Nios II Classic Processor Reference Guide

ID 683620
Date 10/28/2016
Public
Document Table of Contents

8.5.96. xor

Instruction bitwise logical exclusive or
Operation

rC ←  rA ^ rB

Assembler Syntax

xor rC, rA, rB

Example

xor r6, r7, r8

Description

Calculates the bitwise logical exclusive-or of rA and rB and stores the result in rC.

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 0x1e
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
0x1e 0 0x3a