[vectorIntrinsics] RFR: 8259536: Add cast nodes between interger types implementation for Arm SVE [v5]

[Wang Huang]

On Thu, 28 Jan 2021 01:52:09 GMT, Wang Huang <whuang at openjdk.org> wrote:

>> This patch add cast nodes between interger types implementation for Arm SVE like  "VectorCastB2X" "VectorCastI2X " "VectorCastS2X" "VectorCastL2X".
>
> Wang Huang has updated the pull request with a new target base due to a merge or a rebase. The pull request now contains six commits:
> 
>  - Merge vectorIntrinsics
>  - remove useless codes
>  - remove walkaround codes
>  - add other I2I cast nodes
>  - fix build bug on other archs caused by UseSVE > 0
>  - 8259536: Add cast nodes between interger types implementation for Arm SVE

> @Wanghuang-Huawei Thanks a lot for the work! Could you please do a merge and resolve the merge conflicts?

OK. I have resolved that.

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PR: https://git.openjdk.java.net/panama-vector/pull/31