Annotation of OpenXM_contrib2/asir2000/engine/nd.c, Revision 1.157
1.157 ! noro 1: /* $OpenXM: OpenXM_contrib2/asir2000/engine/nd.c,v 1.156 2008/05/23 01:24:21 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;
1.157 ! noro 49: static int nd_module,nd_istop,nd_mpos;
1.1 noro 50:
1.119 noro 51: NumberField get_numberfield();
1.114 noro 52: UINT *nd_det_compute_bound(NDV **dm,int n,int j);
53: void nd_det_reconstruct(NDV **dm,int n,int j,NDV d);
1.152 ohara 54: void nd_heu_nezgcdnpz(VL vl,P *pl,int m,int full,P *pr);
1.118 noro 55: int nd_monic(int m,ND *p);
1.129 noro 56: NDV plain_vect_to_ndv_q(Q *mat,int col,UINT *s0vect);
1.157 ! noro 57: LIST ndvtopl(int mod,VL vl,VL dvl,NDV p,int rank);
! 58: NDV pltondv(VL vl,VL dvl,LIST p);
! 59: void pltozpl(LIST l,Q *cont,LIST *pp);
! 60: void ndl_lcm_nocheck(UINT *d1,unsigned *d2,UINT *d);
1.114 noro 61:
1.149 noro 62: extern int Denominator,DP_Multiple;
63:
1.1 noro 64: void nd_free_private_storage()
65: {
1.157 ! noro 66: _nm_free_list = 0;
! 67: _ndp_free_list = 0;
1.71 noro 68: #if 0
1.157 ! noro 69: GC_gcollect();
1.71 noro 70: #endif
1.1 noro 71: }
72:
73: void _NM_alloc()
74: {
1.157 ! noro 75: NM p;
! 76: int i;
1.1 noro 77:
1.157 ! noro 78: for ( i = 0; i < 1024; i++ ) {
! 79: p = (NM)GC_malloc(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
! 80: p->next = _nm_free_list; _nm_free_list = p;
! 81: }
1.1 noro 82: }
83:
84: void _ND_alloc()
85: {
1.157 ! noro 86: ND p;
! 87: int i;
1.1 noro 88:
1.157 ! noro 89: for ( i = 0; i < 1024; i++ ) {
! 90: p = (ND)GC_malloc(sizeof(struct oND));
! 91: p->body = (NM)_nd_free_list; _nd_free_list = p;
! 92: }
1.1 noro 93: }
94:
95: void _NDP_alloc()
96: {
1.157 ! noro 97: ND_pairs p;
! 98: int i;
1.1 noro 99:
1.157 ! noro 100: for ( i = 0; i < 1024; i++ ) {
! 101: p = (ND_pairs)GC_malloc(sizeof(struct oND_pairs)
! 102: +(nd_wpd-1)*sizeof(UINT));
! 103: p->next = _ndp_free_list; _ndp_free_list = p;
! 104: }
1.1 noro 105: }
106:
1.30 noro 107: INLINE int nd_length(ND p)
1.1 noro 108: {
1.157 ! noro 109: NM m;
! 110: int i;
1.1 noro 111:
1.157 ! noro 112: if ( !p )
! 113: return 0;
! 114: else {
! 115: for ( i = 0, m = BDY(p); m; m = NEXT(m), i++ );
! 116: return i;
! 117: }
1.1 noro 118: }
119:
1.61 noro 120: INLINE int ndl_reducible(UINT *d1,UINT *d2)
1.1 noro 121: {
1.157 ! noro 122: UINT u1,u2;
! 123: int i,j;
1.1 noro 124:
1.157 ! noro 125: if ( nd_module && (MPOS(d1) != MPOS(d2)) ) return 0;
! 126:
! 127: if ( TD(d1) < TD(d2) ) return 0;
1.65 noro 128: #if USE_UNROLL
1.157 ! noro 129: switch ( nd_bpe ) {
! 130: case 3:
! 131: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 132: u1 = d1[i]; u2 = d2[i];
! 133: if ( (u1&0x38000000) < (u2&0x38000000) ) return 0;
! 134: if ( (u1& 0x7000000) < (u2& 0x7000000) ) return 0;
! 135: if ( (u1& 0xe00000) < (u2& 0xe00000) ) return 0;
! 136: if ( (u1& 0x1c0000) < (u2& 0x1c0000) ) return 0;
! 137: if ( (u1& 0x38000) < (u2& 0x38000) ) return 0;
! 138: if ( (u1& 0x7000) < (u2& 0x7000) ) return 0;
! 139: if ( (u1& 0xe00) < (u2& 0xe00) ) return 0;
! 140: if ( (u1& 0x1c0) < (u2& 0x1c0) ) return 0;
! 141: if ( (u1& 0x38) < (u2& 0x38) ) return 0;
! 142: if ( (u1& 0x7) < (u2& 0x7) ) return 0;
! 143: }
! 144: return 1;
! 145: break;
! 146: case 4:
! 147: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 148: u1 = d1[i]; u2 = d2[i];
! 149: if ( (u1&0xf0000000) < (u2&0xf0000000) ) return 0;
! 150: if ( (u1& 0xf000000) < (u2& 0xf000000) ) return 0;
! 151: if ( (u1& 0xf00000) < (u2& 0xf00000) ) return 0;
! 152: if ( (u1& 0xf0000) < (u2& 0xf0000) ) return 0;
! 153: if ( (u1& 0xf000) < (u2& 0xf000) ) return 0;
! 154: if ( (u1& 0xf00) < (u2& 0xf00) ) return 0;
! 155: if ( (u1& 0xf0) < (u2& 0xf0) ) return 0;
! 156: if ( (u1& 0xf) < (u2& 0xf) ) return 0;
! 157: }
! 158: return 1;
! 159: break;
! 160: case 6:
! 161: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 162: u1 = d1[i]; u2 = d2[i];
! 163: if ( (u1&0x3f000000) < (u2&0x3f000000) ) return 0;
! 164: if ( (u1& 0xfc0000) < (u2& 0xfc0000) ) return 0;
! 165: if ( (u1& 0x3f000) < (u2& 0x3f000) ) return 0;
! 166: if ( (u1& 0xfc0) < (u2& 0xfc0) ) return 0;
! 167: if ( (u1& 0x3f) < (u2& 0x3f) ) return 0;
! 168: }
! 169: return 1;
! 170: break;
! 171: case 8:
! 172: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 173: u1 = d1[i]; u2 = d2[i];
! 174: if ( (u1&0xff000000) < (u2&0xff000000) ) return 0;
! 175: if ( (u1& 0xff0000) < (u2& 0xff0000) ) return 0;
! 176: if ( (u1& 0xff00) < (u2& 0xff00) ) return 0;
! 177: if ( (u1& 0xff) < (u2& 0xff) ) return 0;
! 178: }
! 179: return 1;
! 180: break;
! 181: case 16:
! 182: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 183: u1 = d1[i]; u2 = d2[i];
! 184: if ( (u1&0xffff0000) < (u2&0xffff0000) ) return 0;
! 185: if ( (u1& 0xffff) < (u2& 0xffff) ) return 0;
! 186: }
! 187: return 1;
! 188: break;
! 189: case 32:
! 190: for ( i = nd_exporigin; i < nd_wpd; i++ )
! 191: if ( d1[i] < d2[i] ) return 0;
! 192: return 1;
! 193: break;
! 194: default:
! 195: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 196: u1 = d1[i]; u2 = d2[i];
! 197: for ( j = 0; j < nd_epw; j++ )
! 198: if ( (u1&nd_mask[j]) < (u2&nd_mask[j]) ) return 0;
! 199: }
! 200: return 1;
! 201: }
1.65 noro 202: #else
1.157 ! noro 203: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 204: u1 = d1[i]; u2 = d2[i];
! 205: for ( j = 0; j < nd_epw; j++ )
! 206: if ( (u1&nd_mask[j]) < (u2&nd_mask[j]) ) return 0;
! 207: }
! 208: return 1;
1.65 noro 209: #endif
1.1 noro 210: }
211:
1.61 noro 212: /*
213: * If the current order is a block order,
214: * then the last block is length 1 and contains
215: * the homo variable. Otherwise, the original
216: * order is either 0 or 2.
217: */
218:
219: void ndl_homogenize(UINT *d,UINT *r,int obpe,EPOS oepos,int weight)
1.23 noro 220: {
1.157 ! noro 221: int w,i,e,n,omask0;
1.61 noro 222:
1.157 ! noro 223: omask0 = obpe==32?0xffffffff:((1<<obpe)-1);
! 224: n = nd_nvar-1;
! 225: ndl_zero(r);
! 226: for ( i = 0; i < n; i++ ) {
! 227: e = GET_EXP_OLD(d,i);
! 228: PUT_EXP(r,i,e);
! 229: }
! 230: w = TD(d);
! 231: PUT_EXP(r,nd_nvar-1,weight-w);
! 232: TD(r) = weight;
! 233: if ( nd_blockmask ) ndl_weight_mask(r);
! 234: if ( nd_module ) MPOS(r) = MPOS(d);
1.61 noro 235: }
236:
237: void ndl_dehomogenize(UINT *d)
238: {
1.157 ! noro 239: UINT mask;
! 240: UINT h;
! 241: int i,bits;
! 242:
! 243: if ( nd_blockmask ) {
! 244: h = GET_EXP(d,nd_nvar-1);
! 245: XOR_EXP(d,nd_nvar-1,h);
! 246: TD(d) -= h;
! 247: ndl_weight_mask(d);
! 248: } else {
! 249: if ( nd_isrlex ) {
! 250: if ( nd_bpe == 32 ) {
! 251: h = d[nd_exporigin];
! 252: for ( i = nd_exporigin+1; i < nd_wpd; i++ )
! 253: d[i-1] = d[i];
! 254: d[i-1] = 0;
! 255: TD(d) -= h;
! 256: } else {
! 257: bits = nd_epw*nd_bpe;
! 258: mask = bits==32?0xffffffff:((1<<(nd_epw*nd_bpe))-1);
! 259: h = (d[nd_exporigin]>>((nd_epw-1)*nd_bpe))&nd_mask0;
! 260: for ( i = nd_exporigin; i < nd_wpd; i++ )
! 261: d[i] = ((d[i]<<nd_bpe)&mask)
! 262: |(i+1<nd_wpd?((d[i+1]>>((nd_epw-1)*nd_bpe))&nd_mask0):0);
! 263: TD(d) -= h;
! 264: }
! 265: } else {
! 266: h = GET_EXP(d,nd_nvar-1);
! 267: XOR_EXP(d,nd_nvar-1,h);
! 268: TD(d) -= h;
! 269: }
! 270: }
1.23 noro 271: }
272:
1.61 noro 273: void ndl_lcm(UINT *d1,unsigned *d2,UINT *d)
1.1 noro 274: {
1.157 ! noro 275: UINT t1,t2,u,u1,u2;
! 276: int i,j,l;
! 277:
! 278: if ( nd_module && (MPOS(d1) != MPOS(d2)) )
! 279: error("ndl_lcm : inconsistent monomials");
! 280: #if USE_UNROLL
! 281: switch ( nd_bpe ) {
! 282: case 3:
! 283: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 284: u1 = d1[i]; u2 = d2[i];
! 285: t1 = (u1&0x38000000); t2 = (u2&0x38000000); u = t1>t2?t1:t2;
! 286: t1 = (u1& 0x7000000); t2 = (u2& 0x7000000); u |= t1>t2?t1:t2;
! 287: t1 = (u1& 0xe00000); t2 = (u2& 0xe00000); u |= t1>t2?t1:t2;
! 288: t1 = (u1& 0x1c0000); t2 = (u2& 0x1c0000); u |= t1>t2?t1:t2;
! 289: t1 = (u1& 0x38000); t2 = (u2& 0x38000); u |= t1>t2?t1:t2;
! 290: t1 = (u1& 0x7000); t2 = (u2& 0x7000); u |= t1>t2?t1:t2;
! 291: t1 = (u1& 0xe00); t2 = (u2& 0xe00); u |= t1>t2?t1:t2;
! 292: t1 = (u1& 0x1c0); t2 = (u2& 0x1c0); u |= t1>t2?t1:t2;
! 293: t1 = (u1& 0x38); t2 = (u2& 0x38); u |= t1>t2?t1:t2;
! 294: t1 = (u1& 0x7); t2 = (u2& 0x7); u |= t1>t2?t1:t2;
! 295: d[i] = u;
! 296: }
! 297: break;
! 298: case 4:
! 299: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 300: u1 = d1[i]; u2 = d2[i];
! 301: t1 = (u1&0xf0000000); t2 = (u2&0xf0000000); u = t1>t2?t1:t2;
! 302: t1 = (u1& 0xf000000); t2 = (u2& 0xf000000); u |= t1>t2?t1:t2;
! 303: t1 = (u1& 0xf00000); t2 = (u2& 0xf00000); u |= t1>t2?t1:t2;
! 304: t1 = (u1& 0xf0000); t2 = (u2& 0xf0000); u |= t1>t2?t1:t2;
! 305: t1 = (u1& 0xf000); t2 = (u2& 0xf000); u |= t1>t2?t1:t2;
! 306: t1 = (u1& 0xf00); t2 = (u2& 0xf00); u |= t1>t2?t1:t2;
! 307: t1 = (u1& 0xf0); t2 = (u2& 0xf0); u |= t1>t2?t1:t2;
! 308: t1 = (u1& 0xf); t2 = (u2& 0xf); u |= t1>t2?t1:t2;
! 309: d[i] = u;
! 310: }
! 311: break;
! 312: case 6:
! 313: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 314: u1 = d1[i]; u2 = d2[i];
! 315: t1 = (u1&0x3f000000); t2 = (u2&0x3f000000); u = t1>t2?t1:t2;
! 316: t1 = (u1& 0xfc0000); t2 = (u2& 0xfc0000); u |= t1>t2?t1:t2;
! 317: t1 = (u1& 0x3f000); t2 = (u2& 0x3f000); u |= t1>t2?t1:t2;
! 318: t1 = (u1& 0xfc0); t2 = (u2& 0xfc0); u |= t1>t2?t1:t2;
! 319: t1 = (u1& 0x3f); t2 = (u2& 0x3f); u |= t1>t2?t1:t2;
! 320: d[i] = u;
! 321: }
! 322: break;
! 323: case 8:
! 324: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 325: u1 = d1[i]; u2 = d2[i];
! 326: t1 = (u1&0xff000000); t2 = (u2&0xff000000); u = t1>t2?t1:t2;
! 327: t1 = (u1& 0xff0000); t2 = (u2& 0xff0000); u |= t1>t2?t1:t2;
! 328: t1 = (u1& 0xff00); t2 = (u2& 0xff00); u |= t1>t2?t1:t2;
! 329: t1 = (u1& 0xff); t2 = (u2& 0xff); u |= t1>t2?t1:t2;
! 330: d[i] = u;
! 331: }
! 332: break;
! 333: case 16:
! 334: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 335: u1 = d1[i]; u2 = d2[i];
! 336: t1 = (u1&0xffff0000); t2 = (u2&0xffff0000); u = t1>t2?t1:t2;
! 337: t1 = (u1& 0xffff); t2 = (u2& 0xffff); u |= t1>t2?t1:t2;
! 338: d[i] = u;
! 339: }
! 340: break;
! 341: case 32:
! 342: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 343: u1 = d1[i]; u2 = d2[i];
! 344: d[i] = u1>u2?u1:u2;
! 345: }
! 346: break;
! 347: default:
! 348: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 349: u1 = d1[i]; u2 = d2[i];
! 350: for ( j = 0, u = 0; j < nd_epw; j++ ) {
! 351: t1 = (u1&nd_mask[j]); t2 = (u2&nd_mask[j]); u |= t1>t2?t1:t2;
! 352: }
! 353: d[i] = u;
! 354: }
! 355: break;
! 356: }
! 357: #else
! 358: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 359: u1 = d1[i]; u2 = d2[i];
! 360: for ( j = 0, u = 0; j < nd_epw; j++ ) {
! 361: t1 = (u1&nd_mask[j]); t2 = (u2&nd_mask[j]); u |= t1>t2?t1:t2;
! 362: }
! 363: d[i] = u;
! 364: }
! 365: #endif
! 366: TD(d) = ndl_weight(d);
! 367: if ( nd_blockmask ) ndl_weight_mask(d);
! 368: if ( nd_module ) MPOS(d) = MPOS(d1);
! 369: }
! 370:
! 371: void ndl_lcm_nocheck(UINT *d1,unsigned *d2,UINT *d)
! 372: {
! 373: UINT t1,t2,u,u1,u2;
! 374: int i,j,l;
1.1 noro 375:
1.65 noro 376: #if USE_UNROLL
1.157 ! noro 377: switch ( nd_bpe ) {
! 378: case 3:
! 379: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 380: u1 = d1[i]; u2 = d2[i];
! 381: t1 = (u1&0x38000000); t2 = (u2&0x38000000); u = t1>t2?t1:t2;
! 382: t1 = (u1& 0x7000000); t2 = (u2& 0x7000000); u |= t1>t2?t1:t2;
! 383: t1 = (u1& 0xe00000); t2 = (u2& 0xe00000); u |= t1>t2?t1:t2;
! 384: t1 = (u1& 0x1c0000); t2 = (u2& 0x1c0000); u |= t1>t2?t1:t2;
! 385: t1 = (u1& 0x38000); t2 = (u2& 0x38000); u |= t1>t2?t1:t2;
! 386: t1 = (u1& 0x7000); t2 = (u2& 0x7000); u |= t1>t2?t1:t2;
! 387: t1 = (u1& 0xe00); t2 = (u2& 0xe00); u |= t1>t2?t1:t2;
! 388: t1 = (u1& 0x1c0); t2 = (u2& 0x1c0); u |= t1>t2?t1:t2;
! 389: t1 = (u1& 0x38); t2 = (u2& 0x38); u |= t1>t2?t1:t2;
! 390: t1 = (u1& 0x7); t2 = (u2& 0x7); u |= t1>t2?t1:t2;
! 391: d[i] = u;
! 392: }
! 393: break;
! 394: case 4:
! 395: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 396: u1 = d1[i]; u2 = d2[i];
! 397: t1 = (u1&0xf0000000); t2 = (u2&0xf0000000); u = t1>t2?t1:t2;
! 398: t1 = (u1& 0xf000000); t2 = (u2& 0xf000000); u |= t1>t2?t1:t2;
! 399: t1 = (u1& 0xf00000); t2 = (u2& 0xf00000); u |= t1>t2?t1:t2;
! 400: t1 = (u1& 0xf0000); t2 = (u2& 0xf0000); u |= t1>t2?t1:t2;
! 401: t1 = (u1& 0xf000); t2 = (u2& 0xf000); u |= t1>t2?t1:t2;
! 402: t1 = (u1& 0xf00); t2 = (u2& 0xf00); u |= t1>t2?t1:t2;
! 403: t1 = (u1& 0xf0); t2 = (u2& 0xf0); u |= t1>t2?t1:t2;
! 404: t1 = (u1& 0xf); t2 = (u2& 0xf); u |= t1>t2?t1:t2;
! 405: d[i] = u;
! 406: }
! 407: break;
! 408: case 6:
! 409: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 410: u1 = d1[i]; u2 = d2[i];
! 411: t1 = (u1&0x3f000000); t2 = (u2&0x3f000000); u = t1>t2?t1:t2;
! 412: t1 = (u1& 0xfc0000); t2 = (u2& 0xfc0000); u |= t1>t2?t1:t2;
! 413: t1 = (u1& 0x3f000); t2 = (u2& 0x3f000); u |= t1>t2?t1:t2;
! 414: t1 = (u1& 0xfc0); t2 = (u2& 0xfc0); u |= t1>t2?t1:t2;
! 415: t1 = (u1& 0x3f); t2 = (u2& 0x3f); u |= t1>t2?t1:t2;
! 416: d[i] = u;
! 417: }
! 418: break;
! 419: case 8:
! 420: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 421: u1 = d1[i]; u2 = d2[i];
! 422: t1 = (u1&0xff000000); t2 = (u2&0xff000000); u = t1>t2?t1:t2;
! 423: t1 = (u1& 0xff0000); t2 = (u2& 0xff0000); u |= t1>t2?t1:t2;
! 424: t1 = (u1& 0xff00); t2 = (u2& 0xff00); u |= t1>t2?t1:t2;
! 425: t1 = (u1& 0xff); t2 = (u2& 0xff); u |= t1>t2?t1:t2;
! 426: d[i] = u;
! 427: }
! 428: break;
! 429: case 16:
! 430: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 431: u1 = d1[i]; u2 = d2[i];
! 432: t1 = (u1&0xffff0000); t2 = (u2&0xffff0000); u = t1>t2?t1:t2;
! 433: t1 = (u1& 0xffff); t2 = (u2& 0xffff); u |= t1>t2?t1:t2;
! 434: d[i] = u;
! 435: }
! 436: break;
! 437: case 32:
! 438: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 439: u1 = d1[i]; u2 = d2[i];
! 440: d[i] = u1>u2?u1:u2;
! 441: }
! 442: break;
! 443: default:
! 444: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 445: u1 = d1[i]; u2 = d2[i];
! 446: for ( j = 0, u = 0; j < nd_epw; j++ ) {
! 447: t1 = (u1&nd_mask[j]); t2 = (u2&nd_mask[j]); u |= t1>t2?t1:t2;
! 448: }
! 449: d[i] = u;
! 450: }
! 451: break;
! 452: }
1.65 noro 453: #else
1.157 ! noro 454: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 455: u1 = d1[i]; u2 = d2[i];
! 456: for ( j = 0, u = 0; j < nd_epw; j++ ) {
! 457: t1 = (u1&nd_mask[j]); t2 = (u2&nd_mask[j]); u |= t1>t2?t1:t2;
! 458: }
! 459: d[i] = u;
! 460: }
1.65 noro 461: #endif
1.157 ! noro 462: TD(d) = ndl_weight(d);
! 463: if ( nd_blockmask ) ndl_weight_mask(d);
! 464: if ( nd_module ) MPOS(d) = MPOS(d1);
1.57 noro 465: }
466:
1.61 noro 467: int ndl_weight(UINT *d)
1.1 noro 468: {
1.157 ! noro 469: UINT t,u;
! 470: int i,j;
1.1 noro 471:
1.157 ! noro 472: if ( current_dl_weight_vector )
! 473: for ( i = 0, t = 0; i < nd_nvar; i++ ) {
! 474: u = GET_EXP(d,i);
! 475: t += MUL_WEIGHT(u,i);
! 476: }
! 477: else
! 478: for ( t = 0, i = nd_exporigin; i < nd_wpd; i++ ) {
! 479: u = d[i];
! 480: for ( j = 0; j < nd_epw; j++, u>>=nd_bpe )
! 481: t += (u&nd_mask0);
! 482: }
! 483: return t;
1.1 noro 484: }
485:
1.61 noro 486: void ndl_weight_mask(UINT *d)
1.43 noro 487: {
1.157 ! noro 488: UINT t,u;
! 489: UINT *mask;
! 490: int i,j,k,l;
! 491:
! 492: l = nd_blockmask->n;
! 493: for ( k = 0; k < l; k++ ) {
! 494: mask = nd_blockmask->mask[k];
! 495: if ( current_dl_weight_vector )
! 496: for ( i = 0, t = 0; i < nd_nvar; i++ ) {
! 497: u = GET_EXP_MASK(d,i,mask);
! 498: t += MUL_WEIGHT(u,i);
! 499: }
! 500: else
! 501: for ( t = 0, i = nd_exporigin; i < nd_wpd; i++ ) {
! 502: u = d[i]&mask[i];
! 503: for ( j = 0; j < nd_epw; j++, u>>=nd_bpe )
! 504: t += (u&nd_mask0);
! 505: }
! 506: d[k+1] = t;
! 507: }
1.43 noro 508: }
509:
1.61 noro 510: int ndl_lex_compare(UINT *d1,UINT *d2)
1.1 noro 511: {
1.157 ! noro 512: int i;
1.1 noro 513:
1.157 ! noro 514: d1 += nd_exporigin;
! 515: d2 += nd_exporigin;
! 516: for ( i = nd_exporigin; i < nd_wpd; i++, d1++, d2++ )
! 517: if ( *d1 > *d2 )
! 518: return nd_isrlex ? -1 : 1;
! 519: else if ( *d1 < *d2 )
! 520: return nd_isrlex ? 1 : -1;
! 521: return 0;
1.1 noro 522: }
523:
1.61 noro 524: int ndl_block_compare(UINT *d1,UINT *d2)
1.43 noro 525: {
1.157 ! noro 526: int i,l,j,ord_o,ord_l;
! 527: struct order_pair *op;
! 528: UINT t1,t2,m;
! 529: UINT *mask;
! 530:
! 531: l = nd_blockmask->n;
! 532: op = nd_blockmask->order_pair;
! 533: for ( j = 0; j < l; j++ ) {
! 534: mask = nd_blockmask->mask[j];
! 535: ord_o = op[j].order;
! 536: if ( ord_o < 2 )
! 537: if ( (t1=d1[j+1]) > (t2=d2[j+1]) ) return 1;
! 538: else if ( t1 < t2 ) return -1;
! 539: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 540: m = mask[i];
! 541: t1 = d1[i]&m;
! 542: t2 = d2[i]&m;
! 543: if ( t1 > t2 )
! 544: return !ord_o ? -1 : 1;
! 545: else if ( t1 < t2 )
! 546: return !ord_o ? 1 : -1;
! 547: }
! 548: }
! 549: return 0;
1.43 noro 550: }
551:
1.96 noro 552: int ndl_matrix_compare(UINT *d1,UINT *d2)
553: {
1.157 ! noro 554: int i,j,s;
! 555: int *v;
1.96 noro 556:
1.157 ! noro 557: for ( j = 0; j < nd_nvar; j++ )
! 558: nd_work_vector[j] = GET_EXP(d1,j)-GET_EXP(d2,j);
! 559: for ( i = 0; i < nd_matrix_len; i++ ) {
! 560: v = nd_matrix[i];
! 561: for ( j = 0, s = 0; j < nd_nvar; j++ )
! 562: s += v[j]*nd_work_vector[j];
! 563: if ( s > 0 ) return 1;
! 564: else if ( s < 0 ) return -1;
! 565: }
! 566: return 0;
1.96 noro 567: }
568:
1.97 noro 569: int ndl_composite_compare(UINT *d1,UINT *d2)
570: {
1.157 ! noro 571: int i,j,s,start,end,len,o;
! 572: int *v;
! 573: struct sparse_weight *sw;
! 574:
! 575: for ( j = 0; j < nd_nvar; j++ )
! 576: nd_work_vector[j] = GET_EXP(d1,j)-GET_EXP(d2,j);
! 577: for ( i = 0; i < nd_worb_len; i++ ) {
! 578: len = nd_worb[i].length;
! 579: switch ( nd_worb[i].type ) {
! 580: case IS_DENSE_WEIGHT:
! 581: v = nd_worb[i].body.dense_weight;
! 582: for ( j = 0, s = 0; j < len; j++ )
! 583: s += v[j]*nd_work_vector[j];
! 584: if ( s > 0 ) return 1;
! 585: else if ( s < 0 ) return -1;
! 586: break;
! 587: case IS_SPARSE_WEIGHT:
! 588: sw = nd_worb[i].body.sparse_weight;
! 589: for ( j = 0, s = 0; j < len; j++ )
! 590: s += sw[j].value*nd_work_vector[sw[j].pos];
! 591: if ( s > 0 ) return 1;
! 592: else if ( s < 0 ) return -1;
! 593: break;
! 594: case IS_BLOCK:
! 595: o = nd_worb[i].body.block.order;
! 596: start = nd_worb[i].body.block.start;
! 597: switch ( o ) {
! 598: case 0:
! 599: end = start+len;
! 600: for ( j = start, s = 0; j < end; j++ )
! 601: s += MUL_WEIGHT(nd_work_vector[j],j);
! 602: if ( s > 0 ) return 1;
! 603: else if ( s < 0 ) return -1;
! 604: for ( j = end-1; j >= start; j-- )
! 605: if ( nd_work_vector[j] < 0 ) return 1;
! 606: else if ( nd_work_vector[j] > 0 ) return -1;
! 607: break;
! 608: case 1:
! 609: end = start+len;
! 610: for ( j = start, s = 0; j < end; j++ )
! 611: s += MUL_WEIGHT(nd_work_vector[j],j);
! 612: if ( s > 0 ) return 1;
! 613: else if ( s < 0 ) return -1;
! 614: for ( j = start; j < end; j++ )
! 615: if ( nd_work_vector[j] > 0 ) return 1;
! 616: else if ( nd_work_vector[j] < 0 ) return -1;
! 617: break;
! 618: case 2:
! 619: for ( j = start; j < end; j++ )
! 620: if ( nd_work_vector[j] > 0 ) return 1;
! 621: else if ( nd_work_vector[j] < 0 ) return -1;
! 622: break;
! 623: }
! 624: break;
! 625: }
! 626: }
! 627: return 0;
1.97 noro 628: }
629:
1.58 noro 630: /* TDH -> WW -> TD-> RL */
631:
1.61 noro 632: int ndl_ww_lex_compare(UINT *d1,UINT *d2)
1.58 noro 633: {
1.157 ! noro 634: int i,m,e1,e2;
1.58 noro 635:
1.157 ! noro 636: if ( TD(d1) > TD(d2) ) return 1;
! 637: else if ( TD(d1) < TD(d2) ) return -1;
! 638: m = nd_nvar>>1;
! 639: for ( i = 0, e1 = e2 = 0; i < m; i++ ) {
! 640: e1 += current_weyl_weight_vector[i]*(GET_EXP(d1,m+i)-GET_EXP(d1,i));
! 641: e2 += current_weyl_weight_vector[i]*(GET_EXP(d2,m+i)-GET_EXP(d2,i));
! 642: }
! 643: if ( e1 > e2 ) return 1;
! 644: else if ( e1 < e2 ) return -1;
! 645: return ndl_lex_compare(d1,d2);
! 646: }
! 647:
! 648: int ndl_module_grlex_compare(UINT *d1,UINT *d2)
! 649: {
! 650: int i;
! 651:
! 652: if ( nd_istop ) {
! 653: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 654: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 655: }
! 656: if ( TD(d1) > TD(d2) ) return 1;
! 657: else if ( TD(d1) < TD(d2) ) return -1;
! 658: for ( i = nd_nvar-1; i >= 0; i-- )
! 659: if ( GET_EXP(d1,i) < GET_EXP(d2,i) ) return 1;
! 660: else if ( GET_EXP(d1,i) > GET_EXP(d2,i) ) return -1;
! 661: if ( !nd_istop ) {
! 662: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 663: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 664: }
! 665: return 0;
! 666: }
! 667:
! 668: int ndl_module_glex_compare(UINT *d1,UINT *d2)
! 669: {
! 670: int i;
! 671:
! 672: if ( nd_istop ) {
! 673: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 674: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 675: }
! 676: if ( TD(d1) > TD(d2) ) return 1;
! 677: else if ( TD(d1) < TD(d2) ) return -1;
! 678: for ( i = 0; i < nd_nvar; i++ )
! 679: if ( GET_EXP(d1,i) > GET_EXP(d2,i) ) return 1;
! 680: else if ( GET_EXP(d1,i) < GET_EXP(d2,i) ) return -1;
! 681: if ( !nd_istop ) {
! 682: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 683: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 684: }
! 685: return 0;
! 686: }
! 687:
! 688: int ndl_module_lex_compare(UINT *d1,UINT *d2)
! 689: {
! 690: int i;
! 691:
! 692: if ( nd_istop ) {
! 693: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 694: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 695: }
! 696: for ( i = 0; i < nd_nvar; i++ )
! 697: if ( GET_EXP(d1,i) > GET_EXP(d2,i) ) return 1;
! 698: else if ( GET_EXP(d1,i) < GET_EXP(d2,i) ) return -1;
! 699: if ( !nd_istop ) {
! 700: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 701: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 702: }
! 703: return 0;
! 704: }
! 705:
! 706: int ndl_module_block_compare(UINT *d1,UINT *d2)
! 707: {
! 708: int i,c;
! 709:
! 710: if ( nd_istop ) {
! 711: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 712: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 713: }
! 714: if ( c = ndl_block_compare(d1,d2) ) return c;
! 715: if ( !nd_istop ) {
! 716: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 717: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 718: }
! 719: return 0;
! 720: }
! 721:
! 722: int ndl_module_matrix_compare(UINT *d1,UINT *d2)
! 723: {
! 724: int i,c;
! 725:
! 726: if ( nd_istop ) {
! 727: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 728: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 729: }
! 730: if ( c = ndl_matrix_compare(d1,d2) ) return c;
! 731: if ( !nd_istop ) {
! 732: if ( MPOS(d1) < MPOS(d2) ) return 1;
! 733: else if ( MPOS(d1) > MPOS(d2) ) return -1;
! 734: }
! 735: return 0;
! 736: }
! 737:
! 738: int ndl_module_composite_compare(UINT *d1,UINT *d2)
! 739: {
! 740: int i,c;
! 741:
! 742: if ( nd_istop ) {
! 743: if ( MPOS(d1) > MPOS(d2) ) return 1;
! 744: else if ( MPOS(d1) < MPOS(d2) ) return -1;
! 745: }
! 746: if ( c = ndl_composite_compare(d1,d2) ) return c;
! 747: if ( !nd_istop ) {
! 748: if ( MPOS(d1) > MPOS(d2) ) return 1;
! 749: else if ( MPOS(d1) < MPOS(d2) ) return -1;
! 750: }
! 751: return 0;
1.58 noro 752: }
753:
1.61 noro 754: INLINE int ndl_equal(UINT *d1,UINT *d2)
1.1 noro 755: {
1.157 ! noro 756: int i;
1.1 noro 757:
1.157 ! noro 758: switch ( nd_wpd ) {
! 759: case 2:
! 760: if ( TD(d2) != TD(d1) ) return 0;
! 761: if ( d2[1] != d1[1] ) return 0;
! 762: return 1;
! 763: break;
! 764: case 3:
! 765: if ( TD(d2) != TD(d1) ) return 0;
! 766: if ( d2[1] != d1[1] ) return 0;
! 767: if ( d2[2] != d1[2] ) return 0;
! 768: return 1;
! 769: break;
! 770: default:
! 771: for ( i = 0; i < nd_wpd; i++ )
! 772: if ( *d1++ != *d2++ ) return 0;
! 773: return 1;
! 774: break;
! 775: }
1.1 noro 776: }
