VREV8.V

Vector Reverse 8

VREV8.V vd, vs2, vm

Reverses the order of bytes within each element (Endian swap).

Details

Reverses the bit or byte order within each vector element.

Pseudocode Operation

foreach(i < vl): vd[i] = bswap(vs2[i]);

Example

VREV8.V v1, v4, v0.t

Encoding

Binary Layout
010010
31:26
vm
25
vs2
24:20
01001
19:15
010
14:12
vd
11:7
1010111
6:0
 
Format OPIVV
Opcode 0x57
Extension Zvbb

Operands

  • vd
    Destination vector register
  • vs2
    Source vector register 2