llvm/llvm/include/llvm/Analysis/TypeBasedAliasAnalysis.h

//===- TypeBasedAliasAnalysis.h - Type-Based Alias Analysis -----*- 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 is the interface for a metadata-based TBAA. See the source file for
/// details on the algorithm.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_ANALYSIS_TYPEBASEDALIASANALYSIS_H
#define LLVM_ANALYSIS_TYPEBASEDALIASANALYSIS_H

#include "llvm/Analysis/AliasAnalysis.h"
#include "llvm/IR/PassManager.h"
#include "llvm/Pass.h"
#include <memory>

namespace llvm {

class CallBase;
class Function;
class MDNode;
class MemoryLocation;

/// A simple AA result that uses TBAA metadata to answer queries.
class TypeBasedAAResult : public AAResultBase { … };

/// Analysis pass providing a never-invalidated alias analysis result.
class TypeBasedAA : public AnalysisInfoMixin<TypeBasedAA> { … };

/// Legacy wrapper pass to provide the TypeBasedAAResult object.
class TypeBasedAAWrapperPass : public ImmutablePass { … };

//===--------------------------------------------------------------------===//
//
// createTypeBasedAAWrapperPass - This pass implements metadata-based
// type-based alias analysis.
//
ImmutablePass *createTypeBasedAAWrapperPass();

} // end namespace llvm

#endif // LLVM_ANALYSIS_TYPEBASEDALIASANALYSIS_H