From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by sourceware.org (Postfix) with ESMTPS id CE4CA385ED4A for ; Mon, 31 Aug 2020 05:49:40 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org CE4CA385ED4A Received: from pps.filterd (m0098413.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 07V5Wa8x174851; Mon, 31 Aug 2020 01:49:40 -0400 Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com with ESMTP id 338t8f1mjg-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 31 Aug 2020 01:49:40 -0400 Received: from m0098413.ppops.net (m0098413.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.36/8.16.0.36) with SMTP id 07V5Wb6s174854; Mon, 31 Aug 2020 01:49:39 -0400 Received: from ppma03ams.nl.ibm.com (62.31.33a9.ip4.static.sl-reverse.com [169.51.49.98]) by mx0b-001b2d01.pphosted.com with ESMTP id 338t8f1mj0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 31 Aug 2020 01:49:39 -0400 Received: from pps.filterd (ppma03ams.nl.ibm.com [127.0.0.1]) by ppma03ams.nl.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 07V5R9VC001755; Mon, 31 Aug 2020 05:49:38 GMT Received: from b06avi18626390.portsmouth.uk.ibm.com (b06avi18626390.portsmouth.uk.ibm.com [9.149.26.192]) by ppma03ams.nl.ibm.com with ESMTP id 337en89t35-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 31 Aug 2020 05:49:38 +0000 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06avi18626390.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 07V5m4Yj19530188 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 31 Aug 2020 05:48:04 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id D75F142045; Mon, 31 Aug 2020 05:49:35 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 53E7F4203F; Mon, 31 Aug 2020 05:49:34 +0000 (GMT) Received: from KewenLins-MacBook-Pro.local (unknown [9.197.253.183]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Mon, 31 Aug 2020 05:49:34 +0000 (GMT) Subject: PING [PATCH 1/4] unroll: Add middle-end unroll factor estimation To: GCC Patches Cc: Bill Schmidt , Richard Biener , Segher Boessenkool References: <763e39c6-b3b3-f1ce-484b-e864d28d9fb4@linux.ibm.com> From: "Kewen.Lin" Message-ID: <473aa5db-afcf-96ad-6e58-535b62cec085@linux.ibm.com> Date: Mon, 31 Aug 2020 13:49:32 +0800 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: <763e39c6-b3b3-f1ce-484b-e864d28d9fb4@linux.ibm.com> Content-Type: text/plain; charset=gbk Content-Language: en-US Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-08-31_01:2020-08-28, 2020-08-31 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 mlxlogscore=999 mlxscore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 malwarescore=0 priorityscore=1501 phishscore=0 adultscore=0 bulkscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2008310041 X-Spam-Status: No, score=-2.7 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, KAM_SHORT, MIME_CHARSET_FARAWAY, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 31 Aug 2020 05:49:42 -0000 Hi, I'd like to gentle ping this since IVOPTs part is already to land. https://gcc.gnu.org/pipermail/gcc-patches/2020-May/546698.html BR, Kewen on 2020/5/28 ÏÂÎç8:19, Kewen.Lin via Gcc-patches wrote: > > gcc/ChangeLog > > 2020-MM-DD Kewen Lin > > * cfgloop.h (struct loop): New field estimated_unroll. > * tree-ssa-loop-manip.c (decide_unroll_const_iter): New function. > (decide_unroll_runtime_iter): Likewise. > (decide_unroll_stupid): Likewise. > (estimate_unroll_factor): Likewise. > * tree-ssa-loop-manip.h (estimate_unroll_factor): New declaration. > * tree-ssa-loop.c (tree_average_num_loop_insns): New function. > * tree-ssa-loop.h (tree_average_num_loop_insns): New declaration. >