[lilliput-jdk17u:lilliput] RFR: 8308411: [Lilliput/JDK17] Cherry-pick: 8283710: JVMTI: Use BitSet for object marking [v5]

[Roman Kennke]

On Mon, 14 Aug 2023 16:56:30 GMT, Roman Kennke <rkennke at openjdk.org> wrote:

>> This ports the original https://github.com/openjdk/jdk/pull/7964 to Lilliput/JDK17. It also includes the follow-up (cosmetic) fixes https://bugs.openjdk.org/browse/JDK-8284687 and https://bugs.openjdk.org/browse/JDK-8284725.
>> 
>> Testing:
>>  - [x] tier1
>>  - [x] com/sun/jdi
>>  - [x] serviceability/jvmti
>>  - [x] vmTestbase/nsk/jdi
>>  - [x] vmTestbase/nsk/jdwp
>>  - [x] vmTestbase/nsk/jvmti
>
> Roman Kennke has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Revert JVMTI changes and ProblemList

Thanks!

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PR Comment: https://git.openjdk.org/lilliput-jdk17u/pull/21#issuecomment-1679017518