Annotation of OpenXM_contrib2/asir2000/engine/nd.c, Revision 1.174
1.174 ! noro 1: /* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.173 2009/02/15 09:22:07 noro Exp $ */
1.2 noro 2:
1.94 noro 3: #include "nd.h"
1.63 noro 4:
1.131 noro 5: int diag_period = 6;
1.61 noro 6: int (*ndl_compare_function)(UINT *a1,UINT *a2);
1.94 noro 7: int nd_dcomp;
8: NM _nm_free_list;
9: ND _nd_free_list;
10: ND_pairs _ndp_free_list;
1.150 noro 11: NODE nd_hcf;
1.32 noro 12:
1.146 noro 13: static NODE nd_subst;
14: static VL nd_vc;
1.121 noro 15: static int nd_ntrans;
1.117 noro 16: static int nd_nalg;
1.103 noro 17: #if 0
1.74 noro 18: static int ndv_alloc;
1.103 noro 19: #endif
1.87 noro 20: #if 1
1.69 noro 21: static int nd_f4_nsp=0x7fffffff;
1.87 noro 22: #else
23: static int nd_f4_nsp=50;
24: #endif
1.42 noro 25: static double nd_scale=2;
1.61 noro 26: static UINT **nd_bound;
1.42 noro 27: static struct order_spec *nd_ord;
28: static EPOS nd_epos;
1.43 noro 29: static BlockMask nd_blockmask;
1.42 noro 30: static int nd_nvar;
31: static int nd_isrlex;
32: static int nd_epw,nd_bpe,nd_wpd,nd_exporigin;
1.61 noro 33: static UINT nd_mask[32];
34: static UINT nd_mask0,nd_mask1;
1.42 noro 35:
1.20 noro 36: static NDV *nd_ps;
1.53 noro 37: static NDV *nd_ps_trace;
1.42 noro 38: static RHist *nd_psh;
39: static int nd_psn,nd_pslen;
40: static RHist *nd_red;
1.96 noro 41: static int *nd_work_vector;
42: static int **nd_matrix;
43: static int nd_matrix_len;
1.97 noro 44: static struct weight_or_block *nd_worb;
45: static int nd_worb_len;
1.42 noro 46: static int nd_found,nd_create,nd_notfirst;
47: static int nmv_adv;
1.77 noro 48: static int nd_demand;
1.174 ! noro 49: static int nd_module,nd_ispot,nd_mpos,nd_pot_nelim;
1.167 noro 50: static NODE nd_tracelist;
51: static NODE nd_alltracelist;
1.173 noro 52: static int nd_gentrace,nd_gensyz,nd_nora;
1.1 noro 53:
1.119 noro 54: NumberField get_numberfield();
1.114 noro 55: UINT *nd_det_compute_bound(NDV **dm,int n,int j);
56: void nd_det_reconstruct(NDV **dm,int n,int j,NDV d);
1.152 ohara 57: void nd_heu_nezgcdnpz(VL vl,P *pl,int m,int full,P *pr);
1.118 noro 58: int nd_monic(int m,ND *p);
1.129 noro 59: NDV plain_vect_to_ndv_q(Q *mat,int col,UINT *s0vect);
1.157 noro 60: LIST ndvtopl(int mod,VL vl,VL dvl,NDV p,int rank);
61: NDV pltondv(VL vl,VL dvl,LIST p);
62: void pltozpl(LIST l,Q *cont,LIST *pp);
1.159 noro 63: void ndl_max(UINT *d1,unsigned *d2,UINT *d);
64: pointer GC_malloc_atomic_ignore_off_page(int);
1.167 noro 65: void nmtodp(int mod,NM m,DP *r);
66: NODE reverse_node(NODE n);
67: P ndc_div(int mod,union oNDC a,union oNDC b);
68: P ndctop(int mod,union oNDC c);
69: void finalize_tracelist(int i,P cont);
70: void conv_ilist(int demand,int trace,NODE g,int **indp);
1.172 noro 71: void parse_nd_option(NODE opt);
1.114 noro 72:
1.149 noro 73: extern int Denominator,DP_Multiple;
74:
1.1 noro 75: void nd_free_private_storage()
76: {
1.157 noro 77: _nm_free_list = 0;
78: _ndp_free_list = 0;
1.71 noro 79: #if 0
1.157 noro 80: GC_gcollect();
1.71 noro 81: #endif
1.1 noro 82: }
83:
84: void _NM_alloc()
85: {
1.157 noro 86: NM p;
87: int i;
1.1 noro 88:
1.157 noro 89: for ( i = 0; i < 1024; i++ ) {
90: p = (NM)GC_malloc(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
91: p->next = _nm_free_list; _nm_free_list = p;
92: }
1.1 noro 93: }
94:
95: void _ND_alloc()
96: {
1.157 noro 97: ND p;
98: int i;
1.1 noro 99:
1.157 noro 100: for ( i = 0; i < 1024; i++ ) {
101: p = (ND)GC_malloc(sizeof(struct oND));
102: p->body = (NM)_nd_free_list; _nd_free_list = p;
103: }
1.1 noro 104: }
105:
106: void _NDP_alloc()
107: {
1.157 noro 108: ND_pairs p;
109: int i;
1.1 noro 110:
1.157 noro 111: for ( i = 0; i < 1024; i++ ) {
112: p = (ND_pairs)GC_malloc(sizeof(struct oND_pairs)
113: +(nd_wpd-1)*sizeof(UINT));
114: p->next = _ndp_free_list; _ndp_free_list = p;
115: }
1.1 noro 116: }
117:
1.30 noro 118: INLINE int nd_length(ND p)
1.1 noro 119: {
1.157 noro 120: NM m;
121: int i;
1.1 noro 122:
1.157 noro 123: if ( !p )
124: return 0;
125: else {
126: for ( i = 0, m = BDY(p); m; m = NEXT(m), i++ );
127: return i;
128: }
1.1 noro 129: }
130:
1.61 noro 131: INLINE int ndl_reducible(UINT *d1,UINT *d2)
1.1 noro 132: {
1.157 noro 133: UINT u1,u2;
134: int i,j;
1.1 noro 135:
1.157 noro 136: if ( nd_module && (MPOS(d1) != MPOS(d2)) ) return 0;
137:
138: if ( TD(d1) < TD(d2) ) return 0;
1.65 noro 139: #if USE_UNROLL
1.157 noro 140: switch ( nd_bpe ) {
141: case 3:
142: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
143: u1 = d1[i]; u2 = d2[i];
144: if ( (u1&0x38000000) < (u2&0x38000000) ) return 0;
145: if ( (u1& 0x7000000) < (u2& 0x7000000) ) return 0;
146: if ( (u1& 0xe00000) < (u2& 0xe00000) ) return 0;
147: if ( (u1& 0x1c0000) < (u2& 0x1c0000) ) return 0;
148: if ( (u1& 0x38000) < (u2& 0x38000) ) return 0;
149: if ( (u1& 0x7000) < (u2& 0x7000) ) return 0;
150: if ( (u1& 0xe00) < (u2& 0xe00) ) return 0;
151: if ( (u1& 0x1c0) < (u2& 0x1c0) ) return 0;
152: if ( (u1& 0x38) < (u2& 0x38) ) return 0;
153: if ( (u1& 0x7) < (u2& 0x7) ) return 0;
154: }
155: return 1;
156: break;
157: case 4:
158: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
159: u1 = d1[i]; u2 = d2[i];
160: if ( (u1&0xf0000000) < (u2&0xf0000000) ) return 0;
161: if ( (u1& 0xf000000) < (u2& 0xf000000) ) return 0;
162: if ( (u1& 0xf00000) < (u2& 0xf00000) ) return 0;
163: if ( (u1& 0xf0000) < (u2& 0xf0000) ) return 0;
164: if ( (u1& 0xf000) < (u2& 0xf000) ) return 0;
165: if ( (u1& 0xf00) < (u2& 0xf00) ) return 0;
166: if ( (u1& 0xf0) < (u2& 0xf0) ) return 0;
167: if ( (u1& 0xf) < (u2& 0xf) ) return 0;
168: }
169: return 1;
170: break;
171: case 6:
172: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
173: u1 = d1[i]; u2 = d2[i];
174: if ( (u1&0x3f000000) < (u2&0x3f000000) ) return 0;
175: if ( (u1& 0xfc0000) < (u2& 0xfc0000) ) return 0;
176: if ( (u1& 0x3f000) < (u2& 0x3f000) ) return 0;
177: if ( (u1& 0xfc0) < (u2& 0xfc0) ) return 0;
178: if ( (u1& 0x3f) < (u2& 0x3f) ) return 0;
179: }
180: return 1;
181: break;
182: case 8:
183: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
184: u1 = d1[i]; u2 = d2[i];
185: if ( (u1&0xff000000) < (u2&0xff000000) ) return 0;
186: if ( (u1& 0xff0000) < (u2& 0xff0000) ) return 0;
187: if ( (u1& 0xff00) < (u2& 0xff00) ) return 0;
188: if ( (u1& 0xff) < (u2& 0xff) ) return 0;
189: }
190: return 1;
191: break;
192: case 16:
193: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
194: u1 = d1[i]; u2 = d2[i];
195: if ( (u1&0xffff0000) < (u2&0xffff0000) ) return 0;
196: if ( (u1& 0xffff) < (u2& 0xffff) ) return 0;
197: }
198: return 1;
199: break;
200: case 32:
201: for ( i = nd_exporigin; i < nd_wpd; i++ )
202: if ( d1[i] < d2[i] ) return 0;
203: return 1;
204: break;
205: default:
206: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
207: u1 = d1[i]; u2 = d2[i];
208: for ( j = 0; j < nd_epw; j++ )
209: if ( (u1&nd_mask[j]) < (u2&nd_mask[j]) ) return 0;
210: }
211: return 1;
212: }
1.65 noro 213: #else
1.157 noro 214: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
215: u1 = d1[i]; u2 = d2[i];
216: for ( j = 0; j < nd_epw; j++ )
217: if ( (u1&nd_mask[j]) < (u2&nd_mask[j]) ) return 0;
218: }
219: return 1;
1.65 noro 220: #endif
1.1 noro 221: }
222:
1.61 noro 223: /*
224: * If the current order is a block order,
225: * then the last block is length 1 and contains
226: * the homo variable. Otherwise, the original
227: * order is either 0 or 2.
228: */
229:
1.164 noro 230: void ndl_homogenize(UINT *d,UINT *r,int obpe,EPOS oepos,int ompos,int weight)
1.23 noro 231: {
1.157 noro 232: int w,i,e,n,omask0;
1.61 noro 233:
1.157 noro 234: omask0 = obpe==32?0xffffffff:((1<<obpe)-1);
235: n = nd_nvar-1;
236: ndl_zero(r);
237: for ( i = 0; i < n; i++ ) {
238: e = GET_EXP_OLD(d,i);
239: PUT_EXP(r,i,e);
240: }
241: w = TD(d);
242: PUT_EXP(r,nd_nvar-1,weight-w);
1.164 noro 243: if ( nd_module ) MPOS(r) = d[ompos];
1.157 noro 244: TD(r) = weight;
245: if ( nd_blockmask ) ndl_weight_mask(r);
1.61 noro 246: }
247:
248: void ndl_dehomogenize(UINT *d)
249: {
1.157 noro 250: UINT mask;
251: UINT h;
252: int i,bits;
253:
254: if ( nd_blockmask ) {
255: h = GET_EXP(d,nd_nvar-1);
256: XOR_EXP(d,nd_nvar-1,h);
257: TD(d) -= h;
258: ndl_weight_mask(d);
259: } else {
260: if ( nd_isrlex ) {
261: if ( nd_bpe == 32 ) {
262: h = d[nd_exporigin];
263: for ( i = nd_exporigin+1; i < nd_wpd; i++ )
264: d[i-1] = d[i];
265: d[i-1] = 0;
266: TD(d) -= h;
267: } else {
268: bits = nd_epw*nd_bpe;
269: mask = bits==32?0xffffffff:((1<<(nd_epw*nd_bpe))-1);
270: h = (d[nd_exporigin]>>((nd_epw-1)*nd_bpe))&nd_mask0;
271: for ( i = nd_exporigin; i < nd_wpd; i++ )
272: d[i] = ((d[i]<<nd_bpe)&mask)
273: |(i+1<nd_wpd?((d[i+1]>>((nd_epw-1)*nd_bpe))&nd_mask0):0);
274: TD(d) -= h;
275: }
276: } else {
277: h = GET_EXP(d,nd_nvar-1);
278: XOR_EXP(d,nd_nvar-1,h);
279: TD(d) -= h;
280: }
281: }
1.23 noro 282: }
283:
1.61 noro 284: void ndl_lcm(UINT *d1,unsigned *d2,UINT *d)
1.1 noro 285: {
1.157 noro 286: UINT t1,t2,u,u1,u2;
287: int i,j,l;
288:
289: if ( nd_module && (MPOS(d1) != MPOS(d2)) )
290: error("ndl_lcm : inconsistent monomials");
291: #if USE_UNROLL
292: switch ( nd_bpe ) {
293: case 3:
294: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
295: u1 = d1[i]; u2 = d2[i];
296: t1 = (u1&0x38000000); t2 = (u2&0x38000000); u = t1>t2?t1:t2;
297: t1 = (u1& 0x7000000); t2 = (u2& 0x7000000); u |= t1>t2?t1:t2;
298: t1 = (u1& 0xe00000); t2 = (u2& 0xe00000); u |= t1>t2?t1:t2;
299: t1 = (u1& 0x1c0000); t2 = (u2& 0x1c0000); u |= t1>t2?t1:t2;
300: t1 = (u1& 0x38000); t2 = (u2& 0x38000); u |= t1>t2?t1:t2;
301: t1 = (u1& 0x7000); t2 = (u2& 0x7000); u |= t1>t2?t1:t2;
302: t1 = (u1& 0xe00); t2 = (u2& 0xe00); u |= t1>t2?t1:t2;
303: t1 = (u1& 0x1c0); t2 = (u2& 0x1c0); u |= t1>t2?t1:t2;
304: t1 = (u1& 0x38); t2 = (u2& 0x38); u |= t1>t2?t1:t2;
305: t1 = (u1& 0x7); t2 = (u2& 0x7); u |= t1>t2?t1:t2;
306: d[i] = u;
307: }
308: break;
309: case 4:
310: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
311: u1 = d1[i]; u2 = d2[i];
312: t1 = (u1&0xf0000000); t2 = (u2&0xf0000000); u = t1>t2?t1:t2;
313: t1 = (u1& 0xf000000); t2 = (u2& 0xf000000); u |= t1>t2?t1:t2;
314: t1 = (u1& 0xf00000); t2 = (u2& 0xf00000); u |= t1>t2?t1:t2;
315: t1 = (u1& 0xf0000); t2 = (u2& 0xf0000); u |= t1>t2?t1:t2;
316: t1 = (u1& 0xf000); t2 = (u2& 0xf000); u |= t1>t2?t1:t2;
317: t1 = (u1& 0xf00); t2 = (u2& 0xf00); u |= t1>t2?t1:t2;
318: t1 = (u1& 0xf0); t2 = (u2& 0xf0); u |= t1>t2?t1:t2;
319: t1 = (u1& 0xf); t2 = (u2& 0xf); u |= t1>t2?t1:t2;
320: d[i] = u;
321: }
322: break;
323: case 6:
324: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
325: u1 = d1[i]; u2 = d2[i];
326: t1 = (u1&0x3f000000); t2 = (u2&0x3f000000); u = t1>t2?t1:t2;
327: t1 = (u1& 0xfc0000); t2 = (u2& 0xfc0000); u |= t1>t2?t1:t2;
328: t1 = (u1& 0x3f000); t2 = (u2& 0x3f000); u |= t1>t2?t1:t2;
329: t1 = (u1& 0xfc0); t2 = (u2& 0xfc0); u |= t1>t2?t1:t2;
330: t1 = (u1& 0x3f); t2 = (u2& 0x3f); u |= t1>t2?t1:t2;
331: d[i] = u;
332: }
333: break;
334: case 8:
335: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
336: u1 = d1[i]; u2 = d2[i];
337: t1 = (u1&0xff000000); t2 = (u2&0xff000000); u = t1>t2?t1:t2;
338: t1 = (u1& 0xff0000); t2 = (u2& 0xff0000); u |= t1>t2?t1:t2;
339: t1 = (u1& 0xff00); t2 = (u2& 0xff00); u |= t1>t2?t1:t2;
340: t1 = (u1& 0xff); t2 = (u2& 0xff); u |= t1>t2?t1:t2;
341: d[i] = u;
342: }
343: break;
344: case 16:
345: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
346: u1 = d1[i]; u2 = d2[i];
347: t1 = (u1&0xffff0000); t2 = (u2&0xffff0000); u = t1>t2?t1:t2;
348: t1 = (u1& 0xffff); t2 = (u2& 0xffff); u |= t1>t2?t1:t2;
349: d[i] = u;
350: }
351: break;
352: case 32:
353: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
354: u1 = d1[i]; u2 = d2[i];
355: d[i] = u1>u2?u1:u2;
356: }
357: break;
358: default:
359: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
360: u1 = d1[i]; u2 = d2[i];
361: for ( j = 0, u = 0; j < nd_epw; j++ ) {
362: t1 = (u1&nd_mask[j]); t2 = (u2&nd_mask[j]); u |= t1>t2?t1:t2;
363: }
364: d[i] = u;
365: }
366: break;
367: }
368: #else
369: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
370: u1 = d1[i]; u2 = d2[i];
371: for ( j = 0, u = 0; j < nd_epw; j++ ) {
372: t1 = (u1&nd_mask[j]); t2 = (u2&nd_mask[j]); u |= t1>t2?t1:t2;
373: }
374: d[i] = u;
375: }
376: #endif
1.163 noro 377: if ( nd_module ) MPOS(d) = MPOS(d1);
1.157 noro 378: TD(d) = ndl_weight(d);
379: if ( nd_blockmask ) ndl_weight_mask(d);
380: }
381:
1.159 noro 382: void ndl_max(UINT *d1,unsigned *d2,UINT *d)
1.157 noro 383: {
384: UINT t1,t2,u,u1,u2;
385: int i,j,l;
1.1 noro 386:
1.157 noro 387: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
388: u1 = d1[i]; u2 = d2[i];
389: for ( j = 0, u = 0; j < nd_epw; j++ ) {
390: t1 = (u1&nd_mask[j]); t2 = (u2&nd_mask[j]); u |= t1>t2?t1:t2;
391: }
392: d[i] = u;
393: }
1.57 noro 394: }
395:
1.61 noro 396: int ndl_weight(UINT *d)
1.1 noro 397: {
1.157 noro 398: UINT t,u;
399: int i,j;
1.1 noro 400:
1.157 noro 401: if ( current_dl_weight_vector )
402: for ( i = 0, t = 0; i < nd_nvar; i++ ) {
403: u = GET_EXP(d,i);
404: t += MUL_WEIGHT(u,i);
405: }
406: else
407: for ( t = 0, i = nd_exporigin; i < nd_wpd; i++ ) {
408: u = d[i];
409: for ( j = 0; j < nd_epw; j++, u>>=nd_bpe )
410: t += (u&nd_mask0);
411: }
1.167 noro 412: if ( nd_module && current_module_weight_vector && MPOS(d) )
413: t += current_module_weight_vector[MPOS(d)];
1.157 noro 414: return t;
1.1 noro 415: }
416:
1.61 noro 417: void ndl_weight_mask(UINT *d)
1.43 noro 418: {
1.157 noro 419: UINT t,u;
420: UINT *mask;
421: int i,j,k,l;
422:
423: l = nd_blockmask->n;
424: for ( k = 0; k < l; k++ ) {
425: mask = nd_blockmask->mask[k];
426: if ( current_dl_weight_vector )
427: for ( i = 0, t = 0; i < nd_nvar; i++ ) {
428: u = GET_EXP_MASK(d,i,mask);
429: t += MUL_WEIGHT(u,i);
430: }
431: else
432: for ( t = 0, i = nd_exporigin; i < nd_wpd; i++ ) {
433: u = d[i]&mask[i];
434: for ( j = 0; j < nd_epw; j++, u>>=nd_bpe )
435: t += (u&nd_mask0);
436: }
437: d[k+1] = t;
438: }
1.43 noro 439: }
440:
1.61 noro 441: int ndl_lex_compare(UINT *d1,UINT *d2)
1.1 noro 442: {
1.157 noro 443: int i;
1.1 noro 444:
1.157 noro 445: d1 += nd_exporigin;
446: d2 += nd_exporigin;
447: for ( i = nd_exporigin; i < nd_wpd; i++, d1++, d2++ )
448: if ( *d1 > *d2 )
449: return nd_isrlex ? -1 : 1;
450: else if ( *d1 < *d2 )
451: return nd_isrlex ? 1 : -1;
452: return 0;
1.1 noro 453: }
454:
1.61 noro 455: int ndl_block_compare(UINT *d1,UINT *d2)
1.43 noro 456: {
1.157 noro 457: int i,l,j,ord_o,ord_l;
458: struct order_pair *op;
459: UINT t1,t2,m;
460: UINT *mask;
461:
462: l = nd_blockmask->n;
463: op = nd_blockmask->order_pair;
464: for ( j = 0; j < l; j++ ) {
465: mask = nd_blockmask->mask[j];
466: ord_o = op[j].order;
467: if ( ord_o < 2 )
468: if ( (t1=d1[j+1]) > (t2=d2[j+1]) ) return 1;
469: else if ( t1 < t2 ) return -1;
470: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
471: m = mask[i];
472: t1 = d1[i]&m;
473: t2 = d2[i]&m;
474: if ( t1 > t2 )
475: return !ord_o ? -1 : 1;
476: else if ( t1 < t2 )
477: return !ord_o ? 1 : -1;
478: }
479: }
480: return 0;
1.43 noro 481: }
482:
1.96 noro 483: int ndl_matrix_compare(UINT *d1,UINT *d2)
484: {
1.157 noro 485: int i,j,s;
486: int *v;
1.96 noro 487:
1.157 noro 488: for ( j = 0; j < nd_nvar; j++ )
489: nd_work_vector[j] = GET_EXP(d1,j)-GET_EXP(d2,j);
490: for ( i = 0; i < nd_matrix_len; i++ ) {
491: v = nd_matrix[i];
492: for ( j = 0, s = 0; j < nd_nvar; j++ )
493: s += v[j]*nd_work_vector[j];
494: if ( s > 0 ) return 1;
495: else if ( s < 0 ) return -1;
496: }
497: return 0;
1.96 noro 498: }
499:
1.97 noro 500: int ndl_composite_compare(UINT *d1,UINT *d2)
501: {
1.157 noro 502: int i,j,s,start,end,len,o;
503: int *v;
504: struct sparse_weight *sw;
505:
506: for ( j = 0; j < nd_nvar; j++ )
507: nd_work_vector[j] = GET_EXP(d1,j)-GET_EXP(d2,j);
508: for ( i = 0; i < nd_worb_len; i++ ) {
509: len = nd_worb[i].length;
510: switch ( nd_worb[i].type ) {
511: case IS_DENSE_WEIGHT:
512: v = nd_worb[i].body.dense_weight;
513: for ( j = 0, s = 0; j < len; j++ )
514: s += v[j]*nd_work_vector[j];
515: if ( s > 0 ) return 1;
516: else if ( s < 0 ) return -1;
517: break;
518: case IS_SPARSE_WEIGHT:
519: sw = nd_worb[i].body.sparse_weight;
520: for ( j = 0, s = 0; j < len; j++ )
521: s += sw[j].value*nd_work_vector[sw[j].pos];
522: if ( s > 0 ) return 1;
523: else if ( s < 0 ) return -1;
524: break;
525: case IS_BLOCK:
526: o = nd_worb[i].body.block.order;
527: start = nd_worb[i].body.block.start;
528: switch ( o ) {
529: case 0:
530: end = start+len;
531: for ( j = start, s = 0; j < end; j++ )
532: s += MUL_WEIGHT(nd_work_vector[j],j);
533: if ( s > 0 ) return 1;
534: else if ( s < 0 ) return -1;
535: for ( j = end-1; j >= start; j-- )
536: if ( nd_work_vector[j] < 0 ) return 1;
537: else if ( nd_work_vector[j] > 0 ) return -1;
538: break;
539: case 1:
540: end = start+len;
541: for ( j = start, s = 0; j < end; j++ )
542: s += MUL_WEIGHT(nd_work_vector[j],j);
543: if ( s > 0 ) return 1;
544: else if ( s < 0 ) return -1;
545: for ( j = start; j < end; j++ )
546: if ( nd_work_vector[j] > 0 ) return 1;
547: else if ( nd_work_vector[j] < 0 ) return -1;
548: break;
549: case 2:
550: for ( j = start; j < end; j++ )
551: if ( nd_work_vector[j] > 0 ) return 1;
552: else if ( nd_work_vector[j] < 0 ) return -1;
553: break;
554: }
555: break;
556: }
557: }
558: return 0;
1.97 noro 559: }
560:
1.58 noro 561: /* TDH -> WW -> TD-> RL */
562:
1.61 noro 563: int ndl_ww_lex_compare(UINT *d1,UINT *d2)
1.58 noro 564: {
1.157 noro 565: int i,m,e1,e2;
1.58 noro 566:
1.157 noro 567: if ( TD(d1) > TD(d2) ) return 1;
568: else if ( TD(d1) < TD(d2) ) return -1;
569: m = nd_nvar>>1;
570: for ( i = 0, e1 = e2 = 0; i < m; i++ ) {
571: e1 += current_weyl_weight_vector[i]*(GET_EXP(d1,m+i)-GET_EXP(d1,i));
572: e2 += current_weyl_weight_vector[i]*(GET_EXP(d2,m+i)-GET_EXP(d2,i));
573: }
574: if ( e1 > e2 ) return 1;
575: else if ( e1 < e2 ) return -1;
576: return ndl_lex_compare(d1,d2);
577: }
578:
579: int ndl_module_grlex_compare(UINT *d1,UINT *d2)
580: {
1.164 noro 581: int i,c;
1.157 noro 582:
1.160 noro 583: if ( nd_ispot ) {
1.174 ! noro 584: if ( nd_pot_nelim && MPOS(d1)>=nd_pot_nelim+1 && MPOS(d2) >= nd_pot_nelim+1 ) {
! 585: if ( TD(d1) > TD(d2) ) return 1;
! 586: else if ( TD(d1) < TD(d2) ) return -1;
! 587: if ( c = ndl_lex_compare(d1,d2) ) return c;
! 588: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 589: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 590: return 0;
! 591: }
1.157 noro 592: if ( MPOS(d1) < MPOS(d2) ) return 1;
593: else if ( MPOS(d1) > MPOS(d2) ) return -1;
594: }
595: if ( TD(d1) > TD(d2) ) return 1;
596: else if ( TD(d1) < TD(d2) ) return -1;
1.167 noro 597: if ( c = ndl_lex_compare(d1,d2) ) return c;
1.160 noro 598: if ( !nd_ispot ) {
1.157 noro 599: if ( MPOS(d1) < MPOS(d2) ) return 1;
600: else if ( MPOS(d1) > MPOS(d2) ) return -1;
601: }
602: return 0;
603: }
604:
605: int ndl_module_glex_compare(UINT *d1,UINT *d2)
606: {
1.164 noro 607: int i,c;
1.157 noro 608:
1.160 noro 609: if ( nd_ispot ) {
1.157 noro 610: if ( MPOS(d1) < MPOS(d2) ) return 1;
611: else if ( MPOS(d1) > MPOS(d2) ) return -1;
612: }
613: if ( TD(d1) > TD(d2) ) return 1;
614: else if ( TD(d1) < TD(d2) ) return -1;
1.167 noro 615: if ( c = ndl_lex_compare(d1,d2) ) return c;
1.160 noro 616: if ( !nd_ispot ) {
1.157 noro 617: if ( MPOS(d1) < MPOS(d2) ) return 1;
618: else if ( MPOS(d1) > MPOS(d2) ) return -1;
619: }
620: return 0;
621: }
622:
623: int ndl_module_lex_compare(UINT *d1,UINT *d2)
624: {
1.164 noro 625: int i,c;
1.157 noro 626:
1.160 noro 627: if ( nd_ispot ) {
1.157 noro 628: if ( MPOS(d1) < MPOS(d2) ) return 1;
629: else if ( MPOS(d1) > MPOS(d2) ) return -1;
630: }
1.167 noro 631: if ( c = ndl_lex_compare(d1,d2) ) return c;
1.160 noro 632: if ( !nd_ispot ) {
1.157 noro 633: if ( MPOS(d1) < MPOS(d2) ) return 1;
634: else if ( MPOS(d1) > MPOS(d2) ) return -1;
635: }
636: return 0;
637: }
638:
639: int ndl_module_block_compare(UINT *d1,UINT *d2)
640: {
641: int i,c;
642:
1.160 noro 643: if ( nd_ispot ) {
1.157 noro 644: if ( MPOS(d1) < MPOS(d2) ) return 1;
645: else if ( MPOS(d1) > MPOS(d2) ) return -1;
646: }
647: if ( c = ndl_block_compare(d1,d2) ) return c;
1.160 noro 648: if ( !nd_ispot ) {
1.157 noro 649: if ( MPOS(d1) < MPOS(d2) ) return 1;
650: else if ( MPOS(d1) > MPOS(d2) ) return -1;
651: }
652: return 0;
653: }
654:
655: int ndl_module_matrix_compare(UINT *d1,UINT *d2)
656: {
657: int i,c;
658:
1.160 noro 659: if ( nd_ispot ) {
1.157 noro 660: if ( MPOS(d1) < MPOS(d2) ) return 1;
661: else if ( MPOS(d1) > MPOS(d2) ) return -1;
662: }
663: if ( c = ndl_matrix_compare(d1,d2) ) return c;
1.160 noro 664: if ( !nd_ispot ) {
1.157 noro 665: if ( MPOS(d1) < MPOS(d2) ) return 1;
666: else if ( MPOS(d1) > MPOS(d2) ) return -1;
667: }
668: return 0;
669: }
670:
671: int ndl_module_composite_compare(UINT *d1,UINT *d2)
672: {
673: int i,c;
674:
1.160 noro 675: if ( nd_ispot ) {
1.157 noro 676: if ( MPOS(d1) > MPOS(d2) ) return 1;
677: else if ( MPOS(d1) < MPOS(d2) ) return -1;
678: }
679: if ( c = ndl_composite_compare(d1,d2) ) return c;
1.160 noro 680: if ( !nd_ispot ) {
1.157 noro 681: if ( MPOS(d1) > MPOS(d2) ) return 1;
682: else if ( MPOS(d1) < MPOS(d2) ) return -1;
683: }
684: return 0;
1.58 noro 685: }
686:
1.61 noro 687: INLINE int ndl_equal(UINT *d1,UINT *d2)
1.1 noro 688: {
1.157 noro 689: int i;
1.1 noro 690:
1.157 noro 691: switch ( nd_wpd ) {
692: case 2:
693: if ( TD(d2) != TD(d1) ) return 0;
694: if ( d2[1] != d1[1] ) return 0;
695: return 1;
696: break;
697: case 3:
698: if ( TD(d2) != TD(d1) ) return 0;
699: if ( d2[1] != d1[1] ) return 0;
700: if ( d2[2] != d1[2] ) return 0;
701: return 1;
702: break;
703: default:
704: for ( i = 0; i < nd_wpd; i++ )
705: if ( *d1++ != *d2++ ) return 0;
706: return 1;
707: break;
708: }
1.1 noro 709: }
710:
1.61 noro 711: INLINE void ndl_copy(UINT *d1,UINT *d2)
1.6 noro 712: {
1.157 noro 713: int i;
1.6 noro 714:
1.157 noro 715: switch ( nd_wpd ) {
716: case 2:
717: TD(d2) = TD(d1);
718: d2[1] = d1[1];
719: break;
720: case 3:
721: TD(d2) = TD(d1);
722: d2[1] = d1[1];
723: d2[2] = d1[2];
724: break;
725: default:
726: for ( i = 0; i < nd_wpd; i++ )
727: d2[i] = d1[i];
728: break;
729: }
1.6 noro 730: }
731:
1.61 noro 732: INLINE void ndl_zero(UINT *d)
733: {
1.157 noro 734: int i;
735: for ( i = 0; i < nd_wpd; i++ ) d[i] = 0;
1.61 noro 736: }
737:
738: INLINE void ndl_add(UINT *d1,UINT *d2,UINT *d)
1.1 noro 739: {
1.157 noro 740: int i;
1.1 noro 741:
1.162 noro 742: if ( nd_module ) {
743: if ( MPOS(d1) && MPOS(d2) && (MPOS(d1) != MPOS(d2)) )
1.167 noro 744: error("ndl_add : invalid operation");
1.162 noro 745: }
1.43 noro 746: #if 1
1.157 noro 747: switch ( nd_wpd ) {
748: case 2:
749: TD(d) = TD(d1)+TD(d2);
750: d[1] = d1[1]+d2[1];
751: break;
752: case 3:
753: TD(d) = TD(d1)+TD(d2);
754: d[1] = d1[1]+d2[1];
755: d[2] = d1[2]+d2[2];
756: break;
757: default:
758: for ( i = 0; i < nd_wpd; i++ ) d[i] = d1[i]+d2[i];
759: break;
760: }
1.43 noro 761: #else
1.157 noro 762: for ( i = 0; i < nd_wpd; i++ ) d[i] = d1[i]+d2[i];
1.43 noro 763: #endif
1.6 noro 764: }
765:
1.55 noro 766: /* d1 += d2 */
1.61 noro 767: INLINE void ndl_addto(UINT *d1,UINT *d2)
1.55 noro 768: {
1.157 noro 769: int i;
1.55 noro 770:
1.162 noro 771: if ( nd_module ) {
772: if ( MPOS(d1) && MPOS(d2) && (MPOS(d1) != MPOS(d2)) )
773: error("ndl_addto : invalid operation");
774: }
1.55 noro 775: #if 1
1.157 noro 776: switch ( nd_wpd ) {
777: case 2:
778: TD(d1) += TD(d2);
779: d1[1] += d2[1];
780: break;
781: case 3:
782: TD(d1) += TD(d2);
783: d1[1] += d2[1];
784: d1[2] += d2[2];
785: break;
786: default:
787: for ( i = 0; i < nd_wpd; i++ ) d1[i] += d2[i];
788: break;
789: }
1.55 noro 790: #else
1.157 noro 791: for ( i = 0; i < nd_wpd; i++ ) d1[i] += d2[i];
1.55 noro 792: #endif
793: }
794:
1.61 noro 795: INLINE void ndl_sub(UINT *d1,UINT *d2,UINT *d)
1.6 noro 796: {
1.157 noro 797: int i;
1.6 noro 798:
1.157 noro 799: for ( i = 0; i < nd_wpd; i++ ) d[i] = d1[i]-d2[i];
1.1 noro 800: }
801:
1.61 noro 802: int ndl_disjoint(UINT *d1,UINT *d2)
1.1 noro 803: {
1.157 noro 804: UINT t1,t2,u,u1,u2;
805: int i,j;
1.1 noro 806:
1.157 noro 807: if ( nd_module && (MPOS(d1) == MPOS(d2)) ) return 0;
