Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8186670

Implement _onSpinWait() intrinsic for AArch64

    XMLWordPrintable

Details

    • b24
    • aarch64
    • linux

    Backports

      Description

        Implement _onSpinWait() intrinsic for AArch64

        The intrinsic was not implemented. It makes sense to implement it using `yield` instuction.

        Attachments

          Issue Links

            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-8280151 Implement _onSpinWait() intrinsic for AArch64

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • 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-8282950 Implement _onSpinWait() intrinsic for AArch64

            • P4 - Minor loss of function, or other problem where easy workaround is present.
            • 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-8294174 Implement _onSpinWait() intrinsic for AArch64

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

            CSR - null JDK-8274564 Add diagnostic VM options to control Thread.onSpinWait intrinsic code for AArch64

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

            Enhancement - null JDK-8186671 Use `yield` instruction in SpinPause on linux-aarch64

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

            Enhancement - null JDK-8277137 Set OnSpinWaitInst/OnSpinWaitInstCount defaults to "isb"/1 for Arm Neoverse N1

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

            Enhancement - null JDK-8278241 Implement JVM SpinPause on linux-aarch64

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

            JEP - Java Enhancement Proposal JDK-8147832 JEP 285: Spin-Wait Hints

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

            Enhancement - null JDK-8258604 Use 'isb' instruction in SpinPause on linux-aarch64

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

            Commit Commit openjdk/jdk15u-dev/e972e77a

            Commit Commit openjdk/jdk17u-dev/c7329f33

            Commit Commit openjdk/jdk/6954b98f

            Review Review openjdk/jdk15u-dev/181

            Review Review openjdk/jdk17u-dev/88

            Review Review openjdk/jdk/5562

            There are no Sub-Tasks for this issue.

            Activity

              People

                phh Paul Hohensee
                dchuyko Dmitry Chuyko
                Votes:
                0 Vote for this issue
                Watchers:
                10 Start watching this issue

                Dates

                  Created:
                  Updated:
                  Resolved: