// Generated by ac_shell v5.13-s045 on Fri Jun 25 14:17:07 MST 2004.

// Restrictions concerning the use of Ambit BuildGates are covered in the
// license agreement.  Distribution to third party EDA vendors is
// strictly prohibited.

module ctr(q, clk, r);

	output [3:0] q;
	input clk;
	input r;




	NOR2 i_10(.A(r), .B(q[0]), .Out(n_20));
	NAND2 i_7(.A(q[2]), .B(n_24), .Out(n_19));
	NOR2 i_6(.A(n_22), .B(n_39), .Out(n_18));
	NAND2 i_11(.A(q[1]), .B(n_20), .Out(n_17));
	NAND2 i_9(.A(n_21), .B(q_reg_1_inv), .Out(n_16));
	NAND2 i_8(.A(q[2]), .B(n_20), .Out(n_15));
	NAND2 i_5(.A(n_28), .B(n_26), .Out(n_14));
	NAND2 i_4(.A(n_27), .B(n_38), .Out(n_13));
	NOR2 i_17(.A(r), .B(q_reg_0_inv), .Out(n_21));
	NAND2 i_0(.A(q[1]), .B(q[0]), .Out(n_22));
	NOR2 i_168(.A(r), .B(q[2]), .Out(n_23));
	NOR2 i_15(.A(r), .B(q[1]), .Out(n_24));
	NOR2 i_14(.A(n_18), .B(n_40), .Out(n_25));
	NAND2 i_1(.A(q[2]), .B(n_37), .Out(n_26));
	NOR2 i_13(.A(q[3]), .B(r), .Out(n_27));
	NOR2 i_12(.A(r), .B(q_reg_3_inv), .Out(n_28));
	NAND2 i_2(.A(n_17), .B(n_16), .Out(\q_1[1] ));
	NAND2 i_3(.A(n_15), .B(n_25), .Out(\q_1[2] ));
	NAND2 i_41(.A(n_13), .B(n_14), .Out(\q_1[3] ));
	DFFPC_S q_reg_0(.CLK(clk), .DATA(n_20), .PrB(1'b1), .CLB(1'b1), .Q(q[0])
		, .QB(q_reg_0_inv));
	DFFPC_S q_reg_1(.CLK(clk), .DATA(\q_1[1] ), .PrB(1'b1), .CLB(1'b1), .Q(q
		[1]), .QB(q_reg_1_inv));
	DFFPC_S q_reg_2(.CLK(clk), .DATA(\q_1[2] ), .PrB(1'b1), .CLB(1'b1), .Q(q
		[2]));
	DFFPC_S q_reg_3(.CLK(clk), .DATA(\q_1[3] ), .PrB(1'b1), .CLB(1'b1), .Q(q
		[3]), .QB(q_reg_3_inv));
	INV i_67(.A(n_22), .Out(n_37));
	INV i_68(.A(n_26), .Out(n_38));
	INV i_69(.A(n_23), .Out(n_39));
	INV i_70(.A(n_19), .Out(n_40));
endmodule