1.65 noro 808: #if USE_UNROLL
1.157 noro 809: switch ( nd_bpe ) {
810: case 3:
811: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
812: u1 = d1[i]; u2 = d2[i];
813: t1 = u1&0x38000000; t2 = u2&0x38000000; if ( t1&&t2 ) return 0;
814: t1 = u1& 0x7000000; t2 = u2& 0x7000000; if ( t1&&t2 ) return 0;
815: t1 = u1& 0xe00000; t2 = u2& 0xe00000; if ( t1&&t2 ) return 0;
816: t1 = u1& 0x1c0000; t2 = u2& 0x1c0000; if ( t1&&t2 ) return 0;
817: t1 = u1& 0x38000; t2 = u2& 0x38000; if ( t1&&t2 ) return 0;
818: t1 = u1& 0x7000; t2 = u2& 0x7000; if ( t1&&t2 ) return 0;
819: t1 = u1& 0xe00; t2 = u2& 0xe00; if ( t1&&t2 ) return 0;
820: t1 = u1& 0x1c0; t2 = u2& 0x1c0; if ( t1&&t2 ) return 0;
821: t1 = u1& 0x38; t2 = u2& 0x38; if ( t1&&t2 ) return 0;
822: t1 = u1& 0x7; t2 = u2& 0x7; if ( t1&&t2 ) return 0;
823: }
824: return 1;
825: break;
826: case 4:
827: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
828: u1 = d1[i]; u2 = d2[i];
829: t1 = u1&0xf0000000; t2 = u2&0xf0000000; if ( t1&&t2 ) return 0;
830: t1 = u1& 0xf000000; t2 = u2& 0xf000000; if ( t1&&t2 ) return 0;
831: t1 = u1& 0xf00000; t2 = u2& 0xf00000; if ( t1&&t2 ) return 0;
832: t1 = u1& 0xf0000; t2 = u2& 0xf0000; if ( t1&&t2 ) return 0;
833: t1 = u1& 0xf000; t2 = u2& 0xf000; if ( t1&&t2 ) return 0;
834: t1 = u1& 0xf00; t2 = u2& 0xf00; if ( t1&&t2 ) return 0;
835: t1 = u1& 0xf0; t2 = u2& 0xf0; if ( t1&&t2 ) return 0;
836: t1 = u1& 0xf; t2 = u2& 0xf; if ( t1&&t2 ) return 0;
837: }
838: return 1;
839: break;
840: case 6:
841: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
842: u1 = d1[i]; u2 = d2[i];
843: t1 = u1&0x3f000000; t2 = u2&0x3f000000; if ( t1&&t2 ) return 0;
844: t1 = u1& 0xfc0000; t2 = u2& 0xfc0000; if ( t1&&t2 ) return 0;
845: t1 = u1& 0x3f000; t2 = u2& 0x3f000; if ( t1&&t2 ) return 0;
846: t1 = u1& 0xfc0; t2 = u2& 0xfc0; if ( t1&&t2 ) return 0;
847: t1 = u1& 0x3f; t2 = u2& 0x3f; if ( t1&&t2 ) return 0;
848: }
849: return 1;
850: break;
851: case 8:
852: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
853: u1 = d1[i]; u2 = d2[i];
854: t1 = u1&0xff000000; t2 = u2&0xff000000; if ( t1&&t2 ) return 0;
855: t1 = u1& 0xff0000; t2 = u2& 0xff0000; if ( t1&&t2 ) return 0;
856: t1 = u1& 0xff00; t2 = u2& 0xff00; if ( t1&&t2 ) return 0;
857: t1 = u1& 0xff; t2 = u2& 0xff; if ( t1&&t2 ) return 0;
858: }
859: return 1;
860: break;
861: case 16:
862: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
863: u1 = d1[i]; u2 = d2[i];
864: t1 = u1&0xffff0000; t2 = u2&0xffff0000; if ( t1&&t2 ) return 0;
865: t1 = u1& 0xffff; t2 = u2& 0xffff; if ( t1&&t2 ) return 0;
866: }
867: return 1;
868: break;
869: case 32:
870: for ( i = nd_exporigin; i < nd_wpd; i++ )
871: if ( d1[i] && d2[i] ) return 0;
872: return 1;
873: break;
874: default:
875: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
876: u1 = d1[i]; u2 = d2[i];
877: for ( j = 0; j < nd_epw; j++ ) {
878: if ( (u1&nd_mask0) && (u2&nd_mask0) ) return 0;
879: u1 >>= nd_bpe; u2 >>= nd_bpe;
880: }
881: }
882: return 1;
883: break;
884: }
1.65 noro 885: #else
1.157 noro 886: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
887: u1 = d1[i]; u2 = d2[i];
888: for ( j = 0; j < nd_epw; j++ ) {
889: if ( (u1&nd_mask0) && (u2&nd_mask0) ) return 0;
890: u1 >>= nd_bpe; u2 >>= nd_bpe;
891: }
892: }
893: return 1;
1.65 noro 894: #endif
1.1 noro 895: }
896:
1.114 noro 897: int ndl_check_bound(UINT *d1,UINT *d2)
1.1 noro 898: {
1.157 noro 899: UINT u2;
900: int i,j,ind,k;
1.1 noro 901:
1.157 noro 902: ind = 0;
1.65 noro 903: #if USE_UNROLL
1.157 noro 904: switch ( nd_bpe ) {
905: case 3:
906: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
907: u2 = d2[i];
908: if ( d1[ind++]+((u2>>27)&0x7) >= 0x8 ) return 1;
909: if ( d1[ind++]+((u2>>24)&0x7) >= 0x8 ) return 1;
910: if ( d1[ind++]+((u2>>21)&0x7) >= 0x8 ) return 1;
911: if ( d1[ind++]+((u2>>18)&0x7) >= 0x8 ) return 1;
912: if ( d1[ind++]+((u2>>15)&0x7) >= 0x8 ) return 1;
913: if ( d1[ind++]+((u2>>12)&0x7) >= 0x8 ) return 1;
914: if ( d1[ind++]+((u2>>9)&0x7) >= 0x8 ) return 1;
915: if ( d1[ind++]+((u2>>6)&0x7) >= 0x8 ) return 1;
916: if ( d1[ind++]+((u2>>3)&0x7) >= 0x8 ) return 1;
917: if ( d1[ind++]+(u2&0x7) >= 0x8 ) return 1;
918: }
919: return 0;
920: break;
921: case 4:
922: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
923: u2 = d2[i];
924: if ( d1[ind++]+((u2>>28)&0xf) >= 0x10 ) return 1;
925: if ( d1[ind++]+((u2>>24)&0xf) >= 0x10 ) return 1;
926: if ( d1[ind++]+((u2>>20)&0xf) >= 0x10 ) return 1;
927: if ( d1[ind++]+((u2>>16)&0xf) >= 0x10 ) return 1;
928: if ( d1[ind++]+((u2>>12)&0xf) >= 0x10 ) return 1;
929: if ( d1[ind++]+((u2>>8)&0xf) >= 0x10 ) return 1;
930: if ( d1[ind++]+((u2>>4)&0xf) >= 0x10 ) return 1;
931: if ( d1[ind++]+(u2&0xf) >= 0x10 ) return 1;
932: }
933: return 0;
934: break;
935: case 6:
936: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
937: u2 = d2[i];
938: if ( d1[ind++]+((u2>>24)&0x3f) >= 0x40 ) return 1;
939: if ( d1[ind++]+((u2>>18)&0x3f) >= 0x40 ) return 1;
940: if ( d1[ind++]+((u2>>12)&0x3f) >= 0x40 ) return 1;
941: if ( d1[ind++]+((u2>>6)&0x3f) >= 0x40 ) return 1;
942: if ( d1[ind++]+(u2&0x3f) >= 0x40 ) return 1;
943: }
944: return 0;
945: break;
946: case 8:
947: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
948: u2 = d2[i];
949: if ( d1[ind++]+((u2>>24)&0xff) >= 0x100 ) return 1;
950: if ( d1[ind++]+((u2>>16)&0xff) >= 0x100 ) return 1;
951: if ( d1[ind++]+((u2>>8)&0xff) >= 0x100 ) return 1;
952: if ( d1[ind++]+(u2&0xff) >= 0x100 ) return 1;
953: }
954: return 0;
955: break;
956: case 16:
957: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
958: u2 = d2[i];
959: if ( d1[ind++]+((u2>>16)&0xffff) > 0x10000 ) return 1;
960: if ( d1[ind++]+(u2&0xffff) > 0x10000 ) return 1;
961: }
962: return 0;
963: break;
964: case 32:
965: for ( i = nd_exporigin; i < nd_wpd; i++ )
966: if ( d1[i]+d2[i]<d1[i] ) return 1;
967: return 0;
968: break;
969: default:
970: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
971: u2 = d2[i];
972: k = (nd_epw-1)*nd_bpe;
973: for ( j = 0; j < nd_epw; j++, k -= nd_bpe )
974: if ( d1[ind++]+((u2>>k)&nd_mask0) > nd_mask0 ) return 1;
975: }
976: return 0;
977: break;
978: }
1.65 noro 979: #else
1.157 noro 980: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
981: u2 = d2[i];
982: k = (nd_epw-1)*nd_bpe;
983: for ( j = 0; j < nd_epw; j++, k -= nd_bpe )
984: if ( d1[ind++]+((u2>>k)&nd_mask0) > nd_mask0 ) return 1;
985: }
986: return 0;
1.65 noro 987: #endif
1.1 noro 988: }
989:
1.114 noro 990: int ndl_check_bound2(int index,UINT *d2)
991: {
1.157 noro 992: return ndl_check_bound(nd_bound[index],d2);
1.114 noro 993: }
994:
1.61 noro 995: INLINE int ndl_hash_value(UINT *d)
1.1 noro 996: {
1.157 noro 997: int i;
998: int r;
1.1 noro 999:
1.157 noro 1000: r = 0;
1001: for ( i = 0; i < nd_wpd; i++ )
1002: r = ((r<<16)+d[i])%REDTAB_LEN;
1003: return r;
1.1 noro 1004: }
1005:
1.63 noro 1006: INLINE int ndl_find_reducer(UINT *dg)
1.1 noro 1007: {
1.157 noro 1008: RHist r;
1009: int d,k,i;
1.1 noro 1010:
1.157 noro 1011: d = ndl_hash_value(dg);
1012: for ( r = nd_red[d], k = 0; r; r = NEXT(r), k++ ) {
1013: if ( ndl_equal(dg,DL(r)) ) {
1014: if ( k > 0 ) nd_notfirst++;
1015: nd_found++;
1016: return r->index;
1017: }
1018: }
1019: if ( Reverse )
1020: for ( i = nd_psn-1; i >= 0; i-- ) {
1021: r = nd_psh[i];
1022: if ( ndl_reducible(dg,DL(r)) ) {
1023: nd_create++;
1024: nd_append_red(dg,i);
1025: return i;
1026: }
1027: }
1028: else
1029: for ( i = 0; i < nd_psn; i++ ) {
1030: r = nd_psh[i];
1031: if ( ndl_reducible(dg,DL(r)) ) {
1032: nd_create++;
1033: nd_append_red(dg,i);
1034: return i;
1035: }
1036: }
1037: return -1;
1.1 noro 1038: }
1039:
1.63 noro 1040: ND nd_merge(ND p1,ND p2)
1041: {
1.157 noro 1042: int n,c;
1043: int t,can,td1,td2;
1044: ND r;
1045: NM m1,m2,mr0,mr,s;
1046:
1047: if ( !p1 ) return p2;
1048: else if ( !p2 ) return p1;
1049: else {
1050: can = 0;
1051: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1052: c = DL_COMPARE(DL(m1),DL(m2));
1053: switch ( c ) {
1054: case 0:
1055: s = m1; m1 = NEXT(m1);
1056: can++; NEXTNM2(mr0,mr,s);
1057: s = m2; m2 = NEXT(m2); FREENM(s);
1058: break;
1059: case 1:
1060: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
1061: break;
1062: case -1:
1063: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
1064: break;
1065: }
1066: }
1067: if ( !mr0 )
1068: if ( m1 ) mr0 = m1;
1069: else if ( m2 ) mr0 = m2;
1070: else return 0;
1071: else if ( m1 ) NEXT(mr) = m1;
1072: else if ( m2 ) NEXT(mr) = m2;
1073: else NEXT(mr) = 0;
1074: BDY(p1) = mr0;
1075: SG(p1) = MAX(SG(p1),SG(p2));
1076: LEN(p1) = LEN(p1)+LEN(p2)-can;
1077: FREEND(p2);
1078: return p1;
1079: }
1.63 noro 1080: }
1081:
1.31 noro 1082: ND nd_add(int mod,ND p1,ND p2)
1.1 noro 1083: {
1.157 noro 1084: int n,c;
1085: int t,can,td1,td2;
1086: ND r;
1087: NM m1,m2,mr0,mr,s;
1088:
1089: if ( !p1 ) return p2;
1090: else if ( !p2 ) return p1;
1091: else if ( mod == -1 ) return nd_add_sf(p1,p2);
1092: else if ( !mod ) return nd_add_q(p1,p2);
1093: else {
1094: can = 0;
1095: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1096: c = DL_COMPARE(DL(m1),DL(m2));
1097: switch ( c ) {
1098: case 0:
1099: t = ((CM(m1))+(CM(m2))) - mod;
1100: if ( t < 0 ) t += mod;
1101: s = m1; m1 = NEXT(m1);
1102: if ( t ) {
1103: can++; NEXTNM2(mr0,mr,s); CM(mr) = (t);
1104: } else {
1105: can += 2; FREENM(s);
1106: }
1107: s = m2; m2 = NEXT(m2); FREENM(s);
1108: break;
1109: case 1:
1110: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
1111: break;
1112: case -1:
1113: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
1114: break;
1115: }
1116: }
1117: if ( !mr0 )
1118: if ( m1 ) mr0 = m1;
1119: else if ( m2 ) mr0 = m2;
1120: else return 0;
1121: else if ( m1 ) NEXT(mr) = m1;
1122: else if ( m2 ) NEXT(mr) = m2;
1123: else NEXT(mr) = 0;
1124: BDY(p1) = mr0;
1125: SG(p1) = MAX(SG(p1),SG(p2));
1126: LEN(p1) = LEN(p1)+LEN(p2)-can;
1127: FREEND(p2);
1128: return p1;
1129: }
1.95 noro 1130: }
1131:
1132: /* XXX on opteron, the inlined manipulation of destructive additon of
1133: * two NM seems to make gcc optimizer get confused, so the part is
1134: * done in a function.
1135: */
1136:
1.113 noro 1137: int nm_destructive_add_q(NM *m1,NM *m2,NM *mr0,NM *mr)
1.95 noro 1138: {
1.157 noro 1139: NM s;
1140: P t;
1141: int can;
1142:
1143: addp(nd_vc,CP(*m1),CP(*m2),&t);
1144: s = *m1; *m1 = NEXT(*m1);
1145: if ( t ) {
1146: can = 1; NEXTNM2(*mr0,*mr,s); CP(*mr) = (t);
1147: } else {
1148: can = 2; FREENM(s);
1149: }
1150: s = *m2; *m2 = NEXT(*m2); FREENM(s);
1151: return can;
1.95 noro 1152: }
1153:
1.113 noro 1154: ND nd_add_q(ND p1,ND p2)
1.95 noro 1155: {
1.157 noro 1156: int n,c,can;
1157: ND r;
1158: NM m1,m2,mr0,mr,s;
1159: P t;
1160:
1161: if ( !p1 ) return p2;
1162: else if ( !p2 ) return p1;
1163: else {
1164: can = 0;
1165: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1166: c = DL_COMPARE(DL(m1),DL(m2));
1167: switch ( c ) {
1168: case 0:
1.95 noro 1169: #if defined(__x86_64__)
1.157 noro 1170: can += nm_destructive_add_q(&m1,&m2,&mr0,&mr);
1.95 noro 1171: #else
1.157 noro 1172: addp(nd_vc,CP(m1),CP(m2),&t);
1173: s = m1; m1 = NEXT(m1);
1174: if ( t ) {
1175: can++; NEXTNM2(mr0,mr,s); CP(mr) = (t);
1176: } else {
1177: can += 2; FREENM(s);
1178: }
1179: s = m2; m2 = NEXT(m2); FREENM(s);
1.95 noro 1180: #endif
1.157 noro 1181: break;
1182: case 1:
1183: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
1184: break;
1185: case -1:
1186: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
1187: break;
1188: }
1189: }
1190: if ( !mr0 )
1191: if ( m1 ) mr0 = m1;
1192: else if ( m2 ) mr0 = m2;
1193: else return 0;
1194: else if ( m1 ) NEXT(mr) = m1;
1195: else if ( m2 ) NEXT(mr) = m2;
1196: else NEXT(mr) = 0;
1197: BDY(p1) = mr0;
1198: SG(p1) = MAX(SG(p1),SG(p2));
1199: LEN(p1) = LEN(p1)+LEN(p2)-can;
1200: FREEND(p2);
1201: return p1;
1202: }
1.17 noro 1203: }
1204:
1.71 noro 1205: ND nd_add_sf(ND p1,ND p2)
1206: {
1.157 noro 1207: int n,c,can;
1208: ND r;
1209: NM m1,m2,mr0,mr,s;
1210: int t;
1211:
1212: if ( !p1 ) return p2;
1213: else if ( !p2 ) return p1;
1214: else {
1215: can = 0;
1216: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1217: c = DL_COMPARE(DL(m1),DL(m2));
1218: switch ( c ) {
1219: case 0:
1220: t = _addsf(CM(m1),CM(m2));
1221: s = m1; m1 = NEXT(m1);
1222: if ( t ) {
1223: can++; NEXTNM2(mr0,mr,s); CM(mr) = (t);
1224: } else {
1225: can += 2; FREENM(s);
1226: }
1227: s = m2; m2 = NEXT(m2); FREENM(s);
1228: break;
1229: case 1:
1230: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
1231: break;
1232: case -1:
1233: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
1234: break;
1235: }
1236: }
1237: if ( !mr0 )
1238: if ( m1 ) mr0 = m1;
1239: else if ( m2 ) mr0 = m2;
1240: else return 0;
1241: else if ( m1 ) NEXT(mr) = m1;
1242: else if ( m2 ) NEXT(mr) = m2;
1243: else NEXT(mr) = 0;
1244: BDY(p1) = mr0;
1245: SG(p1) = MAX(SG(p1),SG(p2));
1246: LEN(p1) = LEN(p1)+LEN(p2)-can;
1247: FREEND(p2);
1248: return p1;
1249: }
1.71 noro 1250: }
1251:
1.167 noro 1252: ND nd_reduce2(int mod,ND d,ND g,NDV p,NM mul,NDC dn,Obj *divp)
1.146 noro 1253: {
1.157 noro 1254: int c,c1,c2;
1255: Q cg,cred,gcd,tq;
1256: P cgp,credp,gcdp;
1257: Obj tr,tr1;
1258:
1.167 noro 1259: if ( mod == -1 ) {
1.157 noro 1260: CM(mul) = _mulsf(_invsf(HCM(p)),_chsgnsf(HCM(g)));
1.167 noro 1261: *divp = (Obj)ONE;
1262: } else if ( mod ) {
1.157 noro 1263: c1 = invm(HCM(p),mod); c2 = mod-HCM(g);
1264: DMAR(c1,c2,0,mod,c); CM(mul) = c;
1.167 noro 1265: *divp = (Obj)ONE;
1.157 noro 1266: } else if ( nd_vc ) {
1267: ezgcdpz(nd_vc,HCP(g),HCP(p),&gcdp);
1268: divsp(nd_vc,HCP(g),gcdp,&cgp); divsp(nd_vc,HCP(p),gcdp,&credp);
1269: chsgnp(cgp,&CP(mul));
1270: nd_mul_c_q(d,credp); nd_mul_c_q(g,credp);
1271: if ( dn ) {
1272: mulr(nd_vc,(Obj)dn->r,(Obj)credp,&tr);
1273: reductr(nd_vc,tr,&tr1); dn->r = (R)tr1;
1274: }
1.167 noro 1275: *divp = (Obj)credp;
1.157 noro 1276: } else {
1277: igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);
1278: chsgnq(cg,&CQ(mul));
1279: nd_mul_c_q(d,(P)cred); nd_mul_c_q(g,(P)cred);
1280: if ( dn ) {
1281: mulq(dn->z,cred,&tq); dn->z = tq;
1282: }
1.167 noro 1283: *divp = (Obj)cred;
1.157 noro 1284: }
1285: return nd_add(mod,g,ndv_mul_nm(mod,mul,p));
1.146 noro 1286: }
1287:
1.1 noro 1288: /* ret=1 : success, ret=0 : overflow */
1.146 noro 1289: int nd_nf(int mod,ND d,ND g,NDV *ps,int full,NDC dn,ND *rp)
1.1 noro 1290: {
1.157 noro 1291: NM m,mrd,tail;
1292: NM mul;
1293: int n,sugar,psugar,sugar0,stat,index;
1294: int c,c1,c2,dummy;
1295: RHist h;
1296: NDV p,red;
1.167 noro 1297: Q cg,cred,gcd,tq,qq,iq;
1298: DP dmul;
1299: NODE node;
1300: LIST hist;
1.157 noro 1301: double hmag;
1302: P tp,tp1;
1.167 noro 1303: Obj tr,tr1,div;
1304: union oNDC hg;
1305: P cont;
1.157 noro 1306:
1307: if ( dn ) {
1308: if ( mod )
1309: dn->m = 1;
1310: else if ( nd_vc )
1311: dn->r = (R)ONE;
1312: else
1313: dn->z = ONE;
1314: }
1315: if ( !g ) {
1316: *rp = d;
1317: return 1;
1318: }
1319: if ( !mod ) hmag = ((double)p_mag(HCP(g)))*nd_scale;
1320:
1321: sugar0 = sugar = SG(g);
1322: n = NV(g);
1323: mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
1324: if ( d )
1325: for ( tail = BDY(d); NEXT(tail); tail = NEXT(tail) );
1326: for ( ; g; ) {
1327: index = ndl_find_reducer(HDL(g));
1328: if ( index >= 0 ) {
1329: h = nd_psh[index];
1330: ndl_sub(HDL(g),DL(h),DL(mul));
1331: if ( ndl_check_bound2(index,DL(mul)) ) {
1332: nd_free(g); nd_free(d);
1333: return 0;
1334: }
1335: p = nd_demand ? ndv_load(index) : ps[index];
1.167 noro 1336: /* d+g -> div*(d+g)+mul*p */
1337: g = nd_reduce2(mod,d,g,p,mul,dn,&div);
1.172 noro 1338: if ( nd_gentrace ) {
1.167 noro 1339: /* Trace=[div,index,mul,ONE] */
1340: STOQ(index,iq);
1341: nmtodp(mod,mul,&dmul);
1342: node = mknode(4,div,iq,dmul,ONE);
1343: }
1.157 noro 1344: sugar = MAX(sugar,SG(p)+TD(DL(mul)));
1345: if ( !mod && g && ((double)(p_mag(HCP(g))) > hmag) ) {
1.167 noro 1346: hg = HCU(g);
1.157 noro 1347: nd_removecont2(d,g);
1.172 noro 1348: if ( dn || nd_gentrace ) {
1.167 noro 1349: /* overwrite cont : Trace=[div,index,mul,cont] */
1350: cont = ndc_div(mod,hg,HCU(g));
1351: if ( dn ) {
1352: if ( nd_vc ) {
1353: divr(nd_vc,(Obj)dn->r,(Obj)cont,&tr);
1354: reductr(nd_vc,(Obj)tr,&tr1); dn->r = (R)tr1;
1355: } else divq(dn->z,(Q)cont,&dn->z);
1.157 noro 1356: }
1.172 noro 1357: if ( nd_gentrace && !UNIQ(cont) ) ARG3(node) = (pointer)cont;
1.157 noro 1358: }
1359: hmag = ((double)p_mag(HCP(g)))*nd_scale;
1360: }
1.167 noro 1361: MKLIST(hist,node);
1362: MKNODE(node,hist,nd_tracelist); nd_tracelist = node;
1.157 noro 1363: } else if ( !full ) {
1364: *rp = g;
1365: return 1;
1366: } else {
1367: m = BDY(g);
1368: if ( NEXT(m) ) {
1369: BDY(g) = NEXT(m); NEXT(m) = 0; LEN(g)--;
1370: } else {
1371: FREEND(g); g = 0;
1372: }
1373: if ( d ) {
1374: NEXT(tail)=m; tail=m; LEN(d)++;
1375: } else {
1376: MKND(n,m,1,d); tail = BDY(d);
1377: }
1378: }
1379: }
1380: if ( d ) SG(d) = sugar;
1381: *rp = d;
1382: return 1;
1.1 noro 1383: }
1.28 noro 1384:
1.53 noro 1385: int nd_nf_pbucket(int mod,ND g,NDV *ps,int full,ND *rp)
1.25 noro 1386: {
1.157 noro 1387: int hindex,index;
1388: NDV p;
1389: ND u,d,red;
1390: NODE l;
1391: NM mul,m,mrd,tail;
1392: int sugar,psugar,n,h_reducible;
1393: PGeoBucket bucket;
1394: int c,c1,c2;
1395: Q cg,cred,gcd,zzz;
1396: RHist h;
1397: double hmag,gmag;
1398: int count = 0;
1399: int hcount = 0;
1400:
1401: if ( !g ) {
1402: *rp = 0;
1403: return 1;
1404: }
1405: sugar = SG(g);
1406: n = NV(g);
1407: if ( !mod ) hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
1408: bucket = create_pbucket();
1409: add_pbucket(mod,bucket,g);
1410: d = 0;
1411: mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
1412: while ( 1 ) {
1413: hindex = mod?head_pbucket(mod,bucket):head_pbucket_q(bucket);
1414: if ( hindex < 0 ) {
1415: if ( DP_Print > 3 ) printf("(%d %d)",count,hcount);
1416: if ( d ) SG(d) = sugar;
1417: *rp = d;
1418: return 1;
1419: }
1420: g = bucket->body[hindex];
1421: index = ndl_find_reducer(HDL(g));
1422: if ( index >= 0 ) {
1423: count++;
1424: if ( !d ) hcount++;
1425: h = nd_psh[index];
1426: ndl_sub(HDL(g),DL(h),DL(mul));
1427: if ( ndl_check_bound2(index,DL(mul)) ) {
1428: nd_free(d);
1429: free_pbucket(bucket);
1430: *rp = 0;
1431: return 0;
1432: }
1433: p = ps[index];
1434: if ( mod == -1 )
1435: CM(mul) = _mulsf(_invsf(HCM(p)),_chsgnsf(HCM(g)));
1436: else if ( mod ) {
1437: c1 = invm(HCM(p),mod); c2 = mod-HCM(g);
1438: DMAR(c1,c2,0,mod,c); CM(mul) = c;
1439: } else {
1440: igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);
1441: chsgnq(cg,&CQ(mul));
1442: nd_mul_c_q(d,(P)cred);
1443: mulq_pbucket(bucket,cred);
1444: g = bucket->body[hindex];
1445: gmag = (double)p_mag((P)HCQ(g));
1446: }
1447: red = ndv_mul_nm(mod,mul,p);
1448: bucket->body[hindex] = nd_remove_head(g);
1449: red = nd_remove_head(red);
1450: add_pbucket(mod,bucket,red);
1451: psugar = SG(p)+TD(DL(mul));
1452: sugar = MAX(sugar,psugar);
1453: if ( !mod && hmag && (gmag > hmag) ) {
1454: g = normalize_pbucket(mod,bucket);
1455: if ( !g ) {
1456: if ( d ) SG(d) = sugar;
1457: *rp = d;
1458: return 1;
1459: }
1460: nd_removecont2(d,g);
1461: hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
1462: add_pbucket(mod,bucket,g);
1463: }
1464: } else if ( !full ) {
1465: g = normalize_pbucket(mod,bucket);
1466: if ( g ) SG(g) = sugar;
1467: *rp = g;
1468: return 1;
1469: } else {
1470: m = BDY(g);
1471: if ( NEXT(m) ) {
1472: BDY(g) = NEXT(m); NEXT(m) = 0; LEN(g)--;
1473: } else {
1474: FREEND(g); g = 0;
1475: }
1476: bucket->body[hindex] = g;
1477: NEXT(m) = 0;
1478: if ( d ) {
1479: NEXT(tail)=m; tail=m; LEN(d)++;
1480: } else {
1481: MKND(n,m,1,d); tail = BDY(d);
1482: }
1483: }
1484: }
1.25 noro 1485: }
1.27 noro 1486:
1.61 noro 1487: /* input : list of NDV, cand : list of NDV */
1.28 noro 1488:
1.170 noro 1489: int ndv_check_membership(int m,NODE input,int obpe,int oadv,EPOS oepos,NODE cand)
1.28 noro 1490: {
1.157 noro 1491: int n,i,stat;
1492: ND nf,d;
1493: NDV r;
1494: NODE t,s;
1495: union oNDC dn;
1.168 noro 1496: Q q;
1497: LIST list;
1.45 noro 1498:
1.172 noro 1499: ndv_setup(m,0,cand,nd_gentrace?1:0,1);
1.157 noro 1500: n = length(cand);
1.28 noro 1501:
1.172 noro 1502: if ( nd_gentrace ) { nd_alltracelist = 0; nd_tracelist = 0; }
1.157 noro 1503: /* membercheck : list is a subset of Id(cand) ? */
1.168 noro 1504: for ( t = input, i = 0; t; t = NEXT(t), i++ ) {
1.45 noro 1505: again:
1.168 noro 1506: nd_tracelist = 0;
1.157 noro 1507: if ( nd_bpe > obpe )
1508: r = ndv_dup_realloc((NDV)BDY(t),obpe,oadv,oepos);
1509: else
1510: r = (NDV)BDY(t);
1.171 noro 1511: d = ndvtond(m,r);
1512: stat = nd_nf(m,0,d,nd_ps,0,0,&nf);
1.157 noro 1513: if ( !stat ) {
1514: nd_reconstruct(0,0);
1515: goto again;
1516: } else if ( nf ) return 0;
1.172 noro 1517: if ( nd_gentrace ) {
1.168 noro 1518: nd_tracelist = reverse_node(nd_tracelist);
1519: MKLIST(list,nd_tracelist);
1520: STOQ(i,q); s = mknode(2,q,list); MKLIST(list,s);
1521: MKNODE(s,list,nd_alltracelist);
1522: nd_alltracelist = s; nd_tracelist = 0;
1523: }
1.157 noro 1524: if ( DP_Print ) { printf("."); fflush(stdout); }
1525: }
1526: if ( DP_Print ) { printf("\n"); }
1527: return 1;
1.23 noro 1528: }
1.1 noro 1529:
1530: ND nd_remove_head(ND p)
1531: {
1.157 noro 1532: NM m;
1.1 noro 1533:
1.157 noro 1534: m = BDY(p);
1535: if ( !NEXT(m) ) {
1536: FREEND(p); p = 0;
1537: } else {
1538: BDY(p) = NEXT(m); LEN(p)--;
1539: }
1540: FREENM(m);
1541: return p;
1.1 noro 1542: }
1543:
1.69 noro 1544: ND nd_separate_head(ND p,ND *head)
1545: {
1.157 noro 1546: NM m,m0;
1547: ND r;
1.69 noro 1548:
1.157 noro 1549: m = BDY(p);
1550: if ( !NEXT(m) ) {
1551: *head = p; p = 0;
1552: } else {
1553: m0 = m;
1554: BDY(p) = NEXT(m); LEN(p)--;
1555: NEXT(m0) = 0;
1556: MKND(NV(p),m0,1,r);
1557: *head = r;
1558: }
1559: return p;
1.69 noro 1560: }
1561:
1.1 noro 1562: PGeoBucket create_pbucket()
1563: {
1564: PGeoBucket g;
1.157 noro 1565:
1566: g = CALLOC(1,sizeof(struct oPGeoBucket));
1567: g->m = -1;
1568: return g;
1.1 noro 1569: }
1570:
1.25 noro 1571: void free_pbucket(PGeoBucket b) {
1.157 noro 1572: int i;
1.25 noro 1573:
1.157 noro 1574: for ( i = 0; i <= b->m; i++ )
1575: if ( b->body[i] ) {
1576: nd_free(b->body[i]);
1577: b->body[i] = 0;
1578: }
1579: GC_free(b);
1.25 noro 1580: }
1581:
1.63 noro 1582: void add_pbucket_symbolic(PGeoBucket g,ND d)
1583: {
1.157 noro 1584: int l,i,k,m;
1.63 noro 1585:
1.157 noro 1586: if ( !d )
1587: return;
1588: l = LEN(d);
1589: for ( k = 0, m = 1; l > m; k++, m <<= 1 );
1590: /* 2^(k-1) < l <= 2^k (=m) */
1591: d = nd_merge(g->body[k],d);
1592: for ( ; d && LEN(d) > m; k++, m <<= 1 ) {
1593: g->body[k] = 0;
1594: d = nd_merge(g->body[k+1],d);
1595: }
1596: g->body[k] = d;
1597: g->m = MAX(g->m,k);
1.63 noro 1598: }
1599:
1.31 noro 1600: void add_pbucket(int mod,PGeoBucket g,ND d)
1.1 noro 1601: {
1.157 noro 1602: int l,i,k,m;
1.1 noro 1603:
1.157 noro 1604: if ( !d )
1605: return;
1606: l = LEN(d);
1607: for ( k = 0, m = 1; l > m; k++, m <<= 1 );
1608: /* 2^(k-1) < l <= 2^k (=m) */
1609: d = nd_add(mod,g->body[k],d);
1610: for ( ; d && LEN(d) > m; k++, m <<= 1 ) {
1611: g->body[k] = 0;
1612: d = nd_add(mod,g->body[k+1],d);
1613: }
1614: g->body[k] = d;
1615: g->m = MAX(g->m,k);
1.1 noro 1616: }
1617:
1.113 noro 1618: void mulq_pbucket(PGeoBucket g,Q c)
1.26 noro 1619: {
1.157 noro 1620: int k;
1.26 noro 1621:
1.157 noro 1622: for ( k = 0; k <= g->m; k++ )
1623: nd_mul_c_q(g->body[k],(P)c);
1.26 noro 1624: }
1625:
1.63 noro 1626: NM remove_head_pbucket_symbolic(PGeoBucket g)
1627: {
1.157 noro 1628: int j,i,k,c;
1629: NM head;
1630:
1631: k = g->m;
1632: j = -1;
1633: for ( i = 0; i <= k; i++ ) {
1634: if ( !g->body[i] ) continue;
1635: if ( j < 0 ) j = i;
1636: else {
1637: c = DL_COMPARE(HDL(g->body[i]),HDL(g->body[j]));
1638: if ( c > 0 )
1639: j = i;
1640: else if ( c == 0 )
1641: g->body[i] = nd_remove_head(g->body[i]);
1642: }
1643: }
1644: if ( j < 0 ) return 0;
1645: else {
1646: head = BDY(g->body[j]);
1647: if ( !NEXT(head) ) {
1648: FREEND(g->body[j]);
1649: g->body[j] = 0;
1650: } else {
1651: BDY(g->body[j]) = NEXT(head);
1652: LEN(g->body[j])--;
1653: }
1654: return head;
1655: }
1.63 noro 1656: }
1657:
