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| author | notaz | 2011-01-24 19:26:38 +0200 |
|---|---|---|
| committer | notaz | 2011-01-24 19:26:38 +0200 |
| commit | c7abc8640c52f63f655ba38585b37c8548527b63 (patch) | |
| tree | a6ff20be9aefaf14d917973c36105dceaba464cb /libpcsxcore | |
| parent | d7296e10805869f9772afc77d31ab4f7715e6e82 (diff) | |
| download | pcsx_rearmed-c7abc8640c52f63f655ba38585b37c8548527b63.tar.gz pcsx_rearmed-c7abc8640c52f63f655ba38585b37c8548527b63.tar.bz2 pcsx_rearmed-c7abc8640c52f63f655ba38585b37c8548527b63.zip | |
drc: fix COP2 decoding
Diffstat (limited to 'libpcsxcore')
| -rw-r--r-- | libpcsxcore/new_dynarec/new_dynarec.c | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/libpcsxcore/new_dynarec/new_dynarec.c b/libpcsxcore/new_dynarec/new_dynarec.c index 63e21e1..00b23ee 100644 --- a/libpcsxcore/new_dynarec/new_dynarec.c +++ b/libpcsxcore/new_dynarec/new_dynarec.c @@ -8128,19 +8128,20 @@ int new_recompile_block(int addr) #endif #ifdef PCSX case 0x12: strcpy(insn[i],"COP2"); type=NI; + // note: COP MIPS-1 encoding differs from MIPS32 op2=(source[i]>>21)&0x1f; - switch(op2) + if (source[i]&0x3f) { + if (gte_handlers[source[i]&0x3f]!=NULL) { + snprintf(insn[i], sizeof(insn[i]), "COP2 %x", source[i]&0x3f); + type=C2OP; + } + } + else switch(op2) { case 0x00: strcpy(insn[i],"MFC2"); type=COP2; break; case 0x02: strcpy(insn[i],"CFC2"); type=COP2; break; case 0x04: strcpy(insn[i],"MTC2"); type=COP2; break; case 0x06: strcpy(insn[i],"CTC2"); type=COP2; break; - default: - if (gte_handlers[source[i]&0x3f]!=NULL) { - snprintf(insn[i], sizeof(insn[i]), "COP2 %x", source[i]&0x3f); - type=C2OP; - } - break; } break; case 0x32: strcpy(insn[i],"LWC2"); type=C2LS; break; |