/*
 * Copyright (c) 2015-2026 The Khronos Group Inc.
 * Copyright (c) 2015-2026 Valve Corporation
 * Copyright (c) 2015-2026 LunarG, Inc.
 * Copyright (c) 2015-2026 Google, Inc.
 * Modifications Copyright (C) 2020 Advanced Micro Devices, Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 */

#include "../framework/layer_validation_tests.h"
#include "../framework/pipeline_helper.h"
#include <cmath>

class NegativeSubgroup : public VkLayerTest {};

TEST_F(NegativeSubgroup, Properties) {
    TEST_DESCRIPTION(
        "Test shader validation support for subgroup VkPhysicalDeviceSubgroupProperties such as supportedStages, and "
        "supportedOperations, quadOperationsInAllStages.");

    SetTargetApiVersion(VK_API_VERSION_1_1);
    AddRequiredFeature(vkt::Feature::vertexPipelineStoresAndAtomics);
    RETURN_IF_SKIP(Init());

    // Don't enable the extension on purpose
    const bool extension_support_partitioned =
        DeviceExtensionSupported(Gpu(), nullptr, VK_NV_SHADER_SUBGROUP_PARTITIONED_EXTENSION_NAME);
    InitRenderTarget();

    // Gather all aspects supported
    VkPhysicalDeviceSubgroupProperties subgroup_prop = vku::InitStructHelper();
    GetPhysicalDeviceProperties2(subgroup_prop);
    VkSubgroupFeatureFlags subgroup_operations = subgroup_prop.supportedOperations;
    const bool feature_support_basic = ((subgroup_operations & VK_SUBGROUP_FEATURE_BASIC_BIT) != 0);
    const bool feature_support_vote = ((subgroup_operations & VK_SUBGROUP_FEATURE_VOTE_BIT) != 0);
    const bool feature_support_arithmetic = ((subgroup_operations & VK_SUBGROUP_FEATURE_ARITHMETIC_BIT) != 0);
    const bool feature_support_ballot = ((subgroup_operations & VK_SUBGROUP_FEATURE_BALLOT_BIT) != 0);
    const bool feature_support_shuffle = ((subgroup_operations & VK_SUBGROUP_FEATURE_SHUFFLE_BIT) != 0);
    const bool feature_support_relative = ((subgroup_operations & VK_SUBGROUP_FEATURE_SHUFFLE_RELATIVE_BIT) != 0);
    const bool feature_support_culstered = ((subgroup_operations & VK_SUBGROUP_FEATURE_CLUSTERED_BIT) != 0);
    const bool feature_support_quad = ((subgroup_operations & VK_SUBGROUP_FEATURE_QUAD_BIT) != 0);
    const bool feature_support_partitioned = ((subgroup_operations & VK_SUBGROUP_FEATURE_PARTITIONED_BIT_NV) != 0);
    const bool vertex_support = ((subgroup_prop.supportedStages & VK_SHADER_STAGE_VERTEX_BIT) != 0);
    const bool vertex_quad_support = (subgroup_prop.quadOperationsInAllStages == VK_TRUE);

    if (!feature_support_basic) {
        GTEST_SKIP() << "VK_SUBGROUP_FEATURE_BASIC_BIT not supported, all test will have issues";
    }

    std::string vsSource;
    std::vector<const char*> errors;
    // There is no 'supportedOperations' check due to it would be redundant to the Capability check done first in VUID 01091 since
    // each 'supportedOperations' flag is 1:1 map to a SPIR-V Capability
    const char* operation_vuid = "VUID-VkShaderModuleCreateInfo-pCode-08740";
    const char* stage_vuid = "VUID-RuntimeSpirv-None-06343";
    const char* quad_vuid = "VUID-RuntimeSpirv-None-06342";

    // Same pipeline creation for each subgroup test
    auto subgroup_test = [this](std::string source, const std::vector<const char*>& errors) {
        for (const auto& error : errors) m_errorMonitor->SetDesiredError(error);
        VkShaderObj vs(*m_device, source.c_str(), VK_SHADER_STAGE_VERTEX_BIT, SPV_ENV_VULKAN_1_1);
        if (!errors.empty()) {
            m_errorMonitor->VerifyFound();
        }
    };

    // Basic
    {
        vsSource = R"glsl(
            #version 450
            #extension GL_KHR_shader_subgroup_basic: enable
            layout(set = 0, binding = 0) buffer StorageBuffer { float x; uint y; } ssbo;
            void main(){
               if (subgroupElect()) { ssbo.x += 2.0; }
               gl_Position = vec4(ssbo.x);
            }
        )glsl";
        errors.clear();
        if (vertex_support == false) {
            errors.push_back(stage_vuid);
        }
        subgroup_test(vsSource, errors);
    }

    // Vote
    {
        vsSource = R"glsl(
            #version 450
            #extension GL_KHR_shader_subgroup_vote: enable
            layout(set = 0, binding = 0) buffer StorageBuffer { float x; uint y; } ssbo;
            void main(){
               if (subgroupAll(ssbo.y == 0)) { ssbo.x += 2.0; }
               gl_Position = vec4(ssbo.x);
            }
        )glsl";
        errors.clear();
        if (feature_support_vote == false) {
            errors.push_back(operation_vuid);
        }
        if (vertex_support == false) {
            errors.push_back(stage_vuid);
        }
        subgroup_test(vsSource, errors);
    }

    // Arithmetic
    {
        vsSource = R"glsl(
            #version 450
            #extension GL_KHR_shader_subgroup_arithmetic: enable
            layout(set = 0, binding = 0) buffer StorageBuffer { float x; uint y; } ssbo;
            void main(){
               float z = subgroupMax(ssbo.x);
               gl_Position = vec4(z);
            }
        )glsl";
        errors.clear();
        if (feature_support_arithmetic == false) {
            errors.push_back(operation_vuid);
        }
        if (vertex_support == false) {
            errors.push_back(stage_vuid);
        }
        subgroup_test(vsSource, errors);
    }

    // Ballot
    {
        vsSource = R"glsl(
            #version 450
            #extension GL_KHR_shader_subgroup_ballot: enable
            layout(set = 0, binding = 0) buffer StorageBuffer { float x; uint y; } ssbo;
            void main(){
               float z = subgroupBroadcastFirst(ssbo.x);
               gl_Position = vec4(z);
            }
        )glsl";
        errors.clear();
        if (feature_support_ballot == false) {
            errors.push_back(operation_vuid);
        }
        if (vertex_support == false) {
            errors.push_back(stage_vuid);
        }
        subgroup_test(vsSource, errors);
    }

    // Shuffle
    {
        vsSource = R"glsl(
            #version 450
            #extension GL_KHR_shader_subgroup_shuffle: enable
            layout(set = 0, binding = 0) buffer StorageBuffer { float x; uint y; } ssbo;
            void main(){
               float z = subgroupShuffle(ssbo.x, 1);
               gl_Position = vec4(z);
            }
        )glsl";
        errors.clear();
        if (feature_support_shuffle == false) {
            errors.push_back(operation_vuid);
        }
        if (vertex_support == false) {
            errors.push_back(stage_vuid);
        }
        subgroup_test(vsSource, errors);
    }

    // Shuffle Relative
    {
        vsSource = R"glsl(
            #version 450
            #extension GL_KHR_shader_subgroup_shuffle_relative: enable
            layout(set = 0, binding = 0) buffer StorageBuffer { float x; uint y; } ssbo;
            void main(){
               float z = subgroupShuffleUp(ssbo.x, 1);
               gl_Position = vec4(z);
            }
        )glsl";
        errors.clear();
        if (feature_support_relative == false) {
            errors.push_back(operation_vuid);
        }
        if (vertex_support == false) {
            errors.push_back(stage_vuid);
        }
        subgroup_test(vsSource, errors);
    }

    // Clustered
    {
        vsSource = R"glsl(
            #version 450
            #extension GL_KHR_shader_subgroup_clustered: enable
            layout(set = 0, binding = 0) buffer StorageBuffer { float x; uint y; } ssbo;
            void main(){
               float z = subgroupClusteredAdd(ssbo.x, 2);
               gl_Position = vec4(z);
            }
        )glsl";
        errors.clear();
        if (feature_support_culstered == false) {
            errors.push_back(operation_vuid);
        }
        if (vertex_support == false) {
            errors.push_back(stage_vuid);
        }
        subgroup_test(vsSource, errors);
    }

    // Quad
    {
        vsSource = R"glsl(
            #version 450
            #extension GL_KHR_shader_subgroup_quad: enable
            layout(set = 0, binding = 0) buffer StorageBuffer { float x; uint y; } ssbo;
            void main(){
               float z = subgroupQuadSwapHorizontal(ssbo.x);
               gl_Position = vec4(z);
            }
        )glsl";
        errors.clear();
        if (feature_support_quad == false) {
            errors.push_back(operation_vuid);
        }
        if (vertex_quad_support == false) {
            errors.push_back(quad_vuid);
        }
        if (vertex_support == false) {
            errors.push_back(stage_vuid);
        }
        subgroup_test(vsSource, errors);
    }

    // Partitoned
    if (extension_support_partitioned) {
        vsSource = R"glsl(
            #version 450
            #extension GL_NV_shader_subgroup_partitioned: enable
            layout(set = 0, binding = 0) buffer StorageBuffer { float x; uint y; } ssbo;
            void main(){
               uvec4 a = subgroupPartitionNV(ssbo.x); // forces OpGroupNonUniformPartitionNV
               gl_Position = vec4(float(a.x));
            }
        )glsl";
        errors.clear();
        // Extension not enabled on purpose if supported
        m_errorMonitor->SetAllowedFailureMsg("VUID-VkShaderModuleCreateInfo-pCode-08742");
        if (feature_support_partitioned == false) {
            // errors.push_back(operation_vuid);
        }
        if (vertex_support == false) {
            errors.push_back(stage_vuid);
        }
        subgroup_test(vsSource, errors);
    }
}

TEST_F(NegativeSubgroup, ExtendedTypesDisabled) {
    TEST_DESCRIPTION("Test VK_KHR_shader_subgroup_extended_types.");
    SetTargetApiVersion(VK_API_VERSION_1_1);
    AddRequiredExtensions(VK_KHR_SHADER_SUBGROUP_EXTENDED_TYPES_EXTENSION_NAME);
    AddRequiredExtensions(VK_KHR_SHADER_FLOAT16_INT8_EXTENSION_NAME);
    AddRequiredFeature(vkt::Feature::shaderFloat16);
    RETURN_IF_SKIP(Init());

    VkPhysicalDeviceSubgroupProperties subgroup_prop = vku::InitStructHelper();
    GetPhysicalDeviceProperties2(subgroup_prop);
    if (!(subgroup_prop.supportedOperations & VK_SUBGROUP_FEATURE_ARITHMETIC_BIT) ||
        !(subgroup_prop.supportedStages & VK_SHADER_STAGE_COMPUTE_BIT)) {
        GTEST_SKIP() << "Required features not supported";
    }

    const char* csSource = R"glsl(
        #version 450
        #extension GL_KHR_shader_subgroup_arithmetic : enable
        #extension GL_EXT_shader_subgroup_extended_types_float16 : enable
        #extension GL_EXT_shader_explicit_arithmetic_types_float16 : enable
        layout(local_size_x = 32) in;
        void main() {
           subgroupAdd(float16_t(0.0));
        }
    )glsl";

    m_errorMonitor->SetDesiredError("VUID-RuntimeSpirv-None-06275");
    VkShaderObj cs(*m_device, csSource, VK_SHADER_STAGE_COMPUTE_BIT, SPV_ENV_VULKAN_1_1);
    m_errorMonitor->VerifyFound();
}

TEST_F(NegativeSubgroup, PipelineSubgroupSizeControl) {
    TEST_DESCRIPTION("Test Subgroub Size Control");
    SetTargetApiVersion(VK_API_VERSION_1_2);
    AddRequiredExtensions(VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME);
    AddRequiredFeature(vkt::Feature::subgroupSizeControl);
    AddRequiredFeature(vkt::Feature::computeFullSubgroups);
    RETURN_IF_SKIP(Init());

    VkPhysicalDeviceSubgroupSizeControlPropertiesEXT subgroup_properties = vku::InitStructHelper();
    VkPhysicalDeviceVulkan11Properties props11 = vku::InitStructHelper(&subgroup_properties);
    GetPhysicalDeviceProperties2(props11);

    if ((subgroup_properties.requiredSubgroupSizeStages & VK_SHADER_STAGE_COMPUTE_BIT) == 0) {
        GTEST_SKIP() << "Required shader stage not present in requiredSubgroupSizeStages";
    }

    VkPipelineShaderStageRequiredSubgroupSizeCreateInfo subgroup_size_control = vku::InitStructHelper();
    subgroup_size_control.requiredSubgroupSize = subgroup_properties.minSubgroupSize;

    {
        CreateComputePipelineHelper cs_pipeline(*this);
        cs_pipeline.LateBindPipelineInfo();
        cs_pipeline.cp_ci_.stage.pNext = &subgroup_size_control;
        cs_pipeline.cp_ci_.stage.flags = VK_PIPELINE_SHADER_STAGE_CREATE_ALLOW_VARYING_SUBGROUP_SIZE_BIT;
        m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-pNext-02754");
        cs_pipeline.CreateComputePipeline(false);  // need false to prevent late binding
        m_errorMonitor->VerifyFound();
    }

    if (subgroup_properties.maxSubgroupSize > 1) {
        std::ostringstream csSource;
        csSource << R"glsl(
        #version 450
        layout(local_size_x = )glsl";
        csSource << subgroup_properties.maxSubgroupSize + 1;
        csSource << R"glsl() in;
        void main() {}
        )glsl";
        CreateComputePipelineHelper cs_pipeline(*this);
        cs_pipeline.cs_ = VkShaderObj(*m_device, csSource.str().c_str(), VK_SHADER_STAGE_COMPUTE_BIT);
        cs_pipeline.LateBindPipelineInfo();
        cs_pipeline.cp_ci_.stage.flags = VK_PIPELINE_SHADER_STAGE_CREATE_REQUIRE_FULL_SUBGROUPS_BIT |
                                         VK_PIPELINE_SHADER_STAGE_CREATE_ALLOW_VARYING_SUBGROUP_SIZE_BIT;
        m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-flags-02758");
        cs_pipeline.CreateComputePipeline(false);  // need false to prevent late binding
        m_errorMonitor->VerifyFound();
    }

    if (props11.subgroupSize > 1) {
        std::ostringstream csSource;
        csSource << R"glsl(
        #version 450
        layout(local_size_x = )glsl";
        csSource << props11.subgroupSize + 1;
        csSource << R"glsl() in;
        void main() {}
        )glsl";
        CreateComputePipelineHelper cs_pipeline(*this);
        cs_pipeline.cs_ = VkShaderObj(*m_device, csSource.str().c_str(), VK_SHADER_STAGE_COMPUTE_BIT);
        cs_pipeline.LateBindPipelineInfo();
        cs_pipeline.cp_ci_.stage.flags = VK_PIPELINE_SHADER_STAGE_CREATE_REQUIRE_FULL_SUBGROUPS_BIT;
        m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-flags-02759");
        cs_pipeline.CreateComputePipeline(false);  // need false to prevent late binding
        m_errorMonitor->VerifyFound();
    }

    // if on a device with the min and max the same, there is no way to isolate this VUID
    // Intel integrated GPU normally have a min of 8 and max of 32
    if (subgroup_properties.minSubgroupSize >= 8 && subgroup_properties.minSubgroupSize < 16 &&
        subgroup_properties.maxSubgroupSize >= 16) {
        subgroup_size_control.requiredSubgroupSize = 10;  // non-power of 2
        CreateComputePipelineHelper cs_pipeline(*this);
        cs_pipeline.LateBindPipelineInfo();
        cs_pipeline.cp_ci_.stage.pNext = &subgroup_size_control;
        cs_pipeline.cp_ci_.stage.flags = 0;
        m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageRequiredSubgroupSizeCreateInfo-requiredSubgroupSize-02760");
        cs_pipeline.CreateComputePipeline(false);  // need false to prevent late binding
        m_errorMonitor->VerifyFound();
    }

    if (subgroup_properties.minSubgroupSize > 1) {
        subgroup_size_control.requiredSubgroupSize = 1;  // below min
        CreateComputePipelineHelper cs_pipeline(*this);
        cs_pipeline.LateBindPipelineInfo();
        cs_pipeline.cp_ci_.stage.pNext = &subgroup_size_control;
        cs_pipeline.cp_ci_.stage.flags = 0;
        m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageRequiredSubgroupSizeCreateInfo-requiredSubgroupSize-02761");
        cs_pipeline.CreateComputePipeline(false);  // need false to prevent late binding
        m_errorMonitor->VerifyFound();
    }

    {
        subgroup_size_control.requiredSubgroupSize = subgroup_properties.maxSubgroupSize * 2;  // above max
        CreateComputePipelineHelper cs_pipeline(*this);
        cs_pipeline.LateBindPipelineInfo();
        cs_pipeline.cp_ci_.stage.pNext = &subgroup_size_control;
        cs_pipeline.cp_ci_.stage.flags = 0;
        m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageRequiredSubgroupSizeCreateInfo-requiredSubgroupSize-02762");
        cs_pipeline.CreateComputePipeline(false);  // need false to prevent late binding
        m_errorMonitor->VerifyFound();
    }
}

TEST_F(NegativeSubgroup, SubgroupSizeControlFeaturesNotEnabled) {
    TEST_DESCRIPTION("Use subgroup size control features when they are not enabled");
    SetTargetApiVersion(VK_API_VERSION_1_2);
    AddRequiredExtensions(VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME);
    RETURN_IF_SKIP(Init());

    VkPhysicalDeviceVulkan11Properties props11 = vku::InitStructHelper();
    GetPhysicalDeviceProperties2(props11);

    std::ostringstream csSource;
    // Make sure compute pipeline has a compute shader stage set
    csSource << R"(
        #version 450
        layout(local_size_x = )";
    csSource << props11.subgroupSize;
    csSource << R"() in;
        void main(){
        }
    )";

    CreateComputePipelineHelper pipe(*this);
    pipe.cs_ = VkShaderObj(*m_device, csSource.str().c_str(), VK_SHADER_STAGE_COMPUTE_BIT);
    pipe.LateBindPipelineInfo();
    pipe.cp_ci_.stage.flags = VK_PIPELINE_SHADER_STAGE_CREATE_ALLOW_VARYING_SUBGROUP_SIZE_BIT;

    m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-flags-02784");
    pipe.CreateComputePipeline(false);
    m_errorMonitor->VerifyFound();

    pipe.cp_ci_.stage.flags = VK_PIPELINE_SHADER_STAGE_CREATE_REQUIRE_FULL_SUBGROUPS_BIT;
    m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-flags-02785");
    pipe.CreateComputePipeline(false);
    m_errorMonitor->VerifyFound();
}

TEST_F(NegativeSubgroup, SubgroupSizeControlFeaturesWithIdentifierGraphics) {
    TEST_DESCRIPTION("Use subgroup size control features when they are not enabled using a shader module identifier");

    SetTargetApiVersion(VK_API_VERSION_1_2);
    AddRequiredExtensions(VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME);
    AddRequiredExtensions(VK_EXT_SHADER_MODULE_IDENTIFIER_EXTENSION_NAME);
    AddRequiredFeature(vkt::Feature::pipelineCreationCacheControl);
    AddRequiredFeature(vkt::Feature::shaderModuleIdentifier);

    RETURN_IF_SKIP(Init());
    InitRenderTarget();

    VkPipelineShaderStageModuleIdentifierCreateInfoEXT sm_id_create_info = vku::InitStructHelper();
    VkShaderObj vs(*m_device, kVertexMinimalGlsl, VK_SHADER_STAGE_VERTEX_BIT);

    VkShaderModuleIdentifierEXT get_identifier = vku::InitStructHelper();
    vk::GetShaderModuleIdentifierEXT(device(), vs, &get_identifier);
    sm_id_create_info.identifierSize = get_identifier.identifierSize;
    sm_id_create_info.pIdentifier = get_identifier.identifier;

    VkPipelineShaderStageCreateInfo stage_ci = vku::InitStructHelper(&sm_id_create_info);
    stage_ci.stage = VK_SHADER_STAGE_VERTEX_BIT;
    stage_ci.module = VK_NULL_HANDLE;
    stage_ci.pName = "main";

    CreatePipelineHelper pipe(*this);
    pipe.gp_ci_.stageCount = 1;
    pipe.gp_ci_.pStages = &stage_ci;
    pipe.rs_state_ci_.rasterizerDiscardEnable = VK_TRUE;
    m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageModuleIdentifierCreateInfoEXT-pNext-06851");
    pipe.CreateGraphicsPipeline();
    m_errorMonitor->VerifyFound();

    pipe.gp_ci_.flags |= VK_PIPELINE_CREATE_FAIL_ON_PIPELINE_COMPILE_REQUIRED_BIT;
    stage_ci.flags = VK_PIPELINE_SHADER_STAGE_CREATE_ALLOW_VARYING_SUBGROUP_SIZE_BIT;
    m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-flags-02784");
    pipe.CreateGraphicsPipeline();
    m_errorMonitor->VerifyFound();
}

TEST_F(NegativeSubgroup, SubgroupSizeControlFeaturesWithIdentifierCompute) {
    TEST_DESCRIPTION("Use subgroup size control features when they are not enabled using a shader module identifier");

    SetTargetApiVersion(VK_API_VERSION_1_2);
    AddRequiredExtensions(VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME);
    AddRequiredExtensions(VK_EXT_SHADER_MODULE_IDENTIFIER_EXTENSION_NAME);
    AddRequiredFeature(vkt::Feature::pipelineCreationCacheControl);
    AddRequiredFeature(vkt::Feature::shaderModuleIdentifier);

    RETURN_IF_SKIP(Init());

    VkPipelineShaderStageModuleIdentifierCreateInfoEXT sm_id_create_info = vku::InitStructHelper();
    VkShaderObj cs(*m_device, kMinimalShaderGlsl, VK_SHADER_STAGE_COMPUTE_BIT);

    VkShaderModuleIdentifierEXT get_identifier = vku::InitStructHelper();
    vk::GetShaderModuleIdentifierEXT(device(), cs, &get_identifier);
    sm_id_create_info.identifierSize = get_identifier.identifierSize;
    sm_id_create_info.pIdentifier = get_identifier.identifier;

    VkPipelineShaderStageCreateInfo stage_ci = vku::InitStructHelper(&sm_id_create_info);
    stage_ci.stage = VK_SHADER_STAGE_COMPUTE_BIT;
    stage_ci.module = VK_NULL_HANDLE;
    stage_ci.pName = "main";

    vkt::PipelineLayout pipeline_layout(*m_device, {});

    CreateComputePipelineHelper pipe(*this);
    pipe.cp_ci_.stage = stage_ci;
    pipe.cp_ci_.layout = pipeline_layout;

    m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageModuleIdentifierCreateInfoEXT-pNext-06851");
    pipe.CreateComputePipeline(false);
    m_errorMonitor->VerifyFound();

    pipe.cp_ci_.flags |= VK_PIPELINE_CREATE_FAIL_ON_PIPELINE_COMPILE_REQUIRED_BIT;
    pipe.cp_ci_.stage.flags = VK_PIPELINE_SHADER_STAGE_CREATE_ALLOW_VARYING_SUBGROUP_SIZE_BIT;
    m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-flags-02784");
    pipe.CreateComputePipeline(false);
    m_errorMonitor->VerifyFound();
}

TEST_F(NegativeSubgroup, SubgroupSizeControlStage) {
    TEST_DESCRIPTION("Use subgroup size control features with wrong shader stage");

    SetTargetApiVersion(VK_API_VERSION_1_2);
    AddRequiredExtensions(VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME);
    AddRequiredFeature(vkt::Feature::subgroupSizeControl);
    AddRequiredFeature(vkt::Feature::computeFullSubgroups);
    AddRequiredFeature(vkt::Feature::subgroupSizeControl);
    RETURN_IF_SKIP(Init());
    InitRenderTarget();

    VkPhysicalDeviceVulkan11Properties props11 = vku::InitStructHelper();
    GetPhysicalDeviceProperties2(props11);
    if ((props11.subgroupSupportedStages & VK_SHADER_STAGE_VERTEX_BIT) == 0) {
        GTEST_SKIP() << "Vertex shader subgroup not supported.";
    }

    const char* vsSource = R"glsl(
        #version 450
        #extension GL_KHR_shader_subgroup_basic : require
        void main() {
          int x = int(gl_SubgroupSize);
        }
    )glsl";

    VkShaderObj vs(*m_device, vsSource, VK_SHADER_STAGE_VERTEX_BIT, SPV_ENV_VULKAN_1_2);

    CreatePipelineHelper pipe(*this);
    pipe.shader_stages_ = {vs.GetStageCreateInfo(), pipe.fs_->GetStageCreateInfo()};
    pipe.shader_stages_[0].flags = VK_PIPELINE_SHADER_STAGE_CREATE_REQUIRE_FULL_SUBGROUPS_BIT;
    m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-flags-08988");
    pipe.CreateGraphicsPipeline();
    m_errorMonitor->VerifyFound();
}

TEST_F(NegativeSubgroup, SubgroupUniformControlFlow) {
    TEST_DESCRIPTION("Test SubgroupUniformControlFlow spirv execution mode");
    SetTargetApiVersion(VK_API_VERSION_1_1);
    AddRequiredExtensions(VK_KHR_SHADER_SUBGROUP_UNIFORM_CONTROL_FLOW_EXTENSION_NAME);
    RETURN_IF_SKIP(Init());

    const char* source = R"(
               OpCapability Shader
               OpExtension "SPV_KHR_subgroup_uniform_control_flow"
          %1 = OpExtInstImport "GLSL.std.450"
               OpMemoryModel Logical GLSL450
               OpEntryPoint GLCompute %main "main"
               OpExecutionMode %main LocalSize 1 1 1
               OpExecutionMode %main SubgroupUniformControlFlowKHR

               ; Debug Information
               OpSource GLSL 450
               OpName %main "main"  ; id %4

               ; Annotations
               OpDecorate %gl_WorkGroupSize BuiltIn WorkgroupSize

               ; Types, variables and constants
       %void = OpTypeVoid
          %3 = OpTypeFunction %void
       %uint = OpTypeInt 32 0
     %v3uint = OpTypeVector %uint 3
     %uint_1 = OpConstant %uint 1
%gl_WorkGroupSize = OpConstantComposite %v3uint %uint_1 %uint_1 %uint_1

               ; Function main
       %main = OpFunction %void None %3
          %5 = OpLabel
               OpReturn
               OpFunctionEnd
        )";

    m_errorMonitor->SetDesiredError("VUID-RuntimeSpirv-SubgroupUniformControlFlowKHR-06379");
    VkShaderObj::CreateFromASM(this, source, VK_SHADER_STAGE_COMPUTE_BIT);
    m_errorMonitor->VerifyFound();
}

TEST_F(NegativeSubgroup, ComputeLocalWorkgroupSize) {
    TEST_DESCRIPTION("Test size of local workgroud with requiredSubgroupSize.");

    SetTargetApiVersion(VK_API_VERSION_1_1);
    AddRequiredExtensions(VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME);
    AddRequiredFeature(vkt::Feature::subgroupSizeControl);
    AddRequiredFeature(vkt::Feature::computeFullSubgroups);
    AddRequiredFeature(vkt::Feature::subgroupSizeControl);
    RETURN_IF_SKIP(Init());

    VkPhysicalDeviceSubgroupSizeControlPropertiesEXT subgroup_properties = vku::InitStructHelper();
    GetPhysicalDeviceProperties2(subgroup_properties);

    if ((subgroup_properties.requiredSubgroupSizeStages & VK_SHADER_STAGE_COMPUTE_BIT) == 0) {
        GTEST_SKIP() << "Required shader stage not present in requiredSubgroupSizeStages";
    }

    VkPipelineShaderStageRequiredSubgroupSizeCreateInfo subgroup_size_control = vku::InitStructHelper();
    subgroup_size_control.requiredSubgroupSize = subgroup_properties.minSubgroupSize;

    uint32_t size = static_cast<uint32_t>(
        std::ceil(std::sqrt(subgroup_size_control.requiredSubgroupSize * subgroup_properties.maxComputeWorkgroupSubgroups)));

    if (size <= 1024) {
        std::ostringstream csSource;
        csSource << R"glsl(
        #version 450
        layout(local_size_x=
    )glsl";
        csSource << size;
        csSource << R"glsl(, local_size_y=
    )glsl";
        csSource << size;
        csSource << R"glsl(, local_size_z=2) in;
        void main(){
           if (gl_GlobalInvocationID.x >= 0) { return; }
        }
    )glsl";

        CreateComputePipelineHelper pipe(*this);
        pipe.cs_ = VkShaderObj(*m_device, csSource.str().c_str(), VK_SHADER_STAGE_COMPUTE_BIT);
        pipe.LateBindPipelineInfo();
        pipe.cp_ci_.stage.pNext = &subgroup_size_control;
        if (size * size * 2 > m_device->Physical().limits_.maxComputeWorkGroupInvocations) {
            m_errorMonitor->SetDesiredError("VUID-RuntimeSpirv-x-06432");
        }
        m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-pNext-02756");
        pipe.CreateComputePipeline(false);
        m_errorMonitor->VerifyFound();
    }

    if (subgroup_properties.maxSubgroupSize > 1 && subgroup_properties.minSubgroupSize > 1) {
        std::ostringstream csSource;
        csSource << R"glsl(
            #version 450
            layout(local_size_x=
        )glsl";
        csSource << subgroup_properties.maxSubgroupSize + 1;
        csSource << R"glsl(, local_size_y=1, local_size_z=1) in;
            void main(){
            if (gl_GlobalInvocationID.x >= 0) { return; }
            }
        )glsl";

        CreateComputePipelineHelper pipe(*this);
        pipe.cs_ = VkShaderObj(*m_device, csSource.str().c_str(), VK_SHADER_STAGE_COMPUTE_BIT);
        pipe.LateBindPipelineInfo();
        pipe.cp_ci_.stage.pNext = &subgroup_size_control;
        pipe.cp_ci_.stage.flags = VK_PIPELINE_SHADER_STAGE_CREATE_REQUIRE_FULL_SUBGROUPS_BIT;
        m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-pNext-02757");
        pipe.CreateComputePipeline(false);
        m_errorMonitor->VerifyFound();
    }
}

TEST_F(NegativeSubgroup, MeshLocalWorkgroupSize) {
    TEST_DESCRIPTION("Test size of local workgroud with requiredSubgroupSize.");

    SetTargetApiVersion(VK_API_VERSION_1_3);
    AddRequiredExtensions(VK_EXT_SUBGROUP_SIZE_CONTROL_EXTENSION_NAME);
    AddRequiredExtensions(VK_EXT_MESH_SHADER_EXTENSION_NAME);
    AddRequiredExtensions(VK_KHR_MAINTENANCE_4_EXTENSION_NAME);
    AddRequiredFeature(vkt::Feature::maintenance4);
    AddRequiredFeature(vkt::Feature::taskShader);
    AddRequiredFeature(vkt::Feature::meshShader);

    AddRequiredFeature(vkt::Feature::subgroupSizeControl);
    AddRequiredFeature(vkt::Feature::computeFullSubgroups);
    AddRequiredFeature(vkt::Feature::subgroupSizeControl);
    RETURN_IF_SKIP(Init());
    InitRenderTarget();

    VkPhysicalDeviceMeshShaderPropertiesEXT mesh_properties = vku::InitStructHelper();
    VkPhysicalDeviceSubgroupSizeControlPropertiesEXT subgroup_properties = vku::InitStructHelper(&mesh_properties);
    GetPhysicalDeviceProperties2(subgroup_properties);

    if ((subgroup_properties.requiredSubgroupSizeStages & VK_SHADER_STAGE_TASK_BIT_EXT) == 0) {
        GTEST_SKIP() << "Required shader stage not present in requiredSubgroupSizeStages";
    }

