From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 128851 invoked by alias); 13 Aug 2015 03:10:16 -0000 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 Received: (qmail 128836 invoked by uid 89); 13 Aug 2015 03:10:16 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.0 required=5.0 tests=AWL,BAYES_00,RP_MATCHES_RCVD,SPF_HELO_PASS,SPF_PASS autolearn=ham version=3.3.2 X-HELO: gate.crashing.org Received: from gate.crashing.org (HELO gate.crashing.org) (63.228.1.57) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-SHA encrypted) ESMTPS; Thu, 13 Aug 2015 03:10:15 +0000 Received: from gate.crashing.org (localhost.localdomain [127.0.0.1]) by gate.crashing.org (8.14.1/8.13.8) with ESMTP id t7D3A65B021980; Wed, 12 Aug 2015 22:10:06 -0500 Received: (from segher@localhost) by gate.crashing.org (8.14.1/8.14.1/Submit) id t7D3A5YD021978; Wed, 12 Aug 2015 22:10:05 -0500 Date: Thu, 13 Aug 2015 03:10:00 -0000 From: Segher Boessenkool To: Richard Henderson Cc: gcc-patches@gcc.gnu.org, David Edelsohn , Marcus Shawcroft , Richard Earnshaw Subject: Re: [PATCH ppc64,aarch64,alpha 00/15] Improve backend constant generation Message-ID: <20150813031005.GD19357@gate.crashing.org> References: <1439341904-9345-1-git-send-email-rth@redhat.com> <20150812083148.GE4711@gate.crashing.org> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20150812083148.GE4711@gate.crashing.org> User-Agent: Mutt/1.4.2.3i X-IsSubscribed: yes X-SW-Source: 2015-08/txt/msg00671.txt.bz2 On Wed, Aug 12, 2015 at 03:31:48AM -0500, Segher Boessenkool wrote: > > * This is the only platform for which I bothered collecting any sort > > of performance data: > > > > As best I can tell, there is a 9% improvement in bootstrap speed > > for ppc64. That is, 10 minutes off the original 109 minute build. > > That is, wow. Wow :-) Bootstrap + 4 regtests of a virgin trunk du jour took me 127m; with your patches, 130m. So I'm not seeing that improvement (but no regression either). This is gcc110 fwiw. Segher