MSP430TargetMachine.h revision 5d77cad60bd82dfa2d00f78e26443d667922efbf
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 26namespace llvm { 27 28/// MSP430TargetMachine 29/// 30class 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 40protected: 41 virtual const TargetAsmInfo *createTargetAsmInfo() const; 42 43public: 44 MSP430TargetMachine(const Target &T, const Module &M, const std::string &FS); 45 46 virtual const TargetFrameInfo *getFrameInfo() const { return &FrameInfo; } 47 virtual const MSP430InstrInfo *getInstrInfo() const { return &InstrInfo; } 48 virtual const TargetData *getTargetData() const { return &DataLayout;} 49 virtual const MSP430Subtarget *getSubtargetImpl() const { return &Subtarget; } 50 51 virtual const TargetRegisterInfo *getRegisterInfo() const { 52 return &InstrInfo.getRegisterInfo(); 53 } 54 55 virtual MSP430TargetLowering *getTargetLowering() const { 56 return const_cast<MSP430TargetLowering*>(&TLInfo); 57 } 58 59 virtual bool addInstSelector(PassManagerBase &PM, CodeGenOpt::Level OptLevel); 60}; // MSP430TargetMachine. 61 62} // end namespace llvm 63 64#endif // LLVM_TARGET_MSP430_TARGETMACHINE_H 65