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Date:      Sun, 13 Feb 2005 10:40:51 -0800
From:      Steve Kargl <sgk@troutmask.apl.washington.edu>
To:        Thomas Krause -CI- <freebsd-amd64@chef-ingenieur.de>
Cc:        freebsd-amd64@freebsd.org
Subject:   Re: -mno-sse -mno-sse2 -mno-mmx -mno-3dnow when compiling kernel
Message-ID:  <20050213184051.GA41566@troutmask.apl.washington.edu>
In-Reply-To: <420F9CA1.4040207@chef-ingenieur.de>
References:  <420F9CA1.4040207@chef-ingenieur.de>

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On Sun, Feb 13, 2005 at 07:29:53PM +0100, Thomas Krause -CI- wrote:
> Hello,
> why are the Switches "-mno-sse -mno-sse2 -mno-mmx -mno-3dnow" are set
> when compiling an amd64 kernel? I think, the CPU supports all thease
> features.
> 

AFAIK, floating point is not permitted in the kernel.  Why would
you need to use sse, sse2, mmx, or 3dnow?

-- 
Steve



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