Request for reviews (S): 6984368 Large default heap size does not allow to use zero based compressed oops

Tom Rodriguez tom.rodriguez at oracle.com
Tue Sep 14 17:04:35 PDT 2010


Looks ok.

tom

On Sep 14, 2010, at 2:18 PM, Vladimir Kozlov wrote:

> http://cr.openjdk.java.net/~kvn/6984368/webrev
> 
> Fixed 6984368: Large default heap size does not allow to use zero based compressed oops
> 
> The heap size expression in max_heap_for_compressed_oops()
> does not take into account HeapBaseMinAddress value which
> is used to get zero based compressed oops.
> 
> Also MaxPermSize is rounded up in CollectorPolicy::initialize_flags()
> which makes invalid all expressions which use it before rounding.
> 



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