fceux/x6502struct.h

28 lines
947 B
C
Raw Normal View History

#ifndef _X6502STRUCTH
#define _X6502STRUCTH
typedef struct __X6502 {
int32 tcount; /* Temporary cycle counter */
uint16 PC; /* I'll change this to uint32 later... */
/* I'll need to AND PC after increments to 0xFFFF */
/* when I do, though. Perhaps an IPC() macro? */
uint8 A,X,Y,S,P,mooPI;
uint8 jammed;
int32 count;
uint32 IRQlow; /* Simulated IRQ pin held low(or is it high?).
And other junk hooked on for speed reasons.*/
uint8 DB; /* Data bus "cache" for reads from certain areas */
int preexec; /* Pre-exec'ing for debug breakpoints. */
#ifdef FCEUDEF_DEBUGGER
void (*CPUHook)(struct __X6502 *);
uint8 (*ReadHook)(struct __X6502 *, unsigned int);
void (*WriteHook)(struct __X6502 *, unsigned int, uint8);
#endif
} X6502;
#endif