1//===-- ARMInstrInfo.h - ARM Instruction Information ------------*- 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 contains the ARM implementation of the TargetInstrInfo class.
11//
12//===----------------------------------------------------------------------===//
13
14#ifndef ARMINSTRUCTIONINFO_H
15#define ARMINSTRUCTIONINFO_H
16
17#include "ARMBaseInstrInfo.h"
18#include "ARMRegisterInfo.h"
19
20namespace llvm {
21  class ARMSubtarget;
22
23class ARMInstrInfo : public ARMBaseInstrInfo {
24  ARMRegisterInfo RI;
25public:
26  explicit ARMInstrInfo(const ARMSubtarget &STI);
27
28  /// getNoopForMachoTarget - Return the noop instruction to use for a noop.
29  void getNoopForMachoTarget(MCInst &NopInst) const override;
30
31  // Return the non-pre/post incrementing version of 'Opc'. Return 0
32  // if there is not such an opcode.
33  unsigned getUnindexedOpcode(unsigned Opc) const override;
34
35  /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
36  /// such, whenever a client has an instance of instruction info, it should
37  /// always be able to get register info as well (through this method).
38  ///
39  const ARMRegisterInfo &getRegisterInfo() const override { return RI; }
40};
41
42}
43
44#endif
45