MFENCE
(no syntax)
x86_64 X86_LEGACY MISC SSE2 source: xed
XED_MFENCE_X86_LEGACY_0F_AE_59180
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | AE |
| opcode_map | 0F |
| mandatory_prefix | - |
| has_modrm | True |
| modrm.reg = /6 | /6 |
| attributes | IGNORES_OSFXSR |
| cpl | 3 |
| raw_encoding | 0x0F 0xAE MOD[0b11] MOD=3 REG[0b110] RM[nnn] no_refining_prefix |
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.