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Re: optimising recursive functions


skaller wrote:

So I am guessing the Felix version is lucky there are
no gratuitous temporaries to be saved when this happens,
and the C code is unlucky and there are.

Maybe someone who knows how the optimiser works can comment?

One problem with departing from the ABI even on a local level like this is that it wipes out lots of tools that depend on ABI compliance for the entire call chain. I suspect the overall gain is too small to be worth this hit.


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