From: Dave Jones <davej@suse.de>
To: Thomas Horsten <thomas@horsten.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
"H . Peter Anvin" <hpa@zytor.com>,
Michael Elizabeth Chastain <mec@shout.net>
Subject: Re: [PATCH] 2.5.69 Changes to Kconfig and i386 Makefile to include support for various K7 optimizations
Date: Wed, 14 May 2003 16:04:49 +0200 [thread overview]
Message-ID: <20030514160449.B28115@suse.de> (raw)
In-Reply-To: <200305071834.26789.thomas@horsten.com>; from thomas@horsten.com on Wed, May 07, 2003 at 06:34:26PM +0100
On Wed, May 07, 2003 at 06:34:26PM +0100, Thomas Horsten wrote:
[ick, backlog]
> I made this patch to support the various K7 model-specific
> optimizations that the later GCC compilers can use.
>
> Please have a look, and pass me any comments.
I don't think this is worth the extra complication. The potential wins
(if any) outweigh the confusion to users who might have no clue as to
what core they have. Additionally, some gcc's got these options wrong.
The athlon4 option was completely wrong for a while for eg.
> I also have the same patch for 2.4, if you are interested it's
> available on my Linux page on http://www.infowares.com/linux
For 2.4, it's an even worse idea IMO.
Dave
--
| Dave Jones. http://www.codemonkey.org.uk
| SuSE Labs
next parent reply other threads:[~2003-05-14 13:52 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <200305071834.26789.thomas@horsten.com>
2003-05-14 14:04 ` Dave Jones [this message]
2003-05-14 18:40 ` [PATCH] 2.5.69 Changes to Kconfig and i386 Makefile to include support for various K7 optimizations Thomas Horsten
2003-05-14 18:55 ` Dave Jones
2003-05-14 16:49 Ray Lee
2003-05-14 17:06 ` Dave Jones
-- strict thread matches above, loose matches on Subject: below --
2003-05-07 19:28 Thomas Horsten
2003-05-07 20:06 ` Ken Witherow
2003-05-07 20:44 ` Thomas Horsten
2003-05-07 21:02 ` Thomas Horsten
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