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diff --git a/lib/Target/AMDGPU/AMDGPUMCInstLower.h b/lib/Target/AMDGPU/AMDGPUMCInstLower.h
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+//===- AMDGPUMCInstLower.h MachineInstr Lowering Interface ------*- C++ -*-===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+/// \file
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIB_TARGET_R600_AMDGPUMCINSTLOWER_H
+#define LLVM_LIB_TARGET_R600_AMDGPUMCINSTLOWER_H
+
+namespace llvm {
+
+class AMDGPUSubtarget;
+class MachineInstr;
+class MCContext;
+class MCInst;
+
+class AMDGPUMCInstLower {
+ MCContext &Ctx;
+ const AMDGPUSubtarget &ST;
+
+public:
+ AMDGPUMCInstLower(MCContext &ctx, const AMDGPUSubtarget &ST);
+
+ /// \brief Lower a MachineInstr to an MCInst
+ void lower(const MachineInstr *MI, MCInst &OutMI) const;
+
+};
+
+} // End namespace llvm
+
+#endif