Date: Thu, 5 May 2005 01:39:25 +0200 From: Marc Olzheim <marcolz@stack.nl> To: David Schultz <das@freebsd.org> Cc: freebsd-threads@freebsd.org Subject: Re: Floating point exceptions with -pthread Message-ID: <20050504233925.GA3436@stack.nl> In-Reply-To: <20050504221825.GA22732@VARK.MIT.EDU> References: <20050504205745.GH76171@stack.nl> <Pine.GSO.4.43.0505041741310.498-100000@sea.ntplx.net> <20050504221825.GA22732@VARK.MIT.EDU>
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--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--
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