-//===--- IdentifierTable.h - Hash table for identifier lookup ---*- C++ -*-===//
+//===- IdentifierTable.h - Hash table for identifier lookup -----*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
-///
+//
/// \file
/// \brief Defines the clang::IdentifierInfo, clang::IdentifierTable, and
/// clang::Selector interfaces.
-///
+//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_BASIC_IDENTIFIERTABLE_H
#include "clang/Basic/LLVM.h"
#include "clang/Basic/TokenKinds.h"
+#include "llvm/ADT/DenseMapInfo.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Support/Allocator.h"
+#include "llvm/Support/PointerLikeTypeTraits.h"
+#include "llvm/Support/type_traits.h"
#include <cassert>
#include <cstddef>
#include <cstdint>
#include <cstring>
-#include <new>
#include <string>
#include <utility>
-namespace llvm {
-
- template <typename T> struct DenseMapInfo;
-
-} // end namespace llvm
-
namespace clang {
- class LangOptions;
- class IdentifierInfo;
- class IdentifierTable;
- class SourceLocation;
- class MultiKeywordSelector; // private class used by Selector
- class DeclarationName; // AST class that stores declaration names
+class IdentifierInfo;
+class LangOptions;
+class MultiKeywordSelector;
+class SourceLocation;
- /// \brief A simple pair of identifier info and location.
- typedef std::pair<IdentifierInfo*, SourceLocation> IdentifierLocPair;
+/// \brief A simple pair of identifier info and location.
+using IdentifierLocPair = std::pair<IdentifierInfo *, SourceLocation>;
/// One of these records is kept for each identifier that
/// is lexed. This contains information about whether the token was \#define'd,
// keyword.
// 29 bit left in 64-bit word.
- void *FETokenInfo; // Managed by the language front-end.
- llvm::StringMapEntry<IdentifierInfo*> *Entry;
+ // Managed by the language front-end.
+ void *FETokenInfo = nullptr;
+
+ llvm::StringMapEntry<IdentifierInfo *> *Entry = nullptr;
public:
IdentifierInfo();
/// \brief Return the beginning of the actual null-terminated string for this
/// identifier.
- ///
const char *getNameStart() const {
if (Entry) return Entry->getKeyData();
// FIXME: This is gross. It would be best not to embed specific details
// The 'this' pointer really points to a
// std::pair<IdentifierInfo, const char*>, where internal pointer
// points to the external string data.
- typedef std::pair<IdentifierInfo, const char*> actualtype;
+ using actualtype = std::pair<IdentifierInfo, const char *>;
+
return ((const actualtype*) this)->second;
}
/// \brief Efficiently return the length of this identifier info.
- ///
unsigned getLength() const {
if (Entry) return Entry->getKeyLength();
// FIXME: This is gross. It would be best not to embed specific details
// The 'this' pointer really points to a
// std::pair<IdentifierInfo, const char*>, where internal pointer
// points to the external string data.
- typedef std::pair<IdentifierInfo, const char*> actualtype;
+ using actualtype = std::pair<IdentifierInfo, const char *>;
+
const char* p = ((const actualtype*) this)->second - 2;
return (((unsigned) p[0]) | (((unsigned) p[1]) << 8)) - 1;
}
class IdentifierTable {
// Shark shows that using MallocAllocator is *much* slower than using this
// BumpPtrAllocator!
- typedef llvm::StringMap<IdentifierInfo*, llvm::BumpPtrAllocator> HashTableTy;
+ using HashTableTy = llvm::StringMap<IdentifierInfo *, llvm::BumpPtrAllocator>;
HashTableTy HashTable;
IdentifierInfoLookup* ExternalLookup;
return *II;
}
- typedef HashTableTy::const_iterator iterator;
- typedef HashTableTy::const_iterator const_iterator;
+ using iterator = HashTableTy::const_iterator;
+ using const_iterator = HashTableTy::const_iterator;
iterator begin() const { return HashTable.begin(); }
iterator end() const { return HashTable.end(); }
MultiArg = 0x3,
ArgFlags = ZeroArg|OneArg
};
- uintptr_t InfoPtr; // a pointer to the MultiKeywordSelector or IdentifierInfo.
+
+ // a pointer to the MultiKeywordSelector or IdentifierInfo.
+ uintptr_t InfoPtr = 0;
Selector(IdentifierInfo *II, unsigned nArgs) {
InfoPtr = reinterpret_cast<uintptr_t>(II);
assert(nArgs < 2 && "nArgs not equal to 0/1");
InfoPtr |= nArgs+1;
}
+
Selector(MultiKeywordSelector *SI) {
InfoPtr = reinterpret_cast<uintptr_t>(SI);
assert((InfoPtr & ArgFlags) == 0 &&"Insufficiently aligned IdentifierInfo");
/// The default ctor should only be used when creating data structures that
/// will contain selectors.
