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//===-- MipsTargetMachine.h - Define TargetMachine for Mips -00--*- C++ -*-===//
//                     The LLVM Compiler Infrastructure
// This file was developed by Bruno Cardoso Lopes and is distributed under the 
// University of Illinois Open Source License. See LICENSE.TXT for details.
// This file declares the Mips specific subclass of TargetMachine.


#include "MipsSubtarget.h"
#include "MipsInstrInfo.h"
#include "MipsISelLowering.h"
#include "llvm/Target/TargetMachine.h"
#include "llvm/Target/TargetData.h"
#include "llvm/Target/TargetFrameInfo.h"

namespace llvm {
  class MipsTargetMachine : public LLVMTargetMachine {
    MipsSubtarget       Subtarget;
    const TargetData    DataLayout; // Calculates type size & alignment
    MipsInstrInfo       InstrInfo;
    TargetFrameInfo     FrameInfo;
    MipsTargetLowering  TLInfo;
    virtual const TargetAsmInfo *createTargetAsmInfo() const;
    MipsTargetMachine(const Module &M, const std::string &FS);

    virtual const MipsInstrInfo   *getInstrInfo()     const 
    { return &InstrInfo; }
    virtual const TargetFrameInfo *getFrameInfo()     const 
    { return &FrameInfo; }
    virtual const TargetSubtarget *getSubtargetImpl() const 
    { return &Subtarget; }
    virtual const TargetData      *getTargetData()    const 
    { return &DataLayout;}

    virtual const MRegisterInfo   *getRegisterInfo()  const {
      return &InstrInfo.getRegisterInfo();

    virtual MipsTargetLowering   *getTargetLowering() const { 
      return const_cast<MipsTargetLowering*>(&TLInfo); 

    static unsigned getModuleMatchQuality(const Module &M);

    // Pass Pipeline Configuration
    virtual bool addInstSelector(FunctionPassManager &PM, bool Fast);
    virtual bool addPreEmitPass(FunctionPassManager &PM, bool Fast);
    virtual bool addAssemblyEmitter(FunctionPassManager &PM, bool Fast, 
                                    std::ostream &Out);
} // End llvm namespace