777:
1.61 noro 778: INLINE void ndl_copy(UINT *d1,UINT *d2)
1.6 noro 779: {
1.157 ! noro 780: int i;
1.6 noro 781:
1.157 ! noro 782: switch ( nd_wpd ) {
! 783: case 2:
! 784: TD(d2) = TD(d1);
! 785: d2[1] = d1[1];
! 786: break;
! 787: case 3:
! 788: TD(d2) = TD(d1);
! 789: d2[1] = d1[1];
! 790: d2[2] = d1[2];
! 791: break;
! 792: default:
! 793: for ( i = 0; i < nd_wpd; i++ )
! 794: d2[i] = d1[i];
! 795: break;
! 796: }
1.6 noro 797: }
798:
1.61 noro 799: INLINE void ndl_zero(UINT *d)
800: {
1.157 ! noro 801: int i;
! 802: for ( i = 0; i < nd_wpd; i++ ) d[i] = 0;
1.61 noro 803: }
804:
805: INLINE void ndl_add(UINT *d1,UINT *d2,UINT *d)
1.1 noro 806: {
1.157 ! noro 807: int i;
1.1 noro 808:
1.43 noro 809: #if 1
1.157 ! noro 810: switch ( nd_wpd ) {
! 811: case 2:
! 812: TD(d) = TD(d1)+TD(d2);
! 813: d[1] = d1[1]+d2[1];
! 814: break;
! 815: case 3:
! 816: TD(d) = TD(d1)+TD(d2);
! 817: d[1] = d1[1]+d2[1];
! 818: d[2] = d1[2]+d2[2];
! 819: break;
! 820: default:
! 821: for ( i = 0; i < nd_wpd; i++ ) d[i] = d1[i]+d2[i];
! 822: break;
! 823: }
1.43 noro 824: #else
1.157 ! noro 825: for ( i = 0; i < nd_wpd; i++ ) d[i] = d1[i]+d2[i];
1.43 noro 826: #endif
1.157 ! noro 827: if ( nd_module ) {
! 828: if ( MPOS(d1) && MPOS(d2) && (MPOS(d1) != MPOS(d2)) )
! 829: error("ndl_add : invalid operation");
! 830: MPOS(d) = MPOS(d1);
! 831: }
1.6 noro 832: }
833:
1.55 noro 834: /* d1 += d2 */
1.61 noro 835: INLINE void ndl_addto(UINT *d1,UINT *d2)
1.55 noro 836: {
1.157 ! noro 837: int i;
1.55 noro 838:
839: #if 1
1.157 ! noro 840: switch ( nd_wpd ) {
! 841: case 2:
! 842: TD(d1) += TD(d2);
! 843: d1[1] += d2[1];
! 844: break;
! 845: case 3:
! 846: TD(d1) += TD(d2);
! 847: d1[1] += d2[1];
! 848: d1[2] += d2[2];
! 849: break;
! 850: default:
! 851: for ( i = 0; i < nd_wpd; i++ ) d1[i] += d2[i];
! 852: break;
! 853: }
1.55 noro 854: #else
1.157 ! noro 855: for ( i = 0; i < nd_wpd; i++ ) d1[i] += d2[i];
1.55 noro 856: #endif
1.157 ! noro 857: if ( nd_module ) {
! 858: if ( MPOS(d1) && MPOS(d2) && (MPOS(d1) != MPOS(d2)) )
! 859: error("ndl_addto : invalid operation");
! 860: MPOS(d1) = MPOS(d2);
! 861: }
1.55 noro 862: }
863:
1.61 noro 864: INLINE void ndl_sub(UINT *d1,UINT *d2,UINT *d)
1.6 noro 865: {
1.157 ! noro 866: int i;
1.6 noro 867:
1.157 ! noro 868: for ( i = 0; i < nd_wpd; i++ ) d[i] = d1[i]-d2[i];
1.1 noro 869: }
870:
1.61 noro 871: int ndl_disjoint(UINT *d1,UINT *d2)
1.1 noro 872: {
1.157 ! noro 873: UINT t1,t2,u,u1,u2;
! 874: int i,j;
1.1 noro 875:
1.157 ! noro 876: if ( nd_module && (MPOS(d1) == MPOS(d2)) ) return 0;
1.65 noro 877: #if USE_UNROLL
1.157 ! noro 878: switch ( nd_bpe ) {
! 879: case 3:
! 880: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 881: u1 = d1[i]; u2 = d2[i];
! 882: t1 = u1&0x38000000; t2 = u2&0x38000000; if ( t1&&t2 ) return 0;
! 883: t1 = u1& 0x7000000; t2 = u2& 0x7000000; if ( t1&&t2 ) return 0;
! 884: t1 = u1& 0xe00000; t2 = u2& 0xe00000; if ( t1&&t2 ) return 0;
! 885: t1 = u1& 0x1c0000; t2 = u2& 0x1c0000; if ( t1&&t2 ) return 0;
! 886: t1 = u1& 0x38000; t2 = u2& 0x38000; if ( t1&&t2 ) return 0;
! 887: t1 = u1& 0x7000; t2 = u2& 0x7000; if ( t1&&t2 ) return 0;
! 888: t1 = u1& 0xe00; t2 = u2& 0xe00; if ( t1&&t2 ) return 0;
! 889: t1 = u1& 0x1c0; t2 = u2& 0x1c0; if ( t1&&t2 ) return 0;
! 890: t1 = u1& 0x38; t2 = u2& 0x38; if ( t1&&t2 ) return 0;
! 891: t1 = u1& 0x7; t2 = u2& 0x7; if ( t1&&t2 ) return 0;
! 892: }
! 893: return 1;
! 894: break;
! 895: case 4:
! 896: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 897: u1 = d1[i]; u2 = d2[i];
! 898: t1 = u1&0xf0000000; t2 = u2&0xf0000000; if ( t1&&t2 ) return 0;
! 899: t1 = u1& 0xf000000; t2 = u2& 0xf000000; if ( t1&&t2 ) return 0;
! 900: t1 = u1& 0xf00000; t2 = u2& 0xf00000; if ( t1&&t2 ) return 0;
! 901: t1 = u1& 0xf0000; t2 = u2& 0xf0000; if ( t1&&t2 ) return 0;
! 902: t1 = u1& 0xf000; t2 = u2& 0xf000; if ( t1&&t2 ) return 0;
! 903: t1 = u1& 0xf00; t2 = u2& 0xf00; if ( t1&&t2 ) return 0;
! 904: t1 = u1& 0xf0; t2 = u2& 0xf0; if ( t1&&t2 ) return 0;
! 905: t1 = u1& 0xf; t2 = u2& 0xf; if ( t1&&t2 ) return 0;
! 906: }
! 907: return 1;
! 908: break;
! 909: case 6:
! 910: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 911: u1 = d1[i]; u2 = d2[i];
! 912: t1 = u1&0x3f000000; t2 = u2&0x3f000000; if ( t1&&t2 ) return 0;
! 913: t1 = u1& 0xfc0000; t2 = u2& 0xfc0000; if ( t1&&t2 ) return 0;
! 914: t1 = u1& 0x3f000; t2 = u2& 0x3f000; if ( t1&&t2 ) return 0;
! 915: t1 = u1& 0xfc0; t2 = u2& 0xfc0; if ( t1&&t2 ) return 0;
! 916: t1 = u1& 0x3f; t2 = u2& 0x3f; if ( t1&&t2 ) return 0;
! 917: }
! 918: return 1;
! 919: break;
! 920: case 8:
! 921: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 922: u1 = d1[i]; u2 = d2[i];
! 923: t1 = u1&0xff000000; t2 = u2&0xff000000; if ( t1&&t2 ) return 0;
! 924: t1 = u1& 0xff0000; t2 = u2& 0xff0000; if ( t1&&t2 ) return 0;
! 925: t1 = u1& 0xff00; t2 = u2& 0xff00; if ( t1&&t2 ) return 0;
! 926: t1 = u1& 0xff; t2 = u2& 0xff; if ( t1&&t2 ) return 0;
! 927: }
! 928: return 1;
! 929: break;
! 930: case 16:
! 931: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 932: u1 = d1[i]; u2 = d2[i];
! 933: t1 = u1&0xffff0000; t2 = u2&0xffff0000; if ( t1&&t2 ) return 0;
! 934: t1 = u1& 0xffff; t2 = u2& 0xffff; if ( t1&&t2 ) return 0;
! 935: }
! 936: return 1;
! 937: break;
! 938: case 32:
! 939: for ( i = nd_exporigin; i < nd_wpd; i++ )
! 940: if ( d1[i] && d2[i] ) return 0;
! 941: return 1;
! 942: break;
! 943: default:
! 944: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 945: u1 = d1[i]; u2 = d2[i];
! 946: for ( j = 0; j < nd_epw; j++ ) {
! 947: if ( (u1&nd_mask0) && (u2&nd_mask0) ) return 0;
! 948: u1 >>= nd_bpe; u2 >>= nd_bpe;
! 949: }
! 950: }
! 951: return 1;
! 952: break;
! 953: }
1.65 noro 954: #else
1.157 ! noro 955: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 956: u1 = d1[i]; u2 = d2[i];
! 957: for ( j = 0; j < nd_epw; j++ ) {
! 958: if ( (u1&nd_mask0) && (u2&nd_mask0) ) return 0;
! 959: u1 >>= nd_bpe; u2 >>= nd_bpe;
! 960: }
! 961: }
! 962: return 1;
1.65 noro 963: #endif
1.1 noro 964: }
965:
1.114 noro 966: int ndl_check_bound(UINT *d1,UINT *d2)
1.1 noro 967: {
1.157 ! noro 968: UINT u2;
! 969: int i,j,ind,k;
1.1 noro 970:
1.157 ! noro 971: ind = 0;
1.65 noro 972: #if USE_UNROLL
1.157 ! noro 973: switch ( nd_bpe ) {
! 974: case 3:
! 975: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 976: u2 = d2[i];
! 977: if ( d1[ind++]+((u2>>27)&0x7) >= 0x8 ) return 1;
! 978: if ( d1[ind++]+((u2>>24)&0x7) >= 0x8 ) return 1;
! 979: if ( d1[ind++]+((u2>>21)&0x7) >= 0x8 ) return 1;
! 980: if ( d1[ind++]+((u2>>18)&0x7) >= 0x8 ) return 1;
! 981: if ( d1[ind++]+((u2>>15)&0x7) >= 0x8 ) return 1;
! 982: if ( d1[ind++]+((u2>>12)&0x7) >= 0x8 ) return 1;
! 983: if ( d1[ind++]+((u2>>9)&0x7) >= 0x8 ) return 1;
! 984: if ( d1[ind++]+((u2>>6)&0x7) >= 0x8 ) return 1;
! 985: if ( d1[ind++]+((u2>>3)&0x7) >= 0x8 ) return 1;
! 986: if ( d1[ind++]+(u2&0x7) >= 0x8 ) return 1;
! 987: }
! 988: return 0;
! 989: break;
! 990: case 4:
! 991: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 992: u2 = d2[i];
! 993: if ( d1[ind++]+((u2>>28)&0xf) >= 0x10 ) return 1;
! 994: if ( d1[ind++]+((u2>>24)&0xf) >= 0x10 ) return 1;
! 995: if ( d1[ind++]+((u2>>20)&0xf) >= 0x10 ) return 1;
! 996: if ( d1[ind++]+((u2>>16)&0xf) >= 0x10 ) return 1;
! 997: if ( d1[ind++]+((u2>>12)&0xf) >= 0x10 ) return 1;
! 998: if ( d1[ind++]+((u2>>8)&0xf) >= 0x10 ) return 1;
! 999: if ( d1[ind++]+((u2>>4)&0xf) >= 0x10 ) return 1;
! 1000: if ( d1[ind++]+(u2&0xf) >= 0x10 ) return 1;
! 1001: }
! 1002: return 0;
! 1003: break;
! 1004: case 6:
! 1005: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 1006: u2 = d2[i];
! 1007: if ( d1[ind++]+((u2>>24)&0x3f) >= 0x40 ) return 1;
! 1008: if ( d1[ind++]+((u2>>18)&0x3f) >= 0x40 ) return 1;
! 1009: if ( d1[ind++]+((u2>>12)&0x3f) >= 0x40 ) return 1;
! 1010: if ( d1[ind++]+((u2>>6)&0x3f) >= 0x40 ) return 1;
! 1011: if ( d1[ind++]+(u2&0x3f) >= 0x40 ) return 1;
! 1012: }
! 1013: return 0;
! 1014: break;
! 1015: case 8:
! 1016: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 1017: u2 = d2[i];
! 1018: if ( d1[ind++]+((u2>>24)&0xff) >= 0x100 ) return 1;
! 1019: if ( d1[ind++]+((u2>>16)&0xff) >= 0x100 ) return 1;
! 1020: if ( d1[ind++]+((u2>>8)&0xff) >= 0x100 ) return 1;
! 1021: if ( d1[ind++]+(u2&0xff) >= 0x100 ) return 1;
! 1022: }
! 1023: return 0;
! 1024: break;
! 1025: case 16:
! 1026: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 1027: u2 = d2[i];
! 1028: if ( d1[ind++]+((u2>>16)&0xffff) > 0x10000 ) return 1;
! 1029: if ( d1[ind++]+(u2&0xffff) > 0x10000 ) return 1;
! 1030: }
! 1031: return 0;
! 1032: break;
! 1033: case 32:
! 1034: for ( i = nd_exporigin; i < nd_wpd; i++ )
! 1035: if ( d1[i]+d2[i]<d1[i] ) return 1;
! 1036: return 0;
! 1037: break;
! 1038: default:
! 1039: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 1040: u2 = d2[i];
! 1041: k = (nd_epw-1)*nd_bpe;
! 1042: for ( j = 0; j < nd_epw; j++, k -= nd_bpe )
! 1043: if ( d1[ind++]+((u2>>k)&nd_mask0) > nd_mask0 ) return 1;
! 1044: }
! 1045: return 0;
! 1046: break;
! 1047: }
1.65 noro 1048: #else
1.157 ! noro 1049: for ( i = nd_exporigin; i < nd_wpd; i++ ) {
! 1050: u2 = d2[i];
! 1051: k = (nd_epw-1)*nd_bpe;
! 1052: for ( j = 0; j < nd_epw; j++, k -= nd_bpe )
! 1053: if ( d1[ind++]+((u2>>k)&nd_mask0) > nd_mask0 ) return 1;
! 1054: }
! 1055: return 0;
1.65 noro 1056: #endif
1.1 noro 1057: }
1058:
1.114 noro 1059: int ndl_check_bound2(int index,UINT *d2)
1060: {
1.157 ! noro 1061: return ndl_check_bound(nd_bound[index],d2);
1.114 noro 1062: }
1063:
1.61 noro 1064: INLINE int ndl_hash_value(UINT *d)
1.1 noro 1065: {
1.157 ! noro 1066: int i;
! 1067: int r;
1.1 noro 1068:
1.157 ! noro 1069: r = 0;
! 1070: for ( i = 0; i < nd_wpd; i++ )
! 1071: r = ((r<<16)+d[i])%REDTAB_LEN;
! 1072: return r;
1.1 noro 1073: }
1074:
1.63 noro 1075: INLINE int ndl_find_reducer(UINT *dg)
1.1 noro 1076: {
1.157 ! noro 1077: RHist r;
! 1078: int d,k,i;
1.1 noro 1079:
1.157 ! noro 1080: d = ndl_hash_value(dg);
! 1081: for ( r = nd_red[d], k = 0; r; r = NEXT(r), k++ ) {
! 1082: if ( ndl_equal(dg,DL(r)) ) {
! 1083: if ( k > 0 ) nd_notfirst++;
! 1084: nd_found++;
! 1085: return r->index;
! 1086: }
! 1087: }
! 1088: if ( Reverse )
! 1089: for ( i = nd_psn-1; i >= 0; i-- ) {
! 1090: r = nd_psh[i];
! 1091: if ( ndl_reducible(dg,DL(r)) ) {
! 1092: nd_create++;
! 1093: nd_append_red(dg,i);
! 1094: return i;
! 1095: }
! 1096: }
! 1097: else
! 1098: for ( i = 0; i < nd_psn; i++ ) {
! 1099: r = nd_psh[i];
! 1100: if ( ndl_reducible(dg,DL(r)) ) {
! 1101: nd_create++;
! 1102: nd_append_red(dg,i);
! 1103: return i;
! 1104: }
! 1105: }
! 1106: return -1;
1.1 noro 1107: }
1108:
1.63 noro 1109: ND nd_merge(ND p1,ND p2)
1110: {
1.157 ! noro 1111: int n,c;
! 1112: int t,can,td1,td2;
! 1113: ND r;
! 1114: NM m1,m2,mr0,mr,s;
! 1115:
! 1116: if ( !p1 ) return p2;
! 1117: else if ( !p2 ) return p1;
! 1118: else {
! 1119: can = 0;
! 1120: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
! 1121: c = DL_COMPARE(DL(m1),DL(m2));
! 1122: switch ( c ) {
! 1123: case 0:
! 1124: s = m1; m1 = NEXT(m1);
! 1125: can++; NEXTNM2(mr0,mr,s);
! 1126: s = m2; m2 = NEXT(m2); FREENM(s);
! 1127: break;
! 1128: case 1:
! 1129: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
! 1130: break;
! 1131: case -1:
! 1132: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
! 1133: break;
! 1134: }
! 1135: }
! 1136: if ( !mr0 )
! 1137: if ( m1 ) mr0 = m1;
! 1138: else if ( m2 ) mr0 = m2;
! 1139: else return 0;
! 1140: else if ( m1 ) NEXT(mr) = m1;
! 1141: else if ( m2 ) NEXT(mr) = m2;
! 1142: else NEXT(mr) = 0;
! 1143: BDY(p1) = mr0;
! 1144: SG(p1) = MAX(SG(p1),SG(p2));
! 1145: LEN(p1) = LEN(p1)+LEN(p2)-can;
! 1146: FREEND(p2);
! 1147: return p1;
! 1148: }
1.63 noro 1149: }
1150:
1.31 noro 1151: ND nd_add(int mod,ND p1,ND p2)
1.1 noro 1152: {
1.157 ! noro 1153: int n,c;
! 1154: int t,can,td1,td2;
! 1155: ND r;
! 1156: NM m1,m2,mr0,mr,s;
! 1157:
! 1158: if ( !p1 ) return p2;
! 1159: else if ( !p2 ) return p1;
! 1160: else if ( mod == -1 ) return nd_add_sf(p1,p2);
! 1161: else if ( !mod ) return nd_add_q(p1,p2);
! 1162: else {
! 1163: can = 0;
! 1164: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
! 1165: c = DL_COMPARE(DL(m1),DL(m2));
! 1166: switch ( c ) {
! 1167: case 0:
! 1168: t = ((CM(m1))+(CM(m2))) - mod;
! 1169: if ( t < 0 ) t += mod;
! 1170: s = m1; m1 = NEXT(m1);
! 1171: if ( t ) {
! 1172: can++; NEXTNM2(mr0,mr,s); CM(mr) = (t);
! 1173: } else {
! 1174: can += 2; FREENM(s);
! 1175: }
! 1176: s = m2; m2 = NEXT(m2); FREENM(s);
! 1177: break;
! 1178: case 1:
! 1179: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
! 1180: break;
! 1181: case -1:
! 1182: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
! 1183: break;
! 1184: }
! 1185: }
! 1186: if ( !mr0 )
! 1187: if ( m1 ) mr0 = m1;
! 1188: else if ( m2 ) mr0 = m2;
! 1189: else return 0;
! 1190: else if ( m1 ) NEXT(mr) = m1;
! 1191: else if ( m2 ) NEXT(mr) = m2;
! 1192: else NEXT(mr) = 0;
! 1193: BDY(p1) = mr0;
! 1194: SG(p1) = MAX(SG(p1),SG(p2));
! 1195: LEN(p1) = LEN(p1)+LEN(p2)-can;
! 1196: FREEND(p2);
! 1197: return p1;
! 1198: }
1.95 noro 1199: }
1200:
1201: /* XXX on opteron, the inlined manipulation of destructive additon of
1202: * two NM seems to make gcc optimizer get confused, so the part is
1203: * done in a function.
1204: */
1205:
1.113 noro 1206: int nm_destructive_add_q(NM *m1,NM *m2,NM *mr0,NM *mr)
1.95 noro 1207: {
1.157 ! noro 1208: NM s;
! 1209: P t;
! 1210: int can;
! 1211:
! 1212: addp(nd_vc,CP(*m1),CP(*m2),&t);
! 1213: s = *m1; *m1 = NEXT(*m1);
! 1214: if ( t ) {
! 1215: can = 1; NEXTNM2(*mr0,*mr,s); CP(*mr) = (t);
! 1216: } else {
! 1217: can = 2; FREENM(s);
! 1218: }
! 1219: s = *m2; *m2 = NEXT(*m2); FREENM(s);
! 1220: return can;
1.95 noro 1221: }
1222:
1.113 noro 1223: ND nd_add_q(ND p1,ND p2)
1.95 noro 1224: {
1.157 ! noro 1225: int n,c,can;
! 1226: ND r;
! 1227: NM m1,m2,mr0,mr,s;
! 1228: P t;
! 1229:
! 1230: if ( !p1 ) return p2;
! 1231: else if ( !p2 ) return p1;
! 1232: else {
! 1233: can = 0;
! 1234: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
! 1235: c = DL_COMPARE(DL(m1),DL(m2));
! 1236: switch ( c ) {
! 1237: case 0:
1.95 noro 1238: #if defined(__x86_64__)
1.157 ! noro 1239: can += nm_destructive_add_q(&m1,&m2,&mr0,&mr);
1.95 noro 1240: #else
1.157 ! noro 1241: addp(nd_vc,CP(m1),CP(m2),&t);
! 1242: s = m1; m1 = NEXT(m1);
! 1243: if ( t ) {
! 1244: can++; NEXTNM2(mr0,mr,s); CP(mr) = (t);
! 1245: } else {
! 1246: can += 2; FREENM(s);
! 1247: }
! 1248: s = m2; m2 = NEXT(m2); FREENM(s);
1.95 noro 1249: #endif
1.157 ! noro 1250: break;
! 1251: case 1:
! 1252: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
! 1253: break;
! 1254: case -1:
! 1255: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
! 1256: break;
! 1257: }
! 1258: }
! 1259: if ( !mr0 )
! 1260: if ( m1 ) mr0 = m1;
! 1261: else if ( m2 ) mr0 = m2;
! 1262: else return 0;
! 1263: else if ( m1 ) NEXT(mr) = m1;
! 1264: else if ( m2 ) NEXT(mr) = m2;
! 1265: else NEXT(mr) = 0;
! 1266: BDY(p1) = mr0;
! 1267: SG(p1) = MAX(SG(p1),SG(p2));
! 1268: LEN(p1) = LEN(p1)+LEN(p2)-can;
! 1269: FREEND(p2);
! 1270: return p1;
! 1271: }
1.17 noro 1272: }
1273:
1.71 noro 1274: ND nd_add_sf(ND p1,ND p2)
1275: {
1.157 ! noro 1276: int n,c,can;
! 1277: ND r;
! 1278: NM m1,m2,mr0,mr,s;
! 1279: int t;
! 1280:
! 1281: if ( !p1 ) return p2;
! 1282: else if ( !p2 ) return p1;
! 1283: else {
! 1284: can = 0;
! 1285: for ( n = NV(p1), m1 = BDY(p1), m2 = BDY(p2), mr0 = 0; m1 && m2; ) {
! 1286: c = DL_COMPARE(DL(m1),DL(m2));
! 1287: switch ( c ) {
! 1288: case 0:
! 1289: t = _addsf(CM(m1),CM(m2));
! 1290: s = m1; m1 = NEXT(m1);
! 1291: if ( t ) {
! 1292: can++; NEXTNM2(mr0,mr,s); CM(mr) = (t);
! 1293: } else {
! 1294: can += 2; FREENM(s);
! 1295: }
! 1296: s = m2; m2 = NEXT(m2); FREENM(s);
! 1297: break;
! 1298: case 1:
! 1299: s = m1; m1 = NEXT(m1); NEXTNM2(mr0,mr,s);
! 1300: break;
! 1301: case -1:
! 1302: s = m2; m2 = NEXT(m2); NEXTNM2(mr0,mr,s);
! 1303: break;
! 1304: }
! 1305: }
! 1306: if ( !mr0 )
! 1307: if ( m1 ) mr0 = m1;
! 1308: else if ( m2 ) mr0 = m2;
! 1309: else return 0;
! 1310: else if ( m1 ) NEXT(mr) = m1;
! 1311: else if ( m2 ) NEXT(mr) = m2;
! 1312: else NEXT(mr) = 0;
! 1313: BDY(p1) = mr0;
! 1314: SG(p1) = MAX(SG(p1),SG(p2));
! 1315: LEN(p1) = LEN(p1)+LEN(p2)-can;
! 1316: FREEND(p2);
! 1317: return p1;
! 1318: }
1.71 noro 1319: }
1320:
1.146 noro 1321: ND nd_reduce2(int mod,ND d,ND g,NDV p,NM mul,NDC dn)
1322: {
1.157 ! noro 1323: int c,c1,c2;
! 1324: Q cg,cred,gcd,tq;
! 1325: P cgp,credp,gcdp;
! 1326: Obj tr,tr1;
! 1327:
! 1328: if ( mod == -1 )
! 1329: CM(mul) = _mulsf(_invsf(HCM(p)),_chsgnsf(HCM(g)));
! 1330: else if ( mod ) {
! 1331: c1 = invm(HCM(p),mod); c2 = mod-HCM(g);
! 1332: DMAR(c1,c2,0,mod,c); CM(mul) = c;
! 1333: } else if ( nd_vc ) {
! 1334: ezgcdpz(nd_vc,HCP(g),HCP(p),&gcdp);
! 1335: divsp(nd_vc,HCP(g),gcdp,&cgp); divsp(nd_vc,HCP(p),gcdp,&credp);
! 1336: chsgnp(cgp,&CP(mul));
! 1337: nd_mul_c_q(d,credp); nd_mul_c_q(g,credp);
! 1338: if ( dn ) {
! 1339: mulr(nd_vc,(Obj)dn->r,(Obj)credp,&tr);
! 1340: reductr(nd_vc,tr,&tr1); dn->r = (R)tr1;
! 1341: }
! 1342: } else {
! 1343: igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);
! 1344: chsgnq(cg,&CQ(mul));
! 1345: nd_mul_c_q(d,(P)cred); nd_mul_c_q(g,(P)cred);
! 1346: if ( dn ) {
! 1347: mulq(dn->z,cred,&tq); dn->z = tq;
! 1348: }
! 1349: }
! 1350: return nd_add(mod,g,ndv_mul_nm(mod,mul,p));
1.146 noro 1351: }
1352:
1.1 noro 1353: /* ret=1 : success, ret=0 : overflow */
1.146 noro 1354: int nd_nf(int mod,ND d,ND g,NDV *ps,int full,NDC dn,ND *rp)
1.1 noro 1355: {
1.157 ! noro 1356: NM m,mrd,tail;
! 1357: NM mul;
! 1358: int n,sugar,psugar,sugar0,stat,index;
! 1359: int c,c1,c2,dummy;
! 1360: RHist h;
! 1361: NDV p,red;
! 1362: Q cg,cred,gcd,tq,qq;
! 1363: double hmag;
! 1364: P tp,tp1;
! 1365: Obj tr,tr1;
! 1366:
! 1367: if ( dn ) {
! 1368: if ( mod )
! 1369: dn->m = 1;
! 1370: else if ( nd_vc )
! 1371: dn->r = (R)ONE;
! 1372: else
! 1373: dn->z = ONE;
! 1374: }
! 1375: if ( !g ) {
! 1376: *rp = d;
! 1377: return 1;
! 1378: }
! 1379: if ( !mod ) hmag = ((double)p_mag(HCP(g)))*nd_scale;
! 1380:
! 1381: sugar0 = sugar = SG(g);
! 1382: n = NV(g);
! 1383: mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
! 1384: if ( d )
! 1385: for ( tail = BDY(d); NEXT(tail); tail = NEXT(tail) );
! 1386: for ( ; g; ) {
! 1387: index = ndl_find_reducer(HDL(g));
! 1388: if ( index >= 0 ) {
! 1389: h = nd_psh[index];
! 1390: ndl_sub(HDL(g),DL(h),DL(mul));
! 1391: if ( ndl_check_bound2(index,DL(mul)) ) {
! 1392: nd_free(g); nd_free(d);
! 1393: return 0;
! 1394: }
! 1395: p = nd_demand ? ndv_load(index) : ps[index];
! 1396: g = nd_reduce2(mod,d,g,p,mul,dn);
! 1397: sugar = MAX(sugar,SG(p)+TD(DL(mul)));
! 1398: if ( !mod && g && ((double)(p_mag(HCP(g))) > hmag) ) {
! 1399: tp = HCP(g);
! 1400: nd_removecont2(d,g);
! 1401: if ( dn ) {
! 1402: if ( nd_vc ) {
! 1403: divsp(nd_vc,tp,HCP(g),&tp1);
! 1404: divr(nd_vc,(Obj)dn->r,(Obj)tp1,&tr);
! 1405: reductr(nd_vc,(Obj)tr,&tr1); dn->r = (R)tr1;
! 1406: } else {
! 1407: divq((Q)tp,HCQ(g),&qq);
! 1408: divq(dn->z,qq,&tq); dn->z = tq;
! 1409: }
! 1410: }
! 1411: hmag = ((double)p_mag(HCP(g)))*nd_scale;
! 1412: }
! 1413: } else if ( !full ) {
! 1414: *rp = g;
! 1415: return 1;
! 1416: } else {
! 1417: m = BDY(g);
! 1418: if ( NEXT(m) ) {
! 1419: BDY(g) = NEXT(m); NEXT(m) = 0; LEN(g)--;
! 1420: } else {
! 1421: FREEND(g); g = 0;
! 1422: }
! 1423: if ( d ) {
! 1424: NEXT(tail)=m; tail=m; LEN(d)++;
! 1425: } else {
! 1426: MKND(n,m,1,d); tail = BDY(d);
! 1427: }
! 1428: }
! 1429: }
! 1430: if ( d ) SG(d) = sugar;
! 1431: *rp = d;
! 1432: return 1;
1.1 noro 1433: }
1.28 noro 1434:
1.53 noro 1435: int nd_nf_pbucket(int mod,ND g,NDV *ps,int full,ND *rp)
1.25 noro 1436: {
1.157 ! noro 1437: int hindex,index;
! 1438: NDV p;
! 1439: ND u,d,red;
! 1440: NODE l;
! 1441: NM mul,m,mrd,tail;
! 1442: int sugar,psugar,n,h_reducible;
! 1443: PGeoBucket bucket;
! 1444: int c,c1,c2;
! 1445: Q cg,cred,gcd,zzz;
! 1446: RHist h;
! 1447: double hmag,gmag;
! 1448: int count = 0;
! 1449: int hcount = 0;
! 1450:
! 1451: if ( !g ) {
! 1452: *rp = 0;
! 1453: return 1;
! 1454: }
! 1455: sugar = SG(g);
! 1456: n = NV(g);
! 1457: if ( !mod ) hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
! 1458: bucket = create_pbucket();
! 1459: add_pbucket(mod,bucket,g);
! 1460: d = 0;
! 1461: mul = (NM)ALLOCA(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
! 1462: while ( 1 ) {
! 1463: hindex = mod?head_pbucket(mod,bucket):head_pbucket_q(bucket);
! 1464: if ( hindex < 0 ) {
! 1465: if ( DP_Print > 3 ) printf("(%d %d)",count,hcount);
! 1466: if ( d ) SG(d) = sugar;
! 1467: *rp = d;
! 1468: return 1;
! 1469: }
! 1470: g = bucket->body[hindex];
! 1471: index = ndl_find_reducer(HDL(g));
! 1472: if ( index >= 0 ) {
! 1473: count++;
! 1474: if ( !d ) hcount++;
! 1475: h = nd_psh[index];
! 1476: ndl_sub(HDL(g),DL(h),DL(mul));
! 1477: if ( ndl_check_bound2(index,DL(mul)) ) {
! 1478: nd_free(d);
! 1479: free_pbucket(bucket);
! 1480: *rp = 0;
! 1481: return 0;
! 1482: }
! 1483: p = ps[index];
! 1484: if ( mod == -1 )
! 1485: CM(mul) = _mulsf(_invsf(HCM(p)),_chsgnsf(HCM(g)));
! 1486: else if ( mod ) {
! 1487: c1 = invm(HCM(p),mod); c2 = mod-HCM(g);
! 1488: DMAR(c1,c2,0,mod,c); CM(mul) = c;
! 1489: } else {
! 1490: igcd_cofactor(HCQ(g),HCQ(p),&gcd,&cg,&cred);
! 1491: chsgnq(cg,&CQ(mul));
! 1492: nd_mul_c_q(d,(P)cred);
! 1493: mulq_pbucket(bucket,cred);
! 1494: g = bucket->body[hindex];
! 1495: gmag = (double)p_mag((P)HCQ(g));
! 1496: }
! 1497: red = ndv_mul_nm(mod,mul,p);
! 1498: bucket->body[hindex] = nd_remove_head(g);
! 1499: red = nd_remove_head(red);
! 1500: add_pbucket(mod,bucket,red);
! 1501: psugar = SG(p)+TD(DL(mul));
! 1502: sugar = MAX(sugar,psugar);
! 1503: if ( !mod && hmag && (gmag > hmag) ) {
! 1504: g = normalize_pbucket(mod,bucket);
! 1505: if ( !g ) {
! 1506: if ( d ) SG(d) = sugar;
! 1507: *rp = d;
! 1508: return 1;
! 1509: }
! 1510: nd_removecont2(d,g);
! 1511: hmag = ((double)p_mag((P)HCQ(g)))*nd_scale;
! 1512: add_pbucket(mod,bucket,g);
! 1513: }
! 1514: } else if ( !full ) {
! 1515: g = normalize_pbucket(mod,bucket);
! 1516: if ( g ) SG(g) = sugar;
! 1517: *rp = g;
! 1518: return 1;
! 1519: } else {
! 1520: m = BDY(g);
! 1521: if ( NEXT(m) ) {
! 1522: BDY(g) = NEXT(m); NEXT(m) = 0; LEN(g)--;
! 1523: } else {
! 1524: FREEND(g); g = 0;
! 1525: }
! 1526: bucket->body[hindex] = g;
! 1527: NEXT(m) = 0;
! 1528: if ( d ) {
! 1529: NEXT(tail)=m; tail=m; LEN(d)++;
! 1530: } else {
! 1531: MKND(n,m,1,d); tail = BDY(d);
! 1532: }
! 1533: }
! 1534: }
1.25 noro 1535: }
1.27 noro 1536:
1.61 noro 1537: /* input : list of NDV, cand : list of NDV */
1.28 noro 1538:
1.61 noro 1539: int ndv_check_candidate(NODE input,int obpe,int oadv,EPOS oepos,NODE cand)
1.28 noro 1540: {
1.157 ! noro 1541: int n,i,stat;
! 1542: ND nf,d;
! 1543: NDV r;
! 1544: NODE t,s;
! 1545: union oNDC dn;
1.45 noro 1546:
1.157 ! noro 1547: ndv_setup(0,0,cand,0,1);
! 1548: n = length(cand);
1.28 noro 1549:
1.157 ! noro 1550: /* membercheck : list is a subset of Id(cand) ? */
! 1551: for ( t = input; t; t = NEXT(t) ) {
1.45 noro 1552: again:
1.157 ! noro 1553: if ( nd_bpe > obpe )
! 1554: r = ndv_dup_realloc((NDV)BDY(t),obpe,oadv,oepos);
! 1555: else
! 1556: r = (NDV)BDY(t);
! 1557: d = ndvtond(0,r);
! 1558: stat = nd_nf(0,0,d,nd_ps,0,0,&nf);
! 1559: if ( !stat ) {
! 1560: nd_reconstruct(0,0);
! 1561: goto again;
! 1562: } else if ( nf ) return 0;
! 1563: if ( DP_Print ) { printf("."); fflush(stdout); }
! 1564: }
! 1565: if ( DP_Print ) { printf("\n"); }
! 1566: /* gbcheck : cand is a GB of Id(cand) ? */
! 1567: if ( !nd_gb(0,0,1) ) return 0;
! 1568: /* XXX */
! 1569: return 1;
1.23 noro 1570: }
1.1 noro 1571:
