RFR: 8266845: Shenandoah: Simplify SBS::load_reference_barrier implementation [v2]

Tue May 11 12:36:46 UTC 2021

On Tue, 11 May 2021 12:21:56 GMT, Aleksey Shipilev <shade at openjdk.org> wrote:

>> Zhengyu Gu has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Aleksey's comments
>
> src/hotspot/share/gc/shenandoah/shenandoahBarrierSet.inline.hpp line 130:
> 
>> 128: 
>> 129:   oop fwd = load_reference_barrier(obj);
>> 130:   assert(fwd != nullptr, "Sanity");
> 
> `nullptr` -> `NULL` here too. Actually, why do we need this assert? I don't mind leaving it, if there is a reason.

No good reason. I removed it.

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PR: https://git.openjdk.java.net/jdk/pull/3956