RFR: 8278171: [vectorapi] Mask incorrectly computed for zero extending cast

Thu Dec 2 22:31:42 UTC 2021

On Thu, 2 Dec 2021 19:55:40 GMT, Paul Sandoz <psandoz at openjdk.org> wrote:

>> This patch implements vector unsigned upcast intrinsics for x86. I also fixed a bug in the current implementation where the zero extension masks are computed incorrectly and add relevant tests.
>> 
>> Thank you very much.
>
> I am inclined to separated out. Fix the bug, add the tests, and integrate for 18. Then enhance with the intrinsics for 19.
> 
> If you agree to that I will create two bugs.

@PaulSandoz Yes, I think that should be the case, thank you very much.

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PR: https://git.openjdk.java.net/jdk/pull/6634