AND
r16/m16, imm16
x86_64 X86_LEGACY LOGICAL source: asmjit
X86_AND_X86_LEGACY_ONEBYTE_81_29543
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | 81 |
| opcode_map | ONEBYTE |
| mandatory_prefix | 66 |
| has_modrm | True |
| modrm.reg = /4 | /4 |
| imm_size_bytes | 2 |
| attributes | LOCK,XACQREL |
| raw_encoding | [M ] 66 81 /4 iw |
Operands (2)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | OP0 | REG | RW | EXPLICIT | |||
| 1 | IMM0 | IMM | w | R | EXPLICIT | IMM |
Flag effects (6)
CF = SET_0
PF = WRITE
AF = UNDEFINED
ZF = WRITE
SF = WRITE
OF = SET_0
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.