Arm Barriers 101: Part #1: Getting started with barriers

Unlock the secrets of Arm Architecture barriers with Part 1 of our comprehensive training course. This deep dive is designed for software engineers working on Arm-based platforms, regardless of your experience level – from firmware to user-space applications. Whether you're new to Arm Barriers or a seasoned expert, this course will provide invaluable knowledge.

In this training, you'll discover:

• Understanding Weakly-Ordered Memory Models: Learn why Arm employs a weakly-ordered memory model and its implications for software development.
• Memory Access Ordering Rules: Master the rules governing when two memory accesses can be safely reordered.
• Implementing Barriers in Software: Gain practical skills in using barriers to manually enforce memory ordering and synchronization.
• Performance Optimization: Learn techniques to descope barriers and minimize their impact on system performance.

From Beginner to Expert: Our curriculum caters to all skill levels, providing a clear path from fundamental concepts to advanced techniques in Arm memory ordering.

How it Works: We go beyond surface-level explanations, providing a thorough understanding of Arm Barriers – explaining how they work and, crucially, why.

Learning by Doing: Reinforce your understanding with a hands-on workshop tackling real-world barrier scenarios. Test your knowledge with a 30-question multiple-choice quiz, complete with video walkthroughs for each question and answer.

Expert Instruction: This course is crafted and delivered by Ash Wilding, a recognized trainer and former lead technical trainer at Arm, with experience as a kernel engineer at both Amazon AWS and Apple. Master Arm Architecture and optimize your Arm-based system with our expert-led training.