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      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 "MSP430FrameLowering.h"
     21 #include "MSP430SelectionDAGInfo.h"
     22 #include "MSP430RegisterInfo.h"
     23 #include "MSP430Subtarget.h"
     24 #include "llvm/Target/TargetData.h"
     25 #include "llvm/Target/TargetFrameLowering.h"
     26 #include "llvm/Target/TargetMachine.h"
     27 
     28 namespace llvm {
     29 
     30 /// MSP430TargetMachine
     31 ///
     32 class MSP430TargetMachine : public LLVMTargetMachine {
     33   MSP430Subtarget        Subtarget;
     34   const TargetData       DataLayout;       // Calculates type size & alignment
     35   MSP430InstrInfo        InstrInfo;
     36   MSP430TargetLowering   TLInfo;
     37   MSP430SelectionDAGInfo TSInfo;
     38   MSP430FrameLowering    FrameLowering;
     39 
     40 public:
     41   MSP430TargetMachine(const Target &T, StringRef TT,
     42                       StringRef CPU, StringRef FS,
     43                       Reloc::Model RM, CodeModel::Model CM);
     44 
     45   virtual const TargetFrameLowering *getFrameLowering() const {
     46     return &FrameLowering;
     47   }
     48   virtual const MSP430InstrInfo *getInstrInfo() const  { return &InstrInfo; }
     49   virtual const TargetData *getTargetData() const     { return &DataLayout;}
     50   virtual const MSP430Subtarget *getSubtargetImpl() const { return &Subtarget; }
     51 
     52   virtual const TargetRegisterInfo *getRegisterInfo() const {
     53     return &InstrInfo.getRegisterInfo();
     54   }
     55 
     56   virtual const MSP430TargetLowering *getTargetLowering() const {
     57     return &TLInfo;
     58   }
     59 
     60   virtual const MSP430SelectionDAGInfo* getSelectionDAGInfo() const {
     61     return &TSInfo;
     62   }
     63 
     64   virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
     65   virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
     66 }; // MSP430TargetMachine.
     67 
     68 } // end namespace llvm
     69 
     70 #endif // LLVM_TARGET_MSP430_TARGETMACHINE_H
     71