RFR: 8257806: Optimize x86 allTrue and anyTrue vector mask operations of Vector API [v2]

[Sandhya Viswanathan]

On Thu, 10 Dec 2020 00:56:56 GMT, Sandhya Viswanathan <sviswanathan at openjdk.org> wrote:

>> I have concerns about GitHub testing failures. And I don't see in the RFE links to testing.
>> I understand and agree with changes in general but I can't judge correctness of code.
>
> @vnkozlov The patch is Vector API specific. I have run the Vector API tests on all our platforms with this patch (non avx, avx, avx512) and they all pass. The github test failures seem to be unrelated to the patch. e.g. the Linux x64 seems to show the following as log: 
> Run if ! grep --include=test-summary.txt -lqr build/*/test-results -e "TEST SUCCESS" ; then
> # newfailures.txt
> tools/javac/diags/CheckExamples.java 
> Error: Process completed with exit code 1.
> I will try to reissue the github tests.

May be rebasing the pull request will trigger the test. I will try that.

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PR: https://git.openjdk.java.net/jdk/pull/1656