mirror of
https://github.com/dolphin-emu/dolphin.git
synced 2025-07-07 22:48:10 +00:00
84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
// Copyright 2008 Dolphin Emulator Project
|
|
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
|
|
#pragma once
|
|
|
|
#include <string_view>
|
|
|
|
#include "Common/CommonTypes.h"
|
|
|
|
namespace Core
|
|
{
|
|
class CPUThreadGuard;
|
|
class System;
|
|
} // namespace Core
|
|
|
|
namespace PowerPC
|
|
{
|
|
enum class CoreMode;
|
|
}
|
|
|
|
class PPCSymbolDB;
|
|
|
|
namespace HLE
|
|
{
|
|
using HookFunction = void (*)(const Core::CPUThreadGuard&);
|
|
|
|
enum class HookType
|
|
{
|
|
None, // Do not hook the function
|
|
Start, // Hook the beginning of the function and execute the function afterwards
|
|
Replace, // Replace the function with the HLE version
|
|
};
|
|
|
|
enum class HookFlag
|
|
{
|
|
Generic, // Miscellaneous function
|
|
Debug, // Debug output function
|
|
Fixed, // An arbitrary hook mapped to a fixed address instead of a symbol
|
|
};
|
|
|
|
struct Hook
|
|
{
|
|
char name[128];
|
|
HookFunction function;
|
|
HookType type;
|
|
HookFlag flags;
|
|
};
|
|
|
|
struct TryReplaceFunctionResult
|
|
{
|
|
HookType type = HookType::None;
|
|
u32 hook_index = 0;
|
|
|
|
explicit operator bool() const { return type != HookType::None; }
|
|
};
|
|
|
|
void PatchFixedFunctions(Core::System& system);
|
|
void PatchFunctions(Core::System& system);
|
|
void Clear();
|
|
void Reload(Core::System& system);
|
|
|
|
void Patch(Core::System& system, u32 pc, std::string_view func_name);
|
|
u32 UnPatch(Core::System& system, std::string_view patch_name);
|
|
u32 UnpatchRange(Core::System& system, u32 start_addr, u32 end_addr);
|
|
void Execute(const Core::CPUThreadGuard& guard, u32 current_pc, u32 hook_index);
|
|
void ExecuteFromJIT(u32 current_pc, u32 hook_index, Core::System& system);
|
|
|
|
// Returns the HLE hook index of the address
|
|
u32 GetHookByAddress(u32 address);
|
|
// Returns the HLE hook index if the address matches the function start
|
|
u32 GetHookByFunctionAddress(PPCSymbolDB& ppc_symbol_db, u32 address);
|
|
const char* GetHookNameByIndex(u32 index);
|
|
HookType GetHookTypeByIndex(u32 index);
|
|
HookFlag GetHookFlagsByIndex(u32 index);
|
|
|
|
bool IsEnabled(HookFlag flag, PowerPC::CoreMode mode);
|
|
|
|
// Performs the backend-independent preliminary checking for whether a function
|
|
// can be HLEd. If it can be, the information needed for HLEing it is returned.
|
|
TryReplaceFunctionResult TryReplaceFunction(PPCSymbolDB& ppc_symbol_db, u32 address,
|
|
PowerPC::CoreMode mode);
|
|
|
|
} // namespace HLE
|