Also check out Alyssa Rosenzweig's "Dissecting the Apple M1 GPU" series

- https://rosenzweig.io/blog/asahi-gpu-part-1.html, https://rosenzweig.io/blog/asahi-gpu-part-2.html, https://rosenzweig.io/blog/asahi-gpu-part-3.html

- https://rosenzweig.io/blog/asahi-gpu-part-4.html, https://rosenzweig.io/blog/asahi-gpu-part-5.html, https://rosenzweig.io/blog/asahi-gpu-part-6.html