From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 19627 invoked by alias); 6 Mar 2012 12:06:27 -0000 Received: (qmail 19616 invoked by uid 22791); 6 Mar 2012 12:06:25 -0000 X-SWARE-Spam-Status: No, hits=-2.8 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; Tue, 06 Mar 2012 12:06:12 +0000 From: "matz at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/32120] missed PRE/FRE of a*2+4 and (a+2)*2 Date: Tue, 06 Mar 2012 12:06:00 -0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: enhancement X-Bugzilla-Who: matz at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: pinskia 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: 2012-03/txt/msg00522.txt.bz2 http://gcc.gnu.org/bugzilla/show_bug.cgi?id=32120 --- Comment #10 from Michael Matz 2012-03-06 12:06:08 UTC --- (In reply to comment #9) > (In reply to comment #8) > > I still have an unfinished patch to convert SCCVN to > > http://dl.acm.org/citation.cfm?id=512536 > > > > I'm happy to attach the patch if you like :) > > I think you sent it to me once and Micha has implemented the predication > bits ontop of it (well, sort of IIRC). Yep, and I'm supposed to finish it up finally until the GCC cauldron :)