RFR: JDK-8298880: VectorLogicalOpIdentityTest.java IR test incorrectly use avx3 instead of avx512

[Damon Fenacci]

On Wed, 1 Feb 2023 08:52:29 GMT, Christian Hagedorn <chagedorn at openjdk.org> wrote:

>> A few tests of _compiler/vectorapi/VectorLogicalOpIdentityTest.java_ (`testAndMaskSameValue1`, `testAndMaskSameValue2`, `testAndMaskSameValue3`, `testOrMaskSameValue1`, `testOrMaskSameValue2`, and `testOrMaskSameValue3`) use _avx3_ in the `applyIfCPUFeatureOr` IR filter but the actual CPU extension filter is _avx512_.
>> 
>> Changing _avx3_ to _avx512_ in the `applyIfCPUFeatureOr` filter.
>
> Looks good!

@chhagedorn @vnkozlov @robcasloz thanks a lot for your reviews!

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PR: https://git.openjdk.org/jdk/pull/12358