-
Notifications
You must be signed in to change notification settings - Fork 4
/
mul8_348.c
446 lines (441 loc) · 11.7 KB
/
mul8_348.c
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
/***
* 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 evoapprox8b dataset. Note that a new version of library was already published.
***/
#include <stdint.h>
#include <stdlib.h>
/// Approximate function mul8_348
/// Library = EvoApprox8b
/// Circuit = mul8_348
/// Area (180) = 9120
/// Delay (180) = 3.320
/// Power (180) = 5021.10
/// Area (45) = 654
/// Delay (45) = 1.290
/// Power (45) = 432.70
/// Nodes = 133
/// HD = 499
/// MAE = 0.25000
/// MSE = 16.00000
/// MRE = 0.01 %
/// WCE = 64
/// WCRE = 50 %
/// EP = 0.4 %
uint16_t mul8_348(uint8_t a, uint8_t b)
{
uint16_t c = 0;
uint8_t n0 = (a >> 0) & 0x1;
uint8_t n2 = (a >> 1) & 0x1;
uint8_t n4 = (a >> 2) & 0x1;
uint8_t n6 = (a >> 3) & 0x1;
uint8_t n8 = (a >> 4) & 0x1;
uint8_t n10 = (a >> 5) & 0x1;
uint8_t n12 = (a >> 6) & 0x1;
uint8_t n14 = (a >> 7) & 0x1;
uint8_t n16 = (b >> 0) & 0x1;
uint8_t n18 = (b >> 1) & 0x1;
uint8_t n20 = (b >> 2) & 0x1;
uint8_t n22 = (b >> 3) & 0x1;
uint8_t n24 = (b >> 4) & 0x1;
uint8_t n26 = (b >> 5) & 0x1;
uint8_t n28 = (b >> 6) & 0x1;
uint8_t n30 = (b >> 7) & 0x1;
uint8_t n32;
uint8_t n46;
uint8_t n60;
uint8_t n76;
uint8_t n90;
uint8_t n106;
uint8_t n121;
uint8_t n134;
uint8_t n150;
uint8_t n164;
uint8_t n180;
uint8_t n194;
uint8_t n208;
uint8_t n224;
uint8_t n238;
uint8_t n254;
uint8_t n268;
uint8_t n282;
uint8_t n298;
uint8_t n312;
uint8_t n329;
uint8_t n343;
uint8_t n356;
uint8_t n372;
uint8_t n386;
uint8_t n402;
uint8_t n416;
uint8_t n432;
uint8_t n446;
uint8_t n460;
uint8_t n476;
uint8_t n490;
uint8_t n506;
uint8_t n520;
uint8_t n534;
uint8_t n550;
uint8_t n564;
uint8_t n580;
uint8_t n594;
uint8_t n608;
uint8_t n624;
uint8_t n638;
uint8_t n654;
uint8_t n668;
uint8_t n682;
uint8_t n698;
uint8_t n712;
uint8_t n728;
uint8_t n742;
uint8_t n756;
uint8_t n772;
uint8_t n786;
uint8_t n802;
uint8_t n816;
uint8_t n832;
uint8_t n846;
uint8_t n860;
uint8_t n876;
uint8_t n890;
uint8_t n906;
uint8_t n920;
uint8_t n934;
uint8_t n950;
uint8_t n964;
uint8_t n980;
uint8_t n981;
uint8_t n994;
uint8_t n995;
uint8_t n1008;
uint8_t n1009;
uint8_t n1024;
uint8_t n1025;
uint8_t n1038;
uint8_t n1039;
uint8_t n1054;
uint8_t n1055;
uint8_t n1068;
uint8_t n1069;
uint8_t n1082;
uint8_t n1098;
uint8_t n1112;
uint8_t n1113;
uint8_t n1128;
uint8_t n1129;
uint8_t n1142;
uint8_t n1143;
uint8_t n1156;
uint8_t n1157;
uint8_t n1172;
uint8_t n1173;
uint8_t n1186;
uint8_t n1187;
uint8_t n1202;
uint8_t n1203;
uint8_t n1232;
uint8_t n1233;
uint8_t n1246;
uint8_t n1247;
uint8_t n1260;
uint8_t n1261;
uint8_t n1276;
uint8_t n1277;
uint8_t n1290;
uint8_t n1291;
uint8_t n1306;
uint8_t n1307;
uint8_t n1320;
uint8_t n1321;
uint8_t n1334;
uint8_t n1335;
uint8_t n1350;
uint8_t n1351;
uint8_t n1364;
uint8_t n1365;
uint8_t n1380;
uint8_t n1381;
uint8_t n1394;
uint8_t n1395;
uint8_t n1408;
uint8_t n1409;
uint8_t n1424;
uint8_t n1425;
uint8_t n1438;
uint8_t n1439;
uint8_t n1454;
uint8_t n1455;
uint8_t n1468;
uint8_t n1482;
uint8_t n1498;
uint8_t n1499;
uint8_t n1512;
uint8_t n1513;
uint8_t n1528;
uint8_t n1529;
uint8_t n1542;
uint8_t n1543;
uint8_t n1556;
uint8_t n1557;
uint8_t n1572;
uint8_t n1573;
uint8_t n1586;
uint8_t n1587;
uint8_t n1602;
uint8_t n1603;
uint8_t n1616;
uint8_t n1632;
uint8_t n1646;
uint8_t n1660;
uint8_t n1676;
uint8_t n1677;
uint8_t n1690;
uint8_t n1691;
uint8_t n1706;
uint8_t n1707;
uint8_t n1720;
uint8_t n1721;
uint8_t n1734;
uint8_t n1735;
uint8_t n1750;
uint8_t n1751;
uint8_t n1764;
uint8_t n1765;
uint8_t n1780;
uint8_t n1781;
uint8_t n1794;
uint8_t n1795;
uint8_t n1808;
uint8_t n1809;
uint8_t n1824;
uint8_t n1838;
uint8_t n1854;
uint8_t n1868;
uint8_t n1869;
uint8_t n1882;
uint8_t n1883;
uint8_t n1898;
uint8_t n1899;
uint8_t n1912;
uint8_t n1913;
uint8_t n1928;
uint8_t n1929;
uint8_t n1942;
uint8_t n1943;
uint8_t n1956;
uint8_t n1957;
uint8_t n1972;
uint8_t n1973;
uint8_t n1986;
uint8_t n1987;
uint8_t n2016;
n32 = n0 & n16;
n46 = n2 & n16;
n60 = n4 & n16;
n76 = n6 & n16;
n90 = n8 & n16;
n106 = n10 & n16;
n121 = n12 & n16;
n134 = n14 & n16;
n150 = n0 & n18;
n164 = n2 & n18;
n180 = n4 & n18;
n194 = n6 & n18;
n208 = n8 & n18;
n224 = n10 & n18;
n238 = n12 & n18;
n254 = n14 & n18;
n268 = n0 & n20;
n282 = n2 & n20;
n298 = n4 & n20;
n312 = n6 & n20;
n329 = n8 & n20;
n343 = n10 & n20;
n356 = n12 & n20;
n372 = n14 & n20;
n386 = n0 & n22;
n402 = n2 & n22;
n416 = n4 & n22;
n432 = n6 & n22;
n446 = n8 & n22;
n460 = n10 & n22;
n476 = n12 & n22;
n490 = n14 & n22;
n506 = n0 & n24;
n520 = n2 & n24;
n534 = n4 & n24;
n550 = n6 & n24;
n564 = n8 & n24;
n580 = n10 & n24;
n594 = n12 & n24;
n608 = n14 & n24;
n624 = n0 & n26;
n638 = n2 & n26;
n654 = n4 & n26;
n668 = n6 & n26;
n682 = n8 & n26;
n698 = n10 & n26;
n712 = n12 & n26;
n728 = n14 & n26;
n742 = n0 & n28;
n756 = n2 & n28;
n772 = n4 & n28;
n786 = n6 & n28;
n802 = n8 & n28;
n816 = n10 & n28;
n832 = n12 & n28;
n846 = n14 & n28;
n860 = n0 & n30;
n876 = n2 & n30;
n890 = n4 & n30;
n906 = n6 & n30;
n920 = n8 & n30;
n934 = n10 & n30;
n950 = n12 & n30;
n964 = n14 & n30;
n980 = n46 ^ n150;
n981 = n46 & n150;
n994 = (n60 ^ n164) ^ n268;
