• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1 //===-- SPUTargetMachine.h - Define TargetMachine for Cell SPU --*- 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 CellSPU-specific subclass of TargetMachine.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef SPU_TARGETMACHINE_H
15 #define SPU_TARGETMACHINE_H
16 
17 #include "SPUSubtarget.h"
18 #include "SPUInstrInfo.h"
19 #include "SPUISelLowering.h"
20 #include "SPUSelectionDAGInfo.h"
21 #include "SPUFrameLowering.h"
22 #include "llvm/Target/TargetMachine.h"
23 #include "llvm/Target/TargetData.h"
24 
25 namespace llvm {
26 
27 /// SPUTargetMachine
28 ///
29 class SPUTargetMachine : public LLVMTargetMachine {
30   SPUSubtarget        Subtarget;
31   const TargetData    DataLayout;
32   SPUInstrInfo        InstrInfo;
33   SPUFrameLowering    FrameLowering;
34   SPUTargetLowering   TLInfo;
35   SPUSelectionDAGInfo TSInfo;
36   InstrItineraryData  InstrItins;
37 public:
38   SPUTargetMachine(const Target &T, StringRef TT,
39                    StringRef CPU, StringRef FS, const TargetOptions &Options,
40                    Reloc::Model RM, CodeModel::Model CM,
41                    CodeGenOpt::Level OL);
42 
43   /// Return the subtarget implementation object
getSubtargetImpl()44   virtual const SPUSubtarget     *getSubtargetImpl() const {
45     return &Subtarget;
46   }
getInstrInfo()47   virtual const SPUInstrInfo     *getInstrInfo() const {
48     return &InstrInfo;
49   }
getFrameLowering()50   virtual const SPUFrameLowering *getFrameLowering() const {
51     return &FrameLowering;
52   }
53   /*!
54     \note Cell SPU does not support JIT today. It could support JIT at some
55     point.
56    */
getJITInfo()57   virtual       TargetJITInfo    *getJITInfo() {
58     return NULL;
59   }
60 
getTargetLowering()61   virtual const SPUTargetLowering *getTargetLowering() const {
62    return &TLInfo;
63   }
64 
getSelectionDAGInfo()65   virtual const SPUSelectionDAGInfo* getSelectionDAGInfo() const {
66     return &TSInfo;
67   }
68 
getRegisterInfo()69   virtual const SPURegisterInfo *getRegisterInfo() const {
70     return &InstrInfo.getRegisterInfo();
71   }
72 
getTargetData()73   virtual const TargetData *getTargetData() const {
74     return &DataLayout;
75   }
76 
getInstrItineraryData()77   virtual const InstrItineraryData *getInstrItineraryData() const {
78     return &InstrItins;
79   }
80 
81   // Pass Pipeline Configuration
82   virtual TargetPassConfig *createPassConfig(PassManagerBase &PM);
83 };
84 
85 } // end namespace llvm
86 
87 #endif
88