/*** * 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% = 1.05 % // MAE = 86 // WCE% = 3.91 % // WCE = 320 // WCRE% = 3100.00 % // EP% = 95.95 % // MRE% = 20.33 % // MSE = 11334 // PDK45_PWR = 0.058 mW // PDK45_AREA = 153.0 um2 // PDK45_DELAY = 0.78 ns #include #include uint64_t mul8x5u_1G4(const uint64_t A /* 8-bit unsigned operand */, const uint64_t B /* 5-bit unsigned operand */) { uint64_t dout_21, dout_28, dout_56, dout_58, dout_61, dout_62, dout_68, dout_69, dout_70, dout_98, dout_99, dout_103, dout_104, dout_106, dout_113, dout_114, dout_115, dout_129, dout_134, dout_135, dout_137, dout_138, dout_139, dout_140, dout_141, dout_142, dout_143, dout_144, dout_145, dout_146, dout_147, dout_148, dout_149, dout_150, dout_151, dout_152, dout_156, dout_157, dout_158, dout_159, dout_160, dout_178, dout_179, dout_180, dout_181, dout_182, dout_183, dout_184, dout_185, dout_186, dout_187, dout_188, dout_189, dout_190, dout_191, dout_192, dout_193, dout_194, dout_195, dout_196, dout_197; uint64_t O; dout_21=((B >> 0)&1)&((A >> 7)&1); dout_28=((A >> 7)&1)&((B >> 1)&1); dout_56=((A >> 2)&1)|((A >> 6)&1); dout_58=dout_56&((B >> 1)&1); dout_61=dout_58&((A >> 7)&1); dout_62=dout_58^dout_28; dout_68=((A >> 5)&1)&((B >> 2)&1); dout_69=((A >> 6)&1)&((B >> 2)&1); dout_70=((A >> 7)&1)&((B >> 2)&1); dout_98=dout_62^dout_69; dout_99=dout_62&dout_69; dout_103=dout_61^dout_70; dout_104=dout_61&((B >> 2)&1); dout_106=dout_103|dout_99; dout_113=((A >> 5)&1)&((B >> 3)&1); dout_114=((A >> 6)&1)&((B >> 3)&1); dout_115=((A >> 7)&1)&((B >> 3)&1); dout_129=((A >> 6)&1)&((B >> 0)&1); dout_134=((B >> 3)&1)&((A >> 4)&1); dout_135=dout_68&dout_129; dout_137=dout_134|dout_135; dout_138=dout_98^dout_113; dout_139=dout_98&dout_113; dout_140=dout_138&dout_137; dout_141=dout_138^dout_137; dout_142=dout_139|dout_140; dout_143=dout_106^dout_114; dout_144=dout_106&dout_114; dout_145=dout_143&dout_142; dout_146=dout_143^dout_142; dout_147=dout_144|dout_145; dout_148=dout_104^dout_115; dout_149=dout_104&dout_115; dout_150=dout_115&dout_147; dout_151=dout_148^dout_147; dout_152=dout_149|dout_150; dout_156=((A >> 3)&1)&((B >> 4)&1); dout_157=((A >> 4)&1)&((B >> 4)&1); dout_158=((A >> 5)&1)&((B >> 4)&1); dout_159=((A >> 6)&1)&((B >> 4)&1); dout_160=((A >> 7)&1)&((B >> 4)&1); dout_178=dout_141^dout_157; dout_179=dout_141&dout_157; dout_180=dout_178&dout_156; dout_181=dout_178^dout_156; dout_182=dout_179|dout_180; dout_183=dout_146^dout_158; dout_184=dout_146&dout_158; dout_185=dout_183&dout_182; dout_186=dout_183^dout_182; dout_187=dout_184|dout_185; dout_188=dout_151^dout_159; dout_189=dout_151&dout_159; dout_190=dout_188&dout_187; dout_191=dout_188^dout_187; dout_192=dout_189|dout_190; dout_193=dout_152^dout_160; dout_194=dout_152&((B >> 4)&1); dout_195=dout_160&dout_192; dout_196=dout_193^dout_192; dout_197=dout_194|dout_195; O = 0; O |= (dout_68&1) << 0; O |= (0&1) << 1; O |= (0&1) << 2; O |= (dout_191&1) << 3; O |= (dout_193&1) << 4; O |= (dout_21&1) << 5; O |= (dout_21&1) << 6; O |= (dout_68&1) << 7; O |= (dout_181&1) << 8; O |= (dout_186&1) << 9; O |= (dout_191&1) << 10; O |= (dout_196&1) << 11; O |= (dout_197&1) << 12; return O; }