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//===-- PPC32TargetMachine.h - Define TargetMachine for PowerPC -*- C++ -*-=//
//
//                     The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the PowerPC specific subclass of TargetMachine.
//
//===----------------------------------------------------------------------===//

#ifndef POWERPC32_TARGETMACHINE_H
#define POWERPC32_TARGETMACHINE_H

#include "PowerPCFrameInfo.h"
#include "PowerPCSubtarget.h"
#include "PPC32JITInfo.h"
#include "PPC32InstrInfo.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetFrameInfo.h"
#include "llvm/PassManager.h"

namespace llvm {

class IntrinsicLowering;
class GlobalValue;
class IntrinsicLowering;

// FIXME: Merge into only subclass.
class PowerPCTargetMachine : public TargetMachine {
  PowerPCFrameInfo  FrameInfo;
  PPCSubtarget      Subtarget;
protected:
  PowerPCTargetMachine(const std::string &name, IntrinsicLowering *IL,
                       const Module &M, const std::string &FS,
                       const TargetData &TD, 
                       const PowerPCFrameInfo &TFI);
public:
  virtual const TargetFrameInfo  *getFrameInfo() const { return &FrameInfo; }
  virtual const TargetSubtarget  *getSubtargetImpl() const{ return &Subtarget; }
  
  virtual bool addPassesToEmitFile(PassManager &PM, std::ostream &Out,
                                   CodeGenFileType FileType);
};
  
class PPC32TargetMachine : public PowerPCTargetMachine {
  PPC32InstrInfo InstrInfo;
  PPC32JITInfo JITInfo;

public:
  PPC32TargetMachine(const Module &M, IntrinsicLowering *IL,
                     const std::string &FS);
  virtual const PPC32InstrInfo   *getInstrInfo() const { return &InstrInfo; }
  virtual const MRegisterInfo *getRegisterInfo() const {
    return &InstrInfo.getRegisterInfo();
  }

  virtual TargetJITInfo *getJITInfo() {
    return &JITInfo;
  }

  static unsigned getJITMatchQuality();

  static unsigned getModuleMatchQuality(const Module &M);

  bool addPassesToEmitMachineCode(FunctionPassManager &PM,
                                  MachineCodeEmitter &MCE);
};

} // end namespace llvm

#endif
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