What's the difference between interpreted frame and entry frame

Colin(Du Li) dawn2004 at gmail.com
Thu Mar 12 08:52:17 PDT 2009


Thanks a lot!

Gary Benson wrote:
> 
> Colin(Du Li) wrote:
>> In hotspot, I usually see the terms "interpreted frame" and "entry
>> frame".  What's the difference between them?
> 
> Each interpreted method has a frame on the stack; these frames are
> interpreted frames.  On entry, interpreted methods expect to find
> their arguments at the end of their caller's frame.  For the very
> first call there won't be an interpreted frame preceding, so for
> the first call a thing called the call stub creates a special frame
> with the arguments at the end; this is the entry frame.
> 
> Cheers,
> Gary
> 
> --
> http://gbenson.net/
> 
> 

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