The following figure shows an example report from Report Design Analysis in Complexity Mode that reports up to one level of hierarchy from the top module.
Tcl Command:
report_design_analysis -complexity -hierarchical_depth 1
Figure 1. Complexity Analysis at the Top Level and Hierarchical Depth of 1
Note: Column filtering can be enabled to simplify the
navigation of the report by right clicking on one of the table headers. Column filters can be
combined to reduce the report when a high number of hierarchies are reported.