From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 32190 invoked by alias); 30 Apr 2013 09:03:34 -0000 Mailing-List: contact libc-ports-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: libc-ports-owner@sourceware.org Received: (qmail 32164 invoked by uid 89); 30 Apr 2013 09:03:32 -0000 X-Spam-SWARE-Status: No, score=-3.9 required=5.0 tests=AWL,BAYES_00,FREEMAIL_FROM,KHOP_THREADED,RCVD_IN_DNSWL_LOW,RCVD_IN_HOSTKARMA_YE,SPF_PASS autolearn=ham version=3.3.1 X-Spam-User: qpsmtpd, 2 recipients Received: from mail-wi0-f180.google.com (HELO mail-wi0-f180.google.com) (209.85.212.180) by sourceware.org (qpsmtpd/0.84/v0.84-167-ge50287c) with ESMTP; Tue, 30 Apr 2013 09:03:31 +0000 Received: by mail-wi0-f180.google.com with SMTP id h11so275706wiv.7 for ; Tue, 30 Apr 2013 02:03:29 -0700 (PDT) MIME-Version: 1.0 X-Received: by 10.194.122.7 with SMTP id lo7mr79802698wjb.48.1367312609655; Tue, 30 Apr 2013 02:03:29 -0700 (PDT) Received: by 10.194.220.39 with HTTP; Tue, 30 Apr 2013 02:03:29 -0700 (PDT) In-Reply-To: <20130430085800.GA31516@domone.kolej.mff.cuni.cz> References: <20130429102739.GE1330@spoyarek.pnq.redhat.com> <20130430085800.GA31516@domone.kolej.mff.cuni.cz> Date: Tue, 30 Apr 2013 09:03:00 -0000 Message-ID: Subject: Re: [PATCH][BZ #14412] Define __sincos_finite as a fast version of sincos From: Siddhesh Poyarekar To: =?ISO-8859-2?B?T25k+GVqIELtbGth?= Cc: Siddhesh Poyarekar , GNU C Library , libc-ports@sourceware.org Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-SW-Source: 2013-04/txt/msg00112.txt.bz2 On 30 April 2013 14:28, Ond=C5=99ej B=C3=ADlka wrote: > Could you add test that input is less than 1000 and 1/1000 away from > multiple of pi? If so call precise version. > Assembly should be precise on these inputs so you do not have to add > -ffast math hack. > I mentioned in the bug report that I'm going to first look at cleaning up the current sincos implementation and then, if necessary, work on this patch. Siddhesh -- http://siddhesh.in