RFR: 8338023: Support two vector selectFrom API [v7]

[Jatin Bhateja]

On Mon, 16 Sep 2024 07:40:33 GMT, Emanuel Peter <epeter at openjdk.org> wrote:

>> Patch includes tests for all the species (combination of vector type and sizes), each vector kernel is validated against equivalent scalar implementation, scenario which you are referring is implicitly handled though tests.
>
> Ok, just so that I can relax, can you please point me to this test that would implicitly verify that the backend has chosen the correct vector size?

Each test method validates the intrinsic code against equivalent scalar implementation, it should catch if backend emits instruction with incorrect vector size.
https://github.com/openjdk/jdk/pull/20508/files#diff-95c582657bf90bef3530e67cb143865d070fd2e8e4538849e3dce6061b0d5f2dR4863

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PR Review Comment: https://git.openjdk.org/jdk/pull/20508#discussion_r1762504831