1.19 noro 1658: int head_pbucket(int mod,PGeoBucket g)
1.1 noro 1659: {
1.157 noro 1660: int j,i,c,k,nv,sum;
1661: UINT *di,*dj;
1662: ND gi,gj;
1663:
1664: k = g->m;
1665: while ( 1 ) {
1666: j = -1;
1667: for ( i = 0; i <= k; i++ ) {
1668: if ( !(gi = g->body[i]) )
1669: continue;
1670: if ( j < 0 ) {
1671: j = i;
1672: gj = g->body[j];
1673: dj = HDL(gj);
1674: sum = HCM(gj);
1675: } else {
1676: c = DL_COMPARE(HDL(gi),dj);
1677: if ( c > 0 ) {
1678: if ( sum ) HCM(gj) = sum;
1679: else g->body[j] = nd_remove_head(gj);
1680: j = i;
1681: gj = g->body[j];
1682: dj = HDL(gj);
1683: sum = HCM(gj);
1684: } else if ( c == 0 ) {
1685: if ( mod == -1 )
1686: sum = _addsf(sum,HCM(gi));
1687: else {
1688: sum = sum+HCM(gi)-mod;
1689: if ( sum < 0 ) sum += mod;
1690: }
1691: g->body[i] = nd_remove_head(gi);
1692: }
1693: }
1694: }
1695: if ( j < 0 ) return -1;
1696: else if ( sum ) {
1697: HCM(gj) = sum;
1698: return j;
1699: } else
1700: g->body[j] = nd_remove_head(gj);
1701: }
1.26 noro 1702: }
1703:
1.113 noro 1704: int head_pbucket_q(PGeoBucket g)
1.26 noro 1705: {
1.157 noro 1706: int j,i,c,k,nv;
1707: Q sum,t;
1708: ND gi,gj;
1709:
1710: k = g->m;
1711: while ( 1 ) {
1712: j = -1;
1713: for ( i = 0; i <= k; i++ ) {
1714: if ( !(gi = g->body[i]) ) continue;
1715: if ( j < 0 ) {
1716: j = i;
1717: gj = g->body[j];
1718: sum = HCQ(gj);
1719: } else {
1720: nv = NV(gi);
1721: c = DL_COMPARE(HDL(gi),HDL(gj));
1722: if ( c > 0 ) {
1723: if ( sum ) HCQ(gj) = sum;
1724: else g->body[j] = nd_remove_head(gj);
1725: j = i;
1726: gj = g->body[j];
1727: sum = HCQ(gj);
1728: } else if ( c == 0 ) {
1729: addq(sum,HCQ(gi),&t);
1730: sum = t;
1731: g->body[i] = nd_remove_head(gi);
1732: }
1733: }
1734: }
1735: if ( j < 0 ) return -1;
1736: else if ( sum ) {
1737: HCQ(gj) = sum;
1738: return j;
1739: } else
1740: g->body[j] = nd_remove_head(gj);
1741: }
1.1 noro 1742: }
1743:
1.25 noro 1744: ND normalize_pbucket(int mod,PGeoBucket g)
1.1 noro 1745: {
1.157 noro 1746: int i;
1747: ND r,t;
1.1 noro 1748:
1.157 noro 1749: r = 0;
1750: for ( i = 0; i <= g->m; i++ ) {
1751: r = nd_add(mod,r,g->body[i]);
1752: g->body[i] = 0;
1753: }
1754: g->m = -1;
1755: return r;
1.1 noro 1756: }
1757:
1.150 noro 1758: #if 0
1759: void register_hcf(NDV p)
1760: {
1.157 noro 1761: DCP dc,t;
1762: P hc,h;
1763: int c;
1764: NODE l,l1,prev;
1765:
1766: hc = p->body->c.p;
1767: if ( !nd_vc || NUM(hc) ) return;
1768: fctrp(nd_vc,hc,&dc);
1769: for ( t = dc; t; t = NEXT(t) ) {
1770: h = t->c;
1771: if ( NUM(h) ) continue;
1772: for ( prev = 0, l = nd_hcf; l; prev = l, l = NEXT(l) ) {
1773: c = compp(nd_vc,h,(P)BDY(l));
1774: if ( c >= 0 ) break;
1775: }
1776: if ( !l || c > 0 ) {
1777: MKNODE(l1,h,l);
1778: if ( !prev )
1779: nd_hcf = l1;
1780: else
1781: NEXT(prev) = l1;
1782: }
1783: }
1.150 noro 1784: }
1785: #else
1786: void register_hcf(NDV p)
1787: {
1.157 noro 1788: DCP dc,t;
1789: P hc,h,q;
1790: Q dmy;
1791: int c;
1792: NODE l,l1,prev;
1793:
1794: hc = p->body->c.p;
1795: if ( NUM(hc) ) return;
1796: ptozp(hc,1,&dmy,&h);
1.150 noro 1797: #if 1
1.157 noro 1798: for ( l = nd_hcf; l; l = NEXT(l) ) {
1799: while ( 1 ) {
1800: if ( divtpz(nd_vc,h,(P)BDY(l),&q) ) h = q;
1801: else break;
1802: }
1803: }
1804: if ( NUM(h) ) return;
1.150 noro 1805: #endif
1.157 noro 1806: for ( prev = 0, l = nd_hcf; l; prev = l, l = NEXT(l) ) {
1807: c = compp(nd_vc,h,(P)BDY(l));
1808: if ( c >= 0 ) break;
1809: }
1810: if ( !l || c > 0 ) {
1811: MKNODE(l1,h,l);
1812: if ( !prev )
1813: nd_hcf = l1;
1814: else
1815: NEXT(prev) = l1;
1816: }
1.150 noro 1817: }
1818: #endif
1819:
1.122 noro 1820: int do_diagonalize(int sugar,int m)
1.92 noro 1821: {
1.157 noro 1822: int i,nh,stat;
1823: NODE r,g,t;
1824: ND h,nf,s,head;
1825: NDV nfv;
1826: Q q,num,den;
1.167 noro 1827: P nm,nmp,dn,mnp,dnp,cont,cont1;
1828: union oNDC hc;
1829: NODE node;
1830: LIST l;
1831: Q iq;
1.157 noro 1832:
1833: for ( i = nd_psn-1; i >= 0 && SG(nd_psh[i]) == sugar; i-- ) {
1.172 noro 1834: if ( nd_gentrace ) {
1.167 noro 1835: /* Trace = [1,index,1,1] */
1836: STOQ(i,iq); node = mknode(4,ONE,iq,ONE,ONE);
1837: MKLIST(l,node); MKNODE(nd_tracelist,l,0);
1838: }
1.157 noro 1839: if ( nd_demand )
1840: nfv = ndv_load(i);
1841: else
1842: nfv = nd_ps[i];
1843: s = ndvtond(m,nfv);
1844: s = nd_separate_head(s,&head);
1845: stat = nd_nf(m,head,s,nd_ps,1,0,&nf);
1846: if ( !stat ) return 0;
1847: ndv_free(nfv);
1.167 noro 1848: hc = HCU(nf); nd_removecont(m,nf);
1849: cont = ndc_div(m,hc,HCU(nf));
1.172 noro 1850: if ( nd_gentrace ) finalize_tracelist(i,cont);
1.157 noro 1851: nfv = ndtondv(m,nf);
1852: nd_free(nf);
1853: nd_bound[i] = ndv_compute_bound(nfv);
1854: if ( !m ) register_hcf(nfv);
1855: if ( nd_demand ) {
1856: ndv_save(nfv,i);
1857: ndv_free(nfv);
1858: } else
1859: nd_ps[i] = nfv;
1860: }
1861: return 1;
1.92 noro 1862: }
1863:
1.27 noro 1864: /* return value = 0 => input is not a GB */
1865:
1.168 noro 1866: NODE nd_gb(int m,int ishomo,int checkonly,int gensyz,int **indp)
1.1 noro 1867: {
1.157 noro 1868: int i,nh,sugar,stat;
1869: NODE r,g,t;
1870: ND_pairs d;
1871: ND_pairs l;
1872: ND h,nf,s,head,nf1;
1873: NDV nfv;
1874: Q q,num,den;
1.167 noro 1875: union oNDC dn,hc;
1.157 noro 1876: int diag_count = 0;
1.167 noro 1877: P cont;
1878: LIST list;
1.157 noro 1879:
1880: g = 0; d = 0;
1881: for ( i = 0; i < nd_psn; i++ ) {
1.168 noro 1882: d = update_pairs(d,g,i,gensyz);
1.157 noro 1883: g = update_base(g,i);
1884: }
1885: sugar = 0;
1886: while ( d ) {
1.1 noro 1887: again:
1.157 noro 1888: l = nd_minp(d,&d);
1889: if ( SG(l) != sugar ) {
1890: if ( ishomo ) {
1891: diag_count = 0;
1892: stat = do_diagonalize(sugar,m);
1893: if ( !stat ) {
1894: NEXT(l) = d; d = l;
1895: d = nd_reconstruct(0,d);
1896: goto again;
1897: }
1898: }
1899: sugar = SG(l);
1900: if ( DP_Print ) fprintf(asir_out,"%d",sugar);
1901: }
1902: stat = nd_sp(m,0,l,&h);
1903: if ( !stat ) {
1904: NEXT(l) = d; d = l;
1905: d = nd_reconstruct(0,d);
1906: goto again;
1907: }
1.41 noro 1908: #if USE_GEOBUCKET
1.172 noro 1909: stat = (m&&!nd_gentrace)?nd_nf_pbucket(m,h,nd_ps,!Top,&nf)
1.167 noro 1910: :nd_nf(m,0,h,nd_ps,!Top,0,&nf);
1.41 noro 1911: #else
1.157 noro 1912: stat = nd_nf(m,0,h,nd_ps,!Top,0,&nf);
1.41 noro 1913: #endif
1.157 noro 1914: if ( !stat ) {
1915: NEXT(l) = d; d = l;
1916: d = nd_reconstruct(0,d);
1917: goto again;
1918: } else if ( nf ) {
1.168 noro 1919: if ( checkonly || gensyz ) return 0;
1.157 noro 1920: if ( DP_Print ) { printf("+"); fflush(stdout); }
1.167 noro 1921: hc = HCU(nf);
1.157 noro 1922: nd_removecont(m,nf);
1923: if ( !m && nd_nalg ) {
1924: nd_monic(0,&nf);
1925: nd_removecont(m,nf);
1926: }
1.172 noro 1927: if ( nd_gentrace ) {
1.167 noro 1928: cont = ndc_div(m,hc,HCU(nf));
1929: if ( m || !UNIQ(cont) ) {
1930: t = mknode(4,0,0,0,cont);
1931: MKLIST(list,t); MKNODE(t,list,nd_tracelist);
1932: nd_tracelist = t;
1933: }
1934: }
1.157 noro 1935: nfv = ndtondv(m,nf); nd_free(nf);
1936: nh = ndv_newps(m,nfv,0);
1937: if ( !m && (ishomo && ++diag_count == diag_period) ) {
1938: diag_count = 0;
1939: stat = do_diagonalize(sugar,m);
1940: if ( !stat ) {
1941: NEXT(l) = d; d = l;
1942: d = nd_reconstruct(1,d);
1943: goto again;
1944: }
1945: }
1.168 noro 1946: d = update_pairs(d,g,nh,0);
1.157 noro 1947: g = update_base(g,nh);
1948: FREENDP(l);
1949: } else {
1.172 noro 1950: if ( nd_gentrace && gensyz ) {
1.168 noro 1951: nd_tracelist = reverse_node(nd_tracelist);
1952: MKLIST(list,nd_tracelist);
1953: STOQ(-1,q); t = mknode(2,q,list); MKLIST(list,t);
1954: MKNODE(t,list,nd_alltracelist);
1955: nd_alltracelist = t; nd_tracelist = 0;
1956: }
1.157 noro 1957: if ( DP_Print ) { printf("."); fflush(stdout); }
1958: FREENDP(l);
1959: }
1960: }
1.167 noro 1961: conv_ilist(nd_demand,0,g,indp);
1.157 noro 1962: if ( !checkonly && DP_Print ) { printf("nd_gb done.\n"); fflush(stdout); }
1963: return g;
1.1 noro 1964: }
1965:
1.122 noro 1966: int do_diagonalize_trace(int sugar,int m)
1.91 noro 1967: {
1.157 noro 1968: int i,nh,stat;
1969: NODE r,g,t;
1970: ND h,nf,nfq,s,head;
1971: NDV nfv,nfqv;
1972: Q q,den,num;
1.167 noro 1973: union oNDC hc;
1974: NODE node;
1975: LIST l;
1976: Q iq;
1977: P cont,cont1;
1.157 noro 1978:
1979: for ( i = nd_psn-1; i >= 0 && SG(nd_psh[i]) == sugar; i-- ) {
1.172 noro 1980: if ( nd_gentrace ) {
1.167 noro 1981: /* Trace = [1,index,1,1] */
1982: STOQ(i,iq); node = mknode(4,ONE,iq,ONE,ONE);
1983: MKLIST(l,node); MKNODE(nd_tracelist,l,0);
1984: }
1.157 noro 1985: /* for nd_ps */
1986: s = ndvtond(m,nd_ps[i]);
1987: s = nd_separate_head(s,&head);
1988: stat = nd_nf_pbucket(m,s,nd_ps,1,&nf);
1989: if ( !stat ) return 0;
1990: nf = nd_add(m,head,nf);
1991: ndv_free(nd_ps[i]);
1992: nd_ps[i] = ndtondv(m,nf);
1993: nd_free(nf);
1994:
1995: /* for nd_ps_trace */
1996: if ( nd_demand )
1997: nfv = ndv_load(i);
1998: else
1999: nfv = nd_ps_trace[i];
2000: s = ndvtond(0,nfv);
2001: s = nd_separate_head(s,&head);
2002: stat = nd_nf(0,head,s,nd_ps_trace,1,0,&nf);
2003: if ( !stat ) return 0;
2004: ndv_free(nfv);
1.167 noro 2005: hc = HCU(nf); nd_removecont(0,nf);
2006: cont = ndc_div(0,hc,HCU(nf));
1.172 noro 2007: if ( nd_gentrace ) finalize_tracelist(i,cont);
1.157 noro 2008: nfv = ndtondv(0,nf);
2009: nd_free(nf);
2010: nd_bound[i] = ndv_compute_bound(nfv);
2011: register_hcf(nfv);
2012: if ( nd_demand ) {
2013: ndv_save(nfv,i);
2014: ndv_free(nfv);
2015: } else
2016: nd_ps_trace[i] = nfv;
2017: }
2018: return 1;
1.91 noro 2019: }
2020:
1.118 noro 2021: static struct oEGT eg_invdalg;
2022: struct oEGT eg_le;
2023:
1.147 noro 2024: void nd_subst_vector(VL vl,P p,NODE subst,P *r)
2025: {
1.157 noro 2026: NODE tn;
2027: P p1;
1.147 noro 2028:
1.157 noro 2029: for ( tn = subst; tn; tn = NEXT(NEXT(tn)) ) {
2030: substp(vl,p,BDY(tn),BDY(NEXT(tn)),&p1); p = p1;
2031: }
2032: *r = p;
1.147 noro 2033: }
2034:
1.167 noro 2035: NODE nd_gb_trace(int m,int ishomo,int **indp)
1.20 noro 2036: {
1.157 noro 2037: int i,nh,sugar,stat;
2038: NODE r,g,t;
2039: ND_pairs d;
2040: ND_pairs l;
2041: ND h,nf,nfq,s,head;
2042: NDV nfv,nfqv;
2043: Q q,den,num;
2044: P hc;
1.167 noro 2045: union oNDC dn,hnfq;
1.157 noro 2046: struct oEGT eg_monic,egm0,egm1;
2047: int diag_count = 0;
1.167 noro 2048: P cont;
2049: LIST list;
1.157 noro 2050:
2051: init_eg(&eg_monic);
2052: init_eg(&eg_invdalg);
2053: init_eg(&eg_le);
2054: g = 0; d = 0;
2055: for ( i = 0; i < nd_psn; i++ ) {
1.168 noro 2056: d = update_pairs(d,g,i,0);
1.157 noro 2057: g = update_base(g,i);
2058: }
2059: sugar = 0;
2060: while ( d ) {
1.20 noro 2061: again:
1.157 noro 2062: l = nd_minp(d,&d);
2063: if ( SG(l) != sugar ) {
1.130 noro 2064: #if 1
1.157 noro 2065: if ( ishomo ) {
2066: if ( DP_Print > 2 ) fprintf(asir_out,"|");
2067: stat = do_diagonalize_trace(sugar,m);
2068: if ( DP_Print > 2 ) fprintf(asir_out,"|");
2069: diag_count = 0;
2070: if ( !stat ) {
2071: NEXT(l) = d; d = l;
2072: d = nd_reconstruct(1,d);
2073: goto again;
2074: }
2075: }
1.130 noro 2076: #endif
1.157 noro 2077: sugar = SG(l);
2078: if ( DP_Print ) fprintf(asir_out,"%d",sugar);
2079: }
2080: stat = nd_sp(m,0,l,&h);
2081: if ( !stat ) {
2082: NEXT(l) = d; d = l;
2083: d = nd_reconstruct(1,d);
2084: goto again;
2085: }
1.41 noro 2086: #if USE_GEOBUCKET
1.157 noro 2087: stat = nd_nf_pbucket(m,h,nd_ps,!Top,&nf);
1.41 noro 2088: #else
1.157 noro 2089: stat = nd_nf(m,0,h,nd_ps,!Top,0,&nf);
1.41 noro 2090: #endif
1.157 noro 2091: if ( !stat ) {
2092: NEXT(l) = d; d = l;
2093: d = nd_reconstruct(1,d);
2094: goto again;
2095: } else if ( nf ) {
2096: if ( nd_demand ) {
2097: nfqv = ndv_load(nd_psn);
2098: nfq = ndvtond(0,nfqv);
2099: } else
2100: nfq = 0;
2101: if ( !nfq ) {
2102: if ( !nd_sp(0,1,l,&h) || !nd_nf(0,0,h,nd_ps_trace,!Top,0,&nfq) ) {
2103: NEXT(l) = d; d = l;
2104: d = nd_reconstruct(1,d);
2105: goto again;
2106: }
2107: }
2108: if ( nfq ) {
2109: /* m|HC(nfq) => failure */
2110: if ( nd_vc ) {
2111: nd_subst_vector(nd_vc,HCP(nfq),nd_subst,&hc); q = (Q)hc;
2112: } else
2113: q = HCQ(nfq);
2114: if ( !rem(NM(q),m) ) return 0;
2115:
2116: if ( DP_Print ) { printf("+"); fflush(stdout); }
1.167 noro 2117: hnfq = HCU(nfq);
1.157 noro 2118: if ( nd_nalg ) {
2119: /* m|DN(HC(nf)^(-1)) => failure */
2120: get_eg(&egm0);
2121: if ( !nd_monic(m,&nfq) ) return 0;
2122: get_eg(&egm1); add_eg(&eg_monic,&egm0,&egm1);
2123: nd_removecont(0,nfq); nfqv = ndtondv(0,nfq); nd_free(nfq);
2124: nfv = ndv_dup(0,nfqv); ndv_mod(m,nfv); nd_free(nf);
2125: } else {
2126: nd_removecont(0,nfq); nfqv = ndtondv(0,nfq); nd_free(nfq);
2127: nd_removecont(m,nf); nfv = ndtondv(m,nf); nd_free(nf);
2128: }
1.172 noro 2129: if ( nd_gentrace ) {
1.167 noro 2130: cont = ndc_div(0,hnfq,HCU(nfqv));
2131: if ( !UNIQ(cont) ) {
2132: t = mknode(4,0,0,0,cont);
2133: MKLIST(list,t); MKNODE(t,list,nd_tracelist);
2134: nd_tracelist = t;
2135: }
2136: }
1.157 noro 2137: nh = ndv_newps(0,nfv,nfqv);
2138: if ( ishomo && ++diag_count == diag_period ) {
2139: diag_count = 0;
2140: if ( DP_Print > 2 ) fprintf(asir_out,"|");
2141: stat = do_diagonalize_trace(sugar,m);
2142: if ( DP_Print > 2 ) fprintf(asir_out,"|");
2143: if ( !stat ) {
2144: NEXT(l) = d; d = l;
2145: d = nd_reconstruct(1,d);
2146: goto again;
2147: }
2148: }
1.168 noro 2149: d = update_pairs(d,g,nh,0);
1.157 noro 2150: g = update_base(g,nh);
2151: } else {
2152: if ( DP_Print ) { printf("*"); fflush(stdout); }
2153: }
2154: } else {
2155: if ( DP_Print ) { printf("."); fflush(stdout); }
2156: }
2157: FREENDP(l);
2158: }
2159: if ( nd_nalg ) {
2160: print_eg("monic",&eg_monic);
2161: print_eg("invdalg",&eg_invdalg);
2162: print_eg("le",&eg_le);
2163: }
1.167 noro 2164: conv_ilist(nd_demand,1,g,indp);
1.157 noro 2165: if ( DP_Print ) { printf("nd_gb_trace done.\n"); fflush(stdout); }
2166: return g;
1.20 noro 2167: }
2168:
1.23 noro 2169: int ndv_compare(NDV *p1,NDV *p2)
2170: {
1.157 noro 2171: return DL_COMPARE(HDL(*p1),HDL(*p2));
1.23 noro 2172: }
2173:
2174: int ndv_compare_rev(NDV *p1,NDV *p2)
2175: {
1.157 noro 2176: return -DL_COMPARE(HDL(*p1),HDL(*p2));
1.23 noro 2177: }
2178:
1.167 noro 2179: int ndvi_compare(NDVI p1,NDVI p2)
2180: {
2181: return DL_COMPARE(HDL(p1->p),HDL(p2->p));
2182: }
2183:
2184: int ndvi_compare_rev(NDVI p1,NDVI p2)
2185: {
2186: return -DL_COMPARE(HDL(p1->p),HDL(p2->p));
2187: }
2188:
1.61 noro 2189: NODE ndv_reduceall(int m,NODE f)
1.23 noro 2190: {
1.167 noro 2191: int i,j,n,stat;
1.157 noro 2192: ND nf,g,head;
2193: NODE t,a0,a;
2194: union oNDC dn;
2195: Q q,num,den;
1.167 noro 2196: NODE node;
2197: LIST l;
2198: Q iq,jq;
2199: int *perm;
2200: union oNDC hc;
2201: P cont,cont1;
1.23 noro 2202:
1.173 noro 2203: if ( nd_nora ) return f;
1.157 noro 2204: n = length(f);
2205: ndv_setup(m,0,f,0,1);
1.167 noro 2206: perm = (int *)MALLOC(n*sizeof(int));
1.172 noro 2207: if ( nd_gentrace ) {
1.167 noro 2208: for ( t = nd_tracelist, i = 0; i < n; i++, t = NEXT(t) )
2209: perm[i] = QTOS((Q)ARG1(BDY((LIST)BDY(t))));
2210: }
1.157 noro 2211: for ( i = 0; i < n; ) {
1.172 noro 2212: if ( nd_gentrace ) {
1.167 noro 2213: /* Trace = [1,index,1,1] */
2214: STOQ(i,iq); node = mknode(4,ONE,iq,ONE,ONE);
2215: MKLIST(l,node); MKNODE(nd_tracelist,l,0);
2216: }
1.157 noro 2217: g = ndvtond(m,nd_ps[i]);
2218: g = nd_separate_head(g,&head);
2219: stat = nd_nf(m,head,g,nd_ps,1,0,&nf);
2220: if ( !stat )
2221: nd_reconstruct(0,0);
2222: else {
2223: if ( DP_Print ) { printf("."); fflush(stdout); }
2224: ndv_free(nd_ps[i]);
1.167 noro 2225: hc = HCU(nf); nd_removecont(m,nf);
1.172 noro 2226: if ( nd_gentrace ) {
1.167 noro 2227: for ( t = nd_tracelist; t; t = NEXT(t) ) {
2228: jq = ARG1(BDY((LIST)BDY(t))); j = QTOS(jq);
2229: STOQ(perm[j],jq); ARG1(BDY((LIST)BDY(t))) = jq;
2230: }
2231: cont = ndc_div(m,hc,HCU(nf));
2232: finalize_tracelist(perm[i],cont);
2233: }
1.157 noro 2234: nd_ps[i] = ndtondv(m,nf); nd_free(nf);
2235: nd_bound[i] = ndv_compute_bound(nd_ps[i]);
2236: i++;
2237: }
2238: }
2239: if ( DP_Print ) { printf("\n"); }
2240: for ( a0 = 0, i = 0; i < n; i++ ) {
2241: NEXTNODE(a0,a);
1.172 noro 2242: if ( !nd_gentrace ) BDY(a) = (pointer)nd_ps[i];
1.167 noro 2243: else {
2244: for ( j = 0; j < n; j++ ) if ( perm[j] == i ) break;
2245: BDY(a) = (pointer)nd_ps[j];
2246: }
1.157 noro 2247: }
2248: NEXT(a) = 0;
2249: return a0;
1.23 noro 2250: }
2251:
1.168 noro 2252: ND_pairs update_pairs( ND_pairs d, NODE /* of index */ g, int t, int gensyz)
1.1 noro 2253: {
1.157 noro 2254: ND_pairs d1,nd,cur,head,prev,remove;
1.1 noro 2255:
1.157 noro 2256: if ( !g ) return d;
1.168 noro 2257: /* for testing */
1.172 noro 2258: if ( gensyz && nd_gensyz == 2 ) {
1.168 noro 2259: d1 = nd_newpairs(g,t);
2260: if ( !d )
2261: return d1;
2262: else {
2263: nd = d;
2264: while ( NEXT(nd) ) nd = NEXT(nd);
2265: NEXT(nd) = d1;
2266: return d;
2267: }
2268: }
1.157 noro 2269: d = crit_B(d,t);
2270: d1 = nd_newpairs(g,t);
2271: d1 = crit_M(d1);
2272: d1 = crit_F(d1);
1.168 noro 2273: if ( gensyz || do_weyl )
1.157 noro 2274: head = d1;
2275: else {
2276: prev = 0; cur = head = d1;
2277: while ( cur ) {
2278: if ( crit_2( cur->i1,cur->i2 ) ) {
2279: remove = cur;
2280: if ( !prev ) head = cur = NEXT(cur);
2281: else cur = NEXT(prev) = NEXT(cur);
2282: FREENDP(remove);
2283: } else {
2284: prev = cur; cur = NEXT(cur);
2285: }
2286: }
2287: }
2288: if ( !d )
2289: return head;
2290: else {
2291: nd = d;
2292: while ( NEXT(nd) ) nd = NEXT(nd);
2293: NEXT(nd) = head;
2294: return d;
2295: }
1.1 noro 2296: }
2297:
1.157 noro 2298:
1.1 noro 2299: ND_pairs nd_newpairs( NODE g, int t )
2300: {
1.157 noro 2301: NODE h;
2302: UINT *dl;
2303: int ts,s;
2304: ND_pairs r,r0;
2305:
2306: dl = DL(nd_psh[t]);
2307: ts = SG(nd_psh[t]) - TD(dl);
2308: for ( r0 = 0, h = g; h; h = NEXT(h) ) {
1.159 noro 2309: if ( nd_module && (MPOS(DL(nd_psh[(long)BDY(h)])) != MPOS(dl)) )
1.157 noro 2310: continue;
2311: NEXTND_pairs(r0,r);
1.159 noro 2312: r->i1 = (long)BDY(h);
1.157 noro 2313: r->i2 = t;
2314: ndl_lcm(DL(nd_psh[r->i1]),dl,r->lcm);
2315: s = SG(nd_psh[r->i1])-TD(DL(nd_psh[r->i1]));
2316: SG(r) = MAX(s,ts) + TD(LCM(r));
2317: }
2318: if ( r0 ) NEXT(r) = 0;
2319: return r0;
1.1 noro 2320: }
2321:
1.157 noro 2322: /* kokokara */
2323:
1.1 noro 2324: ND_pairs crit_B( ND_pairs d, int s )
2325: {
1.157 noro 2326: ND_pairs cur,head,prev,remove;
2327: UINT *t,*tl,*lcm;
2328: int td,tdl;
2329:
2330: if ( !d ) return 0;
2331: t = DL(nd_psh[s]);
2332: prev = 0;
2333: head = cur = d;
2334: lcm = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
2335: while ( cur ) {
2336: tl = cur->lcm;
1.163 noro 2337: if ( ndl_reducible(tl,t) ) {
2338: ndl_lcm(DL(nd_psh[cur->i1]),t,lcm);
1.167 noro 2339: if ( !ndl_equal(lcm,tl) ) {
2340: ndl_lcm(DL(nd_psh[cur->i2]),t,lcm);
2341: if (!ndl_equal(lcm,tl)) {
2342: remove = cur;
2343: if ( !prev ) {
2344: head = cur = NEXT(cur);
2345: } else {
2346: cur = NEXT(prev) = NEXT(cur);
2347: }
2348: FREENDP(remove);
2349: } else {
2350: prev = cur; cur = NEXT(cur);
2351: }
2352: } else {
2353: prev = cur; cur = NEXT(cur);
2354: }
1.157 noro 2355: } else {
2356: prev = cur; cur = NEXT(cur);
2357: }
2358: }
2359: return head;
1.1 noro 2360: }
2361:
2362: ND_pairs crit_M( ND_pairs d1 )
2363: {
1.157 noro 2364: ND_pairs e,d2,d3,dd,p;
2365: UINT *id,*jd;
1.1 noro 2366:
1.157 noro 2367: if ( !d1 ) return d1;
2368: for ( dd = 0, e = d1; e; e = d3 ) {
2369: if ( !(d2 = NEXT(e)) ) {
2370: NEXT(e) = dd;
2371: return e;
2372: }
2373: id = LCM(e);
2374: for ( d3 = 0; d2; d2 = p ) {
2375: p = NEXT(d2);
2376: jd = LCM(d2);
2377: if ( ndl_equal(jd,id) )
2378: ;
2379: else if ( TD(jd) > TD(id) )
2380: if ( ndl_reducible(jd,id) ) continue;
2381: else ;
2382: else if ( ndl_reducible(id,jd) ) goto delit;
2383: NEXT(d2) = d3;
2384: d3 = d2;
2385: }
2386: NEXT(e) = dd;
2387: dd = e;
2388: continue;
2389: /**/
2390: delit: NEXT(d2) = d3;
2391: d3 = d2;
2392: for ( ; p; p = d2 ) {
2393: d2 = NEXT(p);
2394: NEXT(p) = d3;
2395: d3 = p;
2396: }
2397: FREENDP(e);
2398: }
2399: return dd;
1.1 noro 2400: }
2401:
2402: ND_pairs crit_F( ND_pairs d1 )
2403: {
1.157 noro 2404: ND_pairs rest, head,remove;
2405: ND_pairs last, p, r, w;
2406: int s;
2407:
2408: if ( !d1 ) return d1;
2409: for ( head = last = 0, p = d1; NEXT(p); ) {
2410: r = w = equivalent_pairs(p,&rest);
2411: s = SG(r);
2412: w = NEXT(w);
2413: while ( w ) {
2414: if ( crit_2(w->i1,w->i2) ) {
2415: r = w;
2416: w = NEXT(w);
2417: while ( w ) {
2418: remove = w;
2419: w = NEXT(w);
2420: FREENDP(remove);
2421: }
2422: break;
2423: } else if ( SG(w) < s ) {
2424: FREENDP(r);
2425: r = w;
2426: s = SG(r);
2427: w = NEXT(w);
2428: } else {
2429: remove = w;
2430: w = NEXT(w);
2431: FREENDP(remove);
2432: }
2433: }
2434: if ( last ) NEXT(last) = r;
2435: else head = r;
2436: NEXT(last = r) = 0;
2437: p = rest;
2438: if ( !p ) return head;
2439: }
2440: if ( !last ) return p;
2441: NEXT(last) = p;
2442: return head;
1.1 noro 2443: }
2444:
2445: int crit_2( int dp1, int dp2 )
2446: {
1.157 noro 2447: return ndl_disjoint(DL(nd_psh[dp1]),DL(nd_psh[dp2]));
1.1 noro 2448: }
2449:
1.40 noro 2450: ND_pairs equivalent_pairs( ND_pairs d1, ND_pairs *prest )
1.1 noro 2451: {
1.157 noro 2452: ND_pairs w,p,r,s;
2453: UINT *d;
1.1 noro 2454:
1.157 noro 2455: w = d1;
2456: d = LCM(w);
2457: s = NEXT(w);
2458: NEXT(w) = 0;
2459: for ( r = 0; s; s = p ) {
2460: p = NEXT(s);
2461: if ( ndl_equal(d,LCM(s)) ) {
2462: NEXT(s) = w; w = s;
2463: } else {
2464: NEXT(s) = r; r = s;
2465: }
2466: }
2467: *prest = r;
2468: return w;
1.1 noro 2469: }
2470:
2471: NODE update_base(NODE nd,int ndp)
2472: {
1.157 noro 2473: UINT *dl, *dln;
2474: NODE last, p, head;
1.1 noro 2475:
1.157 noro 2476: dl = DL(nd_psh[ndp]);
2477: for ( head = last = 0, p = nd; p; ) {
1.159 noro 2478: dln = DL(nd_psh[(long)BDY(p)]);
1.157 noro 2479: if ( ndl_reducible( dln, dl ) ) {
2480: p = NEXT(p);
2481: if ( last ) NEXT(last) = p;
2482: } else {
2483: if ( !last ) head = p;
2484: p = NEXT(last = p);
2485: }
2486: }
2487: head = append_one(head,ndp);
2488: return head;
1.1 noro 2489: }
2490:
2491: ND_pairs nd_minp( ND_pairs d, ND_pairs *prest )
2492: {
1.157 noro 2493: ND_pairs m,ml,p,l;
2494: UINT *lcm;
2495: int s,td,len,tlen,c,c1;
2496:
2497: if ( !(p = NEXT(m = d)) ) {
2498: *prest = p;
2499: NEXT(m) = 0;
2500: return m;
2501: }
2502: s = SG(m);
2503: if ( !NoSugar ) {
2504: for ( ml = 0, l = m; p; p = NEXT(l = p) )
2505: if ( (SG(p) < s)
2506: || ((SG(p) == s) && (DL_COMPARE(LCM(p),LCM(m)) < 0)) ) {
2507: ml = l; m = p; s = SG(m);
2508: }
2509: } else {
2510: for ( ml = 0, l = m; p; p = NEXT(l = p) )
2511: if ( DL_COMPARE(LCM(p),LCM(m)) < 0 ) {
2512: ml = l; m = p; s = SG(m);
2513: }
2514: }
2515: if ( !ml ) *prest = NEXT(m);
2516: else {
2517: NEXT(ml) = NEXT(m);
2518: *prest = d;
2519: }
2520: NEXT(m) = 0;
2521: return m;
1.1 noro 2522: }
2523:
1.63 noro 2524: ND_pairs nd_minsugarp( ND_pairs d, ND_pairs *prest )
2525: {
1.157 noro 2526: int msugar,i;
2527: ND_pairs t,dm0,dm,dr0,dr;
1.63 noro 2528:
1.157 noro 2529: for ( msugar = SG(d), t = NEXT(d); t; t = NEXT(t) )
2530: if ( SG(t) < msugar ) msugar = SG(t);
2531: dm0 = 0; dr0 = 0;
2532: for ( i = 0, t = d; t; t = NEXT(t) )
2533: if ( i < nd_f4_nsp && SG(t) == msugar ) {
2534: if ( dm0 ) NEXT(dm) = t;
2535: else dm0 = t;
2536: dm = t;
2537: i++;
2538: } else {
2539: if ( dr0 ) NEXT(dr) = t;
2540: else dr0 = t;
2541: dr = t;
2542: }
2543: NEXT(dm) = 0;
2544: if ( dr0 ) NEXT(dr) = 0;
2545: *prest = dr0;
2546: return dm0;
1.63 noro 2547: }
2548:
1.77 noro 2549: int ndv_newps(int m,NDV a,NDV aq)
1.1 noro 2550: {
1.157 noro 2551: int len;
2552: RHist r;
2553: NDV b;
1.167 noro 2554: NODE tn;
2555: LIST l;
2556: Q iq;
1.157 noro 2557:
2558: if ( nd_psn == nd_pslen ) {
2559: nd_pslen *= 2;
2560: nd_ps = (NDV *)REALLOC((char *)nd_ps,nd_pslen*sizeof(NDV));
2561: nd_ps_trace = (NDV *)REALLOC((char *)nd_ps_trace,nd_pslen*sizeof(NDV));
2562: nd_psh = (RHist *)REALLOC((char *)nd_psh,nd_pslen*sizeof(RHist));
2563: nd_bound = (UINT **)
2564: REALLOC((char *)nd_bound,nd_pslen*sizeof(UINT *));
2565: }
2566: NEWRHist(r); nd_psh[nd_psn] = r;
2567: nd_ps[nd_psn] = a;
2568: if ( aq ) {
2569: nd_ps_trace[nd_psn] = aq;
2570: register_hcf(aq);
2571: nd_bound[nd_psn] = ndv_compute_bound(aq);
2572: SG(r) = SG(aq); ndl_copy(HDL(aq),DL(r));
2573: } else {
2574: if ( !m ) register_hcf(a);
2575: nd_bound[nd_psn] = ndv_compute_bound(a);
2576: SG(r) = SG(a); ndl_copy(HDL(a),DL(r));
2577: }
2578: if ( nd_demand ) {
2579: if ( aq ) {
2580: ndv_save(nd_ps_trace[nd_psn],nd_psn);
2581: nd_ps_trace[nd_psn] = 0;
2582: } else {
2583: ndv_save(nd_ps[nd_psn],nd_psn);
2584: nd_ps[nd_psn] = 0;
2585: }
2586: }
1.172 noro 2587: if ( nd_gentrace ) {
1.167 noro 2588: /* reverse the tracelist and append it to alltracelist */
2589: nd_tracelist = reverse_node(nd_tracelist); MKLIST(l,nd_tracelist);
2590: STOQ(nd_psn,iq); tn = mknode(2,iq,l); MKLIST(l,tn);
2591: MKNODE(tn,l,nd_alltracelist); nd_alltracelist = tn; nd_tracelist = 0;
2592: }
1.157 noro 2593: return nd_psn++;
1.1 noro 2594: }
2595:
1.167 noro 2596: /* nd_tracelist = [[0,index,div],...,[nd_psn-1,index,div]] */
2597:
1.151 noro 2598: void ndv_setup(int mod,int trace,NODE f,int dont_sort,int dont_removecont)
1.1 noro 2599: {
1.157 noro 2600: int i,j,td,len,max;
1.167 noro 2601: NODE s,s0,f0,tn;
1.157 noro 2602: UINT *d;
2603: RHist r;
1.167 noro 2604: NDVI w;
1.157 noro 2605: NDV a,am;
1.167 noro 2606: union oNDC hc;
2607: NODE node;
2608: P hcp;
2609: Q iq,jq,hcq;
2610: LIST l;
1.157 noro 2611:
2612: nd_found = 0; nd_notfirst = 0; nd_create = 0;
1.167 noro 2613: /* initialize the tracelist */
2614: nd_tracelist = 0;
1.157 noro 2615:
2616: for ( nd_psn = 0, s = f; s; s = NEXT(s) ) if ( BDY(s) ) nd_psn++;
1.167 noro 2617: w = (NDVI)ALLOCA(nd_psn*sizeof(struct oNDVI));
2618: for ( i = j = 0, s = f; s; s = NEXT(s), j++ )
2619: if ( BDY(s) ) { w[i].p = BDY(s); w[i].i = j; i++; }
1.157 noro 2620: if ( !dont_sort ) {
2621: /* XXX heuristic */
2622: if ( !nd_ord->id && (nd_ord->ord.simple<2) )
1.167 noro 2623: qsort(w,nd_psn,sizeof(struct oNDVI),
2624: (int (*)(const void *,const void *))ndvi_compare_rev);
1.157 noro 2625: else
1.167 noro 2626: qsort(w,nd_psn,sizeof(struct oNDVI),
2627: (int (*)(const void *,const void *))ndvi_compare);
1.157 noro 2628: }
2629: nd_pslen = 2*nd_psn;
2630: nd_ps = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
2631: nd_ps_trace = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
2632: nd_psh = (RHist *)MALLOC(nd_pslen*sizeof(RHist));
2633: nd_bound = (UINT **)MALLOC(nd_pslen*sizeof(UINT *));
2634: nd_hcf = 0;
2635:
2636: if ( trace && nd_vc )
2637: makesubst(nd_vc,&nd_subst);
2638: else
2639: nd_subst = 0;
2640:
2641: if ( !nd_red )
2642: nd_red = (RHist *)MALLOC(REDTAB_LEN*sizeof(RHist));
2643: for ( i = 0; i < REDTAB_LEN; i++ ) nd_red[i] = 0;
2644: for ( i = 0; i < nd_psn; i++ ) {
1.167 noro 2645: hc = HCU(w[i].p);
1.157 noro 2646: if ( trace ) {
1.167 noro 2647: a = nd_ps_trace[i] = ndv_dup(0,w[i].p);
1.157 noro 2648: if ( !dont_removecont) ndv_removecont(0,a);
2649: register_hcf(a);
2650: am = nd_ps[i] = ndv_dup(mod,a);
2651: ndv_mod(mod,am);
2652: ndv_removecont(mod,am);
2653: } else {
1.167 noro 2654: a = nd_ps[i] = ndv_dup(mod,w[i].p);
1.157 noro 2655: if ( mod || !dont_removecont ) ndv_removecont(mod,a);
2656: if ( !mod ) register_hcf(a);
2657: }
1.172 noro 2658: if ( nd_gentrace ) {
1.167 noro 2659: STOQ(i,iq); STOQ(w[i].i,jq); node = mknode(3,iq,jq,ONE);
1.168 noro 2660: if ( !dont_removecont )
2661: ARG2(node) = (pointer)ndc_div(trace?0:mod,hc,HCU(a));
1.167 noro 2662: MKLIST(l,node); NEXTNODE(nd_tracelist,tn); BDY(tn) = l;
2663: }
1.157 noro 2664: NEWRHist(r); SG(r) = HTD(a); ndl_copy(HDL(a),DL(r));
2665: nd_bound[i] = ndv_compute_bound(a);
2666: nd_psh[i] = r;
2667: if ( nd_demand ) {
2668: if ( trace ) {
2669: ndv_save(nd_ps_trace[i],i);
2670: nd_ps_trace[i] = 0;
2671: } else {
2672: ndv_save(nd_ps[i],i);
2673: nd_ps[i] = 0;
2674: }
2675: }
2676: }
1.172 noro 2677: if ( nd_gentrace && nd_tracelist ) NEXT(tn) = 0;
1.20 noro 2678: }
2679:
1.119 noro 2680: struct order_spec *append_block(struct order_spec *spec,
2681: int nv,int nalg,int ord);
2682:
1.121 noro 2683: extern VECT current_dl_weight_vector_obj;
2684: static VECT prev_weight_vector_obj;
2685:
1.120 noro 2686: void preprocess_algcoef(VL vv,VL av,struct order_spec *ord,LIST f,
1.157 noro 2687: struct order_spec **ord1p,LIST *f1p,NODE *alistp)
1.120 noro 2688: {
1.157 noro 2689: NODE alist,t,s,r0,r,arg;
2690: VL tv;
2691: P poly;
2692: DP d;
2693: Alg alpha,dp;
2694: DAlg inv,da,hc;
2695: MP m;
2696: int i,nvar,nalg,n;
2697: NumberField nf;
2698: LIST f1,f2;
2699: struct order_spec *current_spec;
2700: VECT obj,obj0;
2701: Obj tmp;
2702:
2703: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++);
2704: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++);
2705:
2706: for ( alist = 0, tv = av; tv; tv = NEXT(tv) ) {
2707: NEXTNODE(alist,t); MKV(tv->v,poly);
2708: MKAlg(poly,alpha); BDY(t) = (pointer)alpha;
2709: tv->v = tv->v->priv;
2710: }
2711: NEXT(t) = 0;
2712:
1.167 noro 2713: /* simplification, making polynomials monic */
1.157 noro 2714: setfield_dalg(alist);
2715: obj_algtodalg(f,&f1);
2716: for ( t = BDY(f); t; t = NEXT(t) ) {
2717: initd(ord); ptod(vv,vv,(P)BDY(t),&d);
2718: hc = (DAlg)BDY(d)->c;
2719: if ( NID(hc) == N_DA ) {
2720: invdalg(hc,&inv);
2721: for ( m = BDY(d); m; m = NEXT(m) ) {
2722: muldalg(inv,(DAlg)m->c,&da); m->c = (P)da;
2723: }
2724: }
2725: initd(ord); dtop(vv,vv,d,&poly); BDY(f) = (pointer)poly;
2726: }
2727: obj_dalgtoalg(f1,&f);
2728:
2729: /* append alg vars to the var list */
2730: for ( tv = vv; NEXT(tv); tv = NEXT(tv) );
2731: NEXT(tv) = av;
2732:
2733: /* append a block to ord */
2734: *ord1p = append_block(ord,nvar,nalg,2);
2735:
2736: /* create generator list */
2737: nf = get_numberfield();
2738: for ( i = nalg-1, t = BDY(f); i >= 0; i-- ) {
2739: MKAlg(nf->defpoly[i],dp);
2740: MKNODE(s,dp,t); t = s;
2741: }
2742: MKLIST(f1,t);
2743: *alistp = alist;
2744: algobjtorat(f1,f1p);
2745:
2746: /* creating a new weight vector */
2747: prev_weight_vector_obj = obj0 = current_dl_weight_vector_obj;
2748: n = nvar+nalg+1;
2749: MKVECT(obj,n);
2750: if ( obj0 && obj0->len == nvar )
2751: for ( i = 0; i < nvar; i++ ) BDY(obj)[i] = BDY(obj0)[i];
2752: else
2753: for ( i = 0; i < nvar; i++ ) BDY(obj)[i] = (pointer)ONE;
2754: for ( i = 0; i < nalg; i++ ) BDY(obj)[i+nvar] = 0;
2755: BDY(obj)[n-1] = (pointer)ONE;
2756: arg = mknode(1,obj);
2757: Pdp_set_weight(arg,&tmp);
1.121 noro 2758: }
2759:
2760: NODE postprocess_algcoef(VL av,NODE alist,NODE r)
2761: {
1.157 noro 2762: NODE s,t,u0,u;
2763: P p;
2764: VL tv;
2765: Obj obj,tmp;
2766: NODE arg;
2767:
2768: u0 = 0;
2769: for ( t = r; t; t = NEXT(t) ) {
2770: p = (P)BDY(t);
2771: for ( tv = av, s = alist; tv; tv = NEXT(tv), s = NEXT(s) ) {
2772: substr(CO,0,(Obj)p,tv->v,(Obj)BDY(s),&obj); p = (P)obj;
2773: }
2774: if ( OID(p) == O_P || (OID(p) == O_N && NID((Num)p) != N_A) ) {
2775: NEXTNODE(u0,u);
2776: BDY(u) = (pointer)p;
2777: }
2778: }
2779: arg = mknode(1,prev_weight_vector_obj);
2780: Pdp_set_weight(arg,&tmp);
1.121 noro 2781:
1.157 noro 2782: return u0;
1.120 noro 2783: }
2784:
1.63 noro 2785: void nd_gr(LIST f,LIST v,int m,int f4,struct order_spec *ord,LIST *rp)
1.1 noro 2786: {
1.157 noro 2787: VL tv,fv,vv,vc,av;
2788: NODE fd,fd0,r,r0,t,x,s,xx,alist;
2789: int e,max,nvar,i;
2790: NDV b;
2791: int ishomo,nalg,mrank,trank;
2792: Alg alpha,dp;
2793: P p,zp;
2794: Q dmy;
2795: LIST f1,f2,zpl;
2796: Obj obj;
2797: NumberField nf;
2798: struct order_spec *ord1;
1.170 noro 2799: NODE tr,tl1,tl2,tl3,tl4;
2800: LIST l1,l2,l3,l4,l5;
1.167 noro 2801: int j;
2802: Q jq;
2803: int *perm;
1.170 noro 2804: EPOS oepos;
2805: int obpe,oadv,ompos;
1.1 noro 2806:
1.174 ! noro 2807: nd_module = 0;
1.157 noro 2808: if ( !m && Demand ) nd_demand = 1;
2809: else nd_demand = 0;
1.172 noro 2810: parse_nd_option(current_option);
1.78 noro 2811:
1.157 noro 2812: if ( DP_Multiple )
2813: nd_scale = ((double)DP_Multiple)/(double)(Denominator?Denominator:1);
1.103 noro 2814: #if 0
1.157 noro 2815: ndv_alloc = 0;
1.103 noro 2816: #endif
1.157 noro 2817: get_vars((Obj)f,&fv); pltovl(v,&vv); vlminus(fv,vv,&nd_vc);
2818: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
2819: switch ( ord->id ) {
2820: case 1:
2821: if ( ord->nv != nvar )
2822: error("nd_{gr,f4} : invalid order specification");
2823: break;
2824: default:
2825: break;
2826: }
2827: nd_nalg = 0;
2828: av = 0;
2829: if ( !m ) {
2830: get_algtree((Obj)f,&av);
2831: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++ );
2832: nd_ntrans = nvar;
2833: nd_nalg = nalg;
2834: /* #i -> t#i */
2835: if ( nalg ) {
2836: preprocess_algcoef(vv,av,ord,f,&ord1,&f1,&alist);
2837: ord = ord1;
2838: f = f1;
2839: }
2840: nvar += nalg;
2841: }
2842: nd_init_ord(ord);
2843: mrank = 0;
2844: for ( t = BDY(f), max = 0; t; t = NEXT(t) )
2845: for ( tv = vv; tv; tv = NEXT(tv) ) {
2846: if ( nd_module ) {
2847: s = BDY((LIST)BDY(t));
2848: trank = length(s);
2849: mrank = MAX(mrank,trank);
2850: for ( ; s; s = NEXT(s) ) {
2851: e = getdeg(tv->v,(P)BDY(s));
2852: max = MAX(e,max);
2853: }
2854: } else {
2855: e = getdeg(tv->v,(P)BDY(t));
2856: max = MAX(e,max);
2857: }
2858: }
2859: nd_setup_parameters(nvar,max);
1.170 noro 2860: obpe = nd_bpe; oadv = nmv_adv; oepos = nd_epos; ompos = nd_mpos;
1.157 noro 2861: ishomo = 1;
2862: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
1.167 noro 2863: if ( nd_module ) {
1.172 noro 2864: if ( !m && !nd_gentrace ) pltozpl((LIST)BDY(t),&dmy,&zpl);
1.167 noro 2865: else zpl = (LIST)BDY(t);
1.157 noro 2866: b = (pointer)pltondv(CO,vv,zpl);
2867: } else {
1.172 noro 2868: if ( !m && !nd_gentrace ) ptozp((P)BDY(t),1,&dmy,&zp);
1.167 noro 2869: else zp = (P)BDY(t);
1.157 noro 2870: b = (pointer)ptondv(CO,vv,zp);
1.167 noro 2871: }
1.157 noro 2872: if ( ishomo )
2873: ishomo = ishomo && ndv_ishomo(b);
2874: if ( m ) ndv_mod(m,b);
2875: if ( b ) { NEXTNODE(fd0,fd); BDY(fd) = (pointer)b; }
2876: }
2877: if ( fd0 ) NEXT(fd) = 0;
2878: ndv_setup(m,0,fd0,0,0);
1.172 noro 2879: if ( nd_gentrace ) {
1.167 noro 2880: MKLIST(l1,nd_tracelist); MKNODE(nd_alltracelist,l1,0);
2881: }
1.168 noro 2882: x = f4?nd_f4(m,&perm):nd_gb(m,ishomo,0,0,&perm);
1.157 noro 2883: nd_demand = 0;
1.167 noro 2884: x = ndv_reducebase(x,perm);
1.172 noro 2885: if ( nd_gentrace ) { tl1 = nd_alltracelist; nd_alltracelist = 0; }
1.157 noro 2886: x = ndv_reduceall(m,x);
1.172 noro 2887: if ( nd_gentrace ) {
1.170 noro 2888: tl2 = nd_alltracelist; nd_alltracelist = 0;
2889: ndv_check_membership(m,fd0,obpe,oadv,oepos,x);
1.172 noro 2890: if ( nd_gentrace ) {
1.170 noro 2891: tl3 = nd_alltracelist; nd_alltracelist = 0;
2892: } else tl3 = 0;
1.172 noro 2893: nd_gb(m,0,1,nd_gensyz?1:0,0)!=0;
2894: if ( nd_gentrace && nd_gensyz ) {
1.170 noro 2895: tl4 = nd_alltracelist; nd_alltracelist = 0;
2896: } else tl4 = 0;
2897: }
1.157 noro 2898: for ( r0 = 0, t = x; t; t = NEXT(t) ) {
2899: NEXTNODE(r0,r);
1.167 noro 2900: if ( nd_module ) BDY(r) = ndvtopl(m,CO,vv,BDY(t),mrank);
1.157 noro 2901: else BDY(r) = ndvtop(m,CO,vv,BDY(t));
2902: }
2903: if ( r0 ) NEXT(r) = 0;
2904: if ( nalg )
2905: r0 = postprocess_algcoef(av,alist,r0);
2906: MKLIST(*rp,r0);
1.172 noro 2907: if ( nd_gentrace ) {
1.167 noro 2908: tl1 = reverse_node(tl1); tl2 = reverse_node(tl2);
1.170 noro 2909: tl3 = reverse_node(tl3);
1.167 noro 2910: /* tl2 = [[i,[[*,j,*,*],...]],...] */
2911: for ( t = tl2; t; t = NEXT(t) ) {
2912: /* s = [i,[*,j,*,*],...] */
2913: s = BDY((LIST)BDY(t));
2914: j = perm[QTOS((Q)ARG0(s))]; STOQ(j,jq); ARG0(s) = (pointer)jq;
2915: for ( s = BDY((LIST)ARG1(s)); s; s = NEXT(s) ) {
2916: j = perm[QTOS((Q)ARG1(BDY((LIST)BDY(s))))]; STOQ(j,jq);
2917: ARG1(BDY((LIST)BDY(s))) = (pointer)jq;
2918: }
2919: }
2920: for ( j = length(x)-1, t = 0; j >= 0; j-- ) {
2921: STOQ(perm[j],jq); MKNODE(s,jq,t); t = s;
2922: }
1.170 noro 2923: MKLIST(l1,tl1); MKLIST(l2,tl2); MKLIST(l3,t); MKLIST(l4,tl3);
2924: MKLIST(l5,tl4);
2925: tr = mknode(7,*rp,0,l1,l2,l3,l4,l5); MKLIST(*rp,tr);
1.167 noro 2926: }
1.103 noro 2927: #if 0
1.157 noro 2928: fprintf(asir_out,"ndv_alloc=%d\n",ndv_alloc);
1.103 noro 2929: #endif
1.127 noro 2930: }
2931:
2932: void nd_gr_postproc(LIST f,LIST v,int m,struct order_spec *ord,int do_check,LIST *rp)
2933: {
1.157 noro 2934: VL tv,fv,vv,vc,av;
2935: NODE fd,fd0,r,r0,t,x,s,xx,alist;
2936: int e,max,nvar,i;
2937: NDV b;
2938: int ishomo,nalg;
2939: Alg alpha,dp;
2940: P p,zp;
2941: Q dmy;
2942: LIST f1,f2;
2943: Obj obj;
2944: NumberField nf;
2945: struct order_spec *ord1;
1.167 noro 2946: int *perm;
1.157 noro 2947:
2948: get_vars((Obj)f,&fv); pltovl(v,&vv); vlminus(fv,vv,&nd_vc);
2949: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
2950: switch ( ord->id ) {
2951: case 1:
2952: if ( ord->nv != nvar )
2953: error("nd_check : invalid order specification");
2954: break;
2955: default:
2956: break;
2957: }
2958: nd_nalg = 0;
2959: av = 0;
2960: if ( !m ) {
2961: get_algtree((Obj)f,&av);
2962: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++ );
2963: nd_ntrans = nvar;
2964: nd_nalg = nalg;
2965: /* #i -> t#i */
2966: if ( nalg ) {
2967: preprocess_algcoef(vv,av,ord,f,&ord1,&f1,&alist);
2968: ord = ord1;
2969: f = f1;
2970: }
2971: nvar += nalg;
2972: }
2973: nd_init_ord(ord);
2974: for ( t = BDY(f), max = 0; t; t = NEXT(t) )
2975: for ( tv = vv; tv; tv = NEXT(tv) ) {
2976: e = getdeg(tv->v,(P)BDY(t));
2977: max = MAX(e,max);
2978: }
2979: nd_setup_parameters(nvar,max);
2980: ishomo = 1;
2981: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
2982: ptozp((P)BDY(t),1,&dmy,&zp);
2983: b = (pointer)ptondv(CO,vv,zp);
2984: if ( ishomo )
2985: ishomo = ishomo && ndv_ishomo(b);
2986: if ( m ) ndv_mod(m,b);
2987: if ( b ) { NEXTNODE(fd0,fd); BDY(fd) = (pointer)b; }
2988: }
2989: if ( fd0 ) NEXT(fd) = 0;
2990: ndv_setup(m,0,fd0,0,1);
2991: for ( x = 0, i = 0; i < nd_psn; i++ )
2992: x = update_base(x,i);
2993: if ( do_check ) {
1.168 noro 2994: x = nd_gb(m,ishomo,1,0,&perm);
1.157 noro 2995: if ( !x ) {
2996: *rp = 0;
2997: return;
2998: }
2999: } else {
3000: for ( t = x; t; t = NEXT(t) )
1.159 noro 3001: BDY(t) = (pointer)nd_ps[(long)BDY(t)];
1.157 noro 3002: }
1.167 noro 3003: x = ndv_reducebase(x,perm);
1.157 noro 3004: x = ndv_reduceall(m,x);
3005: for ( r0 = 0, t = x; t; t = NEXT(t) ) {
3006: NEXTNODE(r0,r);
3007: BDY(r) = ndvtop(m,CO,vv,BDY(t));
3008: }
3009: if ( r0 ) NEXT(r) = 0;
3010: if ( nalg )
3011: r0 = postprocess_algcoef(av,alist,r0);
3012: MKLIST(*rp,r0);
1.20 noro 3013: }
3014:
1.133 noro 3015: void nd_gr_trace(LIST f,LIST v,int trace,int homo,int f4,struct order_spec *ord,LIST *rp)
1.20 noro 3016: {
1.157 noro 3017: VL tv,fv,vv,vc,av;
3018: NODE fd,fd0,in0,in,r,r0,t,s,cand,alist;
3019: int m,nocheck,nvar,mindex,e,max;
3020: NDV c;
3021: NMV a;
3022: P p,zp;
3023: Q dmy;
3024: EPOS oepos;
1.164 noro 3025: int obpe,oadv,wmax,i,len,cbpe,ishomo,nalg,mrank,trank,ompos;
1.157 noro 3026: Alg alpha,dp;
3027: P poly;
1.158 noro 3028: LIST f1,f2,zpl;
1.157 noro 3029: Obj obj;
3030: NumberField nf;
3031: struct order_spec *ord1;
3032: struct oEGT eg_check,eg0,eg1;
1.168 noro 3033: NODE tr,tl1,tl2,tl3,tl4;
3034: LIST l1,l2,l3,l4,l5;
1.167 noro 3035: int *perm;
1.168 noro 3036: int j,ret;
1.167 noro 3037: Q jq;
1.157 noro 3038:
1.167 noro 3039: nd_module = 0;
1.172 noro 3040: parse_nd_option(current_option);
1.157 noro 3041: if ( DP_Multiple )
3042: nd_scale = ((double)DP_Multiple)/(double)(Denominator?Denominator:1);
3043:
3044: get_vars((Obj)f,&fv); pltovl(v,&vv); vlminus(fv,vv,&nd_vc);
3045: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
3046: switch ( ord->id ) {
3047: case 1:
3048: if ( ord->nv != nvar )
3049: error("nd_gr_trace : invalid order specification");
3050: break;
3051: default:
3052: break;
3053: }
3054:
3055: get_algtree((Obj)f,&av);
3056: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++ );
3057: nd_ntrans = nvar;
3058: nd_nalg = nalg;
3059: /* #i -> t#i */
3060: if ( nalg ) {
3061: preprocess_algcoef(vv,av,ord,f,&ord1,&f1,&alist);
3062: ord = ord1;
3063: f = f1;
3064: }
3065: nvar += nalg;
3066:
3067: nocheck = 0;
3068: mindex = 0;
3069:
3070: if ( Demand ) nd_demand = 1;
3071: else nd_demand = 0;
3072:
3073: /* setup modulus */
3074: if ( trace < 0 ) {
3075: trace = -trace;
3076: nocheck = 1;
3077: }
3078: m = trace > 1 ? trace : get_lprime(mindex);
1.158 noro 3079: nd_init_ord(ord);
3080: mrank = 0;
1.157 noro 3081: for ( t = BDY(f), max = 0; t; t = NEXT(t) )
3082: for ( tv = vv; tv; tv = NEXT(tv) ) {
1.158 noro 3083: if ( nd_module ) {
3084: s = BDY((LIST)BDY(t));
3085: trank = length(s);
3086: mrank = MAX(mrank,trank);
3087: for ( ; s; s = NEXT(s) ) {
3088: e = getdeg(tv->v,(P)BDY(s));
3089: max = MAX(e,max);
3090: }
3091: } else {
3092: e = getdeg(tv->v,(P)BDY(t));
3093: max = MAX(e,max);
3094: }
1.157 noro 3095: }
3096: nd_setup_parameters(nvar,max);
1.164 noro 3097: obpe = nd_bpe; oadv = nmv_adv; oepos = nd_epos; ompos = nd_mpos;
1.157 noro 3098: ishomo = 1;
3099: for ( in0 = 0, fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
1.167 noro 3100: if ( nd_module ) {
1.172 noro 3101: if ( !nd_gentrace ) pltozpl((LIST)BDY(t),&dmy,&zpl);
1.167 noro 3102: else zpl = (LIST)BDY(t);
1.158 noro 3103: c = (pointer)pltondv(CO,vv,zpl);
3104: } else {
1.172 noro 3105: if ( !nd_gentrace ) ptozp((P)BDY(t),1,&dmy,&zp);
1.167 noro 3106: else zp = (P)BDY(t);
1.158 noro 3107: c = (pointer)ptondv(CO,vv,zp);
1.167 noro 3108: }
1.157 noro 3109: if ( ishomo )
3110: ishomo = ishomo && ndv_ishomo(c);
3111: if ( c ) {
3112: NEXTNODE(in0,in); BDY(in) = (pointer)c;
3113: NEXTNODE(fd0,fd); BDY(fd) = (pointer)ndv_dup(0,c);
3114: }
3115: }
3116: if ( in0 ) NEXT(in) = 0;
3117: if ( fd0 ) NEXT(fd) = 0;
3118: if ( !ishomo && homo ) {
3119: for ( t = in0, wmax = max; t; t = NEXT(t) ) {
3120: c = (NDV)BDY(t); len = LEN(c);
3121: for ( a = BDY(c), i = 0; i < len; i++, NMV_ADV(a) )
3122: wmax = MAX(TD(DL(a)),wmax);
3123: }
3124: homogenize_order(ord,nvar,&ord1);
3125: nd_init_ord(ord1);
3126: nd_setup_parameters(nvar+1,wmax);
3127: for ( t = fd0; t; t = NEXT(t) )
1.164 noro 3128: ndv_homogenize((NDV)BDY(t),obpe,oadv,oepos,ompos);
1.157 noro 3129: }
3130: while ( 1 ) {
3131: if ( Demand )
3132: nd_demand = 1;
3133: ndv_setup(m,1,fd0,0,0);
1.172 noro 3134: if ( nd_gentrace ) {
1.167 noro 3135: MKLIST(l1,nd_tracelist); MKNODE(nd_alltracelist,l1,0);
3136: }
3137: cand = f4?nd_f4_trace(m,&perm):nd_gb_trace(m,ishomo || homo,&perm);
1.157 noro 3138: if ( !cand ) {
3139: /* failure */
3140: if ( trace > 1 ) { *rp = 0; return; }
3141: else m = get_lprime(++mindex);
3142: continue;
3143: }
3144: if ( !ishomo && homo ) {
3145: /* dehomogenization */
3146: for ( t = cand; t; t = NEXT(t) ) ndv_dehomogenize((NDV)BDY(t),ord);
3147: nd_init_ord(ord);
3148: nd_setup_parameters(nvar,0);
3149: }
3150: nd_demand = 0;
1.167 noro 3151: cand = ndv_reducebase(cand,perm);
1.172 noro 3152: if ( nd_gentrace ) { tl1 = nd_alltracelist; nd_alltracelist = 0; }
1.157 noro 3153: cand = ndv_reduceall(0,cand);
3154: cbpe = nd_bpe;
1.172 noro 3155: if ( nd_gentrace ) { tl2 = nd_alltracelist; nd_alltracelist = 0; }
1.173 noro 3156: get_eg(&eg0);
1.157 noro 3157: if ( nocheck )
3158: break;
1.170 noro 3159: if ( ret = ndv_check_membership(0,in0,obpe,oadv,oepos,cand) ) {
1.172 noro 3160: if ( nd_gentrace ) {
1.168 noro 3161: tl3 = nd_alltracelist; nd_alltracelist = 0;
3162: } else tl3 = 0;
3163: /* gbcheck : cand is a GB of Id(cand) ? */
1.172 noro 3164: ret = nd_gb(0,0,1,nd_gensyz?1:0,0)!=0;
3165: if ( nd_gentrace && nd_gensyz ) {
1.168 noro 3166: tl4 = nd_alltracelist; nd_alltracelist = 0;
3167: } else tl4 = 0;
3168: }
3169: if ( ret ) break;
1.157 noro 3170: else if ( trace > 1 ) {
3171: /* failure */
3172: *rp = 0; return;
3173: } else {
3174: /* try the next modulus */
3175: m = get_lprime(++mindex);
3176: /* reset the parameters */
3177: if ( !ishomo && homo ) {
3178: nd_init_ord(ord1);
3179: nd_setup_parameters(nvar+1,wmax);
3180: } else {
3181: nd_init_ord(ord);
3182: nd_setup_parameters(nvar,max);
3183: }
3184: }
3185: }
3186: get_eg(&eg1); init_eg(&eg_check); add_eg(&eg_check,&eg0,&eg1);
3187: if ( DP_Print )
3188: fprintf(asir_out,"check=%fsec\n",eg_check.exectime+eg_check.gctime);
3189: /* dp->p */
3190: nd_bpe = cbpe;
3191: nd_setup_parameters(nd_nvar,0);
1.158 noro 3192: for ( r = cand; r; r = NEXT(r) ) {
1.167 noro 3193: if ( nd_module ) BDY(r) = ndvtopl(0,CO,vv,BDY(r),mrank);
1.158 noro 3194: else BDY(r) = (pointer)ndvtop(0,CO,vv,BDY(r));
3195: }
1.157 noro 3196: if ( nalg )
3197: cand = postprocess_algcoef(av,alist,cand);
3198: MKLIST(*rp,cand);
1.172 noro 3199: if ( nd_gentrace ) {
1.167 noro 3200: tl1 = reverse_node(tl1); tl2 = reverse_node(tl2);
1.168 noro 3201: tl3 = reverse_node(tl3);
1.167 noro 3202: /* tl2 = [[i,[[*,j,*,*],...]],...] */
3203: for ( t = tl2; t; t = NEXT(t) ) {
3204: /* s = [i,[*,j,*,*],...] */
3205: s = BDY((LIST)BDY(t));
3206: j = perm[QTOS((Q)ARG0(s))]; STOQ(j,jq); ARG0(s) = (pointer)jq;
3207: for ( s = BDY((LIST)ARG1(s)); s; s = NEXT(s) ) {
3208: j = perm[QTOS((Q)ARG1(BDY((LIST)BDY(s))))]; STOQ(j,jq);
3209: ARG1(BDY((LIST)BDY(s))) = (pointer)jq;
3210: }
3211: }
3212: for ( j = length(cand)-1, t = 0; j >= 0; j-- ) {
3213: STOQ(perm[j],jq); MKNODE(s,jq,t); t = s;
3214: }
1.168 noro 3215: MKLIST(l1,tl1); MKLIST(l2,tl2); MKLIST(l3,t); MKLIST(l4,tl3);
3216: MKLIST(l5,tl4);
1.169 noro 3217: tr = mknode(7,*rp,(!ishomo&&homo)?ONE:0,l1,l2,l3,l4,l5); MKLIST(*rp,tr);
1.167 noro 3218: }
1.157 noro 3219: }
1.52 noro 3220:
1.157 noro 3221: /* XXX : module element is not considered */
1.1 noro 3222:
1.61 noro 3223: void dltondl(int n,DL dl,UINT *r)
1.1 noro 3224: {
1.157 noro 3225: UINT *d;
3226: int i,j,l,s,ord_l;
3227: struct order_pair *op;
3228:
3229: d = dl->d;
3230: for ( i = 0; i < nd_wpd; i++ ) r[i] = 0;
3231: if ( nd_blockmask ) {
3232: l = nd_blockmask->n;
3233: op = nd_blockmask->order_pair;
3234: for ( j = 0, s = 0; j < l; j++ ) {
3235: ord_l = op[j].length;
3236: for ( i = 0; i < ord_l; i++, s++ ) PUT_EXP(r,s,d[s]);
3237: }
3238: TD(r) = ndl_weight(r);
3239: ndl_weight_mask(r);
3240: } else {
3241: for ( i = 0; i < n; i++ ) PUT_EXP(r,i,d[i]);
3242: TD(r) = ndl_weight(r);
3243: }
1.1 noro 3244: }
3245:
1.61 noro 3246: DL ndltodl(int n,UINT *ndl)
1.1 noro 3247: {
1.157 noro 3248: DL dl;
3249: int *d;
3250: int i,j,l,s,ord_l;
3251: struct order_pair *op;
3252:
3253: NEWDL(dl,n);
3254: dl->td = TD(ndl);
3255: d = dl->d;
3256: if ( nd_blockmask ) {
3257: l = nd_blockmask->n;
3258: op = nd_blockmask->order_pair;
3259: for ( j = 0, s = 0; j < l; j++ ) {
3260: ord_l = op[j].length;
3261: for ( i = 0; i < ord_l; i++, s++ ) d[s] = GET_EXP(ndl,s);
3262: }
3263: } else {
3264: for ( i = 0; i < n; i++ ) d[i] = GET_EXP(ndl,i);
3265: }
3266: return dl;
1.1 noro 3267: }
3268:
1.167 noro 3269: void nmtodp(int mod,NM m,DP *r)
3270: {
3271: DP dp;
3272: MP mr;
3273:
3274: NEWMP(mr);
3275: mr->dl = ndltodl(nd_nvar,DL(m));
3276: mr->c = ndctop(mod,m->c);
3277: NEXT(mr) = 0; MKDP(nd_nvar,mr,dp); dp->sugar = mr->dl->td;
3278: *r = dp;
3279: }
3280:
1.61 noro 3281: void ndl_print(UINT *dl)
1.1 noro 3282: {
1.157 noro 3283: int n;
3284: int i,j,l,ord_l,s,s0;
3285: struct order_pair *op;
3286:
3287: n = nd_nvar;
3288: printf("<<");
3289: if ( nd_blockmask ) {
3290: l = nd_blockmask->n;
3291: op = nd_blockmask->order_pair;
3292: for ( j = 0, s = s0 = 0; j < l; j++ ) {
3293: ord_l = op[j].length;
3294: for ( i = 0; i < ord_l; i++, s++ )
3295: printf(s==n-1?"%d":"%d,",GET_EXP(dl,s));
3296: }
3297: } else {
3298: for ( i = 0; i < n; i++ ) printf(i==n-1?"%d":"%d,",GET_EXP(dl,i));
3299: }
3300: printf(">>");
3301: if ( MPOS(dl) )
3302: printf("*e%d",MPOS(dl));
1.1 noro 3303: }
3304:
3305: void nd_print(ND p)
3306: {
1.157 noro 3307: NM m;
1.1 noro 3308:
1.157 noro 3309: if ( !p )
3310: printf("0\n");
3311: else {
3312: for ( m = BDY(p); m; m = NEXT(m) ) {
3313: if ( CM(m) & 0x80000000 ) printf("+@_%d*",IFTOF(CM(m)));
3314: else printf("+%d*",CM(m));
3315: ndl_print(DL(m));
3316: }
3317: printf("\n");
3318: }
1.1 noro 3319: }
3320:
1.113 noro 3321: void nd_print_q(ND p)
1.16 noro 3322: {
1.157 noro 3323: NM m;
1.16 noro 3324:
1.157 noro 3325: if ( !p )
3326: printf("0\n");
3327: else {
3328: for ( m = BDY(p); m; m = NEXT(m) ) {
3329: printf("+");
3330: printexpr(CO,(Obj)CQ(m));
3331: printf("*");
3332: ndl_print(DL(m));
3333: }
3334: printf("\n");
3335: }
1.16 noro 3336: }
3337:
1.1 noro 3338: void ndp_print(ND_pairs d)
3339: {
1.157 noro 3340: ND_pairs t;
1.1 noro 3341:
1.157 noro 3342: for ( t = d; t; t = NEXT(t) ) printf("%d,%d ",t->i1,t->i2);
3343: printf("\n");
1.1 noro 3344: }
3345:
1.20 noro 3346: void nd_removecont(int mod,ND p)
1.16 noro 3347: {
1.157 noro 3348: int i,n;
3349: Q *w;
3350: Q dvr,t;
3351: NM m;
3352: struct oVECT v;
3353: N q,r;
3354:
3355: if ( mod == -1 ) nd_mul_c(mod,p,_invsf(HCM(p)));
3356: else if ( mod ) nd_mul_c(mod,p,invm(HCM(p),mod));
3357: else {
3358: for ( m = BDY(p), n = 0; m; m = NEXT(m), n++ );
3359: w = (Q *)ALLOCA(n*sizeof(Q));
3360: v.len = n;
3361: v.body = (pointer *)w;
3362: for ( m = BDY(p), i = 0; i < n; m = NEXT(m), i++ ) w[i] = CQ(m);
3363: removecont_array((P *)w,n,1);
3364: for ( m = BDY(p), i = 0; i < n; m = NEXT(m), i++ ) CQ(m) = w[i];
3365: }
1.16 noro 3366: }
3367:
1.21 noro 3368: void nd_removecont2(ND p1,ND p2)
3369: {
1.157 noro 3370: int i,n1,n2,n;
3371: Q *w;
3372: Q dvr,t;
3373: NM m;
3374: struct oVECT v;
3375: N q,r;
3376:
3377: n1 = nd_length(p1);
3378: n2 = nd_length(p2);
3379: n = n1+n2;
3380: w = (Q *)ALLOCA(n*sizeof(Q));
3381: v.len = n;
3382: v.body = (pointer *)w;
3383: i = 0;
3384: if ( p1 )
3385: for ( m = BDY(p1); i < n1; m = NEXT(m), i++ ) w[i] = CQ(m);
3386: if ( p2 )
3387: for ( m = BDY(p2); i < n; m = NEXT(m), i++ ) w[i] = CQ(m);
3388: removecont_array((P *)w,n,1);
3389: i = 0;
3390: if ( p1 )
3391: for ( m = BDY(p1); i < n1; m = NEXT(m), i++ ) CQ(m) = w[i];
3392: if ( p2 )
3393: for ( m = BDY(p2); i < n; m = NEXT(m), i++ ) CQ(m) = w[i];
1.21 noro 3394: }
3395:
1.20 noro 3396: void ndv_removecont(int mod,NDV p)
1.16 noro 3397: {
1.157 noro 3398: int i,len,all_p;
3399: Q *c;
3400: P *w;
3401: Q dvr,t;
3402: P g,cont,tp;
3403: NMV m;
3404:
3405: if ( mod == -1 )
3406: ndv_mul_c(mod,p,_invsf(HCM(p)));
3407: else if ( mod )
3408: ndv_mul_c(mod,p,invm(HCM(p),mod));
3409: else {
3410: len = p->len;
3411: w = (P *)ALLOCA(len*sizeof(P));
3412: c = (Q *)ALLOCA(len*sizeof(Q));
3413: for ( m = BDY(p), all_p = 1, i = 0; i < len; NMV_ADV(m), i++ ) {
3414: ptozp(CP(m),1,&c[i],&w[i]);
3415: all_p = all_p && !NUM(w[i]);
3416: }
3417: if ( all_p ) {
3418: qltozl(c,len,&dvr); nd_heu_nezgcdnpz(nd_vc,w,len,1,&g);
3419: mulp(nd_vc,(P)dvr,g,&cont);
3420: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ ) {
3421: divsp(nd_vc,CP(m),cont,&tp); CP(m) = tp;
3422: }
3423: } else {
3424: sortbynm((Q *)c,len);
3425: qltozl((Q *)c,len,&dvr);
3426: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ ) {
3427: divsp(nd_vc,CP(m),(P)dvr,&tp); CP(m) = tp;
3428: }
3429: }
3430: }
1.21 noro 3431: }
3432:
1.157 noro 3433: /* koko */
3434:
1.164 noro 3435: void ndv_homogenize(NDV p,int obpe,int oadv,EPOS oepos,int ompos)
1.61 noro 3436: {
1.157 noro 3437: int len,i,max;
3438: NMV m,mr0,mr,t;
1.61 noro 3439:
1.157 noro 3440: len = p->len;
3441: for ( m = BDY(p), i = 0, max = 0; i < len; NMV_OADV(m), i++ )
3442: max = MAX(max,TD(DL(m)));
3443: mr0 = nmv_adv>oadv?(NMV)REALLOC(BDY(p),len*nmv_adv):BDY(p);
3444: m = (NMV)((char *)mr0+(len-1)*oadv);
3445: mr = (NMV)((char *)mr0+(len-1)*nmv_adv);
3446: t = (NMV)ALLOCA(nmv_adv);
3447: for ( i = 0; i < len; i++, NMV_OPREV(m), NMV_PREV(mr) ) {
1.164 noro 3448: ndl_homogenize(DL(m),DL(t),obpe,oepos,ompos,max);
1.157 noro 3449: CQ(mr) = CQ(m);
3450: ndl_copy(DL(t),DL(mr));
3451: }
3452: NV(p)++;
3453: BDY(p) = mr0;
1.61 noro 3454: }
3455:
1.45 noro 3456: void ndv_dehomogenize(NDV p,struct order_spec *ord)
1.23 noro 3457: {
1.164 noro 3458: int i,j,adj,len,newnvar,newwpd,newadv,newexporigin,newmpos;
1.167 noro 3459: int pos;
1.157 noro 3460: Q *w;
3461: Q dvr,t;
3462: NMV m,r;
3463:
3464: len = p->len;
3465: newnvar = nd_nvar-1;
3466: newexporigin = nd_get_exporigin(ord);
1.167 noro 3467: if ( nd_module ) newmpos = newexporigin-1;
1.157 noro 3468: newwpd = newnvar/nd_epw+(newnvar%nd_epw?1:0)+newexporigin;
3469: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ )
3470: ndl_dehomogenize(DL(m));
3471: if ( newwpd != nd_wpd ) {
3472: newadv = ROUND_FOR_ALIGN(sizeof(struct oNMV)+(newwpd-1)*sizeof(UINT));
3473: for ( m = r = BDY(p), i = 0; i < len; NMV_ADV(m), NDV_NADV(r), i++ ) {
3474: CQ(r) = CQ(m);
1.167 noro 3475: if ( nd_module ) pos = MPOS(DL(m));
1.157 noro 3476: for ( j = 0; j < newexporigin; j++ ) DL(r)[j] = DL(m)[j];
3477: adj = nd_exporigin-newexporigin;
3478: for ( ; j < newwpd; j++ ) DL(r)[j] = DL(m)[j+adj];
1.167 noro 3479: if ( nd_module ) {
3480: DL(r)[newmpos] = pos;
3481: }
1.157 noro 3482: }
3483: }
3484: NV(p)--;
1.23 noro 3485: }
3486:
1.150 noro 3487: void nd_heu_nezgcdnpz(VL vl,P *pl,int m,int full,P *pr)
3488: {
1.157 noro 3489: int i;
3490: P *tpl,*tpl1;
3491: NODE l;
3492: P h,gcd,t;
3493:
3494: tpl = (P *)ALLOCA(m*sizeof(P));
3495: tpl1 = (P *)ALLOCA(m*sizeof(P));
3496: bcopy(pl,tpl,m*sizeof(P));
3497: gcd = (P)ONE;
3498: for ( l = nd_hcf; l; l = NEXT(l) ) {
3499: h = (P)BDY(l);
3500: while ( 1 ) {
3501: for ( i = 0; i < m; i++ )
3502: if ( !divtpz(vl,tpl[i],h,&tpl1[i]) )
3503: break;
3504: if ( i == m ) {
3505: bcopy(tpl1,tpl,m*sizeof(P));
3506: mulp(vl,gcd,h,&t); gcd = t;
3507: } else
3508: break;
3509: }
3510: }
3511: if ( DP_Print > 2 ){fprintf(asir_out,"[%d]",nmonop(gcd)); fflush(asir_out);}
3512: if ( full ) {
3513: heu_nezgcdnpz(vl,tpl,m,&t);
3514: mulp(vl,gcd,t,pr);
3515: } else
3516: *pr = gcd;
1.150 noro 3517: }
3518:
3519: void removecont_array(P *p,int n,int full)
1.146 noro 3520: {
1.157 noro 3521: int all_p,all_q,i;
3522: Q *c;
3523: P *w;
3524: P t,s;
3525:
3526: for ( all_q = 1, i = 0; i < n; i++ )
3527: all_q = all_q && NUM(p[i]);
3528: if ( all_q ) {
3529: removecont_array_q((Q *)p,n);
3530: } else {
3531: c = (Q *)ALLOCA(n*sizeof(Q));
3532: w = (P *)ALLOCA(n*sizeof(P));
3533: for ( i = 0; i < n; i++ ) {
3534: ptozp(p[i],1,&c[i],&w[i]);
3535: }
3536: removecont_array_q(c,n);
3537: nd_heu_nezgcdnpz(nd_vc,w,n,full,&t);
3538: for ( i = 0; i < n; i++ ) {
3539: divsp(nd_vc,w[i],t,&s); mulp(nd_vc,s,(P)c[i],&p[i]);
3540: }
3541: }
1.146 noro 3542: }
3543:
3544: void removecont_array_q(Q *c,int n)
1.21 noro 3545: {
1.157 noro 3546: struct oVECT v;
3547: Q d0,d1,a,u,u1,gcd;
3548: int i,j;
3549: N qn,rn,gn;
3550: Q *q,*r;
3551:
3552: q = (Q *)ALLOCA(n*sizeof(Q));
3553: r = (Q *)ALLOCA(n*sizeof(Q));
3554: v.id = O_VECT; v.len = n; v.body = (pointer *)c;
3555: igcdv_estimate(&v,&d0);
3556: for ( i = 0; i < n; i++ ) {
3557: divn(NM(c[i]),NM(d0),&qn,&rn);
3558: NTOQ(qn,SGN(c[i])*SGN(d0),q[i]);
3559: NTOQ(rn,SGN(c[i]),r[i]);
3560: }
3561: for ( i = 0; i < n; i++ ) if ( r[i] ) break;
3562: if ( i < n ) {
3563: v.id = O_VECT; v.len = n; v.body = (pointer *)r;
3564: igcdv(&v,&d1);
3565: gcdn(NM(d0),NM(d1),&gn); NTOQ(gn,1,gcd);
3566: divsn(NM(d0),gn,&qn); NTOQ(qn,1,a);
3567: for ( i = 0; i < n; i++ ) {
3568: mulq(a,q[i],&u);
3569: if ( r[i] ) {
3570: divsn(NM(r[i]),gn,&qn); NTOQ(qn,SGN(r[i]),u1);
3571: addq(u,u1,&q[i]);
3572: } else
3573: q[i] = u;
3574: }
3575: }
3576: for ( i = 0; i < n; i++ ) c[i] = q[i];
1.16 noro 3577: }
3578:
1.19 noro 3579: void nd_mul_c(int mod,ND p,int mul)
1.1 noro 3580: {
1.157 noro 3581: NM m;
3582: int c,c1;
1.1 noro 3583:
1.157 noro 3584: if ( !p ) return;
3585: if ( mul == 1 ) return;
3586: if ( mod == -1 )
3587: for ( m = BDY(p); m; m = NEXT(m) )
3588: CM(m) = _mulsf(CM(m),mul);
3589: else
3590: for ( m = BDY(p); m; m = NEXT(m) ) {
3591: c1 = CM(m); DMAR(c1,mul,0,mod,c); CM(m) = c;
3592: }
1.1 noro 3593: }
3594:
1.146 noro 3595: void nd_mul_c_q(ND p,P mul)
1.16 noro 3596: {
1.157 noro 3597: NM m;
3598: P c;
1.16 noro 3599:
1.157 noro 3600: if ( !p ) return;
3601: if ( UNIQ(mul) ) return;
3602: for ( m = BDY(p); m; m = NEXT(m) ) {
3603: mulp(nd_vc,CP(m),mul,&c); CP(m) = c;
3604: }
1.16 noro 3605: }
3606:
1.61 noro 3607: void nd_mul_c_p(VL vl,ND p,P mul)
3608: {
1.157 noro 3609: NM m;
3610: P c;
1.61 noro 3611:
1.157 noro 3612: if ( !p ) return;
3613: for ( m = BDY(p); m; m = NEXT(m) ) {
3614: mulp(vl,CP(m),mul,&c); CP(m) = c;
3615: }
1.61 noro 3616: }
3617:
1.1 noro 3618: void nd_free(ND p)
3619: {
1.157 noro 3620: NM t,s;
1.1 noro 3621:
1.157 noro 3622: if ( !p ) return;
3623: t = BDY(p);
3624: while ( t ) {
3625: s = NEXT(t);
3626: FREENM(t);
3627: t = s;
3628: }
3629: FREEND(p);
1.1 noro 3630: }
3631:
1.23 noro 3632: void ndv_free(NDV p)
3633: {
1.157 noro 3634: GC_free(BDY(p));
1.23 noro 3635: }
3636:
1.61 noro 3637: void nd_append_red(UINT *d,int i)
1.1 noro 3638: {
1.157 noro 3639: RHist m,m0;
3640: int h;
1.1 noro 3641:
1.157 noro 3642: NEWRHist(m);
3643: h = ndl_hash_value(d);
3644: m->index = i;
3645: ndl_copy(d,DL(m));
3646: NEXT(m) = nd_red[h];
3647: nd_red[h] = m;
1.1 noro 3648: }
3649:
1.61 noro 3650: UINT *ndv_compute_bound(NDV p)
1.1 noro 3651: {
1.157 noro 3652: UINT *d1,*d2,*t;
3653: UINT u;
3654: int i,j,k,l,len,ind;
3655: NMV m;
3656:
3657: if ( !p )
3658: return 0;
3659: d1 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
3660: d2 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
3661: len = LEN(p);
3662: m = BDY(p); ndl_copy(DL(m),d1); NMV_ADV(m);
3663: for ( i = 1; i < len; i++, NMV_ADV(m) ) {
1.159 noro 3664: ndl_max(DL(m),d1,d2);
1.157 noro 3665: t = d1; d1 = d2; d2 = t;
3666: }
3667: l = nd_nvar+31;
3668: t = (UINT *)MALLOC_ATOMIC(l*sizeof(UINT));
3669: for ( i = nd_exporigin, ind = 0; i < nd_wpd; i++ ) {
3670: u = d1[i];
3671: k = (nd_epw-1)*nd_bpe;
3672: for ( j = 0; j < nd_epw; j++, k -= nd_bpe, ind++ )
3673: t[ind] = (u>>k)&nd_mask0;
3674: }
3675: for ( ; ind < l; ind++ ) t[ind] = 0;
3676: return t;
1.1 noro 3677: }
3678:
1.99 noro 3679: UINT *nd_compute_bound(ND p)
3680: {
1.157 noro 3681: UINT *d1,*d2,*t;
3682: UINT u;
3683: int i,j,k,l,len,ind;
3684: NM m;
3685:
3686: if ( !p )
3687: return 0;
3688: d1 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
3689: d2 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
3690: len = LEN(p);
3691: m = BDY(p); ndl_copy(DL(m),d1); m = NEXT(m);
3692: for ( m = NEXT(m); m; m = NEXT(m) ) {
3693: ndl_lcm(DL(m),d1,d2);
3694: t = d1; d1 = d2; d2 = t;
3695: }
3696: l = nd_nvar+31;
3697: t = (UINT *)MALLOC_ATOMIC(l*sizeof(UINT));
3698: for ( i = nd_exporigin, ind = 0; i < nd_wpd; i++ ) {
3699: u = d1[i];
3700: k = (nd_epw-1)*nd_bpe;
3701: for ( j = 0; j < nd_epw; j++, k -= nd_bpe, ind++ )
3702: t[ind] = (u>>k)&nd_mask0;
3703: }
3704: for ( ; ind < l; ind++ ) t[ind] = 0;
3705: return t;
1.99 noro 3706: }
3707:
1.157 noro 3708: /* if nd_module == 1 then d[nd_exporigin-1] indicates the position */
3709: /* of a term. In this case we need additional 1 word. */
3710:
1.48 noro 3711: int nd_get_exporigin(struct order_spec *ord)
3712: {
1.157 noro 3713: switch ( ord->id ) {
3714: case 0: case 2: case 256: case 258:
3715: return 1+nd_module;
3716: case 1: case 257:
3717: /* block order */
3718: /* poly ring d[0]:weight d[1]:w0,...,d[nd_exporigin-1]:w(n-1) */
3719: /* module d[0]:weight d[1]:w0,...,d[nd_exporigin-2]:w(n-1) */
3720: return ord->ord.block.length+1+nd_module;
3721: case 3: case 259:
3722: error("nd_get_exporigin : composite order is not supported yet.");
3723: }
1.48 noro 3724: }
3725:
1.61 noro 3726: void nd_setup_parameters(int nvar,int max) {
1.157 noro 3727: int i,j,n,elen,ord_o,ord_l,l,s,wpd;
3728: struct order_pair *op;
1.48 noro 3729:
1.157 noro 3730: nd_nvar = nvar;
3731: if ( max ) {
3732: /* XXX */
3733: if ( do_weyl ) nd_bpe = 32;
3734: else if ( max < 2 ) nd_bpe = 1;
3735: else if ( max < 4 ) nd_bpe = 2;
3736: else if ( max < 8 ) nd_bpe = 3;
3737: else if ( max < 16 ) nd_bpe = 4;
3738: else if ( max < 32 ) nd_bpe = 5;
3739: else if ( max < 64 ) nd_bpe = 6;
3740: else if ( max < 256 ) nd_bpe = 8;
3741: else if ( max < 1024 ) nd_bpe = 10;
3742: else if ( max < 65536 ) nd_bpe = 16;
3743: else nd_bpe = 32;
3744: }
3745: nd_epw = (sizeof(UINT)*8)/nd_bpe;
3746: elen = nd_nvar/nd_epw+(nd_nvar%nd_epw?1:0);
3747: nd_exporigin = nd_get_exporigin(nd_ord);
3748: wpd = nd_exporigin+elen;
3749: if ( nd_module )
3750: nd_mpos = nd_exporigin-1;
3751: else
3752: nd_mpos = -1;
3753: if ( wpd != nd_wpd ) {
3754: nd_free_private_storage();
3755: nd_wpd = wpd;
3756: }
3757: if ( nd_bpe < 32 ) {
3758: nd_mask0 = (1<<nd_bpe)-1;
3759: } else {
3760: nd_mask0 = 0xffffffff;
3761: }
3762: bzero(nd_mask,sizeof(nd_mask));
3763: nd_mask1 = 0;
3764: for ( i = 0; i < nd_epw; i++ ) {
3765: nd_mask[nd_epw-i-1] = (nd_mask0<<(i*nd_bpe));
3766: nd_mask1 |= (1<<(nd_bpe-1))<<(i*nd_bpe);
3767: }
3768: nmv_adv = ROUND_FOR_ALIGN(sizeof(struct oNMV)+(nd_wpd-1)*sizeof(UINT));
3769: nd_epos = nd_create_epos(nd_ord);
3770: nd_blockmask = nd_create_blockmask(nd_ord);
3771: nd_work_vector = (int *)REALLOC(nd_work_vector,nd_nvar*sizeof(int));
1.1 noro 3772: }
3773:
1.103 noro 3774: ND_pairs nd_reconstruct(int trace,ND_pairs d)
1.1 noro 3775: {
1.157 noro 3776: int i,obpe,oadv,h;
3777: static NM prev_nm_free_list;
3778: static ND_pairs prev_ndp_free_list;
3779: RHist mr0,mr;
3780: RHist r;
3781: RHist *old_red;
3782: ND_pairs s0,s,t;
3783: EPOS oepos;
3784:
3785: obpe = nd_bpe;
3786: oadv = nmv_adv;
3787: oepos = nd_epos;
3788: if ( obpe < 2 ) nd_bpe = 2;
3789: else if ( obpe < 3 ) nd_bpe = 3;
3790: else if ( obpe < 4 ) nd_bpe = 4;
3791: else if ( obpe < 5 ) nd_bpe = 5;
3792: else if ( obpe < 6 ) nd_bpe = 6;
3793: else if ( obpe < 8 ) nd_bpe = 8;
3794: else if ( obpe < 10 ) nd_bpe = 10;
3795: else if ( obpe < 16 ) nd_bpe = 16;
3796: else if ( obpe < 32 ) nd_bpe = 32;
3797: else error("nd_reconstruct : exponent too large");
3798:
3799: nd_setup_parameters(nd_nvar,0);
3800: prev_nm_free_list = _nm_free_list;
3801: prev_ndp_free_list = _ndp_free_list;
3802: _nm_free_list = 0;
3803: _ndp_free_list = 0;
3804: for ( i = nd_psn-1; i >= 0; i-- ) ndv_realloc(nd_ps[i],obpe,oadv,oepos);
3805: if ( trace )
3806: for ( i = nd_psn-1; i >= 0; i-- )
3807: ndv_realloc(nd_ps_trace[i],obpe,oadv,oepos);
3808: s0 = 0;
3809: for ( t = d; t; t = NEXT(t) ) {
3810: NEXTND_pairs(s0,s);
3811: s->i1 = t->i1;
3812: s->i2 = t->i2;
3813: SG(s) = SG(t);
3814: ndl_reconstruct(LCM(t),LCM(s),obpe,oepos);
3815: }
3816:
3817: old_red = (RHist *)ALLOCA(REDTAB_LEN*sizeof(RHist));
3818: for ( i = 0; i < REDTAB_LEN; i++ ) {
3819: old_red[i] = nd_red[i];
3820: nd_red[i] = 0;
3821: }
3822: for ( i = 0; i < REDTAB_LEN; i++ )
3823: for ( r = old_red[i]; r; r = NEXT(r) ) {
3824: NEWRHist(mr);
3825: mr->index = r->index;
3826: SG(mr) = SG(r);
3827: ndl_reconstruct(DL(r),DL(mr),obpe,oepos);
3828: h = ndl_hash_value(DL(mr));
3829: NEXT(mr) = nd_red[h];
3830: nd_red[h] = mr;
3831: }
3832: for ( i = 0; i < REDTAB_LEN; i++ ) old_red[i] = 0;
3833: old_red = 0;
3834: for ( i = 0; i < nd_psn; i++ ) {
3835: NEWRHist(r); SG(r) = SG(nd_psh[i]);
3836: ndl_reconstruct(DL(nd_psh[i]),DL(r),obpe,oepos);
3837: nd_psh[i] = r;
3838: }
3839: if ( s0 ) NEXT(s) = 0;
3840: prev_nm_free_list = 0;
3841: prev_ndp_free_list = 0;
1.71 noro 3842: #if 0
1.157 noro 3843: GC_gcollect();
1.71 noro 3844: #endif
1.157 noro 3845: return s0;
1.1 noro 3846: }
3847:
1.61 noro 3848: void ndl_reconstruct(UINT *d,UINT *r,int obpe,EPOS oepos)
1.1 noro 3849: {
1.157 noro 3850: int n,i,ei,oepw,omask0,j,s,ord_l,l;
3851: struct order_pair *op;
1.1 noro 3852:
1.157 noro 3853: n = nd_nvar;
3854: oepw = (sizeof(UINT)*8)/obpe;
3855: omask0 = (1<<obpe)-1;
3856: TD(r) = TD(d);
3857: for ( i = nd_exporigin; i < nd_wpd; i++ ) r[i] = 0;
3858: if ( nd_blockmask ) {
3859: l = nd_blockmask->n;
3860: op = nd_blockmask->order_pair;
3861: for ( i = 1; i < nd_exporigin; i++ )
3862: r[i] = d[i];
3863: for ( j = 0, s = 0; j < l; j++ ) {
3864: ord_l = op[j].length;
3865: for ( i = 0; i < ord_l; i++, s++ ) {
3866: ei = GET_EXP_OLD(d,s);
3867: PUT_EXP(r,s,ei);
3868: }
3869: }
3870: } else {
3871: for ( i = 0; i < n; i++ ) {
3872: ei = GET_EXP_OLD(d,i);
3873: PUT_EXP(r,i,ei);
3874: }
3875: }
3876: if ( nd_module ) MPOS(r) = MPOS(d);
1.1 noro 3877: }
1.3 noro 3878:
1.6 noro 3879: ND nd_copy(ND p)
3880: {
1.157 noro 3881: NM m,mr,mr0;
3882: int c,n;
3883: ND r;
3884:
3885: if ( !p )
3886: return 0;
3887: else {
3888: for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) {
3889: NEXTNM(mr0,mr);
3890: CM(mr) = CM(m);
3891: ndl_copy(DL(m),DL(mr));
3892: }
3893: NEXT(mr) = 0;
3894: MKND(NV(p),mr0,LEN(p),r);
3895: SG(r) = SG(p);
3896: return r;
3897: }
1.6 noro 3898: }
3899:
1.53 noro 3900: int nd_sp(int mod,int trace,ND_pairs p,ND *rp)
1.11 noro 3901: {
1.157 noro 3902: NM m1,m2;
3903: NDV p1,p2;
3904: ND t1,t2;
3905: UINT *lcm;
3906: P gp,tp;
1.167 noro 3907: Q g,t,iq;
1.157 noro 3908: int td;
1.167 noro 3909: LIST hist;
3910: NODE node;
3911: DP d;
1.157 noro 3912:
3913: if ( !mod && nd_demand ) {
3914: p1 = ndv_load(p->i1); p2 = ndv_load(p->i2);
3915: } else {
3916: if ( trace ) {
3917: p1 = nd_ps_trace[p->i1]; p2 = nd_ps_trace[p->i2];
3918: } else {
3919: p1 = nd_ps[p->i1]; p2 = nd_ps[p->i2];
3920: }
3921: }
3922: lcm = LCM(p);
3923: NEWNM(m1); ndl_sub(lcm,HDL(p1),DL(m1));
3924: if ( ndl_check_bound2(p->i1,DL(m1)) ) {
3925: FREENM(m1); return 0;
3926: }
3927: NEWNM(m2); ndl_sub(lcm,HDL(p2),DL(m2));
3928: if ( ndl_check_bound2(p->i2,DL(m2)) ) {
3929: FREENM(m1); FREENM(m2); return 0;
3930: }
3931:
3932: if ( mod == -1 ) {
3933: CM(m1) = HCM(p2); CM(m2) = _chsgnsf(HCM(p1));
3934: } else if ( mod ) {
3935: CM(m1) = HCM(p2); CM(m2) = mod-HCM(p1);
3936: } else if ( nd_vc ) {
3937: ezgcdpz(nd_vc,HCP(p1),HCP(p2),&gp);
3938: divsp(nd_vc,HCP(p2),gp,&CP(m1));
3939: divsp(nd_vc,HCP(p1),gp,&tp); chsgnp(tp,&CP(m2));
3940: } else {
3941: igcd_cofactor(HCQ(p1),HCQ(p2),&g,&t,&CQ(m1)); chsgnq(t,&CQ(m2));
3942: }
3943: t1 = ndv_mul_nm(mod,m1,p1); t2 = ndv_mul_nm(mod,m2,p2);
3944: *rp = nd_add(mod,t1,t2);
1.172 noro 3945: if ( nd_gentrace ) {
1.167 noro 3946: /* nd_tracelist is initialized */
3947: STOQ(p->i1,iq); nmtodp(mod,m1,&d); node = mknode(4,ONE,iq,d,ONE);
3948: MKLIST(hist,node); MKNODE(nd_tracelist,hist,0);
3949: STOQ(p->i2,iq); nmtodp(mod,m2,&d); node = mknode(4,ONE,iq,d,ONE);
3950: MKLIST(hist,node); MKNODE(node,hist,nd_tracelist);
3951: nd_tracelist = node;
3952: }
1.157 noro 3953: FREENM(m1); FREENM(m2);
3954: return 1;
1.11 noro 3955: }
3956:
1.19 noro 3957: void ndv_mul_c(int mod,NDV p,int mul)
1.11 noro 3958: {
1.157 noro 3959: NMV m;
3960: int c,c1,len,i;
1.11 noro 3961:
1.157 noro 3962: if ( !p ) return;
3963: len = LEN(p);
3964: if ( mod == -1 )
3965: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) )
3966: CM(m) = _mulsf(CM(m),mul);
3967: else
3968: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
3969: c1 = CM(m); DMAR(c1,mul,0,mod,c); CM(m) = c;
3970: }
1.11 noro 3971: }
3972:
1.113 noro 3973: void ndv_mul_c_q(NDV p,Q mul)
1.16 noro 3974: {
1.157 noro 3975: NMV m;
3976: Q c;
3977: int len,i;
3978:
3979: if ( !p ) return;
3980: len = LEN(p);
3981: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
3982: mulq(CQ(m),mul,&c); CQ(m) = c;
3983: }
1.16 noro 3984: }
3985:
1.55 noro 3986: ND weyl_ndv_mul_nm(int mod,NM m0,NDV p) {
1.157 noro 3987: int n2,i,j,l,n,tlen;
3988: UINT *d0;
3989: NM *tab,*psum;
3990: ND s,r;
3991: NM t;
3992: NMV m1;
3993:
3994: if ( !p ) return 0;
3995: n = NV(p); n2 = n>>1;
3996: d0 = DL(m0);
3997: l = LEN(p);
3998: for ( i = 0, tlen = 1; i < n2; i++ ) tlen *= (GET_EXP(d0,n2+i)+1);
3999: tab = (NM *)ALLOCA(tlen*sizeof(NM));
4000: psum = (NM *)ALLOCA(tlen*sizeof(NM));
4001: for ( i = 0; i < tlen; i++ ) psum[i] = 0;
4002: m1 = (NMV)(((char *)BDY(p))+nmv_adv*(l-1));
4003: for ( i = l-1; i >= 0; i--, NMV_PREV(m1) ) {
4004: /* m0(NM) * m1(NMV) => tab(NM) */
4005: weyl_mul_nm_nmv(n,mod,m0,m1,tab,tlen);
4006: for ( j = 0; j < tlen; j++ ) {
4007: if ( tab[j] ) {
4008: NEXT(tab[j]) = psum[j]; psum[j] = tab[j];
4009: }
4010: }
4011: }
4012: for ( i = tlen-1, r = 0; i >= 0; i-- )
4013: if ( psum[i] ) {
4014: for ( j = 0, t = psum[i]; t; t = NEXT(t), j++ );
4015: MKND(n,psum[i],j,s);
4016: r = nd_add(mod,r,s);
4017: }
4018: if ( r ) SG(r) = SG(p)+TD(d0);
4019: return r;
1.55 noro 4020: }
4021:
1.56 noro 4022: /* product of monomials */
4023: /* XXX block order is not handled correctly */
4024:
1.55 noro 4025: void weyl_mul_nm_nmv(int n,int mod,NM m0,NMV m1,NM *tab,int tlen)
4026: {
1.157 noro 4027: int i,n2,j,s,curlen,homo,h,a,b,k,l,u,min;
4028: UINT *d0,*d1,*d,*dt,*ctab;
4029: Q *ctab_q;
4030: Q q,q1;
4031: UINT c0,c1,c;
4032: NM *p;
4033: NM m,t;
4034: int mpos;
4035:
4036: for ( i = 0; i < tlen; i++ ) tab[i] = 0;
4037: if ( !m0 || !m1 ) return;
4038: d0 = DL(m0); d1 = DL(m1); n2 = n>>1;
1.166 noro 4039: if ( nd_module )
4040: if ( MPOS(d0) ) error("weyl_mul_nm_nmv : invalid operation");
4041:
1.157 noro 4042: NEWNM(m); d = DL(m);
4043: if ( mod ) {
4044: c0 = CM(m0); c1 = CM(m1); DMAR(c0,c1,0,mod,c); CM(m) = c;
4045: } else
4046: mulq(CQ(m0),CQ(m1),&CQ(m));
4047: for ( i = 0; i < nd_wpd; i++ ) d[i] = 0;
4048: homo = n&1 ? 1 : 0;
4049: if ( homo ) {
4050: /* offset of h-degree */
4051: h = GET_EXP(d0,n-1)+GET_EXP(d1,n-1);
4052: PUT_EXP(DL(m),n-1,h);
4053: TD(DL(m)) = h;
4054: if ( nd_blockmask ) ndl_weight_mask(DL(m));
4055: }
4056: tab[0] = m;
4057: NEWNM(m); d = DL(m);
4058: for ( i = 0, curlen = 1; i < n2; i++ ) {
4059: a = GET_EXP(d0,i); b = GET_EXP(d1,n2+i);
4060: k = GET_EXP(d0,n2+i); l = GET_EXP(d1,i);
4061: /* xi^a*(Di^k*xi^l)*Di^b */
4062: a += l; b += k;
4063: s = MUL_WEIGHT(a,i)+MUL_WEIGHT(b,n2+i);
4064: if ( !k || !l ) {
4065: for ( j = 0; j < curlen; j++ )
4066: if ( t = tab[j] ) {
4067: dt = DL(t);
4068: PUT_EXP(dt,i,a); PUT_EXP(dt,n2+i,b); TD(dt) += s;
4069: if ( nd_blockmask ) ndl_weight_mask(dt);
4070: }
4071: curlen *= k+1;
4072: continue;
4073: }
4074: min = MIN(k,l);
4075: if ( mod ) {
4076: ctab = (UINT *)ALLOCA((min+1)*sizeof(UINT));
4077: mkwcm(k,l,mod,ctab);
4078: } else {
4079: ctab_q = (Q *)ALLOCA((min+1)*sizeof(Q));
4080: mkwc(k,l,ctab_q);
4081: }
4082: for ( j = min; j >= 0; j-- ) {
4083: for ( u = 0; u < nd_wpd; u++ ) d[u] = 0;
4084: PUT_EXP(d,i,a-j); PUT_EXP(d,n2+i,b-j);
4085: h = MUL_WEIGHT(a-j,i)+MUL_WEIGHT(b-j,n2+i);
4086: if ( homo ) {
4087: TD(d) = s;
4088: PUT_EXP(d,n-1,s-h);
4089: } else TD(d) = h;
4090: if ( nd_blockmask ) ndl_weight_mask(d);
4091: if ( mod ) c = ctab[j];
4092: else q = ctab_q[j];
4093: p = tab+curlen*j;
4094: if ( j == 0 ) {
4095: for ( u = 0; u < curlen; u++, p++ ) {
4096: if ( tab[u] ) {
4097: ndl_addto(DL(tab[u]),d);
4098: if ( mod ) {
4099: c0 = CM(tab[u]); DMAR(c0,c,0,mod,c1); CM(tab[u]) = c1;
4100: } else {
4101: mulq(CQ(tab[u]),q,&q1); CQ(tab[u]) = q1;
4102: }
4103: }
4104: }
4105: } else {
4106: for ( u = 0; u < curlen; u++, p++ ) {
4107: if ( tab[u] ) {
4108: NEWNM(t);
4109: ndl_add(DL(tab[u]),d,DL(t));
4110: if ( mod ) {
4111: c0 = CM(tab[u]); DMAR(c0,c,0,mod,c1); CM(t) = c1;
4112: } else
4113: mulq(CQ(tab[u]),q,&CQ(t));
4114: *p = t;
4115: }
4116: }
4117: }
4118: }
4119: curlen *= k+1;
4120: }
4121: FREENM(m);
1.167 noro 4122: if ( nd_module ) {
1.166 noro 4123: mpos = MPOS(d1);
1.167 noro 4124: for ( i = 0; i < tlen; i++ )
4125: if ( tab[i] ) {
4126: d = DL(tab[i]);
4127: MPOS(d) = mpos;
4128: TD(d) = ndl_weight(d);
4129: }
4130: }
1.55 noro 4131: }
4132:
1.63 noro 4133: ND ndv_mul_nm_symbolic(NM m0,NDV p)
4134: {
1.157 noro 4135: NM mr,mr0;
4136: NMV m;
4137: UINT *d,*dt,*dm;
4138: int c,n,td,i,c1,c2,len;
4139: Q q;
4140: ND r;
4141:
4142: if ( !p ) return 0;
4143: else {
4144: n = NV(p); m = BDY(p);
4145: d = DL(m0);
4146: len = LEN(p);
4147: mr0 = 0;
4148: td = TD(d);
4149: c = CM(m0);
4150: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
4151: NEXTNM(mr0,mr);
4152: CM(mr) = 1;
4153: ndl_add(DL(m),d,DL(mr));
4154: }
4155: NEXT(mr) = 0;
4156: MKND(NV(p),mr0,len,r);
4157: SG(r) = SG(p) + TD(d);
4158: return r;
4159: }
1.63 noro 4160: }
4161:
1.55 noro 4162: ND ndv_mul_nm(int mod,NM m0,NDV p)
1.9 noro 4163: {
1.157 noro 4164: NM mr,mr0;
4165: NMV m;
4166: UINT *d,*dt,*dm;
4167: int c,n,td,i,c1,c2,len;
4168: P q;
4169: ND r;
4170:
4171: if ( !p ) return 0;
4172: else if ( do_weyl )
4173: if ( mod == -1 )
4174: error("ndv_mul_nm : not implemented (weyl)");
4175: else
4176: return weyl_ndv_mul_nm(mod,m0,p);
4177: else {
4178: n = NV(p); m = BDY(p);
4179: d = DL(m0);
4180: len = LEN(p);
4181: mr0 = 0;
4182: td = TD(d);
4183: if ( mod == -1 ) {
4184: c = CM(m0);
4185: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
4186: NEXTNM(mr0,mr);
4187: CM(mr) = _mulsf(CM(m),c);
4188: ndl_add(DL(m),d,DL(mr));
4189: }
4190: } else if ( mod ) {
4191: c = CM(m0);
4192: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
4193: NEXTNM(mr0,mr);
4194: c1 = CM(m);
4195: DMAR(c1,c,0,mod,c2);
4196: CM(mr) = c2;
4197: ndl_add(DL(m),d,DL(mr));
4198: }
4199: } else {
4200: q = CP(m0);
4201: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
4202: NEXTNM(mr0,mr);
4203: mulp(nd_vc,CP(m),q,&CP(mr));
4204: ndl_add(DL(m),d,DL(mr));
4205: }
4206: }
4207: NEXT(mr) = 0;
4208: MKND(NV(p),mr0,len,r);
4209: SG(r) = SG(p) + TD(d);
4210: return r;
4211: }
1.4 noro 4212: }
4213:
1.104 noro 4214: ND nd_quo(int mod,PGeoBucket bucket,NDV d)
1.99 noro 4215: {
1.157 noro 4216: NM mq0,mq;
4217: NMV tm;
4218: Q q;
4219: int i,nv,sg,c,c1,c2,hindex;
4220: ND p,t,r;
4221: N tnm;
4222:
4223: if ( bucket->m < 0 ) return 0;
4224: else {
4225: nv = NV(d);
4226: mq0 = 0;
4227: tm = (NMV)ALLOCA(nmv_adv);
4228: while ( 1 ) {
4229: hindex = mod?head_pbucket(mod,bucket):head_pbucket_q(bucket);
4230: if ( hindex < 0 ) break;
4231: p = bucket->body[hindex];
4232: NEXTNM(mq0,mq);
4233: ndl_sub(HDL(p),HDL(d),DL(mq));
4234: ndl_copy(DL(mq),DL(tm));
4235: if ( mod ) {
4236: c1 = invm(HCM(d),mod); c2 = HCM(p);
4237: DMAR(c1,c2,0,mod,c); CM(mq) = c;
4238: CM(tm) = mod-c;
4239: } else {
4240: divsn(NM(HCQ(p)),NM(HCQ(d)),&tnm);
4241: NTOQ(tnm,SGN(HCQ(p))*SGN(HCQ(d)),CQ(mq));
4242: chsgnq(CQ(mq),&CQ(tm));
4243: }
4244: t = ndv_mul_nmv_trunc(mod,tm,d,HDL(d));
4245: bucket->body[hindex] = nd_remove_head(p);
4246: t = nd_remove_head(t);
4247: add_pbucket(mod,bucket,t);
4248: }
4249: if ( !mq0 )
4250: r = 0;
4251: else {
4252: NEXT(mq) = 0;
4253: for ( i = 0, mq = mq0; mq; mq = NEXT(mq), i++ );
4254: MKND(nv,mq0,i,r);
4255: /* XXX */
4256: SG(r) = HTD(r);
4257: }
4258: return r;
4259: }
1.99 noro 4260: }
4261:
1.43 noro 4262: void ndv_realloc(NDV p,int obpe,int oadv,EPOS oepos)
1.11 noro 4263: {
1.157 noro 4264: NMV m,mr,mr0,t;
4265: int len,i,k;
1.11 noro 4266:
1.157 noro 4267: if ( !p ) return;
4268: m = BDY(p); len = LEN(p);
4269: mr0 = nmv_adv>oadv?(NMV)REALLOC(BDY(p),len*nmv_adv):BDY(p);
4270: m = (NMV)((char *)mr0+(len-1)*oadv);
4271: mr = (NMV)((char *)mr0+(len-1)*nmv_adv);
4272: t = (NMV)ALLOCA(nmv_adv);
4273: for ( i = 0; i < len; i++, NMV_OPREV(m), NMV_PREV(mr) ) {
4274: CQ(t) = CQ(m);
4275: for ( k = 0; k < nd_wpd; k++ ) DL(t)[k] = 0;
4276: ndl_reconstruct(DL(m),DL(t),obpe,oepos);
4277: CQ(mr) = CQ(t);
4278: ndl_copy(DL(t),DL(mr));
4279: }
4280: BDY(p) = mr0;
1.61 noro 4281: }
4282:
4283: NDV ndv_dup_realloc(NDV p,int obpe,int oadv,EPOS oepos)
4284: {
1.157 noro 4285: NMV m,mr,mr0;
4286: int len,i;
4287: NDV r;
4288:
4289: if ( !p ) return 0;
4290: m = BDY(p); len = LEN(p);
4291: mr0 = mr = (NMV)MALLOC(len*nmv_adv);
4292: for ( i = 0; i < len; i++, NMV_OADV(m), NMV_ADV(mr) ) {
4293: ndl_zero(DL(mr));
4294: ndl_reconstruct(DL(m),DL(mr),obpe,oepos);
4295: CQ(mr) = CQ(m);
4296: }
4297: MKNDV(NV(p),mr0,len,r);
4298: SG(r) = SG(p);
4299: return r;
1.11 noro 4300: }
4301:
1.61 noro 4302: /* duplicate p */
4303:
4304: NDV ndv_dup(int mod,NDV p)
1.3 noro 4305: {
1.157 noro 4306: NDV d;
4307: NMV t,m,m0;
4308: int i,len;
4309:
4310: if ( !p ) return 0;
4311: len = LEN(p);
4312: m0 = m = (NMV)(mod?MALLOC_ATOMIC(len*nmv_adv):MALLOC(len*nmv_adv));
4313: for ( t = BDY(p), i = 0; i < len; i++, NMV_ADV(t), NMV_ADV(m) ) {
4314: ndl_copy(DL(t),DL(m));
4315: CQ(m) = CQ(t);
4316: }
4317: MKNDV(NV(p),m0,len,d);
4318: SG(d) = SG(p);
4319: return d;
1.23 noro 4320: }
4321:
1.63 noro 4322: ND nd_dup(ND p)
4323: {
1.157 noro 4324: ND d;
4325: NM t,m,m0;
1.63 noro 4326:
1.157 noro 4327: if ( !p ) return 0;
4328: for ( m0 = 0, t = BDY(p); t; t = NEXT(t) ) {
4329: NEXTNM(m0,m);
4330: ndl_copy(DL(t),DL(m));
4331: CQ(m) = CQ(t);
4332: }
4333: if ( m0 ) NEXT(m) = 0;
4334: MKND(NV(p),m0,LEN(p),d);
4335: SG(d) = SG(p);
4336: return d;
1.63 noro 4337: }
4338:
1.61 noro 4339: /* XXX if p->len == 0 then it represents 0 */
4340:
4341: void ndv_mod(int mod,NDV p)
4342: {
1.157 noro 4343: NMV t,d;
4344: int r,s,u;
4345: int i,len,dlen;
4346: P cp;
4347: Q c;
4348: Obj gfs;
4349:
4350: if ( !p ) return;
4351: len = LEN(p);
4352: dlen = 0;
4353: if ( mod == -1 )
4354: for ( t = d = BDY(p), i = 0; i < len; i++, NMV_ADV(t) ) {
4355: simp_ff((Obj)CP(t),&gfs);
4356: r = FTOIF(CONT((GFS)gfs));
4357: CM(d) = r;
4358: ndl_copy(DL(t),DL(d));
4359: NMV_ADV(d);
4360: dlen++;
4361: }
4362: else
4363: for ( t = d = BDY(p), i = 0; i < len; i++, NMV_ADV(t) ) {
4364: if ( nd_vc ) {
4365: nd_subst_vector(nd_vc,CP(t),nd_subst,&cp);
4366: c = (Q)cp;
4367: } else
4368: c = CQ(t);
4369: r = rem(NM(c),mod);
4370: if ( r ) {
4371: if ( SGN(c) < 0 )
4372: r = mod-r;
4373: if ( DN(c) ) {
4374: s = rem(DN(c),mod);
4375: if ( !s )
4376: error("ndv_mod : division by 0");
4377: s = invm(s,mod);
4378: DMAR(r,s,0,mod,u); r = u;
4379: }
4380: CM(d) = r;
4381: ndl_copy(DL(t),DL(d));
4382: NMV_ADV(d);
4383: dlen++;
4384: }
4385: }
4386: LEN(p) = dlen;
1.61 noro 4387: }
4388:
4389: NDV ptondv(VL vl,VL dvl,P p)
4390: {
1.157 noro 4391: ND nd;
4392:
4393: nd = ptond(vl,dvl,p);
4394: return ndtondv(0,nd);
4395: }
1.61 noro 4396:
1.157 noro 4397: void pltozpl(LIST l,Q *cont,LIST *pp)
4398: {
4399: NODE nd,nd1;
4400: int n;
4401: P *pl;
4402: Q *cl;
4403: int i;
4404: P dmy;
4405: Q dvr;
4406: LIST r;
4407:
4408: nd = BDY(l); n = length(nd);
4409: pl = (P *)ALLOCA(n*sizeof(P));
4410: cl = (Q *)ALLOCA(n*sizeof(P));
4411: for ( i = 0; i < n; i++, nd = NEXT(nd) )
4412: ptozp((P)BDY(nd),1,&cl[i],&dmy);
4413: qltozl(cl,n,&dvr);
4414: nd = BDY(l);
4415: for ( i = 0; i < n; i++, nd = NEXT(nd) ) {
4416: divsp(CO,(P)BDY(nd),(P)dvr,&pl[i]);
4417: }
4418: nd = 0;
4419: for ( i = n-1; i >= 0; i-- ) {
4420: MKNODE(nd1,pl[i],nd); nd = nd1;
4421: }
4422: MKLIST(r,nd);
4423: *pp = r;
4424: }
4425:
4426: /* (a1,a2,...,an) -> a1*e(1)+...+an*e(n) */
4427:
4428: NDV pltondv(VL vl,VL dvl,LIST p)
4429: {
4430: int i;
4431: NODE t;
4432: ND r,ri;
4433: NM m;
4434:
4435: if ( !nd_module ) error("pltond : module order must be set");
4436: r = 0;
4437: for ( i = 1, t = BDY(p); t; t = NEXT(t), i++ ) {
4438: ri = ptond(vl,dvl,(P)BDY(t));
1.163 noro 4439: if ( ri )
4440: for ( m = BDY(ri); m; m = NEXT(m) ) {
1.167 noro 4441: MPOS(DL(m)) = i;
4442: TD(DL(m)) = ndl_weight(DL(m));
1.163 noro 4443: if ( nd_blockmask ) ndl_weight_mask(DL(m));
4444: }
1.157 noro 4445: r = nd_add(0,r,ri);
4446: }
4447: return ndtondv(0,r);
1.61 noro 4448: }
4449:
4450: ND ptond(VL vl,VL dvl,P p)
1.23 noro 4451: {
1.157 noro 4452: int n,i,j,k,e;
4453: VL tvl;
4454: V v;
4455: DCP dc;
4456: DCP *w;
4457: ND r,s,t,u;
4458: P x;
4459: int c;
4460: UINT *d;
4461: NM m,m0;
4462:
4463: if ( !p )
4464: return 0;
4465: else if ( NUM(p) ) {
4466: NEWNM(m);
4467: ndl_zero(DL(m));
4468: CQ(m) = (Q)p;
4469: NEXT(m) = 0;
4470: MKND(nd_nvar,m,1,r);
4471: SG(r) = 0;
4472: return r;
4473: } else {
4474: for ( dc = DC(p), k = 0; dc; dc = NEXT(dc), k++ );
4475: w = (DCP *)ALLOCA(k*sizeof(DCP));
4476: for ( dc = DC(p), j = 0; j < k; dc = NEXT(dc), j++ ) w[j] = dc;
4477: for ( i = 0, tvl = dvl, v = VR(p);
4478: tvl && tvl->v != v; tvl = NEXT(tvl), i++ );
4479: if ( !tvl ) {
4480: for ( j = k-1, s = 0, MKV(v,x); j >= 0; j-- ) {
4481: t = ptond(vl,dvl,COEF(w[j]));
4482: pwrp(vl,x,DEG(w[j]),&p);
4483: nd_mul_c_p(CO,t,p); s = nd_add(0,s,t);
4484: }
4485: return s;
4486: } else {
4487: NEWNM(m0); d = DL(m0);
4488: for ( j = k-1, s = 0; j >= 0; j-- ) {
4489: ndl_zero(d); e = QTOS(DEG(w[j])); PUT_EXP(d,i,e);
4490: TD(d) = MUL_WEIGHT(e,i);
4491: if ( nd_blockmask) ndl_weight_mask(d);
4492: if ( nd_module ) MPOS(d) = 0;
4493: t = ptond(vl,dvl,COEF(w[j]));
4494: for ( m = BDY(t); m; m = NEXT(m) )
4495: ndl_addto(DL(m),d);
4496: SG(t) += TD(d);
4497: s = nd_add(0,s,t);
4498: }
4499: FREENM(m0);
4500: return s;
4501: }
4502: }
1.61 noro 4503: }
4504:
4505: P ndvtop(int mod,VL vl,VL dvl,NDV p)
4506: {
1.157 noro 4507: VL tvl;
4508: int len,n,j,i,e;
4509: NMV m;
4510: Q q;
4511: P c;
4512: UINT *d;
4513: P s,r,u,t,w;
4514: GFS gfs;
4515:
4516: if ( !p ) return 0;
4517: else {
4518: len = LEN(p);
4519: n = NV(p);
4520: m = (NMV)(((char *)BDY(p))+nmv_adv*(len-1));
4521: for ( j = len-1, s = 0; j >= 0; j--, NMV_PREV(m) ) {
4522: if ( mod == -1 ) {
4523: e = IFTOF(CM(m)); MKGFS(e,gfs); c = (P)gfs;
4524: } else if ( mod ) {
4525: STOQ(CM(m),q); c = (P)q;
4526: } else
4527: c = CP(m);
4528: d = DL(m);
4529: for ( i = 0, t = c, tvl = dvl; i < n; tvl = NEXT(tvl), i++ ) {
4530: MKV(tvl->v,r); e = GET_EXP(d,i); STOQ(e,q);
4531: pwrp(vl,r,q,&u); mulp(vl,t,u,&w); t = w;
4532: }
4533: addp(vl,s,t,&u); s = u;
4534: }
4535: return s;
4536: }
4537: }
4538:
4539: LIST ndvtopl(int mod,VL vl,VL dvl,NDV p,int rank)
4540: {
4541: VL tvl;
4542: int len,n,j,i,e;
4543: NMV m;
4544: Q q;
4545: P c;
4546: UINT *d;
4547: P s,r,u,t,w;
4548: GFS gfs;
4549: P *a;
4550: LIST l;
4551: NODE nd,nd1;
4552:
4553: if ( !p ) return 0;
4554: else {
4555: a = (P *)ALLOCA((rank+1)*sizeof(P));
4556: for ( i = 0; i <= rank; i++ ) a[i] = 0;
4557: len = LEN(p);
4558: n = NV(p);
4559: m = (NMV)(((char *)BDY(p))+nmv_adv*(len-1));
4560: for ( j = len-1; j >= 0; j--, NMV_PREV(m) ) {
4561: if ( mod == -1 ) {
4562: e = IFTOF(CM(m)); MKGFS(e,gfs); c = (P)gfs;
4563: } else if ( mod ) {
4564: STOQ(CM(m),q); c = (P)q;
4565: } else
4566: c = CP(m);
4567: d = DL(m);
4568: for ( i = 0, t = c, tvl = dvl; i < n; tvl = NEXT(tvl), i++ ) {
4569: MKV(tvl->v,r); e = GET_EXP(d,i); STOQ(e,q);
4570: pwrp(vl,r,q,&u); mulp(vl,t,u,&w); t = w;
4571: }
4572: addp(vl,a[MPOS(d)],t,&u); a[MPOS(d)] = u;
4573: }
4574: nd = 0;
4575: for ( i = rank; i > 0; i-- ) {
4576: MKNODE(nd1,a[i],nd); nd = nd1;
4577: }
4578: MKLIST(l,nd);
4579: return l;
4580: }
1.3 noro 4581: }
4582:
1.61 noro 4583: NDV ndtondv(int mod,ND p)
1.11 noro 4584: {
1.157 noro 4585: NDV d;
4586: NMV m,m0;
4587: NM t;
4588: int i,len;
4589:
4590: if ( !p ) return 0;
4591: len = LEN(p);
4592: if ( mod )
4593: m0 = m = (NMV)GC_malloc_atomic_ignore_off_page(len*nmv_adv);
4594: else
4595: m0 = m = MALLOC(len*nmv_adv);
1.103 noro 4596: #if 0
1.157 noro 4597: ndv_alloc += nmv_adv*len;
1.103 noro 4598: #endif
1.157 noro 4599: for ( t = BDY(p), i = 0; t; t = NEXT(t), i++, NMV_ADV(m) ) {
4600: ndl_copy(DL(t),DL(m));
4601: CQ(m) = CQ(t);
4602: }
4603: MKNDV(NV(p),m0,len,d);
4604: SG(d) = SG(p);
4605: return d;
1.11 noro 4606: }
4607:
1.61 noro 4608: ND ndvtond(int mod,NDV p)
1.11 noro 4609: {
1.157 noro 4610: ND d;
4611: NM m,m0;
4612: NMV t;
4613: int i,len;
4614:
4615: if ( !p ) return 0;
4616: m0 = 0;
4617: len = p->len;
4618: for ( t = BDY(p), i = 0; i < len; NMV_ADV(t), i++ ) {
4619: NEXTNM(m0,m);
4620: ndl_copy(DL(t),DL(m));
4621: CQ(m) = CQ(t);
4622: }
4623: NEXT(m) = 0;
4624: MKND(NV(p),m0,len,d);
4625: SG(d) = SG(p);
4626: return d;
1.11 noro 4627: }
4628:
1.3 noro 4629: void ndv_print(NDV p)
4630: {
1.157 noro 4631: NMV m;
4632: int i,len;
1.3 noro 4633:
1.157 noro 4634: if ( !p ) printf("0\n");
4635: else {
4636: len = LEN(p);
4637: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
4638: if ( CM(m) & 0x80000000 ) printf("+@_%d*",IFTOF(CM(m)));
4639: else printf("+%d*",CM(m));
4640: ndl_print(DL(m));
4641: }
4642: printf("\n");
4643: }
1.16 noro 4644: }
4645:
1.113 noro 4646: void ndv_print_q(NDV p)
1.16 noro 4647: {
1.157 noro 4648: NMV m;
4649: int i,len;
1.16 noro 4650:
1.157 noro 4651: if ( !p ) printf("0\n");
4652: else {
4653: len = LEN(p);
4654: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
4655: printf("+");
4656: printexpr(CO,(Obj)CQ(m));
4657: printf("*");
4658: ndl_print(DL(m));
4659: }
4660: printf("\n");
4661: }
1.25 noro 4662: }
4663:
1.167 noro 4664: NODE ndv_reducebase(NODE x,int *perm)
1.27 noro 4665: {
1.157 noro 4666: int len,i,j;
1.167 noro 4667: NDVI w;
1.157 noro 4668: NODE t,t0;
4669:
4670: len = length(x);
1.167 noro 4671: w = (NDVI)ALLOCA(len*sizeof(struct oNDVI));
4672: for ( i = 0, t = x; i < len; i++, t = NEXT(t) ) {
4673: w[i].p = BDY(t); w[i].i = perm[i];
4674: }
1.157 noro 4675: for ( i = 0; i < len; i++ ) {
4676: for ( j = 0; j < i; j++ ) {
1.167 noro 4677: if ( w[i].p && w[j].p )
4678: if ( ndl_reducible(HDL(w[i].p),HDL(w[j].p)) ) w[i].p = 0;
4679: else if ( ndl_reducible(HDL(w[j].p),HDL(w[i].p)) ) w[j].p = 0;
1.157 noro 4680: }
4681: }
1.167 noro 4682: for ( i = j = 0, t0 = 0; i < len; i++ ) {
4683: if ( w[i].p ) {
4684: NEXTNODE(t0,t); BDY(t) = (pointer)w[i].p;
4685: perm[j++] = w[i].i;
4686: }
1.157 noro 4687: }
4688: NEXT(t) = 0; x = t0;
4689: return x;
1.11 noro 4690: }
1.32 noro 4691:
1.43 noro 4692: /* XXX incomplete */
4693:
1.32 noro 4694: void nd_init_ord(struct order_spec *ord)
4695: {
1.157 noro 4696: nd_module = (ord->id >= 256);
4697: switch ( ord->id ) {
4698: case 0:
4699: switch ( ord->ord.simple ) {
4700: case 0:
4701: nd_dcomp = 1;
4702: nd_isrlex = 1;
4703: break;
4704: case 1:
4705: nd_dcomp = 1;
4706: nd_isrlex = 0;
4707: break;
4708: case 2:
4709: nd_dcomp = 0;
4710: nd_isrlex = 0;
4711: ndl_compare_function = ndl_lex_compare;
4712: break;
4713: case 11:
4714: /* XXX */
4715: nd_dcomp = 0;
4716: nd_isrlex = 1;
4717: ndl_compare_function = ndl_ww_lex_compare;
4718: break;
4719: default:
4720: error("nd_gr : unsupported order");
4721: }
4722: break;
4723: case 1:
4724: /* block order */
4725: /* XXX */
4726: nd_dcomp = -1;
4727: nd_isrlex = 0;
4728: ndl_compare_function = ndl_block_compare;
4729: break;
4730: case 2:
4731: /* matrix order */
4732: /* XXX */
4733: nd_dcomp = -1;
4734: nd_isrlex = 0;
4735: nd_matrix_len = ord->ord.matrix.row;
4736: nd_matrix = ord->ord.matrix.matrix;
4737: ndl_compare_function = ndl_matrix_compare;
4738: break;
4739: case 3:
4740: /* composite order */
4741: nd_dcomp = -1;
4742: nd_isrlex = 0;
4743: nd_worb_len = ord->ord.composite.length;
4744: nd_worb = ord->ord.composite.w_or_b;
4745: ndl_compare_function = ndl_composite_compare;
4746: break;
4747:
4748: /* module order */
4749: case 256:
1.160 noro 4750: nd_ispot = ord->ispot;
1.174 ! noro 4751: nd_pot_nelim = ord->pot_nelim;
1.157 noro 4752: nd_dcomp = -1;
4753: switch ( ord->ord.simple ) {
4754: case 0:
1.167 noro 4755: nd_isrlex = 1;
1.157 noro 4756: ndl_compare_function = ndl_module_grlex_compare;
4757: break;
4758: case 1:
1.167 noro 4759: nd_isrlex = 0;
1.157 noro 4760: ndl_compare_function = ndl_module_glex_compare;
4761: break;
4762: case 2:
1.167 noro 4763: nd_isrlex = 0;
1.157 noro 4764: ndl_compare_function = ndl_module_lex_compare;
4765: break;
4766: default:
4767: error("nd_gr : unsupported order");
4768: }
4769: break;
4770: case 257:
4771: /* block order */
1.174 ! noro 4772: nd_ispot = ord->ispot;
! 4773: nd_pot_nelim = ord->pot_nelim;
! 4774: nd_dcomp = -1;
! 4775: nd_isrlex = 0;
1.157 noro 4776: ndl_compare_function = ndl_module_block_compare;
4777: break;
4778: case 258:
4779: /* matrix order */
1.174 ! noro 4780: nd_ispot = ord->ispot;
! 4781: nd_pot_nelim = ord->pot_nelim;
! 4782: nd_dcomp = -1;
! 4783: nd_isrlex = 0;
1.157 noro 4784: nd_matrix_len = ord->ord.matrix.row;
4785: nd_matrix = ord->ord.matrix.matrix;
4786: ndl_compare_function = ndl_module_matrix_compare;
4787: break;
4788: case 259:
4789: /* composite order */
1.174 ! noro 4790: nd_ispot = ord->ispot;
! 4791: nd_pot_nelim = ord->pot_nelim;
! 4792: nd_dcomp = -1;
! 4793: nd_isrlex = 0;
1.157 noro 4794: nd_worb_len = ord->ord.composite.length;
4795: nd_worb = ord->ord.composite.w_or_b;
4796: ndl_compare_function = ndl_module_composite_compare;
4797: break;
4798: }
4799: nd_ord = ord;
1.32 noro 4800: }
4801:
1.43 noro 4802: BlockMask nd_create_blockmask(struct order_spec *ord)
4803: {
1.157 noro 4804: int n,i,j,s,l;
4805: UINT *t;
4806: BlockMask bm;
4807:
4808: /* we only create mask table for block order */
1.164 noro 4809: if ( ord->id != 1 && ord->id != 257 )
1.157 noro 4810: return 0;
4811: n = ord->ord.block.length;
4812: bm = (BlockMask)MALLOC(sizeof(struct oBlockMask));
4813: bm->n = n;
4814: bm->order_pair = ord->ord.block.order_pair;
4815: bm->mask = (UINT **)MALLOC(n*sizeof(UINT *));
4816: for ( i = 0, s = 0; i < n; i++ ) {
4817: bm->mask[i] = t = (UINT *)MALLOC_ATOMIC(nd_wpd*sizeof(UINT));
4818: for ( j = 0; j < nd_wpd; j++ ) t[j] = 0;
4819: l = bm->order_pair[i].length;
4820: for ( j = 0; j < l; j++, s++ ) PUT_EXP(t,s,nd_mask0);
4821: }
4822: return bm;
1.57 noro 4823: }
4824:
4825: EPOS nd_create_epos(struct order_spec *ord)
4826: {
1.157 noro 4827: int i,j,l,s,ord_l,ord_o;
4828: EPOS epos;
4829: struct order_pair *op;
4830:
4831: epos = (EPOS)MALLOC_ATOMIC(nd_nvar*sizeof(struct oEPOS));
4832: switch ( ord->id ) {
1.164 noro 4833: case 0: case 256:
1.157 noro 4834: if ( nd_isrlex ) {
4835: for ( i = 0; i < nd_nvar; i++ ) {
4836: epos[i].i = nd_exporigin + (nd_nvar-1-i)/nd_epw;
4837: epos[i].s = (nd_epw-((nd_nvar-1-i)%nd_epw)-1)*nd_bpe;
4838: }
4839: } else {
4840: for ( i = 0; i < nd_nvar; i++ ) {
4841: epos[i].i = nd_exporigin + i/nd_epw;
4842: epos[i].s = (nd_epw-(i%nd_epw)-1)*nd_bpe;
4843: }
4844: }
4845: break;
1.164 noro 4846: case 1: case 257:
1.157 noro 4847: /* block order */
4848: l = ord->ord.block.length;
4849: op = ord->ord.block.order_pair;
4850: for ( j = 0, s = 0; j < l; j++ ) {
4851: ord_o = op[j].order;
4852: ord_l = op[j].length;
4853: if ( !ord_o )
4854: for ( i = 0; i < ord_l; i++ ) {
4855: epos[s+i].i = nd_exporigin + (s+ord_l-i-1)/nd_epw;
4856: epos[s+i].s = (nd_epw-((s+ord_l-i-1)%nd_epw)-1)*nd_bpe;
4857: }
4858: else
4859: for ( i = 0; i < ord_l; i++ ) {
4860: epos[s+i].i = nd_exporigin + (s+i)/nd_epw;
4861: epos[s+i].s = (nd_epw-((s+i)%nd_epw)-1)*nd_bpe;
4862: }
4863: s += ord_l;
4864: }
4865: break;
4866: case 2:
4867: /* matrix order */
4868: case 3:
4869: /* composite order */
1.167 noro 4870: default:
1.157 noro 4871: for ( i = 0; i < nd_nvar; i++ ) {
4872: epos[i].i = nd_exporigin + i/nd_epw;
4873: epos[i].s = (nd_epw-(i%nd_epw)-1)*nd_bpe;
4874: }
4875: break;
4876: }
4877: return epos;
1.43 noro 4878: }
1.59 noro 4879:
4880: /* external interface */
4881:
4882: void nd_nf_p(P f,LIST g,LIST v,int m,struct order_spec *ord,P *rp)
4883: {
1.157 noro 4884: NODE t,in0,in;
4885: ND nd,nf;
4886: NDV ndv;
4887: VL vv,tv;
4888: int stat,nvar,max,e;
4889: union oNDC dn;
4890: Q cont;
4891: P pp;
4892:
4893: if ( !f ) {
4894: *rp = 0;
4895: return;
4896: }
4897: pltovl(v,&vv);
4898: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
4899:
4900: /* get the degree bound */
4901: for ( t = BDY(g), max = 0; t; t = NEXT(t) )
4902: for ( tv = vv; tv; tv = NEXT(tv) ) {
4903: e = getdeg(tv->v,(P)BDY(t));
4904: max = MAX(e,max);
4905: }
4906: for ( tv = vv; tv; tv = NEXT(tv) ) {
4907: e = getdeg(tv->v,f);
4908: max = MAX(e,max);
4909: }
4910:
4911: nd_init_ord(ord);
4912: nd_setup_parameters(nvar,max);
4913:
4914: /* conversion to ndv */
4915: for ( in0 = 0, t = BDY(g); t; t = NEXT(t) ) {
4916: NEXTNODE(in0,in);
4917: ptozp((P)BDY(t),1,&cont,&pp);
4918: BDY(in) = (pointer)ptondv(CO,vv,pp);
4919: if ( m ) ndv_mod(m,(NDV)BDY(in));
4920: }
4921: NEXTNODE(in0,in);
4922: BDY(in) = (pointer)ptondv(CO,vv,f);
4923: if ( m ) ndv_mod(m,(NDV)BDY(in));
4924: NEXT(in) = 0;
4925:
4926: /* dont sort, dont removecont */
4927: ndv_setup(m,0,in0,1,1);
4928: nd_psn--;
4929: nd_scale=2;
4930: while ( 1 ) {
4931: nd = (pointer)ndvtond(m,nd_ps[nd_psn]);
4932: stat = nd_nf(m,0,nd,nd_ps,1,0,&nf);
4933: if ( !stat ) {
4934: nd_psn++;
4935: nd_reconstruct(0,0);
4936: nd_psn--;
4937: } else
4938: break;
4939: }
4940: *rp = ndvtop(m,CO,vv,ndtondv(m,nf));
1.63 noro 4941: }
4942:
4943: int nd_to_vect(int mod,UINT *s0,int n,ND d,UINT *r)
4944: {
1.157 noro 4945: NM m;
4946: UINT *t,*s;
4947: int i;
4948:
4949: for ( i = 0; i < n; i++ ) r[i] = 0;
4950: for ( i = 0, s = s0, m = BDY(d); m; m = NEXT(m) ) {
4951: t = DL(m);
4952: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
4953: r[i] = CM(m);
4954: }
4955: for ( i = 0; !r[i]; i++ );
4956: return i;
1.63 noro 4957: }
4958:
1.113 noro 4959: int nd_to_vect_q(UINT *s0,int n,ND d,Q *r)
1.74 noro 4960: {
1.157 noro 4961: NM m;
4962: UINT *t,*s;
4963: int i;
4964:
4965: for ( i = 0; i < n; i++ ) r[i] = 0;
4966: for ( i = 0, s = s0, m = BDY(d); m; m = NEXT(m) ) {
4967: t = DL(m);
4968: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
4969: r[i] = CQ(m);
4970: }
4971: for ( i = 0; !r[i]; i++ );
4972: return i;
1.74 noro 4973: }
4974:
1.129 noro 4975: Q *nm_ind_pair_to_vect(int mod,UINT *s0,int n,NM_ind_pair pair)
4976: {
1.157 noro 4977: NM m;
4978: NMV mr;
4979: UINT *d,*t,*s;
4980: NDV p;
4981: int i,j,len;
4982: Q *r;
4983:
4984: m = pair->mul;
4985: d = DL(m);
4986: p = nd_ps[pair->index];
4987: len = LEN(p);
4988: r = (Q *)CALLOC(n,sizeof(Q));
4989: t = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
4990: for ( i = j = 0, s = s0, mr = BDY(p); j < len; j++, NMV_ADV(mr) ) {
4991: ndl_add(d,DL(mr),t);
4992: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
4993: r[i] = CQ(mr);
4994: }
4995: return r;
1.129 noro 4996: }
4997:
1.67 noro 4998: IndArray nm_ind_pair_to_vect_compress(int mod,UINT *s0,int n,NM_ind_pair pair)
1.64 noro 4999: {
1.157 noro 5000: NM m;
5001: NMV mr;
5002: UINT *d,*t,*s;
5003: NDV p;
5004: unsigned char *ivc;
5005: unsigned short *ivs;
5006: UINT *v,*ivi,*s0v;
5007: int i,j,len,prev,diff,cdiff;
5008: IndArray r;
5009:
5010: m = pair->mul;
5011: d = DL(m);
5012: p = nd_ps[pair->index];
5013: len = LEN(p);
5014: t = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
5015: v = (unsigned int *)ALLOCA(len*sizeof(unsigned int));
5016: for ( i = j = 0, s = s0, mr = BDY(p); j < len; j++, NMV_ADV(mr) ) {
5017: ndl_add(d,DL(mr),t);
5018: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
5019: v[j] = i;
5020: }
5021: r = (IndArray)MALLOC(sizeof(struct oIndArray));
5022: r->head = v[0];
5023: diff = 0;
5024: for ( i = 1; i < len; i++ ) {
5025: cdiff = v[i]-v[i-1]; diff = MAX(cdiff,diff);
5026: }
5027: if ( diff < 256 ) {
5028: r->width = 1;
5029: ivc = (unsigned char *)MALLOC_ATOMIC(len*sizeof(unsigned char));
5030: r->index.c = ivc;
5031: for ( i = 1, ivc[0] = 0; i < len; i++ ) ivc[i] = v[i]-v[i-1];
5032: } else if ( diff < 65536 ) {
5033: r->width = 2;
5034: ivs = (unsigned short *)MALLOC_ATOMIC(len*sizeof(unsigned short));
5035: r->index.s = ivs;
5036: for ( i = 1, ivs[0] = 0; i < len; i++ ) ivs[i] = v[i]-v[i-1];
5037: } else {
5038: r->width = 4;
5039: ivi = (unsigned int *)MALLOC_ATOMIC(len*sizeof(unsigned int));
5040: r->index.i = ivi;
5041: for ( i = 1, ivi[0] = 0; i < len; i++ ) ivi[i] = v[i]-v[i-1];
5042: }
5043: return r;
1.64 noro 5044: }
5045:
1.135 noro 5046: int compress_array(Q *svect,Q *cvect,int n)
5047: {
1.157 noro 5048: int i,j;
1.135 noro 5049:
1.157 noro 5050: for ( i = j = 0; i < n; i++ )
5051: if ( svect[i] ) cvect[j++] = svect[i];
5052: return j;
1.135 noro 5053: }
5054:
5055: void expand_array(Q *svect,Q *cvect,int n)
5056: {
1.157 noro 5057: int i,j;
1.135 noro 5058:
1.157 noro 5059: for ( i = j = 0; j < n; i++ )
5060: if ( svect[i] ) svect[i] = cvect[j++];
1.135 noro 5061: }
5062:
1.133 noro 5063: int ndv_reduce_vect_q(Q *svect,int trace,int col,IndArray *imat,NM_ind_pair *rp0,int nred)
1.107 noro 5064: {
1.157 noro 5065: int i,j,k,len,pos,prev,nz;
5066: Q cs,mcs,c1,c2,cr,gcd,t;
5067: IndArray ivect;
5068: unsigned char *ivc;
5069: unsigned short *ivs;
5070: unsigned int *ivi;
5071: NDV redv;
5072: NMV mr;
5073: NODE rp;
5074: int maxrs;
5075: double hmag;
5076: Q *cvect;
5077:
5078: maxrs = 0;
5079: for ( i = 0; i < col && !svect[i]; i++ );
5080: if ( i == col ) return maxrs;
5081: hmag = p_mag((P)svect[i])*nd_scale;
5082: cvect = (Q *)ALLOCA(col*sizeof(Q));
5083: for ( i = 0; i < nred; i++ ) {
5084: ivect = imat[i];
5085: k = ivect->head;
5086: if ( svect[k] ) {
5087: maxrs = MAX(maxrs,rp0[i]->sugar);
5088: redv = trace?nd_ps_trace[rp0[i]->index]:nd_ps[rp0[i]->index];
5089: len = LEN(redv); mr = BDY(redv);
5090: igcd_cofactor(svect[k],CQ(mr),&gcd,&cs,&cr);
5091: chsgnq(cs,&mcs);
5092: if ( !UNIQ(cr) ) {
5093: for ( j = 0; j < col; j++ ) {
5094: mulq(svect[j],cr,&c1); svect[j] = c1;
5095: }
5096: }
5097: svect[k] = 0; prev = k;
5098: switch ( ivect->width ) {
5099: case 1:
5100: ivc = ivect->index.c;
5101: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5102: pos = prev+ivc[j]; prev = pos;
5103: mulq(CQ(mr),mcs,&c2); addq(svect[pos],c2,&t); svect[pos] = t;
5104: }
5105: break;
5106: case 2:
5107: ivs = ivect->index.s;
5108: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5109: pos = prev+ivs[j]; prev = pos;
5110: mulq(CQ(mr),mcs,&c2); addq(svect[pos],c2,&t); svect[pos] = t;
5111: }
5112: break;
5113: case 4:
5114: ivi = ivect->index.i;
5115: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5116: pos = prev+ivi[j]; prev = pos;
5117: mulq(CQ(mr),mcs,&c2); addq(svect[pos],c2,&t); svect[pos] = t;
5118: }
5119: break;
5120: }
5121: for ( j = k+1; j < col && !svect[j]; j++ );
5122: if ( j == col ) break;
5123: if ( hmag && ((double)p_mag((P)svect[j]) > hmag) ) {
5124: nz = compress_array(svect,cvect,col);
5125: removecont_array((P *)cvect,nz,1);
5126: expand_array(svect,cvect,nz);
5127: hmag = ((double)p_mag((P)svect[j]))*nd_scale;
5128: }
5129: }
5130: }
5131: nz = compress_array(svect,cvect,col);
5132: removecont_array((P *)cvect,nz,1);
5133: expand_array(svect,cvect,nz);
5134: if ( DP_Print ) {
5135: fprintf(asir_out,"-"); fflush(asir_out);
5136: }
5137: return maxrs;
1.107 noro 5138: }
5139:
1.76 noro 5140: int ndv_reduce_vect(int m,UINT *svect,int col,IndArray *imat,NM_ind_pair *rp0,int nred)
1.65 noro 5141: {
1.157 noro 5142: int i,j,k,len,pos,prev;
5143: UINT c,c1,c2,c3,up,lo,dmy;
5144: IndArray ivect;
5145: unsigned char *ivc;
5146: unsigned short *ivs;
5147: unsigned int *ivi;
5148: NDV redv;
5149: NMV mr;
5150: NODE rp;
5151: int maxrs;
5152:
5153: maxrs = 0;
5154: for ( i = 0; i < nred; i++ ) {
5155: ivect = imat[i];
5156: k = ivect->head; svect[k] %= m;
5157: if ( c = svect[k] ) {
5158: maxrs = MAX(maxrs,rp0[i]->sugar);
5159: c = m-c; redv = nd_ps[rp0[i]->index];
5160: len = LEN(redv); mr = BDY(redv);
5161: svect[k] = 0; prev = k;
5162: switch ( ivect->width ) {
5163: case 1:
5164: ivc = ivect->index.c;
5165: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5166: pos = prev+ivc[j]; c1 = CM(mr); c2 = svect[pos];
5167: prev = pos;
5168: DMA(c1,c,c2,up,lo);
5169: if ( up ) { DSAB(m,up,lo,dmy,c3); svect[pos] = c3;
5170: } else svect[pos] = lo;
5171: }
5172: break;
5173: case 2:
5174: ivs = ivect->index.s;
5175: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5176: pos = prev+ivs[j]; c1 = CM(mr); c2 = svect[pos];
5177: prev = pos;
5178: DMA(c1,c,c2,up,lo);
5179: if ( up ) { DSAB(m,up,lo,dmy,c3); svect[pos] = c3;
5180: } else svect[pos] = lo;
5181: }
5182: break;
5183: case 4:
5184: ivi = ivect->index.i;
5185: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5186: pos = prev+ivi[j]; c1 = CM(mr); c2 = svect[pos];
5187: prev = pos;
5188: DMA(c1,c,c2,up,lo);
5189: if ( up ) { DSAB(m,up,lo,dmy,c3); svect[pos] = c3;
5190: } else svect[pos] = lo;
5191: }
5192: break;
5193: }
5194: }
5195: }
5196: for ( i = 0; i < col; i++ )
5197: if ( svect[i] >= (UINT)m ) svect[i] %= m;
5198: return maxrs;
1.65 noro 5199: }
5200:
1.76 noro 5201: int ndv_reduce_vect_sf(int m,UINT *svect,int col,IndArray *imat,NM_ind_pair *rp0,int nred)
1.72 noro 5202: {
1.157 noro 5203: int i,j,k,len,pos,prev;
5204: UINT c,c1,c2,c3,up,lo,dmy;
5205: IndArray ivect;
5206: unsigned char *ivc;
5207: unsigned short *ivs;
5208: unsigned int *ivi;
5209: NDV redv;
5210: NMV mr;
5211: NODE rp;
5212: int maxrs;
5213:
5214: maxrs = 0;
5215: for ( i = 0; i < nred; i++ ) {
5216: ivect = imat[i];
5217: k = ivect->head; svect[k] %= m;
5218: if ( c = svect[k] ) {
5219: maxrs = MAX(maxrs,rp0[i]->sugar);
5220: c = _chsgnsf(c); redv = nd_ps[rp0[i]->index];
5221: len = LEN(redv); mr = BDY(redv);
5222: svect[k] = 0; prev = k;
5223: switch ( ivect->width ) {
5224: case 1:
5225: ivc = ivect->index.c;
5226: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5227: pos = prev+ivc[j]; prev = pos;
5228: svect[pos] = _addsf(_mulsf(CM(mr),c),svect[pos]);
5229: }
5230: break;
5231: case 2:
5232: ivs = ivect->index.s;
5233: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5234: pos = prev+ivs[j]; prev = pos;
5235: svect[pos] = _addsf(_mulsf(CM(mr),c),svect[pos]);
5236: }
5237: break;
5238: case 4:
5239: ivi = ivect->index.i;
5240: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5241: pos = prev+ivi[j]; prev = pos;
5242: svect[pos] = _addsf(_mulsf(CM(mr),c),svect[pos]);
5243: }
5244: break;
5245: }
5246: }
5247: }
5248: return maxrs;
1.72 noro 5249: }
5250:
1.65 noro 5251: NDV vect_to_ndv(UINT *vect,int spcol,int col,int *rhead,UINT *s0vect)
5252: {
1.157 noro 5253: int j,k,len;
5254: UINT *p;
5255: UINT c;
5256: NDV r;
5257: NMV mr0,mr;
5258:
5259: for ( j = 0, len = 0; j < spcol; j++ ) if ( vect[j] ) len++;
5260: if ( !len ) return 0;
5261: else {
5262: mr0 = (NMV)GC_malloc_atomic_ignore_off_page(nmv_adv*len);
1.103 noro 5263: #if 0
1.157 noro 5264: ndv_alloc += nmv_adv*len;
1.103 noro 5265: #endif
1.157 noro 5266: mr = mr0;
5267: p = s0vect;
5268: for ( j = k = 0; j < col; j++, p += nd_wpd )
5269: if ( !rhead[j] ) {
5270: if ( c = vect[k++] ) {
5271: ndl_copy(p,DL(mr)); CM(mr) = c; NMV_ADV(mr);
5272: }
5273: }
5274: MKNDV(nd_nvar,mr0,len,r);
5275: return r;
5276: }
1.65 noro 5277: }
5278:
1.129 noro 5279: /* for preprocessed vector */
5280:
1.113 noro 5281: NDV vect_to_ndv_q(Q *vect,int spcol,int col,int *rhead,UINT *s0vect)
1.107 noro 5282: {
1.157 noro 5283: int j,k,len;
5284: UINT *p;
5285: Q c;
5286: NDV r;
5287: NMV mr0,mr;
5288:
5289: for ( j = 0, len = 0; j < spcol; j++ ) if ( vect[j] ) len++;
5290: if ( !len ) return 0;
5291: else {
5292: mr0 = (NMV)GC_malloc(nmv_adv*len);
1.107 noro 5293: #if 0
1.157 noro 5294: ndv_alloc += nmv_adv*len;
1.107 noro 5295: #endif
1.157 noro 5296: mr = mr0;
5297: p = s0vect;
5298: for ( j = k = 0; j < col; j++, p += nd_wpd )
5299: if ( !rhead[j] ) {
5300: if ( c = vect[k++] ) {
5301: if ( DN(c) )
5302: error("afo");
5303: ndl_copy(p,DL(mr)); CQ(mr) = c; NMV_ADV(mr);
5304: }
5305: }
5306: MKNDV(nd_nvar,mr0,len,r);
5307: return r;
5308: }
1.107 noro 5309: }
5310:
1.129 noro 5311: /* for plain vector */
5312:
5313: NDV plain_vect_to_ndv_q(Q *vect,int col,UINT *s0vect)
5314: {
1.157 noro 5315: int j,k,len;
5316: UINT *p;
5317: Q c;
5318: NDV r;
5319: NMV mr0,mr;
5320:
5321: for ( j = 0, len = 0; j < col; j++ ) if ( vect[j] ) len++;
5322: if ( !len ) return 0;
5323: else {
5324: mr0 = (NMV)GC_malloc(nmv_adv*len);
1.129 noro 5325: #if 0
1.157 noro 5326: ndv_alloc += nmv_adv*len;
1.129 noro 5327: #endif
1.157 noro 5328: mr = mr0;
5329: p = s0vect;
5330: for ( j = k = 0; j < col; j++, p += nd_wpd, k++ )
5331: if ( c = vect[k] ) {
5332: if ( DN(c) )
5333: error("afo");
5334: ndl_copy(p,DL(mr)); CQ(mr) = c; NMV_ADV(mr);
5335: }
5336: MKNDV(nd_nvar,mr0,len,r);
5337: return r;
5338: }
1.129 noro 5339: }
5340:
1.133 noro 5341: int nd_sp_f4(int m,int trace,ND_pairs l,PGeoBucket bucket)
1.65 noro 5342: {
1.157 noro 5343: ND_pairs t;
5344: NODE sp0,sp;
5345: int stat;
5346: ND spol;
5347:
5348: for ( t = l; t; t = NEXT(t) ) {
5349: stat = nd_sp(m,trace,t,&spol);
5350: if ( !stat ) return 0;
5351: if ( spol ) {
5352: add_pbucket_symbolic(bucket,spol);
5353: }
5354: }
5355: return 1;
1.65 noro 5356: }
5357:
1.133 noro 5358: int nd_symbolic_preproc(PGeoBucket bucket,int trace,UINT **s0vect,NODE *r)
1.65 noro 5359: {
1.157 noro 5360: NODE rp0,rp;
5361: NM mul,head,s0,s;
5362: int index,col,i,sugar;
5363: RHist h;
5364: UINT *s0v,*p;
5365: NM_ind_pair pair;
5366: ND red;
5367: NDV *ps;
5368:
5369: s0 = 0; rp0 = 0; col = 0;
5370: ps = trace?nd_ps_trace:nd_ps;
5371: while ( 1 ) {
5372: head = remove_head_pbucket_symbolic(bucket);
5373: if ( !head ) break;
5374: if ( !s0 ) s0 = head;
5375: else NEXT(s) = head;
5376: s = head;
5377: index = ndl_find_reducer(DL(head));
5378: if ( index >= 0 ) {
5379: h = nd_psh[index];
5380: NEWNM(mul);
5381: ndl_sub(DL(head),DL(h),DL(mul));
5382: if ( ndl_check_bound2(index,DL(mul)) ) return 0;
5383: sugar = TD(DL(mul))+SG(ps[index]);
5384: MKNM_ind_pair(pair,mul,index,sugar);
5385: red = ndv_mul_nm_symbolic(mul,ps[index]);
5386: add_pbucket_symbolic(bucket,nd_remove_head(red));
5387: NEXTNODE(rp0,rp); BDY(rp) = (pointer)pair;
5388: }
5389: col++;
5390: }
5391: if ( rp0 ) NEXT(rp) = 0;
5392: NEXT(s) = 0;
5393: s0v = (UINT *)MALLOC_ATOMIC(col*nd_wpd*sizeof(UINT));
5394: for ( i = 0, p = s0v, s = s0; i < col;
5395: i++, p += nd_wpd, s = NEXT(s) ) ndl_copy(DL(s),p);
5396: *s0vect = s0v;
5397: *r = rp0;
5398: return col;
1.65 noro 5399: }
5400:
1.167 noro 5401: NODE nd_f4(int m,int **indp)
1.69 noro 5402: {
1.157 noro 5403: int i,nh,stat,index;
5404: NODE r,g;
5405: ND_pairs d,l,t;
5406: ND spol,red;
5407: NDV nf,redv;
5408: NM s0,s;
5409: NODE rp0,srp0,nflist;
5410: int nsp,nred,col,rank,len,k,j,a;
5411: UINT c;
5412: UINT **spmat;
5413: UINT *s0vect,*svect,*p,*v;
5414: int *colstat;
5415: IndArray *imat;
5416: int *rhead;
5417: int spcol,sprow;
5418: int sugar;
5419: PGeoBucket bucket;
5420: struct oEGT eg0,eg1,eg_f4;
1.69 noro 5421:
1.103 noro 5422: #if 0
1.157 noro 5423: ndv_alloc = 0;
1.103 noro 5424: #endif
1.157 noro 5425: g = 0; d = 0;
5426: for ( i = 0; i < nd_psn; i++ ) {
1.168 noro 5427: d = update_pairs(d,g,i,0);
1.157 noro 5428: g = update_base(g,i);
5429: }
5430: while ( d ) {
5431: get_eg(&eg0);
5432: l = nd_minsugarp(d,&d);
5433: sugar = SG(l);
5434: bucket = create_pbucket();
5435: stat = nd_sp_f4(m,0,l,bucket);
5436: if ( !stat ) {
5437: for ( t = l; NEXT(t); t = NEXT(t) );
5438: NEXT(t) = d; d = l;
5439: d = nd_reconstruct(0,d);
5440: continue;
5441: }
5442: if ( bucket->m < 0 ) continue;
5443: col = nd_symbolic_preproc(bucket,0,&s0vect,&rp0);
5444: if ( !col ) {
5445: for ( t = l; NEXT(t); t = NEXT(t) );
5446: NEXT(t) = d; d = l;
5447: d = nd_reconstruct(0,d);
5448: continue;
5449: }
5450: get_eg(&eg1); init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg1);
5451: if ( DP_Print )
5452: fprintf(asir_out,"sugar=%d,symb=%fsec,",
5453: sugar,eg_f4.exectime+eg_f4.gctime);
5454: if ( 1 )
5455: nflist = nd_f4_red(m,l,0,s0vect,col,rp0,0);
5456: else
5457: nflist = nd_f4_red_dist(m,l,s0vect,col,rp0,0);
5458: /* adding new bases */
5459: for ( r = nflist; r; r = NEXT(r) ) {
5460: nf = (NDV)BDY(r);
5461: ndv_removecont(m,nf);
5462: if ( !m && nd_nalg ) {
5463: ND nf1;
5464:
5465: nf1 = ndvtond(m,nf);
5466: nd_monic(0,&nf1);
5467: nd_removecont(m,nf1);
5468: nf = ndtondv(m,nf1);
5469: }
5470: nh = ndv_newps(m,nf,0);
1.168 noro 5471: d = update_pairs(d,g,nh,0);
1.157 noro 5472: g = update_base(g,nh);
5473: }
5474: }
1.103 noro 5475: #if 0
1.157 noro 5476: fprintf(asir_out,"ndv_alloc=%d\n",ndv_alloc);
1.103 noro 5477: #endif
1.167 noro 5478: conv_ilist(0,0,g,indp);
1.157 noro 5479: return g;
1.69 noro 5480: }
1.74 noro 5481:
1.167 noro 5482: NODE nd_f4_trace(int m,int **indp)
1.133 noro 5483: {
1.157 noro 5484: int i,nh,stat,index;
5485: NODE r,g;
5486: ND_pairs d,l,l0,t;
5487: ND spol,red;
5488: NDV nf,redv,nfqv,nfv;
5489: NM s0,s;
5490: NODE rp0,srp0,nflist;
5491: int nsp,nred,col,rank,len,k,j,a;
5492: UINT c;
5493: UINT **spmat;
5494: UINT *s0vect,*svect,*p,*v;
5495: int *colstat;
5496: IndArray *imat;
5497: int *rhead;
5498: int spcol,sprow;
5499: int sugar;
5500: PGeoBucket bucket;
5501: struct oEGT eg0,eg1,eg_f4;
5502:
5503: g = 0; d = 0;
5504: for ( i = 0; i < nd_psn; i++ ) {
1.168 noro 5505: d = update_pairs(d,g,i,0);
1.157 noro 5506: g = update_base(g,i);
5507: }
5508: while ( d ) {
5509: get_eg(&eg0);
5510: l = nd_minsugarp(d,&d);
5511: sugar = SG(l);
5512: bucket = create_pbucket();
5513: stat = nd_sp_f4(m,0,l,bucket);
5514: if ( !stat ) {
5515: for ( t = l; NEXT(t); t = NEXT(t) );
5516: NEXT(t) = d; d = l;
5517: d = nd_reconstruct(1,d);
5518: continue;
5519: }
5520: if ( bucket->m < 0 ) continue;
5521: col = nd_symbolic_preproc(bucket,0,&s0vect,&rp0);
5522: if ( !col ) {
5523: for ( t = l; NEXT(t); t = NEXT(t) );
5524: NEXT(t) = d; d = l;
5525: d = nd_reconstruct(1,d);
5526: continue;
5527: }
5528: get_eg(&eg1); init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg1);
5529: if ( DP_Print )
5530: fprintf(asir_out,"sugar=%d,symb=%fsec,",
5531: sugar,eg_f4.exectime+eg_f4.gctime);
5532: nflist = nd_f4_red(m,l,0,s0vect,col,rp0,&l0);
5533: if ( !l0 ) continue;
5534: l = l0;
5535:
5536: /* over Q */
5537: bucket = create_pbucket();
5538: stat = nd_sp_f4(0,1,l,bucket);
5539: if ( !stat ) {
5540: for ( t = l; NEXT(t); t = NEXT(t) );
5541: NEXT(t) = d; d = l;
5542: d = nd_reconstruct(1,d);
5543: continue;
5544: }
5545: if ( bucket->m < 0 ) continue;
5546: col = nd_symbolic_preproc(bucket,1,&s0vect,&rp0);
5547: if ( !col ) {
5548: for ( t = l; NEXT(t); t = NEXT(t) );
5549: NEXT(t) = d; d = l;
5550: d = nd_reconstruct(1,d);
5551: continue;
5552: }
5553: nflist = nd_f4_red(0,l,1,s0vect,col,rp0,0);
5554: /* adding new bases */
5555: for ( r = nflist; r; r = NEXT(r) ) {
5556: nfqv = (NDV)BDY(r);
5557: ndv_removecont(0,nfqv);
5558: if ( !rem(NM(HCQ(nfqv)),m) ) return 0;
5559: if ( nd_nalg ) {
5560: ND nf1;
5561:
5562: nf1 = ndvtond(m,nfqv);
5563: nd_monic(0,&nf1);
5564: nd_removecont(0,nf1);
5565: nfqv = ndtondv(0,nf1); nd_free(nf1);
5566: }
5567: nfv = ndv_dup(0,nfqv);
5568: ndv_mod(m,nfv);
5569: ndv_removecont(m,nfv);
5570: nh = ndv_newps(0,nfv,nfqv);
1.168 noro 5571: d = update_pairs(d,g,nh,0);
1.157 noro 5572: g = update_base(g,nh);
5573: }
5574: }
1.133 noro 5575: #if 0
1.157 noro 5576: fprintf(asir_out,"ndv_alloc=%d\n",ndv_alloc);
1.133 noro 5577: #endif
1.167 noro 5578: conv_ilist(0,1,g,indp);
1.157 noro 5579: return g;
1.133 noro 5580: }
5581:
5582: NODE nd_f4_red(int m,ND_pairs sp0,int trace,UINT *s0vect,int col,NODE rp0,ND_pairs *nz)
1.63 noro 5583: {
1.157 noro 5584: IndArray *imat;
5585: int nsp,nred,i;
5586: int *rhead;
5587: NODE r0,rp;
5588: ND_pairs sp;
5589: NM_ind_pair *rvect;
5590:
5591: for ( sp = sp0, nsp = 0; sp; sp = NEXT(sp), nsp++ );
5592: nred = length(rp0);
5593: imat = (IndArray *)ALLOCA(nred*sizeof(IndArray));
5594: rhead = (int *)ALLOCA(col*sizeof(int));
5595: for ( i = 0; i < col; i++ ) rhead[i] = 0;
5596:
5597: /* construction of index arrays */
5598: rvect = (NM_ind_pair *)ALLOCA(nred*sizeof(NM_ind_pair));
5599: for ( rp = rp0, i = 0; rp; i++, rp = NEXT(rp) ) {
5600: rvect[i] = (NM_ind_pair)BDY(rp);
5601: imat[i] = nm_ind_pair_to_vect_compress(m,s0vect,col,rvect[i]);
5602: rhead[imat[i]->head] = 1;
5603: }
5604: if ( m )
5605: r0 = nd_f4_red_main(m,sp0,nsp,s0vect,col,rvect,rhead,imat,nred,nz);
5606: else
5607: r0 = nd_f4_red_q_main(sp0,nsp,trace,s0vect,col,rvect,rhead,imat,nred);
5608: return r0;
1.106 noro 5609: }
1.74 noro 5610:
1.106 noro 5611: NODE nd_f4_red_main(int m,ND_pairs sp0,int nsp,UINT *s0vect,int col,
1.133 noro 5612: NM_ind_pair *rvect,int *rhead,IndArray *imat,int nred,ND_pairs *nz)
1.106 noro 5613: {
1.157 noro 5614: int spcol,sprow,a;
5615: int i,j,k,l,rank;
5616: NODE r0,r;
5617: ND_pairs sp;
5618: ND spol;
5619: int **spmat;
5620: UINT *svect,*v;
5621: int *colstat;
5622: struct oEGT eg0,eg1,eg2,eg_f4,eg_f4_1,eg_f4_2;
5623: int maxrs;
5624: int *spsugar;
5625: ND_pairs *spactive;
5626:
5627: spcol = col-nred;
5628: get_eg(&eg0);
5629: /* elimination (1st step) */
5630: spmat = (int **)ALLOCA(nsp*sizeof(UINT *));
5631: svect = (UINT *)ALLOCA(col*sizeof(UINT));
5632: spsugar = (int *)ALLOCA(nsp*sizeof(UINT));
5633: spactive = !nz?0:(ND_pairs *)ALLOCA(nsp*sizeof(ND_pairs));
5634: for ( a = sprow = 0, sp = sp0; a < nsp; a++, sp = NEXT(sp) ) {
5635: nd_sp(m,0,sp,&spol);
5636: if ( !spol ) continue;
5637: nd_to_vect(m,s0vect,col,spol,svect);
5638: if ( m == -1 )
5639: maxrs = ndv_reduce_vect_sf(m,svect,col,imat,rvect,nred);
5640: else
5641: maxrs = ndv_reduce_vect(m,svect,col,imat,rvect,nred);
5642: for ( i = 0; i < col; i++ ) if ( svect[i] ) break;
5643: if ( i < col ) {
5644: spmat[sprow] = v = (UINT *)MALLOC_ATOMIC(spcol*sizeof(UINT));
5645: for ( j = k = 0; j < col; j++ )
5646: if ( !rhead[j] ) v[k++] = svect[j];
5647: spsugar[sprow] = MAX(maxrs,SG(spol));
5648: if ( nz )
5649: spactive[sprow] = sp;
5650: sprow++;
5651: }
5652: nd_free(spol);
5653: }
5654: get_eg(&eg1); init_eg(&eg_f4_1); add_eg(&eg_f4_1,&eg0,&eg1);
5655: if ( DP_Print ) {
5656: fprintf(asir_out,"elim1=%fsec,",eg_f4_1.exectime+eg_f4_1.gctime);
5657: fflush(asir_out);
5658: }
5659: /* free index arrays */
5660: for ( i = 0; i < nred; i++ ) GC_free(imat[i]->index.c);
5661:
5662: /* elimination (2nd step) */
5663: colstat = (int *)ALLOCA(spcol*sizeof(int));
5664: if ( m == -1 )
5665: rank = nd_gauss_elim_sf(spmat,spsugar,sprow,spcol,m,colstat);
5666: else
5667: rank = nd_gauss_elim_mod(spmat,spsugar,spactive,sprow,spcol,m,colstat);
5668: r0 = 0;
5669: for ( i = 0; i < rank; i++ ) {
5670: NEXTNODE(r0,r); BDY(r) =
5671: (pointer)vect_to_ndv(spmat[i],spcol,col,rhead,s0vect);
5672: SG((NDV)BDY(r)) = spsugar[i];
5673: GC_free(spmat[i]);
5674: }
5675: if ( r0 ) NEXT(r) = 0;
5676:
5677: for ( ; i < sprow; i++ ) GC_free(spmat[i]);
5678: get_eg(&eg2); init_eg(&eg_f4_2); add_eg(&eg_f4_2,&eg1,&eg2);
5679: init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg2);
5680: if ( DP_Print ) {
5681: fprintf(asir_out,"elim2=%fsec\n",eg_f4_2.exectime+eg_f4_2.gctime);
5682: fprintf(asir_out,"nsp=%d,nred=%d,spmat=(%d,%d),rank=%d ",
5683: nsp,nred,sprow,spcol,rank);
5684: fprintf(asir_out,"%fsec\n",eg_f4.exectime+eg_f4.gctime);
5685: }
5686: if ( nz ) {
5687: for ( i = 0; i < rank-1; i++ ) NEXT(spactive[i]) = spactive[i+1];
5688: if ( rank > 0 ) {
5689: NEXT(spactive[rank-1]) = 0;
5690: *nz = spactive[0];
5691: } else
5692: *nz = 0;
5693: }
5694: return r0;
1.74 noro 5695: }
5696:
1.133 noro 5697: #if 1
5698: NODE nd_f4_red_q_main(ND_pairs sp0,int nsp,int trace,UINT *s0vect,int col,
1.107 noro 5699: NM_ind_pair *rvect,int *rhead,IndArray *imat,int nred)
5700: {
1.157 noro 5701: int spcol,sprow,a;
5702: int i,j,k,l,rank;
5703: NODE r0,r;
5704: ND_pairs sp;
5705: ND spol;
5706: Q **spmat;
5707: Q *svect,*v;
5708: int *colstat;
5709: struct oEGT eg0,eg1,eg2,eg_f4,eg_f4_1,eg_f4_2;
5710: int maxrs;
5711: int *spsugar;
5712: pointer *w;
5713:
5714: spcol = col-nred;
5715: get_eg(&eg0);
5716: /* elimination (1st step) */
5717: spmat = (Q **)ALLOCA(nsp*sizeof(Q *));
5718: svect = (Q *)ALLOCA(col*sizeof(Q));
5719: spsugar = (int *)ALLOCA(nsp*sizeof(Q));
5720: for ( a = sprow = 0, sp = sp0; a < nsp; a++, sp = NEXT(sp) ) {
5721: nd_sp(0,trace,sp,&spol);
5722: if ( !spol ) continue;
5723: nd_to_vect_q(s0vect,col,spol,svect);
5724: maxrs = ndv_reduce_vect_q(svect,trace,col,imat,rvect,nred);
5725: for ( i = 0; i < col; i++ ) if ( svect[i] ) break;
5726: if ( i < col ) {
5727: spmat[sprow] = v = (Q *)MALLOC(spcol*sizeof(Q));
5728: for ( j = k = 0; j < col; j++ )
5729: if ( !rhead[j] ) v[k++] = svect[j];
5730: spsugar[sprow] = MAX(maxrs,SG(spol));
5731: sprow++;
5732: }
5733: /* nd_free(spol); */
5734: }
5735: get_eg(&eg1); init_eg(&eg_f4_1); add_eg(&eg_f4_1,&eg0,&eg1);
5736: if ( DP_Print ) {
5737: fprintf(asir_out,"elim1=%fsec,",eg_f4_1.exectime+eg_f4_1.gctime);
5738: fflush(asir_out);
5739: }
5740: /* free index arrays */
5741: /* for ( i = 0; i < nred; i++ ) GC_free(imat[i]->index.c); */
5742:
5743: /* elimination (2nd step) */
5744: colstat = (int *)ALLOCA(spcol*sizeof(int));
5745: rank = nd_gauss_elim_q(spmat,spsugar,sprow,spcol,colstat);
5746: w = (pointer *)ALLOCA(rank*sizeof(pointer));
5747: for ( i = 0; i < rank; i++ ) {
5748: w[rank-i-1] = (pointer)vect_to_ndv_q(spmat[i],spcol,col,rhead,s0vect);
5749: SG((NDV)w[rank-i-1]) = spsugar[i];
5750: /* GC_free(spmat[i]); */
5751: }
1.138 noro 5752: #if 0
1.157 noro 5753: qsort(w,rank,sizeof(NDV),
5754: (int (*)(const void *,const void *))ndv_compare);
1.137 noro 5755: #endif
1.157 noro 5756: r0 = 0;
5757: for ( i = 0; i < rank; i++ ) {
5758: NEXTNODE(r0,r); BDY(r) = w[i];
5759: }
5760: if ( r0 ) NEXT(r) = 0;
5761:
5762: /* for ( ; i < sprow; i++ ) GC_free(spmat[i]); */
5763: get_eg(&eg2); init_eg(&eg_f4_2); add_eg(&eg_f4_2,&eg1,&eg2);
5764: init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg2);
5765: if ( DP_Print ) {
5766: fprintf(asir_out,"elim2=%fsec\n",eg_f4_2.exectime+eg_f4_2.gctime);
5767: fprintf(asir_out,"nsp=%d,nred=%d,spmat=(%d,%d),rank=%d ",
5768: nsp,nred,sprow,spcol,rank);
5769: fprintf(asir_out,"%fsec\n",eg_f4.exectime+eg_f4.gctime);
5770: }
5771: return r0;
1.107 noro 5772: }
1.129 noro 5773: #else
5774: void printm(Q **mat,int row,int col)
5775: {
1.157 noro 5776: int i,j;
5777: printf("[");
5778: for ( i = 0; i < row; i++ ) {
5779: for ( j = 0; j < col; j++ ) {
5780: printexpr(CO,mat[i][j]); printf(" ");
5781: }
5782: printf("]\n");
5783: }
1.129 noro 5784: }
5785:
5786: NODE nd_f4_red_q_main(ND_pairs sp0,int nsp,UINT *s0vect,int col,
5787: NM_ind_pair *rvect,int *rhead,IndArray *imat,int nred)
5788: {
1.157 noro 5789: int row,a;
5790: int i,j,rank;
5791: NODE r0,r;
5792: ND_pairs sp;
5793: ND spol;
5794: Q **mat;
5795: int *colstat;
5796: int *sugar;
5797:
5798: row = nsp+nred;
5799: /* make the matrix */
5800: mat = (Q **)ALLOCA(row*sizeof(Q *));
5801: sugar = (int *)ALLOCA(row*sizeof(int));
5802: for ( row = a = 0, sp = sp0; a < nsp; a++, sp = NEXT(sp) ) {
5803: nd_sp(0,0,sp,&spol);
5804: if ( !spol ) continue;
5805: mat[row] = (Q *)MALLOC(col*sizeof(Q));
5806: nd_to_vect_q(s0vect,col,spol,mat[row]);
5807: sugar[row] = SG(spol);
5808: row++;
5809: }
5810: for ( i = 0; i < nred; i++, row++ ) {
5811: mat[row] = nm_ind_pair_to_vect(0,s0vect,col,rvect[i]);
5812: sugar[row] = rvect[i]->sugar;
5813: }
5814: /* elimination */
5815: colstat = (int *)ALLOCA(col*sizeof(int));
5816: rank = nd_gauss_elim_q(mat,sugar,row,col,colstat);
5817: r0 = 0;
5818: for ( i = 0; i < rank; i++ ) {
5819: for ( j = 0; j < col; j++ ) if ( mat[i][j] ) break;
5820: if ( j == col ) error("nd_f4_red_q_main : cannot happen");
5821: if ( rhead[j] ) continue;
5822: NEXTNODE(r0,r); BDY(r) =
5823: (pointer)plain_vect_to_ndv_q(mat[i],col,s0vect);
5824: SG((NDV)BDY(r)) = sugar[i];
5825: }
5826: if ( r0 ) NEXT(r) = 0;
5827: printf("\n");
5828: return r0;
1.129 noro 5829: }
5830: #endif
1.107 noro 5831:
1.74 noro 5832: FILE *nd_write,*nd_read;
5833:
5834: void nd_send_int(int a) {
1.157 noro 5835: write_int(nd_write,&a);
1.74 noro 5836: }
5837:
5838: void nd_send_intarray(int *p,int len) {
1.157 noro 5839: write_intarray(nd_write,p,len);
1.74 noro 5840: }
5841:
5842: int nd_recv_int() {
1.157 noro 5843: int a;
1.74 noro 5844:
1.157 noro 5845: read_int(nd_read,&a);
5846: return a;
1.74 noro 5847: }
5848:
5849: void nd_recv_intarray(int *p,int len) {
1.157 noro 5850: read_intarray(nd_read,p,len);
1.74 noro 5851: }
5852:
5853: void nd_send_ndv(NDV p) {
1.157 noro 5854: int len,i;
5855: NMV m;
1.74 noro 5856:
1.157 noro 5857: if ( !p ) nd_send_int(0);
5858: else {
5859: len = LEN(p);
5860: nd_send_int(len);
5861: m = BDY(p);
5862: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
5863: nd_send_int(CM(m));
5864: nd_send_intarray(DL(m),nd_wpd);
5865: }
5866: }
1.74 noro 5867: }
5868:
5869: void nd_send_nd(ND p) {
1.157 noro 5870: int len,i;
5871: NM m;
1.74 noro 5872:
1.157 noro 5873: if ( !p ) nd_send_int(0);
5874: else {
5875: len = LEN(p);
5876: nd_send_int(len);
5877: m = BDY(p);
5878: for ( i = 0; i < len; i++, m = NEXT(m) ) {
5879: nd_send_int(CM(m));
5880: nd_send_intarray(DL(m),nd_wpd);
5881: }
5882: }
1.74 noro 5883: }
1.65 noro 5884:
1.74 noro 5885: NDV nd_recv_ndv()
5886: {
1.157 noro 5887: int len,i;
5888: NMV m,m0;
5889: NDV r;
5890:
5891: len = nd_recv_int();
5892: if ( !len ) return 0;
5893: else {
5894: m0 = m = (NMV)GC_malloc_atomic_ignore_off_page(nmv_adv*len);
1.103 noro 5895: #if 0
1.157 noro 5896: ndv_alloc += len*nmv_adv;
1.103 noro 5897: #endif
1.157 noro 5898: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
5899: CM(m) = nd_recv_int();
5900: nd_recv_intarray(DL(m),nd_wpd);
5901: }
5902: MKNDV(nd_nvar,m0,len,r);
5903: return r;
5904: }
1.74 noro 5905: }
1.65 noro 5906:
1.74 noro 5907: int ox_exec_f4_red(Q proc)
5908: {
1.157 noro 5909: Obj obj;
5910: STRING fname;
5911: NODE arg;
5912: int s;
5913: extern int ox_need_conv,ox_file_io;
5914:
5915: MKSTR(fname,"nd_exec_f4_red");
5916: arg = mknode(2,proc,fname);
5917: Pox_cmo_rpc(arg,&obj);
5918: s = get_ox_server_id(QTOS(proc));
5919: nd_write = iofp[s].out;
5920: nd_read = iofp[s].in;
5921: ox_need_conv = ox_file_io = 0;
5922: return s;
1.74 noro 5923: }
5924:
1.133 noro 5925: NODE nd_f4_red_dist(int m,ND_pairs sp0,UINT *s0vect,int col,NODE rp0,ND_pairs *nz)
1.74 noro 5926: {
1.157 noro 5927: int nsp,nred;
5928: int i,rank,s;
5929: NODE rp,r0,r;
5930: ND_pairs sp;
5931: NM_ind_pair pair;
5932: NMV nmv;
5933: NM nm;
5934: NDV nf;
5935: Obj proc,dmy;
5936:
