RFR(XS): JDK-8199559: objArrayKlass::oop_iterate() and friends must use base_raw() instead of base()

[Thomas Schatzl]

Hi,

On Tue, 2018-03-13 at 21:00 +0100, Roman Kennke wrote:
> Currently, objArrayKlass::oop_iterate() and related methods use 
> base()
> to get the actual starting address of the array. However, base()
> resolves the oop via barriers. oop_iterate() is used solely by GC
> code,
> which requires direct access to the array, no matter which copy, and
> thus needs to use base_raw() instead.
> 
> Bug:
> https://bugs.openjdk.java.net/browse/JDK-8199559
> Webrev:
> http://cr.openjdk.java.net/~rkennke/8199559/webrev.00/
> 
> Can I please get a review?

  looks good.

Thomas