ExecutionEngine interface to re-map addresses for engines that support it.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@148264 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/ExecutionEngine/MCJIT/MCJIT.h b/lib/ExecutionEngine/MCJIT/MCJIT.h
index 51e63d9..7f4ae77 100644
--- a/lib/ExecutionEngine/MCJIT/MCJIT.h
+++ b/lib/ExecutionEngine/MCJIT/MCJIT.h
@@ -67,6 +67,14 @@
   ///
   virtual void *getPointerToNamedFunction(const std::string &Name,
                                           bool AbortOnFailure = true);
+  /// mapSectionAddress - map a section to its target address space value.
+  /// Map the address of a JIT section as returned from the memory manager
+  /// to the address in the target process as the running code will see it.
+  /// This is the address which will be used for relocation resolution.
+  virtual void mapSectionAddress(void *LocalAddress, uint64_t TargetAddress) {
+    Dyld.mapSectionAddress(LocalAddress, TargetAddress);
+  }
+
   /// @}
   /// @name (Private) Registration Interfaces
   /// @{