I've run the same binaries compiled with gcc-13 (https://godbolt.org/z/qq5WrE8qx) on Intel i3-N305 3.8GHz and AMD Ryzen 7 3800X 3.9GHz PCs. This code uses VCL library (https://github.com/vectorclas...

There are similar older questions, but they are using intrinsics and old instruction sets. I have a function f written with C++ vector class library (https://www.agner.org/optimize/#vectorclass): i...

How can I create a library that will dynamically switch between SSE, AVX, and AVX2 code paths depending on the host processor/OS? I am using Agner Fog's VCL (Vector Class Library) and compiling wit...