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  1. JDK
  2. JDK-8222766

Shenandoah: streamline post-LRB CAS barrier (x86)

    Details

    • Type: Enhancement
    • Status: Resolved
    • Priority: P4
    • Resolution: Fixed
    • Affects Version/s: 8-shenandoah, 11-shenandoah, 12, 13, 14
    • Fix Version/s: 14
    • Component/s: hotspot
    • Subcomponent:
      gc
    • Resolved In Build:
      b21

      Description

      After LRB switched Shenandoah to strong to-space invariant, we can simplify CAS handling logic a bit. Notably, we can avoid the retry loop that was needed due to from-space ptrs potentially stored in memory.

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              • Assignee:
                shade Aleksey Shipilev
                Reporter:
                shade Aleksey Shipilev
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                • Created:
                  Updated:
                  Resolved: