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diff --git a/contrib/llvm/include/llvm/AddressingMode.h b/contrib/llvm/include/llvm/AddressingMode.h
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+++ b/contrib/llvm/include/llvm/AddressingMode.h
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+//===--------- llvm/AddressingMode.h - Addressing Mode    -------*- 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 addressing mode data structures which are shared
+//  between LSR and a number of places in the codegen.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_ADDRESSING_MODE_H
+#define LLVM_ADDRESSING_MODE_H
+
+#include "llvm/Support/DataTypes.h"
+
+namespace llvm {
+
+class GlobalValue;
+
+/// AddrMode - This represents an addressing mode of:
+///    BaseGV + BaseOffs + BaseReg + Scale*ScaleReg
+/// If BaseGV is null,  there is no BaseGV.
+/// If BaseOffs is zero, there is no base offset.
+/// If HasBaseReg is false, there is no base register.
+/// If Scale is zero, there is no ScaleReg.  Scale of 1 indicates a reg with
+/// no scale.
+///
+struct AddrMode {
+  GlobalValue *BaseGV;
+  int64_t      BaseOffs;
+  bool         HasBaseReg;
+  int64_t      Scale;
+  AddrMode() : BaseGV(0), BaseOffs(0), HasBaseReg(false), Scale(0) {}
+};
+
+} // End llvm namespace
+
+#endif