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diff --git a/include/llvm/Support/DynamicLinker.h b/include/llvm/Support/DynamicLinker.h
new file mode 100644
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+++ b/include/llvm/Support/DynamicLinker.h
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+//===-- llvm/Support/DynamicLinker.h - Portable Dynamic Linker --*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// Lightweight interface to dynamic library linking and loading, and dynamic
+// symbol lookup functionality, in whatever form the operating system
+// provides it.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_SUPPORT_DYNAMICLINKER_H
+#define LLVM_SUPPORT_DYNAMICLINKER_H
+
+#include <string>
+
+namespace llvm {
+
+/// LinkDynamicObject - Load the named file as a dynamic library
+/// and link it with the currently running process. Returns false
+/// on success, true if there is an error (and sets ErrorMessage
+/// if it is not NULL). Analogous to dlopen().
+///
+bool LinkDynamicObject (const char *filename, std::string *ErrorMessage);
+
+/// GetAddressOfSymbol - Returns the address of the named symbol in
+/// the currently running process, as reported by the dynamic linker,
+/// or NULL if the symbol does not exist or some other error has
+/// occurred.
+///
+void *GetAddressOfSymbol (const char *symbolName);
+void *GetAddressOfSymbol (const std::string &symbolName);
+
+} // End llvm namespace
+
+#endif // SUPPORT_DYNAMICLINKER_H