SM3P0

SM3 P0 Transformation

SM3P0 rd, rs1

Performs the P0 permutation for the SM3 hash algorithm.

Encoding

Binary Layout

000100001000

31:20

rs1

19:15

001

14:12

rd

11:7

0010011

6:0

 

Format R-Type

Opcode 0x10801013

Extension Zksh

Operands

• rd
  Destination register (integer)
• rs1
  Source register 1 (integer)

Example

SM3P0 t0, a0

Related

More in Zksh

Reference

View in RISC-V Unprivileged ISA Specification ↗ RISC-V ISA Manual

Description

SM3P0 applies the SM3 P0 permutation function to rs1 and writes to rd. Used in the key schedule and compression function of the Chinese SM3 hash algorithm.

Operation

rd = P0(rs1);