# Dynamic libraries and symbols

These functions tell LLVM how to resolve external symbols referred from compiled LLVM code.

- llvmlite.binding.add_symbol(name, address)

    Register the address of global symbol name, for use from LLVM-compiled functions.

- llvmlite.binding.address_of_symbol(name)

    Get the in-process address of symbol name. An integer is returned, or `None` if the symbol is not found.

- llvmlite.binding.load_library_permanently(filename)

    Load an external shared library. filename is the path to the shared library file.