lib/Target/MSP430/MSP430TargetMachine.h

   1 //==-- MSP430TargetMachine.h - Define TargetMachine for MSP430 ---*- 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 MSP430 specific subclass of TargetMachine.
  11 //
  12 //===----------------------------------------------------------------------===//
  13
  14
  15 #ifndef LLVM_TARGET_MSP430_TARGETMACHINE_H
  16 #define LLVM_TARGET_MSP430_TARGETMACHINE_H
  17
  18 #include "MSP430InstrInfo.h"
  19 #include "MSP430ISelLowering.h"
  20 #include "MSP430RegisterInfo.h"
  21 #include "MSP430Subtarget.h"
  22 #include "llvm/Target/TargetData.h"
  23 #include "llvm/Target/TargetFrameInfo.h"
  24 #include "llvm/Target/TargetMachine.h"
  25
  26 namespace llvm {
  27
  28 /// MSP430TargetMachine
  29 ///
  30 class MSP430TargetMachine : public LLVMTargetMachine {
  31   MSP430Subtarget        Subtarget;
  32   const TargetData       DataLayout;       // Calculates type size & alignment
  33   MSP430InstrInfo        InstrInfo;
  34   MSP430TargetLowering   TLInfo;
  35
  36   // MSP430 does not have any call stack frame, therefore not having
  37   // any MSP430 specific FrameInfo class.
  38   TargetFrameInfo       FrameInfo;
  39
  40 public:
  41   MSP430TargetMachine(const Target &T, const std::string &TT,
  42                       const std::string &FS);
  43
  44   virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; }
  45   virtual const MSP430InstrInfo *getInstrInfo() const  { return &InstrInfo; }
  46   virtual const TargetData *getTargetData() const     { return &DataLayout;}
  47   virtual const MSP430Subtarget *getSubtargetImpl() const { return &Subtarget; }
  48
  49   virtual const TargetRegisterInfo *getRegisterInfo() const {
  50     return &InstrInfo.getRegisterInfo();
  51   }
  52
  53   virtual MSP430TargetLowering *getTargetLowering() const {
  54     return const_cast<MSP430TargetLowering*>(&TLInfo);
  55   }
  56
  57   virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
  58 }; // MSP430TargetMachine.
  59
  60 } // end namespace llvm
  61
  62 #endif // LLVM_TARGET_MSP430_TARGETMACHINE_H