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// Copyright (c) 2023 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 "tools/objdump/extract_source.h"
#include <gtest/gtest.h>
#include <string>
#include "source/opt/build_module.h"
#include "source/opt/ir_context.h"
#include "spirv-tools/libspirv.hpp"
#include "tools/util/cli_consumer.h"
namespace {
constexpr auto kDefaultEnvironment = SPV_ENV_UNIVERSAL_1_6;
std::pair<bool, std::unordered_map<std::string, std::string>> ExtractSource(
const std::string& spv_source) {
std::unique_ptr<spvtools::opt::IRContext> ctx = spvtools::BuildModule(
kDefaultEnvironment, spvtools::utils::CLIMessageConsumer, spv_source,
spvtools::SpirvTools::kDefaultAssembleOption |
SPV_TEXT_TO_BINARY_OPTION_PRESERVE_NUMERIC_IDS);
std::vector<uint32_t> binary;
ctx->module()->ToBinary(&binary, /* skip_nop = */ false);
std::unordered_map<std::string, std::string> output;
bool result = ExtractSourceFromModule(binary, &output);
return std::make_pair(result, std::move(output));
}
} // namespace
TEST(ExtractSourceTest, no_debug) {
std::string source = R"(
OpCapability Shader
OpCapability Linkage
OpMemoryModel Logical GLSL450
%void = OpTypeVoid
%2 = OpTypeFunction %void
%bool = OpTypeBool
%4 = OpUndef %bool
%5 = OpFunction %void None %2
%6 = OpLabel
OpReturn
OpFunctionEnd
)";
auto[success, result] = ExtractSource(source);
ASSERT_TRUE(success);
ASSERT_TRUE(result.size() == 0);
}
TEST(ExtractSourceTest, SimpleSource) {
std::string source = R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "compute_1"
OpExecutionMode %1 LocalSize 1 1 1
%2 = OpString "compute.hlsl"
OpSource HLSL 660 %2 "[numthreads(1, 1, 1)] void compute_1(){ }"
OpName %1 "compute_1"
%3 = OpTypeVoid
%4 = OpTypeFunction %3
%1 = OpFunction %3 None %4
%5 = OpLabel
OpLine %2 1 41
OpReturn
OpFunctionEnd
)";
auto[success, result] = ExtractSource(source);
ASSERT_TRUE(success);
ASSERT_TRUE(result.size() == 1);
ASSERT_TRUE(result["compute.hlsl"] ==
"[numthreads(1, 1, 1)] void compute_1(){ }");
}
TEST(ExtractSourceTest, SourceContinued) {
std::string source = R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "compute_1"
OpExecutionMode %1 LocalSize 1 1 1
%2 = OpString "compute.hlsl"
OpSource HLSL 660 %2 "[numthreads(1, 1, 1)] "
OpSourceContinued "void compute_1(){ }"
OpName %1 "compute_1"
%3 = OpTypeVoid
%4 = OpTypeFunction %3
%1 = OpFunction %3 None %4
%5 = OpLabel
OpLine %2 1 41
OpReturn
OpFunctionEnd
)";
auto[success, result] = ExtractSource(source);
ASSERT_TRUE(success);
ASSERT_TRUE(result.size() == 1);
ASSERT_TRUE(result["compute.hlsl"] ==
"[numthreads(1, 1, 1)] void compute_1(){ }");
}
TEST(ExtractSourceTest, OnlyFilename) {
std::string source = R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "compute_1"
OpExecutionMode %1 LocalSize 1 1 1
%2 = OpString "compute.hlsl"
OpSource HLSL 660 %2
OpName %1 "compute_1"
%3 = OpTypeVoid
%4 = OpTypeFunction %3
%1 = OpFunction %3 None %4
%5 = OpLabel
OpLine %2 1 41
OpReturn
OpFunctionEnd
)";
auto[success, result] = ExtractSource(source);
ASSERT_TRUE(success);
ASSERT_TRUE(result.size() == 1);
ASSERT_TRUE(result["compute.hlsl"] == "");
}
TEST(ExtractSourceTest, MultipleFiles) {
std::string source = R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "compute_1"
OpExecutionMode %1 LocalSize 1 1 1
%2 = OpString "compute1.hlsl"
%3 = OpString "compute2.hlsl"
OpSource HLSL 660 %2 "some instruction"
OpSource HLSL 660 %3 "some other instruction"
OpName %1 "compute_1"
%4 = OpTypeVoid
%5 = OpTypeFunction %4
%1 = OpFunction %4 None %5
%6 = OpLabel
OpLine %2 1 41
OpReturn
OpFunctionEnd
)";
auto[success, result] = ExtractSource(source);
ASSERT_TRUE(success);
ASSERT_TRUE(result.size() == 2);
ASSERT_TRUE(result["compute1.hlsl"] == "some instruction");
ASSERT_TRUE(result["compute2.hlsl"] == "some other instruction");
}
TEST(ExtractSourceTest, MultilineCode) {
std::string source = R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "compute_1"
OpExecutionMode %1 LocalSize 1 1 1
%2 = OpString "compute.hlsl"
OpSource HLSL 660 %2 "[numthreads(1, 1, 1)]
void compute_1() {
}
"
OpName %1 "compute_1"
%3 = OpTypeVoid
%4 = OpTypeFunction %3
%1 = OpFunction %3 None %4
%5 = OpLabel
OpLine %2 3 1
OpReturn
OpFunctionEnd
)";
auto[success, result] = ExtractSource(source);
ASSERT_TRUE(success);
ASSERT_TRUE(result.size() == 1);
ASSERT_TRUE(result["compute.hlsl"] ==
"[numthreads(1, 1, 1)]\nvoid compute_1() {\n}\n");
}
TEST(ExtractSourceTest, EmptyFilename) {
std::string source = R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "compute_1"
OpExecutionMode %1 LocalSize 1 1 1
%2 = OpString ""
OpSource HLSL 660 %2 "void compute(){}"
OpName %1 "compute_1"
%3 = OpTypeVoid
%4 = OpTypeFunction %3
%1 = OpFunction %3 None %4
%5 = OpLabel
OpLine %2 3 1
OpReturn
OpFunctionEnd
)";
auto[success, result] = ExtractSource(source);
ASSERT_TRUE(success);
ASSERT_TRUE(result.size() == 1);
ASSERT_TRUE(result["unnamed-0.hlsl"] == "void compute(){}");
}
TEST(ExtractSourceTest, EscapeEscaped) {
std::string source = R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "compute"
OpExecutionMode %1 LocalSize 1 1 1
%2 = OpString "compute.hlsl"
OpSource HLSL 660 %2 "// check \" escape removed"
OpName %1 "compute"
%3 = OpTypeVoid
%4 = OpTypeFunction %3
%1 = OpFunction %3 None %4
%5 = OpLabel
OpLine %2 6 1
OpReturn
OpFunctionEnd
)";
auto[success, result] = ExtractSource(source);
ASSERT_TRUE(success);
ASSERT_TRUE(result.size() == 1);
ASSERT_TRUE(result["compute.hlsl"] == "// check \" escape removed");
}
TEST(ExtractSourceTest, OpSourceWithNoSource) {
std::string source = R"(
OpCapability Shader
OpMemoryModel Logical GLSL450
OpEntryPoint GLCompute %1 "compute"
OpExecutionMode %1 LocalSize 1 1 1
%2 = OpString "compute.hlsl"
OpSource HLSL 660 %2
OpName %1 "compute"
%3 = OpTypeVoid
%4 = OpTypeFunction %3
%1 = OpFunction %3 None %4
%5 = OpLabel
OpLine %2 6 1
OpReturn
OpFunctionEnd
)";
auto[success, result] = ExtractSource(source);
ASSERT_TRUE(success);
ASSERT_TRUE(result.size() == 1);
ASSERT_TRUE(result["compute.hlsl"] == "");
}
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