hopefully, last draft of altivec...
Geoff Keating
geoffk@geoffk.org
Tue Nov 13 15:03:00 GMT 2001
Jakub Jelinek <jakub@redhat.com> writes:
> On Wed, Nov 07, 2001 at 02:31:51PM -0500, Aldy Hernandez wrote:
> > at geoff's request, a repost...
>
> If you're changing the PPC ABI, couldn't you add a fixed (and call_used)
> register for use as thread pointer? I mean it is better to change it now
> than to have a myriad of different ABIs (old, Altivec, with-thread-self,
> Altivec-with-thread-self)...
We can't change the published Altivec ABI; it's already implemented in
too many places. There's also some question as to whether you can
implement the Altivec ABI without actually having Altivec instructions
available.
--
- Geoffrey Keating <geoffk@geoffk.org> <geoffk@redhat.com>
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