From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 16651 invoked by alias); 17 Aug 2010 15:13:30 -0000 Received: (qmail 16643 invoked by uid 22791); 17 Aug 2010 15:13:29 -0000 X-SWARE-Spam-Status: No, hits=-1.8 required=5.0 tests=AWL,BAYES_00,T_RP_MATCHES_RCVD X-Spam-Check-By: sourceware.org Received: from mail.codesourcery.com (HELO mail.codesourcery.com) (38.113.113.100) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 17 Aug 2010 15:13:23 +0000 Received: (qmail 18520 invoked from network); 17 Aug 2010 15:13:21 -0000 Received: from unknown (HELO ?192.168.0.105?) (mitchell@127.0.0.2) by mail.codesourcery.com with ESMTPA; 17 Aug 2010 15:13:21 -0000 Message-ID: <4C6AA71D.7060407@codesourcery.com> Date: Tue, 17 Aug 2010 15:14:00 -0000 From: Mark Mitchell User-Agent: Thunderbird 2.0.0.24 (Windows/20100228) MIME-Version: 1.0 To: Tom Tromey CC: Andi Kleen , Richard Guenther , gcc-patches@gcc.gnu.org Subject: Re: The speed of the compiler, was: Re: Combine four insns References: <4C6011F7.5040904@moene.org> <4C601691.1000303@moene.org> <4C601E08.4020303@google.com> <4C6035C2.9020505@moene.org> <4C60378B.4060303@google.com> <4C603AC2.5070403@moene.org> <45B5C4E0-DFA5-413E-8FC8-E13077862245@apple.com> <877hjy8qwk.fsf@basil.nowhere.org> <20100810151112.GD6801@basil.fritz.box> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org X-SW-Source: 2010-08/txt/msg01268.txt.bz2 Tom Tromey wrote: > http://gcc.gnu.org/ml/gcc-patches/2010-03/msg00526.html > > I think any sort of hackery in this area is fine, if it speeds up the > compiler. I completely agree. It's entirely acceptable to use machine-specific code in a very hot loop if that's what it takes. -- Mark Mitchell CodeSourcery mark@codesourcery.com (650) 331-3385 x713