RFR: 8242130: Shenandoah: Simplify arraycopy-barrier dispatching

[Aleksey Shipilev]

On 4/3/20 9:13 PM, Roman Kennke wrote:
> Issue:
> https://bugs.openjdk.java.net/browse/JDK-8242130
> Webrev:
> http://cr.openjdk.java.net/~rkennke/JDK-8242130/webrev.00/

*) Is it  actually safe to ignore dest_uninitialized path? Would the new arraycopy_marking routine
walk over uninitialized memory now?

Otherwise looks fine.

-- 
Thanks,
-Aleksey