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  1. JDK
  2. JDK-8054307 JEP 254: Compact Strings
  3. JDK-8081285

Improve performance of string compression on Sparc

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: P2
    • Resolution: Fixed
    • Affects Version/s: 9
    • Fix Version/s: 9
    • Component/s: hotspot
    • Labels:
      None
    • Subcomponent:
    • CPU:
      sparc, sparc_64

      Description

      We need to improve performance of string construction (compression) on Sparc. The existing intrinsic for StringCoderLatin1.toBytes0 is not good enough. See attached "performance.txt".

        Attachments

        1. performance_vis.txt
          2 kB
          Tobias Hartmann
        2. performance.txt
          1 kB
          Tobias Hartmann

          Activity

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            Assignee:
            thartmann Tobias Hartmann
            Reporter:
            thartmann Tobias Hartmann
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              Dates

              Created:
              Updated:
              Resolved: