input_maxload                                      Sets an upper limit on
                                                   the actual load of the
                                                   driver of an input port.
                                                   To specify bidirectional
                                                   I/Os, specify the same
                                                   port name for both
                                                   input_maxload and
                                                   output_load values.
 maxload_value                                       floating-point value
 [ -g | port_list ]                                  Applies constraint
                                                     globally or to inputs in
                                                     a moduleinstance/all
                                                     inputs at the current
                                                     scope
