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 "ARM.h"
18#include "ARMBaseInstrInfo.h"
19#include "ARMRegisterInfo.h"
20#include "ARMSubtarget.h"
21
22namespace llvm {
23  class ARMSubtarget;
24
25class ARMInstrInfo : public ARMBaseInstrInfo {
26  ARMRegisterInfo RI;
27public:
28  explicit ARMInstrInfo(const ARMSubtarget &STI);
29
30  /// getNoopForMachoTarget - Return the noop instruction to use for a noop.
31  void getNoopForMachoTarget(MCInst &NopInst) const;
32
33  // Return the non-pre/post incrementing version of 'Opc'. Return 0
34  // if there is not such an opcode.
35  unsigned getUnindexedOpcode(unsigned Opc) const;
36
37  /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info.  As
38  /// such, whenever a client has an instance of instruction info, it should
39  /// always be able to get register info as well (through this method).
40  ///
41  const ARMRegisterInfo &getRegisterInfo() const { return RI; }
42};
43
44}
45
46#endif
47