John Reimer:
> That's why I was asking about SSE... I believe that they have 128-bit 
> registers 
> that can be viewed as integers and unsigned integers.  But I'm not very 
> familiar 
> with how this works.

You can perform a bitwise operation on 128 bits, but not arithmetic.
(Very long bitwise operations are useful for example for approximate string 
matching machines.)

Bye,
bearophile

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