check_design > reports/check_design.rpt
# 2. Define Design Library define_design_lib WORK -path ./WORK synopsys design compiler tutorial 2021
sh mkdir -p $work_dir $report_dir $db_dir check_design > reports/check_design
Without constraints, DC produces a minimal-area, slow-as-molasses netlist. For 2021, use the SDC (Synopsys Design Constraints) format. DC produces a minimal-area
After the first compile, check worst negative slack (WNS). If negative, run an incremental compile: