Date: Sun, 20 Jul 2003 07:16:31 -0400 (EDT) From: Daniel Eischen <eischen@vigrid.com> To: Marcel Moolenaar <marcel@xcllnt.net> Cc: alpha@FreeBSD.org Subject: Re: cvs commit: src/lib Makefile Message-ID: <Pine.GSO.4.10.10307200713150.91-100000@pcnet5.pcnet.com> In-Reply-To: <20030720053918.GB2973@athlon.pn.xcllnt.net>
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On Sat, 19 Jul 2003, Marcel Moolenaar wrote: > On Sun, Jul 20, 2003 at 01:06:59AM -0400, Daniel Eischen wrote: > > Here's a test program: > > > > http://people.freebsd.org/~deischen/ucontext/test_context.c > > Excellent. Comes in handy for me as well. > > BTW: The 3rd makecontext() fails on ia64 because only 8 arguments > are allowed. This is a technical limitation (the first 8 arguments > are passed in registers, the remaining on the stack) -- it makes > the implementation simpler. Linux has the same limitation. I should have made the same limitation on the alpha which has the first 6 args in registers and the remaining on the stack. The implementation was a bit harder because of that. -- Dan Eischenhome | help
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