- Selector() : InfoPtr(0) {}
+ Selector() = default;
Selector(uintptr_t V) : InfoPtr(V) {}
/// operator==/!= - Indicate whether the specified selectors are identical.
/// \brief This table allows us to fully hide how we implement
/// multi-keyword caching.
class SelectorTable {
- void *Impl; // Actually a SelectorTableImpl
+ // Actually a SelectorTableImpl
+ void *Impl;
public:
SelectorTable();
Selector getUnarySelector(IdentifierInfo *ID) {
return Selector(ID, 1);
}
+
Selector getNullarySelector(IdentifierInfo *ID) {
return Selector(ID, 0);
}
unsigned ExtraKindOrNumArgs;
};
-} // end namespace clang
+} // namespace clang
namespace llvm {
/// DenseSets.
template <>
struct DenseMapInfo<clang::Selector> {
- static inline clang::Selector getEmptyKey() {
+ static clang::Selector getEmptyKey() {
return clang::Selector::getEmptyMarker();
}
- static inline clang::Selector getTombstoneKey() {
+ static clang::Selector getTombstoneKey() {
return clang::Selector::getTombstoneMarker();
}
template <>
struct isPodLike<clang::Selector> { static const bool value = true; };
-template <typename T> struct PointerLikeTypeTraits;
-
template<>
struct PointerLikeTypeTraits<clang::Selector> {
- static inline const void *getAsVoidPointer(clang::Selector P) {
+ static const void *getAsVoidPointer(clang::Selector P) {
return P.getAsOpaquePtr();
}
- static inline clang::Selector getFromVoidPointer(const void *P) {
+ static clang::Selector getFromVoidPointer(const void *P) {
return clang::Selector(reinterpret_cast<uintptr_t>(P));
}
// are not guaranteed to be 8-byte aligned.
template<>
struct PointerLikeTypeTraits<clang::IdentifierInfo*> {
- static inline void *getAsVoidPointer(clang::IdentifierInfo* P) {
+ static void *getAsVoidPointer(clang::IdentifierInfo* P) {
return P;
}
- static inline clang::IdentifierInfo *getFromVoidPointer(void *P) {
+ static clang::IdentifierInfo *getFromVoidPointer(void *P) {
return static_cast<clang::IdentifierInfo*>(P);
}
template<>
struct PointerLikeTypeTraits<const clang::IdentifierInfo*> {
- static inline const void *getAsVoidPointer(const clang::IdentifierInfo* P) {
+ static const void *getAsVoidPointer(const clang::IdentifierInfo* P) {
return P;
}
- static inline const clang::IdentifierInfo *getFromVoidPointer(const void *P) {
+ static const clang::IdentifierInfo *getFromVoidPointer(const void *P) {
return static_cast<const clang::IdentifierInfo*>(P);
}
enum { NumLowBitsAvailable = 1 };
};
-} // end namespace llvm
+} // namespace llvm
#endif // LLVM_CLANG_BASIC_IDENTIFIERTABLE_H
-//===--- Module.h - Describe a module ---------------------------*- C++ -*-===//
+//===- Module.h - Describe a module -----------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
-///
+//
/// \file
/// \brief Defines the clang::Module class, which describes a module in the
/// source code.
-///
+//
//===----------------------------------------------------------------------===//
+
#ifndef LLVM_CLANG_BASIC_MODULE_H
#define LLVM_CLANG_BASIC_MODULE_H
#include "clang/Basic/SourceLocation.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/DenseSet.h"
+#include "llvm/ADT/Optional.h"
#include "llvm/ADT/PointerIntPair.h"
#include "llvm/ADT/PointerUnion.h"
#include "llvm/ADT/SetVector.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/StringMap.h"
#include "llvm/ADT/StringRef.h"
+#include "llvm/ADT/iterator_range.h"
+#include <array>
+#include <cassert>
+#include <cstdint>
+#include <ctime>
#include <string>
#include <utility>
#include <vector>
namespace llvm {
- class raw_ostream;
-}
+
+class raw_ostream;
+
+} // namespace llvm
namespace clang {
class LangOptions;
class TargetInfo;
-class IdentifierInfo;
-
+
/// \brief Describes the name of a module.
-typedef SmallVector<std::pair<std::string, SourceLocation>, 2> ModuleId;
+using ModuleId = SmallVector<std::pair<std::string, SourceLocation>, 2>;
/// The signature of a module, which is a hash of the AST content.
struct ASTFileSignature : std::array<uint32_t, 5> {
/// \brief The build directory of this module. This is the directory in
/// which the module is notionally built, and relative to which its headers
/// are found.
- const DirectoryEntry *Directory;
+ const DirectoryEntry *Directory = nullptr;
/// \brief The presumed file name for the module map defining this module.
/// Only non-empty when building from preprocessed source.
/// \brief The AST file if this is a top-level module which has a
/// corresponding serialized AST file, or null otherwise.
- const FileEntry *ASTFile;
+ const FileEntry *ASTFile = nullptr;
/// \brief The top-level headers associated with this module.
llvm::SmallSetVector<const FileEntry *, 2> TopHeaders;
/// \brief An individual requirement: a feature name and a flag indicating
/// the required state of that feature.
- typedef std::pair<std::string, bool> Requirement;
+ using Requirement = std::pair<std::string, bool>;
/// \brief The set of language features required to use this module.
///
///
/// The pointer is the module being re-exported, while the bit will be true
/// to indicate that this is a wildcard export.
- typedef llvm::PointerIntPair<Module *, 1, bool> ExportDecl;
+ using ExportDecl = llvm::PointerIntPair<Module *, 1, bool>;
/// \brief The set of export declarations.
SmallVector<ExportDecl, 2> Exports;
/// \brief A library or framework to link against when an entity from this
/// module is used.
struct LinkLibrary {
- LinkLibrary() : IsFramework(false) { }
+ LinkLibrary() = default;
LinkLibrary(const std::string &Library, bool IsFramework)
- : Library(Library), IsFramework(IsFramework) { }
+ : Library(Library), IsFramework(IsFramework) {}
/// \brief The library to link against.
///
std::string Library;
/// \brief Whether this is a framework rather than a library.
- bool IsFramework;
+ bool IsFramework = false;
};
/// \brief The set of libraries or frameworks to link against when
const Module *getTopLevelModule() const;
/// \brief Retrieve the name of the top-level module.
- ///
StringRef getTopLevelModuleName() const {
return getTopLevelModule()->Name;
}
unsigned getVisibilityID() const { return VisibilityID; }
- typedef std::vector<Module *>::iterator submodule_iterator;
- typedef std::vector<Module *>::const_iterator submodule_const_iterator;
+ using submodule_iterator = std::vector<Module *>::iterator;
+ using submodule_const_iterator = std::vector<Module *>::const_iterator;
submodule_iterator submodule_begin() { return SubModules.begin(); }
submodule_const_iterator submodule_begin() const {return SubModules.begin();}
}
/// \brief Print the module map for this module to the given stream.
- ///
void print(raw_ostream &OS, unsigned Indent = 0) const;
/// \brief Dump the contents of this module to the given output stream.
/// \brief A set of visible modules.
class VisibleModuleSet {
public:
- VisibleModuleSet() : Generation(0) {}
+ VisibleModuleSet() = default;
VisibleModuleSet(VisibleModuleSet &&O)
: ImportLocs(std::move(O.ImportLocs)), Generation(O.Generation ? 1 : 0) {
O.ImportLocs.clear();
/// \brief A callback to call when a module is made visible (directly or
/// indirectly) by a call to \ref setVisible.
- typedef llvm::function_ref<void(Module *M)> VisibleCallback;
+ using VisibleCallback = llvm::function_ref<void(Module *M)>;
+
/// \brief A callback to call when a module conflict is found. \p Path
/// consists of a sequence of modules from the conflicting module to the one
/// made visible, where each was exported by the next.
- typedef llvm::function_ref<void(ArrayRef<Module *> Path,
- Module *Conflict, StringRef Message)>
- ConflictCallback;
+ using ConflictCallback =
+ llvm::function_ref<void(ArrayRef<Module *> Path, Module *Conflict,
+ StringRef Message)>;
+
/// \brief Make a specific module visible.
void setVisible(Module *M, SourceLocation Loc,
VisibleCallback Vis = [](Module *) {},
/// Import locations for each visible module. Indexed by the module's
/// VisibilityID.
std::vector<SourceLocation> ImportLocs;
+
/// Visibility generation, bumped every time the visibility state changes.
- unsigned Generation;
+ unsigned Generation = 0;
};
-} // end namespace clang
-
+} // namespace clang
#endif // LLVM_CLANG_BASIC_MODULE_H
-//===--- SourceManager.h - Track and cache source files ---------*- C++ -*-===//
+//===- SourceManager.h - Track and cache source files -----------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
-///
+//
/// \file
/// \brief Defines the SourceManager interface.
///
/// location in the source where the macro was originally defined,
/// and the presumed location is where the line directive states that
/// the line is 17, or any other line.
-///
+//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_BASIC_SOURCEMANAGER_H
#define LLVM_CLANG_BASIC_SOURCEMANAGER_H
#include "clang/Basic/FileManager.h"
-#include "clang/Basic/LLVM.h"
#include "clang/Basic/SourceLocation.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/BitVector.h"
#include "llvm/Support/Allocator.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/MemoryBuffer.h"
-#include <algorithm>
#include <cassert>
#include <cstddef>
-#include <cstdint>
#include <map>
#include <memory>
#include <string>
/// \brief Public enums and private classes that are part of the
/// SourceManager implementation.
-///
namespace SrcMgr {
/// \brief Indicates whether a file or directory holds normal user code,
enum CCFlags {
/// \brief Whether the buffer is invalid.
InvalidFlag = 0x01,
+
/// \brief Whether the buffer should not be freed on destruction.
DoNotFreeFlag = 0x02
};
///
/// This is lazily computed. This is owned by the SourceManager
/// BumpPointerAllocator object.
- unsigned *SourceLineCache;
+ unsigned *SourceLineCache = nullptr;
/// \brief The number of lines in this ContentCache.
///
/// This is only valid if SourceLineCache is non-null.
- unsigned NumLines;
+ unsigned NumLines = 0;
/// \brief Indicates whether the buffer itself was provided to override
/// the actual file contents.
ContentCache(const FileEntry *Ent, const FileEntry *contentEnt)
: Buffer(nullptr, false), OrigEntry(Ent), ContentsEntry(contentEnt),
- SourceLineCache(nullptr), NumLines(0), BufferOverridden(false),
- IsSystemFile(false), IsTransient(false) {}
+ BufferOverridden(false), IsSystemFile(false), IsTransient(false) {}
/// The copy ctor does not allow copies where source object has either
/// a non-NULL Buffer or SourceLineCache. Ownership of allocated memory
/// is not transferred, so this is a logical error.
ContentCache(const ContentCache &RHS)
- : Buffer(nullptr, false), SourceLineCache(nullptr),
- BufferOverridden(false), IsSystemFile(false), IsTransient(false) {
+ : Buffer(nullptr, false), BufferOverridden(false), IsSystemFile(false),
+ IsTransient(false) {
OrigEntry = RHS.OrigEntry;
ContentsEntry = RHS.ContentsEntry;
/// FileInfos contain a "ContentCache *", with the contents of the file.
///
class FileInfo {
+ friend class clang::SourceManager;
+ friend class clang::ASTWriter;
+ friend class clang::ASTReader;
+
/// \brief The location of the \#include that brought in this file.
///
/// This is an invalid SLOC for the main file (top of the \#include chain).
llvm::PointerIntPair<const ContentCache*, 3, CharacteristicKind>
ContentAndKind;
- friend class clang::SourceManager;
- friend class clang::ASTWriter;
- friend class clang::ASTReader;
-
public:
/// \brief Return a FileInfo object.
static FileInfo get(SourceLocation IL, const ContentCache *Con,
}
};
-} // end SrcMgr namespace.
+} // namespace SrcMgr
/// \brief External source of source location entries.
class ExternalSLocEntrySource {
/// \brief The stack used when building modules on demand, which is used
/// to provide a link between the source managers of the different compiler
/// instances.
-typedef ArrayRef<std::pair<std::string, FullSourceLoc>> ModuleBuildStack;
+using ModuleBuildStack = ArrayRef<std::pair<std::string, FullSourceLoc>>;
/// \brief This class handles loading and caching of source files into memory.
///
/// \brief True if the ContentCache for files that are overridden by other
/// files, should report the original file name. Defaults to true.
- bool OverridenFilesKeepOriginalName;
+ bool OverridenFilesKeepOriginalName = true;
/// \brief True if non-system source files should be treated as volatile
/// (likely to change while trying to use them). Defaults to false.
/// \brief True if all files read during this compilation should be treated
/// as transient (may not be present in later compilations using a module
/// file created from this compilation). Defaults to false.
- bool FilesAreTransient;
+ bool FilesAreTransient = false;
struct OverriddenFilesInfoTy {
/// \brief Files that have been overridden with the contents from another
/// file.
llvm::DenseMap<const FileEntry *, const FileEntry *> OverriddenFiles;
+
/// \brief Files that were overridden with a memory buffer.
llvm::DenseSet<const FileEntry *> OverriddenFilesWithBuffer;
};
llvm::BitVector SLocEntryLoaded;
/// \brief An external source for source location entries.
- ExternalSLocEntrySource *ExternalSLocEntries;
+ ExternalSLocEntrySource *ExternalSLocEntries = nullptr;
/// \brief A one-entry cache to speed up getFileID.
///
/// \brief Holds information for \#line directives.
///
/// This is referenced by indices from SLocEntryTable.
- LineTableInfo *LineTable;
+ LineTableInfo *LineTable = nullptr;
/// \brief These ivars serve as a cache used in the getLineNumber
/// method which is used to speedup getLineNumber calls to nearby locations.
FileID PreambleFileID;
// Statistics for -print-stats.
- mutable unsigned NumLinearScans, NumBinaryProbes;
+ mutable unsigned NumLinearScans = 0;
+ mutable unsigned NumBinaryProbes = 0;
/// \brief Associates a FileID with its "included/expanded in" decomposed
/// location.
mutable llvm::DenseMap<FileID, std::pair<FileID, unsigned>> IncludedLocMap;
/// The key value into the IsBeforeInTUCache table.
- typedef std::pair<FileID, FileID> IsBeforeInTUCacheKey;
+ using IsBeforeInTUCacheKey = std::pair<FileID, FileID>;
/// The IsBeforeInTranslationUnitCache is a mapping from FileID pairs
/// to cache results.
