RFR: 8350463: AArch64: Add vector rearrange support for small lane count vectors

[Emanuel Peter]

On Thu, 20 Mar 2025 07:28:04 GMT, Xiaohong Gong <xgong at openjdk.org> wrote:

>> Hi @eme64 , the IR test is updated according to your suggestion. Could you please look at it again? Thanks so much!
>
>> @XiaohongGong Could you please also merge here before I rerun the testing?
> 
> Sure and have rebased. Thanks a lot for your testing!

@XiaohongGong Tests launched! Please ping me after the weekend for the results 😊

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PR Comment: https://git.openjdk.org/jdk/pull/23790#issuecomment-2742777655