From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 121564 invoked by alias); 8 Jun 2015 17:47:20 -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 121482 invoked by uid 89); 8 Jun 2015 17:47:19 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=AWL,BAYES_00,SPF_PASS,T_RP_MATCHES_RCVD autolearn=ham version=3.3.2 X-HELO: fencepost.gnu.org Received: from fencepost.gnu.org (HELO fencepost.gnu.org) (208.118.235.10) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES128-SHA encrypted) ESMTPS; Mon, 08 Jun 2015 17:47:18 +0000 Received: from eggs.gnu.org ([2001:4830:134:3::10]:54069) by fencepost.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1Z218l-0000Ly-Oo for gcc-patches@gnu.org; Mon, 08 Jun 2015 13:47:15 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Z218e-00072B-J4 for gcc-patches@gnu.org; Mon, 08 Jun 2015 13:47:15 -0400 Received: from relay1.mentorg.com ([192.94.38.131]:53701) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Z218e-00071T-Dt for gcc-patches@gnu.org; Mon, 08 Jun 2015 13:47:08 -0400 Received: from nat-ies.mentorg.com ([192.94.31.2] helo=SVR-IES-FEM-01.mgc.mentorg.com) by relay1.mentorg.com with esmtp id 1Z218d-0005ch-N1 from Tom_deVries@mentor.com ; Mon, 08 Jun 2015 10:47:07 -0700 Received: from [127.0.0.1] (137.202.0.76) by SVR-IES-FEM-01.mgc.mentorg.com (137.202.0.104) with Microsoft SMTP Server id 14.3.224.2; Mon, 8 Jun 2015 18:47:06 +0100 Message-ID: <5575D50F.9010205@mentor.com> Date: Mon, 08 Jun 2015 17:52:00 -0000 From: Tom de Vries User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.7.0 MIME-Version: 1.0 To: Jakub Jelinek CC: Subject: Re: [PATCH, PR66444] Handle -fipa-ra in reload_combine References: <557584BC.2040603@mentor.com> <20150608153151.GW10247@tucnak.redhat.com> In-Reply-To: <20150608153151.GW10247@tucnak.redhat.com> Content-Type: text/plain; charset="windows-1252"; format=flowed Content-Transfer-Encoding: 7bit X-detected-operating-system: by eggs.gnu.org: Windows NT kernel [generic] [fuzzy] X-Received-From: 192.94.38.131 X-SW-Source: 2015-06/txt/msg00609.txt.bz2 On 08/06/15 17:31, Jakub Jelinek wrote: > On Mon, Jun 08, 2015 at 02:04:12PM +0200, Tom de Vries wrote: >> >this patch fixes PR66444, a problem with -fipa-ra in reload_combine. >> > >> >The problem is that for the test-case, reload_combine combines these two >> >insns: > Please work out with Vlad whether reload_cse_move2add doesn't need similar > fix (and check other spots too). > Filed PR66463 - review uses of call_used_regs and regs_invalidated_by_call. Thanks, - Tom