| /*------------------------------------------------------------------------ |
| * OpenGL Conformance Tests |
| * ------------------------ |
| * |
| * Copyright (c) 2017-2019 The Khronos Group Inc. |
| * Copyright (c) 2017 Codeplay Software Ltd. |
| * Copyright (c) 2019 NVIDIA Corporation. |
| * |
| * 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 Subgroups Tests |
| */ /*--------------------------------------------------------------------*/ |
| |
| #include "glcSubgroupsQuadTests.hpp" |
| #include "glcSubgroupsTestsUtils.hpp" |
| |
| #include <string> |
| #include <vector> |
| |
| using namespace tcu; |
| using namespace std; |
| |
| namespace glc |
| { |
| namespace subgroups |
| { |
| namespace |
| { |
| enum OpType |
| { |
| OPTYPE_QUAD_BROADCAST = 0, |
| OPTYPE_QUAD_SWAP_HORIZONTAL, |
| OPTYPE_QUAD_SWAP_VERTICAL, |
| OPTYPE_QUAD_SWAP_DIAGONAL, |
| OPTYPE_LAST |
| }; |
| |
| static bool checkVertexPipelineStages(std::vector<const void*> datas, |
| deUint32 width, deUint32) |
| { |
| return glc::subgroups::check(datas, width, 1); |
| } |
| |
| static bool checkComputeStage(std::vector<const void*> datas, |
| const deUint32 numWorkgroups[3], const deUint32 localSize[3], |
| deUint32) |
| { |
| return glc::subgroups::checkCompute(datas, numWorkgroups, localSize, 1); |
| } |
| |
| std::string getOpTypeName(int opType) |
| { |
| switch (opType) |
| { |
| default: |
| DE_FATAL("Unsupported op type"); |
| return ""; |
| case OPTYPE_QUAD_BROADCAST: |
| return "subgroupQuadBroadcast"; |
| case OPTYPE_QUAD_SWAP_HORIZONTAL: |
| return "subgroupQuadSwapHorizontal"; |
| case OPTYPE_QUAD_SWAP_VERTICAL: |
| return "subgroupQuadSwapVertical"; |
| case OPTYPE_QUAD_SWAP_DIAGONAL: |
| return "subgroupQuadSwapDiagonal"; |
| } |
| } |
| |
| struct CaseDefinition |
| { |
| int opType; |
| ShaderStageFlags shaderStage; |
| Format format; |
| int direction; |
| }; |
| |
| void initFrameBufferPrograms (SourceCollections& programCollection, CaseDefinition caseDef) |
| { |
| std::string swapTable[OPTYPE_LAST]; |
| |
| subgroups::setFragmentShaderFrameBuffer(programCollection); |
| |
| if (SHADER_STAGE_VERTEX_BIT != caseDef.shaderStage) |
| subgroups::setVertexShaderFrameBuffer(programCollection); |
| |
| swapTable[OPTYPE_QUAD_BROADCAST] = ""; |
| swapTable[OPTYPE_QUAD_SWAP_HORIZONTAL] = " const uint swapTable[4] = uint[](1u, 0u, 3u, 2u);\n"; |
| swapTable[OPTYPE_QUAD_SWAP_VERTICAL] = " const uint swapTable[4] = uint[](2u, 3u, 0u, 1u);\n"; |
| swapTable[OPTYPE_QUAD_SWAP_DIAGONAL] = " const uint swapTable[4] = uint[](3u, 2u, 1u, 0u);\n"; |
| |
| if (SHADER_STAGE_VERTEX_BIT == caseDef.shaderStage) |
| { |
| std::ostringstream vertexSrc; |
| vertexSrc << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| << "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| << "layout(location = 0) in highp vec4 in_position;\n" |
| << "layout(location = 0) out float result;\n" |
| << "layout(binding = 0, std140) uniform Buffer0\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[" << subgroups::maxSupportedSubgroupSize() << "];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " uvec4 mask = subgroupBallot(true);\n" |
| << swapTable[caseDef.opType]; |
| |
| if (OPTYPE_QUAD_BROADCAST == caseDef.opType) |
| { |
| vertexSrc << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID], " << caseDef.direction << "u);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + " << caseDef.direction << "u;\n"; |
| } |
| else |
| { |
| vertexSrc << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID]);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + swapTable[gl_SubgroupInvocationID & 0x3u];\n"; |
| } |
| |
| vertexSrc << " if (subgroupBallotBitExtract(mask, otherID))\n" |
| << " {\n" |
| << " result = (op == data[otherID]) ? 1.0f : 0.0f;\n" |
| << " }\n" |
| << " else\n" |
| << " {\n" |
| << " result = 1.0f;\n" // Invocation we read from was inactive, so we can't verify results! |
| << " }\n" |
| << " gl_Position = in_position;\n" |
| << " gl_PointSize = 1.0f;\n" |
| << "}\n"; |
| programCollection.add("vert") << glu::VertexSource(vertexSrc.str()); |
| } |
| else if (SHADER_STAGE_GEOMETRY_BIT == caseDef.shaderStage) |
| { |
| std::ostringstream geometry; |
| |
| geometry << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| << "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| << "layout(points) in;\n" |
| << "layout(points, max_vertices = 1) out;\n" |
| << "layout(location = 0) out float out_color;\n" |
| << "layout(binding = 0, std140) uniform Buffer0\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[" << subgroups::maxSupportedSubgroupSize() << "];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " uvec4 mask = subgroupBallot(true);\n" |
| << swapTable[caseDef.opType]; |
| |
| if (OPTYPE_QUAD_BROADCAST == caseDef.opType) |
| { |
| geometry << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID], " << caseDef.direction << "u);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + " << caseDef.direction << "u;\n"; |
| } |
| else |
| { |
| geometry << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID]);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + swapTable[gl_SubgroupInvocationID & 0x3u];\n"; |
| } |
| |
| geometry << " if (subgroupBallotBitExtract(mask, otherID))\n" |
| << " {\n" |
| << " out_color = (op == data[otherID]) ? 1.0 : 0.0;\n" |
| << " }\n" |
| << " else\n" |
| << " {\n" |
| << " out_color = 1.0;\n" // Invocation we read from was inactive, so we can't verify results! |
| << " }\n" |
| << " gl_Position = gl_in[0].gl_Position;\n" |
| << " EmitVertex();\n" |
| << " EndPrimitive();\n" |
| << "}\n"; |
| |
| programCollection.add("geometry") << glu::GeometrySource(geometry.str()); |
| } |
| else if (SHADER_STAGE_TESS_CONTROL_BIT == caseDef.shaderStage) |
| { |
| std::ostringstream controlSource; |
| |
| controlSource << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| << "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| << "layout(vertices = 2) out;\n" |
| << "layout(location = 0) out float out_color[];\n" |
| << "layout(binding = 0, std140) uniform Buffer0\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[" << subgroups::maxSupportedSubgroupSize() << "];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " if (gl_InvocationID == 0)\n" |
| <<" {\n" |
| << " gl_TessLevelOuter[0] = 1.0f;\n" |
| << " gl_TessLevelOuter[1] = 1.0f;\n" |
| << " }\n" |
| << " uvec4 mask = subgroupBallot(true);\n" |
| << swapTable[caseDef.opType]; |
| |
| if (OPTYPE_QUAD_BROADCAST == caseDef.opType) |
| { |
| controlSource << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID], " << caseDef.direction << "u);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + " << caseDef.direction << "u;\n"; |
| } |
| else |
| { |
| controlSource << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID]);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + swapTable[gl_SubgroupInvocationID & 0x3u];\n"; |
| } |
| |
| controlSource << " if (subgroupBallotBitExtract(mask, otherID))\n" |
| << " {\n" |
| << " out_color[gl_InvocationID] = (op == data[otherID]) ? 1.0 : 0.0;\n" |
| << " }\n" |
| << " else\n" |
| << " {\n" |
| << " out_color[gl_InvocationID] = 1.0; \n"// Invocation we read from was inactive, so we can't verify results! |
| << " }\n" |
| << " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n" |
| << "}\n"; |
| |
| programCollection.add("tesc") << glu::TessellationControlSource(controlSource.str()); |
| subgroups::setTesEvalShaderFrameBuffer(programCollection); |
| } |
| else if (SHADER_STAGE_TESS_EVALUATION_BIT == caseDef.shaderStage) |
| { |
| ostringstream evaluationSource; |
| evaluationSource << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| << "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| << "layout(isolines, equal_spacing, ccw ) in;\n" |
| << "layout(location = 0) out float out_color;\n" |
| << "layout(binding = 0, std140) uniform Buffer0\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[" << subgroups::maxSupportedSubgroupSize() << "];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " uvec4 mask = subgroupBallot(true);\n" |
| << swapTable[caseDef.opType]; |
| |
| if (OPTYPE_QUAD_BROADCAST == caseDef.opType) |
| { |
| evaluationSource << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID], " << caseDef.direction << "u);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + " << caseDef.direction << "u;\n"; |
| } |
| else |
| { |
| evaluationSource << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID]);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + swapTable[gl_SubgroupInvocationID & 0x3u];\n"; |
| } |
| |
| evaluationSource << " if (subgroupBallotBitExtract(mask, otherID))\n" |
| << " {\n" |
| << " out_color = (op == data[otherID]) ? 1.0 : 0.0;\n" |
| << " }\n" |
| << " else\n" |
| << " {\n" |
| << " out_color = 1.0;\n" // Invocation we read from was inactive, so we can't verify results! |
| << " }\n" |
| << " gl_Position = mix(gl_in[0].gl_Position, gl_in[1].gl_Position, gl_TessCoord.x);\n" |
| << "}\n"; |
| |
| subgroups::setTesCtrlShaderFrameBuffer(programCollection); |
| programCollection.add("tese") << glu::TessellationEvaluationSource(evaluationSource.str()); |
| } |
| else |
| { |
| DE_FATAL("Unsupported shader stage"); |
| } |
| } |
| |
| void initPrograms(SourceCollections& programCollection, CaseDefinition caseDef) |
| { |
| std::string swapTable[OPTYPE_LAST]; |
| swapTable[OPTYPE_QUAD_BROADCAST] = ""; |
| swapTable[OPTYPE_QUAD_SWAP_HORIZONTAL] = " const uint swapTable[4] = uint[](1u, 0u, 3u, 2u);\n"; |
| swapTable[OPTYPE_QUAD_SWAP_VERTICAL] = " const uint swapTable[4] = uint[](2u, 3u, 0u, 1u);\n"; |
| swapTable[OPTYPE_QUAD_SWAP_DIAGONAL] = " const uint swapTable[4] = uint[](3u, 2u, 1u, 0u);\n"; |
| |
| if (SHADER_STAGE_COMPUTE_BIT == caseDef.shaderStage) |
| { |
| std::ostringstream src; |
| |
| src << "${VERSION_DECL}\n" |
| << "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| << "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| << "layout (${LOCAL_SIZE_X}, ${LOCAL_SIZE_Y}, ${LOCAL_SIZE_Z}) in;\n" |
| << "layout(binding = 0, std430) buffer Buffer0\n" |
| << "{\n" |
| << " uint result[];\n" |
| << "};\n" |
| << "layout(binding = 1, std430) buffer Buffer1\n" |
| << "{\n" |
| << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " data[];\n" |
| << "};\n" |
| << "\n" |
| << "void main (void)\n" |
| << "{\n" |
| << " uvec3 globalSize = gl_NumWorkGroups * gl_WorkGroupSize;\n" |
| << " highp uint offset = globalSize.x * ((globalSize.y * " |
| "gl_GlobalInvocationID.z) + gl_GlobalInvocationID.y) + " |
| "gl_GlobalInvocationID.x;\n" |
