VBROADCASTSS
REG0=XMM_R():w:dq:f32 MEM0:r:d:f32 EMX_BROADCAST_1TO4_32 REG0=YMM_R():w:qq:f32 MEM0:r:d:f32 EMX_BROADCAST_1TO8_32
x86_64 X86_LEGACY BROADCAST AVX source: xed
XED_VBROADCASTSS_X86_LEGACY_ONEBYTE_18_191280
Encoding
| encoding_kind | X86_LEGACY |
| opcode_bytes | 18 18 |
| opcode_map | ONEBYTE |
| mandatory_prefix | - |
| has_modrm | True |
| vex_l | 1 |
| exception_class | avx-type-6 |
| cpl | 3 |
| raw_encoding | VV1 0x18 norexw_prefix VL128 V66 V0F38 NOVSR MOD[mm] MOD!=3 REG[rrr] RM[nnn] MODRM() VV1 0x18 norexw_prefix VL256 V66 V0F38 NOVSR MOD[mm] MOD!=3 REG[rrr] RM[nnn] MODRM() |
Operands (6)
| # | Role | Kind | Class / Reg | Width | Access | Visibility | Encoded in |
|---|---|---|---|---|---|---|---|
| 0 | REG0 | REG | w | W | EXPLICIT | MODRM_REG | |
| 1 | MEM0 | MEM | d | R | EXPLICIT | MODRM_RM | |
| 2 | EMX_BROADCAST_1TO4_32 | REG | R | EXPLICIT | |||
| 3 | REG1 | REG | w | W | EXPLICIT | MODRM_REG | |
| 4 | MEM1 | MEM | d | R | EXPLICIT | MODRM_RM | |
| 5 | EMX_BROADCAST_1TO8_32 | REG | R | EXPLICIT |
Micro-ops sequence (0)
No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.