SystemC  2.3.1
Accellera SystemC proof-of-concept library
sc_unsigned.h
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18 /*****************************************************************************
19 
20  sc_unsigned.h -- Arbitrary precision unsigned arithmetic.
21 
22  This file includes the definitions of sc_unsigned_bitref,
23  sc_unsigned_subref, and sc_unsigned classes. The first two classes
24  are proxy classes to reference one bit and a range of bits of a
25  sc_unsigned number, respectively.
26 
27  An sc_signed number has the sign-magnitude representation
28  internally. However, its interface guarantees a 2's-complement
29  representation. The sign-magnitude representation is chosen
30  because of its efficiency: The sc_signed and sc_unsigned types are
31  optimized for arithmetic rather than bitwise operations. For
32  arithmetic operations, the sign-magnitude representation performs
33  better.
34 
35  It is also important to note that an sc_unsigned number with n
36  bits is equivalent to an sc_signed non-negative number with n + 1
37  bits.
38 
39  The implementations of sc_signed and sc_unsigned classes are
40  almost identical: Most of the member and friend functions are
41  defined in sc_nbcommon.cpp and sc_nbfriends.cpp so that they can
42  be shared by both of these classes. These functions are chosed by
43  defining a few macros before including them such as IF_SC_SIGNED
44  and CLASS_TYPE. Our implementation choices are mostly dictated by
45  performance considerations in that we tried to provide the most
46  efficient sc_signed and sc_unsigned types without compromising
47  their interface.
48 
49  For the behavior of operators, we have two semantics: the old and
50  new. The most important difference between these two semantics is
51  that the old semantics is closer to C/C++ semantics in that the
52  result type of a binary operator on unsigned and signed arguments
53  is unsigned; the new semantics, on the other hand, requires the
54  result type be signed. The new semantics is required by the VSIA
55  C/C++ data types standard. We have implemented the new semantics.
56 
57  Original Author: Ali Dasdan, Synopsys, Inc.
58 
59  *****************************************************************************/
60 
61 /*****************************************************************************
62 
63  MODIFICATION LOG - modifiers, enter your name, affiliation, date and
64  changes you are making here.
65 
66  Name, Affiliation, Date:
67  Description of Modification:
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69  *****************************************************************************/
70 
71 // $Log: sc_unsigned.h,v $
72 // Revision 1.4 2011/08/24 22:05:46 acg
73 // Torsten Maehne: initialization changes to remove warnings.
74 //
75 // Revision 1.3 2011/02/18 20:19:15 acg
76 // Andy Goodrich: updating Copyright notice.
77 //
78 // Revision 1.2 2009/02/28 00:26:26 acg
79 // Andy Goodrich: bug fixes.
80 //
81 // Revision 1.1.1.1 2006/12/15 20:20:05 acg
82 // SystemC 2.3
83 //
84 // Revision 1.5 2006/05/08 17:50:02 acg
85 // Andy Goodrich: Added David Long's declarations for friend operators,
86 // functions, and methods, to keep the Microsoft compiler happy.
87 //
88 // Revision 1.4 2006/03/13 20:25:27 acg
89 // Andy Goodrich: Addition of function declarations, e.g., xor_signed_friend()
90 // to keep gcc 4.x happy.
91 //
92 // Revision 1.3 2006/01/13 18:49:32 acg
93 // Added $Log command so that CVS check in comments are reproduced in the
94 // source.
95 //
96 
97 #ifndef SC_UNSIGNED_H
98 #define SC_UNSIGNED_H
99 
100 
101 #include "sysc/kernel/sc_object.h"
103 #include "sysc/utils/sc_iostream.h"
104 #include "sysc/utils/sc_temporary.h"
109 #include "sysc/utils/sc_temporary.h"
110 
111 
112 namespace sc_dt
113 {
114 
115 // classes defined in this module
116 class sc_unsigned_bitref_r;
117 class sc_unsigned_bitref;
118 class sc_unsigned_subref_r;
119 class sc_unsigned_subref;
120 class sc_concatref;
121 class sc_unsigned;
122 
123 // forward class declarations
124 class sc_bv_base;
125 class sc_lv_base;
126 class sc_int_base;
127 class sc_uint_base;
128 class sc_int_subref_r;
129 class sc_uint_subref_r;
130 class sc_signed;
131 class sc_signed_subref_r;
132 class sc_fxval;
133 class sc_fxval_fast;
134 class sc_fxnum;
135 class sc_fxnum_fast;
136 
137 // Helper function declarions
139  int unb,
140  int und,
141  const sc_digit *ud,
142  small_type vs,
143  int vnb,
144  int vnd,
145  const sc_digit *vd,
146  small_type if_u_signed=0,
147  small_type if_v_signed=0);
148 
149 sc_unsigned add_unsigned_friend(small_type us,
150  int unb,
151  int und,
152  const sc_digit *ud,
153  small_type vs,
154  int vnb,
155  int vnd,
156  const sc_digit *vd);
157 
158 sc_unsigned sub_unsigned_friend(small_type us,
159  int unb,
160  int und,
161  const sc_digit *ud,
162  small_type vs,
163  int vnb,
164  int vnd,
165  const sc_digit *vd);
166 
167 sc_unsigned mul_unsigned_friend(small_type s,
168  int unb,
169  int und,
170  const sc_digit *ud,
171  int vnb,
172  int vnd,
173  const sc_digit *vd);
174 
175 sc_unsigned div_unsigned_friend(small_type s,
176  int unb,
177  int und,
178  const sc_digit *ud,
179  int vnb,
180  int vnd,
181  const sc_digit *vd);
182 
183 sc_unsigned mod_unsigned_friend(small_type us,
184  int unb,
185  int und,
186  const sc_digit *ud,
187  int vnb,
188  int vnd,
189  const sc_digit *vd);
190 
191 sc_unsigned and_unsigned_friend(small_type us,
192  int unb,
193  int und,
194  const sc_digit *ud,
195  small_type vs,
196  int vnb,
197  int vnd,
198  const sc_digit *vd);
199 
200 
201 sc_unsigned or_unsigned_friend(small_type us,
202  int unb,
203  int und,
204  const sc_digit *ud,
205  small_type vs,
206  int vnb,
207  int vnd,
208  const sc_digit *vd);
209 
210 sc_unsigned xor_unsigned_friend(small_type us,
211  int unb,
212  int und,
213  const sc_digit *ud,
214  small_type vs,
215  int vnb,
216  int vnd,
217  const sc_digit *vd);
218 
219 // friend operator declarations
220  // ARITHMETIC OPERATORS:
221 
222  // ADDition operators:
223 
224  sc_signed operator + (const sc_unsigned& u, const sc_signed& v);
225  sc_signed operator + (const sc_signed& u, const sc_unsigned& v);
226 
227  sc_unsigned operator + (const sc_unsigned& u, const sc_unsigned& v);
228  sc_signed operator + (const sc_unsigned& u, int64 v);
229  sc_unsigned operator + (const sc_unsigned& u, uint64 v);
230  sc_signed operator + (const sc_unsigned& u, long v);
231  sc_unsigned operator + (const sc_unsigned& u, unsigned long v);
232  sc_signed operator + (const sc_unsigned& u, int v);
233  inline sc_unsigned operator + (const sc_unsigned& u, unsigned int v);
234 
235  sc_signed operator + (int64 u, const sc_unsigned& v);
236  sc_unsigned operator + (uint64 u, const sc_unsigned& v);
237  sc_signed operator + (long u, const sc_unsigned& v);
238  sc_unsigned operator + (unsigned long u, const sc_unsigned& v);
239  sc_signed operator + (int u, const sc_unsigned& v);
240  inline sc_unsigned operator + (unsigned int u, const sc_unsigned& v);
241 
242  sc_unsigned operator + (const sc_unsigned& u, const sc_uint_base& v);
243  sc_signed operator + (const sc_unsigned& u, const sc_int_base& v);
244  sc_unsigned operator + (const sc_uint_base& u, const sc_unsigned& v);
245  sc_signed operator + (const sc_int_base& u, const sc_unsigned& v);
246 
247  // SUBtraction operators:
248 
249  sc_signed operator - (const sc_unsigned& u, const sc_signed& v);
250  sc_signed operator - (const sc_signed& u, const sc_unsigned& v);
251 
252  sc_signed operator - (const sc_unsigned& u, const sc_unsigned& v);
253  sc_signed operator - (const sc_unsigned& u, int64 v);
254  sc_signed operator - (const sc_unsigned& u, uint64 v);
255  sc_signed operator - (const sc_unsigned& u, long v);
256  sc_signed operator - (const sc_unsigned& u, unsigned long v);
257  sc_signed operator - (const sc_unsigned& u, int v);
258  sc_signed operator - (const sc_unsigned& u, unsigned int v);
259 
260  sc_signed operator - (int64 u, const sc_unsigned& v);
261  sc_signed operator - (uint64 u, const sc_unsigned& v);
262  sc_signed operator - (long u, const sc_unsigned& v);
263  sc_signed operator - (unsigned long u, const sc_unsigned& v);
264  sc_signed operator - (int u, const sc_unsigned& v);
265  sc_signed operator - (unsigned int u, const sc_unsigned& v);
266 
267  sc_signed operator - (const sc_unsigned& u, const sc_uint_base& v);
268  sc_signed operator - (const sc_unsigned& u, const sc_int_base& v);
269  sc_signed operator - (const sc_uint_base& u, const sc_unsigned& v);
270  sc_signed operator - (const sc_int_base& u, const sc_unsigned& v);
271 
272  // MULtiplication operators:
273 
274  sc_signed operator * (const sc_unsigned& u, const sc_signed& v);
275  sc_signed operator * (const sc_signed& u, const sc_unsigned& v);
276 
277  sc_unsigned operator * (const sc_unsigned& u, const sc_unsigned& v);
278  sc_signed operator * (const sc_unsigned& u, int64 v);
279  sc_unsigned operator * (const sc_unsigned& u, uint64 v);
280  sc_signed operator * (const sc_unsigned& u, long v);
281  sc_unsigned operator * (const sc_unsigned& u, unsigned long v);
282  sc_signed operator * (const sc_unsigned& u, int v);
283  inline sc_unsigned operator * (const sc_unsigned& u, unsigned int v);
284 
285  sc_signed operator * (int64 u, const sc_unsigned& v);
286  sc_unsigned operator * (uint64 u, const sc_unsigned& v);
287  sc_signed operator * (long u, const sc_unsigned& v);
288  sc_unsigned operator * (unsigned long u, const sc_unsigned& v);
289  sc_signed operator * (int u, const sc_unsigned& v);
290  inline sc_unsigned operator * (unsigned int u, const sc_unsigned& v);
291 
292  sc_unsigned operator * (const sc_unsigned& u, const sc_uint_base& v);
293  sc_signed operator * (const sc_unsigned& u, const sc_int_base& v);
294  sc_unsigned operator * (const sc_uint_base& u, const sc_unsigned& v);
295  sc_signed operator * (const sc_int_base& u, const sc_unsigned& v);
296 
297  // DIVision operators:
298 
299  sc_signed operator / (const sc_unsigned& u, const sc_signed& v);
300  sc_signed operator / (const sc_signed& u, const sc_unsigned& v);
301 
302  sc_unsigned operator / (const sc_unsigned& u, const sc_unsigned& v);
303  sc_signed operator / (const sc_unsigned& u, int64 v);
304  sc_unsigned operator / (const sc_unsigned& u, uint64 v);
305  sc_signed operator / (const sc_unsigned& u, long v);
306  sc_unsigned operator / (const sc_unsigned& u, unsigned long v);
307  sc_signed operator / (const sc_unsigned& u, int v);
308  inline sc_unsigned operator / (const sc_unsigned& u, unsigned int v);
309 
310  sc_signed operator / (int64 u, const sc_unsigned& v);
311  sc_unsigned operator / (uint64 u, const sc_unsigned& v);
312  sc_signed operator / (long u, const sc_unsigned& v);
313  sc_unsigned operator / (unsigned long u, const sc_unsigned& v);
314  sc_signed operator / (int u, const sc_unsigned& v);
315  inline sc_unsigned operator / (unsigned int u, const sc_unsigned& v);
316 
317  sc_unsigned operator / (const sc_unsigned& u, const sc_uint_base& v);
318  sc_signed operator / (const sc_unsigned& u, const sc_int_base& v);
319  sc_unsigned operator / (const sc_uint_base& u, const sc_unsigned& v);
320  sc_signed operator / (const sc_int_base& u, const sc_unsigned& v);
321 
322  // MODulo operators:
323 
324  sc_signed operator % (const sc_unsigned& u, const sc_signed& v);
325  sc_signed operator % (const sc_signed& u, const sc_unsigned& v);
326 
327  sc_unsigned operator % (const sc_unsigned& u, const sc_unsigned& v);
328  sc_signed operator % (const sc_unsigned& u, int64 v);
329  sc_unsigned operator % (const sc_unsigned& u, uint64 v);
330  sc_signed operator % (const sc_unsigned& u, long v);
331  sc_unsigned operator % (const sc_unsigned& u, unsigned long v);
332  sc_signed operator % (const sc_unsigned& u, int v);
333  inline sc_unsigned operator % (const sc_unsigned& u, unsigned int v);
334 
335  sc_signed operator % (int64 u, const sc_unsigned& v);
336  sc_unsigned operator % (uint64 u, const sc_unsigned& v);
337  sc_signed operator % (long u, const sc_unsigned& v);
338  sc_unsigned operator % (unsigned long u, const sc_unsigned& v);
339  sc_signed operator % (int u, const sc_unsigned& v);
340  inline sc_unsigned operator % (unsigned int u, const sc_unsigned& v);
341 
342  sc_unsigned operator % (const sc_unsigned& u, const sc_uint_base& v);
343  sc_signed operator % (const sc_unsigned& u, const sc_int_base& v);
344  sc_unsigned operator % (const sc_uint_base& u, const sc_unsigned& v);
345  sc_signed operator % (const sc_int_base& u, const sc_unsigned& v);
346 
347  // BITWISE OPERATORS:
348 
349  // Bitwise AND operators:
350 
351  sc_signed operator & (const sc_unsigned& u, const sc_signed& v);
352  sc_signed operator & (const sc_signed& u, const sc_unsigned& v);
353 
354  sc_unsigned operator & (const sc_unsigned& u, const sc_unsigned& v);
355  sc_signed operator & (const sc_unsigned& u, int64 v);
