llvm-6502/lib/Target/ARM/Thumb1InstrInfo.h
Eric Christopher 00ed59a968 Formatting.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@116635 91177308-0d34-0410-b5e6-96231b3b80d8
2010-10-15 22:49:28 +00:00

69 lines
2.7 KiB
C++

//===- Thumb1InstrInfo.h - Thumb-1 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 Thumb-1 implementation of the TargetInstrInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef THUMB1INSTRUCTIONINFO_H
#define THUMB1INSTRUCTIONINFO_H
#include "llvm/Target/TargetInstrInfo.h"
#include "ARM.h"
#include "ARMInstrInfo.h"
#include "Thumb1RegisterInfo.h"
namespace llvm {
class ARMSubtarget;
class Thumb1InstrInfo : public ARMBaseInstrInfo {
Thumb1RegisterInfo RI;
public:
explicit Thumb1InstrInfo(const ARMSubtarget &STI);
// Return the non-pre/post incrementing version of 'Opc'. Return 0
// if there is not such an opcode.
unsigned getUnindexedOpcode(unsigned Opc) const;
/// 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).
///
const Thumb1RegisterInfo &getRegisterInfo() const { return RI; }
bool spillCalleeSavedRegisters(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
const std::vector<CalleeSavedInfo> &CSI,
const TargetRegisterInfo *TRI) const;
bool restoreCalleeSavedRegisters(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI,
const std::vector<CalleeSavedInfo> &CSI,
const TargetRegisterInfo *TRI) const;
void copyPhysReg(MachineBasicBlock &MBB,
MachineBasicBlock::iterator I, DebugLoc DL,
unsigned DestReg, unsigned SrcReg,
bool KillSrc) const;
void storeRegToStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MBBI,
unsigned SrcReg, bool isKill, int FrameIndex,
const TargetRegisterClass *RC,
const TargetRegisterInfo *TRI) const;
void loadRegFromStackSlot(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MBBI,
unsigned DestReg, int FrameIndex,
const TargetRegisterClass *RC,
const TargetRegisterInfo *TRI) const;
};
}
#endif // THUMB1INSTRUCTIONINFO_H