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  1. JDK
  2. JDK-8224626

Shenandoah: Elide barriers on uncommon traps

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Details

    • Enhancement
    • Status: Resolved
    • P4
    • Resolution: Fixed
    • 13
    • 13
    • hotspot
    • gc
    • b23
    • generic
    • generic

    Description

      We currently preserve all load-reference-barriers that feed into calls. With Aleksey's recent change JDK-8224522 that places barriers at deopt unpacking, we don't need to place barriers in generated code when an oop only feeds into uncommon traps.

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          relates to

          Enhancement - null JDK-8224836 Backout: JDK-8224626: Shenandoah: Elide barriers on uncommon traps

          • P2 - Crashes, loss of data, severe memory leak.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8224522 Shenandoah should apply barriers on deoptimization

          • P2 - Crashes, loss of data, severe memory leak.
          • Resolved

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              rkennke Roman Kennke
              rkennke Roman Kennke
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                Created:
                Updated:
                Resolved: