Add UDIV to ARM integrated assembler.

src/IceAssemblerARM32.h

Index: src/IceAssemblerARM32.h
diff --git a/src/IceAssemblerARM32.h b/src/IceAssemblerARM32.h
index a3c2d090c8ef44f1b734ddea08dd96dfd726b820..abf9b29d809ddec94ab4f60fa5beec7c06706346 100644
--- a/src/IceAssemblerARM32.h
+++ b/src/IceAssemblerARM32.h
@@ -178,6 +178,9 @@ public:
   void sub(const Operand *OpRd, const Operand *OpRn, const Operand *OpSrc1,
            bool SetFlags, CondARM32::Cond Cond);
 
+  void udiv(const Operand *OpRd, const Operand *OpRn, const Operand *OpSrc1,
+            CondARM32::Cond Cond);
+
   static bool classof(const Assembler *Asm) {
     return Asm->getKind() == Asm_ARM32;
   }