Summing ASCII encoded integers on Haswell at almost the speed of memcpy(blog.mattstuchlik.com)

114 points by iliekcomputers 2 years ago | 34 comments

Notes on debugging HotSpot's JIT compilation (2023)(jornvernee.github.io)

54 points by lichtenberger 2 years ago | 26 comments

A leap year check in three instructions(hueffner.de)

386 points by gnabgib 1 year ago | 130 comments

Blog post by Falk Hüffner explaining a leap year check for years 0–102499 using a multiply, mask, and compare in about three CPU instructions.

LLMs as Compilers(resync-games.com)

28 points by kadhirvelm 1 year ago | 38 comments

Compiling Rust Is Testing(kobzol.github.io)

50 points by ingve 2 years ago | 38 comments

Analyzing the codebase of Caffeine, a high performance caching library(adriacabeza.github.io)

246 points by synthc 1 year ago | 44 comments