mul8x3u_0SF.c

/***
* 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% = 1.34 %
// MAE = 28 
// WCE% = 5.22 %
// WCE = 107 
// WCRE% = 100.00 %
// EP% = 85.69 %
// MRE% = 18.70 %
// MSE = 1309 
// PDK45_PWR = 0.027 mW
// PDK45_AREA = 101.4 um2
// PDK45_DELAY = 0.46 ns
#include <stdint.h>
#include <stdlib.h>

uint64_t mul8x3u_0SF(const uint64_t A,const uint64_t B)
{
   uint64_t dout_17, dout_18, dout_24, dout_25, dout_26, dout_49, dout_50, dout_54, dout_55, dout_57, dout_58, dout_60, dout_65, dout_66, dout_67, dout_68, dout_91, dout_92, dout_93, dout_94, dout_95, dout_96, dout_97, dout_98, dout_99, dout_100, dout_101, dout_102, dout_103, dout_104, dout_105;
   uint64_t O;

   dout_17=((A >> 6)&1)&((B >> 0)&1);
   dout_18=((A >> 7)&1)&((B >> 0)&1);
   dout_24=((A >> 5)&1)&((B >> 1)&1);
   dout_25=((A >> 6)&1)&((B >> 1)&1);
   dout_26=((A >> 7)&1)&((B >> 1)&1);
   dout_49=dout_17|dout_24;
   dout_50=dout_17&dout_24;
   dout_54=dout_18^dout_25;
   dout_55=dout_18&dout_25;
   dout_57=dout_54^dout_50;
   dout_58=dout_55|dout_50;
   dout_60=dout_58^dout_26;
   dout_65=((A >> 4)&1)&((B >> 2)&1);
   dout_66=((A >> 5)&1)&((B >> 2)&1);
   dout_67=((A >> 6)&1)&((B >> 2)&1);
   dout_68=((A >> 7)&1)&((B >> 2)&1);
   dout_91=dout_57^dout_66;
   dout_92=dout_57&dout_66;
   dout_93=dout_91&dout_65;
   dout_94=dout_91^dout_65;
   dout_95=dout_92|dout_93;
   dout_96=dout_60^dout_67;
   dout_97=dout_60&dout_67;
   dout_98=dout_96&dout_95;
   dout_99=dout_96^dout_95;
   dout_100=dout_97|dout_98;
   dout_101=dout_55^dout_68;
   dout_102=dout_58&dout_68;
   dout_103=((A >> 7)&1)&dout_100;
   dout_104=dout_101^dout_100;
   dout_105=dout_102|dout_103;

   O = 0;
   O |= (0&1) << 0;
   O |= (dout_49&1) << 1;
   O |= (0&1) << 2;
   O |= (dout_49&1) << 3;
   O |= (dout_99&1) << 4;
   O |= (dout_49&1) << 5;
   O |= (dout_49&1) << 6;
   O |= (dout_94&1) << 7;
   O |= (dout_99&1) << 8;
   O |= (dout_104&1) << 9;
   O |= (dout_105&1) << 10;
   return O;
}