/*** * 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% = 0.23 % // MAE = 2.3 // WCE% = 0.88 % // WCE = 9.0 // WCRE% = 100.00 % // EP% = 64.06 % // MRE% = 4.34 % // MSE = 12 // PDK45_PWR = 0.022 mW // PDK45_AREA = 83.1 um2 // PDK45_DELAY = 0.47 ns #include #include uint64_t mul8x2u_0CY(const uint64_t A,const uint64_t B) { uint64_t dout_11, dout_12, dout_13, dout_14, dout_16, dout_17, dout_18, dout_21, dout_22, dout_23, dout_24, dout_26, dout_27, dout_31, dout_33, dout_34, dout_36, dout_39, dout_42, dout_43, dout_44, dout_45, dout_47, dout_48, dout_49, dout_50, dout_51, dout_52, dout_53, dout_55, dout_56, dout_57, dout_58, dout_59; uint64_t O; dout_11=((A >> 5)&1)&((B >> 0)&1); dout_12=((A >> 4)&1)&((B >> 1)&1); dout_13=((A >> 3)&1)&((B >> 0)&1); dout_14=((A >> 4)&1)&((B >> 0)&1); dout_16=((A >> 6)&1)&((B >> 0)&1); dout_17=((A >> 7)&1)&((B >> 0)&1); dout_18=((A >> 7)&1)&((B >> 1)&1); dout_21=((A >> 3)&1)&((B >> 1)&1); dout_22=dout_21^dout_14; dout_23=((A >> 5)&1)&((B >> 1)&1); dout_24=((A >> 6)&1)&((B >> 1)&1); dout_26=((B >> 1)&1)&((A >> 2)&1); dout_27=dout_14&dout_21; dout_31=dout_17&dout_24; dout_33=dout_13|dout_26; dout_34=dout_13&dout_26; dout_36=dout_11&dout_12; dout_39=dout_22^dout_34; dout_42=dout_27|dout_34; dout_43=dout_11^dout_12; dout_44=dout_42^dout_43; dout_45=dout_43&dout_42; dout_47=dout_36|dout_45; dout_48=dout_16^dout_23; dout_49=dout_16&dout_23; dout_50=dout_48&dout_47; dout_51=dout_48^dout_47; dout_52=dout_49|dout_50; dout_53=dout_17^dout_24; dout_55=dout_53&dout_52; dout_56=dout_53^dout_52; dout_57=dout_31|dout_55; dout_58=dout_57&((A >> 7)&1); dout_59=dout_57^dout_18; O = 0; O |= (dout_21&1) << 0; O |= (0&1) << 1; O |= (dout_33&1) << 2; O |= (dout_33&1) << 3; O |= (dout_39&1) << 4; O |= (dout_44&1) << 5; O |= (dout_51&1) << 6; O |= (dout_56&1) << 7; O |= (dout_59&1) << 8; O |= (dout_58&1) << 9; return O; }