RFR: 8355003: Implement Ahead-of-Time Method Profiling [v4]

[Igor Veresov]

On Mon, 28 Apr 2025 17:35:13 GMT, Vladimir Kozlov <kvn at openjdk.org> wrote:

>> Igor Veresov has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains 32 commits:
>> 
>>  - Merge branch 'master' into pp2
>>  - Fix class filtering
>>  - Remove the workaround of setting AOTRecordTraining during assembly
>>  - Address some of the review comments
>>  - Merge branch 'master' into pp
>>  - Add AOTCompileEagerly flag to control compilation after clinit
>>  - Port 8355334: [leyden] Missing type profile info in archived training data
>>  - Port 8355296: [leyden] Some methods are stuck at level=0 with -XX:-TieredCompilation
>>  - Use ENABLE_IF macro
>>  - Missing part of the last commit
>>  - ... and 22 more: https://git.openjdk.org/jdk/compare/2447b981...7fb7ae62
>
> Looks better.
> There are still places where UL is used specifically for TD processing. Consider using `(aot, training)` there instead of `(cds)`.

Vladimir (@vnkozlov), I did the changes that you requested. You please do another pass? Thanks!

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PR Comment: https://git.openjdk.org/jdk/pull/24886#issuecomment-2843621301