RFR: 8318650: Optimized subword gather for x86 targets. [v13]

[Jatin Bhateja]

On Mon, 26 Feb 2024 09:37:33 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> I'll rereview after
>
> So xtmp1...3 and rtmp cannot have more descriptive names?

These are temporary variable and appropriately named.

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PR Review Comment: https://git.openjdk.org/jdk/pull/16354#discussion_r1502587427