| /*------------------------------------------------------------------------- |
| * Vulkan Conformance Tests |
| * ------------------------ |
| * |
| * Copyright (c) 2017 Google Inc. |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| *//*! |
| * \file |
| * \brief SPIR-V Assembly Tests for UBO matrix padding. |
| *//*--------------------------------------------------------------------*/ |
| |
| #include "vktSpvAsmUboMatrixPaddingTests.hpp" |
| #include "vktSpvAsmComputeShaderCase.hpp" |
| #include "vktSpvAsmComputeShaderTestUtil.hpp" |
| #include "vktSpvAsmGraphicsShaderTestUtil.hpp" |
| #include "tcuVectorUtil.hpp" |
| |
| namespace vkt |
| { |
| namespace SpirVAssembly |
| { |
| |
| using namespace vk; |
| using std::map; |
| using std::string; |
| using std::vector; |
| using tcu::IVec3; |
| using tcu::RGBA; |
| using tcu::Vec4; |
| |
| namespace |
| { |
| |
| void addComputeUboMatrixPaddingTest (tcu::TestCaseGroup* group) |
| { |
| tcu::TestContext& testCtx = group->getTestContext(); |
| de::Random rnd (deStringHash(group->getName())); |
| const int numElements = 128; |
| |
| // Read input UBO containing and array of mat2x2 using no padding inside matrix. Output |
| // into output buffer containing floats. The input and output buffer data should match. |
| const string shaderSource = |
| " OpCapability Shader\n" |
| " %1 = OpExtInstImport \"GLSL.std.450\"\n" |
| " OpMemoryModel Logical GLSL450\n" |
| " OpEntryPoint GLCompute %main \"main\" %id\n" |
| " OpExecutionMode %main LocalSize 1 1 1\n" |
| " OpSource GLSL 430\n" |
| " OpDecorate %id BuiltIn GlobalInvocationId\n" |
| " OpDecorate %_arr_v4 ArrayStride 16\n" |
| " OpMemberDecorate %Output 0 Offset 0\n" |
| " OpDecorate %Output BufferBlock\n" |
| " OpDecorate %dataOutput DescriptorSet 0\n" |
| " OpDecorate %dataOutput Binding 1\n" |
| " OpDecorate %_arr_mat2v2 ArrayStride 16\n" |
| " OpMemberDecorate %Input 0 ColMajor\n" |
| " OpMemberDecorate %Input 0 Offset 0\n" |
| " OpMemberDecorate %Input 0 MatrixStride 8\n" |
| " OpDecorate %Input Block\n" |
| " OpDecorate %dataInput DescriptorSet 0\n" |
| " OpDecorate %dataInput Binding 0\n" |
| " %void = OpTypeVoid\n" |
| " %3 = OpTypeFunction %void\n" |
| " %u32 = OpTypeInt 32 0\n" |
| " %_ptr_Function_uint = OpTypePointer Function %u32\n" |
| " %v3uint = OpTypeVector %u32 3\n" |
| " %_ptr_Input_v3uint = OpTypePointer Input %v3uint\n" |
| " %id = OpVariable %_ptr_Input_v3uint Input\n" |
| " %i32 = OpTypeInt 32 1\n" |
| " %int_0 = OpConstant %i32 0\n" |
| " %int_1 = OpConstant %i32 1\n" |
| " %uint_0 = OpConstant %u32 0\n" |
| " %uint_1 = OpConstant %u32 1\n" |
| " %uint_2 = OpConstant %u32 2\n" |
| " %uint_3 = OpConstant %u32 3\n" |
| " %_ptr_Input_uint = OpTypePointer Input %u32\n" |
| " %f32 = OpTypeFloat 32\n" |
| " %v4float = OpTypeVector %f32 4\n" |
| " %uint_128 = OpConstant %u32 128\n" |
| " %_arr_v4 = OpTypeArray %v4float %uint_128\n" |
| " %Output = OpTypeStruct %_arr_v4\n" |
| "%_ptr_Uniform_Output = OpTypePointer Uniform %Output\n" |
| " %dataOutput = OpVariable %_ptr_Uniform_Output Uniform\n" |
| " %v2float = OpTypeVector %f32 2\n" |
| " %mat2v2float = OpTypeMatrix %v2float 2\n" |
| " %_arr_mat2v2 = OpTypeArray %mat2v2float %uint_128\n" |
| " %Input = OpTypeStruct %_arr_mat2v2\n" |
| " %_ptr_Uniform_Input = OpTypePointer Uniform %Input\n" |
| " %dataInput = OpVariable %_ptr_Uniform_Input Uniform\n" |
| " %_ptr_Uniform_float = OpTypePointer Uniform %f32\n" |
| " %main = OpFunction %void None %3\n" |
| " %5 = OpLabel\n" |
| " %i = OpVariable %_ptr_Function_uint Function\n" |
| " %14 = OpAccessChain %_ptr_Input_uint %id %uint_0\n" |
| " %15 = OpLoad %u32 %14\n" |
| " OpStore %i %15\n" |
| " %idx = OpLoad %u32 %i\n" |
| " %34 = OpAccessChain %_ptr_Uniform_float %dataInput %int_0 %idx %int_0 %uint_0\n" |
| " %35 = OpLoad %f32 %34\n" |
| " %36 = OpAccessChain %_ptr_Uniform_float %dataOutput %int_0 %idx %uint_0\n" |
| " OpStore %36 %35\n" |
| " %40 = OpAccessChain %_ptr_Uniform_float %dataInput %int_0 %idx %int_0 %uint_1\n" |
| " %41 = OpLoad %f32 %40\n" |
| " %42 = OpAccessChain %_ptr_Uniform_float %dataOutput %int_0 %idx %uint_1\n" |
| " OpStore %42 %41\n" |
| " %46 = OpAccessChain %_ptr_Uniform_float %dataInput %int_0 %idx %int_1 %uint_0\n" |
| " %47 = OpLoad %f32 %46\n" |
| " %49 = OpAccessChain %_ptr_Uniform_float %dataOutput %int_0 %idx %uint_2\n" |
| " OpStore %49 %47\n" |
| " %52 = OpAccessChain %_ptr_Uniform_float %dataInput %int_0 %idx %int_1 %uint_1\n" |
| " %53 = OpLoad %f32 %52\n" |
| " %55 = OpAccessChain %_ptr_Uniform_float %dataOutput %int_0 %idx %uint_3\n" |
| " OpStore %55 %53\n" |
| " OpReturn\n" |
| " OpFunctionEnd\n"; |
| |
| vector<tcu::Vec4> inputData; |
| ComputeShaderSpec spec; |
| |
| inputData.reserve(numElements); |
| for (deUint32 numIdx = 0; numIdx < numElements; ++numIdx) |
| inputData.push_back(tcu::randomVec4(rnd)); |
| |
| spec.assembly = shaderSource; |
| spec.numWorkGroups = IVec3(numElements, 1, 1); |
| |
| spec.inputs.push_back(Resource(BufferSp(new Vec4Buffer(inputData)), VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER)); |
| // Shader is expected to pass the input data by treating the input vec4 as mat2x2 |
| spec.outputs.push_back(Resource(BufferSp(new Vec4Buffer(inputData)))); |
| |
| group->addChild(new SpvAsmComputeShaderCase(testCtx, "mat2x2", "Tests mat2x2 member in UBO struct without padding (treated as vec4).", spec)); |
| } |
| |
| void addGraphicsUboMatrixPaddingTest (tcu::TestCaseGroup* group) |
| { |
| de::Random rnd (deStringHash(group->getName())); |
| map<string, string> fragments; |
| const deUint32 numDataPoints = 128; |
| RGBA defaultColors[4]; |
| GraphicsResources resources; |
| |
| SpecConstants noSpecConstants; |
| PushConstants noPushConstants; |
| GraphicsInterfaces noInterfaces; |
| std::vector<std::string> noExtensions; |
| VulkanFeatures vulkanFeatures = VulkanFeatures(); |
| |
| vector<tcu::Vec4> inputData(numDataPoints); |
| for (deUint32 numIdx = 0; numIdx < numDataPoints; ++numIdx) |
| inputData[numIdx] = tcu::randomVec4(rnd); |
| |
| resources.inputs.push_back(Resource(BufferSp(new Vec4Buffer(inputData)), VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER)); |
| // Shader is expected to pass the input data by treating the input vec4 as mat2x2 |
| resources.outputs.push_back(Resource(BufferSp(new Vec4Buffer(inputData)), VK_DESCRIPTOR_TYPE_STORAGE_BUFFER)); |
| |
| getDefaultColors(defaultColors); |
| |
| fragments["pre_main"] = |
| " %uint_128 = OpConstant %u32 128\n" |
| " %_arr_v4f_uint_128 = OpTypeArray %v4f32 %uint_128\n" |
| " %Output = OpTypeStruct %_arr_v4f_uint_128\n" |
| " %_ptr_Uniform_Output = OpTypePointer Uniform %Output\n" |
| " %dataOutput = OpVariable %_ptr_Uniform_Output Uniform\n" |
| " %mat2v2f = OpTypeMatrix %v2f32 2\n" |
| "%_arr_mat2v2f_uint_128 = OpTypeArray %mat2v2f %uint_128\n" |
| " %Input = OpTypeStruct %_arr_mat2v2f_uint_128\n" |
| " %_ptr_Uniform_Input = OpTypePointer Uniform %Input\n" |
| " %dataInput = OpVariable %_ptr_Uniform_Input Uniform\n" |
| " %_ptr_Uniform_f = OpTypePointer Uniform %f32\n" |
| " %c_i32_128 = OpConstant %i32 128\n"; |
| |
| fragments["decoration"] = |
| " OpDecorate %_arr_v4f_uint_128 ArrayStride 16\n" |
| " OpMemberDecorate %Output 0 Offset 0\n" |
| " OpDecorate %Output BufferBlock\n" |
| " OpDecorate %dataOutput DescriptorSet 0\n" |
| " OpDecorate %dataOutput Binding 1\n" |
| " OpDecorate %_arr_mat2v2f_uint_128 ArrayStride 16\n" |
| " OpMemberDecorate %Input 0 ColMajor\n" |
| " OpMemberDecorate %Input 0 Offset 0\n" |
| " OpMemberDecorate %Input 0 MatrixStride 8\n" |
| " OpDecorate %Input Block\n" |
| " OpDecorate %dataInput DescriptorSet 0\n" |
| " OpDecorate %dataInput Binding 0\n"; |
| |
| // Read input UBO containing and array of mat2x2 using no padding inside matrix. Output |
| // into output buffer containing floats. The input and output buffer data should match. |
| // The whole array is handled inside a for loop. |
| fragments["testfun"] = |
| " %test_code = OpFunction %v4f32 None %v4f32_v4f32_function\n" |
| " %param = OpFunctionParameter %v4f32\n" |
| |
| " %entry = OpLabel\n" |
| " %i = OpVariable %fp_i32 Function\n" |
| " OpStore %i %c_i32_0\n" |
| " OpBranch %loop\n" |
| |
| " %loop = OpLabel\n" |
| " %15 = OpLoad %i32 %i\n" |
| " %lt = OpSLessThan %bool %15 %c_i32_128\n" |
| " OpLoopMerge %merge %inc None\n" |
| " OpBranchConditional %lt %write %merge\n" |
| |
| " %write = OpLabel\n" |
| " %30 = OpLoad %i32 %i\n" |
| " %34 = OpAccessChain %_ptr_Uniform_f %dataInput %c_i32_0 %30 %c_i32_0 %c_u32_0\n" |
| " %35 = OpLoad %f32 %34\n" |
| " %36 = OpAccessChain %_ptr_Uniform_f %dataOutput %c_i32_0 %30 %c_u32_0\n" |
| " OpStore %36 %35\n" |
| " %40 = OpAccessChain %_ptr_Uniform_f %dataInput %c_i32_0 %30 %c_i32_0 %c_u32_1\n" |
| " %41 = OpLoad %f32 %40\n" |
| " %42 = OpAccessChain %_ptr_Uniform_f %dataOutput %c_i32_0 %30 %c_u32_1\n" |
| " OpStore %42 %41\n" |
| " %46 = OpAccessChain %_ptr_Uniform_f %dataInput %c_i32_0 %30 %c_i32_1 %c_u32_0\n" |
| " %47 = OpLoad %f32 %46\n" |
| " %49 = OpAccessChain %_ptr_Uniform_f %dataOutput %c_i32_0 %30 %c_u32_2\n" |
| " OpStore %49 %47\n" |
| " %52 = OpAccessChain %_ptr_Uniform_f %dataInput %c_i32_0 %30 %c_i32_1 %c_u32_1\n" |
| " %53 = OpLoad %f32 %52\n" |
| " %55 = OpAccessChain %_ptr_Uniform_f %dataOutput %c_i32_0 %30 %c_u32_3\n" |
| " OpStore %55 %53\n" |
| " OpBranch %inc\n" |
| |
| " %inc = OpLabel\n" |
| " %37 = OpLoad %i32 %i\n" |
| " %39 = OpIAdd %i32 %37 %c_i32_1\n" |
| " OpStore %i %39\n" |
| " OpBranch %loop\n" |
| |
| " %merge = OpLabel\n" |
| " OpReturnValue %param\n" |
| |
| " OpFunctionEnd\n"; |
| |
| resources.inputs.back().setDescriptorType(VK_DESCRIPTOR_TYPE_UNIFORM_BUFFER); |
| |
| vulkanFeatures.coreFeatures.vertexPipelineStoresAndAtomics = DE_TRUE; |
| vulkanFeatures.coreFeatures.fragmentStoresAndAtomics = DE_FALSE; |
| createTestForStage(VK_SHADER_STAGE_VERTEX_BIT, "mat2x2_vert", defaultColors, defaultColors, fragments, noSpecConstants, |
| noPushConstants, resources, noInterfaces, noExtensions, vulkanFeatures, group); |
| |
| createTestForStage(VK_SHADER_STAGE_TESSELLATION_CONTROL_BIT, "mat2x2_tessc", defaultColors, defaultColors, fragments, noSpecConstants, |
| noPushConstants, resources, noInterfaces, noExtensions, vulkanFeatures, group); |
| |
| createTestForStage(VK_SHADER_STAGE_TESSELLATION_EVALUATION_BIT, "mat2x2_tesse", defaultColors, defaultColors, fragments, noSpecConstants, |
| noPushConstants, resources, noInterfaces, noExtensions, vulkanFeatures, group); |
| |
| createTestForStage(VK_SHADER_STAGE_GEOMETRY_BIT, "mat2x2_geom", defaultColors, defaultColors, fragments, noSpecConstants, |
| noPushConstants, resources, noInterfaces, noExtensions, vulkanFeatures, group); |
| |
| vulkanFeatures.coreFeatures.vertexPipelineStoresAndAtomics = DE_FALSE; |
| vulkanFeatures.coreFeatures.fragmentStoresAndAtomics = DE_TRUE; |
| createTestForStage(VK_SHADER_STAGE_FRAGMENT_BIT, "mat2x2_frag", defaultColors, defaultColors, fragments, noSpecConstants, |
| noPushConstants, resources, noInterfaces, noExtensions, vulkanFeatures, group); |
| } |
| |
| } // anonymous |
| |
| tcu::TestCaseGroup* createUboMatrixPaddingComputeGroup (tcu::TestContext& testCtx) |
| { |
| de::MovePtr<tcu::TestCaseGroup> group (new tcu::TestCaseGroup(testCtx, "ubo_padding", "Compute tests for UBO struct member packing.")); |
| addComputeUboMatrixPaddingTest(group.get()); |
| |
| return group.release(); |
| } |
| |
| tcu::TestCaseGroup* createUboMatrixPaddingGraphicsGroup (tcu::TestContext& testCtx) |
| { |
| de::MovePtr<tcu::TestCaseGroup> group (new tcu::TestCaseGroup(testCtx, "ubo_padding", "Graphics tests for UBO struct member packing.")); |
| addGraphicsUboMatrixPaddingTest(group.get()); |
| |
| return group.release(); |
| } |
| |
| } // SpirVAssembly |
| } // vkt |
