Re: use of bitwise arithmetic in GEGL code

[Martin Nordholts <enselic@xxxxxxxxx>]

On 08/06/2009 10:02 PM, Nicolas Robidoux wrote:
> Michael:
>
>> I doubt that the gained speed in execution performance outweights
>> the messier code.
>
> The bit twiddling absolute value was just an example. It's a
> branch-free float minmod we're actually after.
>
> Do I gather that it may be OK to use such bit twiddling provided the
> speed gain is sufficient to justify code opacity?

If the code is unlikely to require changes later, then I'm fine with 
these kind of optimizations

  / Martin

-- 

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