RFR: 8343840: Rewrite the ObjectMonitor lists [v2]

[Martin Doerr]

On Fri, 28 Feb 2025 10:47:39 GMT, Martin Doerr <mdoerr at openjdk.org> wrote:

> > I've used QEMU to smoke test this PR on ppc64le, riscv64 and s390x, But it would be nice if @TheRealMDoerr, @RealFYang and @offamitkumar could check if it runs okay on real hardware as well.
> 
> The PPC64 code looks correct and some quick tests have passed. I'll run larger test suites over the weekend.

Test results look good (including tier 1-4 on many platforms). I didn't see any new issue related to this.

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PR Comment: https://git.openjdk.org/jdk/pull/23421#issuecomment-2694935731