From: | "Michał Górny" <mgorny@g.o> | ||
---|---|---|---|
To: | Mike Gilbert <floppym@g.o> | ||
Cc: | Gentoo Dev <gentoo-dev@l.g.o> | ||
Subject: | Re: [gentoo-dev] Augmenting the CPU_FLAGS_X86 list and creating CPU_FLAGS_PPC + CPU_FLAGS_ARM | ||
Date: | Tue, 02 Aug 2016 13:29:35 | ||
Message-Id: | 20160802152601.31cca71c.mgorny@gentoo.org | ||
In Reply to: | Re: [gentoo-dev] Augmenting the CPU_FLAGS_X86 list and creating CPU_FLAGS_PPC + CPU_FLAGS_ARM by Mike Gilbert |
1 | On Mon, 1 Aug 2016 17:15:41 -0400 |
2 | Mike Gilbert <floppym@g.o> wrote: |
3 | |
4 | > On Mon, Aug 1, 2016 at 5:08 PM, David Seifert <soap@g.o> wrote: |
5 | > > Dear friends, |
6 | > > while version bumping sci-libs/fftw, I've noticed our CPU_FLAGS_X86 |
7 | > > list could be expanded a bit: |
8 | > > |
9 | > > avx512 - introduced with Skylake and Knights Landing |
10 | > |
11 | > According to Wikipedia, "AVX-512 consists of multiple extensions not |
12 | > all meant to be supported by all processors implementing them." |
13 | > |
14 | > https://en.wikipedia.org/wiki/AVX-512 |
15 | > |
16 | > https://en.wikipedia.org/wiki/CPUID#EAX.3D7.2C_ECX.3D0:_Extended_Features |
17 | |
18 | Also https://bugs.gentoo.org/show_bug.cgi?id=588628. |
19 | |
20 | -- |
21 | Best regards, |
22 | Michał Górny |
23 | <http://dev.gentoo.org/~mgorny/> |
Subject | Author |
---|---|
Re: [gentoo-dev] Augmenting the CPU_FLAGS_X86 list and creating CPU_FLAGS_PPC + CPU_FLAGS_ARM | Mart Raudsepp <leio@g.o> |