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diff --git a/lib/Target/Alpha/AlphaJITInfo.h b/lib/Target/Alpha/AlphaJITInfo.h
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+//===- AlphaJITInfo.h - Alpha impl. of the JIT interface ----*- C++ -*-===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains the Alpha implementation of the TargetJITInfo class.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef ALPHA_JITINFO_H
+#define ALPHA_JITINFO_H
+
+#include "llvm/Target/TargetJITInfo.h"
+
+namespace llvm {
+  class TargetMachine;
+
+  class AlphaJITInfo : public TargetJITInfo {
+  protected:
+    TargetMachine &TM;
+  public:
+    explicit AlphaJITInfo(TargetMachine &tm) : TM(tm)
+    { useGOT = true; }
+
+    virtual void *emitFunctionStub(const Function* F, void *Fn,
+                                   JITCodeEmitter &JCE);
+    virtual LazyResolverFn getLazyResolverFunction(JITCompilerFn);
+    virtual void relocate(void *Function, MachineRelocation *MR,
+                          unsigned NumRelocs, unsigned char* GOTBase);
+
+    /// replaceMachineCodeForFunction - Make it so that calling the function
+    /// whose machine code is at OLD turns into a call to NEW, perhaps by
+    /// overwriting OLD with a branch to NEW.  This is used for self-modifying
+    /// code.
+    ///
+    virtual void replaceMachineCodeForFunction(void *Old, void *New);
+  private:
+    static const unsigned GOToffset = 4096;
+
+  };
+}
+
+#endif