This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug c/36041] Speed up builtin_popcountll
- From: "intvnut at gmail dot com" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 25 Apr 2008 00:36:26 -0000
- Subject: [Bug c/36041] Speed up builtin_popcountll
- References: <bug-36041-16111@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #1 from intvnut at gmail dot com 2008-04-25 00:36 -------
Created an attachment (id=15529)
--> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=15529&action=view)
Popcount sample implementations
These implementations are derived from insights in Henry S. Warren's Hacker's
Delight and Knuth's recent fascicle regarding boolean tips and tricks.
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36041