mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-30 06:50:06 +00:00
271 lines
12 KiB
C++
271 lines
12 KiB
C++
// Copyright (c) 2019 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include <string>
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#include "gmock/gmock.h"
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#include "test/opt/assembly_builder.h"
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#include "test/opt/pass_fixture.h"
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#include "test/opt/pass_utils.h"
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namespace spvtools {
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namespace opt {
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namespace {
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using DescriptorScalarReplacementTest = PassTest<::testing::Test>;
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TEST_F(DescriptorScalarReplacementTest, ExpandTexture) {
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const std::string text = R"(
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; CHECK: OpDecorate [[var1:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var1]] Binding 0
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; CHECK: OpDecorate [[var2:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var2]] Binding 1
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; CHECK: OpDecorate [[var3:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var3]] Binding 2
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; CHECK: OpDecorate [[var4:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var4]] Binding 3
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; CHECK: OpDecorate [[var5:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var5]] Binding 4
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; CHECK: [[image_type:%\w+]] = OpTypeImage
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; CHECK: [[ptr_type:%\w+]] = OpTypePointer UniformConstant [[image_type]]
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; CHECK: [[var1]] = OpVariable [[ptr_type]] UniformConstant
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; CHECK: [[var2]] = OpVariable [[ptr_type]] UniformConstant
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; CHECK: [[var3]] = OpVariable [[ptr_type]] UniformConstant
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; CHECK: [[var4]] = OpVariable [[ptr_type]] UniformConstant
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; CHECK: [[var5]] = OpVariable [[ptr_type]] UniformConstant
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; CHECK: OpLoad [[image_type]] [[var1]]
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; CHECK: OpLoad [[image_type]] [[var2]]
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; CHECK: OpLoad [[image_type]] [[var3]]
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; CHECK: OpLoad [[image_type]] [[var4]]
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; CHECK: OpLoad [[image_type]] [[var5]]
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OpCapability Shader
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %main "main"
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OpExecutionMode %main OriginUpperLeft
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OpSource HLSL 600
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OpDecorate %MyTextures DescriptorSet 0
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OpDecorate %MyTextures Binding 0
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%int = OpTypeInt 32 1
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%int_0 = OpConstant %int 0
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%int_1 = OpConstant %int 1
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%int_2 = OpConstant %int 2
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%int_3 = OpConstant %int 3
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%int_4 = OpConstant %int 4
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%uint = OpTypeInt 32 0
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%uint_5 = OpConstant %uint 5
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%float = OpTypeFloat 32
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%type_2d_image = OpTypeImage %float 2D 2 0 0 1 Unknown
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%_arr_type_2d_image_uint_5 = OpTypeArray %type_2d_image %uint_5
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%_ptr_UniformConstant__arr_type_2d_image_uint_5 = OpTypePointer UniformConstant %_arr_type_2d_image_uint_5
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%v2float = OpTypeVector %float 2
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%void = OpTypeVoid
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%26 = OpTypeFunction %void
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%_ptr_UniformConstant_type_2d_image = OpTypePointer UniformConstant %type_2d_image
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%MyTextures = OpVariable %_ptr_UniformConstant__arr_type_2d_image_uint_5 UniformConstant
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%main = OpFunction %void None %26
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%28 = OpLabel
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%29 = OpUndef %v2float
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%30 = OpAccessChain %_ptr_UniformConstant_type_2d_image %MyTextures %int_0
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%31 = OpLoad %type_2d_image %30
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%35 = OpAccessChain %_ptr_UniformConstant_type_2d_image %MyTextures %int_1
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%36 = OpLoad %type_2d_image %35
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%40 = OpAccessChain %_ptr_UniformConstant_type_2d_image %MyTextures %int_2
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%41 = OpLoad %type_2d_image %40
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%45 = OpAccessChain %_ptr_UniformConstant_type_2d_image %MyTextures %int_3
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%46 = OpLoad %type_2d_image %45
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%50 = OpAccessChain %_ptr_UniformConstant_type_2d_image %MyTextures %int_4
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%51 = OpLoad %type_2d_image %50
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OpReturn
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OpFunctionEnd
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)";
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SinglePassRunAndMatch<DescriptorScalarReplacement>(text, true);
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}
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TEST_F(DescriptorScalarReplacementTest, ExpandSampler) {
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const std::string text = R"(
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; CHECK: OpDecorate [[var1:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var1]] Binding 1
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; CHECK: OpDecorate [[var2:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var2]] Binding 2
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; CHECK: OpDecorate [[var3:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var3]] Binding 3
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; CHECK: [[sampler_type:%\w+]] = OpTypeSampler
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; CHECK: [[ptr_type:%\w+]] = OpTypePointer UniformConstant [[sampler_type]]
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; CHECK: [[var1]] = OpVariable [[ptr_type]] UniformConstant
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; CHECK: [[var2]] = OpVariable [[ptr_type]] UniformConstant
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; CHECK: [[var3]] = OpVariable [[ptr_type]] UniformConstant
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; CHECK: OpLoad [[sampler_type]] [[var1]]
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; CHECK: OpLoad [[sampler_type]] [[var2]]
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; CHECK: OpLoad [[sampler_type]] [[var3]]
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OpCapability Shader
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %main "main"
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OpExecutionMode %main OriginUpperLeft
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OpSource HLSL 600
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OpDecorate %MySampler DescriptorSet 0
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OpDecorate %MySampler Binding 1
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%int = OpTypeInt 32 1
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%int_0 = OpConstant %int 0
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%int_1 = OpConstant %int 1
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%int_2 = OpConstant %int 2
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%uint = OpTypeInt 32 0
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%uint_3 = OpConstant %uint 3
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%type_sampler = OpTypeSampler
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%_arr_type_sampler_uint_3 = OpTypeArray %type_sampler %uint_3
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%_ptr_UniformConstant__arr_type_sampler_uint_3 = OpTypePointer UniformConstant %_arr_type_sampler_uint_3
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%void = OpTypeVoid
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%26 = OpTypeFunction %void
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%_ptr_UniformConstant_type_sampler = OpTypePointer UniformConstant %type_sampler
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%MySampler = OpVariable %_ptr_UniformConstant__arr_type_sampler_uint_3 UniformConstant
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%main = OpFunction %void None %26
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%28 = OpLabel
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%31 = OpAccessChain %_ptr_UniformConstant_type_sampler %MySampler %int_0
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%32 = OpLoad %type_sampler %31
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%35 = OpAccessChain %_ptr_UniformConstant_type_sampler %MySampler %int_1
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%36 = OpLoad %type_sampler %35
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%40 = OpAccessChain %_ptr_UniformConstant_type_sampler %MySampler %int_2
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%41 = OpLoad %type_sampler %40
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OpReturn
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OpFunctionEnd
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)";
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SinglePassRunAndMatch<DescriptorScalarReplacement>(text, true);
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}
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TEST_F(DescriptorScalarReplacementTest, ExpandSSBO) {
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// Tests the expansion of an SSBO. Also check that an access chain with more
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// than 1 index is correctly handled.
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const std::string text = R"(
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; CHECK: OpDecorate [[var1:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var1]] Binding 0
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; CHECK: OpDecorate [[var2:%\w+]] DescriptorSet 0
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; CHECK: OpDecorate [[var2]] Binding 1
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; CHECK: OpTypeStruct
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; CHECK: [[struct_type:%\w+]] = OpTypeStruct
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; CHECK: [[ptr_type:%\w+]] = OpTypePointer Uniform [[struct_type]]
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; CHECK: [[var1]] = OpVariable [[ptr_type]] Uniform
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; CHECK: [[var2]] = OpVariable [[ptr_type]] Uniform
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; CHECK: [[ac1:%\w+]] = OpAccessChain %_ptr_Uniform_v4float [[var1]] %uint_0 %uint_0 %uint_0
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; CHECK: OpLoad %v4float [[ac1]]
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; CHECK: [[ac2:%\w+]] = OpAccessChain %_ptr_Uniform_v4float [[var2]] %uint_0 %uint_0 %uint_0
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; CHECK: OpLoad %v4float [[ac2]]
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OpCapability Shader
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %main "main"
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OpExecutionMode %main OriginUpperLeft
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OpSource HLSL 600
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OpDecorate %buffers DescriptorSet 0
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OpDecorate %buffers Binding 0
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OpMemberDecorate %S 0 Offset 0
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OpDecorate %_runtimearr_S ArrayStride 16
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OpMemberDecorate %type_StructuredBuffer_S 0 Offset 0
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OpMemberDecorate %type_StructuredBuffer_S 0 NonWritable
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OpDecorate %type_StructuredBuffer_S BufferBlock
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%uint = OpTypeInt 32 0
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%uint_0 = OpConstant %uint 0
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%uint_1 = OpConstant %uint 1
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%uint_2 = OpConstant %uint 2
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%float = OpTypeFloat 32
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%v4float = OpTypeVector %float 4
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%S = OpTypeStruct %v4float
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%_runtimearr_S = OpTypeRuntimeArray %S
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%type_StructuredBuffer_S = OpTypeStruct %_runtimearr_S
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%_arr_type_StructuredBuffer_S_uint_2 = OpTypeArray %type_StructuredBuffer_S %uint_2
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%_ptr_Uniform__arr_type_StructuredBuffer_S_uint_2 = OpTypePointer Uniform %_arr_type_StructuredBuffer_S_uint_2
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%_ptr_Uniform_type_StructuredBuffer_S = OpTypePointer Uniform %type_StructuredBuffer_S
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%void = OpTypeVoid
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%19 = OpTypeFunction %void
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%_ptr_Uniform_v4float = OpTypePointer Uniform %v4float
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%buffers = OpVariable %_ptr_Uniform__arr_type_StructuredBuffer_S_uint_2 Uniform
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%main = OpFunction %void None %19
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%21 = OpLabel
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%22 = OpAccessChain %_ptr_Uniform_v4float %buffers %uint_0 %uint_0 %uint_0 %uint_0
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%23 = OpLoad %v4float %22
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%24 = OpAccessChain %_ptr_Uniform_type_StructuredBuffer_S %buffers %uint_1
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%25 = OpAccessChain %_ptr_Uniform_v4float %24 %uint_0 %uint_0 %uint_0
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%26 = OpLoad %v4float %25
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OpReturn
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OpFunctionEnd
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)";
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SinglePassRunAndMatch<DescriptorScalarReplacement>(text, true);
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}
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TEST_F(DescriptorScalarReplacementTest, NameNewVariables) {
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// Checks that if the original variable has a name, then the new variables
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// will have a name derived from that name.
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const std::string text = R"(
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; CHECK: OpName [[var1:%\w+]] "SSBO[0]"
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; CHECK: OpName [[var2:%\w+]] "SSBO[1]"
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; CHECK: OpDecorate [[var1]] DescriptorSet 0
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; CHECK: OpDecorate [[var1]] Binding 0
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; CHECK: OpDecorate [[var2]] DescriptorSet 0
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; CHECK: OpDecorate [[var2]] Binding 1
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; CHECK: OpTypeStruct
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; CHECK: [[struct_type:%\w+]] = OpTypeStruct
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; CHECK: [[ptr_type:%\w+]] = OpTypePointer Uniform [[struct_type]]
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; CHECK: [[var1]] = OpVariable [[ptr_type]] Uniform
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; CHECK: [[var2]] = OpVariable [[ptr_type]] Uniform
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; CHECK: [[ac1:%\w+]] = OpAccessChain %_ptr_Uniform_v4float [[var1]] %uint_0 %uint_0 %uint_0
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; CHECK: OpLoad %v4float [[ac1]]
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; CHECK: [[ac2:%\w+]] = OpAccessChain %_ptr_Uniform_v4float [[var2]] %uint_0 %uint_0 %uint_0
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; CHECK: OpLoad %v4float [[ac2]]
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OpCapability Shader
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %main "main"
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OpExecutionMode %main OriginUpperLeft
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OpSource HLSL 600
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OpName %buffers "SSBO"
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OpDecorate %buffers DescriptorSet 0
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OpDecorate %buffers Binding 0
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OpMemberDecorate %S 0 Offset 0
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OpDecorate %_runtimearr_S ArrayStride 16
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OpMemberDecorate %type_StructuredBuffer_S 0 Offset 0
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OpMemberDecorate %type_StructuredBuffer_S 0 NonWritable
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OpDecorate %type_StructuredBuffer_S BufferBlock
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%uint = OpTypeInt 32 0
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%uint_0 = OpConstant %uint 0
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%uint_1 = OpConstant %uint 1
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%uint_2 = OpConstant %uint 2
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%float = OpTypeFloat 32
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%v4float = OpTypeVector %float 4
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%S = OpTypeStruct %v4float
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%_runtimearr_S = OpTypeRuntimeArray %S
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%type_StructuredBuffer_S = OpTypeStruct %_runtimearr_S
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%_arr_type_StructuredBuffer_S_uint_2 = OpTypeArray %type_StructuredBuffer_S %uint_2
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%_ptr_Uniform__arr_type_StructuredBuffer_S_uint_2 = OpTypePointer Uniform %_arr_type_StructuredBuffer_S_uint_2
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%_ptr_Uniform_type_StructuredBuffer_S = OpTypePointer Uniform %type_StructuredBuffer_S
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%void = OpTypeVoid
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%19 = OpTypeFunction %void
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%_ptr_Uniform_v4float = OpTypePointer Uniform %v4float
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%buffers = OpVariable %_ptr_Uniform__arr_type_StructuredBuffer_S_uint_2 Uniform
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%main = OpFunction %void None %19
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%21 = OpLabel
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%22 = OpAccessChain %_ptr_Uniform_v4float %buffers %uint_0 %uint_0 %uint_0 %uint_0
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%23 = OpLoad %v4float %22
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%24 = OpAccessChain %_ptr_Uniform_type_StructuredBuffer_S %buffers %uint_1
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%25 = OpAccessChain %_ptr_Uniform_v4float %24 %uint_0 %uint_0 %uint_0
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%26 = OpLoad %v4float %25
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OpReturn
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OpFunctionEnd
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)";
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SinglePassRunAndMatch<DescriptorScalarReplacement>(text, true);
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}
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} // namespace
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} // namespace opt
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} // namespace spvtools
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