24. The computer program product of claim 22 , wherein the act of referencing the power data file comprises: creating nets or the multiple power domains; and associating respective instances, ports, or pins with the nets or the multiple power domains.
24. The computer program product of claim 22 , wherein the act of referencing the power data file comprises: creating nets or the multiple power domains; and associating respective instances, ports, or pins with the nets or the multiple power domains. 25. The computer program product of claim 24 , wherein the act of referencing the power data file comprises: specifying implementation of the multiple power domains, wherein the act of referencing the power data file comprises: specifying or causing to specify the connectivity information between one or more pins and a global net.