gaytabasedysfun@treehouse.systems
Oct 14, 2026, 10:05 AM@flippac i mean, i think they knew how to do this https://github.com/m-mueller678/btree-cpp/blob/sigmod25/pext_bench/pext.cpp
but they could have gotten that information quicker from uops.info. they do benchmark on amd in the paper, but it's newer than zen 2 so not microcoded and obscenely slow.
