From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19646 invoked by alias); 19 May 2012 06:19:59 -0000 Received: (qmail 19635 invoked by uid 22791); 19 May 2012 06:19:57 -0000 X-SWARE-Spam-Status: No, hits=-4.2 required=5.0 tests=ALL_TRUSTED,AWL,BAYES_00,KHOP_THREADED 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; Sat, 19 May 2012 06:19:45 +0000 From: "davem at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/52584] Fails to constant fold vector upper/lower half BIT_FIELD_REFs Date: Sat, 19 May 2012 07:59:00 -0000 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: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: davem at gcc dot gnu.org X-Bugzilla-Status: RESOLVED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: rguenth 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 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: 2012-05/txt/msg01875.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52584 --- Comment #4 from davem at gcc dot gnu.org 2012-05-19 06:19:16 UTC --- Author: davem Date: Sat May 19 06:19:10 2012 New Revision: 187675 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=187675 Log: Fix VIS3 vector shift wrong code generation on sparc. Backport r185385 from mainline. 2012-03-14 Richard Guenther PR middle-end/52584 * tree-vect-generic.c (type_for_widest_vector_mode): Take element type instead of mode, use build_vector_type_for_mode instead of the langhook, build a vector of proper signedness. (expand_vector_operations_1): Adjust. Modified: branches/gcc-4_7-branch/gcc/ChangeLog branches/gcc-4_7-branch/gcc/tree-vect-generic.c