From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 3425 invoked by alias); 8 Jan 2013 17:55:09 -0000 Received: (qmail 3306 invoked by uid 22791); 8 Jan 2013 17:55:06 -0000 X-SWARE-Spam-Status: No, hits=-7.0 required=5.0 tests=AWL,BAYES_00,KHOP_RCVD_UNTRUST,KHOP_THREADED,RCVD_IN_DNSWL_HI,RCVD_IN_HOSTKARMA_W,RP_MATCHES_RCVD,SPF_HELO_PASS,TW_VZ,TW_ZJ X-Spam-Check-By: sourceware.org Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Tue, 08 Jan 2013 17:55:01 +0000 Received: from int-mx01.intmail.prod.int.phx2.redhat.com (int-mx01.intmail.prod.int.phx2.redhat.com [10.5.11.11]) by mx1.redhat.com (8.14.4/8.14.4) with ESMTP id r08HswdV016306 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK); Tue, 8 Jan 2013 12:54:58 -0500 Received: from anchor.twiddle.home (vpn-224-226.phx2.redhat.com [10.3.224.226]) by int-mx01.intmail.prod.int.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id r08HsvII000590; Tue, 8 Jan 2013 12:54:57 -0500 Message-ID: <50EC5D71.3030807@redhat.com> Date: Tue, 08 Jan 2013 17:55:00 -0000 From: Richard Henderson User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:17.0) Gecko/17.0 Thunderbird/17.0 MIME-Version: 1.0 To: Jakub Jelinek CC: Uros Bizjak , Paolo Bonzini , gcc-patches@gcc.gnu.org, Vladimir Yakovlev , "Kumar, Venkataramanan" , Eric Botcazou Subject: Re: [PATCH, dataflow]: Fix PR55845, 454.calculix miscompares on x86 AVX due to movement of vzeroupper References: <20130106162251.GX7269@tucnak.redhat.com> <20130107232634.GI7269@tucnak.redhat.com> In-Reply-To: <20130107232634.GI7269@tucnak.redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-IsSubscribed: yes 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 X-SW-Source: 2013-01/txt/msg00433.txt.bz2 On 01/07/2013 03:26 PM, Jakub Jelinek wrote: > 2012-01-08 Jakub Jelinek > Uros Bizjak > > PR rtl-optimization/55845 > * df-problems.c (can_move_insns_across): Stop scanning at > volatile_insn_p source instruction or give up if > across_from .. across_to range contains any volatile_insn_p > instructions. Ok. r~