RFR(sh/jdk8): [backport] 8228369: Shenandoah: Refactor LRB C1 stubs

[Aleksey Shipilev]

On 12/1/20 12:03 PM, Roman Kennke wrote:
> 
> 
>> On 11/25/20 10:23 PM, Roman Kennke wrote:
>>> It turns out that the aarch64 parts have been incorrect. Please review
>>> this webrev instead:
>>>
>>> http://cr.openjdk.java.net/~rkennke/JDK-8228369-jdk8/webrev.01/
>>
>> I believe we need to protect new blocks in c1_LIRAssembler_aarch64.cpp
>> with UseShenandoahGC?
> 
> You mean c1_Runtime1_*.cpp? Yeah maybe. Those blocks are by their
> definition Shenandoah-specific, so an assert(UseShenandoah) might be better?
> 
> http://cr.openjdk.java.net/~rkennke/JDK-8228369-jdk8/webrev.02/

Sorry, replied to a wrong RFR. You don't need to assert(UseShenandoahGC) for obviously 
Shenandoah-related stubs.

-- 
Thanks,
-Aleksey