rev32

Reverse Bytes in Words

REV32 <Xd>, <Xn>

Reverses bytes in each 32-bit word (64-bit op).

Details

The Reverse Bytes in Words instruction reverses bytes in each 32-bit word (64-bit op).

Pseudocode Operation

Xd ← byte-reverse of Xn

Example

REV32 x0, x1

Encoding

Binary Layout
11011010
110
00000
000010
Rn
Rd
 
Format Data Processing
Opcode 0xDAC00800
Extension Base

Operands

  • Xd
    Destination 64-bit integer register
  • Xn
    First source / base 64-bit integer register