profile nmethod fields access

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    • Type: Enhancement
    • Resolution: Unresolved
    • Priority: P4
    • tbd
    • Affects Version/s: 20
    • Component/s: hotspot
    • None
    • generic
    • generic

      More research is needed additionally to the JDK-8288477 change (see PR comments). The JDK-8288477 change optimizes the size of the nmethod header. Additional reordering with putting hot fields together may improve performance if they are in the same cache line. Todo: profile nmethod fields access.

            Assignee:
            Boris Ulasevich
            Reporter:
            Boris Ulasevich
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              Created:
              Updated: