From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 87279 invoked by alias); 27 Aug 2018 15:05:49 -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 86598 invoked by uid 89); 27 Aug 2018 15:05:27 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=1.6 required=5.0 tests=BAYES_00,RCVD_IN_DNSWL_NONE,SEM_URI,SEM_URIRED,SPF_PASS autolearn=no version=3.3.2 spammy=H*r:192.168.15, H*p:D*org, 0.7, 07 X-HELO: mail-qt0-f179.google.com Received: from mail-qt0-f179.google.com (HELO mail-qt0-f179.google.com) (209.85.216.179) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 27 Aug 2018 15:05:26 +0000 Received: by mail-qt0-f179.google.com with SMTP id z8-v6so18346036qto.9 for ; Mon, 27 Aug 2018 08:05:26 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linaro.org; s=google; h=subject:to:cc:references:from:message-id:date:user-agent :mime-version:in-reply-to:content-language:content-transfer-encoding; bh=ijG71pq9SvcTfUeOMCLbEckJ60LZOtmNIGiCNgn5ydM=; b=hJuCrFkacfAI5Kurxh6ansoZ4yXEMExTvAH9W+OaQ0KN+Et1lmu57HOEOA6o8fdlrO qKJfjPxf3v95UWSUiwugVtq3QOmoIYFEl28UprY9H+xKsnzPb3EzBmkwqWN4d03jLWK2 oFrNpWmtVB7OrtMSUclSB1cI/PsCbJHxWmvTA= Return-Path: Received: from [192.168.15.14] (201-68-144-239.dsl.telesp.net.br. [201.68.144.239]) by smtp.gmail.com with ESMTPSA id v10-v6sm1989922qtv.77.2018.08.27.08.05.21 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 27 Aug 2018 08:05:23 -0700 (PDT) Subject: Re: [PATCH] [AArch64, Falkor] Switch to using Falkor-specific vector costs To: Siddhesh Poyarekar , James Greenhalgh Cc: "gcc-patches@gcc.gnu.org" , Richard Earnshaw , nd@arm.com References: <1532542234-24351-1-git-send-email-luis.machado@linaro.org> <20180731225330.GJ1826@arm.com> <1f4f1c5f-5e99-1537-10c0-fad44ed3f89c@gotplt.org> From: Luis Machado Message-ID: Date: Mon, 27 Aug 2018 15:05:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.9.1 MIME-Version: 1.0 In-Reply-To: <1f4f1c5f-5e99-1537-10c0-fad44ed3f89c@gotplt.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2018-08/txt/msg01681.txt.bz2 Hi, On 08/08/2018 04:54 AM, Siddhesh Poyarekar wrote: > On 08/01/2018 04:23 AM, James Greenhalgh wrote: >> On Wed, Jul 25, 2018 at 01:10:34PM -0500, Luis Machado wrote: >>> The adjusted vector costs give Falkor a reasonable boost in >>> performance for FP >>> benchmarks (both CPU2017 and CPU2006) and doesn't change INT >>> benchmarks that >>> much. About 0.7% for CPU2017 FP and 1.54% for CPU2006 FP. >>> >>> OK for trunk? >> >> OK if this is what works best for your subtarget. >> > > I have pushed this for Luis since he is on holiday. > > Thanks, > Siddhesh Given this has a significant performance impact on Falkor and the changes are very localized and specific to Falkor, it would be great to have them on GCC 8. Would it be ok to push it? Thanks, Luis