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  1. JDK
  2. JDK-8151502

aarch64: optimize pd_disjoint_words and pd_conjoint_words

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Details

    • Enhancement
    • Status: Resolved
    • P4
    • Resolution: Fixed
    • 9
    • 9
    • hotspot
    • None
    • b112
    • aarch64
    • linux

    Backports

      Description

        This issue proposes optimizing Copy::pd_disjoint_words and Copy::pd_conjoint_words using inline assembler.

        These routines are heavily used in GC and the aim is to improve the overall performance of GC.

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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-8260764 aarch64: optimize pd_disjoint_words and pd_conjoint_words

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • Resolved
            relates to

            Enhancement - null JDK-8257192 Integrate AArch64 JIT port into 8u

            • P3 - Major loss of function.
            • Resolved

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                enevill Ed Nevill
                enevill Ed Nevill
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                Dates

                  Created:
                  Updated:
                  Resolved: