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  1. JDK
  2. JDK-8284932

[Vector API] Incorrect implementation of LSHR operator for negative byte/short elements

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      Description

      According to the Vector API doc, the LSHR operator computes a>>>(n&(ESIZE*8-1)).
      However, the current implementation is incorrect for negative bytes/shorts.

      Reproduce:

      $ java --add-modules jdk.incubator.vector ByteShift.java

      Expected output:

      Done

      Actual output:

      (...)
      i: 128
      a[i]: -128
      scalar: -16
      vector: 16

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              Assignee:
              jiefu Jie Fu
              Reporter:
              jiefu Jie Fu
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                Updated:
                Resolved: