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  1. JDK
  2. JDK-8331087

Move immutable nmethod data from CodeCache

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Details

    • Enhancement
    • Resolution: Fixed
    • P4
    • 23
    • 23
    • hotspot
    • b21

    Description

      Investigate possibility to move read-only nmethod's data from CodeCache to C heap. It includes dependencies, nul_chk_table, handler_table, scopes_pcs, scopes_data, speculations, jvmci_data. It amounts for about 30% (optimized VM) of space in CodeCache.

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          relates to

          Enhancement - null JDK-7072317 move metadata from CodeCache

          • P3 - Major loss of function.
          • Open

          Enhancement - null JDK-8330181 Move PcDesc cache from nmethod header

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

          Commit Commit openjdk/jdk/bdcc2400

          Review Review openjdk/jdk/18984

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              kvn Vladimir Kozlov
              kvn Vladimir Kozlov
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                Created:
                Updated:
                Resolved: