Nios® II Processor Reference Guide

ID 683836
Date 10/22/2020
Public
Document Table of Contents

8.5.35. cmplt

Instruction compare less than signed
Operation

if ((signed) rA < (signed) rB)

then rC ←  1

else rC ←  0

Assembler Syntax

cmplt rC, rA, rB

Example

cmplt r6, r7, r8

Description

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

Usage

cmplt performs the signed < operation of the C programming language.

Exceptions

None

Instruction Type

R

Instruction Fields

A = Register index of operand rA

B = Register index of operand rB

C = Register index of operand rC

Bit Fields
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
A B C 0x10
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0x10 0 0x3a

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