1//=-- HexagonTargetMachine.h - Define TargetMachine for Hexagon ---*- 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 Hexagon specific subclass of TargetMachine.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef HexagonTARGETMACHINE_H
15#define HexagonTARGETMACHINE_H
16
17#include "HexagonFrameLowering.h"
18#include "HexagonISelLowering.h"
19#include "HexagonInstrInfo.h"
20#include "HexagonSelectionDAGInfo.h"
21#include "HexagonSubtarget.h"
22#include "llvm/IR/DataLayout.h"
23#include "llvm/Target/TargetMachine.h"
24
25namespace llvm {
26
27class Module;
28
29class HexagonTargetMachine : public LLVMTargetMachine {
30  const DataLayout DL;       // Calculates type size & alignment.
31  HexagonSubtarget Subtarget;
32  HexagonInstrInfo InstrInfo;
33  HexagonTargetLowering TLInfo;
34  HexagonSelectionDAGInfo TSInfo;
35  HexagonFrameLowering FrameLowering;
36  const InstrItineraryData* InstrItins;
37
38public:
39  HexagonTargetMachine(const Target &T, StringRef TT,StringRef CPU,
40                       StringRef FS, const TargetOptions &Options,
41                       Reloc::Model RM, CodeModel::Model CM,
42                       CodeGenOpt::Level OL);
43
44  virtual const HexagonInstrInfo *getInstrInfo() const {
45    return &InstrInfo;
46  }
47  virtual const HexagonSubtarget *getSubtargetImpl() const {
48    return &Subtarget;
49  }
50  virtual const HexagonRegisterInfo *getRegisterInfo() const {
51    return &InstrInfo.getRegisterInfo();
52  }
53
54  virtual const InstrItineraryData* getInstrItineraryData() const {
55    return InstrItins;
56  }
57
58
59  virtual const HexagonTargetLowering* getTargetLowering() const {
60    return &TLInfo;
61  }
62
63  virtual const HexagonFrameLowering* getFrameLowering() const {
64    return &FrameLowering;
65  }
66
67  virtual const HexagonSelectionDAGInfo* getSelectionDAGInfo() const {
68    return &TSInfo;
69  }
70
71  virtual const DataLayout       *getDataLayout() const { return &DL; }
72  static unsigned getModuleMatchQuality(const Module &M);
73
74  // Pass Pipeline Configuration.
75  virtual bool addPassesForOptimizations(PassManagerBase &PM);
76  virtual TargetPassConfig *createPassConfig(PassManagerBase &PM);
77};
78
79extern bool flag_aligned_memcpy;
80
81} // end namespace llvm
82
83#endif
84