Article URL: https://github.com/WojciechMula/sse-popcount Comments URL: https://news.ycombinator.com/item?id=47798218 Points: 1 # Comments: 0
Article URL: https://github.com/WojciechMula/sse-popcount
Comments URL: https://news.ycombinator.com/item?id=47798218
Sample programs for my article http://0x80.pl/articles/sse-popcount.html
Daniel Lemire, Nathan Kurz and I published an article Faster Population Counts using AVX2 Instructions .
Subdirectory original contains code from 2008 --- it is 32-bit and GCC-centric. The root directory contains fresh C++11 code, written with intrinsics and tested on 64-bit machines.
Type make help to find out details. To run the default target benchmark simply type make .
The subdirectory results contains performance results from various computers. If you can, please contribute.