1 //==- SystemZTargetMachine.h - Define TargetMachine for SystemZ ---*- 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 SystemZ specific subclass of TargetMachine.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 
15 #ifndef SYSTEMZTARGETMACHINE_H
16 #define SYSTEMZTARGETMACHINE_H
17 
18 #include "SystemZFrameLowering.h"
19 #include "SystemZISelLowering.h"
20 #include "SystemZInstrInfo.h"
21 #include "SystemZRegisterInfo.h"
22 #include "SystemZSelectionDAGInfo.h"
23 #include "SystemZSubtarget.h"
24 #include "llvm/IR/DataLayout.h"
25 #include "llvm/Target/TargetFrameLowering.h"
26 #include "llvm/Target/TargetMachine.h"
27 
28 namespace llvm {
29 
30 class SystemZTargetMachine : public LLVMTargetMachine {
31   SystemZSubtarget        Subtarget;
32   const DataLayout        DL;
33   SystemZInstrInfo        InstrInfo;
34   SystemZTargetLowering   TLInfo;
35   SystemZSelectionDAGInfo TSInfo;
36   SystemZFrameLowering    FrameLowering;
37 
38 public:
39   SystemZTargetMachine(const Target &T, StringRef TT, StringRef CPU,
40                        StringRef FS, const TargetOptions &Options,
41                        Reloc::Model RM, CodeModel::Model CM,
42                        CodeGenOpt::Level OL);
43 
44   // Override TargetMachine.
45   const TargetFrameLowering *getFrameLowering() const override {
46     return &FrameLowering;
47   }
48   const SystemZInstrInfo *getInstrInfo() const override {
49     return &InstrInfo;
50   }
51   const SystemZSubtarget *getSubtargetImpl() const override {
52     return &Subtarget;
53   }
54   const DataLayout *getDataLayout() const override {
55     return &DL;
56   }
57   const SystemZRegisterInfo *getRegisterInfo() const override {
58     return &InstrInfo.getRegisterInfo();
59   }
60   const SystemZTargetLowering *getTargetLowering() const override {
61     return &TLInfo;
62   }
63   const TargetSelectionDAGInfo *getSelectionDAGInfo() const override {
64     return &TSInfo;
65   }
66 
67   // Override LLVMTargetMachine
68   TargetPassConfig *createPassConfig(PassManagerBase &PM) override;
69 };
70 
71 } // end namespace llvm
72 
73 #endif
74