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  1. JDK
  2. JDK-6689060

Escape Analysis does not work with Compressed Oops

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    • b01
    • b01
    • x86
    • solaris_10
    • Verified

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      Description

        One of the issue. I will add others as I find.

        % gamma -XX:+UseCompressedOops -XX:+DoEscapeAnalysis Test_SR
        VM option '+UseCompressedOops'
        VM option '+DoEscapeAnalysis'
        # To suppress the following error report, specify this argument
        # after -XX: or in .hotspotrc: SuppressErrorAt=/escape.cpp:117
        #
        # A fatal error has been detected by the Java Runtime Environment:
        #
        # Internal Error (/net/jaberwocky.sfbay/export/home2/work2/hg/narwoop/src/share/vm/opto/escape.cpp:117), pid=8504, tid=20
        # Error: assert(f->node_type() != PointsToNode::UnknownType && t->node_type() != PointsToNode::UnknownType,"node types must be set")
        #
        # Java VM: OpenJDK 64-Bit Server VM (12.0-b02-internal-jvmg mixed mode solaris-amd64 compressed oops)

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                kvn Vladimir Kozlov
                kvn Vladimir Kozlov
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