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  1. JDK
  2. JDK-8287349

AArch64: Merge LDR instructions to improve C1 OSR performance

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    Details

    • Type: Enhancement
    • Status: Resolved
    • Priority: P4
    • Resolution: Fixed
    • Affects Version/s: 19
    • Fix Version/s: 20
    • Component/s: hotspot
    • Labels:
    • Subcomponent:
    • Resolved In Build:
      b03
    • CPU:
      aarch64

      Description

      Since MacroAssembler added merge_ldst, we can use different
      destination registers for contiguous-memory LDR instructions to improve performance.

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          Commit Commit openjdk/jdk/08400f18

          Review Review openjdk/jdk/8933

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              Assignee:
              zmiao Zhuojun Miao
              Reporter:
              zmiao Zhuojun Miao
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                Dates

                Created:
                Updated:
                Resolved: