109 getFileAux(const Twine &Filename, int64_t FileSize, uint64_t MapSize,
155 MemoryBuffer::getFileSlice(const Twine &FilePath, uint64_t MapSize,  in getFileSlice()  argument
157   return getFileAux<MemoryBuffer>(FilePath, -1, MapSize, Offset, false,  in getFileSlice()
239                 uint64_t MapSize, int64_t Offset, bool RequiresNullTerminator,
244 getFileAux(const Twine &Filename, int64_t FileSize, uint64_t MapSize,  in getFileAux()  argument
252   auto Ret = getOpenFileImpl<MB>(FD, Filename, FileSize, MapSize, Offset,  in getFileAux()
267 WritableMemoryBuffer::getFileSlice(const Twine &Filename, uint64_t MapSize,  in getFileSlice()  argument
269   return getFileAux<WritableMemoryBuffer>(Filename, -1, MapSize, Offset, false,  in getFileSlice()
310                           size_t MapSize,  in shouldUseMmap()  argument
323   if (MapSize < 4 * 4096 || MapSize < (unsigned)PageSize)  in shouldUseMmap()
342   size_t End = Offset + MapSize;  in shouldUseMmap()
364 getReadWriteFile(const Twine &Filename, uint64_t FileSize, uint64_t MapSize,  in getReadWriteFile()  argument
374   if (MapSize == uint64_t(-1)) {  in getReadWriteFile()
392     MapSize = FileSize;  in getReadWriteFile()
397           MemoryBufferMMapFile<WriteThroughMemoryBuffer>(false, FD, MapSize,  in getReadWriteFile()
411 WriteThroughMemoryBuffer::getFileSlice(const Twine &Filename, uint64_t MapSize,  in getFileSlice()  argument
413   return getReadWriteFile(Filename, -1, MapSize, Offset);  in getFileSlice()
419                 uint64_t MapSize, int64_t Offset, bool RequiresNullTerminator,  in getOpenFileImpl()  argument
424   if (MapSize == uint64_t(-1)) {  in getOpenFileImpl()
443     MapSize = FileSize;  in getOpenFileImpl()
446   if (shouldUseMmap(FD, FileSize, MapSize, Offset, RequiresNullTerminator,  in getOpenFileImpl()
451             RequiresNullTerminator, FD, MapSize, Offset, EC));  in getOpenFileImpl()
456   auto Buf = WritableMemoryBuffer::getNewUninitMemBuffer(MapSize, Filename);  in getOpenFileImpl()
465   size_t BytesLeft = MapSize;  in getOpenFileImpl()
474                                             MapSize - BytesLeft + Offset);  in getOpenFileImpl()
501 MemoryBuffer::getOpenFileSlice(int FD, const Twine &Filename, uint64_t MapSize,  in getOpenFileSlice()  argument
503   assert(MapSize != uint64_t(-1));  in getOpenFileSlice()
504   return getOpenFileImpl<MemoryBuffer>(FD, Filename, -1, MapSize, Offset, false,  in getOpenFileSlice()