master
8389219: Implement JEP 401: Value Objects (Preview) 8389220: Implement JEP 539: Strict Field Initialization in the JVM (Preview)
8388139: Shenandoah: -XX:+VerifyOops fails on forwarded objects with COH
8379706: Cleanup and clarify BarrierSetAssembler::try_resolve_weak_handle_in_c2