Annotation of OpenXM_contrib2/asir2000/engine/nd.c, Revision 1.20
1.20 ! noro 1: /* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.19 2003/07/31 07:30:27 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:
67: static unsigned int **nd_bound;
1.19 noro 68: int nd_nvar;
1.1 noro 69: int is_rlex;
70: int nd_epw,nd_bpe,nd_wpd;
71: unsigned int nd_mask[32];
72: unsigned int nd_mask0,nd_mask1;
1.20 ! noro 73:
1.1 noro 74: NM _nm_free_list;
75: ND _nd_free_list;
76: ND_pairs _ndp_free_list;
1.20 ! noro 77:
! 78: static NDV *nd_ps;
! 79: static NDV *nd_psq;
! 80: int *nd_psl;
! 81: RHist *nd_psh;
! 82: int nd_psn,nd_pslen;
! 83:
1.13 noro 84: RHist *nd_red;
1.1 noro 85: int nd_red_len;
86:
87: int nd_found,nd_create,nd_notfirst;
1.13 noro 88: int nm_adv;
1.20 ! noro 89: int nmv_adv;
! 90: int nmv_len;
! 91: NDV ndv_red;
1.1 noro 92:
1.20 ! noro 93: extern int Top,Reverse;
1.1 noro 94:
95: #define HTD(d) ((d)->body->td)
96: #define HDL(d) ((d)->body->dl)
1.14 noro 97: #define HCM(d) ((d)->body->c.m)
1.16 noro 98: #define HCQ(d) ((d)->body->c.z)
1.14 noro 99: #define CM(a) ((a)->c.m)
1.16 noro 100: #define CQ(a) ((a)->c.z)
1.14 noro 101: #define DL(a) ((a)->dl)
102: #define TD(a) ((a)->td)
103: #define SG(a) ((a)->sugar)
104: #define LEN(a) ((a)->len)
1.1 noro 105:
1.20 ! noro 106: #define NM_ADV(m) (m = (NM)(((char *)m)+nm_adv))
1.15 noro 107: #define NEWRHist(r) \
108: ((r)=(RHist)MALLOC(sizeof(struct oRHist)+(nd_wpd-1)*sizeof(unsigned int)))
1.1 noro 109: #define NEWND_pairs(m) if(!_ndp_free_list)_NDP_alloc(); (m)=_ndp_free_list; _ndp_free_list = NEXT(_ndp_free_list)
110: #define NEWNM(m) if(!_nm_free_list)_NM_alloc(); (m)=_nm_free_list; _nm_free_list = NEXT(_nm_free_list)
111: #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)
112:
1.13 noro 113: #define NEXTRHist(r,c) \
114: if(!(r)){NEWRHist(r);(c)=(r);}else{NEWRHist(NEXT(c));(c)=NEXT(c);}
1.1 noro 115: #define NEXTNM(r,c) \
116: if(!(r)){NEWNM(r);(c)=(r);}else{NEWNM(NEXT(c));(c)=NEXT(c);}
117: #define NEXTNM2(r,c,s) \
118: if(!(r)){(c)=(r)=(s);}else{NEXT(c)=(s);(c)=(s);}
119: #define FREENM(m) NEXT(m)=_nm_free_list; _nm_free_list=(m)
120: #define FREENDP(m) NEXT(m)=_ndp_free_list; _ndp_free_list=(m)
121: #define FREEND(m) BDY(m)=(NM)_nd_free_list; _nd_free_list=(m)
122:
123: #define NEXTND_pairs(r,c) \
124: if(!(r)){NEWND_pairs(r);(c)=(r);}else{NEWND_pairs(NEXT(c));(c)=NEXT(c);}
125:
1.20 ! noro 126: void nd_removecont(int mod,ND p);
! 127: void ndv_removecont(int mod,NDV p);
1.16 noro 128: void ndv_mul_c_q(NDV p,Q mul);
129: void nd_mul_c_q(ND p,Q mul);
130:
1.20 ! noro 131: void GC_gcollect();
! 132: NODE append_one(NODE,int);
! 133:
1.1 noro 134: ND_pairs crit_B( ND_pairs d, int s );
135: void nd_gr(LIST f,LIST v,int m,struct order_spec *ord,LIST *rp);
1.20 ! noro 136: void nd_gr_trace(LIST f,LIST v,int m,struct order_spec *ord,LIST *rp);
1.16 noro 137: NODE nd_setup(int mod,NODE f);
138: int nd_newps(int mod,ND a);
1.20 ! noro 139: int nd_newps_trace(int mod,ND nf,ND nfq);
1.1 noro 140: ND_pairs nd_minp( ND_pairs d, ND_pairs *prest );
141: NODE update_base(NODE nd,int ndp);
142: static ND_pairs equivalent_pairs( ND_pairs d1, ND_pairs *prest );
143: int crit_2( int dp1, int dp2 );
144: ND_pairs crit_F( ND_pairs d1 );
145: ND_pairs crit_M( ND_pairs d1 );
146: ND_pairs nd_newpairs( NODE g, int t );
147: ND_pairs update_pairs( ND_pairs d, NODE /* of index */ g, int t);
1.16 noro 148: NODE nd_gb(int m,NODE f);
1.20 ! noro 149: NODE nd_gb_trace(int m,NODE f);
1.1 noro 150: void nd_free_private_storage();
151: void _NM_alloc();
152: void _ND_alloc();
153: int ndl_td(unsigned int *d);
1.19 noro 154: ND nd_add(int mod,ND p1,ND p2);
1.17 noro 155: ND nd_add_q(ND p1,ND p2);
156: ND nd_mul_nm(int mod,ND p,NM m0);
157: ND nd_mul_ind_nm(int mod,int index,NM m0);
1.16 noro 158: int nd_sp(int mod,ND_pairs p,ND *nf);
1.6 noro 159: int nd_find_reducer(ND g);
1.16 noro 160: int nd_nf(int mod,ND g,int full,ND *nf);
1.1 noro 161: ND nd_reduce(ND p1,ND p2);
162: ND nd_reduce_special(ND p1,ND p2);
163: void nd_free(ND p);
164: void ndl_print(unsigned int *dl);
165: void nd_print(ND p);
1.16 noro 166: void nd_print_q(ND p);
167: void ndv_print(NDV p);
168: void ndv_print_q(NDV p);
1.1 noro 169: void ndp_print(ND_pairs d);
170: int nd_length(ND p);
1.19 noro 171: void nd_mul_c(int mod,ND p,int mul);
1.1 noro 172: void nd_free_redlist();
173: void nd_append_red(unsigned int *d,int td,int i);
174: unsigned int *nd_compute_bound(ND p);
1.5 noro 175: unsigned int *dp_compute_bound(DP p);
1.20 ! noro 176: ND_pairs nd_reconstruct(int mod,int trace,ND_pairs ndp);
1.1 noro 177: void nd_setup_parameters();
1.11 noro 178: void nd_realloc(ND p,int obpe);
1.6 noro 179: ND nd_copy(ND p);
1.1 noro 180: void ndl_dup(int obpe,unsigned int *d,unsigned int *r);
1.4 noro 181:
182: #define NMV_ADV(m) (m = (NMV)(((char *)m)+nmv_adv))
183: #define NEWNDV(d) ((d)=(NDV)MALLOC(sizeof(struct oNDV)))
1.14 noro 184: #define MKNDV(n,m,l,d) NEWNDV(d); NV(d)=(n); BDY(d)=(m); LEN(d) = l;
1.19 noro 185: void ndv_mul_c(int mod,NDV p,int mul);
186: ND ndv_add(int mod,ND p1,NDV p2);
1.16 noro 187: ND ndv_add_q(ND p1,NDV p2);
188: NDV ndtondv(int mod,ND p);
189: void ndv_mul_nm(int mod,NDV pv,NM m,NDV r);
190: ND ndv_mul_nm_create(int mod,NDV p,NM m0);
1.11 noro 191: void ndv_realloc(NDV p,int obpe,int oadv);
1.16 noro 192: NDV dptondv(int,DP);
193: DP ndvtodp(int,NDV);
1.17 noro 194: ND dptond(int,DP);
195: DP ndtodp(int,ND);
1.1 noro 196:
197: void nd_free_private_storage()
198: {
199: _nd_free_list = 0;
200: _nm_free_list = 0;
1.5 noro 201: _ndp_free_list = 0;
1.13 noro 202: bzero(nd_red,sizeof(REDTAB_LEN*sizeof(RHist)));
1.1 noro 203: GC_gcollect();
204: }
205:
206: void _NM_alloc()
207: {
208: NM p;
209: int i;
210:
1.11 noro 211: for ( i = 0; i < 1024; i++ ) {
1.1 noro 212: p = (NM)GC_malloc(sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int));
213: p->next = _nm_free_list; _nm_free_list = p;
214: }
215: }
216:
217: void _ND_alloc()
218: {
219: ND p;
220: int i;
221:
222: for ( i = 0; i < 1024; i++ ) {
223: p = (ND)GC_malloc(sizeof(struct oND));
224: p->body = (NM)_nd_free_list; _nd_free_list = p;
225: }
226: }
227:
228: void _NDP_alloc()
229: {
230: ND_pairs p;
231: int i;
232:
1.11 noro 233: for ( i = 0; i < 1024; i++ ) {
1.1 noro 234: p = (ND_pairs)GC_malloc(sizeof(struct oND_pairs)
235: +(nd_wpd-1)*sizeof(unsigned int));
236: p->next = _ndp_free_list; _ndp_free_list = p;
237: }
238: }
239:
240: INLINE nd_length(ND p)
241: {
242: NM m;
243: int i;
244:
245: if ( !p )
246: return 0;
247: else {
248: for ( i = 0, m = BDY(p); m; m = NEXT(m), i++ );
249: return i;
250: }
251: }
252:
253: INLINE int ndl_reducible(unsigned int *d1,unsigned int *d2)
254: {
255: unsigned int u1,u2;
256: int i,j;
257:
258: switch ( nd_bpe ) {
259: case 4:
260: for ( i = 0; i < nd_wpd; i++ ) {
261: u1 = d1[i]; u2 = d2[i];
262: if ( (u1&0xf0000000) < (u2&0xf0000000) ) return 0;
263: if ( (u1&0xf000000) < (u2&0xf000000) ) return 0;
264: if ( (u1&0xf00000) < (u2&0xf00000) ) return 0;
265: if ( (u1&0xf0000) < (u2&0xf0000) ) return 0;
266: if ( (u1&0xf000) < (u2&0xf000) ) return 0;
267: if ( (u1&0xf00) < (u2&0xf00) ) return 0;
268: if ( (u1&0xf0) < (u2&0xf0) ) return 0;
269: if ( (u1&0xf) < (u2&0xf) ) return 0;
270: }
271: return 1;
272: break;
273: case 6:
274: for ( i = 0; i < nd_wpd; i++ ) {
275: u1 = d1[i]; u2 = d2[i];
276: if ( (u1&0x3f000000) < (u2&0x3f000000) ) return 0;
277: if ( (u1&0xfc0000) < (u2&0xfc0000) ) return 0;
278: if ( (u1&0x3f000) < (u2&0x3f000) ) return 0;
279: if ( (u1&0xfc0) < (u2&0xfc0) ) return 0;
280: if ( (u1&0x3f) < (u2&0x3f) ) return 0;
281: }
282: return 1;
283: break;
284: case 8:
285: for ( i = 0; i < nd_wpd; i++ ) {
286: u1 = d1[i]; u2 = d2[i];
287: if ( (u1&0xff000000) < (u2&0xff000000) ) return 0;
288: if ( (u1&0xff0000) < (u2&0xff0000) ) return 0;
289: if ( (u1&0xff00) < (u2&0xff00) ) return 0;
290: if ( (u1&0xff) < (u2&0xff) ) return 0;
291: }
292: return 1;
293: break;
294: case 16:
295: for ( i = 0; i < nd_wpd; i++ ) {
296: u1 = d1[i]; u2 = d2[i];
297: if ( (u1&0xffff0000) < (u2&0xffff0000) ) return 0;
298: if ( (u1&0xffff) < (u2&0xffff) ) return 0;
299: }
300: return 1;
301: break;
302: case 32:
303: for ( i = 0; i < nd_wpd; i++ )
304: if ( d1[i] < d2[i] ) return 0;
305: return 1;
306: break;
307: default:
308: for ( i = 0; i < nd_wpd; i++ ) {
309: u1 = d1[i]; u2 = d2[i];
310: for ( j = 0; j < nd_epw; j++ )
