Annotation of OpenXM_contrib2/asir2000/engine/nd.c, Revision 1.173
1.173 ! noro 1: /* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.172 2009/02/15 03:07:41 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;
1.160 noro 49: static int nd_module,nd_ispot,nd_mpos;
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 ) {
1.157 noro 584: if ( MPOS(d1) < MPOS(d2) ) return 1;
585: else if ( MPOS(d1) > MPOS(d2) ) return -1;
586: }
587: if ( TD(d1) > TD(d2) ) return 1;
588: else if ( TD(d1) < TD(d2) ) return -1;
1.167 noro 589: if ( c = ndl_lex_compare(d1,d2) ) return c;
1.160 noro 590: if ( !nd_ispot ) {
1.157 noro 591: if ( MPOS(d1) < MPOS(d2) ) return 1;
592: else if ( MPOS(d1) > MPOS(d2) ) return -1;
593: }
594: return 0;
595: }
596:
597: int ndl_module_glex_compare(UINT *d1,UINT *d2)
598: {
1.164 noro 599: int i,c;
1.157 noro 600:
1.160 noro 601: if ( nd_ispot ) {
1.157 noro 602: if ( MPOS(d1) < MPOS(d2) ) return 1;
603: else if ( MPOS(d1) > MPOS(d2) ) return -1;
604: }
605: if ( TD(d1) > TD(d2) ) return 1;
606: else if ( TD(d1) < TD(d2) ) return -1;
1.167 noro 607: if ( c = ndl_lex_compare(d1,d2) ) return c;
1.160 noro 608: if ( !nd_ispot ) {
1.157 noro 609: if ( MPOS(d1) < MPOS(d2) ) return 1;
610: else if ( MPOS(d1) > MPOS(d2) ) return -1;
611: }
612: return 0;
613: }
614:
615: int ndl_module_lex_compare(UINT *d1,UINT *d2)
616: {
1.164 noro 617: int i,c;
1.157 noro 618:
1.160 noro 619: if ( nd_ispot ) {
1.157 noro 620: if ( MPOS(d1) < MPOS(d2) ) return 1;
621: else if ( MPOS(d1) > MPOS(d2) ) return -1;
622: }
1.167 noro 623: if ( c = ndl_lex_compare(d1,d2) ) return c;
1.160 noro 624: if ( !nd_ispot ) {
1.157 noro 625: if ( MPOS(d1) < MPOS(d2) ) return 1;
626: else if ( MPOS(d1) > MPOS(d2) ) return -1;
627: }
628: return 0;
629: }
630:
631: int ndl_module_block_compare(UINT *d1,UINT *d2)
632: {
633: int i,c;
634:
1.160 noro 635: if ( nd_ispot ) {
1.157 noro 636: if ( MPOS(d1) < MPOS(d2) ) return 1;
637: else if ( MPOS(d1) > MPOS(d2) ) return -1;
638: }
639: if ( c = ndl_block_compare(d1,d2) ) return c;
1.160 noro 640: if ( !nd_ispot ) {
1.157 noro 641: if ( MPOS(d1) < MPOS(d2) ) return 1;
642: else if ( MPOS(d1) > MPOS(d2) ) return -1;
643: }
644: return 0;
645: }
646:
647: int ndl_module_matrix_compare(UINT *d1,UINT *d2)
648: {
649: int i,c;
650:
1.160 noro 651: if ( nd_ispot ) {
1.157 noro 652: if ( MPOS(d1) < MPOS(d2) ) return 1;
653: else if ( MPOS(d1) > MPOS(d2) ) return -1;
654: }
655: if ( c = ndl_matrix_compare(d1,d2) ) return c;
1.160 noro 656: if ( !nd_ispot ) {
1.157 noro 657: if ( MPOS(d1) < MPOS(d2) ) return 1;
658: else if ( MPOS(d1) > MPOS(d2) ) return -1;
659: }
660: return 0;
661: }
662:
663: int ndl_module_composite_compare(UINT *d1,UINT *d2)
664: {
665: int i,c;
666:
1.160 noro 667: if ( nd_ispot ) {
1.157 noro 668: if ( MPOS(d1) > MPOS(d2) ) return 1;
669: else if ( MPOS(d1) < MPOS(d2) ) return -1;
670: }
671: if ( c = ndl_composite_compare(d1,d2) ) return c;
1.160 noro 672: if ( !nd_ispot ) {
1.157 noro 673: if ( MPOS(d1) > MPOS(d2) ) return 1;
674: else if ( MPOS(d1) < MPOS(d2) ) return -1;
675: }
676: return 0;
1.58 noro 677: }
678:
1.61 noro 679: INLINE int ndl_equal(UINT *d1,UINT *d2)
1.1 noro 680: {
1.157 noro 681: int i;
1.1 noro 682:
1.157 noro 683: switch ( nd_wpd ) {
684: case 2:
685: if ( TD(d2) != TD(d1) ) return 0;
686: if ( d2[1] != d1[1] ) return 0;
687: return 1;
688: break;
689: case 3:
690: if ( TD(d2) != TD(d1) ) return 0;
691: if ( d2[1] != d1[1] ) return 0;
692: if ( d2[2] != d1[2] ) return 0;
693: return 1;
694: break;
695: default:
696: for ( i = 0; i < nd_wpd; i++ )
697: if ( *d1++ != *d2++ ) return 0;
698: return 1;
699: break;
700: }
1.1 noro 701: }
702:
1.61 noro 703: INLINE void ndl_copy(UINT *d1,UINT *d2)
1.6 noro 704: {
1.157 noro 705: int i;
1.6 noro 706:
1.157 noro 707: switch ( nd_wpd ) {
708: case 2:
709: TD(d2) = TD(d1);
710: d2[1] = d1[1];
711: break;
712: case 3:
713: TD(d2) = TD(d1);
714: d2[1] = d1[1];
715: d2[2] = d1[2];
716: break;
717: default:
718: for ( i = 0; i < nd_wpd; i++ )
719: d2[i] = d1[i];
720: break;
721: }
1.6 noro 722: }
723:
1.61 noro 724: INLINE void ndl_zero(UINT *d)
725: {
1.157 noro 726: int i;
727: for ( i = 0; i < nd_wpd; i++ ) d[i] = 0;
1.61 noro 728: }
729:
730: INLINE void ndl_add(UINT *d1,UINT *d2,UINT *d)
1.1 noro 731: {
1.157 noro 732: int i;
1.1 noro 733:
1.162 noro 734: if ( nd_module ) {
735: if ( MPOS(d1) && MPOS(d2) && (MPOS(d1) != MPOS(d2)) )
1.167 noro 736: error("ndl_add : invalid operation");
1.162 noro 737: }
1.43 noro 738: #if 1
1.157 noro 739: switch ( nd_wpd ) {
740: case 2:
741: TD(d) = TD(d1)+TD(d2);
742: d[1] = d1[1]+d2[1];
743: break;
744: case 3:
745: TD(d) = TD(d1)+TD(d2);
746: d[1] = d1[1]+d2[1];
747: d[2] = d1[2]+d2[2];
748: break;
749: default:
750: for ( i = 0; i < nd_wpd; i++ ) d[i] = d1[i]+d2[i];
751: break;
752: }
1.43 noro 753: #else
1.157 noro 754: for ( i = 0; i < nd_wpd; i++ ) d[i] = d1[i]+d2[i];
1.43 noro 755: #endif
1.6 noro 756: }
757:
1.55 noro 758: /* d1 += d2 */
1.61 noro 759: INLINE void ndl_addto(UINT *d1,UINT *d2)
1.55 noro 760: {
1.157 noro 761: int i;
1.55 noro 762:
1.162 noro 763: if ( nd_module ) {
764: if ( MPOS(d1) && MPOS(d2) && (MPOS(d1) != MPOS(d2)) )
765: error("ndl_addto : invalid operation");
766: }
1.55 noro 767: #if 1
1.157 noro 768: switch ( nd_wpd ) {
769: case 2:
770: TD(d1) += TD(d2);
771: d1[1] += d2[1];
772: break;
773: case 3:
774: TD(d1) += TD(d2);
775: d1[1] += d2[1];
776: d1[2] += d2[2];
777: break;
778: default:
779: for ( i = 0; i < nd_wpd; i++ ) d1[i] += d2[i];
780: break;
781: }
1.55 noro 782: #else
1.157 noro 783: for ( i = 0; i < nd_wpd; i++ ) d1[i] += d2[i];
1.55 noro 784: #endif
785: }
786:
1.61 noro 787: INLINE void ndl_sub(UINT *d1,UINT *d2,UINT *d)
1.6 noro 788: {
1.157 noro 789: int i;
1.6 noro 790:
1.157 noro 791: for ( i = 0; i < nd_wpd; i++ ) d[i] = d1[i]-d2[i];
1.1 noro 792: }
793:
1.61 noro 794: int ndl_disjoint(UINT *d1,UINT *d2)
1.1 noro 795: {
1.157 noro 796: UINT t1,t2,u,u1,u2;
797: int i,j;
1.1 noro 798:
1.157 noro 799: if ( nd_module && (MPOS(d1) == MPOS(d2)) ) return 0;
1.65 noro 800: #if USE_UNROLL
1.157 noro 801: switch ( nd_bpe ) {
802: case 3:
803: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
804: u1 = d1[i]; u2 = d2[i];
805: t1 = u1&0x38000000; t2 = u2&0x38000000; if ( t1&&t2 ) return 0;
806: t1 = u1& 0x7000000; t2 = u2& 0x7000000; if ( t1&&t2 ) return 0;
807: t1 = u1& 0xe00000; t2 = u2& 0xe00000; if ( t1&&t2 ) return 0;
808: t1 = u1& 0x1c0000; t2 = u2& 0x1c0000; if ( t1&&t2 ) return 0;
809: t1 = u1& 0x38000; t2 = u2& 0x38000; if ( t1&&t2 ) return 0;
810: t1 = u1& 0x7000; t2 = u2& 0x7000; if ( t1&&t2 ) return 0;
811: t1 = u1& 0xe00; t2 = u2& 0xe00; if ( t1&&t2 ) return 0;
812: t1 = u1& 0x1c0; t2 = u2& 0x1c0; if ( t1&&t2 ) return 0;
813: t1 = u1& 0x38; t2 = u2& 0x38; if ( t1&&t2 ) return 0;
814: t1 = u1& 0x7; t2 = u2& 0x7; if ( t1&&t2 ) return 0;
815: }
816: return 1;
817: break;
818: case 4:
819: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
820: u1 = d1[i]; u2 = d2[i];
821: t1 = u1&0xf0000000; t2 = u2&0xf0000000; if ( t1&&t2 ) return 0;
822: t1 = u1& 0xf000000; t2 = u2& 0xf000000; if ( t1&&t2 ) return 0;
823: t1 = u1& 0xf00000; t2 = u2& 0xf00000; if ( t1&&t2 ) return 0;
824: t1 = u1& 0xf0000; t2 = u2& 0xf0000; if ( t1&&t2 ) return 0;
825: t1 = u1& 0xf000; t2 = u2& 0xf000; if ( t1&&t2 ) return 0;
826: t1 = u1& 0xf00; t2 = u2& 0xf00; if ( t1&&t2 ) return 0;
827: t1 = u1& 0xf0; t2 = u2& 0xf0; if ( t1&&t2 ) return 0;
828: t1 = u1& 0xf; t2 = u2& 0xf; if ( t1&&t2 ) return 0;
829: }
830: return 1;
831: break;
832: case 6:
833: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
834: u1 = d1[i]; u2 = d2[i];
835: t1 = u1&0x3f000000; t2 = u2&0x3f000000; if ( t1&&t2 ) return 0;
836: t1 = u1& 0xfc0000; t2 = u2& 0xfc0000; if ( t1&&t2 ) return 0;
837: t1 = u1& 0x3f000; t2 = u2& 0x3f000; if ( t1&&t2 ) return 0;
838: t1 = u1& 0xfc0; t2 = u2& 0xfc0; if ( t1&&t2 ) return 0;
839: t1 = u1& 0x3f; t2 = u2& 0x3f; if ( t1&&t2 ) return 0;
840: }
841: return 1;
842: break;
843: case 8:
844: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
845: u1 = d1[i]; u2 = d2[i];
846: t1 = u1&0xff000000; t2 = u2&0xff000000; if ( t1&&t2 ) return 0;
847: t1 = u1& 0xff0000; t2 = u2& 0xff0000; if ( t1&&t2 ) return 0;
848: t1 = u1& 0xff00; t2 = u2& 0xff00; if ( t1&&t2 ) return 0;
849: t1 = u1& 0xff; t2 = u2& 0xff; if ( t1&&t2 ) return 0;
850: }
851: return 1;
852: break;
853: case 16:
854: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
855: u1 = d1[i]; u2 = d2[i];
856: t1 = u1&0xffff0000; t2 = u2&0xffff0000; if ( t1&&t2 ) return 0;
857: t1 = u1& 0xffff; t2 = u2& 0xffff; if ( t1&&t2 ) return 0;
858: }
859: return 1;
860: break;
861: case 32:
862: for ( i = nd_exporigin; i < nd_wpd; i++ )
863: if ( d1[i] && d2[i] ) return 0;
864: return 1;
865: break;
866: default:
867: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
868: u1 = d1[i]; u2 = d2[i];
869: for ( j = 0; j < nd_epw; j++ ) {
870: if ( (u1&nd_mask0) && (u2&nd_mask0) ) return 0;
871: u1 >>= nd_bpe; u2 >>= nd_bpe;
872: }
873: }
874: return 1;
875: break;
876: }
1.65 noro 877: #else
1.157 noro 878: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
879: u1 = d1[i]; u2 = d2[i];
880: for ( j = 0; j < nd_epw; j++ ) {
881: if ( (u1&nd_mask0) && (u2&nd_mask0) ) return 0;
882: u1 >>= nd_bpe; u2 >>= nd_bpe;
883: }
884: }
885: return 1;
1.65 noro 886: #endif
1.1 noro 887: }
888:
1.114 noro 889: int ndl_check_bound(UINT *d1,UINT *d2)
1.1 noro 890: {
1.157 noro 891: UINT u2;
892: int i,j,ind,k;
1.1 noro 893:
1.157 noro 894: ind = 0;
1.65 noro 895: #if USE_UNROLL
1.157 noro 896: switch ( nd_bpe ) {
897: case 3:
898: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
899: u2 = d2[i];
900: if ( d1[ind++]+((u2>>27)&0x7) >= 0x8 ) return 1;
901: if ( d1[ind++]+((u2>>24)&0x7) >= 0x8 ) return 1;
902: if ( d1[ind++]+((u2>>21)&0x7) >= 0x8 ) return 1;
903: if ( d1[ind++]+((u2>>18)&0x7) >= 0x8 ) return 1;
904: if ( d1[ind++]+((u2>>15)&0x7) >= 0x8 ) return 1;
905: if ( d1[ind++]+((u2>>12)&0x7) >= 0x8 ) return 1;
906: if ( d1[ind++]+((u2>>9)&0x7) >= 0x8 ) return 1;
907: if ( d1[ind++]+((u2>>6)&0x7) >= 0x8 ) return 1;
908: if ( d1[ind++]+((u2>>3)&0x7) >= 0x8 ) return 1;
909: if ( d1[ind++]+(u2&0x7) >= 0x8 ) return 1;
910: }
911: return 0;
912: break;
913: case 4:
914: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
915: u2 = d2[i];
916: if ( d1[ind++]+((u2>>28)&0xf) >= 0x10 ) return 1;
917: if ( d1[ind++]+((u2>>24)&0xf) >= 0x10 ) return 1;
918: if ( d1[ind++]+((u2>>20)&0xf) >= 0x10 ) return 1;
919: if ( d1[ind++]+((u2>>16)&0xf) >= 0x10 ) return 1;
920: if ( d1[ind++]+((u2>>12)&0xf) >= 0x10 ) return 1;
921: if ( d1[ind++]+((u2>>8)&0xf) >= 0x10 ) return 1;
922: if ( d1[ind++]+((u2>>4)&0xf) >= 0x10 ) return 1;
923: if ( d1[ind++]+(u2&0xf) >= 0x10 ) return 1;
924: }
925: return 0;
926: break;
927: case 6:
928: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
929: u2 = d2[i];
930: if ( d1[ind++]+((u2>>24)&0x3f) >= 0x40 ) return 1;
931: if ( d1[ind++]+((u2>>18)&0x3f) >= 0x40 ) return 1;
932: if ( d1[ind++]+((u2>>12)&0x3f) >= 0x40 ) return 1;
933: if ( d1[ind++]+((u2>>6)&0x3f) >= 0x40 ) return 1;
934: if ( d1[ind++]+(u2&0x3f) >= 0x40 ) return 1;
935: }
936: return 0;
937: break;
938: case 8:
939: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
940: u2 = d2[i];
941: if ( d1[ind++]+((u2>>24)&0xff) >= 0x100 ) return 1;
942: if ( d1[ind++]+((u2>>16)&0xff) >= 0x100 ) return 1;
943: if ( d1[ind++]+((u2>>8)&0xff) >= 0x100 ) return 1;
944: if ( d1[ind++]+(u2&0xff) >= 0x100 ) return 1;
945: }
946: return 0;
947: break;
948: case 16:
949: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
950: u2 = d2[i];
951: if ( d1[ind++]+((u2>>16)&0xffff) > 0x10000 ) return 1;
952: if ( d1[ind++]+(u2&0xffff) > 0x10000 ) return 1;
953: }
954: return 0;
955: break;
956: case 32:
957: for ( i = nd_exporigin; i < nd_wpd; i++ )
958: if ( d1[i]+d2[i]<d1[i] ) return 1;
959: return 0;
960: break;
961: default:
962: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
963: u2 = d2[i];
964: k = (nd_epw-1)*nd_bpe;
965: for ( j = 0; j < nd_epw; j++, k -= nd_bpe )
966: if ( d1[ind++]+((u2>>k)&nd_mask0) > nd_mask0 ) return 1;
967: }
968: return 0;
969: break;
970: }
1.65 noro 971: #else
1.157 noro 972: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
973: u2 = d2[i];
974: k = (nd_epw-1)*nd_bpe;
975: for ( j = 0; j < nd_epw; j++, k -= nd_bpe )
976: if ( d1[ind++]+((u2>>k)&nd_mask0) > nd_mask0 ) return 1;
977: }
978: return 0;
1.65 noro 979: #endif
1.1 noro 980: }
981:
1.114 noro 982: int ndl_check_bound2(int index,UINT *d2)
983: {
1.157 noro 984: return ndl_check_bound(nd_bound[index],d2);
1.114 noro 985: }
986:
1.61 noro 987: INLINE int ndl_hash_value(UINT *d)
1.1 noro 988: {
1.157 noro 989: int i;
990: int r;
1.1 noro 991:
1.157 noro 992: r = 0;
993: for ( i = 0; i < nd_wpd; i++ )
994: r = ((r<<16)+d[i])%REDTAB_LEN;
995: return r;
1.1 noro 996: }
997:
1.63 noro 998: INLINE int ndl_find_reducer(UINT *dg)
1.1 noro 999: {
1.157 noro 1000: RHist r;
1001: int d,k,i;
1.1 noro 1002:
1.157 noro 1003: d = ndl_hash_value(dg);
1004: for ( r = nd_red[d], k = 0; r; r = NEXT(r), k++ ) {
1005: if ( ndl_equal(dg,DL(r)) ) {
1006: if ( k > 0 ) nd_notfirst++;
1007: nd_found++;
1008: return r->index;
1009: }
1010: }
1011: if ( Reverse )
1012: for ( i = nd_psn-1; i >= 0; i-- ) {
1013: r = nd_psh[i];
1014: if ( ndl_reducible(dg,DL(r)) ) {
1015: nd_create++;
1016: nd_append_red(dg,i);
1017: return i;
1018: }
1019: }
1020: else
1021: for ( i = 0; i < nd_psn; i++ ) {
1022: r = nd_psh[i];
1023: if ( ndl_reducible(dg,DL(r)) ) {
1024: nd_create++;
1025: nd_append_red(dg,i);
1026: return i;
1027: }
1028: }
1029: return -1;
1.1 noro 1030: }
1031:
1.63 noro 1032: ND nd_merge(ND p1,ND p2)
1033: {
1.157 noro 1034: int n,c;
1035: int t,can,td1,td2;
1036: ND r;
1037: NM m1,m2,mr0,mr,s;
1038:
1039: if ( !p1 ) return p2;
1040: else if ( !p2 ) return p1;
1041: else {
1042: can = 0;
1043: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1044: c = DL_COMPARE(DL(m1),DL(m2));
1045: switch ( c ) {
1046: case 0:
1047: s = m1; m1 = NEXT(m1);
1048: can++; NEXTNM2(mr0,mr,s);
1049: s = m2; m2 = NEXT(m2); FREENM(s);
1050: break;
1051: case 1:
1052: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
1053: break;
1054: case -1:
1055: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
1056: break;
1057: }
1058: }
1059: if ( !mr0 )
1060: if ( m1 ) mr0 = m1;
1061: else if ( m2 ) mr0 = m2;
1062: else return 0;
1063: else if ( m1 ) NEXT(mr) = m1;
1064: else if ( m2 ) NEXT(mr) = m2;
1065: else NEXT(mr) = 0;
1066: BDY(p1) = mr0;
1067: SG(p1) = MAX(SG(p1),SG(p2));
1068: LEN(p1) = LEN(p1)+LEN(p2)-can;
1069: FREEND(p2);
1070: return p1;
1071: }
1.63 noro 1072: }
1073:
1.31 noro 1074: ND nd_add(int mod,ND p1,ND p2)
1.1 noro 1075: {
1.157 noro 1076: int n,c;
1077: int t,can,td1,td2;
1078: ND r;
1079: NM m1,m2,mr0,mr,s;
1080:
1081: if ( !p1 ) return p2;
1082: else if ( !p2 ) return p1;
1083: else if ( mod == -1 ) return nd_add_sf(p1,p2);
1084: else if ( !mod ) return nd_add_q(p1,p2);
1085: else {
1086: can = 0;
1087: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1088: c = DL_COMPARE(DL(m1),DL(m2));
1089: switch ( c ) {
1090: case 0:
1091: t = ((CM(m1))+(CM(m2))) - mod;
1092: if ( t < 0 ) t += mod;
1093: s = m1; m1 = NEXT(m1);
1094: if ( t ) {
1095: can++; NEXTNM2(mr0,mr,s); CM(mr) = (t);
1096: } else {
1097: can += 2; FREENM(s);
1098: }
1099: s = m2; m2 = NEXT(m2); FREENM(s);
1100: break;
1101: case 1:
1102: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
1103: break;
1104: case -1:
1105: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
1106: break;
1107: }
1108: }
1109: if ( !mr0 )
1110: if ( m1 ) mr0 = m1;
1111: else if ( m2 ) mr0 = m2;
1112: else return 0;
1113: else if ( m1 ) NEXT(mr) = m1;
1114: else if ( m2 ) NEXT(mr) = m2;
1115: else NEXT(mr) = 0;
1116: BDY(p1) = mr0;
1117: SG(p1) = MAX(SG(p1),SG(p2));
1118: LEN(p1) = LEN(p1)+LEN(p2)-can;
1119: FREEND(p2);
1120: return p1;
1121: }
1.95 noro 1122: }
1123:
1124: /* XXX on opteron, the inlined manipulation of destructive additon of
1125: * two NM seems to make gcc optimizer get confused, so the part is
1126: * done in a function.
1127: */
1128:
1.113 noro 1129: int nm_destructive_add_q(NM *m1,NM *m2,NM *mr0,NM *mr)
1.95 noro 1130: {
1.157 noro 1131: NM s;
1132: P t;
1133: int can;
1134:
1135: addp(nd_vc,CP(*m1),CP(*m2),&t);
1136: s = *m1; *m1 = NEXT(*m1);
1137: if ( t ) {
1138: can = 1; NEXTNM2(*mr0,*mr,s); CP(*mr) = (t);
1139: } else {
1140: can = 2; FREENM(s);
1141: }
1142: s = *m2; *m2 = NEXT(*m2); FREENM(s);
1143: return can;
1.95 noro 1144: }
1145:
1.113 noro 1146: ND nd_add_q(ND p1,ND p2)
1.95 noro 1147: {
1.157 noro 1148: int n,c,can;
1149: ND r;
1150: NM m1,m2,mr0,mr,s;
1151: P t;
1152:
1153: if ( !p1 ) return p2;
1154: else if ( !p2 ) return p1;
1155: else {
1156: can = 0;
1157: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1158: c = DL_COMPARE(DL(m1),DL(m2));
1159: switch ( c ) {
1160: case 0:
1.95 noro 1161: #if defined(__x86_64__)
1.157 noro 1162: can += nm_destructive_add_q(&m1,&m2,&mr0,&mr);
1.95 noro 1163: #else
1.157 noro 1164: addp(nd_vc,CP(m1),CP(m2),&t);
1165: s = m1; m1 = NEXT(m1);
1166: if ( t ) {
1167: can++; NEXTNM2(mr0,mr,s); CP(mr) = (t);
1168: } else {
1169: can += 2; FREENM(s);
1170: }
1171: s = m2; m2 = NEXT(m2); FREENM(s);
1.95 noro 1172: #endif
1.157 noro 1173: break;
1174: case 1:
1175: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
1176: break;
1177: case -1:
1178: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
1179: break;
1180: }
1181: }
1182: if ( !mr0 )
1183: if ( m1 ) mr0 = m1;
1184: else if ( m2 ) mr0 = m2;
1185: else return 0;
1186: else if ( m1 ) NEXT(mr) = m1;
1187: else if ( m2 ) NEXT(mr) = m2;
1188: else NEXT(mr) = 0;
1189: BDY(p1) = mr0;
1190: SG(p1) = MAX(SG(p1),SG(p2));
1191: LEN(p1) = LEN(p1)+LEN(p2)-can;
1192: FREEND(p2);
1193: return p1;
1194: }
1.17 noro 1195: }
1196:
1.71 noro 1197: ND nd_add_sf(ND p1,ND p2)
1198: {
1.157 noro 1199: int n,c,can;
1200: ND r;
1201: NM m1,m2,mr0,mr,s;
1202: int t;
1203:
1204: if ( !p1 ) return p2;
1205: else if ( !p2 ) return p1;
1206: else {
1207: can = 0;
1208: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
1209: c = DL_COMPARE(DL(m1),DL(m2));
1210: switch ( c ) {
1211: case 0:
1212: t = _addsf(CM(m1),CM(m2));
1213: s = m1; m1 = NEXT(m1);
1214: if ( t ) {
1215: can++; NEXTNM2(mr0,mr,s); CM(mr) = (t);
1216: } else {
1217: can += 2; FREENM(s);
1218: }
1219: s = m2; m2 = NEXT(m2); FREENM(s);
1220: break;
1221: case 1:
1222: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
1223: break;
1224: case -1:
1225: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
1226: break;
1227: }
1228: }
1229: if ( !mr0 )
1230: if ( m1 ) mr0 = m1;
1231: else if ( m2 ) mr0 = m2;
1232: else return 0;
1233: else if ( m1 ) NEXT(mr) = m1;
1234: else if ( m2 ) NEXT(mr) = m2;
1235: else NEXT(mr) = 0;
1236: BDY(p1) = mr0;
1237: SG(p1) = MAX(SG(p1),SG(p2));
1238: LEN(p1) = LEN(p1)+LEN(p2)-can;
1239: FREEND(p2);
1240: return p1;
1241: }
1.71 noro 1242: }
1243:
1.167 noro 1244: ND nd_reduce2(int mod,ND d,ND g,NDV p,NM mul,NDC dn,Obj *divp)
1.146 noro 1245: {
1.157 noro 1246: int c,c1,c2;
1247: Q cg,cred,gcd,tq;
1248: P cgp,credp,gcdp;
1249: Obj tr,tr1;
1250:
1.167 noro 1251: if ( mod == -1 ) {
1.157 noro 1252: CM(mul) = _mulsf(_invsf(HCM(p)),_chsgnsf(HCM(g)));
1.167 noro 1253: *divp = (Obj)ONE;
1254: } else if ( mod ) {
1.157 noro 1255: c1 = invm(HCM(p),mod); c2 = mod-HCM(g);
1256: DMAR(c1,c2,0,mod,c); CM(mul) = c;
1.167 noro 1257: *divp = (Obj)ONE;
1.157 noro 1258: } else if ( nd_vc ) {
1259: ezgcdpz(nd_vc,HCP(g),HCP(p),&gcdp);
1260: divsp(nd_vc,HCP(g),gcdp,&cgp); divsp(nd_vc,HCP(p),gcdp,&credp);
1261: chsgnp(cgp,&CP(mul));
1262: nd_mul_c_q(d,credp); nd_mul_c_q(g,credp);
1263: if ( dn ) {
1264: mulr(nd_vc,(Obj)dn->r,(Obj)credp,&tr);
1265: reductr(nd_vc,tr,&tr1); dn->r = (R)tr1;
1266: }
1.167 noro 1267: *divp = (Obj)credp;
1.157 noro 1268: } else {
1269: igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);
1270: chsgnq(cg,&CQ(mul));
1271: nd_mul_c_q(d,(P)cred); nd_mul_c_q(g,(P)cred);
1272: if ( dn ) {
1273: mulq(dn->z,cred,&tq); dn->z = tq;
1274: }
1.167 noro 1275: *divp = (Obj)cred;
1.157 noro 1276: }
1277: return nd_add(mod,g,ndv_mul_nm(mod,mul,p));
1.146 noro 1278: }
1279:
1.1 noro 1280: /* ret=1 : success, ret=0 : overflow */
1.146 noro 1281: int nd_nf(int mod,ND d,ND g,NDV *ps,int full,NDC dn,ND *rp)
1.1 noro 1282: {
1.157 noro 1283: NM m,mrd,tail;
1284: NM mul;
1285: int n,sugar,psugar,sugar0,stat,index;
1286: int c,c1,c2,dummy;
1287: RHist h;
1288: NDV p,red;
1.167 noro 1289: Q cg,cred,gcd,tq,qq,iq;
1290: DP dmul;
1291: NODE node;
1292: LIST hist;
1.157 noro 1293: double hmag;
1294: P tp,tp1;
1.167 noro 1295: Obj tr,tr1,div;
1296: union oNDC hg;
1297: P cont;
1.157 noro 1298:
1299: if ( dn ) {
1300: if ( mod )
1301: dn->m = 1;
1302: else if ( nd_vc )
1303: dn->r = (R)ONE;
1304: else
1305: dn->z = ONE;
1306: }
1307: if ( !g ) {
1308: *rp = d;
1309: return 1;
1310: }
1311: if ( !mod ) hmag = ((double)p_mag(HCP(g)))*nd_scale;
1312:
1313: sugar0 = sugar = SG(g);
1314: n = NV(g);
1315: mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
1316: if ( d )
1317: for ( tail = BDY(d); NEXT(tail); tail = NEXT(tail) );
1318: for ( ; g; ) {
1319: index = ndl_find_reducer(HDL(g));
1320: if ( index >= 0 ) {
1321: h = nd_psh[index];
1322: ndl_sub(HDL(g),DL(h),DL(mul));
1323: if ( ndl_check_bound2(index,DL(mul)) ) {
1324: nd_free(g); nd_free(d);
1325: return 0;
1326: }
1327: p = nd_demand ? ndv_load(index) : ps[index];
1.167 noro 1328: /* d+g -> div*(d+g)+mul*p */
1329: g = nd_reduce2(mod,d,g,p,mul,dn,&div);
1.172 noro 1330: if ( nd_gentrace ) {
1.167 noro 1331: /* Trace=[div,index,mul,ONE] */
1332: STOQ(index,iq);
1333: nmtodp(mod,mul,&dmul);
1334: node = mknode(4,div,iq,dmul,ONE);
1335: }
1.157 noro 1336: sugar = MAX(sugar,SG(p)+TD(DL(mul)));
1337: if ( !mod && g && ((double)(p_mag(HCP(g))) > hmag) ) {
1.167 noro 1338: hg = HCU(g);
1.157 noro 1339: nd_removecont2(d,g);
1.172 noro 1340: if ( dn || nd_gentrace ) {
1.167 noro 1341: /* overwrite cont : Trace=[div,index,mul,cont] */
1342: cont = ndc_div(mod,hg,HCU(g));
1343: if ( dn ) {
1344: if ( nd_vc ) {
1345: divr(nd_vc,(Obj)dn->r,(Obj)cont,&tr);
1346: reductr(nd_vc,(Obj)tr,&tr1); dn->r = (R)tr1;
1347: } else divq(dn->z,(Q)cont,&dn->z);
1.157 noro 1348: }
1.172 noro 1349: if ( nd_gentrace && !UNIQ(cont) ) ARG3(node) = (pointer)cont;
1.157 noro 1350: }
1351: hmag = ((double)p_mag(HCP(g)))*nd_scale;
1352: }
1.167 noro 1353: MKLIST(hist,node);
1354: MKNODE(node,hist,nd_tracelist); nd_tracelist = node;
1.157 noro 1355: } else if ( !full ) {
1356: *rp = g;
1357: return 1;
1358: } else {
1359: m = BDY(g);
1360: if ( NEXT(m) ) {
1361: BDY(g) = NEXT(m); NEXT(m) = 0; LEN(g)--;
1362: } else {
1363: FREEND(g); g = 0;
1364: }
1365: if ( d ) {
1366: NEXT(tail)=m; tail=m; LEN(d)++;
1367: } else {
1368: MKND(n,m,1,d); tail = BDY(d);
1369: }
1370: }
1371: }
1372: if ( d ) SG(d) = sugar;
1373: *rp = d;
1374: return 1;
1.1 noro 1375: }
1.28 noro 1376:
1.53 noro 1377: int nd_nf_pbucket(int mod,ND g,NDV *ps,int full,ND *rp)
1.25 noro 1378: {
1.157 noro 1379: int hindex,index;
1380: NDV p;
1381: ND u,d,red;
1382: NODE l;
1383: NM mul,m,mrd,tail;
1384: int sugar,psugar,n,h_reducible;
1385: PGeoBucket bucket;
1386: int c,c1,c2;
1387: Q cg,cred,gcd,zzz;
1388: RHist h;
1389: double hmag,gmag;
1390: int count = 0;
1391: int hcount = 0;
1392:
1393: if ( !g ) {
1394: *rp = 0;
1395: return 1;
1396: }
1397: sugar = SG(g);
1398: n = NV(g);
1399: if ( !mod ) hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
1400: bucket = create_pbucket();
1401: add_pbucket(mod,bucket,g);
1402: d = 0;
1403: mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
1404: while ( 1 ) {
1405: hindex = mod?head_pbucket(mod,bucket):head_pbucket_q(bucket);
1406: if ( hindex < 0 ) {
1407: if ( DP_Print > 3 ) printf("(%d %d)",count,hcount);
1408: if ( d ) SG(d) = sugar;
1409: *rp = d;
1410: return 1;
1411: }
1412: g = bucket->body[hindex];
1413: index = ndl_find_reducer(HDL(g));
1414: if ( index >= 0 ) {
1415: count++;
1416: if ( !d ) hcount++;
1417: h = nd_psh[index];
1418: ndl_sub(HDL(g),DL(h),DL(mul));
1419: if ( ndl_check_bound2(index,DL(mul)) ) {
1420: nd_free(d);
1421: free_pbucket(bucket);
1422: *rp = 0;
1423: return 0;
1424: }
1425: p = ps[index];
1426: if ( mod == -1 )
1427: CM(mul) = _mulsf(_invsf(HCM(p)),_chsgnsf(HCM(g)));
1428: else if ( mod ) {
1429: c1 = invm(HCM(p),mod); c2 = mod-HCM(g);
1430: DMAR(c1,c2,0,mod,c); CM(mul) = c;
1431: } else {
1432: igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);
1433: chsgnq(cg,&CQ(mul));
1434: nd_mul_c_q(d,(P)cred);
1435: mulq_pbucket(bucket,cred);
1436: g = bucket->body[hindex];
1437: gmag = (double)p_mag((P)HCQ(g));
1438: }
1439: red = ndv_mul_nm(mod,mul,p);
1440: bucket->body[hindex] = nd_remove_head(g);
1441: red = nd_remove_head(red);
1442: add_pbucket(mod,bucket,red);
1443: psugar = SG(p)+TD(DL(mul));
1444: sugar = MAX(sugar,psugar);
1445: if ( !mod && hmag && (gmag > hmag) ) {
1446: g = normalize_pbucket(mod,bucket);
1447: if ( !g ) {
1448: if ( d ) SG(d) = sugar;
1449: *rp = d;
1450: return 1;
1451: }
1452: nd_removecont2(d,g);
1453: hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
1454: add_pbucket(mod,bucket,g);
1455: }
1456: } else if ( !full ) {
1457: g = normalize_pbucket(mod,bucket);
1458: if ( g ) SG(g) = sugar;
1459: *rp = g;
1460: return 1;
1461: } else {
1462: m = BDY(g);
1463: if ( NEXT(m) ) {
1464: BDY(g) = NEXT(m); NEXT(m) = 0; LEN(g)--;
1465: } else {
1466: FREEND(g); g = 0;
1467: }
1468: bucket->body[hindex] = g;
1469: NEXT(m) = 0;
1470: if ( d ) {
1471: NEXT(tail)=m; tail=m; LEN(d)++;
1472: } else {
1473: MKND(n,m,1,d); tail = BDY(d);
1474: }
1475: }
1476: }
1.25 noro 1477: }
1.27 noro 1478:
1.61 noro 1479: /* input : list of NDV, cand : list of NDV */
1.28 noro 1480:
1.170 noro 1481: int ndv_check_membership(int m,NODE input,int obpe,int oadv,EPOS oepos,NODE cand)
1.28 noro 1482: {
1.157 noro 1483: int n,i,stat;
1484: ND nf,d;
1485: NDV r;
1486: NODE t,s;
1487: union oNDC dn;
1.168 noro 1488: Q q;
1489: LIST list;
1.45 noro 1490:
1.172 noro 1491: ndv_setup(m,0,cand,nd_gentrace?1:0,1);
1.157 noro 1492: n = length(cand);
1.28 noro 1493:
1.172 noro 1494: if ( nd_gentrace ) { nd_alltracelist = 0; nd_tracelist = 0; }
1.157 noro 1495: /* membercheck : list is a subset of Id(cand) ? */
1.168 noro 1496: for ( t = input, i = 0; t; t = NEXT(t), i++ ) {
1.45 noro 1497: again:
1.168 noro 1498: nd_tracelist = 0;
1.157 noro 1499: if ( nd_bpe > obpe )
1500: r = ndv_dup_realloc((NDV)BDY(t),obpe,oadv,oepos);
1501: else
1502: r = (NDV)BDY(t);
1.171 noro 1503: d = ndvtond(m,r);
1504: stat = nd_nf(m,0,d,nd_ps,0,0,&nf);
1.157 noro 1505: if ( !stat ) {
1506: nd_reconstruct(0,0);
1507: goto again;
1508: } else if ( nf ) return 0;
1.172 noro 1509: if ( nd_gentrace ) {
1.168 noro 1510: nd_tracelist = reverse_node(nd_tracelist);
1511: MKLIST(list,nd_tracelist);
1512: STOQ(i,q); s = mknode(2,q,list); MKLIST(list,s);
1513: MKNODE(s,list,nd_alltracelist);
1514: nd_alltracelist = s; nd_tracelist = 0;
1515: }
1.157 noro 1516: if ( DP_Print ) { printf("."); fflush(stdout); }
1517: }
1518: if ( DP_Print ) { printf("\n"); }
1519: return 1;
1.23 noro 1520: }
1.1 noro 1521:
1522: ND nd_remove_head(ND p)
1523: {
1.157 noro 1524: NM m;
1.1 noro 1525:
1.157 noro 1526: m = BDY(p);
1527: if ( !NEXT(m) ) {
1528: FREEND(p); p = 0;
1529: } else {
1530: BDY(p) = NEXT(m); LEN(p)--;
1531: }
1532: FREENM(m);
1533: return p;
1.1 noro 1534: }
1535:
1.69 noro 1536: ND nd_separate_head(ND p,ND *head)
1537: {
1.157 noro 1538: NM m,m0;
1539: ND r;
1.69 noro 1540:
1.157 noro 1541: m = BDY(p);
1542: if ( !NEXT(m) ) {
1543: *head = p; p = 0;
1544: } else {
1545: m0 = m;
1546: BDY(p) = NEXT(m); LEN(p)--;
1547: NEXT(m0) = 0;
1548: MKND(NV(p),m0,1,r);
1549: *head = r;
1550: }
1551: return p;
1.69 noro 1552: }
1553:
1.1 noro 1554: PGeoBucket create_pbucket()
1555: {
1556: PGeoBucket g;
1.157 noro 1557:
1558: g = CALLOC(1,sizeof(struct oPGeoBucket));
1559: g->m = -1;
1560: return g;
1.1 noro 1561: }
1562:
1.25 noro 1563: void free_pbucket(PGeoBucket b) {
1.157 noro 1564: int i;
1.25 noro 1565:
1.157 noro 1566: for ( i = 0; i <= b->m; i++ )
1567: if ( b->body[i] ) {
1568: nd_free(b->body[i]);
1569: b->body[i] = 0;
1570: }
1571: GC_free(b);
1.25 noro 1572: }
1573:
1.63 noro 1574: void add_pbucket_symbolic(PGeoBucket g,ND d)
1575: {
1.157 noro 1576: int l,i,k,m;
1.63 noro 1577:
1.157 noro 1578: if ( !d )
1579: return;
1580: l = LEN(d);
1581: for ( k = 0, m = 1; l > m; k++, m <<= 1 );
1582: /* 2^(k-1) < l <= 2^k (=m) */
1583: d = nd_merge(g->body[k],d);
1584: for ( ; d && LEN(d) > m; k++, m <<= 1 ) {
1585: g->body[k] = 0;
1586: d = nd_merge(g->body[k+1],d);
1587: }
1588: g->body[k] = d;
1589: g->m = MAX(g->m,k);
1.63 noro 1590: }
1591:
1.31 noro 1592: void add_pbucket(int mod,PGeoBucket g,ND d)
1.1 noro 1593: {
1.157 noro 1594: int l,i,k,m;
1.1 noro 1595:
1.157 noro 1596: if ( !d )
1597: return;
1598: l = LEN(d);
1599: for ( k = 0, m = 1; l > m; k++, m <<= 1 );
1600: /* 2^(k-1) < l <= 2^k (=m) */
1601: d = nd_add(mod,g->body[k],d);
1602: for ( ; d && LEN(d) > m; k++, m <<= 1 ) {
1603: g->body[k] = 0;
1604: d = nd_add(mod,g->body[k+1],d);
1605: }
1606: g->body[k] = d;
1607: g->m = MAX(g->m,k);
1.1 noro 1608: }
1609:
1.113 noro 1610: void mulq_pbucket(PGeoBucket g,Q c)
1.26 noro 1611: {
1.157 noro 1612: int k;
1.26 noro 1613:
1.157 noro 1614: for ( k = 0; k <= g->m; k++ )
1615: nd_mul_c_q(g->body[k],(P)c);
1.26 noro 1616: }
1617:
1.63 noro 1618: NM remove_head_pbucket_symbolic(PGeoBucket g)
1619: {
1.157 noro 1620: int j,i,k,c;
1621: NM head;
1622:
1623: k = g->m;
1624: j = -1;
1625: for ( i = 0; i <= k; i++ ) {
1626: if ( !g->body[i] ) continue;
1627: if ( j < 0 ) j = i;
1628: else {
1629: c = DL_COMPARE(HDL(g->body[i]),HDL(g->body[j]));
1630: if ( c > 0 )
1631: j = i;
1632: else if ( c == 0 )
1633: g->body[i] = nd_remove_head(g->body[i]);
1634: }
1635: }
1636: if ( j < 0 ) return 0;
1637: else {
1638: head = BDY(g->body[j]);
1639: if ( !NEXT(head) ) {
1640: FREEND(g->body[j]);
1641: g->body[j] = 0;
1642: } else {
1643: BDY(g->body[j]) = NEXT(head);
1644: LEN(g->body[j])--;
1645: }
1646: return head;
1647: }
1.63 noro 1648: }
1649:
1.19 noro 1650: int head_pbucket(int mod,PGeoBucket g)
1.1 noro 1651: {
1.157 noro 1652: int j,i,c,k,nv,sum;
1653: UINT *di,*dj;
1654: ND gi,gj;
1655:
1656: k = g->m;
1657: while ( 1 ) {
1658: j = -1;
1659: for ( i = 0; i <= k; i++ ) {
1660: if ( !(gi = g->body[i]) )
1661: continue;
1662: if ( j < 0 ) {
1663: j = i;
1664: gj = g->body[j];
1665: dj = HDL(gj);
1666: sum = HCM(gj);
1667: } else {
1668: c = DL_COMPARE(HDL(gi),dj);
1669: if ( c > 0 ) {
1670: if ( sum ) HCM(gj) = sum;
1671: else g->body[j] = nd_remove_head(gj);
1672: j = i;
1673: gj = g->body[j];
1674: dj = HDL(gj);
1675: sum = HCM(gj);
1676: } else if ( c == 0 ) {
1677: if ( mod == -1 )
1678: sum = _addsf(sum,HCM(gi));
1679: else {
1680: sum = sum+HCM(gi)-mod;
1681: if ( sum < 0 ) sum += mod;
1682: }
1683: g->body[i] = nd_remove_head(gi);
1684: }
1685: }
1686: }
1687: if ( j < 0 ) return -1;
1688: else if ( sum ) {
1689: HCM(gj) = sum;
1690: return j;
1691: } else
1692: g->body[j] = nd_remove_head(gj);
1693: }
1.26 noro 1694: }
1695:
1.113 noro 1696: int head_pbucket_q(PGeoBucket g)
1.26 noro 1697: {
1.157 noro 1698: int j,i,c,k,nv;
1699: Q sum,t;
1700: ND gi,gj;
1701:
1702: k = g->m;
1703: while ( 1 ) {
1704: j = -1;
1705: for ( i = 0; i <= k; i++ ) {
1706: if ( !(gi = g->body[i]) ) continue;
1707: if ( j < 0 ) {
1708: j = i;
1709: gj = g->body[j];
1710: sum = HCQ(gj);
1711: } else {
1712: nv = NV(gi);
1713: c = DL_COMPARE(HDL(gi),HDL(gj));
1714: if ( c > 0 ) {
1715: if ( sum ) HCQ(gj) = sum;
1716: else g->body[j] = nd_remove_head(gj);
1717: j = i;
1718: gj = g->body[j];
1719: sum = HCQ(gj);
1720: } else if ( c == 0 ) {
1721: addq(sum,HCQ(gi),&t);
1722: sum = t;
1723: g->body[i] = nd_remove_head(gi);
1724: }
1725: }
1726: }
1727: if ( j < 0 ) return -1;
1728: else if ( sum ) {
1729: HCQ(gj) = sum;
1730: return j;
1731: } else
1732: g->body[j] = nd_remove_head(gj);
1733: }
1.1 noro 1734: }
1735:
1.25 noro 1736: ND normalize_pbucket(int mod,PGeoBucket g)
1.1 noro 1737: {
1.157 noro 1738: int i;
1739: ND r,t;
1.1 noro 1740:
1.157 noro 1741: r = 0;
1742: for ( i = 0; i <= g->m; i++ ) {
1743: r = nd_add(mod,r,g->body[i]);
1744: g->body[i] = 0;
1745: }
1746: g->m = -1;
1747: return r;
1.1 noro 1748: }
1749:
1.150 noro 1750: #if 0
1751: void register_hcf(NDV p)
1752: {
1.157 noro 1753: DCP dc,t;
1754: P hc,h;
1755: int c;
1756: NODE l,l1,prev;
1757:
1758: hc = p->body->c.p;
1759: if ( !nd_vc || NUM(hc) ) return;
1760: fctrp(nd_vc,hc,&dc);
1761: for ( t = dc; t; t = NEXT(t) ) {
1762: h = t->c;
1763: if ( NUM(h) ) continue;
1764: for ( prev = 0, l = nd_hcf; l; prev = l, l = NEXT(l) ) {
1765: c = compp(nd_vc,h,(P)BDY(l));
1766: if ( c >= 0 ) break;
1767: }
1768: if ( !l || c > 0 ) {
1769: MKNODE(l1,h,l);
1770: if ( !prev )
1771: nd_hcf = l1;
1772: else
1773: NEXT(prev) = l1;
1774: }
1775: }
1.150 noro 1776: }
1777: #else
1778: void register_hcf(NDV p)
1779: {
1.157 noro 1780: DCP dc,t;
1781: P hc,h,q;
1782: Q dmy;
1783: int c;
1784: NODE l,l1,prev;
1785:
1786: hc = p->body->c.p;
1787: if ( NUM(hc) ) return;
1788: ptozp(hc,1,&dmy,&h);
1.150 noro 1789: #if 1
1.157 noro 1790: for ( l = nd_hcf; l; l = NEXT(l) ) {
1791: while ( 1 ) {
1792: if ( divtpz(nd_vc,h,(P)BDY(l),&q) ) h = q;
1793: else break;
1794: }
1795: }
1796: if ( NUM(h) ) return;
1.150 noro 1797: #endif
1.157 noro 1798: for ( prev = 0, l = nd_hcf; l; prev = l, l = NEXT(l) ) {
1799: c = compp(nd_vc,h,(P)BDY(l));
1800: if ( c >= 0 ) break;
1801: }
1802: if ( !l || c > 0 ) {
1803: MKNODE(l1,h,l);
1804: if ( !prev )
1805: nd_hcf = l1;
1806: else
1807: NEXT(prev) = l1;
1808: }
1.150 noro 1809: }
1810: #endif
1811:
1.122 noro 1812: int do_diagonalize(int sugar,int m)
1.92 noro 1813: {
1.157 noro 1814: int i,nh,stat;
1815: NODE r,g,t;
1816: ND h,nf,s,head;
1817: NDV nfv;
1818: Q q,num,den;
1.167 noro 1819: P nm,nmp,dn,mnp,dnp,cont,cont1;
1820: union oNDC hc;
1821: NODE node;
1822: LIST l;
1823: Q iq;
1.157 noro 1824:
1825: for ( i = nd_psn-1; i >= 0 && SG(nd_psh[i]) == sugar; i-- ) {
1.172 noro 1826: if ( nd_gentrace ) {
1.167 noro 1827: /* Trace = [1,index,1,1] */
1828: STOQ(i,iq); node = mknode(4,ONE,iq,ONE,ONE);
1829: MKLIST(l,node); MKNODE(nd_tracelist,l,0);
1830: }
1.157 noro 1831: if ( nd_demand )
1832: nfv = ndv_load(i);
1833: else
1834: nfv = nd_ps[i];
1835: s = ndvtond(m,nfv);
1836: s = nd_separate_head(s,&head);
1837: stat = nd_nf(m,head,s,nd_ps,1,0,&nf);
1838: if ( !stat ) return 0;
1839: ndv_free(nfv);
1.167 noro 1840: hc = HCU(nf); nd_removecont(m,nf);
1841: cont = ndc_div(m,hc,HCU(nf));
1.172 noro 1842: if ( nd_gentrace ) finalize_tracelist(i,cont);
1.157 noro 1843: nfv = ndtondv(m,nf);
1844: nd_free(nf);
1845: nd_bound[i] = ndv_compute_bound(nfv);
1846: if ( !m ) register_hcf(nfv);
1847: if ( nd_demand ) {
1848: ndv_save(nfv,i);
1849: ndv_free(nfv);
1850: } else
1851: nd_ps[i] = nfv;
1852: }
1853: return 1;
1.92 noro 1854: }
1855:
1.27 noro 1856: /* return value = 0 => input is not a GB */
1857:
1.168 noro 1858: NODE nd_gb(int m,int ishomo,int checkonly,int gensyz,int **indp)
1.1 noro 1859: {
1.157 noro 1860: int i,nh,sugar,stat;
1861: NODE r,g,t;
1862: ND_pairs d;
1863: ND_pairs l;
1864: ND h,nf,s,head,nf1;
1865: NDV nfv;
1866: Q q,num,den;
1.167 noro 1867: union oNDC dn,hc;
1.157 noro 1868: int diag_count = 0;
1.167 noro 1869: P cont;
1870: LIST list;
1.157 noro 1871:
1872: g = 0; d = 0;
1873: for ( i = 0; i < nd_psn; i++ ) {
1.168 noro 1874: d = update_pairs(d,g,i,gensyz);
1.157 noro 1875: g = update_base(g,i);
1876: }
1877: sugar = 0;
1878: while ( d ) {
1.1 noro 1879: again:
1.157 noro 1880: l = nd_minp(d,&d);
1881: if ( SG(l) != sugar ) {
1882: if ( ishomo ) {
1883: diag_count = 0;
1884: stat = do_diagonalize(sugar,m);
1885: if ( !stat ) {
1886: NEXT(l) = d; d = l;
1887: d = nd_reconstruct(0,d);
1888: goto again;
1889: }
1890: }
1891: sugar = SG(l);
1892: if ( DP_Print ) fprintf(asir_out,"%d",sugar);
1893: }
1894: stat = nd_sp(m,0,l,&h);
1895: if ( !stat ) {
1896: NEXT(l) = d; d = l;
1897: d = nd_reconstruct(0,d);
1898: goto again;
1899: }
1.41 noro 1900: #if USE_GEOBUCKET
1.172 noro 1901: stat = (m&&!nd_gentrace)?nd_nf_pbucket(m,h,nd_ps,!Top,&nf)
1.167 noro 1902: :nd_nf(m,0,h,nd_ps,!Top,0,&nf);
1.41 noro 1903: #else
1.157 noro 1904: stat = nd_nf(m,0,h,nd_ps,!Top,0,&nf);
1.41 noro 1905: #endif
1.157 noro 1906: if ( !stat ) {
1907: NEXT(l) = d; d = l;
1908: d = nd_reconstruct(0,d);
1909: goto again;
1910: } else if ( nf ) {
1.168 noro 1911: if ( checkonly || gensyz ) return 0;
1.157 noro 1912: if ( DP_Print ) { printf("+"); fflush(stdout); }
1.167 noro 1913: hc = HCU(nf);
1.157 noro 1914: nd_removecont(m,nf);
1915: if ( !m && nd_nalg ) {
1916: nd_monic(0,&nf);
1917: nd_removecont(m,nf);
1918: }
1.172 noro 1919: if ( nd_gentrace ) {
1.167 noro 1920: cont = ndc_div(m,hc,HCU(nf));
1921: if ( m || !UNIQ(cont) ) {
1922: t = mknode(4,0,0,0,cont);
1923: MKLIST(list,t); MKNODE(t,list,nd_tracelist);
1924: nd_tracelist = t;
1925: }
1926: }
1.157 noro 1927: nfv = ndtondv(m,nf); nd_free(nf);
1928: nh = ndv_newps(m,nfv,0);
1929: if ( !m && (ishomo && ++diag_count == diag_period) ) {
1930: diag_count = 0;
1931: stat = do_diagonalize(sugar,m);
1932: if ( !stat ) {
1933: NEXT(l) = d; d = l;
1934: d = nd_reconstruct(1,d);
1935: goto again;
1936: }
1937: }
1.168 noro 1938: d = update_pairs(d,g,nh,0);
1.157 noro 1939: g = update_base(g,nh);
1940: FREENDP(l);
1941: } else {
1.172 noro 1942: if ( nd_gentrace && gensyz ) {
1.168 noro 1943: nd_tracelist = reverse_node(nd_tracelist);
1944: MKLIST(list,nd_tracelist);
1945: STOQ(-1,q); t = mknode(2,q,list); MKLIST(list,t);
1946: MKNODE(t,list,nd_alltracelist);
1947: nd_alltracelist = t; nd_tracelist = 0;
1948: }
1.157 noro 1949: if ( DP_Print ) { printf("."); fflush(stdout); }
1950: FREENDP(l);
1951: }
1952: }
1.167 noro 1953: conv_ilist(nd_demand,0,g,indp);
1.157 noro 1954: if ( !checkonly && DP_Print ) { printf("nd_gb done.\n"); fflush(stdout); }
1955: return g;
1.1 noro 1956: }
1957:
1.122 noro 1958: int do_diagonalize_trace(int sugar,int m)
1.91 noro 1959: {
1.157 noro 1960: int i,nh,stat;
1961: NODE r,g,t;
1962: ND h,nf,nfq,s,head;
1963: NDV nfv,nfqv;
1964: Q q,den,num;
1.167 noro 1965: union oNDC hc;
1966: NODE node;
1967: LIST l;
1968: Q iq;
1969: P cont,cont1;
1.157 noro 1970:
1971: for ( i = nd_psn-1; i >= 0 && SG(nd_psh[i]) == sugar; i-- ) {
1.172 noro 1972: if ( nd_gentrace ) {
1.167 noro 1973: /* Trace = [1,index,1,1] */
1974: STOQ(i,iq); node = mknode(4,ONE,iq,ONE,ONE);
1975: MKLIST(l,node); MKNODE(nd_tracelist,l,0);
1976: }
1.157 noro 1977: /* for nd_ps */
1978: s = ndvtond(m,nd_ps[i]);
1979: s = nd_separate_head(s,&head);
1980: stat = nd_nf_pbucket(m,s,nd_ps,1,&nf);
1981: if ( !stat ) return 0;
1982: nf = nd_add(m,head,nf);
1983: ndv_free(nd_ps[i]);
1984: nd_ps[i] = ndtondv(m,nf);
1985: nd_free(nf);
1986:
1987: /* for nd_ps_trace */
1988: if ( nd_demand )
1989: nfv = ndv_load(i);
1990: else
1991: nfv = nd_ps_trace[i];
1992: s = ndvtond(0,nfv);
1993: s = nd_separate_head(s,&head);
1994: stat = nd_nf(0,head,s,nd_ps_trace,1,0,&nf);
1995: if ( !stat ) return 0;
1996: ndv_free(nfv);
1.167 noro 1997: hc = HCU(nf); nd_removecont(0,nf);
1998: cont = ndc_div(0,hc,HCU(nf));
1.172 noro 1999: if ( nd_gentrace ) finalize_tracelist(i,cont);
1.157 noro 2000: nfv = ndtondv(0,nf);
2001: nd_free(nf);
2002: nd_bound[i] = ndv_compute_bound(nfv);
2003: register_hcf(nfv);
2004: if ( nd_demand ) {
2005: ndv_save(nfv,i);
2006: ndv_free(nfv);
2007: } else
2008: nd_ps_trace[i] = nfv;
2009: }
2010: return 1;
1.91 noro 2011: }
2012:
1.118 noro 2013: static struct oEGT eg_invdalg;
2014: struct oEGT eg_le;
2015:
1.147 noro 2016: void nd_subst_vector(VL vl,P p,NODE subst,P *r)
2017: {
1.157 noro 2018: NODE tn;
2019: P p1;
1.147 noro 2020:
1.157 noro 2021: for ( tn = subst; tn; tn = NEXT(NEXT(tn)) ) {
2022: substp(vl,p,BDY(tn),BDY(NEXT(tn)),&p1); p = p1;
2023: }
2024: *r = p;
1.147 noro 2025: }
2026:
1.167 noro 2027: NODE nd_gb_trace(int m,int ishomo,int **indp)
1.20 noro 2028: {
1.157 noro 2029: int i,nh,sugar,stat;
2030: NODE r,g,t;
2031: ND_pairs d;
2032: ND_pairs l;
2033: ND h,nf,nfq,s,head;
2034: NDV nfv,nfqv;
2035: Q q,den,num;
2036: P hc;
1.167 noro 2037: union oNDC dn,hnfq;
1.157 noro 2038: struct oEGT eg_monic,egm0,egm1;
2039: int diag_count = 0;
1.167 noro 2040: P cont;
2041: LIST list;
1.157 noro 2042:
2043: init_eg(&eg_monic);
2044: init_eg(&eg_invdalg);
2045: init_eg(&eg_le);
2046: g = 0; d = 0;
2047: for ( i = 0; i < nd_psn; i++ ) {
1.168 noro 2048: d = update_pairs(d,g,i,0);
1.157 noro 2049: g = update_base(g,i);
2050: }
2051: sugar = 0;
2052: while ( d ) {
1.20 noro 2053: again:
1.157 noro 2054: l = nd_minp(d,&d);
2055: if ( SG(l) != sugar ) {
1.130 noro 2056: #if 1
1.157 noro 2057: if ( ishomo ) {
2058: if ( DP_Print > 2 ) fprintf(asir_out,"|");
2059: stat = do_diagonalize_trace(sugar,m);
2060: if ( DP_Print > 2 ) fprintf(asir_out,"|");
2061: diag_count = 0;
2062: if ( !stat ) {
2063: NEXT(l) = d; d = l;
2064: d = nd_reconstruct(1,d);
2065: goto again;
2066: }
2067: }
1.130 noro 2068: #endif
1.157 noro 2069: sugar = SG(l);
2070: if ( DP_Print ) fprintf(asir_out,"%d",sugar);
2071: }
2072: stat = nd_sp(m,0,l,&h);
2073: if ( !stat ) {
2074: NEXT(l) = d; d = l;
2075: d = nd_reconstruct(1,d);
2076: goto again;
2077: }
1.41 noro 2078: #if USE_GEOBUCKET
1.157 noro 2079: stat = nd_nf_pbucket(m,h,nd_ps,!Top,&nf);
1.41 noro 2080: #else
1.157 noro 2081: stat = nd_nf(m,0,h,nd_ps,!Top,0,&nf);
1.41 noro 2082: #endif
1.157 noro 2083: if ( !stat ) {
2084: NEXT(l) = d; d = l;
2085: d = nd_reconstruct(1,d);
2086: goto again;
2087: } else if ( nf ) {
2088: if ( nd_demand ) {
2089: nfqv = ndv_load(nd_psn);
2090: nfq = ndvtond(0,nfqv);
2091: } else
2092: nfq = 0;
2093: if ( !nfq ) {
2094: if ( !nd_sp(0,1,l,&h) || !nd_nf(0,0,h,nd_ps_trace,!Top,0,&nfq) ) {
2095: NEXT(l) = d; d = l;
2096: d = nd_reconstruct(1,d);
2097: goto again;
2098: }
2099: }
2100: if ( nfq ) {
2101: /* m|HC(nfq) => failure */
2102: if ( nd_vc ) {
2103: nd_subst_vector(nd_vc,HCP(nfq),nd_subst,&hc); q = (Q)hc;
2104: } else
2105: q = HCQ(nfq);
2106: if ( !rem(NM(q),m) ) return 0;
2107:
2108: if ( DP_Print ) { printf("+"); fflush(stdout); }
1.167 noro 2109: hnfq = HCU(nfq);
1.157 noro 2110: if ( nd_nalg ) {
2111: /* m|DN(HC(nf)^(-1)) => failure */
2112: get_eg(&egm0);
2113: if ( !nd_monic(m,&nfq) ) return 0;
2114: get_eg(&egm1); add_eg(&eg_monic,&egm0,&egm1);
2115: nd_removecont(0,nfq); nfqv = ndtondv(0,nfq); nd_free(nfq);
2116: nfv = ndv_dup(0,nfqv); ndv_mod(m,nfv); nd_free(nf);
2117: } else {
2118: nd_removecont(0,nfq); nfqv = ndtondv(0,nfq); nd_free(nfq);
2119: nd_removecont(m,nf); nfv = ndtondv(m,nf); nd_free(nf);
2120: }
1.172 noro 2121: if ( nd_gentrace ) {
1.167 noro 2122: cont = ndc_div(0,hnfq,HCU(nfqv));
2123: if ( !UNIQ(cont) ) {
2124: t = mknode(4,0,0,0,cont);
2125: MKLIST(list,t); MKNODE(t,list,nd_tracelist);
2126: nd_tracelist = t;
2127: }
2128: }
1.157 noro 2129: nh = ndv_newps(0,nfv,nfqv);
2130: if ( ishomo && ++diag_count == diag_period ) {
2131: diag_count = 0;
2132: if ( DP_Print > 2 ) fprintf(asir_out,"|");
2133: stat = do_diagonalize_trace(sugar,m);
2134: if ( DP_Print > 2 ) fprintf(asir_out,"|");
2135: if ( !stat ) {
2136: NEXT(l) = d; d = l;
2137: d = nd_reconstruct(1,d);
2138: goto again;
2139: }
2140: }
1.168 noro 2141: d = update_pairs(d,g,nh,0);
1.157 noro 2142: g = update_base(g,nh);
2143: } else {
2144: if ( DP_Print ) { printf("*"); fflush(stdout); }
2145: }
2146: } else {
2147: if ( DP_Print ) { printf("."); fflush(stdout); }
2148: }
2149: FREENDP(l);
2150: }
2151: if ( nd_nalg ) {
2152: print_eg("monic",&eg_monic);
2153: print_eg("invdalg",&eg_invdalg);
2154: print_eg("le",&eg_le);
2155: }
1.167 noro 2156: conv_ilist(nd_demand,1,g,indp);
1.157 noro 2157: if ( DP_Print ) { printf("nd_gb_trace done.\n"); fflush(stdout); }
2158: return g;
1.20 noro 2159: }
2160:
1.23 noro 2161: int ndv_compare(NDV *p1,NDV *p2)
2162: {
1.157 noro 2163: return DL_COMPARE(HDL(*p1),HDL(*p2));
1.23 noro 2164: }
2165:
2166: int ndv_compare_rev(NDV *p1,NDV *p2)
2167: {
1.157 noro 2168: return -DL_COMPARE(HDL(*p1),HDL(*p2));
1.23 noro 2169: }
2170:
1.167 noro 2171: int ndvi_compare(NDVI p1,NDVI p2)
2172: {
2173: return DL_COMPARE(HDL(p1->p),HDL(p2->p));
2174: }
2175:
2176: int ndvi_compare_rev(NDVI p1,NDVI p2)
2177: {
2178: return -DL_COMPARE(HDL(p1->p),HDL(p2->p));
2179: }
2180:
1.61 noro 2181: NODE ndv_reduceall(int m,NODE f)
1.23 noro 2182: {
1.167 noro 2183: int i,j,n,stat;
1.157 noro 2184: ND nf,g,head;
2185: NODE t,a0,a;
2186: union oNDC dn;
2187: Q q,num,den;
1.167 noro 2188: NODE node;
2189: LIST l;
2190: Q iq,jq;
2191: int *perm;
2192: union oNDC hc;
2193: P cont,cont1;
1.23 noro 2194:
1.173 ! noro 2195: if ( nd_nora ) return f;
1.157 noro 2196: n = length(f);
2197: ndv_setup(m,0,f,0,1);
1.167 noro 2198: perm = (int *)MALLOC(n*sizeof(int));
1.172 noro 2199: if ( nd_gentrace ) {
1.167 noro 2200: for ( t = nd_tracelist, i = 0; i < n; i++, t = NEXT(t) )
2201: perm[i] = QTOS((Q)ARG1(BDY((LIST)BDY(t))));
2202: }
1.157 noro 2203: for ( i = 0; i < n; ) {
1.172 noro 2204: if ( nd_gentrace ) {
1.167 noro 2205: /* Trace = [1,index,1,1] */
2206: STOQ(i,iq); node = mknode(4,ONE,iq,ONE,ONE);
2207: MKLIST(l,node); MKNODE(nd_tracelist,l,0);
2208: }
1.157 noro 2209: g = ndvtond(m,nd_ps[i]);
2210: g = nd_separate_head(g,&head);
2211: stat = nd_nf(m,head,g,nd_ps,1,0,&nf);
2212: if ( !stat )
2213: nd_reconstruct(0,0);
2214: else {
2215: if ( DP_Print ) { printf("."); fflush(stdout); }
2216: ndv_free(nd_ps[i]);
1.167 noro 2217: hc = HCU(nf); nd_removecont(m,nf);
1.172 noro 2218: if ( nd_gentrace ) {
1.167 noro 2219: for ( t = nd_tracelist; t; t = NEXT(t) ) {
2220: jq = ARG1(BDY((LIST)BDY(t))); j = QTOS(jq);
2221: STOQ(perm[j],jq); ARG1(BDY((LIST)BDY(t))) = jq;
2222: }
2223: cont = ndc_div(m,hc,HCU(nf));
2224: finalize_tracelist(perm[i],cont);
2225: }
1.157 noro 2226: nd_ps[i] = ndtondv(m,nf); nd_free(nf);
2227: nd_bound[i] = ndv_compute_bound(nd_ps[i]);
2228: i++;
2229: }
2230: }
2231: if ( DP_Print ) { printf("\n"); }
2232: for ( a0 = 0, i = 0; i < n; i++ ) {
2233: NEXTNODE(a0,a);
1.172 noro 2234: if ( !nd_gentrace ) BDY(a) = (pointer)nd_ps[i];
1.167 noro 2235: else {
2236: for ( j = 0; j < n; j++ ) if ( perm[j] == i ) break;
2237: BDY(a) = (pointer)nd_ps[j];
2238: }
1.157 noro 2239: }
2240: NEXT(a) = 0;
2241: return a0;
1.23 noro 2242: }
2243:
1.168 noro 2244: ND_pairs update_pairs( ND_pairs d, NODE /* of index */ g, int t, int gensyz)
1.1 noro 2245: {
1.157 noro 2246: ND_pairs d1,nd,cur,head,prev,remove;
1.1 noro 2247:
1.157 noro 2248: if ( !g ) return d;
1.168 noro 2249: /* for testing */
1.172 noro 2250: if ( gensyz && nd_gensyz == 2 ) {
1.168 noro 2251: d1 = nd_newpairs(g,t);
2252: if ( !d )
2253: return d1;
2254: else {
2255: nd = d;
2256: while ( NEXT(nd) ) nd = NEXT(nd);
2257: NEXT(nd) = d1;
2258: return d;
2259: }
2260: }
1.157 noro 2261: d = crit_B(d,t);
2262: d1 = nd_newpairs(g,t);
2263: d1 = crit_M(d1);
2264: d1 = crit_F(d1);
1.168 noro 2265: if ( gensyz || do_weyl )
1.157 noro 2266: head = d1;
2267: else {
2268: prev = 0; cur = head = d1;
2269: while ( cur ) {
2270: if ( crit_2( cur->i1,cur->i2 ) ) {
2271: remove = cur;
2272: if ( !prev ) head = cur = NEXT(cur);
2273: else cur = NEXT(prev) = NEXT(cur);
2274: FREENDP(remove);
2275: } else {
2276: prev = cur; cur = NEXT(cur);
2277: }
2278: }
2279: }
2280: if ( !d )
2281: return head;
2282: else {
2283: nd = d;
2284: while ( NEXT(nd) ) nd = NEXT(nd);
2285: NEXT(nd) = head;
2286: return d;
2287: }
1.1 noro 2288: }
2289:
1.157 noro 2290:
1.1 noro 2291: ND_pairs nd_newpairs( NODE g, int t )
2292: {
1.157 noro 2293: NODE h;
2294: UINT *dl;
2295: int ts,s;
2296: ND_pairs r,r0;
2297:
2298: dl = DL(nd_psh[t]);
2299: ts = SG(nd_psh[t]) - TD(dl);
2300: for ( r0 = 0, h = g; h; h = NEXT(h) ) {
1.159 noro 2301: if ( nd_module && (MPOS(DL(nd_psh[(long)BDY(h)])) != MPOS(dl)) )
1.157 noro 2302: continue;
2303: NEXTND_pairs(r0,r);
1.159 noro 2304: r->i1 = (long)BDY(h);
1.157 noro 2305: r->i2 = t;
2306: ndl_lcm(DL(nd_psh[r->i1]),dl,r->lcm);
2307: s = SG(nd_psh[r->i1])-TD(DL(nd_psh[r->i1]));
2308: SG(r) = MAX(s,ts) + TD(LCM(r));
2309: }
2310: if ( r0 ) NEXT(r) = 0;
2311: return r0;
1.1 noro 2312: }
2313:
1.157 noro 2314: /* kokokara */
2315:
1.1 noro 2316: ND_pairs crit_B( ND_pairs d, int s )
2317: {
1.157 noro 2318: ND_pairs cur,head,prev,remove;
2319: UINT *t,*tl,*lcm;
2320: int td,tdl;
2321:
2322: if ( !d ) return 0;
2323: t = DL(nd_psh[s]);
2324: prev = 0;
2325: head = cur = d;
2326: lcm = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
2327: while ( cur ) {
2328: tl = cur->lcm;
1.163 noro 2329: if ( ndl_reducible(tl,t) ) {
2330: ndl_lcm(DL(nd_psh[cur->i1]),t,lcm);
1.167 noro 2331: if ( !ndl_equal(lcm,tl) ) {
2332: ndl_lcm(DL(nd_psh[cur->i2]),t,lcm);
2333: if (!ndl_equal(lcm,tl)) {
2334: remove = cur;
2335: if ( !prev ) {
2336: head = cur = NEXT(cur);
2337: } else {
2338: cur = NEXT(prev) = NEXT(cur);
2339: }
2340: FREENDP(remove);
2341: } else {
2342: prev = cur; cur = NEXT(cur);
2343: }
2344: } else {
2345: prev = cur; cur = NEXT(cur);
2346: }
1.157 noro 2347: } else {
2348: prev = cur; cur = NEXT(cur);
2349: }
2350: }
2351: return head;
1.1 noro 2352: }
2353:
2354: ND_pairs crit_M( ND_pairs d1 )
2355: {
1.157 noro 2356: ND_pairs e,d2,d3,dd,p;
2357: UINT *id,*jd;
1.1 noro 2358:
1.157 noro 2359: if ( !d1 ) return d1;
2360: for ( dd = 0, e = d1; e; e = d3 ) {
2361: if ( !(d2 = NEXT(e)) ) {
2362: NEXT(e) = dd;
2363: return e;
2364: }
2365: id = LCM(e);
2366: for ( d3 = 0; d2; d2 = p ) {
2367: p = NEXT(d2);
2368: jd = LCM(d2);
2369: if ( ndl_equal(jd,id) )
2370: ;
2371: else if ( TD(jd) > TD(id) )
2372: if ( ndl_reducible(jd,id) ) continue;
2373: else ;
2374: else if ( ndl_reducible(id,jd) ) goto delit;
2375: NEXT(d2) = d3;
2376: d3 = d2;
2377: }
2378: NEXT(e) = dd;
2379: dd = e;
2380: continue;
2381: /**/
2382: delit: NEXT(d2) = d3;
2383: d3 = d2;
2384: for ( ; p; p = d2 ) {
2385: d2 = NEXT(p);
2386: NEXT(p) = d3;
2387: d3 = p;
2388: }
2389: FREENDP(e);
2390: }
2391: return dd;
1.1 noro 2392: }
2393:
2394: ND_pairs crit_F( ND_pairs d1 )
2395: {
1.157 noro 2396: ND_pairs rest, head,remove;
2397: ND_pairs last, p, r, w;
2398: int s;
2399:
2400: if ( !d1 ) return d1;
2401: for ( head = last = 0, p = d1; NEXT(p); ) {
2402: r = w = equivalent_pairs(p,&rest);
2403: s = SG(r);
2404: w = NEXT(w);
2405: while ( w ) {
2406: if ( crit_2(w->i1,w->i2) ) {
2407: r = w;
2408: w = NEXT(w);
2409: while ( w ) {
2410: remove = w;
2411: w = NEXT(w);
2412: FREENDP(remove);
2413: }
2414: break;
2415: } else if ( SG(w) < s ) {
2416: FREENDP(r);
2417: r = w;
2418: s = SG(r);
2419: w = NEXT(w);
2420: } else {
2421: remove = w;
2422: w = NEXT(w);
2423: FREENDP(remove);
2424: }
2425: }
2426: if ( last ) NEXT(last) = r;
2427: else head = r;
2428: NEXT(last = r) = 0;
2429: p = rest;
2430: if ( !p ) return head;
2431: }
2432: if ( !last ) return p;
2433: NEXT(last) = p;
2434: return head;
1.1 noro 2435: }
2436:
2437: int crit_2( int dp1, int dp2 )
2438: {
1.157 noro 2439: return ndl_disjoint(DL(nd_psh[dp1]),DL(nd_psh[dp2]));
1.1 noro 2440: }
2441:
1.40 noro 2442: ND_pairs equivalent_pairs( ND_pairs d1, ND_pairs *prest )
1.1 noro 2443: {
1.157 noro 2444: ND_pairs w,p,r,s;
2445: UINT *d;
1.1 noro 2446:
1.157 noro 2447: w = d1;
2448: d = LCM(w);
2449: s = NEXT(w);
2450: NEXT(w) = 0;
2451: for ( r = 0; s; s = p ) {
2452: p = NEXT(s);
2453: if ( ndl_equal(d,LCM(s)) ) {
2454: NEXT(s) = w; w = s;
2455: } else {
2456: NEXT(s) = r; r = s;
2457: }
2458: }
2459: *prest = r;
2460: return w;
1.1 noro 2461: }
2462:
2463: NODE update_base(NODE nd,int ndp)
2464: {
1.157 noro 2465: UINT *dl, *dln;
2466: NODE last, p, head;
1.1 noro 2467:
1.157 noro 2468: dl = DL(nd_psh[ndp]);
2469: for ( head = last = 0, p = nd; p; ) {
1.159 noro 2470: dln = DL(nd_psh[(long)BDY(p)]);
1.157 noro 2471: if ( ndl_reducible( dln, dl ) ) {
2472: p = NEXT(p);
2473: if ( last ) NEXT(last) = p;
2474: } else {
2475: if ( !last ) head = p;
2476: p = NEXT(last = p);
2477: }
2478: }
2479: head = append_one(head,ndp);
2480: return head;
1.1 noro 2481: }
2482:
2483: ND_pairs nd_minp( ND_pairs d, ND_pairs *prest )
2484: {
1.157 noro 2485: ND_pairs m,ml,p,l;
2486: UINT *lcm;
2487: int s,td,len,tlen,c,c1;
2488:
2489: if ( !(p = NEXT(m = d)) ) {
2490: *prest = p;
2491: NEXT(m) = 0;
2492: return m;
2493: }
2494: s = SG(m);
2495: if ( !NoSugar ) {
2496: for ( ml = 0, l = m; p; p = NEXT(l = p) )
2497: if ( (SG(p) < s)
2498: || ((SG(p) == s) && (DL_COMPARE(LCM(p),LCM(m)) < 0)) ) {
2499: ml = l; m = p; s = SG(m);
2500: }
2501: } else {
2502: for ( ml = 0, l = m; p; p = NEXT(l = p) )
2503: if ( DL_COMPARE(LCM(p),LCM(m)) < 0 ) {
2504: ml = l; m = p; s = SG(m);
2505: }
2506: }
2507: if ( !ml ) *prest = NEXT(m);
2508: else {
2509: NEXT(ml) = NEXT(m);
2510: *prest = d;
2511: }
2512: NEXT(m) = 0;
2513: return m;
1.1 noro 2514: }
2515:
1.63 noro 2516: ND_pairs nd_minsugarp( ND_pairs d, ND_pairs *prest )
2517: {
1.157 noro 2518: int msugar,i;
2519: ND_pairs t,dm0,dm,dr0,dr;
1.63 noro 2520:
1.157 noro 2521: for ( msugar = SG(d), t = NEXT(d); t; t = NEXT(t) )
2522: if ( SG(t) < msugar ) msugar = SG(t);
2523: dm0 = 0; dr0 = 0;
2524: for ( i = 0, t = d; t; t = NEXT(t) )
2525: if ( i < nd_f4_nsp && SG(t) == msugar ) {
2526: if ( dm0 ) NEXT(dm) = t;
2527: else dm0 = t;
2528: dm = t;
2529: i++;
2530: } else {
2531: if ( dr0 ) NEXT(dr) = t;
2532: else dr0 = t;
2533: dr = t;
2534: }
2535: NEXT(dm) = 0;
2536: if ( dr0 ) NEXT(dr) = 0;
2537: *prest = dr0;
2538: return dm0;
1.63 noro 2539: }
2540:
1.77 noro 2541: int ndv_newps(int m,NDV a,NDV aq)
1.1 noro 2542: {
1.157 noro 2543: int len;
2544: RHist r;
2545: NDV b;
1.167 noro 2546: NODE tn;
2547: LIST l;
2548: Q iq;
1.157 noro 2549:
2550: if ( nd_psn == nd_pslen ) {
2551: nd_pslen *= 2;
2552: nd_ps = (NDV *)REALLOC((char *)nd_ps,nd_pslen*sizeof(NDV));
2553: nd_ps_trace = (NDV *)REALLOC((char *)nd_ps_trace,nd_pslen*sizeof(NDV));
2554: nd_psh = (RHist *)REALLOC((char *)nd_psh,nd_pslen*sizeof(RHist));
2555: nd_bound = (UINT **)
2556: REALLOC((char *)nd_bound,nd_pslen*sizeof(UINT *));
2557: }
2558: NEWRHist(r); nd_psh[nd_psn] = r;
2559: nd_ps[nd_psn] = a;
2560: if ( aq ) {
2561: nd_ps_trace[nd_psn] = aq;
2562: register_hcf(aq);
2563: nd_bound[nd_psn] = ndv_compute_bound(aq);
2564: SG(r) = SG(aq); ndl_copy(HDL(aq),DL(r));
2565: } else {
2566: if ( !m ) register_hcf(a);
2567: nd_bound[nd_psn] = ndv_compute_bound(a);
2568: SG(r) = SG(a); ndl_copy(HDL(a),DL(r));
2569: }
2570: if ( nd_demand ) {
2571: if ( aq ) {
2572: ndv_save(nd_ps_trace[nd_psn],nd_psn);
2573: nd_ps_trace[nd_psn] = 0;
2574: } else {
2575: ndv_save(nd_ps[nd_psn],nd_psn);
2576: nd_ps[nd_psn] = 0;
2577: }
2578: }
1.172 noro 2579: if ( nd_gentrace ) {
1.167 noro 2580: /* reverse the tracelist and append it to alltracelist */
2581: nd_tracelist = reverse_node(nd_tracelist); MKLIST(l,nd_tracelist);
2582: STOQ(nd_psn,iq); tn = mknode(2,iq,l); MKLIST(l,tn);
2583: MKNODE(tn,l,nd_alltracelist); nd_alltracelist = tn; nd_tracelist = 0;
2584: }
1.157 noro 2585: return nd_psn++;
1.1 noro 2586: }
2587:
1.167 noro 2588: /* nd_tracelist = [[0,index,div],...,[nd_psn-1,index,div]] */
2589:
1.151 noro 2590: void ndv_setup(int mod,int trace,NODE f,int dont_sort,int dont_removecont)
1.1 noro 2591: {
1.157 noro 2592: int i,j,td,len,max;
1.167 noro 2593: NODE s,s0,f0,tn;
1.157 noro 2594: UINT *d;
2595: RHist r;
1.167 noro 2596: NDVI w;
1.157 noro 2597: NDV a,am;
1.167 noro 2598: union oNDC hc;
2599: NODE node;
2600: P hcp;
2601: Q iq,jq,hcq;
2602: LIST l;
1.157 noro 2603:
2604: nd_found = 0; nd_notfirst = 0; nd_create = 0;
1.167 noro 2605: /* initialize the tracelist */
2606: nd_tracelist = 0;
1.157 noro 2607:
2608: for ( nd_psn = 0, s = f; s; s = NEXT(s) ) if ( BDY(s) ) nd_psn++;
1.167 noro 2609: w = (NDVI)ALLOCA(nd_psn*sizeof(struct oNDVI));
2610: for ( i = j = 0, s = f; s; s = NEXT(s), j++ )
2611: if ( BDY(s) ) { w[i].p = BDY(s); w[i].i = j; i++; }
1.157 noro 2612: if ( !dont_sort ) {
2613: /* XXX heuristic */
2614: if ( !nd_ord->id && (nd_ord->ord.simple<2) )
1.167 noro 2615: qsort(w,nd_psn,sizeof(struct oNDVI),
2616: (int (*)(const void *,const void *))ndvi_compare_rev);
1.157 noro 2617: else
1.167 noro 2618: qsort(w,nd_psn,sizeof(struct oNDVI),
2619: (int (*)(const void *,const void *))ndvi_compare);
1.157 noro 2620: }
2621: nd_pslen = 2*nd_psn;
2622: nd_ps = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
2623: nd_ps_trace = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
2624: nd_psh = (RHist *)MALLOC(nd_pslen*sizeof(RHist));
2625: nd_bound = (UINT **)MALLOC(nd_pslen*sizeof(UINT *));
2626: nd_hcf = 0;
2627:
2628: if ( trace && nd_vc )
2629: makesubst(nd_vc,&nd_subst);
2630: else
2631: nd_subst = 0;
2632:
2633: if ( !nd_red )
2634: nd_red = (RHist *)MALLOC(REDTAB_LEN*sizeof(RHist));
2635: for ( i = 0; i < REDTAB_LEN; i++ ) nd_red[i] = 0;
2636: for ( i = 0; i < nd_psn; i++ ) {
1.167 noro 2637: hc = HCU(w[i].p);
1.157 noro 2638: if ( trace ) {
1.167 noro 2639: a = nd_ps_trace[i] = ndv_dup(0,w[i].p);
1.157 noro 2640: if ( !dont_removecont) ndv_removecont(0,a);
2641: register_hcf(a);
2642: am = nd_ps[i] = ndv_dup(mod,a);
2643: ndv_mod(mod,am);
2644: ndv_removecont(mod,am);
2645: } else {
1.167 noro 2646: a = nd_ps[i] = ndv_dup(mod,w[i].p);
1.157 noro 2647: if ( mod || !dont_removecont ) ndv_removecont(mod,a);
2648: if ( !mod ) register_hcf(a);
2649: }
1.172 noro 2650: if ( nd_gentrace ) {
1.167 noro 2651: STOQ(i,iq); STOQ(w[i].i,jq); node = mknode(3,iq,jq,ONE);
1.168 noro 2652: if ( !dont_removecont )
2653: ARG2(node) = (pointer)ndc_div(trace?0:mod,hc,HCU(a));
1.167 noro 2654: MKLIST(l,node); NEXTNODE(nd_tracelist,tn); BDY(tn) = l;
2655: }
1.157 noro 2656: NEWRHist(r); SG(r) = HTD(a); ndl_copy(HDL(a),DL(r));
2657: nd_bound[i] = ndv_compute_bound(a);
2658: nd_psh[i] = r;
2659: if ( nd_demand ) {
2660: if ( trace ) {
2661: ndv_save(nd_ps_trace[i],i);
2662: nd_ps_trace[i] = 0;
2663: } else {
2664: ndv_save(nd_ps[i],i);
2665: nd_ps[i] = 0;
2666: }
2667: }
2668: }
1.172 noro 2669: if ( nd_gentrace && nd_tracelist ) NEXT(tn) = 0;
1.20 noro 2670: }
2671:
1.119 noro 2672: struct order_spec *append_block(struct order_spec *spec,
2673: int nv,int nalg,int ord);
2674:
1.121 noro 2675: extern VECT current_dl_weight_vector_obj;
2676: static VECT prev_weight_vector_obj;
2677:
1.120 noro 2678: void preprocess_algcoef(VL vv,VL av,struct order_spec *ord,LIST f,
1.157 noro 2679: struct order_spec **ord1p,LIST *f1p,NODE *alistp)
1.120 noro 2680: {
1.157 noro 2681: NODE alist,t,s,r0,r,arg;
2682: VL tv;
2683: P poly;
2684: DP d;
2685: Alg alpha,dp;
2686: DAlg inv,da,hc;
2687: MP m;
2688: int i,nvar,nalg,n;
2689: NumberField nf;
2690: LIST f1,f2;
2691: struct order_spec *current_spec;
2692: VECT obj,obj0;
2693: Obj tmp;
2694:
2695: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++);
2696: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++);
2697:
2698: for ( alist = 0, tv = av; tv; tv = NEXT(tv) ) {
2699: NEXTNODE(alist,t); MKV(tv->v,poly);
2700: MKAlg(poly,alpha); BDY(t) = (pointer)alpha;
2701: tv->v = tv->v->priv;
2702: }
2703: NEXT(t) = 0;
2704:
1.167 noro 2705: /* simplification, making polynomials monic */
1.157 noro 2706: setfield_dalg(alist);
2707: obj_algtodalg(f,&f1);
2708: for ( t = BDY(f); t; t = NEXT(t) ) {
2709: initd(ord); ptod(vv,vv,(P)BDY(t),&d);
2710: hc = (DAlg)BDY(d)->c;
2711: if ( NID(hc) == N_DA ) {
2712: invdalg(hc,&inv);
2713: for ( m = BDY(d); m; m = NEXT(m) ) {
2714: muldalg(inv,(DAlg)m->c,&da); m->c = (P)da;
2715: }
2716: }
2717: initd(ord); dtop(vv,vv,d,&poly); BDY(f) = (pointer)poly;
2718: }
2719: obj_dalgtoalg(f1,&f);
2720:
2721: /* append alg vars to the var list */
2722: for ( tv = vv; NEXT(tv); tv = NEXT(tv) );
2723: NEXT(tv) = av;
2724:
2725: /* append a block to ord */
2726: *ord1p = append_block(ord,nvar,nalg,2);
2727:
2728: /* create generator list */
2729: nf = get_numberfield();
2730: for ( i = nalg-1, t = BDY(f); i >= 0; i-- ) {
2731: MKAlg(nf->defpoly[i],dp);
2732: MKNODE(s,dp,t); t = s;
2733: }
2734: MKLIST(f1,t);
2735: *alistp = alist;
2736: algobjtorat(f1,f1p);
2737:
2738: /* creating a new weight vector */
2739: prev_weight_vector_obj = obj0 = current_dl_weight_vector_obj;
2740: n = nvar+nalg+1;
2741: MKVECT(obj,n);
2742: if ( obj0 && obj0->len == nvar )
2743: for ( i = 0; i < nvar; i++ ) BDY(obj)[i] = BDY(obj0)[i];
2744: else
2745: for ( i = 0; i < nvar; i++ ) BDY(obj)[i] = (pointer)ONE;
2746: for ( i = 0; i < nalg; i++ ) BDY(obj)[i+nvar] = 0;
2747: BDY(obj)[n-1] = (pointer)ONE;
2748: arg = mknode(1,obj);
2749: Pdp_set_weight(arg,&tmp);
1.121 noro 2750: }
2751:
2752: NODE postprocess_algcoef(VL av,NODE alist,NODE r)
2753: {
1.157 noro 2754: NODE s,t,u0,u;
2755: P p;
2756: VL tv;
2757: Obj obj,tmp;
2758: NODE arg;
2759:
2760: u0 = 0;
2761: for ( t = r; t; t = NEXT(t) ) {
2762: p = (P)BDY(t);
2763: for ( tv = av, s = alist; tv; tv = NEXT(tv), s = NEXT(s) ) {
2764: substr(CO,0,(Obj)p,tv->v,(Obj)BDY(s),&obj); p = (P)obj;
2765: }
2766: if ( OID(p) == O_P || (OID(p) == O_N && NID((Num)p) != N_A) ) {
2767: NEXTNODE(u0,u);
2768: BDY(u) = (pointer)p;
2769: }
2770: }
2771: arg = mknode(1,prev_weight_vector_obj);
2772: Pdp_set_weight(arg,&tmp);
1.121 noro 2773:
1.157 noro 2774: return u0;
1.120 noro 2775: }
2776:
1.63 noro 2777: void nd_gr(LIST f,LIST v,int m,int f4,struct order_spec *ord,LIST *rp)
1.1 noro 2778: {
1.157 noro 2779: VL tv,fv,vv,vc,av;
2780: NODE fd,fd0,r,r0,t,x,s,xx,alist;
