[pypy-dev] Support for __getitem__ in rpython?
anto.cuni at gmail.com
Tue Dec 23 15:59:37 CET 2008
Paolo Giarrusso wrote:
> There are at least two ways, once you have a singleton (maybe static)
> None object around:
> - box all integers and use only pointers - the slow one;
> - tagged integers/pointers that you already use elsewhere. So integers
> of up to 31/63 bits get represented directly, while the other ones are
> through pointers.
I think you are confusing level: here we are talking about RPython, i.e. the
language which our Python interpreter is implemented in. Hence, RPython ints
are really like C ints, and you don't want to manipulate C ints as tagged
pointer, do you?
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