knotb

NOT Mask Byte

KNOTB k1, k2

Bitwise NOT of 8-bit mask.

Details

The NOT Mask Byte instruction bitwise NOT of 8-bit mask.

Pseudocode Operation

// Bitwise NOT of 8-bit mask

Example

KNOTB k1, k2

Encoding

Binary Layout
EVEX
+0
0F
+4
44
+5
 
Format EVEX
Opcode 0F 44
Extension AVX-512DQ

Operands

  • dest
    AVX-512 opmask register (k0-k7)
  • src
    AVX-512 opmask register (k0-k7)