Dummy MSP430 backend

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@70694 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/MSP430/MSP430Subtarget.cpp b/lib/Target/MSP430/MSP430Subtarget.cpp
new file mode 100644
index 0000000..ef9e103
--- /dev/null
+++ b/lib/Target/MSP430/MSP430Subtarget.cpp
@@ -0,0 +1,27 @@
+//===- MSP430Subtarget.cpp - MSP430 Subtarget Information ---------*- C++ -*-=//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file implements the MSP430 specific subclass of TargetSubtarget.
+//
+//===----------------------------------------------------------------------===//
+
+#include "MSP430Subtarget.h"
+#include "MSP430.h"
+#include "MSP430GenSubtarget.inc"
+#include "llvm/Target/TargetMachine.h"
+
+using namespace llvm;
+
+MSP430Subtarget::MSP430Subtarget(const TargetMachine &TM, const Module &M,
+                                 const std::string &FS) {
+  std::string CPU = "generic";
+
+  // Parse features string.
+  ParseSubtargetFeatures(FS, CPU);
+}