Nios® II Processor Reference Guide

ID 683836
Date 8/28/2023
Document Table of Contents

2.3.2. Custom Instructions

The Nios II architecture supports user-defined custom instructions. The Nios II ALU connects directly to custom instruction logic, enabling you to implement operations in hardware that are accessed and used exactly like native instructions.

Refer to "Custom Instruction Tab" in the Instantiating the Nios® II Processor chapter of the Nios® II Processor Reference Handbook for additional information.