[lworld] RFR: 8364447: [lworld] Save isIdentity in a field of Class

[Roger Riggs]

On Fri, 14 Nov 2025 19:04:45 GMT, Coleen Phillimore <coleenp at openjdk.org> wrote:

> This change saves an 'identity' field in the j.l.Class for easy checks and inlining.
> Tested with tier1-4.

Java parts look good;  Thanks

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Marked as reviewed by rriggs (Committer).

PR Review: https://git.openjdk.org/valhalla/pull/1738#pullrequestreview-3466661736