[Vm-dev] [VM-dev] Does doesNotUnderstand:/cannotInterprer: jitted?

[Denis Kudriashov]

2016-11-21 10:05 GMT+01:00 Clément Bera <bera.clement at gmail.com>:

> Hi.
>
> #doesNotUnderstand: is added to the PIC. It's a special case handled for
> performance. DNUs are slower than normal sends but the overhead is
> acceptable.


But when it is in PIC it is not anymore slower?


>
> Other VM call-backs are not added to PIC. In this case the VM is slower.
> But this is usually not present in production application.
>

Proxies could be based on it and used in production.

What about callback message when readonly objects is going to be modified?
Is it jitted?
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