render improvements

[Owen Taylor]

On Fri, 2005-04-15 at 20:35 -0400, Zack Rusin wrote:

> > The benchmark numbers you posted look good for the general case but
> > are marginally slower for Over blends, which will probably be 90% of
> > Render usage.  I suspect this is a result of not using the MMX path.
> 
> Right. The super-fancy special casing is not in ;) Once Owen commits the 
> MMX code to xserver we'll merge that back in and I'll add some AltiVec 
> code because we just can't have PPC trailing behind, can we? ;)

This was committed yesterday. (Had to get Soeren to do it for me since
I don't have commit access to the xserver tree, as it turns out.)

Regards,
					Owen

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