From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 15367 invoked by alias); 22 Mar 2018 02:26:34 -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 14870 invoked by uid 89); 22 Mar 2018 02:26:28 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.6 required=5.0 tests=AWL,BAYES_00,KAM_SHORT,RCVD_IN_DNSWL_LOW,SPF_PASS autolearn=ham version=3.3.2 spammy=Hx-languages-length:780, submission X-HELO: mx0a-001b2d01.pphosted.com Received: from mx0a-001b2d01.pphosted.com (HELO mx0a-001b2d01.pphosted.com) (148.163.156.1) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Thu, 22 Mar 2018 02:26:27 +0000 Received: from pps.filterd (m0098393.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w2M2PA8s020276 for ; Wed, 21 Mar 2018 22:26:24 -0400 Received: from e32.co.us.ibm.com (e32.co.us.ibm.com [32.97.110.150]) by mx0a-001b2d01.pphosted.com with ESMTP id 2gv25kjuuu-1 (version=TLSv1.2 cipher=AES256-SHA256 bits=256 verify=NOT) for ; Wed, 21 Mar 2018 22:26:24 -0400 Received: from localhost by e32.co.us.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 21 Mar 2018 20:26:23 -0600 Received: from b03cxnp08027.gho.boulder.ibm.com (9.17.130.19) by e32.co.us.ibm.com (192.168.1.132) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; Wed, 21 Mar 2018 20:26:20 -0600 Received: from b03ledav001.gho.boulder.ibm.com (b03ledav001.gho.boulder.ibm.com [9.17.130.232]) by b03cxnp08027.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w2M2QK4612386578; Wed, 21 Mar 2018 19:26:20 -0700 Received: from b03ledav001.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4FFD76E035; Wed, 21 Mar 2018 20:26:20 -0600 (MDT) Received: from otta.local (unknown [9.85.154.167]) by b03ledav001.gho.boulder.ibm.com (Postfix) with ESMTP id 9924F6E038; Wed, 21 Mar 2018 20:26:19 -0600 (MDT) Subject: Re: [PATCH,rs6000] GCC -7, no swap optimization for vpermxor instruction To: Carl Love Cc: Segher Boessenkool , gcc-patches@gcc.gnu.org, David Edelsohn , Bill Schmidt References: <1521670598.4859.11.camel@us.ibm.com> From: Peter Bergner Date: Thu, 22 Mar 2018 03:45:00 -0000 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.13; rv:52.0) Gecko/20100101 Thunderbird/52.6.0 MIME-Version: 1.0 In-Reply-To: <1521670598.4859.11.camel@us.ibm.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 x-cbid: 18032202-0004-0000-0000-000013D58B59 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00008719; HX=3.00000241; KW=3.00000007; PH=3.00000004; SC=3.00000254; SDB=6.01006544; UDB=6.00512504; IPR=6.00785827; MB=3.00020172; MTD=3.00000008; XFM=3.00000015; UTC=2018-03-22 02:26:22 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18032202-0005-0000-0000-0000868EF784 Message-Id: <23494b04-1a95-01bc-7d37-00d19c9b0d5b@vnet.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2018-03-22_01:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1709140000 definitions=main-1803220026 X-IsSubscribed: yes X-SW-Source: 2018-03/txt/msg01153.txt.bz2 On 3/21/18 5:16 PM, Carl Love wrote: > The following patch is a back port from mainlin of a fix for [snip] > > 2018-03-21 Carl Love > > * config/rs6000/r6000.c (rtx_is_swappable_p): Add case UNSPEC_VPERMXOR. > > gcc/testsuite/ChangeLog: > > 2018-03-21 Carl Love > * gcc.target/powerpc/crypto-builtin-1-runnable.c: New test file. Since this is a backport from mainline, your ChangeLog entry needs mention that fact. Also, is the mainline patch associated with a bugzilla entry? If so, that also needs to be included. See for example the following patch submission and what its ChangeLog entries look like: https://gcc.gnu.org/ml/gcc-patches/2018-01/msg01869.html Peter