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Re: [RFC] How to add vector math functions to Glibc


On Tue, 18 Nov 2014, Andrew Senkevich wrote:

> Hi Joseph,
> 
> attached patch now contain versions of vector cos in SSE4, AVX and AVX2 ISAs.
> 
> Because of both AVX and AVX2 versions have vector length 4 there are
> some changes in tests - I put AVX2 make rules in sysdeps makefile and
> its name changed to test-double-vlen4-avx2 , AVX test stay with old
> name, in ULPs file specified both versions.
> 
> If everything is okey, let me know and I will prepare separated
> patches while document about pragma meaning is preparing (we plan to
> add it at last steps).

The overall approach seems reasonable.  I fully expect further revisions 
to be needed to some of the individual patches once they are submitted.

-- 
Joseph S. Myers
joseph@codesourcery.com


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