From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 23378 invoked by alias); 8 Mar 2005 03:18:31 -0000 Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Archive: List-Post: List-Help: Sender: gcc-bugs-owner@gcc.gnu.org Received: (qmail 23240 invoked from network); 8 Mar 2005 03:18:25 -0000 Received: from unknown (HELO bethe.phy.uc.edu) (129.137.4.14) by sourceware.org with SMTP; 8 Mar 2005 03:18:25 -0000 Received: from [10.88.1.140] (zhivago.jefb.uc.edu [10.88.1.140]) by bethe.phy.uc.edu (8.12.11/8.12.11) with ESMTP id j283ILJQ004325; Mon, 7 Mar 2005 22:18:21 -0500 In-Reply-To: <422D1908.4070108@redhat.com> References: <20050308024912.20376.canqun@nudt.edu.cn> <20050308031305.16130.qmail@sourceware.org> <422D1908.4070108@redhat.com> Mime-Version: 1.0 (Apple Message framework v619.2) Content-Type: text/plain; charset=US-ASCII; format=flowed Message-Id: <3e6f8d4ecd95cb87089e23d3e6af18d4@physics.uc.edu> Content-Transfer-Encoding: 7bit Cc: gcc-bugs@gcc.gnu.org, gcc-bugzilla@gcc.gnu.org From: Andrew Pinski Subject: Re: [Bug rtl-optimization/20376] The missed-optimization of general induction variables in the new rtl-level loop optimizer cause performance degradation. Date: Tue, 08 Mar 2005 03:18:00 -0000 To: Diego Novillo X-Spam-Score: -104.901 () BAYES_00,USER_IN_WHITELIST X-SW-Source: 2005-03/txt/msg00987.txt.bz2 List-Id: On Mar 7, 2005, at 10:16 PM, Diego Novillo wrote: > pinskia at gcc dot gnu dot org wrote: > >> Why isn't the tree level loop IV-OPTs doing this? > Because variable i is static. I think you commenting on the wrong bug. -- Pinski