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 
24 namespace 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 ///
67 class MipselTargetMachine : public MipsTargetMachine {
68 public:
69   MipselTargetMachine(const Target &T, const std::string &TT,
70                       const std::string &FS);
71 };
72 
73 } // End llvm namespace
74 
75 #endif
76