distrib/share/tutorials/hitas/clock_gating/circuit.sdc

   1 create_clock -period 2800 -waveform { 0 1400 } CK
   2
   3 set_input_delay -min 0 -clock CK {EN* D*}
   4 set_input_delay -max 0 -clock CK {EN* D*}
   5 set_input_delay -min 0 -clock CK -clock_fall [all_inputs]
   6 set_input_delay -max 0 -clock CK -clock_fall [all_inputs]