From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from esa3.mentor.iphmx.com (esa3.mentor.iphmx.com [68.232.137.180]) by sourceware.org (Postfix) with ESMTPS id CA2E3386F407 for ; Thu, 28 Jan 2021 18:56:31 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org CA2E3386F407 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=codesourcery.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=joseph_myers@mentor.com IronPort-SDR: 66J+sGtSTV8NZ6I3L0zOmCYZ1RSeAZwthyW+nBY7AjpFlR5grpmQO//X4L+AW5EbU2ItWucYf0 67P7FGaaRYH4Rarm7+kGzSv2Q4FA5jGuCPqwfujND/2ilw8WpeniSDEl7UxlS/PtAIqWkJEUAU jjeg9kiyIjVc+zeZBwPyoLUveocltf7uDTxv70EtAS7ZduRmysVw9A+XQ2O5rWqOaBdCAfdwsw LaVEvoOQCvN0oqA+FZFHwLFOfcb4x5B5REElUuGJ7M2OqtuVgWY3lWyXkhBVinZ6zYcWL3dcHl gYs= X-IronPort-AV: E=Sophos;i="5.79,383,1602576000"; d="scan'208";a="57534908" Received: from orw-gwy-02-in.mentorg.com ([192.94.38.167]) by esa3.mentor.iphmx.com with ESMTP; 28 Jan 2021 10:56:30 -0800 IronPort-SDR: lIDyh/7Igip1QC54OkfA3H2Wx1lCgnELfx1gTXLjlnhKgHuG+elPd42v9xUayLkagyYyxUYKzz epNJd5H1nTWrBykMVt+B7wHkwuQrpibrTLZDLoKOeA9AvQ27K+fz81qHb8SD4PHCo6QP729uau dp92OPWcejx+PVy0h6KRrUee8YBblrlXXPZIpK/h5Zn+8ChyRQ7r1++ojewcwX0/1OMSWh4323 mYmQHPqJNRnH2Cpq6hcdM95sqJPv9j4QZ511mwZfEbMtP7VFMK6qAyIz3pqoIxApU3K3thZeW6 aIw= Date: Thu, 28 Jan 2021 18:56:26 +0000 From: Joseph Myers X-X-Sender: jsm28@digraph.polyomino.org.uk To: Paul Zimmermann CC: Subject: Re: [PATCH] Fix the inaccuracy of j0f (BZ 14469) and y0f (BZ 14471) (v3) In-Reply-To: Message-ID: References: User-Agent: Alpine 2.22 (DEB 394 2020-01-19) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" X-Originating-IP: [137.202.0.90] X-ClientProxiedBy: svr-ies-mbx-09.mgc.mentorg.com (139.181.222.9) To svr-ies-mbx-01.mgc.mentorg.com (139.181.222.1) X-Spam-Status: No, score=-3123.7 required=5.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS, KAM_DMARC_STATUS, SPF_HELO_PASS, SPF_PASS, 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: libc-alpha@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 28 Jan 2021 18:56:33 -0000 On Thu, 28 Jan 2021, Paul Zimmermann wrote: > -# the next value generates larger error bounds on x86_64 (binary32) > -j0 0x2.602774p+0 xfail-rounding:ibm128-libgcc I don't think libm test inputs should generally be removed, they're still useful even if other inputs give larger errors. > -# the next value generates larger error bounds on x86_64 (binary32) > -y0 0xd.3432bp-4 Likewise. > +# the next two values yield the largest error (9 ulps) for binary32 (x86_64) > +y0 0x1.33eaacp+5 xfail:binary64 xfail:intel96 The XFAILs should have a comment referencing the corresponding open bug. -- Joseph S. Myers joseph@codesourcery.com