PPCTargetMachine.h revision cd81d94322a39503e4a3e87b6ee03d4fcb3465fb 
1//===-- PPCTargetMachine.h - Define TargetMachine for PowerPC ---*- 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 PowerPC specific subclass of TargetMachine.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef PPC_TARGETMACHINE_H
15#define PPC_TARGETMACHINE_H
16
17#include "PPCInstrInfo.h"
18#include "PPCSubtarget.h"
19#include "llvm/IR/DataLayout.h"
20#include "llvm/Target/TargetMachine.h"
21
22namespace llvm {
23
24/// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets.
25///
26class PPCTargetMachine : public LLVMTargetMachine {
27  PPCSubtarget        Subtarget;
28
29public:
30  PPCTargetMachine(const Target &T, StringRef TT,
31                   StringRef CPU, StringRef FS, const TargetOptions &Options,
32                   Reloc::Model RM, CodeModel::Model CM,
33                   CodeGenOpt::Level OL, bool is64Bit);
34
35  const PPCInstrInfo *getInstrInfo() const override {
36    return getSubtargetImpl()->getInstrInfo();
37  }
38  const PPCFrameLowering *getFrameLowering() const override {
39    return getSubtargetImpl()->getFrameLowering();
40  }
41  PPCJITInfo *getJITInfo() override { return Subtarget.getJITInfo(); }
42  const PPCTargetLowering *getTargetLowering() const override {
43    return getSubtargetImpl()->getTargetLowering();
44  }
45  const PPCSelectionDAGInfo* getSelectionDAGInfo() const override {
46    return getSubtargetImpl()->getSelectionDAGInfo();
47  }
48  const PPCRegisterInfo *getRegisterInfo() const override {
49    return &getInstrInfo()->getRegisterInfo();
50  }
51
52  const DataLayout *getDataLayout() const override {
53    return getSubtargetImpl()->getDataLayout();
54  }
55  const PPCSubtarget  *getSubtargetImpl() const override { return &Subtarget; }
56  const InstrItineraryData *getInstrItineraryData() const override {
57    return &getSubtargetImpl()->getInstrItineraryData();
58  }
59
60  // Pass Pipeline Configuration
61  TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
62  bool addCodeEmitter(PassManagerBase &PM,
63                      JITCodeEmitter &JCE) override;
64
65  /// \brief Register PPC analysis passes with a pass manager.
66  void addAnalysisPasses(PassManagerBase &PM) override;
67};
68
69/// PPC32TargetMachine - PowerPC 32-bit target machine.
70///
71class PPC32TargetMachine : public PPCTargetMachine {
72  virtual void anchor();
73public:
74  PPC32TargetMachine(const Target &T, StringRef TT,
75                     StringRef CPU, StringRef FS, const TargetOptions &Options,
76                     Reloc::Model RM, CodeModel::Model CM,
77                     CodeGenOpt::Level OL);
78};
79
80/// PPC64TargetMachine - PowerPC 64-bit target machine.
81///
82class PPC64TargetMachine : public PPCTargetMachine {
83  virtual void anchor();
84public:
85  PPC64TargetMachine(const Target &T, StringRef TT,
86                     StringRef CPU, StringRef FS, const TargetOptions &Options,
87                     Reloc::Model RM, CodeModel::Model CM,
88                     CodeGenOpt::Level OL);
89};
90
91} // end namespace llvm
92
93#endif
94