[vectorIntrinsics] RFR: x86 intrinsics for zero extension casts [v2]

[Mai Đặng Quân Anh]

On Fri, 29 Oct 2021 17:44:27 GMT, Paul Sandoz <psandoz at openjdk.org> wrote:

>> Mai Đặng Quân Anh has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   renumber vector operations
>
> src/hotspot/share/prims/vectorSupport.hpp line 79:
> 
>> 77:     // Convert
>> 78:     VECTOR_OP_CAST        = 17,
>> 79:     VECTOR_OP_UCAST       = 24,
> 
> I noticed this aliases with `VECTOR_OP_RROTATE`, did you mean 25? 
> I think we should just renumber the subsequent values and update `VectorSupport.java` accordingly.

Thank you, I have just renumbered the values incrementally as your suggestion.

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PR: https://git.openjdk.java.net/panama-vector/pull/155