From owner-freebsd-amd64@FreeBSD.ORG Mon Mar 3 18:33:24 2008 Return-Path: Delivered-To: freebsd-amd64@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 0DD4C1065670 for ; Mon, 3 Mar 2008 18:33:24 +0000 (UTC) (envelope-from peterjeremy@optushome.com.au) Received: from mail16.syd.optusnet.com.au (mail16.syd.optusnet.com.au [211.29.132.197]) by mx1.freebsd.org (Postfix) with ESMTP id 8EB8B8FC13 for ; Mon, 3 Mar 2008 18:33:23 +0000 (UTC) (envelope-from peterjeremy@optushome.com.au) Received: from server.vk2pj.dyndns.org (c220-239-20-82.belrs4.nsw.optusnet.com.au [220.239.20.82]) by mail16.syd.optusnet.com.au (8.13.1/8.13.1) with ESMTP id m23IXKCt019750 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 4 Mar 2008 05:33:21 +1100 Received: from server.vk2pj.dyndns.org (localhost.vk2pj.dyndns.org [127.0.0.1]) by server.vk2pj.dyndns.org (8.14.2/8.14.1) with ESMTP id m23IXJqJ077342; Tue, 4 Mar 2008 05:33:19 +1100 (EST) (envelope-from peter@server.vk2pj.dyndns.org) Received: (from peter@localhost) by server.vk2pj.dyndns.org (8.14.2/8.14.2/Submit) id m23IXJBu077341; Tue, 4 Mar 2008 05:33:19 +1100 (EST) (envelope-from peter) Date: Tue, 4 Mar 2008 05:33:19 +1100 From: Peter Jeremy To: Jean-Yves Moulin Message-ID: <20080303183319.GG90593@server.vk2pj.dyndns.org> References: <47CBF364.4030905@kewego.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="4ZLFUWh1odzi/v6L" Content-Disposition: inline In-Reply-To: <47CBF364.4030905@kewego.com> X-PGP-Key: http://members.optusnet.com.au/peterjeremy/pubkey.asc User-Agent: Mutt/1.5.17 (2007-11-01) Cc: freebsd-amd64@freebsd.org Subject: Re: kernel module and float X-BeenThere: freebsd-amd64@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Porting FreeBSD to the AMD64 platform List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Mar 2008 18:33:24 -0000 --4ZLFUWh1odzi/v6L Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Mar 03, 2008 at 01:47:32PM +0100, Jean-Yves Moulin wrote: >Is that normal ? Do I need to use something special in order to use float= =20 >into kernel ? How can I solve this ? Floating point is not supported in any FreeBSD kernel. The code to save FP state on userland to kernel transitions does not exist. FP state is only saves across userland to userland transitions. --=20 Peter Jeremy Please excuse any delays as the result of my ISP's inability to implement an MTA that is either RFC2821-compliant or matches their claimed behaviour. --4ZLFUWh1odzi/v6L Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.4 (FreeBSD) iD8DBQFHzERv/opHv/APuIcRApEAAJ4r4swjKaSyNf9FIrroWbhalFq3dwCfXeri G5qgtj2an090sLt35AxkCJA= =SBuS -----END PGP SIGNATURE----- --4ZLFUWh1odzi/v6L--