vpshldd

Packed Shift Left Double Concatenate

VPSHLDD zmm1 {k1}, zmm2, zmm3/m512, imm8

Funnel shift left of doublewords.

Details

The Packed Shift Left Double Concatenate instruction funnel shift left of doublewords.

Pseudocode Operation

// Funnel shift left of doublewords

Example

VPSHLDD zmm1, zmm2, zmm3/m512, 3

Encoding

Binary Layout
EVEX
+0
66
+4
0F
+5
3A
+6
71
+7
 
Format EVEX
Opcode 66 0F 3A 71
Extension AVX-512-VBMI2

Operands

  • dest
    ZMM
  • src1
    ZMM
  • src2
    ZMM/Mem
  • cnt
    Imm