ARM NEON assembly parsing and encoding for VDUP(scalar).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@141446 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp b/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
index 83cf58b..d637929 100644
--- a/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
+++ b/lib/Target/ARM/InstPrinter/ARMInstPrinter.cpp
@@ -981,3 +981,8 @@
   case 3: O << "24"; break;
   }
 }
+
+void ARMInstPrinter::printVectorIndex(const MCInst *MI, unsigned OpNum,
+                                      raw_ostream &O) {
+  O << "[" << MI->getOperand(OpNum).getImm() << "]";
+}