VPMOVSDB

REG0=XMM_B3():w:dq:i8 REG1=MASK1():r:mskw:TXT=ZEROSTR REG2=ZMM_R3():r:zi32

x86_64 X86_LEGACY DATAXFER AVX512F_512 source: xed

XED_VPMOVSDB_XMMi8_MASKmskw_ZMMi32_AVX512

Encoding

encoding_kindX86_LEGACY
opcode_bytes21
opcode_mapONEBYTE
mandatory_prefix-
has_modrmTrue
vex_l2
attributesMASKOP_EVEX
exception_classAVX512-E6NF
cpl3
raw_encodingEVV 0x21 VF3 V0F38 MOD[0b11] MOD=3 BCRC=0 UBIT=1 REG[rrr] RM[nnn] VL512 W0 NOEVSR

Operands (3)

# Role Kind Class / Reg Width Access Visibility Encoded in
0 REG0 REG w W EXPLICIT MODRM_REG
1 REG1 REG R EXPLICIT MODRM_REG
2 REG2 REG R EXPLICIT MODRM_REG

Micro-ops sequence (0)

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