From patchwork Mon Nov 4 15:23:07 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Richard Sandiford X-Patchwork-Id: 1188997 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=gcc-patches-return-512326-incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=arm.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.b="pCFu1mW7"; dkim-atps=neutral Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 476GlW0tCCz9sPJ for ; Tue, 5 Nov 2019 02:23:18 +1100 (AEDT) DomainKey-Signature: a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:cc:subject:date:message-id:mime-version:content-type; q=dns; s=default; b=KIaqwpCIZ9gICuebM4n15q9x/+Np6IZdQnMt9DYkn14vBj9FRt hbjObH8OBYowWB9mB5cr5MI3xHaxHKeW8+JBBHTNokJo+b3v6oIuhPX8ZDM6cT0T f28WDeTQljZdp838Nh9NeCD1FTXAdzkkiVLG5c2DnifFWHaWPvDgthDWk= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=gcc.gnu.org; h=list-id :list-unsubscribe:list-archive:list-post:list-help:sender:from :to:cc:subject:date:message-id:mime-version:content-type; s= default; bh=u6ChozmhM9Fq7gJDJkyQ9/L8p3Y=; b=pCFu1mW7r4BALN4NFuPd xhTpsgs8ZvRtLH5ZyquXJwqUYVNDF7CaG4DNBgPakTXfvJjFOOJdrzfOizO0fZ6f vOixfy3uTUSz8qbqPoyhsgkvmeZcgXqEMvmBLmWvL1lXPoLYkreOSw5BoFmRWuo9 f1Z7TBXUrmB63twr70gRxU0= Received: (qmail 40164 invoked by alias); 4 Nov 2019 15:23:12 -0000 Mailing-List: contact gcc-patches-help@gcc.gnu.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Archive: List-Post: List-Help: Sender: gcc-patches-owner@gcc.gnu.org Delivered-To: mailing list gcc-patches@gcc.gnu.org Received: (qmail 40155 invoked by uid 89); 4 Nov 2019 15:23:12 -0000 Authentication-Results: sourceware.org; auth=none X-Spam-SWARE-Status: No, score=-4.6 required=5.0 tests=AWL, BAYES_00, KAM_SHORT, SPF_PASS autolearn=ham version=3.3.1 spammy=independently, HX-Languages-Length:400 X-HELO: foss.arm.com Received: from foss.arm.com (HELO foss.arm.com) (217.140.110.172) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 04 Nov 2019 15:23:11 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 79EC01FB; Mon, 4 Nov 2019 07:23:09 -0800 (PST) Received: from localhost (e121540-lin.manchester.arm.com [10.32.98.126]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 0492D3F719; Mon, 4 Nov 2019 07:23:08 -0800 (PST) From: Richard Sandiford To: gcc-patches@gcc.gnu.org Mail-Followup-To: gcc-patches@gcc.gnu.org, andre.simoesdiasvieira@arm.com, richard.sandiford@arm.com Cc: andre.simoesdiasvieira@arm.com Subject: [0/4] Vector epilogues vs. mixed vector sizes Date: Mon, 04 Nov 2019 15:23:07 +0000 Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.1 (gnu/linux) MIME-Version: 1.0 X-IsSubscribed: yes This patch bridges the gap between the recent epilogue vectorisation patches and https://gcc.gnu.org/ml/gcc-patches/2019-10/msg01822.html . I don't have any evidence that the series is independently useful, but it shouldn't make things worse either. Tested individually on aarch64-linux-gnu and as a series on x86_64-linux-gnu. OK to install? Richard