s27.ratio
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	------------- normal 3T ---------------

	yosys> stat -liberty ./nem_liberty/nem_basic_yosys.lib

	14. Printing statistics.

	=== s27_nem ===

	Number of wires: 21
	Number of wire bits: 21
	Number of public wires: 12
	Number of public wire bits: 12
	Number of ports: 6
	Number of port bits: 6
	Number of memories: 0
	Number of memory bits: 0
	Number of processes: 0
	Number of cells: 16
	$scopeinfo 3
	D_FF 3
	and_3T 1
	inv_3T 3
	nand_3T 4
	nor_3T 2

	Area for cell type $scopeinfo is unknown!

	Chip area for module '\s27_nem': 84552.000000
	of which used for sequential elements: 60168.000000 (71.16%)

	------------- 4T ---------------

	yosys> stat -liberty ./nem_liberty/nem_basic_yosys_extended.lib

	14. Printing statistics.

	=== s27_nem ===

	Number of wires: 20
	Number of wire bits: 20
	Number of public wires: 12
	Number of public wire bits: 12
	Number of ports: 6
	Number of port bits: 6
	Number of memories: 0
	Number of memory bits: 0
	Number of processes: 0
	Number of cells: 15
	$scopeinfo 3
	D_FF 3
	and_4T 2
	and_not_4T 2
	inv_3T 2
	or_4T 2
	or_not_4T 1

	Area for cell type $scopeinfo is unknown!

	Chip area for module '\s27_nem': 71504.000000
	of which used for sequential elements: 60168.000000 (84.15%)

	------------- Muxig ---------------
	------------- Stats ---------------
	Area 3T: 84552.000000
	Area 4T: 71504.000000
	Ratio 4T->3T: .84568076449995269183%
	Area MUX:
	Ratio MUX->3T: %