RFR: 8372980: [VectorAPI] AArch64: Add intrinsic support for unsigned min/max reduction operations [v3]

[Eric Fang]

On Mon, 26 Jan 2026 09:49:20 GMT, Andrew Haley <aph at openjdk.org> wrote:

> > Hi @theRealAph I have addressed all of your comments, thanks for your suggestions.
> > > Please add the TypeNNVector JMH test files to this PR.
> > 
> > 
> > These micro-benchmarks are already in the `panama-vector` project, do we need to sync that file separately into OpenJDK?
> 
> Ideally, yes. It's a bit much to expect a reviewer to check out another repo.

Yeah, I agree. VectorAPI is still in the incubator phase, so some code is first merged into the `panama-vector` project and then periodically synced to `OpenJDK`. Therefore, sometimes when the relevant JMH benchmark already exists in `panama-vector`, we don't add duplicates in the PR target to `OpenJDK`, but this makes code review somewhat inconvenient.

But I wonder could we use a separate PR for this sync? Otherwise, we might import dozens or even hundreds of files into this PR, which I think would be difficult to review. Perhaps I should ask @PaulSandoz for his opinion on this issue. I’d really appreciate hearing your thoughts on it.

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PR Comment: https://git.openjdk.org/jdk/pull/28693#issuecomment-3802689436