On Sep 4, 2013, at 12:08 AM, Nicolas Cellier 
<[email protected]> wrote:

> I note that #class was removed from specialSelectors (nilled entry) so as to 
> not use the VM hack which fetches the class without sending a message.
> Pharo prefers the regular message send.
> But next to that entry, there is #blockCopy: which was formerly used for blue 
> book BlockContext.
> BlockContext was removed from Pharo...
> So that makes two available slots for optimizing most used (sent) messages...
> We might choose some candidates and test on some macro benchmark if ever that 
> really makes a difference.

I am not sure if optimizations on that level make sense… 

        Marcus

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