RFR: 8338658: New Object to ObjectMonitor mapping: s390x implementation [v4]

[Martin Doerr]

On Fri, 20 Sep 2024 05:05:06 GMT, Amit Kumar <amitkumar at openjdk.org> wrote:

>> s390x implementation of [JDK-8315884](https://bugs.openjdk.org/browse/JDK-8315884) New Object to ObjectMonitor mapping; 
>> 
>> Testing: 
>> - tier1-test (fastdebug)
>> - tier1-test with UseObjectMonitorTable (fastdebug)
>> - tier1-test with UseObjectMonitorTable (release)
>
> Amit Kumar has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains four commits:
> 
>  - Merge branch 'master' into om_v0
>  - only use z_mvghi instruction
>  - review comments
>  - s390-port

Marked as reviewed by mdoerr (Reviewer).

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PR Review: https://git.openjdk.org/jdk/pull/20740#pullrequestreview-2317733092