DEC
REG0=GPR8_B():rw
x86_64 X86_LEGACY BINARY I86 source: xed
XED_DEC_X86_LEGACY_ONEBYTE_FE_527058
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | FE |
| opcode_map | ONEBYTE |
| mandatory_prefix | - |
| has_modrm | True |
| modrm.reg = /1 | /1 |
| attributes | BYTEOP |
| cpl | 3 |
| raw_encoding | 0xFE MOD[0b11] MOD=3 REG[0b001] RM[nnn] |
Operands (1)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | RW | EXPLICIT | MODRM_REG |
Flag effects (5)
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.