RFR: 8314329: AgeTable: add is_clear() & allocation spec, and relax assert to allow use of 0-index slot [v2]

[William Kemper]

On Fri, 19 Jan 2024 00:19:36 GMT, Y. Srinivas Ramakrishna <ysr at openjdk.org> wrote:

>> I'd like to propose the following changes to the AgeTable (motivated by the uses in generational shenandoah):
>
> Y. Srinivas Ramakrishna has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Code review from earthling-amzn: Early return.

Marked as reviewed by wkemper (Author).

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PR Review: https://git.openjdk.org/jdk/pull/17470#pullrequestreview-1830887573