2781: int e,max,nvar,i;
2782: NDV b;
2783: int ishomo,nalg,mrank,trank;
2784: Alg alpha,dp;
2785: P p,zp;
2786: Q dmy;
2787: LIST f1,f2,zpl;
2788: Obj obj;
2789: NumberField nf;
2790: struct order_spec *ord1;
1.170 noro 2791: NODE tr,tl1,tl2,tl3,tl4;
2792: LIST l1,l2,l3,l4,l5;
1.167 noro 2793: int j;
2794: Q jq;
2795: int *perm;
1.170 noro 2796: EPOS oepos;
2797: int obpe,oadv,ompos;
1.1 noro 2798:
1.172 noro 2799: nd_module;
1.157 noro 2800: if ( !m && Demand ) nd_demand = 1;
2801: else nd_demand = 0;
1.172 noro 2802: parse_nd_option(current_option);
1.78 noro 2803:
1.157 noro 2804: if ( DP_Multiple )
2805: nd_scale = ((double)DP_Multiple)/(double)(Denominator?Denominator:1);
1.103 noro 2806: #if 0
1.157 noro 2807: ndv_alloc = 0;
1.103 noro 2808: #endif
1.157 noro 2809: get_vars((Obj)f,&fv); pltovl(v,&vv); vlminus(fv,vv,&nd_vc);
2810: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
2811: switch ( ord->id ) {
2812: case 1:
2813: if ( ord->nv != nvar )
2814: error("nd_{gr,f4} : invalid order specification");
2815: break;
2816: default:
2817: break;
2818: }
2819: nd_nalg = 0;
2820: av = 0;
2821: if ( !m ) {
2822: get_algtree((Obj)f,&av);
2823: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++ );
2824: nd_ntrans = nvar;
2825: nd_nalg = nalg;
2826: /* #i -> t#i */
2827: if ( nalg ) {
2828: preprocess_algcoef(vv,av,ord,f,&ord1,&f1,&alist);
2829: ord = ord1;
2830: f = f1;
2831: }
2832: nvar += nalg;
2833: }
2834: nd_init_ord(ord);
2835: mrank = 0;
2836: for ( t = BDY(f), max = 0; t; t = NEXT(t) )
2837: for ( tv = vv; tv; tv = NEXT(tv) ) {
2838: if ( nd_module ) {
2839: s = BDY((LIST)BDY(t));
2840: trank = length(s);
2841: mrank = MAX(mrank,trank);
2842: for ( ; s; s = NEXT(s) ) {
2843: e = getdeg(tv->v,(P)BDY(s));
2844: max = MAX(e,max);
2845: }
2846: } else {
2847: e = getdeg(tv->v,(P)BDY(t));
2848: max = MAX(e,max);
2849: }
2850: }
2851: nd_setup_parameters(nvar,max);
1.170 noro 2852: obpe = nd_bpe; oadv = nmv_adv; oepos = nd_epos; ompos = nd_mpos;
1.157 noro 2853: ishomo = 1;
2854: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
1.167 noro 2855: if ( nd_module ) {
1.172 noro 2856: if ( !m && !nd_gentrace ) pltozpl((LIST)BDY(t),&dmy,&zpl);
1.167 noro 2857: else zpl = (LIST)BDY(t);
1.157 noro 2858: b = (pointer)pltondv(CO,vv,zpl);
2859: } else {
1.172 noro 2860: if ( !m && !nd_gentrace ) ptozp((P)BDY(t),1,&dmy,&zp);
1.167 noro 2861: else zp = (P)BDY(t);
1.157 noro 2862: b = (pointer)ptondv(CO,vv,zp);
1.167 noro 2863: }
1.157 noro 2864: if ( ishomo )
2865: ishomo = ishomo && ndv_ishomo(b);
2866: if ( m ) ndv_mod(m,b);
2867: if ( b ) { NEXTNODE(fd0,fd); BDY(fd) = (pointer)b; }
2868: }
2869: if ( fd0 ) NEXT(fd) = 0;
2870: ndv_setup(m,0,fd0,0,0);
1.172 noro 2871: if ( nd_gentrace ) {
1.167 noro 2872: MKLIST(l1,nd_tracelist); MKNODE(nd_alltracelist,l1,0);
2873: }
1.168 noro 2874: x = f4?nd_f4(m,&perm):nd_gb(m,ishomo,0,0,&perm);
1.157 noro 2875: nd_demand = 0;
1.167 noro 2876: x = ndv_reducebase(x,perm);
1.172 noro 2877: if ( nd_gentrace ) { tl1 = nd_alltracelist; nd_alltracelist = 0; }
1.157 noro 2878: x = ndv_reduceall(m,x);
1.172 noro 2879: if ( nd_gentrace ) {
1.170 noro 2880: tl2 = nd_alltracelist; nd_alltracelist = 0;
2881: ndv_check_membership(m,fd0,obpe,oadv,oepos,x);
1.172 noro 2882: if ( nd_gentrace ) {
1.170 noro 2883: tl3 = nd_alltracelist; nd_alltracelist = 0;
2884: } else tl3 = 0;
1.172 noro 2885: nd_gb(m,0,1,nd_gensyz?1:0,0)!=0;
2886: if ( nd_gentrace && nd_gensyz ) {
1.170 noro 2887: tl4 = nd_alltracelist; nd_alltracelist = 0;
2888: } else tl4 = 0;
2889: }
1.157 noro 2890: for ( r0 = 0, t = x; t; t = NEXT(t) ) {
2891: NEXTNODE(r0,r);
1.167 noro 2892: if ( nd_module ) BDY(r) = ndvtopl(m,CO,vv,BDY(t),mrank);
1.157 noro 2893: else BDY(r) = ndvtop(m,CO,vv,BDY(t));
2894: }
2895: if ( r0 ) NEXT(r) = 0;
2896: if ( nalg )
2897: r0 = postprocess_algcoef(av,alist,r0);
2898: MKLIST(*rp,r0);
1.172 noro 2899: if ( nd_gentrace ) {
1.167 noro 2900: tl1 = reverse_node(tl1); tl2 = reverse_node(tl2);
1.170 noro 2901: tl3 = reverse_node(tl3);
1.167 noro 2902: /* tl2 = [[i,[[*,j,*,*],...]],...] */
2903: for ( t = tl2; t; t = NEXT(t) ) {
2904: /* s = [i,[*,j,*,*],...] */
2905: s = BDY((LIST)BDY(t));
2906: j = perm[QTOS((Q)ARG0(s))]; STOQ(j,jq); ARG0(s) = (pointer)jq;
2907: for ( s = BDY((LIST)ARG1(s)); s; s = NEXT(s) ) {
2908: j = perm[QTOS((Q)ARG1(BDY((LIST)BDY(s))))]; STOQ(j,jq);
2909: ARG1(BDY((LIST)BDY(s))) = (pointer)jq;
2910: }
2911: }
2912: for ( j = length(x)-1, t = 0; j >= 0; j-- ) {
2913: STOQ(perm[j],jq); MKNODE(s,jq,t); t = s;
2914: }
1.170 noro 2915: MKLIST(l1,tl1); MKLIST(l2,tl2); MKLIST(l3,t); MKLIST(l4,tl3);
2916: MKLIST(l5,tl4);
2917: tr = mknode(7,*rp,0,l1,l2,l3,l4,l5); MKLIST(*rp,tr);
1.167 noro 2918: }
1.103 noro 2919: #if 0
1.157 noro 2920: fprintf(asir_out,"ndv_alloc=%d\n",ndv_alloc);
1.103 noro 2921: #endif
1.127 noro 2922: }
2923:
2924: void nd_gr_postproc(LIST f,LIST v,int m,struct order_spec *ord,int do_check,LIST *rp)
2925: {
1.157 noro 2926: VL tv,fv,vv,vc,av;
2927: NODE fd,fd0,r,r0,t,x,s,xx,alist;
2928: int e,max,nvar,i;
2929: NDV b;
2930: int ishomo,nalg;
2931: Alg alpha,dp;
2932: P p,zp;
2933: Q dmy;
2934: LIST f1,f2;
2935: Obj obj;
2936: NumberField nf;
2937: struct order_spec *ord1;
1.167 noro 2938: int *perm;
1.157 noro 2939:
2940: get_vars((Obj)f,&fv); pltovl(v,&vv); vlminus(fv,vv,&nd_vc);
2941: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
2942: switch ( ord->id ) {
2943: case 1:
2944: if ( ord->nv != nvar )
2945: error("nd_check : invalid order specification");
2946: break;
2947: default:
2948: break;
2949: }
2950: nd_nalg = 0;
2951: av = 0;
2952: if ( !m ) {
2953: get_algtree((Obj)f,&av);
2954: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++ );
2955: nd_ntrans = nvar;
2956: nd_nalg = nalg;
2957: /* #i -> t#i */
2958: if ( nalg ) {
2959: preprocess_algcoef(vv,av,ord,f,&ord1,&f1,&alist);
2960: ord = ord1;
2961: f = f1;
2962: }
2963: nvar += nalg;
2964: }
2965: nd_init_ord(ord);
2966: for ( t = BDY(f), max = 0; t; t = NEXT(t) )
2967: for ( tv = vv; tv; tv = NEXT(tv) ) {
2968: e = getdeg(tv->v,(P)BDY(t));
2969: max = MAX(e,max);
2970: }
2971: nd_setup_parameters(nvar,max);
2972: ishomo = 1;
2973: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
2974: ptozp((P)BDY(t),1,&dmy,&zp);
2975: b = (pointer)ptondv(CO,vv,zp);
2976: if ( ishomo )
2977: ishomo = ishomo && ndv_ishomo(b);
2978: if ( m ) ndv_mod(m,b);
2979: if ( b ) { NEXTNODE(fd0,fd); BDY(fd) = (pointer)b; }
2980: }
2981: if ( fd0 ) NEXT(fd) = 0;
2982: ndv_setup(m,0,fd0,0,1);
2983: for ( x = 0, i = 0; i < nd_psn; i++ )
2984: x = update_base(x,i);
2985: if ( do_check ) {
1.168 noro 2986: x = nd_gb(m,ishomo,1,0,&perm);
1.157 noro 2987: if ( !x ) {
2988: *rp = 0;
2989: return;
2990: }
2991: } else {
2992: for ( t = x; t; t = NEXT(t) )
1.159 noro 2993: BDY(t) = (pointer)nd_ps[(long)BDY(t)];
1.157 noro 2994: }
1.167 noro 2995: x = ndv_reducebase(x,perm);
1.157 noro 2996: x = ndv_reduceall(m,x);
2997: for ( r0 = 0, t = x; t; t = NEXT(t) ) {
2998: NEXTNODE(r0,r);
2999: BDY(r) = ndvtop(m,CO,vv,BDY(t));
3000: }
3001: if ( r0 ) NEXT(r) = 0;
3002: if ( nalg )
3003: r0 = postprocess_algcoef(av,alist,r0);
3004: MKLIST(*rp,r0);
1.20 noro 3005: }
3006:
1.133 noro 3007: void nd_gr_trace(LIST f,LIST v,int trace,int homo,int f4,struct order_spec *ord,LIST *rp)
1.20 noro 3008: {
1.157 noro 3009: VL tv,fv,vv,vc,av;
3010: NODE fd,fd0,in0,in,r,r0,t,s,cand,alist;
3011: int m,nocheck,nvar,mindex,e,max;
3012: NDV c;
3013: NMV a;
3014: P p,zp;
3015: Q dmy;
3016: EPOS oepos;
1.164 noro 3017: int obpe,oadv,wmax,i,len,cbpe,ishomo,nalg,mrank,trank,ompos;
1.157 noro 3018: Alg alpha,dp;
3019: P poly;
1.158 noro 3020: LIST f1,f2,zpl;
1.157 noro 3021: Obj obj;
3022: NumberField nf;
3023: struct order_spec *ord1;
3024: struct oEGT eg_check,eg0,eg1;
1.168 noro 3025: NODE tr,tl1,tl2,tl3,tl4;
3026: LIST l1,l2,l3,l4,l5;
1.167 noro 3027: int *perm;
1.168 noro 3028: int j,ret;
1.167 noro 3029: Q jq;
1.157 noro 3030:
1.167 noro 3031: nd_module = 0;
1.172 noro 3032: parse_nd_option(current_option);
1.157 noro 3033: if ( DP_Multiple )
3034: nd_scale = ((double)DP_Multiple)/(double)(Denominator?Denominator:1);
3035:
3036: get_vars((Obj)f,&fv); pltovl(v,&vv); vlminus(fv,vv,&nd_vc);
3037: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
3038: switch ( ord->id ) {
3039: case 1:
3040: if ( ord->nv != nvar )
3041: error("nd_gr_trace : invalid order specification");
3042: break;
3043: default:
3044: break;
3045: }
3046:
3047: get_algtree((Obj)f,&av);
3048: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++ );
3049: nd_ntrans = nvar;
3050: nd_nalg = nalg;
3051: /* #i -> t#i */
3052: if ( nalg ) {
3053: preprocess_algcoef(vv,av,ord,f,&ord1,&f1,&alist);
3054: ord = ord1;
3055: f = f1;
3056: }
3057: nvar += nalg;
3058:
3059: nocheck = 0;
3060: mindex = 0;
3061:
3062: if ( Demand ) nd_demand = 1;
3063: else nd_demand = 0;
3064:
3065: /* setup modulus */
3066: if ( trace < 0 ) {
3067: trace = -trace;
3068: nocheck = 1;
3069: }
3070: m = trace > 1 ? trace : get_lprime(mindex);
1.158 noro 3071: nd_init_ord(ord);
3072: mrank = 0;
1.157 noro 3073: for ( t = BDY(f), max = 0; t; t = NEXT(t) )
3074: for ( tv = vv; tv; tv = NEXT(tv) ) {
1.158 noro 3075: if ( nd_module ) {
3076: s = BDY((LIST)BDY(t));
3077: trank = length(s);
3078: mrank = MAX(mrank,trank);
3079: for ( ; s; s = NEXT(s) ) {
3080: e = getdeg(tv->v,(P)BDY(s));
3081: max = MAX(e,max);
3082: }
3083: } else {
3084: e = getdeg(tv->v,(P)BDY(t));
3085: max = MAX(e,max);
3086: }
1.157 noro 3087: }
3088: nd_setup_parameters(nvar,max);
1.164 noro 3089: obpe = nd_bpe; oadv = nmv_adv; oepos = nd_epos; ompos = nd_mpos;
1.157 noro 3090: ishomo = 1;
3091: for ( in0 = 0, fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
1.167 noro 3092: if ( nd_module ) {
1.172 noro 3093: if ( !nd_gentrace ) pltozpl((LIST)BDY(t),&dmy,&zpl);
1.167 noro 3094: else zpl = (LIST)BDY(t);
1.158 noro 3095: c = (pointer)pltondv(CO,vv,zpl);
3096: } else {
1.172 noro 3097: if ( !nd_gentrace ) ptozp((P)BDY(t),1,&dmy,&zp);
1.167 noro 3098: else zp = (P)BDY(t);
1.158 noro 3099: c = (pointer)ptondv(CO,vv,zp);
1.167 noro 3100: }
1.157 noro 3101: if ( ishomo )
3102: ishomo = ishomo && ndv_ishomo(c);
3103: if ( c ) {
3104: NEXTNODE(in0,in); BDY(in) = (pointer)c;
3105: NEXTNODE(fd0,fd); BDY(fd) = (pointer)ndv_dup(0,c);
3106: }
3107: }
3108: if ( in0 ) NEXT(in) = 0;
3109: if ( fd0 ) NEXT(fd) = 0;
3110: if ( !ishomo && homo ) {
3111: for ( t = in0, wmax = max; t; t = NEXT(t) ) {
3112: c = (NDV)BDY(t); len = LEN(c);
3113: for ( a = BDY(c), i = 0; i < len; i++, NMV_ADV(a) )
3114: wmax = MAX(TD(DL(a)),wmax);
3115: }
3116: homogenize_order(ord,nvar,&ord1);
3117: nd_init_ord(ord1);
3118: nd_setup_parameters(nvar+1,wmax);
3119: for ( t = fd0; t; t = NEXT(t) )
1.164 noro 3120: ndv_homogenize((NDV)BDY(t),obpe,oadv,oepos,ompos);
1.157 noro 3121: }
3122: while ( 1 ) {
3123: if ( Demand )
3124: nd_demand = 1;
3125: ndv_setup(m,1,fd0,0,0);
1.172 noro 3126: if ( nd_gentrace ) {
1.167 noro 3127: MKLIST(l1,nd_tracelist); MKNODE(nd_alltracelist,l1,0);
3128: }
3129: cand = f4?nd_f4_trace(m,&perm):nd_gb_trace(m,ishomo || homo,&perm);
1.157 noro 3130: if ( !cand ) {
3131: /* failure */
3132: if ( trace > 1 ) { *rp = 0; return; }
3133: else m = get_lprime(++mindex);
3134: continue;
3135: }
3136: if ( !ishomo && homo ) {
3137: /* dehomogenization */
3138: for ( t = cand; t; t = NEXT(t) ) ndv_dehomogenize((NDV)BDY(t),ord);
3139: nd_init_ord(ord);
3140: nd_setup_parameters(nvar,0);
3141: }
3142: nd_demand = 0;
1.167 noro 3143: cand = ndv_reducebase(cand,perm);
1.172 noro 3144: if ( nd_gentrace ) { tl1 = nd_alltracelist; nd_alltracelist = 0; }
1.157 noro 3145: cand = ndv_reduceall(0,cand);
3146: cbpe = nd_bpe;
1.172 noro 3147: if ( nd_gentrace ) { tl2 = nd_alltracelist; nd_alltracelist = 0; }
1.173 ! noro 3148: get_eg(&eg0);
1.157 noro 3149: if ( nocheck )
3150: break;
1.170 noro 3151: if ( ret = ndv_check_membership(0,in0,obpe,oadv,oepos,cand) ) {
1.172 noro 3152: if ( nd_gentrace ) {
1.168 noro 3153: tl3 = nd_alltracelist; nd_alltracelist = 0;
3154: } else tl3 = 0;
3155: /* gbcheck : cand is a GB of Id(cand) ? */
1.172 noro 3156: ret = nd_gb(0,0,1,nd_gensyz?1:0,0)!=0;
3157: if ( nd_gentrace && nd_gensyz ) {
1.168 noro 3158: tl4 = nd_alltracelist; nd_alltracelist = 0;
3159: } else tl4 = 0;
3160: }
3161: if ( ret ) break;
1.157 noro 3162: else if ( trace > 1 ) {
3163: /* failure */
3164: *rp = 0; return;
3165: } else {
3166: /* try the next modulus */
3167: m = get_lprime(++mindex);
3168: /* reset the parameters */
3169: if ( !ishomo && homo ) {
3170: nd_init_ord(ord1);
3171: nd_setup_parameters(nvar+1,wmax);
3172: } else {
3173: nd_init_ord(ord);
3174: nd_setup_parameters(nvar,max);
3175: }
3176: }
3177: }
3178: get_eg(&eg1); init_eg(&eg_check); add_eg(&eg_check,&eg0,&eg1);
3179: if ( DP_Print )
3180: fprintf(asir_out,"check=%fsec\n",eg_check.exectime+eg_check.gctime);
3181: /* dp->p */
3182: nd_bpe = cbpe;
3183: nd_setup_parameters(nd_nvar,0);
1.158 noro 3184: for ( r = cand; r; r = NEXT(r) ) {
1.167 noro 3185: if ( nd_module ) BDY(r) = ndvtopl(0,CO,vv,BDY(r),mrank);
1.158 noro 3186: else BDY(r) = (pointer)ndvtop(0,CO,vv,BDY(r));
3187: }
1.157 noro 3188: if ( nalg )
3189: cand = postprocess_algcoef(av,alist,cand);
3190: MKLIST(*rp,cand);
1.172 noro 3191: if ( nd_gentrace ) {
1.167 noro 3192: tl1 = reverse_node(tl1); tl2 = reverse_node(tl2);
1.168 noro 3193: tl3 = reverse_node(tl3);
1.167 noro 3194: /* tl2 = [[i,[[*,j,*,*],...]],...] */
3195: for ( t = tl2; t; t = NEXT(t) ) {
3196: /* s = [i,[*,j,*,*],...] */
3197: s = BDY((LIST)BDY(t));
3198: j = perm[QTOS((Q)ARG0(s))]; STOQ(j,jq); ARG0(s) = (pointer)jq;
3199: for ( s = BDY((LIST)ARG1(s)); s; s = NEXT(s) ) {
3200: j = perm[QTOS((Q)ARG1(BDY((LIST)BDY(s))))]; STOQ(j,jq);
3201: ARG1(BDY((LIST)BDY(s))) = (pointer)jq;
3202: }
3203: }
3204: for ( j = length(cand)-1, t = 0; j >= 0; j-- ) {
3205: STOQ(perm[j],jq); MKNODE(s,jq,t); t = s;
3206: }
1.168 noro 3207: MKLIST(l1,tl1); MKLIST(l2,tl2); MKLIST(l3,t); MKLIST(l4,tl3);
3208: MKLIST(l5,tl4);
1.169 noro 3209: tr = mknode(7,*rp,(!ishomo&&homo)?ONE:0,l1,l2,l3,l4,l5); MKLIST(*rp,tr);
1.167 noro 3210: }
1.157 noro 3211: }
1.52 noro 3212:
1.157 noro 3213: /* XXX : module element is not considered */
1.1 noro 3214:
1.61 noro 3215: void dltondl(int n,DL dl,UINT *r)
1.1 noro 3216: {
1.157 noro 3217: UINT *d;
3218: int i,j,l,s,ord_l;
3219: struct order_pair *op;
3220:
3221: d = dl->d;
3222: for ( i = 0; i < nd_wpd; i++ ) r[i] = 0;
3223: if ( nd_blockmask ) {
3224: l = nd_blockmask->n;
3225: op = nd_blockmask->order_pair;
3226: for ( j = 0, s = 0; j < l; j++ ) {
3227: ord_l = op[j].length;
3228: for ( i = 0; i < ord_l; i++, s++ ) PUT_EXP(r,s,d[s]);
3229: }
3230: TD(r) = ndl_weight(r);
3231: ndl_weight_mask(r);
3232: } else {
3233: for ( i = 0; i < n; i++ ) PUT_EXP(r,i,d[i]);
3234: TD(r) = ndl_weight(r);
3235: }
1.1 noro 3236: }
3237:
1.61 noro 3238: DL ndltodl(int n,UINT *ndl)
1.1 noro 3239: {
1.157 noro 3240: DL dl;
3241: int *d;
3242: int i,j,l,s,ord_l;
3243: struct order_pair *op;
3244:
3245: NEWDL(dl,n);
3246: dl->td = TD(ndl);
3247: d = dl->d;
3248: if ( nd_blockmask ) {
3249: l = nd_blockmask->n;
3250: op = nd_blockmask->order_pair;
3251: for ( j = 0, s = 0; j < l; j++ ) {
3252: ord_l = op[j].length;
3253: for ( i = 0; i < ord_l; i++, s++ ) d[s] = GET_EXP(ndl,s);
3254: }
3255: } else {
3256: for ( i = 0; i < n; i++ ) d[i] = GET_EXP(ndl,i);
3257: }
3258: return dl;
1.1 noro 3259: }
3260:
1.167 noro 3261: void nmtodp(int mod,NM m,DP *r)
3262: {
3263: DP dp;
3264: MP mr;
3265:
3266: NEWMP(mr);
3267: mr->dl = ndltodl(nd_nvar,DL(m));
3268: mr->c = ndctop(mod,m->c);
3269: NEXT(mr) = 0; MKDP(nd_nvar,mr,dp); dp->sugar = mr->dl->td;
3270: *r = dp;
3271: }
3272:
1.61 noro 3273: void ndl_print(UINT *dl)
1.1 noro 3274: {
1.157 noro 3275: int n;
3276: int i,j,l,ord_l,s,s0;
3277: struct order_pair *op;
3278:
3279: n = nd_nvar;
3280: printf("<<");
3281: if ( nd_blockmask ) {
3282: l = nd_blockmask->n;
3283: op = nd_blockmask->order_pair;
3284: for ( j = 0, s = s0 = 0; j < l; j++ ) {
3285: ord_l = op[j].length;
3286: for ( i = 0; i < ord_l; i++, s++ )
3287: printf(s==n-1?"%d":"%d,",GET_EXP(dl,s));
3288: }
3289: } else {
3290: for ( i = 0; i < n; i++ ) printf(i==n-1?"%d":"%d,",GET_EXP(dl,i));
3291: }
3292: printf(">>");
3293: if ( MPOS(dl) )
3294: printf("*e%d",MPOS(dl));
1.1 noro 3295: }
3296:
3297: void nd_print(ND p)
3298: {
1.157 noro 3299: NM m;
1.1 noro 3300:
1.157 noro 3301: if ( !p )
3302: printf("0\n");
3303: else {
3304: for ( m = BDY(p); m; m = NEXT(m) ) {
3305: if ( CM(m) & 0x80000000 ) printf("+@_%d*",IFTOF(CM(m)));
3306: else printf("+%d*",CM(m));
3307: ndl_print(DL(m));
3308: }
3309: printf("\n");
3310: }
1.1 noro 3311: }
3312:
1.113 noro 3313: void nd_print_q(ND p)
1.16 noro 3314: {
1.157 noro 3315: NM m;
1.16 noro 3316:
1.157 noro 3317: if ( !p )
3318: printf("0\n");
3319: else {
3320: for ( m = BDY(p); m; m = NEXT(m) ) {
3321: printf("+");
3322: printexpr(CO,(Obj)CQ(m));
3323: printf("*");
3324: ndl_print(DL(m));
3325: }
3326: printf("\n");
3327: }
1.16 noro 3328: }
3329:
1.1 noro 3330: void ndp_print(ND_pairs d)
3331: {
1.157 noro 3332: ND_pairs t;
1.1 noro 3333:
1.157 noro 3334: for ( t = d; t; t = NEXT(t) ) printf("%d,%d ",t->i1,t->i2);
3335: printf("\n");
1.1 noro 3336: }
3337:
1.20 noro 3338: void nd_removecont(int mod,ND p)
1.16 noro 3339: {
1.157 noro 3340: int i,n;
3341: Q *w;
3342: Q dvr,t;
3343: NM m;
3344: struct oVECT v;
3345: N q,r;
3346:
3347: if ( mod == -1 ) nd_mul_c(mod,p,_invsf(HCM(p)));
3348: else if ( mod ) nd_mul_c(mod,p,invm(HCM(p),mod));
3349: else {
3350: for ( m = BDY(p), n = 0; m; m = NEXT(m), n++ );
3351: w = (Q *)ALLOCA(n*sizeof(Q));
3352: v.len = n;
3353: v.body = (pointer *)w;
3354: for ( m = BDY(p), i = 0; i < n; m = NEXT(m), i++ ) w[i] = CQ(m);
3355: removecont_array((P *)w,n,1);
3356: for ( m = BDY(p), i = 0; i < n; m = NEXT(m), i++ ) CQ(m) = w[i];
3357: }
1.16 noro 3358: }
3359:
1.21 noro 3360: void nd_removecont2(ND p1,ND p2)
3361: {
1.157 noro 3362: int i,n1,n2,n;
3363: Q *w;
3364: Q dvr,t;
3365: NM m;
3366: struct oVECT v;
3367: N q,r;
3368:
3369: n1 = nd_length(p1);
3370: n2 = nd_length(p2);
3371: n = n1+n2;
3372: w = (Q *)ALLOCA(n*sizeof(Q));
3373: v.len = n;
3374: v.body = (pointer *)w;
3375: i = 0;
3376: if ( p1 )
3377: for ( m = BDY(p1); i < n1; m = NEXT(m), i++ ) w[i] = CQ(m);
3378: if ( p2 )
3379: for ( m = BDY(p2); i < n; m = NEXT(m), i++ ) w[i] = CQ(m);
3380: removecont_array((P *)w,n,1);
3381: i = 0;
3382: if ( p1 )
3383: for ( m = BDY(p1); i < n1; m = NEXT(m), i++ ) CQ(m) = w[i];
3384: if ( p2 )
3385: for ( m = BDY(p2); i < n; m = NEXT(m), i++ ) CQ(m) = w[i];
1.21 noro 3386: }
3387:
1.20 noro 3388: void ndv_removecont(int mod,NDV p)
1.16 noro 3389: {
1.157 noro 3390: int i,len,all_p;
3391: Q *c;
3392: P *w;
3393: Q dvr,t;
3394: P g,cont,tp;
3395: NMV m;
3396:
3397: if ( mod == -1 )
3398: ndv_mul_c(mod,p,_invsf(HCM(p)));
3399: else if ( mod )
3400: ndv_mul_c(mod,p,invm(HCM(p),mod));
3401: else {
3402: len = p->len;
3403: w = (P *)ALLOCA(len*sizeof(P));
3404: c = (Q *)ALLOCA(len*sizeof(Q));
3405: for ( m = BDY(p), all_p = 1, i = 0; i < len; NMV_ADV(m), i++ ) {
3406: ptozp(CP(m),1,&c[i],&w[i]);
3407: all_p = all_p && !NUM(w[i]);
3408: }
3409: if ( all_p ) {
3410: qltozl(c,len,&dvr); nd_heu_nezgcdnpz(nd_vc,w,len,1,&g);
3411: mulp(nd_vc,(P)dvr,g,&cont);
3412: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ ) {
3413: divsp(nd_vc,CP(m),cont,&tp); CP(m) = tp;
3414: }
3415: } else {
3416: sortbynm((Q *)c,len);
3417: qltozl((Q *)c,len,&dvr);
3418: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ ) {
3419: divsp(nd_vc,CP(m),(P)dvr,&tp); CP(m) = tp;
3420: }
3421: }
3422: }
1.21 noro 3423: }
3424:
1.157 noro 3425: /* koko */
3426:
1.164 noro 3427: void ndv_homogenize(NDV p,int obpe,int oadv,EPOS oepos,int ompos)
1.61 noro 3428: {
1.157 noro 3429: int len,i,max;
3430: NMV m,mr0,mr,t;
1.61 noro 3431:
1.157 noro 3432: len = p->len;
3433: for ( m = BDY(p), i = 0, max = 0; i < len; NMV_OADV(m), i++ )
3434: max = MAX(max,TD(DL(m)));
3435: mr0 = nmv_adv>oadv?(NMV)REALLOC(BDY(p),len*nmv_adv):BDY(p);
3436: m = (NMV)((char *)mr0+(len-1)*oadv);
3437: mr = (NMV)((char *)mr0+(len-1)*nmv_adv);
3438: t = (NMV)ALLOCA(nmv_adv);
3439: for ( i = 0; i < len; i++, NMV_OPREV(m), NMV_PREV(mr) ) {
1.164 noro 3440: ndl_homogenize(DL(m),DL(t),obpe,oepos,ompos,max);
1.157 noro 3441: CQ(mr) = CQ(m);
3442: ndl_copy(DL(t),DL(mr));
3443: }
3444: NV(p)++;
3445: BDY(p) = mr0;
1.61 noro 3446: }
3447:
1.45 noro 3448: void ndv_dehomogenize(NDV p,struct order_spec *ord)
1.23 noro 3449: {
1.164 noro 3450: int i,j,adj,len,newnvar,newwpd,newadv,newexporigin,newmpos;
1.167 noro 3451: int pos;
1.157 noro 3452: Q *w;
3453: Q dvr,t;
3454: NMV m,r;
3455:
3456: len = p->len;
3457: newnvar = nd_nvar-1;
3458: newexporigin = nd_get_exporigin(ord);
1.167 noro 3459: if ( nd_module ) newmpos = newexporigin-1;
1.157 noro 3460: newwpd = newnvar/nd_epw+(newnvar%nd_epw?1:0)+newexporigin;
3461: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ )
3462: ndl_dehomogenize(DL(m));
3463: if ( newwpd != nd_wpd ) {
3464: newadv = ROUND_FOR_ALIGN(sizeof(struct oNMV)+(newwpd-1)*sizeof(UINT));
3465: for ( m = r = BDY(p), i = 0; i < len; NMV_ADV(m), NDV_NADV(r), i++ ) {
3466: CQ(r) = CQ(m);
1.167 noro 3467: if ( nd_module ) pos = MPOS(DL(m));
1.157 noro 3468: for ( j = 0; j < newexporigin; j++ ) DL(r)[j] = DL(m)[j];
3469: adj = nd_exporigin-newexporigin;
3470: for ( ; j < newwpd; j++ ) DL(r)[j] = DL(m)[j+adj];
1.167 noro 3471: if ( nd_module ) {
3472: DL(r)[newmpos] = pos;
3473: }
1.157 noro 3474: }
3475: }
3476: NV(p)--;
1.23 noro 3477: }
3478:
1.150 noro 3479: void nd_heu_nezgcdnpz(VL vl,P *pl,int m,int full,P *pr)
3480: {
1.157 noro 3481: int i;
3482: P *tpl,*tpl1;
3483: NODE l;
3484: P h,gcd,t;
3485:
3486: tpl = (P *)ALLOCA(m*sizeof(P));
3487: tpl1 = (P *)ALLOCA(m*sizeof(P));
3488: bcopy(pl,tpl,m*sizeof(P));
3489: gcd = (P)ONE;
3490: for ( l = nd_hcf; l; l = NEXT(l) ) {
3491: h = (P)BDY(l);
3492: while ( 1 ) {
3493: for ( i = 0; i < m; i++ )
3494: if ( !divtpz(vl,tpl[i],h,&tpl1[i]) )
3495: break;
3496: if ( i == m ) {
3497: bcopy(tpl1,tpl,m*sizeof(P));
3498: mulp(vl,gcd,h,&t); gcd = t;
3499: } else
3500: break;
3501: }
3502: }
3503: if ( DP_Print > 2 ){fprintf(asir_out,"[%d]",nmonop(gcd)); fflush(asir_out);}
3504: if ( full ) {
3505: heu_nezgcdnpz(vl,tpl,m,&t);
3506: mulp(vl,gcd,t,pr);
3507: } else
3508: *pr = gcd;
1.150 noro 3509: }
3510:
3511: void removecont_array(P *p,int n,int full)
1.146 noro 3512: {
1.157 noro 3513: int all_p,all_q,i;
3514: Q *c;
3515: P *w;
3516: P t,s;
3517:
3518: for ( all_q = 1, i = 0; i < n; i++ )
3519: all_q = all_q && NUM(p[i]);
3520: if ( all_q ) {
3521: removecont_array_q((Q *)p,n);