    VkPipelineShaderStageRequiredSubgroupSizeCreateInfo subgroup_size_control = vku::InitStructHelper();
    subgroup_size_control.requiredSubgroupSize = subgroup_properties.minSubgroupSize;

    if (subgroup_size_control.requiredSubgroupSize * subgroup_properties.maxComputeWorkgroupSubgroups >=
        mesh_properties.maxTaskWorkGroupInvocations) {
        GTEST_SKIP() << "maxTaskWorkGroupSize smaller than required";
    }

    uint32_t x = mesh_properties.maxTaskWorkGroupSize[0];
    uint32_t y = mesh_properties.maxTaskWorkGroupInvocations / x;
    uint32_t z = mesh_properties.maxTaskWorkGroupInvocations / x / y;

    std::ostringstream taskSrc;
    taskSrc << R"(
                OpCapability MeshShadingEXT
                OpExtension "SPV_EXT_mesh_shader"
            %1 = OpExtInstImport "GLSL.std.450"
                OpMemoryModel Logical GLSL450
                OpEntryPoint TaskEXT %main "main"
                OpExecutionMode %main LocalSize )";
    taskSrc << x << " " << y << " " << z;
    taskSrc << R"(
                ; Debug Information
                OpSource GLSL 450
                OpSourceExtension "GL_EXT_mesh_shader"
                OpName %main "main"  ; id %4

                ; Annotations
                OpDecorate %gl_WorkGroupSize BuiltIn WorkgroupSize

                ; Types, variables and constants
        %void = OpTypeVoid
            %3 = OpTypeFunction %void
        %uint = OpTypeInt 32 0
        %uint_1 = OpConstant %uint 1
        %uint_2 = OpConstant %uint )";
    taskSrc << x;
    taskSrc << R"(
        %uint_3 = OpConstant %uint )";
    taskSrc << y;
    taskSrc << R"(
        %uint_4 = OpConstant %uint )";
    taskSrc << z;
    taskSrc << R"(
        %v3uint = OpTypeVector %uint 3
%gl_WorkGroupSize = OpConstantComposite %v3uint %uint_2 %uint_3 %uint_4

                ; Function main
        %main = OpFunction %void None %3
            %5 = OpLabel
                OpEmitMeshTasksEXT %uint_1 %uint_1 %uint_1
                OpFunctionEnd)";

    VkShaderObj task_shader(*m_device, taskSrc.str().c_str(), VK_SHADER_STAGE_TASK_BIT_EXT, SPV_ENV_VULKAN_1_3, SPV_SOURCE_ASM);
    VkShaderObj mesh_shader(*m_device, kMeshMinimalGlsl, VK_SHADER_STAGE_MESH_BIT_EXT, SPV_ENV_VULKAN_1_3, SPV_SOURCE_GLSL);

    CreatePipelineHelper pipe(*this);
    pipe.LateBindPipelineInfo();
    pipe.shader_stages_ = {task_shader.GetStageCreateInfo(), mesh_shader.GetStageCreateInfo()};
    pipe.shader_stages_[0].pNext = &subgroup_size_control;
    m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-pNext-02756");
    pipe.CreateGraphicsPipeline(false);
    m_errorMonitor->VerifyFound();
}

TEST_F(NegativeSubgroup, SubgroupSizeControlFeature) {
    TEST_DESCRIPTION("Test using subgroupSizeControl feature when it's not enabled");

    SetTargetApiVersion(VK_API_VERSION_1_3);
    RETURN_IF_SKIP(Init());

    VkPhysicalDeviceSubgroupSizeControlPropertiesEXT subgroup_properties = vku::InitStructHelper();
    GetPhysicalDeviceProperties2(subgroup_properties);
    VkPipelineShaderStageRequiredSubgroupSizeCreateInfo subgroup_size_control = vku::InitStructHelper();
    subgroup_size_control.requiredSubgroupSize = subgroup_properties.minSubgroupSize;

    CreateComputePipelineHelper pipe(*this);
    pipe.LateBindPipelineInfo();
    pipe.cp_ci_.stage.pNext = &subgroup_size_control;
    m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-pNext-02755");
    if ((subgroup_properties.requiredSubgroupSizeStages & VK_SHADER_STAGE_COMPUTE_BIT) == 0) {
        m_errorMonitor->SetDesiredError("VUID-VkPipelineShaderStageCreateInfo-pNext-02755");
    }
    pipe.CreateComputePipeline(false);
    m_errorMonitor->VerifyFound();
}