Write NEON intrinsics using GitHub Copilot to improve Adler32 performance
Introduction
About NEON and Adler32
Create a C Version of Adler32
Create a test program
Create a Makefile
Build and run the test program
Create a NEON version of Adler32
Compare the NEON version to the standard C version of Adler32
Debug the NEON version to match the standard C version
Summarize the project with a README.md file
Other ideas for GitHub Copilot
Next Steps

  Log an issue

  Fork and edit

  Discuss on Discord

About this Learning Path

Skill level:  Introductory
Reading time:  45 min
Last updated:  29 Apr 2025
Skill level:
  Introductory
Reading time:
  45 min
Last updated:
  29 Apr 2025
Author:Jason Andrews, Arm
Arm IP:Neoverse Cortex-A
Tags: Performance and Architecture Linux GCC Runbook
Author:
  • Jason Andrews, Arm
Arm IP:
Neoverse Cortex-A
Tags:
Performance and Architecture Linux GCC Runbook

Who is this for?

This is an introductory topic for C/C++ developers who are interested in using GitHub Copilot to improve performance using NEON intrinsics.

What will you learn?

Upon completion of this learning path, you will be able to:

  • Use GitHub Copilot to write NEON intrinsics that accelerate the Adler32 checksum algorithm.

Prerequisites

Before starting, you will need the following:

  • An Arm computer running Linux with the GNU compiler (gcc) installed.
  • Visual Studio Code with the GitHub Copilot extension installed.
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