Gentoo Archives: gentoo-dev

From: Matt Turner <mattst88@g.o>
To: gentoo-dev@l.g.o
Subject: Re: [gentoo-dev] Re: CPU use flag detection
Date: Sun, 19 May 2013 16:18:34
Message-Id: CAEdQ38GophfJRqWOFG831TYwMiP81zTd5Nt7V9t11KTbeWsKMw@mail.gmail.com
In Reply to: Re: [gentoo-dev] Re: CPU use flag detection by Alexis Ballier
1 On Sun, May 19, 2013 at 8:47 AM, Alexis Ballier <aballier@g.o> wrote:
2 > On Sat, 18 May 2013 22:31:11 -0400
3 > "Walter Dnes" <waltdnes@××××××××.org> wrote:
4 >
5 > [...]
6 >> ...shouldn't "mmxext" be moved out of use.local.desc into use.desc?
7 >
8 >
9 > all the cpu flags should be global IMHO, regardless of how many packages
10 > use them: we already mask/unmask them globally on arches where they are
11 > irrelevant.
12 >
13 > Alexis.
14
15 Yes, they should. And while we're at it, we should stop naming them
16 differently. (sse4_1 vs sse41)
17
18 Also, since SSE4 isn't a thing (there's SSE4.1, SSE4.2, and SSE4a) we
19 shouldn't have /any/ USE=sse4 in the tree.
20
21 And we should never set up the masks like this:
22 https://bugs.gentoo.org/show_bug.cgi?id=470220