Patch Detail
get:
Show a patch.
patch:
Update a patch.
put:
Update a patch.
GET /api/patches/818587/?format=api
{ "id": 818587, "url": "http://patchwork.ozlabs.org/api/patches/818587/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/patch/20170926113950.5472-5-krebbel@linux.vnet.ibm.com/", "project": { "id": 17, "url": "http://patchwork.ozlabs.org/api/projects/17/?format=api", "name": "GNU Compiler Collection", "link_name": "gcc", "list_id": "gcc-patches.gcc.gnu.org", "list_email": "gcc-patches@gcc.gnu.org", "web_url": null, "scm_url": null, "webscm_url": null, "list_archive_url": "", "list_archive_url_format": "", "commit_url_format": "" }, "msgid": "<20170926113950.5472-5-krebbel@linux.vnet.ibm.com>", "list_archive_url": null, "date": "2017-09-26T11:39:49", "name": "[4/5] New target check: vect_nopeel", "commit_ref": null, "pull_url": null, "state": "new", "archived": false, "hash": "43ee75894b663247a2f0dfaf57e67bc11df47375", "submitter": { "id": 4421, "url": "http://patchwork.ozlabs.org/api/people/4421/?format=api", "name": "Andreas Krebbel", "email": "krebbel@linux.vnet.ibm.com" }, "delegate": null, "mbox": "http://patchwork.ozlabs.org/project/gcc/patch/20170926113950.5472-5-krebbel@linux.vnet.ibm.com/mbox/", "series": [ { "id": 5112, "url": "http://patchwork.ozlabs.org/api/series/5112/?format=api", "web_url": "http://patchwork.ozlabs.org/project/gcc/list/?series=5112", "date": "2017-09-26T11:39:45", "name": "vect testsuite adjustments for S/390", "version": 1, "mbox": "http://patchwork.ozlabs.org/series/5112/mbox/" } ], "comments": "http://patchwork.ozlabs.org/api/patches/818587/comments/", "check": "pending", "checks": "http://patchwork.ozlabs.org/api/patches/818587/checks/", "tags": {}, "related": [], "headers": { "Return-Path": "<gcc-patches-return-462960-incoming=patchwork.ozlabs.org@gcc.gnu.org>", "X-Original-To": "incoming@patchwork.ozlabs.org", "Delivered-To": [ "patchwork-incoming@bilbo.ozlabs.org", "mailing list gcc-patches@gcc.gnu.org" ], "Authentication-Results": [ "ozlabs.org;\n\tspf=pass (mailfrom) smtp.mailfrom=gcc.gnu.org\n\t(client-ip=209.132.180.131; helo=sourceware.org;\n\tenvelope-from=gcc-patches-return-462960-incoming=patchwork.ozlabs.org@gcc.gnu.org;\n\treceiver=<UNKNOWN>)", "ozlabs.org; dkim=pass (1024-bit key;\n\tunprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org\n\theader.b=\"tOxAbjRs\"; dkim-atps=neutral", "sourceware.org; auth=none" ], "Received": [ "from sourceware.org (server1.sourceware.org [209.132.180.131])\n\t(using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256\n\tbits)) (No client certificate requested)\n\tby ozlabs.org (Postfix) with ESMTPS id 3y1fCj4qtRz9t49\n\tfor <incoming@patchwork.ozlabs.org>;\n\tTue, 26 Sep 2017 21:40:49 +1000 (AEST)", "(qmail 34614 invoked by alias); 26 Sep 2017 11:40:08 -0000", "(qmail 34507 invoked by uid 89); 26 Sep 2017 11:40:07 -0000", "from mx0b-001b2d01.pphosted.com (HELO mx0a-001b2d01.pphosted.com)\n\t(148.163.158.5) by sourceware.org\n\t(qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP;\n\tTue, 26 Sep 2017 11:40:06 +0000", "from pps.filterd (m0098419.ppops.net [127.0.0.1])\tby\n\tmx0b-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id\n\tv8QBdUkB128585\tfor <gcc-patches@gcc.gnu.org>;\n\tTue, 