From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by sourceware.org (Postfix) with ESMTPS id E8139384403E; Thu, 13 May 2021 04:41:26 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org E8139384403E IronPort-SDR: EDOiFGto1iXTmy7g0Sn5TYP8jv8zin1h1iYcxT7JBaDHbleOmPSn3DJ6TnbpG2lVKRXutMplLk E2ryhldx8XYw== X-IronPort-AV: E=McAfee;i="6200,9189,9982"; a="263797249" X-IronPort-AV: E=Sophos;i="5.82,296,1613462400"; d="scan'208";a="263797249" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 12 May 2021 21:41:23 -0700 IronPort-SDR: lvHeULbVZ9cNRBBM7bK9HGkTLq2abMLeBgv6T+ZvvSXel9pfPZVqmM7srAPivdJ4qYSKCVu1/k sQA8TuhcMSRA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.82,296,1613462400"; d="scan'208";a="610231822" Received: from scymds02.sc.intel.com ([10.82.73.244]) by orsmga005.jf.intel.com with ESMTP; 12 May 2021 21:41:23 -0700 Received: from gskx-2.sc.intel.com (gskx-2.sc.intel.com [172.25.33.41]) by scymds02.sc.intel.com with ESMTP id 14D4fMMv014233; Wed, 12 May 2021 21:41:23 -0700 Received: by gskx-2.sc.intel.com (Postfix, from userid 10659939) id F07442864701; Wed, 12 May 2021 21:41:22 -0700 (PDT) Date: Wed, 12 May 2021 21:41:22 -0700 To: gcc-patches@gcc.gnu.org, gcc-regression@gcc.gnu.org, hongtao.liu@intel.com Subject: [r12-760 Regression] FAIL: gcc.target/i386/avx-pr94680.c scan-assembler-times (?n)vmov[a-z0-9]*[ \\t]*%xmm[0-9] 12 on Linux/x86_64 User-Agent: Heirloom mailx 12.5 7/5/10 MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Message-Id: <20210513044122.F07442864701@gskx-2.sc.intel.com> From: "sunil.k.pandey" X-Spam-Status: No, score=-3489.2 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, KAM_NUMSUBJECT, SPF_HELO_NONE, SPF_NONE, TXREP autolearn=no 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: Thu, 13 May 2021 04:41:28 -0000 On Linux/x86_64, 94de7e225c1fda079052c3f0725c926437d56c94 is the first bad commit commit 94de7e225c1fda079052c3f0725c926437d56c94 Author: liuhongt Date: Thu Apr 22 15:33:16 2021 +0800 Optimize __builtin_shuffle when it's used to zero the upper bits of the dest. [PR target/94680] caused FAIL: gcc.target/i386/avx-pr94680.c scan-assembler-not pxor FAIL: gcc.target/i386/avx-pr94680.c scan-assembler-times (?n)vmov[a-z0-9]*[ \\t]*%xmm[0-9] 12 with GCC configured with ../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r12-760/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/avx-pr94680.c --target_board='unix{-m32\ -march=cascadelake}'" $ cd {build_dir}/gcc && make check RUNTESTFLAGS="i386.exp=gcc.target/i386/avx-pr94680.c --target_board='unix{-m64\ -march=cascadelake}'" (Please do not reply to this email, for question about this report, contact me at skpgkp2 at gmail dot com)