Jim Grosbach | 31c24bf | 2009-11-07 22:00:39 +0000 | [diff] [blame] | 1 | //===- Thumb2InstrInfo.h - Thumb-2 Instruction Information ------*- C++ -*-===// |
David Goodwin | b50ea5c | 2009-07-02 22:18:33 +0000 | [diff] [blame] | 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 Thumb-2 implementation of the TargetInstrInfo class. |
| 11 | // |
| 12 | //===----------------------------------------------------------------------===// |
| 13 | |
| 14 | #ifndef THUMB2INSTRUCTIONINFO_H |
| 15 | #define THUMB2INSTRUCTIONINFO_H |
| 16 | |
| 17 | #include "llvm/Target/TargetInstrInfo.h" |
| 18 | #include "ARM.h" |
| 19 | #include "ARMInstrInfo.h" |
| 20 | #include "Thumb2RegisterInfo.h" |
| 21 | |
| 22 | namespace llvm { |
| 23 | class ARMSubtarget; |
| 24 | |
| 25 | class Thumb2InstrInfo : public ARMBaseInstrInfo { |
| 26 | Thumb2RegisterInfo RI; |
| 27 | public: |
| 28 | explicit Thumb2InstrInfo(const ARMSubtarget &STI); |
| 29 | |
David Goodwin | 334c264 | 2009-07-08 16:09:28 +0000 | [diff] [blame] | 30 | // Return the non-pre/post incrementing version of 'Opc'. Return 0 |
| 31 | // if there is not such an opcode. |
| 32 | unsigned getUnindexedOpcode(unsigned Opc) const; |
| 33 | |
Anton Korobeynikov | b8e9ac8 | 2009-07-16 23:26:06 +0000 | [diff] [blame] | 34 | bool copyRegToReg(MachineBasicBlock &MBB, |
| 35 | MachineBasicBlock::iterator I, |
| 36 | unsigned DestReg, unsigned SrcReg, |
| 37 | const TargetRegisterClass *DestRC, |
| 38 | const TargetRegisterClass *SrcRC) const; |
| 39 | |
Evan Cheng | 5732ca0 | 2009-07-27 03:14:20 +0000 | [diff] [blame] | 40 | void storeRegToStackSlot(MachineBasicBlock &MBB, |
| 41 | MachineBasicBlock::iterator MBBI, |
| 42 | unsigned SrcReg, bool isKill, int FrameIndex, |
| 43 | const TargetRegisterClass *RC) const; |
| 44 | |
| 45 | void loadRegFromStackSlot(MachineBasicBlock &MBB, |
| 46 | MachineBasicBlock::iterator MBBI, |
| 47 | unsigned DestReg, int FrameIndex, |
| 48 | const TargetRegisterClass *RC) const; |
| 49 | |
David Goodwin | b50ea5c | 2009-07-02 22:18:33 +0000 | [diff] [blame] | 50 | /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info. As |
| 51 | /// such, whenever a client has an instance of instruction info, it should |
| 52 | /// always be able to get register info as well (through this method). |
| 53 | /// |
| 54 | const Thumb2RegisterInfo &getRegisterInfo() const { return RI; } |
David Goodwin | b50ea5c | 2009-07-02 22:18:33 +0000 | [diff] [blame] | 55 | }; |
| 56 | } |
| 57 | |
| 58 | #endif // THUMB2INSTRUCTIONINFO_H |