lib/Basic/SourceManager.cpp

197 void LineTableInfo::AddLineNote(FileID FID, unsigned Offset,
228 void LineTableInfo::AddLineNote(FileID FID, unsigned Offset,
262 const LineEntry *LineTableInfo::FindNearestLineEntry(FileID FID,
281 void LineTableInfo::AddEntry(FileID FID,
295 /// AddLineNote - Add a line note to the line table for the FileID and offset
300   std::pair<FileID, unsigned> LocInfo = getDecomposedExpansionLoc(Loc);
330   std::pair<FileID, unsigned> LocInfo = getDecomposedExpansionLoc(Loc);
407   for (llvm::DenseMap<FileID, MacroArgsMap *>::iterator
414   MainFileID = FileID();
418   LastLineNoFileIDQuery = FileID();
420   LastFileIDLookup = FileID();
425   // Use up FileID #0 as an invalid expansion.
539 /// \brief Returns the previous in-order FileID or an invalid FileID if there
541 FileID SourceManager::getPreviousFileID(FileID FID) const {
543     return FileID();
547     return FileID();
551       return FileID();
553     return FileID();
556   return FileID::get(ID-1);
559 /// \brief Returns the next in-order FileID or an invalid FileID if there is
561 FileID SourceManager::getNextFileID(FileID FID) const {
563     return FileID();
568       return FileID();
570     return FileID();
573   return FileID::get(ID+1);
577 // Methods to create new FileID's and macro expansions.
580 /// createFileID - Create a new FileID for the specified ContentCache and
583 FileID SourceManager::createFileID(const ContentCache *File,
588     assert(LoadedID != -1 && "Loading sentinel FileID");
590     assert(Index < LoadedSLocEntryTable.size() && "FileID out of range");
591     assert(!SLocEntryLoaded[Index] && "FileID already loaded");
595     return FileID::get(LoadedID);
610   FileID FID = FileID::get(LocalSLocEntryTable.size()-1);
641     assert(LoadedID != -1 && "Loading sentinel FileID");
643     assert(Index < LoadedSLocEntryTable.size() && "FileID out of range");
644     assert(!SLocEntryLoaded[Index] && "FileID already loaded");
702 StringRef SourceManager::getBufferData(FileID FID, bool *Invalid) const {
727 /// \brief Return the FileID for a SourceLocation.
732 FileID SourceManager::getFileIDSlow(unsigned SLocOffset) const {
734     return FileID::get(0);
743 /// \brief Return the FileID for a SourceLocation with a low offset.
747 FileID SourceManager::getFileIDLocal(unsigned SLocOffset) const {
751   // behavior: 1) a lot of searched FileID's are "near" the cached file
760   // most newly created FileID.
772   // Find the FileID that contains this.  "I" is an iterator that points to a
773   // FileID whose offset is known to be larger than SLocOffset.
778       FileID Res = FileID::get(int(I - LocalSLocEntryTable.begin()));
781       // FileID lookups.
795   // We know that the offset corresponding to the FileID is is less than
804       return FileID::get(0);
818     if (isOffsetInFileID(FileID::get(MiddleIndex), SLocOffset)) {
819       FileID Res = FileID::get(MiddleIndex);
822       // across FileID lookups.
834 /// \brief Return the FileID for a SourceLocation with a high offset.
838 FileID SourceManager::getFileIDLoaded(unsigned SLocOffset) const {
842     return FileID();
861       FileID Res = FileID::get(-int(I) - 2);
881       return FileID(); // invalid entry.
889         return FileID();
895     if (isOffsetInFileID(FileID::get(-int(MiddleIndex) - 2), SLocOffset)) {
896       FileID Res = FileID::get(-int(MiddleIndex) - 2);
906       return FileID();
929     std::pair<FileID, unsigned> LocInfo = getDecomposedLoc(Loc);
947 std::pair<FileID, unsigned>
951   FileID FID;
965 std::pair<FileID, unsigned>
969   FileID FID;
989   std::pair<FileID, unsigned> LocInfo = getDecomposedLoc(Loc);
1025   FileID FID = getFileID(Loc);
1033   FileID FID = getFileID(Loc);
1042   std::pair<FileID, unsigned> DecompLoc = getDecomposedLoc(Loc);
1054     // For macro argument expansions, check if the previous FileID is part of
1057     FileID PrevFID = getPreviousFileID(DecompLoc.first);
1077   FileID FID = getFileID(Loc);
1089     // For macro argument expansions, check if the next FileID is part of the
1092     FileID NextFID = getNextFileID(FID);
1120   std::pair<FileID, unsigned> LocInfo = getDecomposedSpellingLoc(SL);
1142 unsigned SourceManager::getColumnNumber(FileID FID, unsigned FilePos,
1190   std::pair<FileID, unsigned> LocInfo = getDecomposedSpellingLoc(Loc);
1197   std::pair<FileID, unsigned> LocInfo = getDecomposedExpansionLoc(Loc);
1301 unsigned SourceManager::getLineNumber(FileID FID, unsigned FilePos,
1423   std::pair<FileID, unsigned> LocInfo = getDecomposedSpellingLoc(Loc);
1429   std::pair<FileID, unsigned> LocInfo = getDecomposedExpansionLoc(Loc);
1449   std::pair<FileID, unsigned> LocInfo = getDecomposedExpansionLoc(Loc);
1497   std::pair<FileID, unsigned> LocInfo = getDecomposedExpansionLoc(Loc);
1567   std::pair<FileID, unsigned> LocInfo = getDecomposedExpansionLoc(Loc);
1587 unsigned SourceManager::getFileIDSize(FileID FID) const {
1600     NextOffset = getSLocEntry(FileID::get(ID+1)).getOffset();
1635   FileID FirstFID = translateFile(SourceFile);
1639 /// \brief Get the FileID for the given file.
1641 /// If the source file is included multiple times, the FileID will be the
1643 FileID SourceManager::translateFile(const FileEntry *SourceFile) const {
1647   FileID FirstFID;
1657       return FileID();
1694         return FileID();
1699         FirstFID = FileID::get(I);
1710           FirstFID = FileID::get(-int(I) - 2);
1726       FileID IFileID;
1730         return FileID();
1741               FirstFID = FileID::get(I);
1757 SourceLocation SourceManager::translateLineCol(FileID FID,
1824                                           FileID FID) const {
1875                                  getFileIDSize(FileID::get(ID)));
1881                                          FileID FID,
1890     // consecutive FileID entries. Go through each entry contained in the
1894     FileID SpellFID; // Current FileID in the spelling range.
1915         return; // we covered all FileID entries in the spelling range.
1917       // Move to the next FileID entry in the spelling range.
1940   // and we found a new macro FileID that lexed from offet 105 with length 3,
1973   FileID FID;
1995 std::pair<FileID, unsigned>
1996 SourceManager::getDecomposedIncludedLoc(FileID FID) const {
1998     return std::make_pair(FileID(), 0);
2002   typedef std::pair<FileID, unsigned> DecompTy;
2003   typedef llvm::DenseMap<FileID, DecompTy> MapTy;
2030 static bool MoveUpIncludeHierarchy(std::pair<FileID, unsigned> &Loc,
2032   std::pair<FileID, unsigned> UpperLoc = SM.getDecomposedIncludedLoc(Loc.first);
2042 InBeforeInTUCacheEntry &SourceManager::getInBeforeInTUCache(FileID LFID,
2043                                                             FileID RFID) const {
2075   std::pair<FileID, unsigned> LOffs = getDecomposedLoc(LHS);
2076   std::pair<FileID, unsigned> ROffs = getDecomposedLoc(RHS);
2078   // getDecomposedLoc may have failed to return a valid FileID because, e.g. it
2105   // We use a map from FileID to Offset to store the chain. Easier than writing
2107   typedef llvm::SmallDenseMap<FileID, unsigned, 16> LocSet;
2171   llvm::errs() << "FileID scans: " << NumLinearScans << " linear, "