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//===-- ARMInstrInfo.h - ARM 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 ARM implementation of the TargetInstrInfo class.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_LIB_TARGET_ARM_ARMINSTRINFO_H
#define LLVM_LIB_TARGET_ARM_ARMINSTRINFO_H
#include "ARMBaseInstrInfo.h"
#include "ARMRegisterInfo.h"
namespace llvm {
class ARMSubtarget;
class ARMInstrInfo : public ARMBaseInstrInfo {
ARMRegisterInfo RI;
public:
explicit ARMInstrInfo(const ARMSubtarget &STI);
/// getNoopForMachoTarget - Return the noop instruction to use for a noop.
void getNoopForMachoTarget(MCInst &NopInst) const override;
// Return the non-pre/post incrementing version of 'Opc'. Return 0
// if there is not such an opcode.
unsigned getUnindexedOpcode(unsigned Opc) const override;
/// 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 ARMRegisterInfo &getRegisterInfo() const override { return RI; }
private:
void expandLoadStackGuard(MachineBasicBlock::iterator MI,
Reloc::Model RM) const override;
};
}
#endif
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