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Re: [PATCH] PPC64: First in the series of patches implementing POWER8 vector math.

GT <> writes:

>> I think you need to have explicit buy-in from powerpc toolchain
>> maintainers that the ABI you have chosen is the desired one for this
>> purpose, agreed for use by any toolchain that wishes to be able to use
>> this functionality.
> Tulio and/or Bill:
> Can you confirm that the POWER8 Vector Function ABI will match the
> SSE ISA sections of x86_64 Vector Function ABI?

Not yet.
We need to clarify the concerns that have been raised in your previous thread:

We can only confirm the ABI after having answers to all those questions.

>>Please also confirm the GCC version that implements
>> the ABI in question (when given the pragmas / attributes in the header you
>> add). To be clear, this information should be part of the commit message
>> (in every version of the patch submission), not just in a one-off reply to
>> this message.
> Patches going foward will include information on the minimum GCC version
> required for POWER8 libmvec.
> However:
> Tulio and/or Bill:
> Please affirm my understanding that at present GCC does NOT
> yet implement the Vector Function ABI for POWER8.

That's correct.

Tulio Magno

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