/*** * 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% = 3.70 % // MAE = 303 // WCE% = 13.88 % // WCE = 1137 // WCRE% = 115.82 % // EP% = 96.36 % // MRE% = 39.67 % // MSE = 142736 // PDK45_PWR = 0.014 mW // PDK45_AREA = 51.6 um2 // PDK45_DELAY = 0.34 ns #include #include uint64_t mul8x5u_1VH(const uint64_t A /* 8-bit unsigned operand */, const uint64_t B /* 5-bit unsigned operand */) { uint64_t dout_41, dout_50, dout_93, dout_130, dout_134, dout_136, dout_142, dout_167, dout_168, dout_169, dout_170, dout_171, dout_182, dout_183, dout_184, dout_185, dout_196, dout_197, dout_208; uint64_t O; dout_41=((A >> 7)&1)&((B >> 2)&1); dout_50=((B >> 2)&1)&dout_41; dout_93=((A >> 7)&1)&((B >> 3)&1); dout_130=((A >> 6)&1)&((B >> 4)&1); dout_134=((A >> 5)&1)&((B >> 4)&1); dout_136=((A >> 7)&1)&((B >> 4)&1); dout_142=((A >> 6)&1)&((B >> 3)&1); dout_167=dout_93^dout_130; dout_168=dout_93&dout_130; dout_169=dout_167&dout_50; dout_170=dout_167^dout_50; dout_171=dout_168|dout_169; dout_182=dout_170&dout_134; dout_183=dout_170^dout_134; dout_184=dout_136&dout_171; dout_185=dout_136^dout_171; dout_196=((A >> 7)&1)&dout_182; dout_197=dout_185^dout_182; dout_208=dout_184|dout_196; O = 0; O |= (dout_41&1) << 0; O |= (dout_208&1) << 1; O |= (dout_185&1) << 2; O |= (0&1) << 3; O |= (dout_183&1) << 4; O |= (dout_142&1) << 5; O |= (dout_183&1) << 6; O |= (dout_130&1) << 7; O |= (dout_142&1) << 8; O |= (dout_142&1) << 9; O |= (dout_183&1) << 10; O |= (dout_197&1) << 11; O |= (dout_208&1) << 12; return O; }