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/DataLayout.h"
24 #include "llvm/Target/TargetFrameLowering.h"
25 #include "llvm/Target/TargetMachine.h"
26 #include "llvm/Target/TargetTransformImpl.h"
27 
28 namespace llvm {
29 class formatted_raw_ostream;
30 class MipsRegisterInfo;
31 
32 class MipsTargetMachine : public LLVMTargetMachine {
33   MipsSubtarget       Subtarget;
34   const DataLayout    DL; // Calculates type size & alignment
35   const MipsInstrInfo *InstrInfo;
36   const MipsFrameLowering *FrameLowering;
37   MipsTargetLowering  TLInfo;
38   MipsSelectionDAGInfo TSInfo;
39   MipsJITInfo JITInfo;
40   ScalarTargetTransformImpl STTI;
41   VectorTargetTransformImpl VTTI;
42 
43 public:
44   MipsTargetMachine(const Target &T, StringRef TT,
45                     StringRef CPU, StringRef FS, const TargetOptions &Options,
46                     Reloc::Model RM, CodeModel::Model CM,
47                     CodeGenOpt::Level OL,
48                     bool isLittle);
49 
50   virtual ~MipsTargetMachine() { delete InstrInfo; }
51 
52   virtual const MipsInstrInfo *getInstrInfo() const
53   { return InstrInfo; }
54   virtual const TargetFrameLowering *getFrameLowering() const
55   { return FrameLowering; }
56   virtual const MipsSubtarget *getSubtargetImpl() const
57   { return &Subtarget; }
58   virtual const DataLayout *getDataLayout()    const
59   { return &DL;}
60   virtual MipsJITInfo *getJITInfo()
61   { return &JITInfo; }
62 
63   virtual const MipsRegisterInfo *getRegisterInfo()  const {
64     return &InstrInfo->getRegisterInfo();
65   }
66 
67   virtual const MipsTargetLowering *getTargetLowering() const {
68     return &TLInfo;
69   }
70 
71   virtual const MipsSelectionDAGInfo* getSelectionDAGInfo() const {
72     return &TSInfo;
73   }
74 
75   virtual const ScalarTargetTransformInfo *getScalarTargetTransformInfo()const {
76     return &STTI;
77   }
78   virtual const VectorTargetTransformInfo *getVectorTargetTransformInfo()const {
79     return &VTTI;
80   }
81 
82   // Pass Pipeline Configuration
83   virtual TargetPassConfig *createPassConfig(PassManagerBase &PM);
84   virtual bool addCodeEmitter(PassManagerBase &PM, JITCodeEmitter &JCE);
85 };
86 
87 /// MipsebTargetMachine - Mips32/64 big endian target machine.
88 ///
89 class MipsebTargetMachine : public MipsTargetMachine {
90   virtual void anchor();
91 public:
92   MipsebTargetMachine(const Target &T, StringRef TT,
93                       StringRef CPU, StringRef FS, const TargetOptions &Options,
94                       Reloc::Model RM, CodeModel::Model CM,
95                       CodeGenOpt::Level OL);
96 };
97 
98 /// MipselTargetMachine - Mips32/64 little endian target machine.
99 ///
100 class MipselTargetMachine : public MipsTargetMachine {
101   virtual void anchor();
102 public:
103   MipselTargetMachine(const Target &T, StringRef TT,
104                       StringRef CPU, StringRef FS, const TargetOptions &Options,
105                       Reloc::Model RM, CodeModel::Model CM,
106                       CodeGenOpt::Level OL);
107 };
108 
109 } // End llvm namespace
110 
111 #endif
112