/*** * 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 mse parameters ***/ // MAE% = 7.42 % // MAE = 19 // WCE% = 25.00 % // WCE = 64 // WCRE% = 6300.00 % // EP% = 98.45 % // MRE% = 67.81 % // MSE = 545 // PDK45_PWR = 0.0042 mW // PDK45_AREA = 11.7 um2 // PDK45_DELAY = 0.13 ns #include #include uint64_t add8se_8PD(const uint64_t B,const uint64_t A) { uint64_t dout_26, dout_30, dout_31, dout_32, dout_57, dout_58, dout_65, dout_66; uint64_t O; dout_26=((B >> 6)&1)^0xFFFFFFFFFFFFFFFFU; dout_30=((A >> 7)&1)&((B >> 7)&1); dout_31=((A >> 7)&1)^((B >> 7)&1); dout_32=((A >> 7)&1)^((B >> 7)&1); dout_57=dout_31&((B >> 6)&1); dout_58=dout_30|dout_57; dout_65=dout_31^((B >> 6)&1); dout_66=dout_32^dout_58; O = 0; O |= (((A >> 6)&1)&1) << 0; O |= (((A >> 6)&1)&1) << 1; O |= (((B >> 5)&1)&1) << 2; O |= (((B >> 5)&1)&1) << 3; O |= (((A >> 5)&1)&1) << 4; O |= (((A >> 6)&1)&1) << 5; O |= (dout_26&1) << 6; O |= (dout_65&1) << 7; O |= (dout_66&1) << 8; return O; }