RFR: 8339112: Move JVM Klass flags out of AccessFlags [v2]

[Coleen Phillimore]

On Thu, 29 Aug 2024 18:50:42 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

>> Move JVM implementation access flags that are not specified by the classfile format into Klass so we can shrink AccessFlags to u2 in a future change.
>> 
>> Tested with tier1-7.
>> 
>> NOTE: there are arm, ppc and s390 changes to this that are just a guess.  Also, graal changes.
>
> Coleen Phillimore has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add in graal flags and a comment.

Dean and Matias, thank you for the improvements to the assembly code.  Dean I took your suggestions, including refactoring C2 code.  Thanks for the thorough look at this change.

-------------

PR Review: https://git.openjdk.org/jdk/pull/20719#pullrequestreview-2272242043