RaySollium99/picodrive
1
0
Fork 0
mirror of https://github.com/RaySollium99/picodrive.git synced 2025-09-05 15:27:46 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

sh2 drc, debug stuff

Browse source
This commit is contained in:
kub 2021-04-21 21:18:45 +02:00
parent f7615fc283
commit 7fe2d3d33f
1 changed files with 27 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

30
cpu/sh2/compiler.c
View file

@ -203,19 +203,35 @@ static char sh2dasm_buff[64];
(ulong)(sh2)->poll_addr, (sh2)->poll_cycles, (sh2)->poll_cnt); \ (ulong)(sh2)->poll_addr, (sh2)->poll_cycles, (sh2)->poll_cnt); \
} }
#if (DRC_DEBUG & (8|256|512|1024)) || defined(PDB)
#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]; static int topen[2];
#endif #endif
#if (DRC_DEBUG & 8)
static u32 lastpc, lastcnt;
static void *lastblock;
#endif
#if (DRC_DEBUG & (8|256|512|1024)) || defined(PDB)
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)
{ {
if (block != NULL) { if (block != NULL) {
dbg(8, "= %csh2 enter %08x %p, c=%d", sh2->is_slave ? 's' : 'm',
sh2->pc, block, (signed int)sr >> 12);
#if defined PDB #if defined PDB
dbg(8, "= %csh2 enter %08x %p, c=%d", sh2->is_slave?'s':'m',
sh2->pc, block, (signed int)sr >> 12);
pdb_step(sh2, sh2->pc); pdb_step(sh2, sh2->pc);
#elif (DRC_DEBUG & 8)
if (lastpc != sh2->pc) {
if (lastcnt)
dbg(8, "= %csh2 enter %08x %p (%d times), c=%d", sh2->is_slave?'s':'m',
lastpc, lastblock, lastcnt, (signed int)sr >> 12);
dbg(8, "= %csh2 enter %08x %p, c=%d", sh2->is_slave?'s':'m',
sh2->pc, block, (signed int)sr >> 12);
lastpc = sh2->pc;
lastblock = block;
lastcnt = 0;
} else
lastcnt++;
#elif (DRC_DEBUG & 256) #elif (DRC_DEBUG & 256)
{ {
static SH2 fsh2; static SH2 fsh2;
@ -5661,6 +5677,9 @@ int sh2_execute_drc(SH2 *sh2c, int cycles)
// others are usual SH2 flags // others are usual SH2 flags
sh2c->sr &= 0x3f3; sh2c->sr &= 0x3f3;
sh2c->sr |= cycles << 12; sh2c->sr |= cycles << 12;
#if (DRC_DEBUG & 8)
lastpc = lastcnt = 0;
#endif
sh2c->state |= SH2_IN_DRC; sh2c->state |= SH2_IN_DRC;
sh2_drc_entry(sh2c); sh2_drc_entry(sh2c);
@ -5670,6 +5689,11 @@ int sh2_execute_drc(SH2 *sh2c, int cycles)
ret_cycles = (int32_t)sh2c->sr >> 12; ret_cycles = (int32_t)sh2c->sr >> 12;
if (ret_cycles > 0) if (ret_cycles > 0)
dbg(1, "warning: drc returned with cycles: %d, pc %08x", ret_cycles, sh2c->pc); dbg(1, "warning: drc returned with cycles: %d, pc %08x", ret_cycles, sh2c->pc);
#if (DRC_DEBUG & 8)
if (lastcnt)
dbg(8, "= %csh2 enter %08x %p (%d times), c=%d", sh2c->is_slave?'s':'m',
lastpc, lastblock, lastcnt, (signed int)sh2c->sr >> 12);
#endif
sh2c->sr &= 0x3f3; sh2c->sr &= 0x3f3;
return ret_cycles; return ret_cycles;