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From: Bill Longman <bill.longman@gmail.com>
To: gentoo-user@lists.gentoo.org
Subject: Re: [gentoo-user] -march=native
Date: Tue, 29 Jun 2010 15:00:39 -0700	[thread overview]
Message-ID: <4C2A6D07.6000104@gmail.com> (raw)
In-Reply-To: <4C2A95DB.50000@gmx.com>

On 06/29/2010 05:54 PM, Hasan SAHIN wrote:
> Hello all,
> 
> I am using Athlon64 X2 processor with the
> CFLAGS="-march=k8 -O2 -pipe -fomit-frame-pointer" option.
> 
> Can I use the -march=native option instead of that?
> 
> P.S. : I am using x86 stable box.

Depends more on the version of gcc you're using. And you can also add
-msse on the X2. Supposedly there's a -march=k8-sse but in my experience
it was not good. Others may have different experience.



  reply	other threads:[~2010-06-29 22:01 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-06-30  0:54 [gentoo-user] -march=native Hasan SAHIN
2010-06-29 22:00 ` Bill Longman [this message]
2010-06-29 22:01 ` Alex Schuster
2010-06-29 22:03 ` Bill Longman
2010-06-30  1:08   ` Hasan SAHIN
2010-06-29 23:12     ` Bill Longman
2010-06-29 22:07 ` Paul Hartman
2010-06-30  1:09   ` Beau Henderson
2010-06-30  1:54     ` Albert Hopkins
2010-06-30 14:26       ` Paul Hartman
2010-06-30 14:30     ` Paul Hartman
2010-06-30 22:21       ` Beau Henderson
2010-07-04 17:52         ` James Cloos

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