/*** * 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% = 0.83 % // MAE = 8.5 // WCE% = 4.39 % // WCE = 45 // WCRE% = 100.00 % // EP% = 71.78 % // MRE% = 11.82 % // MSE = 168 // PDK45_PWR = 0.012 mW // PDK45_AREA = 47.4 um2 // PDK45_DELAY = 0.30 ns #include #include uint64_t mul8x2u_00J(const uint64_t A,const uint64_t B) { uint64_t dout_15, dout_16, dout_17, dout_21, dout_22, dout_23, dout_24, dout_25, dout_43, dout_44, dout_45, dout_46, dout_48, dout_51, dout_53, dout_54, dout_55, dout_56, dout_57, dout_58, dout_59; uint64_t O; dout_15=((A >> 5)&1)&((B >> 0)&1); dout_16=((A >> 6)&1)&((B >> 0)&1); dout_17=((A >> 7)&1)&((B >> 0)&1); dout_21=((A >> 4)&1)&((B >> 0)&1); dout_22=((A >> 4)&1)&((B >> 1)&1); dout_23=((A >> 5)&1)&((B >> 1)&1); dout_24=((A >> 6)&1)&((B >> 1)&1); dout_25=((A >> 7)&1)&((B >> 1)&1); dout_43=dout_15|dout_22; dout_44=dout_15&((B >> 1)&1); dout_45=dout_23&dout_15; dout_46=dout_43^dout_45; dout_48=dout_16^dout_23; dout_51=dout_48^dout_45; dout_53=dout_17^dout_24; dout_54=dout_17&dout_24; dout_55=dout_53&dout_44; dout_56=dout_53^dout_45; dout_57=dout_54|dout_55; dout_58=dout_57&dout_25; dout_59=dout_57^dout_25; O = 0; O |= (dout_23&1) << 0; O |= (dout_59&1) << 1; O |= (dout_51&1) << 2; O |= (dout_21&1) << 3; O |= (dout_21&1) << 4; O |= (dout_46&1) << 5; O |= (dout_51&1) << 6; O |= (dout_56&1) << 7; O |= (dout_59&1) << 8; O |= (dout_58&1) << 9; return O; }