KNOTW

REG0=MASK_R():w:mskw REG1=MASK_B():r:mskw

x86_64 X86_LEGACY KMASK AVX512F_KOPW source: xed

XED_KNOTW_MASKmskw_MASKmskw_AVX512

Encoding

encoding_kindX86_LEGACY
opcode_bytes44
opcode_mapONEBYTE
mandatory_prefix-
has_modrmTrue
vex_l0
attributesKMASK
exception_classAVX512-K20
cpl3
raw_encodingVV1 0x44 VNP V0F MOD[0b11] MOD=3 REG[rrr] RM[nnn] VL128 W0 NOVSR

Operands (2)

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

Micro-ops sequence (0)

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