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 CACE4385700A; Sun, 30 Aug 2020 01:36:00 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org CACE4385700A IronPort-SDR: T5MC46CepMf2FCF7HO7AIeHIA5lsdY1IudMtzSpEbj7t/St9cDAN78UezEtYS7UzzaFcePx+Gw jfEnLMwMF0dA== X-IronPort-AV: E=McAfee;i="6000,8403,9728"; a="221068030" X-IronPort-AV: E=Sophos;i="5.76,369,1592895600"; d="scan'208";a="221068030" X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Aug 2020 18:35:59 -0700 IronPort-SDR: a6JBAIHlSmCrV4EvF1L6iLdy+/SI8aC+auYpxMfk/EcAsEtl/0hIs2lQ90Pe2vhvtiumZduJUg lyDtL4i8GMjQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.76,369,1592895600"; d="scan'208";a="501461625" Received: from scymds02.sc.intel.com ([10.82.73.244]) by fmsmga005.fm.intel.com with ESMTP; 29 Aug 2020 18:35:59 -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 07U1ZxLO015229; Sat, 29 Aug 2020 18:35:59 -0700 Received: by gskx-2.sc.intel.com (Postfix, from userid 10659939) id 3DDBB28662A2; Sat, 29 Aug 2020 18:35:59 -0700 (PDT) Date: Sat, 29 Aug 2020 18:35:59 -0700 To: gcc-patches@gcc.gnu.org, gcc-regression@gcc.gnu.org, jakub@redhat.com Subject: [r11-350 Regression] FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfnmsub[123]+ss 32 on Linux/x86_64 (-m64 -march=cascadelake) 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: <20200830013559.3DDBB28662A2@gskx-2.sc.intel.com> From: "sunil.k.pandey" X-Spam-Status: No, score=-1.1 required=5.0 tests=BAYES_00, KAM_DMARC_STATUS, KAM_LAZY_DOMAIN_SECURITY, 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: Sun, 30 Aug 2020 01:36:06 -0000 On Linux/x86_64, c0c39a765b0714aed36fced6fbba452a6619acb0 is the first bad commit commit c0c39a765b0714aed36fced6fbba452a6619acb0 Author: Jakub Jelinek Date: Wed May 13 11:21:02 2020 +0200 Fold single imm use of a FMA if it is a negation [PR95060] caused FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfmadd[123]+ss 96 FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfmsub[123]+ss 96 FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfnmadd[123]+ss 32 FAIL: gcc.target/i386/l_fma_float_4.c scan-assembler-times vfnmsub[123]+ss 32 with GCC configured with ../../gcc/configure --prefix=/local/skpandey/gccwork/toolwork/gcc-bisect-master/master/r11-350/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/l_fma_float_4.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)