[ODE] Some SSE in Quick step

[GARY VANSICKLE]

> One can put conditionnal compilation (#if ) to include optimized
> assembly for particular architectures (SSE, 3dnow, ...) that can be
> portable between OS (ODE runs on many other OS than windows), and
> between hard architectures (the 'assembly' (or what you want else) code
> will be compiled only on the matching architecture).

..and then you spend the rest of your life explaining to customers why the
binary compiled with 3DNOW! doesn't work on an PIII.  It has to be a
run-time thing or it'd cause more trouble than it's worth.

-- 
Gary R. Van Sickle