1572: ND nd_remove_head(ND p)
1573: {
1.157 ! noro 1574: NM m;
1.1 noro 1575:
1.157 ! noro 1576: m = BDY(p);
! 1577: if ( !NEXT(m) ) {
! 1578: FREEND(p); p = 0;
! 1579: } else {
! 1580: BDY(p) = NEXT(m); LEN(p)--;
! 1581: }
! 1582: FREENM(m);
! 1583: return p;
1.1 noro 1584: }
1585:
1.69 noro 1586: ND nd_separate_head(ND p,ND *head)
1587: {
1.157 ! noro 1588: NM m,m0;
! 1589: ND r;
1.69 noro 1590:
1.157 ! noro 1591: m = BDY(p);
! 1592: if ( !NEXT(m) ) {
! 1593: *head = p; p = 0;
! 1594: } else {
! 1595: m0 = m;
! 1596: BDY(p) = NEXT(m); LEN(p)--;
! 1597: NEXT(m0) = 0;
! 1598: MKND(NV(p),m0,1,r);
! 1599: *head = r;
! 1600: }
! 1601: return p;
1.69 noro 1602: }
1603:
1.1 noro 1604: PGeoBucket create_pbucket()
1605: {
1606: PGeoBucket g;
1.157 ! noro 1607:
! 1608: g = CALLOC(1,sizeof(struct oPGeoBucket));
! 1609: g->m = -1;
! 1610: return g;
1.1 noro 1611: }
1612:
1.25 noro 1613: void free_pbucket(PGeoBucket b) {
1.157 ! noro 1614: int i;
1.25 noro 1615:
1.157 ! noro 1616: for ( i = 0; i <= b->m; i++ )
! 1617: if ( b->body[i] ) {
! 1618: nd_free(b->body[i]);
! 1619: b->body[i] = 0;
! 1620: }
! 1621: GC_free(b);
1.25 noro 1622: }
1623:
1.63 noro 1624: void add_pbucket_symbolic(PGeoBucket g,ND d)
1625: {
1.157 ! noro 1626: int l,i,k,m;
1.63 noro 1627:
1.157 ! noro 1628: if ( !d )
! 1629: return;
! 1630: l = LEN(d);
! 1631: for ( k = 0, m = 1; l > m; k++, m <<= 1 );
! 1632: /* 2^(k-1) < l <= 2^k (=m) */
! 1633: d = nd_merge(g->body[k],d);
! 1634: for ( ; d && LEN(d) > m; k++, m <<= 1 ) {
! 1635: g->body[k] = 0;
! 1636: d = nd_merge(g->body[k+1],d);
! 1637: }
! 1638: g->body[k] = d;
! 1639: g->m = MAX(g->m,k);
1.63 noro 1640: }
1641:
1.31 noro 1642: void add_pbucket(int mod,PGeoBucket g,ND d)
1.1 noro 1643: {
1.157 ! noro 1644: int l,i,k,m;
1.1 noro 1645:
1.157 ! noro 1646: if ( !d )
! 1647: return;
! 1648: l = LEN(d);
! 1649: for ( k = 0, m = 1; l > m; k++, m <<= 1 );
! 1650: /* 2^(k-1) < l <= 2^k (=m) */
! 1651: d = nd_add(mod,g->body[k],d);
! 1652: for ( ; d && LEN(d) > m; k++, m <<= 1 ) {
! 1653: g->body[k] = 0;
! 1654: d = nd_add(mod,g->body[k+1],d);
! 1655: }
! 1656: g->body[k] = d;
! 1657: g->m = MAX(g->m,k);
1.1 noro 1658: }
1659:
1.113 noro 1660: void mulq_pbucket(PGeoBucket g,Q c)
1.26 noro 1661: {
1.157 ! noro 1662: int k;
1.26 noro 1663:
1.157 ! noro 1664: for ( k = 0; k <= g->m; k++ )
! 1665: nd_mul_c_q(g->body[k],(P)c);
1.26 noro 1666: }
1667:
1.63 noro 1668: NM remove_head_pbucket_symbolic(PGeoBucket g)
1669: {
1.157 ! noro 1670: int j,i,k,c;
! 1671: NM head;
! 1672:
! 1673: k = g->m;
! 1674: j = -1;
! 1675: for ( i = 0; i <= k; i++ ) {
! 1676: if ( !g->body[i] ) continue;
! 1677: if ( j < 0 ) j = i;
! 1678: else {
! 1679: c = DL_COMPARE(HDL(g->body[i]),HDL(g->body[j]));
! 1680: if ( c > 0 )
! 1681: j = i;
! 1682: else if ( c == 0 )
! 1683: g->body[i] = nd_remove_head(g->body[i]);
! 1684: }
! 1685: }
! 1686: if ( j < 0 ) return 0;
! 1687: else {
! 1688: head = BDY(g->body[j]);
! 1689: if ( !NEXT(head) ) {
! 1690: FREEND(g->body[j]);
! 1691: g->body[j] = 0;
! 1692: } else {
! 1693: BDY(g->body[j]) = NEXT(head);
! 1694: LEN(g->body[j])--;
! 1695: }
! 1696: return head;
! 1697: }
1.63 noro 1698: }
1699:
1.19 noro 1700: int head_pbucket(int mod,PGeoBucket g)
1.1 noro 1701: {
1.157 ! noro 1702: int j,i,c,k,nv,sum;
! 1703: UINT *di,*dj;
! 1704: ND gi,gj;
! 1705:
! 1706: k = g->m;
! 1707: while ( 1 ) {
! 1708: j = -1;
! 1709: for ( i = 0; i <= k; i++ ) {
! 1710: if ( !(gi = g->body[i]) )
! 1711: continue;
! 1712: if ( j < 0 ) {
! 1713: j = i;
! 1714: gj = g->body[j];
! 1715: dj = HDL(gj);
! 1716: sum = HCM(gj);
! 1717: } else {
! 1718: c = DL_COMPARE(HDL(gi),dj);
! 1719: if ( c > 0 ) {
! 1720: if ( sum ) HCM(gj) = sum;
! 1721: else g->body[j] = nd_remove_head(gj);
! 1722: j = i;
! 1723: gj = g->body[j];
! 1724: dj = HDL(gj);
! 1725: sum = HCM(gj);
! 1726: } else if ( c == 0 ) {
! 1727: if ( mod == -1 )
! 1728: sum = _addsf(sum,HCM(gi));
! 1729: else {
! 1730: sum = sum+HCM(gi)-mod;
! 1731: if ( sum < 0 ) sum += mod;
! 1732: }
! 1733: g->body[i] = nd_remove_head(gi);
! 1734: }
! 1735: }
! 1736: }
! 1737: if ( j < 0 ) return -1;
! 1738: else if ( sum ) {
! 1739: HCM(gj) = sum;
! 1740: return j;
! 1741: } else
! 1742: g->body[j] = nd_remove_head(gj);
! 1743: }
1.26 noro 1744: }
1745:
1.113 noro 1746: int head_pbucket_q(PGeoBucket g)
1.26 noro 1747: {
1.157 ! noro 1748: int j,i,c,k,nv;
! 1749: Q sum,t;
! 1750: ND gi,gj;
! 1751:
! 1752: k = g->m;
! 1753: while ( 1 ) {
! 1754: j = -1;
! 1755: for ( i = 0; i <= k; i++ ) {
! 1756: if ( !(gi = g->body[i]) ) continue;
! 1757: if ( j < 0 ) {
! 1758: j = i;
! 1759: gj = g->body[j];
! 1760: sum = HCQ(gj);
! 1761: } else {
! 1762: nv = NV(gi);
! 1763: c = DL_COMPARE(HDL(gi),HDL(gj));
! 1764: if ( c > 0 ) {
! 1765: if ( sum ) HCQ(gj) = sum;
! 1766: else g->body[j] = nd_remove_head(gj);
! 1767: j = i;
! 1768: gj = g->body[j];
! 1769: sum = HCQ(gj);
! 1770: } else if ( c == 0 ) {
! 1771: addq(sum,HCQ(gi),&t);
! 1772: sum = t;
! 1773: g->body[i] = nd_remove_head(gi);
! 1774: }
! 1775: }
! 1776: }
! 1777: if ( j < 0 ) return -1;
! 1778: else if ( sum ) {
! 1779: HCQ(gj) = sum;
! 1780: return j;
! 1781: } else
! 1782: g->body[j] = nd_remove_head(gj);
! 1783: }
1.1 noro 1784: }
1785:
1.25 noro 1786: ND normalize_pbucket(int mod,PGeoBucket g)
1.1 noro 1787: {
1.157 ! noro 1788: int i;
! 1789: ND r,t;
1.1 noro 1790:
1.157 ! noro 1791: r = 0;
! 1792: for ( i = 0; i <= g->m; i++ ) {
! 1793: r = nd_add(mod,r,g->body[i]);
! 1794: g->body[i] = 0;
! 1795: }
! 1796: g->m = -1;
! 1797: return r;
1.1 noro 1798: }
1799:
1.150 noro 1800: #if 0
1801: void register_hcf(NDV p)
1802: {
1.157 ! noro 1803: DCP dc,t;
! 1804: P hc,h;
! 1805: int c;
! 1806: NODE l,l1,prev;
! 1807:
! 1808: hc = p->body->c.p;
! 1809: if ( !nd_vc || NUM(hc) ) return;
! 1810: fctrp(nd_vc,hc,&dc);
! 1811: for ( t = dc; t; t = NEXT(t) ) {
! 1812: h = t->c;
! 1813: if ( NUM(h) ) continue;
! 1814: for ( prev = 0, l = nd_hcf; l; prev = l, l = NEXT(l) ) {
! 1815: c = compp(nd_vc,h,(P)BDY(l));
! 1816: if ( c >= 0 ) break;
! 1817: }
! 1818: if ( !l || c > 0 ) {
! 1819: MKNODE(l1,h,l);
! 1820: if ( !prev )
! 1821: nd_hcf = l1;
! 1822: else
! 1823: NEXT(prev) = l1;
! 1824: }
! 1825: }
1.150 noro 1826: }
1827: #else
1828: void register_hcf(NDV p)
1829: {
1.157 ! noro 1830: DCP dc,t;
! 1831: P hc,h,q;
! 1832: Q dmy;
! 1833: int c;
! 1834: NODE l,l1,prev;
! 1835:
! 1836: hc = p->body->c.p;
! 1837: if ( NUM(hc) ) return;
! 1838: ptozp(hc,1,&dmy,&h);
1.150 noro 1839: #if 1
1.157 ! noro 1840: for ( l = nd_hcf; l; l = NEXT(l) ) {
! 1841: while ( 1 ) {
! 1842: if ( divtpz(nd_vc,h,(P)BDY(l),&q) ) h = q;
! 1843: else break;
! 1844: }
! 1845: }
! 1846: if ( NUM(h) ) return;
1.150 noro 1847: #endif
1.157 ! noro 1848: for ( prev = 0, l = nd_hcf; l; prev = l, l = NEXT(l) ) {
! 1849: c = compp(nd_vc,h,(P)BDY(l));
! 1850: if ( c >= 0 ) break;
! 1851: }
! 1852: if ( !l || c > 0 ) {
! 1853: MKNODE(l1,h,l);
! 1854: if ( !prev )
! 1855: nd_hcf = l1;
! 1856: else
! 1857: NEXT(prev) = l1;
! 1858: }
1.150 noro 1859: }
1860: #endif
1861:
1.122 noro 1862: int do_diagonalize(int sugar,int m)
1.92 noro 1863: {
1.157 ! noro 1864: int i,nh,stat;
! 1865: NODE r,g,t;
! 1866: ND h,nf,s,head;
! 1867: NDV nfv;
! 1868: Q q,num,den;
! 1869: P nm,nmp,dn,mnp,dnp;
! 1870:
! 1871: for ( i = nd_psn-1; i >= 0 && SG(nd_psh[i]) == sugar; i-- ) {
! 1872: if ( nd_demand )
! 1873: nfv = ndv_load(i);
! 1874: else
! 1875: nfv = nd_ps[i];
! 1876: s = ndvtond(m,nfv);
! 1877: s = nd_separate_head(s,&head);
! 1878: stat = nd_nf(m,head,s,nd_ps,1,0,&nf);
! 1879: if ( !stat ) return 0;
! 1880: ndv_free(nfv);
! 1881: nd_removecont(m,nf);
! 1882: nfv = ndtondv(m,nf);
! 1883: nd_free(nf);
! 1884: nd_bound[i] = ndv_compute_bound(nfv);
! 1885: if ( !m ) register_hcf(nfv);
! 1886: if ( nd_demand ) {
! 1887: ndv_save(nfv,i);
! 1888: ndv_free(nfv);
! 1889: } else
! 1890: nd_ps[i] = nfv;
! 1891: }
! 1892: return 1;
1.92 noro 1893: }
1894:
1.27 noro 1895: /* return value = 0 => input is not a GB */
1896:
1.77 noro 1897: NODE nd_gb(int m,int ishomo,int checkonly)
1.1 noro 1898: {
1.157 ! noro 1899: int i,nh,sugar,stat;
! 1900: NODE r,g,t;
! 1901: ND_pairs d;
! 1902: ND_pairs l;
! 1903: ND h,nf,s,head,nf1;
! 1904: NDV nfv;
! 1905: Q q,num,den;
! 1906: union oNDC dn;
! 1907: int diag_count = 0;
! 1908:
! 1909: g = 0; d = 0;
! 1910: for ( i = 0; i < nd_psn; i++ ) {
! 1911: d = update_pairs(d,g,i);
! 1912: g = update_base(g,i);
! 1913: }
! 1914: sugar = 0;
! 1915: while ( d ) {
1.1 noro 1916: again:
1.157 ! noro 1917: l = nd_minp(d,&d);
! 1918: if ( SG(l) != sugar ) {
! 1919: if ( ishomo ) {
! 1920: diag_count = 0;
! 1921: stat = do_diagonalize(sugar,m);
! 1922: if ( !stat ) {
! 1923: NEXT(l) = d; d = l;
! 1924: d = nd_reconstruct(0,d);
! 1925: goto again;
! 1926: }
! 1927: }
! 1928: sugar = SG(l);
! 1929: if ( DP_Print ) fprintf(asir_out,"%d",sugar);
! 1930: }
! 1931: stat = nd_sp(m,0,l,&h);
! 1932: if ( !stat ) {
! 1933: NEXT(l) = d; d = l;
! 1934: d = nd_reconstruct(0,d);
! 1935: goto again;
! 1936: }
1.41 noro 1937: #if USE_GEOBUCKET
1.157 ! noro 1938: stat = m?nd_nf_pbucket(m,h,nd_ps,!Top,&nf):nd_nf(m,0,h,nd_ps,!Top,0,&nf);
1.41 noro 1939: #else
1.157 ! noro 1940: stat = nd_nf(m,0,h,nd_ps,!Top,0,&nf);
1.41 noro 1941: #endif
1.157 ! noro 1942: if ( !stat ) {
! 1943: NEXT(l) = d; d = l;
! 1944: d = nd_reconstruct(0,d);
! 1945: goto again;
! 1946: } else if ( nf ) {
! 1947: if ( checkonly ) return 0;
! 1948: if ( DP_Print ) { printf("+"); fflush(stdout); }
! 1949: nd_removecont(m,nf);
! 1950: if ( !m && nd_nalg ) {
! 1951: nd_monic(0,&nf);
! 1952: nd_removecont(m,nf);
! 1953: }
! 1954: nfv = ndtondv(m,nf); nd_free(nf);
! 1955: nh = ndv_newps(m,nfv,0);
! 1956: if ( !m && (ishomo && ++diag_count == diag_period) ) {
! 1957: diag_count = 0;
! 1958: stat = do_diagonalize(sugar,m);
! 1959: if ( !stat ) {
! 1960: NEXT(l) = d; d = l;
! 1961: d = nd_reconstruct(1,d);
! 1962: goto again;
! 1963: }
! 1964: }
! 1965: d = update_pairs(d,g,nh);
! 1966: g = update_base(g,nh);
! 1967: FREENDP(l);
! 1968: } else {
! 1969: if ( DP_Print ) { printf("."); fflush(stdout); }
! 1970: FREENDP(l);
! 1971: }
! 1972: }
! 1973: if ( nd_demand )
! 1974: for ( t = g; t; t = NEXT(t) )
! 1975: BDY(t) = (pointer)ndv_load((int)BDY(t));
! 1976: else
! 1977: for ( t = g; t; t = NEXT(t) )
! 1978: BDY(t) = (pointer)nd_ps[(int)BDY(t)];
! 1979: if ( !checkonly && DP_Print ) { printf("nd_gb done.\n"); fflush(stdout); }
! 1980: return g;
1.1 noro 1981: }
1982:
1.122 noro 1983: int do_diagonalize_trace(int sugar,int m)
1.91 noro 1984: {
1.157 ! noro 1985: int i,nh,stat;
! 1986: NODE r,g,t;
! 1987: ND h,nf,nfq,s,head;
! 1988: NDV nfv,nfqv;
! 1989: Q q,den,num;
! 1990:
! 1991: for ( i = nd_psn-1; i >= 0 && SG(nd_psh[i]) == sugar; i-- ) {
! 1992: /* for nd_ps */
! 1993: s = ndvtond(m,nd_ps[i]);
! 1994: s = nd_separate_head(s,&head);
! 1995: stat = nd_nf_pbucket(m,s,nd_ps,1,&nf);
! 1996: if ( !stat ) return 0;
! 1997: nf = nd_add(m,head,nf);
! 1998: ndv_free(nd_ps[i]);
! 1999: nd_ps[i] = ndtondv(m,nf);
! 2000: nd_free(nf);
! 2001:
! 2002: /* for nd_ps_trace */
! 2003: if ( nd_demand )
! 2004: nfv = ndv_load(i);
! 2005: else
! 2006: nfv = nd_ps_trace[i];
! 2007: s = ndvtond(0,nfv);
! 2008: s = nd_separate_head(s,&head);
! 2009: stat = nd_nf(0,head,s,nd_ps_trace,1,0,&nf);
! 2010: if ( !stat ) return 0;
! 2011: ndv_free(nfv);
! 2012: nd_removecont(0,nf);
! 2013: nfv = ndtondv(0,nf);
! 2014: nd_free(nf);
! 2015: nd_bound[i] = ndv_compute_bound(nfv);
! 2016: register_hcf(nfv);
! 2017: if ( nd_demand ) {
! 2018: ndv_save(nfv,i);
! 2019: ndv_free(nfv);
! 2020: } else
! 2021: nd_ps_trace[i] = nfv;
! 2022: }
! 2023: return 1;
1.91 noro 2024: }
2025:
1.118 noro 2026: static struct oEGT eg_invdalg;
2027: struct oEGT eg_le;
2028:
1.147 noro 2029: void nd_subst_vector(VL vl,P p,NODE subst,P *r)
2030: {
1.157 ! noro 2031: NODE tn;
! 2032: P p1;
1.147 noro 2033:
1.157 ! noro 2034: for ( tn = subst; tn; tn = NEXT(NEXT(tn)) ) {
! 2035: substp(vl,p,BDY(tn),BDY(NEXT(tn)),&p1); p = p1;
! 2036: }
! 2037: *r = p;
1.147 noro 2038: }
2039:
1.82 noro 2040: NODE nd_gb_trace(int m,int ishomo)
1.20 noro 2041: {
1.157 ! noro 2042: int i,nh,sugar,stat;
! 2043: NODE r,g,t;
! 2044: ND_pairs d;
! 2045: ND_pairs l;
! 2046: ND h,nf,nfq,s,head;
! 2047: NDV nfv,nfqv;
! 2048: Q q,den,num;
! 2049: P hc;
! 2050: union oNDC dn;
! 2051: struct oEGT eg_monic,egm0,egm1;
! 2052: int diag_count = 0;
! 2053:
! 2054: init_eg(&eg_monic);
! 2055: init_eg(&eg_invdalg);
! 2056: init_eg(&eg_le);
! 2057: g = 0; d = 0;
! 2058: for ( i = 0; i < nd_psn; i++ ) {
! 2059: d = update_pairs(d,g,i);
! 2060: g = update_base(g,i);
! 2061: }
! 2062: sugar = 0;
! 2063: while ( d ) {
1.20 noro 2064: again:
1.157 ! noro 2065: l = nd_minp(d,&d);
! 2066: if ( SG(l) != sugar ) {
1.130 noro 2067: #if 1
1.157 ! noro 2068: if ( ishomo ) {
! 2069: if ( DP_Print > 2 ) fprintf(asir_out,"|");
! 2070: stat = do_diagonalize_trace(sugar,m);
! 2071: if ( DP_Print > 2 ) fprintf(asir_out,"|");
! 2072: diag_count = 0;
! 2073: if ( !stat ) {
! 2074: NEXT(l) = d; d = l;
! 2075: d = nd_reconstruct(1,d);
! 2076: goto again;
! 2077: }
! 2078: }
1.130 noro 2079: #endif
1.157 ! noro 2080: sugar = SG(l);
! 2081: if ( DP_Print ) fprintf(asir_out,"%d",sugar);
! 2082: }
! 2083: stat = nd_sp(m,0,l,&h);
! 2084: if ( !stat ) {
! 2085: NEXT(l) = d; d = l;
! 2086: d = nd_reconstruct(1,d);
! 2087: goto again;
! 2088: }
1.41 noro 2089: #if USE_GEOBUCKET
1.157 ! noro 2090: stat = nd_nf_pbucket(m,h,nd_ps,!Top,&nf);
1.41 noro 2091: #else
1.157 ! noro 2092: stat = nd_nf(m,0,h,nd_ps,!Top,0,&nf);
1.41 noro 2093: #endif
1.157 ! noro 2094: if ( !stat ) {
! 2095: NEXT(l) = d; d = l;
! 2096: d = nd_reconstruct(1,d);
! 2097: goto again;
! 2098: } else if ( nf ) {
! 2099: if ( nd_demand ) {
! 2100: nfqv = ndv_load(nd_psn);
! 2101: nfq = ndvtond(0,nfqv);
! 2102: } else
! 2103: nfq = 0;
! 2104: if ( !nfq ) {
! 2105: if ( !nd_sp(0,1,l,&h) || !nd_nf(0,0,h,nd_ps_trace,!Top,0,&nfq) ) {
! 2106: NEXT(l) = d; d = l;
! 2107: d = nd_reconstruct(1,d);
! 2108: goto again;
! 2109: }
! 2110: }
! 2111: if ( nfq ) {
! 2112: /* m|HC(nfq) => failure */
! 2113: if ( nd_vc ) {
! 2114: nd_subst_vector(nd_vc,HCP(nfq),nd_subst,&hc); q = (Q)hc;
! 2115: } else
! 2116: q = HCQ(nfq);
! 2117: if ( !rem(NM(q),m) ) return 0;
! 2118:
! 2119: if ( DP_Print ) { printf("+"); fflush(stdout); }
! 2120: if ( nd_nalg ) {
! 2121: /* m|DN(HC(nf)^(-1)) => failure */
! 2122: get_eg(&egm0);
! 2123: if ( !nd_monic(m,&nfq) ) return 0;
! 2124: get_eg(&egm1); add_eg(&eg_monic,&egm0,&egm1);
! 2125: nd_removecont(0,nfq); nfqv = ndtondv(0,nfq); nd_free(nfq);
! 2126: nfv = ndv_dup(0,nfqv); ndv_mod(m,nfv); nd_free(nf);
! 2127: } else {
! 2128: nd_removecont(0,nfq); nfqv = ndtondv(0,nfq); nd_free(nfq);
! 2129: nd_removecont(m,nf); nfv = ndtondv(m,nf); nd_free(nf);
! 2130: }
! 2131: nh = ndv_newps(0,nfv,nfqv);
! 2132: if ( ishomo && ++diag_count == diag_period ) {
! 2133: diag_count = 0;
! 2134: if ( DP_Print > 2 ) fprintf(asir_out,"|");
! 2135: stat = do_diagonalize_trace(sugar,m);
! 2136: if ( DP_Print > 2 ) fprintf(asir_out,"|");
! 2137: if ( !stat ) {
! 2138: NEXT(l) = d; d = l;
! 2139: d = nd_reconstruct(1,d);
! 2140: goto again;
! 2141: }
! 2142: }
! 2143: d = update_pairs(d,g,nh);
! 2144: g = update_base(g,nh);
! 2145: } else {
! 2146: if ( DP_Print ) { printf("*"); fflush(stdout); }
! 2147: }
! 2148: } else {
! 2149: if ( DP_Print ) { printf("."); fflush(stdout); }
! 2150: }
! 2151: FREENDP(l);
! 2152: }
! 2153: if ( nd_demand )
! 2154: for ( t = g; t; t = NEXT(t) )
! 2155: BDY(t) = (pointer)ndv_load((int)BDY(t));
! 2156: else
! 2157: for ( t = g; t; t = NEXT(t) )
! 2158: BDY(t) = (pointer)nd_ps_trace[(int)BDY(t)];
! 2159: if ( nd_nalg ) {
! 2160: print_eg("monic",&eg_monic);
! 2161: print_eg("invdalg",&eg_invdalg);
! 2162: print_eg("le",&eg_le);
! 2163: }
! 2164: if ( DP_Print ) { printf("nd_gb_trace done.\n"); fflush(stdout); }
! 2165: return g;
1.20 noro 2166: }
2167:
1.23 noro 2168: int ndv_compare(NDV *p1,NDV *p2)
2169: {
1.157 ! noro 2170: return DL_COMPARE(HDL(*p1),HDL(*p2));
1.23 noro 2171: }
2172:
2173: int ndv_compare_rev(NDV *p1,NDV *p2)
2174: {
1.157 ! noro 2175: return -DL_COMPARE(HDL(*p1),HDL(*p2));
1.23 noro 2176: }
2177:
1.61 noro 2178: NODE ndv_reduceall(int m,NODE f)
1.23 noro 2179: {
1.157 ! noro 2180: int i,n,stat;
! 2181: ND nf,g,head;
! 2182: NODE t,a0,a;
! 2183: union oNDC dn;
! 2184: NDV *w;
! 2185: Q q,num,den;
1.23 noro 2186:
1.157 ! noro 2187: n = length(f);
1.69 noro 2188: #if 0
1.157 ! noro 2189: w = (NDV *)ALLOCA(n*sizeof(NDV));
! 2190: for ( i = 0, t = f; i < n; i++, t = NEXT(t) ) w[i] = (NDV)BDY(t);
! 2191: qsort(w,n,sizeof(NDV),
! 2192: (int (*)(const void *,const void *))ndv_compare);
! 2193: for ( t = f, i = 0; t; i++, t = NEXT(t) ) BDY(t) = (pointer)w[i];
1.69 noro 2194: #endif
1.157 ! noro 2195: ndv_setup(m,0,f,0,1);
! 2196: for ( i = 0; i < n; ) {
! 2197: g = ndvtond(m,nd_ps[i]);
! 2198: g = nd_separate_head(g,&head);
! 2199: stat = nd_nf(m,head,g,nd_ps,1,0,&nf);
! 2200: if ( !stat )
! 2201: nd_reconstruct(0,0);
! 2202: else {
! 2203: if ( DP_Print ) { printf("."); fflush(stdout); }
! 2204: ndv_free(nd_ps[i]);
! 2205: nd_removecont(m,nf);
! 2206: nd_ps[i] = ndtondv(m,nf); nd_free(nf);
! 2207: nd_bound[i] = ndv_compute_bound(nd_ps[i]);
! 2208: i++;
! 2209: }
! 2210: }
! 2211: if ( DP_Print ) { printf("\n"); }
! 2212: for ( a0 = 0, i = 0; i < n; i++ ) {
! 2213: NEXTNODE(a0,a);
! 2214: BDY(a) = (pointer)nd_ps[i];
! 2215: }
! 2216: NEXT(a) = 0;
! 2217: return a0;
1.23 noro 2218: }
2219:
1.1 noro 2220: ND_pairs update_pairs( ND_pairs d, NODE /* of index */ g, int t)
2221: {
1.157 ! noro 2222: ND_pairs d1,nd,cur,head,prev,remove;
1.1 noro 2223:
1.157 ! noro 2224: if ( !g ) return d;
! 2225: d = crit_B(d,t);
! 2226: d1 = nd_newpairs(g,t);
! 2227: d1 = crit_M(d1);
! 2228: d1 = crit_F(d1);
! 2229: if ( do_weyl )
! 2230: head = d1;
! 2231: else {
! 2232: prev = 0; cur = head = d1;
! 2233: while ( cur ) {
! 2234: if ( crit_2( cur->i1,cur->i2 ) ) {
! 2235: remove = cur;
! 2236: if ( !prev ) head = cur = NEXT(cur);
! 2237: else cur = NEXT(prev) = NEXT(cur);
! 2238: FREENDP(remove);
! 2239: } else {
! 2240: prev = cur; cur = NEXT(cur);
! 2241: }
! 2242: }
! 2243: }
! 2244: if ( !d )
! 2245: return head;
! 2246: else {
! 2247: nd = d;
! 2248: while ( NEXT(nd) ) nd = NEXT(nd);
! 2249: NEXT(nd) = head;
! 2250: return d;
! 2251: }
1.1 noro 2252: }
2253:
1.157 ! noro 2254:
1.1 noro 2255: ND_pairs nd_newpairs( NODE g, int t )
2256: {
1.157 ! noro 2257: NODE h;
! 2258: UINT *dl;
! 2259: int ts,s;
! 2260: ND_pairs r,r0;
! 2261:
! 2262: dl = DL(nd_psh[t]);
! 2263: ts = SG(nd_psh[t]) - TD(dl);
! 2264: for ( r0 = 0, h = g; h; h = NEXT(h) ) {
! 2265: if ( nd_module && (MPOS(DL(nd_psh[(int)BDY(h)])) != MPOS(dl)) )
! 2266: continue;
! 2267: NEXTND_pairs(r0,r);
! 2268: r->i1 = (int)BDY(h);
! 2269: r->i2 = t;
! 2270: ndl_lcm(DL(nd_psh[r->i1]),dl,r->lcm);
! 2271: s = SG(nd_psh[r->i1])-TD(DL(nd_psh[r->i1]));
! 2272: SG(r) = MAX(s,ts) + TD(LCM(r));
! 2273: }
! 2274: if ( r0 ) NEXT(r) = 0;
! 2275: return r0;
1.1 noro 2276: }
2277:
1.157 ! noro 2278: /* kokokara */
! 2279:
1.1 noro 2280: ND_pairs crit_B( ND_pairs d, int s )
2281: {
1.157 ! noro 2282: ND_pairs cur,head,prev,remove;
! 2283: UINT *t,*tl,*lcm;
! 2284: int td,tdl;
! 2285:
! 2286: if ( !d ) return 0;
! 2287: t = DL(nd_psh[s]);
! 2288: prev = 0;
! 2289: head = cur = d;
! 2290: lcm = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
! 2291: while ( cur ) {
! 2292: tl = cur->lcm;
! 2293: if ( ndl_reducible(tl,t)
! 2294: && (ndl_lcm(DL(nd_psh[cur->i1]),t,lcm),!ndl_equal(lcm,tl))
! 2295: && (ndl_lcm(DL(nd_psh[cur->i2]),t,lcm),!ndl_equal(lcm,tl)) ) {
! 2296: remove = cur;
! 2297: if ( !prev ) {
! 2298: head = cur = NEXT(cur);
! 2299: } else {
! 2300: cur = NEXT(prev) = NEXT(cur);
! 2301: }
! 2302: FREENDP(remove);
! 2303: } else {
! 2304: prev = cur; cur = NEXT(cur);
! 2305: }
! 2306: }
! 2307: return head;
1.1 noro 2308: }
2309:
2310: ND_pairs crit_M( ND_pairs d1 )
2311: {
1.157 ! noro 2312: ND_pairs e,d2,d3,dd,p;
! 2313: UINT *id,*jd;
1.1 noro 2314:
1.157 ! noro 2315: if ( !d1 ) return d1;
! 2316: for ( dd = 0, e = d1; e; e = d3 ) {
! 2317: if ( !(d2 = NEXT(e)) ) {
! 2318: NEXT(e) = dd;
! 2319: return e;
! 2320: }
! 2321: id = LCM(e);
! 2322: for ( d3 = 0; d2; d2 = p ) {
! 2323: p = NEXT(d2);
! 2324: jd = LCM(d2);
! 2325: if ( ndl_equal(jd,id) )
! 2326: ;
! 2327: else if ( TD(jd) > TD(id) )
! 2328: if ( ndl_reducible(jd,id) ) continue;
! 2329: else ;
! 2330: else if ( ndl_reducible(id,jd) ) goto delit;
! 2331: NEXT(d2) = d3;
! 2332: d3 = d2;
! 2333: }
! 2334: NEXT(e) = dd;
! 2335: dd = e;
! 2336: continue;
! 2337: /**/
! 2338: delit: NEXT(d2) = d3;
! 2339: d3 = d2;
! 2340: for ( ; p; p = d2 ) {
! 2341: d2 = NEXT(p);
! 2342: NEXT(p) = d3;
! 2343: d3 = p;
! 2344: }
! 2345: FREENDP(e);
! 2346: }
! 2347: return dd;
1.1 noro 2348: }
2349:
2350: ND_pairs crit_F( ND_pairs d1 )
2351: {
1.157 ! noro 2352: ND_pairs rest, head,remove;
! 2353: ND_pairs last, p, r, w;
! 2354: int s;
! 2355:
! 2356: if ( !d1 ) return d1;
! 2357: for ( head = last = 0, p = d1; NEXT(p); ) {
! 2358: r = w = equivalent_pairs(p,&rest);
! 2359: s = SG(r);
! 2360: w = NEXT(w);
! 2361: while ( w ) {
! 2362: if ( crit_2(w->i1,w->i2) ) {
! 2363: r = w;
! 2364: w = NEXT(w);
! 2365: while ( w ) {
! 2366: remove = w;
! 2367: w = NEXT(w);
! 2368: FREENDP(remove);
! 2369: }
! 2370: break;
! 2371: } else if ( SG(w) < s ) {
! 2372: FREENDP(r);
! 2373: r = w;
! 2374: s = SG(r);
! 2375: w = NEXT(w);
! 2376: } else {
! 2377: remove = w;
! 2378: w = NEXT(w);
! 2379: FREENDP(remove);
! 2380: }
! 2381: }
! 2382: if ( last ) NEXT(last) = r;
! 2383: else head = r;
! 2384: NEXT(last = r) = 0;
! 2385: p = rest;
! 2386: if ( !p ) return head;
! 2387: }
! 2388: if ( !last ) return p;
! 2389: NEXT(last) = p;
! 2390: return head;
1.1 noro 2391: }
2392:
2393: int crit_2( int dp1, int dp2 )
2394: {
1.157 ! noro 2395: return ndl_disjoint(DL(nd_psh[dp1]),DL(nd_psh[dp2]));
1.1 noro 2396: }
2397:
1.40 noro 2398: ND_pairs equivalent_pairs( ND_pairs d1, ND_pairs *prest )
1.1 noro 2399: {
1.157 ! noro 2400: ND_pairs w,p,r,s;
! 2401: UINT *d;
1.1 noro 2402:
1.157 ! noro 2403: w = d1;
! 2404: d = LCM(w);
! 2405: s = NEXT(w);
! 2406: NEXT(w) = 0;
! 2407: for ( r = 0; s; s = p ) {
! 2408: p = NEXT(s);
! 2409: if ( ndl_equal(d,LCM(s)) ) {
! 2410: NEXT(s) = w; w = s;
! 2411: } else {
! 2412: NEXT(s) = r; r = s;
! 2413: }
! 2414: }
! 2415: *prest = r;
! 2416: return w;
1.1 noro 2417: }
2418:
2419: NODE update_base(NODE nd,int ndp)
2420: {
1.157 ! noro 2421: UINT *dl, *dln;
! 2422: NODE last, p, head;
1.1 noro 2423:
1.157 ! noro 2424: dl = DL(nd_psh[ndp]);
! 2425: for ( head = last = 0, p = nd; p; ) {
! 2426: dln = DL(nd_psh[(int)BDY(p)]);
! 2427: if ( ndl_reducible( dln, dl ) ) {
! 2428: p = NEXT(p);
! 2429: if ( last ) NEXT(last) = p;
! 2430: } else {
! 2431: if ( !last ) head = p;
! 2432: p = NEXT(last = p);
! 2433: }
! 2434: }
! 2435: head = append_one(head,ndp);
! 2436: return head;
1.1 noro 2437: }
2438:
2439: ND_pairs nd_minp( ND_pairs d, ND_pairs *prest )
2440: {
1.157 ! noro 2441: ND_pairs m,ml,p,l;
! 2442: UINT *lcm;
! 2443: int s,td,len,tlen,c,c1;
! 2444:
! 2445: if ( !(p = NEXT(m = d)) ) {
! 2446: *prest = p;
! 2447: NEXT(m) = 0;
! 2448: return m;
! 2449: }
! 2450: s = SG(m);
! 2451: if ( !NoSugar ) {
! 2452: for ( ml = 0, l = m; p; p = NEXT(l = p) )
! 2453: if ( (SG(p) < s)
! 2454: || ((SG(p) == s) && (DL_COMPARE(LCM(p),LCM(m)) < 0)) ) {
! 2455: ml = l; m = p; s = SG(m);
! 2456: }
! 2457: } else {
! 2458: for ( ml = 0, l = m; p; p = NEXT(l = p) )
! 2459: if ( DL_COMPARE(LCM(p),LCM(m)) < 0 ) {
! 2460: ml = l; m = p; s = SG(m);
! 2461: }
! 2462: }
! 2463: if ( !ml ) *prest = NEXT(m);
