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RE: [PATCH] x86-64: Check FMA_Usable in ifunc-mathvec-avx2.h [BZ #21966]
- From: "Senkevich, Andrew" <andrew dot senkevich at intel dot com>
- To: "H.J. Lu" <hjl dot tools at gmail dot com>, GNU C Library <libc-alpha at sourceware dot org>
- Date: Fri, 18 Aug 2017 13:02:59 +0000
- Subject: RE: [PATCH] x86-64: Check FMA_Usable in ifunc-mathvec-avx2.h [BZ #21966]
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- Dlp-product: dlpe-windows
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- Dlp-version: 10.0.102.7
- References: <20170817230044.GA22607@gmail.com>
> -----Original Message-----
> From: Lu, Hongjiu
> Sent: Friday, August 18, 2017 01:01
> To: GNU C Library <libc-alpha@sourceware.org>
> Cc: Senkevich, Andrew <andrew.senkevich@intel.com>
> Subject: [PATCH] x86-64: Check FMA_Usable in ifunc-mathvec-avx2.h [BZ
> #21966]
>
> Since the AVX2 version of mathvec functions uses FMA, it can only be used when
> FMA is usable.
>
> Any comments?
>
> Andrew, please take a look and check if it should be fixed on branches.
Yes, branches should be fixed also. Thanks.
--
Andrew