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diff --git a/include/llvm/CodeGen/StackMapLivenessAnalysis.h b/include/llvm/CodeGen/StackMapLivenessAnalysis.h
deleted file mode 100644
index 4631f0fa79..0000000000
--- a/include/llvm/CodeGen/StackMapLivenessAnalysis.h
+++ /dev/null
@@ -1,67 +0,0 @@
-//===--- StackMapLivenessAnalysis - StackMap Liveness Analysis --*- C++ -*-===//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-// This pass calculates the liveness for each basic block in a function and
-// attaches the register live-out information to a stackmap or patchpoint
-// intrinsic if present.
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef LLVM_CODEGEN_STACKMAP_LIVENESS_ANALYSIS_H
-#define LLVM_CODEGEN_STACKMAP_LIVENESS_ANALYSIS_H
-
-#include "llvm/CodeGen/LivePhysRegs.h"
-#include "llvm/CodeGen/MachineFunctionPass.h"
-
-
-namespace llvm {
-
-/// \brief This pass calculates the liveness information for each basic block in
-/// a function and attaches the register live-out information to a stackmap or
-/// patchpoint intrinsic if present.
-///
-/// This is an optional pass that has to be explicitely enabled via the
-/// -enable-stackmap-liveness flag. The pass skips functions that don't have any
-/// stackmap or patchpoint intrinsics. The information provided by this pass is
-/// optional and not required by the aformentioned intrinsics to function.
-class StackMapLiveness : public MachineFunctionPass {
-  MachineFunction *MF;
-  const TargetRegisterInfo *TRI;
-  LivePhysRegs LiveRegs;
-public:
-  static char ID;
-
-  /// \brief Default construct and initialize the pass.
-  StackMapLiveness();
-
-  /// \brief Tell the pass manager which passes we depend on and what
-  /// information we preserve.
-  virtual void getAnalysisUsage(AnalysisUsage &AU) const;
-
-  /// \brief Calculate the liveness information for the given machine function.
-  virtual bool runOnMachineFunction(MachineFunction &MF);
-
-private:
-  /// \brief Performs the actual liveness calculation for the function.
-  bool calculateLiveness();
-
-  /// \brief Add the current register live set to the instruction.
-  void addLiveOutSetToMI(MachineInstr &MI);
-
-  /// \brief Create a register mask and initialize it with the registers from
-  /// the register live set.
-  uint32_t *createRegisterMask() const;
-
-  /// \brief Print the current register live set for debugging.
-  void printLiveOutSet(raw_ostream &OS) const;
-};
-
-} // end llvm namespace
-
-#endif // end LLVM_CODEGEN_STACKMAP_LIVENESS_ANALYSIS_H