llvm/llvm/lib/Target/AArch64/AArch64MachineFunctionInfo.cpp

//=- AArch64MachineFunctionInfo.cpp - AArch64 Machine Function Info ---------=//

//
// 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 implements AArch64-specific per-machine-function
/// information.
///
//===----------------------------------------------------------------------===//

#include "AArch64MachineFunctionInfo.h"
#include "AArch64InstrInfo.h"
#include "AArch64Subtarget.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/Metadata.h"
#include "llvm/IR/Module.h"
#include "llvm/MC/MCAsmInfo.h"

usingnamespacellvm;

yaml::AArch64FunctionInfo::AArch64FunctionInfo(
    const llvm::AArch64FunctionInfo &MFI)
    : … { … }

void yaml::AArch64FunctionInfo::mappingImpl(yaml::IO &YamlIO) { … }

void AArch64FunctionInfo::initializeBaseYamlFields(
    const yaml::AArch64FunctionInfo &YamlMFI) { … }

static std::pair<bool, bool> GetSignReturnAddress(const Function &F) { … }

static bool ShouldSignWithBKey(const Function &F, const AArch64Subtarget &STI) { … }

AArch64FunctionInfo::AArch64FunctionInfo(const Function &F,
                                         const AArch64Subtarget *STI) { … }

MachineFunctionInfo *AArch64FunctionInfo::clone(
    BumpPtrAllocator &Allocator, MachineFunction &DestMF,
    const DenseMap<MachineBasicBlock *, MachineBasicBlock *> &Src2DstMBB)
    const { … }

bool AArch64FunctionInfo::shouldSignReturnAddress(bool SpillsLR) const { … }

static bool isLRSpilled(const MachineFunction &MF) { … }

bool AArch64FunctionInfo::shouldSignReturnAddress(
    const MachineFunction &MF) const { … }

bool AArch64FunctionInfo::needsShadowCallStackPrologueEpilogue(
    MachineFunction &MF) const { … }

bool AArch64FunctionInfo::needsDwarfUnwindInfo(
    const MachineFunction &MF) const { … }

bool AArch64FunctionInfo::needsAsyncDwarfUnwindInfo(
    const MachineFunction &MF) const { … }