Uploaded image for project: 'JDK'
  1. JDK
  2. JDK-8151573

Multiversioning for range check elimination

    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)

        Attachments

          Issue Links

            Activity

              People

              • Assignee:
                mcberg Michael Berg
                Reporter:
                mcberg Michael Berg
              • Votes:
                0 Vote for this issue
                Watchers:
                3 Start watching this issue

                Dates

                • Due:
                  Created:
                  Updated:
                  Resolved:

                  Time Tracking

                  Estimated:
                  Original Estimate - 3 weeks
                  3w
                  Remaining:
                  Remaining Estimate - 2 days
                  2d
                  Logged:
                  Time Spent - Not Specified Time Not Required
                  Not Specified