Request for reviews (M): 6873116: Modify reexecute implementation to use pcDesc to record the reexecute bit

Vladimir Kozlov Vladimir.Kozlov at Sun.COM
Wed Aug 19 14:31:53 PDT 2009

Vladimir Kozlov wrote:
> Tom Rodriguez wrote:
>> By the way, does anyone know why the objects for EA are decoded 
>> eagerly instead of being decoded lazily like all the other debug 
>> info?  That seems like unneeded overhead for most uses of ScopeDesc 
>> for stack walking.
> Do you mean the call to decode_object_values()?
> It is done only for top frame.
> But you are right that we may need to call it only when we
> need to decode narrow oop. I will look on it.
         ^ reallocate eliminated objects.

My mind obsesses with compressed oops too much :)

> Vladimir
>> tom

More information about the hotspot-compiler-dev mailing list