5937: ox_launch_main(0,0,&proc);
5938: s = ox_exec_f4_red((Q)proc);
5939:
5940: nd_send_int(m);
5941: nd_send_int(nd_nvar);
5942: nd_send_int(nd_bpe);
5943: nd_send_int(nd_wpd);
5944: nd_send_int(nmv_adv);
5945:
5946: saveobj(nd_write,dp_current_spec->obj); fflush(nd_write);
5947:
5948: nd_send_int(nd_psn);
5949: for ( i = 0; i < nd_psn; i++ ) nd_send_ndv(nd_ps[i]);
5950:
5951: for ( sp = sp0, nsp = 0; sp; sp = NEXT(sp), nsp++ );
5952: nd_send_int(nsp);
5953: for ( i = 0, sp = sp0; i < nsp; i++, sp = NEXT(sp) ) {
5954: nd_send_int(sp->i1); nd_send_int(sp->i2);
5955: }
5956:
5957: nd_send_int(col); nd_send_intarray(s0vect,col*nd_wpd);
5958:
5959: nred = length(rp0); nd_send_int(nred);
5960: for ( i = 0, rp = rp0; i < nred; i++, rp = NEXT(rp) ) {
5961: pair = (NM_ind_pair)BDY(rp);
5962: nd_send_int(pair->index);
5963: nd_send_intarray(pair->mul->dl,nd_wpd);
5964: }
5965: fflush(nd_write);
5966: rank = nd_recv_int();
5967: fprintf(asir_out,"rank=%d\n",rank);
5968: r0 = 0;
5969: for ( i = 0; i < rank; i++ ) {
5970: nf = nd_recv_ndv();
5971: NEXTNODE(r0,r); BDY(r) = (pointer)nf;
5972: }
5973: Pox_shutdown(mknode(1,proc),&dmy);
5974: return r0;
1.74 noro 5975: }
5976:
5977: /* server side */
5978:
5979: void nd_exec_f4_red_dist()
5980: {
1.157 noro 5981: int m,i,nsp,col,s0size,nred,spcol,j,k;
5982: NM_ind_pair *rp0;
5983: NDV nf;
5984: UINT *s0vect;
5985: IndArray *imat;
5986: int *rhead;
5987: int **spmat;
5988: UINT *svect,*v;
5989: ND_pairs *sp0;
5990: int *colstat;
5991: int a,sprow,rank;
5992: struct order_spec *ord;
5993: Obj ordspec;
5994: ND spol;
5995: int maxrs;
5996: int *spsugar;
5997:
5998: nd_read = iofp[0].in;
5999: nd_write = iofp[0].out;
6000: m = nd_recv_int();
6001: nd_nvar = nd_recv_int();
6002: nd_bpe = nd_recv_int();
6003: nd_wpd = nd_recv_int();
6004: nmv_adv = nd_recv_int();
6005:
6006: loadobj(nd_read,&ordspec);
6007: create_order_spec(0,ordspec,&ord);
6008: nd_init_ord(ord);
6009: nd_setup_parameters(nd_nvar,0);
6010:
6011: nd_psn = nd_recv_int();
6012: nd_ps = (NDV *)MALLOC(nd_psn*sizeof(NDV));
6013: nd_bound = (UINT **)MALLOC(nd_psn*sizeof(UINT *));
6014: for ( i = 0; i < nd_psn; i++ ) {
6015: nd_ps[i] = nd_recv_ndv();
6016: nd_bound[i] = ndv_compute_bound(nd_ps[i]);
6017: }
6018:
6019: nsp = nd_recv_int();
6020: sp0 = (ND_pairs *)MALLOC(nsp*sizeof(ND_pairs));
6021: for ( i = 0; i < nsp; i++ ) {
6022: NEWND_pairs(sp0[i]);
6023: sp0[i]->i1 = nd_recv_int(); sp0[i]->i2 = nd_recv_int();
6024: ndl_lcm(HDL(nd_ps[sp0[i]->i1]),HDL(nd_ps[sp0[i]->i2]),LCM(sp0[i]));
6025: }
6026:
6027: col = nd_recv_int();
6028: s0size = col*nd_wpd;
6029: s0vect = (UINT *)MALLOC(s0size*sizeof(UINT));
6030: nd_recv_intarray(s0vect,s0size);
6031:
6032: nred = nd_recv_int();
6033: rp0 = (NM_ind_pair *)MALLOC(nred*sizeof(NM_ind_pair));
6034: for ( i = 0; i < nred; i++ ) {
6035: rp0[i] = (NM_ind_pair)MALLOC(sizeof(struct oNM_ind_pair));
6036: rp0[i]->index = nd_recv_int();
6037: rp0[i]->mul = (NM)MALLOC(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
6038: nd_recv_intarray(rp0[i]->mul->dl,nd_wpd);
6039: }
6040:
6041: spcol = col-nred;
6042: imat = (IndArray *)MALLOC(nred*sizeof(IndArray));
6043: rhead = (int *)MALLOC(col*sizeof(int));
6044: for ( i = 0; i < col; i++ ) rhead[i] = 0;
6045:
6046: /* construction of index arrays */
6047: for ( i = 0; i < nred; i++ ) {
6048: imat[i] = nm_ind_pair_to_vect_compress(m,s0vect,col,rp0[i]);
6049: rhead[imat[i]->head] = 1;
6050: }
6051:
6052: /* elimination (1st step) */
6053: spmat = (int **)MALLOC(nsp*sizeof(UINT *));
6054: svect = (UINT *)MALLOC(col*sizeof(UINT));
6055: spsugar = (int *)ALLOCA(nsp*sizeof(UINT));
6056: for ( a = sprow = 0; a < nsp; a++ ) {
6057: nd_sp(m,0,sp0[a],&spol);
6058: if ( !spol ) continue;
6059: nd_to_vect(m,s0vect,col,spol,svect);
6060: if ( m == -1 )
6061: maxrs = ndv_reduce_vect_sf(m,svect,col,imat,rp0,nred);
6062: else
6063: maxrs = ndv_reduce_vect(m,svect,col,imat,rp0,nred);
6064: for ( i = 0; i < col; i++ ) if ( svect[i] ) break;
6065: if ( i < col ) {
6066: spmat[sprow] = v = (UINT *)MALLOC(spcol*sizeof(UINT));
6067: for ( j = k = 0; j < col; j++ )
6068: if ( !rhead[j] ) v[k++] = svect[j];
6069: spsugar[sprow] = MAX(maxrs,SG(spol));
6070: sprow++;
6071: }
6072: nd_free(spol);
6073: }
6074: /* elimination (2nd step) */
6075: colstat = (int *)ALLOCA(spcol*sizeof(int));
6076: if ( m == -1 )
6077: rank = nd_gauss_elim_sf(spmat,spsugar,sprow,spcol,m,colstat);
6078: else
6079: rank = nd_gauss_elim_mod(spmat,spsugar,0,sprow,spcol,m,colstat);
6080: nd_send_int(rank);
6081: for ( i = 0; i < rank; i++ ) {
6082: nf = vect_to_ndv(spmat[i],spcol,col,rhead,s0vect);
6083: nd_send_ndv(nf);
6084: }
6085: fflush(nd_write);
1.107 noro 6086: }
6087:
1.113 noro 6088: int nd_gauss_elim_q(Q **mat0,int *sugar,int row,int col,int *colstat)
1.107 noro 6089: {
1.157 noro 6090: int mod,i,j,t,c,rank,rank0,inv;
6091: int *ci,*ri;
6092: Q dn;
6093: MAT m,nm;
6094: int **wmat;
6095:
6096: /* XXX */
6097: mod = 99999989;
6098: wmat = (int **)ALLOCA(row*sizeof(int *));
6099: for ( i = 0; i < row; i++ ) {
6100: wmat[i] = (int *)ALLOCA(col*sizeof(int));
6101: for ( j = 0; j < col; j++ ) {
6102: if ( mat0[i][j] ) {
6103: t = rem(NM(mat0[i][j]),mod);
6104: if ( SGN(mat0[i][j]) < 0 ) t = mod-t;
6105: wmat[i][j] = t;
6106: } else
6107: wmat[i][j] = 0;
6108: }
6109: }
6110: rank0 = nd_gauss_elim_mod(wmat,sugar,0,row,col,mod,colstat);
6111: NEWMAT(m); m->row = row; m->col = col; m->body = (pointer **)mat0;
6112: rank = generic_gauss_elim(m,&nm,&dn,&ri,&ci);
6113: if ( rank != rank0 )
6114: error("afo");
6115: for ( i = 0; i < row; i++ )
6116: for ( j = 0; j < col; j++ )
6117: mat0[i][j] = 0;
6118: c = col-rank;
6119: for ( i = 0; i < rank; i++ ) {
6120: mat0[i][ri[i]] = dn;
6121: for ( j = 0; j < c; j++ )
6122: mat0[i][ci[j]] = (Q)BDY(nm)[i][j];
6123: }
6124: inv = invm(rem(NM(dn),mod),mod);
6125: if ( SGN(dn) < 0 ) inv = mod-inv;
6126: for ( i = 0; i < row; i++ )
6127: for ( j = 0; j < col; j++ ) {
6128: if ( mat0[i][j] ) {
6129: t = rem(NM(mat0[i][j]),mod);
6130: if ( SGN(mat0[i][j]) < 0 ) t = mod-t;
6131: } else
6132: t = 0;
6133: c = dmar(t,inv,0,mod);
6134: if ( wmat[i][j] != c )
6135: error("afo");
6136: }
6137: return rank;
1.76 noro 6138: }
6139:
1.133 noro 6140: int nd_gauss_elim_mod(int **mat0,int *sugar,ND_pairs *spactive,int row,int col,int md,int *colstat)
1.76 noro 6141: {
1.157 noro 6142: int i,j,k,l,inv,a,rank,s;
6143: unsigned int *t,*pivot,*pk;
6144: unsigned int **mat;
6145: ND_pairs pair;
6146:
6147: mat = (unsigned int **)mat0;
6148: for ( rank = 0, j = 0; j < col; j++ ) {
6149: for ( i = rank; i < row; i++ )
6150: mat[i][j] %= md;
6151: for ( i = rank; i < row; i++ )
6152: if ( mat[i][j] )
6153: break;
6154: if ( i == row ) {
6155: colstat[j] = 0;
6156: continue;
6157: } else
6158: colstat[j] = 1;
6159: if ( i != rank ) {
6160: t = mat[i]; mat[i] = mat[rank]; mat[rank] = t;
6161: s = sugar[i]; sugar[i] = sugar[rank]; sugar[rank] = s;
6162: if ( spactive ) {
6163: pair = spactive[i]; spactive[i] = spactive[rank];
6164: spactive[rank] = pair;
6165: }
6166: }
6167: pivot = mat[rank];
6168: s = sugar[rank];
6169: inv = invm(pivot[j],md);
6170: for ( k = j, pk = pivot+k; k < col; k++, pk++ )
6171: if ( *pk ) {
6172: if ( *pk >= (unsigned int)md )
6173: *pk %= md;
6174: DMAR(*pk,inv,0,md,*pk)
6175: }
6176: for ( i = rank+1; i < row; i++ ) {
6177: t = mat[i];
6178: if ( a = t[j] ) {
6179: sugar[i] = MAX(sugar[i],s);
6180: red_by_vect(md,t+j,pivot+j,md-a,col-j);
6181: }
6182: }
6183: rank++;
6184: }
6185: for ( j = col-1, l = rank-1; j >= 0; j-- )
6186: if ( colstat[j] ) {
6187: pivot = mat[l];
6188: s = sugar[l];
6189: for ( i = 0; i < l; i++ ) {
6190: t = mat[i];
6191: t[j] %= md;
6192: if ( a = t[j] ) {
6193: sugar[i] = MAX(sugar[i],s);
6194: red_by_vect(md,t+j,pivot+j,md-a,col-j);
6195: }
6196: }
6197: l--;
6198: }
6199: for ( j = 0, l = 0; l < rank; j++ )
6200: if ( colstat[j] ) {
6201: t = mat[l];
6202: for ( k = j; k < col; k++ )
6203: if ( t[k] >= (unsigned int)md )
6204: t[k] %= md;
6205: l++;
6206: }
6207: return rank;
1.76 noro 6208: }
6209:
6210: int nd_gauss_elim_sf(int **mat0,int *sugar,int row,int col,int md,int *colstat)
6211: {
1.157 noro 6212: int i,j,k,l,inv,a,rank,s;
6213: unsigned int *t,*pivot,*pk;
6214: unsigned int **mat;
6215:
6216: mat = (unsigned int **)mat0;
6217: for ( rank = 0, j = 0; j < col; j++ ) {
6218: for ( i = rank; i < row; i++ )
6219: if ( mat[i][j] )
6220: break;
6221: if ( i == row ) {
6222: colstat[j] = 0;
6223: continue;
6224: } else
6225: colstat[j] = 1;
6226: if ( i != rank ) {
6227: t = mat[i]; mat[i] = mat[rank]; mat[rank] = t;
6228: s = sugar[i]; sugar[i] = sugar[rank]; sugar[rank] = s;
6229: }
6230: pivot = mat[rank];
6231: s = sugar[rank];
6232: inv = _invsf(pivot[j]);
6233: for ( k = j, pk = pivot+k; k < col; k++, pk++ )
6234: if ( *pk )
6235: *pk = _mulsf(*pk,inv);
6236: for ( i = rank+1; i < row; i++ ) {
6237: t = mat[i];
6238: if ( a = t[j] ) {
6239: sugar[i] = MAX(sugar[i],s);
6240: red_by_vect_sf(md,t+j,pivot+j,_chsgnsf(a),col-j);
6241: }
6242: }
6243: rank++;
6244: }
6245: for ( j = col-1, l = rank-1; j >= 0; j-- )
6246: if ( colstat[j] ) {
6247: pivot = mat[l];
6248: s = sugar[l];
6249: for ( i = 0; i < l; i++ ) {
6250: t = mat[i];
6251: if ( a = t[j] ) {
6252: sugar[i] = MAX(sugar[i],s);
6253: red_by_vect_sf(md,t+j,pivot+j,_chsgnsf(a),col-j);
6254: }
6255: }
6256: l--;
6257: }
6258: return rank;
1.77 noro 6259: }
6260:
6261: int ndv_ishomo(NDV p)
6262: {
1.157 noro 6263: NMV m;
6264: int len,h;
1.77 noro 6265:
1.157 noro 6266: if ( !p ) return 1;
6267: len = LEN(p);
6268: m = BDY(p);
6269: h = TD(DL(m));
6270: NMV_ADV(m);
6271: for ( len--; len; len--, NMV_ADV(m) )
6272: if ( TD(DL(m)) != h ) return 0;
6273: return 1;
1.77 noro 6274: }
6275:
6276: void ndv_save(NDV p,int index)
6277: {
1.157 noro 6278: FILE *s;
6279: char name[BUFSIZ];
6280: short id;
6281: int nv,sugar,len,n,i,td,e,j;
6282: NMV m;
6283: unsigned int *dl;
6284: int mpos;
6285:
6286: sprintf(name,"%s/%d",Demand,index);
6287: s = fopen(name,"w");
6288: savevl(s,0);
6289: if ( !p ) {
6290: saveobj(s,0);
6291: return;
6292: }
6293: id = O_DP;
6294: nv = NV(p);
6295: sugar = SG(p);
6296: len = LEN(p);
6297: write_short(s,&id); write_int(s,&nv); write_int(s,&sugar);
6298: write_int(s,&len);
6299:
6300: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
6301: saveobj(s,(Obj)CQ(m));
6302: dl = DL(m);
6303: td = TD(dl);
6304: write_int(s,&td);
6305: for ( j = 0; j < nv; j++ ) {
6306: e = GET_EXP(dl,j);
6307: write_int(s,&e);
6308: }
6309: if ( nd_module ) {
6310: mpos = MPOS(dl); write_int(s,&mpos);
6311: }
6312: }
6313: fclose(s);
1.77 noro 6314: }
6315:
6316: NDV ndv_load(int index)
6317: {
1.157 noro 6318: FILE *s;
6319: char name[BUFSIZ];
6320: short id;
6321: int nv,sugar,len,n,i,td,e,j;
6322: NDV d;
6323: NMV m0,m;
6324: unsigned int *dl;
6325: Obj obj;
6326: int mpos;
6327:
6328: sprintf(name,"%s/%d",Demand,index);
6329: s = fopen(name,"r");
6330: if ( !s ) return 0;
6331:
6332: skipvl(s);
6333: read_short(s,&id);
6334: if ( !id ) return 0;
6335: read_int(s,&nv);
6336: read_int(s,&sugar);
6337: read_int(s,&len);
6338:
6339: m0 = m = MALLOC(len*nmv_adv);
6340: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
6341: loadobj(s,&obj); CQ(m) = (Q)obj;
6342: dl = DL(m);
6343: ndl_zero(dl);
6344: read_int(s,&td); TD(dl) = td;
6345: for ( j = 0; j < nv; j++ ) {
6346: read_int(s,&e);
6347: PUT_EXP(dl,j,e);
6348: }
6349: if ( nd_module ) {
6350: read_int(s,&mpos); MPOS(dl) = mpos;
6351: }
6352: if ( nd_blockmask ) ndl_weight_mask(dl);
6353: }
6354: fclose(s);
6355: MKNDV(nv,m0,len,d);
6356: SG(d) = sugar;
6357: return d;
1.99 noro 6358: }
6359:
1.102 noro 6360: void nd_det(int mod,MAT f,P *rp)
1.99 noro 6361: {
1.157 noro 6362: VL fv,tv;
6363: int n,i,j,max,e,nvar,sgn,k0,l0,len0,len,k,l,a;
6364: pointer **m;
6365: Q mone;
6366: P **w;
6367: P mp,r;
6368: NDV **dm;
6369: NDV *t,*mi,*mj;
6370: NDV d,s,mij,mjj;
6371: ND u;
6372: NMV nmv;
6373: UINT *bound;
6374: PGeoBucket bucket;
6375: struct order_spec *ord;
6376: Q dq,dt,ds;
6377: N gn,qn,dn0,nm,dn;
6378:
6379: create_order_spec(0,0,&ord);
6380: nd_init_ord(ord);
6381: get_vars((Obj)f,&fv);
6382: if ( f->row != f->col )
6383: error("nd_det : non-square matrix");
6384: n = f->row;
6385: m = f->body;
6386: for ( nvar = 0, tv = fv; tv; tv = NEXT(tv), nvar++ );
6387:
6388: if ( !nvar ) {
6389: if ( !mod )
6390: detp(CO,(P **)m,n,rp);
6391: else {
6392: w = (P **)almat_pointer(n,n);
6393: for ( i = 0; i < n; i++ )
6394: for ( j = 0; j < n; j++ )
6395: ptomp(mod,(P)m[i][j],&w[i][j]);
6396: detmp(CO,mod,w,n,&mp);
6397: mptop(mp,rp);
6398: }
6399: return;
6400: }
6401:
6402: if ( !mod ) {
6403: w = (P **)almat_pointer(n,n);
6404: dq = ONE;
6405: for ( i = 0; i < n; i++ ) {
6406: dn0 = ONEN;
6407: for ( j = 0; j < n; j++ ) {
6408: if ( !m[i][j] ) continue;
6409: lgp(m[i][j],&nm,&dn);
6410: gcdn(dn0,dn,&gn); divsn(dn0,gn,&qn); muln(qn,dn,&dn0);
6411: }
6412: if ( !UNIN(dn0) ) {
6413: NTOQ(dn0,1,ds);
6414: for ( j = 0; j < n; j++ )
6415: mulp(CO,(P)m[i][j],(P)ds,&w[i][j]);
6416: mulq(dq,ds,&dt); dq = dt;
6417: } else
6418: for ( j = 0; j < n; j++ )
6419: w[i][j] = (P)m[i][j];
6420: }
6421: m = (pointer **)w;
6422: }
6423:
6424: for ( i = 0, max = 0; i < n; i++ )
6425: for ( j = 0; j < n; j++ )
6426: for ( tv = fv; tv; tv = NEXT(tv) ) {
6427: e = getdeg(tv->v,(P)m[i][j]);
6428: max = MAX(e,max);
6429: }
6430: nd_setup_parameters(nvar,max);
6431: dm = (NDV **)almat_pointer(n,n);
6432: for ( i = 0, max = 0; i < n; i++ )
6433: for ( j = 0; j < n; j++ ) {
6434: dm[i][j] = ptondv(CO,fv,m[i][j]);
6435: if ( mod ) ndv_mod(mod,dm[i][j]);
6436: if ( dm[i][j] && !LEN(dm[i][j]) ) dm[i][j] = 0;
6437: }
6438: d = ptondv(CO,fv,(P)ONE);
6439: if ( mod ) ndv_mod(mod,d);
6440: chsgnq(ONE,&mone);
6441: for ( j = 0, sgn = 1; j < n; j++ ) {
6442: if ( DP_Print ) fprintf(stderr,".",j);
6443: for ( i = j; i < n && !dm[i][j]; i++ );
6444: if ( i == n ) {
6445: *rp = 0;
6446: return;
6447: }
6448: k0 = i; l0 = j; len0 = LEN(dm[k0][l0]);
6449: for ( k = j; k < n; k++ )
6450: for ( l = j; l < n; l++ )
6451: if ( dm[k][l] && LEN(dm[k][l]) < len0 ) {
6452: k0 = k; l0 = l; len0 = LEN(dm[k][l]);
6453: }
6454: if ( k0 != j ) {
6455: t = dm[j]; dm[j] = dm[k0]; dm[k0] = t;
6456: sgn = -sgn;
6457: }
6458: if ( l0 != j ) {
6459: for ( k = j; k < n; k++ ) {
6460: s = dm[k][j]; dm[k][j] = dm[k][l0]; dm[k][l0] = s;
6461: }
6462: sgn = -sgn;
6463: }
6464: bound = nd_det_compute_bound(dm,n,j);
6465: for ( k = 0; k < nd_nvar; k++ )
6466: if ( bound[k]*2 > nd_mask0 ) break;
6467: if ( k < nd_nvar )
6468: nd_det_reconstruct(dm,n,j,d);
6469:
6470: for ( i = j+1, mj = dm[j], mjj = mj[j]; i < n; i++ ) {
6471: /* if ( DP_Print ) fprintf(stderr," i=%d\n ",i); */
6472: mi = dm[i]; mij = mi[j];
6473: if ( mod )
6474: ndv_mul_c(mod,mij,mod-1);
6475: else
6476: ndv_mul_c_q(mij,mone);
6477: for ( k = j+1; k < n; k++ ) {
6478: /* if ( DP_Print ) fprintf(stderr,"k=%d ",k); */
6479: bucket = create_pbucket();
6480: if ( mi[k] ) {
6481: nmv = BDY(mjj); len = LEN(mjj);
6482: for ( a = 0; a < len; a++, NMV_ADV(nmv) ) {
6483: u = ndv_mul_nmv_trunc(mod,nmv,mi[k],DL(BDY(d)));
6484: add_pbucket(mod,bucket,u);
6485: }
6486: }
6487: if ( mj[k] && mij ) {
6488: nmv = BDY(mij); len = LEN(mij);
6489: for ( a = 0; a < len; a++, NMV_ADV(nmv) ) {
6490: u = ndv_mul_nmv_trunc(mod,nmv,mj[k],DL(BDY(d)));
6491: add_pbucket(mod,bucket,u);
6492: }
6493: }
6494: u = nd_quo(mod,bucket,d);
6495: mi[k] = ndtondv(mod,u);
6496: }
6497: /* if ( DP_Print ) fprintf(stderr,"\n",k); */
6498: }
6499: d = mjj;
6500: }
6501: if ( DP_Print ) fprintf(stderr,"\n",k);
6502: if ( sgn < 0 )
6503: if ( mod )
6504: ndv_mul_c(mod,d,mod-1);
6505: else
6506: ndv_mul_c_q(d,mone);
6507: r = ndvtop(mod,CO,fv,d);
6508: if ( !mod && !UNIQ(dq) )
6509: divsp(CO,r,(P)dq,rp);
6510: else
6511: *rp = r;
1.99 noro 6512: }
6513:
1.102 noro 6514: ND ndv_mul_nmv_trunc(int mod,NMV m0,NDV p,UINT *d)
1.99 noro 6515: {
1.157 noro 6516: NM mr,mr0;
6517: NM tnm;
6518: NMV m;
6519: UINT *d0,*dt,*dm;
6520: int c,n,td,i,c1,c2,len;
6521: Q q;
6522: ND r;
6523:
6524: if ( !p ) return 0;
6525: else {
6526: n = NV(p); m = BDY(p); len = LEN(p);
6527: d0 = DL(m0);
6528: td = TD(d);
6529: mr0 = 0;
6530: NEWNM(tnm);
6531: if ( mod ) {
6532: c = CM(m0);
6533: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
6534: ndl_add(DL(m),d0,DL(tnm));
6535: if ( ndl_reducible(DL(tnm),d) ) {
6536: NEXTNM(mr0,mr);
6537: c1 = CM(m); DMAR(c1,c,0,mod,c2); CM(mr) = c2;
6538: ndl_copy(DL(tnm),DL(mr));
6539: }
6540: }
6541: } else {
6542: q = CQ(m0);
6543: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
6544: ndl_add(DL(m),d0,DL(tnm));
6545: if ( ndl_reducible(DL(tnm),d) ) {
6546: NEXTNM(mr0,mr);
6547: mulq(CQ(m),q,&CQ(mr));
6548: ndl_copy(DL(tnm),DL(mr));
6549: }
6550: }
6551: }
6552: if ( !mr0 )
6553: return 0;
6554: else {
6555: NEXT(mr) = 0;
6556: for ( len = 0, mr = mr0; mr; mr = NEXT(mr), len++ );
6557: MKND(NV(p),mr0,len,r);
6558: SG(r) = SG(p) + TD(d0);
6559: return r;
6560: }
6561: }
1.114 noro 6562: }
6563:
6564: void nd_det_reconstruct(NDV **dm,int n,int j,NDV d)
6565: {
1.157 noro 6566: int i,obpe,oadv,h,k,l;
6567: static NM prev_nm_free_list;
6568: EPOS oepos;
6569:
6570: obpe = nd_bpe;
6571: oadv = nmv_adv;
6572: oepos = nd_epos;
6573: if ( obpe < 2 ) nd_bpe = 2;
6574: else if ( obpe < 3 ) nd_bpe = 3;
6575: else if ( obpe < 4 ) nd_bpe = 4;
6576: else if ( obpe < 5 ) nd_bpe = 5;
6577: else if ( obpe < 6 ) nd_bpe = 6;
6578: else if ( obpe < 8 ) nd_bpe = 8;
6579: else if ( obpe < 10 ) nd_bpe = 10;
6580: else if ( obpe < 16 ) nd_bpe = 16;
6581: else if ( obpe < 32 ) nd_bpe = 32;
6582: else error("nd_det_reconstruct : exponent too large");
6583:
6584: nd_setup_parameters(nd_nvar,0);
6585: prev_nm_free_list = _nm_free_list;
6586: _nm_free_list = 0;
6587: for ( k = j; k < n; k++ )
6588: for (l = j; l < n; l++ )
6589: ndv_realloc(dm[k][l],obpe,oadv,oepos);
6590: ndv_realloc(d,obpe,oadv,oepos);
6591: prev_nm_free_list = 0;
1.114 noro 6592: #if 0
1.157 noro 6593: GC_gcollect();
1.114 noro 6594: #endif
6595: }
6596:
1.153 noro 6597: /* returns a UINT array containing degree bounds */
6598:
1.114 noro 6599: UINT *nd_det_compute_bound(NDV **dm,int n,int j)
6600: {
1.157 noro 6601: UINT *d0,*d1,*d,*t,*r;
6602: int k,l,i;
1.114 noro 6603:
1.157 noro 6604: d0 = (UINT *)MALLOC(nd_nvar*sizeof(UINT));
6605: for ( k = 0; k < nd_nvar; k++ ) d0[k] = 0;
6606: for ( k = j; k < n; k++ )
6607: for ( l = j; l < n; l++ )
6608: if ( dm[k][l] ) {
6609: d = ndv_compute_bound(dm[k][l]);
6610: for ( i = 0; i < nd_nvar; i++ )
6611: d0[i] = MAX(d0[i],d[i]);
6612: }
6613: return d0;
1.117 noro 6614: }
6615:
6616: DL nd_separate_d(UINT *d,UINT *trans)
6617: {
1.157 noro 6618: int n,td,i,e,j;
6619: DL a;
1.117 noro 6620:
1.157 noro 6621: ndl_zero(trans);
6622: td = 0;
6623: for ( i = 0; i < nd_ntrans; i++ ) {
6624: e = GET_EXP(d,i);
6625: PUT_EXP(trans,i,e);
6626: td += MUL_WEIGHT(e,i);
6627: }
6628: if ( nd_ntrans+nd_nalg < nd_nvar ) {
6629: /* homogenized */
6630: i = nd_nvar-1;
6631: e = GET_EXP(d,i);
6632: PUT_EXP(trans,i,e);
6633: td += MUL_WEIGHT(e,i);
6634: }
6635: TD(trans) = td;
6636: if ( nd_blockmask) ndl_weight_mask(trans);
6637: NEWDL(a,nd_nalg);
6638: td = 0;
6639: for ( i = 0; i < nd_nalg; i++ ) {
6640: j = nd_ntrans+i;
6641: e = GET_EXP(d,j);
6642: a->d[i] = e;
6643: td += e;
6644: }
6645: a->td = td;
6646: return a;
1.117 noro 6647: }
6648:
1.118 noro 6649: int nd_monic(int mod,ND *p)
1.117 noro 6650: {
1.157 noro 6651: UINT *trans,*t;
6652: DL alg;
6653: MP mp0,mp;
6654: NM m,m0,m1,ma0,ma,mb,mr0,mr;
6655: ND r;
6656: DL dl;
6657: DP nm;
6658: NDV ndv;
6659: DAlg inv,cd;
6660: ND s,c;
6661: Q l,mul;
6662: N ln;
6663: int n,ntrans,i,e,td,is_lc,len;
6664: NumberField nf;
6665: struct oEGT eg0,eg1;
6666:
6667: if ( !(nf = get_numberfield()) )
6668: error("nd_monic : current_numberfield is not set");
6669:
6670: /* Q coef -> DAlg coef */
6671: NEWNM(ma0); ma = ma0;
6672: m = BDY(*p);
6673: is_lc = 1;
6674: while ( 1 ) {
6675: NEWMP(mp0); mp = mp0;
6676: mp->c = (P)CQ(m);
6677: mp->dl = nd_separate_d(DL(m),DL(ma));
6678: NEWNM(mb);
6679: for ( m = NEXT(m); m; m = NEXT(m) ) {
6680: alg = nd_separate_d(DL(m),DL(mb));
6681: if ( !ndl_equal(DL(ma),DL(mb)) )
6682: break;
6683: NEXTMP(mp0,mp); mp->c = (P)CQ(m); mp->dl = alg;
6684: }
6685: NEXT(mp) = 0;
6686: MKDP(nd_nalg,mp0,nm);
6687: MKDAlg(nm,ONE,cd);
6688: if ( is_lc == 1 ) {
6689: /* if the lc is a rational number, we have nothing to do */
6690: if ( !mp0->dl->td )
6691: return 1;
6692:
6693: get_eg(&eg0);
6694: invdalg(cd,&inv);
6695: get_eg(&eg1); add_eg(&eg_invdalg,&eg0,&eg1);
6696: /* check the validity of inv */
6697: if ( mod && !rem(NM(inv->dn),mod) )
6698: return 0;
6699: CA(ma) = nf->one;
6700: is_lc = 0;
6701: ln = ONEN;
6702: } else {
6703: muldalg(cd,inv,&CA(ma));
6704: lcmn(ln,NM(CA(ma)->dn),&ln);
6705: }
6706: if ( m ) {
6707: NEXT(ma) = mb; ma = mb;
6708: } else {
6709: NEXT(ma) = 0;
6710: break;
6711: }
6712: }
6713: /* l = lcm(denoms) */
6714: NTOQ(ln,1,l);
6715: for ( mr0 = 0, m = ma0; m; m = NEXT(m) ) {
6716: divq(l,CA(m)->dn,&mul);
6717: for ( mp = BDY(CA(m)->nm); mp; mp = NEXT(mp) ) {
6718: NEXTNM(mr0,mr);
6719: mulq((Q)mp->c,mul,&CQ(mr));
6720: dl = mp->dl;
6721: td = TD(DL(m));
6722: ndl_copy(DL(m),DL(mr));
6723: for ( i = 0; i < nd_nalg; i++ ) {
6724: e = dl->d[i];
6725: PUT_EXP(DL(mr),i+nd_ntrans,e);
6726: td += MUL_WEIGHT(e,i+nd_ntrans);
6727: }
1.163 noro 6728: if ( nd_module ) MPOS(DL(mr)) = MPOS(DL(m));
1.157 noro 6729: TD(DL(mr)) = td;
6730: if ( nd_blockmask) ndl_weight_mask(DL(mr));
6731: }
6732: }
6733: NEXT(mr) = 0;
6734: for ( len = 0, mr = mr0; mr; mr = NEXT(mr), len++ );
6735: MKND(NV(*p),mr0,len,r);
6736: /* XXX */
6737: SG(r) = SG(*p);
6738: nd_free(*p);
6739: *p = r;
6740: return 1;
1.59 noro 6741: }
1.167 noro 6742:
6743: NODE reverse_node(NODE n)
6744: {
6745: NODE t,t1;
6746:
6747: for ( t = 0; n; n = NEXT(n) ) {
6748: MKNODE(t1,BDY(n),t); t = t1;
6749: }
6750: return t;
6751: }
6752:
6753: P ndc_div(int mod,union oNDC a,union oNDC b)
6754: {
6755: union oNDC c;
6756: int inv,t;
6757:
6758: if ( mod == -1 ) c.m = _mulsf(a.m,_invsf(b.m));
6759: else if ( mod ) {
6760: inv = invm(b.m,mod);
6761: DMAR(a.m,inv,0,mod,t); c.m = t;
6762: } else if ( nd_vc )
6763: divsp(nd_vc,a.p,b.p,&c.p);
6764: else
6765: divq(a.z,b.z,&c.z);
6766: return ndctop(mod,c);
6767: }
6768:
6769: P ndctop(int mod,union oNDC c)
6770: {
6771: Q q;
6772: int e;
6773: GFS gfs;
6774:
6775: if ( mod == -1 ) {
6776: e = IFTOF(c.m); MKGFS(e,gfs); return (P)gfs;
6777: } else if ( mod ) {
6778: STOQ(c.m,q); return (P)q;
6779: } else
6780: return (P)c.p;
6781: }
6782:
6783: /* [0,0,0,cont] = p -> p/cont */
6784:
6785: void finalize_tracelist(int i,P cont)
6786: {
6787: LIST l;
6788: NODE node;
6789: Q iq;
6790:
6791: if ( !UNIQ(cont) ) {
6792: node = mknode(4,0,0,0,cont);
6793: MKLIST(l,node); MKNODE(node,l,nd_tracelist);
6794: nd_tracelist = node;
6795: }
6796: STOQ(i,iq);
6797: nd_tracelist = reverse_node(nd_tracelist);
6798: MKLIST(l,nd_tracelist);
6799: node = mknode(2,iq,l); MKLIST(l,node);
6800: MKNODE(node,l,nd_alltracelist); MKLIST(l,node);
6801: nd_alltracelist = node; nd_tracelist = 0;
6802: }
6803:
6804: void conv_ilist(int demand,int trace,NODE g,int **indp)
6805: {
6806: int n,i,j;
6807: int *ind;
6808: NODE t;
6809:
6810: n = length(g);
6811: ind = (int *)MALLOC(n*sizeof(int));
6812: for ( i = 0, t = g; i < n; i++, t = NEXT(t) ) {
6813: j = (long)BDY(t); ind[i] = j;
6814: BDY(t) = (pointer)(demand?ndv_load(j):(trace?nd_ps_trace[j]:nd_ps[j]));
6815: }
6816: if ( indp ) *indp = ind;
6817: }
1.172 noro 6818:
6819: void parse_nd_option(NODE opt)
6820: {
6821: NODE t,p;
6822: char *key;
6823: Obj value;
6824:
1.173 noro 6825: nd_gentrace = 0; nd_gensyz = 0; nd_nora = 0;
1.172 noro 6826: for ( t = opt; t; t = NEXT(t) ) {
6827: p = BDY((LIST)BDY(t));
6828: key = BDY((STRING)BDY(p));
6829: value = (Obj)BDY(NEXT(p));
6830: if ( !strcmp(key,"gentrace") )
6831: nd_gentrace = value?1:0;
6832: else if ( !strcmp(key,"gensyz") )
6833: nd_gensyz = value?1:0;
1.173 noro 6834: else if ( !strcmp(key,"nora") )
6835: nd_nora = value?1:0;
1.172 noro 6836: }
6837: }
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