From owner-freebsd-hackers@FreeBSD.ORG Sat Apr 26 21:00:33 2003 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id B529737B401 for ; Sat, 26 Apr 2003 21:00:33 -0700 (PDT) Received: from haldjas.folklore.ee (Haldjas.folklore.ee [193.40.6.121]) by mx1.FreeBSD.org (Postfix) with ESMTP id A8D8943F75 for ; Sat, 26 Apr 2003 21:00:32 -0700 (PDT) (envelope-from narvi@haldjas.folklore.ee) Received: from haldjas.folklore.ee (localhost [127.0.0.1]) by haldjas.folklore.ee (8.12.3/8.11.3) with ESMTP id h3R40O6U043201; Sun, 27 Apr 2003 07:00:24 +0300 (EEST) (envelope-from narvi@haldjas.folklore.ee) Received: from localhost (narvi@localhost)h3R40NFR043198; Sun, 27 Apr 2003 07:00:23 +0300 (EEST) Date: Sun, 27 Apr 2003 07:00:23 +0300 (EEST) From: Narvi To: "M. Warner Losh" In-Reply-To: <20030426.214436.26803767.imp@bsdimp.com> Message-ID: <20030427065621.G40030-100000@haldjas.folklore.ee> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII cc: freebsd-hackers@freebsd.org Subject: Re: x86-64 support X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 27 Apr 2003 04:00:34 -0000 On Sat, 26 Apr 2003, M. Warner Losh wrote: > In message: <20030427064014.H40030-100000@haldjas.folklore.ee> > Narvi writes: > : option USE_PI_DIGITS 100 > > Only if you could implement it with integer math :-) > where's the problem in that ? most mp libs use integer arithmetic, and x86-64 gives you 64x64->128 bit widening multiplies 8-) > Warner >