Add an function to BinaryOperator to swap the two operands

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/include/llvm/InstrTypes.h b/include/llvm/InstrTypes.h
index fa0ce87c9ca78104f6f4c2a1ddd4e82b61a149f4..1f771e635010cacfe0307c3643fab3d8178b1343 100644 (file)
--- a/include/llvm/InstrTypes.h
+++ b/include/llvm/InstrTypes.h
@@ -108,6 +108,11 @@ public:
   }
 
   virtual const char *getOpcodeName() const = 0;
+
+  // swapOperands - Exchange the two operands to this instruction
+  void swapOperands() {
+    swap(Operands[0], Operands[1]);
+  }
 };
 
 #endif