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ft: decode last set of instructions

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Marco Thomas
2025-05-15 08:32:49 +09:00
parent fbec2ddad9
commit 8ff92c81b3
2 changed files with 30 additions and 0 deletions
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20
src/disasm.rs
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@@ -586,8 +586,15 @@ impl Disassembler {
0xC8..=0xC9 => return Err(DisasmError::OpcodeUndefined(opcode)),
0xCA => Mnemonic::RETF_Iw(self.parse_word()),
0xCB => Mnemonic::RETF,
0xCC => Mnemonic::INT(3),
0xCD => Mnemonic::INT(self.parse_byte()),
0xCE => Mnemonic::INTO,
0xCF => Mnemonic::IRET,
// Group 2
0xD0 => {
let (target, reg) = self.parse_modrm_byte(Operand::Byte(0));
@@ -606,6 +613,15 @@ impl Disassembler {
Self::modrm_reg_to_grp2_cl(reg, target)
}
0xD4 => Mnemonic::AAM(self.parse_byte()),
0xD5 => Mnemonic::AAD(self.parse_byte()),
0xD6 => return Err(DisasmError::OpcodeUndefined(opcode)),
0xD7 => Mnemonic::XLAT,
0xD8..=0xDF => return Err(DisasmError::OpcodeUndefined(opcode)),
0xE0 => Mnemonic::LOOPNZ(self.parse_byte() as IByte),
0xE1 => Mnemonic::LOOPZ(self.parse_byte() as IByte),
0xE2 => Mnemonic::LOOP(self.parse_byte() as IByte),
@@ -631,11 +647,15 @@ impl Disassembler {
0xEE => Mnemonic::OUT_ALDX,
0xEF => Mnemonic::OUT_AXDX,
0xF1 => return Err(DisasmError::OpcodeUndefined(opcode)),
0xF2 => Mnemonic::REPNZ,
0xF3 => Mnemonic::REPZ,
0xF4 => Mnemonic::HLT,
0xF5 => Mnemonic::CMC,
// Group 3
0xF6 => {
let (target, reg) = self.parse_modrm_byte(Operand::Word(0));