crc32h

Cyclic Redundancy Check 32-bit Halfword

crc32h RA, RS

Accumulates a CRC32 checksum using the low halfword of RS.

Details

The Cyclic Redundancy Check 32-bit Halfword instruction accumulates a CRC32 checksum using the low halfword of RS.

Pseudocode Operation

// Accumulates a CRC32 checksum using the low halfword of RS

Example

crc32h r4, r3

Encoding

Binary Layout
31
0
RS
6
RA
11
0
16
586
21
/
31
 
Format X-form
Opcode 0x7C00024A
Extension Base

Operands

  • RA
    Target/Accumulator
  • RS
    Data