Annotation of OpenXM_contrib2/asir2000/engine/nd.c, Revision 1.24
1.24 ! noro 1: /* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.23 2003/08/05 05:01:18 noro Exp $ */
1.2 noro 2:
1.1 noro 3: #include "ca.h"
4: #include "inline.h"
5:
6: #if defined(__GNUC__)
7: #define INLINE inline
8: #elif defined(VISUAL)
9: #define INLINE __inline
10: #else
11: #define INLINE
12: #endif
13:
14: #define REDTAB_LEN 32003
15:
16: typedef struct oPGeoBucket {
17: int m;
18: struct oND *body[32];
19: } *PGeoBucket;
20:
21: typedef struct oND {
22: struct oNM *body;
23: int nv;
24: int sugar;
25: } *ND;
26:
1.3 noro 27: typedef struct oNDV {
28: struct oNMV *body;
29: int nv;
30: int sugar;
31: int len;
32: } *NDV;
33:
1.1 noro 34: typedef struct oNM {
35: struct oNM *next;
1.14 noro 36: union {
37: int m;
38: Q z;
39: } c;
1.1 noro 40: int td;
41: unsigned int dl[1];
42: } *NM;
43:
1.3 noro 44: typedef struct oNMV {
1.14 noro 45: union {
46: int m;
47: Q z;
48: } c;
1.3 noro 49: int td;
50: unsigned int dl[1];
51: } *NMV;
52:
1.13 noro 53: typedef struct oRHist {
54: struct oRHist *next;
55: int index;
1.20 noro 56: int td,sugar;
1.13 noro 57: unsigned int dl[1];
58: } *RHist;
59:
1.1 noro 60: typedef struct oND_pairs {
61: struct oND_pairs *next;
62: int i1,i2;
63: int td,sugar;
64: unsigned int lcm[1];
65: } *ND_pairs;
66:
1.21 noro 67: double nd_scale=2;
1.1 noro 68: static unsigned int **nd_bound;
1.19 noro 69: int nd_nvar;
1.1 noro 70: int is_rlex;
71: int nd_epw,nd_bpe,nd_wpd;
72: unsigned int nd_mask[32];
73: unsigned int nd_mask0,nd_mask1;
1.20 noro 74:
1.1 noro 75: NM _nm_free_list;
76: ND _nd_free_list;
77: ND_pairs _ndp_free_list;
1.20 noro 78:
79: static NDV *nd_ps;
80: static NDV *nd_psq;
81: int *nd_psl;
82: RHist *nd_psh;
83: int nd_psn,nd_pslen;
84:
1.13 noro 85: RHist *nd_red;
1.1 noro 86: int nd_red_len;
87:
88: int nd_found,nd_create,nd_notfirst;
1.13 noro 89: int nm_adv;
1.20 noro 90: int nmv_adv;
91: int nmv_len;
92: NDV ndv_red;
1.1 noro 93:
1.20 noro 94: extern int Top,Reverse;
1.1 noro 95:
96: #define HTD(d) ((d)->body->td)
97: #define HDL(d) ((d)->body->dl)
1.14 noro 98: #define HCM(d) ((d)->body->c.m)
1.16 noro 99: #define HCQ(d) ((d)->body->c.z)
1.14 noro 100: #define CM(a) ((a)->c.m)
1.16 noro 101: #define CQ(a) ((a)->c.z)
1.14 noro 102: #define DL(a) ((a)->dl)
103: #define TD(a) ((a)->td)
104: #define SG(a) ((a)->sugar)
105: #define LEN(a) ((a)->len)
1.1 noro 106:
1.20 noro 107: #define NM_ADV(m) (m = (NM)(((char *)m)+nm_adv))
1.15 noro 108: #define NEWRHist(r) \
109: ((r)=(RHist)MALLOC(sizeof(struct oRHist)+(nd_wpd-1)*sizeof(unsigned int)))
1.1 noro 110: #define NEWND_pairs(m) if(!_ndp_free_list)_NDP_alloc(); (m)=_ndp_free_list; _ndp_free_list = NEXT(_ndp_free_list)
111: #define NEWNM(m) if(!_nm_free_list)_NM_alloc(); (m)=_nm_free_list; _nm_free_list = NEXT(_nm_free_list)
112: #define MKND(n,m,d) if(!_nd_free_list)_ND_alloc(); (d)=_nd_free_list; _nd_free_list = (ND)BDY(_nd_free_list); (d)->nv=(n); BDY(d)=(m)
113:
1.13 noro 114: #define NEXTRHist(r,c) \
115: if(!(r)){NEWRHist(r);(c)=(r);}else{NEWRHist(NEXT(c));(c)=NEXT(c);}
1.1 noro 116: #define NEXTNM(r,c) \
117: if(!(r)){NEWNM(r);(c)=(r);}else{NEWNM(NEXT(c));(c)=NEXT(c);}
118: #define NEXTNM2(r,c,s) \
119: if(!(r)){(c)=(r)=(s);}else{NEXT(c)=(s);(c)=(s);}
120: #define FREENM(m) NEXT(m)=_nm_free_list; _nm_free_list=(m)
121: #define FREENDP(m) NEXT(m)=_ndp_free_list; _ndp_free_list=(m)
122: #define FREEND(m) BDY(m)=(NM)_nd_free_list; _nd_free_list=(m)
123:
124: #define NEXTND_pairs(r,c) \
125: if(!(r)){NEWND_pairs(r);(c)=(r);}else{NEWND_pairs(NEXT(c));(c)=NEXT(c);}
126:
1.20 noro 127: void nd_removecont(int mod,ND p);
1.21 noro 128: void nd_removecont2(ND p1,ND p2);
1.20 noro 129: void ndv_removecont(int mod,NDV p);
1.23 noro 130: void ndv_dehomogenize(NDV p);
1.16 noro 131: void ndv_mul_c_q(NDV p,Q mul);
132: void nd_mul_c_q(ND p,Q mul);
133:
1.20 noro 134: void GC_gcollect();
135: NODE append_one(NODE,int);
136:
1.21 noro 137: void removecont_array(Q *c,int n);
1.1 noro 138: ND_pairs crit_B( ND_pairs d, int s );
139: void nd_gr(LIST f,LIST v,int m,struct order_spec *ord,LIST *rp);
1.23 noro 140: void nd_gr_trace(LIST f,LIST v,int m,int homo,struct order_spec *ord,LIST *rp);
141: void nd_setup(int mod,NODE f);
142: void nd_setup_trace(int mod,NODE f);
1.16 noro 143: int nd_newps(int mod,ND a);
1.20 noro 144: int nd_newps_trace(int mod,ND nf,ND nfq);
1.1 noro 145: ND_pairs nd_minp( ND_pairs d, ND_pairs *prest );
146: NODE update_base(NODE nd,int ndp);
147: static ND_pairs equivalent_pairs( ND_pairs d1, ND_pairs *prest );
148: int crit_2( int dp1, int dp2 );
149: ND_pairs crit_F( ND_pairs d1 );
150: ND_pairs crit_M( ND_pairs d1 );
151: ND_pairs nd_newpairs( NODE g, int t );
152: ND_pairs update_pairs( ND_pairs d, NODE /* of index */ g, int t);
1.23 noro 153: NODE nd_gb(int m);
154: NODE nd_gb_trace(int m);
1.1 noro 155: void nd_free_private_storage();
156: void _NM_alloc();
157: void _ND_alloc();
158: int ndl_td(unsigned int *d);
1.23 noro 159: int ndl_dehomogenize(unsigned int *p);
1.19 noro 160: ND nd_add(int mod,ND p1,ND p2);
1.17 noro 161: ND nd_add_q(ND p1,ND p2);
162: ND nd_mul_nm(int mod,ND p,NM m0);
163: ND nd_mul_ind_nm(int mod,int index,NM m0);
1.16 noro 164: int nd_sp(int mod,ND_pairs p,ND *nf);
1.6 noro 165: int nd_find_reducer(ND g);
1.23 noro 166: int nd_find_reducer_direct(ND g,NDV *ps,int len);
1.16 noro 167: int nd_nf(int mod,ND g,int full,ND *nf);
1.1 noro 168: ND nd_reduce(ND p1,ND p2);
169: ND nd_reduce_special(ND p1,ND p2);
1.23 noro 170: NODE nd_reduceall(int m,NODE f);
1.1 noro 171: void nd_free(ND p);
1.23 noro 172: void ndv_free(NDV p);
1.1 noro 173: void ndl_print(unsigned int *dl);
174: void nd_print(ND p);
1.16 noro 175: void nd_print_q(ND p);
176: void ndv_print(NDV p);
177: void ndv_print_q(NDV p);
1.1 noro 178: void ndp_print(ND_pairs d);
179: int nd_length(ND p);
1.19 noro 180: void nd_mul_c(int mod,ND p,int mul);
1.1 noro 181: void nd_free_redlist();
182: void nd_append_red(unsigned int *d,int td,int i);
183: unsigned int *nd_compute_bound(ND p);
1.5 noro 184: unsigned int *dp_compute_bound(DP p);
1.20 noro 185: ND_pairs nd_reconstruct(int mod,int trace,ND_pairs ndp);
1.23 noro 186: void nd_reconstruct_direct(int mod,NDV *ps,int len);
1.1 noro 187: void nd_setup_parameters();
1.11 noro 188: void nd_realloc(ND p,int obpe);
1.6 noro 189: ND nd_copy(ND p);
1.1 noro 190: void ndl_dup(int obpe,unsigned int *d,unsigned int *r);
1.4 noro 191:
192: #define NMV_ADV(m) (m = (NMV)(((char *)m)+nmv_adv))
193: #define NEWNDV(d) ((d)=(NDV)MALLOC(sizeof(struct oNDV)))
1.14 noro 194: #define MKNDV(n,m,l,d) NEWNDV(d); NV(d)=(n); BDY(d)=(m); LEN(d) = l;
1.19 noro 195: void ndv_mul_c(int mod,NDV p,int mul);
196: ND ndv_add(int mod,ND p1,NDV p2);
1.16 noro 197: ND ndv_add_q(ND p1,NDV p2);
198: NDV ndtondv(int mod,ND p);
1.23 noro 199: ND ndvtond(int mod,NDV p);
1.16 noro 200: void ndv_mul_nm(int mod,NDV pv,NM m,NDV r);
201: ND ndv_mul_nm_create(int mod,NDV p,NM m0);
1.11 noro 202: void ndv_realloc(NDV p,int obpe,int oadv);
1.16 noro 203: NDV dptondv(int,DP);
204: DP ndvtodp(int,NDV);
1.17 noro 205: ND dptond(int,DP);
206: DP ndtodp(int,ND);
1.1 noro 207:
208: void nd_free_private_storage()
209: {
210: _nd_free_list = 0;
211: _nm_free_list = 0;
1.5 noro 212: _ndp_free_list = 0;
1.13 noro 213: bzero(nd_red,sizeof(REDTAB_LEN*sizeof(RHist)));
1.1 noro 214: GC_gcollect();
215: }
216:
217: void _NM_alloc()
218: {
219: NM p;
220: int i;
221:
1.11 noro 222: for ( i = 0; i < 1024; i++ ) {
1.1 noro 223: p = (NM)GC_malloc(sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int));
224: p->next = _nm_free_list; _nm_free_list = p;
225: }
226: }
227:
228: void _ND_alloc()
229: {
230: ND p;
231: int i;
232:
233: for ( i = 0; i < 1024; i++ ) {
234: p = (ND)GC_malloc(sizeof(struct oND));
235: p->body = (NM)_nd_free_list; _nd_free_list = p;
236: }
237: }
238:
239: void _NDP_alloc()
240: {
241: ND_pairs p;
242: int i;
243:
1.11 noro 244: for ( i = 0; i < 1024; i++ ) {
1.1 noro 245: p = (ND_pairs)GC_malloc(sizeof(struct oND_pairs)
246: +(nd_wpd-1)*sizeof(unsigned int));
247: p->next = _ndp_free_list; _ndp_free_list = p;
248: }
249: }
250:
251: INLINE nd_length(ND p)
252: {
253: NM m;
254: int i;
255:
256: if ( !p )
257: return 0;
258: else {
259: for ( i = 0, m = BDY(p); m; m = NEXT(m), i++ );
260: return i;
261: }
262: }
263:
264: INLINE int ndl_reducible(unsigned int *d1,unsigned int *d2)
265: {
266: unsigned int u1,u2;
267: int i,j;
268:
269: switch ( nd_bpe ) {
270: case 4:
271: for ( i = 0; i < nd_wpd; i++ ) {
272: u1 = d1[i]; u2 = d2[i];
273: if ( (u1&0xf0000000) < (u2&0xf0000000) ) return 0;
274: if ( (u1&0xf000000) < (u2&0xf000000) ) return 0;
275: if ( (u1&0xf00000) < (u2&0xf00000) ) return 0;
276: if ( (u1&0xf0000) < (u2&0xf0000) ) return 0;
277: if ( (u1&0xf000) < (u2&0xf000) ) return 0;
278: if ( (u1&0xf00) < (u2&0xf00) ) return 0;
279: if ( (u1&0xf0) < (u2&0xf0) ) return 0;
280: if ( (u1&0xf) < (u2&0xf) ) return 0;
281: }
282: return 1;
283: break;
284: case 6:
285: for ( i = 0; i < nd_wpd; i++ ) {
286: u1 = d1[i]; u2 = d2[i];
287: if ( (u1&0x3f000000) < (u2&0x3f000000) ) return 0;
288: if ( (u1&0xfc0000) < (u2&0xfc0000) ) return 0;
289: if ( (u1&0x3f000) < (u2&0x3f000) ) return 0;
290: if ( (u1&0xfc0) < (u2&0xfc0) ) return 0;
291: if ( (u1&0x3f) < (u2&0x3f) ) return 0;
292: }
293: return 1;
294: break;
295: case 8:
296: for ( i = 0; i < nd_wpd; i++ ) {
297: u1 = d1[i]; u2 = d2[i];
298: if ( (u1&0xff000000) < (u2&0xff000000) ) return 0;
299: if ( (u1&0xff0000) < (u2&0xff0000) ) return 0;
300: if ( (u1&0xff00) < (u2&0xff00) ) return 0;
301: if ( (u1&0xff) < (u2&0xff) ) return 0;
302: }
303: return 1;
304: break;
305: case 16:
306: for ( i = 0; i < nd_wpd; i++ ) {
307: u1 = d1[i]; u2 = d2[i];
308: if ( (u1&0xffff0000) < (u2&0xffff0000) ) return 0;
309: if ( (u1&0xffff) < (u2&0xffff) ) return 0;
310: }
311: return 1;
312: break;
313: case 32:
314: for ( i = 0; i < nd_wpd; i++ )
315: if ( d1[i] < d2[i] ) return 0;
316: return 1;
317: break;
318: default:
319: for ( i = 0; i < nd_wpd; i++ ) {
320: u1 = d1[i]; u2 = d2[i];
321: for ( j = 0; j < nd_epw; j++ )
322: if ( (u1&nd_mask[j]) < (u2&nd_mask[j]) ) return 0;
323: }
324: return 1;
325: }
326: }
327:
1.23 noro 328: /* returns the exponent of homo variable */
329:
330: int ndl_dehomogenize(unsigned int *d)
331: {
332: unsigned int mask;
333: unsigned int h;
334: int i;
335:
336: if ( is_rlex ) {
337: if ( nd_bpe == 32 ) {
338: h = d[0];
339: for ( i = 1; i < nd_wpd; i++ )
340: d[i-1] = d[i];
341: d[i-1] = 0;
342: return h;
343: } else {
344: mask = (1<<(nd_epw*nd_bpe))-1;
345: h = (d[0]>>((nd_epw-1)*nd_bpe))&nd_mask0;
346: for ( i = 0; i < nd_wpd; i++ )
347: d[i] = ((d[i]<<nd_bpe)&mask)
348: |(i+1<nd_wpd?((d[i+1]>>((nd_epw-1)*nd_bpe))&nd_mask0):0);
349: return h;
350: }
351: } else {
352: /* do nothing */
353: return d[nd_wpd-1];
354: }
355: }
356:
1.1 noro 357: void ndl_lcm(unsigned int *d1,unsigned *d2,unsigned int *d)
358: {
359: unsigned int t1,t2,u,u1,u2;
360: int i,j;
361:
362: switch ( nd_bpe ) {
363: case 4:
364: for ( i = 0; i < nd_wpd; i++ ) {
365: u1 = d1[i]; u2 = d2[i];
366: t1 = (u1&0xf0000000); t2 = (u2&0xf0000000); u = t1>t2?t1:t2;
367: t1 = (u1&0xf000000); t2 = (u2&0xf000000); u |= t1>t2?t1:t2;
368: t1 = (u1&0xf00000); t2 = (u2&0xf00000); u |= t1>t2?t1:t2;
369: t1 = (u1&0xf0000); t2 = (u2&0xf0000); u |= t1>t2?t1:t2;
370: t1 = (u1&0xf000); t2 = (u2&0xf000); u |= t1>t2?t1:t2;
371: t1 = (u1&0xf00); t2 = (u2&0xf00); u |= t1>t2?t1:t2;
372: t1 = (u1&0xf0); t2 = (u2&0xf0); u |= t1>t2?t1:t2;
373: t1 = (u1&0xf); t2 = (u2&0xf); u |= t1>t2?t1:t2;
374: d[i] = u;
375: }
376: break;
377: case 6:
378: for ( i = 0; i < nd_wpd; i++ ) {
379: u1 = d1[i]; u2 = d2[i];
380: t1 = (u1&0x3f000000); t2 = (u2&0x3f000000); u = t1>t2?t1:t2;
381: t1 = (u1&0xfc0000); t2 = (u2&0xfc0000); u |= t1>t2?t1:t2;
382: t1 = (u1&0x3f000); t2 = (u2&0x3f000); u |= t1>t2?t1:t2;
383: t1 = (u1&0xfc0); t2 = (u2&0xfc0); u |= t1>t2?t1:t2;
384: t1 = (u1&0x3f); t2 = (u2&0x3f); u |= t1>t2?t1:t2;
385: d[i] = u;
386: }
387: break;
388: case 8:
389: for ( i = 0; i < nd_wpd; i++ ) {
390: u1 = d1[i]; u2 = d2[i];
391: t1 = (u1&0xff000000); t2 = (u2&0xff000000); u = t1>t2?t1:t2;
392: t1 = (u1&0xff0000); t2 = (u2&0xff0000); u |= t1>t2?t1:t2;
393: t1 = (u1&0xff00); t2 = (u2&0xff00); u |= t1>t2?t1:t2;
394: t1 = (u1&0xff); t2 = (u2&0xff); u |= t1>t2?t1:t2;
395: d[i] = u;
396: }
397: break;
398: case 16:
399: for ( i = 0; i < nd_wpd; i++ ) {
400: u1 = d1[i]; u2 = d2[i];
401: t1 = (u1&0xffff0000); t2 = (u2&0xffff0000); u = t1>t2?t1:t2;
402: t1 = (u1&0xffff); t2 = (u2&0xffff); u |= t1>t2?t1:t2;
403: d[i] = u;
404: }
405: break;
406: case 32:
407: for ( i = 0; i < nd_wpd; i++ ) {
408: u1 = d1[i]; u2 = d2[i];
409: d[i] = u1>u2?u1:u2;
410: }
411: break;
412: default:
413: for ( i = 0; i < nd_wpd; i++ ) {
414: u1 = d1[i]; u2 = d2[i];
415: for ( j = 0, u = 0; j < nd_epw; j++ ) {
416: t1 = (u1&nd_mask[j]); t2 = (u2&nd_mask[j]); u |= t1>t2?t1:t2;
417: }
418: d[i] = u;
419: }
420: break;
421: }
422: }
423:
424: int ndl_td(unsigned int *d)
425: {
426: unsigned int t,u;
427: int i,j;
428:
429: for ( t = 0, i = 0; i < nd_wpd; i++ ) {
430: u = d[i];
431: for ( j = 0; j < nd_epw; j++, u>>=nd_bpe )
432: t += (u&nd_mask0);
433: }
434: return t;
435: }
436:
437: INLINE int ndl_compare(unsigned int *d1,unsigned int *d2)
438: {
439: int i;
440:
441: for ( i = 0; i < nd_wpd; i++, d1++, d2++ )
442: if ( *d1 > *d2 )
443: return is_rlex ? -1 : 1;
444: else if ( *d1 < *d2 )
445: return is_rlex ? 1 : -1;
446: return 0;
447: }
448:
449: INLINE int ndl_equal(unsigned int *d1,unsigned int *d2)
450: {
451: int i;
452:
453: for ( i = 0; i < nd_wpd; i++ )
454: if ( d1[i] != d2[i] )
455: return 0;
456: return 1;
457: }
458:
1.6 noro 459: INLINE void ndl_copy(unsigned int *d1,unsigned int *d2)
460: {
461: int i;
462:
463: switch ( nd_wpd ) {
464: case 1:
465: d2[0] = d1[0];
466: break;
467: case 2:
468: d2[0] = d1[0];
469: d2[1] = d1[1];
470: break;
471: default:
472: for ( i = 0; i < nd_wpd; i++ )
473: d2[i] = d1[i];
474: break;
475: }
476: }
477:
1.1 noro 478: INLINE void ndl_add(unsigned int *d1,unsigned int *d2,unsigned int *d)
479: {
480: int i;
481:
1.6 noro 482: switch ( nd_wpd ) {
483: case 1:
484: d[0] = d1[0]+d2[0];
485: break;
486: case 2:
487: d[0] = d1[0]+d2[0];
488: d[1] = d1[1]+d2[1];
489: break;
490: default:
491: for ( i = 0; i < nd_wpd; i++ )
492: d[i] = d1[i]+d2[i];
493: break;
494: }
495: }
496:
497: INLINE void ndl_add2(unsigned int *d1,unsigned int *d2)
498: {
499: int i;
500:
501: switch ( nd_wpd ) {
502: case 1:
503: d2[0] += d1[0];
504: break;
505: case 2:
506: d2[0] += d1[0];
507: d2[1] += d1[1];
508: break;
509: default:
510: for ( i = 0; i < nd_wpd; i++ )
511: d2[i] += d1[i];
512: break;
1.1 noro 513: }
514: }
515:
516: void ndl_sub(unsigned int *d1,unsigned int *d2,unsigned int *d)
517: {
518: int i;
519:
520: for ( i = 0; i < nd_wpd; i++ )
521: d[i] = d1[i]-d2[i];
522: }
523:
524: int ndl_disjoint(unsigned int *d1,unsigned int *d2)
525: {
526: unsigned int t1,t2,u,u1,u2;
527: int i,j;
528:
529: switch ( nd_bpe ) {
530: case 4:
531: for ( i = 0; i < nd_wpd; i++ ) {
532: u1 = d1[i]; u2 = d2[i];
533: t1 = u1&0xf0000000; t2 = u2&0xf0000000; if ( t1&&t2 ) return 0;
534: t1 = u1&0xf000000; t2 = u2&0xf000000; if ( t1&&t2 ) return 0;
535: t1 = u1&0xf00000; t2 = u2&0xf00000; if ( t1&&t2 ) return 0;
536: t1 = u1&0xf0000; t2 = u2&0xf0000; if ( t1&&t2 ) return 0;
537: t1 = u1&0xf000; t2 = u2&0xf000; if ( t1&&t2 ) return 0;
538: t1 = u1&0xf00; t2 = u2&0xf00; if ( t1&&t2 ) return 0;
539: t1 = u1&0xf0; t2 = u2&0xf0; if ( t1&&t2 ) return 0;
540: t1 = u1&0xf; t2 = u2&0xf; if ( t1&&t2 ) return 0;
541: }
542: return 1;
543: break;
544: case 6:
545: for ( i = 0; i < nd_wpd; i++ ) {
546: u1 = d1[i]; u2 = d2[i];
547: t1 = u1&0x3f000000; t2 = u2&0x3f000000; if ( t1&&t2 ) return 0;
548: t1 = u1&0xfc0000; t2 = u2&0xfc0000; if ( t1&&t2 ) return 0;
549: t1 = u1&0x3f000; t2 = u2&0x3f000; if ( t1&&t2 ) return 0;
550: t1 = u1&0xfc0; t2 = u2&0xfc0; if ( t1&&t2 ) return 0;
551: t1 = u1&0x3f; t2 = u2&0x3f; if ( t1&&t2 ) return 0;
552: }
553: return 1;
554: break;
555: case 8:
556: for ( i = 0; i < nd_wpd; i++ ) {
557: u1 = d1[i]; u2 = d2[i];
558: t1 = u1&0xff000000; t2 = u2&0xff000000; if ( t1&&t2 ) return 0;
559: t1 = u1&0xff0000; t2 = u2&0xff0000; if ( t1&&t2 ) return 0;
560: t1 = u1&0xff00; t2 = u2&0xff00; if ( t1&&t2 ) return 0;
561: t1 = u1&0xff; t2 = u2&0xff; if ( t1&&t2 ) return 0;
562: }
563: return 1;
564: break;
565: case 16:
566: for ( i = 0; i < nd_wpd; i++ ) {
567: u1 = d1[i]; u2 = d2[i];
568: t1 = u1&0xffff0000; t2 = u2&0xffff0000; if ( t1&&t2 ) return 0;
569: t1 = u1&0xffff; t2 = u2&0xffff; if ( t1&&t2 ) return 0;
570: }
571: return 1;
572: break;
573: case 32:
574: for ( i = 0; i < nd_wpd; i++ )
575: if ( d1[i] && d2[i] ) return 0;
576: return 1;
577: break;
578: default:
579: for ( i = 0; i < nd_wpd; i++ ) {
580: u1 = d1[i]; u2 = d2[i];
581: for ( j = 0; j < nd_epw; j++ ) {
582: if ( (u1&nd_mask0) && (u2&nd_mask0) ) return 0;
583: u1 >>= nd_bpe; u2 >>= nd_bpe;
584: }
585: }
586: return 1;
587: break;
588: }
589: }
590:
1.5 noro 591: int ndl_check_bound2(int index,unsigned int *d2)
1.1 noro 592: {
1.5 noro 593: unsigned int u2;
594: unsigned int *d1;
595: int i,j,ind,k;
1.1 noro 596:
1.5 noro 597: d1 = nd_bound[index];
598: ind = 0;
599: switch ( nd_bpe ) {
600: case 4:
601: for ( i = 0; i < nd_wpd; i++ ) {
602: u2 = d2[i];
603: if ( d1[ind++]+((u2>>28)&0xf) >= 0x10 ) return 1;
604: if ( d1[ind++]+((u2>>24)&0xf) >= 0x10 ) return 1;
605: if ( d1[ind++]+((u2>>20)&0xf) >= 0x10 ) return 1;
606: if ( d1[ind++]+((u2>>16)&0xf) >= 0x10 ) return 1;
607: if ( d1[ind++]+((u2>>12)&0xf) >= 0x10 ) return 1;
608: if ( d1[ind++]+((u2>>8)&0xf) >= 0x10 ) return 1;
609: if ( d1[ind++]+((u2>>4)&0xf) >= 0x10 ) return 1;
610: if ( d1[ind++]+(u2&0xf) >= 0x10 ) return 1;
611: }
612: return 0;
613: break;
614: case 6:
615: for ( i = 0; i < nd_wpd; i++ ) {
616: u2 = d2[i];
617: if ( d1[ind++]+((u2>>24)&0x3f) >= 0x40 ) return 1;
618: if ( d1[ind++]+((u2>>18)&0x3f) >= 0x40 ) return 1;
619: if ( d1[ind++]+((u2>>12)&0x3f) >= 0x40 ) return 1;
620: if ( d1[ind++]+((u2>>6)&0x3f) >= 0x40 ) return 1;
621: if ( d1[ind++]+(u2&0x3f) >= 0x40 ) return 1;
622: }
623: return 0;
624: break;
625: case 8:
626: for ( i = 0; i < nd_wpd; i++ ) {
627: u2 = d2[i];
628: if ( d1[ind++]+((u2>>24)&0xff) >= 0x100 ) return 1;
629: if ( d1[ind++]+((u2>>16)&0xff) >= 0x100 ) return 1;
630: if ( d1[ind++]+((u2>>8)&0xff) >= 0x100 ) return 1;
631: if ( d1[ind++]+(u2&0xff) >= 0x100 ) return 1;
632: }
633: return 0;
634: break;
635: case 16:
636: for ( i = 0; i < nd_wpd; i++ ) {
637: u2 = d2[i];
638: if ( d1[ind++]+((u2>>16)&0xffff) > 0x10000 ) return 1;
639: if ( d1[ind++]+(u2&0xffff) > 0x10000 ) return 1;
640: }
641: return 0;
642: break;
643: case 32:
644: for ( i = 0; i < nd_wpd; i++ )
645: if ( d1[i]+d2[i]<d1[i] ) return 1;
646: return 0;
647: break;
648: default:
649: for ( i = 0; i < nd_wpd; i++ ) {
650: u2 = d2[i];
651: k = (nd_epw-1)*nd_bpe;
652: for ( j = 0; j < nd_epw; j++, k -= nd_bpe )
653: if ( d1[ind++]+((u2>>k)&nd_mask0) > nd_mask0 ) return 1;
654: }
655: return 0;
656: break;
657: }
1.1 noro 658: }
659:
1.23 noro 660: int ndl_check_bound2_direct(unsigned int *d1,unsigned int *d2)
661: {
662: unsigned int u1,u2;
663: int i,j,k;
664:
665: switch ( nd_bpe ) {
666: case 4:
667: for ( i = 0; i < nd_wpd; i++ ) {
668: u1 = d1[i]; u2 = d2[i];
669: if ( ((u1>>28)&0xf)+((u2>>28)&0xf) >= 0x10 ) return 1;
670: if ( ((u1>>24)&0xf)+((u2>>24)&0xf) >= 0x10 ) return 1;
671: if ( ((u1>>20)&0xf)+((u2>>20)&0xf) >= 0x10 ) return 1;
672: if ( ((u1>>16)&0xf)+((u2>>16)&0xf) >= 0x10 ) return 1;
673: if ( ((u1>>12)&0xf)+((u2>>12)&0xf) >= 0x10 ) return 1;
674: if ( ((u1>>8)&0xf)+((u2>>8)&0xf) >= 0x10 ) return 1;
675: if ( ((u1>>4)&0xf)+((u2>>4)&0xf) >= 0x10 ) return 1;
676: if ( (u1&0xf)+(u2&0xf) >= 0x10 ) return 1;
677: }
678: return 0;
679: break;
680: case 6:
681: for ( i = 0; i < nd_wpd; i++ ) {
682: u1 = d1[i]; u2 = d2[i];
683: if ( ((u1>>24)&0x3f)+((u2>>24)&0x3f) >= 0x40 ) return 1;
684: if ( ((u1>>18)&0x3f)+((u2>>18)&0x3f) >= 0x40 ) return 1;
685: if ( ((u1>>12)&0x3f)+((u2>>12)&0x3f) >= 0x40 ) return 1;
686: if ( ((u1>>6)&0x3f)+((u2>>6)&0x3f) >= 0x40 ) return 1;
687: if ( (u1&0x3f)+(u2&0x3f) >= 0x40 ) return 1;
688: }
689: return 0;
690: break;
691: case 8:
692: for ( i = 0; i < nd_wpd; i++ ) {
693: u1 = d1[i]; u2 = d2[i];
694: if ( ((u1>>24)&0xff)+((u2>>24)&0xff) >= 0x100 ) return 1;
695: if ( ((u1>>16)&0xff)+((u2>>16)&0xff) >= 0x100 ) return 1;
696: if ( ((u1>>8)&0xff)+((u2>>8)&0xff) >= 0x100 ) return 1;
697: if ( (u1&0xff)+(u2&0xff) >= 0x100 ) return 1;
698: }
699: return 0;
700: break;
701: case 16:
702: for ( i = 0; i < nd_wpd; i++ ) {
703: u1 = d1[i]; u2 = d2[i];
704: if ( ((u1>>16)&0xffff)+((u2>>16)&0xffff) > 0x10000 ) return 1;
705: if ( (u2&0xffff)+(u2&0xffff) > 0x10000 ) return 1;
706: }
707: return 0;
708: break;
709: case 32:
710: for ( i = 0; i < nd_wpd; i++ )
711: if ( d1[i]+d2[i]<d1[i] ) return 1;
712: return 0;
713: break;
714: default:
715: for ( i = 0; i < nd_wpd; i++ ) {
716: u1 = d1[i]; u2 = d2[i];
717: k = (nd_epw-1)*nd_bpe;
718: for ( j = 0; j < nd_epw; j++, k -= nd_bpe )
719: if ( ((u1>>k)&nd_mask0)+((u2>>k)&nd_mask0) > nd_mask0 )
720: return 1;
721: }
722: return 0;
723: break;
724: }
725: }
726:
1.6 noro 727: INLINE int ndl_hash_value(int td,unsigned int *d)
1.1 noro 728: {
729: int i;
730: int r;
731:
732: r = td;
733: for ( i = 0; i < nd_wpd; i++ )
734: r = ((r<<16)+d[i])%REDTAB_LEN;
735: return r;
736: }
737:
1.9 noro 738: INLINE int nd_find_reducer(ND g)
1.1 noro 739: {
1.13 noro 740: RHist r;
1.6 noro 741: int d,k,i;
1.1 noro 742:
743: d = ndl_hash_value(HTD(g),HDL(g));
1.13 noro 744: for ( r = nd_red[d], k = 0; r; r = NEXT(r), k++ ) {
1.14 noro 745: if ( HTD(g) == TD(r) && ndl_equal(HDL(g),DL(r)) ) {
1.1 noro 746: if ( k > 0 ) nd_notfirst++;
747: nd_found++;
1.13 noro 748: return r->index;
1.1 noro 749: }
750: }
751:
1.13 noro 752: if ( Reverse )
753: for ( i = nd_psn-1; i >= 0; i-- ) {
754: r = nd_psh[i];
1.14 noro 755: if ( HTD(g) >= TD(r) && ndl_reducible(HDL(g),DL(r)) ) {
1.13 noro 756: nd_create++;
757: nd_append_red(HDL(g),HTD(g),i);
758: return i;
759: }
760: }
761: else
762: for ( i = 0; i < nd_psn; i++ ) {
763: r = nd_psh[i];
1.14 noro 764: if ( HTD(g) >= TD(r) && ndl_reducible(HDL(g),DL(r)) ) {
1.13 noro 765: nd_create++;
766: nd_append_red(HDL(g),HTD(g),i);
767: return i;
768: }
1.1 noro 769: }
1.6 noro 770: return -1;
1.1 noro 771: }
772:
1.23 noro 773: INLINE int nd_find_reducer_direct(ND g,NDV *ps,int len)
774: {
775: int i;
776: NDV r;
777:
778: if ( Reverse )
779: for ( i = len-1; i >= 0; i-- ) {
780: r = ps[i];
781: if ( HTD(g) >= HTD(r) && ndl_reducible(HDL(g),HDL(r)) ) {
782: nd_append_red(HDL(g),HTD(g),i);
783: return i;
784: }
785: }
786: else
787: for ( i = 0; i < len; i++ ) {
788: r = ps[i];
789: if ( HTD(g) >= HTD(r) && ndl_reducible(HDL(g),HDL(r)) ) {
790: nd_append_red(HDL(g),HTD(g),i);
791: return i;
792: }
793: }
794: return -1;
795: }
796:
1.19 noro 797: ND nd_add(int mod,ND p1,ND p2)
1.1 noro 798: {
799: int n,c;
800: int t;
801: ND r;
802: NM m1,m2,mr0,mr,s;
803:
804: if ( !p1 )
805: return p2;
806: else if ( !p2 )
807: return p1;
808: else {
809: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1.14 noro 810: if ( TD(m1) > TD(m2) )
1.1 noro 811: c = 1;
1.14 noro 812: else if ( TD(m1) < TD(m2) )
1.1 noro 813: c = -1;
814: else
1.14 noro 815: c = ndl_compare(DL(m1),DL(m2));
1.1 noro 816: switch ( c ) {
817: case 0:
1.19 noro 818: t = ((CM(m1))+(CM(m2))) - mod;
1.1 noro 819: if ( t < 0 )
1.19 noro 820: t += mod;
1.1 noro 821: s = m1; m1 = NEXT(m1);
822: if ( t ) {
1.14 noro 823: NEXTNM2(mr0,mr,s); CM(mr) = (t);
1.1 noro 824: } else {
825: FREENM(s);
826: }
827: s = m2; m2 = NEXT(m2); FREENM(s);
828: break;
829: case 1:
830: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
831: break;
832: case -1:
833: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
834: break;
835: }
836: }
837: if ( !mr0 )
838: if ( m1 )
839: mr0 = m1;
840: else if ( m2 )
841: mr0 = m2;
842: else
843: return 0;
844: else if ( m1 )
845: NEXT(mr) = m1;
846: else if ( m2 )
847: NEXT(mr) = m2;
848: else
849: NEXT(mr) = 0;
850: BDY(p1) = mr0;
1.14 noro 851: SG(p1) = MAX(SG(p1),SG(p2));
1.1 noro 852: FREEND(p2);
853: return p1;
854: }
855: }
856:
1.17 noro 857: ND nd_add_q(ND p1,ND p2)
858: {
859: int n,c;
860: ND r;
861: NM m1,m2,mr0,mr,s;
862: Q t;
863:
864: if ( !p1 )
865: return p2;
866: else if ( !p2 )
867: return p1;
868: else {
869: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
870: if ( TD(m1) > TD(m2) )
871: c = 1;
872: else if ( TD(m1) < TD(m2) )
873: c = -1;
874: else
875: c = ndl_compare(DL(m1),DL(m2));
876: switch ( c ) {
877: case 0:
878: addq(CQ(m1),CQ(m2),&t);
879: s = m1; m1 = NEXT(m1);
880: if ( t ) {
881: NEXTNM2(mr0,mr,s); CQ(mr) = (t);
882: } else {
883: FREENM(s);
884: }
885: s = m2; m2 = NEXT(m2); FREENM(s);
886: break;
887: case 1:
888: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
889: break;
890: case -1:
891: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
892: break;
893: }
894: }
895: if ( !mr0 )
896: if ( m1 )
897: mr0 = m1;
898: else if ( m2 )
899: mr0 = m2;
900: else
901: return 0;
902: else if ( m1 )
903: NEXT(mr) = m1;
904: else if ( m2 )
905: NEXT(mr) = m2;
906: else
907: NEXT(mr) = 0;
908: BDY(p1) = mr0;
909: SG(p1) = MAX(SG(p1),SG(p2));
910: FREEND(p2);
911: return p1;
912: }
913: }
914:
1.1 noro 915: #if 1
916: /* ret=1 : success, ret=0 : overflow */
1.16 noro 917: int nd_nf(int mod,ND g,int full,ND *rp)
1.1 noro 918: {
1.11 noro 919: ND d;
1.1 noro 920: NM m,mrd,tail;
1.7 noro 921: NM mul;
1.10 noro 922: int n,sugar,psugar,sugar0,stat,index;
1.6 noro 923: int c,c1,c2;
1.17 noro 924: RHist h;
1.11 noro 925: NDV p,red;
1.16 noro 926: Q cg,cred,gcd;
1.21 noro 927: double hmag;
1.1 noro 928:
929: if ( !g ) {
930: *rp = 0;
931: return 1;
932: }
1.21 noro 933: if ( !mod )
934: hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
935:
1.14 noro 936: sugar0 = sugar = SG(g);
1.1 noro 937: n = NV(g);
1.7 noro 938: mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int));
1.1 noro 939: for ( d = 0; g; ) {
1.6 noro 940: index = nd_find_reducer(g);
941: if ( index >= 0 ) {
1.17 noro 942: h = nd_psh[index];
943: ndl_sub(HDL(g),DL(h),DL(mul));
944: TD(mul) = HTD(g)-TD(h);
1.10 noro 945: #if 0
1.14 noro 946: if ( d && (SG(p)+TD(mul)) > sugar ) {
1.10 noro 947: goto afo;
948: }
949: #endif
1.14 noro 950: if ( ndl_check_bound2(index,DL(mul)) ) {
1.6 noro 951: nd_free(g); nd_free(d);
952: return 0;
953: }
1.16 noro 954: if ( mod ) {
1.17 noro 955: p = nd_ps[index];
1.19 noro 956: c1 = invm(HCM(p),mod); c2 = mod-HCM(g);
957: DMAR(c1,c2,0,mod,c); CM(mul) = c;
1.16 noro 958: } else {
1.20 noro 959: p = nd_psq[index];
1.17 noro 960: igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);
1.16 noro 961: chsgnq(cg,&CQ(mul));
1.20 noro 962: nd_mul_c_q(d,cred); nd_mul_c_q(g,cred);
1.16 noro 963: }
1.20 noro 964: ndv_mul_nm(mod,p,mul,ndv_red);
965: g = ndv_add(mod,g,ndv_red);
1.14 noro 966: sugar = MAX(sugar,SG(ndv_red));
1.22 noro 967: if ( !mod && hmag && g && ((double)(p_mag((P)HCQ(g))) > hmag) ) {
1.21 noro 968: nd_removecont2(d,g);
969: hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
970: }
1.1 noro 971: } else if ( !full ) {
972: *rp = g;
973: return 1;
974: } else {
1.10 noro 975: afo:
1.1 noro 976: m = BDY(g);
977: if ( NEXT(m) ) {
978: BDY(g) = NEXT(m); NEXT(m) = 0;
979: } else {
980: FREEND(g); g = 0;
981: }
982: if ( d ) {
983: NEXT(tail)=m;
984: tail=m;
985: } else {
986: MKND(n,m,d);
987: tail = BDY(d);
988: }
989: }
990: }
991: if ( d )
1.14 noro 992: SG(d) = sugar;
1.1 noro 993: *rp = d;
994: return 1;
995: }
1.23 noro 996:
997: int nd_nf_direct(int mod,ND g,NDV *ps,int len,int full,ND *rp)
998: {
999: ND d;
1000: NM m,mrd,tail;
1001: NM mul;
1002: int n,sugar,psugar,sugar0,stat,index;
1003: int c,c1,c2;
1004: RHist h;
1005: NDV p,red;
1006: Q cg,cred,gcd;
1007: double hmag;
1008:
1009: if ( !g ) {
1010: *rp = 0;
1011: return 1;
1012: }
1013: #if 0
1014: if ( !mod )
1015: hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
1016: #else
1017: /* XXX */
1018: hmag = 0;
1019: #endif
1020:
1021: sugar0 = sugar = SG(g);
1022: n = NV(g);
1023: mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int));
1024: for ( d = 0; g; ) {
1025: index = nd_find_reducer_direct(g,ps,len);
1026: if ( index >= 0 ) {
1027: p = ps[index];
1028: ndl_sub(HDL(g),HDL(p),DL(mul));
1029: TD(mul) = HTD(g)-HTD(p);
1030: if ( ndl_check_bound2_direct(HDL(p),DL(mul)) ) {
1031: nd_free(g); nd_free(d);
1032: return 0;
1033: }
1034: if ( mod ) {
1035: c1 = invm(HCM(p),mod); c2 = mod-HCM(g);
1036: DMAR(c1,c2,0,mod,c); CM(mul) = c;
1037: } else {
1038: igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);
1039: chsgnq(cg,&CQ(mul));
1040: nd_mul_c_q(d,cred); nd_mul_c_q(g,cred);
1041: }
1042: ndv_mul_nm(mod,p,mul,ndv_red);
1043: g = ndv_add(mod,g,ndv_red);
1044: sugar = MAX(sugar,SG(ndv_red));
1045: if ( !mod && hmag && g && ((double)(p_mag((P)HCQ(g))) > hmag) ) {
1046: nd_removecont2(d,g);
1047: hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
1048: }
1049: } else if ( !full ) {
1050: *rp = g;
1051: return 1;
1052: } else {
1053: m = BDY(g);
1054: if ( NEXT(m) ) {
1055: BDY(g) = NEXT(m); NEXT(m) = 0;
1056: } else {
1057: FREEND(g); g = 0;
1058: }
1059: if ( d ) {
1060: NEXT(tail)=m;
1061: tail=m;
1062: } else {
1063: MKND(n,m,d);
1064: tail = BDY(d);
1065: }
1066: }
1067: }
1068: if ( d )
1069: SG(d) = sugar;
1070: *rp = d;
1071: return 1;
1072: }
1.1 noro 1073: #else
1074:
1075: ND nd_remove_head(ND p)
1076: {
1077: NM m;
1078:
1079: m = BDY(p);
1080: if ( !NEXT(m) ) {
1081: FREEND(p);
1082: p = 0;
1083: } else
1084: BDY(p) = NEXT(m);
1085: FREENM(m);
1086: return p;
1087: }
1088:
1089: PGeoBucket create_pbucket()
1090: {
1091: PGeoBucket g;
1092:
1093: g = CALLOC(1,sizeof(struct oPGeoBucket));
1094: g->m = -1;
1095: return g;
1096: }
1097:
1.19 noro 1098: void add_pbucket(int mod,PGeoBucket g,ND d)
1.1 noro 1099: {
1100: int l,k,m;
1101:
1102: l = nd_length(d);
1103: for ( k = 0, m = 1; l > m; k++, m <<= 2 );
1104: /* 4^(k-1) < l <= 4^k */
1.19 noro 1105: d = nd_add(mod,g->body[k],d);
1.1 noro 1106: for ( ; d && nd_length(d) > 1<<(2*k); k++ ) {
1107: g->body[k] = 0;
1.19 noro 1108: d = nd_add(int mod,g->body[k+1],d);
1.1 noro 1109: }
1110: g->body[k] = d;
1111: g->m = MAX(g->m,k);
1112: }
1113:
1.19 noro 1114: int head_pbucket(int mod,PGeoBucket g)
1.1 noro 1115: {
1116: int j,i,c,k,nv,sum;
1117: unsigned int *di,*dj;
1118: ND gi,gj;
1119:
1120: k = g->m;
1121: while ( 1 ) {
1122: j = -1;
1123: for ( i = 0; i <= k; i++ ) {
1124: if ( !(gi = g->body[i]) )
1125: continue;
1126: if ( j < 0 ) {
1127: j = i;
1128: gj = g->body[j];
1129: dj = HDL(gj);
1.14 noro 1130: sum = HCM(gj);
1.1 noro 1131: } else {
1132: di = HDL(gi);
1133: nv = NV(gi);
1134: if ( HTD(gi) > HTD(gj) )
1135: c = 1;
1136: else if ( HTD(gi) < HTD(gj) )
1137: c = -1;
1138: else
1139: c = ndl_compare(di,dj);
1140: if ( c > 0 ) {
1141: if ( sum )
1.14 noro 1142: HCM(gj) = sum;
1.1 noro 1143: else
1144: g->body[j] = nd_remove_head(gj);
1145: j = i;
1146: gj = g->body[j];
1147: dj = HDL(gj);
1.14 noro 1148: sum = HCM(gj);
1.1 noro 1149: } else if ( c == 0 ) {
1.19 noro 1150: sum = sum+HCM(gi)-mod;
1.1 noro 1151: if ( sum < 0 )
1.19 noro 1152: sum += mod;
1.1 noro 1153: g->body[i] = nd_remove_head(gi);
1154: }
1155: }
1156: }
1157: if ( j < 0 )
1158: return -1;
1159: else if ( sum ) {
1.14 noro 1160: HCM(gj) = sum;
1.1 noro 1161: return j;
1162: } else
1163: g->body[j] = nd_remove_head(gj);
1164: }
1165: }
1166:
1167: ND normalize_pbucket(PGeoBucket g)
1168: {
1169: int i;
1170: ND r,t;
1171:
1172: r = 0;
1173: for ( i = 0; i <= g->m; i++ )
1.19 noro 1174: r = nd_add(mod,r,g->body[i]);
1.1 noro 1175: return r;
1176: }
1177:
1178: ND nd_nf(ND g,int full)
1179: {
1180: ND u,p,d,red;
1181: NODE l;
1182: NM m,mrd;
1183: int sugar,psugar,n,h_reducible,h;
1184: PGeoBucket bucket;
1185:
1186: if ( !g ) {
1187: return 0;
1188: }
1.14 noro 1189: sugar = SG(g);
1190: n = NV(g);
1.1 noro 1191: bucket = create_pbucket();
1192: add_pbucket(bucket,g);
1193: d = 0;
1194: while ( 1 ) {
1195: h = head_pbucket(bucket);
1196: if ( h < 0 ) {
1197: if ( d )
1.14 noro 1198: SG(d) = sugar;
1.1 noro 1199: return d;
1200: }
1201: g = bucket->body[h];
1202: red = nd_find_reducer(g);
1203: if ( red ) {
1204: bucket->body[h] = nd_remove_head(g);
1205: red = nd_remove_head(red);
1206: add_pbucket(bucket,red);
1.14 noro 1207: sugar = MAX(sugar,SG(red));
1.1 noro 1208: } else if ( !full ) {
1209: g = normalize_pbucket(bucket);
1210: if ( g )
1.14 noro 1211: SG(g) = sugar;
1.1 noro 1212: return g;
1213: } else {
1214: m = BDY(g);
1215: if ( NEXT(m) ) {
1216: BDY(g) = NEXT(m); NEXT(m) = 0;
1217: } else {
1218: FREEND(g); g = 0;
1219: }
1220: bucket->body[h] = g;
1221: NEXT(m) = 0;
1222: if ( d ) {
1223: for ( mrd = BDY(d); NEXT(mrd); mrd = NEXT(mrd) );
1224: NEXT(mrd) = m;
1225: } else {
1226: MKND(n,m,d);
1227: }
1228: }
1229: }
1230: }
1231: #endif
1232:
1.23 noro 1233: NODE nd_gb(int m)
1.1 noro 1234: {
1235: int i,nh,sugar,stat;
1.23 noro 1236: NODE r,g,t;
1.1 noro 1237: ND_pairs d;
1238: ND_pairs l;
1239: ND h,nf;
1240:
1.23 noro 1241: g = 0; d = 0;
1242: for ( i = 0; i < nd_psn; i++ ) {
1.1 noro 1243: d = update_pairs(d,g,i);
1244: g = update_base(g,i);
1245: }
1246: sugar = 0;
1247: while ( d ) {
1248: again:
1249: l = nd_minp(d,&d);
1.14 noro 1250: if ( SG(l) != sugar ) {
1251: sugar = SG(l);
1.1 noro 1252: fprintf(asir_out,"%d",sugar);
1253: }
1.16 noro 1254: stat = nd_sp(m,l,&h);
1.1 noro 1255: if ( !stat ) {
1256: NEXT(l) = d; d = l;
1.20 noro 1257: d = nd_reconstruct(m,0,d);
1.1 noro 1258: goto again;
1259: }
1.16 noro 1260: stat = nd_nf(m,h,!Top,&nf);
1.1 noro 1261: if ( !stat ) {
1262: NEXT(l) = d; d = l;
1.20 noro 1263: d = nd_reconstruct(m,0,d);
1.1 noro 1264: goto again;
1265: } else if ( nf ) {
1266: printf("+"); fflush(stdout);
1.16 noro 1267: nh = nd_newps(m,nf);
1.1 noro 1268: d = update_pairs(d,g,nh);
1269: g = update_base(g,nh);
1270: FREENDP(l);
1271: } else {
1272: printf("."); fflush(stdout);
1273: FREENDP(l);
1274: }
1275: }
1.23 noro 1276: if ( m )
1277: for ( t = g; t; t = NEXT(t) )
1278: BDY(t) = (pointer)nd_ps[(int)BDY(t)];
1279: else
1280: for ( t = g; t; t = NEXT(t) )
1281: BDY(t) = (pointer)nd_psq[(int)BDY(t)];
1.1 noro 1282: return g;
1283: }
1284:
1.23 noro 1285: NODE nd_gb_trace(int m)
1.20 noro 1286: {
1287: int i,nh,sugar,stat;
1.23 noro 1288: NODE r,g,t;
1.20 noro 1289: ND_pairs d;
1290: ND_pairs l;
1291: ND h,nf,nfq;
1292:
1.23 noro 1293: g = 0; d = 0;
1294: for ( i = 0; i < nd_psn; i++ ) {
1.20 noro 1295: d = update_pairs(d,g,i);
1296: g = update_base(g,i);
1297: }
1298: sugar = 0;
1299: while ( d ) {
1300: again:
1301: l = nd_minp(d,&d);
1302: if ( SG(l) != sugar ) {
1303: sugar = SG(l);
1304: fprintf(asir_out,"%d",sugar);
1305: }
1306: stat = nd_sp(m,l,&h);
1307: if ( !stat ) {
1308: NEXT(l) = d; d = l;
1309: d = nd_reconstruct(m,1,d);
1310: goto again;
1311: }
1312: stat = nd_nf(m,h,!Top,&nf);
1313: if ( !stat ) {
1314: NEXT(l) = d; d = l;
1315: d = nd_reconstruct(m,1,d);
1316: goto again;
1317: } else if ( nf ) {
1318: /* overflow does not occur */
1319: nd_sp(0,l,&h);
1320: nd_nf(0,h,!Top,&nfq);
1321: if ( nfq ) {
1322: printf("+"); fflush(stdout);
1323: nh = nd_newps_trace(m,nf,nfq);
1324: d = update_pairs(d,g,nh);
1325: g = update_base(g,nh);
1326: } else {
1327: printf("*"); fflush(stdout);
1328: }
1329: } else {
1330: printf("."); fflush(stdout);
1331: }
1332: FREENDP(l);
1333: }
1.23 noro 1334: for ( t = g; t; t = NEXT(t) )
1335: BDY(t) = (pointer)nd_psq[(int)BDY(t)];
1.20 noro 1336: return g;
1337: }
1338:
1.23 noro 1339: int ndv_compare(NDV *p1,NDV *p2)
1340: {
1341: int td1,td2;
1342:
1343: td1 = HTD(*p1); td2 = HTD(*p2);
1344: if ( td1 > td2 ) return 1;
1345: else if ( td1 < td2 ) return -1;
1346: else return ndl_compare(HDL(*p1),HDL(*p2));
1347: }
1348:
1349: int ndv_compare_rev(NDV *p1,NDV *p2)
1350: {
1351: return -ndv_compare(p1,p2);
1352: }
1353:
1354: NODE nd_reduceall(int m,NODE f)
1355: {
1356: int i,j,n,stat;
1357: NDV *w,*ps;
1358: ND nf,g;
1359: NODE t,a0,a;
1360:
1361: for ( n = 0, t = f; t; t = NEXT(t), n++ );
1362: ps = (NDV *)ALLOCA(n*sizeof(NDV));
1363: for ( i = 0, t = f; i < n; i++, t = NEXT(t) )
1364: ps[i] = (NDV)BDY(t);
1365: qsort(ps,n,sizeof(NDV),(int (*)(const void *,const void *))ndv_compare);
1366: w = (NDV *)ALLOCA((n-1)*sizeof(NDV));
1367: for ( i = 0; i < n; i++ ) {
1368: for ( j = 0; j < i; j++ )
1369: w[j] = (NDV)ps[j];
1370: for ( j = i+1; j < n; j++ )
1371: w[j-1] = ps[j];
1372: g = ndvtond(m,ps[i]);
1373: stat = nd_nf_direct(m,g,w,n-1,1,&nf);
1374: if ( !stat )
1375: nd_reconstruct_direct(m,ps,n);
1376: else if ( !nf ) {
1377: printf("."); fflush(stdout);
1378: ndv_free(ps[i]);
1379: for ( j = i+1; j < n; j++ )
1380: ps[j-1] = ps[j];
1381: n--;
1382: } else {
1383: printf("."); fflush(stdout);
1384: ndv_free(ps[i]);
1.24 ! noro 1385: nd_removecont(m,nf);
1.23 noro 1386: ps[i] = ndtondv(m,nf);
1387: nd_free(nf);
1388: }
1389: }
1390: for ( a0 = 0, i = 0; i < n; i++ ) {
1391: NEXTNODE(a0,a);
1392: BDY(a) = (pointer)ps[i];
1393: }
1394: NEXT(a) = 0;
1395: return a0;
1396: }
1397:
1.1 noro 1398: ND_pairs update_pairs( ND_pairs d, NODE /* of index */ g, int t)
1399: {
1400: ND_pairs d1,nd,cur,head,prev,remove;
1401:
1402: if ( !g ) return d;
1403: d = crit_B(d,t);
1404: d1 = nd_newpairs(g,t);
1405: d1 = crit_M(d1);
1406: d1 = crit_F(d1);
1407: prev = 0; cur = head = d1;
1408: while ( cur ) {
1409: if ( crit_2( cur->i1,cur->i2 ) ) {
1410: remove = cur;
1411: if ( !prev ) {
1412: head = cur = NEXT(cur);
1413: } else {
1414: cur = NEXT(prev) = NEXT(cur);
1415: }
1416: FREENDP(remove);
1417: } else {
1418: prev = cur;
1419: cur = NEXT(cur);
1420: }
1421: }
1422: if ( !d )
1423: return head;
1424: else {
1425: nd = d;
1426: while ( NEXT(nd) )
1427: nd = NEXT(nd);
1428: NEXT(nd) = head;
1429: return d;
1430: }
1431: }
1432:
1433: ND_pairs nd_newpairs( NODE g, int t )
1434: {
1435: NODE h;
1436: unsigned int *dl;
1437: int td,ts,s;
1438: ND_pairs r,r0;
1439:
1.20 noro 1440: dl = DL(nd_psh[t]);
1441: td = TD(nd_psh[t]);
1442: ts = SG(nd_psh[t]) - td;
1.1 noro 1443: for ( r0 = 0, h = g; h; h = NEXT(h) ) {
1444: NEXTND_pairs(r0,r);
1445: r->i1 = (int)BDY(h);
1446: r->i2 = t;
1.20 noro 1447: ndl_lcm(DL(nd_psh[r->i1]),dl,r->lcm);
1.14 noro 1448: TD(r) = ndl_td(r->lcm);
1.20 noro 1449: s = SG(nd_psh[r->i1])-TD(nd_psh[r->i1]);
1.14 noro 1450: SG(r) = MAX(s,ts) + TD(r);
1.1 noro 1451: }
1452: NEXT(r) = 0;
1453: return r0;
1454: }
1455:
1456: ND_pairs crit_B( ND_pairs d, int s )
1457: {
1458: ND_pairs cur,head,prev,remove;
1459: unsigned int *t,*tl,*lcm;
1460: int td,tdl;
1461:
1462: if ( !d ) return 0;
1.20 noro 1463: t = DL(nd_psh[s]);
1.1 noro 1464: prev = 0;
1465: head = cur = d;
1466: lcm = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int));
1467: while ( cur ) {
1468: tl = cur->lcm;
1469: if ( ndl_reducible(tl,t)
1.20 noro 1470: && (ndl_lcm(DL(nd_psh[cur->i1]),t,lcm),!ndl_equal(lcm,tl))
1471: && (ndl_lcm(DL(nd_psh[cur->i2]),t,lcm),!ndl_equal(lcm,tl)) ) {
1.1 noro 1472: remove = cur;
1473: if ( !prev ) {
1474: head = cur = NEXT(cur);
1475: } else {
1476: cur = NEXT(prev) = NEXT(cur);
1477: }
1478: FREENDP(remove);
1479: } else {
1480: prev = cur;
1481: cur = NEXT(cur);
1482: }
1483: }
1484: return head;
1485: }
1486:
1487: ND_pairs crit_M( ND_pairs d1 )
1488: {
1489: ND_pairs e,d2,d3,dd,p;
1490: unsigned int *id,*jd;
1491: int itd,jtd;
1492:
1493: for ( dd = 0, e = d1; e; e = d3 ) {
1494: if ( !(d2 = NEXT(e)) ) {
1495: NEXT(e) = dd;
1496: return e;
1497: }
1498: id = e->lcm;
1.14 noro 1499: itd = TD(e);
1.1 noro 1500: for ( d3 = 0; d2; d2 = p ) {
1501: p = NEXT(d2),
1502: jd = d2->lcm;
1.14 noro 1503: jtd = TD(d2);
1.1 noro 1504: if ( jtd == itd )
1505: if ( id == jd );
1506: else if ( ndl_reducible(jd,id) ) continue;
1507: else if ( ndl_reducible(id,jd) ) goto delit;
1508: else ;
1509: else if ( jtd > itd )
1510: if ( ndl_reducible(jd,id) ) continue;
1511: else ;
1512: else if ( ndl_reducible(id,jd ) ) goto delit;
1513: NEXT(d2) = d3;
1514: d3 = d2;
1515: }
1516: NEXT(e) = dd;
1517: dd = e;
1518: continue;
1519: /**/
1520: delit: NEXT(d2) = d3;
1521: d3 = d2;
1522: for ( ; p; p = d2 ) {
1523: d2 = NEXT(p);
1524: NEXT(p) = d3;
1525: d3 = p;
1526: }
