On Sun, Jul 18, 2010 at 2:17 PM, Matthias Trute <mtr...@web.de> wrote:
>> PS: Any plans for amforth 32bit with float??
>
> Not currently. Maybe someone want to volonteer?

I've been working on a single precision floating point word set, and I
recently got addition/subtraction working. Everything is trivial after
that... right?  ;) I haven't done a lot of testing, and this is my
first real forth project, but you can see its current state at:

http://github.com/lnmaurer/amforth-float/blob/master/float.fth

It's written in forth and uses the data stack. I haven't made words
for turning strings in to floats and vice versa (that's probably the
last thing I'll take care of), so -- unless you want to enter numbers
by hand (builds character) -- it's limited to working with integers,
but that seems to work:

> 10 s>f 5 s>f f- f>s .
5  ok
> 10 s>f -5 s>f f+ f>s .
5  ok
> -10 s>f -5 s>f f+ f>s .
-15  ok
> -10 s>f -5 s>f f- f>s .
-5  ok

I may take a break from this for a while, but multiplication/division
is next on the todo list.

If you have suggestions/questions/patches/whatever feel free to email me.
-Leon

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