src/hotspot/share/code/compiledMethod.cpp

*** 356,366 ****
        has_appendix = false;
        signature = callee->signature();
  
        // If value types are passed as fields, use the extended signature
        // which contains the types of all (oop) fields of the value type.
!       if (callee->has_scalarized_args()) {
          const GrowableArray<SigEntry>* sig = callee->adapter()->get_sig_cc();
          assert(sig != NULL, "sig should never be null");
          signature = SigEntry::create_symbol(sig);
          has_receiver = false; // The extended signature contains the receiver type
        }
--- 356,366 ----
        has_appendix = false;
        signature = callee->signature();
  
        // If value types are passed as fields, use the extended signature
        // which contains the types of all (oop) fields of the value type.
!       if (this->is_compiled_by_c2() && callee->has_scalarized_args()) {
          const GrowableArray<SigEntry>* sig = callee->adapter()->get_sig_cc();
          assert(sig != NULL, "sig should never be null");
          signature = SigEntry::create_symbol(sig);
          has_receiver = false; // The extended signature contains the receiver type
        }