Running the place_opt command to perform timing-driven and power-driven placement. 3. Clock Tree Synthesis (CTS)

Shifts cells slightly onto the absolute legal cell grid rows, removing any illegal overlaps or boundary violations. Primary Execution Command:

The physical design flow in ICC follows a deterministic, stage-by-stage progression. Missing a step or executing it poorly early on will severely degrade your final PPA.

The is the single source of truth for Physical Design. Keep a copy on your local desktop, learn how to search it for error codes, and—for the love of Moore’s Law—make sure you are using the right version (ICC1 vs. ICC2).