CMP
r8/m8, r8
x86_64 X86_LEGACY BINARY source: asmjit
X86_CMP_X86_LEGACY_ONEBYTE_38_608876
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | 38 |
| opcode_map | ONEBYTE |
| mandatory_prefix | - |
| has_modrm | True |
| raw_encoding | [MR] 38 /r |
Operands (2)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | OP0 | REG | RW | EXPLICIT | |||
| 1 | REG0 | REG | GR8 | b | R | EXPLICIT | MODRM_REG |
Flag effects (6)
CF = WRITE
PF = WRITE
AF = WRITE
ZF = WRITE
SF = WRITE
OF = WRITE
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.