RFR: 8199739: Use HeapAccess when loading oops from static fields in javaClasses.cpp

[coleen.phillimore at oracle.com]

This looks great.
Coleen

On 3/16/18 10:39 AM, Stefan Karlsson wrote:
> Hi all,
>
> Please review this patch to use HeapAccess<>::oop_load instead of 
> oopDesc::load_decode_heap_oop when loading oops from static fields in 
> javaClasses.cpp:
>
> http://cr.openjdk.java.net/~stefank/8199739/webrev.01/
> https://bugs.openjdk.java.net/browse/JDK-8199739
>
> It's necessary to use HeapAccess<>::oop_load to inject load barriers 
> for GCs that need them.
>
> Thanks,
> StefanK