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sh2 drc, debug stuff

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This commit is contained in:
kub 2021-03-21 22:55:21 +01:00
parent 28f83122ec
commit d5bc6ef7b5
1 changed files with 6 additions and 4 deletions
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10
cpu/sh2/compiler.c
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@ -207,6 +207,7 @@ static char sh2dasm_buff[64];
#if (DRC_DEBUG & (256|512|1024)) #if (DRC_DEBUG & (256|512|1024))
static SH2 csh2[2][8]; static SH2 csh2[2][8];
static FILE *trace[2]; static FILE *trace[2];
static int topen[2];
#endif #endif
static void REGPARM(3) *sh2_drc_log_entry(void *block, SH2 *sh2, u32 sr) static void REGPARM(3) *sh2_drc_log_entry(void *block, SH2 *sh2, u32 sr)
{ {
@ -217,12 +218,13 @@ static void REGPARM(3) *sh2_drc_log_entry(void *block, SH2 *sh2, u32 sr)
pdb_step(sh2, sh2->pc); pdb_step(sh2, sh2->pc);
#elif (DRC_DEBUG & 256) #elif (DRC_DEBUG & 256)
{ {
static SH2 fsh2;
int idx = sh2->is_slave; int idx = sh2->is_slave;
if (!trace[0]) { if (!trace[0] && !topen[0]++) {
trace[0] = fopen("pico.trace0", "wb"); trace[0] = fopen("pico.trace0", "wb");
trace[1] = fopen("pico.trace1", "wb"); trace[1] = fopen("pico.trace1", "wb");
} }
if (csh2[idx][0].pc != sh2->pc) { if (trace[idx] && csh2[idx][0].pc != sh2->pc) {
fwrite(sh2, offsetof(SH2, read8_map), 1, trace[idx]); fwrite(sh2, offsetof(SH2, read8_map), 1, trace[idx]);
fwrite(&sh2->pdb_io_csum, sizeof(sh2->pdb_io_csum), 1, trace[idx]); fwrite(&sh2->pdb_io_csum, sizeof(sh2->pdb_io_csum), 1, trace[idx]);
memcpy(&csh2[idx][0], sh2, offsetof(SH2, poll_cnt)+4); memcpy(&csh2[idx][0], sh2, offsetof(SH2, poll_cnt)+4);
@ -233,11 +235,11 @@ static void REGPARM(3) *sh2_drc_log_entry(void *block, SH2 *sh2, u32 sr)
{ {
static SH2 fsh2; static SH2 fsh2;
int idx = sh2->is_slave; int idx = sh2->is_slave;
if (!trace[0]) { if (!trace[0] && !topen[0]++) {
trace[0] = fopen("pico.trace0", "rb"); trace[0] = fopen("pico.trace0", "rb");
trace[1] = fopen("pico.trace1", "rb"); trace[1] = fopen("pico.trace1", "rb");
} }
if (csh2[idx][0].pc != sh2->pc) { if (trace[idx] && csh2[idx][0].pc != sh2->pc) {
if (!fread(&fsh2, offsetof(SH2, read8_map), 1, trace[idx]) || if (!fread(&fsh2, offsetof(SH2, read8_map), 1, trace[idx]) ||
!fread(&fsh2.pdb_io_csum, sizeof(sh2->pdb_io_csum), 1, trace[idx])) { !fread(&fsh2.pdb_io_csum, sizeof(sh2->pdb_io_csum), 1, trace[idx])) {
printf("trace eof at %08lx\n",ftell(trace[idx])); printf("trace eof at %08lx\n",ftell(trace[idx]));