SPIRV-Tools/test/opt/pass_remove_duplicates_test.cpp

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// Copyright (c) 2017 Pierre Moreau
//
// 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 <iostream>
#include <gmock/gmock.h>
#include "source/opt/build_module.h"
#include "source/opt/ir_context.h"
#include "source/opt/pass_manager.h"
#include "source/opt/remove_duplicates_pass.h"
#include "source/spirv_constant.h"
#include "unit_spirv.h"
namespace {
using spvtools::ir::IRContext;
using spvtools::ir::Instruction;
using spvtools::opt::PassManager;
using spvtools::opt::RemoveDuplicatesPass;
class RemoveDuplicatesTest : public ::testing::Test {
public:
RemoveDuplicatesTest()
: tools_(SPV_ENV_UNIVERSAL_1_2),
context_(),
consumer_([this](spv_message_level_t level, const char*,
const spv_position_t& position, const char* message) {
if (!error_message_.empty()) error_message_ += "\n";
switch (level) {
case SPV_MSG_FATAL:
case SPV_MSG_INTERNAL_ERROR:
case SPV_MSG_ERROR:
error_message_ += "ERROR";
break;
case SPV_MSG_WARNING:
error_message_ += "WARNING";
break;
case SPV_MSG_INFO:
error_message_ += "INFO";
break;
case SPV_MSG_DEBUG:
error_message_ += "DEBUG";
break;
}
error_message_ +=
": " + std::to_string(position.index) + ": " + message;
}),
disassemble_options_(SPV_BINARY_TO_TEXT_OPTION_NO_HEADER),
error_message_() {
tools_.SetMessageConsumer(consumer_);
}
virtual void TearDown() override { error_message_.clear(); }
std::string RunPass(const std::string& text) {
context_ = spvtools::BuildModule(SPV_ENV_UNIVERSAL_1_2, consumer_, text);
if (!context_.get()) return std::string();
PassManager manager;
manager.SetMessageConsumer(consumer_);
manager.AddPass<RemoveDuplicatesPass>();
spvtools::opt::Pass::Status pass_res = manager.Run(context_.get());
if (pass_res == spvtools::opt::Pass::Status::Failure) return std::string();
return ModuleToText();
}
// Disassembles |binary| and outputs the result in |text|. If |text| is a
// null pointer, SPV_ERROR_INVALID_POINTER is returned.
spv_result_t Disassemble(const std::vector<uint32_t>& binary,
std::string* text) {
if (!text) return SPV_ERROR_INVALID_POINTER;
return tools_.Disassemble(binary, text, disassemble_options_)
? SPV_SUCCESS
: SPV_ERROR_INVALID_BINARY;
}
// Returns the accumulated error messages for the test.
std::string GetErrorMessage() const { return error_message_; }
std::string ToText(const std::vector<Instruction*>& inst) {
std::vector<uint32_t> binary = {SpvMagicNumber, 0x10200, 0u, 2u, 0u};
for (const Instruction* i : inst)
i->ToBinaryWithoutAttachedDebugInsts(&binary);
std::string text;
Disassemble(binary, &text);
return text;
}
std::string ModuleToText() {
std::vector<uint32_t> binary;
context_->module()->ToBinary(&binary, false);
std::string text;
Disassemble(binary, &text);
return text;
}
private:
spvtools::SpirvTools
tools_; // An instance for calling SPIRV-Tools functionalities.
std::unique_ptr<IRContext> context_;
spvtools::MessageConsumer consumer_;
uint32_t disassemble_options_;
std::string error_message_;
};
TEST_F(RemoveDuplicatesTest, DuplicateCapabilities) {
const std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
OpCapability Shader
OpMemoryModel Logical GLSL450
)";
const std::string after = R"(OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
)";
EXPECT_THAT(RunPass(spirv), after);
EXPECT_THAT(GetErrorMessage(), "");
}
TEST_F(RemoveDuplicatesTest, DuplicateExtInstImports) {
const std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
%1 = OpExtInstImport "OpenCL.std"
%2 = OpExtInstImport "OpenCL.std"
%3 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
)";
const std::string after = R"(OpCapability Shader
OpCapability Linkage
%1 = OpExtInstImport "OpenCL.std"
%3 = OpExtInstImport "GLSL.std.450"
OpMemoryModel Logical GLSL450
)";
EXPECT_THAT(RunPass(spirv), after);
EXPECT_THAT(GetErrorMessage(), "");
}
TEST_F(RemoveDuplicatesTest, DuplicateTypes) {
const std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
%1 = OpTypeInt 32 0
%2 = OpTypeInt 32 0
%3 = OpTypeStruct %1 %2
)";
const std::string after = R"(OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
%1 = OpTypeInt 32 0
%3 = OpTypeStruct %1 %1
)";
EXPECT_THAT(RunPass(spirv), after);
EXPECT_THAT(GetErrorMessage(), "");
}
TEST_F(RemoveDuplicatesTest, SameTypeDifferentMemberDecoration) {
const std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpDecorate %1 GLSLPacked
%2 = OpTypeInt 32 0
%1 = OpTypeStruct %2 %2
%3 = OpTypeStruct %2 %2
)";
const std::string after = R"(OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpDecorate %1 GLSLPacked
%2 = OpTypeInt 32 0
%1 = OpTypeStruct %2 %2
%3 = OpTypeStruct %2 %2
)";
EXPECT_THAT(RunPass(spirv), after);
EXPECT_THAT(GetErrorMessage(), "");
}
TEST_F(RemoveDuplicatesTest, SameTypeAndMemberDecoration) {
const std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpDecorate %1 GLSLPacked
OpDecorate %2 GLSLPacked
%3 = OpTypeInt 32 0
%1 = OpTypeStruct %3 %3
%2 = OpTypeStruct %3 %3
)";
const std::string after = R"(OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpDecorate %1 GLSLPacked
%3 = OpTypeInt 32 0
%1 = OpTypeStruct %3 %3
)";
EXPECT_THAT(RunPass(spirv), after);
EXPECT_THAT(GetErrorMessage(), "");
}
TEST_F(RemoveDuplicatesTest, SameTypeAndDifferentName) {
const std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpName %1 "Type1"
OpName %2 "Type2"
%3 = OpTypeInt 32 0
%1 = OpTypeStruct %3 %3
%2 = OpTypeStruct %3 %3
)";
const std::string after = R"(OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpName %1 "Type1"
%3 = OpTypeInt 32 0
%1 = OpTypeStruct %3 %3
)";
EXPECT_THAT(RunPass(spirv), after);
EXPECT_THAT(GetErrorMessage(), "");
}
// Check that #1033 has been fixed.
TEST_F(RemoveDuplicatesTest, DoNotRemoveDifferentOpDecorationGroup) {
const std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpDecorate %1 Constant
%1 = OpDecorationGroup
OpDecorate %2 Restrict
%2 = OpDecorationGroup
OpGroupDecorate %3 %1 %2
%4 = OpTypeInt 32 0
%3 = OpVariable %4 Uniform
)";
const std::string after = R"(OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpDecorate %1 Constant
%1 = OpDecorationGroup
OpDecorate %2 Restrict
%2 = OpDecorationGroup
OpGroupDecorate %3 %1 %2
%4 = OpTypeInt 32 0
%3 = OpVariable %4 Uniform
)";
EXPECT_THAT(RunPass(spirv), after);
EXPECT_THAT(GetErrorMessage(), "");
}
TEST_F(RemoveDuplicatesTest, DifferentDecorationGroup) {
const std::string spirv = R"(
OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpDecorate %1 Constant
OpDecorate %1 Restrict
%1 = OpDecorationGroup
OpDecorate %2 Constant
%2 = OpDecorationGroup
OpGroupDecorate %1 %3
OpGroupDecorate %2 %4
%5 = OpTypeInt 32 0
%3 = OpVariable %5 Uniform
%4 = OpVariable %5 Uniform
)";
const std::string after = R"(OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
OpDecorate %1 Constant
OpDecorate %1 Restrict
%1 = OpDecorationGroup
OpDecorate %2 Constant
%2 = OpDecorationGroup
OpGroupDecorate %1 %3
OpGroupDecorate %2 %4
%5 = OpTypeInt 32 0
%3 = OpVariable %5 Uniform
%4 = OpVariable %5 Uniform
)";
EXPECT_THAT(RunPass(spirv), after);
EXPECT_THAT(GetErrorMessage(), "");
}
} // namespace