- typedef llvm::DenseMap<IsBeforeInTUCacheKey, InBeforeInTUCacheEntry>
- InBeforeInTUCache;
+ using InBeforeInTUCache =
+ llvm::DenseMap<IsBeforeInTUCacheKey, InBeforeInTUCacheEntry>;
/// Cache results for the isBeforeInTranslationUnit method.
mutable InBeforeInTUCache IBTUCache;
/// \brief Lazily computed map of macro argument chunks to their expanded
/// source location.
- typedef std::map<unsigned, SourceLocation> MacroArgsMap;
+ using MacroArgsMap = std::map<unsigned, SourceLocation>;
mutable llvm::DenseMap<FileID, std::unique_ptr<MacroArgsMap>>
MacroArgsCacheMap;
//===--------------------------------------------------------------------===//
/// \brief Return the uniqued ID for the specified filename.
- ///
unsigned getLineTableFilenameID(StringRef Str);
/// \brief Add a line note to the line table for the FileID and offset
}
// Iterators over FileInfos.
- typedef llvm::DenseMap<const FileEntry*, SrcMgr::ContentCache*>
- ::const_iterator fileinfo_iterator;
+ using fileinfo_iterator =
+ llvm::DenseMap<const FileEntry*, SrcMgr::ContentCache*>::const_iterator;
+
fileinfo_iterator fileinfo_begin() const { return FileInfos.begin(); }
fileinfo_iterator fileinfo_end() const { return FileInfos.end(); }
bool hasFileInfo(const FileEntry *File) const {
}
/// \brief Print statistics to stderr.
- ///
void PrintStats() const;
void dump() const;
}
private:
+ friend class ASTReader;
+ friend class ASTWriter;
+
llvm::MemoryBuffer *getFakeBufferForRecovery() const;
const SrcMgr::ContentCache *getFakeContentCacheForRecovery() const;
SourceLocation SpellLoc,
SourceLocation ExpansionLoc,
unsigned ExpansionLength) const;
- friend class ASTReader;
- friend class ASTWriter;
};
/// \brief Comparison function object.
SourceManager &SM;
public:
- explicit BeforeThanCompare(SourceManager &SM) : SM(SM) { }
+ explicit BeforeThanCompare(SourceManager &SM) : SM(SM) {}
bool operator()(SourceLocation LHS, SourceLocation RHS) const {
return SM.isBeforeInTranslationUnit(LHS, RHS);
SourceManager &SM;
public:
- explicit BeforeThanCompare(SourceManager &SM) : SM(SM) { }
+ explicit BeforeThanCompare(SourceManager &SM) : SM(SM) {}
bool operator()(SourceRange LHS, SourceRange RHS) const {
return SM.isBeforeInTranslationUnit(LHS.getBegin(), RHS.getBegin());
}
};
-} // end namespace clang
+} // namespace clang
#endif // LLVM_CLANG_BASIC_SOURCEMANAGER_H
-//===--- SourceManagerInternals.h - SourceManager Internals -----*- C++ -*-===//
+//===- SourceManagerInternals.h - SourceManager Internals -------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
-///
+//
/// \file
/// \brief Defines implementation details of the clang::SourceManager class.
-///
+//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_BASIC_SOURCEMANAGERINTERNALS_H
#include "clang/Basic/SourceLocation.h"
#include "clang/Basic/SourceManager.h"
#include "llvm/ADT/StringMap.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/Allocator.h"
+#include <cassert>
#include <map>
+#include <vector>
namespace clang {
/// \brief Map from FileIDs to a list of line entries (sorted by the offset
/// at which they occur in the file).
- std::map<FileID, std::vector<LineEntry> > LineEntries;
+ std::map<FileID, std::vector<LineEntry>> LineEntries;
+
public:
void clear() {
FilenameIDs.clear();
}
unsigned getLineTableFilenameID(StringRef Str);
+
StringRef getFilename(unsigned ID) const {
assert(ID < FilenamesByID.size() && "Invalid FilenameID");
return FilenamesByID[ID]->getKey();
}
+
unsigned getNumFilenames() const { return FilenamesByID.size(); }
void AddLineNote(FileID FID, unsigned Offset,
const LineEntry *FindNearestLineEntry(FileID FID, unsigned Offset);
// Low-level access
- typedef std::map<FileID, std::vector<LineEntry> >::iterator iterator;
+ using iterator = std::map<FileID, std::vector<LineEntry>>::iterator;
+
iterator begin() { return LineEntries.begin(); }
iterator end() { return LineEntries.end(); }
void AddEntry(FileID FID, const std::vector<LineEntry> &Entries);
};
-} // end namespace clang
+} // namespace clang
-#endif
+#endif // LLVM_CLANG_BASIC_SOURCEMANAGERINTERNALS_H
-//===--- IdentifierTable.cpp - Hash table for identifier lookup -----------===//
+//===- IdentifierTable.cpp - Hash table for identifier lookup -------------===//
//
// The LLVM Compiler Infrastructure
//
//
//===----------------------------------------------------------------------===//
-#include "clang/Basic/CharInfo.h"
#include "clang/Basic/IdentifierTable.h"
+#include "clang/Basic/CharInfo.h"
#include "clang/Basic/LangOptions.h"
#include "clang/Basic/OperatorKinds.h"
#include "clang/Basic/Specifiers.h"
-#include "llvm/ADT/DenseMap.h"
+#include "clang/Basic/TokenKinds.h"
+#include "llvm/ADT/DenseMapInfo.h"
#include "llvm/ADT/FoldingSet.h"
#include "llvm/ADT/SmallString.h"
+#include "llvm/ADT/StringMap.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/Allocator.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
+#include <cassert>
#include <cstdio>
+#include <cstring>
+#include <string>
using namespace clang;
RevertedTokenID = false;
OutOfDate = false;
IsModulesImport = false;
- FETokenInfo = nullptr;
- Entry = nullptr;
}
//===----------------------------------------------------------------------===//
// IdentifierTable Implementation
//===----------------------------------------------------------------------===//
-IdentifierIterator::~IdentifierIterator() { }
+IdentifierIterator::~IdentifierIterator() = default;
-IdentifierInfoLookup::~IdentifierInfoLookup() {}
+IdentifierInfoLookup::~IdentifierInfoLookup() = default;
namespace {
- /// \brief A simple identifier lookup iterator that represents an
- /// empty sequence of identifiers.
- class EmptyLookupIterator : public IdentifierIterator
- {
- public:
- StringRef Next() override { return StringRef(); }
- };
-}
+
+/// \brief A simple identifier lookup iterator that represents an
+/// empty sequence of identifiers.
+class EmptyLookupIterator : public IdentifierIterator
+{
+public:
+ StringRef Next() override { return StringRef(); }
+};
+
+} // namespace
IdentifierIterator *IdentifierInfoLookup::getIdentifiers() {
return new EmptyLookupIterator();
IdentifierInfoLookup* externalLookup)
: HashTable(8192), // Start with space for 8K identifiers.
ExternalLookup(externalLookup) {
-
// Populate the identifier table with info about keywords for the current
// language.
AddKeywords(LangOpts);
-
// Add the '_experimental_modules_import' contextual keyword.
get("import").setModulesImport(true);
// Constants for TokenKinds.def
namespace {
+
enum {
KEYC99 = 0x1,
KEYCXX = 0x2,
KS_Enabled, // Enabled
KS_Future // Is a keyword in future standard
};
-}
+
+} // namespace
/// \brief Translates flags as specified in TokenKinds.def into keyword status
/// in the given language standard.
}
namespace clang {
+
/// MultiKeywordSelector - One of these variable length records is kept for each
/// selector containing more than one keyword. We use a folding set
/// to unique aggregate names (keyword selectors in ObjC parlance). Access to
MultiKeywordSelector(unsigned nKeys) {
ExtraKindOrNumArgs = NUM_EXTRA_KINDS + nKeys;
}
+
public:
// Constructor for keyword selectors.
MultiKeywordSelector(unsigned nKeys, IdentifierInfo **IIV) {
unsigned getNumArgs() const { return ExtraKindOrNumArgs - NUM_EXTRA_KINDS; }
- typedef IdentifierInfo *const *keyword_iterator;
+ using keyword_iterator = IdentifierInfo *const *;
+
keyword_iterator keyword_begin() const {
return reinterpret_cast<keyword_iterator>(this+1);
}
+
keyword_iterator keyword_end() const {
return keyword_begin()+getNumArgs();
}
+
IdentifierInfo *getIdentifierInfoForSlot(unsigned i) const {
assert(i < getNumArgs() && "getIdentifierInfoForSlot(): illegal index");
return keyword_begin()[i];
}
+
static void Profile(llvm::FoldingSetNodeID &ID,
keyword_iterator ArgTys, unsigned NumArgs) {
ID.AddInteger(NumArgs);
for (unsigned i = 0; i != NumArgs; ++i)
ID.AddPointer(ArgTys[i]);
}
+
void Profile(llvm::FoldingSetNodeID &ID) {
Profile(ID, keyword_begin(), getNumArgs());
}
};
-} // end namespace clang.
+
+} // namespace clang.
unsigned Selector::getNumArgs() const {
unsigned IIF = getIdentifierInfoFlag();
assert(argIndex == 0 && "illegal keyword index");
return getAsIdentifierInfo();
}
+
// We point to a MultiKeywordSelector.
MultiKeywordSelector *SI = getMultiKeywordSelector();
return SI->getIdentifierInfoForSlot(argIndex);
}
namespace {
- struct SelectorTableImpl {
- llvm::FoldingSet<MultiKeywordSelector> Table;
- llvm::BumpPtrAllocator Allocator;
- };
-} // end anonymous namespace.