3522: } else {
3523: c = (Q *)ALLOCA(n*sizeof(Q));
3524: w = (P *)ALLOCA(n*sizeof(P));
3525: for ( i = 0; i < n; i++ ) {
3526: ptozp(p[i],1,&c[i],&w[i]);
3527: }
3528: removecont_array_q(c,n);
3529: nd_heu_nezgcdnpz(nd_vc,w,n,full,&t);
3530: for ( i = 0; i < n; i++ ) {
3531: divsp(nd_vc,w[i],t,&s); mulp(nd_vc,s,(P)c[i],&p[i]);
3532: }
3533: }
1.146 noro 3534: }
3535:
3536: void removecont_array_q(Q *c,int n)
1.21 noro 3537: {
1.157 noro 3538: struct oVECT v;
3539: Q d0,d1,a,u,u1,gcd;
3540: int i,j;
3541: N qn,rn,gn;
3542: Q *q,*r;
3543:
3544: q = (Q *)ALLOCA(n*sizeof(Q));
3545: r = (Q *)ALLOCA(n*sizeof(Q));
3546: v.id = O_VECT; v.len = n; v.body = (pointer *)c;
3547: igcdv_estimate(&v,&d0);
3548: for ( i = 0; i < n; i++ ) {
3549: divn(NM(c[i]),NM(d0),&qn,&rn);
3550: NTOQ(qn,SGN(c[i])*SGN(d0),q[i]);
3551: NTOQ(rn,SGN(c[i]),r[i]);
3552: }
3553: for ( i = 0; i < n; i++ ) if ( r[i] ) break;
3554: if ( i < n ) {
3555: v.id = O_VECT; v.len = n; v.body = (pointer *)r;
3556: igcdv(&v,&d1);
3557: gcdn(NM(d0),NM(d1),&gn); NTOQ(gn,1,gcd);
3558: divsn(NM(d0),gn,&qn); NTOQ(qn,1,a);
3559: for ( i = 0; i < n; i++ ) {
3560: mulq(a,q[i],&u);
3561: if ( r[i] ) {
3562: divsn(NM(r[i]),gn,&qn); NTOQ(qn,SGN(r[i]),u1);
3563: addq(u,u1,&q[i]);
3564: } else
3565: q[i] = u;
3566: }
3567: }
3568: for ( i = 0; i < n; i++ ) c[i] = q[i];
1.16 noro 3569: }
3570:
1.19 noro 3571: void nd_mul_c(int mod,ND p,int mul)
1.1 noro 3572: {
1.157 noro 3573: NM m;
3574: int c,c1;
1.1 noro 3575:
1.157 noro 3576: if ( !p ) return;
3577: if ( mul == 1 ) return;
3578: if ( mod == -1 )
3579: for ( m = BDY(p); m; m = NEXT(m) )
3580: CM(m) = _mulsf(CM(m),mul);
3581: else
3582: for ( m = BDY(p); m; m = NEXT(m) ) {
3583: c1 = CM(m); DMAR(c1,mul,0,mod,c); CM(m) = c;
3584: }
1.1 noro 3585: }
3586:
1.146 noro 3587: void nd_mul_c_q(ND p,P mul)
1.16 noro 3588: {
1.157 noro 3589: NM m;
3590: P c;
1.16 noro 3591:
1.157 noro 3592: if ( !p ) return;
3593: if ( UNIQ(mul) ) return;
3594: for ( m = BDY(p); m; m = NEXT(m) ) {
3595: mulp(nd_vc,CP(m),mul,&c); CP(m) = c;
3596: }
1.16 noro 3597: }
3598:
1.61 noro 3599: void nd_mul_c_p(VL vl,ND p,P mul)
3600: {
1.157 noro 3601: NM m;
3602: P c;
1.61 noro 3603:
1.157 noro 3604: if ( !p ) return;
3605: for ( m = BDY(p); m; m = NEXT(m) ) {
3606: mulp(vl,CP(m),mul,&c); CP(m) = c;
3607: }
1.61 noro 3608: }
3609:
1.1 noro 3610: void nd_free(ND p)
3611: {
1.157 noro 3612: NM t,s;
1.1 noro 3613:
1.157 noro 3614: if ( !p ) return;
3615: t = BDY(p);
3616: while ( t ) {
3617: s = NEXT(t);
3618: FREENM(t);
3619: t = s;
3620: }
3621: FREEND(p);
1.1 noro 3622: }
3623:
1.23 noro 3624: void ndv_free(NDV p)
3625: {
1.157 noro 3626: GC_free(BDY(p));
1.23 noro 3627: }
3628:
1.61 noro 3629: void nd_append_red(UINT *d,int i)
1.1 noro 3630: {
1.157 noro 3631: RHist m,m0;
3632: int h;
1.1 noro 3633:
1.157 noro 3634: NEWRHist(m);
3635: h = ndl_hash_value(d);
3636: m->index = i;
3637: ndl_copy(d,DL(m));
3638: NEXT(m) = nd_red[h];
3639: nd_red[h] = m;
1.1 noro 3640: }
3641:
1.61 noro 3642: UINT *ndv_compute_bound(NDV p)
1.1 noro 3643: {
1.157 noro 3644: UINT *d1,*d2,*t;
3645: UINT u;
3646: int i,j,k,l,len,ind;
3647: NMV m;
3648:
3649: if ( !p )
3650: return 0;
3651: d1 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
3652: d2 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
3653: len = LEN(p);
3654: m = BDY(p); ndl_copy(DL(m),d1); NMV_ADV(m);
3655: for ( i = 1; i < len; i++, NMV_ADV(m) ) {
1.159 noro 3656: ndl_max(DL(m),d1,d2);
1.157 noro 3657: t = d1; d1 = d2; d2 = t;
3658: }
3659: l = nd_nvar+31;
3660: t = (UINT *)MALLOC_ATOMIC(l*sizeof(UINT));
3661: for ( i = nd_exporigin, ind = 0; i < nd_wpd; i++ ) {
3662: u = d1[i];
3663: k = (nd_epw-1)*nd_bpe;
3664: for ( j = 0; j < nd_epw; j++, k -= nd_bpe, ind++ )
3665: t[ind] = (u>>k)&nd_mask0;
3666: }
3667: for ( ; ind < l; ind++ ) t[ind] = 0;
3668: return t;
1.1 noro 3669: }
3670:
1.99 noro 3671: UINT *nd_compute_bound(ND p)
3672: {
1.157 noro 3673: UINT *d1,*d2,*t;
3674: UINT u;
3675: int i,j,k,l,len,ind;
3676: NM m;
3677:
3678: if ( !p )
3679: return 0;
3680: d1 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
3681: d2 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
3682: len = LEN(p);
3683: m = BDY(p); ndl_copy(DL(m),d1); m = NEXT(m);
3684: for ( m = NEXT(m); m; m = NEXT(m) ) {
3685: ndl_lcm(DL(m),d1,d2);
3686: t = d1; d1 = d2; d2 = t;
3687: }
3688: l = nd_nvar+31;
3689: t = (UINT *)MALLOC_ATOMIC(l*sizeof(UINT));
3690: for ( i = nd_exporigin, ind = 0; i < nd_wpd; i++ ) {
3691: u = d1[i];
3692: k = (nd_epw-1)*nd_bpe;
3693: for ( j = 0; j < nd_epw; j++, k -= nd_bpe, ind++ )
3694: t[ind] = (u>>k)&nd_mask0;
3695: }
3696: for ( ; ind < l; ind++ ) t[ind] = 0;
3697: return t;
1.99 noro 3698: }
3699:
1.157 noro 3700: /* if nd_module == 1 then d[nd_exporigin-1] indicates the position */
3701: /* of a term. In this case we need additional 1 word. */
3702:
1.48 noro 3703: int nd_get_exporigin(struct order_spec *ord)
3704: {
1.157 noro 3705: switch ( ord->id ) {
3706: case 0: case 2: case 256: case 258:
3707: return 1+nd_module;
3708: case 1: case 257:
3709: /* block order */
3710: /* poly ring d[0]:weight d[1]:w0,...,d[nd_exporigin-1]:w(n-1) */
3711: /* module d[0]:weight d[1]:w0,...,d[nd_exporigin-2]:w(n-1) */
3712: return ord->ord.block.length+1+nd_module;
3713: case 3: case 259:
3714: error("nd_get_exporigin : composite order is not supported yet.");
3715: }
1.48 noro 3716: }
3717:
1.61 noro 3718: void nd_setup_parameters(int nvar,int max) {
1.157 noro 3719: int i,j,n,elen,ord_o,ord_l,l,s,wpd;
3720: struct order_pair *op;
1.48 noro 3721:
1.157 noro 3722: nd_nvar = nvar;
3723: if ( max ) {
3724: /* XXX */
3725: if ( do_weyl ) nd_bpe = 32;
3726: else if ( max < 2 ) nd_bpe = 1;
3727: else if ( max < 4 ) nd_bpe = 2;
3728: else if ( max < 8 ) nd_bpe = 3;
3729: else if ( max < 16 ) nd_bpe = 4;
3730: else if ( max < 32 ) nd_bpe = 5;
3731: else if ( max < 64 ) nd_bpe = 6;
3732: else if ( max < 256 ) nd_bpe = 8;
3733: else if ( max < 1024 ) nd_bpe = 10;
3734: else if ( max < 65536 ) nd_bpe = 16;
3735: else nd_bpe = 32;
3736: }
3737: nd_epw = (sizeof(UINT)*8)/nd_bpe;
3738: elen = nd_nvar/nd_epw+(nd_nvar%nd_epw?1:0);
3739: nd_exporigin = nd_get_exporigin(nd_ord);
3740: wpd = nd_exporigin+elen;
3741: if ( nd_module )
3742: nd_mpos = nd_exporigin-1;
3743: else
3744: nd_mpos = -1;
3745: if ( wpd != nd_wpd ) {
3746: nd_free_private_storage();
3747: nd_wpd = wpd;
3748: }
3749: if ( nd_bpe < 32 ) {
3750: nd_mask0 = (1<<nd_bpe)-1;
3751: } else {
3752: nd_mask0 = 0xffffffff;
3753: }
3754: bzero(nd_mask,sizeof(nd_mask));
3755: nd_mask1 = 0;
3756: for ( i = 0; i < nd_epw; i++ ) {
3757: nd_mask[nd_epw-i-1] = (nd_mask0<<(i*nd_bpe));
3758: nd_mask1 |= (1<<(nd_bpe-1))<<(i*nd_bpe);
3759: }
3760: nmv_adv = ROUND_FOR_ALIGN(sizeof(struct oNMV)+(nd_wpd-1)*sizeof(UINT));
3761: nd_epos = nd_create_epos(nd_ord);
3762: nd_blockmask = nd_create_blockmask(nd_ord);
3763: nd_work_vector = (int *)REALLOC(nd_work_vector,nd_nvar*sizeof(int));
1.1 noro 3764: }
3765:
1.103 noro 3766: ND_pairs nd_reconstruct(int trace,ND_pairs d)
1.1 noro 3767: {
1.157 noro 3768: int i,obpe,oadv,h;
3769: static NM prev_nm_free_list;
3770: static ND_pairs prev_ndp_free_list;
3771: RHist mr0,mr;
3772: RHist r;
3773: RHist *old_red;
3774: ND_pairs s0,s,t;
3775: EPOS oepos;
3776:
3777: obpe = nd_bpe;
3778: oadv = nmv_adv;
3779: oepos = nd_epos;
3780: if ( obpe < 2 ) nd_bpe = 2;
3781: else if ( obpe < 3 ) nd_bpe = 3;
3782: else if ( obpe < 4 ) nd_bpe = 4;
3783: else if ( obpe < 5 ) nd_bpe = 5;
3784: else if ( obpe < 6 ) nd_bpe = 6;
3785: else if ( obpe < 8 ) nd_bpe = 8;
3786: else if ( obpe < 10 ) nd_bpe = 10;
3787: else if ( obpe < 16 ) nd_bpe = 16;
3788: else if ( obpe < 32 ) nd_bpe = 32;
3789: else error("nd_reconstruct : exponent too large");
3790:
3791: nd_setup_parameters(nd_nvar,0);
3792: prev_nm_free_list = _nm_free_list;
3793: prev_ndp_free_list = _ndp_free_list;
3794: _nm_free_list = 0;
3795: _ndp_free_list = 0;
3796: for ( i = nd_psn-1; i >= 0; i-- ) ndv_realloc(nd_ps[i],obpe,oadv,oepos);
3797: if ( trace )
3798: for ( i = nd_psn-1; i >= 0; i-- )
3799: ndv_realloc(nd_ps_trace[i],obpe,oadv,oepos);
3800: s0 = 0;
3801: for ( t = d; t; t = NEXT(t) ) {
3802: NEXTND_pairs(s0,s);
3803: s->i1 = t->i1;
3804: s->i2 = t->i2;
3805: SG(s) = SG(t);
3806: ndl_reconstruct(LCM(t),LCM(s),obpe,oepos);
3807: }
3808:
3809: old_red = (RHist *)ALLOCA(REDTAB_LEN*sizeof(RHist));
3810: for ( i = 0; i < REDTAB_LEN; i++ ) {
3811: old_red[i] = nd_red[i];
3812: nd_red[i] = 0;
3813: }
3814: for ( i = 0; i < REDTAB_LEN; i++ )
3815: for ( r = old_red[i]; r; r = NEXT(r) ) {
3816: NEWRHist(mr);
3817: mr->index = r->index;
3818: SG(mr) = SG(r);
3819: ndl_reconstruct(DL(r),DL(mr),obpe,oepos);
3820: h = ndl_hash_value(DL(mr));
3821: NEXT(mr) = nd_red[h];
3822: nd_red[h] = mr;
3823: }
3824: for ( i = 0; i < REDTAB_LEN; i++ ) old_red[i] = 0;
3825: old_red = 0;
3826: for ( i = 0; i < nd_psn; i++ ) {
3827: NEWRHist(r); SG(r) = SG(nd_psh[i]);
3828: ndl_reconstruct(DL(nd_psh[i]),DL(r),obpe,oepos);
3829: nd_psh[i] = r;
3830: }
3831: if ( s0 ) NEXT(s) = 0;
3832: prev_nm_free_list = 0;
3833: prev_ndp_free_list = 0;
1.71 noro 3834: #if 0
1.157 noro 3835: GC_gcollect();
1.71 noro 3836: #endif
1.157 noro 3837: return s0;
1.1 noro 3838: }
3839:
1.61 noro 3840: void ndl_reconstruct(UINT *d,UINT *r,int obpe,EPOS oepos)
1.1 noro 3841: {
1.157 noro 3842: int n,i,ei,oepw,omask0,j,s,ord_l,l;
3843: struct order_pair *op;
1.1 noro 3844:
1.157 noro 3845: n = nd_nvar;
3846: oepw = (sizeof(UINT)*8)/obpe;
3847: omask0 = (1<<obpe)-1;
3848: TD(r) = TD(d);
3849: for ( i = nd_exporigin; i < nd_wpd; i++ ) r[i] = 0;
3850: if ( nd_blockmask ) {
3851: l = nd_blockmask->n;
3852: op = nd_blockmask->order_pair;
3853: for ( i = 1; i < nd_exporigin; i++ )
3854: r[i] = d[i];
3855: for ( j = 0, s = 0; j < l; j++ ) {
3856: ord_l = op[j].length;
3857: for ( i = 0; i < ord_l; i++, s++ ) {
3858: ei = GET_EXP_OLD(d,s);
3859: PUT_EXP(r,s,ei);
3860: }
3861: }
3862: } else {
3863: for ( i = 0; i < n; i++ ) {
3864: ei = GET_EXP_OLD(d,i);
3865: PUT_EXP(r,i,ei);
3866: }
3867: }
3868: if ( nd_module ) MPOS(r) = MPOS(d);
1.1 noro 3869: }
1.3 noro 3870:
1.6 noro 3871: ND nd_copy(ND p)
3872: {
1.157 noro 3873: NM m,mr,mr0;
3874: int c,n;
3875: ND r;
3876:
3877: if ( !p )
3878: return 0;
3879: else {
3880: for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) {
3881: NEXTNM(mr0,mr);
3882: CM(mr) = CM(m);
3883: ndl_copy(DL(m),DL(mr));
3884: }
3885: NEXT(mr) = 0;
3886: MKND(NV(p),mr0,LEN(p),r);
3887: SG(r) = SG(p);
3888: return r;
3889: }
1.6 noro 3890: }
3891:
1.53 noro 3892: int nd_sp(int mod,int trace,ND_pairs p,ND *rp)
1.11 noro 3893: {
1.157 noro 3894: NM m1,m2;
3895: NDV p1,p2;
3896: ND t1,t2;
3897: UINT *lcm;
3898: P gp,tp;
1.167 noro 3899: Q g,t,iq;
1.157 noro 3900: int td;
1.167 noro 3901: LIST hist;
3902: NODE node;
3903: DP d;
1.157 noro 3904:
3905: if ( !mod && nd_demand ) {
3906: p1 = ndv_load(p->i1); p2 = ndv_load(p->i2);
3907: } else {
3908: if ( trace ) {
3909: p1 = nd_ps_trace[p->i1]; p2 = nd_ps_trace[p->i2];
3910: } else {
3911: p1 = nd_ps[p->i1]; p2 = nd_ps[p->i2];
3912: }
3913: }
3914: lcm = LCM(p);
3915: NEWNM(m1); ndl_sub(lcm,HDL(p1),DL(m1));
3916: if ( ndl_check_bound2(p->i1,DL(m1)) ) {
3917: FREENM(m1); return 0;
3918: }
3919: NEWNM(m2); ndl_sub(lcm,HDL(p2),DL(m2));
3920: if ( ndl_check_bound2(p->i2,DL(m2)) ) {
3921: FREENM(m1); FREENM(m2); return 0;
3922: }
3923:
3924: if ( mod == -1 ) {
3925: CM(m1) = HCM(p2); CM(m2) = _chsgnsf(HCM(p1));
3926: } else if ( mod ) {
3927: CM(m1) = HCM(p2); CM(m2) = mod-HCM(p1);
3928: } else if ( nd_vc ) {
3929: ezgcdpz(nd_vc,HCP(p1),HCP(p2),&gp);
3930: divsp(nd_vc,HCP(p2),gp,&CP(m1));
3931: divsp(nd_vc,HCP(p1),gp,&tp); chsgnp(tp,&CP(m2));
3932: } else {
3933: igcd_cofactor(HCQ(p1),HCQ(p2),&g,&t,&CQ(m1)); chsgnq(t,&CQ(m2));
3934: }
3935: t1 = ndv_mul_nm(mod,m1,p1); t2 = ndv_mul_nm(mod,m2,p2);
3936: *rp = nd_add(mod,t1,t2);
1.172 noro 3937: if ( nd_gentrace ) {
1.167 noro 3938: /* nd_tracelist is initialized */
3939: STOQ(p->i1,iq); nmtodp(mod,m1,&d); node = mknode(4,ONE,iq,d,ONE);
3940: MKLIST(hist,node); MKNODE(nd_tracelist,hist,0);
3941: STOQ(p->i2,iq); nmtodp(mod,m2,&d); node = mknode(4,ONE,iq,d,ONE);
3942: MKLIST(hist,node); MKNODE(node,hist,nd_tracelist);
3943: nd_tracelist = node;
3944: }
1.157 noro 3945: FREENM(m1); FREENM(m2);
3946: return 1;
1.11 noro 3947: }
3948:
1.19 noro 3949: void ndv_mul_c(int mod,NDV p,int mul)
1.11 noro 3950: {
1.157 noro 3951: NMV m;
3952: int c,c1,len,i;
1.11 noro 3953:
1.157 noro 3954: if ( !p ) return;
3955: len = LEN(p);
3956: if ( mod == -1 )
3957: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) )
3958: CM(m) = _mulsf(CM(m),mul);
3959: else
3960: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
3961: c1 = CM(m); DMAR(c1,mul,0,mod,c); CM(m) = c;
3962: }
1.11 noro 3963: }
3964:
1.113 noro 3965: void ndv_mul_c_q(NDV p,Q mul)
1.16 noro 3966: {
1.157 noro 3967: NMV m;
3968: Q c;
3969: int len,i;
3970:
3971: if ( !p ) return;
3972: len = LEN(p);
3973: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
3974: mulq(CQ(m),mul,&c); CQ(m) = c;
3975: }
1.16 noro 3976: }
3977:
1.55 noro 3978: ND weyl_ndv_mul_nm(int mod,NM m0,NDV p) {
1.157 noro 3979: int n2,i,j,l,n,tlen;
3980: UINT *d0;
3981: NM *tab,*psum;
3982: ND s,r;
3983: NM t;
3984: NMV m1;
3985:
3986: if ( !p ) return 0;
3987: n = NV(p); n2 = n>>1;
3988: d0 = DL(m0);
3989: l = LEN(p);
3990: for ( i = 0, tlen = 1; i < n2; i++ ) tlen *= (GET_EXP(d0,n2+i)+1);
3991: tab = (NM *)ALLOCA(tlen*sizeof(NM));
3992: psum = (NM *)ALLOCA(tlen*sizeof(NM));
3993: for ( i = 0; i < tlen; i++ ) psum[i] = 0;
3994: m1 = (NMV)(((char *)BDY(p))+nmv_adv*(l-1));
3995: for ( i = l-1; i >= 0; i--, NMV_PREV(m1) ) {
3996: /* m0(NM) * m1(NMV) => tab(NM) */
3997: weyl_mul_nm_nmv(n,mod,m0,m1,tab,tlen);
3998: for ( j = 0; j < tlen; j++ ) {
3999: if ( tab[j] ) {
4000: NEXT(tab[j]) = psum[j]; psum[j] = tab[j];
4001: }
4002: }
4003: }
4004: for ( i = tlen-1, r = 0; i >= 0; i-- )
4005: if ( psum[i] ) {
4006: for ( j = 0, t = psum[i]; t; t = NEXT(t), j++ );
4007: MKND(n,psum[i],j,s);
4008: r = nd_add(mod,r,s);
4009: }
4010: if ( r ) SG(r) = SG(p)+TD(d0);
4011: return r;
1.55 noro 4012: }
4013:
1.56 noro 4014: /* product of monomials */
4015: /* XXX block order is not handled correctly */
4016:
1.55 noro 4017: void weyl_mul_nm_nmv(int n,int mod,NM m0,NMV m1,NM *tab,int tlen)
4018: {
1.157 noro 4019: int i,n2,j,s,curlen,homo,h,a,b,k,l,u,min;
4020: UINT *d0,*d1,*d,*dt,*ctab;
4021: Q *ctab_q;
4022: Q q,q1;
4023: UINT c0,c1,c;
4024: NM *p;
4025: NM m,t;
4026: int mpos;
4027:
4028: for ( i = 0; i < tlen; i++ ) tab[i] = 0;
4029: if ( !m0 || !m1 ) return;
4030: d0 = DL(m0); d1 = DL(m1); n2 = n>>1;
1.166 noro 4031: if ( nd_module )
4032: if ( MPOS(d0) ) error("weyl_mul_nm_nmv : invalid operation");
4033:
1.157 noro 4034: NEWNM(m); d = DL(m);
4035: if ( mod ) {
4036: c0 = CM(m0); c1 = CM(m1); DMAR(c0,c1,0,mod,c); CM(m) = c;
4037: } else
4038: mulq(CQ(m0),CQ(m1),&CQ(m));
4039: for ( i = 0; i < nd_wpd; i++ ) d[i] = 0;
4040: homo = n&1 ? 1 : 0;
4041: if ( homo ) {
4042: /* offset of h-degree */
4043: h = GET_EXP(d0,n-1)+GET_EXP(d1,n-1);
4044: PUT_EXP(DL(m),n-1,h);
4045: TD(DL(m)) = h;
4046: if ( nd_blockmask ) ndl_weight_mask(DL(m));
4047: }
4048: tab[0] = m;
4049: NEWNM(m); d = DL(m);
4050: for ( i = 0, curlen = 1; i < n2; i++ ) {
4051: a = GET_EXP(d0,i); b = GET_EXP(d1,n2+i);
4052: k = GET_EXP(d0,n2+i); l = GET_EXP(d1,i);
4053: /* xi^a*(Di^k*xi^l)*Di^b */
4054: a += l; b += k;
4055: s = MUL_WEIGHT(a,i)+MUL_WEIGHT(b,n2+i);
4056: if ( !k || !l ) {
4057: for ( j = 0; j < curlen; j++ )
4058: if ( t = tab[j] ) {
4059: dt = DL(t);
4060: PUT_EXP(dt,i,a); PUT_EXP(dt,n2+i,b); TD(dt) += s;
4061: if ( nd_blockmask ) ndl_weight_mask(dt);
4062: }
4063: curlen *= k+1;
4064: continue;
4065: }
4066: min = MIN(k,l);
4067: if ( mod ) {
4068: ctab = (UINT *)ALLOCA((min+1)*sizeof(UINT));
4069: mkwcm(k,l,mod,ctab);
4070: } else {
4071: ctab_q = (Q *)ALLOCA((min+1)*sizeof(Q));
4072: mkwc(k,l,ctab_q);
4073: }
4074: for ( j = min; j >= 0; j-- ) {
4075: for ( u = 0; u < nd_wpd; u++ ) d[u] = 0;
4076: PUT_EXP(d,i,a-j); PUT_EXP(d,n2+i,b-j);
4077: h = MUL_WEIGHT(a-j,i)+MUL_WEIGHT(b-j,n2+i);
4078: if ( homo ) {
4079: TD(d) = s;
4080: PUT_EXP(d,n-1,s-h);
4081: } else TD(d) = h;
4082: if ( nd_blockmask ) ndl_weight_mask(d);
4083: if ( mod ) c = ctab[j];
4084: else q = ctab_q[j];
4085: p = tab+curlen*j;
4086: if ( j == 0 ) {
4087: for ( u = 0; u < curlen; u++, p++ ) {
4088: if ( tab[u] ) {
4089: ndl_addto(DL(tab[u]),d);
4090: if ( mod ) {
4091: c0 = CM(tab[u]); DMAR(c0,c,0,mod,c1); CM(tab[u]) = c1;
4092: } else {
4093: mulq(CQ(tab[u]),q,&q1); CQ(tab[u]) = q1;
4094: }
4095: }
4096: }
4097: } else {
4098: for ( u = 0; u < curlen; u++, p++ ) {
4099: if ( tab[u] ) {
4100: NEWNM(t);
4101: ndl_add(DL(tab[u]),d,DL(t));
4102: if ( mod ) {
4103: c0 = CM(tab[u]); DMAR(c0,c,0,mod,c1); CM(t) = c1;
4104: } else
4105: mulq(CQ(tab[u]),q,&CQ(t));
4106: *p = t;
4107: }
4108: }
4109: }
4110: }
4111: curlen *= k+1;
4112: }
4113: FREENM(m);
1.167 noro 4114: if ( nd_module ) {
1.166 noro 4115: mpos = MPOS(d1);
1.167 noro 4116: for ( i = 0; i < tlen; i++ )
4117: if ( tab[i] ) {
4118: d = DL(tab[i]);
4119: MPOS(d) = mpos;
4120: TD(d) = ndl_weight(d);
4121: }
4122: }
1.55 noro 4123: }
4124:
1.63 noro 4125: ND ndv_mul_nm_symbolic(NM m0,NDV p)
4126: {
1.157 noro 4127: NM mr,mr0;
4128: NMV m;
4129: UINT *d,*dt,*dm;
4130: int c,n,td,i,c1,c2,len;
4131: Q q;
4132: ND r;
4133:
4134: if ( !p ) return 0;
4135: else {
4136: n = NV(p); m = BDY(p);
4137: d = DL(m0);
4138: len = LEN(p);
4139: mr0 = 0;
4140: td = TD(d);
4141: c = CM(m0);
4142: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
4143: NEXTNM(mr0,mr);
4144: CM(mr) = 1;
4145: ndl_add(DL(m),d,DL(mr));
4146: }
4147: NEXT(mr) = 0;
4148: MKND(NV(p),mr0,len,r);
4149: SG(r) = SG(p) + TD(d);
4150: return r;
4151: }
1.63 noro 4152: }
4153:
1.55 noro 4154: ND ndv_mul_nm(int mod,NM m0,NDV p)
1.9 noro 4155: {
1.157 noro 4156: NM mr,mr0;
4157: NMV m;
4158: UINT *d,*dt,*dm;
4159: int c,n,td,i,c1,c2,len;
4160: P q;
4161: ND r;
4162:
4163: if ( !p ) return 0;
4164: else if ( do_weyl )
4165: if ( mod == -1 )
4166: error("ndv_mul_nm : not implemented (weyl)");
4167: else
4168: return weyl_ndv_mul_nm(mod,m0,p);
4169: else {
4170: n = NV(p); m = BDY(p);
4171: d = DL(m0);
4172: len = LEN(p);
4173: mr0 = 0;
4174: td = TD(d);
4175: if ( mod == -1 ) {
4176: c = CM(m0);
4177: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
4178: NEXTNM(mr0,mr);
4179: CM(mr) = _mulsf(CM(m),c);
4180: ndl_add(DL(m),d,DL(mr));
4181: }
4182: } else if ( mod ) {
4183: c = CM(m0);
4184: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
4185: NEXTNM(mr0,mr);
4186: c1 = CM(m);
4187: DMAR(c1,c,0,mod,c2);
4188: CM(mr) = c2;
4189: ndl_add(DL(m),d,DL(mr));
4190: }
4191: } else {
4192: q = CP(m0);
4193: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
4194: NEXTNM(mr0,mr);
4195: mulp(nd_vc,CP(m),q,&CP(mr));
4196: ndl_add(DL(m),d,DL(mr));
4197: }
4198: }
4199: NEXT(mr) = 0;
4200: MKND(NV(p),mr0,len,r);
4201: SG(r) = SG(p) + TD(d);
4202: return r;
4203: }
1.4 noro 4204: }
4205:
1.104 noro 4206: ND nd_quo(int mod,PGeoBucket bucket,NDV d)
1.99 noro 4207: {
1.157 noro 4208: NM mq0,mq;
4209: NMV tm;
4210: Q q;
4211: int i,nv,sg,c,c1,c2,hindex;
4212: ND p,t,r;
4213: N tnm;
4214:
4215: if ( bucket->m < 0 ) return 0;
4216: else {
4217: nv = NV(d);
4218: mq0 = 0;
4219: tm = (NMV)ALLOCA(nmv_adv);
4220: while ( 1 ) {
4221: hindex = mod?head_pbucket(mod,bucket):head_pbucket_q(bucket);
4222: if ( hindex < 0 ) break;
4223: p = bucket->body[hindex];
4224: NEXTNM(mq0,mq);
4225: ndl_sub(HDL(p),HDL(d),DL(mq));
4226: ndl_copy(DL(mq),DL(tm));
4227: if ( mod ) {
4228: c1 = invm(HCM(d),mod); c2 = HCM(p);
4229: DMAR(c1,c2,0,mod,c); CM(mq) = c;
4230: CM(tm) = mod-c;
4231: } else {
4232: divsn(NM(HCQ(p)),NM(HCQ(d)),&tnm);
4233: NTOQ(tnm,SGN(HCQ(p))*SGN(HCQ(d)),CQ(mq));
4234: chsgnq(CQ(mq),&CQ(tm));
4235: }
4236: t = ndv_mul_nmv_trunc(mod,tm,d,HDL(d));
4237: bucket->body[hindex] = nd_remove_head(p);
4238: t = nd_remove_head(t);
4239: add_pbucket(mod,bucket,t);
4240: }
4241: if ( !mq0 )
4242: r = 0;
4243: else {
4244: NEXT(mq) = 0;
4245: for ( i = 0, mq = mq0; mq; mq = NEXT(mq), i++ );
4246: MKND(nv,mq0,i,r);
4247: /* XXX */
4248: SG(r) = HTD(r);
4249: }
4250: return r;
4251: }
1.99 noro 4252: }
4253:
1.43 noro 4254: void ndv_realloc(NDV p,int obpe,int oadv,EPOS oepos)
1.11 noro 4255: {
1.157 noro 4256: NMV m,mr,mr0,t;
4257: int len,i,k;
1.11 noro 4258:
1.157 noro 4259: if ( !p ) return;
4260: m = BDY(p); len = LEN(p);
4261: mr0 = nmv_adv>oadv?(NMV)REALLOC(BDY(p),len*nmv_adv):BDY(p);
4262: m = (NMV)((char *)mr0+(len-1)*oadv);
4263: mr = (NMV)((char *)mr0+(len-1)*nmv_adv);
4264: t = (NMV)ALLOCA(nmv_adv);
4265: for ( i = 0; i < len; i++, NMV_OPREV(m), NMV_PREV(mr) ) {
4266: CQ(t) = CQ(m);
4267: for ( k = 0; k < nd_wpd; k++ ) DL(t)[k] = 0;
4268: ndl_reconstruct(DL(m),DL(t),obpe,oepos);
4269: CQ(mr) = CQ(t);
4270: ndl_copy(DL(t),DL(mr));
4271: }
4272: BDY(p) = mr0;
1.61 noro 4273: }
4274:
4275: NDV ndv_dup_realloc(NDV p,int obpe,int oadv,EPOS oepos)
4276: {
1.157 noro 4277: NMV m,mr,mr0;
4278: int len,i;
4279: NDV r;
4280:
4281: if ( !p ) return 0;
4282: m = BDY(p); len = LEN(p);
4283: mr0 = mr = (NMV)MALLOC(len*nmv_adv);
4284: for ( i = 0; i < len; i++, NMV_OADV(m), NMV_ADV(mr) ) {
4285: ndl_zero(DL(mr));
4286: ndl_reconstruct(DL(m),DL(mr),obpe,oepos);
4287: CQ(mr) = CQ(m);
4288: }
4289: MKNDV(NV(p),mr0,len,r);
4290: SG(r) = SG(p);
4291: return r;
1.11 noro 4292: }
4293:
1.61 noro 4294: /* duplicate p */
4295:
4296: NDV ndv_dup(int mod,NDV p)
1.3 noro 4297: {
1.157 noro 4298: NDV d;
4299: NMV t,m,m0;
4300: int i,len;
4301:
4302: if ( !p ) return 0;
4303: len = LEN(p);
4304: m0 = m = (NMV)(mod?MALLOC_ATOMIC(len*nmv_adv):MALLOC(len*nmv_adv));
4305: for ( t = BDY(p), i = 0; i < len; i++, NMV_ADV(t), NMV_ADV(m) ) {
4306: ndl_copy(DL(t),DL(m));
4307: CQ(m) = CQ(t);
4308: }
4309: MKNDV(NV(p),m0,len,d);
4310: SG(d) = SG(p);
4311: return d;
1.23 noro 4312: }
4313:
1.63 noro 4314: ND nd_dup(ND p)
4315: {
1.157 noro 4316: ND d;
4317: NM t,m,m0;
1.63 noro 4318:
1.157 noro 4319: if ( !p ) return 0;
4320: for ( m0 = 0, t = BDY(p); t; t = NEXT(t) ) {
4321: NEXTNM(m0,m);
4322: ndl_copy(DL(t),DL(m));
4323: CQ(m) = CQ(t);
4324: }
4325: if ( m0 ) NEXT(m) = 0;
4326: MKND(NV(p),m0,LEN(p),d);
4327: SG(d) = SG(p);
4328: return d;
1.63 noro 4329: }
4330:
1.61 noro 4331: /* XXX if p->len == 0 then it represents 0 */
4332:
4333: void ndv_mod(int mod,NDV p)
4334: {
1.157 noro 4335: NMV t,d;
4336: int r,s,u;
4337: int i,len,dlen;
4338: P cp;
4339: Q c;
4340: Obj gfs;
4341:
4342: if ( !p ) return;
4343: len = LEN(p);
4344: dlen = 0;
4345: if ( mod == -1 )
4346: for ( t = d = BDY(p), i = 0; i < len; i++, NMV_ADV(t) ) {
4347: simp_ff((Obj)CP(t),&gfs);
4348: r = FTOIF(CONT((GFS)gfs));
4349: CM(d) = r;
4350: ndl_copy(DL(t),DL(d));
4351: NMV_ADV(d);
4352: dlen++;
4353: }
4354: else
4355: for ( t = d = BDY(p), i = 0; i < len; i++, NMV_ADV(t) ) {
4356: if ( nd_vc ) {
4357: nd_subst_vector(nd_vc,CP(t),nd_subst,&cp);
4358: c = (Q)cp;
4359: } else
4360: c = CQ(t);
4361: r = rem(NM(c),mod);
4362: if ( r ) {
4363: if ( SGN(c) < 0 )
4364: r = mod-r;
4365: if ( DN(c) ) {
4366: s = rem(DN(c),mod);
4367: if ( !s )
4368: error("ndv_mod : division by 0");
4369: s = invm(s,mod);
4370: DMAR(r,s,0,mod,u); r = u;
4371: }
4372: CM(d) = r;
4373: ndl_copy(DL(t),DL(d));
4374: NMV_ADV(d);
4375: dlen++;
4376: }
4377: }
4378: LEN(p) = dlen;
1.61 noro 4379: }
4380:
4381: NDV ptondv(VL vl,VL dvl,P p)
4382: {
1.157 noro 4383: ND nd;
4384:
4385: nd = ptond(vl,dvl,p);
4386: return ndtondv(0,nd);
4387: }
1.61 noro 4388:
1.157 noro 4389: void pltozpl(LIST l,Q *cont,LIST *pp)
4390: {
4391: NODE nd,nd1;
4392: int n;
4393: P *pl;
4394: Q *cl;
4395: int i;
4396: P dmy;
4397: Q dvr;
4398: LIST r;
4399:
4400: nd = BDY(l); n = length(nd);
4401: pl = (P *)ALLOCA(n*sizeof(P));
4402: cl = (Q *)ALLOCA(n*sizeof(P));
4403: for ( i = 0; i < n; i++, nd = NEXT(nd) )
4404: ptozp((P)BDY(nd),1,&cl[i],&dmy);
4405: qltozl(cl,n,&dvr);
4406: nd = BDY(l);
4407: for ( i = 0; i < n; i++, nd = NEXT(nd) ) {
4408: divsp(CO,(P)BDY(nd),(P)dvr,&pl[i]);
4409: }
4410: nd = 0;
4411: for ( i = n-1; i >= 0; i-- ) {
4412: MKNODE(nd1,pl[i],nd); nd = nd1;
4413: }
4414: MKLIST(r,nd);
4415: *pp = r;
4416: }
4417:
4418: /* (a1,a2,...,an) -> a1*e(1)+...+an*e(n) */
4419:
4420: NDV pltondv(VL vl,VL dvl,LIST p)
4421: {
4422: int i;
4423: NODE t;
4424: ND r,ri;
4425: NM m;
4426:
4427: if ( !nd_module ) error("pltond : module order must be set");
4428: r = 0;
4429: for ( i = 1, t = BDY(p); t; t = NEXT(t), i++ ) {
4430: ri = ptond(vl,dvl,(P)BDY(t));
1.163 noro 4431: if ( ri )
4432: for ( m = BDY(ri); m; m = NEXT(m) ) {
1.167 noro 4433: MPOS(DL(m)) = i;
4434: TD(DL(m)) = ndl_weight(DL(m));
1.163 noro 4435: if ( nd_blockmask ) ndl_weight_mask(DL(m));
4436: }
1.157 noro 4437: r = nd_add(0,r,ri);
4438: }
4439: return ndtondv(0,r);
1.61 noro 4440: }
4441:
4442: ND ptond(VL vl,VL dvl,P p)
1.23 noro 4443: {
1.157 noro 4444: int n,i,j,k,e;
4445: VL tvl;
4446: V v;
4447: DCP dc;
4448: DCP *w;
4449: ND r,s,t,u;
4450: P x;
4451: int c;
4452: UINT *d;
4453: NM m,m0;
4454:
4455: if ( !p )
4456: return 0;
4457: else if ( NUM(p) ) {
4458: NEWNM(m);
4459: ndl_zero(DL(m));
4460: CQ(m) = (Q)p;
4461: NEXT(m) = 0;
4462: MKND(nd_nvar,m,1,r);
4463: SG(r) = 0;
4464: return r;
4465: } else {
4466: for ( dc = DC(p), k = 0; dc; dc = NEXT(dc), k++ );
4467: w = (DCP *)ALLOCA(k*sizeof(DCP));
4468: for ( dc = DC(p), j = 0; j < k; dc = NEXT(dc), j++ ) w[j] = dc;
4469: for ( i = 0, tvl = dvl, v = VR(p);
4470: tvl && tvl->v != v; tvl = NEXT(tvl), i++ );
4471: if ( !tvl ) {
4472: for ( j = k-1, s = 0, MKV(v,x); j >= 0; j-- ) {
4473: t = ptond(vl,dvl,COEF(w[j]));
4474: pwrp(vl,x,DEG(w[j]),&p);
4475: nd_mul_c_p(CO,t,p); s = nd_add(0,s,t);
4476: }
4477: return s;
4478: } else {
4479: NEWNM(m0); d = DL(m0);
4480: for ( j = k-1, s = 0; j >= 0; j-- ) {
4481: ndl_zero(d); e = QTOS(DEG(w[j])); PUT_EXP(d,i,e);
4482: TD(d) = MUL_WEIGHT(e,i);
4483: if ( nd_blockmask) ndl_weight_mask(d);
4484: if ( nd_module ) MPOS(d) = 0;
4485: t = ptond(vl,dvl,COEF(w[j]));
4486: for ( m = BDY(t); m; m = NEXT(m) )
4487: ndl_addto(DL(m),d);
4488: SG(t) += TD(d);
4489: s = nd_add(0,s,t);
4490: }
4491: FREENM(m0);
4492: return s;
4493: }
4494: }
1.61 noro 4495: }
4496:
4497: P ndvtop(int mod,VL vl,VL dvl,NDV p)
4498: {
1.157 noro 4499: VL tvl;
4500: int len,n,j,i,e;
4501: NMV m;
4502: Q q;
4503: P c;
4504: UINT *d;
4505: P s,r,u,t,w;
4506: GFS gfs;
4507:
4508: if ( !p ) return 0;
4509: else {
4510: len = LEN(p);
4511: n = NV(p);
4512: m = (NMV)(((char *)BDY(p))+nmv_adv*(len-1));
4513: for ( j = len-1, s = 0; j >= 0; j--, NMV_PREV(m) ) {
4514: if ( mod == -1 ) {
4515: e = IFTOF(CM(m)); MKGFS(e,gfs); c = (P)gfs;
4516: } else if ( mod ) {
4517: STOQ(CM(m),q); c = (P)q;
4518: } else
4519: c = CP(m);
4520: d = DL(m);
4521: for ( i = 0, t = c, tvl = dvl; i < n; tvl = NEXT(tvl), i++ ) {
4522: MKV(tvl->v,r); e = GET_EXP(d,i); STOQ(e,q);
4523: pwrp(vl,r,q,&u); mulp(vl,t,u,&w); t = w;
4524: }
4525: addp(vl,s,t,&u); s = u;
4526: }
4527: return s;
4528: }
4529: }
4530:
4531: LIST ndvtopl(int mod,VL vl,VL dvl,NDV p,int rank)
4532: {
4533: VL tvl;
4534: int len,n,j,i,e;
4535: NMV m;
4536: Q q;
4537: P c;
4538: UINT *d;
4539: P s,r,u,t,w;
4540: GFS gfs;
4541: P *a;
4542: LIST l;
4543: NODE nd,nd1;
4544:
4545: if ( !p ) return 0;
4546: else {
4547: a = (P *)ALLOCA((rank+1)*sizeof(P));
4548: for ( i = 0; i <= rank; i++ ) a[i] = 0;
4549: len = LEN(p);
4550: n = NV(p);
4551: m = (NMV)(((char *)BDY(p))+nmv_adv*(len-1));
4552: for ( j = len-1; j >= 0; j--, NMV_PREV(m) ) {
4553: if ( mod == -1 ) {
4554: e = IFTOF(CM(m)); MKGFS(e,gfs); c = (P)gfs;
4555: } else if ( mod ) {
4556: STOQ(CM(m),q); c = (P)q;
4557: } else
4558: c = CP(m);
4559: d = DL(m);
4560: for ( i = 0, t = c, tvl = dvl; i < n; tvl = NEXT(tvl), i++ ) {
4561: MKV(tvl->v,r); e = GET_EXP(d,i); STOQ(e,q);
4562: pwrp(vl,r,q,&u); mulp(vl,t,u,&w); t = w;
4563: }
4564: addp(vl,a[MPOS(d)],t,&u); a[MPOS(d)] = u;
4565: }
4566: nd = 0;
4567: for ( i = rank; i > 0; i-- ) {
4568: MKNODE(nd1,a[i],nd); nd = nd1;
4569: }
4570: MKLIST(l,nd);
4571: return l;
4572: }
1.3 noro 4573: }
4574:
1.61 noro 4575: NDV ndtondv(int mod,ND p)
1.11 noro 4576: {
1.157 noro 4577: NDV d;
4578: NMV m,m0;
4579: NM t;
4580: int i,len;
4581:
4582: if ( !p ) return 0;
4583: len = LEN(p);
4584: if ( mod )
4585: m0 = m = (NMV)GC_malloc_atomic_ignore_off_page(len*nmv_adv);
4586: else
4587: m0 = m = MALLOC(len*nmv_adv);
1.103 noro 4588: #if 0
1.157 noro 4589: ndv_alloc += nmv_adv*len;
1.103 noro 4590: #endif
1.157 noro 4591: for ( t = BDY(p), i = 0; t; t = NEXT(t), i++, NMV_ADV(m) ) {
4592: ndl_copy(DL(t),DL(m));
4593: CQ(m) = CQ(t);
4594: }
4595: MKNDV(NV(p),m0,len,d);
4596: SG(d) = SG(p);
4597: return d;
1.11 noro 4598: }
4599:
1.61 noro 4600: ND ndvtond(int mod,NDV p)
1.11 noro 4601: {
1.157 noro 4602: ND d;
4603: NM m,m0;
4604: NMV t;
4605: int i,len;
4606:
4607: if ( !p ) return 0;
4608: m0 = 0;
4609: len = p->len;
4610: for ( t = BDY(p), i = 0; i < len; NMV_ADV(t), i++ ) {
4611: NEXTNM(m0,m);
4612: ndl_copy(DL(t),DL(m));
4613: CQ(m) = CQ(t);
4614: }
4615: NEXT(m) = 0;
4616: MKND(NV(p),m0,len,d);
4617: SG(d) = SG(p);
4618: return d;
1.11 noro 4619: }
4620:
1.3 noro 4621: void ndv_print(NDV p)
4622: {
1.157 noro 4623: NMV m;
4624: int i,len;
1.3 noro 4625:
1.157 noro 4626: if ( !p ) printf("0\n");
4627: else {
4628: len = LEN(p);
4629: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
4630: if ( CM(m) & 0x80000000 ) printf("+@_%d*",IFTOF(CM(m)));
4631: else printf("+%d*",CM(m));
4632: ndl_print(DL(m));
4633: }
4634: printf("\n");
4635: }
1.16 noro 4636: }
4637:
1.113 noro 4638: void ndv_print_q(NDV p)
1.16 noro 4639: {
1.157 noro 4640: NMV m;
4641: int i,len;
1.16 noro 4642:
1.157 noro 4643: if ( !p ) printf("0\n");
4644: else {
4645: len = LEN(p);
4646: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
4647: printf("+");
4648: printexpr(CO,(Obj)CQ(m));
4649: printf("*");
4650: ndl_print(DL(m));
4651: }
4652: printf("\n");
4653: }
1.25 noro 4654: }
4655:
1.167 noro 4656: NODE ndv_reducebase(NODE x,int *perm)
1.27 noro 4657: {
1.157 noro 4658: int len,i,j;
1.167 noro 4659: NDVI w;
1.157 noro 4660: NODE t,t0;
4661:
4662: len = length(x);
1.167 noro 4663: w = (NDVI)ALLOCA(len*sizeof(struct oNDVI));
4664: for ( i = 0, t = x; i < len; i++, t = NEXT(t) ) {
4665: w[i].p = BDY(t); w[i].i = perm[i];
4666: }
1.157 noro 4667: for ( i = 0; i < len; i++ ) {
4668: for ( j = 0; j < i; j++ ) {
1.167 noro 4669: if ( w[i].p && w[j].p )
4670: if ( ndl_reducible(HDL(w[i].p),HDL(w[j].p)) ) w[i].p = 0;
4671: else if ( ndl_reducible(HDL(w[j].p),HDL(w[i].p)) ) w[j].p = 0;
1.157 noro 4672: }
4673: }
1.167 noro 4674: for ( i = j = 0, t0 = 0; i < len; i++ ) {
4675: if ( w[i].p ) {
4676: NEXTNODE(t0,t); BDY(t) = (pointer)w[i].p;
4677: perm[j++] = w[i].i;
4678: }
1.157 noro 4679: }
4680: NEXT(t) = 0; x = t0;
4681: return x;
1.11 noro 4682: }
1.32 noro 4683:
1.43 noro 4684: /* XXX incomplete */
4685:
1.32 noro 4686: void nd_init_ord(struct order_spec *ord)
4687: {
1.157 noro 4688: nd_module = (ord->id >= 256);
4689: switch ( ord->id ) {
4690: case 0:
4691: switch ( ord->ord.simple ) {
4692: case 0:
4693: nd_dcomp = 1;
4694: nd_isrlex = 1;
4695: break;
4696: case 1:
4697: nd_dcomp = 1;
4698: nd_isrlex = 0;
4699: break;
4700: case 2:
4701: nd_dcomp = 0;
4702: nd_isrlex = 0;
4703: ndl_compare_function = ndl_lex_compare;
4704: break;
4705: case 11:
4706: /* XXX */
4707: nd_dcomp = 0;
4708: nd_isrlex = 1;
4709: ndl_compare_function = ndl_ww_lex_compare;
4710: break;
4711: default:
4712: error("nd_gr : unsupported order");
4713: }
4714: break;
4715: case 1:
4716: /* block order */
4717: /* XXX */
4718: nd_dcomp = -1;
4719: nd_isrlex = 0;
4720: ndl_compare_function = ndl_block_compare;
4721: break;
4722: case 2:
4723: /* matrix order */
4724: /* XXX */
4725: nd_dcomp = -1;
4726: nd_isrlex = 0;
4727: nd_matrix_len = ord->ord.matrix.row;
4728: nd_matrix = ord->ord.matrix.matrix;
4729: ndl_compare_function = ndl_matrix_compare;
4730: break;
4731: case 3:
4732: /* composite order */
4733: nd_dcomp = -1;
4734: nd_isrlex = 0;
4735: nd_worb_len = ord->ord.composite.length;
4736: nd_worb = ord->ord.composite.w_or_b;
4737: ndl_compare_function = ndl_composite_compare;
4738: break;
4739:
4740: /* module order */
4741: case 256:
1.160 noro 4742: nd_ispot = ord->ispot;
1.157 noro 4743: nd_dcomp = -1;
4744: switch ( ord->ord.simple ) {
4745: case 0:
1.167 noro 4746: nd_isrlex = 1;
1.157 noro 4747: ndl_compare_function = ndl_module_grlex_compare;
4748: break;
4749: case 1:
1.167 noro 4750: nd_isrlex = 0;
1.157 noro 4751: ndl_compare_function = ndl_module_glex_compare;
4752: break;
4753: case 2:
1.167 noro 4754: nd_isrlex = 0;
1.157 noro 4755: ndl_compare_function = ndl_module_lex_compare;
4756: break;
4757: default:
4758: error("nd_gr : unsupported order");
4759: }
4760: break;
4761: case 257:
4762: /* block order */
4763: ndl_compare_function = ndl_module_block_compare;
4764: break;
4765: case 258:
4766: /* matrix order */
4767: nd_matrix_len = ord->ord.matrix.row;
4768: nd_matrix = ord->ord.matrix.matrix;
4769: ndl_compare_function = ndl_module_matrix_compare;
4770: break;
4771: case 259:
4772: /* composite order */
4773: nd_worb_len = ord->ord.composite.length;
4774: nd_worb = ord->ord.composite.w_or_b;
4775: ndl_compare_function = ndl_module_composite_compare;
4776: break;
4777: }
4778: nd_ord = ord;
1.32 noro 4779: }
4780:
1.43 noro 4781: BlockMask nd_create_blockmask(struct order_spec *ord)
4782: {
1.157 noro 4783: int n,i,j,s,l;
4784: UINT *t;
4785: BlockMask bm;
4786:
4787: /* we only create mask table for block order */
1.164 noro 4788: if ( ord->id != 1 && ord->id != 257 )
1.157 noro 4789: return 0;
4790: n = ord->ord.block.length;
4791: bm = (BlockMask)MALLOC(sizeof(struct oBlockMask));
4792: bm->n = n;
4793: bm->order_pair = ord->ord.block.order_pair;
4794: bm->mask = (UINT **)MALLOC(n*sizeof(UINT *));
4795: for ( i = 0, s = 0; i < n; i++ ) {
4796: bm->mask[i] = t = (UINT *)MALLOC_ATOMIC(nd_wpd*sizeof(UINT));
4797: for ( j = 0; j < nd_wpd; j++ ) t[j] = 0;
4798: l = bm->order_pair[i].length;
4799: for ( j = 0; j < l; j++, s++ ) PUT_EXP(t,s,nd_mask0);
4800: }
4801: return bm;
1.57 noro 4802: }
4803:
4804: EPOS nd_create_epos(struct order_spec *ord)
4805: {
1.157 noro 4806: int i,j,l,s,ord_l,ord_o;
4807: EPOS epos;
4808: struct order_pair *op;
4809:
4810: epos = (EPOS)MALLOC_ATOMIC(nd_nvar*sizeof(struct oEPOS));
4811: switch ( ord->id ) {
1.164 noro 4812: case 0: case 256:
1.157 noro 4813: if ( nd_isrlex ) {
4814: for ( i = 0; i < nd_nvar; i++ ) {
4815: epos[i].i = nd_exporigin + (nd_nvar-1-i)/nd_epw;
4816: epos[i].s = (nd_epw-((nd_nvar-1-i)%nd_epw)-1)*nd_bpe;
4817: }
4818: } else {
4819: for ( i = 0; i < nd_nvar; i++ ) {
4820: epos[i].i = nd_exporigin + i/nd_epw;
4821: epos[i].s = (nd_epw-(i%nd_epw)-1)*nd_bpe;
4822: }
4823: }
4824: break;
1.164 noro 4825: case 1: case 257:
1.157 noro 4826: /* block order */
4827: l = ord->ord.block.length;
4828: op = ord->ord.block.order_pair;
4829: for ( j = 0, s = 0; j < l; j++ ) {
4830: ord_o = op[j].order;
4831: ord_l = op[j].length;
4832: if ( !ord_o )
4833: for ( i = 0; i < ord_l; i++ ) {
4834: epos[s+i].i = nd_exporigin + (s+ord_l-i-1)/nd_epw;
4835: epos[s+i].s = (nd_epw-((s+ord_l-i-1)%nd_epw)-1)*nd_bpe;
4836: }
4837: else
4838: for ( i = 0; i < ord_l; i++ ) {
4839: epos[s+i].i = nd_exporigin + (s+i)/nd_epw;
4840: epos[s+i].s = (nd_epw-((s+i)%nd_epw)-1)*nd_bpe;
4841: }
4842: s += ord_l;
4843: }
4844: break;
4845: case 2:
4846: /* matrix order */
4847: case 3:
4848: /* composite order */
1.167 noro 4849: default:
1.157 noro 4850: for ( i = 0; i < nd_nvar; i++ ) {
4851: epos[i].i = nd_exporigin + i/nd_epw;
4852: epos[i].s = (nd_epw-(i%nd_epw)-1)*nd_bpe;
4853: }
4854: break;
4855: }
4856: return epos;
1.43 noro 4857: }
1.59 noro 4858:
4859: /* external interface */
4860:
4861: void nd_nf_p(P f,LIST g,LIST v,int m,struct order_spec *ord,P *rp)
4862: {
1.157 noro 4863: NODE t,in0,in;
4864: ND nd,nf;
4865: NDV ndv;
4866: VL vv,tv;
4867: int stat,nvar,max,e;
4868: union oNDC dn;
4869: Q cont;
4870: P pp;
4871:
4872: if ( !f ) {
4873: *rp = 0;
4874: return;
4875: }
4876: pltovl(v,&vv);
4877: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
4878:
4879: /* get the degree bound */
4880: for ( t = BDY(g), max = 0; t; t = NEXT(t) )
4881: for ( tv = vv; tv; tv = NEXT(tv) ) {
4882: e = getdeg(tv->v,(P)BDY(t));
4883: max = MAX(e,max);
4884: }
4885: for ( tv = vv; tv; tv = NEXT(tv) ) {
4886: e = getdeg(tv->v,f);
4887: max = MAX(e,max);
4888: }
4889:
4890: nd_init_ord(ord);
4891: nd_setup_parameters(nvar,max);
4892:
4893: /* conversion to ndv */
4894: for ( in0 = 0, t = BDY(g); t; t = NEXT(t) ) {
4895: NEXTNODE(in0,in);
4896: ptozp((P)BDY(t),1,&cont,&pp);
4897: BDY(in) = (pointer)ptondv(CO,vv,pp);
4898: if ( m ) ndv_mod(m,(NDV)BDY(in));
4899: }
4900: NEXTNODE(in0,in);
4901: BDY(in) = (pointer)ptondv(CO,vv,f);
4902: if ( m ) ndv_mod(m,(NDV)BDY(in));
4903: NEXT(in) = 0;
4904:
4905: /* dont sort, dont removecont */
4906: ndv_setup(m,0,in0,1,1);
4907: nd_psn--;
4908: nd_scale=2;
4909: while ( 1 ) {
4910: nd = (pointer)ndvtond(m,nd_ps[nd_psn]);
4911: stat = nd_nf(m,0,nd,nd_ps,1,0,&nf);
4912: if ( !stat ) {
4913: nd_psn++;
4914: nd_reconstruct(0,0);
4915: nd_psn--;
4916: } else
4917: break;
4918: }
4919: *rp = ndvtop(m,CO,vv,ndtondv(m,nf));
1.63 noro 4920: }
4921:
4922: int nd_to_vect(int mod,UINT *s0,int n,ND d,UINT *r)
4923: {
1.157 noro 4924: NM m;
4925: UINT *t,*s;
4926: int i;
4927:
4928: for ( i = 0; i < n; i++ ) r[i] = 0;
4929: for ( i = 0, s = s0, m = BDY(d); m; m = NEXT(m) ) {
4930: t = DL(m);
4931: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
4932: r[i] = CM(m);
4933: }
4934: for ( i = 0; !r[i]; i++ );
4935: return i;
1.63 noro 4936: }
4937:
1.113 noro 4938: int nd_to_vect_q(UINT *s0,int n,ND d,Q *r)
1.74 noro 4939: {
1.157 noro 4940: NM m;
4941: UINT *t,*s;
4942: int i;
4943:
4944: for ( i = 0; i < n; i++ ) r[i] = 0;
4945: for ( i = 0, s = s0, m = BDY(d); m; m = NEXT(m) ) {
4946: t = DL(m);
4947: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
4948: r[i] = CQ(m);
4949: }
4950: for ( i = 0; !r[i]; i++ );
4951: return i;
1.74 noro 4952: }
4953:
1.129 noro 4954: Q *nm_ind_pair_to_vect(int mod,UINT *s0,int n,NM_ind_pair pair)
4955: {
1.157 noro 4956: NM m;
4957: NMV mr;
4958: UINT *d,*t,*s;
4959: NDV p;
4960: int i,j,len;
4961: Q *r;
4962:
4963: m = pair->mul;
4964: d = DL(m);
4965: p = nd_ps[pair->index];
4966: len = LEN(p);
4967: r = (Q *)CALLOC(n,sizeof(Q));
4968: t = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
4969: for ( i = j = 0, s = s0, mr = BDY(p); j < len; j++, NMV_ADV(mr) ) {
4970: ndl_add(d,DL(mr),t);
4971: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
4972: r[i] = CQ(mr);
4973: }
4974: return r;
1.129 noro 4975: }
4976:
1.67 noro 4977: IndArray nm_ind_pair_to_vect_compress(int mod,UINT *s0,int n,NM_ind_pair pair)
1.64 noro 4978: {
1.157 noro 4979: NM m;
4980: NMV mr;
4981: UINT *d,*t,*s;
4982: NDV p;
4983: unsigned char *ivc;
4984: unsigned short *ivs;
4985: UINT *v,*ivi,*s0v;
4986: int i,j,len,prev,diff,cdiff;
4987: IndArray r;
4988:
4989: m = pair->mul;
4990: d = DL(m);
4991: p = nd_ps[pair->index];
4992: len = LEN(p);
4993: t = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
4994: v = (unsigned int *)ALLOCA(len*sizeof(unsigned int));
4995: for ( i = j = 0, s = s0, mr = BDY(p); j < len; j++, NMV_ADV(mr) ) {
4996: ndl_add(d,DL(mr),t);
4997: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
4998: v[j] = i;
4999: }
5000: r = (IndArray)MALLOC(sizeof(struct oIndArray));
5001: r->head = v[0];
5002: diff = 0;
5003: for ( i = 1; i < len; i++ ) {
5004: cdiff = v[i]-v[i-1]; diff = MAX(cdiff,diff);
5005: }
5006: if ( diff < 256 ) {
5007: r->width = 1;
5008: ivc = (unsigned char *)MALLOC_ATOMIC(len*sizeof(unsigned char));
5009: r->index.c = ivc;
5010: for ( i = 1, ivc[0] = 0; i < len; i++ ) ivc[i] = v[i]-v[i-1];
5011: } else if ( diff < 65536 ) {
5012: r->width = 2;
5013: ivs = (unsigned short *)MALLOC_ATOMIC(len*sizeof(unsigned short));
5014: r->index.s = ivs;
5015: for ( i = 1, ivs[0] = 0; i < len; i++ ) ivs[i] = v[i]-v[i-1];
5016: } else {
5017: r->width = 4;
5018: ivi = (unsigned int *)MALLOC_ATOMIC(len*sizeof(unsigned int));
5019: r->index.i = ivi;
5020: for ( i = 1, ivi[0] = 0; i < len; i++ ) ivi[i] = v[i]-v[i-1];
5021: }
5022: return r;
1.64 noro 5023: }
5024:
1.135 noro 5025: int compress_array(Q *svect,Q *cvect,int n)
5026: {
1.157 noro 5027: int i,j;
1.135 noro 5028:
1.157 noro 5029: for ( i = j = 0; i < n; i++ )
5030: if ( svect[i] ) cvect[j++] = svect[i];
5031: return j;
1.135 noro 5032: }
5033:
5034: void expand_array(Q *svect,Q *cvect,int n)
5035: {
1.157 noro 5036: int i,j;
1.135 noro 5037:
1.157 noro 5038: for ( i = j = 0; j < n; i++ )
5039: if ( svect[i] ) svect[i] = cvect[j++];
1.135 noro 5040: }
5041:
1.133 noro 5042: int ndv_reduce_vect_q(Q *svect,int trace,int col,IndArray *imat,NM_ind_pair *rp0,int nred)
1.107 noro 5043: {
1.157 noro 5044: int i,j,k,len,pos,prev,nz;
5045: Q cs,mcs,c1,c2,cr,gcd,t;
5046: IndArray ivect;
5047: unsigned char *ivc;
5048: unsigned short *ivs;
5049: unsigned int *ivi;
5050: NDV redv;
5051: NMV mr;
5052: NODE rp;
5053: int maxrs;
5054: double hmag;
5055: Q *cvect;
5056:
5057: maxrs = 0;
5058: for ( i = 0; i < col && !svect[i]; i++ );
5059: if ( i == col ) return maxrs;
5060: hmag = p_mag((P)svect[i])*nd_scale;
5061: cvect = (Q *)ALLOCA(col*sizeof(Q));
5062: for ( i = 0; i < nred; i++ ) {
5063: ivect = imat[i];
5064: k = ivect->head;
5065: if ( svect[k] ) {
5066: maxrs = MAX(maxrs,rp0[i]->sugar);
5067: redv = trace?nd_ps_trace[rp0[i]->index]:nd_ps[rp0[i]->index];
5068: len = LEN(redv); mr = BDY(redv);
5069: igcd_cofactor(svect[k],CQ(mr),&gcd,&cs,&cr);
5070: chsgnq(cs,&mcs);
5071: if ( !UNIQ(cr) ) {
5072: for ( j = 0; j < col; j++ ) {
5073: mulq(svect[j],cr,&c1); svect[j] = c1;
5074: }
5075: }
5076: svect[k] = 0; prev = k;
5077: switch ( ivect->width ) {
5078: case 1:
5079: ivc = ivect->index.c;
5080: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5081: pos = prev+ivc[j]; prev = pos;
5082: mulq(CQ(mr),mcs,&c2); addq(svect[pos],c2,&t); svect[pos] = t;
5083: }
5084: break;
5085: case 2:
5086: ivs = ivect->index.s;
5087: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5088: pos = prev+ivs[j]; prev = pos;
5089: mulq(CQ(mr),mcs,&c2); addq(svect[pos],c2,&t); svect[pos] = t;
5090: }
5091: break;
5092: case 4:
5093: ivi = ivect->index.i;
5094: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5095: pos = prev+ivi[j]; prev = pos;
5096: mulq(CQ(mr),mcs,&c2); addq(svect[pos],c2,&t); svect[pos] = t;
5097: }
5098: break;
5099: }
5100: for ( j = k+1; j < col && !svect[j]; j++ );
5101: if ( j == col ) break;
5102: if ( hmag && ((double)p_mag((P)svect[j]) > hmag) ) {
5103: nz = compress_array(svect,cvect,col);
5104: removecont_array((P *)cvect,nz,1);
5105: expand_array(svect,cvect,nz);
5106: hmag = ((double)p_mag((P)svect[j]))*nd_scale;
5107: }
5108: }
5109: }
5110: nz = compress_array(svect,cvect,col);
5111: removecont_array((P *)cvect,nz,1);
5112: expand_array(svect,cvect,nz);
5113: if ( DP_Print ) {
5114: fprintf(asir_out,"-"); fflush(asir_out);
5115: }
5116: return maxrs;
1.107 noro 5117: }
5118:
1.76 noro 5119: int ndv_reduce_vect(int m,UINT *svect,int col,IndArray *imat,NM_ind_pair *rp0,int nred)
1.65 noro 5120: {
1.157 noro 5121: int i,j,k,len,pos,prev;
5122: UINT c,c1,c2,c3,up,lo,dmy;
5123: IndArray ivect;
5124: unsigned char *ivc;
5125: unsigned short *ivs;
5126: unsigned int *ivi;
5127: NDV redv;
5128: NMV mr;
5129: NODE rp;
5130: int maxrs;
5131:
5132: maxrs = 0;
5133: for ( i = 0; i < nred; i++ ) {
5134: ivect = imat[i];
5135: k = ivect->head; svect[k] %= m;
5136: if ( c = svect[k] ) {
5137: maxrs = MAX(maxrs,rp0[i]->sugar);
5138: c = m-c; redv = nd_ps[rp0[i]->index];
5139: len = LEN(redv); mr = BDY(redv);
5140: svect[k] = 0; prev = k;
5141: switch ( ivect->width ) {
5142: case 1:
5143: ivc = ivect->index.c;
5144: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5145: pos = prev+ivc[j]; c1 = CM(mr); c2 = svect[pos];
5146: prev = pos;
5147: DMA(c1,c,c2,up,lo);
5148: if ( up ) { DSAB(m,up,lo,dmy,c3); svect[pos] = c3;
5149: } else svect[pos] = lo;
5150: }
5151: break;
5152: case 2:
5153: ivs = ivect->index.s;
5154: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5155: pos = prev+ivs[j]; c1 = CM(mr); c2 = svect[pos];
5156: prev = pos;
5157: DMA(c1,c,c2,up,lo);
5158: if ( up ) { DSAB(m,up,lo,dmy,c3); svect[pos] = c3;
5159: } else svect[pos] = lo;
5160: }
5161: break;
5162: case 4:
5163: ivi = ivect->index.i;
5164: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5165: pos = prev+ivi[j]; c1 = CM(mr); c2 = svect[pos];
5166: prev = pos;
5167: DMA(c1,c,c2,up,lo);
5168: if ( up ) { DSAB(m,up,lo,dmy,c3); svect[pos] = c3;
5169: } else svect[pos] = lo;
5170: }
5171: break;
5172: }
5173: }
5174: }
5175: for ( i = 0; i < col; i++ )
5176: if ( svect[i] >= (UINT)m ) svect[i] %= m;
5177: return maxrs;
1.65 noro 5178: }
5179:
1.76 noro 5180: int ndv_reduce_vect_sf(int m,UINT *svect,int col,IndArray *imat,NM_ind_pair *rp0,int nred)
1.72 noro 5181: {
1.157 noro 5182: int i,j,k,len,pos,prev;
5183: UINT c,c1,c2,c3,up,lo,dmy;
5184: IndArray ivect;
5185: unsigned char *ivc;
5186: unsigned short *ivs;
5187: unsigned int *ivi;
5188: NDV redv;
5189: NMV mr;
5190: NODE rp;
5191: int maxrs;
5192:
5193: maxrs = 0;
5194: for ( i = 0; i < nred; i++ ) {
5195: ivect = imat[i];
5196: k = ivect->head; svect[k] %= m;
5197: if ( c = svect[k] ) {
5198: maxrs = MAX(maxrs,rp0[i]->sugar);
5199: c = _chsgnsf(c); redv = nd_ps[rp0[i]->index];
5200: len = LEN(redv); mr = BDY(redv);
5201: svect[k] = 0; prev = k;
5202: switch ( ivect->width ) {
5203: case 1:
5204: ivc = ivect->index.c;
5205: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5206: pos = prev+ivc[j]; prev = pos;
5207: svect[pos] = _addsf(_mulsf(CM(mr),c),svect[pos]);
5208: }
5209: break;
5210: case 2:
5211: ivs = ivect->index.s;
5212: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5213: pos = prev+ivs[j]; prev = pos;
5214: svect[pos] = _addsf(_mulsf(CM(mr),c),svect[pos]);
5215: }
5216: break;
5217: case 4:
5218: ivi = ivect->index.i;
5219: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
5220: pos = prev+ivi[j]; prev = pos;
5221: svect[pos] = _addsf(_mulsf(CM(mr),c),svect[pos]);
5222: }
5223: break;
5224: }
5225: }
5226: }
5227: return maxrs;
1.72 noro 5228: }
5229:
1.65 noro 5230: NDV vect_to_ndv(UINT *vect,int spcol,int col,int *rhead,UINT *s0vect)
5231: {
1.157 noro 5232: int j,k,len;
5233: UINT *p;
5234: UINT c;
5235: NDV r;
5236: NMV mr0,mr;
5237:
5238: for ( j = 0, len = 0; j < spcol; j++ ) if ( vect[j] ) len++;
5239: if ( !len ) return 0;
5240: else {
5241: mr0 = (NMV)GC_malloc_atomic_ignore_off_page(nmv_adv*len);
1.103 noro 5242: #if 0
1.157 noro 5243: ndv_alloc += nmv_adv*len;
1.103 noro 5244: #endif
1.157 noro 5245: mr = mr0;
5246: p = s0vect;
5247: for ( j = k = 0; j < col; j++, p += nd_wpd )
5248: if ( !rhead[j] ) {
5249: if ( c = vect[k++] ) {
5250: ndl_copy(p,DL(mr)); CM(mr) = c; NMV_ADV(mr);
5251: }
5252: }
5253: MKNDV(nd_nvar,mr0,len,r);
5254: return r;
5255: }
1.65 noro 5256: }
5257:
1.129 noro 5258: /* for preprocessed vector */
5259:
1.113 noro 5260: NDV vect_to_ndv_q(Q *vect,int spcol,int col,int *rhead,UINT *s0vect)
1.107 noro 5261: {
1.157 noro 5262: int j,k,len;
5263: UINT *p;
5264: Q c;
5265: NDV r;
5266: NMV mr0,mr;
5267:
5268: for ( j = 0, len = 0; j < spcol; j++ ) if ( vect[j] ) len++;
5269: if ( !len ) return 0;
5270: else {
5271: mr0 = (NMV)GC_malloc(nmv_adv*len);
1.107 noro 5272: #if 0
1.157 noro 5273: ndv_alloc += nmv_adv*len;
1.107 noro 5274: #endif
1.157 noro 5275: mr = mr0;
5276: p = s0vect;
5277: for ( j = k = 0; j < col; j++, p += nd_wpd )
5278: if ( !rhead[j] ) {
5279: if ( c = vect[k++] ) {
5280: if ( DN(c) )
5281: error("afo");
5282: ndl_copy(p,DL(mr)); CQ(mr) = c; NMV_ADV(mr);
5283: }
5284: }
5285: MKNDV(nd_nvar,mr0,len,r);
5286: return r;
5287: }
1.107 noro 5288: }
5289:
1.129 noro 5290: /* for plain vector */
5291:
5292: NDV plain_vect_to_ndv_q(Q *vect,int col,UINT *s0vect)
5293: {
1.157 noro 5294: int j,k,len;
5295: UINT *p;
5296: Q c;
5297: NDV r;
5298: NMV mr0,mr;
5299:
5300: for ( j = 0, len = 0; j < col; j++ ) if ( vect[j] ) len++;
5301: if ( !len ) return 0;
5302: else {
5303: mr0 = (NMV)GC_malloc(nmv_adv*len);
1.129 noro 5304: #if 0
1.157 noro 5305: ndv_alloc += nmv_adv*len;
1.129 noro 5306: #endif
1.157 noro 5307: mr = mr0;
5308: p = s0vect;
5309: for ( j = k = 0; j < col; j++, p += nd_wpd, k++ )
5310: if ( c = vect[k] ) {
5311: if ( DN(c) )
5312: error("afo");
5313: ndl_copy(p,DL(mr)); CQ(mr) = c; NMV_ADV(mr);
5314: }
5315: MKNDV(nd_nvar,mr0,len,r);
5316: return r;
5317: }
1.129 noro 5318: }
5319:
1.133 noro 5320: int nd_sp_f4(int m,int trace,ND_pairs l,PGeoBucket bucket)
1.65 noro 5321: {
1.157 noro 5322: ND_pairs t;
5323: NODE sp0,sp;
5324: int stat;
5325: ND spol;
5326:
5327: for ( t = l; t; t = NEXT(t) ) {
5328: stat = nd_sp(m,trace,t,&spol);
5329: if ( !stat ) return 0;
5330: if ( spol ) {
5331: add_pbucket_symbolic(bucket,spol);
5332: }
5333: }
5334: return 1;
1.65 noro 5335: }
5336:
1.133 noro 5337: int nd_symbolic_preproc(PGeoBucket bucket,int trace,UINT **s0vect,NODE *r)
1.65 noro 5338: {
1.157 noro 5339: NODE rp0,rp;
5340: NM mul,head,s0,s;
5341: int index,col,i,sugar;
5342: RHist h;
5343: UINT *s0v,*p;
5344: NM_ind_pair pair;
5345: ND red;
5346: NDV *ps;
5347:
5348: s0 = 0; rp0 = 0; col = 0;
5349: ps = trace?nd_ps_trace:nd_ps;
5350: while ( 1 ) {
5351: head = remove_head_pbucket_symbolic(bucket);
5352: if ( !head ) break;
5353: if ( !s0 ) s0 = head;
5354: else NEXT(s) = head;
5355: s = head;
5356: index = ndl_find_reducer(DL(head));
5357: if ( index >= 0 ) {
5358: h = nd_psh[index];
5359: NEWNM(mul);
5360: ndl_sub(DL(head),DL(h),DL(mul));
5361: if ( ndl_check_bound2(index,DL(mul)) ) return 0;
5362: sugar = TD(DL(mul))+SG(ps[index]);
5363: MKNM_ind_pair(pair,mul,index,sugar);
5364: red = ndv_mul_nm_symbolic(mul,ps[index]);
5365: add_pbucket_symbolic(bucket,nd_remove_head(red));
5366: NEXTNODE(rp0,rp); BDY(rp) = (pointer)pair;
5367: }
5368: col++;
5369: }
5370: if ( rp0 ) NEXT(rp) = 0;
5371: NEXT(s) = 0;
5372: s0v = (UINT *)MALLOC_ATOMIC(col*nd_wpd*sizeof(UINT));
5373: for ( i = 0, p = s0v, s = s0; i < col;
5374: i++, p += nd_wpd, s = NEXT(s) ) ndl_copy(DL(s),p);
5375: *s0vect = s0v;
5376: *r = rp0;
5377: return col;
1.65 noro 5378: }
5379:
1.167 noro 5380: NODE nd_f4(int m,int **indp)
1.69 noro 5381: {
1.157 noro 5382: int i,nh,stat,index;
5383: NODE r,g;
5384: ND_pairs d,l,t;
5385: ND spol,red;
5386: NDV nf,redv;
5387: NM s0,s;
5388: NODE rp0,srp0,nflist;
5389: int nsp,nred,col,rank,len,k,j,a;
5390: UINT c;
5391: UINT **spmat;
5392: UINT *s0vect,*svect,*p,*v;
5393: int *colstat;
5394: IndArray *imat;
5395: int *rhead;
5396: int spcol,sprow;
5397: int sugar;
5398: PGeoBucket bucket;
5399: struct oEGT eg0,eg1,eg_f4;
1.69 noro 5400:
1.103 noro 5401: #if 0
1.157 noro 5402: ndv_alloc = 0;
1.103 noro 5403: #endif
1.157 noro 5404: g = 0; d = 0;
5405: for ( i = 0; i < nd_psn; i++ ) {
1.168 noro 5406: d = update_pairs(d,g,i,0);
1.157 noro 5407: g = update_base(g,i);
5408: }
5409: while ( d ) {
5410: get_eg(&eg0);
5411: l = nd_minsugarp(d,&d);
5412: sugar = SG(l);
5413: bucket = create_pbucket();
5414: stat = nd_sp_f4(m,0,l,bucket);
5415: if ( !stat ) {
5416: for ( t = l; NEXT(t); t = NEXT(t) );
5417: NEXT(t) = d; d = l;
5418: d = nd_reconstruct(0,d);
5419: continue;
5420: }
5421: if ( bucket->m < 0 ) continue;
5422: col = nd_symbolic_preproc(bucket,0,&s0vect,&rp0);
5423: if ( !col ) {
5424: for ( t = l; NEXT(t); t = NEXT(t) );
5425: NEXT(t) = d; d = l;
5426: d = nd_reconstruct(0,d);
5427: continue;
5428: }
5429: get_eg(&eg1); init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg1);
5430: if ( DP_Print )
5431: fprintf(asir_out,"sugar=%d,symb=%fsec,",
5432: sugar,eg_f4.exectime+eg_f4.gctime);
5433: if ( 1 )
5434: nflist = nd_f4_red(m,l,0,s0vect,col,rp0,0);
5435: else
5436: nflist = nd_f4_red_dist(m,l,s0vect,col,rp0,0);
5437: /* adding new bases */
5438: for ( r = nflist; r; r = NEXT(r) ) {
5439: nf = (NDV)BDY(r);
5440: ndv_removecont(m,nf);
5441: if ( !m && nd_nalg ) {
5442: ND nf1;
5443:
5444: nf1 = ndvtond(m,nf);
5445: nd_monic(0,&nf1);
5446: nd_removecont(m,nf1);
5447: nf = ndtondv(m,nf1);
5448: }
5449: nh = ndv_newps(m,nf,0);
1.168 noro 5450: d = update_pairs(d,g,nh,0);
1.157 noro 5451: g = update_base(g,nh);
5452: }
5453: }
1.103 noro 5454: #if 0
1.157 noro 5455: fprintf(asir_out,"ndv_alloc=%d\n",ndv_alloc);
1.103 noro 5456: #endif
1.167 noro 5457: conv_ilist(0,0,g,indp);
1.157 noro 5458: return g;
1.69 noro 5459: }
1.74 noro 5460:
1.167 noro 5461: NODE nd_f4_trace(int m,int **indp)
1.133 noro 5462: {
1.157 noro 5463: int i,nh,stat,index;
5464: NODE r,g;
5465: ND_pairs d,l,l0,t;
5466: ND spol,red;
5467: NDV nf,redv,nfqv,nfv;
5468: NM s0,s;
5469: NODE rp0,srp0,nflist;
5470: int nsp,nred,col,rank,len,k,j,a;
5471: UINT c;
5472: UINT **spmat;
5473: UINT *s0vect,*svect,*p,*v;
5474: int *colstat;
5475: IndArray *imat;
5476: int *rhead;
5477: int spcol,sprow;
5478: int sugar;
5479: PGeoBucket bucket;
5480: struct oEGT eg0,eg1,eg_f4;
5481:
5482: g = 0; d = 0;
5483: for ( i = 0; i < nd_psn; i++ ) {
1.168 noro 5484: d = update_pairs(d,g,i,0);
1.157 noro 5485: g = update_base(g,i);
5486: }
5487: while ( d ) {
5488: get_eg(&eg0);
5489: l = nd_minsugarp(d,&d);
5490: sugar = SG(l);
5491: bucket = create_pbucket();
5492: stat = nd_sp_f4(m,0,l,bucket);
5493: if ( !stat ) {
5494: for ( t = l; NEXT(t); t = NEXT(t) );
5495: NEXT(t) = d; d = l;
5496: d = nd_reconstruct(1,d);
5497: continue;
5498: }
5499: if ( bucket->m < 0 ) continue;
5500: col = nd_symbolic_preproc(bucket,0,&s0vect,&rp0);
5501: if ( !col ) {
5502: for ( t = l; NEXT(t); t = NEXT(t) );
5503: NEXT(t) = d; d = l;
5504: d = nd_reconstruct(1,d);
5505: continue;
5506: }
5507: get_eg(&eg1); init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg1);
5508: if ( DP_Print )
5509: fprintf(asir_out,"sugar=%d,symb=%fsec,",
5510: sugar,eg_f4.exectime+eg_f4.gctime);
5511: nflist = nd_f4_red(m,l,0,s0vect,col,rp0,&l0);
5512: if ( !l0 ) continue;
5513: l = l0;
5514:
5515: /* over Q */
5516: bucket = create_pbucket();
5517: stat = nd_sp_f4(0,1,l,bucket);
5518: if ( !stat ) {
5519: for ( t = l; NEXT(t); t = NEXT(t) );
5520: NEXT(t) = d; d = l;
5521: d = nd_reconstruct(1,d);
5522: continue;
5523: }
5524: if ( bucket->m < 0 ) continue;
5525: col = nd_symbolic_preproc(bucket,1,&s0vect,&rp0);
5526: if ( !col ) {
5527: for ( t = l; NEXT(t); t = NEXT(t) );
5528: NEXT(t) = d; d = l;
5529: d = nd_reconstruct(1,d);
5530: continue;
5531: }
5532: nflist = nd_f4_red(0,l,1,s0vect,col,rp0,0);
5533: /* adding new bases */
5534: for ( r = nflist; r; r = NEXT(r) ) {
5535: nfqv = (NDV)BDY(r);
5536: ndv_removecont(0,nfqv);
5537: if ( !rem(NM(HCQ(nfqv)),m) ) return 0;
5538: if ( nd_nalg ) {
5539: ND nf1;
5540:
5541: nf1 = ndvtond(m,nfqv);
5542: nd_monic(0,&nf1);
5543: nd_removecont(0,nf1);
5544: nfqv = ndtondv(0,nf1); nd_free(nf1);
5545: }
5546: nfv = ndv_dup(0,nfqv);
5547: ndv_mod(m,nfv);
5548: ndv_removecont(m,nfv);
5549: nh = ndv_newps(0,nfv,nfqv);
1.168 noro 5550: d = update_pairs(d,g,nh,0);
1.157 noro 5551: g = update_base(g,nh);
5552: }
5553: }
1.133 noro 5554: #if 0
1.157 noro 5555: fprintf(asir_out,"ndv_alloc=%d\n",ndv_alloc);
1.133 noro 5556: #endif
1.167 noro 5557: conv_ilist(0,1,g,indp);
1.157 noro 5558: return g;
1.133 noro 5559: }
5560:
5561: NODE nd_f4_red(int m,ND_pairs sp0,int trace,UINT *s0vect,int col,NODE rp0,ND_pairs *nz)
1.63 noro 5562: {
1.157 noro 5563: IndArray *imat;
5564: int nsp,nred,i;
5565: int *rhead;
5566: NODE r0,rp;
5567: ND_pairs sp;
5568: NM_ind_pair *rvect;
5569:
5570: for ( sp = sp0, nsp = 0; sp; sp = NEXT(sp), nsp++ );
5571: nred = length(rp0);
5572: imat = (IndArray *)ALLOCA(nred*sizeof(IndArray));
5573: rhead = (int *)ALLOCA(col*sizeof(int));
5574: for ( i = 0; i < col; i++ ) rhead[i] = 0;
5575:
5576: /* construction of index arrays */
5577: rvect = (NM_ind_pair *)ALLOCA(nred*sizeof(NM_ind_pair));
5578: for ( rp = rp0, i = 0; rp; i++, rp = NEXT(rp) ) {
5579: rvect[i] = (NM_ind_pair)BDY(rp);
5580: imat[i] = nm_ind_pair_to_vect_compress(m,s0vect,col,rvect[i]);
5581: rhead[imat[i]->head] = 1;
5582: }
5583: if ( m )
5584: r0 = nd_f4_red_main(m,sp0,nsp,s0vect,col,rvect,rhead,imat,nred,nz);
5585: else
5586: r0 = nd_f4_red_q_main(sp0,nsp,trace,s0vect,col,rvect,rhead,imat,nred);
5587: return r0;
1.106 noro 5588: }
1.74 noro 5589:
1.106 noro 5590: NODE nd_f4_red_main(int m,ND_pairs sp0,int nsp,UINT *s0vect,int col,
1.133 noro 5591: NM_ind_pair *rvect,int *rhead,IndArray *imat,int nred,ND_pairs *nz)
1.106 noro 5592: {
1.157 noro 5593: int spcol,sprow,a;
5594: int i,j,k,l,rank;
5595: NODE r0,r;
5596: ND_pairs sp;
5597: ND spol;
5598: int **spmat;
5599: UINT *svect,*v;
5600: int *colstat;
5601: struct oEGT eg0,eg1,eg2,eg_f4,eg_f4_1,eg_f4_2;
5602: int maxrs;
5603: int *spsugar;
5604: ND_pairs *spactive;
5605:
5606: spcol = col-nred;
5607: get_eg(&eg0);
5608: /* elimination (1st step) */
5609: spmat = (int **)ALLOCA(nsp*sizeof(UINT *));
5610: svect = (UINT *)ALLOCA(col*sizeof(UINT));
5611: spsugar = (int *)ALLOCA(nsp*sizeof(UINT));
5612: spactive = !nz?0:(ND_pairs *)ALLOCA(nsp*sizeof(ND_pairs));
5613: for ( a = sprow = 0, sp = sp0; a < nsp; a++, sp = NEXT(sp) ) {
5614: nd_sp(m,0,sp,&spol);
5615: if ( !spol ) continue;
5616: nd_to_vect(m,s0vect,col,spol,svect);
5617: if ( m == -1 )
5618: maxrs = ndv_reduce_vect_sf(m,svect,col,imat,rvect,nred);
5619: else
5620: maxrs = ndv_reduce_vect(m,svect,col,imat,rvect,nred);
5621: for ( i = 0; i < col; i++ ) if ( svect[i] ) break;
5622: if ( i < col ) {
5623: spmat[sprow] = v = (UINT *)MALLOC_ATOMIC(spcol*sizeof(UINT));
5624: for ( j = k = 0; j < col; j++ )
5625: if ( !rhead[j] ) v[k++] = svect[j];
5626: spsugar[sprow] = MAX(maxrs,SG(spol));
5627: if ( nz )
5628: spactive[sprow] = sp;
5629: sprow++;
5630: }
5631: nd_free(spol);
5632: }
5633: get_eg(&eg1); init_eg(&eg_f4_1); add_eg(&eg_f4_1,&eg0,&eg1);
5634: if ( DP_Print ) {
5635: fprintf(asir_out,"elim1=%fsec,",eg_f4_1.exectime+eg_f4_1.gctime);
5636: fflush(asir_out);
5637: }
5638: /* free index arrays */
5639: for ( i = 0; i < nred; i++ ) GC_free(imat[i]->index.c);
5640:
5641: /* elimination (2nd step) */
5642: colstat = (int *)ALLOCA(spcol*sizeof(int));
5643: if ( m == -1 )
5644: rank = nd_gauss_elim_sf(spmat,spsugar,sprow,spcol,m,colstat);
5645: else
5646: rank = nd_gauss_elim_mod(spmat,spsugar,spactive,sprow,spcol,m,colstat);
5647: r0 = 0;
5648: for ( i = 0; i < rank; i++ ) {
5649: NEXTNODE(r0,r); BDY(r) =
5650: (pointer)vect_to_ndv(spmat[i],spcol,col,rhead,s0vect);
5651: SG((NDV)BDY(r)) = spsugar[i];
5652: GC_free(spmat[i]);
5653: }
5654: if ( r0 ) NEXT(r) = 0;
5655:
5656: for ( ; i < sprow; i++ ) GC_free(spmat[i]);
5657: get_eg(&eg2); init_eg(&eg_f4_2); add_eg(&eg_f4_2,&eg1,&eg2);
5658: init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg2);
5659: if ( DP_Print ) {
5660: fprintf(asir_out,"elim2=%fsec\n",eg_f4_2.exectime+eg_f4_2.gctime);
5661: fprintf(asir_out,"nsp=%d,nred=%d,spmat=(%d,%d),rank=%d ",
5662: nsp,nred,sprow,spcol,rank);
5663: fprintf(asir_out,"%fsec\n",eg_f4.exectime+eg_f4.gctime);
5664: }
5665: if ( nz ) {
5666: for ( i = 0; i < rank-1; i++ ) NEXT(spactive[i]) = spactive[i+1];
5667: if ( rank > 0 ) {
5668: NEXT(spactive[rank-1]) = 0;
5669: *nz = spactive[0];
5670: } else
5671: *nz = 0;
5672: }
5673: return r0;
1.74 noro 5674: }
5675:
1.133 noro 5676: #if 1
5677: NODE nd_f4_red_q_main(ND_pairs sp0,int nsp,int trace,UINT *s0vect,int col,
1.107 noro 5678: NM_ind_pair *rvect,int *rhead,IndArray *imat,int nred)
5679: {
1.157 noro 5680: int spcol,sprow,a;
5681: int i,j,k,l,rank;
5682: NODE r0,r;
5683: ND_pairs sp;
5684: ND spol;
5685: Q **spmat;
5686: Q *svect,*v;
5687: int *colstat;
5688: struct oEGT eg0,eg1,eg2,eg_f4,eg_f4_1,eg_f4_2;
5689: int maxrs;
5690: int *spsugar;
5691: pointer *w;
5692:
5693: spcol = col-nred;
5694: get_eg(&eg0);
5695: /* elimination (1st step) */
5696: spmat = (Q **)ALLOCA(nsp*sizeof(Q *));
5697: svect = (Q *)ALLOCA(col*sizeof(Q));
5698: spsugar = (int *)ALLOCA(nsp*sizeof(Q));
5699: for ( a = sprow = 0, sp = sp0; a < nsp; a++, sp = NEXT(sp) ) {
5700: nd_sp(0,trace,sp,&spol);
5701: if ( !spol ) continue;
5702: nd_to_vect_q(s0vect,col,spol,svect);
5703: maxrs = ndv_reduce_vect_q(svect,trace,col,imat,rvect,nred);
5704: for ( i = 0; i < col; i++ ) if ( svect[i] ) break;
5705: if ( i < col ) {
5706: spmat[sprow] = v = (Q *)MALLOC(spcol*sizeof(Q));
5707: for ( j = k = 0; j < col; j++ )
5708: if ( !rhead[j] ) v[k++] = svect[j];
5709: spsugar[sprow] = MAX(maxrs,SG(spol));
5710: sprow++;
5711: }
5712: /* nd_free(spol); */
5713: }
5714: get_eg(&eg1); init_eg(&eg_f4_1); add_eg(&eg_f4_1,&eg0,&eg1);
5715: if ( DP_Print ) {
5716: fprintf(asir_out,"elim1=%fsec,",eg_f4_1.exectime+eg_f4_1.gctime);
5717: fflush(asir_out);
5718: }
5719: /* free index arrays */
5720: /* for ( i = 0; i < nred; i++ ) GC_free(imat[i]->index.c); */
5721:
5722: /* elimination (2nd step) */
5723: colstat = (int *)ALLOCA(spcol*sizeof(int));
5724: rank = nd_gauss_elim_q(spmat,spsugar,sprow,spcol,colstat);
5725: w = (pointer *)ALLOCA(rank*sizeof(pointer));
5726: for ( i = 0; i < rank; i++ ) {
5727: w[rank-i-1] = (pointer)vect_to_ndv_q(spmat[i],spcol,col,rhead,s0vect);
5728: SG((NDV)w[rank-i-1]) = spsugar[i];
5729: /* GC_free(spmat[i]); */
5730: }
1.138 noro 5731: #if 0
1.157 noro 5732: qsort(w,rank,sizeof(NDV),
5733: (int (*)(const void *,const void *))ndv_compare);
1.137 noro 5734: #endif
1.157 noro 5735: r0 = 0;
5736: for ( i = 0; i < rank; i++ ) {
5737: NEXTNODE(r0,r); BDY(r) = w[i];
5738: }
5739: if ( r0 ) NEXT(r) = 0;
5740:
5741: /* for ( ; i < sprow; i++ ) GC_free(spmat[i]); */
5742: get_eg(&eg2); init_eg(&eg_f4_2); add_eg(&eg_f4_2,&eg1,&eg2);
5743: init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg2);
5744: if ( DP_Print ) {
5745: fprintf(asir_out,"elim2=%fsec\n",eg_f4_2.exectime+eg_f4_2.gctime);
5746: fprintf(asir_out,"nsp=%d,nred=%d,spmat=(%d,%d),rank=%d ",
5747: nsp,nred,sprow,spcol,rank);
5748: fprintf(asir_out,"%fsec\n",eg_f4.exectime+eg_f4.gctime);
5749: }
5750: return r0;
1.107 noro 5751: }
1.129 noro 5752: #else
5753: void printm(Q **mat,int row,int col)
5754: {
1.157 noro 5755: int i,j;
5756: printf("[");
5757: for ( i = 0; i < row; i++ ) {
5758: for ( j = 0; j < col; j++ ) {
5759: printexpr(CO,mat[i][j]); printf(" ");
5760: }
5761: printf("]\n");
5762: }
1.129 noro 5763: }
5764:
5765: NODE nd_f4_red_q_main(ND_pairs sp0,int nsp,UINT *s0vect,int col,
5766: NM_ind_pair *rvect,int *rhead,IndArray *imat,int nred)
5767: {
1.157 noro 5768: int row,a;
5769: int i,j,rank;
5770: NODE r0,r;
5771: ND_pairs sp;
5772: ND spol;
5773: Q **mat;
5774: int *colstat;
5775: int *sugar;
5776:
5777: row = nsp+nred;
5778: /* make the matrix */
5779: mat = (Q **)ALLOCA(row*sizeof(Q *));
5780: sugar = (int *)ALLOCA(row*sizeof(int));
5781: for ( row = a = 0, sp = sp0; a < nsp; a++, sp = NEXT(sp) ) {
5782: nd_sp(0,0,sp,&spol);
5783: if ( !spol ) continue;
5784: mat[row] = (Q *)MALLOC(col*sizeof(Q));
5785: nd_to_vect_q(s0vect,col,spol,mat[row]);
5786: sugar[row] = SG(spol);
5787: row++;
5788: }
5789: for ( i = 0; i < nred; i++, row++ ) {
5790: mat[row] = nm_ind_pair_to_vect(0,s0vect,col,rvect[i]);
5791: sugar[row] = rvect[i]->sugar;
5792: }
5793: /* elimination */
5794: colstat = (int *)ALLOCA(col*sizeof(int));
5795: rank = nd_gauss_elim_q(mat,sugar,row,col,colstat);
5796: r0 = 0;
5797: for ( i = 0; i < rank; i++ ) {
5798: for ( j = 0; j < col; j++ ) if ( mat[i][j] ) break;
5799: if ( j == col ) error("nd_f4_red_q_main : cannot happen");
5800: if ( rhead[j] ) continue;
5801: NEXTNODE(r0,r); BDY(r) =
5802: (pointer)plain_vect_to_ndv_q(mat[i],col,s0vect);
5803: SG((NDV)BDY(r)) = sugar[i];
5804: }
5805: if ( r0 ) NEXT(r) = 0;
5806: printf("\n");
5807: return r0;
1.129 noro 5808: }
5809: #endif
1.107 noro 5810:
1.74 noro 5811: FILE *nd_write,*nd_read;
5812:
5813: void nd_send_int(int a) {
1.157 noro 5814: write_int(nd_write,&a);
1.74 noro 5815: }
5816:
5817: void nd_send_intarray(int *p,int len) {
1.157 noro 5818: write_intarray(nd_write,p,len);
1.74 noro 5819: }
5820:
5821: int nd_recv_int() {
1.157 noro 5822: int a;
1.74 noro 5823:
1.157 noro 5824: read_int(nd_read,&a);
5825: return a;
1.74 noro 5826: }
5827:
5828: void nd_recv_intarray(int *p,int len) {
1.157 noro 5829: read_intarray(nd_read,p,len);
1.74 noro 5830: }
5831:
5832: void nd_send_ndv(NDV p) {
1.157 noro 5833: int len,i;
5834: NMV m;
1.74 noro 5835:
1.157 noro 5836: if ( !p ) nd_send_int(0);
5837: else {
5838: len = LEN(p);
5839: nd_send_int(len);
5840: m = BDY(p);
5841: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
5842: nd_send_int(CM(m));
5843: nd_send_intarray(DL(m),nd_wpd);
5844: }
5845: }
1.74 noro 5846: }
5847:
5848: void nd_send_nd(ND p) {
1.157 noro 5849: int len,i;
5850: NM m;
1.74 noro 5851:
1.157 noro 5852: if ( !p ) nd_send_int(0);
5853: else {
5854: len = LEN(p);
5855: nd_send_int(len);
5856: m = BDY(p);
5857: for ( i = 0; i < len; i++, m = NEXT(m) ) {
5858: nd_send_int(CM(m));
5859: nd_send_intarray(DL(m),nd_wpd);
5860: }
5861: }
1.74 noro 5862: }
1.65 noro 5863:
1.74 noro 5864: NDV nd_recv_ndv()
5865: {
1.157 noro 5866: int len,i;
5867: NMV m,m0;
5868: NDV r;
5869:
5870: len = nd_recv_int();
5871: if ( !len ) return 0;
5872: else {
5873: m0 = m = (NMV)GC_malloc_atomic_ignore_off_page(nmv_adv*len);
1.103 noro 5874: #if 0
1.157 noro 5875: ndv_alloc += len*nmv_adv;
1.103 noro 5876: #endif
1.157 noro 5877: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
5878: CM(m) = nd_recv_int();
5879: nd_recv_intarray(DL(m),nd_wpd);
5880: }
5881: MKNDV(nd_nvar,m0,len,r);
5882: return r;
5883: }
1.74 noro 5884: }
1.65 noro 5885:
1.74 noro 5886: int ox_exec_f4_red(Q proc)
5887: {
1.157 noro 5888: Obj obj;
5889: STRING fname;
5890: NODE arg;
5891: int s;
5892: extern int ox_need_conv,ox_file_io;
5893:
5894: MKSTR(fname,"nd_exec_f4_red");
5895: arg = mknode(2,proc,fname);
5896: Pox_cmo_rpc(arg,&obj);
5897: s = get_ox_server_id(QTOS(proc));
5898: nd_write = iofp[s].out;
5899: nd_read = iofp[s].in;
5900: ox_need_conv = ox_file_io = 0;
5901: return s;
1.74 noro 5902: }
5903:
1.133 noro 5904: NODE nd_f4_red_dist(int m,ND_pairs sp0,UINT *s0vect,int col,NODE rp0,ND_pairs *nz)
1.74 noro 5905: {
1.157 noro 5906: int nsp,nred;
5907: int i,rank,s;
5908: NODE rp,r0,r;
5909: ND_pairs sp;
5910: NM_ind_pair pair;
5911: NMV nmv;
5912: NM nm;
5913: NDV nf;
5914: Obj proc,dmy;
5915:
5916: ox_launch_main(0,0,&proc);
5917: s = ox_exec_f4_red((Q)proc);
5918:
5919: nd_send_int(m);
5920: nd_send_int(nd_nvar);
5921: nd_send_int(nd_bpe);
5922: nd_send_int(nd_wpd);
5923: nd_send_int(nmv_adv);
5924:
5925: saveobj(nd_write,dp_current_spec->obj); fflush(nd_write);
5926:
5927: nd_send_int(nd_psn);
5928: for ( i = 0; i < nd_psn; i++ ) nd_send_ndv(nd_ps[i]);
5929:
5930: for ( sp = sp0, nsp = 0; sp; sp = NEXT(sp), nsp++ );
5931: nd_send_int(nsp);
5932: for ( i = 0, sp = sp0; i < nsp; i++, sp = NEXT(sp) ) {
5933: nd_send_int(sp->i1); nd_send_int(sp->i2);
5934: }
5935:
5936: nd_send_int(col); nd_send_intarray(s0vect,col*nd_wpd);
5937:
5938: nred = length(rp0); nd_send_int(nred);
5939: for ( i = 0, rp = rp0; i < nred; i++, rp = NEXT(rp) ) {
5940: pair = (NM_ind_pair)BDY(rp);
5941: nd_send_int(pair->index);
5942: nd_send_intarray(pair->mul->dl,nd_wpd);
5943: }
5944: fflush(nd_write);
5945: rank = nd_recv_int();
5946: fprintf(asir_out,"rank=%d\n",rank);
5947: r0 = 0;
5948: for ( i = 0; i < rank; i++ ) {
5949: nf = nd_recv_ndv();
5950: NEXTNODE(r0,r); BDY(r) = (pointer)nf;
5951: }
5952: Pox_shutdown(mknode(1,proc),&dmy);
5953: return r0;
1.74 noro 5954: }
5955:
5956: /* server side */
5957:
5958: void nd_exec_f4_red_dist()
5959: {
1.157 noro 5960: int m,i,nsp,col,s0size,nred,spcol,j,k;
5961: NM_ind_pair *rp0;
5962: NDV nf;
5963: UINT *s0vect;
5964: IndArray *imat;
5965: int *rhead;
5966: int **spmat;
5967: UINT *svect,*v;
5968: ND_pairs *sp0;
5969: int *colstat;
5970: int a,sprow,rank;
