RFR [8]: 2018-10-01, Bulk backports to sh/jdk8u

[Aleksey Shipilev]

Bad date in subject, fixing.

-Aleksey

On 10/01/2018 05:24 PM, Aleksey Shipilev wrote:
> http://cr.openjdk.java.net/~shade/shenandoah/backports/jdk8u-20181001/webrev.01/
> 
> This backports recent work to sh/jdk8u:
> 
>  [backport] Suppressing VSC++ warning locally
>  [backport] Handle update_refs, class_unload, ref_proc in ShConcMark better
>  [backport] Common liveness cache in ShHeap
>  [backport] Inline/rename confusingly named methods in ShConcurrentMark
>  [backport] Sort ShenandoahConcurrentMark methods/fields into logical groups
>  [backport] Prepare tests for making UseShenandoahGC experimental
>  [backport] Fix inconsistent "process weakrefs" logging
>  [backport] Several AArch64 cleanups
>  [backport] Trim down oop-equals verification
>  [backport] Remove ShWB from formssel.cpp
>  [backport] Use s-macro to keep GC phase enum and names in sync
>  [backport] More AArch64 assembler cleanups
>  [backport] Renaming ShenandoahParallelEvacuationTask to ShenandoahConcurrentEvacuationTask
> 
> Testing: hotspot_tier3_gc_shenandoah {fastdebug|release}, aarch64 build
> 
> Thanks,
> -Aleksey
>