! 2464: else {
! 2465: NEXT(ml) = NEXT(m);
! 2466: *prest = d;
! 2467: }
! 2468: NEXT(m) = 0;
! 2469: return m;
1.1 noro 2470: }
2471:
1.63 noro 2472: ND_pairs nd_minsugarp( ND_pairs d, ND_pairs *prest )
2473: {
1.157 ! noro 2474: int msugar,i;
! 2475: ND_pairs t,dm0,dm,dr0,dr;
1.63 noro 2476:
1.157 ! noro 2477: for ( msugar = SG(d), t = NEXT(d); t; t = NEXT(t) )
! 2478: if ( SG(t) < msugar ) msugar = SG(t);
! 2479: dm0 = 0; dr0 = 0;
! 2480: for ( i = 0, t = d; t; t = NEXT(t) )
! 2481: if ( i < nd_f4_nsp && SG(t) == msugar ) {
! 2482: if ( dm0 ) NEXT(dm) = t;
! 2483: else dm0 = t;
! 2484: dm = t;
! 2485: i++;
! 2486: } else {
! 2487: if ( dr0 ) NEXT(dr) = t;
! 2488: else dr0 = t;
! 2489: dr = t;
! 2490: }
! 2491: NEXT(dm) = 0;
! 2492: if ( dr0 ) NEXT(dr) = 0;
! 2493: *prest = dr0;
! 2494: return dm0;
1.63 noro 2495: }
2496:
1.77 noro 2497: int ndv_newps(int m,NDV a,NDV aq)
1.1 noro 2498: {
1.157 ! noro 2499: int len;
! 2500: RHist r;
! 2501: NDV b;
! 2502:
! 2503: if ( nd_psn == nd_pslen ) {
! 2504: nd_pslen *= 2;
! 2505: nd_ps = (NDV *)REALLOC((char *)nd_ps,nd_pslen*sizeof(NDV));
! 2506: nd_ps_trace = (NDV *)REALLOC((char *)nd_ps_trace,nd_pslen*sizeof(NDV));
! 2507: nd_psh = (RHist *)REALLOC((char *)nd_psh,nd_pslen*sizeof(RHist));
! 2508: nd_bound = (UINT **)
! 2509: REALLOC((char *)nd_bound,nd_pslen*sizeof(UINT *));
! 2510: }
! 2511: NEWRHist(r); nd_psh[nd_psn] = r;
! 2512: nd_ps[nd_psn] = a;
! 2513: if ( aq ) {
! 2514: nd_ps_trace[nd_psn] = aq;
! 2515: register_hcf(aq);
! 2516: nd_bound[nd_psn] = ndv_compute_bound(aq);
! 2517: SG(r) = SG(aq); ndl_copy(HDL(aq),DL(r));
! 2518: } else {
! 2519: if ( !m ) register_hcf(a);
! 2520: nd_bound[nd_psn] = ndv_compute_bound(a);
! 2521: SG(r) = SG(a); ndl_copy(HDL(a),DL(r));
! 2522: }
! 2523: if ( nd_demand ) {
! 2524: if ( aq ) {
! 2525: ndv_save(nd_ps_trace[nd_psn],nd_psn);
! 2526: nd_ps_trace[nd_psn] = 0;
! 2527: } else {
! 2528: ndv_save(nd_ps[nd_psn],nd_psn);
! 2529: nd_ps[nd_psn] = 0;
! 2530: }
! 2531: }
! 2532: return nd_psn++;
1.1 noro 2533: }
2534:
1.151 noro 2535: void ndv_setup(int mod,int trace,NODE f,int dont_sort,int dont_removecont)
1.1 noro 2536: {
1.157 ! noro 2537: int i,j,td,len,max;
! 2538: NODE s,s0,f0;
! 2539: UINT *d;
! 2540: RHist r;
! 2541: NDV *w;
! 2542: NDV a,am;
! 2543:
! 2544: nd_found = 0; nd_notfirst = 0; nd_create = 0;
! 2545:
! 2546: for ( nd_psn = 0, s = f; s; s = NEXT(s) ) if ( BDY(s) ) nd_psn++;
! 2547: w = (NDV *)ALLOCA(nd_psn*sizeof(NDV));
! 2548: for ( i = 0, s = f; s; s = NEXT(s) ) if ( BDY(s) ) w[i++] = BDY(s);
! 2549: if ( !dont_sort ) {
! 2550: /* XXX heuristic */
! 2551: if ( !nd_ord->id && (nd_ord->ord.simple<2) )
! 2552: qsort(w,nd_psn,sizeof(NDV),
! 2553: (int (*)(const void *,const void *))ndv_compare_rev);
! 2554: else
! 2555: qsort(w,nd_psn,sizeof(NDV),
! 2556: (int (*)(const void *,const void *))ndv_compare);
! 2557: }
! 2558: nd_pslen = 2*nd_psn;
! 2559: nd_ps = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
! 2560: nd_ps_trace = (NDV *)MALLOC(nd_pslen*sizeof(NDV));
! 2561: nd_psh = (RHist *)MALLOC(nd_pslen*sizeof(RHist));
! 2562: nd_bound = (UINT **)MALLOC(nd_pslen*sizeof(UINT *));
! 2563: nd_hcf = 0;
! 2564:
! 2565: if ( trace && nd_vc )
! 2566: makesubst(nd_vc,&nd_subst);
! 2567: else
! 2568: nd_subst = 0;
! 2569:
! 2570: if ( !nd_red )
! 2571: nd_red = (RHist *)MALLOC(REDTAB_LEN*sizeof(RHist));
! 2572: for ( i = 0; i < REDTAB_LEN; i++ ) nd_red[i] = 0;
! 2573: for ( i = 0; i < nd_psn; i++ ) {
! 2574: if ( trace ) {
! 2575: a = nd_ps_trace[i] = ndv_dup(0,w[i]);
! 2576: if ( !dont_removecont) ndv_removecont(0,a);
! 2577: register_hcf(a);
! 2578: am = nd_ps[i] = ndv_dup(mod,a);
! 2579: ndv_mod(mod,am);
! 2580: ndv_removecont(mod,am);
! 2581: } else {
! 2582: a = nd_ps[i] = ndv_dup(mod,w[i]);
! 2583: if ( mod || !dont_removecont ) ndv_removecont(mod,a);
! 2584: if ( !mod ) register_hcf(a);
! 2585: }
! 2586: NEWRHist(r); SG(r) = HTD(a); ndl_copy(HDL(a),DL(r));
! 2587: nd_bound[i] = ndv_compute_bound(a);
! 2588: nd_psh[i] = r;
! 2589: if ( nd_demand ) {
! 2590: if ( trace ) {
! 2591: ndv_save(nd_ps_trace[i],i);
! 2592: nd_ps_trace[i] = 0;
! 2593: } else {
! 2594: ndv_save(nd_ps[i],i);
! 2595: nd_ps[i] = 0;
! 2596: }
! 2597: }
! 2598: }
1.20 noro 2599: }
2600:
1.119 noro 2601: struct order_spec *append_block(struct order_spec *spec,
2602: int nv,int nalg,int ord);
2603:
1.121 noro 2604: extern VECT current_dl_weight_vector_obj;
2605: static VECT prev_weight_vector_obj;
2606:
1.120 noro 2607: void preprocess_algcoef(VL vv,VL av,struct order_spec *ord,LIST f,
1.157 ! noro 2608: struct order_spec **ord1p,LIST *f1p,NODE *alistp)
1.120 noro 2609: {
1.157 ! noro 2610: NODE alist,t,s,r0,r,arg;
! 2611: VL tv;
! 2612: P poly;
! 2613: DP d;
! 2614: Alg alpha,dp;
! 2615: DAlg inv,da,hc;
! 2616: MP m;
! 2617: int i,nvar,nalg,n;
! 2618: NumberField nf;
! 2619: LIST f1,f2;
! 2620: struct order_spec *current_spec;
! 2621: VECT obj,obj0;
! 2622: Obj tmp;
! 2623:
! 2624: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++);
! 2625: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++);
! 2626:
! 2627: for ( alist = 0, tv = av; tv; tv = NEXT(tv) ) {
! 2628: NEXTNODE(alist,t); MKV(tv->v,poly);
! 2629: MKAlg(poly,alpha); BDY(t) = (pointer)alpha;
! 2630: tv->v = tv->v->priv;
! 2631: }
! 2632: NEXT(t) = 0;
! 2633:
! 2634: /* simplification, makeing polynomials monic */
! 2635: setfield_dalg(alist);
! 2636: obj_algtodalg(f,&f1);
! 2637: for ( t = BDY(f); t; t = NEXT(t) ) {
! 2638: initd(ord); ptod(vv,vv,(P)BDY(t),&d);
! 2639: hc = (DAlg)BDY(d)->c;
! 2640: if ( NID(hc) == N_DA ) {
! 2641: invdalg(hc,&inv);
! 2642: for ( m = BDY(d); m; m = NEXT(m) ) {
! 2643: muldalg(inv,(DAlg)m->c,&da); m->c = (P)da;
! 2644: }
! 2645: }
! 2646: initd(ord); dtop(vv,vv,d,&poly); BDY(f) = (pointer)poly;
! 2647: }
! 2648: obj_dalgtoalg(f1,&f);
! 2649:
! 2650: /* append alg vars to the var list */
! 2651: for ( tv = vv; NEXT(tv); tv = NEXT(tv) );
! 2652: NEXT(tv) = av;
! 2653:
! 2654: /* append a block to ord */
! 2655: *ord1p = append_block(ord,nvar,nalg,2);
! 2656:
! 2657: /* create generator list */
! 2658: nf = get_numberfield();
! 2659: for ( i = nalg-1, t = BDY(f); i >= 0; i-- ) {
! 2660: MKAlg(nf->defpoly[i],dp);
! 2661: MKNODE(s,dp,t); t = s;
! 2662: }
! 2663: MKLIST(f1,t);
! 2664: *alistp = alist;
! 2665: algobjtorat(f1,f1p);
! 2666:
! 2667: /* creating a new weight vector */
! 2668: prev_weight_vector_obj = obj0 = current_dl_weight_vector_obj;
! 2669: n = nvar+nalg+1;
! 2670: MKVECT(obj,n);
! 2671: if ( obj0 && obj0->len == nvar )
! 2672: for ( i = 0; i < nvar; i++ ) BDY(obj)[i] = BDY(obj0)[i];
! 2673: else
! 2674: for ( i = 0; i < nvar; i++ ) BDY(obj)[i] = (pointer)ONE;
! 2675: for ( i = 0; i < nalg; i++ ) BDY(obj)[i+nvar] = 0;
! 2676: BDY(obj)[n-1] = (pointer)ONE;
! 2677: arg = mknode(1,obj);
! 2678: Pdp_set_weight(arg,&tmp);
1.121 noro 2679: }
2680:
2681: NODE postprocess_algcoef(VL av,NODE alist,NODE r)
2682: {
1.157 ! noro 2683: NODE s,t,u0,u;
! 2684: P p;
! 2685: VL tv;
! 2686: Obj obj,tmp;
! 2687: NODE arg;
! 2688:
! 2689: u0 = 0;
! 2690: for ( t = r; t; t = NEXT(t) ) {
! 2691: p = (P)BDY(t);
! 2692: for ( tv = av, s = alist; tv; tv = NEXT(tv), s = NEXT(s) ) {
! 2693: substr(CO,0,(Obj)p,tv->v,(Obj)BDY(s),&obj); p = (P)obj;
! 2694: }
! 2695: if ( OID(p) == O_P || (OID(p) == O_N && NID((Num)p) != N_A) ) {
! 2696: NEXTNODE(u0,u);
! 2697: BDY(u) = (pointer)p;
! 2698: }
! 2699: }
! 2700: arg = mknode(1,prev_weight_vector_obj);
! 2701: Pdp_set_weight(arg,&tmp);
1.121 noro 2702:
1.157 ! noro 2703: return u0;
1.120 noro 2704: }
2705:
1.63 noro 2706: void nd_gr(LIST f,LIST v,int m,int f4,struct order_spec *ord,LIST *rp)
1.1 noro 2707: {
1.157 ! noro 2708: VL tv,fv,vv,vc,av;
! 2709: NODE fd,fd0,r,r0,t,x,s,xx,alist;
! 2710: int e,max,nvar,i;
! 2711: NDV b;
! 2712: int ishomo,nalg,mrank,trank;
! 2713: Alg alpha,dp;
! 2714: P p,zp;
! 2715: Q dmy;
! 2716: LIST f1,f2,zpl;
! 2717: Obj obj;
! 2718: NumberField nf;
! 2719: struct order_spec *ord1;
1.1 noro 2720:
1.157 ! noro 2721: if ( !m && Demand ) nd_demand = 1;
! 2722: else nd_demand = 0;
1.78 noro 2723:
1.157 ! noro 2724: if ( DP_Multiple )
! 2725: nd_scale = ((double)DP_Multiple)/(double)(Denominator?Denominator:1);
1.103 noro 2726: #if 0
1.157 ! noro 2727: ndv_alloc = 0;
1.103 noro 2728: #endif
1.157 ! noro 2729: get_vars((Obj)f,&fv); pltovl(v,&vv); vlminus(fv,vv,&nd_vc);
! 2730: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
! 2731: switch ( ord->id ) {
! 2732: case 1:
! 2733: if ( ord->nv != nvar )
! 2734: error("nd_{gr,f4} : invalid order specification");
! 2735: break;
! 2736: default:
! 2737: break;
! 2738: }
! 2739: nd_nalg = 0;
! 2740: av = 0;
! 2741: if ( !m ) {
! 2742: get_algtree((Obj)f,&av);
! 2743: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++ );
! 2744: nd_ntrans = nvar;
! 2745: nd_nalg = nalg;
! 2746: /* #i -> t#i */
! 2747: if ( nalg ) {
! 2748: preprocess_algcoef(vv,av,ord,f,&ord1,&f1,&alist);
! 2749: ord = ord1;
! 2750: f = f1;
! 2751: }
! 2752: nvar += nalg;
! 2753: }
! 2754: nd_init_ord(ord);
! 2755: mrank = 0;
! 2756: for ( t = BDY(f), max = 0; t; t = NEXT(t) )
! 2757: for ( tv = vv; tv; tv = NEXT(tv) ) {
! 2758: if ( nd_module ) {
! 2759: s = BDY((LIST)BDY(t));
! 2760: trank = length(s);
! 2761: mrank = MAX(mrank,trank);
! 2762: for ( ; s; s = NEXT(s) ) {
! 2763: e = getdeg(tv->v,(P)BDY(s));
! 2764: max = MAX(e,max);
! 2765: }
! 2766: } else {
! 2767: e = getdeg(tv->v,(P)BDY(t));
! 2768: max = MAX(e,max);
! 2769: }
! 2770: }
! 2771: nd_setup_parameters(nvar,max);
! 2772: ishomo = 1;
! 2773: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
! 2774: if ( nd_module ) {
! 2775: pltozpl((LIST)BDY(t),&dmy,&zpl);
! 2776: b = (pointer)pltondv(CO,vv,zpl);
! 2777: } else {
! 2778: ptozp((P)BDY(t),1,&dmy,&zp);
! 2779: b = (pointer)ptondv(CO,vv,zp);
! 2780: }
! 2781: if ( ishomo )
! 2782: ishomo = ishomo && ndv_ishomo(b);
! 2783: if ( m ) ndv_mod(m,b);
! 2784: if ( b ) { NEXTNODE(fd0,fd); BDY(fd) = (pointer)b; }
! 2785: }
! 2786: if ( fd0 ) NEXT(fd) = 0;
! 2787: ndv_setup(m,0,fd0,0,0);
! 2788: x = f4?nd_f4(m):nd_gb(m,ishomo,0);
! 2789: nd_demand = 0;
! 2790: x = ndv_reducebase(x);
! 2791: x = ndv_reduceall(m,x);
! 2792: for ( r0 = 0, t = x; t; t = NEXT(t) ) {
! 2793: NEXTNODE(r0,r);
! 2794: if ( nd_module ) BDY(r) = ndvtopl(m,CO,vv,BDY(t),mrank);
! 2795: else BDY(r) = ndvtop(m,CO,vv,BDY(t));
! 2796: }
! 2797: if ( r0 ) NEXT(r) = 0;
! 2798: if ( nalg )
! 2799: r0 = postprocess_algcoef(av,alist,r0);
! 2800: MKLIST(*rp,r0);
1.103 noro 2801: #if 0
1.157 ! noro 2802: fprintf(asir_out,"ndv_alloc=%d\n",ndv_alloc);
1.103 noro 2803: #endif
1.127 noro 2804: }
2805:
2806: void nd_gr_postproc(LIST f,LIST v,int m,struct order_spec *ord,int do_check,LIST *rp)
2807: {
1.157 ! noro 2808: VL tv,fv,vv,vc,av;
! 2809: NODE fd,fd0,r,r0,t,x,s,xx,alist;
! 2810: int e,max,nvar,i;
! 2811: NDV b;
! 2812: int ishomo,nalg;
! 2813: Alg alpha,dp;
! 2814: P p,zp;
! 2815: Q dmy;
! 2816: LIST f1,f2;
! 2817: Obj obj;
! 2818: NumberField nf;
! 2819: struct order_spec *ord1;
! 2820:
! 2821: get_vars((Obj)f,&fv); pltovl(v,&vv); vlminus(fv,vv,&nd_vc);
! 2822: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
! 2823: switch ( ord->id ) {
! 2824: case 1:
! 2825: if ( ord->nv != nvar )
! 2826: error("nd_check : invalid order specification");
! 2827: break;
! 2828: default:
! 2829: break;
! 2830: }
! 2831: nd_nalg = 0;
! 2832: av = 0;
! 2833: if ( !m ) {
! 2834: get_algtree((Obj)f,&av);
! 2835: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++ );
! 2836: nd_ntrans = nvar;
! 2837: nd_nalg = nalg;
! 2838: /* #i -> t#i */
! 2839: if ( nalg ) {
! 2840: preprocess_algcoef(vv,av,ord,f,&ord1,&f1,&alist);
! 2841: ord = ord1;
! 2842: f = f1;
! 2843: }
! 2844: nvar += nalg;
! 2845: }
! 2846: nd_init_ord(ord);
! 2847: for ( t = BDY(f), max = 0; t; t = NEXT(t) )
! 2848: for ( tv = vv; tv; tv = NEXT(tv) ) {
! 2849: e = getdeg(tv->v,(P)BDY(t));
! 2850: max = MAX(e,max);
! 2851: }
! 2852: nd_setup_parameters(nvar,max);
! 2853: ishomo = 1;
! 2854: for ( fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
! 2855: ptozp((P)BDY(t),1,&dmy,&zp);
! 2856: b = (pointer)ptondv(CO,vv,zp);
! 2857: if ( ishomo )
! 2858: ishomo = ishomo && ndv_ishomo(b);
! 2859: if ( m ) ndv_mod(m,b);
! 2860: if ( b ) { NEXTNODE(fd0,fd); BDY(fd) = (pointer)b; }
! 2861: }
! 2862: if ( fd0 ) NEXT(fd) = 0;
! 2863: ndv_setup(m,0,fd0,0,1);
! 2864: for ( x = 0, i = 0; i < nd_psn; i++ )
! 2865: x = update_base(x,i);
! 2866: if ( do_check ) {
! 2867: x = nd_gb(m,ishomo,1);
! 2868: if ( !x ) {
! 2869: *rp = 0;
! 2870: return;
! 2871: }
! 2872: } else {
! 2873: for ( t = x; t; t = NEXT(t) )
! 2874: BDY(t) = (pointer)nd_ps[(int)BDY(t)];
! 2875: }
! 2876: x = ndv_reducebase(x);
! 2877: x = ndv_reduceall(m,x);
! 2878: for ( r0 = 0, t = x; t; t = NEXT(t) ) {
! 2879: NEXTNODE(r0,r);
! 2880: BDY(r) = ndvtop(m,CO,vv,BDY(t));
! 2881: }
! 2882: if ( r0 ) NEXT(r) = 0;
! 2883: if ( nalg )
! 2884: r0 = postprocess_algcoef(av,alist,r0);
! 2885: MKLIST(*rp,r0);
1.20 noro 2886: }
2887:
1.133 noro 2888: void nd_gr_trace(LIST f,LIST v,int trace,int homo,int f4,struct order_spec *ord,LIST *rp)
1.20 noro 2889: {
1.157 ! noro 2890: VL tv,fv,vv,vc,av;
! 2891: NODE fd,fd0,in0,in,r,r0,t,s,cand,alist;
! 2892: int m,nocheck,nvar,mindex,e,max;
! 2893: NDV c;
! 2894: NMV a;
! 2895: P p,zp;
! 2896: Q dmy;
! 2897: EPOS oepos;
! 2898: int obpe,oadv,wmax,i,len,cbpe,ishomo,nalg;
! 2899: Alg alpha,dp;
! 2900: P poly;
! 2901: LIST f1,f2;
! 2902: Obj obj;
! 2903: NumberField nf;
! 2904: struct order_spec *ord1;
! 2905: struct oEGT eg_check,eg0,eg1;
! 2906:
! 2907: if ( DP_Multiple )
! 2908: nd_scale = ((double)DP_Multiple)/(double)(Denominator?Denominator:1);
! 2909:
! 2910: get_vars((Obj)f,&fv); pltovl(v,&vv); vlminus(fv,vv,&nd_vc);
! 2911: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
! 2912: switch ( ord->id ) {
! 2913: case 1:
! 2914: if ( ord->nv != nvar )
! 2915: error("nd_gr_trace : invalid order specification");
! 2916: break;
! 2917: default:
! 2918: break;
! 2919: }
! 2920:
! 2921: get_algtree((Obj)f,&av);
! 2922: for ( nalg = 0, tv = av; tv; tv = NEXT(tv), nalg++ );
! 2923: nd_ntrans = nvar;
! 2924: nd_nalg = nalg;
! 2925: /* #i -> t#i */
! 2926: if ( nalg ) {
! 2927: preprocess_algcoef(vv,av,ord,f,&ord1,&f1,&alist);
! 2928: ord = ord1;
! 2929: f = f1;
! 2930: }
! 2931: nvar += nalg;
! 2932:
! 2933: nocheck = 0;
! 2934: mindex = 0;
! 2935:
! 2936: if ( Demand ) nd_demand = 1;
! 2937: else nd_demand = 0;
! 2938:
! 2939: /* setup modulus */
! 2940: if ( trace < 0 ) {
! 2941: trace = -trace;
! 2942: nocheck = 1;
! 2943: }
! 2944: m = trace > 1 ? trace : get_lprime(mindex);
! 2945: for ( t = BDY(f), max = 0; t; t = NEXT(t) )
! 2946: for ( tv = vv; tv; tv = NEXT(tv) ) {
! 2947: e = getdeg(tv->v,(P)BDY(t));
! 2948: max = MAX(e,max);
! 2949: }
! 2950: nd_init_ord(ord);
! 2951: nd_setup_parameters(nvar,max);
! 2952: obpe = nd_bpe; oadv = nmv_adv; oepos = nd_epos;
! 2953: ishomo = 1;
! 2954: for ( in0 = 0, fd0 = 0, t = BDY(f); t; t = NEXT(t) ) {
! 2955: ptozp((P)BDY(t),1,&dmy,&zp);
! 2956: c = (pointer)ptondv(CO,vv,zp);
! 2957: if ( ishomo )
! 2958: ishomo = ishomo && ndv_ishomo(c);
! 2959: if ( c ) {
! 2960: NEXTNODE(in0,in); BDY(in) = (pointer)c;
! 2961: NEXTNODE(fd0,fd); BDY(fd) = (pointer)ndv_dup(0,c);
! 2962: }
! 2963: }
! 2964: if ( in0 ) NEXT(in) = 0;
! 2965: if ( fd0 ) NEXT(fd) = 0;
! 2966: if ( !ishomo && homo ) {
! 2967: for ( t = in0, wmax = max; t; t = NEXT(t) ) {
! 2968: c = (NDV)BDY(t); len = LEN(c);
! 2969: for ( a = BDY(c), i = 0; i < len; i++, NMV_ADV(a) )
! 2970: wmax = MAX(TD(DL(a)),wmax);
! 2971: }
! 2972: homogenize_order(ord,nvar,&ord1);
! 2973: nd_init_ord(ord1);
! 2974: nd_setup_parameters(nvar+1,wmax);
! 2975: for ( t = fd0; t; t = NEXT(t) )
! 2976: ndv_homogenize((NDV)BDY(t),obpe,oadv,oepos);
! 2977: }
! 2978: while ( 1 ) {
! 2979: if ( Demand )
! 2980: nd_demand = 1;
! 2981: ndv_setup(m,1,fd0,0,0);
! 2982: cand = f4?nd_f4_trace(m):nd_gb_trace(m,ishomo || homo);
! 2983: if ( !cand ) {
! 2984: /* failure */
! 2985: if ( trace > 1 ) { *rp = 0; return; }
! 2986: else m = get_lprime(++mindex);
! 2987: continue;
! 2988: }
! 2989: if ( !ishomo && homo ) {
! 2990: /* dehomogenization */
! 2991: for ( t = cand; t; t = NEXT(t) ) ndv_dehomogenize((NDV)BDY(t),ord);
! 2992: nd_init_ord(ord);
! 2993: nd_setup_parameters(nvar,0);
! 2994: }
! 2995: nd_demand = 0;
! 2996: cand = ndv_reducebase(cand);
! 2997: cand = ndv_reduceall(0,cand);
! 2998: cbpe = nd_bpe;
! 2999: if ( nocheck )
! 3000: break;
! 3001: get_eg(&eg0);
! 3002: if ( ndv_check_candidate(in0,obpe,oadv,oepos,cand) )
! 3003: /* success */
! 3004: break;
! 3005: else if ( trace > 1 ) {
! 3006: /* failure */
! 3007: *rp = 0; return;
! 3008: } else {
! 3009: /* try the next modulus */
! 3010: m = get_lprime(++mindex);
! 3011: /* reset the parameters */
! 3012: if ( !ishomo && homo ) {
! 3013: nd_init_ord(ord1);
! 3014: nd_setup_parameters(nvar+1,wmax);
! 3015: } else {
! 3016: nd_init_ord(ord);
! 3017: nd_setup_parameters(nvar,max);
! 3018: }
! 3019: }
! 3020: }
! 3021: get_eg(&eg1); init_eg(&eg_check); add_eg(&eg_check,&eg0,&eg1);
! 3022: if ( DP_Print )
! 3023: fprintf(asir_out,"check=%fsec\n",eg_check.exectime+eg_check.gctime);
! 3024: /* dp->p */
! 3025: nd_bpe = cbpe;
! 3026: nd_setup_parameters(nd_nvar,0);
! 3027: for ( r = cand; r; r = NEXT(r) )
! 3028: BDY(r) = (pointer)ndvtop(0,CO,vv,BDY(r));
! 3029: if ( nalg )
! 3030: cand = postprocess_algcoef(av,alist,cand);
! 3031: MKLIST(*rp,cand);
! 3032: }
1.52 noro 3033:
1.157 ! noro 3034: /* XXX : module element is not considered */
1.1 noro 3035:
1.61 noro 3036: void dltondl(int n,DL dl,UINT *r)
1.1 noro 3037: {
1.157 ! noro 3038: UINT *d;
! 3039: int i,j,l,s,ord_l;
! 3040: struct order_pair *op;
! 3041:
! 3042: d = dl->d;
! 3043: for ( i = 0; i < nd_wpd; i++ ) r[i] = 0;
! 3044: if ( nd_blockmask ) {
! 3045: l = nd_blockmask->n;
! 3046: op = nd_blockmask->order_pair;
! 3047: for ( j = 0, s = 0; j < l; j++ ) {
! 3048: ord_l = op[j].length;
! 3049: for ( i = 0; i < ord_l; i++, s++ ) PUT_EXP(r,s,d[s]);
! 3050: }
! 3051: TD(r) = ndl_weight(r);
! 3052: ndl_weight_mask(r);
! 3053: } else {
! 3054: for ( i = 0; i < n; i++ ) PUT_EXP(r,i,d[i]);
! 3055: TD(r) = ndl_weight(r);
! 3056: }
1.1 noro 3057: }
3058:
1.61 noro 3059: DL ndltodl(int n,UINT *ndl)
1.1 noro 3060: {
1.157 ! noro 3061: DL dl;
! 3062: int *d;
! 3063: int i,j,l,s,ord_l;
! 3064: struct order_pair *op;
! 3065:
! 3066: NEWDL(dl,n);
! 3067: dl->td = TD(ndl);
! 3068: d = dl->d;
! 3069: if ( nd_blockmask ) {
! 3070: l = nd_blockmask->n;
! 3071: op = nd_blockmask->order_pair;
! 3072: for ( j = 0, s = 0; j < l; j++ ) {
! 3073: ord_l = op[j].length;
! 3074: for ( i = 0; i < ord_l; i++, s++ ) d[s] = GET_EXP(ndl,s);
! 3075: }
! 3076: } else {
! 3077: for ( i = 0; i < n; i++ ) d[i] = GET_EXP(ndl,i);
! 3078: }
! 3079: return dl;
1.1 noro 3080: }
3081:
1.61 noro 3082: void ndl_print(UINT *dl)
1.1 noro 3083: {
1.157 ! noro 3084: int n;
! 3085: int i,j,l,ord_l,s,s0;
! 3086: struct order_pair *op;
! 3087:
! 3088: n = nd_nvar;
! 3089: printf("<<");
! 3090: if ( nd_blockmask ) {
! 3091: l = nd_blockmask->n;
! 3092: op = nd_blockmask->order_pair;
! 3093: for ( j = 0, s = s0 = 0; j < l; j++ ) {
! 3094: ord_l = op[j].length;
! 3095: for ( i = 0; i < ord_l; i++, s++ )
! 3096: printf(s==n-1?"%d":"%d,",GET_EXP(dl,s));
! 3097: }
! 3098: } else {
! 3099: for ( i = 0; i < n; i++ ) printf(i==n-1?"%d":"%d,",GET_EXP(dl,i));
! 3100: }
! 3101: printf(">>");
! 3102: if ( MPOS(dl) )
! 3103: printf("*e%d",MPOS(dl));
1.1 noro 3104: }
3105:
3106: void nd_print(ND p)
3107: {
1.157 ! noro 3108: NM m;
1.1 noro 3109:
1.157 ! noro 3110: if ( !p )
! 3111: printf("0\n");
! 3112: else {
! 3113: for ( m = BDY(p); m; m = NEXT(m) ) {
! 3114: if ( CM(m) & 0x80000000 ) printf("+@_%d*",IFTOF(CM(m)));
! 3115: else printf("+%d*",CM(m));
! 3116: ndl_print(DL(m));
! 3117: }
! 3118: printf("\n");
! 3119: }
1.1 noro 3120: }
3121:
1.113 noro 3122: void nd_print_q(ND p)
1.16 noro 3123: {
1.157 ! noro 3124: NM m;
1.16 noro 3125:
1.157 ! noro 3126: if ( !p )
! 3127: printf("0\n");
! 3128: else {
! 3129: for ( m = BDY(p); m; m = NEXT(m) ) {
! 3130: printf("+");
! 3131: printexpr(CO,(Obj)CQ(m));
! 3132: printf("*");
! 3133: ndl_print(DL(m));
! 3134: }
! 3135: printf("\n");
! 3136: }
1.16 noro 3137: }
3138:
1.1 noro 3139: void ndp_print(ND_pairs d)
3140: {
1.157 ! noro 3141: ND_pairs t;
1.1 noro 3142:
1.157 ! noro 3143: for ( t = d; t; t = NEXT(t) ) printf("%d,%d ",t->i1,t->i2);
! 3144: printf("\n");
1.1 noro 3145: }
3146:
1.20 noro 3147: void nd_removecont(int mod,ND p)
1.16 noro 3148: {
1.157 ! noro 3149: int i,n;
! 3150: Q *w;
! 3151: Q dvr,t;
! 3152: NM m;
! 3153: struct oVECT v;
! 3154: N q,r;
! 3155:
! 3156: if ( mod == -1 ) nd_mul_c(mod,p,_invsf(HCM(p)));
! 3157: else if ( mod ) nd_mul_c(mod,p,invm(HCM(p),mod));
! 3158: else {
! 3159: for ( m = BDY(p), n = 0; m; m = NEXT(m), n++ );
! 3160: w = (Q *)ALLOCA(n*sizeof(Q));
! 3161: v.len = n;
! 3162: v.body = (pointer *)w;
! 3163: for ( m = BDY(p), i = 0; i < n; m = NEXT(m), i++ ) w[i] = CQ(m);
! 3164: removecont_array((P *)w,n,1);
! 3165: for ( m = BDY(p), i = 0; i < n; m = NEXT(m), i++ ) CQ(m) = w[i];
! 3166: }
1.16 noro 3167: }
3168:
1.21 noro 3169: void nd_removecont2(ND p1,ND p2)
3170: {
1.157 ! noro 3171: int i,n1,n2,n;
! 3172: Q *w;
! 3173: Q dvr,t;
! 3174: NM m;
! 3175: struct oVECT v;
! 3176: N q,r;
! 3177:
! 3178: n1 = nd_length(p1);
! 3179: n2 = nd_length(p2);
! 3180: n = n1+n2;
! 3181: w = (Q *)ALLOCA(n*sizeof(Q));
! 3182: v.len = n;
! 3183: v.body = (pointer *)w;
! 3184: i = 0;
! 3185: if ( p1 )
! 3186: for ( m = BDY(p1); i < n1; m = NEXT(m), i++ ) w[i] = CQ(m);
! 3187: if ( p2 )
! 3188: for ( m = BDY(p2); i < n; m = NEXT(m), i++ ) w[i] = CQ(m);
! 3189: removecont_array((P *)w,n,1);
! 3190: i = 0;
! 3191: if ( p1 )
! 3192: for ( m = BDY(p1); i < n1; m = NEXT(m), i++ ) CQ(m) = w[i];
! 3193: if ( p2 )
! 3194: for ( m = BDY(p2); i < n; m = NEXT(m), i++ ) CQ(m) = w[i];
1.21 noro 3195: }
3196:
1.20 noro 3197: void ndv_removecont(int mod,NDV p)
1.16 noro 3198: {
1.157 ! noro 3199: int i,len,all_p;
! 3200: Q *c;
! 3201: P *w;
! 3202: Q dvr,t;
! 3203: P g,cont,tp;
! 3204: NMV m;
! 3205:
! 3206: if ( mod == -1 )
! 3207: ndv_mul_c(mod,p,_invsf(HCM(p)));
! 3208: else if ( mod )
! 3209: ndv_mul_c(mod,p,invm(HCM(p),mod));
! 3210: else {
! 3211: len = p->len;
! 3212: w = (P *)ALLOCA(len*sizeof(P));
! 3213: c = (Q *)ALLOCA(len*sizeof(Q));
! 3214: for ( m = BDY(p), all_p = 1, i = 0; i < len; NMV_ADV(m), i++ ) {
! 3215: ptozp(CP(m),1,&c[i],&w[i]);
! 3216: all_p = all_p && !NUM(w[i]);
! 3217: }
! 3218: if ( all_p ) {
! 3219: qltozl(c,len,&dvr); nd_heu_nezgcdnpz(nd_vc,w,len,1,&g);
! 3220: mulp(nd_vc,(P)dvr,g,&cont);
! 3221: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ ) {
! 3222: divsp(nd_vc,CP(m),cont,&tp); CP(m) = tp;
! 3223: }
! 3224: } else {
! 3225: sortbynm((Q *)c,len);
! 3226: qltozl((Q *)c,len,&dvr);
! 3227: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ ) {
! 3228: divsp(nd_vc,CP(m),(P)dvr,&tp); CP(m) = tp;
! 3229: }
! 3230: }
! 3231: }
1.21 noro 3232: }
3233:
1.157 ! noro 3234: /* koko */
! 3235:
1.61 noro 3236: void ndv_homogenize(NDV p,int obpe,int oadv,EPOS oepos)
3237: {
1.157 ! noro 3238: int len,i,max;
! 3239: NMV m,mr0,mr,t;
1.61 noro 3240:
1.157 ! noro 3241: len = p->len;
! 3242: for ( m = BDY(p), i = 0, max = 0; i < len; NMV_OADV(m), i++ )
! 3243: max = MAX(max,TD(DL(m)));
! 3244: mr0 = nmv_adv>oadv?(NMV)REALLOC(BDY(p),len*nmv_adv):BDY(p);
! 3245: m = (NMV)((char *)mr0+(len-1)*oadv);
! 3246: mr = (NMV)((char *)mr0+(len-1)*nmv_adv);
! 3247: t = (NMV)ALLOCA(nmv_adv);
! 3248: for ( i = 0; i < len; i++, NMV_OPREV(m), NMV_PREV(mr) ) {
! 3249: ndl_homogenize(DL(m),DL(t),obpe,oepos,max);
