VPSHLDVW

REG0=ZMM_R3():rw:zu16 REG1=MASK1():r:mskw:TXT=ZEROSTR REG2=ZMM_N3():r:zu16 MEM0:r:zd:u16

x86_64 X86_LEGACY VBMI2 AVX512_VBMI2_512 source: xed

XED_VPSHLDVW_ZMMu16_MASKmskw_ZMMu16_MEMu16_AVX512

Encoding

encoding_kindX86_LEGACY
opcode_bytes70
opcode_mapONEBYTE
mandatory_prefix-
has_modrmTrue
vex_l2
attributesMEMORY_FAULT_SUPPRESSION MASKOP_EVEX DISP8_FULLMEM
exception_classAVX512-E4
cpl3
raw_encodingEVV 0x70 V66 V0F38 MOD[mm] MOD!=3 UBIT=1 REG[rrr] RM[nnn] BCRC=0 MODRM() VL512 W1 ESIZE_16_BITS() NELEM_FULLMEM()

Operands (4)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 REG0 REG RW EXPLICIT MODRM_REG
1 REG1 REG R EXPLICIT MODRM_REG
2 REG2 REG R EXPLICIT MODRM_REG
3 MEM0 MEM R EXPLICIT MODRM_RM

Micro-ops sequence (0)

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