[webkit-dev] cti_op_call_ArityCheck question

Gavin Barraclough barraclough at apple.com
Thu Jun 4 13:53:29 PDT 2009

We check in JIT code for cases where arity match, and skip the call to  
the stub; this function is only called if there is a mismatch to be  
resolved.  The function would probably be better named something like  


On Jun 4, 2009, at 1:50 PM, Toshiyasu Morita wrote:

> I don't understand this code in JITStubs::cti_op_call_arityCheck():
>     ASSERT(argCount != newCodeBlock->m_numParameters);
> It's ensuring that the argument count does not equal the number of  
> parameters expected by the newCodeBlock. I could understand if it  
> was ensuring the argCount was the same, but why different?
> Toshi
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