PCLMULQDQ
xmm, xmm/m128, imm8
x86_64 X86_LEGACY PCLMULQDQ PCLMULQDQ source: asmjit
X86_PCLMULQDQ_X86_LEGACY_0F3A_44_147292
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | 44 |
| opcode_map | 0F3A |
| mandatory_prefix | 66 |
| has_modrm | True |
| imm_size_bytes | 1 |
| raw_encoding | [RM] 66 0F 3A 44 /r ib |
Operands (3)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | XMM | x | RW | EXPLICIT | MODRM_REG |
| 1 | OP1 | REG | R | EXPLICIT | |||
| 2 | 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.