! 3250: CQ(mr) = CQ(m);
! 3251: ndl_copy(DL(t),DL(mr));
! 3252: }
! 3253: NV(p)++;
! 3254: BDY(p) = mr0;
1.61 noro 3255: }
3256:
1.45 noro 3257: void ndv_dehomogenize(NDV p,struct order_spec *ord)
1.23 noro 3258: {
1.157 ! noro 3259: int i,j,adj,len,newnvar,newwpd,newadv,newexporigin;
! 3260: Q *w;
! 3261: Q dvr,t;
! 3262: NMV m,r;
! 3263:
! 3264: len = p->len;
! 3265: newnvar = nd_nvar-1;
! 3266: newexporigin = nd_get_exporigin(ord);
! 3267: newwpd = newnvar/nd_epw+(newnvar%nd_epw?1:0)+newexporigin;
! 3268: for ( m = BDY(p), i = 0; i < len; NMV_ADV(m), i++ )
! 3269: ndl_dehomogenize(DL(m));
! 3270: if ( newwpd != nd_wpd ) {
! 3271: newadv = ROUND_FOR_ALIGN(sizeof(struct oNMV)+(newwpd-1)*sizeof(UINT));
! 3272: for ( m = r = BDY(p), i = 0; i < len; NMV_ADV(m), NDV_NADV(r), i++ ) {
! 3273: CQ(r) = CQ(m);
! 3274: for ( j = 0; j < newexporigin; j++ ) DL(r)[j] = DL(m)[j];
! 3275: adj = nd_exporigin-newexporigin;
! 3276: for ( ; j < newwpd; j++ ) DL(r)[j] = DL(m)[j+adj];
! 3277: }
! 3278: }
! 3279: NV(p)--;
1.23 noro 3280: }
3281:
1.150 noro 3282: void nd_heu_nezgcdnpz(VL vl,P *pl,int m,int full,P *pr)
3283: {
1.157 ! noro 3284: int i;
! 3285: P *tpl,*tpl1;
! 3286: NODE l;
! 3287: P h,gcd,t;
! 3288:
! 3289: tpl = (P *)ALLOCA(m*sizeof(P));
! 3290: tpl1 = (P *)ALLOCA(m*sizeof(P));
! 3291: bcopy(pl,tpl,m*sizeof(P));
! 3292: gcd = (P)ONE;
! 3293: for ( l = nd_hcf; l; l = NEXT(l) ) {
! 3294: h = (P)BDY(l);
! 3295: while ( 1 ) {
! 3296: for ( i = 0; i < m; i++ )
! 3297: if ( !divtpz(vl,tpl[i],h,&tpl1[i]) )
! 3298: break;
! 3299: if ( i == m ) {
! 3300: bcopy(tpl1,tpl,m*sizeof(P));
! 3301: mulp(vl,gcd,h,&t); gcd = t;
! 3302: } else
! 3303: break;
! 3304: }
! 3305: }
! 3306: if ( DP_Print > 2 ){fprintf(asir_out,"[%d]",nmonop(gcd)); fflush(asir_out);}
! 3307: if ( full ) {
! 3308: heu_nezgcdnpz(vl,tpl,m,&t);
! 3309: mulp(vl,gcd,t,pr);
! 3310: } else
! 3311: *pr = gcd;
1.150 noro 3312: }
3313:
3314: void removecont_array(P *p,int n,int full)
1.146 noro 3315: {
1.157 ! noro 3316: int all_p,all_q,i;
! 3317: Q *c;
! 3318: P *w;
! 3319: P t,s;
! 3320:
! 3321: for ( all_q = 1, i = 0; i < n; i++ )
! 3322: all_q = all_q && NUM(p[i]);
! 3323: if ( all_q ) {
! 3324: removecont_array_q((Q *)p,n);
! 3325: } else {
! 3326: c = (Q *)ALLOCA(n*sizeof(Q));
! 3327: w = (P *)ALLOCA(n*sizeof(P));
! 3328: for ( i = 0; i < n; i++ ) {
! 3329: ptozp(p[i],1,&c[i],&w[i]);
! 3330: }
! 3331: removecont_array_q(c,n);
! 3332: nd_heu_nezgcdnpz(nd_vc,w,n,full,&t);
! 3333: for ( i = 0; i < n; i++ ) {
! 3334: divsp(nd_vc,w[i],t,&s); mulp(nd_vc,s,(P)c[i],&p[i]);
! 3335: }
! 3336: }
1.146 noro 3337: }
3338:
3339: void removecont_array_q(Q *c,int n)
1.21 noro 3340: {
1.157 ! noro 3341: struct oVECT v;
! 3342: Q d0,d1,a,u,u1,gcd;
! 3343: int i,j;
! 3344: N qn,rn,gn;
! 3345: Q *q,*r;
! 3346:
! 3347: q = (Q *)ALLOCA(n*sizeof(Q));
! 3348: r = (Q *)ALLOCA(n*sizeof(Q));
! 3349: v.id = O_VECT; v.len = n; v.body = (pointer *)c;
! 3350: igcdv_estimate(&v,&d0);
! 3351: for ( i = 0; i < n; i++ ) {
! 3352: divn(NM(c[i]),NM(d0),&qn,&rn);
! 3353: NTOQ(qn,SGN(c[i])*SGN(d0),q[i]);
! 3354: NTOQ(rn,SGN(c[i]),r[i]);
! 3355: }
! 3356: for ( i = 0; i < n; i++ ) if ( r[i] ) break;
! 3357: if ( i < n ) {
! 3358: v.id = O_VECT; v.len = n; v.body = (pointer *)r;
! 3359: igcdv(&v,&d1);
! 3360: gcdn(NM(d0),NM(d1),&gn); NTOQ(gn,1,gcd);
! 3361: divsn(NM(d0),gn,&qn); NTOQ(qn,1,a);
! 3362: for ( i = 0; i < n; i++ ) {
! 3363: mulq(a,q[i],&u);
! 3364: if ( r[i] ) {
! 3365: divsn(NM(r[i]),gn,&qn); NTOQ(qn,SGN(r[i]),u1);
! 3366: addq(u,u1,&q[i]);
! 3367: } else
! 3368: q[i] = u;
! 3369: }
! 3370: }
! 3371: for ( i = 0; i < n; i++ ) c[i] = q[i];
1.16 noro 3372: }
3373:
1.19 noro 3374: void nd_mul_c(int mod,ND p,int mul)
1.1 noro 3375: {
1.157 ! noro 3376: NM m;
! 3377: int c,c1;
1.1 noro 3378:
1.157 ! noro 3379: if ( !p ) return;
! 3380: if ( mul == 1 ) return;
! 3381: if ( mod == -1 )
! 3382: for ( m = BDY(p); m; m = NEXT(m) )
! 3383: CM(m) = _mulsf(CM(m),mul);
! 3384: else
! 3385: for ( m = BDY(p); m; m = NEXT(m) ) {
! 3386: c1 = CM(m); DMAR(c1,mul,0,mod,c); CM(m) = c;
! 3387: }
1.1 noro 3388: }
3389:
1.146 noro 3390: void nd_mul_c_q(ND p,P mul)
1.16 noro 3391: {
1.157 ! noro 3392: NM m;
! 3393: P c;
1.16 noro 3394:
1.157 ! noro 3395: if ( !p ) return;
! 3396: if ( UNIQ(mul) ) return;
! 3397: for ( m = BDY(p); m; m = NEXT(m) ) {
! 3398: mulp(nd_vc,CP(m),mul,&c); CP(m) = c;
! 3399: }
1.16 noro 3400: }
3401:
1.61 noro 3402: void nd_mul_c_p(VL vl,ND p,P mul)
3403: {
1.157 ! noro 3404: NM m;
! 3405: P c;
1.61 noro 3406:
1.157 ! noro 3407: if ( !p ) return;
! 3408: for ( m = BDY(p); m; m = NEXT(m) ) {
! 3409: mulp(vl,CP(m),mul,&c); CP(m) = c;
! 3410: }
1.61 noro 3411: }
3412:
1.1 noro 3413: void nd_free(ND p)
3414: {
1.157 ! noro 3415: NM t,s;
1.1 noro 3416:
1.157 ! noro 3417: if ( !p ) return;
! 3418: t = BDY(p);
! 3419: while ( t ) {
! 3420: s = NEXT(t);
! 3421: FREENM(t);
! 3422: t = s;
! 3423: }
! 3424: FREEND(p);
1.1 noro 3425: }
3426:
1.23 noro 3427: void ndv_free(NDV p)
3428: {
1.157 ! noro 3429: GC_free(BDY(p));
1.23 noro 3430: }
3431:
1.61 noro 3432: void nd_append_red(UINT *d,int i)
1.1 noro 3433: {
1.157 ! noro 3434: RHist m,m0;
! 3435: int h;
1.1 noro 3436:
1.157 ! noro 3437: NEWRHist(m);
! 3438: h = ndl_hash_value(d);
! 3439: m->index = i;
! 3440: ndl_copy(d,DL(m));
! 3441: NEXT(m) = nd_red[h];
! 3442: nd_red[h] = m;
1.1 noro 3443: }
3444:
1.61 noro 3445: UINT *ndv_compute_bound(NDV p)
1.1 noro 3446: {
1.157 ! noro 3447: UINT *d1,*d2,*t;
! 3448: UINT u;
! 3449: int i,j,k,l,len,ind;
! 3450: NMV m;
! 3451:
! 3452: if ( !p )
! 3453: return 0;
! 3454: d1 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
! 3455: d2 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
! 3456: len = LEN(p);
! 3457: m = BDY(p); ndl_copy(DL(m),d1); NMV_ADV(m);
! 3458: for ( i = 1; i < len; i++, NMV_ADV(m) ) {
! 3459: ndl_lcm_nocheck(DL(m),d1,d2);
! 3460: t = d1; d1 = d2; d2 = t;
! 3461: }
! 3462: l = nd_nvar+31;
! 3463: t = (UINT *)MALLOC_ATOMIC(l*sizeof(UINT));
! 3464: for ( i = nd_exporigin, ind = 0; i < nd_wpd; i++ ) {
! 3465: u = d1[i];
! 3466: k = (nd_epw-1)*nd_bpe;
! 3467: for ( j = 0; j < nd_epw; j++, k -= nd_bpe, ind++ )
! 3468: t[ind] = (u>>k)&nd_mask0;
! 3469: }
! 3470: for ( ; ind < l; ind++ ) t[ind] = 0;
! 3471: return t;
1.1 noro 3472: }
3473:
1.99 noro 3474: UINT *nd_compute_bound(ND p)
3475: {
1.157 ! noro 3476: UINT *d1,*d2,*t;
! 3477: UINT u;
! 3478: int i,j,k,l,len,ind;
! 3479: NM m;
! 3480:
! 3481: if ( !p )
! 3482: return 0;
! 3483: d1 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
! 3484: d2 = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
! 3485: len = LEN(p);
! 3486: m = BDY(p); ndl_copy(DL(m),d1); m = NEXT(m);
! 3487: for ( m = NEXT(m); m; m = NEXT(m) ) {
! 3488: ndl_lcm(DL(m),d1,d2);
! 3489: t = d1; d1 = d2; d2 = t;
! 3490: }
! 3491: l = nd_nvar+31;
! 3492: t = (UINT *)MALLOC_ATOMIC(l*sizeof(UINT));
! 3493: for ( i = nd_exporigin, ind = 0; i < nd_wpd; i++ ) {
! 3494: u = d1[i];
! 3495: k = (nd_epw-1)*nd_bpe;
! 3496: for ( j = 0; j < nd_epw; j++, k -= nd_bpe, ind++ )
! 3497: t[ind] = (u>>k)&nd_mask0;
! 3498: }
! 3499: for ( ; ind < l; ind++ ) t[ind] = 0;
! 3500: return t;
1.99 noro 3501: }
3502:
1.157 ! noro 3503: /* if nd_module == 1 then d[nd_exporigin-1] indicates the position */
! 3504: /* of a term. In this case we need additional 1 word. */
! 3505:
1.48 noro 3506: int nd_get_exporigin(struct order_spec *ord)
3507: {
1.157 ! noro 3508: switch ( ord->id ) {
! 3509: case 0: case 2: case 256: case 258:
! 3510: return 1+nd_module;
! 3511: case 1: case 257:
! 3512: /* block order */
! 3513: /* poly ring d[0]:weight d[1]:w0,...,d[nd_exporigin-1]:w(n-1) */
! 3514: /* module d[0]:weight d[1]:w0,...,d[nd_exporigin-2]:w(n-1) */
! 3515: return ord->ord.block.length+1+nd_module;
! 3516: case 3: case 259:
! 3517: error("nd_get_exporigin : composite order is not supported yet.");
! 3518: }
1.48 noro 3519: }
3520:
1.61 noro 3521: void nd_setup_parameters(int nvar,int max) {
1.157 ! noro 3522: int i,j,n,elen,ord_o,ord_l,l,s,wpd;
! 3523: struct order_pair *op;
1.48 noro 3524:
1.157 ! noro 3525: nd_nvar = nvar;
! 3526: if ( max ) {
! 3527: /* XXX */
! 3528: if ( do_weyl ) nd_bpe = 32;
! 3529: else if ( max < 2 ) nd_bpe = 1;
! 3530: else if ( max < 4 ) nd_bpe = 2;
! 3531: else if ( max < 8 ) nd_bpe = 3;
! 3532: else if ( max < 16 ) nd_bpe = 4;
! 3533: else if ( max < 32 ) nd_bpe = 5;
! 3534: else if ( max < 64 ) nd_bpe = 6;
! 3535: else if ( max < 256 ) nd_bpe = 8;
! 3536: else if ( max < 1024 ) nd_bpe = 10;
! 3537: else if ( max < 65536 ) nd_bpe = 16;
! 3538: else nd_bpe = 32;
! 3539: }
! 3540: nd_epw = (sizeof(UINT)*8)/nd_bpe;
! 3541: elen = nd_nvar/nd_epw+(nd_nvar%nd_epw?1:0);
! 3542: nd_exporigin = nd_get_exporigin(nd_ord);
! 3543: wpd = nd_exporigin+elen;
! 3544: if ( nd_module )
! 3545: nd_mpos = nd_exporigin-1;
! 3546: else
! 3547: nd_mpos = -1;
! 3548: if ( wpd != nd_wpd ) {
! 3549: nd_free_private_storage();
! 3550: nd_wpd = wpd;
! 3551: }
! 3552: if ( nd_bpe < 32 ) {
! 3553: nd_mask0 = (1<<nd_bpe)-1;
! 3554: } else {
! 3555: nd_mask0 = 0xffffffff;
! 3556: }
! 3557: bzero(nd_mask,sizeof(nd_mask));
! 3558: nd_mask1 = 0;
! 3559: for ( i = 0; i < nd_epw; i++ ) {
! 3560: nd_mask[nd_epw-i-1] = (nd_mask0<<(i*nd_bpe));
! 3561: nd_mask1 |= (1<<(nd_bpe-1))<<(i*nd_bpe);
! 3562: }
! 3563: nmv_adv = ROUND_FOR_ALIGN(sizeof(struct oNMV)+(nd_wpd-1)*sizeof(UINT));
! 3564: nd_epos = nd_create_epos(nd_ord);
! 3565: nd_blockmask = nd_create_blockmask(nd_ord);
! 3566: nd_work_vector = (int *)REALLOC(nd_work_vector,nd_nvar*sizeof(int));
1.1 noro 3567: }
3568:
1.103 noro 3569: ND_pairs nd_reconstruct(int trace,ND_pairs d)
1.1 noro 3570: {
1.157 ! noro 3571: int i,obpe,oadv,h;
! 3572: static NM prev_nm_free_list;
! 3573: static ND_pairs prev_ndp_free_list;
! 3574: RHist mr0,mr;
! 3575: RHist r;
! 3576: RHist *old_red;
! 3577: ND_pairs s0,s,t;
! 3578: EPOS oepos;
! 3579:
! 3580: obpe = nd_bpe;
! 3581: oadv = nmv_adv;
! 3582: oepos = nd_epos;
! 3583: if ( obpe < 2 ) nd_bpe = 2;
! 3584: else if ( obpe < 3 ) nd_bpe = 3;
! 3585: else if ( obpe < 4 ) nd_bpe = 4;
! 3586: else if ( obpe < 5 ) nd_bpe = 5;
! 3587: else if ( obpe < 6 ) nd_bpe = 6;
! 3588: else if ( obpe < 8 ) nd_bpe = 8;
! 3589: else if ( obpe < 10 ) nd_bpe = 10;
! 3590: else if ( obpe < 16 ) nd_bpe = 16;
! 3591: else if ( obpe < 32 ) nd_bpe = 32;
! 3592: else error("nd_reconstruct : exponent too large");
! 3593:
! 3594: nd_setup_parameters(nd_nvar,0);
! 3595: prev_nm_free_list = _nm_free_list;
! 3596: prev_ndp_free_list = _ndp_free_list;
! 3597: _nm_free_list = 0;
! 3598: _ndp_free_list = 0;
! 3599: for ( i = nd_psn-1; i >= 0; i-- ) ndv_realloc(nd_ps[i],obpe,oadv,oepos);
! 3600: if ( trace )
! 3601: for ( i = nd_psn-1; i >= 0; i-- )
! 3602: ndv_realloc(nd_ps_trace[i],obpe,oadv,oepos);
! 3603: s0 = 0;
! 3604: for ( t = d; t; t = NEXT(t) ) {
! 3605: NEXTND_pairs(s0,s);
! 3606: s->i1 = t->i1;
! 3607: s->i2 = t->i2;
! 3608: SG(s) = SG(t);
! 3609: ndl_reconstruct(LCM(t),LCM(s),obpe,oepos);
! 3610: }
! 3611:
! 3612: old_red = (RHist *)ALLOCA(REDTAB_LEN*sizeof(RHist));
! 3613: for ( i = 0; i < REDTAB_LEN; i++ ) {
! 3614: old_red[i] = nd_red[i];
! 3615: nd_red[i] = 0;
! 3616: }
! 3617: for ( i = 0; i < REDTAB_LEN; i++ )
! 3618: for ( r = old_red[i]; r; r = NEXT(r) ) {
! 3619: NEWRHist(mr);
! 3620: mr->index = r->index;
! 3621: SG(mr) = SG(r);
! 3622: ndl_reconstruct(DL(r),DL(mr),obpe,oepos);
! 3623: h = ndl_hash_value(DL(mr));
! 3624: NEXT(mr) = nd_red[h];
! 3625: nd_red[h] = mr;
! 3626: }
! 3627: for ( i = 0; i < REDTAB_LEN; i++ ) old_red[i] = 0;
! 3628: old_red = 0;
! 3629: for ( i = 0; i < nd_psn; i++ ) {
! 3630: NEWRHist(r); SG(r) = SG(nd_psh[i]);
! 3631: ndl_reconstruct(DL(nd_psh[i]),DL(r),obpe,oepos);
! 3632: nd_psh[i] = r;
! 3633: }
! 3634: if ( s0 ) NEXT(s) = 0;
! 3635: prev_nm_free_list = 0;
! 3636: prev_ndp_free_list = 0;
1.71 noro 3637: #if 0
1.157 ! noro 3638: GC_gcollect();
1.71 noro 3639: #endif
1.157 ! noro 3640: return s0;
1.1 noro 3641: }
3642:
1.61 noro 3643: void ndl_reconstruct(UINT *d,UINT *r,int obpe,EPOS oepos)
1.1 noro 3644: {
1.157 ! noro 3645: int n,i,ei,oepw,omask0,j,s,ord_l,l;
! 3646: struct order_pair *op;
1.1 noro 3647:
1.157 ! noro 3648: n = nd_nvar;
! 3649: oepw = (sizeof(UINT)*8)/obpe;
! 3650: omask0 = (1<<obpe)-1;
! 3651: TD(r) = TD(d);
! 3652: for ( i = nd_exporigin; i < nd_wpd; i++ ) r[i] = 0;
! 3653: if ( nd_blockmask ) {
! 3654: l = nd_blockmask->n;
! 3655: op = nd_blockmask->order_pair;
! 3656: for ( i = 1; i < nd_exporigin; i++ )
! 3657: r[i] = d[i];
! 3658: for ( j = 0, s = 0; j < l; j++ ) {
! 3659: ord_l = op[j].length;
! 3660: for ( i = 0; i < ord_l; i++, s++ ) {
! 3661: ei = GET_EXP_OLD(d,s);
! 3662: PUT_EXP(r,s,ei);
! 3663: }
! 3664: }
! 3665: } else {
! 3666: for ( i = 0; i < n; i++ ) {
! 3667: ei = GET_EXP_OLD(d,i);
! 3668: PUT_EXP(r,i,ei);
! 3669: }
! 3670: }
! 3671: if ( nd_module ) MPOS(r) = MPOS(d);
1.1 noro 3672: }
1.3 noro 3673:
1.6 noro 3674: ND nd_copy(ND p)
3675: {
1.157 ! noro 3676: NM m,mr,mr0;
! 3677: int c,n;
! 3678: ND r;
! 3679:
! 3680: if ( !p )
! 3681: return 0;
! 3682: else {
! 3683: for ( mr0 = 0, m = BDY(p); m; m = NEXT(m) ) {
! 3684: NEXTNM(mr0,mr);
! 3685: CM(mr) = CM(m);
! 3686: ndl_copy(DL(m),DL(mr));
! 3687: }
! 3688: NEXT(mr) = 0;
! 3689: MKND(NV(p),mr0,LEN(p),r);
! 3690: SG(r) = SG(p);
! 3691: return r;
! 3692: }
1.6 noro 3693: }
3694:
1.53 noro 3695: int nd_sp(int mod,int trace,ND_pairs p,ND *rp)
1.11 noro 3696: {
1.157 ! noro 3697: NM m1,m2;
! 3698: NDV p1,p2;
! 3699: ND t1,t2;
! 3700: UINT *lcm;
! 3701: P gp,tp;
! 3702: Q g,t;
! 3703: int td;
! 3704:
! 3705: if ( !mod && nd_demand ) {
! 3706: p1 = ndv_load(p->i1); p2 = ndv_load(p->i2);
! 3707: } else {
! 3708: if ( trace ) {
! 3709: p1 = nd_ps_trace[p->i1]; p2 = nd_ps_trace[p->i2];
! 3710: } else {
! 3711: p1 = nd_ps[p->i1]; p2 = nd_ps[p->i2];
! 3712: }
! 3713: }
! 3714: lcm = LCM(p);
! 3715: NEWNM(m1); ndl_sub(lcm,HDL(p1),DL(m1));
! 3716: if ( ndl_check_bound2(p->i1,DL(m1)) ) {
! 3717: FREENM(m1); return 0;
! 3718: }
! 3719: NEWNM(m2); ndl_sub(lcm,HDL(p2),DL(m2));
! 3720: if ( ndl_check_bound2(p->i2,DL(m2)) ) {
! 3721: FREENM(m1); FREENM(m2); return 0;
! 3722: }
! 3723:
! 3724: if ( mod == -1 ) {
! 3725: CM(m1) = HCM(p2); CM(m2) = _chsgnsf(HCM(p1));
! 3726: } else if ( mod ) {
! 3727: CM(m1) = HCM(p2); CM(m2) = mod-HCM(p1);
! 3728: } else if ( nd_vc ) {
! 3729: ezgcdpz(nd_vc,HCP(p1),HCP(p2),&gp);
! 3730: divsp(nd_vc,HCP(p2),gp,&CP(m1));
! 3731: divsp(nd_vc,HCP(p1),gp,&tp); chsgnp(tp,&CP(m2));
! 3732: } else {
! 3733: igcd_cofactor(HCQ(p1),HCQ(p2),&g,&t,&CQ(m1)); chsgnq(t,&CQ(m2));
! 3734: }
! 3735: t1 = ndv_mul_nm(mod,m1,p1); t2 = ndv_mul_nm(mod,m2,p2);
! 3736: *rp = nd_add(mod,t1,t2);
! 3737: FREENM(m1); FREENM(m2);
! 3738: return 1;
1.11 noro 3739: }
3740:
1.19 noro 3741: void ndv_mul_c(int mod,NDV p,int mul)
1.11 noro 3742: {
1.157 ! noro 3743: NMV m;
! 3744: int c,c1,len,i;
1.11 noro 3745:
1.157 ! noro 3746: if ( !p ) return;
! 3747: len = LEN(p);
! 3748: if ( mod == -1 )
! 3749: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) )
! 3750: CM(m) = _mulsf(CM(m),mul);
! 3751: else
! 3752: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
! 3753: c1 = CM(m); DMAR(c1,mul,0,mod,c); CM(m) = c;
! 3754: }
1.11 noro 3755: }
3756:
1.113 noro 3757: void ndv_mul_c_q(NDV p,Q mul)
1.16 noro 3758: {
1.157 ! noro 3759: NMV m;
! 3760: Q c;
! 3761: int len,i;
! 3762:
! 3763: if ( !p ) return;
! 3764: len = LEN(p);
! 3765: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
! 3766: mulq(CQ(m),mul,&c); CQ(m) = c;
! 3767: }
1.16 noro 3768: }
3769:
1.55 noro 3770: ND weyl_ndv_mul_nm(int mod,NM m0,NDV p) {
1.157 ! noro 3771: int n2,i,j,l,n,tlen;
! 3772: UINT *d0;
! 3773: NM *tab,*psum;
! 3774: ND s,r;
! 3775: NM t;
! 3776: NMV m1;
! 3777:
! 3778: if ( !p ) return 0;
! 3779: n = NV(p); n2 = n>>1;
! 3780: d0 = DL(m0);
! 3781: l = LEN(p);
! 3782: for ( i = 0, tlen = 1; i < n2; i++ ) tlen *= (GET_EXP(d0,n2+i)+1);
! 3783: tab = (NM *)ALLOCA(tlen*sizeof(NM));
! 3784: psum = (NM *)ALLOCA(tlen*sizeof(NM));
! 3785: for ( i = 0; i < tlen; i++ ) psum[i] = 0;
! 3786: m1 = (NMV)(((char *)BDY(p))+nmv_adv*(l-1));
! 3787: for ( i = l-1; i >= 0; i--, NMV_PREV(m1) ) {
! 3788: /* m0(NM) * m1(NMV) => tab(NM) */
! 3789: weyl_mul_nm_nmv(n,mod,m0,m1,tab,tlen);
! 3790: for ( j = 0; j < tlen; j++ ) {
! 3791: if ( tab[j] ) {
! 3792: NEXT(tab[j]) = psum[j]; psum[j] = tab[j];
! 3793: }
! 3794: }
! 3795: }
! 3796: for ( i = tlen-1, r = 0; i >= 0; i-- )
! 3797: if ( psum[i] ) {
! 3798: for ( j = 0, t = psum[i]; t; t = NEXT(t), j++ );
! 3799: MKND(n,psum[i],j,s);
! 3800: r = nd_add(mod,r,s);
! 3801: }
! 3802: if ( r ) SG(r) = SG(p)+TD(d0);
! 3803: return r;
1.55 noro 3804: }
3805:
1.56 noro 3806: /* product of monomials */
3807: /* XXX block order is not handled correctly */
3808:
1.55 noro 3809: void weyl_mul_nm_nmv(int n,int mod,NM m0,NMV m1,NM *tab,int tlen)
3810: {
1.157 ! noro 3811: int i,n2,j,s,curlen,homo,h,a,b,k,l,u,min;
! 3812: UINT *d0,*d1,*d,*dt,*ctab;
! 3813: Q *ctab_q;
! 3814: Q q,q1;
! 3815: UINT c0,c1,c;
! 3816: NM *p;
! 3817: NM m,t;
! 3818: int mpos;
! 3819:
! 3820: for ( i = 0; i < tlen; i++ ) tab[i] = 0;
! 3821: if ( !m0 || !m1 ) return;
! 3822: d0 = DL(m0); d1 = DL(m1); n2 = n>>1;
! 3823: NEWNM(m); d = DL(m);
! 3824: if ( mod ) {
! 3825: c0 = CM(m0); c1 = CM(m1); DMAR(c0,c1,0,mod,c); CM(m) = c;
! 3826: } else
! 3827: mulq(CQ(m0),CQ(m1),&CQ(m));
! 3828: for ( i = 0; i < nd_wpd; i++ ) d[i] = 0;
! 3829: homo = n&1 ? 1 : 0;
! 3830: if ( homo ) {
! 3831: /* offset of h-degree */
! 3832: h = GET_EXP(d0,n-1)+GET_EXP(d1,n-1);
! 3833: PUT_EXP(DL(m),n-1,h);
! 3834: TD(DL(m)) = h;
! 3835: if ( nd_blockmask ) ndl_weight_mask(DL(m));
! 3836: }
! 3837: if ( nd_module ) {
! 3838: mpos = MPOS(d1);
! 3839: if ( MPOS(d0) ) error("weyl_mul_nm_nmv : invalid operation");
! 3840: }
! 3841: tab[0] = m;
! 3842: NEWNM(m); d = DL(m);
! 3843: for ( i = 0, curlen = 1; i < n2; i++ ) {
! 3844: a = GET_EXP(d0,i); b = GET_EXP(d1,n2+i);
! 3845: k = GET_EXP(d0,n2+i); l = GET_EXP(d1,i);
! 3846: /* xi^a*(Di^k*xi^l)*Di^b */
! 3847: a += l; b += k;
! 3848: s = MUL_WEIGHT(a,i)+MUL_WEIGHT(b,n2+i);
! 3849: if ( !k || !l ) {
! 3850: for ( j = 0; j < curlen; j++ )
! 3851: if ( t = tab[j] ) {
! 3852: dt = DL(t);
! 3853: PUT_EXP(dt,i,a); PUT_EXP(dt,n2+i,b); TD(dt) += s;
! 3854: if ( nd_blockmask ) ndl_weight_mask(dt);
! 3855: }
! 3856: curlen *= k+1;
! 3857: continue;
! 3858: }
! 3859: min = MIN(k,l);
! 3860: if ( mod ) {
! 3861: ctab = (UINT *)ALLOCA((min+1)*sizeof(UINT));
! 3862: mkwcm(k,l,mod,ctab);
! 3863: } else {
! 3864: ctab_q = (Q *)ALLOCA((min+1)*sizeof(Q));
! 3865: mkwc(k,l,ctab_q);
! 3866: }
! 3867: for ( j = min; j >= 0; j-- ) {
! 3868: for ( u = 0; u < nd_wpd; u++ ) d[u] = 0;
! 3869: PUT_EXP(d,i,a-j); PUT_EXP(d,n2+i,b-j);
! 3870: h = MUL_WEIGHT(a-j,i)+MUL_WEIGHT(b-j,n2+i);
! 3871: if ( homo ) {
! 3872: TD(d) = s;
! 3873: PUT_EXP(d,n-1,s-h);
! 3874: } else TD(d) = h;
! 3875: if ( nd_blockmask ) ndl_weight_mask(d);
! 3876: if ( nd_module ) MPOS(d) = mpos;
! 3877: if ( mod ) c = ctab[j];
! 3878: else q = ctab_q[j];
! 3879: p = tab+curlen*j;
! 3880: if ( j == 0 ) {
! 3881: for ( u = 0; u < curlen; u++, p++ ) {
! 3882: if ( tab[u] ) {
! 3883: ndl_addto(DL(tab[u]),d);
! 3884: if ( mod ) {
! 3885: c0 = CM(tab[u]); DMAR(c0,c,0,mod,c1); CM(tab[u]) = c1;
! 3886: } else {
! 3887: mulq(CQ(tab[u]),q,&q1); CQ(tab[u]) = q1;
! 3888: }
! 3889: }
! 3890: }
! 3891: } else {
! 3892: for ( u = 0; u < curlen; u++, p++ ) {
! 3893: if ( tab[u] ) {
! 3894: NEWNM(t);
! 3895: ndl_add(DL(tab[u]),d,DL(t));
! 3896: if ( mod ) {
! 3897: c0 = CM(tab[u]); DMAR(c0,c,0,mod,c1); CM(t) = c1;
! 3898: } else
! 3899: mulq(CQ(tab[u]),q,&CQ(t));
! 3900: *p = t;
! 3901: }
! 3902: }
! 3903: }
! 3904: }
! 3905: curlen *= k+1;
! 3906: }
! 3907: FREENM(m);
1.55 noro 3908: }
3909:
1.63 noro 3910: ND ndv_mul_nm_symbolic(NM m0,NDV p)
3911: {
1.157 ! noro 3912: NM mr,mr0;
! 3913: NMV m;
! 3914: UINT *d,*dt,*dm;
! 3915: int c,n,td,i,c1,c2,len;
! 3916: Q q;
! 3917: ND r;
! 3918:
! 3919: if ( !p ) return 0;
! 3920: else {
! 3921: n = NV(p); m = BDY(p);
! 3922: d = DL(m0);
! 3923: len = LEN(p);
! 3924: mr0 = 0;
! 3925: td = TD(d);
! 3926: c = CM(m0);
! 3927: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
! 3928: NEXTNM(mr0,mr);
! 3929: CM(mr) = 1;
! 3930: ndl_add(DL(m),d,DL(mr));
! 3931: }
! 3932: NEXT(mr) = 0;
! 3933: MKND(NV(p),mr0,len,r);
! 3934: SG(r) = SG(p) + TD(d);
! 3935: return r;
! 3936: }
1.63 noro 3937: }
3938:
1.55 noro 3939: ND ndv_mul_nm(int mod,NM m0,NDV p)
1.9 noro 3940: {
1.157 ! noro 3941: NM mr,mr0;
! 3942: NMV m;
! 3943: UINT *d,*dt,*dm;
! 3944: int c,n,td,i,c1,c2,len;
! 3945: P q;
! 3946: ND r;
! 3947:
! 3948: if ( !p ) return 0;
! 3949: else if ( do_weyl )
! 3950: if ( mod == -1 )
! 3951: error("ndv_mul_nm : not implemented (weyl)");
! 3952: else
! 3953: return weyl_ndv_mul_nm(mod,m0,p);
! 3954: else {
! 3955: n = NV(p); m = BDY(p);
! 3956: d = DL(m0);
! 3957: len = LEN(p);
! 3958: mr0 = 0;
! 3959: td = TD(d);
! 3960: if ( mod == -1 ) {
! 3961: c = CM(m0);
! 3962: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
! 3963: NEXTNM(mr0,mr);
! 3964: CM(mr) = _mulsf(CM(m),c);
! 3965: ndl_add(DL(m),d,DL(mr));
! 3966: }
! 3967: } else if ( mod ) {
! 3968: c = CM(m0);
! 3969: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
! 3970: NEXTNM(mr0,mr);
! 3971: c1 = CM(m);
! 3972: DMAR(c1,c,0,mod,c2);
! 3973: CM(mr) = c2;
! 3974: ndl_add(DL(m),d,DL(mr));
! 3975: }
! 3976: } else {
! 3977: q = CP(m0);
! 3978: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
! 3979: NEXTNM(mr0,mr);
! 3980: mulp(nd_vc,CP(m),q,&CP(mr));
! 3981: ndl_add(DL(m),d,DL(mr));
! 3982: }
! 3983: }
! 3984: NEXT(mr) = 0;
! 3985: MKND(NV(p),mr0,len,r);
! 3986: SG(r) = SG(p) + TD(d);
! 3987: return r;
! 3988: }
1.4 noro 3989: }
3990:
1.104 noro 3991: ND nd_quo(int mod,PGeoBucket bucket,NDV d)
1.99 noro 3992: {
1.157 ! noro 3993: NM mq0,mq;
! 3994: NMV tm;
! 3995: Q q;
! 3996: int i,nv,sg,c,c1,c2,hindex;
! 3997: ND p,t,r;
! 3998: N tnm;
! 3999:
! 4000: if ( bucket->m < 0 ) return 0;
! 4001: else {
! 4002: nv = NV(d);
! 4003: mq0 = 0;
! 4004: tm = (NMV)ALLOCA(nmv_adv);
! 4005: while ( 1 ) {
! 4006: hindex = mod?head_pbucket(mod,bucket):head_pbucket_q(bucket);
! 4007: if ( hindex < 0 ) break;
! 4008: p = bucket->body[hindex];
! 4009: NEXTNM(mq0,mq);
! 4010: ndl_sub(HDL(p),HDL(d),DL(mq));
! 4011: ndl_copy(DL(mq),DL(tm));
! 4012: if ( mod ) {
! 4013: c1 = invm(HCM(d),mod); c2 = HCM(p);
! 4014: DMAR(c1,c2,0,mod,c); CM(mq) = c;
! 4015: CM(tm) = mod-c;
! 4016: } else {
! 4017: divsn(NM(HCQ(p)),NM(HCQ(d)),&tnm);
! 4018: NTOQ(tnm,SGN(HCQ(p))*SGN(HCQ(d)),CQ(mq));
! 4019: chsgnq(CQ(mq),&CQ(tm));
! 4020: }
! 4021: t = ndv_mul_nmv_trunc(mod,tm,d,HDL(d));
! 4022: bucket->body[hindex] = nd_remove_head(p);
! 4023: t = nd_remove_head(t);
! 4024: add_pbucket(mod,bucket,t);
! 4025: }
! 4026: if ( !mq0 )
! 4027: r = 0;
! 4028: else {
! 4029: NEXT(mq) = 0;
! 4030: for ( i = 0, mq = mq0; mq; mq = NEXT(mq), i++ );
! 4031: MKND(nv,mq0,i,r);
! 4032: /* XXX */
! 4033: SG(r) = HTD(r);
! 4034: }
! 4035: return r;
! 4036: }
1.99 noro 4037: }
4038:
1.43 noro 4039: void ndv_realloc(NDV p,int obpe,int oadv,EPOS oepos)
1.11 noro 4040: {
1.157 ! noro 4041: NMV m,mr,mr0,t;
! 4042: int len,i,k;
1.11 noro 4043:
1.157 ! noro 4044: if ( !p ) return;
! 4045: m = BDY(p); len = LEN(p);
! 4046: mr0 = nmv_adv>oadv?(NMV)REALLOC(BDY(p),len*nmv_adv):BDY(p);
! 4047: m = (NMV)((char *)mr0+(len-1)*oadv);
! 4048: mr = (NMV)((char *)mr0+(len-1)*nmv_adv);
! 4049: t = (NMV)ALLOCA(nmv_adv);
! 4050: for ( i = 0; i < len; i++, NMV_OPREV(m), NMV_PREV(mr) ) {
! 4051: CQ(t) = CQ(m);
! 4052: for ( k = 0; k < nd_wpd; k++ ) DL(t)[k] = 0;
! 4053: ndl_reconstruct(DL(m),DL(t),obpe,oepos);
