Precise GC

[Kagamin]

On Sunday, 8 April 2012 at 12:02:10 UTC, Alex Rønne Petersen 
wrote:
>> This sounds important to me. If it is also possible to do the 
>> work with
>> generated tables, and not calling thousands of indirect 
>> functions in
>> someone's implementation, it would be nice to reserve that 
>> possibility.
>> Indirect function calls in hot loops make me very nervous for 
>> non-x86
>> machines.
>
> Yes, I agree here. The last thing we need is a huge amount of 
> kinda-sorta-virtual function calls on ARM, MIPS, etc. It may 
> work fine on x86, but anywhere else, it's really not what you 
> want in a GC.

What's the problem with virtual calls on ARM?