From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Delivered-To: caml-list@yquem.inria.fr Received: from concorde.inria.fr (concorde.inria.fr [192.93.2.39]) by yquem.inria.fr (Postfix) with ESMTP id B3D11BC48 for ; Sun, 10 Apr 2005 14:32:36 +0200 (CEST) Received: from smtp003.mail.ukl.yahoo.com (smtp003.mail.ukl.yahoo.com [217.12.11.34]) by concorde.inria.fr (8.13.0/8.13.0) with SMTP id j3ACWanE013191 for ; Sun, 10 Apr 2005 14:32:36 +0200 Received: from unknown (HELO ?83.114.111.217?) (sejourne?kevin@83.114.111.217 with plain) by smtp003.mail.ukl.yahoo.com with SMTP; 10 Apr 2005 12:32:35 -0000 Message-ID: <42593B4D.2040601@yahoo.fr> Date: Sun, 10 Apr 2005 14:42:21 +0000 From: sejourne_kevin User-Agent: Mozilla Thunderbird 1.0.2 (X11/20050331) X-Accept-Language: fr, en MIME-Version: 1.0 Cc: caml-list@yquem.inria.fr Subject: Re: [Caml-list] float precision on AMD64 References: <2a1a1a0c0504091814876c24a@mail.gmail.com> <42588430.3060105@rftp.com> <425914C2.1010101@yahoo.fr> <4259157C.5090400@exomi.com> In-Reply-To: <4259157C.5090400@exomi.com> X-Enigmail-Version: 0.90.2.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 8bit X-Miltered: at concorde with ID 42591CE4.000 by Joe's j-chkmail (http://j-chkmail.ensmp.fr)! X-Spam: no; 0.00; caml-list:01 rounding:01 wrote:01 slower:01 expression:01 logical:01 float:03 float:03 suspect:07 evaluation:09 reasonably:09 bit:10 point:11 interfere:13 tag:14 X-Spam-Checker-Version: SpamAssassin 3.0.2 (2004-11-16) on yquem.inria.fr X-Spam-Status: No, score=0.0 required=5.0 tests=none autolearn=disabled version=3.0.2 X-Spam-Level: Ville-Pertti Keinonen wrote : > [..] For floating point, I > suspect that any reasonably fast way of handling a tag bit would > interfere with rounding. > Do you want to say that one small logical operation (' and ' or ' shift') after the evaluation of an expression ' float ' will be slower than the management of it box? Kévin.