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  1. JDK
  2. JDK-8247912

Make narrowOop a scoped enum

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Details

    • Enhancement
    • Status: Resolved
    • P4
    • Resolution: Fixed
    • 16
    • 16
    • hotspot
    • b19

    Description

      By making narrowOop a scoped enum rather than a typef for uint32_t we can get better type checking without any performance impact.

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          is blocked by

          JEP - Java Enhancement Proposal JDK-8208089 JEP 347: Enable C++14 Language Features

          • P3 - Major loss of function.
          • Closed
          relates to

          Bug - A problem which impairs or prevents the functions of the product. JDK-8253970 Build error: address argument to atomic builtin must be a pointer to integer or pointer ('volatile narrowOop *' invalid)

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

          Enhancement - null JDK-8253860 PPC: Relocation::pd_set_data_value conflates compressed oops and klasses

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

          Commit Commit openjdk/jdk/2d9fa9da

          Review Review openjdk/jdk/273

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              kbarrett Kim Barrett
              kbarrett Kim Barrett
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              Dates

                Created:
                Updated:
                Resolved: