RFR [sh/8u]: Backport elimination of forwarding pointer

[Aleksey Shipilev]

On 10/28/19 7:49 PM, Roman Kennke wrote:
>> On 10/28/19 6:06 PM, Roman Kennke wrote:
>>> Ha, and it missed the webrev link:
>>> http://cr.openjdk.java.net/~rkennke/nofwdptr-sh8/webrev.00/
>>
>> More thorough review:
>>
>> *) shenandoahBarrierSetAssembler_x86.cpp, SBSA::load_reference_barrier_not_null, why EVACUATION was
>> dropped here?
>>
>>   91   __ testb(gc_state, ShenandoahHeap::HAS_FORWARDED);
>>
> 
> In order to match jdk11:
> 
> https://hg.openjdk.java.net/shenandoah/jdk11/rev/77ca9dd0bf0a#l3.61
> 
> Also, EVACUATION is a subset of HAS_FORWARDED, right?

Right. It does not matter here.

-- 
Thanks,
-Aleksey