llvm-6502/lib/Target/Mips/MipsTargetMachine.h
2013-07-12 23:33:22 +00:00

126 lines
3.9 KiB
C++

//===-- MipsTargetMachine.h - Define TargetMachine for Mips -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file declares the Mips specific subclass of TargetMachine.
//
//===----------------------------------------------------------------------===//
#ifndef MIPSTARGETMACHINE_H
#define MIPSTARGETMACHINE_H
#include "MipsFrameLowering.h"
#include "MipsISelLowering.h"
#include "MipsInstrInfo.h"
#include "MipsJITInfo.h"
#include "MipsSelectionDAGInfo.h"
#include "MipsSubtarget.h"
#include "llvm/ADT/OwningPtr.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/CodeGen/SelectionDAGISel.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/Target/TargetFrameLowering.h"
#include "llvm/Target/TargetMachine.h"
namespace llvm {
class formatted_raw_ostream;
class MipsRegisterInfo;
class MipsTargetMachine : public LLVMTargetMachine {
MipsSubtarget Subtarget;
const DataLayout DL; // Calculates type size & alignment
OwningPtr<const MipsInstrInfo> InstrInfo;
OwningPtr<const MipsFrameLowering> FrameLowering;
OwningPtr<const MipsTargetLowering> TLInfo;
OwningPtr<const MipsInstrInfo> InstrInfo16;
OwningPtr<const MipsFrameLowering> FrameLowering16;
OwningPtr<const MipsTargetLowering> TLInfo16;
OwningPtr<const MipsInstrInfo> InstrInfoSE;
OwningPtr<const MipsFrameLowering> FrameLoweringSE;
OwningPtr<const MipsTargetLowering> TLInfoSE;
MipsSelectionDAGInfo TSInfo;
const InstrItineraryData &InstrItins;
MipsJITInfo JITInfo;
public:
MipsTargetMachine(const Target &T, StringRef TT,
StringRef CPU, StringRef FS, const TargetOptions &Options,
Reloc::Model RM, CodeModel::Model CM,
CodeGenOpt::Level OL,
bool isLittle);
virtual ~MipsTargetMachine() {}
virtual void addAnalysisPasses(PassManagerBase &PM);
virtual const MipsInstrInfo *getInstrInfo() const
{ return InstrInfo.get(); }
virtual const TargetFrameLowering *getFrameLowering() const
{ return FrameLowering.get(); }
virtual const MipsSubtarget *getSubtargetImpl() const
{ return &Subtarget; }
virtual const DataLayout *getDataLayout() const
{ return &DL;}
virtual const InstrItineraryData *getInstrItineraryData() const {
return Subtarget.inMips16Mode() ? 0 : &InstrItins;
}
virtual MipsJITInfo *getJITInfo()
{ return &JITInfo; }
virtual const MipsRegisterInfo *getRegisterInfo() const {
return &InstrInfo->getRegisterInfo();
}
virtual const MipsTargetLowering *getTargetLowering() const {
return TLInfo.get();
}
virtual const MipsSelectionDAGInfo* getSelectionDAGInfo() const {
return &TSInfo;
}
// Pass Pipeline Configuration
virtual TargetPassConfig *createPassConfig(PassManagerBase &PM);
virtual bool addCodeEmitter(PassManagerBase &PM, JITCodeEmitter &JCE);
// Set helper classes
void setHelperClassesMips16();
void setHelperClassesMipsSE();
};
/// MipsebTargetMachine - Mips32/64 big endian target machine.
///
class MipsebTargetMachine : public MipsTargetMachine {
virtual void anchor();
public:
MipsebTargetMachine(const Target &T, StringRef TT,
StringRef CPU, StringRef FS, const TargetOptions &Options,
Reloc::Model RM, CodeModel::Model CM,
CodeGenOpt::Level OL);
};
/// MipselTargetMachine - Mips32/64 little endian target machine.
///
class MipselTargetMachine : public MipsTargetMachine {
virtual void anchor();
public:
MipselTargetMachine(const Target &T, StringRef TT,
StringRef CPU, StringRef FS, const TargetOptions &Options,
Reloc::Model RM, CodeModel::Model CM,
CodeGenOpt::Level OL);
};
} // End llvm namespace
#endif