gnuboy-for-dfi/cpu.h

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#ifndef __CPU_H__
#define __CPU_H__
#include "defs.h"
union reg
{
byte b[2][2];
word w[2];
un32 d; /* padding for alignment, carry */
};
struct cpu
{
union reg pc, sp, bc, de, hl, af;
int ime, ima;
int speed;
int halt;
int div, tim;
int lcdc;
int snd;
};
extern struct cpu cpu;
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void cpu_reset();
void div_advance(int cnt);
void timer_advance(int cnt);
void lcdc_advance(int cnt);
void sound_advance(int cnt);
void cpu_timers(int cnt);
int cpu_emulate(int cycles);
#endif