From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by sourceware.org (Postfix) with ESMTPS id 3E74E3858D20 for ; Fri, 14 Apr 2023 01:34:45 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 3E74E3858D20 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=linux.ibm.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=linux.ibm.com Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 33E1HdQZ003721; Fri, 14 Apr 2023 01:34:43 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=pp1; bh=VEzF2nSuBivE55vAxjYvmXNnNN6VhtKNHjn0zK+65Bw=; b=X8H5S8oa92hUQZA/Y+EIeYQm06fWBIvXXk1CTawXkaQO1zj0ywd7phpSGIskFhcICeDA Rf2jL9m3enymPOv+tHNMvERErvr28TsPTdmsgJ7IJ//fsfiey0F3KJajD7GtsUApJ78c ljai0Tf37ezCQ6qmQeyO2Ef1fXVnFaoPjLfnt+wdIiytOyPpXoqapQG1a5AR09BFEeCB yVx8ic/EkmNzTuSwaFpLv8GATKTLBRxaBWM6nbeS/WEP/v3JGGSXXDjjbYbNFsmWa6kD AiaIbdmHQkJ0CmOU5gGHBt76fOi1Ye7GI0FpqQEs4qaVqVY3oAQLFeVmyvfFoVrvrTti bw== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3pxw1srcyw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 14 Apr 2023 01:34:43 +0000 Received: from m0098404.ppops.net (m0098404.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 33E1Kacr016596; Fri, 14 Apr 2023 01:34:42 GMT Received: from ppma05fra.de.ibm.com (6c.4a.5195.ip4.static.sl-reverse.com [149.81.74.108]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3pxw1srcxd-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 14 Apr 2023 01:34:42 +0000 Received: from pps.filterd (ppma05fra.de.ibm.com [127.0.0.1]) by ppma05fra.de.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 33E1U26P001540; Fri, 14 Apr 2023 01:34:40 GMT Received: from smtprelay07.fra02v.mail.ibm.com ([9.218.2.229]) by ppma05fra.de.ibm.com (PPS) with ESMTPS id 3pu0fvttss-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Fri, 14 Apr 2023 01:34:40 +0000 Received: from smtpav04.fra02v.mail.ibm.com (smtpav04.fra02v.mail.ibm.com [10.20.54.103]) by smtprelay07.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 33E1YakZ21103244 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 14 Apr 2023 01:34:36 GMT Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9629A2004B; Fri, 14 Apr 2023 01:34:36 +0000 (GMT) Received: from smtpav04.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id BC5EB20043; Fri, 14 Apr 2023 01:34:34 +0000 (GMT) Received: from [9.197.230.146] (unknown [9.197.230.146]) by smtpav04.fra02v.mail.ibm.com (Postfix) with ESMTP; Fri, 14 Apr 2023 01:34:34 +0000 (GMT) Message-ID: <84c7ea10-5f15-03b8-3354-487665e7e409@linux.ibm.com> Date: Fri, 14 Apr 2023 09:34:33 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.9.0 Subject: Re: [PATCH, rs6000] xfail float128 comparison test case that fails on powerpc64 [PR108728] Content-Language: en-US To: "Kewen.Lin" Cc: Segher Boessenkool , David , Peter Bergner , gcc-patches References: From: HAO CHEN GUI In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: Iqcl5ic30LLJzmwZfcag5UBRqF35xQy5 X-Proofpoint-ORIG-GUID: UL9hLXqbcwXSZclDW_JEQQ71vsGzgNZA X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-04-13_18,2023-04-13_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxlogscore=999 mlxscore=0 clxscore=1015 suspectscore=0 bulkscore=0 malwarescore=0 phishscore=0 priorityscore=1501 adultscore=0 lowpriorityscore=0 spamscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2303200000 definitions=main-2304140012 X-Spam-Status: No, score=-5.7 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_EF,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: Hi Kewen, 在 2023/4/13 16:32, Kewen.Lin 写道: > xfail all powerpc*-*-* can have some XPASSes on those ENVs with > software emulation. Since the related hw insn xscmpuqp is guarded > with TARGET_FLOAT128_HW, could we use the effective target > ppc_float128_hw instead? Thanks for your review comments. It's tricky. It invokes "__lekf2" with "-mno-float128_hw". But it doesn't always pass the check. With math library on P8, it can. With the library on P9, it fails. So it's totally depended on the version of library which is not controlled by GCC. What's your opinion? Test result on P9 make check-gcc-c RUNTESTFLAGS="--target_board=unix'{-mno-float128-hardware}' dg-torture.exp=float128-cmp-invalid.c" FAIL: gcc.dg/torture/float128-cmp-invalid.c -O0 execution test FAIL: gcc.dg/torture/float128-cmp-invalid.c -O1 execution test FAIL: gcc.dg/torture/float128-cmp-invalid.c -O2 execution test FAIL: gcc.dg/torture/float128-cmp-invalid.c -O3 -g execution test FAIL: gcc.dg/torture/float128-cmp-invalid.c -Os execution test FAIL: gcc.dg/torture/float128-cmp-invalid.c -O2 -flto -fno-use-linker-plugin -flto-partition=none execution test FAIL: gcc.dg/torture/float128-cmp-invalid.c -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects execution test === gcc Summary === # of expected passes 7 # of unexpected failures 7 Gui Haochen Thanks