RFR: 8293409: [vectorapi] Intrinsify VectorSupport.indexVector [v2]

[Xiaohong Gong]

On Wed, 19 Oct 2022 07:43:33 GMT, Jatin Bhateja <jbhateja at openjdk.org> wrote:

>> Xiaohong Gong has updated the pull request with a new target base due to a merge or a rebase. The incremental webrev excludes the unrelated changes brought in by the merge/rebase. The pull request contains three additional commits since the last revision:
>> 
>>  - Add the floating point support for VectorLoadConst and remove the VectorCast
>>  - Merge branch 'master' into JDK-8293409
>>  - 8293409: [vectorapi] Intrinsify VectorSupport.indexVector
>
> Hi @XiaohongGong , patch now shows significant gains on both AVX512 and legacy X86 targets. 
> 
> X86 and common IR changes LGTM,  thanks!

Thanks for the review @jatin-bhateja @theRealELiu !

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PR: https://git.openjdk.org/jdk/pull/10332