RFR: 8376187: [VectorAPI] Define new lane type constants and pass them to intrinsic entries [v2]

[Quan Anh Mai]

On Thu, 29 Jan 2026 09:43:30 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:

>> As per [discussions ](https://github.com/openjdk/jdk/pull/28002#issuecomment-3789507594) on JDK-8370691 pull request, splitting out portion of PR#28002 into a separate patch in preparation of Float16 vector API support.
>> 
>> Patch add new lane type constants and pass them to vector intrinsic entry points.
>> 
>> All existing Vector API jtreg test are passing with the patch.
>> 
>> Kindly review and share your feedback.
>> 
>> Best Regards,
>> Jatin
>
> Jatin Bhateja has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Review comments resolution

src/hotspot/share/prims/vectorSupport.cpp line 202:

> 200: }
> 201: 
> 202: int VectorSupport::vop2ideal(jint id, BasicType bt) {

Previously, this method accepts a `BasicType`, now it accepts an untyped `int`.

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PR Review Comment: https://git.openjdk.org/jdk/pull/29481#discussion_r2741153639