1527: FREENDP(e);
1528: }
1529: return dd;
1530: }
1531:
1532: ND_pairs crit_F( ND_pairs d1 )
1533: {
1534: ND_pairs rest, head,remove;
1535: ND_pairs last, p, r, w;
1536: int s;
1537:
1538: for ( head = last = 0, p = d1; NEXT(p); ) {
1539: r = w = equivalent_pairs(p,&rest);
1.14 noro 1540: s = SG(r);
1.1 noro 1541: w = NEXT(w);
1542: while ( w ) {
1543: if ( crit_2(w->i1,w->i2) ) {
1544: r = w;
1545: w = NEXT(w);
1546: while ( w ) {
1547: remove = w;
1548: w = NEXT(w);
1549: FREENDP(remove);
1550: }
1551: break;
1.14 noro 1552: } else if ( SG(w) < s ) {
1.1 noro 1553: FREENDP(r);
1554: r = w;
1.14 noro 1555: s = SG(r);
1.1 noro 1556: w = NEXT(w);
1557: } else {
1558: remove = w;
1559: w = NEXT(w);
1560: FREENDP(remove);
1561: }
1562: }
1563: if ( last ) NEXT(last) = r;
1564: else head = r;
1565: NEXT(last = r) = 0;
1566: p = rest;
1567: if ( !p ) return head;
1568: }
1569: if ( !last ) return p;
1570: NEXT(last) = p;
1571: return head;
1572: }
1573:
1574: int crit_2( int dp1, int dp2 )
1575: {
1.20 noro 1576: return ndl_disjoint(DL(nd_psh[dp1]),DL(nd_psh[dp2]));
1.1 noro 1577: }
1578:
1579: static ND_pairs equivalent_pairs( ND_pairs d1, ND_pairs *prest )
1580: {
1581: ND_pairs w,p,r,s;
1582: unsigned int *d;
1583: int td;
1584:
1585: w = d1;
1586: d = w->lcm;
1.14 noro 1587: td = TD(w);
1.1 noro 1588: s = NEXT(w);
1589: NEXT(w) = 0;
1590: for ( r = 0; s; s = p ) {
1591: p = NEXT(s);
1.14 noro 1592: if ( td == TD(s) && ndl_equal(d,s->lcm) ) {
1.1 noro 1593: NEXT(s) = w;
1594: w = s;
1595: } else {
1596: NEXT(s) = r;
1597: r = s;
1598: }
1599: }
1600: *prest = r;
1601: return w;
1602: }
1603:
1604: NODE update_base(NODE nd,int ndp)
1605: {
1606: unsigned int *dl, *dln;
1607: NODE last, p, head;
1608: int td,tdn;
1609:
1.20 noro 1610: dl = DL(nd_psh[ndp]);
1611: td = TD(nd_psh[ndp]);
1.1 noro 1612: for ( head = last = 0, p = nd; p; ) {
1.20 noro 1613: dln = DL(nd_psh[(int)BDY(p)]);
1614: tdn = TD(nd_psh[(int)BDY(p)]);
1.1 noro 1615: if ( tdn >= td && ndl_reducible( dln, dl ) ) {
1616: p = NEXT(p);
1617: if ( last ) NEXT(last) = p;
1618: } else {
1619: if ( !last ) head = p;
1620: p = NEXT(last = p);
1621: }
1622: }
1623: head = append_one(head,ndp);
1624: return head;
1625: }
1626:
1627: ND_pairs nd_minp( ND_pairs d, ND_pairs *prest )
1628: {
1629: ND_pairs m,ml,p,l;
1630: unsigned int *lcm;
1631: int s,td,len,tlen,c;
1632:
1633: if ( !(p = NEXT(m = d)) ) {
1634: *prest = p;
1635: NEXT(m) = 0;
1636: return m;
1637: }
1638: lcm = m->lcm;
1.14 noro 1639: s = SG(m);
1640: td = TD(m);
1.6 noro 1641: len = nd_psl[m->i1]+nd_psl[m->i2];
1.1 noro 1642: for ( ml = 0, l = m; p; p = NEXT(l = p) ) {
1.14 noro 1643: if (SG(p) < s)
1.1 noro 1644: goto find;
1.14 noro 1645: else if ( SG(p) == s ) {
1646: if ( TD(p) < td )
1.1 noro 1647: goto find;
1.14 noro 1648: else if ( TD(p) == td ) {
1.1 noro 1649: c = ndl_compare(p->lcm,lcm);
1650: if ( c < 0 )
1651: goto find;
1.10 noro 1652: #if 0
1.1 noro 1653: else if ( c == 0 ) {
1.6 noro 1654: tlen = nd_psl[p->i1]+nd_psl[p->i2];
1.1 noro 1655: if ( tlen < len )
1656: goto find;
1657: }
1.10 noro 1658: #endif
1.1 noro 1659: }
1660: }
1661: continue;
1662: find:
1663: ml = l;
1664: m = p;
1665: lcm = m->lcm;
1.14 noro 1666: s = SG(m);
1667: td = TD(m);
1.1 noro 1668: len = tlen;
1669: }
1670: if ( !ml ) *prest = NEXT(m);
1671: else {
1672: NEXT(ml) = NEXT(m);
1673: *prest = d;
1674: }
1675: NEXT(m) = 0;
1676: return m;
1677: }
1678:
1.16 noro 1679: int nd_newps(int mod,ND a)
1.1 noro 1680: {
1.3 noro 1681: int len;
1.13 noro 1682: RHist r;
1.20 noro 1683: NDV b;
1.3 noro 1684:
1.1 noro 1685: if ( nd_psn == nd_pslen ) {
1686: nd_pslen *= 2;
1.6 noro 1687: nd_psl = (int *)REALLOC((char *)nd_psl,nd_pslen*sizeof(int));
1.11 noro 1688: nd_ps = (NDV *)REALLOC((char *)nd_ps,nd_pslen*sizeof(NDV));
1.20 noro 1689: nd_psq = (NDV *)REALLOC((char *)nd_psq,nd_pslen*sizeof(NDV));
1.13 noro 1690: nd_psh = (RHist *)REALLOC((char *)nd_psh,nd_pslen*sizeof(RHist));
1.1 noro 1691: nd_bound = (unsigned int **)
1692: REALLOC((char *)nd_bound,nd_pslen*sizeof(unsigned int *));
1693: }
1.20 noro 1694: nd_removecont(mod,a);
1695: nd_bound[nd_psn] = nd_compute_bound(a);
1696: NEWRHist(r); SG(r) = SG(a); TD(r) = HTD(a); ndl_copy(HDL(a),DL(r));
1697: nd_psh[nd_psn] = r;
1698: b = ndtondv(mod,a);
1699: len = LEN(b);
1.16 noro 1700: if ( mod )
1.20 noro 1701: nd_ps[nd_psn] = b;
1.16 noro 1702: else
1.20 noro 1703: nd_psq[nd_psn] = b;
1704: nd_psl[nd_psn] = len;
1.13 noro 1705: nd_free(a);
1.20 noro 1706: if ( len > nmv_len ) {
1707: nmv_len = 2*len;
1708: BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv);
1709: }
1710: return nd_psn++;
1711: }
1712:
1713: int nd_newps_trace(int mod,ND nf,ND nfq)
1714: {
1715: int len;
1716: RHist r;
1717: NDV b;
1718:
1719: if ( nd_psn == nd_pslen ) {
1720: nd_pslen *= 2;
1721: nd_psl = (int *)REALLOC((char *)nd_psl,nd_pslen*sizeof(int));
1722: nd_ps = (NDV *)REALLOC((char *)nd_ps,nd_pslen*sizeof(NDV));
1723: nd_psq = (NDV *)REALLOC((char *)nd_psq,nd_pslen*sizeof(NDV));
1724: nd_psh = (RHist *)REALLOC((char *)nd_psh,nd_pslen*sizeof(RHist));
1725: nd_bound = (unsigned int **)
1726: REALLOC((char *)nd_bound,nd_pslen*sizeof(unsigned int *));
1727: }
1728: nd_removecont(mod,nf);
1729: nd_ps[nd_psn] = ndtondv(mod,nf);
1730:
1731: nd_removecont(0,nfq);
1732: nd_psq[nd_psn] = ndtondv(0,nfq);
1733:
1734: nd_bound[nd_psn] = nd_compute_bound(nfq);
1735: NEWRHist(r); SG(r) = SG(nf); TD(r) = HTD(nf); ndl_copy(HDL(nf),DL(r));
1736: nd_psh[nd_psn] = r;
1737:
1738: len = LEN(nd_psq[nd_psn]);
1739: nd_psl[nd_psn] = len;
1740:
1741: nd_free(nf); nd_free(nfq);
1.3 noro 1742: if ( len > nmv_len ) {
1743: nmv_len = 2*len;
1744: BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv);
1745: }
1.1 noro 1746: return nd_psn++;
1747: }
1748:
1.23 noro 1749: void nd_setup(int mod,NODE f)
1.1 noro 1750: {
1.5 noro 1751: int i,j,td,len,max;
1.1 noro 1752: NODE s,s0,f0;
1.5 noro 1753: unsigned int *d;
1.13 noro 1754: RHist r;
1.20 noro 1755: NDV a;
1.11 noro 1756:
1757: nd_found = 0; nd_notfirst = 0; nd_create = 0;
1.1 noro 1758:
1759: nd_psn = length(f); nd_pslen = 2*nd_psn;
1.6 noro 1760: nd_psl = (int *)MALLOC(nd_pslen*sizeof(int));
1.11 noro 1761: nd_ps = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
1.20 noro 1762: nd_psq = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
1.13 noro 1763: nd_psh = (RHist *)MALLOC(nd_pslen*sizeof(RHist));
1.1 noro 1764: nd_bound = (unsigned int **)MALLOC(nd_pslen*sizeof(unsigned int *));
1.5 noro 1765: for ( max = 0, i = 0, s = f; i < nd_psn; i++, s = NEXT(s) ) {
1766: nd_bound[i] = d = dp_compute_bound((DP)BDY(s));
1767: for ( j = 0; j < nd_nvar; j++ )
1768: max = MAX(d[j],max);
1769: }
1.11 noro 1770: if ( !nd_red )
1.13 noro 1771: nd_red = (RHist *)MALLOC(REDTAB_LEN*sizeof(RHist));
1772: bzero(nd_red,REDTAB_LEN*sizeof(RHist));
1.5 noro 1773:
1774: if ( max < 2 )
1775: nd_bpe = 2;
1776: else if ( max < 4 )
1777: nd_bpe = 4;
1778: else if ( max < 64 )
1779: nd_bpe = 6;
1780: else if ( max < 256 )
1781: nd_bpe = 8;
1782: else if ( max < 65536 )
1783: nd_bpe = 16;
1784: else
1785: nd_bpe = 32;
1.13 noro 1786:
1.1 noro 1787: nd_setup_parameters();
1788: nd_free_private_storage();
1.3 noro 1789: len = 0;
1.1 noro 1790: for ( i = 0; i < nd_psn; i++, f = NEXT(f) ) {
1.20 noro 1791: NEWRHist(r);
1792: a = dptondv(mod,(DP)BDY(f));
1793: ndv_removecont(mod,a);
1794: len = MAX(len,LEN(a));
1795: SG(r) = HTD(a); TD(r) = HTD(a); ndl_copy(HDL(a),DL(r));
1.16 noro 1796: if ( mod )
1.20 noro 1797: nd_ps[i] = a;
1.16 noro 1798: else
1.20 noro 1799: nd_psq[i] = a;
1.13 noro 1800: nd_psh[i] = r;
1.1 noro 1801: }
1.3 noro 1802: nmv_len = 16*len;
1803: NEWNDV(ndv_red);
1.16 noro 1804: if ( mod )
1805: BDY(ndv_red) = (NMV)MALLOC_ATOMIC(nmv_len*nmv_adv);
1806: else
1807: BDY(ndv_red) = (NMV)MALLOC(nmv_len*nmv_adv);
1.1 noro 1808: }
1809:
1.23 noro 1810: void nd_setup_trace(int mod,NODE f)
1.20 noro 1811: {
1812: int i,j,td,len,max;
1813: NODE s,s0,f0;
1814: unsigned int *d;
1815: RHist r;
1816: NDV a;
1817:
1818: nd_found = 0; nd_notfirst = 0; nd_create = 0;
1819:
1820: nd_psn = length(f); nd_pslen = 2*nd_psn;
1821: nd_psl = (int *)MALLOC(nd_pslen*sizeof(int));
1822: nd_ps = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
1823: nd_psq = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
1824: nd_psh = (RHist *)MALLOC(nd_pslen*sizeof(RHist));
1825: nd_bound = (unsigned int **)MALLOC(nd_pslen*sizeof(unsigned int *));
1826: for ( max = 0, i = 0, s = f; i < nd_psn; i++, s = NEXT(s) ) {
1827: nd_bound[i] = d = dp_compute_bound((DP)BDY(s));
1828: for ( j = 0; j < nd_nvar; j++ )
1829: max = MAX(d[j],max);
1830: }
1831: if ( !nd_red )
1832: nd_red = (RHist *)MALLOC(REDTAB_LEN*sizeof(RHist));
1833: bzero(nd_red,REDTAB_LEN*sizeof(RHist));
1834:
1835: if ( max < 2 )
1836: nd_bpe = 2;
1837: else if ( max < 4 )
1838: nd_bpe = 4;
1839: else if ( max < 64 )
1840: nd_bpe = 6;
1841: else if ( max < 256 )
1842: nd_bpe = 8;
1843: else if ( max < 65536 )
1844: nd_bpe = 16;
1845: else
1846: nd_bpe = 32;
1847:
1848: nd_setup_parameters();
1849: nd_free_private_storage();
1850: len = 0;
1851: for ( i = 0; i < nd_psn; i++, f = NEXT(f) ) {
1852: a = dptondv(mod,(DP)BDY(f)); ndv_removecont(mod,a); nd_ps[i] = a;
1853: a = dptondv(0,(DP)BDY(f)); ndv_removecont(0,a); nd_psq[i] = a;
1854: NEWRHist(r);
1855: len = MAX(len,LEN(a));
1856: SG(r) = HTD(a); TD(r) = HTD(a); ndl_copy(HDL(a),DL(r));
1857: nd_psh[i] = r;
1858: }
1859: nmv_len = 16*len;
1860: NEWNDV(ndv_red);
1861: BDY(ndv_red) = (NMV)MALLOC(nmv_len*nmv_adv);
1862: }
1863:
1.1 noro 1864: void nd_gr(LIST f,LIST v,int m,struct order_spec *ord,LIST *rp)
1865: {
1866: struct order_spec ord1;
1867: VL fv,vv,vc;
1868: NODE fd,fd0,r,r0,t,x,s,xx;
1869: DP a,b,c;
1870:
1871: get_vars((Obj)f,&fv); pltovl(v,&vv);
1872: nd_nvar = length(vv);
1873: if ( ord->id )
1874: error("nd_gr : unsupported order");
1875: switch ( ord->ord.simple ) {
1876: case 0:
1877: is_rlex = 1;
1878: break;
1879: case 1:
1880: is_rlex = 0;
1881: break;
1882: default:
1883: error("nd_gr : unsupported order");
1884: }
1885: initd(ord);
1886: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
