llvm-project/clang/lib/Serialization/Module.cpp

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//===--- Module.cpp - Module description ------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file implements the Module class, which describes a module that has
// been loaded from an AST file.
//
//===----------------------------------------------------------------------===//
#include "clang/Serialization/Module.h"
#include "llvm/Support/raw_ostream.h"
#include "llvm/Support/MemoryBuffer.h"
#include "ASTReaderInternals.h"
using namespace clang;
using namespace serialization;
using namespace reader;
ModuleFile::ModuleFile(ModuleKind Kind, unsigned Generation)
: Kind(Kind), DirectlyImported(false), Generation(Generation), SizeInBits(0),
LocalNumSLocEntries(0), SLocEntryBaseID(0),
SLocEntryBaseOffset(0), SLocEntryOffsets(0),
SLocFileOffsets(0), LocalNumIdentifiers(0),
IdentifierOffsets(0), BaseIdentifierID(0), IdentifierTableData(0),
IdentifierLookupTable(0), BasePreprocessedEntityID(0),
PreprocessedEntityOffsets(0), NumPreprocessedEntities(0),
LocalNumHeaderFileInfos(0),
HeaderFileInfoTableData(0), HeaderFileInfoTable(0),
HeaderFileFrameworkStrings(0), LocalNumSubmodules(0), BaseSubmoduleID(0),
LocalNumSelectors(0), SelectorOffsets(0), BaseSelectorID(0),
SelectorLookupTableData(0), SelectorLookupTable(0), LocalNumDecls(0),
DeclOffsets(0), BaseDeclID(0),
LocalNumCXXBaseSpecifiers(0), CXXBaseSpecifiersOffsets(0),
FileSortedDecls(0), NumFileSortedDecls(0),
RedeclarationsMap(0), LocalNumRedeclarationsInMap(0),
ObjCCategoriesMap(0), LocalNumObjCCategoriesInMap(0),
LocalNumTypes(0), TypeOffsets(0), BaseTypeIndex(0), StatCache(0)
{}
ModuleFile::~ModuleFile() {
for (DeclContextInfosMap::iterator I = DeclContextInfos.begin(),
E = DeclContextInfos.end();
I != E; ++I) {
if (I->second.NameLookupTableData)
delete I->second.NameLookupTableData;
}
delete static_cast<ASTIdentifierLookupTable *>(IdentifierLookupTable);
delete static_cast<HeaderFileInfoLookupTable *>(HeaderFileInfoTable);
delete static_cast<ASTSelectorLookupTable *>(SelectorLookupTable);
}
template<typename Key, typename Offset, unsigned InitialCapacity>
static void
dumpLocalRemap(StringRef Name,
const ContinuousRangeMap<Key, Offset, InitialCapacity> &Map) {
if (Map.begin() == Map.end())
return;
typedef ContinuousRangeMap<Key, Offset, InitialCapacity> MapType;
llvm::errs() << " " << Name << ":\n";
for (typename MapType::const_iterator I = Map.begin(), IEnd = Map.end();
I != IEnd; ++I) {
llvm::errs() << " " << I->first << " -> " << I->second << "\n";
}
}
void ModuleFile::dump() {
llvm::errs() << "\nModule: " << FileName << "\n";
if (!Imports.empty()) {
llvm::errs() << " Imports: ";
for (unsigned I = 0, N = Imports.size(); I != N; ++I) {
if (I)
llvm::errs() << ", ";
llvm::errs() << Imports[I]->FileName;
}
llvm::errs() << "\n";
}
// Remapping tables.
llvm::errs() << " Base source location offset: " << SLocEntryBaseOffset
<< '\n';
dumpLocalRemap("Source location offset local -> global map", SLocRemap);
llvm::errs() << " Base identifier ID: " << BaseIdentifierID << '\n'
<< " Number of identifiers: " << LocalNumIdentifiers << '\n';
dumpLocalRemap("Identifier ID local -> global map", IdentifierRemap);
llvm::errs() << " Base submodule ID: " << BaseSubmoduleID << '\n'
<< " Number of submodules: " << LocalNumSubmodules << '\n';
dumpLocalRemap("Submodule ID local -> global map", SubmoduleRemap);
llvm::errs() << " Base selector ID: " << BaseSelectorID << '\n'
<< " Number of selectors: " << LocalNumSelectors << '\n';
dumpLocalRemap("Selector ID local -> global map", SelectorRemap);
llvm::errs() << " Base preprocessed entity ID: " << BasePreprocessedEntityID
<< '\n'
<< " Number of preprocessed entities: "
<< NumPreprocessedEntities << '\n';
dumpLocalRemap("Preprocessed entity ID local -> global map",
PreprocessedEntityRemap);
llvm::errs() << " Base type index: " << BaseTypeIndex << '\n'
<< " Number of types: " << LocalNumTypes << '\n';
dumpLocalRemap("Type index local -> global map", TypeRemap);
llvm::errs() << " Base decl ID: " << BaseDeclID << '\n'
<< " Number of decls: " << LocalNumDecls << '\n';
dumpLocalRemap("Decl ID local -> global map", DeclRemap);
}