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  1. JDK
  2. JDK-8210260

[lworld] Improve acmp implementation

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    Details

    • Type: Enhancement
    • Status: Resolved
    • Priority: P4
    • Resolution: Fixed
    • Affects Version/s: repo-valhalla
    • Fix Version/s: repo-valhalla
    • Component/s: hotspot
    • Labels:

      Description

      The implementation of acmp should use the always locked mark word to determine if one of the operands is a value type. We should also improve the implementation according to Sergey's suggestions:
      http://mail.openjdk.java.net/pipermail/valhalla-dev/2018-August/004888.html

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              Assignee:
              thartmann Tobias Hartmann
              Reporter:
              thartmann Tobias Hartmann
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