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chromium / native_client / nacl-gcc / a4396cfdb5072df5e727e5da2d5fae30b2d7a59e / . / gcc / ChangeLog-2000
blob: fcbad249f872d072a2ba0332def0f999e03a7fae [file] [log] [blame]
2000-12-31 Alexandre Oliva <[email protected]>
* resource.c (mark_referenced_resources): Abort() before
attempting to mark a pseudo register.
(mark_set_resources): Likewise.
2000-12-31 Philip Blundell <[email protected]>
* config/arm/linux-gas.h (CLEAR_INSN_CACHE): Add missing asm
operands.
2000-12-30 Richard Henderson <[email protected]>
* dbxout.c (dbxout_block): Invert logic on eliding LBRAC/RBRAC.
Initialize variables properly for DBX_LBRAC_FIRST.
2000-12-30 Richard Kenner <[email protected]>
* expr.c (expand_expr, case COMPONENT_REF): Fix typo in last change.
2000-12-30 Kaveh R. Ghazi <[email protected]>
* builtins.c (validate_arglist): New function, use it.
2000-12-30 Philip Blundell <[email protected]>
* config/arm/arm.c (arm_expand_prologue): Fix typos in error
message and comment. Note location of testcase for an unhandled
situation.
2000-12-30 Jeffrey Oldham <[email protected]>
* defaults.h (BUILD_VA_LIST_TYPE): New definition.
* tree.c (build_common_tree_nodes_2): Ensure the va_list_type_node
is a copy, not an alias.
2000-12-30 Richard Kenner <[email protected]>
* calls.c (calls_function_1, case CONSTRUCTOR): New case.
* alias.c (alias_sets_conflict_p): New function.
(mems_in_disjoint_alias_sets_p): Use it.
(readonly_fields_p): Moved from expr.c; check for record type.
(objects_must_conflict_p): New function.
* calls.c (expand_call): Use assign_temp as much as possible, use
readonly variant if assigned once, and don't set memory attributes.
(emit_library_call_value_1, store_one_arg): Likewise.
* integrate.c (expand_inline_function): Likewise.
* stmt.c (expand_asm_operands, expand_return): Likewise.
* expr.c (copy_blkmode_from_reg, store_constructor): Likewise.
(store_field, save_noncopied_parts, expand_expr): Likewise.
(expand_expr_unaligned): Likewise.
(readonly_fields_p): Moved to alias.c.
(safe_from_p): Rework handling of SAVE_EXPR.
MEMs ony conflict if alias sets conflict; likewise for INDIRECT_REF.
* function.c (struct temp_slot): Delete field ALIAS_SET; add TYPE.
(assign_stack_for_temp): Use objects_must_confict_p.
Set all memory attributes from type, if specified.
(mark_temp_slot): Mark TYPE field.
* tree.h (alias_sets_conflict_p, readonly_fields_p): New decls.
(objects_must_conflict_p): Likewise.
* stmt.c (expand_decl): Don't use assign_stack_temp in error case.
(add_case_node): No need to copy nodes anymore.
2000-12-30 Alexandre Oliva <[email protected]>
* config/sh/sh.c (split_branches): Don't dereference re-computed
`beyond' before checking it's non-NULL.
2000-12-29 Robert Lipe <[email protected]>
Remove COFF support from i?86-pc-sco3.2v5.
* i386/sco5.h (PREFERRED_DEBUGGING_TYPE): Change to Dwarf II.
(TARGET_ELF): Now always true.
(SUBTARGET_SWTICHES: )Remove -mcoff.
* i386/t-sco5 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
MULTILIB_EXCEPTION): Nuke coff.
(CRTSTUFF_T_CFLAGS_S): Deleted.
(TARGET_LIBGCC2_CFLAGS): Added.
2000-12-29 Alexandre Oliva <[email protected]>
* varasm.c (output_constant_def): Don't ENCODE_SECTION_INFO
twice. Update desc->rtl and ->label, in case ENCODE_SECTION_INFO
modifies them.
2000-12-29 Bernd Schmidt <[email protected]>
* ia64.c (ia64_expand_load_address): Accept additional scratch
register argument. All callers & prototype changed.
Use scratch register when generating load_symptr insns.
* ia64.md (movdi_symbolic): Clobber a scratch register. Use it
when calling ia64_expand_load_address.
(movdi): Generate movdi_symbolic with additional operand.
(load_gprel64): Use pic_offset_table_rtx instead of (reg:DI 1).
(load_symptr): Likewise. Use additional operand as a scratch
register instead of generating it here.
* basic-block.h: Add a comment.
* flow.c (PROP_POSTRELOAD): New macro.
(update_life_info): Add it to prop_flags.
(mark_set_1): If it is set, compute REG_N_SETS for the original
register number of a hard reg.
* emit-rtl.c (gen_raw_REG): New function.
(gen_rtx_REG, gen_reg_rtx, init_emit_once): Use it instead of
gen_rtx_raw_REG.
* print-rtl.c (print_rtx): Print ORIGINAL_REGNO.
* final.c (alter_subreg): Update it.
* regrename.c (do_replace): Likewise. Use gen_raw_REG.
* rtl.def (REG): Update comment.
* rtl.h (X0UINT, ORIGINAL_REGNO): New macros.
(gen_raw_REG): Declare.
2000-12-29 Richard Kenner <[email protected]>
* tree.c (get_set_constructor_bits): Use host_integerp and
tree_low_cst.
* local-alloc.c (update_equiv_regs): Don't use copy_rtx on PATTERN.
* toplev.c (main): Call xmalloc_set_program_name.
* gcc.c (main): Likewise.
2000-12-29 Philip Blundell <[email protected]>
* config/arm/arm.c (arm_override_options): Fix typo in warning
message.
2000-12-29 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_expand_block_move): Initialize
src_align and dst_align in bits. Do unaligned quadword loads
if possible for BWX too.
(alpha_expand_block_clear): Initialize align in bits. Track
small leading offsets into a larger alignment. Play games with
stq_u for large 4-byte aligned blocks. Use load/mask/store
for appropreately aligned heads and tails.
2000-12-29 Alexandre Oliva <[email protected]>
* function.c (assign_parms): Convert arguments passed by
reference to the right mode.
2000-12-28 Geoffrey Keating <[email protected]>
* c-parse.in (select_or_iter_stmt): Use truthvalue_conversion
on the condition of a FOR statement, so that it gets typechecked
and optimized.
2000-12-29 Alexandre Oliva <[email protected]>
* c-decl.c (grokdeclarator): Prevent crash in case of overflow in
array size.
* calls.c (emit_library_call_value_1): Add to call_fusage the
stack slot assigned to argument passed by reference.
2000-12-28 Jeffrey Oldham <[email protected]>
* toplev.h (extern really_sorry): Remove extern declaration for
nonexistent function.
2000-12-28 Jeffrey Oldham <[email protected]>
* varasm.c (initializer_constant_valid_p): Indicate subtraction of
pointers to the same string constant is absolute.
2000-12-28 Joseph S. Myers <[email protected]>
* c-common.c (enum format_type): Add strfmon_format_type.
(decl_attributes): Handle format attributes strfmon and
__strfmon__.
(FMT_FLAG_USE_DOLLAR, FMT_FLAG_ZERO_WIDTH_BAD,
FMT_FLAG_EMPTY_PREC_OK): Define.
(format_char_info): Update comment for flag_chars.
(format_flag_spec): Add skip_next_char.
(format_kind_info): Add left_precision_char.
(printf_flag_specs, scanf_flag_specs, strftime_flag_specs,
format_types): Update for these new structure members and flags.
(time_char_table): Make const.
(strfmon_length_specs, strfmon_flag_specs, strfmon_flag_pairs,
monetary_char_table): New.
(format_types): Add details of strfmon formats.
(init_function_format_info): Create default attribute for strfmon.
(check_format_info_main): Check the new flags. Handle
skip_next_char and left precision.
* toplev.c (documented_lang_options): Update description of
-Wformat.
* extend.texi: Document strfmon format attributes. Document
attribute forms such as __printf__. Clarify format_arg attribute
documentation.
* invoke.texi (-Wformat): Update for strfmon formats.
2000-12-28 Andreas Jaeger <[email protected]>
* expmed.c (store_bit_field): Fix last patch.
2000-12-28 Alexandre Oliva <[email protected]>
* config/sh/crt1.asm (start_l): `__SH4_SINGLE_ONLY__' was missing
the trailing `__'.
2000-12-28 Alan Lehotsky <[email protected]>
* expmed.c (store_bit_field): Correctly compute smallest mode that
is sufficient to contain all bits we are storing.
2000-12-27 Kaveh R. Ghazi <[email protected]>
* builtins.c (build_function_call_expr): New function. Use it
everywhere in lieu of manually constructing a CALL_EXPR.
2000-12-27 Chandrakala Chavva <[email protected]>
* calls.c (store_one_arg): If parm is passed both in stack and in
register and offset is greater than reg_parm_stack_space, split
the offset and call emit_push_insn().
2000-12-27 Nick Clifton <[email protected]>
* ifcvt.c (noce_emit_store_flag): Handle jump insns that are
PARALLEL.
2000-12-27 Alexandre Oliva <[email protected]>
* rtl.c (copy_most_rtx, shallow_copy_rtx): Copy frame_related
flag.
2000-12-27 Bruce Korb <[email protected]>
* fixinc/Makefile.in: fix for ancient Bourne shell
* fixinc/Makefile.BEOS: obsolete
* fixinc/Makefile.DOS: obsolete
* fixinc/fixincl.sh(LINKS): use `test -d' rather than `ls' for testing
2000-12-27 Bernd Schmidt <[email protected]>
* sched-deps.c (get_condition, conditions_mutex_p): New functions.
(add_dependence): Use them to avoid adding unnecessary dependencies
between conditionally executed insns.
(sched_analyze_1, sched_analyze_2, sched_analyze_insn): Don't free
dependency lists if current insn is a COND_EXEC.
2000-12-27 Geoffrey Keating <[email protected]>
* config/rs6000/rs6000.md (define_attr "length"): Correct
calculation.
2000-12-26 Kazu Hirata <[email protected]>
* config/h8300/h8300.c: Fix a comment typo.
(get_shift_alg): Fix a typo in the assembly code for 12-bit
ASHIFTRT in HImode. Do not output extra whitespace after one line
of assembly code. Output a tab after an opcode instead of a
space.
(emit_a_shift): Output a tab after an opcode instead of a space.
2000-12-23 Marek Michalkiewicz <[email protected]>
* config/avr/avr.c (out_movqi_r_mr, out_movhi_r_mr, out_movsi_r_mr,
out_movsi_mr_r, out_movqi_mr_r, out_movhi_mr_r): Use %o instead of
%4 in output templates, do not modify operands passed by the caller.
2000-12-23 Joseph S. Myers <[email protected]>
* builtins.def (BUILT_IN_LABS, BUILT_IN_LLABS, BUILT_IN_IMAXABS):
Don't define.
* builtins.c (expand_builtin): Don't handle BUILT_IN_LABS,
BUILT_IN_LLABS and BUILT_IN_IMAXABS.
* c-common.c (c_common_nodes_and_builtins): Use BUILT_IN_ABS for
builtin labs, llabs and imaxabs.
(expand_tree_builtin): Don't handle BUILT_IN_LABS, BUILT_IN_LLABS
and BUILT_IN_IMAXABS.
2000-12-23 Joseph S. Myers <[email protected]>
* c-common.c (builtin_function_2): New function.
(c_common_nodes_and_builtins): Use it to define each pair (foo,
__builtin_foo) of builtins in one place.
2000-12-22 Joseph S. Myers <[email protected]>
* gccbug.in: Add libgcj and preprocessor categories.
2000-12-22 Bernd Schmidt <[email protected]>
* config/ia64/ia64.c (itanium_reorder): Only schedule stops in
the final scheduling pass.
2000-12-22 Nick Clifton <[email protected]>
* config/arm/arm.h (struct machine_function): Add new field
'lr_save_eliminated'.
* config/arm/arm.c (arm_compute_save_reg_mask): Do not include the
link register if its save has been eliminated.
(output_arm_prologue): Mention if the save of the link register
has been eliminated.
(output_arm_epilogue): Rename 'live_regs_mask' to
'saved_regs_mask'.
Test 'saved_regs_mask' for the link register, not regs_ever_live.
(arm_expand_prologue): If the link register has not been saved set
lr_save_eliminated and emit a USE to prevent later passes from
scavenging it.
* dwarf2out_frame_debug_expr: Allow the (scratch) frame
pointer to be initialized from the stack pointer plus a
constant.
2000-12-22 Bernd Schmidt <[email protected]>
* regrename.c (struct du_chain): New field "earlyclobber".
(enum scan_actions): Remove unused entry "note_reference".
(enum scan_actions_name): Likewise.
(note_sets, clear_dead_regs, merge_overlapping_regs): New static
functions.
(regrename_optimize): Use them to compute unavailable regs; get
rid of the more simpleminded code we used to have here.
Use a tick array to ensure registers are allocated in a more
round-robin way. Disable code that only optimizes registers
that were seen more than once.
(referenced_regs): Remove variable.
(scan_rtx_reg): New arg "earlyclobber". All callers changed.
Store its value in newly generated du_chain structures.
Add new du_chains at the end, not the start, of the list.
Don't handle the "note_reference" action.
(scan_rtx): New arg "earlyclobber". All callers changed.
(build_def_use): Lose code to keep track of referenced regs.
2000-12-22 Kaveh R. Ghazi <[email protected]>
* Makefile.in (sched-deps.o, sched-rgn.o): Fix dependency typo.
* fp-bit.h (usi_to_float): Add prototype.
* i386.c (ix86_expand_builtin): Delete unused label.
* dwarf2out.c (file_info_cmp): Prototype.
(dwarf2out_line): Hide variable `old_in_use'.
* objc-act.c (objc_fatal): Delete.
* sched-vis.c (visualize_stall_cycles): Remove unused variable.
* system.h (getopt): Fix error in last change.
* varasm.c (assemble_trampoline_template): Constify.
2000-12-22 Jason Merrill <[email protected]>
* collect2.c (main): Use auto_demangling.
2000-12-22 Alexandre Oliva <[email protected]>
* function.c (assign_parms): Update parm's DECL_INCOMING_RTL
when optimizing PARALLEL to REG.
2000-12-22 Graham Stott <[email protected]>
* reload.c (update_auto_inc_notes): New, broken out from ...
(find_reloads_address_1): ... use here, also correct possible
use of uninitialized reloadnum.
2000-12-21 David O'Brien <[email protected]>
* config/freebsd.h (LIB_SPEC): remove -kthread option.
2000-12-22 Michael Hayes <[email protected]>
* resource.c (mark_set_resources): Use MARK_SRC_DEST for
PRE_MODIFY and POST_MODIFY cases.
* rtlanal.c (side_effects_p): Handle PRE_MODIFY and POST_MODIFY.
2000-12-22 Michael Hayes <[email protected]>
* md.texi (Looping Patterns): New node.
2000-12-21 Joseph S. Myers <[email protected]>
* gcc.texi, cpp.texi: Update last-updated dates.
2000-12-21 Chandrakala Chavva <[email protected]>
* varasm.c (output_addressed_constants): Use language specific
expander on unknown nodes.
2000-12-21 Graham Stott <[email protected]>
* combine.c (distribute_notes): Handle REG_NON_LOCAL_GOTO notes.
2000-12-21 Bernd Schmidt <[email protected]>
* Makefile.in (out_object_file): Depend on sched-int.h.
* rtl.h (single_set_1): New macro.
(single_set_2): Renamed from single_set_1 and extra argument added.
* rtlanal.c (single_set_2): Likewise.
* config/ia64/ia64-protos.h (get_bundle_name, ia64_issue_rate,
ia64_adjust_cost, ia64_sched_init, ia64_sched_finish,
ia64_sched_reorder, ia64_sched_reorder2, ia64_variable_issue):
Declare.
* config/ia64/ia64.c: Include "sched-int.h".
(hard_regno_rename_ok): Also disallow renaming from the various
reg_save_* regs.
(ia64_safe_itanium_requiers_unit0, ia64_safe_itanium_class,
ia64_safe_type, init_insn_group_barriers, group_barrier_needed_p,
safe_group_barrier_needed_p, fixup_errata): New static functions.
(rtx_needs_barrier): Handle bundle selector and cycle display
insns.
(emit_insn_group_barriers): Accept additional FILE * arg. All
callers changed. Rework to only generate stop bits between
basic blocks that haven't been inserted by scheduling.
(struct bundle, struct ia64_packet): New structures.
(NR_BUNDLES, NR_PACKETS): New macros.
(bundle, packets, type_names): New static arrays.
(ia64_final_schedule): New variable.
(ia64_single_set, insn_matches_slot, ia64_emit_insn_before,
gen_nop_type, finish_last_head, rotate_one_bundle, rotate_two_bundles,
cycle_end_fill_slots, packet_matches_p, get_split, find_best_insn,
find_best_packet, itanium_reorder, dump_current_packet, schedule_stop):
New static functions.
(ia64_issue_rate, ia64_sched_init, ia64_sched_reorder,
ia64_sched_finish, ia64_sched_reorder2, ia64_variable_issue): New
functions.
(ia64_reorg): Perform a final scheduling pass.
* config/ia64/ia64.h (CONST_COSTS): Slightly increase SYMBOL_REF costs.
(MAX_CONDITIONAL_EXECUTE, ADJUST_COST, ISSUE_RATE, MD_SCHED_INIT,
MD_SCHED_REORDER, MD_SCHED_REORDER2, MD_SCHED_FINISH,
MD_SCHED_VARIABLE_ISSUE): Define macros.
(ia64_final_schedule): Declare variable.
* config/ia64/ia64.md (attr itanium_class): Add some more classes.
(attr type): Account for them.
(itanium_requires_unit0): New attribute.
(function units): Rewrite.
(some splitters): Don't create scheduling barriers here.
(gr_spill_internal, gr_restore_internal): Don't predicate the
pseudo-op.
(nop_m, nop_i, nop_f, nop_b, nop_x, cycle_display, cycle_display_1,
bundle_selector): New patterns.
(insn_group_barrier): Now has an operand.
2000-12-21 DJ Delorie <[email protected]>
* dwarf2out.c (simple_decl_align_in_bits): new
(field_byte_offset): Try both the type align and the
decl align, use whichever works, preferring the type align.
2000-12-21 Joseph S. Myers <[email protected]>
* gccbug.in: Fix typo.
2000-12-20 Benjamin Kosnik <[email protected]>
* Makefile.in (gcc_gxx_target_include_dir): Use instead of
build_tooldir and libstdcxx_incdir.
2000-12-20 Robert Lipe <[email protected]>
* haifa-sched.c (schedule_block): Provide empty source statement
if not MD_SCHED_REORDER2.
2000-12-20 Richard Henderson <[email protected]>
* rtl.h (REG_NON_LOCAL_GOTO): New.
* rtl.c (reg_note_name): Update.
* stmt.c (expand_goto): Emit a REG_NON_LOCAL_GOTO note.
* builtins.c (expand_builtin_longjmp): Likewise.
* flow.c (make_edges): Check for REG_NON_LOCAL_GOTO and do
not emit an edge.
2000-12-20 Marek Michalkiewicz <[email protected]>
* config/avr/avr.c (out_movsi_r_mr, out_movsi_mr_r, out_movhi_mr_r):
Do not output undefined opcodes where source or destination register
overlaps with modified pointer register. Handle (X + d) addresses.
* config/avr/avr.md (*movhi, *movsi, *movsf): Correct insn length
in alternatives with memory operand.
2000-12-20 Richard Henderson <[email protected]>
* c-typeck.c (build_asm_stmt): New, broken out from ...
(c_expand_asm_operands): ... here. Just do rtl expansion.
(c_expand_return): Return the new stmt node.
(c_start_case, do_case): Likewise.
* c-common.c (c_expand_expr_stmt): Likewise.
* c-common.h: Update declarations.
* c-tree.h: Likewise.
* c-semantics.c (build_stmt): Use STMT_LINENO not TREE_COMPLEXITY.
* c-parse.in (fndef): Set DECL_SOURCE_LINE to the open brace.
(nested_function, notype_nested_function): Likewise.
(compstmt): Return the compound statement not the binding level.
(lineno_labeled_stmt): Simplify.
(lineno_stmt, lineno_label): Set STMT_LINENO.
(stmt, label): Return the new stmt node.
2000-12-20 Bernd Schmidt <[email protected]>
* Makefile.in (OBJS): Add sched-ebb.o.
(sched-ebb.o): New rule.
(sched-vis.o): Depend on hard-reg-set.h and $(BASIC_BLOCK_H).
(haifa-sched.o): Depend on insn-flags.h.
* haifa-sched.c: Include "insn-flags.h".
(priority): Don't access BLOCK_NUM, use the new contributes_to_priority
callback.
* rtl.h (schedule_ebbs): Declare.
* sched-int.h (struct sched_info): Add new members
contributes_to_priority and compute_jump_reg_dependencies.
* sched-rgn.c (contributes_to_priority, compute_jump_reg_dependencies):
New functions.
(region_sched_info): Add them.
* sched-vis.c: Include "hard-reg-set.h" and "basic-block.h".
* sched-ebb.c: New file.
* sched-deps.c (sched_analyze_insn): Add code to handle JUMP_INSNs.
* flow.c (ior_reg_cond, and_reg_cond, elim_reg_cond): Properly
handle all relational operators.
2000-12-20 Alexandre Oliva <[email protected]>
* final.c (output_addr_const): Use ASM_OUTPUT_SYMBOL_REF.
* tm.texi: Document it.
2000-12-19 Benjamin Kosnik <[email protected]>
* Makefile.in (-DGPLUSPLUS_TOOL_INCLUDE_DIR): Use build_tooldir
instead of gcc_tooldir.
2000-12-19 John David Anglin <[email protected]>
* system.h (getopt): Update prototype to match include/getopt.h.
2000-12-19 John David Anglin <[email protected]>
From Jeff Law.
* pa.c (basereg_operand): Simplify.
2000-12-19 Bernd Schmidt <[email protected]>
* haifa-sched.c (rm_line_notes): Arguments are now head and tail,
not block number. All callers and prototype changed.
(set_priorities): Likewise.
(save_line_notes): Add head and tail arguments; all callers and
prototype changed.
(restore_line_notes): Likewise. Don't crash on insns generated
during scheduling.
(schedule_block): Don't use BLOCK_HEAD/BLOCK_END macros.
Call MD_SCHED_INIT with additional argument.
When starting a new cycle, emit cycle_display insns if available.
Don't stop scheduling when encountering a JUMP_INSN, but add another
call to schedule_more_p in the inner loop.
Call MD_SCHED_REORDER2 after scheduling an insn.
Call MD_SCHED_FINISH once all insns are scheduled.
(sched_init): Compensate for the fact that get_block_head_tail
doesn't include leading notes.
* sched-deps.c (free_deps): Free vectors here.
* sched-rgn.c (compute_block_backward_dependencies): Not here.
(last_was_jump): New static variable.
(schedule_more_p): Test it.
(init_ready_list): Initialize it.
(can_schedule_ready_p): Set it if we have a JUMP_INSN.
* config/i386/i386.h (MD_SCHED_INIT): Add new arg.
* config/m32r/m32r.h (MD_SCHED_INIT): Add new arg.
* config/sparc/sparc.h (MD_SCHED_INIT): Add new arg.
* md.texi (cycle_display): Document.
* tm.texi (MD_SCHED_INIT): Document new arg.
(MD_SCHED_FINISH, MD_SCHED_REORDER2): Document.
* flow.c (ior_reg_cond, nand_reg_cond, not_reg_cond): Rewrite
to use different representation. All callers changed.
(and_reg_cond): Renamed from nand_reg_cond; caller changed.
(init_propagate_block_info): Don't test flags to determine
whether to compute conditional lifetimes.
Adjust code for new representation of conditional lifetimes.
(mark_regno_cond_dead): Similar adjustment.
(free_reg_cond_life_info): Similar adjustment.
(elim_reg_cond): New function.
(flush_reg_cond_1): Use it.
2000-12-19 Catherine Moore <[email protected]>
* reload1.c (reload_combine): Take multi-hard-regs into account
when processing CALL_INSN_FUNCTION_USAGE.
2000-12-19 Joseph S. Myers <[email protected]>
* invoke.texi (-print-search-dirs): Make references to cpp refer
to cpp0 instead.
2000-12-18 Kaveh R. Ghazi <[email protected]>
* fold-const.c (tree_expr_nonnegative_p): Treat truth values as
non-negative.
Tue Dec 19 00:37:08 2000 J"orn Rennecke <[email protected]>
* reload.c (push_reload): When using a dying register for the reload
register in an in-out reload, use outmode if wider than inmode.
2000-12-19 Joseph S. Myers <[email protected]>
* config/d30v/d30v.h (EXIT_BODY): Update comment.
2000-12-18 Joseph S. Myers <[email protected]>
* config.gcc (*-*-linux*): Don't define HAVE_ATEXIT or BSTRING.
* tm.texi (EXIT_BODY): Update documentation.
* config/freebsd.h, config/netware.h, config/arm/coff.h,
config/arm/conix-elf.h, config/arm/unknown-elf.h,
config/d30v/d30v.h, config/mcore/mcore.h, config/pj/pj.h,
sparc/sp86x-aout.h: Remove definitions of HAVE_ATEXIT (some
commented out) and associated comments.
2000-12-18 Joseph S. Myers <[email protected]>
* c-common.c (STD_C9L, ADJ_STD): Define.
(printf_length_specs, scanf_length_specs): Mark "ll" as standard
STD_C9L.
(T99_LL): Rename to T9L_LL.
(T99_ULL): Rename to T9L_ULL.
(print_char_table, scan_char_table): Use T9L_LL and T9L_ULL
instead of T99_LL and T99_ULL.
(check_format_info_main): Use ADJ_STD on all format standard
versions being compared.
* c-common.h: Declare warn_long_long.
* c-tree.h: Don't declare warn_long_long.
2000-12-18 Joseph S. Myers <[email protected]>
* COPYING: Update to current
ftp://ftp.gnu.org/pub/gnu/Licenses/COPYING-2.0 (fixes references
to 19yy as example year in copyright notice).
2000-12-18 Neil Booth <[email protected]>
* c-lex.c (cb_file_change): Treat in_system_header as strictly
boolean (0 or 1).
2000-12-18 Neil Booth <[email protected]>
* cppmain.c: Update print.lineno with -P.
2000-12-18 Neil Booth <[email protected]>
* c-lex.c: s/change_file/file_change.
* cpplib.h: Similarly.
* cppmain.c: Similarly.
* fix-header.c: Similarly.
* cppfiles.c (stack_include_file): Pass the buffer location and
size to cpp_push_buffer. Generate the file_change callback,
so that sysp is already set.
* cpphash.h: Add _cpp_do_file_change.
* cpplib.c (do_line): Set buffer->sysp directly. Generate the
file_change callback after setting sysp.
(_cpp_do_file_change): Handle FC_ENTER and the FC_RENAME exception
here.
(cpp_push_buffer): Don't generate a callback. Clear sysp.
(cpp_pop_buffer): Clean up logic.
2000-12-18 Benjamin Kosnik <[email protected]>
* configure.in (gcc_gxx_include_dir): Simplify.
(libstdcxx_incdir): Export.
* configure: Regenerate.
* Makefile.in (PREPROCESSOR_DEFINES): Add in
GPLUSPLUS_TOOL_INCLUDE_DIR bits here..
(libstdcxx_incdir): Add.
* cppdefault.c (GPLUSPLUS_TOOL_INCLUDE_DIR): Add search path.
2000-12-18 Neil Booth <[email protected]>
* c-lex.c (lex_lineno): Remove.
(init_c_lex, c_lex): Remove lex_lineno.
(cb_change_file): Update lineno correctly, both before calling
push_srcloc and before leaving the function.
(cb_def_pragma): Set lineno before outputting diagnostics.
Sun Dec 17 18:45:41 2000 Richard Kenner <[email protected]>
* print-tree.c (print_node): Print DECL_USER_ALIGN and TYPE_USER_ALIGN.
Print TYPE_MIN_VALUE and TYPE_MAX_VALUE for REAL_TYPE.
Use print_node_brief to print bounds.
2000-12-17 Neil Booth <[email protected]>
* cpplib.h (struct cpp_reader): Remove references to string_pool
and temp_string_pool.
* cppinit.c (cpp_create_reader, cpp_cleanup): Similarly; using
ident_pool in place.
* cpplex.c (parse_number, unescaped_terminator_p, parse_string,
save_comment, cpp_token_as_text): Similarly.
* cpplib.c (do_define, glue_header_name, parse_assertion): Similarly.
* cppmacro.c (make_number_token, builtin_macro, lock_pools,
unlock_pools, stringify_arg, paste_tokens): Similarly.
Sun Dec 17 12:41:48 2000 Richard Kenner <[email protected]>
* dwarf2out.c (loc_descriptor_from_tree, case NOP_EXPR): New case.
(loc_descriptor_from_tree, case CONVERT_EXPR): Likewise.
(loc_descriptor_from_tree, case NON_LVALUE_EXPR): Likewise.
2000-12-17 Richard Earnshaw <[email protected]>
* Makefile.in (check-po): Use $(MAKE).
(risky-stage1, risky-stage2, risky-stage3, risky-stage4): Likewise.
2000-12-17 Neil Booth <[email protected]>
* cppmain.c (check_multiline_token): New function.
(scan_buffer): Use it.
(cb_change_file): Restructure to avoid warning.
* cpperror.c (print_location): Initialize col.
2000-12-14 Philipp Thomas <[email protected]>
* protoize.c (main): Correctly set locale categories.
* gcc.c (main): Likewise.
* cppmain.c (general_init): Likewise.
* toplev.c (main): Likewise.
* gcov.c (main): Likewise.
* collect2.c (main): Likewise.
2000-12-17 Kaveh R. Ghazi <[email protected]>
* c-common.c (c_common_nodes_and_builtins): Create a
cstring_endlink, use it. Rename int_ftype_string_string to
int_ftype_cstring_cstring, string_ftype_string_int to
string_ftype_cstring_int, and string_ftype_string_string to
string_ftype_cstring_cstring. Prefer sizetype_endlink and
int_endlink to manually recreating them. Fix the prototype
set for __builtin_strspn/__builtin_strcspn.
2000-12-12 Marek Michalkiewicz <[email protected]>
* config/avr/avr.c (out_set_stack_ptr): Update comment.
(print_operand): Add support for %~ and %o.
2000-12-17 Herman A.J. ten Brugge <[email protected]>
* c4x.h: Add ASM_OUTPUT_DEF definition for bounded pointer code.
2000-12-17 Neil Booth <[email protected]>
* c-lex.c: Move main_input_filename handling to FC_ENTER. Clean up.
* cpperror.c (print_containing_files): Get right line number.
(print_location): Output column of 1 if 0.
* cppfiles.c (stack_include_file): cpp_push_buffer handles
the callback.
* cpphash.h (_cpp_do_file_change): No longer external.
* cpplib.c (do_file_change): Now local to cpplib.c.
(do_line): Fake a buffer stack for preprocessed files.
(cpp_push_buffer): Create a file_change callback. Handle faked
buffers.
(cpp_pop_buffer): Similarly.
* cpplib.h: BUF_FAKE: New buffer type.
* cppmain.c: Update to handle correct file renaming where a
#line is the first line of the main file, and produce only
the renamed file, not the original file, as output.
2000-12-17 Michael Hayes <[email protected]>
* config/c4x/c4x.md: Remove redundant @s from output patterns.
2000-12-17 Michael Hayes <[email protected]>
Herman A.J. ten Brugge <[email protected]>
* config/c4x/c4x.h (REGISTER_TARGET_PRAGMAS): Call c4x_init_pragma.
* config/c4x/c4x-protos.h (c4x_init_pragma): New prototype.
* config/c4x/c4x.c (c4x_init_pragma): New function.
(c_lex_func): New variable.
(c4x_parse_pragma): Use c_lex_func.
2000-12-17 Michael Hayes <[email protected]>
Herman A.J. ten Brugge <[email protected]>
* config/c4x/c4x.h (MD_INIT_BUILTINS): Add void_list_node argument
to c4x_init_builtins.
* config/c4x/c4x-protos.h (c4x_init_builtins): Add tree argument.
* config/c4x/c4x.c (c4x_init_builtins): Add tree argument.
(c4x_output_ascii): Fix.
2000-12-17 Michael Hayes <[email protected]>
Herman A.J. ten Brugge <[email protected]>
* config/c4x/c4x.h (MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): Define.
* config/c4x/c4x-protos.h (c4x_init_builtins): New prototype.
(c4x_expand_builtin): Likewise.
* config/c4x/c4x.c (c4x_init_builtins): New function.
(c4x_expand_builtin): Likewise.
* config/c4x/c4x.md (floatunsqihf2): New pattern.
(*floatqihf2_set, *fixhfqi_set, fix_trunchfqi2): Likewise.
(fixuns_trunchfqi2, toieee, frieee, *ldhf_conditional): Likewise.
(*ldhf_conditional_noov, movhfcc, trap, cond_trap_cc): Likewise.
(*toieee_movqf_clobber, *frieee_movqf_clobber): Likewise.
2000-12-17 Michael Hayes <[email protected]>
* libgcc2.h: Use Wtype for SItype and DWtype for DItype in prototypes.
* libgcc2.c (__absvsi2): Use Wtype and DWtype.
(__absvdi2, __addvsi3, __addvdi3, __subvsi3): Likewise.
(__subvdi3, __mulvsi3, __mulvdi3, __negvsi2, __negvdi2): Likewise.
2000-12-16 Alexandre Oliva <[email protected]>
* config/sh/sh.h (INITIALIZE_TRAMPOLINE): Enclose the block
statement in do/while(0).
Sat Dec 16 19:56:24 MET 2000 Jan Hubicka <[email protected]>
* i386.md (ashrsi3_cmpno, ashrhi3_cmpno, ashrqi3_cmpno, lshrsi3_cmpno,
lshrhi3_cmpno): Remove redundant '@' from the template.
* i386.md (cmpstrsi_1): Fix type of the compare.
* genattrtab.c (attr_rtx_cost): New function.
(simplify_test_exp): Avoid overactive inlining; use temporary
obstacks for tests.
Sat Dec 16 10:41:11 2000 Richard Kenner <[email protected]>
* diagnostic.c (finish_abort): Deleted.
(fatal): Add code from finish_abort.
(error_recursion, fancy_abort): Call fatal, not finish_abort.
(trim_filename): Remove leading "../".
* diagnostic.h (finish_abort): Deleted.
* toplev.c (crash_signal): Call fatal, not finish_abort.
* stor-layout.c (place_field): Treat overflowing DECL_SIZE_UNIT
as if size were variable.
* expmed.c (expand_mult): Write REG_EQUAL note with proper mode.
2000-12-16 Neil Booth <[email protected]>
* tradcpp.c: T_WARNING: New.
(do_warning): New function.
(finclude): Skip past the newline and increase the line number
before calling output_line_command.
(do_line): Skip the new line after output_line_command. Don't
pre-decrement the line number.
2000-12-15 Diego Novillo <[email protected]>
* i386/unix.h (ASM_OUTPUT_MI_THUNK): Fix references to
_GLOBAL_OFFSET_TABLE_ when using Intel syntax.
2000-12-15 Jakub Jelinek <[email protected]>
* gcc.c (cpp_options): Pass -fno-operator-names.
* cpplib.h (struct cpp_options): Add operator_names.
* cppinit.c (cpp_create_reader): Initialize it.
(initialize_builtins): If -fno-operator-names, don't add
C++ alternate operator names.
(COMMAND_LINE_OPTIONS): Add -fno-operator-names.
(cpp_handle_option): Clear operator_names.
2000-12-15 Jason Merrill <[email protected]>
* jump.c (jump_optimize_1): Don't delete the line note after the
prologue even if it seems redundant.
* config/arm/arm.c (arm_expand_prologue): Set RTX_FRAME_RELATED_P
on all insns used to adjust the stack.
Fri Dec 15 15:32:16 MET 2000 Jan Hubicka <[email protected]>
* combine.c (cant_combine_insn_p): Get around SUBREGs when determining
hardreg<->reg moves.
Fri Dec 15 14:48:37 MET 2000 Jan Hubicka <[email protected]>
* genrecog.c (add_to_sequence): Remove special case for
const_int_operand.
(maybe_both_true): Return 1 when falling out of sequence when
trying to find common position in the pattern.
Fri Dec 15 14:44:51 MET 2000 Jan Hubicka <[email protected]>
* integrate.c (copy_rtx_and_substitute): Copy mode too.
Fri Dec 15 14:11:57 MET 2000 Jan Hubicka <[email protected]>
* flow.c (notice_stack_pointer_modification_1): Cleanup.
2000-12-15 Alexandre Oliva <[email protected]>
* function.c (adjust_trampoline_addr): New function.
(trampoline_address): Call it instead of round_trampoline_addr().
* tm.texi (TRAMPOLINE_ADJUST_ADDRESS): Document it.
2000-12-14 Zack Weinberg <[email protected]>
* cppfiles.c (hack_vms_include_specification): Delete function
(not used since 1998).
Fri Dec 15 03:37:51 2000 J"orn Rennecke <[email protected]>
* haifa-sched.c (sched_init): Don't put a note in front of any BARRIER.
2000-12-14 Jim Wilson <[email protected]>
* alias.c (get_alias_set): Call record_component_aliases for
COMPLEX_TYPE.
(record_component_aliases): Handle COMPLEX_TYPE.
2000-12-14 Kaveh R. Ghazi <[email protected]>
* fixinc/gnu-regex.c: Disable NLS.
2000-12-14 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_emit_conditional_move): Do not swap
comparison operands when that would create non-canonical rtl.
* config/i386/i386.md (umulsi3_highpart): Remove * from name.
(smulsi3_highpart): Likewise.
2000-12-14 Neil Booth <[email protected]>
* gcc.c (cpp_options): Add -remap.
2000-12-14 Neil Booth <[email protected]>
* gcc.c (cpp_options): Update to use '&'.
(struct switchstr): Change type of validated to save space.
New member 'ordering'.
(handle_braces, validate_switches): Update to handle '&'.
2000-12-13 Laurynas Biveinis <[email protected]>
* fixinc/inclhack.def: skip stdio_va_list fix if __DJ_va_list
found in a header.
* fixinc/fixincl.x: regenerated.
2000-12-13 DJ Delorie <[email protected]>
* config.gcc (cygwin, win32, mingw32): Use float-i386.h.
2000-12-13 Tom Tromey <[email protected]>
* gcc.c (handle_braces): Handle %{<S*} spec correctly.
2000-12-13 Alexandre Oliva <[email protected]>
* function.c (assign_parms): Optimize incoming PARALLELs into
REGs if possible.
2000-12-13 Bruce Korb <[email protected]>
* fixinc/Makefile.in(*): substantial rewrite to accommodate systems
that cannot handle bi-directional pipes, viz. BeOS and DOS.
* fixinc/fixlib.h(IGNORE_ARG): new macro
(STATIC): define for all of fixinc to use
* fixinc/fixfixes.c(*): eliminate unused arg warnings
* fixinc/fixtests.c(*): ditto
* fixinc/fixincl.c(start_fixer): chain_open now uses const arg list
* fixinc/gnu-regex.c: reorder some includes to avoid _GNU_SOURCE
warning. Also, eliminate the ``#ifdef emacs'' stuff.
(re_syntax_options): make global as it is declared so.
* fixinc/mkfixinc.sh: process the argument list more consistently
(beos/msdosdjgpp): set TARGETS to twoprocess vs. oneprocess
* fixinc/procopen.c(globals): include "fixlib.h" for std defs
* fixinc/server.c(globals): ditto
* fixinc/server.h(defines): ditto
2000-12-13 Neil Booth <[email protected]>
* tradcpp.c (special_symbol): Improve test for definedness,
though it is still not perfect.
(do_define): Don't define illegal macro names.
2000-12-07 Aldy Hernandez <[email protected]>
* config/mips/elf.h (ASM_OUTPUT_SECTION_NAME): emit @nobits
if changing into .bss section.
* config/mips/elf64.h: same.
* config/mips/iris6.h: same.
* config/mips/netbsd.h: same.
* config/mips/openbsd.h: same.
2000-12-13 Neil Booth <[email protected]>
* cppfiles.c (read_name_map): Return null if open () fails.
(remap_filename): Simplify logic. Add ICE if it doesn't work
as expected. Perform secondary lookup attempt on base filename
only.
Wed Dec 13 19:48:04 MET 2000 Jan hubicka <[email protected]>
* flow.c (notice_stack_pointer_modification_1): Notice midifications
using PRE_MODIFY and POST_MODIFY.
Wed Dec 13 17:25:32 MET 2000 Jan Hubicka <[email protected]>
* genoutput.c (process_template): Add sanity checking for '@' templates.
2000-12-13 Bernd Schmidt <[email protected]>
* simplify-rtx.c (cselib_finish): Free reg_values and used_regs
varrays.
2000-12-12 Mike Stump <[email protected]>
* Makefile.in (distclean): Remove safe-ctype.c as well.
2000-12-12 Brad Lucier <[email protected]>
* tradcpp.c (do_error): Cast difference of pointers to int
for error message.
2000-12-12 Franz Sirl <[email protected]>
* config/rs6000/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Move from here...
* config/rs6000/sysv4.h (HANDLE_PRAGMA_PACK_PUSH_POP): ...to here.
2000-12-12 Jim Wilson <[email protected]>
* rtlanal.c (may_trap_p): Check operand modes of LE, LT, GE, and GT.
2000-12-12 Alexandre Oliva <[email protected]>
* configure.in: Simplify language enabling/disabling code.
* configure: Rebuilt.
* ch/config-lang.in (target_libs): Set.
(build_by_default): Set to no.
* cp/config-lang.in (target_libs): Set.
* f/config-lang.in (target_libs): Set.
* java/config-lang.in (target_libs): Set.
* objc/config-lang.in (target_libs): Set.
2000-12-12 Neil Booth <[email protected]>
* tradcpp.c (enum node_type): Add T_ERROR.
(do_error): New function.
(directive_table): Add #error handler.
2000-12-12 Franz Sirl <[email protected]>
* configure.in (HAVE_AS_DWARF2_DEBUG_LINE): Enable .file/.loc check
for powerpc*-*-*.
* configure: Regenerated.
* config/rs6000/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
* config/rs6000/rs6000.c (rs6000_unique_section): Use
STRIP_NAME_ENCODING.
Mon Dec 11 13:51:09 2000 Jeffrey A Law ([email protected])
* pa.c (cmpib_comparison_operator): Remove GEU and LTU.
* pa.h (PREDICATE_CODES, cmpib_comparison_operator): Corresponding
changes.
2000-12-11 Bruce Korb <[email protected]>
* fixinc/fixincl.tpl: initialize all fields for warnings
* fixinc/fixincl.x: regenerate
2000-12-11 Neil Booth <[email protected]>
* tradcpp.h: For tradcpp, NUL is not whitespace.
2000-12-11 Neil Booth <[email protected]>
* fix-header.c (read_scan_file): Macro expansion is not a file buffer.
2000-12-05 Marek Michalkiewicz <[email protected]>
* config/avr/avr.c (compare_condition, compare_sign_p): New functions.
(compare_diff_p, compare_eq_p): Call compare_condition.
(out_tsthi, out_tstsi): Call compare_sign_p.
(avr_progmem_p): Check for error_mark_node.
2000-12-11 Neil Booth <[email protected]>
* cpperror.c (print_location): New function.
(print_containing_files): Simplify.
(_cpp_begin_message): Simplify and use print_location.
* cppfiles.c (stack_include_file): Update.
(_cpp_pop_file_buffer): Update.
* cpphash.h (struct cpp_buffer): New members
include_stack_listed and type.
* cpplib.c (_cpp_handle_directive): Buffer->inc is not null.
(run_directive): Take buffer type. cpp_push_buffer cannot fail.
(_cpp_do__Pragma, cpp_define, _cpp_define_builtin, cpp_undef,
handle_assertion): Update.
(cpp_push_buffer): Take a buffer type and file name.
(cpp_pop_buffer): Update. Clear include_stack_listed.
* cpplib.h (input_stack_listing_current): Remove.
(enum cpp_buffer_type): New.
(cpp_push_buffer): New prototype.
* cppmacro.c (builtin_macro): Simplify; buffer cannot be null.
* fix-header.c (read_scan_file): Update.
2000-12-10 Robert Lipe <[email protected]>
* install.texi (i*86-*-sco3.2v5*): Remove information duplicated
in html version.
2000-12-10 Richard Henderson <[email protected]>
* genrecog.c (find_operand): Handle 'V' format code.
(find_matching_operand): New.
(validate_pattern): Accept '=' for an in-out operand if there
is another operand with a matching constraint.
* config/i386/i386.md (andqi_ext_0_cc): Use matching constraint
for op1 to op0.
2000-12-10 Richard Henderson <[email protected]>
* genrecog.c (validate_pattern) [STRICT_LOW_PART]: Fix thinko.
2000-12-09 Richard Henderson <[email protected]>
* genrecog.c (validate_pattern): Verify that ZERO_EXTRACT and
STRICT_LOW_PART as SET_DEST have in-out constraints.
2000-12-09 Joseph S. Myers <[email protected]>
* c-common.c (check_function_format): Don't suggest adding format
attributes to functions with no parameter to which to add them.
2000-12-09 Nick Clifton <[email protected]>
* config/arm/arm.c (arm_expand_prologue): Mark the generated
insn not the set as being DWARF2_FRAME_RELATED_P.
2000-12-09 Laurynas Biveinis <[email protected]>
* Makefile.in: use $(build_exeext) for all build
system executable targets.
2000-12-09 Laurynas Biveinis <[email protected]>
* install.texi: remove i[345]86-*-winnt3.5 section.
* configur.bat: removed.
* config/msdos: directory removed.
2000-12-09 Neil Booth <[email protected]>
* cppfiles.c (NEVER_REREAD, DO_NOT_REREAD): Move from cpphash.h.
* cpphash.h (NEVER_REREAD, DO_NOT_REREAD, ABSOLUTE_PATH): Delete.
* cpplex.c (parse_identifier): Improve diagnostic.
(_cpp_lex_token): Return unconditionally at the end of a directive.
* cpplib.c (read_flag): Verify legality of each flag.
(end_directive): Resotre pfile->skipping before skip_rest_of_line.
(do_line): Use the new read_flag.
* cppmacro.c (struct cpp_macro, parse_arg, replace_args,
check_macro_redefinition, parse_params): Rename var_args to
variadic.
2000-12-09 Joseph S. Myers <[email protected]>
* .cvsignore: Add info files.
2000-12-08 Laurynas Biveinis <[email protected]>
* config/winnt: Remove obsolete directory.
* install.texi (Configurations): Remove obsolete documentation for
Windows NT.
2000-12-08 Joseph S. Myers <[email protected]>
* configure.in: Don't define INSTALL_INFO.
* configure: Regenerate.
* Makefile.in (INSTALL_INFO): Remove.
(info): Depend on info files in source directory.
(cpp.info, gcc.info, c-tree.info): Build info files in source
directory.
(distclean): Don't remove info files.
(maintainer-clean): Remove info files from source directory.
(install-normal): Depend on install-info.
(install-info): Install info files from source directory, if they
exist.
* texinfo.tex: Update to version 2000-11-09.08 from ftp.gnu.org.
2000-12-08 Alexandre Oliva <[email protected]>
* lcm.c (optimize_mode_switching): Check whether an insn is a NOTE
before taking its NOTE_LINE_NUMBER.
2000-12-08 Nick Clifton <[email protected]>
* config/arm/arm.md (load_indirect_jump): Add pool ranges.
* extend.texi: Document ARM "interrupt" function attribute.
Mention that the ARM also support the "naked" function
attribute.
* config/arm/arm-protos.h (arm_current_func_type): Add
prototype.
* config/arm/arm.h (EXCEPTION_LR_REGNUM): Define.
(struct machine_function): Add 'func_type' field.
Define bit values for 'func_type' field.
(ARM_FUNC_TYPE): New macro.
(IS_INTERRUPT): New macro.
(IS_VOLATILE): New macro.
(IS_NAKED): New macro.
(IS_NESTED): New macro.
(ARM_INITIAL_ELIMINATION_OFFSET): Use IS_VOLATILE.
* config/arm/arm.c (isr_attribute_args): New Structure. A
list of "interrupt" function attribute modifiers.
(arm_isr_value): New Function: Returns the type of the current
interrupt function.
(arm_compute_func_type): New Function: Computes the type of
the current function.
(arm_current_func_type): New Function: Returns the type of the
current function.
(use_return_insn): Use arm_current_func_type.
(arm_valid_type_attribute_p): Accept "interrupt" function
attribute.
(arm_comp_type_attributes): Check "interrupt" attributes.
(arm_valid_machine_decl): Accept "interrupt" function
attribute.
(arm_function_ok_for_sibcall): Do not allow interrupt
functions to use sibcalls.
(arm_naked_function_p): Delete.
(print_multi_reg): Remove redundant parameter 'hat'.
(arm_compute_save_reg_mask): New Function: Compute a bit mask
of registers saved during the current function's prologue.
(output_arm_return_instruction): Use arm_current_func_type.
Generate return instruction when LR is not poppsed off the
stack.
(arm_volatile_func): Delete.
(output_arm_prologue): Use arm_current_func_type and
arm_compute_save_reg_mask.
Note presernce of interrupt functions.
(arm_output_epilogue): Use arm_current_func_type and
arm_compute_save_reg_mask.
(arm_expand_prologue): Use arm_current_func_type and
arm_compute_save_reg_mask.
(arm_init_machine_status): Initialize func_type field, if
necessary.
(thumb_expand_prologue): Use arm_current_func_type.
(output_thumb_prologue): Use arm_current_func_type.
2000-12-08 Brad Lucier <[email protected]>
* tradcpp.c (do_include): Make pointer differences 64-bit clean.
Fri Dec 8 08:23:29 2000 J"orn Rennecke <[email protected]>
* fp-bit.c (_fpmul_parts): Use USItype variables as inputs
for multiplies.
2000-12-07 Mike Stump <[email protected]>
* Makefile.in (distclean): Remove alloca.c hashtab.c.
2000-12-07 Zack Weinberg <[email protected]>
* Makefile.in (HOST_RTL): Add safe-ctype.o.
(safe-ctype.o): New rule.
* system.h: Include safe-ctype.h, not ctype.h. No need to
wrap ctype macros.
* cpphash.h: Zap IStable and related macros. Define is_* in
terms of safe-ctype.h macros.
* cppinit.c: Delete the IStable and all related code.
* tradcpp.c: Delete is_idchar, is_idstart, is_hor_space, and
is_space arrays. Delete initialize_char_syntax. Change all
references to the above arrays to use macros instead.
* tradcpp.h: Define is_idchar, is_idstart, is_space, and
is_nvspace in terms of safe_ctype.h's macros.
* tradcif.y: is_idchar, is_idstart are macros not arrays.
* config/i370/i370.c, config/winnt/dirent.c,
config/winnt/fixinc-nt.c, config/winnt/ld.c:
Use uppercase ctype macros. If we included ctype.h,
include safe-ctype.h instead.
* fixinc/fixfixes.c: Use uppercase ctype macros. Don't test
ISLOWER(c) before calling TOUPPER(c).
* fixinc/fixincl.c (extract_quoted_files): Simplify out some gunk.
* fixinc/gnu-regex.c: Include safe-ctype.h, not ctype.h. No need to
wrap ctype macros. Don't test ISUPPER(x) before calling TOLOWER(x).
2000-12-07 DJ Delorie <[email protected]>
* c-decl.c (grokdeclarator): preserve previous alignments when
rebuilding array types.
2000-12-07 Neil Booth <[email protected]>
* cppfiles.c (struct include_file): Move from cpphash.h.
(_cpp_never_reread): New function.
(open_file, read_include_file): Use it.
(stack_include_file): Set the buffer's sysp according to the
path in which the file was found.
(find_include_file): Don't set sysp.
(cpp_make_system_header, actual_directory): Update.
(_cpp_execute_include): Do #include_next lookup handling here,
not in cpplib.c. Use _cpp_never_reread.
* cpphash.h (struct_include_file): Remove.
(struct cpp_buffer): New member sysp.
(CPP_IN_SYSTEM_HEADER, _cpp_execute_include): Update.
(_cpp_never_reread): New.
* cpplib.c (read_line_number): Rename read_flag. Rework slightly.
(end_directive): Clear line_extension flag.
(_cpp_handle_directive): Set line_extension flag for #number.
(do_include_next): Handle path lookup in _cpp_execute_include.
(do_line): Cleanup to use read_flag. Don't allow flags in #line.
(_cpp_do_file_change): Update.
(do_pragma_once): Use cpp_never_reread. Clean up.
* cpplib.h (struct lexer_state): New member line_extension.
2000-12-07 Richard Henderson <[email protected]>
* flow.c (calculate_global_regs_live): Force the stack pointer live
after reload as well.
2000-12-07 Bruce Korb <[email protected]>
* fixinc/Makefile.*(exeext): the variables are exeext, the
substitution expression is build_exeext.
2000-12-07 Neil Booth <[email protected]>
* c-common.c (parse_in): Make a cpp_reader *.
* cppfiles.c (_cpp_fake_include): Remove.
* cpphash.h: Similarly.
* cpplib.c (do_line): Don't call _cpp_fake_include. A valid
#line always creates a callback; FC_RENAME if there are no
#line flags.
* fix-header.c (read_scan_file): cpp_push_buffer cannot fail.
The first EOF must be our get_char buffer.
2000-12-07 Joseph S. Myers <[email protected]>
* c-common.c (warn_format_security): New variable.
(check_format_info): Warn about non-literal formats with no format
arguments if either -Wformat-nonliteral or -Wformat-security is
specified.
(set_Wformat): Set warn_format_security for settings other than 1.
* c-common.h (warn_format_security): Declare.
* c-decl.c (c_decode_option): Decode -Wformat-security and
-Wno-format-security.
* invoke.texi: Document -Wformat-security.
* toplev.c (documented_lang_options): Include -Wformat-security
and -Wno-format-security.
2000-12-07 Joseph S. Myers <[email protected]>
* c-common.c (check_format_info): Warn for non-constant format
strings with strftime formats if -Wformat-nonliteral. Where the
format can convert arguments, if the format is not a string
literal and there are no arguments to the format, give a different
warning message from the general non-string-literal case.
2000-12-07 Joseph S. Myers <[email protected]>
* c-common.c (format_wanted_type): Add reading_from_flag.
(print_char_table): Mark %s and %S formats with flag "R".
(check_format_info_main): Set up reading_from_flag appropriately.
If aflag, always set writing_in_flag rather than relying on the
format used being a scanf format and so having it set.
(check_format_types): Check for formats reading through null
pointers.
2000-12-07 Joseph S. Myers <[email protected]>
* invoke.texi (-Wformat): Document what format features are
checked.
2000-12-06 Kazu Hirata <[email protected]>
* config/h8300/h8300.h: Fix formatting.
2000-12-06 Joel Sherrill <[email protected]>
* config.gcc (a29k*-*-rtems*, arm*-*-rtems*, c4x-*-rtems*,
h8300-*-rtems*, hppa1.1-*-rtems, *mips*-*-rtems*): New targets.
* config.gcc (*-rtems*): Add support for gthr-rtems.h.
* gthr-rtems.h, config/a29k/rtems.h, config/arm/rtems-elf.h,
config/h8300/rtems.h, config/mips/rtems.h: New files.
2000-12-06 Mark Kettenis <[email protected]>
* config.gcc: Reorganize handling of *-*-gnu*, to share target
specific make details with Linux. Update comments to clarify
the distinction between GNU/Linux and GNU/Hurd.
Wed Dec 6 19:22:02 2000 Jeffrey A Law ([email protected])
* contrib.texi: Fix my email address. Update Per's
list of contributions.
2000-12-06 Rodney Brown <[email protected]>
* c-lex.c (cb_indent): Decorate `str' argument, unused on HP-UX.
* collect2.c (scan_libraries): Remove unused `ch'.
(COFF specific stuff): Prototype ldgetname. Declare and prototype
ldbtread and ldclose.
* config/alpha/osf.h: Standarize copyright statement.
* config/arc/arc.h: Likewise.
* config/arm/elf.h config/arm/coff.h config/arm/aout.h: Likewise.
* config/arm/arm.c config/arm/arm.h: Likewise.
* config/elxsi/elxsi.h: Likewise.
* config/i386/sco.h: Likewise.
* config/m68k/crds.h config/m68k/hp320.h config/m68k/lynx.h: Likewise.
* config/m68k/m68kv4.h config/m68k/next21.h: Likewise.
* config/m68k/sun3.h: Likewise.
* config/m88k/dgux.h config/m88k/dguxbcs.h: Likewise.
* config/pdp11/2bsd.h config/pdp11/pdp11.h: Likewise.
* config/romp/romp.h: Likewise.
* config/rs6000/aix41.h: Likewise.
* config/sparc/sysv4.h: Likewise.
* config/we32k/we32k.c config/we32k/we32k.h: Likewise.
* fixinc/gnu-regex.c fixinc/gnu-regex.h: Likewise.
* cpplib.h cppexp.c cselib.h profile.c: Likewise.
* longlong.h: Likewise.
* libgcc2.c: Likewise.
2000-12-06 Herman A.J. ten Brugge <[email protected]>
* machmode.def: Use correct definition for BITSIZE on targets where
BITS_PER_UNIT != 8.
2000-12-06 Bruce Korb <[email protected]>
* fixinc/Makefile.*: Reduce differences to (ultimately) reduce
the number of them.
2000-12-06 J. David Anglin <[email protected]>
* pa.c: Include expr.h before c-tree.h.
(remove_useless_addtr_insns): Use reverse_condition_maybe_unordered
instead of reverse_condition.
(print_operand): Correct predicates for GT, GE, LT and LE. Add
predicates for LTGT, UNLE, UNLT, UNGE, UNGT, UNEQ, UNORDERED and
ORDERED.
(cmpib_comparison_operator): Add GEU and LTU codes.
* pa.h (PREDICATE_CODES): Add codes for cmpib_comparison_operator.
* pa.md (bltgt, bunle, bunlt, bunge, bungt, buneq, bunordered,
bordered): New float conditional branch patterns.
Wed Dec 6 21:03:41 2000 J"orn Rennecke <[email protected]>
* final.c (final_addr_vec_align): Fix clipping to BIGGEST_ALIGNMENT.
2000-12-06 Sylvain Pion <[email protected]>
* cpplex.c (skip_escaped_newlines): Don't warn for spaces between
backslash and newline, when inside a comment.
2000-12-06 Joseph S. Myers <[email protected]>
* invoke.texi: Use @table @samp instead of @itemize @minus for
table of language standards. Fix use of @pxref. From Zack
Weinberg. Also exclude specs documentation from generated
manpage, and create separate ENVIRONMENT section.
2000-12-06 Michael Matz <[email protected]>
* gcse.c (compute_pre_data): Kill trapping expressions in
destination blocks of abnormal edges.
2000-12-05 Richard Sandiford <[email protected]>
* config/mn10300/mn10300.c (mn10300_print_reg_list): Added.
(mn10300_get_live_callee_saved_regs): Likewise.
(mn10300_gen_multiple_store): Likewise.
(store_multiple_operation): Likewise.
(expand_prologue): Use mn10300_gen_multiple_store().
* config/mn10300/mn10300-protos.h (mn10300_print_reg_list): Added.
(mn10300_get_live_callee_saved_regs): Likewise.
(mn10300_gen_multiple_store): Likewise.
(store_multiple_operation): Likewise.
* config/mn10300/mn10300.md (store_movm): Use a MATCH_PARALLEL
tied to store_multiple_operation().
Tue Dec 5 20:09:14 2000 Jeffrey A Law ([email protected])
* builtins.c (expand_builtin_setjmp_setup): Set
current_function_has_nonlocal_label.
2000-12-05 Neil Booth <[email protected]>
* cppfiles.c (stack_include_file): Push zero-length buffers
in case of failure. Return void, as we don't fail any more.
(read_include_file): Check for files we shouldn't re-read.
Don't return an error code; errors are implied by marking the
file NEVER_REREAD.
(_cpp_execute_include): Move the recursion and in-macro checks
here. Update for stack_include_file not failing.
* cpplib.c (cpp_push_buffer): Always succeed, since
_cpp_execute_include performs the recursion check. Tidy up.
* cpplib.h (cpp_push_buffer): Update prototype.
2000-12-05 Alexandre Oliva <[email protected]>
* sched-vis.c (visual_tbl_line_length): New variable.
(get_visual_tbl_length): Set it.
(visualize_stall_cycles): Don't let stalls overrun
visual_tbl_line_length.
2000-12-05 Geoffrey Keating <[email protected]>
* global.c (global_conflicts): Allow for a REG_UNUSED note
with a different mode to the REG set in the insn.
2000-12-05 Kaveh R. Ghazi <[email protected]>
* Makefile.in (fixinc.sh): Pass $WARN_CFLAGS into fixinc dir.
* fixinc/Makefile.in (FIXINC_DEFS): Add $(WARN_CFLAGS).
2000-12-05 Bruce Korb <[email protected]>
* fixinc/mkfixinc.sh(*-gnu*): activate fixinc for GNU/Hurd and
GNU/Linux.
2000-12-05 Richard Earnshaw <[email protected]>
* fixinc/mkfixinc.sh: Run fixinc on netbsd.
* fixinc/inclhack.def (machine/ansi.h): Run this rule on all files,
to cope with aliased copies.
* fixinc/fixincl.x: Regenerate.
2000-12-05 Bernd Schmidt <[email protected]>
* sched-vis.c: Guard with #ifdef INSN_SCHEDULING.
* sched-rgn.c: Likewise.
(rgn_print_insn): Fix output.
2000-12-05 Bruce Korb <[email protected]>
* fixinc/Makefile.*: make these more consistent
* fixinc/mkfixincl.sh: enable BeOS fixincludes
2000-12-05 Richard Henderson <[email protected]>
* stmt.c (warn_if_unused_value): Move side effects test earlier.
2000-12-05 Alan Modra <[email protected]>
* bb-reorder.c (reorder_basic_blocks): Do check for EH edges even
when using sjlj.
2000-12-05 Richard Henderson <[email protected]>
* flow.c (calculate_global_regs_live): Only force stack pointer
live before reload. Force pic register live before reload.
(insn_dead_p): Don't protect pic references from deletion.
2000-12-05 Joseph S. Myers <[email protected]>
* invoke.texi: Add support for using texi2pod.pl. Don't use
@multitable.
2000-12-04 Nick Clifton <[email protected]>
* config/arm/arm.c (arm_override_options): Test 'insn_flags' not
'tune_flags' for XScale nature.
Remove spurious test of HARD_FLOAT and XScale flags.
* config/arm/arm.md (umulsidi3adddi): Restore "=&r" register
contraint, accidentally changed during XScale contribution.
* config/arm/lib1funcs.asm (interwork_call_via_, call_via_): Do
not create these functions if the target architecture does not
support Thumb instructions.
2000-12-04 Joseph S. Myers <[email protected]>
* ONEWS: New file with the current contents of NEWS up to EGCS
1.1.
* NEWS: Generate automatically from online release notes from EGCS
1.0 to GCC 2.95.2, using ../contrib/gennews.
2000-12-04 Neil Booth <[email protected]>
* tradcif.y: Move lexptr to top of file. Add rule to handle
assertions in conditional expressions.
* tradcpp.c (parse_answer): Assertions do not need to go to
end of line in conditional directives.
(parse_assertion): Get first character of identifiers correct.
(test_assertion): New function.
* tradcpp.h (test_assertion): New prototype.
2000-12-01 Rodney Brown <[email protected]>
* config.gcc: Fix typo for UnixWare 7.
2000-12-03 Phil Edwards <[email protected]>
* invoke.texi: Replace `pedwarns' with clearer text.
2000-12-04 Bruce Korb <[email protected]>
* fixinc/Makefile.*(clean): don't clean autogenerated files.
(mainainer-clean): clean autogenerated files
2000-12-04 DJ Delorie <[email protected]>
* md.texi: Add overview, clarify match_dup and define_expand.
2000-12-04 DJ Delorie <[email protected]>
* print-tree.c (print_node): Target-specific builtins print
numbers, not names.
2000-12-04 Jason Merrill <[email protected]>
* stor-layout.c (int_mode_for_mode): Handle MODE_VECTOR_INT,
MODE_VECTOR_FLOAT.
* diagnostic.c (report_problematic_module): s/function/module/.
* c-lex.h: Remove decl for check_newline.
2000-12-04 Gerald Pfeifer <[email protected]>
* README.APOLLO: Remove obsolete file.
2000-12-04 Neil Booth <[email protected]>
* cppinternals.texi: New file.
2000-12-04 Neil Booth <[email protected]>
* cppfiles.c (cpp_make_system_header): Take 2 booleans,
and operate on current buffer.
(cpp_read_file): Rename _cpp_read_file.
* cpplib.c (do_line, do_pragma_system_header): Update calls to
cpp_make_system_header.
* fix-header.c: Similarly.
* cpphash.h (_cpp_read_file): Move from...
* cpplib.h: ... here.
* cppinit.c (do_includes, cpp_start_read): Update appropriately.
2000-12-03 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_strspn, expand_builtin_strcspn):
Handle another transformation.
2000-12-03 Nick Clifton <[email protected]>
* config.gcc: Add support for StrongARM targets.
* config/arm/t-strongarm-elf: New file.
* config/arm/t-strongarm-coff: New file.
* config/arm/t-strongarm-pe: New file.
* config/arm/strongarm-pe.h: New file.
2000-12-03 Nick Clifton <[email protected]>
* NEWS: Mention XScale has been added.
* config.gcc: Add support for XScale targets.
* config/arm/arm.h: Add support for XScale processor.
* config/arm/arm.c: Add support for XScale processor.
* config/arm/arm.md: Add support for XScale processor.
* config/arm/t-xscale-elf: New file.
* config/arm/t-xscale-coff: New file.
* config/arm/xscale-elf.h: New file.
* config/arm/xscale-coff.h: New file.
2000-12-03 Richard Henderson <[email protected]>
* bb-reorder.c (reorder_basic_blocks): Don't check for EH edges
unless exception handling is enabled, and if not using sjlj.
* builtins.c (expand_builtin_setjmp_setup): New.
(expand_builtin_setjmp_receiver): New.
(expand_builtin_setjmp): Split out _setup and _receiver functions.
Move argument parsing in from ...
(expand_builtin): ... here.
* except.c (receive_exception_label): Branch around receiver
unless new-style exceptions. Call expand_builtin_setjmp_receiver.
(start_dynamic_handler): Call expand_builtin_setjmp_setup.
* expr.h: Update builtin setjmp decls.
2000-12-03 Bruce Korb <[email protected]>
* fixinc/mkfixinc.sh(build machine): Sometimes, there is no canonical
build machine name. Default to the target.
2000-12-03 Laurynas Biveinis <[email protected]>
* Makefile.in: use $(build_canonical), not $(canonical_build).
2000-12-03 Bernd Schmidt <[email protected]>
* Makefile.in (OBJS): Add sched-rgn.o.
(sched-rgn.o): New rule. * haifa-sched.c (sched_verbose): No
longer static.
(INSN_PRIORITY, INSN_COST, INSN_UNIT, INSN_REG_WEIGHT,
INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, ENCODE_BLOCKAGE,
UNIT_BLOCKED, BLOCKAGE_RANGE, MIN_BLOCKAGE_COST,
MAX_BLOCKAGE_COST): Move to sched-int.h.
(MAX_RGN_BLOCKS, MAX_RGN_INSNS, INSN_REF_COUNT, FED_BY_SPEC_LOAD,
IS_LOAD_INSN, struct haifa_edge, edge_table, NEXT_IN, NEXT_OUT,
FROM_BLOCK, TO_BLOCK, nr_edges, in_edges, out_edges, IN_EDGES,
OUT_EDGES, edgelst, struct region, nr_regions, rgn_table,
rgn_bb_table, block_to_bb, containing_rgn, RGN_NR_BLOCKS,
RGN_BLOCKS, BLOCK_TO_BB, BB_TO_BLOCK, CONTAINING_RGN,
debug_regions, find_single_block_region, find_rgns, too_large,
init_regions, current_nr_blocks, current_blocks, bitset, bitlst,
bitlst_table_last, bitlst_table_size, bitlst_table, bitset_member,
extract_bitlst, bblst, struct candidate, candidate_table,
bblst_table, bblst_size, bblst_last, IS_VALID, IS_SPECULATIVE,
SRC_PROB, target_bb, split_edges, compute_trg_info,
debug_candidate, debug_candidates, bbset, bbset_size, dom,
IS_RGN_ENTRY, IS_DOMINATED, prob, GET_SRC_PROB, edgeset,
rgn_nr_edges, rgn_edges, edgeset_size, edgeset_bitsize,
EDGE_TO_BIT, edge_to_bit, pot_split, ancestor_edges,
compute_dom_prob_ps, ABS_VALUE, INSN_PROBABILITY,
IS_SPECULATIVE_INSN, INSN_BB, MIN_DIFF_PRIORITY, MIN_PROBABILITY,
MIN_PROB_DIFF, check_live_1, update_live_1, check_live,
update_live, set_spec_fed, is_pfree, find_conditional_protection,
is_conditionally_protected, may_trap_exp, haifa_classify_insn,
is_prisky, is_exception_free, add_branch_dependences,
propagate_deps, compute_block_backward_dependences,
debug_dependencies, is_cfg_nonregular, build_control_flow,
new_edge, bb_deps, BITSET_UNION, BITSET_INTER, BITSET_DIFFER,
BITSET_INVERT, BITSET_ADD, BITSET_REMOVE, debug_regions,
UPDATE_LOOP_RELATIONS, INSN_TRAP_CLASS, WORST_CLASS, IS_REACHABLE,
CONST_BASED_ADDRESS_P, free_pending_lists, sched_target_n_insns,
target_n_insns, sched_n_insns, init_ready_list, deaths_in_region,
can_schedule_ready_p, new_ready, schedule_more_p, rgn_print_insn,
rgn_rank, region_sched_info): Move to sched-rgn.c.
(debug_reg_vector): Delete useless function.
(get_bb_head_tail): Likewise.
(insn_issue_delay, insn_cost, ready_add, get_block_head_tail,
no_real_insns_p, rm_line_notes, save_line_notes,
restore_line_notes, rm_redundant_line_notes, sched_init): No
longer static.
(rm_line_notes, save_line_notes, restore_line_notes,
schedule_block, set_priorities): Change argument to be a real
basic block, not one of haifa's "bb"s. All callers changed
(rm_other_notes): Initialize note_list here, not in
schedule_region.
(sched_finish): New function, called from schedule_insn. * *
sched-int.h (INSN_PRIORITY, INSN_COST, INSN_UNIT, INSN_REG_WEIGHT,
INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK, ENCODE_BLOCKAGE,
UNIT_BLOCKED, BLOCKAGE_RANGE, MIN_BLOCKAGE_COST,
MAX_BLOCKAGE_COST): Moved here from haifa-sched.c.
(get_block_head_tail, no_real_insns_p, rm_line_notes,
save_line_notes, restore_line_notes, rm_redundant_line_notes,
rm_other_notes, insn_issue_delay, set_priorities, schedule_block,
sched_init, sched_finish, ready_add, insn_cost): Declare.
2000-12-03 Laurynas Biveinis <[email protected]>
Bruce Korb <[email protected]>
* Makefile.in: pass $(build_canonical) to mkfixinc.sh.
* fixinc/mkfixinc.sh: accept build system name as an argument.
Use it for choosing the fix build method. Use the target for
selecting special fix rules.
2000-12-03 Bernd Schmidt <[email protected]>
* Makefile.in (OBJS): Add sched-deps.o.
(sched-deps.o): New rule.
* haifa-sched.c (struct deps, struct haifa_insn_data): Moved to
sched-int.h.
(INSN_DEPEND, INSN_LUID, CANT_MOVE, INSN_DEP_COUNT): Macros moved to
sched-int.h.
(SIZE_FOR_MODE): Delete unused macro.
(reg_known_equiv_p, reg_known_value, reg_pending_clobbers,
reg_pending_sets, reg_pending_sets_all, true_dependency_cache,
anti_dependency_cache, output_dependency_cache,
forward_dependency_cache): Variables moved to sched-deps.c.
(add_dependence, remove_dependence, find_insn_list,
find_insn_mem_list, add_insn_mem_dependence, flush_pending_lists,
sched_analyze_insn, sched_analyze_1, sched_analyze_2,
sched_analyze, group_leader, compute_forward_dependences,
init_deps, free_deps, init_dependency_caches, free_dependency_caches):
Functions moved to sched-deps.c.
(schedule_region): Call init_deps_global and finish_deps_global
instead of directly manipulating dependency data structures.
* sched-deps.c: New file.
(init_deps_global, finish_deps_global): New functions.
* sched-int.h (struct haifa_insn_data, struct deps): Moved here from
haifa-sched.c.
(h_i_d): Declare.
(INSN_DEPEND, INSN_LUID, CANT_MOVE, INSN_DEP_COUNT): Macros moved here
from haifa-sched.c.
* Makefile.in (OBJS): Add sched-vis.o.
(sched-vis.o): New rule.
* haifa-sched.c (get_unit_last_insn): New function.
(sched_dump, insn_unit, actual_hazard_this_instance): No longer
static.
(schedule_block): Call visualize_alloc and visualize_free. Delete
spurious return statement.
(init_target_units, insn_print_units, get_visual_tbl_length,
init_block_visualization, print_block_visualization, safe_concat,
visualize_scheduled_inns, visualize_no_unit, visualize_stall_cycles,
print_exp, print_value, print_pattern, print_insn, target_units,
MAX_VISUAL_LINES, INSN_LEN, n_visual_lines, visual_tbl,
n_vis_no_unit, vis_no_unit): Move scheduling visualization
functions/variables...
* sched-vis.c: ...here. New file.
(visualize_alloc, visualize_free): New functions.
(visualize_scheduled_insns, visualize_stall_cycles,
print_block_visualization): Lose basic block argument. All callers
changed.
(visualize_scheduled_insns): Use new function get_unit_last_insn.
* sched-int.h (current_sched_info, sched_dump): Declare.
(init_target_units, insn_print_units, init_block_visualization,
print_block_visualization, visualize_scheduled_inns,
visualize_no_unit, visualize_stall_cycles, visualize_alloc,
visualize_free): Declare functions.
* sched-int.h: New file.
* Makefile.in (haifa-sched.o): Depend on it.
* haifa-sched.c: Include it.
(no_real_insns_p): New function.
(current_sched_info): New static variable.
(__inline, HAIFA_INLINE): Moved to sched-int.h.
(get_block_head_tail): Minor cleanup.
(init_ready_list, can_schedule_ready_p, new_ready, schedule_more_p,
rgn_print_insn, rgn_rank): New functions, broken out of
rank_for_schedule, schedule_insn and schedule_block, where they
are now called through function pointers in current_sched_info.
(queue_insn, schedule_insn, queue_to_ready, debug_ready_list,
print_insn): To display uid and block number, call the print_insn
function pointer in current_schedule_info.
(region_sched_info): New static variable.
(sched_target_n_insns, sched_n_insns, target_n_insns): New global
variables, moved out of schedule_block.
(schedule_block): Return void. All callers changed.
Move some of the setup code into schedule_region. Get head/tail
from current_sched_info, and update it when done.
(schedule_region): Slightly rearranged, some code moved here from
schedule_block. Call no_real_insns_p to avoid doing work for a
block that consists only of notes and labels.
(schedule_insns): Initialize current_sched_info.
2000-12-03 Neil Booth <[email protected]>
* cppmacro.c (funlike_invocation_p): Re-disable macros enabled
by contexts drops AFTER argument pre-expansion, so that they
remain enabled during argument pre-expansion.
(_cpp_pop_context): Unconditionally re-enable a macro when
dropping a context level.
2000-12-03 Manfred Hollstein <[email protected]>
* arm/t-linux (MULTILIB_OPTIONS): Comment.
(MULTILIB_DIRNAMES): Likewise.
(EXTRA_MULTILIB_PARTS): Likewise.
(LIBGCC): Likewise.
(INSTALL_LIBGCC): Likewise.
2000-12-02 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_strcat, expand_builtin_strncat,
expand_builtin_strspn, expand_builtin_strcspn): New functions.
(expand_builtin): Handle BUILT_IN_STRCAT, BUILT_IN_STRNCAT,
BUILT_IN_STRSPN and BUILT_IN_STRCSPN.
* builtins.def (BUILT_IN_STRCAT, BUILT_IN_STRNCAT,
BUILT_IN_STRSPN, BUILT_IN_STRCSPN): New entries.
* c-common.c (c_common_nodes_and_builtins): Declare builtin
strcat, strncat, strspn and strcspn.
(string_ftype_string_cstring): Renamed from `string_ftype_ptr_ptr'.
* extend.texi (strcat, strcspn, strncat, strspn): Document new
builtins.
2000-12-02 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_strcmp): Use const*_rtx when
expanding strcmp at compile-time. Add another transformation.
(expand_builtin_strncmp): Add more transformations. Call
expand_builtin_memcmp, not expand_builtin_strcmp, under
appropriate conditions if HAVE_cmpstrsi.
2000-12-02 David Edelsohn <[email protected]>
* rs6000.md (anddi3_internal[23]): Prefer rldic? over andis
instruction.
(cr logic): Really make operands sequential.
2000-12-02 Geoffrey Keating <[email protected]>
* c-common.c (combine_strings): When the ISO C standard specifies
the maximum length of a string, it doesn't include the trailing
zero byte.
* cpplib.c (do_ifdef): Add check_eol() call.
(do_ifndef): Likewise.
2000-12-02 Daniel Berlin <[email protected]>
Bruce Korb <[email protected]>
* fixinc/*: global substitute /__MSDOS__/SEPARATE_FIX_PROC/
* fixinc/mkfixinc.sh: prepare to use Makefile.BEOS for *-*-beos*
* fixinc/Makefile.DOS: define SEPARATE_FIX_PROC for build
* fixinc/fixfix.c(wrap_fix): avoid wrapping files that
use the "__need_" hackery. It breaks them.
* fixinc/fixincl.c(process - SEPARATE_FIX_PROC):
Sometimes on DOS and BeOS the temp output file cannot be opened.
Skip the file noisily. Ought to be fixed instead.
2000-12-02 Bruce Korb <[email protected]>
From: 2000-11-19 Kaveh R. Ghazi <[email protected]>
* fixfixes.c (emit_gnu_type, format_write): Prototype.
(format_write, char_macro_use_fix, char_macro_def_fix): Use gcc's
custom uppercase ctype macros.
* fixincl.c (do_version): Make static and add ATTRIBUTE_NORETURN.
Use gcc's custom uppercase ctype macros.
(main): Prototype.
(machine_matches): Add static prototype and constify variable.
(create_file, test_test, egrep_test): Add static prototype.
(quoted_file_exists): Likewise, and constify parameters.
(extract_quoted_files, internal_fix, start_fixer, fix_applies,
write_replacement, test_for_changes): Add static prototype.
(write_replacement, test_for_changes): Delete excess argument to
`create_file'.
* fixtests.c (test): Make static.
* server.c (load_data, sig_handler, server_setup, find_shell): Add
static prototype.
(sig_handler): Mark parameter with ATTRIBUTE_UNUSED.
2000-12-02 Bruce Korb <[email protected]>
* fixnc/mkfixinc.sh(msdosdjgpp): remove from fixincludes exception list
(per Laurynas Biveinis <[email protected]>)
2000-12-02 Richard Earnshaw <[email protected]>
* arm.h (ARM_REGNO_OK_FOR_BASE_P, THUMB_REGNO_MODE_OK_FOR_BASE_P): New
macros.
(REGNO_MODE_OK_FOR_BASE_P): Define in terms of above.
(REGNO_OK_FOR_FOR_BASE_P): Delete.
(ARM_REG_OK_FOR_BASE_P, THUMB_REG_MODE_OK_FOR_BASE_P): New macros for
both strict and non-strict uses.
(REG_MODE_OK_FOR_BASE_P): Define in terms of above.
(ARM_REG_OK_FOR_INDEX_P, THUMB_REG_OK_FOR_INDEX_P): New macros.
(REG_OK_FOR_INDEX_P): Define in terms of above.
(REG_OK_FOR_BASE_P): Delete.
(REG_OK_FOR_PRE_POST_P): Delete.
(ARM_BASE_REGISTER_RTX_P): Renamed from BASE_REGISTER_RTX_P.
(ARM_INDEX_REGISTER_RTX_P): Renamed from INDEX_REGISTER_RTX_P.
(ARM_GO_IF_LEGITIMATE_INDEX): Renamed from GO_IF_LEGITIMATE_INDEX.
(THUMB_LEGITIMATE_OFFSET): Renamed from LEGITIMATE_OFFSET.
(ARM_GO_IF_LEGITIMATE_ADDRESS): Adjust for name changes. Use ARM
specific variants rather than general ones. Use ARM_REG_OK_FOR_BASE_P
in pre/post increment cases.
(THUMB_GO_IF_LEGITIMATE_ADDRESS): Similarly for Thumb.
(ARM_LEGITIMIZE_ADDRESS): Similarly.
(THUMB_LEGITIMIZE_RELOAD_ADDRESS): Similarly.
* arm.c (legitimate_pic_address): Similarly.
2000-12-02 Neil Booth <[email protected]>
* tradcpp.c (struct answer, parse_assertion, parse_answer,
canonicalize_text, find_answer): New.
(do_assert, do_unassert): Provide appropriate function bodies.
(union hashval): New member answers.
2000-11-23 Marek Michalkiewicz <[email protected]>
* config/avr/avr.md: Document UNSPEC usage.
(*tablejump_rjmp, *tablejump_lib, *tablejump_enh, *tablejump):
Make operand 0 input only, clobber it. Use UNSPEC, not a bogus
MEM for program memory word reference. Do not add the label to
the table index in each of the asm output templates, instead ...
(casesi): ... do it in RTL. Adjust to match the above change.
2000-12-02 Bernd Schmidt <[email protected]>
* c-common.c (PTRDIFF_TYPE): Provide default here, ...
* c-decl.c: ... not here.
* haifa-sched.c (sched_dump): Renamed from dump. All users changed.
(old_max_uid): New variable.
(compute_forward_dependences): Renamed from
compute_block_forward_dependences; changed to accept block head and
tail instead of block number. Caller changed.
(free_deps, init_dependency_caches, free_dependency_caches,
init_regions, sched_init): New functions, split out from
schedule_insns and compute_block_backward_dependences.
2000-12-02 Neil Booth <[email protected]>
* cppexp.c (parse_number): Update diagnostic test.
2000-12-02 Bernd Schmidt <[email protected]>
* reload1.c (free_for_value_p): New function, frontend to
reload_reg_free_for_value_p. All callers of the latter now call
this function with an additional mode argument.
2000-12-02 Gerald Pfeifer <[email protected]>
* install.texi (Configurations): Remove obsolete documentation for
hppa*-*-*.
2000-12-02 Gerald Pfeifer <[email protected]>
* install.texi (Installation): Remove obsolete description for
libstdc++ which is now an integral part of GCC.
2000-12-01 Jim Blandy <[email protected]>
* dbxout.c (dbxout_parms): Correctly describe parameters passed by
invisible reference in registers, but then spilled to the stack.
Remove code to emit a second stab for such parameters; it attempts
to describe the value's location by introducing a synthetic C++
`reference' type, and then saying the stack slot has that
reference type. This loses type information (breaking GDB's
`ptype' command, among other things) just to describe a location
which stabs can represent correctly in other ways.
2000-12-01 Alexandre Oliva <[email protected]>
* final.c (output_addr_const) <PLUS>: Don't assume at least one
operand is a CONST_INT.
* config/sh/sh.c (reg_class_from_letter): Assign `k' to SIBCALL_REGS.
(machine_dependent_reorg): Split all insns.
* config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Compute
reg_class_contents[SIBCALL_REGS].
(reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS): Add SIBCALL_REGS.
* config/sh/sh.md (calli_pcrel, call_pcrel, call_valuei_pcrel,
call_value_pcrel, call, call_value, sibcall): Match even when
not optimizing.
(sibcalli_pcrel, sibcall_pcrel): Likewise. Use constraint `k'
for call address.
(sibcalli): Likewise.
2000-12-01 Joseph S. Myers <[email protected]>
* c-common.c (warn_format, warn_format_y2k,
warn_format_extra_args, warn_format_nonliteral): Define.
(check_format_info): Check warn_format_nonliteral and
warn_format_extra_args.
(check_format_info_main): Check warn_format_y2k.
(set_Wformat): New function.
* c-common.h (warn_format_y2k, warn_format_extra_args,
warn_format_nonliteral, set_Wformat): Declare.
* c-decl.c (warn_format): Remove definition.
(c_decode_option): Handle -Wformat-nonliteral,
-Wno-format-extra-args and -Wno-format-y2k, and negated versions.
Use set_Wformat.
* invoke.texi: Document these new options and -Wformat=2.
* toplev.c (documented_lang_options): Add these new options.
2000-12-01 Joseph S. Myers <[email protected]>
* builtins.def (BUILT_IN_IMAXABS): Add.
* builtins.c (expand_builtin): Also abort on BUILT_IN_IMAXABS.
* c-common.c (c_common_nodes_and_builtins): Create builtin
functions __builtin_imaxabs, and plain imaxabs unless
flag_no_nonansi_builtin outside C99 mode.
(expand_tree_builtin): Handle BUILT_IN_IMAXABS.
* extend.texi: Document builtin imaxabs.
2000-12-01 Joseph S. Myers <[email protected]>
* c-common.c: Include "defaults.h".
(WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Define.
(c_common_nodes_and_builtins): Create string_type_node,
const_string_type_node, wint_type_node, intmax_type_node,
uintmax_type_node, default_function_type, ptrdiff_type_node and
unsigned_ptrdiff_type_node.
* c-common.h (identifier_global_value): Declare.
* c-decl.c (WINT_TYPE, INTMAX_TYPE, UINTMAX_TYPE): Don't define.
(init_decl_processing): Don't create string_type_node,
const_string_type_node, wint_type_node, intmax_type_node,
uintmax_type_node, default_function_type, ptrdiff_type_node and
unsigned_ptrdiff_type_node.
(identifier_global_value): New function.
2000-12-01 Neil Booth <[email protected]>
* cppinit.c (initialize): Forgotten prototype.
* cpplex.c (_cpp_lex_token): Loop until not skipping.
Always clear PREV_WHITE upon meeting a new line.
* cpplib.c (end_directive): Set pfile->skipping after
skip_rest_of_line.
* cpplib.h (cpp_reader): Remove macro_pos.
* cppmacro.c (cpp_get_line): Don't do anything special inside
macros.
(parse_arg): Add PREV_WHITE if a token appears after new lines.
(funlike_invocation_p): Save and restore the output position
over a successful check for a '('.
(enter_macro_context): Delete uses of macro_pos.
(cpp_get_token): Don't use pfile->skipping.
2000-12-01 Phil Edwards <[email protected]>
* diagnostic.c: Fix typos in comments.
* diagnostic.h: Likewise.
2000-11-30 Phil Edwards <[email protected]>
* rtl.texi (Machine Modes): Document BImode and OImode.
2000-12-01 Joseph S. Myers <[email protected]>
* gcc.c (default_compilers): Add suffixes .mi, .cp, .ii, .FOR and
.FPP.
2000-12-01 Joseph S. Myers <[email protected]>
* c-decl.c (grokdeclarator): If pedantic, warn about arrays with
incomplete element type.
(grokparms): Before checking for incomplete parameter type, check
the type isn't error_mark_node.
2000-12-01 Jakub Jelinek <[email protected]>
* builtins.c (target_char_cast): New function.
(expand_builtin_strchr): Use it.
(expand_builtin_strrchr): Use it.
(builtin_memset_read_str): New function.
(expand_builtin_memset): Use target_char_cast.
Try to optimize memset with second argument nonzero using
store_by_pieces.
2000-11-30 Marek Michalkiewicz <[email protected]>
* install.texi (avr): Replace incomplete list of supported MCU
types with a link to the current one ...
* invoke.texi (AVR Options): ... here. Update -mmcu= to list
all supported MCU types. Document -minit-stack= default.
Document new options -mno-tablejump, -mtiny-stack.
* md.texi (AVR family): Fix typo in 'w' constraint letter
description. Document 'q'. Update 'O'.
2000-12-01 Bernd Schmidt <[email protected]>
* combine.c (cant_combine_insn_p): Only disallow insns involving
hard regs if they are reg-reg moves.
(try_combine, can_combine_p, combinable_i3pat): Delete old
SMALL_REGISTER_CLASSES tests.
2000-12-01 Alexandre Oliva <[email protected]>
* config/sh/sh.c (shiftcosts): Don't get INTVAL before testing
whether X is a CONST_INT.
(addsubcosts): Likewise.
* config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA): Use INTVAL instead of
mis-used XINT.
(ARG_POINTER_REGNUM): Set to AP_REG.
2000-11-30 Alexandre Oliva <[email protected]>
* config/sh/sh.md (fpu_switch0, fpu_switch1, movpsi, fpu_switch,
splits): Only match on TARGET_SH4.
* combine.c (try_combine): Disregard USEs when updating LOG_LINKS
of subsequent insns.
2000-11-30 Richard Henderson <[email protected]>
* config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Disable.
* config/alpha/alpha32.h (ASM_OUTPUT_MI_THUNK): Likewise.
2000-11-30 Richard Henderson <[email protected]>
* config/alpha/elf.h (ASM_OUTPUT_SECTION_NAME): Copy elfos.h defn.
(DO_SELECT_SECTION): New.
(SELECT_SECTION): Use it.
(UNIQUE_SECTION_P): New.
(UNIQUE_SECTION): New.
2000-11-30 Alexandre Oliva <[email protected]>
* c-common.c (status_warning) [! ANSI_PROTOTYPES]: Load status
from va_list before using it.
2000-11-30 Michael Matz <[email protected]>
* flow.c (make_edge): Early out, if no flags to set.
(calculate_global_regs_live): Clear out garbage only when necessary.
* simplify-rtx.c (varray_type used_regs): New.
(clear_table): Use it to only clear necessary items.
(cselib_lookup, cselib_record_set): Remember newly set items.
(cselib_update_varray_sizes, cselib_init): Initialize and grow
used_regs.
* local-alloc.c (update_equiv_regs): New local `cleared_regs'.
Move clearing of dead regs out of insn-loop.
2000-11-30 Richard Henderson <[email protected]>
* calls.c (expand_call): Emit queued insns before creating
the tail recursion sequence.
2000-11-30 J. David Anglin <[email protected]>
Bruce Korb <[email protected]>
* fixinc/inclhack.def(): prevent dual double definition protection
* fixinc/fixincl.x: regenerate
2000-11-29 Loren J. Rittle <[email protected]>
* fixinc/Makefile.in (fixincl.x): Explicitly state the
location of the generated file.
2000-11-30 Gerald Pfeifer <[email protected]>
* README.FRESCO: Remove obsolete file.
2000-11-30 Mark Kettenis <[email protected]>
* config/t-gnu (LIBGCC1, CROSS_LIBGCC1, CRTSTUFF_T_CFLAGS,
TARGET_LIBGCC2_CFLAGS): Remove. We now use the settings from
config/t-linux for the Hurd.
2000-11-30 Stephane Carrez <[email protected]>
* config/mn10200/udivmod.c, config/mn10200/divmod.c,
config/mn10200/udivmodsi4.c: Moved from here.
* config/udivmod.c, config/divmod.c, config/udivmodsi4.c: To here.
* config/mn10200/t-mn10200 (LIB2FUNCS_EXTRA): Use the generic
C division functions.
* config/m68hc11/t-m68hc11-gas (LIB2FUNCS_EXTRA): Likewise.
Thu Nov 30 01:12:52 2000 Jeffrey A Law ([email protected])
* pa.md (conditional moves): Avoid holes in operand list.
(mod, umod patterns): Similarly.
(variable extract/shift patterns): Similarly.
2000-11-30 Neil Booth <[email protected]>
* objc/objc-act.c (lang_init, finish_file, maybe_objc_comptypes,
maybe_objc_check_decl, build_objc_string_object,
objc_declare_alias, objc_declare_class, build_message_expr,
build_protocol_expr, build_selector_expr, build_encode_expr,
get_class_ivars, start_class, start_protocol): Remove
redundant code, assuming doing_objc_thang is true.
2000-11-29 John David Anglin <[email protected]>
* pa.c (restore_unscaled_index_insn_codes): Delete procedure.
(record_unscaled_index_insn_codes): Likewise.
(unscaled_index_insn_codes): Delete.
(max_unscaled_index_insn_codes_uid): Delete.
(output_function_prologue, output_function_epilogue, pa_reorg):
Don't use the unscaled index insn hack.
* pa.md: Remove hack from all index insns to reverse the operand
order of frame and stack pointer references incorrectly created
in the reload pass.
* function.h (emit_status): Delete member regno_pointer_flag and
rename regno_pointer_flag_length to regno_pointer_align_length.
Delete define for REGNO_POINTER_FLAG.
* integrate.h (inline_remap): Delete member regno_pointer_flag.
Add member x_regno_reg_rtx.
* rtl.h (rtx_def): Use frame_related bit to indicate register is
a pointer in REG expressions. Define REG_POINTER macro.
* alias.c (find_base_value, find_base_term): Use REG_POINTER
instead of REGNO_POINTER_FLAG.
* combine.c (nonzero_bits, num_sign_bit_copies): Likewise.
* emit-rtl.c (gen_reg_rtx): Use regno_pointer_align_length instead
of regno_pointer_flag_length. Remove code which refers to
regno_pointer_flag.
(mark_reg_pointer): Use REG_POINTER.
(free_emit_status): Remove code which refers to regno_pointer_flag.
(init_emit, mark_emit_status): Likewise.
* flow.c (dump_flow_info): Likewise.
* function.c (preserve_temp_slots): Likewise.
* integrate.c (expand_inline_function, copy_rtx_and_substitute):
Use x_regno_reg_rtx instead of regno_pointer_flag for function
pointer determination in map.
* loop.c (strength_reduce, maybe_eliminate_biv_1): Use REG_POINTER.
* predict.c (estimate_probability): Likewise.
* regclass.c (record_address_regs, reg_scan_mark_refs): Likewise.
* unroll.c (unroll_loop): Use x_regno_reg_rtx instead of
regno_pointer_flag for function pointer determination in map.
* convex.h (RTX_COSTS): Don't test regno_pointer_flag and use
REG_POINTER.
* pa.c (hppa_legitimize_address, emit_move_sequence, basereg_operand):
Use REG_POINTER.
(restore_unscaled_index_insn_codes): Revise comment.
* expr.c (do_compare_and_jump): Add missing TYPE_MODE in statement.
2000-11-30 Joseph S. Myers <[email protected]>
* extend.texi: Update documentation for attributes.
2000-11-29 David O'Brien <[email protected]>
* config/alpha/elf.h (IDENT_ASM_OP): Protect the #define.
(ASM_DECLARE_OBJECT_NAME): Same.
(ASM_FILE_END): Same.
(ASM_FINISH_DECLARE_OBJECT): Same.
(ASM_IDENTIFY_GCC): Same.
(ASM_IDENTIFY_LANGUAGE): Same.
(ASM_OUTPUT_CONSTRUCTOR): Same.
(ASM_OUTPUT_DEF): Same.
(ASM_OUTPUT_DESTRUCTOR): Same.
(ASM_OUTPUT_EXTERNAL_LIBCALL): Same.
(ASM_OUTPUT_SECTION_NAME): Same.
(ASM_WEAKEN_LABEL): Same.
(BSS_SECTION_ASM_OP): Same.
(COMMON_ASM_OP): Same.
(CONST_SECTION_ASM_OP): Same.
(CONST_SECTION_FUNCTION): Same.
(CTORS_SECTION_ASM_OP): Same.
(DTORS_SECTION_ASM_OP): Same.
(ESCAPES): Same.
(FINI_SECTION_ASM_OP): Same.
(IDENT_ASM_OP): Same.
(IDENT_ASM_OP): Same.
(INIT_SECTION_ASM_OP): Same.
(INT_ASM_OP): Same.
(MAX_OFILE_ALIGNMENT): Same.
(SBSS_SECTION_ASM_OP): Same.
(SDATA_SECTION_ASM_OP): Same.
(SECTION_FUNCTION_TEMPLATE): Same.
(SELECT_SECTION): Same.
(SE_CONST_SECTION): Same.
(SIZE_ASM_OP): Same.
(SKIP_ASM_OP): Same.
(STRING_ASM_OP): Same.
(STRING_LIMIT): Same.
(TYPE_ASM_OP): Same.
(TYPE_OPERAND_FMT): Same.
2000-11-29 Neil Booth <[email protected]>
* c-decl.c (c_decode_option): Don't handle -lang-objc.
* objc/lang-options.h: Remove -lang-objc.
* objc/lang-specs.h: Don't pass -lang-objc to cc1obj.
* objc/objc-act.c (lang_init_options): Set c_language.
2000-11-29 Jakub Jelinek <[email protected]>
* expr.c (can_store_by_pieces): Reinitialize max_size for reverse
tests.
2000-11-29 Neil Booth <[email protected]>
* c-pragma.c (init_pragma): Update for parse_in type change.
2000-11-29 Laurynas Biveinis <[email protected]>
* configure.in: recognize DOS-style absolute paths.
2000-11-29 Jakub Jelinek <[email protected]>
* expr.h (store_by_pieces): Add prototype.
(can_store_by_pieces): Likewise.
* expr.c (struct store_by_pieces): Renamed from clear_by_pieces.
(can_store_by_pieces): New.
(store_by_pieces): New.
(clear_by_pieces): New.
(clear_by_pieces_1): New.
(store_by_pieces_1): Renamed from clear_by_pieces, handle storing
arbitrary compiler generated constants into memory block.
(store_by_pieces_2): Renamed from clear_by_pieces_1, likewise.
* builtins.c (c_readstr): New.
(builtin_memcpy_read_str): New.
(expand_builtin_memcpy): If src is string constant and
emit_block_move would move it by pieces, compute integer constants
from the string and store it into memory block instead.
(builtin_strncpy_read_str): New.
(expand_builtin_strncpy): If N is not constant zero and c_strlen does
not return INTEGER_CST, don't optimize.
If N is larger than strlen(src) + 1, try to copy the string
including padding with store_by_pieces.
(expand_builtin_strcmp): If both arguments have side effects, don't
optimize.
(expand_builtin_fputs): If STR has side effects, don't optimize.
2000-11-29 Richard Earnshaw <[email protected]>
* arm.md (sibcall, sibcall_value, sibcall_insn, sibcall_value_insn):
Add use of link register.
2000-11-29 Joseph S. Myers <[email protected]>
* extend.texi: Update documentation for default format attributes.
Tue Nov 28 21:56:45 2000 Jeffrey A Law ([email protected])
* pa/pa-64.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
a list, to keep track of the sections.
2000-11-28 Nick Clifton <[email protected]>
* config/arm/arm.md (pic_load_addr): Split into
pic_load_addr_arm and pic_load_addr_thumb.
* config/arm/arm.c (legitimize_pic_address): Generate either
ARM or Thumb versions of pic_load_addr.
(arm_finalize_pic): Generate either ARM or Thumb versions of
pic_load_addr.
2000-11-28 Richard Henderson <[email protected]>
* calls.c (expand_call): Defer const/pure NO_DEFER_POP until
after sibcall do_pending_stack_adjust.
Wed Nov 29 00:08:23 2000 J"orn Rennecke <[email protected]>
* jump.c (delete_insn): Check that REG_LABEL note actually contains
a CODE_LABEL.
2000-11-28 Neil Booth <[email protected]>
* c-common.h: Remove flag_digraphs.
* c-decl.c: Remove flag_digraphs.
(c_decode_option): Don't set it.
* c-lex.c (init_c_lex): Don't do anything for digraphs.
2000-11-28 Richard Henderson <[email protected]>
* c-parse.in (finish_parse): Update for parse_in type change.
(_yylex): Likewise.
2000-11-28 Neil Booth <[email protected]>
* cppmacro.c (cpp_scan_buffer_nooutput): Take a boolean
indicating whether to scan all buffers on the stack or
just one.
* cppinit.c (do_includes): Update.
* cppmain.c (main): Update.
* cpplib.h: Update prototype.
2000-11-28 Richard Henderson <[email protected]>
* genoutput.c (validate_insn_operands): New.
(gen_insn): Call it.
* config/alpha/alpha.md (divmodsi_internal): Renumber operands.
(divmoddi_internal): Likewise.
* config/arm/arm.md (andsi3_compare0_scratch): Likewise.
* config/i960/i960.md (branch patterns): Likewise.
* config/ia64/ia64.md (tbit_and_0): Likewise.
(tbit_and_1, tbit_or_0, tbit_or_1): Likewise.
* config/m68k/m68k.md (zero_extract memory patterns): Likewise.
* config/mips/mips.md (divmodsi4_internal): Likewise.
(divmoddi4_internal): Likewise.
* config/rs6000/rs6000.md (call patterns): Likewise.
* config/sh/sh.md (movsi_y): Likewise.
* config/sparc/sparc.md: Comment out if 0 v8p shift pattern.
2000-11-28 Richard Henderson <[email protected]>
* config.gcc: Kill residual pyramid support.
2000-11-28 Neil Booth <[email protected]>
* c-lex.h (parse_in): Change parse_in to a cpp_reader *.
* c-decl.c (c_decode_option): Update to match.
* c-lex.c (init_c_lex, yyparse): Update to match.
* c-lang.c (lang_init_options): Use cpp_create_reader.
* cppinit.c (cpp_init): Rename initialize.
(cpp_reader_init): Rename cpp_create_reader. Create the
reader. Initialize cpplib if appropriate.
* cpplib.h (cpp_create_reader) New prototype.
(cpp_init, cpp_reader_init): Delete prototypes.
* cppmain.c (general_init, setup_callbacks): New functions.
(main): Use them.
* fix-header.c (scan_in): Change type to cpp_reader *.
(read_scan_file): Update for new cpplib interface and scan_in type.
* cp/decl.c (parse_in): Change to cpp_reader *.
(lang_decode_option): Update.
* cp/lex.c (lang_init_options): Use new cpplib interface.
(init_cp_pragma, finish_parse, handle_pragma_implementation): Update.
* cp/spew.c (read_token): Update.
* objc/objc-act.c (lang_init_options): Update new cpplib interface.
2000-11-28 Jakub Jelinek <[email protected]>
* loop.c (load_mems): Avoid using next_label to find end_label. If
jumping outside of the loop (other than loop end), don't hoist MEMs
out of loop.
2000-11-28 Jan Hubicka <[email protected]>
* calls.c (expand_call): Don't disable tail recursion based
on the loop nest.
2000-11-28 Neil Booth <[email protected]>
* tradcpp.c (enum node_type): New hash types T_ASSERT, T_UNASSERT.
(struct directive): Drop 4th argument from handlers.
(do_define, do_line, do_include, do_undef, do_else, do_elif,
do_endif): Similarly.
(do_assert, do_unassert, do_ifdef, do_ifndef): New handlers.
(do_ifxdef): Update as common handler of do_ifdef and do_ifndef.
(make_definition, make_undef): Take a const char*.
(make_assertion): New function.
(struct directive_table): Update.
(main): Handle -A command line argument.
(handle_directive): Drop fourth handler argument.
2000-11-28 Bernd Schmidt <[email protected]>
* simplify-rtx.c (cselib_record_sets): Ignore sets whose destination
is anything but REG or MEM, but look inside STRICT_LOW_PART.
Tue Nov 28 09:53:50 2000 Richard Kenner <[email protected]>
* system.h (IS_DIR_SEPARATOR): Use uppercase macro name.
(IS_ABSOLUTE_PATHNAME): New macro.
* gcc.c (find_a_file, process_command, do_spec_1, main): Use it.
2000-11-28 Jakub Jelinek <[email protected]>
* config/i386/i386.md (truncxfsf2_2): Fix predicate.
2000-11-27 Jim Wilson <[email protected]>
* reload1.c (reload): Use HOST_WIDE_INT for old_frame_size.
2000-11-27 Matthias Klose <[email protected]>
* extend.texi (Nested Functions): Update URL of Usenix paper.
2000-11-27 Mark Mitchell <[email protected]>
* function.c (free_after_compilation): Clear x_clobber_return_insn.
2000-11-27 Neil Booth <[email protected]>
* cppinit.c (cpp_reader_init): Remove handling of warn_paste
command line options.
(cpp_handle_option): Similarly.
* cpplib.h (struct cpp_options): Remove warn_paste.
* cppmacro.c (paste_tokens): Apart from assembler, make
unpasteable token warning mandatory.
2000-11-27 Neil Booth <[email protected]>
* tradcpp.c (enum pending_dir_t, struct pending_dir): New.
(main): Allocate a pending directive set of these. Use it.
Merge handling of -D and -U. Update handling of pending
directives. Free the memory after use.
2000-11-27 Bernd Schmidt <[email protected]>
* flow.c (entry_exit_blocks): Add entry for cond_local_set.
(struct propagate_block_info): Add new member cond_local_set.
(propagate_block): Accept new arg cond_local_set. All callers
changed.
(init_propagate_block_info): Likewise.
(calculate_global_regs_live): Allocate & free cond_local_set. Always
rescan if there's overlap between cond_local_set and new_live_at_end.
(mark_set_1): Set bits either in cond_local_set or local_set, as
appropriate.
* basic-block.h (struct basic_block_def): New field cond_local_set.
(propagate_block, init_propagate_block_info): Update prototypes.
Mon Nov 27 17:29:44 2000 kaz Kojima <[email protected]>
* gcc/config/sh/sh.md (udivsi3_i4, udivsi3_i4_single): Clobber
T register.
2000-11-27 Richard Earnshaw <[email protected]>
* arm.c (select_dominance_cc_mode): Handle new way that combine
canonicalizes conditional compares.
(arm_select_cc_mode): Likewise.
* arm.md: Garbage collect some dead code.
(cmp_and, cmp_ior): New patterns.
(splitter for conditional move with inverted false): Use cond_exec
and handle unordered comparisons.
Mon Nov 27 17:22:56 MET 2000 Jan Hubicka <[email protected]>
* i386.c (ix86_force_to_memory, ix86_free_from_memory): New.
* i386-protos.h (ix86_force_to_memory, ix86_free_from_memory): Declare
* i386.md (float?i?f, int/fp operations): Rewrite spliters to use
ix86_force_to_memory and ix86_free_from_memory.
2000-11-27 Richard Earnshaw <[email protected]>
* arm.md (arm_adddi3, adddi_sesidi_di, adddi_zesidi_di, arm_addsi3,
arm_subsi3_insn, anddi_zesidi_di, arm_andsi3_insn, anddi_notdi_di,
anddi_notzesidi_di, anddi_notsesidi_di, arm_iorsi3,
one_cmpldi2): Merge with splitters to create define_insn_and_split
patterns. Remove redundant splits.
(peephole2 for add:SI of invalid immediate): New.
(peephole2 for minus:SI of invalid immediate): New.
(peephole2 for ior:SI of invalid immediate): New.
(peephole for merge of move and compare): Convert ot peephole2.
(addsf3, adddf3): Mark as commutative.
* arm.md (thumb peephole for merging stack adjustments): Convert to
peephole2.
2000-11-27 Bernd Schmidt <[email protected]>
* haifa-sched.c (print_pattern): Prettier output for COND_EXEC.
* reload1.c (reload_cse_simplify_set): Pass down mode to cselib_lookup.
(reload_cse_simplify_operands): Do nothing about operands where both
the operand and the match_operand fail to give us a mode.
* simplify-rtx.c (wrap_constant): New function.
(entry_and_rtx_equal_p): Except integer constants to come wrapped in a
CONST describing the proper mode.
(rtx_equal_for_cselib_p): Pass down modes to recursive calls of
cselib_lookup.
(cselib_lookup_mem): Call wrap_constant on the rtx that is passed to
htab_find_slot_with_hash.
(cselib_lookup): Likewise.
Based on a patch from Geoff Keating <[email protected]>:
* loop.c (basic_induction_var): If a REG is set from something
that is not a biv, then the REG is not a biv. Even if it is
earlier set from something that is a biv.
2000-11-27 Alexandre Oliva <[email protected]>
* configure.in (extra_objs): Enclose extra_headers in quotes.
* configure: Rebuilt.
2000-11-27 Neil Booth <[email protected]>
* c-lex.c (cb_enter_file, cb_leave_file, cb_rename_file):
Combine into the new function cb_change_file.
(init_c_lex): Update.
* cppfiles.c (stack_include_file): Use _cpp_do_file_change.
(cpp_syshdr_flags): Delete.
* cpphash.h (_cpp_do_file_change): New prototype.
Move struct cpp_buffer here from...
* cpplib.h (struct cpp_buffer): ... here.
(enum cpp_fc_reason, struct cpp_file_loc,
struct_cpp_file_change, change_file): New.
(enter_file, leave_file, rename_file, cpp_syshdr_flags): Delete.
* cpplib.c (do_line): Update for new cb_change_file callback.
(_cpp_do_file_change): New function.
(_cpp_pop_buffer): Update to use it.
* cppmain.c (move_printer): Delete.
(main): Set up single callback cb_change_file.
(cb_enter_file, cb_leave_file, cb_rename_file): Delete.
(cb_change_file): New.
* fix-header.c (cur_file, cb_change_file): New.
(recognized_function, read_scan_file): Update.
* scan-decls.c (scan_decls): Update.
* scan.h (recognized_function): Update prototype.
2000-11-26 Mark Mitchell <[email protected]>
* tree.h (mark_tree_hashtable): New function.
* tree.c (mark_tree_hashtable_entry): New function.
(mark_tree_hashtable): Likewise.
2000-11-27 Michael Meissner <[email protected]>
* d30v-protos.h (srelational_si_operator): Correctly spell
function.
(urelational_si_operator): Ditto.
(relational_si_operator): Ditto.
(d30v_expand_prologue): Add prototype.
(d30v_expand_epilogue): Ditto.
* d30v.h (OPTIMIZATION_OPTIONS): Undo November 22nd change.
* d30v.md (movcccc_*): Delete now unused patterns.
(64 bit comparison splitters): Rewrite to use COND_EXEC instead of
IF_THEN_ELSE.
(define_cond_exec): Use 'b' to select branch flags.
2000-11-26 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_strncmp, expand_builtin_strncpy): New
functions.
(expand_builtin): Handle BUILT_IN_STRNCPY and BUILT_IN_STRNCMP.
* builtins.def (BUILT_IN_STRNCPY, BUILT_IN_STRNCMP): New entries.
* c-common.c (c_common_nodes_and_builtins): Declare builtin
strncpy and strncmp.
* extend.texi (strncmp, strncpy): Document new builtins.
2000-11-26 Mark Mitchell <[email protected]>
* config/elfos.h (ASM_OUTPUT_SECTION_NAME): Use a hash table, not
a list, to keep track of the sections.
* tm.texi (ASM_OUTPUT_SECTION_NAME): Document the fact that the
parameter provided will always be a canonical string.
2000-11-26 Neil Booth <[email protected]>
* cppmacro.c (cpp_scan_buffer_nooutput): Only scan the
current buffer.
2000-11-26 Joseph S. Myers <[email protected]>
* makefile.vms: Remove EGCS references.
2000-11-26 Ulrich Drepper <[email protected]>
* dwarf2out.c (output_file_names): New function. Compute minimal
combination of directory and file name table and emit them.
(output_line_info): Remove code to emit directory and file name
table and call output_file_names instead.
(file_info_cmp): Helper function to sort directory names.
2000-11-26 Neil Booth <[email protected]>
* cpplib.h (struct cpp_reader): Remove lang_asm.
(struct cpp_options): Remove c89. New members lang,
extended_numbers.
* cppexp.c (parse_number): Use them.
* cpphash.h (VALID_SIGN): Use them.
* cppinit.c (set_lang, cpp_start_read): Update.
* cpplex.c (parse_string, _cpp_lex_token): Update.
* cpplib.c (_cpp_handle_directive): Update.
* cppmacro.c (parse_args): Update.
* cppmain.c (scan_buffer): Update.
Sun Nov 26 10:02:37 2000 Richard Kenner <[email protected]>
* fold-const.c (fold, case CONVERT_EXPR): Always return tree of
proper type.
2000-11-26 Neil Booth <[email protected]>
* Makefile.in: Remove MAYBE_CPPLIB and maybe_cpplib.
* c-decl.c: Remove parse_in declaration.
* c-lang.c: Similarly.
* c-lex.c: Similarly.
* c-parse.in: Similarly.
* c-pragma.c: Similarly.
* configure.in: Similarly.
* cp/Make-lang.in: Similarly.
* cp/spew.c: Similarly.
* cp/decl2.c: Remove check for lang-c++ option.
* cp/lang-specs.h: Remove -lang-c++ from cc1plus command line.
* cp/lex.c (lang_init_options): With cpp_reader_init, default to C++.
* c-lex.h: Add declaration of parse_in.
* cppinit.c: Call set_lang after allocating pfile->pending.
* configure: Regenerate.
2000-11-25 Zack Weinberg <[email protected]>
* combine.c (try_combine): Remove redundant test.
2000-11-25 Richard Henderson <[email protected]>
* c-common.h (DECL_C_HARD_REGISTER): New.
* c-decl.c (finish_decl): Set it for asm register variables.
* c-semantics.c (emit_local_var): Test it when instantiating one.
2000-11-25 Richard Henderson <[email protected]>
* c-decl.c (c_expand_body): Use DECL_SOURCE_LINE rather than
lineno for the start of the function.
2000-11-25 Richard Henderson <[email protected]>
* dwarf2out.c (file_table, file_table_allocated): Remove.
(file_table_allocated): Remove.
(struct file_table): New.
(decl_file_table, line_file_table): New.
(print_dwarf_line_table): Use them.
(size_of_line_prolog): Likewise.
(output_line_info): Likewise.
(add_src_coords_attributes): Likewise.
(gen_subprogram_die): Likewise.
(gen_variable_die): Likewise.
(dwarf2out_add_library_unit_info): Likewise.
(dwarf2out_line): Likewise.
(lookup_filename): Take a struct file_table argument.
(init_file_table): New.
(dwarf2out_init): Use it.
2000-11-25 Joseph S. Myers <[email protected]>
* invoke.texi: Update sequence points references.
2000-11-25 Neil Booth <[email protected]>
* c-common.c: Remove USE_CPPLIB conditional inclusions.
* c-common.h: Similarly.
* c-decl.c: Similarly.
* c-lang.c: Similarly.
* c-lex.c: Similarly.
* c-parse.in: Similarly.
* c-pragma.c: Similarly.
* c-pragma.h: Similarly.
* gcc.c: Similarly.
* toplev.c: Similarly.
* cp/cp-tree.h: Similarly.
* cp/decl2.c: Similarly.
* cp/lang-specs.h: Similarly.
* cp/lex.c: Similarly.
* cp/lex.h: Similarly.
* cp/spew.c: Similarly.
* java/lang-options.h: Similarly.
* objc/lang-specs.h: Similarly.
* objc/objc-act.c: Similarly.
* configure.in: Remove configure option.
* config.in: Regenerate.
* configure: Regenerate.
2000-11-25 Richard Henderson <[email protected]>
* haifa-sched.c (sched_analyze_1, sched_analyze_2, sched_analyze):
Revert 2000-11-22 change.
2000-11-25 Bernd Schmidt <[email protected]>
* config/i386/i386.h (FIXED_REGS): Make the three flags registers
fixed.
2000-11-25 Philipp Thomas <[email protected]>
* configure.in (ALL_LINGUAS): Remove en_GB and add sv.
* configure: Rebuilt.
2000-11-25 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md (muldi3_v8plus): Remove H constraint.
Handle CONST_INT as second argument.
* config/sparc/sparc.c (set_extends): Remove first argument.
Properly handle AND, CONST_INT and CONST_DOUBLE, handle IOR, XOR and
MOV.
(sparc_check_64): Abort if first argument is not REG.
If it is DImode REG, look at the lower register of the register
pair.
* config/sparc/sparc.c (load_pic_register, restore_regs,
output_return, sparc_v8plus_shift, sparc_function_profiler,
sparc_function_block_profiler, sparc_block_profiler): Fix output
formatting.
2000-11-25 Alexandre Oliva <[email protected]>
* config/sh/sh.h (TARGET_NONE): New.
(TARGET_SWITCHES): For all variant-selecting switch, use
TARGET_NONE to reset all other variant-selecting switch. Added
empty strings to avoid warnings.
(TARGET_DEFAULT): Set to SH1_BIT.
* Makefile.in ($(INTL_TARGETS)): Added $(CONFIG_H) for
insn-codes.h.
* gcc/config/sh/sh.md (sibcalli, sibcalli_pcrel): New insns.
(sibcall_pcrel): New insn_and_split.
(sibcall, sibcall_value, sibcall_epilogue): New expands.
* config/sh/sh.md (GOTaddr2picreg, symGOT2reg, symGOTOFF2reg,
symPLT_label2reg, call, call_value): Don't set
current_function_uses_pic_offset_table.
* config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Don't mark
PIC_OFFSET_TABLE_REGNUM as call_used, so that calc_live_regs
takes it into account.
(FINALIZE_PIC): Delete, useless.
(LEGITIMATE_CONSTANT_P): Delete, unused.
* config/sh/sh.c (sh_expand_prologue): Don't use
current_function_uses_pic_offset_table. Don't special-case
PIC_OFFSET_TABLE_REGNUM. Initialize it if it's ever live and
PIC is enabled.
(sh_expand_epilogue, initial_elimination_offset): Don't
special case PIC_OFFSET_TABLE_REGNUM.
2000-11-25 Alexandre Oliva <[email protected]>, NIIBE Yutaka <[email protected]>
* config/sh/sh-protos.h (symbol_ref_operand): Declare.
* config/sh/sh.md (UNSPEC_CALLER): New constant.
(calli_pcrel, call_valuei_pcrel): Use PIC_REG.
(call_pcrel, call_value_pcrel): New insn_and_splits.
(call, call_value): Use them.
(call_site): New expand.
(sym_label2reg, symPLT_label2reg): Adjust to hold call_sites.
* config/sh/sh.h (OUTPUT_ADDR_CONST_EXTRA) [UNSPEC_CALLER]:
Output call_site label.
(PREDICATE_CODES): Added symbol_ref_operand.
* config/sh/sh.c (symbol_ref_operand): Define.
* emit-rtl.c (try_split): Propagate CALL_INSN_FUNCTION_USAGE
to CALL_INSNs in the split sequence.
2000-11-24 Nick Clifton <[email protected]>
* config.gcc (v850-*-*): Define c_target_objs and
cxx_target_objs.
* config/v850/t-v850: Define how to build v850-c.o
* config/v850/v850.h (struct data_area_stack_element): Move
definition here from v850.c.
* config/v850v850.c: Include gcc.h to avoid compile time
warning.
(push_data_area): Move to v850-c.c.
(pop_data_area): Move to v850-c.c.
(mark_current_function_as_interrupt): Move to v850-c.c.
(GHS_default_section_names): Allow to be exported.
(GHS_current_section_names): Allow to be exported.
(data_area_stack_elements): Allow to be exported.
(ghs_pragma_section): Move to v850-c.c.
(ghs_pragma_interrupt): Move to v850-c.c.
(ghs_pragma_starttda): Move to v850-c.c.
(ghs_pragma_startsda): Move to v850-c.c.
(ghs_pragma_startzda): Move to v850-c.c.
(ghs_pragma_endtda): Move to v850-c.c.
(ghs_pragma_endsda): Move to v850-c.c.
(ghs_pragma_endzda): Move to v850-c.c.
* config/v850/v850-c.c: New file: Contains v850 specific
pragma parsing functions.
2000-11-24 Nick Clifton <[email protected]>
* config.gcc (extra_objs): Remove duplicate description.
(c_target_objs): New variable. Contains target specific
object files for the gcc C compiler only.
(cxx_target_objs): New variable. Contains target specific
object files for the gxx C++ compiler only.
* configure.in (c_target_objs): Substitute in the makefile.
(cxx_target_objs): Substitute in the makefile.
* configure: Regenerate.
* Makefile.in (C_TARGET_OBJS): Define and initialize from
c_target_objs.
(CXX_TARGET_OBJS): Define and initialize from
cxx_target_objs.
(C_AND_OBJC_OBJS): Include C_TARGET_OBJS.
* cp/Make-lang.in (CXX_C_OBJS): Include CXX_TARGET_OBJS).
* tm.texi (REGISTER_TARGET_PRAGMAS): Add paragraph explaining
about how the use of the 'c_lex' function requires the use of
the target specific, language specific object files feature of
the configuration mechanism.
Fri Nov 24 18:50:58 2000 Richard Kenner <[email protected]>
* gcc.c (process_command): Use F_OK, not R_OK.
2000-11-24 Arno J. Klaassen <[email protected]>
* flow.c (print_rtl_and_abort): Remove ANSIism.
Fri Nov 24 19:54:36 2000 Alexandre Oliva <[email protected]>
* config/sh/sh.h (GENERAL_REGISTER_P,
GENERAL_OR_AP_REGISTER_P, FP_REGISTER_P, XD_REGISTER_P,
FP_OR_XD_REGISTER_P, FP_ANY_REGISTER_P): New macros. Use them
all over.
(SPECIAL_REG): Renamed to SPECIAL_REGISTER_P.
* config/sh/sh.c: Use new macros.
* config/sh/sh.md: Likewise.
Fri Nov 24 19:46:16 2000 Alexandre Oliva <[email protected]>
* config/sh/sh.md: Clobber MACH_REG and MACL_REG in SImode,
instead of just MACH_REG in DImode. Always refer to FPSCR_REG
in PSImode.
Fri Nov 24 22:37:41 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (out_tsthi,out_tstsi): Test simplification bug
fixed.
(machine_dependent_reorg): Wrong optimization based on
NOTICE_UPDATE_CC removed.
Fri Nov 24 19:48:09 2000 J"orn Rennecke <[email protected]>
* jump.c (delete_computation): Re-instate deletion of feeding insn.
(delete_insn): Look for REG_LABEL notes.
(redirect_tablejump): Delete feeding insns.
2000-11-24 Bernd Schmidt <[email protected]>
* config/i386/i386.md (call_pop_0, call_pop_1, call_value_pop_0,
call_value_pop_1): Make sure operand numbers are contiguous.
* fold-const.c (fold_range_test): Avoid crash if LHS or RHS is null.
* reload1.c (conflicts_with_override): New function.
(emit_input_reload_insns): Use it to tighten test for validity
of substituting into output of previous insn.
* haifa-sched.c (struct ready_list): New.
(ready_lastpos, ready_add, ready_remove_first, ready_sort): New static
functions.
(schedule_insn): Replace args READY and N_READY with a pointer to a
ready_list; return void. Use the new functions to access the ready
list. All callers changed.
(queue_to_ready, debug_ready_list): Likewise.
(schedule_block): Initialize a ready_list structure. Use new
functions to access it.
(max_priority): Remove unused variable.
(schedule_insn): Don't set it.
* c-common.c (verify_tree): Don't recurse into CONSTRUCTORs.
* combine.c (cant_combine_insn_p): New function.
(try_combine): Use it.
* Makefile.in (c-common.o): Depend on $(OBSTACK_H).
* c-common.c (c-obstack.c): Include "obstack.h".
(struct reverse_tree): Delete.
(reverse_list, reverse_max_depth): Delete.
(build_reverse_tree, common_ancestor, modify_ok): Delete functions.
(struct tlist, struct tlist_cache): New.
(tlist_obstack, tlist_firstobj, warned_ids, save_expr_cache): New.
(add_tlist, merge_tlist, verify_tree, warning_candidate_p,
warn_for_collisions, warn_for_collisions_1, new_tlist): New
static functions.
(verify_sequence_points): Rewritten.
* fold-const.c (fold): Don't lose possibly important sequence
points when removing one arm of TRUTH_ORIF_EXPRs or TRUTH_ANDIF_EXPRs.
2000-11-24 Richard Sandiford <[email protected]>
* gcc/cse.c (cse_insn): Removed conversion of REG_EQUIV to REG_EQUAL
when reversing a register-to-register copy. Reversal now disabled
when the previous instruction has a REG_EQUIV.
2000-11-24 Nathan Sidwell <[email protected]>
* c-parse.in (unary_expr): Move VA_ARG from here ...
(primary): ... to here.
2000-11-23 Graham Stott <[email protected]>
* expr.c (store_constructor): If a field is non addressable and
the target is a MEM use MEM_ALIAS_SET otherwise use get_alias_set.
2000-11-23 Bernd Schmidt <[email protected]>
* flow.c (print_rtl_and_abort): New function.
(verify_wide_reg, verify_local_live_at_start): Try to dump more
information before aborting.
2000-11-23 Alexandre Oliva <[email protected]>
* emit-rtl.c (gen_lowpart_common): Use word 0 if register mode
is narrower than requested mode.
(gen_highpart): Abort if register mode is narrower than
requested mode.
2000-11-23 Graham Stott <[email protected]>
* cse.c (cse_insn): Initialize all regcost variables.
Fix a typo add missing '='.
Only compare costs if there is a replacement insn.
Thu Nov 23 04:33:33 2000 Alexandre Oliva <[email protected]>
* final.c (output_addr_const) [LABEL_REF]: Simplify.
[MINUS]: Enclose non-CONST_INTs in parentheses.
[default]: Try OUTPUT_ADDR_CONST_EXTRA.
* tm.texi (OUTPUT_ADDR_CONST_EXTRA): Document it.
* varasm.c (decode_rtx_const) [CONST]: If it's not something
PLUS or MINUS a CONST_INT, use the whole CONST with offset 0
instead of abort()ing.
* sh.c (output_pic_addr_const): Removed. Fixed all callers.
* sh.h (OUTPUT_ADDR_CONST_EXTRA): New. Handle the UNSPECs
formerly handled in output_pic_addr_const.
* sh.md (sym_label2reg, symPLT_label2reg): Enclose UNSPEC
operands of MINUS in CONSTs so that decode_rtx_const() will
accept them.
Thu Nov 23 04:10:30 2000 Alexandre Oliva <[email protected]>
* config/sh/sh.md (mova_const): New pattern.
(GOTaddr2picreg): Use it.
* config/sh/sh.c (broken_move): Match it.
(mova_p): Don't match it.
(machine_dependent_reorg): Adjust it.
Thu Nov 23 02:09:09 2000 Alexandre Oliva <[email protected]>
* config/sh/sh.h (FIRST_GENERAL_REG, LAST_GENERAL_REG): New.
Moved most register-number #defines...
* config/sh/sh.md (define_constants): ... here. Use macros to
refer to registers and unspecs.
* config/sh/sh.c: Likewise.
Thu Nov 23 01:01:32 2000 J"orn Rennecke <[email protected]>
* Makefile.in (HOST_CFLAGS): Add -DGENERATOR_FILE.
(rtl.o, print-rtl.o, bitmap.o, obstack.o): Build with -DGENERATOR_FILE.
(alloca.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
(splay-tree.o, hash.o): Likewise.
GCONFIG_H: New.
(rtl.o, print-rtl.o): Depend on $(GCONFIG_H) instead of $(CONFIG_H).
(bitmap.o, obstack.o, vfprintf.o, ggc-none.o, errors.o): Likewise.
(hashtab.o): Likewise.
(gcov.o): Depend on $(CONFIG_H).
* configure.in: #include insn-codes.h in tm.h.
2000-11-22 Nick Clifton <[email protected]>
* config/arm/arm.c (arm_encode_call_attribute): Make 'newstr' a
const char * to avoid a compile time warning.
* config/arm/arm.md (define_constants): Define symbolic names for
the link register, last integer register and the fake CC register.
Update patterns to use these symbolic names.
2000-11-22 Neil Booth <[email protected]>
* cpplex.c (trigraph_ok): Ensure we don't warn twice.
* cpplib.h (struct cpp_buffer): New member last_Wtrigraphs.
2000-11-22 Richard Henderson <[email protected]>
* haifa-sched.c (sched_analyze_1): Don't special-case calls
for clobbering registers.
(sched_analyze_2): Likewise.
(sched_analyze): Zap reg_last_uses and reg_last_sets after calls.
2000-11-22 Chris Demetriou <[email protected]>
Neil Booth <[email protected]>
* gcc.c (validate_switches): Validate multiple switches named
in '|' (or) expressions in specs.
(handle_braces): If more than 1 alternative in a '|' spec
matches, call do_spec1 just once.
2000-11-22 Michael Meissner <[email protected]>
* d30v.h (TARGET_SWITCHES): Add documentation strings.
(TARGET_OPTIONS): Ditto.
(OPTIMIZATION_OPTIONS): Temporarily turn off -frename-registers if
-O3.
Wed Nov 22 06:40:56 2000 Jeffrey A Law ([email protected])
* pa.c (hppa_encode_label): Account for addition of encoding
character when allocating persistent space for the new label
name.
2000-11-22 Zack Weinberg <[email protected]>
* Makefile.in, config.gcc, configure.in: Expunge remaining
traces of facility for running MD files through C preprocessor.
2000-11-22 Joseph S. Myers <[email protected]>
* gcov.texi: Add magic comments for texi2pod.pl.
* Makefile.in: Add rules to generate and install gcov.1.
* gcov.1: New (generated) file.
2000-11-21 Richard Henderson <[email protected]>
* regrename.c (scan_rtx_reg): Terminate the chain rather than
abort on mark_read with NO_REGS.
2000-11-21 Mike Stump <[email protected]>
* fixinc/fixtests.c (TEST_FOR_FIX_PROC_HEAD): Fix to allow
compilation with older compilers, such as /bin/cc on SunOS.
* fixinc/fixfixes.c (FIX_PROC_HEAD): Ditto.
2000-11-21 Richard Henderson <[email protected]>
* varasm.c (record_constant): Pad the constructed
constant_descriptor appropriately.
Wed Nov 22 00:52:55 2000 J"orn Rennecke <[email protected]>
* rtl.h (traverse_md_constants): Declare.
(struct md_constant): Define.
* Makefile.in (HOST_RTL): Add hashtab.o .
(OBJS): Add hashtab.o .
(hashtab.o): New rule.
(rtl.o): Depends on HASHTAB_H.
* rtl.c (hashtab.h): #include.
(md_constants): New static variable.
(def_hash, def_name_eq_p, read_constants): New static functions.
(traverse_md_constants): New function.
(read_name): Do constant expansion.
(read_rtx): Recognize define_constants.
* gencodes.c (print_md_constant): New function.
(main): Emit #defines for all constant definitions encountered.
* md.texi (Constant Definitions): New node.
* gensupport.c (xcalloc): New function.
2000-11-21 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_split_tfmode_frobsign): New.
* config/alpha/alpha-protos.h: Declare it.
* config/alpha/alpha.md (abstf_internal): Use it.
(negtf_internal): Likewise.
(andnotdi3): Unstar the name.
(movtf_internal): Add o/G alternative.
2000-11-21 Zack Weinberg <[email protected]>
* stringpool.c (stringpool_statistics): Also report number and
percentage of entries which are identifiers.
2000-11-21 Diego Novillo <[email protected]>
* gcse.c (hoist_expr_reaches_here_p): Do not mark expr_bb as
visited before visiting it.
2000-11-21 Nick Clifton <[email protected]>
* config/arm/arm.h: Accept TARGET_CPU_arm9tdmi,
TARGET_CPU_strongarm110 and TARGET_SPU_strongarm1100.
* config.gcc: Accept --with-cpu=arm9 and --with-cpu=arm9tdmi.
2000-11-21 Richard Henderson <[email protected]>
* c-common.c (c_unsafe_for_reeval): New function.
(add_c_tree_codes): Register it.
* c-common.h: Declare it.
* tree.c (lang_unsafe_for_reeval): New hook.
(unsafe_for_reeval): Call it.
* tree.h: Declare it.
2000-11-21 Richard Henderson <[email protected]>
* config/i386/i386.c (i386_simplify_dwarf_addr): Simplify @GOT
references as well.
2000-11-21 Neil Booth <[email protected]>
* do_includes: Revert to using cpp_read_file.
2000-11-21 Bernd Schmidt <[email protected]>
* loop.c (consec_sets_giv): If the reg we're examining is anything
but UNKNOWN_INDUCT, do nothing.
Reset the reg's type to UNKNOWN_INDUCT before returning.
Mostly from Vladimir Makarov ([email protected])
* ia64.md (attr itanium_class): Define insn types as described in
Itanium docs.
(all insn patterns): Use itanium_class, not type attributes.
Occasionally split alternatives as necessary.
(attr type): Compute from new attr itanium_class.
2000-11-21 Kaveh R. Ghazi <[email protected]>
* tradcpp.c (output_line_command): Mark system headers as such in
`line' commands.
2000-11-21 Jakub Jelinek <[email protected]>
* configure.in (HAVE_AS_DWARF2_DEBUG_LINE): SPARC has .file/.loc
support in as as well.
* configure: Regenerate.
2000-11-20 Richard Henderson <[email protected]>
* c-lex.c (orig_filename): New variable.
(init_c_lex): Set it. Move call to cpp_start_read ...
(yyparse): ... here. New function.
* c-parse.in (yyparse_1): Rename the parser entry point.
* c-tree.h: Declare it.
2000-11-21 Jakub Jelinek <[email protected]>
* expr.c (do_compare_and_jump): If op0 was replaced by promoted
integer constant, use type of op1 for comparison.
2000-11-20 Stan Shebs <[email protected]>
* config/rs6000/xm-darwin.h: New file, Darwin host definitions.
* config/rs6000/x-darwin: New file, Darwin host fragment.
* config.gcc (powerpc-*-darwin*): New host.
* system.h (HAVE_DESIGNATED_INITIALIZERS): Allow this to be
overridden by a config file.
2000-11-20 Neil Booth <[email protected]>
* cppmacro.c (paste_tokens): Rename from paste_payloads.
Change token type after pasting spellings.
(paste_all_tokens): Use it.
* gcc.dg/cpp/paste2.c: Update test.
* objc/execute/paste.m: New test.
2000-11-20 Richard Henderson <[email protected]>
* dwarf.h (FMT_CODE): Adjust argument order; fix mapping to
dwarf_subscr_data_formats bits.
* dwarfout.c (simple_type_size_in_bits): Handle a type with
no computed size as size zero.
(field_byte_offset): Likewise.
(subscript_data_attribute): Handle a range with no upper bound.
2000-11-20 Kaveh R. Ghazi <[email protected]>
* gansidecl.h (const): Check __STDC__ before undef'ing `const'.
2000-11-20 Joseph S. Myers <[email protected]>
* c-typeck.c (build_conditional_expr): When merging type
qualifiers for conditional expressions between a pointer and a
pointer to a void type, merge the qualifiers on the target types
rather than the pointer type. Remove obsolete conditioned out
code.
2000-11-20 Neil Booth <[email protected]>
* c-lang.c (lang_init_options): Update call to
cpp_reader_init.
* cppmain.c (main): Similarly.
* fix-header.c (read_scan_file): Similarly.
* cp/lex.c (lang_init_options): Similarly.
* objc/objc-act.c (lang_init_options): Similarly.
* cppexp.c (parse_number): Only warn for unextended C89.
* cppinit.c (set_lang): New function.
(cpp_reader_init): Take a LANG argument and pass it to set_lang.
(COMMAND_LINE_OPTIONS): New option std=c++98.
(cpp_handle_option): Use set_lang.
* cpplex.c (_cpp_lex_token): Warn pedantically if not C99.
* cppib.h (enum_c_lang): New enumeration. Update comments.
2000-11-20 Will Cohen <[email protected]>
* calls.c (expand_call): Clear target only when target is in
hard register and current_function_check_memory_usage is set.
2000-11-20 Bernd Schmidt <[email protected]>
* toplev.c (rest_of_compilation): Run optimize_mode_switching even
if not optimizing.
* sh.c (emit_sf_insn, emit_df_insn): Just call emit_insn.
2000-11-19 Richard Henderson <[email protected]>
* crtstuff.c (force_to_data): Use array size 1 not 0.
* dwarf2out.c (simple_type_size_in_bits): Handle a type with
no computed size as size zero.
(field_byte_offset): Likewise.
2000-11-20 Joseph S. Myers <[email protected]>
* config.gcc: Fix another typo.
2000-11-19 Richard Henderson <[email protected]>
* c-decl.c (grokdeclarator): Support flexible array members.
Use open-ended ranges for these and zero-length arrays.
* c-typeck.c (push_init_level): Validate the context of
initialization of a zero-length array.
* tree.c (int_fits_type_p): Be prepared for missing bounds.
* varasm.c (array_size_for_constructor): New.
(output_constructor): Use it for arrays of unspecified length.
* extend.texi (Zero Length): Mention C99 flexible array members.
Document initialization in a top-level struct as valid.
2000-11-19 Joseph S. Myers <[email protected]>
* config.gcc, invoke.texi: Fix errors in spelling of "deprecated".
* alias.c (mems_in_disjoint_alias_sets_p): Do use alias sets in
stdarg and varargs functions.
2000-11-19 Zack Weinberg <[email protected]>
* gcc.c (process_command): Define 'j' variable when
MODIFY_TARGET_NAME is defined.
2000-11-19 Richard Henderson <[email protected]>
* stor-layout.c (variable_size): Only put SAVE_EXPRs on pending_sizes.
2000-11-19 Franz Sirl <[email protected]>
* rs6000/rs6000.c (rs6000_encode_section_info): Fix string length
calculation and allocation.
2000-11-19 Kaveh R. Ghazi <[email protected]>
* builtins.c (c_getstr): Constify variable.
* gmon-sol2.c (_mcleanup): Comment out #endif labels.
* conflict.c (const_conflict_graph_arc): New typedef.
(arc_hash, arc_eq): Avoid needlessly casting away const-ness.
* cppmacro.c (builtin_macro): Likewise.
* dwarf2out.c (output_comp_unit): Constify variable.
* fix-header.c (v_fatal): Add ATTRIBUTE_PRINTF.
* protoize.c (IS_SAME_PATH_CHAR): Use TOUPPER, not toupper.
* ssa.c (ssa_rename_from_hash_function): Avoid needlessly casting
away const-ness.
* tradcpp.c (rescan, do_line, macroexpand, macarg): Use
ISALNUM/ISDIGIT/ISPRINT, not isalnum/isdigit/isprint.
* varasm.c (const_str_htab_hash, const_str_htab_eq,
compare_constant_1, record_constant_1): Constify.
2000-11-18 Richard Henderson <[email protected]>
* c-decl.c (grokdeclarator): Special case the creation of an
index for a zero-length array.
* tree.c (build_index_type): Revert Oct 20 change.
2000-11-18 Marek Michalkiewicz <[email protected]>
* config/avr/avr-protos.h (avr_output_addr_vec_elt): Prototype.
* config/avr/avr.c (jump_tables_size): New variable.
(function_prologue): Initialize it as 0.
(function_epilogue): Add it to function_size.
(avr_output_addr_vec_elt): New function. Count words in jump
tables in jump_tables_size. Move code ...
* config/avr/avr.h (ASM_OUTPUT_ADDR_VEC_ELT): ... from here.
Call avr_output_addr_vec_elt instead.
* config/avr/avr.md (tablejump): Remove disabled define_expand.
2000-11-18 Mark Mitchell <[email protected]>
* configure.in: Make --enable-new-gxx-abi the default.
* configure: Likewise.
2000-11-18 Kaveh R. Ghazi <[email protected]>
* Makefile.in (tradcpp.o, tradcif.o): Depend on tradcpp.h.
* tradcif.y: Include tradcpp.h. Constify. Make functions static.
Move extern function declarations to tradcpp.h.
* tradcpp.c: Likewise.
* tradcpp.h: New file.
2000-11-18 Joseph S. Myers <[email protected]>
* c-decl.c (check_for_loop_decls): New function.
* c-parse.in (for_init_stmt): New.
(select_or_iter_stmt): Use for_init_stmt.
* c-tree.h (check_for_loop_decls): New declaration.
2000-11-18 Neil Booth <[email protected]>
* cppinit.c: Update comments.
(cpp_reader_init): Make -imacro and -include use the standard
#include "" search path.
(do_includes): New function.
2000-11-18 Ben Elliston <[email protected]>
* config/sh/crt1.asm (start_l): Move PC-relative move instruction
out of a branch delay slot.
2000-11-17 Richard Henderson <[email protected]>
* config/alpha/elf.h (PREFERRED_DEBUGGING_TYPE): Set to DWARF2_DEBUG.
(ASM_SPEC): Disable and enable .mdebug based on -gstabs.
(ASM_FILE_START): Only write out ecoff .file directive if
emitting mdebug debugging.
2000-11-17 Richard Henderson <[email protected]>
* configure.in (HAVE_AS_DWARF2_DEBUG_LINE): New. Detect
whether as accepts .file/.loc and produces dwarf2 line info.
* dwarf2out.c (DWARF2_ASM_LINE_DEBUG_INFO): Default on if
the assembler supports it.
* config.in, configure: Regenerate.
2000-11-17 Richard Henderson <[email protected]>
* fixinc/mkfixinc.sh: Don't disable fixincludes for any linux*.
2000-11-17 Jim Wilson <[email protected]>
* config/ia64/ia64.c (emit_insn_group_barriers, case CALL_INSN):
Don't clear need_barrier is next_insn is a CALL_INSN, or has
instruction type B or UNKNOWN.
2000-11-17 Neil Booth <[email protected]>
* cpperror.c (print_file_and_line): Don't display line number if 0.
2000-11-17 Zack Weinberg <[email protected]>
* ggc.h: Delete ggc_add_string_root and ggc_mark_string. Add
digit_vector and digit_string.
* stringpool.c (digit_vector): New.
(ggc_alloc_string): Use digit_string.
* stmt.c (digit_strings): Delete.
(init_stmt): Do not initialize digit_strings.
(expand_asm_operands): Use ggc.h's digit_string macro.
* toplev.c (mark_file_stack): Delete.
(compile_file): Don't call init_tree_codes.
(main): No need to make the file stack a GC root.
* tree.c (init_tree_codes): Delete.
* tree.h (init_tree_codes): Delete.
* c-lex.c: Don't include ggc.h.
(mark_splay_tree_node, mark_splay_tree): Delete.
(init_c_lex): No need to ggc_strdup string constant. Don't add
file_info_tree to GGC roots.
(cb_enter_file, cb_rename_file): No need to ggc_strdup
ip->nominal_fname.
* Makefile.in (c-lex.o): No longer depends on $(GGC_H).
* dbxout.c (dbxout_init),
dwarf2out.c (dwarf2out_line),
ggc-common.c (ggc_mark_rtx_children, ggc_mark_trees),
varasm.c (mark_const_hash_entry, mark_pool_constant, init_varasm_once),
xcoffout.c (xcoffout_source_file),
i386.c (load_pic_register):
Delete call(s) to ggc_add_string_root and/or ggc_mark_string.
* except.c (create_rethrow_ref),
profile.c (init_edge_profiler),
toplev.c (compile_file),
varasm.c (named_section, assemble_static_space,
assemble_trampoline_template, output_constant_def, force_const_mem),
i386.c (load_pic_register),
ia64.c (ia64_encode_section_info),
rs6000.c (rs6000_emit_load_toc_table, create_TOC_reference,
rs6000_emit_prologue, rs6000_emit_epilogue),
rs6000.md (load_toc_aix_si, load_toc_aix_di):
Change ggc_alloc_string (var, -1) to ggc_strdup (var).
* profile.c (output_func_start_profiler),
tree.c (make_node),
i386.c (load_pic_register): No need to ggc_strdup string constant.
2000-11-17 Hans-Peter Nilsson <[email protected]>
* Makefile.in (config.status): Depend on config.gcc.
* configure.in <for machine in $build $host $target>: Move
contents of loop into config.gcc, removing autoconf quoting.
Fix changequote bug for alpha*-*-vxworks*.
* configure: Regenerate.
* config.gcc: New.
2000-11-16 Zack Weinberg <[email protected]>
* c-parse.in (if_prefix): Find the filename and line number at
$-2 and $-1 respectively.
* diagnostic.c (error_recursion): Add missing newline, use
fputs, translate string.
2000-11-16 Zack Weinberg <[email protected]>
* stringpool.c: New file.
* ggc-common.c (ggc_mark_string_ptr, ggc_add_string_root): Delete.
(ggc_alloc_string): Now in stringpool.o.
* ggc-page.c, ggc-simple.c: Do not define or allocate empty_string.
* ggc.h: Delete prototype of ggc_add_string_root. #define
ggc_add_string_root and ggc_mark_string to nothing. Prototype
init_stringpool and stringpool_statistics.
(ggc_alloc_string): Returns a const char *.
* tree.c (hash_table, do_identifier_warnings): Delete.
(init_obstacks): Don't initialize the identifier hash table.
(get_identifier, maybe_get_identifier, start_identifier_warnings,
set_identifier_size): Now in stringpool.c.
* tree.h (struct tree_string): Constify pointer field.
(approx_sqrt): Prototype.
* Makefile.in (stringpool.o): Add rule, mention in OBJS.
* toplev.c (approx_sqrt): New function.
(compile_file): Call stringpool_statistics if mem_report is on.
(main): Call init_stringpool.
* builtins.c (c_strlen), c-decl.c (finish_decl), c-lex.c
(process_directive), c-typeck.c (constructor_asmspec, struct
initializer_stack, start_init), except.c (create_rethrow_ref),
stmt.c (digit_strings), toplev.c (decode_f_option), tree.c
(built_in_filename), varasm,c (in_named_name,
assemble_static_space, struct constant_descriptor, struct
deferred_string, struct pool_constant, force_const_mem),
i386.c (pic_label_name, global_offset_table_name), rs6000.c
(rs6000_emit_prologue, rs6000_emit_epilogue) : Constify a char *.
* c-common.c (combine_strings): Combine strings in scratch
buffer, then pass to build_string.
* optabs.c (init_libfuncs), profile.c (init_edge_profiler,
output_func_start_profiler), stmt.c (init_stmt), alpha.c
(alpha_need_linkage), arm.c (arm_encode_call_attribute),
i386.c (load_pic_register), ia64.c (ia64_encode_section_info),
rs6000.c (rs6000_encode_section_info): Create string in
scratch buffer, then pass to ggc_alloc_string.
* stmt.c (expand_asm_operands): If we must adjust the
constraint strings, do so by creating a new one, not by
modifying the old one in place. Constify some char *s.
* config/pa/pa.c (hppa_encode_label): Drop unnecessary second
argument. Create string in scratch buffer, then pass to
ggc_alloc_string.
* config/pa/pa-protos.h: Update prototype.
* config/pa/elf.h, config/pa/pa.h, config/pa/som.h:
hppa_encode_label takes only one argument.
2000-11-16 Kaveh R. Ghazi <[email protected]>
* mcore.c (mcore_expand_prolog): Call xmalloc/xrealloc, not
malloc/realloc.
* cpplib.c (glue_header_name): Likewise.
* fixincl.c (run_compiles, start_fixer): Likewise.
* fixlib.c (load_file_data): Likewise.
* mkdeps.c (munge): Likewise.
2000-11-17 Hans-Peter Nilsson <[email protected]>
* defaults.h [EH_FRAME_SECTION_ASM_OP] (EH_FRAME_SECTION): Remove
trailing ';'. Fix formatting.
2000-11-16 Jim Wilson <[email protected]>
* config/ia64/ia64.h (MASK_INLINE_DIV_LAT, MASK_INLINE_DIV_THR):
Shift masks left by one to avoid conflict.
* config/ia64/ia64.c (ia64_encode_section_info): Disallow decls with
DECL_EXTERNAL set.
2000-11-16 Nick Clifton <[email protected]>
* config/arm/arm.c (output_arm_prologue): Note nested functions.
(arm_expand_prologue): For nested functions preserve the
static chain register during stack frame creation.
* config/arm/arm.h (STATIC_CHAIN_REGNUM): Change to 12.
(ARM_INITIAL_FRAME_ELIMINATION_OFFSET): For a nested function
with a stack frame there is a 4 byte gap between the arg
pointer and the hard frame pointer (used to preserve the
static chain register during stack frame creation).
2000-11-16 DJ Delorie <[email protected]>
* rtl.c (read_rtx): Provide suitable names for unnamed
define_insn and define_insn_and_split patterns, based on file
and line numbers.
2000-11-15 Neil Booth <[email protected]>
* cpplib.c (start_directive, end_directive): New functions.
(_cpp_handle_directive, run_directive): Use them.
(_cpp_handle_directive): Don't -Wtraditional on indented
null directives.
(_cpp_push_buffer): Don't re-clear was_skipping.
* cpplib.h (struct cpp_reader): New member la_saved.
* cppmacro.c (cpp_get_token): Don't interpret _Pragma in
directives.
gcc.dg/cpp/_Pragma1.c: Update.
gcc.dg/cpp/_Pragma2.c: New test.
2000-11-15 Mark Mitchell <[email protected]>
* toplev.c (wrapup_global_declarations): Don't write out
artificial static variables that aren't needed.
2000-11-15 Bernd Schmidt <[email protected]>
* ia64.c (struct group): New structure.
(last_group): New static array.
(group_idx): New static variable.
(emit_group_barrier_after, errata_find_address_regs, errata_emit_nops):
New static functions.
(emit_insn_group_barriers): Initialize and keep track of group_idx
and last_group.
Call errata_emit_nops if TARGET_B_STEP or TARGET_A_STEP.
Replace all calls to emit_insn_after that emit a group barrier to use
emit_group_barrier_after.
* ia64.h (MASK_B_STEP): New.
(other MASK_XXX macros): Renumbered.
(TARGET_B_STEP): New.
(TARGET_SWITCHES): Add -mb-step.
2000-11-15 Fred Fish <[email protected]>
* fixinc/mkfixinc.sh (fixincludes): Add *-*-beos* to list of
machines for which fixincludes is not needed.
* config/i386/x-beos (STMP_FIXPROTO): Don't run fixproto.
2000-11-15 Jason Merrill <[email protected]>
* diagnostic.c (finish_abort): New fn.
(fancy_abort, error_recursion): Use it.
* toplev.c (crash_signal): Likewise.
* diagnostic.h: Declare it.
2000-11-13 Andrew Haley <[email protected]>
* tree.c (build_type_no_quals): New function.
* tree.h (build_type_no_quals): Declare.
* c-common.c (c_get_alias_set): When considering type
compatibility for pointer types, ignore cv-qualifiers anywhere in
a pointer chain.
2000-11-15 Graham Stott <[email protected]>
* regrename.c (scan_rtx_rtx): Skip to the next chain on
encountering a terminated chain.
2000-11-14 Mark Mitchell <[email protected]>
* configure.in: Move check for V3 above check for C++ header-file
directory.
* configure: Regenerated.
2000-11-14 DJ Delorie <[email protected]>
* config/v850/v850.c: Remove obstacks.
Tue Nov 14 21:54:31 2000 Marek Michalkiewicz <[email protected]> & Denis Chertykov <[email protected]>
* config/avr/avr.c (avr_case_values_threshold): New.
(avr_override_options): Set it depending on options, make it large
when not optimizing to work around "unable to generate reloads".
* config/avr/avr.h (TARGET_SWITCHES): Add -mno-tablejump option.
(EXTRA_SECTION_FUNCTIONS): Make the .progmem.gcc_sw_table section
executable if not AVR_MEGA. Make sure jump tables are word-aligned.
(JUMP_TABLES_IN_TEXT_SECTION): Define as 0, not 1.
(ASM_OUTPUT_ADDR_VEC_ELT): Optimize, use "rjmp" if not AVR_MEGA.
(avr_case_values_threshold): Declare as extern int.
(CASE_VALUES_THRESHOLD): Define as avr_case_values_threshold.
* config/avr/avr.md (tablejump): Removed.
(*tablejump_rjmp): New for jump tables made from "rjmp" instructions.
(*tablejump_lib, *tablejump_enh, *tablejump): Change to expect the
index in the table, not multiplied by 2.
(casesi): Change to match the above insns. Always enable.
* config/avr/libgcc.S (__tablejump__): Rename to __tablejump2__.
Change to expect the word address of the table, multiply it by 2
here and not in the caller. Change "adiw" to faster "inc".
2000-11-14 Neil Booth <[email protected]>
* cppexp.c (parse_defined): Call cpp_get_token not
_cpp_get_token.
(lex): Similarly.
* cpplex.c (cpp_output_line): Similarly.
* cpplib.c (glue_header_name, do_line, do_ident,
parse_answer, parse_assertion): Similarly.
(_cpp_handle_diretive): Don't save to lookaheads
when processing directives.
* cppmacro.c (parse_arg, expand_arg): Call cpp_get_token not
_cpp_get_token.
(funlike_invocation_p): Don't save to lookaheads
when pre-expanding arguments.
(_cpp_get_token): Delete.
(cpp_get_token): Merge contents of _cpp_get_token.
2000-11-14 Jakub Jelinek <[email protected]>
* builtins.c (expand_builtin_setjmp): Set
current_function_calls_setjmp.
(expand_builtin_longjmp): Set current_function_calls_longjmp.
* config/sparc/sparc.md (builtin_setjmp_setup): New expand.
(do_builtin_setjmp_setup): New insn.
Tue Nov 14 12:34:56 2000 Richard Kenner <[email protected]>
* tree.c (get_unwidened): Use host_integerp and tree_low_cst.
(int_fits_type_p): For variable bounds, call force_fit_type.
2000-11-14 Jakub Jelinek <[email protected]>
* varasm.c (struct deferred_string): New structure.
(const_str_htab): New variable.
(STRHASH): New macro.
(mark_const_str_htab_1, mark_const_str_htab, const_str_htab_hash,
constr_str_htab_eq, const_str_htab_del): New functions.
(output_constant_def): Add DEFER argument, defer string
constants until mark_constant_pool time if requested.
(mark_constant_pool): Walk the insn chain even if const_str_htab is
not empty.
(mark_constants): If a SYMBOL_REF for deferred string is found,
output it and remove from hash table.
(output_addressed_constants): Set DEFER to 0 in call to
output_constant_def.
* rtl.h (STRING_POOL_ADDRESS_P): Define.
(output_constant_def): Adjust prototype.
* expr.c (expand_expr): Set DEFER to 1 in call to output_constant_def.
2000-11-14 Chandrakala Chavva <[email protected]>
* optabs.c (expand_complex_ab):: Use overflow-trapping optabs for
signed types if flag_trapv.
2000-11-14 Zack Weinberg <[email protected]>
* tradcpp.c, tradcif.y: Update FSF mailing address, delete
reference to GPLv1.
2000-11-14 Joseph S. Myers <[email protected]>
* c-common.h (CTI_C_SIZE_TYPE): Update comment.
2000-11-14 Jakub Jelinek <[email protected]>
* varasm.c (struct varasm_status): Change x_const_rtx_sym_hash_table
to array of pool_constnat pointers.
(struct pool_constant): Add next_sym and label members.
(struct pool_sym): Remove.
(init_varasm_status): Change pool_sym into pool_constant.
(mark_pool_constant): Mark pc->label string as well.
(mark_pool_sym_hash_table): Remove.
(mark_varasm_status): Remove it from caller as well.
(free_varasm_status): Don't free pool_sym structures.
(force_const_mem): Don't allocate pool_sym structure, instead
fill pool->label and chain it into rtx_sym hash table.
(find_pool_constant, mark_constant_pool): Use pool_constant instead
of pool_sym.
2000-11-14 Jakub Jelinek <[email protected]>
* reload1.c (emit_input_reload_insns): Honor forcing of constants
into memory by PREFERRED_RELOAD_CLASS NO_REGS.
2000-11-14 Michael Matz <[email protected]>
* dominance.c: New file.
* Makefile.in (OBJS): Add dominance.o.
* flow.c (compute_flow_dominators): Remove.
(compute_immediate_dominators): Remove.
(compute_immediate_postdominators): Remove.
* basic-block.h: Remove their prototypes.
(calculate_dominance_info): Add prototype.
* dce.c (eliminate_dead_code): Change calls to above functions.
Don't compute dominators but only immediate dominators.
* flow.c (flow_loops_find): Change callers.
* gcse.c (compute_code_hoist_data): Likewise.
* haifa-sched.c (schedule_insns): Likewise.
* ifcvt.c (if_convert): Likewise.
* ssa.c (convert_to_ssa): Likewise, and only compute immediate
dominators.
2000-11-14 Richard Henderson <[email protected]>
* stmt.c (warn_if_unused_value): Don't warn if the expression
has side effects.
* c-typeck.c (c_sizeof): Fold result to c_size_type_node.
(c_sizeof_nowarn, c_alignof, c_alignof_expr): Likewise.
2000-11-13 Franz Sirl <[email protected]>
* loop.c (basic_induction_var): Revert accidental checkin.
2000-11-13 Hans-Peter Nilsson <[email protected]>
* c-lex.c (cb_leave_file): Harmonize conditions and order of
statements to those of process_directive for (action == act_pop).
* collect2.c (main): Pass on -B options from COLLECT_GCC_OPTIONS.
* local-alloc.c (equiv_init_movable_p): References to CC0 are not
movable.
2000-11-13 Joseph S. Myers <[email protected]>
* c-parse.in (stmts_and_decls): Deprecate use of label at end of
compound statement.
2000-11-13 Neil Booth <[email protected]>
* cpplex.c (_cpp_lex_token): CPP_COMMENT and true CPP_EOF
cases return without MI check.
* cpplib.c (do_diagnostic): Take boolean of whether to
print the directive name.
(do_error, do_warning): Update.
(do_pragma_dependency): Use it.
* cpplib.h (VARARGS_FIRST): Delete.
(struct cpp_token): Delete integer.
* cppmacro.c (enter_macro_context): Move disabled check
to _cpp_get_token.
(_cpp_get_token): Simplify into a single loop.
2000-11-13 Richard Earnshaw <[email protected]>
* configure.in: Use 'test -f' not '[ -e'.
* configure: Regenerated.
2000-11-13 DJ Delorie <[email protected]>
* config/mn10300/mn10300.md (store_movm): Note which registers are
really used or clobbered.
2000-11-13 Joseph S. Myers <[email protected]>
* c-parse.in (ends_in_label): Remove from %union and %type.
(decls, stmts, lineno_stmt_or_labels, xstmts,
lineno_stmt_or_label, stmt_or_label): Remove.
(stmts_and_decls, lineno_stmt_decl_or_labels_ending_stmt,
lineno_stmt_decl_or_labels_ending_decl,
lineno_stmt_decl_or_labels_ending_label,
lineno_stmt_decl_or_labels_ending_error,
lineno_stmt_decl_or_labels, compstmt_contents_nonempty,
lineno_stmt, lineno_label): New.
(compstmt_nostart): Use compstmt_contents_nonempty.
2000-11-13 Joseph S. Myers <[email protected]>
* c-common.c (boolean_increment): New function.
* c-common.h (enum c_tree_index): Add CTI_C_BOOL_TYPE,
CTI_C_BOOL_TRUE and CTI_C_BOOL_FALSE.
(c_bool_type_node, c_bool_true_node, c_bool_false_node): Define.
(boolean_increment): Declare.
* c-convert.c (convert): Allow for BOOLEAN_TYPE.
* c-decl.c (init_decl_processing): Create boolean nodes.
(finish_struct): Allow for _Bool bitfields.
* c-parse.in (reswords): Add _Bool.
(rid_to_yy): Allow for RID_BOOL.
* c-typeck.c (default_conversion): Make booleans promote to int.
(convert_arguments, build_unary_op, build_modify_expr,
convert_for_assignment): Allow for booleans.
* ginclude/stdbool.h: Make conforming to C99.
2000-11-13 Joseph S. Myers <[email protected]>
* c-parse.in (c99_block_start, c99_block_end,
c99_block_lineno_labeled_stmt): New.
(simple_if, do_stmt_start): Use c99_block_lineno_labeled_stmt.
(stmt): Split off selection and iteration statements into...
(select_or_iter_stmt): New. Use c99_block_lineno_labeled_stmt.
2000-11-13 Joseph S. Myers <[email protected]>
* invoke.texi (-Wtrigraphs, -fdump-translation-unit, -save-temps,
-time): Update.
2000-11-13 Richard Earnshaw <[email protected]>
* arm.md (mulsidi3adddi, umulsidi3adddi): Revert previous change.
Rewrite to avoid use of match_dup. Don't try to tie registers that
are not in the same mode.
2000-11-13 Joseph S. Myers <[email protected]>
* invoke.texi: Update lists of languages and suffixes supported.
2000-11-13 Joseph S. Myers <[email protected]>
* configure.in: Take toplevel configure arguments from the
environment to create configargs.h and substitute
gcc_config_arguments, taking account of any existing configargs.h
if reconfiguring.
* configure: Regenerate.
* gccbug.in: Include toplevel configure arguments in gccbug.
2000-11-13 Richard Earnshaw <[email protected]>
* varasm.c (struct constant_descriptor): Put CONTENTS inside a
union to make it well-aligned. Update all uses.
2000-11-13 Joseph S. Myers <[email protected]>
* c-parse.in (initelt): Give appropriate pedantic warnings,
depending on flag_isoc99, for non-ISO syntax and for C99 syntax
outside C99 mode.
(designator): If pedantic, pedwarn for a designator specifying a
range of elements.
* c-typeck.c (set_init_index, set_init_label): Don't pedwarn for
these cases.
* extend.texi: Document the C99 syntax as the preferred syntax,
and the pre-2.5 syntax as obsolete. Mention use of designator
lists for nested subobjects.
2000-11-13 Joseph S. Myers <[email protected]>
* diagnostic.c (vbuild_message_string, output_do_printf, vnotice):
Add ATTRIBUTE_PRINTF.
* tradcpp.c (v_message, warning, error, fatal, error_with_line):
Add ATTRIBUTE_PRINTF*.
2000-11-12 Mark Mitchell <[email protected]>
* function.c (assign_parms): When calling put_var_into_stack, make
sure that there are no hidden pending sequences.
2000-11-12 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin): Handle BUILT_IN_INDEX and
BUILT_IN_RINDEX. Add missing checks for BUILT_IN_STRCHR and
BUILT_IN_STRRCHR.
* builtins.def (BUILT_IN_INDEX, BUILT_IN_RINDEX): New entries.
* c-common.c (c_common_nodes_and_builtins): Declare index and
rindex when nonansi builtins are allowed.
* extend.texi (index, rindex): Document new builtins.
2000-11-12 Mark Mitchell <[email protected]>
* configure.in: Turn on libstdc++ V3 by default.
* configure: Regenerated.
* fixinc/mkfixinc.sh: Use the ordinary fixincludes on Solaris.
2000-11-12 Jakub Jelinek <[email protected]>
* reload1.c (set_label_offsets): Go inside of PARALLELs.
2000-11-12 Joseph S. Myers <[email protected]>
* invoke.texi: Clean up option summary.
2000-11-12 Nick Clifton <[email protected]>
* config/mcore/mcore.c: Fix comment formating, and adjust sequence
of #include headers.
2000-11-12 Marc Espie <[email protected]>
* configure.in: Fix filds test.
* configure: Regen.
2000-11-12 Mark Mitchell <[email protected]>
* jump.c (delete_computation): Don't assume that just because an
instruction sets a register, that register is dead.
2000-11-12 Neil Booth <[email protected]>
* cppexp.c: Don't worry about pfile->skipping.
* cpplib.c (struct if_stack): Make was_skipping unsigned char.
(cpp_handle_directive): Save pfile->skipping in struct cpp_buffer
for handled directives.
(skip_rest_of_line): Use _cpp_lex_token after popping contexts
and releasing lookaheads.
(do_ifdef, do_ifndef, do_if): Use buffer->was_skipping.
(do_else, do_elif, push_conditional): Update logic.
(do_endif): Set buffer->was_skipping rather than pfile->skipping.
(unwind_if_stack): Inline into cpp_pop_buffer.
(cpp_push_buffer): Clear ifs->was_skipping for cpp_handle_directive.
* cpplex.c (_cpp_lex_token): Clear skipping on EOF. Handle
multiple-include optimisation.
* cpplib.h (struct cpp_buffer): New member was_skipping.
* cppmacro.c (_cpp_get_token): Loop whilst pfile->skipping. This
works because skipping == 0 in directives.
(_cpp_release_lookahead): Renamed from release_lookahead.
(cpp_get_token): No need to check skipping as _cpp_get_token does
this for us. No need to handle MI optimisation.
Sat Nov 11 21:14:02 2000 Mark P Mitchell <[email protected]>
* fixinc/inclhack.def (sunos_matherr_decl): Bypass matherr
declarations that use `__MATH_EXCEPTION' in their prototypes, too.
* fixinc/fixincl.x: Regenerated.
2000-11-11 Bruce Korb <[email protected]>
* fixinc/inclhack.def (avoid_bool_type): avoid commenting out #endif
(avoid_wchar_t_type): ditto
* fixinc/fixinc.irix: obsoleted
2000-11-11 Zack Weinberg <[email protected]>
* configure.in: Don't add $outputs to all_lang_makefiles. Add
$srcdir/$s/Makefile.in if it exists.
* configure: Regenerate.
Sat Nov 11 18:41:20 2000 Mark P Mitchell <[email protected]>
* fixinc/mkfixinc.sh: Use the ordinary fixincludes on IRIX.
2000-11-11 Jason Merrill <[email protected]>
* function.c (assign_parms): If TREE_ADDRESSABLE is set, try to
give the parm a register and then call put_var_into_stack.
* stmt.c (expand_decl): Likewise.
2000-11-11 Joseph S. Myers <[email protected]>
* gcc.texi: Adjust wording.
2000-11-11 Mark Mitchell <[email protected]>
* fixinc/inclhack.def (avoid_wchar_t_type): New fix.
* fininc/fixincl.x: Regenerated.
2000-11-11 Joseph S. Myers <[email protected]>
* invoke.texi: Correct spelling of -foptimize-register-move.
2000-11-11 Neil Booth <[email protected]>
Remove CPP_PLACEMARKERs.
* cppexp.c (lex): Don't handle CPP_PLACEMARKER.
* cpplex.c (_cpp_lex_token): Rename skip_newlines to next_bol
* cpplib.c (skip_rest_of_line, check_eol, cpp_push_buffer):
Similarly.
* cpplib.h: Remove CPP_PLACEMARKER.
(struct lexer_state): Rename skip_newlines to next_bol.
* cppmacro.c (stringify_arg): Don't handle CPP_PLACEMARKER.
Simplify prev_white handling as a result.
(paste_all_tokens): Don't worry about CPP_PLACEMARKERs.
(parse_arg): Empty arguments are now empty, not CPP_PLACEMARKERs.
(parse_args): Similarly. Update argument count tests.
(enter_macro_context): Return 2 to indicate an empty macro.
(replace_args): Don't bother pre-expanding an empty argument.
Handle placemarkers and ## extension during pre-expansion.
(cpp_get_token): Handle empty macro expansions. Don't worry
about CPP_PLACEMARKERs.
(_cpp_create_definition): Empty macros are now empty.
(cpp_macro_definition): Don't special case empty macros.
* scan-decls.c: Don't bother with CPP_PLACEMARKERs.
* c-lex.c: Similarly.
2000-11-11 Joseph S. Myers <[email protected]>
* gcc.texi, invoke.texi: Add new section discussing language
standards; link to it where appropriate; refer to ISO C instead of
ANSI C.
2000-11-11 Alexandre Oliva <[email protected]>
* builtins.c (std_expand_builtin_va_start): Take PARM_BOUNDARY
into account.
* config/sh/sh.h (MODES_TIEABLE_P): Don't tie SFmode to other FP
modes.
2000-11-10 Joseph S. Myers <[email protected]>
* gcc.texi, gcov.texi: Update dates and version numbers.
2000-11-10 Zack Weinberg <[email protected]>
* configure.in: Remove AC_PROG_LEX and AC_PROG_YACC. Look for
flex and bison, specifically, first in a unified build and
then installed on the system.
* Makefile.in: Set BISON to @BISON@, FLEX to @FLEX@. Rename
LEXFLAGS to FLEXFLAGS. Adjust ORDINARY_FLAGS_TO_PASS to
match.
(collect2.o, gcc.o, prefix.o, toplev.o, alloca.o, intl.o,
cppdefault.o): Remove pointless sed munging of source file
name.
2000-11-10 Bernd Schmidt <[email protected]>
* reload.c (find_reloads_address_1, case POST_MODIFY): Use RELOAD_OTHER
for address reloads. Push replacements for REG_INC notes.
(regno_clobbered_p): New arg SETS. Examine SETs if it's nonzero. All
callers changed.
* reload1.c (choose_reload_regs): Registers set in the insn can't be
used for RELOAD_OTHER reloads.
2000-11-10 Mark Mitchell <[email protected]>
* c-dump.h: New file.
2000-11-10 Kaveh R. Ghazi <[email protected]>
* alpha.c (check_float_value): Use memcpy, not bcopy.
* arm.c (output_move_double): Likewise.
* arm.md: Likewise.
* m88k.c (legitimize_operand): Likewise.
* m88k.h (ORDER_REGS_FOR_LOCAL_ALLOC): Likewise.
* m88k.md: Likewise.
* mips.c (override_options): Likewise.
* mips.md: Likewise.
* romp.c (output_fpops): Likewise.
* rs6000.c (rs6000_override_options): Likewise.
* sh.md: Likewise.
* vax.c (check_float_value): Likewise.
* emit-rtl.c (copy_rtx_if_shared, init_emit_once): Likewise.
* expmed.c (synth_mult): Likewise.
* final.c (add_bb_string): Likewise.
* genattr.c (main): Likewise.
* genattrtab.c (attr_string, simplify_cond, copy_rtx_unchanging):
Likewise.
* jump.c (thread_jumps): Likewise.
* prefix.c (save_string): Likewise.
* real.h (REAL_VALUE_FROM_CONST_DOUBLE): Likewise.
* regclass.c (init_reg_sets, init_reg_sets_1): Likewise.
* reload1.c (reload, eliminate_regs): Likewise.
2000-11-10 Joseph S. Myers <[email protected]>
* gcc.texi (Service): Update to reflect current practice and
location of the GNU service directory.
2000-11-09 Bernd Schmidt <[email protected]>
* regrename.c (build_def_use): Mark contents of REG_INC notes as
needing replacement.
* config/ia64/ia64.md (extendsfdf2, extendsftf2, extenddftf2): Emit
a no-op move if regs are equal.
* toplev.c (rest_of_compilation): Do the noop moves elimination pass
when calling jump after post-reload splitting.
2000-11-09 Jan van Male <[email protected]>
* c-tree.texi: Fix typos.
* extend.texi: Likewise
* gcov.texi: Likewise
* rtl.texi: Likewise
* tm.texi: Likewise
2000-11-09 Hans-Peter Nilsson <[email protected]>
* c-lex.c [! NO_IMPLICIT_EXTERN_C] (cb_enter_file): Check
in_system_header and flags[1] before dereferencing flags[2].
2000-11-09 Matthew Hiller <[email protected]>
* reload1.c (reload_combine): Fixed calculation of
first_index_reg, last_index_reg.
2000-11-09 Mark Mitchell <[email protected]>
* c-dump.c (dequeue_and_dump): Dump function bodies.
* Makefile.in (C_AND_OBJC_OBJS): Add c-dump.o.
(c-dump.o): New target.
* c-common.h (flag_dump_translation_unit): New variable.
(C_TYPE_QUALS): New macro.
(strip_array_types): New function.
(DECL_C_BIT_FIELD): New macro.
(SET_DECL_C_BIT_FIELD): Likewise.
(CLEAR_DECL_C_BIT_FIELD): Likewise.
(dump_info_p): New typedef.
(dump_tree_fn): Likewise.
(lang_dump_tree): New variable.
(dump_node_to_file): New function.
* c-common.c (flag_dump_translation_unit): Define it.
(strip_array_types): New function.
* c-decl.c (c_decode_option): Handle -fdump-translation-unit.
* c-lang.c (finish_file): Call dump_node_to_file if
flag_dump_translation_unit.
* c-semantics.c (mark_rtl_for_local_static): Fix typo in comment.
* c-tree.h (DECL_C_BIT_FIELD): Remove declaration.
* c-dump.c: New file.
2000-11-09 Christopher Faylor <[email protected]>
* config/i386/cygwin.h: Add mingw startfile prefix.
2000-11-09 Richard Henderson <[email protected]>
* flow.c (invalidate_mems_from_set): Split out from ...
(mark_set_1): ... here.
(try_pre_increment_1): Use it. Use propagate_block_delete_insn
instead of turning insn into a NOTE_INSN_DELETED.
2000-11-10 Joseph S. Myers <[email protected]>
* extend.texi, invoke.texi: Move documentation of builtin versions
of C library functions to one place and update.
2000-11-09 Richard Henderson <[email protected]>
* fold-const.c (fold): Compare TYPE_MAIN_VARIANT rather than
the types themselves to discover type equivalence.
2000-11-09 Mike Stump <[email protected]>
* Makefile.in (distclean): Remove a few extra leftovers.
2000-11-09 Richard Henderson <[email protected]>
* recog.c (validate_replace_rtx_1): Consider subregs when
replacing a register with a constant inside a sign/zero_extend.
* config/alpha/linux.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define.
2000-11-09 Geoffrey Keating <[email protected]>
* c-decl.c (finish_struct): When a structure is completed,
check all its variant types for completeness.
2000-11-09 Neil Booth <[email protected]>
* cpphash.c: Move cpp_defined here from cpplib.c.
* cpplib.c: Update comments, move cpp_defined to cpphash.c.
* cpplex.c (_cpp_lex_token): Don't leave the lexer at EOL.
* cppmacro.c (cpp_get_token): Update comments, no need now
to catch the CPP_EOF meaning EOL case.
2000-11-08 Geoffrey Keating <[email protected]>
* config/sparc/sparc.c (sparc_va_arg): When the required alignment
is more than that provided, copy to a temporary.
2000-11-09 Alexandre Oliva <[email protected]>
* mklibgcc.in (EXTRA_MULTILIB_PARTS): Prevent `make' from
interpreting $out as a macro assignment.
* Makefile.in (T_TARGET): New auxiliary macro and target.
(all): Add a target right in the beginning, so that we don't build
T_TARGET by default.
2000-11-09 Graham Stott <[email protected]>
* config/i386/i386.md (mmx_pinsrw): Output operands in correct
order for -mintel-syntax. Remove comment now that the operand
order has been checked.
(mmx_pextrw): Likewise.
(mmx_pshufw): Likewise.
2000-11-09 Jakub Jelinek <[email protected]>
* builtins.c (c_strlen): Use TREE_STRING_LENGTH - 1 for max.
(c_getstr): New function.
(expand_builtin_strstr): Do nothing if -fcheck-memory-usage.
If both arguments are constant string, optimize out.
(expand_builtin_strchr, expand_builtin_strrchr): New functions.
(expand_builtin_strpbrk): Use c_getstr, do nothing if
-fcheck-memory-usage.
(expand_builtin_fputs): Likewise.
(expand_builtin_strcmp): Add MODE argument.
Use even if !HAVE_cmpstrsi.
Optimize the case when both arguments are constant strings.
(expand_builtin): Adjust expand_builtin_strcmp caller.
Call expand_builtin_strchr and expand_builtin_strrchr.
* c-common.c (c_common_nodes_and_builtins): Add strchr and strrchr
builtins.
* builtins.def (BUILT_IN_STRRCHR): Add.
2000-11-08 Gerald Pfeifer <[email protected]>
* fixinc/gnu-regex.c: Rename EGCS LOCAL markers to GCC LOCAL.
2000-11-09 Joseph S. Myers <[email protected]>
* calls.c (expand_call, emit_library_call_value_1), collect2.c
(scan_prog_file), config/a29k/a29k.c (print_operand),
config/sparc/sparc.c (order_regs_for_local_alloc): Use memcpy ()
instead of bcopy ().
* real.h: Use memcmp () instead of bcmp ().
* config/m88k/m88k.c (m88k_layout_frame), config/sh/sh.c
(split_branches), config/sparc/sparc.c (ultra_flush_pipeline,
ultrasparc_sched_init, ultrasparc_sched_reorder),
config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Use memset ()
instead of bzero ().
* config/vax/xm-xms.h (FILE_NAME_NONDIRECTORY): Use strrchr ()
instead of rindex ().
* configure.in: Don't check for bzero, bcmp, index or rindex.
* configure, config.in: Regenerate.
* system.h: Don't include declarations for bzero, bcmp, index or
rindex.
* config/i386/xm-beos.h, config/rs6000/xm-beos.h: Don't define
bzero, bcmp, index or rindex.
Wed Nov 8 21:58:20 2000 Christopher Faylor <[email protected]>
* config/i386/cygwin.h: Add -no-win32 switch. Separate -mno-cygwin
include and library paths from -mcygwin case. Parameterize some
declarations to avoid warnings. Use standard locations for include and
lib dirs.
2000-11-08 Nick Clifton <[email protected]>
* config/arm/arm.md (mulsidi3adddi): Change output operand
constraint from "=&" to "+&".
(umulsidi3adddi): Change output operand constraint from "=&" to
"+&".
2000-11-08 Richard Henderson <[email protected]>
* flow.c (init_propagate_block_info): Protect the rtx stored in
mem_set_list from modification by find_auto_inc.
(mark_set_1): Likewise.
2000-11-08 Neil Booth <[email protected]>
Move directive handling into the lexer itself.
* cpplex.c (_cpp_lex_token): Handle directives directly.
In the case of a directive interrupting a function-like
macro invocation, use extra_char since read_ahead is
used to store the '#'. Return a CPP_EOF in this case.
* cppmacro.c (parse_arg): No need to handle CPP_DHASH any more.
(cpp_get_token): Don't handle directives here.
* cpplib.h: Remove CPP_DHASH token type.
Wed Nov 8 21:53:41 MET 2000 Jan Hubicka <[email protected]>
* regmove.c (combine_stack_adjustments_for_blocks): Recognize pushes
formed using PRE_MODIFY too.
2000-11-08 Mark Mitchell <[email protected]>
* c-tree.texi (VAR_DECL): Describe representation of GCC's
extension for placing variables in particular registers.
* c-tree.texi (FUNCTION_TYPE): Clarify TYPE_ARG_TYPES for
unprototyped C functions with no parameters.
2000-11-08 Jakub Jelinek <[email protected]>
* config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Cast DELTA to int
before passing to fprintf.
2000-11-08 Jakub Jelinek <[email protected]>
* function.c (expand_function_start): Cast GET_MODE_SIZE to
HOST_WIDE_INT before negating it.
2000-11-08 Jakub Jelinek <[email protected]>
* expr.c (expand_expr) [ADDR_EXPR]: Handle when op0 is RETURN_DECL
passed in multiple non-contiguous locations.
2000-11-08 Gerald Pfeifer <[email protected]>
* README.gnat: Remove file.
2000-11-08 Alexandre Oliva <[email protected]>
* mklibgcc.in (EXTRA_MULTILIB_PARTS): Generate multilib parts
in-place.
2000-11-07 Richard Henderson <[email protected]>
* dwarfout.c (INSN_LABEL_FMT): Remove.
(output_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
(dwarfout_label): Remove.
* dwarfout.h: Remove it's prototype.
* dwarf2out.c (INSN_LABEL_FMT): Remove.
(gen_label_die): Use ASM_GENERATE_INTERNAL_LABEL.
(dwarf2out_label): Remove.
* dwarf2out.h: Remove it's prototype.
* final.c (final_scan_insn): Don't call dwarf[2]out_label.
2000-11-07 Richard Henderson <[email protected]>
* config/ia64/fde-glibc.c (find_fde_for_dso): Do a binary
search on the unwind region section.
* config/ia64/ia64.md (movbi): Add r/r alternative.
(cmovdi_internal_astep): Describe all combinations of register
classes for sources & destinations; remove matching constraints.
(cmovdi_internal): Likewise.
* gcc.c (default_compilers) [@cpp-output]: Add -fpreprocessed.
2000-11-07 Richard Henderson <[email protected]>
* c-lang.c (start_cdtor, finish_cdtor): New functions.
(finish_file): Use them in building constructor/destructor functions.
* config/alpha/alpha.h (HAS_INIT_SECTION, LD_INIT_SWITCH,
LD_FINI_SWITCH): Move ...
* config/alpha/osf.h: ... here.
* config/alpha/alpha-interix.h: Don't undef them.
2000-11-07 Jeffrey Oldham <[email protected]>
* config/mips/t-iris6 (FPBIT): New. Added so that __unorddf2 is
included in libgcc.a.
(DPBIT): Likewise.
(dp-bit.c): Likewise.
(fp-bit.c): Likewise.
2000-11-07 Nick Clifton <[email protected]>
* config/m88k/m88k.h (GLOBAL_ASM_OP): Add missing tab.
(INTERNAL_ASM_OP): Add missing tab.
2000-11-07 Joseph S. Myers <[email protected]>
* alias.c (init_alias_analysis), calls.c (expand_call,
emit_library_call_value_1), combine.c (init_reg_last_arrays),
cse.c (new_basic_block), dbxout.c (dbxout_type), diagnostic.c
(init_output_buffer, set_diagnostic_context), dwarf2out.c
(equate_decl_number_to_die, build_abbrev_table), emit-rtl.c
(init_emit_once), fold-const.c (mul_double, div_and_round_double),
function.c (assign_parms), gcse.c (compute_can_copy,
alloc_gcse_mem, alloc_reg_set_mem, record_one_set,
compute_hash_table, compute_set_hash_table,
compute_expr_hash_table), genattrtab.c (optimize_attrs), global.c
(global_alloc, global_conflicts), haifa-sched.c (compute_trg_info,
clear_units, schedule_block), integrate.c (initialize_for_inline,
expand_inline_function), jump.c (thread_jumps), local-alloc.c
(local_alloc), loop.c (combine_movables, count_loop_regs_set,
load_mems_and_recount_loop_regs_set), print-tree.c (debug_tree),
regclass.c (init_reg_sets, init_reg_sets_1, regclass,
record_reg_classes, allocate_reg_info), reload.c
(get_secondary_mem, remove_address_replacements, find_reloads),
reload1.c (reload, set_initial_label_offsets, finish_spills,
reload_as_needed, choose_reload_regs_init,
reload_cse_simplify_operands), reorg.c (dbr_schedule), sbitmap.c
(sbitmap_zero), simplify-rtx.c (simplify_plus_minus), ssa.c
(rename_registers), stmt.c (expand_end_case), unroll.c
(unroll_loop), varray.c (varray_grow), objc/objc-act.c: Use memset
() instead of bzero ().
2000-11-07 Neil Booth <[email protected]>
* cp/lang-specs.h: Fix -save-temps specs under USE_CPPLIB.
2000-11-07 Kaveh R. Ghazi <[email protected]>
* c-common.c (combine_strings): Only warn about long strings for C.
Tue Nov 7 19:44:30 2000 J"orn Rennecke <[email protected]>
* combine.c (distribute_notes): Fix typo in last change.
2000-11-07 Geoff Keating <[email protected]>
* config/rs6000/rs6000.md (movdi_internal32+1): Use
operand_subreg_force rather than gen_rtx_SUBREG.
(movdi_internal32+2): Likewise.
2000-11-07 Philip Blundell <[email protected]>
* configure.in (arm*-*-linuxaout*): Obsolete, deleted.
* config/arm/linux-aout.h: Likewise.
* configure: Regenerate.
2000-11-07 Philipp Thomas <[email protected]>
* ABOUT-GCC-NLS: Remove the patch for gettext as it has been
accepted my the gettext maintainer.
2000-11-07 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_strpbrk): New function.
(expand_builtin): Handle BUILT_IN_STRPBRK.
* builtins.def (BUILT_IN_STRPBRK): New entry.
* c-common.c (c_common_nodes_and_builtins): Declare builtin
strpbrk.
2000-11-07 David O'Brien <[email protected]>
* config/alpha/freebsd.h: New file -- FreeBSD/alpha architecture file.
* POTFILES.in: Add config/alpha/freebsd.h
* configure.in: Add alpha*-freebsd support.
* configure: Regenerate.
2000-11-07 Joseph S. Myers <[email protected]>
* tree.c (build_common_tree_nodes_2): Make va_list_type_node be a
copy of ptr_type_node rather than ptr_type_node itself.
Tue Nov 7 06:29:24 2000 J"orn Rennecke <[email protected]>
* combine.c (recog_for_combine): Allocate uninitialized vector with
rtvec_alloc.
* recog.c (apply_change_group): Likewise.
Tue Nov 7 06:24:02 2000 J"orn Rennecke <[email protected]>
* flow.c (verify_local_live_at_start): Back out last change.
* combine.c (distribute_notes): When parts of a hard reg are
neither set nor referenced in PLACE, search backwards for a
place to put a REG_UNUSED note; if none found, ask for flow
info refresh.
Mon Nov 6 20:08:13 2000 J"orn Rennecke <[email protected]>
* reload1.c (eliminate_regs_in_insn): Allow a set to be a PARALLEL
with (clobber (match_scratch...)).
2000-11-06 Neil Booth <[email protected]>
* c-lex.c (init_c_lex): If cpp_start_read fails, exit with
error status.
2000-11-06 Neil Booth <[email protected]>
* tradcpp.c (special_symbol): Assign an null string rather
than writing to an unallocated buffer.
2000-11-06 Neil Booth <[email protected]>
* cpplex.c (_cpp_equiv_tokens): Check arg_no in the
CPP_MACRO_ARG case.
2000-11-06 Neil Booth <[email protected]>
* c-lex.c (c_lex): Replace tok.val.aux with tok.val.c or
tok.val.arg_no as appropriate.
* cppexp.c (lex): Similarly.
* cpplex.c (_cpp_lex_token, cpp_spell_token, cpp_output_token,
cpp_equiv_tokens, cpp_can_paste, cpp_avoid_paste): Similarly.
* cppmacro.c (stringify_arg, replace_args, lex_expansion_token,
cpp_macro_definition): Similarly.
* cpplib.h (struct cpp_token): Replace aux with c and arg_no.
2000-11-06 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md (adddi3): If operands[2] is 4096 and
operands[1] is constant, calculate the sum and generate movdi.
(addsi3): Similarly. Use SImode in call to arith_4096_operand.
(subsi3): Use SImode in call to arith_4096_operand.
2000-11-06 Jakub Jelinek <[email protected]>
* config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): On sparc64 we need to
adjust %o1, not %o0 if the return type is large structure.
2000-11-06 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md (smulsi3_highpart_v8plus, ashldi3_v8plus+1,
update_return, flush, flushdi, ffssi2, ffsdi2): Fix output formatting.
Sat Sep 23 19:10:20 2000 Denis Chertykov <[email protected]> & Marek Michalkiewicz <[email protected]>
* expmed.c (expand_divmod): For signed divide by 2, prefer
a branch and fewer shifts if branches are very cheap.
2000-11-05 Joseph S. Myers <[email protected]>
* Makefile.in: Remove all targets related to building
distributions and diffs, or INSTALL.
* INSTALL, install1.texi: Remove.
* configure.in: Remove mention of distdir.
* configure: Regenerate.
* objc/Make-lang.in: Remove mention of distdir.
2000-11-04 Neil Booth <[email protected]>
* cpp.texi: Update for _Pragma.
2000-11-04 Joseph S. Myers <[email protected]>
* gcc.texi (Contributing): Update URL for projects web page.
2000-11-04 Neil Booth <[email protected]>
* cpplex.c (parse_string): Don't allow multiline strings in
#include family directives.
2000-11-04 Neil Booth <[email protected]>
* cpplib.c (do_line): Only warn pedantically if not reading
preprocessed input.
2000-11-04 Alexandre Oliva <[email protected]>
* calls.c (emit_call_1) [sibcall_pop]: Use n_popped instead of
RETURN_POPS_ARGS().
2000-11-03 Zack Weinberg <[email protected]>
* builtins.c (expand_builtin_strlen): Remove unused mode
argument.
* gcc.c (process_command): Remove unused variable.
* fold-const.c: Include expr.h.
* recog.c: Include reload.h.
* Makefile.in (recog.o, fold-const.o): Update deps.
2000-11-02 Geoffrey Keating <[email protected]>
* fixinc/gnu-regex.c: Change 'CYGNUS LOCAL' to 'EGCS LOCAL'.
Fri Nov 3 13:41:04 2000 Mark P Mitchell <[email protected]>
* config/mips/iris6.h (SUBTARGET_CC1_SPEC): Remove -static
handling.
(STARTFILE_SPEC): Likewise.
(LINK_SPEC): Likewise.
2000-11-03 Kaveh R. Ghazi <[email protected]>
* Makefile.in (fold-const.o): Depend on $(GGC_H), not ggc.h.
(toplev.o): Likewise for $(LOOP_H)/loop.h and $(REGS_H)/regs.h.
(simplify-rtx.o): Likewise for $(GGC_H)/ggc.h.
2000-11-03 Joseph S. Myers <[email protected]>
* c-decl.c (duplicate_decls, copy_lang_decl), dwarfout.c
(dwarfout_line), gcc.c (main, save_string), tree.c (init_obstacks,
perm_calloc, get_identifier, maybe_get_identifier,
real_value_from_int_cst, simple_cst_equal), varasm.c
(assemble_name, assemble_real, immed_real_const_1,
compare_constant_1, decode_rtx_const, output_constant_pool): Use
strrchr () instead of rindex (). Use memcmp () instead of bcmp
(). Use memcpy () instead of bcopy (). Use memset () instead of
bzero ().
2000-11-03 Nathan Sidwell <[email protected]>
* cppfiles.c (open_file): If already read, then don't reopen.
Immediately close an empty file.
2000-11-01 Bernd Schmidt <[email protected]>
* expr.h (fold_builtin): Move declaration...
* tree.h (fold_builtin): ... here.
Fri Nov 3 05:41:07 2000 J"orn Rennecke <[email protected]>
* flow.c (verify_local_live_at_start): Allow hard regs to die.
2000-11-02 Neil Booth <[email protected]>
config:
* a29k/a29k.h, a29k/unix.h, a29k/vx29k.h,
alpha/alpha-interix.h, alpha/alpha.h, alpha/linux.h,
alpha/openbsd.h, alpha/osf.h, alpha/vms.h, alpha/vxworks.h,
alpha/win-nt.h, arc/arc.h, arm/arm.h, arm/conix-elf.h,
arm/linux-aout.h, arm/linux-elf.h, arm/netbsd.h, arm/riscix.h,
arm/riscix1-1.h, arm/semiaof.h, arm/unknown-elf-oabi.h, arm/vxarm.h,
c4x/rtems.h, clipper/clix.h, convex/convex.h, d30v/d30v.h,
elxsi/elxsi.h, fr30/fr30.h, h8300/h8300.h, i370/linux.h, i370/mvs.h,
i370/oe.h, i386/386bsd.h, i386/aix386ng.h, i386/beos-elf.h,
i386/bsd386.h, i386/crtdll.h, i386/cygwin.h, i386/dgux.h,
i386/djgpp-rtems.h, i386/djgpp.h, i386/freebsd-aout.h, i386/freebsd.h,
i386/gnu.h, i386/i386-interix.h, i386/i386.h, i386/linux-aout.h,
i386/linux-oldld.h, i386/linux.h, i386/lynx-ng.h, i386/lynx.h,
i386/mach.h, i386/mingw32.h, i386/moss.h, i386/netbsd.h,
i386/netware.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
i386/osfelf.h, i386/osfrose.h, i386/ptx4-i.h, i386/rtems.h,
i386/rtemself.h, i386/sco.h, i386/sco4.h, i386/sco4dbx.h, i386/sco5.h,
i386/scodbx.h, i386/sequent.h, i386/sol2.h, i386/sun.h, i386/sysv3.h,
i386/sysv4.h, i386/uwin.h, i386/vsta.h, i386/vxi386.h, i386/win-nt.h,
i386/win32.h, i860/fx2800.h, i860/i860.h, i860/mach.h, i860/sysv3.h,
i860/sysv4.h, i960/i960.h, i960/rtems.h, i960/vx960-coff.h,
ia64/ia64.h, ia64/linux.h, m32r/m32r.h, m68k/3b1.h, m68k/3b1g.h,
m68k/a-ux.h, m68k/altos3068.h, m68k/amix.h, m68k/apollo68.h,
m68k/crds.h, m68k/ctix.h, m68k/dpx2.h, m68k/hp2bsd.h, m68k/hp320.h,
m68k/hp3bsd.h, m68k/hp3bsd44.h, m68k/isi.h, m68k/linux-aout.h,
m68k/linux.h, m68k/lynx-ng.h, m68k/lynx.h, m68k/m68kemb.h,
m68k/m68kv4.h, m68k/mot3300.h, m68k/netbsd.h, m68k/news.h,
m68k/next.h, m68k/openbsd.h, m68k/pbb.h, m68k/plexus.h, m68k/rtems.h,
m68k/rtemself.h, m68k/sun2.h, m68k/sun3.h, m68k/sun3mach.h,
m68k/tower-as.h, m68k/tower.h, m68k/vxm68k.h, m88k/dgux.h,
m88k/dolph.h, m88k/luna.h, m88k/m88k-aout.h, m88k/m88k-coff.h,
m88k/openbsd.h, m88k/sysv3.h, m88k/sysv4.h, mips/bsd-4.h,
mips/bsd-5.h, mips/dec-bsd.h, mips/dec-osf1.h, mips/gnu.h,
mips/iris3.h, mips/iris5.h, mips/iris6.h, mips/linux.h, mips/mips.h,
mips/netbsd.h, mips/news4.h, mips/news5.h, mips/nws3250v4.h,
mips/openbsd.h, mips/osfrose.h, mips/rtems64.h, mips/sni-svr4.h,
mips/svr3-4.h, mips/svr3-5.h, mips/svr4-4.h, mips/svr4-5.h,
mips/ultrix.h, ns32k/encore.h, ns32k/merlin.h, ns32k/netbsd.h,
ns32k/ns32k.h, ns32k/pc532-mach.h, ns32k/pc532.h, ns32k/sequent.h,
ns32k/tek6000.h, ns32k/tek6100.h, ns32k/tek6200.h, pa/pa-hiux.h,
pa/pa-hpux.h, pa/pa-hpux7.h, pa/pa-linux.h, pa/pa-osf.h,
pa/pa-pro-end.h, pa/pa.h, pa/rtems.h, pj/linux.h, pj/pj.h,
romp/romp.h, rs6000/aix.h, rs6000/aix31.h, rs6000/aix41.h,
rs6000/aix43.h, rs6000/beos.h, rs6000/eabi.h, rs6000/eabisim.h,
rs6000/linux.h, rs6000/lynx.h, rs6000/mach.h, rs6000/rtems.h,
rs6000/sysv4.h, rs6000/vxppc.h, sh/elf.h, sh/linux.h, sh/rtems.h,
sh/rtemself.h, sh/sh.h, sparc/aout.h, sparc/elf.h, sparc/linux-aout.h,
sparc/linux.h, sparc/linux64.h, sparc/lite.h, sparc/litecoff.h,
sparc/liteelf.h, sparc/lynx-ng.h, sparc/lynx.h, sparc/netbsd.h,
sparc/openbsd.h, sparc/pbd.h, sparc/rtems.h, sparc/rtemself.h,
sparc/sol2-sld-64.h, sparc/sol2.h, sparc/sp64-aout.h,
sparc/sp64-elf.h, sparc/sp86x-aout.h, sparc/sp86x-elf.h,
sparc/sparc.h, sparc/sysv4.h, sparc/vxsim.h, sparc/vxsparc.h,
v850/rtems.h, vax/netbsd.h, vax/openbsd.h, vax/ultrix.h, vax/vax.h,
vax/vaxv.h, vax/vms.h, we32k/we32k.h
Replace -A() with -A=, the new assertion syntax.
Thu Nov 2 21:52:35 2000 J"orn Rennecke <[email protected]>
* combine.c (distribute_notes): Use rtx_equal_p to check elim_i2 /
elim_i1.
In REG_DEAD handling: When handling parts of multi-hard-reg hard
registers, increment the loop counter by the size of the parts;
use recursion to handle individual parts.
2000-11-02 Neil Booth <[email protected]>
* configure.in: Make integrated CPP the default.
* configure: Regenerate.
Thu Nov 2 19:20:12 2000 J"orn Rennecke <[email protected]>
* reload.c (find_equiv_reg): Test all hard registers for membership
in the requested class.
2000-11-02 Joseph S. Myers <[email protected]>
* collect2.c (main, write_c_file_stat), gcc.c (translate_options,
process_command, main), gcov.c (open_files, output_data), tlink.c
(frob_extension, scan_linker_output), toplev.c
(file_name_nondirectory): Use strchr () and strrchr () instead of
index () and rindex ().
2000-11-02 Joseph S. Myers <[email protected]>
* c-common.c (get_flag_spec, check_format_info_main,
check_format_types): Use strchr () instead of index (). Compare
against error_mark_node instead of comparing the TREE_CODE against
ERROR_MARK.
2000-11-02 Zack Weinberg <[email protected]>
Integrated CPP.
* c-lex.c (init_c_lex): Update cpp_start_read call.
(cb_ident): Update for new callback prototype.
(cb_def_pragma): Update for new cpp_get_token prototype.
(c_lex): Similarly. Use cpp_get_line.
* c-parse.in (finish_parse): Update for new cpp_finish
prototype.
* cp/lex.c (finish_parse): Similarly.
2000-11-01 Geoff Keating <[email protected]>
* machmode.def: Add V16QImode.
2000-11-01 Richard Henderson <[email protected]>
* dwarf2out.c (loc_descriptor_from_tree): Check for null result
from rtl_for_decl_location.
(add_location_or_const_value_attribute): Likewise.
2000-11-01 Neil Booth <[email protected]>
* cpplib.c (run_directive): Use correct line number for output
of _Pragma. Remember any in-progress directive.
* gcc.dg/cpp/vararg2.c, gcc.dg/cpp/_Pragm1.c: New tests.
2000-11-01 Richard Henderson <[email protected]>
* stmt.c (expand_start_null_loop): Set continue_label.
2000-11-01 Bernd Schmidt <[email protected]>
* builtins.c (fold_builtin_constant_p, fold_builtin): New functions.
(expand_builtin_constant_p): Move parts of the code into
fold_builtin_constant_p.
(expand_builtin_strlen): Move parts of the code into fold_builtin.
* expr.h (fold_builtin): Declare.
* fold-const.c (fold): Handle builtin calls.
* c-typeck.c (build_function_call): Call fold on the CALL_EXPR.
2000-11-01 Richard Henderson <[email protected]>
* stmt.c (expand_start_null_loop): New.
(expand_end_null_loop): New.
* c-semantics.c (genrtl_do_stmt): Use them.
* tree.h: Declare them.
2000-11-01 Richard Henderson <[email protected]>
* cppmain.c (scan_buffer): Don't avoid paste for assembly.
2000-11-01 Neil Booth <[email protected]>
* c-parse.in (_yylex): Remove CPP_BACKSLASH case.
* cp/spew.c: Similarly.
* cpplex.c (_cpp_lex_token): Backslashes are now CPP_OTHER.
* cppmacro.c (stringify_arg): Similarly.
* cpplib.h (CPP_BACKSLASH): Delete.
2000-10-31 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_strstr): New function.
(expand_builtin): Handle BUILT_IN_STRSTR and BUILT_IN_STRCHR.
* builtins.def (BUILT_IN_STRSTR, BUILT_IN_STRCHR): New entries.
* c-common.c (c_common_nodes_and_builtins): Declare builtin strstr
and builtin strchr.
2000-10-31 Richard Henderson <[email protected]>
* config/i386/i386.c (fcmov_comparison_operator): Check for
CCFPmode or CCFPUmode instead of CCmode.
(ix86_expand_fp_movcc): Call ix86_expand_setcc for most
unordered operations as well.
2000-10-31 Richard Henderson <[email protected]>
* c-semantics.c (genrtl_do_stmt): Use integer_zerop instead
of integer_zero_node.
2000-10-31 Richard Henderson <[email protected]>
* c-semantics.c (genrtl_do_stmt): Special case do/while(0).
2000-10-31 Nick Clifton <[email protected]>
* config/arm/unknown-elf.h (UNIQUE_SECTION_P): Do not allow
-fdata-sections to override the section attribute of a DECL.
2000-10-31 Chris Demetriou <[email protected]>
* libgcc2.c (__shtab): Remove __shtab variable.
* libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
* Makefile.in (LIB2FUNCS): Remove _shtab from list of library
members.
2000-10-31 Jim Wilson <[email protected]>
* defaults.h (ASM_OUTPUT_DEBUG_LABEL): New.
* tm.texi (ASM_OUTPUT_DEBUG_LABEL): Document.
* dwarf2out.c (dwarf2out_begin_block): Use ASM_OUTPUT_DEBUG_LABEL
instead of ASM_OUTPUT_INTERNAL_LABEL.
(dwarf2out_end_block, dwarf2out_label): Likewise.
* final.c (final_scan_insn, case NOTE_INSN_DELETED_LABEL): Likewise
* config/ia64/ia64.h (ASM_OUTPUT_DEBUG_LABEL): Define.
2000-10-31 Richard Henderson <[email protected]>
* dwarf2out.c (struct dw_loc_descr_struct): Add dw_loc_addr.
(size_of_locs): Set it.
(output_loc_operands): Use it to compute branch displacement.
(int_loc_descriptor): New.
(mem_loc_descriptor): Dereference memory in the proper size.
Use DW_OP_plus_uconst when possible. Use int_loc_descriptor.
(loc_descriptor_from_tree): New.
(rtl_for_decl_location): Break out from ...
(add_location_or_const_value_attribute): ... here.
(add_bound_info): Use loc_descriptor_from_tree.
2000-10-31 Neil Booth <[email protected]>
* cpp.texi: Update for new command line assertion syntax.
* cpplib.c (cpp_define): Simplify a bit.
(cpp_assert, cpp_unassert): Use handle_assertion.
(handle_assertion): New function; accept new command line
syntax with '='.
* testsuite/gcc.dg/cpp/assert3.c: New tests.
2000-10-31 Neil Booth <[email protected]>
* cppmacro.c (STDC_0_IN_SYSTEM_HEADERS): Define to 0 if
undefined. Remove #ifdef check.
* config/i386/sol2.h, config/rs6000/sol2.h, config/sparc/sol2.h:
Define STDC_0_IN_SYSTEM_HEADERS to 1.
2000-10-31 Jan Hubicka <[email protected]>
Jakub Jelinek <[email protected]>
* config/i386/i386.h: Clarify CCNOmode description in comment.
(EXTRA_CC_MODES): Remove CCRCmode.
* config/i386/i386.c (ix86_comparison_operator): Remove CCRCmode.
(put_condition_code, ix86_match_ccmode): Likewise.
(ix86_cc_mode): Likewise. Fix comment.
(ix86_expand_strlensi_unroll_1): *rc patterns are gone.
* config/i386/i386.md: Add unspec 12 description.
(adddi3 split): Use unspec 12 instead of CCRCmode.
(addsi3_carry_rc): Remove.
(addsi3_cc, addqi3_cc): New patterns.
(addsi_3): Swap operands, match CCZmode.
(addsi_4): Rewritten.
(addsi_5): Renamed from addsi_6.
(addsi_6): Removed.
(addhi_3): Swap operands, match CCZmode.
(addhi_4): Rewritten.
(addhi_5): Renamed from addhi_6.
(addhi_6): Removed.
(addqi_3): Swap operands, match CCZmode.
(addqi_4): Rewritten.
(addqi_5): Renamed from addqi_6. Use =q constraint for clobber.
(subsi3_carry_rc): Removed.
(iorqi_3): Use =q constraint for clobber.
(xorqi_cc_2): Likewise.
(negdi2_1 split): Don't use CCRCmode, use ltu instead of gtu.
(x86_movsicc_0_m1_rc): Removed.
(cmp?i peepholes): Remove neg. Use CCGCmode instead of CCRCmode.
2000-10-31 Joseph S. Myers <[email protected]>
* c-typeck.c (build_unary_op): If pedantic, pedwarn for increment
and decrement of complex types.
2000-10-31 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_fputs): When deleting NOP calls to
builtin fputs, ensure we still evaluate the stream in case it
has side-effects.
2000-10-31 Jakub Jelinek <[email protected]>
* expr.c (do_store_flag): Pass operand_mode instead of GET_MODE (op0)
to expand_shift.
Tue Oct 31 15:33:27 2000 J"orn Rennecke <[email protected]>
* sh-protos.h (reg_no_subreg_operand, emit_fpscr_use): Don't declare.
(fp_extended_operand, emit_fpscr_use): Likewise.
* sh.c (reg_no_subreg_operand, fp_extended_operand): Delete functions.
(fpul_operand): New function.
* sh.h (PREDICATE_CODES): Remove reg_no_subreg_operand and
fp_extended_operand. Add fpul_operand.
* sh.md (mulsf3, mulsf3_i4): Use fp_arith_reg_operand for "f" operands.
(mulsf3_ie, macsf3, cmpgtsf_t, cmpeqsf_t, ieee_ccmpeqsf_t): Likewise.
(cmpgtsf_t_i4, cmpeqsf_t_i4, ieee_ccmpeqsf_t_4, negsf2): Likewise.
(negsf2_i, sqrtsf2, sqrtsf2_i, abssf2, abssf2_i, adddf3): Likewise.
(adddf3_i, subdf3, subdf3_i, muldf3, muldf3_i, divdf3): Likewise.
(divdf3_i): Likewise.
(floatsisf2): Likewise. Use fpul_operand for 'y' operand.
(floatsisf2_i4, floatsisf2_ie, fix_truncsfsi2): Likewise.
(fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i): Likewise.
(fix_truncdfsi2, fix_truncdfsi2_i, extendsfdf2): Likewise.
(extendsfdf2_i4, truncdfsf2, truncdfsf2_i4): Likewise.
2000-10-31 Bernd Schmidt <[email protected]>
* config/i386/i386.c (ix86_init_builtins): Correct return type
building v4hi_ftype_v4hi_int_int tree node.
(ix86_expand_builtin): Use correct operand numbers 0 and 1.
Copy operand 0 into a Pmode register, don't generate a MEM rtx.
* config/i386/i386.md (sse_movntdi): Use mmx register constraint
for operand 1.
(mmx__uavgv8qi3): Correct insn mnemonic.
(mmx_psadbw): Correct insn mnemonic. Use V8QI mode for operands 1 and 2.
(mmx_punpckhwd): Correct insn mnemonic.
(mmx_punpckhdq): Likewise.
(mmx_punpcklwd): Likewise.
(mmx_punpckldq): Likewise.
(prefetch): Use immediare_operand and 'n' constraint for operand 1.
Renumber case labels to match the _mm_prefetch constants defined in
xmmintrin.h.
* recog.c (split_all_insns): Don't try to call cleanup_subreg_operands
if the splitter didn't emit new insns.
Make sure we call cleanup_subreg_operands even when splitting the last
insn in a basic block.
* invoke.texi (Debugging Options): Describe -do.
* toplev.c (enum_dump_file_index): New entry DFI_postreload.
(dump_file): Likewise.
(rest_of_compilation): Split .greg dump into .greg and .postreload.
2000-10-30 Neil Booth <[email protected]>
* cppfiles.c (stack_include_file): Check for stacked contexts
here.
* cpphash.h (_cpp_do__Pragma): New prototype.
* cppinit.c (cpp_reader_init): Add _Pragma keyword to hash table.
* cpplex.c (skip_escaped_newlines): Only process trigraphs and
escaped newlines if !(buffer->from_stage3).
(_cpp_lex_token): Warn about missing newlines iff
!buffer->from_stage3.
* cpplib.c (get__Pragma_string, destringize,
_cpp_do__Pragma): New functions.
(run_directive): Set output_line for _Pragma to avoid line
markers in output. Set from_stage3 and prevent macro expansion
for _Pragma and command-line options. Check buffer exhaustion.
(cpp_push_buffer): Don't check for stacked macro contexts, as
this is perfectly legitimate for _Pragma. Move the check to
stack_include_file instead. Set from_stage3 iff buffer is
preprocessed input.
* cpplib.h (struct cpp_buffer): Make warned_cplusplus_comments
unsigned. New boolean from_stage3.
(struct spec_nodes): Add n__Pragma.
* cppmacro.c (enter_macro_context): Flip sense of return value.
(_cpp_get_token): Handle _Pragma operator.
2000-10-30 Phil Edwards <[email protected]>
* gcc.texi: The C++ standard isn't "draft" anymore.
2000-10-30 Mark Mitchell <[email protected]>
* cppmacro.c (builtin_macro): Use NT_VOID, not T_VOID.
2000-10-29 Neil Booth <[email protected]>
* cpplib.c (skip_rest_of_line): Use _cpp_get_token.
2000-10-29 Joseph S. Myers <[email protected]>
* toplev.c, flags.h, fold-const.c, real.c, rtl.c,
fixinc/inclhack.def: Change comments mentioning C9X to refer to
C99 instead.
* invoke.texi: Document that -V will only work for very similar
versions of driver and compiler.
2000-10-29 Neil Booth <[email protected]>
* cppmacro.c (_cpp_create_definition): Optimize the case of
a macro defined to itself.
2000-10-29 Neil Booth <[email protected]>
* cpplex.c (save_comment): Don't store new lines in C++ comments.
2000-10-29 Michael Hayes <[email protected]>
* integrate.c (copy_insn_list): Copy the unchanging flag for calls.
2000-10-28 Geoffrey Keating <[email protected]>
* cpphash.c (cpp_forall_identifiers): Add context variable
for callback routine.
* cppmain.c (dump_macro): Update to match cpp_forall_identifiers
change.
(main): Call cpp_forall_identifiers with null context.
* cpplib.h (cpp_forall_identifiers): Update prototype.
* cppmain.c: Make `parse_in' and `print' static.
2000-10-28 Alan Modra <[email protected]>
* c-decl.c (finish_function): Clear c_function_name_declared_p.
2000-10-28 Richard Henderson <[email protected]>
* regrename.c (scan_rtx_address): Frob action, not class,
when trying to disable optimization.
2000-10-28 Mark Mitchell <[email protected]>
* c-semantics.c (make_rtl_for_local_static): Don't clobber
DECL_ASSEMBLER_NAME.
2000-10-28 Joseph S. Myers <[email protected]>
* configure.in: Determine and substitute gcc_version_full.
* configure: Regenerate.
* gccbug.in: Use it to give full version. Don't allow
confidential PRs.
2000-10-28 Richard Henderson <[email protected]>
* recog.c (split_all_insns): Run cleanup_subreg_operands
after reload.
* regrename.c (regrename_optimize): Verify that all registers of
a multiple register mode are available.
(scan_rtx_address): Accept the mode of the address; all callers
changed.
* cpplib.c (run_directive): Fix prototype.
2000-10-28 Bernd Schmidt <[email protected]>
* reload.c (find_reloads): Distinguish "wins" so that we know whether
a given operand won because of a matching constraint or not; then use
that information to compute goal_alternative_matched properly.
* reload1.c (choose_reload_regs): Never set reload_override_in for an
optional reload.
* config/ia64/ia64.h (RTX_COSTS): A few more entries, and a more
accurate value for MULT.
* config/ia64/ia64.c (ia64_print_operand): Require probability to be
2% or > 98% before using static branch prediction bits.
2000-10-28 Neil Booth <[email protected]>
New macro expander.
* cpplib.c (struct answer): New.
(struct if_stack): Use cpp_lexer_pos rather than line and col.
Rename cmacro mi_cmacro.
(struct directive, KANDR, STDC89, EXTENSION, COND, IF_COND, INCL,
IN_I): New directive and flags.
(skip_rest_of_line, check_eol, run_directive, glue_header_name,
parse_answer, parse_assertion, find_answer): New functions.
(parse_ifdef, detect_if_not_defined, validate_else): Remove.
(lex_macro_node): New function to replace parse_ifdef and
get_define_node.
(_cpp_handle_directive): New function, combines _cpp_check_directive
and _cpp_check_linemarker.
(do_define, do_undef, parse_include, do_include, do_import,
do_include_next, read_line_number, do_line, do_ident, do_pragma,
do_pragma_once, do_pragma_poison, do_pragma_dependency):
Update for new token getting interface.
(do_ifdef, do_ifndef, do_if, do_else, do_endif, push_conditional)
: Update for new multiple-include optimisation technique.
(do_elif): Don't forget to invalidate controlling macros.
(unwind_if_stack, cpp_defined, cpp_push_buffer, cpp_pop_buffer): Update.
(parse_assertion, parse_answer, find_answer, _cpp_test_assertion):
Functions to handle assertions with the new token interface.
(do_assert, do_unassert): Use them.
(cpp_define, _cpp_define_builtin, cpp_undef, cpp_assert, cpp_unassert):
Use run_directive.
(_cpp_init_stacks): Register directive names. Don't register special
nodes.
* cpperror.c (print_containing_files, _cpp_begin_message): Update to
new position recording regime.
(cpp_ice, cpp_fatal, cpp_error, cpp_error_with_line, cpp_warning,
cpp_warning_with_line, cpp_pedwarn, cpp_pedwarn_with_line,
cpp_pedwarn_with_file_and_line): Update for _cpp_begin_message changes.
(cpp_type2name): Move to cpplex.c.
* cppexp.c (parse_charconst): spec_nodes is no longer a pointer.
(parse_defined): Update to handle new multiple include optimisation
method. Remove poisoned identifier warning.
(parse_assertion, TYPE_NAME): Delete.
(lex): Update for multiple include optimisation, removal of
CPP_DEFINED, to use _cpp_test_assertion for assertions and
cpp_token_as_text.
(_cpp_parse_expr): Update for MI optimisation, and to use op_as_text.
(op_as_text): New function, to wrap cpp_token_as_text.
* cppfiles.c (stack_include_file, _cpp_pop_file_buffer):
Update for MI optimisation.
(_cpp_execute_include): Take a token rather than 3 arguments. Fix
segfault on diagnostic.
(_cpp_compare_file_date): Take a token rather than 3 args.
(cpp_read_file): Work correctly for zero-length files.
* cpphash.c (_cpp_init_macros, _cpp_cleanup_macros): Rename
_cpp_init_hashtable and _cpp_cleanup_hashtable.
(cpp_lookup): Place identifiers at front of identifier pool
for _cpp_lookup_with_hash.
(_cpp_lookup_with_hash): Require identifiers to be at the front of
the identifier pool. Commit the memory if not already in the
hash table.
* cppinit.c (cpp_reader_init): Move cpp_init_completed test to top.
Initialize various members of cpp_reader, memory pools, and the
special nodes.
(cpp_printer_init): Delete.
(cpp_cleanup): Update.
(struct builtin, builtin_array, initialize_builtins): Update for new
hashnode definition and builtin handling.
(cpp_start_read, cpp_finish): Don't take or initialize a
printer. Update.
* cpplib.h (cpp_printer, cpp_toklist, CPP_DEFINED, BOL,
PASTED, VAR_ARGS, BEG_OF_FILE, IN_DIRECTIVE, KNOWN_DIRECTIVE,
T_VOID, T_SPECLINE, T_DATE, T_FILE, T_BASE_FILE, T_INCLUDE_LEVEL,
T_TIME, T_STDC, T_OPERATOR, T_POISON, T_MACRO, T_ASSERTION): Delete.
(struct cpp_pool, struct cpp_macro, struct cpp_lexer_pos,
struct cpp_lookahead, CPP_DHASH, enum mi_state, enum mi_ind,
NO_EXPAND, VARARGS_FIRST, struct cpp_token_with_pos,
struct toklist, struct cpp_context, struct specnodes,
TOKEN_LOOKAHEAD, TOKEN_BUFFSIZE, NODE_OPERATOR, NODE_POISONED,
NODE_BUILTIN, NODE_DIAGNOSTIC, NT_VOID, NT_MACRO, NT_ASSERTION,
enum builtin_type, cpp_can_paste): New.
(struct cpp_token): Delete line and col members.
(struct cpp_buffer): New member output_lineno.
(struct lexer_state): Delete indented, in_lex_line, seen_dot.
Add va_args_ok, poisoned_ok, prevent_expansion, parsing_args.
(struct cpp_reader): New members lexer_pos, macro_pos, directive_pos,
ident_pool, temp_string_pool, macro_pool, argument_pool, string_pool,
base_context, context, directive, mi_state, mi_if_not_defined,
mi_lexed, mi_cmacro, mi_ind_cmacro, la_read, la_write, la_unused,
mlstring_pos, macro_buffer, macro_buffer_len.
Delete members mls_line, mls_column, token_list, potential_control_macro,
temp_tokens, temp_cap, temp_alloced, temp_used, first_directive_token,
context_cap, cur_context, no_expand_level, paste_level, contexts, args,
save_parameter_spellings, need_newline, .
Change type of date, time and spec_nodes members.
Change prototypes for include and ident callbacks.
(struct cpp_hashnode): Change type of name. Remove union members
expansion and code. Add members macro, operator and builtin.
(cpp_token_len, cpp_token_as_text, cpp_spell_token, cpp_start_read,
cpp_finish, cpp_avoid_paste, cpp_get_token, cpp_get_line,
cpp_get_output_line, cpp_macro_definition, cpp_start_lookahead,
cpp_stop_lookahead): New prototypes.
(cpp_printer_init, cpp_dump_definition): Delete prototypes.
(U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr, ufputs):
Move from cpphash.h.
* cpphash.h (U_CHAR, U, ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr,
ufputs): Move to cpplib.h.
(enum spell_type, struct token_spelling, _cpp_token_spellings, TOKEN_SPELL,
TOKEN_NAME, struct answer, FREE_ANSWER, KANDR, STDC89, EXTENSION,
COND, EXPAND, INCL, COMMENTS, IN_I, struct directive, directive_handler,
struct spec_nodes, _cpp_digraph_spellings, _cpp_free_temp_tokens,
_cpp_init_input_buffer, _cpp_grow_token_buffer, _cpp_init_toklist,
_cpp_clear_toklist, _cpp_expand_token_space, _cpp_expand_name_space,
_cpp_equiv_tokens, _cpp_equiv_toklists, _cpp_process_directive,
_cpp_run_directive, _cpp_get_line, _cpp_get_raw_token, _cpp_glue_header_name,
_cpp_can_paste, _cpp_check_directive, _cpp_check_linemarker,
_cpp_parse_assertion, _cpp_find_answer): Delete.
(VALID_SIGN, ALIGN, POOL_FRONT, POOL_LIMIT, POOL_BASE, POOL_SIZE,
POOL_USED, POOL_COMMIT, struct cpp_chunk, _cpp_lex_token, _cpp_init_pool,
_cpp_free_pool, _cpp_pool_reserve, _cpp_pool_alloc, _cpp_next_chunk,
_cpp_lock_pool, _cpp_unlock_pool, _cpp_test_assertion,
_cpp_handle_directive, DSC): New.
(struct include_file): New member defined.
(DO_NOT_REREAD, _cpp_begin_message, _cpp_execute_include,
_cpp_compare_file_date): Update.
(_cpp_pop_context, _cpp_get_token, _cpp_free_lookaheads, _cpp_push_token): New.
(_cpp_init_macros, _cpp_cleanup_macros): Rename to _cpp_init_hashtable,
_cpp_cleanup_hashtable.
* Makefile.in: Remove cppoutput.c.
* cppoutput.c: Delete
* fixheader.c (read_scan_file): Update for new cpp_get_token
prototype.
(recognized_function): New argument LINE.
* scan-decls.c (skip_to_closing_brace, scan_decls): Update for
new cpp_get_token prototype.
* scan.h (recognized_function): Update prototype.
* po/POTFILES.in: Remove cppoutput.c.
2000-10-27 Mark Mitchell <[email protected]>
* c-typeck.c (check_init_type_bitfields): Remove.
(constructor_incremental): Likewise.
(struct constructor_stack): Remove incremental bit.
(struct initializer_stack): Likewise.
(start_init): Don't play with constructor_incremental.
(finish_init): Likewise.
(really_start_incremental_init): Likewise.
(push_init_level): Likewise.
(pop_init_level): Likewise.
(output_init_level): Likewise.
(output_pending_init_elements): Likewise.
2000-10-21 Mike Coleman <[email protected]>
* c-pragma.c (handle_pragma_pack): Initialize align to -1.
Improve error messages. Correct parsing of
#pragma pack(pop [,id]). Do not check the user-supplied
alignment if we're popping.
* gcc.dg/pack-test-1.c: New test case.
* gcc.dg/pack-test-2.c: New test case.
* gcc.dg/pack-test-1.h: New file.
2000-10-27 Neil Booth <[email protected]>
* cpp.texi: Update.
2000-10-27 Kelley Cook <[email protected]>
* invoke.texi: Document -mintel-syntax
2000-10-27 Richard Henderson <[email protected]>
* invoke.texi: Document -frename-registers. Add it to -O3.
* toplev.c (rest_of_compilation): Run regrename before ifcvt2.
(enum dump_file_index, dump_file): Update order.
(main): Set flag_rename_registers at -O3.
2000-10-27 Richard Henderson <[email protected]>
* config/alpha/alpha.h (enum reg_class): Add PV_REG.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS): Update.
(REG_CLASS_FROM_LETTER): Assign it to 'c'.
* config/alpha/alpha.md (call_osf_1): Use it.
(call_value_osf_1): Likewise.
* config/ia64/ia64.c: Revert 10-23 patch.
(ia64_hard_regno_rename_ok): New.
* config/ia64/ia64-protos.h: Declare it.
* config/ia64/ia64.h (HARD_REGNO_RENAME_OK): Use it.
2000-10-27 Bernd Schmidt <[email protected]>
Richard Henderson <[email protected]>
* regrename.c: Rewrite to handle multi-register modes and
cond_exec instructions.
* Makefile.in (regrename.o): Update dependencies.
* recog.h (struct operand_alternative): Add is_address.
* recog.c (preprocess_constraints) [case 'p']: Set it.
2000-10-27 Zack Weinberg <[email protected]>
* configure.in: If not NO_MINUS_C_MINUS_O, substitute
OUTPUT_OPTION with '-o $@'. Make zlibdir, zlibinc relative to
top level. Kill oldstyle_subdirs. Do not include
$srcdir/$s/Makefile.in in all_lang_makefiles, but do include
$outputs. Do not run configure.lang from config.status.
Rearrange warning-flag logic to correspond to what the
makefile wants. Put special vax stage1 options in
@stage1_flags@ not @stage1_warn_cflags@. Don't do anything
with extra_c_objs, extra_cxx_objs, or extra_cpp_objs.
(--enable-c-cpplib): AC_SUBST(maybe_cpplib) with "libcpp.a" if
switch is given, nothing otherwise.
* configure.lang: Delete.
* Makefile.in: Expunge all traces of extra_c_objs,
extra_cxx_objs, and extra_cpp_objs. Set MAYBE_CPPLIB from
@maybe_cpplib@. Add $(MAYBE_CPPLIB) to C_AND_OBJC_OBJS. Set
warning options via a three level scheme so that -pedantic and
-Wtraditional are not used for non-C front ends: LOOSE_WARN,
STRICT1_WARN, STRICT2_WARN -> $(@D)-warn, GCC_WARN_CFLAGS ->
WARN_CFLAGS. Distinguish STAGE1_CFLAGS from BOOT_CFLAGS.
Add -I$(@D) and -I$(srcdir)/$(@D) to INCLUDES.
Set OUTPUT_OPTION, ZLIB, ZLIBINC. Do not set P,
LANG_FLAGS_TO_PASS. Add OUTPUT_OPTION to all object-file
generation rules. Wrap all rules that change the current
directory in parentheses; pmake doesn't spawn a new shell for
each command. Expunge all references to $(P). When one
command depends on another and they're run all at once, use &&
to separate them, not ;. Add libgcc_s$(SHLIB_EXT) to files
deleted on make clean. Force OUTPUT_OPTION='-o $@' in stage2
and beyond.
* objc/Make-lang.in: Wrap all rules that change the current
directory in parentheses. Expunge all references to $(P).
When one command depends on another and they're run all at
once, use && to separate them, not ;. Add OUTPUT_OPTION to
all object-file generation rules. Delete obsolete variables.
* objc/Makefile.in: Delete.
2000-10-27 Jakub Jelinek <[email protected]>
* calls.c (expand_call): If sibcall_failure is set during pass 1,
clear tail_call_insns as well.
2000-10-27 Nick Clifton <[email protected]>
* config/arm/arm-protos.h (arm_function_ok_for_sibcall): Add
prototype.
2000-10-26 Richard Henderson <[email protected]>
* calls.c (expand_call): Supress sibcall if we have a
BLKmode return in registers.
2000-10-26 Bernd Schmidt <[email protected]>
* ia64.h (PREFERRED_RELOAD_CLASS): Force floating point constants
into memory.
2000-10-26 Nathan Sidwell <[email protected]>
* tree.c (make_node, case 't'): Set alignment to that of
char_type_node.
* expr.c (move_by_pieces_ninsns): Abort if some length remains.
2000-10-25 Mark Mitchell <[email protected]>
* Makefile.in (site.exp): Define HAVE_LIBSTDCXX_V3.
* configure.in (enable-libstdcxx-v3): Arrange to have
HAVE_LIBSTDCXX_V3 substituted into the output files.
2000-10-25 Richard Henderson <[email protected]>
* recog.c (constrain_operands): Initialize which_alternative
before no alternatives early exit.
* cse.c (find_comparison_args): Check that we can reverse a
comparison if needed before accepting the substitution.
* reload.c (find_reloads_address_part): Kill rtx obstack hackery.
* simplify-rtx.c (simplify_relational_operation): Sign extend
low words before sign extending to high words.
2000-10-25 Nick Clifton <[email protected]>
* config/mcore/mcore.c: Include config.h before system.h.
2000-10-25 Ray Essick <[email protected]>
* config/mcore/mcore.md (return): Force function epilogue to
always be generated to work around epilogue suppression bug in
M*Core backend.
2000-10-25 Joseph S. Myers <[email protected]>
* c-decl.c (grokdeclarator): Move warning for qualified void
return types with -pedantic to when the function type is
constructed. At -W, warn in general for qualified function return
types, except for volatile void.
* invoke.texi: Document this new warning at -W.
2000-10-25 Neil Booth <[email protected]>
* cpp.texi: Update with implementation-defined behavior and
internal limits.
2000-10-25 Jakub Jelinek <[email protected]>
* stor-layout.c (layout_type): If TYPE_ALIAS_SET was already set on the
incomplete type force it into alias set 0.
Wed Oct 25 01:02:44 EDT 2000 John Wehle ([email protected])
* alias.c: Include basic-block.h.
(loop_p): New function.
(mark_constant_function): Use it.
* Makefile.in (alias.o): Update dependencies.
2000-10-24 Aldy Hernandez <[email protected]>
* config/mn10300/mn10300.c (secondary_reload_class): Treat pseudos
like memory.
2000-10-24 Jim Wilson <[email protected]>
* expmed.c (store_bit_field): Move integer pun code down after
code that calls emit_move_insn for entire register move.
* stor-layout.c (compute_record_mode): Revert Mar 25, Aug 18, and
Oct 20 changes. Only store mode in TYPE_MODE if RECORD_TYPE.
2000-10-24 Richard Henderson <[email protected]>
* rtlanal.c (rtx_unstable_p, rtx_varies_p): Don't consider pic
register stable if PIC_OFFSET_TABLE_REG_CALL_CLOBBERED.
2000-10-24 Aldy Hernandez <[email protected]>
* gcse.c (cprop_insn): do not propagate constants into jump_insn
for machines with CC0 more than once.
2000-10-24 Richard Henderson <[email protected]>, Aldy <[email protected]>
* config/mn10300/mn10300.h (PREFERRED_RELOAD_CLASS): Treat
pseudos just like memory.
2000-10-24 Alexandre Oliva <[email protected]>
* combine.c (distribute_notes): Discard REG_LIBCALL and REG_RETVAL
when deleting libcall sequence collapsed to a single instruction.
2000-10-24 Andrew Haley <[email protected]>
* expr.c (do_store_flag): Don't crash if either side of a
comparison is error_mark_node.
2000-10-24 Jakub Jelinek <[email protected]>
* sibcall.c (purge_mem_unchanging_flag): New function.
(optimize_sibling_and_tail_recursive_calls): Call it.
2000-10-24 Philipp Thomas <[email protected]>
* Makefile.in (check-po): New target for doing checks in the po
subdir if all languages configured.
(CHECK_TARGETS): Add @CHECK_PO@, replaced with check-po via
configure if NLS is enabled.
* configure.in: If NLS is enabled, substitute CHECK_PO by check-po,
otherwise leave empty.
* configure: Regenerate.
2000-10-23 Diego Novillo <[email protected]>
* i386.c (print_operand): Handle new 'A' formatting code.
387 opcodes need suffixes even with -mintel-syntax.
Check for explicit size override (codes 'b', 'w' and 'k').
(print_operand_address): Check if register prefix is needed when
emitting `ds' segment override.
* i386.h: Add comment about new 'A' formatting code.
* i386.md (jump and call patterns): Emit absolute references using %A.
2000-10-23 Richard Henderson <[email protected]>
* config/ia64/ia64.c (ia64_expand_prologue): Mark extra
output registers as fixed.
(ia64_function_epilogue): Undo output fixation.
2000-10-23 Richard Henderson <[email protected]>
* config/alpha/alpha.md: Add names for all unnamed insns; use
define_insn_and_split in some obvious places.
(lda): Remove.
(zero_extendqihi2): Use an expander w/ nonimmediate_operand for BWX.
(zero_extendqisi2, zero_extendqidi2): Likewise.
(zero_extendhisi2, zero_extendhidi2): Likewise.
(abs splitters): Fix match_scratch operand number.
(bcc_reverse): Swap pc & label instead of non-canonical compare.
2000-10-23 Jim Wilson <[email protected]>
* ia64.c (ia64_print_operand, case 'r'): Correct comment. Handle
CONST_INT.
* ia64.md (cmpsi_adjusted): Use %r3.
(cmpdi_adjusted): Likewise.
2000-10-23 Diego Novillo <[email protected]>
* config/i386/att.h (ASM_FILE_START): Define.
2000-10-23 Diego Novillo <[email protected]>
* config/i386/linux.h (ASM_FILE_START): Define.
Wed Oct 18 11:16:40 2000 Donald Lindsay <[email protected]>
* gcc/configure.in: m68k-coff tm_file should not have libgloss.h,
since this (only) drags in a crt0.o reference that the .ld files
also introduce.
2000-10-23 Geoff Keating <[email protected]>
* reload1.c (reload_reg_reaches_end_p): A RELOAD_OTHER can
overwrite the value in a RELOAD_FOR_INPUT and other kinds of
reloads just like an RELOAD_FOR_OUTPUT would.
* local-alloc.c (update_equiv_regs): Add an abort(). When
deleting or moving insns, update reg_equiv[regno].init_insns.
2000-10-23 Mark Mitchell <[email protected]>
* c-tree.texi: Improve documentation for IF_STMTs and related
conditional statements.
2000-10-22 Mark Mitchell <[email protected]>
* expr.c (do_preexpand_calls): Remove.
(same_from_p): Don't use CALL_EXPR_RTL.
(expand_expr): Don't call preexpand_calls, or use CALL_EXPR_RTL.
(preexpand_calls): Remove.
* tree.c (first_rtl_op): Remove CALL_EXPR case.
(unsave_expr_1): Likewise.
* tree.def (CALL_EXPR): Give it only two slots.
* tree.h (CALL_EXPR_RTL): Remove.
2000-10-21 Chandrakala Chavva <[email protected]>
* libgcc-std.ver (__addvsi3, __addvdi3, __subvsi3, __subvdi3,
__mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
New functions.
2000-10-22 Alexandre Oliva <[email protected]>
* calls.c (combine_pending_stack_adjustment_and_call): Don't
adjust stack when unadjusted_alignment ends up as zero.
2000-10-22 Joseph S. Myers <[email protected]>
* fixinc/genfixes: Remove EGCS reference.
* install.texi: Remove EGCS reference.
* INSTALL: Regenerate.
2000-10-22 Mark Mitchell <[email protected]>
* tree.h (TYPE_IS_SIZETYPE): Add more documentation.
2000-10-21 Joseph S. Myers <[email protected]>
* diagnostic.c: Remove EGCS reference in comment.
Sat Oct 21 08:24:25 2000 Richard Kenner <[email protected]>
* loop.c (strength_reduce): Fix error in last change.
2000-10-20 David Edelsohn <[email protected]>
* Makefile.in (SHLIB_NM_FLAGS): New.
(libgcc.mk): Pass it.
* mklibgcc.in (libgcc.map): Use it.
* rs6000/t-aix43 (SHLIB_EXT, SHLIB_LINK, SHLIB_LIBS,
SHLIB_MKMAP, SHLIB_MAPFILES, SHLIB_NM_FLAGS): New.
2000-10-20 Kaveh R. Ghazi <[email protected]>
* mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
* sparc.c (load_pic_register): Delete unused varaible.
* libgcc2.c (__addvsi3): Delete unused variable.
* libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
__subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
__negvdi2): Prototype.
* ssa.c (apply_delayed_renames): Avoid undefined operation.
* toplev.c (display_target_options): Make static to match
prototype. Delete empty declaration.
2000-10-20 Tom Tromey <[email protected]>
* cppspec.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
* gcc.c (DEFAULT_WORD_SWITCH_TAKES_ARG): Added -MF and -MT.
Fri Oct 20 17:05:49 2000 Richard Kenner <[email protected]>
* expr.c (expand_expr, case SAVE_EXPR): Set RTX_UNCHANGING_P on
returned MEM.
(expand_expr_unaligned, case ARRAY_REF): Check that index is
a constant before comparing it; use tree_low_cst.
* tree.c (save_expr): Set TREE_READONLY.
(substitute_expr): Return inside of NON_LVALUE_EXPR.
(build, build1): Set TREE_READONLY if all operands are.
(build_index_type): If upper bound is a negative number, lower
bound is zero and sizetype is unsigned, use upper bound of one and
lower of zero.
2000-10-20 David Edelsohn <[email protected]>
* gcc.c (process_command, main): Use "because" instead of
"since" in error messages.
Fri Oct 20 13:33:16 2000 Richard Kenner <[email protected]>
* stor-layout.c (compute_record_mode): Use tree_low_cst.
Don't use mode of field for record unless sizes are the same.
(layout_type, case ARRAY_TYPE): Remove special bounds handling
previously added for Ada; also change to using host_integerp
and tree_low_cst.
* loop.c (strength_reduce): Show when new register made for
giv is known to be a pointer and its aligment if so and known.
(loop_dump_aux): Show VERBOSE parameter unused.
* gcse.c (set_hash_table_size): Now unsigned.
* sdbout.c (template_name_p): Add "const" to avoid warnings.
(sdbout_record_type_name, plain_type_1, sdbout_symbol): Likewise.
(sdbout_one_type, sdbout_parms, sdbout_reg_parms): Likewise.
(sdbout_end_epilogue): Remove variable NAME.
* system.h (getopt): Add default definition.
* config/alpha/alpha.c (print_operand): Don't continue processing
after issuing error.
(summarize_insn): Avoid use of UL in constant.
* function.c (locate_and_pad_parm): Use host_integerp and tree_low_cst.
* fold-const.c (force_fit_type): Unsigned values can overflow
if they are sizetype.
(int_const_binop): Don't use cache if overflows.
2000-10-20 Richard Henderson <[email protected]>
* function.c (locate_and_pad_parm): Zero alignment_pad.
* regrename.c (rr_replace_reg): Rewrite to use recog_data to
perform substitutions, and apply_change_group to see if it worked.
Fri Oct 20 13:33:16 2000 Richard Kenner <[email protected]>
* dwarf2out.c (add_bound_info): Also ignore COND_EXPR.
* combine.c (struct undo): Change int to unsigned int.
(do_SUBST_INT): Args are unsigned int.
(make_extraction, force_to_mode): Use proper type when forming mask.
(make_field_assignment): Likewise.
2000-10-20 Joseph S. Myers <[email protected]>
* c-common.c (check_format_info_recurse): Extract string constant
initializers from non-volatile constant arrays and check them as
formats.
* c-typeck.c (decl_constant_value): Don't check pedantic or check
for DECL_MODE (decl) != BLKmode.
(decl_constant_value_for_broken_optimization): New function which
includes these checks.
(default_conversion, convert_for_assignment, digest_init): Use
decl_constant_value_for_broken_optimization instead of
decl_constant_value.
2000-10-20 Mark Mitchell <[email protected]>
* tree.h (DECL_ALIGN_UNIT): New macro.
2000-10-14 Marek Michalkiewicz <[email protected]>
* config/avr/avr-protos.h (avr_output_bld): New.
(out_shift_with_cnt): Add t_len argument.
* config/avr/avr.c (avr_num_arg_regs): Remove -mpack-args.
(output_movqi, output_movhi, output_movsisf): Optimize loading
any constant with exactly one bit set to NO_LD_REGS.
(out_shift_with_cnt): Optimize output code for size or speed,
depending on optimize_size. Handle small shift counts as well
(if not hand-optimized in ?sh??i3_out). Shifts can be done
with or without a scratch register, with help of __tmp_reg__
or __zero_reg__ if necessary. Add T_LEN argument to pass the
length of TEMPLATE in words, return total insn length in *LEN.
(ashlqi3_out, ashrqi3_out, lshrqi3_out): Change all calls to
out_shift_with_cnt to work with the above change.
(ashlhi3_out, ashlsi3_out, ashrhi3_out, ashrsi3_out, lshrhi3_out,
lshrsi3_out): Likewise. Optimize more known shift count cases.
Remove cases already well optimized in out_shift_with_cnt.
(avr_output_bld): New function.
* config/avr/avr.h (MASK_PACK_ARGS, TARGET_PACK_ARGS): Remove.
(TARGET_SWITCHES): Remove -mpack-args backward compatibility.
* config/avr/avr.md (*reload_inqi, *reload_inhi, *reload_insi):
Add reload_completed to insn condition - only for peepholes.
(ashlqi3, ashrqi3, lshrqi3): Correct insn length for shift counts
in a register or memory.
(ashlhi3, ashlsi3, ashrhi3, ashrsi3, lshrhi3, lshrsi3): Likewise.
Do not require a scratch register.
(*ashlhi3_const, *ashlsi3_const, *ashrhi3_const, *ashrsi3_const,
*lshrhi3_const, *lshrsi3_const): New insns and matching peepholes.
Optimize shifts by known count using a scratch register, but only
if one is still available after register allocation.
2000-10-20 J. David Anglin <[email protected]>
* t-vax: New file. Don't build modules from libgcc1.c.
Fri Oct 20 00:57:00 EDT 2000 John Wehle ([email protected])
* alias.c: (mark_constant_function): Don't check pure functions.
Initialize and end alias analysis.
(nonlocal_mentioned_p): Rename from nonlocal_reference_p.
Don't make a special exception for recursion. Handle
UNSPEC_VOLATILE. Don't assume ASM_OPERANDS is non-local
unless it's volatile.
* local-alloc.c (equivalence): New structure.
(reg_equiv): Define.
(contains_replace_regs): Remove array and use
field in reg_equiv.
(memref_referenced_p): Likewise.
(no_equiv): Likewise.
(update_equiv_regs): Likewise.
(equiv_init_varies_p,
equiv_init_movable_p): New functions.
(update_equiv_regs): Use them. Use rtx_varies_p
instead of function_invariant_p. Process insns
from end to beginning. Allow a REG_EQUIV insn
within the same loop as a use to be moved, also
allow it to be moved out of a loop. Update
REG_DEAD notes when substituting into an insn.
2000-10-19 Jim Wilson <[email protected]>
* c-decl.c (start_decl): Check for error_mark_node type before using
COMPLETE_TYPE_P.
(finish_decl): Likewise. Don't give an error if decl type is
already error_mark_node.
* haifa-sched.c (compute_trg_info): Add explanatory comments.
New local update_blocks. Use update_blocks to remove duplicates
when computing update blocks. Check for bblst_table overflow.
(schedule_block): Add explanatory comment. Reduce bblst_size by
factor of 2.
* config/ia64/ia64.md (movdi_symbolic): Document loss of REG_LABEL
notes.
2000-10-19 Chandrakala Chavva <[email protected]>
* libgcc2.c (_mulvsi3): Change variables u and v to a and b.
2000-10-19 Chandrakala Chavva <[email protected]>
* expmed.c: Minor corrections in comments.
* invoke.texi: Added desciption for the new option -ftrapv.
2000-10-19 Chandrakala Chavva <[email protected]>
* libgcc2.c: Added the missing #endif.
Thu Oct 19 14:25:11 MET DST 2000 Jan Hubicka <[email protected]>
* i386.h (CONST_OK_FOR_LETTER): Re-add 'N'; document.
2000-10-18 Chandrakala Chavva <[email protected]>
* expmed.c (expand_mult): Don't do synth_mult optimization for -ftrapv.
Use smulv_optab for -ftrapv.
(expand_mult_highpart): Use unsigned multiply.
(expand_divmod): Special-case division by -1.
For EXACT_DIV_EXPR, do right shift first, then the multiply.
For complex divide, use abs with unsigned result.
* expr.c (force_operand): Use unsigned multiply.
(expand_expr): Use overflow-trapping optabs for signed types if
flag_trapv.
If flag_trapv, don't generate a recursive call with EXPAND_SUM
if the type is signed and the original call wasn't EXPAND_SUM or
EXPAND_INITIALIZER.
* expr.h (addv_optab, subv_optab, smulv_optab, sdivv_optab): Declare.
(negv_optab, absv_optab): Declare.
* flags.h (flag_trapv): Declare.
* genopinit.c (optabs): Add entries for addv_optab, subv_optab,
smulv_optab, sdivv_optab, negv_optab and absv_optab.
(gen_insn): Interpret '$P' as requiring an integer mode,
including partial integer modes.
* loop.c (emit_iv_add_mult): Use unsigned expand_mult_add.
(product_cheap_p): Use unsigned expand_mult.
* optabs.c (addv_optab, subv_optab, smulv_optab, sdivv_optab): Define.
(negv_optab, absv_optab): Define.
(expand_binop): Use overflow-trapping optabs for signed types if
flag_trapv.
Handle negv_optab libe neg_optab.
(expand_abs): Take result_unsignedp argument instead of unsignedp one.
Use overflow-trapping optabs for signed result if flag_trapv.
(expand_complex_abs): Use overflow-trapping optabs for signed types if
flag_trapv.
Don't open-code complex absolute-value operation for flag_trapv.
(init_optabs): Initialize addv_optab, subv_optab, smulv_optab,
sdivv_optab, negv_optab and absv_optab.
* toplev.c (flag_trapv): Define.
(lang_independent_options f_options): Include flag_trapv.
* tree.h (TYPE_TRAP_SIGNED): Define.
* libgcc2.c (__addvsi3, __addvdi3, __subvsi3,__subvsi3, __subvdi3,
__mulvsi3, __negvsi2, __negvdi2, __absvsi2, __absvdi2, __mulvdi3):
New functions.
* Makefile.in: add _absvsi2 _absvdi2 _addvsi3 _addvdi3 _subvsi3
_subvdi3 _mulvsi3 _mulvdi3 _negvsi2 _negvdi2.
2000-10-18 Geoffrey Keating <[email protected]>
David V. Henkel-Wallace <[email protected]>
* config/i386/t-netware: Bring in from the Red Hat tree.
* config/i386/netware.h: Likewise.
* config/netware.h: Likewise.
* config/rs6000/netware.h: Delete.
* configure.in: Add i[34567]86-*-netware.
* configure: Hand-edit to match configure.in change.
2000-10-18 Mark Mitchell <[email protected]>
* c-common.h (flag_no_builtin): Declare.
(flag_no_nonansi_builtin): Likewise.
(c_common_nodes_and_builtins): Change prototype.
* c-common.c (flag_no_builtin): New variable.
(flag_no_nonansi_builtin): Likewise.
(c_common_nodes_and_builtins): Remove parameters. Adjust
accordingly.
* c-decl.c (flag_no_builtin): Remove.
(flag_no_nonansi_builtin): Likewise.
(init_decl_processing): Adjust call to
c_common_nodes_and_builtins.
2000-10-18 Marc Espie <[email protected]>
* tm.texi (LIBGCC_SPEC): Synch with reality.
2000-10-18 Joseph S. Myers <[email protected]>
* c-common.c (check_format_types): Check for writing through a
NULL pointer argument.
2000-10-18 Hans-Peter Nilsson <[email protected]>
* tm.texi (Exception Region Output): Document
DWARF_CIE_DATA_ALIGNMENT.
* dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Wrap definition in
#ifndef.
[ENABLE_CHECKING] (reg_save): Abort if offset is not a multiple of
DWARF_CIE_DATA_ALIGNMENT.
2000-10-18 Michael Hayes <[email protected]>
* basic-block.h (struct loop): Delete fields pre_header_root
and pre_header_trace and replace with pre_header_edges
and num_pre_header_edges.
* flow.c (flow_loop_dump): Dump pre_header_edges.
(flow_loops_free): Free pre_header_edges.
(flow_loop_pre_header_scan): Calculate pre_header_edges.
2000-10-18 Gerald Pfeifer <[email protected]>
* contrib.texi: Update references to steering committee members
and Jeff Law's entry.
2000-10-18 Joseph S. Myers <[email protected]>
* c-common.c (CPLUSPLUS_STD_VER, C_STD_VER, C_STD_NAME): Define.
(maybe_read_dollar_number, check_format_info_main): Use them for
pedantic warning messages.
2000-10-18 Joseph S. Myers <[email protected]>
* c-common.c (check_format_info_main): Minor cleanup: move
variables into inner scopes; initialize declarations where
appropriate; don't hardcode "scanf" name on warning for zero
width.
2000-10-17 Mark Mitchell <[email protected]>
* c-common.c (back_end_hook): New variable.
* c-common.h (back_end_hook): Declare it.
* c-lang.c (finish_file): Use it.
* emit-rtl.c (init_emit_once): Initialize the const_int_htab
earlier.
2000-10-18 Jan Hubicka <[email protected]>
* i386.c (ix86_comparison_operator, put_condition_code,
ix86_match_ccmode, ix86_cc_mode): Handle CCRCmode.
(ix86_expand_strlensi_unroll_1): Use CCRCmode.
* i386.h (EXTRA_CC_MODES): Add CCRCmode.
* i386.md (adddi and negdi splitter): Use CCRCmode.
(add?i_3, add?i_4, add?i_5): Use CCRCmode; swap operands
(subsi3_carry): add '*'
(addsi3_carry_rc, subsi3_carry_rc, x86_movsicc_0_m1_rc): New.
(cmp to add peep2): Use CCRCmode; swap operands.
2000-10-18 Kazu Hirata <[email protected]>
* h8300.c: Fix a comment typo.
(round_frame_size): New.
(compute_saved_regs): Likewise.
(push): Likewise.
(pop): Likewise.
(push_order): Remove.
(pop_order): Likewise.
(function_prologue): Rearrange code for readability.
(function_epilogue): Likewise.
* config/h8300/h8300.md: Remove an unnecessary sign_extend
expander that is used when not optimizing. Output a tab after
each assembly insns.
* reorg.c: Fix formatting.
2000-10-17 Joern Rennecke <[email protected]>
* reload1.c (move2add_note_store): Check for simple
auto-inc in destination.
2000-10-17 Michael Chastain <[email protected]>
* config/i386/i386-aout.h: define INT_ASM_OP.
Tue Oct 17 20:11:08 2000 Alan Modra <[email protected]>
* pa.c (print_operand): Handle case 'c' for .vtable_inherit
Tue Oct 17 20:05:51 2000 Martin Buchholz <[email protected]>
* i370.md: Fix spelling typo.
2000-10-17 Franz Sirl <[email protected]>
* function.c (locate_and_pad_parm): Don't align stack unconditionally.
Fixes execute/20001017-1.c on powerpc-linux-gnu.
* expr.c (store_constructor): Apply MEM_ALIAS_SET to MEMs only.
* rs6000/rs6000.c (rs6000_hash_constant): Use X0INT to access a
LABEL_REF.
* rs6000/rs6000.h (NO_DOLLAR_IN_LABEL, DOLLARS_IN_IDENTIFIERS,
ENCODE_SECTION_INFO, ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Move from
here...
* rs6000/aix.h: ...to here.
* rs6000/linux.h (ASM_APP_ON, ASM_APP_OFF): Define to Linux-style.
2000-10-17 Jakub Jelinek <[email protected]>
* config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Reload gp if needed.
* config/sparc/sparc.h (ASM_OUTPUT_MI_THUNK): Always use call, make
sure linker can relax even the delay slot mov %g1,%o7, fix output
formating.
2000-10-17 Kazu Hirata <[email protected]>
* config/h8300/h8300.md: Remove an unnecessary zero_extend
expander that is used when not optimizing. Output a tab after
each assembly insns.
2000-10-17 Chandrakala Chavva <[email protected]>
* gcc.c: New options --target-help.
(process_command): Added code to parse this new option.
* toplev.c (display_target_options): New function to support the
above new option.
* cppinit.c (new_pending_directive) : New option OPT_target__help.
(cpp_handle_option): Support this new option.
* invoke.texi: Added notes about --target-help option.
2000-10-17 Graham Stott <[email protected]>
* config/i386/i386.md (testqi_1): Add missing operand prefix
for operand 0.
* config/i386/i386-protos.h: Add missing prototype.
2000-10-17 Diego Novillo <[email protected]>
* config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Symbol
_GLOBAL_OFFSET_TABLE should not have a $ prefix when
using -mintel-syntax.
2000-10-17 Joseph S. Myers <[email protected]>
* c-common.c (FMT_FLAG_DOLLAR_MULTIPLE): Define.
(format_types): Use it for printf.
(maybe_read_dollar_number): Add parameter for the kind of format
involved. Warn for multiple use for arguments if this is
inappropriate for the kind of format involved.
(check_format_info_main): Update calls to maybe_read_dollar_number.
2000-10-17 J. David Anglin <[email protected]>
* inclhack.def (hpux_maxint): Also apply fix to values.h.
* fixincl.x: Rebuilt.
2000-10-17 Alexandre Oliva <[email protected]>
* genrecog.c (write_switch): Return the first condition that needs a
label.
2000-10-17 Bernd Schmidt <[email protected]>
* c-tree.h (warn_sequence_point): Move declaration to...
* c-common.h (warn_sequence_point): ... here.
* c-decl.c (warn_sequence_point): Move definition to...
* c-common.c (warn_sequence_point): ... here.
(struct reverse_tree): New.
(reverse_list, reverse_max_depth): New static variables.
(build_reverse_tree, common_ancestor, modify_ok
verify_sequence_points): New functions.
(c_expand_expr_stmt): Call verify_sequence_points if -Wsequence-point.
* c-typeck.c (check_modify_expr): Delete.
(build_modify_expr): Don't call it.
2000-10-17 Joseph S. Myers <[email protected]>
* c-common.h (warn_missing_format_attribute): New variable.
* c-decl.c (warn_missing_format_attribute): New variable.
(c_decode_option): Decode -Wmissing-format-attribute and
-Wno-missing-format-attribute.
* c-common.c (check_function_format): If
-Wmissing-format-attribute, give a warning where a vprintf or
vscanf function is called by a function without its own printf or
scanf attribute.
* toplev.c (documented_lang_options): Add
-Wmissing-format-attribute.
* invoke.texi: Document -Wmissing-format-attribute.
2000-10-17 Marc Espie <[email protected]>
* invoke.texi (-shared): Insist on requiring code generation flags
to be used along with -shared, and document the subtle failure that
may occur otherwise.
2000-10-16 J. David Anglin <[email protected]>
* pa.md (return_internal): Move `use' after `return'.
2000-10-16 Theodore Papadopoulo <[email protected]>
* machmode.def: Correct comment.
2000-10-16 Rodney Brown <[email protected]>
* print-rtl.c (print_rtx_head): Constify.
* rtl.h (print_rtx_head): Similarly.
* config/pa/pa/pa-protos.h (output_64bit_and, output_64bit_ior):
Constify char * return value.
* config/pa/pa/pa.c
(output_64bit_and, output_64bit_ior): Constify char * return value.
(pa_can_combine_p): Make static.
(function_arg): Decorate unused `named' argument. Fix comment typo.
(function_arg_partial_nregs): Decorate unused `named' argument.
2000-10-16 Joseph S. Myers <[email protected]>
* c-common.c (format_check_results): New structure.
(finish_dollar_format_checking): Adjust to take a
format_check_results * parameter.
(check_format_info, check_format_info_recurse,
check_format_info_main): Split check_format_info into three
functions, the main checking going in check_format_info_main.
Recurse when any reduction of the format string argument towards a
string literal is done; go down both branches of a conditional
expression. Don't warn for extra format arguments or empty format
strings if they only occur in some branches of a conditional
expression.
2000-10-16 Kazu Hirata <[email protected]>
* config/h8300/h8300.c: Remove obstack. Include ggc.h.
2000-10-16 Jakub Jelinek <[email protected]>
* rtlanal.c (may_trap_p): Check operand modes of COMPARE.
2000-10-15 Diego Novillo <[email protected]>
* i386.md (*movsi_or): Switch operand order for intel syntax.
2000-10-14 Joseph S. Myers <[email protected]>
* PROBLEMS: Remove.
* gcc.texi (Contributing): Update.
2000-10-13 Diego Novillo <[email protected]>
* config/i386/unix.h (ASM_OUTPUT_MI_THUNK): Output final jump using
appropriate assembler dialect.
2000-10-13 Alexandre Oliva <[email protected]>
* c-common.c (c_expand_builtin): PARAMS-ize prototype.
2000-10-12 Marek Michalkiewicz <[email protected]>
* config/avr/avr.c (output_movhi, output_movsisf): Fix loading
constants 1 and 2 to NO_LD_REGS.
2000-10-13 Kaveh R. Ghazi <[email protected]>
* Makefile.in (c-parse.c, tradcif.c): Create atomically.
* objc/Make-lang.in (objc-parse.c): Likewise.
2000-10-13 Richard Earnshaw <[email protected]>
* arm.c: Include obstack.h
(minipool_obstack, minipool_startobj): Define.
(arm_add_gc_roots): Initialize them.
(create_fix_barrier): Use our new obstack.
(push_minipool_barrier, push_minipool_fix): Likewise.
(arm_reorg): Release obstack memory.
2000-10-13 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md (nonlocal_goto_receiver): Remove.
(prologue, exception_receiver, builtin_setjmp_receiver): New
patterns.
* config/sparc/sparc.h (FINALIZE_PIC): Remove.
* config/sparc/sparc-protos.h (finalize_pic): Remove.
(load_pic_register): New prototype.
* config/sparc/sparc.c (pic_setup_code): Remove.
(finalize_pic): Rename to...
(load_pic_register): ...this function.
Don't look for nonlocal_goto_receivers and emit pic setup code
directly. Don't check current_function_uses_pic_offset_table.
2000-10-13 Richard Earnshaw <[email protected]>
* tree.h (struct obstack): Declare.
2000-10-12 Mark Mitchell <[email protected]>
Remove obstacks.
* Makefile.in (ggc-callbacks.o): Remove target.
(flow.o): Depend on GGC_H.
* alias.c (init_alias_analysis):
Remove ggc_p conditionals.
(end_alias_analysis): Likewise.
* basic-block.h (init_flow): New function.
(allocate_reg_life_data): Declare.
* bb-reorder.c (function_obstack): Replace with ...
(flow_obstack): ... new variable.
(fixup_reorder_chain): Use it.
* c-decl.c (ggc_p): Remove.
(caller-save.c): Don't call oballoc/obfree.
* combine.c (struct
undobuf): Remove storage.
(try_combine): Don't call oballoc.
(undo_all): Don't call obfree.
* cse.c (insert): Use xmalloc, not
oballoc.
(cse_main): Adjust accordingly.
* dwarf2out.c (save_rtx): Remove
obstack code.
(dwarf2out_init): Remove ggc_p conditionals.
* emit-rtl.c (rtl_obstack): Remove.
(gen_rtx_CONST_INT): Remove ggc_p conditionals.
(make_insn_raw): Likewise.
(emit_insn_before): Likewise.
(emit_insn_after): Likewise.
(emit_insn): Likewise.
(gen_sequence): Likewise.
(copy_insn_1): Remove handling of `b' RTL components.
(init_emit_once): Remove ggc_p conditionals.
* except.c (create_rethrow_ref): Don't fool with obstacks.
(add_partial_entry): Likewise.
(call_get_eh_context): Likewise.
(begin_protect_partials): Likewise.
(protect_with_terminate): Likewise.
* explow.c
(plus_constant_wide): Likewise.
* expr.c (init_expr_once):
Likewise.
(emit_block_move): Likewise.
(clear_storage): Likewise.
(expand_expr): Likewise.
* flow.c (function_obstack): Remove.
(flow_obstack): New variable.
(flow_firstobj): Likewise.
(create_base_block): Use the flow_obstack.
(split_block): Likewise.
(split_edge): Likewise.
(calculate_global_regs_live): Likewise.
(allocate_bb_life_data): Make it static. Likewiwse.
(init_flow): New function.
(size_int_type_wide): Remove ggc_p conditionals.
* function.c
(push_function_context_to): Don't call save_tree_status.
(pop_function_context_from): Or restore_tree_status.
(assign_stack_local_1): Don't call push_obstacks.
(find_fixup_replacement): Use xmalloc.
(fixup_var_refs_insns): Free the storage.
(insns_for_mem_walk): Don't mess with obstacks.
(instantiate_decls): Likewise.
(trampoline_address): Likewise.
(expand_function_end): Likewise.
* function.h (sturct function):
Remove obstack-related variables.
(save_tree_status): Don't declare.
(restore_tree_status): Likewise.
* gcse.c (compute_can_copy):
Don't call oballoc/obfree.
* genattrtab.c (operate_exp): Remove
ggc_p conditionals.
(simplify_cond): Likewise.
(simplify_test_exp): Don't mess with obstacks.
(optimize_attrs): Likewise.
* gengenrtl.c (gendef): Don't include
ggc_p conditionals.
* ggc-callbacks.c (ggc_p): Remove.
* ggc-none.c (ggc_p): Remove.
* ggc.h (ggc_p): Don't declare.
* integrate.c (save_for_inline): Don't mess with obstacks.
(integrate_decl_tree): Likewise.
(output_inline_function): Likewise.
* lists.c
(init_EXPR_INSN_LIST_cache): Likewise.
* loop.c (temp_obstack):
Remove.
(rtl_obstack): Likewise.
(init_loop): Don't mess with obstacks.
(reg_address_cost): Free BIVs and GIVs.
(check_insns_for_bivs): Use xmalloc, not oballoc.
(find_mem_givs): Likewise.
(record_biv): Likewise.
(general_induction_var): Likewise.
(product_cheap_p): Likewse.
* optabs.c (init_one_libfunc): Remove
ggc_p conditional.
* print-tree.c (debug_tree): Don't use
oballoc/obfree.
(print_node): Likewise.
* profile.c (output_func_start_profiler):
Remove call to temporary_allocation.
* reload1.c
(eliminate_regs_in_insn): Don't mess with obstacks.
* resource.c
(mark_target_live_regs): Use xmalloc.
(free_resource_info): Free the memory.
* rtl.c (rtl_obstack):
Remove.
(rtvec_alloc): Don't mess with obstacks.
(rtx_alloc): Likewise.
(rtx_free): Remove.
(copy_rtx): Don't handle `b' cases.
(read_rtx): Use a local rtl_obstack.
* rtl.h (oballoc): Remove.
(obfree): Likewise.
(pop_obstacks): Likewise.
(push_obstacks): Likewise.
(allocate_bb_life_data): Likewise.
(allocate_reg_life_data): Likewise.
(rtx_free): Likewise.
* sdbout.c (sdbout_queue_anonymous_type):
Use tree_cons, not saveable_tree_cons.
* simplify-rtx.c
(cselib_init): Don't mess with obstacks.
* stmt.c
(mark_block_nesting): Mark the label_chain.
(epxand_label): Use ggc_alloc, not oballoc.
(clear_last_expr): Don't mess with obstacks.
(expand_decl_cleanup): Likewise.
(expand_dcc_cleanup): Likewise.
(expand_dhc_cleanup): Likewise.
(expand_anon_union_decl): Likewise.
(add_case_node): Use xmalloc, not oballoc.
(free_case_nodes): New function.
(expand_end_case): Call it.
* stor-layout.c (layout_type): Don't
mess with obstacks.
(layout_type): Likewise.
* toplev.c (wrapup_global_declarations):
Likewise.
(compile_file): Remove ggc_p conditionals.
(rest_of_compilation): Call init_flow. Remove ggc_p conditionals.
(decode_f_option): Remove ggc_p conditionals.
* tree.c
(function_maybepermanent_obstack): Remove.
(maybepermanent_obstack): Likewise.
(function_obstack): Likewise.
(tmeporary_obstack): Likewise.
(momentary_obstack): Likewise.
(temp_decl_obstack): Likewise.
(saveable_obstack): Likewise.
(rtl_obstack): Likewise.
(current_obstack): Likewise.
(expression_obstack): Likewise.
(struct obstack_stack): Likewise.
(obstack_stack): Likewise.
(obstack_stack_obstack): Likewise.
(maybepermanent_firstobj): Likewise.
(temporary_firstobj): Likewise.
(momentary_firstobj): Likewise.
(temp_decl_firstobj): Likewise.
(momentary_function_firstobj): Likewise.
(all_types_permanent): Likewise.
(struct momentary_level): Likewise.
(momentary_stack): Likewise.
(init_obstacks): Remove initialization of removed obstacks.
(save_tree_status): Remove.
(restore_tree_status): Likewise.
(temporary_allocation): Liekwise.
(end_temporary_allocation): Liekwise.
(resume_temporary_allocation): Likewise.
(saveable_allocation): Likewise.
(push_obstacks): Likewise.
(push_obstacks_nochange): Likewise.
(pop_obstacks): Likewise.
(allocation_temporary_p): Likewise.
(permanent_allocation): Likewise.
(preserve_data): Likewise.
(preserve_initializer): Likewise.
(rtl_in_current_obstack): Likewise.
(rtl_in_saveable_obstack): Likewise.
(oballoc): Likewise.
(obfree): Likewise.
(savealloc): Likewise.
(expralloc): Likewise.
(print_obstack_name): Likewise.
(debug_obstack): Likewise.
(object_permanent_p): Likewise.
(push_momentary): Likewise.
(perserve_momentary): Likewise.
(clear_momentary): Likewise.
(pop_momentary): Likewise.
(pop_momentary_nofree): Likewise.
(suspend_momentary): Likewise.
(resume_momentary): Likewise.
(make_node): Don't set TREE_PERMANENT.
(copy_node): Remove ggc_p conditionals. Don't set TYPE_OBSTACK.
Don't set TREE_PERMANENT.
(get_identifier): Remove ggc_p conditionals.
(build_string): Likewise.
(make_tree_vec): Likewise.
(build_decl_list): Remove.
(build_expr_list): Likewise.
(tree_cons): Remove ggc_p conditionals.
(decl_tree_cons): Remove.
(expr_tree_cons): Likewise.
(perm_tree_cons): Likewise.
(temp_tree_cons): Likewise.
(saveable_tree_cons): Likewise.
(build1): Remove ggc_p conditionals.
(build_parse_node): Likewise.
(build_type_attribute_variant): Don't mess with obstacks.
(build_type_copy): Likewise.
(type_hash_canon): Likewise.
(build_pointer_type): Likewise.
(build_reference_type): Likewise.
(build_index_type): Likewise.
(build_range_type): Likewise.
(dump_tree_statistics): Don't print obstack information.
* tree.h
(struct tree_common): Remove permanent_flag.
(TREE_PERMANENT): Remove.
(TREE_SET_PERMANENT): Likewise.
(TYPE_OBSTACK): Likewise.
(struct tree_type): Remove obstack.
(oballoc): Remove.
(savealloc): Likewise.
(build_decl_list): Likewise.
(build_expr_list): Likewise.
(perm_tree_cons): Likewise.
(temp_tree_cons): Likewise.
(saveable_tree_cons): Likewise.
(decl_tree_cons): Likewise.
(expr_tree_cons): Likewise.
(suspend_momentary): Likewise.
(allocation_temporary_p): Likewise.
(resume_momentary): Likewise.
(push_obstacks_nochange): Likewise.
(permanent_allocation): Likewise.
(push_momentary): Likewise.
(clear_momentary): Likewise.
(pop_momentary): Likewise.
(end_temporary_allocation): Likewise.
(pop_obstacks): Likewise.
(push_obstacks): Likewise.
(pop_momentary_nofree): LIkewise.
(preserve_momentary): Likewise.
(saveable_allocation): Likewise.
(temporary_allocation): Likewise.
(resume_temporary_allocation): Likewise.
(perserve_initializer): Likewise.
(debug_obstack): Likewise.
(rtl_in_current_obstack): Likewise.
(rtl_in_saveable_obstack): Likewise.
(obfree): Likewise.
* varasm.c (current_obstack): Remove.
(saveable_obstack): Remove.
(rtl_obstack): Remove.
(immed_double_const): Don't mess with obstacks.
(immed_real_cons): Likewise.
(output_constant_def): Likewise.
(init_varasm_status): Use xcalloc.
(mark_pool_constant): Mark the pool constant itself.
(free_varasm_status): Free memory.
(decode_rtx_const): Call bzero directly, rather than expanding it
inline.
(record_rtx_const): Don't mess with obstacks.
(force_const_mem): Likewise.
* config/arm/arm.c (arm_encode_call_attribute): Remove ggc_p
conditionals.
(aof_pic_entry): Likewise.
* config/ia64/ia64.c (ia64_encode_section_info): Likewise.
* config/m32r/m32r.c (m32r_encode_section_info): Likewise.
* config/pa/pa.c (saveable_obstack): Remove.
(rtl_obstack): Likewise.
(current_obstack): Likewise.
(output_call): Don't mess with obstacks.
(hppa_encode_label): Remove ggc_p conditionals.
* config/romp/romp.c (get_symref): Don't mess with obstacks.
* config/rs6000/rs6000.c (output_toc): Remove ggc_p conditional.
(rs6000_encode_section_info): Likewise.
* config/sh/sh.c (get_fpscr_rtx): Likewise.
Thu Oct 12 16:02:31 MET DST 2000 Jan Hubicka <[email protected]>
* i386.md (adddi3, subdi3 splitters): Update for new pattern.
(addsi3_cc, addqi3_cc, subsi3_cc): Remove
(addsi3_carry): Canonicalize.
(addqi_5): Remove '*'.
(sbb pattern): Canonicalize.
* i386.md (cmp to inc/add peep2): New.
2000-10-12 Richard Earnshaw <[email protected]>
* bb-reorder.c (reorder_basic_blocks): Allocate an aux block for
the exit block.
2000-10-12 Joseph S. Myers <[email protected]>
* gcc.texi: Merge in contents of README.TRAD and TESTS.FLUNK.
* README.TRAD, TESTS.FLUNK: Remove.
2000-10-12 Joseph S. Myers <[email protected]>
* c-common.c (decl_attributes): Don't allow strftime formats with
first_arg_num nonzero.
(check_format_info): Set wanted_type and wanted_type_name to zero
before they are possibly assigned and used.
2000-10-12 Joseph S. Myers <[email protected]>
* c-common.c (scanf_flag_specs): Add flags ' and I.
(strftime_flag_pairs): Disallow any pair of the _, - and 0 flags,
or the ^ and # flags together.
(scan_char_table): Handle the ' and I flags.
(format_types): Add ' and I flags for scanf.
2000-10-12 Joseph S. Myers <[email protected]>
* c-common.c (print_char_table): Use the unpromoted type for
lengths "h" and "hh" with conversions dioxXu.
(check_format_types): Apply the default argument promotions where
the wanted type is not a pointer target.
2000-10-11 Michael Meeks <[email protected]>
Joseph S. Myers <[email protected]>
* c-typeck.c (check_modify_expr): New function.
(build_modify_expr): Call it if warn_sequence_point.
* c-decl.c (warn_sequence_point): New variable.
(c_decode_option): Handle -Wsequence-point and
-Wno-sequence-point. Enable -Wsequence-point as part of -Wall.
* c-tree.h (warn_sequence_point): Declare.
* invoke.texi (-Wsequence-point): Document.
* toplev.c (documented_lang_options): Add -Wsequence-point and
-Wno-sequence-point.
Original work by Michael Meeks, 16 Jun 1998.
Wed Oct 11 06:15:41 2000 Richard Kenner <[email protected]>
* tree.c (get_narrower): Don't look at precision of field if
not laid out yet.
Tue Oct 10 23:14:33 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (valid_machine_decl_attribute): Allow `extern'
declaration for data with "progmem" attribute.
2000-10-09 Marek Michalkiewicz <[email protected]>
* config/avr/avr.c (out_shift_with_cnt): Use AS2 macro.
Correct insn length if shift count is a memory operand.
* config/avr/avr.md: New define_peephole2 to use *reload_inqi.
(*iorhi3_clobber): Change lo8 to hi8.
(zero_extendhisi2): Change %B0 to %A1.
(ashlhi3, ashrhi3): Correct insn length.
(andhi3, abssf2, extendqisi2, extendhisi2): Change "cc"
from "clobber" to "set_n" in some alternatives.
2000-10-10 Jakub Jelinek <[email protected]>
* reload1.c (calculate_needs_all_insns): If deleting an instruction,
remove its insn_chain structure as well.
2000-10-09 J. David Anglin <[email protected]>
* dbxout.c (dbxout_source_line): Remove extra tab.
2000-10-09 Hans-Peter Nilsson <[email protected]>
* config/elfos.h (UNIQUE_SECTION): Apply STRIP_NAME_ENCODING on name.
2000-10-09 Richard Henderson <[email protected]>
* Makefile.in (LANG_LIB2FUNCS): Remove.
(LIB2FUNCS): Remove _pure.
(LIB2ADD): Remove LANG_LIB2FUNCS.
(stage_a): Don't set LANG_LIB2FUNCS.
* libgcc2.c (__terminate): Mark noreturn.
(__pure_virtual): Remove.
* mklibgcc.in: Remove LIB2ADD .txt processing.
2000-10-09 Richard Earnshaw <[email protected]>
* arm.md (push_multi): Revert unintended change.
2000-10-09 Richard Earnshaw <[email protected]>
* arm.c: Miscellaneous white space and comment clean-ups. No
functional change.
* arm.md: Likewise.
2000-10-09 Kaveh R. Ghazi <[email protected]>
* c-common.c (c_expand_builtin_printf): Set the TREE_TYPE of a new
STRING_CST by calling combine_strings.
2000-10-09 Richard Earnshaw <[email protected]>
* arm.c (thumb_expand_movstrqi): Rewrite to support SSA form.
(thumb_output_move_mem_multiple): Support new insn format.
* arm.md (movmem12b): Use SSA compatible format.
(movmem8b): Likewise.
2000-10-09 Richard Earnshaw <[email protected]>
* arm.md (predicable): New attribute, default to "no".
(all patterns): Mark as predicable if appropriate.
(conditional execution splits): Split using predication format.
(define_cond_exec): Define.
* arm.c (arm_print_operand): handle insn predicate.
2000-10-09 Gerald Pfeifer <[email protected]>
* README.NS32K: Remove file.
2000-10-09 Gerald Pfeifer <[email protected]>
* README-bugs: Remove file.
2000-10-08 Philipp Thomas <[email protected]>
* aclocal.m4 (AM_GNU_GETTEXT): Fix non portable use of == operator
for test.
* configure: Rebuilt.
2000-10-08 Philipp Thomas <[email protected]>
* aclocal.m4 (AM_WITH_NLS): When not using included gettext,
disable catalog building if no suitable program was found.
Move warning message from here
(AM_GNU_GETTEXT): To here.
* configure: Rebuilt.
2000-10-08 Philipp Thomas <[email protected]>
* aclocal.m4 (GCC_PATH_PROG): New. Like AC_PATH_PROG but uses
different cache variables.
(GCC_PATH_PROG_WITH_TEST): New. Like AM_PATH_PROG_WITH_TEST but
uses different cache variables.
(AM_WITH_NLS): Use GCC_PATH_PROG and GCC_PATH_PROG_WITH_TEST.
* configure: Regenerated.
2000-10-08 Richard Henderson <[email protected]>
* Makefile.in (libgcc.mk): Pass SHLIB_EXT, not SHLIB_LIBS.
* configure.in (sparc*-*-solaris*): Use t-slibgcc{,-sld}.
* mklibgcc.in: Consider SHLIB_LINK the entire shlib build command.
Use SHLIB_EXT.
* config/t-linux (SHLIB_EXT): New.
(SHLIB_LINK): Use the entire build command, with substitutions.
(SHLIB_LIBS): Remove.
* config/alpha/t-osf4: Likewise.
* config/mips/t-iris6: Likewise.
* config/sparc/t-sol2: Likewise, but move shlib stuff...
* config/sparc/t-slibgcc-sld: ...here.
* config/sparc/t-slibgcc: New file.
2000-10-08 Joseph S. Myers <[email protected]>
* tm.texi (INTMAX_TYPE, UINTMAX_TYPE): Define.
* c-common.h (enum c_tree_index): Add CTI_INTMAX_TYPE and
CTI_UINTMAX_TYPE.
(intmax_type_node, uintmax_type_node): Define.
* c-common.c (decl_attributes): If pedantic, warn if `mode'
attributes create a type wider than intmax_t.
(T_IM, T_UIM): Define properly.
* c-decl.c (INTMAX_TYPE, UINTMAX_TYPE): Define if not already
defined.
(init_decl_processing): Initialize intmax_type_node and
uintmax_type_node.
* c-lex.c (lex_number): When pedantic and warning for integer
constants that are too large, in C99 mode warn for those that have
a type wider than long long.
2000-10-08 Joseph S. Myers <[email protected]>
* c-common.c (FMT_FLAG_ARG_CONVERT, FMT_FLAG_SCANF_A_KLUDGE,
FMT_FLAG_FANCY_PERCENT_OK): Define.
(format_char_info): Add flag "4" to comment.
(format_flag_spec, format_flag_pair): New structures.
(format_kind_info): Add additional fields to control format
checking.
(printf_flag_specs, printf_flag_pairs, scanf_flag_specs,
scanf_flag_pairs, strftime_flag_specs, strftime_flag_pairs): New
arrays.
(time_char_table): Use "4" flag to handle %Ey.
(format_types): Add entries for new fields.
(get_flag_spec): New function.
(check_format_info): Increase size of flag_chars[] to 256.
Control format checking using the new fields of a format_kind_info
and the new tables; remove all conditionals on printf_format_type,
scanf_format_type or strftime_format_type. Handle all details of
bad combinations of flags (including width, precision and strftime
modifiers) through data rather than ad hoc code. Handle all
details of standard versions in which flags appeared through
data. Use the "4" flag.
2000-10-07 Will Cohen <[email protected]>, Kazu Hirata <[email protected]>
* config/h8300/h8300.md: Remove the memory alternative and correct
the insn lengths in the templates for sign extension and zero
extension.
2000-10-07 Richard Henderson <[email protected]>
* calls.c (expand_call): Disallow sibcalls to noreturn functions.
* flow.c (make_edges): Revert last change.
* config/alpha/alpha.h (FUNCTION_OK_FOR_SIBCALL): Don't test
TREE_THIS_VOLATILE.
* config/pa/pa.h (FUNCTION_OK_FOR_SIBCALL): Likewise.
2000-10-06 David O'Brien <[email protected]>
* config/alpha/elf.h: Standardize the formatting.
2000-10-06 David O'Brien <[email protected]>
* config/alpha/elf.h: Protect the ASM_OUTPUT_IDENT definition with an
#undef.
2000-10-06 Richard Henderson <[email protected]>
* function.c (diddle_return_value): Examine
current_function_return_rtx instead of the DECL_RESULT.
(expand_function_end): Handle reloading DECL_RESULT from memory
into a hard register. Query promote_mode for sign of mismatched
modes.
2000-10-06 Vladimir Makarov <[email protected]>
* haifa-sched.c (schedule_insns): Fix typo in freeing
forward_dependency_cache.
2000-10-06 Alexandre Oliva <[email protected]>
* config/sh/sh.md (calli_pcrel, call_valuei_pcrel): Add
`TARGET_SH2' as a condition.
2000-10-06 Vladimir Makarov <[email protected]>
* haifa-sched.c (anti_dependency_cache, output_dependency_cache,
forward_dependency_cache): New variables.
(add_dependence, remove_dependence): Use anti_dependency_cache and
output_dependency_cache.
(compute_block_forward_dependences): Use forward_dependency_cache.
(schedule_insns): Allocate and free memory for anti/output/forward
dependencies caches.
2000-10-06 Alexandre Oliva <[email protected]>
* config/sh/sh.md (call, call_value): Use `TARGET_SH2' instead of
`! TARGET_SH1'. Reindent.
2000-10-06 Kaveh R. Ghazi <[email protected]>
* builtins.c (is_valid_printf_arglist, expand_builtin_printf):
Move functions from here ...
* c-common.c (is_valid_printf_arglist, c_expand_builtin_printf):
... to here.
(c_expand_builtin): New function.
(init_function_format_info): Don't set `check_function_format_ptr'.
(c_common_nodes_and_builtins): Set built_in_class type for
printf/__builtin_printf to BUILT_IN_FRONTEND.
(c_expand_expr): Handle CALL_EXPRs that are front-end builtins.
* c-common.h (build_function_call): Declare.
* expr.c (expand_expr): Pass builtins with class BUILT_IN_FRONTEND
to `lang_expand_expr' rather than `expand_builtin'.
* tree.c (check_function_format_ptr): Delete.
* tree.h (check_function_format_ptr): Likewise.
2000-10-06 Hans-Peter Nilsson <[email protected]>
* dwarf2out.c (build_cfa_loc): Correct to use DW_OP_regx or
DW_OP_bregx when cfa->reg > 31.
* frame-dwarf2.c (decode_stack_op) [case DW_OP_regx]: Add missing
break.
2000-10-05 Richard Henderson <[email protected]>
* c-decl.c (warn_missing_noreturn): Remove.
(c_expand_body): Don't set or check can_reach_end.
* c-tree.h (warn_missing_noreturn): Move ...
* flags.h: ... here.
(can_reach_end): Remove.
* flow.c (check_function_return_warnings): New.
(make_edges): No edge to exit for noreturn sibcalls.
* function.c (expand_function_end): Save the return value
clobber instruction.
(mark_function_status): Mark it.
* function.h (struct function): Add x_clobber_return_insn.
* jump.c (can_reach_end): Remove.
(calculate_can_reach_end): Remove.
(jump_optimize_1): Don't call it.
* output.h (check_function_return_warnings): Declare.
* toplev.c (warn_missing_noreturn): Move from c-decl.c
(rest_of_compilation): Call check_function_return_warnings.
2000-10-05 Richard Henderson <[email protected]>
* Makefile.in (NM_FOR_TARGET): New.
(libgcc.mk): Pass SHLIB_MKMAP, SHLIB_MAPFILES.
(libgcc.a, stmp-multilib): Pass NM_FOR_TARGET.
* mklibgcc.in: If SHLIB_MKMAP, build libgcc.map. Depend the
shared library build on that and EXTRA_MULTILIB_PARTS.
* mkmap-flat.awk: New file.
* mkmap-symver.awk: New file.
* libgcc-std.ver: New file.
* config/libgcc-glibc.ver: New file.
* config/ia64/libgcc-ia64.ver: New file.
* config/t-linux (SHLIB_MKMAP, SHLIB_MAPFILES): New.
(SHLIB_LINK): Add --version-script.
* config/ia64/t-ia64 (SHLIB_MAPFILES): Add libgcc-ia64.ver.
* config/mips/t-iris6 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
* config/sparc/t-sol2 (SHLIB_MKMAP, SHLIB_MAPFILES): New.
(SHLIB_LINK): Add -M.
2000-10-05 Richard Henderson <[email protected]>
* Makefile.in (LIB2FUNCS): Add _clz.
* libgcc2.c (__ffsdi2): Use count_trailing_zeros.
(__clz_tab): Put in its own unit, non-static.
* libgcc2.h: Always include longlong.h.
* longlong.h [alpha] (count_leading_zeros): Use cmpbge with
a zero instead of -1.
(count_trailing_zeros): Likewise.
2000-10-05 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_emit_setcc): Don't swap GT tests
when second op1 is const0_rtx. Validate op0 as a register.
* config/alpha/alpha.md (setcc_internal): Don't allow constants
in the first argument of the compare.
(setcc_swapped_internal): Likewise.
(setne_internal): Likewise.
2000-10-05 Geoff Keating <[email protected]>
* tree.c (tree_size): New function split out of copy_node.
(make_node): Remove obstack handling. Use tree_size.
(copy_node): Use tree_size.
* tree.h: Prototype tree_size.
2000-10-05 Richard Henderson <[email protected]>
* diagnostic.c (output_format): Add missing break.
2000-10-05 Jim Wilson <[email protected]>
* function.c (fixup_var_refs_1, case SET): When gen_move_insn returns a
SEQUENCE, call emit_insn_before, copy PATTERN and REG_NOTES of last
sequence insn to INSN, and delete last sequence insn.
2000-10-05 Phil Edwards <[email protected]>
* gcc.c (main): Include generated configargs.h header
and use arguments in '-v' output.
Thu Oct 5 16:16:57 2000 Richard Kenner <[email protected]>
* gcc.c: Move data on prefixes forward in file and reorganize.
(md_exec_prefix, md_startfile_prefix, md_startfile_prefix_1):
Always define, but make null if no value.
(static_specs): Add "md_exec_prefix", "md_startfile_prefix",
and "md_startfile_prefix_1".
(main): Check whether md_exec_prefix and the others are the
null string rather than whether the macro is defined.
Thu Oct 5 19:04:18 2000 J"orn Rennecke <[email protected]>
* (convert_move): Use zero_extendpsisi2 to do an unsigned extension
from PSImode to SImode.
2000-10-05 Jakub Jelinek <[email protected]>
* emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETICS]: Fix conversion
from float to integral mode with HOST_BITS_PER_WIDE_INT 64.
* dwarf2out.c (add_const_value_attribute): Divide by 4, not
sizeof(long).
Thu Oct 5 09:31:31 2000 Richard Kenner <[email protected]>
* fold-const.c (fold, case MINUS_EXPR, case EQ_EXPR): Perform
negation in proper type.a
2000-10-04 Richard Henderson <[email protected]>
* configure.in (enable-shared): New.
* Makefile.in (LIBGCC_DEPS): Depend on EXTRA_PARTS as well.
(libgcc.mk): Pass SHLIB_LINK, SHLIB_LIBS, SHLIB_MULTILIB to mklibgcc.
* mklibgcc.in: Use them to link shared a libgcc.
* config/t-linux (SHLIB_LINK, SHLIB_LIBS): New.
* config/alpha/t-ieee (SHLIB_MULTILIB): New.
* config/mips/t-iris6 (SHLIB_LINK, SHLIB_LIBS): New.
* config/sparc/t-sol2 (SHLIB_LINK, SHLIB_LIBS): New.
* configure.in (alpha-osf*): Use t-osf and x-osf.
* config/alpha/t-osf: New file.
* config/alpha/t-osf4: New file.
* config/alpha/x-osf: New file.
* config/alpha/x-alpha: Remove file.
2000-10-04 Will Cohen <[email protected]>
* c-typeck.c (process_init_element): Added warning for zero-length
array.
* extend.texi (Zero Length): State that static initializers for
zero-length arrays are not allowed.
Mon Oct 2 14:50:14 MET DST 2000 Jan Hubicka <[email protected]>
* rtlanal.c (single_set_1): Do not require USE and CLOBBERs
to come last.
2000-10-03 Michael Hayes <[email protected]>
* config/float-c4x.h: New.
* configure.in (c4x-*): Set float_format to c4x.
* configure: Regenerate.
2000-10-02 Kaveh R. Ghazi <[email protected]>
* configure.in (sparc-*-solaris2*): Disable 32-to-64 cross
compilation for solaris versions 2.7 and greater.
2000-10-02 Marc Espie <[email protected]>
* config/alpha.h (WORD_SWITCH_TAKES_ARG): add -rpath to default,
instead of redefining from scratch.
2000-10-02 David O'Brien <[email protected]>
* config/i386/freebsd.h (NO_PROFILE_COUNTERS): Define.
2000-10-01 Mark Mitchell <[email protected]>
* config/ns32k/genix.h: Remove.
* config/ns32k/x-genix: Likewise.
* config/ns32k/xm-genix.h: Likewise.
* config/fx80: Remove all filee in directory.
* config/pyr: Likewise.
* config/tahoe: Likewise.
* config/gmicro: Likewise.
* config/spur: Likewise.
* configure.in: Remove configury bits for above targets.
* configure: Regenerated.
* configure.in: Don't configure chill by default.
* configure: Regenerated.
* c-decl.c (c_expand_body): Don't generate RTL if flag_syntax_only.
(lang_mark_false_label_stack): Remove.
* c-lex.c (init_c_lex): Add file_info_tree as GC root. Allocate
<top level> string in GC area.
(mark_splay_tree_node): New function.
(mark_splay_tree): Likewise.
* except.c (mark_eh_status): Only call lang_mark_false_label_stack
if it exists.
* ggc-callbacks.c (lang_mark_false_label_stack): Remove.
* ggc-common.c (lang_mark_false_label_stack): Change type.
* ggc.h (ggc_alloc_string): Add comment.
(ggc_strdup): New function.
Sat Sep 23 19:10:20 2000 Denis Chertykov <[email protected]>
* config/avr/avr.h (BRANCH_COST): Define as 0.
* config/pdp11/pdp11.c: #include "tree.h" added.
2000-09-30 Marek Michalkiewicz <[email protected]>
* config/avr/avr.c (ashlhi3_out, ashlsi3_out, ashrhi3_out,
ashrsi3_out, lshrhi3_out, lshrsi3_out): Optimize more cases
with known shift count.
* config/avr/avr.md (ashlsi3, ashrsi3, lshrsi3):
New alternative for shift count 2 with no scratch register.
(ashlhi3, ashlsi3): Change "cc" attribute from "clobber" to
"set_n" for shift counts 1 and 2.
2000-09-30 Geoff Keating <[email protected]>
* config/rs6000/rs6000.md (movsi_to_cr): Remove the USE. Calculate
the mask value from the individual SET operations.
(return_internal_si): Move the USE after the RETURN.
(return_internal_di): Likewise.
(return_and_restore_fpregs_si): Likewise.
(return_and_restore_fpregs_di): Likewise.
(return_eh_si): Likewise.
(return_eh_di): Likewise.
* config/rs6000/rs6000.c (mtcrf_operation): Don't look for,
or check, the USE.
(rs6000_emit_prologue): Don't emit the USE for movsi_to_cr.
Don't generate a PARALLEL around a single operation movsi_to_cr.
Generate the RETURN first in any PARALLELs.
* rtlanal.c (single_set_1): Use fatal_insn to display the
invalid insn. Check for more cases when a USE or CLOBBER occurs
before a SET.
* Makefile.in: Update dependencies for rtlanal.o.
2000-09-30 Joseph S. Myers <[email protected]>
* i386.c: Move include of "config.h" to before that of <setjmp.h>.
2000-09-30 Joseph S. Myers <[email protected]>
* c-tree.texi, contrib.texi, gcc.texi, install.texi, invoke.texi:
Consistently use @email for formatting email addresses.
2000-09-29 Richard Henderson <[email protected]>
* cse.c (notreg_cost): New argument outer.
(COST): Pass in SET to notreg_cost
(COST_IN): New.
(fold_rtx): Use COST_IN. Prefer constants when costs
are the same.
2000-09-29 David Edelsohn <[email protected]>
* fixinc/inclhack.def (broken_cabs): Generalize regex.
* fixinc/fixincl.x: Regenerate.
2000-09-29 Franz Sirl <[email protected]>
* loop.c (check_final_value): A GIV is not replaceable if used
before set.
Fri Sep 29 10:04:12 2000 Jeffrey A Law ([email protected])
* version.c: Bump to gcc-2.97.
Frs Sep 29 13:37:59 MET DST 2000 Jan Hubicka <[email protected]>
* final.c (final_scan_insn): Remove extra extract_insn call;
Use caching for constrain_operands.
(cleanup_subreg_operands): Use caching for extract_insn.
* recog.c (constrain_operands_cached): New.
* recog.h (constrain_operands_cached): Declare.
* i386.c (ix86_attr_length_immediate_default,
ix86_attr_length_address_default, ix86_agi_dependant): Cache
extract_insn call.
* recog.c (asm_noperands): Tweak.
(extract_insn): Do not call asm_noperads for non-asm instructions.
Fri Sep 29 13:20:42 MET DST 2000 Jan Hubicka <[email protected]>
* recog.c (recog_memoized): Rename to recog_memoized_1.
* recog.h (recog_memoized): Rename to recog_memoized_1.
(recog_memoized): New macro.
* rtl.h (single_set): Rename to single_set_1
(single_set): New macro.
* rtlanal.c (single_set): Rename to single_set_1; expect clobbers
to be last.
* i386.md (strmovsi_1, strmovhi_1 strmovqi_1):
Do not use match_dup of input operands at outputs.
Use register_operand for memory expression.
(rep_movsi): Put use last, canonicalize.
Use register_operand for memory expression.
(rep_movqi): Put use last.
Use register_operand for memory expression.
(strsetsi_1, strset_hi_1, strsetqi_1): Do not use match_dup
of input operands at outputs. Use register_operand for memory
expression.
(rep_stossi): Put use last; canonicalize; fix match_dup in
the address expression
(rep_stosqi): Likewise.
(memcmp expander): Update calls.
(cmpstrsi_nz_1, cmpstrsi_1, strlensi_1): Avoid match_dups in
the clobbers.
* i386.md (fp_jcc_3, fp_jcc_4, jp_fcc_5): if_then_else operand is
VOIDmode.
(fp_jcc_4, fp_jcc_3): Refuse unordered comparisons.
2000-09-28 David O'Brien <[email protected]>
* config/i386/freebsd-aout.h: New, FreeBSD a.out config file.
Contains the old contents of config/i386/freebsd.h
* config/i386/freebsd.h: Now the ELF rather than a.out config file.
Contains the old contents of config/i386/freebsd-elf.h
* config/i386/freebsd-elf.h: Retire this file -- contents moved to
config/i386/freebsd.h.
* configure.in: Adjust for above changes.
* po/POTFILES.in: Likewise.
* po/en_GB.po: Likewise.
* po/gcc.pot: Likewise.
* configure: Rebuilt.
2000-09-28 Franz Sirl <[email protected]>
* doloop.c (doloop_modify): Prevent delete_insn() from
deleting too much. Prefer loop->top over loop->start as
target for the new JUMP insn.
(doloop_valid_p): Ignore loop with exit_count != 0.
2000-09-28 Philipp Thomas <[email protected]>
* invoke.texi (i386 Options): Add athlon to table of possible
choices for -mcpu=.
2000-09-28 Gabriel Dos Reis <[email protected]>
* diagnostic.h (output_clear_message_text): New function.
(output_message_text): New macro.
* diagnostic.c (clear_text_info): Rename to
output_clear_message_text.
(output_clear): Adjust.
(output_finish): Rename to output_finalize_message. Tweek.
(output_to_stream): Adjust.
2000-09-28 Neil Booth <[email protected]>
* cpperror.c (_cpp_begin_message): Do the test for suppression
of warnings and pedantic warnings before the "is a warning an
error" tests.
* cppinit.c (cpp_handle_option): Remove surplus \n.
* cpplex.c (ON_REST_ARG): Delete.
(skip_block_comment): Initialize prevc.
(parse_args): Improve error messages.
(maybe_paste_with_next): Use CONTEXT_VARARGS rather
than ON_REST_ARG.
* cpplib.c (cpp_push_buffer): Fix grammar in message.
* cppmain.c (main): Set callbacks for #ident and #pragma
only if no_output option is false.
(do_pragma_implementation): Only call the #pragma handler
if it is set in the cpp_reader structure.
Wed Sep 27 14:00:07 2000 Donald Lindsay <[email protected]>
* integrate.c (copy_insn_list): if an ignored return value
is being clobbered, skip cloning that into the inline copy.
2000-09-27 Joseph S. Myers <[email protected]>
* extend.texi, invoke.texi, gcc.texi, install.texi: Consistently
use @uref for formatting URLs.
2000-09-27 Mark Elbrecht <[email protected]>
* config/i386/djgpp.h (UNIQUE_SECTION): Constify the variables
name and prefix.
Tue 26-Sep-2000 18:25:38 BST Neil Booth <[email protected]>
* gcc.c (cpp_options): Add spec for -ftabstop=.
(invoke_as): New spec that handles invoking as.
Update specs to handle -save-temps and -traditional.
* ch/lang-specs.h, f/lang-specs.h, java/lang-specs.h:
Use invoke_as.
* cp/lang-specs.h, objc/lang-specs.h: Update to use
invoke_as, and handle -save-temps and -traditional (if
appropriate).
2000-09-26 Jakub Jelinek <[email protected]>
* config/sparc/sparc.c (sparc_emit_set_const64): Don't abort when
op0 is a SUBREG.
(function_arg_slotno): Accept TImode/CTImode.
* config/sparc/sparc.h (MIN_UNITS_PER_WORD): If IN_LIBGCC2 define
to UNITS_PER_WORD.
2000-09-26 Michael Hayes <[email protected]>
* flow.c (flow_loop_pre_header_scan): Punt if loop enters
from entry block.
2000-09-25 Jim Wilson <[email protected]>
* config/ia64/ia64.h (INDEX_REG_CLASS): Define to GENERAL_REGS.
(REGNO_OK_FOR_INDEX_P): Define to REGNO_OK_FOR_BASE_P.
(LEGITIMATE_ADDRESS_DISP): Use LEGITIMATE_ADDRESS_REG.
(REG_OK_FOR_INDEX): Define to REG_OK_FOR_BASE_P.
Tue 26-Sep-2000 00:16:22 BST Neil Booth <[email protected]>
* cpplex.c (parse_args): Don't set VOID_REST flag.
(CONTEXT_VARARGS): New flag.
(maybe_paste_with_next): Set context earlier in loop. Use
it. Do varargs test with CONTEXT_VARARGS flag.
(push_arg_context): Set CONTEXT_VARARGS flag if we're
pushing an argument context for a varargs argument.
* cpplib.h (VOID_REST): Delete.
* gcc.dg/cpp/vararg1.c: Add test case.
2000-09-25 Branko Cibej <[email protected]>
* flags.h: Declare warning flag warn_system_headers.
* toplev.c: Define it.
(W_options): Add option -Wsystem-headers.
* diagnostic.c (count_error): Test warn_system_headers.
* invoke.texi: Add description for -Wsystem-headers.
* cpplib.h (cpp_options): New member warn_system_headers.
* cpphash.h (CPP_PEDANTIC, CPP_WTRADITIONAL): Don't test
CPP_IN_SYSTEM_HEADER.
* cpplib.c (do_import, do_pragma_once): Likewise.
* cpperror.c (_cpp_begin_message): Test warn_system_headers
and CPP_IN_SYSTEM_HEADER.
* cppinit.c (handle_option): Recognize -Wsystem_headers.
(print_help): Describe -Wsystem_headers.
* cpplex.c (lex_line): Reorganize condition so that warnings
about C++ comments in system headers can be enabled. Remove
label do_line_comment.
Mon 25-Sep-2000 23:38:27 BST Neil Booth <[email protected]>
* cpplex.c (save_comment): Only store the initial '/'
now.
(lex_token): Combine handling of the two comment types.
Pass everything but the initial '/' to save_comment.
Mon 25-Sep-2000 23:31:45 BST Neil Booth <[email protected]>
* cpphash.h (_cpp_digraph_spellings, _cpp_process_directive,
_cpp_can_paste): New library-internal prototypes.
* cpplex.c (dump_param_spelling, output_line_command,
output_token, cpp_scan_buffer, cpp_scan_buffer_nooutput,
cpp_printf, cpp_output_list): Move to cppoutput.c.
(process_directive, can_paste, digraph_spellings): Add _cpp_ prefix.
* cppmacro.c (dump_macro_args, cpp_dump_definition) Move to
cppoutput.c.
* cppoutput.c (dump_macro_args, cpp_dump_definition, output_token,
dump_param_spelling, output_line_command, cpp_scan_buffer,
cpp_scan_buffer_nooutput, cpp_printf, cpp_output_list): Moved
from elsewhere.
* Makefile.in: Add cppoutput.c.
* po/POTFILES.in: Add cppoutput.c.
2000-09-25 Richard Henderson <[email protected]>
* config/ia64/ia64.c (ia64_print_operand): Define 'e' as 64-n.
* config/ia64/ia64.md (rotrsi3): Allow variable rotates; don't
split until after reload.
(rotlsi3, rotldi3): New.
2000-09-25 Gabriel Dos Reis <[email protected]>
* diagnostic.c (output_last_position): Define.
(set_real_maximum_length): Tweek.
* diagnostic.h (output_last_position): Declare.
2000-09-25 Kazu Hirata <[email protected]>
* config/i386/i386.c: Fix formatting.
2000-09-24 Alan Lehotsky <[email protected]>
* emit-rtl-c (gen_lowpart_common): Accept non-paradoxical SUBREG when
UNITS_PER_WORD is small.
2000-09-25 Joseph S. Myers <[email protected]>
* c-common.c (format_char_info): Add flags2; update comments.
(print_char_table, scan_char_table, time_char_table): Split some
flags out into flags2.
(check_format_info): Use flags2 for those flags, for identifying
the initial character of a scanf scanset, and for identifying
printf formats where the '0' flag is ignored with precision.
2000-09-25 Hans-Peter Nilsson <[email protected]>
Changes below marked "here" add TABs on either or both sides,
covering start of line, up to any operand for all noted .*ASM.*_OP
definitions. All callers changed.
* tm.texi: Make documented *_ASM.*_OP:s include spacing
(TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, SHARED_SECTION_ASM_OP,
BSS_SECTION_ASM_OP, SHARED_BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
ASM_BYTE_OP, FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
ASM_STABS_OP, ASM_STABD_OP, ASM_STABN_OP).
Fix typos in description for LONG_LONG_TYPE_SIZE and
FINI_SECTION_ASM_OP.
* crtstuff.c (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Explain
why these defaults don't have leading spacing.
* dbxout.c (ASM_STABS_OP, ASM_STABN_OP): Here.
* dwarf2out.c (UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
UNALIGNED_DOUBLE_INT_ASM_OP, SECTION_ASM_OP, ASM_BYTE_OP): Here.
* dwarfout.c (FILE_ASM_OP, VERSION_ASM_OP,
UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP, ASM_BYTE_OP,
PUSHSECTION_ASM_OP, POPSECTION_ASM_OP): Here.
* defaults.h (ASM_STABD_OP, EH_FRAME_SECTION_ASM_OP): Here.
* varasm.c (ASM_STABS_OP): Here.
* xcoffout.h (ASM_STABS_OP): Here.
* config/elfos.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
INT_ASM_OP, ASCII_DATA_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP,
STRING_ASM_OP): Here.
* config/freebsd.h (IDENT_ASM_OP): Here.
* config/linux-aout.h (SET_ASM_OP): Here.
* config/linux.h (SET_ASM_OP): Here.
* config/lynx.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
INT_ASM_OP): Here.
* config/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
* config/nextstep.h (EH_FRAME_SECTION_ASM_OP, ALIGN_ASM_OP): Here.
* config/openbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP): Here.
* config/psos.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
INT_ASM_OP): Here.
* config/ptx4.h (IDENT_ASM_OP, ASM_BYTE_OP, SET_ASM_OP,
SKIP_ASM_OP, ALIGN_ASM_OP, COMMON_ASM_OP, LOCAL_ASM_OP,
INT_ASM_OP, ASCII_DATA_ASM_OP, CONST_SECTION_ASM_OP,
CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
FINI_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP STRING_ASM_OP): Here.
* config/svr3.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
CONST_SECTION_ASM_OP, ASM_BYTE_OP): Here.
* config/a29k/udi.h (INT_ASM_OP): Here.
* config/alpha/alpha-interix.h (CONST_SECTION_ASM_OP,
CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
SET_ASM_OP): Here.
* config/alpha/alpha.h (TEXT_SECTION_ASM_OP,
READONLY_DATA_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
UNALIGNED_DOUBLE_INT_ASM_OP, ASM_STABS_OP, ASM_STABN_OP,
ASM_STABD_OP): Here.
* config/alpha/elf.h (IDENT_ASM_OP, SKIP_ASM_OP, ALIGN_ASM_OP,
COMMON_ASM_OP, INT_ASM_OP, ASCII_DATA_ASM_OP,
CONST_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
BSS_SECTION_ASM_OP, SBSS_SECTION_ASM_OP, SDATA_SECTION_ASM_OP,
INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP, TYPE_ASM_OP,
SIZE_ASM_OP, STRING_ASM_OP): Here.
* config/alpha/vms.h (LINK_SECTION_ASM_OP,
READONLY_SECTION_ASM_OP, LITERALS_SECTION_ASM_OP,
CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, COMMON_ASM_OP): Here.
* config/arc/arc.h (ASM_BYTE_OP, SET_ASM_OP): Here.
(PUSHSECTION_ASM_OP): Define this, not PUSHSECTION_FORMAT.
* config/arm/aof.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP):
Here.
* config/arm/aout.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
BSS_SECTION_ASM_OP, SET_ASM_OP): Here.
* config/arm/coff.h (INT_ASM_OP): Here.
* config/arm/conix-elf.h (UNALIGNED_WORD_ASM_OP): Here.
* config/arm/elf.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP): Here.
* config/arm/linux-elf.h (IDENT_ASM_OP, CONST_SECTION_ASM_OP,
INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Here.
* config/arm/unknown-elf.h (UNALIGNED_WORD_ASM_OP): Here.
* config/avr/avr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
ASM_BYTE_OP, TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP,
STRING_ASM_OP): Here. Update documentation copy in comments.
* config/c4x/c4x.h (ASM_STABS_OP, BSS_SECTION_ASM_OP): Here.
* config/clipper/clipper.h (TEXT_SECTION_ASM_OP,
DATA_SECTION_ASM_OP): Here.
* config/clipper/clix.h (BSS_SECTION_ASM_OP, INIT_SECTION_ASM_OP):
Here.
* config/convex/convex.h (TEXT_SECTION_ASM_OP,
DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
* config/d30v/d30v.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
BSS_SECTION_ASM_OP): Here.
* config/fr30/fr30.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
BSS_SECTION_ASM_OP): Here.
* config/fx80/fx80.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
Here.
* config/gmicro/gmicro.h (TEXT_SECTION_ASM_OP,
DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP): Here.
* config/h8300/h8300.h (ASM_WORD_OP): Here.
* config/i370/i370.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
BSS_SECTION_ASM_OP): Here.
* config/i386/aix386.h (INIT_SECTION_ASM_OP): Here.
* config/i386/bsd.h (ASM_BYTE_OP): Here.
* config/i386/cygwin.h (SET_ASM_OP, INT_ASM_OP): Here.
* config/i386/dgux.h (CONST_SECTION_ASM_OP): Here.
* config/i386/djgpp.h (IDENT_ASM_OP, INT_ASM_OP, SET_ASM_OP):
Here.
* config/i386/freebsd-elf.h (SET_ASM_OP): Here.
* config/i386/freebsd.h (TYPE_ASM_OP, SIZE_ASM_OP, INT_ASM_OP):
Here.
* config/i386/i386-coff.h (CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
* config/i386/i386-interix.h (STRING_ASM_OP, CONST_SECTION_ASM_OP,
CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP,
SET_ASM_OP): Here.
* config/i386/i386elf.h (BSS_SECTION_ASM_OP): Here.
* config/i386/netbsd.h (INT_ASM_OP): Here.
* config/i386/openbsd.h (INT_ASM_OP): Here.
* config/i386/osfrose.h (TYPE_ASM_OP, SIZE_ASM_OP, SET_ASM_OP,
IDENT_ASM_OP): Here.
* config/i386/sco5.h (ALIGN_ASM_OP, ASCII_DATA_ASM_OP,
ASM_BYTE_OP, IDENT_ASM_OP, COMMON_ASM_OP, SET_ASM_OP,
LOCAL_ASM_OP, INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, STRING_ASM_OP,
SKIP_ASM_OP, GLOBAL_ASM_OP): Here.
* config/i386/seq-sysv3.h (SHARED_SECTION_ASM_OP,
SHARED_BSS_SECTION_ASM_OP): Here.
* config/i386/sequent.h (SHARED_SECTION_ASM_OP): Here.
* config/i386/sun386.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
DATA_SECTION_ASM_OP): Here.
* config/i386/svr3gas.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
CONST_SECTION_ASM_OP): Here.
* config/i386/sysv3.h (INIT_SECTION_ASM_OP): Here.
* config/i386/unix.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
BSS_SECTION_ASM_OP): Here.
* config/i860/bsd-gas.h (ASCII_DATA_ASM_OP): Here.
* config/i860/bsd.h (ASCII_DATA_ASM_OP): Here.
* config/i860/fx2800.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP,
BSS_ASM_OP): Here, but use trailing spaces.
* config/i860/i860.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
DATA_SECTION_ASM_OP): Here.
* config/i860/paragon.h (ASCII_DATA_ASM_OP, BSS_SECTION_ASM_OP):
Here.
* config/i860/sysv3.h (ASCII_DATA_ASM_OP, CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP, TDESC_SECTION_ASM_OP): Here.
* config/i860/sysv4.h (CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
TDESC_SECTION_ASM_OP): Here.
* config/i960/i960-coff.h (CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
* config/i960/i960.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
Here.
* config/ia64/ia64.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
BSS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP,
UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
UNALIGNED_DOUBLE_INT_ASM_OP): Here.
* config/ia64/sysv4.h (ASM_BYTE_OP, STRING_ASM_OP, SKIP_ASM_OP,
COMMON_ASM_OP, ASCII_DATA_ASM_OP, INIT_SECTION_ASM_OP,
FINI_SECTION_ASM_OP, CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
SDATA_SECTION_ASM_OP, SBSS_SECTION_ASM_OP): Here.
* config/m32r/m32r.h (SCOMMON_ASM_OP): Here.
* config/m68hc11/m68hc11.h (GLOBAL_ASM_OP): Here.
* config/m68k/auxas.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
SET_ASM_OP): Here.
* config/m68k/coff.h (BSS_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
* config/m68k/crds.h (BSS_SECTION_ASM_OP): Here.
* config/m68k/dpx2.h (ASM_BYTE_OP, GLOBAL_ASM_OP): Here.
* config/m68k/hp320.h (ASCII_DATA_ASM_OP, GLOBAL_ASM_OP): Here.
* config/m68k/linux.h (BSS_SECTION_ASM_OP): Here.
* config/m68k/lynx.h (BSS_SECTION_ASM_OP): Here.
* config/m68k/m68k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
GLOBAL_ASM_OP): Here.
* config/m68k/m68kelf.h (SWBEG_ASM_OP, BSS_ASM_OP,
BSS_SECTION_ASM_OP): Here.
* config/m68k/m68kv4.h (BSS_ASM_OP): Here.
* config/m68k/mot3300.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
ASCII_DATA_ASM_OP, SET_ASM_OP, CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP, GLOBAL_ASM_OP, ASM_BYTE_OP, ALIGN_ASM_OP,
SKIP_ASM_OP): Here.
* config/m68k/newsgas.h (SET_ASM_OP): Here.
* config/m68k/rtemself.h (INIT_SECTION_ASM_OP,
FINI_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
* config/m68k/sgs.h (BYTE_ASM_OP, WORD_ASM_OP, LONG_ASM_OP,
SPACE_ASM_OP, ALIGN_ASM_OP, GLOBAL_ASM_OP, SWBEG_ASM_OP,
SET_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here,
but use trailing spaces.
* config/m68k/tower-as.h (TEXT_SECTION_ASM_OP,
DATA_SECTION_ASM_OP, GLOBAL_ASM_OP, INIT_SECTION_ASM_OP,
FINI_SECTION_ASM_OP, CONST_SECTION_ASM_OP, BSS_SECTION_ASM_OP):
Here.
* config/m88k/dgux.h (FINI_SECTION_ASM_OP, INIT_SECTION_ASM_OP,
CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
* config/m88k/m88k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
CONST_SECTION_ASM_OP, TDESC_SECTION_ASM_OP, CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
IDENT_ASM_OP, FILE_ASM_OP, SECTION_ASM_OP, SET_ASM_OP,
GLOBAL_ASM_OP, ALIGN_ASM_OP, SKIP_ASM_OP, COMMON_ASM_OP,
BSS_ASM_OP, FLOAT_ASM_OP, DOUBLE_ASM_OP, INT_ASM_OP, SHORT_ASM_OP,
CHAR_ASM_OP, ASCII_DATA_ASM_OP, SBSS_ASM_OP, SCOMM_ASM_OP,
SDATA_SECTION_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP, INTERNAL_ASM_OP,
VERSION_ASM_OP, UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP,
PUSHSECTION_ASM_OP, POPSECTION_ASM_OP, REQUIRES_88110_ASM_OP,
ASM_BYTE_OP): Here.
* config/m88k/openbsd.h (SET_ASM_OP): Here.
* config/m88k/sysv4.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP): Here.
* config/mcore/mcore-elf.h (UNALIGNED_INT_ASM_OP,
UNALIGNED_SHORT_ASM_OP, CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP): Here.
* config/mcore/mcore-pe.h (CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
* config/mips/elf.h (TYPE_ASM_OP, SIZE_ASM_OP,
BSS_SECTION_ASM_OP): Here.
* config/mips/elf64.h (TYPE_ASM_OP, SIZE_ASM_OP): Here.
* config/mips/iris5.h (ABICALLS_ASM_OP): Here.
* config/mips/iris6.h (TYPE_ASM_OP, SIZE_ASM_OP,
POPSECTION_ASM_OP, BSS_SECTION_ASM_OP, CONST_SECTION_ASM_OP_32,
CONST_SECTION_ASM_OP_64, CTORS_SECTION_ASM_OP,
DTORS_SECTION_ASM_OP, EH_FRAME_SECTION_ASM_OP): Here.
* config/mips/mips.c (ABICALLS_ASM_OP): Here.
* config/mips/mips.h (ASM_STABS_OP, ASM_STABN_OP, ASM_STABD_OP):
Here.
* config/mips/netbsd.h (TYPE_ASM_OP, SIZE_ASM_OP, WEAK_ASM_OP):
Here.
* config/mips/osfrose.h (SET_ASM_OP): Here.
* config/mips/sni-svr4.h (ABICALLS_ASM_OP): Here.
* config/ns32k/encore.h (SHARED_SECTION_ASM_OP): Here.
* config/ns32k/merlin.h (SHARED_SECTION_ASM_OP): Here.
* config/ns32k/ns32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
Here.
* config/ns32k/sequent.h (SHARED_SECTION_ASM_OP): Here.
* config/ns32k/tek6000.h (SHARED_SECTION_ASM_OP): Here.
* config/pa/pa-64.h (INT_ASM_OP, TYPE_ASM_OP, SIZE_ASM_OP): Here.
* config/pa/pa.h (ASM_STABS_OP, ASM_STABN_OP): Here.
* config/pj/pj.h (SET_ASM_OP, BSS_SECTION_ASM_OP): Here.
* config/pyr/pyr.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
Here.
* config/romp/romp.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
Here.
* config/rs6000/rs6000.h (SET_ASM_OP): Here.
* config/rs6000/sol2.h (ASM_STABN_OP): Here.
* config/rs6000/sysv4.h (SKIP_ASM_OP, LOCAL_ASM_OP, LCOMM_ASM_OP):
Here.
* config/sh/sh.h (SET_ASM_OP, BSS_SECTION_ASM_OP,
UNALIGNED_SHORT_ASM_OP, UNALIGNED_INT_ASM_OP): Here.
* config/sparc/linux.h (COMMON_ASM_OP): Here.
* config/sparc/linux64.h (COMMON_ASM_OP,
UNALIGNED_DOUBLE_INT_ASM_OP): Here.
* config/sparc/litecoff.h (BSS_SECTION_ASM_OP,
CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP, INT_ASM_OP): Here.
* config/sparc/lynx.h (BSS_SECTION_ASM_OP): Here.
* config/sparc/pbd.h (ASM_INT_OP): Here.
* config/sparc/sp64-elf.h (UNALIGNED_LONGLONG_ASM_OP): Here.
* config/sparc/sparc.h (ASM_BYTE_OP, TEXT_SECTION_ASM_OP,
DATA_SECTION_ASM_OP, IDENT_ASM_OP): Here.
* config/sparc/sun4gas.h (UNALIGNED_DOUBLE_INT_ASM_OP,
UNALIGNED_INT_ASM_OP, UNALIGNED_SHORT_ASM_OP): Here.
* config/sparc/sysv4.h (STRING_ASM_OP, COMMON_ASM_OP, SKIP_ASM_OP,
UNALIGNED_DOUBLE_INT_ASM_OP, UNALIGNED_INT_ASM_OP,
UNALIGNED_SHORT_ASM_OP, PUSHSECTION_ASM_OP, POPSECTION_ASM_OP,
TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP, BSS_SECTION_ASM_OP,
CONST_SECTION_ASM_OP, INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
CTORS_SECTION_ASM_OP, DTORS_SECTION_ASM_OP,
EH_FRAME_SECTION_ASM_OP): Here.
* config/sparc/vxsim.h (COMMON_ASM_OP): Here.
* config/spur/spur.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
Here.
* config/tahoe/tahoe.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
Here.
* config/v850/v850.h (SCOMMON_ASM_OP, ZCOMMON_ASM_OP,
TCOMMON_ASM_OP): Here.
* config/vax/vax.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP):
Here.
* config/we32k/we32k.h (TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP,
ASM_BYTE_OP): Here.
2000-09-25 Richard Henderson <[email protected]>
* expmed.c (store_bit_field): Adjust last change to not consider
any word-sized field naturally aligned.
2000-09-24 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
TFmode unordered compares properly. Revalidate integer compare
operands.
(alpha_emit_setcc): New.
(alpha_emit_conditional_move): Revalidate integer compare operands.
* config/alpha/alpha-protos.h: Update.
* config/alpha/alpha.md (cmpdi): Allow general operands.
(sne): Use alpha_emit_setcc.
(seq, slt, sle, sgt, sge, sltu, sleu, sgtu, sgeu): Likewise.
(sunordered, sordered): New.
2000-09-24 Richard Henderson <[email protected]>
* config/ia64/ia64-protos.h: Update.
* config/ia64/ia64.c (call_multiple_values_operation): Remove.
(ia64_expand_call): New.
(ia64_expand_prologue): Emit an alloc if we need extra input
registers.
(ia64_expand_epilogue): New arg sibcall_p; don't emit the return
instruction if true.
(struct reg_flags): Add is_sibcall.
(rtx_needs_barrier): A sibcall does not use CFM et al. Ignore USEs.
(emit_insn_group_barriers): Set flags.is_sibcall. Remove hacks
for CODE_FOR_gr_spill_internal/CODE_FOR_gr_restore_internal.
* config/ia64/ia64.h (PREDICATE_CODES): Update.
* config/ia64/ia64.md (call): Use ia64_expand_call.
(call_value): Likewise.
(sibcall, sibcall_value): New.
(call patterns): Remove extra expanders; tidy.
(sibcall_epilogue): New.
(set_bsp): Remove the extra USE. Put the operand inside the UNSPEC.
2000-09-24 Richard Henderson <[email protected]>
* emit-rtl.c (gen_lowpart_common): Use trunc_int_for_mode.
* sibcall.c (skip_pic_restore): New.
(identify_call_return_value): Use it.
2000-09-24 Mark Mitchell <[email protected]>
* c-tree.texi: Moved here from cp/ir.texi. Documented nested
functions. Generalize to handle both C and C++.
* Makefile.in (c-tree.info): New target.
(info): Add c-tree.info.
Sun Sep 24 09:15:48 2000 Richard Kenner <[email protected]>
* expr.c (store_field): If BITSIZE is negative, use size of type.
(expand_expr, case COMPONENT_EXPR): Likewise.
Sun 24-Sep-2000 11:40:23 BST Neil Booth <[email protected]>
* cpplex.c: Update TODO comment.
* cpplib.c (do_error, do_warning): Merge common code of
do_error and do_warning into do_diagnostic. Use it.
(do_diagnostic): New function.
* cpplib.h: Fix comment typo.
2000-09-24 Joseph S. Myers <[email protected]>
* c-common.c (check_format_info): Warn for a wide character string
used as a non-wide format argument.
2000-09-24 Joseph S. Myers <[email protected]>
* builtins.def (BUILT_IN_LLABS): Add.
* builtins.c (expand_builtin): Also abort on BUILT_IN_LLABS.
* c-common.c (c_common_nodes_builtins): Create builtin functions
__builtin_llabs, and plain llabs unless no_nonansi_builtins
outside of C99 mode.
(expand_tree_builtin): Handle BUILT_IN_LLABS.
Sat 23-Sep-2000 22:39:18 BST Neil Booth <[email protected]>
* cpphash.h (CPP_RESERVE, CPP_PUTS_Q, CPP_PUTS, CPP_PUTC_Q,
CPP_PUTC, DUMMY_TOKEN, NO_DUMMY_TOKEN): Delete.
* cpplex.c (_cpp_expand_token_space, _cpp_init_toklist,
_cpp_free_toklist): No need to worry about extra dummy token
at the start of token lists any more.
(trigraph_ok): Only warn outside comments.
(skip_block_comment): Set and clear lexing_comment.
(skip_line_comment): Take a cpp_reader not cpp_buffer.
Set and clear lexing_comment.
(parse_number): Handle leading '.' indicated by pfile->seen_dot.
(check_long_token): Delete.
(lex_percent, lex_dot): New subroutines of lex_token to
handle lexing of '.' and '%' without lookback.
(lex_token): Use lex_dot and lex_percent.
(lex_line): Don't check for LIST_OFFSET.
(_cpp_init_input_buffer): Update for new _cpp_init_toklist.
* cpplib.c (_cpp_parse_assertion): Similarly.
(cpp_push_buffer): Initialize extra_char.
* cpplib.h (LIST_OFFSET): Delete.
(struct cpp_buffer): New member extra_char.
(struct lexer_state): New members lexing_comment and seen_dot.
2000-09-23 Jason Merrill <[email protected]>
* config/rs6000/x-aix41 (CLIB): Define here.
* config/rs6000/t-aix43: Not here.
* config/rs6000/t-aix41: Or here. Remove.
* configure.in: Don't use it.
2000-09-22 Jason Merrill <[email protected]>
* configure.in: Add test for HAVE_LD_DWARF_LINKONCE.
* toplev.c: Use it to initialize flag_eliminate_dwarf2dups.
* config.in: Regenerate.
* configure.in: Fix checks for assembler features when using a
one-tree assembler that has not yet been built.
Fix --disable-threads.
2000-09-19 Geoff Keating <[email protected]>
* stmt.c (expand_asm_operands): Allow # in constraints.
2000-09-22 Jason Merrill <[email protected]>
* c-lex.c (skip_white_space): Just treat CRs as horizontal whitespace.
* dbxout.c (dbxout_symbol_name): Just use DECL_NAME for
function-local names.
2000-09-22 Brad Lucier <[email protected]>
Mark Mitchell <[email protected]>
* toplev.c (warn_disabled_optimization): Declare new warning flag.
* flags.h (warn_disabled_optimization): Add it here.
* gcse.c (gcse_main): Add warning when disabled.
* invoke.texi: Document -Wdisabled-optimization.
2000-09-21 Jason Merrill <[email protected]>
* dwarf2out.c (add_const_value_attribute): Multiply by length, not 4.
* dwarf2out.c (tree_add_const_value_attribute): New fn.
(gen_variable_die): Call it for non-definitions.
* dwarf2out.c (die_struct): Add die_mark field.
(mark_dies, unmark_dies): New fns.
(clear_die_sizes): Remove.
(print_die): Check die_symbol rather than die_offset.
(build_abbrev_table, output_pubnames, output_aranges): Check
die_mark rather than die_offset.
(output_comp_unit): Move calc_die_sizes after build_abbrev_table.
Call mark_dies.
Thu 21-Sep-2000 18:19:05 BST Neil Booth <[email protected]>
* cppfiles.c (lookup_include_file): Rename to open_file.
Always create a splay tree value, even on syscall failures.
Negative entries indicated by fd == -2.
Re-open files closed in the meantime.
(_cpp_fake_include): Create a negative splay tree entry.
(find_include_file, cpp_read_file): Update for function name
change.
* gcc.gd/cpp/mi4.c: Testcase.
2000-09-21 Nick Clifton <[email protected]>
* config/arm/t-arm-elf (MULTILIB_DIRNAMES): Enable multilibs for
ARM and THUMB modes.
* config/mcore/mcore.c: Fix compile time warnings.
* config/mcore/mcore-protos.h: Fix compile time warnings.
2000-09-20 J. David Anglin <[email protected]>
* configure.in: Correct test of gcc_cv_glibc.
* configure: Rebuilt.
* config.in: Rebuilt.
2000-09-20 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_fputs): Also expand when length!=1.
(expand_builtin): Handle BUILT_IN_FWRITE.
* builtins.def (BUILT_IN_FWRITE): New entry.
* c-common.c (c_common_nodes_and_builtins): Declare __builtin_fwrite.
Wed Sep 20 15:39:14 2000 Richard Kenner <[email protected]>
* gcc.c (modify_target): New variable and struct.
(process_command): Handle MODIFY_TARGET_NAME.
* tm.texi (MODIFY_TARGET_NAME): Add documentation for new macro.
* config/pa/pa.h (MODIFY_TARGET_NAME): New macro.
* c-decl.c (finish_decl): Add else's to avoid referencing
TYPE_DOMAIN of an ERROR_MARK.
Wed Sep 20 21:44:31 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (adjust_insn_length): Adjust lengths of
`reload_in*' insns.
2000-09-19 Marek Michalkiewicz <[email protected]>
* config/avr/avr.md (neghi2): Add alternative for input and output
operands in different registers, as in negsi2.
(*negsi2): Remove '*' from the name. Use "movw" if available.
2000-09-19 Jim Wilson <[email protected]>
* config/ia64/crtbegin.asm (__dso_handle): Delete use of
HAVE_GAS_HIDDEN macro.
Tue 19-Sep-2000 22:38:57 BST Neil Booth <[email protected]>
* cpplex.c (lex_line): Drop the EOF token for unknown
directives in assembler.
2000-09-19 David Edelsohn <[email protected]>
* configure.in: Allow enable_threads_flag value of "aix". Define
thread_file as "aix" for AIX 4.3 and above.
* configure: Regenerated.
* gthr-aix.h: New file.
* rs6000/t-aix43: Replace soft-float multilib with pthread.
Remove 403 processor multilib match. Fix rios2 processor multilib
match.
* rs6000/aix.h (ASM_DECLARE_FUNCTION_NAME): Use function_section
to return to appropriate csect.
2000-09-19 Kaveh R. Ghazi <[email protected]>
* builtins.c (is_valid_printf_arglist, expand_builtin_printf): New
functions.
(expand_builtin_fputs): Set `target' parameter for `expand_expr'.
(expand_builtin): Handle BUILT_IN_PUTCHAR, BUILT_IN_PUTS and
BUILT_IN_PRINTF.
* builtins.def (BUILT_IN_PUTCHAR, BUILT_IN_PUTS, BUILT_IN_PRINTF):
New entries.
* c-common.c (init_function_format_info): Handle __builtin_printf.
Set `check_function_format_ptr'.
(c_common_nodes_and_builtins): Set `puts_ftype' and
`printf_ftype'. Declare __builtin_putchar, __builtin_puts,
__builtin_printf and printf.
* tree.c, tree.h (check_function_format_ptr): Declare.
Tue 19-Sep-2000 18:26:57 BST Neil Booth <[email protected]>
* cppfiles.c (read_include_file): Take no special action for
zero-length files.
2000-09-19 Bernd Schmidt <[email protected]>
* final.c (insn_current_reference_address): Use INSN_SHUID of seq
rather than that of branch.
(shorten_branches): Don't increment insn_current_address twice.
Undo most of the Wed Jan 27 23:39:53 1999 patch:
* loop.h (struct induction): Delete members derived, ix and last_use.
(struct loop_ivs): Delete members first_increment_giv and
last_increment_giv.
* loop.c (verify_dominator, find_life_end, cmp_recombine_givs_stats,
recombine_givs): Delete functions.
(find_and_verify_loops): Don't initialize cont_dominator.
(strength_reduce): Lose code to try to find bivs that can be
expressed as givs of another biv, and to convert biv increments
into givs.
Lose loop_scan_start variable, always use loop->scan_start.
Don't call recombine_givs. Don't handle derived givs.
(record_giv): Don't initialize derived and last_use fields.
(biv_eliminiation_giv_has_0_offset): Lose code to handle derived
givs.
* unroll.c (derived_regs): Delete static variable.
(unroll_loop): Don't initialize it.
(copy_loop_body): Lose code to handle derived givs.
(find_splittable_givs): Don't check for givs made from biv
increments.
Don't set derived_regs.
Fix misapplied earlier patch:
* config/sh/sh.md (floatsisf_ie): Reenable. Remove explicit reference
to fpul.
(floatsisf2): Generate floatsisf_ie by default.
(floatsisf_i4): Conditional on TARGET_SH4.
(floatsisf2, floatsidf2, extendsfdf2): Also use reg_no_subreg_operand
predicate for the expanders.
2000-09-19 Richard Henderson <[email protected]>
* config/i386/i386.h (CPP_CPU_SPEC): Define i586 and i686 symbols
in addition to pentium and pentiumpro symbols.
(CPP_CPU_DEFAULT_SPEC): Likewise.
* c-typeck.c (c_expand_asm_operands): Restore the output tree
after expanding.
* stmt.c (expand_expr_stmt): Only call warn_if_unused_value
if the tree has side effects.
(warn_if_unused_value): Do not warn about void constructs.
* c-decl.c (poplevel): Invoke warn_about_unused_variables.
* unroll.c (copy_loop_body): Update LABEL_NUSES before
calling invert_jump.
2000-09-18 Geoff Keating <[email protected]>
* combine.c (can_combine_p): Don't substitute an ASM_OPERANDS
into anything.
2000-09-18 Kaveh R. Ghazi <[email protected]>
* Makefile.in (c-common.o): Depend on diagnostic.h.
* c-common.c: Include diagnostic.h.
(tfaff): Delete.
(status_warning): New function.
(check_format_info, maybe_read_dollar_number, check_format_types,
finish_dollar_format_checking, check_function_format): Accept a
`status' parameter. All callers changed.
* c-common.h (check_function_format): Accept a `status' parameter.
* c-typeck.c: Update call to `check_function_format'.
2000-09-18 Richard Henderson <[email protected]>
* c-decl.c (c_expand_body): Call mark_varargs before
expand_function_start.
2000-09-18 Geoff Keating <[email protected]>
* config/rs6000/eabi-cn.asm: Use /**/ to delimit comments, not #.
* config/rs6000/eabi-ci.asm: Likewise.
2000-09-18 Richard Henderson <[email protected]>
* emit-rtl.c (init_emit_once): Initialize const_tiny_rtx
for BImode.
2000-09-18 Jim Wilson <[email protected]>
* unroll.c (loop_iterations): Pass increment to extend_for_giv_value
before passing it to fold_rtx_mult_add.
* unroll.c (final_giv_value): Pass increment through
extend_value_for_giv before passing it to emit_iv_add_mult.
* function.c (fixup_var_refs_1, case ZERO_EXTRACT): If we have a
paradoxical subreg, then directly substitute the replacement and
return.
Mon 18-Sep-2000 22:12:44 BST Neil Booth <[email protected]>
* cpp.texi: Update documentation, including some clarifications,
the treatment of various newline combinations, and space between
backslash and newline.
Mon Sep 18 21:00:47 2000 J"orn Rennecke <[email protected]>
* sdbout.c (PUT_SDB_DEF, PUT_SDB_TAG, PUT_SDB_EPILOGUE_END):
Replace ASM_OUTPUT_LABELREF with assemble_name.
Mon Sep 18 20:26:50 2000 J"orn Rennecke <[email protected]>
* sh.c (addsubcosts): CONST is not cheap.
(find_barrier): For Sh1, take alignment after jumps into account.
2000-09-15 Andrew Haley <[email protected]>
* toplev.c (rest_of_compilation): Call purge_hard_subreg_sets to
remove all SETs of SUBREGs of hard registers.
* function.c (purge_hard_subreg_sets): New function.
(purge_single_hard_subreg_set): New function.
* rtl.h: (purge_hard_subreg_sets): New function.
2000-09-18 Richard Henderson <[email protected]>
* config/ia64/ia64-protos.h: Update.
* config/ia64/ia64.c (signed_inequality_operator): New.
(ia64_expand_compare): New.
(ia64_register_move_cost): Handle PR_REGS moves.
(ia64_secondary_reload_class): Require a GR when moving to a PR.
(struct reg_write_state): Add written_by_and/or.
(struct reg_flags): Add is_and/or.
(rws_update): Set them.
(rws_access_regno): Test them to allow parallel comparisons.
(rtx_needs_barrier): Recognize parallel comparisons.
(emit_insn_group_barriers): Set prev_insn after a call stop bit.
Call recog_memoized; ignore pred_rel_mutex.
(emit_predicate_relation_info): Don't call find_basic_blocks here.
(ia64_reorg): Do it here instead.
* config/ia64/ia64.h: s/CCmode/BImode/g
(MODES_TIEABLE_P): Don't tie BImode.
(PREFERRED_RELOAD_CLASS): Do not reload operations into AR regs.
(CONST_COSTS): Pick sensible values for CONST_INT based on context.
(RTX_COSTS): Make multiply 4 insns.
(MEMORY_MOVE_COST): New.
(PREDICATE_CODES): Update.
* config/ia64/ia64.md: s/CCmode/BImode/g
(movcci, movbi): New.
(andbi3, andcmbi3, iorbi3, iorcmbi3, one_cmplbi2): New.
(cmpsi_and_0, cmpsi_and_1, cmpsi_andnot_0, cmpsi_andnot_1): New.
(cmpdi_and_0, cmpdi_and_1, cmpdi_andnot_0, cmpdi_andnot_1): New.
(tbit_and_0, tbit_and_1, tbit_and_2, tbit_and_3): New.
(cmpsi_or_0, cmpsi_or_1, cmpsi_orcm_0, cmpsi_orcm_1): New.
(cmpdi_or_0, cmpdi_or_1, cmpdi_orcm_0, cmpdi_orcm_1): New.
(tbit_or_0, tbit_or_1, tbit_or_2, tbit_or_3): New.
(mulsi, muldi): Use xmpy not xma.
(cmpbi): New.
(movcc, movcc_internal): Remove.
(branch expanders): Use ia64_expand_compare.
(setcc expanders): Likewise.
(cmov insns): Use move_operand and ia64_move_ok.
(pred_rel_mutex): Use unspec not unspec_volatile. Prevent the
scheduler from moving it past a use.
* config/ia64/build.hacks: Remove.
Mon 18-Sep-2000 19:21:35 BST Neil Booth <[email protected]>
* cpphash.h (HASHSTEP): Take character rather than pointer
to character.
(_cpp_check_directive, _cpp_check_linemarker): Update prototypes.
* cpphash.c (cpp_loookup): Update for new HASHSTEP.
* cpplex.c (auto_expand_name_space, trigraph_replace,
backslash_start, handle_newline, parse_name, INIT_TOKEN_STR,
IMMED_TOKEN, PREV_TOKEN_TYPE, PUSH_TOKEN, REVISE_TOKEN,
BACKUP_TOKEN, BACKUP_TRIGRAPH, MIGHT_BE_DIRECTIVE,
KNOWN_DIRECTIVE): Delete.
(handle_newline, check_long_token, skip_escaped_newlines,
unterminated): New functions.
(ACCEPT_CHAR, SAVE_STATE, RESTORE_STATE): New macros.
(parse_identifier): Was parse_name, new implementation.
(skip_line_comment, skip_block_comment, skip_whitespace,
parse_number, parse_string, trigraph_ok, save_comment,
adjust_column, _cpp_get_line): New implementations.
(lex_token): New function. Lexes a token at a time, looking
forwards. Contains most of the guts of the old lex_line.
(lex_line): New implementation, using lex_token to obtain
individual tokens.
(cpp_scan_buffer): Use the token's line, not the list's line.
* cpplib.c (_cpp_check_directive, _cpp_check_linemarker):
New implementations.
(do_assert): Don't bother setting the answer's list's line.
(cpp_push_buffer): Initialize new pfile and read_ahead members
of struct cpp_buffer.
* cpplib.h (cppchar_t): New typedef.
(struct cpp_buffer): read_ahead, pfile and col_adjust are
new members.
(struct lexer_state): New structure that determines the state
and behavior of the lexer.
(IN_DIRECTIVE, KNOWN_DIRECTIVE): New macros.
(struct cpp_reader): New member "state". Rename
multiline_string_line and multiline_string_column. Delete
col_adjust, in_lex_line members.
(CPP_BUF_COLUMN): Update.
2000-09-18 Richard Henderson <[email protected]>
* combine.c (simplify_comparison): Shift a NOT out of a single
bit test.
* combine.c (if_then_else_cond): Canonicalize BImode true to
STORE_FLAG_VALUE.
* explow.c (trunc_int_for_mode): Likewise.
* combine.c (combine_simplify_rtx): Use gen_unary to distribute
the NOT for De Morgan's rule.
* simplify-rtx.c (simplify_unary_operation): Simplify a BImode NOT
of a comparison to the reverse comparison.
* combine.c (try_combine): Allow split to create a single insn.
* machmode.def: Add BImode. Add a column for bitsize.
* machmode.h (DEF_MACHMODE): Adjust for extra column.
(GET_MODE_BITSIZE): Use it.
* rtl.c (DEF_MACHMODE): Adjust for extra column.
(mode_bitsize): New.
(mode_mask_array): Use bitsize.
* combine.c (combine_simplify_rtx): Require inner and outer
modes to match on nonzero_bits optimizations.
2000-09-18 Bernd Schmidt <[email protected]>
* reload1.c (forget_old_reloads_1): If a hard reg is stored, clear
its entry in spill_reg_store.
* config/sh/lib1funcs.ams (movstr_i4 functions): Always compile in.
* sh.c (reg_no_subreg_operand): New function.
* sh-protos.h (reg_no_subreg_operand): Declare it.
* sh.h (PREDICATE_CODES): Add it.
* sh.md (floatsisf2_i4, floatsidf2_i, extendsfdf2_i4): Use it for
input operand that needs to be in fpul.
(fix_truncsfsi2, fix_truncsfsi2_i4): Use register_operand for output.
* sh.c (find_barrier): Take into account that machine_dependent_reorg
might add new insns.
2000-09-18 Alexandre Oliva <[email protected]>
* config/sh/sh.c (sh_expand_prologue): Mark GOTaddr2picreg as
MAYBE_DEAD.
(sh_expand_epilogue): Take the PIC register into account when
computing the frame size.
* config/sh/sh.c (nonpic_symbol_mentioned_p): Check LABEL_REFs.
* config/sh/sh.md (sym_label2reg, symPLT_label2reg): Protect
LABEL_REFs with a PIC-safe unspec.
2000-09-18 Joseph S. Myers <[email protected]>
* c-common.c (check_format_info): Properly save the argument
number and parameter for $ operand number formats in case width
and precision arguments are also used. Allow printf width and
precision arguments to have operand numbers even if none was
specified for the main format, since this is OK for %*.*m. Only
object to missing $ operand number if the format used requires an
argument.
2000-09-18 Joseph S. Myers <[email protected]>
* c-common.c (format_char_info): Add 'W' flag to comment.
(print_char_table, scan_char_table): Use it.
(check_format_info): Use the 'W' flag to determine whether a
format argument is written into.
2000-09-18 Joseph S. Myers <[email protected]>
* c-common.c (check_format_types): Reorganize and clean up,
checking earlier for ERROR_MARKs and making cur_type into its
TYPE_MAIN_VARIANT where convenient.
2000-09-18 Joseph S. Myers <[email protected]>
* gcc.c (cpp_options): Add specs for __STDC_HOSTED__.
2000-09-18 Bernd Schmidt <[email protected]>
* optabs.c (emit_libcall_block): Set CONST_CALL_P for the call.
* i386-protos.h (ix86_init_builtins, ix86_expand_builtin): Declare.
* i386.c (struct builtin_description): New.
(bdesc_comi, bdesc_2arg, bdesc_1arg): New arrays.
(mmx_reg_operand): Declare MODE arg as unused.
(ix86_expand_sse_comi, ix86_expand_sse_compare, safe_vector_operand,
ix86_expand_unop1_builtin, ix86_expand_unop_builtin,
ix86_expand_binop_builtin, ix86_expand_store_builtin,
ix86_init_builtins, ix86_expand_builtin): New functions.
* i386.h (ix86_builtins): New enumeration.
(MD_INIT_BUILTINS, MD_EXPAND_BUILTIN): New macros.
* i386.md (attr length_immediate): 0 for mmx/sse types.
(attr prefix_0f): 1 for mmx/sse types.
(setcc_2): Remove "*" so we get gen_setcc_2.
(emms): Account for changed register numbering. Set "memory" attr
to unknown.
(sfence): Set "memory" attr to unknown.
2000-09-18 Andreas Jaeger <[email protected]>
* configure.in: Define _GNU_SOURCE only when using the GNU C
Library.
* configure: Regenerated.
* config.in: Regenerated.
2000-09-17 Mark Mitchell <[email protected]>
* cppinit.c (cpp_init): Don't use ANSI prototypes.
* flow.c (flow_dump_loop): Likewise.
(flow_loops_dump): Likewise.
* c-typeck.c (c_start_case): Fix typo.
2000-09-17 Joseph S. Myers <[email protected]>
* c-decl.c (grokdeclarator): Don't give a warning about defaulting
to int for plain complex which defaults to complex double. Do
warn about defaulting to complex double if pedantic. Warn about
complex integer types if pedantic. Warn about complex types if
pedantic and not in C99 mode.
* c-typeck.c (build_unary_op): If pedantic, warn about use of ~
for complex conjugation.
2000-09-17 Joseph S. Myers <[email protected]>
* contrib.texi: Update my entry.
Sun Sep 17 18:48:32 2000 Denis Chertykov <[email protected]>
* config/avr/avr.md (mcu_enhanced): New attribute.
(mcu_mega): Likewise.
(extendhisi2): Use mcu_enhanced.
(zero_extendhisi2): Likewise.
(call_insn): Use mcu_enhanced and mcu_mega.
(call_value_insn): Likewise.
(*sbrx_branch): Use mcu_mega.
(*sbrx_and_branchsi): Likewise.
(*sbrx_and_branchhi): Likewise.
(*tablejump_lib): Likewise.
Sun Sep 17 10:46:17 2000 Richard Kenner <[email protected]>
* alias.c (true_dependence): Allow non-unchanging read to conflict
with unchanging write.
* expr.c (store_constructor_field): Accept ALIAS_SET arg.
(store_constructor): Pass alias_set to it.
* c-decl.c (grokdeclarator): Reorder tests to avoid looking at
TYPE_MAIN_VARIANT of ERROR_MARK.
* c-lex.c (readescape): Avoid using printf syntax we don't recognize.
* simplify-rtx.c (simplify_unary_operation): Add cases
FLOAT_EXTEND and FLOAT_TRUNCATE to ones that return 0.
2000-09-17 Bernd Schmidt <[email protected]>
* expr.h (emit_library_call, emit_library_call_value): Delete
declarations.
* rtl.h (enum libcall_type): New.
(emit_library_call, emit_library_call_value): Change fn_type arg to
be of type enum libcall_type.
* calls.c: Likewise for the function definitions. Several callers
throughout changed to use the new enumeration appropriately.
(emit_library_call_value_1): Likewise. Put back code to make libcall
blocks of equal form, but only use it for the two new higher
enumeration values.
2000-09-16 Mark Mitchell <[email protected]>
Convert the C front-end to use function-at-a-time mode.
* c-common.h: Include splay-tree.h.
(C_DECLARED_LABEL_FLAG): New macro.
(struct language_function): Add x_scope_stmt_stack and
x_function_name_declared_p.
(RECHAIN_STMTS): Move definition.
(lang_statement_code_p): Likewise.
(lang_expand_stmt): Likewise.
(lang_expand_decl_stmt): New variable.
(lang_expand_function_end): Likewise.
(current_scope_stmt_stack): New function.
(add_decl_stmt): Likewise.
(add_scope_stmt): Likewise.
(mark_stmt_tree): Likewise.
(struct c_lang_decl): New structure.
(DECL_SAVED_TREE): Define.
(c_mark_lang_decl): New function.
(c_expand_start_cond): Change prototype.
(c_finish_then): New function.
(c_finish_else): Likewise.
(current_function_name_declared): Remove.
(set_current_function_name_declared): Likewise.
(mark_c_language_function): Declare.
(case_compare): Likewise.
(c_add_case_label): Likewise.
(c_expand_expr): Likewise.
(c_safe_from_p): Likewise.
* c-common.c (lang_expand_function_end): New variable.
(struct if_elt): Add if_stmt.
(c_expand_start_cond): Add the if-statement to the statement-tree,
rather than generating RTL.
(c_finish_then): New function.
(c_expand_start_else): Don't generate RTL.
(c_finish_else): New function.
(c_expand_expr_stmt): Don't generate RTL.
(statement_code_p): Add SCOPE_STMT.
(case_compare): New function.
(c_add_case_label): Likewise.
(mark_stmt_tree): Likewise.
(c_mark_lang_decl): Likewise.
(mark_c_language_function): Likewise.
(c_expand_expr): Likewise.
(c_safe_from_p): Likewise.
* c-decl.c (c_stmt_tree): New variable
(c_scope_stmt_stack): Likewise.
(c_function_name_declared_p): Likewise.
(lang_expand_expr_stmt): Remove.
(poplevel): Don't call output_inline_function for nested
functions.
(pushdecl): Don't set DECL_CONTEXT for a local declaration of an
`extern' function.
(redeclaration_error_message): Change means of computing whether
or not a function is nested.
(lookup_label): Don't call label_rtx.
(init_decl_processing): Add more GC roots.
(start_decl): Add DECL_STMTs to the statement-tree, rather than
calling rest_of_decl_compilation.
(finish_decl): Don't call expand_decl.
(store_parm_decls): Begin the statement-tree, but don't generate
RTL.
(finish_function): Tie off the statement-tree. Call c_expand_body
if appropriate.
(c_expand_body): New function.
(push_c_function_context): Save more information.
(pop_c_function_contxt): Likewise.
(copy_lang_decl): Now that we use DECL_LANG_SPECIFIC, copy it.
(lang_mark_tree): Mark it.
(current_stmt_tree): Adjust.
(current_scope_stmt_stack): New function.
(do_case): Remove.
(set_current_name_declared): Likewise.
(c_begin_compound_stmt): Define.
(c_expand_decl_stmt): Likewise.
* c-lang.c: Include rtl.h and expr.h.
(lang_init): Set more language-specific hooks.
* c-lex.c: Include expr.h.
* c-parse.in: Changes throughout to add statements to the
statement-tree, rather than generating RTL after every statement.
* c-semantics.c (lang_expand_decl_stmt): Define.
(add_decl_stmt): New function.
(add_scope_stmt): Likewise.
(finish_stmt_tree): Tweak.
(genrtl_expr_stmt): Likewise.
(genrtl_decl_stmt): Handle local labels, and call
lang_expand_decl_stmt if required.
(genrtl_for_stmt): Fix line-number handling.
(genrtl_case_label): Handle cleanups.
(genrtl_asm_stmt): Don't call combine_strings.
(genrtl_compound_stmt): Simplify.
(expand_stmt): Handle SCOPE_STMTs.
* c-tree.h (struct lang_decl): New structure.
(C_DECLARED_LABEL_FLAG): Remove.
(c_begin_compound_stmt): Declare.
(c_expand_decl_stmt): Likewise.
(c_expand_start_case): Rename to c_start_case.
(c_finish_case): New function.
* c-typeck.c (start_init): Tweak setting of
constructor_incremental.
(c_expand_asm_operands): Tweak error-handling. Add to the
statement-tree.
(c_expand_return): Add to the statement-tree.
(c_expand_start_case): Rename to ...
(c_start_case): ... this.
(struct c_switch): New type.
(switch_stack): New variable.
(do_case): Simplify.
(c_finish_case): New function.
* dependence.c: Include expr.h.
(enum dependence_type): Change spelling of enumerals.
(check_node_dependence): Adjust.
* expr.h (lang_safe_from_p): Declare.
(safe_from_p): Likewise.
* expr.c (lang_safe_from_p): New variable.
(safe_from_p): Give it external linkage. Use lang_safe_from_p.
* stmt.c (expand_expr_stmt): Avoid clobberring of last_expr_type.
* toplev.c (rest_of_decl_compilation): Robustify.
* tree.c (contains_placeholder_p): Likewise.
* Makefile.in: Update dependencies.
* objc/objc-act.h: Adjust calculation of value for dummy_tree_code.
* objc/objc-act.c: Include rtl.h, expr.h, and c-common.h.
(objc_expand_function_end): New function.
(finish_method_def): Use it.
(init_objc): Initialize more language-specific hooks.
* objc/Make-lang.in: Update dependencies.
2000-09-16 Geoffrey Keating <[email protected]>
* configure.in: Define macros that affect features before
testing for features. Don't define _XOPEN_SOURCE.
* configure: Regenerated.
* config.in: Regenerated.
Sat Sep 16 19:42:50 EDT 2000 John Wehle ([email protected])
* rtlanal.c (rtx_varies_p): Volatile asms vary.
(rtx_unstable_p): Restructure code. Volatile asms
are unstable.
Sat Sep 16 14:35:55 2000 Richard Kenner <[email protected]>
* function.h (no_debugging_symbols): New field.
* integrate.c (save_for_inline): Renamed from save_for_inline_nocopy.
Initialize no_debugging_symbols.
(output_inline_function): Save and restore write_symbols and set from
no_debugging_symbols.
* toplev.c (rest_of_compilation): Call save_for_inline.
* tree.h: Update comment.
* stor-layout.c (place_field): Don't do anything if field or
its type are ERROR_MARK.
Sat Sep 16 19:14:00 2000 Laurynas Biveinis <[email protected]>
* cppfiles.c (purge_cache): Use munmap only if MMAP_THRESHOLD defined.
(read_include_file): Ensure inc->mmaped is initialized.
2000-09-16 Richard Henderson <[email protected]>
* cppiles.c (purge_cache): Use PTR not caddr_t.
2000-09-16 Hans-Peter Nilsson <[email protected]>
* gcc.c: In description for %{<S}, say the option removed is -S.
* invoke.texi (Spec Files): Ditto.
2000-09-16 Andreas Jaeger <[email protected]>
* configure.in: Always define _GNU_SOURCE to make interfaces
visible that were hidden by only defining _GNU_SOURCE.
* configure: Regenerated.
Sat 16-Sep-2000 08:13:45 BST Neil Booth <[email protected]>
* cpplex.c (push_macro_context): Set an argument's level after
calling parse_args. We could loop infinitely otherwise.
2000-09-15 Tom Tromey <[email protected]>
* configure, config.in: Rebuilt.
* configure.in: Check for iconv.h. Define _XOPEN_SOURCE.
2000-09-15 Greg McGary <[email protected]>
* cppmacro.c (check_trad_stringification): Check token
text pointers against limit before dereferencing.
2000-09-15 Joseph S. Myers <[email protected]>
* c-common.c (format_wanted_type): New structure.
(check_format_types): New function.
(check_format_info): Pass all checking of types of format
arguments, including width and precision arguments, to this new
function.
2000-09-15 Gerald Pfeifer <[email protected]>
* BUGS: Remove file.
2000-09-15 Jakub Jelinek <[email protected]>
* config/alpha/alpha.c (override_options): ev6 cache latencies
from Richard Henderson. Don't allow -mmemory-latency=L0.
* config/alpha/alpha.h (TARGET_CPU_EV5, TARGET_CPU_EV6): Define.
(TARGET_OPTIONS): Add tune=.
(alpha_tune_string): Declare.
* config/alpha/alpha.c (override_options): Add cpu_table.
Use alpha_cpu_string first to set both alpha_cpu and target_flags
and then alpha_tune_string to set alpha_cpu only.
Replace tests for PROCESSOR_EV* with TARGET_CPU_EV* tests.
* config/alpha/elf.h (ASM_FILE_START): Likewise.
* config/alpha/osf.h (ASM_FILE_START): Likewise.
* config/alpha/openbsd.h (ASM_FILE_START): Likewise.
Fri Sep 15 19:45:55 MET DST 2000 Jan Hubicka <[email protected]>
* i386-protos.h (no_comparison_operator, uno_comparison_operator):
Remove.
(ix86_comparison_operator, ix86_cc_mode): Declare
* i386.h (CCGC, CCGCO): New modes.
(SELECT_CC_MODE): Move offline to ....
* i386.c (ix86_cc_mode): .... here; use new modes.
(ix86_comparison_operator): New.
(fcmov_comparison_operator): Ensure proper mode.
(put_condition_mode): More sanity checking.
(ix86_match_ccmode): Handle new modes.
(ix86_expand_fp_compare): GEU requires CCmode.
(ix86_expand_strlensi_unroll_1): Use emit_cmp_and_jump_insn instead of
doing it by hand.
* i386.md (cmp?i_ccz_1): Remove
(cmp?i_ccno_1): Use ix86_match_ccmode.
(cmp?i_minus_1): New.
(cmpsi_1): New expander.
(cmpqi_ext_1): Use match_ccmode
(cmpqi_ext_3): New expander.
(cmpqi_ext_3_insn): Rename from cmpqi_ext_3.
(cmpqi_ext_4): Use match_ccmode.
(add?i_?): Use match_ccmode.
(add?i_6): New.
(test?i_ccz_1): Remove
(test?i_1): New.
(testsi_ccno_1, testqi_ccz_1, testqi_ext_ccno_0): New expander.
(testqi_ext_0): Use ix86_match_ccmode.
(*xorqi_cc_ext_1): Use ix86_match_ccmode.
(xorqi_cc_ext_1): New expander.
(shift patterns): Use CCGOCmode for all shifts except for sar.
(setcc_?, jcc_?, miv?icc_nic): Use ix86_comparison_operator.
(setcc_3, jcc_3, miv?icc_c): Remove.
2000-09-15 Will Cohen <[email protected]>
* dwarf2out.c (add_const_value_attribute): Changed array into a
xmalloced object, so it exists after function exit.
(free_AT): Added case for dw_val_class_float to free allocated
memory.
2000-09-15 Kazu Hirata <[email protected]>
* config/i386/i386.md: Fix a comment typo.
* gcc.c: Fix formatting.
2000-09-15 Bernd Schmidt <[email protected]>
* optabs.c (emit_libcall_block): If target is a user variable,
copy to a temporary first.
* expr.c (convert_move): When generating a libcall, make a libcall
block.
* calls.c (emit_library_call_value_1): Don't create a libcall
sequence here; our caller will in most cases do it.
* sh.h (SECONDARY_INPUT_RELOAD_CLASS): Handle moving T, MACL or
MACH into FPUL.
(SECONDARY_OUTPUT_RELOAD_CLASS): Similar case.
* sh.md (reload_outsf): Generate recognizable patterns for
TARGET_SH3E.
(floatsisf2, floatsisf2_ie, floatsisf2_i4, fix_truncsfsi2,
fix_truncsfsi2_i4, fixsfsi, floatsidf2, floatsidf2_i, fix_truncdfsi2,
fix_truncdfsi2_i, extendsfdf2, extendsfdf2_i4, truncdfsf2,
truncdfsf2_i4): Change not to use explicit references to fpul.
(floatsisf2_ie): Remove USE of fpscr.
(floatsisf2): Change default expansion to match this.
(fix_truncsfsi2_i4_2, fix_truncdfsi2_i4 & splitters): Comment out
unused patterns.
2000-09-15 Richard Henderson <[email protected]>
* expmed.c (store_bit_field): Consider naturally aligned
memory for direct reference.
2000-09-15 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_expand_unaligned_load): Force all
AND addresses into alias set 0.
(alpha_expand_unaligned_store): Likewise.
(alpha_expand_unaligned_load_words): Likewise.
(alpha_expand_unaligned_store_words): Likewise.
2000-09-15 Bernd Schmidt <[email protected]>
* config/sh/sh.h (CPP_SPEC): For -m4-nofpu, define __SH4_NOFPU__.
* config/sh/lib1funcs.asm (movstr_i4): Also compile if __SH4_NOFPU__
is defined.
* config/mips/mips.c (mips_va_arg): Args passed by reference have a
rsize of UNITS_PER_WORD.
Fri 15-Sep-2000 06:49:07 BST Neil Booth <[email protected]>
* cpplex.c (ON_REST_ARG): Correct the test.
(maybe_paste_with_next): Duplicate a token that fail pasting,
and clear its PASTE_LEFT flag, so that nested pasting attempts
do not occur.
2000-09-14 Richard Henderson <[email protected]>
* calls.c (precompute_register_parameters): Use COSTS_N_INSNS, not 2.
* cse.c (rtx_cost): Likewise.
* optabls.c (expand_binop): Likewise.
(expand_twoval_binop, prepare_cmp_insn): Likewise.
* regclass.c (copy_cost): Likewise.
* reload1.c (reload_cse_move2add): Likewise.
2000-09-14 Joseph S. Myers <[email protected]>
* c-parse.in (reswords): Add _Complex.
2000-09-14 J. David Anglin <[email protected]>
* gcc.1: Delete documentation for -undef preprocessor option.
2000-09-14 Alexandre Oliva <[email protected]>
* config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
STARTFILE_SPEC, ENDFILE_SPEC): Remove define.
* config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
Remove undefine before config/elfos.h.
* config/sh/t-sh (EXTRA_MULTILIB_PARTS): Comment out.
2000-09-14 Kazu Hirata <[email protected]>
* invoke.texi (H8/300 Options): Add -ms2600.
* config/h8300.c (h8300_init_once): Output an error when -ms2600
is used without -ms.
* config/h8300.h (TARGET_MAC): New.
(TARGET_SWITCHES): Add -ms2600 and -mno-s2600.
(CONDITIONA_REGISTER_USAGE): Disable the mac register on any
machine other than H8S/2600.
* config/h8300.md: Accept mac instructions on the H8S/2600 instead
of the H8S/2000.
2000-09-14 Alexandre Oliva <[email protected]>, Bernd Schmidt <[email protected]>
* reload.c (find_reloads_address_1): Generate reloads for auto_inc
pseudos that refer to the original pseudos, not only to their
equivalent memory locations.
Thu Sep 14 12:10:16 2000 Richard Kenner <[email protected]>
* expr.c (expand_expr, case COMPONENT_EXPR): Copy memory attributes
when making new MEM.
* Makefile.in (LN): Remove duplicate definition.
2000-09-12 Bernd Schmidt <[email protected]>
From Joern Rennecke:
* local-alloc.c (update_equiv_regs): If there is no REG_EQUAL note
on an insn and function_invariant_p returns nonzero for the source,
add a REG_EQUAL note.
Thu Sep 14 00:51:57 EDT 2000 John Wehle ([email protected])
* alias.c (memrefs_conflict_p): An ADDRESSOF doesn't
conflict with frame_pointer_rtx.
2000-09-13 Kazu Hirata <[email protected]>
* loop.c: Fix formatting.
* loop.h: Likewise.
2000-09-13 Richard Henderson <[email protected]>
* config/ia64/ia64.md (divsf3): New.
(divsf3_internal_lat, divsf3_internal_thr): New.
(divdf3, divdf3_internal_lat, divdf3_internal_thr): New.
(divtf3, divtf3_internal_lat, divtf3_internal_thr): New.
(adddf3_trunc, subdf3_trunc, muldf3_trunc): New.
(madddf4_trunc, msubdf4_trunc, nmuldf3_trunc): New.
(nmadddf4_alts, nmadddf4_trunc): New.
(addtf3_truncsf, addtf3_truncdf, subtf3_truncsf): New.
(subtf3_truncdf, multf3_truncsf, multf3_truncdf): New.
(multf3_truncsf_alts, multf3_truncdf_alts): New.
(maddtf4_truncsf, maddtf4_truncdf, maddtf4_alts_truncdf): New.
(msubtf4_truncsf, msubtf4_truncdf, nmultf3_truncsf): New.
(nmultf3_truncdf, nmaddtf4_truncsf, nmaddtf4_truncdf): New.
(nmaddtf4_truncdf_alts): New.
(recip_approx): Don't predicate.
2000-09-13 Richard Henderson <[email protected]>
* config/ia64/lib1funcs.asm (__divsf3): Protect fnorm.s with p6.
2000-09-13 Stephane Carrez <[email protected]>
* flags.h (flag_dump_rtl_in_asm): Declare.
* toplev.c (flag_dump_rtl_in_asm): Define.
(decode_d_option): Set flag_dump_rtl_in_asm and flag_print_asm_name
if -dP is specified.
* rtl.h (print_rtx_head): Declare.
* print-rtl.c (print_rtx_head): Define.
(print_rtx): Print the string pointed to by print_rtx_head
at beginning of each dump line.
(print_rtl): Likewise.
(print_rtl_single): Likewise.
* final.c (final_scan_insn): Dump the insn in the assembly
file for debugging.
* gcc.1: Document -dP option.
* invoke.texi (Debugging Options): Likewise.
2000-09-13 Stephane Carrez <[email protected]>
* md.texi (Machine Constraints): Document the 68HC11 constraints.
* install.texi (Configurations): Document the 68HC11&68HC12 port.
* invoke.texi (Option Summary, M68hc1x Options): Document the options.
Tue Sep 12 13:51:13 2000 Denis Chertykov <[email protected]>
* config/avr/avr.h (ASSEMBLER_DIALECT): New macro declared.
* config/avr/avr.md (*movstrqi_insn): Cleanup output template.
(*clrstrqi): Likewise.
(xorhi3,xorsi3,absqi2): Likewise.
(one_cmplhi2,one_cmplsi2): Likewise.
(addsi3): Two stupid constraint alternatives removed.
(extendhisi2): Use `movw' for enhanced avr cores.
(zero_extendhisi2): Likewise.
Wed Sep 13 02:31:23 EDT 2000 John Wehle ([email protected])
* alias.c (find_base_term): Use frame_pointer_rtx
when handling an ADDRESSOF.
* cse.c (canon_hash): Handle USE of BLKmode memory.
(cse_insn): Outgoing arguments for a libcall don't
affect any recorded expressions.
2000-09-12 Tom Tromey <[email protected]>
* configure, config.in: Rebuilt.
* configure.in: Check for iconv, nl_langinfo, langinfo.h.
2000-09-12 Jakub Jelinek <[email protected]>
* c-lex.c (lex_string): Use charwidth to compute bytemask.
* expr.c (expand_expr): Don't optimize constant array references
initialized with wide string constants.
2000-09-13 Michael Hayes <[email protected]>
* loop.c (note_set_pseudo_multiple_uses): Correct.
2000-09-12 Jim Wilson <[email protected]>
* ifcvt.c (noce_process_if_block): If A and B are the same, and no
else block, and X has side-effects, then fail.
2000-09-12 Greg McGary <[email protected]>
* config/mips/mips-protos.h
(trap_cmp_op, mips_gen_conditional_trap): New func decls.
* config/mips/mips.h (ISA_HAS_COND_TRAP): New macro.
(PREDICATE_CODES): Add "trap_cmp_op".
* config/mips/mips.c
(trap_cmp_op, mips_gen_conditional_trap): New functions.
* config/mips/mips.md (trap, conditional_trap): New patterns.
2000-09-12 Bernd Schmidt <[email protected]>
* flow.c (try_pre_increment_1): Don't do anything to sets of the stack
pointer.
2000-09-12 Kaveh R. Ghazi <[email protected]>
* builtins.c (built_in_decls): New array.
(expand_builtin_fputs): New function.
(expand_builtin): Handle BUILT_IN_FPUTC and BUILT_IN_FPUTS.
* builtins.def (BUILT_IN_FPUTC, BUILT_IN_FPUTS): New members.
* c-common.c (c_common_nodes_and_builtins): Handle fputc/fputs.
* tree.h (built_in_decls): New array.
Tue Sep 12 08:53:57 2000 Jeffrey A Law ([email protected])
* convex.md: Use "+" instead of "=" for outputs wrapped in a
STRICT_LOW_PART.
* i370.md, i386.md, ns32k.md, sh.md, vax.md: Likewise.
2000-09-12 Kazu Hirata <[email protected]>
* haifa-sched.c: Fix formatting.
* genattrtab.c: Fix formatting.
* unroll.c: Fix formatting.
2000-09-12 Bruce Korb <[email protected]>
* fixinc/fixfixes.c: make a type for the fix procedure & use it,
remove obsolete code
* fixinc/fixincl.c: Use PARAMS, not _P_. Add no-op default to switch.
* fixinc/fixincl.tpl: make non-exported arrays static scope
* fixinc/fixincl.x: regenerate
* fixinc/fixlib.h: Use PARAMS, not _P_
* fixinc/fixtests.c: make a type for the test proc & use it
* fixinc/server.h: Use PARAMS, not _P_
2000-09-12 Kaveh R. Ghazi <[email protected]>
* c-typeck.c (process_init_element): Avoid union init warnings on
floating point zero. Don't crash on unions containing structs.
2000-09-12 Alexandre Oliva <[email protected]>
* config/sh/sh.h (PREDICATE_CODES): Add CONST_DOUBLE to
general_movsrc_operand, and remove CONST_INT from
general_movdst_operand.
2000-09-12 Bernd Schmidt <[email protected]>
* cse.c (approx_reg_cost): If SMALL_REGISTER_CLASSES, return INT_MAX
if a reference to non-fixed hardreg is seen. Otherwise, count hard
regs with a higher cost.
(preferrable): Deal with cases where either cost or regcost is
MAX_COST.
(cse_insn): Use MAX_COST rather than 10000. Always initialize
regcost values.
(COSTS_N_INSNS): Move definition...
* rtl.h: ...here.
(MAX_COST): New macro.
* loop.c (init_loop): Use COSTS_N_INSNS macro instead of hardcoded
constant.
2000-09-11 Mark Mitchell <[email protected]>
* c-common.h (genrtl_clear_out_block): Remove.
* c-semantics.c (genrtl_clear_out_block): Remove.
(genrtl_while_stmt): Don't call it.
(genrtl_for_stmt): Likewise.
2000-09-11 Zack Weinberg <[email protected]>
* cppfiles.c: Move all default-#defines to top of file.
(open_include_file): Replace by lookup_include_file.
(read_with_read, read_file): Merged into read_include_file.
(stack_include_file, purge_cache): New functions.
(close_cached_fd): Delete.
(lookup_include_file, read_include_file, _cpp_pop_file_buffer):
Cache the in-memory buffer, not the file descriptor.
* cpphash.h (struct include_file): Add buffer, st, refcnt,
mapped fields.
(xcnew): New utility macro.
(DO_NOT_REREAD, NEVER_REREAD): Move up by struct include_file.
* cpplib.h (struct cpp_buffer): Remove mapped field.
2000-09-11 Zack Weinberg <[email protected]>
* cpplex.c (parse_string): Accept backslash space newline as a
line continuation.
(lex_line): Likewise.
(_cpp_get_token): Remove hard limit on macro nesting.
2000-09-12 Philipp Thomas <[email protected]>
* aclocal.m4 (AM_WITH_NLS): Don't force use of included gettext.
* configure: Rebuilt.
2000-09-13 Michael Hayes <[email protected]>
* flow.c (split_block): Fix update of registers live at
end of split block.
Tue Sep 12 01:51:38 MET DST 2000 Jan Hubicka <[email protected]>
* i386.md (add?i_3, add?i_5): New.
(add?i_4): Rename from add?i_3; Fix compare pattern.
(sub?i_3, xor?i_3, ior?i_3): New.
* genrecog.c (write_tree): Output code to clear insn_extract cache.
* genattrtab.c (write_attr_case): Gen call to extract_insn_cache
instead of extract_insn and extract_constrain_insn_cache instead of
extract_insn and constrain_operands.
* recog.c (extract_insn_cached, extract_constrain_insn_cached):
New functions.
(extract_insn): Clear which_alternative.
(constrain_operands): Set which_alternative to -1 when failed.
* recog.h (extract_constrain_insn_cached, extract_insn_cached):
Declare.
2000-09-11 Matthew Hiller <[email protected]>
* config/h8300/h8300.md (movstrictqi): Changed constraint modifier
on operand 0 to '+'.
(movstricthi): Likewise.
2000-09-12 Michael Hayes <[email protected]>
* loop.h (LOOP_IVS): New macro.
(REG_IV_TYPE, REG_IV_INFO): Add ivs argument.
(struct loop_ivs): New.
(struct loop_info): Add ivs field.
(reg_iv_type, reg_iv_info): Delete prototype.
(reg_biv_class, loop_iv_list): Likewise.
* loop.c (record_biv, find_life_end): Pass loop argument.
(reg_iv_type): Remove global array and use
field in loop_regs structure within loop_ivs structure.
(reg_iv_info, reg_biv_class, loop_iv_list): Likewise.
(first_increment_giv, last_increment_giv): Use entry in
loop_ivs structure.
(record_initial): Pass ivs pointer.
* unroll.c (copy_loop_body, remap_split_bivs): Add loop argument.
2000-09-12 Michael Hayes <[email protected]>
* loop.h (LOOP_REGS): New macro.
(struct loop_regs): New.
(struct loop_info): Add regs field.
* loop.c (set_in_loop): Remove global array and store
in loop_regs structure as part of loop_info structure.
(n_times_set, may_not_optimize): Likewise.
(reg_single_usage, moved_once): Likewise.
(count_one_set): Add regs argument.
(combine_movables, rtx_equal_for_loop_p, combine_givs): Likewise.
(set_pseudo_multiple_uses): Pass regs pointer.
2000-09-12 Michael Hayes <[email protected]>
* unroll.c (iteration_info): Subsume into loop_iterations.
* loop.h (loop_info): New field iv.
2000-09-12 Michael Hayes <[email protected]>
* basic-block.h (LOOP_TREE, LOOP_PRE_HEADER, LOOP_EDGES): New.
(LOOP_EXITS_DOMS, LOOP_ALL): Likewise.
(flow_loops_update): New prototype.
(flow_loops_find): Add flags to prototype.
(struct loop): Add `pre_header_root' and `pre_header_trace' fields.
* flow.c (flow_loop_pre_header_scan): New.
(flow_loop_dump): Dump pre-header root and trace and exit dominators.
(flow_loop_free): Free pre-header root and trace and exit dominators.
(flow_loops_find): New argument flags.
(flow_loops_update): New function.
* toplev.c (rest_of_compilation): Add flag argument to flow_loops_find.
2000-09-12 Michael Hayes <[email protected]>
* basic-block.h (split_block, update_bb_for_insn): New prototypes.
* flow.c (split_block, update_bb_for_insn): New functions.
2000-09-11 Richard Henderson <[email protected]>
* cse.c (fold_rtx): Honor NO_FUNCTION_CSE.
2000-09-11 Richard Henderson <[email protected]>
* config/ia64/ia64-protos.h (fr_nonimmediate_operand): Declare.
* config/ia64/ia64.c (fr_nonimmediate_operand): New.
(ia64_override_options): Prevent optimizing division for both
latency and throughput.
(rtx_needs_barrier): Handle frcpa.
* config/ia64/ia64.h (MASK_INLINE_DIV_LAT): New.
(MASK_INLINE_DIV_THR, TARGET_INLINE_DIV_LAT): New.
(TARGET_INLINE_DIV_THR, TARGET_INLINE_DIV): New.
(TARGET_SWITCHES): Add -minline-divide-min-latency and
-minline-divide-max-throughput.
(PREDICATE_CODES): Update.
* config/ia64/ia64.md (extendsidi2): Remove * from f case.
(zero_extendsidi2): Likewise. Fix typo in f case insn.
(extendsfdf2): Add cases for gr<->fr and fr<->mem.
(extendsftf2): Likewise.
(extenddftf2): Likewise.
(fix_trunctfdi2_alts): New.
(fixuns_trunctfdi2_alts): New.
(madd*4): Rename from madd*3.
(divsi3, modsi3, udivsi3, umodsi3): New.
(divsi3_internal): New.
(divdi3, moddi3, udivdi3, umoddi3): New.
(divdi3_internal_lat, divdi3_internal_thr): New.
(multf3_alts, maddtf4_alts, nmaddtf4_alts): New.
(recip_approx): New.
2000-09-11 Alexandre Oliva <[email protected]>
* print-rtl.c (debug_call_placeholder_verbose): New variable.
(print_rtx) [CALL_PLACEHOLDER]: Dump all call sequences if it is
set.
* integrate.c (copy_rtx_and_substitute): Don't share
LEAF_REG_REMAPpable registers with the inlined function. Don't
share the function value with calling sequences.
2000-09-11 Jakub Jelinek <[email protected]>
* c-decl.c (do_case): Fix a typo.
* combine.c (simplify_if_then_else): Don't convert a == b ? b : a
to a if the comparison is floating mode and not -ffast-math.
* simplify-rtx.c (simplify_ternary_operation): Likewise.
Mon Sep 11 20:07:48 2000 J"orn Rennecke <[email protected]>
* sh.h (INITIALIZE_TRAMPOLINE): Remove stray call to
gen_ic_invalidate_line.
2000-09-11 Philip Blundell <[email protected]>
* config/arm/elf.h (SUBTARGET_CPP_SPEC): Don't define `arm_elf'.
Mon Sep 11 10:48:41 2000 Ulrich Drepper <[email protected]>
* install.texi (LANGUAGES): Update to include new languages.
* INSTALL: Rebuilt.
2000-09-11 DJ Delorie <[email protected]>
* gcc.c (main): Don't warn about unused -B prefixes
(unused_prefix_warnings): remove
2000-09-11 Kazu Hirata <[email protected]>
* final.c: Fix formatting.
* integrate.c: Fix formatting.
2000-09-11 Geoff Keating <[email protected]>
* alias.c (memrefs_conflict_p): An ADDRESSOF does conflict, sorry.
2000-09-11 Bernd Schmidt <[email protected]>
* reload.c (regno_clobbered_p): Fix thinko in previous change.
2000-09-10 Stephane Carrez <[email protected]>
* gcc.1: Document 68hc11 specific options.
2000-09-10 Geoff Keating <[email protected]>
* config/rs6000/sysv4.h (MASK_LONG_DOUBLE_128): Define.
(TARGET_LONG_DOUBLE_128): Define.
(SUBTARGET_SWITCHES): Add -mlong-double-64 and -mlong-double-128.
(LONG_DOUBLE_TYPE_SIZE): Redefine.
(MAX_LONG_DOUBLE_TYPE_SIZE): Define.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on definition
of __LONG_DOUBLE_128__.
(CPP_SYSV_SPEC): Define __LONG_DOUBLE_128__ if -mlong-double-128
passed.
(CPP_LONGDOUBLE_DEFAULT_SPEC): Define.
(CPP_SYSV_DEFAULT_SPEC): Define.
(SUBTARGET_EXTRA_SPECS): Add cpp_longdouble_default.
(INIT_TARGET_OPTABS): Define.
* config/rs6000/aix.h (RS6000_ITRUNC): Moved from rs6000.h.
(RS6000_UITRUNC): Likewise.
(INIT_TARGET_OPTABS): New macro.
* config/rs6000/rs6000.c (rs6000_trunc_used): Delete.
(trunc_defined): Delete.
(output_prolog): Don't output .extern definitions for fp->int
conversion routines, ASM_OUTPUT_EXTERNAL_LIBCALL will do it.
* config/rs6000/rs6000.h (rs6000_trunc_used): Delete.
(trunc_defined): Delete.
(RS6000_ITRUNC): Moved to aix.h.
(RS6000_UITRUNC): Likewise.
* config/rs6000/rs6000.md (fix_truncdfsi2): Fail if it would
only emit a libcall.
(fixuns_truncdfsi2): Delete.
(trunc_call): Delete.
(trunc_call_rtl): Delete.
2000-09-10 Zack Weinberg <[email protected]>
* varasm.c (make_decl_rtl): Restore leading star on
DECL_ASSEMBLER_NAME set for decls with an asmspec.
2000-09-10 Zack Weinberg <[email protected]>
* c-pragma.c (handle_pragma_pack): Correct parsing logic so it
won't give a spurious error for '#pragma pack()'. Simplify
control flow for readability. 'reset' action is not necessary.
2000-09-10 Zack Weinberg <[email protected]>
* defaults.h: Provide default definitions for: CHAR_TYPE_SIZE,
SHORT_TYPE_SIZE, INT_TYPE_SIZE, LONG_TYPE_SIZE,
LONG_LONG_TYPE_SIZE, WCHAR_TYPE_SIZE, FLOAT_TYPE_SIZE,
DOUBLE_TYPE_SIZE, LONG_DOUBLE_TYPE_SIZE, and WCHAR_UNSIGNED.
* cppexp.c, dwarfout.c, dwarf2out.c, emit-rtl.c, final.c, optabs.c,
profile.c, sdbout.c, tradcif.y, tree.c:
Include defaults.h if not already included.
Don't define the above macros.
* Makefile.in: Update dependencies.
2000-09-10 Mark Mitchell <[email protected]>
* c-common.h (add_stmt): Change prototype.
(RECHAIN_STMTS): New macro.
(CASE_LABEL_DECL): Likewise.
(genrtl_case_label): Change prototype.
(c_expand_start_case): Remove prototype.
(build_case_label): Change prototype.
(decl_constant_value): Declare.
* c-common.c (check_case_value): Handle C++'s extensions to C
semantics.
* c-commnon.def (CASE_LABEL): Add room for the CASE_LABEL_DECL
field.
* c-parse.in (stmt): Adjust handling of return statements and case
laels.
* c-semantics.c (add_stmt): Return the new statement.
(genrtl_return_stmt): Take the RETURN_STMT as input, not the
returned expression. Directly generate RTL, rather than calling
c_expand_return.
(genrtl_switch_stmt): Don't call c_expand_start_case.
(build_case_label): Take the LABEL_DECL as input, too.
(genrtl_case_label): Just call add_case_node.
(expand_stmt): Adjust calls to genrtl_return_stmt and
genrtl_case_label.
* c-tree.h (c_expand_start_case): Declare.
* c-typeck.c (decl_constant_value): Give it external linkage.
(c_expand_return): Don't call expand_return or expand_null_return;
use genrtl_return_stmt instead.
* stmt.c (struct nesting): Remove num_ranges field.
(add_case_node): Give it external linkage.
(expand_start_case): Don't set num_ranges.
(expand_start_case_dummy): Don't clear it.
(pushcase): Rely on add_case_node to handle `default' labels.
(add_case_node): Handle `default' labels.
* tree.c (tree_int_cst_compare): New function.
* tree.h (tree_int_cst_compare): Declare.
(add_case_node): Likewise.
2000-09-10 Richard Henderson <[email protected]>
* c-parse.in: Revert last change.
(init_reswords): Do not enter disabled keywords into the ridpointers
table, modulo objc weirdness.
(_yylex): Return the canonical spelling for a keyword.
2000-09-10 Philip Blundell <[email protected]>
* config/arm/arm.h (CPP_ISA_SPEC): Don't define `arm' or `thumb'.
* config/arm/linux-elf.h (CPP_PREDEFINES): Don't define `__arm__'.
Sun Sep 10 14:30:28 EDT 2000 John Wehle ([email protected])
* alias.c (find_base_term): Handle ADDRESSOF.
(memrefs_conflict_p): An ADDRESSOF doesn't conflict.
2000-09-10 Denis Chertykov <[email protected]>
* genoutput.c (output_insn_data): Translate <NEWLINE> to \n\ while
outputting templates with many lines.
2000-09-10 Stephane Carrez <[email protected]>
* libgcc2.h: Use LONG_LONG_TYPE_SIZE instead of MIN_UNITS_PER_WORD
to decide whether 64-bit support must be generated.
2000-09-10 Richard Henderson <[email protected]>
* c-parse.in (asm patterns): Fix volatile check.
2000-09-09 Kaveh R. Ghazi <[email protected]>
* cppmacro.c (check_trad_stringification): New function.
(save_expansion): If -Wtraditional, warn about stringification of
macro arguments.
2000-09-11 Michael Hayes <[email protected]>
* loop.h (struct loop_mem_info): Move from loop.c
(struct loop_info): Add fields store_mems, mems, mems_idx,
mems_allocated, unknown_address_altered,
unknown_constant_address_altered, num_mem_sets, and
first_loop_store_insn.
* loop.c (loop_store_mems): Replace with field in loop_info struct.
(loop_mems, loop_mems_idx, loop_mems_allocated): Likewise.
(unknown_address_altered, unknown_constant_address_altered): Likewise.
(num_mem_sets): Likewise.
(replace_loop_mems, replace_loop_regs): New.
(struct loop_replace_args): New.
(load_mems): Use replace_loop_mems.
(try_copy_prop): Use replace_loop_regs.
(replace_loop_reg, replace_loop_mem): Use loop_replace_args structure.
2000-09-09 Stephane Carrez <[email protected]>
* configure.in: Recognize m6811-elf and m6812-elf.
* configure: Regenerate.
2000-09-09 Geoff Keating <[email protected]>
* recog.c (validate_replace_rtx_1): Correct MODE parameter in call
to operand_subword.
2000-09-10 Michael Hayes <[email protected]>
* loop.c (struct movables): New.
(num_movables): Move into struct movables.
(the_movables): Change type to struct movables.
(ignore_some_movables): Change struct movable arg to struct movables.
(force_movables, combine_movables, regs_match_p): Likewise.
(rtx_equal_for_loop_p, move_movables): Likewise.
(scan_loop): Change movables to be of type struct movables.
Replace last_movable with field in movables structure.
2000-09-08 Zack Weinberg <[email protected]>
* c-pragma.c: Don't elide entire file if !HANDLE_GENERIC_PRAGMAS.
(init_pragma): Avoid warning if pfile happens to be unused.
* c-pragma.h: Never define HANDLE_GENERIC_PRAGMAS. Never
define init_pragma to nothing. Always prototype
init_pragma. Prototype dispatch_pragma if !USE_CPPLIB.
* c-lex.c (process_directive): Always call dispatch_pragma.
Initialize entering_c_header to 0.
2000-09-08 Stephane Carrez <[email protected]>
* config/m68hc11/m68hc11.md: New file, machine description for
68HC11 & 68HC12.
* config/m68hc11/m68hc11.h: New file, definitions for 68HC11 & 68HC12.
* config/m68hc11/m68hc11.c: New file, functions for 68HC11 & 68HC12.
* config/m68hc11/m68hc12.h: New file, definitions for 68HC12.
* config/m68hc11/m68hc11-protos.h: New file.
* config/m68hc11/m68hc11-crt0.S: New file, startup code.
* config/m68hc11/t-m68hc11-gas: New file, makefile fragment.
* config/m68hc11/xm-m68hc11.h: New file, target defs.
* config/m68hc11/larith.asm: New file, libgcc routines.
2000-09-08 Stephane Carrez <[email protected]>
* Makefile.in (DPBIT_FUNCS): Add _usi_to_df.
(FPBIT_FUNCS): Add _usi_to_sf.
* config/fp-bit.c (usi_to_float): New function.
* config/fp-bit.h (L_usi_to_sf, L_usi_to_df): Define.
(usi_to_float): Add appropriate #define.
2000-09-08 Bernd Schmidt <[email protected]>
* i386-protos.h (sse_comparison_operator, mmx_reg_operand): Declare
new functions.
* i386.c (sse_comparison_operator, mmx_reg_operand): New functions.
* i386.md (attr "type"): Add sse and mmx types.
(attr "memory"): Handle them without a crash.
(movsi_1, movdi_2): Allow MMX regs.
(movdi splits): Don't split moves involving MMX regs.
(setcc_4): Remove '*' from pattern name so we get a gen_setcc4.
(movv4sf_internal, movv4si_internal, movv8qi_internal,
movv4hi_internal, movv2si_internal, movv8qi, movv4hi, movv2si,
movv4sf, movv4si, pushv4sf, pushv4si, pushv8qi, pushv4hi, pushv2si,
sse_movaps, sse_movups, sse_movmskps, mmx_pmovmskb, mmx_maskmovq,
sse_movntv4sf, sse_movntdi, sse_movhlps, sse_movlhps, sse_movhps,
sse_movlps, sse_loadss, sse_movss, sse_storess, sse_shufps,
addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, mulv4sf3, vmmulv4sf3,
divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2, rsqrtv4sf2, vmrsqrtv4sf2,
sqrtv4sf2, vmsqrtv4sf2, sse_andti3, sse_nandti3, sse_iorti3,
sse_xorti3, maskcmpv4sf3, maskncmpv4sf3, vmmaskcmpv4sf3,
vmmaskncmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
cvttps2pi, cvtsi2ss, cvtss2si, cvttss2si, addv8qi3, addv4hi3,
addv2si3, ssaddv8qi3, ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3,
subv4hi3, subv2si3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3, mmx_uavgv8qi3,
mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pextrw, mmx_pshufw,
eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3, gtv2si3, umaxv8qi3,
smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3, ashrv2si3, lshrv4hi3,
lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3, mmx_ashldi3,
mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
mmx_punpckldq, emms, sfence, ldmxcsr, prefetch, stmxcsr, sse_clrti,
mmx_clrdi): New patterns.
2000-09-08 Richard Earnshaw <[email protected]>
* arm.c: Don't include tm.h directly.
Fri Sep 8 14:34:56 MET DST 2000 Jan Hubicka <[email protected]>
* recog.c (validate_replace_rtx_1): Fix confusion about equality
testing; simplify subregs of constants and nested subregs.
2000-09-08 Alexandre Oliva <[email protected]>
* config/sh/sh.md (symPLT_label2reg): Use operand3 for PIC reg.
2000-09-08 Bernd Schmidt <[email protected]>
* combine.c (combine_simplify_rtx): Try to simplify VEC_SELECT of a
VEC_CONCAT.
* rtl.texi (description of USE): Add note about possible pitfalls
with this rtx.
From Richard Henderson:
* reload1.c (choose_reload_regs): Compute need_mode properly.
2000-09-07 Richard Henderson <[email protected]>
* config/ia64/lib1funcs.asm (__divsi3): Use .s1 for frcpa.
(__modsi3, __umodsi3): Likewise.
(__udivsi3): Likewise. Normalize the TFmode values.
2000-09-07 Geoff Keating <[email protected]>
* config/rs6000/sol-c0.c (_start): Declare `termfunc' parameter
with a prototype.
* config/rs6000/rs6000.h (RS6000_ARG_SIZE): Use cast to suppress
warning.
Fri Sep 8 03:26:38 2000 J"orn Rennecke <[email protected]>
* sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): Remove.
(cmpeqdi_t): Add output pattern.
(cmpeqdi_t+1): Don't split when not optimizing.
Restore proper splitting operation.
2000-09-07 Richard Henderson <[email protected]>
* c-lex.c (process_directive): If not HANDLE_GENERIC_PRAGMAS,
do not call dispatch_pragma.
2000-09-07 Jim Wilson <[email protected]>
* reload.c (push_reload): Use CLASS_CANNOT_CHANGE_MODE_P in addition
to CLASS_CANNOT_CHANGE_MODE.
* config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE_P): True only if the
mode classes are different.
2000-09-07 Zack Weinberg <[email protected]>
* cpplib.h (struct cpp_options): Add user_label_prefix member,
left out of commit which removed cppulp.c.
2000-09-07 Richard Henderson <[email protected]>
* bb-reorder.c (fixup_reorder_chain): Add jump in new block
after switch for CASE_DROPS_THROUGH.
2000-09-07 Richard Henderson <[email protected]>
* loop.c (strength_reduce): Call check_ext_dependant_givs.
Properly extend the biv initial value for the giv.
(record_biv): Zero ext_dependant.
(record_giv): New argument ext_val. Update all callers.
(general_induction_var): Likewise.
(consec_sets_giv): Likewise.
(simplify_giv_expr): Likewise. Fill in ext_val if we find
a sign-extend, zero-extend, or truncate.
(combine_givs_p): Make sure modes are compatible.
(check_ext_dependant_givs): New.
(extend_value_for_giv): New.
* loop.h (struct induction): Add ext_dependant.
* unroll.c (iteration_info): Extend the biv initial value for the giv.
(find_splittable_givs): Likewise.
(final_giv_value): Likewise.
2000-09-07 Zack Weinberg <[email protected]>
* c-pragma.h: Define HANDLE_GENERIC_PRAGMAS if
REGISTER_TARGET_PRAGMAS is defined. Duplicate some
definitions from cpplib.h.
* cpplib.h: Don't typedef struct cpp_reader if c-pragma.h has
already done it.
* tm.texi: Document HANDLE_PRAGMA as no longer supported. Add
documentation for REGISTER_TARGET_PRAGMAS.
* c-lex.c: Include cpplib.h before c-pragma.h. Define a
default-pragma callback to implement -Wunknown-pragmas if
USE_CPPLIB.
* c-parse.in: Move all includes to top of file.
* c-pragma.c: Include cpplib.h before c-pragma.h. Include
tm_p.h.
(dispatch_pragma): Put the namespace in the -Wunknown-pragmas
warning.
(init_pragma): If REGISTER_TARGET_PRAGMAS is defined, call it.
* arm.h, arm-protos.h, arm.c,
c4x.h, c4x-protos.h, c4x.c,
h8300.h, h8300-protos.h, h8300.c,
i370.h, i370-protos.h, i370.c,
i960.h, i960-protos.h, i960.c,
sh.h, sh-protos.h, sh.c,
v850.h, v850-protos.h, v850.c: Convert HANDLE_PRAGMA-based
pragmata scheme to use REGISTER_TARGET_PRAGMAS instead.
* d30v.h: Don't mention HANDLE_PRAGMA in comment. Add
multiple include guard.
* i370.md (untyped_call): Use GEN_CALL.
(umodsi3): Remove unused variable.
* sh/elf.h: Don't undef HANDLE_SYSV_PRAGMA.
* v850.c (output_move_single, output_move_double): Constify
return value.
(print_operand): Constify a char *.
* v850.h (struct small_memory_info): Constify name member.
2000-09-07 Kazu Hirata <[email protected]>
* config/h8300.h: Fix comment typos.
* config/h8300/h8300.md: Likewise.
* config/h8300/lib1funcs.asm: Likewise.
Thu 07-Sep-2000 21:29:00 BST Neil Booth <[email protected]>
* Makefile.in: Remove references to cppulp.{c,o}.
* cppinit.c (initialize_builtins, cpp_start_read,
cpp_handle_option): Update to use cpp_options structure.
* cppulp.c: Remove.
2000-09-07 Joseph S. Myers <[email protected]>
* c-common.c (time_char_table): Allow %#b and %#h.
2000-09-07 Herman A.J. ten Brugge <[email protected]>
* reorg.c (find_end_label): If the basic block reorder pass moves the
return insn to some other place try to locate it again and put our
end_of_function_label there.
* reorg.c (relax_delay_slots): Check if find_end_label created a
new label that invalidates the current optimazation.
2000-09-07 Catherine Moore <[email protected]>
* unroll.c (unroll_loop): Check for unconditional jumps
to loop continuation. Delete if n_iterations is 1.
(ujump_to_loop_cont): New routine.
2000-09-07 Bernd Schmidt <[email protected]>
* rtl.c (class_narrowest_mode): Add entries for MODE_VECTOR_INT and
MODE_VECTOR_FLOAT.
* reload.c (regno_clobbered_p): Accept new arg, MODE, and use it
to handle multiword modes correctly. All callers and the declaration
changed.
2000-09-06 Mark Mitchell <[email protected]>
* c-common.h (prep_stmt): Declare.
(lang_expand_stmt): Likewise.
* c-decl.c (lang_expand_stmt): Remove.
* c-semantics.c (lang_expand_stmt): Define.
(prep_stmt): New function.
(expand_stmt): Handle common statement types here.
2000-09-07 Niibe Yutaka <[email protected]>, Kaz Kojima <[email protected]>, Alexandre Oliva <[email protected]>
* configure.in (sh-*-linux*): Added.
* configure: Rebuilt.
* config/sh/t-linux: New file.
* config/sh/sh.h (USERMODE_BIT): Define.
(TARGET_USERMODE): Likewise.
(TARGET_SWITCHES): New switches for the bits above.
(INITIALIZE_TRAMPOLINE): Call __ic_invalidate in USERMODE.
* config/sh/linux.h: New file.
* config/sh/lib1funcs.asm (GLOBAL): Don't prefix symbols with
underscore on linux.
(L_sdivsi3, L_udivsi3): Define for linux.
(L_ic_invalidate): Define.
* invoke.texi (SH Options): Document -musermode.
2000-09-07 Alexandre Oliva <[email protected]>
* config/sh/sh.h (OVERRIDE_OPTIONS): Don't disable function
CSE unless generating PIC.
* config/sh/sh.md (symPLT_label2reg): Force the initialization of
the PIC register.
2000-09-06 H.J. Lu ([email protected])
* Makefile.in (clean_s1): Depend on stage_b.
(clean_s2): Depend on stage_d. Don't remove $(VOL_FILES) in
stage2. They are used for "make compare".
2000-09-06 Mark Mitchell <[email protected]>
Move statement-tree facilities from C++ to C front-end.
* c-common.h (c_tree_index): Add CTI_VOID_ZERO.
(void_zero_node): New macro.
(struct stmt_tree_s): New type.
(stmt_tree): New typedef.
(struct language_function): New type.
(last_tree): New macro.
(last_expr_type): Likewise.
(walk_tree_fn): New typedef.
(current_stmt_tree): New function.
(begin_stmt_tree): Likewise.
(add_stmt): Likewise.
(finish_stmt_tree): Likewise.
(statement_code_p): Likewise.
(lang_statement_code_p): New variable.
(walk_stmt_tree): New function.
(STMT_IS_FULL_EXPR_P): New macro.
* c-common.c (lang_statement_code_p): New variable.
(c_common_nodes_and_builtins): Initialize void_zero_node.
(statement_code_p): New function.
(walk_stmt_tree): Likewise.
* c-decl.c (language_function): Rename to ...
(c_language_function): ... this. Include language_function.
(push_c_function_context): Adjust accordingly.
(pop_c_function_context): Likewise.
(mark_c_function_context): Likewise.
(current_stmt_tree): Define.
* c-semantics.c (begin_stmt_tree): New function.
(add_stmt): Likewise.
(prune_unused_decls): Likewise.
(finish_stmt_tree): Likewise.
2000-09-06 Herman A.J. ten Brugge <[email protected]>
* flow.c (insn_dead_p): Detect dead memory stores with auto increments.
2000-09-06 Kazu Hirata <[email protected]>
* calls.c: Fix formatting.
2000-09-06 Graham Stott <[email protected]>
* config/i386/i386.h (ADDRESS_COST): Fix typo.
2000-09-06 Zack Weinberg <[email protected]>
Integrated preprocessor.
* Makefile.in: Remove all references to c-parse.gperf,
c-gperf.h, and c-parse.h. Remove -d from yacc command line
generating c-parse.c. Update dependencies.
* c-parse.gperf, c-gperf.h: Delete.
* c-common.c: Don't define parse_options, cpp_token, yy_cur,
yy_lim, or yy_get_token. Don't define get_directive_line if
USE_CPPLIB.
* c-common.h: Add multiple include guard. Define RID values
for every keyword in C, C++, and Objective-C. Put all the
modifiers first.
(struct c_fileinfo, get_fileinfo, dump_time_statistics): New.
* c-decl.c (c_decode_option): Handle -lang-objc here.
(print_lang_identifier): Handle C_IS_RESERVED_WORD case.
(grokdeclarator): Adjust for new RID scheme.
(extract_interface_info): New stub.
* c-lang.c: Don't declare yy_cur or parse_options.
(lang_init_options): Call cpp_init. Don't call
cpp_options_init.
(lang_init): Don't call check_newline if USE_CPPLIB.
* c-lex.c: Don't include c-parse.h. Do include timevar.h.
Elide lots of unnecessary code if USE_CPPLIB. Delete code
rendered unnecessary by new architecture. Move routines not
shared with C++ to c-parse.in. Maintain a local idea of the
line number. Handle C++ as well as C.
[USE_CPPLIB]: Declare and register callbacks for #ident and
for entering/leaving files.
(init_c_lex, c_lex): Are now the entry points to this file.
(check_newline): Break out directive handling to
process_directive.
(read_ucs, is_extended_char, utf8_extend_token): Moved here
from C++ front end.
(readescape, parse_float): Overhaul.
(lex_number, lex_string, lex_charconst): Break out of c_lex
(n'ee yylex).
(get_fileinfo, update_header_times, dump_one_header,
dump_time_statistics): New and/or moved here from C++.
Support per-file data needed by C++ and per-header timing
statistics (C++ only, at the moment).
* c-lex.h: Update prototypes. Add multiple include guard.
* c-tree.h (struct lang_identifier): Add rid_code field.
(C_IS_RESERVED_WORD, C_RID_CODE): New.
* c-parse.in: Include c-pragma.h. Remove unnecesary calls to
reinit_parse_for_function and/or position_after_white_space.
(save_filename, save_lineno): Look ahead before saving.
(label -> identifier ':'): Save file and line before shifting ':'.
(reservedwords): No need to call get_identifier.
(init_parse, finish_parse, yyerror, yylex, yyprint,
make_pointer_declarator): Are now here for C/ObjC.
(rid_to_yy): Conversion table from RID constants to Yacc codes.
* c-pragma.c: Rewrite parsing logic to fit with cpplib's
#pragma registry. Provide dummy implementation of that
interface if !USE_CPPLIB.
* c-pragma.h: Update to match.
* flags.h: Add multiple include guard.
(flag_detailed_statistics): Moved here from C++.
* toplev.c: Define flag_detailed_statistics.
* gcc.c (C specs): Use %(trad_capable_cpp) for -E|-M|-MM case
#if USE_CPPLIB.
* timevar.def (TV_CPP, TV_LEX): New.
* timevar.h: Add multiple include guard.
* objc/lang-specs.h: Use %(trad_capable_cpp) for -E|-M|-MM case
#if USE_CPPLIB.
* objc/objc-act.c: Don't mention yy_cur or parse_options.
Initialize cpplib properly. Force lineno to 0 after first
call to check_newline. Don't handle -lang-objc here.
Move forget_protocol_qualifiers and remember_protocol_qualifiers here.
2000-09-06 David Edelsohn <[email protected]>
* rs6000.md: Correct function unit definitions for cr_logical and
mtjmpr.
(sCOND): Additionally fail for sgt, slt, sge, sle if !TARGET_POWER
and use portable method for >=0 and floating point >=. Remove
associated matchers.
2000-09-06 Mark Mitchell <[email protected]>
* extend.texi: Mark named return value extension as deprecated.
2000-09-06 Geoff Keating <[email protected]>
* config/rs6000/rs6000.c (rs6000_reverse_condition): Return
the result.
2000-09-06 Gabriel Dos Reis <[email protected]>
* toplev.c (display_help): Fix thinko in documentation.
* diagnostic.h (output_buffer::indent_skip): New fields.
(output_indentation): New macro.
* diagnostic.c (output_indent): New function.
(output_set_prefix, clear_diagnostic_info): Use.
(output_emit_prefix): Predict future indentation.
2000-09-06 DJ Delorie <[email protected]>
* Makefile.in (stage_*): add more dependencies to ensure parallel
builds build correctly
2000-09-06 Manfred Hollstein <[email protected]>
* Makefile.in (bootstrap-lean): Depend on bootstrap-lean_g,
not bootstrap-lean_f.
2000-09-06 Andreas Schwab <[email protected]>
* mklibgcc.in: Emit rule for libgcc-stage-start.
* Makefile.in (stage1-start, stage2-start, stage3-start,
stage4-start): Don't handle libgcc here, use libgcc.mk instead.
2000-09-06 Bernd Schmidt <[email protected]>
* local-alloc.c (local_alloc): Ignore CLASS_LIKELY_SPILLED.
(update_equiv_regs): Likewise, except for the mn10200 kludge.
(combine_regs): Likewise.
* Makefile.in (cse.o): Depend on $(BASIC_BLOCK_H).
* cse.c: Include "basic-block.h".
(struct table_elt): New field REGCOST.
(CHEAP_REG): Delete macro.
(COST): Return 0 for REGs.
(approx_reg_cost_1, approx_reg_cost, preferrable): New functions.
(notreg_cost): Return 0 for appropriate SUBREGs.
(COSTS_N_INSNS): Return N * 2.
(rtx_cost): Return 0 for REGs, and use cost of nested rtx for cheap
SUBREGs.
(CHEAPER): Use new function preferrable.
(insert): Initialize REGCOST member.
(find_best_addr): Use approx_reg_cost for estimation of register
usage.
(cse_insn): Likewise.
* loop.c (iv_add_mult_cost): New function.
(add_cost, shift_cost, mult_cost): Delete variables.
(init_loop): Don't initialize add_cost; reduce copy_cost by half.
(strength_reduce): Use iv_add_mult_cost instead of fixed add_cost.
Make code that detects autoinc opportunities slightly less optimistic.
(simplify_giv_expr): If expression contains other reg that is also a
giv, only increment benefit if this is the only use of that reg.
(consec_sets_giv): Take that change into account.
(combine_givs): Slightly more verbose output.
* i386.h (RTX_COSTS): For MULT, return true cost of multiplication,
not the cost of an equivalent shift.
* sh-protos.h (addsubcosts): Declare.
* sh.c (addsubcosts): New function.
* sh.h (CONST_COSTS): If CONST_OK_FOR_I, then return 0.
(RTX_COSTS): Tweak. Use addsubcosts.
(ADDRESS_COST): Return higher cost for reg+reg addressing.
2000-09-06 Geoff Keating <[email protected]>
* config/rs6000/rs6000.c (validate_condition_mode): New function.
(branch_comparison_operator): Call validate_condition_mode to
abort rather than returning 0.
(branch_positive_comparison_operator): New function.
(scc_comparison_operator): Call validate_condition_mode to abort
rather than returning 0.
(ccr_bit): Call validate_condition_mode. Update for
new branch scheme.
(print_operand): Delete %C modifier. Update %E case
to use EQ bit not SO bit.
(rs6000_reverse_condition): New function.
(rs6000_generate_compare): New function.
(rs6000_emit_sCOND): New function.
(rs6000_emit_cbranch): New function.
(output_cbranch): The length of a long branch insn is
now only 8 bytes. Add validate_condition_mode. Use
rs6000_reverse_condition. Remove cror generation.
* config/rs6000/rs6000.h: Update comments.
(PREDICATE_CODES): Add new predicate. Update codes used
by branch_comparison_operator and scc_comparison_operator.
* config/rs6000/rs6000-protos.h: Add prototypes for
new external functions.
* config/rs6000/rs6000.md: Add new scheduling parameters
for cr_logical instructions. Change length of branch
instructions.
(bCOND patterns): Call rs6000_emit_cbranch.
(sCOND patterns): Call rs6000_emit_sCOND.
(branch patterns): Change lengths to 4.
(cr logical patterns): New.
2000-09-06 Richard Henderson <[email protected]>
* config/i386/i386.md (call_pop): Fix test for setting
current_function_uses_pic_offset_table.
(call, call_value_pop, call_value): Likewise.
2000-09-06 Zack Weinberg <[email protected]>
* timevar.c (timevar_add): Delete.
(timevar_get): Also count time since the selected timer was
last updated. Do not examine the timevar stack if the
selected timer is standalone.
2000-09-05 J. David Anglin <[email protected]>
* gthr-dce.h (__gthread_objc_mutex_deallocate): Free mutex->backend.
2000-09-05 Jason Merrill <[email protected]>
* c-decl.c (finish_incomplete_decl): Don't call complete_array_type
for 'extern' arrays.
2000-09-05 Richard Henderson <[email protected]>
* config/ia64/lib1func.asm (__divtf3): Rebundle for Itanium.
Eliminate final copy from non-trapping case.
(__divdf3, __divsf3): Likewise.
2000-09-05 Richard Henderson <[email protected]>
* config/ia64/ia64.md (mulhi3): Fix typo last change.
* config/ia64/lib1func.asm (__divdi3, __udivdi3, __umodsi3): Likewise.
2000-09-03 Donn Terry <[email protected]>, Laurynas Biveinis <[email protected]>
* Makefile.in: Restructure bootstrap stages to allow clean
restart after failure.
2000-09-05 Richard Henderson <[email protected]>
* config/ia64.md (movsi and movdi patterns): Allow moves from
8-bit constants to AR registers.
2000-09-05 Richard Henderson <[email protected]>
* config/ia64/ia64.md (mulhi3): New.
2000-09-05 Richard Henderson <[email protected]>
* config/ia64/ia64.h (INIT_TARGET_OPTABS): Remove.
* config/ia64/lib1funcs.asm (__divdi3): Update from Intel IA-64
Optimization Guide, minimum latency alternative.
(__moddi3, __udivdi3, __umoddi3): Likewise.
(__divsi3, __modsi3, __udivsi3, __umodsi3): Likewise.
2000-09-05 Bruce Korb <[email protected]>
* fixinc/fixincl.c (load_file): always read header files
with sizes that are a multiple of the page size.
& use libiberty's getpagesize for determining that.
2000-09-05 Alexandre Oliva <[email protected]>
* gcse.c (hash_string_1): Add prototype.
* cse.c (canon_hash_string): Likewise.
2000-09-04 Craig Newell <[email protected]>
* gcc.c: Undefine "__WCHAR_TYPE__" before redefining it.
2000-09-04 Andreas Schwab <[email protected]>
* Makefile.in (STAGESTUFF): Remove libgcc.
(stage1-start, stage2-start, stage3-start): Copy the contents of
the libgcc directory explicitly.
(mostlyclean): Clean libgcc.
2000-09-04 Andrew Haley <[email protected]>
* dwarf2out.c: (stack_adjust_offset): New prototype.
Wed Jan 1 00:23:59 MET 1997 Jan Hubicka <[email protected]>
* combine.c (make_extraction): Fix rtx_cost comparison to
match the comment.
Wed Jan 1 00:17:32 MET 1997 Jan Hubicka <[email protected]>
* i386.md (pushsi2, pushhi2, pophi2, swapsf, swapdf,
umulsi3_highpart, smulsi3_highpart, testqi_ccno_1, xorqi_ext_1):
Add '*' to insn pattern name.
2000-09-04 Jakub Jelinek <[email protected]>
* cpplex.c (ON_REST_ARG): Check VAR_ARGS flag of current context,
use posn - 1 to index into tokens array.
(maybe_paste_with_next): Adjust caller.
2000-09-03 Geoff Keating <[email protected]>
* invoke.texi: Document the -mvxworks option for rs6000 ELF.
* config/rs6000/rs6000.h: Update various comments about XER_REGNO.
(REGNO_REG_CLASS): Use symbolic register
names.
2000-09-03 Richard Earnshaw <[email protected]>
* arm.c (final_prescan_insn): If the form of a jump insn isn't
recognized, don't try to conditionally execute it.
Sun Sep 3 13:10:56 2000 Denis Chertykov <[email protected]>
* config/avr/avr.md ("*tablejump_lib"): New pattern.
(call_value_insn): Right length claculation.
(call_insn): Likewise.
2000-09-02 Marek Michalkiewicz <[email protected]>
* config/avr/avr-protos.h, config/avr/avr.c (unique_section,
gas_output_limited_string, gas_output_ascii, output_movqi,
output_movhi, out_movqi_r_mr, out_movqi_mr_r, out_movhi_r_mr,
out_movhi_mr_r, out_movsi_r_mr, out_movsi_mr_r, output_movsisf,
out_tstsi, out_tsthi, ret_cond_branch, ashlqi3_out, ashlhi3_out,
ashlsi3_out, ashrqi3_out, ashrhi3_out, ashrsi3_out, lshrqi3_out,
lshrhi3_out, lshrsi3_out, output_reload_inhi, output_reload_insisf,
out_shift_with_cnt, ptrreg_to_str, cond_string, encode_section_info):
Add "const" as needed to remove warnings.
* config/avr/avr.c (avr_override_options, avr_init_once,
function_prologue, function_epilogue, frame_pointer_required_p,
class_likely_spilled_p, order_regs_for_local_alloc,
avr_address_cost, avr_ret_register): Use K&R style arguments.
(initial_elimination_offset, gas_output_limited_string):
Remove ATTRIBUTE_UNUSED from the used arguments.
(output_mov*, out_mov*_r_mr, out_mov*_mr_r, output_reload_insisf):
Use local variables src, dest, base to access operands[].
Rename reg_dest to reg_src if that's what it is.
(output_movhi, output_movsisf): Optimize loading 8-bit immediate
constants to LD_REGS if reg_was_0.
(output_reload_insisf): Change arg 3 to insn length and set it.
(out_movhi_r_mr, out_movhi_mr_r): Use in/out for more efficient
access to 16-bit I/O register pairs.
(avr_address_cost): Lower cost for the above case.
(out_tsthi): Use "or" (faster) instead of "sbiw" if the operand
may be clobbered, also for LD_REGS.
(adjust_insn_length): Correct insn length for iorhi3 and iorsi3
with a CONST_INT.
* config/avr/avr.h (PTRDIFF_TYPE): Make signed.
* config/avr/avr.md: Change all uses of the TEST_HARD_REG_CLASS
macro to test_hard_reg_class function.
(*movsi, *movsf): Change "cc" attribute from "clobber" to "none"
for loading immediate constants to LD_REGS.
(andsi3, cmphi, cmpsi): Add return statements to avoid warnings.
Sat Sep 2 13:58:23 2000 Marek Michalkiewicz <[email protected]>
* config/avr/avr.md ("*negsi2"): substitute %@ to __zero_reg__
* config/avr/libgcc.S: Lost part of the previous patch.
2000-08-31 J. David Anglin <[email protected]>
* gthr-dce.h (__gthread_objc_mutex_allocate): Create a pthread_mutex_t
object before calling pthread_mutex_init.
2000-09-02 Alexandre Oliva <[email protected]>
* config/sh/t-elf, config/sh/crt1.asm, config/sh/crti.asm,
config/sh/crtn.asm: New files.
* config/sh/t-sh (EXTRA_MULTILIB_PARTS): Set.
(crt1.o, crti.o, crtn.o): New targets.
* configure.in [sh-*-elf*, sh-*-rtemself*] (tmake_file): Added
sh/t-elf.
* configure: Rebuilt.
* config/sh/sh.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP,
STARTFILE_SPEC, ENDFILE_SPEC, CRT_CALL_STATIC_FUNCTION): Define.
* config/sh/elf.h (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP):
Undefine for config/elfos.h to redefine.
(STARTFILE_SPEC, ENDFILE_SPEC): Redefine after config/elfos.h.
2000-09-02 Alexandre Oliva <[email protected]>, Niibe Yutaka <[email protected]>, Kaz Kojima <[email protected]>
* config/sh/sh-protos.h (nonpic_symbol_mentioned_p,
legitimize_pic_address, output_pic_addr_const): Declare.
* config/sh/sh.h (CONDITIONAL_REGISTER_USAGE): Fix PIC register.
(PREFERGOT_BIT, TARGET_PREFERGOT): Likewise.
(TARGET_SWITCHES): New switch -mprefergot.
(OVERRIDE_OPTIONS): Set flag_no_function_cse unless -mprefergot.
(PIC_OFFSET_TABLE_REGNUM): Define.
(GOT_SYMBOL_TABLE): Likewise.
(LEGITIMIZE_ADDRESS): Use legitimize_pic_address.
(ENCODE_SECTION_INFO): Define.
(FINALIZE_PIC): New macros.
(LEGITIMATE_PIC_OPERAND_P, SYMBOLIC_CONST_P): New macro.
(ASM_OUTPUT_INT, ASM_OUTPUT_SHORT): Use output_pic_addr_const.
* config/sh/sh.c (print_operand_address): Use output_pic_addr_const.
(prepare_move_operands): Call emit_pic_move or
emit_pic_const_move if appropriate.
(output_far_jump): For PIC, use braf and output long offset.
(machine_dependent_reorg):
(sh_expand_prologue): Save and initialize the PIC register.
(sh_expand_epilogue): Restore it.
(initial_elimination_offset): Account for it.
(nonpic_symbol_mentioned_p): New function.
(legitimize_pic_address): Likewise.
(output_pic_addr_const): Likewise.
* config/sh/sh.md (calli_pcrel, call_valuei_pcrel): New insns.
(call, call_value): Use them.
(GOTaddr2picreg, sym_label2reg, symGOT2reg, symGOTOFF2reg,
symPLT_label2reg): New expands.
* invoke.texi (SH Options): Document -mprefergot.
2000-09-01 Alexandre Oliva <[email protected]>
* rtl.h (ASM_OPERANDS_INPUT_CONSTRAINT_EXP): New macro.
* gcse.c (hash_string_1): New function.
(hash_expr_1) <ASM_OPERANDS>: Disregard filename and line number.
(expr_equiv_p) <ASM_OPERANDS>: Likewise.
* cse.c (rtx_cost): Don't increase the cost of ASM_OPERANDS.
(canon_hash_string): New function.
(canon_hash) <ASM_OPERANDS>: Disregard filename and line number.
(exp_equiv_p) <ASM_OPERANDS>: Likewise.
(fold_rtx): Use ASM_OPERANDS accessor macros.
* emit-rtl.c (copy_insn_1): Likewise.
* integrate.c (copy_rtx_and_substitute): Likewise.
* stmt.c (expand_asm_operands): Likewise. Give an
ASM_OPERANDS rtx the mode of the output reg being set from it.
2000-09-01 Fred Fish <[email protected]>
* fix-header.c (write_rbrac): Add putc and getc to list of
functions to protect against prior definition as a macro.
2000-09-01 Joseph S. Myers <[email protected]>
* c-common.h (enum c_tree_index): Add CTI_C_SIZE_TYPE.
(c_size_type_node): Define.
* c-decl.c (init_decl_processing): Initialize c_size_type_node.
* c-common.c (enum format_lengths, enum format_std_version,
format_length_info, format_type_detail, BADLEN, NOLENGTHS,
format_kind_info, printf_length_specs, scanf_length_specs, T89_I,
T99_I, T89_L, T99_LL, TEX_LL, T89_S, T89_UI, T99_UI, T89_UL,
T99_ULL, TEX_ULL, T89_US, T89_F, T99_F, T89_D, T99_D, T89_LD,
T99_LD, T89_C, T99_SC, T99_UC, T89_V, T94_W, TEX_W, T94_WI,
TEX_WI, T99_ST, T99_SST, T99_PD, T99_UPD, T99_IM, T99_UIM,
format_types): Define.
(format_char_info, print_char_table, scan_char_table,
time_char_table): Rearrange for new organization of information
about format length modifiers and standard versions.
(T_ST): Redefine to use c_size_type_node.
(check_format_info): Obtain information about length modifiers and
standard versions from tables. Adjust warning message wordings.
Use the name from the user's program for `ll' and `hh' length
modifiers in warning messages. Use more informative names for
wanted types where available (for wchar_t, wint_t, size_t, signed
size_t, ptrdiff_t, unsigned ptrdiff_t, intmax_t and uintmax_t).
2000-09-01 Jim Wilson <[email protected]>
* calls.c (emit_call_1): Add REG_NORETURN note to call if ECF_NORETURN.
* combine.c (distribute_notes): Handle REG_NORETURN.
* rtl.c (reg_note_name): Add REG_NORETURN.
* rtl.h (enum reg_note): Likewise.
* config/ia64/ia64-protos.h (emit_safe_across_calls): Renamed from
ia64_file_start.
* config/ia64/ia64.c (emit_safe_across_calls): Likewise.
(rtx_needs_barrier): Handle unspec_volatile 8 and 9.
(emit_predicate_relation_info): Handle conditional calls with
REG_NORETURN.
* config/ia64/ia64.h (ASM_FILE_START): Call emit_safe_across_calls
instead of ia64_file_start.
* config/ia64/sysv4.h (ASM_FILE_START): Likewise.
* config/ia64/ia64.md (safe_across_calls_all,
save_across_calls_normal): New patterns.
* loop.c (check_final_value): Check for biv use before checking for
giv use. Check for both biv and giv uses. Always set last_giv_use
if there is a giv use.
2000-09-01 Richard Henderson <[email protected]>
* config/ia64/ia64.md (mulsi3): Use grfr_register_operand.
(madddi3): Likewise.
(maddsi3): New.
Fri Sep 1 10:59:47 2000 Richard Kenner <[email protected]>
* expr.c (clear_storage): Don't use emit_move_insn unless
either BLKmode or proper size.
(store_constructor): Don't call clear_storage if REG of wrong size.
* flow.c (init_propagate_block_info): Don't mark frame dead at end
of function if returns wiht stack pointer depressed.
2000-09-01 Andrew Haley <[email protected]>
* dwarf2out.c (stack_adjust_offset): New function.
(dwarf2out_stack_adjust): Break out stack adjust logic into
new stack_adjust_offset function. Look inside parallels and
sequences for stack adjustments.
2000-08-31 Jeff Law <[email protected]>
* arm.md: Use no_new_pseudos to determine when it is safe
to create new pseudo registers.
* arm.c (legitimize_pic_address): Use no_new_pseudos to determine
when we can safely allocate new registers.
2000-08-31 Geoffrey Keating <[email protected]>
* stmt.c (expand_asm_operands): Twiddle generating_concat_p
so that CONCATs are not generated for ASMs.
* emit-rtl.c (gen_reg_rtx): Don't generate CONCATs when
not generating_concat_p.
* function.c (pop_function_context_from): Reset
generating_concat_p.
(prepare_function_start): Likewise.
* rtl.c (generating_concat_p): Define.
* rtl.h (generating_concat_p): Declare.
* toplev.c (rest_of_compilation): No CONCATs after RTL generation.
2000-08-22 Philipp Thomas <[email protected]>
Masanobu Yuhara <[email protected]>
* gmicro.h (TARGET_SWITCHES): Add descriptions and mark them
for translation.
2000-08-30 Greg McGary <[email protected]>
* Makefile.in (fixinc.sh): Pass CC, CFLAGS and LDFLAGS to mkfixinc.sh
* fixinc/Makefile.in (fixincl): Pass $(LDFLAGS) to $(CC).
* fixinc/mkfixinc.sh: Pass $CC, $CFLAGS and $LDFLAGS to $MAKE.
2000-08-30 Greg McGary <[email protected]>
* tree.h (struct tree_int_cst): Wrap low and high in a sub-struct.
(TREE_INT_CST_LOW, TREE_INT_CST_HIGH): Access through sub-struct.
(TREE_INT_CST): New macro.
* varasm.c (const_hash, compare_constant_1, record_constant_1):
Use new macro TREE_INT_CST.
Wed 30-Aug-2000 23:18:59 BST Neil Booth <[email protected]>
* contrib.texi: Add self.
2000-08-30 Alexandre Oliva <[email protected]>
* config/sh/sh.md (cmpeqsi_ior_t, cmpeqsi_and_t): New insns.
(cmpeqdi_t splitter): Use cmpeqsi_and_t instead of emitting jumps
and labels.
2000-08-30 J. David Anglin <[email protected]>
* fixinc/gnu-regex.c: Don't define `const'.
Tue Aug 29 22:09:59 2000 Richard Kenner <[email protected]>
* expr.c (store_constructor): Allow variable bounds of array type.
(expand_expr): Don't blow up if type is ERROR_MARK.
* varasm.c (output_constructor): Don't access lower bound of array
type unless need it if index is supplied (so it can be a variable
if no index is supplied).
Use tree_low_cst; use HOST_WIDE_INT for sizes; change BITPOS to POS.
Other minor cleanups.
2000-08-29 J. David Anglin <[email protected]>
* Makefile.in: Revamp handling of cflags to allow different WARN_CFLAGS
for compilations in stage 1 and subsequent stages, respectively.
* configure.in (vax): Add compiler-dependent CFLAGS for stage 1.
* configure: Rebuilt.
* x-vax, x-vax-gcc: Deleted.
2000-08-29 Zack Weinberg <[email protected]>
* c-common.c (declare_function_name): Use func_id_node,
function_id_node, and pretty_function_id_node. Do not make
__func__ visible at file scope.
* c-common.h (c_tree_index): Add CTI_FUNCTION_ID,
CTI_PRETTY_FUNCTION_ID, and CTI_FUNC_ID.
(function_id_node, pretty_function_id_node, func_id_node): New
macros.
* c-decl.c (init_decl_processing): Initialize function_id_node,
pretty_function_id_node, and func_id_node.
(c_make_fname_decl): Correct comment.
* tree.h (struct tree_identifier): Constify pointer member.
* c-decl.c (pushdecl, implicit_decl_warning): Constify a char *.
* c-pragma.h (struct weak_syms): Constify name and value members.
(add_weak): Constify arguments.
* calls.c (special_function_p): Constify a char *.
(expand_call): Remove variable which is initialized and then
never used.
* dependence.c (struct def_use, struct induction, struct subscript):
Constify 'variable' member.
(get_low_bound, have_induction_variable): Constify char * argument.
(find_induction_variable): Add braces to avoid dangling else.
(classify_dependence): Constify char * arrays.
* profile.c (output_func_start_profiler): Constify a char *.
* stor-layout.c (finalize_record_size): Constify a char *.
* tree.c (is_attribute_p): Constify a char *.
* varasm.c (add_weak, remove_from_pending_weak_list): Constify argument.
* varasm.c (make_function_rtl, make_decl_rtl): Rearrange code
for comprehensibility. Do not call get_identifier if we did
not change the DECL_ASSEMBLER_NAME of the decl. Use alloca to
create temporary string constants, not ggc_alloc_string. No
need to copy result of ASM_FORMAT_PRIVATE_NAME. Use const
char * to hold IDENTIFIER_POINTERs.
2000-08-29 Richard Henderson <[email protected]>
* config/ia64/ia64.md (muldi3): Use grfr_register_operand
for the inputs.
2000-08-29 Richard Henderson <[email protected]>
* reload.c (push_secondary_reload): Allow class == reload_class
if we're using a reload_in/out pattern.
* config/ia64/ia64.md (reload_inti): Use a TImode scratch. Use
the half that does not conflict with the reload register.
(reload_outti): Likewise.
2000-08-29 Kazu Hirata <[email protected]>
* reload.c: Fix formatting.
* stmt.c: Fix formatting.
* gcc.c: Fix formatting.
2000-08-29 Zack Weinberg <[email protected]>
* flags.h (time_report, mem_report): New global flags.
* toplev.c: Define time_report and mem_report.
(f_options): Add -ftime-report and -fmem-report.
(compile_file): Turn on time_report if quiet_flag is off.
Call ggc_print_statistics at very end if mem_report is on.
* timevar.c (TIMEVAR_ENABLE): Examine time_report, not quiet_flag.
* ggc-common.c (ggc_print_statistics): Rename to
ggc_print_common_statistics; all callers changed. Scale
quantities above 10K to kilobytes and above 10M to megabytes.
* ggc-page.c (ggc_page_print_statistics): Rename to
ggc_print_statistics. Report memory consumed by internal data
structures for each allocation bucket. Scale quantities above
10K to kilobytes and above 10M to megabytes.
* ggc-simple.c: Prototype debug_ggc_tree to avoid warning.
Cast PTR_KEY(p) to unsigned long in fprintf call to avoid warning.
Define tally_leaves always.
(ggc_print_statistics): New function.
* ggc.h: Adjust for renamed functions.
Wed Aug 30 00:11:42 2000 Denis Chertykov <[email protected]>
* config/avr/avr.md ("*movsf","*movsi"): Pass NULL to
output_movsisf instead of which_alternative.
* config/avr/avr.c (output_reload_inhi): Check for NULL ponter.
Tue Aug 29 22:29:58 2000 Denis Chertykov <[email protected]> & Marek Michalkiewicz <[email protected]>
* config/avr/avr-protos.h: (avr_output_ascii) Removed.
(avr_progmem_p): New prototype.
(output_movsisf): Prototype declaration changed.
(output_movqi): New prototype.
(output_movhi): New prototype.
(call_insn_operand): Likewise.
(final_prescan_insn): Likewise.
(avr_simplify_comparision_p): Likewise.
(avr_normalize_condition): Likewise.
(compare_eq_p): Likewise.
(out_shift_with_cnt): Likewise.
(const_int_pow2_p): Likewise.
(output_reload_inhi): Prototype declaration changed.
* config/avr/avr.c: (debug_hard_reg_set): Prototype declared.
(ldi_reg_rtx): New. rtx for r31.
(avr_init_stack): Initialize as "__stack".
(function_prologue): Use it.
Replace all TARGET_ENHANCED with AVR_ENHANCED.
(avr_mcu_name): Initialize as "avr2".
(avr_enhanced_p, avr_mega_p): New variables.
(mcu_types, avr_override_options): Handle all known MCU types.
Also handle avr1 (only preprocess, assemble and link).
(print_operand): Using of `%K' in output template removed.
(out_movqi_r_mr): Optimized.
(out_movhi_r_mr): Likewise.
(output_movqi): New function.
(output_movhi): Likewise.
(out_movsi_r_mr): Optimized.
(output_movsisf): Compute insn length for `adjust_insn_length'
(out_movqi_mr_r): Optimized.
(out_movhi_mr_r): Optimized.
(adjust_insn_length): Use output_movsisf, output_movqi,
output_movhi for insn length adjusting.
(reg_unused_after): Use dead_or_set_p.
(preferred_reload_class): Now haven't any restriction.
(reg_was_0): New function.
(io_address_p): Likewise.
(const_int_pow2_p): Likewise.
(output_reload_inhi): Likewise.
(output_reload_insisf): Likewise.
* config/avr/avr.h (MULTILIB_DEFAULTS): Define.
(LIB_SPEC): Use -lc for all supported devices.
(LIBGCC_SPEC): Use -lgcc for all supported devices.
(AVR_MEGA): Define as avr_mega_p.
(AVR_ENHANCED): New, define as avr_enhanced_p.
(TARGET_SWITCHES): Remove -menhanced, now handled by -mmcu=...
(CPP_SPEC, LINK_SPEC): Handle all known MCU types.
(CRT_BINUTILS_SPECS): Handle all known MCU types.
Rename gcrt1-*.o to make file names unique on 8.3 filesystems.
(EXTRA_SPECS): Add CPP_AVR[1-5]_SPEC.
(ASM_SPEC): Pass -mmcu=... to the assembler.
Change all -DAVR_* to -D__AVR_*__.
(INIT_TARGET_OPTABS), config/avr/libgcc.S:
Rename library functions to start with two underscores.
(ASM_OUTPUT_COMMON): Outputs `.comm VAR,VAR-SIZE,1' to avoid
alignment.
(ASM_WEAKEN_LABEL): Declared for __attribute__((weak)).
(SUPPORTS_WEAK): Likewise.
(LDI_REG_REGNO): New. Register r31 will be used as temporary
register for loading constants to r0-r14.
* config/avr/avr.md: Replace all TARGET_ENHANCED with
AVR_ENHANCED.
(*mov_r_sp): Removed. Handled by output_movhi.
(*mov_sp_r): Likewise.
(*mov_sp_r_no_interrupts): Likewise
(*mov_sp_r_tiny): Likewise.
(*movqi): Use output_movqi.
(*reload_inqi): New.
(*movhi): Use output_movhi.
(*reload_inhi): New.
(*negsi2): Optimized.
(*negsf2): Likewise.
Added peepholes (define_peephole2) for loading constants to r0-r14
and for using `cpse' command.
* config/avr/libgcc.S: Rename library functions to start with two
underscores.
Add support for enhanced core.
(_moqhi3): Fix typo, now _modqi3.
(__divsi_raw): Use __zero_reg__ as loop counter, smaller by 1 word.
(__prologue_saves__): Remove test for stack adjust by 0.
(__tablejump__): New.
* config/avr/t-avr: Build libgcc2 with -mcall-prologues.
Add multilib support.
Tue Aug 29 15:17:54 EDT 2000 John Wehle ([email protected])
* loop.c (prescan_loop): Don't check unknown_address_altered
when deciding if insert_loop_mem is safe. Add BLKmode MEMs
to loop_store_mems as necessary.
(loop_invariant_p): Don't check unknown_address_altered
or unknown_constant_address_altered.
2000-08-29 J. David Anglin <[email protected]>
* vax.md (sltu, sgeu): Delete sltu and sgeu insn patterns.
2000-08-29 Zack Weinberg <[email protected]>
* cpperror.c (print_file_and_line): If line is (unsigned int)-1,
print just the filename.
* cpplex.c (_cpp_run_directive): Add additional argument, the
name to give the synthetic buffer. This defaults to
translated "<command line>".
* cpplib.c (cpp_define, cpp_undef, cpp_assert, cpp_unassert):
Adjust to match.
(_cpp_define_builtin): New function.
* cppinit.c (initialize_builtins): Use _cpp_define_builtin.
* cpphash.h: Update prototypes.
* tradcpp.c (main): Process -D and -U simultaneously, in the
order they appeared on the command line.
2000-08-29 Kaveh R. Ghazi <[email protected]>
* c-decl.c (define_label): Call warning_with_file_and_line and
error_with_file_and_line instead of plain warning or error.
* c-parse.in (label): Use save_filename/save_lineno to ensure
correct values for calls to define_label.
2000-08-29 Mark Mitchell <[email protected]>
* calls.c (expand_call): Don't create a VAR_DECL just to throw it
away.
* expr.c (expand_expr, case TARGET_EXPR): Don't call
mark_addressable.
* tree.h (get_file_function_name): Remove two duplicate
declarations.
2000-08-28 Kazu Hirata <[email protected]>
* tree.c: Fix formatting.
* xcoffout.c: Fix formatting.
2000-08-28 Jason Merrill <[email protected]>
* dwarf2out.c (attr_checksum): Also ignore DW_AT_producer.
2000-08-28 Daniel Berlin <[email protected]>
* dwarf2out.c (dwarf2out_finish): Don't bother calling
break_out_includes if it won't do anything.
2000-08-28 Richard Henderson <[email protected]>
* reload.c (push_secondary_reload): Revert 2000-08-16 change.
(find_reloads): Likewise.
* config/alpha/alpha.md (reload_inqi): Revert 2000-08-11 change.
(reload_inhi): Likewise.
2000-08-28 Richard Henderson <[email protected]>
* config/i386/i386.c: Don't error on EXTRA_CONSTRAINT defined.
(call_insn_operand): Don't expect a surrounding mem.
(constant_call_address_operand): Likewise.
* config/i386/i386.h (PREDICATE_CODES): Update.
* config/i386/i386.md (call patterns): Move the match_operand
for the call destination inside the mem.
2000-08-28 Richard Henderson <[email protected]>
* local-alloc.c (requires_inout): Don't use reserved range for
EXTRA_CONSTRAINTS; use anything not matched by REG_CLASS_FROM_LETTER.
* recog.c (asm_operand_ok): Likewise.
(preprocess_constraints, constrain_operands): Likewise.
* regclass.c (record_reg_classes): Likewise.
* reload.c (find_reloads): Likewise.
* reload1.c (maybe_fix_stack_asms): Likewise.
(reload_cse_simplify_operands): Likewise.
* stmt.c (expand_asm_operands): Likewise.
* md.texi: Update constraints documentation.
* tm.texi (EXTRA_CONSTRAINT): Update.
2000-08-28 Daniel Berlin <[email protected]>
* dwarf2out.c (DIE_LABEL_PREFIX): Remove leading "__".
(print_die): If we don't know the offset of the
target die, try the symbol. Add a trailing newline.
(reverse_all_dies): New fn.
(dwarf2out_finish): Call it.
(break_out_includes): Reorganize for clarity.
(add_sibling_attributes): Don't call reverse_die_lists.
(output_comp_unit): Rename from output_comdat_comp_unit. Use for
primary CU, too.
* flags.h: Add flag_eliminate_dwarf2_dups.
* toplev.c (f_options): Support -feliminate-dwarf2-dups.
2000-08-28 Jason Merrill <[email protected]>
* dwarf2.h (DW_TAG_GNU_BINCL, DW_TAG_GNU_EINCL): New tags.
* dwarf2out.c: #include "md5.h".
(DIE_LABEL_PREFIX): New macro.
(dw_val_struct): Add 'external' flag to val_die_ref.
(add_AT_die_ref, AT_ref): Adjust.
(AT_ref_external, set_AT_ref_external): New fns.
(build_abbrev_table): Call set_AT_ref_external.
(value_format): Call AT_ref_external.
(die_struct): Add die_symbol field.
(new_die): Clear it.
(dwarf_tag_name): Handle BINCL/EINCL.
(dwarf2out_start_source_file): Add BINCL DIE.
(dwarf2out_end_source_file): Add EINCL DIE.
(push_new_compile_unit, pop_compile_unit, clear_die_sizes): New fns.
(loc_checksum, attr_checksum, die_checksum): New fns.
(is_type_die, is_comdat_die, is_symbol_die): New fns.
(compute_section_prefix, assign_symbol_names): New fns.
(gen_internal_sym, output_die_symbol, output_symbolic_ref): New fns.
(output_die): Call output_die_symbol and AT_ref_external.
(output_comdat_comp_unit): New fn, split out from...
(dwarf2out_finish): ...here. Also call add_sibling_attributes for
secondary CUs.
(output_pubnames, output_aranges): Abort if we see entries from
secondary CUs.
* toplev.h: Declare file_name_nondirectory.
* toplev.c (file_name_nondirectory): New fn, moved from C++ frontend.
(rest_of_type_compilation): Call dwarf2out_decl if at toplevel.
(debug_start_source_file): Call dwarf2out_start_source_file
regardless of debug verbosity.
(debug_end_source_file): Similarly.
* tree.h: Declare clean_symbol_name.
* tree.c (clean_symbol_name): Split out from...
(get_file_function_name_long): ...here.
* dwarf2out.c (new_loc_descr): Use calloc.
(splice_child_die): Remove the die from the right parent.
(gen_struct_or_union_die): Don't add AT_name to a specification DIE.
Mon Aug 28 19:02:13 2000 Richard Kenner <[email protected]>
* toplev.c (decode_g_option): Don't give warning for unknown -g
option; return 0 instead.
(main): If -g option is not recognized by front end or
language-independent code, give warning.
2000-08-28 Greg McGary <[email protected]>
* config/i386/i386-protos.h (ix86_expand_compare): Add extern decl.
* config/i386/i386.c (ix86_expand_compare): Remove `static'.
* config/i386/i386.md (trap, conditional_trap): New insn & expand.
2000-08-27 Greg McGary <[email protected]>
* cpplex.c (parse_string): Don't look for backslash
before first char in `namebuf'.
* loop.c (strength_reduce): Skip NOTEs.
2000-08-27 Jason Merrill <[email protected]>
* c-decl.c (duplicate_decls): Don't set TREE_STATIC or clear
DECL_EXTERNAL on a local extern. Don't set DECL_IGNORED_P or
TREE_ASM_WRITTEN, either.
(finish_decl): Adjust.
2000-08-28 Philipp Thomas <[email protected]>
* ABOUT-GCC-NLS: Remove gettext patches from Paul Eggert as
they have been incorporated into the gettext CVS. Change the text to
reflect the current status of NLS. Add instructions for accessing
the gettext CVS and add the patch from Martin v. Löwis.
2000-08-27 Geoff Keating <[email protected]>
* config/rs6000/rs6000.md (movdi_internal64+5): Make SUBREG-safe
by using gen_lowpart_common.
(movdi_internal64+6): Likewise.
2000-08-26 Alexandre Oliva <[email protected]>
* tm.texi (FINI_SECTION_ASM_OP, CRT_CALL_STATIC_FUNCTION):
Document.
* config/mn10300/mn10300.h (DBX_REGISTER_NUMBER): Remap register
numbers to the ranges used by GDB.
2000-08-25 Richard Henderson <[email protected]>
* config/ia64/ia64.h (struct machine_function): Add n_varargs.
* config/ia64/ia64.c (ia64_compute_frame_size): Use it.
(ia64_expand_prologue): Likewise.
(ia64_setup_incoming_varargs): Set it. Properly skip the current
argument for stdargs.
2000-08-25 Jason Merrill <[email protected]>
* integrate.c (expand_inline_function): Pull out the original decl.
2000-08-25 Jim Wilson <[email protected]>
* cse.c (cse_insn): Don't pass label subtraction to force_const_mem.
* function.c (gen_mem_addressof): Clear MEM_ALIAS_SET if no decl.
2000-08-25 Greg McGary <[email protected]>
* flow.c (dump_edge_info): Use ARRAY_SIZE.
* config/alpha/alpha.c (alpha_expand_block_move): Likewise.
2000-08-25 Richard Earnshaw <[email protected]>
* arm.h (STRUCT_VALUE): Define to 0, not NULL.
Fri Aug 25 12:52:49 EDT 2000 John Wehle ([email protected])
* i386.c (ix86_find_base_term): New.
* i386-protos.h (ix86_find_base_term): Prototype.
* i386.h (FIND_BASE_TERM): Define.
* alias.c (find_base_term): Use it.
* tm.texi (FIND_BASE_TERM): Document it.
* alias.c (true_dependence, write_dependence_p): Unchanging
memory can't conflict with non-unchanging memory.
* alias.c (memrefs_conflict_p): A BLKmode reference
to a symbol (or CONST_INT address) always conflicts
with a reference to another symbol.
2000-08-25 Joseph S. Myers <[email protected]>
* c-common.c (time_char_table): Don't allow width and flags with
"z" format.
2000-08-25 Jakub Jelinek <[email protected]>
* config/i386/i386.c (ix86_expand_branch): Treat GE and GEU the same
way as LT and LTU when the second operand has 0 in low word.
2000-08-26 Michael Hayes <[email protected]>
* basic-block.h (struct loop): Rename `exits' field to
`exit_edges'. Add `entry_edges' and `num_entries' fields.
* flow.c (flow_loop_exit_edges_find): Rename from flow_loop_exits_find.
(flow_loop_entry_edges_find): Add.
(flow_edge_list_print): Rename from flow_exits_print.
(flow_loops_find): Call flow_loop_entry_edges_find.
(flow_loop_dump): Dump entry_edges list.
(flow_loops_free): Free entry_edges.
2000-08-26 Michael Hayes <[email protected]>
* loop.c (loop_dump_aux, debug_loop): New functions.
(LOOP_BLOCK_NUM_1, LOOP_BLOCK_NUM, LOOP_INSN_UID): New macros.
* flow.c (flow_loops_dump): Add callback parameter.
(flow_loop_dump): Add callback parameter and call it. Move
loop note debugging code to loop_dump_aux.
* basic-block.h (flow_loop_dump): Add callback parameter
(flow_loops_dump): Likewise.
* toplev.c (rest_of_compilation): Add NULL callback function pointer
to call to flow_loops_dump.
2000-08-26 Michael Hayes <[email protected]>
* loop.c (count_loop_regs_set): Replace start and end arguments
with loop argument. All callers udated.
2000-08-26 Michael Hayes <[email protected]>
* loop.c (constant_high_bytes): Delete.
2000-08-26 Michael Hayes <[email protected]>
* loop.c (prescan_loop): Move checks for NOTE_INSN_LOOP_CONT
and NOTE_INSN_LOOP_VTOP to...
(find_and_verify_loops) ...here.
Fri Aug 25 04:21:13 2000 Alexandre Oliva <[email protected]>
* crtstuff.c (CRT_CALL_STATIC_FUNCTION): Define default.
(fini_dummy, init_dummy): Use it.
Fri 25-Aug-2000 08:03:27 BST Neil Booth <[email protected]>
* cpplex.c (is_macro_disabled): Caller has already checked
that we're not a preprocessed file.
2000-08-24 Mark Mitchell <[email protected]>
* Makefile.in (C_AND_OBJC_OBJS): Remove c-iterate.o.
(c-iterate.o): Remove target.
* gcc/c-common.h (enum rid): Remove RID_ITERATOR.
* gcc/c-decl.c (init_decl_processing): Remove call to init_iterators.
(finish_decl): Don't handle iterators.
(grokdeclarator): Likewise.
* gcc/c-parse.gperf: Remove __iterator and __iterator__ keywords.
* gcc/c-gperf.h: Regenerated.
* gcc/c-iterate.c: Removed.
* gcc/c-lex.c (init_lex): Don't handle iterators.
* gcc/c-parse.in (primary): Remove pop_iterator_stack call.
(compstmt_primary_start): Remove push_iterator_stack call.
(stmt): Don't allow iterator statements. Replace iterator_expand
with expand_expr_stmt.
(all_iter_stmt): Remove.
(all_iter_stmt_simple): Likewise.
(all_iter_stmt_with_decl): Likewise.
* gcc/c-tree.h (ITERATOR_P): Remove.
(ITERATOR_BOUND_P): Likewise.
(init_iterators): Remove declaration.
(iterator_expand): Likewise.
(iterator_for_loop_start): Likewise.
(iterator_for_loop_end): Likewise.
(iterator_for_loop_record): Likewise.
(push_iterator_stack): Likewise.
(pop_iterator_stack): Likewise.
* gcc/c-typeck.c (decl_constant_value): Don't check ITERATOR_P.
(readonly_warning): Likewise.
* gcc/tree.h (ITERATOR_BOUND_P): Don't mention it.
2000-08-24 Jim Wilson <[email protected]>
* c-common.c (decl_attributes, case A_ALIGN): Revert last change.
Copy type in a TYPE_DECL, just like pushdecl does.
2000-08-24 Richard Henderson <[email protected]>
* toplev.c (main): Enable flag_reorder_blocks at -O2.
2000-08-24 Zack Weinberg <[email protected]>
* ggc-page.c (alloc_page): If HAVE_MMAP_ANYWHERE and we're
asked for one page, allocate GGC_QUIRE_SIZE of them and put
the extras on the free list.
(release_pages): Clean up.
(ggc_set_mark): Don't adjust G.allocated here...
(sweep_pages): ... do it here.
2000-08-24 Zack Weinberg <[email protected]>
* cppfiles.c (read_include_file): Rearrange initializations.
2000-08-24 Richard Henderson <[email protected]>
* stmt.c (expand_asm_operands): Treat EXTRA_CONSTRAINT like g or X.
* config/ia64/ia64-protos.h: Update.
* config/ia64/ia64.c (gr_register_operand): New.
(fr_register_operand, grfr_register_operand): New.
(gr_nonimmediate_operand, grfr_nonimmediate_operand): New.
(grfr_reg_or_8bit_operand): New.
(gr_reg_or_0_operand): Rename from reg_or_0_operand and
use gr_register_operand.
(gr_reg_or_5bit_operand, gr_reg_or_6bit_operand): Likewise.
(gr_reg_or_8bit_operand, gr_reg_or_8bit_adjusted_operand): Likewise.
(gr_reg_or_8bit_and_adjusted_operand): Likewise.
(gr_reg_or_14bit_operand, gr_reg_or_22bit_operand): Likewise.
(fr_reg_or_fp01_operand): Likewise.
(not_postinc_memory_operand): New.
(ia64_split_timode): Remove unused variables.
(rtx_needs_barrier): Check arguments to cmpxchg.
(builtin_description): Remove.
(bdesc_2argsi, bdesc_2argdi): Remove.
(ia64_init_builtins): Declare all builtins directly.
(ia64_expand_fetch_and_op): Rewrite to be called from
ia64_expand_builtin directly. Use expand_binop and co.
(ia64_expand_op_and_fetch): Likewise.
(ia64_expand_compare_and_swap): Likewise.
(ia64_expand_binop_builtin): Remove.
(ia64_expand_lock_test_and_set): New.
(ia64_expand_lock_release): New.
(ia64_expand_builtin): Use them.
* config/ia64/ia64.h (CONSTRAINT_OK_FOR_S): New.
(EXTRA_CONSTRAINT): Use it.
(PREDICATE_CODES): Update.
* config/ia64/ia64.md (*): Use gr_register_operand and co.
(mf): Indicate that we set memory as well as use it.
(fetchadd_acq_si): Show memory being modified as well.
(fetchadd_acq_di, cmpxchg_acq_si, cmpxchg_acq_di): Likewise.
(val_compare_and_swap_si, val_compare_and_swap_di): Remove.
(lock_test_and_set_si, lock_test_and_set_di): Remove.
(fetch_and_add_si, fetch_and_sub_si, fetch_and_or_si): Remove.
(fetch_and_and_si, fetch_and_xor_si, fetch_and_nand_si): Remove.
(fetch_and_add_di, fetch_and_sub_di, fetch_and_or_di): Remove.
(fetch_and_and_di, fetch_and_xor_di, fetch_and_nand_di): Remove.
(add_and_fetch_di, sub_and_fetch_di, or_and_fetch_di): Remove.
(and_and_fetch_di, xor_and_fetch_di, nand_and_fetch_di): Remove.
(add_and_fetch_si, sub_and_fetch_si, or_and_fetch_si): Remove.
(and_and_fetch_si, xor_and_fetch_si, nand_and_fetch_si): Remove.
* config/ia64/ia64intrin.h (*): Cast result to the appropriate
return type. Pretty print definitions.
2000-08-24 Jim Wilson <[email protected]>
* config/ia64/ia64.md (movdi): Don't call gen_movdi_symbolic if
we have a SYMBOL_REF with SYMBOL_REF_FLAG set.
2000-08-24 Jason Merrill <[email protected]>
* dwarf2out.c (AT_flag, AT_int, AT_unsigned, AT_string, AT_ref,
AT_loc, AT_addr, AT_lbl): Abort on unsuitable input.
(get_AT_low_pc, get_AT_hi_pc, get_AT_string, get_AT_flag,
get_AT_unsigned, get_AT_ref): Don't call them if get_AT fails.
2000-08-24 Greg McGary <[email protected]>
* optabs.c (init_optabs): Initialize fixtab, fixtrunctab, floattab,
and extendtab within their proper array boundaries.
* emit-rtl.c (init_emit_once): Pass `const_tiny_rtx' with bounds
for the entire array.
* config/arm/arm.c (arm_override_options): Use ARRAY_SIZE.
* config/alpha/alpha.c (alpha_lookup_xfloating_lib_func): Likewise.
* config/avr/avr.c (order_regs_for_local_alloc): Likewise.
* config/fr30/fr30.c (fr30_print_operand): Likewise.
* config/i386/dgux.c (output_options): Likewise.
* config/i386/dgux.h (ASM_FILE_START): Likewise.
* config/m88k/m88k.c (output_options): Likewise.
* config/m88k/m88k.h (ASM_FILE_START): Likewise.
* config/mcore/mcore.c (mcore_output_inline_const_forced,
layout_mcore_frame, handle_structs_in_regs): Likewise.
* config/mips/mips.c (output_block_move): Likewise.
* config/rs6000/rs6000.c (rs6000_override_options,
rs6000_file_start): Likewise.
* config/sparc/sparc.c (sparc_add_gc_roots): Likewise.
* fixinc/fixfixes.c (FIX_TABLE_CT): Likewise.
* fixinc/fixtests.c (TEST_TABLE_CT): Likewise.
* builtins.c (expand_builtin_setjmp): Likewise.
* expr.c (safe_from_p): Likewise.
* flow.c (life_analysis): Likewise.
* fold-const.c (size_int_type_wide): Likewise.
* gcc.c (translate_options, init_spec, set_spec, main): Likewise.
* genattrtab.c (make_length_attrs): Likewise.
* genopinit.c (gen_insn): Likewise.
* genrecog.c (NUM_KNOWN_PREDS, NUM_SPECIAL_MODE_PREDS): Likewise.
* global.c (global_alloc): Likewise.
* local-alloc.c (find_free_reg): Likewise.
* mips-tdump.c (print_symbol): Likewise.
* mips-tfile.c (parse_def, parse_input): Likewise.
* reload1.c (NUM_ELIMINABLE_REGS): Likewise.
* stmt.c (expand_nl_goto_receiver): Likewise.
* stor-layout.c (set_sizetype): Likewise.
* varasm.c (decode_reg_name): Likewise.
* toplev.c (decode_f_option, decode_W_option,
set_target_switch, print_switch_values): Likewise.
(NUM_ELEM): Remove macro.
(display_help, main): s/NUM_ELEM/ARRAY_SIZE/
2000-08-24 Greg McGary <[email protected]>
* tree.h (enum tree_index): New member `TI_MAIN_IDENTIFIER'.
(MAIN_NAME_P, main_identifier_node): New macros.
* c-common.c (c_common_nodes_and_builtins): Init main_identifier_node.
* c-decl.c (start_decl, grokdeclarator, start_function,
store_parm_decls, finish_function): Use MAIN_NAME_P.
* config/avr/avr.c (function_prologue, function_epilogue): Likewise.
* config/i386/cygwin.h (SUBTARGET_PROLOGUE): Likewise.
* config/i386/win32.h (SUBTARGET_PROLOGUE): Likewise.
* config/pdp11/pdp11.c (output_function_prologue): Likewise.
2000-08-24 Greg McGary <[email protected]>
* cppfiles.c (actual_directory): Don't write beyond `dir'
when it contains "".
* real.c (asctoeg): Stay within bounds of etens[][].
2000-08-24 Kaveh R. Ghazi <[email protected]>
* dependence.c (dependence_string, direction_string,
dump_one_node, dump_node_dependence): Hide unused identifiers.
(get_low_bound, normalize_coefficients): Match definition to
static prototype.
(get_one_coefficient): Initialize variables `value0_is_idx' and
`value1_is_idx'.
(ziv_test, gcd_test): Mark parameters with ATTRIBUTE_UNUSED.
(ziv_test): Delete variable `idx', use parameter `sub' instead.
(direction_merge): Avoid automatic aggregate initialization.
(have_dependence_p): Use `src' not `dest' to set `src_idx'.
Initialize variables `dest_idx' and `src_idx'.
(end_dependence_analysis): Avoid C89 style function definition.
2000-08-24 Joseph S. Myers <[email protected]>
* c-common.c (time_char_table): Don't allow width with %F.
(check_format_info): Don't allow "Z" length with scanf.
2000-08-24 Gabriel Dos Reis <[email protected]>
* diagnostic.c (finish_diagnostic): Define.
(output_do_printf): Use wrap_text instead of output_add_string.
(default_print_error_function): Avoid embedded '\n'.
* diagnostic.h (flush_diagnostic_buffer): Declare.
2000-08-23 Alexandre Oliva <[email protected]>
* dependence.c: Replace `[][]' with `[][MAX_SUBSCRIPTS]'.
2000-08-23 Hans-Peter Nilsson <[email protected]>
* Makefile.in (GCC_PASSES): Add specs.
2000-08-23 Jim Wilson <[email protected]>
* frame.h (IA64_UNW_EHANDLER, IA64_UNW_UHANDLER): New.
* config/ia64/frame-ia64.c (__get_personality): Return zero if neither
EHANDLER nor UHANDLER bit is set.
(__get_except_table): Likewise.
2000-08-23 Nick Clifton <[email protected]>
* config/arm/lib1funcs.asm: Replace upper case condition codes
with lower case versions.
* config/arm/arm.h (STRUCT_VALUE): Define.
(STRUCT_VALUE_REGNUM): Delete.
2000-08-23 Zack Weinberg <[email protected]>
* cpphash.h (IN_I): New flag for directive table.
* cpplib.c (DIRECTIVE_TABLE): Mark #define, #undef, #ident, and
#pragma with IN_I.
(_cpp_check_directive): If -fpreprocessed, execute directives
marked with IN_I. Issue no warnings in this case.
* cpplex.c (_cpp_get_token): Expand no macros if -fpreprocessed.
2000-08-23 Joseph S. Myers <[email protected]>
* c-common.c (print_char_table): Allow 'I' flag with %d, %i and
%u.
(check_format_info): Support printf 'I' flag; warn about it with
-pedantic.
2000-08-23 Richard Earnshaw ([email protected])
* arm.c (arm_expand_prologue): Ensure that the stack-adjustment
barrier can't be ignored by the alias analysis code.
2000-08-12 Eli Zaretskii <[email protected]>
* fixinc/inclhack.def (sysv68_string): Fix the Sed script so it
works inside fixincl.
Wed Aug 23 04:55:48 2000 Alexandre Oliva <[email protected]>
* simplify-rtx.c (simplify_rtx): Don't pass VOIDmode to
simplify_relational_operation() unless both operands are of
VOIDmode.
* cse.c (fold_rtx): Likewise.
Tue Aug 22 23:53:27 EDT 2000 John Wehle ([email protected])
* rtlanal.c (rtx_unstable_p): The pic register is stable
(within one function) and the actual rtx should be used
when checking the registers.
(rtx_addr_can_trap_p): Pic memory addresses can't trap.
* alias.c (true_dependence, write_dependence_p): Fix
bug in previous patch.
* i386.c (ix86_GOT_alias_set): New.
(legitimize_pic_address): Use it.
* rtlanal.c (rtx_unstable_p): An unchanging MEM is
only stable if its address is stable.
(rtx_varies_p): An unchanging MEM can't vary if
its address doesn't vary.
2000-08-22 Kaveh R. Ghazi <[email protected]>
* c-parse.in (unop +): Restrict -Wtraditional warnings to user code.
2000-08-22 J. David Anglin <[email protected]>
* vax.h (ASM_SPEC): Pass `-J' to assembler.
* x-vax-gcc: New file for bootstrapping with gcc.
* x-vax: Use X_CFLAGS rather than X_CPPFLAGS to pass `-J'.
* configure.in: Use x-vax-gcc with gcc.
* configure: Rebuilt.
Tue Aug 22 21:21:05 2000 J"orn Rennecke <[email protected]>
* toplev.c (rest_of_compilation): Rebuild label notes after
post-reload splitting pass if new labels have been created.
2000-08-22 Gabriel Dos Reis <[email protected]>
* diagnostic.h (output_buffer_state): New macro.
* diagnostic.c (diagnostic_for_decl, sorry,
default_print_error_function, output_do_verbatim,
report_diagnostic, report_problematic_module): Use it.
(wrap_text): Tweak.
(output_format): Use wrap_text instead of maybe_wrap_text.
2000-08-22 Nick Clifton <[email protected]>
* config/arm/lib1funcs.asm (ARM_DIV_MOD_BODY): New macro.
Common code for ARM divide and modulus functions.
(THUMB_DIV_MOD_BODY): New macro. Thumb equivalent of
ARM_DIV_MOD_BODY.
(FUNC_END): New macro: Common code at the end of the division and
modulo functions.
(THUMB_FUNCTION_START): New macro: Common code at the start of
Thumb functions.
(__divsi3, __udivsi3, __modsi3, __umodsi3): Use new macros.
Tue Aug 22 20:34:52 2000 Kaz Kojima <[email protected]>
* config/sh/sh.md (cmpeqdi_t splitter): Fix a reverse testing.
* config/sh/sh.c (prepare_scc_operands): Apply force_reg to
sh_compare_op1 when the mode is DImode and sh_compare_op1 isn't
const0_rtx.
2000-08-22 Nick Clifton <[email protected]>
* config/arm/lib1funcs.asm (__umodsi3): Before performing any
restorative additions, test for bottom bits of IP being set,
rather than relying upon the RORs not matching.
(__modsi3): Ditto.
2000-08-22 David Edelsohn <[email protected]>
* aix.h (ASM_DECLARE_FUNCTION_NAME): Call named_section() or
text_section() as appropriate instead of emitting text csect
pseudo-op directly.
(TEXT_SECTION_ASM_OP): Only require default 32-bit alignment.
(UNIQUE_SECTION): Define macro.
(ASM_OUTPUT_SECTION_NAME): Define macro.
* rs6000.c (rs6000_override_options): Disable -ffunction-sections
on AIX if debugging and -fdata-sections always.
2000-08-22 Steven King <[email protected]>
* config/float-i386.h (LDBL_EPSILON): Remove __convert_long_double
machinery.
(LDBL_MAX): Same here.
2000-08-22 Richard Henderson <[email protected]>
* flow.c (tidy_fallthru_edge): Update b->end properly.
2000-08-22 Stan Cox <[email protected]>
* Makefile.in (OBJS): Add dependence.o.
* dependence.c: New file.
2000-08-22 Alexandre Oliva <[email protected]>, John David Anglin <[email protected]>
* calls.c (check_sibcall_argument_overlap_1): Adjust for
ARGS_GROW_DOWNWARD.
(check_sibcall_argument_overlap): Likewise.
2000-08-22 Alexandre Oliva <[email protected]>
* invoke.texi (SH Options): Document -m4-nofpu,
-m4-single-only, -m4-single, -m4, -mbigtable, -mfmovd,
-mhitachi, -mnomacsave, -misize, -mpadstruct, -mspace.
2000-08-22 Joseph S. Myers <[email protected]>
* c-common.c (check_format_info): Give the 'some locales' warning
for strftime %Ey rather than the unconditional 'only last 2 digits
of year' one.
2000-08-22 Richard Henderson <[email protected]>
* alias.c (init_alias_analysis): Do not register
struct_value_incoming_rtx or static_chain_rtx as pointing
to stack memory.
Tue Aug 22 01:44:43 2000 Jeffrey A Law ([email protected])
* protoize.c (munge_compile_params): Fix typo and formatting buglets.
2000-08-22 Gabriel Dos Reis <[email protected]>
* diagnostic.h (report_problematic_module): Declare.
* diagnostic.c (report_problematic_module): New function.
(report_error_function): Tweak.
Tue Aug 22 02:31:26 2000 Richard Kenner <[email protected]>
* stmt.c (expand_goto_internal, fixup_gotos): Only check
TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
2000-08-21 Richard Henderson <[email protected]>
* flow.c (calculate_global_regs_live): Mark frame pointer live
everywhere before reload.
2000-08-21 Jim Wilson <[email protected]>
* real.c (ereal_from_int, ereal_from_uint, significand_size): Handle
INTEL_EXTENDED_IEEE_FORMAT.
(toe64): Delete INTEL_EXTENDED_IEEE_FORMAT support. Unconditionally
clear last two bytes of output FP value.
2000-08-21 Graham Stott <[email protected]>
* config/ia64/ia64.h (REDO_SECTION_INFO_P): Change decl to DECL.
2000-08-21 Jakub Jelinek <[email protected]>
* unroll.c (loop_find_equiv_value): If ret is modified between
insn and loop_start, ret might not be equivalent to reg.
2000-08-21 Joseph S. Myers <[email protected]>
* c-common.c (init_dollar_format_checking,
maybe_read_dollar_number, finish_dollar_format_checking): New
functions.
(dollar_arguments_used, dollar_arguments_count,
dollar_first_arg_num, dollar_max_arg_used, dollar_format_warned):
New variables.
(check_format_info): Support $ formats for scanf and printf width
and precision. Always increment format_chars to advance past the
'*' of precision, not just when the format parameters are
available to check.
2000-08-21 Kaveh R. Ghazi <[email protected]>
* mips.c (block_move_loop, expand_block_move,
function_arg_partial_nregs, save_restore_insns, function_prologue,
mips_expand_prologue, RA_MASK): Avoid using the `U' integer
constant suffix.
(function_arg_advance, function_arg): Match argument to format
specifier `%p'.
2000-08-21 Nix <[email protected]>
* gcc.c (do_spec_1): Implement %j spec flag.
Remove dead comment.
* gcc.texi (The Configuration File): Document HOST_BIT_BUCKET.
* system.h (HOST_BIT_BUCKET): Default to "/dev/null".
* config/i386/xm-dos.h (HOST_BIT_BUCKET): Define as "NUL".
* config/i386/xm-os2.h, config/winnt/winnt.h: Likewise.
* protoize.c (munge_compile_params): Use HOST_BIT_BUCKET (if
writable) instead of hardcoded value.
* toplev.c (compile_file): Output to a file even if -fsyntax-only.
* gcc.c, config/i386/xm-dos.h, config/i386/xm-os2.h: Kill
MKTEMP_EACH_FILE.
* gcc.c (cc1_options): Do not process -o or run the assembler if
-fsyntax-only.
* objc/lang-spec.h: Likewise.
2000-08-21 Eli Zaretskii <[email protected]>
* fixinc/fixincl.c (fix_with_system): Pipe the output of
"external" fixes through `cat', to avoid truncating the input
file by redirection.
2000-08-21 Jakub Jelinek <[email protected]>
* config/i386/i386.md (lea_general_1): Copy insn condition to split
condition.
(lea_general_2, lea_general_3): Likewise.
2000-08-21 Kaveh R. Ghazi <[email protected]>
* c-decl.c (duplicate_decls, define_label): Restrict -Wtraditional
warnings to user code.
* c-lex.c (readescape, yylex): Likewise.
* c-typeck.c (store_init_value, process_init_element): Likewise
(c_expand_start_case): Format.
2000-08-18 Maciej W. Rozycki <[email protected]>
* mips/linux.h (LINK_SPEC): Use %(endian_spec).
* mips/mips.h: Change LINKER_ENDIAN_SPEC to ENDIAN_SPEC
and linker_endian_spec to endian_spec.
(ENDIAN_SPEC): Add %{EB} and %{EL}.
(LINK_SPEC): Remove %{EB} and %{EL}.
(ASM_SPEC): Likewise. Use %(endian_spec).
2000-08-21 Joseph S. Myers <[email protected]>
* c-tree.h (flag_hosted): Move declaration from here...
* c-common.h (flag_hosted): ... to here.
(flag_noniso_default_format_attributes): New declaration.
* c-decl.c (flag_noniso_default_format_attributes): New variable.
(c_decode_option): Set it appropriately for options choosing
language standard variant.
* c-common.c (init_function_format_info): Only provide default
format attributes if flag_hosted. Only provide the gettext
formats if flag_noniso_default_format_attributes. Update
comments.
(check_format_info): Disable treatment of %a as a scanf flag in
C99 mode.
2000-08-21 Joseph S. Myers <[email protected]>
* c-common.c (scan_char_table): Add 'w' to flags for all formats
except 'n'.
(check_format_info): Set 'wide' for scanf format widths. Warn for
a zero scanf width. Make the check for writing into a constant
object at the first level of indirection; at later levels, warn if
any type qualifiers are encountered.
Mon Aug 21 07:41:12 2000 Jeffrey A Law ([email protected])
* reload.c (reload_inner_reg_of_subreg): New function broken out of
push_reload.
(push_reload): Use reload_inner_reg_of_subreg.
(combine_reloads): Do not combine reloads if the input reload
is a SUBREG in which the inner part will need reloading.
* global.c (global_alloc): Avoid passing dumpfile argument to
reload routines.
* toplev.c (rest_of_compilation): Likewise.
* reload.h (reload): Remove dumpfile argument. Callers changed.
(debug_reload, debug_reload_to_stream): Move prototypes here.
* rtl.h (reload): Remove dumpfile argument.
* reload.c (debug_reload): Remove prototype.
(debug_reload_to_stream): Likewise.
* reload1.c: Avoid passing dumpfile around, rely on rtl_dump_file
instead.
2000-08-21 Gabriel Dos Reis <[email protected]>
* diagnostic.c (context_as_prefix): Export.
(need_error_newline): Remove.
(lang_diagnostic_starter, lang_diagnostic_finalizer): New objects.
(error_module_changed, record_last_error_module,
error_function_changed, record_last_error_function): New functions.
(initialize_diagnostics): Default initialize
lang_diagnostic_starter, lang_diagnostic_finalizer.
(init_output_buffer): Tweak.
(file_name_as_prefix): New function.
(announce_function, default_print_error_function,
report_error_function, set_diagnostic_context): Tweak.
2000-08-21 Richard Earnshaw <[email protected]>
* flow.c (init_propagate_block_info): Handle SUBREG in a jump
condition expression.
2000-08-20 Richard Henderson <[email protected]>
* flow.c (merge_blocks_nomove): Don't seek back past the bb note.
2000-08-20 Zack Weinberg <[email protected]>
* cppinit.c (cpp_init): Set global flag when called.
(cpp_reader_init): Bomb out if cpp_init hasn't been called.
Sun Aug 20 01:41:35 2000 Dennis Chernoivanov <[email protected]>
* cpplex.c (cpp_scan_buffer): Move `output_line_command' just
before `process_directive' so that newlines won't be missed
for directives.
(cpp_printf): Increment `print->lineno' when newline is emitted.
* cppmain.c (cb_ident): Likewise.
(cb_define): Likewise.
(cb_undef): Likewise.
(cb_include): Likewise.
(cb_def_pragma): Likewise.
(dump_macros_helper): Likewise.
2000-08-20 Richard Henderson <[email protected]>
* config/ia64/ia64.c (emit_insn_group_barriers): Stop if ar.lc
assigned before a loop.
* config/ia64/ia64.md (ashlsi3): Zero extend the shift count.
(ashrsi3, lshrsi3): Likewise.
2000-08-20 Gabriel Dos Reis <[email protected]>
* c-lang.c: #include diagnostic.h
(c_tree_printer): New function.
(lang_init): Initialize lang_printer.
* Makefile.in (c-lang.o): Depends on diagnostic.h
2000-08-20 Gabriel Dos Reis <[email protected]>
* c-errors.c (pedwarn_c99): Adjust call to report_diagnostic.
* diagnostic.c (default_diagnostic_starter,
default_diagnostic_finalizer): New functions.
(diagnostic_for_asm, diagnostic_for_decl): Tweak.
(pedwarn, pedwarn_with_file_and_line, error,
error_with_file_and_line, fatal, warning,
warning_with_file_and_line): Adjust call to report_diagnostic.
(report_diagnostic): Rework.
(set_diagnostic_context): New function.
* diagnostic.h (struct diagnostic_context): New data structure.
(diagnostic_message, diagnostic_argument_list,
diagnostic_file_location, diagnostic_line_location,
diagnostic_is_warning, diagnostic_starter, diagnostic_finalizer,
diagnostic_finalizer, diagnostic_auxiliary_data): New macros.
(set_diagnostic_context): Declare.
(report_diagnostic): Change prototype.
Sun 20-Aug-2000 09:25:45 BST Neil Booth <[email protected]>
* fix-header.c (main): Initialize cpplib.
2000-08-19 Michael Meissner <[email protected]>
* ifcvt.c (find_if_block): Do not assume that a THEN block has any
instructions in it before checking for indirect jumps.
* ifcvt.c (find_if_block): Do not consider a THEN block that ends
in an indirect jump as a potential for conditional execution.
* d30v.h (d30v_init_expanders): Don't declare here.
* d30v-protos.h (d30v_init_expanders): Declare here with a valid
prototype.
Sat 19-Aug-2000 21:11:45 BST Neil Booth <[email protected]>
* cpp.texi: Add @section for assertions.
Sat Aug 19 12:37:08 EDT 2000 John Wehle ([email protected])
* loop.c (scan_loop): Use CONST_CALL_P instead of
checking for REG_LIBCALL / REG_RETVAL.
Sat Aug 19 09:18:47 2000 Jeffrey A Law ([email protected])
* reload1.c (reload_as_needed): Accept dumpfile argument,
pass it to emit_reload_insns.
(emit_reload_insns): Add new dumpfile argument. If non-null
then dump the reloads for each insn into the dumpfile.
(reload): Pass dumpfile to reload_as_needed.
* invoke.texi: Clean up linux-gnu vs linux comments.
2000-08-19 Richard Henderson <[email protected]>
* config/ia64/ia64.c (reg_or_5bit_operand): New.
(ia64_depz_field_mask): New.
* config/ia64/ia64.h (CONSTRAINT_OK_FOR_R): New.
(PREDICATE_CODES): Update.
* config/ia64/ia64.md: Update commentary.
(depz_internal): New.
(ashlsi3): Implement directly.
(ashrsi3, lshrsi3): Simplify; rely on extv and extzv for constants.
(ashldi3): Use shladd.
* config/ia64/ia64-protos.h: Update.
2000-08-18 Zack Weinberg <[email protected]>
* toplev.c (independent_decode_option): Always process -g.
Remove third argument, now unused. Adjust caller to match.
2000-08-18 Richard Henderson <[email protected]>
* combine.c (make_compound_operation): Break after creating
the extraction.
2000-08-18 Zack Weinberg <[email protected]>
* cpplib.c (cpp_register_pragma_space): Just return if the
namespace is already registered.
2000-08-18 Ray Essick <[email protected]> & Nick Clifton <[email protected]>
* config/mcore/mcore.md (rotlsi3): Allow allow rotations by a
constant amount. Do not generate ROTL instruction.
Fri Aug 18 16:22:20 2000 Alexandre Oliva <[email protected]>
* config/sh/elf.h: Do not include sh/sh.h.
* config/sh/rtems.h: Likewise.
* config/sh/rtemself.h: Do not include sh/elf.h.
* configure.in: Get them included with `tm_file's.
* configure: Rebuilt.
* config/sh/sh.md (fpu_switch0, fpu_switch1): Simplify.
* config/sh/sh.c (fpscr_set_from_mem): Use them.
Fri Aug 18 14:23:18 2000 Richard Kenner <[email protected]>
* stor-layout.c (compute_record_type): Don't use mode of single
field as mode of record if not integer mode of same type.
* regmove.c (perhaps_ends_bb_p): New function.
(optimize_reg_copy_1, optimize_reg_copy_2): Call it.
(optimize_reg_copy_3, fixup_match_2, regmove_optimize): Likewise.
(fixup_match_1): Likewise.
(fixup_match_1, combine_stack_adjustments_for_block): Add casts to
avoid signed/unsigned warnings.
* function.c (fixup_var_refs_1, case MEM): Update CODE after
updating X.
Fri 18-Aug-2000 18:33:45 BST Neil Booth <[email protected]>
* cpphash.h: Use HAVE_DESIGNATED_INITIALIZERS.
(_cpp_trigraph_map): Declaration moved from cpplex.c
* cppinit.c: Define _cpp_trigraph_map. Use UCHAR_MAX + 1
instead of 256. Use consistent test for designated initializers.
(cpp_init): Initialize trigraph_map.
(initialize_standard_includes, parse_option): Use memcmp
instead of strncmp.
* cpplex.c (init_trigraph_map): Remove.
(trigraph_ok, trigraph_replace, lex_line): Refer to
_cpp_trigraph_map.
* cpplib.c (str_match, WARNING, ERROR, ICE): Delete.
(do_unassert): Remove unused "next" local.
* system.h (HAVE_DESIGNATED_INITIALIZERS): New prototype.
2000-08-18 Emmanuel Marty <[email protected]>
* arm/lib1funcs.asm (_umodsi3 THUMB VARIANT): Restore deleted return
insn.
2000-08-17 Richard Henderson <[email protected]>
* config/ia64/ia64.c (spill_restore_mem): Handle emitting
the first insn in a sequence.
Thu Aug 17 22:40:05 EDT 2000 John Wehle ([email protected])
* alias.c (true_dependence, write_dependence_p): A read
involving a label_ref or the constant pool doesn't create
a dependency.
* rtl.h (unchanging): Improve documentation.
2000-08-17 Rodney Brown <[email protected]>
* cse.c (insert_regs): Remove unused `regno'.
2000-08-17 Neil Booth <[email protected]>
* (cppinit.c) merge_include_chains: Use remove_dup_dir,
remove_dup_dirs. If qtail == brack, remove brack not
qtail.
(remove_dup_dir, remove_dup_dirs): New functions.
2000-08-17 Neil Booth <[email protected]>
* cppinit.c (cpp_cleanup): Free include dir chains.
* cpplib.c (do_undef): Let _cpp_free_definition make the node void.
(do_unassert): Free the assert with _cpp_free_definition.
* cppmacro.c (_cpp_free_definition): Free memory allocated for
assertions. Make the node a T_VOID node.
2000-08-17 Neil Booth <[email protected]>
* cppinit.c (path_include, append_include_chain):
Remove 2nd parameter (struct cpp_pending *).
(path_include, initialize_standard_includes, cpp_handle_option):
Update callers appropriately.
(cpp_handle_option): Use pend.
2000-08-17 Neil Booth <[email protected]>
* cppinit.c (sort_options): Remove, put functionality in
cpp_init.
(cpp_init): New.
(initialize_builtins): Free memory.
(cpp_start_read): Move init_IStable to cpp_init.
* cpplib.h (cpp_init): New prototype.
* cppmain.c (main): Call cpp_init.
Thu Aug 17 13:20:32 EDT 2000 John Wehle ([email protected])
* rtlanal.c (rtx_unstable_p): Use CONSTANT_P.
(rtx_unstable_p, rtx_varies_p): Process vectors.
2000-08-16 Niibe Yutaka <[email protected]>, Kaz Kojima <[email protected]>
* config/sh/lib1funcs.asm (GLOBAL): Define. Use for all
references to GLOBAL symbols. Use LOCAL where appropriate.
2000-08-16 Kaveh R. Ghazi <[email protected]>
* configure.in (*-ibm-aix4.[12]*): Delete test for gnu ld. Always
use t-aix41 when host == target.
2000-08-16 Richard Henderson <[email protected]>
* reload.c (push_secondary_reload): Revert last change.
If we use a reload_in/out pattern, make the when the same
as the primary reload.
(find_reloads): Likewise.
2000-08-16 Manfred Hollstein <[email protected]>
* configure.in (libstdcxx-v3): Fix test.
* configure: Regenerate.
Wed Aug 16 08:10:32 2000 Richard Kenner <[email protected]>
* calls.c (calls_function_1, expand_call): Only test
TYPE_RETURNS_STACK_DEPRESSED for FUNCTION_TYPE.
* function.c (thread_prologue_and_epilogue_insns): Likewise.
2000-08-16 Richard Henderson <[email protected]>
* combine.c (simplify_shift_const): Revert previous two
changes. If SHIFT_COUNT_TRUNCATED, crop the shift count
before the main loop.
2000-08-15 Richard Henderson <[email protected]>
* combine.c (simplify_shift_const): Bound shift count when
combining shifts.
Tue Aug 15 17:33:05 2000 Richard Kenner <[email protected]>
* calls.c (ECF_SP_DEPRESSED): New macro.
(calls_function_1): Treat calling sp-depressed function as alloca.
(emit_call_1): Don't adjust SP if calling sp-depressed function.
(expand_call): Set ECF_SP_DEPRESSED if TYPE_RETURNS_STACK_DEPRESSED.
If sp-depressed, ensure block saves and restores SP.
* fold-const.c (extract_muldiv): Only check TYPE_IS_SIZETYPE
for INTEGER_TYPE.
* function.c (keep_stack_depressed): New function.
(thread_prologue_and_epilogue_insns): Call it.
* print-tree.c (print_node): Use HOST_WIDE_INT_PRINT_UNSIGNED
to print DECL_OFFSET_ALIGN.
Print no-force-blk and transparent-union flags properly.
* stmt.c (expand_goto_internal): Don't restore stack if last block
and function returns with sp depressed.
(fixup_gotos): Likewise.
(save_stack_pointer): New function, from code in expand_decl.
(expand_decl): Call new function.
* tree.h (TYPE_IS_SIZETYPE): Call INTEGER_TYPE_CHECK.
(TYPE_RETURNS_STACK_DEPRESSED): New macro.
(save_stack_pointer): New declaration.
* diagnostic.c (fatal_function): New variable.
(set_fatal_function): New function.
(fatal): Call it.
* diagnostic.h (set_fatal_function): New declaration.
2000-08-15 William Cohen <[email protected]>
* config/sh/elf.h (DWARF2_DEBUGGING_INFO): Defined.
(PREFERRED_DEBUGGING_TYPE): Set to dwarf2 info.
(DWARF2_ASM_LINE_DEBUG_INFO): Defined.
2000-08-15 Richard Henderson <[email protected]>
* flow.c (mark_used_reg): Set reg_cond_reg appropriately.
2000-08-15 Richard Earnshaw <[email protected]>
* arm.c (arm_function_ok_for_sibcall): New function.
* arm.h (FUNCTION_OK_FOR_SIBCALL): Define.
* arm.md (call expanders): Don't check here for calls that can't
be sibling calls.
2000-08-15 Richard Earnshaw <[email protected]>
* arm.md (splits generating cond_exec): Disable.
2000-08-15 Richard Earnshaw <[email protected]>
* arm/linux-elf.h (text_section): Delete declaration.
2000-08-15 Richard Earnshaw <[email protected]>
ARM support for unordered FP operations.
* arm-protos.h (arm_comparison_operator): Declare.
* arm.c (arm_comparison_operator): New function.
(arm_select_cc_mode): Add unordered comparison codes.
(get_arm_condition_code): Likewise.
(arm_final_prescan_insn): Can't handle unordered jumps that can't
be done in one insn.
* arm.h (PREDICATE_CODES): Add arm_comparison_operator.
* arm.md (all uses of comparison_operator): Replace with
arm_comparison_operator.
(bunordered, bordered, bugt, bunlt, bunge, bunle, buneq, bltgt): New
expands.
(arm_buneq, arm_bltgt, arm_buneq_reversed, arm_bltgt_reveresed): New
patterns.
Tue Aug 15 00:36:36 2000 Ovidiu Predescu <[email protected]>
* gthr-posix.h: Conditionally include <sched.h>; include
<config.h> from libobjc/.
2000-08-14 Richard Henderson <[email protected]>
* config/i386/i386.c (legitimize_pic_address): Use Pmode
for all CONSTs.
2000-08-14 Richard Henderson <[email protected]>
* configure.in (ia64-*): Set float_format for i386 long double.
* real.c (GET_REAL): Treat 128-bit INTEL_EXTENDED_IEEE_FORMAT
as we would for i386 XFmode.
(PUT_REAL): Likewise.
(endian, ereal_atof, real_value_truncate): Likewise.
(ereal_isneg, toe64, etens, make_nan): Likewise.
* real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Likewise.
* config/ia64/ia64-protos.h: Update.
* config/ia64/ia64.c (general_tfmode_operand): New.
(destination_tfmode_operand): New.
(tfreg_or_fp01_operand): New.
(ia64_split_timode): New.
(spill_tfmode_operand): New.
(ia64_expand_prologue): Use TFmode not XFmode.
(ia64_expand_epilogue): Likewise.
(ia64_function_arg): Likewise.
(ia64_function_arg_advance): Likewise.
(ia64_return_in_memory): Likewise.
(ia64_function_value): Likewise.
(ia64_print_operand): Likewise.
(ia64_register_move_cost): Set GR<->FR to 5.
(ia64_secondary_reload_class): Get GR for TImode memory op.
* config/ia64/ia64.h (ROUND_TYPE_SIZE): Remove.
(ROUND_TYPE_ALIGN): Remove.
(LONG_DOUBLE_TYPE_SIZE): Set to 128.
(INTEL_EXTENDED_IEEE_FORMAT): Define.
(HARD_REGNO_NREGS): Use TFmode, not XFmode.
(HARD_REGNO_MODE_OK): Likewise. Disallow TImode in FRs.
(MODES_TIEABLE_P): Use TFmode, not XFmode.
(CLASS_MAX_NREGS): Likewise.
(ASM_OUTPUT_LONG_DOUBLE): Output by 4 byte hunks.
(PREDICATE_CODES): Update.
* config/ia64/ia64.md (movti): New.
(movti_internal): Use a clobber for memory alternatives.
(reload_inti, reload_outti): New.
(movsfcc_astep): Predicate properly.
(movdfcc_astep): Likewise.
(movxf): Remove.
(movtf): New.
(extendsftf2, extenddftf2): New.
(trunctfsf2, trunctfdf2): New.
(floatditf2, fix_trunctfdi2): New.
(floatunsditf2, fixuns_trunctfdi2): New.
(addtf3, subtf3, multf3, abstf2): New.
(negtf2, nabstf2, mintf3, maxtf3): New.
(maddtf3, msubtf3, nmultf3, nmaddtf3): New.
(cmptf): New.
(fr_spill): Use TFmode, not XFmode.
(fr_restore): Likewise.
* config/ia64/lib1funcs.asm (__divtf3): New.
* config/ia64/t-ia64 (LIB1ASMFUNCS): Add it.
2000-08-14 Kaveh R. Ghazi <[email protected]>
* cse.c (fold_rtx): Avoid empty body in an if-statement.
* doloop.c (doloop_iterations_max, doloop_modify): Avoid using the
`U' integer constant suffix.
* dwarf2out.c (add_subscript_info): Avoid empty body in an
else-statement.
* sparc/sol2.h (__enable_execute_stack): Prototype.
2000-08-14 David Edelsohn <[email protected]>
* collect2.c: Remove use of AIX import file.
* longlong.h: Test ARCH_PWR not ARCH_POWER.
* rs6000.c (print_operand, case 'E'): Add else.
2000-08-14 Richard Henderson <[email protected]>
* config/ia64/ia64.md (movdi): Delay calling ia64_expand_load_address.
(movdi_symbolic): New.
2000-08-14 Jim Wilson <[email protected]>
* config/ia64/ia64.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
to GNU as. For Intel as, pass -M const_gp and -M no_plabel.
* config/ia64/linux.h (ASM_SPEC): Pass -mconstant-gp and -mauto-pic
to GNU as.
2000-08-14 Richard Henderson <[email protected]>
* expr.c (emit_group_load): Don't force constants into registers.
Special case source already in the correct mode.
2000-08-14 Zack Weinberg <[email protected]>
* configure.in: Accept *-*-linux* not just *-*-linux-gnu*.
* fixinc/inclhack.def: Likewise.
* fixinc/mkfixinc.sh: Likewise.
* configure: Regenerate.
* fixinc/fixincl.x: Regenerate.
* install.texi: Document equivalence of linux and linux-gnu.
Mon Aug 14 18:51:44 2000 J"orn Rennecke <[email protected]>
* cse.c (insert_regs): Also in REG case: When finding an invalid
value, and we make a new quantity, make sure that it won't be
mistaken by for a valid one by mention_regs.
2000-08-13 Ralf Gütlein <[email protected]>
* h8300.md: Remove obsolete peepholes.
2000-08-13 Kazu Hirata <[email protected]>
* invoke.texi (H8/300 Options): Fix typos.
* config/h8300.c: Fix formatting.
* config/h8300.h: Fix comment typos.
(OVERRIDE_OPTIONS): Fix formatting.
* function.c: Fix formatting.
* cse.c: Fix formatting.
2000-08-13 Geoff Keating <[email protected]>
* flow.c (attempt_auto_inc): Remove unused variable `bb'.
(attempt_auto_inc): Suppress parentheses warning.
* function.c (put_reg_into_stack): Remove unused variable `unsigned_p'.
* loop.c (load_mems): Remove `u' suffix in two places.
* config/rs6000/rs6000.c: Remove unnecessary `u' suffixes from
hex constants.
* config/rs6000/rs6000.h: Likewise.
* config/rs6000/sol-c0.c: Prototype some functions. Remove the
__eabi dummy routine.
* config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Remove unused
variable `buf_ptr'.
* config/rs6000/rs6000.c (rs6000_select_section): Rewrite to
not put stuff in .sdata unnecessarily.
(rs6000_unique_section): New function.
* config/rs6000/rs6000-protos.h: Add rs6000_unique_section.
* config/rs6000/sysv4.h (UNIQUE_SECTION): Define.
* c-typeck.c (build_array_ref): Don't complain about non-lvalue
arrays in C99. Don't try to look at DECL_REGISTER of a
COMPONENT_REF. Don't complain twice about the same error.
* fixinc/inclhack.def (aix_pthread): New fix.
(aix_sysmachine): New fix.
* fixinc/fixincl.x: Regenerate.
* expr.c (expand_expr): Call convert_modes when turning a large
multiply into a small one.
2000-08-12 Geoff Keating <[email protected]>
* tree.h (DECL_OFFSET_ALIGN): Make the off_align field of
the tree structure an exponent rather than an explicit alignment
so it doesn't overflow.
(SET_DECL_OFFSET_ALIGN): New macro.
* stor-layout.c (place_union_field): Use SET_DECL_OFFSET_ALIGN
rather than DECL_OFFSET_ALIGN.
(place_field): Likewise.
* expmed.c (store_bit_field): Abort on align==0 to avoid
antisocial machine behavior.
2000-08-12 Richard Henderson <[email protected]>
* sibcall.c (uses_addressof): Accept both addressof and
current_function_internal_arg_pointer inside a mem.
(optimize_sibling_and_tail_recursive_call): Fail tail recursion
if current_function_uses_addressof.
* stmt.c (expand_return): Kill tail recursion and HAVE_return
optimizations.
2000-08-11 Richard Henderson <[email protected]>
* config/ia64/ia64.md (addsi3): Remove expander.
(subsi3, mulsi3, negsi2, one_cmplsi2): Likewise.
(*addsi3_shladd): New.
2000-08-11 Richard Henderson <[email protected]>
* config/ia64/ia64.c (do_spill): Pass cfa offset to move expander.
(do_restore): Likewise.
(gen_movdi_x, gen_fr_spill_x, gen_fr_restore_x): New.
(ia64_expand_prologue, ia64_expand_epilogue): Use them.
(rtx_needs_barrier): Track actual bit manipulation for
ar.unat moves, gr_spill, and gr_restore.
(emit_insn_group_barriers): Special case gr_spill/gr_restore.
(process_set): Don't handle varargs spills.
* config/ia64/ia64.md (gr_spill): Accept cfa offset. Emit
.mem.offset here instead of in process_set.
(gr_restore): Likewise.
2000-08-11 Richard Henderson <[email protected]>
* config/ia64/ia64.h (PROMOTE_MODE): Only extend to SImode.
2000-08-11 Mark Elbrecht <[email protected]>
* gcc.texi (The Configuration File): Document
COLLECT2_HOST_INITIALIZATION, GCC_DRIVER_HOST_INITIALIZATION, and
UPDATE_PATH_HOST_CANONICALIZATION.
2000-08-11 Kaveh R. Ghazi <[email protected]>
* c-parse.in (cast_expr): Avoid -Wstrict-prototype warnings for
unprototyped function pointer casts on integer constants.
2000-08-11 Laurynas Biveinis <[email protected]>
* fixproto: Recognize DOS paths with drive letters as absolute paths.
2000-08-11 Nathan Sidwell <[email protected]>
* extend.texi (Volatiles): Fix typos.
2000-08-11 Kazu Hirata <[email protected]>
* flow.c: Fix formatting.
2000-08-11 Richard Henderson <[email protected]>
* reload.c (push_secondary_reload): When invoking a reload_{in,out}
pattern, always allocate a tertiary scratch register.
* config/alpha/alpha.md (reload_inqi): Use a DImode scratch.
(reload_inhi): Likewise.
2000-08-11 Richard Henderson <[email protected]>
* function.c (put_reg_into_stack): Allow type to be NULL.
(schedule_fixup_var_refs): Likewise.
(gen_mem_addressof): Allow decl to be NULL.
(put_addressof_into_stack): Likewise.
* flow.c (merge_blocks_nomove): Be more careful about
locating the beginning of block A.
* combine.c (simplify_shift_const): Obey SHIFT_COUNT_TRUNCATED.
Thu Aug 10 22:47:09 2000 Ovidiu Predescu <[email protected]>
* configure.in:
* configure:
* gthr-posix.h:
* config.in: Reverted the check for <sched.h>.
2000-08-10 Chris Demetriou <[email protected]>
* mips/elf.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME): New
macros define the name of CTOR and DTOR sections.
(CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
DTOR_LIST_END): Change to use attributes to specify
sections.
* mips/elf64.h (CTOR_SECTION_NAME, DTOR_SECTION_NAME,
(CTOR_LIST_BEGIN, CTOR_LIST_END, DTOR_LIST_BEGIN,
DTOR_LIST_END): Same as in mips/elf.h.
2000-08-10 Drew Moseley <[email protected]>
* config/mn10300/mn10300.h: Added no-crt0 option for explicitly
disabling just crt0.o.
2000-08-10 Richard Earnshaw <[email protected]> & Nick Clifton <[email protected]>
* arm.h (CPP_SPEC): Use sub-spec cpp_interwork.
(CPP_INTERWORK_SPEC, CPP_INTERWORK_DEFAULT_SPEC): New sub-specs.
(EXTRA_SPECS): Add them.
* arm/lib1funcs.asm: Support builds for interworking.
Use macros to eliminate duplicated pieces of code.
2000-08-10 Kazu Hirata <[email protected]>
* h8300.c (expand_a_rotate): New.
(emit_a_rotate): Likewise.
(h8300_adjust_insn_length): Add support for the rotate insns.
* h8300.md (rotlqi3): New.
(*rotlqi3_1): Likewise.
(rotlhi3): Likewise.
(*rotlhi3_1): Likewise.
(rotlhi3): Likewise.
(*rotlhi3_1): Likewise.
* h8300-proto.h: Add prototypes for expand_a_rotate and
emit_a_rotate.
* h8300.c: Fix comment typos.
(dosize): Declare the variable amount as unsigned.
(get_shift_alg): Fix a comparison between signed and unsigned.
(emit_a_shift): Likewise.
(h8300_adjust_insn_length): Simplify the code.
* c-decl.c: Fix formatting.
2000-08-10 Kaveh R. Ghazi <[email protected]>
* c-lex.c (parse_float, yylex): For -Wtraditional, issue a
warning about non-traditional numeric constant suffixes.
* cppexp.c (parse_number): Likewise.
* invoke.texi: (-Wtraditional): Document new behavior.
Thu Aug 10 00:11:04 2000 Ovidiu Predescu <[email protected]>
* gthr-posix.h: Include auto-host.h. Conditionally include
<sched.h>.
* configure.in: Check for the <sched.h> header file.
* config.in: Added define for HAVE_SCHED_H.
2000-08-09 Kaveh R. Ghazi <[email protected]>
* c-typeck.c (process_init_element): For -Wtraditional, warn about
initialization of unions.
* invoke.texi (-Wtraditional): Document new behavior.
2000-08-09 Zack Weinberg <[email protected]>
* configure.in (--enable-c-cpplib): Uncomment. Use AC_DEFINE
instead of extra_c_flags.
(--enable-c-mbchar): Use AC_DEFINE instead of extra_c_flags.
* configure: Regenerate.
* config.in: Regenerate.
* cpperror.c (cpp_type2name): New function.
* cpplex.c (lex_line): If we issued an error for an invalid
preprocessing directive, discard that logical line.
* cpplib.c (do_line): Call a hook function if the current file
is renamed by #line.
(do_ident): Pass the contents of the string, not the entire
token, to the callback function.
* cpplib.h (CPP_LAST_PUNCTUATOR): New #define.
(cb.rename_file): New hook function.
(cb.ident): Adjust prototype.
(cpp_type2name): Prototype.
* cppmacro.c (dump_macro_args): Correct precedence lossage.
* cppmain.c (cb_ident): Update for changed interface.
(cb_rename_file): New function.
(main): Set rename callback.
2000-08-09 Alexandre Oliva <[email protected]>
* caller-save.c (mark_referenced_regs): Mark partially-overwritten
multi-word registers.
2000-08-08 Joseph S. Myers <[email protected]>
* c-common.c (combine_strings, check_format_info): Refer to ISO C
or ISO C89 instead of ANSI C.
* c-decl.c (grokdeclarator, xref_tag, finish_struct,
build_enumerator, do_case): Likewise.
* c-lex.c (parse_float, yylex): Likewise.
* c-parse.in: Likewise.
* c-typeck.c (common_type, build_array_ref, build_binary_op,
build_unary_op, pedantic_lvalue_warning, build_conditional_expr,
build_c_cast, convert_for_assignment, set_init_index,
set_init_label, c_expand_start_case): Likewise.
* toplev.c (documented_lang_options, display_help): Likewise.
2000-08-08 Kazu Hirata <[email protected]>
* h8300.c: Fix formatting.
* h8300.h: Likewise.
* h8300.md: Likewise.
(movsi_h8300hs): Fix formatting of the resulting assembly code.
* reload1.c: Fix formatting.
2000-08-08 Rodney Brown <[email protected]>
* alpha/alpha.c (alpha_emit_xfloating_libcall):
Use GEN_CALL_VALUE define.
* alpha/alpha.md (untyped_call): Use GEN_CALL define.
* clipper/clipper.md (untyped_call): Likewise.
* dsp16xx/dsp16xx.md (untyped_call): Likewise.
* fx80/fx80.md (untyped_call): Likewise.
* mips/mips.md (untyped_call): Likewise.
* ns32k/ns32k.md (untyped_call): Likewise.
* pa/pa.md (untyped_call): Likewise.
* romp/romp.md (untyped_call): Likewise.
* sparc/sparc.md (untyped_call): Likewise.
2000-08-08 Jason Eckhardt <[email protected]>
* config/i860/i860.c (singlemove_string): Do not generate assembler
pseudo instructions that must be expanded (that is, with signed
constants larger than 16 bits).
2000-08-08 Richard Henderson <[email protected]>
* flow.c (life_analysis): Only turn off PROP_LOG_LINKS and
PROP_AUTOINC at -O0. Don't collect alias info at -O0.
(init_propagate_block_info): Don't kill memory stores at -O0.
(mark_set_1, mark_used_regs): Likewise.
2000-08-08 David Edelsohn <[email protected]>
* rs6000.c (optimization_options): Decorate 'level' as
ATTRIBUTE_UNUSED.
(mask64_operand): Remove sign-extend thinko.
(rldic_operand): New function.
(load_multiple_operation): regno's are unsigned ints.
(store_multiple_operation): Likewise.
(lmw_operation): Likewise.
(stmw_operation): Likewise.
(includes_lshift_p): shift_mask is unsigned int.
(includes_lshift64_p): New function.
(addrs_ok_for_quad_peep): unsigned int reg1.
(print_operand): Consistently add "else" after
output_operand_lossage().
(print_operand, case 'b'): Fold in case 'W'.
(print_operand, case 'W'): Print rldic MB value.
(output_epilogue): Update Objective-C language string.
(output_toc): unsigned HOST_WIDE_INT low, compare unsigned.
* rs6000.h (PREDICATE_CODES): Add rldic_operand.
* rs6000.md (ashldi3): Add rldic instruction.
(iordi3, xordi3): Remove redundant "else if CONST_DOUBLE".
(cmpsi_internal2, cmpdi_interal2): Use 'b' output template
modifier.
2000-08-08 Richard Henderson <[email protected]>
* config/ia64/ia64-protos.h: Remove duplicates. Update
for massive code rearrangements.
* config/ia64/ia64.c (ia64_arpfs_regno): Remove.
(ia64_rp_regno, ia64_fp_regno, ia64_input_regs): Remove.
(ia64_local_regs, ia64_need_regstk): Remove.
(ar_ccv_reg_operand): New.
(ia64_gp_save_reg): New.
(struct ia64_frame_info): Combine most of the size elements;
add new gr save elements.
(find_gr_spill): New.
(next_scratch_gr_reg): New.
(mark_reg_gr_used_mask): New.
(ia64_compute_frame_size): Rewrite. Allocate special AR regs
to GR backing store regs when possible.
(ia64_initial_elimination_offset): New.
(ia64_rap_fp_offset): Remove.
(save_restore_insns): Remove.
(setup_spill_pointers): New.
(finish_spill_pointers): New.
(spill_restore_mem): New.
(do_spill, do_restore): New.
(ia64_expand_prologue): Rewrite to use them.
(ia64_expand_epilogue): Likewise.
(ia64_direct_return): Update for current_frame_info changes.
(ia64_function_prologue): Simplify .prologue emission. Emit
.spill when needed.
(ia64_setup_incoming_varargs): Don't ever emit rtl.
(ia64_dbx_register_number): New.
(ia64_initialize_trampoline): New.
(ia64_secondary_reload_class): Request GR_REGS for integer
arithmetic destined for FR_REGS.
(ia64_init_machine_status): Don't reset return_address_pointer_rtx.
(ia64_mark_machine_status): Mark ia64_gp_save.
(rws_access_regno): Rename from rws_access_reg; don't treat
predicates specially.
(rws_access_reg): New. Update all callers.
(rtx_needs_barrier): Remove dead unspecs.
(ia64_epilogue_uses): Mark ar.pfs and ar.unat live on exit.
(ia64_encode_section_info): Silence signed/unsigned warnings.
(spill_offset, sp_offset, spill_offset_emitted): Remove.
(tmp_reg, tmp_saved): Remove.
(process_set): Rewrite to expect complicated bits via
REG_FRAME_RELATED_EXPR.
(ia64_expand_fetch_and_op): Use emit_move_insn; be explicit
in the use of ar.ccv; never set RTX_UNCHANGING_P.
(ia64_expand_op_and_fetch): Likewise.
(ia64_expand_compare_and_swap): Likewise.
(ia64_expand_builtin): Likewise.
* config/ia64/ia64.h (AR_UNAT_REGNUM): New.
(FIRST_PSEUDO_REGISTER): Update.
(AR_M_REGNO_P): Update.
(FIXED_REGS): Don't mark three local registers as used.
(EXTRA_CC_MODES): New.
(SELECT_CC_MODE): New.
(HARD_REGNO_NREGS): Allow DImode in p0; handle CCImode.
(HARD_REGNO_MODE_OK): Disallow CCImode from non-predicates.
(FRAME_GROWS_DOWNWARD): Unset.
(STARTING_FRAME_OFFSET): Zero.
(ELIMINABLE_REGS): Eliminate from the soft to hard frame pointer.
(INITIAL_ELIMINATION_OFFSET): Defer to out of line function.
(HARD_FRAME_POINTER_REGNUM): New.
(CAN_DEBUG_WITHOUT_FP): Define.
(TRAMPOLINE_TEMPLATE): Remove.
(TRAMPOLINE_SIZE): Lower to 32.
(TRAMPOLINE_ALIGNMENT): Lower to 64.
(INITIALIZE_TRAMPOLINE): Defer to out of line function.
(PREDICATE_CODES): Update.
(struct machine_function): Add ia64_gp_save.
* config/ia64/ia64.md: Purge unused unspecs.
(movsi patterns): Allow moves to/from AR_M_REGS.
(movdi patterns): Allow moves to/from p0.
(call patterns): Move most setjmp hackery to ia64_gp_save_reg.
(gr_spill, gr_restore): Indicate ar.unat read/written.
(nonlocal_goto): Don't pass old frame_pointer.
(nonlocal_goto_receiver): Remove.
(exception_receiver): New.
(builtin_setjmp_setup): New.
(builtin_setjmp_receiver): New.
* config/ia64/lib1funcs.asm (__ia64_save_stack_nonlocal): Bundle.
(__ia64_nonlocal_goto): Bundle. Don't kill r7.
(__ia64_restore_stack_nonlocal): Likewise.
(__ia64_trampoline): New.
* config/ia64/sysv4.h (DBX_REGISTER_NUMBER): Defer to out of line
function.
* config/ia64/t-ia64 (LIB1ASMFUNCS): Add __trampoline.
2000-08-08 Richard Henderson <[email protected]>
* frame.h (ia64_frame_state): Add my_psp.
* libgcc2.c (ia64_throw_helper): Add throw_sp argument.
(__throw): Pass it in. Don't clobber r7.
* config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
(execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
and nothing to do with sp.
(normalize_reg_loc): Use frame->my_psp.
(frame_translate): Handle frame-pointer-less functions. Set
spill_base correctly, in absence of being told.
(__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
(__ia64_backtrace_helper): New sp argument. Use
builtin_return_address instead of label addresses.
(print_record) [mem_stack_v]: No size member.
2000-08-08 Richard Henderson <[email protected]>
* regclass.c (choose_hard_reg_mode): Iterate over all CC modes.
2000-08-08 Richard Henderson <[email protected]>
* tm.texi (LOCAL_REGNO): Document.
* flow.c (LOCAL_REGNO, EPILOGUE_USES): Provide default.
(mark_regs_live_at_end): Don't mark LOCAL_REGNO registers.
* reload1.c (reload): Likewise when considering nonlocal labels.
* config/ia64/ia64.h (LOCAL_REGNO): New.
* config/sparc/sparc.h (LOCAL_REGNO): New.
2000-08-08 Joseph S. Myers <[email protected]>
* c-lex.c (yylex): Don't allow integer suffixes 'LUL', 'Ll', 'lL'.
2000-08-07 Nick Clifton <[email protected]>
* config/mips/mips.c: Fix compile time warning messages.
* config/mips/mips-protos.h: Add prototype for equality_op.
* mn10300.h (TARGET_SWITCHES): Document `-mam33'.
2000-08-07 Graham Stott <[email protected]>
* mn10300.md: Use nonimmediate_operand instead of general_operand
on output operands.
* mn10300.h (PREFERRED_RELOAD_CLASS): Limit memory reloads.
2000-08-07 Alexandre Oliva <[email protected]>
* sh.h (EXTRA_CONSTRAINT_Q): Adjust to GNU Coding Standards.
* sh.c (expand_block_move): Break long lines.
(expand_ashiftrt, fpscr_set_from_mem): Likewise.
* sh.md (mulsi3): Likewise.
(movdi): Adjust spacing.
2000-08-07 Richard Henderson <[email protected]>
* expmed.c (store_bit_field): Don't require MEM_IN_STRUCT_P.
* expr.c (emit_group_store): Don't set it.
2000-08-07 Kazu Hirata <[email protected]>
* invoke.texi (Options for Debugging Your Program or GCC): Remove
duplicate entries for 'w' and 'z'.
* flow.c: Fix a comment typo.
Sun Aug 6 23:47:35 2000 Ovidiu Predescu <[email protected]>
* c-parse.in: Changed the language string for Objective-C to "GNU
Objective-C".
Sun Aug 6 11:54:03 2000 Ovidiu Predescu <[email protected]>
* gthr-posix.h: Integrated Chris Ball's <[email protected]> changes
to improve the Posix thread support for Objective-C.
2000-08-06 Joseph S. Myers <[email protected]>
* c-common.h (enum c_tree_index): Add CTI_SIGNED_SIZE_TYPE and
CTI_UNSIGNED_PTRDIFF_TYPE.
(signed_size_type_node): Define.
(unsigned_ptrdiff_type_node): Define.
* c-decl.c (init_decl_processing): Create the
signed_size_type_node and unsigned_ptrdiff_type_node types.
* c-common.c (T_SC): Define.
(T_SST): Define.
(T_UPD): Define.
(print_char_table): Use T_SST for %zd, %zi, %zn. Use T_UPD for
%to, %tu, %tx, %tX. Allow %hhn (T_SC). Add "c" to the flags for
%s and %p.
(scan_char_table): Use T_SC for %hhd, %hhi, %hhn. Use T_SST for
%zd, %zi, %zn. Use T_UPD for %to, %tu, %tx, %tX. Add "c" to the
flags for %c, %s and %[.
(check_format_info): Only allow leniency for signedness of targets
of character pointers (when pedantic) for formats flagged with
"c", so for strings but not for %hh formats. When pedantic, don't
allow character pointers to substitute for void pointers if a
second level of indirection is present.
2000-08-06 Kazu Hirata <[email protected]>
* invoke.texi (Options for Debugging Your Program or GCC): Update
the names of dump files.
* h8300.c (dosize): Rearrange code for conciseness.
(split_adds_subs): Likewise.
* loop.c: Fix formatting.
* dwarf2out.c: Fix formatting.
* tm.texi (FUNCTION_ARG_PARTIAL_NREGS): Fix a typo.
* expr.c: Fix formatting.
2000-08-06 Kaveh R. Ghazi <[email protected]>
* rs6000.c (rs6000_maybe_dead): Prototype.
2000-08-06 Richard Henderson <[email protected]>
* stmt.c (expand_goto): Do virtual_stack_vars_rtx replacement for
HAVE_nonlocal_goto as well.
* config/i960/i960.md (nonlocal_goto): Don't do it here.
* config/pj/pj.md (nonlocal_goto): Likewise.
2000-08-07 Michael Hayes <[email protected]>
* loop.c (try_swap_copy_prop): New function.
(load_mems): Rename copies to load_copies and add new regset
store_copies. Check for sets of shadow registers and mark
in store_copies. Call try_swap_copy_prop for registers
marked in store_copies.
Sun Aug 6 00:54:42 2000 Ovidiu Predescu <[email protected]>
* objc/objc-act.c: New command line option -fconstant-string-class
to allow specifying a user defined constant string class,
different from NXConstantString.
* toplev.c: Moved the Objective-C specific options to
objc/lang-options.h.
* objc/lang-options.h: Moved the Objective-C specific options from
toplev.c. Added -fconstant-string-class.
2000-08-05 Chris Demetriou <[email protected]>
* mips/elf.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
DTOR_LIST_BEGIN, DTOR_LIST_END): change type of
__CTOR_LIST__ from func_ptr array to just func_ptr, to
avoid extra alignment imposed on arrays.
* mips/elf64.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
DTOR_LIST_BEGIN, DTOR_LIST_END): Likewise.
* mips.h: Clean up comments and spacing near MASKs.
(TARGET_UNIX_ASM): Delete.
(MASK_MIPS16, MASK_NO_CHECK_ZERO_DIV, MASK_CHECK_RANGE_DIV,
MASK_UNINIT_CONST_IN_RODATA): Change values to make mask
values contiguous.
2000-08-05 Joseph S. Myers <[email protected]>
* c-common.c (print_char_table): Add entries for the X/Open '
format flag (print decimals with locale's thousands grouping
character). Make %C expect wint_t.
(check_format_info): If pedantic, warn when the %n$ operand
number form is used. Allow for the ' flag; warn about it if
pedantic.
2000-08-05 Zack Weinberg <[email protected]>
* i386.h (FUNCTION_OK_FOR_SIBCALL): Not OK if DECL's return
type is a float mode, cfun->decl's return type is not, and
TARGET_FLOAT_RETURNS_IN_80387.
2000-08-04 Andreas Schwab <[email protected]>
* cppmain.c (cb_def_pragma): Skip the first two tokens from the
token list, which are always `#' and `pragma'.
2000-08-04 Zack Weinberg <[email protected]>
* tree.c (tree_expr_nonnegative_p): Move to...
* fold-const.c: ... here. Also handle BIND_EXPR and RTL_EXPR.
(rtl_expr_nonnegative_p): New.
* tree.h: Add prototype for rtl_expr_nonnegative_p.
* real.h (CONST_DOUBLE_LOW, CONST_DOUBLE_HIGH, CONST_DOUBLE_MEM,
CONST_DOUBLE_CHAIN: Move to...
* rtl.h: ...here. Use XCINT/XCEXP.
* Makefile.in: Remove toplev.o from OBJS. Add rule to make
libbackend.a; add libbackend.a to STAGESTUFF. Add BACKEND
variable. Use BACKEND when linking cc1, not OBJS. Add BACKEND
to VOL_FILES.
* objc/Make-lang.in (cc1obj): Link with $(BACKEND).
2000-08-05 Herman A.J. ten Brugge <[email protected]>
* config/c4x/c4x.md (return_indirect_internal): New.
* config/c4x/c4x.c (c4x_expand_epilogue): Use it.
2000-08-04 Joseph S. Myers <[email protected]>
* c-common.c (time_char_table): Mark up formats added in C99 and
make other corrections. %D and %g were added in C99. %Og is an
extension. %EX is permitted. %R, %T, %n, %r, %t were added in
C99. %e was added in C99. %Oj is an extension. %G and %z are in
C99 rather than GNU extensions, but %OG and %Oz are extensions.
%h was added in C99. %C was added in C99. %OY and %OC are
extensions. Add the C99 format %F.
(check_format_info): If pedantic and not in C99 mode, warn for C99
formats, %E and %O.
Fri Aug 4 23:01:58 2000 J"orn Rennecke <[email protected]>
* function.c (schedule_fixup_var_refs): New function, broken out
of put_reg_into_stack.
(put_reg_into_stack): Use it.
(put_var_into_stack): In CONCAT case, fixup up references for
components only after fixing up references to the whole concat.
2000-08-04 Rodney Brown <[email protected]>
* alias.c (mark_constant_function): Use INSN_P.
(init_alias_analysis): Likewise.
* combine.c (combine_instructions): Use INSN_P.
(can_combine_p): Likewise.
(try_combine): Likewise.
(distribute_notes): Likewise.
(distribute_links): Likewise.
* cse.c (cse_around_loop): Use INSN_P.
(invalidate_skipped_block): Likewise.
(cse_set_around_loop): Likewise.
(cse_end_of_basic_block): Likewise.
(delete_trivially_dead_insns): Likewise.
* emit-rtl.c (unshare_all_rtl_again): Use INSN_P.
(unshare_all_rtl_1): Likewise.
(next_cc0_user): Likewise.
(try_split make_insn_raw): Likewise.
(remove_unnecessary_notes): Likewise.
* final.c (shorten_branches): Use INSN_P.
(leaf_renumber_regs): Likewise.
(leaf_renumber_regs_insn): Likewise.
* flow.c (find_label_refs): Use INSN_P.
(verify_wide_reg): Likewise.
(notice_stack_pointer_modification): Likewise.
(count_or_remove_death_notes): Likewise.
(verify_flow_info): Likewise.
(clear_log_links): Likewise.
* function.c (fixup_var_refs_insns): Use INSN_P.
(compute_insns_for_mem): Likewise.
* gcse.c (alloc_gcse_mem): Use INSN_P.
(compute_sets): Likewise.
(compute_hash_table): Likewise.
(classic_gcse): Likewise.
(cprop): Likewise.
(insert_insn_end_bb): Likewise.
(delete_null_pointer_checks_1): Likewise.
* global.c (expand_preferences): Use INSN_P.
(build_insn_chain): Likewise.
* graph.c (node_data): Use INSN_P.
* haifa-sched.c (priority): Use INSN_P.
(rm_line_notes): Likewise.
(rm_other_notes): Likewise.
(find_insn_reg_weight): Likewise.
(init_target_units): Likewise.
(schedule_block): Likewise.
(compute_block_forward_dependences): Likewise.
(debug_dependencies): Likewise.
(set_priorities): Likewise.
* integrate.c (function_cannot_inline_p): Use INSN_P.
(save_parm_insns): Likewise.
(copy_insn_list): Likewise.
* jump.c (mark_all_labels): Use INSN_P.
(never_reached_warning): Likewise.
* lcm.c (optimize_mode_switching): Use INSN_P.
* local-alloc.c (validate_equiv_mem): Use INSN_P.
(memref_used_between_p): Likewise.
(update_equiv_regs): Likewise.
(block_alloc): Likewise.
(no_conflict_p): Likewise.
* loop.c (scan_loop): Use INSN_P.
(find_and_verify_loops): Likewise.
(count_loop_regs_set): Likewise.
(loop_reg_used_before_p): Likewise.
(strength_reduce): Likewise.
(recombine_givs): Likewise.
(check_dbra_loop): Likewise.
(load_mems): Likewise.
(try_copy_prop): Likewise.
* print-rtl.c (print_rtx): Use INSN_P.
* recog.c (find_single_use): Use INSN_P.
* reg-stack.c (stack_regs_mentioned): Use INSN_P.
(next_flags_user): Likewise.
(swap_rtx_condition): Likewise.
* regmove.c (mark_flags_life_zones): Use INSN_P.
(optimize_reg_copy_1): Likewise.
(optimize_reg_copy_2): Likewise.
(optimize_reg_copy_3): Likewise.
(reg_is_remote_constant_p): Likewise.
(fixup_match_2): Likewise.
(regmove_optimize): Likewise.
(fixup_match_1): Likewise.
* regrename.c (build_def_use): Use INSN_P.
(replace_reg_in_block): Likewise.
(consider_use): Likewise.
* reload.c (find_equiv_reg): Use INSN_P.
* reload1.c (reload): Use INSN_P.
(maybe_fix_stack_asms): Likewise.
(calculate_needs_all_insns): Likewise.
(reload_as_needed): Likewise.
(emit_output_reload_insns): Likewise.
(delete_address_reloads_1): Likewise.
(reload_cse_regs_1): Likewise.
(reload_combine): Likewise.
(reload_cse_move2add): Likewise.
* reorg.c (redundant_insn): Use INSN_P.
(dbr_schedule): Likewise.
* resource.c (find_dead_or_set_registers): Use INSN_P.
(mark_target_live_regs): Likewise.
* rtlanal.c (reg_used_between_p): Use INSN_P.
(reg_referenced_between_p): Likewise.
(reg_set_between_p): Likewise.
(reg_set_p): Likewise.
(single_set): Likewise.
(multiple_sets): Likewise.
(find_last_value): Likewise.
(reg_set_last): Likewise.
(find_reg_note): Likewise.
(find_regno_note): Likewise.
* sibcall.c (sequence_uses_addressof): Use INSN_P.
* simplify-rtx.c (cselib_process_insn): Use INSN_P.
* ssa.c (find_evaluations): Use INSN_P.
(rename_block): Likewise.
(rename_equivalent_regs): Likewise.
* unroll.c (loop_find_equiv_value): Use INSN_P.
(set_dominates_use): Likewise.
* varasm.c (mark_constant_pool): Use INSN_P.
(mark_constants): Likewise.
* config/alpha/alpha.c (alpha_does_function_need_gp): Use INSN_P.
(alphaev4_next_group): Likewise.
(alphaev5_next_group): Likewise.
* config/c4x/c4x.c (c4x_process_after_reload): Use INSN_P.
(c4x_rptb_rpts_p): Likewise.
* config/mips/mips.c (mips16_optimize_gp): Use INSN_P.
* config/rs6000/rs6000.c (uses_TOC): Use INSN_P.
(rs6000_adjust_priority): Likewise.
* config/sh/sh.c (sh_loop_align): Use INSN_P.
(machine_dependent_reorg): Likewise.
(split_branches): Likewise.
* config/tahoe/tahoe.c (tahoe_cmp_check): Use INSN_P.
Fri Aug 4 11:43:49 2000 John Wehle ([email protected])
* combine.c (recog_for_combine): Remove the old notes
prior to attempting to recognize the new pattern.
(distribute_notes): Ignore REG_NONNEG notes.
2000-08-04 Chandrakala Chavva <[email protected]>
* varasm.c (output_constructor): Add .align 0 for packed vars.
2000-08-04 J. David Anglin <[email protected]>
* configure.in: Use default thread_file even when enable_threads is
yes or dce because hpux10.20 pa port uses MULTILIB implementation.
* configure: Rebuilt.
* gthr-dce.h (__gthread_objc_condition_allocate): Fix typo.
2000-08-04 Donn Terry ([email protected])
* prefix.c (translate_name): Don't strip trailing DIR_SEPARATOR.
2000-08-04 Mark Elbrecht <[email protected]>
* i386/x-djgpp: Delete code that conditionally modifies target_alias.
Delete code that conditionally modifies 'version'.
Delete X_CPPFLAGS. Add comment for SYSTEM_HEADER_DIR.
* i386/xm-djgpp.h (GCC_DRIVER_HOST_INITIALIZATION): New macro.
* gcc.c (main): Use it.
* config/i386/xm-djgpp.h (UPDATE_PATH_HOST_CANONICALIZE): New macro.
* prefix.c (update_path): Use it.
* i386/djgpp.h (STANDARD_INCLUDE_DIR): Define.
(MD_EXEC_PREFIX): Set to '/dev/env/DJDIR/bin/'.
(ASM_OUTPUT_SECTION_NAME): Add code attribute to sections containing
code.
(SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Default to true.
(SUBTARGET_SWITCHES): Adjust.
(WCHAR_UNSIGNED, WCHAR_TYPE_SIZE, WCHAR_TYPE): Undefine before
defining.
(WINT_TYPE, SIZE_TYPE, PTRDIFF_TYPE): Define.
2000-08-04 Joseph S. Myers <[email protected]>
* c-common.h (flag_isoc94): Declare.
* c-decl.c (flag_isoc94): Define.
(c_decode_option): Set flag_isoc94 as appropriate.
* c-common.c (T_PD, T_IM, T_UIM): Define.
(format_char_info): Add tlen and jlen.
(print_char_table): Add entries for %t and %j. Allow %zn. Allow
%F. Allow %lf.
(scan_char_table): Add entries for %t and %j. Allow %F. Allow
%l[.
(time_char_table): Add NULL entries for %t and %j.
(check_format_info): Allow for %t and %j. Warn for %F if pedantic
and not C99. Warn for %lc, %ls and %l[ if pedantic and not C94.
Warn for printf %lf if pedantic and not C99. Don't warn for empty
precision. Allow precision argument to be unsigned int. If
pedantic, warn for %p passed an argument not a pointer to possibly
qualified void or a possibly qualified character type, and for
pointer targets of the wrong sign, except for character pointers.
2000-08-04 Joseph S. Myers <[email protected]>
* ginclude/stddef.h: Don't declare wint_t unless __need_wint_t.
* c-common.h (enum c_tree_index): Add CTI_WINT_TYPE.
(wint_type_node): Define.
* c-decl.c (WINT_TYPE): Define.
(init_decl_processing): Create the wint_type_node type.
* c-common.c (T_WI): Define.
(print_char_table): Use T_WI for %lc format.
2000-08-04 Bruce Korb <[email protected]>
* fixinc/: Verified that the MSDOS patch does not break
the UNIX functionality and applied the next three patches
from July:
2000-07-28 Eli Zaretskii <[email protected]>
* fixinc/fixfixes.c (main) [__MSDOS__]: Avoid overwriting the
output file with the temporary one by appending ".X" to generate
the temporary fuile's name. If the output file already has an
extension, replace it with ".X".
* fixinc/fixincl.c (fix_with_system) [__MSDOS__]: Use $ORIGDIR,
not $DESTDIR, to find applyfix. Use sprintf instead of snprintf;
reallocate the command buffer while copying the command-line
argument. Redirect the output directly to the temporary file,
instead of going through another temporary file.
(process): Close the temporary file before unlinking it.
(machine_matches) [__MSDOS__]: If the machine doesn't match, set
the FD_SKIP_TEST flag. Pay attention to the FD_MACH_IFNOT flag.
(run_compiles): Pass p_fixd argument to machine_matches, as it
expects.
* fixinc/fixincl.sh: Export ORIGDIR. If $DJDIR is set in the
environment, assume there are no symlinks in the include
directory. When cleaning up the DONE files, look for them
case-insensitively. Don't try to remove symlinks if they aren't
there.
* fixinc/fixlib.c (make_raw_shell_str): Accept new argument smax;
all callers changed. Declare pz "const char *", to avoid compiler
warnings.
* fixinc/fixlib.h (ENV_TABLE): Get ORIGDIR from the environment.
Change prototype of make_raw_shell_str.
2000-07-27 Eli Zaretskii <[email protected]>
* fixinc/fixincl.c [__MSDOS__]: Don't include "server.h".
(initialize) [__MSDOS__]: Use tempnam.
(initialize): Don't use SIGPIPE if it is not defined.
* fixinc/fixfixes.c (main) [__MSDOS__]: freopen for stdout should
return stdout.
2000-07-25 Bruce Korb <[email protected]>
* fixinc/fix*.[ch]: substantially reworked to make it possible
to run this program without using fork(2) or pipe(2) (i.e. in
a DOS environment).
2000-08-04 Joseph S. Myers <[email protected]>
* cppdefault.h (WINT_TYPE): Define.
* cppinit.c (builtin_array): Define __WINT_TYPE__.
* tradcpp.c (initialize_builtins): Define __WINT_TYPE__.
* tm.texi (NO_BUILTIN_WINT_TYPE, WINT_TYPE): Document.
Fri Aug 4 06:53:46 2000 Clinton Popetz <[email protected]>
* (mips_legitimate_address_p): Don't allow register+offset
if the offset is large and negative, and we are compiling
for 64 bit registers.
2000-08-04 Herman A.J. ten Brugge <[email protected]>
* gencodes.c (main): Define CODE_FOR_nothing as the last possible
insn_code_number + 1.
2000-08-04 Kazu Hirata <[email protected]>
* h8300.c (function_prologue): Rearrange code for conciseness.
(function_epilogue): Likewise.
* h8300.h (OK_FOR_U): Fix formatting.
* cse.c: Fix a comment typo. Fix formatting.
2000-08-03 Richard Henderson <[email protected]>
* config/i386/i386.md (return_indirect_internal): New.
* config/i386/i386.c (ix86_expand_epilogue): Use it.
2000-08-03 Zack Weinberg <[email protected]>
* cpplex.c (parse_name): Might have to glue a CPP_OTHER token
before the name.
(lex_line): Glue @ onto the beginning of identifiers and
string constants, in Objective-C mode.
(output_token, spell_token): Handle CPP_OSTRING.
(can_paste, maybe_paste_with_next): Handle pasting @ onto the
beginning of a NAME or a STRING, in objc mode.
* cpplib.c (get_define_node): Do not permit identifiers that
begin with @ to be #defined.
* cppmacro.c (CAN_PASTE_AFTER): Add CPP_OTHER.
* cpplib.h (TTYPE_TABLE): Add CPP_OSTRING.
* c-lang.c, objc/objc-act.c (build_objc_string): Delete.
* c-tree.h (build_objc_string): Delete prototype.
* objc/objc-tree.def: Delete OBJC_STRING_CST.
* c-lex.c (yylex): Use build_string for all three kinds of strings.
* c-parse.in, objc/objc-act.c: Update commentary.
2000-08-03 Mark Mitchell <[email protected]>
* extend.texi: Fix typo in last change.
* extend.texi: Add commentary on statement-expressions and their
interactions with C++.
2000-08-03 Nick Clifton <[email protected]>
* dwarf2.h (DW_LANG_Java): Change value to 0x000b.
* dwarf.h (LANG_JAVA): Change value to 0x000b.
2000-08-03 Anthony Green <[email protected]>
* dwarf2out.c (gen_compile_unit_die): Add java language support.
(add_bound_info): Check for java language.
(is_java): New function.
* dwarfout.c (output_compile_unit_die): Ditto.
* dwarf.h (dwarf_source_language): Add java source language type.
* dwarf2.h (dwarf_source_language): Ditto.
Thu Aug 3 20:32:25 MET DST 2000 Jan Hubicka <[email protected]>
* reg-stack.c (subst_stack_regs_pat): Use replace_reg to swap
operands.
* i386.c (ix86_expand_branch): Mode of comparison in
IF_THEN_ELSE is VOIDmode.
Thu Aug 3 10:05:53 2000 Akiko Matsushita <[email protected]>
* gengenrtl.c, rtl.c: Avoid #elif.
2000-08-03 Michael Poole <[email protected]>
* tm.texi (Register Classes): Clarify order of sub-initializers
in REG_CLASS_CONTENTS.
Thu Aug 3 15:53:03 2000 J"orn Rennecke <[email protected]>
From SAITOH Masanobu:
* sh.h (ASM_OUTPUT_REG_PUSH): Fix syntax.
2000-08-03 David Billinghurst <[email protected]>
* config/i386/cygwin.h: Remove -remap from CPP_SPEC since this option
is not supported by tradcpp and isn't actually needed for cygwin.
2000-08-03 Kazu Hirata <[email protected]>
* h8300.c: Fix a comment typo.
* h8300.h (OK_FOR_U): Accept a 32-bit constant address on H8S.
* jump.c: Fix formatting.
* toplev.c: Fix formatting.
Thu Aug 3 01:05:32 2000 Jeffrey A Law ([email protected])
* flow.c (find_auto_inc): Verify that we've got a REG before
peeking at its regno. Fail, don't abort if we can't find
the increment of the desired register.
* pa.md (shadd height reduction patterns/splitters): Remove.
2000-08-02 Jim Wilson <[email protected]>
* config/ia64/ia64-protos.h (flag_ssa): Declare.
* config/ia64/ia64.md (movti_internal, movti_internal+1): New.
2000-08-02 Mark Mitchell <[email protected]>
* dce.c: Remove all uses of assert.
* dwarf2out.c: Likewise.
* dwarfout.c: Likewise.
* ssa.c: Likewise.
2000-08-02 Zack Weinberg <[email protected]>
* gcc.h (lang_specific_driver): Constify second argument.
* gcc.c (translate_options, process_command, main): Likewise.
Constify variables to match. Cast second argument to
pexecute.
* cppspec.c, gccspec.c: Adjust type of second argument to
lang_specific_driver, and update code as necessary.
2000-08-02 Jakub Jelinek <[email protected]>
* loop.c (scan_loop): Ensure update_end label does not
go away until reg_scan_update is run.
2000-08-02 Zack Weinberg <[email protected]>
* c-common.h: Prototype min_precision and c_build_qualified_type here...
* c-tree.h: ... not here.
* errors.h: Prototype fancy_abort.
* emit-rtl.c (gen_lowpart_common): Move variable 'c' into
HOST_BITS_PER_WIDE_INT == 64 ifdef block.
* regrename.c (regrename_optimize): Make control flow explicit.
(replace_reg_in_block): Initialize reg_use to 0.
* i386.c (legitimate_address_p): Rename error label to
report_error to avoid namespace clash.
2000-08-02 Kazu Hirata <[email protected]>
* fold-const.c: Fix formatting.
Wed Aug 2 16:26:15 MET DST 2000 Jan Hubicka <[email protected]>
* i386.c (legitimate_address_p): Accept other bases than
pic_offset_table_rtx for GOTOFF constructs.
Wed Aug 2 15:59:34 MET DST 2000 Jan Hubicka <[email protected]>
* i386.md (shift to lea splitter): Use const_int_operand.
2000-08-02 Zack Weinberg <[email protected]>
* cppexp.c, cppinit.c, cpplex.c, cpplib.c, cppmacro.c,
cppspec.c: Do not use 'legal' or 'illegal' in error messages
and comments.
* cppmain.c (cb_define, cb_undef): Don't generate any output
if not done_initializing.
* cpplex.c (maybe_paste_with_next): When the token after a ##
is an omitted rest argument, only delete the token before it
if that token is a comma. Do not warn about bogus token
pastes for , ## rest_arg.
* cpp.texi: Update.
* cpp.1: Regenerate.
2000-08-02 Fred Fish <[email protected]>
* config/i386/beos-elf.h (STARTFILE_SPEC): Add i386-mcount.o
when user gives -p option. Add init_term_dyn.o for BeOS 5.0
and later.
* config/i386/beos-elf.h (INCLUDE_DEFAULTS): Add additional
Be directories to search path.
Remove support for __declspec(dllimport) and __declspec(dllexport).
This is leftover cruft from the earlier BeOS gcc port when BeOS
used Microsoft's PE object file format.
* configure.in (i*86-*-beoself): Remove extra_objs=winnt.o.
* config/i386/t-beos (winnt.o): Remove Makefile frag.
* config/i386/beos-elf.h (TARGET_NOP_FUN_DLLIMPORT): Remove.
(VALID_MACHINE_DECL_ATTRIBUTE): Remove.
(VALID_MACHINE_TYPE_ATTRIBUTE): Remove.
(MERGE_MACHINE_DECL_ATTRIBUTES): Remove.
(REDO_SECTION_INFO_P): Remove.
(ASM_EXPORT_DECL): Remove.
(ASM_DECLARE_FUNCTION_NAME): Remove.
(ASM_DECLARE_OBJECT_NAME): Remove.
(ASM_OUTPUT_ALIGNED_COMMON): Remove.
(ASM_OUTPUT_ALIGNED_DECL_COMMON): Remove.
(ASM_OUTPUT_ALIGNED_LOCAL): Remove.
(STRIP_NAME_ENCODING): Remove.
Remove support for obsolete version of BeOS that is no longer
supported by Be.
* configure.in (i*86-*-beospe*): Remove.
* config/i386/beos-pe.h: Remove.
2000-08-01 Jeffrey Oldham <[email protected]>
Mark Mitchell <[email protected]>
* Makefile.in (OBJS): Added dce.o.
(ssa.o): Updated target to include ssa.h.
(flow.o): Likewise.
(toplev.o): Likewise.
(dce.o): Created target.
* basic-block.h: Added comments.
(INVALID_BLOCK): Added definition.
(connect_infinite_loops_to_exit): Added declaration.
Moved SSA declarations to ssa.h.
* flow.c: Added inclusion of ssa.h.
(struct depth_first_search_dsS, depth_first_search_ds):
Added definitions.
(compute_immediate_postdominators): Added definition.
(connect_infinite_loops_to_exit): Likewise.
(flow_dfs_compute_reverse_init): Likewise.
(flow_dfs_compute_reverse_add_bb): Likewise.
(flow_dfs_compute_reverse_execute): Likewise.
(flow_dfs_compute_reverse_finish): Likewise.
* rtl.h (rtx/in_struct): Added use to determine insn necessity.
(LABEL_P): Added definition.
(JUMP_P): Likewise.
(NOTE_P): Likewise.
(BARRIER_P): Likewise.
(JUMP_TABLE_DATA_P): Likewise.
(INSN_DEAD_CODE_P): Likewise.
* ssa.c: Replaced inclusions with ssa.h inclusion.
(CONVERT_HARD_REGISTER_TO_SSA_P): Moved to ssa.h.
(rename_registers): Removed unnecessary variables.
* ssa.h: Created by moving declarations from ssa.c and
basic-block.h.
* timevar.def: Defined TV_DEAD_CODE_ELIM.
* toplev.c: Added ssa.h inclusion.
(dump_file_index): Added DFI_dce.
(dump_file): Added "dce" entry.
Defined flag_ssa.
(f_options): Added dce entry.
* invoke.texi: Document -fdce. Emphasize experimental status of
-fssa.
* dce.c: New file.
2000-08-01 Zack Weinberg <[email protected]>
* cpperror.c (v_message): Split into _cpp_begin_message and
v_message macro. All callers updated.
(_cpp_begin_message): Do inhibit_errors/inhibit_warnings
checks here.
* cppfiles.c (cpp_syshdr_flags): New function.
(read_include_file): Don't call cpp_output_tokens. Call
enter_file hook.
* cppinit.c (dump_macros_helper): Moved to cppmain.c.
(cpp_reader_init): Don't initialize token_buffer. Call
_cpp_init_internal_pragmas.
(cpp_cleanup): Don't clear token_buffer.
(cpp_start_read): Don't worry about output from -D processing.
Don't call cpp_output_tokens.
(cpp_finish): Don't dump macros here. Don't call
cpp_output_tokens.
* cppmacro.c (_cpp_dump_definition): Rename
cpp_dump_definition. Write directly to a FILE *.
(dump_funlike_macro): Delete.
(dump_macro_args): New.
* cpplex.c (TOKEN_LEN): Convert to inline function.
(_cpp_grow_token_buffer, safe_fwrite, cpp_output_tokens,
cpp_scan_line, _cpp_dump_list): Delete.
(cpp_printf, cpp_output_list): New.
(output_line_command): Don't worry about entering or leaving files.
(cpp_scan_buffer): Just output each token as we hit it.
(process_directive): Don't call cpp_output_tokens.
(_cpp_glue_header_name): Don't use token_buffer.
(output_token, dump_param_spelling): Write directly to a FILE *.
* cpplib.c (pass_thru_directive, dump_macro_name,
pragma_dispatch, do_pragma_gcc): Delete.
(do_define, do_undef, parse_include, do_line, do_ident, do_pragma,
do_pragma_poison, cpp_pop_buffer): Call the appropriate hook
functions.
(do_error, do_warning, pragma_dependency): Call
_cpp_begin_message, then cpp_output_list.
(cpp_register_pragma, cpp_register_pragma_space,
_cpp_init_internal_pragmas): New.
(do_pragma): Walk the pragmas table here.
(do_pragma_once, do_pragma_poison, do_pragma_system_header,
do_pragma_dependency): Return void.
(do_pragma_implementation): Moved to cppmain.c.
* cpplib.h: Update prototypes.
(struct cpp_reader): Remove printer, token_buffer,
token_buffer_size, and limit. Add struct cb, and pragmas.
(struct cpp_printer): Remove last_id and written.
(CPP_WRITTEN, CPP_PWRITTEN, CPP_SET_WRITTEN,
CPP_ADJUST_WRITTEN): Delete.
* cpphash.h: Update prototypes.
(ufputs): New wrapper.
* cppmain.c (cb_define, cb_undef, cb_include, cb_ident,
cb_enter_file, cb_leave_file, cb_def_pragma): New functions.
(main): Set up callbacks. Register #pragma implementation.
Dump macros from here.
2000-08-01 Geoff Keating <[email protected]>
* rtl.h (enum reg_note): Add REG_MAYBE_DEAD.
* rtl.c (reg_note_name): Add REG_MAYBE_DEAD.
* flow.c (propagate_one_insn): Allow deletion of prologue/epilogue
insns if they have a REG_MAYBE_DEAD note attached.
* config/rs6000/rs6000.c (rs6000_maybe_dead): New function.
(rs6000_emit_load_toc_table): TOC loads may go dead.
2000-08-01 Jim Wilson <[email protected]>
* config/ia64/ia64.c (ia64_function_arg): Fix last change. Verify
type exists before using it. Use number of words as alignment
otherwise.
(ia64_function_arg_partial_nregs, ia64_function_arg_advance,
ia64_va_arg): Propagate ia64_function_args changes here.
2000-08-01 Richard Henderson <[email protected]>
* config/elfos.h (ASM_DECLARE_OBJECT_NAME): Care for null DECL.
* config/ia64/sysv4.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Likewise.
2000-08-01 Bernd Schmidt <[email protected]>
From Joern Rennecke:
* sh.h (CPP_SPEC, TARGET_SWITCHES): Add m4-nofpu.
* sh.md (udivsi3, divsi3): Don't use libcalls that use the FPU
unless TARGET_SH3E is set.
* t-sh (MULTILIB_MATCHES): Add m2=m4-nofpu.
* sh.md (ashlsi3_d, ashlsi3_k): Remove, replace with
(ashlsi3_std): New pattern.
(ashlsi3 expander): Use it for TARGET_SH3.
* sh.c (gen_ashift): Use it instead of ashlsi3_k.
Tue Aug 1 12:34:21 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (canonicalize_condition): Use destination, not source to
determine SET's mode.
2000-07-31 Mark Mitchell <[email protected]>
* flow.c (clear_log_links): Fix typo.
Mon Jul 31 22:19:24 2000 Jeffrey A Law ([email protected])
* loop.c (check_dbra_loop): Make change from July 17, 2000 work
on targets which need more than one insn for a compare/cbranch
operation.
2000-07-31 Jim Wilson <[email protected]>
* config/ia64/ia64.c (ia64_function_arg): Use alignment not size
when computing offset.
Mon Jul 31 20:35:50 2000 Denis Chertykov <[email protected]>
* genpeep.c (main): Handle DEFINE_PEEPHOLE2.
2000-07-31 Geoff Keating <[email protected]>
* flow.c (clear_log_links): Nuke global_live_at_start and
global_live_at_end data, since if the log_links stuff is invalid
so is global_live_at_*.
2000-07-31 Richard Henderson <[email protected]>
* tm.texi (Addressing Modes): Clarify PRE/POST_MODIFY descriptions.
2000-07-31 Jakub Jelinek <[email protected]>
* cpplex.c (_cpp_get_line): If index is 0, return line 0 col 0.
(_cpp_get_token): Don't macro expand a just pasted token if it
was pasted at no_expand_level.
2000-07-31 Zack Weinberg <[email protected]>
* cppmacro.c (find_param, count_params, save_expansion):
Permit 'defined' as a macro parameter name.
2000-07-31 Zack Weinberg <[email protected]>
* Makefile.in: Rename cpp to cpp0, tradcpp to tradcpp0, and
xcpp to cpp throughout.
(native): Remove unnecessary dependency on cpp.
* gcc.c (trad_capable_cpp, C specs): Rename cpp to cpp,
tradcpp to tradcpp0.
(.i spec): Add missing output-file spec to cc1 command line.
* objc/lang-specs.h: Rename cpp to cpp0 and/or tradcpp to tradcpp0.
2000-07-31 Zack Weinberg <[email protected]>
* c-decl.c (mesg_implicit_function_declaration): Init to -1.
(implicit_decl_warning): New function.
(implicitly_declare): Use it.
* c-typeck.c (build_external_ref): Use implicit_decl_warning
to complain about implicit decls of builtins.
* c-lang.c (lang_init): Set mesg_implicit_function_declaration
based on pedantic && flag_isoc99, if not already set.
* c-tree.h: Declare mesg_implicit_function_declaration.
Prototype implicit_decl_warning.
2000-07-30 Jeffrey D. Oldham <[email protected]>
* Makefile.in (ssa.o): Updated header files in dependences.
* basic-block.h: Added compute_immediate_postdominators declaration.
* config/i386/i386.h (CONVERT_HARD_REGISTER_TO_SSA_P): Added
definition.
* flow.c (compute_immediate_dominators): Updated comment.
(compute_immediate_postdominators): Added definition.
* rtl.h (HARD_REGISTER_P): Added definition.
* ssa.c: Include additional header files.
(assert): Added definition.
(ssa_rename_to_lookup): Added to reimplement ssa_rename_to to
include select hard registers.
(ssa_rename_to_insert): Likewise.
(ssa_rename_from_initialize): Likewise.
(ssa_rename_from_lookup): Likewise.
(original_register): Likewise.
(ssa_rename_from_insert): Added to reimplement ssa_rename_from to
include select hard reigsters.
(ssa_rename_from_traverse): Likewise.
(ssa_rename_from_free): Likewise.
(ssa_rename_from_print): Likewise.
(ssa_rename_from_print_1): Likewise.
(ssa_rename_from_hash_function): Likewise.
(ssa_rename_from_equal): Likewise.
(ssa_rename_from_delete): Likewise.
(simplify_to_immediate_dominators): Removed in favor of
flow.c:compute_immediate_dominators.
(find_evaluations_1): Modified to work with hard registers.
(insert_phi_node): Likewise.
(insert_phi_nodes): Likewise.
(struct rename_set_data): Updated prev_reg comment.
(create_delayed_rename): Modified to work with hard registers.
(RENAME_NO_RTX): Updated comment.
(apply_delayed_renames): Modified to work with hard registers.
(rename_insn_1): Likewise and added handling of CLOBBER rtls.
(rename_block): Updated to use revised ssa_rename_to interface.
(rename_registers): Updated to use revised ssa_rename_to and
ssa_rename_from interface.
(convert_to_ssa): Revised to use compute_immediate_dominators and
deal with hard registers.
(make_regs_equivalent_over_bad_edges): Modified to work with hard
registers. Added check for illegal unification of hard register.
(make_equivalent_phi_alternatives_equivalent): Modified to work
with hard registers.
(compute_conservative_reg_partition): Likewise.
(coalesce_if_unconflicting): Modified to work with hard registers
and check for conflicting hard registers.
(mark_phi_and_copy_regs): Revised loop to work only on pseudo
registers.
(rename_equivalent_regs_in_insn): Modified to work with hard
registers.
(record_canonical_element_1): Added definition.
(check_hard_regs_in_partition): Added definition.
(convert_from_ssa): Added data structure deallocation and check
for illegal hard register unification.
(conflict_hard_regs_p): Added definition.
* toplev.c (rest_of_compilation): Added comment.
2000-07-31 Anthony Green <[email protected]>
* config/ia64/crtbegin.asm (__EH_FRAME_BEGIN__): Align correctly.
2000-07-31 Jason McMullan <[email protected]>
* builtins.c (expand_builtin_apply): Don't defer pop during
argument setup.
2000-07-31 Herman A.J. ten Brugge <[email protected]>
* calls.c (combine_pending_stack_adjustment_and_call): Only use
preferred_unit_stack_boundary when it is > 1.
2000-07-31 Joseph S. Myers <[email protected]>
* c-common.c (init_function_format_info): Add C99 format functions
in C99 mode.
* c-decl.c (get_parm_info): Don't treat 'const void', 'volatile
void' or 'register void' as being the special case of 'void' alone
in a parameter list.
* c-typeck.c (build_c_cast): Change -Wcast-qual pedwarn for
discarding qualifiers into a plain warning.
2000-07-31 Kazu Hirata <[email protected]>
* combine.c: Fix formatting.
* h8300.md: Fix formatting.
* local-alloc.c: Fix formatting.
* h8300.c (get_shift_alg): Remove the variable alg.
(emit_a_shift): Rearrange code to improve readability.
* h8300.md (movsi_h8300hs): Rearrange code to improve readability.
* h8300.h (MODES_TIEABLE_P): Accept a combination of QImode and
HImode on all architectures and a combination of HImode and SImode
on H8/300H and H8S.
* h8300.c (split_adds_subs): Rearrange code for conciseness.
Mon Jul 31 12:27:55 MET DST 2000 Jan Hubicka <[email protected]>
* i386.md (addsi to lea splitter, ashlqi3_1_lea): Fix bugs
in my last checkin.
Mon Jul 31 10:41:01 MET DST 2000 Jan Hubicka <[email protected]>
* recog.c (extract_insn): Set operand_mode according to
operand if match_operand is VOIDmode.
Mon Jul 31 10:36:38 MET DST 2000 Jan Hubicka <[email protected]>
* recog.c (validate_replace_rtx_1): Do not abort for (nil) expression.
2000-07-31 Geoff Keating <[email protected]>
* c-parse.in (extdefs): Call ggc_collect between external
definitions.
2000-07-30 Michael Hayes <[email protected]>
Richard Henderson <[email protected]>
* Makefile.in (OBJS): Add doloop.o.
* doloop.c: New file.
* final.c (insn_current_reference_address): Return 0 before final.
* flags.h (flag_branch_on_count_reg): Fix typos in commentary.
* jump.c (any_uncondjump_p): Likewise.
* loop.c (indirect_jump_in_function): Make static.
(strength_reduce): Call doloop_optimize.
(insert_bct, instrument_loop_bct): Remove.
* loop.h (doloop_optimize): Prototype.
* recog.c (split_all_insns): Split all INSN_P.
* toplev.c (flag_branch_on_count_reg): Default on.
* config/c4x/c4x.c (c4x_optimization_options): Don't set
flag_branch_on_count_reg.
* config/i386/i386.c (override_options): Likewise.
* config/rs6000/rs6000.c (optimization_options): Likewise.
* config/i386/i386.md (decrement_and_branch_on_count): Remove.
(doloop_end): New.
(dbra_ge): Remove, as well as all it's splitters.
* config/rs6000/rs6000.md (decrement_and_branch_on_count): Remove.
(doloop_end): New.
* config/ia64/ia64-protos.h (ar_lc_reg_operand): Declare.
(ia64_register_move_cost): Declare.
* config/ia64/ia64.c (ar_lc_reg_operand): New.
(struct ia64_frame_info): Add ar_size.
(ia64_compute_frame_size): Set it.
(save_restore_insns): Save and restore ar.lc.
(ia64_register_move_cost): New, moved from header file. Handle
application registers.
(REG_AR_PFS, REG_AR_EC): Remove. Replace with AR_*_REGNUM numbers.
(emit_insn_group_barriers): Special case doloop_end_internal.
(ia64_epilogue_uses): Mark ar.lc live at end.
* config/ia64/ia64.h (AR_CCV_REGNUM, AR_LC_REGNUM): New registers.
(AR_EC_REGNUM, AR_PFS_REGNUM): New registers.
(FIRST_PSEUDO_REGISTER): Make room.
(AR_M_REGNO_P, AR_I_REGNO_P, AR_REGNO_P): New.
(FIXED_REGISTERS, CALL_USED_REGISTERS): Update.
(REG_ALLOC_ORDER): Update.
(HARD_REGNO_MODE_OK): Update.
(REGISTER_NAMES): Update.
(enum reg_class): Add AR_M_REGS and AR_I_REGS.
(REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update.
(REGNO_REG_CLASS): Update.
(LEGITIMATE_ADDRESS_DISP): Displacement range is 9 bits, not 10.
(REGISTER_MOVE_COST): Move out of line.
(PREDICATE_CODES): Update.
* config/ia64/ia64.md (movdi patterns): Handle ar register classes.
(addsi3_plus1_alt, adddi3_plus1_alt): New.
(shladd_elim splitter): Allow constants in the predicate.
(doloop_end, doloop_end_internal): New.
2000-07-30 Richard Henderson <[email protected]>
* genattrtab.c (struct insn_def): Add lineno member.
(struct insn_ent): Likewise.
(struct attr_desc): Likewise.
(struct delay_desc): Likewise.
(struct function_unit_op): Likewise.
(struct function_unit): Likewise.
(check_attr_value): Use message_with_line.
(check_defs): Likewise.
(expand_units): Likewise.
(check_attr_test): Take a lineno argument.
(gen_attr): Likewise.
(gen_insn): Likewise.
(gen_delay): Likewise.
(gen_unit): Likewise.
(main): Give it to them.
(convert_set_attr_alternative): Take an insn_def argument
instead of num_alt and insn_index.
(convert_set_attr): Likewise.
(write_test_expr): Protect INSN_ADDRESSES load
with INSN_ADDRESSES_SET_P.
2000-07-30 Richard Henderson <[email protected]>
* flow.c (init_propagate_block_info): Use pc_set.
Sun Jul 30 20:58:34 MET DST 2000 Jan Hubicka <[email protected]>
* i386.md (*lea_general_[123]) New insns and splits.
(addsi3 to lea splitter): Handle other modes too.
(shlsi3 to lea splitter): Likewise.
(addhi_1_lea, shlhi_1_lea): New patterns.
(addhi_1, shlhi_1): Conditionize by PARTIAL_REG_STALL.
Sun Jul 30 20:51:25 MET DST 2000 Jan Hubicka <[email protected]>
* recog.c (general_operand, nonimmediate_operand): Accept
any mode for VOIDmode CONSTANT_P operands.
Sun Jul 30 20:42:21 MET DST 2000 Jan Hubicka <[email protected]>
* gcse.c (try_replace_reg): Use validate_replace_rtx_subexp
instead of replace_rtx.
* recog.c (validate_replace_rtx_subexp): New function.
* recog.h (validate_replace_rtx_subexp): Declare.
Sun Jul 30 20:38:26 MET DST 2000 Jan Hubicka <[email protected]>
* combine.c (simplify_set, make_extraction, make_compound_operation
make_field_assignment): Use full mask instead of GET_MODE_MASK (mode)
as force_to_mode argument.
Sun Jul 30 20:30:41 MET DST 2000 Jan Hubicka <[email protected]>
* combine.c (if_then_else_cond): Be sure that mode fits in
HOST_WIDE_INT.
Sun Jul 30 20:27:36 MET DST 2000 Jan Hubicka <[email protected]>
* combine.c (record_promoted_value): Allow bitsize of mode
to be equivalent to HOST_BITS_PER_WISE_INT.
Sun Jul 30 20:25:21 MET DST 2000 Jan Hubicka <[email protected]>
* function.c (assign_stack_local_1, assign_stack_temp_for_type):
Do not call gen_mode_alignment when mode is BLKmode.
Sun Jul 30 20:21:54 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (express_from_1): Fix call of simplify_gen_binary.
Sun Jul 30 20:08:37 MET DST 2000 Jan Hubicka <[email protected]>
* simplify-rtx.c (simplify_relational_operation): Verify that mode ==
VOIDmode implies both operands to be VOIDmode.
(simplify_ternary_operation): Compute properly the mode of comparison.
* combine.c (combine_simplify_rtx): Likewise.
2000-07-25 Michael Hayes <[email protected]>
* basic-block.h (struct loops): New field rc_order.
* flow.c (flow_loops_cfg_dump): Dump rc_order if computed.
(flow_loops_free): Free rc_order.
(flow_depth_first_order_compute): New parameter rc_order.
(flow_loops_find): Allocate rc_order and swap usage with
dfs_order.
2000-07-30 Herman A.J. ten Brugge <[email protected]>
Michael Hayes <[email protected]>
* config/c4x/c4x.md (set_ldp_prologue): Add for RTL prologue/epilogue.
(push_st, push_dp, pop_st, pop_dp, popqi_unspec): Likewise.
(nodb_call, return_from_epilogue): Likewise.
(return_from_interrupt_epilogue, prologue, epilogue): Likewise.
* config/c4x/c4x.c (c4x_expand_prologue, c4x_expand_eplilogue): Add.
* config/c4x/c4x-protos.h (c4x_interrupt_function_p): Add.
(c4x_expand_prologue, c4x_expand_epilogue): Likewise.
(c4x_valid_type_attribute_p): Likewise.
* config/c4x/c4x.h (FUNCTION_PROLOGUE, FUNCTION_EPILOGUE): Delete.
(FUNCTION_BLOCK_PROFILER_EXIT): Convert to emit RTL.
2000-07-30 Michael Hayes <[email protected]>
* config/c4x/c4x.c (c4x_emit_move_sequence): Use loadqi_big_constant
and loadhi_big_constant if applicable.
* config/c4x/c4x.md (loadqi_big_constant, loadhi_big_constant): Tweak
and add new splitter.s
2000-07-30 Michael Hayes <[email protected]>
* config/c4x/c4x.c (c4x_rptb_insert): Make more robust.
2000-07-30 Michael Hayes <[email protected]>
* config/c4x/c4x.h (ASM_FORMAT_PRIVATE_NAME): Output $ in label.
2000-07-30 Michael Hayes <[email protected]>
* config/c4x/c4x.h (IS_XXX_REGNO): Rewrite to avoid unsigned warnings.
2000-07-30 Michael Hayes <[email protected]>
* config/c4x/libgcc.S (divqf3): Improve accuracy.
2000-07-27 Mark Mitchell <[email protected]>
Put phi nodes after NOTE_INSN_BASIC_BLOCK.
* rtl.h (NOTE_INSN_BASIC_BLOCK_P): New macro.
* bb-reorder.c (get_next_bb_note): Use NOTE_INSN_BASIC_BLOCK_P.
(get_prev_bb_note): Likewise.
(remove_scope_notes): Likewise.
* flow.c (commit_one_edge_insertion): Likewise.
(merge_blocks_nomove): Likewise.
(verify_flow_info): Likewise.
* gcse.c (insert_insn_end_bb): Likewise.
* reg-stack.c (emit_swap_insn): Likewise.
* ssa.c (first_insn_after_basic_block_note): New function.
(insert_phi_node): Use it.
(rename_block): Likewise.
(eliminate_phi): Likewise.
(make_regs_equivalent_over_bad_edges): Likewise.
(make_equivalent_phi_alternatives_equivalent): Likewise.
(for_each_successor_phi): Likewise.
(convert_from_ssa): Modify phi-node deletion algorithm.
2000-07-29 Andreas Jaeger <[email protected]>
* configure.in (mips*-*-linux*): Use mips*el to check for little
endian MIPS, add tmake_file.
* config/mips/linux.h (TARGET_VERSION): Use GNU/Linux.
(SUBTARGET_CPP_SPEC): Default MIPS_ISA is 1.
Patches by Maciej W. Rozycki <[email protected]>.
2000-07-28 Richard Henderson <[email protected]>
* config/ia64/ia64.c (ia64_print_operand): Fix typos.
Sign extend mode size before negating.
2000-07-28 Richard Henderson <[email protected]>
* emit-rtl.c (gen_lowpart_common): Add missing 'c' variable.
2000-07-28 Bernd Schmidt <[email protected]>
* cse.c (canon_hash): Handle PRE_MODIFY/POST_MODIFY.
(cse_insn): Likewise.
(addr_affects_sp_p): Likewise.
* expr.c (move_by_pieces): Likewise.
(clear_by_pieces): Likewise.
* gcse.c (oprs_unchanged_p): Likewise.
* haifa-sched.c (sched_analyze_2): Likewise.
* recog.c (offsettable_address_p): Likewise.
* regclass.c (record_address_regs): Likewise.
* reload.c (find_reusable_reload): Likewise.
(push_reload): Likewise.
(operands_match_p): Likewise.
(decompose): Likewise.
(find_reloads_address_1): Likewise.
(find_inc_amount): Likewise.
* reload1.c (elimination_effects): Likewise.
* resource.c (mark_set_resources): Likewise.
* flow.c (attempt_auto_inc): New function; mostly broken out
of find_auto_inc.
(find_auto_inc): Split into two functions and enhanced to
generate POST_MODIFY.
* rtl.def (PRE_MODIFY, POST_MODIFY): Adjust comment.
* rtl.h (count_all_occurrences): Declare.
(HAVE_{PRE,POST}_MODIFY_{DISP,REG}): Provide default of 0 if not
defined.
* rtlanal.c (count_all_occurrences): New function.
* tm.texi (HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_DISP,
HAVE_POST_MODIFY_REG, HAVE_PRE_MODIFY_REG): Document.
* config/ia64/ia64-protos.h (destination_operand): Declare.
* config/ia64/ia64.c (destination_operand): New function.
(ia64_print_operand): Handle POST_MODIFY.
(rtx_needs_barrier): Likewise.
* config/ia64/ia64.h (HAVE_POST_MODIFY_DISP): Define to 1.
(HAVE_POST_MODIFY_REG): Define to 1.
(MAX_REGS_PER_ADDRESS): Change to 2.
(GO_IF_LEGITIMATE_ADDRESS): Accept POST_MODIFY too.
(LEGITIMATE_ADDRESS_REG): New helper macro.
(LEGITIMATE_ADDRESS_DISP): Likewise.
(PREDICATE_CODES): Add entry for destination_operand.
* config/ia64/ia64.md (all mov patterns): Use destination_operand
predicate for operand 0.
2000-07-28 Kaveh R. Ghazi <[email protected]>
* dwarf2out.c: Indent #error directive.
* gbl-ctors.h: Fix typo in comment.
(__do_global_ctors): Prototype.
* gcse.c (record_one_set, pre_delete): Remove unused variables.
* rs6000.c (rs6000_maybe_dead): Delete unused prototype.
(print_operand): Initialize variable `t'.
2000-07-27 Aldy Hernandez <[email protected]>
* config/arm/arm.md ("call_value"): removed constraints.
Constraints are ignored in expanders.
(*call_value_reg): split =rf into various constraints.
(*call_value_mem): same
(*call_value_symbol): same
(*sibcall_value_insn): same
2000-07-28 Philipp Thomas <[email protected]>
* install.texi (--enable-nls): Change the description of the NLS
related configure options to match the current state.
(--with-included-gettext): Likewise.
(--enable-maintainer-mode): New description added.
* extend.texi (-fstrict-prototype): Add missing '.'.
2000-07-27 Jim Wilson <[email protected]>
* dwarf2out.c (gen_decl_die): Don't call gen_abstract_function if
DECL_INITIAL (decl) == NULL_TREE.
2000-07-27 Alexandre Oliva <[email protected]>
* Makefile.in (INSN_ATTR_H): New macro. Replace all dependencies
on insn-attr.h with it.
* genattr.c: Generate `#include "insn-addr.h"' if HAVE_ATTR_length.
* insn-addr.h: New header.
(insn_addresses_): Renamed from insn_addresses.
(INSN_ADDRESSES_DEFN, INSN_ADDRESSES, INSN_ADDRESSES_ALLOC,
INSN_ADDRESSES_FREE, INSN_ADDRESSES_SET_P, INSN_ADDRESSES_SIZE,
INSN_ADDRESSES_NEW): New macros.
* genattrtab.c (write_test_expr): Use new macros.
* final.c (insn_addresses, init_insn_lengths): Likewise.
(align_fuzz, shorten_branches): Likewise.
(final): Likewise. Do not reject new insns if their addresses
have been added to INSN_ADDRESSES.
* config/arm/arm.c, config/avr/avr.c: Use new macros.
* config/h8300/h8300.c, config/i370/i370.c: Likewise.
* config/m88k/m88k.c, config/pa/pa.c, config/pa/pa.md: Likewise.
* config/sparc/sparc.c, config/sparc/sparc.md: Likewise.
* config/sh/sh.c: Likewise.
(output_branchy_insn): Use INSN_ADDRESSES_NEW.
* Makefile.in (bootstrap): Move -BstageN/ back to the beginning.
2000-07-27 Andrew Cagney <[email protected]>
* gcc.c (struct prefix_list): Add member priority.
(enum path_prefix_priority): Declare.
(add_prefix): Replace ``first'' with ``priority''. Append new
entry but keep list in priority order.
(process_command): Update. Pass PREFIX_PRIORITY_B_OPT or
PREFIX_PRIORITY_LAST to add_prefix.
(process_command): Move include kludge - foo/stageN - to before
foo/include.
2000-07-27 Jason Merrill <[email protected]>
* dwarf2out.c (gen_typedef_die): Abort if we get identical
TREE_TYPE and DECL_ORIGINAL_TYPE on a typedef.
2000-07-27 RodneyBrown <[email protected]>
* expr.h (get_alias_set, lang_get_alias_set): Delete prototypes.
* tree.h (get_alias_set, lang_get_alias_set): Prototype.
2000-07-27 Joseph S. Myers <[email protected]>
* c-decl.c (finish_function): Don't treat 'main' specially unless
flag_hosted. In C99 mode, return 0 from 'main' unless
DEFAULT_MAIN_RETURN is otherwise defined.
* c-decl.c (store_parm_decls): In C99 mode, pedwarn for function
parameters defaulting to int in an old-style function definition.
2000-07-27 Kaveh R. Ghazi <[email protected]>
* c-parse.in (string): For -Wtraditional, warn about string
concatenation only once per line.
Thu Jul 27 09:25:17 2000 Akiko Matsushita <[email protected]>
* pa/x-pa-hpux: Add -D_HIUX_SOURCE to FIXPROTO_DEFINES
for HI-UX/WE2 systems.
2000-07-24 Bruce Korb <[email protected]>
* fixincl/fixfixes.c(emit_gnu_type): rewrote to *rely* on GCC
defining the __xxx_TYPE__ macros.
* fixincl/fixincl.tpl(gnu_type_map): now obsolete
* fixincl/fixlib.h: don't need to include "tm.h" anymore
* fixincl/inclhack.def(type_map): now obsolete
Thu Jul 27 11:54:17 2000 Andrew Cagney <[email protected]>
* cpp.texi: Append a trailing full-stop to xrefs where needed.
2000-07-26 Dave Pitts <[email protected]>
* i370.c: Remove LONGEXTERNAL ifdef from alias_number. Added hash
routine constants.
(mvs_hash_alias): New function.
(mvs_add_alias): Change argument spacing.
(mvs_need_alias): Change aliasing criteria. Added documentation.
(mvs_get_alias): Change to use hashed name. The hashed name prevents
CSECT name collisions.
(mvs_check_alias): Likewise.
(handle_pragma): Change documentation.
* i370.md (mulsi3, divsi3, udivsi3, modsi3, umodsi3): Changed gen_rtx
mode from SImode to DImode.
(iorhi3): Changed LTORG size for insn.
Wed Jul 26 19:44:05 2000 Hans-Peter Nilsson <[email protected]>
* reload.c (find_reloads_toplev): Reload a paradoxical subreg of a
mem if the address is a mode_dependent_address_p.
2000-07-26 Kazu Hirata <[email protected]>
* h8300.c (print_operand): Print ":8" when the 'R' operand is
suitable for 8-bit absolute.
* h8300.h (EIGHTBIT_CONSTANT_ADDRESS_P): New.
(OK_FOR_U): Add a case for the 8-bit constant address on the
H8/300H.
Wed Jul 26 19:26:21 2000 Hans-Peter Nilsson <[email protected]>
* varasm.c (assemble_variable) [! defined(ASM_OUTPUT_ALIGNED_COMMON)
&& ! defined (ASM_OUTPUT_ALIGNED_BSS]): Also test
! defined(ASM_OUTPUT_ALIGNED_DECL_COMMON) before complaining about
lack of implemented alignment.
2000-07-26 Geoffrey Keating <[email protected]>
* emit-rtl.c (gen_lowpart_common) [REAL_ARITHMETIC]: Handle
cross-compiling between 64-bit and 32-bit machines.
2000-07-27 Richard Henderson <[email protected]>
* config/ia64/ia64.md (movqicc_astep, movqi_internal_astep): New.
(movhicc_astep, movhi_internal_astep): New.
(movsicc_astep, movsi_internal_astep): New.
(movdicc_astep, movdi_internal_astep): New.
(movsfcc_astep, movsf_internal_astep): New.
(movdfcc_astep, movdf_internal_astep): New.
(movxfcc_astep, movxf_internal_astep): New.
(cmovdi_internal_astep, cmovsi_internal_astep): New.
Unify the cmov[ds]i splitters.
2000-07-27 Rodney Brown <[email protected]>
* real.c (asctoeg): Rename `error' label to unexpected_char_error
2000-07-26 Nick Clifton <[email protected]>
* config/arm/vxarm.h (CPP_PREDEFINES): Remove definition of
__arm__. Allow it to be defined by CPP_ISA_SPEC in arm.h
* dwarf2out.c (dwarf2out_frame_debug_expr): Accept SEQUENCE as
well as PARALLEL blocks in FRAME_RELATED_EXPR notes.
2000-07-26 Alexandre Oliva <[email protected]>
* c-decl.c (finish_enum): Convert enumerations that fit in an
`int' to `int'.
(build_enumerator): In pedantic mode, cast to `int' those that
don't.
2000-07-25 Rodney Brown <[email protected]>
* config/alpha/osf.h (SIZE_TYPE, PTRDIFF_TYPE): New.
Tue Jul 25 23:08:33 2000 J"orn Rennecke <[email protected]>
* sh.md (cmpgtdi_t): Must be split.
(cmpgtdi_t+1): New splitter.
2000-07-25 Zack Weinberg <[email protected]>
* cpplib.c (_cpp_check_directive): Issue -Wtraditional
warnings for indented directives even if we are skipping.
2000-07-25 Nathan Sidwell <[email protected]>
* invoke.texi (strict-prototypes): Remove.
* extend.texi (Deprecated Features): Add strict-prototypes.
(Backwards Compatibility): New node.
2000-07-25 Jakub Jelinek <[email protected]>
* config/i386/i386.md (andsi_1+1): Allow HImode.
(andsi_1+2): Require q_regs_operand.
2000-07-25 Jakub Jelinek <[email protected]>
* config/i386/i386.md (call_pop): Check operands[0],
not operands[1]. Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
(call): Likewise.
(call_value_pop): Only check SYMBOL_REF_FLAG for a SYMBOL_REF.
(call_value): Likewise.
2000-07-25 Zack Weinberg <[email protected]>
* toplev.c (pipe_closed): Delete.
(crash_signal): New. Generate ICE for a fatal signal.
(float_signal): Call crash_signal outside a float-handler
block, not abort.
(main): Install crash_signal as handler for core-dumping signals.
2000-07-25 David Edelsohn <[email protected]>
* rs6000.c (print_operand, case 'T'): New case.
* rs6000.md (call_indirect_aix32): Convert to expander of
scheduled instructions.
(call_indirect_aix64): Likewise.
(call_value_indirect_aix{32,64}): Likewise.
(call, call_value): Invoke expanders for AIX. Fall through to
matchers for SysV.
(call_indirect_nonlocal_aix{32,64}): New patterns (ctr and lr).
(call_value_indirect_nonlocal_aix{32,64}): New patterns.
(call_nonlocal_aix32): Remove CALL_LONG alternative. Operand 1
only "g" constraint.
(call_nonlocal_aix64): Likewise.
(call_value_nonlocal_aix{32,64}): Likewise.
(call_nonlocal_sysv): New pattern for ctr, lr, and symbolic
operands.
(call_value_nonlocal_sysv): New pattern.
(indirect_jump{si,di}): Use new 'T' modifier.
(tablejump{si,di} matchers): Likewise.
(return_internal_{si,di}): Likewise.
(return_eh_{si,di}): Likewise.
2000-07-24 Richard Henderson <[email protected]>
* config/ia64/ia64.c (ia64_print_operand): Handle "%,".
* config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): Likewise.
* config/ia64/ia64.md (movdi_internal): Use it.
2000-07-24 Zack Weinberg <[email protected]>
* cppexp.c: Warn about unary + if -Wtraditional.
* cpplex.c (lex_line): Always set BOL on the first token of a line.
2000-07-24 Michael Meissner <[email protected]>
* d30v.h (FUNCTION_ARG_KEEP_AS_REFERENCE): Delete references to
unsupported macro.
2000-07-24 Nick Clifton <[email protected]>
* config/arm/arm.c (emit_multi_reg_push): Generate a
REG_FRAME_RELEATED_NOTE that is compatible with the code in
dwarf2out_debug_frame_expr.
2000-07-24 Jason Merrill <[email protected]>
* dwarf2out.c: Complain if DWARF2_DEBUGGING_INFO is defined without
UNALIGNED_INT_ASM_OP.
(def_cfa_1): Don't emit def_cfa_register or def_cfa_offset to adjust
a location expression.
(dwarf2out_frame_debug_expr): Lose cfa_old_reg stuff. Don't
assume indirect access if we're saving the CFA address exactly.
* Makefile.in (bootstrap): Move -BstageN/ to the end.
2000-07-24 Jakub Jelinek <[email protected]>
* tradcpp.c (main): Update max_include_len for cpp_include_defaults
as well.
2000-07-24 Michael Meissner <[email protected]>
* invoke.texi (D30V Options): Add d30v options.
Mon Jul 24 02:04:52 2000 Jeffrey A Law ([email protected])
* gcse.c (alloc_pre_mem): Do not alloc TRANSPOUT, it is not
needed by our gcse pass anymore.
(free_pre_mem): Corresponding changes.
(compute_pre_data): Do not call compute_transpout anymore.
* gcse.c (alloc_avail_expr_mem): Kill unused 'u_bitmap'.
(free_avail_expr_mem, alloc_pre_mem, free_pre_mem): Corresponding
changes.
* gcse.c (free_pre_mem): Do not free ANTLOC and AE_KILL here.
(compute_pre_data): Do it here instead.
* gcse.c (alloc_pre_mem, free_pre_mem): Delete unused bitmap
'temp_bitmap'.
(pre_delete): Corresponding changes.
2000-07-23 Mark Mitchell <[email protected]>
* c-semantics.c (make_rtl_for_local_static): Use TREE_ASM_WRITTEN
to figure out whether or not a variable has already been emitted.
Sun Jul 23 14:49:12 2000 Jason Eckhardt <[email protected]>
* config/i860/i860.md (untyped_call expander): Use GEN_CALL
instead of gen_call.
Sun Jul 23 11:52:03 2000 George Helffrich ([email protected])
* dbxout.c (dbxout_type, case COMPLEX_TYPE): Fix length field in stab.
2000-07-23 Kazu Hirata <[email protected]>
* h8300.c: Fix formatting.
2000-07-23 Joseph S. Myers <[email protected]>
* c-typeck.c (c_expand_start_case): Change -Wtraditional pedwarn
for `long' switch expression into a plain warning.
* c-lex.c (init_lex): Keep the "inline" keyword in C99 mode.
(yylex): Don't pedwarn for "inline" in C99 mode.
* bitmap.c (debug_bitmap_file): Cast pointers to PTR for printing
with %p.
* ggc-page.c (debug_print_page_list, alloc_page, free_page,
ggc_alloc): Likewise.
* bb-reorder.c (dump_scope_forest_1): Likewise.
2000-07-22 Aldy Hernandez <[email protected]>
* reload.c (find_reloads_toplev): Add new parameter
"address_reloaded".
(find_reloads): Add new parameter to find_reloads_toplev calls.
2000-07-22 Jeffrey Oldham <[email protected]>
* collect2.c (main): Typo fixed.
* diagnostic.c: Typo fixed.
* dwarf2out.c (dwarf2out_frame_debug_expr): Typo fixed.
* eh-common.h: Typo fixed.
* emit-rtl.c (start_sequence): Typo fixed.
* flow.c (find_label_refs): Typo fixed.
(calculate_global_regs_live): Typo fixed.
(mark_regno_cond_dead): Typo fixed.
(create_edge_list): Typos fixed.
(verify_edge_list): Typo fixed.
* ggc-common.c (ggc_mark_rtx_children): Typo fixed.
* loop.c (strength_reduce): Typo in function name fixed.
* rtl.h: Added comments. Typo in function name fixed.
* rtlanal.c: Typo in function name fixed.
(insn_dependant_p): Rename to ...
(insn_dependent_p): ... this.
(computed_jumo_p): Typo fixed.
2000-07-22 Kaveh R. Ghazi <[email protected]>
* system.h (__FUNCTION__): Wrap definition in #ifndef.
2000-07-21 David Edelsohn <[email protected]>
* rs6000.h (SIZE_TYPE): Define.
2000-07-21 Mark Mitchell <[email protected]>
* ssa.c (rename_insn_1): Don't rename registers that are
CLOBBERed.
2000-07-21 Zack Weinberg <[email protected]>
* diagnostic.c (trim_filename, fancy_abort): Moved here from
rtl.c.
(fatal_function, set_fatal_function): Removed.
(fatal): Don't prepare for or call the fatal_function.
(diagnostic_lock, error_recursion): New.
(diagnostic_for_decl, report_diagnostic): Guard against
re-entering the error reporting routines.
(fancy_abort): Assume function is not NULL.
* errors.c (fancy_abort): New. Assume function is not NULL.
* tradcpp.c (fancy_abort): Assume function is not NULL.
* system.h: Provide default definition of __FUNCTION__.
* rtl.h: Use __FUNCTION__ not __PRETTY_FUNCTION__ throughout.
Always use __FUNCTION__ in definition of abort.
* tree.h: Likewise.
* varray.h: Likewise.
* toplev.h: Likewise. Don't prototype set_fatal_function.
2000-07-20 Geoff Keating <[email protected]>
* config/rs6000/aix43.h (CPP_SPEC): Define __LONG_MAX__ correctly
in 64-bit mode.
* glimits.h: Don't do #if defined for ARCH_PPC.
* config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): All
constants of size no larger than a pointer should go in the TOC.
Add 'MODE' parameter.
(LEGITIMIZE_RELOAD_ADDRESS): Add MODE parameter to
ASM_OUTPUT_SPECIAL_POOL_ENTRY_P.
(ASM_OUTPUT_SPECIAL_POOL_ENTRY): Likewise.
* config/rs6000/aix.h (SELECT_RTX_SECTION): Likewise.
* config/rs6000/netware.h (SELECT_RTX_SECTION): Likewise.
* config/rs6000/rs6000.c (constant_pool_expr_1): Likewise.
(rs6000_legitimize_address): Likewise.
(rs6000_emit_move): Likewise.
(rs6000_select_rtx_section): Likewise.
(output_toc): Deal properly with outputting small constants like
HImode, and SFmode in 32-bit mode, and DFmode in 64-bit mode.
* config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Add
MODE parameter. Put small constants in the TOC.
* config/rs6000/rs6000.c (easy_fp_constant_p): All constants are
easy in SImode.
(rs6000_emit_move): When reload calls us with an illegitimate
address, exit early. Move the change_address calls to one place
at the end of the routine. Merge the SImode and DImode expanders.
When called by reload to put an integer into a FP register, force
it to memory.
* config/rs6000/rs6000.c (struct toc_hash_struct): Add 'key_mode'
field.
(rs6000_hash_constant): Hash mode too.
(toc_hash_function): Allow for key_mode.
(toc_hash_eq): Structures are different if key_mode differs.
(output_toc): Add 'mode' parameter. Save key_mode.
* config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY):
Pass 'mode' parameter.
* config/rs6000/rs6000-protos.h (output_toc): Add 'mode' param.
* config/rs6000/rs6000.c (output_toc): Use RS6000_OUTPUT_BASENAME
for vtable references.
* config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): If we have a
choice, don't put integer values in FP regs.
Thu Jul 20 18:13:52 2000 Jeffrey A Law ([email protected])
* flow.c (verify_flow_info): Revamp code to verify that the
head and end of each basic block are in the insn chain.
Thu Jul 20 18:02:35 2000 Michael Matz <[email protected]>
* gcse.c (record_one_set): Prepend instead of append onto
reg_set_table, making it O(n) instead O(n^2).
* lcm.c (compute_antinout_edge,compute_laterin,compute_available):
Use a queue instead of a stack as worklist.
2000-07-20 Kazu Hirata <[email protected]>
* h8300.c (two_insn_adds_subs_operand): Fix a typo.
* h8300.h (OK_FOR_T): New.
(EXTRA_CONSTRAINT): Support OK_FOR_T.
* h8300.md: Use inc/dec.[wl] for increment/decrement
by 1 and 2 in HI and SI modes.
2000-07-20 Jim Wilson <[email protected]>
* config/ia64/ia64.h (ASM_OUTPUT_MI_THUNK): Handle DELTA values
larger than 14 bits.
2000-07-20 Zack Weinberg <[email protected]>
* cppmacro.c (CAN_PASTE_AFTER): New macro.
(count_params): Don't set GNU_REST_ARGS on anything.
(save_expansion): Set PASTE_LEFT only on tokens for which
CAN_PASTE_AFTER is true, or which are named operators.
* cpplex.c (parse_args): Distinguish between a rest argument
given one empty argument, and a rest argument given zero arguments.
(maybe_paste_with_next): Look for VOID_REST tag, and trigger
deletion of previous token based on that.
(get_raw_token): Flatten some control structure.
* cpplib.h (CPP_LAST_EQ): Correct.
(VOID_REST): New token flag.
(GNU_REST_ARGS): Delete.
* tradcpp.c (main): Don't munge -D options.
(make_definition): Bring -D handling in line with cpplib.
(do_define): Strip all leading whitespace from macro definitions.
2000-07-20 David Billinghurst <[email protected]>
* Makefile.in (tradcpp): Depend on intl.o and version.o.
2000-07-20 Bruce Korb <[email protected]>
* fixincl/check.tpl: strip the platform specific types before testing
* fixincl/fixfixes.c(gnu_type_fix): use platform specific types
* fixincl/fixincl.tpl: use platform specific types
* fixincl/fixlib.h: include the platform specific types
* fixincl/inclhack.def(gnu_types): don't supply the types
* fixincl/fixincl.x: regen
2000-07-19 Jim Wilson <[email protected]>
* config/ia64/ia64.h (HARD_REGNO_MODE_OK): Don't allow XFmode in
GR_REGS.
2000-07-19 Zack Weinberg <[email protected]>
* tradcpp.c (rescan): Do not recognize directives when the #
is indented.
2000-07-19 Zack Weinberg <[email protected]>
Implement C++ named operators.
* cpplib.h (TTYPE_TABLE): Move CPP_MIN and CPP_MAX into block
of operators allowed in #if and having an _EQ variant. Add
CPP_MIN_EQ, CPP_MAX_EQ, and CPP_DEFINED.
(cpp_token flags): Add NAMED_OP.
(enum node_type): Add T_OPERATOR.
(struct cpp_hashnode): Add code slot to value union.
* cpphash.h (spec_nodes): Remove n_defined.
* cpplex.c (lex_line): Convert T_OPERATOR nodes to their proper types.
(spell_token, can_paste, maybe_paste_with_next): Handle named operators.
(is_macro_disabled): Tweak error messages.
* cpplib.c (get_define_node): Disallow all named operators as
macro names. Tweak error messages.
(_cpp_init_stacks): Don't set up spec_nodes->n_defined.
* cppinit.c (builtin_array): Add entries for the named operators.
* cppexp.c (lex): Check for CPP_DEFINED token.
(priority table): Add entries for CPP_MIN and CPP_MAX.
(_cpp_parse_expr): Handle CPP_MIN and CPP_MAX.
2000-07-19 Bernd Schmidt <[email protected]>
* gcse.c (INSN_CUID): If ENABLE_CHECKING, abort if the uid is
larger than the array of cuids.
(alloc_gcse_mem): Use uid_cuid rather than INSN_CUID when computing
cuids.
2000-07-19 Bruce Korb <[email protected]>
* fixinc/fixincl.c: Convert to using a table of environment variables
and activate the auto-edit marker on the fixed output files.
* fixinc/fixlib.h: Define the environment table
* fixinc/fixincl.sh: export the ${INPUT} dir
* fixinc/check.tpl: likewise
2000-07-18 Zack Weinberg <[email protected]>
* gcc.c (.h spec): Fix typo.
Wed Jul 19 01:22:15 CEST 2000 Marc Espie <[email protected]>
* Makefile.in: Fix tradcif.c path.
2000-07-18 Zack Weinberg <[email protected]>
* cpplib.h (TTYPE_TABLE): Rearrange to use only two per-entry
macros, not five.
* cpphash.h (TOKEN_NAME): New macro.
(_cpp_spell_operator): Deleted.
(token_spellings): Now _cpp_token_spellings.
* cppexp.c: Use TOKEN_NAME or TYPE_NAME, not _cpp_spell_operator.
* cpplex.c: Use OP and TK macros when expanding the
TTYPE_TABLE. Eliminate token_names. For non-OPERATOR tokens,
store the stringification of the enumeration name (CPP_CHAR,
etc.) in the name slot of token_spellings.
Use TOKEN_NAME and/or TOKEN_SPELL, do not reference
token_spellings directly.
* cpplib.c: Use TOKEN_SPELL.
* cpplex.c (_cpp_push_token): If the token being pushed back
is the previous token in this context, just subtract one from
context->posn.
* cppmacro.c (save_expansion): Clear aux field when storing a
placemarker.
2000-07-18 Jakub Jelinek <[email protected]>
* cpplex.c (cpp_scan_buffer): Output line command even at the stop
buffer, provided it is not NULL.
2000-07-18 Alexandre Oliva <[email protected]>
* c-decl.c (duplicate_decls): Do not call make_var_volatile() in
case of invalid volatile re-declaration.
2000-07-18 Jakub Jelinek <[email protected]>
* calls.c (store_arg): Return nonzero if sibcall_failure is desired.
(expand_call): Adjust caller.
2000-07-17 Gabriel Dos Reis <[email protected]>
* diagnostic.h (report_diagnostic): Change prototype.
* diagnostic.c (output_do_verbatim, diagnostic_for_asm,
diagnostic_for_decl): Change prototype.
(error_with_decl, warning_with_decl, pedwarn_with_decl, warning,
error, warning, error_with_file_and_line,
warning_with_file_and_line, pedwarn_with_file_and_line, fatal):
Adjust call to report_diagnostic, diagnostic_for_decl.
(error_for_asm, warning_for_asm): Adjust call to diagnostic_for_asm.
(output_verbatim, verbatim): Adjust call to output_do_verbatim.
* c-errors.c (pedwarn_c99): Adjust call to report_diagnostic. End
varaible argument list.
2000-07-17 Zack Weinberg <[email protected]>
* cpphash.c: Don't include hashtab.h. Most macro-handling code
moved to cppmacro.c.
(hash_HASHNODE, eq_HASHNODE, _cpp_dump_macro_hash,
dump_hash_helper): Delete.
(expand_hash, higher_prime_number, _cpp_lookup_with_hash,
cpp_forall_identifiers): New. Implement specialized version of
Vlad's expandable hash table.
(cpp_lookup): Use new functions.
(_cpp_init_macros, _cpp_cleanup_macros): Adjust for new
implementation.
* cppmacro.c: New file.
* cppinit.c (dump_macros_helper): New.
(cpp_finish): Iterate over the identifier table directly.
* cpplex.c (parse_name): Calculate the hash of the identifier
while we scan it. Use _cpp_lookup_with_hash when we can.
* cpphash.h: Update prototypes.
(xcnewvec, HASHSTEP): New helper macros.
* cpplib.h: Update prototypes.
* Makefile.in (LIBCPP_OBJS): Add cppmacro.o.
(cppmacro.o): New rule.
(cpphash.o): Update deps.
* cppmain.c: Do not set pfile->printer if no_output is on.
2000-07-15 Neil Booth <[email protected]>
* cpplib.c: Change all directive-handler functions to return
void, not int.
* cpphash.h: Update typedefs.
2000-07-17 Geoffrey Keating <[email protected]>
* configure: Regenerate.
* extend.texi (Extended Asm): Mention that a memory clobber
does not count as a side-effect.
* unroll.c (copy_loop_body): Fix one instance of using host
arithmetic on the target; fixes loop-4 on a 32-bit -> 64-bit
cross-compile.
* tlink.c (scan_linker_output): Tweak for output of AIX ld.
2000-07-17 Richard Henderson <[email protected]>
* config/ia64/ia64.md (movdi): Split out load address code.
New post-reload splitter for symbolic operands.
(movdi_internal): Abort if we didn't split symbolic operands
when we should have.
* config/ia64/ia64.c (ia64_expand_load_address): New, from movdi bits.
(ia64_reorg): Split insns when not optimizing.
* config/ia64/ia64-protos.h (ia64_expand_load_address): Declare.
Mon Jul 17 23:43:26 MET DST 2000 Jan Hubicka <[email protected]>
* real.h (REAL_VALUE_TO_TARGET_LONG_DOUBLE): Use LONG_DOUBLE_TYPE_SIZE
instead of MAX_LONG_DOUBLE_TYPE_SIZE to decide output format.
2000-07-17 Chandrakala Chavva <[email protected]>
* loop.c (check_dbra_loop) : Changed loop_continue to loop->cont.
2000-07-17 Jason Merrill <[email protected]>
* Makefile.in (clean): Remove libgcc directory.
* configure.in (-Wno-long-long check): Use higher-level macros.
2000-07-17 Zack Weinberg <[email protected]>
* simplify-rtx.c (simplify_binary_operation): Recognize
(compare (gt[u] (cc) 0) (lt[u] (cc) 0)).
(simplify_ternary_operation): Do not examine MODE_BITSIZE of
a CONST_INT, it will always be zero.
2000-07-17 Chandrakala Chavva <[email protected]>
* loop.c (check_dbra_loop) : Return if more than one condition is
present to control the loop.
Mon Jul 17 08:26:35 2000 Clinton Popetz <[email protected]>
* mips.c (mips_expand_prologue): Don't calculate the last argument
register unless we need it. When we are calculating this, make
sure FUNCTION_ARG is giving us a REG.
2000-07-17 Stephane Carrez <[email protected]>
* flow.c (libcall_dead_p): Use single_set to verify the insn
has only one set and get for analysis.
(propagate_one_insn): Don't pass the PATTERN of the insn.
2000-07-17 Mark Klein <[email protected]>
* pa.c (emit_hpdiv_const): Update to match new pattern for udivsi3.
2000-07-17 J. David Anglin <[email protected]>
* Makefile.in (TARGET_GETGROUPS_T): New configuration variable.
* configure.in (TARGET_GETGROUPS_T): Evaluate.
* sys-protos.h (getgroups): Use TARGET_GETGROUPS_T for array type
of second argument of getgroups.
* configure, config.in: Rebuilt.
2000-07-17 Geoffrey Keating <[email protected]>
* simplify-rtx.c (simplify_relational_operation): Two signed
values with equal high words are less/greater than each other if
their low words are less/greater when considered as unsigned.
Mon Jul 17 02:37:06 2000 Marc Espie <[email protected]>
* configure.in (vax-*-openbsd): Change to new style configuration,
add collect2/float_format information.
* configure: Rebuilt.
* config/vax/openbsd1.h: New.
* config/vax/openbsd.h: New.
* config/vax/t-openbsd: New.
2000-07-17 Chip Salzenberg <[email protected]>
* c-common.c (shorten_compare): Quiet warnings about unsigned
comparisons with zero when they occur in a system header.
2000-07-17 Joseph S. Myers <[email protected]>
* invoke.texi (-pedantic): Refer to ISO C instead of ANSI C, and
update to describe current practice.
* glimits.h (LLONG_MIN, LLONG_MAX, ULLONG_MAX): Define for C99.
* contrib.texi, cpp.texi, extend.texi, invoke.texi: Update
references to C9X. Change references to -fstd and -flang-isoc9x
to refer to -std.
* c-common.c (scan_char_table): Allow "z" length modifiers on
diouxXn formats.
(check_format_info): Use TYPE_DOMAIN on the type matched against
for "z" formats, to retrieve the language size_t rather than the
internal one.
* c-common.c (check_format_info): Do not make a pedantic objection
to the 'L' length modifier if used with a floating point type
character.
* c-lex.c (yylex): Don't pedwarn for hexadecimal floating point
constants in C99 mode.
2000-07-17 Kazu Hirata <[email protected]>
* h8300.md: Fix the format of mac.
(movsi_h8300hs): Output a tab after stmac instead of a space.
* h8300.c (two_insn_adds_subs_operand): Improve code for detecting
profitable adds/subs sequences.
* fold-const.c: Fix comment typos.
2000-07-16 Laurynas Biveinis <[email protected]>
* cppfiles.c (read_name_map): Set map_list_ptr->map_list_map to NULL.
2000-07-16 Kaveh R. Ghazi <[email protected]>
* fixinc/fixfixes.c (emit_gnu_type): Avoid string concatenation.
2000-07-16 Neil Booth <[email protected]>
* cpplex.c: Update comments.
* README.Portability: Small update.
2000-07-16 Neil Booth <[email protected]>
* README.Portability: Small update.
2000-07-15 Richard Henderson <[email protected]>
* config/ia64/ia64-protos.h (ia64_move_ok): Prototype.
* config/ia64/ia64.c (ia64_move_ok): New function.
* config/ia64/ia64.md (movqi, movqi_internal): Use it.
(movhi, movsi, movdi, movsf, movdf, movxf): Likewise.
2000-07-15 Zack Weinberg <[email protected]>
* cpphash.c (save_expansion): Clear PREV_WHITE on tokens
immediately following a paste operator.
* cppinit.c (sort_options): New function (only for HOST_EBCDIC).
(cpp_reader_init): Call it, if HOST_EBCDIC.
(cpp_handle_options): Do not sort option list here.
(handle_option): Rename to cpp_handle_option and export.
* cpplex.c (cpp_scan_buffer_nooutput, cpp_scan_buffer): Use
_cpp_get_token directly.
(cpp_scan_line): Return 0 at EOF, 1 otherwise.
* cpplib.c (cpp_push_buffer): Don't set new->lineno to 1.
* cpplib.h: Prototype cpp_handle_option. Update prototype of
cpp_scan_line.
2000-07-15 Richard Henderson <[email protected]>
* fold-const.c (extract_muldiv): Don't optimize past an unsigned
cast around an expression. Tidy other unsigned tests.
2000-07-15 Gabriel Dos Reis <[email protected]>
* diagnostic.c (doing_line_wrapping, line_wrapper_printf, notice,
v_error_with_decl, v_warning_with_decl, v_pedwarn_with_decl): Remove.
(v_message_with_decl): Rename to ...
(format_with_decl): ... this. Tweak
(diagnostic_for_decl): New function.
(fatal_io_error): Use verbatim in lieu of notice.
(announce_function): Use verbatim.
(default_print_error_function): Likewise.
(error_with_decl, warning_with_decl, pedwarn_with_decl): Use new
infratructure.
2000-07-15 Kaveh R. Ghazi <[email protected]>
* mips.c (function_arg_pass_by_reference): Don't do automatic
aggregate initialization.
(machine_dependent_reorg): Initialize variable `mode'.
* mips.md (absdi2): Change variable `regno1' to unsigned int.
(reload_indi): Rename loword/hiword to lo_word/hi_word to avoid
conflicts with sys/param.h macro of the same name.
(reload_outdi): Likewise.
2000-07-15 Michael Meissner <[email protected]>
* fold-const.c (fold): When optimizing FOO++ == CONST into ++FOO
== CONST + INCREMENT, don't overwrite the tree node for FOO++,
create a new node instead.
2000-07-15 Neil Booth <[email protected]>
* README.Portability: Correct example about calling a function
through a pointer to function. Format wide paragraphs.
2000-07-15 Michael Meissner <[email protected]>
* README.Portability: Update integer suffixes and function
prototype sections.
2000-07-15 Neil Booth <[email protected]>
* README.Portability: Small update.
2000-07-15 Neil Booth <[email protected]>
* README.Portability: New file.
Fri Jul 14 18:13:53 2000 Mark P Mitchell <[email protected]>
* INSTALL: Give special instructions for building GCC on Irix 6.
* config/mips/x-iris6 (CC): Don't set it.
(OLDCC): Likewise.
2000-07-14 Jason Merrill <[email protected]>
* dwarf2out.c (dwarf2out_frame_debug_expr): If we store the CFA
register in the stack and later in another register, use the new
register.
Fri Jul 14 10:25:53 2000 Clinton Popetz <[email protected]>
* config/mips/mips.md: (absdi2): Handle sign_extend for
second operand.
2000-07-14 Nathan Sidwell <[email protected]>
* cpplib.c (do_pragma_dependency): Tidy warning messages.
2000-07-14 Zack Weinberg <[email protected]>
* .cvsignore: Correct typo.
2000-07-13 Mark Mitchell <[email protected]>
* .cvsignore: Add generated YACC files.
* objc/.cvsignore: New file.
2000-07-14 Neil Booth <[email protected]>
* cpplex.c (adjust_column): New function.
(skip_whitespace): Use it.
(skip_block_comment): Use it, and warn about /*/* with
-Wcomments.
2000-07-14 Neil Booth <[email protected]>
* cpphash.c (struct macro_info): Add new members.
(_cpp_free_definition): Delete the macro directly.
(count_params): Return void, with first token of
expansion in struct macro_info on success.
(parse_define): Return int. Hoist syntax checking from
save_macro_expansion. Leave call to save_expansion to
_cpp_create_definition.
(alloc_macro): Needs just 2 arguments.
(free_macro): Delete.
(save_expansion): Don't perform syntax check.
(_cpp_create_definition): Call save_expansion.
2000-07-13 Kaveh R. Ghazi <[email protected]>
* genrecog.c (write_header): Split long string.
* cpphash.c (macro_info): Don't use the `signed' keyword.
* system.h (alloca): Prototype if __GNUC__ && __SIZE_TYPE__.
2000-07-13 Jakub Jelinek <[email protected]>
* calls.c (stored_args_map): New variable.
(check_sibcall_argument_overlap_1): New.
(check_sibcall_argument_overlap): New.
(expand_call): Initialize stored_args_map.
Call check_sibcall_argument_overlap.
2000-07-13 Bruce Korb <[email protected]>
* fixinc/fixfixes.c: move EXIT_BROKEN to header, add sub-expr max count
(emit_gnu_type): utility procedure for gnu_type_fix
(gnu_type_fix): implement various pre-processor guards around
standard types so these types can be defined over and over
* fixinc/fixincl.tpl: add a "gnu_type_map" that forces the standard
types alluded to above will have GNU-compliant base types
* fixinc/fixlib.h: add EXIT_BROKEN define and the gnu_type_map struct
* fixinc/inclhack.def: add test_text entries and utilize the new
"gnu_types" fix for the ptrdiff_t, size_t and wchar_t types.
* fixinc/fixincl.x: regenerate
2000-07-12 Gabriel Dos Reis <[email protected]>
* diagnostic.c (vline_wrapper_message_with_location,
v_message_with_file_and_line, v_error_with_file_and_file,
v_error_for_asm, v_warning_for_asm, vfatal,
v_warning_with_file_and_line, v_pedwarn_with_file_and_line,
vsorry, verror, vwarning, vpedwarn): Remove.
(diagnostic_for_asm): New function.
(pedwarn, error, warning, pedwarn_with_file_and_line,
error_with_file_and_line, warning_with_file_and_line, sorry,
error_for_asm, warning_for_asm, fatal): Reimplement.
(finish_diagnostic): Clear diagnostic info as well.
2000-07-13 Neil Booth <[email protected]>
* c-common.h (flag_digraphs): New.
* c-decl.c (c_decode_option): Set flag_digraphs as appropriate.
* c-lex.c (yylex): Use flag_digraphs to decide whether to
honor digraphs.
2000-07-13 Zack Weinberg <[email protected]>
* gcc.c (do_spec_1): Add new %B operator.
(set_input): Prepare for %B.
(link_command_spec): Move up with the other tm.h-
overrideable specs. Factor out the portion conditional on
LINK_LIBGCC_SPECIAL into a new spec, %(link_libgcc).
(struct compiler): Just have a single spec string. All users
updated.
(default_compilers): Remove unnecessary braces.
(static_specs): Update.
(trad_capable_cpp, cpp_options, cc1_options, asm_options): New
named specs.
(C and assembly specs): Use the new named specs, as appropriate.
* objc/lang-specs.h: Use the new named specs.
Remove unnecessary braces.
2000-07-12 Zack Weinberg <[email protected]>
* gcc.c (execute): If a subprocess gets a fatal signal, report
strsignal() of the signal number, and ask for a bug report.
Do not do this for SIGPIPE if there's already been an error.
* tradcpp.c: Don't include signal.h. Don't catch SIGPIPE.
Delete pipe_closed.
* tradcif.c: Remove.
2000-07-12 Zack Weinberg <[email protected]>
* final.c (profile_function): Do not emit profile counters in
the data section, if NO_PROFILE_COUNTERS is defined.
* tm.texi: Document NO_PROFILE_COUNTERS. Update doc for
FUNCTION_PROFILER.
* config/i386/linux.h (NO_PROFILE_COUNTERS): Define.
(FUNCTION_PROFILER): Just emit a call to mcount.
2000-07-12 Zack Weinberg <[email protected]>
* tradcpp.c (main): Rename 'perror' label to 'sys_error'.
* cppexp.c, cpphash.c, cpphash.h, cppinit.c, cpplex.c,
cpplib.c, cpplib.h: Eradicate all traces of code dependent on
traditional, lang_chill, or lang_fortran.
* cppfiles.c: #undef strcmp to suppress warning about macros
used without arguments.
(_cpp_execute_include): Use f, not fname, in "No include path"
error.
(_cpp_pop_file_buffer): New function.
* cpplib.c: Don't include <sys/mman.h>.
(cpp_push_buffer): Set line_base and lineno in new buffer.
(cpp_pop_buffer): Use _cpp_pop_file_buffer.
* cpplex.c: Move all prototypes and structure declarations to the
top of the file. Properly parenthesize some macro arguments.
(cpp_scan_line): New function.
(special_symbol [case T_INCLUDE_DEPTH]): Use pfile->include_depth,
don't need to walk up the stack counting.
2000-07-12 Kaveh R. Ghazi <[email protected]>
* c-common.c (combine_strings): Emit a pedantic warning when a
string length is greater than the minimum ANSI C is required
to support.
Wed Jul 12 13:24:30 2000 Jeffrey A Law ([email protected])
* pa/xm-pa64.h (NO_SYS_SIGLIST): Kill.
* d30v/xm-d30v.h (NO_SYS_SIGLIST): Kill.
2000-07-12 Kaveh R. Ghazi <[email protected]>
* c-decl.c (define_label): Warn about identifier conflicts with
labels in traditional C.
* c-parse.in (unop +): Warn about the unary plus operator for
traditional C.
* c-typeck.c (store_init_value): Warn about automatic aggregate
initialization for traditional C.
* invoke.texi (-Wtraditional): Document new warnings.
2000-07-12 Gabriel Dos Reis <[email protected]>
* Makefile.in (c-errors.o): Fix thinko in dependency.
2000-07-12 Zack Weinberg <[email protected]>
* gcc.c (C specs [!USE_CPPLIB]): Invoke tradcpp if any of
-traditional, -ftraditional, or -traditional-cpp was given.
Do not pass -traditional to the preprocessor.
(.S spec): Likewise. Don't bother defining __ASSEMBLER__, the
preprocessor does it automatically.
* objc/lang-specs.h: Likewise. Don't bother defining __OBJC__.
* ch/lang-specs.h: Always use tradcpp. Do not pass
-traditional, -trigraphs, or -pedantic to the preprocessor.
* f/lang-specs.h (.F spec): Likewise. Don't bother defining
_LANGUAGE_FORTRAN.
2000-07-12 Zack Weinberg <[email protected]>
* cppexp.c (LOGICAL): Delete macro.
(_cpp_parse_expr): Do not use UNARY for unary +. Implement ||
and && directly.
* cpphash.c (HASHSIZE): Increase to 4096.
(struct hashdummy): Add hash field.
(eq_HASHNODE): Compare unreduced hashes, then lengths, then
the string values using memcmp.
(cpp_lookup): Set dummy.hash.
Wed Jul 12 13:15:16 2000 Marc Espie <[email protected]>
* configure.in (m88k-openbsd): Express configuration using new fragment
style.
* configure: Rebuilt.
* m88k/aout-dbx.h: New.
* m88k/openbsd.h: New.
* m88k/xm-openbsd.h: New.
2000-07-12 Kaveh R. Ghazi <[email protected]>
* expr.c (expand_expr): Return const0_rtx, not error_mark_node.
2000-07-12 Richard Henderson <[email protected]>
* reload.c (push_secondary_reload): Make sure to add the new
reload at the end, after acquiring secondary memory.
2000-07-12 Kaveh R. Ghazi <[email protected]>
* cpplex.c (is_macro_disabled): Use CPP_WTRADITIONAL.
* c-decl.c (set_current_function_name_declared, anon_aggr_type_p,
lang_expand_stmt): Mark parameters with ATTRIBUTE_UNUSED.
* c-parse.in (stmt): Delete unused variables.
* convert.c (convert_to_vector): Likewise.
* gensupport.c (process_rtx): Declare attr as `rtvec' not `rtx'.
* tree.c (finish_vector_type): Prototype.
2000-07-12 Bruce Korb <[email protected]>
* fixinc/fixfixes.c: use xmalloc
* fixinc/fixincl.c(initialize): set program name for xmalloc
* fixinc/fixlib.c(must_malloc): obsolete
(is_cxx_header): no longer used - disabled
(skip_quote): inserted and disabled for future use
* fixinc/fixlib.h: reflects above
* fixinc/fixtests.c: removed dinkleberries
2000-07-12 Neil Booth <[email protected]>
* cpphash.h: (TOKEN_SPELL) Pulled from cpplex.c.
* cpplex.c (TOKEN_SPELL) Move to cpphash.h.
* cpphash.c: (struct macro_info, alloc_macro, free_macro,
struct toklist_dummy): New.
(cpp_free_definition): Free macros with free_macro.
(count_params): Don't save parameter spellings. Save macro
information in a struct macro_info.
(parse_define): Don't allocate a token list.
(save_expansion): Allocate the macro's token list, and
save parameter spellings if necessary. Use TOKEN_SPELL.
(cpp_create_definition): Make list const.
2000-07-12 Gabriel Dos Reis <[email protected]>
* c-typeck.c (pedwarn_c99): Move to
* c-errors.c: ... Here.
* toplev.h (verror, vwarning, vpedwarn): Remove prototypes.
* diagnostic.c (verror, vwarning, vpedwarn): Make static.
* Makefile.in (C_AND_OBJC_OBJS): Include c-errors.o
(c-errors.o): List dependency.
2000-07-12 Mark Mitchell <[email protected]>
* c-parse.c: Remove.
* c-parse.h: Likewise.
* c-parse.y: Likewise.
* objc/objc-parse.c: Likewise.
* objc/objc-pasre.y: Likewise.
2000-07-11 Rodney Brown <[email protected]>
* gcc.texi: Fix minor typos
* extend.texi: Fix minor typos
2000-07-11 Marc Espie <[email protected]>
* collect2.c (main): Recognize .lo as object files.
2000-07-11 J. David Anglin <[email protected]>
* pa.c (hppa_encode_label): Store labels in gc memory when ggc_p is
true.
* aclocal.m4 (AC_FUNC_MMAP_ANYWHERE): Extend test to detect systems
with MAP_ANONYMOUS and MAP_ANON.
* configure, config.in: Rebuilt.
2000-07-12 Gabriel Dos Reis <[email protected]>
* diagnostic.c (save_output_state): Remove.
(restore_output_state): Likewise.
(clear_text_info): New function.
(clear_diagnostic_info): Likewise.
(output_text_length, is_starting_newline, output_prefix,
line_wrap_cutoff, ideal_line_wrap_cutoff, prefix_was_emitted_for,
prefixing_policy, output_buffer_ptr_to_format_args): New macros
(set_real_maximum_length, output_set_maximum_length,
output_set_prefix, output_get_prefix, output_set_maximum_length,
output_destroy_prefix, init_output_buffer,
reshape_diagnostic_buffer, output_space_left, output_emit_prefix,
output_add_newline, output_add_character, output_add_space,
output_append_r, output_append, wrap_text, output_format,
output_do_printf, output_printf, output_do_verbatim,
output_verbatim, verbatim): Use them.
(output_clear): Split into cleat_text_info and
clear_diagnostic_info.
(struct output_state): Move to...
* diagnostic.h: ...Here
(struct output_buffer): Adjust.
2000-07-11 Zack Weinberg <[email protected]>
* cpplex.c (parse_name): No longer inline (premature optimization).
(do_pop_context): Fold into pop_context.
(pop_context): Returns int.
(lex_next): Hoist test for end of directive into pop_context.
(push_macro_context): Returns int; takes just reader and token.
Hoist test for excessive nesting to caller.
(push_arg_context): Returns void; takes just reader and token.
Do not call stringify_arg or get_raw_token.
(get_raw_token): Convert tail recursion through push_arg_context
to a loop at this level. Call stringify_arg here if appropriate.
(maybe_paste_with_next): Convert tail recursion to a while loop.
Hoist test of paste_level to caller.
(stringify_arg): Push arg context at beginning.
(cpp_get_token): Split out core into _cpp_get_token. Call
process_directive here. Throw away CPP_PLACEMARKER tokens.
(_cpp_get_token): Convert tail recursion through
push_macro_context to a loop at this level.
(_cpp_glue_header_name, is_macro_disabled, stringify_arg,
_cpp_get_raw_token): Use _cpp_get_token.
(_cpp_skip_rest_of_line): Drop the context stack directly; do
not call pop_context.
(_cpp_run_directive): Call lex_next directly.
* cpphash.h: Prototype _cpp_get_token.
* cppexp.c (lex): Use it.
* cpphash.c (parse_define): Use it.
* cpplib.c (get_define_node, do_undef, parse_include,
read_line_number, do_line, do_ident, do_pragma, do_pragma_gcc,
do_pragma_implementation, do_pragma_poison, do_pragma_dependency,
parse_ifdef, validate_else): Use it.
(cpp_push_buffer): Tweak error message; abort if anyone tries
to push a buffer while macro expansions are stacked.
2000-07-11 Donn Terry <[email protected]>
* cpplex.c (free_macro_args, save_token): Cast arg of free
and/or xrealloc to PTR.
(_cpp_init_input_buffer): Clear all fields of the base context.
Tue Jul 11 15:28:21 CDT 2000 Clinton Popetz <[email protected]>
* gensupport.c (process_rtx): Make rtl checking stop
complaining about the define_insn while it is being
converted from a define_insn_and_split.
Tue Jul 11 16:26:17 2000 Clinton Popetz <[email protected]>
* config/mips/mips.c (simple_memory_operand): Access the
INTVAL of the address, not it's containing MEM.
2000-07-11 Bruce Korb <[email protected]>
* fixinc/fixtests.c(double_slash): obsolete
(else_endif_label): likewise
* fixinc/inclhack.def(irix_multiline_cmnt): obsolete
(libc1_ifdefd_memx): correct initial comment
and omit the #if/#endif pair from the memxxx declarations
* fixinc/fixincl.x: regen
2000-07-11 Kaveh R. Ghazi <[email protected]>
* cpplex.c (T, I, S, C, N): Avoid non-constant initializers.
2000-07-11 Neil Booth <[email protected]>
* cpp.texi: Update.
2000-07-11 Neil Booth <[email protected]>
* cppinit.c: (cpp_reader_init): Allow digraphs by default.
(handle_option): Set digraphs according to standard.
Merge OPT_lang_c89 handler with OPT_std_c89.
* cpplex.c: (lex_line, can_paste): Honor digraphs in
accordance with the digraphs flag.
* cpplib.h: (struct cpp_options): New option digraphs.
2000-07-10 Hans-Peter Nilsson <[email protected]>
Bruce Korb <[email protected]>
* fixinc/inclhack.def (libc1_ifdefd_memx): New fix.
* fixinc/fixincl.x: Regenerate.
* fixinc/tests/base/testing.h: Add testcase.
2000-07-10 Richard Henderson <[email protected]>
* config/ia64/ia64.c (got_symbolic_operand): New.
(symbolic_operand, move_operand): Revert 0701 change.
* config/ia64/ia64.h (PREDICATE_CODES): Update.
* config/ia64/ia64-protos.h (got_symbolic_operand): Declare.
* config/ia64/ia64.md (movdi): Revert 0701 wrt symbolic_operand;
split the offset into a 14-bit low part instead of a 13-bit low part.
(load_fptr): Mark the mem as unchanging.
(load_symptr): Use got_symbolic_operand.
2000-07-10 Nick Clifton <[email protected]>
* libgcc2.c (next_stack_level): Cast result of computation to
(void **) so that the assignment does not generate a warning.
2000-07-10 Chandrakala Chavva <[email protected]>
* flags.h : Add new variable flag_single_precision_constant.
* toplev.c (display_help) : Add -fsingle-precision-constant option.
(flag_single_precision_constant): New.
* c-lex.c (yylex): Convert floating point constant to single
precision constant.
* invoke.texi : Add documentation for this new option.
2000-07-10 Gabriel Dos Reis <[email protected]>
* diagnostic.c (output_octal): Second parameter is unsigned.
(output_long_octal): Likewise.
(output_hexadecimal): Likewise.
(output_long_hexadecimal): Likewise.
(output_format): Adjust arguments extraction. Tweak.
(output_verbatim, verbatim): End variable argument list.
(report_diagnostic): Improve documentation.
2000-07-10 Benjamin Chelf <[email protected]>
* c-common.h (build_stmt): Declare.
(build_continue_stmt): Likewise.
(build_break_stmt): Likewise.
(build_return_stmt): Likewise.
* c-decl.c (do_case): Rewrite to do what previously done in
c-parse.in.
* c-semantics.c (build_stmt): Define.
(build_return_stmt): Likewise.
(build_break_stmt): Likewise.
(build_continue_stmt): Likewise.
(build_case_label): Likewise.
* c-parse.in (BREAK): Change to build tree, then generate RTL.
(CONTINUE): Likewise.
(RETURN): Likewise.
(CASE): Likewise.
(DEFAULT): Likewise.
* c-parse.y: Regenerate.
* c-pasre.c: Likewise.
2000-07-09 Jason Merrill <[email protected]>
* expr.c (expand_expr): Bail earlier if we get an error_mark_node.
* tree.h (STRIP_NOPS): Check for error_mark_node.
(STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Likewise.
(dwarf2out_*): Remove duplicate declarations.
* c-decl.c (duplicate_decls): Copy DECL_ABSTRACT_ORIGIN from
DECL_ABSTRACT_ORIGIN, not DECL_ORIGIN.
2000-07-10 Gabriel Dos Reis <[email protected]>
* diagnostic.c (wrap_text): New function.
(maybe_wrap_text): Likewise.
(output_add_string): Use it.
(output_format): Likewise.
(count_error): Use verbatim instead of notice.
(report_error_function): Likewise. Don't use plain fprintf.
(finish_diagnostic): New function.
(output_do_verbatim): Tweak. Commonalize functionalities in
output_verbatim and verbatim.
(output_verbatim): Adjust.
(verbatim): Likewise.
(report_diagnostic): Define.
* diagnostic.h (report_diagnostic): Prototype.
2000-07-09 Zack Weinberg <[email protected]>
* cppexp.c (_cpp_parse_expr): Don't use unary plus.
2000-07-09 Neil Booth <[email protected]>
* cpphash.h: ISvspace, is_vspace, is_nvspace: New.
IShspace, ISspace: Update.
* cppinit.c: ISTABLE: Update.
V: New.
* cpplex.c (IS_HSPACE, S_NEWLINE): Remove.
(IS_DIRECTIVE): Rename KNOWN_DIRECTIVE.
(skip_block_comment, skip_line_comment, parse_string,
lex_line): Use is_vspace rather than IS_NEWLINE.
(skip_whitespace, lex_line): Clean up to use is_nvspace.
(lex_line): Use KNOWN_DIRECTIVE. Any kind of directive
gets a BOL flag.
(lex_next): Unconditionally stop if within a directive.
Treat directives within macro invocations as directives
(after parse_args emits error), not as the argument.
2000-07-09 Gabriel Dos Reis <[email protected]>
* diagnostic.c (diagnostic_args): New macro.
(diagnostic_msg): Likewise.
(output_formatted_integer): Likewise.
(output_state): New data type.
(digit_buffer): Make global.
(output_add_integer): Rename to output_decimal. Squeeze
digit_buffer.
(output_long_decimal, output_unsigned_decimal,
output_long_unsigned_decimal, output_octal, output_long_octal,
output_hexadecimal, output_long_hexadecimal): New functions.
(output_append_r): New function.
(output_append): Tweak.
(output_flush_on): Rename to output_to_stream.
(output_format): Change prototype. Improve documentation. Handle
more format specifiers.
(build_location_prefix): Rename to context_as_prefix.
(output_notice): Rename to output_do_printf.
(output_printf): Tweak.
(line_wrapper_printf): Likewise.
(vline_wrapper_message_with_location): Adjust call to renamed
functions.
(v_message_with_decl): Likewise.
(default_print_error_function): Likewise.
(save_output_state): New function.
(restore_output_state): Likewise.
(output_do_verbatim): Likewise.
(output_verbatim): Define.
(verbatim): Likewise.
* diagnostic.h (printer_fn): Change return type from void to int.
Improve documentation.
(output_add_integer): Rename to output_decimal.
(output_flush_on, output_format): Don't export.
(output_verbatim, verbatim): Declare.
2000-07-08 Toon Moene <[email protected]>
* fold-const.c (extract_muldiv) case PLUS_EXPR, MINUS_EXPR:
Check whether c divides op1 exactly if operation is not
multiplication.
2000-07-08 Richard Henderson <[email protected]>
* final.c (final): Do not abort when reg-stack introduces
a new insn.
2000-07-08 Zack Weinberg <[email protected]>
* cpplib.h (struct cpp_name): Now struct cpp_string.
(CPP_INT, CPP_FLOAT, CPP_NUMBER, CPP_COMMENT,
CPP_HEADER_NAME): Change to type S.
(struct cpp_token): Rename 'name' field to 'str'. Add 'node'
field, a cpp_hashnode *. All references to val.name updated
to use val.str or val.node as appropriate.
(struct cpp_reader): Add spec_nodes field.
(cpp_idcmp): Now cpp_ideq; takes a token * and a char *.
* cpphash.h (struct spec_nodes): New.
(enum spell_type): Reorder. Only SPELL_STRING tokens use
val.str. All references to 'spelling > SPELL_NONE' updated to
match.
(CPP_IN_SYSTEM_HEADER): Check pfile->buffer and
pfile->buffer->inc are not NULL before dereferencing them.
* cpplex.c (parse_name): Take a pointer to the current token,
plus current position and limit as args; return the new
position; don't copy the text of a name into the string
buffer, instead call cpp_lookup and store the node pointer.
If extending a token, copy out the text of the old into a
scratch buffer, append the new, look that up and store the new
node pointer. Inline.
(maybe_paste_with_next): If the result of paste is a NAME,
then look up the pasted text and store its node pointer.
(lex_line): Adjust for new parse_name interface.
Check for L"str", L'str' using spec_nodes->n_L.
(spell_token): SPELL_IDENT tokens have their spelling in
val.node->name. Handle SPELL_STRING tokens that don't have
string delimiters.
(_cpp_expand_name_space,
(can_paste): Check for L ## "str" using spec_nodes->n_L.
(cpp_get_token, special_symbol): No need to call cpp_lookup.
(cpp_idcmp): Now cpp_ideq; take a token * and a const char *;
return 1=equal 0=not, not a tristate.
* cpphash.c (var_args_str): Delete.
(find_param): Compare node fields directly.
(is__va_args__): Use CPP_PEDANTIC. Just compare
token->val.node with spec_nodes->n__VA_ARGS__.
(dump_funlike_macro): Don't use var_args_str.
* cpplib.c (_cpp_check_directive): Just walk through
spec_nodes->dirs comparing pointers.
(get_define_node, do_pragma_poison, detect_if_not_defined,
parse_ifdef): The identifier has already been looked up.
(do_ifdef, do_ifndef): parse_ifdef won't return a poisoned
node.
(do_if): Only call detect_if_not_defined at beginning of file.
(_cpp_parse_assertion): Only copy string pointers for
SPELL_STRING tokens.
(pragma_dispatch): Take a node pointer and examine its name
field.
(_cpp_init_stacks): Also initialize the spec_nodes structure.
* cppinit.c (cpp_reader_init): Call _cpp_init_stacks after
_cpp_init_macros.
(cpp_cleanup): Free pfile->spec_nodes. Call _cpp_cleanup_* in
reverse order from the corresponding _cpp_init_* routines.
* cppexp.c (parse_number, parse_charconst, parse_defined,
lex): Check val.node->type instead of calling cpp_defined.
Use spec_nodes entries where appropriate.
* fix-header.c, scan-decls.c: Update for interface changes.
2000-07-08 Geoffrey Keating <[email protected]>
* config/rs6000/rs6000.c (rs6000_emit_move): Fix conditions for
emitting aux_truncdfsf2.
2000-07-03 Donn Terry ([email protected])
* cppinit.c (print_help): split overlong line into ISO C89
maximum chunks.
2000-07-07 Zack Weinberg <[email protected]>
* cppexp.c: Update all code for new lexer interface.
(op_t, operator codes, struct token, tokentab2, op_to_str): Remove.
(struct suffix, vsuf_1, vsuf_2, vsuf_3, op_to_prio): New.
* cpplex.c (token_names): Trim leading CPP_ from names; make
the strings unsigned.
(_cpp_spell_operator): New.
(is_macro_disabled): Disable all macros if rescanning
preprocessed text.
(_cpp_get_directive_token): Remove.
* cppinit.c: Don't set no_macro_expand.
* cpplib.c (read_line_number, do_line): Check only for EOF,
not VSPACE.
* cpphash.h: Update prototypes.
* cpplib.h (CPP_VSPACE): Remove.
(struct cpp_reader): Remove no_macro_expand.
2000-07-08 Neil Booth <[email protected]>
* cpphash.c (is__va_args__): New function.
(count_params): Fix line reported in error messages. Use
is__va_args__. Don't return ')' on error. Flag GNU style
rest args macro definitions.
(parse_define): Check macro name is not __VA_ARGS__.
(save_expansion): Check identifier in non-varargs-macro is
not __VA_ARGS__. Don't flag GNU_VARARGS.
* cpplex.c (parse_args): Accept no argument iff GNU_REST_ARGS.
(maybe_paste_with_next): Use per-macro GNU_REST_ARGS rather
than per-token GNU_VARARGS.
* cpplib.h (GNU_VARARGS): Remove.
(GNU_REST_ARGS): New.
Sat Jul 8 01:38:25 MET DST 2000 Jan Hubicka <[email protected]>
* i386.md (call_pop, call, call_value_pop): Do not set
current_function_uses_pic_offset_table for calls to static
functions or indirect calls.
2000-07-07 Jim Wilson <[email protected]>
* config/ia64/ia64.c (rws_access_reg): New local write_count. If
is_predicate_reg, then take max write_count of register pair.
2000-07-07 Kaveh R. Ghazi <[email protected]>
* tradcpp.c (main): Rename label `include' to `add_include' to
avoid conflicts with variable `include' in traditional C.
2000-07-07 Jakub Jelinek <[email protected]>
* integrate.c (copy_insn_list): Remove REG_LABEL notes.
2000-07-07 Jakub Jelinek <[email protected]>
* sibcall.c (uses_addressof): Add INMEM argument, check for
current_function_internal_arg_pointer outside of MEM rtxs in addition
to ADDRESSOFs.
(sequence_uses_addressof): Update caller.
2000-07-07 Zack Weinberg <[email protected]>
* tradcpp.c (initialize_builtins): Honor NO_BUILTIN_SIZE_TYPE
and friends.
2000-07-07 Kaveh R. Ghazi <[email protected]>
* system.h (UNION_INIT_ZERO): New macro for initializing union
members in structs.
* cpplex.c (placemarker_token, eof_token): Use UNION_INIT_ZERO.
2000-07-07 Neil Booth <[email protected]>
* cpp.texi: Update.
Fri Jul 7 07:47:35 2000 Jeffrey A Law ([email protected])
* final.c (final): Detect out of bounds array access to
the insn_lengths array.
2000-07-07 Kazu Hirata <[email protected]>
* fold-const.c (fold): Fix a comment typo.
2000-07-07 Neil Booth <[email protected]>
* cpp.texi: Update to new lexer.
2000-07-06 Zack Weinberg <[email protected]>
* tradcpp.c: New file.
* tradcif.y: New file.
* tradcif.c: New generated file.
* Makefile.in: Add rules to build tradcpp.o, tradcif.o,
$(srcdir)/tradcif.c. Add tradcpp to STAGESTUFF and
dependencies of C. Install tradcpp from install-common, in
$(libsubdir).
2000-07-06 Zack Weinberg <[email protected]>
* cppinit.c: Include cppdefault.h. Refer to
cpp_GCC_INCLUDE_DIR and cpp_GCC_INCLUDE_DIR_len, not directly
to GCC_INCLUDE_DIR and its length.
(SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,
USER_LABEL_PREFIX, REGISTER_PREFIX, struct default_include,
STANDARD_INCLUDE_DIR, STANDARD_INCLUDE_COMPONENT): Move to
cppdefault.h.
(include_defaults_array): Move to cppdefault.c.
* cppdefault.h: New file.
* cppdefault.c: New file.
* Makefile.in (LIBCPP_OBJS): Add cppdefault.o.
(cppinit.o): Don't apply $(PREPROCESSOR_DEFINES) to this file.
(cppdefault.o): New rule; apply $(PREPROCESSOR_DEFINES) to
this file.
Thu Jul 6 18:30:36 2000 Richard Kenner <[email protected]>
* reload.c (push_reload): When seeing if can reuse a register,
check extra registers against widest of INMODE and OUTMODE.
2000-07-06 Neil Booth <[email protected]>
* cpplib.c: (_cpp_parse_assertion): Perform hash lookups
based on full length of predicate.
2000-07-06 Hans-Peter Nilsson <[email protected]>
* timevar.c: [HAVE_SYS_RESOURCE_H]: Include <sys/resource.h>.
[NEED_DECLARATION_GETRUSAGE]: Declare getrusage.
2000-07-05 Kazu Hirata <[email protected]>
* h8300-proto.h: Fix formatting.
* h8300.c: Likewise.
* h8300.h: Likewise.
2000-07-05 Jim Wilson <[email protected]>
* config/ia64/ia64.h (HARD_REGNO_MODE_OK): If FR_REGNO_P, disallow
CCmode.
2000-07-05 Rodney Brown <[email protected]>
* invoke.texi: Fix minor typos
* md.texi: Fix minor typos
2000-07-05 Zack Weinberg <[email protected]>
* cpplib.c (_cpp_parse_assertion): Fix buffer overrun.
2000-07-04 Zack Weinberg <[email protected]>
* cpplex.c: Don't include sys/mman.h.
(cpp_push_buffer, cpp_pop_buffer): Moved to cpplib.c.
* cpplib.c: Include sys/mman.h and obstack.h.
(cpp_push_buffer): Moved from cpplex.c; allocate buffers on an
obstack.
(cpp_pop_buffer): Moved from cpplex.c; free buffers from an obstack.
(_cpp_unwind_if_stack): Now static, unwind_if_stack. Don't
bother freeing if stack entries (they will be freed with their buffer).
(do_endif): Free if stack entries from the buffer obstack.
(push_conditional): Allocate if stack entries from the buffer obstack.
(find_answer): Rename to _cpp_find_answer.
(do_assert, do_unassert): Update.
* cpphash.h: Update prototypes.
(xobnew): New convenience macro.
* cpplib.h (struct cpp_reader): Add hash_ob and buffer_ob fields.
Update comments.
(struct cpp_hashnode): Remove disabled field.
* cppinit.c: Don't include hashtab.h or splay-tree.h.
(report_missing_guard): Moved to cppfiles.c.
(cpp_reader_init): Call cpp_init_stacks, cpp_init_macros,
cpp_init_includes.
(cpp_cleanup): Call cpp_cleanup_stacks, cpp_cleanup_macros,
cpp_cleanup_includes. Don't destroy hashtab or
all_include_files here.
(cpp_finish): Use _cpp_report_missing_guards.
* cppfiles.c (report_missing_guard): Moved from cppinit.c.
(_cpp_init_include_table): Rename _cpp_init_includes.
(_cpp_cleanup_includes, _cpp_report_missing_guards): New.
* cppexp.c (parse_assertion): Update for new name of
find_answer.
* Makefile.in (cpplib.o, cpphash.o, cppinit.o): Update deps.
2000-07-04 Zack Weinberg <[email protected]>
* cpplib.c (do_ident): s/VSPACE/EOF/
2000-07-05 Neil Booth <[email protected]>
* cpplex.c: Fix trigraph replacement within strings.
2000-07-04 Kaveh R. Ghazi <[email protected]>
* rs6000/aix.h (ASM_GENERATE_INTERNAL_LABEL): Fix format specifier.
* xcoffout.c (assign_type_number): Constify.
(xcoffout_source_file): Add static prototype. Don't needlessly
cast away const-ness.
2000-07-04 Jason Merrill <[email protected]>
* frame.h (frame_state): Move base_offset to end.
Mon Jul 3 21:31:43 2000 Clinton Popetz <[email protected]>
* calls.c (emit_library_call_value_1): Revert previous change.
2000-07-03 Zack Weinberg <[email protected]>
* fix-header.c (struct partial_proto): Remove unnecessary fields.
(recognized_extern, recognized_function, read_scan_file):
Update for new scheme.
(check_protection): It's still a multiple include guard even
if it doesn't always trigger.
* scan-decls.c (skip_to_closing_brace, scan_decls): Update for
new scheme.
* scan.h: Declare struct cpp_token. Update prototypes.
2000-07-03 Neil Booth <[email protected]>
Zack Weinberg <[email protected]>
Complete overhaul of the lexer and macro expander.
* cpphash.c (object_defn, funct_defn, push_macro_expansion,
arg, arglist, argdata, reflist, collect_objlike_expansion,
collect_funlike_expansion, collect_params,
warn_trad_stringify, trad_stringify, duplicate_arg_p, add_pat,
unsafe_chars, macarg, compare_defs, special_symbol,
scan_arguments, stringify, funlike_macroexpand,
_cpp_quote_string, monthnames): Delete.
(cpp_lookup, _cpp_free_definition, dump_funlike_macro,
_cpp_create_definition, _cpp_dump_definition,
dump_hash_helper): Adjust.
(find_param, count_params, parse_define, var_args_str,
check_macro_redefinition, save_expansion): New.
* cpplex.c (skip_block_comment, skip_line_comment, parse_name,
parse_string, output_line_command, trigraph_replace,
lex_line, cpp_push_buffer, cpp_pop_buffer, cpp_output_tokens,
cpp_scan_buffer_nooutput, cpp_scan_buffer, cpp_free_toklist,
cpp_idcmp, _cpp_get_directive_token, _cpp_init_input_buffer,
_cpp_skip_rest_of_line): Modify.
(maybe_macroexpand, skip_comment, copy_comment, skip_string,
find_position, null_warning, bump_column, expand_name_space,
pedantic_whitespace, _cpp_output_list, _cpp_slice_toklist,
_cpp_squeeze_toklist, _cpp_scan_until, _cpp_skip_hspace,
_cpp_parse_name, _cpp_lex_token, cpp_get_non_space_token,
_cpp_prescan): Delete.
(dump_param_spelling, process_directive, lex_next,
is_macro_disabled, stringify_arg, expand_context_stack,
output_token, make_string_token, alloc_number_token,
special_symbol, duplicate_token, maybe_paste_with_next,
can_paste, prevent_macro_expansion, restore_macro_expansion,
get_temp_token, release_temp_tokens, quote_string,
token_names, token_spellings, _cpp_expand_name_space,
_cpp_glue_header_name, _cpp_reserve_name_space,
digraph_spellings, trigraph_ok, skip_whitespace, save_comment,
placemarker_token, eof_token, cpp_context, macro_args,
get_raw_token, parse_arg, parse_args, save_token,
push_arg_context, push_macro_context, pop_context,
do_pop_context, free_macro_args, _cpp_get_line,
_cpp_run_directive): New.
* cpplib.c (validate_else, parse_include, push_conditional,
pass_thru_directive, read_line_number, parse_ifdef,
detect_if_not_defined, _cpp_check_directive, do_define,
do_undef, do_include, do_import, do_include_next, do_error,
do_warning, do_ident, do_pragma, pragma_dispatch, gcc_pragmas,
top_pragmas, do_pragma_gcc, do_pragma_implementation,
do_pragma_poison, do_pragma_system_header,
do_pragma_dependency, do_sccs, do_ifdef, do_ifndef, do_else,
dl_elif, do_endif, _cpp_unwind_if_stack, do_assert,
do_unassert, cpp_define, cpp_undef, cpp_assert, cpp_unassert,
cpp_defined): Update for new scheme.
(strtoul_for_line, get_define_node, dump_macro_name,
_cpp_check_linemarker, _cpp_parse_assertion): New.
(_cpp_handle_directive, do_pragma_default): Delete.
* cpphash.h (struct predicate): Now struct answer.
(enum spell_type, struct token_spelling, struct directive,
directive_handler): New.
Update prototypes. Remove unused macros.
* cpplib.h: Update prototypes. Remove unused macros,
structure definitions, and fields.
* cpperror.c (print_containing_files, v_message): Adjust.
* cppexp.c (parse_assertion, lex, parse_escape,
_cpp_parse_expr): Adjust.
* cppfiles.c (open_include_file, _cpp_execute_include,
_cpp_compare_file_date, cpp_read_file, read_include_file):
Adjust.
* cppinit.c (dump_special_to_buffer): Delete.
(append_include_chain, merge_include_chains, cpp_reader_init,
cpp_cleanup, initialize_builtins, builtin_array, cpp_start_read,
cpp_finish, handle_option, print_help): Adjust.
* cppmain.c (main): Adjust.
2000-07-03 Zack Weinberg <[email protected]>
* cppspec.c (lang_specific_driver): Use double quotes in error
message.
Mon Jul 3 16:53:43 2000 Clinton Popetz <[email protected]>
* calls.c (emit_library_call_value_1): Use valreg instead
of hard_libcall_value.
2000-07-03 Geoff Keating <[email protected]>
* config/rs6000/rs6000.c (rs6000_emit_move): New function.
* config/rs6000/rs6000-proto.h: Prototype rs6000_emit_move.
* config/rs6000/rs6000.md (movsi): Use rs6000_emit_move.
(movhi): Likewise.
(movqi): Likewise.
(movdf): Likewise.
(movsf): Likewise.
(movdi): Likewise.
(movti): Likewise.
* expmed.c (expand_mult_highpart): Use op1 instead of wide_op1 when
mode instead of wider_mode is being used.
2000-07-03 Jakub Jelinek <[email protected]>
* config/i386/i386.md (movstrictqi_xor): Use 'q' constraint instead
of 'r'. Use q_regs_operand.
(andsi_1+2): Use q_regs_operand.
2000-07-03 Jakub Jelinek <[email protected]>
* builtins.c (get_memory_rtx): Always put into alias set 0.
2000-07-03 Nick Clifton <[email protected]>
* config/arm/arm.md: Fix post increment and pre increment
peepholes so that they do not generate UNPREDICATBLE opcodes.
(ie ones where the increment clobbers the source/destination).
2000-07-01 Marek Michalkiewicz <[email protected]>
* config/avr/avr.c (out_adj_frame_ptr): Make "frame pointer
change too big for -mtiny-stack" a warning, if larger than 63.
(out_set_stack_ptr): Change the logic so -mno-interrupts is
always safe to use on possible future devices.
(function_prologue): Write SPH before SPL, for consistency.
If interrupt_func_p true, we know we have enabled interrupts.
(avr_num_arg_regs): New function. Round up to even number of
bytes if no -mpack-args or if calling a libgcc function.
(function_arg, function_arg_advance): Use it.
(output_movsisf, ashlsi3_out, ashrsi3_out, lshrsi3_out):
Output "movw" if available.
(out_tsthi, out_tstsi, ashlqi3_out, lshrqi3_out): Change uses
of TEST_HARD_REG_CLASS macro to test_hard_reg_class function.
(asm_output_section_name): Add blanks for consistent output.
(encode_section_info): Set TREE_READONLY for progmem data to
avoid gas warnings about changed section attributes.
(avr_hard_regno_mode_ok): Force non-QImode data to start in
even numbered registers on devices with "movw".
* config/avr/avr.h (MASK_*): Define bits for target_flags.
(TARGET_SWITCHES): Mark help strings for translation.
Add new -mpack-args and -menhanced switches.
(TARGET_OPTIONS): Mark help strings for translation.
(progmem_section): Add section attributes.
* config/avr/avr.md (*movhi, call_insn, call_value_insn):
Output "movw" if available.
(mulqi3, mulqihi3, umulqihi3, mulhi3, *tablejump_enh):
New patterns.
* config/avr/libgcc.S (_mulqi3, _divqi3): Update to the new
call convention (arguments aligned on even registers).
(_cleanup, _exit): Make weak symbols libc can override.
2000-07-03 Kaveh R. Ghazi <[email protected]>
* fp-bit.h: New file.
* fp-bit.c: Move common code, prototypes, etc into fp-bit.h.
Comment #endif statements.
(__thenan_sf, __thenan_df): Add missing braces around initializer.
Mon Jul 3 00:32:47 2000 Jeffrey A Law ([email protected])
* gcse.c (compute_pre_data): Compute ae_kill using other local
properties instead of calling compute_ae_kill.
* alias.c (init_alias_analysis): Do not call
prologue_epilogue_contains until after reload has completed.
2000-07-02 Benjamin Chelf <[email protected]>
* c-common.h (genrtl_begin_compound_stmt): Remove declaration.
(genrtl_finish_compound_stmt): Likewise.
(genrtl_compound_stmt): Change to return void.
* c-semantics.c (genrtl_begin_compound_stmt): Remove function and
move code from here to ...
(genrtl_compound_stmt): ... here.
(genrtl_finish_compound_stmt): Remove.
(expand_stmt): Add comment.
2000-07-02 Zack Weinberg <[email protected]>
* c-typeck.c (build_indirect_ref): Use COMPLETE_OR_VOID_TYPE_P
and VOID_TYPE_P.
2000-07-02 Jakub Jelinek <[email protected]>
* cpplib.h (struct cpp_reader): New field include_depth.
(struct cpp_printer): Rename last_bsd to last_id.
* cppfiles.c (read_include_file): Bump include_depth.
* cpplex.c (cpp_pop_buffer): Decrement include_depth.
(output_line_command): Output correct #line if a header
is including itself and is not protected against multiple inclusion.
Use include_depth instead of buffer_stack_depth, last_id instead of
last_bsd.
* cppinit.c (cpp_start_read): Initialize last_id instead of
last_bsd.
2000-07-01 Benjamin Chelf <[email protected]>
* Makefile.in (C_AND_OBJC_OBJS): Added c-semantics.o.
(c-semantics.o): New target.
* c-common.h (TREE_LANG_FLAG_?): Added documentation.
(genrtl_do_pushlevel): Moved from cp/cp-tree.h.
(genrtl_clear_out_block): Likewise.
(genrtl_goto_stmt): Likewise.
(genrtl_expr_stmt): Likewise.
(genrtl_decl_stmt): Likewise.
(genrtl_if_stmt): Likewise.
(genrtl_while_stmt): Likewise.
(genrtl_do_stmt): Likewise.
(genrtl_return_stmt): Likewise.
(genrtl_for_stmt): Likewise.
(genrtl_break_stmt): Likewise.
(genrtl_continue_stmt): Likewise.
(genrtl_scope_stmt): Likewise.
(genrtl_switch_stmt): Likewise.
(genrtl_case_label): Likewise.
(genrtl_begin_compound_stmt): Likewise.
(gerntl_finish_compound_stmt): Likewise.
(genrtl_compound_stmt): Likewise.
(genrtl_asm_stmt): Likewise.
(genrtl_decl_cleanup): Likewise.
(DECL_ANON_UNION_ELEMS): Likewise.
(emit_local_var): Likewise.
(make_rtl_for_local_static): Likewise.
(expand_cond): Likewise.
(expand_stmt): Likewise.
(c_expand_return): Likewise.
(c_expand_start_case): Likewise.
(do_case): Likewise.
(COMPOUND_STMT_NO_SCOPE): Likewise.
(c_expand_asm_operands): Likewise.
(NEW_FOR_SCOPE_P): New macro.
(expand_expr_stmt_fn): New type.
(set_current_function_name_declared): Likewise.
(current_function_name_declared): Likewise.
(lang_expand_stmt): Likewise.
(stmts_are_full_exprs_p): Likewise.
(anon_aggr_type_p): Likewise.
(lang_expand_expr_stmt): Likewise.
(build_case_label): Likewise.
* c-decl.c (lang_expand_expr_stmt): Initialize.
(stmts_are_full_exprs_p): Define.
(current_function_name_declared): Likewise.
(do_case): Likewise.
(lang_expand_stmt): Likewise.
(set_current_function_name_declared): Likewise.
(anon_aggr_type_p): Likewise.
* c-semantics.c: New file.
(expand_cond): Moved from cp/semantics.c.
(genrtl_do_pushlevel): Likewise.
(genrtl_clear_out_block): Likewise.
(genrtl_goto_stmt): Likewise.
(genrtl_expr_stmt): Likewise.
(genrtl_decl_stmt): Likewise.
(genrtl_if_stmt): Likewise.
(genrtl_while_stmt): Likewise.
(genrtl_do_stmt): Likewise.
(genrtl_return_stmt): Likewise.
(genrtl_for_stmt): Likewise.
(genrtl_break_stmt): Likewise.
(genrtl_continue_stmt): Likewise.
(genrtl_scope_stmt): Likewise.
(genrtl_switch_stmt): Likewise.
(genrtl_case_label): Likewise.
(genrtl_begin_compound_stmt): Likewise.
(genrtl_finish_compound_stmt): Likewise.
(genrtl_compound_stmt): Likewise.
(genrtl_asm_stmt): Likewise.
(genrtl_decl_cleanup): Likewise.
(make_rtl_for_local_static): Moved from cp/decl.c.
(emit_local_var): Likewise.
(expand_stmt): Define.
* c-tree.h: (c_expand_asm_operands): Moved to c-common.h.
(c_expand_return): Likewise.
(c_expand_start_case): Likewise.
2000-07-01 Richard Henderson <[email protected]>
* config/ia64/ia64.c (symbolic_operand): Reject CONST expressions
with the low 13 bits set.
(move_operand): Check for CONST|SYMBOL_REF|LABEL_REF directly.
* config/ia64/ia64.md (movdi): Likewise. Expand a CONST with one
of the low 13 bits into a CONST plus an adddi3.
(load_symptr): Set RTX_UNCHANGING_P.
2000-06-30 Mark Mitchell <[email protected]>
* Makefile.in (c-common.o): Don't depend on c-tree.h or c-lex.h.
* c-common.c (ridpointers): Declare.
* c-common.h (enum rid): Declare.
(NORID): Likewise.
(ridpointers): Likewise.
* c-lex.c (ridpointers): Don't declare.
(init_lex): Initialize ridpointers.
* c-lex.h (enum rid): Don't declare.
(NORID): Likewise.
(RID_FIRST_MODIFIER): Likewise.
(ridpointers): Likewise.
2000-06-30 J. David Anglin <[email protected]>
* pa/som.h (ASM_WEAKEN_LABEL): Export weak data symbols so that they
have global scope.
2000-06-30 Martin von Löwis <[email protected]>
* invoke.texi (-Wreturn-type): In C++, a missing return type is
always an error.
2000-06-30 Catherine Moore <[email protected]>
* c-common.c (decl_attributes): Differentiate between
types and type decls for alignment.
2000-06-30 Nathan Sidwell <[email protected]>
* cpp.texi: Document #pragma GCC dependency
* cppfiles.c (open_include_file): Set date to unknown.
(_cpp_compare_file_date): New function.
(read_include_file): Set file date.
* cpphash.h (struct include_file): Add date member.
(_cpp_compare_file_date): Prototype.
* cpplib.c (parse_include): Add trail parameter. Adjust.
(do_include): Adjust parse_include call.
(do_import): Likewise.
(do_include_next): Likewise.
(gcc_pragmas): Add dependency pragma.
(do_pragma_dependency): New pragma.
2000-06-29 Jason Merrill <[email protected]>
* dwarf2out.c (output_loc_operands): Don't abort on codes that have
no operands.
2000-06-29 Jim Wilson <[email protected]>
* config/ia64/ia64.h (PREFERRED_RELOAD_CLASS): Return NO_REGS for
a volatile mem and FR_REGS.
2000-06-29 Mark Mitchell <[email protected]>
* c-common.c: Include c-common.h, not c-lex.h or c-tree.h.
* c-common.h (flag_const_strings): Declare.
(warn_format): Likewise.
(flag_traditional): Likewise.
(flag_isoc99): Likewise.
(warn_parentheses): Likewise.
(warn_conversion): Likewise.
(C_TYPE_OBJECT_P): Likewise.
(C_TYPE_INCOMPLETE_P): Likewise.
(C_TYPE_FUNCTION_P): Likewise.
(C_TYPE_OBJECT_OR_INCOMPLETE_P): Likewise.
(C_EXP_ORIGINAL_CODE): Likewise.
(build_unary_op): Likewise.
(build_binary_op): Likewise.
(lvalue_p): Likewise.
(default_conversion): Likewise.
(common_type): Likewise.
* c-tree.h (C_TYPE_OBJECT_P): Remove.
(C_TYPE_INCOMPLETE_P): Likewise.
(C_TYPE_FUNCTION_P): Likewise.
(C_TYPE_OBJECT_OR_INCOMPLETE_P): Likewise.
(C_EXP_ORIGINAL_CODE): Likewise.
(common_type): Likewise.
(default_conversion): Likewise.
(build_binary_op): Likewise.
(build_unary_op): Likewise.
(lvalue_p): Likewise.
(flag_const_strings): Likewise.
(warn_format): Likewise.
(warn_conversion): Likewise.
(flag_traditional): Likewise.
(flag_isoc99): Likewise.
(warn_parentheses): Likewise.
2000-06-29 James E. Wilson <[email protected]>
* config/ia64/linux.h (LINK_SPEC): Change so.1 to so.2.
* config/ia64/ia64.h (MODES_TIEABLE_P): Only tie if mode class is the
same. Only tie XFmode with XFmode.
2000-06-29 Zack Weinberg <[email protected]>
* c-decl.c, timevar.c, tlink.c: Include intl.h.
* Makefile.in: Update deps.
2000-06-29 Andrew Haley <[email protected]>
* toplev.c (main): On an IA-64, make flag_unwind_tables defauit
to true.
2000-06-29 Andrew Haley <[email protected]>
* config/ia64/linux.h (JMP_BUF_SIZE): Size is in Pmode units, not
bytes: remove the multiply by 8.
2000-06-29 Philipp Thomas <[email protected]>
* rtl.c : Revert NLS changes.
* gcc.c : Fix bug in display_help introced by my last changes.
Wed Jun 28 21:09:33 2000 Raja R Harinath <[email protected]>
* dbxout.c (dbxout_symbol, case RESULT_DECL, VAR_DECL): Use
DECL_CONTEXT, not DECL_FIELD_CONTEXT.
2000-06-29 Michael Hayes <[email protected]>
* flow.c (flow_depth_first_order_compute): Fix algorithm.
2000-06-28 Philipp Thomas <[email protected]>
* c-decl.c : Mark strings for translation.
(parmlist_tags_warning): Use distinct messages instead
of conditional expressions.
* diagnostic.c (v_message_with_decl): Mark string for translation.
* gcc.c: Mark messages for translation.
(display_help): Combine messages into one string where necessary.
* mips-tfile: Add intl.h. Mark messages for translation.
* rtl.c (fatal_with_file_and_line): Modify function for NLS. Mark
messages for translation.
* timevar.c: Mark messages for translation.
* tlink.c: Likewise.
* toplev.c: Likewise.
Wed Jun 28 15:39:26 2000 Donn Terry ([email protected])
* i386-interix.h (STRIP_NAME_ENCODING): Declare _new_name properly.
* alpha/alpha-interix.h: Delete redundant -Asystem(interix),
use -isystem instead of -idirafter.
* i386/i386-interix.h: Likewise.
2000-06-28 Jason Merrill <[email protected]>
* dwarf2out.c (output_loc_operands): Don't support >1 byte output
unless DWARF2_DEBUGGING_INFO is defined.
(ASM_OUTPUT_DWARF_*): Wrap normal output defs with #ifndefs.
2000-06-28 Richard Henderson <[email protected]>
* config/alpha/alpha.c (summarize_insn): Ignore SCRATCH.
2000-06-28 Jakub Jelinek <[email protected]>
* cpplex.c (output_line_command): Output correct #line if a header
is including itself and is not protected against multiple inclusion.
2000-06-28 Zack Weinberg <[email protected]>
* cppfiles.c (open_include_file): If open(2) returns EMFILE or
ENFILE, close all cached file descriptors and try again.
(_cpp_execute_include): Keep a count of the number of times
each header is included.
(close_cached_fd): New function.
* cpphash.h (struct include_file): Rename before to
include_count; all users updated. Make include_count and sysp
unsigned short.
* cppinit.c (cpp_finish): If -H, report headers that could use
reinclude guards.
(report_missing_guard): New function.
Wed Jun 28 14:46:58 MET DST 2000 Jan Hubicka <[email protected]>
* i386.md (prologue_set_got): Set length_immediate field.
(testqi_ccno_1): Add missing '@' character.
2000-06-27 Jason Merrill <[email protected]>
* dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Use
DWARF_FRAME_REGNUM.
2000-06-27 Andrew Macleod <[email protected]>
* dwarf2out.c (ASM_OUTPUT_DWARF_DATA2): Provide default when no
unsigned macros available.
2000-06-27 Richard Henderson <[email protected]>
* config/ia64/ia64.c (emit_insn_group_barriers): Special case
epilogue_deallocate_stack.
* config/ia64/ia64.c (ia64_print_operand) [case D]: Emit
completers for UNORDERED and ORDERED as well.
* config/ia64/ia64.md (bunordered, bordered): New.
(sunordered, sordered): New.
Tue Jun 27 12:14:12 MET DST 2000 Jan Hubicka <[email protected]>
* genattrtab.c (write_attr_value): Do not abort for CONST_INT operands.
* i386.c (ix86_attr_length_default): Kill.
(ix86_attr_length_immediate_default, ix86_attr_length_address_default):
New.
* i386-protos.h (ix86_attr_length_default): Kill
(ix86_attr_length_immediate_default, ix86_attr_length_address_default):
Add prototype
* i386.md (attribute type): Add "test".
(attribute length_prefix): Kill.
(attribute length_opcode): Kill.
(attribute i387, mode, length_immediate, length_address, prefix_data16,
prefix_rep, prefix_0f, modrm): New.
(attribute length): Compute using the new attributes.
(attribute pent_prefix): New.
(attribute pent_pair): Compute using pent_prefix.
(all insn patterns): Set mode,modrm and immediate_length attributes where
needed.
(cmpsi patterns): Compute sizes properly for test instruction.
(movsi, movhi patterns): Compute sizes properly for eax shortcuts.
(movstricthi_xor, movstrictqi_xor): New patterns.
(andsi/andhi): Use splitters to generate xor instructions.
(xorqi_ext_1): New pattern.
(movstricthi->movstricthi_xor peep2): New.
Tue Jun 27 12:03:03 MET DST 2000 Jan Hubicka <[email protected]>
* i386.md (addqi_low_1): Remove.
2000-06-27 Philipp Thomas <[email protected]>
* 1750a.h: Mark help strings for options/switches for translation.
* a29k.h: Likewise.
* alpha.h: Likewise.
* arm.h: Likewise.
* pe.h: Likewise.
* riscix.h: Likewise.
* c4x.h: Likewise.
* clipper.h: Likewise.
* convex.h: Likewise.
* elxsi.h: Likewise.
* fr30.h: Likewise.
* fx80.h: Likewise.
* h8300.h: Likewise.
* i370.h: Likewise.
* cygwin.h: Likewise.
* dgux.h: Likewise.
* djgpp.h: Likewise.
* i386.h: Likewise.
* osf1elf.h: Likewise.
* osfrose.h: Likewise.
* sco5.h: Likewise.
* win32.h: Likewise.
* i860.h: Likewise.
* paragon.h: Likewise.
* i960.h: Likewise.
* ia64.h: Likewise.
* m32r.h: Likewise.
* mcore.h: Likewise.
* mips.h: Likewise.
* mn10300.h: Likewise.
* ns32k.h: Likewise.
* pdp11.h: Likewise.
* pj.h: Likewise.
* aix.h: Likewise.
* aix41.h: Likewise.
* aix43.h: Likewise.
* beos.h: Likewise.
* rs6000.h: Likewise.
* sysv4.h: Likewise.
* linux.h: Likewise.
* linux64.h: Likewise.
* sp64-elf.h: Likewise.
* sparc.h: Likewise.
* splet.h: Likewise.
* v850.h: Likewise.
* convex.h (TARGET_SWITCHES): Provide descriptions and mark them
for translation.
* sp86x-aout.h: Remove bogus first definition of SUBTARGET_SWITCHES.
Properly document option and mark for translation.
* sp86x-elf.h: Likewise.
2000-06-27 Bernd Schmidt <[email protected]>
Add MMX and SSE registers to i386 machine description.
* i386-protos.h (ix86_constant_alignment, ix86_data_alignment,
ix86_local_alignment): Declare.
* i386.h (TARGET_MMX, TARGET_SSE): New.
(FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS,
REG_ALLOC_ORDER, HARD_REGNO_NREGS, HARD_REGNO_MODE_OK,
REG_CLASS_NAMES, REG_CLASS_CONTENTS,REG_CLASS_FROM_LETTER,
enum reg_class, HI_REGISTER_NAMES): Added MMX/SSE registers.
(FIRST_SSE_REG, LAST_SSE_REG, SSE_REGNO_P): New.
(FIRST_MMX_REG, LAST_MMX_REG, MMX_REGNO_P, MMX_REG_P): New macros.
(RETURN_IN_MEMORY): Handle MMX/SSE.
(REG_PARM_STACK_SPACE): Added so the first three TImode parameters
also get stack space.
(MUST_PASS_IN_STACK): Added TImode to the default definition.
(CUMULATIVE_ARGS): Added sse_nregs, sse_regno and sse_words.
(MMX_REGISTER_NAMES): New.
(ALIGN_MODE_128): New macro.
(CONSTANT_ALIGNMENT): Code moved out-of-line; just call the function.
(DATA_ALIGNMENT): Likewise.
(LOCAL_ALIGNMENT): Likewise.
(CONDITIONAL_REGISTER_USAGE): Make MMX/SSE regs fixed if not
TARGET_MMX/TARGET_SSE.
(VALID_SSE_REG_MODE, VALID_MMX_REG_MODE): New macros.
(REG_CLASS_FROM_LETTER): 'y' for MMX regs.
(SECONDARY_MEMORY_NEEDED): Be conservative about copying between
SSE/MMX regs and something else.
(CLASS_MAX_NREGS): 1 for SSE and MMX regs.
(REGISTER_MOVE_COST): 10 if trying to move between MMX and SSE regs,
3 if moving between MMX regs and something else.
* i386.c (reg_class): Add SSE_REGS, MMX_REGS.
(regclass_map): Add MMX/SSE registers.
(print_operand): Add code to print XMMWORD as appropriate.
(ix86_split_movdi): Abort for MMX regs.
(init_cumulative_args): Also allow SSE_REGS
(function_arg_advance, function_arg): Likewise
(print_reg): Support 'm'. Add case for TImode.
(override_options): TARGET_SSE implies TARGET_MMX.
(ix86_constant_alignment, ix86_data_alignment, ix86_local_alignment):
New functions.
* config/i386/unix.h (VALUE_REGNO): VECTOR_MODE values go to
FIRST_SSE_REG.
* config/i386/ptx4-i.h (RETURN_IN_MEMORY): Return MMX values in
memory.
* config/i386/sysv4.h (RETURN_IN_MEMORY): Likewise.
* config/i386/i386elf.h (RETURN_IN_MEMORY): Likewise.
2000-06-26 Geoff Keating <[email protected]>
* ssa.c (struct rename_set_data): Change the name of field
'set_dest' to 'old_reg'. Add comments.
(struct rename_context): Change the name of 'set_data' to
'new_renames'. Add new field 'done_renames'.
(create_delayed_rename): New function.
(apply_delayed_renames): New function.
(rename_insn_1): Use the new functions. Handle CLOBBERS. Handle
SUBREGs and similar by emitting a move.
(new_registers_for_updates): Delete, functionality moved to
apply_delayed_renames.
(rename_block): Handle moves emitted by rename_insn_1 by putting
them into a SEQUENCE with the original insn. Add sanity checks
and comments.
(rename_equivalent_regs_in_insn): Don't handle SUBREGs specially.
(rename_equivalent_regs): Expand SEQUENCEs out to individual insns.
2000-06-26 Andrew Macleod <[email protected]>
Jason Merrill <[email protected]>
* dwarf2.h (enum dwarf_call_frame_info): Add
DW_CFA_def_cfa_expression.
* dwarf2out.c (union dw_cfi_oprnd_struct): Add a pointer to a
dw_loc_descr_struct entry.
(struct cfa_loc): New structure to track a CFA location.
(lookup_cfa): Take a cfa_loc parameter instead of a reg and an offset.
(lookup_cfa_1): Take a cfa_loc parameter instead of a reg and an
offset, plus handle DW_CFA_def_cfa_expression.
(def_cfa_1): Use to be dwarf2out_def_cfa, only now it uses a
cfa_loc record.
(dwarf2out_def_cfa): Entry point maintained for compatibility.
(dwarf_cfi_name): Add DW_CFA_def_cfa_expression.
(cfa_reg, cfa_offset): Replace with cfa_loc record 'cfa'.
(cfa_store_reg, cfa_store_offset): Replace with cfa_loc 'cfa_store'.
(initial_return_save, dwarf2out_stack_adjust): Use cfa.reg, not
cfa_reg.
(dwarf2out_frame_debug_expr): Use new cfa_loc records. Recognize rtl
sequences for the new DW_CFA_def_cfa_expression record.
(dwarf2out_frame_debug): Use new variables/fields.A
(output_cfi): Handle DW_CFA_def_cfa_expression.
(output_cfa_loc): New function to generate a CFI record for
DW_CFA_def_cfa_expression.
(get_cfa_from_loc_descr): New function to get a cfa_loc record from
a dw_loc_descr sequeunce.
(build_loc_descr): Build a dw_loc_descr from a cfa_loc record.
(dwarf_stack_op_name, new_loc_descr, add_loc_descr, size_of_loc_descr,
size_of_locs, output_loc_operands, output_loc_sequence): Move into
unwind info section.
* frame.h (frame_state): Add base_offset and indirect fields.
* frame-dwarf2.c (decode_stack_op): New function to interpret a
dw_loc_descr operation.
(execute_cfa_insn): Add support for DW_CFA_def_cfa_expression.
(struct frame_state): Add base offset and indirect fields.
* libgcc2.c (next_stack_level): Support indirect loading for CFA.
2000-06-26 Joseph S. Myers <[email protected]>
* c-decl.c (grokdeclarator): Don't warn about `long long' in C99.
Make warnings about implicit int be pedwarns in C99. Don't warn
about duplicate type qualifiers in C99.
(start_function): Make warning about implict int return type be a
pedwarn in C99.
* c-lex.c (yylex): Don't warn about `long long' in C99.
* c-typeck.c (c_expand_return): In C99, always pedwarn about
`return' with no value in function returning non-void.
2000-06-26 Richard Henderson <[email protected]>
* c-typeck.c (pedwarn_c99): New.
* diagnostic.c (verror, vwarning, vpedwarn): Export.
* toplev.h: Prototype them.
2000-06-26 J. David Anglin <[email protected]>
* c-typeck.c (digest_init): Return error_mark_node node when
TREE_TYPE (init) == error_mark_node.
2000-06-26 Philipp Thomas <[email protected]>
* aclocal.m4 (AM_WITH_NLS): Don't set MSGFMT or GMSGFMT to no,
test for msgfmt without path instead.
* configure: Rebuilt.
2000-06-25 Theodore Papadopoulo <[email protected]>
* gengenrtl.c (special_rtx): Fix typo in comment.
2000-06-26 Michael Hayes <[email protected]>
* mklibgcc.in (LIB2FUNCS): Add missing space.
2000-06-24 Bernd Schmidt <[email protected]>
* tree.h (enum tree_index): Add vector type nodes.
Add accessor macros for them.
(TYPE_REPRESENATION_TYPE): New macro.
* tree.c (build_common_tree_nodes_2): Build these nodes.
(finish_vector_type): New function.
* c-common.c (type_for_mode): Handle vector modes.
* tm.texi (VECTOR_MODE_SUPPORTED_P): Document.
* dbxout.c (dbxout_type): Handle VECTOR_TYPEs.
* dwarf.h (enum dwarf_fundamental_type): Add 128 bit integers.
* dwarf2out.c (lookup_type_die): Handle VECTOR_TYPEs.
(gen_type_die): Likewise.
* dwarfout.c (dwarf_fund_type_name): Handle 128 bit integers.
(fundamental_type_code): Likewise.
(type_is_fundamental): VECTOR_TYPEs aren't.
(output_type): Handle VECTOR_TYPEs.
2000-06-25 Kazu Hirata <[email protected]>
* config/arm.c: Fix a comment typo.
* config/arm.h: Likewise.
2000-06-25 Philipp Thomas <[email protected]>
* aclocal.m4 (AM_WITH_NLS): Set create_catalogs=no if no catalog
compiler found.
AM_GNU_GETTEXT: Don't set CATALOGS if create_catalogs=no.
* configure: Rebuilt.
2000-06-25 John David Anglin <[email protected]>
* config/vax/vax.h (TARGET_SWITCHES): Provide descriptions.
2000-06-25 Herman A.J. ten Brugge <[email protected]>
* mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2FUNCS when generating
libgcc.a.
2000-06-24 Marc Espie <[email protected]>
* collect2.c (resolve_lib_name): Move '/' check out of loop.
2000-06-24 Dirk Duellmann <[email protected]>
* ginclude/stddef.h (NULL): define for non-gnu C++ parsers as 0.
2000-06-24 Jakub Jelinek <[email protected]>
* stmt.c (expand_decl_cleanup): Emit a dummy insn after
last_unconditional_cleanup.
2000-06-24 Bernd Schmidt <[email protected]>
* tree.def (VECTOR_TYPE): New node type.
* tree.h: Adjust some comments to reflect addition of vector types.
(TYPE_VECTOR_SUBPARTS): New macro.
* stor-layout.c (layout_type): Handle VECTOR_TYPE.
* c-convert.c (convert): Likewise.
* convert.c (convert_to_integer): Handle vector modes.
(convert_to_vector): New function.
* convert.h (convert_to_vector): Declare.
* expr.c (convert_move): Handle vector modes.
* expmed.c (extract_bit_field): Don't abort for vector modes.
2000-06-24 Marek Michalkiewicz <[email protected]>
* config/avr/avr-protos.h (avr_hard_regno_mode_ok): New prototype.
* config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr):
New functions, common code moved from function_{prologue,epilogue}
and extended to support the -mtiny-stack option.
(function_prologue, function_epilogue): Use them.
Use lo8/hi8 consistently for asm output readability.
(avr_hard_regno_mode_ok): New function.
* config/avr/avr.h (TARGET_SWITCHES): Fix typo. Add -mtiny-stack.
(UNITS_PER_WORD): Define as 4 (not 1) when compiling libgcc2.c.
(HARD_REGNO_MODE_OK): Call the avr_hard_regno_mode_ok function.
* config/avr/avr.md (*mov_sp_r): Add support for -mtiny-stack.
Write SPH before SPL.
(*movqi): No need to disable interrupts for just one "out"
in alternative 5. Change length attribute from 4 to 1.
* config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
Write SPH before SPL.
2000-06-24 Bernd Schmidt <[email protected]>
* rtl.texi (Vector Operations): New node.
(Arithmetic): Add ss_plus, us_plus, ss_minus, us_minus.
(Conversions): Add ss_truncate, us_truncate.
* rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_REORDER,
VEC_CONST, VEC_DUPLICATE, SS_PLUS, SS_MINUS, SS_TRUNCATE,
US_TRUNCATE): New rtx codes.
* machmode.def: Add vector modes.
* machmode.h (enum mode_class): Add MODE_VECTOR_INT and
MODE_VECTOR_FLOAT.
(INTEGER_MODE_P): Check for MODE_VECTOR_INT.
(FLOAT_MODE_P): Check for MODE_VECTOR_FLOAT.
(VECTOR_MODE_P): New.
2000-06-24 Nathan Sidwell <[email protected]>
* cpp.texi: Clarify #pragma GCC namespace.
2000-06-24 Philipp Thomas <[email protected]>
* aclocal.m4(AM_GNU_GETTEXT): If LINGUAS isn't set, build
all catalogs specified in ALL_LINGUAS.
* configure: Rebuilt.
2000-06-23 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md (reload_outdi+1): Handle
HOST_BITS_PER_WIDE_INT == 64 case correctly.
(adddi3_insn_sp32+1, adddi3_insn_sp32+2, andsi3+2): Likewise.
2000-06-23 Geoffrey Keating <[email protected]>
* alias.c (fixed_scalar_and_varying_struct_p): Don't examine
struct vs. scalar-ness when -fno-strict-aliasing.
2000-06-23 Nathan Sidwell <[email protected]>
* cpplib.c (struct pragma_entry): New structure.
(pragma_dispatch): Pragma dispatcher.
(top_pragmas, gcc_pragmas): New static variables.
(do_pragma): Use pragma_dispatch.
(do_pragma_gcc): New pragma handler.
* cpp.texi: Update.
2000-06-23 Jakub Jelinek <[email protected]>
* calls.c (compute_argument_addresses): Force stack slots into
alias set 0.
* expr.c (emit_push_insn): Force pushes into alias set 0.
2000-06-23 Richard Henderson <[email protected]>
* config/ia64/ia64.md (pred_rel_mutex): Only take one register.
* config/ia64/ia64.c (emit_predicate_relation_info): Adjust to match.
2000-06-22 Jason Merrill <[email protected]>
* toplev.c (compile_file): Always call timevar_print.
* Makefile.in (calls.o): Depend on TIMEVAR_H.
2000-06-22 Nathan Sidwell <[email protected]>
* varasm.c (constant_descriptor): Make contents unsigned char.
(mark_const_hash_entry): Adjust.
(const_hash): Just hash the code of unknown nodes.
(compare_constant_1): Adjust for unsigned char.
Use language specific expander on unknown nodes.
(record_constant_1): Likewise.
2000-06-21 Zack Weinberg <[email protected]>
* cppfiles.c (cpp_make_system_header): New function.
* cpplib.h: Prototype it.
* cpplib.c (do_line, do_pragma_system_header): Use it.
* fix-header.c (read_scan_file): Use it.
* fix-header.c (check_macro_names): Cast second arg of
cpp_defined to const unsigned char *.
(read_scan_file): Make getchar_call const unsigned char.
2000-06-21 Zack Weinberg <[email protected]>
* cppfiles.c: Include splay-tree.h, not hashtab.h.
(redundant_include_p, make_IHASH, hash_IHASH, eq_IHASH): Delete.
(destroy_include_file_node): New.
(_cpp_init_include_hash): Rename _cpp_init_include_table.
Create a splay tree, not a hash table.
(open_include_file): Look up the path in the include table,
do the multiple include optimization here, etc.
(cpp_included): Walk the path.
(find_include_file): Just walk the path calling
open_include_file, or call it directly for an absolute path.
(_cpp_fake_ihash): Rename _cpp_fake_include and update for new
scheme.
(read_include_file): Update for new scheme. Don't close the
file unless reading fails.
(_cpp_execute_include, cpp_read_file): Tweak for new scheme.
* cpphash.h (struct ihash, NEVER_REINCLUDE): Delete.
(struct include_file): New.
(NEVER_REREAD, DO_NOT_REREAD, CPP_IN_SYSTEM_HEADER): New
macros.
(CPP_PEDANTIC, CPP_WTRADITIONAL): Update.
Update prototypes.
* cppinit.c: Include splay-tree.h.
(cpp_reader_init, cpp_cleanup): Update.
* cpplib.h (struct cpp_buffer): Change ihash field to
'struct include_file *inc'. Remove system_header_p.
(struct cpp_reader): Change all_include_files to a
struct splay_tree_s *.
* cpplex.c: Update all references to cpp_buffer->ihash and/or
cpp_buffer->system_header_p.
(cpp_pop_buffer): Close file here, only if DO_NOT_REREAD.
* Makefile.in (SPLAY_TREE_H): New macro.
(cppfiles.o, cppinit.o): Update dependencies.
Wed Jun 21 11:05:48 2000 Martin Buchholz <[email protected]>
* invoke.texi (g++): "g++" is not a script anymore.
2000-06-20 J. David Anglin <[email protected]>
* function.c (round_down): Delete obsolete prototype.
* pa.h (CPP_SPEC): Add whitespace after -D__STDC_EXT__.
2000-06-20 Zack Weinberg <[email protected]>
* configure.in: Use 'test a = b' not 'test a == b'.
* configure: Regen.
* Makefile.in (fix-header): Link with $(LIBS) not $(HOST_LIBS).
* Makefile.in: Remove all references to HOST_INTLLIBS.
* cpplex.c (parse_name): Don't warn about $ in identifiers if
skipping.
2000-06-20 Philipp Thomas <[email protected]>
* config/pa/pa.h(TARGET_SWITCHES): Require binutils 2.10 or later
for PA 2.0.
Mon Jun 19 23:26:40 2000 J"orn Rennecke <[email protected]>
* Take REG_INC notes into account.
2000-06-19 Zack Weinberg <[email protected]>
* c-parse.in (undeclared_variable_notice): Moved to c-typeck.c.
(primary: IDENTIFIER): Just call build_external_ref.
* c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c:
Regenerate.
* c-lex.c (lastiddecl): Remove.
(yylex): Replace all instances of lastiddecl with local
variables.
* c-typeck.c (build_external_ref): New function. Treat decls
with C_DECL_ANTICIPATED mostly the same as nonexistent decls.
Look up the decl from the id here. Call lookup_objc_ivar.
* c-lang.c (lookup_objc_ivar): Stub.
* objc/objc-act.c (lookup_objc_ivar): New function.
* c-tree.h: Prototype lookup_objc_ivar and build_external_ref.
* c-lex.h: Don't declare lastiddecl.
2000-06-19 Benjamin Chelf <[email protected]>
* c-common.h (IF_COND): Added documentation.
(THEN_CLAUSE): Likewise.
(ELSE_CLAUSE): Likewise.
(WHILE_COND): Likewise.
(WHILE_BODY): Likewise.
(DO_COND): Likewise.
(DO_BODY): Likewise.
(RETURN_EXPR): Likewise.
(EXPR_STMT_EXPR): Likewise.
(FOR_INIT_STMT): Likewise.
(FOR_COND): Likewise.
(FOR_EXPR): Likewise.
(FOR_BODY): Likewise.
(SWITCH_COND): Likewise.
(SWITCH_BODY): Likewise.
(CASE_LOW): Likewise.
(CASE_HIGH): Likewise.
(GOTO_DESTINATION): Likewise.
(COMPOUND_BODY): Likewise.
(ASM_CV_QUAL): Likewise.
(ASM_STRING): Likewise.
(ASM_OUTPUTS): Likewise.
(ASM_INPUTS): Likewise.
(ASM_CLOBBERS): Likewise.
(DECL_STMT_DECL): Likewise.
(STMT_EXPR_STMT): Likewise.
(LABEL_STMT_LABEL): Likewise.
* c-common.def: Added documenetion for SRCLOC, EXPR_STMT,
COMPOUND_STMT, DECL_STMT, IF_STMT, FOR_STMT, WHILE_STMT, DO_STMT,
RETURN_STMT, BREAK_STMT, CONTINUE_STMT, SWITCH_STMT, GOTO_STMT,
LABEL_STMT, ASM_STMT, SCOPE_STMT, CASE_LABEL, STMT_EXPR.
2000-06-19 Kaveh R. Ghazi <[email protected]>
* configure.in (--enable-checking): Update --help doc to reflect
new defaults. Ensure $ac_save_IFS is set before $IFS is changed.
Sun Jun 18 21:42:15 2000 Richard Kenner <[email protected]>
* gcse.c (insert_insn_end_bb): Always put after NOTE_INSN_BASIC_BLOCK.
* function.c (put_var_into_stack): Don't reference DECL_ fields
if input is a SAVE_EXPR.
Use set_mem_attributes in COMPLEX case.
2000-06-18 Richard Henderson <[email protected]>
* config/ia64/ia64-protos.h (process_for_unwind_directive): Declare.
(ia64_file_start): Declare.
* config/ia64/ia64.h (ADDL_REGNO_P): Don't compare unsigned against 0.
(GR_REGNO_P): Likewise.
* config/ia64/ia64.c: Many prototypes.
(ia64_reg_numbers): Constify.
(ia64_input_reg_names, ia64_local_reg_names): Likewise.
(ia64_section_threshold): Make unsigned.
(ia64_print_operand): Constify.
(fix_range): Constify.
(ia64_init_builtins): Don't compare signed vs unsigned.
(ia64_expand_builtin): Likewise.
* config/ia64/ia64.h (EXTRA_CONSTRAINT): New.
(CONSTRAINT_OK_FOR_Q): New.
* config/ia64/ia64.md (movdi_internal): Use Q for fp<->mem.
(movsf_internal, movdf_internal): Likewise.
(cmovdi_internal): Rewrite so that constraints and predicates match;
simplify splitters.
(cmovsi_internal): Likewise.
* config/ia64/ia64.h (ASM_SPEC): Add -x for gas.
(ASM_FILE_START): New.
* config/ia64/ia64.c (ia64_file_start): New.
(rtx_needs_barrier): Handle pred.rel.mutex.
(emit_predicate_relation_info): New.
* config/ia64/ia64.md (pred_rel_mutex): New.
* config/ia64/linux.h (ASM_SPEC): Define.
* config/ia64/sysv4.h (ASM_FILE_START): Define.
* config/ia64/ia64.c (ia64_encode_section_info): Fix thinko
filtering global register variables.
2000-06-18 Kaveh R. Ghazi <[email protected]>
* c-common.c (add_c_tree_codes): Fix definition for traditional C.
2000-06-17 Michael Meissner <[email protected]>
* gcc.c (do_spec_1, '%v3' case): Do not abort if patch level is
not present and there is a field after a '-'.
2000-06-17 Bruce Korb <[email protected]>
* fixinc/check.tpl: finish the implementation of multiple tests
for a single fix
* fixinc/inclhack.def(ctrl_quotes_def): add a second test
(io_quotes_def): add a second test
(various): reorder `files' so that "limits.h" is never first
* fixinc/tests/base/*: update the testing output
Sat Jun 17 10:33:59 2000 Richard Kenner <[email protected]>
* gcc.texi: Remove reference to stupid.c.
2000-06-16 Benjamin Chelf <[email protected]>
* c-common.c (c_tree_code_type): New array.
(c_tree_code_length): Likewise.
(c_tree_code_name): Likewise.
(add_c_tree_codes): New function.
* c-common.h (add_c_tree_codes): Declare.
(enum c_tree_code): New enum.
* c-lex.c (init_parse): Added call to add_c_tree_codes.
2000-06-16 Kaveh R. Ghazi <[email protected]>
* fixinc/inclhack.def (ctrl_quotes_def, io_quotes_def): Modify
select pattern to also match macro defs with only one argument.
Thu Jun 15 18:56:12 2000 Jeffrey A Law ([email protected])
* i386.md: Create new [right,left] rotate and right shift
patterns to optimize shift by 1 bit for certain ia32 processors.
Update patterns which perform left shifts to optimize shift by
1 bit for certain ia32 processors.
* i386.c (const_int_1_operand): New predicate.
* i386.h (PREDICATE_CODES): Handle const_int_1_operand.
* i386-protos.h (const_int_1_operand): Prototype.
Wed Jun 14 23:46:26 2000 J"orn Rennecke <[email protected]>
* mips.c (machine_dependent_reorg): Fix braces for nested if.
2000-06-14 Geoff Keating <[email protected]>
* rs6000.c (toc_hash_eq): Use CODE_LABEL_NUMBER to compare
LABEL_REFs.
2000-06-14 Richard Henderson <[email protected]>
* conflict.c (conflict_graph_compute): Don't look for REG_INC.
* config/ia64/ia64.c (ia64_setup_incoming_varargs): Don't emit
auto-inc code.
* print-rtl.c (print_rtx): Emit space before mem alias set.
2000-06-14 David Edelsohn <[email protected]>
* rs6000.c (expand_block_move): Fix typo in earlier change.
(print_operand): Remove unused variables neg and op.
(toc_hash_mark_entry): Fix prototype.
2000-06-14 Benjamin Chelf <[email protected]>
* c-common.h (IF_COND): Moved here from cp/cp-tree.h.
(THEN_CLAUSE): Likewise.
(ELSE_CLAUSE): Likewise.
(WHILE_COND): Likewise.
(WHILE_BODY): Likewise.
(DO_COND): Likewise.
(DO_BODY): Likewise.
(RETURN_EXPR): Likewise.
(EXPR_STMT_EXPR): Likewise.
(FOR_INIT_STMT): Likewise.
(FOR_COND): Likewise.
(FOR_EXPR): Likewise.
(FOR_BODY): Likewise.
(SWITCH_COND): Likewise.
(SWITCH_BODY): Likewise.
(CASE_LOW): Likewise.
(CASE_HIGH): Likewise.
(GOTO_DESTINATION): Likewise.
(COMPOUND_BODY): Likewise.
(ASM_CV_QUAL): Likewise.
(ASM_STRING): Likewise.
(ASM_OUTPUTS): Likewise.
(ASM_INPUTS): Likewise.
(ASM_CLOBBERS): Likewise.
(DECL_STMT_DECL): Likewise.
(STMT_EXPR_STMT): Likewise.
(LABEL_STMT_LABEL): Likewise.
(SCOPE_BEGIN_P): Likewise.
(SCOPE_END_P): Likewise.
(SCOPE_STMT_BLOCK): Likewise.
(SCOPE_NULLIFIED_P): Likewise.
(SCOPE_NO_CLEANUPS_P): Likewise.
(SCOPE_PARTIAL_P): Likewise.
(ASM_VOLATILE_P): Likewise.
(STMT_LINENO): Likewise.
(STMT_LINENO_FOR_FN_P): Likewise.
* c-common.def: New file. Added SRCLOC, SIZEOF_EXPR, ARROW_EXPR,
ALIGNOF_EXPR, EXPR_STMT, COMPOUND_STMT, DECL_STMT, IF_STMT,
FOR_STMT, WHILE_STMT, DO_STMT, RETURN_STMT, BREAK_STMT,
CONTINUE_STMT, SWITCH_STMT, GOTO_STMT, LABEL_STMT, ASM_STMT,
SCOPE_STMT, CASE_LABEL, STMT_EXPR.
* gencheck.c (tree_codes[]): Added '#include "c-common.def"'.
2000-06-14 David O'Brien <[email protected]>
* gcc.c (main): Quiet compiler warnings. argv is assumed to be
writable in parts of the GCC code.
* config/elfos.h (ASM_GENERATE_INTERNAL_LABEL): Make printf
specification match cast.
Wed Jun 14 09:25:57 2000 Jeffrey A Law ([email protected])
* configure.in: Revert AC_TYPE_GETGROUPS patch from June 13.
* configure, config.in: Rebuilt.
* sys-protos.h: Similarly.
Wed Jun 14 03:39:58 EDT 2000 John Wehle ([email protected])
* ifcvt.c (EDGE_COMPLEX): Move definition ...
* basic-block.h (EDGE_COMPLEX): ... here.
* loop.c (check_dbra_loop): Specify the register when
generating REG_NONNEG notes and don't generate duplicates.
2000-06-13 Jakub Jelinek <[email protected]>
* tree.h (TYPE_USER_ALIGN, DECL_USER_ALIGN): Define.
(struct tree_type, struct tree_decl): Add user_align member.
* stor-layout.c (layout_decl): Set DECL_USER_ALIGN.
(place_union_field): If BIGGEST_FIELD_ALIGNMENT is defined
and DECL_USER_ALIGN 0, cap alignment to this value.
(place_field): Likewise.
(finalize_type_size): Set TYPE_USER_ALIGN.
(layout_type): Likewise.
(initialize_sizetypes): Likewise.
* c-common.c (decl_attributes): Set TYPE_USER_ALIGN resp.
DECL_USER_ALIGN to 1.
* c-decl.c (duplicate_decls): Set DECL_USER_ALIGN.
(xfer_tag): Set TYPE_USER_ALIGN.
(finish_struct): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
(finish_enum): Likewise.
* stmt.c (expand_decl): Set DECL_USER_ALIGN.
(expand_anon_union_decl): Likewise.
* tree.c (make_node): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
(build_index_type): Set TYPE_USER_ALIGN.
(build_range_type): Likewise.
(build_common_tree_nodes_2): Likewise.
* tm.texi (BIGGEST_FIELD_ALIGNMENT): Document the changed meaning.
2000-06-13 Andreas Jaeger <[email protected]>
* configure.in: Use --enable-checking=misc,tree,gc by default if
no --enable-checking option is given and for
--enable-checking=yes.
* configure: Rebuilt.
2000-06-13 Richard Henderson <[email protected]>
* libgcc2.c (ia64_throw_helper): Use __builtin_return_address.
(__throw): Don't pass the address of a label.
* config/ia64/ia64.c (ia64_compute_frame_size): Use
current_function_is_leaf.
(ia64_expand_prologue): Likewise. Modify return_address_pointer_rtx
instead of reg_names[RETURN_ADDRESS_REGNUM].
(ia64_init_machine_status): Reset return_address_pointer_rtx.
* config/ia64/ia64.h (RETURN_ADDRESS_POINTER_REGNUM): Rename
from RETURN_ADDRESS_REGNUM. Update all uses.
(RETURN_ADDR_RTX): Use return_address_pointer_rtx; return
zero instead of null on failure.
(ELIMINABLE_REGS): Add ra->b0 elimination.
(CAN_ELIMINATE): Update accordingly.
(INITIAL_ELIMINATION_OFFSET): Likewise.
(REGISTER_NAMES): Use an illegal assembler name for
RETURN_ADDRESS_POINTER_REGNUM.
2000-06-13 Richard Henderson <[email protected]>
* config/ia64/ia64.h (enum reg_class): Remove FR_INT_REGS, FR_FP_REGS,
GR_AND_FR_INT_REGS, GR_AND_FR_FP_REGS.
(REG_CLASS_NAMES): Likewise.
(REG_CLASS_CONTENTS): Likewise.
(FR_FP_REGNO_P, FR_INT_REGNO_P): Remove.
(HARD_REGNO_MODE_OK): Remove references to them.
(REGNO_REG_CLASS): Likewise.
(REG_CLASS_FROM_LETTER): Likewise.
(CLASS_MAX_NREGS): Likewise.
(REGISTER_MOVE_COST): Likewise.
* config/ia64/ia64.c (ia64_secondary_reload_class): Likewise.
* config/ia64/ia64.md (*): Replace "e" constraints with "f".
(movqi_internal): Special case moves from zero.
(movhi_internal, movsi_internal): Likewise.
(movdi_internal): Likewise. Fill out "f" constraints.
(movsf_internal): Fill out "r" constraints.
(movdf_internal): Likewise.
2000-06-13 Richard Henderson <[email protected]>
* flow.c (insn_dead_p): Keep sets to PIC_OFFSET_TABLE_REGNUM
alive before reload.
* haifa-sched.c (struct deps): Add in_post_call_group_p.
(add_dependence): Handle notes between SCHED_GROUP_P insns.
(remove_dependence): Always define.
(set_sched_group_p): New.
(sched_analyze_2): Use it.
(sched_analyze_insn): Don't special-case naked uses. Look for
and extend in_post_call_group_p.
(sched_analyze): Clear stale SCHED_GROUP_P. Set in_post_call_group_p.
(init_deps): Clear in_post_call_group_p.
2000-06-13 Richard Henderson <[email protected]>
* combine.c (subst): Use CLASS_CANNOT_CHANGE_MODE and
CLASS_CANNOT_CHANGE_MODE_P instead of CLASS_CANNOT_CHANGE_SIZE
and hard-coded tests.
(simplify_set): Likewise.
(gen_lowpart_for_combine): Likewise.
* emit-rtl.c (gen_lowpart_common): Likewise.
* global.c (find_reg): Likewise.
* local-alloc.c (find_free_reg): Likewise.
* recog.c (register_operand): Likewise.
* regclass.c (init_reg_sets_1): Likewise.
(record_operand_costs, regclass): Likewise.
* reload.c (push_reload): Likewise.
* reload1.c (choose_reload_regs): Likewise.
* flow.c (mark_used_regs): Conditionally set REG_CHANGES_MODE.
* local-alloc.c (struct qty): Rename changes_size to changes_mode.
Update all references.
* regs.h (struct reg_info_def): Likewise.
(REG_CHANGES_MODE): Rename from REG_CHANGES_SIZE.
* tm.texi (CLASS_CANNOT_CHANGE_MODE): Document.
(CLASS_CANNOT_CHANGE_MODE_P): Likewise.
* config/alpha/alpha.h (CLASS_CANNOT_CHANGE_MODE): Rename.
(CLASS_CANNOT_CHANGE_MODE_P): New.
* config/mips/mips.h: Likewise.
* config/pa/pa32-regs.h: Likewise.
* config/pa/pa64-regs.h: Likewise.
* config/rs6000/rs6000.h: Likewise.
* config/sh/sh.h: Likewise.
* config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE): New.
(CLASS_CANNOT_CHANGE_MODE_P): New.
* config/avr/avr.h (CLASS_CANNOT_CHANGE_SIZE): Remove dead code.
* config/d30v/d30v.h: Likewise.
2000-06-13 J. David Anglin <[email protected]>
* configure.in: Add AC_TYPE_GETGROUPS test.
* sys-protos.h: Use GETGROUPS_T * for second arg of getgroups.
* configure: Rebuilt.
* config.in: Rebuilt.
2000-06-13 Richard Henderson <[email protected]>
* explow.c (set_mem_attributes): Do nothing for NULL type.
Tue Jun 13 14:45:10 2000 Jeffrey A Law ([email protected])
* config/m68k/openbsd.h (ASM_SPEC): pass down options to assembler
correctly.
2000-06-13 James E. Wilson <[email protected]>
* config/ia64/ia64.md (movxf_internal): Add missing "e" to ldf/stf.
Tue Jun 13 14:05:35 2000 Jeffrey A Law ([email protected])
* Makefile.in (gensupport.o): Remove bogus $(HOST_PREFIX) reference.
2000-06-13 Philipp Thomas <[email protected]>
* configure.in(ALL_LINGUAS): Changed en_UK to en_GB.
* configure: Rebuilt.
2000-06-07 David O'Brien <[email protected]>
* configure.in: Adjust FreeBSD bits to match changes to config.guess.
We now default to ELF for the i386, and a.out is the special case.
* configure: Rebuilt.
Tue Jun 13 10:05:30 2000 Hans-Peter Nilsson <[email protected]>
* final.c (final_scan_insn): Delete notes between cc0 setter and
user when restarting from setter.
2000-06-13 J. David Anglin <[email protected]>
* vax.h (INDEX_TERM_P): Define evaluation order of &&'s in || and
cast to squelch signed/unsigned warnings.
2000-06-13 Zack Weinberg <[email protected]>
* cpplib.c (handle_directive): Print non-NUL-terminated string
with %.*s.
2000-06-12 Michael Meissner <[email protected]>
* ifcvt.c (dead_or_predicable): Don't do conditional execution
path if the machine needs extra support to do conditional
execution.
Mon Jun 12 17:04:17 2000 Jeffrey A Law ([email protected])
* print-rtl.c (print_rtx, case MEM): Use HOST_WIDE_INT_PRINT_DEC
to print the alias set.
* print-tree.c (print_node, DECL_* nodes and case 't'): Similarly.
2000-06-12 J. David Anglin <[email protected]>
* config/float-vax.h: Add GFLOAT defines.
Mon Jun 12 9:44:00 2000 Mark Klein <[email protected]>
* configure.in: Update tm dependencies for MPE.
* configure: Rebuilt.
2000-06-12 H.J. Lu <[email protected]>
* gengenrtl.c (obstack_alloc_rtx): Correct the allocated size.
2000-06-12 David Edelsohn <[email protected]>
* aix41.h (SUBTARGET_SWITCHES): Delete threads.
(CPP_SPEC): Change mthreads to pthread.
(LIB_SPEC): Likewise.
(STARTFILE_SPEC): Likewise.
* aix43.h (SUBTARGET_SWITCHES): Delete threads.
(CPP_SPEC): Change mthreads to pthread.
(LIB_SPEC): Likewise.
(STARTFILE_SPEC): Likewise.
* rs6000-protos.h (reg_or_arith_cint_operand): New.
* rs6000.c (reg_or_arith_cint_operand): New.
(num_insns_constant_wide): Decorate unsigned constant.
* rs6000.h (PREDICATE_CODES): Add reg_or_arith_cint_operand.
* rs6000.md (addsi3): Use new predicate.
(subsi3, adddi3, subdi3): Likewise.
2000-06-12 Mark Mitchell <[email protected]>
* c-common.c (lang_get_alias_set): Fix typo.
2000-06-12 Richard Earnshaw <[email protected]>
* flow.c (mark_used_regs): Revert last change.
(life_analysis): Remove PROP_AUTOINC if running after reload.
(propagate_one_insn): PROP_AUTOINC is always off after reload.
2000-06-11 Richard Earnshaw <[email protected]>
* flow.c (mark_used_regs): Don't call find_auto_inc after reload
has run.
2000-06-11 Kaveh R. Ghazi <[email protected]>
* bb-reorder.c (build_scope_forest): Initialize variable
`curr_scope'.
* calls.c (expand_call): Likewise for variables
`save_pending_stack_adjust' and `save_stack_pointer_delta'.
* i386.c (function_arg_advance, function_arg): Cast to avoid
signed/unsigned warnings.
* i386.h (MEMORY_MOVE_COST): Likewise.
* ifcvt.c (cond_exec_process_if_block): Initialize variables
`else_start' and `else_end'.
* libgcc2.h (__eh_alloc, __eh_free): Prototype.
* regrename.c (rr_replace_reg): Initialize variable `dest_subregno'.
2000-06-10 Mark Mitchell <[email protected]>
* Makefile.in (libintl.a): Depend on intl.all.
2000-06-09 H.J. Lu ([email protected])
* Makefile.in (c-parse.o): Also depend on output.h.
2000-06-09 Rodney Brown <[email protected]>
* mcore-protos.h: discards const warning removal.
* mcore.c: discards const warning removal.
2000-06-09 Kazu Hirata <[email protected]>
* config/h8300/lib1funcs.asm: Declare the machine architecture at
the beginning of the file.
2000-06-09 J. David Anglin <[email protected]>
* real.h: Add prototype for ldexp.
2000-06-09 Zack Weinberg <[email protected]>
* ggc-none.c, ggc-simple.c, ggc-page.c (ggc_alloc_obj): Rename
it ggc_alloc, drop second argument, never clear returned memory.
* ggc-common.c (ggc_alloc_string): Use ggc_alloc.
(ggc_alloc_cleared): New.
* ggc.h: Prototype ggc_alloc and ggc_alloc_cleared, not
ggc_alloc_obj. Remove ggc_alloc macro.
(ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Use ggc_alloc.
* rtl.c (rtvec_alloc): Clear the vector always.
(rtx_alloc): Clear the first word always. Remove dirty
obstack tricks (this routine is no longer a bottleneck).
* tree.c (make_node): Clear the new node always.
(make_tree_vec): Likewise.
(tree_cons): Clear the common structure always.
(build1): Likewise; also, clear TREE_COMPLEXITY.
* gengenrtl.c: Use puts wherever possible. Remove extra
newlines.
(gendef): Clear the first word of an RTX in the generator
function, irrespective of ggc_p. Initialize '0' slots to
NULL.
(genlegend): Don't generate obstack_alloc_rtx routine, just a
thin wrapper macro around obstack_alloc.
* stmt.c (expand_fixup): Use ggc_alloc.
* c-typeck.c (add_pending_init): Use ggc_alloc.
* emit-rtl.c (init_emit_once): Clear CONST_DOUBLE_CHAIN(tem).
* varasm.c (immed_double_const): Set CONST_DOUBLE_MEM(r) to
const0_rtx when it is created.
(immed_real_const_1): Set CONST_DOUBLE_CHAIN(r) to NULL_RTX if
we are not in a function.
* tree.c (tree_class_check_failed): Make second arg an int.
* tree.h: Update prototype.
2000-06-09 Geoff Keating <[email protected]>
* tree.h (VOID_TYPE_P): Don't look at the TYPE_MAIN_VARIANT
of an error_mark_node.
Fri Jun 9 20:35:13 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (asm_output_section_name): bugfix.
2000-06-09 Jason Merrill <[email protected]>
* timevar.def: Add TV_EXPAND.
* timevar.c (timevar_print): Update timing information.
* calls.c (try_to_integrate): Push to TV_INTEGRATION for inlining.
* stmt.c (expand_return): Check for error_mark_node.
2000-06-09 Kaveh R. Ghazi <[email protected]>
* configure.in: Also avoid wrapping auto-build.h with IN_GCC.
* scan-types.sh (VALUE) Wrap use with double quotes to protect
variable against filename expansion when it contains "char *".
* system.h (SSIZE_MAX): Delete backup definition.
* cppfiles.c (read_include_file): Use INTTYPE_MAXIMUM(ssize_t)
instead of SSIZE_MAX.
2000-06-09 Jakub Jelinek <[email protected]>
* configure.in: Check whether gas supports -relax.
* configure, config.in: Rebuilt.
* config/sparc/sparc.h (ASM_RELAX_SPEC): Define.
(EXTRA_SPECS): Add asm_relax.
(ASM_SPEC): Add %(asm_relax).
(TARGET_SWITCHES): Add -mrelax and -mno-relax.
* config/sparc/linux64.h (LINK_ARCH_SPEC): Rename to LINK_SPEC.
(LINK_SPEC): Pass -relax to linker unless -mno-relax or -r.
(ASM_SPEC): Add %(asm_relax).
* config/sparc/linux.h (LINK_SPEC, ASM_SPEC): Likewise.
* config/sparc/sparc.c (output_sibcall): If HAVE_AS_RELAX_OPTION,
never use sethi/jmpl for leaf tail calls. Use or with rs2 %g0
instead of mov, so that gas can further optimize it.
2000-06-08 James E. Wilson <[email protected]>
* dwarf2out.c (size_of_die, case dw_val_class_const): Use
size_of_sleb128.
(value_format, case dw_val_class_const): Use sdata format.
(output_die): Call output_sleb128.
2000-06-08 James E. Wilson <[email protected]>
* dwarf2out.c (ASM_OUTPUT_DWARF_DATA8): Add new macro that uses
UNALIGNED_DOUBLE_INT_ASM_OP. Rename old macro to
ASM_OUTPUT_DWARF_CONST_DOUBLE.
(output_die, case dw_val_class_unsigned_const): Correct call to
ASM_OUTPUT_DWARF_DATA8.
(output_die, case dw_val_class_long_long): Use
ASM_OUTPUT_DWARF_CONST_DOUBLE.
* tree.c (host_integerp): Accept unsigned HOST_WIDE_INT values when
pos is zero.
* config/ia64/ia64-protos.h (ia64_output_end_prologue): Add.
(output_function_prologue): Fix mispelling.
(output_function_prologue, output_function_epilogue): Reorder to
match ia64.c definition order.
* config/ia64/ia64.c (ia64_expand_prologue): Add comment.
(ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on stack restore insns.
Use r3 instead of r2 for large stack restores.
(ia64_output_end_prologue): New function.
(process_set): Emit ".restore sp" for epilogue stack restores.
* config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Define.
2000-06-08 Jakub Jelinek <[email protected]>
* dbxout.c (dbxout_type_fields): Don't segfault on fields with
incomplete types.
2000-06-08 Nathan Sidwell <[email protected]>
* frame.c (end_fde_sort): Remove extraneous erratic array test.
2000-06-08 Denis Perchine <[email protected]>
* frame.c (start_fde_sort): Don't malloc (0).
2000-06-07 Zack Weinberg <[email protected]>
* c-decl.c (pushdecl): Do not call COMPLETE_TYPE_P on
error_mark_node.
* print-tree.c (print_node): The transparent_union_flag means
different things for unions and arrays. Do not inspect it
with TYPE_TRANSPARENT_UNION.
2000-06-06 Jakub Jelinek <[email protected]>
* cpplib.c (do_ifdef, do_ifndef): Don't segfault if parse_ifdef
returned NULL.
Wed Jun 7 20:34:33 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (asm_output_section_name): output section
attributes.
* config/avr/libgcc.S (.text.libgcc): declare section attributes.
2000-06-06 James E. Wilson <[email protected]>
* frame.h (struct unwind_info_ptr): Collapse version, flags, and length
fields into header field.
(IA64_UNW_HDR_LENGTH, IA64_UNW_HDR_FLAGS, IA64_UNW_HDR_VERSION): New
macros to access length, flags, and version info from header field.
* config/ia64/crtbegin.asm (__do_frame_setup_aux): Delete here.
* config/ia64/crtend.asm (__do_frame_setup_aux): Add here.
(__do_global_ctors_aux): Fix caller.
* config/ia64/frame-ia64.c (get_unwind_record): Change parameter
prologue_flag to header. Pass to read_P_record.
(read_P_record): New argument header. Implement P4 format.
Multiply P7_T_SIZE by 16.
(execute_one_ia64_descriptor): New static local region_header. Pass to
get_unwind_record. Copy r to region_header if r is a header record.
(print_all_records): Likewise.
(__build_ia64_frame_state): Use IA64_UNW_HDR_LENGTH.
(__get_personality, __get_except_table): Likewise.
* config/ia64/ia64.c (process_set): Do not divide offsets by 4.
2000-06-06 Philipp Thomas <[email protected]>
* configure.in (AC_C_INLINE): Added.
* aclocal.m4 (AM_WITH_NLS): Enable --with-included-gettext by default.
* configure: Regenerate.
2000-06-06 Mark Mitchell <[email protected]>
* c-common.h (c_language_kind): New type.
(c_language): New variab.e
* c-common.c (lang_get_alias_set): Don't put structures in
nonzero alias sets in C++.
* c-decl.c (c_language): Define it.
* c-lex.c (doing_objc_thang): Remove.
* c-tree.h (doing_objc_thang): Make it a macro.
* objc/objc-act.c (lang_decode_option): Set c_language, not
doing_objc_thang.
2000-06-06 Gabriel Dos Reis <[email protected]>
* diagnostic.c (output_maximum_width): Remove.
(doing_line_wrapping): Tweak.
(diagnostic_buffer): New object.
(global_output_buffer): New object.
(output_destroy_prefix): New function.
(default_initialize_buffer): Likewise.
(reshape_diagnostic_buffer): Likewise.
(initialize_diagnostics): Likewise.
(output_clear): Tweak.
(line_wrapper_printf): Adjust call to init_output_buffer.
(vline_wrapper_message_with_location): Likewise. Use
output_destroy_prefix.
(v_message_with_decl): Likewise.
* diagnostic.h (struct output_buffer): Constify prefix.
(init_output_buffer, output_get_prefix): Constify.
(diagnostic_message_length_per_line): Likewise.
(reshape_diagnostic_buffer): Declare.
(default_initialize_buffer): Declare.
(initialize_diagnostics): Declare.
(diagnostic_buffer): Declare new obbject.
* toplev.c: #include diagnostic.h
(display_help): Document diagnostic formatting options.
(decode_f_option): Handle diagnostic formatting options.
(main): Setup initialization for diagnostic messages outputter.
* toplev.h (set_message_length): Remove.
* Makefile.in (toplev.o): Depends upon diagnostic.h
* invoke.texi : Document diagnostics formatting options.
Tue Jun 6 19:25:32 2000 Philippe De Muyter <[email protected]>
* configure.in (Make the links): Typo fix : the file that must be
included without #ifdef IN_GCC is `auto-host.h', not `auto-config.h'.
* configure: File rebuilt.
2000-06-06 Nathan Sidwell <[email protected]>
* eh-common.h (EH_ALLOC_SIZE, EH_ALLOC_ALIGN): New #defines.
(eh_context): Add alloc_mask and alloc_buffer emergency fallback
space.
* libgcc2.c (__eh_alloc): Moved from cp/exception.cc. Fallback on
emergency eh_context buffer, if malloc fails.
(__eh_free): Moved from cp/exception.cc. Release to emergency
eh_context buffer, if appropriate.
2000-06-06 Jason Merrill <[email protected]>
* expr.c (store_expr): Fix typo.
2000-06-06 Kaveh R. Ghazi <[email protected]>
* m68k.c (legitimize_pic_address): Move prototype ...
* m68k-protos.h (legitimize_pic_address): ... here.
* m68k.md (legitimize_pic_address): Delete prototypes.
(untyped_call): Invoke GEN_CALL(), not gen_call().
* nextstep.c: Include system.h and toplev.h.
(get_directive_line): Don't prototype.
(handle_pragma): Mark parameters with ATTRIBUTE_UNUSED and constify.
* nextstep.h (handle_pragma): Prototype.
(SECTION_FUNCTION): Prototype FUNCTION(). Move prototype of
objc_section_init ...
(EXTRA_SECTION_FUNCTIONS): ... here.
Tue Jun 6 08:17:26 2000 Richard Kenner <[email protected]>
* sdbout.c (struct sdb_file): NAME now const.
(sdbout_init): input_file_name now const.
(sdbout_start_new_source_file): FILENAME now const.
* sdbout.c (sdbout_init, sdbout_start_new_source_file): Reflect above.
2000-06-06 Gabriel Dos Reis <[email protected]>
* c-typeck.c (build_conditional_expr): Handle complex data types.
2000-06-05 Jason Merrill <[email protected]>
* explow.c (maybe_set_unchanging): New function, broken out from...
(set_mem_attributes): Here.
* expr.h: Declare it.
* stmt.c (expand_decl): Call it.
2000-06-05 Richard Henderson <[email protected]>
* reload1.c (choose_reload_regs): Mind CLASS_CANNOT_CHANGE_SIZE
while looking for a register to inherit from.
2000-06-05 Jason Merrill <[email protected]>
* Makefile.in (libgcc.ready): Lose.
(libgcc.mk): Just use mv, not move-if-change.
(LIBGCC_DEPS): New macro.
(libgcc.a): Use it.
(stmp-multilib): Likewise.
* mklibgcc.in (stmp-dirs): New target. Make everything depend on
it rather than the directories themselves.
(LIB2ADD): Depend on the list file rather than 'force'.
* fold-const.c (fold, case COND_EXPR): Elide conversion between
cv-qualified versions of types.
Mon Jun 5 14:06:18 2000 Richard Kenner <[email protected]>
* config/sparc/sparc.c (short_branch): Correct error in range
computation.
2000-06-05 J. David Anglin <[email protected]>
* fixinc/inclhack.def: New include hacks for ultrix.
* (nested_ultrix): Replaced by ultrix_nested_svc.
* (ultrix_atof_param): test_text string added.
* (ultrix_ifdef): Modified select string.
2000-06-05 Zack Weinberg <[email protected]>
* objc/objc-act.c (generate_method_descriptors): Register
objc_method_prototype_template as a GC root.
(comp_method_with_proto): Register function_type as a GC root.
(comp_proto_with_proto): Replace function_type1 and
function_type2 with a two-element array; register it as a GC root.
(generate_protocols, build_protocol_initializer,
generate_protocol_list, build_category_initializer,
build_shared_structure_initializer): Do not cache cast_type
and/or cast_type2.
2000-06-05 J. David Anglin <[email protected]>
* function.c (assign_parms): Add missing argument to set_mem_attributes
call.
2000-06-05 Nathan Sidwell <[email protected]>
* tree.h (VOID_TYPE_P): New macro.
(COMPLETE_OR_VOID_TYPE_P): Use VOID_TYPE_P.
* c-decl.c (grokdeclarator): Use VOID_TYPE_P.
(get_parm_info): Likewise.
(store_parm_decls): Likewise.
(combine_parm_decls): Likewise.
(finish_function): Likewise.
* c-typeck.c (build_function_call): Likewise.
(build_binary_op): Likewise.
(build_conditional_expr): Likewise.
(internal_build_compound_expr): Likewise.
(convert_for_assignment): Likewise.
* stmt.c (expend_expr_stmt): Likewise.
(warn_if_unused_value): Likewise.
(expand_return): Likewise.
* c-parse.in (primary): Likewise.
* c-parse.y, c-parse.c, c-parse.h: Regenerate.
* objc/objc-parse.y, objc/objc-parse.c: Regenerate.
Mon Jun 5 06:46:28 2000 Richard Kenner <[email protected]>
* alias.c (get_alias_set): If compnent is addressable, use alias
set of component.
* c-decl.c (init_decl_processing): Don't call record_component_aliases.
(grokdeclarator): Likewise.
* c-typeck.c (common_type): Likewise.
2000-06-04 Alex Samuel <[email protected]>
* Makefile.in (OBJS): Remove dyn_string.o
(dyn-string.o): Delete rule.
* dyn-string.c: Delete file
* dyn-string.h: Likewise.
2000-06-04 Kaveh R. Ghazi <[email protected]>
* Makefile.in (intl.*): Honor nonzero exit codes in the intl
subdir.
2000-06-03 Geoff Keating <[email protected]>
* alias.c (record_component_aliases): Don't inspect
DECL_NONADDRESSABLE_P of non-FIELD_DECL components of structures.
Sat Jun 3 19:05:30 2000 Michael Meissner <[email protected]>
* ifcvt.c (process_insns): If IFCVT_MODIFY_INSN is defined, call
it with the pattern to do machine dependent work.
(cond_exec_process_if_block): If IFCVT_MODIFY_TESTS is defined,
use it to modify the true/false tests used in conditional
execution. If IFCVT_MODIFY_FINAL and IFCVT_MODIFY_CANCEL are
defined, invoke them if the conversion to conditional execution
was successful or not.
* tm.texi (IFCVT_MODIFY_TESTS): Document.
(IFCVT_MODIFY_INSN): Ditto.
(IFCVT_MODIFY_FINAL): Ditto.
(IFCVT_MODIFY_CANCEL): Ditto.
Sat Jun 3 15:26:13 2000 Matt Kraai <[email protected]>
* toplev.c (main): Fix misspellings of possibility and language.
2000-06-03 Richard Henderson <[email protected]>
* alias.c (record_alias_subset): Initialize has_zero_child in the
superset.
2000-06-03 Richard Earnshaw ([email protected])
* arm.md (untyped_call): Use GEN_CALL macro.
2000-06-02 Pekka Nikander <[email protected]>
* Makefile.in: Use $(MAKE) not "make"
Fri Jun 2 19:31:03 2000 Richard Kenner <[email protected]>
* alias.c (struct alias_set_entry): New field has_zero_child.
(mem_in_disjoint_alias_sets_p): Return 0 if set in either ase.
(get_alias_set): If language-dependent routine set TYPE_ALIAS_SET,
do nothing.
Call record_component_aliases for aggregate types.
(record_alias_subset): Set has_zero_child.
(record_component_aliases, case ARRAY_TYPE): Do nothing if
TYPE_NONALIASES_COMPONENT.
(record_component_aliases, case RECORD_TYPE): Test
DECL_NONADDRESSABLE_P.
* c-decl.c (grokdeclarator): Set DECL_NONADDRESSABLE_P instead
of TREE_ADDRESSABLE.
* calls.c (initialize_argument_information): Only test
TYPE_TRANSPARENT_UNION for UNION_TYPE.
* function.c (assign_parms): Likewise.
* integrate.c (function_cannot_inline_p): Likewise.
* stor-layout.c (finish_record_layout): Don't call
record_component_aliases.
* tree.h (struct tree_int_cst): Use struct tree_common.
(struct tree_real_cst, struct tree_string): Likewise.
(struct tree_complex, struct tree_identifier): Likewise.
(struct tree_list, struct tree_vec, struct tree_exp): Likewise.
(struct tree_block, struct tree_type, struct tree_decl): Likewise.
(TYPE_TRANSPARENT_UNION): Use UNION_TYPE_CHECK.
(TYPE_NONALIASES_COMPONENT): New macro.
(TYPE_AMBIENT_BOUNDEDNESS): Use FUNCTION_TYPE_CHECK.
(DECL_NONADDRESSABLE_P): New macro.
(struct tree_decl): Reorder bits for clarity of how many left;
add non_adressable.
2000-06-02 Jason Merrill <[email protected]>
* Makefile.in (libgcc.a): Also depend on $(LIB2ADD).
* mklibgcc.in (force): New target.
Make LIB2ADD stuff depend on it.
2000-06-02 Richard Henderson <[email protected]>
* alias.c (lang_get_alias_set): Remove.
(get_alias_set): Call it directly, not indirectly.
* c-common.c (lang_get_alias_set): Rename from c_get_alias_set.
* c-common.h (c_get_alias_set): Don't declare.
* c-decl.c (init_decl_processing): Don't set lang_get_alias_set.
* expr.h (lang_get_alias_set): Declare as function, not pointer.
2000-06-02 Bruce Korb <[email protected]>
* fixinc/server.c(sig_handler): resume closing server on SIGPIPE
(server_setup): define the server's master pid
(close_server): actually do the deed IFF we are the server's master
2000-06-02 Jakub Jelinek <[email protected]>
* c-common.c (c_get_alias_set): Check whether signed_type did not
return its argument before calling get_alias_set on the result.
2000-06-02 Andrew MacLeod <[email protected]>
* expr.c (emit_group_load): Fix typo, GET_MODE not GET_CODE.
Fri Jun 2 00:22:52 2000 J"orn Rennecke <[email protected]>
* sh.h (CPP_SPEC): Add -D__NOMACSAVE__ for -mnomacsave.
(CONDITIONAL_REGISTER_USAGE): Mac registers are call used
for TARGET_NOMACSAVE.
(NOMACSAVE_BIT): Define.
(TARGET_NOMACSAVE): Define.
(TARGET_SWITCHES): Add "nomacsave".
2000-06-02 Toshiyasu Morita <[email protected]>
* sh.md (untyped_call): Remove excess parameters
2000-06-01 Loren J. Rittle <[email protected]>
* fixinc/inclhack.def (osf_namespace_a): Relax expression to
match that used before the conversion to c_fix style.
* fixinc/fixincl.x: regenerate
2000-06-01 Stan Cox <[email protected]>
* varray.h (VARRAY_PUSH_GENERIC_PTR, VARRAY_PUSH_CHAR_PTR): Fix
macro argument typo.
2000-06-01 Zack Weinberg <[email protected]>
* cpplex.c (maybe_macroexpand): Use CPP_WTRADITIONAL. Improve
error message.
* cpplib.c (parse_include): Remove support for VAX-C
"#include starlet" misfeature.
2000-05-31 Laurynas Biveinis <[email protected]>
* cppfiles.c: conditionally define O_BINARY.
(open_include_file): pass O_BINARY to open().
2000-06-01 Richard Henderson <[email protected]>
* i960.c (i960_br_predict_opcode): Remove.
(i960_print_operand) [+]: Emit branch prediction hints.
(i960_function_arg): Return early for VOIDmode.
(i960_round_align): Return early for incomplete types.
* i960.h (PRINT_OPERAND_PUNCT_VALID_P): New.
* i960.md (all conditional branches): Add "%+".
Thu Jun 1 12:24:21 2000 Richard Kenner <[email protected]>
* alias.c (get_alias_set): Don't call language-specific routine more
than is needed and clean up code a bit.
* c-common.c (c_get_alias_set): All references whose type
is char get alias set 0, but character types need not.
* varasm.c (make_function_rtl): Don't call set_mem_attributes.
(make_decl_rtl): Don't call it for FUNCTION_DECL.
2000-06-01 Bruce Korb <[email protected]>
* fixinc/tests/base/...: new base result files
Thu Jun 1 09:37:35 2000 Clinton Popetz <[email protected]>
* config/i386/i386.c (ix86_use_fcomi_compare): Make global.
* config/i386/i386-protos.h (ix86_use_fcomi_compare): Declare.
* config/i386/i386.md (*fp_jcc_3, *fp_jcc_4): Disable if we
will use FCOMI.
2000-06-01 Richard Henderson <[email protected]>
* Makefile.in (c-decl.o): Depend on $(EXPR_H), not expr.h.
* c-decl.c (init_decl_processing): Set lang_get_alias_set first thing.
2000-05-31 Richard Henderson <[email protected]>
* config/ia64/ia64.c (sdata_symbolic_operand): Consider small
CONSTANT_POOL_ADDRESS_P addresses for .sdata.
* config/ia64/sysv4.h (SELECT_RTX_SECTION): New.
2000-05-31 Richard Henderson <[email protected]>
* config/ia64/ia64-protos.h (ia64_expand_prediction): Remove.
* config/ia64/ia64.c (ia64_expand_prediction): Move code ...
(ia64_print_operand) [+]: ... here. Use current_output_insn.
* config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): New.
* config/ia64/ia64.md (all branch/call patterns): Use %+.
2000-05-31 Richard Henderson <[email protected]>
* ifcvt.c (cond_exec_process_insns): Don't ever ignore clobbers.
2000-05-31 Richard Henderson <[email protected]>
* ifcvt.c (merge_if_block): Be prepared for JOIN to have no
remaining edges.
(find_if_block): Allow THEN with no outgoing edges.
* flow.c (merge_blocks_nomove): Remove a barrier not following
a jump as well.
2000-05-31 Richard Henderson <[email protected]>
* flow.c (propagate_block): Move initialization of mem_set_list ...
(init_propagate_block_info): ... here. Also track blocks with
no successors; don't scan insns if ! PROP_SCAN_DEAD_CODE.
2000-05-31 Richard Henderson <[email protected]>
* jump.c (jump_optimize_1): Revert 05-18 change.
2000-05-31 Mark Mitchell <[email protected]>
* invoke.texi: Remove documentation for -fguiding-decls.
2000-05-31 Richard Henderson <[email protected]>
* configure.in: Fix typo last change.
2000-05-31 Philipp Thomas <[email protected]>
* configure.in (enable-nls): Enable if build == host, i.e. when
not building a canadian cross compiler.
(enable-maintainer-mode): Added for use with i18n.
* aclocal.m4 (AM_GNU_GETTEXT): Only build catalogs that are a
cross section of ALL_LINGUAS and LINGUAS.
* configure: Rebuild.
2000-05-31 Bruce Korb <[email protected]>
* fixinc/check.tpl: rework to use test result tree
* fixinc/Makefile.in: change invocation of check script
* fixinc/check.diff: No longer needed
* fixinc/fixincl.x: regenerate
* fixinc/inclhack.def: add new tests
* fixinc/tests/base/arch/i960/archI960.h: New test result
* fixinc/tests/base/curses.h: modified test result
* fixinc/tests/base/stdio.h: ditto
* fixinc/tests/base/time.h: ditto
* fixinc/tests/base/sys/asm.h: ditto
* fixinc/tests/base/sys/stat.h: ditto
* fixinc/tests/base/sys/wait.h: ditto
Wed May 31 13:17:20 2000 Philippe De Muyter <[email protected]>
* except.c (clear_function_eh_region): Do not free NULL.
Wed May 31 08:07:52 2000 Richard Kenner <[email protected]>
* Makefile.in (c-decl.o): Depend on rtl.h and expr.h.
* alias.c (struct alias_entry): alias_set is HOST_WIDE_INT.
(REG_BASE_VALUE): Remove unneeded cast to unsigned.
(get_alias_set_entry): ALIAS_SET arg is HOST_WIDE_INT.
(find_base_decl): New function, from c_find_base_decl in c-common.c.
(new_alias_set): Moved from tree.c; return is HOST_WIDE_INT.
(get_alias_set): Likewise.
Major rework to do more things and allow language-specific code
to just handle special-cases.
(record_alias_subset): Args are HOST_WIDE_INT.
(record_component_alias): Local vars are HOST_WIDE_INT.
Don't handle COMPLEX_EXPR.
(get_varargs_alias_set): Moved from builtins.c.
(get_frame_alias_set): New function.
* builtins.c (expand_builtin_return_address): Use frame alias set.
(expand_builtin_setjmp, expand_builtin_longjmp): Use alias set
for setjmp buffer.
(get_memory_rtx): Rework to use set_mem_attributes.
(get_varargs_alias_set): Deleted from here.
* c-common.c (c_apply_type_quals_to_decl): Alias sets now HOST_WIDE_INT.
(c_find_base_decl): Deleted from here.
(c_get_alias_set): Remove many cases and rework to just handle
C-specific cases.
* c-common.h (c_get_alias_set): Returns HOST_WIDE_INT.
* c-decl.c (rtl.h, expr.h): Now included.
(init_decl_processing): Call record_component_aliases on array types.
(grokdeclarator): Likewise.
Set TREE_ADDRESSABLE for all fields that are not bitfields.
* c-typeck.c (common_type): Call record_component_aliases for array.
* caller-save.c (setup_save_areas): Rework register loop for unsigned.
Set all save areas to the frame alias set.
* calls.c (initialie_argument_information): Call set_mem_attributes.
(compute_argument_addresses, expand_call): Likewise.
* explow.c (set_mem_attributes): New function.
(stabilize): Use MEM_COPY_ATTRIBUTES and force_reg.
* expr.c (struct move_by_pieces): Remove {to,from}_{struct,readonly}.
LEN and OFFSET now HOST_WIDE_INT.
(clear_by_pieces): Similar changes.
(move_by_pieces): LEN now HOST_WIDE_INT; don't set deleted fields.
(move_by_pieces_ninsns): Now returns unsigned HOST_WIDE_INT.
(move_by_pieces_1): Don't use deleted fields, use MEM_COPY_ATTRIBUTES.
(clear_by_pieces_1): Likewise.
(emit_push_insn): Call set_mem_attributes.
(expand_expr, case INDIRECT_REF): Likewise.
(expand_expr, case VAR_DECL): Call change_address.
* expr.h (ADD_PARM_SIZE, SUB_PARM_SIZE): Use host_integerp and
tree_low_cst.
(get_varargs_alias_set, get_frame_alias_set): New decls.
(record_base_value, record_alias_subset, lang_get_alias_set): Likewise.
(new_alias_set, set_mem_attributes): Likewse.
* function.c (struct temp_slot): ALIAS_SET is HOST_WIDE_INT.
(assign_stack_temp_for_type): Likewise.
Can split slot even if alias set since can copy.
Set MEM_ALIAS_SET and MEM_SET_IN_STRUCT_P.
(assign_temp): Use host_integerp and tree_low_cst.
(put_var_into_stack): Properly handle SAVE_EXPR.
(put_addressof_into_stack): Likewise.
(assign_parms): Call set_mem_attributes.
Delete #if 0 code.
(fix_lexical_address): Put reference to chain into frame alias set.
(expand_function_start): Call set_mem_attributes.
* integrate.c (expand_inline_function): Likewise.
* recog.c (adj_offsettable_operand): Use MEM_COPY_ATTRIBUTES.
* regmove.c (try_apply_stack_adjustment): Likewise.
* reload.c (push_reload, make_memloc): Likewise.
* reload1.c (alter_reg): Make alias sets for spilled pseudos.
* rtl.def (MEM): Update comment.
* rtl.h (MEM_ALIAS_SET): Now uses XCWINT.
(move_by_pieces): Change length to HOST_WIDE_INT.
(record_base_value, record_alias_subset): Delete from here.
* stmt.c (expand_decl): Call set_mem_attributes.
* stor-layout.c (finish_record_layout): Call record_component_aliases.i
* toplev.c (compile_file): Call init_alias_once earlier.
* tree.c (lang_get_alias_set, get_alias_set, new_alias_set): Deleted
from here: now in alias.c.
* tree.h (struct tree_type): alias_set is HOST_WIDE_INT.
(struct tree_decl): Likewise.
(get_alias_set, new_alias_set, lang_get_alias_set): Deleted from here.
* varasm.c (make_function_rtl, make_decl_rtl): Call set_mem_attributes.
(output_constant_def, force_const_mem): Likewise.
* flow.c (propagate_block): If block has no successors, stores to
frame are dead if not used.
2000-05-31 Nathan Sidwell <[email protected]>
* stmt (expand_end_case): Reorder conversion sequence for jump
table to avoid extra truncations.
Wed May 31 01:31:42 2000 Jeffrey A Law ([email protected])
* ifcvt.c (cond_exec_process_if_block): Do nothing if the last insn
in the block is more than just a simple conditional branch.
(noce_process_if_block): Similarly.
Tue May 30 22:25:57 2000 Alexandre Oliva <[email protected]>
* optabs.c (prepare_float_lib_cmp): Protect *px and *py from
queue.
2000-05-30 Michael Meissner <[email protected]>
* dwarf2out.c (dwarf2out_frame_debug_expr): Ignore HIGH
instructions. Treat LO_SUM operations as loading the full integer
constant.
2000-05-30 Richard Henderson <[email protected]>
* combine.c (get_pos_from_mask): Test exact_log2 result as signed.
2000-05-30 Richard Henderson <[email protected]>
* bb-reorder.c (emit_jump_to_block_after): Protect use of HAVE_return.
2000-05-30 Bruce Korb <[email protected]>
* fixinc/tests/*: Added expected result files for fixinc's make check
* fixinc/fixfixes(char_macro_*_fix): Restore original algorithm
2000-05-30 Richard Henderson <[email protected]>
* config/alpha/alpha.md (*setne_internal): Use match_operator
instead of working down from insn.
2000-05-30 Kaveh R. Ghazi <[email protected]>
* invoke.texi (-Wtraditional): Update WRT function macros.
Tue May 30 09:57:32 2000 Philippe De Muyter <[email protected]>
* except.c (free_exception_table): Do not free NULL.
2000-05-29 Zack Weinberg <[email protected]>
* cpplib.c (do_if): Don't save and restore only_seen_white here.
* cppexp.c (_cpp_parse_expr): Save and restore only_seen_white
and skipping here.
2000-05-29 Richard Earnshaw ([email protected])
* flow.c (mark_used_reg): If a register is unconditionally live,
remove any conditional death information.
2000-05-29 Richard Henderson <[email protected]>
* final.c (current_output_insn): New.
(final_scan_insn): Set it.
* output.h: Declare it.
2000-05-29 Richard Henderson <[email protected]>
* stor-layout.c (finalize_record_size): Fix typo.
* jump.c (redirect_jump): Don't emit NOTE_INSN_FUNCTION_END
if nlabel is null.
2000-05-29 Zack Weinberg <[email protected]>
* cpplib.h (cpp_reader): Remove if_stack. Change
potential_control_macro to a cpp_hashnode *. Add skipping flag.
* cpphash.h (struct ihash): Change control_macro to a
cpp_hashnode * and shorten name to cmacro.
Add NEVER_REINCLUDE constant.
* cppfiles.c (redundant_include_p): Drop cpp_reader argument.
Examine the cmacro node directly, no need to call cpp_defined.
(_cpp_execute_include, read_include_file): Set cmacro to
NEVER_REINCLUDE, not U"".
* cpplex.c (cpp_push_buffer): Don't set new->if_stack.
(cpp_get_token): If pfile->skipping is true, discard text and
keep scanning until we hit a directive; don't expand macros.
* cpplib.c (struct if_stack): Remove if_succeeded, add
was_skipping. Change control_macro to a cpp_hashnode * and
shorten name to cmacro. Remove typedef IF_STACK.
(parse_ifdef), detect_if_not_defined): Return a cpp_hashnode *.
(conditional_skip, skip_if_group,
consider_directive_while_skipping): Delete.
(push_conditional): New.
(_cpp_handle_directive): Don't process directives other than
conditionals if we are skipping.
(do_ifdef, do_ifndef, do_if, do_else, do_elif, do_endif):
Update to new scheme.
(validate_else): Skip rest of line here, unconditionally.
(_cpp_unwind_if_stack): The stack is per-buffer. Force
pfile->skipping off.
(all): Remove `scare quotes' from error messages.
2000-05-29 Richard Henderson <[email protected]>
* function.c (emit_return_into_block): New line_note arg; emit it.
(thread_prologue_and_epilogue_insns): Attempt to locate a line note
for the close brace to accompany HAVE_return. Move all line notes
following the epilogue to before the NOTE_INSN_EPILOGUE_BEG.
2000-05-29 Richard Henderson <[email protected]>
* longlong.h [__alpha] (count_leading_zeros): New.
(count_trailing_zeros): New.
(COUNT_LEADING_ZEROS_0): New.
* config/alpha/alpha.c (alpha_zero_comparison_operator): New.
(alpha_split_conditional_move): New.
* config/alpha/alpha-protos.h: Prototype them.
* config/alpha/alpha.h (PREDICATE_CODES): Update.
(CPP_CPU_DEFAULT_SPEC): Fix typo for EV67.
* config/alpha/alpha.md: Update ffs cix commentary.
(*ze_and_ne): New.
(*nabssf2, *nabsdf2): New.
(*mov[qhsd]icc_internal): Use add_operand.
(if_then_else constant splitters): New.
(*cmp_sadd_di, *cmp_sadd_si, *cmp_sadd_sidi): New.
(*cmp_ssub_di, *cmp_ssub_si, *cmp_ssub_sidi): New.
2000-05-29 Richard Henderson <[email protected]>
* combine.c (force_to_mode) [MINUS]: Convert subtraction from
a constant to NEG or NOT when conditions allow.
* combine.c (combine_simplify_rtx): Don't create an if_then_else
unless both args are general_operand. Don't canonicalize plus
to ior unless it helps.
* toplev.c (rest_of_compilation): Set no_new_pseudos after flow1;
instead track register_life_up_to_date. Toggle no_new_pseudos
around if_convert.
2000-05-28 Geoff Keating <[email protected]>
* config/rs6000/rs6000.c (output_cbranch): Escape '%' characters
so output_operand doesn't see them.
Sun May 28 18:37:07 2000 Clinton Popetz <[email protected]>
* lcm.c (make_preds_opaque): Fix comment.
(optimize_mode_switching): Use NORMAL_MODE instead of
MODE_USES_IN_EXIT_BLOCK. Change leftover instance of
FP_MODE_NONE to no_mode. Rename MODE_AT_ENTRY to NORMAL_MODE.
Handle insertions before an existing NOTE_INSN_BASIC_BLOCK.
* tm.texi (OPTIMIZE_MODE_SWITCHING): Refer to NORMAL_MODE.
(MODE_USES_IN_EXIT_BLOCK): Delete.
(MODE_AT_ENTRY) Rename to NORMAL_MODE.
* sh.h (MODE_USES_IN_EXIT_BLOCK): Delete.
(MODE_AT_ENTRY): Rename to NORMAL_MODE.
(MODE_NEEDED): Don't look for USE.
(EPILOGUE_USES): Define.
Sun May 28 23:26:59 2000 Philippe De Muyter <[email protected]>
* mklibgcc.in (all): Variable initialized to `libgcc'.
2000-05-28 Gabriel Dos Reis <[email protected]>
* toplev.h (skip_leading_substring): New macro.
* toplev.c (decode_f_option): Use skip_leading_substring instead
of strncmp.
(decode_W_option): Likewise.
2000-05-28 Nick Clifton <[email protected]>
* tm.texi (CONDITIONAL_REGISTER_USAGE): Document that it can
modify reg_names.
2000-05-28 Richard Henderson <[email protected]>
* regclass.c (record_operand_costs): Protect reg_changes_size
with CLASS_CANNOT_CHANGE_SIZE.
* loop.c (instrument_loop_bct): Set JUMP_LABEL on the new insn.
2000-05-28 Richard Henderson <[email protected]>
* function.c (diddle_return_value): A pcc-style struct return
returns a pointer.
2000-05-27 Zack Weinberg <[email protected]>
* cppfiles.c: Read files in, using mmap if possible, then
prescan them separately.
(read_file, read_with_read): New functions.
* cpplex.c: Don't define UCHAR_MAX.
(_cpp_read_and_prescan): Rename to _cpp_prescan. Don't read
the file here.
* cppinit.c (handle_option): Automatically define __cplusplus,
__OBJC__, __ASEEMBLER__, _LANGUAGE_FORTRAN here when we see
the respective -lang switch.
* cpphash.h (enum node_type, struct hashnode, _cpp_lookup
prototype): Move to...
* cpplib.h: ... here. Rename struct hashnode to struct
cpp_hashnode and give it a typedef. Rename _cpp_lookup to
cpp_lookup. Add 'fe_value' slot, a union tree_node *.
2000-05-27 Geoffrey Keating <[email protected]>
* config/rs6000/rs6000.md (movsi): Constify 'name'.
* regclass.c [CLASS_CANNOT_CHANGE_SIZE]
(class_can_change_size): New variable.
(reg_changes_size): New variable.
(init_reg_sets_1): Initialize class_can_change_size.
(record_operand_costs): Remove subreg_changes_size.
Don't pass it around. Instead update reg_changes_size.
(regclass): Initialize and free reg_changes_size. If a register
changes size, don't preference it to a class that contains
registers that can't change size.
(record_reg_classes): Don't look at subreg_changes_size.
2000-05-27 Richard Henderson <[email protected]>
* print-rtl.c (reg_names): Remove const.
* regclass.c (reg_names): Likewise.
* regs.h (reg_names): Likewise.
* hard-reg-set.h (reg_names): Likewise.
2000-05-27 Richard Henderson <[email protected]>
* config/rs6000/rs6000.md (untyped_call): Use GEN_CALL.
2000-05-27 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_does_function_need_gp): Test
TARGET_PROFILING_NEEDS_GP in the if, instead of with an ifdef.
(alpha_expand_prologue): Emit prologue_mcount if needed.
* config/alpha/alpha.h (TARGET_PROFILING_NEEDS_GP): Default to 0.
* config/alpha/alpha.md (prologue_mcount): New.
* config/alpha/linux.h (FUNCTION_PROFILER): Remove.
(TARGET_PROFILING_NEEDS_GP): Undef before redefining.
* config/alpha/netbsd.h: Likewise.
2000-05-27 Richard Henderson <[email protected]>
* config/alpha/elf.h (SELECT_SECTION): Mirror Kenner's May 19
change to config/elfos.h.
2000-05-27 Richard Henderson <[email protected]>
* Makefile.in (resource.o): Depend on except.h.
* except.h (output_exception_table_data): Prototype.
* genconfig.c (gen_peephole2): Prototype.
* genemit.c (main): Include ggc.h.
* genoutput.c: Revert parts of last change: include errors.h
(main): Set progname.
* recog.c: Include hard-reg-set.h before recog.h.
* resource.c: Include except.h.
* config/alpha/alpha-protos.h (alpha_arg_info_reg_val): Protect
with RTX_CODE.
(alpha_write_linkage): Protect with BUFSIZ.
(alpha_need_linkage): Update prototype.
* config/alpha/alpha.c (function_arg): Move VMS code here.
(alpha_links_base): Remove.
(alpha_links): New.
(mark_alpha_links_node, mark_alpha_links): New.
(alpha_write_one_linkage): New.
(alpha_need_linkage): Use a splay tree. Build the linkage symbol.
(alpha_write_linkage): Use splay_tree_foreach.
* config/alpha/alpha.md (call_vms): Use alpha_need_linkage
to get the linkage symbol.
(call_value_vms): Likewise.
* config/alpha/elf.h (output_file_directive): Remove decl.
(ctors_section, dtors_section): Prototype.
(sbss_section, sdata_section): Prototype.
* config/alpha/vms.h (FUNCTION_ARG): Remove.
(readonly_section, link_section, literals_section): Prototype.
(ctors_section, dtors_section): Prototype.
(vms_valid_decl_attribute_p): Remove decl.
(alpha_arg_type, alpha_arg_info_reg_val): Likewise.
2000-05-27 Geoff Keating <[email protected]>
* reload.c (get_secondary_mem): Don't widen floating-point modes.
* combine.c (subst): Honor CLASS_CANNOT_CHANGE_SIZE when
substituting the REG in a (subreg:X (reg:Y ...)).
2000-05-28 Neil Booth <[email protected]>
* cpplex.c (_cpp_lex_line): Merge vertical space. Flag
first token of a line BOL. Update EOF code for this.
Remove illegal directive check - it appears in the (not
yet committed) caller.
* cpplib.h (BOL): New flag.
2000-05-28 Neil Booth <[email protected]>
* cpplex.c (_cpp_init_toklist): No comment space to initialize.
(_cpp_free_toklist): No comment space to free.
(expand_comment_space): Remove.
(save_comment_space): Place the comment in the current token and
not in a separate comment space.
(_cpp_lex_line): Save comments during plain code and #define
directives only.
* cpplib.h (struct _cpp_toklist): Remove comment space.
2000-05-28 Neil Booth <[email protected]>
* cppexp.c (parse_assertion): Supply extra argument to
_cpp_init_toklist.
* cpplib.c (do_assert, do_unassert): Similarly.
* cpphash.h (_cpp_init_toklist) Update.
(_cpp_expand_token_space): New.
(DUMMY_TOKEN, NO_DUMMY_TOKEN): New.
* cpplex.c (_cpp_init_toklist): New argument.
(parse_string2): New argument multiline_ok.
(spell_token): Take a const cpp_token *.
(INIT_NAME): Replace with INIT_TOKEN_NAME. Update tokens_used.
(SPELL_ macros): Replace with enum.
(expand_token_space): Replace with _cpp_expand_token_space.
Take COUNT argument.
(IS_DIRECTIVE): Update.
(_cpp_lex_line): Update token structure before parsing number.
Don't assume start at beginning of token list.
(save_comment): Use INIT_TOKEN_NAME.
2000-05-27 Zack Weinberg <[email protected]>
* configure.in (stage1_warn_cflags): Add -Wstrict-prototypes
-Wmissing-prototypes.
* configure: Regenerate.
* gcc.texi: Remove explanation of MD_CALL_PROTOTYPES.
* builtins.c, calls.c: Change all instances of gen_call_* or
gen_sibcall_* to GEN_CALL_* and GEN_SIBCALL_*.
* calls.c (struct_value_size_rtx): Separate definition from
initialization to avoid unused variable warning.
* genflags.c (gen_macro): New function.
(gen_proto): Call it for gen_call_* and gen_sibcall_*.
(gen_nonproto): Delete.
(gen_insn): Put all insns on the same obstack.
(main): Generate prototypes for everything unconditionally.
* configure.in: Add AC_CHECK_TYPE(ssize_t). Remove commented
out check for wchar_t.
* acconfig.h: Add template for ssize_t. Remove @TOP@.
* system.h: Add infrastructure for defining missing
TYPE_MAX/TYPE_MIN macros. Use it to provide fallback
definitions of UCHAR_MAX and SSIZE_MAX.
* configure: Regenerate.
* config.in: Regenerate.
* Makefile.in (libgcc2.ready): Rename to libgcc.ready.
Depend on $(LANGUAGES) as well as $(GCC_PATCHES) and fixed
headers.
(clean): No need to delete libgcc1.a, libgcc1-asm.a,
libgcc2.a, or libgcc1.null.
2000-05-27 Richard Henderson <[email protected]>
* Makefile.in (recog.o): Don't depend on resource.h.
* recog.c: Don't include resource.h.
(recog_last_allowed_insn): Remove.
(recog_next_insn): Remove.
(struct peep2_insn_data): New.
(peep2_insn_data, peep2_current): New.
(peep2_next_insn): New.
(peep2_regno_dead_p, peep2_reg_dead_p): New.
(peep2_find_free_register): New.
(peephole2_optimize): Track life information by insn as we go.
* recog.h: Update declarations.
* resource.c (find_free_register, reg_dead_p): Remove.
* resource.h: Remove their declarations.
* toplev.c: Include hard-reg-set.h before recog.h.
* genconfig.c (max_insns_per_peep2): New.
(gen_peephole2): New.
(main): Call it.
* genemit.c (output_peephole2_scratches): Generate calls to
peep2_find_free_register; adjust surrounding code.
(main): Have insn-emit.c include hard-reg-set.h before recog.h.
* genrecog.c (change_state): Don't track last_insn.
(write_action): Write into *_pmatch_len before accepting.
(write_tree): Adjust peephole2_insns and subroutines to match.
* config/i386/i386.md (all peepholes): Use peep2_regno_dead_p.
* config/alpha/alpha.c (hard_fp_register_operand): Mind the mode.
(hard_int_register_operand): New.
* config/alpha/alpha-protos.h: Declare it.
* config/alpha/alpha.h (PREDICATE_CODES): Update.
* config/alpha/alpha.md (peep2 patterns): Use hard_int_register_operand
as needed; use peep2_reg_dead_p instead of dead_or_set_p.
2000-05-27 Richard Henderson <[email protected]>
* function.c (thread_prologue_epilogue_insns): Don't move the
line note at the head of the chain. Only force a lineno note
before the end of block 0.
2000-05-27 Richard Henderson <[email protected]>
* gensupport.c (collect_insn_data): Record the maximum number
of alternatives, not the last seen.
* genoutput.c: Don't include errors.h.
(struct data): Add lineno member.
(have_error): New.
(scan_operands): Use message_with_line instead of error.
(validate_insn_alternatives): Likewise.
(gen_insn): Accept and store the pattern's line number.
(gen_peephole, gen_expand, gen_split): Likewise.
(main): Don't set progname. Pass line_no to gen_foo.
2000-05-27 Richard Henderson <[email protected]>
* config/d30v/d30v.c (d30v_print_operand): Handle ':'.
* config/d30v/d30v.h (PRINT_OPERAND_PUNCT_VALID_P): Accept ':'.
* config/d30v/d30v.md (attr predicable): New.
(all insn patterns): Mark non-predicable patterns; use %: on the rest.
(andsi3*): Unify into one pattern.
(iorsi3*, xorsi3*): Likewise.
(peephole2 patterns): Use peep2_reg_dead_p; verify not a
conditional return.
(old cond_exec patterns): Remove.
(define_cond_exec): New.
Sat May 27 11:01:27 2000 Richard Kenner <[email protected]>
* tree.h (TREE_CODE_LENGTH): New macro.
* c-common.c (c_find_base_decl): Use it.
* expr.c (safe_from_p): Likewise.
* print-tree.c (print_node): Likewise.
* tree.c (make_node, copy_node, get_identifier): Likewie.
(first_rtl_op, contains_placeholder_p, substitute_in_expr): Likewise.
(build, build_nt, build_parse_node, simple_cst_equal): Likewise.
* fold-const.c (make_range): Likewise.
(fold): Likewise; also use first_rtl_op.
* c-iterate.c (collect_iterators): Use first_rtl_op.
* calls.c (calls_function_1): Likewise; also rename TYPE to CLASS.
Use IS_EXPR_CODE_CLASS.
(preexpand_calls): Likewise.
* ggc-common.c (ggc_mark_trees): Rework to use first_rtl_op
and TREE_CODE_LENGTH.
* stmt.c (warn_if_unused_value): If no operands, no unused value.
2000-05-26 Geoffrey Keating <[email protected]>
* config/rs6000/rs6000.md (movsi_internal1): Use '%a1' rather
than '%1(%*)'.
(movdi_internal64): Likewise.
* config/rs6000/rs6000.md: Correct order of operands for DImode
boolean patterns.
* config/rs6000/rs6000.c (boolean_or_operator): New function.
* config/rs6000/rs6000-protos.h (boolean_or_operator): Prototype it.
* config/rs6000/rs6000.h (PREDICATE_CODES): Add boolean_or_operator.
* config/rs6000/rs6000.md: Use boolean_or_operator instead of
boolean_operator for the boolean patterns without NOTs.
* config/rs6000/rs6000.c (reg_or_logical_cint_operand): Rename
from reg_or_u_cint_operand. Change comment and behavior.
(logical_operand): Clean up, add assertion.
(non_logical_cint_operand): Also check for
reg_or_logical_cint_operand.
* config/rs6000/rs6000.h (PREDICATE_CODES): Update.
* config/rs6000/rs6000.md (iorsi3): Use reg_or_logical_cint_operand
in the expander.
(xorsi3): Likewise.
(iordi3): Likewise.
(xordi3): Likewise.
2000-05-26 Mark Mitchell <[email protected]>
* tree.h (struct record_layout_info): Rename to (struct
record_layout_info_s).
* stor-layout.c (start_record_layout): Replace
`record_layout_info' with `record_layout_info_s'.
2000-05-26 Richard Earnshaw <[email protected]>
* flow.c (find_label_refs): New function.
(find_basic_blocks_1): Call it for each alternative of a call
placeholder.
2000-05-26 Richard Earnshaw <[email protected]>
* ifcvt.c (cond_exec_get_condition): Set test_if to the SET_SRC
of get_pc.
2000-05-25 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_comparison_operator): Don't be
so strict about DImode.
(alpha_swapped_comparison_operator): Likewise.
* config/alpha/alpha.md (*setne_internal): Name it. Allow
any integer output mode.
(*setcc_internal): Likewise.
(*setcc_swapped_internal): Likewise.
(*movdicc_internal, *movdicc_lbc, *movdicc_lbs): Name them.
(*mov[qhs]icc_internal): New.
(*mov[qhs]icc_lbc, *mov[qhs]icc_lbs): New.
2000-05-25 J. David Anglin <[email protected]>
* vax.h (CPP_SPEC): Define __GFLOAT and GFLOAT when -mg is specified.
2000-05-25 Richard Henderson <[email protected]>
* bb-reorder.c (reorder_block_def): Reorder elements for size.
Remove add_jump; add next; replace flags with visited.
(rbd_init): Remove.
(REORDER_BLOCK_HEAD, REORDER_BLOCK_VISITED): Remove.
(REORDER_BLOCK_FLAGS, REORDER_BLOCK_INDEX): Remove.
(REORDER_BLOCK_ADD_JUMP, REORDER_BLOCK_EFF_HEAD): Remove.
(REORDER_BLOCK_EFF_END, REORDER_BLOCK_SCOPE): Remove.
(RBI): New.
(reorder_index, reorder_last_visited): Remove.
(skip_insns_after_block): Rewrite to use a switch.
(get_common_dest): Remove.
(chain_reorder_blocks): Remove.
(record_effective_endpoints): Split out from reorder_basic_blocks.
(make_reorder_chain): Likewise. Loop until all blocks are placed.
(make_reorder_chain_1): Renamed from old make_reorder_chain.
Only construct the reorder chain, do not move insns. Try harder
to tail recurse.
(label_for_bb, emit_jump_to_block_after): New.
(fixup_reorder_chain): Use them. Do bulk block movement. Examine
and adjust the jump insns appropriately. Fixup basic_block_info.
(verify_insn_chain): Always define.
(relate_bbs_with_scopes): Call xmalloc, not xcalloc. Fix thinko
in allocation size.
(make_new_scope): Don't write zeros to calloc'd space.
(build_scope_forest): Rely on xrealloc to DTRT.
(reorder_basic_blocks): Don't build loop nest. Don't fail if
profile_arc_flag. Streamline EH test.
* flow.c (redirect_edge_succ, redirect_edge_pred): New.
* basic-block.h: Declare them.
2000-05-25 Alexandre Oliva <[email protected]>
* emit-rtl.c (reset_used_decls): New function.
(unshare_all_rtl_again): Call it.
2000-05-25 Zack Weinberg <[email protected]>
* cpplex.c (maybe_macroexpand): Warn about function-like
macros used in non-function context, if -Wtraditional.
2000-05-25 Mark Mitchell <[email protected]>
* recog.c (peephole2_optimize): Use INSN_P.
2000-05-25 Richard Henderson <[email protected]>
* ifcvt.c (seq_contains_jump): New.
(noce_try_store_flag_constants): Use it to fail conversion.
(noce_try_store_flag_inc, noce_try_store_flag_mask): Likewise.
2000-05-25 Mark Mitchell <[email protected]>
* except.h (can_throw): Declare it.
* except.c (can_throw): Give it external linkage.
* resource.c (find_dead_or_set_registers): Use can_throw.
2000-05-25 Richard Henderson <[email protected]>
* flow.c (mark_set_1): Don't record conditionally dead memory.
2000-05-25 Jan Hubicka <[email protected]>
* combine.c (try_combine): Use any_condjump_p, any_uncondjump_p
and pc_set at the place of simplejump_p and condjump_p.
* cse.c (record_jump_equiv): Likewise.
* emit-rtl.c (emit): Likewise.
* explow.c (find_next_ref): Likewise.
* flow.c (tidy_fallthru_edge): Likewise.
(init_propagate_block_info): Likewise.
* gcse.c (delete_null_pointer_checks): Likewise.
* ifcvt.c (cond_exec_get_condition, noce_get_condition,
dead_or_predicable): Likewise.
* integrate.c (copy_insn_list): Likewise.
* loop.c (scan_loop, verify_dominator, find_and_verify_loops,
for_each_insn_in_loop, check_dbra_loop, get_condition,
insert_bct, load_mems): Likewise.
* resource.c (find_dead_or_set_registers): Likewise.
* sibcalls.c (simplejump_p): Likewise.
* unroll.c (copy_loop_body, reg_dead_after_loop): Likewise.
2000-05-25 David Edelsohn <[email protected]>
* rs6000.c (expand_block_move): Add 64-bit PowerPC doubleword move
to STRING case. Use doubleword STRING move for TARGET_POWERPC64
when unaligned.
* rs6000.h (CONST_OK_FOR_LETTER_P, 'J'): unsigned HOST_WIDE_INT.
(RETURN_ADDR_RTX): Use COUNT and FRAME, not count and frame.
(LEGITIMIZE_RELOAD_ADDRESS): unsigned HOST_WIDE_INT high.
* rs6000.md: Name various internal patterns.
2000-05-25 Jan Hubicka <[email protected]>
* jump.c (invert_exp_1): Remove first argument, use pc_set
to get the expression.
(redirect_exp): Make static; redirect only the pc_set expression,
remove first argument.
(invert_exp): Remove first argument, make static.
(jump_optimize): Use any_condjump_p, any_uncondjump_p and
any_onlyjump at most places where we originaly did condjump_p
and simplejump_p.
(jump_back_p, follow_jumps, thread_jumps): Likewise.
(delete_barrier_succesors): Use pc_set.
(invert_jump_1, invert_jump, redirect_jump_1, redirect_jump): Update
calls of invert_exp and redirect_exp.
* rtl.h (redirect_exp, invert_exp): Remove.
* unroll.c (copy_loop_body): Use invert_jump and redirect_jump.
2000-05-25 Richard Henderson <[email protected]>
* stmt.c (expand_end_bindings): Fix thinko last change.
2000-05-25 Andrew MacLeod <[email protected]>
Andrew Haley <[email protected]>
* except.c (func_eh_entry): Add emitted field.
(new_eh_region_entry): Set emitted field to 0;
(output_exception_table_entry): Only emit previously un-emitted data,
and send it to the eh_data section.
(output_exception_table): Break out common parts. Output
exception table for entire compilation unit to eh_data section.
(output_exception_table_data): Common parts of output_exception_table.
Send output to eh_data section.
(output_function_exception_table): Output exception table data for
a single function to eh_data section.
(free_exception_table): New external to free the table.
* except.h (free_exception_table): Add prototype.
(output_function_exception_table): Add prototype.
* final.c (final_end_function): Output function exception table
for IA64_UNWIND_INFO.
(final_scan_insn): Emit any unwind directives for an insn.
* frame-dwarf2.c: New file containing all DWARF 2 specific code
from frame.c.
* frame.c: Remove all DWARF 2 specific code.
* config/ia64/frame-ia64.c: New file.
(gthread_stuff): Make all gthread available with
IA64_UNWIND_INFO.
(dwarf_fde): Define an IA64 struct for dwarf_fde.
(__register_frame_info, __register_frame): Move to common area of file.
(__register_frame_info_table, __register_frame_table): Move to common i
area.
(__deregister_frame_info, __deregister_frame): Move to common area.
(__frame_init, find_fde): New versions for IA64_UNWIND_INFO.
(read_uleb128): New version for ia64.
(get_unwind_record): Read the next IA-64 unwind record.
(read_R_record): Read a region header record.
(process_a_b_reg_code): X record helper.
(read_X_record): Read an X format record.
(read_B_record): Read a B format record.
(P3_record_types): List of record types matching the P3 format.
(P7_record_types): List of record types matching the P7 format.
(P8_record_types): List of record types matching the P8 format.
(read_P_record): Read a P format record.
(init_ia64_reg_loc): Set default fields for a register.
(init_ia64_unwind_frame): Set defaults for all register records.
(execute_one_ia64_descriptor): Execute one descriptor record.
(rse_address_add): Calculate the position of a local reg in memory.
(normalize_reg_loc): Turn a location descriptor into a memory address.
(maybe_normalize_reg_loc): Only normalize a descriptor if it falls
within a specified PC offset range.
(get_real_reg_value): Given a register location, retrieve its value.
(set_real_reg_value): Change the value of a register location.
(copy_reg_value): Copy reg values, if needed.
(copy_saved_reg_state): Copy all registers that need to be copied.
(process_state_between): Normalize all frame register records that
fall within the specified PC range.
(frame_translate): Take a processed frame description, and turn
everything into addresses.
(build_ia64_frame_state ): Find and create frame state record for a PC.
(get_personality): Get the personality routine for a given frame.
(get_except_table): Get the exception table for a given frame.
(record_name): Unwind record names for debugging.
(print_record): Print and unwind record.
(print_all_records): Print an entire unwind image.
(__ia64_backtrace): Print a backtrace.
(ia64_backtrace_helper): New function.
(__register_frame_info_aux): New function.
* config/ia64/crtend.asm (__do_frame_setup_aux): New function.
* frame.h (enum unw_record_type): New unwind record types.
(struct unw_p_record, unw_b_record, unw_x_record) : New unwind records.
(struct unw_r_record, unwind_record): New unwind record structs.
(struct unwind_info_ptr): Unwind information layout.
(IA64_UNW_LOC_TYPE_*): Macros for different types for location
descriptors.
(struct ia64_reg_loc): Register location description.
(struct ia64_frame_state): Location of all registers in a frame.
(struct object): Add pc_base and fde_end for IA64_UNWIND_INFO.
* libgcc2.c (__ia64_personality_v1): Personality routine.
(__calc_caller_bsp): Calculate the bsp register for the caller's
frame.
(ia64_throw_helper): Figure out who to return to and set up the
registers.
(__throw): Throw routine.
* output.h (assemble_eh_align, assemble_eh_label): New functions
to generate EH info where we want it.
(assemble_eh_integer): New function.
* toplev.c (compile_file): Output module level exception table for
non-ia64 targets.
(main): Set exceptions_via_longjump and flag_new_exceptions based
on IA64_UNWIND_INFO too.
* varasm.c (assemble_eh_label): Generate a label via
ASM_OUTPUT_EH_LABEL if it has been specified.
(assemble_eh_align): Generate an alignment directive via
ASM_OUTPUT_EH_ALIGN if it has been specified.
(assemble_eh_label): Generate an integer value via
ASM_OUTPUT_EH_type if they have been specified.
* config/ia64/ia64.c (rtx_needs_barrier): Add flushrs.
(ia64_init_builtins): Add __builtin_ia64_bsp
and __builtin_ia64_flushrs.
(ia64_expand_builtin): Add IA64_BUILTIN_BSP and
IA64_BUILTIN_FLUSHRS.
* config/ia64/ia64.h (ia64_builtins): Add IA64_BUILTIN_BSP and
IA64_BUILTIN_FLUSHRS.
* config/ia64/ia64.md (flushrs): New insn to flush the register
stack. Add to unspec list.
* config/ia64/crtbegin.asm (frame_object): Change size.
(__do_frame_setup_aux): New function.
* config/ia64/crtend.asm: call __do_frame_setup_aux.
* config/ia64/t-ia64 (LIB2ADDEH): Add.
* Makefile.in (LIB2ADDEH): Add.
(LIB2ADD): Use LIB2ADDEH.
2000-05-24 Richard Henderson <[email protected]>
* recog.c (offsettable_address_p): If mode size is zero, assume
BIGGEST_ALIGNMENT.
2000-05-24 J. David Anglin <[email protected]>
* configure.in: Check for -Wno-long-long option support and improve
handling of warning CFLAGS for stages 1 and 2.
* Makefile.in (WARN_CFLAGS): Move definition to configure.in.
* configure: Regenerate.
Wed May 24 19:37:53 2000 Jeffrey A Law ([email protected])
* gcc.texi: Remove contributor list. Instead include contrib.texi.
* contrib.texi: New file.
Thu May 25 02:27:22 2000 J"orn Rennecke <[email protected]>
* loop.c (basic_induction_var): Avoid double recording of an increment.
Thu May 25 02:19:27 2000 J"orn Rennecke <[email protected]>
* Back out this patch:
Tue Dec 7 19:22:06 1999 Richard Henderson <[email protected]>
* loop.h (struct induction): Add multi_insn_incr.
* loop.c (basic_induction_var): New multi_insn_incr argument.
Set it if we search back through previous insns for the biv.
(record_biv): New multi_insn_incr argument; fill in struct induction.
(strength_reduce): Discard an iv with multiple bivs, any of
which require multiple insns to increment.
* loop.c (check_insn_for_bivs): Remove bits copied from above patch.
Thu May 25 02:09:10 2000 J"orn Rennecke <[email protected]>
* rtl.h (loc_mentioned_in_p): Declare.
* reload.c (loc_mentioned_in_p): Moved from here...
* rtlanal.c (loc_mentioned_in_p): to here. No longer static.
Fix loop increment for 'E' handling.
* loop.c (strength_reduce): When doing biv->giv conversion,
take multi-insn biv increments into account.
2000-05-24 Jason Merrill <[email protected]>
* stmt.c (expand_end_bindings): Look through NOTEs to find a
BARRIER.
2000-05-24 Mark Mitchell <[email protected]>
* calls.c (expand_call): Handle cleanups in tail-recursion
arguments analogously to cleanups in sibling calls.
2000-05-24 Kaveh R. Ghazi <[email protected]>
* simplify-rtx.c: Rename macro SIGN_EXTEND to HWI_SIGN_EXTEND.
All callers changed.
2000-05-24 Alexandre Oliva <[email protected]>
* expr.c (expand_assignment, store_expr, expand_expr,
expand_expr_unaligned): Set in_check_memory_usage while emitting
chkr_check_addr libcall.
2000-05-24 Nick Clifton <[email protected]>
* fold-const.c (extract_muldiv): When constructing a
multiplier/divisor, do not expect const_binop to correctly
determine if overflow has occurred, so check explicitly.
2000-05-24 Alexandre Oliva <[email protected]>
* c-decl.c (build_enumerator): Don't modify the value's type,
convert it.
2000-05-24 Andreas Jaeger <[email protected]>
* mips.h (LINKER_ENDIAN_SPEC): Pass -EL to linker by default.
2000-05-24 Eric Christopher <[email protected]>
* configure.in: Redefine inhibit_libc conditions.
* libgcc2.c: Remove inhibit_libc conditional define.
* configure: Regenerate.
2000-05-24 Phil Edwards <[email protected]>
* configure.in: For --enable-languages=LIST, check for empty LIST.
* configure: Regenerate.
2000-05-24 Lars Brinkhoff <[email protected]>
* pdp11.h (STACK_BOUNDARY): Define.
2000-05-24 Jakub Jelinek <[email protected]>
* ifcvt.c (if_convert): Update life info globally.
2000-05-24 Alexandre Oliva <[email protected]>
* emit-rtl.c (unshare_all_decls): New function.
(unshare_all_rtl): Call it.
2000-05-23 Nick Clifton <[email protected]>
* configure.in: Treat 'strongarm' as if it were 'arm' when
determining cpu type.
* configure: Regenerate.
* config/arm/arm.c: Change 'char *' to 'const char *' for cases
where constant strings are involved.
* config/arm/arm.h (arm_condition_codes): Change type to 'const
char *'.
* config/arm/arm-protos.h: Change 'char *' to 'const char *' for
cases where constant strings are involved.
Tue May 23 15:08:31 2000 Clinton Popetz <[email protected]>
* config/sh/sh.c (gen_far_branch, split_branches): Update
to reflect new prototypes for redirect_jump and invert_jump.
(sh_insn_length_adjustment): Get rid of const warnings.
2000-05-23 Kazu Hirata <[email protected]>
* invoke.texi (Options for Debugging Your Program or GCC): Update
the names of dump files.
Tue May 23 13:58:52 2000 Philippe De Muyter <[email protected]>
* configure.in (NO_MINUS_C_MINUS_O): Fix thinko in previous fix.
* configure: Regenerated.
2000-05-23 Zack Weinberg <[email protected]>
* simplify-rtx.c (SIGN_EXTEND): New macro.
(simplify_unary_operation, simplify_binary_operation,
simplify_relational_operation): Use SIGN_EXTEND. Make low
halves of (low, high) pairs unsigned if they weren't already.
(simplify_ternary_operation): Cast INTVAL to unsigned before
comparing to a MODE_BITSIZE.
2000-05-23 Kaveh R. Ghazi <[email protected]>
* aclocal.m4 (gcc_AC_CHECK_DECL, gcc_AC_CHECK_DECLS): New macros
rewritten from the internals of gcc_AC_NEED_DECLARATION{S}.
* configure.in (gcc_AC_CHECK_DECLS): Call this instead of
gcc_AC_NEED_DECLARATIONS.
* dwarfout.c: Don't prototype time().
* gcc.c: Check HAVE_DECL_* instead of NEED_DECLARATION_*.
* system.h: Likewise.
* toplev.c: Likewise.
2000-05-23 Zack Weinberg <[email protected]>
* c-decl.c (pushdecl): Invert sense of test for non-global types.
Tue May 23 18:11:42 2000 J"orn Rennecke <[email protected]>
* reload1.c (reload_cse_move2add): Honor TRULY_NOOP_TRUNCATION.
2000-05-23 Jonathan Larmour <[email protected]>
* config/mips/elf64.h (CTOR_LISTS_DEFINED_EXTERNALLY): Define
Tue May 23 06:50:29 2000 Richard Kenner <[email protected]>
* config/alpha/alpha.c: Remove #ifdef HAIFA since now only scheduler.
(alpha_start_function): Never write ..ng label if VMS or NT.
(alpha_align_insns): Remove GP_IN_USE arg.
Alignment now unsigned.
(alpha_reorg): Don't pass GP_IN_USE arg to alpha_align_insns.
* config/alpha/alpha.md (prologue_ldgp): Split into one define_expand
and two define_insn's.
2000-05-22 Richard Henderson <[email protected]>
* combine.c (simplify_comparison): Use trunc_int_for_mode.
2000-05-22 Richard Henderson <[email protected]>
* stor-layout.c (place_field): Change rli->size to rli->offset.
2000-05-22 Richard Henderson <[email protected]>
* function.c (thread_prologue_and_epilogue_insns): Make sure
existing line number notes appear after the prologue.
Mon May 22 21:49:00 2000 Richard Kenner <[email protected]>
* config/alpha/alpha.c (alpha_fnname): New static variable.
(print_operand, case '~'): New case.
(alpha_expand_prologue): Emit prologue_ldgp insn if needed.
(alpha_start_function): Set alpha_fnname.
Write "ng" label if no ldgp; don't write ldgp insn.
* config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): New case '~'.
* config/alpha/alpha.md (prologue_ldgp): New define_insn.
Mon May 22 11:30:48 2000 Clinton Popetz <[email protected]>
* jump.c (jump_optimize_1): Don't increment LABEL_NUSES
on deleted labels.
2000-05-22 Zack Weinberg <[email protected]>
* varasm.c (eh_frame_section): Revert change to argument list.
Mon May 22 13:14:03 2000 Richard Kenner <[email protected]>
* optabs.c (can_extend_p): Allow unsignedp to have any nonzero value.
(gen_extend_insn, can_fix_p, can_float_p): Likewise.
* final.c (final_scan_insn, case NOTE_INSN_FUNCTION_BEG): Remove
dangling "else" that causes "break" to be conditional.
Also remove unneeded code at start.
Mon May 22 17:31:35 2000 Philippe De Muyter <[email protected]>
* m68k/m68k.h (STORE_FLAG_VALUE): Macro set to (-1), not -1.
* fx80/fx80.h, i370/i370.h, m88k/m88k.h (STORE_FLAG_VALUE): Ditto.
* gmicro/gmicro.h, we32k/we32k.h (STORE_FLAG_VALUE): Ditto.
2000-05-22 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md (movdf_insn_v9only_vis): fzero has
just one argument.
Mon May 22 06:57:49 2000 Richard Kenner <[email protected]>
* alias.c (record_component_aliases): New function.
* tree.h: Clean up some declarations and comments.
(record_component_aliases): New declaration.
* tree.c (get_alias_set): If type and has alias set, use it.
2000-05-22 Richard Henderson <[email protected]>
* simplify-rtx.c (simplify_ternary_operation): Try to simplify
IF_THEN_ELSE to a setcc form.
* jump.c (can_reverse_comparison_p): Be prepared for insn null.
2000-05-21 Kaveh R. Ghazi <[email protected]>
* fixinc/inclhack.def (sun_malloc): Handle `calloc'.
(sun_malloc, sysz_stdtypes_for_sun): Add test_text.
Sun May 21 16:42:31 2000 Richard Kenner <[email protected]>
* combine.c (try_combine): Handle i3_subst_into_i2 case when I2 is
not a PARALLEL.
2000-05-20 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.md (movdi, movdf): 64-bit clean-up.
* config/mn10300/mn10300.c (print_operand): Likewise.
* final.c (split_double): Right shift of negative values is not
portable.
* ifcvt.c (if_convert): Scan and kill dead code.
* emit-rtl.c (unshare_all_rtl): Store the copied rtx.
2000-05-20 Zack Weinberg <[email protected]>
* diagnostic.c: Eliminate implicit int.
* except.c, gcc.c: Add static prototypes.
* final.c (final_end_function): Mark file arg ATTRIBUTE_UNUSED.
* gensupport.c (process_rtx): Use XVEC to initialize vector
slot of 'split'.
* print-rtl.c: If DEBUG_REGISTER_NAMES, define static
debug_reg_names instead of static reg_names. If not, define
global reg_names.
* regclass.c: Don't define global reg_names unless
DEBUG_REGISTER_NAMES is defined.
* reload1.c (order_regs_for_reload): Remove unused variable.
* varasm.c: Include output.h after defaults.h. Define
eh_frame_section as function of no args, not of unspecified args.
* gcc.c: Constify argbuf; arguments to store_arg,
process_command, main; elements of struct command and struct
switchstr; local variables in execute, process_command, main.
2000-05-20 Bruce Korb <[email protected]>
* fixinc/inclhack.def: many applications of c_fix=format + tests
* fixinc/check.diff: regenerated
* fixinc/fixincl.x: regenerated
Sat May 20 09:30:55 2000 Richard Kenner <[email protected]>
* alias.c: Clarify some comments.
(record_base_value): REGNO is unsigned.
* rtl.h (record_base_value): Likewise.
* alias.c (aliases_everything_p): Don't special-case QImode here.
* c-common.c (c_get_alias_set): Do it here.
Handle BIT_FIELD_REF by getting alias info for arg.
Use POINTER_TYPE_P.
2000-05-20 Alexandre Oliva <[email protected]>
* mklibgcc.in: Restore rule to create ${dir}.
Sat May 20 08:45:41 2000 H.J. Lu <[email protected]>
* Makefile.in (libgcc.mk): Depend on xgcc$(exeext) for
GCC_FOR_TARGET used by MULTILIBS.
* mklibgcc.in: Make sure each .o file depends on the
directory it will be in.
Make the multilib directory depends libgcc.
Sat May 20 08:29:28 2000 H.J. Lu <[email protected]>
* Makefile.in (bootstrap): Unset LANG_LIB2FUNCS for stage 1.
Sat May 20 07:27:35 2000 Alexandre Oliva <[email protected]>
* fold-const.c (make_range): Handle degenerated intervals.
Fixes c-torture/execute/991221-1.c
Fri May 19 18:16:31 2000 Richard Kenner <[email protected]>
* cse.c (cse_basic_block): Only call find_reg_note if REG_NOTES not 0.
* reload.c (find_equiv_reg): Likewise.
* alias.c (init_alias_analysis): Likewise.
Only call prologue_epilogue_contains on insns.
* basic-block.h (REG_SET_TO_HARD_REG_SET): Call new function.
* bb-reorder.c (hard-reg-set.h): Include earlier.
* haifa-sched.c (hard-reg-set.h): Likewise.
* ifcvt.c (hard-reg-set.h): Likewise.
* local-alloc.c (hard-reg-set.h): Likewise.
* loop.c (hard-reg-set.h): Likewise.
* predict.c (hard-reg-set.h): Likewise.
* regrename.c (hard-reg-set.h): Likewise.
* flow.c (hard-reg-set.h): Likewise.
(reg_set_to_hard_reg_set): New function.
* bitmap.c (regs.h, basic-block.h): No longer include.
(bitmap.h): Now include.
* conflict.c (hard-reg-set.h): Include.
* profile.c (hard-reg-set.h): Likewise.
* print-rtl.c (hard-reg-set.h): Likewise.
* sbitmap.c (hard-reg-set.h): Likewise.
* toplev.c (hard-reg-set.h): Likewise.
* unroll.c (hard-reg-set.h, basic-block.h): Likewise.
* hard-reg-set.h (reg_names): Now constant.
* regs.h (reg_names): Likewise.
* regclass.c (reg_names): Likewise.
* loop.h (basic-block.h): No longer include.
(bitmap.h): Now include.
* reload1.c (order_regs_for_reload): Avoid loop over reg sets.
* Makefile.in (LOOP_H, sbitmap.o, profile.o): Reflect above changes.
(toplev.o, print-rtl.o, conflict.o, unroll.o, bitmap.o): Likewise.
2000-05-19 Jan Hubicka <[email protected]>
Richard Henderson <[email protected]>
* basic-block.h (struct edge_def): New field "count".
(struct basic_block_def): Likewise.
* flow.c (entry_exit_blocks): Add count fileds.
(split_edge): Keep count information up-to-date.
(dump_edge_info, dump_flow_info): Dump count fields.
* final.c (count_instrumented_edges): Rename to edge from arc.
(end_final): Update users.
* profile.c: Include expr.h, basic-block.h.
(struct adj_list, ARC_TARGET, ARC_SOURCE, ARC_COUNT): Kill.
(struct bb_info, label_to_bb, label_to_bb_size, bb_graph): Kill.
(ignore_next_note, return_label_execution_count): Kill.
(bbg_file_name, da_file_name): Kill.
(edge_info, bb_info): New structures.
(EDGE_INFO, BB_INFO, GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): New macros.
(count_instrumented_edges, total_num_edges): Rename to edge from arc.
(total_num_edges_instrumented): Likewise.
(init_arc, expand_spanning_tree): Kill.
(fill_spanning_tree, tablejump_entry_p): Kill.
(instrument_edges): Rewrite from instrument_arcs to use
commit_edge_insertions infrastructure.
(compute_branch_probabilities): Remove arguments; rewrite for
CFG infrastructure; use rtl_dump_file directly.
(branch_prob, find_spanning_tree): Likewise.
(union_groups, find_group): New.
(init_branch_prob): Make bbg_file_name and da_file_name local.
(end_branch_prob): Use rtl_dump_file directly.
(init_edge_profiler): Rename to edge from arc.
(output_arc_profiler): Kill.
(gen_edge_profiler): New.
(output_func_start_profiler): Turn off profiling. Make the
constructor static when we can.
* rtl.h (branch_prob, end_branch_prob): Update prototypes.
* toplev.c (DFI_flow): Remove.
(DFI_cfg, DFI_life): New.
(dump_file): Update accordingly.
(compile_file): Call end_branch_prob if profile_arc_flag too.
(rest_of_compilation): Move flow1 cfg creation to DFI_cfg. Do edge
profiling after the CFG is built. Move flow1 life analysis to
DFI_life. Always estimate remaining probabilities.
2000-05-19 Richard Henderson <[email protected]>
* ifcvt.c (find_if_case_2): Don't allow THEN to be EXIT.
* flow.c (make_edges): The sibling call edge to exit is abnormal.
2000-05-19 Richard Henderson <[email protected]>
* jump.c (redirect_jump): Add delete_unused argument. Don't
remove labels and code following when LABEL_NUSES goes to zero.
(invert_jump): Likewise.
(jump_optimize_1): Fix redirect/invert arguments.
(do_cross_jump, thread_jumps): Likewise.
* flow.c (split_edge): Likewise.
* reorg.c (optimize_skip): Likewise.
(reorg_redirect_jump, relax_delay_slots, dbr_schedule): Likewise.
* profile.c (instrument_arcs): Likewise.
* loop.c (find_and_verify_loops): Likewise. Fix indentation.
* rtl.h: Update prototypes.
Fri May 19 12:05:13 2000 Clinton Popetz <[email protected]>
* ssa.c (convert_from_ssa): Tell life_analysis we need death
notes.
(make_regs_equivalent_over_bad_edges): Only look at abnormal
critical edges.
2000-05-19 Zack Weinberg <[email protected]>
* cpphash.c (funlike_macroexpand): Make sure not to walk p1
past l1 when deleting whitespace and markers.
* cpplex.c (_cpp_scan_until): Clear AUX field of tokens.
* cpplib.c (do_unassert): Put the list to compare against on
the stack.
2000-05-19 Bruce Korb <[email protected]>
* fixinc/README: cleaned up old documentation
* fixinc/check.diff: regenerated & verified on OSR5 on ix86
* fixinc/check.tpl: compute the list of needed directories
emit "#if defined(name)" because of conflict
omit machine name differences from output differences
* fixinc/inclhack.def( m88k_multi_incl ): Use `wrap' function
(machine_name): change test text to use `sed' markers
* fixinc/fixincl.x: regen
Fri May 19 06:49:35 2000 Richard Kenner <[email protected]>
* config/elfos.h (SELECT_SECTION): Don't access DECL_INITIAL of
a CONSTRUCTOR.
2000-05-18 Chris Demetriou <[email protected]>
* gcc.texi (MULTILIB_EXCEPTIONS): Correct example and update
it to match the current practice.
2000-05-18 Mark Mitchell <[email protected]>
* Makefile.in (STAGESTUFF): Fix typo in spelling of s-under.
2000-05-18 Richard Henderson <[email protected]>
* rtlanal.c (insn_dependant_p, insn_dependant_p_1): New.
* rtl.h (insn_dependant_p): Declare it.
* loop.c (strength_reduce): Use it.
2000-05-18 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.c (expand_prologue, expand_epilogue):
16-bit and 64-bit clean-up.
2000-05-18 Mark Elbrecht <[email protected]>
* configure.in (*-pc-msdosdjgpp): Set float_format to none.
* configure: Rebuilt.
2000-05-18 Zack Weinberg <[email protected]>
* genopinit.c: Use $ for escape sequences in optab patterns.
Remove backslashes from optab patterns. Change $A, $B, $C to
expand to (int) whatever instead of just whatever; remove
explicit (int) from all optab patterns.
* gensupport.c (xmalloc, xrealloc, xstrdup): Provide.
* genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c,
genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
genrecog.c: Remove private copies of xmalloc, xrealloc, and
xstrdup.
2000-05-18 Richard Henderson <[email protected]>
* jump.c (jump_optimize_1): Base minimum insn count during
find_cross_jump on BRANCH_COST.
2000-05-18 Jakub Jelinek <[email protected]>
* print-rtl.c (print_rtx): Only print note line number as string
if between NOTE_INSN_BIAS and NOTE_INSN_MAX.
* final.c (final_scan_insn): Do nothing for note line number 0.
2000-05-18 Jakub Jelinek <[email protected]>
* gcc-common.c (ggc_mark_rtx_children): Mark NOTE_EXPECTED_VALUE
from NOTE_INSN_EXPECTED_VALUE notes and NOTE_SOURCE_FILE from
NOTE_INSN_DELETED_LABEL.
2000-05-18 Nick Clifton <[email protected]>
* config/arm/unknown-elf.h (UNIQUE_SECTION): Place constant,
uninitialized data in .rodata not .bss, and do not interpret an
error in the initialisation value as meaning that the variable
should be placed in the .bss section.
Thu May 18 12:10:18 2000 Philippe De Muyter <[email protected]>
* configure.in (NO_MINUS_C_MINUS_O): Test `$ac_cv_prog_cc_${ac_cc}_c_o',
not `$ac_cv_prog_cc_cc_c_o'.
* configure: Regenerated.
2000-05-18 Chris Demetriou <[email protected]>
Richard Henderson <[email protected]>
* c-common.h (enum c_tree_index): Add g77 type entries.
(g77_integer_type_node, g77_uinteger_type_node): New.
(g77_longint_type_node, g77_ulongint_type_node): New.
* c-decl.c (init_decl_processing): Initialize them.
2000-05-18 Richard Henderson <[email protected]>
* config/h8300/h8300.md (subs patterns): Use %G to negate.
* config/h8300/h8300.c (ok_for_bclr): Take a HOST_WIDE_INT.
(small_power_of_two): Likewise; use exact_log2.
(adds_subs_operand, one_insn_adds_subs_operand): Remove.
(output_adds_subs): Remove.
(two_insn_adds_subs_operand): New.
(split_adds_subs): New.
* config/h8300/h8300-protos.h: Update.
* config/h8300/h8300.h (CONST_OK_FOR_J): Cast to uns HOST_WIDE_INT.
(CONST_OK_FOR_L): Match strict adds operands.
(CONST_OK_FOR_N): Match struct subs operands.
* config/h8300/h8300.md (adds_subs insns): Remove.
(addhi patterns): Output adds/subs directly.
(addsi_h8300h): Likewise.
(addhi/addsi splitters): New. Decompose two_insn_adds_subs_operand.
2000-05-18 Zack Weinberg <[email protected]>
* cppexp.c (parse_assertion): New.
(lex): Call it for CPP_HASH. Remove CPP_ASSERTION case.
(_cpp_parse_expr): Remove case '#'. Don't set
parsing_if_directive.
* cpphash.c (collect_objlike_expansion,
collect_funlike_expansion, collect_params,
_cpp_create_definition): The list no longer has a trailing
VSPACE token.
* cpphash.h (enum node_type): Add T_ASSERTION.
(struct hashnode): Remove aschain, add pred.
(struct predicate): New.
Update prototypes.
* cpplex.c (expand_token_space): Handle both offset and
nonoffset lists.
(init_token_list, _cpp_free_token_list, _cpp_parse_assertion): Delete.
(_cpp_init_toklist, _cpp_clear_toklist, _cpp_free_toklist,
_cpp_slice_toklist, _cpp_squeeze_toklist, _cpp_equiv_tokens,
_cpp_equiv_toklists): New.
(_cpp_scan_line): Rename to _cpp_scan_until; add ability to
stop at any single-character token, not just newline.
(_cpp_lex_token): Remove special cases for #define and #if.
(cpp_get_token): Expect # as a separate token type. Remove
DIRECTIVE case.
(_cpp_get_directive_token): Remove DIRECTIVE case.
(_cpp_lex_line, _cpp_lex_file, _cpp_init_input_buffer): Update.
* cpplib.c (_cpp_check_directive): Set dirno and
SYNTAX_INCLUDE bit of flags, not dir_handler and dir_flags.
(_cpp_handle_directive): Run # <number> through the same logic
as normal directives.
(do_define): Don't set parsing_define_directive. Use
_cpp_scan_until. The list does not have a VSPACE at the end.
(do_if): Save, clear, and restore only_seen_white around
_cpp_parse_expr.
(skip_if_group): s/CPP_DIRECTIVE/CPP_HASH/
(do_assert, do_unassert): Rewrite.
* cpplib.h (TTYPE_TABLE): Remove CPP_ASSERTION.
(LIST_OFFSET): New flag.
(struct cpp_toklist): Replace dir_handler and dir_flags with
dirno and flags.
(struct cpp_reader): Remove parsing_if_directive and
parsing_define_directive.
2000-05-18 Kaveh R. Ghazi <[email protected]>
* fixinc/inclhack.def (broken_cabs): Update fix to handle comments
following the cabs decl which terminate on the following line.
Add the corresponding test_text case.
2000-05-18 Neil Booth <[email protected]>
* cppinit.c (cpp_reader_init): Initialize col_adjust and
default tab stop size.
(no_num, OPT_ftabstop): New.
(handle_option): Handle "ftabstop=" command-line option.
(print_help): Document it.
* cpplex.c (COLUMN): Remove.
(handle_newline): Reset col_adjust.
(skip_whitespace): Update col_adjust as tabs encountered.
(_cpp_lex_line): Update to use col_adjust. Call
skip_whitespace for all whitespace.
* cpplib.h (struct cpp_options): New member tabstop.
(struct cpp_reader): New member col_adjust.
(CPP_BUF_COL): Update.
(CPP_BUF_COLUMN): New.
* cpp.texi: Document "-ftabstop=" command line option.
Wed May 17 18:19:41 2000 Philippe De Muyter <[email protected]>
* configure.in (NO_MINUS_C_MINUS_O): Macro made availabe for AC_OUTPUT
files.
* configure: Rebuilt.
Wed May 17 18:06:12 2000 John David Anglin <[email protected]>
* mklibgcc.in Add missing -DL$name when compiling modules in libgcc1.c.
* tree.c (build_common_tree_nodes): Do not build TI nodes unless
HOST_BITS_PER_WIDE_INT is >= 64.
2000-05-17 Richard Henderson <[email protected]>
* jump.c (jump_optimize_1): Remove inactive but real insns
in jump-to-next-insn optimization.
2000-05-17 Richard Henderson <[email protected]>
* toplev.c (rest_of_compilation): Don't call optimize_mode_switching
unless OPTIMIZE_MODE_SWITCHING. Conditionally set no_new_pseudos.
Don't call recompute_reg_usage if no_new_pseudos is true.
* lcm.c (optimize_mode_switching): Move ifdefs outside function.
Return true if we did work; update global life information.
* basic-block.h (optimize_mode_switching): Update decl.
2000-05-17 Neil Booth <[email protected]>
* cpplex.c (expand_name_space): Don't use ptrdiff_t.
2000-05-17 Zack Weinberg <[email protected]>
* cpplib.c: New feature, #pragma system_header.
* cpp.texi: Document special treatment of system headers, and
the various mechanisms to get a header that special treatment.
2000-05-17 Kaveh R. Ghazi <[email protected]>
* system.h (offsetof): Define at the very end, to ensure we prefer
the platform's definition if available.
2000-05-16 Bruce Korb <[email protected]>
* fixinc/fixincl.c: improve the debug displays, ignore SIGPIPE
* fixinc/server.c: likewise
* fixinc/fixfixes.c( char_macro_def_fix ): fix regex
+ #ifdef debugging code + use #def constant for
sub-pattern count
* fixinc/inclhack.def( hpux11_fabsf ): Keep HP-UX 11 from stomping
on C++ math namespace
2000-05-17 Kaveh R. Ghazi <[email protected]>
* fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
Don't check the return value of sprintf. Use asprintf to avoid
buffer overflows.
Wed May 17 17:27:44 2000 Andrew Cagney <[email protected]>
* flags.h (warn_unused_function, warn_unused_label,
warn_unused_parameter, warn_unused_variable, warn_unused_value):
Replace ``warn_unused''.
(set_Wunused): Add declaration.
* toplev.c (set_Wunused): New function.
(warn_unused_function, warn_unused_label, warn_unused_parameter,
warn_unused_variable, warn_unused_value): New variables.
(W_options): Add -Wunused-function, -Wunused-function,
-Wunused-label, -Wunused-parameter, -Wunused-variable and
-Wunused-value. Delete -Wunused. Handled in decode_W_option.
* toplev.c (decode_W_option): Update -Wunused flags by calling
set_Wunused.
* c-decl.c (c_decode_option): Ditto for -Wall.
* stmt.c (expand_expr_stmt, expand_expr_stmt,
warn_about_unused_variables): Replace warn_unused with more
explicit warn_unused_value et.al.
* function.c (expand_function_end): Ditto.
* c-typeck.c (internal_build_compound_expr,
internal_build_compound_expr): Ditto.
* c-decl.c (poplevel, pop_label_level): Ditto.
* toplev.c (check_global_declarations): Replace warn_unused with
check for either warn_unused_function or warn_unused_variable.
* gcc.1, invoke.texi (Warning Options): Document
-Wunused-function, -Wunused-function, -Wunused-label,
-Wunused-parameter, -Wunused-variable and -Wunused-value options.
Wed May 17 10:28:12 2000 Philippe De Muyter <[email protected]>
* mklibgcc.in (building libgcc1) [Xlibgcc1.a]: Find libgcc1.c in
$(srcdir), not in the current directory.
2000-05-16 Richard Henderson <[email protected]>
* config/ia64/crtbegin.asm (__dso_handle): Mark hidden if the
assembler supports it.
(.fini, .init): Use a gp-relative indirect call.
(__do_global_dtors_aux): Preserve the gp; rebundle.
(__do_frame_setup): Likewise.
* config/ia64/crtend.asm (.IA_64.unwind): Don't terminate with -1.
(.init): Use a gp-relative indirect call.
(__do_global_ctors_aux): Preserve the gp.
2000-05-16 Richard Henderson <[email protected]>
* flow.c (commit_one_edge_insertion): Be prepared for a return
insn to be inserted on the edge with a normal jump.
* jump.c (jump_optimize_1): Don't look to create return isns.
* flow.c (flow_delete_insn): Don't adjust reference count of notes.
* jump.c (jump_optimize_1): Likewise.
(returnjump_p): Verify the argument is a JUMP_INSN.
* rtl.def (NOTE): Add 5th element for NOTE_INSN_DELETED_LABEL.
2000-05-16 Nick Clifton <[email protected]>
* config/m32r/m32r.c (small_insn_p): Use INSN_P() to replace
GET_RTX_CLASS (GET_CODE ()) == 'i'.
(large_insn_p): Ditto.
(m32r_is_insn): New function: Return true if the insn contains
an executable instruction.
(m32r_adjust_insn): Use m32r_is_insn.
(m32r_sched_reorder): Use m32r_is_insn.
(m32r_sched_variable_issue): Use m32r_is_insn.
2000-05-16 Franz Sirl <[email protected]>
* rs6000/rs6000.c (rs6000_select_section): Treat CONSTRUCTOR like
VAR_DECL.
* rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Delete unused variable.
* rs6000/sysv4.h (CPP_OS_LINUX_SPEC): Define __unix and __linux
according to given options.
Tue May 16 12:17:31 2000 Jeffrey A Law ([email protected])
* mn10200.h (PREFERRED_RELOAD_CLASS): Do not prefer DATA_REGS
if X has VOIDmode either.
(LIMIT_RELOAD_CLASS): Similarly.
* mn10200.md (indirect_jump, tablejump): Use "register_operand",
not "general_operand" to match the processor's capabilities.
2000-05-16 Bruce Korb <[email protected]>
* fixinc/README: corrected return address
* fixinc/check.diff: regenerate, now that test works
* fixinc/fixfixes.c(format_fix,format_write): reformatted
(char_macro_def_fix,char_macro_use_fix): corrected and
rewrote to use regex to parse the text
* fixinc/inclhack.def: more testing
* fixinc/fixincl.x: regenerated
* fixinc/inclhack.def: added several "test_text" attributes
changed several fixes to use `c_fix = format'
re-alphabetized the fixes
* fixinc/check.diff: regenerate
* fixinc/fixincl.x: regenerate
* fixinc/check.tpl: added `sparc' and `netinet' to the list
of created dirs
2000-05-16 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.h (ASM_OUTPUT_DWARF2_ADDR_CONST): Remove.
2000-05-15 Richard Henderson <[email protected]>
* toplev.c (rest_of_compilation): Run full jump pass before
find_basic_blocks of flow2.
2000-05-15 Richard Henderson <[email protected]>
* jump.c: Fix typos and clarify commentary from last change.
(any_condjump_p): Verify SET_SRC is an IF_THEN_ELSE.
(safe_to_remove_jump_p): Remove.
(condjump_label): Use pc_set.
2000-05-15 Richard Henderson <[email protected]>
* ifcvt.c (cond_exec_process_insns): Drop USE and CLOBBER insns
that get in the way after reload.
(cond_exec_process_if_block): Skip a label heading THEN block.
2000-05-15 Richard Henderson <[email protected]>
* varasm.c (output_constant_pool): Abort instead of converting
(improperly) deleted labels to zero.
2000-05-16 Neil Booth <[email protected]>
* cpplex.c (parse_string2): Update comment.
(cpp_lex_line): No special assertion treatment for '('.
* cpplib.c (DIRECTIVE_TABLE): Remove SYNTAX_ASSERT.
* cpplib.h (SYNTAX_ASSERT): Remove.
Mon May 15 21:45:36 MET DST 2000 Jan Hubicka <[email protected]>
* jump.c (condjump_p): Mark as depreached.
(any_condump_p): New.
(any_uncondump_p): New.
(pc_set): New.
(safe_to_remove_jump_p): New.
* rtl.h (any_condump_p, any_uncondjump_p, pc_set
safe_to_remove_jump_p): Declare.
Mon May 15 21:07:20 MET DST 2000 Jan Hubicka <[email protected]>
* calls.c: Re-install both patches reverted by last patch.
(struct arg_data): New field tail_call_reg.
(initialize_argument_information): Initialize tail_call_reg
(load_register_parameters): New argument flags, use
tail_call_reg when emiting tail call sequence.
(expand_call): Update call of load_register_parameters;
copy unadjusted_args_size to adjusted_args_size.
Mon May 15 19:01:42 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (scan_loop, strength_reduce, loop_optimize): Change unroll_p
and bct_p parameters to flags.
* loop.h (LOOP_UNROLL, LOOP_BCT): New constants.
* rtl.h (loop_optimize): Update prototype.
* toplev.c (rest_of_compilation): Update call of loop_optimize.
2000-05-15 Jakub Jelinek <[email protected]>
* calls.c (expand_call): Move expand_start_target_temps call after
start_sequence().
2000-05-15 Neil Booth <[email protected]>
* cpphash.c (trad_stringify, warn_trad_stringify,
collect_params): Make some pointers pointers to const.
* cpplex.c (auto_expand_name_space) Guaranteed to always
expand by at least one character.
(SPELL_CHAR, SPELL_NONE): Temporarily reverse order.
(struct token_spelling): Use const U_CHAR * rather than PTR.
(expand_name_space): Fix up token pointers if name space
is moved when expanding.
(INIT_NAME, cpp_scan_line, parse_name, parse_number,
parse_string2, save_comment, spell_token, cpp_output_list):
Update so the routines handle tokens with a direct pointer to
their text, rather than an offset into the token's list's namebuf.
(_cpp_lex_line): Rearrange for clarity.
* cpplib.c (_cpp_check_directive): Similarly.
(do_define): Make SYM a pointer to const.
* cpplib.h (struct cpp_name): Replace offset with direct pointer.
(CPP_INT, CPP_FLOAT): Spelling type should be SPELL_IDENT.
(TOK_OFFSET): Delete.
(TOK_NAME): Update.
2000-05-14 Geoffrey Keating <[email protected]>
* config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Correct for
64-bit ABI.
* config/rs6000/rs6000.c (logical_operand): Rewrite to take MODE
into account.
(logical_u_operand): Delete.
(non_logical_cint_operand): Rewrite to take MODE into account.
(non_logical_u_cint_operand): Delete.
(boolean_operator): New function.
(print_operand): Add new %q operand.
* config/rs6000/rs6000.h (PREDICATE_CODES): Add boolean_operator,
remove logical_u_operand and non_logical_u_cint_operand,
update logical_operand and non_logical_cint_operand.
* config/rs6000/rs6000.md: Rewrite the patterns for performing
logical operations to use %q.
* config/rs6000/rs6000.md (movsi): Don't modify RTL in-place.
(movdi): Make similar to movsi.
* config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): There
is no such thing as a DImode CONST_DOUBLE.
* config/rs6000/rs6000.c (output_toc): Likewise.
* config/rs6000/rs6000.c (output_cbranch): Don't output prediction
codes when old mnemonics are in use. Print register names
for cc registers when requested.
* optabs.c (expand_float): Don't allow mode widening that causes
double rounding.
* invoke.texi (RS/6000 and PowerPC Options): Update -m64/-m32
flags to their current names -maix64 and -maix32.
2000-05-14 Bruce Korb <[email protected]>
* fixinc/fixfixes.c(wrap_fix): new fix - inserts text before
and/or after current text of file
* fixinc/fixlib.c(must_malloc):
* fixinc/fixlib.h(must_malloc): + reformatting
* fixinc/inclhack.def: replace the "1i" and "$a" sed commands
with usages of ``c_fix = wrap;''
Add several tests and use the ``c_fix = format'' fixer more.
* fixinc/fixincl.x: regen
* fixinc/check.diff: regen
* fixinc/check.tpl: emit the associated header with the missing
test message
Sun May 14 17:58:59 2000 Hans-Peter Nilsson <[email protected]>
* mklibgcc.in (building libgcc1) [Xlibgcc1.a]: Do not use unset
variables $src and $dst.
2000-05-13 Gabriel Dos Reis <[email protected]>
* diagnostic.h (DIAGNOSTICS_SHOW_PREFIX_ONCE): New macro.
(DIAGNOSTICS_SHOW_PREFIX_NEVER): Likewise.
(DIAGNOSTICS_SHOW_PREFIX_EVERY_LINE): Likewise.
(struct output_buffer: emitted_prefix_p, prefixing_rule): New
fields.
(set_message_prefixing_rule): Declare.
* diagnostic.c: (current_prefixing_rule): New variable.
(set_message_prefixing_rule): Define.
(output_set_prefix): Adjust buffer->emitted_prefix_p.
(init_output_buffer): Adjust Initialization.
(output_emit_prefix): Rewrite. Take prefixing rules into account.
Sat May 13 11:05:47 2000 Philippe De Muyter <[email protected]>
* ifcvt.c (if_convert): Do not free NULL.
2000-05-12 H.J. Lu ([email protected])
* gthr-dce.h: Add support for libobjc.
* gthr-posix.h: Likewise.
* gthr-solaris.h: Likewise.
* gthr-vxworks.h: Likewise.
* gthr-single.h: Likewise.
* gthr-win32.h: Likewise.
2000-05-12 Nick Clifton <[email protected]>
* config/fr30/fr30.c (fr30_move_double): New function: Emit code
to move a double word value.
(di_operand): New function: Return true if the operand is suitbale
for a double word move operation.
(nonimmediate_di_operand): New function: Return true if the
operand is a DImode register or MEM.
* config/fr30/fr30.h (PREDICATE_CODES): Add di_operand and
nonimmediate_di_operand.
* config/fr30/fr30-protos.h Add fr30_move_double, di_operand, and
nonimmediate_di_operand.
* config/fr30/fr30.md (movdi): New pattern. Required because
other patterns generate DImode results.
(movdi_insn): New pattern.
2000-05-12 Richard Henderson <[email protected]>
* config/alpha/alpha.c (struct shadow_summary): Define
bitfields as type unsigned int.
Sat May 13 00:09:59 2000 Denis Chertykov <[email protected]>
* config/avr/t-avr: Added definition of FLOAT while generates
fp-bit.c
* config/avr/avr.md: `NEXT_INSN (insn)' substituted to `insn' in
peepholes for tst+jump = sbrs/sbrc optimization.
Fry May 12 20:03:00 CEST 2000 Jan Hubicka <[email protected]>
* expr.c (emit_push_insn): Do not adjust stack pointer when
preallocating.
Fri May 12 19:03:58 2000 Philippe De Muyter <[email protected]>
* ggc-simple.c (offsetof): Macro fallback definition moved from here ..
* system.h (offsetof): ... to here.
2000-05-12 Richard Henderson <[email protected]>
* Makefile.in (final.o): Depend on BASIC_BLOCK_H.
* final.c (final_end_function): Use app_disable. Rearrange note
handling into a switch. Emit deleted labels.
(output_asm_label): Generate label strings for deleted labels.
* flow.c (tail_recursion_label_list): New.
(find_basic_blocks_1): Set label_value_list directly. Collect list
of tail recursion labels from call_placeholders. Don't add deleted
labels to the label value list.
(cleanup_cfg): Use free_EXPR_LIST_list.
(flow_delete_insn_chain): Turn non-removable labels into notes.
(flow_delete_block): Don't disable deleting the block because of
a non-removable label.
(tail_recursion_label_p): New.
(merge_blocks_move_predecessor_nojumps): Don't disable the merge
because of a label.
(merge_blocks_move_successor_nojumps): Likewise. Also move a
jump table.
(merge_blocks): Disable a merge because of tail recursion labels.
* ifcvt.c (merge_if_block): Don't disable a merge because of a label.
Use a more accurate measure of not merging the join block.
(find_if_block): Don't disable conversion because of a label.
(find_if_case_1, find_if_case_2): Likewise.
* jump.c (duplicate_loop_exit_test): Preserve the kind of list
element when copying.
(squeeze_notes): Also leave EH notes.
(mark_jump_label): Ignore deleted labels. Use an INSN_LIST for
REG_LABEL notes.
(delete_insn): Preserve LABEL_NAME in NOTE_SOURCE_FILE when
deleting a label.
* print-rtl.c (print_rtx): Print NOTE_SOURCE_FILE for
NOTE_INSN_DELETED_LABEL. Print `[# deleted]' for a label_ref
referring to a deleted label. Convert tail handling to a switch.
* rtl.def (CODE_LABEL): Rearrange elements to be compatible with NOTE
for NOTE_INSN_DELETED_LABEL.
(NOTE): Fix commentary.
* rtl.h (REG_LABEL): Update commentary wrt INSN_LIST.
(REG_CC_SETTER, REG_CC_USER, REG_LIBCALL): Likewise.
(CODE_LABEL_NUMBER, LABEL_NAME): Update index.
(LABEL_NUSES, LABEL_REFS): Likewise.
* unroll.c (copy_loop_body): Don't copy NOTE_INSN_DELETED_LABEL.
2000-05-12 Bruce Korb <[email protected]>
* fixinc/fixfixes.c(format_write): buglet & relaxed rules
* fixinc/check.diff: updated
* fixinc/inclhack.def: corrected & added some test_text-s
* fixinc/genfixes: removed unneeded options to autogen invocation
* fixinc/fixincl.tpl: Specified the output file
* fixinc/fixfixes.c: visual appearance
* fixinc/fixincl.x: regenerate
2000-05-12 Zack Weinberg <[email protected]>
* fixinc/fixfixes.c (IO_use_fix, IO_defn_fix, CTRL_use_fix,
CTRL_defn_fix): Delete.
(fix_char_macro_defines, fix_char_macro_uses): Rename to
char_macro_def_fix and char_macro_use_fix, respectively. Put
them into the FIXUP_TABLE. Get the string to search for from
a c_fix_arg.
(format_write): New function.
(format_fix): Use it.
(FIX_PROC_HEAD): Constify text parameter.
(machine_name_fix): Constify all char *s.
* fixtests.c (skip_quote): Remove double static.
* inclhack.def (io_def_quotes, io_use_quotes, ctrl_def_quotes,
ctrl_use_quotes): Update for new scheme.
* fixincl.x: Regenerate.
2000-05-12 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.h (PREFERRED_DEBUGGING_TYPE): Redefine as
DWARF2_DEBUG.
(DWARF2_ASM_LINE_DEBUG_INFO): Define.
(ASM_OUTPUT_DWARF2_ADDR_CONST): Define.
2000-05-11 Robert Lipe <[email protected]>
* fixinc/inclhack.def (hpux8_bogus_inlines): Delete bypass for SCO.
* fixincl.x: Regenerate.
2000-05-11 Richard Henderson <[email protected]>
* calls.c: Revert both 05-09 patches.
2000-05-11 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.c (print_operand): Print FP constants in
hexadecimal.
* config/mn10300/mn10300.md (movsf, movdf): Use the `F' constraint
for FP values.
* mklibgcc.in (EQ): Define it to an equal sign in the Makefile,
and replace any occurrences of `=' in multilib dirs with `$(EQ)'.
2000-05-11 Jason Merrill <[email protected]>
* fixinc/fixincl.c (run_compiles): Don't crash on null pz_machine.
2000-05-11 Zack Weinberg <[email protected]>
* fixinc/fixfixes.c, fixinc/fixtests.c: Update commentary.
Thu May 11 22:28:05 2000 Denis Chertykov <[email protected]>
* config/avr/avr-protos.c (jump_over_one_insn_p): New declaration.
* config/avr/avr.c (jump_over_one_insn_p): New function.
* config/avr/avr.md: New peepholes added. Output test and
conditional jump to "sbrc" or "sbrs" command.
2000-05-11 Mark Elbrecht <[email protected]>
* cppmain.c (main): Use IS_DIR_SEPARATOR.
2000-05-11 Jakub Jelinek <[email protected]>
* except.c (find_exception_handler_labels_1): New function.
(find_exception_handler_labels): Split into two functions, dive
into CALL_PLACEHOLDERs when looking for exception handler labels.
2000-05-11 Stan Cox <[email protected]>
* regrename.c (replace_reg_in_block): Improve REG_DEAD handling.
* timevar.def (TV_RENAME_REGISTERS): Move before TV_SCHED2.
* toplev.c (rest_of_compilation): Call regrename_optimize before sched2.
2000-05-11 Bruce Korb <[email protected]>
* fixinc/fixfixes.c (double_slash_fix): obsolete
(else_endif_label_fix): obsolete
(format_fix): new, unused as yet
(main): obsolete
* fixinc/fixlib.h: added fix description struct for use by format_fix
* fixinc/fixincl.c: removed the struct & test for SIGIOT befure using
* fixinc/Makefile.in: compile fixfixes.c and fixtests.c as separate
modules. Removed the vestiges of the script version.
Added support for "make check".
* fixinc/check.diff: base diff file (needs work!!)
* fixinc/check.tpl: quiet the fixup output
* fixinc/fixtests.c (main): obsolete
* fixinc/fixincl.sh: don't bother copying fixincl to ..
* fixinc/fixincl.tpl: provide for arguments to c_fix routines
Thu May 11 11:57:02 MET DST 2000 Jan Hubicka <[email protected]>
* toplev.c (rest_of_compilation): Remove dead code after
combine.
2000-05-11 Zack Weinberg <[email protected]>
* cpphash.c (collect_funlike_expansion): Make "# is not
followed by a macro argument name" a pedwarn, not an error.
Preserve the # in the output. Suppress the warning if lang_asm.
Thu May 11 01:19:31 2000 Jeffrey A Law ([email protected])
* configure.in (hppa*64*-*-hpux11*): New target for PA64 support.
* configure: Rebuilt.
2000-05-10 Laurynas Biveinis <[email protected]>
* i386/xm-djgpp.h (XREF_FILE_NAME): Add mising brace.
2000-05-10 Kazu Hirata <[email protected]>
* combine.c (try_combine): Fix a typo.
Wed May 10 21:31:44 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.md (insv): Add comment.
2000-05-10 Richard Henderson <[email protected]>
* Makefile.in (libgcc.a, stmp-multilib): Depend on FPBIT and DPBIT.
* mklibgcc.in: Rewrite to not use functions. Don't shortcut
dependencies on FPBIT and DPBIT.
2000-05-10 Nick Clifton <[email protected]>
* flow.c (find_auto_inc): Do not bias REG_N_REFS by loop_depth
when optimising for size.
(mark_used_regs:) Ditto.
(try_pre_increment_1): Ditto.
2000-05-10 Zack Weinberg <[email protected]>
* cppexp.c (lex): Use %.*s to print non-NUL-terminated string.
Make error message friendlier.
* cpphash.h (struct hashnode): Use struct hack for name
member.
* cpphash.c (struct hashdummy): New.
(eq_HASHNODE): Second argument is a hashdummy, not a HASHNODE.
(make_HASHNODE): No need to set ->name pointer. Correct
setting of p.
(cpp_lookup): Make 'dummy' a struct hashdummy. Tidy up a bit.
2000-05-10 Richard Henderson <[email protected]>
* flow.c (find_basic_blocks_1): Remove any spare bb_note
after completion.
2000-05-10 Bruce Korb <[email protected]>
* fixinc/gnu-regex.c: reg_syntax_t re_syntax_options must be static
2000-05-10 Eric Schweitz <[email protected]>
* dwarfout.c (dwarfout_finish): Call retry_incomplete_types
after we enter .debug.
2000-05-10 Jason Merrill <[email protected]>
* dwarf2out.c (gen_subprogram_die): Fixup die_parent for the
abstract instance of a nested inline function.
* stor-layout.c (finish_record_layout): finalize_type_size
before laying out the pending_statics.
Wed 10 May 09:36:47 2000 Neil Booth <[email protected]>
* cpplex.c (spell_token): New function.
(spell_string, spell_comment, spell_name): fold into
spell_token.
(I, S): Add macros.
(E, H): Remove macros.
(save_comment): Save comment opening characters too.
(_cpp_lex_file): Update to use spell_token. Tidy up comment
handling.
* cpplib.h (I, S): Add macros.
(E, H): Remove macros.
(TTYPE_TABLE): Update entries for new speller.
(SYNTAX_ASSERT): Remove.
Wed 10 May 09:08:30 2000 Neil Booth <[email protected]>
* cpplex.c (_cpp_lex_line): Maintain PREV_WHITESPACE flag
when removing escaped newlines. Reverse sense of test for
escaped newline.
2000-05-09 Richard Henderson <[email protected]>
* flow.c (find_basic_blocks_1): Do not delete the first
bb_note we run across.
(create_basic_block): Use reorder_insns to move an existing
bb_note to the correct place.
2000-05-09 Richard Henderson <[email protected]>
* calls.c (expand_call): Increment currently_expanding_call
before calling optimize_tail_recursion.
Tue May 9 18:54:16 2000 Richard Kenner <[email protected]>
* reload1.c (reload_combine): Fix errors in last change.
2000-05-09 Zack Weinberg <[email protected]>
* gcc.c (used_arg): Skip over a semicolon at the end of the
split-up loop; don't break out of it.
* Makefile.in (WARN_CFLAGS): Add -Wwrite-strings.
(tree.o): Depend on output.h.
* c-decl.c (pending_invalid_xref_file,
current_function_prototype_file): Constify.
(pushdecl): Constify a local char *.
(define_label): Constify filename parameter.
* c-lex.c (init_parse): Constify parameter and return value.
* c-typeck.c (c_expand_asm_operands): Constify filename parameter.
* c-tree.h: Update prototypes.
* c-parse.in: Constify filename member of %union, and if_stmt_file.
* c-parse.y, c-parse.c, c-parse.h, objc/objc-parse.y,
objc/objc-parse.c: Regenerate.
* dwarfout.c (dwarfout_init): Constify main_input_filename parameter.
* dwarfout.h: Update prototypes.
* expr.c (expand_expr): Constify a local char *.
* flags.h: Constify main_input_filename.
* function.c (expand_function_end): Constify filename parameter.
* genrecog.c (make_insn_sequence): Use a character array for
c_test_pos.
(main): Remove unused variables.
* input.h: Constify input_filename, main_input_filename, and
file_stack.name. Update prototypes.
* output.h: Declare first_global_object_name and
weak_global_object_name here, as const char *.
* stmt.c (expand_asm_operands): Constify filename parameter.
* toplev.c (compile_file, push_srcloc, debug_start_source_file):
Constify filename parameter.
(input_filename, main_input_filename): Constify.
* toplev.h: Update prototypes.
* tree.c: Include output.h. Don't declare
first_global_object_name or weak_global_object_name. Clean up string
bashing in get_file_function_name_long.
* tree.h (struct tree_decl): Constify filename member.
(input_filename): Constify.
Update prototypes.
* varasm.c (first_global_object_name, weak_global_object_name):
Constify.
(assemble_start_function, assemble_variable): Clean up string bashing.
* gcc.c: Constify all spec-related strings initialized,
transitively, from string constants. Constify all strings
and string variables related to multilibs.
(set_spec, read_specs): Cast argument to free to PTR.
(used_arg): Do not modify multilib_matches. Use strncmp plus
length comparison to compare multilib switches.
* genmultilib: Constify everything declared in multilib.h.
Tue May 9 22:28:03 2000 Denis Chertykov <[email protected]>
* flow.c (flow_delete_insn): Use INSN_DELETED_P for marking insn
as deleted.
Tue May 9 20:52:43 2000 Denis Chertykov <[email protected]>
* config/avr/avr-protos.h (extra_constraint): change a type of
second argument from char to int to avoid warnings.
(asm_output_byte): Likewise.
* config/avr/avr.c (MAX_LD_OFFSET) New macro.
(initial_elimination_offset): Handle elimination from
FRAME_POINTER_REGNUM to STACK_POINTER_REGNUM.
(legitimate_address_p): Use MAX_LD_OFFSET.
(legitimize_address): Likewise.
(out_movqi_r_mr): Likewise.
(out_movhi_r_mr): Likewise, use `fatal_insn' instead of `fatal'.
(out_movsi_r_mr): Use MAX_LD_OFFSET.
(out_movsi_mr_r): Likewise.
(out_movqi_mr_r): Likewise.
(out_movhi_mr_r): Likewise.
(notice_update_cc): Correct CC for the ashrqi3 with the shift
count as CONST_INT != 6.
(ashlqi3_out): Coding style modifications. Run `fatal_insn' if
shift count is a CONSTANT_P, but not a CONST_INT.
(ashlhi3_out): Coding style modifications.
(ashlsi3_out): Likewise.
(ashrhi3_out): Likewise.
(ashrsi3_out): Likewise.
(lshrhi3_out): Likewise.
(lshrsi3_out): Likewise.
(ashrqi3_out): Generate shift for any known constant count without
scratch register. Run `fatal_insn' if shift count is a CONSTANT_P,
but not a CONST_INT.
(lshrqi3_out): Coding style modifications. Run `fatal_insn' if
shift count is a CONSTANT_P, but not a CONST_INT.
(extra_constraint): change a type of
second argument from char to int to avoid warnings.
(asm_output_byte): Likewise.
(asm_file_end): Output size generated commands count as a hex
number too.
* config/avr/avr.h (RETURN_ADDR_RTX): New macro.
* config/avr/avr.md (addhi3): Fragment commented by &&0 is
removed.
(ashlqi3): Values of "length" attribute changed. Shift count
uses constraints 'n' instead of 'i'.
(ashrqi3): Likewise. Values of "cc" attribute changed. Generate
shifts without clobber register.
(lshrqi3): Shift count uses constraints 'n' instead of 'i'.
(call_insn): Correct test for which_alternative == 1 (was 0).
(call_value_insn): Likewise.
* config/avr/t-avr: Remove definition of FLOAT while generates
fp-bit.c
2000-05-09 Bruce Korb <[email protected]>
* fixinc/check.tpl: Template for checking fixes
* fixinc/inclhack.def: Added 'test_text' for many fixes
disable hpux8_bogus_inlines on SCO
* fixinc/fixinc.sco: Oh, yes, we don't need this any more.
Tue May 9 16:30:27 MET DST 2000 Jan Hubicka <[email protected]>
* calls.c (expand_call): Reorganize somewhat in order
to avoid unnecesary recalculation inside loop and make
tail call failure code cleaner.
Tue May 9 06:30:20 2000 Richard Kenner <[email protected]>
* alias.c (nonlocal_reference_p): Minor reformatting.
* reload.c (find_equiv_reg): Simplify logic for
CALL_INSN_FUNCTION_USAGE since can't have SUBREG or pseudos and
some some reformatting.
* reload1.c (reload_combine): Don't assume everything in
CALL_INSN_FUNCTION_USAGE is a REG and clean up code a bit.
2000-05-08 Richard Henderson <[email protected]>
* final.c (current_insn_predicate): New.
(final_scan_insn): Set it.
* output.h (current_insn_predicate): Declare.
* ifcvt.c (cond_exec_process_insns): New argument prob_val.
Attach it to call insns.
(cond_exec_process_if_block): Track probability for true and
false branches.
(dead_or_predicable): Likewise.
* predict.c (PROB_NEVER, PROB_VERY_UNLIKELY): New.
(PROB_UNLIKELY, PROB_EVEN, PROB_LIKELY): New.
(PROB_VERY_LIKELY, PROB_ALWAYS): New.
(estimate_probability, expected_value_to_br_prob): Use them.
* config/ia64/ia64-protos.h (ia64_expand_prediction): Declare.
* config/ia64/ia64.c (ia64_print_operand_address): Handle 'j'.
(ia64_expand_prediction): New.
(emit_insn_group_barriers): Don't look at notes. Emit barriers
as needed after calls.
(ia64_epilogue_uses): Mark b0 used.
* config/ia64/ia64.md (beq_true, beq_false): Remove.
(bne_true, bne_false): Remove.
(eq_return, eq_not_return, ne_return, ne_not_return): Remove.
(br_true, br_false): New. Use predicate_operator and
ia64_expand_prediction.
(return_true, return_false): Likewise.
(call_internal): Use ia64_expand_prediction. Don't emit stop bit.
(call_internal1, call_value_internal): Likewise.
(call_value_internal1, call_multiple_values_internal1): Likewise.
* config/ia64/ia64.c (ia64_direct_return): Require frame size zero.
* config/ia64/ia64.md (extendsfdf2): Split only after reload.
2000-05-08 Richard Henderson <[email protected]>
* rtlanal.c (may_trap_p): Consider old-style and volatile
asms to trap.
Mon May 8 17:16:48 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.h (RETURN_ADDR_RTX): Use COUNT not count.
2000-05-08 Richard Henderson <[email protected]>
* config/ia64/ia64.h (predicate_operator): Declare.
* config/ia64/ia64.md (extendsfdf2): Split the nop case out
of existence.
* gensupport.c (process_rtx): Copy and post-process each member
of the define_insn rtvec individually.
Mon 8 May 22:17:35 2000 Neil Booth <[email protected]>
* cpplex.c (spell_token): New function.
(TOKEN_LEN): Add 1 for whitespace.
(_cpp_lex_file): Update to use spell_token.
* cpplib.h (E): Remove.
(TTYPE_TABLE): Update CPP_VSPACE entry.
2000-05-08 Richard Henderson <[email protected]>
* flow.c (init_propagate_block_info): Watch out for conditional
branch to next instruction, and thus one outgoing edge.
* config/ia64/ia64.c (ia64_encode_section_info): Exit early
for global register variables; don't special case __[CD]TOR_LIST__;
mind ggc_p for string allocation.
2000-05-08 Nick Clifton <[email protected]>
* config/i386/i386.h (ELIMINABLE_REGS): Fix comment.
2000-05-08 Bruce Korb <[email protected]>
* fixinc/mkfixinc.sh: fixinc.sco is no longer used
i?86-*-msdosdjgpp* no longer uses fixincludes
* fixinc/genfixes: inclhack.sh and fixincl.sh are no longer generated
* fixinc/inclhack.sh: deleted
* fixinc/hackshell.tpl: deleted
* fixinc/inclhack.tpl: deleted
* fixinc/Makefile.in: Remove dependencies on above
* fixinc/fixincl.sh: "DO NOT EDIT" text modified
2000-05-08 Andreas Jaeger <[email protected]>
* config/mips/linux.h: Remove undefines which disabled .ctor/.dtor
support.
2000-05-07 Zack Weinberg <[email protected]>
* Makefile.in (LOOSE_CFLAGS): Add /g modifiers to both sed
substitutions.
Sun 7 May 08:43:53 2000 Neil Booth <[email protected]>
* cpplex.c: Move new lexer definitions and prototypes
to top. Conditional include these and the code if
NEW_LEXER is defined. Rename functions whose names
clash if this code included.
Sun May 7 00:54:57 EDT 2000 John Wehle ([email protected])
* rtl.def (COND_EXEC): Clarify.
* i386.md (extendsidi2): Clobber (reg:CC 17) in the
same fashion as zero_extendsidi2.
2000-05-06 Richard Henderson <[email protected]>
* config/ia64/ia64.c (predicate_operator): New.
(ia64_print_operand): Handle 'J'.
(rtx_needs_barrier): Handle COND_EXEC.
* config/ia64/ia64.h (BRANCH_COST): Define.
(PREDICATE_CODES): Update.
* config/ia64/ia64.md: Document used unspec values.
(attr predicable): New.
(movxf, movxf_internal): New.
(extendsfdf2): Don't comment out nop.
(floatdidf2): Remove.
(truncxfsf2, truncxfdf2, floatdixf2): New.
(abssi2, absdi2): Put the neg in the "true" slot.
(conditional branch instructions): Mark not predicable.
(cmov*_internal): Use predicate_operator. Split to cond_exec.
(abs*_internal): Likewise.
(alloc, set_bsp): Mark not predicable.
(barrier, insn_group_barrier, flush_cache): Likewise.
(define_cond_exec): New.
2000-05-06 Richard Henderson <[email protected]>
* c-decl.c: Include "tm_p.h".
* config/ia64/ia64-protos.h: Rearrange decls to reduce ifdef madness.
(fetchadd_operand, ia64_expand_fetch_and_op): Declare.
(ia64_expand_op_and_fetch): Declare.
* config/ia64/ia64.c: Include "toplev.h". Kill trailing whitespace.
(setjmp_operand): Constify variables for XSTR.
(ia64_encode_section_info): Likewise.
(ia64_print_operand): Use %d for exact_log2; cast 32-bit printed
values to int.
(ia64_asm_output_external): Constify name.
(process_set): Use HOST_WIDE_INT_PRINT_DEC for frame size.
(process_for_unwind_directive): Provide switch default.
(ia64_expand_compare_and_swap): Remove unused variables.
(ia64_expand_builtin): Likewise.
* config/ia64/ia64.h (ASM_OUTPUT_BYTE): Mask and cast value to int
for printing.
* config/ia64/ia64.c (sdata_symbolic_operand): Mark unused args.
(symbolic_operand, function_operand, setjmp_operand): Likewise.
(shift_count_operand, shift_32bit_count_operand): Likewise.
(shladd_operand, fetchadd_operand, ia64_function_prologue): Likewise.
(ia64_function_epilogue, ia64_setup_incoming_varargs): Likewise.
(ia64_function_arg_partial_nregs, ia64_function_value): Likewise.
(ia64_print_operand_address, ia64_secondary_reload_class): Likewise.
(ia64_expand_builtin): Likewise.
(call_multiple_values_operation): Make dest_regno unsigned.
2000-05-06 Richard Henderson <[email protected]>
* rtl.def (DEFINE_COND_EXEC): New.
* md.texi: Document it.
* gensupport.c (input_file): Remove.
(struct queue_elem): Add lineno.
(rtx_ready_queue): Remove.
(errors): New.
(predicable_default): New.
(predicable_true, predicable_false): New.
(define_attr_queue, define_attr_tail): New.
(define_insn_queue, define_insn_tail): New.
(define_cond_exec_queue, define_cond_exec_tail): New.
(other_queue, other_tail): New.
(queue_pattern): New.
(process_rtx): Add patterns to the appropriate queues.
(is_predicable, identify_predicable_attribute): New.
(n_alternatives, collect_insn_data): New.
(alter_predicate_for_insn, alter_test_for_insn): New.
(shift_output_template, alter_output_for_insn): New.
(process_one_cond_exec, process_define_cond_exec): New.
(init_md_reader): Read the entire file. Process define_cond_exec.
(read_md_rtx): Return elements from the queues.
2000-05-06 Richard Henderson <[email protected]>
* flow.c (mark_set_1): Don't update conditional life info
if the register is not_dead.
2000-05-06 Zack Weinberg <[email protected]>
* Makefile.in (STAGESTUFF): Add genrtl.c and genrtl.h.
(mostlyclean): Also delete fixincl, fixinc.sh, and
specs.ready, and make clean in the fixinc subdir.
2000-05-06 Richard Henderson <[email protected]>
* Makefile.in (gensupport.o): Compile for the host.
(host-prefix gensuuprt.o): Remove.
(genflags.o): Depend on gensupport.h and OBSTACK_H.
(genattrtab.o): Likewise.
(gencodes.o): Depend on gensupport.h.
(genemit.o, genopinit.o, genrecog.o, genextract.o): Likewise.
(genpeep.o, genattr.o, genoutput.o): Likewise.
* gensupport.c (obstack, rtl_obstack): New.
(init_md_reader): Initialize rtl_obstack.
* gensupport.h (rtl_obstack): Declare.
(message_with_line): Declare.
* genattr.c: Remove all traces of obstack manipulation.
* gencodes.c, genconfig.c, genemit.c, genextract.c: Likewise.
* genopinit.c, genoutput.c, genpeep.c, genrecog.c: Likewise.
* genattrtab.c (obstack, rtl_obstack): Remove.
(main): Don't init rtl_obstack.
* genflags.c: Likewise.
* genrecog.c (message_with_line): Move ...
* gensupport.c: ... here.
2000-05-06 Richard Henderson <[email protected]>
* c-typeck.c (build_c_cast): Remove dead code.
2000-05-06 Richard Henderson <[email protected]>
* flow.c (split_edge): Don't allocate global_live_at_start for
the new block unless the old blocks had them as well.
* flow.c (mark_set_1): Respect not_dead when updating reg_live.
* ifcvt.c (noce_process_if_block): Don't use an insn_b from
test_bb if a or b uses x.
2000-05-06 Zack Weinberg <[email protected]>
* cpphash.h: Remove conditional #define of __extension__.
* rtl.h: Add __extension__ to RTL_CHECK1, RTL_CHECK2,
RTL_CHECKC1, RTL_CHECKC2, and RTVEC_ELT macros
(ENABLE_RTL_CHECKING only).
* tree.h: Add __extension__ to TREE_CHECK, TREE_CLASS_CHECK,
CST_OR_CONSTRUCTOR_CHECK, and EXPR_CHECK macros
(ENABLE_TREE_CHECKING only).
* varray.h: Add __extension__ to VARRAY_CHECK macro
(ENABLE_CHECKING only).
2000-05-06 Richard Earnshaw ([email protected])
Use new tail-calling mechanism on ARM.
* arm.md (sibcall, sibcall_value): New expands.
(sibcall_insn, sibcall_value_insn, sibcall_epilogue): New insns.
(tailcalling peepholes): Delete.
(push_multi): Simplify.
* arm.c (lr_save_eliminated): Delete definition.
(pattern_really_clobbers_lr, function_really_clobbers_lr): Delete.
(output_return_instruction): Remove checks on lr_save_eliminated.
(output_arm_prologue): Remove old tail-calling code.
(arm_output_epilogue): New parameter, really_return. All callers
changed. Handle tail-calling epilogues.
* arm.h (lr_save_eliminated): Delete declaration.
(frame_pointer_needed): Delete declaration.
* arm-protos.h (arm_output_epilogue): Adjust prototype.
* arm.md (is_thumb): Examine symbol thumb_code, not expression
TARGET_ARM.
* arm.c (thumb_code): Define it.
(arm_override_options): Set it.
* arm.h (thumb_code): Declare it.
2000-05-06 Richard Earnshaw ([email protected])
* arm-protos.h (arm_dllexport_name_p, arm_dllimport_name_p): Constify.
2000-05-06 Richard Earnshaw ([email protected])
* arm.c (arm_gen_load_multiple, arm_gen_store_mulitple): Don't add
bogus clobber to insns.
(load_multiple_operation, store_mulitple_operation): Don't check
for it.
* arm.md (ldmsi_postinc, stmsi_postinc): Adjust accordingly.
* arm.md (and_scc, ior_scc): Add missing mode.
* arm.md (call_value_symbol): Remove predicate from op2.
* arm.h (SPECIAL_MODE_PREDICATES): Define.
Sat May 6 06:25:56 2000 Richard Kenner <[email protected]>
* expr.c (get_subtarget): New function.
(force_operand, expand_expr, do_store_flag): Use it.
* toplev.c (compile_file): Don't take strlen of NAME if null.
2000-05-06 David Edelsohn <[email protected]>
* xcoffout.c (xcoff_current_include_file,
xcoff_current_function_file, xcoff_lastfile): Constify char *.
(xcoffout_source_file, xcoffout_source_line): Make filename 'const
char *'.
(xcoffout_declare_function): Make name 'const char *'.
(xcoffout_end_epilogue): Make fname 'const char *'
* xcoffout.h (xcoff_current_include_file, xcoff_lastfile,
xcoffout_declare_function, xcoffout_source_line): Match above.
* aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -mpowerpc64 without
-maix64 is error.
* rs6000.c (print_operand): Fix lossage typo.
(output_cbranch): Remove "cr" decoration for now.
* rs6000.h (ASM_OUTPUT_DEF_FROM_DECLS): Make alias 'const char *'.
Sat May 6 06:55:32 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (out_shift_with_cnt): Bugfix for shift by
constant count.
2000-05-05 Bruce Korb <[email protected]>
* fixinc/genfixes: Improve the matching for make target names
2000-05-05 Catherine Moore <[email protected]>
* c-common.c (decl_attributes): For TYPE_DECLs attach the
attribute to the decl.
* c-decl.c (pushdecl): Propagate the USED attribute to the
type copy.
2000-05-05 Richard Henderson <[email protected]>
* rtlanal.c (reg_overlap_mentioned_p): Treat parallels in the
same way emit_group_load does.
2000-05-05 Mark Elbrecht <[email protected]>
* gcc.c (set_input) [HAVE_DOS_STYLE_FILE_SYSTEM]: Skip drive name.
* toplev.c (output_file_directive): Use IS_DIR_SEPARATOR.
(main): Likewise.
2000-05-05 Rodney Brown <[email protected]>
* pa.h (FUNCTION_ARG_ADVANCE): Warning removal.
Fri May 5 10:29:21 2000 Marc Espie <[email protected]>
* config/openbsd.h (LINK_SPEC): pass correct flags to ld
to support -shared, on platforms with dynamic libraries.
Fri May 5 10:27:06 2000 Philippe De Muyter <[email protected]>
* system.h (S_ISBLK): Provide fallback definition.
2000-05-05 Geoff Berry <[email protected]>
* extend.texi (Extended Asm): Document inability to give asm
statements access to condition codes.
2000-05-05 Marek Michalkiewicz <[email protected]>
* varasm.c (asm_emit_uninitialised): Use 0, not NULL
as arg 2 of UNIQUE_SECTION.
Fri May 5 10:11:41 2000 Jeffrey A Law ([email protected])
* predict.c: Remove May 4 change.
* bb-reorder.c (make_reorder_chain): Do not perform block movement
if we have predicted the branch at 50-50 probability.
2000-05-05 Richard Henderson <[email protected]>
* flow.c (init_propagate_block_info): Fix merge error
in HAVE_conditional_execution code.
Fri May 5 07:43:50 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (out_shift_with_cnt): Genetare a more optimal
shift cycle for unknown shift count. Also generates dec + brpl.
(ashlqi3_out): Don't generate dec + brpl which now generates by
`out_shift_with_cnt'.
(ashlhi3_out): Likewise.
(ashlsi3_out): Likewise.
(ashrqi3_out): Likewise.
(ashrhi3_out): Likewise.
(ashrsi3_out): Likewise.
(lshrqi3_out): Likewise.
(lshrhi3_out): Likewise.
(lshrsi3_out): Likewise.
2000-05-04 Mark Elbrecht <[email protected]>
* gcc.c (free_split_directories): Correct typo in explanation
of make_relative_prefix.
2000-05-04 Geoff Keating <[email protected]>
* config/rs6000/rs6000.h (PREDICATE_CODES): Add floating-point
comparison codes to branch_comparison_operator.
2000-05-04 Richard Henderson <[email protected]>
* ifcvt.c (noce_process_if_block): Always reset X in the A == B case.
2000-05-04 Richard Henderson <[email protected]>
* Makefile.in (FPBIT_FUNCS): Remove _df_to_usi.
(DPBIT_FUNCS): Remove _sf_to_usi.
(stmp-multilib): Pass LIB1ASMSRC to libgcc.mk.
* ifcvt.c (noce_process_if_block): Fail if A or B modified
between condition and jump.
* libgcc2.c (near eh_context_specific): Comment #endif string.
* longlong.h: Don't use strings with embedded newlines.
2000-05-04 Geoff Keating <[email protected]>
* config/rs6000/rs6000-protos.h: Add output_cbranch.
* config/rs6000/rs6000.c (ccr_bit_negated_p): Delete.
(print_operand): Delete %t and %T codes.
(output_cbranch): New function. Support branch prediction.
* config/rs6000/rs6000.md: Use output_cbranch for
conditional branches and returns.
2000-05-04 Jason Merrill <[email protected]>
* simplify-rtx.c (simplify_ternary_operation): Cast to unsigned.
* stor-layout.c (place_field): Likewise.
* integrate.h (struct inline_remap): Make regno_pointer_align unsigned.
* expr.c (store_expr): Make align unsigned.
* explow.c (plus_constant_wide): Make low words unsigned.
* expmed.c (choose_multiplier): Likewise.
* fold-const.c (fold): Likewise.
* tree.h (build_int_2): Likewise.
* tree.c (build_int_2_wide, tree_int_cst_msb): Likewise.
* emit-rtl.c (gen_reg_rtx): Add cast to unsigned char*.
(init_emit): Change cast to unsigned char*.
* varasm.c (compare_constant_1): Add cast to char*.
* gcse.c (delete_null_pointer_checks): Change cast to unsigned int*.
* reload1.c (reload): Likewise.
* rtl.h (MEM_SET_IN_STRUCT_P): Use do { } while (0).
Thu May 4 14:37:23 2000 Jeffrey A Law ([email protected])
* predict.c (estimate_probability): If no prediction was found, then
predict the successor that is the next physical block (if such a
successor exists).
2000-05-04 Richard Henderson <[email protected]>
* config/alpha/t-alpha (LIB2FUNCS_EXTRA): Use qrrnd.asm in place.
2000-05-04 Kaveh R. Ghazi <[email protected]>
* system.h: Don't wrap <sys/types.h> with HAVE_SYS_TYPES_H.
2000-05-04 Mumit Khan <[email protected]>
* i386/cygwin.h (CPP_PREDEFINES): Don't define __STDC__. Move
attribute macros from here ...
(CPP_SPEC): to here.
* i386/mingw32.h (CPP_PREDEFINES): Likewise.
(CPP_SPEC): Likewise.
* i386/crtdll.h (CPP_PREDEFINES): Delete attribute macros.
* Makefile.in ($(HOST_PREFIX_1)gensupport.o): Add build rule.
(libgcc.a): Pass LIB1ASMSRC to libgcc.mk.
2000-05-04 Kaveh R. Ghazi <[email protected]>
* bb-reorder.c (get_next_bb_note, get_prev_bb_note): Prototype.
* diagnostic (vbuild_message_string, build_message_string,
build_location_prefix, output_get_prefix, init_output_buffer,
output_notice, vline_wrapper_message_with_location,
v_message_with_decl, default_print_error_function): De-constify.
(set_real_maximum_length): Prototype.
* diagnostic.h (struct output_buffer, init_output_buffer,
output_get_prefix, output_set_prefix): De-constify.
* function.c (init_function_start): Constify.
* gensupport.c (remove_constraints, process_rtx): Prototype.
* gthr-posix.h: Indent uses of #pragma.
* objc/objc-act.c (ggc_mark_imp_list, ggc_mark_hash_table):
Prototype.
* predict.c (find_expected_value): Delete prototype.
(expected_value_to_br_prob): Initialize variable `ev_reg'.
* sbitmap.h (debug_sbitmap): Prototype.
* ssa.c (compute_coalesced_reg_partition): Prototype.
* stor-layout.c (debug_rli): Prototype.
* tree.h (round_down): Prototype.
(init_function_start): Constify.
2000-05-04 Zack Weinberg <[email protected]>
* cpphash.h: #define __extension__ away if GCC_VERSION < 2095
(overly conservative). Change extern inline wrappers to
static inline, define them always, use PARAMS properly.
* cpplex.c (_cpp_get_directive_token): Don't issue pedantic
whitespace warnings for \f and \v at the beginning of a line.
Thu May 4 10:03:50 2000 Jeffrey A Law ([email protected])
* haifa-sched.c (schedule_insns): Free the flow edge list when it
is no longer needed
2000-05-04 Bruce Korb <[email protected]>
* fixincl/inclhack.def: added broken_cabs -
Remove `extern double cabs' declarations from math.h
* fixincl/inclhack.sh: regen
* fixincl/fixincl.x: regen
* fixincl/fixincl.c: Remove BOGOSITY code
* fixincl/mkfixinc.sh: Remove code for installing "shell" version
Thu May 4 09:45:12 2000 Richard Kenner <[email protected]>
* rtl.h (MEM_COPY_ATTRIBUTES): Also copy RTX_UNCHANGING_P and
MEM_ALIAS_SET.
* alias.c (canon_rtx): Don't copy RTX_UNCHANGING_P or MEM_ALIAS_SET
when calling MEM_COPY_ATTRIBUTES.
* emit-rtl.c (operand_subword, change_address): Likewise.
* explow.c (stabilize): Likewise.
* expr.c (protect_from_queue, emit_move_insn_1): Likewise.
* integrate.c (copy_rtx_and_substitute): Likewise.
* combine.c (combine_simplify_rtx): Don't copy RTX_UNCHANGING_P
when calling MEM_COPY_ATTRIBUTES.
(make_extraction, simplify_shift_const, gen_lowpart_for_combine):
Likewise.
* cse.c (gen_lowpart_if_possible): Likewise.
* function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
* optabs.c (gen_move_insn): Likewise.
* recog.c (validate_replace_rtx_1): Likewise.
