1 //===-- Thumb1InstrInfo.h - Thumb-1 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 Thumb-1 implementation of the TargetInstrInfo class.
12 //===----------------------------------------------------------------------===//
14 #ifndef THUMB1INSTRUCTIONINFO_H
15 #define THUMB1INSTRUCTIONINFO_H
18 #include "ARMBaseInstrInfo.h"
19 #include "Thumb1RegisterInfo.h"
24 class Thumb1InstrInfo : public ARMBaseInstrInfo {
25 Thumb1RegisterInfo RI;
27 explicit Thumb1InstrInfo(const ARMSubtarget &STI);
29 /// getNoopForMachoTarget - Return the noop instruction to use for a noop.
30 void getNoopForMachoTarget(MCInst &NopInst) const;
32 // Return the non-pre/post incrementing version of 'Opc'. Return 0
33 // if there is not such an opcode.
34 unsigned getUnindexedOpcode(unsigned Opc) const;
36 /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info. As
37 /// such, whenever a client has an instance of instruction info, it should
38 /// always be able to get register info as well (through this method).
40 const Thumb1RegisterInfo &getRegisterInfo() const { return RI; }
42 void copyPhysReg(MachineBasicBlock &MBB,
43 MachineBasicBlock::iterator I, DebugLoc DL,
44 unsigned DestReg, unsigned SrcReg,
46 void storeRegToStackSlot(MachineBasicBlock &MBB,
47 MachineBasicBlock::iterator MBBI,
48 unsigned SrcReg, bool isKill, int FrameIndex,
49 const TargetRegisterClass *RC,
50 const TargetRegisterInfo *TRI) const;
52 void loadRegFromStackSlot(MachineBasicBlock &MBB,
53 MachineBasicBlock::iterator MBBI,
54 unsigned DestReg, int FrameIndex,
55 const TargetRegisterClass *RC,
56 const TargetRegisterInfo *TRI) const;
61 #endif // THUMB1INSTRUCTIONINFO_H