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  1. JDK
  2. JDK-8255665

C2 should aggressively remove temporary hook nodes

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Details

    • Enhancement
    • Status: Resolved
    • P4
    • Resolution: Fixed
    • 16
    • 16
    • hotspot
    • b24

    Description

      C2 often creates temporary "hook" nodes to keep other nodes alive. Although dead, these are sometimes not removed because they don't end up on the IGVN worklist.

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        Issue Links

          relates to

          Bug - A problem which impairs or prevents the functions of the product. JDK-8256330 [lworld] Dead inline type nodes are not reclaimed assertions

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Enhancement - null JDK-8255670 Improve C2's detection of modified nodes

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8256385 C2: fatal error: modified node is not on IGVN._worklist

          • P3 - Major loss of function.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8040213 C2 does not put all modified nodes on IGVN worklist

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

          Bug - A problem which impairs or prevents the functions of the product. JDK-8262299 C2 compilation fails with "modified node was not processed by IGVN.transform_old()"

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved
          links to

          Commit Commit openjdk/jdk/eb85b8da

          Review Review openjdk/jdk/994

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              thartmann Tobias Hartmann
              thartmann Tobias Hartmann
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              Dates

                Created:
                Updated:
                Resolved: