82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
/**
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******************************************************************************
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* Xenia : Xbox 360 Emulator Research Project *
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******************************************************************************
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* Copyright 2015 Ben Vanik. All rights reserved. *
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* Released under the BSD license - see LICENSE in the root for more details. *
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******************************************************************************
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*/
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#include "xenia/gpu/spirv/spv_disassembler.h"
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#include "third_party/spirv-tools/include/libspirv/libspirv.h"
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#include "xenia/base/logging.h"
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namespace xe {
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namespace gpu {
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namespace spirv {
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SpvDisassembler::Result::Result(spv_text text, spv_diagnostic diagnostic)
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: text_(text), diagnostic_(diagnostic) {}
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SpvDisassembler::Result::~Result() {
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if (text_) {
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spvTextDestroy(text_);
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}
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if (diagnostic_) {
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spvDiagnosticDestroy(diagnostic_);
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}
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}
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bool SpvDisassembler::Result::has_error() const { return !!diagnostic_; }
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size_t SpvDisassembler::Result::error_word_index() const {
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return diagnostic_ ? diagnostic_->position.index : 0;
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}
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const char* SpvDisassembler::Result::error_string() const {
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return diagnostic_ ? diagnostic_->error : "";
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}
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const char* SpvDisassembler::Result::text() const {
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return text_ ? text_->str : "";
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}
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std::string SpvDisassembler::Result::to_string() const {
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return text_ ? std::string(text_->str, text_->length) : "";
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}
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void SpvDisassembler::Result::AppendText(StringBuffer* target_buffer) const {
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if (text_) {
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target_buffer->AppendBytes(reinterpret_cast<const uint8_t*>(text_->str),
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text_->length);
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}
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}
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SpvDisassembler::SpvDisassembler() : spv_context_(spvContextCreate()) {}
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SpvDisassembler::~SpvDisassembler() { spvContextDestroy(spv_context_); }
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std::unique_ptr<SpvDisassembler::Result> SpvDisassembler::Disassemble(
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const uint32_t* words, size_t word_count) {
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spv_text text = nullptr;
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spv_diagnostic diagnostic = nullptr;
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auto result_code =
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spvBinaryToText(spv_context_, words, word_count,
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SPV_BINARY_TO_TEXT_OPTION_INDENT, &text, &diagnostic);
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std::unique_ptr<Result> result(new Result(text, diagnostic));
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if (result_code) {
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XELOGE("Failed to disassemble spv: %d", result_code);
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if (result->has_error()) {
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return result;
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} else {
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return nullptr;
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}
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}
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return result;
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}
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} // namespace spirv
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} // namespace gpu
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} // namespace xe
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