[Vm-dev] How to return an array in a primitive ?

Bert Freudenberg bert at freudenbergs.de
Tue Apr 27 11:01:33 UTC 2010

On 27.04.2010, at 11:27, Mariano Martinez Peck wrote:
> Hi folks. I am writing some primitives in Interpreter and now I need to return more than one value. Of course, in a OOP the ideal would be to return an object that represents the result. That object would also have all the instance variables I want.
> So..first question, is it possible to create and push on the stack an object of my own class ?   If true, con can I do it ?
> now...suppose I cannot do that, the other option is to create an array with the values I want to return, and then return the array. For this particular case, I have 3 or 4 interegers I would like to put in the array, and push it in the stack. Is this possible ?  If true, how ?
> Are there other options for what I need ?

It is better to avoid allocations in a primitive. So make a 3 or 4 element array, and pass this as argument to the primitive, which fills in the actual values.

- Bert -

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