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|    CBM    |    Commodore Computer Conference    |    4,328 messages    |
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|    Message 2,423 of 4,328    |
|    Herr Doktor to Janne Johansson    |
|    Re: C64 BASIC - what's faster INT() or %    |
|    27 Apr 18 15:57:15    |
      I've used all the compilers, and prefer Petspeed.              On Thu, 19 Apr 2018 10:08:48 +1200,       nospam.Janne.Johansson@f6.n221.z2.binkp.net (Janne Johansson) wrote:              >On 2018-04-18 09:37, Shaun Bebbington : Janne Johansson wrote:       >> On Wednesday, 18 April 2018 16:41:28 UTC+1, Janne Johansson wrote:       >>> On 2018-04-18 05:38, Shaun Bebbington : All wrote:       >>> > Thanks for the hints all. I'll do some bench mark testing or       >>> whatever :-)       >>>       >>> Please do. If benchmarking with a FOR loop over hundreds or thousands of       >>> repetitions is too hard to figure it out, then the answer isn't really       >>> important.       >>       >> Hey! Good hint.       >       >I noticed (after sending of course) that it may have been perceivable as       >a harsh statement, hinting at lazyness or something, I meant more along       >the lines of "if you try 100 loops and can't make out the difference,       >then try 1000 loops then try 10k loops and so on, the difference might       >be so small that its not worth coding your BASIC programs with %       >sprinkled here and there for optimization reasons, but just go for       >normal ordinary readability and simplicity since performance is then       >bound by something else like algorithmic complexity and not the one-time       >conversions from ints to floats and back".       >       >If you really need a basic program to run faster, there are a lot of       >compilers that pre-calculate and pre-parse and then make some kind of       >machine language equivalent program out of it which you can run and       >which will be lots faster. If that isn't fast enough still, code       >important parts in ASM directly or at least code it up in CC65 using       >C for some middle ground between compiled BASIC and doing it all in       >ASM yourself.              --- SoupGate-Win32 v1.05        * Origin: SpaceSST BBS Usenet |
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