From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 51474 invoked by alias); 17 Apr 2015 20:36:36 -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 Received: (qmail 51404 invoked by uid 55); 17 Apr 2015 20:36:32 -0000 From: "wschmidt at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/65787] [5 Regression] Miscompile due to bad vector swap optimization for little endian Date: Fri, 17 Apr 2015 20:36:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 5.1.0 X-Bugzilla-Keywords: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: wschmidt at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: wschmidt at gcc dot gnu.org X-Bugzilla-Target-Milestone: 5.0 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-SW-Source: 2015-04/txt/msg01489.txt.bz2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65787 --- Comment #8 from Bill Schmidt --- Author: wschmidt Date: Fri Apr 17 20:35:59 2015 New Revision: 222198 URL: https://gcc.gnu.org/viewcvs?rev=222198&root=gcc&view=rev Log: 2015-04-17 Bill Schmidt PR target/65787 * config/rs6000/rs6000.c (rtx_is_swappable_p): Remove previous fix; ensure that a subsequent SH_NONE operand does not overwrite an existing *special value. Modified: branches/gcc-5-branch/gcc/ChangeLog branches/gcc-5-branch/gcc/config/rs6000/rs6000.c