shadPS4/src/core/jit/execution_engine.h
2025-12-09 02:59:51 +04:30

57 lines
1.5 KiB
C++

// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later
#pragma once
#include <memory>
#include "arm64_codegen.h"
#include "block_manager.h"
#include "common/singleton.h"
#include "common/types.h"
#include "register_mapping.h"
#include "x86_64_translator.h"
namespace Core::Jit {
class ExecutionEngine {
public:
ExecutionEngine();
~ExecutionEngine();
bool ExecuteBlock(VAddr ps4_address);
CodeBlock* TranslateBlock(VAddr ps4_address);
void InvalidateBlock(VAddr ps4_address);
void InvalidateRange(VAddr start, VAddr end);
bool IsJitCode(void* code_ptr) const;
VAddr GetPs4AddressForJitCode(void* code_ptr) const;
void Initialize();
void Shutdown();
bool IsInitialized() const {
return code_buffer != nullptr;
}
private:
CodeBlock* TranslateBasicBlock(VAddr start_address, size_t max_instructions = 100);
void* AllocateCodeBuffer(size_t size);
void LinkBlock(CodeBlock* block, VAddr target_address);
std::unique_ptr<BlockManager> block_manager;
std::unique_ptr<RegisterMapper> register_mapper;
std::unique_ptr<Arm64CodeGenerator> code_generator;
std::unique_ptr<X86_64Translator> translator;
void* code_buffer;
size_t code_buffer_size;
size_t code_buffer_used;
static constexpr size_t DEFAULT_CODE_BUFFER_SIZE = 64_MB;
friend class BlockManager;
};
using JitEngine = Common::Singleton<ExecutionEngine>;
} // namespace Core::Jit