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  1. JDK
  2. JDK-8277168

AArch64: Enable arraycopy partial inlining with SVE

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    Details

    • Type: Enhancement
    • Status: Resolved
    • Priority: P4
    • Resolution: Fixed
    • Affects Version/s: 18
    • Fix Version/s: 18
    • Component/s: hotspot
    • Labels:
    • Subcomponent:
    • Resolved In Build:
      b27
    • CPU:
      aarch64
    • OS:
      generic

      Backports

        Description

        Arraycopy partial inlining is a C2 compiler technique that avoids stub call overhead in small-sized arraycopy operations by generating masked vector instructions. So far it works on x86 AVX512 only but we can also enable it for AArch64 SVE.

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                Assignee:
                pli Pengfei Li
                Reporter:
                pli Pengfei Li
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                  Updated:
                  Resolved: