This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug rtl-optimization/17236] inefficient code for long long multiply on x86
- From: "bonzini at gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 20 Dec 2007 13:53:05 -0000
- Subject: [Bug rtl-optimization/17236] inefficient code for long long multiply on x86
- References: <bug-17236-1008@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #27 from bonzini at gnu dot org 2007-12-20 13:53 -------
I screwed up so I have to rerun most of SPECfp2000, but the results seem a
wash. Anybody can fire the patch I'll attach soon on a wide range of machines?
--
Bug 17236 depends on bug 6585, which changed state.
Bug 6585 Summary: Redundant store/load instruction pairs on ix86
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=6585
What |Old Value |New Value
----------------------------------------------------------------------------
Status|RESOLVED |ASSIGNED
Resolution|DUPLICATE |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=17236