RFR: 8283103: compiler/vectorapi/TestMaskedMacroLogicVector.java failed due to incorrect os.simpleArch on some platforms [v2]

[Ao Qi]

On Mon, 14 Mar 2022 13:38:19 GMT, Ao Qi <aoqi at openjdk.org> wrote:

>> `os.simpleArch` is not set correctly on some platforms, for example on loongarch64 and mips64 ([CODETOOLS-7903120](https://bugs.openjdk.java.net/browse/CODETOOLS-7903120)). This issue aims to let the test work on these platforms.
>
> Ao Qi has updated the pull request incrementally with one additional commit since the last revision:
> 
>   use vm.cpu.features

RFR, thanks!

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PR: https://git.openjdk.java.net/jdk/pull/7809