201   MemoryBufferMMapFile(bool RequiresNullTerminator, sys::fs::file_t FD, uint64_t Len,  in MemoryBufferMMapFile()  argument
203       : MFR(FD, Mapmode<MB>, getLegalMapSize(Len, Offset),  in MemoryBufferMMapFile()
227 getMemoryBufferForStream(sys::fs::file_t FD, const Twine &BufferName) {  in getMemoryBufferForStream()  argument
234         FD, makeMutableArrayRef(Buffer.end(), ChunkSize));  in getMemoryBufferForStream()
254 getOpenFileImpl(sys::fs::file_t FD, const Twine &Filename, uint64_t FileSize,
266   sys::fs::file_t FD = *FDOrErr;  in getFileAux()  local
267   auto Ret = getOpenFileImpl<MB>(FD, Filename, /*FileSize=*/-1, MapSize, Offset,  in getFileAux()
269   sys::fs::closeFile(FD);  in getFileAux()
323 static bool shouldUseMmap(sys::fs::file_t FD,  in shouldUseMmap()  argument
350     if (sys::fs::status(FD, Status))  in shouldUseMmap()
385   sys::fs::file_t FD = *FDOrErr;  in getReadWriteFile()  local
393       std::error_code EC = sys::fs::status(FD, Status);  in getReadWriteFile()
412           MemoryBufferMMapFile<WriteThroughMemoryBuffer>(false, FD, MapSize,  in getReadWriteFile()
433 getOpenFileImpl(sys::fs::file_t FD, const Twine &Filename, uint64_t FileSize,  in getOpenFileImpl()  argument
444       std::error_code EC = sys::fs::status(FD, Status);  in getOpenFileImpl()
454         return getMemoryBufferForStream(FD, Filename);  in getOpenFileImpl()
461   if (shouldUseMmap(FD, FileSize, MapSize, Offset, RequiresNullTerminator,  in getOpenFileImpl()
466             RequiresNullTerminator, FD, MapSize, Offset, EC));  in getOpenFileImpl()
473   if (auto EC = llvm::enableAutoConversion(FD))  in getOpenFileImpl()
488         sys::fs::readNativeFileSlice(FD, ToRead, Offset);  in getOpenFileImpl()
503 MemoryBuffer::getOpenFile(sys::fs::file_t FD, const Twine &Filename, uint64_t FileSize,  in getOpenFile()  argument
505   return getOpenFileImpl<MemoryBuffer>(FD, Filename, FileSize, FileSize, 0,  in getOpenFile()
510 MemoryBuffer::getOpenFileSlice(sys::fs::file_t FD, const Twine &Filename, uint64_t MapSize,  in getOpenFileSlice()  argument
513   return getOpenFileImpl<MemoryBuffer>(FD, Filename, -1, MapSize, Offset, false,  in getOpenFileSlice()
533   sys::fs::file_t FD = *FDOrErr;  in getFileAsStream()  local
535       getMemoryBufferForStream(FD, Filename);  in getFileAsStream()
536   sys::fs::closeFile(FD);  in getFileAsStream()