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[Bug optimization/12799] [3.4 regression] faulty mov->add change clobbers the CC register
- 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: 2 Nov 2003 08:32:49 -0000
- Subject: [Bug optimization/12799] [3.4 regression] faulty mov->add change clobbers the CC register
- References: <20031027231944.12799.pratap@vmware.com>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12799
------- Additional Comments From cvs-commit at gcc dot gnu dot org 2003-11-02 08:32 -------
Subject: Bug 12799
CVSROOT: /cvs/gcc
Module name: gcc
Changes by: ebotcazou@gcc.gnu.org 2003-11-02 08:32:24
Modified files:
gcc : ChangeLog postreload.c
gcc/testsuite : ChangeLog
Added files:
gcc/testsuite/gcc.dg: 20031102-1.c
Log message:
PR optimization/12799
* postreload.c (reload_cse_move2add): Generate the add2
patterns manually.
Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.1650&r2=2.1651
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/postreload.c.diff?cvsroot=gcc&r1=2.6&r2=2.7
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/ChangeLog.diff?cvsroot=gcc&r1=1.3162&r2=1.3163
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/testsuite/gcc.dg/20031102-1.c.diff?cvsroot=gcc&r1=NONE&r2=1.1