26 Sep 2017 07:40:01 -0400", "from e06smtp12.uk.ibm.com (e06smtp12.uk.ibm.com\n\t[195.75.94.108])\tby mx0b-001b2d01.pphosted.com with ESMTP id\n\t2d7ktvsx8x-1\t(version=TLSv1.2 cipher=AES256-SHA bits=256\n\tverify=NOT)\tfor <gcc-patches@gcc.gnu.org>;\n\tTue, 26 Sep 2017 07:40:01 -0400", "from localhost\tby e06smtp12.uk.ibm.com with IBM ESMTP SMTP\n\tGateway: Authorized Use Only! Violators will be\n\tprosecuted\tfor <gcc-patches@gcc.gnu.org> from\n\t<krebbel@linux.vnet.ibm.com>; Tue, 26 Sep 2017 12:39:59 +0100", "from b06cxnps4074.portsmouth.uk.ibm.com (9.149.109.196)\tby\n\te06smtp12.uk.ibm.com (192.168.101.142) with IBM ESMTP SMTP\n\tGateway: Authorized Use Only! Violators will be prosecuted;\n\tTue, 26 Sep 2017 12:39:56 +0100", "from d06av22.portsmouth.uk.ibm.com (d06av22.portsmouth.uk.ibm.com\n\t[9.149.105.58])\tby b06cxnps4074.portsmouth.uk.ibm.com\n\t(8.14.9/8.14.9/NCO v10.0) with ESMTP id v8QBdusk26083328\tfor\n\t<gcc-patches@gcc.gnu.org>; Tue, 26 Sep 2017 11:39:56 GMT", "from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1])\tby IMSVA\n\t(Postfix) with ESMTP id 5BB3C4C044\tfor <gcc-patches@gcc.gnu.org>;\n\tTue, 26 Sep 2017 12:36:12 +0100 (BST)", "from d06av22.portsmouth.uk.ibm.com (unknown [127.0.0.1])\tby IMSVA\n\t(Postfix) with ESMTP id 41F6E4C040\tfor <gcc-patches@gcc.gnu.org>;\n\tTue, 26 Sep 2017 12:36:12 +0100 (BST)", "from maggie.boeblingen.de.ibm.com (unknown [9.152.212.134])\tby\n\td06av22.portsmouth.uk.ibm.com (Postfix) with ESMTPS\tfor\n\t<gcc-patches@gcc.gnu.org>; Tue, 26 Sep 2017 12:36:12 +0100 (BST)" ], "DomainKey-Signature": "a=rsa-sha1; c=nofws; d=gcc.gnu.org; h=list-id\n\t:list-unsubscribe:list-archive:list-post:list-help:sender:from\n\t:to:subject:date:in-reply-to:references:message-id; q=dns; s=\n\tdefault; b=Briov8MMGyF6CKgNBxYAVWn+OCoki/bhu8FUaBlcqikmoIeR0pxZ5\n\tZfjiZCXfUb29BMSPKCe1Q4TLp+GFjf+J4sChv1Wopmc5jOSZCaMCZoKNT9xwyKgI\n\tP3BTzVCd8gDfWfLFDrjQnmrhy284GJwemQkev0gc/zRdDNVPF2tznQ=", "DKIM-Signature": "v=1; a=rsa-sha1; c=relaxed; d=gcc.gnu.org; h=list-id\n\t:list-unsubscribe:list-archive:list-post:list-help:sender:from\n\t:to:subject:date:in-reply-to:references:message-id; s=default;\n\tbh=dXmQzSmr1WZ4Akreiq7KjgKHdh4=; b=tOxAbjRsmsc/ePOUO/kVLvVhWY/9\n\towoTK84KwuXr3N8K+Nx+BAv0oRj1Tvc6lCAKiGa4vZwfBsZzDn1lNxCWdY/OlBXT\n\tLGgwHZ4zvDskC9HySaMcYz69xLubTzZvfSYgRCoQbkPNf79+d5wWOsChI6BoavfR\n\th3K0TlpGw73Q3GE=", "Mailing-List": "contact gcc-patches-help@gcc.gnu.org; run by ezmlm", "Precedence": "bulk", "List-Id": "<gcc-patches.gcc.gnu.org>", "List-Unsubscribe": "<mailto:gcc-patches-unsubscribe-incoming=patchwork.ozlabs.org@gcc.gnu.org>", "List-Archive": "<http://gcc.gnu.org/ml/gcc-patches/>", "List-Post": "<mailto:gcc-patches@gcc.gnu.org>", "List-Help": "<mailto:gcc-patches-help@gcc.gnu.org>", "Sender": "gcc-patches-owner@gcc.gnu.org", "X-Virus-Found": "No", "X-Spam-SWARE-Status": "No, score=-24.7 required=5.0 tests=AWL, BAYES_00,\n\tGIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3,\n\tKAM_LAZY_DOMAIN_SECURITY,\n\tRCVD_IN_DNSWL_LOW autolearn=ham version=3.3.2 spammy=", "X-HELO": "mx0a-001b2d01.pphosted.com", "From": "Andreas Krebbel <krebbel@linux.vnet.ibm.com>", "To": "gcc-patches@gcc.gnu.org", "Subject": "[PATCH 4/5] New target check: vect_nopeel", "Date": "Tue, 26 Sep 2017 13:39:49 +0200", "In-Reply-To": "<20170926113950.5472-1-krebbel@linux.vnet.ibm.com>", "References": "<20170926113950.5472-1-krebbel@linux.vnet.ibm.com>", "X-TM-AS-GCONF": "00", "x-cbid": "17092611-0008-0000-0000-0000049A2ABC", "X-IBM-AV-DETECTION": "SAVI=unused REMOTE=unused XFE=unused", "x-cbparentid": "17092611-0009-0000-0000-00001E2B74DA", "Message-Id": "<20170926113950.5472-5-krebbel@linux.vnet.ibm.com>", "X-Proofpoint-Virus-Version": "vendor=fsecure engine=2.50.10432:, ,\n\tdefinitions=2017-09-26_04:, , signatures=0", "X-Proofpoint-Spam-Details": "rule=outbound_notspam policy=outbound score=0\n\tspamscore=0 suspectscore=1 malwarescore=0 phishscore=0\n\tadultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx\n\tscancount=1 engine=8.0.1-1707230000\n\tdefinitions=main-1709260171", "X-IsSubscribed": "yes" }, "content": "Without peeling loops for vector alignment the vectorization costs are\nlower and in some cases make the loop vectorizer cover optimizations\nwhich otherwise would be handelt in slp instead.\n\nThis adds a new target check for that purpose.\n\ngcc/testsuite/ChangeLog:\n\n2017-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>\n\n\t* g++.dg/vect/slp-pr56812.cc: Check vect_nopeel.\n\t* lib/target-supports.exp (check_effective_target_vect_nopeel):\n\tNew proc.\n---\n gcc/testsuite/g++.dg/vect/slp-pr56812.cc | 4 +++-\n gcc/testsuite/lib/target-supports.exp | 22 ++++++++++++++++++++++\n 2 files changed, 25 insertions(+), 1 deletion(-)", "diff": "diff --git a/gcc/testsuite/g++.dg/vect/slp-pr56812.cc b/gcc/testsuite/g++.dg/vect/slp-pr56812.cc\nindex 80bdcdd..955b2ef 100644\n--- a/gcc/testsuite/g++.dg/vect/slp-pr56812.cc\n+++ b/gcc/testsuite/g++.dg/vect/slp-pr56812.cc\n@@ -17,4 +17,6 @@ void mydata::Set (float x)\n data[i] = x;\n }\n \n-/* { dg-final { scan-tree-dump-times \"basic block vectorized\" 1 \"slp1\" } } */\n+/* For targets without vector loop peeling the loop becomes cheap\n+ enough to be vectorized. */\n+/* { dg-final { scan-tree-dump-times \"basic block vectorized\" 1 \"slp1\" { target { ! vect_nopeel } } } } */\ndiff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp\nindex 7fdfbbb..686465a 100644\n--- a/gcc/testsuite/lib/target-supports.exp\n+++ b/gcc/testsuite/lib/target-supports.exp\n@@ -3199,6 +3199,28 @@ proc check_effective_target_vect_floatuint_cvt { } {\n return $et_vect_floatuint_cvt_saved($et_index)\n }\n \n+# Return 1 if peeling for alignment is never profitable on the target\n+#\n+\n+proc check_effective_target_vect_nopeel { } {\n+ global et_vect_nopeel_saved\n+ global et_index\n+\n+ if [info exists et_vect_nopeel_saved($et_index)] {\n+\tverbose \"check_effective_target_vect_nopeel: using cached result\" 2\n+ } else {\n+\tset et_vect_nopeel_saved($et_index) 0\n+ if { ([istarget s390*-*-*]\n+\t && [check_effective_target_s390_vx]) } {\n+\t set et_vect_nopeel_saved($et_index) 1\n+ }\n+ }\n+\n+ verbose \"check_effective_target_vect_nopeel:\\\n+\t returning $et_vect_nopeel_saved($et_index)\" 2\n+ return $et_vect_nopeel_saved($et_index)\n+}\n+\n # Return 1 if the target supports #pragma omp declare simd, 0 otherwise.\n #\n # This won't change for different subtargets so cache the result.\n", "prefixes": [ "4/5" ] }