From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 12550 invoked by alias); 4 Aug 2011 13:39:36 -0000 Received: (qmail 12542 invoked by uid 22791); 4 Aug 2011 13:39:35 -0000 X-SWARE-Spam-Status: No, hits=-2.1 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,TW_ZL X-Spam-Check-By: sourceware.org Received: from nikam.ms.mff.cuni.cz (HELO nikam.ms.mff.cuni.cz) (195.113.20.16) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Thu, 04 Aug 2011 13:39:23 +0000 Received: by nikam.ms.mff.cuni.cz (Postfix, from userid 16202) id 302779AC830; Thu, 4 Aug 2011 15:39:22 +0200 (CEST) Date: Thu, 04 Aug 2011 13:39:00 -0000 From: Jan Hubicka To: Xinliang David Li Cc: Jan Hubicka , Paolo Bonzini , Richard Henderson , "gcc@gcc.gnu.org" , tglek@mozilla.com Subject: Re: [RFC] Remove -freorder-blocks-and-partition Message-ID: <20110804133922.GD12248@kam.mff.cuni.cz> References: <4E25F810.6050904@redhat.com> <4E2D4425.9040104@gnu.org> <20110803210614.GE22893@atrey.karlin.mff.cuni.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.18 (2008-05-17) Mailing-List: contact gcc-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-owner@gcc.gnu.org X-SW-Source: 2011-08/txt/msg00094.txt.bz2 Also on the oriignal topic, Iknow that Mozlla folks experimented with this switch (and I do expect it should make noticeable reducion in the hot section footprint that is important for them). They are not using it at the moment because of problems with their bug reporting tool not being able to do unwind info for split functions. Taras, do you have any data if the partitioning helps? Honza