[chbot] GCC and recursion

[Charles Manning]

I really find computer architecture interesting. But I'm taking the other
approach that life is too short so I'm jumping in with the RISC V community.

Have you looked at some of the tiny Forth machines? eg. Swapforth and J1a.


On Sun, Apr 14, 2024 at 2:07 PM Mark Atherton <markaren1 at xtra.co.nz> wrote:

> Ha! I have already implemented RPN, and it works fine. This whole
> project is an experiment; interested to see what how far I can push
> things before the parser gets ugly.
>
> I guess then next step is to write a small compiler running on an x86,
> generating P-code to be run on a *tiny* interpreter on the machine (and
> its associated 128 word limit). There is plenty of micro-code space, so
> might be able to dream up some complex instructions to make the
> interpreter very small.
>
> Oh god, look what you have made me do now... :)
>
>
> On 4/14/2024 12:06 PM, Charles Manning wrote:
> > There is always an equivalent algorithm using arrays etc to make a
> > manual stack (ie. looping instead of function calling to get the
> > "recursion".).
> >
> > Sometimes that's all you've got. eg. Fortran 77 etc does not provide
> > recursion because it is not stack based (like C).
> >
> > Function calling recursion is a lot easier and cleaner though.
> >
> > Have you considered just saying sod it and using RPN for your assembler?
> > Well for a first cut anyway.
>
>
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