356  sc_unsigned operator & (const sc_unsigned& u, uint64 v);
357  sc_signed operator & (const sc_unsigned& u, long v);
358  sc_unsigned operator & (const sc_unsigned& u, unsigned long v);
359  sc_signed operator & (const sc_unsigned& u, int v);
360  inline sc_unsigned operator & (const sc_unsigned& u, unsigned int v);
361 
362  sc_signed operator & (int64 u, const sc_unsigned& v);
363  sc_unsigned operator & (uint64 u, const sc_unsigned& v);
364  sc_signed operator & (long u, const sc_unsigned& v);
365  sc_unsigned operator & (unsigned long u, const sc_unsigned& v);
366  sc_signed operator & (int u, const sc_unsigned& v);
367  inline sc_unsigned operator & (unsigned int u, const sc_unsigned& v);
368 
369  sc_unsigned operator & (const sc_unsigned& u, const sc_uint_base& v);
370  sc_signed operator & (const sc_unsigned& u, const sc_int_base& v);
371  sc_unsigned operator & (const sc_uint_base& u, const sc_unsigned& v);
372  sc_signed operator & (const sc_int_base& u, const sc_unsigned& v);
373 
374  // Bitwise OR operators:
375 
376  sc_signed operator | (const sc_unsigned& u, const sc_signed& v);
377  sc_signed operator | (const sc_signed& u, const sc_unsigned& v);
378 
379  sc_unsigned operator | (const sc_unsigned& u, const sc_unsigned& v);
380  sc_signed operator | (const sc_unsigned& u, int64 v);
381  sc_unsigned operator | (const sc_unsigned& u, uint64 v);
382  sc_signed operator | (const sc_unsigned& u, long v);
383  sc_unsigned operator | (const sc_unsigned& u, unsigned long v);
384  sc_signed operator | (const sc_unsigned& u, int v);
385  inline sc_unsigned operator | (const sc_unsigned& u, unsigned int v);
386 
387  sc_signed operator | (int64 u, const sc_unsigned& v);
388  sc_unsigned operator | (uint64 u, const sc_unsigned& v);
389  sc_signed operator | (long u, const sc_unsigned& v);
390  sc_unsigned operator | (unsigned long u, const sc_unsigned& v);
391  sc_signed operator | (int u, const sc_unsigned& v);
392  inline sc_unsigned operator | (unsigned int u, const sc_unsigned& v);
393 
394  sc_unsigned operator | (const sc_unsigned& u, const sc_uint_base& v);
395  sc_signed operator | (const sc_unsigned& u, const sc_int_base& v);
396  sc_unsigned operator | (const sc_uint_base& u, const sc_unsigned& v);
397  sc_signed operator | (const sc_int_base& u, const sc_unsigned& v);
398 
399  // Bitwise XOR operators:
400 
401  sc_signed operator ^ (const sc_unsigned& u, const sc_signed& v);
402  sc_signed operator ^ (const sc_signed& u, const sc_unsigned& v);
403 
404  sc_unsigned operator ^ (const sc_unsigned& u, const sc_unsigned& v);
405  sc_signed operator ^ (const sc_unsigned& u, int64 v);
406  sc_unsigned operator ^ (const sc_unsigned& u, uint64 v);
407  sc_signed operator ^ (const sc_unsigned& u, long v);
408  sc_unsigned operator ^ (const sc_unsigned& u, unsigned long v);
409  sc_signed operator ^ (const sc_unsigned& u, int v);
410  inline sc_unsigned operator ^ (const sc_unsigned& u, unsigned int v);
411 
412  sc_signed operator ^ (int64 u, const sc_unsigned& v);
413  sc_unsigned operator ^ (uint64 u, const sc_unsigned& v);
414  sc_signed operator ^ (long u, const sc_unsigned& v);
415  sc_unsigned operator ^ (unsigned long u, const sc_unsigned& v);
416  sc_signed operator ^ (int u, const sc_unsigned& v);
417  inline sc_unsigned operator ^ (unsigned int u, const sc_unsigned& v);
418 
419  sc_unsigned operator ^ (const sc_unsigned& u, const sc_uint_base& v);
420  sc_signed operator ^ (const sc_unsigned& u, const sc_int_base& v);
421  sc_unsigned operator ^ (const sc_uint_base& u, const sc_unsigned& v);
422  sc_signed operator ^ (const sc_int_base& u, const sc_unsigned& v);
423 
424  // SHIFT OPERATORS:
425 
426  // LEFT SHIFT operators:
427 
428  sc_unsigned operator << (const sc_unsigned& u, const sc_signed& v);
429  sc_signed operator << (const sc_signed& u, const sc_unsigned& v);
430 
431  sc_unsigned operator << (const sc_unsigned& u, const sc_unsigned& v);
432  sc_unsigned operator << (const sc_unsigned& u, int64 v);
433  sc_unsigned operator << (const sc_unsigned& u, uint64 v);
434  sc_unsigned operator << (const sc_unsigned& u, long v);
435  sc_unsigned operator << (const sc_unsigned& u, unsigned long v);
436  inline sc_unsigned operator << (const sc_unsigned& u, int v);
437  inline sc_unsigned operator << (const sc_unsigned& u, unsigned int v);
438 
439  sc_unsigned operator << (const sc_unsigned& u, const sc_uint_base& v);
440  sc_unsigned operator << (const sc_unsigned& u, const sc_int_base& v);
441 
442  // RIGHT SHIFT operators:
443 
444  sc_unsigned operator >> (const sc_unsigned& u, const sc_signed& v);
445  sc_signed operator >> (const sc_signed& u, const sc_unsigned& v);
446 
447  sc_unsigned operator >> (const sc_unsigned& u, const sc_unsigned& v);
448  sc_unsigned operator >> (const sc_unsigned& u, int64 v);
449  sc_unsigned operator >> (const sc_unsigned& u, uint64 v);
450  sc_unsigned operator >> (const sc_unsigned& u, long v);
451  sc_unsigned operator >> (const sc_unsigned& u, unsigned long v);
452  inline sc_unsigned operator >> (const sc_unsigned& u, int v);
453  inline sc_unsigned operator >> (const sc_unsigned& u, unsigned int v);
454 
455  sc_unsigned operator >> ( const sc_unsigned& , const sc_uint_base& );
456  sc_unsigned operator >> ( const sc_unsigned&, const sc_int_base& );
457 
458  // Unary arithmetic operators
459  sc_unsigned operator + (const sc_unsigned& u);
460  sc_signed operator - (const sc_unsigned& u);
461 
462  // LOGICAL OPERATORS:
463 
464  // Logical EQUAL operators:
465 
466  bool operator == (const sc_unsigned& u, const sc_signed& v);
467  bool operator == (const sc_signed& u, const sc_unsigned& v);
468 
469  bool operator == (const sc_unsigned& u, const sc_unsigned& v);
470  bool operator == (const sc_unsigned& u, int64 v);
471  bool operator == (const sc_unsigned& u, uint64 v);
472  bool operator == (const sc_unsigned& u, long v);
473  bool operator == (const sc_unsigned& u, unsigned long v);
474  inline bool operator == (const sc_unsigned& u, int v);
475  inline bool operator == (const sc_unsigned& u, unsigned int v);
476 
477  bool operator == (int64 u, const sc_unsigned& v);
478  bool operator == (uint64 u, const sc_unsigned& v);
479  bool operator == (long u, const sc_unsigned& v);
480  bool operator == (unsigned long u, const sc_unsigned& v);
481  inline bool operator == (int u, const sc_unsigned& v);
482  inline bool operator == (unsigned int u, const sc_unsigned& v) ;
483 
484  bool operator == (const sc_unsigned& u, const sc_uint_base& v);
485  bool operator == (const sc_unsigned& u, const sc_int_base& v);
486  bool operator == (const sc_uint_base& u, const sc_unsigned& v);
487  bool operator == (const sc_int_base& u, const sc_unsigned& v);
488 
489  // Logical NOT_EQUAL operators:
490 
491  bool operator != (const sc_unsigned& u, const sc_signed& v);
492  bool operator != (const sc_signed& u, const sc_unsigned& v);
493 
494  bool operator != (const sc_unsigned& u, const sc_unsigned& v);
495  bool operator != (const sc_unsigned& u, int64 v);
496  bool operator != (const sc_unsigned& u, uint64 v);
497  bool operator != (const sc_unsigned& u, long v);
498  bool operator != (const sc_unsigned& u, unsigned long v);
499  inline bool operator != (const sc_unsigned& u, int v);
500  inline bool operator != (const sc_unsigned& u, unsigned int v);
501 
502  bool operator != (int64 u, const sc_unsigned& v);
503  bool operator != (uint64 u, const sc_unsigned& v);
504  bool operator != (long u, const sc_unsigned& v);
505  bool operator != (unsigned long u, const sc_unsigned& v);
506  inline bool operator != (int u, const sc_unsigned& v);
507  inline bool operator != (unsigned int u, const sc_unsigned& v);
508 
509  bool operator != (const sc_unsigned& u, const sc_uint_base& v);
510  bool operator != (const sc_unsigned& u, const sc_int_base& v);
511  bool operator != (const sc_uint_base& u, const sc_unsigned& v);
512  bool operator != (const sc_int_base& u, const sc_unsigned& v);
513 
514  // Logical LESS_THAN operators:
515 
516  bool operator < (const sc_unsigned& u, const sc_signed& v);
517  bool operator < (const sc_signed& u, const sc_unsigned& v);
518 
519  bool operator < (const sc_unsigned& u, const sc_unsigned& v);
520  bool operator < (const sc_unsigned& u, int64 v);
521  bool operator < (const sc_unsigned& u, uint64 v);
522  bool operator < (const sc_unsigned& u, long v);
523  bool operator < (const sc_unsigned& u, unsigned long v);
524  inline bool operator < (const sc_unsigned& u, int v);
525  inline bool operator < (const sc_unsigned& u, unsigned int v);
526 
527  bool operator < (int64 u, const sc_unsigned& v);
528  bool operator < (uint64 u, const sc_unsigned& v);
529  bool operator < (long u, const sc_unsigned& v);
530  bool operator < (unsigned long u, const sc_unsigned& v);
531  inline bool operator < (int u, const sc_unsigned& v);
532  inline bool operator < (unsigned int u, const sc_unsigned& v);
533 
534  bool operator < (const sc_unsigned& u, const sc_uint_base& v);
535  bool operator < (const sc_unsigned& u, const sc_int_base& v);
536  bool operator < (const sc_uint_base& u, const sc_unsigned& v);
537  bool operator < (const sc_int_base& u, const sc_unsigned& v);
538 
539  // Logical LESS_THAN_AND_EQUAL operators:
540 
541  bool operator <= (const sc_unsigned& u, const sc_signed& v);
542  bool operator <= (const sc_signed& u, const sc_unsigned& v);
543 
544  bool operator <= (const sc_unsigned& u, const sc_unsigned& v);
545  bool operator <= (const sc_unsigned& u, int64 v);
546  bool operator <= (const sc_unsigned& u, uint64 v);
547  bool operator <= (const sc_unsigned& u, long v);
548  bool operator <= (const sc_unsigned& u, unsigned long v);
549  inline bool operator <= (const sc_unsigned& u, int v);
550  inline bool operator <= (const sc_unsigned& u, unsigned int v);
551 
552  bool operator <= (int64 u, const sc_unsigned& v);
553  bool operator <= (uint64 u, const sc_unsigned& v);
554  bool operator <= (long u, const sc_unsigned& v);
555  bool operator <= (unsigned long u, const sc_unsigned& v);
556  inline bool operator <= (int u, const sc_unsigned& v);
557  inline bool operator <= (unsigned int u, const sc_unsigned& v);
558 
559  bool operator <= (const sc_unsigned& u, const sc_uint_base& v);
560  bool operator <= (const sc_unsigned& u, const sc_int_base& v);
561  bool operator <= (const sc_uint_base& u, const sc_unsigned& v);
562  bool operator <= (const sc_int_base& u, const sc_unsigned& v);
563 
564  // Logical GREATER_THAN operators:
565 
566  bool operator > (const sc_unsigned& u, const sc_signed& v);
567  bool operator > (const sc_signed& u, const sc_unsigned& v);
568 
569  bool operator > (const sc_unsigned& u, const sc_unsigned& v);
570  bool operator > (const sc_unsigned& u, int64 v);
571  bool operator > (const sc_unsigned& u, uint64 v);
572  bool operator > (const sc_unsigned& u, long v);
573  bool operator > (const sc_unsigned& u, unsigned long v);
574  inline bool operator > (const sc_unsigned& u, int v);
575  inline bool operator > (const sc_unsigned& u, unsigned int v);
576 
577  bool operator > (int64 u, const sc_unsigned& v);
578  bool operator > (uint64 u, const sc_unsigned& v);
579  bool operator > (long u, const sc_unsigned& v);
580  bool operator > (unsigned long u, const sc_unsigned& v);
581  inline bool operator > (int u, const sc_unsigned& v);
582  inline bool operator > (unsigned int u, const sc_unsigned& v);
583 
584  bool operator > (const sc_unsigned& u, const sc_uint_base& v);
585  bool operator > (const sc_unsigned& u, const sc_int_base& v);
586  bool operator > (const sc_uint_base& u, const sc_unsigned& v);
587  bool operator > (const sc_int_base& u, const sc_unsigned& v);
588 
589  // Logical GREATER_THAN_AND_EQUAL operators:
590 
591  bool operator >= (const sc_unsigned& u, const sc_signed& v);
592  bool operator >= (const sc_signed& u, const sc_unsigned& v);
593 
594  bool operator >= (const sc_unsigned& u, const sc_unsigned& v);
595  bool operator >= (const sc_unsigned& u, int64 v);
596  bool operator >= (const sc_unsigned& u, uint64 v);
597  bool operator >= (const sc_unsigned& u, long v);
598  bool operator >= (const sc_unsigned& u, unsigned long v);
599  inline bool operator >= (const sc_unsigned& u, int v);
600  inline bool operator >= (const sc_unsigned& u, unsigned int v);
601 
602  bool operator >= (int64 u, const sc_unsigned& v);
603  bool operator >= (uint64 u, const sc_unsigned& v);
604  bool operator >= (long u, const sc_unsigned& v);
605  bool operator >= (unsigned long u, const sc_unsigned& v);
606  inline bool operator >= (int u, const sc_unsigned& v);
607  inline bool operator >= (unsigned int u, const sc_unsigned& v);
608 
609  bool operator >= (const sc_unsigned& u, const sc_uint_base& v);
610  bool operator >= (const sc_unsigned& u, const sc_int_base& v);
611  bool operator >= (const sc_uint_base& u, const sc_unsigned& v);
612  bool operator >= (const sc_int_base& u, const sc_unsigned& v);
613 
614  // Bitwise NOT operator (unary).
615  sc_unsigned operator ~ (const sc_unsigned& u);
616 
617 // ----------------------------------------------------------------------------
618 // CLASS : sc_unsigned_bitref_r
619 //
620 // Proxy class for sc_unsigned bit selection (r-value only).
621 // ----------------------------------------------------------------------------
622 
624 {
625  friend class sc_unsigned;
626 
627 protected:
628 
629  // construction and initialization:
630 
632  {}
633 
634  void initialize( const sc_unsigned* obj_p, int index_ )
635  {
636  m_obj_p = CCAST<sc_unsigned*>( obj_p );
637  m_index = index_;
638  }
639 
640 public:
641 
642  // destructor
643 
645  {}
646 
647  // copy constructor
648 
650  : sc_value_base(a), m_index( a.m_index ), m_obj_p( a.m_obj_p )
651  {}
652 
653  // capacity
654 
655  int length() const
656  { return 1; }
657 
658 
659  // implicit conversion to bool
660 
661  operator uint64 () const;
662  bool operator ! () const;
663  bool operator ~ () const;
664 
665 
666  // explicit conversions
667 
668  uint64 value() const
669  { return operator uint64(); }
670 
671  bool to_bool() const
672  { return operator uint64(); }
673 
674 
675  // concatenation support
676 
677  virtual int concat_length(bool* xz_present_p) const
678  { if ( xz_present_p ) *xz_present_p = false; return 1; }
679  virtual uint64 concat_get_uint64() const
680  { return (uint64)operator uint64(); }
681  virtual bool concat_get_ctrl( sc_digit* dst_p, int low_i ) const
682  {
683  int bit_mask = 1 << (low_i % BITS_PER_DIGIT);
684  int word_i = low_i / BITS_PER_DIGIT;
685  dst_p[word_i] &= ~bit_mask;
686  return false;
687  }
688  virtual bool concat_get_data( sc_digit* dst_p, int low_i ) const
689  {
690  int bit_mask = 1 << (low_i % BITS_PER_DIGIT);
691  bool result; // True if non-zero.
692  int word_i = low_i / BITS_PER_DIGIT;
693  if ( operator uint64() )
694  {
695  dst_p[word_i] |= bit_mask;
696  result = true;
697  }
698  else
699  {
700  dst_p[word_i] &= ~bit_mask;
701  result = false;
702  }
703  return result;
704  }
705 
706  // other methods
707 
708  void print( ::std::ostream& os = ::std::cout ) const
709  { os << to_bool(); }
710 
711 protected:
712 
713  int m_index;
715 
716 private:
717 
718  // disabled
719  const sc_unsigned_bitref_r& operator = ( const sc_unsigned_bitref_r& );
720 };
721 
722 
723 
724 inline
725 ::std::ostream&
726 operator << ( ::std::ostream&, const sc_unsigned_bitref_r& );
727 
728 
729 // ----------------------------------------------------------------------------
730 // CLASS : sc_unsigned_bitref
731 //
732 // Proxy class for sc_unsigned bit selection (r-value and l-value).
733 // ----------------------------------------------------------------------------
734 
736  : public sc_unsigned_bitref_r
737 {
738  friend class sc_unsigned;
740 
741 
742 protected: // construction
743 
745  {}
746 
747 public:
748 
749  // copy constructor
750 
752  : sc_unsigned_bitref_r( a )
753  {}
754 
755 
756  // assignment operators
757 
760  const sc_unsigned_bitref& operator = ( bool );
761 
762  const sc_unsigned_bitref& operator &= ( bool );
763  const sc_unsigned_bitref& operator |= ( bool );
764  const sc_unsigned_bitref& operator ^= ( bool );
765 
766  // concatenation methods
767 
768  virtual void concat_set(int64 src, int low_i);
769  virtual void concat_set(const sc_signed& src, int low_i);
770  virtual void concat_set(const sc_unsigned& src, int low_i);
771  virtual void concat_set(uint64 src, int low_i);
772 
773 
774  // other methods
775 
776  void scan( ::std::istream& is = ::std::cin );
777 
778 protected:
780 };
781 
782 
783 
784 inline
785 ::std::istream&
786 operator >> ( ::std::istream&, sc_unsigned_bitref& );
787 
788 
789 // ----------------------------------------------------------------------------
790 // CLASS : sc_unsigned_subref_r
791 //
792 // Proxy class for sc_unsigned part selection (r-value only).
793 // ----------------------------------------------------------------------------
794 
796 {
797  friend class sc_signed;
798  friend class sc_unsigned;
799  friend class sc_unsigned_signal;
800 
801 protected:
802 
803  // constructor
804 
806  {}
807 
808  void initialize( const sc_unsigned* obj_p, int left_, int right_ )
809  {
810  m_obj_p = CCAST<sc_unsigned*>( obj_p );
811  m_left = left_;
812  m_right = right_;
813  }
814 
815 public:
816 
817  // destructor
818 
820  {}
821 
822 
823  // copy constructor
824 
826  : sc_value_base(a), m_left( a.m_left ), m_obj_p( a.m_obj_p ),
827  m_right( a.m_right )
828  {}
829 
830 
831  // capacity
832 
833  int length() const
834  { return m_left >= m_right ? (m_left-m_right+1) : (m_right-m_left+1 ); }
835 
836 
837  // implicit conversion to sc_unsigned
838 
839  operator sc_unsigned () const;
840 
841 
842  // explicit conversions
843 
844  int to_int() const;
845  unsigned int to_uint() const;
846  long to_long() const;
847  unsigned long to_ulong() const;
848  int64 to_int64() const;
849  uint64 to_uint64() const;
850  double to_double() const;
851 
852 
853  // explicit conversion to character string
854 
855  const std::string to_string( sc_numrep numrep = SC_DEC ) const;
856  const std::string to_string( sc_numrep numrep, bool w_prefix ) const;
857 
858 
859  // concatenation support
860 
861  virtual int concat_length(bool* xz_present_p) const
862  {
863  if ( xz_present_p ) *xz_present_p = false;
864  return m_left - m_right + 1;
865  }
866  virtual uint64 concat_get_uint64() const;
867  virtual bool concat_get_ctrl( sc_digit* dst_p, int low_i ) const;
868  virtual bool concat_get_data( sc_digit* dst_p, int low_i ) const;
869 
870  // reduce methods
871 
872  bool and_reduce() const;
873  bool nand_reduce() const;
874  bool or_reduce() const;
875  bool nor_reduce() const;
876  bool xor_reduce() const ;
877  bool xnor_reduce() const;
878 
879  // other methods
880 
881  void print( ::std::ostream& os = ::std::cout ) const
882  { os << to_string(sc_io_base(os,SC_DEC),sc_io_show_base(os)); }
883 
884 protected:
885 
886  int m_left; // Left-most bit in this part selection.
887  sc_unsigned* m_obj_p; // Target of this part selection.
888  int m_right; // Right-most bit in this part selection.
889 
890 private:
891 
892  // disabled
893  const sc_unsigned_subref_r& operator = ( const sc_unsigned_subref_r& );
894 };
895 
896 
897 
898 inline
899 ::std::ostream&
900 operator << ( ::std::ostream&, const sc_unsigned_subref_r& );
901 
902 
903 // ----------------------------------------------------------------------------
904 // CLASS : sc_unsigned_subref
905 //
906 // Proxy class for sc_unsigned part selection (r-value and l-value).
907 // ----------------------------------------------------------------------------
908 
910  : public sc_unsigned_subref_r
911 {
912  friend class sc_unsigned;
914 
915 
916  // constructor
917 
918 protected:
920  {}
921 
922 public:
923 
924  // copy constructor
925 
927  : sc_unsigned_subref_r( a )
928  {}
929 
930  // assignment operators
931 
934  const sc_unsigned_subref& operator = ( const sc_unsigned& a );
935 
936  template<class T>
939  const sc_unsigned_subref& operator = ( const sc_signed& a );
940 
941  const sc_unsigned_subref& operator = ( const char* a );
942  const sc_unsigned_subref& operator = ( unsigned long a );
943  const sc_unsigned_subref& operator = ( long a );
944 
945  const sc_unsigned_subref& operator = ( unsigned int a )
946  { return operator = ( (unsigned long) a ); }
947 
949  { return operator = ( (long) a ); }
950 
953  const sc_unsigned_subref& operator = ( double a );
954  const sc_unsigned_subref& operator = ( const sc_int_base& a );
955  const sc_unsigned_subref& operator = ( const sc_uint_base& a );
956 
957  // concatenation methods
958 
959  virtual void concat_set(int64 src, int low_i);
960  virtual void concat_set(const sc_signed& src, int low_i);
961  virtual void concat_set(const sc_unsigned& src, int low_i);
962  virtual void concat_set(uint64 src, int low_i);
963 
964  // other methods
965 
966  void scan( ::std::istream& is = ::std::cin );
967 
968 protected:
970 };
971 
972 
973 
974 inline
975 ::std::istream&
976 operator >> ( ::std::istream&, sc_unsigned_subref& );
977 
978 
979 // ----------------------------------------------------------------------------
980 // CLASS : sc_unsigned
981 //
982 // Arbitrary precision unsigned number.
983 // ----------------------------------------------------------------------------
984 
986 {
987  friend class sc_concatref;
988  friend class sc_unsigned_bitref_r;
989  friend class sc_unsigned_bitref;
990  friend class sc_unsigned_subref_r;
991  friend class sc_unsigned_subref;
992  friend class sc_signed;
993  friend class sc_signed_subref;
994  friend class sc_signed_subref_r;
995 
996  // Needed for types using sc_unsigned.
