Gentoo Archives: gentoo-user

From: Alexander Kapshuk <alexander.kapshuk@×××××.com>
To: Gentoo mailing list <gentoo-user@l.g.o>
Subject: Re: [gentoo-user] USE-flags description?
Date: Sun, 01 Feb 2015 19:01:21
Message-Id: CAJ1xhMWPWNe51T1iYOQ73ALmVmVhEnDg2QUWUhWVhMvpEdGu4A@mail.gmail.com
In Reply to: [gentoo-user] USE-flags description? by Jarry
1 On Sun, Feb 1, 2015 at 7:36 PM, Jarry <mr.jarry@×××××.com> wrote:
2
3 > Hi Gentoo-users,
4 >
5 > where can I find description of *all* USE flags? I checked
6 > /usr/portage/profiles/use.desc and use.local.desc but still
7 > I can not find some...
8 >
9 > cpuinfo2cpuflags-x86 suggested my CPU_FLAGS_X86 should be:
10 > "aes avx mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 ssse3"
11 >
12 > But I'd like to know what they means, but I could not find
13 > any description for "aes" and "popcnt"...
14 >
15 > Jarry
16 >
17 > --
18 > _______________________________________________________________
19 > This mailbox accepts e-mails only from selected mailing-lists!
20 > Everything else is considered to be spam and therefore deleted.
21 >
22 >
23 quse -D aes popcnt
24 local:aes:app-crypt/shishi: Enable AES encryption/checksum types.
25 local:popcnt:dev-libs/marisa: Enable popcnt instruction support
26 cpu_flags_x86.desc:aes: Enable support for Intel's AES instruction set
27 (AES-NI)
28 cpu_flags_x86.desc:popcnt: Enable popcnt instruction support ([abm] or
29 [popcnt] in cpuinfo)

Replies

Subject Author
[gentoo-user] Re: USE-flags description? James <wireless@×××××××××××.com>