hook up getOpcodeName for ARM so that "llc -show-mc-inst" includes
the opcode string in the inst dump, e.g.:
	vmov	r2, r3, d17             @ encoding: [0x31,0x2b,0x53,0xec]
                                        @ <MCInst #989 VMOVRRD
                                        @  <MCOperand Reg:68>
                                        @  <MCOperand Reg:69>
                                        @  <MCOperand Reg:19>
                                        @  <MCOperand Imm:14>
                                        @  <MCOperand Reg:0>>

The "VMOVRRD" is new.

llvm-svn: 117609
diff --git a/llvm/lib/Target/ARM/InstPrinter/ARMInstPrinter.h b/llvm/lib/Target/ARM/InstPrinter/ARMInstPrinter.h
index 47c7470..1ae0988 100644
--- a/llvm/lib/Target/ARM/InstPrinter/ARMInstPrinter.h
+++ b/llvm/lib/Target/ARM/InstPrinter/ARMInstPrinter.h
@@ -24,6 +24,9 @@
   ARMInstPrinter(const MCAsmInfo &MAI) : MCInstPrinter(MAI) {}
 
   virtual void printInst(const MCInst *MI, raw_ostream &O);
+  virtual StringRef getOpcodeName(unsigned Opcode) const;
+
+  static const char *getInstructionName(unsigned Opcode);
 
   // Autogenerated by tblgen.
   void printInstruction(const MCInst *MI, raw_ostream &O);