997  typedef bool elemtype;
998 
999 public:
1000 
1001  // constructors
1002 
1003  explicit sc_unsigned( int nb = sc_length_param().len() );
1004  sc_unsigned( const sc_unsigned& v );
1005  sc_unsigned( const sc_signed& v );
1006  template<class T>
1007  explicit sc_unsigned( const sc_generic_base<T>& v );
1008  explicit sc_unsigned( const sc_bv_base& v );
1009  explicit sc_unsigned( const sc_lv_base& v );
1010  explicit sc_unsigned( const sc_int_subref_r& v );
1011  explicit sc_unsigned( const sc_uint_subref_r& v );
1012  explicit sc_unsigned( const sc_signed_subref_r& v );
1013  explicit sc_unsigned( const sc_unsigned_subref_r& v );
1014 
1015 
1016 
1017  // assignment operators
1018 
1019  const sc_unsigned& operator = (const sc_unsigned& v);
1020  const sc_unsigned& operator = (const sc_unsigned_subref_r& a );
1021 
1022  template<class T>
1024  { a->to_sc_unsigned(*this); return *this; }
1025 
1026  const sc_unsigned& operator = (const sc_signed& v);
1027  const sc_unsigned& operator = (const sc_signed_subref_r& a );
1028 
1029  const sc_unsigned& operator = ( const char* v);
1030  const sc_unsigned& operator = ( int64 v);
1031  const sc_unsigned& operator = ( uint64 v);
1032  const sc_unsigned& operator = ( long v);
1033  const sc_unsigned& operator = ( unsigned long v);
1034 
1035  const sc_unsigned& operator = ( int v)
1036  { return operator=((long) v); }
1037 
1038  const sc_unsigned& operator = ( unsigned int v)
1039  { return operator=((unsigned long) v); }
1040 
1041  const sc_unsigned& operator = ( double v);
1042  const sc_unsigned& operator = ( const sc_int_base& v);
1043  const sc_unsigned& operator = ( const sc_uint_base& v);
1044 
1045  const sc_unsigned& operator = ( const sc_bv_base& );
1046  const sc_unsigned& operator = ( const sc_lv_base& );
1047 
1048 #ifdef SC_INCLUDE_FX
1049  const sc_unsigned& operator = ( const sc_fxval& );
1050  const sc_unsigned& operator = ( const sc_fxval_fast& );
1051  const sc_unsigned& operator = ( const sc_fxnum& );
1052  const sc_unsigned& operator = ( const sc_fxnum_fast& );
1053 #endif
1054 
1055 
1056  // destructor
1057 
1058  virtual ~sc_unsigned()
1059  {
1060 # ifndef SC_MAX_NBITS
1061  delete [] digit;
1062 # endif
1063  }
1064 
1065  // Concatenation support:
1066 
1067  sc_digit* get_raw() const { return digit; }
1068  virtual int concat_length(bool* xz_present_p) const
1069  { if ( xz_present_p ) *xz_present_p = false; return nbits-1; }
1070  virtual bool concat_get_ctrl( sc_digit* dst_p, int low_i ) const;
1071  virtual bool concat_get_data( sc_digit* dst_p, int low_i ) const;
1072  virtual uint64 concat_get_uint64() const;
1073  virtual void concat_set(int64 src, int low_i);
1074  virtual void concat_set(const sc_signed& src, int low_i);
1075  virtual void concat_set(const sc_unsigned& src, int low_i);
1076  virtual void concat_set(uint64 src, int low_i);
1077 
1078  // Increment operators.
1079 
1081  const sc_unsigned operator ++ (int);
1082 
1083  // Decrement operators.
1084 
1086  const sc_unsigned operator -- (int);
1087 
1088 
1089  // bit selection
1090 
1091  inline void check_index( int i ) const
1092  { if ( (i < 0) || (i >= nbits-1) ) invalid_index(i); }
1093 
1094  void invalid_index( int i ) const;
1095 
1097  {
1098  check_index(i);
1099  sc_unsigned_bitref* result_p =
1100  sc_unsigned_bitref::m_pool.allocate();
1101  result_p->initialize( this, i );
1102  return *result_p;
1103  }
1104 
1105  const sc_unsigned_bitref_r& operator [] ( int i ) const
1106  {
1107  check_index(i);
1108  sc_unsigned_bitref* result_p =
1109  sc_unsigned_bitref::m_pool.allocate();
1110  result_p->initialize( this, i );
1111  return *result_p;
1112  }
1113 
1115  {
1116  check_index(i);
1117  sc_unsigned_bitref* result_p =
1118  sc_unsigned_bitref::m_pool.allocate();
1119  result_p->initialize( this, i );
1120  return *result_p;
1121  }
1122 
1123  const sc_unsigned_bitref_r& bit( int i ) const
1124  {
1125  check_index(i);
1126  sc_unsigned_bitref* result_p =
1127  sc_unsigned_bitref::m_pool.allocate();
1128  result_p->initialize( this, i );
1129  return *result_p;
1130  }
1131 
1132 
1133  // part selection
1134 
1135  // Subref operators. Help access the range of bits from the ith to
1136  // jth. These indices have arbitrary precedence with respect to each
1137  // other, i.e., we can have i <= j or i > j. Note the equivalence
1138  // between range(i, j) and operator (i, j). Also note that
1139  // operator (i, i) returns an unsigned number that corresponds to the
1140  // bit operator [i], so these two forms are not the same.
1141 
1142  inline void check_range( int l, int r ) const
1143  {
1144  if ( l < r )
1145  {
1146  if ( (l < 0) || (r >= nbits-1) ) invalid_range(l,r);
1147  }
1148  else
1149  {
1150  if ( (r < 0) || (l >= nbits-1) ) invalid_range(l,r);
1151  }
1152  }
1153 
1154  void invalid_range( int l, int r ) const;
1155 
1156  sc_unsigned_subref& range( int i, int j )
1157  {
1158  check_range(i,j);
1159  sc_unsigned_subref* result_p =
1160  sc_unsigned_subref::m_pool.allocate();
1161  result_p->initialize( this, i, j );
1162  return *result_p;
1163  }
1164 
1165  const sc_unsigned_subref_r& range( int i, int j ) const
1166  {
1167  check_range(i,j);
1168  sc_unsigned_subref* result_p =
1169  sc_unsigned_subref::m_pool.allocate();
1170  result_p->initialize( this, i, j );
1171  return *result_p;
1172  }
1173 
1175  {
1176  check_range(i,j);
1177  sc_unsigned_subref* result_p =
1178  sc_unsigned_subref::m_pool.allocate();
1179  result_p->initialize( this, i, j );
1180  return *result_p;
1181  }
1182 
1183  const sc_unsigned_subref_r& operator () ( int i, int j ) const
1184  {
1185  check_range(i,j);
1186  sc_unsigned_subref* result_p =
1187  sc_unsigned_subref::m_pool.allocate();
1188  result_p->initialize( this, i, j );
1189  return *result_p;
1190  }
1191 
1192  // explicit conversions
1193 
1194  int to_int() const;
1195  unsigned int to_uint() const;
1196  long to_long() const;
1197  unsigned long to_ulong() const;
1198  int64 to_int64() const;
1199  uint64 to_uint64() const;
1200  double to_double() const;
1201 
1202 #ifdef SC_DT_DEPRECATED
1203  int to_signed() const
1204  { return to_int(); }
1205 
1206  unsigned int to_unsigned() const
1207  { return to_uint(); }
1208 #endif
1209 
1210  // explicit conversion to character string
1211 
1212  const std::string to_string( sc_numrep numrep = SC_DEC ) const;
1213  const std::string to_string( sc_numrep numrep, bool w_prefix ) const;
1214 
1215  // Print functions. dump prints the internals of the class.
1216 
1217  void print( ::std::ostream& os = ::std::cout ) const
1218  { os << to_string(sc_io_base(os,SC_DEC),sc_io_show_base(os)); }
1219 
1220  void scan( ::std::istream& is = ::std::cin );
1221 
1222  void dump( ::std::ostream& os = ::std::cout ) const;
1223 
1224 
1225  // Functions to find various properties.
1226  int length() const { return nbits - 1; } // Bit width.
1227  bool iszero() const; // Is the number zero?
1228  bool sign() const { return 0; } // Sign.
1229 
1230  // reduce methods
1231 
1232  bool and_reduce() const;
1233 
1234  bool nand_reduce() const
1235  { return ( ! and_reduce() ); }
1236 
1237  bool or_reduce() const;
1238 
1239  bool nor_reduce() const
1240  { return ( ! or_reduce() ); }
1241 
1242  bool xor_reduce() const;
1243 
1244  bool xnor_reduce() const
1245  { return ( ! xor_reduce() ); }
1246 
1247 
1248  // Functions to access individual bits.
1249  bool test(int i) const; // Is the ith bit 0 or 1?
1250  void set(int i); // Set the ith bit to 1.
1251  void clear(int i); // Set the ith bit to 0.
1252  void set(int i, bool v) // Set the ith bit to v.
1253  { if (v) set(i); else clear(i); }
1254  void invert(int i) // Negate the ith bit.
1255  { if (test(i)) clear(i); else set(i); }
1256 
1257  // Make the number equal to its mirror image.
1258  void reverse();
1259 
1260  // Get/set a packed bit representation of the number.
1261  void get_packed_rep(sc_digit *buf) const;
1262  void set_packed_rep(sc_digit *buf);
1263 
1264  /*
1265  The comparison of the old and new semantics are as follows:
1266 
1267  Let s = sc_signed,
1268  u = sc_unsigned,
1269  un = { uint64, unsigned long, unsigned int },
1270  sn = { int64, long, int, char* }, and
1271  OP = { +, -, *, /, % }.
1272 
1273  Old semantics: New semantics:
1274  u OP u -> u u OP u -> u
1275  s OP u -> u s OP u -> s
1276  u OP s -> u u OP s -> s
1277  s OP s -> s s OP s -> s
1278 
1279  u OP un = un OP u -> u u OP un = un OP u -> u
1280  u OP sn = sn OP u -> u u OP sn = sn OP u -> s
1281 
1282  s OP un = un OP s -> s s OP un = un OP s -> s
1283  s OP sn = sn OP s -> s s OP sn = sn OP s -> s
1284 
1285  In the new semantics, the result is u if both operands are u; the
1286  result is s otherwise. The only exception is subtraction. The result
1287  of a subtraction is always s.
1288 
1289  The old semantics is like C/C++ semantics on integer types; the
1290  new semantics is due to the VSIA C/C++ data types standard.
1291  */
1292 
1293  // ARITHMETIC OPERATORS:
1294 
1295  // ADDition operators:
1296 
1297  friend sc_signed operator + (const sc_unsigned& u, const sc_signed& v);
1298  friend sc_signed operator + (const sc_signed& u, const sc_unsigned& v);
1299 
1300  friend sc_unsigned operator + (const sc_unsigned& u, const sc_unsigned& v);
1301  friend sc_signed operator + (const sc_unsigned& u, int64 v);
1302  friend sc_unsigned operator + (const sc_unsigned& u, uint64 v);
1303  friend sc_signed operator + (const sc_unsigned& u, long v);
1304  friend sc_unsigned operator + (const sc_unsigned& u, unsigned long v);
1305  friend sc_signed operator + (const sc_unsigned& u, int v);
1306  friend sc_unsigned operator + (const sc_unsigned& u, unsigned int v)
1307  { return operator+(u, (unsigned long) v); }
1308 
1309  friend sc_signed operator + (int64 u, const sc_unsigned& v);
1310  friend sc_unsigned operator + (uint64 u, const sc_unsigned& v);
1311  friend sc_signed operator + (long u, const sc_unsigned& v);
1312  friend sc_unsigned operator + (unsigned long u, const sc_unsigned& v);
1313  friend sc_signed operator + (int u, const sc_unsigned& v);
1314  friend sc_unsigned operator + (unsigned int u, const sc_unsigned& v)
1315  { return operator+((unsigned long) u, v); }
1316 
1317  const sc_unsigned& operator += (const sc_signed& v);
1318  const sc_unsigned& operator += (const sc_unsigned& v);
1319  const sc_unsigned& operator += (int64 v);
1320  const sc_unsigned& operator += (uint64 v);
1321  const sc_unsigned& operator += (long v);
1322  const sc_unsigned& operator += (unsigned long v);
1324  { return operator+=((long) v); }
1325  const sc_unsigned& operator += (unsigned int v)
1326  { return operator+=((unsigned long) v); }
1327 
1328  friend sc_unsigned operator + (const sc_unsigned& u, const sc_uint_base& v);
1329  friend sc_signed operator + (const sc_unsigned& u, const sc_int_base& v);
1330  friend sc_unsigned operator + (const sc_uint_base& u, const sc_unsigned& v);
1331  friend sc_signed operator + (const sc_int_base& u, const sc_unsigned& v);
1332  const sc_unsigned& operator += (const sc_int_base& v);
1333  const sc_unsigned& operator += (const sc_uint_base& v);
1334 
1335  // SUBtraction operators:
1336 
1337  friend sc_signed operator - (const sc_unsigned& u, const sc_signed& v);
1338  friend sc_signed operator - (const sc_signed& u, const sc_unsigned& v);
1339 
1340  friend sc_signed operator - (const sc_unsigned& u, const sc_unsigned& v);
1341  friend sc_signed operator - (const sc_unsigned& u, int64 v);
1342  friend sc_signed operator - (const sc_unsigned& u, uint64 v);
1343  friend sc_signed operator - (const sc_unsigned& u, long v);
1344  friend sc_signed operator - (const sc_unsigned& u, unsigned long v);
1345  friend sc_signed operator - (const sc_unsigned& u, int v);
1346  friend sc_signed operator - (const sc_unsigned& u, unsigned int v);
1347 
1348  friend sc_signed operator - (int64 u, const sc_unsigned& v);
1349  friend sc_signed operator - (uint64 u, const sc_unsigned& v);
1350  friend sc_signed operator - (long u, const sc_unsigned& v);
1351  friend sc_signed operator - (unsigned long u, const sc_unsigned& v);
1352  friend sc_signed operator - (int u, const sc_unsigned& v);
1353  friend sc_signed operator - (unsigned int u, const sc_unsigned& v);
1354 
1355  const sc_unsigned& operator -= (const sc_signed& v);
1356  const sc_unsigned& operator -= (const sc_unsigned& v);
1357  const sc_unsigned& operator -= (int64 v);
1358  const sc_unsigned& operator -= (uint64 v);
1359  const sc_unsigned& operator -= (long v);
1360  const sc_unsigned& operator -= (unsigned long v);
1362  { return operator-=((long) v); }
1363  const sc_unsigned& operator -= (unsigned int v)
1364  { return operator-=((unsigned long) v); }
1365 
1366  friend sc_signed operator - (const sc_unsigned& u, const sc_uint_base& v);
1367  friend sc_signed operator - (const sc_unsigned& u, const sc_int_base& v);
1368  friend sc_signed operator - (const sc_uint_base& u, const sc_unsigned& v);
1369  friend sc_signed operator - (const sc_int_base& u, const sc_unsigned& v);
1370  const sc_unsigned& operator -= (const sc_int_base& v);
1371  const sc_unsigned& operator -= (const sc_uint_base& v);
1372 
1373  // MULtiplication operators:
1374 
1375  friend sc_signed operator * (const sc_unsigned& u, const sc_signed& v);
1376  friend sc_signed operator * (const sc_signed& u, const sc_unsigned& v);
1377 
1378  friend sc_unsigned operator * (const sc_unsigned& u, const sc_unsigned& v);
1379  friend sc_signed operator * (const sc_unsigned& u, int64 v);
1380  friend sc_unsigned operator * (const sc_unsigned& u, uint64 v);
1381  friend sc_signed operator * (const sc_unsigned& u, long v);
1382  friend sc_unsigned operator * (const sc_unsigned& u, unsigned long v);
1383  friend sc_signed operator * (const sc_unsigned& u, int v);
1384  friend sc_unsigned operator * (const sc_unsigned& u, unsigned int v)
1385  { return operator*(u, (unsigned long) v); }
1386 
1387  friend sc_signed operator * (int64 u, const sc_unsigned& v);
1388  friend sc_unsigned operator * (uint64 u, const sc_unsigned& v);
1389  friend sc_signed operator * (long u, const sc_unsigned& v);
1390  friend sc_unsigned operator * (unsigned long u, const sc_unsigned& v);
1391  friend sc_signed operator * (int u, const sc_unsigned& v);
1392  friend sc_unsigned operator * (unsigned int u, const sc_unsigned& v)
1393  { return operator*((unsigned long) u, v); }
1394 
1395  const sc_unsigned& operator *= (const sc_signed& v);
1396  const sc_unsigned& operator *= (const sc_unsigned& v);
1397  const sc_unsigned& operator *= (int64 v);
1398  const sc_unsigned& operator *= (uint64 v);
1399  const sc_unsigned& operator *= (long v);
1400  const sc_unsigned& operator *= (unsigned long v);
1402  { return operator*=((long) v); }
1403  const sc_unsigned& operator *= (unsigned int v)
1404  { return operator*=((unsigned long) v); }
1405 
1406  friend sc_unsigned operator * (const sc_unsigned& u, const sc_uint_base& v);
1407  friend sc_signed operator * (const sc_unsigned& u, const sc_int_base& v);
1408  friend sc_unsigned operator * (const sc_uint_base& u, const sc_unsigned& v);
1409  friend sc_signed operator * (const sc_int_base& u, const sc_unsigned& v);
1410  const sc_unsigned& operator *= (const sc_int_base& v);
1411  const sc_unsigned& operator *= (const sc_uint_base& v);
1412 
1413  // DIVision operators:
1414 
1415  friend sc_signed operator / (const sc_unsigned& u, const sc_signed& v);
1416  friend sc_signed operator / (const sc_signed& u, const sc_unsigned& v);
1417 
1418  friend sc_unsigned operator / (const sc_unsigned& u, const sc_unsigned& v);
1419  friend sc_signed operator / (const sc_unsigned& u, int64 v);
1420  friend sc_unsigned operator / (const sc_unsigned& u, uint64 v);
1421  friend sc_signed operator / (const sc_unsigned& u, long v);
1422  friend sc_unsigned operator / (const sc_unsigned& u, unsigned long v);
1423  friend sc_signed operator / (const sc_unsigned& u, int v);
1424  friend sc_unsigned operator / (const sc_unsigned& u, unsigned int v)
1425  { return operator/(u, (unsigned long) v); }
1426 
1427  friend sc_signed operator / (int64 u, const sc_unsigned& v);
1428  friend sc_unsigned operator / (uint64 u, const sc_unsigned& v);
1429  friend sc_signed operator / (long u, const sc_unsigned& v);
1430  friend sc_unsigned operator / (unsigned long u, const sc_unsigned& v);
1431  friend sc_signed operator / (int u, const sc_unsigned& v);
1432  friend sc_unsigned operator / (unsigned int u, const sc_unsigned& v)
1433  { return operator/((unsigned long) u, v); }
1434 
1435  const sc_unsigned& operator /= (const sc_signed& v);
1436  const sc_unsigned& operator /= (const sc_unsigned& v);
1437  const sc_unsigned& operator /= (int64 v);
1438  const sc_unsigned& operator /= (uint64 v);
1439  const sc_unsigned& operator /= (long v);
1440  const sc_unsigned& operator /= (unsigned long v);
1442  { return operator/=((long) v); }
1443  const sc_unsigned& operator /= (unsigned int v)
1444  { return operator/=((unsigned long) v); }
1445 
1446  friend sc_unsigned operator / (const sc_unsigned& u, const sc_uint_base& v);
1447  friend sc_signed operator / (const sc_unsigned& u, const sc_int_base& v);
1448  friend sc_unsigned operator / (const sc_uint_base& u, const sc_unsigned& v);
1449  friend sc_signed operator / (const sc_int_base& u, const sc_unsigned& v);
1450  const sc_unsigned& operator /= (const sc_int_base& v);
1451  const sc_unsigned& operator /= (const sc_uint_base& v);
1452 
1453  // MODulo operators:
1454 
1455  friend sc_signed operator % (const sc_unsigned& u, const sc_signed& v);
1456  friend sc_signed operator % (const sc_signed& u, const sc_unsigned& v);
1457 
1458  friend sc_unsigned operator % (const sc_unsigned& u, const sc_unsigned& v);
1459  friend sc_signed operator % (const sc_unsigned& u, int64 v);
1460  friend sc_unsigned operator % (const sc_unsigned& u, uint64 v);
1461  friend sc_signed operator % (const sc_unsigned& u, long v);
1462  friend sc_unsigned operator % (const sc_unsigned& u, unsigned long v);
1463  friend sc_signed operator % (const sc_unsigned& u, int v);
1464  friend sc_unsigned operator % (const sc_unsigned& u, unsigned int v)
1465  { return operator%(u, (unsigned long) v); }
1466 
1467  friend sc_signed operator % (int64 u, const sc_unsigned& v);
1468  friend sc_unsigned operator % (uint64 u, const sc_unsigned& v);
1469  friend sc_signed operator % (long u, const sc_unsigned& v);
1470  friend sc_unsigned operator % (unsigned long u, const sc_unsigned& v);
1471  friend sc_signed operator % (int u, const sc_unsigned& v);
1472  friend sc_unsigned operator % (unsigned int u, const sc_unsigned& v)
1473  { return operator%((unsigned long) u, v); }
1474 
1475  const sc_unsigned& operator %= (const sc_signed& v);
1476  const sc_unsigned& operator %= (const sc_unsigned& v);
1477  const sc_unsigned& operator %= (int64 v);
1478  const sc_unsigned& operator %= (uint64 v);
1479  const sc_unsigned& operator %= (long v);
1480  const sc_unsigned& operator %= (unsigned long v);
1482  { return operator%=((long) v); }
1483  const sc_unsigned& operator %= (unsigned int v)
1484  { return operator%=((unsigned long) v); }
1485 
1486  friend sc_unsigned operator % (const sc_unsigned& u, const sc_uint_base& v);
1487  friend sc_signed operator % (const sc_unsigned& u, const sc_int_base& v);
1488  friend sc_unsigned operator % (const sc_uint_base& u, const sc_unsigned& v);
1489  friend sc_signed operator % (const sc_int_base& u, const sc_unsigned& v);
1490  const sc_unsigned& operator %= (const sc_int_base& v);
1491  const sc_unsigned& operator %= (const sc_uint_base& v);
1492 
1493  // BITWISE OPERATORS:
1494 
1495  // Bitwise AND operators:
1496 
1497  friend sc_signed operator & (const sc_unsigned& u, const sc_signed& v);
1498  friend sc_signed operator & (const sc_signed& u, const sc_unsigned& v);
1499 
1500  friend sc_unsigned operator & (const sc_unsigned& u, const sc_unsigned& v);
1501  friend sc_signed operator & (const sc_unsigned& u, int64 v);
1502  friend sc_unsigned operator & (const sc_unsigned& u, uint64 v);
1503  friend sc_signed operator & (const sc_unsigned& u, long v);
1504  friend sc_unsigned operator & (const sc_unsigned& u, unsigned long v);
1505  friend sc_signed operator & (const sc_unsigned& u, int v);
1506  friend sc_unsigned operator & (const sc_unsigned& u, unsigned int v)
1507  { return operator&(u, (unsigned long) v); }
1508 
1509  friend sc_signed operator & (int64 u, const sc_unsigned& v);
1510  friend sc_unsigned operator & (uint64 u, const sc_unsigned& v);
1511  friend sc_signed operator & (long u, const sc_unsigned& v);
1512  friend sc_unsigned operator & (unsigned long u, const sc_unsigned& v);
1513  friend sc_signed operator & (int u, const sc_unsigned& v);
1514  friend sc_unsigned operator & (unsigned int u, const sc_unsigned& v)
1515  { return operator&((unsigned long) u, v); }
1516 
1517  const sc_unsigned& operator &= (const sc_signed& v);
1518  const sc_unsigned& operator &= (const sc_unsigned& v);
1519  const sc_unsigned& operator &= (int64 v);
1520  const sc_unsigned& operator &= (uint64 v);
1521  const sc_unsigned& operator &= (long v);
1522  const sc_unsigned& operator &= (unsigned long v);
1524  { return operator&=((long) v); }
1525  const sc_unsigned& operator &= (unsigned int v)
1526  { return operator&=((unsigned long) v); }
1527 
1528  friend sc_unsigned operator & (const sc_unsigned& u, const sc_uint_base& v);
1529  friend sc_signed operator & (const sc_unsigned& u, const sc_int_base& v);
1530  friend sc_unsigned operator & (const sc_uint_base& u, const sc_unsigned& v);
1531  friend sc_signed operator & (const sc_int_base& u, const sc_unsigned& v);
1532  const sc_unsigned& operator &= (const sc_int_base& v);
1533  const sc_unsigned& operator &= (const sc_uint_base& v);
1534 
1535  // Bitwise OR operators:
1536 
1537  friend sc_signed operator | (const sc_unsigned& u, const sc_signed& v);
1538  friend sc_signed operator | (const sc_signed& u, const sc_unsigned& v);
1539 
1540  friend sc_unsigned operator | (const sc_unsigned& u, const sc_unsigned& v);
1541  friend sc_signed operator | (const sc_unsigned& u, int64 v);
1542  friend sc_unsigned operator | (const sc_unsigned& u, uint64 v);
1543  friend sc_signed operator | (const sc_unsigned& u, long v);
1544  friend sc_unsigned operator | (const sc_unsigned& u, unsigned long v);
1545  friend sc_signed operator | (const sc_unsigned& u, int v);
1546  friend sc_unsigned operator | (const sc_unsigned& u, unsigned int v)
1547  { return operator|(u, (unsigned long) v); }
1548 
1549  friend sc_signed operator | (int64 u, const sc_unsigned& v);
1550  friend sc_unsigned operator | (uint64 u, const sc_unsigned& v);
1551  friend sc_signed operator | (long u, const sc_unsigned& v);
1552  friend sc_unsigned operator | (unsigned long u, const sc_unsigned& v);
1553  friend sc_signed operator | (int u, const sc_unsigned& v);
1554  friend sc_unsigned operator | (unsigned int u, const sc_unsigned& v)
1555  { return operator|((unsigned long) u, v); }
1556 
1557  const sc_unsigned& operator |= (const sc_signed& v);
1558  const sc_unsigned& operator |= (const sc_unsigned& v);
1559  const sc_unsigned& operator |= (int64 v);
1560  const sc_unsigned& operator |= (uint64 v);
1561  const sc_unsigned& operator |= (long v);
1562  const sc_unsigned& operator |= (unsigned long v);
1564  { return operator|=((long) v); }
1565  const sc_unsigned& operator |= (unsigned int v)
1566  { return operator|=((unsigned long) v); }
1567 
1568  friend sc_unsigned operator | (const sc_unsigned& u, const sc_uint_base& v);
1569  friend sc_signed operator | (const sc_unsigned& u, const sc_int_base& v);
1570  friend sc_unsigned operator | (const sc_uint_base& u, const sc_unsigned& v);
1571  friend sc_signed operator | (const sc_int_base& u, const sc_unsigned& v);
1572  const sc_unsigned& operator |= (const sc_int_base& v);
1573  const sc_unsigned& operator |= (const sc_uint_base& v);
1574 
1575  // Bitwise XOR operators:
1576 
1577  friend sc_signed operator ^ (const sc_unsigned& u, const sc_signed& v);
1578  friend sc_signed operator ^ (const sc_signed& u, const sc_unsigned& v);
1579 
1580  friend sc_unsigned operator ^ (const sc_unsigned& u, const sc_unsigned& v);
1581  friend sc_signed operator ^ (const sc_unsigned& u, int64 v);
1582  friend sc_unsigned operator ^ (const sc_unsigned& u, uint64 v);
1583  friend sc_signed operator ^ (const sc_unsigned& u, long v);
1584  friend sc_unsigned operator ^ (const sc_unsigned& u, unsigned long v);
1585  friend sc_signed operator ^ (const sc_unsigned& u, int v);
1586  friend sc_unsigned operator ^ (const sc_unsigned& u, unsigned int v)
1587  { return operator^(u, (unsigned long) v); }
1588 
1589  friend sc_signed operator ^ (int64 u, const sc_unsigned& v);
1590  friend sc_unsigned operator ^ (uint64 u, const sc_unsigned& v);
1591  friend sc_signed operator ^ (long u, const sc_unsigned& v);
1592  friend sc_unsigned operator ^ (unsigned long u, const sc_unsigned& v);
1593  friend sc_signed operator ^ (int u, const sc_unsigned& v);
1594  friend sc_unsigned operator ^ (unsigned int u, const sc_unsigned& v)
1595  { return operator^((unsigned long) u, v); }
1596 
1597  const sc_unsigned& operator ^= (const sc_signed& v);
1598  const sc_unsigned& operator ^= (const sc_unsigned& v);
1599  const sc_unsigned& operator ^= (int64 v);
1600  const sc_unsigned& operator ^= (uint64 v);
1601  const sc_unsigned& operator ^= (long v);
1602  const sc_unsigned& operator ^= (unsigned long v);
1604  { return operator^=((long) v); }
1605  const sc_unsigned& operator ^= (unsigned int v)
1606  { return operator^=((unsigned long) v); }
1607 
1608  friend sc_unsigned operator ^ (const sc_unsigned& u, const sc_uint_base& v);
1609  friend sc_signed operator ^ (const sc_unsigned& u, const sc_int_base& v);
1610  friend sc_unsigned operator ^ (const sc_uint_base& u, const sc_unsigned& v);
1611  friend sc_signed operator ^ (const sc_int_base& u, const sc_unsigned& v);
1612  const sc_unsigned& operator ^= (const sc_int_base& v);
1613  const sc_unsigned& operator ^= (const sc_uint_base& v);
1614 
1615  // SHIFT OPERATORS:
1616 
1617  // LEFT SHIFT operators:
1618 
1619  friend sc_unsigned operator << (const sc_unsigned& u, const sc_signed& v);
1620  friend sc_signed operator << (const sc_signed& u, const sc_unsigned& v);
1621 
1622  friend sc_unsigned operator << (const sc_unsigned& u, const sc_unsigned& v);
1623  friend sc_unsigned operator << (const sc_unsigned& u, int64 v);
1624  friend sc_unsigned operator << (const sc_unsigned& u, uint64 v);
1625  friend sc_unsigned operator << (const sc_unsigned& u, long v);
1626  friend sc_unsigned operator << (const sc_unsigned& u, unsigned long v);
1627  friend sc_unsigned operator << (const sc_unsigned& u, int v)
1628  { return operator<<(u, (long) v); }
1629  friend sc_unsigned operator << (const sc_unsigned& u, unsigned int v)
1630  { return operator<<(u, (unsigned long) v); }
1631 
1632  const sc_unsigned& operator <<= (const sc_signed& v);
1633  const sc_unsigned& operator <<= (const sc_unsigned& v);
1634  const sc_unsigned& operator <<= (int64 v);
1635  const sc_unsigned& operator <<= (uint64 v);
1636  const sc_unsigned& operator <<= (long v);
1637  const sc_unsigned& operator <<= (unsigned long v);
1639  { return operator<<=((long) v); }
1640  const sc_unsigned& operator <<= (unsigned int v)
1641  { return operator<<=((unsigned long) v); }
1642 
1643  friend sc_unsigned operator << (const sc_unsigned& u, const sc_uint_base& v);
1644  friend sc_unsigned operator << (const sc_unsigned& u, const sc_int_base& v);
1645  const sc_unsigned& operator <<= (const sc_int_base& v);
1646  const sc_unsigned& operator <<= (const sc_uint_base& v);
1647 
1648  // RIGHT SHIFT operators:
1649 
1650  friend sc_unsigned operator >> (const sc_unsigned& u, const sc_signed& v);
1651  friend sc_signed operator >> (const sc_signed& u, const sc_unsigned& v);
1652 
1653  friend sc_unsigned operator >> (const sc_unsigned& u, const sc_unsigned& v);
1654  friend sc_unsigned operator >> (const sc_unsigned& u, int64 v);
1655  friend sc_unsigned operator >> (const sc_unsigned& u, uint64 v);
1656  friend sc_unsigned operator >> (const sc_unsigned& u, long v);
1657  friend sc_unsigned operator >> (const sc_unsigned& u, unsigned long v);
1658  friend sc_unsigned operator >> (const sc_unsigned& u, int v)
1659  { return operator>>(u, (long) v); }
1660  friend sc_unsigned operator >> (const sc_unsigned& u, unsigned int v)
1661  { return operator>>(u, (unsigned long) v); }
1662 
1663  const sc_unsigned& operator >>= (const sc_signed& v);
1664  const sc_unsigned& operator >>= (const sc_unsigned& v);
1665  const sc_unsigned& operator >>= (int64 v);
1666  const sc_unsigned& operator >>= (uint64 v);
1667  const sc_unsigned& operator >>= (long v);
1668  const sc_unsigned& operator >>= (unsigned long v);
1670  { return operator>>=((long) v); }
1671  const sc_unsigned& operator >>= (unsigned int v)
1672  { return operator>>=((unsigned long) v); }
1673 
1674  friend sc_unsigned operator >> ( const sc_unsigned& , const sc_uint_base& );
1675  friend sc_unsigned operator >> ( const sc_unsigned&, const sc_int_base& );
1676  const sc_unsigned& operator >>= (const sc_int_base& v);
1677  const sc_unsigned& operator >>= (const sc_uint_base& v);
1678 
1679  // Unary arithmetic operators
1680  friend sc_unsigned operator + (const sc_unsigned& u);
1681  friend sc_signed operator - (const sc_unsigned& u);
1682 
1683  // LOGICAL OPERATORS:
1684 
1685  // Logical EQUAL operators:
1686 
1687  friend bool operator == (const sc_unsigned& u, const sc_signed& v);
1688  friend bool operator == (const sc_signed& u, const sc_unsigned& v);
1689 
1690  friend bool operator == (const sc_unsigned& u, const sc_unsigned& v);
1691  friend bool operator == (const sc_unsigned& u, int64 v);
1692  friend bool operator == (const sc_unsigned& u, uint64 v);
1693  friend bool operator == (const sc_unsigned& u, long v);
1694  friend bool operator == (const sc_unsigned& u, unsigned long v);
1695  friend bool operator == (const sc_unsigned& u, int v)
1696  { return operator==(u, (long) v); }
1697  friend bool operator == (const sc_unsigned& u, unsigned int v)
1698  { return operator==(u, (unsigned long) v); }
1699 
1700  friend bool operator == (int64 u, const sc_unsigned& v);
1701  friend bool operator == (uint64 u, const sc_unsigned& v);
1702  friend bool operator == (long u, const sc_unsigned& v);
1703  friend bool operator == (unsigned long u, const sc_unsigned& v);
1704  friend bool operator == (int u, const sc_unsigned& v)
1705  { return operator==((long) u, v); }
1706  friend bool operator == (unsigned int u, const sc_unsigned& v)
1707  { return operator==((unsigned long) u, v); }
1708 
1709  friend bool operator == (const sc_unsigned& u, const sc_uint_base& v);
1710  friend bool operator == (const sc_unsigned& u, const sc_int_base& v);
1711  friend bool operator == (const sc_uint_base& u, const sc_unsigned& v);
1712  friend bool operator == (const sc_int_base& u, const sc_unsigned& v);
1713 
1714  // Logical NOT_EQUAL operators:
1715 
1716  friend bool operator != (const sc_unsigned& u, const sc_signed& v);
1717  friend bool operator != (const sc_signed& u, const sc_unsigned& v);
1718 
1719  friend bool operator != (const sc_unsigned& u, const sc_unsigned& v);
1720  friend bool operator != (const sc_unsigned& u, int64 v);
1721  friend bool operator != (const sc_unsigned& u, uint64 v);
1722  friend bool operator != (const sc_unsigned& u, long v);
1723  friend bool operator != (const sc_unsigned& u, unsigned long v);
1724  friend bool operator != (const sc_unsigned& u, int v)
1725  { return operator!=(u, (long) v); }
1726  friend bool operator != (const sc_unsigned& u, unsigned int v)
1727  { return operator!=(u, (unsigned long) v); }
1728 
1729  friend bool operator != (int64 u, const sc_unsigned& v);
1730  friend bool operator != (uint64 u, const sc_unsigned& v);
1731  friend bool operator != (long u, const sc_unsigned& v);
1732  friend bool operator != (unsigned long u, const sc_unsigned& v);
1733  friend bool operator != (int u, const sc_unsigned& v)
1734  { return operator!=((long) u, v); }
1735  friend bool operator != (unsigned int u, const sc_unsigned& v)
1736  { return operator!=((unsigned long) u, v); }
1737 
1738  friend bool operator != (const sc_unsigned& u, const sc_uint_base& v);
1739  friend bool operator != (const sc_unsigned& u, const sc_int_base& v);
1740  friend bool operator != (const sc_uint_base& u, const sc_unsigned& v);
1741  friend bool operator != (const sc_int_base& u, const sc_unsigned& v);
1742 
1743  // Logical LESS_THAN operators:
1744 
1745  friend bool operator < (const sc_unsigned& u, const sc_signed& v);
1746  friend bool operator < (const sc_signed& u, const sc_unsigned& v);
1747 
1748  friend bool operator < (const sc_unsigned& u, const sc_unsigned& v);
1749  friend bool operator < (const sc_unsigned& u, int64 v);
1750  friend bool operator < (const sc_unsigned& u, uint64 v);
1751  friend bool operator < (const sc_unsigned& u, long v);
1752  friend bool operator < (const sc_unsigned& u, unsigned long v);
1753  friend bool operator < (const sc_unsigned& u, int v)
1754  { return operator<(u, (long) v); }
1755  friend bool operator < (const sc_unsigned& u, unsigned int v)
1756  { return operator<(u, (unsigned long) v); }
1757 
1758  friend bool operator < (int64 u, const sc_unsigned& v);
1759  friend bool operator < (uint64 u, const sc_unsigned& v);
1760  friend bool operator < (long u, const sc_unsigned& v);
1761  friend bool operator < (unsigned long u, const sc_unsigned& v);
1762  friend bool operator < (int u, const sc_unsigned& v)
1763  { return operator<((long) u, v); }
1764  friend bool operator < (unsigned int u, const sc_unsigned& v)
1765  { return operator<((unsigned long) u, v); }
1766 
1767  friend bool operator < (const sc_unsigned& u, const sc_uint_base& v);
1768  friend bool operator < (const sc_unsigned& u, const sc_int_base& v);
1769  friend bool operator < (const sc_uint_base& u, const sc_unsigned& v);
1770  friend bool operator < (const sc_int_base& u, const sc_unsigned& v);
1771 
1772  // Logical LESS_THAN_AND_EQUAL operators:
1773 
1774  friend bool operator <= (const sc_unsigned& u, const sc_signed& v);
1775  friend bool operator <= (const sc_signed& u, const sc_unsigned& v);
1776 
1777  friend bool operator <= (const sc_unsigned& u, const sc_unsigned& v);
1778  friend bool operator <= (const sc_unsigned& u, int64 v);
1779  friend bool operator <= (const sc_unsigned& u, uint64 v);
1780  friend bool operator <= (const sc_unsigned& u, long v);
1781  friend bool operator <= (const sc_unsigned& u, unsigned long v);
1782  friend bool operator <= (const sc_unsigned& u, int v)
1783  { return operator<=(u, (long) v); }
1784  friend bool operator <= (const sc_unsigned& u, unsigned int v)
1785  { return operator<=(u, (unsigned long) v); }
1786 
1787  friend bool operator <= (int64 u, const sc_unsigned& v);
1788  friend bool operator <= (uint64 u, const sc_unsigned& v);
1789  friend bool operator <= (long u, const sc_unsigned& v);
1790  friend bool operator <= (unsigned long u, const sc_unsigned& v);
1791  friend bool operator <= (int u, const sc_unsigned& v)
1792  { return operator<=((long) u, v); }
1793  friend bool operator <= (unsigned int u, const sc_unsigned& v)
1794  { return operator<=((unsigned long) u, v); }
1795 
1796  friend bool operator <= (const sc_unsigned& u, const sc_uint_base& v);
1797  friend bool operator <= (const sc_unsigned& u, const sc_int_base& v);
1798  friend bool operator <= (const sc_uint_base& u, const sc_unsigned& v);
1799  friend bool operator <= (const sc_int_base& u, const sc_unsigned& v);
1800 
1801  // Logical GREATER_THAN operators:
1802 
1803  friend bool operator > (const sc_unsigned& u, const sc_signed& v);
1804  friend bool operator > (const sc_signed& u, const sc_unsigned& v);
1805 
1806  friend bool operator > (const sc_unsigned& u, const sc_unsigned& v);
1807  friend bool operator > (const sc_unsigned& u, int64 v);
1808  friend bool operator > (const sc_unsigned& u, uint64 v);
1809  friend bool operator > (const sc_unsigned& u, long v);
1810  friend bool operator > (const sc_unsigned& u, unsigned long v);
1811  friend bool operator > (const sc_unsigned& u, int v)
1812  { return operator>(u, (long) v); }
1813  friend bool operator > (const sc_unsigned& u, unsigned int v)
1814  { return operator>(u, (unsigned long) v); }
1815 
1816  friend bool operator > (int64 u, const sc_unsigned& v);
1817  friend bool operator > (uint64 u, const sc_unsigned& v);
1818  friend bool operator > (long u, const sc_unsigned& v);
1819  friend bool operator > (unsigned long u, const sc_unsigned& v);
1820  friend bool operator > (int u, const sc_unsigned& v)
1821  { return operator>((long) u, v); }
1822  friend bool operator > (unsigned int u, const sc_unsigned& v)
1823  { return operator>((unsigned long) u, v); }
1824 
1825  friend bool operator > (const sc_unsigned& u, const sc_uint_base& v);
1826  friend bool operator > (const sc_unsigned& u, const sc_int_base& v);
1827  friend bool operator > (const sc_uint_base& u, const sc_unsigned& v);
1828  friend bool operator > (const sc_int_base& u, const sc_unsigned& v);
1829 
1830  // Logical GREATER_THAN_AND_EQUAL operators:
1831 
1832  friend bool operator >= (const sc_unsigned& u, const sc_signed& v);
1833  friend bool operator >= (const sc_signed& u, const sc_unsigned& v);
1834 
1835  friend bool operator >= (const sc_unsigned& u, const sc_unsigned& v);
1836  friend bool operator >= (const sc_unsigned& u, int64 v);
1837  friend bool operator >= (const sc_unsigned& u, uint64 v);
1838  friend bool operator >= (const sc_unsigned& u, long v);
1839  friend bool operator >= (const sc_unsigned& u, unsigned long v);
1840  friend bool operator >= (const sc_unsigned& u, int v)
1841  { return operator>=(u, (long) v); }
1842  friend bool operator >= (const sc_unsigned& u, unsigned int v)
1843  { return operator>=(u, (unsigned long) v); }
1844 
1845  friend bool operator >= (int64 u, const sc_unsigned& v);
1846  friend bool operator >= (uint64 u, const sc_unsigned& v);
1847  friend bool operator >= (long u, const sc_unsigned& v);
1848  friend bool operator >= (unsigned long u, const sc_unsigned& v);
1849  friend bool operator >= (int u, const sc_unsigned& v)
1850  { return operator>=((long) u, v); }
1851  friend bool operator >= (unsigned int u, const sc_unsigned& v)
1852  { return operator>=((unsigned long) u, v); }
1853 
1854  friend bool operator >= (const sc_unsigned& u, const sc_uint_base& v);
1855  friend bool operator >= (const sc_unsigned& u, const sc_int_base& v);
1856  friend bool operator >= (const sc_uint_base& u, const sc_unsigned& v);
1857  friend bool operator >= (const sc_int_base& u, const sc_unsigned& v);
1858 
1859  // Bitwise NOT operator (unary).
1860  friend sc_unsigned operator ~ (const sc_unsigned& u);
1861 
1862  // Helper functions.
1863  friend int compare_unsigned(small_type us,
1864  int unb,
1865  int und,
1866  const sc_digit *ud,
1867  small_type vs,
1868  int vnb,
1869  int vnd,
1870  const sc_digit *vd,
1871  small_type if_u_signed,
1872  small_type if_v_signed);
1873 
1875  int unb,
1876  int und,
1877  const sc_digit *ud,
1878  small_type vs,
1879  int vnb,
1880  int vnd,
1881  const sc_digit *vd);
1882 
1884  int unb,
1885  int und,
1886  const sc_digit *ud,
1887  small_type vs,
1888  int vnb,
1889  int vnd,
1890  const sc_digit *vd);
1891 
1893  int unb,
1894  int und,
1895  const sc_digit *ud,
1896  int vnb,
1897  int vnd,
1898  const sc_digit *vd);
1899 
1901  int unb,
1902  int und,
1903  const sc_digit *ud,
1904  int vnb,
1905  int vnd,
1906  const sc_digit *vd);
1907 
1909  int unb,
1910  int und,
1911  const sc_digit *ud,
1912  int vnb,
1913  int vnd,
1914  const sc_digit *vd);
1915 
1917  int unb,
1918  int und,
1919  const sc_digit *ud,
1920  small_type vs,
1921  int vnb,
1922  int vnd,
1923  const sc_digit *vd);
1924 
1926  int unb,
1927  int und,
1928  const sc_digit *ud,
1929  small_type vs,
1930  int vnb,
1931  int vnd,
1932  const sc_digit *vd);
1933 
1935  int unb,
1936  int und,
1937  const sc_digit *ud,
1938  small_type vs,
1939  int vnb,
1940  int vnd,
1941  const sc_digit *vd);
1942 
1943 public:
1945 
1946 private:
1947 
1948  small_type sgn; // Shortened as s.
1949  int nbits; // Shortened as nb.
1950  int ndigits; // Shortened as nd.
1951 
1952 #ifdef SC_MAX_NBITS
1953  sc_digit digit[DIV_CEIL(SC_MAX_NBITS)]; // Shortened as d.
1954 #else
1955  sc_digit *digit; // Shortened as d.
1956 #endif
1957 
1958  // Private constructors:
1959 
1960  // Create a copy of v with sign s.
1961  sc_unsigned(const sc_unsigned& v, small_type s);
1962  sc_unsigned(const sc_signed& v, small_type s);
1963 
1964  // Create an unsigned number with the given attributes.
1965  sc_unsigned(small_type s, int nb, int nd,
1966  sc_digit *d, bool alloc = true);
1967 
1968  // Create an unsigned number using the bits u[l..r].
1969  sc_unsigned(const sc_signed* u, int l, int r);
1970  sc_unsigned(const sc_unsigned* u, int l, int r);
1971 
1972  // Private member functions. The called functions are inline functions.
1973 
1974  small_type default_sign() const
1975  { return SC_POS; }
1976 
1977  int num_bits(int nb) const { return nb + 1; }
1978 
1979  bool check_if_outside(int bit_num) const;
1980 
1981  void copy_digits(int nb, int nd, const sc_digit *d)
1982  { copy_digits_unsigned(sgn, nbits, ndigits, digit, nb, nd, d); }
1983 
1984  void makezero()
1985  { sgn = make_zero(ndigits, digit); }
1986 
1987  // Conversion functions between 2's complement (2C) and
1988  // sign-magnitude (SM):
1989  void convert_2C_to_SM()
1990  { sgn = convert_unsigned_2C_to_SM(nbits, ndigits, digit); }
1991 
1992  void convert_SM_to_2C_to_SM()
1993  { sgn = convert_unsigned_SM_to_2C_to_SM(sgn, nbits, ndigits, digit); }
1994 
1995  void convert_SM_to_2C()
1996  { convert_unsigned_SM_to_2C(sgn, ndigits, digit); }
1997 
1998 };
1999 
2000 
2001 
2002 inline
2003 ::std::ostream&
2004 operator << ( ::std::ostream&, const sc_unsigned& );
2005 
2006 inline
2007 ::std::istream&
2008 operator >> ( ::std::istream&, sc_unsigned& );
2009 
2010 
2011 // IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII
2012 
2013 // ----------------------------------------------------------------------------
2014 // CLASS : sc_unsigned_bitref_r
2015 //
2016 // Proxy class for sc_unsigned bit selection (r-value only).
2017 // ----------------------------------------------------------------------------
2018 
2019 
2020 inline
2021 ::std::ostream&
2022 operator << ( ::std::ostream& os, const sc_unsigned_bitref_r& a )
2023 {
2024  a.print( os );
2025  return os;
2026 }
2027 
2028 
2029 // ----------------------------------------------------------------------------
2030 // CLASS : sc_unsigned_bitref
2031 //
2032 // Proxy class for sc_unsigned bit selection (r-value and l-value).
2033 // ----------------------------------------------------------------------------
2034 
2035 template<class T>
2037  const sc_generic_base<T>& a )
2038 {
2039  sc_unsigned temp( length() );
2040  a->to_sc_unsigned(temp);
2041  return *this = temp;
2042 }
2043 
2044 inline
2045 ::std::istream&
2046 operator >> ( ::std::istream& is, sc_unsigned_bitref& a )
2047 {
2048  a.scan( is );
2049  return is;
2050 }
2051 
2052 
2053 // ----------------------------------------------------------------------------
2054 // CLASS : sc_unsigned_subref_r
2055 //
2056 // Proxy class for sc_unsigned part selection (r-value only).
2057 // ----------------------------------------------------------------------------
2058 
2059 // reduce methods
2060 
2062 {
2063  const sc_unsigned* target_p = m_obj_p;
2064  for ( int i = m_right; i <= m_left; i++ )
2065  if ( !target_p->test(i) ) return false;
2066  return true;
2067 }
2068 
2070 {
2071  return !and_reduce();
2072 }
2073 
2075 {
2076  const sc_unsigned* target_p = m_obj_p;
2077  for ( int i = m_right; i <= m_left; i++ )
2078  if ( target_p->test(i) ) return true;
2079  return false;
2080 }
2081 
2083 {
2084  return !or_reduce();
2085 }
2086 
2088 {
2089  int odd;
2090  const sc_unsigned* target_p = m_obj_p;
2091  odd = 0;
2092  for ( int i = m_right; i <= m_left; i++ )
2093  if ( target_p->test(i) ) odd = ~odd;
2094  return odd ? true : false;
2095 }
2096 
2098 {
2099  return !xor_reduce();
2100 }
2101 
2102 
2103 inline
2104 ::std::ostream&
2105 operator << ( ::std::ostream& os, const sc_unsigned_subref_r& a )
2106 {
2107  a.print( os );
2108  return os;
2109 }
2110 
2111 
2112 // ----------------------------------------------------------------------------
2113 // CLASS : sc_unsigned_subref
2114 //
2115 // Proxy class for sc_unsigned part selection (r-value and l-value).
2116 // ----------------------------------------------------------------------------
2117 
2118 // assignment operators
2119 
2120 inline
2121 const sc_unsigned_subref&
2123 {
2124  sc_unsigned aa( length() );
2125  return ( *this = aa = a );
2126 }
2127 
2128 
2129 inline
2130 ::std::istream&
2131 operator >> ( ::std::istream& is, sc_unsigned_subref& a )
2132 {
2133  a.scan( is );
2134  return is;
2135 }
2136 
2137 
2138 
2139 // ----------------------------------------------------------------------------
2140 // CLASS : sc_unsigned
2141 //
2142 // Arbitrary precision signed number.
2143 // ----------------------------------------------------------------------------
2144 
2145 template<class T>
2147 {
2148  int nb = v->length();
2149  sgn = default_sign();
2150  if( nb > 0 ) {
2151  nbits = num_bits( nb );
2152  } else {
2153  char msg[BUFSIZ];
2154  std::sprintf( msg,
2155  "sc_unsigned( sc_generic_base<T> ) : nb = %d is not valid", nb);
2156  SC_REPORT_ERROR( sc_core::SC_ID_INIT_FAILED_, msg );
2157  }
2158  ndigits = DIV_CEIL(nbits);
2159 # ifdef SC_MAX_NBITS
2160  test_bound(nb);
2161 # else
2162  digit = new sc_digit[ndigits];
2163 # endif
2164  makezero();
2165  v->to_sc_unsigned(*this);
2166 }
2167 
2168 
2169 inline
2170 ::std::ostream&
2171 operator << ( ::std::ostream& os, const sc_unsigned& a )
2172 {
2173  a.print( os );
2174  return os;
2175 }
2176 
2177 inline
2178 ::std::istream&
2179 operator >> ( ::std::istream& is, sc_unsigned& a )
2180 {
2181  a.scan( is );
2182  return is;
2183 }
2184 
2185 
2186 } // namespace sc_dt
2187 
2188 
2189 #endif
bool operator>(const sc_int_base &a, const sc_int_base &b)
Definition: sc_int_base.h:727
unsigned long to_ulong() const
const sc_unsigned & operator>>=(const sc_signed &v)
#define SC_POS
Definition: sc_nbdefs.h:111
const sc_bit operator~(const sc_bit &a)
Definition: sc_bit.h:310
bool sc_io_show_base(systemc_ostream &)
Definition: sc_nbutils.h:112
friend sc_unsigned mod_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, int vnb, int vnd, const sc_digit *vd)
void print(::std::ostream &os=::std::cout) const
Definition: sc_unsigned.h:1217
friend sc_signed operator&(const sc_unsigned &u, const sc_signed &v)
sc_unsigned_subref_r(const sc_unsigned_subref_r &a)
Definition: sc_unsigned.h:825
const sc_bit operator|(const sc_bit &a, const sc_bit &b)
Definition: sc_bit.h:332
const sc_unsigned & operator<<=(const sc_signed &v)
void convert_SM_to_2C(small_type s, int nd, sc_digit *d)
Definition: sc_nbutils.h:798
bool nand_reduce() const
Definition: sc_unsigned.h:1234
virtual uint64 concat_get_uint64() const
virtual uint64 concat_get_uint64() const
Definition: sc_unsigned.h:679
sc_unsigned & operator--()
sc_unsigned div_unsigned_friend(small_type s, int unb, int und, const sc_digit *ud, int vnb, int vnd, const sc_digit *vd)
friend sc_signed operator-(const sc_unsigned &u, const sc_signed &v)
sc_signed operator+(const sc_unsigned &u, const sc_signed &v)
sc_numrep sc_io_base(systemc_ostream &, sc_numrep)
Definition: sc_nbutils.h:107
friend sc_unsigned and_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
static sc_core::sc_vpool< sc_unsigned_subref > m_pool
Definition: sc_unsigned.h:969
void print(::std::ostream &os=::std::cout) const
Definition: sc_unsigned.h:881
const sc_fxval operator/(const sc_fxnum &a, const sc_fxnum &b)
Definition: sc_fxnum.h:2782
sc_numrep
Definition: sc_nbdefs.h:91
unsigned int sc_digit
Definition: sc_nbdefs.h:173
void set(int i, bool v)
Definition: sc_unsigned.h:1252
int64 to_int64() const
bool and_reduce() const
virtual bool concat_get_data(sc_digit *dst_p, int low_i) const
virtual int concat_length(bool *xz_present_p) const
Definition: sc_unsigned.h:677
friend bool operator<=(const sc_unsigned &u, const sc_signed &v)
uint64_t uint64
Definition: sc_nbdefs.h:183
friend sc_unsigned operator<<(const sc_unsigned &u, const sc_signed &v)
friend bool operator!=(const sc_unsigned &u, const sc_signed &v)
friend sc_signed operator^(const sc_unsigned &u, const sc_signed &v)
sc_unsigned_bitref & operator[](int i)
Definition: sc_unsigned.h:1096
bool operator<(const sc_int_base &a, const sc_int_base &b)
Definition: sc_int_base.h:721
friend sc_unsigned sub_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
long to_long() const
bool or_reduce() const
const sc_unsigned_bitref & operator|=(bool)
inline::std::istream & operator>>(::std::istream &is, sc_bit &a)
Definition: sc_bit.h:394
bool xor_reduce() const
#define BITS_PER_DIGIT
Definition: sc_nbdefs.h:137
const sc_unsigned & operator/=(const sc_signed &v)
void clear(int i)
bool operator>=(const sc_int_base &a, const sc_int_base &b)
Definition: sc_int_base.h:730
void copy_digits_unsigned(small_type &us, int unb, int und, sc_digit *ud, int, int vnd, const sc_digit *vd)
Definition: sc_nbutils.h:975
sc_unsigned_bitref(const sc_unsigned_bitref &a)
Definition: sc_unsigned.h:751
sc_unsigned mod_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, int vnb, int vnd, const sc_digit *vd)
void get_packed_rep(sc_digit *buf) const
void scan(::std::istream &is=::std::cin)
virtual ~sc_unsigned()
Definition: sc_unsigned.h:1058
const sc_unsigned_bitref & operator&=(bool)
int64_t int64
Definition: sc_nbdefs.h:182
sc_unsigned(int nb=sc_length_param().len())
const sc_bit operator&(const sc_bit &a, const sc_bit &b)
Definition: sc_bit.h:329
uint64 to_uint64() const
int small_type
Definition: sc_nbdefs.h:118
unsigned long to_ulong() const
virtual bool concat_get_data(sc_digit *dst_p, int low_i) const
friend sc_unsigned operator~(const sc_unsigned &u)
void convert_unsigned_SM_to_2C(small_type s, int nd, sc_digit *d)
Definition: sc_nbutils.h:941
void initialize(const sc_unsigned *obj_p, int index_)
Definition: sc_unsigned.h:634
virtual void concat_set(int64 src, int low_i)
bool iszero() const
friend sc_signed operator*(const sc_unsigned &u, const sc_signed &v)
const sc_bit operator^(const sc_bit &a, const sc_bit &b)
Definition: sc_bit.h:335
virtual int concat_length(bool *xz_present_p) const
Definition: sc_unsigned.h:1068
const sc_unsigned & operator+=(const sc_signed &v)
const std::string to_string(sc_numrep numrep=SC_DEC) const
bool sign() const
Definition: sc_unsigned.h:1228
void print(::std::ostream &os=::std::cout) const
Definition: sc_unsigned.h:708
void invert(int i)
Definition: sc_unsigned.h:1254
double to_double() const
bool nor_reduce() const
Definition: sc_unsigned.h:1239
virtual bool concat_get_ctrl(sc_digit *dst_p, int low_i) const
const sc_unsigned_subref & operator=(const sc_unsigned_subref_r &a)
const sc_unsigned & operator%=(const sc_signed &v)
void dump(::std::ostream &os=::std::cout) const
small_type convert_unsigned_SM_to_2C_to_SM(small_type s, int nb, int nd, sc_digit *d)
Definition: sc_nbutils.h:922
virtual uint64 concat_get_uint64() const
void scan(::std::istream &is=::std::cin)
const sc_unsigned & operator-=(const sc_signed &v)
sc_unsigned_bitref_r(const sc_unsigned_bitref_r &a)
Definition: sc_unsigned.h:649
unsigned int to_uint() const
virtual void concat_set(int64 src, int low_i)
#define DIV_CEIL(x)
Definition: sc_nbdefs.h:154
friend int compare_unsigned(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd, small_type if_u_signed, small_type if_v_signed)
virtual bool concat_get_ctrl(sc_digit *dst_p, int low_i) const
sc_unsigned_subref & range(int i, int j)
Definition: sc_unsigned.h:1156
bool test(int i) const
friend sc_signed operator+(const sc_unsigned &u, const sc_signed &v)
friend bool operator>(const sc_unsigned &u, const sc_signed &v)
void scan(::std::istream &is=::std::cin)
small_type make_zero(int nd, sc_digit *d)
Definition: sc_nbutils.h:754
int to_int() const
friend sc_unsigned add_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
const sc_unsigned & operator&=(const sc_signed &v)
virtual bool concat_get_data(sc_digit *dst_p, int low_i) const
Definition: sc_unsigned.h:688
bool operator!=(const sc_bit &a, const sc_bit &b)
Definition: sc_bit.h:286
friend sc_signed operator/(const sc_unsigned &u, const sc_signed &v)
sc_unsigned_bitref & bit(int i)
Definition: sc_unsigned.h:1114
const sc_unsigned & operator^=(const sc_signed &v)
small_type convert_unsigned_2C_to_SM(int nb, int nd, sc_digit *d)
Definition: sc_nbutils.h:910
sc_unsigned xor_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
friend bool operator>=(const sc_unsigned &u, const sc_signed &v)
unsigned int to_uint() const
const sc_unsigned_bitref & operator^=(bool)
void check_index(int i) const
Definition: sc_unsigned.h:1091
bool xnor_reduce() const
Definition: sc_unsigned.h:1244
sc_signed operator%(const sc_unsigned &u, const sc_signed &v)
int length() const
Definition: sc_unsigned.h:1226
friend sc_unsigned div_unsigned_friend(small_type s, int unb, int und, const sc_digit *ud, int vnb, int vnd, const sc_digit *vd)
const sc_unsigned_bitref_r & bit(int i) const
Definition: sc_unsigned.h:1123
friend sc_unsigned xor_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
friend sc_unsigned or_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
sc_unsigned mul_unsigned_friend(small_type s, int unb, int und, const sc_digit *ud, int vnb, int vnd, const sc_digit *vd)
sc_unsigned add_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
friend bool operator<(const sc_unsigned &u, const sc_signed &v)
const sc_unsigned_bitref & operator=(const sc_unsigned_bitref_r &)
sc_unsigned & operator++()
void invalid_index(int i) const
void invalid_range(int l, int r) const
bool operator<=(const sc_int_base &a, const sc_int_base &b)
Definition: sc_int_base.h:724
virtual void concat_set(int64 src, int low_i)
const sc_unsigned_subref_r & range(int i, int j) const
Definition: sc_unsigned.h:1165
#define SC_REPORT_ERROR(msg_type, msg)
Definition: sc_report.h:213
sc_unsigned and_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
const sc_unsigned & operator|=(const sc_signed &v)
const std::string to_string(sc_numrep numrep=SC_DEC) const
void check_range(int l, int r) const
Definition: sc_unsigned.h:1142
virtual bool concat_get_ctrl(sc_digit *dst_p, int low_i) const
Definition: sc_unsigned.h:681
bool operator==(const sc_bit &a, const sc_bit &b)
Definition: sc_bit.h:283
sc_unsigned or_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
friend sc_signed operator|(const sc_unsigned &u, const sc_signed &v)
int compare_unsigned(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd, small_type if_u_signed=0, small_type if_v_signed=0)
friend sc_unsigned mul_unsigned_friend(small_type s, int unb, int und, const sc_digit *ud, int vnb, int vnd, const sc_digit *vd)
friend bool operator==(const sc_unsigned &u, const sc_signed &v)
void set_packed_rep(sc_digit *buf)
friend sc_unsigned operator>>(const sc_unsigned &u, const sc_signed &v)
const sc_unsigned & operator*=(const sc_signed &v)
static sc_core::sc_vpool< sc_unsigned_bitref > m_pool
Definition: sc_unsigned.h:779
virtual int concat_length(bool *xz_present_p) const
Definition: sc_unsigned.h:861
sc_unsigned sub_unsigned_friend(small_type us, int unb, int und, const sc_digit *ud, small_type vs, int vnb, int vnd, const sc_digit *vd)
friend class sc_signed
Definition: sc_unsigned.h:992
sc_unsigned_subref(const sc_unsigned_subref &a)
Definition: sc_unsigned.h:926
sc_signed operator*(const sc_unsigned &u, const sc_signed &v)
friend class sc_unsigned_signal
Definition: sc_unsigned.h:799
void initialize(const sc_unsigned *obj_p, int left_, int right_)
Definition: sc_unsigned.h:808
sc_digit * get_raw() const
Definition: sc_unsigned.h:1067
sc_signed operator-(const sc_unsigned &u, const sc_signed &v)
static sc_core::sc_vpool< sc_unsigned > m_pool
Definition: sc_unsigned.h:1944
friend sc_signed operator%(const sc_unsigned &u, const sc_signed &v)
sc_unsigned_subref & operator()(int i, int j)
Definition: sc_unsigned.h:1174
inline::std::ostream & operator<<(::std::ostream &os, const sc_bit &a)
Definition: sc_bit.h:386
const sc_unsigned & operator=(const sc_unsigned &v)