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Re: pp_add -> pp_i_add efficiency hack?

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Jarkko Hietaniemi
November 9, 2000 09:50
Re: pp_add -> pp_i_add efficiency hack?
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> Was this what you benchmarked, or did you do bit shuffling?

I did something similar for all the four (IVIV, IVUV, UVIV, UVUV)
cases, by checking against the arguments and {IV_{MIN,MAX,UV_MAX}
(I did both add and substract, and a half-hearted attempt with multiply).

> (or what is wrong with my thinking?)

Haven't looked at it in detail yet.

$jhi++; #
        # There is this special biologist word we use for 'stable'.
        # It is 'dead'. -- Jack Cohen

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