OUT
dx, ax
x86_64 X86_LEGACY IO source: asmjit
X86_OUT_X86_LEGACY_ONEBYTE_EF_941921
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | EF |
| opcode_map | ONEBYTE |
| mandatory_prefix | 66 |
| has_modrm | False |
| raw_encoding | 66 EF |
Operands (2)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | (=DX) | w | RW | IMPLICIT | |
| 1 | REG1 | REG | (=AX) | w | R | IMPLICIT |
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.