Supermodel/Src/Debugger/CPU/PPCDebug.h
2016-04-11 03:39:19 +00:00

118 lines
2.7 KiB
C++

/**
** Supermodel
** A Sega Model 3 Arcade Emulator.
** Copyright 2011 Bart Trzynadlowski, Nik Henson
**
** This file is part of Supermodel.
**
** Supermodel is free software: you can redistribute it and/or modify it under
** the terms of the GNU General Public License as published by the Free
** Software Foundation, either version 3 of the License, or (at your option)
** any later version.
**
** Supermodel is distributed in the hope that it will be useful, but WITHOUT
** ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
** FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
** more details.
**
** You should have received a copy of the GNU General Public License along
** with Supermodel. If not, see <http://www.gnu.org/licenses/>.
**/
/*
* PPCDebug.h
*/
#ifdef SUPERMODEL_DEBUGGER
#ifndef INCLUDED_PPCDEBUG_H
#define INCLUDED_PPCDEBUG_H
#include "Debugger/CPUDebug.h"
#include "CPU/Bus.h"
#include "Types.h"
#define PPCSPECIAL_LR 0
#define PPCSPECIAL_FPSCR 1
#define PPCSPECIAL_MSR 2
namespace Debugger
{
/*
* CCPUDebug implementation for the PowerPC PPC603 emulator.
*/
class CPPCDebug : public CCPUDebug, public ::IBus
{
private:
char m_crNames[32][5];
char m_gprNames[32][4];
char m_fprNames[32][4];
::IBus *m_bus;
UINT8 m_irqState;
public:
CPPCDebug(const char *name);
virtual ~CPPCDebug();
// CCPUDebug methods
void AttachToCPU();
::IBus *AttachBus(::IBus *bus);
void DetachFromCPU();
::IBus *DetachBus();
void CheckException(UINT16 exCode);
UINT32 GetResetAddr();
bool UpdatePC(UINT32 pc);
bool ForceException(CException *ex);
bool ForceInterrupt(CInterrupt *in);
UINT64 ReadMem(UINT32 addr, unsigned dataSize);
bool WriteMem(UINT32 addr, unsigned dataSize, UINT64 data);
int Disassemble(UINT32 addr, char *mnemonic, char *operands);
EOpFlags GetOpFlags(UINT32 addr, UINT32 opcode);
bool GetJumpAddr(UINT32 addr, UINT32 opcode, UINT32 &jumpAddr);
bool GetJumpRetAddr(UINT32 addr, UINT32 opcode, UINT32 &retAddr);
bool GetReturnAddr(UINT32 addr, UINT32 opcode, UINT32 &retAddr);
bool GetHandlerAddr(CException *ex, UINT32 &handlerAddr);
bool GetHandlerAddr(CInterrupt *in, UINT32 &handlerAddr);
// IBus methods
UINT8 Read8(UINT32 addr);
UINT16 Read16(UINT32 addr);
UINT32 Read32(UINT32 addr);
UINT64 Read64(UINT32 addr);
void Write8(UINT32 addr, UINT8 data);
void Write16(UINT32 addr, UINT16 data);
void Write32(UINT32 addr, UINT32 data);
void Write64(UINT32 addr, UINT64 data);
};
}
#endif // INCLUDED_PPCDEBUG_H
#endif // SUPERMODEL_DEBUGGER