CCMPNZ
REG0=GPR8_B():r:b:i8 REG1=GPR8_R():r:b:i8
x86_64 X86_LEGACY APX APX_F_N3 source: xed
XED_CCMPNZ_GPR8i8_GPR8i8_DFV_APX_N3
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | 38 |
| opcode_map | ONEBYTE |
| mandatory_prefix | - |
| has_modrm | True |
| vex_l | 0 |
| requires_mode | long |
| attributes | BYTEOP DEFAULT_FLAGS |
| exception_class | APX-EVEX-CCMP |
| cpl | 3 |
| raw_encoding | EVV 0x38 VNP MAP4 MOD[0b11] MOD=3 UBIT=1 REG[rrr] RM[nnn] ND=0 SCC5 VL128 mode64 ZEROING=0 EVAPX_SCC() |
Operands (2)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | b | R | EXPLICIT | MODRM_REG | |
| 1 | REG1 | REG | b | R | EXPLICIT | MODRM_REG |
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.