AArch64: Membar handling needs adjusting to support ZGC

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    • Type: Bug
    • Resolution: Withdrawn
    • Priority: P3
    • tbd
    • Affects Version/s: 13
    • Component/s: hotspot
    • aarch64
    • generic

      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

            Assignee:
            Stuart Monteith
            Reporter:
            Stuart Monteith
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              Created:
              Updated:
              Resolved: