/*** * 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, R. Hrbacek, Z. Vasicek and L. Sekanina, "EvoApprox8b: Library of approximate adders and multipliers for circuit design and benchmarking of approximation methods". Design, Automation & Test in Europe Conference & Exhibition (DATE), 2017, Lausanne, 2017, pp. 258-261. doi: 10.23919/DATE.2017.7926993 * This file contains a circuit from a sub-set of pareto optimal circuits with respect to the pwr and mse parameters ***/ // MAE% = 0.67 % // MAE = 442 // WCE% = 2.94 % // WCE = 1925 // WCRE% = 300.00 % // EP% = 99.05 % // MRE% = 12.14 % // MSE = 305440 // PDK45_PWR = 0.095 mW // PDK45_AREA = 228.5 um2 // PDK45_DELAY = 1.08 ns module mul8u_17R6 ( A, B, O ); input [7:0] A; input [7:0] B; output [15:0] O; wire sig_72,sig_118,sig_147,sig_151,sig_152,sig_153,sig_154,sig_155,sig_161,sig_162,sig_163,sig_191,sig_192,sig_193,sig_194,sig_195,sig_196,sig_197,sig_198,sig_199; wire sig_200,sig_205,sig_206,sig_207,sig_208,sig_231,sig_232,sig_236,sig_237,sig_238,sig_239,sig_240,sig_241,sig_242,sig_243,sig_244,sig_245,sig_249,sig_250,sig_251; wire sig_252,sig_253,sig_271,sig_272,sig_273,sig_274,sig_275,sig_276,sig_277,sig_278,sig_279,sig_280,sig_281,sig_282,sig_283,sig_284,sig_285,sig_286,sig_287,sig_288; wire sig_289,sig_290,sig_295,sig_296,sig_297,sig_298,sig_307,sig_316,sig_317,sig_318,sig_319,sig_320,sig_321,sig_322,sig_323,sig_324,sig_325,sig_326,sig_327,sig_328; wire sig_329,sig_330,sig_331,sig_332,sig_333,sig_334,sig_335; assign sig_72 = B[7] & A[2]; assign sig_118 = B[7] & A[3]; assign sig_147 = B[6] & A[3]; assign sig_151 = sig_72 ^ sig_118; assign sig_152 = sig_72 & A[3]; assign sig_153 = B[7] & sig_147; assign sig_154 = sig_151 ^ sig_147; assign sig_155 = sig_152 | sig_153; assign sig_161 = B[5] & A[4]; assign sig_162 = B[6] & A[4]; assign sig_163 = B[7] & A[4]; assign sig_191 = sig_154 ^ sig_162; assign sig_192 = sig_154 & sig_162; assign sig_193 = sig_191 & sig_161; assign sig_194 = sig_191 ^ sig_161; assign sig_195 = sig_192 | sig_193; assign sig_196 = sig_155 ^ sig_163; assign sig_197 = sig_155 & sig_163; assign sig_198 = B[7] & sig_195; assign sig_199 = sig_196 ^ sig_195; assign sig_200 = sig_197 | sig_198; assign sig_205 = B[4] & A[5]; assign sig_206 = B[5] & A[5]; assign sig_207 = B[6] & A[5]; assign sig_208 = B[7] & A[5]; assign sig_231 = sig_194 ^ sig_206; assign sig_232 = sig_194 & sig_206; assign sig_236 = sig_199 ^ sig_207; assign sig_237 = sig_199 & sig_207; assign sig_238 = sig_236 & sig_232; assign sig_239 = sig_236 ^ sig_232; assign sig_240 = sig_237 | sig_238; assign sig_241 = sig_200 ^ sig_208; assign sig_242 = sig_200 & sig_208; assign sig_243 = B[7] & sig_240; assign sig_244 = sig_241 ^ sig_240; assign sig_245 = sig_242 | sig_243; assign sig_249 = B[2] & A[6]; assign sig_250 = B[4] & A[6]; assign sig_251 = B[5] & A[6]; assign sig_252 = B[6] & A[6]; assign sig_253 = B[7] & A[6]; assign sig_271 = sig_231 ^ sig_250; assign sig_272 = sig_231 & sig_250; assign sig_273 = sig_271 & sig_249; assign sig_274 = sig_271 ^ sig_249; assign sig_275 = sig_272 | sig_273; assign sig_276 = sig_239 ^ sig_251; assign sig_277 = sig_239 & sig_251; assign sig_278 = sig_276 & sig_275; assign sig_279 = sig_276 ^ sig_275; assign sig_280 = sig_277 | sig_278; assign sig_281 = sig_244 ^ sig_252; assign sig_282 = sig_244 & sig_252; assign sig_283 = sig_281 & sig_280; assign sig_284 = sig_281 ^ sig_280; assign sig_285 = sig_282 | sig_283; assign sig_286 = sig_245 ^ sig_253; assign sig_287 = sig_245 & sig_253; assign sig_288 = sig_253 & sig_285; assign sig_289 = sig_286 ^ sig_285; assign sig_290 = sig_287 | sig_288; assign sig_295 = B[4] & A[7]; assign sig_296 = B[5] & A[7]; assign sig_297 = B[6] & A[7]; assign sig_298 = B[7] & A[7]; assign sig_307 = A[7] & B[3]; assign sig_316 = sig_279 ^ sig_295; assign sig_317 = sig_279 & sig_295; assign sig_318 = sig_316 & sig_307; assign sig_319 = sig_316 ^ sig_307; assign sig_320 = sig_317 | sig_318; assign sig_321 = sig_284 ^ sig_296; assign sig_322 = sig_284 & sig_296; assign sig_323 = sig_321 & sig_320; assign sig_324 = sig_321 ^ sig_320; assign sig_325 = sig_322 | sig_323; assign sig_326 = sig_289 ^ sig_297; assign sig_327 = sig_289 & sig_297; assign sig_328 = sig_326 & sig_325; assign sig_329 = sig_326 ^ sig_325; assign sig_330 = sig_327 | sig_328; assign sig_331 = sig_290 ^ sig_298; assign sig_332 = sig_290 & A[7]; assign sig_333 = sig_298 & sig_330; assign sig_334 = sig_331 ^ sig_330; assign sig_335 = sig_332 | sig_333; assign O[15] = sig_335; assign O[14] = sig_334; assign O[13] = sig_329; assign O[12] = sig_324; assign O[11] = sig_319; assign O[10] = sig_274; assign O[9] = sig_205; assign O[8] = sig_205; assign O[7] = 1'b0; assign O[6] = 1'b0; assign O[5] = sig_250; assign O[4] = 1'b0; assign O[3] = sig_194; assign O[2] = sig_163; assign O[1] = sig_205; assign O[0] = 1'b0; endmodule