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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 
22 namespace llvm {
23 
24 /// PPCTargetMachine - Common code between 32-bit and 64-bit PowerPC targets.
25 ///
26 class PPCTargetMachine : public LLVMTargetMachine {
27   PPCSubtarget        Subtarget;
28 
29 public:
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 
getInstrInfo()35   const PPCInstrInfo *getInstrInfo() const override {
36     return getSubtargetImpl()->getInstrInfo();
37   }
getFrameLowering()38   const PPCFrameLowering *getFrameLowering() const override {
39     return getSubtargetImpl()->getFrameLowering();
40   }
getJITInfo()41   PPCJITInfo *getJITInfo() override { return Subtarget.getJITInfo(); }
getTargetLowering()42   const PPCTargetLowering *getTargetLowering() const override {
43     return getSubtargetImpl()->getTargetLowering();
44   }
getSelectionDAGInfo()45   const PPCSelectionDAGInfo* getSelectionDAGInfo() const override {
46     return getSubtargetImpl()->getSelectionDAGInfo();
47   }
getRegisterInfo()48   const PPCRegisterInfo *getRegisterInfo() const override {
49     return &getInstrInfo()->getRegisterInfo();
50   }
51 
getDataLayout()52   const DataLayout *getDataLayout() const override {
53     return getSubtargetImpl()->getDataLayout();
54   }
getSubtargetImpl()55   const PPCSubtarget  *getSubtargetImpl() const override { return &Subtarget; }
getInstrItineraryData()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 ///
71 class PPC32TargetMachine : public PPCTargetMachine {
72   virtual void anchor();
73 public:
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 ///
82 class PPC64TargetMachine : public PPCTargetMachine {
83   virtual void anchor();
84 public:
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