RFR: 8278471: Reorder optimizations in addnode Ideal [v3]

[Jie Fu]

On Tue, 14 Dec 2021 15:45:13 GMT, Zhiqiang Zang <duke at openjdk.java.net> wrote:

> > 
> 
> Thank you for your review. @DamonFool Would you mind making the change to JBS for me? I don't have an account there, so I am not able to edit. Thanks.

The JBS title had been updated.
Thanks.

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PR: https://git.openjdk.java.net/jdk/pull/6752