Hi Michal,

On Mon, 2008-05-05 at 16:22 +0200, Michal Simek wrote:
> Hi John,
> 
> you wrote me you have smarter implementation that xilinx did. Can you find it
> and send me it?

It's not much (any?) better?  One less multiply I think?  Attached
anyway - feel free to discard for now.

We could do a nice asm implementation with the optional mulhi
instruction, but that can wait.

Cheers,

John