From owner-freebsd-threads@FreeBSD.ORG Wed May 4 23:40:30 2005 Return-Path: Delivered-To: freebsd-threads@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 8033A16A4CE; Wed, 4 May 2005 23:40:30 +0000 (GMT) Received: from mailhost.stack.nl (vaak.stack.nl [131.155.140.140]) by mx1.FreeBSD.org (Postfix) with ESMTP id 349E043D1F; Wed, 4 May 2005 23:40:30 +0000 (GMT) (envelope-from marcolz@stack.nl) Received: from hammer.stack.nl (hammer.stack.nl [IPv6:2001:610:1108:5010::153]) by mailhost.stack.nl (Postfix) with ESMTP id E32311F0E1; Thu, 5 May 2005 01:39:25 +0200 (CEST) Received: by hammer.stack.nl (Postfix, from userid 333) id C77C06393; Thu, 5 May 2005 01:39:25 +0200 (CEST) Date: Thu, 5 May 2005 01:39:25 +0200 From: Marc Olzheim To: David Schultz Message-ID: <20050504233925.GA3436@stack.nl> References: <20050504205745.GH76171@stack.nl> <20050504221825.GA22732@VARK.MIT.EDU> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="ZPt4rx8FFjLCG7dd" Content-Disposition: inline In-Reply-To: <20050504221825.GA22732@VARK.MIT.EDU> X-Operating-System: FreeBSD hammer.stack.nl 5.4-STABLE FreeBSD 5.4-STABLE X-URL: http://www.stack.nl/~marcolz/ User-Agent: Mutt/1.5.9i cc: Daniel Eischen cc: Marc Olzheim cc: freebsd-threads@freebsd.org Subject: Re: Floating point exceptions with -pthread X-BeenThere: freebsd-threads@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Threading on FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 04 May 2005 23:40:30 -0000 --ZPt4rx8FFjLCG7dd Content-Type: text/plain; charset=us-ascii Content-Disposition: inline On Wed, May 04, 2005 at 06:18:25PM -0400, David Schultz wrote: > Yeah, that part is fine. The one odd thing I notice as a glance > back at the code is that it uses -12(%ebp) and -16(%ebp) for > temporary storage, instead of using -4(%ebp) and -8(%ebp) like > the double versions. That's probably a cut-and-pasto on my > part. *doh* NetBSD cvsweb /usr/src/lib/libm/arch/i387/s_floorf.S: -----8<---------8<-----------8<----- Revision 1.3.16.1 / (download) - annotate - [select for diffs], Thu Mar 28 22:55:09 2002 UTC (3 years, 1 month ago) by he Branch: netbsd-1-5 CVS Tags: netbsd-1-5-PATCH003 Changes since 1.3: +6 -6 lines Diff to previous 1.3 (colored) next main 1.4 (colored) Pull up revision 1.5 (requested by fvdl): Fix stack usage so that a signal delivered in ceil() or floor() no longer corrupts the stack. -----8<---------8<-----------8<----- Versions before it looked an awful lot like the one we just fixed. :-/ It seems as though a look into the other NetBSD patches might be worthwile... Marc --ZPt4rx8FFjLCG7dd Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFCeV0tezjnobFOgrERAnkVAKDHa3EuK4+msHxn4EznuLLsZ1K8HwCgo4jK 0la8NLb7HtzPCnqS0bI98jI= =qp+2 -----END PGP SIGNATURE----- --ZPt4rx8FFjLCG7dd--