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1 //===-- MSP430Subtarget.h - Define Subtarget for the 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 TargetSubtargetInfo.
11 //
12 //===----------------------------------------------------------------------===//
13 
14 #ifndef LLVM_LIB_TARGET_MSP430_MSP430SUBTARGET_H
15 #define LLVM_LIB_TARGET_MSP430_MSP430SUBTARGET_H
16 
17 #include "MSP430FrameLowering.h"
18 #include "MSP430ISelLowering.h"
19 #include "MSP430InstrInfo.h"
20 #include "MSP430RegisterInfo.h"
21 #include "llvm/CodeGen/SelectionDAGTargetInfo.h"
22 #include "llvm/IR/DataLayout.h"
23 #include "llvm/Target/TargetSubtargetInfo.h"
24 #include <string>
25 
26 #define GET_SUBTARGETINFO_HEADER
27 #include "MSP430GenSubtargetInfo.inc"
28 
29 namespace llvm {
30 class StringRef;
31 
32 class MSP430Subtarget : public MSP430GenSubtargetInfo {
33   virtual void anchor();
34   bool ExtendedInsts;
35   MSP430FrameLowering FrameLowering;
36   MSP430InstrInfo InstrInfo;
37   MSP430TargetLowering TLInfo;
38   SelectionDAGTargetInfo TSInfo;
39 
40 public:
41   /// This constructor initializes the data members to match that
42   /// of the specified triple.
43   ///
44   MSP430Subtarget(const Triple &TT, const std::string &CPU,
45                   const std::string &FS, const TargetMachine &TM);
46 
47   MSP430Subtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS);
48 
49   /// ParseSubtargetFeatures - Parses features string setting specified
50   /// subtarget options.  Definition of function is auto generated by tblgen.
51   void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
52 
getFrameLowering()53   const TargetFrameLowering *getFrameLowering() const override {
54     return &FrameLowering;
55   }
getInstrInfo()56   const MSP430InstrInfo *getInstrInfo() const override { return &InstrInfo; }
getRegisterInfo()57   const TargetRegisterInfo *getRegisterInfo() const override {
58     return &InstrInfo.getRegisterInfo();
59   }
getTargetLowering()60   const MSP430TargetLowering *getTargetLowering() const override {
61     return &TLInfo;
62   }
getSelectionDAGInfo()63   const SelectionDAGTargetInfo *getSelectionDAGInfo() const override {
64     return &TSInfo;
65   }
66 };
67 } // End llvm namespace
68 
69 #endif  // LLVM_TARGET_MSP430_SUBTARGET_H
70