[vectorIntrinsics] RFR: 8265916: Add StoreVectorScatter nodes implementation for Arm SVE [v2]

[Wang Huang]

On Thu, 29 Apr 2021 03:17:11 GMT, Xiaohong Gong <xgong at openjdk.org> wrote:

>> Wang Huang has updated the pull request incrementally with one additional commit since the last revision:
>> 
>>   fix neon crash
>
> src/hotspot/cpu/aarch64/aarch64_sve.ad line 229:
> 
>> 227:       case Op_ExtractUB:
>> 228:       // Vector API specific
>> 229:       case Op_StoreVectorScatter:
> 
> It might need the partial implementation for this opcode. It's ok for me to add them in a separate patch. However, to make sure everything works well, I suggestion to add a block here, like
> 
>   case Op_StoreVectorScatter:
>         // Currently the implementation for partial vectors are not implemented yet.
>         // Will add them in a separate patch.
>         return vlen * type2aelembytes(bt) == MaxVectorSize;

OK. I will fix this. Thank you for your review.

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PR: https://git.openjdk.java.net/panama-vector/pull/73