| // Copyright (c) 2018 Google LLC |
| // |
| // 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. |
| |
| #include "source/reduce/remove_opname_instruction_reduction_opportunity_finder.h" |
| |
| #include "source/opt/build_module.h" |
| #include "source/reduce/reduction_opportunity.h" |
| #include "source/reduce/reduction_pass.h" |
| #include "test/reduce/reduce_test_util.h" |
| |
| namespace spvtools { |
| namespace reduce { |
| namespace { |
| |
| TEST(RemoveOpnameInstructionReductionPassTest, NothingToRemove) { |
| const std::string source = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint Fragment %4 "main" |
| OpExecutionMode %4 OriginUpperLeft |
| OpSource ESSL 310 |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| OpReturn |
| OpFunctionEnd |
| )"; |
| |
| const auto env = SPV_ENV_UNIVERSAL_1_3; |
| const auto consumer = nullptr; |
| const auto context = |
| BuildModule(env, consumer, source, kReduceAssembleOption); |
| const auto ops = RemoveOpNameInstructionReductionOpportunityFinder() |
| .GetAvailableOpportunities(context.get()); |
| ASSERT_EQ(0, ops.size()); |
| } |
| |
| TEST(RemoveOpnameInstructionReductionPassTest, RemoveSingleOpName) { |
| const std::string prologue = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint Fragment %4 "main" |
| OpExecutionMode %4 OriginUpperLeft |
| OpSource ESSL 310 |
| )"; |
| |
| const std::string epilogue = R"( |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| OpReturn |
| OpFunctionEnd |
| )"; |
| |
| const std::string original = prologue + R"( |
| OpName %4 "main" |
| )" + epilogue; |
| |
| const std::string expected = prologue + epilogue; |
| |
| const auto env = SPV_ENV_UNIVERSAL_1_3; |
| const auto consumer = nullptr; |
| const auto context = |
| BuildModule(env, consumer, original, kReduceAssembleOption); |
| const auto ops = RemoveOpNameInstructionReductionOpportunityFinder() |
| .GetAvailableOpportunities(context.get()); |
| ASSERT_EQ(1, ops.size()); |
| ASSERT_TRUE(ops[0]->PreconditionHolds()); |
| ops[0]->TryToApply(); |
| |
| CheckEqual(env, expected, context.get()); |
| } |
| |
| TEST(RemoveOpnameInstructionReductionPassTest, TryApplyRemovesAllOpName) { |
| const std::string prologue = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint Fragment %4 "main" |
| OpExecutionMode %4 OriginUpperLeft |
| OpSource ESSL 310 |
| )"; |
| |
| const std::string epilogue = R"( |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeFloat 32 |
| %7 = OpTypePointer Function %6 |
| %9 = OpConstant %6 1 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %8 = OpVariable %7 Function |
| %10 = OpVariable %7 Function |
| %11 = OpVariable %7 Function |
| %12 = OpVariable %7 Function |
| OpStore %8 %9 |
| OpStore %10 %9 |
| OpStore %11 %9 |
| OpStore %12 %9 |
| OpReturn |
| OpFunctionEnd |
| )"; |
| |
| const std::string original = prologue + R"( |
| OpName %4 "main" |
| OpName %8 "a" |
| OpName %10 "b" |
| OpName %11 "c" |
| OpName %12 "d" |
| )" + epilogue; |
| |
| const std::string expected = prologue + epilogue; |
| |
| const auto env = SPV_ENV_UNIVERSAL_1_3; |
| |
| { |
| // Check the right number of opportunities is detected |
| const auto consumer = nullptr; |
| const auto context = |
| BuildModule(env, consumer, original, kReduceAssembleOption); |
| const auto ops = RemoveOpNameInstructionReductionOpportunityFinder() |
| .GetAvailableOpportunities(context.get()); |
| ASSERT_EQ(5, ops.size()); |
| } |
| |
| { |
| // The reduction should remove all OpName |
| std::vector<uint32_t> binary; |
| SpirvTools t(env); |
| ASSERT_TRUE(t.Assemble(original, &binary, kReduceAssembleOption)); |
| auto reduced_binary = |
| ReductionPass(env, |
| spvtools::MakeUnique< |
| RemoveOpNameInstructionReductionOpportunityFinder>()) |
| .TryApplyReduction(binary); |
| CheckEqual(env, expected, reduced_binary); |
| } |
| } |
| |
| TEST(RemoveOpnameInstructionReductionPassTest, |
| TryApplyRemovesAllOpNameAndOpMemberName) { |
| const std::string prologue = R"( |
| OpCapability Shader |
| %1 = OpExtInstImport "GLSL.std.450" |
| OpMemoryModel Logical GLSL450 |
| OpEntryPoint Fragment %4 "main" |
| OpExecutionMode %4 OriginUpperLeft |
| OpSource ESSL 310 |
| )"; |
| |
| const std::string epilogue = R"( |
| %2 = OpTypeVoid |
| %3 = OpTypeFunction %2 |
| %6 = OpTypeFloat 32 |
| %7 = OpTypeInt 32 1 |
| %8 = OpTypeVector %6 3 |
| %9 = OpTypeStruct %6 %7 %8 |
| %10 = OpTypePointer Function %9 |
| %12 = OpConstant %7 0 |
| %13 = OpConstant %6 1 |
| %14 = OpTypePointer Function %6 |
| %4 = OpFunction %2 None %3 |
| %5 = OpLabel |
| %11 = OpVariable %10 Function |
| %15 = OpAccessChain %14 %11 %12 |
| OpStore %15 %13 |
| OpReturn |
| OpFunctionEnd |
| )"; |
| |
| const std::string original = prologue + R"( |
| OpName %4 "main" |
| OpName %9 "S" |
| OpMemberName %9 0 "f" |
| OpMemberName %9 1 "i" |
| OpMemberName %9 2 "v" |
| OpName %11 "s" |
| )" + epilogue; |
| |
| const std::string expected = prologue + epilogue; |
| |
| const auto env = SPV_ENV_UNIVERSAL_1_3; |
| |
| { |
| // Check the right number of opportunities is detected |
| const auto consumer = nullptr; |
| const auto context = |
| BuildModule(env, consumer, original, kReduceAssembleOption); |
| const auto ops = RemoveOpNameInstructionReductionOpportunityFinder() |
| .GetAvailableOpportunities(context.get()); |
| ASSERT_EQ(6, ops.size()); |
| } |
| |
| { |
| // The reduction should remove all OpName |
| std::vector<uint32_t> binary; |
| SpirvTools t(env); |
| ASSERT_TRUE(t.Assemble(original, &binary, kReduceAssembleOption)); |
| auto reduced_binary = |
| ReductionPass(env, |
| spvtools::MakeUnique< |
| RemoveOpNameInstructionReductionOpportunityFinder>()) |
| .TryApplyReduction(binary); |
| CheckEqual(env, expected, reduced_binary); |
| } |
| } |
| |
| } // namespace |
| } // namespace reduce |
| } // namespace spvtools |