SNEZ

Set if Not Equal to Zero

SNEZ rd, rs

Sets rd to 1 if rs is not zero, otherwise 0.

Encoding

Binary Layout

0000000

31:25

rs2

24:20

00000011

19:12

rd

11:7

0110011

6:0

 

Format R-Type

Opcode 0x00003033

Extension Pseudo

Operands

• rd
  Destination register (integer)
• rs
  Source

Example

SNEZ x5, x10

// Sets x5 to 1 if x10 is non-zero.

Related

More in Pseudo

Reference

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

Description

SNEZ writes 1 to rd if rs1 is non-zero, and 0 otherwise. It is a pseudoinstruction for SLTU rd, x0, rs1.

Operation

R[rd] = (R[rs] != 0) ? 1 : 0;