/*** * 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% = 3.97 % // MAE = 162 // WCE% = 18.63 % // WCE = 763 // WCRE% = 106.25 % // EP% = 93.09 % // MRE% = 39.63 % // MSE = 43327 // PDK45_PWR = 0.010 mW // PDK45_AREA = 48.3 um2 // PDK45_DELAY = 0.26 ns #include #include uint64_t mul8x4u_3UF(const uint64_t A,const uint64_t B) { uint64_t dout_27, dout_68, dout_69, dout_97, dout_104, dout_112, dout_113, dout_114, dout_141, dout_142, dout_144, dout_145, dout_147, dout_148, dout_149, dout_150, dout_151; uint64_t O; dout_27=((A >> 7)&1)&((B >> 1)&1); dout_68=((A >> 6)&1)&((B >> 2)&1); dout_69=((A >> 7)&1)&((B >> 2)&1); dout_97=dout_27^dout_68; dout_104=dout_27&dout_68; dout_112=((A >> 5)&1)&((B >> 3)&1); dout_113=((A >> 6)&1)&((B >> 3)&1); dout_114=((A >> 7)&1)&((B >> 3)&1); dout_141=dout_113|dout_112; dout_142=dout_69|dout_113; dout_144=dout_142&dout_141; dout_145=dout_142^dout_141; dout_147=dout_104^dout_114; dout_148=dout_104&dout_114; dout_149=((A >> 7)&1)&dout_144; dout_150=dout_147^dout_144; dout_151=dout_148|dout_149; O = 0; O |= (0&1) << 0; O |= (dout_104&1) << 1; O |= (dout_27&1) << 2; O |= (dout_151&1) << 3; O |= (dout_112&1) << 4; O |= (dout_69&1) << 5; O |= (dout_97&1) << 6; O |= (dout_69&1) << 7; O |= (dout_97&1) << 8; O |= (dout_145&1) << 9; O |= (dout_150&1) << 10; O |= (dout_151&1) << 11; return O; }