IN
REG0=XED_REG_AL:w:IMPL IMM0:r:b
x86_64 X86_LEGACY IO I86 source: xed
XED_IN_X86_LEGACY_ONEBYTE_E4_343459
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | E4 |
| opcode_map | ONEBYTE |
| mandatory_prefix | - |
| has_modrm | False |
| imm_size_bytes | 1 |
| attributes | BYTEOP NOTSX |
| cpl | 3 |
| raw_encoding | 0xE4 norex2_prefix UIMM8() |
Operands (2)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | (=AL) | w | W | IMPLICIT | MODRM_REG |
| 1 | IMM0 | IMM | b | R | EXPLICIT | IMM |
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.