vpcompressb

Store Sparse Packed Byte Integer Values

VPCOMPRESSB m512 {k1}, zmm1

Compresses active bytes from ZMM to memory.

Details

The Store Sparse Packed Byte Integer Values instruction compresses active bytes from ZMM to memory.

Pseudocode Operation

// Compresses active bytes from ZMM to memory

Example

VPCOMPRESSB [rbp-64], zmm1

Encoding

Binary Layout
EVEX
+0
66
+4
0F
+5
38
+6
63
+7
 
Format EVEX
Opcode 66 0F 38 63
Extension AVX-512-VBMI2

Operands

  • dest
    Mem
  • src
    ZMM