From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.15]) by sourceware.org (Postfix) with ESMTPS id CDC5A3858C98; Wed, 27 Mar 2024 22:07:52 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org CDC5A3858C98 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=ecsmtp.sh.intel.com Authentication-Results: sourceware.org; spf=none smtp.mailfrom=ecsmtp.sh.intel.com ARC-Filter: OpenARC Filter v1.0.0 sourceware.org CDC5A3858C98 Authentication-Results: server2.sourceware.org; arc=none smtp.remote-ip=198.175.65.15 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1711577274; cv=none; b=rRDm00wA8Qw8ta74KIQlDZCsxw+c6iqsO8qAKDThtRBSsahOL9fPQpMn/yCEiETsRhw7oFflb0sugFWLpL7NW+1oOwVAebfxe6cbGJUcnYLokJFMmCgP3WlDJf/u1laiC7NpRXlDAb4qRdKMHx98fQHLWOlO0AX7FebmVXOpFaQ= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1711577274; c=relaxed/simple; bh=fBBtQCilDgYtU7bS8wxtqV3Nwdr9shu7CnmUzHEfItM=; h=From:Message-Id:Date:To:Subject; b=MNZk+kixEjmNkh/XUmqXhKDzGzypa/YcWk80BeFQ5oIMyyzNcfSmmgAJvu0gIka32ne643bjFPoaTpYHYH8VasN+PB5/aqlEEwB482HJg1Le+V28Lb/DT+uxIlYKeKGyAf2loj/XNaaiell5u1mkwd3mVDirr/CU8Dw2Al+Jhd4= ARC-Authentication-Results: i=1; server2.sourceware.org X-CSE-ConnectionGUID: jD9QfIpzQfS3FVWVdHcJIA== X-CSE-MsgGUID: Et89NmW9RmGPx0m4fp56eQ== X-IronPort-AV: E=McAfee;i="6600,9927,11026"; a="10514630" X-IronPort-AV: E=Sophos;i="6.07,160,1708416000"; d="scan'208";a="10514630" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa107.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Mar 2024 15:07:49 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,160,1708416000"; d="scan'208";a="47646709" Received: from shvmail03.sh.intel.com ([10.239.245.20]) by fmviesa001.fm.intel.com with ESMTP; 27 Mar 2024 15:07:47 -0700 Received: from shliclel4214.sh.intel.com (shliclel4214.sh.intel.com [10.239.240.214]) by shvmail03.sh.intel.com (Postfix) with ESMTP id 20B6C100915C; Thu, 28 Mar 2024 06:07:47 +0800 (CST) Received: from shliclel4214.sh.intel.com (localhost [127.0.0.1]) by shliclel4214.sh.intel.com (8.16.1/8.12.8/MailSET/client) with ESMTP id 42RM57u3614439; Thu, 28 Mar 2024 06:05:07 +0800 Received: (from haochenj@localhost) by shliclel4214.sh.intel.com (8.16.1/8.16.1/Submit) id 42RM56ia614438; Thu, 28 Mar 2024 06:05:06 +0800 From: "haochen.jiang" Message-Id: <202403272205.42RM56ia614438@shliclel4214.sh.intel.com> Date: Thu, 28 Mar 2024 06:05:06 +0800 To: segher@kernel.crashing.org, gcc-regression@gcc.gnu.org, gcc-patches@gcc.gnu.org, haochen.jiang@intel.com Subject: [r14-9692 Regression] FAIL: gcc.target/i386/pr101950-2.c scan-assembler-times \txor[ql]\t 2 on Linux/x86_64 User-Agent: s-nail v14.9.22 X-Spam-Status: No, score=-0.5 required=5.0 tests=BAYES_00,KAM_DMARC_STATUS,KAM_LAZY_DOMAIN_SECURITY,KAM_NUMSUBJECT,KAM_SHORT,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_NONE,TXREP autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On Linux/x86_64, 839bc42772ba7af66af3bd16efed4a69511312ae is the first bad commit commit 839bc42772ba7af66af3bd16efed4a69511312ae Author: Segher Boessenkool Date: Wed Mar 27 14:09:52 2024 +0000 combine: Don't combine if I2 does not change caused FAIL: gcc.target/i386/pr101950-2.c scan-assembler-times \txor[ql]\t 2 with GCC configured with ../../gcc/configure --prefix=/export/users/haochenj/src/gcc-bisect/master/master/r14-9692/usr --enable-clocale=gnu --with-system-zlib --with-demangler-in-ld --with-fpmath=sse --enable-languages=c,c++,fortran --enable-cet --without-isl --enable-libmpx x86_64-linux --disable-bootstrap To reproduce: $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101950-2.c --target_board='unix{-m64}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/pr101950-2.c --target_board='unix{-m64\ -march=cascadelake}'" (Please do not reply to this email, for question about this report, contact me at haochen dot jiang at intel.com.) (If you met problems with cascadelake related, disabling AVX512F in command line might save that.) (However, please make sure that there is no potential problems with AVX512.)