RFR: Remaining Shenandoah backports jdk/jdk -> sh/jdk11

[Aleksey Shipilev]

On 5/16/19 8:02 PM, Roman Kennke wrote:
>> *) The indenting is weird here in shenandoahBarrierSetAssembler_aarch64.cpp -- is it the same way in
>> upstream?
>>
>>   90   if (is_oop) {
>>   91       Label done;
>>   92
>>   93       // Avoid calling runtime if count == 0
>>   94       __ cbz(count, done);
>>   95
>>   96       // Is updating references?
>>   97       Address gc_state(rthread, in_bytes(ShenandoahThreadLocalData::gc_state_offset()));
>>   98       __ ldrb(rscratch1, gc_state);
>>   99       __ tbz(rscratch1, ShenandoahHeap::UPDATEREFS_BITPOS, done);
>>  100
>>  101     __ push(saved_regs, sp);
>>
> Yes:
> http://hg.openjdk.java.net/jdk/jdk/file/b6ee58ec8814/src/hotspot/cpu/aarch64/gc/shenandoah/shenandoahBarrierSetAssembler_aarch64.cpp#l90
> 
> Want me to change it for 11 now?

No. Better have the same code. Reformats would apply later as we refactor code nearby in upstream.

-- 
Thanks,
-Aleksey