RFR: 8199417: Modularize interpreter GC barriers

[Kim Barrett]

> On Apr 9, 2018, at 4:05 PM, Erik Österlund <erik.osterlund at oracle.com> wrote:
> On 2018-04-06 01:38, Kim Barrett wrote:
>>> 
>> I see. The naming congurence, along with my having glazed over the
>> fact that oop_store_at is protected rather than public, led me astray.
>> I don't have any better suggestions for naming.  I would have found
>> some comments describing the protocols helpful.
> 
> I added some comments describing the idea behind ModRef.
> 
>> Shouldn't ModRef::oop_store_at be pure virtual?  That would have
>> helped my understanding too.
> 
> Sure. Fixed.

That’s what I was looking for.  Thanks.