Add first draft of MSP430 calling convention stuff and draft of ISD::FORMAL_ARGUMENTS node lowering.

llvm-svn: 70702
diff --git a/llvm/lib/Target/MSP430/MSP430ISelLowering.h b/llvm/lib/Target/MSP430/MSP430ISelLowering.h
index 8acfd26..0d17ddc 100644
--- a/llvm/lib/Target/MSP430/MSP430ISelLowering.h
+++ b/llvm/lib/Target/MSP430/MSP430ISelLowering.h
@@ -30,6 +30,8 @@
 
     /// LowerOperation - Provide custom lowering hooks for some operations.
     virtual SDValue LowerOperation(SDValue Op, SelectionDAG &DAG);
+    SDValue LowerFORMAL_ARGUMENTS(SDValue Op, SelectionDAG &DAG);
+    SDValue LowerCCCArguments(SDValue Op, SelectionDAG &DAG);
 
   private:
     const MSP430Subtarget &Subtarget;