Checkin new useful routine

llvm-svn: 2046

1 files changed, 17 insertions, 0 deletions

diff --git a/llvm/include/llvm/Transforms/Utils/CloneFunction.h b/llvm/include/llvm/Transforms/Utils/CloneFunction.h
new file mode 100644
index 00000000000..fe29dc4ce61
--- /dev/null
+++ b/llvm/include/llvm/Transforms/Utils/CloneFunction.h
@@ -0,0 +1,17 @@
+
+
+#ifndef LLVM_TRANSFORMS_CLONE_FUNCTION_H
+#define LLVM_TRANSFORMS_CLONE_FUNCTION_H
+
+#include <vector>
+class Function;
+class Value;
+
+// Clone OldFunc into NewFunc, transforming the old arguments into references to
+// ArgMap values.  Note that if NewFunc already has basic blocks, the ones
+// cloned into it will be added to the end of the function.
+//
+void CloneFunctionInto(Function *NewFunc, const Function *OldFunc,
+                       const std::vector<Value*> &ArgMap);
+
+#endif