! 4054: CQ(mr) = CQ(t);
! 4055: ndl_copy(DL(t),DL(mr));
! 4056: }
! 4057: BDY(p) = mr0;
1.61 noro 4058: }
4059:
4060: NDV ndv_dup_realloc(NDV p,int obpe,int oadv,EPOS oepos)
4061: {
1.157 ! noro 4062: NMV m,mr,mr0;
! 4063: int len,i;
! 4064: NDV r;
! 4065:
! 4066: if ( !p ) return 0;
! 4067: m = BDY(p); len = LEN(p);
! 4068: mr0 = mr = (NMV)MALLOC(len*nmv_adv);
! 4069: for ( i = 0; i < len; i++, NMV_OADV(m), NMV_ADV(mr) ) {
! 4070: ndl_zero(DL(mr));
! 4071: ndl_reconstruct(DL(m),DL(mr),obpe,oepos);
! 4072: CQ(mr) = CQ(m);
! 4073: }
! 4074: MKNDV(NV(p),mr0,len,r);
! 4075: SG(r) = SG(p);
! 4076: return r;
1.11 noro 4077: }
4078:
1.61 noro 4079: /* duplicate p */
4080:
4081: NDV ndv_dup(int mod,NDV p)
1.3 noro 4082: {
1.157 ! noro 4083: NDV d;
! 4084: NMV t,m,m0;
! 4085: int i,len;
! 4086:
! 4087: if ( !p ) return 0;
! 4088: len = LEN(p);
! 4089: m0 = m = (NMV)(mod?MALLOC_ATOMIC(len*nmv_adv):MALLOC(len*nmv_adv));
! 4090: for ( t = BDY(p), i = 0; i < len; i++, NMV_ADV(t), NMV_ADV(m) ) {
! 4091: ndl_copy(DL(t),DL(m));
! 4092: CQ(m) = CQ(t);
! 4093: }
! 4094: MKNDV(NV(p),m0,len,d);
! 4095: SG(d) = SG(p);
! 4096: return d;
1.23 noro 4097: }
4098:
1.63 noro 4099: ND nd_dup(ND p)
4100: {
1.157 ! noro 4101: ND d;
! 4102: NM t,m,m0;
1.63 noro 4103:
1.157 ! noro 4104: if ( !p ) return 0;
! 4105: for ( m0 = 0, t = BDY(p); t; t = NEXT(t) ) {
! 4106: NEXTNM(m0,m);
! 4107: ndl_copy(DL(t),DL(m));
! 4108: CQ(m) = CQ(t);
! 4109: }
! 4110: if ( m0 ) NEXT(m) = 0;
! 4111: MKND(NV(p),m0,LEN(p),d);
! 4112: SG(d) = SG(p);
! 4113: return d;
1.63 noro 4114: }
4115:
1.61 noro 4116: /* XXX if p->len == 0 then it represents 0 */
4117:
4118: void ndv_mod(int mod,NDV p)
4119: {
1.157 ! noro 4120: NMV t,d;
! 4121: int r,s,u;
! 4122: int i,len,dlen;
! 4123: P cp;
! 4124: Q c;
! 4125: Obj gfs;
! 4126:
! 4127: if ( !p ) return;
! 4128: len = LEN(p);
! 4129: dlen = 0;
! 4130: if ( mod == -1 )
! 4131: for ( t = d = BDY(p), i = 0; i < len; i++, NMV_ADV(t) ) {
! 4132: simp_ff((Obj)CP(t),&gfs);
! 4133: r = FTOIF(CONT((GFS)gfs));
! 4134: CM(d) = r;
! 4135: ndl_copy(DL(t),DL(d));
! 4136: NMV_ADV(d);
! 4137: dlen++;
! 4138: }
! 4139: else
! 4140: for ( t = d = BDY(p), i = 0; i < len; i++, NMV_ADV(t) ) {
! 4141: if ( nd_vc ) {
! 4142: nd_subst_vector(nd_vc,CP(t),nd_subst,&cp);
! 4143: c = (Q)cp;
! 4144: } else
! 4145: c = CQ(t);
! 4146: r = rem(NM(c),mod);
! 4147: if ( r ) {
! 4148: if ( SGN(c) < 0 )
! 4149: r = mod-r;
! 4150: if ( DN(c) ) {
! 4151: s = rem(DN(c),mod);
! 4152: if ( !s )
! 4153: error("ndv_mod : division by 0");
! 4154: s = invm(s,mod);
! 4155: DMAR(r,s,0,mod,u); r = u;
! 4156: }
! 4157: CM(d) = r;
! 4158: ndl_copy(DL(t),DL(d));
! 4159: NMV_ADV(d);
! 4160: dlen++;
! 4161: }
! 4162: }
! 4163: LEN(p) = dlen;
1.61 noro 4164: }
4165:
4166: NDV ptondv(VL vl,VL dvl,P p)
4167: {
1.157 ! noro 4168: ND nd;
! 4169:
! 4170: nd = ptond(vl,dvl,p);
! 4171: return ndtondv(0,nd);
! 4172: }
1.61 noro 4173:
1.157 ! noro 4174: void pltozpl(LIST l,Q *cont,LIST *pp)
! 4175: {
! 4176: NODE nd,nd1;
! 4177: int n;
! 4178: P *pl;
! 4179: Q *cl;
! 4180: int i;
! 4181: P dmy;
! 4182: Q dvr;
! 4183: LIST r;
! 4184:
! 4185: nd = BDY(l); n = length(nd);
! 4186: pl = (P *)ALLOCA(n*sizeof(P));
! 4187: cl = (Q *)ALLOCA(n*sizeof(P));
! 4188: for ( i = 0; i < n; i++, nd = NEXT(nd) )
! 4189: ptozp((P)BDY(nd),1,&cl[i],&dmy);
! 4190: qltozl(cl,n,&dvr);
! 4191: nd = BDY(l);
! 4192: for ( i = 0; i < n; i++, nd = NEXT(nd) ) {
! 4193: divsp(CO,(P)BDY(nd),(P)dvr,&pl[i]);
! 4194: }
! 4195: nd = 0;
! 4196: for ( i = n-1; i >= 0; i-- ) {
! 4197: MKNODE(nd1,pl[i],nd); nd = nd1;
! 4198: }
! 4199: MKLIST(r,nd);
! 4200: *pp = r;
! 4201: }
! 4202:
! 4203: /* (a1,a2,...,an) -> a1*e(1)+...+an*e(n) */
! 4204:
! 4205: NDV pltondv(VL vl,VL dvl,LIST p)
! 4206: {
! 4207: int i;
! 4208: NODE t;
! 4209: ND r,ri;
! 4210: NM m;
! 4211:
! 4212: if ( !nd_module ) error("pltond : module order must be set");
! 4213: r = 0;
! 4214: for ( i = 1, t = BDY(p); t; t = NEXT(t), i++ ) {
! 4215: ri = ptond(vl,dvl,(P)BDY(t));
! 4216: if ( ri )
! 4217: for ( m = BDY(ri); m; m = NEXT(m) )
! 4218: MPOS(DL(m)) = i;
! 4219: r = nd_add(0,r,ri);
! 4220: }
! 4221: return ndtondv(0,r);
1.61 noro 4222: }
4223:
4224: ND ptond(VL vl,VL dvl,P p)
1.23 noro 4225: {
1.157 ! noro 4226: int n,i,j,k,e;
! 4227: VL tvl;
! 4228: V v;
! 4229: DCP dc;
! 4230: DCP *w;
! 4231: ND r,s,t,u;
! 4232: P x;
! 4233: int c;
! 4234: UINT *d;
! 4235: NM m,m0;
! 4236:
! 4237: if ( !p )
! 4238: return 0;
! 4239: else if ( NUM(p) ) {
! 4240: NEWNM(m);
! 4241: ndl_zero(DL(m));
! 4242: CQ(m) = (Q)p;
! 4243: NEXT(m) = 0;
! 4244: MKND(nd_nvar,m,1,r);
! 4245: SG(r) = 0;
! 4246: return r;
! 4247: } else {
! 4248: for ( dc = DC(p), k = 0; dc; dc = NEXT(dc), k++ );
! 4249: w = (DCP *)ALLOCA(k*sizeof(DCP));
! 4250: for ( dc = DC(p), j = 0; j < k; dc = NEXT(dc), j++ ) w[j] = dc;
! 4251: for ( i = 0, tvl = dvl, v = VR(p);
! 4252: tvl && tvl->v != v; tvl = NEXT(tvl), i++ );
! 4253: if ( !tvl ) {
! 4254: for ( j = k-1, s = 0, MKV(v,x); j >= 0; j-- ) {
! 4255: t = ptond(vl,dvl,COEF(w[j]));
! 4256: pwrp(vl,x,DEG(w[j]),&p);
! 4257: nd_mul_c_p(CO,t,p); s = nd_add(0,s,t);
! 4258: }
! 4259: return s;
! 4260: } else {
! 4261: NEWNM(m0); d = DL(m0);
! 4262: for ( j = k-1, s = 0; j >= 0; j-- ) {
! 4263: ndl_zero(d); e = QTOS(DEG(w[j])); PUT_EXP(d,i,e);
! 4264: TD(d) = MUL_WEIGHT(e,i);
! 4265: if ( nd_blockmask) ndl_weight_mask(d);
! 4266: if ( nd_module ) MPOS(d) = 0;
! 4267: t = ptond(vl,dvl,COEF(w[j]));
! 4268: for ( m = BDY(t); m; m = NEXT(m) )
! 4269: ndl_addto(DL(m),d);
! 4270: SG(t) += TD(d);
! 4271: s = nd_add(0,s,t);
! 4272: }
! 4273: FREENM(m0);
! 4274: return s;
! 4275: }
! 4276: }
1.61 noro 4277: }
4278:
4279: P ndvtop(int mod,VL vl,VL dvl,NDV p)
4280: {
1.157 ! noro 4281: VL tvl;
! 4282: int len,n,j,i,e;
! 4283: NMV m;
! 4284: Q q;
! 4285: P c;
! 4286: UINT *d;
! 4287: P s,r,u,t,w;
! 4288: GFS gfs;
! 4289:
! 4290: if ( !p ) return 0;
! 4291: else {
! 4292: len = LEN(p);
! 4293: n = NV(p);
! 4294: m = (NMV)(((char *)BDY(p))+nmv_adv*(len-1));
! 4295: for ( j = len-1, s = 0; j >= 0; j--, NMV_PREV(m) ) {
! 4296: if ( mod == -1 ) {
! 4297: e = IFTOF(CM(m)); MKGFS(e,gfs); c = (P)gfs;
! 4298: } else if ( mod ) {
! 4299: STOQ(CM(m),q); c = (P)q;
! 4300: } else
! 4301: c = CP(m);
! 4302: d = DL(m);
! 4303: for ( i = 0, t = c, tvl = dvl; i < n; tvl = NEXT(tvl), i++ ) {
! 4304: MKV(tvl->v,r); e = GET_EXP(d,i); STOQ(e,q);
! 4305: pwrp(vl,r,q,&u); mulp(vl,t,u,&w); t = w;
! 4306: }
! 4307: addp(vl,s,t,&u); s = u;
! 4308: }
! 4309: return s;
! 4310: }
! 4311: }
! 4312:
! 4313: LIST ndvtopl(int mod,VL vl,VL dvl,NDV p,int rank)
! 4314: {
! 4315: VL tvl;
! 4316: int len,n,j,i,e;
! 4317: NMV m;
! 4318: Q q;
! 4319: P c;
! 4320: UINT *d;
! 4321: P s,r,u,t,w;
! 4322: GFS gfs;
! 4323: P *a;
! 4324: LIST l;
! 4325: NODE nd,nd1;
! 4326:
! 4327: if ( !p ) return 0;
! 4328: else {
! 4329: a = (P *)ALLOCA((rank+1)*sizeof(P));
! 4330: for ( i = 0; i <= rank; i++ ) a[i] = 0;
! 4331: len = LEN(p);
! 4332: n = NV(p);
! 4333: m = (NMV)(((char *)BDY(p))+nmv_adv*(len-1));
! 4334: for ( j = len-1; j >= 0; j--, NMV_PREV(m) ) {
! 4335: if ( mod == -1 ) {
! 4336: e = IFTOF(CM(m)); MKGFS(e,gfs); c = (P)gfs;
! 4337: } else if ( mod ) {
! 4338: STOQ(CM(m),q); c = (P)q;
! 4339: } else
! 4340: c = CP(m);
! 4341: d = DL(m);
! 4342: for ( i = 0, t = c, tvl = dvl; i < n; tvl = NEXT(tvl), i++ ) {
! 4343: MKV(tvl->v,r); e = GET_EXP(d,i); STOQ(e,q);
! 4344: pwrp(vl,r,q,&u); mulp(vl,t,u,&w); t = w;
! 4345: }
! 4346: addp(vl,a[MPOS(d)],t,&u); a[MPOS(d)] = u;
! 4347: }
! 4348: nd = 0;
! 4349: for ( i = rank; i > 0; i-- ) {
! 4350: MKNODE(nd1,a[i],nd); nd = nd1;
! 4351: }
! 4352: MKLIST(l,nd);
! 4353: return l;
! 4354: }
1.3 noro 4355: }
4356:
1.61 noro 4357: NDV ndtondv(int mod,ND p)
1.11 noro 4358: {
1.157 ! noro 4359: NDV d;
! 4360: NMV m,m0;
! 4361: NM t;
! 4362: int i,len;
! 4363:
! 4364: if ( !p ) return 0;
! 4365: len = LEN(p);
! 4366: if ( mod )
! 4367: m0 = m = (NMV)GC_malloc_atomic_ignore_off_page(len*nmv_adv);
! 4368: else
! 4369: m0 = m = MALLOC(len*nmv_adv);
1.103 noro 4370: #if 0
1.157 ! noro 4371: ndv_alloc += nmv_adv*len;
1.103 noro 4372: #endif
1.157 ! noro 4373: for ( t = BDY(p), i = 0; t; t = NEXT(t), i++, NMV_ADV(m) ) {
! 4374: ndl_copy(DL(t),DL(m));
! 4375: CQ(m) = CQ(t);
! 4376: }
! 4377: MKNDV(NV(p),m0,len,d);
! 4378: SG(d) = SG(p);
! 4379: return d;
1.11 noro 4380: }
4381:
1.61 noro 4382: ND ndvtond(int mod,NDV p)
1.11 noro 4383: {
1.157 ! noro 4384: ND d;
! 4385: NM m,m0;
! 4386: NMV t;
! 4387: int i,len;
! 4388:
! 4389: if ( !p ) return 0;
! 4390: m0 = 0;
! 4391: len = p->len;
! 4392: for ( t = BDY(p), i = 0; i < len; NMV_ADV(t), i++ ) {
! 4393: NEXTNM(m0,m);
! 4394: ndl_copy(DL(t),DL(m));
! 4395: CQ(m) = CQ(t);
! 4396: }
! 4397: NEXT(m) = 0;
! 4398: MKND(NV(p),m0,len,d);
! 4399: SG(d) = SG(p);
! 4400: return d;
1.11 noro 4401: }
4402:
1.3 noro 4403: void ndv_print(NDV p)
4404: {
1.157 ! noro 4405: NMV m;
! 4406: int i,len;
1.3 noro 4407:
1.157 ! noro 4408: if ( !p ) printf("0\n");
! 4409: else {
! 4410: len = LEN(p);
! 4411: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
! 4412: if ( CM(m) & 0x80000000 ) printf("+@_%d*",IFTOF(CM(m)));
! 4413: else printf("+%d*",CM(m));
! 4414: ndl_print(DL(m));
! 4415: }
! 4416: printf("\n");
! 4417: }
1.16 noro 4418: }
4419:
1.113 noro 4420: void ndv_print_q(NDV p)
1.16 noro 4421: {
1.157 ! noro 4422: NMV m;
! 4423: int i,len;
1.16 noro 4424:
1.157 ! noro 4425: if ( !p ) printf("0\n");
! 4426: else {
! 4427: len = LEN(p);
! 4428: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
! 4429: printf("+");
! 4430: printexpr(CO,(Obj)CQ(m));
! 4431: printf("*");
! 4432: ndl_print(DL(m));
! 4433: }
! 4434: printf("\n");
! 4435: }
1.25 noro 4436: }
4437:
1.61 noro 4438: NODE ndv_reducebase(NODE x)
1.27 noro 4439: {
1.157 ! noro 4440: int len,i,j;
! 4441: NDV *w;
! 4442: NODE t,t0;
! 4443:
! 4444: len = length(x);
! 4445: w = (NDV *)ALLOCA(len*sizeof(NDV));
! 4446: for ( i = 0, t = x; i < len; i++, t = NEXT(t) ) w[i] = BDY(t);
! 4447: for ( i = 0; i < len; i++ ) {
! 4448: for ( j = 0; j < i; j++ ) {
! 4449: if ( w[i] && w[j] )
! 4450: if ( ndl_reducible(HDL(w[i]),HDL(w[j])) ) w[i] = 0;
! 4451: else if ( ndl_reducible(HDL(w[j]),HDL(w[i])) ) w[j] = 0;
! 4452: }
! 4453: }
! 4454: for ( i = len-1, t0 = 0; i >= 0; i-- ) {
! 4455: if ( w[i] ) { NEXTNODE(t0,t); BDY(t) = (pointer)w[i]; }
! 4456: }
! 4457: NEXT(t) = 0; x = t0;
! 4458: return x;
1.11 noro 4459: }
1.32 noro 4460:
1.43 noro 4461: /* XXX incomplete */
4462:
1.32 noro 4463: void nd_init_ord(struct order_spec *ord)
4464: {
1.157 ! noro 4465: nd_module = (ord->id >= 256);
! 4466: switch ( ord->id ) {
! 4467: case 0:
! 4468: switch ( ord->ord.simple ) {
! 4469: case 0:
! 4470: nd_dcomp = 1;
! 4471: nd_isrlex = 1;
! 4472: break;
! 4473: case 1:
! 4474: nd_dcomp = 1;
! 4475: nd_isrlex = 0;
! 4476: break;
! 4477: case 2:
! 4478: nd_dcomp = 0;
! 4479: nd_isrlex = 0;
! 4480: ndl_compare_function = ndl_lex_compare;
! 4481: break;
! 4482: case 11:
! 4483: /* XXX */
! 4484: nd_dcomp = 0;
! 4485: nd_isrlex = 1;
! 4486: ndl_compare_function = ndl_ww_lex_compare;
! 4487: break;
! 4488: default:
! 4489: error("nd_gr : unsupported order");
! 4490: }
! 4491: break;
! 4492: case 1:
! 4493: /* block order */
! 4494: /* XXX */
! 4495: nd_dcomp = -1;
! 4496: nd_isrlex = 0;
! 4497: ndl_compare_function = ndl_block_compare;
! 4498: break;
! 4499: case 2:
! 4500: /* matrix order */
! 4501: /* XXX */
! 4502: nd_dcomp = -1;
! 4503: nd_isrlex = 0;
! 4504: nd_matrix_len = ord->ord.matrix.row;
! 4505: nd_matrix = ord->ord.matrix.matrix;
! 4506: ndl_compare_function = ndl_matrix_compare;
! 4507: break;
! 4508: case 3:
! 4509: /* composite order */
! 4510: nd_dcomp = -1;
! 4511: nd_isrlex = 0;
! 4512: nd_worb_len = ord->ord.composite.length;
! 4513: nd_worb = ord->ord.composite.w_or_b;
! 4514: ndl_compare_function = ndl_composite_compare;
! 4515: break;
! 4516:
! 4517: /* module order */
! 4518: case 256:
! 4519: nd_istop = ord->istop;
! 4520: nd_dcomp = -1;
! 4521: nd_isrlex = 0;
! 4522: switch ( ord->ord.simple ) {
! 4523: case 0:
! 4524: ndl_compare_function = ndl_module_grlex_compare;
! 4525: break;
! 4526: case 1:
! 4527: ndl_compare_function = ndl_module_glex_compare;
! 4528: break;
! 4529: case 2:
! 4530: ndl_compare_function = ndl_module_lex_compare;
! 4531: break;
! 4532: default:
! 4533: error("nd_gr : unsupported order");
! 4534: }
! 4535: break;
! 4536: case 257:
! 4537: /* block order */
! 4538: ndl_compare_function = ndl_module_block_compare;
! 4539: break;
! 4540: case 258:
! 4541: /* matrix order */
! 4542: nd_matrix_len = ord->ord.matrix.row;
! 4543: nd_matrix = ord->ord.matrix.matrix;
! 4544: ndl_compare_function = ndl_module_matrix_compare;
! 4545: break;
! 4546: case 259:
! 4547: /* composite order */
! 4548: nd_worb_len = ord->ord.composite.length;
! 4549: nd_worb = ord->ord.composite.w_or_b;
! 4550: ndl_compare_function = ndl_module_composite_compare;
! 4551: break;
! 4552: }
! 4553: nd_ord = ord;
1.32 noro 4554: }
4555:
1.43 noro 4556: BlockMask nd_create_blockmask(struct order_spec *ord)
4557: {
1.157 ! noro 4558: int n,i,j,s,l;
! 4559: UINT *t;
! 4560: BlockMask bm;
! 4561:
! 4562: /* we only create mask table for block order */
! 4563: if ( ord->id != 1 )
! 4564: return 0;
! 4565: n = ord->ord.block.length;
! 4566: bm = (BlockMask)MALLOC(sizeof(struct oBlockMask));
! 4567: bm->n = n;
! 4568: bm->order_pair = ord->ord.block.order_pair;
! 4569: bm->mask = (UINT **)MALLOC(n*sizeof(UINT *));
! 4570: for ( i = 0, s = 0; i < n; i++ ) {
! 4571: bm->mask[i] = t = (UINT *)MALLOC_ATOMIC(nd_wpd*sizeof(UINT));
! 4572: for ( j = 0; j < nd_wpd; j++ ) t[j] = 0;
! 4573: l = bm->order_pair[i].length;
! 4574: for ( j = 0; j < l; j++, s++ ) PUT_EXP(t,s,nd_mask0);
! 4575: }
! 4576: return bm;
1.57 noro 4577: }
4578:
4579: EPOS nd_create_epos(struct order_spec *ord)
4580: {
1.157 ! noro 4581: int i,j,l,s,ord_l,ord_o;
! 4582: EPOS epos;
! 4583: struct order_pair *op;
! 4584:
! 4585: epos = (EPOS)MALLOC_ATOMIC(nd_nvar*sizeof(struct oEPOS));
! 4586: switch ( ord->id ) {
! 4587: case 0:
! 4588: if ( nd_isrlex ) {
! 4589: for ( i = 0; i < nd_nvar; i++ ) {
! 4590: epos[i].i = nd_exporigin + (nd_nvar-1-i)/nd_epw;
! 4591: epos[i].s = (nd_epw-((nd_nvar-1-i)%nd_epw)-1)*nd_bpe;
! 4592: }
! 4593: } else {
! 4594: for ( i = 0; i < nd_nvar; i++ ) {
! 4595: epos[i].i = nd_exporigin + i/nd_epw;
! 4596: epos[i].s = (nd_epw-(i%nd_epw)-1)*nd_bpe;
! 4597: }
! 4598: }
! 4599: break;
! 4600: case 1:
! 4601: /* block order */
! 4602: l = ord->ord.block.length;
! 4603: op = ord->ord.block.order_pair;
! 4604: for ( j = 0, s = 0; j < l; j++ ) {
! 4605: ord_o = op[j].order;
! 4606: ord_l = op[j].length;
! 4607: if ( !ord_o )
! 4608: for ( i = 0; i < ord_l; i++ ) {
! 4609: epos[s+i].i = nd_exporigin + (s+ord_l-i-1)/nd_epw;
! 4610: epos[s+i].s = (nd_epw-((s+ord_l-i-1)%nd_epw)-1)*nd_bpe;
! 4611: }
! 4612: else
! 4613: for ( i = 0; i < ord_l; i++ ) {
! 4614: epos[s+i].i = nd_exporigin + (s+i)/nd_epw;
! 4615: epos[s+i].s = (nd_epw-((s+i)%nd_epw)-1)*nd_bpe;
! 4616: }
! 4617: s += ord_l;
! 4618: }
! 4619: break;
! 4620: case 2:
! 4621: /* matrix order */
! 4622: case 3:
! 4623: /* composite order */
! 4624: default:
! 4625: for ( i = 0; i < nd_nvar; i++ ) {
! 4626: epos[i].i = nd_exporigin + i/nd_epw;
! 4627: epos[i].s = (nd_epw-(i%nd_epw)-1)*nd_bpe;
! 4628: }
! 4629: break;
! 4630: }
! 4631: return epos;
1.43 noro 4632: }
1.59 noro 4633:
4634: /* external interface */
4635:
4636: void nd_nf_p(P f,LIST g,LIST v,int m,struct order_spec *ord,P *rp)
4637: {
1.157 ! noro 4638: NODE t,in0,in;
! 4639: ND nd,nf;
! 4640: NDV ndv;
! 4641: VL vv,tv;
! 4642: int stat,nvar,max,e;
! 4643: union oNDC dn;
! 4644: Q cont;
! 4645: P pp;
! 4646:
! 4647: if ( !f ) {
! 4648: *rp = 0;
! 4649: return;
! 4650: }
! 4651: pltovl(v,&vv);
! 4652: for ( nvar = 0, tv = vv; tv; tv = NEXT(tv), nvar++ );
! 4653:
! 4654: /* get the degree bound */
! 4655: for ( t = BDY(g), max = 0; t; t = NEXT(t) )
! 4656: for ( tv = vv; tv; tv = NEXT(tv) ) {
! 4657: e = getdeg(tv->v,(P)BDY(t));
! 4658: max = MAX(e,max);
! 4659: }
! 4660: for ( tv = vv; tv; tv = NEXT(tv) ) {
! 4661: e = getdeg(tv->v,f);
! 4662: max = MAX(e,max);
! 4663: }
! 4664:
! 4665: nd_init_ord(ord);
! 4666: nd_setup_parameters(nvar,max);
! 4667:
! 4668: /* conversion to ndv */
! 4669: for ( in0 = 0, t = BDY(g); t; t = NEXT(t) ) {
! 4670: NEXTNODE(in0,in);
! 4671: ptozp((P)BDY(t),1,&cont,&pp);
! 4672: BDY(in) = (pointer)ptondv(CO,vv,pp);
! 4673: if ( m ) ndv_mod(m,(NDV)BDY(in));
! 4674: }
! 4675: NEXTNODE(in0,in);
! 4676: BDY(in) = (pointer)ptondv(CO,vv,f);
! 4677: if ( m ) ndv_mod(m,(NDV)BDY(in));
! 4678: NEXT(in) = 0;
! 4679:
! 4680: /* dont sort, dont removecont */
! 4681: ndv_setup(m,0,in0,1,1);
! 4682: nd_psn--;
! 4683: nd_scale=2;
! 4684: while ( 1 ) {
! 4685: nd = (pointer)ndvtond(m,nd_ps[nd_psn]);
! 4686: stat = nd_nf(m,0,nd,nd_ps,1,0,&nf);
! 4687: if ( !stat ) {
! 4688: nd_psn++;
! 4689: nd_reconstruct(0,0);
! 4690: nd_psn--;
! 4691: } else
! 4692: break;
! 4693: }
! 4694: *rp = ndvtop(m,CO,vv,ndtondv(m,nf));
1.63 noro 4695: }
4696:
4697: int nd_to_vect(int mod,UINT *s0,int n,ND d,UINT *r)
4698: {
1.157 ! noro 4699: NM m;
! 4700: UINT *t,*s;
! 4701: int i;
! 4702:
! 4703: for ( i = 0; i < n; i++ ) r[i] = 0;
! 4704: for ( i = 0, s = s0, m = BDY(d); m; m = NEXT(m) ) {
! 4705: t = DL(m);
! 4706: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
! 4707: r[i] = CM(m);
! 4708: }
! 4709: for ( i = 0; !r[i]; i++ );
! 4710: return i;
1.63 noro 4711: }
4712:
1.113 noro 4713: int nd_to_vect_q(UINT *s0,int n,ND d,Q *r)
1.74 noro 4714: {
1.157 ! noro 4715: NM m;
! 4716: UINT *t,*s;
! 4717: int i;
! 4718:
! 4719: for ( i = 0; i < n; i++ ) r[i] = 0;
! 4720: for ( i = 0, s = s0, m = BDY(d); m; m = NEXT(m) ) {
! 4721: t = DL(m);
! 4722: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
! 4723: r[i] = CQ(m);
! 4724: }
! 4725: for ( i = 0; !r[i]; i++ );
! 4726: return i;
1.74 noro 4727: }
4728:
1.129 noro 4729: Q *nm_ind_pair_to_vect(int mod,UINT *s0,int n,NM_ind_pair pair)
4730: {
1.157 ! noro 4731: NM m;
! 4732: NMV mr;
! 4733: UINT *d,*t,*s;
! 4734: NDV p;
! 4735: int i,j,len;
! 4736: Q *r;
! 4737:
! 4738: m = pair->mul;
! 4739: d = DL(m);
! 4740: p = nd_ps[pair->index];
! 4741: len = LEN(p);
! 4742: r = (Q *)CALLOC(n,sizeof(Q));
! 4743: t = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
! 4744: for ( i = j = 0, s = s0, mr = BDY(p); j < len; j++, NMV_ADV(mr) ) {
! 4745: ndl_add(d,DL(mr),t);
! 4746: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
! 4747: r[i] = CQ(mr);
! 4748: }
! 4749: return r;
1.129 noro 4750: }
4751:
1.67 noro 4752: IndArray nm_ind_pair_to_vect_compress(int mod,UINT *s0,int n,NM_ind_pair pair)
1.64 noro 4753: {
1.157 ! noro 4754: NM m;
! 4755: NMV mr;
! 4756: UINT *d,*t,*s;
! 4757: NDV p;
! 4758: unsigned char *ivc;
! 4759: unsigned short *ivs;
! 4760: UINT *v,*ivi,*s0v;
! 4761: int i,j,len,prev,diff,cdiff;
! 4762: IndArray r;
! 4763:
! 4764: m = pair->mul;
! 4765: d = DL(m);
! 4766: p = nd_ps[pair->index];
! 4767: len = LEN(p);
! 4768: t = (UINT *)ALLOCA(nd_wpd*sizeof(UINT));
! 4769: v = (unsigned int *)ALLOCA(len*sizeof(unsigned int));
! 4770: for ( i = j = 0, s = s0, mr = BDY(p); j < len; j++, NMV_ADV(mr) ) {
! 4771: ndl_add(d,DL(mr),t);
! 4772: for ( ; !ndl_equal(t,s); s += nd_wpd, i++ );
! 4773: v[j] = i;
! 4774: }
! 4775: r = (IndArray)MALLOC(sizeof(struct oIndArray));
! 4776: r->head = v[0];
! 4777: diff = 0;
! 4778: for ( i = 1; i < len; i++ ) {
! 4779: cdiff = v[i]-v[i-1]; diff = MAX(cdiff,diff);
! 4780: }
! 4781: if ( diff < 256 ) {
! 4782: r->width = 1;
! 4783: ivc = (unsigned char *)MALLOC_ATOMIC(len*sizeof(unsigned char));
! 4784: r->index.c = ivc;
! 4785: for ( i = 1, ivc[0] = 0; i < len; i++ ) ivc[i] = v[i]-v[i-1];
! 4786: } else if ( diff < 65536 ) {
! 4787: r->width = 2;
! 4788: ivs = (unsigned short *)MALLOC_ATOMIC(len*sizeof(unsigned short));
! 4789: r->index.s = ivs;
! 4790: for ( i = 1, ivs[0] = 0; i < len; i++ ) ivs[i] = v[i]-v[i-1];
! 4791: } else {
! 4792: r->width = 4;
! 4793: ivi = (unsigned int *)MALLOC_ATOMIC(len*sizeof(unsigned int));
! 4794: r->index.i = ivi;
! 4795: for ( i = 1, ivi[0] = 0; i < len; i++ ) ivi[i] = v[i]-v[i-1];
! 4796: }
! 4797: return r;
1.64 noro 4798: }
4799:
1.135 noro 4800: int compress_array(Q *svect,Q *cvect,int n)
4801: {
1.157 ! noro 4802: int i,j;
1.135 noro 4803:
1.157 ! noro 4804: for ( i = j = 0; i < n; i++ )
! 4805: if ( svect[i] ) cvect[j++] = svect[i];
! 4806: return j;
1.135 noro 4807: }
4808:
4809: void expand_array(Q *svect,Q *cvect,int n)
4810: {
1.157 ! noro 4811: int i,j;
1.135 noro 4812:
1.157 ! noro 4813: for ( i = j = 0; j < n; i++ )
! 4814: if ( svect[i] ) svect[i] = cvect[j++];
1.135 noro 4815: }
4816:
1.133 noro 4817: int ndv_reduce_vect_q(Q *svect,int trace,int col,IndArray *imat,NM_ind_pair *rp0,int nred)
1.107 noro 4818: {
1.157 ! noro 4819: int i,j,k,len,pos,prev,nz;
! 4820: Q cs,mcs,c1,c2,cr,gcd,t;
! 4821: IndArray ivect;
! 4822: unsigned char *ivc;
! 4823: unsigned short *ivs;
! 4824: unsigned int *ivi;
! 4825: NDV redv;
! 4826: NMV mr;
! 4827: NODE rp;
! 4828: int maxrs;
! 4829: double hmag;
! 4830: Q *cvect;
! 4831:
! 4832: maxrs = 0;
! 4833: for ( i = 0; i < col && !svect[i]; i++ );
! 4834: if ( i == col ) return maxrs;
! 4835: hmag = p_mag((P)svect[i])*nd_scale;
! 4836: cvect = (Q *)ALLOCA(col*sizeof(Q));
! 4837: for ( i = 0; i < nred; i++ ) {
! 4838: ivect = imat[i];
! 4839: k = ivect->head;
! 4840: if ( svect[k] ) {
! 4841: maxrs = MAX(maxrs,rp0[i]->sugar);
! 4842: redv = trace?nd_ps_trace[rp0[i]->index]:nd_ps[rp0[i]->index];
! 4843: len = LEN(redv); mr = BDY(redv);
! 4844: igcd_cofactor(svect[k],CQ(mr),&gcd,&cs,&cr);
! 4845: chsgnq(cs,&mcs);
! 4846: if ( !UNIQ(cr) ) {
! 4847: for ( j = 0; j < col; j++ ) {
! 4848: mulq(svect[j],cr,&c1); svect[j] = c1;
! 4849: }
! 4850: }
! 4851: svect[k] = 0; prev = k;
! 4852: switch ( ivect->width ) {
! 4853: case 1:
! 4854: ivc = ivect->index.c;
! 4855: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
! 4856: pos = prev+ivc[j]; prev = pos;
! 4857: mulq(CQ(mr),mcs,&c2); addq(svect[pos],c2,&t); svect[pos] = t;
! 4858: }
! 4859: break;
! 4860: case 2:
! 4861: ivs = ivect->index.s;
! 4862: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
! 4863: pos = prev+ivs[j]; prev = pos;
! 4864: mulq(CQ(mr),mcs,&c2); addq(svect[pos],c2,&t); svect[pos] = t;
! 4865: }
! 4866: break;
! 4867: case 4:
! 4868: ivi = ivect->index.i;
! 4869: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
! 4870: pos = prev+ivi[j]; prev = pos;
! 4871: mulq(CQ(mr),mcs,&c2); addq(svect[pos],c2,&t); svect[pos] = t;
! 4872: }
! 4873: break;
! 4874: }
! 4875: for ( j = k+1; j < col && !svect[j]; j++ );
! 4876: if ( j == col ) break;
! 4877: if ( hmag && ((double)p_mag((P)svect[j]) > hmag) ) {
! 4878: nz = compress_array(svect,cvect,col);
! 4879: removecont_array((P *)cvect,nz,1);
! 4880: expand_array(svect,cvect,nz);
! 4881: hmag = ((double)p_mag((P)svect[j]))*nd_scale;
! 4882: }
! 4883: }
! 4884: }
! 4885: nz = compress_array(svect,cvect,col);
! 4886: removecont_array((P *)cvect,nz,1);
! 4887: expand_array(svect,cvect,nz);
! 4888: if ( DP_Print ) {
! 4889: fprintf(asir_out,"-"); fflush(asir_out);
! 4890: }
! 4891: return maxrs;
1.107 noro 4892: }
4893:
1.76 noro 4894: int ndv_reduce_vect(int m,UINT *svect,int col,IndArray *imat,NM_ind_pair *rp0,int nred)
1.65 noro 4895: {
1.157 ! noro 4896: int i,j,k,len,pos,prev;
! 4897: UINT c,c1,c2,c3,up,lo,dmy;
! 4898: IndArray ivect;
! 4899: unsigned char *ivc;
! 4900: unsigned short *ivs;
! 4901: unsigned int *ivi;
! 4902: NDV redv;
! 4903: NMV mr;
! 4904: NODE rp;
! 4905: int maxrs;
! 4906:
! 4907: maxrs = 0;
! 4908: for ( i = 0; i < nred; i++ ) {
