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  1. JDK
  2. JDK-8248331

Intrinsify downcall handles in C2

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      https://bugs.openjdk.java.net/browse/JDK-8247937 added specialization of down call binding recipes using MethodHandle combinators.

      We can further speed up down calls by specializing the ProgrammableInvoker::invokeMoves call in C2, by emitting a direct call using the right registers.

            jvernee Jorn Vernee
            jvernee Jorn Vernee
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