1887: ptod(CO,vv,(P)BDY(t),&b);
1.20 noro 1888: NEXTNODE(fd0,fd); BDY(fd) = (pointer)b;
1.1 noro 1889: }
1890: if ( fd0 ) NEXT(fd) = 0;
1.23 noro 1891: nd_setup(m,fd0);
1892: x = nd_gb(m);
1893: x = nd_reduceall(m,x);
1894: for ( r0 = 0, t = x; t; t = NEXT(t) ) {
1.1 noro 1895: NEXTNODE(r0,r);
1.20 noro 1896: if ( m ) {
1.23 noro 1897: a = ndvtodp(m,BDY(t));
1.16 noro 1898: _dtop_mod(CO,vv,a,(P *)&BDY(r));
1.20 noro 1899: } else {
1.23 noro 1900: a = ndvtodp(m,BDY(t));
1.16 noro 1901: dtop(CO,vv,a,(P *)&BDY(r));
1.20 noro 1902: }
1903: }
1904: if ( r0 ) NEXT(r) = 0;
1905: MKLIST(*rp,r0);
1906: fprintf(asir_out,"found=%d,notfirst=%d,create=%d\n",
1907: nd_found,nd_notfirst,nd_create);
1908: }
1909:
1.23 noro 1910: void nd_gr_trace(LIST f,LIST v,int m,int homo,struct order_spec *ord,LIST *rp)
1.20 noro 1911: {
1912: struct order_spec ord1;
1913: VL fv,vv,vc;
1.23 noro 1914: NODE fd,fd0,r,r0,t,x,s,xx,t0;
1915: DP a,b,c,h;
1916: NDV *w;
1917: int len,i,j;
1.20 noro 1918:
1919: get_vars((Obj)f,&fv); pltovl(v,&vv);
1920: nd_nvar = length(vv);
1921: if ( ord->id )
1922: error("nd_gr : unsupported order");
1923: initd(ord);
1.23 noro 1924: if ( homo ) {
1925: homogenize_order(ord,nd_nvar,&ord1);
1926: switch ( ord1.ord.simple ) {
1927: case 0: is_rlex = 1; break;
1928: case 1: is_rlex = 0; break;
1929: default: error("nd_gr : unsupported order");
1930: }
1931: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
1932: ptod(CO,vv,(P)BDY(t),&c);
1933: if ( c ) {
1934: dp_homo(c,&h); NEXTNODE(fd0,fd); BDY(fd) = (pointer)h;
1935: }
1936: }
1937: if ( fd0 ) NEXT(fd) = 0;
1938: initd(&ord1);
1939: nd_nvar++;
1940: } else {
1941: switch ( ord->ord.simple ) {
1942: case 0: is_rlex = 1; break;
1943: case 1: is_rlex = 0; break;
1944: default: error("nd_gr : unsupported order");
1945: }
1946: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
1947: ptod(CO,vv,(P)BDY(t),&c);
1948: if ( c ) {
1949: NEXTNODE(fd0,fd); BDY(fd) = (pointer)c;
1950: }
1.20 noro 1951: }
1.23 noro 1952: if ( fd0 ) NEXT(fd) = 0;
1.20 noro 1953: }
1954: /* setup over GF(m) */
1.23 noro 1955: nd_setup_trace(m,fd0);
1956: x = nd_gb_trace(m);
1957: if ( homo ) {
1958: /* dehomogenization */
1959: for ( t = x; t; t = NEXT(t) )
1960: ndv_dehomogenize((NDV)BDY(t));
1961: nd_nvar--;
1962: nd_setup_parameters();
1963: initd(ord);
1964: len = length(x);
1965: w = (NDV *)ALLOCA(len*sizeof(NDV));
1966: for ( i = 0, t = x; i < len; i++, t = NEXT(t) )
1967: w[i] = BDY(t);
1968: for ( i = 0; i < len; i++ ) {
1969: for ( j = 0; j < i; j++ ) {
1970: if ( w[i] && w[j] )
1971: if ( ndl_reducible(HDL(w[i]),HDL(w[j])) )
1972: w[i] = 0;
1973: else if ( ndl_reducible(HDL(w[j]),HDL(w[i])) )
1974: w[j] = 0;
1975: }
1976: }
1977: for ( i = len-1, t0 = 0; i >= 0; i-- ) {
1978: if ( w[i] ) {
1979: NEXTNODE(t0,t);
1980: BDY(t) = (pointer)w[i];
1981: }
1982: }
1983: NEXT(t) = 0;
1984: x = t0;
1985: }
1986: fprintf(asir_out,"found=%d,notfirst=%d,create=%d\n",
1987: nd_found,nd_notfirst,nd_create);
1988: x = nd_reduceall(0,x);
1.20 noro 1989: for ( r0 = 0; x; x = NEXT(x) ) {
1990: NEXTNODE(r0,r);
1.23 noro 1991: a = ndvtodp(0,(NDV)BDY(x));
1.20 noro 1992: dtop(CO,vv,a,(P *)&BDY(r));
1.1 noro 1993: }
1994: if ( r0 ) NEXT(r) = 0;
1995: MKLIST(*rp,r0);
1996: }
1997:
1998: void dltondl(int n,DL dl,unsigned int *r)
1999: {
2000: unsigned int *d;
2001: int i;
2002:
2003: d = dl->d;
2004: bzero(r,nd_wpd*sizeof(unsigned int));
2005: if ( is_rlex )
2006: for ( i = 0; i < n; i++ )
2007: r[(n-1-i)/nd_epw] |= (d[i]<<((nd_epw-((n-1-i)%nd_epw)-1)*nd_bpe));
2008: else
2009: for ( i = 0; i < n; i++ )
2010: r[i/nd_epw] |= d[i]<<((nd_epw-(i%nd_epw)-1)*nd_bpe);
2011: }
2012:
2013: DL ndltodl(int n,int td,unsigned int *ndl)
2014: {
2015: DL dl;
2016: int *d;
2017: int i;
2018:
2019: NEWDL(dl,n);
1.14 noro 2020: TD(dl) = td;
1.1 noro 2021: d = dl->d;
2022: if ( is_rlex )
2023: for ( i = 0; i < n; i++ )
2024: d[i] = (ndl[(n-1-i)/nd_epw]>>((nd_epw-((n-1-i)%nd_epw)-1)*nd_bpe))
2025: &((1<<nd_bpe)-1);
2026: else
2027: for ( i = 0; i < n; i++ )
2028: d[i] = (ndl[i/nd_epw]>>((nd_epw-(i%nd_epw)-1)*nd_bpe))
2029: &((1<<nd_bpe)-1);
2030: return dl;
2031: }
2032:
1.17 noro 2033: ND dptond(int mod,DP p)
1.1 noro 2034: {
2035: ND d;
2036: NM m0,m;
2037: MP t;
2038: int n;
2039:
2040: if ( !p )
2041: return 0;
2042: n = NV(p);
2043: m0 = 0;
2044: for ( t = BDY(p); t; t = NEXT(t) ) {
2045: NEXTNM(m0,m);
1.17 noro 2046: if ( mod )
2047: CM(m) = ITOS(C(t));
2048: else
2049: CQ(m) = (Q)C(t);
1.14 noro 2050: TD(m) = TD(DL(t));
2051: dltondl(n,DL(t),DL(m));
1.1 noro 2052: }
2053: NEXT(m) = 0;
2054: MKND(n,m0,d);
1.14 noro 2055: NV(d) = n;
2056: SG(d) = SG(p);
1.1 noro 2057: return d;
2058: }
2059:
1.17 noro 2060: DP ndtodp(int mod,ND p)
1.1 noro 2061: {
2062: DP d;
2063: MP m0,m;
2064: NM t;
2065: int n;
2066:
2067: if ( !p )
2068: return 0;
2069: n = NV(p);
2070: m0 = 0;
2071: for ( t = BDY(p); t; t = NEXT(t) ) {
2072: NEXTMP(m0,m);
1.17 noro 2073: if ( mod )
2074: C(m) = STOI(CM(t));
2075: else
2076: C(m) = (P)CQ(t);
1.14 noro 2077: DL(m) = ndltodl(n,TD(t),DL(t));
1.1 noro 2078: }
2079: NEXT(m) = 0;
2080: MKDP(n,m0,d);
1.14 noro 2081: SG(d) = SG(p);
1.1 noro 2082: return d;
2083: }
2084:
2085: void ndl_print(unsigned int *dl)
2086: {
2087: int n;
2088: int i;
2089:
2090: n = nd_nvar;
2091: printf("<<");
2092: if ( is_rlex )
2093: for ( i = 0; i < n; i++ )
2094: printf(i==n-1?"%d":"%d,",
2095: (dl[(n-1-i)/nd_epw]>>((nd_epw-((n-1-i)%nd_epw)-1)*nd_bpe))
2096: &((1<<nd_bpe)-1));
2097: else
2098: for ( i = 0; i < n; i++ )
2099: printf(i==n-1?"%d":"%d,",
2100: (dl[i/nd_epw]>>((nd_epw-(i%nd_epw)-1)*nd_bpe))
2101: &((1<<nd_bpe)-1));
2102: printf(">>");
2103: }
2104:
2105: void nd_print(ND p)
2106: {
2107: NM m;
2108:
2109: if ( !p )
2110: printf("0\n");
2111: else {
2112: for ( m = BDY(p); m; m = NEXT(m) ) {
1.14 noro 2113: printf("+%d*",CM(m));
2114: ndl_print(DL(m));
1.1 noro 2115: }
2116: printf("\n");
2117: }
2118: }
2119:
1.16 noro 2120: void nd_print_q(ND p)
2121: {
2122: NM m;
2123:
2124: if ( !p )
2125: printf("0\n");
2126: else {
2127: for ( m = BDY(p); m; m = NEXT(m) ) {
2128: printf("+");
2129: printexpr(CO,CQ(m));
2130: printf("*");
2131: ndl_print(DL(m));
2132: }
2133: printf("\n");
2134: }
2135: }
2136:
1.1 noro 2137: void ndp_print(ND_pairs d)
2138: {
2139: ND_pairs t;
2140:
2141: for ( t = d; t; t = NEXT(t) ) {
2142: printf("%d,%d ",t->i1,t->i2);
2143: }
2144: printf("\n");
2145: }
2146:
1.20 noro 2147: void nd_removecont(int mod,ND p)
1.16 noro 2148: {
2149: int i,n;
2150: Q *w;
2151: Q dvr,t;
2152: NM m;
1.21 noro 2153: struct oVECT v;
2154: N q,r;
1.16 noro 2155:
1.20 noro 2156: if ( mod )
2157: nd_mul_c(mod,p,invm(HCM(p),mod));
2158: else {
2159: for ( m = BDY(p), n = 0; m; m = NEXT(m), n++ );
2160: w = (Q *)ALLOCA(n*sizeof(Q));
1.21 noro 2161: v.len = n;
2162: v.body = (pointer *)w;
1.20 noro 2163: for ( m = BDY(p), i = 0; i < n; m = NEXT(m), i++ )
2164: w[i] = CQ(m);
1.21 noro 2165: removecont_array(w,n);
2166: for ( m = BDY(p), i = 0; i < n; m = NEXT(m), i++ ) CQ(m) = w[i];
1.16 noro 2167: }
2168: }
2169:
1.21 noro 2170: void nd_removecont2(ND p1,ND p2)
2171: {
2172: int i,n1,n2,n;
2173: Q *w;
2174: Q dvr,t;
2175: NM m;
2176: struct oVECT v;
2177: N q,r;
2178:
2179: if ( !p1 ) {
2180: nd_removecont(0,p2); return;
2181: } else if ( !p2 ) {
2182: nd_removecont(0,p1); return;
2183: }
2184: n1 = nd_length(p1);
2185: n2 = nd_length(p2);
2186: n = n1+n2;
2187: w = (Q *)ALLOCA(n*sizeof(Q));
2188: v.len = n;
2189: v.body = (pointer *)w;
2190: for ( m = BDY(p1), i = 0; i < n1; m = NEXT(m), i++ )
2191: w[i] = CQ(m);
2192: for ( m = BDY(p2); i < n; m = NEXT(m), i++ )
2193: w[i] = CQ(m);
2194: removecont_array(w,n);
2195: for ( m = BDY(p1), i = 0; i < n1; m = NEXT(m), i++ ) CQ(m) = w[i];
2196: for ( m = BDY(p2); i < n; m = NEXT(m), i++ ) CQ(m) = w[i];
2197: }
2198:
1.20 noro 2199: void ndv_removecont(int mod,NDV p)
1.16 noro 2200: {
2201: int i,len;
2202: Q *w;
2203: Q dvr,t;
2204: NMV m;
2205:
1.20 noro 2206: if ( mod )
2207: ndv_mul_c(mod,p,invm(HCM(p),mod));
2208: else {
2209: len = p->len;
2210: w = (Q *)ALLOCA(len*sizeof(Q));
2211: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ )
2212: w[i] = CQ(m);
2213: sortbynm(w,len);
2214: qltozl(w,len,&dvr);
2215: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ ) {
2216: divq(CQ(m),dvr,&t); CQ(m) = t;
2217: }
1.16 noro 2218: }
1.21 noro 2219: }
2220:
1.23 noro 2221: void ndv_dehomogenize(NDV p)
2222: {
2223: int i,len,newnvar,newwpd,newadv;
2224: Q *w;
2225: Q dvr,t;
2226: NMV m,r;
2227: unsigned int *d;
2228: #define NEWADV(m) (m = (NMV)(((char *)m)+newadv))
2229:
2230: len = p->len;
2231: newnvar = nd_nvar-1;
2232: newwpd = newnvar/nd_epw+(newnvar%nd_epw?1:0);
2233: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ )
2234: TD(m) -= ndl_dehomogenize(DL(m));
2235: if ( newwpd != nd_wpd ) {
2236: d = (unsigned int *)ALLOCA(newwpd*sizeof(unsigned int));
2237: newadv = sizeof(struct oNMV)+(newwpd-1)*sizeof(unsigned int);
2238: for ( m = r = BDY(p), i = 0; i < len; NMV_ADV(m), NEWADV(r), i++ ) {
2239: CQ(r) = CQ(m); TD(r) = TD(m); ndl_copy(DL(m),d); ndl_copy(d,DL(r));
2240: }
2241: }
2242: NV(p)--;
2243: }
2244:
1.21 noro 2245: void removecont_array(Q *c,int n)
2246: {
2247: struct oVECT v;
2248: Q d0,d1,a,u,u1,gcd;
2249: int i;
2250: N qn,rn,gn;
2251: Q *q,*r;
2252:
2253: q = (Q *)ALLOCA(n*sizeof(Q));
2254: r = (Q *)ALLOCA(n*sizeof(Q));
2255: v.id = O_VECT; v.len = n; v.body = (pointer *)c;
2256: igcdv_estimate(&v,&d0);
2257: for ( i = 0; i < n; i++ ) {
2258: divn(NM(c[i]),NM(d0),&qn,&rn);
2259: NTOQ(qn,SGN(c[i])*SGN(d0),q[i]);
2260: NTOQ(rn,SGN(c[i]),r[i]);
2261: }
2262: for ( i = 0; i < n; i++ )
2263: if ( r[i] )
2264: break;
2265: if ( i < n ) {
2266: v.id = O_VECT; v.len = n; v.body = (pointer *)r;
2267: igcdv(&v,&d1);
2268: gcdn(NM(d0),NM(d1),&gn); NTOQ(gn,1,gcd);
2269: divsn(NM(d0),gn,&qn); NTOQ(qn,1,a);
2270: for ( i = 0; i < n; i++ ) {
2271: mulq(a,q[i],&u);
2272: if ( r[i] ) {
2273: divsn(NM(r[i]),gn,&qn); NTOQ(qn,SGN(r[i]),u1);
2274: addq(u,u1,&q[i]);
2275: } else
2276: q[i] = u;
2277: }
2278: }
2279: for ( i = 0; i < n; i++ )
2280: c[i] = q[i];
