129 lines
4.6 KiB
C++
129 lines
4.6 KiB
C++
// SPDX-FileCopyrightText: Copyright 2020 yuzu Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include <cstring>
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#include <fstream>
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#include <optional>
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#include <span>
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#include <boost/container_hash/hash.hpp>
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#include <fstream>
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#include "common/assert.h"
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#include "common/fs/fs.h"
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#include "common/fs/path_util.h"
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#include "common/settings.h"
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#include "video_core/engines/maxwell_3d.h"
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#include "video_core/macro/macro.h"
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#include "video_core/macro/macro_hle.h"
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#include "video_core/macro/macro_interpreter.h"
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#ifdef ARCHITECTURE_x86_64
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#include "video_core/macro/macro_jit_x64.h"
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#endif
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namespace Tegra {
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static void Dump(u64 hash, std::span<const u32> code) {
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const auto base_dir{Common::FS::GetYuzuPath(Common::FS::YuzuPath::DumpDir)};
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const auto macro_dir{base_dir / "macros"};
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if (!Common::FS::CreateDir(base_dir) || !Common::FS::CreateDir(macro_dir)) {
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LOG_ERROR(Common_Filesystem, "Failed to create macro dump directories");
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return;
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}
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const auto name{macro_dir / fmt::format("{:016x}.macro", hash)};
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std::fstream macro_file(name, std::ios::out | std::ios::binary);
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if (!macro_file) {
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LOG_ERROR(Common_Filesystem, "Unable to open or create file at {}",
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Common::FS::PathToUTF8String(name));
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return;
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}
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macro_file.write(reinterpret_cast<const char*>(code.data()), code.size_bytes());
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}
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MacroEngine::MacroEngine(Engines::Maxwell3D& maxwell3d_)
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: hle_macros{std::make_unique<Tegra::HLEMacro>(maxwell3d_)}, maxwell3d{maxwell3d_} {}
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MacroEngine::~MacroEngine() = default;
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void MacroEngine::AddCode(u32 method, u32 data) {
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uploaded_macro_code[method].push_back(data);
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}
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void MacroEngine::ClearCode(u32 method) {
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macro_cache.erase(method);
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uploaded_macro_code.erase(method);
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}
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void MacroEngine::Execute(u32 method, const std::vector<u32>& parameters) {
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auto compiled_macro = macro_cache.find(method);
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if (compiled_macro != macro_cache.end()) {
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const auto& cache_info = compiled_macro->second;
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if (cache_info.has_hle_program) {
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cache_info.hle_program->Execute(parameters, method);
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} else {
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maxwell3d.RefreshParameters();
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cache_info.lle_program->Execute(parameters, method);
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}
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} else {
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// Macro not compiled, check if it's uploaded and if so, compile it
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std::optional<u32> mid_method;
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const auto macro_code = uploaded_macro_code.find(method);
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if (macro_code == uploaded_macro_code.end()) {
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for (const auto& [method_base, code] : uploaded_macro_code) {
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if (method >= method_base && (method - method_base) < code.size()) {
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mid_method = method_base;
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break;
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}
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}
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if (!mid_method.has_value()) {
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ASSERT_MSG(false, "Macro 0x{0:x} was not uploaded", method);
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return;
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}
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}
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auto& cache_info = macro_cache[method];
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if (!mid_method.has_value()) {
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cache_info.lle_program = Compile(macro_code->second);
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cache_info.hash = boost::hash_value(macro_code->second);
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if (Settings::values.dump_macros) {
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Dump(cache_info.hash, macro_code->second);
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}
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} else {
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const auto& macro_cached = uploaded_macro_code[mid_method.value()];
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const auto rebased_method = method - mid_method.value();
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auto& code = uploaded_macro_code[method];
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code.resize(macro_cached.size() - rebased_method);
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std::memcpy(code.data(), macro_cached.data() + rebased_method,
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code.size() * sizeof(u32));
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cache_info.hash = boost::hash_value(code);
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cache_info.lle_program = Compile(code);
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if (Settings::values.dump_macros) {
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Dump(cache_info.hash, code);
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}
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}
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if (auto hle_program = hle_macros->GetHLEProgram(cache_info.hash)) {
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cache_info.has_hle_program = true;
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cache_info.hle_program = std::move(hle_program);
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cache_info.hle_program->Execute(parameters, method);
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} else {
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maxwell3d.RefreshParameters();
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cache_info.lle_program->Execute(parameters, method);
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}
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}
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}
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std::unique_ptr<MacroEngine> GetMacroEngine(Engines::Maxwell3D& maxwell3d) {
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if (Settings::values.disable_macro_jit) {
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return std::make_unique<MacroInterpreter>(maxwell3d);
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}
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#ifdef ARCHITECTURE_x86_64
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return std::make_unique<MacroJITx64>(maxwell3d);
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#else
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return std::make_unique<MacroInterpreter>(maxwell3d);
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#endif
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}
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} // namespace Tegra
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