Date: Thu, 5 May 2005 00:32:13 +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: <20050504223213.GA1799@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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--8t9RHnE3ZwKMSgU+ 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. This would explain the SIGFPEs if an asynchronous trap is > causing the area just past the end of the stack to be overwritten, > since only 8 bytes of stack are reserved. I'll take a closer > look in a week or so... Argh... That fixed it for me indeed. :-P Marc --8t9RHnE3ZwKMSgU+ Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFCeU1tezjnobFOgrERAmCkAJ95SXRm63HbjGHpmOXToOoUu0vQgACdEUGA evbf0OBuKh04ldCOxA3UxUM= =RWwY -----END PGP SIGNATURE----- --8t9RHnE3ZwKMSgU+--
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