RFR: Load coops base shift from AOTRuntimeConstants in AOT code [v5]

[Andrew Dinn]

On Thu, 26 Sep 2024 10:52:02 GMT, Andrew Dinn <adinn at openjdk.org> wrote:

>> This PR modifies AOT compiled method code to load compressed oops base and shift constants via the AOTRuntimeConstants area rather than encode them as immediates. It also unlatches the currently forced setting of UseCompatibleCompressedOops, allowing the heap to be allocated wherever it will fit.
>
> Andrew Dinn has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Use the force to wrangle register sets

Closing but keeping it available in case we find later that a better COOPs model can help improve peak performance when AOT code is replaced.

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PR Comment: https://git.openjdk.org/leyden/pull/20#issuecomment-2382658040