From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 80404 invoked by alias); 1 Oct 2015 08:32:58 -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 80386 invoked by uid 89); 1 Oct 2015 08:32:57 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.2 required=5.0 tests=AWL,BAYES_00,SPF_PASS autolearn=ham version=3.3.2 X-HELO: eu-smtp-delivery-143.mimecast.com Received: from eu-smtp-delivery-143.mimecast.com (HELO eu-smtp-delivery-143.mimecast.com) (207.82.80.143) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Thu, 01 Oct 2015 08:32:52 +0000 Received: from cam-owa1.Emea.Arm.com (fw-tnat.cambridge.arm.com [217.140.96.140]) by eu-smtp-1.mimecast.com with ESMTP id uk-mta-28-O249upLbRRSah5zEPAlKnA-1; Thu, 01 Oct 2015 09:32:46 +0100 Received: from [10.2.207.27] ([10.1.2.79]) by cam-owa1.Emea.Arm.com with Microsoft SMTPSVC(6.0.3790.3959); Thu, 1 Oct 2015 09:32:46 +0100 Subject: Re: [Patch 2/2 ARM/AArch64] Add a new Cortex-A53 scheduling model To: James Greenhalgh , "gcc-patches@gcc.gnu.org" References: <1443167973-37806-1-git-send-email-james.greenhalgh@arm.com> <1443167973-37806-3-git-send-email-james.greenhalgh@arm.com> Cc: Richard Earnshaw , Kyrylo Tkachov , Ramana Radhakrishnan From: Marcus Shawcroft Message-ID: <560CEFC3.4080700@arm.com> Date: Thu, 01 Oct 2015 08:32:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <1443167973-37806-3-git-send-email-james.greenhalgh@arm.com> X-MC-Unique: O249upLbRRSah5zEPAlKnA-1 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: quoted-printable X-SW-Source: 2015-10/txt/msg00018.txt.bz2 On 25/09/15 08:59, James Greenhalgh wrote: > > Hi, > > This patch introduces a new scheduling model for Cortex-A53. > > Bootstrapped and tested on arm-none-linux-gnueabi and aarch64-none-linux-= gnu > and checked with a variety of popular benchmarking and microbenchmarking > suites to show a benefit. > > OK? > > Thanks, > James > > --- > 2015-09-25 James Greenhalgh > > * config/arm/aarch-common-protos.h > (aarch_accumulator_forwarding): New. > (aarch_forward_to_shift_is_not_shifted_reg): Likewise. > * config/arm/aarch-common.c (aarch_accumulator_forwarding): New. > (aarch_forward_to_shift_is_not_shifted_reg): Liekwise. > * config/arm/cortex-a53.md: Rewrite. > OK aarch64 with Kyrill's comments fixed. /M