MSP430TargetMachine.h revision 702adaba6d7442f180c6bc0bec3a2b19e1169ed9 
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
40public:
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  virtual bool addPreEmitPass(PassManagerBase &PM, CodeGenOpt::Level OptLevel);
59}; // MSP430TargetMachine.
60
61} // end namespace llvm
62
63#endif // LLVM_TARGET_MSP430_TARGETMACHINE_H
64