54 lines
2.1 KiB
C++
54 lines
2.1 KiB
C++
//===- AArch64LegalizerInfo --------------------------------------*- C++ -*-==//
|
|
//
|
|
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
|
|
// See https://llvm.org/LICENSE.txt for license information.
|
|
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
/// \file
|
|
/// This file declares the targeting of the Machinelegalizer class for
|
|
/// AArch64.
|
|
/// \todo This should be generated by TableGen.
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef LLVM_LIB_TARGET_AARCH64_AARCH64MACHINELEGALIZER_H
|
|
#define LLVM_LIB_TARGET_AARCH64_AARCH64MACHINELEGALIZER_H
|
|
|
|
#include "llvm/CodeGen/GlobalISel/GISelChangeObserver.h"
|
|
#include "llvm/CodeGen/GlobalISel/LegalizerHelper.h"
|
|
#include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"
|
|
|
|
namespace llvm {
|
|
|
|
class LLVMContext;
|
|
class AArch64Subtarget;
|
|
|
|
/// This class provides the information for the target register banks.
|
|
class AArch64LegalizerInfo : public LegalizerInfo {
|
|
public:
|
|
AArch64LegalizerInfo(const AArch64Subtarget &ST);
|
|
|
|
bool legalizeCustom(LegalizerHelper &Helper, MachineInstr &MI) const override;
|
|
|
|
bool legalizeIntrinsic(LegalizerHelper &Helper,
|
|
MachineInstr &MI) const override;
|
|
|
|
private:
|
|
bool legalizeVaArg(MachineInstr &MI, MachineRegisterInfo &MRI,
|
|
MachineIRBuilder &MIRBuilder) const;
|
|
bool legalizeLoadStore(MachineInstr &MI, MachineRegisterInfo &MRI,
|
|
MachineIRBuilder &MIRBuilder,
|
|
GISelChangeObserver &Observer) const;
|
|
bool legalizeShlAshrLshr(MachineInstr &MI, MachineRegisterInfo &MRI,
|
|
MachineIRBuilder &MIRBuilder,
|
|
GISelChangeObserver &Observer) const;
|
|
|
|
bool legalizeSmallCMGlobalValue(MachineInstr &MI, MachineRegisterInfo &MRI,
|
|
MachineIRBuilder &MIRBuilder,
|
|
GISelChangeObserver &Observer) const;
|
|
bool legalizeVectorTrunc(MachineInstr &MI, LegalizerHelper &Helper) const;
|
|
const AArch64Subtarget *ST;
|
|
};
|
|
} // End llvm namespace.
|
|
#endif
|