[armedbear-devel] svn r12228 breaks build

Ville Voutilainen ville.voutilainen at gmail.com
Tue Dec 1 09:55:04 UTC 2009

2009/12/1 Alessio Stalla <alessiostalla at gmail.com>:
> Let me add that, iirc, our compiler is smart enough to translate
> (funcall #'something a b c) to the same code it generates for
> (something a b c). It would only need to fall back to reflection if
> the parameter to funcall is not constant, as in (let ((fn
> #'something)) (funcall fn a b c)). Also what is especially costly
> about reflection is not the invocation per se but the lookup of the
> methods, and that is done only once, when the primitive is
> instantiated or when it makes the first reflective call (depending on
> the "lazy" flag).

I think the obvious route forward is to make a patch and measure. Then
we'll know whether there are performance changes. Has anybody done
measurements with the current partial patches, or have I missed a more
comprehensive patch?

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