www.pudn.com > potemkin_sourceforPSP.rar > CPU.h

 
#pragma once 
 
#include "../Globals.h" 
 
#include "MemMap.h" 
#include "Core.h" 
 
enum 
{ 
	GPR_SIZE_32=0, 
	GPR_SIZE_64=1 
}; 
 
enum CPUType 
{ 
	CPUTYPE_OTHER=-1, 
	CPUTYPE_ARM7=1, 
	CPUTYPE_ARM9=2, 
	CPUTYPE_MIPSR4K=3, 
	CPUTYPE_SH4, 
}; 
 
class CPU 
{ 
public: 
	MemMap memMap; 
private: 
	u32 id; 
	//virtual functions - slower, only for IR interpreter and debugger 
	// DO NOT use in dynarec 
public: 
	virtual void SingleStep() {} 
	virtual void FastRun()  
	{	 
		//lame default implementation 
		while (coreState == CORE_RUNNING) 
		{ 
			SingleStep(); 
		} 
	} 
 
	virtual TCHAR *GetName() = 0; 
	virtual int GetNumGPRs() = 0;  
	virtual int GetGPRSize() = 0; //32 or 64 
	virtual u32 GetGPR32Value(int reg) {return 0;} 
	virtual u32 GetGPR64Value(int reg) {return 0;} 
	virtual void SetGPR32Value(int reg) {} 
	virtual void SetGPR64Value(int reg) {} 
	virtual u32 GetPC() = 0; 
	virtual void SetPC(u32 _pc) = 0; 
	virtual u32 GetLR() {return GetPC();} 
	virtual int GetInstructionSize() {return 4;} 
	virtual CPUType GetType() {return CPUTYPE_OTHER;} 
	virtual void DisAsm(u32 op, u32 pc, int align, char *out) {sprintf(out,"[%08x] UNKNOWN", op);} 
	//More stuff for debugger 
	virtual int GetNumCategories() {return 0;} 
	virtual int GetNumRegsInCategory(int cat) {return 0;} 
	virtual const TCHAR *GetCategoryName(int cat) {return 0;} 
	virtual const TCHAR *GetRegName(int cat, int index) {return 0;} 
	virtual void PrintRegValue(int cat, int index, char *out) 
	{ 
		sprintf(out,"%08x",GetGPR32Value(index)); 
	} 
	virtual u32 GetRegValue(int cat, int index) {return 0;} 
	virtual void SetRegValue(int cat, int index, u32 value) {} 
}; 
 
#define MAX_NUM_CPU 2 
 
 
extern CPU *cpus[MAX_NUM_CPU]; 
extern CPU *currentCPU; 
extern int numCPUs;