llvm/clang/lib/Serialization/MultiOnDiskHashTable.h

//===- MultiOnDiskHashTable.h - Merged set of hash tables -------*- 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
//
//===----------------------------------------------------------------------===//
//
//  This file provides a hash table data structure suitable for incremental and
//  distributed storage across a set of files.
//
//  Multiple hash tables from different files are implicitly merged to improve
//  performance, and on reload the merged table will override those from other
//  files.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_LIB_SERIALIZATION_MULTIONDISKHASHTABLE_H
#define LLVM_CLANG_LIB_SERIALIZATION_MULTIONDISKHASHTABLE_H

#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/DenseSet.h"
#include "llvm/ADT/PointerUnion.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/TinyPtrVector.h"
#include "llvm/ADT/iterator_range.h"
#include "llvm/Support/Endian.h"
#include "llvm/Support/EndianStream.h"
#include "llvm/Support/OnDiskHashTable.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cstdint>
#include <vector>

namespace clang {
namespace serialization {

/// A collection of on-disk hash tables, merged when relevant for performance.
template<typename Info> class MultiOnDiskHashTable { … };

/// Writer for the on-disk hash table.
template<typename ReaderInfo, typename WriterInfo>
class MultiOnDiskHashTableGenerator { … };

} // namespace serialization
} // namespace clang

#endif // LLVM_CLANG_LIB_SERIALIZATION_MULTIONDISKHASHTABLE_H