llvm-6502/lib/Target/Mips/MipsTargetMachine.h

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//===-- MipsTargetMachine.h - Define TargetMachine for Mips -00--*- 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 "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 raw_ostream;
class MipsTargetMachine : public LLVMTargetMachine {
MipsSubtarget Subtarget;
const TargetData DataLayout; // Calculates type size & alignment
MipsInstrInfo InstrInfo;
TargetFrameInfo FrameInfo;
MipsTargetLowering TLInfo;
protected:
virtual const TargetAsmInfo *createTargetAsmInfo() const;
protected:
// To avoid having target depend on the asmprinter stuff libraries,
// asmprinter set this functions to ctor pointer at startup time if they are
// linked in.
typedef FunctionPass *(*AsmPrinterCtorFn)(raw_ostream &o,
MipsTargetMachine &tm,
bool verbose);
static AsmPrinterCtorFn AsmPrinterCtor;
public:
MipsTargetMachine(const Module &M, const std::string &FS, bool isLittle);
static void registerAsmPrinter(AsmPrinterCtorFn F) {
AsmPrinterCtor = F;
}
virtual const MipsInstrInfo *getInstrInfo() const
{ return &InstrInfo; }
virtual const TargetFrameInfo *getFrameInfo() const
{ return &FrameInfo; }
virtual const MipsSubtarget *getSubtargetImpl() const
{ return &Subtarget; }
virtual const TargetData *getTargetData() const
{ return &DataLayout;}
virtual const MipsRegisterInfo *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(PassManagerBase &PM,
CodeGenOpt::Level OptLevel);
virtual bool addPreEmitPass(PassManagerBase &PM,
CodeGenOpt::Level OptLevel);
virtual bool addAssemblyEmitter(PassManagerBase &PM,
CodeGenOpt::Level OptLevel,
bool Verbose, raw_ostream &Out);
};
/// MipselTargetMachine - Mipsel target machine.
///
class MipselTargetMachine : public MipsTargetMachine {
public:
MipselTargetMachine(const Module &M, const std::string &FS);
static unsigned getModuleMatchQuality(const Module &M);
};
} // End llvm namespace
#endif