more MAME fixes, some optimization

[picodrive.git] / Pico / _cyclone_debug.c

#include "PicoInt.h"\r
\r
typedef unsigned char  u8;\r
\r
static unsigned int pppc, ops=0;\r
extern unsigned int lastread_a, lastread_d[16], lastwrite_cyc_d[16], lastwrite_mus_d[16];\r
extern int lrp_cyc, lrp_mus, lwp_cyc, lwp_mus;\r
unsigned int old_regs[16], old_sr, ppop;\r
\r
//static\r
void dumpPCandExit()\r
{\r
  char buff[128];\r
  int i;\r
\r
  m68k_disassemble(buff, pppc, M68K_CPU_TYPE_68000);\r
  dprintf("PC: %06x: %04x: %s", pppc, ppop, buff);\r
  for(i=0; i < 8; i++)\r
    dprintf("d%i=%08x, a%i=%08x | d%i=%08x, a%i=%08x", i, PicoCpu.d[i], i, PicoCpu.a[i], i, old_regs[i], i, old_regs[i+8]);\r
  dprintf("SR: %04x | %04x (??s? 0iii 000x nzvc)", CycloneGetSr(&PicoCpu), old_sr);\r
  dprintf("last_read: %08x @ %06x", lastread_d[--lrp_cyc&15], lastread_a);\r
  dprintf("ops done: %i", ops);\r
  exit(1);\r
}\r
\r
int CM_compareRun(int cyc)\r
{\r
  char *str;\r
  int cyc_done=0, cyc_cyclone, cyc_musashi, err=0;\r
  unsigned int i, mu_sr;\r
\r
  lrp_cyc = lrp_mus = 0;\r
\r
  while(cyc > cyc_done) {\r
    pppc = SekPc;\r
	ppop = m68k_read_disassembler_16(pppc);\r
	memcpy(old_regs, PicoCpu.d, 4*16);\r
	old_sr = CycloneGetSr(&PicoCpu);\r
\r
	PicoCpu.cycles=1;\r
    CycloneRun(&PicoCpu);\r
	cyc_cyclone=1-PicoCpu.cycles;\r
	cyc_musashi=m68k_execute(1);\r
\r
	if(cyc_cyclone != cyc_musashi) {\r
	  dprintf("cycles: %i vs %i", cyc_cyclone, cyc_musashi);\r
	  err=1;\r
	}\r
\r
	if(lrp_cyc != lrp_mus) {\r
	  dprintf("lrp: %i vs %i", lrp_cyc&15, lrp_mus&15);\r
	  err=1;\r
	}\r
\r
	if(lwp_cyc != lwp_mus) {\r
	  dprintf("lwp: %i vs %i", lwp_cyc&15, lwp_mus&15);\r
	  err=1;\r
	}\r
\r
	for(i=0; i < 16; i++) {\r
	  if(lastwrite_cyc_d[i] != lastwrite_mus_d[i]) {\r
	    dprintf("lastwrite: [%i]= %08x vs %08x", i, lastwrite_cyc_d[i], lastwrite_mus_d[i]);\r
 	    err=1;\r
		break;\r
	  }\r
	}\r
\r
	// compare PC\r
	if( SekPc != (m68ki_cpu.pc&0xffffff) ) {\r
	  dprintf("PC: %06x vs %06x", SekPc, m68ki_cpu.pc&0xffffff);\r
	  err=1;\r
	}\r
\r
#if 0\r
	if( SekPc > Pico.romsize || SekPc < 0x200 ) {\r
	  dprintf("PC out of bounds: %06x", SekPc);\r
	  err=1;\r
	}\r
#endif\r
\r
    // compare regs\r
	for(i=0; i < 16; i++) {\r
	  if(PicoCpu.d[i] != m68ki_cpu.dar[i]) {\r
	    str = (i < 8) ? "d" : "a";\r
	    dprintf("reg: %s%i: %08x vs %08x", str, i&7, PicoCpu.d[i], m68ki_cpu.dar[i]);\r
 	    err=1;\r
		break;\r
	  }\r
	}\r
\r
	// SR\r
	if((CycloneGetSr(&PicoCpu)) != (mu_sr = m68k_get_reg(NULL, M68K_REG_SR))) {\r
	  dprintf("SR: %04x vs %04x (??s? 0iii 000x nzvc)", CycloneGetSr(&PicoCpu), mu_sr);\r
	  err=1;\r
	}\r
\r
	// IRQl\r
	if(PicoCpu.irq != (m68ki_cpu.int_level>>8)) {\r
	  dprintf("IRQ: %i vs %i", PicoCpu.irq, (m68ki_cpu.int_level>>8));\r
	  err=1;\r
	}\r
\r
	// OSP/USP\r
	if(PicoCpu.osp != m68ki_cpu.sp[((mu_sr>>11)&4)^4]) {\r
	  dprintf("OSP: %06x vs %06x", PicoCpu.osp, m68ki_cpu.sp[0]);\r
	  err=1;\r
	}\r
\r
	// stopped\r
	if((PicoCpu.stopped && !m68ki_cpu.stopped) || (!PicoCpu.stopped && m68ki_cpu.stopped)) {\r
	  dprintf("stopped: %i vs %i", PicoCpu.stopped, m68ki_cpu.stopped);\r
	  err=1;\r
	}\r
\r
    if(err) dumpPCandExit();\r
\r
#if 0\r
    m68k_set_reg(M68K_REG_SR, ((mu_sr-1)&~0x2000)|(mu_sr&0x2000)); // broken\r
	CycloneSetSr(&PicoCpu, ((mu_sr-1)&~0x2000)|(mu_sr&0x2000));\r
    PicoCpu.stopped = m68ki_cpu.stopped = 0;\r
	if(SekPc > 0x400 && (PicoCpu.a[7] < 0xff0000 || PicoCpu.a[7] > 0xffffff)) \r
	  PicoCpu.a[7] = m68ki_cpu.dar[15] = 0xff8000;\r
#endif\r
\r
	cyc_done += cyc_cyclone;\r
	ops++;\r
  }\r
\r
  return cyc_done;\r
}\r