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Add MOVZX, MOVSX.

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This commit is contained in:
Thomas Harte 2022-03-07 16:25:44 -05:00
parent 7313c89dec
commit 7ea84d9a4e
1 changed files with 16 additions and 4 deletions
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20
InstructionSets/x86/Decoder.cpp
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@ -516,14 +516,26 @@ std::pair<int, typename Decoder<model>::InstructionT> Decoder<model>::decode(con
case 0xb3: RequiresMin(i80386); MemRegReg(BTR, MemReg_Reg, data_size_); break;
case 0xb4: RequiresMin(i80386); MemRegReg(LFS, Reg_MemReg, data_size_); break;
case 0xb5: RequiresMin(i80386); MemRegReg(LGS, Reg_MemReg, data_size_); break;
// TODO: 0xb6: MOVZX Gv, Eb
// TODO: 0xb7: MOVZX Gv, Ew
case 0xb6:
RequiresMin(i80386);
MemRegReg(MOVZX, Reg_MemReg, DataSize::Byte);
break;
case 0xb7:
RequiresMin(i80386);
MemRegReg(MOVZX, Reg_MemReg, DataSize::Word);
break;
// TODO: 0xba: Grp8 Ev, Ib
case 0xbb: RequiresMin(i80386); MemRegReg(BTC, MemReg_Reg, data_size_); break;
case 0xbc: RequiresMin(i80386); MemRegReg(BSF, MemReg_Reg, data_size_); break;
case 0xbd: RequiresMin(i80386); MemRegReg(BSR, MemReg_Reg, data_size_); break;
// TODO: 0xbe: MOVSX Gv, Eb
// TODO: 0xbf: MOVSX Gv, Ew
case 0xbe:
RequiresMin(i80386);
MemRegReg(MOVSX, Reg_MemReg, DataSize::Byte);
break;
case 0xbf:
RequiresMin(i80386);
MemRegReg(MOVSX, Reg_MemReg, DataSize::Word);
break;
}
}