Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8224592

AArch64: Membar handling needs adjusting to support ZGC

    Details

    • Type: Bug
    • Status: Resolved
    • Priority: P3
    • Resolution: Withdrawn
    • Affects Version/s: 13
    • Fix Version/s: tbd
    • Component/s: hotspot
    • Labels:
    • Subcomponent:
    • CPU:
      aarch64
    • OS:
      generic

      Description

      ZGC adds a more than one CAS, which causes problems when the ideal graph is processed for generating ldxr, stlxr instructions.
      Roland Westerlin has supplied a fix for this issue, during this discussion:
      https://mail.openjdk.java.net/pipermail/aarch64-port-dev/2018-November/006526.html

        Attachments

          Issue Links

            Activity

              People

              • Assignee:
                smonteith Stuart Monteith
                Reporter:
                smonteith Stuart Monteith
              • Votes:
                0 Vote for this issue
                Watchers:
                1 Start watching this issue

                Dates

                • Created:
                  Updated:
                  Resolved: