From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 28198 invoked by alias); 15 Apr 2011 05:40:56 -0000 Received: (qmail 28110 invoked by uid 22791); 15 Apr 2011 05:40:55 -0000 X-SWARE-Spam-Status: No, hits=-2.9 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00 X-Spam-Check-By: sourceware.org Received: from localhost (HELO gcc.gnu.org) (127.0.0.1) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Fri, 15 Apr 2011 05:40:50 +0000 From: "lat at cern dot ch" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/48597] x86-64 unwind register save location misses half-register write? X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: lat at cern dot ch X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: jakub at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated Content-Type: text/plain; charset="UTF-8" MIME-Version: 1.0 Date: Fri, 15 Apr 2011 05:40:00 -0000 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: 2011-04/txt/msg01476.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=48597 --- Comment #8 from Lassi Tuura 2011-04-15 05:40:33 UTC --- I confirm glibc 2.13 built with gcc 4.6.1 20110408 snapshot patched with gcc46-pr48597.patch results in correct unwind info for __ieee754_lgammaf_r. I checked all the locations using (v)movd %xmmN,%ebp pattern, and the unwind info is now correct everywhere. Haven't run any of the newly compiled code yet, will do that later.