src/hotspot/cpu/x86/sharedRuntime_x86_64.cpp

*** 488,497 ****
--- 488,498 ----
        assert((i + 1) < total_args_passed && sig_bt[i + 1] == T_VOID, "expecting half");
        // fall through
      case T_OBJECT:
      case T_ARRAY:
      case T_ADDRESS:
+     case T_VALUETYPE:
      case T_VALUETYPEPTR:
        if (int_args < Argument::n_int_register_parameters_j) {
          regs[i].set2(INT_ArgReg[int_args++]->as_VMReg());
        } else {
          regs[i].set2(VMRegImpl::stack2reg(stk_args));