+
+struct SelectorTableImpl {
+ llvm::FoldingSet<MultiKeywordSelector> Table;
+ llvm::BumpPtrAllocator Allocator;
+};
+
+} // namespace
static SelectorTableImpl &getSelectorTableImpl(void *P) {
return *static_cast<SelectorTableImpl*>(P);
-//===--- Module.cpp - Describe a module -----------------------------------===//
+//===- Module.cpp - Describe a module -------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
#include "clang/Basic/CharInfo.h"
#include "clang/Basic/FileManager.h"
#include "clang/Basic/LangOptions.h"
+#include "clang/Basic/SourceLocation.h"
#include "clang/Basic/TargetInfo.h"
#include "llvm/ADT/ArrayRef.h"
#include "llvm/ADT/SmallVector.h"
+#include "llvm/ADT/StringMap.h"
+#include "llvm/ADT/StringRef.h"
#include "llvm/ADT/StringSwitch.h"
+#include "llvm/Support/Compiler.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/raw_ostream.h"
+#include <algorithm>
+#include <cassert>
+#include <functional>
+#include <string>
+#include <utility>
+#include <vector>
using namespace clang;
Module::Module(StringRef Name, SourceLocation DefinitionLoc, Module *Parent,
bool IsFramework, bool IsExplicit, unsigned VisibilityID)
- : Name(Name), DefinitionLoc(DefinitionLoc), Parent(Parent), Directory(),
- Umbrella(), ASTFile(nullptr), VisibilityID(VisibilityID),
- IsMissingRequirement(false), HasIncompatibleModuleFile(false),
- IsAvailable(true), IsFromModuleFile(false), IsFramework(IsFramework),
- IsExplicit(IsExplicit), IsSystem(false), IsExternC(false),
- IsInferred(false), InferSubmodules(false), InferExplicitSubmodules(false),
+ : Name(Name), DefinitionLoc(DefinitionLoc), Parent(Parent),
+ VisibilityID(VisibilityID), IsMissingRequirement(false),
+ HasIncompatibleModuleFile(false), IsAvailable(true),
+ IsFromModuleFile(false), IsFramework(IsFramework), IsExplicit(IsExplicit),
+ IsSystem(false), IsExternC(false), IsInferred(false),
+ InferSubmodules(false), InferExplicitSubmodules(false),
InferExportWildcard(false), ConfigMacrosExhaustive(false),
NoUndeclaredIncludes(false), NameVisibility(Hidden) {
if (Parent) {
const std::pair<std::string, SourceLocation> &IdComponent) {
return IdComponent.first;
}
+
static StringRef getModuleNameFromComponent(StringRef R) { return R; }
template<typename InputIter>
-//===--- SourceManager.cpp - Track and cache source files -----------------===//
+//===- SourceManager.cpp - Track and cache source files -------------------===//
//
// The LLVM Compiler Infrastructure
//
#include "clang/Basic/SourceManager.h"
#include "clang/Basic/Diagnostic.h"
#include "clang/Basic/FileManager.h"
+#include "clang/Basic/LLVM.h"
+#include "clang/Basic/SourceLocation.h"
#include "clang/Basic/SourceManagerInternals.h"
+#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/Optional.h"
+#include "llvm/ADT/None.h"
#include "llvm/ADT/STLExtras.h"
+#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringSwitch.h"
+#include "llvm/ADT/StringRef.h"
+#include "llvm/Support/Allocator.h"
#include "llvm/Support/Capacity.h"
#include "llvm/Support/Compiler.h"
+#include "llvm/Support/ErrorHandling.h"
+#include "llvm/Support/FileSystem.h"
+#include "llvm/Support/MathExtras.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/Path.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
-#include <cstring>
+#include <cassert>
+#include <cstddef>
+#include <cstdint>
+#include <memory>
+#include <tuple>
+#include <utility>
+#include <vector>
using namespace clang;
using namespace SrcMgr;
IncludeOffset));
}
-
/// FindNearestLineEntry - Find the line entry nearest to FID that is before
/// it. If there is no line entry before Offset in FID, return null.
const LineEntry *LineTableInfo::FindNearestLineEntry(FileID FID,
}
/// getLineTableFilenameID - Return the uniqued ID for the specified filename.
-///
unsigned SourceManager::getLineTableFilenameID(StringRef Name) {
return getLineTable().getLineTableFilenameID(Name);
}
SourceManager::SourceManager(DiagnosticsEngine &Diag, FileManager &FileMgr,
bool UserFilesAreVolatile)
- : Diag(Diag), FileMgr(FileMgr), OverridenFilesKeepOriginalName(true),
- UserFilesAreVolatile(UserFilesAreVolatile), FilesAreTransient(false),
- ExternalSLocEntries(nullptr), LineTable(nullptr), NumLinearScans(0),
- NumBinaryProbes(0) {
+ : Diag(Diag), FileMgr(FileMgr), UserFilesAreVolatile(UserFilesAreVolatile) {
clearIDTables();
Diag.setSourceManager(this);
}
// Use up FileID #0 as an invalid expansion.
