Re: [cc65] looking for very fast integer mult and div 6502 asm code

From: thefox xofeht <thefox1aspekt.fi>
Date: 2012-05-26 08:15:10
On Sat, May 26, 2012 at 1:27 AM, Egan Ford <egan@sense.net> wrote:
> I've googled quite a bit and found some code.  Mostly mult.  But I
> thought I'd also ask here just in case someone has something in their
> back pocket.  I also have my own ideas, but wanted to avoid
> reinventing the wheel so to speak.  Table methods are preferred if
> they provide measurable speed up.  However tables should be limited to
> about 1K or 2K of memory.

You probably already found this, but here goes:

http://codebase64.org/doku.php?id=base:seriously_fast_multiplication

It doesn't really get faster than this.

-thefox
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Received on Sat May 26 08:15:23 2012

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