From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 124837 invoked by alias); 15 Jun 2015 10:43:27 -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 124827 invoked by uid 89); 15 Jun 2015 10:43:26 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.5 required=5.0 tests=AWL,BAYES_00,KAM_LAZY_DOMAIN_SECURITY,RCVD_IN_DNSWL_LOW autolearn=no version=3.3.2 X-HELO: mx07-00178001.pphosted.com Received: from mx07-00178001.pphosted.com (HELO mx07-00178001.pphosted.com) (62.209.51.94) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with (AES256-SHA encrypted) ESMTPS; Mon, 15 Jun 2015 10:43:24 +0000 Received: from pps.filterd (m0046668.ppops.net [127.0.0.1]) by mx07-00178001.pphosted.com (8.14.5/8.14.5) with SMTP id t5FAh1TE026497; Mon, 15 Jun 2015 12:43:15 +0200 Received: from beta.dmz-eu.st.com (beta.dmz-eu.st.com [164.129.1.35]) by mx07-00178001.pphosted.com with ESMTP id 1v1p3p1uex-1 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NOT); Mon, 15 Jun 2015 12:43:15 +0200 Received: from zeta.dmz-eu.st.com (zeta.dmz-eu.st.com [164.129.230.9]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id C66E231; Mon, 15 Jun 2015 10:43:12 +0000 (GMT) Received: from Webmail-eu.st.com (safex1hubcas1.st.com [10.75.90.14]) by zeta.dmz-eu.st.com (STMicroelectronics) with ESMTP id A384C4F1E; Mon, 15 Jun 2015 10:43:12 +0000 (GMT) Received: from [164.129.122.197] (164.129.122.197) by webmail-eu.st.com (10.75.90.13) with Microsoft SMTP Server (TLS) id 8.3.342.0; Mon, 15 Jun 2015 12:43:12 +0200 Message-ID: <557EAC3F.8040001@st.com> Date: Mon, 15 Jun 2015 12:05:00 -0000 From: Christian Bruel User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.6.0 MIME-Version: 1.0 To: James Greenhalgh CC: Ramana Radhakrishnan , Kyrylo Tkachov , Ramana Radhakrishnan , Sandra Loosemore , "gcc-patches@gcc.gnu.org" , Richard Earnshaw , "nickc@redhat.com" Subject: Re: [PATCH, ARM] (commited) attribute target (thumb,arm) [4/6] References: <554A243B.8010902@st.com> <554A9DB1.1070009@codesourcery.com> <554C7459.4000806@arm.com> <55599F54.4040807@st.com> <556C366B.8000203@arm.com> <556C4235.5060203@st.com> <556C530B.8000105@arm.com> <55755277.5070005@st.com> <55755FCF.8010706@foss.arm.com> <5577EDF1.8070002@st.com> <20150615100036.GA4856@arm.com> In-Reply-To: <20150615100036.GA4856@arm.com> X-No-Archive: yes Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 8bit X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:5.14.151,1.0.33,0.0.0000 definitions=2015-06-15_01:2015-06-15,2015-06-14,1970-01-01 signatures=0 X-IsSubscribed: yes X-SW-Source: 2015-06/txt/msg01002.txt.bz2 On 06/15/2015 12:00 PM, James Greenhalgh wrote: > On Wed, Jun 10, 2015 at 08:57:37AM +0100, Christian Bruel wrote: >> Hi, >> >> Commited [4/6] as attached (r224314) >> >> thanks >> >> Christian >> >> On 06/08/2015 11:26 AM, Ramana Radhakrishnan wrote: >>> On 08/06/15 09:45, Christian Bruel wrote: >>>> >>>> do you have other feedbacks for the remaining parts ? >>>> >>>> many thanks >>>> >>> >>> This is OK, thanks. >>> >>> Ramana > > Hi Christian, > > This patch is causing an ICE for me in my arm-none-linux-gnueabihf testing. > It looks like something isn't saving/restoring/initialising data > structures needed for IRA. > > I've raised https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66541 , the bug > looks very similar to pr64047 > ( https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64047 ). > > Thanks, > James > Hi James, OK, I'll have a look. pr52429.c is reported as UNSUPPORTED with my runs of arm-none-eabi (no threads), but I can reproduce with a manual run. Cheers Christian > --- > .../gcc/cc1 bug.c -O2 -ftree-parallelize-loops=4 -O2 -flto -fno-use-linker-plugin -ftree-parallelize-loops=4 -o pr52429.s > > foo > Analyzing compilation unit > Performing interprocedural optimizations > <*free_lang_data> Assembling functions: > foo > .../gcc/testsuite/gcc.dg/torture/pr52429.c: In function ‘foo’: > .../gcc/testsuite/gcc.dg/torture/pr52429.c:11:1: internal compiler error: Segmentation fault > int i; > ^ > 0xafa15f crash_signal > .../gcc/toplev.c:369 > 0x97c2b4 record_operand_costs > .../gcc/ira-costs.c:1305 > 0x97c7a4 scan_one_insn > .../gcc/ira-costs.c:1483 > 0x97c7a4 process_bb_for_costs > .../gcc/ira-costs.c:1604 > 0x97d715 find_costs_and_classes > .../gcc/ira-costs.c:1711 > 0x97ec3a ira_set_pseudo_classes(bool, _IO_FILE*) > .../gcc/ira-costs.c:2245 > 0xffd743 alloc_global_sched_pressure_data > .../gcc/haifa-sched.c:7119 > 0xffd743 sched_init() > .../gcc/haifa-sched.c:7269 > 0xffebcf haifa_sched_init() > .../gcc/haifa-sched.c:7281 > 0xaab8dc schedule_insns > .../gcc/sched-rgn.c:3411 > 0xaac0b3 schedule_insns > .../gcc/sched-rgn.c:3405 > 0xaac0b3 rest_of_handle_sched > .../gcc/sched-rgn.c:3624 > 0xaac0b3 execute > .../gcc/sched-rgn.c:3732 > Please submit a full bug report, > with preprocessed source if appropriate. > Please include the complete backtrace with any bug report. > See for instructions. >