Neil Henning personal blog

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. So for the code: __m128 test(const __m128 vec) { return…
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Jun 22, 2024Own Constant Folder in C/C++ by todsacerdoti166113

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