! 4909: ivect = imat[i];
! 4910: k = ivect->head; svect[k] %= m;
! 4911: if ( c = svect[k] ) {
! 4912: maxrs = MAX(maxrs,rp0[i]->sugar);
! 4913: c = m-c; redv = nd_ps[rp0[i]->index];
! 4914: len = LEN(redv); mr = BDY(redv);
! 4915: svect[k] = 0; prev = k;
! 4916: switch ( ivect->width ) {
! 4917: case 1:
! 4918: ivc = ivect->index.c;
! 4919: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
! 4920: pos = prev+ivc[j]; c1 = CM(mr); c2 = svect[pos];
! 4921: prev = pos;
! 4922: DMA(c1,c,c2,up,lo);
! 4923: if ( up ) { DSAB(m,up,lo,dmy,c3); svect[pos] = c3;
! 4924: } else svect[pos] = lo;
! 4925: }
! 4926: break;
! 4927: case 2:
! 4928: ivs = ivect->index.s;
! 4929: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
! 4930: pos = prev+ivs[j]; c1 = CM(mr); c2 = svect[pos];
! 4931: prev = pos;
! 4932: DMA(c1,c,c2,up,lo);
! 4933: if ( up ) { DSAB(m,up,lo,dmy,c3); svect[pos] = c3;
! 4934: } else svect[pos] = lo;
! 4935: }
! 4936: break;
! 4937: case 4:
! 4938: ivi = ivect->index.i;
! 4939: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
! 4940: pos = prev+ivi[j]; c1 = CM(mr); c2 = svect[pos];
! 4941: prev = pos;
! 4942: DMA(c1,c,c2,up,lo);
! 4943: if ( up ) { DSAB(m,up,lo,dmy,c3); svect[pos] = c3;
! 4944: } else svect[pos] = lo;
! 4945: }
! 4946: break;
! 4947: }
! 4948: }
! 4949: }
! 4950: for ( i = 0; i < col; i++ )
! 4951: if ( svect[i] >= (UINT)m ) svect[i] %= m;
! 4952: return maxrs;
1.65 noro 4953: }
4954:
1.76 noro 4955: int ndv_reduce_vect_sf(int m,UINT *svect,int col,IndArray *imat,NM_ind_pair *rp0,int nred)
1.72 noro 4956: {
1.157 ! noro 4957: int i,j,k,len,pos,prev;
! 4958: UINT c,c1,c2,c3,up,lo,dmy;
! 4959: IndArray ivect;
! 4960: unsigned char *ivc;
! 4961: unsigned short *ivs;
! 4962: unsigned int *ivi;
! 4963: NDV redv;
! 4964: NMV mr;
! 4965: NODE rp;
! 4966: int maxrs;
! 4967:
! 4968: maxrs = 0;
! 4969: for ( i = 0; i < nred; i++ ) {
! 4970: ivect = imat[i];
! 4971: k = ivect->head; svect[k] %= m;
! 4972: if ( c = svect[k] ) {
! 4973: maxrs = MAX(maxrs,rp0[i]->sugar);
! 4974: c = _chsgnsf(c); redv = nd_ps[rp0[i]->index];
! 4975: len = LEN(redv); mr = BDY(redv);
! 4976: svect[k] = 0; prev = k;
! 4977: switch ( ivect->width ) {
! 4978: case 1:
! 4979: ivc = ivect->index.c;
! 4980: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
! 4981: pos = prev+ivc[j]; prev = pos;
! 4982: svect[pos] = _addsf(_mulsf(CM(mr),c),svect[pos]);
! 4983: }
! 4984: break;
! 4985: case 2:
! 4986: ivs = ivect->index.s;
! 4987: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
! 4988: pos = prev+ivs[j]; prev = pos;
! 4989: svect[pos] = _addsf(_mulsf(CM(mr),c),svect[pos]);
! 4990: }
! 4991: break;
! 4992: case 4:
! 4993: ivi = ivect->index.i;
! 4994: for ( j = 1, NMV_ADV(mr); j < len; j++, NMV_ADV(mr) ) {
! 4995: pos = prev+ivi[j]; prev = pos;
! 4996: svect[pos] = _addsf(_mulsf(CM(mr),c),svect[pos]);
! 4997: }
! 4998: break;
! 4999: }
! 5000: }
! 5001: }
! 5002: return maxrs;
1.72 noro 5003: }
5004:
1.65 noro 5005: NDV vect_to_ndv(UINT *vect,int spcol,int col,int *rhead,UINT *s0vect)
5006: {
1.157 ! noro 5007: int j,k,len;
! 5008: UINT *p;
! 5009: UINT c;
! 5010: NDV r;
! 5011: NMV mr0,mr;
! 5012:
! 5013: for ( j = 0, len = 0; j < spcol; j++ ) if ( vect[j] ) len++;
! 5014: if ( !len ) return 0;
! 5015: else {
! 5016: mr0 = (NMV)GC_malloc_atomic_ignore_off_page(nmv_adv*len);
1.103 noro 5017: #if 0
1.157 ! noro 5018: ndv_alloc += nmv_adv*len;
1.103 noro 5019: #endif
1.157 ! noro 5020: mr = mr0;
! 5021: p = s0vect;
! 5022: for ( j = k = 0; j < col; j++, p += nd_wpd )
! 5023: if ( !rhead[j] ) {
! 5024: if ( c = vect[k++] ) {
! 5025: ndl_copy(p,DL(mr)); CM(mr) = c; NMV_ADV(mr);
! 5026: }
! 5027: }
! 5028: MKNDV(nd_nvar,mr0,len,r);
! 5029: return r;
! 5030: }
1.65 noro 5031: }
5032:
1.129 noro 5033: /* for preprocessed vector */
5034:
1.113 noro 5035: NDV vect_to_ndv_q(Q *vect,int spcol,int col,int *rhead,UINT *s0vect)
1.107 noro 5036: {
1.157 ! noro 5037: int j,k,len;
! 5038: UINT *p;
! 5039: Q c;
! 5040: NDV r;
! 5041: NMV mr0,mr;
! 5042:
! 5043: for ( j = 0, len = 0; j < spcol; j++ ) if ( vect[j] ) len++;
! 5044: if ( !len ) return 0;
! 5045: else {
! 5046: mr0 = (NMV)GC_malloc(nmv_adv*len);
1.107 noro 5047: #if 0
1.157 ! noro 5048: ndv_alloc += nmv_adv*len;
1.107 noro 5049: #endif
1.157 ! noro 5050: mr = mr0;
! 5051: p = s0vect;
! 5052: for ( j = k = 0; j < col; j++, p += nd_wpd )
! 5053: if ( !rhead[j] ) {
! 5054: if ( c = vect[k++] ) {
! 5055: if ( DN(c) )
! 5056: error("afo");
! 5057: ndl_copy(p,DL(mr)); CQ(mr) = c; NMV_ADV(mr);
! 5058: }
! 5059: }
! 5060: MKNDV(nd_nvar,mr0,len,r);
! 5061: return r;
! 5062: }
1.107 noro 5063: }
5064:
1.129 noro 5065: /* for plain vector */
5066:
5067: NDV plain_vect_to_ndv_q(Q *vect,int col,UINT *s0vect)
5068: {
1.157 ! noro 5069: int j,k,len;
! 5070: UINT *p;
! 5071: Q c;
! 5072: NDV r;
! 5073: NMV mr0,mr;
! 5074:
! 5075: for ( j = 0, len = 0; j < col; j++ ) if ( vect[j] ) len++;
! 5076: if ( !len ) return 0;
! 5077: else {
! 5078: mr0 = (NMV)GC_malloc(nmv_adv*len);
1.129 noro 5079: #if 0
1.157 ! noro 5080: ndv_alloc += nmv_adv*len;
1.129 noro 5081: #endif
1.157 ! noro 5082: mr = mr0;
! 5083: p = s0vect;
! 5084: for ( j = k = 0; j < col; j++, p += nd_wpd, k++ )
! 5085: if ( c = vect[k] ) {
! 5086: if ( DN(c) )
! 5087: error("afo");
! 5088: ndl_copy(p,DL(mr)); CQ(mr) = c; NMV_ADV(mr);
! 5089: }
! 5090: MKNDV(nd_nvar,mr0,len,r);
! 5091: return r;
! 5092: }
1.129 noro 5093: }
5094:
1.133 noro 5095: int nd_sp_f4(int m,int trace,ND_pairs l,PGeoBucket bucket)
1.65 noro 5096: {
1.157 ! noro 5097: ND_pairs t;
! 5098: NODE sp0,sp;
! 5099: int stat;
! 5100: ND spol;
! 5101:
! 5102: for ( t = l; t; t = NEXT(t) ) {
! 5103: stat = nd_sp(m,trace,t,&spol);
! 5104: if ( !stat ) return 0;
! 5105: if ( spol ) {
! 5106: add_pbucket_symbolic(bucket,spol);
! 5107: }
! 5108: }
! 5109: return 1;
1.65 noro 5110: }
5111:
1.133 noro 5112: int nd_symbolic_preproc(PGeoBucket bucket,int trace,UINT **s0vect,NODE *r)
1.65 noro 5113: {
1.157 ! noro 5114: NODE rp0,rp;
! 5115: NM mul,head,s0,s;
! 5116: int index,col,i,sugar;
! 5117: RHist h;
! 5118: UINT *s0v,*p;
! 5119: NM_ind_pair pair;
! 5120: ND red;
! 5121: NDV *ps;
! 5122:
! 5123: s0 = 0; rp0 = 0; col = 0;
! 5124: ps = trace?nd_ps_trace:nd_ps;
! 5125: while ( 1 ) {
! 5126: head = remove_head_pbucket_symbolic(bucket);
! 5127: if ( !head ) break;
! 5128: if ( !s0 ) s0 = head;
! 5129: else NEXT(s) = head;
! 5130: s = head;
! 5131: index = ndl_find_reducer(DL(head));
! 5132: if ( index >= 0 ) {
! 5133: h = nd_psh[index];
! 5134: NEWNM(mul);
! 5135: ndl_sub(DL(head),DL(h),DL(mul));
! 5136: if ( ndl_check_bound2(index,DL(mul)) ) return 0;
! 5137: sugar = TD(DL(mul))+SG(ps[index]);
! 5138: MKNM_ind_pair(pair,mul,index,sugar);
! 5139: red = ndv_mul_nm_symbolic(mul,ps[index]);
! 5140: add_pbucket_symbolic(bucket,nd_remove_head(red));
! 5141: NEXTNODE(rp0,rp); BDY(rp) = (pointer)pair;
! 5142: }
! 5143: col++;
! 5144: }
! 5145: if ( rp0 ) NEXT(rp) = 0;
! 5146: NEXT(s) = 0;
! 5147: s0v = (UINT *)MALLOC_ATOMIC(col*nd_wpd*sizeof(UINT));
! 5148: for ( i = 0, p = s0v, s = s0; i < col;
! 5149: i++, p += nd_wpd, s = NEXT(s) ) ndl_copy(DL(s),p);
! 5150: *s0vect = s0v;
! 5151: *r = rp0;
! 5152: return col;
1.65 noro 5153: }
5154:
1.69 noro 5155: NODE nd_f4(int m)
5156: {
1.157 ! noro 5157: int i,nh,stat,index;
! 5158: NODE r,g;
! 5159: ND_pairs d,l,t;
! 5160: ND spol,red;
! 5161: NDV nf,redv;
! 5162: NM s0,s;
! 5163: NODE rp0,srp0,nflist;
! 5164: int nsp,nred,col,rank,len,k,j,a;
! 5165: UINT c;
! 5166: UINT **spmat;
! 5167: UINT *s0vect,*svect,*p,*v;
! 5168: int *colstat;
! 5169: IndArray *imat;
! 5170: int *rhead;
! 5171: int spcol,sprow;
! 5172: int sugar;
! 5173: PGeoBucket bucket;
! 5174: struct oEGT eg0,eg1,eg_f4;
1.69 noro 5175:
1.103 noro 5176: #if 0
1.157 ! noro 5177: ndv_alloc = 0;
1.103 noro 5178: #endif
1.157 ! noro 5179: g = 0; d = 0;
! 5180: for ( i = 0; i < nd_psn; i++ ) {
! 5181: d = update_pairs(d,g,i);
! 5182: g = update_base(g,i);
! 5183: }
! 5184: while ( d ) {
! 5185: get_eg(&eg0);
! 5186: l = nd_minsugarp(d,&d);
! 5187: sugar = SG(l);
! 5188: bucket = create_pbucket();
! 5189: stat = nd_sp_f4(m,0,l,bucket);
! 5190: if ( !stat ) {
! 5191: for ( t = l; NEXT(t); t = NEXT(t) );
! 5192: NEXT(t) = d; d = l;
! 5193: d = nd_reconstruct(0,d);
! 5194: continue;
! 5195: }
! 5196: if ( bucket->m < 0 ) continue;
! 5197: col = nd_symbolic_preproc(bucket,0,&s0vect,&rp0);
! 5198: if ( !col ) {
! 5199: for ( t = l; NEXT(t); t = NEXT(t) );
! 5200: NEXT(t) = d; d = l;
! 5201: d = nd_reconstruct(0,d);
! 5202: continue;
! 5203: }
! 5204: get_eg(&eg1); init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg1);
! 5205: if ( DP_Print )
! 5206: fprintf(asir_out,"sugar=%d,symb=%fsec,",
! 5207: sugar,eg_f4.exectime+eg_f4.gctime);
! 5208: if ( 1 )
! 5209: nflist = nd_f4_red(m,l,0,s0vect,col,rp0,0);
! 5210: else
! 5211: nflist = nd_f4_red_dist(m,l,s0vect,col,rp0,0);
! 5212: /* adding new bases */
! 5213: for ( r = nflist; r; r = NEXT(r) ) {
! 5214: nf = (NDV)BDY(r);
! 5215: ndv_removecont(m,nf);
! 5216: if ( !m && nd_nalg ) {
! 5217: ND nf1;
! 5218:
! 5219: nf1 = ndvtond(m,nf);
! 5220: nd_monic(0,&nf1);
! 5221: nd_removecont(m,nf1);
! 5222: nf = ndtondv(m,nf1);
! 5223: }
! 5224: nh = ndv_newps(m,nf,0);
! 5225: d = update_pairs(d,g,nh);
! 5226: g = update_base(g,nh);
! 5227: }
! 5228: }
! 5229: for ( r = g; r; r = NEXT(r) ) BDY(r) = (pointer)nd_ps[(int)BDY(r)];
1.103 noro 5230: #if 0
1.157 ! noro 5231: fprintf(asir_out,"ndv_alloc=%d\n",ndv_alloc);
1.103 noro 5232: #endif
1.157 ! noro 5233: return g;
1.69 noro 5234: }
1.74 noro 5235:
1.133 noro 5236: NODE nd_f4_trace(int m)
5237: {
1.157 ! noro 5238: int i,nh,stat,index;
! 5239: NODE r,g;
! 5240: ND_pairs d,l,l0,t;
! 5241: ND spol,red;
! 5242: NDV nf,redv,nfqv,nfv;
! 5243: NM s0,s;
! 5244: NODE rp0,srp0,nflist;
! 5245: int nsp,nred,col,rank,len,k,j,a;
! 5246: UINT c;
! 5247: UINT **spmat;
! 5248: UINT *s0vect,*svect,*p,*v;
! 5249: int *colstat;
! 5250: IndArray *imat;
! 5251: int *rhead;
! 5252: int spcol,sprow;
! 5253: int sugar;
! 5254: PGeoBucket bucket;
! 5255: struct oEGT eg0,eg1,eg_f4;
! 5256:
! 5257: g = 0; d = 0;
! 5258: for ( i = 0; i < nd_psn; i++ ) {
! 5259: d = update_pairs(d,g,i);
! 5260: g = update_base(g,i);
! 5261: }
! 5262: while ( d ) {
! 5263: get_eg(&eg0);
! 5264: l = nd_minsugarp(d,&d);
! 5265: sugar = SG(l);
! 5266: bucket = create_pbucket();
! 5267: stat = nd_sp_f4(m,0,l,bucket);
! 5268: if ( !stat ) {
! 5269: for ( t = l; NEXT(t); t = NEXT(t) );
! 5270: NEXT(t) = d; d = l;
! 5271: d = nd_reconstruct(1,d);
! 5272: continue;
! 5273: }
! 5274: if ( bucket->m < 0 ) continue;
! 5275: col = nd_symbolic_preproc(bucket,0,&s0vect,&rp0);
! 5276: if ( !col ) {
! 5277: for ( t = l; NEXT(t); t = NEXT(t) );
! 5278: NEXT(t) = d; d = l;
! 5279: d = nd_reconstruct(1,d);
! 5280: continue;
! 5281: }
! 5282: get_eg(&eg1); init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg1);
! 5283: if ( DP_Print )
! 5284: fprintf(asir_out,"sugar=%d,symb=%fsec,",
! 5285: sugar,eg_f4.exectime+eg_f4.gctime);
! 5286: nflist = nd_f4_red(m,l,0,s0vect,col,rp0,&l0);
! 5287: if ( !l0 ) continue;
! 5288: l = l0;
! 5289:
! 5290: /* over Q */
! 5291: bucket = create_pbucket();
! 5292: stat = nd_sp_f4(0,1,l,bucket);
! 5293: if ( !stat ) {
! 5294: for ( t = l; NEXT(t); t = NEXT(t) );
! 5295: NEXT(t) = d; d = l;
! 5296: d = nd_reconstruct(1,d);
! 5297: continue;
! 5298: }
! 5299: if ( bucket->m < 0 ) continue;
! 5300: col = nd_symbolic_preproc(bucket,1,&s0vect,&rp0);
! 5301: if ( !col ) {
! 5302: for ( t = l; NEXT(t); t = NEXT(t) );
! 5303: NEXT(t) = d; d = l;
! 5304: d = nd_reconstruct(1,d);
! 5305: continue;
! 5306: }
! 5307: nflist = nd_f4_red(0,l,1,s0vect,col,rp0,0);
! 5308: /* adding new bases */
! 5309: for ( r = nflist; r; r = NEXT(r) ) {
! 5310: nfqv = (NDV)BDY(r);
! 5311: ndv_removecont(0,nfqv);
! 5312: if ( !rem(NM(HCQ(nfqv)),m) ) return 0;
! 5313: if ( nd_nalg ) {
! 5314: ND nf1;
! 5315:
! 5316: nf1 = ndvtond(m,nfqv);
! 5317: nd_monic(0,&nf1);
! 5318: nd_removecont(0,nf1);
! 5319: nfqv = ndtondv(0,nf1); nd_free(nf1);
! 5320: }
! 5321: nfv = ndv_dup(0,nfqv);
! 5322: ndv_mod(m,nfv);
! 5323: ndv_removecont(m,nfv);
! 5324: nh = ndv_newps(0,nfv,nfqv);
! 5325: d = update_pairs(d,g,nh);
! 5326: g = update_base(g,nh);
! 5327: }
! 5328: }
! 5329: for ( r = g; r; r = NEXT(r) ) BDY(r) = (pointer)nd_ps_trace[(int)BDY(r)];
1.133 noro 5330: #if 0
1.157 ! noro 5331: fprintf(asir_out,"ndv_alloc=%d\n",ndv_alloc);
1.133 noro 5332: #endif
1.157 ! noro 5333: return g;
1.133 noro 5334: }
5335:
5336: NODE nd_f4_red(int m,ND_pairs sp0,int trace,UINT *s0vect,int col,NODE rp0,ND_pairs *nz)
1.63 noro 5337: {
1.157 ! noro 5338: IndArray *imat;
! 5339: int nsp,nred,i;
! 5340: int *rhead;
! 5341: NODE r0,rp;
! 5342: ND_pairs sp;
! 5343: NM_ind_pair *rvect;
! 5344:
! 5345: for ( sp = sp0, nsp = 0; sp; sp = NEXT(sp), nsp++ );
! 5346: nred = length(rp0);
! 5347: imat = (IndArray *)ALLOCA(nred*sizeof(IndArray));
! 5348: rhead = (int *)ALLOCA(col*sizeof(int));
! 5349: for ( i = 0; i < col; i++ ) rhead[i] = 0;
! 5350:
! 5351: /* construction of index arrays */
! 5352: rvect = (NM_ind_pair *)ALLOCA(nred*sizeof(NM_ind_pair));
! 5353: for ( rp = rp0, i = 0; rp; i++, rp = NEXT(rp) ) {
! 5354: rvect[i] = (NM_ind_pair)BDY(rp);
! 5355: imat[i] = nm_ind_pair_to_vect_compress(m,s0vect,col,rvect[i]);
! 5356: rhead[imat[i]->head] = 1;
! 5357: }
! 5358: if ( m )
! 5359: r0 = nd_f4_red_main(m,sp0,nsp,s0vect,col,rvect,rhead,imat,nred,nz);
! 5360: else
! 5361: r0 = nd_f4_red_q_main(sp0,nsp,trace,s0vect,col,rvect,rhead,imat,nred);
! 5362: return r0;
1.106 noro 5363: }
1.74 noro 5364:
1.106 noro 5365: NODE nd_f4_red_main(int m,ND_pairs sp0,int nsp,UINT *s0vect,int col,
1.133 noro 5366: NM_ind_pair *rvect,int *rhead,IndArray *imat,int nred,ND_pairs *nz)
1.106 noro 5367: {
1.157 ! noro 5368: int spcol,sprow,a;
! 5369: int i,j,k,l,rank;
! 5370: NODE r0,r;
! 5371: ND_pairs sp;
! 5372: ND spol;
! 5373: int **spmat;
! 5374: UINT *svect,*v;
! 5375: int *colstat;
! 5376: struct oEGT eg0,eg1,eg2,eg_f4,eg_f4_1,eg_f4_2;
! 5377: int maxrs;
! 5378: int *spsugar;
! 5379: ND_pairs *spactive;
! 5380:
! 5381: spcol = col-nred;
! 5382: get_eg(&eg0);
! 5383: /* elimination (1st step) */
! 5384: spmat = (int **)ALLOCA(nsp*sizeof(UINT *));
! 5385: svect = (UINT *)ALLOCA(col*sizeof(UINT));
! 5386: spsugar = (int *)ALLOCA(nsp*sizeof(UINT));
! 5387: spactive = !nz?0:(ND_pairs *)ALLOCA(nsp*sizeof(ND_pairs));
! 5388: for ( a = sprow = 0, sp = sp0; a < nsp; a++, sp = NEXT(sp) ) {
! 5389: nd_sp(m,0,sp,&spol);
! 5390: if ( !spol ) continue;
! 5391: nd_to_vect(m,s0vect,col,spol,svect);
! 5392: if ( m == -1 )
! 5393: maxrs = ndv_reduce_vect_sf(m,svect,col,imat,rvect,nred);
! 5394: else
! 5395: maxrs = ndv_reduce_vect(m,svect,col,imat,rvect,nred);
! 5396: for ( i = 0; i < col; i++ ) if ( svect[i] ) break;
! 5397: if ( i < col ) {
! 5398: spmat[sprow] = v = (UINT *)MALLOC_ATOMIC(spcol*sizeof(UINT));
! 5399: for ( j = k = 0; j < col; j++ )
! 5400: if ( !rhead[j] ) v[k++] = svect[j];
! 5401: spsugar[sprow] = MAX(maxrs,SG(spol));
! 5402: if ( nz )
! 5403: spactive[sprow] = sp;
! 5404: sprow++;
! 5405: }
! 5406: nd_free(spol);
! 5407: }
! 5408: get_eg(&eg1); init_eg(&eg_f4_1); add_eg(&eg_f4_1,&eg0,&eg1);
! 5409: if ( DP_Print ) {
! 5410: fprintf(asir_out,"elim1=%fsec,",eg_f4_1.exectime+eg_f4_1.gctime);
! 5411: fflush(asir_out);
! 5412: }
! 5413: /* free index arrays */
! 5414: for ( i = 0; i < nred; i++ ) GC_free(imat[i]->index.c);
! 5415:
! 5416: /* elimination (2nd step) */
! 5417: colstat = (int *)ALLOCA(spcol*sizeof(int));
! 5418: if ( m == -1 )
! 5419: rank = nd_gauss_elim_sf(spmat,spsugar,sprow,spcol,m,colstat);
! 5420: else
! 5421: rank = nd_gauss_elim_mod(spmat,spsugar,spactive,sprow,spcol,m,colstat);
! 5422: r0 = 0;
! 5423: for ( i = 0; i < rank; i++ ) {
! 5424: NEXTNODE(r0,r); BDY(r) =
! 5425: (pointer)vect_to_ndv(spmat[i],spcol,col,rhead,s0vect);
! 5426: SG((NDV)BDY(r)) = spsugar[i];
! 5427: GC_free(spmat[i]);
! 5428: }
! 5429: if ( r0 ) NEXT(r) = 0;
! 5430:
! 5431: for ( ; i < sprow; i++ ) GC_free(spmat[i]);
! 5432: get_eg(&eg2); init_eg(&eg_f4_2); add_eg(&eg_f4_2,&eg1,&eg2);
! 5433: init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg2);
! 5434: if ( DP_Print ) {
! 5435: fprintf(asir_out,"elim2=%fsec\n",eg_f4_2.exectime+eg_f4_2.gctime);
! 5436: fprintf(asir_out,"nsp=%d,nred=%d,spmat=(%d,%d),rank=%d ",
! 5437: nsp,nred,sprow,spcol,rank);
! 5438: fprintf(asir_out,"%fsec\n",eg_f4.exectime+eg_f4.gctime);
! 5439: }
! 5440: if ( nz ) {
! 5441: for ( i = 0; i < rank-1; i++ ) NEXT(spactive[i]) = spactive[i+1];
! 5442: if ( rank > 0 ) {
! 5443: NEXT(spactive[rank-1]) = 0;
! 5444: *nz = spactive[0];
! 5445: } else
! 5446: *nz = 0;
! 5447: }
! 5448: return r0;
1.74 noro 5449: }
5450:
1.133 noro 5451: #if 1
5452: NODE nd_f4_red_q_main(ND_pairs sp0,int nsp,int trace,UINT *s0vect,int col,
1.107 noro 5453: NM_ind_pair *rvect,int *rhead,IndArray *imat,int nred)
5454: {
1.157 ! noro 5455: int spcol,sprow,a;
! 5456: int i,j,k,l,rank;
! 5457: NODE r0,r;
! 5458: ND_pairs sp;
! 5459: ND spol;
! 5460: Q **spmat;
! 5461: Q *svect,*v;
! 5462: int *colstat;
! 5463: struct oEGT eg0,eg1,eg2,eg_f4,eg_f4_1,eg_f4_2;
! 5464: int maxrs;
! 5465: int *spsugar;
! 5466: pointer *w;
! 5467:
! 5468: spcol = col-nred;
! 5469: get_eg(&eg0);
! 5470: /* elimination (1st step) */
! 5471: spmat = (Q **)ALLOCA(nsp*sizeof(Q *));
! 5472: svect = (Q *)ALLOCA(col*sizeof(Q));
! 5473: spsugar = (int *)ALLOCA(nsp*sizeof(Q));
! 5474: for ( a = sprow = 0, sp = sp0; a < nsp; a++, sp = NEXT(sp) ) {
! 5475: nd_sp(0,trace,sp,&spol);
! 5476: if ( !spol ) continue;
! 5477: nd_to_vect_q(s0vect,col,spol,svect);
! 5478: maxrs = ndv_reduce_vect_q(svect,trace,col,imat,rvect,nred);
! 5479: for ( i = 0; i < col; i++ ) if ( svect[i] ) break;
! 5480: if ( i < col ) {
! 5481: spmat[sprow] = v = (Q *)MALLOC(spcol*sizeof(Q));
! 5482: for ( j = k = 0; j < col; j++ )
! 5483: if ( !rhead[j] ) v[k++] = svect[j];
! 5484: spsugar[sprow] = MAX(maxrs,SG(spol));
! 5485: sprow++;
! 5486: }
! 5487: /* nd_free(spol); */
! 5488: }
! 5489: get_eg(&eg1); init_eg(&eg_f4_1); add_eg(&eg_f4_1,&eg0,&eg1);
! 5490: if ( DP_Print ) {
! 5491: fprintf(asir_out,"elim1=%fsec,",eg_f4_1.exectime+eg_f4_1.gctime);
! 5492: fflush(asir_out);
! 5493: }
! 5494: /* free index arrays */
! 5495: /* for ( i = 0; i < nred; i++ ) GC_free(imat[i]->index.c); */
! 5496:
! 5497: /* elimination (2nd step) */
! 5498: colstat = (int *)ALLOCA(spcol*sizeof(int));
! 5499: rank = nd_gauss_elim_q(spmat,spsugar,sprow,spcol,colstat);
! 5500: w = (pointer *)ALLOCA(rank*sizeof(pointer));
! 5501: for ( i = 0; i < rank; i++ ) {
! 5502: w[rank-i-1] = (pointer)vect_to_ndv_q(spmat[i],spcol,col,rhead,s0vect);
! 5503: SG((NDV)w[rank-i-1]) = spsugar[i];
! 5504: /* GC_free(spmat[i]); */
! 5505: }
1.138 noro 5506: #if 0
1.157 ! noro 5507: qsort(w,rank,sizeof(NDV),
! 5508: (int (*)(const void *,const void *))ndv_compare);
1.137 noro 5509: #endif
1.157 ! noro 5510: r0 = 0;
! 5511: for ( i = 0; i < rank; i++ ) {
! 5512: NEXTNODE(r0,r); BDY(r) = w[i];
! 5513: }
! 5514: if ( r0 ) NEXT(r) = 0;
! 5515:
! 5516: /* for ( ; i < sprow; i++ ) GC_free(spmat[i]); */
! 5517: get_eg(&eg2); init_eg(&eg_f4_2); add_eg(&eg_f4_2,&eg1,&eg2);
! 5518: init_eg(&eg_f4); add_eg(&eg_f4,&eg0,&eg2);
! 5519: if ( DP_Print ) {
! 5520: fprintf(asir_out,"elim2=%fsec\n",eg_f4_2.exectime+eg_f4_2.gctime);
! 5521: fprintf(asir_out,"nsp=%d,nred=%d,spmat=(%d,%d),rank=%d ",
! 5522: nsp,nred,sprow,spcol,rank);
! 5523: fprintf(asir_out,"%fsec\n",eg_f4.exectime+eg_f4.gctime);
! 5524: }
! 5525: return r0;
1.107 noro 5526: }
1.129 noro 5527: #else
5528: void printm(Q **mat,int row,int col)
5529: {
1.157 ! noro 5530: int i,j;
! 5531: printf("[");
! 5532: for ( i = 0; i < row; i++ ) {
! 5533: for ( j = 0; j < col; j++ ) {
! 5534: printexpr(CO,mat[i][j]); printf(" ");
! 5535: }
! 5536: printf("]\n");
! 5537: }
1.129 noro 5538: }
5539:
5540: NODE nd_f4_red_q_main(ND_pairs sp0,int nsp,UINT *s0vect,int col,
5541: NM_ind_pair *rvect,int *rhead,IndArray *imat,int nred)
5542: {
1.157 ! noro 5543: int row,a;
! 5544: int i,j,rank;
! 5545: NODE r0,r;
! 5546: ND_pairs sp;
! 5547: ND spol;
! 5548: Q **mat;
! 5549: int *colstat;
! 5550: int *sugar;
! 5551:
! 5552: row = nsp+nred;
! 5553: /* make the matrix */
! 5554: mat = (Q **)ALLOCA(row*sizeof(Q *));
! 5555: sugar = (int *)ALLOCA(row*sizeof(int));
! 5556: for ( row = a = 0, sp = sp0; a < nsp; a++, sp = NEXT(sp) ) {
! 5557: nd_sp(0,0,sp,&spol);
! 5558: if ( !spol ) continue;
! 5559: mat[row] = (Q *)MALLOC(col*sizeof(Q));
! 5560: nd_to_vect_q(s0vect,col,spol,mat[row]);
! 5561: sugar[row] = SG(spol);
! 5562: row++;
! 5563: }
! 5564: for ( i = 0; i < nred; i++, row++ ) {
! 5565: mat[row] = nm_ind_pair_to_vect(0,s0vect,col,rvect[i]);
! 5566: sugar[row] = rvect[i]->sugar;
! 5567: }
! 5568: /* elimination */
! 5569: colstat = (int *)ALLOCA(col*sizeof(int));
! 5570: rank = nd_gauss_elim_q(mat,sugar,row,col,colstat);
! 5571: r0 = 0;
! 5572: for ( i = 0; i < rank; i++ ) {
! 5573: for ( j = 0; j < col; j++ ) if ( mat[i][j] ) break;
! 5574: if ( j == col ) error("nd_f4_red_q_main : cannot happen");
! 5575: if ( rhead[j] ) continue;
! 5576: NEXTNODE(r0,r); BDY(r) =
! 5577: (pointer)plain_vect_to_ndv_q(mat[i],col,s0vect);
! 5578: SG((NDV)BDY(r)) = sugar[i];
! 5579: }
! 5580: if ( r0 ) NEXT(r) = 0;
! 5581: printf("\n");
! 5582: return r0;
1.129 noro 5583: }
5584: #endif
1.107 noro 5585:
1.74 noro 5586: FILE *nd_write,*nd_read;
5587:
5588: void nd_send_int(int a) {
1.157 ! noro 5589: write_int(nd_write,&a);
1.74 noro 5590: }
5591:
5592: void nd_send_intarray(int *p,int len) {
1.157 ! noro 5593: write_intarray(nd_write,p,len);
1.74 noro 5594: }
5595:
5596: int nd_recv_int() {
1.157 ! noro 5597: int a;
1.74 noro 5598:
1.157 ! noro 5599: read_int(nd_read,&a);
! 5600: return a;
1.74 noro 5601: }
5602:
5603: void nd_recv_intarray(int *p,int len) {
1.157 ! noro 5604: read_intarray(nd_read,p,len);
1.74 noro 5605: }
5606:
5607: void nd_send_ndv(NDV p) {
1.157 ! noro 5608: int len,i;
! 5609: NMV m;
1.74 noro 5610:
1.157 ! noro 5611: if ( !p ) nd_send_int(0);
! 5612: else {
! 5613: len = LEN(p);
! 5614: nd_send_int(len);
! 5615: m = BDY(p);
! 5616: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
! 5617: nd_send_int(CM(m));
! 5618: nd_send_intarray(DL(m),nd_wpd);
! 5619: }
! 5620: }
1.74 noro 5621: }
5622:
5623: void nd_send_nd(ND p) {
1.157 ! noro 5624: int len,i;
! 5625: NM m;
1.74 noro 5626:
1.157 ! noro 5627: if ( !p ) nd_send_int(0);
! 5628: else {
! 5629: len = LEN(p);
! 5630: nd_send_int(len);
! 5631: m = BDY(p);
! 5632: for ( i = 0; i < len; i++, m = NEXT(m) ) {
! 5633: nd_send_int(CM(m));
! 5634: nd_send_intarray(DL(m),nd_wpd);
! 5635: }
! 5636: }
1.74 noro 5637: }
1.65 noro 5638:
1.74 noro 5639: NDV nd_recv_ndv()
5640: {
1.157 ! noro 5641: int len,i;
! 5642: NMV m,m0;
! 5643: NDV r;
! 5644:
! 5645: len = nd_recv_int();
! 5646: if ( !len ) return 0;
! 5647: else {
! 5648: m0 = m = (NMV)GC_malloc_atomic_ignore_off_page(nmv_adv*len);
1.103 noro 5649: #if 0
1.157 ! noro 5650: ndv_alloc += len*nmv_adv;
1.103 noro 5651: #endif
1.157 ! noro 5652: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
! 5653: CM(m) = nd_recv_int();
! 5654: nd_recv_intarray(DL(m),nd_wpd);
! 5655: }
! 5656: MKNDV(nd_nvar,m0,len,r);
! 5657: return r;
! 5658: }
1.74 noro 5659: }
1.65 noro 5660:
1.74 noro 5661: int ox_exec_f4_red(Q proc)
5662: {
1.157 ! noro 5663: Obj obj;
! 5664: STRING fname;
! 5665: NODE arg;
! 5666: int s;
! 5667: extern int ox_need_conv,ox_file_io;
! 5668:
! 5669: MKSTR(fname,"nd_exec_f4_red");
! 5670: arg = mknode(2,proc,fname);
! 5671: Pox_cmo_rpc(arg,&obj);
! 5672: s = get_ox_server_id(QTOS(proc));
! 5673: nd_write = iofp[s].out;
! 5674: nd_read = iofp[s].in;
