mirror of
https://github.com/RPCS3/llvm-mirror.git
synced 2024-11-01 08:23:21 +01:00
83 lines
3.5 KiB
C++
83 lines
3.5 KiB
C++
//===- AlphaInstrInfo.h - Alpha Instruction Information ---------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file contains the Alpha implementation of the TargetInstrInfo class.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef ALPHAINSTRUCTIONINFO_H
|
|
#define ALPHAINSTRUCTIONINFO_H
|
|
|
|
#include "llvm/Target/TargetInstrInfo.h"
|
|
#include "AlphaRegisterInfo.h"
|
|
|
|
namespace llvm {
|
|
|
|
class AlphaInstrInfo : public TargetInstrInfoImpl {
|
|
const AlphaRegisterInfo RI;
|
|
public:
|
|
AlphaInstrInfo();
|
|
|
|
/// 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 AlphaRegisterInfo &getRegisterInfo() const { return RI; }
|
|
|
|
virtual unsigned isLoadFromStackSlot(const MachineInstr *MI,
|
|
int &FrameIndex) const;
|
|
virtual unsigned isStoreToStackSlot(const MachineInstr *MI,
|
|
int &FrameIndex) const;
|
|
|
|
virtual unsigned InsertBranch(MachineBasicBlock &MBB, MachineBasicBlock *TBB,
|
|
MachineBasicBlock *FBB,
|
|
const SmallVectorImpl<MachineOperand> &Cond,
|
|
DebugLoc DL) const;
|
|
virtual void copyPhysReg(MachineBasicBlock &MBB,
|
|
MachineBasicBlock::iterator MI, DebugLoc DL,
|
|
unsigned DestReg, unsigned SrcReg,
|
|
bool KillSrc) const;
|
|
virtual void storeRegToStackSlot(MachineBasicBlock &MBB,
|
|
MachineBasicBlock::iterator MBBI,
|
|
unsigned SrcReg, bool isKill, int FrameIndex,
|
|
const TargetRegisterClass *RC,
|
|
const TargetRegisterInfo *TRI) const;
|
|
|
|
virtual void loadRegFromStackSlot(MachineBasicBlock &MBB,
|
|
MachineBasicBlock::iterator MBBI,
|
|
unsigned DestReg, int FrameIndex,
|
|
const TargetRegisterClass *RC,
|
|
const TargetRegisterInfo *TRI) const;
|
|
|
|
bool AnalyzeBranch(MachineBasicBlock &MBB,MachineBasicBlock *&TBB,
|
|
MachineBasicBlock *&FBB,
|
|
SmallVectorImpl<MachineOperand> &Cond,
|
|
bool AllowModify) const;
|
|
unsigned RemoveBranch(MachineBasicBlock &MBB) const;
|
|
void insertNoop(MachineBasicBlock &MBB,
|
|
MachineBasicBlock::iterator MI) const;
|
|
bool ReverseBranchCondition(SmallVectorImpl<MachineOperand> &Cond) const;
|
|
|
|
/// getGlobalBaseReg - Return a virtual register initialized with the
|
|
/// the global base register value. Output instructions required to
|
|
/// initialize the register in the function entry block, if necessary.
|
|
///
|
|
unsigned getGlobalBaseReg(MachineFunction *MF) const;
|
|
|
|
/// getGlobalRetAddr - Return a virtual register initialized with the
|
|
/// the global return address register value. Output instructions required to
|
|
/// initialize the register in the function entry block, if necessary.
|
|
///
|
|
unsigned getGlobalRetAddr(MachineFunction *MF) const;
|
|
};
|
|
|
|
}
|
|
|
|
#endif
|