From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 29752 invoked by alias); 23 Jun 2017 17:11:02 -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 29730 invoked by uid 89); 23 Jun 2017 17:11:00 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_PASS,T_RP_MATCHES_RCVD autolearn=ham version=3.3.2 spammy= X-HELO: mx1.redhat.com Received: from mx1.redhat.com (HELO mx1.redhat.com) (209.132.183.28) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Fri, 23 Jun 2017 17:10:59 +0000 Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.phx2.redhat.com [10.5.11.15]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 9C52380465; Fri, 23 Jun 2017 17:10:58 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mx1.redhat.com 9C52380465 Authentication-Results: ext-mx04.extmail.prod.ext.phx2.redhat.com; dmarc=none (p=none dis=none) header.from=redhat.com Authentication-Results: ext-mx04.extmail.prod.ext.phx2.redhat.com; spf=pass smtp.mailfrom=law@redhat.com DKIM-Filter: OpenDKIM Filter v2.11.0 mx1.redhat.com 9C52380465 Received: from localhost.localdomain (ovpn-117-16.phx2.redhat.com [10.3.117.16]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3FBEF77C9A; Fri, 23 Jun 2017 17:10:58 +0000 (UTC) Subject: Re: [PATCH][Testsuite] Use user defined memmove in gcc.c-torture/execute/builtins/memops-asm-lib.c To: Renlin Li , "gcc-patches@gcc.gnu.org" , Martin Sebor , richard.sandiford@arm.com References: <594CDD3A.9090902@foss.arm.com> From: Jeff Law Message-ID: <9e80d2e8-5043-d7e9-3276-b2a0d8ecec93@redhat.com> Date: Fri, 23 Jun 2017 17:11:00 -0000 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.1.0 MIME-Version: 1.0 In-Reply-To: <594CDD3A.9090902@foss.arm.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-IsSubscribed: yes X-SW-Source: 2017-06/txt/msg01813.txt.bz2 On 06/23/2017 03:19 AM, Renlin Li wrote: > Hi all, > > After the change r249278. bcopy is folded into memmove. And in newlib > aarch64 > memmove implementation, it will call memcpy in certain conditions. > The memcpy defined in memops-asm-lib.c will abort when the test is running. > > In this case, I defined a user memmove function which by pass the > library one. > So that memcpy won't be called accidentally. > > Okay to commit? > > gcc/testsuite/ChangeLog: > > 2017-06-22 Renlin Li > Szabolcs Nagy > > * gcc.c-torture/execute/builtins/memops-asm-lib.c (my_memmove): New. > * gcc.c-torture/execute/builtins/memops-asm.c (memmove): Declare > memmove. OK. jeff