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  1. JDK
  2. JDK-8151573

Multiversioning for range check elimination

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    Details

    • Type: Enhancement
    • Status: Resolved
    • Priority: P3
    • Resolution: Fixed
    • Affects Version/s: 9
    • Fix Version/s: 9
    • Component/s: hotspot
    • Labels:
      None
    • Subcomponent:
    • Resolved In Build:
      b115
    • CPU:
      x86
    • OS:
      generic

      Description

      Stages safe execution of post loops without range check usage up to point that key range checks are required or exposes range check elimination fully in post loops.

      Tested as follows:

      SpecJvm2008 windows: HSW(64/32 bit): SKX(64/32 bit) : KNL (64/32 bit)
                  linux: SKX(64-bit)

      jtreg: windows: HSW(64/32 bit)

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              Assignee:
              mcberg Michael Berg
              Reporter:
              mcberg Michael Berg
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                Updated:
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