mirror of
https://github.com/KhronosGroup/SPIRV-Tools
synced 2024-11-29 06:21:06 +00:00
185 lines
6.1 KiB
C++
185 lines
6.1 KiB
C++
// Copyright (c) 2021 ZHOU He
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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 "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 RemoveUnusedInterfaceVariablesTest = PassTest<::testing::Test>;
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static const std::string expected = R"(OpCapability Shader
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %_Z5func1v "_Z5func1v" %out_var_SV_TARGET
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OpEntryPoint Fragment %_Z5func2v "_Z5func2v" %out_var_SV_TARGET_0
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OpExecutionMode %_Z5func1v OriginUpperLeft
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OpExecutionMode %_Z5func2v OriginUpperLeft
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OpSource HLSL 630
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OpName %type_cba "type.cba"
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OpMemberName %type_cba 0 "color"
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OpName %cba "cba"
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OpName %out_var_SV_TARGET "out.var.SV_TARGET"
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OpName %out_var_SV_TARGET_0 "out.var.SV_TARGET"
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OpName %_Z5func1v "_Z5func1v"
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OpName %_Z5func2v "_Z5func2v"
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OpDecorate %out_var_SV_TARGET Location 0
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OpDecorate %out_var_SV_TARGET_0 Location 0
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OpDecorate %cba DescriptorSet 0
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OpDecorate %cba Binding 0
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OpMemberDecorate %type_cba 0 Offset 0
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OpDecorate %type_cba Block
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%int = OpTypeInt 32 1
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%int_0 = OpConstant %int 0
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%float = OpTypeFloat 32
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%v4float = OpTypeVector %float 4
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%type_cba = OpTypeStruct %v4float
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%_ptr_Uniform_type_cba = OpTypePointer Uniform %type_cba
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%_ptr_Output_v4float = OpTypePointer Output %v4float
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%void = OpTypeVoid
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%14 = OpTypeFunction %void
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%_ptr_Uniform_v4float = OpTypePointer Uniform %v4float
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%cba = OpVariable %_ptr_Uniform_type_cba Uniform
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%out_var_SV_TARGET = OpVariable %_ptr_Output_v4float Output
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%out_var_SV_TARGET_0 = OpVariable %_ptr_Output_v4float Output
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%_Z5func1v = OpFunction %void None %14
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%16 = OpLabel
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%17 = OpAccessChain %_ptr_Uniform_v4float %cba %int_0
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%18 = OpLoad %v4float %17
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OpStore %out_var_SV_TARGET %18
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OpReturn
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OpFunctionEnd
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%_Z5func2v = OpFunction %void None %14
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%19 = OpLabel
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%20 = OpAccessChain %_ptr_Uniform_v4float %cba %int_0
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%21 = OpLoad %v4float %20
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OpStore %out_var_SV_TARGET_0 %21
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OpReturn
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OpFunctionEnd
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)";
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TEST_F(RemoveUnusedInterfaceVariablesTest, RemoveUnusedVariable) {
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const std::string text = R"(OpCapability Shader
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %_Z5func1v "_Z5func1v" %out_var_SV_TARGET %out_var_SV_TARGET_0
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OpEntryPoint Fragment %_Z5func2v "_Z5func2v" %out_var_SV_TARGET %out_var_SV_TARGET_0
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OpExecutionMode %_Z5func1v OriginUpperLeft
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OpExecutionMode %_Z5func2v OriginUpperLeft
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OpSource HLSL 630
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OpName %type_cba "type.cba"
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OpMemberName %type_cba 0 "color"
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OpName %cba "cba"
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OpName %out_var_SV_TARGET "out.var.SV_TARGET"
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OpName %out_var_SV_TARGET_0 "out.var.SV_TARGET"
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OpName %_Z5func1v "_Z5func1v"
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OpName %_Z5func2v "_Z5func2v"
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OpDecorate %out_var_SV_TARGET Location 0
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OpDecorate %out_var_SV_TARGET_0 Location 0
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OpDecorate %cba DescriptorSet 0
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OpDecorate %cba Binding 0
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OpMemberDecorate %type_cba 0 Offset 0
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OpDecorate %type_cba Block
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%int = OpTypeInt 32 1
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%int_0 = OpConstant %int 0
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%float = OpTypeFloat 32
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%v4float = OpTypeVector %float 4
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%type_cba = OpTypeStruct %v4float
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%_ptr_Uniform_type_cba = OpTypePointer Uniform %type_cba
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%_ptr_Output_v4float = OpTypePointer Output %v4float
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%void = OpTypeVoid
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%14 = OpTypeFunction %void
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%_ptr_Uniform_v4float = OpTypePointer Uniform %v4float
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%cba = OpVariable %_ptr_Uniform_type_cba Uniform
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%out_var_SV_TARGET = OpVariable %_ptr_Output_v4float Output
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%out_var_SV_TARGET_0 = OpVariable %_ptr_Output_v4float Output
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%_Z5func1v = OpFunction %void None %14
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%16 = OpLabel
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%17 = OpAccessChain %_ptr_Uniform_v4float %cba %int_0
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%18 = OpLoad %v4float %17
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OpStore %out_var_SV_TARGET %18
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OpReturn
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OpFunctionEnd
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%_Z5func2v = OpFunction %void None %14
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%19 = OpLabel
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%20 = OpAccessChain %_ptr_Uniform_v4float %cba %int_0
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%21 = OpLoad %v4float %20
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OpStore %out_var_SV_TARGET_0 %21
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OpReturn
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OpFunctionEnd
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)";
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SinglePassRunAndCheck<RemoveUnusedInterfaceVariablesPass>(text, expected,
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true, true);
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}
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TEST_F(RemoveUnusedInterfaceVariablesTest, FixMissingVariable) {
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const std::string text = R"(OpCapability Shader
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OpMemoryModel Logical GLSL450
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OpEntryPoint Fragment %_Z5func1v "_Z5func1v"
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OpEntryPoint Fragment %_Z5func2v "_Z5func2v"
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OpExecutionMode %_Z5func1v OriginUpperLeft
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OpExecutionMode %_Z5func2v OriginUpperLeft
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OpSource HLSL 630
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OpName %type_cba "type.cba"
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OpMemberName %type_cba 0 "color"
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OpName %cba "cba"
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OpName %out_var_SV_TARGET "out.var.SV_TARGET"
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OpName %out_var_SV_TARGET_0 "out.var.SV_TARGET"
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OpName %_Z5func1v "_Z5func1v"
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OpName %_Z5func2v "_Z5func2v"
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OpDecorate %out_var_SV_TARGET Location 0
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OpDecorate %out_var_SV_TARGET_0 Location 0
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OpDecorate %cba DescriptorSet 0
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OpDecorate %cba Binding 0
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OpMemberDecorate %type_cba 0 Offset 0
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OpDecorate %type_cba Block
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%int = OpTypeInt 32 1
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%int_0 = OpConstant %int 0
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%float = OpTypeFloat 32
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%v4float = OpTypeVector %float 4
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%type_cba = OpTypeStruct %v4float
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%_ptr_Uniform_type_cba = OpTypePointer Uniform %type_cba
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%_ptr_Output_v4float = OpTypePointer Output %v4float
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%void = OpTypeVoid
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%14 = OpTypeFunction %void
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%_ptr_Uniform_v4float = OpTypePointer Uniform %v4float
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%cba = OpVariable %_ptr_Uniform_type_cba Uniform
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%out_var_SV_TARGET = OpVariable %_ptr_Output_v4float Output
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%out_var_SV_TARGET_0 = OpVariable %_ptr_Output_v4float Output
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%_Z5func1v = OpFunction %void None %14
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%16 = OpLabel
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%17 = OpAccessChain %_ptr_Uniform_v4float %cba %int_0
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%18 = OpLoad %v4float %17
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OpStore %out_var_SV_TARGET %18
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OpReturn
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OpFunctionEnd
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%_Z5func2v = OpFunction %void None %14
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%19 = OpLabel
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%20 = OpAccessChain %_ptr_Uniform_v4float %cba %int_0
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%21 = OpLoad %v4float %20
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OpStore %out_var_SV_TARGET_0 %21
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OpReturn
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OpFunctionEnd
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)";
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SinglePassRunAndCheck<RemoveUnusedInterfaceVariablesPass>(text, expected,
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true, 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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