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  1. JDK
  2. JDK-8189113

AARCH64: StringLatin1 inflate intrinsic doesn't use prefetch instruction

    Details

    • Type: Enhancement
    • Status: Resolved
    • Priority: P3
    • Resolution: Fixed
    • Affects Version/s: 10
    • Fix Version/s: 11
    • Component/s: hotspot
    • Labels:
    • Subcomponent:
    • Resolved In Build:
      b20
    • CPU:
      aarch64
    • OS:
      linux

      Backports

        Description

        Current StringLatin1 inflate intrinsic is not using prefetch instruction, which can boost performance. Also, internal algorithm can be slightly enhanced.

          Attachments

          1. str_inflate_1.0_simpliest.diff
            7 kB
          2. str_inflate_1.0.1.diff
            13 kB
          3. str_inflate_1.0.5.diff
            8 kB
          4. str_inflate_1.0.diff
            9 kB
          5. str_inflate_1.1.diff
            9 kB
          6. str_inflate_1.2.diff
            9 kB
          7. str_inflate_1.3.diff
            9 kB
          8. str_inflate_1.4.diff
            10 kB
          9. str_inflate_1.5.diff
            3 kB

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                • Assignee:
                  dpochepk Dmitrij Pochepko
                  Reporter:
                  dpochepk Dmitrij Pochepko
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                  Dates

                  • Created:
                    Updated:
                    Resolved: