RFR: [10] 2018-03-05: Bulk backports to sh/jdk10

[Aleksey Shipilev]

Thanks! I folded it into these backports:
  http://cr.openjdk.java.net/~shade/shenandoah/backports/jdk10-20180305/webrev.02/

If tests are good, I'm going to push this.

-Aleksey

On 03/05/2018 12:38 PM, Roman Kennke wrote:
> Ok. Additional backport for the oop-arraycopy-checkcast stuff:
> 
> http://cr.openjdk.java.net/~rkennke/backport-jdk10-2018-03-05/webrev.00/
> 
> Thanks, Roman
> 
> On Mon, Mar 5, 2018 at 10:05 AM, Aleksey Shipilev <shade at redhat.com> wrote:
>> http://cr.openjdk.java.net/~shade/shenandoah/backports/jdk10-20180305/webrev.01/
>>
>> a7a034e0dafc: [backport] Arraycopy fixes (tests and infrastructure)
>> 1fd7115d90f4: [backport] Fixed pinned region handling in mark-compact
>> 58d091ca55ba: [backport] Cleanup allocation tracking in heuristics
>> d9333bb79c2c: [backport] Setup process references and class unloading once before the cycle
>> fbbd713f1211: [backport] Print message when heuristics changes the setting ergonomically
>> 6a2a2deffcab: [backport] Refactor uncommit handling: react on explicit GCs, feature kill flag, etc
>> 3c0dbf1ed0fd: [backport] "Compact" heuristics for dense footprint scenarios
>>
>> The only thing this backport batch is missing is the actual arraycopy-checkcast fix (we backport
>> tests and heap infrastructure, but not the actual BarrierSet changes), which requires a more careful
>> backporting. Roman, please take care of this?
>>
>> Testing: hotspot_gc_shenandoah {fastdebug|release} (except new failing test)
>>
>> Thanks,
>> -Aleksey
>>