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DragonFly submit List (threaded) for 2004-11
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Re: [PATCH] Suggested FreeBSD merge


From: Joerg Sonnenberger <joerg@xxxxxxxxxxxxxxxxx>
Date: Sun, 14 Nov 2004 18:44:00 +0100

On Fri, Nov 12, 2004 at 01:39:13PM +0800, Xin LI wrote:
> I think you would interest the patch attached.  This brings FreeBSD
> rev. 1.10 of htonl.S and ntohl.S's changes by David O'Brien, which
> is positive for application performance on 80486 and above.

I'm thinking about providing something similiar to the library page
MacOS X has. I forget the name, but the idea is to provide some pages
mapped by the kernel to a fixed address with optimized code for the
target CPU. Because of the static mapping, it doesn't have the penalty
of Position Independent Code and also can be adjusted without changing
the applications.

Joerg



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