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  1. JDK
  2. JDK-8080588 VarHandles development
  3. JDK-8157726

VarHandles/Unsafe should support sub-word atomic ops

    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: P3
    • Resolution: Fixed
    • Affects Version/s: 9
    • Fix Version/s: 9
    • Component/s: core-libs
    • Labels:

      Description

      See the discussion here:
        http://mail.openjdk.java.net/pipermail/core-libs-dev/2016-May/041369.html
        http://mail.openjdk.java.net/pipermail/core-libs-dev/2016-May/041382.html

      This needs new entry points in Unsafe, compiler support and intrinsics. Also, a sensible fallback strategy for platforms lacking sub-word atomic ops.

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