[lworld] RFR: 8373374: [lworld] Remove Unsafe.get/putValue [v2]

[Chen Liang]

On Thu, 11 Dec 2025 18:00:29 GMT, Chen Liang <liach at openjdk.org> wrote:

>> Remove the old Unsafe getValue and putValue, which had some performance difficulties because they are megamorphic depending on the exact layout.
>
> Chen Liang has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains two additional commits since the last revision:
> 
>  - Merge branch 'lworld' of https://github.com/openjdk/valhalla into cleanup/unsafe-value
>  - Remove get/putVal

Tier 1-3 looks clear. Thanks for the reviews.

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PR Comment: https://git.openjdk.org/valhalla/pull/1782#issuecomment-3647594896