| << " uvec4 mask = subgroupBallot(true);\n" |
| << swapTable[caseDef.opType]; |
| |
| |
| if (OPTYPE_QUAD_BROADCAST == caseDef.opType) |
| { |
| src << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID], " << caseDef.direction << "u);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + " << caseDef.direction << "u;\n"; |
| } |
| else |
| { |
| src << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID]);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + swapTable[gl_SubgroupInvocationID & 0x3u];\n"; |
| } |
| |
| src << " if (subgroupBallotBitExtract(mask, otherID))\n" |
| << " {\n" |
| << " result[offset] = (op == data[otherID]) ? 1u : 0u;\n" |
| << " }\n" |
| << " else\n" |
| << " {\n" |
| << " result[offset] = 1u; // Invocation we read from was inactive, so we can't verify results!\n" |
| << " }\n" |
| << "}\n"; |
| |
| programCollection.add("comp") << glu::ComputeSource(src.str()); |
| } |
| else |
| { |
| std::ostringstream src; |
| if (OPTYPE_QUAD_BROADCAST == caseDef.opType) |
| { |
| src << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID], " << caseDef.direction << "u);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + " << caseDef.direction << "u;\n"; |
| } |
| else |
| { |
| src << " " << subgroups::getFormatNameForGLSL(caseDef.format) << " op = " |
| << getOpTypeName(caseDef.opType) << "(data[gl_SubgroupInvocationID]);\n" |
| << " uint otherID = (gl_SubgroupInvocationID & ~0x3u) + swapTable[gl_SubgroupInvocationID & 0x3u];\n"; |
| } |
| const string sourceType = src.str(); |
| |
| { |
| const string vertex = |
| "${VERSION_DECL}\n" |
| "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| "layout(binding = 0, std430) buffer Buffer0\n" |
| "{\n" |
| " uint result[];\n" |
| "} b0;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " data[];\n" |
| "};\n" |
| "\n" |
| "void main (void)\n" |
| "{\n" |
| " uvec4 mask = subgroupBallot(true);\n" |
| + swapTable[caseDef.opType] |
| + sourceType + |
| " if (subgroupBallotBitExtract(mask, otherID))\n" |
| " {\n" |
| " b0.result[gl_VertexID] = (op == data[otherID]) ? 1u : 0u;\n" |
| " }\n" |
| " else\n" |
| " {\n" |
| " b0.result[gl_VertexID] = 1u; // Invocation we read from was inactive, so we can't verify results!\n" |
| " }\n" |
| " float pixelSize = 2.0f/1024.0f;\n" |
| " float pixelPosition = pixelSize/2.0f - 1.0f;\n" |
| " gl_Position = vec4(float(gl_VertexID) * pixelSize + pixelPosition, 0.0f, 0.0f, 1.0f);\n" |
| "}\n"; |
| programCollection.add("vert") << glu::VertexSource(vertex); |
| } |
| |
| { |
| const string tesc = |
| "${VERSION_DECL}\n" |
| "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| "layout(vertices=1) out;\n" |
| "layout(binding = 1, std430) buffer Buffer1\n" |
| "{\n" |
| " uint result[];\n" |
| "} b1;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " data[];\n" |
| "};\n" |
| "\n" |
| "void main (void)\n" |
| "{\n" |
| " uvec4 mask = subgroupBallot(true);\n" |
| + swapTable[caseDef.opType] |
| + sourceType + |
| " if (subgroupBallotBitExtract(mask, otherID))\n" |
| " {\n" |
| " b1.result[gl_PrimitiveID] = (op == data[otherID]) ? 1u : 0u;\n" |
| " }\n" |
| " else\n" |
| " {\n" |
| " b1.result[gl_PrimitiveID] = 1u; // Invocation we read from was inactive, so we can't verify results!\n" |
| " }\n" |
| " if (gl_InvocationID == 0)\n" |
| " {\n" |
| " gl_TessLevelOuter[0] = 1.0f;\n" |
| " gl_TessLevelOuter[1] = 1.0f;\n" |
| " }\n" |
| " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n" |
| "}\n"; |
| programCollection.add("tesc") << glu::TessellationControlSource(tesc); |
| } |
| |
| { |
| const string tese = |
| "${VERSION_DECL}\n" |
| "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| "layout(isolines) in;\n" |
| "layout(binding = 2, std430) buffer Buffer2\n" |
| "{\n" |
| " uint result[];\n" |
| "} b2;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " data[];\n" |
| "};\n" |
| "\n" |
| "void main (void)\n" |
| "{\n" |
| " uvec4 mask = subgroupBallot(true);\n" |
| + swapTable[caseDef.opType] |
| + sourceType + |
| " if (subgroupBallotBitExtract(mask, otherID))\n" |
| " {\n" |
| " b2.result[gl_PrimitiveID * 2 + int(gl_TessCoord.x + 0.5)] = (op == data[otherID]) ? 1u : 0u;\n" |
| " }\n" |
| " else\n" |
| " {\n" |
| " b2.result[gl_PrimitiveID * 2 + int(gl_TessCoord.x + 0.5)] = 1u; // Invocation we read from was inactive, so we can't verify results!\n" |
| " }\n" |
| " float pixelSize = 2.0f/1024.0f;\n" |
| " gl_Position = gl_in[0].gl_Position + gl_TessCoord.x * pixelSize / 2.0f;\n" |
| "}\n"; |
| programCollection.add("tese") << glu::TessellationEvaluationSource(tese); |
| } |
| |
| { |
| const string geometry = |
| // version added by addGeometryShadersFromTemplate |
| "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| "layout(${TOPOLOGY}) in;\n" |
| "layout(points, max_vertices = 1) out;\n" |
| "layout(binding = 3, std430) buffer Buffer3\n" |
| "{\n" |
| " uint result[];\n" |
| "} b3;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " data[];\n" |
| "};\n" |
| "\n" |
| "void main (void)\n" |
| "{\n" |
| " uvec4 mask = subgroupBallot(true);\n" |
| + swapTable[caseDef.opType] |
| + sourceType + |
| " if (subgroupBallotBitExtract(mask, otherID))\n" |
| " {\n" |
| " b3.result[gl_PrimitiveIDIn] = (op == data[otherID]) ? 1u : 0u;\n" |
| " }\n" |
| " else\n" |
| " {\n" |
| " b3.result[gl_PrimitiveIDIn] = 1u; // Invocation we read from was inactive, so we can't verify results!\n" |
| " }\n" |
| " gl_Position = gl_in[0].gl_Position;\n" |
| " EmitVertex();\n" |
| " EndPrimitive();\n" |
| "}\n"; |
| subgroups::addGeometryShadersFromTemplate(geometry, programCollection); |
| } |
| |
| { |
| const string fragment = |
| "${VERSION_DECL}\n" |
| "#extension GL_KHR_shader_subgroup_quad: enable\n" |
| "#extension GL_KHR_shader_subgroup_ballot: enable\n" |
| "precision highp int;\n" |
| "precision highp float;\n" |
| "layout(location = 0) out uint result;\n" |
| "layout(binding = 4, std430) readonly buffer Buffer4\n" |
| "{\n" |
| " " + subgroups::getFormatNameForGLSL(caseDef.format) + " data[];\n" |
| "};\n" |
| "void main (void)\n" |
| "{\n" |
| " uvec4 mask = subgroupBallot(true);\n" |
| + swapTable[caseDef.opType] |
| + sourceType + |
| " if (subgroupBallotBitExtract(mask, otherID))\n" |
| " {\n" |
| " result = (op == data[otherID]) ? 1u : 0u;\n" |
| " }\n" |
| " else\n" |
| " {\n" |
| " result = 1u; // Invocation we read from was inactive, so we can't verify results!\n" |
| " }\n" |
| "}\n"; |
| programCollection.add("fragment") << glu::FragmentSource(fragment); |
| } |
| subgroups::addNoSubgroupShader(programCollection); |
| } |
| } |
| |
| void supportedCheck (Context& context, CaseDefinition caseDef) |
| { |
| if (!subgroups::isSubgroupSupported(context)) |
| TCU_THROW(NotSupportedError, "Subgroup operations are not supported"); |
| |
| if (!subgroups::isSubgroupFeatureSupportedForDevice(context, SUBGROUP_FEATURE_QUAD_BIT)) |
| TCU_THROW(NotSupportedError, "Device does not support subgroup quad operations"); |
| |
| |
| if (subgroups::isDoubleFormat(caseDef.format) && |
| !subgroups::isDoubleSupportedForDevice(context)) |
| { |
| TCU_THROW(NotSupportedError, "Device does not support subgroup double operations"); |
| } |
| } |
| |
| tcu::TestStatus noSSBOtest (Context& context, const CaseDefinition caseDef) |
| { |
| if (!subgroups::areSubgroupOperationsSupportedForStage( |
| context, caseDef.shaderStage)) |
| { |
| if (subgroups::areSubgroupOperationsRequiredForStage( |
| caseDef.shaderStage)) |
| { |
| return tcu::TestStatus::fail( |
| "Shader stage " + |
| subgroups::getShaderStageName(caseDef.shaderStage) + |
| " is required to support subgroup operations!"); |
| } |
| else |
| { |
| TCU_THROW(NotSupportedError, "Device does not support subgroup operations for this stage"); |
| } |
| } |
| |
| subgroups::SSBOData inputData; |
| inputData.format = caseDef.format; |
| inputData.layout = subgroups::SSBOData::LayoutStd140; |
| inputData.numElements = subgroups::maxSupportedSubgroupSize(); |
| inputData.initializeType = subgroups::SSBOData::InitializeNonZero; |
| inputData.binding = 0u; |
| |
| if (SHADER_STAGE_VERTEX_BIT == caseDef.shaderStage) |
| return subgroups::makeVertexFrameBufferTest(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages); |
| else if (SHADER_STAGE_GEOMETRY_BIT == caseDef.shaderStage) |
| return subgroups::makeGeometryFrameBufferTest(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages); |
| else if (SHADER_STAGE_TESS_CONTROL_BIT == caseDef.shaderStage) |
| return subgroups::makeTessellationEvaluationFrameBufferTest(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages, SHADER_STAGE_TESS_CONTROL_BIT); |
| else if (SHADER_STAGE_TESS_EVALUATION_BIT == caseDef.shaderStage) |
| return subgroups::makeTessellationEvaluationFrameBufferTest(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages, SHADER_STAGE_TESS_EVALUATION_BIT); |
| else |
| TCU_THROW(InternalError, "Unhandled shader stage"); |
| } |
| |
| |
| tcu::TestStatus test(Context& context, const CaseDefinition caseDef) |
| { |
| if (SHADER_STAGE_COMPUTE_BIT == caseDef.shaderStage) |
| { |
| if (!subgroups::areSubgroupOperationsSupportedForStage(context, caseDef.shaderStage)) |
| { |
| return tcu::TestStatus::fail( |
| "Shader stage " + |
| subgroups::getShaderStageName(caseDef.shaderStage) + |
| " is required to support subgroup operations!"); |
| } |
| subgroups::SSBOData inputData; |
| inputData.format = caseDef.format; |
| inputData.layout = subgroups::SSBOData::LayoutStd430; |
| inputData.numElements = subgroups::maxSupportedSubgroupSize(); |
| inputData.initializeType = subgroups::SSBOData::InitializeNonZero; |
| inputData.binding = 1u; |
| |
| return subgroups::makeComputeTest(context, FORMAT_R32_UINT, &inputData, 1, checkComputeStage); |
| } |
| else |
| { |
| int supportedStages = context.getDeqpContext().getContextInfo().getInt(GL_SUBGROUP_SUPPORTED_STAGES_KHR); |
| |
| ShaderStageFlags stages = (ShaderStageFlags)(caseDef.shaderStage & supportedStages); |
| |
| if (SHADER_STAGE_FRAGMENT_BIT != stages && !subgroups::isVertexSSBOSupportedForDevice(context)) |
| { |
| if ( (stages & SHADER_STAGE_FRAGMENT_BIT) == 0) |
| TCU_THROW(NotSupportedError, "Device does not support vertex stage SSBO writes"); |
| else |
| stages = SHADER_STAGE_FRAGMENT_BIT; |
| } |
| |
| if ((ShaderStageFlags)0u == stages) |
| TCU_THROW(NotSupportedError, "Subgroup operations are not supported for any graphic shader"); |
| |
| subgroups::SSBOData inputData; |
| inputData.format = caseDef.format; |
| inputData.layout = subgroups::SSBOData::LayoutStd430; |
| inputData.numElements = subgroups::maxSupportedSubgroupSize(); |
| inputData.initializeType = subgroups::SSBOData::InitializeNonZero; |
| inputData.binding = 4u; |
| inputData.stages = stages; |
| |
| return subgroups::allStages(context, FORMAT_R32_UINT, &inputData, 1, checkVertexPipelineStages, stages); |
| } |
| } |
| } |
| |
| deqp::TestCaseGroup* createSubgroupsQuadTests(deqp::Context& testCtx) |
| { |
| de::MovePtr<deqp::TestCaseGroup> graphicGroup(new deqp::TestCaseGroup( |
| testCtx, "graphics", "Subgroup arithmetic category tests: graphics")); |
| de::MovePtr<deqp::TestCaseGroup> computeGroup(new deqp::TestCaseGroup( |
| testCtx, "compute", "Subgroup arithmetic category tests: compute")); |
| de::MovePtr<deqp::TestCaseGroup> framebufferGroup(new deqp::TestCaseGroup( |
| testCtx, "framebuffer", "Subgroup arithmetic category tests: framebuffer")); |
| |
| const Format formats[] = |
| { |
| FORMAT_R32_SINT, FORMAT_R32G32_SINT, FORMAT_R32G32B32_SINT, |
| FORMAT_R32G32B32A32_SINT, FORMAT_R32_UINT, FORMAT_R32G32_UINT, |
| FORMAT_R32G32B32_UINT, FORMAT_R32G32B32A32_UINT, |
| FORMAT_R32_SFLOAT, FORMAT_R32G32_SFLOAT, |
| FORMAT_R32G32B32_SFLOAT, FORMAT_R32G32B32A32_SFLOAT, |
| FORMAT_R64_SFLOAT, FORMAT_R64G64_SFLOAT, |
| FORMAT_R64G64B64_SFLOAT, FORMAT_R64G64B64A64_SFLOAT, |
| FORMAT_R32_BOOL, FORMAT_R32G32_BOOL, |
| FORMAT_R32G32B32_BOOL, FORMAT_R32G32B32A32_BOOL, |
| }; |
| |
| const ShaderStageFlags stages[] = |
| { |
| SHADER_STAGE_VERTEX_BIT, |
| SHADER_STAGE_TESS_EVALUATION_BIT, |
| SHADER_STAGE_TESS_CONTROL_BIT, |
| SHADER_STAGE_GEOMETRY_BIT, |
| }; |
| |
| for (int direction = 0; direction < 4; ++direction) |
| { |
| for (int formatIndex = 0; formatIndex < DE_LENGTH_OF_ARRAY(formats); ++formatIndex) |
| { |
| const Format format = formats[formatIndex]; |
| |
| for (int opTypeIndex = 0; opTypeIndex < OPTYPE_LAST; ++opTypeIndex) |
| { |
| const std::string op = de::toLower(getOpTypeName(opTypeIndex)); |
| std::ostringstream name; |
| name << de::toLower(op); |
| |
| if (OPTYPE_QUAD_BROADCAST == opTypeIndex) |
| { |
| name << "_" << direction; |
| } |
| else |
| { |
| if (0 != direction) |
| { |
| // We don't need direction for swap operations. |
| continue; |
| } |
| } |
| |
| name << "_" << subgroups::getFormatNameForGLSL(format); |
| |
| { |
| const CaseDefinition caseDef = {opTypeIndex, SHADER_STAGE_COMPUTE_BIT, format, direction}; |
| SubgroupFactory<CaseDefinition>::addFunctionCaseWithPrograms(computeGroup.get(), name.str(), "", supportedCheck, initPrograms, test, caseDef); |
| } |
| |
| { |
| const CaseDefinition caseDef = |
| { |
| opTypeIndex, |
| SHADER_STAGE_ALL_GRAPHICS, |
| format, |
| direction |
| }; |
| SubgroupFactory<CaseDefinition>::addFunctionCaseWithPrograms(graphicGroup.get(), name.str(), "", supportedCheck, initPrograms, test, caseDef); |
| } |
| for (int stageIndex = 0; stageIndex < DE_LENGTH_OF_ARRAY(stages); ++stageIndex) |
| { |
| const CaseDefinition caseDef = {opTypeIndex, stages[stageIndex], format, direction}; |
| SubgroupFactory<CaseDefinition>::addFunctionCaseWithPrograms(framebufferGroup.get(), name.str()+"_"+ getShaderStageName(caseDef.shaderStage), "", |
| supportedCheck, initFrameBufferPrograms, noSSBOtest, caseDef); |
| } |
| |
| } |
| } |
| } |
| |
| de::MovePtr<deqp::TestCaseGroup> group(new deqp::TestCaseGroup( |
| testCtx, "quad", "Subgroup quad category tests")); |
| |
| group->addChild(graphicGroup.release()); |
| group->addChild(computeGroup.release()); |
| group->addChild(framebufferGroup.release()); |
| |
| return group.release(); |
| } |
| } // subgroups |
| } // glc |
