passes to identify input and output ports of cells. The Verilog backend
also does not output blackbox modules on default.
-- The ``dynports'' attribute is used by the Verilog front-end to mark modules
+- The ``dynports`` attribute is used by the Verilog front-end to mark modules
that have ports with a width that depends on a parameter.
-- The ``hdlname'' attribute is used by some passes to document the original
+- The ``hdlname`` attribute is used by some passes to document the original
(HDL) name of a module when renaming a module.
- The ``keep`` attribute on cells and wires is used to mark objects that should