/*** * 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 mae parameters ***/ // MAE% = 0.32 % // MAE = 3.2 // WCE% = 1.46 % // WCE = 15 // WCRE% = 100.00 % // EP% = 65.62 % // MRE% = 6.33 % // MSE = 23 // PDK45_PWR = 0.018 mW // PDK45_AREA = 67.1 um2 // PDK45_DELAY = 0.46 ns #include #include uint64_t mul8x2u_0VN(const uint64_t A,const uint64_t B) { uint64_t dout_13, dout_14, dout_15, dout_16, dout_17, dout_20, dout_21, dout_22, dout_23, dout_24, dout_25, dout_34, dout_38, dout_41, dout_42, dout_43, dout_44, dout_45, dout_46, dout_47, dout_48, dout_49, dout_50, dout_51, dout_52, dout_53, dout_54, dout_55, dout_56, dout_57, dout_58, dout_59; uint64_t O; dout_13=((A >> 3)&1)&((B >> 0)&1); dout_14=((A >> 4)&1)&((B >> 0)&1); 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_20=((A >> 2)&1)&((B >> 1)&1); dout_21=((A >> 3)&1)&((B >> 1)&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_34=dout_13&((B >> 1)&1); dout_38=dout_14^dout_21; dout_41=dout_38^dout_34; dout_42=((B >> 0)&1)&dout_34; dout_43=dout_15^dout_22; dout_44=dout_15&dout_22; dout_45=dout_43&dout_34; dout_46=dout_43^dout_42; dout_47=dout_44|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_54=dout_17&dout_24; dout_55=dout_53&dout_52; dout_56=dout_53^dout_52; dout_57=dout_54|dout_55; dout_58=dout_57&((A >> 7)&1); dout_59=dout_57^dout_25; O = 0; O |= (0&1) << 0; O |= (dout_51&1) << 1; O |= (dout_14&1) << 2; O |= (dout_20&1) << 3; O |= (dout_41&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; }