EvoApproxLib^LITE

/***
* This code is a part of EvoApproxLib library (ehw.fit.vutbr.cz/approxlib) distributed under The MIT License.
* When used, please cite the following article(s): V. Mrazek, L. Sekanina, Z. Vasicek "Libraries of Approximate Circuits: Automated Design and Application in CNN Accelerators" IEEE Journal on Emerging and Selected Topics in Circuits and Systems, Vol 10, No 4, 2020 
* This file contains a circuit from a sub-set of pareto optimal circuits with respect to the pwr and mae parameters
***/
// MAE% = 0.16 %
// MAE = 0.2 
// WCE% = 1.56 %
// WCE = 2.0 
// WCRE% = 100.00 %
// EP% = 12.50 %
// MRE% = 1.29 %
// MSE = 0.5 
// PDK45_PWR = 0.033 mW
// PDK45_AREA = 74.1 um2
// PDK45_DELAY = 0.62 ns

module add8s_8XJ (
    A,
    B,
    O
);

input [7:0] A;
input [7:0] B;
output [7:0] O;

wire sig_16,sig_17,sig_18,sig_19,sig_20,sig_21,sig_22,sig_23,sig_24,sig_25,sig_26,sig_27,sig_28,sig_29,sig_30,sig_31,sig_32,sig_33,sig_34,sig_35;
wire sig_36,sig_37,sig_38,sig_39,sig_40,sig_41,sig_42,sig_43,sig_44,sig_45,sig_46,sig_47,sig_48,sig_49,sig_50,sig_51,sig_52,sig_53,sig_54,sig_55;
wire sig_56,sig_57,sig_58,sig_59,sig_60,sig_61;

assign sig_16 = A[0] & B[0];
assign sig_17 = A[0] ^ B[0];
assign sig_18 = A[1] & B[1];
assign sig_19 = A[1] ^ B[1];
assign sig_20 = A[2] & B[2];
assign sig_21 = A[2] ^ B[2];
assign sig_22 = A[3] & B[3];
assign sig_23 = A[3] ^ B[3];
assign sig_24 = A[4] & B[4];
assign sig_25 = A[4] ^ B[4];
assign sig_26 = A[5] & B[5];
assign sig_27 = A[5] ^ B[5];
assign sig_28 = A[6] & B[6];
assign sig_29 = A[6] ^ B[6];
assign sig_30 = A[7] ^ B[7];
assign sig_31 = sig_21 & sig_18;
assign sig_32 = sig_21 & sig_19;
assign sig_33 = sig_20 | sig_31;
assign sig_34 = sig_25 & sig_22;
assign sig_35 = sig_25 & sig_23;
assign sig_36 = sig_24 | sig_34;
assign sig_37 = sig_29 & sig_26;
assign sig_38 = sig_29 & sig_27;
assign sig_39 = sig_28 | sig_37;
assign sig_40 = sig_32 & sig_16;
assign sig_41 = sig_33 | sig_40;
assign sig_42 = sig_38 & sig_36;
assign sig_43 = sig_38 & sig_35;
assign sig_44 = sig_39 | sig_42;
assign sig_45 = sig_43 & sig_41;
assign sig_46 = sig_44 | sig_45;
assign sig_47 = sig_35 & sig_41;
assign sig_48 = sig_36 | sig_47;
assign sig_49 = sig_19 & sig_16;
assign sig_50 = sig_18 | sig_49;
assign sig_51 = sig_23 & sig_41;
assign sig_52 = sig_22 | sig_51;
assign sig_53 = sig_27 & sig_48;
assign sig_54 = sig_26 | sig_53;
assign sig_55 = sig_19 ^ sig_49;
assign sig_56 = sig_21 ^ sig_50;
assign sig_57 = sig_23 ^ sig_41;
assign sig_58 = sig_25 ^ sig_52;
assign sig_59 = sig_27 ^ sig_48;
assign sig_60 = sig_29 ^ sig_54;
assign sig_61 = sig_30 ^ sig_46;

assign O[7] = sig_61;
assign O[6] = sig_60;
assign O[5] = sig_59;
assign O[4] = sig_58;
assign O[3] = sig_57;
assign O[2] = sig_56;
assign O[1] = sig_55;
assign O[0] = sig_17;

endmodule