RFR (M): 8224741: Optimize the scan area during the Scan Heap Roots phase

[Kim Barrett]

> On Jul 4, 2019, at 5:28 AM, Thomas Schatzl <thomas.schatzl at oracle.com> wrote:
>>> http://cr.openjdk.java.net/~tschatzl/8224741/webrev.1_to_2 (diff)
>>> http://cr.openjdk.java.net/~tschatzl/8224741/webrev.2 (full)
>>> 
>>> (These are only comment adjustments as suggested here, so no
>>> testing)
>> 
>> Looks good, other than the above suggested further comment tweak.
> 
> Leo also found a superfluous size_t cast that I removed in the webrevs
> below:
> 
> http://cr.openjdk.java.net/~tschatzl/8224741/webrev.2_to_3 (diff)
> http://cr.openjdk.java.net/~tschatzl/8224741/webrev.3 (full)
> 
> 
> Thanks,
>  Thomas

Ship it!