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  1. JDK
  2. JDK-8035857

Add tests to verify correctness of operations with BMI1 and LZCNT instructions

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Details

    • Enhancement
    • Resolution: Fixed
    • P2
    • 9
    • 8u20
    • hotspot
    • b08
    • generic
    • generic

    Backports

      Description

        Add tests to verify correctness of operations with BMI1 instructions.

        Following instructions should be covered:
        blsi
        blsr
        andn
        blsmsk
        lzcnt (intrinsic for {Integer,Long}::numberOfLeadingZeros)
        tzcnt (intrinsic for {Integer,Long}::numberOfTrailingZeros)

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            backported by

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8045296 Add tests to verify correctness of operations with BMI1 and LZCNT instructions

            • P2 - Crashes, loss of data, severe memory leak.
            • Resolved

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8053410 Add tests to verify correctness of operations with BMI1 and LZCNT instructions

            • P2 - Crashes, loss of data, severe memory leak.
            • Resolved

            Backport - A issue that is required to port a Bug or Feature into another product release. This issue type is generally associated with the main Bug/Feature to represent each individual release of the port. JDK-8038308 Add tests to verify correctness of operations with BMI1 and LZCNT instructions

            • P2 - Crashes, loss of data, severe memory leak.
            • Closed
            relates to

            Enhancement - null JDK-6823354 Add intrinsics for {Integer,Long}.{numberOfLeadingZeros,numberOfTrailingZeros}()

            • P5 - Cosmetic problem like misspelt words or misaligned text.
            • Closed

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                fzhinkin Filipp Zhinkin
                fzhinkin Filipp Zhinkin
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                  Created:
                  Updated:
                  Resolved: