Lancern's Treasure Chest
20:17 · Jun 22, 2024 · Sat
Own Constant Folder in C/C++
https://www.neilhenning.dev/posts/yourownconstantfolder/
Neil Henning
Your Own Constant Folder in C/C++
I was talking with someone today that really really wanted the sqrtps to be used in some code they were writing. And because of a quirk with clang (still there as of clang 18.1.0), if you happened to use -ffast-math clang would butcher the use of the intrinsic.…
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