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 |
24 | #include "ARCGenSubtargetInfo.inc" |
25 | |
26 | namespace llvm { |
27 | |
28 | class StringRef; |
29 | class TargetMachine; |
30 | |
31 | class ARCSubtarget : public ARCGenSubtargetInfo { |
32 | virtual void anchor(); |
33 | ARCInstrInfo InstrInfo; |
34 | ARCFrameLowering FrameLowering; |
35 | ARCTargetLowering TLInfo; |
36 | SelectionDAGTargetInfo TSInfo; |
37 | |
38 | // ARC processor extensions |
39 | bool Xnorm = false; |
40 | |
41 | public: |
42 | /// This constructor initializes the data members to match that |
43 | /// of the specified triple. |
44 | ARCSubtarget(const Triple &TT, const std::string &CPU, const std::string &FS, |
45 | const TargetMachine &TM); |
46 | |
47 | /// Parses features string setting specified subtarget options. |
48 | /// Definition of function is auto generated by tblgen. |
49 | void ParseSubtargetFeatures(StringRef CPU, StringRef TuneCPU, StringRef FS); |
50 | |
51 | const ARCInstrInfo *getInstrInfo() const override { return &InstrInfo; } |
52 | const ARCFrameLowering *getFrameLowering() const override { |
53 | return &FrameLowering; |
54 | } |
55 | const ARCTargetLowering *getTargetLowering() const override { |
56 | return &TLInfo; |
57 | } |
58 | const ARCRegisterInfo *getRegisterInfo() const override { |
59 | return &InstrInfo.getRegisterInfo(); |
60 | } |
61 | const SelectionDAGTargetInfo *getSelectionDAGInfo() const override { |
62 | return &TSInfo; |
63 | } |
64 | |
65 | bool hasNorm() const { return Xnorm; } |
66 | }; |
67 | |
68 | } // end namespace llvm |
69 | |
70 | #endif // LLVM_LIB_TARGET_ARC_ARCSUBTARGET_H |
71 | |