[M3commit] CVS Update: cm3

[Jay Krell]

CVSROOT:	/usr/cvs
Changes by:	jkrell at birch.	09/01/30 16:28:35

Modified files:
	cm3/m3-libs/m3core/src/context/: context.c context.h 

Log message:
	use pushad/popad, and keep registers as all size_t, only change the type of esp for convenience via  a local; note that real NT386/Cygwin usermode threads should use Win32 fibers, this is just a prototype that maybe could be applied to OpenBSD/x86 and proof of concept of how difficult/possible the context APIs are to implement -- very difficult actually, just that x86 is familiar