Gentoo Archives: gentoo-dev

From: Christian Heim <phreak@g.o>
To: gentoo-dev@l.g.o
Subject: Re: Recommended -march settings [was: Re: [gentoo-dev] CFLAGS paragraph submission for the GWN]
Date: Sat, 14 Oct 2006 11:16:54
Message-Id: 200610141312.03224.phreak@gentoo.org
In Reply to: Re: Recommended -march settings [was: Re: [gentoo-dev] CFLAGS paragraph submission for the GWN] by Wernfried Haas
1 On Saturday, 14. October. 2006 11:46, Wernfried Haas wrote:
2 > On Sat, Oct 14, 2006 at 05:16:29AM -0400, Mike Frysinger wrote:
3 > > On Saturday 14 October 2006 04:49, Sebastian Bergmann wrote:
4 > > > Do we have an official list of recommended -march settings somewhere?
5 > >
6 > > [..]
7 > > but what you actually want is a list that tells you what cpu value to
8 > > pass to -march/-mtune based upon the product name of the processor you're
9 > > running
10 >
11 > What about creating an official document for both -march/mtune and
12 > CFLAGS settings for different CPUs? If some other people like the idea
13 > and no one else volunteers i can go poke the different arch teams,
14 > toolchain folks and whoever else may be involved about it and compile
15 > a list based on their input.
16
17 I would really like that, I've searched for such a list some times in the past
18 and the closest I could come up with is freehackers.orgĀ¹ and the cflags.sh
19 script in the forums.
20
21 TIA, Christian
22
23 [1] http://www.freehackers.org/gentoo/gccflags/
24
25 --
26 Christian Heim <phreak at gentoo.org>
27 GPG key ID: 9A9F68E6
28 Fingerprint: AEC4 87B8 32B8 4922 B3A9 DF79 CAE3 556F 9A9F 68E6