1 //===-- ARMInstrInfo.h - ARM Instruction Information ------------*- C++ -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains the ARM implementation of the TargetInstrInfo class.
12 //===----------------------------------------------------------------------===//
14 #ifndef ARMINSTRUCTIONINFO_H
15 #define ARMINSTRUCTIONINFO_H
17 #include "llvm/Target/TargetInstrInfo.h"
18 #include "ARMBaseInstrInfo.h"
19 #include "ARMRegisterInfo.h"
20 #include "ARMSubtarget.h"
26 class ARMInstrInfo : public ARMBaseInstrInfo {
29 explicit ARMInstrInfo(const ARMSubtarget &STI);
31 /// getNoopForMachoTarget - Return the noop instruction to use for a noop.
32 void getNoopForMachoTarget(MCInst &NopInst) const;
34 // Return the non-pre/post incrementing version of 'Opc'. Return 0
35 // if there is not such an opcode.
36 unsigned getUnindexedOpcode(unsigned Opc) const;
38 /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info. As
39 /// such, whenever a client has an instance of instruction info, it should
40 /// always be able to get register info as well (through this method).
42 const ARMRegisterInfo &getRegisterInfo() const { return RI; }