Re: more on hash functions

Janos Farkas (chexum@shadow.banki.hu)
Fri, 9 Apr 1999 09:38:39 +0200


On 1999-04-09 at 09:30:35, Janos Farkas wrote:
[on a 68030]
...
> are similar (or a few cycles faster), but a multiplication takes 28
> cycles (in register only) with 16 bit values, and 44 cycles for a 32-bit
> multiplication.
...

Oh, forgot to tell, that this is only the worst case timing, the actual
bit patterns influence the times (just like with hand-made
multiplication); so one needs to be careful what to multiply :)

Janos

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