This is the mail archive of the
gcc-bugs@gcc.gnu.org
mailing list for the GCC project.
[Bug rtl-optimization/19078] [4.0 Regression] Poor quality code after loop unrolling.
- From: "cvs-commit at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 25 Dec 2004 22:54:03 -0000
- Subject: [Bug rtl-optimization/19078] [4.0 Regression] Poor quality code after loop unrolling.
- References: <20041219105831.19078.chris@bubblescope.net>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2004-12-25 22:54 -------
Subject: Bug 19078
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: rakdver@gcc.gnu.org 2004-12-25 22:53:55
Modified files:
gcc : ChangeLog tree-ssa-loop-ivopts.c
Log message:
PR rtl-optimization/19078
* tree-ssa-loop-ivopts.c (determine_use_iv_cost_generic,
determine_use_iv_cost_outer): Fix computing of cost for the original
bivs.
(dump_use): Handle case related_cands == NULL.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.6955&r2=2.6956
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-ssa-loop-ivopts.c.diff?cvsroot=gcc&r1=2.38&r2=2.39
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=19078