! 5675: ox_need_conv = ox_file_io = 0;
! 5676: return s;
1.74 noro 5677: }
5678:
1.133 noro 5679: NODE nd_f4_red_dist(int m,ND_pairs sp0,UINT *s0vect,int col,NODE rp0,ND_pairs *nz)
1.74 noro 5680: {
1.157 ! noro 5681: int nsp,nred;
! 5682: int i,rank,s;
! 5683: NODE rp,r0,r;
! 5684: ND_pairs sp;
! 5685: NM_ind_pair pair;
! 5686: NMV nmv;
! 5687: NM nm;
! 5688: NDV nf;
! 5689: Obj proc,dmy;
! 5690:
! 5691: ox_launch_main(0,0,&proc);
! 5692: s = ox_exec_f4_red((Q)proc);
! 5693:
! 5694: nd_send_int(m);
! 5695: nd_send_int(nd_nvar);
! 5696: nd_send_int(nd_bpe);
! 5697: nd_send_int(nd_wpd);
! 5698: nd_send_int(nmv_adv);
! 5699:
! 5700: saveobj(nd_write,dp_current_spec->obj); fflush(nd_write);
! 5701:
! 5702: nd_send_int(nd_psn);
! 5703: for ( i = 0; i < nd_psn; i++ ) nd_send_ndv(nd_ps[i]);
! 5704:
! 5705: for ( sp = sp0, nsp = 0; sp; sp = NEXT(sp), nsp++ );
! 5706: nd_send_int(nsp);
! 5707: for ( i = 0, sp = sp0; i < nsp; i++, sp = NEXT(sp) ) {
! 5708: nd_send_int(sp->i1); nd_send_int(sp->i2);
! 5709: }
! 5710:
! 5711: nd_send_int(col); nd_send_intarray(s0vect,col*nd_wpd);
! 5712:
! 5713: nred = length(rp0); nd_send_int(nred);
! 5714: for ( i = 0, rp = rp0; i < nred; i++, rp = NEXT(rp) ) {
! 5715: pair = (NM_ind_pair)BDY(rp);
! 5716: nd_send_int(pair->index);
! 5717: nd_send_intarray(pair->mul->dl,nd_wpd);
! 5718: }
! 5719: fflush(nd_write);
! 5720: rank = nd_recv_int();
! 5721: fprintf(asir_out,"rank=%d\n",rank);
! 5722: r0 = 0;
! 5723: for ( i = 0; i < rank; i++ ) {
! 5724: nf = nd_recv_ndv();
! 5725: NEXTNODE(r0,r); BDY(r) = (pointer)nf;
! 5726: }
! 5727: Pox_shutdown(mknode(1,proc),&dmy);
! 5728: return r0;
1.74 noro 5729: }
5730:
5731: /* server side */
5732:
5733: void nd_exec_f4_red_dist()
5734: {
1.157 ! noro 5735: int m,i,nsp,col,s0size,nred,spcol,j,k;
! 5736: NM_ind_pair *rp0;
! 5737: NDV nf;
! 5738: UINT *s0vect;
! 5739: IndArray *imat;
! 5740: int *rhead;
! 5741: int **spmat;
! 5742: UINT *svect,*v;
! 5743: ND_pairs *sp0;
! 5744: int *colstat;
! 5745: int a,sprow,rank;
! 5746: struct order_spec *ord;
! 5747: Obj ordspec;
! 5748: ND spol;
! 5749: int maxrs;
! 5750: int *spsugar;
! 5751:
! 5752: nd_read = iofp[0].in;
! 5753: nd_write = iofp[0].out;
! 5754: m = nd_recv_int();
! 5755: nd_nvar = nd_recv_int();
! 5756: nd_bpe = nd_recv_int();
! 5757: nd_wpd = nd_recv_int();
! 5758: nmv_adv = nd_recv_int();
! 5759:
! 5760: loadobj(nd_read,&ordspec);
! 5761: create_order_spec(0,ordspec,&ord);
! 5762: nd_init_ord(ord);
! 5763: nd_setup_parameters(nd_nvar,0);
! 5764:
! 5765: nd_psn = nd_recv_int();
! 5766: nd_ps = (NDV *)MALLOC(nd_psn*sizeof(NDV));
! 5767: nd_bound = (UINT **)MALLOC(nd_psn*sizeof(UINT *));
! 5768: for ( i = 0; i < nd_psn; i++ ) {
! 5769: nd_ps[i] = nd_recv_ndv();
! 5770: nd_bound[i] = ndv_compute_bound(nd_ps[i]);
! 5771: }
! 5772:
! 5773: nsp = nd_recv_int();
! 5774: sp0 = (ND_pairs *)MALLOC(nsp*sizeof(ND_pairs));
! 5775: for ( i = 0; i < nsp; i++ ) {
! 5776: NEWND_pairs(sp0[i]);
! 5777: sp0[i]->i1 = nd_recv_int(); sp0[i]->i2 = nd_recv_int();
! 5778: ndl_lcm(HDL(nd_ps[sp0[i]->i1]),HDL(nd_ps[sp0[i]->i2]),LCM(sp0[i]));
! 5779: }
! 5780:
! 5781: col = nd_recv_int();
! 5782: s0size = col*nd_wpd;
! 5783: s0vect = (UINT *)MALLOC(s0size*sizeof(UINT));
! 5784: nd_recv_intarray(s0vect,s0size);
! 5785:
! 5786: nred = nd_recv_int();
! 5787: rp0 = (NM_ind_pair *)MALLOC(nred*sizeof(NM_ind_pair));
! 5788: for ( i = 0; i < nred; i++ ) {
! 5789: rp0[i] = (NM_ind_pair)MALLOC(sizeof(struct oNM_ind_pair));
! 5790: rp0[i]->index = nd_recv_int();
! 5791: rp0[i]->mul = (NM)MALLOC(sizeof(struct oNM)+(nd_wpd-1)*sizeof(UINT));
! 5792: nd_recv_intarray(rp0[i]->mul->dl,nd_wpd);
! 5793: }
! 5794:
! 5795: spcol = col-nred;
! 5796: imat = (IndArray *)MALLOC(nred*sizeof(IndArray));
! 5797: rhead = (int *)MALLOC(col*sizeof(int));
! 5798: for ( i = 0; i < col; i++ ) rhead[i] = 0;
! 5799:
! 5800: /* construction of index arrays */
! 5801: for ( i = 0; i < nred; i++ ) {
! 5802: imat[i] = nm_ind_pair_to_vect_compress(m,s0vect,col,rp0[i]);
! 5803: rhead[imat[i]->head] = 1;
! 5804: }
! 5805:
! 5806: /* elimination (1st step) */
! 5807: spmat = (int **)MALLOC(nsp*sizeof(UINT *));
! 5808: svect = (UINT *)MALLOC(col*sizeof(UINT));
! 5809: spsugar = (int *)ALLOCA(nsp*sizeof(UINT));
! 5810: for ( a = sprow = 0; a < nsp; a++ ) {
! 5811: nd_sp(m,0,sp0[a],&spol);
! 5812: if ( !spol ) continue;
! 5813: nd_to_vect(m,s0vect,col,spol,svect);
! 5814: if ( m == -1 )
! 5815: maxrs = ndv_reduce_vect_sf(m,svect,col,imat,rp0,nred);
! 5816: else
! 5817: maxrs = ndv_reduce_vect(m,svect,col,imat,rp0,nred);
! 5818: for ( i = 0; i < col; i++ ) if ( svect[i] ) break;
! 5819: if ( i < col ) {
! 5820: spmat[sprow] = v = (UINT *)MALLOC(spcol*sizeof(UINT));
! 5821: for ( j = k = 0; j < col; j++ )
! 5822: if ( !rhead[j] ) v[k++] = svect[j];
! 5823: spsugar[sprow] = MAX(maxrs,SG(spol));
! 5824: sprow++;
! 5825: }
! 5826: nd_free(spol);
! 5827: }
! 5828: /* elimination (2nd step) */
! 5829: colstat = (int *)ALLOCA(spcol*sizeof(int));
! 5830: if ( m == -1 )
! 5831: rank = nd_gauss_elim_sf(spmat,spsugar,sprow,spcol,m,colstat);
! 5832: else
! 5833: rank = nd_gauss_elim_mod(spmat,spsugar,0,sprow,spcol,m,colstat);
! 5834: nd_send_int(rank);
! 5835: for ( i = 0; i < rank; i++ ) {
! 5836: nf = vect_to_ndv(spmat[i],spcol,col,rhead,s0vect);
! 5837: nd_send_ndv(nf);
! 5838: }
! 5839: fflush(nd_write);
1.107 noro 5840: }
5841:
1.113 noro 5842: int nd_gauss_elim_q(Q **mat0,int *sugar,int row,int col,int *colstat)
1.107 noro 5843: {
1.157 ! noro 5844: int mod,i,j,t,c,rank,rank0,inv;
! 5845: int *ci,*ri;
! 5846: Q dn;
! 5847: MAT m,nm;
! 5848: int **wmat;
! 5849:
! 5850: /* XXX */
! 5851: mod = 99999989;
! 5852: wmat = (int **)ALLOCA(row*sizeof(int *));
! 5853: for ( i = 0; i < row; i++ ) {
! 5854: wmat[i] = (int *)ALLOCA(col*sizeof(int));
! 5855: for ( j = 0; j < col; j++ ) {
! 5856: if ( mat0[i][j] ) {
! 5857: t = rem(NM(mat0[i][j]),mod);
! 5858: if ( SGN(mat0[i][j]) < 0 ) t = mod-t;
! 5859: wmat[i][j] = t;
! 5860: } else
! 5861: wmat[i][j] = 0;
! 5862: }
! 5863: }
! 5864: rank0 = nd_gauss_elim_mod(wmat,sugar,0,row,col,mod,colstat);
! 5865: NEWMAT(m); m->row = row; m->col = col; m->body = (pointer **)mat0;
! 5866: rank = generic_gauss_elim(m,&nm,&dn,&ri,&ci);
! 5867: if ( rank != rank0 )
! 5868: error("afo");
! 5869: for ( i = 0; i < row; i++ )
! 5870: for ( j = 0; j < col; j++ )
! 5871: mat0[i][j] = 0;
! 5872: c = col-rank;
! 5873: for ( i = 0; i < rank; i++ ) {
! 5874: mat0[i][ri[i]] = dn;
! 5875: for ( j = 0; j < c; j++ )
! 5876: mat0[i][ci[j]] = (Q)BDY(nm)[i][j];
! 5877: }
! 5878: inv = invm(rem(NM(dn),mod),mod);
! 5879: if ( SGN(dn) < 0 ) inv = mod-inv;
! 5880: for ( i = 0; i < row; i++ )
! 5881: for ( j = 0; j < col; j++ ) {
! 5882: if ( mat0[i][j] ) {
! 5883: t = rem(NM(mat0[i][j]),mod);
! 5884: if ( SGN(mat0[i][j]) < 0 ) t = mod-t;
! 5885: } else
! 5886: t = 0;
! 5887: c = dmar(t,inv,0,mod);
! 5888: if ( wmat[i][j] != c )
! 5889: error("afo");
! 5890: }
! 5891: return rank;
1.76 noro 5892: }
5893:
1.133 noro 5894: int nd_gauss_elim_mod(int **mat0,int *sugar,ND_pairs *spactive,int row,int col,int md,int *colstat)
1.76 noro 5895: {
1.157 ! noro 5896: int i,j,k,l,inv,a,rank,s;
! 5897: unsigned int *t,*pivot,*pk;
! 5898: unsigned int **mat;
! 5899: ND_pairs pair;
! 5900:
! 5901: mat = (unsigned int **)mat0;
! 5902: for ( rank = 0, j = 0; j < col; j++ ) {
! 5903: for ( i = rank; i < row; i++ )
! 5904: mat[i][j] %= md;
! 5905: for ( i = rank; i < row; i++ )
! 5906: if ( mat[i][j] )
! 5907: break;
! 5908: if ( i == row ) {
! 5909: colstat[j] = 0;
! 5910: continue;
! 5911: } else
! 5912: colstat[j] = 1;
! 5913: if ( i != rank ) {
! 5914: t = mat[i]; mat[i] = mat[rank]; mat[rank] = t;
! 5915: s = sugar[i]; sugar[i] = sugar[rank]; sugar[rank] = s;
! 5916: if ( spactive ) {
! 5917: pair = spactive[i]; spactive[i] = spactive[rank];
! 5918: spactive[rank] = pair;
! 5919: }
! 5920: }
! 5921: pivot = mat[rank];
! 5922: s = sugar[rank];
! 5923: inv = invm(pivot[j],md);
! 5924: for ( k = j, pk = pivot+k; k < col; k++, pk++ )
! 5925: if ( *pk ) {
! 5926: if ( *pk >= (unsigned int)md )
! 5927: *pk %= md;
! 5928: DMAR(*pk,inv,0,md,*pk)
! 5929: }
! 5930: for ( i = rank+1; i < row; i++ ) {
! 5931: t = mat[i];
! 5932: if ( a = t[j] ) {
! 5933: sugar[i] = MAX(sugar[i],s);
! 5934: red_by_vect(md,t+j,pivot+j,md-a,col-j);
! 5935: }
! 5936: }
! 5937: rank++;
! 5938: }
! 5939: for ( j = col-1, l = rank-1; j >= 0; j-- )
! 5940: if ( colstat[j] ) {
! 5941: pivot = mat[l];
! 5942: s = sugar[l];
! 5943: for ( i = 0; i < l; i++ ) {
! 5944: t = mat[i];
! 5945: t[j] %= md;
! 5946: if ( a = t[j] ) {
! 5947: sugar[i] = MAX(sugar[i],s);
! 5948: red_by_vect(md,t+j,pivot+j,md-a,col-j);
! 5949: }
! 5950: }
! 5951: l--;
! 5952: }
! 5953: for ( j = 0, l = 0; l < rank; j++ )
! 5954: if ( colstat[j] ) {
! 5955: t = mat[l];
! 5956: for ( k = j; k < col; k++ )
! 5957: if ( t[k] >= (unsigned int)md )
! 5958: t[k] %= md;
! 5959: l++;
! 5960: }
! 5961: return rank;
1.76 noro 5962: }
5963:
5964: int nd_gauss_elim_sf(int **mat0,int *sugar,int row,int col,int md,int *colstat)
5965: {
1.157 ! noro 5966: int i,j,k,l,inv,a,rank,s;
! 5967: unsigned int *t,*pivot,*pk;
! 5968: unsigned int **mat;
! 5969:
! 5970: mat = (unsigned int **)mat0;
! 5971: for ( rank = 0, j = 0; j < col; j++ ) {
! 5972: for ( i = rank; i < row; i++ )
! 5973: if ( mat[i][j] )
! 5974: break;
! 5975: if ( i == row ) {
! 5976: colstat[j] = 0;
! 5977: continue;
! 5978: } else
! 5979: colstat[j] = 1;
! 5980: if ( i != rank ) {
! 5981: t = mat[i]; mat[i] = mat[rank]; mat[rank] = t;
! 5982: s = sugar[i]; sugar[i] = sugar[rank]; sugar[rank] = s;
! 5983: }
! 5984: pivot = mat[rank];
! 5985: s = sugar[rank];
! 5986: inv = _invsf(pivot[j]);
! 5987: for ( k = j, pk = pivot+k; k < col; k++, pk++ )
! 5988: if ( *pk )
! 5989: *pk = _mulsf(*pk,inv);
! 5990: for ( i = rank+1; i < row; i++ ) {
! 5991: t = mat[i];
! 5992: if ( a = t[j] ) {
! 5993: sugar[i] = MAX(sugar[i],s);
! 5994: red_by_vect_sf(md,t+j,pivot+j,_chsgnsf(a),col-j);
! 5995: }
! 5996: }
! 5997: rank++;
! 5998: }
! 5999: for ( j = col-1, l = rank-1; j >= 0; j-- )
! 6000: if ( colstat[j] ) {
! 6001: pivot = mat[l];
! 6002: s = sugar[l];
! 6003: for ( i = 0; i < l; i++ ) {
! 6004: t = mat[i];
! 6005: if ( a = t[j] ) {
! 6006: sugar[i] = MAX(sugar[i],s);
! 6007: red_by_vect_sf(md,t+j,pivot+j,_chsgnsf(a),col-j);
! 6008: }
! 6009: }
! 6010: l--;
! 6011: }
! 6012: return rank;
1.77 noro 6013: }
6014:
6015: int ndv_ishomo(NDV p)
6016: {
1.157 ! noro 6017: NMV m;
! 6018: int len,h;
1.77 noro 6019:
1.157 ! noro 6020: if ( !p ) return 1;
! 6021: len = LEN(p);
! 6022: m = BDY(p);
! 6023: h = TD(DL(m));
! 6024: NMV_ADV(m);
! 6025: for ( len--; len; len--, NMV_ADV(m) )
! 6026: if ( TD(DL(m)) != h ) return 0;
! 6027: return 1;
1.77 noro 6028: }
6029:
6030: void ndv_save(NDV p,int index)
6031: {
1.157 ! noro 6032: FILE *s;
! 6033: char name[BUFSIZ];
! 6034: short id;
! 6035: int nv,sugar,len,n,i,td,e,j;
! 6036: NMV m;
! 6037: unsigned int *dl;
! 6038: int mpos;
! 6039:
! 6040: sprintf(name,"%s/%d",Demand,index);
! 6041: s = fopen(name,"w");
! 6042: savevl(s,0);
! 6043: if ( !p ) {
! 6044: saveobj(s,0);
! 6045: return;
! 6046: }
! 6047: id = O_DP;
! 6048: nv = NV(p);
! 6049: sugar = SG(p);
! 6050: len = LEN(p);
! 6051: write_short(s,&id); write_int(s,&nv); write_int(s,&sugar);
! 6052: write_int(s,&len);
! 6053:
! 6054: for ( m = BDY(p), i = 0; i < len; i++, NMV_ADV(m) ) {
! 6055: saveobj(s,(Obj)CQ(m));
! 6056: dl = DL(m);
! 6057: td = TD(dl);
! 6058: write_int(s,&td);
! 6059: for ( j = 0; j < nv; j++ ) {
! 6060: e = GET_EXP(dl,j);
! 6061: write_int(s,&e);
! 6062: }
! 6063: if ( nd_module ) {
! 6064: mpos = MPOS(dl); write_int(s,&mpos);
! 6065: }
! 6066: }
! 6067: fclose(s);
1.77 noro 6068: }
6069:
6070: NDV ndv_load(int index)
6071: {
1.157 ! noro 6072: FILE *s;
! 6073: char name[BUFSIZ];
! 6074: short id;
! 6075: int nv,sugar,len,n,i,td,e,j;
! 6076: NDV d;
! 6077: NMV m0,m;
! 6078: unsigned int *dl;
! 6079: Obj obj;
! 6080: int mpos;
! 6081:
! 6082: sprintf(name,"%s/%d",Demand,index);
! 6083: s = fopen(name,"r");
! 6084: if ( !s ) return 0;
! 6085:
! 6086: skipvl(s);
! 6087: read_short(s,&id);
! 6088: if ( !id ) return 0;
! 6089: read_int(s,&nv);
! 6090: read_int(s,&sugar);
! 6091: read_int(s,&len);
! 6092:
! 6093: m0 = m = MALLOC(len*nmv_adv);
! 6094: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
! 6095: loadobj(s,&obj); CQ(m) = (Q)obj;
! 6096: dl = DL(m);
! 6097: ndl_zero(dl);
! 6098: read_int(s,&td); TD(dl) = td;
! 6099: for ( j = 0; j < nv; j++ ) {
! 6100: read_int(s,&e);
! 6101: PUT_EXP(dl,j,e);
! 6102: }
! 6103: if ( nd_module ) {
! 6104: read_int(s,&mpos); MPOS(dl) = mpos;
! 6105: }
! 6106: if ( nd_blockmask ) ndl_weight_mask(dl);
! 6107: }
! 6108: fclose(s);
! 6109: MKNDV(nv,m0,len,d);
! 6110: SG(d) = sugar;
! 6111: return d;
1.99 noro 6112: }
6113:
1.102 noro 6114: void nd_det(int mod,MAT f,P *rp)
1.99 noro 6115: {
1.157 ! noro 6116: VL fv,tv;
! 6117: int n,i,j,max,e,nvar,sgn,k0,l0,len0,len,k,l,a;
! 6118: pointer **m;
! 6119: Q mone;
! 6120: P **w;
! 6121: P mp,r;
! 6122: NDV **dm;
! 6123: NDV *t,*mi,*mj;
! 6124: NDV d,s,mij,mjj;
! 6125: ND u;
! 6126: NMV nmv;
! 6127: UINT *bound;
! 6128: PGeoBucket bucket;
! 6129: struct order_spec *ord;
! 6130: Q dq,dt,ds;
! 6131: N gn,qn,dn0,nm,dn;
! 6132:
! 6133: create_order_spec(0,0,&ord);
! 6134: nd_init_ord(ord);
! 6135: get_vars((Obj)f,&fv);
! 6136: if ( f->row != f->col )
! 6137: error("nd_det : non-square matrix");
! 6138: n = f->row;
! 6139: m = f->body;
! 6140: for ( nvar = 0, tv = fv; tv; tv = NEXT(tv), nvar++ );
! 6141:
! 6142: if ( !nvar ) {
! 6143: if ( !mod )
! 6144: detp(CO,(P **)m,n,rp);
! 6145: else {
! 6146: w = (P **)almat_pointer(n,n);
! 6147: for ( i = 0; i < n; i++ )
! 6148: for ( j = 0; j < n; j++ )
! 6149: ptomp(mod,(P)m[i][j],&w[i][j]);
! 6150: detmp(CO,mod,w,n,&mp);
! 6151: mptop(mp,rp);
! 6152: }
! 6153: return;
! 6154: }
! 6155:
! 6156: if ( !mod ) {
! 6157: w = (P **)almat_pointer(n,n);
! 6158: dq = ONE;
! 6159: for ( i = 0; i < n; i++ ) {
! 6160: dn0 = ONEN;
! 6161: for ( j = 0; j < n; j++ ) {
! 6162: if ( !m[i][j] ) continue;
! 6163: lgp(m[i][j],&nm,&dn);
! 6164: gcdn(dn0,dn,&gn); divsn(dn0,gn,&qn); muln(qn,dn,&dn0);
! 6165: }
! 6166: if ( !UNIN(dn0) ) {
! 6167: NTOQ(dn0,1,ds);
! 6168: for ( j = 0; j < n; j++ )
! 6169: mulp(CO,(P)m[i][j],(P)ds,&w[i][j]);
! 6170: mulq(dq,ds,&dt); dq = dt;
! 6171: } else
! 6172: for ( j = 0; j < n; j++ )
! 6173: w[i][j] = (P)m[i][j];
! 6174: }
! 6175: m = (pointer **)w;
! 6176: }
! 6177:
! 6178: for ( i = 0, max = 0; i < n; i++ )
! 6179: for ( j = 0; j < n; j++ )
! 6180: for ( tv = fv; tv; tv = NEXT(tv) ) {
! 6181: e = getdeg(tv->v,(P)m[i][j]);
! 6182: max = MAX(e,max);
! 6183: }
! 6184: nd_setup_parameters(nvar,max);
! 6185: dm = (NDV **)almat_pointer(n,n);
! 6186: for ( i = 0, max = 0; i < n; i++ )
! 6187: for ( j = 0; j < n; j++ ) {
! 6188: dm[i][j] = ptondv(CO,fv,m[i][j]);
! 6189: if ( mod ) ndv_mod(mod,dm[i][j]);
! 6190: if ( dm[i][j] && !LEN(dm[i][j]) ) dm[i][j] = 0;
! 6191: }
! 6192: d = ptondv(CO,fv,(P)ONE);
! 6193: if ( mod ) ndv_mod(mod,d);
! 6194: chsgnq(ONE,&mone);
! 6195: for ( j = 0, sgn = 1; j < n; j++ ) {
! 6196: if ( DP_Print ) fprintf(stderr,".",j);
! 6197: for ( i = j; i < n && !dm[i][j]; i++ );
! 6198: if ( i == n ) {
! 6199: *rp = 0;
! 6200: return;
! 6201: }
! 6202: k0 = i; l0 = j; len0 = LEN(dm[k0][l0]);
! 6203: for ( k = j; k < n; k++ )
! 6204: for ( l = j; l < n; l++ )
! 6205: if ( dm[k][l] && LEN(dm[k][l]) < len0 ) {
! 6206: k0 = k; l0 = l; len0 = LEN(dm[k][l]);
! 6207: }
! 6208: if ( k0 != j ) {
! 6209: t = dm[j]; dm[j] = dm[k0]; dm[k0] = t;
! 6210: sgn = -sgn;
! 6211: }
! 6212: if ( l0 != j ) {
! 6213: for ( k = j; k < n; k++ ) {
! 6214: s = dm[k][j]; dm[k][j] = dm[k][l0]; dm[k][l0] = s;
! 6215: }
! 6216: sgn = -sgn;
! 6217: }
! 6218: bound = nd_det_compute_bound(dm,n,j);
! 6219: for ( k = 0; k < nd_nvar; k++ )
! 6220: if ( bound[k]*2 > nd_mask0 ) break;
! 6221: if ( k < nd_nvar )
! 6222: nd_det_reconstruct(dm,n,j,d);
! 6223:
! 6224: for ( i = j+1, mj = dm[j], mjj = mj[j]; i < n; i++ ) {
! 6225: /* if ( DP_Print ) fprintf(stderr," i=%d\n ",i); */
! 6226: mi = dm[i]; mij = mi[j];
! 6227: if ( mod )
! 6228: ndv_mul_c(mod,mij,mod-1);
! 6229: else
! 6230: ndv_mul_c_q(mij,mone);
! 6231: for ( k = j+1; k < n; k++ ) {
! 6232: /* if ( DP_Print ) fprintf(stderr,"k=%d ",k); */
! 6233: bucket = create_pbucket();
! 6234: if ( mi[k] ) {
! 6235: nmv = BDY(mjj); len = LEN(mjj);
! 6236: for ( a = 0; a < len; a++, NMV_ADV(nmv) ) {
! 6237: u = ndv_mul_nmv_trunc(mod,nmv,mi[k],DL(BDY(d)));
! 6238: add_pbucket(mod,bucket,u);
! 6239: }
! 6240: }
! 6241: if ( mj[k] && mij ) {
! 6242: nmv = BDY(mij); len = LEN(mij);
! 6243: for ( a = 0; a < len; a++, NMV_ADV(nmv) ) {
! 6244: u = ndv_mul_nmv_trunc(mod,nmv,mj[k],DL(BDY(d)));
! 6245: add_pbucket(mod,bucket,u);
! 6246: }
! 6247: }
! 6248: u = nd_quo(mod,bucket,d);
! 6249: mi[k] = ndtondv(mod,u);
! 6250: }
! 6251: /* if ( DP_Print ) fprintf(stderr,"\n",k); */
! 6252: }
! 6253: d = mjj;
! 6254: }
! 6255: if ( DP_Print ) fprintf(stderr,"\n",k);
! 6256: if ( sgn < 0 )
! 6257: if ( mod )
! 6258: ndv_mul_c(mod,d,mod-1);
! 6259: else
! 6260: ndv_mul_c_q(d,mone);
! 6261: r = ndvtop(mod,CO,fv,d);
! 6262: if ( !mod && !UNIQ(dq) )
! 6263: divsp(CO,r,(P)dq,rp);
! 6264: else
! 6265: *rp = r;
1.99 noro 6266: }
6267:
1.102 noro 6268: ND ndv_mul_nmv_trunc(int mod,NMV m0,NDV p,UINT *d)
1.99 noro 6269: {
1.157 ! noro 6270: NM mr,mr0;
! 6271: NM tnm;
! 6272: NMV m;
! 6273: UINT *d0,*dt,*dm;
! 6274: int c,n,td,i,c1,c2,len;
! 6275: Q q;
! 6276: ND r;
! 6277:
! 6278: if ( !p ) return 0;
! 6279: else {
! 6280: n = NV(p); m = BDY(p); len = LEN(p);
! 6281: d0 = DL(m0);
! 6282: td = TD(d);
! 6283: mr0 = 0;
! 6284: NEWNM(tnm);
! 6285: if ( mod ) {
! 6286: c = CM(m0);
! 6287: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
! 6288: ndl_add(DL(m),d0,DL(tnm));
! 6289: if ( ndl_reducible(DL(tnm),d) ) {
! 6290: NEXTNM(mr0,mr);
! 6291: c1 = CM(m); DMAR(c1,c,0,mod,c2); CM(mr) = c2;
! 6292: ndl_copy(DL(tnm),DL(mr));
! 6293: }
! 6294: }
! 6295: } else {
! 6296: q = CQ(m0);
! 6297: for ( i = 0; i < len; i++, NMV_ADV(m) ) {
! 6298: ndl_add(DL(m),d0,DL(tnm));
! 6299: if ( ndl_reducible(DL(tnm),d) ) {
! 6300: NEXTNM(mr0,mr);
! 6301: mulq(CQ(m),q,&CQ(mr));
! 6302: ndl_copy(DL(tnm),DL(mr));
! 6303: }
! 6304: }
! 6305: }
! 6306: if ( !mr0 )
! 6307: return 0;
! 6308: else {
! 6309: NEXT(mr) = 0;
! 6310: for ( len = 0, mr = mr0; mr; mr = NEXT(mr), len++ );
! 6311: MKND(NV(p),mr0,len,r);
! 6312: SG(r) = SG(p) + TD(d0);
! 6313: return r;
! 6314: }
! 6315: }
1.114 noro 6316: }
6317:
6318: void nd_det_reconstruct(NDV **dm,int n,int j,NDV d)
6319: {
1.157 ! noro 6320: int i,obpe,oadv,h,k,l;
! 6321: static NM prev_nm_free_list;
! 6322: EPOS oepos;
! 6323:
! 6324: obpe = nd_bpe;
! 6325: oadv = nmv_adv;
! 6326: oepos = nd_epos;
! 6327: if ( obpe < 2 ) nd_bpe = 2;
! 6328: else if ( obpe < 3 ) nd_bpe = 3;
! 6329: else if ( obpe < 4 ) nd_bpe = 4;
! 6330: else if ( obpe < 5 ) nd_bpe = 5;
! 6331: else if ( obpe < 6 ) nd_bpe = 6;
! 6332: else if ( obpe < 8 ) nd_bpe = 8;
! 6333: else if ( obpe < 10 ) nd_bpe = 10;
! 6334: else if ( obpe < 16 ) nd_bpe = 16;
! 6335: else if ( obpe < 32 ) nd_bpe = 32;
! 6336: else error("nd_det_reconstruct : exponent too large");
! 6337:
! 6338: nd_setup_parameters(nd_nvar,0);
! 6339: prev_nm_free_list = _nm_free_list;
! 6340: _nm_free_list = 0;
! 6341: for ( k = j; k < n; k++ )
! 6342: for (l = j; l < n; l++ )
! 6343: ndv_realloc(dm[k][l],obpe,oadv,oepos);
! 6344: ndv_realloc(d,obpe,oadv,oepos);
! 6345: prev_nm_free_list = 0;
1.114 noro 6346: #if 0
1.157 ! noro 6347: GC_gcollect();
1.114 noro 6348: #endif
6349: }
6350:
1.153 noro 6351: /* returns a UINT array containing degree bounds */
6352:
1.114 noro 6353: UINT *nd_det_compute_bound(NDV **dm,int n,int j)
6354: {
1.157 ! noro 6355: UINT *d0,*d1,*d,*t,*r;
! 6356: int k,l,i;
1.114 noro 6357:
1.157 ! noro 6358: d0 = (UINT *)MALLOC(nd_nvar*sizeof(UINT));
! 6359: for ( k = 0; k < nd_nvar; k++ ) d0[k] = 0;
! 6360: for ( k = j; k < n; k++ )
! 6361: for ( l = j; l < n; l++ )
! 6362: if ( dm[k][l] ) {
! 6363: d = ndv_compute_bound(dm[k][l]);
! 6364: for ( i = 0; i < nd_nvar; i++ )
! 6365: d0[i] = MAX(d0[i],d[i]);
! 6366: }
! 6367: return d0;
1.117 noro 6368: }
6369:
6370: DL nd_separate_d(UINT *d,UINT *trans)
6371: {
1.157 ! noro 6372: int n,td,i,e,j;
! 6373: DL a;
1.117 noro 6374:
1.157 ! noro 6375: ndl_zero(trans);
! 6376: td = 0;
! 6377: for ( i = 0; i < nd_ntrans; i++ ) {
! 6378: e = GET_EXP(d,i);
! 6379: PUT_EXP(trans,i,e);
! 6380: td += MUL_WEIGHT(e,i);
! 6381: }
! 6382: if ( nd_ntrans+nd_nalg < nd_nvar ) {
! 6383: /* homogenized */
! 6384: i = nd_nvar-1;
! 6385: e = GET_EXP(d,i);
! 6386: PUT_EXP(trans,i,e);
! 6387: td += MUL_WEIGHT(e,i);
! 6388: }
! 6389: TD(trans) = td;
! 6390: if ( nd_blockmask) ndl_weight_mask(trans);
! 6391: NEWDL(a,nd_nalg);
! 6392: td = 0;
! 6393: for ( i = 0; i < nd_nalg; i++ ) {
! 6394: j = nd_ntrans+i;
! 6395: e = GET_EXP(d,j);
! 6396: a->d[i] = e;
! 6397: td += e;
! 6398: }
! 6399: a->td = td;
! 6400: return a;
1.117 noro 6401: }
6402:
1.118 noro 6403: int nd_monic(int mod,ND *p)
1.117 noro 6404: {
1.157 ! noro 6405: UINT *trans,*t;
! 6406: DL alg;
! 6407: MP mp0,mp;
! 6408: NM m,m0,m1,ma0,ma,mb,mr0,mr;
! 6409: ND r;
! 6410: DL dl;
! 6411: DP nm;
! 6412: NDV ndv;
! 6413: DAlg inv,cd;
! 6414: ND s,c;
! 6415: Q l,mul;
! 6416: N ln;
! 6417: int n,ntrans,i,e,td,is_lc,len;
! 6418: NumberField nf;
! 6419: struct oEGT eg0,eg1;
! 6420:
! 6421: if ( !(nf = get_numberfield()) )
! 6422: error("nd_monic : current_numberfield is not set");
! 6423:
! 6424: /* Q coef -> DAlg coef */
! 6425: NEWNM(ma0); ma = ma0;
! 6426: m = BDY(*p);
! 6427: is_lc = 1;
! 6428: while ( 1 ) {
! 6429: NEWMP(mp0); mp = mp0;
! 6430: mp->c = (P)CQ(m);
! 6431: mp->dl = nd_separate_d(DL(m),DL(ma));
! 6432: NEWNM(mb);
! 6433: for ( m = NEXT(m); m; m = NEXT(m) ) {
! 6434: alg = nd_separate_d(DL(m),DL(mb));
! 6435: if ( !ndl_equal(DL(ma),DL(mb)) )
! 6436: break;
! 6437: NEXTMP(mp0,mp); mp->c = (P)CQ(m); mp->dl = alg;
! 6438: }
! 6439: NEXT(mp) = 0;
! 6440: MKDP(nd_nalg,mp0,nm);
! 6441: MKDAlg(nm,ONE,cd);
! 6442: if ( is_lc == 1 ) {
! 6443: /* if the lc is a rational number, we have nothing to do */
! 6444: if ( !mp0->dl->td )
! 6445: return 1;
! 6446:
! 6447: get_eg(&eg0);
! 6448: invdalg(cd,&inv);
! 6449: get_eg(&eg1); add_eg(&eg_invdalg,&eg0,&eg1);
! 6450: /* check the validity of inv */
! 6451: if ( mod && !rem(NM(inv->dn),mod) )
! 6452: return 0;
! 6453: CA(ma) = nf->one;
! 6454: is_lc = 0;
! 6455: ln = ONEN;
! 6456: } else {
! 6457: muldalg(cd,inv,&CA(ma));
! 6458: lcmn(ln,NM(CA(ma)->dn),&ln);
! 6459: }
! 6460: if ( m ) {
! 6461: NEXT(ma) = mb; ma = mb;
! 6462: } else {
! 6463: NEXT(ma) = 0;
! 6464: break;
! 6465: }
! 6466: }
! 6467: /* l = lcm(denoms) */
! 6468: NTOQ(ln,1,l);
! 6469: for ( mr0 = 0, m = ma0; m; m = NEXT(m) ) {
! 6470: divq(l,CA(m)->dn,&mul);
! 6471: for ( mp = BDY(CA(m)->nm); mp; mp = NEXT(mp) ) {
! 6472: NEXTNM(mr0,mr);
! 6473: mulq((Q)mp->c,mul,&CQ(mr));
! 6474: dl = mp->dl;
! 6475: td = TD(DL(m));
! 6476: ndl_copy(DL(m),DL(mr));
! 6477: for ( i = 0; i < nd_nalg; i++ ) {
! 6478: e = dl->d[i];
! 6479: PUT_EXP(DL(mr),i+nd_ntrans,e);
! 6480: td += MUL_WEIGHT(e,i+nd_ntrans);
! 6481: }
! 6482: TD(DL(mr)) = td;
! 6483: if ( nd_blockmask) ndl_weight_mask(DL(mr));
! 6484: if ( nd_module ) MPOS(DL(mr)) = MPOS(DL(m));
! 6485: }
! 6486: }
! 6487: NEXT(mr) = 0;
! 6488: for ( len = 0, mr = mr0; mr; mr = NEXT(mr), len++ );
! 6489: MKND(NV(*p),mr0,len,r);
! 6490: /* XXX */
! 6491: SG(r) = SG(*p);
! 6492: nd_free(*p);
! 6493: *p = r;
! 6494: return 1;
1.59 noro 6495: }
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