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 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 Module &M, const std::string &FS, bool isLittle);
39 
40     virtual const MipsInstrInfo   *getInstrInfo()     const
41     { return &InstrInfo; }
42     virtual const TargetFrameInfo *getFrameInfo()     const
43     { return &FrameInfo; }
44     virtual const MipsSubtarget   *getSubtargetImpl() const
45     { return &Subtarget; }
46     virtual const TargetData      *getTargetData()    const
47     { return &DataLayout;}
48 
49     virtual const MipsRegisterInfo *getRegisterInfo()  const {
50       return &InstrInfo.getRegisterInfo();
51     }
52 
53     virtual MipsTargetLowering   *getTargetLowering() const {
54       return const_cast<MipsTargetLowering*>(&TLInfo);
55     }
56 
57     static unsigned getModuleMatchQuality(const Module &M);
58 
59     // Pass Pipeline Configuration
60     virtual bool addInstSelector(PassManagerBase &PM,
61                                  CodeGenOpt::Level OptLevel);
62     virtual bool addPreEmitPass(PassManagerBase &PM,
63                                 CodeGenOpt::Level OptLevel);
64     virtual bool addAssemblyEmitter(PassManagerBase &PM,
65                                     CodeGenOpt::Level OptLevel,
66                                     bool Verbose, raw_ostream &Out);
67   };
68 
69 /// MipselTargetMachine - Mipsel target machine.
70 ///
71 class MipselTargetMachine : public MipsTargetMachine {
72 public:
73   MipselTargetMachine(const Module &M, const std::string &FS);
74 
75   static unsigned getModuleMatchQuality(const Module &M);
76 };
77 
78 } // End llvm namespace
79 
80 #endif
81