* simplify-rtx.c (add_mem_for_addr): Likewise.
* stmt.c (expand_anon_union_decl): Likewise.
* config/arm/arm.md: Likewise.
* config/h8300/h7300.c (fix_bit_operand): Likewise.
* config/m88k/m88k.c (legitimize_address, block_move_loop): Likewise.
(block_move_no_loop, block_move_sequence): Likewise.
* config/rs6000/rs6000.c (expand_block_move_mem): Likewise.
* config/alpha/alpha.c (get_aligned_mem): Likewise.
Clear MEM_ALIAS_SET.
* final.c (alter_subreg): Don't copy MEM_ALIAS_SET when calling
MEM_COPY_ATTRIBUTES.
2000-05-03 Robert Lipe <[email protected]>
* configure.in (i[34567]86-*-isc*) [tmake_file]: Add t-i386bare
to suppress libgcc1.
(i[34567]86-*-sco3.2v5*) Likewise.
(i[34567]86-*-sco3.2v4*) Likewise.
(i[34567]86-*-sco) Likewise.
(i[34567]86-*-solaris2) Likewise.
(i[34567]86-*-sysv5*) Likewise.
(i[34567]86-*-sysv4*) Likewise.
(i[34567]86-*-udk*) Likewise.
(i[34567]86-*-sysv*) Likewise.
2000-05-03 Zack Weinberg <[email protected]>
* cpphash.h (U): New define, to correct type of string constants.
(ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr): New wrapper
routines, to do casts when passing unsigned strings to libc.
* cppexp.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c: Use them.
* cppfiles.c (_cpp_execute_include): Make filename an U_CHAR *.
* cpphash.c (_cpp_quote_string): Make string an U_CHAR *.
* cppinit.c (dump_special_to_buffer): Make macro name an U_CHAR *.
* cpplex.c (parse_ifdef, parse_include, validate_else): Make
second argument an U_CHAR *.
* cppinit.c (builtin_array): Make name and value U_CHAR *, add
length field, clean up initializer.
(ISTABLE): Add __extension__ to designated-
initializers version.
* cpplex.c (CHARTAB): Likewise.
* mbchar.c: Add dummy external declaration to the !MULTIBYTE_CHARS
case so the file won't be empty.
Wed May 3 21:01:46 2000 Jason Eckhardt <[email protected]>
* bb-reorder.c (struct reorder_block_def): Member succ removed.
(REORDER_BLOCK_SUCC): Removed.
(enum reorder_skip_type): Removed.
(skip_insns_between_block): Renamed to skip_insns_after_block.
Removed second argument. Removed dead code and cleaned up.
(make_reorder_chain): Removed use of REORDER_BLOCK_SUCC.
(reorder_basic_blocks): Remove use of REORDER_SKIP_AFTER. Removed
second parameter to skip_insns_after_block.
Wed May 3 13:29:54 2000 Richard Kenner <[email protected]>
* tree.c (staticp, case LABEL_DECL): New case.
2000-05-03 Richard Henderson <[email protected]>
* Makefile.in (start.encap): Do not depend on LIBGCC1.
* mklibgcc1.in: Fix typo last change.
2000-05-03 Jason Merrill <[email protected]>
* Makefile.in (WARN_CFLAGS): Add -pedantic -Wno-long-long.
(LOOSE_CFLAGS): New: CFLAGS without -pedantic and -Wtraditional.
(GCC_CFLAGS): Use it.
(LANG_FLAGS_TO_PASS): New: SUBDIR_FLAGS_TO_PASS with LOOSE_CFLAGS.
* cp/Make-lang.in, java/Make-lang.in, f/Make-lang.in, ch/Make-lang.in,
objc/Make-lang.in: Use it.
2000-05-03 Jason R Thorpe <[email protected]>
* config/i386/i386.md (lshrqi2_cmpno): Use q not r in constraint.
2000-05-03 Richard Henderson <[email protected]>
* mklibgcc.in: Restrict OLDCC=GCC test to native. Equate
LIBGCC1 empty with libgcc1.null.
Wed May 3 12:55:46 2000 Jim Wilson <[email protected]>
* fold-const.c (extract_muldiv, case MAX_EXPR): Don't allow signedness
change.
2000-05-03 Greg McGary <[email protected]>
* tree.h (tree_common): Add bounded_flag member. Remove
inaccurate comment about number of remaining bits.
(BOUNDED_INDIRECT_TYPE_P, BOUNDED_POINTER_TYPE_P,
BOUNDED_REFERENCE_TYPE_P, MAYBE_BOUNDED_INDIRECT_TYPE_P,
MAYBE_BOUNDED_POINTER_TYPE_P, MAYBE_BOUNDED_REFERENCE_TYPE_P,
TREE_BOUNDED, TYPE_MAIN_VARIANTS_PHYSICALLY_EQUAL_P,
TYPE_MAIN_PHYSICAL_VARIANT, TYPE_BOUNDED): New macros.
(TYPE_QUAL_BOUNDED): New constant.
(TYPE_QUALS): Handle bounded qualifier.
(TREE_EXPR_QUALS, TREE_FUNC_QUALS): New macros.
(TYPE_BOUNDED_VALUE, TYPE_BOUNDED_BASE, TYPE_BOUNDED_EXTENT,
TYPE_BOUNDED_SUBTYPE, TYPE_UNBOUNDED_VARIANT, TYPE_POINTER_DEPTH,
TYPE_AMBIENT_BOUNDEDNESS): New macros.
(MAX_POINTER_DEPTH, VA_LIST_POINTER_DEPTH): New constants.
(tree_type): Add pointer_depth member. Remove
inaccurate comment about number of remaining bits.
(DECL_POINTER_DEPTH): Add macro.
(tree_decl): Add pointer_depth member.
Wed May 3 22:52:53 2000 Denis Chertykov <[email protected]>
* config/avr/avr-protos.h (test_hard_reg_class): Declared.
* config/avr/avr.c (ashrhi3_out): optimized shift by 15.
(lshrhi3_out): Likewise.
(ashrsi3_out): bugfix in shift by 8.
(test_hard_reg_class): New function.
* config/avr/avr.md: Bugfix inside conditions in peepholes.
(ashlhi3): removed define_expand of this pattern.
(*ashlhi3_insn): renamed to ashlhi3.
(ashlsi3): removed define_expand of this pattern.
(*ashlsi3_insn): renamed to ashlsi3.
(ashrqi3): removed define_expand of this pattern.
(*ashrqi3_insn): renamed to ashrqi3.
(ashrhi3): removed define_expand of this pattern.
(*ashrhi3_insn): renamed to ashrhi3.
(ashrsi3): removed define_expand of this pattern.
(*ashrsi3_insn): renamed to ashrsi3.
(lshrhi3): removed define_expand of this pattern.
(*lshrhi3_insn): renamed to lshrhi3.
(lshrsi3): removed define_expand of this pattern.
(*lshrsi3_insn): renamed to lshrsi3.
2000-05-03 Rodney Brown <[email protected]>
* config/mcore/mcore.c: Replacing inclusion of "stdio,h" with
inclusion of "system.h".
Wed May 3 11:43:53 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.c (ia64_encode_section_info): Add check for
TREE_ASM_WRITTEN.
2000-05-03 David Mosberger <[email protected]>
* config/ia64/ia64.c (ia64_override_options): Force -mconstant-gp
if -mauto-pic is on.
(ia64_epilogue_uses): Mark "gp" (r1) as used by the epilogue if
-mconstant-gp is in effect and function-descriptors are being used
to make indirect calls.
* config/ia64/ia64.h (MASK_CONST_GP): New macro.
(MASK_AUTO_PIC): Ditto.
(TARGET_CONST_GP): Ditto.
(TARGET_AUTO_PIC): Ditto.
(TARGET_SWITCHES): Add -mconstant-gp and -mauto-pic options.
(ASM_OUTPUT_DOUBLE_INT): Don't generate @fptr() if -mauto-pic or
-mno-pic is in effect.
(ASM_OUTPUT_XDATA_DOUBLE_INT): Ditto.
* config/ia64/ia64.md (movdi): Use gen_load_gprel64() if
-mauto-pic is in effect.
(gprel64_offset): New pattern.
(load_gprel64): Ditto.
(call): Handle -mauto-pic like -mno-pic (don't use fptr). If
-mconstant-gp is in effect, no need to preserve gp around direct
calls.
(call_value): Ditto.
* config/ia64/linux.h (PROFILE_BEFORE_PROLOGUE): Define.
(FUNCTION_PROFILER): Define.
* config/ia64/sysv4.h (ASM_OUTPUT_CONSTRUCTOR): Don't generate
@fptr() directive when -mno-pic or -mauto-pic is in effect.
(ASM_OUTPUT_DESTRUCTOR): Ditto.
2000-05-03 Richard Henderson <[email protected]>
* Makefile.in (STAGESTUFF): Add libgcc libgcc.mk.
(libgcc1.null, libgcc1.cross, libgcc1.a): Remove targets.
(libgcc1-asm.a, libgcc1.S, libgcc2.a): Remove targets.
(mklibgcc, libgcc.mk): New targets.
(libgcc.a): Use libgcc.mk.
(stmp-multilib): Likewise.
(stmp-multilib-sub): Remove.
(mostlyclean): Don't delete libgcc2 temp files.
* configure.in (AC_PROG_CC_C_O): Add.
(NO_MINUS_C_MINUS_O): Substitute it.
(all_outputs): Add mklibgcc.
* mklibgcc.in: New file.
2000-05-03 Jason Merrill <[email protected]>
* cppexp.c (op_t): Make an int.
* rtlanal.c (dead_or_set_regno_p): Remove unused variable.
* varasm.c (initializer_constant_valid_p): Fix parenthesis.
* gensupport.c (process_rtx): Fix macros used.
2000-05-03 Richard Henderson <[email protected]>
* flow.c (propagate_one_insn): Also don't PROP_REG_INFO for
call-clobbered registers of a call.
Wed May 3 12:40:53 2000 Clinton Popetz <[email protected]>
* gensupport.c: New file.
* gensupport.h: New file.
* Makefile.in (HOST_RTL): Depend on gensupport.
(gensupport.o) New rule.
* genattr.c: Use gensupport for reading .md files.
* genattrtab.c: Ditto.
* gencodes.c: Ditto.
* genconfig.c: Ditto.
* genemit.c: Ditto.
* genextract.c: Ditto.
* genflags.c: Ditto.
* genopinit.c: Ditto.
* genoutput.c: Ditto.
* genpeep.c: Ditto.
* genrecog.c: Ditto.
* rtl.def (define_insn_and_split): New DEF_RTL_EXPR.
* md.texi (Insn Splitting): Document define_insn_and_split.
Tue May 2 00:20:30 2000 Jason Eckhardt <[email protected]>
* flow.c (verify_flow_info): Added two more sanity checks. The
first checks that the blocks are numbered consecutively. The second
checks that n_basic_blocks is actually equal to the number of
basic blocks in the insn chain.
2000-05-03 Zack Weinberg <[email protected]>
* cpplib.h: Add accessor macros for token lists.
* cpplib.c, cpphash.c, cpplex.c: Use them.
Wed May 3 09:29:17 2000 Richard Kenner <[email protected]>
* expr.c (expand_expr, case COMPONENT_REF): Don't check for checking
memory usage if not in a function.
* varasm.c (initializer_constant_valid_p, case ADDR_EXPR): Only
return address if static.
Wed May 3 13:14:49 MET DST 2000 Jan Hubicka <[email protected]>
* ifcvt.c (noce_try_cmove_arith): Use may_trap_p to thest
whether address may trap.
Tue May 2 23:38:37 2000 Jason Eckhardt <[email protected]>
* bb-reorder (chain_reorder_blocks): Changed code to test for
EDGE_FALLTHRU rather than making erroneous assumption that the
first outgoing edge is the fall-through edge.
Tue May 2 18:20:31 2000 Donald Lindsay <[email protected]>
* config/mips/mips.c (mips_build_va_list,mips_va_start,mips_va_arg): new
ABI for varargs, across all MIPS. This is incompatible because the
va_list (__builtin_va_list) structure is different, so a compilation
unit passing a va_list and a compilation unit being passed one, should
both be compiled with the same ABI. (The old structure had two
pointers, now it has three.)
Tue May 2 19:18:43 2000 Jason Eckhardt <[email protected]>
* bb-reorder.c (struct reorder_block_def): Remove members end,
block_begin, and block_end.
(REORDER_BLOCK_OLD_END): Delete.
(REORDER_BLOCK_BEGIN): Delete.
(REORDER_BLOCK_END): Delete.
(chain_reorder_blocks): Remove dead code.
Tue May 2 17:06:53 2000 Jason Eckhardt <[email protected]>
* bb-reorder.c (remove_scope_notes): Check for both types of scope
notes as the end of a basic block before deleting.
2000-05-02 Mumit Khan <[email protected]>
* final.c (final_start_function): Fix spelling of "necessary".
2000-05-02 Jason Merrill <[email protected]>
* toplev.c (debug_ignore_block): Return int.
* dwarf2out.c (dwarf2out_ignore_block): Likewise.
* toplev.h, dwarf2out.h: Adjust.
* emit-rtl.c (remove_unnecessary_notes): Test return value.
* emit-rtl.c (remove_unnecessary_notes): Fix spelling of "necessary".
* toplev.c, final.c, rtl.h: Adjust.
2000-05-02 Zack Weinberg <[email protected]>
* aclocal.m4 (gcc_AC_CHECK_PROG_VER): New macro.
* configure.in: Look for makeinfo in the unified tree, then
for a system makeinfo which is sufficiently new.
* Makefile.in: If configure says makeinfo is too old, don't
build or install Info documentation.
2000-05-02 Zack Weinberg <[email protected]>
* cpphash.c (collect_params): Fix off-by-one error.
(dump_hash_helper): Dump all four macro nodetypes.
2000-05-02 Jakub Jelinek <[email protected]>
* cpphash.c (trad_stringify): Adjust p after stringification as
well.
2000-05-02 Zack Weinberg <[email protected]>
* cpplib.h (CPP_POP, parse_cleanup_t): Delete.
(cpp_buffer): Remove cleanup, seen_eof, manual_pop members.
* cppfiles.c (file_cleanup): Delete.
* cpphash.c (macro_cleanup): Delete.
(collect_objlike_expansion, collect_funlike_expansion,
macarg, scan_arguments): Remove CPP_POP case.
* cpplex.c (null_cleanup): Delete.
(cpp_pop_buffer): Do the work that was done in the cleanups
here. Call _cpp_unwind_if_stack from here.
(_cpp_expand_to_buffer, cpp_scan_buffer_nooutput,
cpp_scan_buffer): Run until we see CPP_EOF and the top of
stack is the buffer _below_ the one we stacked.
(cpp_get_token): Always pop an exhausted buffer. Return
CPP_EOF unless it's a macro buffer. Don't call _cpp_handle_eof.
* cpplib.c (skip_if_group): Don't call cpp_get_token to
increment the line number.
(_cpp_handle_eof): Rename to _cpp_unwind_if_stack.
* fix-header.c (read_scan_file) [parsing getchar()]: Run until
we see CPP_EOF and the top of stack is the buffer _below_ the
one we stacked.
* scan-decls.c: Likewise.
2000-05-02 Andrew Haley <[email protected]>
* config/ia64/ia64.c (ia64_encode_section_info): Handle the case
where this function is called for the second time on a decl that
has had its section info changed in such a way as to move it out
of small data/bss.
* config/ia64/ia64.h (REDO_SECTION_INFO_P): New definition.
2000-05-01 Richard Henderson <[email protected]>
* ifcvt.c (dead_or_predicable): Set merge_bb->end to the insn before
the sequence we're moving, not to merge_bb->head.
2000-05-01 Richard Henderson <[email protected]>
* configure.in (alpha*-*-linux-gnulibc1*) [tmake_file]: Remove
reference to alpha/t-linux.
(alpha*-*-linux-gnu*): Likewise.
* configure: Rebuild.
* calls.c (expand_call): Don't emit reg notes for a sibcall.
* flow.c (calculate_global_regs_live): Skip for_each_successor_phi
if not in SSA form.
* ifcvt.c (if_convert): Only verify_flow_info if ENABLE_CHECKING.
2000-05-01 Jason Merrill <[email protected]>
* integrate.c (copy_decl_for_inlining): Copy TREE_READONLY and
TREE_THIS_VOLATILE.
2000-05-01 Richard Henderson <[email protected]>
* ifcvt.c (noce_emit_cmove): Conditionally compile call to
emit_conditional_move.
2000-05-01 Jakub Jelinek <[email protected]>
* config/ia64/linux.h (LINK_SPEC): Use /lib/ld-linux-ia64.so.1
as the dynamic linker.
2000-05-01 Zack Weinberg <[email protected]>
* cppfiles.c (open_include_file): Open file in blocking mode.
(read_include_file): Don't fcntl(fd, F_SETFL, 0) anymore.
Only exclude block devices and directories.
* cpphash.c (_cpp_make_hashnode): Rename make_HASHNODE, now
static. Allocate the hashnode and its string in the same
block of memory.
(del_HASHNODE): Don't free h->name.
(_cpp_lookup): If there is no entry for this string, create
one, of type T_VOID.
(_cpp_lookup_slot): Delete.
* cpphash.h: Update prototypes.
* cpplex.c (maybe_macroexpand): Check for hp->type == T_VOID,
not hp == NULL.
* cpplib.c (do_define, do_undef, do_pragma_poison, do_assert,
do_unassert, cpp_defined): Use _cpp_lookup. Don't create a
node here, just fill in the value field properly. "Delete"
entries by setting the value field to T_VOID. Check for
hp->type == T_VOID, not hp == NULL.
* Makefile.in (cpplib.o): Don't depend on $(HASHTAB_H).
* cpperror.c, cppexp.c, cpplex.c, cpplib.c: Don't include
hashtab.h.
2000-05-01 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.c (print_operand_address): Do not add
zero to SP.
* config/mn10300/mn10300.c (expand_epilogue): If SP is to be
adjusted by less than 256 bytes, use ret regardless of having any
callee-saved register to restore.
2000-05-01 Laurynas Biveinis <[email protected]>
* tm.texi (TARGET_HAS_F_SETFLKW): Fix typo.
2000-05-01 Mark Elbrecht <[email protected]>
* config/i386/djgpp.h (INT_ASM_OP): Define.
(CPP_PREDEFINES): Rename MSDOS to __MSDOS__.
(ASM_WEAKEN_LABEL): Define.
(MASK_BNU210): Define.
(SUBTARGET_SWITCHES): Define.
(SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Define.
(MAKE_DECL_ONE_ONLY): Define.
(UNIQUE_SECTION_P, UNIQUE_SECTION): Define.
2000-05-01 Mumit Khan <[email protected]>
* i386/cygwin.h (INT_ASM_OP): Define.
Mon May 1 18:20:06 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (address_cost): renamed to avr_address_cost.
* config/avr/avr.h (ADDRESS_COST): use avr_address_cost.
Mon May 1 17:50:44 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (asm_file_start): output 0 as r0 and 1 as r1 in
__tmp_reg__ and __zero_reg__ initialization.
2000-04-30 Richard Henderson <[email protected]>
* flow.c (propagate_one_insn): Mark sets even when the insn is dead.
* ifcvt.c (noce_process_if_block): Fail the conversion if X is
referenced bewteen the condition and the jump. Don't delete
anything but the jump.
Sun Apr 30 22:48:24 2000 Jason Eckhardt <[email protected]>
* bb-reorder.c (scope_def): New struct.
(scope_forest_info): New struct.
(struct reorder_block_def): New member "scope".
(REORDER_BLOCK_SCOPE): New macro.
(relate_bbs_with_scopes): New function and prototype.
(make_new_scope): Likewise.
(build_scope_forest): Likewise.
(remove_scope_notes): Likewise.
(insert_intra_1): Likewise.
(insert_intra_bb_scope_notes): Likewise.
(insert_inter_bb_scope_notes): Likewise.
(rebuild_scope_notes): Likewise.
(free_scope_forest_1): Likewise.
(free_scope_forest): Likewise.
(dump_scope_forest): Likewise.
(dump_scope_forest_1): Likewise.
(chain_reorder_blocks): Set REORDER_BLOCK_SCOPE for new block.
Update REORDER_BLOCK_EFF_HEAD and REORDER_BLOCK_EFF_END for new
block.
(reorder_basic_blocks): Added calls to build_scope_scope_forest
and remove_scope_notes before reordering is done. Added calls to
rebuild_scope_notes, free_scope_forest, and reorder_blocks after
after reordering is done.
2000-40-30 Bruce Korb <[email protected]>
* fixinc/inclhack.def: Added definitions needed by OSR5,
removed two stale entries (defined away with OLD_CPP).
* fixinc/inclhack.sh: regen
* fixinc/fixincl.x: regen
2000-04-30 Richard Henderson <[email protected]>
* ifcvt.c (dead_or_predicable): Manually squeeze non-movable notes
from the last insn in the sequence.
2000-04-30 Zack Weinberg <[email protected]>
* cpplex.c (cpp_idcmp): New function.
* cpplib.h: Prototype it.
* scan_decls.c (scan_decls): Use it to inspect token names.
* fix-header.c (read_scan_file): Likewise. Set system_header_p on
the file being run through the preprocessor.
(check_macro_names): Provide length of token to cpp_defined.
* Makefile.in: Remove stale warning message.
* cppfiles.c (redundant_include_p): Provide length of token to
cpp_defined.
* cpphash.c (_cpp_make_hashnode, _cpp_lookup_slot): Hash
values are unsigned int.
(_cpp_lookup, _cpp_lookup_slot): Do not calculate the length.
(_cpp_lookup_slot): Do not calculate the hash, either.
* cpphash.h: Update prototypes.
* cpplib.c (do_define, do_undef, do_pragma_poison, do_assert):
Hashes are unsigned int. Calculate hash here, pass by value
to _cpp_lookup_slot.
2000-04-30 Bernd Schmidt <[email protected]>
* simplify-rtx.c (check_value_useless): Delete function.
(discard_useless_locs): Don't call it; manage N_USELES_VALUES counter
by hand.
(cselib_invalidate_regno): Likewise.
(cselib_invalidate_mem_1): Likewise.
(references_value_p): Recognize useless values by the fact that they
have no locations.
(discard_useless_values): Likewise.
(cselib_record_set): This may turn a useless value
into a useful one.
2000-04-30 Richard Henderson <[email protected]>
* config/d30v: New port.
* configure.in (d30v-*): Set fp format.
* configure: Rebuild.
2000-04-30 Richard Henderson <[email protected]>
* ifcvt.c: New file.
* Makefile.in (OBJS): Add it.
(ifcvt.o): New target.
* jump.c (jump_optimize_1): Remove all code related to if-conversion,
and conditional arithmetic.
(find_insert_position): Remove.
* timevar.def (TV_IFCVT, TV_IFCVT2): New.
* toplev.c (DFI_ce, DFI_ce2): New.
(dump_file): Add ce and ce2 dumps.
(rest_of_compilation): Run if_convert a couple o times. Set
cse_not_expected after cse2. Don't set no_new_pseudos until
after sched1 or recompute_reg_usage.
2000-04-30 Richard Henderson <[email protected]>
* config/alpha/t-crtbe (crtbegin.o): Add "-I.".
(crtend.o, crtbeginS.o, crtendS.o): Likewise.
2000-04-30 Richard Henderson <[email protected]>
* flow.c (struct reg_cond_life_info): New.
(struct propagate_block_info): Add reg_cond_dead and reg_cond_reg.
(init_propagate_block_info): Initialize them.
(free_propagate_block_info): Destruct them.
(mark_set_1): Consider conditional life before killing a register.
(mark_regno_cond_dead): New.
(free_reg_cond_life_info): New.
(flush_reg_cond_reg_1, flush_reg_cond_reg): New.
(ior_reg_cond, not_reg_cond, nand_reg_cond): New.
(mark_used_reg): Record conditional life.
* haifa-sched.c (schedule_insns): Disable death counting
sanity check for HAVE_conditional_execution.
2000-04-30 Richard Henderson <[email protected]>
* Makefile.in (TIMEVAR_H): New.
(ggc-simple.o, ggc-page.o, toplev.o, timevar.o): Use it.
(timevar.h): Remove rule.
2000-04-29 Richard Henderson <[email protected]>
* config/alpha/crtend.asm: Use C comments instead of #.
* config/alpha/crtbegin.asm: Likewise. Mark __dso_handle hidden.
* config/alpha/elf.h (SELECT_SECTION): Treat CONSTRUCTOR like VAR_DECL.
2000-04-29 Zack Weinberg <[email protected]>
* cpphash.h (enum node_type: Take out T_MCONST.
(union hashval): Move into struct hashnode.
(struct hashnode): Pack tighter. Remove file, line, col
members.
* cpphash.c: Constify most of the macro-definition structures.
(struct definition): Replace by struct object_defn
and struct funct_defn. Put file, line, column information
here. All users updated to match.
(_cpp_create_definition, _cpp_macroexpand): Remove special
case for #define WORD OTHERWORD.
* cpplib.c (do_undef): Remove T_MCONST case.
* cpphash.h: Move struct reflist, struct definition, and the
DEFINITION typedef to cpphash.c. Use 'struct definition *' in
union hashval. _cpp_free_definition takes a HASHNODE pointer.
* cpphash.c (_cpp_free_definition): Free data pointed to by
MCONST, XCONST, MACRO, and FMACRO nodes properly.
(_cpp_create_definition, del_HASHNODE): Just call
_cpp_free_definition to clear out a hashnode.
* cpplib.c (do_pragma_poison): Likewise.
Sat Apr 29 12:25:17 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.h (FIRST_DATA_REGNUM,
LAST_DATA_REGNUM, FIRST_ADDRESS_REGNUM, LAST_ADDRESS_REGNUM,
FIRST_EXTENDED_REGNUM, LAST_EXTENDED_REGNUM): New macros.
(REGNO_SP_P): Redefine in terms of STACK_POINTER_REGNUM.
(REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_EXTENDED_P,
REGNO_AM33_P): Redefine in terms of the new macros.
(CONDITIONAL_REGISTER_USAGE, REGNO_REG_CLASS): Likewise.
(FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
STRUCT_VALUE): Likewise.
(STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM,
ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Likewise. Moved.
Sat Apr 29 01:18:45 MET DST 2000 Jan Hubicka <[email protected]>
* regmove.c (struct record_stack_memrefs_data): New.
(record_stack_memrefs): New function.
(combine_stack_adjustments_for_block): Use it.
Sat Apr 29 01:15:27 MET DST 2000 Jan Hubicka <[email protected]>
* calls.c (calls_function_1): Properly handle TREE_LIST expressions;
use special_function_p to detect alloca.
Fri Apr 28 16:30:33 2000 Marc Espie <[email protected]>
* gcc.texi: Fixes for makeinfo 4.0 --html.
2000-04-28 Zack Weinberg <[email protected]>
* pcp.h: Delete file.
2000-04-28 Kazu Hirata <[email protected]>
* h8300.c (function_epilogue): Clean up flags when the last insn
in a function is a barrier.
2000-04-28 Chris Demetriou <[email protected]>
* configure.in (sparc-hal-solaris2*): protect [] glob from
my expansion.
(mips*-*-ecoff*, mips*-*-elf*, mips*-*-*): use MASK_ defines
rather than hard-coded constants in target_cpu_default2.
* configure: Regenerate.
2000-04-28 Jason Merrill <[email protected]>
* tree.c (get_callee_fndecl): Extract the initial value from
a readonly decl.
2000-04-28 Richard Henderson <[email protected]>
* varasm.c (record_constant_1): Record the CODE_LABEL when
taking the address of a LABEL_REF.
2000-04-28 Richard Henderson <[email protected]>
Jan Hubicka <[email protected]>
* calls.c (combine_pending_stack_adjustment_and_call): Return the
adjustment; don't do the stack adjust.
(expand_call): Call compute_argument_block_size right before
allocating the block; update comment; don't do alignment sanity
checking for sibling call; use args_size instead of
unadjusted_args_size before args_size is adjusted. Use
combine_pending_stack_adjustment_and_call to compute stack adjust
for must_preallocate case.
* expr.c (push_block): Remove shadow `temp' in inner scope.
2000-04-28 Jason Merrill <[email protected]>
* toplev.c (rest_of_compilation): Call
note_deferral_of_defined_inline_function even if the function
can't be inlined.
2000-04-28 Scott Bambrough <[email protected]>
* cpplex.c (_cpp_scan_line): Fix buffer overwrite.
2000-04-28 Richard Henderson <[email protected]>
* toplev.c (rest_of_type_compilation): Fix sdb TIMEVAR typo.
2000-04-28 Kaveh R. Ghazi <[email protected]>
* timevar.c (init_timevar): DeANSIfy function definition.
2000-04-27 Alex Samuel <[email protected]>
* Makefile.in (timevar.o): Depend on flags.h.
* timevar.c (unused_stack_instances): New variable.
(timevar_push): Take a timevar_stack_def from
unused_stack_instances if available.
(timevar_pop): Push the popped timevar_stack_def onto
unused_stack_instances.
(TIMEVAR_ENABLE): New macro.
(timevar_def): Make standalone a 1-bit field. Add field used.
(get_time): Rename parameter to now. Return after clearing it if
not TIMEVAR_ENABLE.
(init_timevar): Do nothing if not TIMEVAR_ENABLE.
(timevar_pop): Likewise.
(timevar_stop): Likewise.
(timevar_push): Likewise. Mark the timing variable as used.
(timevar_start): Likewise.
(timevar_print): Do nothing if not TIMEVAR_ENABLE. Don't print
timevars that were never used.
2000-04-27 Mark Mitchell <[email protected]>
* c-common.c (c_apply_type_quals_to_decl): REFERENCE_TYPES are
always TREE_READONLY.
2000-04-27 Ulrich Drepper <[email protected]>
* i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Generate mem reference
for call instruction with mode QImode.
2000-04-27 Alex Samuel <[email protected]>
* Makefile.in (OBJS): Add timevar.o.
(toplev.o): Depend on timevar.h.
(ggc-simple.o): Likewise.
(ggc-page.o): Likewise.
(timevar.o): New rule.
(timevar.h): New rule.
* timevar.h: New file.
* timevar.c: Likewise.
* timevar.def: Likewise.
* toplev.h (gc_time, parse_time, varconst_time): Remove.
* toplev.c: Use timevar_push and timevar_pop instead of TIMEVAR
throughout.
(TIMEVAR): Remove macro.
(gc_time, parse_time, varconst_time, integration_time, jump_time,
cse_time, gcse_time, loop_time, cse2_time, branch_prob_time,
flow_time, combine_time, regmove_time, sched_time,
local_alloc_time, global_alloc_time, flow2_time, peephole2_time,
sched2_time, dbr_sched_time, reorder_blocks_time,
rename_registers_time, shorten_branch_time, stack_reg_time,
to_ssa_time, from_ssa_time, final_time, symout_time, dump_time,
all_time): Remove.
(compile_file): Don't initialize time variables. Call
init_timevar and start TV_TOTAL timer. Call timevar_print instead
of many calls to print_time.
(rest_of_compilation): Add timing for reload_cse_regs.
(get_run_time): Removed to timevar.c.
(print_time): Likewise.
(get_run_time): Implement using TV_TOTAL time variable.
(print_time): Get total run time from get_run_time.
* ggc-page.c (ggc_collect): Push and pop TV_GC instead of
computing elapsed time explicitly.
* ggc-simple.c (ggc_collect): Likewise.
(gc_time): Remove declaration.
2000-04-27 Mark Mitchell <[email protected]>
* calls.c (combine_pending_stack_adjustment_and_call): New function.
(expand_call): Use it.
2000-04-27 Jan Hubicka <[email protected]>
* flow.c (mark_set_1): Handle MEMs in ZERO_EXTRACT/SIGN_EXTRACT
fields.
Thu Apr 27 12:47:00 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.md (movhi): Simplify. Prefer data
registers.
Thu Apr 27 17:33:05 MET DST 2000 Jan Hubicka <[email protected]>
* function.c (epilogue_done): Pass whole insn to record_insns.
Thu Apr 27 16:55:28 MET DST 2000 Jan Hubicka <[email protected]>
* cse.c (CSE_ADDRESS_COST): Remove.
(find_best_addr): Add new parameter "MODE", use address_cost instead
of CSE_ADDRESS_COST
(address_cost): New.
(fold_rtx): Update call of find_best_addr.
* rtl.h (address_cost): Declare.
* loop.c (general_induction_var): Add new parameter "MODE", use
address_cost instead of ADDRESS_COST
(init_loop): Use address_cost instead of ADDRESS_COST.
(check_insn_for_givs): Update call of general_induction_var.
(find_mem_givs): Likewise.
(consec_sets_giv): Likewise.
* config/i386/i386.h (ADDRESS_COST): Call ix86_address_cost.
* i386.c (ix86_address_cost): New.
* i386-protos.h (ix86_address_cost): Declare.
Thu Apr 27 11:45:16 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.md (movqi): Simplify. Prefer data
registers.
Thu Apr 27 16:11:00 MET DST 2000 Jan Hubicka <[email protected]>
* expr.c (store_expr): Use clear_storage instead of direct memset
libcall.
Thu Apr 27 10:36:51 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.c (mn10300_address_cost): Test
ASHIFT, AND and LABEL_REF.
Thu Apr 27 15:08:46 MET DST 2000 Jan Hubicka <[email protected]>
* invoke.texi (-foptimize-sibling-calls): Fix.
Thu Apr 27 14:54:22 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (load_mems) Don't use hard registers for the hoisting.
* unroll.c (unroll_loop): Avoid overflow in the n_iterations
calculation; rename const_equiv array in the preconditioning code
from loop_unroll to loop_unroll_precondition
2000-04-27 Richard Henderson <[email protected]>
* flow.c (struct propagate_block_info): Remove new_dead, new_live;
add new_set.
(propagate_one_insn): Clear it. Don't update reg_live here.
(init_propagate_block_info): Update for pbi member changes.
(free_propagate_block_info): Likewise.
(mark_set_1): Know that zero_extract, sign_extract, and
strict_low_part don't kill their argument. Alter hard subregs.
Update new_set for non-CLOBBER sets. Update reg_live.
(find_auto_inc): Update reg_live, not new_dead.
(mark_used_reg): Update reg_live, not new_live. Examine new_set
to determine if the reg in question was set this insn. Only update
reg info with PROP_REG_INFO.
2000-04-26 Richard Henderson <[email protected]>
* flow.c (allocate_reg_life_data): Set max_regno here ...
(life_analysis): ... not here.
* flow.c (calculate_global_regs_live): Force stack pointer
live at end.
2000-04-26 Richard Henderson <[email protected]>
* jump.c (redirect_exp_1): Rework from old redirect_exp. Never
commit change group changes.
(invert_exp_1): Similarly.
(redirect_exp, invert_exp): Use them.
(redirect_jump_1): New.
(invert_jump_1): New.
(jump_optimize_1): Remove code subsumed by condexec.c.
* rtl.h (invert_jump_1, redirect_jump_1): Declare.
2000-04-26 Richard Henderson <[email protected]>
* rtlanal.c (dead_or_set_regno_p): Use find_regno_note.
* genconfig.c (main): Set all HAVE_foo to 1.
* graph.c (node_data): Use GET_NOTE_INSN_NAME instead of local array.
2000-04-26 Alex Samuel <[email protected]>
* invoke.texi: Document -fssa flag.
2000-04-26 Richard Henderson <[email protected]>
* flow.c (count_reg_sets_1): Remove.
(count_reg_sets, count_reg_references): Remove.
(recompute_reg_usage): Implement with update_life_info.
Reallocate life data.
2000-04-26 Richard Henderson <[email protected]>
* flow.c (update_life_info): Consider blocks null to mean the
universal set.
(calculate_global_regs_live): Likewise.
(life_analysis): Do that instead of collecting all_blocks.
2000-04-26 Richard Henderson <[email protected]>
* flow.c (tidy_fallthru_edge): Don't delete the jump when it's
a still-valid conditional jump.
2000-04-26 Richard Henderson <[email protected]>
* jump.c (invert_jump): Always invert REG_BR_PROB. Do it correctly.
* bb-reorder.c (reorder_basic_blocks): Don't run estimate_probability.
* flow.c (calculate_loop_depth): Remove.
* output.h (calculate_loop_depth): Don't declare.
* toplev.c (rest_of_compilation): Expand calculate_loop_depth
inline; run estimate_probability at the same time.
2000-04-26 Neil Booth <[email protected]>
* cpplib.h: "~=" is not a single pp-token.
* cpplex.c: Correct commentary.
2000-04-26 Richard Henderson <[email protected]>
* flow.c (mark_set_1): New arguments code and flags; update all
callers. Track regno_first and regno_last; do HARD_REGNO_NREGS
test in one place. Tidy flags tests. Don't bias REG_N_REFS by
loop_depth when optimizing for size. Do new_dead update after
emitting REG_UNUSED notes. Merge mark_set_reg code.
(mark_set_reg): Remove.
(propagate_one_insn): Use mark_set_1 for call-clobbered registers;
arrange to not emit REG_UNUSED notes.
2000-04-26 Richard Henderson <[email protected]>
* flow.c (find_auto_inc): Use pbi->bb instead of BLOCK_FOR_INSN.
* ssa.c (convert_from_ssa): Don't run compute_bb_for_insn.
2000-04-26 Richard Henderson <[email protected]>
* flow.c (propagate_one_insn): Break out from propagate_block.
(init_propagate_block_info): Likewise.
(free_propagate_block_info): Likewise.
(propagate_block): Use them. Export.
* basic-block.h: Declare them all.
2000-04-26 Richard Henderson <[email protected]>
* basic-block.h (life_analysis): Declare here ...
* output.h: ... not here.
* flow.c (life_analysis): Remove nregs parameter; replace
remove_dead_code with flags. Remove ssa dead code check.
Only init alias analysis if we'll use it.
* reg-stack.c (reg_to_stack): Update life_analysis arguments.
* ssa.c (convert_to_ssa): Likewise.
(convert_from_ssa): Likewise.
* toplev.c (rest_of_compilation): Likewise.
2000-04-26 Richard Henderson <[email protected]>
* flow.c (flow_delete_block): Rename from delete_block. Export.
* basic-block.h (flow_delete_block): Declare.
2000-04-26 David S. Miller <[email protected]>
* optabs.c (emit_libcall_block): Verify insns with INSN_P before
taking a PATTERN of it.
2000-04-26 <[email protected]>
* cpplex.c (spell_other, spell_char): Remove.
(SPELL_CHAR): New.
(token_spelling, trigraph_map): Use unsigned chars.
(_cpp_lex_line): Tidy up the switch statement.
* cpplib.h: Implement spell_char with spell_string.
(C): New.
2000-04-26 <[email protected]>
* pa/pa32-regs.h (HARD_REGNO_MODE_OK): Warning removal.
* pa/pa64-regs.h (HARD_REGNO_MODE_OK): Warning removal.
2000-04-26 Kaveh R. Ghazi <[email protected]>
* dwarf2out.c (dw_cfi_oprnd_struct, dw_fde_struct, add_fde_cfi,
reg_save, dwarf2out_frame_debug_expr, dwarf2out_def_cfa,
dwarf2out_window_save, dwarf2out_args_size, dwarf2out_reg_save,
dwarf2out_return_save, dwarf2out_return_reg,
dwarf2out_stack_adjust, dwarf2out_frame_debug, primary_filename,
add_AT_lbl_id, add_AT_lbl_offset, type_tag, decl_start_label,
gen_compile_unit_die, dwarf2out_init): Constify a char*.
* dwarf2out.h (dwarf2out_init): Likewise.
* dwarfout.c (filename_entry, primary_filename, last_filename,
type_tag, output_compile_unit_die, dwarfout_init): Likewise.
* tree.h (dwarf2out_def_cfa, dwarf2out_window_save,
dwarf2out_args_size, dwarf2out_reg_save, dwarf2out_return_save,
dwarf2out_return_reg): Likewise.
2000-04-26 Andreas Jaeger <[email protected]>
* extend.texi (Function Attributes): Fix description of pure
attribute.
2000-04-26 Jason Merrill <[email protected]>
* integrate.c (output_inline_function): Do clear DECL_DEFER_OUTPUT
before calling rest_of_compilation.
2000-04-26 Andreas Jaeger <[email protected]>
* config/mips/linux.h: Remove erroneous commit of #if 0/#endif in
last patch.
2000-04-25 Richard Henderson <[email protected]>
* cse.c (cse_insn): Emit barrier after unconditional jump.
* calls.c (expand_call): Disable tail call generation once
rtx_equal_function_value_matters is false.
* reg-stack.c (convert_regs_1): Treat EDGE_ABNORMAL_CALL edges
like EDGE_EH edges.
2000-04-25 Jason Merrill <[email protected]>
* dwarf2out.c (add_bound_info): Don't crash on an unexpanded SAVE_EXPR.
* dwarfout.c (output_decl): Ignore NAMESPACE_DECLs.
* dwarf2out.c (gen_subprogram_die): The class-scope declaration DIE
is the primary DIE for a member function.
(gen_decl_die): Call set_decl_origin_self here.
* dwarfout.c (output_decl): And here.
* integrate.c (output_inline_function): Not here.
Don't clear DECL_INLINE until after calling rest_of_compilation.
(set_decl_origin_self): No longer static.
* tree.h: Add prototype.
* toplev.c (note_deferral_of_defined_inline_function): Only write
out abstract instance for actual inlines.
2000-04-25 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Return
EXTENDED_REGS only if TARGET_AM33.
* config/mn10300/mn10300.md (movsi, addsi): Avoid exposing
SP_REGS to register allocation and reloading unless absolutely
necessary.
(movsi3): Remove special-case of adding non-constants to SP.
2000-04-25 Kaveh R. Ghazi <[email protected]>
* aclocal.m4 (gcc_AC_NEED_DECLARATION): This macro now requires
INCLUDES to search and does not provide any of its own. Also it
now accepts optional ACTION-IF-NEEDED and ACTION-IF-NOT-NEEDED
parameters. Also it does not call AC_DEFINE.
(gcc_AC_NEED_DECLARATIONS): Likewise. Also this macro now calls
AC_DEFINE and provides for automatic entries for autoheader.
(gcc_AC_FUNC_PRINTF_PTR): Cleanup C code in test.
* configure.in (gcc_AC_NEED_DECLARATIONS): Save and restore CFLAGS
so we can pass -I flags and include gansidecl.h/system.h in this
test.
* acconfig.h: Delete all NEED_DECLARATION_* entries.
2000-04-25 Kaveh R. Ghazi <[email protected]>
* acconfig.h (ENABLE_STD_NAMESPACE, ENABLE_CHECKING,
ENABLE_TREE_CHECKING, ENABLE_RTL_CHECKING, ENABLE_GC_CHECKING,
ENABLE_GC_ALWAYS_COLLECT): Delete entries.
* configure.in (ENABLE_STD_NAMESPACE, ENABLE_CHECKING,
ENABLE_TREE_CHECKING, ENABLE_RTL_CHECKING, ENABLE_GC_CHECKING,
ENABLE_GC_ALWAYS_COLLECT): Use three argument form of AC_DEFINE
for these macros. Clean up spacing and linewraps.
2000-04-26 Jason Merrill <[email protected]>
* calls.c (expand_call): Use get_callee_fndecl.
* print-tree.c (print_node): Print the chain of an _EXPR.
Tue Apr 25 16:16:04 2000 Andrew MacLeod <[email protected]>
Jim Wilson <[email protected]>
Andrew Haley <[email protected]>
* config/ia64/crtbegin.asm: Add IA-64 unwind support. Correct alloc
and gp save/restore problems.
* config/ia64/crtend.asm: Add IA-64 unwind support.
* config/ia64/ia64.c (ia64_compute_frame_size): Don't include pr_size
in fr_pad_size calculation.
(save_restore_insns): Move PR save area. Correct uses of
RTX_FRAME_RELATED_P.
(ia64_expand_prologue): Mark alloc with RTX_FRAME_RELATED_P.
(ia64_expand_epilogue): Add eh_epilogue support.
(ia64_function_prologue): Emit .prologue directive.
(ia64_init_machine_status, ia64_mark_machine_status): New functions.
(ia64_override_options): Set init_machine_status and
mark_machine_status.
(rtx_needs_barrier): Handle bsp reads and writes.
(spill_offset, sp_offset, spill_offset_emitted, tmp_reg, tmp_saved):
New static variables.
(process_set, process_for_unwind_directive): New functions.
* config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR, ASM_OUTPUT_XDATA_SHORT,
ASM_OUTPUT_XDATA_INT, ASM_OUTPUT_XDATA_DOUBLE_INT, ASM_OUTPUT_EH_CHAR,
ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT, ASM_OUTPUT_EH_DOUBLE_INT): New
macros.
(EH_FRAME_SECTION_ASM_OP): Define to IA_64.unwind section.
(IA64_UNWIND_INFO, HANDLER_SECTION, IA64_UNWIND_EMIT): Define.
(struct machine_function): Define.
* config/ia64/ia64.md (bsp_value, set_bsp, eh_epilogue): New patterns.
2000-04-25 Bruce Korb <[email protected]>
* fixinc/Makefile.in: make the removal of old programs more
robust
* fixinc/mkfixinc.sh: use the two new targets in the Makefile:
install-bin and install-sh
2000-04-25 Nick Clifton <[email protected]>
* integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): If not
defined, define to return zero.
(function_cannot_inline_p): If a function has any target
specific attributes, then use the macro
FUNCTION_ATTRIBUTE_INLINABLE_P to allow the target to decide
whether it can be inlined. If it cannot, issue a suitable
explanation.
* tm.texi: Add a new node 'Inlining' to document the new macro
FUNCTION_ATTRIBUTE_INLINABLE_P.
2000-04-25 Zack Weinberg <[email protected]>
* cpplib.h (struct cpp_buffer): Add 'mapped' flag; fix
commentary.
2000-04-25 Neil Booth <[email protected]>
Restore previous patch, plus the following fixes:
* cpphash.c (_cpp_create_definition): Test PREV_WHITESPACE in
flags, not CPP_OPEN_PAREN.
* cpplex.c (expand_token_space, init_token_list,
cpp_free_token_list): Put the dummy token at list->tokens[-1].
(_cpp_lex_line, _cpp_lex_file): token list is 0-based.
Tue Apr 25 14:06:40 2000 Alexandre Oliva <[email protected]>
* config/i386/freebsd.h (INT_ASM_OP): Define.
Tue Apr 25 14:51:07 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (strength_reduce): Fix typo in the last checkin.
Tue Apr 25 07:33:12 2000 Richard Kenner <[email protected]>
* stor-layout.c (finalize_record_size): Simplify to use existing
functions.
(compute_record_mode): No longer static.
* tree.h (compute_record_mode): New declaration.
2000-04-25 Neil Booth <[email protected]>
* Revert my patch below until cause of build failures
determined.
2000-04-25 Richard Henderson <[email protected]>
* combine.c (combine_instructions): Add missing argument
to try_combine.
* toplev.c (rest_of_compilation): Delay sibcall optimization
until after emit_eh_context.
2000-04-24 Nick Clifton <[email protected]>
* combine.c (combine_instructions): Do not try to combine a
sequence of insns when the second insn has been replaced by a
note.
Mon Apr 24 17:34:18 2000 Mumit Khan <[email protected]>
* gcc.c (load_specs): New static function.
(read_specs): Use it.
* gcc.c (lookup_compiler): Make multiple passes for case
insensitive filesystems.
2000-04-24 Neil Booth <[email protected]>
* cpphash.c: replace HSPACE_BEFORE with PREV_WHITESPACE.
* cpphash.h (_cpp_check_directive): new.
* cpplex.c (handle_newline, cpp_free_token_list,
init_trigraph_map, trigraph_ok, trigraph_replace,
backslash_start, skip_block_comment, skip_line_comment,
skip_whitespace, parse_name, parse_number, parse_string,
copy_comment, _cpp_lex_line, spell_char, spell_string,
spell_comment, spell_name, spell_other, _cpp_lex_file,
_cpp_output_list): new.
(expand_name_space): take length argument.
(init_token_list): add comment list initialisation.
(cpp_scan_line): use auto_expand_name_space. PREV_WHITESPACE
instead of HSPACE_BEFORE.
* cpplib.c (_cpp_check_directive): new
* cpplib.h (cpp_name, PREV_WHITESPACE, PREV_COMMENT,
DIGRAPH, UNSIGNED_INT, TOK_NAME): new.
(HSPACE_BEFORE): delete.
(TTYPE_TABLE): rearrange.
(struct cpp_toklist): update.
2000-04-24 Kaveh R. Ghazi <[email protected]>
* aclocal.m4 (gcc_AC_HEADER_STRING, gcc_AC_FUNC_PRINTF_PTR,
gcc_AC_C_VOLATILE, gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG): Use the three
argument form of AC_DEFINE.
* configure.in (DEFAULT_LINKER, DEFAULT_ASSEMBLER,
HAVE_INTTYPES_H, PACKAGE, VERSION, ENABLE_WIN32_REGISTRY,
WIN32_REGISTRY_KEY, HAVE_GAS_SUBSECTION_ORDERING, HAVE_GAS_WEAK,
HAVE_GAS_HIDDEN, HAVE_AS_REGISTER_PSEUDO_OP, AS_SPARC64_FLAG,
HAVE_AS_OFFSETABLE_LO10, ENABLE_NEW_GXX_ABI): Likewise.
* acconfig.h: Delete stubs made redundant by 3-arg AC_DEFINE.
2000-04-24 Kaveh R. Ghazi <[email protected]>
* Makefile.in (GCC_FOR_TARGET, GCC_CFLAGS, LIBGCC2_INCLUDES,
deduced.h): Use -isystem, not -I, for including system headers.
2000-04-24 Nick Clifton <[email protected]>
* config/fr30/fr30.md (addsi3): Do not use small add instruction if
the source register is the frame pointer or arg pointer.
(addsi3_small_int): Disallow if source register is the frame
pointer or arg pointer.
2000-04-24 Kaveh R. Ghazi <[email protected]>
* configure.in (ENUM_BITFIELDS_ARE_UNSIGNED): Delete redundant
call to AC_MSG_RESULT.
2000-04-24 Martin v. Löwis <[email protected]>
* invoke.texi: Correct grammatical errors, document
-fno-gnu-keywords as identical to -fno-asm for C++.
2000-04-24 Kaveh R. Ghazi <[email protected]>
* aclocal.m4: (GCC_HEADER_STRING, GCC_NEED_DECLARATION,
GCC_NEED_DECLARATIONS, GCC_FUNC_VFPRINTF_DOPRNT,
GCC_FUNC_PRINTF_PTR, GCC_PROG_LN_S, GCC_PROG_LN, GCC_C_VOLATILE,
AC_GCC_C_LONG_DOUBLE, GCC_FUNC_MKDIR_TAKES_ONE_ARG,
EGCS_PROG_INSTALL): Rename autoconf macros with prefix gcc_AC_.
* configure.in (AC_GCC_C_LONG_DOUBLE, GCC_PROG_LN, GCC_PROG_LN_S,
GCC_C_VOLATILE, EGCS_PROG_INSTALL, GCC_HEADER_STRING,
GCC_FUNC_VFPRINTF_DOPRNT, GCC_FUNC_PRINTF_PTR,
GCC_NEED_DECLARATIONS, GCC_FUNC_MKDIR_TAKES_ONE_ARG): Invoke with
new macros names.
2000-04-24 Mumit Khan <[email protected]>
* c-pragma.c (push_alignment): Use BITS_PER_UNIT macro.
(pop_alignment): Likewise.
(handle_pragma_token): Likewise.
2000-04-24 Robert Lipe <[email protected]>
* tree.h (tree_decl): Member `mode' now ENUM_BITFIELD.
2000-04-24 Hiroyuki Machida <[email protected]>
* combine.c (try_combine): Update reg_nonzero_bits of
newi2pat before newpat.
Mon Apr 24 10:19:48 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (strength_reduce): Simplify test to INSN_P.
(record_giv): Attempt to simplify the add value, use CONSTANT_P
expressions instead of CONST_INT.
(express_from_1): Likewise.
2000-04-24 Mark Mitchell <[email protected]>
* regs.h (reg_n_max): Don't declare.
* flow.c (reg_n_max): Don't define.
* regclass.c (renumber): Don't initialize to zero.
(regno_allocated): Likewise.
(reg_n_max): Define.
(allocate_reg_info): Don't initialize unnecessarily.
Mon Apr 24 00:21:36 2000 Jeffrey A Law ([email protected])
* genattrtab.c (find_attr): Initialize unsigned_p, func_units_p
and blockage_p in the newly allocated attribute.
Sun Apr 23 20:16:49 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.md (addsi): `inc4' on address
registers does not modify cc, but `inc' on an extended
register does.
Sun Apr 23 16:24:35 2000 Denis Chertykov <[email protected]>
* reload.c (find_equiv_reg): Checks all valueno regs
as a reload_reg_p regs.
2000-04-23 Zack Weinberg <[email protected]>
* cpphash.c (collect_objlike_expansion): Add sanity check.
(special_symbol): Remove case T_CONST, T_XCONST, T_MCONST. If
the buffer is the empty string, return. Mark __DATE__ and
__TIME__ as XCONST nodes, not MCONST.
(_cpp_macroexpand): Avoid pushing an empty buffer.
(funlike_macroexpand): Don't pop token_buffer here.
Sun Apr 23 18:37:53 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.h (REGNO_IN_RANGE_P): New macro.
(REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P): New macros.
(REGNO_EXTENDED_P, REGNO_AM33_P): New macros.
(REGNO_OK_FOR_BASE_P): Define in terms of them.
(REGNO_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P): Likewise.
(REG_OK_FOR_BASE_P): Define in terms of the REGNO macro.
(REG_OK_FOR_BIT_BASE_P, REG_OK_FOR_INDEX_P): Likewise.
Sun Apr 23 22:23:08 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (simplify_giv_expr): Be more agressive on simplifying
constant MULT givs.
2000-04-23 Zack Weinberg <[email protected]>
* cpphash.h (struct definition): Move file, line, col members...
(struct hashnode): ... here. Also add 'disabled' flag.
(enum node_type): Add T_VOID, T_XCONST, T_FMACRO, and
T_IDENTITY. Remove T_DISABLED.
Update prototypes.
* cpphash.c (_cpp_dump_definition): Split out dump_DEFINITION.
(collect_expansion): Split into collect_objlike_expansion and
collect_funlike_expansion.
(_cpp_macroexpand): Split out scan_arguments, stringify, and
funlike_macroexpand.
(_cpp_compare_defs): Rename compare_defs, make static.
(_cpp_make_hashnode): Initialize hp->disabled.
(macro_cleanup): Adjust for new token types. Clear
m->disabled.
(_cpp_create_definition): Move code here to determine what
sort of macro it is, and code to check for redefinitions, from
do_define. Implement a few simple cases without creating a
full DEFINITION.
(_cpp_macroexpand, special_symbol, _cpp_dump_definition):
Handle the simple cases.
(push_macro_expansion): Set buf->has_escapes and hp->disabled
here.
* cppinit.c (builtin_array): Change MCONST to XCONST
everywhere.
* cpplex.c (maybe_macroexpand): Handle IDENTITY macros here;
fix check for disabled and function-like macros.
* cpplib.c (do_define): Move most logic to
_cpp_create_definition.
(do_undef): Handle new special token types.
Sun Apr 23 14:27:44 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (maybe_eliminate_biv_1): Use GET_CODE (x) == CONST_INT instead
of CONSTANT_P for mult_val; always use validate_change to update insn.
2000-04-22 Zack Weinberg <[email protected]>
* cpphash.c (trad_stringify, add_pat): New functions.
(collect_expansion): Restore support for -traditional syntax.
Use trad_stringify and add_pat.
(_cpp_macroexpand): Restore support for -traditional semantics.
* cpplex.c (_cpp_scan_line): Don't change space_before if we
get a COMMENT token.
(_cpp_lex_token): Provide COMMENT tokens to caller if
traditional and parsing_define_directive.
(skip_comment): Warn about // comments if -Wtraditional.
* cpplib.c (do_define): Fix typo. Create EMPTY nodes with
proper node type.
(do_undef): Don't warn about undefining EMPTY nodes.
Sat Apr 22 22:35:38 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (strength_reduce): Fix biv removal code.
2000-04-22 Richard Henderson <[email protected]>
* predict.c (estimate_probability): Examine both sides of
a branch for no exits. Use 90% not 50% for predict taken.
Reorg for one copy of note generation code.
2000-04-22 Richard Henderson <[email protected]>
* flow.c (mark_used_reg): Hack around rs6000 eliminable pic reg.
2000-04-22 Richard Henderson <[email protected]>
* diagnostic.c (init_output_buffer): Don't initialize format_args.
(output_clear): Likewise.
(output_printf): Use va_copy.
(vline_wrapper_message_with_location): Likewise.
(v_message_with_decl): Likewise.
(line_wrapper_printf): VA_START infor buffer.format_args directly.
* system.h (va_copy): Provide default implementation.
2000-04-22 Richard Henderson <[email protected]>
* predict.c (expected_value_to_br_prob): Don't bomb if op1 of
the collected condition is not a constant.
2000-04-22 Gabriel Dos Reis <[email protected]>
* diagnostic.h: New file.
* Makefile.in (diagnostic.o): Depends on diagnostic.h
* diagnostic.c: Tweak. Rationalize the output logic. Adjust
various function prototypes.
(diagnostic.h): #include.
(struct output_buffer): Move into diagnostic.h.
(get_output_prefix): Rename to output_get_prefix. Export.
(init_output_buffer): Export. Break out. Adjust initialization.
(output_space_left, output_append): Export.
(output_newline): Rename to output_add_newline. Export.
(output_clear): Nullify additional output_buffer fields.
(output_puts): Rename to output_add_string. Export.
(dump_output): Rename to output_flush_on. Export.
(build_location_prefix): Constify return-type.
(emit_output_prefix): Rename to output_emit_prefix. Export.
(set_real_maximum_length): New function.
(output_set_maximum_length): Ditto
(output_clear): Ditto.
(output_add_character): Ditto.
(output_add_integer): Ditto.
(output_add_space): Ditto.
(output_format): Ditto.
(output_printf): Adjust buffer initialization.
(vline_wrapper_message_with_location): Ditto.
(v_message_with_decl): Ditto. Adjust call to output_puts
and get_output_prefix.
(default_print_error_function): Adjust buffer initialization.
Sat Apr 22 06:45:04 2000 Richard Kenner <[email protected]>
* expr.c (preexpand_calls, case CALL_EXPR): Don't look at TYPE_SIZE
of VOID_TYPE.
Fri Apr 21 18:33:09 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.h (REGNO_REG_CLASS): Use NO_REGS instead
of explicit 0.
Fri Apr 21 18:30:00 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.h (REGISTER_MOVE_COST): Provide more
accurate data about SP moves.
Fri Apr 21 18:28:28 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.h (ADDITIONAL_REGISTER_NAMES): Added
aliases to AM33 registers.
Fri Apr 21 18:26:17 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.h (REG_CLASS_CONTENTS): Added register 16
to all EXTENDED bitmaps.
Fri Apr 21 18:17:12 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300-protos.h (mn10300_address_cost): Declare.
* config/mn10300/mn10300.h (ADDRESS_COST): New macro.
* config/mn10300/mn10300.c (mn10300_address_cost): New function.
Fri Apr 21 18:11:56 2000 Alexandre Oliva <[email protected]>
* config/mn10300/mn10300.md (movdi, movdf): Do not use `movu' when
the operand is not constant.
Fri Apr 21 14:58:29 2000 Denis Chertykov <[email protected]>
* reload.c (find_equiv_reg): Checks all valueno and regno regs
as a call-clobbered regs.
Fri Apr 21 13:30:26 2000 Richard Kenner <[email protected]>
* rtl.c: Use NOTE_INSN_REPEATED_LINE_NUMBER and NOTE_INSN_RANGE_BEG.
* rtl.h: Likewise.
* rtl.def: Update comment.
* function.c (expand_function): Use NOTE_INSN_REPEATED_LINE_NUMBER.
* integrate.c (expand_inline_function): Likewise.
* profile.c (branch_prob): Likewise.
* ggc-common.c (ggc_mark_rtx_children): Use NOTE_INSN_RANGE_BEG.
* print-rtl.c (print_rtx): Likewise.
* haifa-sched.c (sched_analyze, unlink_other_notes): Likewise.
(reemit_notes): Likewise; also use enum insn_note.
* stor-layout.c (layout_decl): Only set DECL_MODE if not already set.
(place_field): Properly compute know and actual alignment.
* gengenrtl.c (gencode): Write obstack_alloc_rtx function start
in proper format.
* cse.c (cse_insn): In (set REG0 REG1) case, remove a REG_EQUAL
note for REG1.
2000-04-21 Zack Weinberg <[email protected]>
* cpphash.c (struct arg, struct arglist): Const-ify strings.
(warn_trad_stringify, duplicate_arg_p): New helper functions.
(collect_expansion): Rewrite to scan over a token list.
Remove -traditional support.
(collect_formal_parameters): Rename to collect_params; rewrite
to scan over a token list.
(_cpp_create_definition): Adjust to scan a token list.
(_cpp_macroexpand): Remove -traditional support.
(_cpp_compare_defs): Whitespace is now canonicalized.
(comp_def_part): Delete function.
* cpphash.h: Update prototypes.
* cpplex.c (init_token_list): Don't set lineno if there is no
buffer.
(pedantic_whitespace): New function.
(_cpp_scan_line): Mark tokens that had hspace before. Don't
consume a newline. Use pedantic_whitespace.
(_cpp_lex_token): Remove support for -traditional macros.
(_cpp_get_define_token): Delete.
(_cpp_get_directive_token): Do the real work here. Use
pedantic_whitespace.
(_cpp_init_input_buffer): Initialize pfile->directbuf.
* cpplib.c (get_macro_name): Delete.
(do_define): Read the entire line into pfile->directbuf, then
feed the token list to _cpp_create_definition.
* cpplib.h (HSPACE_BEFORE): new define.
(struct cpp_reader): Add a toklist member, "directbuf".
* predict.c (estimate_probability): New heuristic: if a jump
branches around a block with no successors, predict it taken.
Disentangle control flow.
2000-04-20 Richard Henderson <[email protected]>
* loop.c (emit_iv_add_mult): Revert last change.
2000-04-20 Zack Weinberg <[email protected]>
* cpplib.h (enum cpp_ttype): Add token types for all
punctuators. Distinguish pp-numbers from valid C numbers.
Give some tokens better names. Initialize from macro.
(struct cpp_name, cpp_token, cpp_toklist): New data
structures.
Update prototypes.
* cpplex.c (bump_column, expand_name_space,
expand_token_space, init_token_list, cpp_output_list,
_cpp_scan_line): New functions.
(output_line_command): Add third argument, new line number.
* cpphash.h: Update prototypes.
* cppexp.c, cpphash.c, cpplib.c, scan-decls.c: Update for new
token names.
2000-04-20 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_emit_floatuns): Emit missing barrier.
2000-04-20 Zack Weinberg <[email protected]>
* c-common.c (decl_attributes) [A_ALIAS]: Set TREE_USED on the
object pointed to.
Thu Apr 20 14:19:18 MET DST 2000 Jan Hubicka <[email protected]>
* loop.c (emit_iv_add_mult): Simplify it's input and emit
REG_EQUAL note explaining the calculated value.
* calls.c (expand_call): Avoid unnecesary precalculation
and outgoing parameters space guarding for sibling calls.
(store_one_arg): Likewise.
Thu Apr 20 08:01:07 2000 Richard Kenner <[email protected]>
* toplev.c (enum dump_file_index, dump_file): Add DFI_sibling.
(rest_of_compilation): Write sibling dump file and account
for time as jump time.
* invoke.texi: Update documentation on dump flags.
2000-04-19 Marek Michalkiewicz <[email protected]>
* avr.c: #include "system.h" instead of <stdio.h> and <stdlib.h>.
2000-04-19 Zack Weinberg <[email protected]>
* cpphash.c (special_symbol): Represent an empty macro with
"\r \r " not just "\r ".
(_cpp_macroexpand): Correct condition for the foo ( ) special
case.
(unsafe_chars): Handle EOF as second argument.
(push_macro_expansion): Simplify test for removing escape at
end. Do not trim both escapes if there is no text in between.
2000-04-19 Jim Blandy <[email protected]>
* dwarf2out.c (DWARF2_ADDR_SIZE): New macro. Use it instead
of PTR_SIZE, when appropriate.
2000-04-19 Mark Mitchell <[email protected]>
* system.h (ONLY_INT_FIELDS): Make sure it is defined.
(USE_ENUM_BITFIELDS): Fix typo.
Wed Apr 19 12:14:55 2000 Richard Kenner <[email protected]>
* stor-layout.c (place_field): Set rli->offset_align properly.
2000-04-19 Kaveh R. Ghazi <[email protected]>
* mips.h (BITS_PER_WORD, UNITS_PER_WORD, UNITS_PER_FPREG,
INT_TYPE_SIZE, LONG_TYPE_SIZE, POINTER_SIZE, POINTER_BOUNDARY,
PARM_BOUNDARY): Remove unnecessary casts.
Wed Apr 19 12:02:37 MET DST 2000 Jan Hubicka <[email protected]>
* calls.c (precompute_arguments): Remove must_preallocate and
args_size calls.
(expand_call): Update call of precompute_arguments.
* loop.c (check_insn_for_bivs, for_every_insn_in_loop,
check_insn_for_givs): Break out from ...
(strength_reduce) ... here; use for_every_insn_in_loop to call
check_insn_for_givs.
* loop.h (for_every_insn_in_loop): Declare.
(loop_insn_callback): New type.
2000-04-18 Zack Weinberg <[email protected]>
* cpplib.c (do_pragma_poison): Strings in the token buffer are
not nul-terminated.
Tue Apr 18 16:04:12 2000 Jim Wilson <[email protected]>
* config/ia64/sysv4.h (SELECT_SECTION): Use data_section if
flag_pic and RELOC.
2000-04-18 Zack Weinberg <[email protected]>
* cccp.c, cexp.y, cexp.c, cccp.1: Removed.
* configure.in: Delete --disable-cpplib option and all
references to cpp_main.
* configure: Regenerate.
* Makefile.in: Remove all references to CCCP, CCCP_OBJS,
@cpp_main@, cccp.c, cexp.c, cexp.y, cexp.output, cexp.o,
cccp.o, cccp, or cppmain. Link cppmain.o straight to
cpp$(exeext). Add --no-headers to makeinfo command line when
generating INSTALL. Install and uninstall cpp.1 manpage, not
cccp.1.
* install.texi: Delete all references to cexp.y/cexp.c.
Delete ancient instructions for compiling GCC on 3b1.
* INSTALL: Regenerate.
* cppfiles.c, cpplib.h, jump.c, protoize.c, c-lex.c, mips/t-ecoff,
mips/t-elf, mips/t-r3900: Remove references to cccp.c.
* convex.h, fx80.h, m68k.h, pdp11.h: Remove references to
cexp.c/cexp.y.
* xm-linux.h, xm-os2.h, romp.h: Remove definition of BSTRING,
which is no longer tested anywhere.
* cppinit.c (handle_option): Don't run error message through
gettext twice.
Tue Apr 18 14:16:47 2000 Richard Kenner <[email protected]>
* conflict.c (conflict_graph_add): Pass enum type to htab_find_slot.
* cpperror.c (hashtab.h): Now include.
* cppexp.c (hashtab.h): Likewise.
* cpplex.c (hashtab.h): Likewise.
* cppfiles.c (hashtab.h): Likewise.
(find_include_file, _cpp_calc_hash, cpp_read_file): Pass enum type
to htab_find_slot_with_hash.
* cpphash.c (hashtab.h): Now include.
(_cpp_lookup_slot): INSERT is now enum insert_option.
* cpphash.h (_cpp_lookup_slot): Likewise.
* cppinit.c (hashtab.h): Include earlier.
(initialize_builtins): Pass enum to htab_find_slot.
* cpplib.c (hashtab.h): Now include.
(do_define, do_undef): Pass enum type to _cpp_lookup_slot.
(do_pragma_poison, do_assert): Likewise.
* emit-rtl.c (gen_rtx_CONST_INT): Pass enum to
htab_find_slot_with_hash.
* simplify-rtx.c (cselib_lookup_mem, cselib_lookup): Likewise.
* tree.c (type_hash_add): Likewise.
(build1): Minor cleanup.
* ggc-common.c: Add missing blanks.
* print-tree.c (print_node): Print DECL_OFFSET_ALIGN.
* tree.h (DECL_OFFSET_ALIGN): Fix typo in comment.
* stmt.c (mark_case_node): New function.
(mark_case_nesting): Call it.
* expmed.c (emit_store_flag): If comparing two-word integer
with zero, can optimize NE, EQ, GE, and LT.
* c-decl.c (mark_binding_level): Use 'for' instead of `while'.
* conflict.c: Minor cleanups.
* optabs.c: Add blank line
* simplify-rtx.c: Minor cleanups.
2000-04-18 Stan Cox <[email protected]>
* gengenrtl.c (genlegend): Fix misspelling.
2000-04-18 Robert Lipe <[email protected]>
* configure.in (ENUM_BITFIELDS_ARE_UNSIGNED): Added. Check that
bitfields of the host compiler are not signed quantities.
* config.in: Regenerate.
* configure: Regenerate.
* system.h (USE_ENUM_BITFIELDS): Added.
(ENUM_BITFIELDS): Added.
* rtl.h (rtx_def): Members `code', `mode', now ENUM_BITFIELD.
(SHORT_ENUM_BUG): Deleted.
* tree.h (tree_common): Members `code', `mode', `built_in_class',
now ENUM_BITFIELD.
* config/i386/xm-sco.h (ONLY_INT_FIELDS): Deleted.
(CODE_FIELD_BUG): Likewise.
* config/m68k/x-apollo68 (CC): Deleted SHORT_ENUM_BUG.
(OLD_CC): Likewise.
* config/m68k/x-ccur (X_CFLAGS): Likewise.
2000-04-18 Mark Mitchell <[email protected]>
* cpplex.c (_cpp_lex_token): Don't call CPP_BUMP_LINE when the
mark is active.
2000-04-17 Zack Weinberg <[email protected]>
* cppexp.c (lex): Don't assume tokens are NUL terminated.
* cpplib.c (do_include, do_import, do_include_next,
read_line_number, detect_if_not_defined): Likewise.
* cpphash.c (collect_expansion): Likewise.
(special_symbol, _cpp_macroexpand): Check return from
cpp_file_buffer.
* cpphash.h (CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q): Delete
macros. Delete all uses.
* gcc.dg/cpp-mi.c: Add two more test cases.
* gcc.dg/cpp-mind.h, gcc.dg/cpp-mindp.h: New files.
2000-04-17 Richard Henderson <[email protected]>
* bb-reorder.c (fixup_reorder_chain): Don't look up new block again.
(reorder_basic_blocks): If no epilogue in rtl, force last block last.
2000-04-17 Mark Mitchell <[email protected]>
* function.c (expand_function_start): Use hard_function_value to
compute the RTL to use for DECL_RESULT.
Mon Apr 17 23:35:29 MET DST 2000 Jan Hubicka <[email protected]>
* i386.c (athlon_cost): Fix lea, divide and XFmode move costs.
(x86_integer_DFmode_moves, x86_partial_reg_dependency,
x86_memory_mismatch_stall): New global variables.
(ix86_adjust_cost): Handle MEMORY_BOTH on places MEMORY_STORE was only
alloved; fix load penalties for Athlon.
* i386.h (x86_integer_DFmode_moves, x86_partial_reg_dependency,
x86_memory_mismatch_stall): Declare.
(TARGET_INTEGER_DFMODE_MOVES, TARGET_PARTIAL_REG_DEPENDENCY,
TARGET_MEMORY_MISMATCH_STALL): New.
* i386.md (athlon scheduling parameters): Fix latencies according to
Athlon Optimization Manual.
(sahf, xchg, fldcw, leave instruction patterns): Set athlon_decode to
vector.
(fsqrt instruction patterns): Set athlon_decode to direct.
(movhi_1): Promote for TARGET_PARTIAL_REG_DEPENDENCY and for
PARTIAL_REGISTER_STALL with !TARGET_HIMODE_MATH machines.
(movqi_1): Handle promoting correctly for TARGET_PARTIAL_REG_DEPENDENCY
and TARGET_PARTIAL_REGISTER_STALL machines.
(pushdf_nointeger): New pattern.
(pushdf_integer): Rename from pushdf.
(movdf_nointger): Enable for !TARGET_INTEGER_DFMODE_MOVES machines.
(movdf_intger): Disable for !TARGET_INTEGER_DFMODE_MOVES machines.
2000-04-17 Richard Henderson <[email protected]>
* loop.c (canonicalize_condition): Add WANT_REG argument.
Stop the search if we match it.
* expr.h (canonicalize_condition): Update decl.
* predict.c (expected_value_to_br_prob): Use it. Track last
expected value note.
(find_expected_value): Remove.
* reorg.c (mostly_true_jump): Always use BR_PROB if present.
2000-04-17 Zack Weinberg <[email protected]>
* aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE([AC_FUNC_MMAP]).
(AC_FUNC_MMAP_FILE): New macro, tests read-only private map of
a plain file.
* configure.in: Call AC_FUNC_MMAP_FILE.
* configure: Regenerate.
* config.in: Regenerate.
* intl/loadmsgcat.c: Test HAVE_MMAP_FILE not HAVE_MMAP.
* fixinc/fixincl.c: Likewise.
2000-04-17 Richard Henderson <[email protected]>
* builtins.c (expand_builtin_expect): New.
(expand_builtin): Call it.
* builtins.def (BUILT_IN_EXPECT): New.
* c-common.c (c_common_nodes_and_builtins): Declare __builtin_expect.
* extend.texi: Document it.
* predict.c (expected_value_to_br_prob): New.
(find_expected_value): New.
* basic-block.h (expected_value_to_br_prob): Declare.
* toplev.c (rest_of_compilation): Invoke it.
* rtl.h (NOTE_EXPECTED_VALUE): New.
(NOTE_INSN_EXPECTED_VALUE): New.
* rtl.c (note_insn_name): Update.
* print-rtl.c (print_rtx): Reorg NOTE_LINE_NUMBER special
cases; handle NOTE_INSN_EXPECTED_VALUE.
2000-04-17 Jakub Jelinek <[email protected]>
* config/sparc/sparc.c (eligible_for_sibcall_delay): Cannot use
leaf sibcall delay slot if flag_pic.
(output_sibcall): Always emit call for leaf sibcall if flag_pic.
2000-04-17 Kaveh R. Ghazi <[email protected]>
* Makefile.in (stmp-fixproto): Acknowledge errors in fixproto.
* fixproto: If fix-header fails, exit with an error.
Mon Apr 17 14:59:36 MET DST 2000 Jan Hubicka <[email protected]>
* cse.c (struct check_dependence_data): New.
(check_dependence): New function.
(invalidate): Use check_depdenence.
2000-04-16 Mark Mitchell <[email protected]>
* dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Adjust, now that
UNITS_PER_WORD is unsigned.
* tree.h (struct tree_common): Remove misleading comment.
2000-04-16 Dave Pitts <[email protected]>
* Makefile.in ($(srcdir)/c-parse.y: c-parse.in): Enclose the whole
message in quotes. Otherwise, IBM's make program treats the '#' as the
start of a comment and ignores the remainder of the line.
* c-lex.c (yylex): Change for EBCDIC, lower case characters precede
upper case.
* cccp.c (initialize_char_syntax): Allow for holes in EBCDIC.
* cexp.y (initialize_random_junk): Likewise.
* cppfiles.c (find_include_file): Cast alloca return value.
* cppinit.c (initialize_standard_includes): Likewise.
* cpplib.c (cpp_define, cpp_undef): Likewise.
* defaults.h (ASM_OUTPUT_ASCII): Use ISPRINT.
* final.c (output_asm_insn): Allow for holes in EBCDIC.
* fold-const.c (CHARMASK): New.
(real_hex_to_f): Use it.
* real.c (CHARMASK): New.
(etoasc, asctoeg): Use it.
(asctoeg): EBCDIC lower case characters precede upper case.
* i370.c (mvs_add_label): Change spacing for coding conventions.
* i370.h (ASM_OUTPUT_CASE_LABEL): Change to the data CSECT for the
outputting case vectors.
(ASM_OUTPUT_CASE_END): New, put assembler back into code CSECT.
(ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Remove page check,
since vector in in the data CSECT.
(ASM_OUTPUT_REG_POP, ASM_OUTPUT_REG_PUSH): Restore to correct operation.
* i370.md (Many patterns): Put the length in the XL directives.
(movdi): Put back STM and MVC in definition.
(floatsidf2): Correct TARGET_ELF_ABI pattern and add back the LE370
pattern using the TCA.
* oe.h (CPP_SPEC): Added to allow trigraphs.
* xm-oe.h (HOST_BITS_PER_LONGLONG): Change to 32. IBM's compiler does
not support the "long long" type.
2000-04-16 Mark Mitchell <[email protected]>
* config/mips/mips-protos.h (mips_legitimate_address_p): New
function.
(mips_reg_mode_ok_for_base_p): Likewise.
* config/mips/mips.h (REG_OK_STRICT_P): Don't define.
(REG_OK_FOR_INDEX_P): Define unconditionally.
(REG_MODE_OK_FOR_BASE_P): Use mips_reg_mode_ok_for_base_p.
(GO_IF_LEGITIMATE_ADDRESS): Use mips_legitimate_address_p.
* config/mips/mips.c (mips16_simple_memory_operand): Adjust now
that GET_MODE_SIZE is unsigned.
(mips_reg_mode_ok_for_base_p): Define.
(mips_legitimate_address_p): Likewise. Adjust now
that GET_MODE_SIZE is unsigned.
(block_move_loop): Make the number of bytes unsigned.
(expand_block_move): Likewise.
(function_arg): Make the loop counter unsigned to match the
boundary condition.
2000-04-16 Richard Henderson <[email protected]>
* rtl.h (enum insn_note): New enumeration. Subsume
NOTE_INSN_DELETED and friends.
(GET_NOTE_INSN_NAME): Adjust index by NOTE_INSN_BIAS.
* rtl.c (note_insn_name): Tweak string order.
2000-04-15 Zack Weinberg <[email protected]>
* cpplex.c (_cpp_read_and_prescan): Enlarge len by setting it
to offset * 2.
* cpplex.c (output_line_command): Remove debugging prints.
(cpp_output_tokens): Don't write out a zero-length buffer or
try to see if it has a newline in it.
(_cpp_expand_to_buffer): Copy the source buffer before pushing.
(_cpp_read_and_prescan): Move shift-down of pushback bytes to
the end of the loop. Use memmove. Don't read past the end of
the buffer. Remove trailing newlines from error messages.
2004-04-16 Neil Booth <[email protected]>
* cpphash.h (SYNTAX_INCLUDE, SYNTAX_ASSERT, directive_handler): new.
* cpplib.c: Add new syntax flags to directive table, and
supporting macros.
2000-04-15 Ulrich Drepper <[email protected]>
* i386.c (ix86_expand_epilogue): Yes, the x86 can pop 64k at once
using ret $N.
2000-04-15 David Edelsohn <[email protected]>
* toplev.c (display_help): Prefix "f" to "sched-verbose=".
* haifa-sched.c: Update -fsched-verbose comments to use "=".
Sat Apr 15 10:59:19 2000 Richard Kenner <[email protected]>
* Makefile.in (ggc-page.o): Now includes toplev.h.
* ggc-page.c (toplev.h): Now included.
(gc_time): Remove declaration.
(ggc_collect): TIME now long.
* toplev.c (parse_time, varasm_time, gc_time): Still global; all
others static.
* toplev.h (gc_time, parse_time, gc_time): New declarations.
* toplev.c: Make *_time variable long to reduce chance of overflow.
(TIMEVAR): Likewise for `otime'.
(print_time): Arg is now long; compute percentage in FP and round.
* toplev.h (print_time): Arg is long.
* tree.c: Minor whitespace changes.
* configure.in (alpha*-*-*): Add config/alpha/t-alpha.
* configure: Rebuilt.
* libgcc2.c (__fixunstfDI): Renamed from __fixunstfdi.
(__fixunsxfDI): Renamed from __fixunsxfdi.
(__fixunsdfDI): Renamed from __fixunsdfdi.
(__fixunssfDI): Renamed from __fixunssfdi.
(__floatdisf): Use proper type in REP_BIT macro.
(__fixunsxfSI): Renamed from __fixunsxfsi.
(__fixunsdfSI): Renamed from __fixunsdfsi.
(__fixunssfSI): Renamed from __fixunssfsi.
* libgcc2.h: Add cases for MIN_UNITS_PER_WORD > 4.
Change location of macros and upper-case some names as above.
* longlong.h ([alpha]): Use PARAMS, not __P in decl of __udiv__qrnnd.
* config/alpha/t-alpha, config/alpha/qrnnd.asm: New files.
* varasm.c (assemble_variable): Add cast to remove warning.
(immed_real_const_1): Only use CONST[01]_RTX if not in nested function.
* flow.c (count_basic_blocks, find_basic_blocks_1): Remove last change.
* optabs.c (emit_libcall_block): If have REG_EH_REGION, update
region number to -1.
2000-04-15 Richard Earnshaw ([email protected])
* emit-rtl.c (unshare_all_rtl_again): Unmark everything, then
call unshare_all_rtl.
* arm.md (movhi): REGNO_POINTER_ALIGN is now bits.
Fri Apr 14 16:58:45 2000 Jim Wilson <[email protected]>
* config/ia64/lib1funcs.asm (__divdi3, __moddi3, __udivdi3, __umoddi3):
Use .s1 not .s0 for all FP instructions.
2000-04-14 Zack Weinberg <[email protected]>
* cpplex.c (cpp_output_tokens, cpp_scan_buffer_nooutput): New public
interfaces.
(safe_fwrite, output_line_command): New static functions.
(cpp_expand_to_buffer): Now private to cpplib.
(cpp_scan_buffer): Take a printer.
* cpphash.h: Update prototypes.
* cpplib.h: Update prototypes.
(cpp_printer): New.
(cpp_buffer): Remove last_nominal_fname.
(cpp_reader): Remove lineno.
* cppmain.c: Use a cpp_printer.
* fix-header.c: No need to inhibit line commands. Call
cpp_start_read with no printer.
* cpperror.c (cpp_notice_from_errno): Provide default name.
* cppfiles.c (make_IHASH, _cpp_fake_ihash): New functions.
(find_include_file, cpp_read_file): Use make_IHASH.
(file_cleanup): Set control_macro and clear
input_stack_listing_current here.
(_cpp_execute_include): Don't output entering-file marker.
* cpphash.c (special_symbol): Look for the line number in the
buffer, not the reader.
(_cpp_macroexpand): No need to disable line commands.
(_cpp_dump_definition): No need to generate line commands.
(dump_hash_helper): Remove excess newline from output.
* cppinit.c (dump_special_to_buffer): No need to generate line
commands.
(cpp_printer_init): New.
(cpp_start_read): Take a printer, and start it up if it's not
NULL. No need to generate line commands.
(cpp_finish): Expect no buffers stacked at all. Take a
printer argument, and flush the output buffer if it's not
NULL.
* cpplex.c (_cpp_lex_token): Return EOF if there's no buffer.
Don't put two hashes at the beginning of an assertion.
(cpp_get_token): Don't increment pfile->lineno or emit line
commands here. Return EOF if there's no buffer when we get
EOF.
* cpplib.c (do_define, skip_if_group):
No need to disable line commands.
(_cpp_output_line_command): Delete function.
(do_line): Don't emit line commands here, but set things up so
they will be emitted if necessary. Use _cpp_fake_ihash to
make unique nominal_fnames if necessary.
(do_elif, do_else, _cpp_handle_eof): Call cpp_error_with_line
with 0 for column, not -1.
(_cpp_handle_eof): Don't set the control macro here. Don't
clear input_stack_listing_current here. Don't emit line
commands.
2000-04-14 Geoff Keating <[email protected]>
* config/rs6000/sysv4.h (LINK_START_SOLARIS_SPEC): Define to empty
always, use the default SVR4 start address.
* config/rs6000/linux.h (LINK_SPEC): Don't define.
(LINK_SHLIB_SPEC): Define.
(LINK_START_DEFAULT_SPEC): Define.
(LINK_OS_DEFAULT_SPEC): Define.
* config/rs6000/sysv4.h (ENDFILE_SPEC): Use the %(endfile_*) macros.
* config/rs6000/eabi.asm (__eabi): Call __init rather than
__do_global_ctors to handle constructors.
* config/rs6000/sysv4.h (STARTFILE_ADS_SPEC): Use crtbegin.
(STARTFILE_YELLOWKNIFE_SPEC): Likewise.
(STARTFILE_MVME_SPEC): Likewise.
(STARTFILE_SIM_SPEC): Likewise.
(ENDFILE_ADS_SPEC): Use crtend.
(ENDFILE_YELLOWKNIFE_SPEC): Likewise.
(ENDFILE_MVME_SPEC): Likewise.
(ENDFILE_SIM_SPEC): Likewise.
(STARTFILE_SOLARIS_SPEC): Use crtbegin/crtbeginS.
(ENDFILE_SOLARIS_SPEC): Use crtend/crtendS.
(STARTFILE_LINUX_SPEC): Use crtbeginS for shared objects.
(ENDFILE_LINUX_SPEC): Use crtendS for shared objects.
* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Don't build eabi-ctors.o.
(EXTRA_MULTILIB_PARTS): Build crtbeginS/crtendS.
(CRTSTUFF_T_CFLAGS_S): Define.
* config/rs6000/eabi-ctors.c: Delete.
* config/rs6000/eabi-ci.asm (__init): Align stack to 16-byte
boundary.
(__fini): Likewise.
* config/rs6000/eabi-cn.asm (__init): Allow for 16-byte stack frame.
boundary.
(__fini): Likewise.
Fri Apr 14 16:09:02 2000 Jim Wilson <[email protected]>
* combine.c (force_to_mode, case LSHIFTRT): Check that shift shift
plus mask size is smaller or equal to the mode size.
Fri Apr 14 18:07:30 2000 Richard Kenner <[email protected]>
* print-rtl.c (print_rtx, case NOTE): Don't blow up if NOTE_BASIC_BLOCK
not yet set.
* expr.c (reload.h): Now included.
(emit_block_move): Set volatile_ok when checking for movstr.
(emit_move_1): Check for replacements in addresses in multi-word case.
* Makefile.in (expr.o): Now includes reload.h.
* flow.c (count_basic_blocks): Remove unused var PREV_CALL.
Never have a LIBCALL end a basic block.
(find_basic_blocks_1): Likewise.
Reorganize CALL_INSN cases.
* sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Revert last change.
Fri Apr 14 10:54:22 2000 Jim Wilson <[email protected]>
* config/ia64/lib1funcs.asm (__ia64_nonlocal_goto): Drop obsolete
completers from mov.ret instruction.
2000-04-14 Richard Henderson <[email protected]>
* fold-const.c (extract_muldiv): Don't distribute and widen
multiply across plus for non-sizetype unsigned types.
2000-04-14 Richard Henderson <[email protected]>
* flow.c (find_auto_inc): Don't autoinc eliminable registers.
If the original source is dead in the incr insn, it's dead now.
Fri Apr 14 07:40:32 2000 Richard Kenner <[email protected]>
* stor-layout.c (layout_decl): Properly compare KNOWN_ALIGN to
see if DECL_BIT_FIELD needs to still be set.
* tree.h (struct tree_type): Make PRECISION 9 bits and MODE 7.
* dbxout.c (dbxout_type, case INTEGER_TYPE): Don't call
print_int_cst_octal with something that's not an INTEGER_CST.
* config/alpha/alpha.c (alpha_emit_floatuns): Ensure we pass a REG
and not a SUBREG to a FLOAT rtl.
Thu Apr 13 19:39:56 2000 Clinton Popetz <[email protected]>
* emit-rtl.c (try_split): Avoid infinite loop if the split
results in a sequence that contains the original insn.
2000-04-13 Andreas Jaeger <[email protected]>
* config/mips/mips.c (expand_block_move): Pass alignment
argument to move_by_pieces in bits, not bytes.
* config/mips/linux.h (CPP_PREDEFINES): Also define __PIC__ and
__pic__ for little endian.
2000-04-13 Andreas Jaeger <[email protected]>
* config/i386/i386-protos.h: Add prototype for
uno_comparison_operator.
Thu Apr 13 15:55:08 MET DST 2000 Jan Hubicka <[email protected]>
* alias.c (nonlocal_reference_p): Take care of CALL_INSNS's fusage.
* calls.c (ECF_PURE): New flag.
(emit_call_1): Handle ECF_PURE calls.
(initialize_argument_information): Unset ECF_PURE flag too.
(precompute_arguments): Precompute for ECF_PURE too.
(expand_call): Handle ECF_PURE calls too.
(emit_library_call_value_1): Rename no_queue argument to fn_type,
accept value of 2 as pure function.
(emit_library_call_value, emit_library_call): Rename no_queue argument
to fn_type.
* optabs.c (prepare_cmp_insn): Pass fn_type 2 to memcmp call.
* tree.h (DECL_IS_PURE): New macro.
(struct tree_decl): Add pure_flag.
* c-common.c (enum attrs): Add attribute "pure".
(init_attributes): Initialize attribute "pure"
(decl_attributes): Handle attribute "pure".
* extend.texi (Attribute "pure"): Document.
* calls.c (expand_call): Add (mem:BLK (scratch)) to "equal from"
in pure function.
(flags_from_decl_or_type): Support attribute "pure".
2000-04-13 Jason Merrill <[email protected]>
* cpplex.c (_cpp_lex_token): Handle digraphs. Don't null-terminate
the token except for numbers and identifiers.
Thu Apr 13 00:09:16 EDT 2000 John Wehle ([email protected])
* i386.c (ix86_expand_binary_operator,
ix86_expand_unary_operator): Check no_new_pseudos
instead of reload_in_progress and reload_completed.
(ix86_split_ashldi, ix86_split_ashrdi,
ix86_split_lshrdi): Check no_new_pseudos instead
of reload_completed.
2000-04-12 Jeffrey A Law ([email protected])
* function.c (purge_addressof): Unshare any shared rtl created by
purge_addressof and its children.
2000-04-12 Mark Mitchell <[email protected]>
* function.c (aggregate_value_p): VOID_TYPE nodes are never
aggregates.
2000-04-05 Andreas Jaeger <[email protected]>
* config/mips/linux.h (SUBTARGET_ASM_SPEC): Use proper flags if
not compiling PIC code, add flags for mabi=64.
(SUBTARGET_CPP_SIZE_SPEC): New.
(SUBTARGET_CPP_SPEC): New.
(CPP_PREDEFINES): Define __PIC__ and __pic__. PIC code is default
for MIPS/Linux and lots of code needs these defines.
Wed Apr 12 22:44:11 2000 Hans-Peter Nilsson <[email protected]>
* reorg.c (fill_slots_from_thread): Check side_effects_p when
trying the "opposite arithmetic" approach.
Wed Apr 12 20:51:20 2000 J"orn Rennecke <[email protected]>
* sh.h (STRUCT_VALUE): Just 0 for TARGET_HITACHI.
(struct sh_args): Add new field force_mem.
(INIT_CUMULATIVE_ARGS): Initialize it.
(FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Act on it.
Wed Apr 12 17:20:41 MET DST 2000 Jan Hubicka <[email protected]>
* calls.c (expand_call): Do not reverse args in "equal from" field.
(emit_library_call_value_1): Emit_libcall_block for const and pure
function.
Wed Apr 12 16:00:25 2000 J"orn Rennecke <[email protected]>
* reload1.c (reload_combine): Don't enable optimization for fixed
registers when encountering a BARRIER.
Wed Apr 12 15:54:11 MET DST 2000 Jan Hubicka <[email protected]>
* builtins.c (expand_builtin_memcmp): Do expansion even with
!HAVE_cmpstrsi, do libcall when gen_strcmpsi fails.
* calls.c (expand_call): Do NO_DEFER_POP unconditionally once
stack is properly aligned; add sanity checking for aligned
stack pointer.
(expand_library_call_value_1): Add sanity checking for aligned
stack pointer.
Wed Apr 12 07:51:54 2000 Catherine Moore <[email protected]>
* calls.c (emit_library_call_value_1): Change 3rd arg to
locate_and_pad_parm to disregard the setting of partial.
Wed Apr 12 08:47:38 2000 Richard Kenner <[email protected]>
* tree.c (unsave_expr_now_r, unsafe_for_reeval): Properly do TREE_LIST.
* print-rtl.c (print_rtx): For CALL_PLACEHOLDER, output the
CALL_INSN from the normal case.
Fri Apr 7 12:23:04 MET DST 2000 Jan Hubicka <[email protected]>
* i386.c (x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8):
New global variables.
(ix86_emit_epilogue_adjustment): Do not attempt to use pop for the
adjustment.
* i386.h (x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8):
Declare,
(TARGET_SUB_ESP_4, TARGET_SUB_ESP_8, TARGET_ADD_ESP_4,
TARGET_ADD_ESP_8): New macros.
* i386.md: Add peep2s to convert esp adjustments to push and pop
instructions.
(pushsi_prologue, popsi_epilogue): New patterns.
2000-04-12 Jakub Jelinek <[email protected]>
* real.c (toe64): Remove stale #endif from the last change.
2000-04-12 Stephen L Moshier <[email protected]>
* real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Comment.
* real.c (toe64): Revert previous change.
2000-04-12 Jakub Jelinek <[email protected]>
* objc/objc-act.c: Include ggc.h.
(objc_tree_index, objc_global_trees): Convert most of the
static tree variables into a static array with previous names
as defines.
(objc_ellipsis_node): New variable.
(lang_init): Call objc_act_parse_init and c_parse_init.
Create objc_ellipsis_node.
(build_selector_translation_table): Use objc_ellipsis_node instead
of (tree)1.
(hack_method_prototype): Likewise.
(get_arg_type_list): Likewise.
(start_method_def): Likewise.
(continue_method_def): Likewise.
(gen_method_decl): Likewise.
(ggc_mark_imp_list): New function.
(ggc_mark_hash_table): New function.
(objc_act_parse_init): New function.
* objc/objc-act.h (objc_ellipsis_node): Add extern variable.
* c-parse.in (c_parse_init): For objc add roots of objc specific
local tree variables.
* objc/objc-parse.y: Rebuilt.
* objc/objc-parse.c: Rebuilt.
(opt_parm_list): Use objc_ellipsis_node instead of (tree)1.
Wed Apr 12 01:00:44 EDT 2000 John Wehle ([email protected])
* cse.c (delete_trivially_dead_insns): Also delete insns
that copy a register to itself where the destination is
a strict_low_part.
2000-04-11 Richard Henderson <[email protected]>
* flow.c (struct propagate_block_info): Add new_dead, new_live.
(propagate_block): Initialize them. Use them in parallel instead
of one tmp variable, ie revert much of the 0408 and 0407 functional
changes, but keep the structural changes.
(mark_set_regs): Take new_dead from propagate_block_info instead.
(mark_set_1, mark_set_reg): Likewise.
(mark_used_regs): Likewise with new_live.
(mark_used_reg): Likewise. Revert 0408 change.
2000-04-11 Nick Clifton <[email protected]>
* config/arm/arm.h: (INCOMING_RETURN_ADDR_RTX): Remove Dwarf2
restriction.
(DWARF_FRAME_RETURN_COLUMN): Remove Dwarf2 restriction.
2000-04-11 Alexandre Oliva <[email protected]>
* config/elfos.h (SELECT_SECTION): Decide whether to use a data or
const section to output a CONSTRUCTOR based on the same conditions
used for VAR_DECLs.
Tue Apr 11 09:55:59 2000 Jeffrey A Law ([email protected])
* pa/long-double.h (FIX_TRUNCTFSI2_LIBCALL): Tweak for PA64.
* pa/pa-protos.h (output_call): Add additional argument indicating
if the call is a sibling/tail call.
(compute_zdepdi_operands, output_64bit_and): Prototype new functions.
(compute_64bit_ior, cmpib_comparison_operator): Likewise.
(function_arg, function_arg_partial_nregs): Likewise
* pa/pa.c (override_options): Always set flag_pic for TARGET_64BIT.
(emit_move_sequence): Zero extend certain constants as needed
for TARGET_64BIT.
(compute_zdepdi_operands, output_64bit_and): New functions.
(output_64bit_ior, function_arg): Likewise.
(cmpib_comparison_operator, function_arg_partial_nregs): Likewise.
(compute_frame_size, hppa_expand_prologue): Handle TARGET_64BIT.
(hppa_expand_epilogue, return_addr_rtx, hppa_va_arg): Likewise.
(hppa_builtin_saveregs, output_cbranch, output_bb): Likewise.
(output_bvb): Likewise.
(output_millicode_call): Return pointer is in %r2 for TARGET_64BIT.
(output_call): New argument 'sibcall'. Generate sibcall sequences
as needed.
(print_operand); Handle cases 'Q', 'p', and 'z' for TARGET_64BIT. For
(ouput_arg_descriptor): Do not emit argument descriptors for
TARGET_64BIT.
* pa/pa.h (TARGET_PA_11, TARGET_PA_20): Only define if not already
defined.
(TARGET_64BIT, PROMOTE_FUNCTION_RETURN): Define.
(FUNCTION_OK_FOR_SIBALL): Define.
(CPP_PA10_SPEC, CPP_PA11_SPEC, CPP_PA20_SPEC): Define.
(CPP_CPU_DEFAULT_SPEC, SUBTARGET_EXTRA_SPECS, EXTRA_SPECS): Likewise.
(CPP_SPEC): Use new spec infrastructure.
(BITS_PER_WORD, UNITS_PER_WORD): Handle TARGET_64BIT.
(STACK_BOUNDARY, FUNCTION_BOUNDARY, PIC_OFFSET_TABLE_REGNUM): Likewise.
(RETURN_IN_MEMORY, EXTRA_CONSTRAINT, FIRST_PARM_OFFSET): Likewise.
(REG_PARM_STACK_SPACE, STACK_POINTER_OFFSET): Likewise.
(STACK_DYNAMIC_OFFSET, FUNCTION_VALUE): Likewise.
(FUNCTION_ARG_PASS_BY_REFERENCE, FUNCTION_ARG_CALLEE_COPIES): Likewise.
(TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
(INITIALIZE_TRAMPOLINE, LEGITIMATE_CONSTANT_P): Likewise.
(CONST_OK_FOR_LETTER_P, MOVE_RATIO): Likewise.
(FUNCTION_ARG); Call out to C code.
(FUNCTION_ARG_PARTIAL_NREGS): Likewise.
(MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Define.
(MIN_UNITS_PER_WORD): Likewise.
* pa/pa.md (cmpdi): New expander.
(scc patterns, movstrsi): Not available for TARGET_64BIT.
(64bit conditional arithmetic): New patterns.
(absdi2, smindi3, umindi3, smaxdi3, umaxdi3): New patterns.
(movsicc): Not available if modes on all the operands to not match.
(movdicc): New expander and associated patterns.
(64bit branches): New patterns.
(pre_load, post_store): Generate appropriate code for TARGET_64BIT.
(pre_ldd, post_std): New patterns.
(64bit addil, load low part): New patterns.
(special movsf constant): Not available for TARGET_64BIT.
(movsf, movdf expanders): Force constants into memory.
(32bit movdf/movdi patterns): Disable for TARGET_64BIT.
(64bit movdf/movdi patterns): New patterns.
(zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New patterns
for TARGET_64BIT.
(extendqidi2, extendhidi2, extendsidi2): Similarly.
(adddi3 expander): Allow "arith_operand" for second input.
(32bit adddi3, subdi3, uaddcm): Disable for TARGET_64BIT.
(64bit adddi3, subsi3, uaddcm): New patterns for TARGET_64BIT.
(mulsi3 expander): Revamp slightly so it supports TARGET_64BIT too.
(muldi3): New expander for TARGET_64BIT.
(divsi3, udivsi3, modsi3, umodsi3): Fourth operand must be (reg:SI 2)
for TARGET_64BIT.
(32bit anddi3, iordi3, xordi3, andcm, negdi2, uaddcm): Disable
patterns for TARGET_64BIT.
(64bit anddi3, iordi3, xordi3, andcm, negdi2, uaddcm, shadd): New
patterns for TARGET_64BIT.
(64bit bit insertion/extractions): New patterns for TARGET_64BIT.
(64bit shifts/rotates): New patterns/expanders for TARGET_64BIT.
(sibcall_epilogue): New expander.
(casesi): Tweak for TARGET_64BIT.
(call expanders): Set & use the outgoing argument pointer. Use the
64bit call patterns as needed. Add additional arg to output_call.
(call_internal_reg_64bit, call_value_internal_reg_64bit): New pattern.
(sibcall, sibcall_internal_symref): New expanders.
(sibcall_value, sibcall_value_internal_symref
(interspace_jump): Turn into an expander + matching patterns.
(canonicalize_funcptr_for_compare): Not needed for TARGET_64BIT.
* pa/pa64-regs.h: Eliminate trigraph sequences.
* pa/pa64-start.h (TARGET_PA_20): Fix typo.
2000-04-11 Zack Weinberg <[email protected]>
* cppexp.c, cpphash.c, cpphash.h, cpplex.c, cpplib.c,
cpplib.h, cppmain.c, fix-header.c, scan-decls.c: Replace
cpp_token with cpp_ttype everywhere.
* cpperror.c, cpphash.c, cpplex.c, cpplib.c, scan-decls.c:
Replace cpp_buf_line_and_col with CPP_BUF_LINE and/or
CPP_BUF_COL. Line and column numbers are unsigned int, not
long.
* cpplex.c (cpp_buf_line_and_col): Delete.
* cpplib.h (struct cpp_buffer, struct cpp_reader): Change
'long lineno' to 'unsigned int lineno'.
(CPP_BUF_LINE, CPP_BUF_COL): New macros.
2000-04-11 Martin v. Löwis <[email protected]>
* extend.texi: ISO C99 is not a draft anymore.
* invoke.texi: ISO C++ is not a draft anymore.
* cpp.texi: __cplusplus is required by the ISO standard.
* extend.texi (-fthis-is-variable): Undocument.
* flags.h (warn_template_debugging): Remove declaration.
* gcc.1 (-fall-virtual, -fenum-int-equiv, -fthis-is-variable,
-Wenum-clash, -Wtemplate-debugging): Undocument.
2000-04-10 Nick Clifton <[email protected]>
* config/arm/arm.h (HOST_INT): New macro: Declare a HOST_WIDE_INT
integer.
(HOST_UINT): New macro: Declare an unsigned HOST_WIDE_INT
integer.
(ARM_SIGN_EXTEND): Use HOST_UINT.
(STRIP_NAME_ENCODING): Prevent warnings about redefinitions.
(ASM_OUTPUT_LABELREF): Prevent warnings about redefinitions.
(INCOMING_RETURN_ADDR_RTX): Only define if Dwarf2 is supported.
(DWARF_FRAME_RETURN_COLUMN): Only define if Dwarf2 is supported.
* config/arm/arm.c: (const_ok_for_arm): Use HOST_UINT.
(arm_gen_constant): Use HOST_UINT.
(arm_canonicalize_constant): Use HOST_UINT.
(arm_reload_in_hi): Use HOST_UINT.
(arm_reload_out_hi): Use HOST_UINT.
(output_multi_immediate): Use HOST_UINT.
(int_log2): Use HOST_UINT.
(arm_poke_function_name): Use HOST_UINT.
(arm_output_epilogue): Use arm_volatile_func().
(output_thumb_prologue): Use arm_strip_name_encoding().
Mon Apr 10 15:40:59 2000 Richard Kenner <[email protected]>
* sbitmap.c (sbitmap_a_subset_b_p): Rework loop to avoid potential
of sequence point problems.
2000-04-10 Nathan Sidwell <[email protected]>
* rtl.def (ASHIFT, ROTATE, ASHIFTRT, LSHIFTRT, ROTATERT):
Recomment.
* tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Recomment.
Mon Apr 10 07:21:13 2000 Richard Kenner <[email protected]>
* sbitmap.h: Whitespace changes and use upper-case macro args.
(struct simple_bitmap_def): All sizes now unsigned.
(EXECUTE_IF_SET_IN_SBITMAP): Internal vars now _X instead of X_.
* sbitmap.c (sbitmap_alloc): N_ELMS now unsigned; also local vars.
(sbitmap_vector_alloc): Parms and local vars now unsigned.
(sbitmap_zero): Cast bzero arg to PTR.
(sbitmap_vector_zero, sbitmap_vector_one): Parm and Local var unsigned.
(sbitmap_union_of_diffs): Change loop index to unsigned and rework
loop to make structure clearer.
(sbitmap_not, sbitmap_difference, sbitmap_a_and_b): Likewise.
(sbitmap_a_or_b, sbitmap_a_subset_b_p, sbitmap_a_or_b_and_c): Likewise.
(sbitmap_a_and_b_or_c): Likewise.
(sbitmap_intersection_of_succs): Minor cleanups.
(sbitmap_intersection_of_preds, sbitmap_union_of_succs): Likewise.
(sbitmap_union_of_preds): Likewise.
(sbitmap_first_set_bit, dump_sbitmap): Local variables now unsigned.
(debug_sbitmap): New function.
* c-convert.c (convert): Handle REFERENCE_TYPE like POINTER_TYPE.
* c-typeck.c (convert_for_assignment): Likewise.
* expmed.c (init_expmed): Don't free objects we make.
* emit-rtl.c (gen_rtx_CONST_INT, init_emit_once): Minor cleanups.
* expr.c (get_inner_reference): Correct some WITH_RECORD_EXPR cases.
(expand_expr, case CONVERT_EXPR): Pass proper alignment to store_field.
* gcse.c (expr_hash_table_size): Now unsigned.
(compute_ae_gen): Local variable `i' now unsigned.
(compute_ae_kill, pre_insert_copies, pre_delete, pre_gcse): Likewise.
(compute_transout, hoist_code): Likewise.
(compute_local_properties): Likewise, also hash_table_size.
(alloc_expr_hash_table): N_INSNS now unsigned.
(delete_null_pointer_checks): Mark arg F as unused.
* regrename.c: Minor cleanups, including chang some variables
to unsigned int.
2000-04-10 Neil Booth <[email protected]>
* cpplex.c (skip_block_comment): Use pointer arithmetic rather
than GETC ().
* cpphash.h: (CPP_BUMP_BUFFER_LINE_CUR, CPP_BUMP_LINE_CUR): New.
2000-04-10 Martin v. Löwis <[email protected]>
* invoke.texi (-fno-gnu-keywords): Remove classof, headof,
__classof__, and __headof__ from the list of gnu keywords.
(-ansi): Remove -foperator-names from list of implied options.
Do not call it ANSI C++.
(-foperator-names): Document as -fno-operator-names.
2000-04-09 Zack Weinberg <[email protected]>
* cpphash.c (timestamp): Delete.
(del_HASHNODE): If type is T_MCONST, free value.cpval.
(special_symbol): Remove unnecessary braces. Remove
T_VERSION. Treat T_STDC like T_CONST unless
STDC_0_IN_SYSTEM_HEADERS. Render both __DATE__ and __TIME__
when one is encountered, then convert them into T_MCONST
nodes.
* cppinit.c (builtin_array): version_string is T_MCONST.
__STDC__ has a "1" in its cpval. Don't have a terminator
entry. Clean up which entries are dumped.
(initialize_builtins): Only __STDC__ gets the special
-traditional treatment. Count the length of builtin_array.
Render version_string here.
* cpphash.h: Remove T_VERSION. Add T_MCONST.
* cpplib.h (struct cpp_reader): Remove timebuf.
2000-04-09 Richard Henderson <[email protected]>
* genrecog.c (pred): Update comparison_operator for the unordered
operators.
* config/i386/i386.c (no_comparison_operator): Disallow unordered
operators.
(fcmov_comparison_operator): Allow UNORDERED/ORDERED.
(uno_comparison_operator): New.
(put_condition_code): Handle UNORDERED/ORDERED.
(unsigned_comparison): Likewise.
(ix86_fp_compare_mode): Broken out of ix86_expand_fp_compare.
(ix86_use_fcomi_compare, ix86_prepare_fp_compare_args): Likewise.
(ix86_expand_fp_compare): Use them. Take scratch as argument,
update all callers. Handle all 8 unordered operators.
(ix86_expand_setcc): Lose the unordered argument, update all callers.
(ix86_expand_branch): Likewise. Don't fully expand fp branches.
* config/i386/i386.h (PREDICATE_CODES): Update.
* config/i386/i386-protos.h (ix86_expand_fp_compare): Declare.
(ix86_expand_branch, ix86_expand_setcc): Update.
* config/i386/i386.md (sunordered, sordered): New.
(suneq, sunge, sungt, sunle, sunlt, sltgt): New.
(bunordered, bordered): New.
(buneq, bunge, bungt, bunle, bunlt, bltgt): New.
(*fp_jcc_1, *fp_jcc_2, *fp_jcc_3, *fp_jcc_4): New.
(*fp_jcc_5, *fp_jcc_6, and splitters): New.
2000-04-09 Philip Blundell <[email protected]>
* config/arm/arm.h (ARM_NAME_ENCODING_LENGTHS): Strip `*' too.
Sun Apr 9 15:16:14 EDT 2000 John Wehle ([email protected])
* i386.md (fix_truncsfhi2, fix_truncdfhi2,
fix_truncxfhi2): New patterns.
* i386.c (output_fix_trunc): Handle converting to HImode.
2000-04-08 Alex Samuel <[email protected]>
* ssa.c (convert_to_ssa): Eliminate dead code when calling
life_analysis.
(convert_from_ssa): Call compute_bb_for_insn before life_analysis.
(for_each_successor_phi): Change parameter to basic_block.
(coalesce_regs_in_successor_phi_nodes): Likewise.
(coalesce_regs_in_copies): Likewise.
(compute_coalesced_reg_partition): Use basic_block instead of index.
* rtl.h (convert_to_ssa): Delete.
(convert_from_ssa): Likewise.
(successor_phi_fn): Likewise.
(for_each_successor_phi): Likewise.
(in_ssa_form): Likewise.
* basic-block.h (convert_to_ssa): Moved from rtl.h.
(convert_from_ssa): Likewise.
(successor_phi_fn): Likewise.
(in_ssa_form): Likewise.
(for_each_successor_phi): Likewise. Change parameter to basic_block.
* flow.c (calculate_global_regs_live): Pass a basic_block to
for_each_successor_phi.
2000-04-08 Richard Henderson <[email protected]>
* flow.c (mark_used_reg): Use reg_set_p to determine if a register
was modified in the current insn.
2000-04-08 Richard Earnshaw ([email protected])
* arm/thumb.md: Delete.
* arm/thumb-protos.h: Delete.
2000-04-08 Richard Earnshaw ([email protected])
Merge changes from merged-arm-thumb-backend-branch onto trunk.
2000-04-08 Richard Earnshaw ([email protected])
* Merge trunk code from tag merged-arm-thumb-backend-merge_20000408
into branch.
* arm.md (nop): Use the standard RTL expression. Don't code as a
define_expand.
(*arm_nop, *thumb_nop): Delete.
* arm.c (const_ok_for_arm): Don't use ANSI extensions for defining
constants. Use casts instead.
(arm_gen_constant, arm_rtx_costs, arm_reload_in_hi, arm_reload_out_hi,
output_multi_immediate, arm_poke_function_name): Likewise.
* arm.h (ARM_LEGITIIMIZE_RELOAD_ADDRESS, ARM_SIGN_EXTEND,
MASK_RETURN_ADDDR): Likewise.
2000-03-31 Richard Earnshaw ([email protected])
* Merge trunk code from tag merged-arm-thumb-backend-merge_20000325
into branch.
* arm.md (eh_epilogue): New function.
* arm.h (struct machine_function): Move to here ...
* arm.c: ... from here.
(arm_output_epilogue): Support epilogues for __builtin_eh_return.
(thumb_exit): Extra parameter eh_ofs. All callers changed.
Handle epilogues for __builtin_eh_return. Make bit-fields unsigned.
2000-03-30 Nick Clifton <[email protected]>
* config/arm/semi.h (ASM_SPEC): Restore definition.
(SUBTARGET_EXTRA_ASM_SPEC): Define if not already defined.
* config/arm/elf.h (ASM_SPEC): Restore definition.
(SUBTARGET_EXTRA_ASM_SPEC): Define if not already defined.
* config/arm/arm.h (ASM_SPEC): Remove definition.
(SUBTARGET_EXTRA_ASM_SPEC): Remove definition.
2000-03-26 Bernd Schmidt <[email protected]>
* config/arm/arm.c: Disable -fschedule-insns for Thumb.
2000-03-24 Nick Clifton <[email protected]>
Various formating tidyups, elimination of compile time
warnings and synchronisation with internal sources:
* config/arm/arm-protos.h (assemble_align): Add prototype.
(gen_rotated_half_load): Rename to arm_gen_rotated_half_load.
(gen_comapre_reg): Rename to arm_gen_compare_reg.
(arm_return_addr_rtx): Rename to arm_return_addr.
* config/arm/arm.c: Include except.h.
Define shorter typenames for strict minipool_node and struct
minipool_fix.
(arm_return_in_memory): For WinCE return all structures <= 32 bits
in memory.
(gen_rotated_half_load): Rename to arm_gen_rotated_half_load.
(gen_comapre_reg): Rename to arm_gen_compare_reg.
* config/arm/arm.h (SUBTARGET_EXTRA_ASM_SPEC): Define if not
already defined.
(ASM_SPEC): Define if not already defined.
(ASM_OUTPUT_DEF_FROM_DECLS): Define.
* config/arm/arm.md: Rename references to gen_rotated_half_load to
arm_gen_rotated_half_load, and references to gen_comapre_reg to
arm_gen_compare_reg.
(indirect_jump): Only accept register operands.
(load_indirect_jump): Keep this pattern since combine can generate
it.
* config/arm/coff.h: Include aout.h.
(MULTILIB_DEFAULTS): Only define if not already defined.
* config/arm/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Move definition
into arm.h (so that COFF ports can support thumb based aliases).
(ASM_SPEC): Move definition into arm.h
* config/arm/linux-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Remove
redundant apcs spec.
(ASM_SPEC): Move definition to arm.h
* config/arm/semi.h (ASM_SPEC): Move definition to arm.h
* config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Add support
for entries in the .bss section
2000-03-23 Nick Clifton <[email protected]>
* config/arm/arm.h (THUMB_INITIAL_ELIMINATION_OFFSET): Pass 0
to thumb_far_jump_used_p.
* config/arm/arm-protos.h (thumb_far_jump_used_p): Take a
single integer parameter.
* config/arm/arm.c (struct machine_function): Add two new
fields, 'far_jump_used' and 'arg_pointer_live'.
(thumb_far_jump_used_p): Once the decision has been made that
far jumps might be used, always return true.
If being called from the initial elimination offset macro then
do not bother to perform the test if the arg pointer is not
being used.
(thumb_unexpand_epilogue): Pass 1 to thumb_far_jump_used_p().
(output_thumb_prologue): Pass 1 to thumb_far_jump_used_p().
2000-03-23 Richard Earnshaw ([email protected])
* arm.c (output_return_instruction): Handle more cases where we can
return from a function with an ldr instruction.
(arm_output_epilogue): Likewise.
* arm.c (thumb_expand_prologue): Don't clobber the frame pointer
if we need to push a large stack frame and there are no callee-saved
registers.
* arm.c (arm_debugger_arg_offset): An offset of 0 is also valid
in ARM code if the frame pointer has been eliminated.
* arm.md (epilogue, *epilogue_insns, consttable_*, align_4): Renumber
unspec_volatile arguments to avoid duplicates.
(consttable_1, consttable_2): Fixes for big-endian mode.
* arm.md (all ARM-mode load insns): Add neg_pool_range attribute
as appropriate.
Re-write constant pool code.
* arm.c (minipool_node, minipool_fix): New types.
(minifix): Delete type.
(arm_add_minipool_constant): Delete.
(arm_compute_minipool_offsets, arm_find_barrier,
arm_find_minipool_constant, fixup_compare, sort_fixups): Likewise.
(get_jump_table_size): Now returns HOST_WIDE_INT.
(move_minipool_fix_forward_ref, add_minipool_forward_ref): New
functions.
(move_minipool_fix_backward_ref, add_minipool_backward_ref): Likewise.
(assign_minipool_offsets, arm_print_value): Likewise.
(dump_minipool): Rewrite.
(arm_barrier_cost): New function.
(create_fix_barrier): New function.
(push_minipool_barrier): New function.
(push_minipool_fix): Record additional information about the fixup
required.
(note_invalid_constants): Remove push for (UNSPEC 3). Don't
check the mode of what needs fixing.
(arm_reorg): Rewrite.
2000-03-08 Nick Clifton <[email protected]>
* config/arm/arm.md (indirect_jump): Force constant addresses into
a register.
2000-03-01 Bernd Schmidt <[email protected]>
* config/arm/arm.md: Add splitter to turn SF moves into SI moves.
2000-02-24 Nick Clifton <[email protected]>
* config/arm/arm.c (thumb_expand_prologue): Make sure that stack
adjust is word aligned.
(thumb_expand_epilogue): Make sure that stack adjust is word
aligned.
* config/arm/elf.h (ASM_FILE_START): Fix type of version string.
2000-02-24 Bernd Schmidt <[email protected]>
* config/arm/arm.h (THUMB_GO_IF_LEGITIMATE_ADDRESS): Allow frame
pointer relative addresses.
2000-02-10 Richard Earnshaw <[email protected]>
* arm.c (find_barrier): Find the last barrier within the allowed
range.
2000-02-09 Nick Clifton <[email protected]>
* config/arm/arm-protos.h: Replace PROTO with PARAMS.
2000-02-09 Nick Clifton <[email protected]>
* config/arm/linux-elf.h (FUNCTION_PROFILER): Rename to
ARM_FUNCTION_PROFILER.
* config/arm/netbsd.h (FUNCTION_PROFILER): Rename to
ARM_FUNCTION_PROFILER.
* config/arm/linux-oldld.h: Imported from mainline sources.
2000-02-07 Nick Clifton <[email protected]>
* config/arm/lib1funcs.asm: Merge in thumb functions from
lib1thumb.asm.
* config/arm/lib1thumb.asm: Delete.
2000-02-04 Nick Clifton <[email protected]>
* config/arm/arm.c: Sychronised with current Red hat local
sources.
* config/arm/arm.h: Ditto.
* config/arm/arm-protos.h: Ditto.
2000-02-02 Bernd Schmidt <[email protected]>
* arm.c (soft_df_operand): Reject SUBREGs containing a constant.
* arm.c (arm_gen_movstrqi): Generate halfword stores rather than two
byte stores.
2000-02-02 Nick Clifton <[email protected]>
* config/arm/thumb.c (thumb_exit): Additional fix for same bug.
* config/arm/arm.md (epilogue): Fix rtl checking abort because
(return) was emited using an emit_insn() call.
2000-01-31 Nick Clifton <[email protected]>
* config/arm/arm.c (output_thumb_prologue): Fix bug generating
thumb stack frame.
(thumb_exit): Move frame pointer back into hard frame pointer
register if backtracing is being used.
2000-01-13 Richard Earnshaw ([email protected])
* Merge trunk code from tag merged-arm-thumb-backend-merge_20000113
into branch.
1999-12-15 Bernd Schmidt <[email protected]>
* config/arm/arm.md (neg_pool_offset): Provide default for new
attribute.
(arm_movsi_insn): Add neg_pool_offset attribute.
* config/arm/arm.c (arm_find_barrier): Replace arg FIX with an
rtx for the insn that starts the scan and an unsigned long for its
address. Add MIN_OFFSET and PINSERTED args. All callers changed.
Change scan to ignore insns before MIN_OFFSET. Store size of inserted
instructions in *PINSERTED.
(struct minipool_fixup): Add MIN_ADDRESS elt.
(sort_fixups): Compute it.
(arm_reorg): Changes to support inserting pools before the insn to be
fixed up.
1999-12-08 Bernd Schmidt <[email protected]>
* config/arm/elf.h (MULTILIB_DEFAULTS): Add "marm".
* config/arm/linux-elf.h (MULTILIB_DEFAULTS): Add "marm".
* config/arm/coff.h (MULTILIB_DEFAULTS): Add "marm".
Wed Nov 3 10:04:07 1999 Nick Clifton <[email protected]>
* config/arm/semi.h (TARGET_VERSION): Do not define if already
defined.
(TARGET_DEFAULT): Do not define if already defined.
Tue Nov 2 10:37:25 1999 Nick Clifton <[email protected]>
* config/arm/arm.md (anddi3): Allow disjoint source operands.
(iordi3): Allow disjoint source operands.
(xordi3): Allow disjoint source operands.
(negdi2): Permit construction for ARM and Thumb.
(arm_negdi2): Renamed version of old negdi2 pattern.
(thumb_negdi2): New pattern: Only permit non-overlapping
source and destination.
Fri Oct 29 18:52:38 1999 Nick Clifton <[email protected]>
* config/arm/arm.c (thumb_expand_prologue): Emit a USE of the
scratch low register so that it will not be deleted.
Fri Oct 29 15:23:48 1999 Nick Clifton <[email protected]>
* config/arm/pe.h (ARM_PE): Define.
* config/arm/arm.c (arm_valid_machine_decl_attribute): Allow
interfacearm attribute if this is a PE toolchain.
(output_return_instruction): Do not emit anything if the function
has the naked attribute set.
(is_called_in_ARM_mode): If the function has the interfacearm
attribute then return true.
(thumb_expand_prologue): Do not generate a prologue for naked
functions.
(thumb_expand_epilogue): Do not generate an epilogie for a naked
function.
(output_thumb_prologue): Do not bother if the function is naked.
Strip PE encoding from function name before emitting.
Thu Oct 28 11:05:13 1999 Richard Earnshaw <[email protected]>
* arm.md (pic_load_addr): Fix constraints.
* arm.md (casesi_insn): Fix mis-applied patch.
* arm.md ("core" function unit): Add rules for single- and
multi-cycle insns.
(All TARGET_THUMB patterns): Add "type" attribute information
where needed.
* arm.c (arm_adjust_cost): Reduce the cost of a data dependency if
the following insn is a CALL.
* arm.c (thumb_expand_epilogue): Add a use of the adjusted stack
pointer.
* arm.h (CONDITIONAL_REGISTER_USAGE): Nail down the
ARM_HARD_FRAME_POINTER_REGNUM when TARGET_APCS_FRAME.
(FRAME_POINTER_REQUIRED): Only check TARGET_APCS_FRAME if TARGET_ARM.
Wed Oct 27 14:40:48 1999 Nick Clifton <[email protected]>
* config/arm/linux-gas.h: oops - this file was missed out when the
branch was created...
Tue Oct 26 17:07:38 1999 Richard Earnshaw <[email protected]>
* thumb.c: Deleted. Move contents to ...
* arm.c: ... here.
* t-arm-aout, t-arm-coff, t-arm-elf, t-linux, t-netbsd, t-semi: Remove
rule for thumb.o
* configure.in (arm*-*-*): Remove thumb.o from extra_objs list.
* configure: Regen.
* arm-protos.h: Use RTX_CODE and tidy up long lines. Don't
declare a prototype for asm_output_align();
* arm.c (thumb_condition_code): Delete.
(arm_print_operand): Always use arm_condition_code array.
* arm.c (thumb_return_addr_rtx): Delete.
(arm_save_machine_status, arm_restore_machine_status): Delete.
(arm_init_machine_status, arm_mark_machine_status): New functions.
(arm_init_expanders): Update accordingly.
(arm_return_addr): Renamed from arm_return_addr_rtx. Rewrite.
(thumb_expand_prologue): Delete code referencing thumb_return_addr_rtx.
* arm.h (RETURN_ADDR_RTX): Call arm_return_addr().
Tue Oct 26 13:24:16 1999 Nick Clifton <[email protected]>
* configure.in : Fix arm-*-aout target to use new t-arm-aout
script.
* config/arm/t-arm-aout: New file: Makefile script for arm-*-aout
targets.
Tue Oct 26 11:27:12 1999 Nick Clifton <[email protected]>
* config/arm/thumb.c (output_thumb_prologue): Fix bug creating
stack backtrace structure.
* config/arm/arm-protos.h: Add prototypes for functions defined in
arm/pe.h.
* config/arm/arm.c (arm_override_options): Fix selection of
attributes of default processor.
* config/arm/coff.h: Delete needless #include.
* config/arm/pe.c: Delete unused code.
* config/arm/pe.h (CPP_DEFINES): Delete
(SUBTARGET_CPP_SPEC): Define.
(ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.
* config/arm/t-pe: Add -DInhibit_libc to allof libgcc.a to build.
Mon Oct 25 15:42:09 1999 Richard Earnshaw ([email protected])
* arm.h (TARGET_APCS_FRAME): Renamed from TARGET_APCS -- all uses
updated.
(CAN_DEBUG_WITHOUT_FP): Define.
(FIXED_REGISTERS): Make r11 call-saved.
(CALL_USED_REGISTERS): Likewise.
(CONDITIONAL_REGISTER_USAGE): Fix r11 if TARGET_APCS_FRAME.
(FRAME_POINTER_REQUIRED): Correct logic for determining when a
frame-pointer is required.
(TARGET_DEFAULT): Make default setting include ARM_FLAG_APCS_FRAME.
* arm.c (arm_override_options): Warn about -mno-apcs-frame and -g
if the target normally needs a stack frame in non-leaf functions.
(use_return_insn): Correct logic for determining when a return
instruction can be used.
(output_return_instruction): Handle the frame-pointer register as
a normal register when not TARGET_APCS_FRAME.
(arm_output_prologue): Likewise.
(arm_output_epilogue): Likewise.
(output_func_epilogue): Likewise.
(arm_expand_prologue): Likewise.
* netbsd.h semi.h (TARGET_DEFAULT): Add ARM_FLAG_APCS_FRAME.
* arm.c (use_return_insn): No need to check floating point regs if
TARGET_SOFT_FLOAT.
(arm_find_minipool_constant): Correct typo; use GET_CODE to get
the code of value stored in the minipool array.
(arm_add_minipool_constant): Likewise.
2000-04-08 Kaveh R. Ghazi <[email protected]>
* basic-block.h (conflict_graph_enum_fn): K&R fix.
2000-04-08 Kaveh R. Ghazi <[email protected]>
* tree.c (tree_expr_nonnegative_p): New function.
* tree.h (tree_expr_nonnegative_p): Declare.
* c-typeck.c (build_binary_op): Call `tree_expr_nonnegative_p' to
elide some sign_compare warnings.
(build_conditional_expr): Likewise.
Sat Apr 8 00:21:51 EDT 2000 John Wehle ([email protected])
* i386.md (ashrsi3, ashrhi3, ashrqi3): Fix typo.
* i386.md (floathisf2, floathidf2, floathixf2): New patterns.
* i386.c (print_operand): Use the proper suffix for a 387 HImode
operand. Abort if a 387 operand has an unsupported size.
2000-04-08 Neil Booth <[email protected]>
* cppexp.c (parse_charconst): Null does not end character
constants.
* cppinit.c (ISTABLE): Null character handled as whitespace.
* cpplex.c (null_warning): new function.
(skip_string): Emit warning if nulls encountered.
(_cpp_skip_hspace): Emit warning if nulls encountered.
(_cpp_lex_token): Emit warning if nulls encountered. Drop
them.
* cpp.texi: Update.
2000-04-07 Richard Henderson <[email protected]>
* flow.c (loop_depth): Remove.
(reg_next_use, cc0_live, mem_set_list): Replace with ...
(struct propagate_block_info): New.
(life_analysis): Don't allocate reg_next_use.
(propagate_block_delete_insn): Break out of propagate_block.
Use flow_delete_insn to unlink rather than use NOTE_INSN_DELETED.
(propagate_block_delete_libcall): Likewise.
(propagate_block): Create a propagate_block_info struct to pass
to subroutines. Allocate one not two temporary regsets. Don't
clobber memory for const calls. Look for clobbers in
CALL_INSN_FUNCTION_USAGE.
(mark_set_regs): Recognize COND_EXEC.
(mark_set_reg): Break out of mark_set_1.
(mark_used_reg): Break out of mark_used_regs.
(mark_used_regs): Recognize COND_EXEC.
(insn_dead_p): Use propagate_block_info struct.
(libcall_dead_p, invalidate_mems_from_autoinc): Likewise.
(find_auto_inc, try_pre_increment_1): Likewise.
(print_rtl_with_bb): Dump regs live at end too.
(count_reg_sets_1): Pass in loop_depth.
(count_reg_sets, count_reg_references): Likewise.
(recompute_reg_usage): Provide it.
2000-04-07 Richard Henderson <[email protected]>
* Makefile.in (conflict.o): Depend on $(RTL_H) and $(BASIC_BLOCK_H)
not the raw files.
2000-04-07 Zack Weinberg <[email protected]>
* cpplib.c (do_elif): Skip the rest of the line if we're
not going to bother evaluating it.
(skip_if_group): Clear pfile->only_seen_white. Reorder loop
to avoid pointless calls to the lexer.
Fri Apr 7 11:50:54 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.c: Delete stdio.h and ctype.h includes.
2000-04-07 Jason Merrill <[email protected]>
* calls.c (expand_call): emit_queue if we're trying a sibcall.
2000-04-07 Jakub Jelinek <[email protected]>
* config/sparc/t-linux64 (tcrtbeginS.o, tcrtendS.o): Remove.
2000-04-06 Geoff Keating <[email protected]>
* Makefile.in: Build crtbeginS and crtendS like crtbegin and
crtend so they can be multilibbed.
(STAGESTUFF): Remove s-crt and s-crtS.
2000-04-07 Richard Henderson <[email protected]>
* config/alpha/alpha.c (alpha_emit_conditional_move): Fail
if we discover we need a pseudo and no_new_pseudos is true.
* config/alpha/alpha.md (ne:DI insn): New.
(trunctfsf2, sne): Emit NE instead of non-canonical LTU.
2000-04-07 Richard Henderson <[email protected]>
* rtl.def (COND_EXEC): New.
* rtl.h (COND_EXEC_TEST, COND_EXEC_CODE): New.
* tm.texi (MAX_CONDITIONAL_EXECUTE): Document.
* genconfig.c (have_cond_arith_flag): Remove.
(have_cond_exec_flag): New.
(walk_insn_part): Detect COND_EXEC, not arithmetic in IF_THEN_ELSE.
(main): Print HAVE_conditional_execution.
* haifa-sched.c (haifa_classify_insn): Recognize COND_EXEC.
(sched_analyze_insn, print_pattern): Likewise.
* reload.c (find_equiv_reg): Likewise.
* rtlanal.c (reg_referenced_p): Likewise.
(note_stores, dead_or_set_regno_p): Likewise.
(reg_overlap_mentioned_p): Rewrite to use a switch.
* ggc.h (struct rtx_def): Forward declare.
* print-rtl.c (debug_rtx_range): New.
* rtl.h (debug_rtx_range): Declare.
* varray.h (VARRAY_ACTIVE_SIZE, VARRAY_POP_ALL): New.
* gcse.c (gcse_main): Don't rebuild the CFG here.
(delete_null_pointer_checks): Likewise.
* ssa.c (convert_to_ssa): Likewise.
* toplev.c (rest_of_compilation): Do it here instead. Combine
sequential calls to TIMEVAR. Consistently use `insns' instead of
`get_insns()'. Always split insns after reload when optimizing.
* basic-block.h (merge_blocks_nomove): Declare.
(tidy_fallthru_edge): Declare.
* flow.c (merge_blocks_nomove): Document as merging into previous
blocks. Remove cruft from between blocks; remove all edges out of A.
(tidy_fallthru_edge): Export.
2000-04-06 Alex Samuel <[email protected]>
* ssa.c (compute_conservative_reg_partition): Declare with
void arguments.
* toplev.c (clean_dump_file): Remove previously-deleted function
inadvertantly merged back in.
* conflict.c (conflict_graph_add): Use a single call to
htab_find_slot to look up and insert.
2000-04-06 Richard Henderson <[email protected]>
* genrecog.c (*): Rename _last_insn to last_insn.
(make_insn_sequence): Set the position of the peephole2 C test
to be at the last insn.
2000-04-06 Richard Henderson <[email protected]>
* flow.c (compute_flow_dominators): Free worklist.
2000-04-06 Michael Matz <[email protected]>
* flow.c (compute_flow_dominators): Process blocks FIFO not LIFO.
2000-04-06 Alex Samuel <[email protected]>
* rtl.h (INSN_P): New macro.
(successor_phi_fn): New typedef.
(for_each_successor_phi): New prototype.
(in_ssa_form): New variable.
(PHI_NODE_P): Likewise.
* flow.c (calculate_global_regs_live): Add to new_live_at_end from
phi nodes in successors.
(mark_used_regs): Add PHI case.
(set_phi_alternative_reg): New function.
(life_analysis): Assert that dead code elimination is not selected
when in SSA form.
* toplev.c (to_ssa_time): New variable.
(from_ssa_time): Likewise.
(compile_file): Zero to_ssa_time and from_ssa_time.
Print time to convert to and from SSA.
(rest_of_compilation): Time convert_to_ssa and convert_from_ssa.
(print_time): Compute percent fraction as integer.
* ssa.c (PHI_NODE_P): Moved to rtl.h.
(convert_to_ssa): Check if we're already in SSA.
Don't eliminate dead code in life_analysis.
Rerun flow and life analysis at bottom.
(eliminate_phi): Use canonical regnos when adding nodes.
(mark_reg_in_phi): New function.
(mark_phi_and_copy_regs): Likewise.
(convert_from_ssa): Rerun life analysis at top.
Use coalesced partition.
Check for removing a phi node at the end of the block.
(compute_coalesced_reg_partition): New function.
(coalesce_regs_in_copies): Likewise.
(coalesce_reg_in_phi): Likewise.
(coalesce_regs_in_successor_phi_nodes): Likewise.
(for_each_successor_phi): Likewise.
(rename_context): New struct.
(rename_block): Use a rename_context with rename_insn_1. When
renaming sets of a subreg, emit a copy of the entire reg first.
(rename_insn_1): Treat data as a rename_context *. Save current
insn in set_data.
(rename_set_data): Add field set_insn.
* Makefile.in (HASHTAB_H): Move up in file.
(OBSTACK_H): New macro.
(collect2.o): Use OBSTACK_H in dependencies.
(sdbout.o): Likewise.
(emit-rtl.o): Likewise.
(simplify-rtx.o): Likewise.
(fix-header.o): Likewise.
(OBJS): Add conflict.o.
(conflict.o): New rule.
* basic-block.h: Include partition.h.
(conflict_graph): New typedef.
(conflict_graph_enum_fn): Likewise.
(conflict_graph_new): New prototype.
(conflict_graph_delete): Likewise.
(conflict_graph_add): Likewise.
(conflict_graph_conflict_p): Likewise.
(conflict_graph_enum): Likewise.
(conflict_graph_merge_regs): Likewise.
(conflict_graph_print): Likewise.
(conflict_graph_compute): Likewise.
* conflict.c: New file.
2000-04-06 Jason Merrill <[email protected]>
* tlink.c (read_repo_files): Don't look for .rpo info for
linker flags.
Thu Apr 6 20:39:26 2000 J"orn Rennecke <[email protected]>
* sh.h (STRUCT_VALUE, RETURN_IN_MEMORY): Define.
Thu Apr 6 19:34:08 2000 J"orn Rennecke <[email protected]>
* config/sh/lib1funcs.asm (___udivsi3_i4):
( __SH4_SINGLE__ / __SH4_SINGLE_ONLY__ variant): value for fpscr
only depends on FMOVD_WORKS.
Thu Apr 6 19:11:47 2000 J"orn Rennecke <[email protected]>
* config/sh/lib1funcs.asm (___udivsi3_i4): When using fmovd,
make double constant 8-byte aligned.
2000-04-06 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md (movtf_insn_sp32, movtf_insn_vis_sp32,
movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_hq_vis_sp64,
movtf_no_e_insn_sp64): Accept loading 0.0 into GENERAL_REGS.
(movtf_insn_sp64, movtf_insn_vis_sp64): Likewise.
Accept storing GENERAL_REGS into offsetable memory.
* config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Don't allow
building a TFmode constant other than 0.0L into GENERAL_REGS.
2000-04-06 Clinton Popetz <[email protected]>
* regrename.c (regrename_optimize): Handle no REG_ALLOC_ORDER.
2000-04-06 Zack Weinberg <[email protected]>
* cpphash.c (CPP_IS_MACRO_BUFFER, FORWARD, PEEKC): Delete.
(macro_cleanup): No need to cast pbuf->macro.
(collect_expansion): Use _cpp_get_define_token. Goto done if
it returns VSPACE. Remove check for trailing space after
CPP_COMMENT.
(_cpp_create_definition): Don't diddle flags here. Return
directly on error.
(unsafe_chars): Handle c1 being EOF.
(push_macro_expansion): Use unsafe_chars for both accidental-paste
checks. Don't push the buffer till after we're done with
them.
* cpplex.c (PEEKBUF, GETBUF, FORWARDBUF): New.
(PEEKN, FORWARD, GETC, PEEKC): Use them.
(cpp_push_buffer): Don't set new->alimit. Set new->mark
appropriately.
(_cpp_parse_assertion): Don't NUL terminate.
(_cpp_lex_token): Fix -traditional macro handling. Don't skip
hspace before calling _cpp_parse_assertion. Remove all sets
of only_seen_white. Treat '\f' as hspace. Don't do anything
special with '\n' here.
(maybe_macroexpand): Handle T_EMPTY hash entries without
pushing a buffer at all.
(cpp_get_token): Handle clearing only_seen_white here. Handle
incrementing the line number here. Clear
potential_control_macro as well as only_seen_white, if
appropriate.
(cpp_get_non_space_token): Don't eat CPP_POP tokens.
(_cpp_get_define_token): New function, basically like
_cpp_get_directive_token was but doesn't eat horizontal space.
Don't do anything with only_seen_white here.
(_cpp_get_directive_token): Just call _cpp_get_define_token
repeatedly till it returns non-hspace.
* cpplib.c (PEEKN, FORWARD, GETC, PEEKC): Delete.
(conditional_skip, skip_if_group): Return int.
(DIRECTIVE_TABLE): Change origin of all conditional directives
to "COND".
(TRAD_DIRECT_P): New macro.
(_cpp_handle_directive): Use _cpp_get_directive_token. Issue
an error for a bogus directive, unless -lang-asm. Use
TRAD_DIRECT_P. Loop calling handler functions till one returns
zero.
(get_macro_name): Don't diddle flags here.
(do_define): Diddle flags here. Use _cpp_get_directive_token.
Create T_EMPTY nodes for #define macro /* nothing */.
(do_undef): Don't copy the name. Use _cpp_get_directive_token.
Use hp->name when calling pass_thru_directive.
(do_if, do_else, do_elif, do_ifdef, do_ifndef, conditional_skip):
Return the result of conditional_skip and/or skip_if_group.
Don't call _cpp_output_line_command.
(consider_directive_while_skipping): Use _cpp_get_directive_token.
Issue -Wtraditional warnings as appropriate. Don't complain
about unrecognized directives. If we are to stop skipping,
return the number of the directive that ended the skip.
(skip_if_group): Use _cpp_get_directive_token. Turn off macro
expansion and line commands while skipping. Return the result
of consider_directive_while_skipping, if nonzero.
(do_endif): Just set potential_control_macro here.
(validate_else): Use _cpp_get_directive_token.
(do_assert, do_unassert): Don't save pointers into the
token_buffer across calls to the lexer. Use
_cpp_get_directive_token.
* cpplib.h (cpp_buffer): Remove alimit and colno. Make mark a
pointer, not an offset. Replace 'data', which was a generic
pointer, with 'macro', which points to a struct hashnode.
(cpp_reader): Add 'potential_control_macro' pointer.
* cpphash.h (T_UNUSED): Replace with T_EMPTY.
(CPP_BUF_GET, CPP_FORWARD): Delete.
(CPP_IN_COLUMN_1, ADJACENT_TO_MARK): New macros.
(CPP_IS_MACRO_BUFFER, CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK,
ACTIVE_MARK_P): Update.
(_cpp_get_define_token): New internal function.
* cppfiles.c (read_include_file): Don't set fp->alimit or fp->colno.
2000-04-05 Benjamin Kosnik <[email protected]>
* configure.in: And here.
* configure: Regenerate.
* acconfig.h: Add ENABLE_STD_NAMESPACE to set flag_honor_std if
--enable-libstdcxx-v3 is passed at configure time.
* config.h.in: Regenerate.
2000-04-05 Mark Mitchell <[email protected]>
* final.c (final): Use xcalloc to allocate line_note_exists.
* function.c (free_after_compilation): Free the temp_slots.
(assign_stack_temp_for_type): Use xmalloc to allocate temp_slots.
(combine_temp_slot): Free temp_slots when they get combined.
(purge_addressof): Fix typo in comment.
* stmt.c (mark_goto_fixup): Mark the fixup itself.
(expand_fixup): Allocate the fixup with ggc_alloc_obj.
* ggc.h: Include varray.h.
(ggc_pending_trees): Declare.
(ggc_mark_tree_children): Remove declaration.
(ggc_mark_tree): Just push unmarked trees on ggc_pending_trees.
* ggc-common.c (ggc_pending_trees): New variable.
(ggc_mark_roots): Call ggc_mark_trees.
(ggc_mark_tree_children): Rename to ggc_mark_trees. Process all
the ggc_pending_trees.
* Makefile.in (GGC_H): New variable. Use it throughout in place
of ggc.h.
Thu Apr 6 00:30:50 2000 J"orn Rennecke <[email protected]>
* sh.h (FUNCTION_ARG_PARTIAL_NREGS): Accommodate an unsigned
GET_MODE_SIZE.
Wed Apr 5 23:17:10 2000 J"orn Rennecke <[email protected]>
* sh.c (sh_insn_length_adjustment): New function.
* sh-protos.h (sh_insn_length_adjustment): Declare.
* sh.h (ADJUST_INSN_LENGTH): Use it.
Wed Apr 5 12:35:18 2000 Hans-Peter Nilsson <[email protected]>
* optabs.c (emit_libcall_block): Remove spurious REG_EQUAL notes
from the insn where REG_RETVAL is added.
(emit_no_conflict_block): Ditto.
* md.texi (Standard Names): Clarify when movX is needed.
* combine.c (simplify_comparison) [MINUS]: Do not replace
all (op (minus A B) 0) with (op A B).
Wed Apr 5 18:03:31 2000 Toshiyasu Morita ([email protected])
J"orn Rennecke <[email protected]>
* sh.md (block_lump_real_i4): Add missing clobber of T_REG
(block_lump_real): Likewise.
2000-04-05 Chris Demetriou <[email protected]>
* mips.h (MASK_DEBUG_A, MASK_DEBUG_B, MASK_DEBUG_C): Zero the
remaining nonzero debugging masks.
Wed Apr 5 09:44:07 2000 Jeffrey A Law ([email protected])
* basic-block.h (verify_flow_info): Declare.
(flow_loop_outside_edge_p): Declare.
* flow.c (verify_flow_info): Remove declaration.
(clear_log_links, flow_loop_outside_edge_p): Likewise.
Wed Apr 5 09:34:26 2000 Philippe De Muyter <[email protected]>
* m68k/m68k-protos.h (finalize_pic): Turn prototype off using `#if 0',
not C++ comments.
2000-04-05 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md (snedi_zero+1, neg_snedi_zero+1,
snedi_zero_trunc+1, seqdi_zero+1, neg_seqdi_zero+1,
seqdi_zero_trunc+1): Allow splits only if registers are
different.
2000-04-04 Ulrich Drepper <[email protected]>
* acconfig.h: Add HAVE_GAS_HIDDEN.
* config.in: Regenerated.
* configure.in: Add test for .hidden pseudo-op in gas.
* configure: Regenerated.
* crtstuff.c: Include auto-host.h.
Emit additional .hidden pseudo-op for __dso_handle if the
assembler knows about it.
2000-04-04 Philippe De Muyter <[email protected]>
* cpphash.c (_cpp_free_definition): Test argnames, not nargs >= 0,
before freeing argnames.
* cpplib.c (do_ifndef): Cast return value of xstrdup.
2000-04-05 Michael Meissner <[email protected]>
* config/rs6000/rs6000.c (print_operand): Patch from Jonathan
Walton <[email protected]> to make memory references with update
work wtih -mregnames.
2000-04-04 Kaveh R. Ghazi <[email protected]>
* regrename.c (regno_first_use_in): Wrap prototype in PARAMS.
(regrename_optimize): Rename variables `def_uses' and
`ext_basic_blocks' to avoid conflicts with similarly named
typedefs in traditional C.
* calls.c (initialize_argument_information): Fix typo in previous
change.
2000-04-04 Richard Henderson <[email protected]>
* regrename.c (consider_available): Test fixed_regs not
PIC_OFFSET_TABLE_REGNUM.
2000-04-04 Geoff Keating <[email protected]>
* config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbegin,
crtend.
(CRTSTUFF_T_CFLAGS_S): Delete definition.
* config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Always use crtbegin.
(ENDFILE_LINUX_SPEC): Always use crtend.
* configure.in (powerpc-*-linux-gnulibc1): Don't define extra_parts.
(powerpc-*-linux-gnu): Likewise.
* configure: Regenerate.
* config/rs6000/eabi.h: Don't include sysv4.h.
(MULTILIB_DEFAULTS): Don't define.
* config/rs6000/eabiaix.h: Don't include eabi.h.
* config/rs6000/eabile.h: Delete.
* config/rs6000/eabilesim.h: Delete.
* config/rs6000/eabisim.h: Don't include eabi.h.
* config/rs6000/linux.h: Don't include sysv4.h.
(JUMP_TABLES_IN_TEXT_SECTION): Don't redefine.
(MULTILIB_DEFAULTS): Don't redefine.
* config/rs6000/rtems.h: Don't include eabi.h.
* config/rs6000/sol2.h: Don't include sysv4le.h.
* config/rs6000/sysv4le.h: Don't include sysv4.h.
* config/rs6000/t-ppc: Delete.
* config/rs6000/t-ppcgas: Correct comment.
* config/rs6000/t-ppcos: Correct comment. Don't build
multilibs for -fPIC, rather use -fPIC -mstrict-align
as default.
* config/rs6000/t-ppc: Delete.
* config/rs6000/vxppc.h: Don't include sysv4.h.
* config/rs6000/vxppcle.h: Delete.
* configure.in: Use multiple header files for p2pc ELF targets
powerpc-eabiaix, powerpc-eabisim, powerpc-rtems, powerpcle-eabi,
powerpcle-eabisim, powerpc-elf, powerpcle-elf, powerpc-linux-gnu,
powerpc-linux-gnulibc1, powerpc-sysv, powerpcle-sysv,
powerpc-vxworks, powerpcle-vxworks. Assume GAS functionality is
always available for these platforms.
2000-04-04 Richard Henderson <[email protected]>
* calls.c (try_to_integrate): Initialize reg_parm_stack_space.
2000-04-04 Stan Cox <[email protected]>
* Makefile.in: Add rules for regrename.o
* regrename.c: New file.
* rtl.h (regrename_optimize): Add prototype.
* toplev.c (rename_registers_dump, flag_rename_registers): New variables
(compile_file, decode_d_option): Add support for -frename-registers.
(rest_of_compilation): Call regrename_optimize.
* config/ia64/ia64.h (HARD_REGNO_RENAME_OK, RENAME_EXTENDED_BLOCKS):
New macros.
2000-04-04 Martin v. Löwis <[email protected]>
* Makefile (gccbug): New target.
(doc): Depend on it.
* gcc.texi (Bugs): Link subnodes.
(gccbug): New node.
* gccbug.in (CATEGORIES): Remove gc, host, profiling, libgcc.
Document severities, priorities, and classes in bug form.
2000-04-04 Zack Weinberg <[email protected]>
* cpplex.c (trigraph_map, speccase): Combine into single
table, chartab.
(NORMAL, NONTRI): New macros.
(_cpp_read_and_prescan): Change to use unified table. Use
is_hspace to test for whitespace.
* dbxout.c (CONTIN): If it doesn't have to do anything, give it a
definition that doesn't provoke the "empty body in an
if-statement" warning.
2000-04-04 Clinton Popetz <[email protected]>
* builtins.c (expand_builtin_strlen): Force the source to
be a memory address.
2000-04-04 Kaveh R. Ghazi <[email protected]>
* cpplib.c (D): Adjust to call CONCAT2 macro without whitespace.
Tue Apr 4 19:17:20 MET DST 2000 Jan Hubicka <[email protected]>
* calls.c (ECF_MALLOC, ECF_MAY_BE_ALLOCA, ECF_RETURNS_TWICE,
ECF_LONGJMP, ECF_FORK_OR_EXEC): New constants.
(ECF_IS_CONST): Rename to ECF_CONST.
(special_function_p): Make static, change interface.
(flags_from_decl_or_type, try_to_integrate): Break out from ...
(expand_call) ... here; convert number of variables to flags.
(emit_library_call_vlue_1): Likewise.
(setjmp_call_p): New function.
(initialize_argument_information): Accepts flags as argument;
return flags.
(precompute_arguments): Likewise.
* tree.h (special_function_p): Remove.
(setjmp_call_p): Add prototype.
2000-04-04 Jakub Jelinek <[email protected]>
* config/sparc/sparc.h (RTX_OK_FOR_OFFSET_P): Leave minor margin
so that addresses are offsetable by up to 16 bytes.
(GO_IF_LEGITIMATE_ADDRESS): Don't allow REG+REG addresses for
non-optimizing TARGET_ARCH32 in DF or DI modes because it is not
offsetable.
* config/sparc/sparc.md (movdi_insn_sp64_novis): New pattern.
(movdi_insn_sp64_vis): Renamed from movdi_insn_sp64.
(movsf): Don't force any constant to memory if target is integer
hard register.
Move fp_zero_operand check below the const0_rtx check.
(movtf): Likewise. Also allow fp_zero_operand for stores into
memory.
(movdf): Likewise. Also allow fp_zero_operand for stores into
memory and into integer hard registers.
(clear_df, clear_dfp, movdf_const_intreg_sp32,
movdf_const_intreg_sp64): Remove.
(movdf_insn_sp32, movdf_no_e_insn_sp32): Redo constraints and
conditions.
(movdf_no_e_insn_v9_sp32): New pattern.
(movdf_insn_v9only): Remove.
(movdf_insn_v9only_novis, movdf_insn_v9only_vis): New patterns.
(movdf_insn_sp64): Remove.
(movdf_insn_sp64_novis, movdf_insn_sp64_vis): New patterns.
(movdf_no_e_insn_sp64): Allow storing 0.0 into memory.
(following splits): Rewrite conditions. Add two new splits
for storing 0.0 into memory and registers.
(clear_tf, clear_tf+1, clear_tfp, clear_tfp+1): Remove.
(movtf_insn_sp32): Redo constraints and conditions.
(movtf_insn_vis_sp32): New pattern.
(movtf_no_e_insn_sp32): Redo constraints and conditions.
(movtf_insn_hq_sp64): Likewise.
(movtf_insn_hq_vis_sp64): New pattern.
(movtf_insn_sp64): Redo constraints and conditions.
(movtf_insn_vis_sp64): New pattern.
(movtf_no_e_insn_sp64): Redo constraints and conditions.
(movtf_no_e_insn_sp64+1): New split for storing 0.0L into registers
or memory.
* config/sparc/sparc.c (sparc_override_options): Assume v9 if either
-mvis or -m64 to take down the number of various reload patterns.
Tue Apr 4 00:41:53 2000 Jeffrey A Law ([email protected])
* pa/pa-64.h: New file.
* pa/pa64-regs.h: New file.
* pa/pa64-start.h: New file.
* pa/t-pa64: New file.
* pa/xm-pa64hpux.h: New file.
2000-04-03 Kaveh R. Ghazi <[email protected]>
* sparc.c (output_restore_regs): Prototype.
(sparc_emit_float_lib_cmp): Constification.
* emit-rtl.c (const_int_htab_hash, const_int_htab_eq): Likewise.
* reload1.c (reload_cse_delete_noop_set, reload_cse_simplify):
Prototype.
* simplify-rtx.c (entry_and_rtx_equal_p): Constification.
(get_value_hash, hash_rtx): Likewise.
* ssa.c (compute_conservative_reg_partition): Prototype.
* tree.c (mark_hash_entry): Prototype.
2000-04-03 Zack Weinberg <[email protected]>
* bb-reorder.c (verify_insn_chain): #ifdef out unless ENABLE_CHECKING.
* i386.h (FUNCTION_ARG_REGNO_P): Remove unnecessary test for N >= 0.
* i386.md (call_value, call_value_pop): Remove unused variable 'addr'.
* gcc.c (C specs): Pass -fno-show-column to the preprocessor.
* objc/lang-specs.h: Likewise.
2000-04-03 Neil Booth <[email protected]>
* cppexp.c: wrap long lines. New macros CPP_ICE, SYNTAX_ERROR
and SYNTAX_ERROR2. Replace `' in messages with ''.
(op_to_str): Make re-entrant.
(_cpp_parse_expr): Implement new error macros. Use | rather
than || to logically or 2 boolean integers. Simply expression
checking we have a left operand iff needed.
2000-04-03 Nick Clifton <[email protected]>
* Makefile.in (diagnostic.o): Depend upon diagnostic.c
2000-04-03 Philip Blundell <[email protected]>
* config/arm/linux-elf.h (SUBTARGET_EXTRA_LINK_SPEC): Fix typos.
2000-04-03 Felix Lee <[email protected]>
* fixinc/server.c (find_shell): New function. Avoid $SHELL.
(run_shell): Use it.
2000-04-03 Jonathan Larmour <[email protected]>
* Makefile.in (stmp-int-hdrs): Make include subdir here...
(stmp-fixproto): ...rather than here.
Mon Apr 3 00:50:06 2000 Jason Eckhardt <[email protected]>
* pa.c (print_operand): Compute 'base' only inside the code paths
that use it.
2000-04-03 Geoffrey Keating <[email protected]>
* stor-layout.c (byte_from_pos): Use TRUNC_DIV_EXPR rather than
CEIL_DIV_EXPR.
2000-04-03 Philipp Thomas <[email protected]>
* i386.h (TARGET_SWITCHES): Remove bogus empty strings, fix typo.
Mon Apr 3 00:02:59 2000 Brad Lucier <[email protected]>
* Makefile.in (alias.o): Depend on $(TREE_H).
2000-04-02 Zack Weinberg <[email protected]>
* cppinit.c (cpp_start_read): Turn off -Wtraditional if
processing C++.
* cpplib.c (_cpp_handle_directive): Improve warnings for
traditional C and indented directives.
* enquire.c, gsyslimits.h, limity.h, config/convex/fixinc.convex,
fixinc/fixinc.irix, fixinc/fixinc.sco, fixinc/fixinc.wrap,
fixinc/inclhack.def: Indent the # of #include_next one space.
* cp/rtti.c: Un-indent #if and #endif.
* cppexp.c (_cpp_parse_expr): If lex returns '#', it's a
syntax error, but an error has already been printed.
* cpplex.c (_cpp_parse_assertion): Give a more specific error
message when called with nothing remaining on the line.
(_cpp_lex_token): If _cpp_parse_assertion fails, return an
OTHER token, not an ASSERTION.
* cpplib.c (do_assert): When we create a 'base' node, clear
its aschain pointer.
2000-04-02 Neil Booth <[email protected]>
* cppexp.c: New typedef op_t. struct operation and struct
token updated to use it.
(op_to_str): New function.
(_cpp_parse_expr): Error messages modified to use op_to_str.
2000-04-02 Michael Hayes <[email protected]>
* config/c4x/c4x.c (c4x_function_arg): Check for void_type_node
before checking MUST_PASS_IN_STACK.
2000-04-02 Neil Booth <[email protected]>
* cppexp.c: New FINISHED dummy token. Combine operator initial
flags and initial priority into a single constant. New
EQUALITY macro. New operator flag SHORT_CIRCUIT.
(_parse_cpp_expr): Implement new constants. Take left operand
checks out of reduction loop. Handle SHORT_CIRCUIT. End of
parse indicated by reducing FINISHED token. Remove new lines
from cpp_error messages.
2000-04-01 Mark Mitchell <[email protected]>
* emit-rtl.c (gen_rtx_CONST_INT): Create cached CONST_INTs on the
permanent obstack.
2000-04-01 Zack Weinberg <[email protected]>
* cpplib.c: Include symcat.h. Add 'origin' field to struct
directive. Add origin values to DIRECTIVE_TABLE. Generate
the strings and function names on the fly. Take the #sccs
entry out of the table if SCCS_DIRECTIVE is not defined.
(_cpp_handle_directive): Decide if the # was at the beginning
of the line here. Issue -pedantic warnings for extended
directives here. Warn about K+R directives with the #
indented, and C89/extended directives with the # not indented,
here.
(do_import, do_include_next, do_warning, do_ident, do_sccs,
do_assert, do_unassert): Don't issue pedantic warning here.
* cpphash.h: Add CPP_WTRADITIONAL macro.
* cpplib.h (struct cpp_options): Rename warn_stringify to
warn_traditional; update comments.
* cppinit.c (handle_option): Set warn_traditional not
warn_stringify.
* cpphash.c: Replace CPP_OPTION (pfile, warn_stringify) with
CPP_WTRADITIONAL (pfile).
* cpplex.c (_cpp_lex_token): Don't decide if directives should
be ignored in -traditional mode here.
* cpplex.c: Copy ISTABLE macros from cppinit.c, and adapt them
to initialize speccase[] and trigraph_map[]. Delete all
references to pfile->input_speccase. Always treat '?' as a
special character. Remove table-initialization code from
_cpp_init_input_buffer.
* cpplib.h (struct cpp_reader): Remove input_speccase field.
* cppinit.c (cpp_cleanup): Don't free input_speccase.
2000-04-01 Richard Henderson <[email protected]>
* Makefile.in (STAGESTUFF): Wildcard all debugging dumps at once.
(mostlyclean): Likewise.
* toplev.c (rtl_dump, jump_opt_dump, etc): Remove.
(struct dump_file_info, enum dump_file_index, dump_file): New.
(open_dump_file): Take a dump_file_index not a suffix, and a decl
not a string. Clean out file if we haven't yet done so. Do nothing
if the dump isn't enabled.
(close_dump_file): Do nothing if the dump isn't open. Dump
graph data if requested.
(dump_rtl, clean_dump_file): Remove.
(compile_file): Don't clean the dump files. Only finalize .bp dump
if flag_test_coverage or flag_branch_probabilities. Only finalize
.combine dump if optimizing. Iterate over dump_file to finalize the
graph dumps.
(rest_of_compilation): Update for open_dump_file/close_dump_file.
Convert all uses of dump_rtl.
(decode_d_option): Iterate over dump_file to implement 'a' and to
locate pass-specific dumps.
2000-04-01 Neil Booth <[email protected]>
* cppexp.c: Redefine priority constants.
(_cpp_parse_expr): Replace left and right priority scheme with
single priority logic. Move LOGICAL to same place as COMPARE.
Remove bogus check for multiple unary +/- operators.
2000-04-01 Neil Booth <[email protected]>
* cppexp.c: (_cpp_parse_expr): Numerical constants are pushed
within the switch statement. Binary operations break out of
the switch naturally. '(' tokens handled by forcing
immediate shift. ')' handled by forcing immediate reduce to
the previous '('. New error messages.
2000-03-31 Geoff Keating <[email protected]>
* config/rs6000/rs6000.c (print_operand): Don't use %l for 'low
part', it's already in use. Use %K instead. Add a return at the
end of what is now %K.
* config/rs6000/rs6000.md (elf_low): Use %K instead of %l.
Sat Apr 1 02:05:29 MET DST 2000 Jan Hubicka <[email protected]>
* builtins.c (expand_builtin_apply): Pass proper parameters to
allocate_dynamic_stack_space.
* calls.c (emit_call_1): Do not adjust stack pointer for SIB,
update stack_pointer_delta; do not update arg_size_so_far.
(compute_argument_block_size): Use stack_delta instead of
stack_pointer_pending and arg_size_so_far.
(expand_call): Add sanity checking for stack_pointer_delta;
save and restore stack_pointer_delta for SIB, use
stack_pointer_delta for alignment; do not update arg_space_so_far.
(emit_library_call_value): Use stack_pointer_delta for alignment.
(store_one_arg): Do not update arg_space_so_far.
* explow.c (adjust_stack, anti_adjust_stack): Update
stack_pointer_delta.
(allocate_dynamic_stack_space): Add sanity checking for
stack_pointer_delta.
* expr.c (init_expr, clear_pending_stack_adjust): Clear
stack_pointer_delta.
(emit_push_insn): Update stack_pointer_delta.
* function.h (struct expr_status): Add x_stack_pointer_delta;
remove x_arg_space_so_far.
(arg_space_so_far): Remove.
(stack_pointer_delta): New macro.
2000-03-31 Zack Weinberg <[email protected]>
* cpplib.h: Merge struct cpp_options into struct cpp_reader.
Reorder struct cpp_options and struct cpp_reader for better
packing. Replace CPP_OPTIONS macro with CPP_OPTION which
takes two args. Change all 'char' flags to 'unsigned char'.
Move show_column flag into struct cpp_options. Don't
prototype cpp_options_init.
* cpphash.h, cpperror.c, cppexp.c, cppfiles.c, cpphash.c,
cppinit.c, cpplex.c, cpplib.c:
Replace CPP_OPTIONS (pfile)->whatever with
CPP_OPTION (pfile, whatever), and likewise for
opts = CPP_OPTIONS (pfile); ... opts->whatever;
* cppinit.c (merge_include_chains): Take a cpp_reader *.
Extract CPP_OPTION (pfile, pending) and work with that
directly.
(cpp_options_init): Delete.
(cpp_reader_init): Turn on on-by-default options here.
Allocate the pending structure here.
(cl_options, enum opt_code): Define these from the same table,
kept in a large macro. Add -fshow-column and -fno-show-column
options.
* cpperror.c (v_message): If show_column is off, don't print
the column number.
* cppmain.c: Update for new interface.
* fix-header.c: Likewise.
2000-03-30 Geoff Keating <[email protected]>
* config/rs6000/t-aix43 (AR_FLAGS_FOR_TARGET): Adjust for new
definition.
* Makefile.in (AR_FLAGS_FOR_TARGET): Is now the flags that
are passed to any invocation of AR_FOR_TARGET.
(AR_CREATE_FOR_TARGET): New macro.
(AR_EXTRACT_FOR_TARGET): New macro.
(ORDINARY_FLAGS_TO_PASS): Add AR_CREATE_FOR_TARGET,
AR_EXTRACT_FOR_TARGET.
(many places): Use AR_CREATE_FOR_TARGET, AR_EXTRACT_FOR_TARGET
in place of `$(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET)' and
`$(AR_FOR_TARGET) x'. Pass AR_CREATE_FOR_TARGET and
AR_EXTRACT_FOR_TARGET to sub-makes.
2000-03-31 Neil Booth <[email protected]>
* cppexp.c: Delete SKIP_OPERAND. Correct priority
PAREN_INNER_PRIO.
(_cpp_parse_expr): Check for multiple unary +/- operators.
Correct priorities of ':' and '?'. Treat ')' as having a
value. Ensure conditional expression is not void.
