RFR: 8327000: GenShen: Integrate updated Shenandoah implementation of FreeSet into GenShen [v8]

[Kelvin Nilsen]

On Wed, 19 Jun 2024 01:52:54 GMT, Y. Srinivas Ramakrishna <ysr at openjdk.org> wrote:

>> Kelvin Nilsen has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   Minor refinements to test programs
>>   
>>   TestAllocIntArrays: comments to explain behavior.
>>   TestOldGrowthTriggers: reduce the number of loop iterations so this test
>>   will not time out on less powerful test platforms.
>
> src/hotspot/share/gc/shenandoah/shenandoahFreeSet.hpp line 264:
> 
>> 262: // collection set (cset).
>> 263: //
>> 264: // The ShenandoahFreeSet endeavors to congregrate survivor objects (objects that have been evacuated at least once) at the
> 
> May be "tries to colocate" is simpler than "endeavors to congregate"?

Revised this comment.  Thanks.

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PR Review Comment: https://git.openjdk.org/shenandoah/pull/440#discussion_r1647961264