MOVDIR64B
REG0=A_GPR_R():r MEM0:r:zd:u32 MEM1:w:SUPP:zd:u32 BASE1=A_GPR_R():r:SUPP
x86_64 X86_LEGACY MOVDIR APX_F_MOVDIR64B source: xed
XED_MOVDIR64B_GPRav_MEMu32_APX
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | F8 |
| opcode_map | ONEBYTE |
| mandatory_prefix | - |
| has_modrm | True |
| vex_l | 0 |
| requires_mode | long |
| attributes | DISP8_NO_SCALE REQUIRES_ALIGNMENT |
| exception_class | APX-EVEX-INT |
| cpl | 3 |
| raw_encoding | EVV 0xF8 V66 MAP4 MOD[mm] MOD!=3 REG[rrr] RM[nnn] MODRM() ND=0 NF=0 VL128 mode64 NOEVSR ZEROING=0 EVAPX() |
Operands (4)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | R | EXPLICIT | MODRM_REG | ||
| 1 | MEM0 | MEM | R | EXPLICIT | MODRM_RM | ||
| 2 | MEM1 | MEM | w | W | SUPPRESSED | MODRM_RM | |
| 3 | BASE1 | REG | R | SUPPRESSED |
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.