Bug#198158: architecture i386 isn't i386 anymore
On Fri, Jun 27, 2003 at 02:08:46PM -0400, Nathanael Nerode wrote:
> >* what opcodes need to be emulated?
> <snip>
> > * all 386->486 opcodes (there's just a few of them, right?)
> This is the correct answer. :-) Then all programs can be compiled with
> gcc --arch=i486 --tune=i686 (which should probably be mandated as the
> standard, in fact).
>
> >* do you need SMP on 80386? Is there even such thing as 80386 SMP
> > machines? Not requiring SMP support would make the ABI change
> > trivial...
> I think there is no such thing as SMP for 80386.
There is afaik. Not in widespread use though, and the Linux kernel
hasn't been ported to that hardware. I think we can safely ignore
this hardware without stepping on anyone's toes...
/David
--
/) David Weinehall <tao@acc.umu.se> /) Northern lights wander (\
// Maintainer of the v2.0 kernel // Dance across the winter sky //
\) http://www.acc.umu.se/~tao/ (/ Full colour fire (/
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