1//===- ARCSubtarget.h - Define Subtarget for the ARC ------------*- C++ -*-===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This file declares the ARC specific subclass of TargetSubtargetInfo.
10//
11//===----------------------------------------------------------------------===//
12
13#ifndef LLVM_LIB_TARGET_ARC_ARCSUBTARGET_H
14#define LLVM_LIB_TARGET_ARC_ARCSUBTARGET_H
15
16#include "ARCFrameLowering.h"
17#include "ARCISelLowering.h"
18#include "ARCInstrInfo.h"
19#include "llvm/CodeGen/SelectionDAGTargetInfo.h"
20#include "llvm/CodeGen/TargetSubtargetInfo.h"
21#include <string>
22
23#define GET_SUBTARGETINFO_HEADER
24#include "ARCGenSubtargetInfo.inc"
25
26namespace llvm {
27
28class StringRef;
29class TargetMachine;
30
31class ARCSubtarget : public ARCGenSubtargetInfo {
32  virtual void anchor();
33  ARCInstrInfo InstrInfo;
34  ARCFrameLowering FrameLowering;
35  ARCTargetLowering TLInfo;
36  SelectionDAGTargetInfo TSInfo;
37
38public:
39  /// This constructor initializes the data members to match that
40  /// of the specified triple.
41  ARCSubtarget(const Triple &TT, const std::string &CPU, const std::string &FS,
42               const TargetMachine &TM);
43
44  /// Parses features string setting specified subtarget options.
45  /// Definition of function is auto generated by tblgen.
46  void ParseSubtargetFeatures(StringRef CPU, StringRef FS);
47
48  const ARCInstrInfo *getInstrInfo() const override { return &InstrInfo; }
49  const ARCFrameLowering *getFrameLowering() const override {
50    return &FrameLowering;
51  }
52  const ARCTargetLowering *getTargetLowering() const override {
53    return &TLInfo;
54  }
55  const ARCRegisterInfo *getRegisterInfo() const override {
56    return &InstrInfo.getRegisterInfo();
57  }
58  const SelectionDAGTargetInfo *getSelectionDAGInfo() const override {
59    return &TSInfo;
60  }
61};
62
63} // end namespace llvm
64
65#endif // LLVM_LIB_TARGET_ARC_ARCSUBTARGET_H
66