Remove the SystemZ backend.

[oota-llvm.git] / lib / Target / SystemZ / SystemZFrameLowering.h

diff --git a/lib/Target/SystemZ/SystemZFrameLowering.h b/lib/Target/SystemZ/SystemZFrameLowering.h
deleted file mode 100644 (file)
index 1284b68..0000000
--- a/lib/Target/SystemZ/SystemZFrameLowering.h
+++ /dev/null
@@ -1,57 +0,0 @@
-//=- SystemZFrameLowering.h - Define frame lowering for z/System -*- C++ -*--=//
-//
-//                     The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//===----------------------------------------------------------------------===//
-//
-//
-//
-//===----------------------------------------------------------------------===//
-
-#ifndef SYSTEMZ_FRAMEINFO_H
-#define SYSTEMZ_FRAMEINFO_H
-
-#include "SystemZ.h"
-#include "SystemZSubtarget.h"
-#include "llvm/Target/TargetFrameLowering.h"
-#include "llvm/ADT/IndexedMap.h"
-
-namespace llvm {
-  class SystemZSubtarget;
-
-class SystemZFrameLowering : public TargetFrameLowering {
-  IndexedMap<unsigned> RegSpillOffsets;
-protected:
-  const SystemZSubtarget &STI;
-
-public:
-  explicit SystemZFrameLowering(const SystemZSubtarget &sti);
-
-  /// emitProlog/emitEpilog - These methods insert prolog and epilog code into
-  /// the function.
-  void emitPrologue(MachineFunction &MF) const;
-  void emitEpilogue(MachineFunction &MF, MachineBasicBlock &MBB) const;
-
-  bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
-                                 MachineBasicBlock::iterator MI,
-                                 const std::vector<CalleeSavedInfo> &CSI,
-                                 const TargetRegisterInfo *TRI) const;
-  bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
-                                   MachineBasicBlock::iterator MI,
-                                   const std::vector<CalleeSavedInfo> &CSI,
-                                   const TargetRegisterInfo *TRI) const;
-
-  void processFunctionBeforeCalleeSavedScan(MachineFunction &MF,
-                                            RegScavenger *RS) const;
-
-  bool hasReservedCallFrame(const MachineFunction &MF) const { return true; }
-  bool hasFP(const MachineFunction &MF) const;
-  int getFrameIndexOffset(const MachineFunction &MF, int FI) const;
-};
-
-} // End llvm namespace
-
-#endif