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Re: [PATCH] x86/cpu: Add AVX512_FP16 cpu feature
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From: |
Eduardo Habkost |
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Subject: |
Re: [PATCH] x86/cpu: Add AVX512_FP16 cpu feature |
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Date: |
Wed, 16 Dec 2020 15:00:30 -0500 |
On Thu, Dec 17, 2020 at 06:40:02AM +0800, Cathy Zhang wrote:
> AVX512 Half-precision floating point (FP16) has better performance
> compared to FP32 if the presicion or magnitude requirements are met.
> It's defined as CPUID.(EAX=7,ECX=0):EDX[bit 23].
>
> Refer to
> https://software.intel.com/content/www/us/en/develop/download/\
> intel-architecture-instruction-set-extensions-programming-reference.html
>
> Signed-off-by: Cathy Zhang <cathy.zhang@intel.com>
Queued, thanks!
--
Eduardo