[lworld] RFR: 8370880: [lworld] Split ciObjArrayKlass into ciRefArrayKlass and ciFlatArrayKlass [v2]

[Tobias Hartmann]

On Mon, 17 Nov 2025 14:38:02 GMT, Quan Anh Mai <qamai at openjdk.org> wrote:

>> Hi,
>> 
>> This PR splits `ciObjArrayKlass` into `ciRefArrayKlass` and `ciFlatArrayKlass`, aligns the hierarchy with the corresponding types of the VM.
>> 
>> Please kindly review, thanks a lot.
>
> Quan Anh Mai has updated the pull request incrementally with one additional commit since the last revision:
> 
>   can only infer klass if exact

Right, I think so too, the latest version hits more issues :(

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PR Comment: https://git.openjdk.org/valhalla/pull/1739#issuecomment-3543529572