From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail3-relais-sop.national.inria.fr (mail3-relais-sop.national.inria.fr [192.134.164.104]) by sourceware.org (Postfix) with ESMTPS id DD9303858D32 for ; Mon, 29 Aug 2022 10:41:57 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org DD9303858D32 Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=inria.fr Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=inria.fr DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=inria.fr; s=dc; h=date:message-id:from:to:cc:subject; bh=SAf0F+ok7lBYHLhi44Uw8EeL1/pOL6iwoKC5yLuumZ0=; b=Nw49384BUL0f/GeAl4S/l3wsWMEMR1a16RAZuFUrw3FRSvdlhpCZS1H/ GqhqUg2wB9MIIYmhId/a54GwYSL/KNhds3tPo9Eq6+aUTshmHEyuE3PQF jiO2ckOcqgnB+NsMkmP7y3ote2JGahVmXjEEY6HwWWD7lnAfUKTDtV1GM 0=; Authentication-Results: mail3-relais-sop.national.inria.fr; dkim=none (message not signed) header.i=none; spf=SoftFail smtp.mailfrom=Paul.Zimmermann@inria.fr; spf=None smtp.helo=postmaster@tomate Received-SPF: SoftFail (mail3-relais-sop.national.inria.fr: domain of Paul.Zimmermann@inria.fr is inclined to not designate 152.81.10.51 as permitted sender) identity=mailfrom; client-ip=152.81.10.51; receiver=mail3-relais-sop.national.inria.fr; envelope-from="Paul.Zimmermann@inria.fr"; x-sender="Paul.Zimmermann@inria.fr"; x-conformance=spf_only; x-record-type="v=spf1"; x-record-text="v=spf1 ip4:192.134.164.0/24 mx ~all" Received-SPF: None (mail3-relais-sop.national.inria.fr: no sender authenticity information available from domain of postmaster@tomate) identity=helo; client-ip=152.81.10.51; receiver=mail3-relais-sop.national.inria.fr; envelope-from="Paul.Zimmermann@inria.fr"; x-sender="postmaster@tomate"; x-conformance=spf_only X-IronPort-AV: E=Sophos;i="5.93,272,1654552800"; d="scan'208";a="22310802" Received: from tomate.loria.fr (HELO tomate) ([152.81.10.51]) by mail3-relais-sop.national.inria.fr with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Aug 2022 12:41:52 +0200 Date: Mon, 29 Aug 2022 12:41:51 +0200 Message-Id: From: Paul Zimmermann To: libc-alpha@sourceware.org CC: vincenzo.innocente@cern.ch Subject: Accuracy of Mathematical Functions X-Spam-Status: No, score=-3.3 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_MSPIKE_H3,RCVD_IN_MSPIKE_WL,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE 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, we have updated our comparison after the glibc 2.36 release: https://members.loria.fr/PZimmermann/papers/accuracy.pdf Not much improvement for glibc with respect to 2.35. The main change is that the LLVM library now implements a few correctly-rounded routines in single precision (log, log10, log2, hypot), and hypot in double precision. Paul Zimmermann