5971: struct order_spec *ord;
5972: Obj ordspec;
5973: ND spol;
5974: int maxrs;
5975: int *spsugar;
5976:
5977: nd_read = iofp[0].in;
5978: nd_write = iofp[0].out;
5979: m = nd_recv_int();
5980: nd_nvar = nd_recv_int();
5981: nd_bpe = nd_recv_int();
5982: nd_wpd = nd_recv_int();
5983: nmv_adv = nd_recv_int();
5984:
5985: loadobj(nd_read,&ordspec);
5986: create_order_spec(0,ordspec,&ord);
5987: nd_init_ord(ord);
5988: nd_setup_parameters(nd_nvar,0);
5989:
5990: nd_psn = nd_recv_int();
5991: nd_ps = (NDV *)MALLOC(nd_psn*sizeof(NDV));
5992: nd_bound = (UINT **)MALLOC(nd_psn*sizeof(UINT *));
5993: for ( i = 0; i < nd_psn; i++ ) {
5994: nd_ps[i] = nd_recv_ndv();
5995: nd_bound[i] = ndv_compute_bound(nd_ps[i]);
5996: }
5997:
5998: nsp = nd_recv_int();
5999: sp0 = (ND_pairs *)MALLOC(nsp*sizeof(ND_pairs));
6000: for ( i = 0; i < nsp; i++ ) {
6001: NEWND_pairs(sp0[i]);
6002: sp0[i]->i1 = nd_recv_int(); sp0[i]->i2 = nd_recv_int();
6003: ndl_lcm(HDL(nd_ps[sp0[i]->i1]),HDL(nd_ps[sp0[i]->i2]),LCM(sp0[i]));
6004: }
6005:
6006: col = nd_recv_int();
6007: s0size = col*nd_wpd;
6008: s0vect = (UINT *)MALLOC(s0size*sizeof(UINT));
6009: nd_recv_intarray(s0vect,s0size);
6010:
6011: nred = nd_recv_int();
6012: rp0 = (NM_ind_pair *)MALLOC(nred*sizeof(NM_ind_pair));
6013: for ( i = 0; i < nred; i++ ) {
6014: rp0[i] = (NM_ind_pair)MALLOC(sizeof(struct oNM_ind_pair));
6015: rp0[i]->index = nd_recv_int();
6016: rp0[i]->mul = (NM)MALLOC(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
6017: nd_recv_intarray(rp0[i]->mul->dl,nd_wpd);
6018: }
6019:
6020: spcol = col-nred;
6021: imat = (IndArray *)MALLOC(nred*sizeof(IndArray));
6022: rhead = (int *)MALLOC(col*sizeof(int));
6023: for ( i = 0; i < col; i++ ) rhead[i] = 0;
6024:
6025: /* construction of index arrays */
6026: for ( i = 0; i < nred; i++ ) {
6027: imat[i] = nm_ind_pair_to_vect_compress(m,s0vect,col,rp0[i]);
6028: rhead[imat[i]->head] = 1;
6029: }
6030:
6031: /* elimination (1st step) */
6032: spmat = (int **)MALLOC(nsp*sizeof(UINT *));
6033: svect = (UINT *)MALLOC(col*sizeof(UINT));
6034: spsugar = (int *)ALLOCA(nsp*sizeof(UINT));
6035: for ( a = sprow = 0; a < nsp; a++ ) {
6036: nd_sp(m,0,sp0[a],&spol);
6037: if ( !spol ) continue;
6038: nd_to_vect(m,s0vect,col,spol,svect);
6039: if ( m == -1 )
6040: maxrs = ndv_reduce_vect_sf(m,svect,col,imat,rp0,nred);
6041: else
6042: maxrs = ndv_reduce_vect(m,svect,col,imat,rp0,nred);
6043: for ( i = 0; i < col; i++ ) if ( svect[i] ) break;
6044: if ( i < col ) {
6045: spmat[sprow] = v = (UINT *)MALLOC(spcol*sizeof(UINT));
6046: for ( j = k = 0; j < col; j++ )
6047: if ( !rhead[j] ) v[k++] = svect[j];
6048: spsugar[sprow] = MAX(maxrs,SG(spol));
6049: sprow++;
6050: }
6051: nd_free(spol);
6052: }
6053: /* elimination (2nd step) */
6054: colstat = (int *)ALLOCA(spcol*sizeof(int));
6055: if ( m == -1 )
6056: rank = nd_gauss_elim_sf(spmat,spsugar,sprow,spcol,m,colstat);
6057: else
6058: rank = nd_gauss_elim_mod(spmat,spsugar,0,sprow,spcol,m,colstat);
6059: nd_send_int(rank);
6060: for ( i = 0; i < rank; i++ ) {
6061: nf = vect_to_ndv(spmat[i],spcol,col,rhead,s0vect);
6062: nd_send_ndv(nf);
6063: }
6064: fflush(nd_write);
1.107 noro 6065: }
6066:
1.113 noro 6067: int nd_gauss_elim_q(Q **mat0,int *sugar,int row,int col,int *colstat)
1.107 noro 6068: {
1.157 noro 6069: int mod,i,j,t,c,rank,rank0,inv;
6070: int *ci,*ri;
6071: Q dn;
6072: MAT m,nm;
6073: int **wmat;
6074:
6075: /* XXX */
6076: mod = 99999989;
6077: wmat = (int **)ALLOCA(row*sizeof(int *));
6078: for ( i = 0; i < row; i++ ) {
6079: wmat[i] = (int *)ALLOCA(col*sizeof(int));
6080: for ( j = 0; j < col; j++ ) {
6081: if ( mat0[i][j] ) {
6082: t = rem(NM(mat0[i][j]),mod);
6083: if ( SGN(mat0[i][j]) < 0 ) t = mod-t;
6084: wmat[i][j] = t;
6085: } else
6086: wmat[i][j] = 0;
6087: }
6088: }
6089: rank0 = nd_gauss_elim_mod(wmat,sugar,0,row,col,mod,colstat);
6090: NEWMAT(m); m->row = row; m->col = col; m->body = (pointer **)mat0;
6091: rank = generic_gauss_elim(m,&nm,&dn,&ri,&ci);
6092: if ( rank != rank0 )
6093: error("afo");
6094: for ( i = 0; i < row; i++ )
6095: for ( j = 0; j < col; j++ )
6096: mat0[i][j] = 0;
6097: c = col-rank;
6098: for ( i = 0; i < rank; i++ ) {
6099: mat0[i][ri[i]] = dn;
6100: for ( j = 0; j < c; j++ )
6101: mat0[i][ci[j]] = (Q)BDY(nm)[i][j];
6102: }
6103: inv = invm(rem(NM(dn),mod),mod);
6104: if ( SGN(dn) < 0 ) inv = mod-inv;
6105: for ( i = 0; i < row; i++ )
6106: for ( j = 0; j < col; j++ ) {
6107: if ( mat0[i][j] ) {
6108: t = rem(NM(mat0[i][j]),mod);
6109: if ( SGN(mat0[i][j]) < 0 ) t = mod-t;
6110: } else
6111: t = 0;
6112: c = dmar(t,inv,0,mod);
6113: if ( wmat[i][j] != c )
6114: error("afo");
6115: }
6116: return rank;
1.76 noro 6117: }
6118:
1.133 noro 6119: int nd_gauss_elim_mod(int **mat0,int *sugar,ND_pairs *spactive,int row,int col,int md,int *colstat)
1.76 noro 6120: {
1.157 noro 6121: int i,j,k,l,inv,a,rank,s;
6122: unsigned int *t,*pivot,*pk;
6123: unsigned int **mat;
6124: ND_pairs pair;
6125:
6126: mat = (unsigned int **)mat0;
6127: for ( rank = 0, j = 0; j < col; j++ ) {
6128: for ( i = rank; i < row; i++ )
6129: mat[i][j] %= md;
6130: for ( i = rank; i < row; i++ )
6131: if ( mat[i][j] )
6132: break;
6133: if ( i == row ) {
6134: colstat[j] = 0;
6135: continue;
6136: } else
6137: colstat[j] = 1;
6138: if ( i != rank ) {
6139: t = mat[i]; mat[i] = mat[rank]; mat[rank] = t;
6140: s = sugar[i]; sugar[i] = sugar[rank]; sugar[rank] = s;
6141: if ( spactive ) {
6142: pair = spactive[i]; spactive[i] = spactive[rank];
6143: spactive[rank] = pair;
6144: }
6145: }
6146: pivot = mat[rank];
6147: s = sugar[rank];
6148: inv = invm(pivot[j],md);
6149: for ( k = j, pk = pivot+k; k < col; k++, pk++ )
6150: if ( *pk ) {
6151: if ( *pk >= (unsigned int)md )
6152: *pk %= md;
6153: DMAR(*pk,inv,0,md,*pk)
6154: }
6155: for ( i = rank+1; i < row; i++ ) {
6156: t = mat[i];
6157: if ( a = t[j] ) {
6158: sugar[i] = MAX(sugar[i],s);
6159: red_by_vect(md,t+j,pivot+j,md-a,col-j);
6160: }
6161: }
6162: rank++;
6163: }
6164: for ( j = col-1, l = rank-1; j >= 0; j-- )
6165: if ( colstat[j] ) {
6166: pivot = mat[l];
6167: s = sugar[l];
6168: for ( i = 0; i < l; i++ ) {
6169: t = mat[i];
6170: t[j] %= md;
6171: if ( a = t[j] ) {
6172: sugar[i] = MAX(sugar[i],s);
6173: red_by_vect(md,t+j,pivot+j,md-a,col-j);
6174: }
6175: }
6176: l--;
6177: }
6178: for ( j = 0, l = 0; l < rank; j++ )
6179: if ( colstat[j] ) {
6180: t = mat[l];
6181: for ( k = j; k < col; k++ )
6182: if ( t[k] >= (unsigned int)md )
6183: t[k] %= md;
6184: l++;
6185: }
6186: return rank;
1.76 noro 6187: }
6188:
6189: int nd_gauss_elim_sf(int **mat0,int *sugar,int row,int col,int md,int *colstat)
6190: {
1.157 noro 6191: int i,j,k,l,inv,a,rank,s;
6192: unsigned int *t,*pivot,*pk;
6193: unsigned int **mat;
6194:
6195: mat = (unsigned int **)mat0;
6196: for ( rank = 0, j = 0; j < col; j++ ) {
6197: for ( i = rank; i < row; i++ )
6198: if ( mat[i][j] )
6199: break;
6200: if ( i == row ) {
6201: colstat[j] = 0;
6202: continue;
6203: } else
6204: colstat[j] = 1;
6205: if ( i != rank ) {
6206: t = mat[i]; mat[i] = mat[rank]; mat[rank] = t;
6207: s = sugar[i]; sugar[i] = sugar[rank]; sugar[rank] = s;
6208: }
6209: pivot = mat[rank];
6210: s = sugar[rank];
6211: inv = _invsf(pivot[j]);
6212: for ( k = j, pk = pivot+k; k < col; k++, pk++ )
6213: if ( *pk )
6214: *pk = _mulsf(*pk,inv);
6215: for ( i = rank+1; i < row; i++ ) {
6216: t = mat[i];
6217: if ( a = t[j] ) {
6218: sugar[i] = MAX(sugar[i],s);
6219: red_by_vect_sf(md,t+j,pivot+j,_chsgnsf(a),col-j);
6220: }
6221: }
6222: rank++;
6223: }
6224: for ( j = col-1, l = rank-1; j >= 0; j-- )
6225: if ( colstat[j] ) {
6226: pivot = mat[l];
6227: s = sugar[l];
6228: for ( i = 0; i < l; i++ ) {
6229: t = mat[i];
6230: if ( a = t[j] ) {
6231: sugar[i] = MAX(sugar[i],s);
6232: red_by_vect_sf(md,t+j,pivot+j,_chsgnsf(a),col-j);
6233: }
6234: }
6235: l--;
6236: }
6237: return rank;
1.77 noro 6238: }
6239:
6240: int ndv_ishomo(NDV p)
6241: {
1.157 noro 6242: NMV m;
6243: int len,h;
1.77 noro 6244:
1.157 noro 6245: if ( !p ) return 1;
6246: len = LEN(p);
6247: m = BDY(p);
6248: h = TD(DL(m));
6249: NMV_ADV(m);
6250: for ( len--; len; len--, NMV_ADV(m) )
6251: if ( TD(DL(m)) != h ) return 0;
6252: return 1;
1.77 noro 6253: }
6254:
6255: void ndv_save(NDV p,int index)
6256: {
1.157 noro 6257: FILE *s;
6258: char name[BUFSIZ];
6259: short id;
6260: int nv,sugar,len,n,i,td,e,j;
6261: NMV m;
6262: unsigned int *dl;
6263: int mpos;
6264:
6265: sprintf(name,"%s/%d",Demand,index);
6266: s = fopen(name,"w");
6267: savevl(s,0);
6268: if ( !p ) {
6269: saveobj(s,0);
6270: return;
6271: }
6272: id = O_DP;
6273: nv = NV(p);
6274: sugar = SG(p);
6275: len = LEN(p);
6276: write_short(s,&id); write_int(s,&nv); write_int(s,&sugar);
6277: write_int(s,&len);
6278:
6279: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
6280: saveobj(s,(Obj)CQ(m));
6281: dl = DL(m);
6282: td = TD(dl);
6283: write_int(s,&td);
6284: for ( j = 0; j < nv; j++ ) {
6285: e = GET_EXP(dl,j);
6286: write_int(s,&e);
6287: }
6288: if ( nd_module ) {
6289: mpos = MPOS(dl); write_int(s,&mpos);
6290: }
6291: }
6292: fclose(s);
1.77 noro 6293: }
6294:
6295: NDV ndv_load(int index)
6296: {
1.157 noro 6297: FILE *s;
6298: char name[BUFSIZ];
6299: short id;
6300: int nv,sugar,len,n,i,td,e,j;
6301: NDV d;
6302: NMV m0,m;
6303: unsigned int *dl;
6304: Obj obj;
6305: int mpos;
6306:
6307: sprintf(name,"%s/%d",Demand,index);
6308: s = fopen(name,"r");
6309: if ( !s ) return 0;
6310:
6311: skipvl(s);
6312: read_short(s,&id);
6313: if ( !id ) return 0;
6314: read_int(s,&nv);
6315: read_int(s,&sugar);
6316: read_int(s,&len);
6317:
6318: m0 = m = MALLOC(len*nmv_adv);
6319: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
6320: loadobj(s,&obj); CQ(m) = (Q)obj;
6321: dl = DL(m);
6322: ndl_zero(dl);
6323: read_int(s,&td); TD(dl) = td;
6324: for ( j = 0; j < nv; j++ ) {
6325: read_int(s,&e);
6326: PUT_EXP(dl,j,e);
6327: }
6328: if ( nd_module ) {
6329: read_int(s,&mpos); MPOS(dl) = mpos;
6330: }
6331: if ( nd_blockmask ) ndl_weight_mask(dl);
6332: }
6333: fclose(s);
6334: MKNDV(nv,m0,len,d);
6335: SG(d) = sugar;
6336: return d;
1.99 noro 6337: }
6338:
1.102 noro 6339: void nd_det(int mod,MAT f,P *rp)
1.99 noro 6340: {
1.157 noro 6341: VL fv,tv;
6342: int n,i,j,max,e,nvar,sgn,k0,l0,len0,len,k,l,a;
6343: pointer **m;
6344: Q mone;
6345: P **w;
6346: P mp,r;
6347: NDV **dm;
6348: NDV *t,*mi,*mj;
6349: NDV d,s,mij,mjj;
6350: ND u;
6351: NMV nmv;
6352: UINT *bound;
6353: PGeoBucket bucket;
6354: struct order_spec *ord;
6355: Q dq,dt,ds;
6356: N gn,qn,dn0,nm,dn;
6357:
6358: create_order_spec(0,0,&ord);
6359: nd_init_ord(ord);
6360: get_vars((Obj)f,&fv);
6361: if ( f->row != f->col )
6362: error("nd_det : non-square matrix");
6363: n = f->row;
6364: m = f->body;
6365: for ( nvar = 0, tv = fv; tv; tv = NEXT(tv), nvar++ );
6366:
6367: if ( !nvar ) {
6368: if ( !mod )
6369: detp(CO,(P **)m,n,rp);
6370: else {
6371: w = (P **)almat_pointer(n,n);
6372: for ( i = 0; i < n; i++ )
6373: for ( j = 0; j < n; j++ )
6374: ptomp(mod,(P)m[i][j],&w[i][j]);
6375: detmp(CO,mod,w,n,&mp);
6376: mptop(mp,rp);
6377: }
6378: return;
6379: }
6380:
6381: if ( !mod ) {
6382: w = (P **)almat_pointer(n,n);
6383: dq = ONE;
6384: for ( i = 0; i < n; i++ ) {
6385: dn0 = ONEN;
6386: for ( j = 0; j < n; j++ ) {
6387: if ( !m[i][j] ) continue;
6388: lgp(m[i][j],&nm,&dn);
6389: gcdn(dn0,dn,&gn); divsn(dn0,gn,&qn); muln(qn,dn,&dn0);
6390: }
6391: if ( !UNIN(dn0) ) {
6392: NTOQ(dn0,1,ds);
6393: for ( j = 0; j < n; j++ )
6394: mulp(CO,(P)m[i][j],(P)ds,&w[i][j]);
6395: mulq(dq,ds,&dt); dq = dt;
6396: } else
6397: for ( j = 0; j < n; j++ )
6398: w[i][j] = (P)m[i][j];
6399: }
6400: m = (pointer **)w;
6401: }
6402:
6403: for ( i = 0, max = 0; i < n; i++ )
6404: for ( j = 0; j < n; j++ )
6405: for ( tv = fv; tv; tv = NEXT(tv) ) {
6406: e = getdeg(tv->v,(P)m[i][j]);
6407: max = MAX(e,max);
6408: }
6409: nd_setup_parameters(nvar,max);
6410: dm = (NDV **)almat_pointer(n,n);
6411: for ( i = 0, max = 0; i < n; i++ )
6412: for ( j = 0; j < n; j++ ) {
6413: dm[i][j] = ptondv(CO,fv,m[i][j]);
6414: if ( mod ) ndv_mod(mod,dm[i][j]);
6415: if ( dm[i][j] && !LEN(dm[i][j]) ) dm[i][j] = 0;
6416: }
6417: d = ptondv(CO,fv,(P)ONE);
6418: if ( mod ) ndv_mod(mod,d);
6419: chsgnq(ONE,&mone);
6420: for ( j = 0, sgn = 1; j < n; j++ ) {
6421: if ( DP_Print ) fprintf(stderr,".",j);
6422: for ( i = j; i < n && !dm[i][j]; i++ );
6423: if ( i == n ) {
6424: *rp = 0;
6425: return;
6426: }
6427: k0 = i; l0 = j; len0 = LEN(dm[k0][l0]);
6428: for ( k = j; k < n; k++ )
6429: for ( l = j; l < n; l++ )
6430: if ( dm[k][l] && LEN(dm[k][l]) < len0 ) {
6431: k0 = k; l0 = l; len0 = LEN(dm[k][l]);
6432: }
6433: if ( k0 != j ) {
6434: t = dm[j]; dm[j] = dm[k0]; dm[k0] = t;
6435: sgn = -sgn;
6436: }
6437: if ( l0 != j ) {
6438: for ( k = j; k < n; k++ ) {
6439: s = dm[k][j]; dm[k][j] = dm[k][l0]; dm[k][l0] = s;
6440: }
6441: sgn = -sgn;
6442: }
6443: bound = nd_det_compute_bound(dm,n,j);
6444: for ( k = 0; k < nd_nvar; k++ )
6445: if ( bound[k]*2 > nd_mask0 ) break;
6446: if ( k < nd_nvar )
6447: nd_det_reconstruct(dm,n,j,d);
6448:
6449: for ( i = j+1, mj = dm[j], mjj = mj[j]; i < n; i++ ) {
6450: /* if ( DP_Print ) fprintf(stderr," i=%d\n ",i); */
6451: mi = dm[i]; mij = mi[j];
6452: if ( mod )
6453: ndv_mul_c(mod,mij,mod-1);
6454: else
6455: ndv_mul_c_q(mij,mone);
6456: for ( k = j+1; k < n; k++ ) {
6457: /* if ( DP_Print ) fprintf(stderr,"k=%d ",k); */
6458: bucket = create_pbucket();
6459: if ( mi[k] ) {
6460: nmv = BDY(mjj); len = LEN(mjj);
6461: for ( a = 0; a < len; a++, NMV_ADV(nmv) ) {
6462: u = ndv_mul_nmv_trunc(mod,nmv,mi[k],DL(BDY(d)));
6463: add_pbucket(mod,bucket,u);
6464: }
6465: }
6466: if ( mj[k] && mij ) {
6467: nmv = BDY(mij); len = LEN(mij);
6468: for ( a = 0; a < len; a++, NMV_ADV(nmv) ) {
6469: u = ndv_mul_nmv_trunc(mod,nmv,mj[k],DL(BDY(d)));
6470: add_pbucket(mod,bucket,u);
6471: }
6472: }
6473: u = nd_quo(mod,bucket,d);
6474: mi[k] = ndtondv(mod,u);
6475: }
6476: /* if ( DP_Print ) fprintf(stderr,"\n",k); */
6477: }
6478: d = mjj;
6479: }
6480: if ( DP_Print ) fprintf(stderr,"\n",k);
6481: if ( sgn < 0 )
6482: if ( mod )
6483: ndv_mul_c(mod,d,mod-1);
6484: else
6485: ndv_mul_c_q(d,mone);
6486: r = ndvtop(mod,CO,fv,d);
6487: if ( !mod && !UNIQ(dq) )
6488: divsp(CO,r,(P)dq,rp);
6489: else
6490: *rp = r;
1.99 noro 6491: }
6492:
1.102 noro 6493: ND ndv_mul_nmv_trunc(int mod,NMV m0,NDV p,UINT *d)
1.99 noro 6494: {
1.157 noro 6495: NM mr,mr0;
6496: NM tnm;
6497: NMV m;
6498: UINT *d0,*dt,*dm;
6499: int c,n,td,i,c1,c2,len;
6500: Q q;
6501: ND r;
6502:
6503: if ( !p ) return 0;
6504: else {
6505: n = NV(p); m = BDY(p); len = LEN(p);
6506: d0 = DL(m0);
6507: td = TD(d);
6508: mr0 = 0;
6509: NEWNM(tnm);
6510: if ( mod ) {
6511: c = CM(m0);
6512: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
6513: ndl_add(DL(m),d0,DL(tnm));
6514: if ( ndl_reducible(DL(tnm),d) ) {
6515: NEXTNM(mr0,mr);
6516: c1 = CM(m); DMAR(c1,c,0,mod,c2); CM(mr) = c2;
6517: ndl_copy(DL(tnm),DL(mr));
6518: }
6519: }
6520: } else {
6521: q = CQ(m0);
6522: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
6523: ndl_add(DL(m),d0,DL(tnm));
6524: if ( ndl_reducible(DL(tnm),d) ) {
6525: NEXTNM(mr0,mr);
6526: mulq(CQ(m),q,&CQ(mr));
6527: ndl_copy(DL(tnm),DL(mr));
6528: }
6529: }
6530: }
6531: if ( !mr0 )
6532: return 0;
6533: else {
6534: NEXT(mr) = 0;
6535: for ( len = 0, mr = mr0; mr; mr = NEXT(mr), len++ );
6536: MKND(NV(p),mr0,len,r);
6537: SG(r) = SG(p) + TD(d0);
6538: return r;
6539: }
6540: }
1.114 noro 6541: }
6542:
6543: void nd_det_reconstruct(NDV **dm,int n,int j,NDV d)
6544: {
1.157 noro 6545: int i,obpe,oadv,h,k,l;
6546: static NM prev_nm_free_list;
6547: EPOS oepos;
6548:
6549: obpe = nd_bpe;
6550: oadv = nmv_adv;
6551: oepos = nd_epos;
6552: if ( obpe < 2 ) nd_bpe = 2;
6553: else if ( obpe < 3 ) nd_bpe = 3;
6554: else if ( obpe < 4 ) nd_bpe = 4;
6555: else if ( obpe < 5 ) nd_bpe = 5;
6556: else if ( obpe < 6 ) nd_bpe = 6;
6557: else if ( obpe < 8 ) nd_bpe = 8;
6558: else if ( obpe < 10 ) nd_bpe = 10;
6559: else if ( obpe < 16 ) nd_bpe = 16;
6560: else if ( obpe < 32 ) nd_bpe = 32;
6561: else error("nd_det_reconstruct : exponent too large");
6562:
6563: nd_setup_parameters(nd_nvar,0);
6564: prev_nm_free_list = _nm_free_list;
6565: _nm_free_list = 0;
6566: for ( k = j; k < n; k++ )
6567: for (l = j; l < n; l++ )
6568: ndv_realloc(dm[k][l],obpe,oadv,oepos);
6569: ndv_realloc(d,obpe,oadv,oepos);
6570: prev_nm_free_list = 0;
1.114 noro 6571: #if 0
1.157 noro 6572: GC_gcollect();
1.114 noro 6573: #endif
6574: }
6575:
1.153 noro 6576: /* returns a UINT array containing degree bounds */
6577:
1.114 noro 6578: UINT *nd_det_compute_bound(NDV **dm,int n,int j)
6579: {
1.157 noro 6580: UINT *d0,*d1,*d,*t,*r;
6581: int k,l,i;
1.114 noro 6582:
1.157 noro 6583: d0 = (UINT *)MALLOC(nd_nvar*sizeof(UINT));
6584: for ( k = 0; k < nd_nvar; k++ ) d0[k] = 0;
6585: for ( k = j; k < n; k++ )
6586: for ( l = j; l < n; l++ )
6587: if ( dm[k][l] ) {
6588: d = ndv_compute_bound(dm[k][l]);
6589: for ( i = 0; i < nd_nvar; i++ )
6590: d0[i] = MAX(d0[i],d[i]);
6591: }
6592: return d0;
1.117 noro 6593: }
6594:
6595: DL nd_separate_d(UINT *d,UINT *trans)
6596: {
1.157 noro 6597: int n,td,i,e,j;
6598: DL a;
1.117 noro 6599:
1.157 noro 6600: ndl_zero(trans);
6601: td = 0;
6602: for ( i = 0; i < nd_ntrans; i++ ) {
6603: e = GET_EXP(d,i);
6604: PUT_EXP(trans,i,e);
6605: td += MUL_WEIGHT(e,i);
6606: }
6607: if ( nd_ntrans+nd_nalg < nd_nvar ) {
6608: /* homogenized */
6609: i = nd_nvar-1;
6610: e = GET_EXP(d,i);
6611: PUT_EXP(trans,i,e);
6612: td += MUL_WEIGHT(e,i);
6613: }
6614: TD(trans) = td;
6615: if ( nd_blockmask) ndl_weight_mask(trans);
6616: NEWDL(a,nd_nalg);
6617: td = 0;
6618: for ( i = 0; i < nd_nalg; i++ ) {
6619: j = nd_ntrans+i;
6620: e = GET_EXP(d,j);
6621: a->d[i] = e;
6622: td += e;
6623: }
6624: a->td = td;
6625: return a;
1.117 noro 6626: }
6627:
1.118 noro 6628: int nd_monic(int mod,ND *p)
1.117 noro 6629: {
1.157 noro 6630: UINT *trans,*t;
6631: DL alg;
6632: MP mp0,mp;
6633: NM m,m0,m1,ma0,ma,mb,mr0,mr;
6634: ND r;
6635: DL dl;
6636: DP nm;
6637: NDV ndv;
6638: DAlg inv,cd;
6639: ND s,c;
6640: Q l,mul;
6641: N ln;
6642: int n,ntrans,i,e,td,is_lc,len;
6643: NumberField nf;
6644: struct oEGT eg0,eg1;
6645:
6646: if ( !(nf = get_numberfield()) )
6647: error("nd_monic : current_numberfield is not set");
6648:
6649: /* Q coef -> DAlg coef */
6650: NEWNM(ma0); ma = ma0;
6651: m = BDY(*p);
6652: is_lc = 1;
6653: while ( 1 ) {
6654: NEWMP(mp0); mp = mp0;
6655: mp->c = (P)CQ(m);
6656: mp->dl = nd_separate_d(DL(m),DL(ma));
6657: NEWNM(mb);
6658: for ( m = NEXT(m); m; m = NEXT(m) ) {
6659: alg = nd_separate_d(DL(m),DL(mb));
6660: if ( !ndl_equal(DL(ma),DL(mb)) )
6661: break;
6662: NEXTMP(mp0,mp); mp->c = (P)CQ(m); mp->dl = alg;
6663: }
6664: NEXT(mp) = 0;
6665: MKDP(nd_nalg,mp0,nm);
6666: MKDAlg(nm,ONE,cd);
6667: if ( is_lc == 1 ) {
6668: /* if the lc is a rational number, we have nothing to do */
6669: if ( !mp0->dl->td )
6670: return 1;
6671:
6672: get_eg(&eg0);
6673: invdalg(cd,&inv);
6674: get_eg(&eg1); add_eg(&eg_invdalg,&eg0,&eg1);
6675: /* check the validity of inv */
6676: if ( mod && !rem(NM(inv->dn),mod) )
6677: return 0;
6678: CA(ma) = nf->one;
6679: is_lc = 0;
6680: ln = ONEN;
6681: } else {
6682: muldalg(cd,inv,&CA(ma));
6683: lcmn(ln,NM(CA(ma)->dn),&ln);
6684: }
6685: if ( m ) {
6686: NEXT(ma) = mb; ma = mb;
6687: } else {
6688: NEXT(ma) = 0;
6689: break;
6690: }
6691: }
6692: /* l = lcm(denoms) */
6693: NTOQ(ln,1,l);
6694: for ( mr0 = 0, m = ma0; m; m = NEXT(m) ) {
6695: divq(l,CA(m)->dn,&mul);
6696: for ( mp = BDY(CA(m)->nm); mp; mp = NEXT(mp) ) {
6697: NEXTNM(mr0,mr);
6698: mulq((Q)mp->c,mul,&CQ(mr));
6699: dl = mp->dl;
6700: td = TD(DL(m));
6701: ndl_copy(DL(m),DL(mr));
6702: for ( i = 0; i < nd_nalg; i++ ) {
6703: e = dl->d[i];
6704: PUT_EXP(DL(mr),i+nd_ntrans,e);
6705: td += MUL_WEIGHT(e,i+nd_ntrans);
6706: }
1.163 noro 6707: if ( nd_module ) MPOS(DL(mr)) = MPOS(DL(m));
1.157 noro 6708: TD(DL(mr)) = td;
6709: if ( nd_blockmask) ndl_weight_mask(DL(mr));
6710: }
6711: }
6712: NEXT(mr) = 0;
6713: for ( len = 0, mr = mr0; mr; mr = NEXT(mr), len++ );
6714: MKND(NV(*p),mr0,len,r);
6715: /* XXX */
6716: SG(r) = SG(*p);
6717: nd_free(*p);
6718: *p = r;
6719: return 1;
1.59 noro 6720: }
1.167 noro 6721:
6722: NODE reverse_node(NODE n)
6723: {
6724: NODE t,t1;
6725:
6726: for ( t = 0; n; n = NEXT(n) ) {
6727: MKNODE(t1,BDY(n),t); t = t1;
6728: }
6729: return t;
6730: }
6731:
6732: P ndc_div(int mod,union oNDC a,union oNDC b)
6733: {
6734: union oNDC c;
6735: int inv,t;
6736:
6737: if ( mod == -1 ) c.m = _mulsf(a.m,_invsf(b.m));
6738: else if ( mod ) {
6739: inv = invm(b.m,mod);
6740: DMAR(a.m,inv,0,mod,t); c.m = t;
6741: } else if ( nd_vc )
6742: divsp(nd_vc,a.p,b.p,&c.p);
6743: else
6744: divq(a.z,b.z,&c.z);
6745: return ndctop(mod,c);
6746: }
6747:
6748: P ndctop(int mod,union oNDC c)
6749: {
6750: Q q;
6751: int e;
6752: GFS gfs;
6753:
6754: if ( mod == -1 ) {
6755: e = IFTOF(c.m); MKGFS(e,gfs); return (P)gfs;
6756: } else if ( mod ) {
6757: STOQ(c.m,q); return (P)q;
6758: } else
6759: return (P)c.p;
6760: }
6761:
6762: /* [0,0,0,cont] = p -> p/cont */
6763:
6764: void finalize_tracelist(int i,P cont)
6765: {
6766: LIST l;
6767: NODE node;
6768: Q iq;
6769:
6770: if ( !UNIQ(cont) ) {
6771: node = mknode(4,0,0,0,cont);
6772: MKLIST(l,node); MKNODE(node,l,nd_tracelist);
6773: nd_tracelist = node;
6774: }
6775: STOQ(i,iq);
6776: nd_tracelist = reverse_node(nd_tracelist);
6777: MKLIST(l,nd_tracelist);
6778: node = mknode(2,iq,l); MKLIST(l,node);
6779: MKNODE(node,l,nd_alltracelist); MKLIST(l,node);
6780: nd_alltracelist = node; nd_tracelist = 0;
6781: }
6782:
6783: void conv_ilist(int demand,int trace,NODE g,int **indp)
6784: {
6785: int n,i,j;
6786: int *ind;
6787: NODE t;
6788:
6789: n = length(g);
6790: ind = (int *)MALLOC(n*sizeof(int));
6791: for ( i = 0, t = g; i < n; i++, t = NEXT(t) ) {
6792: j = (long)BDY(t); ind[i] = j;
6793: BDY(t) = (pointer)(demand?ndv_load(j):(trace?nd_ps_trace[j]:nd_ps[j]));
6794: }
6795: if ( indp ) *indp = ind;
6796: }
1.172 noro 6797:
6798: void parse_nd_option(NODE opt)
6799: {
6800: NODE t,p;
6801: char *key;
6802: Obj value;
6803:
1.173 ! noro 6804: nd_gentrace = 0; nd_gensyz = 0; nd_nora = 0;
1.172 noro 6805: for ( t = opt; t; t = NEXT(t) ) {
6806: p = BDY((LIST)BDY(t));
6807: key = BDY((STRING)BDY(p));
6808: value = (Obj)BDY(NEXT(p));
6809: if ( !strcmp(key,"gentrace") )
6810: nd_gentrace = value?1:0;
6811: else if ( !strcmp(key,"gensyz") )
6812: nd_gensyz = value?1:0;
1.173 ! noro 6813: else if ( !strcmp(key,"nora") )
! 6814: nd_nora = value?1:0;
1.172 noro 6815: }
6816: }
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