128 bit signed and unsigned integer types

[John Reimer]

Hello bearophile,

> 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


Ok, I see. thanks.

-JJR