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Re: [PATCH] x86_64: memcpy/memmove family optimized with AVX512

On 13-01-2016 16:10, Senkevich, Andrew wrote:
>> On 12-01-2016 12:13, Andrew Senkevich wrote:
>>> Hi,
>>> here is AVX512 implementations of memcpy, mempcpy, memmove, 
>>> memcpy_chk, mempcpy_chk, memmove_chk.
>>> It shows average improvement more than 30% over AVX versions on KNL 
>>> hardware, performance results attached.
>>> Ok for trunk?
>> It is too late for 2.23, but ok after review for 2.24.
> We would like this patch to be considered for glibc 2.23 since the functionality completes AVX-512 improvements of mem* routines.
> Memset tuned for AVX-512 is already checked in so it looks reasonable to have full support in 2.23.
> Also the changes are strongly AVX-512 specific, not adding any new interfaces so potential risk of the patch is pretty low.
> We already got review comments without any major questions to the patch and fixed version will be ready today.
> Given all this can the patch go to current glibc trunk after review is finished?

Right, as I talked with Carlos in IRC I will let x86 maintainers have the final
word on this inclusion.

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