NextLocalOffset = 0;
CurrentLoadedOffset = MaxLoadedOffset;
- createExpansionLoc(SourceLocation(),SourceLocation(),SourceLocation(), 1);
+ createExpansionLoc(SourceLocation(), SourceLocation(), SourceLocation(), 1);
}
void SourceManager::initializeForReplay(const SourceManager &Old) {
return Entry;
}
-
/// Create a new ContentCache for the specified memory buffer.
/// This does no caching.
const ContentCache *
// Find the FileID that contains this. "I" is an iterator that points to a
// FileID whose offset is known to be larger than SLocOffset.
unsigned NumProbes = 0;
- while (1) {
+ while (true) {
--I;
if (I->getOffset() <= SLocOffset) {
FileID Res = FileID::get(int(I - LocalSLocEntryTable.begin()));
// SLocOffset.
unsigned LessIndex = 0;
NumProbes = 0;
- while (1) {
+ while (true) {
bool Invalid = false;
unsigned MiddleIndex = (GreaterIndex-LessIndex)/2+LessIndex;
unsigned MidOffset = getLocalSLocEntry(MiddleIndex, &Invalid).getOffset();
unsigned GreaterIndex = I;
unsigned LessIndex = LoadedSLocEntryTable.size();
NumProbes = 0;
- while (1) {
+ while (true) {
++NumProbes;
unsigned MiddleIndex = (LessIndex - GreaterIndex) / 2 + GreaterIndex;
const SrcMgr::SLocEntry &E = getLoadedSLocEntry(MiddleIndex);
return Loc.getLocWithOffset(LocInfo.second);
}
-
/// getImmediateExpansionRange - Loc is required to be an expansion location.
/// Return the start/end of the expansion information.
std::pair<SourceLocation,SourceLocation>
return true;
}
-
//===----------------------------------------------------------------------===//
// Queries about the code at a SourceLocation.
//===----------------------------------------------------------------------===//
return Buffer->getBufferStart() + (CharDataInvalid? 0 : LocInfo.second);
}
-
/// getColumnNumber - Return the column # for the specified file position.
/// this is significantly cheaper to compute than the line number.
unsigned SourceManager::getColumnNumber(FileID FID, unsigned FilePos,
const unsigned char *Buf = (const unsigned char *)Buffer->getBufferStart();
const unsigned char *End = (const unsigned char *)Buffer->getBufferEnd();
unsigned Offs = 0;
- while (1) {
+ while (true) {
// Skip over the contents of the line.
const unsigned char *NextBuf = (const unsigned char *)Buf;
return getBuffer(getFileID(Loc), Invalid)->getBufferIdentifier();
}
-
/// getPresumedLoc - This method returns the "presumed" location of a
/// SourceLocation specifies. A "presumed location" can be modified by \#line
/// or GNU line marker directives. This provides a view on the data that a
MacroArgsCache.insert(std::make_pair(0, SourceLocation()));
int ID = FID.ID;
- while (1) {
+ while (true) {
++ID;
// Stop if there are no more FileIDs to check.
if (ID > 0) {
FileID SpellFID; // Current FileID in the spelling range.
unsigned SpellRelativeOffs;
std::tie(SpellFID, SpellRelativeOffs) = getDecomposedLoc(SpellLoc);
- while (1) {
+ while (true) {
const SLocEntry &Entry = getSLocEntry(SpellFID);
unsigned SpellFIDBeginOffs = Entry.getOffset();
unsigned SpellFIDSize = getFileIDSize(SpellFID);
++SpellFID.ID;
SpellRelativeOffs = 0;
}
-
}
assert(SpellLoc.isFileID());
// Uses IncludedLocMap to retrieve/cache the decomposed loc.
- typedef std::pair<FileID, unsigned> DecompTy;
- typedef llvm::DenseMap<FileID, DecompTy> MapTy;
+ using DecompTy = std::pair<FileID, unsigned>;
+ using MapTy = llvm::DenseMap<FileID, DecompTy>;
std::pair<MapTy::iterator, bool>
InsertOp = IncludedLocMap.insert(std::make_pair(FID, DecompTy()));
DecompTy &DecompLoc = InsertOp.first->second;
// of the other looking for a match.
// We use a map from FileID to Offset to store the chain. Easier than writing
// a custom set hash info that only depends on the first part of a pair.
- typedef llvm::SmallDenseMap<FileID, unsigned, 16> LocSet;
+ using LocSet = llvm::SmallDenseMap<FileID, unsigned, 16>;
LocSet LChain;
do {
LChain.insert(LOffs);
}
}
-ExternalSLocEntrySource::~ExternalSLocEntrySource() { }
+ExternalSLocEntrySource::~ExternalSLocEntrySource() = default;
/// Return the amount of memory used by memory buffers, breaking down
/// by heap-backed versus mmap'ed memory.
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