diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/emu/x64run66.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/src/emu/x64run66.c b/src/emu/x64run66.c index 9e41b931..83e9720d 100644 --- a/src/emu/x64run66.c +++ b/src/emu/x64run66.c @@ -30,6 +30,7 @@ int Run66(x64emu_t *emu, rex_t rex) { uint8_t opcode; uint8_t nextop; + uint8_t tmp8u; int32_t tmp32s; reg64_t *oped, *opgd; @@ -37,6 +38,22 @@ int Run66(x64emu_t *emu, rex_t rex) switch(opcode) { + case 0xC1: /* GRP2 Ew,Ib */ + nextop = F8; + GETEW; + tmp8u = F8 /*& 0x1f*/; + switch((nextop>>3)&7) { + case 0: EW->word[0] = rol16(emu, EW->word[0], tmp8u); break; + case 1: EW->word[0] = ror16(emu, EW->word[0], tmp8u); break; + case 2: EW->word[0] = rcl16(emu, EW->word[0], tmp8u); break; + case 3: EW->word[0] = rcr16(emu, EW->word[0], tmp8u); break; + case 4: + case 6: EW->word[0] = shl16(emu, EW->word[0], tmp8u); break; + case 5: EW->word[0] = shr16(emu, EW->word[0], tmp8u); break; + case 7: EW->word[0] = sar16(emu, EW->word[0], tmp8u); break; + } + break; + case 0xC7: /* MOV Ew,Iw */ nextop = F8; GETEW; |