llvm/llvm/include/llvm/Transforms/Utils/CallGraphUpdater.h

//===- CallGraphUpdater.h - A (lazy) call graph update helper ---*- 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 provides interfaces used to manipulate a call graph, regardless
/// if it is a "old style" CallGraph or an "new style" LazyCallGraph.
///
//===----------------------------------------------------------------------===//

#ifndef LLVM_TRANSFORMS_UTILS_CALLGRAPHUPDATER_H
#define LLVM_TRANSFORMS_UTILS_CALLGRAPHUPDATER_H

#include "llvm/Analysis/CGSCCPassManager.h"
#include "llvm/Analysis/LazyCallGraph.h"

namespace llvm {

class CallGraph;
class CallGraphSCC;

/// Wrapper to unify "old style" CallGraph and "new style" LazyCallGraph. This
/// simplifies the interface and the call sites, e.g., new and old pass manager
/// passes can share the same code.
class CallGraphUpdater { … };

} // end namespace llvm

#endif // LLVM_TRANSFORMS_UTILS_CALLGRAPHUPDATER_H