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Re: [PATCH] x86: Set Prefer_No_VZEROUPPER if AVX512ER is available
- From: Florian Weimer <fweimer at redhat dot com>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>, GNU C Library <libc-alpha at sourceware dot org>
- Date: Mon, 17 Apr 2017 22:06:52 +0200
- Subject: Re: [PATCH] x86: Set Prefer_No_VZEROUPPER if AVX512ER is available
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On 04/17/2017 09:54 PM, H.J. Lu wrote:
Since AVX512ER is unique to Xeon Phi, set Prefer_No_VZEROUPPER if
AVX512ER is available.
This approach doesn't seem very future-proof to me.
Thanks,
Florian