Make @Contended within the same group to use the same oop map

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    • Type: Enhancement
    • Resolution: Fixed
    • Priority: P4
    • 9
    • Affects Version/s: 9
    • Component/s: hotspot
    • None
    • b42

        This is the minor nit in current ClassFileParser::layout_fields code. We pessimistically use the distinct oop maps for every @Contended field, while we sometimes can merge some of the maps together (i.e. for the contended fields with the same tag).

              Assignee:
              Aleksey Shipilev
              Reporter:
              Aleksey Shipilev
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