n995 = (n60 & n164) | (n164 & n268) | (n60 & n268);
n1008 = (n76 ^ n180) ^ n282;
n1009 = (n76 & n180) | (n180 & n282) | (n76 & n282);
n1024 = (n90 ^ n194) ^ n298;
n1025 = (n90 & n194) | (n194 & n298) | (n90 & n298);
n1038 = (n106 ^ n208) ^ n312;
n1039 = (n106 & n208) | (n208 & n312) | (n106 & n312);
n1054 = (n121 ^ n224) ^ n329;
n1055 = (n121 & n224) | (n224 & n329) | (n121 & n329);
n1068 = (n134 ^ n238) ^ n343;
n1069 = (n134 & n238) | (n238 & n343) | (n134 & n343);
n1082 = n254 & n356;
n1098 = n254 ^ n356;
n1112 = n402 ^ n506;
n1113 = n402 & n506;
n1128 = (n416 ^ n520) ^ n624;
n1129 = (n416 & n520) | (n520 & n624) | (n416 & n624);
n1142 = (n432 ^ n534) ^ n638;
n1143 = (n432 & n534) | (n534 & n638) | (n432 & n638);
n1156 = (n446 ^ n550) ^ n654;
n1157 = (n446 & n550) | (n550 & n654) | (n446 & n654);
n1172 = (n460 ^ n564) ^ n668;
n1173 = (n460 & n564) | (n564 & n668) | (n460 & n668);
n1186 = (n476 ^ n580) ^ n682;
n1187 = (n476 & n580) | (n580 & n682) | (n476 & n682);
n1202 = (n490 ^ n594) ^ n698;
n1203 = (n490 & n594) | (n594 & n698) | (n490 & n698);
n1232 = n608 ^ n712;
n1233 = n608 & n712;
n1246 = n994 ^ n981;
n1247 = n994 & n981;
n1260 = (n1008 ^ n995) ^ n386;
n1261 = (n1008 & n995) | (n995 & n386) | (n1008 & n386);
n1276 = (n1024 ^ n1009) ^ n1112;
n1277 = (n1024 & n1009) | (n1009 & n1112) | (n1024 & n1112);
n1290 = (n1038 ^ n1025) ^ n1128;
n1291 = (n1038 & n1025) | (n1025 & n1128) | (n1038 & n1128);
n1306 = (n1054 ^ n1039) ^ n1142;
n1307 = (n1054 & n1039) | (n1039 & n1142) | (n1054 & n1142);
n1320 = (n1068 ^ n1055) ^ n1156;
n1321 = (n1068 & n1055) | (n1055 & n1156) | (n1068 & n1156);
n1334 = (n1098 ^ n1069) ^ n1172;
n1335 = (n1098 & n1069) | (n1069 & n1172) | (n1098 & n1172);
n1350 = (n372 ^ n1082) ^ n1186;
n1351 = (n372 & n1082) | (n1082 & n1186) | (n372 & n1186);
n1364 = n1129 ^ n742;
n1365 = n1129 & n742;
n1380 = (n1143 ^ n756) ^ n860;
n1381 = (n1143 & n756) | (n756 & n860) | (n1143 & n860);
n1394 = (n1157 ^ n772) ^ n876;
n1395 = (n1157 & n772) | (n772 & n876) | (n1157 & n876);
n1408 = (n1173 ^ n786) ^ n890;
n1409 = (n1173 & n786) | (n786 & n890) | (n1173 & n890);
n1424 = (n1187 ^ n802) ^ n906;
n1425 = (n1187 & n802) | (n802 & n906) | (n1187 & n906);
n1438 = (n1203 ^ n816) ^ n920;
n1439 = (n1203 & n816) | (n816 & n920) | (n1203 & n920);
n1454 = (n1233 ^ n832) ^ n934;
n1455 = (n1233 & n832) | (n832 & n934) | (n1233 & n934);
n1468 = n846 & n950;
n1482 = n846 ^ n950;
n1498 = n1260 ^ n1247;
n1499 = n1260 & n1247;
n1512 = n1276 ^ n1261;
n1513 = n1276 & n1261;
n1528 = (n1290 ^ n1277) ^ n1113;
n1529 = (n1290 & n1277) | (n1277 & n1113) | (n1290 & n1113);
n1542 = (n1306 ^ n1291) ^ n1364;
n1543 = (n1306 & n1291) | (n1291 & n1364) | (n1306 & n1364);
n1556 = (n1320 ^ n1307) ^ n1380;
n1557 = (n1320 & n1307) | (n1307 & n1380) | (n1320 & n1380);
n1572 = (n1334 ^ n1321) ^ n1394;
n1573 = (n1334 & n1321) | (n1321 & n1394) | (n1334 & n1394);
n1586 = (n1350 ^ n1335) ^ n1408;
n1587 = (n1350 & n1335) | (n1335 & n1408) | (n1350 & n1408);
n1602 = (n1202 ^ n1351) ^ n1424;
n1603 = (n1202 & n1351) | (n1351 & n1424) | (n1202 & n1424);
n1616 = n1232 & n1438;
n1632 = n1232 ^ n1438;
n1646 = n728 & n1454;
n1660 = n728 ^ n1454;
n1676 = n1512 ^ n1499;
n1677 = n1512 & n1499;
n1690 = n1528 ^ n1513;
n1691 = n1528 & n1513;
n1706 = n1542 ^ n1529;
n1707 = n1542 & n1529;
n1720 = (n1556 ^ n1543) ^ n1365;
n1721 = (n1556 & n1543) | (n1543 & n1365) | (n1556 & n1365);
n1734 = (n1572 ^ n1557) ^ n1381;
n1735 = (n1572 & n1557) | (n1557 & n1381) | (n1572 & n1381);
n1750 = (n1586 ^ n1573) ^ n1395;
n1751 = (n1586 & n1573) | (n1573 & n1395) | (n1586 & n1395);
n1764 = (n1602 ^ n1587) ^ n1409;
n1765 = (n1602 & n1587) | (n1587 & n1409) | (n1602 & n1409);
n1780 = (n1632 ^ n1603) ^ n1425;
n1781 = (n1632 & n1603) | (n1603 & n1425) | (n1632 & n1425);
n1794 = (n1660 ^ n1616) ^ n1439;
n1795 = (n1660 & n1616) | (n1616 & n1439) | (n1660 & n1439);
n1808 = (n1482 ^ n1646) ^ n1455;
n1809 = (n1482 & n1646) | (n1646 & n1455) | (n1482 & n1455);
n1824 = n964 & n1468;
n1838 = n964 ^ n1468;
n1854 = n1690 ^ n1677;
n1868 = n1706 ^ n1691;
n1869 = n1706 & n1691;
n1882 = (n1720 ^ n1707) ^ n1869;
n1883 = (n1720 & n1707) | (n1707 & n1869) | (n1720 & n1869);
n1898 = (n1734 ^ n1721) ^ n1883;
n1899 = (n1734 & n1721) | (n1721 & n1883) | (n1734 & n1883);
n1912 = (n1750 ^ n1735) ^ n1899;
n1913 = (n1750 & n1735) | (n1735 & n1899) | (n1750 & n1899);
n1928 = (n1764 ^ n1751) ^ n1913;
n1929 = (n1764 & n1751) | (n1751 & n1913) | (n1764 & n1913);
n1942 = (n1780 ^ n1765) ^ n1929;
n1943 = (n1780 & n1765) | (n1765 & n1929) | (n1780 & n1929);
n1956 = (n1794 ^ n1781) ^ n1943;
n1957 = (n1794 & n1781) | (n1781 & n1943) | (n1794 & n1943);
n1972 = (n1808 ^ n1795) ^ n1957;
n1973 = (n1808 & n1795) | (n1795 & n1957) | (n1808 & n1957);
n1986 = (n1838 ^ n1809) ^ n1973;
n1987 = (n1838 & n1809) | (n1809 & n1973) | (n1838 & n1973);
n2016 = n1824 | n1987;
c |= (n32 & 0x1) << 0;
c |= (n980 & 0x1) << 1;
c |= (n1246 & 0x1) << 2;
c |= (n1498 & 0x1) << 3;
c |= (n1676 & 0x1) << 4;
c |= (n1854 & 0x1) << 5;
c |= (n1868 & 0x1) << 6;
c |= (n1882 & 0x1) << 7;
c |= (n1898 & 0x1) << 8;
c |= (n1912 & 0x1) << 9;
c |= (n1928 & 0x1) << 10;
c |= (n1942 & 0x1) << 11;
c |= (n1956 & 0x1) << 12;
c |= (n1972 & 0x1) << 13;
c |= (n1986 & 0x1) << 14;
c |= (n2016 & 0x1) << 15;
return c;
}