llvm/llvm/lib/CodeGen/MBFIWrapper.cpp

//===- MBFIWrapper.cpp - MachineBlockFrequencyInfo wrapper ----------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// This class keeps track of branch frequencies of newly created blocks and
// tail-merged blocks. Used by the TailDuplication and MachineBlockPlacement.
//
//===----------------------------------------------------------------------===//

#include "llvm/CodeGen/MachineBlockFrequencyInfo.h"
#include "llvm/CodeGen/MBFIWrapper.h"
#include <optional>

usingnamespacellvm;

BlockFrequency MBFIWrapper::getBlockFreq(const MachineBasicBlock *MBB) const { … }

void MBFIWrapper::setBlockFreq(const MachineBasicBlock *MBB,
                               BlockFrequency F) { … }

std::optional<uint64_t>
MBFIWrapper::getBlockProfileCount(const MachineBasicBlock *MBB) const { … }

void MBFIWrapper::view(const Twine &Name, bool isSimple) { … }

BlockFrequency MBFIWrapper::getEntryFreq() const { … }