CodeCacheExpansionSize too small for Zero on ppc32/ppc64

[David Holmes]

On 29/11/2017 7:39 AM, John Paul Adrian Glaubitz wrote:
> On 11/28/2017 10:11 PM, David Holmes wrote:
>>>     define_pd_global(intx, CodeCacheExpansionSize, os::vm_page_size());
>>
>> I thought the values here had to be constants ?? The appropriate level of initialization may not have happened when this default value would be assigned!
> 
> Does this apply to all the initialization values set here?
> 
>> http://hg.openjdk.java.net/jdk/hs/rev/7f40c1cdde28#l3.1

I'd certainly want to investigate exactly when in the initialization 
sequence these will get evaluated. I think range usage may be safer than 
default value, but this needs examining!

David
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> Adrian
>