Gentoo Archives: gentoo-dev

From: Alexey Shvetsov <alexxy@g.o>
To: gentoo-dev@l.g.o
Subject: Re: [gentoo-dev] x32 fun pants
Date: Thu, 15 Sep 2011 20:01:17
Message-Id: 28d0b6ed6e38725a08c800899a13145d@omrb.pnpi.spb.ru
In Reply to: [gentoo-dev] x32 fun pants by Mike Frysinger
1 Hi all!
2
3 Is it accepted for merge into kernel mainline for 3.2?
4 Actualy this abi looks like n32 mips abi.
5
6 PS why not merge all x86 abis into one keyword? because x86_32 x86_64
7 x86_x32 are only abis of x86. Also we dont have different keywords for
8 different mips abis (64bit and 32bit ones)
9
10 On Thu, 15 Sep 2011 15:34:06 -0400, Mike Frysinger wrote:
11 > ive converted my system over to x86/amd64/x32 multilib for funs. but
12 > i can
13 > see how some people wont want all three all the time. so the
14 > question is how
15 > we want to make this available to users at the release/profile level.
16 >
17 > background: x32 is a new ABI that runs on 64bit x86_64 processors.
18 > see [1].
19 > you'll need gcc-4.7+, binutils-2.21.50+, glibc-2.15+, and linux-3.2+.
20 >
21 > KEYWORDS wise, i'd like to avoid having to add "x32" everywhere.
22 > instead,
23 > reusing "amd64". only downside is the existing USE=amd64 behavior,
24 > but we can
25 > address that by making MULTILIB_ABIS a USE_EXPAND (i think this came
26 > up before
27 > with the portage multilib discussion).
28 >
29 > release wise, we could ship a single multilib stage (x86/amd64/x32)
30 > and make
31 > it easy to convert to a subset. that way we still need only one.
32 >
33 > other thoughts ?
34 > -mike
35 >
36 > [1] https://sites.google.com/site/x32abi/
37
38 --
39 Best Regards,
40 Alexey 'Alexxy' Shvetsov
41 Petersburg Nuclear Physics Institute, Russia
42 Department of Molecular and Radiation Biophysics
43 Gentoo Team Ru
44 Gentoo Linux Dev
45 mailto:alexxyum@×××××.com
46 mailto:alexxy@g.o
47 mailto:alexxy@×××××××××××××.ru

Replies

Subject Author
Re: [gentoo-dev] x32 fun pants Mike Frysinger <vapier@g.o>