[RFC PATCH v0] PPC64: Implement POWER Architecure Vector Function ABI.

Tulio Magno Quites Machado Filho tuliom@linux.ibm.com
Mon Feb 24 18:27:00 GMT 2020


Jakub Jelinek <jakub@redhat.com> writes:

> On Sun, Feb 23, 2020 at 10:55:53AM -0600, Bill Schmidt wrote:
>> > If/when it becomes necessary to have 'c' variants of functions, then a new version of
>> > the Vector Function ABI document will be created. And GLIBC and GCC modifications to
>> > comply with that new ABI will be made then.
>> 
>> Though I'm usually uncomfortable with kicking the can down the road on these
>> sorts of things, I can probably be convinced in this case.  Tulio and I were
>> wondering why the libmvec interface doesn't make use of ifunc capability for
>> this sort of thing.  Something to look into when more advanced implementations
>> are added later, I guess, and a valid reason to not lock ourselves into the
>> 'c' ABI today.
>
> Tulio, any concerns?

No. I agree to remove 'c' from the ABI now.

Thanks!

-- 
Tulio Magno



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