C2: Compile-time constants for intrinsic methods in j.l.Class

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    • Type: Enhancement
    • Resolution: Unresolved
    • Priority: P4
    • tbd
    • Affects Version/s: 17
    • Component/s: hotspot

      I do notice that LibraryCallKit::inline_native_Class_query generates some nodes for intrinsic methods(Class.getModifiers, Class.isPrimitive, etc.) even if receivers are constant instances, we may eliminate node generation in inline_native_Class_query by compile-time constant, which is already done in C1 canonicalizer. This could reduce C2 compilation time.

            Assignee:
            Yi Yang
            Reporter:
            Yi Yang
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              Created:
              Updated: