diff options
Diffstat (limited to 'src/emu')
| -rw-r--r-- | src/emu/x64run660f.c | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/src/emu/x64run660f.c b/src/emu/x64run660f.c index a0f7f6ae..29f36fcd 100644 --- a/src/emu/x64run660f.c +++ b/src/emu/x64run660f.c @@ -357,7 +357,23 @@ uintptr_t Run660F(x64emu_t *emu, rex_t rex, uintptr_t addr) GX->sd[2+i] = EX->sd[i*2+0] - EX->sd[i*2+1]; } break; - + case 0x07: /* PHSUBSW Gx, Ex */ + nextop = F8; + GETEX(0); + GETGX; + for (int i=0; i<4; ++i) { + tmp32s = GX->sw[i*2+0] - GX->sw[i*2+1]; + GX->sw[i] = (tmp32s<-32768)?-32768:((tmp32s>32767)?32767:tmp32s); + } + if(GX == EX) { + GX->q[1] = GX->q[0]; + } else { + for (int i=0; i<4; ++i) { + tmp32s = EX->sw[i*2+0] - EX->sw[i*2+1]; + GX->sw[4+i] = (tmp32s<-32768)?-32768:((tmp32s>32767)?32767:tmp32s); + } + } + break; case 0x08: /* PSIGNB Gx, Ex */ nextop = F8; GETEX(0); |