evoapprox8b/adders_8/source_v/add8_163_pdk45.v at master · ehw-fit/evoapprox8b · GitHub

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// Library = EvoApprox8b
// Circuit = add8_163
// Area   (180) = 1272
// Delay  (180) = 1.040
// Power  (180) = 409.10
// Area   (45) = 88
// Delay  (45) = 0.410
// Power  (45) = 32.69
// Nodes = 28
// HD = 150656
// MAE = 1.93750
// MSE = 6.50000
// MRE = 1.04 %
// WCE = 7
// WCRE = 300 %
// EP = 81.2 %

module add8_163(A, B, O);
  input [7:0] A;
  input [7:0] B;
  output [8:0] O;
  wire [2031:0] N;

  assign N[0] = A[0];
  assign N[1] = A[0];
  assign N[2] = A[1];
  assign N[3] = A[1];
  assign N[4] = A[2];
  assign N[5] = A[2];
  assign N[6] = A[3];
  assign N[7] = A[3];
  assign N[8] = A[4];
  assign N[9] = A[4];
  assign N[10] = A[5];
  assign N[11] = A[5];
  assign N[12] = A[6];
  assign N[13] = A[6];
  assign N[14] = A[7];
  assign N[15] = A[7];
  assign N[16] = B[0];
  assign N[17] = B[0];
  assign N[18] = B[1];
  assign N[19] = B[1];
  assign N[20] = B[2];
  assign N[21] = B[2];
  assign N[22] = B[3];
  assign N[23] = B[3];
  assign N[24] = B[4];
  assign N[25] = B[4];
  assign N[26] = B[5];
  assign N[27] = B[5];
  assign N[28] = B[6];
  assign N[29] = B[6];
  assign N[30] = B[7];
  assign N[31] = B[7];

  OR2X1 n32(.A(N[12]), .B(N[28]), .Y(N[32]));
  assign N[33] = N[32];
  XNOR2X1 n48(.A(N[20]), .B(N[20]), .Y(N[48]));
  OR2X1 n50(.A(N[4]), .B(N[20]), .Y(N[50]));
  HAX1 n58(.A(N[6]), .B(N[22]), .YS(N[58]), .YC(N[59]));
  HAX1 n68(.A(N[8]), .B(N[24]), .YS(N[68]), .YC(N[69]));
  BUFX2 n76(.A(N[68]), .Y(N[76]));
  assign N[77] = N[76];
  HAX1 n78(.A(N[10]), .B(N[26]), .YS(N[78]), .YC(N[79]));
  BUFX2 n84(.A(N[59]), .Y(N[84]));
  assign N[85] = N[84];
  HAX1 n86(.A(N[12]), .B(N[28]), .YS(N[86]), .YC(N[87]));
  HAX1 n96(.A(N[14]), .B(N[30]), .YS(N[96]), .YC(N[97]));
  AND2X1 n134(.A(N[77]), .B(N[84]), .Y(N[134]));
  OR2X1 n152(.A(N[69]), .B(N[134]), .Y(N[152]));
  assign N[153] = N[152];
  AND2X1 n162(.A(N[33]), .B(N[79]), .Y(N[162]));
  AND2X1 n170(.A(N[86]), .B(N[78]), .Y(N[170]));
  assign N[171] = N[170];
  OR2X1 n180(.A(N[87]), .B(N[162]), .Y(N[180]));
  BUFX2 n198(.A(N[153]), .Y(N[198]));
  assign N[199] = N[198];
  AND2X1 n226(.A(N[78]), .B(N[199]), .Y(N[226]));
  assign N[227] = N[226];
  INVX1 n240(.A(N[85]), .Y(N[240]));
  OR2X1 n244(.A(N[79]), .B(N[227]), .Y(N[244]));
  assign N[245] = N[244];
  BUFX2 n252(.A(N[171]), .Y(N[252]));
  assign N[253] = N[252];
  AND2X1 n254(.A(N[253]), .B(N[198]), .Y(N[254]));
  OR2X1 n272(.A(N[180]), .B(N[254]), .Y(N[272]));
  BUFX2 n328(.A(N[245]), .Y(N[328]));
  XNOR2X1 n390(.A(N[240]), .B(N[77]), .Y(N[390]));
  assign N[391] = N[390];
  HAX1 n394(.A(N[78]), .B(N[198]), .YS(N[394]), .YC(N[395]));
  HAX1 n404(.A(N[86]), .B(N[328]), .YS(N[404]), .YC(N[405]));
  HAX1 n412(.A(N[96]), .B(N[272]), .YS(N[412]), .YC(N[413]));
  OR2X1 n422(.A(N[97]), .B(N[413]), .Y(N[422]));

  assign O[0] = N[48];
  assign O[1] = N[48];
  assign O[2] = N[50];
  assign O[3] = N[58];
  assign O[4] = N[391];
  assign O[5] = N[394];
  assign O[6] = N[404];
  assign O[7] = N[412];
  assign O[8] = N[422];

endmodule