Codegen Units in the Rust Compiler
nnethercote.github.io
nnethercote.github.io
The final version (which has a different title) is at https://nnethercote.github.io/2023/07/11/back-end-parallelis....
A HN post about the final version is at https://news.ycombinator.com/item?id=36675281.