/*** * 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 mre parameters ***/ // MAE% = 4.90 % // MAE = 50 // WCE% = 15.53 % // WCE = 159 // WCRE% = 100.00 % // EP% = 74.22 % // MRE% = 43.01 % // MSE = 5217 // PDK45_PWR = 0.0021 mW // PDK45_AREA = 15.5 um2 // PDK45_DELAY = 0.10 ns #include #include uint64_t mul8x2u_16T(const uint64_t A,const uint64_t B) { uint64_t dout_38, dout_51, dout_52, dout_69, dout_74, dout_78, dout_92; uint64_t O; dout_38=((A >> 6)&1)&((B >> 1)&1); dout_51=((A >> 6)&1)&((B >> 0)&1); dout_52=((A >> 7)&1)&((B >> 1)&1); dout_69=dout_52&((B >> 0)&1); dout_74=((A >> 5)&1)&((B >> 0)&1); dout_78=((B >> 1)&1)&((A >> 7)&1); dout_92=dout_78^dout_69; O = 0; O |= (dout_78&1) << 0; O |= (dout_38&1) << 1; O |= (0&1) << 2; O |= (0&1) << 3; O |= (dout_38&1) << 4; O |= (dout_74&1) << 5; O |= (dout_51&1) << 6; O |= (dout_38&1) << 7; O |= (dout_92&1) << 8; O |= (dout_69&1) << 9; return O; }