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  1. JDK
  2. JDK-8263252

Improve fold_compares c2 optimizations

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    Details

    • Type: Enhancement
    • Status: Open
    • Priority: P3
    • Resolution: Unresolved
    • Affects Version/s: 17
    • Fix Version/s: tbd
    • Component/s: hotspot
    • Labels:
    • Subcomponent:
    • CPU:
      generic
    • OS:
      generic

      Description

      <Follow-up enhancement from JDK-8238812 >

      At least following types of improvements can be done as in initial fix proposal of 8238812.
      1. Extracting existing non-CmpU changes from fold_compares_helper
      2. Support fold_compares to handle CmpU nodes

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              Assignee:
              thartmann Tobias Hartmann
              Reporter:
              rraghavan Rahul Raghavan
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                Created:
                Updated: