Date: Fri, 11 Jan 2002 23:10:43 -0700 From: Nate Williams <nate@yogotech.com> To: Bruce Evans <bde@zeta.org.au> Cc: Nate Williams <nate@yogotech.com>, Alfred Perlstein <bright@mu.org>, Terry Lambert <tlambert2@mindspring.com>, Daniel Eischen <eischen@pcnet1.pcnet.com>, Dan Eischen <eischen@vigrid.com>, Peter Wemm <peter@wemm.org>, Archie Cobbs <archie@dellroad.org>, <arch@FreeBSD.ORG> Subject: Re: Request for review: getcontext, setcontext, etc Message-ID: <15423.54115.618546.829831@caddis.yogotech.com> In-Reply-To: <20020112152113.M4578-100000@gamplex.bde.org> References: <15423.18986.412590.932780@caddis.yogotech.com> <20020112152113.M4578-100000@gamplex.bde.org>
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> > I don't know what Bruce is saying anymore. I do know that a DIVBYZERO > > exception is no longer generated (by default). Whether or not it can be > > correctly generated/caught is another story. > > % RCS file: /home/ncvs/src/sys/i386/include/npx.h,v > % Working file: npx.h > % head: 1.23 > % ... > % ---------------------------- > % revision 1.18 > % date: 2000/03/10 17:56:33; author: cracauer; state: Exp; lines: +5 -35 > % branches: 1.18.2; > % Change the default FPU control word so that exceptions for new > % processes are now masked until set by fpsetmask(3). > % > % Submitted by: bde > % Approved by: jkh, bde > % ---------------------------- > > Even casual observers should have noticed the the thread from hell before > this commit, although it was only half as long as the current one. I remember this, but like I said, I'm not sure if it can be correctly dealt with assuming a modified mask. Nate To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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