BEQZ

Branch if Equal to Zero

BEQZ rs, offset

Branches if the register is zero.

Encoding

Binary Layout

bimm12hi

31:25

00000

24:20

rs1

19:15

000

14:12

bimm12lo

11:7

1100011

6:0

 

Format B-Type

Opcode 0x00000063

Extension Pseudo

Operands

• rs
  Source
• offset
  Label

Example

BEQZ x10, exit

// Jump to exit if x10 is zero.

Related

More in Pseudo

Reference

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

Description

BEQZ branches to the target if rs1 equals zero. It is a pseudoinstruction for BEQ rs1, x0, offset.

Operation

if (R[rs] == 0) PC += offset;