Re: LZ: Screen Reversing...


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Re: LZ: Screen Reversing...



On Tue, 9 Oct 1996, Ben Shakal wrote:


> > > You can just xor the byte with $FF:
> > 
> > But that would take 1 extra byte, wouldn't it? (ok, ok, so it won't 
> > shatter nations, or anything but if you're planning on like doing it a 
> > 1000 times, it counts...)
> 
> And xor $FF takes 3 more CPU cycles than CPL (which takes 4)!!!!! :)


Oh yeah, so it does (I misinterpreted the table, when I claimed it was as 
fast a bit ago.... sorry about that too...)


   -Pyrone


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