311: if ( (u1&nd_mask[j]) < (u2&nd_mask[j]) ) return 0;
312: }
313: return 1;
314: }
315: }
316:
317: void ndl_lcm(unsigned int *d1,unsigned *d2,unsigned int *d)
318: {
319: unsigned int t1,t2,u,u1,u2;
320: int i,j;
321:
322: switch ( nd_bpe ) {
323: case 4:
324: for ( i = 0; i < nd_wpd; i++ ) {
325: u1 = d1[i]; u2 = d2[i];
326: t1 = (u1&0xf0000000); t2 = (u2&0xf0000000); u = t1>t2?t1:t2;
327: t1 = (u1&0xf000000); t2 = (u2&0xf000000); u |= t1>t2?t1:t2;
328: t1 = (u1&0xf00000); t2 = (u2&0xf00000); u |= t1>t2?t1:t2;
329: t1 = (u1&0xf0000); t2 = (u2&0xf0000); u |= t1>t2?t1:t2;
330: t1 = (u1&0xf000); t2 = (u2&0xf000); u |= t1>t2?t1:t2;
331: t1 = (u1&0xf00); t2 = (u2&0xf00); u |= t1>t2?t1:t2;
332: t1 = (u1&0xf0); t2 = (u2&0xf0); u |= t1>t2?t1:t2;
333: t1 = (u1&0xf); t2 = (u2&0xf); u |= t1>t2?t1:t2;
334: d[i] = u;
335: }
336: break;
337: case 6:
338: for ( i = 0; i < nd_wpd; i++ ) {
339: u1 = d1[i]; u2 = d2[i];
340: t1 = (u1&0x3f000000); t2 = (u2&0x3f000000); u = t1>t2?t1:t2;
341: t1 = (u1&0xfc0000); t2 = (u2&0xfc0000); u |= t1>t2?t1:t2;
342: t1 = (u1&0x3f000); t2 = (u2&0x3f000); u |= t1>t2?t1:t2;
343: t1 = (u1&0xfc0); t2 = (u2&0xfc0); u |= t1>t2?t1:t2;
344: t1 = (u1&0x3f); t2 = (u2&0x3f); u |= t1>t2?t1:t2;
345: d[i] = u;
346: }
347: break;
348: case 8:
349: for ( i = 0; i < nd_wpd; i++ ) {
350: u1 = d1[i]; u2 = d2[i];
351: t1 = (u1&0xff000000); t2 = (u2&0xff000000); u = t1>t2?t1:t2;
352: t1 = (u1&0xff0000); t2 = (u2&0xff0000); u |= t1>t2?t1:t2;
353: t1 = (u1&0xff00); t2 = (u2&0xff00); u |= t1>t2?t1:t2;
354: t1 = (u1&0xff); t2 = (u2&0xff); u |= t1>t2?t1:t2;
355: d[i] = u;
356: }
357: break;
358: case 16:
359: for ( i = 0; i < nd_wpd; i++ ) {
360: u1 = d1[i]; u2 = d2[i];
361: t1 = (u1&0xffff0000); t2 = (u2&0xffff0000); u = t1>t2?t1:t2;
362: t1 = (u1&0xffff); t2 = (u2&0xffff); u |= t1>t2?t1:t2;
363: d[i] = u;
364: }
365: break;
366: case 32:
367: for ( i = 0; i < nd_wpd; i++ ) {
368: u1 = d1[i]; u2 = d2[i];
369: d[i] = u1>u2?u1:u2;
370: }
371: break;
372: default:
373: for ( i = 0; i < nd_wpd; i++ ) {
374: u1 = d1[i]; u2 = d2[i];
375: for ( j = 0, u = 0; j < nd_epw; j++ ) {
376: t1 = (u1&nd_mask[j]); t2 = (u2&nd_mask[j]); u |= t1>t2?t1:t2;
377: }
378: d[i] = u;
379: }
380: break;
381: }
382: }
383:
384: int ndl_td(unsigned int *d)
385: {
386: unsigned int t,u;
387: int i,j;
388:
389: for ( t = 0, i = 0; i < nd_wpd; i++ ) {
390: u = d[i];
391: for ( j = 0; j < nd_epw; j++, u>>=nd_bpe )
392: t += (u&nd_mask0);
393: }
394: return t;
395: }
396:
397: INLINE int ndl_compare(unsigned int *d1,unsigned int *d2)
398: {
399: int i;
400:
401: for ( i = 0; i < nd_wpd; i++, d1++, d2++ )
402: if ( *d1 > *d2 )
403: return is_rlex ? -1 : 1;
404: else if ( *d1 < *d2 )
405: return is_rlex ? 1 : -1;
406: return 0;
407: }
408:
409: INLINE int ndl_equal(unsigned int *d1,unsigned int *d2)
410: {
411: int i;
412:
413: for ( i = 0; i < nd_wpd; i++ )
414: if ( d1[i] != d2[i] )
415: return 0;
416: return 1;
417: }
418:
1.6 noro 419: INLINE void ndl_copy(unsigned int *d1,unsigned int *d2)
420: {
421: int i;
422:
423: switch ( nd_wpd ) {
424: case 1:
425: d2[0] = d1[0];
426: break;
427: case 2:
428: d2[0] = d1[0];
429: d2[1] = d1[1];
430: break;
431: default:
432: for ( i = 0; i < nd_wpd; i++ )
433: d2[i] = d1[i];
434: break;
435: }
436: }
437:
1.1 noro 438: INLINE void ndl_add(unsigned int *d1,unsigned int *d2,unsigned int *d)
439: {
440: int i;
441:
1.6 noro 442: switch ( nd_wpd ) {
443: case 1:
444: d[0] = d1[0]+d2[0];
445: break;
446: case 2:
447: d[0] = d1[0]+d2[0];
448: d[1] = d1[1]+d2[1];
449: break;
450: default:
451: for ( i = 0; i < nd_wpd; i++ )
452: d[i] = d1[i]+d2[i];
453: break;
454: }
455: }
456:
457: INLINE void ndl_add2(unsigned int *d1,unsigned int *d2)
458: {
459: int i;
460:
461: switch ( nd_wpd ) {
462: case 1:
463: d2[0] += d1[0];
464: break;
465: case 2:
466: d2[0] += d1[0];
467: d2[1] += d1[1];
468: break;
469: default:
470: for ( i = 0; i < nd_wpd; i++ )
471: d2[i] += d1[i];
472: break;
1.1 noro 473: }
474: }
475:
476: void ndl_sub(unsigned int *d1,unsigned int *d2,unsigned int *d)
477: {
478: int i;
479:
480: for ( i = 0; i < nd_wpd; i++ )
481: d[i] = d1[i]-d2[i];
482: }
483:
484: int ndl_disjoint(unsigned int *d1,unsigned int *d2)
485: {
486: unsigned int t1,t2,u,u1,u2;
487: int i,j;
488:
489: switch ( nd_bpe ) {
490: case 4:
491: for ( i = 0; i < nd_wpd; i++ ) {
492: u1 = d1[i]; u2 = d2[i];
493: t1 = u1&0xf0000000; t2 = u2&0xf0000000; if ( t1&&t2 ) return 0;
494: t1 = u1&0xf000000; t2 = u2&0xf000000; if ( t1&&t2 ) return 0;
495: t1 = u1&0xf00000; t2 = u2&0xf00000; if ( t1&&t2 ) return 0;
496: t1 = u1&0xf0000; t2 = u2&0xf0000; if ( t1&&t2 ) return 0;
497: t1 = u1&0xf000; t2 = u2&0xf000; if ( t1&&t2 ) return 0;
498: t1 = u1&0xf00; t2 = u2&0xf00; if ( t1&&t2 ) return 0;
499: t1 = u1&0xf0; t2 = u2&0xf0; if ( t1&&t2 ) return 0;
500: t1 = u1&0xf; t2 = u2&0xf; if ( t1&&t2 ) return 0;
501: }
502: return 1;
503: break;
504: case 6:
505: for ( i = 0; i < nd_wpd; i++ ) {
506: u1 = d1[i]; u2 = d2[i];
507: t1 = u1&0x3f000000; t2 = u2&0x3f000000; if ( t1&&t2 ) return 0;
508: t1 = u1&0xfc0000; t2 = u2&0xfc0000; if ( t1&&t2 ) return 0;
509: t1 = u1&0x3f000; t2 = u2&0x3f000; if ( t1&&t2 ) return 0;
510: t1 = u1&0xfc0; t2 = u2&0xfc0; if ( t1&&t2 ) return 0;
511: t1 = u1&0x3f; t2 = u2&0x3f; if ( t1&&t2 ) return 0;
512: }
513: return 1;
514: break;
515: case 8:
516: for ( i = 0; i < nd_wpd; i++ ) {
517: u1 = d1[i]; u2 = d2[i];
518: t1 = u1&0xff000000; t2 = u2&0xff000000; if ( t1&&t2 ) return 0;
519: t1 = u1&0xff0000; t2 = u2&0xff0000; if ( t1&&t2 ) return 0;
520: t1 = u1&0xff00; t2 = u2&0xff00; if ( t1&&t2 ) return 0;
521: t1 = u1&0xff; t2 = u2&0xff; if ( t1&&t2 ) return 0;
522: }
523: return 1;
524: break;
525: case 16:
526: for ( i = 0; i < nd_wpd; i++ ) {
527: u1 = d1[i]; u2 = d2[i];
528: t1 = u1&0xffff0000; t2 = u2&0xffff0000; if ( t1&&t2 ) return 0;
529: t1 = u1&0xffff; t2 = u2&0xffff; if ( t1&&t2 ) return 0;
530: }
531: return 1;
532: break;
533: case 32:
534: for ( i = 0; i < nd_wpd; i++ )
535: if ( d1[i] && d2[i] ) return 0;
536: return 1;
537: break;
538: default:
539: for ( i = 0; i < nd_wpd; i++ ) {
540: u1 = d1[i]; u2 = d2[i];
541: for ( j = 0; j < nd_epw; j++ ) {
542: if ( (u1&nd_mask0) && (u2&nd_mask0) ) return 0;
543: u1 >>= nd_bpe; u2 >>= nd_bpe;
544: }
545: }
546: return 1;
547: break;
548: }
549: }
550:
1.5 noro 551: int ndl_check_bound2(int index,unsigned int *d2)
1.1 noro 552: {
1.5 noro 553: unsigned int u2;
554: unsigned int *d1;
555: int i,j,ind,k;
1.1 noro 556:
1.5 noro 557: d1 = nd_bound[index];
558: ind = 0;
559: switch ( nd_bpe ) {
560: case 4:
561: for ( i = 0; i < nd_wpd; i++ ) {
562: u2 = d2[i];
563: if ( d1[ind++]+((u2>>28)&0xf) >= 0x10 ) return 1;
564: if ( d1[ind++]+((u2>>24)&0xf) >= 0x10 ) return 1;
565: if ( d1[ind++]+((u2>>20)&0xf) >= 0x10 ) return 1;
566: if ( d1[ind++]+((u2>>16)&0xf) >= 0x10 ) return 1;
567: if ( d1[ind++]+((u2>>12)&0xf) >= 0x10 ) return 1;
568: if ( d1[ind++]+((u2>>8)&0xf) >= 0x10 ) return 1;
569: if ( d1[ind++]+((u2>>4)&0xf) >= 0x10 ) return 1;
570: if ( d1[ind++]+(u2&0xf) >= 0x10 ) return 1;
571: }
572: return 0;
573: break;
574: case 6:
575: for ( i = 0; i < nd_wpd; i++ ) {
576: u2 = d2[i];
577: if ( d1[ind++]+((u2>>24)&0x3f) >= 0x40 ) return 1;
578: if ( d1[ind++]+((u2>>18)&0x3f) >= 0x40 ) return 1;
579: if ( d1[ind++]+((u2>>12)&0x3f) >= 0x40 ) return 1;
580: if ( d1[ind++]+((u2>>6)&0x3f) >= 0x40 ) return 1;
581: if ( d1[ind++]+(u2&0x3f) >= 0x40 ) return 1;
582: }
583: return 0;
584: break;
585: case 8:
586: for ( i = 0; i < nd_wpd; i++ ) {
587: u2 = d2[i];
588: if ( d1[ind++]+((u2>>24)&0xff) >= 0x100 ) return 1;
589: if ( d1[ind++]+((u2>>16)&0xff) >= 0x100 ) return 1;
590: if ( d1[ind++]+((u2>>8)&0xff) >= 0x100 ) return 1;
591: if ( d1[ind++]+(u2&0xff) >= 0x100 ) return 1;
592: }
593: return 0;
594: break;
595: case 16:
596: for ( i = 0; i < nd_wpd; i++ ) {
597: u2 = d2[i];
598: if ( d1[ind++]+((u2>>16)&0xffff) > 0x10000 ) return 1;
599: if ( d1[ind++]+(u2&0xffff) > 0x10000 ) return 1;
600: }
601: return 0;
602: break;
603: case 32:
604: for ( i = 0; i < nd_wpd; i++ )
605: if ( d1[i]+d2[i]<d1[i] ) return 1;
606: return 0;
607: break;
608: default:
609: for ( i = 0; i < nd_wpd; i++ ) {
610: u2 = d2[i];
611: k = (nd_epw-1)*nd_bpe;
612: for ( j = 0; j < nd_epw; j++, k -= nd_bpe )
613: if ( d1[ind++]+((u2>>k)&nd_mask0) > nd_mask0 ) return 1;
614: }
615: return 0;
616: break;
617: }
1.1 noro 618: }
619:
1.6 noro 620: INLINE int ndl_hash_value(int td,unsigned int *d)
1.1 noro 621: {
622: int i;
623: int r;
624:
625: r = td;
626: for ( i = 0; i < nd_wpd; i++ )
627: r = ((r<<16)+d[i])%REDTAB_LEN;
628: return r;
629: }
630:
1.9 noro 631: INLINE int nd_find_reducer(ND g)
1.1 noro 632: {
1.13 noro 633: RHist r;
1.6 noro 634: int d,k,i;
1.1 noro 635:
636: d = ndl_hash_value(HTD(g),HDL(g));
1.13 noro 637: for ( r = nd_red[d], k = 0; r; r = NEXT(r), k++ ) {
1.14 noro 638: if ( HTD(g) == TD(r) && ndl_equal(HDL(g),DL(r)) ) {
1.1 noro 639: if ( k > 0 ) nd_notfirst++;
640: nd_found++;
1.13 noro 641: return r->index;
1.1 noro 642: }
643: }
644:
1.13 noro 645: if ( Reverse )
646: for ( i = nd_psn-1; i >= 0; i-- ) {
647: r = nd_psh[i];
1.14 noro 648: if ( HTD(g) >= TD(r) && ndl_reducible(HDL(g),DL(r)) ) {
1.13 noro 649: nd_create++;
650: nd_append_red(HDL(g),HTD(g),i);
651: return i;
652: }
653: }
654: else
655: for ( i = 0; i < nd_psn; i++ ) {
656: r = nd_psh[i];
1.14 noro 657: if ( HTD(g) >= TD(r) && ndl_reducible(HDL(g),DL(r)) ) {
1.13 noro 658: nd_create++;
659: nd_append_red(HDL(g),HTD(g),i);
660: return i;
661: }
1.1 noro 662: }
1.6 noro 663: return -1;
1.1 noro 664: }
665:
1.19 noro 666: ND nd_add(int mod,ND p1,ND p2)
1.1 noro 667: {
668: int n,c;
669: int t;
670: ND r;
671: NM m1,m2,mr0,mr,s;
672:
673: if ( !p1 )
674: return p2;
675: else if ( !p2 )
676: return p1;
677: else {
678: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1.14 noro 679: if ( TD(m1) > TD(m2) )
1.1 noro 680: c = 1;
1.14 noro 681: else if ( TD(m1) < TD(m2) )
1.1 noro 682: c = -1;
683: else
1.14 noro 684: c = ndl_compare(DL(m1),DL(m2));
1.1 noro 685: switch ( c ) {
686: case 0:
1.19 noro 687: t = ((CM(m1))+(CM(m2))) - mod;
1.1 noro 688: if ( t < 0 )
1.19 noro 689: t += mod;
1.1 noro 690: s = m1; m1 = NEXT(m1);
691: if ( t ) {
1.14 noro 692: NEXTNM2(mr0,mr,s); CM(mr) = (t);
1.1 noro 693: } else {
694: FREENM(s);
695: }
696: s = m2; m2 = NEXT(m2); FREENM(s);
697: break;
698: case 1:
699: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
700: break;
701: case -1:
702: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
703: break;
704: }
705: }
706: if ( !mr0 )
707: if ( m1 )
708: mr0 = m1;
709: else if ( m2 )
710: mr0 = m2;
711: else
712: return 0;
713: else if ( m1 )
714: NEXT(mr) = m1;
715: else if ( m2 )
716: NEXT(mr) = m2;
717: else
718: NEXT(mr) = 0;
719: BDY(p1) = mr0;
1.14 noro 720: SG(p1) = MAX(SG(p1),SG(p2));
1.1 noro 721: FREEND(p2);
722: return p1;
723: }
724: }
725:
1.17 noro 726: ND nd_add_q(ND p1,ND p2)
727: {
728: int n,c;
729: ND r;
730: NM m1,m2,mr0,mr,s;
731: Q t;
732:
733: if ( !p1 )
734: return p2;
735: else if ( !p2 )
736: return p1;
737: else {
738: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
739: if ( TD(m1) > TD(m2) )
740: c = 1;
741: else if ( TD(m1) < TD(m2) )
742: c = -1;
743: else
744: c = ndl_compare(DL(m1),DL(m2));
745: switch ( c ) {
746: case 0:
747: addq(CQ(m1),CQ(m2),&t);
748: s = m1; m1 = NEXT(m1);
749: if ( t ) {
750: NEXTNM2(mr0,mr,s); CQ(mr) = (t);
751: } else {
752: FREENM(s);
753: }
754: s = m2; m2 = NEXT(m2); FREENM(s);
755: break;
756: case 1:
757: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
758: break;
759: case -1:
760: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
761: break;
762: }
763: }
764: if ( !mr0 )
765: if ( m1 )
766: mr0 = m1;
767: else if ( m2 )
768: mr0 = m2;
769: else
770: return 0;
771: else if ( m1 )
772: NEXT(mr) = m1;
773: else if ( m2 )
774: NEXT(mr) = m2;
775: else
776: NEXT(mr) = 0;
777: BDY(p1) = mr0;
778: SG(p1) = MAX(SG(p1),SG(p2));
779: FREEND(p2);
780: return p1;
781: }
782: }
783:
1.1 noro 784: #if 1
785: /* ret=1 : success, ret=0 : overflow */
1.16 noro 786: int nd_nf(int mod,ND g,int full,ND *rp)
1.1 noro 787: {
1.11 noro 788: ND d;
1.1 noro 789: NM m,mrd,tail;
1.7 noro 790: NM mul;
1.10 noro 791: int n,sugar,psugar,sugar0,stat,index;
1.6 noro 792: int c,c1,c2;
1.17 noro 793: RHist h;
1.11 noro 794: NDV p,red;
1.16 noro 795: Q cg,cred,gcd;
1.1 noro 796:
797: if ( !g ) {
798: *rp = 0;
799: return 1;
800: }
1.14 noro 801: sugar0 = sugar = SG(g);
1.1 noro 802: n = NV(g);
1.7 noro 803: mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int));
1.1 noro 804: for ( d = 0; g; ) {
1.6 noro 805: index = nd_find_reducer(g);
806: if ( index >= 0 ) {
1.17 noro 807: h = nd_psh[index];
808: ndl_sub(HDL(g),DL(h),DL(mul));
809: TD(mul) = HTD(g)-TD(h);
1.10 noro 810: #if 0
1.14 noro 811: if ( d && (SG(p)+TD(mul)) > sugar ) {
1.10 noro 812: goto afo;
813: }
814: #endif
1.14 noro 815: if ( ndl_check_bound2(index,DL(mul)) ) {
1.6 noro 816: nd_free(g); nd_free(d);
817: return 0;
818: }
1.16 noro 819: if ( mod ) {
1.17 noro 820: p = nd_ps[index];
1.19 noro 821: c1 = invm(HCM(p),mod); c2 = mod-HCM(g);
822: DMAR(c1,c2,0,mod,c); CM(mul) = c;
1.16 noro 823: } else {
1.20 ! noro 824: p = nd_psq[index];
1.17 noro 825: igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);
1.16 noro 826: chsgnq(cg,&CQ(mul));
1.20 ! noro 827: nd_mul_c_q(d,cred); nd_mul_c_q(g,cred);
1.16 noro 828: }
1.20 ! noro 829: ndv_mul_nm(mod,p,mul,ndv_red);
! 830: g = ndv_add(mod,g,ndv_red);
1.14 noro 831: sugar = MAX(sugar,SG(ndv_red));
1.1 noro 832: } else if ( !full ) {
833: *rp = g;
834: return 1;
835: } else {
1.10 noro 836: afo:
1.1 noro 837: m = BDY(g);
838: if ( NEXT(m) ) {
839: BDY(g) = NEXT(m); NEXT(m) = 0;
840: } else {
841: FREEND(g); g = 0;
842: }
843: if ( d ) {
844: NEXT(tail)=m;
845: tail=m;
846: } else {
847: MKND(n,m,d);
848: tail = BDY(d);
849: }
850: }
851: }
852: if ( d )
1.14 noro 853: SG(d) = sugar;
1.1 noro 854: *rp = d;
855: return 1;
856: }
857: #else
858:
859: ND nd_remove_head(ND p)
860: {
861: NM m;
862:
863: m = BDY(p);
864: if ( !NEXT(m) ) {
865: FREEND(p);
866: p = 0;
867: } else
868: BDY(p) = NEXT(m);
869: FREENM(m);
870: return p;
871: }
872:
873: PGeoBucket create_pbucket()
874: {
875: PGeoBucket g;
876:
877: g = CALLOC(1,sizeof(struct oPGeoBucket));
878: g->m = -1;
879: return g;
880: }
881:
1.19 noro 882: void add_pbucket(int mod,PGeoBucket g,ND d)
1.1 noro 883: {
884: int l,k,m;
885:
886: l = nd_length(d);
887: for ( k = 0, m = 1; l > m; k++, m <<= 2 );
888: /* 4^(k-1) < l <= 4^k */
1.19 noro 889: d = nd_add(mod,g->body[k],d);
1.1 noro 890: for ( ; d && nd_length(d) > 1<<(2*k); k++ ) {
891: g->body[k] = 0;
1.19 noro 892: d = nd_add(int mod,g->body[k+1],d);
1.1 noro 893: }
894: g->body[k] = d;
895: g->m = MAX(g->m,k);
896: }
897:
1.19 noro 898: int head_pbucket(int mod,PGeoBucket g)
1.1 noro 899: {
900: int j,i,c,k,nv,sum;
901: unsigned int *di,*dj;
902: ND gi,gj;
903:
904: k = g->m;
905: while ( 1 ) {
906: j = -1;
907: for ( i = 0; i <= k; i++ ) {
908: if ( !(gi = g->body[i]) )
909: continue;
910: if ( j < 0 ) {
911: j = i;
912: gj = g->body[j];
913: dj = HDL(gj);
1.14 noro 914: sum = HCM(gj);
1.1 noro 915: } else {
916: di = HDL(gi);
917: nv = NV(gi);
918: if ( HTD(gi) > HTD(gj) )
919: c = 1;
920: else if ( HTD(gi) < HTD(gj) )
921: c = -1;
922: else
923: c = ndl_compare(di,dj);
924: if ( c > 0 ) {
925: if ( sum )
1.14 noro 926: HCM(gj) = sum;
1.1 noro 927: else
928: g->body[j] = nd_remove_head(gj);
929: j = i;
930: gj = g->body[j];
931: dj = HDL(gj);
1.14 noro 932: sum = HCM(gj);
1.1 noro 933: } else if ( c == 0 ) {
1.19 noro 934: sum = sum+HCM(gi)-mod;
1.1 noro 935: if ( sum < 0 )
1.19 noro 936: sum += mod;
1.1 noro 937: g->body[i] = nd_remove_head(gi);
938: }
939: }
940: }
941: if ( j < 0 )
942: return -1;
943: else if ( sum ) {
1.14 noro 944: HCM(gj) = sum;
1.1 noro 945: return j;
946: } else
947: g->body[j] = nd_remove_head(gj);
948: }
949: }
950:
951: ND normalize_pbucket(PGeoBucket g)
952: {
953: int i;
954: ND r,t;
955:
956: r = 0;
957: for ( i = 0; i <= g->m; i++ )
1.19 noro 958: r = nd_add(mod,r,g->body[i]);
1.1 noro 959: return r;
960: }
961:
962: ND nd_nf(ND g,int full)
963: {
964: ND u,p,d,red;
965: NODE l;
966: NM m,mrd;
967: int sugar,psugar,n,h_reducible,h;
968: PGeoBucket bucket;
969:
970: if ( !g ) {
971: return 0;
972: }
1.14 noro 973: sugar = SG(g);
974: n = NV(g);
1.1 noro 975: bucket = create_pbucket();
976: add_pbucket(bucket,g);
977: d = 0;
978: while ( 1 ) {
979: h = head_pbucket(bucket);
980: if ( h < 0 ) {
981: if ( d )
1.14 noro 982: SG(d) = sugar;
1.1 noro 983: return d;
984: }
985: g = bucket->body[h];
986: red = nd_find_reducer(g);
987: if ( red ) {
988: bucket->body[h] = nd_remove_head(g);
989: red = nd_remove_head(red);
990: add_pbucket(bucket,red);
1.14 noro 991: sugar = MAX(sugar,SG(red));
1.1 noro 992: } else if ( !full ) {
993: g = normalize_pbucket(bucket);
994: if ( g )
1.14 noro 995: SG(g) = sugar;
1.1 noro 996: return g;
997: } else {
998: m = BDY(g);
999: if ( NEXT(m) ) {
1000: BDY(g) = NEXT(m); NEXT(m) = 0;
1001: } else {
1002: FREEND(g); g = 0;
1003: }
1004: bucket->body[h] = g;
1005: NEXT(m) = 0;
1006: if ( d ) {
1007: for ( mrd = BDY(d); NEXT(mrd); mrd = NEXT(mrd) );
1008: NEXT(mrd) = m;
1009: } else {
1010: MKND(n,m,d);
1011: }
1012: }
1013: }
1014: }
1015: #endif
1016:
1.16 noro 1017: NODE nd_gb(int m,NODE f)
1.1 noro 1018: {
1019: int i,nh,sugar,stat;
1020: NODE r,g,gall;
1021: ND_pairs d;
1022: ND_pairs l;
1023: ND h,nf;
1024:
1025: for ( gall = g = 0, d = 0, r = f; r; r = NEXT(r) ) {
1026: i = (int)BDY(r);
1027: d = update_pairs(d,g,i);
1028: g = update_base(g,i);
1029: gall = append_one(gall,i);
1030: }
1031: sugar = 0;
1032: while ( d ) {
1033: again:
1034: l = nd_minp(d,&d);
1.14 noro 1035: if ( SG(l) != sugar ) {
1036: sugar = SG(l);
1.1 noro 1037: fprintf(asir_out,"%d",sugar);
1038: }
1.16 noro 1039: stat = nd_sp(m,l,&h);
1.1 noro 1040: if ( !stat ) {
1041: NEXT(l) = d; d = l;
1.20 ! noro 1042: d = nd_reconstruct(m,0,d);
1.1 noro 1043: goto again;
1044: }
1.16 noro 1045: stat = nd_nf(m,h,!Top,&nf);
1.1 noro 1046: if ( !stat ) {
1047: NEXT(l) = d; d = l;
1.20 ! noro 1048: d = nd_reconstruct(m,0,d);
1.1 noro 1049: goto again;
1050: } else if ( nf ) {
1051: printf("+"); fflush(stdout);
1.16 noro 1052: nh = nd_newps(m,nf);
1.1 noro 1053: d = update_pairs(d,g,nh);
1054: g = update_base(g,nh);
1055: gall = append_one(gall,nh);
1056: FREENDP(l);
1057: } else {
1058: printf("."); fflush(stdout);
1059: FREENDP(l);
1060: }
1061: }
1062: return g;
1063: }
1064:
1.20 ! noro 1065: NODE nd_gb_trace(int m,NODE f)
! 1066: {
! 1067: int i,nh,sugar,stat;
! 1068: NODE r,g,gall;
! 1069: ND_pairs d;
! 1070: ND_pairs l;
! 1071: ND h,nf,nfq;
! 1072:
! 1073: for ( gall = g = 0, d = 0, r = f; r; r = NEXT(r) ) {
! 1074: i = (int)BDY(r);
! 1075: d = update_pairs(d,g,i);
! 1076: g = update_base(g,i);
! 1077: gall = append_one(gall,i);
! 1078: }
! 1079: sugar = 0;
! 1080: while ( d ) {
! 1081: again:
! 1082: l = nd_minp(d,&d);
! 1083: if ( SG(l) != sugar ) {
! 1084: sugar = SG(l);
! 1085: fprintf(asir_out,"%d",sugar);
! 1086: }
! 1087: stat = nd_sp(m,l,&h);
! 1088: if ( !stat ) {
! 1089: NEXT(l) = d; d = l;
! 1090: d = nd_reconstruct(m,1,d);
! 1091: goto again;
! 1092: }
! 1093: stat = nd_nf(m,h,!Top,&nf);
! 1094: if ( !stat ) {
! 1095: NEXT(l) = d; d = l;
! 1096: d = nd_reconstruct(m,1,d);
! 1097: goto again;
! 1098: } else if ( nf ) {
! 1099: /* overflow does not occur */
! 1100: nd_sp(0,l,&h);
! 1101: nd_nf(0,h,!Top,&nfq);
! 1102: if ( nfq ) {
! 1103: printf("+"); fflush(stdout);
! 1104: nh = nd_newps_trace(m,nf,nfq);
! 1105: d = update_pairs(d,g,nh);
! 1106: g = update_base(g,nh);
! 1107: gall = append_one(gall,nh);
! 1108: } else {
! 1109: printf("*"); fflush(stdout);
! 1110: }
! 1111: } else {
! 1112: printf("."); fflush(stdout);
! 1113: }
! 1114: FREENDP(l);
! 1115: }
! 1116: return g;
! 1117: }
! 1118:
1.1 noro 1119: ND_pairs update_pairs( ND_pairs d, NODE /* of index */ g, int t)
1120: {
1121: ND_pairs d1,nd,cur,head,prev,remove;
1122:
1123: if ( !g ) return d;
1124: d = crit_B(d,t);
1125: d1 = nd_newpairs(g,t);
1126: d1 = crit_M(d1);
1127: d1 = crit_F(d1);
1128: prev = 0; cur = head = d1;
1129: while ( cur ) {
1130: if ( crit_2( cur->i1,cur->i2 ) ) {
1131: remove = cur;
1132: if ( !prev ) {
1133: head = cur = NEXT(cur);
1134: } else {
1135: cur = NEXT(prev) = NEXT(cur);
1136: }
1137: FREENDP(remove);
1138: } else {
1139: prev = cur;
1140: cur = NEXT(cur);
1141: }
1142: }
1143: if ( !d )
1144: return head;
1145: else {
1146: nd = d;
1147: while ( NEXT(nd) )
1148: nd = NEXT(nd);
1149: NEXT(nd) = head;
1150: return d;
1151: }
1152: }
1153:
1154: ND_pairs nd_newpairs( NODE g, int t )
1155: {
1156: NODE h;
1157: unsigned int *dl;
1158: int td,ts,s;
1159: ND_pairs r,r0;
1160:
1.20 ! noro 1161: dl = DL(nd_psh[t]);
! 1162: td = TD(nd_psh[t]);
! 1163: ts = SG(nd_psh[t]) - td;
1.1 noro 1164: for ( r0 = 0, h = g; h; h = NEXT(h) ) {
1165: NEXTND_pairs(r0,r);
1166: r->i1 = (int)BDY(h);
1167: r->i2 = t;
1.20 ! noro 1168: ndl_lcm(DL(nd_psh[r->i1]),dl,r->lcm);
1.14 noro 1169: TD(r) = ndl_td(r->lcm);
1.20 ! noro 1170: s = SG(nd_psh[r->i1])-TD(nd_psh[r->i1]);
1.14 noro 1171: SG(r) = MAX(s,ts) + TD(r);
1.1 noro 1172: }
1173: NEXT(r) = 0;
1174: return r0;
1175: }
1176:
1177: ND_pairs crit_B( ND_pairs d, int s )
1178: {
1179: ND_pairs cur,head,prev,remove;
1180: unsigned int *t,*tl,*lcm;
1181: int td,tdl;
1182:
1183: if ( !d ) return 0;
1.20 ! noro 1184: t = DL(nd_psh[s]);
1.1 noro 1185: prev = 0;
1186: head = cur = d;
1187: lcm = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int));
1188: while ( cur ) {
1189: tl = cur->lcm;
1190: if ( ndl_reducible(tl,t)
1.20 ! noro 1191: && (ndl_lcm(DL(nd_psh[cur->i1]),t,lcm),!ndl_equal(lcm,tl))
! 1192: && (ndl_lcm(DL(nd_psh[cur->i2]),t,lcm),!ndl_equal(lcm,tl)) ) {
1.1 noro 1193: remove = cur;
1194: if ( !prev ) {
1195: head = cur = NEXT(cur);
1196: } else {
1197: cur = NEXT(prev) = NEXT(cur);
1198: }
1199: FREENDP(remove);
1200: } else {
1201: prev = cur;
1202: cur = NEXT(cur);
1203: }
1204: }
1205: return head;
1206: }
1207:
1208: ND_pairs crit_M( ND_pairs d1 )
1209: {
1210: ND_pairs e,d2,d3,dd,p;
1211: unsigned int *id,*jd;
1212: int itd,jtd;
1213:
1214: for ( dd = 0, e = d1; e; e = d3 ) {
1215: if ( !(d2 = NEXT(e)) ) {
1216: NEXT(e) = dd;
1217: return e;
1218: }
1219: id = e->lcm;
1.14 noro 1220: itd = TD(e);
1.1 noro 1221: for ( d3 = 0; d2; d2 = p ) {
1222: p = NEXT(d2),
1223: jd = d2->lcm;
1.14 noro 1224: jtd = TD(d2);
1.1 noro 1225: if ( jtd == itd )
1226: if ( id == jd );
1227: else if ( ndl_reducible(jd,id) ) continue;
1228: else if ( ndl_reducible(id,jd) ) goto delit;
1229: else ;
1230: else if ( jtd > itd )
1231: if ( ndl_reducible(jd,id) ) continue;
1232: else ;
1233: else if ( ndl_reducible(id,jd ) ) goto delit;
1234: NEXT(d2) = d3;
1235: d3 = d2;
1236: }
1237: NEXT(e) = dd;
1238: dd = e;
1239: continue;
1240: /**/
1241: delit: NEXT(d2) = d3;
1242: d3 = d2;
1243: for ( ; p; p = d2 ) {
1244: d2 = NEXT(p);
1245: NEXT(p) = d3;
1246: d3 = p;
1247: }
1248: FREENDP(e);
1249: }
1250: return dd;
1251: }
1252:
1253: ND_pairs crit_F( ND_pairs d1 )
1254: {
1255: ND_pairs rest, head,remove;
1256: ND_pairs last, p, r, w;
1257: int s;
1258:
1259: for ( head = last = 0, p = d1; NEXT(p); ) {
1260: r = w = equivalent_pairs(p,&rest);
1.14 noro 1261: s = SG(r);
1.1 noro 1262: w = NEXT(w);
1263: while ( w ) {
1264: if ( crit_2(w->i1,w->i2) ) {
1265: r = w;
1266: w = NEXT(w);
1267: while ( w ) {
1268: remove = w;
1269: w = NEXT(w);
1270: FREENDP(remove);
1271: }
1272: break;
1.14 noro 1273: } else if ( SG(w) < s ) {
1.1 noro 1274: FREENDP(r);
1275: r = w;
1.14 noro 1276: s = SG(r);
1.1 noro 1277: w = NEXT(w);
1278: } else {
1279: remove = w;
1280: w = NEXT(w);
1281: FREENDP(remove);
1282: }
1283: }
1284: if ( last ) NEXT(last) = r;
1285: else head = r;
1286: NEXT(last = r) = 0;
1287: p = rest;
1288: if ( !p ) return head;
1289: }
1290: if ( !last ) return p;
1291: NEXT(last) = p;
1292: return head;
1293: }
1294:
1295: int crit_2( int dp1, int dp2 )
1296: {
1.20 ! noro 1297: return ndl_disjoint(DL(nd_psh[dp1]),DL(nd_psh[dp2]));
1.1 noro 1298: }
1299:
1300: static ND_pairs equivalent_pairs( ND_pairs d1, ND_pairs *prest )
1301: {
1302: ND_pairs w,p,r,s;
1303: unsigned int *d;
1304: int td;
1305:
1306: w = d1;
1307: d = w->lcm;
1.14 noro 1308: td = TD(w);
1.1 noro 1309: s = NEXT(w);
1310: NEXT(w) = 0;
1311: for ( r = 0; s; s = p ) {
1312: p = NEXT(s);
1.14 noro 1313: if ( td == TD(s) && ndl_equal(d,s->lcm) ) {
1.1 noro 1314: NEXT(s) = w;
1315: w = s;
1316: } else {
1317: NEXT(s) = r;
1318: r = s;
1319: }
1320: }
1321: *prest = r;
1322: return w;
1323: }
1324:
1325: NODE update_base(NODE nd,int ndp)
1326: {
1327: unsigned int *dl, *dln;
1328: NODE last, p, head;
1329: int td,tdn;
1330:
1.20 ! noro 1331: dl = DL(nd_psh[ndp]);
! 1332: td = TD(nd_psh[ndp]);
1.1 noro 1333: for ( head = last = 0, p = nd; p; ) {
1.20 ! noro 1334: dln = DL(nd_psh[(int)BDY(p)]);
! 1335: tdn = TD(nd_psh[(int)BDY(p)]);
1.1 noro 1336: if ( tdn >= td && ndl_reducible( dln, dl ) ) {
1337: p = NEXT(p);
1338: if ( last ) NEXT(last) = p;
1339: } else {
1340: if ( !last ) head = p;
1341: p = NEXT(last = p);
1342: }
1343: }
1344: head = append_one(head,ndp);
1345: return head;
1346: }
1347:
1348: ND_pairs nd_minp( ND_pairs d, ND_pairs *prest )
1349: {
1350: ND_pairs m,ml,p,l;
1351: unsigned int *lcm;
1352: int s,td,len,tlen,c;
1353:
1354: if ( !(p = NEXT(m = d)) ) {
1355: *prest = p;
1356: NEXT(m) = 0;
1357: return m;
1358: }
1359: lcm = m->lcm;
1.14 noro 1360: s = SG(m);
1361: td = TD(m);
1.6 noro 1362: len = nd_psl[m->i1]+nd_psl[m->i2];
1.1 noro 1363: for ( ml = 0, l = m; p; p = NEXT(l = p) ) {
1.14 noro 1364: if (SG(p) < s)
1.1 noro 1365: goto find;
1.14 noro 1366: else if ( SG(p) == s ) {
1367: if ( TD(p) < td )
1.1 noro 1368: goto find;
1.14 noro 1369: else if ( TD(p) == td ) {
1.1 noro 1370: c = ndl_compare(p->lcm,lcm);
1371: if ( c < 0 )
1372: goto find;
1.10 noro 1373: #if 0
1.1 noro 1374: else if ( c == 0 ) {
1.6 noro 1375: tlen = nd_psl[p->i1]+nd_psl[p->i2];
1.1 noro 1376: if ( tlen < len )
1377: goto find;
1378: }
1.10 noro 1379: #endif
1.1 noro 1380: }
1381: }
1382: continue;
1383: find:
1384: ml = l;
1385: m = p;
1386: lcm = m->lcm;
1.14 noro 1387: s = SG(m);
1388: td = TD(m);
1.1 noro 1389: len = tlen;
1390: }
1391: if ( !ml ) *prest = NEXT(m);
1392: else {
1393: NEXT(ml) = NEXT(m);
1394: *prest = d;
1395: }
1396: NEXT(m) = 0;
1397: return m;
1398: }
1399:
1.16 noro 1400: int nd_newps(int mod,ND a)
1.1 noro 1401: {
1.3 noro 1402: int len;
1.13 noro 1403: RHist r;
1.20 ! noro 1404: NDV b;
1.3 noro 1405:
1.1 noro 1406: if ( nd_psn == nd_pslen ) {
1407: nd_pslen *= 2;
1.6 noro 1408: nd_psl = (int *)REALLOC((char *)nd_psl,nd_pslen*sizeof(int));
1.11 noro 1409: nd_ps = (NDV *)REALLOC((char *)nd_ps,nd_pslen*sizeof(NDV));
1.20 ! noro 1410: nd_psq = (NDV *)REALLOC((char *)nd_psq,nd_pslen*sizeof(NDV));
1.13 noro 1411: nd_psh = (RHist *)REALLOC((char *)nd_psh,nd_pslen*sizeof(RHist));
1.1 noro 1412: nd_bound = (unsigned int **)
1413: REALLOC((char *)nd_bound,nd_pslen*sizeof(unsigned int *));
1414: }
1.20 ! noro 1415: nd_removecont(mod,a);
! 1416: nd_bound[nd_psn] = nd_compute_bound(a);
! 1417: NEWRHist(r); SG(r) = SG(a); TD(r) = HTD(a); ndl_copy(HDL(a),DL(r));
! 1418: nd_psh[nd_psn] = r;
! 1419: b = ndtondv(mod,a);
! 1420: len = LEN(b);
1.16 noro 1421: if ( mod )
1.20 ! noro 1422: nd_ps[nd_psn] = b;
1.16 noro 1423: else
1.20 ! noro 1424: nd_psq[nd_psn] = b;
! 1425: nd_psl[nd_psn] = len;
1.13 noro 1426: nd_free(a);
1.20 ! noro 1427: if ( len > nmv_len ) {
! 1428: nmv_len = 2*len;
! 1429: BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv);
! 1430: }
! 1431: return nd_psn++;
! 1432: }
! 1433:
! 1434: int nd_newps_trace(int mod,ND nf,ND nfq)
! 1435: {
! 1436: int len;
! 1437: RHist r;
! 1438: NDV b;
! 1439:
! 1440: if ( nd_psn == nd_pslen ) {
! 1441: nd_pslen *= 2;
! 1442: nd_psl = (int *)REALLOC((char *)nd_psl,nd_pslen*sizeof(int));
! 1443: nd_ps = (NDV *)REALLOC((char *)nd_ps,nd_pslen*sizeof(NDV));
! 1444: nd_psq = (NDV *)REALLOC((char *)nd_psq,nd_pslen*sizeof(NDV));
! 1445: nd_psh = (RHist *)REALLOC((char *)nd_psh,nd_pslen*sizeof(RHist));
! 1446: nd_bound = (unsigned int **)
! 1447: REALLOC((char *)nd_bound,nd_pslen*sizeof(unsigned int *));
! 1448: }
! 1449: nd_removecont(mod,nf);
! 1450: nd_ps[nd_psn] = ndtondv(mod,nf);
! 1451:
! 1452: nd_removecont(0,nfq);
! 1453: nd_psq[nd_psn] = ndtondv(0,nfq);
! 1454:
! 1455: nd_bound[nd_psn] = nd_compute_bound(nfq);
! 1456: NEWRHist(r); SG(r) = SG(nf); TD(r) = HTD(nf); ndl_copy(HDL(nf),DL(r));
! 1457: nd_psh[nd_psn] = r;
! 1458:
! 1459: len = LEN(nd_psq[nd_psn]);
! 1460: nd_psl[nd_psn] = len;
! 1461:
! 1462: nd_free(nf); nd_free(nfq);
1.3 noro 1463: if ( len > nmv_len ) {
1464: nmv_len = 2*len;
1465: BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv);
1466: }
1.1 noro 1467: return nd_psn++;
1468: }
1469:
1.16 noro 1470: NODE nd_setup(int mod,NODE f)
1.1 noro 1471: {
1.5 noro 1472: int i,j,td,len,max;
1.1 noro 1473: NODE s,s0,f0;
1.5 noro 1474: unsigned int *d;
1.13 noro 1475: RHist r;
1.20 ! noro 1476: NDV a;
1.11 noro 1477:
1478: nd_found = 0; nd_notfirst = 0; nd_create = 0;
1.1 noro 1479:
1480: nd_psn = length(f); nd_pslen = 2*nd_psn;
1.6 noro 1481: nd_psl = (int *)MALLOC(nd_pslen*sizeof(int));
1.11 noro 1482: nd_ps = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
1.20 ! noro 1483: nd_psq = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
1.13 noro 1484: nd_psh = (RHist *)MALLOC(nd_pslen*sizeof(RHist));
1.1 noro 1485: nd_bound = (unsigned int **)MALLOC(nd_pslen*sizeof(unsigned int *));
1.5 noro 1486: for ( max = 0, i = 0, s = f; i < nd_psn; i++, s = NEXT(s) ) {
1487: nd_bound[i] = d = dp_compute_bound((DP)BDY(s));
1488: for ( j = 0; j < nd_nvar; j++ )
1489: max = MAX(d[j],max);
1490: }
1.11 noro 1491: if ( !nd_red )
1.13 noro 1492: nd_red = (RHist *)MALLOC(REDTAB_LEN*sizeof(RHist));
1493: bzero(nd_red,REDTAB_LEN*sizeof(RHist));
1.5 noro 1494:
1495: if ( max < 2 )
1496: nd_bpe = 2;
1497: else if ( max < 4 )
1498: nd_bpe = 4;
1499: else if ( max < 64 )
1500: nd_bpe = 6;
1501: else if ( max < 256 )
1502: nd_bpe = 8;
1503: else if ( max < 65536 )
1504: nd_bpe = 16;
1505: else
1506: nd_bpe = 32;
1.13 noro 1507:
1.1 noro 1508: nd_setup_parameters();
1509: nd_free_private_storage();
1.3 noro 1510: len = 0;
1.1 noro 1511: for ( i = 0; i < nd_psn; i++, f = NEXT(f) ) {
1.20 ! noro 1512: NEWRHist(r);
! 1513: a = dptondv(mod,(DP)BDY(f));
! 1514: ndv_removecont(mod,a);
! 1515: len = MAX(len,LEN(a));
! 1516: SG(r) = HTD(a); TD(r) = HTD(a); ndl_copy(HDL(a),DL(r));
1.16 noro 1517: if ( mod )
1.20 ! noro 1518: nd_ps[i] = a;
1.16 noro 1519: else
1.20 ! noro 1520: nd_psq[i] = a;
1.13 noro 1521: nd_psh[i] = r;
1.1 noro 1522: }
1.3 noro 1523: nmv_len = 16*len;
1524: NEWNDV(ndv_red);
1.16 noro 1525: if ( mod )
1526: BDY(ndv_red) = (NMV)MALLOC_ATOMIC(nmv_len*nmv_adv);
1527: else
1528: BDY(ndv_red) = (NMV)MALLOC(nmv_len*nmv_adv);
1.1 noro 1529: for ( s0 = 0, i = 0; i < nd_psn; i++ ) {
1530: NEXTNODE(s0,s); BDY(s) = (pointer)i;
1531: }
1532: if ( s0 ) NEXT(s) = 0;
1533: return s0;
1534: }
1535:
1.20 ! noro 1536: NODE nd_setup_trace(int mod,NODE f)
! 1537: {
! 1538: int i,j,td,len,max;
! 1539: NODE s,s0,f0;
! 1540: unsigned int *d;
! 1541: RHist r;
! 1542: NDV a;
! 1543:
! 1544: nd_found = 0; nd_notfirst = 0; nd_create = 0;
! 1545:
! 1546: nd_psn = length(f); nd_pslen = 2*nd_psn;
! 1547: nd_psl = (int *)MALLOC(nd_pslen*sizeof(int));
! 1548: nd_ps = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
! 1549: nd_psq = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
! 1550: nd_psh = (RHist *)MALLOC(nd_pslen*sizeof(RHist));
! 1551: nd_bound = (unsigned int **)MALLOC(nd_pslen*sizeof(unsigned int *));
! 1552: for ( max = 0, i = 0, s = f; i < nd_psn; i++, s = NEXT(s) ) {
! 1553: nd_bound[i] = d = dp_compute_bound((DP)BDY(s));
! 1554: for ( j = 0; j < nd_nvar; j++ )
! 1555: max = MAX(d[j],max);
! 1556: }
! 1557: if ( !nd_red )
! 1558: nd_red = (RHist *)MALLOC(REDTAB_LEN*sizeof(RHist));
! 1559: bzero(nd_red,REDTAB_LEN*sizeof(RHist));
! 1560:
! 1561: if ( max < 2 )
! 1562: nd_bpe = 2;
! 1563: else if ( max < 4 )
! 1564: nd_bpe = 4;
! 1565: else if ( max < 64 )
! 1566: nd_bpe = 6;
! 1567: else if ( max < 256 )
! 1568: nd_bpe = 8;
! 1569: else if ( max < 65536 )
! 1570: nd_bpe = 16;
! 1571: else
! 1572: nd_bpe = 32;
! 1573:
! 1574: nd_setup_parameters();
! 1575: nd_free_private_storage();
! 1576: len = 0;
! 1577: for ( i = 0; i < nd_psn; i++, f = NEXT(f) ) {
! 1578: a = dptondv(mod,(DP)BDY(f)); ndv_removecont(mod,a); nd_ps[i] = a;
! 1579: a = dptondv(0,(DP)BDY(f)); ndv_removecont(0,a); nd_psq[i] = a;
! 1580: NEWRHist(r);
! 1581: len = MAX(len,LEN(a));
! 1582: SG(r) = HTD(a); TD(r) = HTD(a); ndl_copy(HDL(a),DL(r));
! 1583: nd_psh[i] = r;
! 1584: }
! 1585: nmv_len = 16*len;
! 1586: NEWNDV(ndv_red);
! 1587: BDY(ndv_red) = (NMV)MALLOC(nmv_len*nmv_adv);
! 1588: for ( s0 = 0, i = 0; i < nd_psn; i++ ) {
! 1589: NEXTNODE(s0,s); BDY(s) = (pointer)i;
! 1590: }
! 1591: if ( s0 ) NEXT(s) = 0;
! 1592: return s0;
! 1593: }
! 1594:
1.1 noro 1595: void nd_gr(LIST f,LIST v,int m,struct order_spec *ord,LIST *rp)
1596: {
1597: struct order_spec ord1;
1598: VL fv,vv,vc;
1599: NODE fd,fd0,r,r0,t,x,s,xx;
1600: DP a,b,c;
1601:
1602: get_vars((Obj)f,&fv); pltovl(v,&vv);
1603: nd_nvar = length(vv);
1604: if ( ord->id )
1605: error("nd_gr : unsupported order");
1606: switch ( ord->ord.simple ) {
1607: case 0:
1608: is_rlex = 1;
1609: break;
1610: case 1:
1611: is_rlex = 0;
1612: break;
1613: default:
1614: error("nd_gr : unsupported order");
1615: }
1616: initd(ord);
1617: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
1618: ptod(CO,vv,(P)BDY(t),&b);
1.20 ! noro 1619: NEXTNODE(fd0,fd); BDY(fd) = (pointer)b;
1.1 noro 1620: }
1621: if ( fd0 ) NEXT(fd) = 0;
1.16 noro 1622: s = nd_setup(m,fd0);
1623: x = nd_gb(m,s);
1.1 noro 1624: #if 0
1625: x = nd_reduceall(x,m);
1626: #endif
1627: for ( r0 = 0; x; x = NEXT(x) ) {
1628: NEXTNODE(r0,r);
1.20 ! noro 1629: if ( m ) {
! 1630: a = ndvtodp(m,nd_ps[(int)BDY(x)]);
1.16 noro 1631: _dtop_mod(CO,vv,a,(P *)&BDY(r));
1.20 ! noro 1632: } else {
! 1633: a = ndvtodp(m,nd_psq[(int)BDY(x)]);
1.16 noro 1634: dtop(CO,vv,a,(P *)&BDY(r));
1.20 ! noro 1635: }
! 1636: }
! 1637: if ( r0 ) NEXT(r) = 0;
! 1638: MKLIST(*rp,r0);
! 1639: fprintf(asir_out,"found=%d,notfirst=%d,create=%d\n",
! 1640: nd_found,nd_notfirst,nd_create);
! 1641: }
! 1642:
! 1643: void nd_gr_trace(LIST f,LIST v,int m,struct order_spec *ord,LIST *rp)
! 1644: {
! 1645: struct order_spec ord1;
! 1646: VL fv,vv,vc;
! 1647: NODE fd,fd0,r,r0,t,x,s,xx;
! 1648: DP a,b,c;
! 1649:
! 1650: get_vars((Obj)f,&fv); pltovl(v,&vv);
! 1651: nd_nvar = length(vv);
! 1652: if ( ord->id )
! 1653: error("nd_gr : unsupported order");
! 1654: switch ( ord->ord.simple ) {
! 1655: case 0:
! 1656: is_rlex = 1;
! 1657: break;
! 1658: case 1:
! 1659: is_rlex = 0;
! 1660: break;
! 1661: default:
! 1662: error("nd_gr : unsupported order");
! 1663: }
! 1664: initd(ord);
! 1665: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
! 1666: ptod(CO,vv,(P)BDY(t),&c);
! 1667: if ( c ) {
! 1668: NEXTNODE(fd0,fd); BDY(fd) = (pointer)c;
! 1669: }
! 1670: }
! 1671: if ( fd0 ) NEXT(fd) = 0;
! 1672: /* setup over GF(m) */
! 1673: s = nd_setup_trace(m,fd0);
! 1674: x = nd_gb_trace(m,s);
! 1675: #if 0
! 1676: x = nd_reduceall(x,m);
! 1677: #endif
! 1678: for ( r0 = 0; x; x = NEXT(x) ) {
! 1679: NEXTNODE(r0,r);
! 1680: a = ndvtodp(0,nd_psq[(int)BDY(x)]);
! 1681: dtop(CO,vv,a,(P *)&BDY(r));
1.1 noro 1682: }
1683: if ( r0 ) NEXT(r) = 0;
1684: MKLIST(*rp,r0);
1685: fprintf(asir_out,"found=%d,notfirst=%d,create=%d\n",
1686: nd_found,nd_notfirst,nd_create);
1687: }
1688:
1689: void dltondl(int n,DL dl,unsigned int *r)
1690: {
1691: unsigned int *d;
1692: int i;
1693:
1694: d = dl->d;
1695: bzero(r,nd_wpd*sizeof(unsigned int));
1696: if ( is_rlex )
1697: for ( i = 0; i < n; i++ )
1698: r[(n-1-i)/nd_epw] |= (d[i]<<((nd_epw-((n-1-i)%nd_epw)-1)*nd_bpe));
1699: else
1700: for ( i = 0; i < n; i++ )
1701: r[i/nd_epw] |= d[i]<<((nd_epw-(i%nd_epw)-1)*nd_bpe);
1702: }
1703:
1704: DL ndltodl(int n,int td,unsigned int *ndl)
1705: {
1706: DL dl;
1707: int *d;
1708: int i;
1709:
1710: NEWDL(dl,n);
1.14 noro 1711: TD(dl) = td;
1.1 noro 1712: d = dl->d;
1713: if ( is_rlex )
1714: for ( i = 0; i < n; i++ )
1715: d[i] = (ndl[(n-1-i)/nd_epw]>>((nd_epw-((n-1-i)%nd_epw)-1)*nd_bpe))
1716: &((1<<nd_bpe)-1);
1717: else
1718: for ( i = 0; i < n; i++ )
1719: d[i] = (ndl[i/nd_epw]>>((nd_epw-(i%nd_epw)-1)*nd_bpe))
1720: &((1<<nd_bpe)-1);
1721: return dl;
1722: }
1723:
1.17 noro 1724: ND dptond(int mod,DP p)
1.1 noro 1725: {
1726: ND d;
1727: NM m0,m;
1728: MP t;
1729: int n;
1730:
1731: if ( !p )
1732: return 0;
1733: n = NV(p);
1734: m0 = 0;
1735: for ( t = BDY(p); t; t = NEXT(t) ) {
1736: NEXTNM(m0,m);
1.17 noro 1737: if ( mod )
1738: CM(m) = ITOS(C(t));
1739: else
1740: CQ(m) = (Q)C(t);
1.14 noro 1741: TD(m) = TD(DL(t));
1742: dltondl(n,DL(t),DL(m));
1.1 noro 1743: }
1744: NEXT(m) = 0;
1745: MKND(n,m0,d);
1.14 noro 1746: NV(d) = n;
1747: SG(d) = SG(p);
1.1 noro 1748: return d;
1749: }
1750:
1.17 noro 1751: DP ndtodp(int mod,ND p)
1.1 noro 1752: {
1753: DP d;
1754: MP m0,m;
1755: NM t;
1756: int n;
1757:
1758: if ( !p )
1759: return 0;
1760: n = NV(p);
1761: m0 = 0;
1762: for ( t = BDY(p); t; t = NEXT(t) ) {
1763: NEXTMP(m0,m);
1.17 noro 1764: if ( mod )
1765: C(m) = STOI(CM(t));
1766: else
1767: C(m) = (P)CQ(t);
1.14 noro 1768: DL(m) = ndltodl(n,TD(t),DL(t));
1.1 noro 1769: }
1770: NEXT(m) = 0;
1771: MKDP(n,m0,d);
1.14 noro 1772: SG(d) = SG(p);
1.1 noro 1773: return d;
1774: }
1775:
1776: void ndl_print(unsigned int *dl)
1777: {
1778: int n;
1779: int i;
1780:
1781: n = nd_nvar;
1782: printf("<<");
1783: if ( is_rlex )
1784: for ( i = 0; i < n; i++ )
1785: printf(i==n-1?"%d":"%d,",
1786: (dl[(n-1-i)/nd_epw]>>((nd_epw-((n-1-i)%nd_epw)-1)*nd_bpe))
1787: &((1<<nd_bpe)-1));
1788: else
1789: for ( i = 0; i < n; i++ )
1790: printf(i==n-1?"%d":"%d,",
1791: (dl[i/nd_epw]>>((nd_epw-(i%nd_epw)-1)*nd_bpe))
1792: &((1<<nd_bpe)-1));
1793: printf(">>");
1794: }
1795:
1796: void nd_print(ND p)
1797: {
1798: NM m;
1799:
1800: if ( !p )
1801: printf("0\n");
1802: else {
1803: for ( m = BDY(p); m; m = NEXT(m) ) {
1.14 noro 1804: printf("+%d*",CM(m));
1805: ndl_print(DL(m));
1.1 noro 1806: }
1807: printf("\n");
1808: }
1809: }
1810:
1.16 noro 1811: void nd_print_q(ND p)
1812: {
1813: NM m;
1814:
1815: if ( !p )
1816: printf("0\n");
1817: else {
1818: for ( m = BDY(p); m; m = NEXT(m) ) {
1819: printf("+");
1820: printexpr(CO,CQ(m));
1821: printf("*");
1822: ndl_print(DL(m));
1823: }
1824: printf("\n");
1825: }
1826: }
1827:
1.1 noro 1828: void ndp_print(ND_pairs d)
1829: {
1830: ND_pairs t;
1831:
1832: for ( t = d; t; t = NEXT(t) ) {
1833: printf("%d,%d ",t->i1,t->i2);
1834: }
1835: printf("\n");
1836: }
1837:
1.20 ! noro 1838: void nd_removecont(int mod,ND p)
1.16 noro 1839: {
1840: int i,n;
1841: Q *w;
1842: Q dvr,t;
1843: NM m;
1844:
1.20 ! noro 1845: if ( mod )
! 1846: nd_mul_c(mod,p,invm(HCM(p),mod));
! 1847: else {
! 1848: for ( m = BDY(p), n = 0; m; m = NEXT(m), n++ );
! 1849: w = (Q *)ALLOCA(n*sizeof(Q));
! 1850: for ( m = BDY(p), i = 0; i < n; m = NEXT(m), i++ )
! 1851: w[i] = CQ(m);
! 1852: sortbynm(w,n);
! 1853: qltozl(w,n,&dvr);
! 1854: for ( m = BDY(p); m; m = NEXT(m) ) {
! 1855: divq(CQ(m),dvr,&t); CQ(m) = t;
! 1856: }
1.16 noro 1857: }
1858: }
1859:
1.20 ! noro 1860: void ndv_removecont(int mod,NDV p)
1.16 noro 1861: {
1862: int i,len;
1863: Q *w;
1864: Q dvr,t;
1865: NMV m;
1866:
1.20 ! noro 1867: if ( mod )
! 1868: ndv_mul_c(mod,p,invm(HCM(p),mod));
! 1869: else {
! 1870: len = p->len;
! 1871: w = (Q *)ALLOCA(len*sizeof(Q));
! 1872: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ )
! 1873: w[i] = CQ(m);
! 1874: sortbynm(w,len);
! 1875: qltozl(w,len,&dvr);
! 1876: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ ) {
! 1877: divq(CQ(m),dvr,&t); CQ(m) = t;
! 1878: }
1.16 noro 1879: }
1880: }
1881:
1.19 noro 1882: void nd_mul_c(int mod,ND p,int mul)
1.1 noro 1883: {
1884: NM m;
1885: int c,c1;
1886:
1887: if ( !p )
1888: return;
1889: for ( m = BDY(p); m; m = NEXT(m) ) {
1.14 noro 1890: c1 = CM(m);
1.19 noro 1891: DMAR(c1,mul,0,mod,c);
1.14 noro 1892: CM(m) = c;
1.1 noro 1893: }
1894: }
1895:
1.16 noro 1896: void nd_mul_c_q(ND p,Q mul)
1897: {
1898: NM m;
1899: Q c;
1900:
1901: if ( !p )
1902: return;
1903: for ( m = BDY(p); m; m = NEXT(m) ) {
1904: mulq(CQ(m),mul,&c); CQ(m) = c;
1905: }
1906: }
1907:
1.1 noro 1908: void nd_free(ND p)
1909: {
1910: NM t,s;
1911:
1912: if ( !p )
1913: return;
1914: t = BDY(p);
1915: while ( t ) {
1916: s = NEXT(t);
1917: FREENM(t);
1918: t = s;
1919: }
1920: FREEND(p);
1921: }
1922:
1923: void nd_append_red(unsigned int *d,int td,int i)
1924: {
1.13 noro 1925: RHist m,m0;
1.1 noro 1926: int h;
1927:
1.13 noro 1928: NEWRHist(m);
1.1 noro 1929: h = ndl_hash_value(td,d);
1.13 noro 1930: m->index = i;
1.14 noro 1931: TD(m) = td;
1932: ndl_copy(d,DL(m));
1.1 noro 1933: NEXT(m) = nd_red[h];
1934: nd_red[h] = m;
1935: }
1936:
1.5 noro 1937: unsigned int *dp_compute_bound(DP p)
1938: {
1939: unsigned int *d,*d1,*d2,*t;
1940: MP m;
1.7 noro 1941: int i,l;
1.5 noro 1942:
1943: if ( !p )
1944: return 0;
1945: d1 = (unsigned int *)ALLOCA(nd_nvar*sizeof(unsigned int));
1946: d2 = (unsigned int *)ALLOCA(nd_nvar*sizeof(unsigned int));
1947: m = BDY(p);
1.14 noro 1948: bcopy(DL(m)->d,d1,nd_nvar*sizeof(unsigned int));
1.5 noro 1949: for ( m = NEXT(BDY(p)); m; m = NEXT(m) ) {
1.14 noro 1950: d = DL(m)->d;
1.5 noro 1951: for ( i = 0; i < nd_nvar; i++ )
1952: d2[i] = d[i] > d1[i] ? d[i] : d1[i];
1953: t = d1; d1 = d2; d2 = t;
1954: }
1.13 noro 1955: l = (nd_nvar+31);
1.7 noro 1956: t = (unsigned int *)MALLOC_ATOMIC(l*sizeof(unsigned int));
1957: bzero(t,l*sizeof(unsigned int));
1.5 noro 1958: bcopy(d1,t,nd_nvar*sizeof(unsigned int));
1959: return t;
1960: }
1961:
1.1 noro 1962: unsigned int *nd_compute_bound(ND p)
1963: {
1964: unsigned int *d1,*d2,*t;
1.9 noro 1965: int i,l;
1.1 noro 1966: NM m;
1967:
1968: if ( !p )
1969: return 0;
1970: d1 = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int));
1971: d2 = (unsigned int *)ALLOCA(nd_wpd*sizeof(unsigned int));
1972: bcopy(HDL(p),d1,nd_wpd*sizeof(unsigned int));
1973: for ( m = NEXT(BDY(p)); m; m = NEXT(m) ) {
1.14 noro 1974: ndl_lcm(DL(m),d1,d2);
1.1 noro 1975: t = d1; d1 = d2; d2 = t;
1976: }
1.12 noro 1977: l = nd_nvar+31;
1.9 noro 1978: t = (unsigned int *)MALLOC_ATOMIC(l*sizeof(unsigned int));
1979: bzero(t,l*sizeof(unsigned int));
1.5 noro 1980: for ( i = 0; i < nd_nvar; i++ )
1981: t[i] = (d1[i/nd_epw]>>((nd_epw-(i%nd_epw)-1)*nd_bpe))&nd_mask0;
1.1 noro 1982: return t;
1983: }
1984:
1985: void nd_setup_parameters() {
1986: int i;
1987:
1988: nd_epw = (sizeof(unsigned int)*8)/nd_bpe;
1989: nd_wpd = nd_nvar/nd_epw+(nd_nvar%nd_epw?1:0);
1990: if ( nd_bpe < 32 ) {
1991: nd_mask0 = (1<<nd_bpe)-1;
1992: } else {
1993: nd_mask0 = 0xffffffff;
1994: }
1995: bzero(nd_mask,sizeof(nd_mask));
1996: nd_mask1 = 0;
1997: for ( i = 0; i < nd_epw; i++ ) {
1998: nd_mask[nd_epw-i-1] = (nd_mask0<<(i*nd_bpe));
1999: nd_mask1 |= (1<<(nd_bpe-1))<<(i*nd_bpe);
2000: }
1.13 noro 2001: nm_adv = sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int);
1.3 noro 2002: nmv_adv = sizeof(struct oNMV)+(nd_wpd-1)*sizeof(unsigned int);
1.1 noro 2003: }
2004:
1.20 ! noro 2005: /* mod < 0 => realloc nd_ps and pd_psq */
! 2006:
! 2007: ND_pairs nd_reconstruct(int mod,int trace,ND_pairs d)
1.1 noro 2008: {
1.11 noro 2009: int i,obpe,oadv;
1.13 noro 2010: NM prev_nm_free_list;
2011: RHist mr0,mr;
2012: RHist r;
1.1 noro 2013: ND_pairs s0,s,t,prev_ndp_free_list;
1.15 noro 2014:
1.1 noro 2015: obpe = nd_bpe;
1.11 noro 2016: oadv = nmv_adv;
1.5 noro 2017: if ( obpe < 4 )
2018: nd_bpe = 4;
2019: else if ( obpe < 6 )
2020: nd_bpe = 6;
2021: else if ( obpe < 8 )
2022: nd_bpe = 8;
2023: else if ( obpe < 16 )
2024: nd_bpe = 16;
2025: else if ( obpe < 32 )
2026: nd_bpe = 32;
2027: else
2028: error("nd_reconstruct : exponent too large");
2029:
1.1 noro 2030: nd_setup_parameters();
2031: prev_nm_free_list = _nm_free_list;
2032: prev_ndp_free_list = _ndp_free_list;
2033: _nm_free_list = 0;
2034: _ndp_free_list = 0;
1.20 ! noro 2035: if ( mod != 0 )
! 2036: for ( i = nd_psn-1; i >= 0; i-- )
! 2037: ndv_realloc(nd_ps[i],obpe,oadv);
! 2038: if ( !mod || trace )
! 2039: for ( i = nd_psn-1; i >= 0; i-- )
! 2040: ndv_realloc(nd_psq[i],obpe,oadv);
1.1 noro 2041: s0 = 0;
2042: for ( t = d; t; t = NEXT(t) ) {
2043: NEXTND_pairs(s0,s);
2044: s->i1 = t->i1;
2045: s->i2 = t->i2;
1.14 noro 2046: TD(s) = TD(t);
2047: SG(s) = SG(t);
1.1 noro 2048: ndl_dup(obpe,t->lcm,s->lcm);
2049: }
1.6 noro 2050: for ( i = 0; i < REDTAB_LEN; i++ ) {
1.13 noro 2051: for ( mr0 = 0, r = nd_red[i]; r; r = NEXT(r) ) {
1.16 noro 2052: NEXTRHist(mr0,mr);
1.13 noro 2053: mr->index = r->index;
1.20 ! noro 2054: SG(mr) = SG(r);
1.14 noro 2055: TD(mr) = TD(r);
2056: ndl_dup(obpe,DL(r),DL(mr));
1.6 noro 2057: }
2058: if ( mr0 ) NEXT(mr) = 0;
2059: nd_red[i] = mr0;
2060: }
1.11 noro 2061: for ( i = 0; i < nd_psn; i++ ) {
1.20 ! noro 2062: NEWRHist(r); SG(r) = SG(nd_psh[i]);
! 2063: TD(r) = TD(nd_psh[i]); ndl_dup(obpe,DL(nd_psh[i]),DL(r));
1.13 noro 2064: nd_psh[i] = r;
1.11 noro 2065: }
1.1 noro 2066: if ( s0 ) NEXT(s) = 0;
2067: prev_nm_free_list = 0;
2068: prev_ndp_free_list = 0;
1.3 noro 2069: BDY(ndv_red) = (NMV)REALLOC(BDY(ndv_red),nmv_len*nmv_adv);
1.1 noro 2070: GC_gcollect();
2071: return s0;
2072: }
2073:
2074: void ndl_dup(int obpe,unsigned int *d,unsigned int *r)
2075: {
2076: int n,i,ei,oepw,cepw,cbpe;
2077:
2078: n = nd_nvar;
2079: oepw = (sizeof(unsigned int)*8)/obpe;
2080: cepw = nd_epw;
2081: cbpe = nd_bpe;
1.15 noro 2082: for ( i = 0; i < nd_wpd; i++ )
2083: r[i] = 0;
1.1 noro 2084: if ( is_rlex )
2085: for ( i = 0; i < n; i++ ) {
2086: ei = (d[(n-1-i)/oepw]>>((oepw-((n-1-i)%oepw)-1)*obpe))
2087: &((1<<obpe)-1);
2088: r[(n-1-i)/cepw] |= (ei<<((cepw-((n-1-i)%cepw)-1)*cbpe));
2089: }
2090: else
2091: for ( i = 0; i < n; i++ ) {
2092: ei = (d[i/oepw]>>((oepw-(i%oepw)-1)*obpe))
2093: &((1<<obpe)-1);
2094: r[i/cepw] |= (ei<<((cepw-(i%cepw)-1)*cbpe));
2095: }
2096: }
2097:
1.11 noro 2098: void nd_realloc(ND p,int obpe)
1.1 noro 2099: {
2100: NM m,mr,mr0;
2101:
1.11 noro 2102: if ( p ) {
2103: m = BDY(p);
1.1 noro 2104: for ( mr0 = 0; m; m = NEXT(m) ) {
2105: NEXTNM(mr0,mr);
1.14 noro 2106: CM(mr) = CM(m);
2107: TD(mr) = TD(m);
2108: ndl_dup(obpe,DL(m),DL(mr));
1.1 noro 2109: }
2110: NEXT(mr) = 0;
1.11 noro 2111: BDY(p) = mr0;
1.1 noro 2112: }
2113: }
1.3 noro 2114:
1.6 noro 2115: ND nd_copy(ND p)
2116: {
2117: NM m,mr,mr0;
2118: int c,n,s;
2119: ND r;
2120:
2121: if ( !p )
2122: return 0;
2123: else {
2124: s = sizeof(struct oNM)+(nd_wpd-1)*sizeof(unsigned int);
2125: for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) {
2126: NEXTNM(mr0,mr);
1.14 noro 2127: CM(mr) = CM(m);
2128: TD(mr) = TD(m);
2129: ndl_copy(DL(m),DL(mr));
1.6 noro 2130: }
2131: NEXT(mr) = 0;
2132: MKND(NV(p),mr0,r);
1.14 noro 2133: SG(r) = SG(p);
1.6 noro 2134: return r;
2135: }
2136: }
2137:
1.16 noro 2138: int nd_sp(int mod,ND_pairs p,ND *rp)
1.11 noro 2139: {
2140: NM m;
2141: NDV p1,p2;
2142: ND t1,t2;
2143: unsigned int *lcm;
2144: int td;
2145:
1.20 ! noro 2146: if ( mod ) {
! 2147: p1 = nd_ps[p->i1]; p2 = nd_ps[p->i2];
! 2148: } else {
! 2149: p1 = nd_psq[p->i1]; p2 = nd_psq[p->i2];
! 2150: }
1.11 noro 2151: lcm = p->lcm;
1.14 noro 2152: td = TD(p);
1.11 noro 2153: NEWNM(m);
1.20 ! noro 2154: CQ(m) = HCQ(p2);
1.16 noro 2155: TD(m) = td-HTD(p1); ndl_sub(lcm,HDL(p1),DL(m));
1.14 noro 2156: if ( ndl_check_bound2(p->i1,DL(m)) )
1.11 noro 2157: return 0;
1.16 noro 2158: t1 = ndv_mul_nm_create(mod,p1,m);
2159: if ( mod )
2160: CM(m) = mod-HCM(p1);
2161: else
2162: chsgnq(HCQ(p1),&CQ(m));
2163: TD(m) = td-HTD(p2); ndl_sub(lcm,HDL(p2),DL(m));
1.14 noro 2164: if ( ndl_check_bound2(p->i2,DL(m)) ) {
1.11 noro 2165: nd_free(t1);
2166: return 0;
2167: }
1.16 noro 2168: ndv_mul_nm(mod,p2,m,ndv_red);
1.11 noro 2169: FREENM(m);
1.20 ! noro 2170: *rp = ndv_add(mod,t1,ndv_red);
1.11 noro 2171: return 1;
2172: }
2173:
1.19 noro 2174: void ndv_mul_c(int mod,NDV p,int mul)
1.11 noro 2175: {
2176: NMV m;
2177: int c,c1,len,i;
2178:
2179: if ( !p )
2180: return;
1.14 noro 2181: len = LEN(p);
1.11 noro 2182: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
1.14 noro 2183: c1 = CM(m);
1.19 noro 2184: DMAR(c1,mul,0,mod,c);
1.14 noro 2185: CM(m) = c;
1.11 noro 2186: }
2187: }
2188:
1.16 noro 2189: void ndv_mul_c_q(NDV p,Q mul)
2190: {
2191: NMV m;
2192: Q c;
2193: int len,i;
2194:
2195: if ( !p )
2196: return;
2197: len = LEN(p);
2198: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
2199: mulq(CQ(m),mul,&c); CQ(m) = c;
2200: }
2201: }
2202:
2203: void ndv_mul_nm(int mod,NDV p,NM m0,NDV r)
1.4 noro 2204: {
2205: NMV m,mr,mr0;
2206: unsigned int *d,*dt,*dm;
2207: int c,n,td,i,c1,c2,len;
1.16 noro 2208: Q q;
1.4 noro 2209:
2210: if ( !p )
2211: /* XXX */
1.14 noro 2212: LEN(r) = 0;
1.4 noro 2213: else {
1.14 noro 2214: n = NV(p); m = BDY(p); len = LEN(p);
1.16 noro 2215: d = DL(m0); td = TD(m0);
1.4 noro 2216: mr = BDY(r);
1.16 noro 2217: if ( mod ) {
2218: c = CM(m0);
2219: for ( ; len > 0; len--, NMV_ADV(m), NMV_ADV(mr) ) {
1.19 noro 2220: c1 = CM(m); DMAR(c1,c,0,mod,c2); CM(mr) = c2;
1.16 noro 2221: TD(mr) = TD(m)+td; ndl_add(DL(m),d,DL(mr));
2222: }
2223: } else {
2224: q = CQ(m0);
2225: for ( ; len > 0; len--, NMV_ADV(m), NMV_ADV(mr) ) {
2226: mulq(CQ(m),q,&CQ(mr));
2227: TD(mr) = TD(m)+td; ndl_add(DL(m),d,DL(mr));
2228: }
1.9 noro 2229: }
2230: NV(r) = NV(p);
1.14 noro 2231: LEN(r) = LEN(p);
2232: SG(r) = SG(p) + td;
1.9 noro 2233: }
2234: }
2235:
1.16 noro 2236: ND ndv_mul_nm_create(int mod,NDV p,NM m0)
1.9 noro 2237: {
2238: NM mr,mr0;
2239: NMV m;
2240: unsigned int *d,*dt,*dm;
2241: int c,n,td,i,c1,c2,len;
1.16 noro 2242: Q q;
1.9 noro 2243: ND r;
2244:
2245: if ( !p )
2246: return 0;
2247: else {
2248: n = NV(p); m = BDY(p);
1.16 noro 2249: d = DL(m0); td = TD(m0);
1.14 noro 2250: len = LEN(p);
1.9 noro 2251: mr0 = 0;
1.16 noro 2252: if ( mod ) {
2253: c = CM(m0);
2254: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
2255: NEXTNM(mr0,mr);
2256: c1 = CM(m);
1.19 noro 2257: DMAR(c1,c,0,mod,c2);
1.16 noro 2258: CM(mr) = c2;
2259: TD(mr) = TD(m)+td;
2260: ndl_add(DL(m),d,DL(mr));
2261: }
2262: } else {
2263: q = CQ(m0);
2264: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
2265: NEXTNM(mr0,mr);
2266: mulq(CQ(m),q,&CQ(mr));
2267: TD(mr) = TD(m)+td;
2268: ndl_add(DL(m),d,DL(mr));
2269: }
1.4 noro 2270: }
1.9 noro 2271: NEXT(mr) = 0;
2272: MKND(NV(p),mr0,r);
1.14 noro 2273: SG(r) = SG(p) + td;
1.9 noro 2274: return r;
1.4 noro 2275: }
2276: }
2277:
1.19 noro 2278: ND ndv_add(int mod,ND p1,NDV p2)
1.4 noro 2279: {
1.9 noro 2280: register NM prev,cur,new;
1.4 noro 2281: int c,c1,c2,t,td,td2,mul,len,i;
1.9 noro 2282: NM head;
1.4 noro 2283: unsigned int *d;
2284: NMV m2;
1.16 noro 2285: Q q;
1.4 noro 2286:
2287: if ( !p1 )
2288: return 0;
1.20 ! noro 2289: else if ( !mod )
! 2290: return ndv_add_q(p1,p2);
1.4 noro 2291: else {
2292: prev = 0; head = cur = BDY(p1);
1.14 noro 2293: NEWNM(new); len = LEN(p2);
1.9 noro 2294: for ( m2 = BDY(p2), i = 0; cur && i < len; ) {
1.14 noro 2295: td2 = TD(new) = TD(m2);
2296: if ( TD(cur) > td2 ) {
1.13 noro 2297: prev = cur; cur = NEXT(cur);
2298: continue;
1.14 noro 2299: } else if ( TD(cur) < td2 ) c = -1;
1.13 noro 2300: else if ( nd_wpd == 1 ) {
1.14 noro 2301: if ( DL(cur)[0] > DL(m2)[0] ) c = is_rlex ? -1 : 1;
2302: else if ( DL(cur)[0] < DL(m2)[0] ) c = is_rlex ? 1 : -1;
1.13 noro 2303: else c = 0;
2304: }
1.14 noro 2305: else c = ndl_compare(DL(cur),DL(m2));
1.4 noro 2306: switch ( c ) {
2307: case 0:
1.19 noro 2308: t = CM(m2)+CM(cur)-mod;
2309: if ( t < 0 ) t += mod;
1.14 noro 2310: if ( t ) CM(cur) = t;
1.4 noro 2311: else if ( !prev ) {
1.9 noro 2312: head = NEXT(cur); FREENM(cur); cur = head;
1.4 noro 2313: } else {
1.9 noro 2314: NEXT(prev) = NEXT(cur); FREENM(cur); cur = NEXT(prev);
1.4 noro 2315: }
2316: NMV_ADV(m2); i++;
2317: break;
2318: case 1:
1.9 noro 2319: prev = cur; cur = NEXT(cur);
1.4 noro 2320: break;
2321: case -1:
1.14 noro 2322: ndl_copy(DL(m2),DL(new));
1.16 noro 2323: CQ(new) = CQ(m2);
2324: if ( !prev ) {
2325: /* cur = head */
2326: prev = new; NEXT(prev) = head; head = prev;
2327: } else {
2328: NEXT(prev) = new; NEXT(new) = cur; prev = new;
2329: }
2330: NEWNM(new); NMV_ADV(m2); i++;
2331: break;
2332: }
2333: }
2334: for ( ; i < len; i++, NMV_ADV(m2) ) {
2335: td2 = TD(new) = TD(m2); CQ(new) = CQ(m2); ndl_copy(DL(m2),DL(new));
2336: if ( !prev ) {
2337: prev = new; NEXT(prev) = 0; head = prev;
2338: } else {
2339: NEXT(prev) = new; NEXT(new) = 0; prev = new;
2340: }
2341: NEWNM(new);
2342: }
2343: FREENM(new);
2344: if ( head ) {
2345: BDY(p1) = head; SG(p1) = MAX(SG(p1),SG(p2));
2346: return p1;
2347: } else {
2348: FREEND(p1);
2349: return 0;
2350: }
2351:
2352: }
2353: }
2354:
2355: ND ndv_add_q(ND p1,NDV p2)
2356: {
2357: register NM prev,cur,new;
2358: int c,c1,c2,t,td,td2,mul,len,i;
2359: NM head;
2360: unsigned int *d;
2361: NMV m2;
2362: Q q;
2363:
2364: if ( !p1 )
2365: return 0;
2366: else {
2367: prev = 0; head = cur = BDY(p1);
2368: NEWNM(new); len = LEN(p2);
2369: for ( m2 = BDY(p2), i = 0; cur && i < len; ) {
2370: td2 = TD(new) = TD(m2);
2371: if ( TD(cur) > td2 ) {
2372: prev = cur; cur = NEXT(cur);
2373: continue;
2374: } else if ( TD(cur) < td2 ) c = -1;
2375: else if ( nd_wpd == 1 ) {
2376: if ( DL(cur)[0] > DL(m2)[0] ) c = is_rlex ? -1 : 1;
2377: else if ( DL(cur)[0] < DL(m2)[0] ) c = is_rlex ? 1 : -1;
2378: else c = 0;
2379: }
2380: else c = ndl_compare(DL(cur),DL(m2));
2381: switch ( c ) {
2382: case 0:
2383: addq(CQ(cur),CQ(m2),&q);
2384: if ( q )
2385: CQ(cur) = q;
2386: else if ( !prev ) {
2387: head = NEXT(cur); FREENM(cur); cur = head;
2388: } else {
2389: NEXT(prev) = NEXT(cur); FREENM(cur); cur = NEXT(prev);
2390: }
2391: NMV_ADV(m2); i++;
2392: break;
2393: case 1:
2394: prev = cur; cur = NEXT(cur);
2395: break;
2396: case -1:
2397: ndl_copy(DL(m2),DL(new));
2398: CQ(new) = CQ(m2);
1.4 noro 2399: if ( !prev ) {
2400: /* cur = head */
1.9 noro 2401: prev = new; NEXT(prev) = head; head = prev;
1.4 noro 2402: } else {
1.9 noro 2403: NEXT(prev) = new; NEXT(new) = cur; prev = new;
1.4 noro 2404: }
1.9 noro 2405: NEWNM(new); NMV_ADV(m2); i++;
1.4 noro 2406: break;
2407: }
2408: }
1.9 noro 2409: for ( ; i < len; i++, NMV_ADV(m2) ) {
1.16 noro 2410: td2 = TD(new) = TD(m2); CQ(new) = CQ(m2); ndl_copy(DL(m2),DL(new));
1.9 noro 2411: if ( !prev ) {
2412: prev = new; NEXT(prev) = 0; head = prev;
2413: } else {
2414: NEXT(prev) = new; NEXT(new) = 0; prev = new;
2415: }
2416: NEWNM(new);
2417: }
1.4 noro 2418: FREENM(new);
2419: if ( head ) {
1.14 noro 2420: BDY(p1) = head; SG(p1) = MAX(SG(p1),SG(p2));
1.4 noro 2421: return p1;
2422: } else {
2423: FREEND(p1);
2424: return 0;
2425: }
2426:
2427: }
2428: }
2429:
1.11 noro 2430: void ndv_realloc(NDV p,int obpe,int oadv)
2431: {
1.13 noro 2432: NMV m,mr,mr0,t;
2433: int len,i,k;
1.11 noro 2434:
1.13 noro 2435: #define NMV_OPREV(m) (m = (NMV)(((char *)m)-oadv))
2436: #define NMV_PREV(m) (m = (NMV)(((char *)m)-nmv_adv))
1.11 noro 2437:
2438: if ( p ) {
1.14 noro 2439: m = BDY(p); len = LEN(p);
1.15 noro 2440: if ( nmv_adv > oadv )
2441: mr0 = (NMV)REALLOC(BDY(p),len*nmv_adv);
2442: else
2443: mr0 = BDY(p);
1.13 noro 2444: m = (NMV)((char *)mr0+(len-1)*oadv);
2445: mr = (NMV)((char *)mr0+(len-1)*nmv_adv);
2446: t = (NMV)ALLOCA(nmv_adv);
2447: for ( i = 0; i < len; i++, NMV_OPREV(m), NMV_PREV(mr) ) {
1.16 noro 2448: CQ(t) = CQ(m);
1.14 noro 2449: TD(t) = TD(m);
2450: for ( k = 0; k < nd_wpd; k++ ) DL(t)[k] = 0;
2451: ndl_dup(obpe,DL(m),DL(t));
1.16 noro 2452: CQ(mr) = CQ(t);
1.14 noro 2453: TD(mr) = TD(t);
2454: ndl_copy(DL(t),DL(mr));
1.11 noro 2455: }
2456: BDY(p) = mr0;
2457: }
2458: }
2459:
1.16 noro 2460: NDV ndtondv(int mod,ND p)
1.3 noro 2461: {
2462: NDV d;
2463: NMV m,m0;
2464: NM t;
2465: int i,len;
2466:
2467: if ( !p )
2468: return 0;
2469: len = nd_length(p);
1.16 noro 2470: if ( mod )
2471: m0 = m = (NMV)MALLOC_ATOMIC(len*nmv_adv);
2472: else
2473: m0 = m = (NMV)MALLOC(len*nmv_adv);
1.3 noro 2474: for ( t = BDY(p), i = 0; t; t = NEXT(t), i++, NMV_ADV(m) ) {
1.14 noro 2475: TD(m) = TD(t);
2476: ndl_copy(DL(t),DL(m));
1.16 noro 2477: CQ(m) = CQ(t);
1.3 noro 2478: }
2479: MKNDV(NV(p),m0,len,d);
1.14 noro 2480: SG(d) = SG(p);
1.3 noro 2481: return d;
2482: }
2483:
1.16 noro 2484: NDV dptondv(int mod,DP p)
1.11 noro 2485: {
2486: NDV d;
2487: NMV m0,m;
2488: MP t;
1.20 ! noro 2489: DP q;
1.11 noro 2490: int l,i,n;
2491:
2492: if ( !p )
2493: return 0;
2494: for ( t = BDY(p), l = 0; t; t = NEXT(t), l++ );
1.20 ! noro 2495: if ( mod ) {
! 2496: _dp_mod(p,mod,0,&q); p = q;
1.16 noro 2497: m0 = m = (NMV)MALLOC_ATOMIC(l*nmv_adv);
1.20 ! noro 2498: } else
1.16 noro 2499: m0 = m = (NMV)MALLOC(l*nmv_adv);
1.11 noro 2500: n = NV(p);
1.17 noro 2501: for ( t = BDY(p), i = 0; i < l; i++, t = NEXT(t), NMV_ADV(m) ) {
2502: if ( mod )
1.16 noro 2503: CM(m) = ITOS(C(t));
1.17 noro 2504: else
1.16 noro 2505: CQ(m) = (Q)C(t);
1.17 noro 2506: TD(m) = TD(DL(t));
2507: dltondl(n,DL(t),DL(m));
1.11 noro 2508: }
2509: MKNDV(n,m0,l,d);
1.14 noro 2510: SG(d) = SG(p);
1.11 noro 2511: return d;
2512: }
2513:
1.16 noro 2514: DP ndvtodp(int mod,NDV p)
1.11 noro 2515: {
2516: DP d;
2517: MP m0,m;
2518: NMV t;
2519: int len,i,n;
2520:
2521: if ( !p )
2522: return 0;
2523: m0 = 0;
1.14 noro 2524: len = LEN(p);
1.11 noro 2525: n = NV(p);
1.17 noro 2526: for ( t = BDY(p), i = 0; i < len; i++, NMV_ADV(t) ) {
2527: NEXTMP(m0,m);
2528: if ( mod )
1.16 noro 2529: C(m) = STOI(CM(t));
1.17 noro 2530: else
1.16 noro 2531: C(m) = (P)CQ(t);
1.17 noro 2532: DL(m) = ndltodl(n,TD(t),DL(t));
1.11 noro 2533: }
2534: NEXT(m) = 0;
2535: MKDP(NV(p),m0,d);
1.14 noro 2536: SG(d) = SG(p);
1.11 noro 2537: return d;
2538: }
2539:
1.3 noro 2540: void ndv_print(NDV p)
2541: {
2542: NMV m;
2543: int i,len;
2544:
2545: if ( !p )
2546: printf("0\n");
2547: else {
1.14 noro 2548: len = LEN(p);
1.3 noro 2549: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
1.14 noro 2550: printf("+%d*",CM(m));
1.16 noro 2551: ndl_print(DL(m));
2552: }
2553: printf("\n");
2554: }
2555: }
2556:
2557: void ndv_print_q(NDV p)
2558: {
2559: NMV m;
2560: int i,len;
2561:
2562: if ( !p )
2563: printf("0\n");
2564: else {
2565: len = LEN(p);
2566: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
2567: printf("+");
2568: printexpr(CO,CQ(m));
2569: printf("*");
1.14 noro 2570: ndl_print(DL(m));
1.3 noro 2571: }
2572: printf("\n");
2573: }
1.11 noro 2574: }
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