From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23967 invoked by alias); 17 Apr 2008 12:29:31 -0000 Received: (qmail 23409 invoked by alias); 17 Apr 2008 12:28:41 -0000 Date: Thu, 17 Apr 2008 12:29:00 -0000 Message-ID: <20080417122841.23408.qmail@sourceware.org> X-Bugzilla-Reason: CC References: Subject: [Bug target/35907] [4.3/4.4 Regression] 64-bit power6 glibc miscompilation In-Reply-To: Reply-To: gcc-bugzilla@gcc.gnu.org To: gcc-bugs@gcc.gnu.org From: "amodra at gcc dot gnu dot org" Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org X-SW-Source: 2008-04/txt/msg01228.txt.bz2 ------- Comment #21 from amodra at gcc dot gnu dot org 2008-04-17 12:28 ------- Subject: Bug 35907 Author: amodra Date: Thu Apr 17 12:27:56 2008 New Revision: 134388 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=134388 Log: PR target/35907 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave regs before frame pop when needed. If use_backchain_to_restore_sp then load backchain into a temp reg to restore vr and vrsave. Add code to restore vr after frame pop if possible. Modified: branches/gcc-4_3-branch/gcc/ChangeLog branches/gcc-4_3-branch/gcc/config/rs6000/rs6000.c -- http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35907