RFR: 8296773: G1: Factor out hash function for G1CardSet

[Kim Barrett]

On Thu, 10 Nov 2022 09:48:43 GMT, Thomas Schatzl <tschatzl at openjdk.org> wrote:

> Hi all,
> 
>   please review this refactoring that removes the inlining of the "hash" in `G1CardSet` to call a common function.
> This makes experimenting with different hash functions much easier.
> 
> Testing: local compilation, gha
> 
> Thanks,
>   Thomas

Looks good.

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Marked as reviewed by kbarrett (Reviewer).

PR: https://git.openjdk.org/jdk/pull/11087