[jdk21u-dev] Withdrawn: 8309953: Strengthen and optimize oopDesc age methods

[Rui Li]

On Tue, 8 Jul 2025 16:38:35 GMT, Rui Li <duke at openjdk.org> wrote:

> https://bugs.openjdk.org/browse/JDK-8309953
> 
> A clean backport. An minor optimization for oopDesc age. 
> 
> tier 1 passed locally. The logic is simple - store the `mark()` value into a var so we don't read it twice. The original commit is in tip for almost 2 years. Low risk.

This pull request has been closed without being integrated.

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PR: https://git.openjdk.org/jdk21u-dev/pull/1950