2000-03-31 Mark Mitchell <[email protected]>
* alias.c (canon_rtx): Make it global.
(rtx_equal_for_memref_p): CONST_INT equality is now pointer
equality.
* cse.c (struct table_elt): Add canon_exp.
(insert): Clear it.
(invalidate): Canonicalize expressions only once.
* rtl.h (canon_rtx): Declare.
2000-03-30 Mark Mitchell <[email protected]>
* Makefile.in (emit-rtl.o): Depend on HASHTAB_H.
* alias.c (reg_known_value): Add comments.
(init_alias_analysis): Likewise.
* cse.c (exp_equiv_p): CONST_INTs are equal iff they have the same
address.
(cse_basic_block): Fix typo in comment.
* emit-rtl.c: Include hashtab.h.
(const_int_htab): New variable.
(const_int_htab_hash): New function.
(const_int_htab_eq): Likewise.
(rtx_htab_mark_1): Likewise.
(rtx_htab_mark): Likewise.
(gen_rtx_CONST_INT): Cache all CONST_INTs.
(unshare_all_rtx): Fix formatting.
(init_emit_once): Initialize const_int_htab.
* rtl.c (rtx_equal_p): CONST_INTs are equal iff they have the same
address.
* rtl.texi: Document the fact that all CONST_INTs with the same
value are shared.
2000-03-30 Richard Henderson <[email protected]>
* alpha.h (FUNCTION_BOUNDARY): Reduce to 128 bits.
2000-03-30 Zack Weinberg <[email protected]>
* configure.in: Comment out --enable-c-cpplib stanza.
* configure: Regenerate.
Thu Mar 30 06:32:51 2000 Richard Kenner <[email protected]>
* expr.c (store_constructor): Properly compute displacement and
alignment when offset is variable.
* expmed.c (store_bit_field, store_fixed_bit_field): Fix more
cases of alignment in bytes.
Thu Mar 30 13:30:40 2000 Jeffrey A Law ([email protected])
* c-parse.in (cast_expr): Move change from March 21 into c-parse.in
since it is used to generate c-parse.y.
* objc-parse.c, objc-parse.y: Regenerated.
* function.c (expand_function_end): Pass alignment argument to
emit_block_move in bits, not bytes.
Thu Mar 30 06:32:51 2000 Richard Kenner <[email protected]>
* expr.c (move_by_pieces_ninsns): Fix one more missing align
correction.
* expmed.c (store_fixed_bit_field): STRUCT_ALIGN is in bits.
* calls.c (expand_call): Pass bit alignment to mark_reg_pointer.
* explow.c (memory_address, allocate_dynamic_stack_space): Likewise.
* function.c (assign_parms): Likewise.
* integrate.c (expand_inline_function): Likewise.
* stmt.c (expand_decl): Likewise.
(copy_rtx_and_substitute): Likewise.
* expr.c (expand_expr, expand_expr_unaligned): Likewise.
(clear_by_pieces): Fix error in last change.
* emit-rtl.c (init_emit): Set known registers alignment in bits.
* function.h (regno_pointer_align): Now unsigned.
* config/arm/arm.c (alignable_memory_operand): REGNO_POINTER_ALIGN
is in bits.
* config/i386/i386.c (aligned_operand): Likewise.
* config/sparc/sparc.c (mem_min_alignment): Likewise.
* config/alpha/alpha.c (aligned_memory_operand): Likewise.
(unaligned_memory_operand): Likewise.
(alpha_expand_block_move, alpha_expand_block_clear): Likewise.
Also make alignments and sizes unsigned and some whitespace cleanup.
(alpha_va_start): Do nothing if VALIST's type is error_mark_node.
* builtins.c (get_pointer_alignment): Use host_integerp & tree_low_cst.
(expand_builtin_apply): Pass alignment to emit_block_move in bits.
(expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
(expand_builtin_memset): Likewise, but to clear_storage.
* calls.c (save_fixed_argument_area): Likewise, to move_by_pieces.
(restore_fixed_argument_area): Likewise.
(store_unaligned_arguments_into_pseudos): Likewise, to store_bit_field.
(load_register_parameters): Likewise, to emit_group_load.
(expand_call): Likewise, to emit_group_store and emit_block_move.
(emit_library_call_value_1): Likewise, to emit_block_move.
(store_one_arg): Likewise, and to emit_push_insn.
* expmed.c (extract_bit_field): Alignment is in bits, not bytes.
(extract_fixed_bit_field, extract_split_bit_field): Likewise.
* expr.c (move_by_pieces, move_by_pieces_ninsns): Likewise.
(emit_block_move, emit_group_load, emit_group_store): Likewise.
(clear_by_pieces, clear_storage, emit_push_insn): Likewise.
(expand_assigment, store_expr, store_constructor_field): Likewise.
(expand_expr_unaligned, do_jump, do_compare_and_jump): Likewise.
(store_constructor, store_field, get_inner_reference): Likewise.
Use host_integerp and tree_low_cst; sizes and positions HOST_WIDE_INT.
(expand_expr, case COMPONENT_REF): Likewise.
(copy_blkmode_from_regs): Use UNSIGNED_HOST_WIDE_INT for sizes
and positions; reindent code.
* expr.h (emit_cmp_insn, emit_cmp_and_jump_insns): Alignment unsigned.
* function.c (purge_addressof_1): Pass bit align to store_bit_field.
(assign_parms): Likewise to emit_group_store.
* optabs.c (prepare_cmp_insn): Alignment is in bits.
(emit_cmp_and_jump_insns, emit_cmp_insn): Likewise, and also unsigned.
* stmt.c (expand_value_return): Pass align in bits to emit_group_load.
(expand_return): Likewise to {extract,store}_bit_field.
* stor-layout.c (get_mode_alignment): Minor cleanup.
* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Align is in bits.
* config/sh/sh.h (MOVE_BY_PIECES_P): Likewise.
2000-03-29 Nick Clifton <[email protected]>
* config/arm/arm.h: Undo effects of previous delta:
(ASM_SPEC): Do not define.
(SUBTARGET_EXTRA_ASM_SPEC): Do not define.
* config/arm/linux-elf.h: (SUBTARGET_EXTRA_ASM_SPEC) Fix
typo.
2000-03-29 Zack Weinberg <[email protected]>
* cppinit.c (cpp_start_read): Call initialize_dependency_output
only after reading in the primary source file.
2000-03-29 Geoff Keating <[email protected]>
* c-common.c (c_common_nodes_and_builtins): The first parameter to
__builtin_va_start and __builtin_va_copy is now either a 'va_list'
or a reference to a va_list.
* builtins.c (stabilize_va_list): Simplify now we don't have to
work around C array address decay.
* c-typeck.c (convert_for_assignment): Handle assignment to
a reference parameter by taking the address of the RHS.
* ginclude/stdarg.h (va_start): Don't take address of first parameter.
(va_copy): Likewise.
(__va_copy): Likewise.
* ginclude/varargs.h (va_start): Likewise.
(__va_copy): Likewise.
Wed Mar 29 15:44:53 2000 Jeffrey A Law ([email protected])
* i386/djgpp.h: Remove extraneous "+".
* stmt.c (stmt_loop_nest_empty): Fix thinko in last change.
* calls.c (expand_call): Fix typo in last change.
2000-03-29 Jason Merrill <[email protected]>
* tree.c (unsave_expr_1): Don't mess with a TARGET_EXPR that hasn't
been expanded.
Wed Mar 29 15:39:10 2000 Richard Kenner <[email protected]>
* stor-layout.c (bit_from_pos, byte_from_pos): New functions.
(pos_from_byte, pos_from_bit, normalize_offset): Likewise.
(normalize_rli, rli_size_so_far, rli_size_unit_so_far): Use them.
* tree.c (bit_position, byte_position): Likewise.
* tree.h: Declare new functions.
2000-03-29 Nick Clifton <[email protected]>
* config/arm/arm.c: Minor formatting changes/
* config/arm/arm.h (SUBTARGET_EXTRA_ASM_SPEC): Define if not
already defined.
(ASM_SPEC): Define if not already defined.
2000-03-29 Zack Weinberg <[email protected]>
* cppfiles.c (cpp_read_file): Don't pass zero-length string to
_cpp_calc_hash.
2000-03-29 Jakub Jelinek <[email protected]>
* dwarf2out.c (gen_enumeration_type_die): If enum has a negative
value, don't output it as unsigned.
Wed Mar 29 10:53:49 2000 Jeffrey A Law ([email protected])
* stmt.c (stmt_loop_nest_empty): Allow cfun->stmt to be NULL.
2000-03-29 Kaveh R. Ghazi <[email protected]>
* c-common.c (c_common_nodes_and_builtins): Don't special case
cplus_mode when declaring builtin bzero/bcmp, always avoid
prototype arguments.
2000-03-29 Bruce Korb <[email protected]>
* fixinc/mkfixinc.sh: Initially set the variable "fixincludes"
to a non-file
Wed Mar 29 15:08:01 MET DST 2000 Jan Hubicka <[email protected]>
Convert ACCUMULATE_OUTGOING_ARGS to an expression.
* calls.c (PUSH_ARGS_REVERSED) Change to expression.
(ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default value.
(struct arg_data): Remove #ifdef ACCUMULATE_OUTGOING_ARGS.
(save_fixed_argument_area, restore_fixed_argument_area):
conditionize by #ifdef REG_PARM_STACK_SPACE only.
(emit_call): Change #ifdefs on ACCUMULATE_OUTGOING_ARGS
to conditions, handle RETURN_POPS_ARGS on ACCUMULATE_OUTGOING_ARGS.
(precompute_register_parameters): Avoid #ifdefs on
ACCUMULATE_OUTGOING_ARGS and PUSH_ARGS_REVERSED.
(stire_one_args): Likewise.
(expand_call): Likewise; conditionize PUSH_ROUNDING code by PUSH_ARGS.
(emit_library_call_value_1): Likewise.
(compute_argument_block_size): Align to STACK_BOUNDARY only for
ACCUMULATE_OUTGOING_ARGS.
* combine.c (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default
value.
(nonzero_bits): Conditionize PUSH_ROUNDING code by USE_PUSH.
(use_crosses_set_p): Likewise.
* all targets (ACCUMULATE_OUTGOING_ARGS define): Change to
#define ACCUMULATE_OUTGOING_ARGS 1.
* i386.c (ix86_compute_frame_size): Handle ACCUMULATE_OUTGOING_ARGS
frames.
* i386.h (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS): New
constants.
(TARGET_PUSH_ARGS, TARGET_ACCUMULATE_OUTGOING_ARGS): New macros.
(TARGET_SWITCHES): Add push-args, no-push-args,
accumulate-outgoing-args and no-accumulate-outgoing-args.
(ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): New macro.
* expr.c (ACCUMULATE_OUTGONG_ARGS, PUSH_ARGS): Provide default.
(push_block): Avoid ifdefs on ACCUMULATE_OUTGONG_ARGS
and PUSH_ROUNDING.
(emit_push_insn): Likewise.
* final.c (ACCUMULATE_OUTGOING_ARGS): Provide default.
(final_scan_insn): Avoid ifdefs on ACCUMULATE_OUTGOING_ARGS.
* function.c (ACCUMULATE_OUTGOING_ARGS): Provide default.
(STACK_DYNAMIC_OFFSET): Define correctly for both
ACCUMULATE_OUTGOING_ARGS and normal mode.
* invoke.texi (-mpush_args, -maccumulate-outgoing-args): Document.
* tm.texi (PUSH_ARGS): Document.
(ACCUMULATE_OUTGOING_ARGS, PUSH_ROUNDING): Update documentation.
Wed Mar 29 11:51:13 MET DST 2000 Jan Hubicka <[email protected]>
* flags.h (flag_optimize_sibling_calls): Declare.
* calls.c (expand_call): Fail sibcall when
!flag_optimize_sibling_calls
* invoke.texi (flag_optimize_sibling_calls): Document.
* toplev.c (flag_optimize_sibling_calls): New global variable.
(f_options): Add flag_optimize_sibling_calls.
(rest_of_compilation): Conditionize
optimize_sibling_and_tail_recursive_calls by
flag_optimize_sibling_calls.
(main): Set flag_optimize_sibling_calls for -O2.
* stmt.c (expand_return): Conditionize tail recursion by
flag_optimize_sibling_calls.
2000-03-29 Richard Henderson <[email protected]>
* config/i386/att.h (LOCAL_LABEL_PREFIX): Define.
(ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Use it.
2000-03-29 Nathan Sidwell <[email protected]>
* except.c (add_eh_table_entry): Mark type_info's as referenced.
2000-03-29 Alexandre Oliva <[email protected]>
* config/rs6000/aix41.h (CPP_SPEC): Define _ANSI_C_SOURCE if -ansi
is given.
* config/rs6000/aix43.h (CPP_SPEC): Likewise.
* config/rs6000/rs6000.h (CPP_SPEC): Moved to...
* config/rs6000/aix.h: then modified likewise.
2000-03-28 Richard Henderson <[email protected]>
* rtl.h: Redistribute enum reg_note documentation.
Kill trailing whitespace.
* rtl.c (reg_note_name): Adjust to match enum reg_note tweeks.
Kill trailing whitespace.
2000-03-28 Zack Weinberg <[email protected]>
* cppfiles.c (hash_IHASH): Just return i->hash.
(cpp_included): Set dummy.hash using _cpp_calc_hash. Use
htab_find_with_hash.
(cpp_read_file): Likewise.
(find_include_file): Likewise. Properly initialize
ih->nshort. Share ih->name and ih->nshort if possible.
* cpphash.c (_cpp_calc_hash): New function.
(hash_HASHNODE): Just return h->hash.
(_cpp_lookup): Set dummy.hash using _cpp_calc_hash. Use
htab_find_with_hash.
* cpphash.h: Prototype _cpp_calc_hash.
* cppinit.c (initialize_builtins): Provide a valid hash
to _cpp_make_hashnode, using _cpp_calc_hash.
* cpphash.c (collect_expansion): # is not a special character
in object-like macros. In -traditional mode, /**/ is not
token paste at the beginning or end of the line.
* cpplib.c (do_include, do_import, do_include_next): If
parse_include fails, return immediately.
2000-03-28 Jason Merrill <[email protected]>
* config/arm/arm.md (return peepholes): Update to reflect the new
call insn patterns.
* config/arm/arm.c (arm_volatile_func): Also check
current_function_nothrow.
(output_return_instruction, output_func_prologue): Use it.
(arm_output_epilogue, arm_expand_prologue): Likewise.
2000-03-27 Tom Tromey <[email protected]>
* gcc.c (handle_braces): In {x*...} case, break out of loop if
switch is found.
Tue Mar 28 11:55:48 2000 Richard Kenner <[email protected]>
* expr.c (store_constructor): SIZE now signed.
For EXPR_SIZE, don't evaluate size; just needed if constant.
* fold-const.c (fold): Fix a number of cases when folded tree is
wrong type.
* function.c (flush_addressof): Reenable.
* tree.h (flush_addressof): Likewise.
* toplev.c (independent_decode_option): Look at strings_processed.
* config/alpha/alpha.h (MINIMUM_ATOMIC_ALIGNMENT): Cast to unsigned.
Tue Mar 28 08:29:46 2000 Jan Hubicka <[email protected]>
* sibcall.c (identify_call_return_value): Find last call in the chain;
Allow stack adjustment after function call.
* regmove.c (struct csa_memlist): Make mem field rtx *.
(record_one_stack_ref): Accept rtx * instead of rtx as parameter.
(try_apply_stack_adjustment): Replace whole MEM rtx.
(combine_stack_adjustments_for_block): Update calls
to record_one_stack_ref.
2000-03-28 Neil Booth <[email protected]>
* cpplex.c (_cpp_read_and_prescan): Mark end of input buffer with
'\\' rather than a null character, so nulls are not special. Fix
"\\\n" handling in end-of-buffer conditions. Use trigraph map to
speed trigraph conversion.
(_cpp_init_input_buffer): Initialize trigraph map.
2000-03-27 Alan Modra <[email protected]>
* config/i386/i386.c (output_387_binary_op): Correct intel
mode assembly output, and add spaces after commas in AT&T
output. Correct Unixware assembler comment. Document input
constraints. Comment fp operations. Reduce profligate buffer
size. Remove extraneous abort. Localize temp var.
(SYSV386_COMPAT): Define. Add !SYSV386_COMPAT code.
(output_fix_trunc): Add spaces after commas in assembly output.
2000-03-27 Richard Henderson <[email protected]>
* i386-protos.h (ix86_match_ccmode): Declare.
* i386.c (ix86_match_ccmode): New.
(ix86_expand_fp_compare): Update for pattern renames.
(ix86_expand_strlensi_unroll_1): Likewise.
* i386.h (EXTRA_CC_MODES): Add CCZ.
(SELECT_CC_MODE): Use it for EQ/NE zero.
* i386.md (cmpsi_ccz_1): New.
(cmpqi_ccz_1): New.
(*testsi_ccz_1): New.
(testqi_ccz_1): New.
(cmpsi_ccno_1): Rename from cmpsi_0.
(testsi_ccno_1): Rename from testsi_1.
(testqi_ccno_1): Rename from testqi_1.
(*testqi_ext_ccz_0): Rename from testqi_ext_0.
(testqi_ext_ccno_0): Rename from *testqi_ext_1.
(*cmphi_0): Use ix86_match_ccmode.
(*cmpqi_ext_2, *addsi_2, *addhi_2, *addqi_2): Likewise.
(*subsi_2, *subhi_2, *subqi_2, *testhi_1): Likewise.
(*testqi_ext_1, *testqi_ext_2, *testqi_ext_3): Likewise.
(*andsi_2, *andhi_2, *andqi_2, *andqi_ext_0_cc): Likewise.
(*iorsi_2, *iorhi_2, *iorqi_2): Likewise.
(*xorsi_2, *xorhi_2, *xorqi_cc_1): Likewise.
(*one_cmplsi2_2, *one_cmplhi2_2, *one_cmplqi2_2): Likewise.
(*ashlsi3_cmpno, *ashlhi3_cmpno, *ashlqi3_cmpno): Likewise.
(*ashrsi3_cmpno, *ashrhi3_cmpno, *ashrqi3_cmpno): Likewise.
(*lshrsi3_cmpno, *lshrhi3_cmpno, *lshrqi3_cmpno): Likewise.
(appropriate peepholes): Likewise.
(*cmphi_1, *cmpqi_ccno_1, *cmpqi_1): Star out name.
(*subsi_3, *subhi_3, *subqi_3): Remove.
(*negdi2_1+1 splitter): Use CCZ for neg patterns.
(*negsi2_cmp, *neghi2_cmp, *negqi2_cmp): Remove.
(*negsi2_cmpz): Rename from *negsi2_cmpno, use CCZ.
(*neghi2_cmpz, *negqi2_cmpz): Similarly.
(x86_shift_adj_1): Use CCZ.
(*dbra_ge+1, *dbra_ge+2, ffssi2, ffssi_1): Likewise.
2000-03-27 Stan Cox <[email protected]>
* resource.h (mark_resource_type): New.
* resource.c (find_dead_or_set_registers, mark_target_live_regs,
find_free_register): Use mark_resource_type.
(mark_set_resources): Change include_delayed_effects
to mark_resource_type.
* reorg.c (steal_delay_list_from_target, try_merge_delay_insns,
redundant_insn, fill_simple_delay_slots, fill_slots_from_thread):
Use mark_resource_type.
2000-03-27 Richard Henderson <[email protected]>
* i386.md (call_pop_0, call_value_pop_0): New.
(call_pop_1): Remove constraint from unused arg. Support sibcalls.
(call_value_pop_1): Likewise.
(call_0, call_value_0): New.
(call_1, call_value_1): Remove constraint from unused arg.
2000-03-27 Nick Clifton <[email protected]>
* invoke.texi (Spec Files): Document new spec % command created by
Tom Tromey's recent patch.
2000-03-27 Jakub Jelinek <[email protected]>
* libgcc2.h (MIN_UNITS_PER_WORD): Define to UNITS_PER_WORD
if not defined.
Mon Mar 27 06:04:22 2000 Richard Kenner <[email protected]>
* expr.c (expand_assignment): Fix typo in last change.
* libgcc2.h: Use MIN_UNITS_PER_WORD, not UNITS_PER_WORD.
Sun Mar 26 20:15:26 2000 Richard Kenner <[email protected]>
* c-convert.c (convert): Return if output or input type is ERROR_MARK.
* c-decl.c (duplicate_decls): Only look at DECL_BUILT_IN_NONANSI
and DECL_INLINE if FUNCTION_DECL.
(pushdecl, redeclaration_error_message): Likewise, for DECL_INLINE.
(store_parm_decls): Check for type of PARM_DECL being ERROR_MARK.
Use DECL_WEAK, not DECL_RESULT, to flag for already seen.
(combine_parm_decls): Likewise.
* ggc-common.c (gcc_mark_tree_children, case 'd'): Use DECL_RESULT_FLD.
* print-tree.c (print_node): Likewise.
Only test DECL_PACKED, DECL_INLINE, DECL_BIT_FIELD, and
DECL_TRANSPARENT_UNION on proper decl types.
Properly handly DECL_INCOMING_RTL and DECL_SAVED_INSNS.
* stor-layout.c (layout_decl): Only check DECL_PACKED and
DECL_BIT_FIELD of FIELD_DECL.
* tree.h (DECL_RESULT_FLD): New macro.
* expr.c (expand_assignment): Add code to handle variable-sized
BLKmode case.
2000-03-26 Richard Henderson <[email protected]>
* calls.c (expand_call): Pass parms not original exp to
optimize_tail_recursion. Mind return value instead of looking
for a barrier.
* stmt.c (optimize_tail_recursion): Take parameter list, not entire
call_expr. Move checks for call_expr and current_function_decl ...
(expand_return): ... here.
2000-03-26 Tom Tromey <[email protected]>
* gcc.c (handle_braces): Recognize `%{<S}' construct.
(SWITCH_OK, SWITCH_FALSE, SWITCH_IGNORE, SWITCH_LIVE): New
defines.
(process_command): Use them.
(check_live_switch): Likewise.
(give_switch): Skip ignored switches.
2000-03-26 Jan Hubicka <[email protected]>
* jump.c (jump_optimize_1): Fix typo in elide optimizations
for minimal jump pass test.
2000-03-26 Mark Mitchell <[email protected]>
* integrate.c (function_cannot_inline_p): Do inline functions that
return `void'.
Sun Mar 26 11:37:55 2000 Richard Kenner <[email protected]>
* stor-layout.c (layout_type, set_sizetype): early_type_list is
now a list of TREE_LIST entries, not types.
* tree.c (build_common_tree_nodes_2): Eliminate dupliate type sets.
* expmed.c (extract_bit_field): Ensure BITS_PER_WORD is signed in MAX.
* config/arm/pe.c (arm_pe_return_in_memory): Use host_integerp and
int_bit_position.
* config/mips/mips.c (function_arg): Likewise; also remove cast
and make variables unsigned or HOST_WIDE_INT and use tree_low_cst.
(mips_function_value): Use int_byte_position and make HOST_WIDE_INT.
* config/mips/abi64.h (SETUP_INCOMING_VARARGS): Offsets are unsigned.
* config/mips/mips.h (BITS_PER_WORD, UNITS_PER_WORD): Cast to unsigned.
(UNITS_PER_FPREG, INT_TYPE_SIZE, LONG_TYPE_SIZE): Likewise.
(POINTER_SIZE, POINTER_BOUNDARY,PARM_BOUNDARY): Likewise.
(GP_REG_P, FP_REG_P, MD_REG_P, ST_REG_P): Ensure subtraction signed.
(struct mips_arg): arg_number, arg_words, fp_arg_words, and
num_adjusts now unsigned.
(FUNCTION_ARG_BOUNDARY): Remove unneeded cast.
* config/sparc/sparc.c (struct function_arg_record_value_parms):
NREGS now unsigned.
(function_arg_record_value_1): STARTBITPOS arg now HOST_WIDE_INT
as is BITPOS variable; use host_integerp and int_bit_position.
(function_arg_record_value_2): Likewise.
(function_arg_record_value_3): Arg BITPOS now HOST_WIDE_INT.
Variable REGNO now unsigned.
(function_arg_record_value): NREGS now unsigned.
2000-03-26 Bernd Schmidt <[email protected]>
* jump.c (mark_all_labels): Handle CALL_PLACEHOLDERs.
Sat Mar 25 09:12:10 2000 Richard Kenner <[email protected]>
* Rework fields used to describe positions of bitfields and
modify sizes to be unsigned and use HOST_WIDE_INT.
* alias.c (reg_known_value_size): Now unsigned.
* c-typeck.c (build_unary_op, case ADDR_EXPR): Use byte_position.
(really_start_incremental_init): Use bitsize_zero_node.
(push_init_level, pop_init_level, output_init_element): Likewise.
Use bitsize_unit_node and bitsize_one_node.
(output_pending_init_elements, process_init_element): Likewise.
* combine.c (combine_max_regno, reg_sign_bit_copies): Now unsigned.
(make_extraction): Position and length HOST_WIDE_INT and unsigned
HOST_WIDE_INT, respectively.
(get_pos_from_mask): Passed in value is unsigned HOST_WIDE_INT.
(num_sign_bit_copies): Returns unsigned.
BITWIDTH now unsigned; rework arithmetic.
Remove recursive call from arg to MAX.
(combine_instructions, init_reg_last_arrays): NREGS now unsigned.
(setup_incoming_promotions, can_combine_p, try_combine, simplify_set):
REGNO now unsigned.
(set_nonzero_bit_and_sign_copies): NUM now unsigned.
(find_split_point, expand_compound_operation, make_extraction): LEN
now unsigned HOST_WIDE_INT, POS now HOST_WIDE_INT.
(make_field_assignment): Likewise.
(combine_simplify_rtx): Add cast.
(expand_compound_operation): MODEWIDTH now unsigned; rework arithmetic.
(force_to_mode): WIDTH now unsigned; add cast.
(if_then_else_cond): SIZE now unsigned.
(nonzero_bits): MODE_WIDTH, RESULT_WIDTH, and WIDTH now unsigned.
(extended_count): Now returns unsigned.
(simplify_shift_const): COUNT unsigned; arg is now INPUT_COUNT.
Add SIGNED_COUNT variable; MODE_WORDS and FIRST_COUNT now unsigned.
(simplify_comparison): MODE_WIDTH now unsigned.
(update_table_tick): REGNO and ENDREGNO now unsigned; new var R.
(mark_used_regs_combine): Likewise; rework arithmetic.
(record_value_for_reg): REGNO, ENDREGNO, and I now unsigned.
(record_dead_and_set_regs, reg_dead_at_p, distribute_notes): Likewise.
(record_promoted_value): REGNO now unsigned.
(get_last_value_validate): REGNO, ENDREGNO, and J now unsigned.
(get_last_value): REGNO now unsigned.
(use_crosses_set_p): REGNO and ENDREGNO now unsigned.
(reg_dead_regno, reg_dead_endregno): Now unsigned.
(remove_death): Arg REGNO now unsigned.
(move_deaths): REGNO, DEADREGNO, DEADEND, OUREND, and I now unsigned.
(reg_bitfield_target_p): REGNO, REGNO, ENDREGNO, and ENDTREGNO
now unsigned.
* convert.c (convert_to_integer): INPREC and OUTPREC now unsigned.
* cse.c (struct qty_table_elem): FIRST_REG and LAST_REG now unsigned.
(struct cse_reg_info): REGNO now unsigned.
(cached_regno): Now unsigned.
(REGNO_QTY_VALID_P): Add cast.
(make_new_qty, make_regs_eqv, delete_reg_eqiv): Regno args unsigned.
(remove_invalid_regs): Likewise.
(remove_invalid_subreg_refs): Likewise; arg WORD also unsigned
as are variables END and I.
(get_cse_reg_info, insert): Likewise.
(mention_regs, invalidate_for_call): REGNO, ENDREGNO, and I unsigned.
(canon_hash): Likewise.
(insert_regs, lookup_for_remove): REGNO now unsigned.
(invalidate): REGNO, ENDREGNO, TREGNO, and TENDREGNO now unsigned.
New variable RN.
* dbxout.c (dbxout_parms, dbxout_reg_parms): Don't check for REGNO < 0.
* dwarf2out.c (dwarf2ou_frame_debug_expr): Remove cast.
* emit-rtl.c (subreg_realpart_p): Add cast.
(operand_subword): Arg I is now unsigned as is var PARTWORDS.
(operand_subword_force): Arg I is now unsigned.
* except.c (eh_regs): Variable I is now unsigned.
* explow.c (hard_function_value): BYTES is unsigned HOST_WIDE_INT.
* expmed.c (store_fixed_bit_field): Position is HOST_WIDE_INT;
length is unsigned HOST_WIDE_INT; likewise for internal variables.
(store_split_bit_field, extract_fixed_bit_field): Likewise.
(extract_split_bit_field, store_bit_field, extract_bit_field):
Likewise.
* expr.c (store_constructor_fields, store_constructor, store_field):
Positions are HOST_WIDE_INT and lengths are unsigned HOST_WIDE_INT.
(expand_assignment, expand_expr, expand_expr_unaligned): Likewise.
(do_jump): Likewise.
(move_by_pieces, move_by_pieces_ninsns, clear_by_pieces):
MAX_SIZE is now unsigned.
(emit_group_load): BYTEPOS is HOST_WIDE_INT; BYTELEN is unsigned.
(emit_group_store): Likewise.
(emit_move_insn): I now unsigned.
(store_constructor): Use host_integerp, tree_low_cst, and
bitsize_unit_node.
(get_inner_reference): Return bitpos and bitsize as HOST_WIDE_INT.
Rework all calculations to use trees and new fields.
* expr.h (promoted_input_arg): Regno now unsigned.
(store_bit_field, extract_bit_field): Adjust types of pos and size.
(mark_seen_cases): Arg is HOST_WIDE_INT.
* flow.c (verify_wide_reg_1): REGNO now unsigned.
* fold-const.c (decode_field_reference): Size and pos HOST_WIDE_INT;
precisions and alignments are unsigned.
(optimize_bit_field_compare, fold_truthop): Likewise.
(int_const_binop): Adjust threshold for size_int_type_wide call.
(fold_convert): Likewise.
(size_int_type_wide): Make table larger and fix thinko that only
had half of table used.
(all_ones_mask_p, fold): Precisions are unsigned.
* function.c (put_reg_info_stack): REGNO is unsigned.
(instantiate_decl): Size is HOST_WIDE_INT.
(instantiate_virtual_regs): I is unsigned.
(assign_parms): REGNO, REGNOI, and REGNOR are unsigned.
(promoted_input_arg): REGNO is unsigned.
* function.h (struct function): x_max_parm_reg is now unsigned.
* gcse.c (max_gcse_regno): Now unsigned.
(struct null_pointer_info): min_reg and max_reg now unsigned.
(lookup_set, next_set): REGNO arg now unsigned.
(compute_hash_table): REGNO and I now unsigned.
(handle_avail_expr): regnum_for_replacing now unsigned.
(cprop_insn): REGNO now unsigned.
(delete_null_pointer_checks_1): BLOCK_REG now pointer to unsigned.
* ggc-common.c (ggc_mark_tree_children, case FIELD_DECL): New case.
* global.c (set_preference): SRC_REGNO, DEST_REGNO, and I now unsigned.
* hard-reg-set.h (reg_class_size): Now unsigned.
* integrate.c (mark_stores): LAST_REG and I now unsigned; new UREGNO.
* jump.c (mark_modified_reg): I now unsigned; add cast.
(rtx_equal_for_thread_p): Add cast.
* loop.c (max_reg_before_loop): Now unsigned.
(struct_movable): REGNO now unsigned.
(try_copy_prop): REGNO arg unsigned.
(regs_match_p): XN and YN now unsigned.
(consec_sets_invariant_p, maybe_eliminate_biv): REGNO now unsigned.
(strength_reduce): Likewise; NREGS also unsigned.
(first_increment_giv, last_increment_giv unsigned): Now unsigned.
* loop.h (struct iv_class): REGNO now unsigned.
(max_reg_before_loop, first_increment_giv, last_increment_giv):
Now unsigned.
* machmode.h (mode_size, mode_unit_size): Now unsigned.
(mode_for_size, smallest_mode_for_size): Pass size as unsigned.
* optabs.c (expand_binop): I and NWORDS now unsigned.
(expand_unop): I now unsigned.
* print-tree.c (print_node): Don't print DECL_FIELD_BITPOS, but do
print DECL_FIELD_OFFSET and DECL_FIELD_BIT_OFFSET.
* real.c (significand_size): Now returns unsigned.
* real.h (significand_size): Likewise.
* regclass.c (reg_class_size): Now unsigned.
(choose_hard_reg_mode): Both operands now unsigned.
(record_reg_classes): REGNO and NR now unsigned.
(reg_scan): NREGS now unsigned.
(reg_scan_update): old_max_regno now unsigned.
(reg_scan_mark_refs): Arg MIN_REGNO and var REGNO now unsigned.
* reload.c (find_valid_class): BEST_SIZE now unsigned.
(find_dummy_reload): REGNO, NWORDS, and I now unsigned.
(hard_reg_set_here_p): Args BEG_REGNO and END_REGNO now unsigned.
Likewise for variable R.
(refers_to_regno_for_reload_p): Args REGNO and END_REGNO now unsigned,
as are variables INNER_REGNO and INNER_ENDREGNO; add new variable R.
(find_equiv_reg): Add casts.
(regno_clobbered_p): Arg REGNO now unsigned.
* reload.h (struct reload): NREGS now unsigned.
(refers_to_regno_for_reload_p): Regno args are unsigned.
(regno_clobbered_p): Likewise.
* reload1.c (reg_max_ref_width, spill_stack_slot_width): Now unsigned.
(compute_use_by_pseudos): REGNO now unsigned.
(find_reg): I and J now unsigned, new variable K, and change loop
variables accordingly; THIS_NREGS now unsigned.
(alter_reg): INHERENT_SIZE and TOTAL_SIZE now unsigned.
(spill_hard_reg): REGNO arg now unsigned; add casts.
(forget_old_reloads_1): REGNO, NR, and I now unsigned.
(mark_reload_reg_in_use): Arg REGNO and vars NREGS and I now unsigned.
(clear_reload_reg_in_use): Arg REGNO and vars NREGS, START_REGNO,
END_REGNO, CONFLICT_START, and CONFLICT_END now unsigned.
(reload_reg_free_p, reload_reg_reaches_end_p): Arg REGNO now unsigned.
(choose_reload_regs): MAX_GROUP_SIZE now unsigned.
(emit_reload_insns): REGNO now unsigned.
(reload_cse_move2add): Add cast.
(move2add_note_store): REGNO and I now unsigned; new variable ENDREGNO
and rework loop.
* resource.c (mark_referenced_resources, mark_set_resources): New
variable R; REGNO and LAST_REGNO now unsigned.
(mark_target_live_regs): J and REGNO now unsigned.
* rtl.c (mode_size, mode_unit_size): Now unsigned.
* rtl.h (union rtunion_def): New field rtuint.
(XCUINT): New macro.
(ADDRESSOF_REGNO, REGNO, SUBREG_WORD): New XCUINT.
(operand_subword, operand_subword_force): Word number is unsigned.
(choose_hard_reg_mode): Operands are unsigned.
(refers_to-regno_p, dead_or_set_regno_p): Regno arg is unsigned.
(find_regno_note, find_regno_fusage, replace_regs): Likewise.
(regno_use_in, combine_instructions, remove_death): Likewise.
(reg_scan, reg_scan_update): Likewise.
(extended_count): Return is unsigned.
* rtlanal.c (refers_to_regno_p): Args REGNO and ENDREGNO and vars I,
INNER_REGNO, and INNER_ENDREGNO now unsigned; new variable X_REGNO.
(reg_overlap_mentioned_p): REGNO and ENDREGNO now unsigned.
(reg_set_last_first_regno, reg_set_last_last_regno): Now unsigned.
(reg_reg_last_1): FIRS and LAST now unsigned.
(dead_or_set_p): REGNO, LAST_REGNO, and I now unsigned.
(dead_or_set_regno_p): Arg TEST_REGNO and vars REGNO and ENDREGNO
now unsigned.
(find_regno_note, regno_use_in): Arg REGNO now unsigned.
(find_regno_fusage): Likewise; also var REGNOTE now unsigned.
(find_reg_fusage): Variables REGNO, END_REGNO, and I now unsigned.
(replace_regs): Arg NREGS now unsigned.
* sdbout.c (sdbout_parms, sdbout_reg_parms): Don't check REGNO < 0.
* simplify-rtx.c (simplify_unary_operation): WIDTH now unsigned.
(simplify_binary_operation): Likewise.
(cselib_invalidate_regno): Arg REGNO and variables ENDREGNO, I, and
THIS_LAST now unsigned.
(cselib_record_set): Add cast.
* ssa.c (ssa_max_reg_num): Now unsigned.
(rename_block): REGNO now unsigned.
* stmt.c (expand_return): Bit positions unsigned HOST_WIDE_INT;
sizes now unsigned.
(all_cases_count): Just return -1 not -2.
COUNT, MINVAL, and LASTVAL now HOST_WIDE_INT.
Rework tests to use trees whenever possible.
Use host_integerp and tree_low_cst.
(mark_seen_cases): COUNT arg now HOST_WIDE_INT;
Likewise variable NEXT_NODE_OFFSET; XLO now unsigned.
(check_for_full_enumeration_handing): BYTES_NEEDED, I to HOST_WIDE_INT.
* stor-layout.c (mode_for_size): SIZE arg now unsigned.
(smallest_mode_for_size): Likewise.
(layout_decl): Simplify handing of a specified DECL_SIZE_UNIT.
KNOWN_ALIGN is now an alignment, so simplify code.
Don't turn off DECL_BIT_FIELD if field is BLKmode, but not type.
(start_record_layout): Renamed from new_record_layout_info.
Update to new fields.
(debug_rli, normalize_rli, rli_size_unit_so_far, rli_size_so_far):
New functions.
(place_union_field): Renamed from layout_union_field.
Update to use new fields in rli.
(place_field): Renamed from layout_field.
Major rewrite to use new fields in rli; pass alignment to layout_decl.
(finalize_record_size): Rework to use new fields in rli and handle
union.
(compute_record_mode): Rework to simplify and to use new DECL fields.
(finalize_type_size): Make rounding more consistent.
(finish_union_layout): Deleted.
(layout_type, case VOID_TYPE): Don't set TYPE_SIZE_UNIT either.
(layout_type, case RECORD_TYPE): Call new function names.
(initialize_sizetypes): Set TYPE_IS_SIZETYPE.
(set_sizetype): Set TYPE_IS_SIZETYPE earlier.
(get_best_mode): UNIT is now unsigned; remove casts.
* tree.c (bit_position): Compute from new fields.
(byte_position, int_byte_position): New functions.
(print_type_hash_statistics): Cast to remove warning.
(build_range_type): Use host_integerp and tree_low_cst to try to hash.
(build_index_type): Likewise; make subtype of sizetype.
(build_index_2_type): Pass sizetype to build_range_type.
(build_common_tree_nodes): Use size_int and bitsize_int to
initialize nodes; add bitsize_{zero,one,unit}_node.
* tree.h (DECL_FIELD_CONTEXT): Use FIELD_DECL_CHECK.
(DECL_BIT_FIELD_TYPE, DECL_QUALIFIER, DECL_FCONTEXT): Likewise.
(DECL_PACKED, DECL_BIT_FIELD): Likewise.
(DECL_FIELD_BITPOS): Deleted.
(DECL_FIELD_OFFSET, DECL_FIELD_BIT_OFFSET): New fields.
(DECL_RESULT, DECL_SAVED_INSNS): Use FUNCTION_DECL_CHECK.
(DECL_FRAME_SIZE, DECL_FUNCTION_CODE, DECL_NO_STATIC_CHAIN): Likewise.
(DECL_INLINE, DECL_BUILT_IN_NONANSI, DECL_IS_MALLOC): Likewise.
(DECL_BUILT_IN_CLASS, DECL_STATIC_CONSTRUCTOR): Likewise.
(DECL_STATIC_DESTRUCTOR, DECL_NO_CHECK_MEMORY_USAGE): Likewise.
(DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT, DECL_NO_LIMIT_STACK) Likewise.
(DECL_ORIGINAL_TYPE, TYPE_DECL_SUPPRESS_DEBUG): Use TYPE_DECL_CHECK.
(DECL_ARG_TYPE_AS_WRITEN, DECL_ARG_TYPE): Use PARM_DECL_CHECK.
(DECL_INCOMING_RTL, DECL_TRANSPARENT_UNION): Likewise.
(DECL_ALIGN): Adjust to new field in union.
(DECL_OFFSET_ALIGN): New field.
(DECL_ERROR_ISSUED, DECL_TOO_LATE): Use LABEL_DECL_CHECK.
(DECL_IN_TEXT_SECTION): Use VAR_DECL_CHECK.
(union tree_decl): Add struct for both aligns.
(enum tree_index): Add TI_BITSIZE_{ZERO,ONE,UNIT}.
(bitsize_zero_node, bitsize_one_node, bitsize_unit_node): Added.
(struct record_layout_info): Rework fields to have offset
alignment and byte and bit position.
(start_record_layout, place_field): Renamed from old names.
(rli_size_so_far, rli_size_unit_so_far, normalize_rli): New decls.
(byte_position, int_byte_position): Likewise.
(get_inner_reference): Change types of position and length.
* unroll.c (unroll_loop): New variable R; use for some loops.
MAX_LOCAL_REGNUM and MAXREGNUM now unsigned.
(calculate_giv_inc): Arg REGNO now unsigned.
(copy_loop_body): REGNO and SRC_REGNO now unsigned.
* varasm.c (assemble_variable): Clean up handling of size using
host_integerp and tree_low_cst.
(decode_addr_const): Use byte, not bit, position.
(output_constructor): bitpos and offsets are HOST_WIDE_INT;
use tree_low_cst and int_bit_position.
* objc/objc-act.c (build_ivar_list_initializer): Use byte_position.
Fri Mar 24 20:13:49 2000 Jason Eckhardt <[email protected]>
* bb-reorder.c (REORDER_MOVED_BLOCK_END): Removed.
(reorder_block_def): New members eff_head and eff_end.
(REORDER_BLOCK_EFF_HEAD, REORDER_BLOCK_EFF_END): New macros.
(verify_insn_chain): New function.
(skip_insns_between_block): Add code to skip deleted insns.
Check for note before using.
(chain_reorder_blocks): Replace calls to skip_insns_between_block
with references to REORDER_BLOCK_EFF_HEAD and REORDER_BLOCK_EFF_END.
Check for note before using.
(make_reorder_chain): Use INTVAL rather than XINT to get REG_BR_PROB.
(fixup_reorder_chain): Restructure, clean up, defect removal.
(reorder_basic_blocks): Remove last_insn and references to it.
Moved insn chain verification code into a new function (see above).
Delete defective code that sets last insn.
Initialize REORDER_BLOCK_EFF_HEAD and REORDER_BLOCK_EFF_END for
all blocks.
2000-03-25 Michael Hayes <[email protected]>
* config/c4x/c4x.h (CPP_SPEC): Remove erroneous space.
2000-03-24 Richard Henderson <[email protected]>
* tree.c (lang_safe_for_unsave): Remove.
(unsafe_for_reeval): Transmute and rename from safe_for_unsave,
allowing for two levels of unsafeness. Remove lang hook.
* tree.h: Update declarations.
* calls.c (expand_call): Rename safe_for_reeval to try_tail_call.
Create temporary VAR_DECLs to protect very unsafe_for_reeval trees.
Always fail sibcalls when there are pending cleanups.
2000-03-24 Geoff Keating <[email protected]>
* flow.c (propagate_block): When we delete an ADDR_VEC,
also delete the BARRIER following it if there is one.
2000-03-24 Richard Henderson <[email protected]>
* builtins.c (expand_builtin_bzero): Convert `length' argument
to sizetype.
2000-03-24 Jakub Jelinek <[email protected]>
* sibcall.c (skip_copy_to_return_value): Use OUTGOING_REGNO for
comparison if regno's are equal.
* calls.c (initialize_argument_informat): Add ecf_flags argument.
Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL.
(expand_call): Update caller.
Avoid making a sibling call if argument size of the callee is larger
than argument size of the caller.
Call hard_function_value with outgoing set if in sibcall pass.
Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL.
* final.c (permitted_reg_in_leaf_functions, only_leaf_regs_used):
Change LEAF_REGISTERS from an array initializer to actual array
identifier. Move static global variable into the function.
(leaf_function_p): Allow SIBLING_CALL_P calls even outside of
sequences for leaf functions.
* global.c (global_alloc): Likewise.
* tm.texi (LEAF_REGISTERS): Update documentation.
* config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Remove the ugly
TARGET_FLAT leaf disabling hack.
(LEAF_REGISTERS): Changed from an array initializer to actual array
identifier to avoid duplication and remove the above hack.
(FUNCTION_OK_FOR_SIBCALL): Define.
* config/sparc/sparc.md (sibcall): New attr type. Use it almost
always like call attribute.
(eligible_for_sibcall_delay): New attribute.
(sibcall): New delay type.
(sibcall, sibcall_value, sibcall_epilogue): New expands.
(sibcall_symbolic_sp32, sibcall_symbolic_sp64,
sibcall_value_symbolic_sp32, sibcall_value_symbolic_sp64): New insns.
* config/sparc/sparc.c (sparc_leaf_regs): New array.
(eligible_for_sibcall_delay, output_restore_regs, output_sibcall):
New functions.
(output_function_epilogue): Move part of the code into
output_restore_regs.
(ultra_code_from_mask, ultrasparc_sched_reorder): Handle
TYPE_SIBCALL.
* sparc-protos.h (output_sibcall, eligible_for_sibcall_delay): New
prototypes.
* config/sparc/sparc.h (REVERSIBLE_CC_MODE): Revert Jan, 25 change
until infrastructure is finished.
Fri Mar 24 13:49:45 2000 Jeffrey A Law ([email protected])
* integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns here.
(save_parm_insns): Not here.
2000-03-24 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_bzero): New function.
(expand_builtin): Handle bzero.
* builtins.def: Add BUILT_IN_BZERO.
* c-common.c (c_common_nodes_and_builtins): Provide builtin
prototype & function for bzero.
2000-03-23 Michael Meissner <[email protected]>
* config/alpha/alpha.md (TF floating point insns): Undo 2000-03-21
change adding TARGET_FP to the TF floating point insns, except for
trunctfsf2, which generates direct calls to truncdfsf2.
2000-03-23 Geoff Keating <[email protected]>
* config/rs6000/rs6000.h (ARG_POINTER_CFA_OFFSET): New definition,
try to protect against middle-end changes that break binary
compatibility.
(DWARF_FRAME_REGISTERS): New definition, likewise for backend.
2000-03-24 Michael Hayes <[email protected]>
* config/c4x/c4x.md (load_immed_address): Add DP reg clobber.
Thu Mar 23 17:10:48 2000 Richard Kenner <[email protected]>
* calls.c (expand_call): If TARGET is passed by reference and
is readonly, write a CLOBBER.
2000-03-23 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin): Handle bcmp.
* builtins.def: Add BUILT_IN_BCMP.
* c-common.c (c_common_nodes_and_builtins): Provide builtin
prototype & function for bcmp.
Thu Mar 23 11:34:39 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC): Move case 6...
(rtx_needs_barrier, case UNSPEC_VOLATILE): to here.
* config/ia64/ia64.md (pr_restore): Change UNSPEC to UNSPEC_VOLATILE.
Thu Mar 23 16:04:40 2000 Andrew Haley <[email protected]>
* config/mips/mips.md (movdf_internal1a): Delete (set 'f', 'F')
alternative when using -fp64 -gp32.
2000-03-22 Jason Merrill <[email protected]>
* config/rs6000/rs6000.h (DWARF_FRAME_RETURN_COLUMN): Define.
* config/alpha/alpha.h (DWARF_FRAME_RETURN_COLUMN): Define.
* config/sparc/sparc.h (DWARF_FRAME_RETURN_COLUMN): Define.
* frame.h (frame_state): Revert last change.
* frame.c (execute_cfa_insn): Just don't record the save of a CFA reg.
* libgcc2.c (throw_helper): Revert last change.
2000-03-22 Richard Henderson <[email protected]>
* stmt.c (expand_asm_operands): Don't promote the temporary.
2000-03-22 Theodore Papadopoulo <[email protected]>
* builtin.c (get_pointer_alignment): Use DECL_P and TYPE_P macros.
* c-common.c (decl_attributes,check_format_info,truthvalue_conversion,
c_get_alias_set): Likewise.
* c-decl.c (duplicate_decls): Likewise.
* c-typeck.c (default_conversion,build_unary_op): Likewise.
* calls.c (initialize_argument_information): Likewise.
* dwarf2out.c (decl_class_context,add_abstract_origin_attribute):
Likewise.
* dwarfout.c (decl_class_context,output_type): Likewise.
* expr.c (get_inner_reference): Likewise.
* fold-const.c (simple_operand_p,fold): Likewise.
* function.c (aggregate_value_p): Likewise.
* stmt.c (expand_asm_operands): Likewise.
* varasm.c (named_section): Likewise.
2000-03-22 Jason Merrill <[email protected]>
Implement dwarf2 exception handling for the ARM.
* config/arm/arm.h (INCOMING_RETURN_ADDR_RTX): Define.
(DWARF_FRAME_RETURN_COLUMN): Define.
* config/arm/arm.c (emit_multi_reg_push): Return rtx. Attach
REG_FRAME_RELATED_EXPR note.
(emit_sfm): Likewise.
(arm_expand_prologue): Set RTX_FRAME_RELATED_P on everything.
* dwarf2out.c (reg_save): Handle saving a register to itself.
(dwarf2out_frame_debug_expr): Handle an intermediate cfa reg.
* except.c (eh_regs): Don't use the static chain reg if it's
callee-saved.
* frame.h (frame_state): Add cfa_saved field.
* frame.c (execute_cfa_insn): Set it.
* libgcc2.c (throw_helper): Don't adjust sp if it's restored in
the epilogue.
* function.c (ARG_POINTER_CFA_OFFSET): Default to FIRST_PARM_OFFSET.
Now takes a parm.
(instantiate_virtual_regs): Adjust.
* tm.texi: Adjust.
* config/m68k/m68k.h (ARG_POINTER_CFA_OFFSET): Don't define.
* config/ns32k/ns32k.h (ARG_POINTER_CFA_OFFSET): Don't define.
* config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): Take a parm.
* dwarf2out.c (reg_number): Refer to FIRST_PSEUDO_REGISTER.
(initial_return_save): Use DWARF_FRAME_REGNUM, not reg_number.
2000-03-22 Kaveh R. Ghazi <[email protected]>
* builtins.def: New file.
* Makefile.in (TREE_H): Depend on builtins.def.
* builtins.c (built_in_names): Use builtins.def.
* tree.h (built_in_function): Likewise.
2000-03-22 Mark Mitchell <[email protected]>
* tree.c (size_in_bytes): Return size_zero_node, not
integer_zero_node.
2000-03-22 Geoff Keating <[email protected]>
* config/fp-bit.c (pack_d): Correct the case when a denormal
is rounded up and stops being denormal.
2000-03-21 Richard Henderson <[email protected]>
* config/alpha/alpha.c (function_arg): Check for void_type_node
before using MUST_PASS_IN_STACK.
2000-03-21 Stephane Carrez <[email protected]>
* regmove.c (combine_stack_adjustments_for_block): Check that
the stack pointer is a valid memory address.
Wed Mar 22 11:44:50 MET 2000 Jan Hubicka <[email protected]>
* calls.c: re-install Mar 16 emit_library_call merge.
2000-03-21 Jakub Jelinek <[email protected]>
* config/sparc/sparc.c (mem_min_alignment): If not optimizing,
we cannot be sure that if reload_completed base register will
be properly aligned.
2000-03-21 Richard Henderson <[email protected]>
* flow.c (delete_block): Fix typo last change.
2000-03-21 Mark Mitchell <[email protected]>
* c-common.c (c_expand_expr_stmt): Use COMPLETE_TYPE_OR_VOID_P,
not COMPLETE_TYPE_P, to check the type of the expression.
2000-03-21 Michael Meissner <[email protected]>
* config/alpha/alpha.md (floating point insns): Add TARGET_FP to
all floating point insns that just tested the macro
TARGET_HAS_XFLOATING_LIBS.
(movsf/movdf recognizers): Add separate insns if -mno-fp-regs is
used to only use the gprs.
2000-03-21 Nathan Sidwell <[email protected]>
* tree.h (COMPLETE_TYPE_P): New macro.
(COMPLETE_OR_VOID_TYPE_P): New macro.
(COMPLETE_OR_UNBOUND_ARRAY_TYPE_P): New macro.
* stor-layout.c (layout_type, case VOID_TYPE): Don't set TYPE_SIZE.
* c-aux-info.c (gen_type): Use them.
* c-common.c (c_expand_expr_stmt): Likewise.
* c-decl.c (poplevel, pushdecl, start_decl, finish_decl,
grokdeclarator, grokparms, finish_struct, start_function,
store_parm_decls, combine_parm_decls): Likewise.
* c-parse.y (cast_expr): Likewise.
* c-typeck.c (require_complete_type, c_sizeof, c_sizeof_nowarn,
c_size_in_bytes, c_alignof, build_component_ref,
build_indirect_ref, build_array_ref, convert_arguments,
build_binary_op, pointer_diff, build_unary_op, digest_init: Likewise.
* calls.c (initialize_argument_information): Likewise.
* convert.c (convert_to_integer): Likewise.
* dbxout.c (dbxout_typedefs, dbxout_type, dbxout_symbol): Likewise.
* dwarfout.c (location_or_const_value_attribute,
output_enumeration_type_die, output_structure_type_die,
output_union_type_die, output_type): Likewise.
* expr.c (safe_from_p, expand_expr): Likewise.
* function.c (assign_parms): Likewise.
* sdbout.c (sdbout_symbol, sdbout_one_type): Likewise.
* tree.c (build_array_type, build_function_type,
build_method_type, build_offset_type, build_complex_type): Likewise.
* c-parse.c, c-parse.h: Regenerated.
2000-03-21 Michael Hayes <[email protected]>
* config/c4x/rtems.h: Include config/rtems.h.
Tue Mar 21 09:24:00 2000 Denis Chertykov <[email protected]>
* config/avr/avr.c (encode_section_info): sets SYMBOL_REF_FLAG if
decl is a FUNCTION_DECL
Mon Mar 20 19:53:53 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.c (ia64_expand_prologue): Don't abort if leaf
function uses output registers. Don't save RP for leaf functions.
Do save RP even if no epilogue.
* config/ia64/ia64.h (FIXED_REGISTERS): Unmark in/out registers.
(CALL_USED_REGISTERS): Unmark in registers.
(REG_ALLOC_ORDER): Move out regs up, to near the top. Move in regs up,
to near the middle.
2000-03-20 Geoff Keating <[email protected]>
* config/rs6000/rs6000.md (bunordered): New expander.
(bordered): New expander.
(buneq): New expander.
(bunge): New expander.
(bungt): New expander.
(bunle): New expander.
(bunlt): New expander.
(bltgt): New expander.
* config/rs6000/rs6000.c (ccr_bit): Handle unordered comparisons.
(ccr_bit_negated_p): New function.
(print_operand): For %C, generate appropriate cror for UNEQ,
UNLT, UNGT, and LTGT. For %T and %t, use ccr_bit_negated_p.
2000-03-20 Andreas Jaeger <[email protected]>
* sdbout.c (sdbout_one_type): Add braces to avoid "ambigous else"
warning.
* tree.h (safe_for_unsave): Prototype.
2000-03-20 Richard Henderson <[email protected]>
* regmove.c (stack_memref_p): Fix typo, reorg for readability.
(combine_stack_adjustments_for_block): Don't allow sp references
in the side of a set we're not fixing up.
* toplev.c (rest_of_compilation): Run combine_stack_adjustments
after life_analysis.
2000-03-20 Richard Henderson <[email protected]>
* calls.c (expand_call): Don't bother generating tail call
sequences if there are pending cleanups. Use
expand_start_target_temps/expand_end_target_temps to elide
cleanups created during sibcall expansion.
2000-03-20 Geoff Keating <[email protected]>
* configure.in: Set $IFS to a value if it doesn't already have one
in the --enable-checking handling.
* configure: Regenerate.
2000-03-20 Martin v. Löwis <[email protected]>
* c-parse.in (SAVE_WARN_FLAGS): Use size_int.
* c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c:
Regenerated.
Mon Mar 20 11:43:15 MET 2000 Jan Hubicka <[email protected]>
* jump.c (delete_noop_moves): Remove code attempting to
combine stack adjustments.
2000-03-19 Martin v. Löwis <[email protected]>
* emit-rtl.c (push_to_full_sequence, end_full_sequence): New functions.
* except.c (emit_cleanup_handler): Use them.
(expand_end_all_catch): Likewise.
* function.c (fixup_var_refs): Likewise.
(expand_function_end): Clear catch_clauses_last.
* rtl.h (push_to_full_sequence, end_full_sequence): Declare.
* except.h (struct eh_status): New field x_catch_clauses_last.
(catch_clauses_last): New define.
* Makefile.in (tree.o): Depend on HASHTAB_H.
* tree.c: Include hashtab.h.
(struct type_hash): Remove next field.
(TYPE_HASH_SIZE): Remove.
(TYPE_HASH_INITIAL_SIZE): New define.
(type_hash_table): Change type to htab_t.
(type_hash_eq, type_hash_hash, print_type_hash_statistics,
mark_hash_entry): New functions.
(init_obstacks): Allocate type hash.
(type_hash_lookup): Use htab functions.
(type_hash_add, mark_type_hash): Likewise.
(dump_tree_statistics): Call print_type_hash_statistics.
2000-03-19 Kaveh R. Ghazi <[email protected]>
* rs6000/t-aix41: New file.
* configure.in ({rs6000,powerpc}-ibm-aix4.[12]*): Use it.
Sun Mar 19 13:27:30 2000 Hans-Peter Nilsson <[email protected]>
* tm.texi (Driver): Fix typos and tweak entry for
INCLUDE_DEFAULTS.
Move misplaced STRUCT_FORCE_BLK entry ...
(Storage Layout): ... to here.
(Run-time Target): Recommend having TARGET_MASK_... helper macros.
2000-03-19 Richard Henderson <[email protected]>
* flow.c (delete_block): Delete the addr_vec along with the block.
(flow_delete_insn): Decrement LABEL_NUSES when deleting insns that
reference labels.
* fold-const.c (extract_muldiv): Apply type check for defined
overflow to multiply as well as divide.
* stor-layout.c (layout_decl): Don't abort on any zero sized decl.
2000-03-18 Mark Mitchell <[email protected]>
* emit-rtl.c (remove_unnecessary_notes): Check that all
NOTE_INSN_BLOCK_BEG and NOTE_INSN_BLOCK_END notes have an
associated NOTE_BLOCK.
* function.h (identify_blocks): Update comments.
(reorder_blocks): Declare.
* function.c (identify_blocks): Don't take paramters.
(reorder_blocks): Don't take parameters.
* loop.h (find_loop_tree_blocks): Remove.
(unroll_block_trees): Likewise.
* loop.c (loop_optimize): Don't call find_loop_tree_blocks. Use
reorder_blocks instead of unroll_block_trees.h
* sibcall.c (optimize_sibling_and_tail_recursive_calls): Likewise.
* stmt.c (find_loop_tree_blocks): Remove.
(unroll_block_trees): Likewise.
* toplev.c (rest_of_compilation): Don't call find_loop_tree_blocks
in whole-function mode.
* tree.h (reorder_blocks): Remove declaration.
* expr.c: Include intl.h.
* Makefile.in (expr.o): Depend on intl.h.
2000-03-18 Richard Henderson <[email protected]>
* expr.c (emit_move_insn_1): Clarify cannot_inline message.
2000-03-18 Mark Mitchell <[email protected]>
* tree.h (tree_index): Remove enumerals for integer types.
(integer_type_kind): New type.
(integer_types): New variable.
(char_type_node): Adjust.
(signed_char_type_node): Likewise.
(unsigned_char_type_node): Likewise.
(short_integer_type_node): Likewise.
(short_unsigned_type_node): Likewise.
(integer_type_node): Likewise.
(unsigned_type_node): Likewise.
(long_integer_type_node): Likewise.
(long_unsigned_type_node): Likewise.
(long_long_integer_type_node): Likewise.
(long_long_unsigned_type_node): Likewise.
* tree.c (integer_types): New variable.
(init_obstacks): Register it as a root.
Sat Mar 18 14:38:00 2000 Jason Eckhardt <[email protected]>
* bb-reorder.c (reorder_basic_blocks): Update PREV_INSN as well as
NEXT_INSN. Update last insn in chain.
2000-03-17 Jason Merrill <[email protected]>
* dwarf2out.c (dwarf2out_decl): Don't emit anything for types
with TYPE_DECL_SUPPRESS_DEBUG set.
2000-03-18 Richard Henderson <[email protected]>
* flow.c (make_edges): Use INTVAL to access REG_EH_REGION value.
2000-03-18 Richard Henderson <[email protected]>
* i386.c (call_insn_operand): Always allow SYMBOL_REF,
care for HALF_PIC_P.
(expander_call_insn_operand): Remove.
(ix86_expand_epilogue): New arg `emit_return' to control return insn.
* i386.h (PREDICATE_CODES): Update.
* i386.md (all call expanders): Remove predicates, remove special
handling for half-pic.
(*call_1, *call_value_1): Handle SIBLING_CALL_P insns.
(*call_pop_pic2, *call_pic2, *call_value_pop_2, *call_value_2): Remove.
(sibcall_epilogue): New.
2000-03-17 Richard Henderson <[email protected]>
* rtlanal.c (single_set): Reject if the parallel has anything
except SET or USE or CLOBBER.
2000-03-17 Jeff Law <[email protected]>
Richard Henderson <[email protected]>
* Makefile.in (OBJS): Add sibcall.o.
(sibcall.o): New.
* sibcall.c: New file.
* calls.c (FUNCTION_OK_FOR_SIBCALL): Provide default.
(ECF_IS_CONST, ECF_NOTHROW, ECF_SIBCALL): New.
(emit_call_1): Replace `is_const' and `nothrow' with `ecf_flags'.
Emit sibcall patterns when requested. Update all callers.
(expand_call): Generate CALL_PLACEHOLDER insns when tail call
elimination seems feasable.
* final.c (leaf_function_p): Sibling calls don't discount being
a leaf function.
* flow.c (HAVE_sibcall_epilogue): Provide default.
(find_basic_blocks_1): Sibling calls don't throw.
(make_edges): Make edge from sibling call to EXIT.
(propagate_block): Don't remove sibcall_epilogue insns.
* function.c (prologue, epilogue): Turn into varrays. Update all uses.
(sibcall_epilogue): New.
(fixup_var_refs): Scan CALL_PLACEHOLDER sub-sequences.
(identify_blocks_1): Likewise. Break out from ...
(identify_blocks): ... here.
(reorder_blocks_1): Scan CALL_PLACEHOLDER. Break out from ...
(reorder_blocks): ... here.
(init_function_for_compilation): Zap prologue/epilogue as varrays.
(record_insns): Extend a varray instead of mallocing new memory.
(contains): Read a varray not array of ints.
(sibcall_epilogue_contains): New.
(thread_prologue_and_epilogue_insns): Emit and record
sibcall_epilogue patterns.
(init_function_once): Allocate prologue/epilogue varrays.
* genflags.c (gen_insn): Treat sibcall patterns as calls.
* integrate.c (save_parm_insns): Recurse on CALL_PLACEHOLDER patterns.
Broken out from ...
(save_for_inline_nocopy): ... here.
(copy_insn_list): Recurse on CALL_PLACEHOLDER patterns.
Broken out from ...
(expand_inline_function): ... here.
(copy_rtx_and_substitute): Handle NOTE_INSN_DELETED_LABEL.
(subst_constants): Handle 'n' formats.
* jump.c (jump_optimize_minimal): New.
(jump_optimize_1): New arg `minimal'; update callers. Elide most
optimizations if it's set.
* rtl.c (copy_rtx): Do copy jump & call for insns.
* rtl.h (struct rtx_def): Document use of jump and call for insns.
(SIBLING_CALL_P): New.
(sibcall_use_t): New.
* toplev.c (rest_of_compilation): Do init_EXPR_INSN_LIST_cache earlier.
Invoke optimize_sibling_and_tail_recursive_calls.
* tree.c (lang_safe_for_unsave): New.
(safe_for_unsave): New.
* tree.h (lang_safe_for_unsave, safe_for_unsave): Declare.
* alpha.h (FUNCTION_OK_FOR_SIBCALL): New.
* alpha.md (sibcall, sibcall_value, sibcall_epilogue): New.
(*sibcall_osf_1, *sibcall_value_osf_1): New.
2000-03-17 Mark Mitchell <[email protected]>
* objc/objc-act.c (encode_method_prototype): Pass types, not
PARM_DECLs, to int_size_in_bytes.
Fri Mar 17 11:51:34 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.md (mix4right_3op): Swap %1 and %2 in template.
* config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyrights again.
Fri Mar 17 08:09:14 2000 Richard Kenner <[email protected]>
* Clean up usages of TREE_INT_CST_LOW.
* c-parse.in (RESTORE_WARN_FLAGS): Use tree_low_cst.
* c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c:
Regenerated.
* c-tree.h (min_precision): Move declaration to here.
* c-typeck.c (build_binary_op): Use host_integerp and tree_low_cst.
(build_unary_op, add_pending_init): Use bit_position.
(pending_init_member, process_init_element): Likewise.
(really_start_incremental_init, push_init_level, pop_init_level):
Don't make copies of nodes or modify them in place, use consistent
types when tracking positions, and use tree routines computations.
(set_init_index, output_init_element): Likewise.
(output_pending_init_elements, process_init_element): Likewise.
* dbxout.c (dbxout_type_fields): Use bit_position, host_integerp,
tree_low_cst and int_bit_position; also minor cleanup.
(dbxout_type_method_1, dbxout_range_type, dbxout_type): Likewise.
(print_cst_octal): Precision is unsigned.
(dbxout_symbol): Ensure DECL_INITIAL is in-range and use tree_low_cst.
* dwarf2out.c (ceiling): Input and output are unsigned HOST_WIDE_INT.
(simple_type_align_in_bits): Result is unsigned int.
Use tree_int_low_cst and host_integerp.
(simple_type_size_in_bits): Result is unsigned HOST_WIDE_INT.
(field_byte_offset): Result is HOST_WIDE_INT.
Change types of internal variables so alignments are unsigned int,
offsets are HOST_WIDE_INT and sizes are unsigned HOST_WIDE_INT.
Use host_integerp, tree_low_cst, and int_bit_position.
(add_bit_offset_attribute): Likewise.
(add_data_member_location_attribute): Use tree_cst_low.
(add_bound_info): Use host_integerp, integer_zerop, and integer_onep.
(add_bit_size_attribute): Use tree_low_cst.
(add_pure_or_virtual_attribute, gen_enumeration_type_die): Likewise.
* dwarfout.c: Similar changes to dwarf2out.c.
* expr.c (expand_expr, case ARRAY_REF): Remove redundant code.
* genoutput.c (n_occurrences): Return -1 for null string.
(strip_whitespace): Accept null string and make into function.
(scan_operands): Reflect above changes.
* sdbout.c (plain_type_1): Use host_integerp and tree_low_cst.
(sdbout_field_types, sdbout_one_type): Likewise; also use bit_position.
* ssa.c (rename_registers): Add missing cast of arg to bzero.
* tree.c (int_size_in_bytes): Check for too big to represent.
(bit_position, int_bit_position, host_integerp, tree_low_cst): New fns.
* tree.h (host_integerp, tree_low_cst, bit_position, int_bit_position):
New declarations.
(min_precision): Delete from here.
* varasm.c (decode_addr_const): Use host_integerp, bit_position,
and int_bit_position.
* objc/objc-act.c (encode_method_prototype): Sizes are HOST_WIDE_INT.
(encode_method_def): Likewise.
(build_ivar_list_initializer): Use int_bit_position.
(generate_shared_structures): Convert size.
(encode_type, encode_complete_bitfield): Use integer_zerop.
(encode_bitfield): Use tree_low_cst and int_bit_position.
2000-03-17 Michael Hayes <[email protected]>
* config/c4x/c4x.h (CPP_SPEC): Fix typo.
2000-03-17 Martin v. Löwis <[email protected]>
* call.c (special_function_p): It is only malloc if it returns
Pmode.
2000-03-17 Michael Hayes <[email protected]>
* config/c4x/c4x.h (ASM_SPEC, CPP_SPEC, LINK_SPEC): Support C33.
(C33_FLAG, TARGET_C3X): Add macros.
(TARGET_SWITCHES): Add -m33 option.
* config/c4x/c4x.c (c4x_override_options): Test for TARGET_C33.
2000-03-17 Michael Hayes <[email protected]>
* config/c4x/c4x.h (PARALLEL_INSN_FLAG): Add.
(PARALLEL_PACK_FLAG): Delete.
(TARGET_SWITCHES): Update.
(TARGET_PARALLEL): Use PARALLEL_INSN_FLAG.
Thu Mar 16 18:52:32 2000 Richard Kenner <[email protected]>
* fold-const.c (fold): Fix a few cases when the returned result
is not of the same type as the input.
2000-03-16 Nick Clifton <[email protected]>
* config/arm/arm.h (ASM_OUTPUT_MI_THUNK): Fix compile time
warning.
2000-03-16 Kaveh R. Ghazi <[email protected]>
* libgcc2.h: Move prototypes above macros with the same name.
Wrap some function prototypes in the conditional which indicates
whether they are supported, i.e. "BITS_PER_UNIT == 8".
2000-03-16 Richard Henderson <[email protected]>
* calls.c: Revert last two changes.
2000-03-16 Bernd Schmidt <[email protected]>
* fp-bit.c (_unpack_d): If NO_DENORMALS is defined, anything that
has exponent 0 is a zero.
* simplify-rtx.c (hash_rtx, case MEM/REG): Take into account that
HASH may already be nonzero. Add code/mode into hash value
immediately after repeat label.
(cselib_lookup): Don't leave the hash table in an inconsistent
state before a hash lookup operation.
Thu Mar 16 17:03:10 MET 2000 Jan Hubicka <[email protected]>
* i386.md (all HI and QI mode non-move patterns): Conditionize
by TARGET_[HQ]IMODE_MATH.
* i386.h (x86_himode_math, x86_qimode_math, x86_promote_hi_regs,
x86_promote_qi_regs): Declare.
(TARGET_HIMODE_MATH, TARGET_QIMODE_MATH, TARGET_PROMOTE_HI_REGS,
TARGET_PROMOTE_QI_REGS): New macros.
(PROMOTE_MODE): New macro.
* i386.c (x86_himode_math, x86_qimode_math, x86_promote_hi_regs,
x86_promote_qi_regs): New global variables.
Thu Mar 16 16:50:44 MET 2000 Jan Hubicka <[email protected]>
* calls.c (emit_library_call_value_1): Break out from ...; handle
VOIDmode function calls too.
(emit_library_call_value): ... here.
(emit_library_call): Implement by calling emit_library_call_value_1.
Thu Mar 16 16:01:30 MET 2000 Jan Hubicka <[email protected]>
* calls.c (expand_call): Do sanity checking on arg_space_so_far.
Update arg_space_so_far on stack adjustments.
(emit_library_call, emit_library_call_value): Likewise; take into
account arg_space_so_far and pending_stack_adjust when calculcating
the boundary.
Thu Mar 16 09:02:19 2000 Jason Eckhardt <[email protected]>
* flow.c: Move all basic block reordering code into its own file.
(create_basic_block): Externalize.
* bb-reorder.c: New file. Copy all basic block reordering code from
flow.c to this file.
(reorder_basic_blocks): Fix fencepost error in for-loop.
(reorder_basic_blocks): Remove braces from single statement for-loops.
* basic-block.h: Add declaration for create_basic_block.
* Makefile.in: Add rules for bb-reorder.o.
2000-03-16 Neil Booth <[email protected]>
* cppinit.c (handle_option): Implement #unassert directive
as -A- command line option.
(print_help): Update.
* cpptexi.c: Update.
Thu Mar 16 02:14:16 2000 Hans-Peter Nilsson <[email protected]>
* md.texi (Standard Names): Document `jump'.
2000-03-15 Jason Merrill <[email protected]>
* calls.c (emit_call_1): Nothrow functions can still have nonlocal
gotos.
2000-03-15 Geoff Keating <[email protected]>
Merge changes from newppc-branch onto trunk.
2000-03-15 Geoff Keating <[email protected]>
* rs6000.c (toc_hash_table): Update for new hash table functions.
(toc_hash_function): Likewise.
(toc_hash_eq): Likewise.
(toc_hash_mark_entry): Likewise.
(toc_hash_mark_table): Likewise.
(output_toc): Likewise.
(rs6000_add_gc_roots): Likewise.
2000-03-15 Alexandre Oliva <[email protected]>
* t-aix43 (AR_FOR_TARGET): Deleted. Moved `-X32_64'...
(AR_FLAGS_FOR_TARGET): here. New macro.
2000-03-05 Clinton Popetz <[email protected]>
* config/rs6000/rs6000.c (rs6000_fpmem_offset, rs6000_fpmem_size,
fpmem_operand) Delete.
(xer_operand) New.
(rs6000_reg_names, alt_reg_names): Change fpmem to xer.
(machine_function): Remove fpmem_size, fpmem_offset, save_toc_p.
(rs6000_save_machine_status, rs6000_restore_machine_status,
rs6000_init_expanders, rs6000_stack_info, debug_stack_info): Remove
references to above variables.
(gpc_reg_operand): Use XER_REGNO_P instead of FPMEM_REGNO_P.
* config/rs6000/rs6000.h (REG_ALLOC_ORDER, REGISTER_NAMES,
DEBUG_REGISTER_NAMES): Chagne fpmem to xer.
(FPMEM_REGNO_P, FPMEM_REGNUM): Delete.
(XER_REGNO_P, XER_REGNO): New.
(rs6000_stack): Remove fpmem_p, fpmem_offset, fpmem_size.
(PREDICATE_CODES): Change fpmem_operand to xer_operand.
(HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Change FPMEM_REGNO_P to
XER_REGNO_P.
(reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS,
REG_CLASS_FROM_LETTER, CLASS_MAX_NREGS): Change FPMEM_REGS to XER_REGS, and remove FLOAT_OR_FPMEM_REGS.
(CLASS_CANNOT_CHANGE_SIZE): Change to FLOAT_REGS.
2000-02-29 Franz Sirl <[email protected]>
* aix.h (FP_SAVE_INLINE, ASM_OUTPUT_INTERNAL_LABEL_PREFIX,
TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Move here...
* rs6000.h: from here.
* rs6000-protos.h (rs6000_select_section): Provide prototype.
(rs6000_select_rtx_section): Likewise.
(rs6000_encode_section_info): Likewise.
(sdata_section): Likewise.
(sdata2_section): Likewise.
(sbss_section): Likewise.
* sysv4.h (rs6000_select_section): Delete prototype.
(rs6000_select_rtx_section): Likewise.
(rs6000_encode_section_info): Likewise.
(sdata_section): Likewise.
(sdata2_section): Likewise.
(sbss_section): Likewise.
(REG_SAVE_AREA): Delete definition duplicated in rs6000.h.
* sysv4.h: Delete various unnecessary #undef's and put a comment
on the remaining ones.
Change various comments according to coding standard.
2000-02-29 Clinton Popetz <[email protected]>
* config/rs6000/rs6000.h (MQ_REGNO, CR0_REGNO, CR1_REGNO, CR2_REGNO,
CR3_REGNO, CR4_REGNO, MAX_CR_REGNO): Define.
(CR0_REGNO_P) Remove.
* config/rs6000/rs6000.c (gpc_reg_operand, and64_operand, and_operand,
setup_incoming_varargs, mtcrf_operation, print_operand,
rs6000_stack_info, rs6000_emit_prologue, rs6000_emit_epilogue):
Use the above macros.
2000-02-24 Clinton Popetz <[email protected]>
* config/rs6000/rs6000.md: Added a new alternative for each
pattern that had a 'x' alternative but no 'y' alternative.
Added a new split for each of the above patterns.
2000-02-18 Geoff Keating <[email protected]>
* aix41.h (ASM_CPU_SPEC): Delete.
(CPP_CPU_SPEC): Delete.
* aix.h (RS6000_OUTPUT_BASENAME): Define.
(ASM_OUTPUT_LABEL): Define.
(ASM_GLOBALIZE_LABEL): Define.
(STRIP_NAME_ENCODING): Define.
* rs6000.h (RS6000_OUTPUT_BASENAME): Don't define.
(STRIP_NAME_ENCODING): Don't define.
(ASM_OUTPUT_LABEL): Don't define.
(ASM_GLOBALIZE_LABEL): Don't define.
* sysv4.h (ASM_DECLARE_FUNCTION_NAME): Use assemble_name to output
names, and ASM_OUTPUT_LABEL to output labels, rather than
asm_fprintf.
(ASM_OUTPUT_LABEL): Define.
(ASM_OUTPUT_INT): Use assemble_name.
(ASM_OUTPUT_DWARF_ADDR): Use assemble_name.
(STRIP_NAME_ENCODING): Don't undefine first.
(RS6000_OUTPUT_BASENAME): Make equivalent to assemble_name for
ELF.
(ASM_OUTPUT_LABELREF): Don't prepend underscores to labels
specified with 'asm' even with -fleading-underscore.
* rs6000.c (print_operand): Use assemble_name when !TARGET_AIX.
(output_epilog): Likewise.
(output_toc): Likewise.
* tramp.asm: Handle -fleading-underscore correctly.
* rs6000.md (builtin_setjmp_receiver): Also run for -fPIC and
-mminimal-toc.
(nonlocal_goto_receiver): Delete.
* rs6000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Delete.
* rs6000.h (ASM_OUTPUT_DEF): Don't define.
(SET_ASM_OP): Define.
* sysv4.h (ASM_OUTPUT_DEF): Don't undefine.
* rs6000.h (ASM_OUTPUT_ADDR_VEC_ELT): Don't define.
(ASM_LONG): Define.
* rs6000.c (rs6000_dll_import_ref): Delete, not used.
* rs6000-protos.h (rs6000_dll_import_ref): Delete.
* rs6000.h: Add 'u' to more constants.
2000-02-18 David Edelsohn <[email protected]>
* rs6000.md (mfcr+shift): Delete PowerPC64 version.
2000-02-15 David Edelsohn <[email protected]>
* rs6000.c (reg_or_u_cint_operand): New function.
(logical_operand): Handle 64-bit hosts.
(logical_u_operand): New function.
(non_logical_cint_operand): Handle 64-bit hosts.
(non_logical_u_cint_operand): New function.
* rs6000.h (DATA_SECTION_ASM_OP): Add tab.
(PREDICATE_CODES): Define new functions.
* rs6000-protos.h: Declare new functions.
* rs6000.md (iordi3, xordi3): Constant int must be unsigned 32-bits.
(movdi_64): Bracket code intended for 64-bit hosts. Create
CONST_DOUBLE for 32-bit values.
(scc insns): Generate DImode compares.
(mfcr insns): Create DImode versions.
(sge matchers): New patterns.
2000-02-15 Gabriel Paubert <[email protected]>
* rs6000.md: Correct instructions length attributes and
constraints on unsigned compare instructions.
(*ne0): Disable for PowerPC64.
2000-02-11 Geoff Keating <[email protected]>
* rs6000.c (output_function_profiler): Use .long for a 32-bit
quantity, fix profile1.C test failure under -fPIC.
* rs6000.c: Add 'u' to many constants to suppress warnings.
(constant_pool_expr_1): Make static.
(rs6000_emit_eh_toc_restore): Remove unused 'r2'.
* rs6000.h: Add 'u' to many constants to suppress warnings.
* rs6000.c (rs6000_emit_load_toc_table): Use LCTOC..1 under AIX
for the start of the TOC, instead of LCTOC..0.
* aix.h (toc_section): Use LCTOC..1 under AIX for the start
of the TOC.
* rs6000.md (load_toc_aix_si): Use LCTOC..1.
(load_toc_aix_di): Use LCTOC..1.
* rs6000.h (LEGITIMIZE_ADDRESS): Turn into a function.
* rs6000.c (rs6000_legitimize_address): New function from
LEGITIMIZE_ADDRESS. Only use create_TOC_reference on
symbols in the constant pool that really are TOC references.
(print_operand_address): For ELF, write TOC offsets under
-fPIC as subtractions in the insn.
(output_toc): For ELF, define symbols in TOC as normal labels,
to match RTL.
(create_TOC_reference): Use gen_rtx_PLUS rather than gen_rtx.
* rs6000-protos.h (rs6000_legitimize_address): Prototype.
(create_TOC_reference): Prototype only when RTX_CODE is defined.
* rs6000.md (movsi): Only use create_TOC_reference on
symbols in the constant pool that really are TOC references.
* rs6000.h (MACHINE_DEPENDENT_REORG): Don't define.
* rs6000.c (rs6000_reorg): Delete.
* rs6000-protos.h (rs6000_reorg): Delete.
2000-02-09 Geoff Keating <[email protected]>
* rs6000.h (INCOMING_RETURN_ADDR_RTX): New macro.
* aix.h (SETUP_FRAME_ADDRESSES): Define.
* rs6000.c [TARGET_AIX] (insn_after_throw): New static variable.
[TARGET_AIX] (rs6000_aix_emit_builtin_unwind_init): New function.
[TARGET_AIX] (rs6000_emit_eh_toc_restore): New function.
* rs6000-protos.h: Prototype rs6000_emit_eh_toc_restore,
rs6000_aix_emit_builtin_unwind_init.
* rs6000.md (eh_epilogue) [TARGET_AIX]: Call
rs6000_emit_eh_toc_restore on AIX.
(return_eh_si): Use r2.
(return_eh_di): Use r2.
* aix43.h: Turn on HAS_INIT_SECTION and LD_INIT_SWITCH,
since we're breaking binary compatibility anyway.
2000-02-09 Clinton Popetz <[email protected]>
* config/rs6000/rs6000-protos.h: (get_TOC_alias_set, uses_TOC,
constant_pool_expr_p): Declare them.
(constant_pool_expr_p): Declare it.
* config/rs6000/rs6000.c (toc_label_name): Define.
(rs6000_override_options): Set toc_label_name.
(input_operand): Allow any TOC_RELATIVE_EXPR_P.
(get_TOC_alias_set, constant_pool_expr_p, constant_pool_expr_1,
uses_TOC): New functions.
(print_operand): Delete old '*' case.
(print_operand_address): Use LEGITIMATE_CONSTANT_POOL_ADDRESS_P,
and strip off rtl for TOC before calling output_addr_const.
(rs6000_emit_load_toc_table): Use toc_label_name.
* config/rs6000/rs6000.h (TARGET_SWITCHES): Make msched-prolog
the default.
(LEGITIMATE_CONSTANT_POOL_BASE_P): Delete.
(CONSTANT_POOL_EXPR_P, TOC_RELATIVE_EXPR_P): New macros.
(LEGITIMATE_CONSTANT_POOL_ADDRESS_P): Use CONSTANT_POOL_EXPR_P.
(LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Turn symbol_refs
into explicit TOC_REGISTER offsets.
(TOC_REGISTER): New macro.
* config/rs6000/rs6000.md (movsi, movdi): Emit rtl under
TARGET_TOC to reference TOC_REGISTER.
(load_toc_v4_PIC_1b): Add 4 to offset for toc reload.
* config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Call
uses_TOC before emitting label references.
2000-02-05 Geoff Keating <[email protected]>
* rs6000.md (stack_tie): Fix warning.
* eabi-ctors.c: Use 'asm' names for the start/end variables,
to handle -fleading-underscore.
* sysv4.h (ASM_DECLARE_FUNCTION_NAME): Use asm_fprintf and %U.
(USER_LABEL_PREFIX): New macro.
(ASM_OUTPUT_INTERNAL_LABEL_PREFIX): Use asm_fprintf and %L.
(ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
* t-ppccomm (MULTILIB_MATCHES_SYSV): Note that call-sysv and
call-linux can use the same multilibs.
* t-ppcgas (MULTILIB_OPTIONS): Don't need to have separate call-sysv
and call-linux multilibs. Do multilib with -fleading-underscore.
(MULTILIB_DIRNAMES): Follow MULTILIB_OPTIONS change.
(MULTILIB_EXCEPTIONS): Remove call-linux exceptions. Add restrictions
to call-aix.
* sysv4.h (CPP_SYSV_SPEC): Define _SOFT_FLOAT for all those CPUs that
have MASK_SOFT_FLOAT set.
(CPP_FLOAT_DEFAULT_SPEC): New macro.
(SUBTARGET_EXTRA_SPECS): Set `cpp_float_default' to the value of
CPP_FLOAT_DEFAULT_SPEC.
* rs6000.c (ccr_bit): Add some consistency checks and a variable 'reg'.
* rs6000.md: Whitespace change.
* sysv4.h (LINK_TARGET_SPEC): Whitespace change.
* sysv4le.h (LINK_TARGET_SPEC): Whitespace change.
2000-02-05 Geoff Keating <[email protected]>
* rs6000.md (eh_epilogue): New expander.
(eh_reg_restore): New expand/split/insn combination.
(return_eh_si): New insn.
(return_eh_di): New insn.
* eabi-ci.asm: Put a label at the start of the .eh_frame section.
* eabi-cn.asm: Put a zero at the end of the .eh_frame section.
* eabi-ctors.c (__do_global_ctors): Register this object's
frame. Clean up. Call atexit() after the constructors.
(__do_global_dtors): Deregister this object's frame. Clean up.
Allow for recursive calls to exit().
* rs6000.c (fixuplabelno): New variable.
* sysv4.h (ASM_OUTPUT_INT): Don't do .fixup if not
TARGET_RELOCATABLE, it slows down exec() under linux.
(ASM_OUTPUT_DWARF_ADDR): Do .fixup if TARGET_RELOCATABLE.
* aix.h (ASM_OUTPUT_DWARF_ADDR_VAR): New macro.
(ASM_OUTPUT_DWARF_DELTA_VAR): New macro.
(ASM_OUTPUT_DWARF_DELTA2): New macro.
(ASM_OUTPUT_DWARF_DELTA4): New macro.
(ASM_OUTPUT_DWARF_ADDR_DELTA): New macro.
(ASM_OUTPUT_DWARF_ADDR): New macro.
(ASM_OUTPUT_DWARF_DATA4): New macro.
(ASM_OUTPUT_DWARF_DATA2): New macro.
(ASM_OUTPUT_DWARF_OFFSET4): New macro.
(ASM_OUTPUT_DWARF_OFFSET): New macro.
(UNALIGNED_INT_ASM_OP): New macro, fake definition.
2000-02-03 Geoff Keating <[email protected]>
* rs6000.c (rs6000_sr_alias_set): New variable.
(rs6000_override_options): Initialize rs6000_sr_alias_set.
(rs6000_emit_stack_tie): New function.
(rs6000_emit_allocate_stack): Specify RTX_FRAME_RELATED_P
in a way that dwarf2out can understand.
(rs6000_frame_related): New function.
(rs6000_emit_prologue): Use rs6000_sr_alias_set. Specify
RTX_FRAME_RELATED_P in a way that dwarf2out can understand.
Use rs6000_emit_stack_tie when needed.
(rs6000_emit_epilogue): Use rs6000_sr_alias_set. Don't set
RTX_FRAME_RELATED_P. Use rs6000_emit_stack_tie when needed.
* rs6000.md (stack_tie): New insn.
(return_internal_si): Allow return value to be in the count
register.
(return_internal_di): Likewise.
* rs6000.c (output_mi_thunk): Remove unused variable `sp'.
2000-02-03 Geoff Keating <[email protected]>
* sysv4.h (LOCAL_LABEL_PREFIX): Define, for the use of dbxelf.h.
2000-01-31 Geoff Keating <[email protected]>
* rs6000.h (ASM_OUTPUT_DEF_FROM_DECLS): New macro.
* rs6000.md (stmw): Use the right POWER opcode.
(lmw): Likewise.
2000-01-31 Kaveh R. Ghazi <[email protected]>
* rs6000-protos.h: New file.
* rs6000.c: Include tm_p.h. Fix compile time warnings.
* rs6000.h: Move prototypes to rs6000-protos.h. Fix compile time
warnings.
* sysv4.h: Likewise.
2000-01-28 Geoff Keating <[email protected]>
* ../../configure.in: Delete powerpcle-*-winnt*
and powerpcle-*-pe|powerpcle-*-cygwin*.
* ../../configure: Regenerated.
* cygwin.h: Delete.
* rs6000.h (OBJECT_WINDOWS_NT): Delete.
(TARGET_WINDOWS_NT): Delete.
(ABI_NT): Delete.
(CALL_NT_DLLIMPORT): Delete.
Delete NT-specific code.
* rs6000.md, rs6000.c, sysv4.h: Delete NT-specific code.
* win-nt.h: Delete.
* t-winnt: Delete.
* nt-ci.asm: Delete.
* nt-cn.asm: Delete.
* ntstack.asm: Delete.
2000-01-27 Franz Sirl <[email protected]>
* rs6000.h (SELECT_RTX_SECTION): Move to aix.h.
(ASM_FILE_START): Likewise.
(ASM_DECLARE_FUNCTION_NAME): Likewise.
(ASM_OUTPUT_LABELREF): Likewise.
(ASM_OUTPUT_SKIP): Likewise.
(ASM_OUTPUT_INTERNAL_LABEL): Likewise.
(ASM_GENERATE_INTERNAL_LABEL): Likewise.
(ASM_OUTPUT_CASE_LABEL): Likewise.
(ASM_OUTPUT_ALIGNED_COMMON): Likewise.
(ASM_OUTPUT_ASCII): Likewise.
2000-01-27 Clinton Popetz <[email protected]>
* rs6000.c (rs6000_emit_load_toc_table): Use "LCG" and
reload_toc_labelno for non-prologue TOC reloads. Also, don't
increment rs6000_pic_labelno here.
(rs6000_emit_prologue): Pass TRUE to rs6000_emit_load_toc_table,
and increment rs6000_pic_labelno here.
2000-01-24 Geoffrey Keating <[email protected]>
* rs6000.md (fctiwz): Use (set (reg) (unspec:DI [(fix:SI ...)]))
rather than (set (subreg:SI (reg)) (fix:SI ...)) so that register
allocation knows (reg) is dead before the insn.
2000-01-21 Geoff Keating <[email protected]>
* rs6000.md (movsi_to_cr): Correct typo in output template.
2000-01-19 Geoffrey Keating <[email protected]>
* rs6000.c (rs6000_pic_labelno): Always define.
(rs6000_pic_func_labelno): Delete.
(lmw_operation): Check for a zero base register,
which doesn't mean what we want.
(stmw_operation): New function.
(print_operand): Define new 'l' modifier.
(rs6000_stack_info): We must save all 64 bits of the registers
if TARGET_POWERPC64.
(rs6000_output_load_toc_table): Delete.
(rs6000_emit_load_toc_table): New function.
(rs6000_allocate_stack_space): Delete.
(rs6000_emit_allocate_stack): New function.
(rs6000_emit_prologue): New function.
(output_prolog): Use rs6000_emit_prologue.
(rs6000_emit_epilogue): Change a few variable names to be
more accurate. Restore all 64 bits of the registers if
TARGET_POWERPC64. Only restore the FP registers which were used
if they are being saved/restored one-at-a-time.
(output_mi_thunk): Delete inefficient code generation.
(output_function_profiler): Don't use rs6000_output_load_toc_table.
* rs6000.h: Declare rs6000_emit_load_toc_table,
rs6000_allocate_stack_space, stmw_operation. Don't declare
rs6000_output_load_toc_table.
* rs6000.md (elf_high): Allow register 0, but discourage it
heavily.
(elf_low): Support loading into register 0.
(load_toc_aix_si): New pattern.
(load_toc_aix_di): New pattern.
(load_toc_v4_pic_si): New pattern.
(load_toc_v4_pic_di): New pattern.
(load_toc_v4_PIC_1): New pattern.
(load_toc_v4_PIC_1b): New pattern.
(load_toc_v4_PIC_2): New pattern.
(builtin_setjmp_receiver): Use rs6000_emit_load_toc_table.
(nonlocal_goto_receiver): Use rs6000_emit_load_toc_table.
(prologue): New expander.
(movesi_from_cr): New pattern.
(stmw): New pattern.
(save_fpregs_si): New pattern.
(save_fpregs_di): New pattern.
2000-01-19 Geoff Keating <[email protected]>
* rs6000.md (movsi): Don't use force_reg when no_new_pseudos.
(movdi): Likewise.
(movhi): Likewise.
(movqi): Likewise.
2000-01-19 Geoff Keating <[email protected]>
* rs6000.md (movsi_got): 'unspec 8' returns a SImode result,
at present.
(movsi_got_internal): Likewise.
(movsi_got_internal+1): Likewise.
(set_sp): 'unspec 7' does a SImode clobber.
2000-01-19 Geoff Keating <[email protected]>
* rs6000.md (floatsidf2): Don't use the fpmem "register", just
allocate a stack temporary.
(floatsidf2_internal): Likewise.
(floatsidf2_internal+1): Likewise. Don't do bizzare hacks
with unspec.
(floatunssidf2): Don't use the fpmem "register", just
allocate a stack temporary.
(floatunssidf2_internal): Likewise.
(floatunssidf2_internal+1): Likewise. Don't do bizzare hacks
with unspec.
(floatsidf2_loadaddr): Delete.
(floatsidf2_store1): Delete.
(floatsidf2_store2): Delete.
(floatsidf2_load): Delete.
(fix_truncdfsi2): Don't use the fpmem "register", just
allocate a stack temporary.
(fix_truncdfsi2_internal_si): Delete.
(fix_truncdfsi2_internal_di): Delete.
(fix_truncdfsi2_internal): New insn.
(fix_truncdfsi2_internal+1): Don't use the fpmem "register".
(fix_truncdfsi2_store): Delete.
(fix_truncdfsi2_load): Delete.
(fctiwz): Produce gen_fctiwz.
2000-01-19 Geoffrey Keating <[email protected]>
* eabi.h (INVOKE__main): Define.
* rs6000.c (rs6000_stack_info): Don't handle call to NAME__MAIN
specially.
(rs6000_emit_prologue): Likewise.
* rs6000.h (struct rs6000_stack): Don't keep track of whether
this is the main program.
2000-01-19 Geoff Keating <[email protected]>
* rs6000.c (rs6000_va_arg): Delete some unused variables.
2000-01-19 Geoff Keating <[email protected]>
* rs6000.c (rs6000_va_arg): On AIX, padding for small arguments
goes after the argument.
2000-01-12 Geoff Keating <[email protected]>
* rs6000.md: Document 'unspec' values used.
(epilogue): New expander.
(movesi_to_cr_one): New expander.
(movesi_to_cr and following): New pattern.
(lmw): New pattern.
(return_internal_si): New pattern.
(return_internal_di): New pattern.
(return_and_restore_fpregs_si): New pattern.
(return_and_restore_fpregs_di): New pattern.
* rs6000.h: Declare new functions.
* rs6000.c (rs6000_stack_info): Use current_function_is_leaf
rather than rs6000_calls_p.
(rs6000_makes_calls): Delete.
(lmw_operation): New function.
(mtcrf_operation): New function.
(rs6000_emit_epilogue): New function.
(output_epilog): Call rs6000_emit_epilogue and final if
!TARGET_SCHED_PROLOG, instead of writing text unconditionally.
2000-01-12 Geoff Keating <[email protected]>
* aix43.h (SUBSUBTARGET_SWITCHES): Document switches.
* aix41.h (SUBSUBTARGET_SWITCHES): Document switches.
* aix.h (SUBTARGET_SWITCHES): Document switches.
* rs6000.h: (TARGET_SWITCHES): Don't print options twice. Make
sched-prolog and sched-epilog the same. Document all the
switches.
(TARGET_OPTIONS): No longer allow -mdebug-.
2000-01-12 Geoff Keating <[email protected]>
* rs6000.h (ASM_FILE_END): Move to aix.h.
(EXTRA_SECTIONS): Move to aix.h.
(READONLY_DATA_SECTION): Move to aix.h.
(EXTRA_SECTION_FUNCTIONS): Move to aix.h.
(SELECT_SECTION): Move to aix.h.
(JUMP_TABLES_IN_TEXT_SECTION): Move to aix.h.
(INT_REGNO_P): Use symbolic name for ARG_POINTER_REGNUM.
(LINK_REGISTER_REGNUM): New definition.
(RETURN_ADDR_RTX): Use symbolic name for LINK_REGISTER_REGNUM.
(SLOW_UNALIGNED_ACCESS): Define in a way suitable for both
AIX and SVR4.
* sysv4.h: Delete the code between the inclusion of rs6000.h
and svr4.h.
(DWARF_DEBUGGING_INFO): Don't define, it's defined in elfos.h.
(FP_ARG_MAX_REG): Move generic definition to rs6000.h.
(RS6000_REG_SAVE): Move generic definition to rs6000.h.
(RS6000_SAVE_AREA): Move generic definition to rs6000.h.
* rs6000.md (floatsidf2_loadaddr): The first arg here is Pmode.
(fix_truncdfsi2_internal): Rename to fix_truncdfsi2_internal_si.
(fix_truncdfsi2_internal_di): New pattern.
(fix_truncdfsi2_store): The second arg here is Pmode too.
(fix_truncdfsi2_load): The second arg here is Pmode too.
(tablejumpdi): Now that switch tables hold only SImode values,
gcc needs to know how to add them to the pc which is DImode.
* rs6000.c (rs6000_stack_info): Use symbolic name for
LINK_REGISTER_REGNUM.
(output_mi_thunk) [!TARGET_ELF]: Don't define sp, it's not used.
(output_toc): Delete unused variables s1 and s2.
(output_ascii): Use fputs not fprintf on a variable string.
2000-01-07 David Edelsohn <[email protected]>
* rs6000.c (processor_target_table): Add power3 as alias for 630.
* aix43.h: Revert Aug 2 change.
(HAS_INIT_SECTION): Define, not visible yet.
(LD_INIT_SWITCH): Define, not visible yet.
* t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
2000-01-04 Joel Sherrill ([email protected]>
* config/rs6000/rtems.h: Include config/rtems.h.
2000-01-04 David Edelsohn <[email protected]>
* rs6000.h (HANDLE_PRAGMA_PACK): Define.
(SLOW_UNALIGNED_ACCESS): Define.
(CASE_VECTOR_MODE): Always use 32-bit offsets.
(ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
(EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
(toc_section): Likewise and .toc pseudo-op.
(ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
64-bit mode.
(TEXT_SECTION_ASM_OP): Likewise.
(ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
32-bit offsets.
1999-12-17 Jakub Jelinek <[email protected]>
* config/rs6000/rs6000.h (TARGET_POWERPC64): Make sure
UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
compiling libgcc2.
2000-01-06 Franz Sirl <[email protected]>
* rs6000.h: Move more stuff from here...
* aix.h: to here.
* sysv4.h: Cleanup accordingly.
* netware.h: Likewise
2000-01-05 Franz Sirl <[email protected]>
* rs6000.h: Continue cleanup.
* aix.h: Likewise.
* lynx.h: Likewise.
* netware.h: Likewise.
* sol2.h: Likewise.
* sysv4.h: Likewise.
* win-nt.h: Likewise.
* rs6000.h (TARGET_SWITCHES): Add descriptions.
(TARGET_OPTIONS): Likewise.
* sysv4.h (SUBTARGET_SWITCHES): Add descriptions.
(SUBTARGET_OPTIONS): Likewise.
* rs6000.md: Fix compile time warnings.
2000-01-04 Geoff Keating <[email protected]>
vxworks patches from the Cygnus tree originally by
Michael Meissner <[email protected]> and Vladimir Makarov
<[email protected]>.
* sysv4.h (SUBTARGET_SWITCHES): Add vxworks.
(ENDFILE_SPEC): Likewise.
(LIB_VXWORKS_SPEC): New macro.
(STARTFILE_VXWORKS_SPEC): New macro.
(ENDFILE_VXWORKS_SPEC): New macro.
(LINK_START_VXWORKS_SPEC): New macro.
(LINK_OS_VXWORKS_SPEC): New macro.
(CPP_OS_VXWORKS_SPEC): New macro.
(SUBTARGET_EXTRA_SPECS): Add all the vxworks specs.
* vxppc.h: Rewrite to use proper configuration method.
* vxppcle.h: New file.
* ../../configure.in: Add powerpcle-wrs-vxworks*.
* ../../configure: Rebuilt.
2000-01-04 Geoff Keating <[email protected]>
Lots of changes to rs6000.h, sysv4.h, aix.h,
aix31.h, aix3newas.h, aix41.h, aix43.h, beos.h,
with the aim that rs6000.h is the first header
included and the others override it.
* aix.h: New file.
* x-aix41-gld: Remove.
* x-aix43: Remove.
* x-aix41: Remove target-specific switches, and don't specify
-Wl,-bbigtoc as we don't need it any more.
* ../../configure.in: Use x-aix41 for ppc AIX 4.1 and above.
Use t-aix43 for AIX 4.3 and above.
* ../../configure: Regenerated.
* rs6000.h (TARGET_SWITCHES): Add some initial prolog-scheduling
options, that don't do anything yet.
(MASK_SCHED_PROLOG): New macro.
(MASK_SCHED_EPILOG): New macro.
(TARGET_SCHED_PROLOG): New macro.
(TARGET_SCHED_EPILOG): New macro.
2000-01-04 Geoff Keating <[email protected]>
* rs6000.c: Correct comment, the `minimal' TOCs are actually
one per translation unit, not one per function.
(output_toc): Also do duplicate constant elimination
for per-translation-unit TOCs.
* rs6000.md (nonlocal_goto_receiver): Put it back as before. Add
a comment explaining _exactly_ when this pattern gets used.
(builtin_setjmp_receiver): New pattern for better clarity.
(init_v4_pic): Move it into a section dealing with TOC registers.
1999-12-30 Geoff Keating <[email protected]>
* rs6000.c (toc_hash_table): New variable.
(rs6000_hash_constant): New function.
(toc_hash_function): New function.
(toc_hash_eq): New function.
(toc_hash_mark_entry): New function.
(toc_hash_mark_table): New function.
(output_toc): Don't output duplicate TOC entries in
a single file.
(rs6000_add_gc_roots): Add the hash table as a GC root.
* t-aix43: Move AR_FOR_TARGET and CLIB here from x-aix43,
where they clearly shouldn't be. This may need to be fixed
later when there is a GNU ar for AIX.
* x-aix43: Don't define CLIB or AR_FOR_TARGET.
Don't define BOOT_LDFLAGS as it is now not necessary.
1999-12-29 Geoff Keating <[email protected]>
* rs6000.c (rs6000_build_va_list): Use 'char *' rather than 'void *'
for va_list on AIX. Use unsigned_char_type_node rather than
constructing our own version on svr4.
1999-12-17 Geoff Keating <[email protected]>
* tramp.asm (__trampoline_size): Delete CYGNUS LOCAL comment,
since patently it's not.
1999-12-08 Geoff Keating <[email protected]>
* config/rs6000/rs6000.md (nonlocal_goto_receiver): Turn into
define_expand/define_insn pair, and handle restore of the
SVR4 -fpic register.
Wed Mar 15 15:43:38 2000 Jeffrey A Law ([email protected])
* acconfig.h (HAVE_GAS_WEAK): New define.
* configure.in (assembler weak support): Check for .weak support.
* config.in, configure: Rebuilt.
* pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Only define if
HAVE_GAS_WEAK is defined.
2000-03-15 Nick Clifton <[email protected]>
* config/arm/arm.c (arm_output_epilogue): Do not pass %c to
asm_fprintf().
2000-03-15 Zack Weinberg <[email protected]>
* cppfiles.c (open_include_file): New function.
(find_include_file, cpp_read_file): Use it.
2000-03-15 Jason Merrill <[email protected]>
* cpphash.c (dump_hash_helper): Take the slot, not the element.
Wed Mar 15 14:28:54 2000 Jason Eckhardt <[email protected]>
* flow.c (verify_flow_info): Check for unconditional return.
Wed Mar 15 11:34:27 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.md (restore_stack_nonlocal): New.
* config/ia64/lib1funcs.asm (__ia64_nonlocal_goto): Delete padding nop.
(__ia64_restore_stack_nonlocal): New.
* config/ia64/t-ia64 (LIB1ASMFUNCS): Add __restore_stack_nonlocal.
2000-03-15 Alexandre Oliva <[email protected]>
* cpphash.c (collect_formal_parameters): Do not complain about
parameter names that just start with `__VA_ARGS__'.
Wed Mar 15 13:26:58 MET 2000 Jan Hubicka <[email protected]>
* i386.md (movhi_1): Promote movw imm, reg to movl imm, reg and
movw reg, reg to movzwl reg, reg on PARTIAL_REGISTER_STALL machines.
* i386.c (pentiumpro_cost): Set mul cost to 4.
(x86_use_movx): Set for PPro.
Wed Mar 15 13:07:05 MET 2000 Jan Hubicka <[email protected]>
* i386.md (ix86_compute_frame_size): stack_alignment_needed is
STACK_BOUNDARY for empty frames now.
2000-03-14 Mark Mitchell <[email protected]>
* stor-layout.c (layout_union): Remove.
(layout_union_field): New function, split out from layout_union.
(finish_union_layout): Likewise.
(layout_field): Handle unions by calling layout_union_field.
(finish_record_layout): Handle unions.
(layout_type): Combine RECORD_TYPE, UNION_TYPE, and
QUAL_UNION_TYPE handling.
Wed Feb 23 13:00:06 CET 2000 Jan Hubicka <[email protected]>
* flow.c (fixup_reorder_chain): Avoid double labels in the basic block;
end of basic block is jump_insn, not barrier; use create_basic_block
instead of creating basic block by hand.
2000-03-14 Jason Eckhardt <[email protected]>
* flow.c (reorder_basic_blocks): Account for barriers when writing
over NEXT_INSN (last_bb->end).
(verify_flow_info): Add check for missing barriers.
2000-03-14 Greg McGary <[email protected]>
* c-lex.h (enum rid): Add RID_BOUNDED & RID_UNBOUNDED.
* c-lex.c (init_lex): Handle RID_BOUNDED & RID_UNBOUNDED.
* c-parse.gperf (__bounded, __bounded__, __ptrbase, __ptrbase__,
__ptrextent, __ptrextent__, __ptrvalue, __ptrvalue__,
__unbounded, __unbounded__): New keywords.
* c-parse.in (PTR_VALUE PTR_BASE PTR_EXTENT): New tokens.
* c-parse.y, c-parse.c, c-parse.h: Regenerate.
* objc/objc-parse.y, objc/objc-parse.c: Regenerate.
2000-03-14 Bernd Schmidt <[email protected]>
* cselib.h: New file.
* alias.c: Include "cselib.h".
(fixed_scalar_and_varying_struct_p): Accept the addresses of the
MEMs as two new arguments.
(get_addr): New static function.
(find_base_term): Handle VALUEs.
(memrefs_conflict_p): Likewise.
(true_dependence): Call get_addr on the addresses.
Call fixed_scalar_and_varying_struct_p with addresses that have been
passed through get_addr and canon_rtx.
(write_dependence_p): Move DIFFERENT_ALIAS_SETS_P test for consistency
with true_dependence.
Call get_addr on the addresses; don't call canon_rtx on the MEMs.
* loop.c: Include "cselib.h".
(load_mems): Process extended basic block that enters the loop with
cselib. Use that information to change initialization of the shadow
register so that a constant equivalence is seen by later passes.
* reload1.c: Include "cselib.h".
(reload_cse_invalidate_regno): Delete function.
(reload_cse_mem_conflict_p): Likewise.
(reload_cse_invalidate_mem): Likewise.
(reload_cse_invalidate_rtx): Likewise.
(reload_cse_regno_equal_p): Likewise.
(reload_cse_check_clobber): Likewise.
(reload_cse_record_set): Likewise.
(reg_values): Delete static variable.
(invalidate_regno_rtx): Likewise.
(reload_cse_delete_noop_set): New static function.
(reload_cse_simplify): New static function, broken out of
reload_cse_regs_1.
(reload_cse_noop_set_p): Delete unused argument INSN.
Just call rtx_equal_for_cselib_p on set source and destination.
(reload_cse_regs_1): Break out some code into reload_cse_simplify and
reload_cse_delete_noop_set. Delete code to keep track of values; use
cselib functions instead. Delete code to push/pop obstacks.
(reload_cse_simplify_set): Use cselib to find equivalent values.
Delete code to push/pop obstacks.
(reload_cse_simplify_operands): Likewise.
* rtl.def (VALUE): New rtx code.
* rtl.h (union rtunion_def): New elt rt_cselib.
(X0CSELIB, CSELIB_VAL_PTR): New macros.
* simplify_rtx.c: Include "ggc.h", "obstack.h", "cselib.h".
(new_elt_list, new_elt_loc_list, unchain_one_value, clear_table,
unchain_one_elt_list, unchain_one_elt_loc_list, check_useless_values,
discard_useless_locs, discard_useless_values, entry_and_rtx_equal_p,
hash_rtx, new_cselib_val, add_mem_for_addr, get_value_hash,
cselib_lookup_mem, cselib_subst_to_values, cselib_invalidate_regno,
cselib_mem_conflict_p, cselib_invalidate_mem, cselib_invalidate_rtx,
cselib_record_set, cselib_record_sets): New static functions.
(cselib_lookup, cselib_update_varray_sizes, cselib_init,
cselib_finish, cselib_process_insn, rtx_equal_for_cselib_p,
references_value_p): New functions.
(MAX_USELESS_VALUES, REG_VALUES): New macros.
(table, cselib_current_insn, next_unknown_value, cselib_nregs,
n_useless_values, reg_values, callmem, cselib_obstack,
cselib_startobj, empty_vals, empty_elt_lists, empty_elt_loc_lists):
New static variables.
* varray.h (union varray_data_tag): New elt te.
(VARRAY_ELT_LIST_INIT, VARRAY_ELT_LIST): New macros.
* Makefile.in (reload1.o, loop.o, simplify-rtx.o, alias.o): Update
dependencies.
2000-03-14 Nick Clifton <[email protected]>
* gcc.c (do_spec_1): Catch the case where %* is used in a
substitution pattern, but it has not been initialized.
Issue a meaningful error message if an unrecognized operator
is encountered in a spec string.
2000-03-14 Richard Earnshaw <[email protected]>
* function.c (prepare_function_start): Correctly initialize
cfun->stack_alignment_needed.
2000-03-14 Zack Weinberg <[email protected]>
* cppfiles.c (find_include_file): Don't assume nshort is a
substring of name.
Tue Mar 14 08:42:21 2000 Jeffrey A Law ([email protected])
* configure.in (hppa configurations): Add pa32-regs.h to the
list of tm files as appropriate.
* configure: Rebuilt.
* pa.c (compute_frame_size): Remove explicit knowledge about FP
register numbering.
(hppa_expand_prologue, hppa_expand_epilogue): Likewise.
(fmpyaddoperands, fmpysuboperands): Likewise.
* pa.h: Remove various definitions which depend on knowing
how registers are numbered.
* pa32-regs.h: New file with PA32 register numbering specific
definitions.
2000-03-14 Richard Henderson <[email protected]>
* regmove.c (combine_stack_adjustments): New.
(stack_memref_p, single_set_for_csa): New.
(free_csa_memlist, record_one_stack_memref): New.
(try_apply_stack_adjustment): New.
(combine_stack_adjustments_for_block): New.
* rtl.h (combine_stack_adjustments): Declare.
* toplev.c (rest_of_compilation): Call it.
* i386.md: Revert 2000-01-16 change.
2000-03-14 Martin v. Löwis <[email protected]>
* gccbug.in: Add web category, gcc specific classes.
2000-03-14 Nathan Sidwell <[email protected]>
* stor-layout.c (finalize_record_size): Fix typo.
2000-03-14 Stan Shebs <[email protected]>
* c-typeck.c (c_alignof): Error on incomplete types.
* extend.texi (Alignment): Document this.
2000-03-13 Zack Weinberg <[email protected]>
* cppfiles.c: Include mkdeps.h.
(find_include_file, read_include_file): Remove _cpp_ prefix
from name, make static.
(_cpp_execute_include): New function, broken out of
do_include.
* cpplib.c: Don't include mkdeps.h.
(struct directive): Remove type field. Reorder entries. The
function takes only one argument.
(struct if_stack): Make type field an int.
(directive_table): Rename to dtable. Generate it, the
prototypes of the directive handlers, and the enum for the
directive numbers, from a template macro.
(do_ifndef, do_include_next, do_import): New functions.
(do_define, do_include, do_endif, do_ifdef, do_if, do_else,
do_undef, do_line, do_elif, do_error, do_pragma, do_warning,
do_ident, do_assert, do_unassert, do_sccs): Take only one
argument.
(do_sccs): Define always, but alter behavior based on
SCCS_DIRECTIVE.
(_cpp_handle_directive, consider_directive_while_skipping):
Restructure for new directive table layout.
(pass_thru_directive): Take a directive number, not a pointer
to a struct directive.
(parse_include): New function, broken out of do_include.
(do_include, do_import, do_include_next): Use parse_include
and _cpp_execute_include.
(do_elif, do_else): Test for T_ELSE specifically when checking
for #elif/#else after #else.
(parse_ifdef): New function, broken out of do_ifdef.
(validate_else): Expect a name arg without a leading #.
(if_directive_name): Delete.
(cpp_define, cpp_assert, cpp_undef, cpp_unassert): Call
directive handlers with only one argument.
* cpphash.h: Update prototypes.
(enum node_type): Remove entries for directives.
* Makefile.in: Update dependencies.
* cpphash.c (dump_hash_helper): Only dump nodes of type
T_MACRO. Emit a newline after each definition.
2000-03-14 Martin v. Löwis <[email protected]>
* gccbug.in: New file.
* configure.in (all_outputs): Add gccbug.
* Makefile.in (install-common): Install gccbug.
(GCCBUG_INSTALL_NAME): New variable.
* configure: Rebuilt.
2000-03-13 Jason Merrill <[email protected]>
* function.c (put_var_into_stack): Use type_for_mode to calculate
part_type. Use MEM_SET_IN_STRUCT_P.
* expr.c (store_field): Handle CONCAT.
(store_constructor): Use fields_length.
* tree.c (fields_length): New fn.
* tree.h: Declare it.
2000-03-13 Zack Weinberg <[email protected]>
* Makefile.in (LIBCPP_OBJS): Add cpplex.o.
(cpplex.o): New target.
* po/POTFILES.in: Add cpplex.c.
* cpplex.c (_cpp_grow_token_buffer, null_cleanup,
cpp_push_buffer, cpp_pop_buffer, cpp_scan_buffer,
cpp_expand_to_buffer, cpp_buf_line_and_col, cpp_file_buffer,
skip_block_comment, skip_line_comment, skip_comment,
copy_comment, _cpp_skip_hspace, _cpp_skip_rest_of_line,
_cpp_parse_name, skip_string, parse_string,
_cpp_parse_assertion, cpp_get_token, cpp_get_non_space_token,
_cpp_get_directive_token, find_position,
_cpp_read_and_prescan, _cpp_init_input_buffer): Move here.
(maybe_macroexpand, _cpp_lex_token): New functions.
* cpplib.c (SKIP_WHITE_SPACE, eval_if_expr, parse_set_mark,
parse_goto_mark): Delete.
(_cpp_handle_eof): New function.
(_cpp_handle_directive): Rename from handle_directive.
(_cpp_output_line_command): Rename from output_line_command.
(do_if, do_elif): Call _cpp_parse_expr directly.
* cppfiles.c (_cpp_read_include_file): Don't call
init_input_buffer here.
* cpphash.c (quote_string): Move here, rename _cpp_quote_string.
* cppexp.c (_cpp_parse_expr): Diddle parsing_if_directive
here; pop the token_buffer and skip the rest of the line here.
* cppinit.c (cpp_start_read): Call _cpp_init_input_buffer
here.
* cpphash.h (CPP_RESERVE, CPP_IS_MACRO_BUFFER, ACTIVE_MARK_P):
Define here.
(CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK, CPP_SET_MARK,
CPP_GOTO_MARK): New macros.
(_cpp_quote_string, _cpp_parse_name, _cpp_skip_rest_of_line,
_cpp_skip_hspace, _cpp_parse_assertion, _cpp_lex_token,
_cpp_read_and_prescan, _cpp_init_input_buffer,
_cpp_grow_token_buffer, _cpp_get_directive_token,
_cpp_handle_directive, _cpp_handle_eof,
_cpp_output_line_command): Prototype them here.
* cpplib.h (enum cpp_token): Add CPP_MACRO.
(CPP_RESERVE, get_directive_token, cpp_grow_buffer,
quote_string, output_line_command): Remove.
2000-03-13 Bernd Schmidt <[email protected]>
* stmt.c (expand_end_case): RANGE may be signed, and when checking
whether it is too large we must also verify that it isn't negative.
2000-03-13 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md: Remove all traces of TARGET_LIVE_G0.
(movsi_zero_liveg0): Remove.
(movsf_insn_novis_liveg0): Remove.
(negsi2): Remove.
(negsi2_not_liveg0): Rename to negsi2.
(one_cmplsi2): Remove.
(one_cmplsi2_not_liveg0): Rename to one_cmplsi2.
(one_cmplsi2_liveg0): Remove.
* config/sparc/sparc.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE,
MASK_LIVE_G0, MASK_BROKEN_SAVERESTORE): Remove.
(CONDITIONAL_REGISTER_USAGE): Remove TARGET_LIVE_G0 if.
(PREDICATE_CODES): Remove zero_operand.
* config/sparc/sparc.c: Remove all traces of TARGET_LIVE_G0 and
TARGET_BROKEN_SAVERESTORE.
(zero_operand): Remove.
* config/sparc/splet.h (SUBTARGET_SWITCHES): Remove -mlive-g0,
-mno-live-g0, -mbroken-saverestore and -mno-broken-saverestore
options.
(SUBTARGET_OVERRIDE_OPTIONS): Remove.
* config/sparc/linux-aout.h (TARGET_LIVE_G0,
TARGET_BROKEN_SAVERESTORE): Remove.
* config/sparc/linux.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
Remove.
* config/sparc/linux64.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
Remove.
* config/sparc/sol2.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
Remove.
* config/sparc/sparc.md (return_df_no_fpu): New pattern.
2000-03-13 Zack Weinberg <[email protected]>
* cpplib.c (do_pragma_implementation): Fix off-by-one error
truncating a string. Don't assume tokens are nul terminated.
Problem noted by Andreas Jaeger <[email protected]>
2000-03-13 Jason Merrill <[email protected]>
* dwarf2out.c (add_name_and_src_coords_attributes): Only add
DW_AT_MIPS_linkage_name for TREE_PUBLIC decls.
(ASM_OUTPUT_DWARF_ADDR_CONST): Don't output trailing newline.
2000-03-13 Richard Earnshaw <[email protected]>
* stor-layout.c (new_record_layout_info): Fix typo inside ifdef
STRUCTURE_SIZE_BOUNDARY.
2000-03-13 Mark Mitchell <[email protected]>
* tree.h (record_layout_info_s): New structure.
(record_layout_info): New type.
(new_record_layout_info): New function.
(layout_field): Likewise.
(finish_record_layout): Likewise.
* stor-layout.c (layout_record): Remove.
(new_record_layout_info): New function.
(layout_field): New function, broken out from layout_record.
(finalize_record_size): Likewise.
(compute_record_mode): Likewise.
(finalize_type_size): New function, broken out from layout_type.
(finish_record_layout): Likewise.
(layout_type): Use them.
2000-03-12 Zack Weinberg <[email protected]>
* cpphash.c: Don't include version.h.
(special_symbol) [case T_VERSION]: Look for the string in
hp->value.cpval; don't use version_string.
* cppinit.c (initialize_builtins): Set hp->value.cpval for
__VERSION__ to version_string.
* Makefile.in (cpphash.o): Update deps.
2000-03-12 Zack Weinberg <[email protected]>
Convert cpplib to use libiberty/hashtab.c.
* cpplib.h (struct cpp_reader): Make hashtab and
all_include_files of type 'struct htab *'. Delete HASHSIZE
and ALL_INCLUDE_HASHSIZE macros.
* cpphash.h: Update prototypes.
(struct hashnode): Remove next, prev, and bucket_hdr members.
Make length a size_t. Add hash member.
(struct ihash): Remove next member. Add hash member. Make
name a flexible array member.
* cppfiles.c: Include hashtab.h.
(include_hash): Delete.
(IHASHSIZE): New macro.
(hash_IHASH, eq_IHASH, _cpp_init_include_hash): New functions.
(cpp_included): Do the hash lookup here.
(_cpp_find_include_file): Rewrite.
(cpp_read_file): Put the "fake" hash entry into the hash
table. Honor the control_macro, if it turns out we've seen
the file before. Don't push the buffer here.
(_cpp_read_include_file): Push the buffer here.
(OMODES): New macro. Use it whenever we call open(2).
* cpphash.c: Include hashtab.h.
(hash_HASHNODE, eq_HASHNODE, del_HASHNODE, dump_hash_helper,
_cpp_init_macro_hash, _cpp_dump_macro_hash, _cpp_make_hashnode,
_cpp_lookup_slot): New functions.
(HASHSIZE): new macro.
(hashf, _cpp_install, _cpp_delete_macro): Delete.
(_cpp_lookup): Use hashtab.h routines.
* cppinit.c: Include hashtab.h.
(cpp_reader_init): Call _cpp_init_macro_hash and
_cpp_init_include_hash. Don't allocate hashtab directly.
(cpp_cleanup): Just call htab_delete on pfile->hashtab and
pfile->all_include_files.
(initialize_builtins): Use _cpp_make_hashnode and
htab_find_slot to add hash entries.
(cpp_finish): Just call _cpp_dump_macro_hash.
* cpplib.c: Include hashtab.h.
(do_define): Use _cpp_lookup_slot and _cpp_make_hashnode to
create hash entries.
(do_pragma_poison, do_assert): Likewise.
(do_include): Don't push the buffer here. Don't increment
system_include_depth unless _cpp_read_include_file succeeds.
(do_undef, do_unassert): Use _cpp_lookup_slot and htab_clear_slot
or htab_remove_elt.
(do_pragma_implementation): Use alloca to create copy.
* Makefile.in: Update dependencies.
2000-03-12 Kaveh R. Ghazi <[email protected]>
* cppinit.c (cl_directive_handler): More K&R fixing.
Sat Mar 11 23:54:26 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.c (ia64_compute_frame_size): Align size to
STACK_BOUNDARY.
* config/ia64/ia64.h (REGISTER_MOVE_COST): Add missing parentheses.
2000-03-11 Kaveh R. Ghazi <[email protected]>
* cppinit.c (no_arg, no_ass, no_dir, no_fil, no_mac, no_pth):
Change from char[] to macros.
2000-03-12 Neil Booth <[email protected]>
* cppinit.c (cpp_start_read): Update indirect function
call to K&R C.
Sat Mar 11 16:18:12 2000 Jim Wilson <[email protected]>
* config/ia64/ia64.h (ADDITIONAL_REGISTER_NAMES): Fix typo in loc79
entry.
* config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyright messages.
2000-03-11 Neil Booth <[email protected]>
* cppinit.c (struct pending option): Replace undef with a
pointer to a directive handling routine.
(struct cpp_pending): Replace separate assert_ and define_
lists with one directive_ list.
(new_pending_define): Rename new_pending_directive. Extra
argument is the directive's handling routine.
(handle_option): Update to use new_pending_directive.
2000-03-11 Neil Booth <[email protected]>
* cppfiles.c (file_cleanup, _cpp_find_include_file,
remap_filename, _cpp_read_include_file, actual_directory,
hack_vms_include_specification): Replace bcopy(), index() etc
calls. Add casts to some allocations. Make some variables
pointers to const [unsigned] char.
* cpphash.c (_cpp_install, macro_cleanup, collect_expansion,
collect_formal_parameters): Similarly.
* cppinit.c (struct pending_option, append_include_chain,
cpp_options_init, cpp_reader_init, initialize_standard_includes,
cpp_start_read, new_pending_define, handle_option): Similarly.
* cpplib.c (cpp_define, copy_comment, do_define, do_include,
do_undef, do_error, do_warning, do_pragma, do_pragma_once,
do_pragma_implementation, detect_if_not_defined,
do_ifdef, skip_if_group, cpp_get_token, parse_string,
do_assert, do_unassert): Similarly.
* cpplib.h (cpp_buffer, cpp_options): Update types. Update
function prototypes.
* mkdeps.c (deps_add_target, deps_add_dep): cast allocations.
2000-03-10 Richard Henderson <[email protected]>
* builtins.c (expand_builtin_strlen): Revert last change.
Use emit_insn_before if we're at the beginning of a sequence.
2000-03-10 Jason Merrill <[email protected]>
* builtins.c (expand_builtin_strlen): Make sure that we have something
at the beginning of the sequence.
* toplev.c (rest_of_compilation): Also set TREE_NOTHROW for
deferred inlines.
* invoke.texi (C++ Dialect Options): Document -fno-enforce-eh-specs.
2000-03-10 Richard Henderson <[email protected]>
* except.c (can_throw): Use INTVAL on a CONST_INT.
(reachable_handlers): Likewise.
* flow.c (count_basic_blocks, find_basic_blocks_1): Likewise.
2000-03-10 Andreas Jaeger <[email protected]>
* config/mips/linux.h: Undefine MD_EXEC_PREFIX and
MD_STARTFILE_PREFIX since those are not needed on linux.
(ASM_FILE_START): New, from mips/gnu.h.
2000-03-09 Richard Henderson <[email protected]>
Alex Samuel <[email protected]> and others
* Makefile.in (ssa.o): New rule.
(OBJS): Add ssa.o.
(STAGESTUFF): Add *.ssa and *.ussa.
(mostlyclean): Delete *.ssa, *.ussa, */*.ssa, */*.ussa.
* rtl.def (PHI): New RTL expression.
* rtl.h (clear_log_links): New declaration.
(convert_to_ssa): Likewise.
(convert_from_ssa): Likewise.
* flow.c (split_edge): If the entry node falls through to the
split edge's source block, split the entry edge.
(clear_log_links): New function.
* toplev.c (ssa_dump): New variable.
(flag_ssa): Likewise.
(f_options): Add "ssa".
(compile_file): Create SSA dump files.
(rest_of_compilation): Go to and from SSA if enabled.
(decide_d_option): Handle -de for SSA dump files.
* ssa.c: New file.
Thu Mar 9 20:01:38 2000 Jim Wilson <[email protected]>
* expr.c (expand_assignment): For a CALL_EXPR, special case PARM_DECL
same as VAR_DECL.
2000-03-09 Benjamin Kosnik <[email protected]>
* config/alpha/linux.h (WCHAR_TYPE): Make consistent.
Thu Mar 9 18:10:02 2000 Jeffrey A Law ([email protected])
* config/pa/pa-hpux10.h (LIB_SPEC): Correct typo in !p case.
(MD_STARTFILE_PREFIX_1): New macro.
2000-03-09 Robert Lipe <[email protected]>
* config/ia64/ia64.c: Include system.h.
2000-03-09 Jason Merrill <[email protected]>
* except.c (nothrow_function_p): If -fno-exceptions, just return.
(init_eh_nesting_info): Likewise.
* tree.h (struct tree_common): Rename raises_flag to nothrow_flag.
(TREE_NOTHROW): Rename from TREE_RAISES.
* toplev.c (rest_of_compilation): Set it.
* print-tree.c (print_node): Adjust.
* tree.c (stabilize_reference, build, build1): Don't set TREE_RAISES.
(stabilize_reference_1, get_unwidened, get_narrower): Likewise.
* calls.c (emit_call_1): Add 'nothrow' parm. Add
REG_EH_REGION note as appropriate.
(libfunc_nothrow): New fn.
(emit_library_call, emit_library_call_value): Use it.
(expand_call): Check TREE_NOTHROW.
* varasm.c (make_decl_rtl): Skip initial '*' when setting
DECL_ASSEMBLER_NAME.
2000-03-09 Andreas Jaeger <[email protected]>
* mips/linux.h (NO_IMPLICIT_EXTERN_C): Define.
(TARGET_MEM_FUNCTIONS): Define.
2000-03-09 Jason Merrill <[email protected]>
* i386.c (ix86_valid_type_attribute_p): Use compare_tree_int.
* except.c (can_throw): See through a SEQUENCE.
(nothrow_function_p): New fn.
* except.h: Declare it.
* function.c (current_function_nothrow): New var.
(prepare_function_start): Initialize it.
* output.h: Declare it.
* toplev.c (rest_of_compilation): Set it.
* dwarf2out.c (dwarf2out_begin_prologue): Use it.
2000-03-09 Zack Weinberg <[email protected]>
* cpphash.c (collect_formal_parameters): strncmp returns 0 for
match. (cpp_compare_defs): Count the nul separator when
advancing over argument names.
2000-03-09 Bernd Schmidt <[email protected]>
* recog.c (preprocess_constraints): Matching constraints affect
same alternative/different operand, not same operand/different
alternative.
* reload1.c (eliminate_regs_in_insn): Handle additions of eliminable
register and a constant specially.
2000-03-08 Kaveh R. Ghazi <[email protected]>
* libgcc2.h: New file.
* libgcc2.c: Move macros, typedefs and prototypes to libgcc2.h.
Wed Mar 8 16:19:42 2000 Jim Wilson <[email protected]>
* configure.in (ia64*-*-elf*, ia64*-*-linux*): New.
* configure: Regenerate.
* config/ia64: New.
2000-03-08 Zack Weinberg <[email protected]>
* Makefile.in (LIBCPP_DEPS): New macro.
(cpplib.o, cpphash.o, cpperror.o, cppexp.o, cppfiles.o): Use
it to declare deps.
* cpperror.c: Include cpphash.h.
* cppexp.c: Include cpphash.h. Remove MULTIBYTE_CHARS
dingleberry.
(lex): Don't use CPP_WARN_UNDEF.
(_cpp_parse_expr): Return an int, the truth value.
* cppfiles.c: Include cpphash.h.
(_cpp_merge_include_chains): Move to cppinit.c and make static.
* cppinit.c (include_defaults_array): Disentangle.
(cpp_cleanup): Don't free the if stack here.
(cpp_finish): Pop off all buffers, not just one.
* cpplib.c (eval_if_expr): Return int.
(do_xifdef): Rename do_ifdef.
(handle_directive): Don't use CPP_PREPROCESSED.
(cpp_get_token): Don't use CPP_C89.
* fix-header.c: Don't use CPP_OPTIONS.
* cpplib.h: Move U_CHAR, enum node_type, struct
file_name_list, struct ihash, is_idchar, is_idstart,
is_numchar, is_numstart, is_hspace, is_space, CPP_BUF_PEEK,
CPP_BUF_GET, CPP_FORWARD, CPP_PUTS, CPP_PUTS_Q, CPP_PUTC,
CPP_PUTC_Q, CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q,
CPP_BUMP_BUFFER_LINE, CPP_BUMP_LINE, CPP_PREV_BUFFER,
CPP_PRINT_DEPS, CPP_TRADITIONAL, CPP_PEDANTIC, and prototypes
of _cpp_simplify_pathname, _cpp_find_include_file,
_cpp_read_include_file, and _cpp_parse_expr to cpphash.h.
Move struct if_stack to cpplib.c. Move struct cpp_pending to
cppinit.c.
Change all uses of U_CHAR to be unsigned char instead.
Delete CPP_WARN_UNDEF, CPP_C89, and CPP_PREPROCESSED.
2000-03-08 Jason Merrill <[email protected]>
* dwarf2out.c (dw_fde_struct): Add 'nothrow'.
(dwarf2out_begin_prologue): Set it.
(output_call_frame_info): Don't emit EH unwind info for leaves.
* flow.c (count_basic_blocks, find_basic_blocks_1): A rethrow
can occur outside of an EH region.
* except.c: Correct comments about rethrow behavior.
(rethrow_symbol_map): Do nothing if !flag_new_exceptions.
2000-03-08 Andrew MacLeod <[email protected]>
* flow.c (make_edges): Always call make_eh_edge for calls.
2000-03-08 Zack Weinberg <[email protected]>
* cpplib.h (parse_underflow_t, CPP_NULL_BUFFER): Delete.
(struct cpp_buffer): Remove fname and underflow fields.
(struct cpp_reader): Remove get_token field.
(struct include_hash): Rename to struct ihash. Add typedef to
IHASH.
(struct if_stack): Remove fname field.
(IF_STACK_FRAME): Rename to IF_STACK.
* cpperror.c (print_containing_files): Trust that there are no
macro buffers below the top file buffer.
* cppfiles.c: Replace all references to 'struct include_hash'
with 'IHASH'. Rename initialize_input_buffer to
init_input_buffer. Don't set or reference cpp_buffer->fname,
use buffer->ihash->name instead.
* cpphash.c (special_symbol): Use cpp_file_buffer. Use NULL
not CPP_NULL_BUFFER.
* cppinit.c: Use NULL not CPP_NULL_BUFFER, IF_STACK not
IF_STACK_FRAME, IHASH not struct include_hash.
* cpplib.c: Rename eval_if_expression to eval_if_expr. Remove
null_underflow. Use IF_STACK not IF_STACK_FRAME, IHASH not
struct include_hash, NULL not CPP_NULL_BUFFER. Remove all
references to cpp_buffer->fname (delete entirely, or use
->ihash->name instead) and IF_STACK->fname.
(cpp_push_buffer): Don't set new->underflow.
(do_include): Use cpp_file_buffer.
* cpphash.c (collect_formal_parameters): Remove duplicate
increment of argslen. Pedwarn in C99 mode if __VA_ARGS__ is
used as a macro argument name. Don't append "..." to namebuf
for varargs macros. After we're done scanning, go through
namebuf and make it NUL separated, not comma separated.
(_cpp_compare_defs): Remove register tag from variables.
Expect defn->argnames to be NUL separated.
(_cpp_dump_definition): Expect defn->argnames to be NUL
separated and in forward order.
* cpphash.h: Update documentation of argnames field.
2000-03-08 Richard Henderson <[email protected]>
* builtins.c (expand_builtin_strlen): Be prepared for strlensi
to fail. Don't pre-expand the source operand.
* i386.md (strlensi): Initialize eoschar and align before use.
2000-03-08 Jason Merrill <[email protected]>
* expr.c (expand_expr, case ARRAY_REF): Still check for missing
CONSTRUCTOR element.
2000-03-08 Gavin Romig-Koch <[email protected]>
* mips.c (mips_expand_prologue): If the last
named argument is the vararg marker "va_list", treat it as
an unnamed argument.
2000-03-08 Clinton Popetz <[email protected]>
* dbxout.c (dbxout_parms): When correcting for promoted
big-endian parameters, use the mode of the DECL_RTL rather
than UNITS_PER_WORD.
2000-03-08 Nathan Sidwell <[email protected]>
* c-common.h (make_fname_decl): Declare.
* c-common.c (make_fname_decl): Define.
(declare_hidden_char_array): Remove.
(declare_function_name): Use make_fname_decl.
* c-decl.c (c_make_fname_decl): New function.
(init_decl_processing): Set make_fname_decl.
Tue Mar 7 23:50:31 2000 Jeffrey A Law ([email protected])
* cccp.c (handle_directive): Initialize backslash_newlines_p.
2000-03-07 Philipp Thomas <[email protected]>
* po/POTFILES.in: Remove cppalloc.c from file list.
2000-03-07 Steve Chamberlain <[email protected]>
* pj.c (pj_expand_prologue): current_function->args_info is
now current_function_args_info.
* pj.h (STORE_FLAG_VALUE, USER_LABEL_PREFIX,
LOCAL_LABEL_PREFIX, ASM_GENERATE_INTERNAL_LABEL,
ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Define.
2000-03-08 Michael Hayes <[email protected]>
* config/c4x/c4x.h (PUT_SDB_TYPE): Define so that the type info is
output as hexadecimal rather than the default octal.
2000-03-07 Zack Weinberg <[email protected]>
* cpphash.c (special_symbol): Fix thinko in previous commit.
2000-03-07 Neil Booth <[email protected]>
* cppexp.c (struct operation, left_shift, right_shift,
cpp_parse_expr): Change some "char"s to "U_CHAR"s, and some
"int"s to "unsigned int"s.
* cpplib.c (detect_if_not_defined, do_assert, do_unassert):
Similarly.
* cpplib.h: Update for above.
* mkdeps.c (deps_init, deps_calc_target): Cast pointers
returned from allocations.
* cppinit.c (opt_comp, parse_options): New functions.
(handle_option): Use parse_option to parse a single command
line option, that possibly takes an argument.
(cpp_handle_options): Sort the array of command line options on
first invocation (non-ASCII hosts only).
(print_help): Update.
2000-03-07 Zack Weinberg <[email protected]>
* mkdeps.c (munge): Fix off-by-one bug and inconsistencies in
backslash counting loops. Problem noted by Matt Kraai <[email protected]>.
* cppfiles.c (_cpp_find_include_file): Make sure ih->name is
initialized.
* cppinit.c (cpp_cleanup): Free imp->nshort also.
* cpperror.c (cpp_print_containing_files,
cpp_print_file_and_line, v_cpp_message): Rename to
print_containing_files, print_file_and_line, and v_message.
* cppexp.c (cpp_parse_expr, cpp_parse_escape, cpp_lex): Rename
to _cpp_parse_expr, parse_escape, and lex.
(parse_charconst): Remove broken multibyte support.
* cppfiles.c (include_hash): Make static.
(cpp_included): New function.
(merge_include_chains, find_include_file, finclude,
simplify_pathname): Rename to _cpp_merge_include_chains,
_cpp_find_include_file, _cpp_read_include_file, and
_cpp_simplify_pathname.
* cpphash.c (cpp_lookup, free_definition, delete_macro,
cpp_install, create_definition, macroexpand, compare_defs,
dump_definition): Rename to _cpp_lookup, _cpp_free_definition,
_cpp_delete_macro, _cpp_install, _cpp_create_definition,
_cpp_macroexpand, _cpp_compare_defs, and _cpp_dump_definition.
* cppinit.c (cpp_handle_option): Rename to handle_option, make
static.
* cpplib.c: Remove extern prototype of cpp_parse_expr.
* cpphash.h: Update prototypes.
* cpplib.h: Likewise. Prototype _cpp_parse_expr here.
2000-03-07 Andrew Haley <[email protected]>
* config/mips/mips.h (PTRDIFF_TYPE): Revert broken change;
PTRDIFF_TYPE should be based solely on Pmode.
(SIZE_TYPE): ditto.
2000-03-07 Kaveh R. Ghazi <[email protected]>
* rtl.h (rtunion_def): Constify member `rtstr'.
(emit_line_note_after, emit_line_note, emit_line_note_force,
emit_note, decode_asm_operands): Constify.
* cse.c (canon_hash): Likewise.
* dbxout.c (dbxout_block): Likewise.
* diagnostic.c (file_and_line_for_asm, v_error_for_asm,
v_warning_for_asm): Likewise.
* dwarfout.c (function_start_label): Likewise.
* emit-rtl.c (emit_line_note_after, emit_line_note, emit_note,
emit_line_note_force): Likewise.
* final.c (last_filename, asm_insn_count, final_scan_insn,
output_source_line): Likewise.
* function.h (struct emit_status): Likewise.
* gcse.c (hash_expr_1): Likewise.
* genattr.c (gen_attr, main): Likewise.
* genattrtab.c (struct function_unit, current_alternative_string,
write_attr_valueq, n_comma_elts, next_comma_elt, attr_eq,
attr_numeral, check_attr_test, check_attr_value,
convert_set_attr_alternative, convert_set_attr,
compute_alternative_mask, simplify_by_exploding, gen_attr,
gen_unit): Likewise.
* genflags.c (gen_insn): Likewise.
* gengenrtl.c (type_from_format): Likewise.
* genopinit.c (gen_insn): Likewise.
* genoutput.c (n_occurrences, process_template, process_template):
Likewise.
* ggc-page.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
Likewise.
* ggc-simple.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
Likewise.
* ggc.h (ggc_mark_string, ggc_mark, ggc_mark_if_gcable,
ggc_set_mark, ggc_get_size): Likewise.
* objc/objc-act.c (build_module_descriptor, finish_objc): Likewise.
* optabs.c (init_one_libfunc): Likewise.
* output.h (assemble_start_function): Likewise.
* recog.c (decode_asm_operands): Likewise.
* toplev.c (rest_of_compilation): Likewise.
* tree.h (emit_line_note_after, emit_line_note,
emit_line_note_force): Likewise.
* varasm.c (asm_output_bss, asm_output_aligned_bss,
asm_emit_uninitialised, assemble_start_function,
assemble_variable, const_hash, compare_constant_1,
find_pool_constant, mark_constant_pool, assemble_alias): Likewise.
* xcoffout.h (DBX_FINISH_SYMBOL): Likewise.
* alpha/alpha.md (call_vms, call_value_vms): Likewise.
* arm/aof.h (ASM_OUTPUT_ASCII): Likewise.
* arm/aout.h (ASM_OUTPUT_ASCII): Likewise.
* arm/arm-protos.h (output_ascii_pseudo_op, arm_dllexport_name_p,
arm_dllimport_name_p): Likewise.
* arm/arm.c (arm_encode_call_attribute, output_ascii_pseudo_op):
Likewise.
* arm/arm.h (ASM_OUTPUT_MI_THUNK): Likewise.
* arm/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* arm/pe.c (arm_dllexport_name_p, arm_dllimport_name_p,
arm_mark_dllexport, arm_mark_dllimport,
arm_pe_encode_section_info): Likewise.
* arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS,
ASM_FINISH_DECLARE_OBJECT): Likewise.
* arm/thumb.c (thumb_function_prologue): Likewise.
* arm/thumb.h (ASM_OUTPUT_ASCII): Likewise.
* avr/avr.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* clipper/clix.h (ASM_OUTPUT_ASCII): Likewise.
* fx80/fx80.h (ASM_OUTPUT_ASCII): Likewise.
* i386/cygwin.h (ASM_OUTPUT_SECTION_NAME): Likewise.
* i386/freebsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* i386/i386-interix.h (ASM_OUTPUT_LIMITED_STRING,
ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise.
* i386/i386-protos.h (asm_output_function_prefix): Likewise.
* i386/i386.c (asm_output_function_prefix): Likewise.
* i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.
* i386/osfrose.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.
* i386/sco5.h (ASM_FINISH_DECLARE_OBJECT,
ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII,
ASM_OUTPUT_SECTION_NAME): Likewise.
* i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.
* i860/paragon.h (ASM_OUTPUT_ASCII): Likewise.
* i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise.
* m32r/m32r.c (m32r_encode_section_info): Likewise.
* mcore-elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* mcore/mcore.c (mcore_encode_section_info): Likewise.
* mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* mips/iris6.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* mips/mips.h (ASM_OUTPUT_IDENT): Likewise.
* mips/mips.md (movdi, movsi): Likewise.
* mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* openbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.
* ptx4.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
ASM_OUTPUT_ASCII): Likewise.
* rs6000/rs6000.c (rs6000_allocate_stack_space, output_epilog,
output_mi_thunk, output_toc): Likewise.
* rs6000/rs6000.md (movsi): Likewise.
* rs6000/sysv4.h (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.
* tahoe/harris.h (ASM_OUTPUT_ASCII): Likewise.
* v850/v850.c (print_operand, print_operand_address,
v850_encode_data_area): Likewise.
2000-03-07 Clinton Popetz <[email protected]>
* config/mips/mips.md (zero_extendsidi2): Always force operand
one to memory for mips16.
Mon Mar 6 15:22:29 2000 Richard Kenner <[email protected]>
* tree.h (INT_CST_LT, INT_CST_LT_UNSIGNED): Remove unneeded casts.
(struct tree_int_cst): int_cst_low is now unsigned HOST_WIDE_INT.
(attribute_hash_list, type_hash_canon): hashcode is now unsigned.
(type_hash_lookup, type_hash_add, type_hash_list): Likewise.
(min_precision): Result is unsigned.
(add_double, neg_double, mul_double): Low word is unsigned.
(lshift_double, rshift_double, lrotate_double): Likewise.
(rrotate_double, div_and_round_double): Likewise.
(tree_floor_log2, compare_tree_int): New functions.
(preserve_rtl_expr_temps): New declaration.
* c-common.c (declare_hidden_char_array): Use compare_tree_int.
(decl_attributes): Use tree_log2 to find alignment.
Check for TREE_INT_CST_HIGH for format args.
(min_precision): Now unsigned.
Use tree_floor_log2.
(truthvalue_conversion): Delete long-disabled code.
* c-decl.c (finish_struct): Clean up tests on field width.
(finish_function): Use compare_tree_int.
* c-pragma.c (handle_pragma_token): Use tree_log2 for alignment.
* c-typeck.c (comptypes): Use tree_int_cst_equal.
(default_conversion, digest_init): Use compare_tree_int.
(build_binary_op): Use integer_all_onesp and compare_tree_int.
Fix type errors in forming masks.
* calls.c (initialize_argument_information): Use compare_tree_int.
* dbxout.c (dbxout_type): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
* except.c (expand_eh_region_start_tree): Use compare_tree_int.
* expr.c (is_zeros_p, case INTEGER_CST): Use integer_zerop.
(store_field): Use compare_tree_int.
(expand_expr, case CONSTRUCTOR): Use TYPE_SIZE_UNIT.
(expand_expr, case ARRAY_REF): Use compare_tree_int.
(do_jump, case BIT_AND_EXPR): Use tree_floor_log2.
(do_store_flag): Use compare_tree_int.
* fold-const.c (encode, decode): Low part is always unsigned.
(force_fit_type, add_double, neg_double, mul_double): Likewise.
(lshift_double, rshift_double, lrotate_double): Likewise.
(rrotate_double, div_and_round_double, int_const_binop): Likewise.
(fold_convert): Use compare_tree_int.
(operand_equal_p, case INTEGER_CST): Use tree_int_cst_equal.
(invert_truthvalue, case INTEGER_CST): Likewise.
(fold): Use compare_tree_int; add casts for unsigned TREE_INT_CST_LOW.
* mkdeps.c (deps_dummy_targets): Make I unsigned.
* rtl.h (add_double, neg_double, mul_double): Low words are unsigned.
(lshift_double, rshift_double, lrotate_double, rrotate_double):
Likewise.
* stmt.c (expand_decl): Use compare_tree_int and mode_for_size_tree.
(expand_end_case): Use compare_tree_int.
(estimate_case_costs): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
* stor-layout.c (mode_for_size_tree): Use compare_tree_int.
(layout_decl): Likewise.
(layout_record, layout_union): Make sizes unsigned.
(layout_type, case VOID_TYPE): TYPE_SIZE must be bitsizetype.
(layout_type, case QUAL_UNION_TYPE): Use compare_tree_int.
* tree.c (struct type_hash): hashcode is unsigned.
(build_type_attribute_variant, type_hash_list): Likewise.
(type_hash_lookup, type_hash_add, type_hash_canon): Likewise.
(attribute_hash_list, build_array_type, build_method_type): Likewise.
(build_complex_type): Likewise.
(real_value_from_int_cst): Remove unneeded casts.
(integer_all_onesp): Add casts.
(tree_floor_log2, compare_tree_int): New functions.
(build_index_type): Use tree_int_cst_sgn.
* varasm.c (assemble_variable): Use compare_tree_int.
2000-03-06 Jason Merrill <[email protected]>
* cpphash.c (collect_expansion): Also catch ## at start of macro.
* varasm.c (make_decl_rtl): Don't add a number to members of
local classes.
(make_function_rtl): Likewise.
2000-03-06 Alexandre Oliva <[email protected]>
* gcse.c (compute_can_copy): Adjust if/else blocks from rth's
patch from 2000-01-28.
2000-03-06 Clinton Popetz <[email protected]>
* config/sh/sh.c: (barrier_align): Handle a delay slot that is
filled with an insn from the jump target.
2000-03-07 Michael Hayes <[email protected]>
* config/c4x/c4x-protos.h (c4x_global_name): Constify char *.
(c4x_external_ref): Likewise.
* config/c4x/c4x.c (struct name_list): Likewise.
1999-12-16 Ben Collins <[email protected]>
* Makefile.in: Pass a new MULTILIB_EXCLUSIONS option as the sixth
argument to genmultilib.
* genmultilib: accept new MULTILIB_EXCLUSIONS option and output
the contents into the multilib.h header.
* gcc.c: Declare multilib_exclusions for the specs file.
(set_multilib_dir): Use it.
(print_multilib_info): Likewise.
* t-linux64: Declare arguments for new MULTILIB_EXCLUSIONS option
to pass to genmultilib.
2000-03-06 Kaveh R. Ghazi <[email protected]>
* builtins.c (built_in_class_names, built_in_names): Constify a
char*.
* gmon-sol2.c (monstartup, moncontrol): Cast ptrs to long, not
int.
(_mcleanup): Ensure value matches format specifier in sprintf.
* cpphash.c (special_symbol): Don't needlessly cast away
const-ness.
* cppinit.c (base_name): Delete unused prototype.
* mkdeps.c (deps_init): Make definition K&R safe.
* tree.h (built_in_class_names, built_in_names): Constify a
char*.
2000-03-06 Jakub Jelinek <[email protected]>
* config/sparc/sparc.c (eligible_for_epilogue_delay): Accept
floating point instructions for epilogue delay.
* config/sparc/sparc.h (ASM_ARCH64_SPEC): Pass -no-undeclared-regs
to gas if it supports .register pseudo.
* real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Define to
LONG_DOUBLE_TYPE_SIZE if not defined.
Use MAX_LONG_DOUBLE_TYPE_SIZE instead of
LONG_DOUBLE_TYPE_SIZE in preprocessor if clauses.
* real.c: Likewise.
* gengenrtl.c: Likewise.
* print-rtl.c: Likewise.
* rtl.c: Likewise.
* config/sparc/sol2-sld-64.h (TARGET_DEFAULT): Set
MASK_LONG_DOUBLE_128.
* config/sparc/sol2.h (TARGET_DEFAULT): Likewise.
* config/sparc/sp64-elf.h (TARGET_DEFAULT): Likewise.
* config/sparc/linux64 (TARGET_DEFAULT): Likewise.
(SUBTARGET_SWITCHES): Define.
(CPP_ARCH32_SPEC): Define __LONG_DOUBLE_128__ if compiling
with -mlong-double-128.
(LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
(MAX_LONG_DOUBLE_TYPE_SIZE): Define.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
(CC1_SPEC): Include -mlong-double-{64,128} as needed.
* config/sparc/linux.h (SUBTARGET_SWITCHES): Define.
(CPP_SUBTARGET_SPEC): Define __LONG_DOUBLE_128__ if compiling
with -mlong-double-128.
(LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
(MAX_LONG_DOUBLE_TYPE_SIZE): Define.
(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
* config/sparc/sparc.h (MASK_LONG_DOUBLE_128,
TARGET_LONG_DOUBLE_128): Define.
* config/sparc/linux-aout.h (LONG_DOUBLE_TYPE_SIZE): Remove.
* config/sparc/sparc.c (sparc_override_options): Disallow 64bit
long double on TARGET_ARCH64.
2000-03-06 Mark Mitchell <[email protected]>
* function.c (free_temps_for_rtl_expr): Don't free slots
that have been pushed into a higher level.
Revert this patch:
2000-03-05 Mark Mitchell <[email protected]>
2000-03-05 Mark Mitchell <[email protected]>
* basic-block.h (ALLOCA_REG_SET): Remove.
(INITIALIZE_REG_SET): New macro.
* flow.c (update_life_info): Use it.
(calculate_global_regs_live): Likewise.
(propagate_block): Likewise.
* global.c (build_insn_chain): Likewise.
* haifa-sched.c (schedule_region): Likewise.
2000-03-05 Stephane Carrez <[email protected]>
* dwarf2out.c (UNALIGNED_WORD_ASM_OP): Support 2 bytes pointer.
(ASM_OUTPUT_DWARF_ADDR_CONST): Use UNALIGNED_WORD_ASM_OP.
(DWARF_ARANGES_PAD_SIZE): New define.
(output_aranges): Use it to pad the address range header.
(DWARF_ROUND): Fix for non power of 2 rounding.
2000-03-05 Jason Merrill <[email protected]>
* mkdeps.c (deps_calc_target): Remove incorrect 'const'.
2000-03-05 Mark Mitchell <[email protected]>
* tree.def (RTL_EXPR): Update documentation.
* tree.h (RTL_EXPR_HAS_NO_SCOPE): New macro.
* expr.c (expand_expr): Handle RTL_EXPR_HAS_NO_SCOPE.
* function.c (preserve_rtl_expr_temp): New function.
(preserve_rtl_expr_temps): Likewise.
(preserve_rtl_expr_result): Use it.
Revert this patch:
2000-03-04 Mark Mitchell <[email protected]>
2000-03-04 Thomas Schuster <[email protected]>
* regmove.c (copy_src_to_dest) Do not create src->dest move
for unchanging destination.
2000-03-04 Mark Mitchell <[email protected]>
* function.h (struct sequence_stack): Remove rtl_expr.
(struct emit_staus): Likewise.
(seq_rtl_expr): Remove.
* tree.h (free_temps_for_rtl_expr): Don't declare.
(start_sequence_for_rtl_expr): Likewise.
* rtl.h (preserve_rtl_expr_result): Likewise.
* emit-rtl.c (start_sequence): Don't set sequence_rtl_expr.
(start_sequence_for_rtl_expr): Remove.
(push_topmost_sequence): Don't save sequence_rtl_expr.
(pop_topmost_sequence): Remove comment about not restoring it.
(end_sequence): Don't set seq_rtl_expr.
(init_emit): Don't initialize it.
(mark_sequence_stack): Don't mark it.
(mark_emit_status): Likewise.
* except.c (protect_with_terminate): Use
start_sequence_for_rtl_expr, not start_sequence.
* expr.c (expand_expr, case RTL_EXPR): Don't call
preserve_rtl_expr_result or free_temps_for_rtl_expr.
* function.c (assign_stack_temp_for_type): Don't set rtl_expr.
(preserve_rtl_expr_result): Remove.
(free_temps_for_rtl_expr): Likewise.
(pop_temp_slots): Likewise.
(mark_temp_slot): Don't mark the rtl_expr.
* stmt.c (expand_start_stmt_expr): Use start_sequence, not
start_sequence_for_rtl_expr.
2000-03-04 Zack Weinberg <[email protected]>
* mkdeps.c, mkdeps.h: New files.
* po/POTFILES.in: Add them.
* Makefile.in (LIBCPP_OBJS): Add mkdeps.o.
(cpplib.o, cppinit.o): Depend on mkdeps.h.
(mkdeps.o): New target.
* cppfiles.c: Delete deps_output.
* cppinit.c: Include mkdeps.h. Delete known_suffixes,
OBJECT_SUFFIX, and base_name.
(cpp_cleanup): Use deps_free. Free ihash->name when clearing
the include hash.
(initialize_dependency_output): Use deps_init,
deps_add_target, deps_calc_target, and deps_add_dep. Remove
all the unnecessary string bashing.
(cpp_finish): Use deps_write. Remove an unnecessary nesting
level.
* cpplib.c (do_include): Use deps_add_dep.
* cpplib.h (struct cpp_reader): Replace deps_buffer,
deps_allocated_size, deps_size, deps_column members with
single pointer to a struct deps. Delete prototype of
deps_output.
* cppinit.c: Fix thinko in previous patch.
Sat Mar 4 11:32:30 2000 Richard Kenner <[email protected]>
* machmode.h (mode_for_size, smallest_mode_for_size): SIZE now signed.
* stor-layout.c (mode_for_size, smallest_mode_for_size): Likewise.
(mode_for_size_tree): New function.
(layout_decl, layout_type): Call it and clean up BLKmode checks.
* tree.h (mode_for_size_tree): New declaration.
* toplev.c (debug_ignore_block): Mark arg BLOCK as possibly unused.
2000-03-04 Jason Merrill <[email protected]>
* stmt.c (is_body_block): Move...
* dwarfout.c, dwarf2out.c: ...from here.
* tree.h: Declare it.
* emit-rtl.c (remove_unnecessary_notes): Don't remove the body block.
* final.c (final_start_function): Do call remove_unnecessary_notes
when scheduling.
2000-03-03 Zack Weinberg <[email protected]>
* config/vax/xm-vms.h: Define OBJECT_SUFFIX and EXECUTABLE_SUFFIX.
* cpplib.h (_dollar_ok): New macro.
(is_idchar, is_idstart): Use it.
(IStable): Rename to _cpp_IStable. Declare it const if
gcc >=2.7 or C99. Delete all references to FAKE_CONST.
(is_idchar, is_idstart, is_numchar, is_numstart, is_hspace,
is_space): Update for renamed IStable.
* cppinit.c: Delete all references to FAKE_CONST and CAT
macros. Define init_IStable as empty macro if gcc >=2.7 or
C99. Change TABLE() to ISTABLE and hardcode name of table.
(cpp_start_read): Don't change the IStable based on
dollars_in_ident.
* cpphash.c (unsafe_chars): Add pfile argument. All callers
changed. Handle '$' for char1 correctly.
* cpplib.c (cpp_get_token): Use is_numchar when parsing numbers.
* cppexp.c (tokentab2): Make const.
(cpp_lex): Make toktab const.
* cppinit.c (include_defaults_array): Make const.
(initialize_standard_includes): Make default_include const.
2000-03-03 Jason Merrill <[email protected]>
* dwarf2out.c (dwarf2out_frame_debug): Add cast to silence warning.
(dwarf2out_decl): Functions can now have DECL_IGNORED_P.
(gen_decl_die): Likewise.
* dwarfout.c (dwarfout_file_scope_decl): Likewise.
(output_decl): Likewise.
* varasm.c (make_function_rtl): If we change the name used in the
rtl, update DECL_ASSEMBLER_NAME accordingly.
(make_decl_rtl): Likewise.
* toplev.c (rest_of_compilation): Tweak formatting.
* toplev.c (rest_of_compilation): find_loop_tree_blocks before
remove_unnecessary_notes.
(debug_ignore_block): New fn.
* toplev.h: Declare it.
* emit-rtl.c (remove_unnecessary_notes): Call it.
* dwarf2out.c (dwarf2out_ignore_block): New fn.
* dwarf2out.h: Declare it.
* final.c (final_start_function): Don't call remove_unnecessary_notes
if we did insn scheduling.
2000-03-03 Zack Weinberg <[email protected]>
* cppinit.c (cpp_handle_option): Set opts->pedantic directly.
* cpplib.h: Delete SET_CPP_PEDANTIC.
Fri Mar 3 14:56:12 2000 Richard Kenner <[email protected]>
* expr.c (expand_expr, case COMPONENT_REF): Use bitfield case if
result is a RECORD_TYPE.
2000-03-03 Jonathan Larmour <[email protected]>
* mips/elf.h (CTOR_LISTS_DEFINED_EXTERNALLY): Added.
2000-03-03 Richard Henderson <[email protected]>
* alpha.c (alpha_emit_set_const_1): Re-order cases to prefer
addition over compliments over shifts.
Fri Mar 3 12:49:28 2000 J"orn Rennecke <[email protected]>
* reload1.c (reload_combine_note_use): Handle return register USEs.
REG case: Handle multi-hard-register hard regs.
Fri Mar 3 07:38:34 2000 Richard Kenner <[email protected]>
* md.texi: Document use of '*' in insn pattern name.
2000-03-03 Jason Merrill <[email protected]>
* calls.c (special_function_p): operator new may not be malloc-like.
* gcse.c (dump_hash_table): Really fix error in last change.
2000-03-02 Denis Chertykov <[email protected]>
* avr.c (print_operand): Use print_operand_address instead of
output_addr_const.
* avr/libgcc.S: Cleanup code.
2000-03-02 Richard Henderson <[email protected]>
* alpha.c (alpha_emit_set_const_1): Also try c + small constant.
2000-03-02 Mark Mitchell <[email protected]>
* tree.h (TYPE_ALIGN_UNIT): New macro.
2000-03-02 Clinton Popetz <[email protected]>
* i386.c: (constant_call_address_operand): Reject CONST_INT.
2000-03-02 Jason Merrill <[email protected]>
* cpplib.h (CPP_PEDANTIC): Only true if system_header_p is not set
for the buffer.
(SET_CPP_PEDANTIC): New macro.
* cpplib.c (do_include): Don't bother checking system_header_p.
(do_warning, do_ident, do_assert, do_unassert): Likewise.
* cppinit.c (cpp_handle_option): Use SET_CPP_PEDANTIC.
* function.h (struct expr_status): Add x_arg_space_so_far.
(arg_space_so_far): New macro.
* expr.c (init_expr): Initialize it.
* calls.c (emit_call_1): Reset it.
(compute_argument_block_size, expand_call): Use it.
(expand_call, store_one_arg): Increment it.
Thu Mar 2 17:27:13 2000 Richard Kenner <[email protected]>
* varasm.c (output_constant): Strip off a CONVERT_EXPR to
a UNION_TYPE.
2000-03-02 Zack Weinberg <[email protected]>
* cppfiles.c (cpp_read_file): New function.
* cpphash.c (collect_expansion): Make sure to reset last_token
to NORM when we hit a string. Handle trailing whitespace
properly when the expansion is empty.
(create_definition): Disable line commands while parsing the
directive line.
(dump_definition): If pfile->lineno == 0, output a line
command ahead of the dump, and add a trailing newline.
* cppinit.c (append_include_chain): Add fifth argument, which
indicates whether or not system headers are C++ aware.
(initialize_standard_includes): New function,
broken out of read_and_prescan. Pass 'cxx_aware' value from
the include_defaults_array on to append_include_chain.
(dump_special_to_buffer): Const-ify char array.
(builtin_array): Don't dump __BASE_FILE__.
(cpp_start_read): Use cpp_read_file. Reorder code for
clarity. Don't output line commands here for -D/-A/-U
switches. Don't call deps_output for files included with
-include or -imacros.
* cpplib.c (do_define): Don't pay any attention to the second
argument.
(cpp_expand_to_buffer): Disable line commands while scanning.
(output_line_command): Work in the file buffer.
* cpplib.h: Remove no_record_file flag from struct cpp_reader.
Fix formatting of comments. Prototype cpp_read_file.
Thu Mar 2 13:29:46 2000 Richard Kenner <[email protected]>
* c-common.c (c_common_nodes_and_builtins): Make sizetype_endlink
reference the language-equivalent of sizetype.
* c-typeck.c (comptypes): Treat sizetype like its language equivalent.
* fold-const.c (size_binop, size_diffop): Put back checks.
* gcse.c (dump_hash_table): Fix minor error in last change.
* stor-layout.c (set_sizetype): Set TYPE_DOMAIN of sizetype.
Clear TYPE_{NEXT,MAIN}_VARIANT and TYPE_{POINTER,REFERENCE}_to of
all sizetypes.
Thu Mar 2 12:48:45 MET 2000 Jan Hubicka <[email protected]>
* calls.c (expand_call) Do not attempt to combine stack adjustments
with inhibit_defer_pop set.
2000-03-01 Mark Mitchell <[email protected]>
* stor-layout.c (layout_decl): Allow front-ends to explicitly set
the DECL_SIZE for a FIELD_DECL.
