diff options
Diffstat (limited to 'src/emu')
| -rw-r--r-- | src/emu/x64run0f.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/src/emu/x64run0f.c b/src/emu/x64run0f.c index d81a9d12..d1ae6ff8 100644 --- a/src/emu/x64run0f.c +++ b/src/emu/x64run0f.c @@ -178,11 +178,17 @@ uintptr_t Run0F(x64emu_t *emu, rex_t rex, uintptr_t addr, int *step) nextop = F8; GETED(0); switch((nextop>>3)&7) { + case 0: //PREFETCH? + __builtin_prefetch((void*)ED, 0, 0); + break; case 1: //PREFETCHW __builtin_prefetch((void*)ED, 1, 0); break; - default: //??? - return 0; + case 2: //PREFETCHWT1 + __builtin_prefetch((void*)ED, 1, 0); + break; + default: //NOP + break; } break; case 0x0E: /* FEMMS */ |