Re: [Xen-devel] [PATCH] x86/cpuid: Add AVX512_4VNNIW and AVX512_4FMAPS support

[Andrew Cooper <andrew.cooper3@xxxxxxxxxx>]

On 18/11/16 05:48, He Chen wrote:
> Add two new AVX512 subfeatures support for guest.
>
> AVX512_4VNNIW:
> Vector instructions for deep learning enhanced word variable precision.
>
> AVX512_4FMAPS:
> Vector instructions for deep learning floating-point single precision.
>
> Signed-off-by: Luwei Kang <luwei.kang@xxxxxxxxx>
> Signed-off-by: He Chen <he.chen@xxxxxxxxxxxxxxx>

I was wondering when this leaf was going to appear.

Please also tweak tools/misc/xen-cpuid.c to cope with the new leaf.

~Andrew

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