PPCTargetMachine.h revision e911615c4769d793588087b5321d303ecb9661c7 
1//===-- PPCTargetMachine.h - Define TargetMachine for PowerPC -----*- C++ -*-=//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file was developed by the LLVM research group and is distributed under
6// the University of Illinois Open Source License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9//
10// This file declares the PowerPC specific subclass of TargetMachine.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef PPC_TARGETMACHINE_H
15#define PPC_TARGETMACHINE_H
16
17#include "PPCFrameInfo.h"
18#include "PPCSubtarget.h"
19#include "PPCJITInfo.h"
20#include "PPCInstrInfo.h"
21#include "PPCISelLowering.h"
22#include "llvm/Target/TargetMachine.h"
23#include "llvm/Target/TargetData.h"
24
25namespace llvm {
26class PassManager;
27class GlobalValue;
28
29/// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets.
30///
31class PPCTargetMachine : public LLVMTargetMachine {
32  PPCSubtarget        Subtarget;
33  const TargetData    DataLayout;       // Calculates type size & alignment
34  PPCInstrInfo        InstrInfo;
35  PPCFrameInfo        FrameInfo;
36  PPCJITInfo          JITInfo;
37  PPCTargetLowering   TLInfo;
38  InstrItineraryData  InstrItins;
39
40protected:
41  virtual const TargetAsmInfo *createTargetAsmInfo() const;
42
43public:
44  PPCTargetMachine(const Module &M, const std::string &FS, bool is64Bit);
45
46  virtual const PPCInstrInfo     *getInstrInfo() const { return &InstrInfo; }
47  virtual const TargetFrameInfo  *getFrameInfo() const { return &FrameInfo; }
48  virtual       TargetJITInfo    *getJITInfo()         { return &JITInfo; }
49  virtual       PPCTargetLowering *getTargetLowering() const {
50   return const_cast<PPCTargetLowering*>(&TLInfo);
51  }
52  virtual const MRegisterInfo    *getRegisterInfo() const {
53    return &InstrInfo.getRegisterInfo();
54  }
55
56  virtual const TargetData    *getTargetData() const    { return &DataLayout; }
57  virtual const PPCSubtarget  *getSubtargetImpl() const { return &Subtarget; }
58  virtual const InstrItineraryData getInstrItineraryData() const {
59    return InstrItins;
60  }
61
62  // Pass Pipeline Configuration
63  virtual bool addInstSelector(FunctionPassManager &PM, bool Fast);
64  virtual bool addPreEmitPass(FunctionPassManager &PM, bool Fast);
65  virtual bool addAssemblyEmitter(FunctionPassManager &PM, bool Fast,
66                                  std::ostream &Out);
67  virtual bool addObjectWriter(FunctionPassManager &PM, bool Fast,
68                               std::ostream &Out);
69  virtual bool addCodeEmitter(FunctionPassManager &PM, bool Fast,
70                              MachineCodeEmitter &MCE);
71};
72
73/// PPC32TargetMachine - PowerPC 32-bit target machine.
74///
75class PPC32TargetMachine : public PPCTargetMachine {
76public:
77  PPC32TargetMachine(const Module &M, const std::string &FS);
78
79  static unsigned getJITMatchQuality();
80  static unsigned getModuleMatchQuality(const Module &M);
81};
82
83/// PPC64TargetMachine - PowerPC 64-bit target machine.
84///
85class PPC64TargetMachine : public PPCTargetMachine {
86public:
87  PPC64TargetMachine(const Module &M, const std::string &FS);
88
89  static unsigned getJITMatchQuality();
90  static unsigned getModuleMatchQuality(const Module &M);
91};
92
93} // end namespace llvm
94
95#endif
96