Re: A86: Re: Math
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Re: A86: Re: Math
technically, the rom floating point routines use bcd, so that's two ways.
if someone wrote some routines that did fp in binary, that would be
faster and use space better. the only problem i can see is convertion to
decimal.
-josh
On Wed, 31 Mar 1999 22:06:41 -0600 "David Phillips" <david@acz.org>
writes:
>
>I can see about three ways to do math like that. First would be to
>(as you
>said) combine registers. The next way would be to use BCD. Using BCD
>you
>can be as accurate as you want, but it can get complicated. See
>http://icarus.ticalc.org/ for some BCD math tutorials. The third way
>is to
>use the ROM's floating point routines. If there is enough interest,
>we'll
>get a tutorial written.
>
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