mini benchmark vtim formatting

Poul-Henning Kamp phk at
Sun Oct 7 05:19:26 UTC 2018

In message <853f9d84-9737-8a0c-e718-e73031302bbe at>, Nils Goroll writ

>* when representing time as a double, formatting a timestamp is now much more
>  expensive (7x - 20x) than retrieving the time

So the interesting question for me now, is if we can shave if we
stick with double and simply by tweaking the formatting.

Something like:

		(uint64_t)floor((foo*1e6)) % 1000000UL);

(Obviously to be hidden with PF-like macro)

Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
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