This is good :

“A Leap Year Check In Three Instructions”, Falk Hüffner (https://hueffner.de/falk/blog/a-leap-year-check-in-three-instructions.html).

Via HN: https://news.ycombinator.com/item?id=43999748

On Lobsters: https://lobste.rs/s/ybjgex/leap_year_check_three_instructions

http://compilers.iecc.com/comparch/article/25-05-012 Re: Paper: PR2: Peephole Raw Pointer Rewriting with LLMs for Translating C to Safer Rust #compilers

http://compilers.iecc.com/comparch/article/25-05-011 Re: Paper: PR2: Peephole Raw Pointer Rewriting with LLMs for Translating C to Safer Rust #compilers

Evolution of Rust compiler errors https://lobste.rs/s/ipfzdh #compilers #rust
https://kobzol.github.io/rust/rustc/2025/05/16/evolution-of-rustc-errors.html

A simple LLVM backend tutorial

https://github.com/optimisan/llvm-mips-backend

Discussions: https://discu.eu/q/https://github.com/optimisan/llvm-mips-backend

http://compilers.iecc.com/comparch/article/25-05-009 Re: Paper: PR2: Peephole Raw Pointer Rewriting with LLMs for Translating C to Safer Rust #compilers
http://compilers.iecc.com/comparch/article/25-05-010 Re: Paper: PR2: Peephole Raw Pointer Rewriting with LLMs for Translating C to Safer Rust #compilers

A leap year check in three instructions https://lobste.rs/s/ybjgex #c #compilers #formalmethods
https://hueffner.de/falk/blog/a-leap-year-check-in-three-instructions.html

http://compilers.iecc.com/comparch/article/25-05-008 Re: Paper: PR2: Peephole Raw Pointer Rewriting with LLMs for Translating C to Safer Rust #compilers

Speculation in JavaScriptCore

This post is all about speculative compilation, or just speculation for short, in the context of the JavaScriptCore virtual machine.

#compilers, #plt, #programming

ZJIT has been merged into Ruby

https://railsatscale.com/2025-05-14-merge-zjit/

Discussions: https://discu.eu/q/https://railsatscale.com/2025-05-14-merge-zjit/

One thing I'm learning is that writing detailed unit tests for a parser is incredibly important but also a huge hassle and a massive pain, and even less the fun part than with other types programs I've written

Now is there a bug or did I mess up the lovingly crafted vector of 60 tokens?

http://compilers.iecc.com/comparch/article/25-05-007 Re: Paper: PR2: Peephole Raw Pointer Rewriting with LLMs for Translating C to Safer Rust #compilers

http://compilers.iecc.com/comparch/article/25-05-006 Re: Paper: PR2: Peephole Raw Pointer Rewriting with LLMs for Translating C to Safer Rust #compilers

ZJIT has been merged into Ruby https://lobste.rs/s/w9eg2a #compilers #ruby
https://railsatscale.com/2025-05-14-merge-zjit/