VPEXTRB

MEM0:w:b REG0=XMM_R():r:dq:u8 IMM0:r:b REG0=VGPR32_B():w:d REG1=XMM_R():r:dq:u8 IMM0:r:b

x86_64 X86_LEGACY AVX512 AVX source: xed

XED_VPEXTRB_X86_LEGACY_ONEBYTE_14_87598

Encoding

encoding_kindX86_LEGACY
opcode_bytes14 14
opcode_mapONEBYTE
mandatory_prefix-
has_modrmTrue
vex_l0
imm_size_bytes1
exception_classavx-type-5
cpl3
raw_encodingVV1 0x14 VL128 V66 V0F3A NOVSR MOD[mm] MOD!=3 REG[rrr] RM[nnn] MODRM() UIMM8() VV1 0x14 VL128 V66 V0F3A NOVSR MOD[0b11] MOD=3 REG[rrr] RM[nnn] UIMM8()

Operands (6)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 MEM0 MEM w W EXPLICIT MODRM_RM
1 REG0 REG R EXPLICIT MODRM_REG
2 IMM0 IMM b R EXPLICIT IMM
3 REG1 REG w W EXPLICIT MODRM_REG
4 REG2 REG R EXPLICIT MODRM_REG
5 IMM1 IMM b R EXPLICIT IMM

Micro-ops sequence (0)

No micro-ops authored for this encoding. Emulator semantics not yet defined — decoder still works.