MipsTargetMachine.h revision 252723 
1//===-- MipsTargetMachine.h - Define TargetMachine for Mips -----*- 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 "MipsFrameLowering.h"
18#include "MipsISelLowering.h"
19#include "MipsInstrInfo.h"
20#include "MipsJITInfo.h"
21#include "MipsSelectionDAGInfo.h"
22#include "MipsSubtarget.h"
23#include "llvm/ADT/OwningPtr.h"
24#include "llvm/CodeGen/Passes.h"
25#include "llvm/CodeGen/SelectionDAGISel.h"
26#include "llvm/IR/DataLayout.h"
27#include "llvm/Target/TargetFrameLowering.h"
28#include "llvm/Target/TargetMachine.h"
29
30namespace llvm {
31class formatted_raw_ostream;
32class MipsRegisterInfo;
33
34class MipsTargetMachine : public LLVMTargetMachine {
35  MipsSubtarget       Subtarget;
36  const DataLayout    DL; // Calculates type size & alignment
37  OwningPtr<const MipsInstrInfo> InstrInfo;
38  OwningPtr<const MipsFrameLowering> FrameLowering;
39  OwningPtr<const MipsTargetLowering> TLInfo;
40  OwningPtr<const MipsInstrInfo> InstrInfo16;
41  OwningPtr<const MipsFrameLowering> FrameLowering16;
42  OwningPtr<const MipsTargetLowering> TLInfo16;
43  OwningPtr<const MipsInstrInfo> InstrInfoSE;
44  OwningPtr<const MipsFrameLowering> FrameLoweringSE;
45  OwningPtr<const MipsTargetLowering> TLInfoSE;
46  MipsSelectionDAGInfo TSInfo;
47  MipsJITInfo JITInfo;
48
49public:
50  MipsTargetMachine(const Target &T, StringRef TT,
51                    StringRef CPU, StringRef FS, const TargetOptions &Options,
52                    Reloc::Model RM, CodeModel::Model CM,
53                    CodeGenOpt::Level OL,
54                    bool isLittle);
55
56  virtual ~MipsTargetMachine() {}
57
58  virtual void addAnalysisPasses(PassManagerBase &PM);
59
60  virtual const MipsInstrInfo *getInstrInfo() const
61  { return InstrInfo.get(); }
62  virtual const TargetFrameLowering *getFrameLowering() const
63  { return FrameLowering.get(); }
64  virtual const MipsSubtarget *getSubtargetImpl() const
65  { return &Subtarget; }
66  virtual const DataLayout *getDataLayout()    const
67  { return &DL;}
68  virtual MipsJITInfo *getJITInfo()
69  { return &JITInfo; }
70
71  virtual const MipsRegisterInfo *getRegisterInfo()  const {
72    return &InstrInfo->getRegisterInfo();
73  }
74
75  virtual const MipsTargetLowering *getTargetLowering() const {
76    return TLInfo.get();
77  }
78
79  virtual const MipsSelectionDAGInfo* getSelectionDAGInfo() const {
80    return &TSInfo;
81  }
82
83  // Pass Pipeline Configuration
84  virtual TargetPassConfig *createPassConfig(PassManagerBase &PM);
85  virtual bool addCodeEmitter(PassManagerBase &PM, JITCodeEmitter &JCE);
86
87  // Set helper classes
88  void setHelperClassesMips16();
89
90  void setHelperClassesMipsSE();
91
92
93};
94
95/// MipsebTargetMachine - Mips32/64 big endian target machine.
96///
97class MipsebTargetMachine : public MipsTargetMachine {
98  virtual void anchor();
99public:
100  MipsebTargetMachine(const Target &T, StringRef TT,
101                      StringRef CPU, StringRef FS, const TargetOptions &Options,
102                      Reloc::Model RM, CodeModel::Model CM,
103                      CodeGenOpt::Level OL);
104};
105
106/// MipselTargetMachine - Mips32/64 little endian target machine.
107///
108class MipselTargetMachine : public MipsTargetMachine {
109  virtual void anchor();
110public:
111  MipselTargetMachine(const Target &T, StringRef TT,
112                      StringRef CPU, StringRef FS, const TargetOptions &Options,
113                      Reloc::Model RM, CodeModel::Model CM,
114                      CodeGenOpt::Level OL);
115};
116
117} // End llvm namespace
118
119#endif
120