ModuleFile.cpp revision 360784 
1//===- ModuleFile.cpp - Module description --------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9//  This file implements the ModuleFile class, which describes a module that
10//  has been loaded from an AST file.
11//
12//===----------------------------------------------------------------------===//
13
14#include "clang/Serialization/ModuleFile.h"
15#include "ASTReaderInternals.h"
16#include "clang/Serialization/ContinuousRangeMap.h"
17#include "llvm/ADT/StringRef.h"
18#include "llvm/Support/Compiler.h"
19#include "llvm/Support/raw_ostream.h"
20
21using namespace clang;
22using namespace serialization;
23using namespace reader;
24
25ModuleFile::~ModuleFile() {
26  delete static_cast<ASTIdentifierLookupTable *>(IdentifierLookupTable);
27  delete static_cast<HeaderFileInfoLookupTable *>(HeaderFileInfoTable);
28  delete static_cast<ASTSelectorLookupTable *>(SelectorLookupTable);
29}
30
31template<typename Key, typename Offset, unsigned InitialCapacity>
32static void
33dumpLocalRemap(StringRef Name,
34               const ContinuousRangeMap<Key, Offset, InitialCapacity> &Map) {
35  if (Map.begin() == Map.end())
36    return;
37
38  using MapType = ContinuousRangeMap<Key, Offset, InitialCapacity>;
39
40  llvm::errs() << "  " << Name << ":\n";
41  for (typename MapType::const_iterator I = Map.begin(), IEnd = Map.end();
42       I != IEnd; ++I) {
43    llvm::errs() << "    " << I->first << " -> " << I->second << "\n";
44  }
45}
46
47LLVM_DUMP_METHOD void ModuleFile::dump() {
48  llvm::errs() << "\nModule: " << FileName << "\n";
49  if (!Imports.empty()) {
50    llvm::errs() << "  Imports: ";
51    for (unsigned I = 0, N = Imports.size(); I != N; ++I) {
52      if (I)
53        llvm::errs() << ", ";
54      llvm::errs() << Imports[I]->FileName;
55    }
56    llvm::errs() << "\n";
57  }
58
59  // Remapping tables.
60  llvm::errs() << "  Base source location offset: " << SLocEntryBaseOffset
61               << '\n';
62  dumpLocalRemap("Source location offset local -> global map", SLocRemap);
63
64  llvm::errs() << "  Base identifier ID: " << BaseIdentifierID << '\n'
65               << "  Number of identifiers: " << LocalNumIdentifiers << '\n';
66  dumpLocalRemap("Identifier ID local -> global map", IdentifierRemap);
67
68  llvm::errs() << "  Base macro ID: " << BaseMacroID << '\n'
69               << "  Number of macros: " << LocalNumMacros << '\n';
70  dumpLocalRemap("Macro ID local -> global map", MacroRemap);
71
72  llvm::errs() << "  Base submodule ID: " << BaseSubmoduleID << '\n'
73               << "  Number of submodules: " << LocalNumSubmodules << '\n';
74  dumpLocalRemap("Submodule ID local -> global map", SubmoduleRemap);
75
76  llvm::errs() << "  Base selector ID: " << BaseSelectorID << '\n'
77               << "  Number of selectors: " << LocalNumSelectors << '\n';
78  dumpLocalRemap("Selector ID local -> global map", SelectorRemap);
79
80  llvm::errs() << "  Base preprocessed entity ID: " << BasePreprocessedEntityID
81               << '\n'
82               << "  Number of preprocessed entities: "
83               << NumPreprocessedEntities << '\n';
84  dumpLocalRemap("Preprocessed entity ID local -> global map",
85                 PreprocessedEntityRemap);
86
87  llvm::errs() << "  Base type index: " << BaseTypeIndex << '\n'
88               << "  Number of types: " << LocalNumTypes << '\n';
89  dumpLocalRemap("Type index local -> global map", TypeRemap);
90
91  llvm::errs() << "  Base decl ID: " << BaseDeclID << '\n'
92               << "  Number of decls: " << LocalNumDecls << '\n';
93  dumpLocalRemap("Decl ID local -> global map", DeclRemap);
94}
95