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Remove the SystemZ backend.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142878 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2011-10-24 23:48:32 +00:00
parent b36e03d987
commit 29074ccf6c
117 changed files with 12 additions and 8826 deletions
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lib/Target/SystemZ/SystemZFrameLowering.h
-57
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@@ -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