diff options
| author | iximeow <me@iximeow.net> | 2026-03-09 16:36:00 +0000 |
|---|---|---|
| committer | iximeow <me@iximeow.net> | 2026-05-25 00:59:27 +0000 |
| commit | 8a2dd6bcf37a3ebb43e2153a306cf0250637c116 (patch) | |
| tree | 44530b543f6718a6c709abf7c35f431f053beea8 /src/real_mode | |
| parent | 63582532b8014d59117a8929afd1f7725bc1b469 (diff) | |
pushf, popf, enter, leave, xlat all have implicit memory access
also add "is_masked" to operand spec
Diffstat (limited to 'src/real_mode')
| -rw-r--r-- | src/real_mode/mod.rs | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/src/real_mode/mod.rs b/src/real_mode/mod.rs index 42a0b03..c11cf00 100644 --- a/src/real_mode/mod.rs +++ b/src/real_mode/mod.rs @@ -409,6 +409,9 @@ impl OperandSpec { fn is_memory(&self) -> bool { (*self as u8) & 0x80 != 0 } + fn is_masked(&self) -> bool { + (*self as u8) & 0x40 != 0 + } } /// an `avx512` merging mode. /// @@ -6482,8 +6485,15 @@ fn read_operands< instruction.mem_size = 2; } else if instruction.opcode == Opcode::RETF { instruction.mem_size = 4; + } else if instruction.opcode == Opcode::POPF { + instruction.mem_size = 2; + } else if instruction.opcode == Opcode::PUSHF { + instruction.mem_size = 2; + } else if instruction.opcode == Opcode::LEAVE { + instruction.mem_size = 2; + } else if instruction.opcode == Opcode::XLAT { + instruction.mem_size = 1; } - // TODO: leave? instruction.operands[0] = OperandSpec::Nothing; instruction.operand_count = 0; return Ok(()); @@ -7032,6 +7042,8 @@ fn read_operands< instruction.imm = read_num(words, 1)? as u32; instruction.operands[0] = OperandSpec::ImmInDispField; instruction.operands[1] = OperandSpec::ImmU8; + // because there is an implied push of the adjusted base pointer + instruction.mem_size = 2; instruction.operand_count = 2; } OperandCase::Fw => { |