chiseltest.backends.treadle
This provides a mechanism to map between generic testers2 level annotations and any differences the backend may have in expressing their intent.
Currently the WriteVcd annotation must be mapped to Treadle's notion of that
the annotation list
(Since version FIRRTL 1.3) Due to confusion, 'dependents' is being renamed to 'optionalPrerequisiteOf'. Override the latter instead.
This provides a mechanism to map between generic testers2 level annotations and any differences the backend may have in expressing their intent.