1//=====-- LanaiSubtarget.h - Define Subtarget for the Lanai -----*- 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 Lanai specific subclass of TargetSubtarget.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef LLVM_LIB_TARGET_LANAI_LANAISUBTARGET_H
15#define LLVM_LIB_TARGET_LANAI_LANAISUBTARGET_H
16
17#include "LanaiFrameLowering.h"
18#include "LanaiISelLowering.h"
19#include "LanaiInstrInfo.h"
20#include "LanaiSelectionDAGInfo.h"
21#include "llvm/IR/DataLayout.h"
22#include "llvm/Target/TargetFrameLowering.h"
23#include "llvm/Target/TargetMachine.h"
24#include "llvm/Target/TargetSubtargetInfo.h"
25
26#define GET_SUBTARGETINFO_HEADER
27#include "LanaiGenSubtargetInfo.inc"
28
29namespace llvm {
30
31class LanaiSubtarget : public LanaiGenSubtargetInfo {
32public:
33  // This constructor initializes the data members to match that
34  // of the specified triple.
35  LanaiSubtarget(const Triple &TargetTriple, StringRef Cpu,
36                 StringRef FeatureString, const TargetMachine &TM,
37                 const TargetOptions &Options, CodeModel::Model CodeModel,
38                 CodeGenOpt::Level OptLevel);
39
40  // ParseSubtargetFeatures - Parses features string setting specified
41  // subtarget options.  Definition of function is auto generated by tblgen.
42  void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
43
44  LanaiSubtarget &initializeSubtargetDependencies(StringRef CPU, StringRef FS);
45
46  void initSubtargetFeatures(StringRef CPU, StringRef FS);
47
48  bool enableMachineScheduler() const override { return true; }
49
50  const LanaiInstrInfo *getInstrInfo() const override { return &InstrInfo; }
51
52  const TargetFrameLowering *getFrameLowering() const override {
53    return &FrameLowering;
54  }
55
56  const LanaiRegisterInfo *getRegisterInfo() const override {
57    return &InstrInfo.getRegisterInfo();
58  }
59
60  const LanaiTargetLowering *getTargetLowering() const override {
61    return &TLInfo;
62  }
63
64  const LanaiSelectionDAGInfo *getSelectionDAGInfo() const override {
65    return &TSInfo;
66  }
67
68private:
69  LanaiFrameLowering FrameLowering;
70  LanaiInstrInfo InstrInfo;
71  LanaiTargetLowering TLInfo;
72  LanaiSelectionDAGInfo TSInfo;
73};
74} // namespace llvm
75
76#endif // LLVM_LIB_TARGET_LANAI_LANAISUBTARGET_H
77