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[Bug target/35045] [4.3 Regression] gcc-4.3 generates wrong code on i386 with -O3
- From: "matz 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 Feb 2008 15:01:44 -0000
- Subject: [Bug target/35045] [4.3 Regression] gcc-4.3 generates wrong code on i386 with -O3
- References: <bug-35045-8932@http.gcc.gnu.org/bugzilla/>
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
------- Comment #25 from matz at gcc dot gnu dot org 2008-02-02 15:01 -------
Subject: Bug 35045
Author: matz
Date: Sat Feb 2 15:00:57 2008
New Revision: 132071
URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=132071
Log:
PR target/35045
* postreload-gcse.c (record_last_reg_set_info_regno): Renamed
from record_last_reg_set_info.
(record_last_reg_set_info): Take an RTX argument, iterate over all
constituent hardregs.
(record_last_set_info, record_opr_changes): Change calls to
new signature or to record_last_reg_set_info_regno.
* gcc.dg/pr35045.c: New test.
Added:
trunk/gcc/testsuite/gcc.dg/pr35045.c
Modified:
trunk/gcc/ChangeLog
trunk/gcc/postreload-gcse.c
trunk/gcc/testsuite/ChangeLog
--
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35045