From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4831 invoked by alias); 19 Feb 2014 14:41:25 -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 4774 invoked by uid 89); 19 Feb 2014 14:41:24 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.6 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2 X-HELO: mail-qc0-f173.google.com Received: from mail-qc0-f173.google.com (HELO mail-qc0-f173.google.com) (209.85.216.173) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES128-SHA encrypted) ESMTPS; Wed, 19 Feb 2014 14:41:23 +0000 Received: by mail-qc0-f173.google.com with SMTP id i8so549826qcq.18 for ; Wed, 19 Feb 2014 06:41:21 -0800 (PST) MIME-Version: 1.0 X-Received: by 10.224.131.135 with SMTP id x7mr37161098qas.15.1392820881196; Wed, 19 Feb 2014 06:41:21 -0800 (PST) Received: by 10.224.188.205 with HTTP; Wed, 19 Feb 2014 06:41:21 -0800 (PST) Reply-To: ramrad01@arm.com In-Reply-To: <1392757787-25629-1-git-send-email-philipp.tomsich@theobroma-systems.com> References: <1392757787-25629-1-git-send-email-philipp.tomsich@theobroma-systems.com> Date: Wed, 19 Feb 2014 14:41:00 -0000 Message-ID: Subject: Re: [AArch64 00/14] Pipeline-independent changes for XGene-1 From: Ramana Radhakrishnan To: Philipp Tomsich Cc: gcc-patches Content-Type: text/plain; charset=ISO-8859-1 X-IsSubscribed: yes X-SW-Source: 2014-02/txt/msg01157.txt.bz2 On Tue, Feb 18, 2014 at 9:09 PM, Philipp Tomsich wrote: > The following patch-set contains the pipeline-independent changes to gcc > to support the APM XGene-1 and contains various enhancements derived from > real-world applications and benchmarks running on XGene-1. > > As the pipeline model has not been fully adapted to the new instruction > typing shared between the ARM backend and the AArch64 backend, it is not > yet contained in these patches. > > The most controversial part of these patches will likely consist in the > new cost-model, which has intentionally been provided as a "hook" that > intercepts the current cost-model when compiling for XGene-1. Given that > the matching/structure of this cost-model is different from the existing > implementation, we've chosen to keep this in a separate function for the > time being. And please produce Changelog entries for each of the changes. Can I also ask you to confirm that you have a copyright assignment with the FSF on file for contributing these changes ? Ramana > > > Philipp Tomsich (14): > Use "generic" target, if no other default. > Add "xgene1" core identifier. > Retrieve BRANCH_COST from tuning structure. > Correct the maximum shift amount for shifted operands. > Add AArch64 'prefetch'-pattern. > Extend '*tb1'. > Define additional patterns for adds/subs. > Define a variant of cmp for the CC_NZ case. > Add special cases of zero-extend w/ compare operations. > Add movcc definition for GPF case. > Optimize and(s) patterns for HI/QI operands. > Generate 'bics', when only interested in CC_NZ. > Initial tuning description for XGene-1 core. > Add cost-model for XGene-1. > > gcc/config/aarch64/aarch64-cores.def | 1 + > gcc/config/aarch64/aarch64-protos.h | 2 + > gcc/config/aarch64/aarch64-tune.md | 2 +- > gcc/config/aarch64/aarch64.c | 922 ++++++++++++++++++++++++++++++++++- > gcc/config/aarch64/aarch64.h | 10 +- > gcc/config/aarch64/aarch64.md | 246 +++++++++- > gcc/config/aarch64/iterators.md | 2 + > gcc/config/arm/types.md | 2 + > 8 files changed, 1172 insertions(+), 15 deletions(-) > > -- > 1.9.0 >