crc32x

CRC32 Doubleword

CRC32X <Wd>, <Wn>, <Xm>

Updates CRC32 checksum with a doubleword (64-bit).

Details

The CRC32 Doubleword instruction updates CRC32 checksum with a doubleword (64-bit).

Pseudocode Operation

// Updates CRC32 checksum with a doubleword (64-bit)

Example

CRC32X w0, w1, x2

Encoding

Binary Layout
10011010
110
Rm
010011
Rn
Rd
 
Format Data Processing
Opcode 0x9AC04C00
Extension CRC

Operands

  • Wd
    Destination 32-bit integer register
  • Wn
    Accumulator
  • Xm
    Data