2000-03-01 Bruce Korb <[email protected]>
* fixinc/inclhack.tpl: remove unused symlinks
* fixinc/README: GCC Maintainer info
* fixinc/inclhack.sh: regen
* fixinc/fixincl.sh: regen
2000-03-01 Zack Weinberg <[email protected]>
* cpphash.c (collect_expansion): Trim trailing white space
from macro definitions, but don't go past the last insertion
point.
Wed Mar 1 12:14:31 MET 2000 Jan Hubicka <[email protected]>
* i386.md (mulqi3): New pattern.
2000-02-29 Zack Weinberg <[email protected]>
* cpplib.h (CPP_ASSERTION, CPP_STRINGIZE, CPP_TOKPASTE): New
token types.
(struct cpp_reader): Add parsing_if_directive and
parsing_define_directive flags.
(struct cpp_options): Remove output_conditionals flag.
(check_macro_name): Delete prototype.
* cpphash.h (struct macrodef): Delete.
(struct reflist): Separate from struct definition.
(struct definition): Remove unused fields. Add column number.
(create_definition): Returns a DEFINITION *. Takes a
cpp_reader * and an int.
* cpphash.c (SKIP_WHITE_SPACE): Delete.
(PEEKC): Copy defn from cpplib.c.
(rest_extension, REST_EXTENSION_LENGTH): Delete.
(struct arg): New.
(struct arglist): Simplify.
(collect_expansion): Rewrite. Get tokens by calling
cpp_get_token. Add more error checking.
(collect_formal_parameters): New function, broken out of
create_definition and reworked to use get_directive_token.
(create_definition): All real work is now in collect_expansion
and collect_formal_parameters. do_define handles finding the
macro name. Return a DEFINITION, not a MACRODEF.
(macroexpand): Replace bcopy with memcpy throughout. Replace
character-at-a-time copy loop with memcpy and pointer increments.
(compare-defs): d1->argnames / d2->argnames might be null.
* cpplib.c (copy_rest_of_line): Delete function.
(skip_rest_of_line): Do all the work ourselves.
(skip_string): New function.
(parse_string): Use skip_string.
(get_macro_name): New function.
(check_macro_name): Delete.
(copy_comment): Use CPP_RESERVE and CPP_PUTC_Q.
(cpp_skip_hspace): Use CPP_BUMP_LINE.
(handle_directive): ICE if we're called on a macro buffer.
(do_define): Determine macro name and type (funlike/objlike)
here. Expunge all uses of MACRODEF.
(cpp_push_buffer): Set line_base to NULL.
(do_undef, read_line_number): Don't worry about getting a POP token.
(eval_if_expression): Set/reset parsing_if_directive around
cpp_parse_expr. Don't clear only_seen_white.
(skip_if_group): Remove output_conditionals logic. Use
skip_rest_of_line.
(cpp_get_token): Return ASSERTION, STRINGIZE, and TOKPASTE
tokens under appropriate conditions.
(cpp_unassert): Call do_unassert not do_assert. Oops.
* cppexp.c (parse_defined): New function, break out of
cpp_lex.
(cpp_lex): We now get CPP_ASSERTION tokens and can check them
ourselves, with cpp_defined.
* cppinit.c (cpp_handle_option, print_help): Delete -ifoutput.
* gcc.dg/20000209-2.c: Turn off -pedantic-errors.
* gcc.dg/strpaste-2.c: New.
2000-02-29 Mark Mitchell <[email protected]>
* fold-const.c (size_binop): Don't asert inputs are the same and
have TYPE_IS_SIZETYPE set.
(size_diffop): Likewise.
2000-02-29 Jason Merrill <[email protected]>
* dwarfout.c (output_block): Output abstract blocks even if they
don't have TREE_ASM_WRITTEN set.
* calls.c (emit_library_call): Check for null REG.
2000-03-01 Martin von Löwis <[email protected]>
* c-decl.c (current_function_decl): Move to toplev.c.
(init_decl_processing): Don't add current_function_decl as a ggc
root here.
* dbxout.c (dbxout_symbol): Change return type to int.
(dbxout_symbol_location, dbxout_syms): Likewise.
(dbxout_block): Don't emit LBRAC/RBRAC pairs for blocks without
any locals. Use current_function_func_begin_label if set.
* dbxout.h (dbxout_symbol, dbxout_syms): Change return type.
* dwarf2out.c (dwarf2out_begin_prologue): Set
current_function_func_begin_label.
* final.c (final_start_function): Reset it.
* toplev.c (current_function_decl): Define it here.
(current_function_func_begin_label): New variable.
(main): Add both as ggc roots.
* tree.h (current_function_func_begin_label): Declare.
Tue Feb 29 14:07:04 2000 Richard Kenner <[email protected]>
* gcse.c: Cleanups throughout: mostly white-space, but also
some minor rearrangement of code.
Tue Feb 29 10:45:59 2000 Jeffrey A Law ([email protected])
* calls.c (emit_library_call): Do not abort if FUNCTION_ARG
returns a PARALLEL. Use emit_group_load and use_group_regs
as needed.
(emit_library_call_value): Similarly.
* pa/t-pa: Use quadlib.c instead of quadlib.asm.
* pa/quadlib.asm: Remove.
* pa/quadlib.c: New file.
* configure.in (hpux10, hpux11, PA32 mode): Use i128 float format.
* configure: Rebuilt.
2000-02-29 Philip Blundell <[email protected]>
* config/arm/conix-elf.h: New file.
* configure.in (arm*-*-conix*): New configuration.
* configure: Regenerate.
2000-02-28 Jason Merrill <[email protected]>
* dwarf2out.c (gen_block_die): Output abstract blocks even if they
don't have TREE_ASM_WRITTEN set.
Mon Feb 28 21:07:59 2000 Richard Kenner <[email protected]>
* Eliminate DECL_FIELD_SIZE.
* builtins.c (built_in_class_names, built_in_names): New variables.
* c-decl.c (finish_struct): Set specified size in DECL_SIZE.
* expr.c (expand_expr, case COMPONENT_REF): Get field size from
DECL_SIZE, not DECL_FIELD_SIZE.
* print-tree.c (print_node): Remove code that prints extra blank
lines in some cases.
Properly handle inline and builtin function cases.
* stor-layout.c (layout_decl): Get specified size from DEC_SIZE.
* tree.h (built_in_class_named, built_in_names): New declarations.
(union tree_decl): Rename internal unions to u1 and u2 and change
some of their components.
Add new field built_in_class.
(DECL_ALIGN, DECL_INCOMING_RTL, DECL_SAVED_INSNS, DECL_FRAME_SIZE):
Reflect above changes.
(DECL_FUNCTION_CODE, DECL_BUILT_IN_CLASS): Likewise.
(DECL_SET_FUNCTION_CODE, DECL_FIELD_SIZE): Deleted.
* objc/objc-act.c (objc_copy_list): Use DECL_SIZE, not DECL_FIELD_SIZE.
(encode_field_decl): Likewise; also remove obsolete test for bitfield.
2000-02-28 Dmitri Makarov <[email protected]>
* extend.texi: Document ARM's support for long/short calls.
* invoke.texi: Document ARM's -mlong-calls command line switch.
* config/arm/arm-protos.h (arm_is_longcall_p): Add prototype.
(arm_encode_call_attribute): Add prototype.
(arm_set_default_type_attribute): Add prototype.
(arm_strip_name_encoding): Add prototype.
* config/arm/arm.c (arm_init_cumulative_args): replace
initialisation og 'long_calls' field with initialisation of
'call_cookie' field.
(enum arm_pragma_enum): New enum.
(arm_pragma_long_calls): New static variable.
(arm_process_pragma): Also process "#pragma long_calls_off".
(arm_valid_type_attribute_p): Accept short_call attribute.
(arm_comp_type_attributes): Check long/short call attributes.
(arm_encode_call_attribute): New function: Encode long_call
or short_call attribute in function name.
(arm_set_default_type_attributes): New function: Assign
default attributes to newly defined type.
(current_file_function_operand): New function: Return true if
the symbol is a function which has already been compiled.
(arm_is_longcall_p): New function: Return true if the
indicated function should be called via a long call.
(arm_get_strip_length): New function. Returns number of
prefix characters to be stripped from a function's name.
(arm_strip_name_encoding): New function. Strip prefix characters
from a function's name.
* config/arm/arm.h (CUMULATIVE_ARGS): Replace 'long_call' field
with 'call_cookie'.
(SHORT_CALL_FAG_CHAR): Define.
(LONG_CALL_FAG_CHAR): Define.
(ENCODED_SHORT_CALL_ATTR_P): Define.
(ENCODED_LONG_CALL_ATTR_P): Define.
(ARM_NAME_ENCODING_LENGTHS): Define.
(STRIP_NAME_ENCODING): Define.
(ASM_OUTPUT_LABELREF): Define, and use to strip name encoding.
(ARM_ENCODE_CALL_TYPE): Define.
(ENCODE_SECTION): Invoke ARM_ENCODE_CALL_TYPE.
(ARM_DECLARE_FUNCTION_SIZE): Define.
(SET_DEFAULT_TYPE_ATTRIBUTES): Define.
* config/arm/arm.md (call): Call arm_is_longcall_p to decide
if a long call is needed.
(call_value): Ditto.
(call_symbol): Ditto.
* config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Add invocation of
ARM_DECLARE_FUNCTION_SIZE.
* config/arm/pe.h (ARM_PE_FLAG_CHAR): Define.
(SUBTARGET_NAME_ENCODING_LENGTHS): Define.
(ARM_STRIP_NAME_ENCODING): Undefine.
(STRIP_NAME_ENCODING): Undefine.
(ASM_OUTPUT_LABELREF): Use arm_strip_name_encoding.
(ASM_DECLARE_FUNCTION_NAME): Ditto.
(ASM_OUTPUT_COMMON): Ditto.
(ASM_DECLARE_OBJECT_NAME): Ditto.
* config/arm/pe.c (arm_dllexport_name_p): Check for
ARM_PE_FLAG_CHAR.
(arm_dllimport_name_p): Ditto.
(arm_mark_dllexport): Use ARM_PE_FLAG_CHAR.
(arm_mark_dllimport): Ditto.
Mon Feb 28 22:11:12 2000 J"orn Rennecke <[email protected]>
* sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Define.
2000-02-28 Mark Mitchell <[email protected]>
* xcoffout.c (xcoffout_begin_function): Fix typo in previous change.
2000-02-28 Zack Weinberg <[email protected]>
* tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE.
* cppinit.c (builtin_array): Define __WCHAR_TYPE__ only if
NO_BUILTIN_WCHAR_TYPE is not defined.
(CPP_WCHAR_TYPE): Delete.
* cccp.c (main): Don't change wchar_type if cplusplus.
(special_symbol, initialize_builtins): Honor NO_BUILTIN_WCHAR_TYPE.
2000-02-28 Nick Clifton <[email protected]>
* config/arm/arm-wince-pe.h (SIZE_TYPE): Define to "unsigned long".
Mon Feb 28 14:21:15 2000 Catherine Moore <[email protected]>
* config/pa/som.h (MAKE_DECL_ONE_ONLY): Define.
(ASM_WEAKEN_LABEL): Define.
Mon Feb 28 13:07:19 MET 2000 Jan Hubicka <[email protected]>
* expr.c (store_constructor): Do not emit USE.
* rtl.h (stupid_life_analysis): Remove.
Mon Feb 28 07:03:27 2000 Richard Kenner <[email protected]>
* function.c (number_blocks): Reset next_block_index based on
what debugging format is used, not what is defined.
* lcm.c: Minor reformatting throughout.
(reg_dies, reg_becomes_live): Properly handle multiple hard regs.
* toplev.c (rest_of_compilation): Account for time in
optimize_mode_switching.
* jump.c (jump_optimize_1): Don't call delete_barrier_successors
if only marking labels.
Mon Feb 28 12:53:57 MET 2000 Jan Hubicka <[email protected]>
* calls.c (expand_call): Attempt to combine stack adjustments with
pending stack adjustments.
Mon Feb 28 11:34:43 2000 J"orn Rennecke <[email protected]>
* loop.c (reg_in_basic_block_p): Don't abort when falling through
to the end of the function.
2000-02-27 Mark Mitchell <[email protected]>
* emit-rtl.c (remove_unnecessary_notes): Remove notes for empty
blocks.
* final.c (next_block_index): Remove.
(max_block_depth): Likewise.
(pending_blocks): Likewise.
(init_final): Don't initialize them.
(final_start_function): Don't set next_block_index. Set up
BLOCK_NUMBER.
(final_scan_insn): Use BLOCK_NUMBER, not next_block_index.
* function.h (number_blocks): New function.
* function.c (get_block_vector): New function.
(identify_blocks): Use it.
(reorder_blocks): Set NOTE_BLOCK.
(number_blocks): New function.
* tree.def (BLOCK): Add documentation for TREE_ASM_WRITTEN flag.
* tree.h (BLOCK_NUMBER): New macro.
(tree_block): Add block_num field.
* dbxout.c (next_block_number): Remove.
(dbxout_init): Don't set it.
(dbxout_block): Only output blocks that have TREE_ASM_WRITTEN
set. Use BLOCK_NUMBER, rather than next_block_num, to determine
block numbers.
* toplev.c (rest_of_compilation): Always call
find_loop_tree_blocks. Fix indentation.
* dwarf2out.c (next_block_number): Remove.
(gen_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
to determine block numbers.
(gen_inlined_subroutine_die): Likewise.
(gen_block_die): Only output blocks that have TREE_ASM_WRITTEN set.
(decls_for_scope): Don't increment next_block_number.
* dwarfout.c (next_block_number): Remove.
(output_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
to determine block numbers.
(output_inlined_subroutine_die): Likewise.
(output_block): Only output blocks that have TREE_ASM_WRITTEN set.
(output_decls_for_scope): Don't increment next_block_number.
* sdbout.c (next_block_number): Remove.
(sdbout_block): Use BLOCK_NUMBER.
(sdbout_begin_block): Simplify.
* xcoffout.c (next_block_number): Remove.
(xcoffout_block): Use BLOCK_NUMBER, not next_block_number.
(xcoffout_begin_block): Don't set next_block_number.
(xcoffout_begin_function): Likewise. Use BLOCK_NUMBER, not
next_block_number.
Sun Feb 27 16:40:33 2000 Richard Kenner <[email protected]>
* builtins.c (c_strlen): Use size_diffop and return ssizetype value.
(expand_builtin_strcpy): Pass correct type to size_binop.
(expand_builtin_strcmp): Likewise.
Clean up conditional structure.
* c-decl.c (init_decl_processing): Don't call set_sizetype twice.
(complete_array_type): Don't use size_binop for MAXINDEX.
* c-typeck.c (c_sizeof): Use size_one_node and TYPE_SIZE_UNIT.
(c_sizeof_nowarn, c_size_in_bytes): Likewise.
(c_alignof): Use size_one_node.
(build_unary_op): Pass arg of proper type to size_binop.
(really_start_incremental_init, push_init_level): Use sizetype for
constructor{,_bit,_unfilled}_index.
(pop_init_label, output_init_element): Likewise.
(output_pending_init_elements, process_init_element): Likewise.
* calls.c (compute_argument_block_size): Field VAR is ssizetype.
* expr.c (store_expr): Use size_int.
(store_constructor): Use proper types for size_binop args.
(get_inner_reference, expand_expr, case ARRAY_REF): Likewise.
(expand_expr_unaligned): Likewise.
(string_contant): Return object of sizetype.
* expr.h (SUB_PARM_SIZE): Call size_diffop and pass proper types.
(ARGS_SIZE_RTX): Call ARGS_SIZE_TREE.
(ARGS_SIZE_TREE): Pass proper types to size_binop.
* fold-const.c (int_const_binop): Refine when size_int is called.
(fold_convert): Likewise.
(size_int_wide): Rework to take KIND as arg, only take low order
bits, handle new sizetype_tab datatype, and chain entries in
size_table.
(size_int_type_wide): New function.
(size_binop): Validate types of arguments.
(ssize_binop): Deleted.
(size_diffop): New function.
(extract_muldiv): Only fold division into multiplication for sizetypes.
* function.c (assign_parms): Use size_diffop and make sure
VAR field is of ssizetype; also pass proper type to size_binop.
(locate_and_pad_parm, pad_to_arg_alignment): Likewise.
(round_down): Deleted from here.
* store-layout.c (sizetype_tab): Now an array.
(sizetype_set, early_root_list): New variables.
(variable_size): Use size_one_node.
(round_up): Pass proper type to size_binop.
(round_down): Moved to here and corrected as above.
(layout_record): Pass proper arg types to size_binop.
(layout_type): Likewise.
If sizetype_set is zero, record the type just laid out.
(make_unsigned_type): Don't call set_sizetype;
(make_signed_type): Likewise; also, call fixup_signed_type.
(initialize_sizetypes): New function.
(set_sizetype): Make copy of types, set TYPE_IS_SIZETYPE, and
set name of bitsizetype to "bit_size_type".
Fix up type of sizes of all types made before call.
* tm.texi (ROUND_TYPE_SIZE_UNIT): New macro.
* tree.c (fix_sizetype): Deleted.
(build_common_tree_nodes): Call initialize_sizetypes.
(build_common_tree_nodes_2): Don't call fix_sizetype.
* tree.h (TYPE_IS_SIZETYPE): New macro.
(initialize_sizetype): New declaration.
(enum size_type_kind): New type.
(struct sizetype_tab): Deleted.
(sizetype_tab): Now array; adjust sizetype macros.
(size_diffop, size_int_type_wide): New functions.
(size_int_wide): Change number of args and type; access macros changed.
(ssize_int, sbitsize_int): New macros.
* config/i960/i960.h (ROUND_TYPE_SIZE): Use size_int.
(ROUND_TYPE_SIZE_UNIT): New macro.
2000-02-27 Zack Weinberg <[email protected]>
* c-lex.c (putback_buffer): Make 'buffer' an unsigned char *.
Sun Feb 27 07:44:17 2000 Richard Kenner <[email protected]>
* gcov-io.h (__fetch_long, __store_long, __read_long, __write_long):
Mark as possibly unused.
* cse.c (cse_insn): Delete dead code involving tablejump.
Pass CODE_LABEL, not LABEL_REF to gen_jump and reset INSN_CODE.
* Makefile.in (libcpp.a): Start by deleting it.
2000-02-27 Alexandre Oliva <[email protected]>
* cpplib.h (enum file_change_code): Added rename_file.
* cpplib.c (do_line): If a filename is given, set file_change to
rename_file.
(output_line_command): If file_change is rename_file, always
output a # directive with the file name.
* cpplib.c (do_pragma): Accept #pragma without consecutive token.
2000-02-26 Mark Mitchell <[email protected]>
* integrate.c (copy_decl_for_inlining): Preserve TREE_ADDRESSABLE
when copying a PARM_DECL or RESULT_DECL.
2000-02-26 Kaveh R. Ghazi <[email protected]>
* fix-header.c (recognized_function): Also fix prototypes for
functions taking "void".
2000-02-26 Geoff Keating <[email protected]>
* reload1.c (do_output_reload): Check reg_reloaded_valid before
looking at reg_reloaded_contents.
2000-02-26 Zack Weinberg <[email protected]>
* Makefile.in (STMP_FIXINC): New toggle.
(LIBGCC2_DEPS): Delete all references.
(stmp-headers): Delete target. All references either deleted
or changed to stmp-int-headers.
(all.cross): Don't depend on stmp-headers or STMP_FIXPROTO.
(LIBCPP_OBJS): Take out cppalloc.o.
(cppalloc.o): Delete target.
(stmp-int-hdrs): Depend on $(STMP_FIXINC).
(gen-protos, fix-header): Link with libiberty.a.
* build-make: Don't change FIXINCLUDES. Override STMP_FIXINC
to empty.
* configure.in: Remove refs to strerror.
* acconfig.h: Take out NEED_DECLARATION_STRERROR.
* system.h: Take out strerror stanza.
* cpperror.c (my_strerror): Delete function.
(cpp_error_from_errno, cpp_notice_from_errno): Use xstrerror.
* cppmain.c (main): Call xmalloc_set_program_name first thing.
* cppalloc.c: Delete file.
* gen-protos.c: Don't provide xrealloc.
* fixinc/fixincl.c, fixinc/fixlib.c, fixinc/procopen.c: Use
xstrerror throughout.
2000-02-26 Bruce Korb <[email protected]>
* fixinc/inclhack.def (undefine_null): the bypass pattern needs to
match for DOS headers, too.
* fixinc/inclhack.sh,fixincl.x: Regenerate.
2000-02-26 Geoff Keating <[email protected]>
* config/elfos.h (ASM_OUTPUT_LABELREF): Don't define. The default
is right for most ELF targets.
* config/ns32k/ns32k.h (ASM_OUTPUT_LABELREF): Don't define.
Let the default file use %U properly.
* config/sh/elf.h (ASM_OUTPUT_LABELREF): Don't define. Use the
default.
* config/fp-bit.c (pack_d): Properly handle rounding of denormal
numbers.
Sat Feb 26 09:39:16 2000 Richard Kenner <[email protected]>
* toplev.c (documented_lang_options): Correct spelling error.
(decode_d_option, decode_f_option, main): Likewise.
* toplev.c (print_time): Avoid SIGFPE when all_time is zero.
* config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Use .set at
to tell assembler it is permitted to expand large constants.
2000-02-25 Mumit Khan <[email protected]>
* protoize.c: (AUX_INFO_SUFFIX): New macro.
(aux_info_suffix): Use.
(SAVE_SUFFIX): New macro.
(save_suffix): Use.
(munge_compile_parms): Fix typo in NUL. DJGPP supports /dev/null.
(gen_aux_info_file): Use aux_info_suffix instead of ".X".
(edit_file): Handle 8.3 restriction for DOS/DJGPP filenames.
* invoke.texi (Running Protoize): Update documentation.
2000-02-25 Mark Elbrecht <[email protected]>
* i386/djgpp.h (CPP_PREDEFINES): Remove Unix defines.
2000-02-25 John Wehle ([email protected])
* rtlanal.c (find_last_value): Allow NULL_RTX for valid_to.
2000-02-25 Anthony Green <[email protected]>
* toplev.c (rest_of_compilation): Rebuild jump labels if
combine_instructions has created a new direct jump.
* combine.c (try_combine): Add new_direct_jump_p argument. Set it
when appropriate.
(combine_instructions): Call try_combine with new argument.
Return non-null value when new direct jump instruction is created.
* rtl.h: combine_instructions returns an int.
Fri Feb 25 19:49:08 2000 Jeffrey A Law ([email protected])
* cse.c (cse_insn): Replace the PATTERN of the insn with an new
jump when changing a computed jump into a jump to a known
target.
Fri Feb 25 19:22:44 2000 Graham Stott <[email protected]>
* resource.c (mark_referenced_resources): Changed use SET_DEST (...)
to XEXP (..., 0) on RTL nodes which are not SET or CLOBBER.
* i386.md (define_expand "clrstrsi"): Fix typo.
Fri Feb 25 18:49:39 2000 "K. Richard Pixley" <[email protected]>
* rtl.texi: Fix typo.
Fri Feb 25 20:02:35 2000 J"orn Rennecke <[email protected]>
* sh.c (calc_live_regs): Multiply value assigned to *COUNT_PTR by
UNITS_PER_WORD. Change caller initial_elimination_offset.
(rounded_frame_size): Take into account that argument pushed has
changed. Fix TARGET_ALIGN_DOUBLE problem.
2000-02-25 Geoff Keating <[email protected]>
* haifa-sched.c (schedule_block): Explain the real reason
we delete REG_SAVE_NOTEs on the first insn of a block.
Don't delete REG_SAVE_NOTES for NOTE_INSN_SETJMP.
2000-02-24 Mark Mitchell <[email protected]>
* input.h (push_srcloc): New function.
(pop_srcloc): Likewise.
* toplev.c (push_srcloc): Define it.
(pop_srcloc): Likewise.
2000-02-24 Richard Henderson <[email protected]>
* flow.c (life_analysis): When collecting reg info, clear
regs_ever_live.
Thu Feb 24 22:06:52 2000 J"orn Rennecke <[email protected]>
Fix bug exposed by reload.c no longer rounding the frame
size to BIGGEST_ALIGNMENT:
* sh.c (rounded_frame_size): New function.
(sh_expand_prologue, sh_expand_epilogue): Use it.
(initial_elimination_offset): Likewise.
Thu Feb 24 20:04:11 2000 J"orn Rennecke <[email protected]>
Fix breakage from 6th Feb thread_prologue_and_epilogue_insns change:
* sh-protos.h (sh_need_epilogue): Declare.
* sh.c (sh_need_epilogue_known): New static variable.
(sh_need_epilogue): New function.
(function_epilogue): Clear need_epilogue_known.
* sh.md (return): Split into expander / insn pattern.
Make the expander conditional on ! sh_need_epilogue ().
2000-02-24 Nathan Sidwell <[email protected]>
* machmode.h (get_mode_alignment): Declare.
(GET_MODE_ALIGNMENT): Call it.
* stor-layout.c (get_mode_alignment): New function. Make
sure alignment is always power of 2.
2000-02-23 Zack Weinberg <[email protected]>
* i386.h: Remove useless definition of "I386" and misleading
comment above it.
2000-02-23 Zack Weinberg <[email protected]>
* tree.h (TREE_SET_PERMANENT): New macro. Document conditions
under which TREE_PERMANENT will be set.
* tree.c (make_node, copy_node, make_tree_vec, tree_cons,
build1): Use TREE_SET_PERMANENT.
* print-tree.c (print_node): Don't report value of
TREE_PERMANENT if ggc_p is true.
* c-common.c (c_get_alias_set): Don't use TREE_PERMANENT to
decide whether to give a type a new alias set.
* objc/objc-act.c (build_objc_string_object): Never copy the string.
* tree.c (make_node): Set DECL_IN_SYSTEM_HEADER irrespective
of value of 'obstack'.
2000-02-24 Michael Hayes <[email protected]>
* config/c4x/c4x.c (c4x_process_after_reload): Split all insns.
2000-02-23 Alexandre Oliva <[email protected]>
* cpplib.h (enum cpp_token): Added CPP_WCHAR and CPP_WSTRING.
* cpplib.c (cpp_get_token): Produce them.
* cppexp.c (cpp_lex): Handle them.
2000-02-23 Nick Clifton <[email protected]>
* config/arm/arm.c (arm_comp_type_attributes): Simply and
comment tests on type attributes.
Wed Feb 23 16:42:21 2000 J"orn Rennecke <[email protected]>
* final.c (shorten_branches): Make value passed to LOOP_ALIGN
conform to documentation.
* sh.h (LOOP_ALIGN): If aligning loops, call sh_loop_align
to check for special cases.
* sh-protos.h (sh_loop_align): Declare.
* sh.c (sh_loop_align): Define.
2000-02-22 Andrew Haley <[email protected]>
* config/mips/mips.h (GAS_ASM_SPEC): Pass -mgp32/-mgp64 to gas.
(SIZE_TYPE): Is 32 bits when using -mgp32.
(PTRDIFF_TYPE): Ditto.
Wed Feb 23 07:26:27 2000 Richard Kenner <[email protected]>
* diagnostic.c (init_output_buffer): Handle case of null PREFIX.
2000-02-23 Zack Weinberg <[email protected]>
* config/i386/i386.h: If IN_TARGET_LIBS is defined, make
BIGGEST_FIELD_ALIGNMENT a constant.
2000-02-21 Jason Merrill <[email protected]>
* dwarf2out.c (output_line_info): Put the marker for the end of
the line number info at the actual end.
(gen_struct_or_union_type_die): Use decl_function_context
to check for local classes.
* dwarfout.c (output_type): Likewise.
Tue Feb 22 01:38:57 2000 Jeffrey A Law ([email protected])
* pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Handle pass-by-reference
for arguments with a mode, but no type.
(FUNCTION_ARG_CALLEE_COPIES): Similarly.
* t-pa (LIB2FUNCS_EXTRA): Add quadlib.asm.
* pa/long_double.h: New file.
* configure.in (hpux10, hpux11 configurations): hpux10 and hpux11
both have 128bit wide long doubles.
* configure: Rebuilt.
2000-02-21 Kaveh R. Ghazi <[email protected]>
* defaults.h (ASM_OUTPUT_ASCII): Constify a char*.
* flow.c (get_common_dest, chain_reorder_blocks, make_reorder_chain,
fixup_reorder_chain, skip_insns_between_block): Add static prototypes.
(life_analysis): Wrap variable `i' with macro ELIMINABLE_REGS.
* haifa-sched.c (rank_for_schedule): Don't cast away const-ness.
* integrate.c (compare_blocks, find_block): Likewise.
* rtl.c (fatal_with_file_and_line): Add ATTRIBUTE_PRINTF_2.
* rtl.h (set_file_and_line_for_stmt): Constify a char*.
* stmt.c (stmt_status, set_file_and_line_for_stmt,
expand_asm_operands): Likewise.
Mon Feb 21 17:06:27 2000 Jason Eckhardt <[email protected]>
* predict.c (estimate_probability): Added the pointer heuristic to
the collection of static branch predictors.
2000-02-21 Catherine Moore <[email protected]>
* config/mips/mips.h (ASM_SPEC): Add -mfix700.
* invoke.texi (-mfix7000): Document.
2000-02-21 Gabriel Dos Reis <[email protected]>
* diagnostic.c (init_output_buffer): Make it possible to output at
least 32 characters if we're given a too long prefix.
2000-02-20 Mark Mitchell <[email protected]>
* varasm.c (initializer_constant_valid_p): Call
lang_expand_constant to simplify the constant.
2000-02-20 Bruce Korb <[email protected]>
* fixinc/inclhack.def(stdio_va_list):
typedef needs to be disabled.
* fixinc/inclhack.sh: regen
* fixinc/fixincl.x: regen
2000-02-20 Geoff Keating <[email protected]>
* print-rtl.c (print_rtx): Don't print addresses when
flag_dump_unnumbered.
2000-02-20 Kaveh R. Ghazi <[email protected]>
* sparc.c (sparc_output_scratch_registers): Mark parameter with
ATTRIBUTE_UNUSED.
(sparc_va_arg, sparc_flat_output_function_prologue,
sparc_flat_output_function_epilogue): Cast value to unsigned in
comparison.
(sparc_emit_float_lib_cmp): Remove unused variable `cmp'.
* sparc.md: Add default case in switch.
2000-02-19 Richard Henderson <[email protected]>
* c-typeck.c (add_pending_init): Don't abort for multiple
fields at the same offset.
(pending_init_member): Test the correct member.
2000-02-19 Herman A.J. ten Brugge <[email protected]>
* except.c (start_dynamic_handler) : Use TYPE_MODE (integer_type_node)
instead of SImode.
(start_catch_handler) : Same.
2000-02-19 Brad Lucier ([email protected])
* Makefile.in: Have flow.o depend on $(EXPR_H)
Sat Feb 19 18:43:13 2000 Richard Kenner <[email protected]>
* c-common.c (decl_attributes): Set DECL_SIZE_UNIT.
* c-decl.c (duplicate_decls, finish_enum): Likewise.
(finish_decl): Remove -Wlarger-than code from here.
* flags.h (id_clash_len): Now int.
(larger_than_size): Now HOST_WIDE_INT.
* fold-const.c (size_int_wide): No more HIGH parm; NUMBER is signed.
Clean up checking to see if in table.
(make_bit_field_ref): Remove extra parm to bitsize_int.
* ggc-common.c (ggc_mark_tree_children): Mark DECL_SIZE_UNIT.
* print-tree.c (print_node): Print DECL_SIZE_UNIT and TYPE_SIZE_UNIT.
* stmt.c (expand_decl): Use DECL_SIZE_UNIT for stack checking size
and for computing size of decl.
* stor-layout.c (layout_decl): Set DECL_SIZE_UNIT.
Move -Wlarger-than code to here.
(layout_record): Remove extra arg to bitsize_int.
Set TYPE_BINFO_SIZE_UNIT.
(layout_union): Remove extra arg to bitsize_int.
Use proper type for size of QUAL_UNION.
(layout_type): Remove extra arg to bitsize_int.
* toplev.c (id_clash_len): Now int.
(larger_than_size): Now HOST_WIDE_INT.
(decode_W_option): Clean up id-clash and larger-than- cases.
* tree.c (get_identifier, maybe_get_identifier): Remove unneeded casts.
(expr_align, case FUNCTION_DECL): DECL_ALIGN is not defined.
* tree.h (BINFO_SIZE_UNIT, TYPE_BINFO_SIZE_UNIT, DECL_SIZE_UNIT): New.
(struct tree_decl): New field size_unit.
(size_int_wide): No HIGH operand; NUMBER is now signed.
(size_int_2): Deleted.
(size_int, bitsize_int): Don't use it and rework args.
* varasm.c (assemble_variable, output_constructor): Use DECL_SIZE_UNIT.
Fri Feb 18 20:01:58 2000 Jeffrey A Law ([email protected])
* pa/quadlib.asm (_U_QFgt, _U_Qfge): Fix flags for _U_Qfcmp call.
2000-02-18 Geoff Keating <[email protected]>
* invoke.texi (Warning Options): Add an explanation of why
you might want the -Wfloat-equal flag.
Fri Feb 18 20:08:57 2000 Richard Kenner <[email protected]>
* bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
* cppinit.c (new_pending_define): Add cast to avoid warning.
* expmed.c (extract_bit_field): Likewise.
* flow.c (enum reorder_skip_type): New type.
(skip_insns_between_blcok): New it.
Rework to avoid warning about possibly undefined variable.
* function.c (assign_parms): Make thisparm_boundary unsigned.
* genrecog.c (write_switch): Cast XWINT result to int.
* lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
* mips-tfile.c (init_file): Make two versions of FDR initializer:
one for MIPS and one for Alpha.
(get_tag, copy_object): Add casts to avoid warnings.
* optabs.c (init_one_libfunc): Cast NAME to (char *).
* reload.c (find_reloads): Make TYPE enum reload_type.
* sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
* unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
* varasm.c (compare_constant_1): Add cast to avoid warning.
* config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
to (char *).
(alpha_expand_unaligned_load, alpha_expand_unaligned_store):
Cast switch operand of size to int.
(alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
* config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
in unhandled case.
2000-02-18 Nick Clifton <[email protected]>
* config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate
anything for an alignment of zero.
* config/arm/thumb.h (ASM_OUTPUT_ALIGN): Do not generate
anything for an alignment of zero.
2000-02-18 Martin von Löwis <[email protected]>
* gcc.texi (Bug Reporting): Refer to bugs.html.
(Bug Lists): Likewise.
* system.h (GCCBUGURL): New preprocessor define.
* rtl.c (fancy_abort): Use it.
* gcc.c (main): Likewise.
2000-02-18 Richard Henderson <[email protected]>
* flow.c (INSN_VOLATILE, SET_INSN_VOLATILE, uid_volatile): Remove.
(life_analysis_1): Subsume into ...
(life_analysis): ... here. Force PROP_REG_INFO off after reload.
Use update_life_info for the relaxation.
(update_life_info): Update REG_BASIC_BLOCK for registers live on
entry and regs_live_at_setjmp.
(set_noop_p): Simplify.
(notice_stack_pointer_modification_1): Renamed from s/_1//.
(record_volatile_insns): Split into ...
(delete_noop_moves): ... here,
(notice_stack_pointer_modification): ... here,
(insn_dead_p): ... and here.
(propagate_block): Don't query INSN_VOLATILE.
(mark_used_regs): Mind !PROP_REG_INFO.
* toplev.c (rest_of_compilation): Call mark_constant_function here,
not in life_analysis.
Fri Feb 18 01:29:22 EST 2000 John Wehle ([email protected])
* loop.c (canonicalize_condition): New function,
broken out of get_condition.
(get_condition): Use it.
* expr.h (canonicalize_condition): Prototype it.
* tree.h (tree_int_cst_msb): Declare.
* tree.c (tree_int_cst_msb): New function.
2000-02-17 Mark Mitchell <[email protected]>
* stmt.c (set_file_and_line_for_stmt): Don't crash if cfun->stmt
isn't set.
* invoke.texi (-fmessage-length=n): Document.
2000-02-17 Jason Merrill <[email protected]>
* bitmap.c (bitmap_operation): Don't leak bitmap elements.
2000-02-17 Mark Mitchell <[email protected]>
* function.c (thread_prologue_and_epilogue_insns): Put a line note
after the prologue.
2000-02-17 Nick Clifton <[email protected]>
* config/arm/thumb.c: Replace includes of system headers with
#include "system.h".
2000-02-16 Richard Henderson <[email protected]>
* configure.in (alpha-linux*, alpha-netbsd) [extra_parts]:
Add crtbeginS.o and crtendS.o.
* alpha/elf.h (STARTFILE_SPEC): Use crtbeginS.o.
(ENDFILE_SPEC): Use crtendS.o.
* alpha/t-crtbe (crtbeginS.o, crtendS.o): New targets.
* alpha/crtbegin.asm (__do_frame_takedown): Merge into ...
(__do_global_dtors_aux): ... here. Call __cxa_finalize if
shared and present.
(__dso_handle): New variable.
* alpha/crtend.asm (__do_global_ctors_aux): Remove runtime
bias to __CTOR_END__.
2000-02-16 Richard Henderson <[email protected]>
* Makefile.in (s-crtS, crtbeginS, crtendS): Prefix usage with $(T).
Wed Feb 16 21:40:04 2000 Hans-Peter Nilsson <[email protected]>
* longlong.h (__clz_tab): Declare as static to match definition.
2000-02-16 Mark Elbrecht <[email protected]>
* i386/xm-djgpp.h (LIBSTDCXX): Delete. Moved to config/i386/djgpp.h.
(XREF_FILE_NAME): Define.
* i386/djgpp.h (DATA_SECTION_ASM_OP): Define.
(EH_FRAME_SECTION_ASM_OP): Define.
(IDENT_ASM_OP): Define.
(TEXT_SECTION_ASM_OP): Define.
(CPP_SPEC): Define.
(CTORS_SECTION_ASM_OP): Define.
(CTOR_SECTION_FUNCTION): Use it.
(DTORS_SECTION_ASM_OP): Define.
(DTOR_SECTION_FUNCTION): Use it.
2000-02-16 Zack Weinberg <[email protected]>
* reg-stack.c (emit_swap_insn): Do not put a new insn before a
NOTE_BASIC_BLOCK.
* flow.c (dump_regset, debug_regset, dump_bb, debug_bb,
debug_bb_n): New functions.
(dump_flow_info, print_rtl_with_bb): Use dump_regset.
* basic-block.h: Prototype new functions.
Wed Feb 16 21:07:53 2000 Denis Chertykov <[email protected]>
* configure.in: Add support for avr target.
* configure: Rebuilt.
* invoke.texi: Add AVR invocation docs.
* install.texi: Add information about AVR.
* md.texi: Add AVR constraint letters description.
* extend.texi: Add description for AVR specific attributes.
2000-02-16 Jason Merrill <[email protected]>
* fixinc/fixinc.svr4: Wrap byteorder.h with extern "C".
2000-02-16 Nick Clifton <[email protected]>
* emit-rtl.c (emit_insn): Move RTL check into make_insn_raw.
(make_insn_raw): Move RTL check here.
2000-02-16 Kaveh R. Ghazi <[email protected]>
* version.c: Include gansidecl.h and version.h.
* version.h: Wrap entire file in macro __GCC_VERSION_H__.
* configure.in (gcc_version): When setting, narrow search to
lines containing `version_string'.
* Makefile.in (mainversion): Likewise.
(GCC_H): New variable.
(gcc.h): Delete target.
(gcc.o, gccspec.o, cppspec.o): Depend on $(GCC_H), not gcc.h.
(version.o): Depend on version.h.
(dbxout.o): Don't depend on gcc.h.
Wed Feb 16 15:04:49 2000 Hans-Peter Nilsson <[email protected]>
Michael Meissner <[email protected]>
* md.texi (Simple Constraints): Add item about whitespace.
* genoutput.c (strip_whitespace): New.
(scan_operands) [MATCH_OPERAND, MATCH_SCRATCH]: Call
strip_whitespace for constraints.
Test pointer using NULL, not 0.
2000-02-16 Alexandre Oliva <[email protected]>
* cpplib.c (do_line): Pedwarn for #line > 32767.
* c-lex.c (readescape): Warn about '\x', but do not reject it.
2000-02-15 Jonathan Larmour <[email protected]>
* gcc.c (default_compilers): Add new __GNUC_PATCHLEVEL__ define
to default cpp spec.
(do_spec_1): Add support for %v3 spec used by __GNUC_PATCHLEVEL__.
* cpp.texi: Document __GNUC_PATCHLEVEL__.
* cpp.1: Likewise.
* objc/lang-specs.h: Add new __GNUC_PATCHLEVEL__ define to
default spec.
2000-02-15 Denis Chertykov <[email protected]>
* configure.in: Add support for avr target.
Wed Feb 16 03:21:43 2000 J"orn Rennecke <[email protected]>
* sh.h (OVERRIDE_OPTIONS): Don't set sh_addr_diff_vec_mode.
(sh_addr_diff_vec_mode): Don't declare.
* sh.c (sh_addr_diff_vec_mode): Delete.
Wed Feb 16 01:27:52 2000 J"orn Rennecke <[email protected]>
* sh.md (mulsi3_highpart): Add REG_EQUAL note to last insn.
Wed Feb 16 00:58:06 2000 J"orn Rennecke <[email protected]>
* sh.md (udivsi3_i1, divsi3_i1, umulhisi3_i, mulhisi3_i): Name.
(smulsi3_highpart_i): Name.
(udivsi3): Wrap emitted insns in REG_LIBCALL / REG_RETVAL notes.
(divsi3, mulhisi3, umulhisi3, mulsidi3, umulsidi3): Likewise.
(smulsi3_highpart, umulsi3_highpart): Likewise.
(mulsidi3_i, umulsidi3_i): Make rtl describe operation
correctly independent of endianness.
(mulsidi3, umulsidi3): Now define_insn. Hide details that
confuse the optimizers.
(mulsidi3+1, umulsidi3+1): New define_split.
Tue Feb 15 23:22:26 2000 Andrew Haley <[email protected]>
* config/sh/sh.md: Guard insn splits against illegal registers.
* config/sh/sh.h: Correct comment about macros.
Tue Feb 15 22:30:36 2000 J"orn Rennecke <[email protected]>
Andrew MacLeod <[email protected]>
* Makefile.in (lcm.o): Depend on insn-attr.h.
* basic-block.h (optimize_mode_switching): Declare.
* lcm.c (tm_p.h, insn-attr.h): #include.
(seginfo, bb_info): New structs.
(antic, transp, comp, delete, insert) : New file-scope static variables.
(new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions.
(reg_becomes_live, optimize_mode_switching): Likewise.
* tm.texi: Add description of mode switching macros.
* toplev.c (rest_of_compilation): Call optimize_mode_switching.
* sh-protos.h (remove_dead_before_cse): Remove prototype.
(fldi_ok, fpscr_set_from_mem): New prototypes.
* sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set.
(CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS):
Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
(sh_flag_remove_dead_before_cse): Remove declaration.
(NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros.
(MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise.
(MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
* sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
(barrier_align): Allow for JUMP_INSNS containing a parallel.
(machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set.
(fldi_ok): New function.
(get_fpscr_rtx): Add fpscr_rtx as GC root.
(emit_sf_insn): Only generate fpu switches when optimize < 1.
(emit_df_insn): Likewise.
(expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete.
(sh_flag_remove_dead_before_cse): Delete.
(get_free_reg, fpscr_set_from_mem): New functions.
* sh.md (movdf, movsf): Remove no_new_pseudos code.
(return): Remove emit_fpscr_use / remove_dead_before_cse calls.
2000-02-15 Loren Rittle <[email protected]>
* ginclude/stddef.h: Correct usage of _BSD_RUNE_T_ for FreeBSD.
2000-02-15 Kaveh R. Ghazi <[email protected]>
* Makefile.in (TREE_H, collect2.o, gcc.h, mips-tfile.o, cccp.o,
cpphash.o, cppinit.o, protoize.o, unprotoize.o): Depend on version.h.
* cccp.c: Include version.h and/or don't declare `version_string'.
* collect2.c: Likewise.
* alpha.c: Likewise.
* arm/aof.h: Likewise.
* arm/coff.h: Likewise.
* arm/elf.h: Likewise.
* arm/pe.h: Likewise.
* arm/tcoff.h: Likewise.
* arm/telf.h: Likewise.
* arm/tpe.h: Likewise.
* arm/vxarm.h: Likewise.
* convex/convex.c: Likewise.
* i386/dgux.c: Likewise.
* i386/sun386.h: Likewise.
* m88k/m88k.c: Likewise.
* mcore/mcore-pe.h: Likewise.
* mips/mips.h: Likewise.
* romp/romp.h: Likewise.
* sh/sh.c: Likewise.
* cpphash.c: Likewise.
* cppinit.c: Likewise.
* dwarf2out.c: Likewise.
* dwarfout.c: Likewise.
* gcc.c: Likewise.
* gcc.h: Likewise.
* mips-tfile.c: Likewise.
* protoize.c: Likewise.
* toplev.c: Likewise.
* tree.h: Likewise.
* version.c (version_string): Constify a char*.
* version.h: New file.
2000-02-14 Nick Clifton <[email protected]>
* configure.in: Add mcore-elf and mcore-pe targets.
* configure: Regenerate.
* NEWS: Add note that MCore port has been contributed.
* invoke.texi: Document command line switches for MCore port.
* install.texi: Add MCore to list of supported targets.
2000-02-14 Geoff Keating <[email protected]>
* collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
then we will need to import the frame handling functions.
(scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
to import the frames themselves.
Mon Feb 14 13:31:01 2000 Stan Cox <[email protected]>
Jason Eckhardt <[email protected]>
* basic_block.h: Added prototype for reorder_basic_blocks.
* toplev.c: Changes to add -freorder-blocks and graph dump after
block reordering is done.
* flow.c (reorder_block_def): New structure for use during block
reordering.
(REORDER_BLOCK_*): New macros to access members of above structure.
(skip_insns_between_block, get_common_dest, chain_reorder_blocks,
make_reorder_chain, fixup_reorder_chain, reorder_basic_blocks): New
functions for block reordering.
Mon Feb 14 11:24:44 2000 Hans-Peter Nilsson <[email protected]>
* gcc.texi (Passes): Fix typo.
* md.texi (Standard Names): Ditto.
* tm.texi (Storage Layout): Ditto.
2000-02-13 Zack Weinberg <[email protected]>
* cpplib.c (do_define): Only free the old definition if it
actually had one.
2000-02-13 Neil Booth <[email protected]>
* cppfiles.c (read_and_prescan): When emitting deferred
newlines, test speccase[] again instead of checking each
possible whitespace character in turn. When we encounter \r,
look behind for \n first, then ahead.
2000-02-13 Zack Weinberg <[email protected]>
* cse.c (cse_altered): New internal flag.
(cse_insn): Set it if we changed an insn.
(cse_main): Clear cse_altered before each basic block.
Only garbage collect if cse_altered is true afterward.
Sun Feb 13 14:12:28 2000 Rainer Orth <[email protected]>
* sparc/sol2.h (LIB_SPEC): Link -ldl if profiling.
Sun Feb 13 13:21:55 2000 Jeffrey A Law ([email protected])
* combine.c (simplify_comparison): Fix typo.
Sun Feb 13 12:57:52 2000 Neil Booth <[email protected]>
* prefix.c (concat, lookup_key): Use xmalloc and xrealloc
consistently.
2000-02-13 Michael Hayes <[email protected]>
* flow.c (flow_loop_tree_node_add): Use better algorithm by passing
previously inserted node instead of root node. Caller changed.
2000-02-13 Michael Hayes <[email protected]>
* basic-block.h (FLOW_LOOP_FIRST_BLOCK, FLOW_LOOP_LAST_BLOCK): Delete.
2000-02-12 Kaveh R. Ghazi <[email protected]>
* crtstuff.c (__do_global_ctors_aux, __reg_frame_ctor,
__dereg_frame_dtor): Add prototype argument.
* gthr-dce.h (__gthread_active_p, __gthread_once): Likewise.
* gthr-posix.h (__gthread_active_p, __gthread_once): Likewise.
* gthr-solaris.h (__gthread_active_p, __gthread_once): Likewise.
* gthr-vxworks.h (__gthread_once): Likewise.
* gthr-win32.h (__gthread_active_p, __gthread_once): Likewise.
Sat Feb 12 01:44:26 MET 2000 Jan Hubicka <[email protected]>
* i386.c (ix86_emit_restore_regs_using_mov): Break out from ...
(ix86_expand_epilogue): ... here. Use mov instead of add to restore
stack pointer in functions w/o saved registers, output LEAVE more often
on TARGET_USE_LEAVE machines.
2000-02-07 Dmitri Makarov <[email protected]> & Bernd Schmidt <[email protected]>
* config/arm/arm.c (arm_init_cumulative_args); New function:
Initlaise the CUMULATIE_ARGS strcuture for a function
definition.
(arm_function_arg): New function: Determine where to place a
function's argument. Also handles deciding the function's
call cookie.
(current_file_function_operand): New function: Return true if
the symbol is a function which has already been compiled.
(arm_is_long_call_p): New function: Return true if the
indicated function should be called via a long call.
(arm_valid_type_attribute_p): New function: Return true if the
attribute is a valid, arm specific, attribute.
(arm_comp_type_attribute): New function: Return true if the
two types have compatible, arm specific, attributes.
* config/arm/arm.h (CUMULATIVE_ARGS): Redefine to be a
structure.
(FUNCTION_ARG): Redefine to call arm_function_arg.
(FUNCTION_ARG_PARTIAL_NREGS): Redefine to use correct
structure field.
(INIT_CUMULATIVE_ARGS): Redefine to call
arm_init_cumulative_args.
(FUNCTION_ARG_ADVANCE): Redefine to use correct structure
field.
(SETUP_INCOMING_VARARGS): Redefine to use correct structure
field.
(ARM_MARK_NEARBY_FUNCTION): New macro: Mark already compiled
functions.
(ENCODE_SECTION): Add call to ARM_MARK_NEARBY_FUNCTION.
(VALID_MACHINE_TYPE_ATTRIBUTE): Define.
(COMP_TYPE_ATTRIBUTES): Define.
* config/arm/arm.md (call): Call arm_is_long_call_p to decide
if a long call is needed.
(call_value): Call arm_is_long_call_p to decide if a long call
is needed.
(call_symbol): Call arm_is_long_call_p to decide if a long call
is needed.
* config/arm/arm-protos.h: Add prototype for arm_is_long_call_p.
2000-02-11 Denis Chertykov <[email protected]>
* README.AVR: New file with information about the avr ports.
* config/avr: New directory with avr port files.
2000-02-11 Andreas Jaeger <[email protected]>
* fixinc/Makefile.in (FIXINC_DEFS): Remove unneeded @fixinc_defs@.
2000-02-11 Zack Weinberg <[email protected]>
* cpphash.c: Fix formatting, update commentary.
(dump_definition): Take three separate arguments instead of a
MACRODEF structure argument.
* cpphash.h: Update prototype of dump_definition.
* cppinit.c (cpp_finish): Update call of dump_definition.
* cpplib.c (do_define): Always create new hash entry with
T_MACRO type. Remove redundant check for redefinition of
poisoned identifier. Update call of dump_definition.
(do_undef): Don't call check_macro_name. Rename sym_length to
len.
(do_error, do_warning): Don't use copy_rest_of_line or
SKIP_WHITE_SPACE.
(do_warning): Don't use pedwarn for the actual warning,
only the notice about its not being in the standard. (Fixes
bug with #warning in system headers.)
(do_ident): Stricter argument checking - accept only a single
string after #ident. Also, macro-expand the line.
(do_xifdef): Use cpp_defined. De-obfuscate.
(do_pragma): Split out specific pragma handling to separate
functions. Use get_directive_token. Update commentary. Do
not pass on #pragma once or #pragma poison to the front end.
(do_pragma_once, do_pragma_implementation, do_pragma_poison,
do_pragma_default): New.
Feb 11 12:30:53 2000 Jeffrey A Law ([email protected])
* jump.c (jump_optimize_1): The first operand in a relational
can be a CONST_INT.
* optabs.c (emit_conditional_move): Handle relationals which
have a known true/false result.
2000-02-11 Geoff Keating <[email protected]>
* function.c (thread_prologue_and_epilogue_insns): Don't insert
a RETURN insn into a block which already ends with a jump.
2000-02-11 Geoff Keating <[email protected]>
* haifa-sched.c (BUF_LEN): Increase a lot.
2000-02-11 Nick Clifton <[email protected]>
* configure.in: Add tm_p_file specification for thumb targets.
* configure: Regenerate.
* config/arm/thumb-protos.h: New file: Prototypes for exported
functions defined in thumb.c.
2000-02-11 Robert Lipe <[email protected]>
* Makefile.in (bootstrap-lean): Remove additional files.
(bootstrap2-lean): Likewise.
(VOL_FILES): List of files for above.
2000-02-11 Nathan Sidwell <[email protected]>
* cpphash.c (special_symbol): Remove spurious argument to
cpp_lookup.
2000-02-11 Joel Sherrill ([email protected]>
* configure.in: (i*86-*-rtems*): Swapped elf and coff
stanzas.
* configure: Rebuilt.
2000-02-11 Rodney Brown <[email protected]>
* pa-protos.h: Wrap function_arg_padding in TREE_CODE #ifdef.
Fri Feb 11 02:59:05 2000 Jeffrey A Law ([email protected])
* pa.c, pa.h: Remove trigraph sequences within comments.
Fri Feb 11 02:51:56 2000 Pavel Roskin <[email protected]>
* invoke.texi (PPC Options): -mno-new-mnenomics -> -mold-mnemonics.
Fri Feb 11 02:48:30 2000 Brad Lucier ([email protected])
* sbitmap.h: Make SBITMAP_ELT_BITS unsigned.
2000-02-11 Michael Hayes <[email protected]>
* config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE.
2000-02-11 Michael Hayes <[email protected]>
* config/c4x/c4x.h (ASM_GLOBALIZE_LABEL): Use c4x_global_label.
(ASM_OUTPUT_EXTERNAL): Use c4x_external_ref.
(ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
(ASM_FILE_END): Use c4x_file_end.
* config/c4x/c4x.c (c4x_global_label): New function.
(c4x_external_ref, c4x_file_end): Likewise.
* config/c4x/c4x-protos.h (c4x_global_label): Add prototype.
(c4x_external_ref, c4x_end_file): Likewise.
2000-02-10 Zack Weinberg <[email protected]>
* cppexp.c: Don't include cpphash.h.
(parse_charconst, cpp_lex): Use cpp_defined.
(cpp_lex): Use get_directive_token throughout. Remove
unnecessary cases from switch. Move assertion-handling code
down to OTHER case.
(cpp_parse_expr): If we see '+' or '-', check the context to
determine if they are unary or binary operators. Streamline
the jumps a bit. Do not call skip_rest_of_line.
* cpplib.c: Make skip_rest_of_line and cpp_skip_hspace
static. Export get_directive_token. Update commentary.
(cpp_defined): New function.
(do_define): Remove reference to T_PCSTRING. Call
free_definition to release memory for old definition, when
redefining a macro.
(eval_if_expression): Set only_seen_white to 0 before calling
cpp_parse_expr. Call skip_rest_of_line after it returns.
(cpp_read_check_assertion): Don't preserve a pointer into the
token buffer across a call to cpp_get_token.
* Makefile.in (cppexp.o): Don't depend on cpphash.h.
* cppfiles.c (redundant_include_p): Use cpp_defined.
* cpphash.c (free_definition): New function.
(delete_macro): Use it. Update commentary.
* cpphash.h: Typedef HASHNODE here. Prototype cpp_lookup and
free_definition.
* cpplib.h: Don't typedef HASHNODE here. Delete T_PCSTRING
from enum node_type. Prototype cpp_defined and get_directive_token.
Don't prototype cpp_lookup, skip_rest_of_line, or cpp_skip_hspace.
* fix-header.c (check_macro_names): Use cpp_defined.
(read_scan_file): Set inhibit_warnings and inhibit_errors in
the options structure.
2000-02-10 Franz Sirl <[email protected]>
* c-pragma.c (maximum_field_alignment): Remove duplicate declaration.
2000-02-10 Jason Merrill <[email protected]>
* dwarf2out.c (add_abstract_origin_attribute): Check TREE_CODE (origin)
rather than die->die_tag.
Thu Feb 10 16:26:49 2000 Richard Kenner <[email protected]>
* combine.c (make_extraction, force_to_mode): Avoid warning on
mixed-signedness conditionals.
(make_field_assignment, nonzero_bits): Likewise.
* expmed.c (store_fixed_bit_field): ALIGN arg now unsigned.
(store_split_bit_field, extract_split_bit_field): Likewise.
(extract_fixed_bit_field, store_bit_field,
* expr.c: Change alignment to be unsigned everywhere.
(move_by_pieces, store_constructor_field, store_constructor):
Alignment parm is unsigned.
(emit_block_move, emit_group_load, emit_group_store): Likewise.
(clear_storage, emit_push_insn, compare_from_rtx): Likewise.
(do_compare_rtx_and_jump): Likewise.
(move_by_pieces_ninsns, clear_by_pieces): Likewise.
Compare align with GET_MODE_ALIGNMENT.
(expand_expr_unaligned): Pointer to alignment is pointer to unsigned.
(get_inner_reference): Likewise.
(copy_blkmode_from_reg, emit_push_insn): Remove unneeded casts.
(expand_assignment): Local vars for alignment now unsigned.
(store_constructor, store_field, expand_expr, do_jump): Likewise.
(do_compare_and_jump): Likewise.
(store_field): Call new function expr_align.
* expr.h (emit_block_move, emit_group_load, emit_group_store):
Alignment arg now unsigned.
(clear_storage, emit_push_insn, compare_from_rtx): Likewise.
(do_compare_rtx_and_jump, store_bit_field): Likewise.
(extract_bit_field): Likewise.
* fold-const.c (add_double): Add cast to eliminate signedness warning.
* machmode.h (GET_MODE_ALIGNMENT): Result is unsigned.
(get_best_mode): Alignment arg is unsigned.
* rtl.h (move_by_pieces): Likewise.
* store-layout.c (maximum_field_alignment, set_alignment):
Now unsigned.
(layout_decl): Alignment arg is now unsigned.
Remove unneeded casts.
(layout_record, layout_union, layout_type): Remove unneeded casts.
Local alignment variables now unsigned.
(get_best_mode): Alignment arg now unsigned.
* tree.c (expr_align): New function.
* tree.h (expr_align): Likewise.
(maximum_field_alignment, set_alignment): Now unsigned.
(get_inner_reference): Alignment argument is now pointer to unsigned.
* varasm.c (assemble_variable): Add cast to eliminate warning.
Thu Feb 10 12:56:47 2000 Jim Wilson <[email protected]>
* expmed.c (store_bit_field): If op0 and fieldmode are the same size,
then store directly into op0.
* calls.c (expand_call): When emitting a NOTE_INSN_SETJMP, search for
the CALL_INSN, and emit the note immediately after it.
2000-02-10 Nick Clifton <[email protected]>
* config/arm/thumb.md (epilogue): Include a (return) in the
generated insn, and emit it using emit_jump_insn not
emit_insn.
Thu Feb 10 18:28:59 MET 2000 Jan Hubicka <[email protected]>
* function.c (assign_temp): Change zero-sized arrays to size 1.
* integrate.c (expand_inline_function): Do not update
stack_alignment_needed
* i386.c (compute_frame_size): Remove #ifdef PREFERRED_FRAME_BOUNDARY,
add some sanity checking, remove optimization for function with
zero frame size.
2000-02-10 Kaveh R. Ghazi <[email protected]>
* flow.c (mark_regs_live_at_end): Delete unused variables.
* ggc-page.c (ggc_page_print_statistics): bzero -> memset.
* integrate.c (copy_rtx_and_substitute): Wrap variable `alignment'
in macro FRAME_GROWS_DOWNWARD.
* stmt.c (expand_end_bindings): Delete unused variable.
* unroll.c (iteration_info): Mark parameter `loop' with
ATTRIBUTE_UNUSED.
2000-02-10 Alexandre Oliva <[email protected]>
* fixinc/server.c (load_data): Return NULL if the marker line is
not found.
(run_shell): If load_data returns NULL, retry the command once, in
a new shell.
* configure: Rebuilt.
2000-02-09 Bruce Korb <[email protected]>
* gcc/fixincludes: ** DELETED **
* gcc/fixcpp: ** DELETED **
* gcc/fixinc-nt.sed: ** DELETED **
* gcc/just-fixinc: ** DELETED **
* gcc/Makefile.in: Removed out-dated commentary
* gcc/configure.in: Removed fast-fixincludes disablement.
* MAINTAINERS(Ian Taylor) moved to "Write after approval" group.
2000-02-09 Clinton Popetz <[email protected]>
* function.c (thread_prologue_and_epilogue_insns): Uncomment
last change.
2000-02-09 Richard Henderson <[email protected]>
* jump.c (delete_insn): Don't delete user labels at -O0.
2000-02-09 Robert Lipe <[email protected]>
* Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS.
Don't link with HOST_LIBS.
2000-02-09 Zack Weinberg <[email protected]>
* configure.in: Correct --help text for --with-dwarf2.
Put tm-dwarf2.h after other tm files, if it's requested.
* configure: Regenerate.
* config/tm-dwarf2.h: #undef PREFERRED_DEBUGGING_TYPE before
defining it.
2000-02-09 Zack Weinberg <[email protected]>
* cpplib.h: Provide HASHNODE typedef and forward decl of
struct hashnode only. Kill cpp_hashnode typedef. MACRODEF,
DEFINITION, struct hashnode, struct macrodef, struct
definition, scan_decls prototype, default defn of
INCLUDE_LEN_FUDGE moved elsewhere.
* cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct
definition, and struct hashnode moved here. Remove the unused
'predefined' field from struct definition. Replace the 'args'
union with its sole member. All users updated (cpphash.c).
Delete HASHSTEP and MAKE_POS macros, and hashf prototype. Add
multiple include guard.
* cpphash.c (hashf): Make static; use better algorithm; drop
HASHSIZE parameter; return an unsigned int.
(cpp_lookup): Drop HASH parameter. PFILE parameter is
used. Calculate HASHSIZE modulus here.
(cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus
here.
(create_definition): Drop PREDEFINITION parameter.
* cpplib.c (do_define): Don't calculate a hash value here.
Don't pass (keyword == NULL) to create_definition.
* scan.h: Prototype scan_decls here.
* cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here.
* cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All
callers of cpp_lookup and cpp_install updated.
* cpphash.c (macarg): Hoist all the flag diddling out of the
function...
(macroexpand): ... and out of the loop that calls macarg.
Skip over the initial paren before macro arguments with
cpp_get_non_space_token; point may be some distance before
that paren. Abort if it's not there.
* cpplib.c (parse_clear_mark): Delete function.
(parse_set_mark, parse_goto_mark): Make static.
(ACTIVE_MARK_P): New macro.
(skip_block_comment, skip_line_comment): Do not bump the line
if ACTIVE_MARK_P is true.
(cpp_pop_buffer): The buffer to be popped may not have an
active mark.
(cpp_get_token): When looking for the initial paren before
macro arguments, only set a mark in a file buffer, Always
return to that mark before proceeding to call macroexpand or
return a NAME token.
* cpplib.h: Remove prototypes of parse_set_mark,
parse_clear_mark, parse_goto_mark.
(struct cpp_options): Rename 'put_out_comments' to
'discard_comments' and invert its sense.
* cppinit.c, cpphash.c, cpplib.c: All users of
put_out_comments changed to use discard_comments, with
opposite sense.
2000-02-09 Clinton Popetz <[email protected]>
* function.c (thread_prologue_and_epilogue_insns): Don't delete
the edge from a block that both jumps and falls through to the
fallthru block.
2000-02-09 Scott Bambrough <[email protected]>
* config/arm/arm.md (movsi): In PIC mode, make sure that a
constant source address is legitimate.
2000-02-09 Philip Blundell <[email protected]>
* config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF
correctly.
* config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when
generating PIC.
(LEGITIMATE_PIC_OPERAND): Disallow references to labels.
2000-02-09 Zack Weinberg <[email protected]>
* cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer
ends with a newline and a NUL. Don't be so clever manipulating
strings.
Wed Feb 9 14:18:08 MET 2000 Jan Hubicka <[email protected]>
* reload1.c (reload) Align stack frame to cfun->stack_alignment_needed,
not to BIGGEST_ALIGNMENT.
2000-02-08 Geoff Keating <[email protected]>
* dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant.
* dwarf2out.c (dwarf_cfi_name): Print name of new constant.
(reg_save): Use DW_CFA_GNU_negative_offset_extended when needed.
(output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended.
* frame.c (execute_cfa_insn): Handle
DW_CFA_GNU_negative_offset_extended.
2000-02-08 Richard Henderson <[email protected]>
* flow.c (tidy_fallthru_edges): Split out from ...
(delete_unreachable_blocks): ... here.
(find_basic_blocks): Use it.
Tue Feb 8 15:51:50 2000 Richard Kenner <[email protected]>
* stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY.
2000-02-08 Zack Weinberg <[email protected]>
* Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a.
(gen_protos.o): Don't depend on cpplib.h or cpphash.h.
(fix-header.o): Don't depend on cpphash.h.
* scan.c (hashstr): New function.
* scan.h: Prototype it.
* fix-header.c: Don't include cpphash.h. Use hashstr.
* gen-protos.c: Don't include cpphash.h or cpplib.h. Use
hashstr. Report hash table statistics. Add private
definition of xrealloc.
2000-02-08 Kaveh R. Ghazi <[email protected]>
* i386.h (TARGET_SWITCHES): Fix typo in option name.
2000-02-08 Clinton Popetz <[email protected]>
* function.c (thread_prologue_and_epilogue_insns): Don't replace
jumps with returns unless they are jumps to the fallthru block.
Tue Feb 8 07:53:55 2000 Jan Hubicka <[email protected]>
* i386.md (addqi3_cc): Fix constraints.
Tue Feb 8 01:39:45 2000 Hans-Peter Nilsson <[email protected]>
* function.c (emit_return_into_block): Wrap in #ifdef HAVE_return.
2000-02-07 Mark Mitchell <[email protected]>
* cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a
carriage return after a macro name.
2000-02-07 Fred Fish <[email protected]>
* i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing
so the gcc2_compiled symbol doesn't confuse BeOS debuggers.
2000-02-07 Zack Weinberg <[email protected]>
* cppfiles.c (deps_output): Count spacers in deps_column.
2000-02-07 Neil Booth <[email protected]>
* cppinit.c (initialize_dependency_output): If there is no
suffix, don't try to look for known suffixes. Use strrchr.
(cpp_start_read): Remove duplicate initialization.
Mon Feb 7 18:36:41 MET 2000 Jan Hubicka <[email protected]>
* calls.c (compute_argument_block_size): New argument
preferred_stack_boundary.
(expand_call): update cfun->preferred_stack_boundary, update call of
compute_argument_block_size
(emit_library_call): Increate cfun->preferred_stack_boundary
to PREFERRED_STACK_BOUNDARY
(emit_library_call_value): Likewise.
* explow.c (allocate_dynamic_stack_spave): Likewise.
* function.c (prepare_function_start): Set
cfun->preferred_stack_boundary
* function.h (struct function): Add preferred_stack_boundary field.
* integrate.c (expand_inline_function): Update
cfun->preferred_stack_boundary and cfun->stack_alignment_needed.
(copy_rtx_and_substitute): Align frame to stack_alignment_needed only.
* i386.c (compute_frame_size): Use cfun->preferred_stack_boundary.
2000-02-06 Zack Weinberg <[email protected]>
* cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
cpp_pedwarn, cpp_pedwarn_with_line,
cpp_pedwarn_with_file_and_line): Move to cpperror.c.
(cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
v_cpp_error_with_line, v_cpp_warning_with_line,
cpp_message_from_errno, cpp_perror_with_name): Delete.
* cpperror.c (cpp_print_containing_files): Take starting
buffer as argument.
(cpp_file_line_for_message): Rename to cpp_print_file_and_line.
(v_cpp_message): Now called directly by all entry points.
Remove -1 case.
(cpp_pfatal_with_name, cpp_message): Delete.
(cpp_notice_from_errno, cpp_ice): New functions.
(cpp_notice): Is now for reporting error conditions, just
without an associated file.
(cpp_error, cpp_error_with_line): Don't do anything if
opts->inhibit_errors is on.
(cpp_pedwarn_with_file_and_line): Take column argument also.
* cpplib.h: Update prototypes of exported functions.
(struct cpp_options): Add inhibit_errors.
* cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
non-error messages. Include intl.h.
* cppinit.c, cppmain.c: Likewise. Also, use
cpp_notice_from_errno instead of cpp_perror_with_name or
cpp_pfatal_with_name, and cpp_notice instead of cpp_message.
* cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
report internal errors.
* cpplib.c (do_define): Switch bcopy to memcpy.
Give cpp_pedwarn_with_file_and_line a dummy column argument.
* cpplib.c (copy_rest_of_line): Revert previous change: don't
bail out early if we hit a line comment.
2000-02-06 Richard Henderson <[email protected]>
* flow.c (flow_delete_insn, make_edge, remove_edge): Export.
* basic-block.h: Declare them.
* emit-rtl.h (active_insn_p): New.
(next_active_insn, prev_active_insn): Use it.
* rtl.h: Declare it.
* function.c (emit_return_into_block): New.
(thread_prologue_and_epilogue_insns): Insert return insns instead
of epilogues when possible.
* jump.c (jump_optimize_1): Remove code to insert a return insn
on the fallthru to the exit block.
* i386.c (ix86_can_use_return_insn_p): Fail for large poped args
and for non-empty stack frames.
* i386.md (return): Expand to return-pop as needed.
2000-02-06 Richard Henderson <[email protected]>
* simplify-rtx.c (simplify_relational_operation): Canonicalize
constant to op1 for testing.
2000-02-06 Michael Hayes <[email protected]>
* config/c4x/c4x.md (*ldi_on_overflow): New pattern.
(fixuns_truncqfqi2): Use it.
2000-02-06 Richard Henderson <[email protected]>
* i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack
as a TYPE_LEA insn.
* i386.md (widening and peepholes): Mask the constant instead of
using gen_lowpart.
2000-02-05 Zack Weinberg <[email protected]>
* cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump
input pointer before possibly branching off to the backslash
code.
* cpphash.c (macroexpand): Correctly delete \r escapes when
stringifying parameters.
* cpplib.c (copy_rest_of_line): Go directly to skip_block_comment
if we can; bail out early if we hit a line comment.
(handle_directive): Treat '# 123' in an .S file just like
'# <punctuation>'. Discard the shifted '#' if we hit '#\n'.
Return 1 for '# not_a_directive'.
(get_directive_token): Pop macro buffers here, so that
cpp_get_token can't sneakily move past a newline.
Add sanity checks.
(cpp_get_token): goto randomchar if handle_directive returns 0.
* cppalloc.c: Update copyright.
* cpplib.c: Merge all the static function prototypes into one
block.
* cpplib.h: Remove #if 0 block.
* cpperror.c: Remove #ifdef EMACS block.
* cppmain.c: Likewise.
* cpphash.c: Remove #if 0 blocks.
* cppinit.c: Remove #if 0 blocks, and the -lint option.
* cpplib.c: Remove #if 0 blocks and code referencing
pcp_inside_if or for_lint. Remove duplicate error message.
Fix error messages for #else after #else or #elif. Reformat.
Remove archaic TODO list.
* cpplib.h: Remove pcp_inside_if and for_lint flags.
2000-02-05 Zack Weinberg <[email protected]>
* i386/osf1elf.h: Add missing backslash to multiline string.
2000-02-05 Kaveh R. Ghazi <[email protected]>
* longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.
2000-02-05 Kaveh R. Ghazi <[email protected]>
* Makefile.in (c-common.o): Depend on $(EXPR_H).
* c-common.c: Include expr.h.
* c-pragma.c (mark_align_stack): Add prototype.
* caller-save.c (add_stored_regs): Likewise.
* combine.c (record_promoted_value): Likewise.
* i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro):
Likewise.
* cppinit.c (new_pending_define): Likewise.
* cpplib.c (skip_block_comment, skip_line_comment): Likewise.
* dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists,
AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p,
class_scope_p): Likewise.
* dwarf2out.h (dwarf2out_set_demangle_name_func,
dwarf2out_add_library_unit_info): Likewise.
* ggc.h (ggc_page_print_statistics): Likewise.
* haifa-sched.c (propagate_deps): Likewise.
* reg-stack.c (next_flags_user, record_label_references): Likewise.
* rtl.h (set_stack_check_libfunc): Likewise.
* toplev.h (set_fatal_function): Likewise.
* toplev.c (set_fatal_function): Delete prototype.
* diagnostic.c: Deconstify functions returning malloc'ed ptrs.
2000-02-05 Geoff Keating <[email protected]>
* ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX.
(FUNC_END): Likewise.
2000-02-05 Michael Hayes <[email protected]>
* caller-save.c: Include tm_p.h.
2000-02-05 Michael Hayes <[email protected]>
* Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2).
2000-02-04 Neil Booth <[email protected]>
* cccp.c (main): Check 'dir' for a NULL pointer before passing
it to strcmp.
2000-02-04 Zack Weinberg <[email protected]>
* recog.h: Remove NO_MD_PROTOTYPES ifdefs.
* genflags.c: Use the max_operand_1 logic from genemit.c to
calculate how many arguments gen_insn prototypes have. Remove
NO_MD_PROTOTYPES ifdefs from the generated file.
* genoutput.c: Don't define NO_MD_PROTOTYPES in the generated
file. Cast gen_insn initializers to insn_gen_fn.
* config/alpha/vms.h: Don't define NO_MD_PROTOTYPES.
* gcc.texi: Remove documentation of NO_MD_PROTOTYPES.
2000-02-04 Kaveh R. Ghazi <[email protected]>
* fixinc/Makefile.in (HDR): Add machname.h.
(clean): Likewise.
2000-02-05 Michael Hayes <[email protected]>
* config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ...
(c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto.
(c4x_cpu_version): Ditto.
* config/c4x/c4x-protos.h: ... here.
2000-02-04 Jason Merrill <[email protected]>
* dwarf2out.c (add_abstract_origin_attribute): Don't call
gen_abstract_function on our context if we're a nested function.
2000-02-05 Michael Hayes <[email protected]>
* config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite.
* config/c4x/libgcc.S (ufix_truncqfhi2n): Fix.
2000-02-04 Bruce Korb <[email protected]>
* fixinc/genfixes(machname.h):
Move the functionality from gen-machine.h into this file.
UNdef MN_NAME_PAT if there are no names to change.
Also, be a little kinder when AutoGen is not present.
* fixinc/Makefile.in(machname.h):
Change the generation rule to use genfixes.
* fixinc/fixfixes.c(machine_name):
machine_name_fix's functionality now dependent upon whether
MN_NAME_PAT is defined.
* fixinc/fixtests.c(machine_name):
ditto.
* fixinc/fixlib.c(mn_get_regexps): conditional on definition
of MN_NAME_PAT.
* fixinc/fixlib.h(mn_get_regexps):
ditto
* fixinc/gen-machine.h: DELETED
2000-02-04 Jan Hubicka <[email protected]>
Richard Henderson <[email protected]>
* i386.c (SAVE_REGS_FIRST): Remove.
(ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode.
(ix86_compute_frame_size): Likewise.
(ix86_expand_prologue): Likewise. Use pro_epilogue_adjust_stack.
(ix86_emit_restore_regs): Remove.
(ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack
when a frame pointer is in use.
(ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode. Use mov
instead of pop to restore a register when profitable; emit leave
when profitable.
(ix86_attr_length_default): Handle pro_epilogue_adjust_stack
as a TYPE_LEA insn.
(ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU.
* i386.md (prologue_allocate_stack): Remove.
(epilogue_deallocate_stack): Remove.
(pro_epilogue_adjust_stack): New.
2000-02-04 Richard Henderson <[email protected]>
* function.c (diddle_return_value): Rework to use a callback function.
Use current_function_return_rtx if it's been set up.
(do_clobber_return_reg, clobber_return_register): New.
(do_use_return_reg, use_return_register): New.
(expand_function_end): Use them.
* stmt.c (expand_null_return): Likewise.
* function.h: Declare them.
* flow.c (mark_regs_live_at_end): Use diddle_return_value.
(mark_reg): Change arguments as appropriate for callback.
* integrate.c (expand_inline_function): Revert 19 Jan change.
Fri Feb 4 20:25:42 2000 Hans-Peter Nilsson <[email protected]>
* tm.texi (Values in Registers): Fix typo: "fo" "for".
(Misc): Say the scheduler, not the Haifa scheduler.
2000-02-04 Clinton Popetz <[email protected]>
* jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
when in_mem is set. Update all callers.
2000-02-04 Richard Henderson <[email protected]>
* i386/openbsd.h (INT_ASM_OP): Define.
Fri Feb 4 10:51:30 2000 Hans-Peter Nilsson <[email protected]>
* tm.texi: Fix various typos.
Thu Feb 3 17:17:32 2000 Steve Ellcey <[email protected]>
* config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
(MD_STARTFILE_PREFIX_1): New macro.
Thu Feb 3 15:08:13 MET 2000 Jan Hubicka <[email protected]>
* i386.md (movstrsi, clrstrsi): Support variable sized copies, align
destination when needed.
(strmovsi, strsetsi): New expander.
(strmovsi_1, strsetsi_1): New pattern.
* i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
(TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
* invoke.texi (align-stringops, inline-all-stringops): Document.
Wed Feb 2 23:04:47 2000 Krister Walfridsson <[email protected]>
* i386/netbsd.h (INT_ASM_OP): Define.
2000-02-02 Zack Weinberg <[email protected]>
* cpplib.h (cpp_reader): Add new flag, no_directives.
* cpphash.c (macarg): Set it.
* cpplib.c (handle_directive): If no_directives is on and we
find a directive, issue an error and discard the line.
Wed Feb 2 13:07:10 2000 Jim Wilson <[email protected]>
* config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
FP constants. Add ! TARGET_FPU check for FP constants.
2000-02-02 Clinton Popetz <[email protected]>
* flow.c (find_basic_blocks): Don't kill label_value_list
here.
(cleanup_cfg): Kill it here.
Wed Feb 2 08:12:30 2000 Richard Kenner <[email protected]>
* expr.c (store_field): Ensure ALIGN is no stricter than the
alignment of EXP.
2000-02-02 Richard Henderson <[email protected]>
* jump.c (delete_insn): Partially revert 19 Jan change;
don't convert unused code labels to notes at -O0.
2000-02-02 Herman A.J. ten Brugge <[email protected]>
* toplev.c (rest_of_compilation): Run rebuild_jump_labels after
split_all_insns to recreate REG_LABEL notes for flow2 pass.
2000-02-01 Richard Henderson <[email protected]>
* i386.c (general_no_elim_operand): New.
(nonmemory_no_elim_operand): New.
(ix86_expand_move): Copy eliminable operands before a push.
* i386-protos.h: Declare new functions.
* i386.h (CAN_ELIMINATE): Simplify.
(PREDICATE_CODES): Update.
* i386.md (push insns): Don't allow eliminable register operands.
2000-02-01 Richard Henderson <[email protected]>
* flow.c (mark_regs_live_at_end): Follow expand_function_end and
replace BLKmode with DECL_RTL's mode.
2000-02-01 Zack Weinberg <[email protected]>
* frame.c (find_fde): Convert for loop to do-while so compiler
sees it's always executed at least once.
* libgcc2.c (BBINBUFSIZE): Kill.
(__bb_init_prg): Use fgets.
(__bb_exit_trace_func): Don't paste strings.
* unroll.c (unroll_loop): Initialize unroll_type, not
unroll_number, and tweak logic to match.
* i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
all failure paths.
(ix86_flags_dependant): Likewise. Disentangle control flow.
(ix86_sched_reorder): Break guts out to
ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
(ix86_sched_reorder_ppro): Initialize pair2 and insnp before
any possible use.
* i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
use string concatenation. Don't save and restore esi.
* fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
(machname.h): Remove script to separate file. Use two-step
sequence so target is not created if script fails.
* fixinc/gen-machname.h: New file. Handle case where no non-reserved
identifiers are defined.
* fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
an empty string, machine_name doesn't need to do anything at
all.
(is_cxx_header): Add more cases to regexp.
* fixinc/fixlib.h: Update prototype.
* fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
mn_get_regexps.
* fixinc/fixincl.c: Define NO_BOGOSITY.
* fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
(hp_sysfile): Add missing comma.
(math_exception): Put the wrapper ifdefs at the beginning and
the end of the file.
* fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
2000-02-01 Richard Henderson <[email protected]>
* sparc.c (fp_zero_operand): Turn into a normal predicate.
Use CONST0_RTX. Update all callers.
* sparc.h, sparc-protos.h: Update accordingly.
* sparc.md (fp mov insns): Use fp_zero_operand directly
where applicable.
Wed Feb 2 02:59:45 2000 Hans-Peter Nilsson <[email protected]>
* tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
example.
2000-02-01 Kaveh R. Ghazi <[email protected]>
* Makefile.in (specs.ready): New target.
(fixinc.sh): Depend on `specs.ready' instead of `specs'.
2000-02-01 Kaveh R. Ghazi <[email protected]>
* fixinc.irix: Use unique filenames for writing into /tmp,
* fixinc.ptx: Likewise.
* fixinc.sco: Likewise.
* fixinc.svr4: Likewise.
* fixinc.winnt: Likewise.
2000-02-01 Kaveh R. Ghazi <[email protected]>
* tsystem.h: New file.
* Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
s-crtS): Depend on tsystem.h.
* crtstuff.c: Include tsystem.h.
* frame.c: Likewise.
* libgcc2.c: Likewise.
Tue Feb 1 19:53:27 CET 2000 Jan Hubicka <[email protected]>
* builtins.c (expand_builtin_memset): Expand for variable sized
lengths too.
2000-02-01 David Billinghurst <[email protected]>
* config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
on ABI.
Tue Feb 1 00:57:40 2000 Hans-Peter Nilsson <[email protected]>
* dwarfout.c (SHORT_TYPE_SIZE): Correct default.
* tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.
2000-01-31 Chandra Chavva <[email protected]>
* combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
case 3->2 combining (combining with splitting) in which 2 is CC0
setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
checked at the begining of the function with the aid of calling
function 'can_combine_p'.
2000-01-31 Dave Brolley <[email protected]>
* cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.
2000-01-31 Jason Merrill <[email protected]>
* jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
new label.
2000-01-31 Kaveh R. Ghazi <[email protected]>
* gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.
* sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
PROTO -> PARAMS.
2000-01-30 Zack Weinberg <[email protected]>
* i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
i386/vxi386.h, i386/win-nt.h, i386/win32.h:
Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.
* i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
Add %(cpp_cpu) to CPP_SPEC.
* i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
Add %(cc1_cpu) to CC1_SPEC.
2000-01-28 Ulrich Drepper <[email protected]>
* c-decl.c (c_decode_option): Accept optional numeric argument to
-Wformat and set warn_format.
* c-common.c: Don't emit warning about non-constant printf format
string unless warn_format > 1.
2000-01-30 Richard Henderson <[email protected]>
* alpha.md (return_internal): Allow after reload only.
2000-01-30 Richard Henderson <[email protected]>
* i386.c (ix86_compute_frame_size): Omit padding1 if the
local frame size is zero.
2000-01-30 Richard Henderson <[email protected]>
* alpha.c (alpha_expand_epilogue): Don't emit the return insn.
* alpha.h (EPILOGUE_USES): New. Mark $26 live.
* alpha.md (return): Turn into an expander.
(return_internal): Don't use $26.
(epilogue): Emit the return insn.
2000-01-30 Richard Henderson <[email protected]>
* alpha.md (negtf2, abstf2): Fix word order thinko.
(extendsftf2): New.
(trunctfsf2): Avoid intermediate rounding errors.
2000-01-30 Zack Weinberg <[email protected]>
* cppfiles.c (find_position): Drop 'colp' argument, return the
new line base.
(read_and_prescan): Adjust to match. Don't ever manipulate
line or line_base except via find_position.
2000-01-29 Zack Weinberg <[email protected]>
* c-parse.in: Apply Ulrich's changes from c-parse.y.
* c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
Regenerate.
2000-01-29 Zack Weinberg <[email protected]>
* cpperror.c (cpp_file_line_for_message): If 'line' is zero,
just print "<command line>". If 'filename' is null or an
empty string, print "<stdin>" for the filename.
* cpplib.c (do_define): Don't print the 'location of the
previous definition' message if we're still parsing the
command line.
(cpp_pedwarn_with_file_and_line): Always call
cpp_file_line_for_message.
2000-01-29 Mark Mitchell <[email protected]>
* flow.c (mark_regs_live_at_end): Fix typo.
2000-01-28 Ulrich Drepper <[email protected]>
* c-common.c: Adjust variable names, comments, help strings to c99.
* c-lex.c: Likewise.
* c-parse.y: Likewise.
* c-tree.h: Likewise.
* cccp.c: Likewise.
* cpplib.h: Likewise.
* c-decl.c: Likewise. Recognize options with names "*99" as well.
* cppinit.c: Likewise.
2000-01-29 Herman A.J. ten Brugge <[email protected]>
* c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
* c4x.c: Define the optab rtx values.
(c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
(c4x_emit_libcall): Use new optab rtx values.
(c4x_emit_libcall3): Likewise.
(c4x_emit_libcall_mulhi): Likewise.
* c4x-protos.h: Add prototypes for optab rtx values and change
prototypes for above c4x_emit_libcall functions.
2000-01-29 Herman A.J. ten Brugge <[email protected]>
* c4x.c (c4x_output_ascii): Restrict line length of output when TI
syntax is used.
(c4x_function_prologue): Use regnames intead of float_reg_names when
TI syntax is used.
(c4x_function_epilogue): Likewise.
(c4x_print_operand): Likewise.
* c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
* c4x.md (set_high): Disable for TARGET_TI.
2000-01-29 Herman A.J. ten Brugge <[email protected]>
* c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
of framepointer + constant to ADDR_REGS class.
* c4x.md (addqi3, addqi3_noclobber_reload): Update.
* c4x.c (std_or_reg_operand): New function.
* c4x-protos.h (std_or_reg_operand): Prototype it.
2000-01-29 Herman A.J. ten Brugge <[email protected]>
* t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
object names as libgcc2.c.
* libgcc.S: Use newly defined names.
Fri Jan 7 19:48:04 CET 2000 Jan Hubicka <[email protected]>
* sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
function.
* sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
* basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
(FLOW_LOOP_LAST_BLOCK): Likewise.
2000-01-21 Michael Hayes <[email protected]>
* basic-block.h (struct loop): New fields 'first' and 'last'.
* flow.c (flow_loops_find): Compute loop->first and loop->last.
(flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
and loop->last to check for NOTE_INSN_LOOP_END.
Fri Jan 28 10:57:58 2000 Jason Eckhardt <[email protected]>
* predict.c (estimate_probability): Use the new FIRST and LAST fields
of the loop descriptor rather than HEADER and LATCH. Also added
missing break statements as well making some coding style modifications
as suggested by Michael Hayes.
2000-01-28 Richard Henderson <[email protected]>
* flow.c (find_basic_blocks): Remove do_cleanup argument.
Break out that code ...
(cleanup_cfg): ... here.
(commit_one_edge_insertion): Detect a return instruction being
emitted to an edge. Emit a barrier following; clear fallthru.
(commit_edge_insertions): Verify CFG consistency.
* function.c (expand_function_start): Kill unused variable.
(expand_function_end): Likewise.
(thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
to insert the epilogue.
* gcse.c (gcse_main): Adjust for find_basic_blocks change.
(delete_null_pointer_checks): Likewise.
* output.h: Likewise.
* reg-stack.c (reg_to_stack): Likewise.
* toplev.c (rest_of_compilation): Likewise. Run
thread_prologue_and_epilogue_insns after rebuilding the CFG.
2000-01-28 Richard Henderson <[email protected]>
* Makefile.in (flow.o): Revert 24 Jan change.
* flow.c (mark_regs_live_at_end): Likewise. Force BLKmode
FUNCTION_VALUE result to DECL_RESULT's mode.
* haifa-sched.c (schedule_insns): Don't recompute reg info
after reload.
2000-01-28 Zack Weinberg <[email protected]>
* configure.in: Make --enable-cpplib the default.
* configure: Regenerate.
* gcc.dg/990119-1.c: No longer expected to fail.
2000-01-28 Bernd Schmidt <[email protected]>
* jump.c (jump_optimize_1): Delete an optimization that is also done
by merge_blocks in flow.
2000-01-28 Kaveh R. Ghazi <[email protected]>
* diagnostic.c (build_message_string, output_printf,
line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
(build_location_prefix): Fix non-literal format string.
2000-01-27 Richard Henderson <[email protected]>
* alpha.md (trunctfsf2): New.
2000-01-27 Andrew Hobson <[email protected]>
* configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.
2000-01-27 Zack Weinberg <[email protected]>
* cppinit.c (cpp_handle_option): Recognize C++ comments under
-std=gnu89.
* cpplib.c (skip_block_comment, skip_line_comment): Split code
out of...
(skip_comment) ... here. Permit C++ comments in system
headers always. Warn about C++ comments in user code under
-std=gnu89 -pedantic.
(copy_comment): Use skip_comment.
(cpp_skip_hspace, cpp_get_token): skip_comment can no longer
return EOF.
(consider_directive_while_skipping, do_else, do_endif): Call
validate_else unconditionally.
(validate_else): Check CPP_PEDANTIC here. Accept non-comment
text after the conditional in a system header.
* cpplib.h (struct cpp_buffer): Add flag
warned_cplusplus_comments.
2000-01-27 Geoffrey Keating <[email protected]>
* emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
Use unshare_all_rtl_1.
(unshare_all_rtl_again): New function.
(unshare_all_rtl_1): New function split out of unshare_all_rtl.
* function.c (purge_addressof_1): Use unshare_all_rtl_again
rather than resetting the 'used' flags ourself.
* toplev.c (rest_of_compilation): Add current_function_decl
to the unshare_all_rtl call.
* tree.h: Prototype unshare_all_rtl.
* rtl.h: Prototype unshare_all_rtl_again here.
2000-01-27 Geoffrey Keating <[email protected]>
* genoutput.c (output_prologue): Include ggc.h in generated
files.
* Makefile.in (insn-output.o): Depends on ggc.h.
2000-01-27 Ian Dall <[email protected]>
Hans-Peter Nilsson <[email protected]>
* ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
Remove redundant include of xm-ns32k.h.
* ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
Remove redundant include of xm-ns32k.h.
* ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
Remove redundant include of xm-ns32k.h.
* ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.
* ns32k/ns32k.h: Update comment on multiply-add instructions.
(TARGET_SWITCHES): Add documentation strings.
(DWARF_FRAME_REGNUM): Override default definition.
(REG_CLASS_CONTENTS): Add comments.
(SUBSET_P): Format to reduce line length.
(SMALL_REGISTER_CLASSES): Make a run time option.
(GO_IF_NONINDEXED_ADDRESS): Reformat.
(GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
dereferencing it. Braces to avoid "ambiguous else" were misplaced.
(regclass_map): fix typo in comment.
* ns32k/ns32k.c: Add spaces before parentheses for consistant style.
Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
(trace, reg_or_mem_operand): Delete, unused function.
(calc_address_cost): Small offsets are cheaper than large ones.
(expand_block_move): Generate more efficient code when bytes is a
known at compile time.
* ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
(udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
instead of reg_or_mem_operand.
* ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
not general_operand. Similarly use "=rm" or stricter, not "=g".
For input operands, use stricter constraints than "g" if not
general_operand. Similarly use stricter predicate than
"general_operand" when stricter constraints than "g" are present,
except for matching constraints.
(movstrsi): Use "memory_operand" for operands 0 and 1.
(truncsiqi2, truncsihi2, trunchiqi2): Remove.
(udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
not reg_or_mem_operand.
(udivmoddisi4): Ditto.
Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
Use nonimmediate_operand for operand 3, not register_operand.
(udivmoddiqi4_internal): Use register_operand for operand 1, not
reg_or_mem_operand.
2000-01-27 Fred Fish <[email protected]>
* gthr-posix.h: Fix typo; compatibily -> compatibility.
* gthr-single.h: Likewise.
* gthr-solaris.h: Likewise.
* gthr-vxworks.h: Likewise.
* gthr-win32.h: Likewise.
* gthr.h: Likewise.
2000-01-27 Zack Weinberg <[email protected]>
* cppinit.c: Add " (cpplib)" to end of string printed by
-v / --version.
2000-01-27 Richard Henderson <[email protected]>
* alpha.c (alpha_emit_conditional_move): Use VOIDmode when
testing for a signed comparison.
(alpha_emit_floatuns): New.
* alpha-protos.h: Declare it.
* alpha.md (floatunsdisf2, floatunsdidf2): New.
(extendsfdf2): Tidy.
2000-01-27 Jakub Jelinek <[email protected]>
* config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
no -g option specifying debugging format, default to -gstabs+.
Wed Jan 26 22:19:14 1999 J"orn Rennecke <[email protected]>
* calls.c (special_function_p): New argument fork_or_exec.
(expand_call): When profile_arc_flag is set and the function
is in the fork_or_exec group, call __bb_fork_func first.
* libgcc2.c, _bb module (__bb_fork_func): New function.
(__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
output file.
* config/svr4.h (TARGET_HAS_F_SETLKW): Define.
* tree.h (special_function_p): Update prototype.
2000-01-26 Richard Henderson <[email protected]>
* alpha.c (alpha_split_tfmode_pair): New.
* alpha-protos.h: Declare it.
* alpha.md (abstf2, negtf2): New.
(movtf insn): Add input G constraint.
(movtf splitter): Use alpha_split_tfmode_pair.
2000-01-26 Kaveh R. Ghazi <[email protected]>
* i386/cygwin.h: PROTO -> PARAMS.
2000-01-26 Jakub Jelinek <[email protected]>
* config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
using _Qp_cmp/_Q_cmp and testing the return value.
(print_operand): Call reverse_condition_maybe_unordered if
we are handling CCFPmode or CCFPEmode.
Handle ORDERED, UN* and LTGT comparisons.
* config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
if not TARGET_HARD_QUAD.
(seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
Adjust gen_b* calls so that they reflect return comparison of
sparc_emit_float_lib_cmp.
2000-01-26 Alexandre Oliva <[email protected]>
* config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
incoming operands array is large enough for one more operand.
(alpha_emit_xfloating_arith): Likewise.
2000-01-25 Zack Weinberg <[email protected]>
* fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
file with one line and no trailing newline.
Patch by Kaveh Ghazi <[email protected]>.
* fixinc/fixtests.c (machine_name_test): Fix fencepost error
checking if the match is on the line.
* fixinc/gnu-regex.c: Provide regerror not __regerror.
2000-01-25 Richard Henderson <[email protected]>
* sparc.c (output_cbranch): Fix accidental squashing of the
fp branch pre-delay nop.
2000-01-25 Richard Henderson <[email protected]>
* tree.def (UNNE_EXPR): Remove.
* c-typeck.c (build_binary_op): Don't handle it.
* expr.c (expand_expr, do_jump, do_store_flag): Likewise.
* rtl.def (UNNE): Remove.
(LTGT): Add.
* jump.c (reverse_condition): Update accordingly.
(swap_condition): Likewise.
(comparison_dominates_p): Handle unordered comparisons.
(reverse_condition_maybe_unordered): New.
* rtl.h (reverse_condition_maybe_unordered): Declare.
* sparc.c (select_cc_mode): Update for UNNE/LTGT.
(output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
* sparc.h (REVERSIBLE_CC_MODE): Always true. Update docs.
* sparc.md (bltgt): New.
2000-01-25 Nick Clifton <[email protected]>
* emit-rtl.c (emit_insn): Only check machine class insns for
improper emission of a RETURN.
2000-01-25 Richard Henderson <[email protected]>
* Makefile.in (flow.o): Depend on $(EXPR_H).
* flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
duplicate the structure of diddle_return_value for keeping regs live.
2000-01-26 Michael Hayes <[email protected]>
* loop.c (current_loop_info): Delete.
(consec_sets_invariant_p): Add loop argument, update callers.
(get_condition_for_loop): Likewise.
(count_nonfixed_reads, update_giv_derive): Likewise.
(simplify_giv_expr, general_induction_var): Likewise.
(consec_sets_giv, recombine_givs): Likewise.
(move_movables): Delete loop_start and loop_end arguments,
add loop argument, and update callers.
(find_mem_givs, check_final_value): Likewise.
(record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
(loop_invariant_p): Rename from invariant_p, add loop argument, and
update callers.
(basic_induction_var): Add loop argument, delete loop_level argument,
and update callers.
* unroll.c (iteration_info): Delete loop_start and loop_end arguments,
add loop argument, and update callers.
(find_splittable_regs, find_splittable_givs): Likewise.
(reg_dead_after_loop, loop_find_equiv_value): Likewise.
(final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
(biv_total_increment): Delete loop_start and loop_end arguments;
update callers.
(precondition_loop_p): Delete loop_start and loop_info arguments;
update callers.
* loop.h (get_condition_for_loop): Add loop argument.
(biv_total_increment): Delete loop_start and loop_end arguments.
(precondition_loop_p): Delete loop_start and loop_info arguments;
add loop argument.
(final_biv_value): Delete loop_start and loop_end arguments;
add loop argument.
(final_giv_value, back_branch_in_range_p): Likewise.
2000-01-25 Gavin Romig-Koch <[email protected]>
* config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.
2000-01-25 Gavin Romig-Koch <[email protected]>
* Makefile.in (c-gperf.h) : Change the "See" pointer to
point to the new "generated_files" doc.
2000-01-25 Clinton Popetz <[email protected]>
* config/fp-bit.c (_unord_f2): Fix typo.
2000-01-25 Zack Weinberg <[email protected]>
* c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
c-typeck.c, objc/objc-act.c: Remove all references to obstack
functions obsoleted by GC, such as push_obstacks_nochange,
end_temporary_allocation, savealloc, saveable_tree_cons, etc.
and code which existed only to decide whether or not to call
them. Remove now-unused NESTED argument from start_function;
all callers changed. Do not change behavior based on ggc_p.
The use of the ixp_obstack in c-iterate.c and the util_obstack
in objc/objc-act.c remain; these are not obsoleted by garbage
collection.
* c-tree.h: Update prototype for start_function.
* c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.
2000-01-25 Clinton Popetz <[email protected]>
* config/mips/mips.md (zero_extendsidi2_internal): Disable for
mips16.
2000-01-25 Richard Henderson <[email protected]>
* sparc-protos.h (select_cc_mode): Declare.
* sparc.c (select_cc_mode): New. Handle unordered compares.
(output_cbranch): Always reverse via code change. Handle
unordered compares. Factor tests and string updates.
* sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
(REVERSIBLE_CC_MODE): Also exclude CCFPmode.
* sparc.md (bunordered, bordered): New.
(bungt, bunlt, buneq, bunge, bunle): New.
2000-01-25 Richard Henderson <[email protected]>
* dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
* ggc-common.c (ggc_add_rtx_varray_root): New.
(ggc_mark_rtx_varray): New.
(ggc_mark_rtx_varray_ptr): New. Shift all ggc_mark_foo_ptr
functions down below ggc_mark_foo.
* ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.
2000-01-25 Richard Henderson <[email protected]>
* alpha.c (secondary_reload_class): Don't allocate a secondary
for integral mode memories into FLOAT_REGS. Rearrange the more
complicated memory expression inward.
2000-01-25 Zack Weinberg <[email protected]>
* inclhack.def: Fixes to play nicer with FreeBSD, and
corrections to comments.
(cxx_unready): Add select expression.
(irix_sockaddr): Add bypass expression.
(machine_ansi_h_va_list): New fix.
(stdio_va_list): No need to edit _BSD_VA_LIST_.
Split out addition of "#include <stdarg.h>" to...
(stdio_stdarg_h): ... here.
(systypes_for_aix): Rename to systypes_stdlib_size_t. Apply
to stdlib.h also. Do not munge _BSD_SIZE_T_.
(sysz_stdlib_for_sun): Delete duplicate fix for unprotected
size_t.
(ultrix_ifdef): Tighten up select expression.
* fixincl.tpl: Exorcise 'exesel'. Rewrite calculations of
re_ct and max_mach to avoid use of shell. Make printed names
match names in inclhack.def. Use static copyright date.
Don't count c_test and test expressions as requiring regex_t
slots. Add some commentary.
* inclhack.tpl: Do not include the 'This script contains N
fixup scripts' line if PROGRAM is defined. Use static
copyright date.
2000-01-24 Jason Merrill <[email protected]>
* dwarf2out.c: include "varray.h", not dyn-string.h.
(ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
(addr_const_to_string, addr_to_string): Lose.
(ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
(struct dw_val_struct): val_addr is now an rtx.
(add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
(used_rtx_varray): New varray.
(dwarf2out_init): Initialize it.
(save_rtx): New fn.
(mem_loc_descriptor, add_const_value_attribute): Call it instead of
addr_to_string.
* arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
* Makefile.in (dwarf2out.o): Update dependencies.
2000-01-24 Richard Henderson <[email protected]>
* i386.c (i386_dwarf_output_addr_const): New.
* i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.
* dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
if defined.
* dwarfout.c (output_mem_loc_descriptor): Likewise.
* i386.c (i386_simplify_dwarf_addr): New.
* i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.
Mon Jan 24 16:56:10 2000 Jim Wilson <[email protected]>
* dwarf2out.c (gen_struct_or_union_type_die): Set complete if
TYPE_STUB_DECL is NULL.
2000-01-24 Richard Henderson <[email protected]>
* builtins.c (expand_tree_builtin): Move ...
* c-common.c (expand_tree_builtin): ... here.
2000-01-25 Michael Hayes <[email protected]>
* loop.h (LOOP_INFO): New accessor macro.
* basic-block.h (struct loop): Rename field `info' to `aux'.
* loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
(prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
* unroll.c (loop_iterations, unroll_loop): Likewise.
2000-01-24 Christopher Faylor <[email protected]>
* config/i386/t-cygwin: Accommodate new winsup directory layout
when searching for include files.
2000-01-24 Richard Henderson <[email protected]>
* rtl.def: Add unordered fp comparisons.
* tree.def: Likewise.
* tree.h: Add ISO C 9x unordered fp comparison builtins.
* builtins.c (expand_tree_builtin): New function.
* c-typeck.c (build_function_call): Use it.
(build_binary_op): Support unordered compares.
* c-common.c (c_common_nodes_and_builtins): Add unordered compares.
* combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
(reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
* cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
(record_jump_equiv): Handle reverse_condition returning UNKNOWN.
* jump.c (reverse_condition): Don't abort for UNLE etc, but
return UNKNOWN.
(swap_condition): Handle unordered compares.
(thread_jumps): Check can_reverse before reversing.
* loop.c (get_condition): Likewise. Allow UNORERED/ORDERED to be
reversed for FP.
* optabs.c (can_compare_p): New argument CODE. Verify branch or
setcc is present before acking for cmp_optab. Update all callers.
(prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
* expmed.c (do_cmp_and_jump): Update for can_compare_p.
* expr.c (expand_expr): Likewise. Support unordered compares.
(do_jump, do_store_flag): Likewise.
* expr.h (enum libfunc_index): Add unordered compares.
* Makefile.in (FPBIT_FUNCS): Add _unord_sf.
(DPBIT_FUNCS): Add _unord_df.
* config/fp-bit.c (_unord_f2): New.
* fp-test.c (main): Try unordered compare builtins.
* alpha-protos.h (alpha_fp_comparison_operator): Declare.
* alpha.c (alpha_comparison_operator): Check mode properly.
(alpha_swapped_comparison_operator): Likewise.
(signed_comparison_operator): Likewise.
(alpha_fp_comparison_operator): New.
(alpha_emit_conditional_branch): Handle unordered compares.
* alpha.h (PREDICATE_CODES): Update.
* alpha.md (fp compares): Use alpha_fp_comparison_operator.
(bunordered, bordered): New.
2000-01-24 Richard Henderson <[email protected]>
* alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
* alpha.md (movtf): New expander, insn, and splitter.
Mon Jan 24 19:49:47 MET 2000 Jan Hubicka <[email protected]>
* reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
dead registers.
Mon Jan 24 17:37:31 MET 2000 Jan Hubicka <[email protected]>
* i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
(FIXED_REGISTERS, CALL_USED_REGISTERS,
REG_ALLOC_ORDER): Add frame pointer
(FRAME_POINTER_REGNUM): Set to 20
(HARD_FRAME_POINTER_REGNUM): New macro.
(ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
to HARD_FRAME_POINTER.
(REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
(REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
(REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
(HI_REGISTER_NAMES): Add "frame".
(CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
(debug_reg): Handle FRAME_POINTER_REGNUM.
(reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
GENERAL_REGS and INDEX_REGS.
* i386.c (SAVED_REGS_FIRST): new macro.
(AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
(ix86_decompose_address, memory_address_length): Likewise.
(regclass_map): Add frame pointer.
(call_insn_operand): Handle frame_pointer_rtx.
(reg_no_sp_operand): Likewise.
(ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
(print_operand, legitimize_pic_address): Fix formating.
(ix86_compute_frame_size): Make static, update prototype, new
parameters padding1, padding2, use ix86_nsaved_regs, use
stack_alignment_needed.
(ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
to HARD_FRAME_POINTER_REGNUM conversions.
(ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
(ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
(print_reg): Abort on FRAME_POINTER_REGNUM
Mon Jan 24 16:50:08 MET 2000 Jan Hubicka <[email protected]>
* i386.h (PREDICATE_CODES): Add aligned_operand.
* i386.c (aligned_operand): New function.
(ix86_aligned_p): Kill.
* i386.md (movhi_1): Emit mov for aligned operands.
(promoting peep2s): Use aligned_operand.
2000-01-23 Zack Weinberg <[email protected]>
* fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
expression to allow underscores in macro names.
(fix_char_macro_defines): Increment scanning pointer.
2000-01-23 Richard Henderson <[email protected]>
* alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
* alpha/osf5.h: New file.
* configure.in (alpha-*-osf5): Add it to tm_file.
* emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.
* alpha-protos.h (alpha_emit_xfloating_arith): Declare.
(alpha_emit_xfloating_cvt, function_arg): Declare.
* alpha.c (alpha_emit_conditional_branch): Call
alpha_emit_xfloating_compare for TFmode compares.
(alpha_lookup_xfloating_lib_func): New.
(alpha_compute_xfloating_mode_arg): New.
(alpha_emit_xfloating_libcall): New.
(alpha_emit_xfloating_arith): New.
(alpha_emit_xfloating_compare): New.
(alpha_emit_xfloating_cvt): New.
(print_operand): Add default abort case.
(function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
* alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
(BIGGEST_ALIGNMENT): Increase to 128 bits.
(RETURN_IN_MEMORY): True for TF/TCmode.
(ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
(FUNCTION_ARG): Move to function_arg.
(FUNCTION_ARG_PASS_BY_REFERENCE): New.
(ASM_OUTPUT_LONG_DOUBLE): New.
(ASM_OUTPUT_DOUBLE): Always output bits.
* alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
(fix_trunctfdi2, floatditf2, floatunsditf2): New.
(extenddftf2, trunctfdf2): New.
2000-01-23 Alexandre Oliva <[email protected]>
* config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
* config/sparc/sol2.h: ... here.
2000-01-24 Michael Hayes <[email protected]>
* basic-block.h (struct loops): New field `levels'.
* flow.c (flow_loops_level_compute): Traverse all outer loops.
(flow_loop_level_compute): Initialize level to 1.
(flow_loops_find): Set loops->levels.
(flow_loops_dump): Print loops->levels.
2000-01-23 Richard Henderson <[email protected]>
* libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
(throw_helper): Iterate over DWARF_FRAME_REGISTERS.
2000-01-23 Richard Henderson <[email protected]>
* i386.c (dbx_register_map, svr4_dbx_register_map): New.
* i386.h (DBX_REGISTER_NUMBER): Use them.
* i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
* i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
* i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
* i386/sequent.h: Kill incorrect comment.
2000-01-23 Mark Mitchell <[email protected]>
* ggc-page.c (struct page_entry): Make `context_depth' an
`unsigned short'.
(struct globals): Likewise.
2000-01-23 Clinton Popetz <[email protected]>
* loop.c (check_dbra_loop): When checking a loop for
reversability, check the source of any stores to ensure
they don't depend on an initial value.
2000-01-23 Michael Hayes <[email protected]>
* config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.
2000-01-22 Zack Weinberg <[email protected]>
* fixinc/fixincl.c: Move declarations of 'pz_fname' and
'pz_scan' into scope of entire function. Only affects
compiles with -DDEBUG.
2000-01-22 Alan Modra <[email protected]>
* config/elfos.h (UNIQUE_SECTION): Restore uninitialized data
section naming to that prior to 2000-01-07 patch.
* config/mips/elf.h (UNIQUE_SECTION): Ditto.
* config/mips/elf64.h (UNIQUE_SECTION): Ditto.
* config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
* config/i386/interix.c (UNIQUE_SECTION): Ditto.
* config/i386/winnt.c (UNIQUE_SECTION): Ditto.
2000-01-22 Bernd Schmidt <[email protected]>
* config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
constant.
2000-01-21 Jim Wilson <[email protected]>
* fixinc/inclhack.tpl: Test for directory before trying to cd into it.
* fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.
2000-01-21 Zack Weinberg <[email protected]>
* cpphash.c (change_newlines): Delete function.
(struct argdata): Delete 'newlines' and 'use_count' fields.
(macroexpand): Remove code referencing those fields.
2000-01-22 Michael Hayes <[email protected]>
* loop.c (loops_info): New variable.
(loop_optimize): Allocate loops->array and free it on exit.
Allocate memory for loops_info and assign to each loop,
replacing alloca.
(find_and_verify_loops): Do not allocate loops->array.
2000-01-21 Zack Weinberg <[email protected]>
* fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.
2000-01-21 Jakub Jelinek <[email protected]>
* config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
pseudos if expanded after first flow.
(movdi_pic_label_ref): Likewise.
2000-01-20 Richard Henderson <[email protected]>
* jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.
2000-01-20 Zack Weinberg <[email protected]>
* Makefile.in (fixinc.sh): Depend on specs.
* fixinc/Makefile.in: Add rule to create machname.h.
(fixlib.o): Depend on machname.h.
* fixinc/fixtests.c (machine_name): New test.
* fixinc/fixfixes.c (machine_name): New fix.
* fixinc/fixlib.c (mn_get_regexps): New helper function for
the machine_name test and fix.
* fixinc/fixlib.h: Prototype it.
* fixinc/inclhack.def (machine_name): Use the C test and fix.
* fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.
* gcc.c (do_spec_1) [case P]: Take care not to create
identifiers with three leading or trailing underscores.
* fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
(fixincl): Don't specify libraries twice on link line.
(gnu-regex.o): Remove special rule.
* fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
defined by config.h. Do not define _REGEX_RE_COMP.
(regcomp): Allocate and initialize a fastmap.
* fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.
2000-01-20 Brad Lucier <[email protected]>
* Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.
2000-01-19 Richard Henderson <[email protected]>
* flow.c (propagate_block): Replace FIRST, LAST and BNUM
arguments with BB. Update all callers. Tidy line wrapping.
2000-01-19 Clinton Popetz <[email protected]>
* emit-rtl.c (try_split): Return last_insn if we split the
last_insn.
Thu Jan 20 01:01:23 MET 2000 Jan Hubicka <[email protected]>
* i386-protos.h (ix86_compute_frame_size): Remove prototype.
(ix86_initial_elimination_offset): Declare.
* i386.c (ix86_nsaved_regs): Break out from ...
(ix86_can_use_return_insn_p): ... here.
(ix86_emit_save_regs): Break out from ...
(ix86_expand_prologue): ... here.
(ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
out from ...
(ix86_expand_epilogue): ... here.
(ix86_compute_frame_size): Make static, add prototype.
(ix86_initial_elimination_offset): Break out from ...
* i386.h (INITIAL_ELIMINATION_OFFSET): ... here.
2000-01-19 Kaveh R. Ghazi <[email protected]>
* recog.h (OUT_FCN): Delete.
* vax.md: Call `get_insn_template' instead of OUT_FCN.
2000-01-19 Kaveh R. Ghazi <[email protected]>
* cppalloc.c: PROTO -> PARAMS.
* cpperror.c: Likewise.
* cppfiles.c: Likewise.
* cpplib.c: Likewise.
* cpplib.h: Likewise.
* config/arm/arm-protos.h: PROTO -> PARAMS.
* config/arm/arm.c: Likewise.
* config/c4x/c4x.c: Likewise.
* config/fr30/fr30-protos.h: Likewise.
* config/nextstep.c: Likewise.
* config/pa/pa.c: Likewise.
* config/pj/pj.c: Likewise.
* config/rs6000/rs6000.c: Likewise.
* config/v850/v850-protos.h: Likewise.
* config/v850/v850.c: Likewise.
2000-01-19 Kaveh R. Ghazi <[email protected]>
* i370-protos.h: New file.
* i370.c: Include tm_p.h. Fix compile time warnings.
* i370.h: Move prototypes to i370-protos.h. Fix compile time
warnings.
* i370.md: Likewise.
2000-01-19 Kaveh R. Ghazi <[email protected]>
* real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
(target_isinf, target_isnan, eisnan): Mark parameter with
ATTRIBUTE_UNUSED.
(eiisinf): Wrap in INFINITY.
(etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
(ibmtoe): Remove unused variable `rndsav'.
Wed Jan 19 20:23:06 2000 J"orn Rennecke <[email protected]>
* sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
(GO_IF_LEGITIMATE_ADDRESS): Added missing tab.
2000-01-19 Zack Weinberg <[email protected]>
* fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
* fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
(fix_char_macro_defines, fix_char_macro_uses): New functions.
* fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
Recognize Emacs mode markers also.
* fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
C++ comments in C++ headers. Call is_cxx_header only if
necessary.
* fixinc/inclhack.def (avoid_bool): Add select for the problem and
bypass for ncurses.
(bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
(io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
... these, which use the new C fixes.
(math_exception): Escape literal '+' in bypass expression.
* fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
Regenerate.
2000-01-19 Geoff Keating <[email protected]>
* rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
inside the MEM.
2000-01-20 Michael Hayes <[email protected]>
* loop.c (loop_optimize): Allocate loop_info structure for each loop
prior to calling scan_loop.
Wed Jan 19 19:54:38 2000 J"orn Rennecke <[email protected]>
* sh.c (find_barrier, gen_block_redirect): Fix indentation.
(split_branches, calc_live_regs): Likewise.
Wed Jan 19 19:12:36 2000 J"orn Rennecke <[email protected]>
* sh.md (fpu_single, fp_mode): New attributes.
2000-01-20 Michael Hayes <[email protected]>
* loop.c (current_loop_info): Renamed from loop_info_data
and changed to a pointer.
(loop_optimize): Allocate loop_info structure for each loop
and initialize to zero.
(scan_loop): Set current_loop_info.
* unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
on iteration_var.
2000-01-19 Richard Henderson <[email protected]>
* stupid.c: Die die die.
* Makefile.in (OBJS): Remove stupid.o.
(stupid.o): Likewise.
* except.c (emit_eh_context): Don't emit USEs for stupid.
* explow.c (probe_stack_range): Likewise.
* flags.h (obey_regdecls): Remove.
* flow.c (find_basic_blocks): Don't run try_merge_blocks
when not optimizing.
(life_analysis): Limit data collection when not optimizing.
(mark_regs_live_at_end): Always mark the return value registers.
(mark_used_regs): Remove dummy RETURN case.
(print_rtl_with_bb): Don't consult obey_regdecls.
* function.c (use_variable, use_variable_after): Remove.
(assign_parms): Consult optimize not obey_regdecls.
(expand_function_start): Don't emit USEs for stupid.
(expand_function_end): Likewise.
* global.c (build_insn_chain): Export.
* integrate.c (expand_inline_function): Kill return-value USE
handling code.
* jump.c (jump_optimize_1): Do simple jump optimizations and
dead code elimination.
(calculate_can_reach_end): Remove check_deleted argument.
(delete_insn): Patch out insns even when not optimizing.
* local-alloc.c (block_alloc): Don't do tying when not optimizing.
* rtl.h (use_variable, use_variable_after): Remove declarations.
(build_insn_chain): Declare.
* stmt.c (expand_value_return): Don't emit USEs for stupid.
(expand_end_bindings): Likewise.
(expand_decl): Likewise. Consult optimize not obey_regdecls.
* toplev.c (obey_regdecls): Remove.
(rest_of_compilation): Don't set it. Kill stupid in favor of
flow1, local-alloc, and reload.
(main): Don't set obey_regdecls.
* config/nextstep.c (handle_pragma): Likewise.
* alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.
* arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.
2000-01-18 Kaveh R. Ghazi <[email protected]>
* alpha-protos.h: PROTO -> PARAMS.
* alpha.c: Likewise.
* elf.h: Likewise.
* h8300.c: Likewise.
* i386-protos.h: Likewise.
* i386.c: Likewise.
* m32r-protos.h: Likewise.
* m32r.c: Likewise.
* mips.c: Likewise.
* mips.md: Likewise.
* gmon-sol2.c: Likewise.
* sparc.c: Likewise.
2000-01-18 Kaveh R. Ghazi <[email protected]>
* ns32k-protos.h: New file.
* ns32k.c: Fix compile time warnings.
* ns32k.h: Move prototypes to ns32k-protos.h. Fix compile time
warnings.
* ns32k.md: Likewise.
2000-01-18 Kaveh R. Ghazi <[email protected]>
* vax-protos.h: New file.
* vax.c: Fix compile time warnings.
* vax.h: Move prototypes to vax-protos.h. Fix compile time
warnings.
* vax.md: Likewise.
* vaxv.md: Likewise.
2000-01-18 Kaveh R. Ghazi <[email protected]>
* romp-protos.h: New file.
* romp.c: Fix compile time warnings.
* romp.h: Move prototypes to romp-protos.h. Fix compile time
warnings.
* romp.md: Likewise.
2000-01-18 Kaveh R. Ghazi <[email protected]>
* we32k-protos.h: New file.
* we32k.c: Fix compile time warnings.
* we32k.h: Move prototypes to we32k-protos.h. Fix compile time
warnings.
2000-01-18 Kaveh R. Ghazi <[email protected]>
* calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.
* except.c (eh_regs): Likewise.
* final.c (output_operand): Likewise.
* fold-const.c (target_isinf, target_isnan): Likewise.
Tue Jan 18 16:19:55 MET 2000 Jan Hubicka <[email protected]>
* i386.h (BIGGEST_ALIGNMENT): Set to 128.
(BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)
* i386.md (memstr): Do not use rep stosb for counts divisible by 4
when optimize_size.
(clrstrsi): Rewrite.
(strsethi, strsetqi): New expanders.
(strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
(cmpstrsi): Emit compare insn before cmpstrsi_1
(cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
(strlensi_1): Likewise.
(cmpstrsi_1): Likewise; do not output compare.
(strlen expander): Do not unroll when optimizing for size.
(*subsi3_carry): Rename to subsi3_carry
(addqi3_cc): New pattern.
* i386.h (processor_costs): Add move_ratio field.
(MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
* i386.c (*_cost): Set move_ratio.
(x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
(x86_expand_strlensi_1): Rewrite the main loop.
2000-01-17 Richard Henderson <[email protected]>
* combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
* cse.c (find_comparison_args, fold_rtx): Likewise.
* integrate.c (subst_constants): Likewise.
* loop.c (get_condition): Likewise.
* tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.
* alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.
2000-01-18 Martin v. Löwis <[email protected]>
* c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
(RESTORE_WARN_FLAGS): Unpack it.
Change semantic type of extension to ttype.
* c-common.c (split_specs_attrs): Expect an INTEGER_CST.
* c-parse.y, c-parse.c, objc/objc-parse.y,
objc/objc-parse.c: Regenerate.
2000-01-17 Zack Weinberg <[email protected]>
* fixinc/fixlib.c: Add copyright notice.
(compile_re): New function.
* fixinc/fixlib.h: Prototype compile_re.
* fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
Use compile_re to compile regular expressions.
* fixinc/fixincl.c (egrep_test): Don't bother asking regexec
where the pattern matched.
* fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
use 'replace'.
(ultrix_ansi_compat): Likewise.
(interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
add egrep test.
(interactv_add2, interactv_add3): Delete.
(x11_sprintf): Don't use filename glob.
* fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
Regenerate.
2000-01-17 Kaveh R. Ghazi <[email protected]>
* print-rtl.c: PROTO -> PARAMS.
* real.c: Likewise.
* reg-stack.c: Likewise.
* resource.c: Likewise.
* sdbout.h: Likewise.
* simplify-rtx.c: Likewise.
* stor-layout.c: Likewise.
* stupid.c: Likewise.
* xcoffout.c: Likewise.
* xcoffout.h: Likewise.
2000-01-17 Kaveh R. Ghazi <[email protected]>
* toplev.c: PROTO -> PARAMS.
* toplev.h: Likewise.
* tree.c: Likewise.
* tree.h: Likewise.
* unroll.c: Likewise.
* varasm.c: Likewise.
* varray.c: Likewise.
* varray.h: Likewise.
2000-01-17 Kaveh R. Ghazi <[email protected]>
* reload.c: PROTO -> PARAMS.
* reload.h: Likewise.
* reload1.c: Likewise.
* reorg.c: Likewise.
* resource.h: Likewise.
* rtl.c: Likewise.
* rtl.h: Likewise.
* rtlanal.c: Likewise.
* sbitmap.h: Likewise.
* sdbout.c: Likewise.
* stack.h: Likewise.
* stmt.c: Likewise.
* system.h: Likewise.
2000-01-17 Kaveh R. Ghazi <[email protected]>
* machmode.h: PROTO -> PARAMS.
* mbchar.h: Likewise.
* mips-tdump.c: Likewise.
* mips-tfile.c: Likewise.
* optabs.c: Likewise.
* output.h: Likewise.
* prefix.c: Likewise.
* profile.c: Likewise.
* protoize.c: Likewise.
* real.h: Likewise.
* recog.c: Likewise.
* recog.h: Likewise.
* regclass.c: Likewise.
* regmove.c: Likewise.
* regs.h: Likewise.
2000-01-17 Kaveh R. Ghazi <[email protected]>
* ggc-common.c: PROTO -> PARAMS.
* ggc-page.c: Likewise.
* ggc-simple.c: Likewise.
* ggc.h: Likewise.
* global.c: Likewise.
* graph.c: Likewise.
* gthr-win32.h: Likewise.
* haifa-sched.c: Likewise.
* halfpic.h: Likewise.
* integrate.c: Likewise.
* integrate.h: Likewise.
* jump.c: Likewise.
* lcm.c: Likewise.
* local-alloc.c: Likewise.
* loop.c: Likewise.
* loop.h: Likewise.
2000-01-17 Kaveh R. Ghazi <[email protected]>
* genattr.c: PROTO -> PARAMS.
* genattrtab.c: Likewise.
* gencheck.c: Likewise.
* gencodes.c: Likewise.
* genconfig.c: Likewise.
* genemit.c: Likewise.
* genextract.c: Likewise.
* genflags.c: Likewise.
* gengenrtl.c: Likewise.
* genopinit.c: Likewise.
* genoutput.c: Likewise.
* genpeep.c: Likewise.
* genrecog.c: Likewise.
2000-01-16 Mark Mitchell <[email protected]>
* tree.h (BINFO_VPTR_FIELD): Augment documentation.
2000-01-16 Alexandre Oliva <[email protected]>
* aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
* configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
* ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
* configure, config.in: Rebuilt.
2000-01-16 Zack Weinberg <[email protected]>
* config/i386/i386.md: Add peephole to merge successive stack
adjusts.
Sat Jan 15 15:41:14 EST 2000 John Wehle ([email protected])
* gcse.c (insert_insn_end_bb): Use emit_block_insn_before
instead of emit_insn_before. Also handle NOTE_INSN_BASIC_BLOCK
when walking backwards to find all the parameter loads when
the basic block ends in a call.
2000-01-15 Michael Hayes <[email protected]>
* loop.c (this_loop_info): Delete.
(uid_loop): Add in place of uid_loop_num. All uses updated.
(loop_number_exit_count): Delete and replace with entry in loop
structure. All uses updated.
(loop_number_loop_starts, loop_number_loop_ends): Likewise.
(loop_number_loop_cont, loop_number_cont_dominator): Likewise.
(loop_outer_loop): Likewise.
(loop_invalid, loop_number_exit_labels): Likewise.
(loop_used_count_register): Delete and replace with entry in
loop_info structure.
(find_and_verify_loops): Add loops argument.
(verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
loop_end, etc. arguments with loop structure pointer. All callers
changed.
(loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
(check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
(load_mems_and_recount_loop_regs_set, load_mems): Likewise.
(insert_bct): Likewise.
(basic_induction_var): New argument level.
* loop.h (struct loop_info): Delete fields num, loops_enclosed,
vtop, and cont. Add used_count_register.
(uid_loop): Delete declaration.
(loop_number_exit_count): Likewise.
(loop_number_loop_starts, loop_number_loop_ends): Likewise.
(loop_number_loop_cont, loop_number_cont_dominator): Likewise.
(loop_outer_loop, loop_used_count_register): Likewise.
(loop_invalid, loop_number_exit_labels): Likewise.
(unroll_loop): Replace loop_start and loop_end arguments
with loop structure pointer.
(loop_precondition_p, loop_iterations): Likewise.
Include basic-block.h.
* unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
with loop structure pointer.
(loop_precondition_p, loop_iterations): Likewise.
* basic-block.h (struct loop): New entries vtop, cont,
cont_dominator, start, end, top, scan_start, exit_labels,
exit_count.
* Makefile.in (LOOP_H): Add basic-block.h to dependencies.
2000-01-15 Gerald Pfeifer <[email protected]>
* defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.
2000-01-14 Nathan Sidwell <[email protected]>
* config.in: Rebuilt for 2000-01-13 change to acconfig.h.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* pdp11-protos.h: New file.
* pdp11.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* pdp11.h: Move prototypes to pdp11-protos.h. Fix compile time
warnings.
* pdp11.md: Likewise.
* 2bsd.h: Likewise.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* mn10300-protos.h: New file.
* mn10300.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* mn10300.h: Move prototypes to mn10300-protos.h. Fix compile time
warnings.
* mn10300.md: Likewise.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* mn10200-protos.h: New file.
* mn10200.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* mn10200.h: Move prototypes to mn10200-protos.h. Fix compile time
warnings.
* mn10200.md: Likewise.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* h8300-protos.h: New file.
* h8300.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* h8300.h: Move prototypes to h8300-protos.h. Fix compile time
warnings.
* h8300.md: Likewise.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
(asm_emit_uninitialised): Likewise.
2000-01-13 Gavin Romig-Koch <[email protected]>
* config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
* config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.
2000-01-14 Clinton Popetz <[email protected]>
* config/mips/mips.c (override_options): Don't turn on extra
alignment for mips16.
2000-01-14 Clinton Popetz <[email protected]>
* config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
eabi, and make sure queued POSTINCREMENT rtl is emitted at
the right point.
2000-01-14 Clinton Popetz <[email protected]>
* builtins.c (PAD_VARARGS_DOWN): Define.
(std_expand_builtin_va_arg): Use the above macro.
* config/mips/mips.h (PAD_VARARGS_DOWN): Define.
* tm.texi (Register Arguments): Document the above macro.
2000-01-14 Nick Clifton <[email protected]>
* emit-rtl.c (emit_insn): If checking is enabled, make sure
that this function has not been used to emit a jump
instruction.
* jump.c (return_jump_1): Cope with being passed a null rtx.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* eh-common.h: PROTO -> PARAMS.
* emit-rtl.c: Likewise.
* errors.c: Likewise.
* errors.h: Likewise.
* except.c: Likewise.
* except.h: Likewise.
* explow.c: Likewise.
* expmed.c: Likewise.
* expr.c: Likewise.
* expr.h: Likewise.
* final.c: Likewise.
* fix-header.c: Likewise.
* flow.c: Likewise.
* fold-const.c: Likewise.
* function.c: Likewise.
* function.h: Likewise.
* gcc.c: Likewise.
* gcov-io.h: Likewise.
* gcov.c: Likewise.
* gcse.c: Likewise.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* sh-protos.h: New file.
* sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
Add static prototypes. Fix compile time warnings.
* sh.h: Move prototypes to sh-protos.h. Fix compile time warnings.
* sh.md: Likewise.
* elf.h: Likewise.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* arc-protos.h: New file.
* arc.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* arc.h: Move prototypes to arc-protos.h. Fix compile time
warnings.
* arc.md: Likewise.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* dsp16xx-protos.h: New file.
* dsp16xx.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* dsp16xx.h: Move prototypes to dsp16xx-protos.h. Fix compile time
warnings.
* dsp16xx.md: Likewise.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* convex-protos.h: New file.
* convex.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* convex.h: Move prototypes to convex-protos.h. Fix compile time
warnings.
2000-01-14 Kaveh R. Ghazi <[email protected]>
* elxsi-protos.h: New file.
* elxsi.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* elxsi.h: Move prototypes to elxsi-protos.h. Fix compile time
warnings.
* elxsi.md: Likewise.
2000-01-14 Clinton Popetz <[email protected]>
* config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
case for moving from HI/LO/HI_LO_REG. This makes the behavior
match the comment for MIPS16.
Fri Jan 14 00:28:06 2000 Jeffrey A Law ([email protected])
* flow.c (split_edge): Do not call set_block_for_insn if we
do not have a basic_block_for_insn structure.
* fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
and destination functions are 32bit aligned within the trampoline.
(TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
(TRAMPOLINE_ALIGNMENT): Define.
* cse.c (cse_insn): When changing (set (pc) (reg)) to
(set (pc) (label_ref)), verify the change creates a valid insn.
* fr30.c (call_operand): Tighten and rework to match rules for
call RTL expressions.
* fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
* fr30.md (call patterns): Improve constraints.
Thu Jan 13 23:44:03 2000 Richard Henderson <[email protected]>
* fr30.c (fr30_expand_epilogue): Revert last change.
Use emit_jump_insn for the return insn.
Thu Jan 13 14:46:03 2000 Jason Eckhardt <[email protected]>
Stan Cox <[email protected]>
* predict.c: New file. Preliminary infrastructure work for static
branch prediction and basic block reordering.
* basic-block.h: Add prototype for estimate_probability.
* Makefile.in: Add rules for predict.o.
2000-01-13 Jason Merrill <[email protected]>
* fixincludes (va_list): Use __not_va_list__ for the dummy.
* fixinc/*: Likewise.
2000-01-13 Kaveh R. Ghazi <[email protected]>
* cccp.c: PROTO -> PARAMS.
* cexp.y: Likewise.
* collect2.c: Likewise.
* combine.c: Likewise.
* convert.h: Likewise.
* cse.c: Likewise.
* dbxout.c: Likewise.
* dbxout.h: Likewise.
* diagnostic.c: Likewise.
* doprint.c: Likewise.
* dwarf2out.c: Likewise.
* dwarf2out.h: Likewise.
* dwarfout.c: Likewise.
* dwarfout.h: Likewise.
* dyn-string.h: Likewise.
2000-01-13 Kaveh R. Ghazi <[email protected]>
* calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
macro conditionals guarding use.
* dwarf2out.c: Include "tm_p.h".
* function.c (locate_and_pad_parm): Mark parameter with
ATTRIBUTE_UNUSED.
(expand_function_end): Likewise for variable `context'.
* reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.
2000-01-13 Nick Clifton <[email protected]>
* config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
register to prevent compile time warnings.
2000-01-13 Zack Weinberg <[email protected]>
* longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
to avoid -Wtraditional warning.
2000-01-13 Kaveh R. Ghazi <[email protected]>
* 1750a-protos.h: New file.
* 1750a.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* 1750a.h: Move prototypes to 1750a-protos.h. Fix compile time
warnings.
* 1750a.md: Likewise.
2000-01-13 Kaveh R. Ghazi <[email protected]>
* a29k-protos.h: New file.
* a29k.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* a29k.h: Move prototypes to a29k-protos.h. Fix compile time
warnings.
2000-01-13 Kaveh R. Ghazi <[email protected]>
* clipper-protos.h: New file.
* clipper.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* clipper.h: Move prototypes to clipper-protos.h. Fix compile time
warnings.
Thu Jan 13 16:03:06 2000 J"orn Rennecke <[email protected]>
* reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.
2000-01-13 Nathan Sidwell <[email protected]>
* configure.in (--enable-new-gxx-abi): New option.
* acconfig.h (ENABLE_NEW_GXX_ABI): New define.
* Makefile.in (GXX_ABI_FLAG): New variable.
* configure: Regenerate.
2000-01-13 Michael Hayes <[email protected]>
* stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
* tm.texi (FORCE_STRUCT_BLK): Document.
* config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.
Wed Jan 12 23:12:47 2000 Hans-Peter Nilsson <[email protected]>
* config/ns32k/ns32k.md: Revert Jan 9 change.
* genrecog.c (maybe_both_true_2): Do not compare a predicate-test
to a mode-test, if the predicate is address_operand.
Wed Jan 12 22:34:00 2000 Jeffrey A Law ([email protected])
* combine.c (if_then_else_cond): Be careful about what kinds
of RTL expressions are passed to operand_subword.
* flow.c (split_edge): If we have to insert a new jump, make
sure to associate it with a basic block.
* flow.c (commit_one_edge_insertion): A block with one successor
can end in a JUMP_INSN that is not a simplejump.
2000-01-12 Robert Lipe <[email protected]>
* i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
(BUILD_VA_LIST_TYPE): Define.
(EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
with crtstuff.c.
2000-01-12 Jason Merrill <[email protected]>
* cccp.c (do_pragma): Add cast to (char *).
2000-01-12 Richard Henderson <[email protected]>
Fred Fish <[email protected]>
Jason Merrill <[email protected]>
* configure.in (i?86-*-beos{pe,elf,}*): Recognize.
* i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
* i386/beos-elf.h, i386/beos-pe.h: New files.
* Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
* cross-make (SYSTEM_HEADER_DIR): Define using
CROSS_SYSTEM_HEADER_DIR.
* gcc.c (LIBRARY_PATH_ENV): Provide default.
(process_command): Use it.
(main): Likewise. Kill trailing = from env vars.
(build_search_list): Put it back.
* collect2.c (main): Use LIBRARY_PATH_ENV.
* configure.in (GCC_NEED_DECLARATIONS): Add environ.
* toplev.c: Use NEED_DECLARATION_ENVIRON.
* tm.texi (Frame Layout): Document SMALL_STACK.
* c-common.c (c_common_nodes_and_builtins): Check it.
* system.h: Undef alloca after including glibc's <stdlib.h>,
if USE_C_ALLOCA is defined.
* gcc.c (set_input): New fn.
(main): After all input files are compiled, reset the input file
info to the first.
* aclocal.m4 (rindex, index): If already defined, don't attempt
to redefine.
* ginclude/varargs.h: (__va_list__): Define ifndef.
* ginclude/stdarg.h: Likewise.
* ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
instead of unsigned char.
* hash.h (true, false, boolean): Undef before enum.
* expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
proper type of "HOST_WIDE_INT *", rather than their natural type of
"unsigned HOST_WIDE_INT *".
2000-01-12 Kaveh R. Ghazi <[email protected]>
* svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.
* recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.
* regclass.c (choose_hard_reg_mode): Likewise.
* reload.c (find_valid_class, strict_memory_address_p): Likewise.
* reorg.c (optimize_skip): Wrap prototype in macro conditionals.
2000-01-12 Kaveh R. Ghazi <[email protected]>
* c-common.c: PROTO -> PARAMS.
* c-common.h: Likewise.
* c-decl.c: Likewise.
* c-iterate.c: Likewise.
* c-lang.c: Likewise.
* c-lex.c: Likewise.
* c-lex.h: Likewise.
* c-parse.in: Likewise.
* c-pragma.c: Likewise.
* c-pragma.h: Likewise.
* c-tree.h: Likewise.
* c-typeck.c: Likewise.
* objc/objc-act.c: Likewise.
* objc/objc-act.h: Likewise.
2000-01-12 Kaveh R. Ghazi <[email protected]>
* m88k-protos.h: New file.
* m88k.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* m88k.h: Move prototypes to m88k-protos.h. Fix compile time warnings.
* m88k.md: Likewise.
* tekXD88.h: Likewise.
2000-01-12 Kaveh R. Ghazi <[email protected]>
* m68k-protos.h: New file.
* m68k.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* m68k.h: Move prototypes to m68k-protos.h. Fix compile time warnings.
* mot3300.h: Likewise.
2000-01-12 Richard Earnshaw <[email protected]>
* haifa-sched.c (split_edges): Pass edgeset_size as second arg to
extract_bitlst.
(extract_bitlist): Declare bitlen.
2000-01-12 Zack Weinberg <[email protected]
* cccp.c: Accept and ignore -lang-fortran.
* c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
qualifiers don't match at any level of pointerness.
2000-01-12 Robert Lipe <[email protected]>
* i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.
2000-01-12 Bernd Schmidt <[email protected]>
* reload1.c (reload_reg_unavailable): New static variable.
(reload_reg_free_p): Test it.
(reload_reg_free_for_value_p): Test it instead of
reload_reg_used.
(choose_reload_regs_init): Compute it.
Wed Jan 12 03:24:41 2000 Toshiyasu Morita ([email protected])
* reorg.c (fill_slots_from_thread): Check modified_in_p
before replacing.
Wed Jan 12 03:20:31 2000 John Marshall <[email protected]>
* gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
these nodes even if INTERNALS is not set.
Wed Jan 12 09:39:22 2000 Nick Burrett <[email protected]>
* gcse.c (delete_null_pointer_checks_1): Cope when
get_condition cannot determine the condition.
2000-01-12 Gabriel Dos Reis <[email protected]>
* toplev.h (set_message_length): Declare.
* diagnostic.c (obstack_chunk_alloc): Define macro.
(obstack_chunk_free): Likewise.
(struct output_buffer): New data structure.
(vmessage): Remove.
(output_maximum_width): New variable.
(doing_line_wrapping, set_message_length, init_output_buffer,
get_output_prefix, output_space_left, emit_output_prefix,
output_newline, output_append, output_puts, dump_output,
vbuild_message_string, build_message_string, build_location_prefix,
voutput_notice, output_printf, line_wrapper_printf,
vline_wrapper_message_with_location): New functions. Implement
automatic line wrapping.
(v_message_with_decl): Make it handle automatic line wrapping.
(v_error_with_file_and_line): Likewise.
(v_warning_with_file_and_line): Likewise.
(announce_function): Likewise.
(default_print_error_function): Likewise.
2000-01-11 16:24 -0800 Zack Weinberg <[email protected]>
* cpplib.h (struct cpp_options): Change lang_asm to char.
Add lang_fortran.
* cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
done in cpp_handle_option now.
(initialize_builtins): Take out special case code used only by
__STDC_VERSION__.
(cpp_handle_option): Turn off trigraphs and trigraph warnings
if -traditional. Recognize -lang-fortran and set
lang_fortran, also turn off cplusplus_comments.
(print_help): Document -lang-fortran.
* cpplib.c (handle_directive): Ignore `# 123 "file"' if
lang_asm. Ignore all directives other than `# 123 "file"' if
CPP_PREPROCESSED.
(cpp_get_token): If -traditional, don't recognize directives
unless the # is in column 1.
(parse_string): If lang_fortran or lang_asm, silently
terminate strings ('' or "") at end of line.
Remove unnecessary braces.
2000-01-11 Alexandre Oliva <[email protected]>
Richard Henderson <[email protected]>
* resource.c (mark_referenced_resources): Mark a set strict_low_part
as used.
* config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
strict_low_part when possible.
2000-01-11 Kaveh R. Ghazi <[email protected]>
* alias.c: PROTO -> PARAMS.
* basic-block.h: Likewise.
* bitmap.c: Likewise.
* bitmap.h: Likewise.
* builtins.c: Likewise.
* c-aux-info.c: Likewise.
* caller-save.c: Likewise.
* calls.c: Likewise.
2000-01-11 Kaveh R. Ghazi <[email protected]>
* Makefile.in (toplev.o): Depend on regs.h.
* output.h (tdesc_section): Prototype.
* regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.
* sdbout.c: Include "tm_p.h".
* toplev.c: Include "regs.h".
Tue Jan 11 11:37:58 2000 Mike Stump <[email protected]>
* unroll.c (unroll_loop): Add EH support.
2000-01-11 Kaveh R. Ghazi <[email protected]>
* pa-protos.h: New file.
* pa.c: Include recog.h and tm_p.h.
(compute_zdepwi_operands, compute_movstrsi_length,
remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
find_addr_reg, import_milli): Add static prototypes.
(pa_cpu_string, pa_arch_string): Constify a char*.
(legitimize_pic_address): Pass argument `mode' to pic_label_operand.
(read_only_operand): Add argument `mode'.
(singlemove_string, output_move_double, output_fp_move_double,
output_block_move, output_and, output_ior, output_ascii,
remove_useless_addtr_insns, milli_names, output_mul_insn,
output_div_insn, output_mod_insn, output_arg_descriptor,
output_cbranch, output_bb, output_bvb, output_dbra, ,
output_millicode_call, output_call, hppa_encode_label,
output_parallel_movb, output_parallel_addb): Constify a char*.
(hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
(output_parallel_addb): Remove extra arg to `constrain_operands'
* pa.h: Move all prototypes to pa-protos.h.
(pa_cpu_string, pa_arch_string): Constify a char*.
(LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.
* pa.md: Call `function_label_operand' with mode argument.
Likewise for `read_only_operand'.
Fix nesting of parens in call to `symbolic_operand'.
2000-01-11 Kaveh R. Ghazi <[email protected]>
* i860-protos.h: New file.
* i860.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* i860.h: Move prototypes to i860-protos.h. Fix compile time warnings.
* i860.md: Likewise.
Tue Jan 11 18:59:35 MET 2000 Jan Hubicka <[email protected]>
* i386.md (movstrsi expander): Rewrite.
(movstrsi_1 insn): Deleted.
(strmovhi, strmovqi expander): New expanders.
(movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
* i386.c (x86_single_stringop): New global variable.
* i386.h (x86_single_stringop): Declare.
(TARGET_SINGLE_STRINGOP): New macro.
2000-01-11 Clinton Popetz <[email protected]>
* config/mips/mips.c (mips_va_arg): For EABI, emit the queued
integer vararg POSTINCREMENT before the destination of the jump
for the hard fp case.
(function_arg_pass_by_reference): Pass a copy of CUM to
FUNCTION_ARG.
* config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
for CONSTANT_ADDRESS_P above while loop for subreg.
2000-01-11 Clinton Popetz <[email protected]>
* flow.c (propagate_block): When a prologue/epilogue insn
is marked dead, unconditionally clear libcall_is_dead and
insn_is_dead, and only dump rtl if warnings aren't being
suppressed.
Tue Jan 11 16:26:47 MET 2000 Jan Hubicka <[email protected]>
* i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
* i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
(FIXED_REGISTERS): Set dirflag as fixed.
(CALL_USED_REGISTERS): Set dirflag as used.
(REG_ALLOC_ORDER): Set dirflag as last one.
(DIRFLAG_REG): New macro.
(MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
(HI_REGISTER_NAMES): Add dirflag.
(DEBUF_PRINT_REG): Handle dirflag.
* i386.md (type attribute): New cld and str types.
(length_opcode attribute): Set cld and str to 1.
(memory attribute): Set str to unknown - it is not clear from the
patterns.
(pent_np function unit): Prefixed string operations takes 12 cycles
minimally; cld takes 2 cycles.
(ppro_uops attribute): Str is "many" and cld is "few".
(ppro_p0 unit): Handle cld here.
(k6_alux unit): Handle cld and str types.
(k6_load unit): It is ocupied by str opcodes.
(k6_store unit): It is ocupied by str opcodes.
(athlon_decode): Str is vector decoded.
(athlon_ieu): Handle str and cld.
(cld pattern): New.
(movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
(movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
cmpstrsi_nz_1 insn): Do not output cld instruction
Tue Jan 11 06:14:39 2000 David Starner <[email protected]>
* gcc.texi (G++ and GCC): Add Java and Chill.
(Bug Critera): Don't list languages.
* gcc.texi (Incompatibilities): No longer claim most C compilers
are K&R.
* gcc.texi (G++ and GCC): Update other front-ends list.
Tue Jan 11 05:49:01 2000 Jeffrey A Law ([email protected])
* i386.c (ix86_expand_setcc): Fix typo.
(ix86_expand_movcc): Similarly.
* Band-aid until haifa's bitset implementation is nuked.
* haifa-sched.c (extract_bitlst): New parameter for size of the
bitset in bits. All callers changed. Avoid looking at undefined
bits in the bitset.
(edgeset_bitsize): New variable.
(schedule_region): Initialize edgeset_bitsize.
2000-01-10 Kaveh R. Ghazi <[email protected]>
* Makefile.in (optabs.o): Depend on real.h
(resource.o): Depend on insn-attr.h
* builtins.c (result_vector): Wrap prototype in macro conditions
governing definition and use.
* c-common.c: Include tm_p.h.
* c-lex.c: Likewise.
* elfos.h: Constify a char*.
* final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
(get_attr_length, shorten_branches, profile_after_prologue): Mark
parameter with ATTRIBUTE_UNUSED.
* fold-const.c (exact_real_inverse): Wrap variable `i' in
CHECK_FLOAT_VALUE.
* haifa-sched.c (schedule_insns): Mark parameter with
ATTRIBUTE_UNUSED.
* optabs.c: Include real.h.
* real.h (ereal_atof): Add prototype arguments.
* resource.c: Include insn-attr.h.
* sdbout.c (sdbout_queue_anonymous_type,
sdbout_dequeue_anonymous_types): Wrap in macro
SDB_ALLOW_FORWARD_REFERENCES.
(sdbout_init, sdbout_start_new_source_file): Mark parameter with
ATTRIBUTE_UNUSED.
* stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.
* stupid.c: Include tm_p.h.
* tree.c (real_value_from_int_cst): Mark parameter with
ATTRIBUTE_UNUSED.
2000-01-10 Kaveh R. Ghazi <[email protected]>
* i960-protos.h: New file.
* i960.c: Include tm_p.h. Add static prototypes. Fix compile
time warnings.
* i960.h: Move prototypes to i960-protos.h. Fix compile time warnings.
2000-01-10 Alexandre Oliva <[email protected]>
* combine.c (expand_field_assignment): Do not discard SUBREGs
while computing nonzero_bits.
2000-01-09 Nick Clifton <[email protected]>
* config/arm/arm.c: Fix compile time warnings about signed vs
unsigned constants.
* config/arm/arm.h: Fix compile time warnings about signed vs
unsigned constants.
2000-01-09 Philip Blundell <[email protected]>
* config/arm/arm.c (output_return_instruction): Use `ldr' rather
than `ldm' with only one register.
* config/arm/arm.md (push_multi): Use `str' rather than `stm' with
only one register.
* config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
clobbered.
Sun Jan 9 17:50:23 2000 Hans-Peter Nilsson <[email protected]>
* config/ns32k/ns32k.md (load or push effective address): Operand 1
must have SImode.
2000-01-09 Kaveh R. Ghazi <[email protected]>
* elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
assignment used as truth value.
* function.c (assign_temp): Mark parameter `dont_promote' with
ATTRIBUTE_UNUSED. Wrap variable `unsignedp' with macro
PROMOTE_FOR_CALL_ONLY.
* genrecog.c (write_subroutine): Mark variable `operands' with
ATTRIBUTE_UNUSED.
* optabs.c (prepare_cmp_insn): Mark parameter `align' with
ATTRIBUTE_UNUSED.
* sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
(sdbout_begin_block, sdbout_end_block): Likewise for `file'.
* toplev.c (note_deferral_of_defined_inline_function): Likewise
for `decl'.
2000-01-09 Michael Hayes <[email protected]>
* config/c4x.h: Tidy up comments.
* config/c4x.c: Likewise.
Sun Jan 9 01:02:55 EST 2000 John Wehle ([email protected])
* fold-const.c (lshift_double, rshift_double): Handle
shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.
2000-01-08 Alexandre Oliva <[email protected]>
* toplev.c (rest_of_compilation): Initialize cse_not_expected as
in prepare_function_start().
Sat Jan 8 12:12:46 2000 Nick Clifton <[email protected]>
* config/v850/v850.c (expand_epilogue): Interrupt functions no
longer allocate extra stack for function calls.
2000-01-08 Michael Hayes <[email protected]>
* config/c4x/c4x.md (*subqf3_set): Fix typo.
2000-01-08 Michael Hayes <[email protected]>
* config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.
2000-01-07 David Edelsohn <[email protected]>
* rs6000.c (processor_target_table): Add power3 as alias for 630.
* aix43.h: Revert Aug 2 change.
(HAS_INIT_SECTION): Define, not visible yet.
(LD_INIT_SWITCH): Define, not visible yet.
* t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.
* glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.
* collect2.c (main): Expand ld2 size further.
(export_object_lst): Cast assignment to avoid warning.
(main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
(scan_prog_file, COFF): Do not collect initialization or
finalization functions generated for entire shared object if
init/fini support present.
2000-01-07 Nick Clifton <[email protected]>
* config/elfos.h: Tidy up formatting of marcos. Make sure
that .section directives are always prefixed by a tab.
* config/svr4.h: Add #include "elfos.h" and remove duplicate
definitions.
2000-01-07 Matt Austern <[email protected]>
* fold-const.c (real_hex_to_f): Remove duplicate declaration of
expon.
Fri Jan 7 01:55:34 2000 Jeffrey A Law ([email protected])
* Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
crtstuff.c.
(crtbegin.o, s-crtS): Likewise.
2000-01-06 Richard Henderson <[email protected]>
* alpha.md (adddi_2+1): Limit offset such that it will be
loadable with a single ldah+lda pair.
(adddi_2+2): Explicitly fail split if we can't make it work.
2000-01-06 Mumit Khan <[email protected]>
* protoize.c: Conditionally include unistd.h.
(IS_SAME_PATH_CHAR): New macro.
(IS_SAME_PATH): New macro.
(CPLUS_FILE_SUFFIX): New macro.
(cplus_suffix): New static variable.
(is_abspath): New static function.
(in_system_include_dir): Handle DOS style pathnames.
(file_could_be_converted): Likewise.
(file_normally_convertible): Likewise.
(directory_specified_p): Likewise.
(file_excluded_p): Likewise.
(abspath): Likewise.
(shortpath): Likewise.
(referenced_file_is_newer): Likewise.
(save_def_or_dec): Likewise.
(do_processing): Likewise.
(main): Likewise.
(edit_file): Likewise. Use rename instead of link.
(rename_c_file): Likewise. Don't rename syscalls file.
(munge_compile_params): Define null device for DOS based systems.
(process_aux_info_file): Use binary mode if appliable.
(edit_file): Likewise.
* invoke.texi (Running Protoize): Document C++ suffixes used.
* cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
IS_DIR_SEPARATOR macros.
* collect2.c: Likewise.
* cppinit.c: Likewise.
* dwarf2out.c: Likewise.
* gcc.c: Likewise.
* gcov.c: Likewise.
* prefix.c: Likewise.
* rtl.c: Likewise.
* toplev.c: Likewise.
* system.h: And move to here.
* prefix.c (update_path): Fix typo in variable name.
2000-01-06 Richard Henderson <[email protected]>
* flow.c (mark_set_1): Use loop_depth+1 as reference weight.
(find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
(count_reg_sets_1, count_reg_references): Likewise.
(flow_loops_level_compute): Start counting actual loop depth at 1.
(flow_loops_find): Likewise.
* local-alloc.c (update_equiv_regs): Likewise.
* regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.
2000-01-06 Gabriel Dos Reis <[email protected]>
* defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
FIRST_PSEUDO_REGISTER
* dwarf2out.c: Don't include frame.h
* dwarfout.c: Likewise
* Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
frame.h
Thu Jan 6 13:44:59 CET 2000 Jan Hubicka <[email protected]>
* reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
dead registers.
* i386.c (movsf splitter): Fix typo in my last checkin.
2000-01-05 Nick Clifton <[email protected]>
* varasm.c (IN_NAMED_SECTION): Allow targets to provide their
own definition of this macro.
(asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
flag_data_sections or UNIQUE_SECTION_P are true.
* tm.texi (UNIQUE_SECTION): Document that it can be called for
uninitialized data decls.
* config/i386/winnt.c (i386_pe_unique_section): Cope with
being called for uninitialized data.
* config/i386/interix.c (i386_pe_unique_section): Cope with
being called for uninitialized data.
* config/mips/elf.h (UNIQUE_SECTION): Cope with being called
for uninitialized data.
* config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
for uninitialized data.
* config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
for uninitialized data.
* config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
(UNIQUE_SECTION_P): Always generate a unique section if
flag_data_sections is true.
(UNIQUE_SECTION): Also generate unique sections for
uninitialized data.
(ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
named_section().
2000-01-06 Michael Hayes <[email protected]>
* config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
SI, or DI.
2000-01-06 Michael Hayes <[email protected]>
* config/c4x/c4x.md (udivqi3, divqi3): Delete.
(umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
(*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
(*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
(*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.
* c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.
2000-01-05 11:25 -0800 Zack Weinberg <[email protected]>
* c-decl.c (finish_enum): Simplify code to determine minimum and
maximum values of the enum, and calculate the type. Remove check
for FUNCTION_DECLs in the values list, which cannot happen. Replace
the DECL_INITIAL of each enumeration constant with a copy converted
to the enumeration type. When updating variant types, don't bother
updating the type itself.
* c-typeck.c (build_binary_op): Simplify conditional expressions
when weeding out spurious signed-unsigned warnings. Add new
spurious warning category: if the unsigned quantity is an enum
and its maximum value fits in signed_type(result_type). Update
commentary.
(build_conditional_expr): Warn here if one alternative is signed
and the other is unsigned.
2000-01-05 Nick Clifton <[email protected]>
* config/fr30/fr30.h: Remove extraneous comments.
2000-01-05 Bernd Schmidt <[email protected]>
* reload1.c (choose_reload_regs): When disabling a reload, also
set reload_spill_index to -1.
2000-01-04 Joel Sherrill ([email protected]>
* configure.in (m68*-*-rtemscoff*): New target, formal name for
old m68*-*-rtems*.
(m68*-*-rtemself*): New target.
(mips64orion-*-rtems*): Remove duplicate definition of tm_file.
(sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
(sparc*-*-rtemself*): New target.
(sparc*-*-rtems*): Now elf not a.out.
* config/i386/rtems.h: Include config/rtems.h.
* config/i386/rtemself.h: Include config/rtems.h.
* config/i960/rtems.h: Include config/rtems.h.
* config/m68k/rtems.h: Include config/rtems.h.
* config/m68k/rtemself.h: Include config/rtems.h.
* config/mips/rtems64.h: Include config/rtems.h.
* config/pa/rtems.h: Include config/rtems.h.
* config/rs6000/rtems.h: Include config/rtems.h.
* config/sh/rtems.h: Include config/rtems.h.
* config/sh/rtemself.h: Include config/rtems.h.
* config/sparc/rtems.h: Include config/rtems.h.
* config/sparc/rtemself.h: Include config/rtems.h
Tue Jan 4 23:59:26 2000 Denis Chertykov <[email protected]>
* final.c (shorten_branches): Correctly compute length of
asms without operands.
Tue Jan 4 22:55:41 2000 Steve Chamberlain <[email protected]>
* configure.in: Add pj target.
* configure: Regenerate.
* config/pj: New directory.
* config/pj/lib1funcs.S: New file.
* config/pj/linux.h: New file.
* config/pj/pj.c: New file.
* config/pj/pj.md: New file.
* config/pj/pjl.h: New file.
* config/pj/t-pj: New file.
* config/pj/xm-pj.h: New file
Tue Jan 4 22:30:16 2000 Jeffrey A Law ([email protected])
* toplev.c (rest_of_compilation): Run shorten-branches before
reg-stack for now.
2000-01-05 Michael Hayes <[email protected]>
* config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behavior of
macros so that they're consistent with their names.
* config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
* config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.
2000-01-05 Michael Hayes <[email protected]>
* config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
modified inadvertently.
2000-01-04 Joel Sherrill <[email protected]>
* configure.in (v850*-*-rtems*): New target.
* configure: Regenerate.
* config/v850/rtems.h: New file.
2000-01-04 Mumit Khan <[email protected]>
* gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
(__gthread_key_create): Likewise.
(__gthread_key_dtor): Likewise.
(__gthread_once): Fix logic.
(__gthread_key_delete): Cast away constness.
* i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
* invoke.texi: Document.
* i386/mingw32.h (CPP_SPEC): Use.
(LIBGCC_SPEC): Likewise.
* i386/crtdll.h (LIBGCC_SPEC): Likewise.
2000-01-04 David Edelsohn <[email protected]>
* rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
(HANDLE_PRAGMA_PACK): Undefine.
(SLOW_UNALIGNED_ACCESS): Define.
2000-01-04 David Edelsohn <[email protected]>
* expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
to default definition.
(store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
(store_fixed_bit_field): Call macro with word_mode and alignment.
(extract_bit_field): Call macro with relevant mode and alignment.
* expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
to default definition.
(move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
and alignment.
(move_by_pieces_ninsns): Likewise.
(clear_by_pieces): Likewise.
(emit_push_insn): Likewise.
(store_field): Call macro with relevant mode and alignment.
(expand_expr): Likewise.
(expand_expr_unaligned): Likewise.
* rs6000.h (HANDLE_PRAGMA_PACK): Define.
(SLOW_UNALIGNED_ACCESS): Define.
(CASE_VECTOR_MODE): Always use 32-bit offsets.
(ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
(EXTRA_SECTION_FUNCTIONS): Indent .csect pseudo-op.
(toc_section): Likewise and .toc pseudo-op.
(ASM_DECLARE_FUNCTION): Likewise. Align text more strictly in
64-bit mode.
(TEXT_SECTION_ASM_OP): Likewise.
(ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
32-bit offsets.
* a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
* alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
* arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
* gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
* fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.
Tue Jan 4 11:44:13 2000 Jeffrey A Law ([email protected])
* regclass.c: Revert my Jan 4 change to loop cost computation.
Tue Jan 4 19:22:39 MET 2000 Jan Hubicka <[email protected]>
* regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
compilation.
2000-01-04 Stan Cox <[email protected]>
* haifa-sched.c (build_control_flow): Change unreachable simple
loop test to check if current block has only one predecessor.
(find_rgns): Initialize degree. Use dest as degree index, not src.
2000-01-04 Kaveh R. Ghazi <[email protected]>
* builtins.c (expand_builtin_strlen): Initialize variable `icode'.
* calls.c (expand_call): Likewise for
`old_stack_arg_under_construction'.
* cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.
* function.c (pad_to_arg_alignment): Likewise for `save_var' and
`save_constant'.
* gcc.c (execute): Likewise for `ut' and `st'.
* genattrtab.c (attr_rtx): Likewise for `rt_val'.
* genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.
* jump.c (jump_optimize_1): Likewise for `temp2'.
* local-alloc.c (block_alloc): Likewise for `r1'.
* loop.c (recombine_givs): Likewise for `life_start' and `life_end'.
* reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
(subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.
* regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
and `set2'.
* reload.c (find_reloads): Likewise for `goal_alternative_number'
and `goal_earlyclobber'.
* scan-decls.c (scan_decls): Likewise for `prev_id_end'.
* sdbout.c (sdbout_one_type): Likewise for `member_scl'.
* stupid.c (stupid_life_analysis): Likewise for `chain'.
* unroll.c (copy_loop_body): Likewise for `copy'.
* varasm.c (output_constructor): Likewise for `byte'.
Tue Jan 4 15:34:34 MET 2000 Jan Hubicka <[email protected]>
* i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
all FP constants for constant->reg moves.
(ix86_split_to_parts): Try to convert memory address into immediate
when available in the constant pool.
* i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
moves.
(LEGITIMATE_CONSTANT_P): Return 1.
* i386.md (pushsf): New splitter to convert constant pool memory
reference to immediate.
(mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
reload.
2000-01-04 Bernd Schmidt <[email protected]>
* i386.md (ashlsi3_cmpno): Don't accept variables shifts.
(ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
(rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
rotrhi3_cmpno, rotrqi3_cmpno): Likewise.
2000-01-04 Martin von Löwis <[email protected]>
* ginclude/stdbool.h: Support compilation as C++.
Tue Jan 4 01:35:13 2000 J"orn Rennecke <[email protected]>
* fold-const.c (make_range): Don't try to reverse an unbounded range.
Tue Jan 4 00:18:46 2000 Jeffrey A Law ([email protected])
* regclass.c (regclass): Properly compute loop_cost. Adjust
comments.
* regclass.c: Fix minor whitespace problems.
2000-01-03 Anthony Green <[email protected]>
* config/i386/i386.md (builtin_setjmp_receiver): New pattern.
Restore the pic register if required.
2000-01-03 Ulrich Drepper <[email protected]>
* c-common.c (format_char_info): Update comment.
(check_format_info): Recognize 'z' modifier in the same way 'Z'
was recognized. Emit warning for formats new in ISO C99 only
if flag_isoc9x is not set.
Mon Jan 3 12:59:54 2000 Mark P. Mitchell <[email protected]>
* config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.
Mon Jan 3 15:33:37 MET 2000 Jan Hubicka <[email protected]>
* combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
(make_compound_operation): Choose cheaper alternative between
ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.
* regclass.c (op_costs): Remove global variable.
(record_reg_classes): New parameter "op_costs" and "reg_pref".
(record_operand_costs): Break out from ...
(scan_one_insn): ... here.
(dump_regclass): Make dumps nicer.
(regclass): Dump preferrences choosed and changes done during passes.
2000-01-03 Jakub Jelinek <[email protected]>
* config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.
2000-01-03 Jakub Jelinek <[email protected]>
* config/sparc/sparc.c (gen_df_reg): New function.
* config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
* config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
movtf_cc_reg_sp64+1): Use it.
2000-01-02 Mark Mitchell <[email protected]>
* integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
copied LABEL_DECLs.
Mon Jan 3 02:54:40 2000 Hans-Peter Nilsson <[email protected]>
* config/i386/i386.c (ix86_expand_unary_operator): Function
definition made void.
(ix86_expand_binary_operator): Update outdated preceding comment.
* config/i386/i386-protos.h (ix86_expand_unary_operator): Update
prototype.
* config/i386/i386.c (override_options): Fix option-name typo.
2000-01-02 Mark Mitchell <[email protected]>
* system.h (CEIL): Define.
* builtins.c (CEIL): Remove.
* expmed.c (CEIL): Likewise.
* expr.c (CEIL): Likewise.
* stor-layout.c (CEIL): Likewise.
2000-01-02 Franz Sirl <[email protected]>
* expr.c (store_constructor_field): Fix typo introduced with last
gcc2 merge.
2000-01-01 Mark Mitchell <[email protected]>
* tree.h (BINFO_N_BASETYPES): New macro.
2000-01-01 Bernd Schmidt <[email protected]>
* expmed.c (emit_store_flag): Prevent losing a pending stack
adjust the same way we prevent losing queued increments.