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  1. JDK
  2. JDK-8229866

[vector] Reduce code size generated from AD files

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    • Subcomponent:
    • CPU:
      generic
    • OS:
      generic

      Description

      When the patch of 8222074: Enhance auto vectorization for x86 is reviewed, there are some discussions how to reduce code size generated from AD file.
      http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2019-April/033339.html

      The following is one of suggestions.
      http://mail.openjdk.java.net/pipermail/hotspot-compiler-dev/2019-April/033362.html

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          relates to

          Enhancement - null JDK-8230015 [instruction selector] generic vector operands support.

          • P2 - Crashes, loss of data, severe memory leak.
          • Resolved

          Enhancement - null JDK-8222074 Enhance auto vectorization for x86

          • P4 - Minor loss of function, or other problem where easy workaround is present.
          • Resolved

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              Assignee:
              Unassigned Unassigned
              Reporter:
              yzhang Yang Zhang
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                Created:
                Updated: