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1//===- AArch64LegalizerInfo --------------------------------------*- C++ -*-==//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8/// \file9/// This file declares the targeting of the Machinelegalizer class for10/// AArch64.11/// \todo This should be generated by TableGen.12//===----------------------------------------------------------------------===//13 14#ifndef LLVM_LIB_TARGET_AARCH64_AARCH64MACHINELEGALIZER_H15#define LLVM_LIB_TARGET_AARCH64_AARCH64MACHINELEGALIZER_H16 17#include "llvm/CodeGen/GlobalISel/GISelChangeObserver.h"18#include "llvm/CodeGen/GlobalISel/LegalizerHelper.h"19#include "llvm/CodeGen/GlobalISel/LegalizerInfo.h"20#include "llvm/CodeGen/MachineRegisterInfo.h"21 22namespace llvm {23 24class AArch64Subtarget;25 26class AArch64LegalizerInfo : public LegalizerInfo {27public:28 AArch64LegalizerInfo(const AArch64Subtarget &ST);29 30 bool legalizeCustom(LegalizerHelper &Helper, MachineInstr &MI,31 LostDebugLocObserver &LocObserver) const override;32 33 bool legalizeIntrinsic(LegalizerHelper &Helper,34 MachineInstr &MI) const override;35 36private:37 bool legalizeVaArg(MachineInstr &MI, MachineRegisterInfo &MRI,38 MachineIRBuilder &MIRBuilder) const;39 bool legalizeLoadStore(MachineInstr &MI, MachineRegisterInfo &MRI,40 MachineIRBuilder &MIRBuilder,41 GISelChangeObserver &Observer) const;42 bool legalizeShlAshrLshr(MachineInstr &MI, MachineRegisterInfo &MRI,43 MachineIRBuilder &MIRBuilder,44 GISelChangeObserver &Observer) const;45 46 bool legalizeSmallCMGlobalValue(MachineInstr &MI, MachineRegisterInfo &MRI,47 MachineIRBuilder &MIRBuilder,48 GISelChangeObserver &Observer) const;49 bool legalizeBitfieldExtract(MachineInstr &MI, MachineRegisterInfo &MRI,50 LegalizerHelper &Helper) const;51 bool legalizeRotate(MachineInstr &MI, MachineRegisterInfo &MRI,52 LegalizerHelper &Helper) const;53 bool legalizeICMP(MachineInstr &MI, MachineRegisterInfo &MRI,54 MachineIRBuilder &MIRBuilder) const;55 bool legalizeFunnelShift(MachineInstr &MI, MachineRegisterInfo &MRI,56 MachineIRBuilder &MIRBuilder,57 GISelChangeObserver &Observer,58 LegalizerHelper &Helper) const;59 bool legalizeCTPOP(MachineInstr &MI, MachineRegisterInfo &MRI,60 LegalizerHelper &Helper) const;61 bool legalizeAtomicCmpxchg128(MachineInstr &MI, MachineRegisterInfo &MRI,62 LegalizerHelper &Helper) const;63 bool legalizeCTTZ(MachineInstr &MI, LegalizerHelper &Helper) const;64 bool legalizeMemOps(MachineInstr &MI, LegalizerHelper &Helper) const;65 bool legalizeExtractVectorElt(MachineInstr &MI, MachineRegisterInfo &MRI,66 LegalizerHelper &Helper) const;67 bool legalizeDynStackAlloc(MachineInstr &MI, LegalizerHelper &Helper) const;68 bool legalizePrefetch(MachineInstr &MI, LegalizerHelper &Helper) const;69 bool legalizeBitcast(MachineInstr &MI, LegalizerHelper &Helper) const;70 bool legalizeFptrunc(MachineInstr &MI, MachineIRBuilder &MIRBuilder,71 MachineRegisterInfo &MRI) const;72 const AArch64Subtarget *ST;73};74} // End llvm namespace.75#endif76