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[Bug target/22152] Poor loop optimization when using mmx builtins
- From: "pinskia at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 22 Jun 2005 20:26:28 -0000
- Subject: [Bug target/22152] Poor loop optimization when using mmx builtins
- References: <20050622200552.22152.fjahanian@apple.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From pinskia at gcc dot gnu dot org 2005-06-22 20:26 -------
This comes down to PR 14552 and PR 19161. Since this is MMX code, it is very hard to get correct as
GCC does not currently output emms and vector code without you doing it which is what PR 19161 is
about. This is a target problem. Also see PR 22076.
--
What |Removed |Added
----------------------------------------------------------------------------
BugsThisDependsOn| |14552, 19161, 22076
Status|UNCONFIRMED |NEW
Component|rtl-optimization |target
Ever Confirmed| |1
Last reconfirmed|0000-00-00 00:00:00 |2005-06-22 20:26:23
date| |
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=22152