| //===- SparcV8InstrInfo.h - SparcV8 Instruction Information -----*- C++ -*-===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file was developed by the LLVM research group and is distributed under |
| // the University of Illinois Open Source License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // This file contains the SparcV8 implementation of the TargetInstrInfo class. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #ifndef SPARCV8INSTRUCTIONINFO_H |
| #define SPARCV8INSTRUCTIONINFO_H |
| |
| #include "llvm/Target/TargetInstrInfo.h" |
| #include "SparcV8RegisterInfo.h" |
| |
| namespace llvm { |
| |
| /// V8II - This namespace holds all of the target specific flags that |
| /// instruction info tracks. |
| /// |
| namespace V8II { |
| enum { |
| Pseudo = (1<<0), |
| Load = (1<<1), |
| Store = (1<<2), |
| DelaySlot = (1<<3) |
| }; |
| }; |
| |
| class SparcV8InstrInfo : public TargetInstrInfo { |
| const SparcV8RegisterInfo RI; |
| public: |
| SparcV8InstrInfo(); |
| |
| /// getRegisterInfo - TargetInstrInfo is a superset of MRegister info. As |
| /// such, whenever a client has an instance of instruction info, it should |
| /// always be able to get register info as well (through this method). |
| /// |
| virtual const MRegisterInfo &getRegisterInfo() const { return RI; } |
| |
| /// Return true if the instruction is a register to register move and |
| /// leave the source and dest operands in the passed parameters. |
| /// |
| virtual bool isMoveInstr(const MachineInstr &MI, |
| unsigned &SrcReg, unsigned &DstReg) const; |
| }; |
| |
| } |
| |
| #endif |