Nios® II Processor Reference Guide

ID 683836
Date 8/28/2023
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8.5.29. cmpgtu

Instruction compare greater than unsigned
Operation

if ((unsigned) rA > (unsigned) rB)

then rC ←  1

else rC  ←  0

Assembler Syntax

cmpgtu rC, rA, rB

Example

cmpgtu r6, r7, r8

Description

If rA > rB, then stores 1 to rC; otherwise stores 0 to rC.

Usage

cmpgtu performs the unsigned > operation of the C programming language.

Pseudo-instruction

cmpgtu is implemented with the cmpltu instruction by swapping its rA and rB operands.