1.16 noro 2281: }
2282:
1.19 noro 2283: void nd_mul_c(int mod,ND p,int mul)
1.1 noro 2284: {
2285: NM m;
2286: int c,c1;
2287:
2288: if ( !p )
2289: return;
2290: for ( m = BDY(p); m; m = NEXT(m) ) {
1.14 noro 2291: c1 = CM(m);
1.19 noro 2292: DMAR(c1,mul,0,mod,c);
1.14 noro 2293: CM(m) = c;
1.1 noro 2294: }
2295: }
2296:
1.16 noro 2297: void nd_mul_c_q(ND p,Q mul)
2298: {
2299: NM m;
2300: Q c;
2301:
2302: if ( !p )
2303: return;
2304: for ( m = BDY(p); m; m = NEXT(m) ) {
2305: mulq(CQ(m),mul,&c); CQ(m) = c;
2306: }
2307: }
2308:
1.1 noro 2309: void nd_free(ND p)
2310: {
2311: NM t,s;
2312:
2313: if ( !p )
2314: return;
2315: t = BDY(p);
2316: while ( t ) {
2317: s = NEXT(t);
2318: FREENM(t);
2319: t = s;
2320: }
2321: FREEND(p);
2322: }
2323:
1.23 noro 2324: void ndv_free(NDV p)
2325: {
2326: GC_free(BDY(p));
2327: }
2328:
1.1 noro 2329: void nd_append_red(unsigned int *d,int td,int i)
2330: {
1.13 noro 2331: RHist m,m0;
1.1 noro 2332: int h;
2333:
1.13 noro 2334: NEWRHist(m);
1.1 noro 2335: h = ndl_hash_value(td,d);
1.13 noro 2336: m->index = i;
1.14 noro 2337: TD(m) = td;
2338: ndl_copy(d,DL(m));
1.1 noro 2339: NEXT(m) = nd_red[h];
2340: nd_red[h] = m;
2341: }
2342:
1.5 noro 2343: unsigned int *dp_compute_bound(DP p)
2344: {
2345: unsigned int *d,*d1,*d2,*t;
2346: MP m;
1.7 noro 2347: int i,l;
1.5 noro 2348:
2349: if ( !p )
2350: return 0;
2351: d1 = (unsigned int *)ALLOCA(nd_nvar*sizeof(unsigned int));
2352: d2 = (unsigned int *)ALLOCA(nd_nvar*sizeof(unsigned int));
2353: m = BDY(p);
1.14 noro 2354: bcopy(DL(m)->d,d1,nd_nvar*sizeof(unsigned int));
1.5 noro 2355: for ( m = NEXT(BDY(p)); m; m = NEXT(m) ) {
1.14 noro 2356: d = DL(m)->d;
1.5 noro 2357: for ( i = 0; i < nd_nvar; i++ )
2358: d2[i] = d[i] > d1[i] ? d[i] : d1[i];
2359: t = d1; d1 = d2; d2 = t;
2360: }
1.13 noro 2361: l = (nd_nvar+31);
1.7 noro 2362: t = (unsigned int *)MALLOC_ATOMIC(l*sizeof(unsigned int));
2363: bzero(t,l*sizeof(unsigned int));
1.5 noro 2364: bcopy(d1,t,nd_nvar*sizeof(unsigned int));
2365: return t;
2366: }
2367:
1.1 noro 2368: unsigned int *nd_compute_bound(ND p)
2369: {
2370: unsigned int *d1,*d2,*t;
1.9 noro 2371: int i,l;
1.1 noro 2372: NM m;
2373:
2374: if ( !p )
2375: return 0;
2376: d1 = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int));
2377: d2 = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int));
2378: bcopy(HDL(p),d1,nd_wpd*sizeof(unsigned int));
2379: for ( m = NEXT(BDY(p)); m; m = NEXT(m) ) {
1.14 noro 2380: ndl_lcm(DL(m),d1,d2);
1.1 noro 2381: t = d1; d1 = d2; d2 = t;
2382: }
1.12 noro 2383: l = nd_nvar+31;
1.9 noro 2384: t = (unsigned int *)MALLOC_ATOMIC(l*sizeof(unsigned int));
2385: bzero(t,l*sizeof(unsigned int));
1.5 noro 2386: for ( i = 0; i < nd_nvar; i++ )
2387: t[i] = (d1[i/nd_epw]>>((nd_epw-(i%nd_epw)-1)*nd_bpe))&nd_mask0;
1.1 noro 2388: return t;
2389: }
2390:
2391: void nd_setup_parameters() {
2392: int i;
2393:
2394: nd_epw = (sizeof(unsigned int)*8)/nd_bpe;
2395: nd_wpd = nd_nvar/nd_epw+(nd_nvar%nd_epw?1:0);
2396: if ( nd_bpe < 32 ) {
2397: nd_mask0 = (1<<nd_bpe)-1;
2398: } else {
2399: nd_mask0 = 0xffffffff;
2400: }
2401: bzero(nd_mask,sizeof(nd_mask));
2402: nd_mask1 = 0;
2403: for ( i = 0; i < nd_epw; i++ ) {
2404: nd_mask[nd_epw-i-1] = (nd_mask0<<(i*nd_bpe));
2405: nd_mask1 |= (1<<(nd_bpe-1))<<(i*nd_bpe);
2406: }
1.13 noro 2407: nm_adv = sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int);
1.3 noro 2408: nmv_adv = sizeof(struct oNMV)+(nd_wpd-1)*sizeof(unsigned int);
1.1 noro 2409: }
2410:
1.20 noro 2411: /* mod < 0 => realloc nd_ps and pd_psq */
2412:
2413: ND_pairs nd_reconstruct(int mod,int trace,ND_pairs d)
1.1 noro 2414: {
1.11 noro 2415: int i,obpe,oadv;
1.13 noro 2416: NM prev_nm_free_list;
2417: RHist mr0,mr;
2418: RHist r;
1.1 noro 2419: ND_pairs s0,s,t,prev_ndp_free_list;
1.15 noro 2420:
1.1 noro 2421: obpe = nd_bpe;
1.11 noro 2422: oadv = nmv_adv;
1.5 noro 2423: if ( obpe < 4 )
2424: nd_bpe = 4;
2425: else if ( obpe < 6 )
2426: nd_bpe = 6;
2427: else if ( obpe < 8 )
2428: nd_bpe = 8;
2429: else if ( obpe < 16 )
2430: nd_bpe = 16;
2431: else if ( obpe < 32 )
2432: nd_bpe = 32;
2433: else
2434: error("nd_reconstruct : exponent too large");
2435:
1.1 noro 2436: nd_setup_parameters();
2437: prev_nm_free_list = _nm_free_list;
2438: prev_ndp_free_list = _ndp_free_list;
2439: _nm_free_list = 0;
2440: _ndp_free_list = 0;
1.20 noro 2441: if ( mod != 0 )
2442: for ( i = nd_psn-1; i >= 0; i-- )
2443: ndv_realloc(nd_ps[i],obpe,oadv);
2444: if ( !mod || trace )
2445: for ( i = nd_psn-1; i >= 0; i-- )
2446: ndv_realloc(nd_psq[i],obpe,oadv);
1.1 noro 2447: s0 = 0;
2448: for ( t = d; t; t = NEXT(t) ) {
2449: NEXTND_pairs(s0,s);
2450: s->i1 = t->i1;
2451: s->i2 = t->i2;
1.14 noro 2452: TD(s) = TD(t);
2453: SG(s) = SG(t);
1.1 noro 2454: ndl_dup(obpe,t->lcm,s->lcm);
2455: }
1.6 noro 2456: for ( i = 0; i < REDTAB_LEN; i++ ) {
1.13 noro 2457: for ( mr0 = 0, r = nd_red[i]; r; r = NEXT(r) ) {
1.16 noro 2458: NEXTRHist(mr0,mr);
1.13 noro 2459: mr->index = r->index;
1.20 noro 2460: SG(mr) = SG(r);
1.14 noro 2461: TD(mr) = TD(r);
2462: ndl_dup(obpe,DL(r),DL(mr));
1.6 noro 2463: }
2464: if ( mr0 ) NEXT(mr) = 0;
2465: nd_red[i] = mr0;
2466: }
1.11 noro 2467: for ( i = 0; i < nd_psn; i++ ) {
1.20 noro 2468: NEWRHist(r); SG(r) = SG(nd_psh[i]);
2469: TD(r) = TD(nd_psh[i]); ndl_dup(obpe,DL(nd_psh[i]),DL(r));
1.13 noro 2470: nd_psh[i] = r;
1.11 noro 2471: }
1.1 noro 2472: if ( s0 ) NEXT(s) = 0;
2473: prev_nm_free_list = 0;
2474: prev_ndp_free_list = 0;
1.3 noro 2475: BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv);
1.1 noro 2476: GC_gcollect();
2477: return s0;
2478: }
2479:
1.23 noro 2480: void nd_reconstruct_direct(int mod,NDV *ps,int len)
2481: {
2482: int i,obpe,oadv;
2483: NM prev_nm_free_list;
2484: RHist mr0,mr;
2485: RHist r;
2486: ND_pairs s0,s,t,prev_ndp_free_list;
2487:
2488: obpe = nd_bpe;
2489: oadv = nmv_adv;
2490: if ( obpe < 4 )
2491: nd_bpe = 4;
2492: else if ( obpe < 6 )
2493: nd_bpe = 6;
2494: else if ( obpe < 8 )
2495: nd_bpe = 8;
2496: else if ( obpe < 16 )
2497: nd_bpe = 16;
2498: else if ( obpe < 32 )
2499: nd_bpe = 32;
2500: else
2501: error("nd_reconstruct_direct : exponent too large");
2502:
2503: nd_setup_parameters();
2504: prev_nm_free_list = _nm_free_list;
2505: prev_ndp_free_list = _ndp_free_list;
2506: _nm_free_list = 0;
2507: _ndp_free_list = 0;
2508: if ( mod != 0 )
2509: for ( i = len-1; i >= 0; i-- )
2510: ndv_realloc(ps[i],obpe,oadv);
2511: prev_nm_free_list = 0;
2512: prev_ndp_free_list = 0;
2513: BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv);
2514: GC_gcollect();
2515: }
2516:
1.1 noro 2517: void ndl_dup(int obpe,unsigned int *d,unsigned int *r)
2518: {
2519: int n,i,ei,oepw,cepw,cbpe;
2520:
2521: n = nd_nvar;
2522: oepw = (sizeof(unsigned int)*8)/obpe;
2523: cepw = nd_epw;
2524: cbpe = nd_bpe;
1.15 noro 2525: for ( i = 0; i < nd_wpd; i++ )
2526: r[i] = 0;
1.1 noro 2527: if ( is_rlex )
2528: for ( i = 0; i < n; i++ ) {
2529: ei = (d[(n-1-i)/oepw]>>((oepw-((n-1-i)%oepw)-1)*obpe))
2530: &((1<<obpe)-1);
2531: r[(n-1-i)/cepw] |= (ei<<((cepw-((n-1-i)%cepw)-1)*cbpe));
2532: }
2533: else
2534: for ( i = 0; i < n; i++ ) {
2535: ei = (d[i/oepw]>>((oepw-(i%oepw)-1)*obpe))
2536: &((1<<obpe)-1);
2537: r[i/cepw] |= (ei<<((cepw-(i%cepw)-1)*cbpe));
2538: }
2539: }
2540:
1.11 noro 2541: void nd_realloc(ND p,int obpe)
1.1 noro 2542: {
2543: NM m,mr,mr0;
2544:
1.11 noro 2545: if ( p ) {
2546: m = BDY(p);
1.1 noro 2547: for ( mr0 = 0; m; m = NEXT(m) ) {
2548: NEXTNM(mr0,mr);
1.14 noro 2549: CM(mr) = CM(m);
2550: TD(mr) = TD(m);
2551: ndl_dup(obpe,DL(m),DL(mr));
1.1 noro 2552: }
2553: NEXT(mr) = 0;
1.11 noro 2554: BDY(p) = mr0;
1.1 noro 2555: }
2556: }
1.3 noro 2557:
1.6 noro 2558: ND nd_copy(ND p)
2559: {
2560: NM m,mr,mr0;
2561: int c,n,s;
2562: ND r;
2563:
2564: if ( !p )
2565: return 0;
2566: else {
2567: s = sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int);
2568: for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) {
2569: NEXTNM(mr0,mr);
1.14 noro 2570: CM(mr) = CM(m);
2571: TD(mr) = TD(m);
2572: ndl_copy(DL(m),DL(mr));
1.6 noro 2573: }
2574: NEXT(mr) = 0;
2575: MKND(NV(p),mr0,r);
1.14 noro 2576: SG(r) = SG(p);
1.6 noro 2577: return r;
2578: }
2579: }
2580:
1.16 noro 2581: int nd_sp(int mod,ND_pairs p,ND *rp)
1.11 noro 2582: {
2583: NM m;
2584: NDV p1,p2;
2585: ND t1,t2;
2586: unsigned int *lcm;
2587: int td;
2588:
1.20 noro 2589: if ( mod ) {
2590: p1 = nd_ps[p->i1]; p2 = nd_ps[p->i2];
2591: } else {
2592: p1 = nd_psq[p->i1]; p2 = nd_psq[p->i2];
2593: }
1.11 noro 2594: lcm = p->lcm;
1.14 noro 2595: td = TD(p);
1.11 noro 2596: NEWNM(m);
1.20 noro 2597: CQ(m) = HCQ(p2);
1.16 noro 2598: TD(m) = td-HTD(p1); ndl_sub(lcm,HDL(p1),DL(m));
1.14 noro 2599: if ( ndl_check_bound2(p->i1,DL(m)) )
1.11 noro 2600: return 0;
1.16 noro 2601: t1 = ndv_mul_nm_create(mod,p1,m);
2602: if ( mod )
2603: CM(m) = mod-HCM(p1);
2604: else
2605: chsgnq(HCQ(p1),&CQ(m));
2606: TD(m) = td-HTD(p2); ndl_sub(lcm,HDL(p2),DL(m));
1.14 noro 2607: if ( ndl_check_bound2(p->i2,DL(m)) ) {
1.11 noro 2608: nd_free(t1);
2609: return 0;
2610: }
1.16 noro 2611: ndv_mul_nm(mod,p2,m,ndv_red);
1.11 noro 2612: FREENM(m);
1.20 noro 2613: *rp = ndv_add(mod,t1,ndv_red);
1.11 noro 2614: return 1;
2615: }
2616:
1.19 noro 2617: void ndv_mul_c(int mod,NDV p,int mul)
1.11 noro 2618: {
2619: NMV m;
2620: int c,c1,len,i;
2621:
2622: if ( !p )
2623: return;
1.14 noro 2624: len = LEN(p);
1.11 noro 2625: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
1.14 noro 2626: c1 = CM(m);
1.19 noro 2627: DMAR(c1,mul,0,mod,c);
1.14 noro 2628: CM(m) = c;
1.11 noro 2629: }
2630: }
2631:
1.16 noro 2632: void ndv_mul_c_q(NDV p,Q mul)
2633: {
2634: NMV m;
2635: Q c;
2636: int len,i;
2637:
2638: if ( !p )
2639: return;
2640: len = LEN(p);
2641: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
2642: mulq(CQ(m),mul,&c); CQ(m) = c;
2643: }
2644: }
2645:
2646: void ndv_mul_nm(int mod,NDV p,NM m0,NDV r)
1.4 noro 2647: {
2648: NMV m,mr,mr0;
2649: unsigned int *d,*dt,*dm;
2650: int c,n,td,i,c1,c2,len;
1.16 noro 2651: Q q;
1.4 noro 2652:
2653: if ( !p )
2654: /* XXX */
1.14 noro 2655: LEN(r) = 0;
1.4 noro 2656: else {
1.14 noro 2657: n = NV(p); m = BDY(p); len = LEN(p);
1.16 noro 2658: d = DL(m0); td = TD(m0);
1.4 noro 2659: mr = BDY(r);
1.16 noro 2660: if ( mod ) {
2661: c = CM(m0);
2662: for ( ; len > 0; len--, NMV_ADV(m), NMV_ADV(mr) ) {
1.19 noro 2663: c1 = CM(m); DMAR(c1,c,0,mod,c2); CM(mr) = c2;
1.16 noro 2664: TD(mr) = TD(m)+td; ndl_add(DL(m),d,DL(mr));
2665: }
2666: } else {
2667: q = CQ(m0);
2668: for ( ; len > 0; len--, NMV_ADV(m), NMV_ADV(mr) ) {
2669: mulq(CQ(m),q,&CQ(mr));
2670: TD(mr) = TD(m)+td; ndl_add(DL(m),d,DL(mr));
2671: }
1.9 noro 2672: }
2673: NV(r) = NV(p);
1.14 noro 2674: LEN(r) = LEN(p);
2675: SG(r) = SG(p) + td;
1.9 noro 2676: }
2677: }
2678:
1.16 noro 2679: ND ndv_mul_nm_create(int mod,NDV p,NM m0)
1.9 noro 2680: {
2681: NM mr,mr0;
2682: NMV m;
2683: unsigned int *d,*dt,*dm;
2684: int c,n,td,i,c1,c2,len;
1.16 noro 2685: Q q;
1.9 noro 2686: ND r;
2687:
2688: if ( !p )
2689: return 0;
2690: else {
2691: n = NV(p); m = BDY(p);
1.16 noro 2692: d = DL(m0); td = TD(m0);
1.14 noro 2693: len = LEN(p);
1.9 noro 2694: mr0 = 0;
1.16 noro 2695: if ( mod ) {
2696: c = CM(m0);
2697: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
2698: NEXTNM(mr0,mr);
2699: c1 = CM(m);
1.19 noro 2700: DMAR(c1,c,0,mod,c2);
1.16 noro 2701: CM(mr) = c2;
2702: TD(mr) = TD(m)+td;
2703: ndl_add(DL(m),d,DL(mr));
2704: }
2705: } else {
2706: q = CQ(m0);
2707: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
2708: NEXTNM(mr0,mr);
2709: mulq(CQ(m),q,&CQ(mr));
2710: TD(mr) = TD(m)+td;
2711: ndl_add(DL(m),d,DL(mr));
2712: }
1.4 noro 2713: }
1.9 noro 2714: NEXT(mr) = 0;
2715: MKND(NV(p),mr0,r);
1.14 noro 2716: SG(r) = SG(p) + td;
1.9 noro 2717: return r;
1.4 noro 2718: }
2719: }
2720:
1.19 noro 2721: ND ndv_add(int mod,ND p1,NDV p2)
1.4 noro 2722: {
1.9 noro 2723: register NM prev,cur,new;
1.4 noro 2724: int c,c1,c2,t,td,td2,mul,len,i;
1.9 noro 2725: NM head;
1.4 noro 2726: unsigned int *d;
2727: NMV m2;
1.16 noro 2728: Q q;
1.4 noro 2729:
2730: if ( !p1 )
2731: return 0;
1.20 noro 2732: else if ( !mod )
2733: return ndv_add_q(p1,p2);
1.4 noro 2734: else {
2735: prev = 0; head = cur = BDY(p1);
1.14 noro 2736: NEWNM(new); len = LEN(p2);
1.9 noro 2737: for ( m2 = BDY(p2), i = 0; cur && i < len; ) {
1.14 noro 2738: td2 = TD(new) = TD(m2);
2739: if ( TD(cur) > td2 ) {
1.13 noro 2740: prev = cur; cur = NEXT(cur);
2741: continue;
1.14 noro 2742: } else if ( TD(cur) < td2 ) c = -1;
1.13 noro 2743: else if ( nd_wpd == 1 ) {
1.14 noro 2744: if ( DL(cur)[0] > DL(m2)[0] ) c = is_rlex ? -1 : 1;
2745: else if ( DL(cur)[0] < DL(m2)[0] ) c = is_rlex ? 1 : -1;
1.13 noro 2746: else c = 0;
2747: }
1.14 noro 2748: else c = ndl_compare(DL(cur),DL(m2));
1.4 noro 2749: switch ( c ) {
2750: case 0:
1.19 noro 2751: t = CM(m2)+CM(cur)-mod;
2752: if ( t < 0 ) t += mod;
1.14 noro 2753: if ( t ) CM(cur) = t;
1.4 noro 2754: else if ( !prev ) {
1.9 noro 2755: head = NEXT(cur); FREENM(cur); cur = head;
1.4 noro 2756: } else {
1.9 noro 2757: NEXT(prev) = NEXT(cur); FREENM(cur); cur = NEXT(prev);
1.4 noro 2758: }
2759: NMV_ADV(m2); i++;
2760: break;
2761: case 1:
1.9 noro 2762: prev = cur; cur = NEXT(cur);
1.4 noro 2763: break;
2764: case -1:
1.14 noro 2765: ndl_copy(DL(m2),DL(new));
1.16 noro 2766: CQ(new) = CQ(m2);
2767: if ( !prev ) {
2768: /* cur = head */
2769: prev = new; NEXT(prev) = head; head = prev;
2770: } else {
2771: NEXT(prev) = new; NEXT(new) = cur; prev = new;
2772: }
2773: NEWNM(new); NMV_ADV(m2); i++;
2774: break;
2775: }
2776: }
2777: for ( ; i < len; i++, NMV_ADV(m2) ) {
2778: td2 = TD(new) = TD(m2); CQ(new) = CQ(m2); ndl_copy(DL(m2),DL(new));
2779: if ( !prev ) {
2780: prev = new; NEXT(prev) = 0; head = prev;
2781: } else {
2782: NEXT(prev) = new; NEXT(new) = 0; prev = new;
2783: }
2784: NEWNM(new);
2785: }
2786: FREENM(new);
2787: if ( head ) {
2788: BDY(p1) = head; SG(p1) = MAX(SG(p1),SG(p2));
2789: return p1;
2790: } else {
2791: FREEND(p1);
2792: return 0;
2793: }
2794:
2795: }
2796: }
2797:
2798: ND ndv_add_q(ND p1,NDV p2)
2799: {
2800: register NM prev,cur,new;
2801: int c,c1,c2,t,td,td2,mul,len,i;
2802: NM head;
2803: unsigned int *d;
2804: NMV m2;
2805: Q q;
2806:
2807: if ( !p1 )
2808: return 0;
2809: else {
2810: prev = 0; head = cur = BDY(p1);
2811: NEWNM(new); len = LEN(p2);
2812: for ( m2 = BDY(p2), i = 0; cur && i < len; ) {
2813: td2 = TD(new) = TD(m2);
2814: if ( TD(cur) > td2 ) {
2815: prev = cur; cur = NEXT(cur);
2816: continue;
2817: } else if ( TD(cur) < td2 ) c = -1;
2818: else if ( nd_wpd == 1 ) {
2819: if ( DL(cur)[0] > DL(m2)[0] ) c = is_rlex ? -1 : 1;
2820: else if ( DL(cur)[0] < DL(m2)[0] ) c = is_rlex ? 1 : -1;
2821: else c = 0;
2822: }
2823: else c = ndl_compare(DL(cur),DL(m2));
2824: switch ( c ) {
2825: case 0:
2826: addq(CQ(cur),CQ(m2),&q);
2827: if ( q )
2828: CQ(cur) = q;
2829: else if ( !prev ) {
2830: head = NEXT(cur); FREENM(cur); cur = head;
2831: } else {
2832: NEXT(prev) = NEXT(cur); FREENM(cur); cur = NEXT(prev);
2833: }
2834: NMV_ADV(m2); i++;
2835: break;
2836: case 1:
2837: prev = cur; cur = NEXT(cur);
2838: break;
2839: case -1:
2840: ndl_copy(DL(m2),DL(new));
2841: CQ(new) = CQ(m2);
1.4 noro 2842: if ( !prev ) {
2843: /* cur = head */
1.9 noro 2844: prev = new; NEXT(prev) = head; head = prev;
1.4 noro 2845: } else {
1.9 noro 2846: NEXT(prev) = new; NEXT(new) = cur; prev = new;
1.4 noro 2847: }
1.9 noro 2848: NEWNM(new); NMV_ADV(m2); i++;
1.4 noro 2849: break;
2850: }
2851: }
1.9 noro 2852: for ( ; i < len; i++, NMV_ADV(m2) ) {
1.16 noro 2853: td2 = TD(new) = TD(m2); CQ(new) = CQ(m2); ndl_copy(DL(m2),DL(new));
1.9 noro 2854: if ( !prev ) {
2855: prev = new; NEXT(prev) = 0; head = prev;
2856: } else {
2857: NEXT(prev) = new; NEXT(new) = 0; prev = new;
2858: }
2859: NEWNM(new);
2860: }
1.4 noro 2861: FREENM(new);
2862: if ( head ) {
1.14 noro 2863: BDY(p1) = head; SG(p1) = MAX(SG(p1),SG(p2));
1.4 noro 2864: return p1;
2865: } else {
2866: FREEND(p1);
2867: return 0;
2868: }
2869:
2870: }
2871: }
2872:
1.11 noro 2873: void ndv_realloc(NDV p,int obpe,int oadv)
2874: {
1.13 noro 2875: NMV m,mr,mr0,t;
2876: int len,i,k;
1.11 noro 2877:
1.13 noro 2878: #define NMV_OPREV(m) (m = (NMV)(((char *)m)-oadv))
2879: #define NMV_PREV(m) (m = (NMV)(((char *)m)-nmv_adv))
1.11 noro 2880:
2881: if ( p ) {
1.14 noro 2882: m = BDY(p); len = LEN(p);
1.15 noro 2883: if ( nmv_adv > oadv )
2884: mr0 = (NMV)REALLOC(BDY(p),len*nmv_adv);
2885: else
2886: mr0 = BDY(p);
1.13 noro 2887: m = (NMV)((char *)mr0+(len-1)*oadv);
2888: mr = (NMV)((char *)mr0+(len-1)*nmv_adv);
2889: t = (NMV)ALLOCA(nmv_adv);
2890: for ( i = 0; i < len; i++, NMV_OPREV(m), NMV_PREV(mr) ) {
1.16 noro 2891: CQ(t) = CQ(m);
1.14 noro 2892: TD(t) = TD(m);
2893: for ( k = 0; k < nd_wpd; k++ ) DL(t)[k] = 0;
2894: ndl_dup(obpe,DL(m),DL(t));
1.16 noro 2895: CQ(mr) = CQ(t);
1.14 noro 2896: TD(mr) = TD(t);
2897: ndl_copy(DL(t),DL(mr));
1.11 noro 2898: }
2899: BDY(p) = mr0;
2900: }
2901: }
2902:
1.16 noro 2903: NDV ndtondv(int mod,ND p)
1.3 noro 2904: {
2905: NDV d;
2906: NMV m,m0;
2907: NM t;
2908: int i,len;
2909:
2910: if ( !p )
2911: return 0;
2912: len = nd_length(p);
1.16 noro 2913: if ( mod )
2914: m0 = m = (NMV)MALLOC_ATOMIC(len*nmv_adv);
2915: else
2916: m0 = m = (NMV)MALLOC(len*nmv_adv);
1.3 noro 2917: for ( t = BDY(p), i = 0; t; t = NEXT(t), i++, NMV_ADV(m) ) {
1.14 noro 2918: TD(m) = TD(t);
2919: ndl_copy(DL(t),DL(m));
1.16 noro 2920: CQ(m) = CQ(t);
1.3 noro 2921: }
2922: MKNDV(NV(p),m0,len,d);
1.23 noro 2923: SG(d) = SG(p);
2924: return d;
2925: }
2926:
2927: ND ndvtond(int mod,NDV p)
2928: {
2929: ND d;
2930: NM m,m0;
2931: NMV t;
2932: int i,len;
2933:
2934: if ( !p )
2935: return 0;
2936: m0 = 0;
2937: len = p->len;
2938: for ( t = BDY(p), i = 0; i < len; NMV_ADV(t), i++ ) {
2939: NEXTNM(m0,m);
2940: TD(m) = TD(t);
2941: ndl_copy(DL(t),DL(m));
2942: CQ(m) = CQ(t);
2943: }
2944: NEXT(m) = 0;
2945: MKND(NV(p),m0,d);
1.14 noro 2946: SG(d) = SG(p);
1.3 noro 2947: return d;
2948: }
2949:
1.16 noro 2950: NDV dptondv(int mod,DP p)
1.11 noro 2951: {
2952: NDV d;
2953: NMV m0,m;
2954: MP t;
1.20 noro 2955: DP q;
1.11 noro 2956: int l,i,n;
2957:
2958: if ( !p )
2959: return 0;
2960: for ( t = BDY(p), l = 0; t; t = NEXT(t), l++ );
1.20 noro 2961: if ( mod ) {
2962: _dp_mod(p,mod,0,&q); p = q;
1.16 noro 2963: m0 = m = (NMV)MALLOC_ATOMIC(l*nmv_adv);
1.20 noro 2964: } else
1.16 noro 2965: m0 = m = (NMV)MALLOC(l*nmv_adv);
1.11 noro 2966: n = NV(p);
1.17 noro 2967: for ( t = BDY(p), i = 0; i < l; i++, t = NEXT(t), NMV_ADV(m) ) {
2968: if ( mod )
1.16 noro 2969: CM(m) = ITOS(C(t));
1.17 noro 2970: else
1.16 noro 2971: CQ(m) = (Q)C(t);
1.17 noro 2972: TD(m) = TD(DL(t));
2973: dltondl(n,DL(t),DL(m));
1.11 noro 2974: }
2975: MKNDV(n,m0,l,d);
1.14 noro 2976: SG(d) = SG(p);
1.11 noro 2977: return d;
2978: }
2979:
1.16 noro 2980: DP ndvtodp(int mod,NDV p)
1.11 noro 2981: {
2982: DP d;
2983: MP m0,m;
2984: NMV t;
2985: int len,i,n;
2986:
2987: if ( !p )
2988: return 0;
2989: m0 = 0;
1.14 noro 2990: len = LEN(p);
1.11 noro 2991: n = NV(p);
1.17 noro 2992: for ( t = BDY(p), i = 0; i < len; i++, NMV_ADV(t) ) {
2993: NEXTMP(m0,m);
2994: if ( mod )
1.16 noro 2995: C(m) = STOI(CM(t));
1.17 noro 2996: else
1.16 noro 2997: C(m) = (P)CQ(t);
1.17 noro 2998: DL(m) = ndltodl(n,TD(t),DL(t));
1.11 noro 2999: }
3000: NEXT(m) = 0;
3001: MKDP(NV(p),m0,d);
1.14 noro 3002: SG(d) = SG(p);
1.11 noro 3003: return d;
3004: }
3005:
1.3 noro 3006: void ndv_print(NDV p)
3007: {
3008: NMV m;
3009: int i,len;
3010:
3011: if ( !p )
3012: printf("0\n");
3013: else {
1.14 noro 3014: len = LEN(p);
1.3 noro 3015: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
1.14 noro 3016: printf("+%d*",CM(m));
1.16 noro 3017: ndl_print(DL(m));
3018: }
3019: printf("\n");
3020: }
3021: }
3022:
3023: void ndv_print_q(NDV p)
3024: {
3025: NMV m;
3026: int i,len;
3027:
3028: if ( !p )
3029: printf("0\n");
3030: else {
3031: len = LEN(p);
3032: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
3033: printf("+");
3034: printexpr(CO,CQ(m));
3035: printf("*");
1.14 noro 3036: ndl_print(DL(m));
1.3 noro 3037: }
3038: printf("\n");
3039: }
1.11 noro 3040: }
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