RFR: 8366461: Remove obsolete method handle invoke logic [v3]

[Manuel Hässig]

On Thu, 25 Sep 2025 22:05:10 GMT, Dean Long <dlong at openjdk.org> wrote:

>> I would rather keep this code as a debug only sanity check, but I would refactor it into a single function. Then the question remains what to do with the SA code, that still does nothing.
>
>> I would rather keep this code as a debug only sanity check, but I would refactor it into a single function. Then the question remains what to do with the SA code, that still does nothing.
> 
> I think we can do even better and get rid of adjust_unextended_sp, moving the debug check into get_deopt_original_pc.  This moves the SA changes into shared code, and fixes the anomaly that s390 never called adjust_unextended_sp and thus never called the debug code to do the sanity check.

That is indeed even better. Nice.

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PR Review Comment: https://git.openjdk.org/jdk/pull/27059#discussion_r2381117772