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// Copyright 2020 The Tint Authors.
//
// 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 "src/tint/writer/spirv/spv_dump.h"
#include "spirv-tools/libspirv.hpp"
#include "src/tint/writer/spirv/binary_writer.h"
namespace tint::writer::spirv {
namespace {
std::string Disassemble(const std::vector<uint32_t>& data) {
std::string spv_errors;
spv_target_env target_env = SPV_ENV_UNIVERSAL_1_0;
auto msg_consumer = [&spv_errors](spv_message_level_t level, const char*,
const spv_position_t& position, const char* message) {
switch (level) {
case SPV_MSG_FATAL:
case SPV_MSG_INTERNAL_ERROR:
case SPV_MSG_ERROR:
spv_errors +=
"error: line " + std::to_string(position.index) + ": " + message + "\n";
break;
case SPV_MSG_WARNING:
spv_errors +=
"warning: line " + std::to_string(position.index) + ": " + message + "\n";
break;
case SPV_MSG_INFO:
spv_errors +=
"info: line " + std::to_string(position.index) + ": " + message + "\n";
break;
case SPV_MSG_DEBUG:
break;
}
};
spvtools::SpirvTools tools(target_env);
tools.SetMessageConsumer(msg_consumer);
std::string result;
if (!tools.Disassemble(data, &result, SPV_BINARY_TO_TEXT_OPTION_NO_HEADER)) {
return "*** Invalid SPIR-V ***\n" + spv_errors;
}
return result;
}
} // namespace
std::string DumpBuilder(Builder& builder) {
BinaryWriter writer;
writer.WriteHeader(builder.id_bound());
writer.WriteBuilder(&builder);
return Disassemble(writer.result());
}
std::string DumpInstruction(const Instruction& inst) {
BinaryWriter writer;
writer.WriteHeader(kDefaultMaxIdBound);
writer.WriteInstruction(inst);
return Disassemble(writer.result());
}
std::string DumpInstructions(const InstructionList& insts) {
BinaryWriter writer;
writer.WriteHeader(kDefaultMaxIdBound);
for (const auto& inst : insts) {
writer.WriteInstruction(inst);
}
return Disassemble(writer.result());
}
} // namespace tint::writer::spirv