------------- normal 3T --------------- yosys> stat -liberty ./nem_liberty/nem_basic_yosys.lib 14. Printing statistics. === s1423_nem === Number of wires: 571 Number of wire bits: 571 Number of public wires: 186 Number of public wire bits: 186 Number of ports: 23 Number of port bits: 23 Number of memories: 0 Number of memory bits: 0 Number of processes: 0 Number of cells: 553 $scopeinfo 74 D_FF 74 and_3T 43 inv_3T 37 mux_4T 27 nand_3T 87 nor_3T 174 or_3T 22 xnor_3T 12 xor_3T 3 Area for cell type $scopeinfo is unknown! Chip area for module '\s1423_nem': 2732480.000000 of which used for sequential elements: 1484144.000000 (54.31%) ------------- 4T --------------- yosys> stat -liberty ./nem_liberty/nem_basic_yosys_extended.lib 14. Printing statistics. === s1423_nem === Number of wires: 527 Number of wire bits: 527 Number of public wires: 186 Number of public wire bits: 186 Number of ports: 23 Number of port bits: 23 Number of memories: 0 Number of memory bits: 0 Number of processes: 0 Number of cells: 509 $scopeinfo 74 D_FF 74 and_4T 141 and_not_4T 54 inv_3T 5 mux_4T 27 nand_4T 1 or_4T 85 or_not_4T 23 xnor_4T 13 xor_4T 12 Area for cell type $scopeinfo is unknown! Chip area for module '\s1423_nem': 1978632.000000 of which used for sequential elements: 1484144.000000 (75.01%) ------------- Muxig --------------- ------------- Stats --------------- Area 3T: 2732480.000000 Area 4T: 1978632.000000 Ratio 4T->3T: .72411582152476870827% Area MUX: Ratio MUX->3T: %