MipsTargetMachine.h revision e2c74081998af2e64ed498d65cf501704796ccc0 
1//===-- MipsTargetMachine.h - Define TargetMachine for Mips -00--*- C++ -*-===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file declares the Mips specific subclass of TargetMachine.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef MIPSTARGETMACHINE_H
15#define MIPSTARGETMACHINE_H
16
17#include "MipsSubtarget.h"
18#include "MipsInstrInfo.h"
19#include "MipsISelLowering.h"
20#include "llvm/Target/TargetMachine.h"
21#include "llvm/Target/TargetData.h"
22#include "llvm/Target/TargetFrameInfo.h"
23
24namespace llvm {
25  class formatted_raw_ostream;
26
27  class MipsTargetMachine : public LLVMTargetMachine {
28    MipsSubtarget       Subtarget;
29    const TargetData    DataLayout; // Calculates type size & alignment
30    MipsInstrInfo       InstrInfo;
31    TargetFrameInfo     FrameInfo;
32    MipsTargetLowering  TLInfo;
33
34  protected:
35    virtual const TargetAsmInfo *createTargetAsmInfo() const;
36
37  public:
38    MipsTargetMachine(const Target &T, const std::string &TT,
39                      const std::string &FS, bool isLittle);
40
41    virtual const MipsInstrInfo   *getInstrInfo()     const
42    { return &InstrInfo; }
43    virtual const TargetFrameInfo *getFrameInfo()     const
44    { return &FrameInfo; }
45    virtual const MipsSubtarget   *getSubtargetImpl() const
46    { return &Subtarget; }
47    virtual const TargetData      *getTargetData()    const
48    { return &DataLayout;}
49
50    virtual const MipsRegisterInfo *getRegisterInfo()  const {
51      return &InstrInfo.getRegisterInfo();
52    }
53
54    virtual MipsTargetLowering   *getTargetLowering() const {
55      return const_cast<MipsTargetLowering*>(&TLInfo);
56    }
57
58    // Pass Pipeline Configuration
59    virtual bool addInstSelector(PassManagerBase &PM,
60                                 CodeGenOpt::Level OptLevel);
61    virtual bool addPreEmitPass(PassManagerBase &PM,
62                                CodeGenOpt::Level OptLevel);
63  };
64
65/// MipselTargetMachine - Mipsel target machine.
66///
67class MipselTargetMachine : public MipsTargetMachine {
68public:
69  MipselTargetMachine(const Target &T, const std::string &TT,
70                      const std::string &FS);
71};
72
73} // End llvm namespace
74
75#endif
76