RFR: 8373114: Redundant MethodCounters in the preimage generated by training run

[Vladimir Kozlov]

On Sun, 7 Dec 2025 05:41:38 GMT, Igor Veresov <iveresov at openjdk.org> wrote:

> They are not used right now but @vnkozlov is going to use them for the A4 recompilation strategy.

yes, I need it for A4 entry counter.

Also I thought MC is used to cache MTD pointer:
https://github.com/openjdk/leyden/blob/master/src/hotspot/share/oops/trainingData.cpp#L120

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PR Comment: https://git.openjdk.org/jdk/pull/28670#issuecomment-3627579312