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  1. JDK
  2. JDK-8262498

More than 50% performance degradation of pow operator due to call with svml intrinsic after JDK-8261267

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    • Subcomponent:
    • CPU:
      x86
    • OS:
      linux

      Description



      The following micro benchmarks show that performance of vector api's pow operator drops more than 50% after JDK-8261267.

      Double128Vector.POW
      Double256Vector.POW
      DoubleMaxVector.POW
      DoubleScalar.POW
      Float128Vector.POW
      Float256Vector.POW
      FloatMaxVector.POW

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              Assignee:
              jiefu Jie Fu
              Reporter:
              jiefu Jie Fu
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