2 * Copyright 2008-2009 Katholieke Universiteit Leuven
3 * Copyright 2010 INRIA Saclay
5 * Use of this software is governed by the GNU LGPLv2.1 license
7 * Written by Sven Verdoolaege, K.U.Leuven, Departement
8 * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
9 * and INRIA Saclay - Ile-de-France, Parc Club Orsay Universite,
10 * ZAC des vignes, 4 rue Jacques Monod, 91893 Orsay, France
17 #include <isl_polynomial_private.h>
18 #include <isl_printer_private.h>
19 #include <isl_dim_private.h>
20 #include <isl_map_private.h>
21 #include <isl_union_map.h>
23 static const char *s_to[2] = { " -> ", " \\to " };
24 static const char *s_and[2] = { " and ", " \\wedge " };
25 static const char *s_or[2] = { " or ", " \\vee " };
26 static const char *s_le[2] = { "<=", "\\le" };
27 static const char *s_ge[2] = { ">=", "\\ge" };
28 static const char *s_open_set[2] = { "{ ", "\\{\\, " };
29 static const char *s_close_set[2] = { " }", " \\,\\}" };
30 static const char *s_open_list[2] = { "[", "(" };
31 static const char *s_close_list[2] = { "]", ")" };
32 static const char *s_such_that[2] = { " : ", " \\mid " };
33 static const char *s_open_exists[2] = { "exists (", "\\exists \\, " };
34 static const char *s_close_exists[2] = { ")", "" };
35 static const char *s_div_prefix[2] = { "e", "\\alpha_" };
36 static const char *s_param_prefix[2] = { "p", "p_" };
37 static const char *s_input_prefix[2] = { "i", "i_" };
38 static const char *s_output_prefix[2] = { "o", "o_" };
40 static __isl_give isl_printer *print_constraint_polylib(
41 struct isl_basic_map *bmap, int ineq, int n, __isl_take isl_printer *p)
44 unsigned n_in = isl_basic_map_dim(bmap, isl_dim_in);
45 unsigned n_out = isl_basic_map_dim(bmap, isl_dim_out);
46 unsigned nparam = isl_basic_map_dim(bmap, isl_dim_param);
47 isl_int *c = ineq ? bmap->ineq[n] : bmap->eq[n];
49 p = isl_printer_start_line(p);
50 p = isl_printer_print_int(p, ineq);
51 for (i = 0; i < n_out; ++i) {
52 p = isl_printer_print_str(p, " ");
53 p = isl_printer_print_isl_int(p, c[1+nparam+n_in+i]);
55 for (i = 0; i < n_in; ++i) {
56 p = isl_printer_print_str(p, " ");
57 p = isl_printer_print_isl_int(p, c[1+nparam+i]);
59 for (i = 0; i < bmap->n_div; ++i) {
60 p = isl_printer_print_str(p, " ");
61 p = isl_printer_print_isl_int(p, c[1+nparam+n_in+n_out+i]);
63 for (i = 0; i < nparam; ++i) {
64 p = isl_printer_print_str(p, " ");
65 p = isl_printer_print_isl_int(p, c[1+i]);
67 p = isl_printer_print_str(p, " ");
68 p = isl_printer_print_isl_int(p, c[0]);
69 p = isl_printer_end_line(p);
73 static __isl_give isl_printer *print_constraints_polylib(
74 struct isl_basic_map *bmap, __isl_take isl_printer *p)
78 p = isl_printer_set_isl_int_width(p, 5);
80 for (i = 0; i < bmap->n_eq; ++i)
81 p = print_constraint_polylib(bmap, 0, i, p);
82 for (i = 0; i < bmap->n_ineq; ++i)
83 p = print_constraint_polylib(bmap, 1, i, p);
88 static __isl_give isl_printer *bset_print_constraints_polylib(
89 struct isl_basic_set *bset, __isl_take isl_printer *p)
91 return print_constraints_polylib((struct isl_basic_map *)bset, p);
94 static __isl_give isl_printer *isl_basic_map_print_polylib(
95 __isl_keep isl_basic_map *bmap, __isl_take isl_printer *p)
97 unsigned total = isl_basic_map_total_dim(bmap);
98 p = isl_printer_start_line(p);
99 p = isl_printer_print_int(p, bmap->n_eq + bmap->n_ineq);
100 p = isl_printer_print_str(p, " ");
101 p = isl_printer_print_int(p, 1 + total + 1);
102 p = isl_printer_end_line(p);
103 return print_constraints_polylib(bmap, p);
106 static __isl_give isl_printer *isl_basic_set_print_polylib(
107 __isl_keep isl_basic_set *bset, __isl_take isl_printer *p)
109 return isl_basic_map_print_polylib((struct isl_basic_map *)bset, p);
112 static __isl_give isl_printer *isl_map_print_polylib(__isl_keep isl_map *map,
113 __isl_take isl_printer *p)
117 p = isl_printer_start_line(p);
118 p = isl_printer_print_int(p, map->n);
119 p = isl_printer_end_line(p);
120 for (i = 0; i < map->n; ++i) {
121 p = isl_printer_start_line(p);
122 p = isl_printer_end_line(p);
123 p = isl_basic_map_print_polylib(map->p[i], p);
128 static __isl_give isl_printer *isl_set_print_polylib(__isl_keep isl_set *set,
129 __isl_take isl_printer *p)
131 return isl_map_print_polylib((struct isl_map *)set, p);
134 static int count_same_name(__isl_keep isl_dim *dim,
135 enum isl_dim_type type, unsigned pos, const char *name)
141 for (t = isl_dim_param; t <= type && t <= isl_dim_out; ++t) {
142 s = t == type ? pos : isl_dim_size(dim, t);
143 for (p = 0; p < s; ++p) {
144 const char *n = isl_dim_get_name(dim, t, p);
145 if (n && !strcmp(n, name))
152 static __isl_give isl_printer *print_name(__isl_keep isl_dim *dim,
153 __isl_take isl_printer *p, enum isl_dim_type type, unsigned pos,
160 name = type == isl_dim_div ? NULL : isl_dim_get_name(dim, type, pos);
164 if (type == isl_dim_param)
165 prefix = s_param_prefix[latex];
166 else if (type == isl_dim_div)
167 prefix = s_div_prefix[latex];
168 else if (set || type == isl_dim_in)
169 prefix = s_input_prefix[latex];
171 prefix = s_output_prefix[latex];
172 snprintf(buffer, sizeof(buffer), "%s%d", prefix, pos);
175 primes = count_same_name(dim, name == buffer ? isl_dim_div : type,
177 p = isl_printer_print_str(p, name);
179 p = isl_printer_print_str(p, "'");
183 static enum isl_dim_type pos2type(__isl_keep isl_dim *dim, unsigned *pos)
185 enum isl_dim_type type;
186 unsigned n_in = isl_dim_size(dim, isl_dim_in);
187 unsigned n_out = isl_dim_size(dim, isl_dim_out);
188 unsigned nparam = isl_dim_size(dim, isl_dim_param);
190 if (*pos < 1 + nparam) {
191 type = isl_dim_param;
193 } else if (*pos < 1 + nparam + n_in) {
196 } else if (*pos < 1 + nparam + n_in + n_out) {
198 *pos -= 1 + nparam + n_in;
201 *pos -= 1 + nparam + n_in + n_out;
207 static __isl_give isl_printer *print_term(__isl_keep isl_dim *dim,
208 isl_int c, unsigned pos, __isl_take isl_printer *p, int set, int latex)
210 enum isl_dim_type type;
213 return isl_printer_print_isl_int(p, c);
215 if (isl_int_is_one(c))
217 else if (isl_int_is_negone(c))
218 p = isl_printer_print_str(p, "-");
220 p = isl_printer_print_isl_int(p, c);
221 type = pos2type(dim, &pos);
222 p = print_name(dim, p, type, pos, set, latex);
226 static __isl_give isl_printer *print_affine_of_len(__isl_keep isl_dim *dim,
227 __isl_take isl_printer *p, isl_int *c, int len, int set)
232 for (i = 0, first = 1; i < len; ++i) {
234 if (isl_int_is_zero(c[i]))
237 if (isl_int_is_neg(c[i])) {
239 isl_int_neg(c[i], c[i]);
240 p = isl_printer_print_str(p, " - ");
242 p = isl_printer_print_str(p, " + ");
245 p = print_term(dim, c[i], i, p, set, 0);
247 isl_int_neg(c[i], c[i]);
250 p = isl_printer_print_str(p, "0");
254 static __isl_give isl_printer *print_affine(__isl_keep isl_basic_map *bmap,
255 __isl_keep isl_dim *dim, __isl_take isl_printer *p, isl_int *c, int set)
257 unsigned len = 1 + isl_basic_map_total_dim(bmap);
258 return print_affine_of_len(dim, p, c, len, set);
261 static int defining_equality(__isl_keep isl_basic_map *eq,
262 __isl_keep isl_dim *dim, enum isl_dim_type type, int pos)
270 pos += isl_dim_offset(dim, type);
271 total = isl_basic_map_total_dim(eq);
273 for (i = 0; i < eq->n_eq; ++i) {
274 if (isl_seq_last_non_zero(eq->eq[i] + 1, total) != pos)
276 if (isl_int_is_one(eq->eq[i][1 + pos]))
277 isl_seq_neg(eq->eq[i], eq->eq[i], 1 + total);
284 /* offset is the offset of local_dim inside global_type of global_dim.
286 static __isl_give isl_printer *print_nested_var_list(__isl_take isl_printer *p,
287 __isl_keep isl_dim *global_dim, enum isl_dim_type global_type,
288 __isl_keep isl_dim *local_dim, enum isl_dim_type local_type,
289 int set, int latex, __isl_keep isl_basic_map *eq, int offset)
293 if (global_dim != local_dim && local_type == isl_dim_out)
294 offset += local_dim->n_in;
296 for (i = 0; i < isl_dim_size(local_dim, local_type); ++i) {
298 p = isl_printer_print_str(p, ", ");
299 j = defining_equality(eq, global_dim, global_type, offset + i);
301 int pos = 1 + isl_dim_offset(global_dim, global_type)
303 p = print_affine_of_len(eq->dim, p, eq->eq[j], pos, set);
305 p = print_name(global_dim, p, global_type, offset + i,
312 static __isl_give isl_printer *print_var_list(__isl_keep isl_dim *dim,
313 __isl_take isl_printer *p, enum isl_dim_type type,
314 int set, int latex, __isl_keep isl_basic_map *eq)
316 return print_nested_var_list(p, dim, type, dim, type, set, latex, eq, 0);
319 static __isl_give isl_printer *print_nested_map_dim(__isl_take isl_printer *p,
320 __isl_keep isl_dim *global_dim, enum isl_dim_type global_type,
321 __isl_keep isl_dim *local_dim,
322 int set, int latex, __isl_keep isl_basic_map *eq, int offset);
324 static __isl_give isl_printer *print_nested_tuple(__isl_take isl_printer *p,
325 __isl_keep isl_dim *global_dim, enum isl_dim_type global_type,
326 __isl_keep isl_dim *local_dim, enum isl_dim_type local_type,
327 int set, int latex, __isl_keep isl_basic_map *eq, int offset)
329 const char *name = NULL;
330 unsigned n = isl_dim_size(local_dim, local_type);
331 if ((local_type == isl_dim_in || local_type == isl_dim_out)) {
332 name = isl_dim_get_tuple_name(local_dim, local_type);
335 p = isl_printer_print_str(p, "\\mathrm{");
336 p = isl_printer_print_str(p, name);
338 p = isl_printer_print_str(p, "}");
341 if (!latex || n != 1 || name)
342 p = isl_printer_print_str(p, s_open_list[latex]);
343 if ((local_type == isl_dim_in || local_type == isl_dim_out) &&
344 local_dim->nested[local_type - isl_dim_in]) {
345 if (global_dim != local_dim && local_type == isl_dim_out)
346 offset += local_dim->n_in;
347 p = print_nested_map_dim(p, global_dim, global_type,
348 local_dim->nested[local_type - isl_dim_in],
349 set, latex, eq, offset);
351 p = print_nested_var_list(p, global_dim, global_type,
352 local_dim, local_type, set, latex, eq, offset);
353 if (!latex || n != 1 || name)
354 p = isl_printer_print_str(p, s_close_list[latex]);
358 static __isl_give isl_printer *print_tuple(__isl_keep isl_dim *dim,
359 __isl_take isl_printer *p, enum isl_dim_type type,
360 int set, int latex, __isl_keep isl_basic_map *eq)
362 return print_nested_tuple(p, dim, type, dim, type, set, latex, eq, 0);
365 static __isl_give isl_printer *print_nested_map_dim(__isl_take isl_printer *p,
366 __isl_keep isl_dim *global_dim, enum isl_dim_type global_type,
367 __isl_keep isl_dim *local_dim,
368 int set, int latex, __isl_keep isl_basic_map *eq, int offset)
370 p = print_nested_tuple(p, global_dim, global_type,
371 local_dim, isl_dim_in, set, latex, eq, offset);
372 p = isl_printer_print_str(p, s_to[0]);
373 p = print_nested_tuple(p, global_dim, global_type,
374 local_dim, isl_dim_out, set, latex, eq, offset);
379 static __isl_give isl_printer *print_dim(__isl_keep isl_dim *dim,
380 __isl_take isl_printer *p, int set, int latex,
381 __isl_keep isl_basic_map *eq)
384 p = print_tuple(dim, p, isl_dim_set, 1, latex, eq);
386 p = print_tuple(dim, p, isl_dim_in, 0, latex, eq);
387 p = isl_printer_print_str(p, s_to[0]);
388 p = print_tuple(dim, p, isl_dim_out, 0, latex, eq);
394 static __isl_give isl_printer *print_omega_parameters(__isl_keep isl_dim *dim,
395 __isl_take isl_printer *p)
397 if (isl_dim_size(dim, isl_dim_param) == 0)
400 p = isl_printer_start_line(p);
401 p = isl_printer_print_str(p, "symbolic ");
402 p = print_var_list(dim, p, isl_dim_param, 0, 0, NULL);
403 p = isl_printer_print_str(p, ";");
404 p = isl_printer_end_line(p);
408 static __isl_give isl_printer *print_constraint(struct isl_basic_map *bmap,
409 __isl_keep isl_dim *dim, __isl_take isl_printer *p,
410 isl_int *c, int last, const char *op, int first_constraint, int set,
413 if (!first_constraint)
414 p = isl_printer_print_str(p, s_and[latex]);
416 isl_int_abs(c[last], c[last]);
418 p = print_term(dim, c[last], last, p, set, latex);
420 p = isl_printer_print_str(p, " ");
421 p = isl_printer_print_str(p, op);
422 p = isl_printer_print_str(p, " ");
424 isl_int_set_si(c[last], 0);
425 p = print_affine(bmap, dim, p, c, set);
430 static __isl_give isl_printer *print_constraints(__isl_keep isl_basic_map *bmap,
431 __isl_keep isl_dim *dim, __isl_take isl_printer *p, int set, int latex)
435 unsigned total = isl_basic_map_total_dim(bmap);
437 c = isl_vec_alloc(bmap->ctx, 1 + total);
441 for (i = bmap->n_eq - 1; i >= 0; --i) {
442 int l = isl_seq_last_non_zero(bmap->eq[i], 1 + total);
443 isl_assert(bmap->ctx, l >= 0, goto error);
444 if (isl_int_is_neg(bmap->eq[i][l]))
445 isl_seq_cpy(c->el, bmap->eq[i], 1 + total);
447 isl_seq_neg(c->el, bmap->eq[i], 1 + total);
448 p = print_constraint(bmap, dim, p, c->el, l,
449 "=", i == bmap->n_eq - 1, set, latex);
451 for (i = 0; i < bmap->n_ineq; ++i) {
452 int l = isl_seq_last_non_zero(bmap->ineq[i], 1 + total);
457 s = isl_int_sgn(bmap->ineq[i][l]);
459 isl_seq_cpy(c->el, bmap->ineq[i], 1 + total);
461 isl_seq_neg(c->el, bmap->ineq[i], 1 + total);
462 op = s < 0 ? s_le[latex] : s_ge[latex];
463 p = print_constraint(bmap, dim, p, c->el, l,
464 op, !bmap->n_eq && !i, set, latex);
475 static __isl_give isl_printer *print_omega_constraints(
476 __isl_keep isl_basic_map *bmap, __isl_take isl_printer *p, int set)
478 if (bmap->n_eq + bmap->n_ineq == 0)
481 p = isl_printer_print_str(p, ": ");
482 if (bmap->n_div > 0) {
484 p = isl_printer_print_str(p, "exists (");
485 for (i = 0; i < bmap->n_div; ++i) {
487 p = isl_printer_print_str(p, ", ");
488 p = print_name(bmap->dim, p, isl_dim_div, i, 0, 0);
490 p = isl_printer_print_str(p, ": ");
492 p = print_constraints(bmap, bmap->dim, p, set, 0);
494 p = isl_printer_print_str(p, ")");
498 static __isl_give isl_printer *basic_map_print_omega(
499 __isl_keep isl_basic_map *bmap, __isl_take isl_printer *p)
501 p = isl_printer_print_str(p, "{ [");
502 p = print_var_list(bmap->dim, p, isl_dim_in, 0, 0, NULL);
503 p = isl_printer_print_str(p, "] -> [");
504 p = print_var_list(bmap->dim, p, isl_dim_out, 0, 0, NULL);
505 p = isl_printer_print_str(p, "] ");
506 p = print_omega_constraints(bmap, p, 0);
507 p = isl_printer_print_str(p, " }");
511 static __isl_give isl_printer *isl_basic_map_print_omega(
512 __isl_keep isl_basic_map *bmap, __isl_take isl_printer *p)
514 p = print_omega_parameters(bmap->dim, p);
516 p = isl_printer_start_line(p);
517 p = basic_map_print_omega(bmap, p);
518 p = isl_printer_end_line(p);
522 static __isl_give isl_printer *basic_set_print_omega(
523 __isl_keep isl_basic_set *bset, __isl_take isl_printer *p)
525 p = isl_printer_print_str(p, "{ [");
526 p = print_var_list(bset->dim, p, isl_dim_set, 1, 0, NULL);
527 p = isl_printer_print_str(p, "] ");
528 p = print_omega_constraints((isl_basic_map *)bset, p, 1);
529 p = isl_printer_print_str(p, " }");
533 static __isl_give isl_printer *isl_basic_set_print_omega(
534 __isl_keep isl_basic_set *bset, __isl_take isl_printer *p)
536 p = print_omega_parameters(bset->dim, p);
538 p = isl_printer_start_line(p);
539 p = basic_set_print_omega(bset, p);
540 p = isl_printer_end_line(p);
544 static __isl_give isl_printer *isl_map_print_omega(__isl_keep isl_map *map,
545 __isl_take isl_printer *p)
549 p = print_omega_parameters(map->dim, p);
551 p = isl_printer_start_line(p);
552 for (i = 0; i < map->n; ++i) {
554 p = isl_printer_print_str(p, " union ");
555 p = basic_map_print_omega(map->p[i], p);
557 p = isl_printer_end_line(p);
561 static __isl_give isl_printer *isl_set_print_omega(__isl_keep isl_set *set,
562 __isl_take isl_printer *p)
566 p = print_omega_parameters(set->dim, p);
568 p = isl_printer_start_line(p);
569 for (i = 0; i < set->n; ++i) {
571 p = isl_printer_print_str(p, " union ");
572 p = basic_set_print_omega(set->p[i], p);
574 p = isl_printer_end_line(p);
578 static __isl_give isl_printer *print_disjunct(__isl_keep isl_basic_map *bmap,
579 __isl_keep isl_dim *dim, __isl_take isl_printer *p, int set, int latex)
581 if (bmap->n_div > 0) {
583 p = isl_printer_print_str(p, s_open_exists[latex]);
584 for (i = 0; i < bmap->n_div; ++i) {
586 p = isl_printer_print_str(p, ", ");
587 p = print_name(dim, p, isl_dim_div, i, 0, latex);
588 if (latex || isl_int_is_zero(bmap->div[i][0]))
590 p = isl_printer_print_str(p, " = [(");
591 p = print_affine(bmap, dim, p, bmap->div[i] + 1, set);
592 p = isl_printer_print_str(p, ")/");
593 p = isl_printer_print_isl_int(p, bmap->div[i][0]);
594 p = isl_printer_print_str(p, "]");
596 p = isl_printer_print_str(p, ": ");
599 p = print_constraints(bmap, dim, p, set, latex);
602 p = isl_printer_print_str(p, s_close_exists[latex]);
606 static __isl_give isl_printer *isl_basic_map_print_isl(
607 __isl_keep isl_basic_map *bmap, __isl_take isl_printer *p, int latex)
611 p = isl_printer_start_line(p);
612 if (isl_basic_map_dim(bmap, isl_dim_param) > 0) {
613 p = print_tuple(bmap->dim, p, isl_dim_param, 0, latex, NULL);
614 p = isl_printer_print_str(p, " -> ");
616 p = isl_printer_print_str(p, "{ ");
617 p = print_dim(bmap->dim, p, 0, latex, NULL);
618 p = isl_printer_print_str(p, " : ");
619 p = print_disjunct(bmap, bmap->dim, p, 0, latex);
620 p = isl_printer_print_str(p, " }");
621 p = isl_printer_end_line(p);
625 static __isl_give isl_printer *isl_basic_set_print_isl(
626 __isl_keep isl_basic_set *bset, __isl_take isl_printer *p, int latex)
630 p = isl_printer_start_line(p);
631 if (isl_basic_set_dim(bset, isl_dim_param) > 0) {
632 p = print_tuple(bset->dim, p, isl_dim_param, 0, latex, NULL);
633 p = isl_printer_print_str(p, " -> ");
635 p = isl_printer_print_str(p, "{ ");
636 p = print_dim(bset->dim, p, 1, latex, NULL);
637 p = isl_printer_print_str(p, " : ");
638 p = print_disjunct((isl_basic_map *)bset, bset->dim, p, 1, latex);
639 p = isl_printer_print_str(p, " }");
640 p = isl_printer_end_line(p);
644 static __isl_give isl_printer *print_disjuncts(__isl_keep isl_map *map,
645 __isl_take isl_printer *p, int set, int latex)
649 if (isl_map_fast_is_universe(map))
652 p = isl_printer_print_str(p, s_such_that[latex]);
654 p = isl_printer_print_str(p, "1 = 0");
655 for (i = 0; i < map->n; ++i) {
657 p = isl_printer_print_str(p, s_or[latex]);
658 if (map->n > 1 && map->p[i]->n_eq + map->p[i]->n_ineq > 1)
659 p = isl_printer_print_str(p, "(");
660 p = print_disjunct(map->p[i], map->dim, p, set, latex);
661 if (map->n > 1 && map->p[i]->n_eq + map->p[i]->n_ineq > 1)
662 p = isl_printer_print_str(p, ")");
667 struct isl_aff_split {
672 static void free_split(__isl_take struct isl_aff_split *split, int n)
679 for (i = 0; i < n; ++i) {
680 isl_basic_map_free(split[i].aff);
681 isl_map_free(split[i].map);
687 static __isl_give isl_basic_map *get_aff(__isl_take isl_basic_map *bmap)
690 unsigned nparam, n_in, n_out, total;
692 bmap = isl_basic_map_cow(bmap);
695 if (isl_basic_map_free_inequality(bmap, bmap->n_ineq) < 0)
698 nparam = isl_basic_map_dim(bmap, isl_dim_param);
699 n_in = isl_basic_map_dim(bmap, isl_dim_in);
700 n_out = isl_basic_map_dim(bmap, isl_dim_out);
701 total = isl_basic_map_dim(bmap, isl_dim_all);
702 for (i = bmap->n_eq - 1; i >= 0; --i) {
703 j = isl_seq_last_non_zero(bmap->eq[i] + 1, total);
704 if (j >= nparam && j < nparam + n_in + n_out &&
705 (isl_int_is_one(bmap->eq[i][1 + j]) ||
706 isl_int_is_negone(bmap->eq[i][1 + j])))
708 if (isl_basic_map_drop_equality(bmap, i) < 0)
712 bmap = isl_basic_map_finalize(bmap);
716 isl_basic_map_free(bmap);
720 static int aff_split_cmp(const void *p1, const void *p2)
722 const struct isl_aff_split *s1, *s2;
723 s1 = (const struct isl_aff_split *) p1;
724 s2 = (const struct isl_aff_split *) p2;
726 return isl_basic_map_fast_cmp(s1->aff, s2->aff);
729 static __isl_give isl_basic_map *drop_aff(__isl_take isl_basic_map *bmap,
730 __isl_keep isl_basic_map *aff)
738 total = isl_dim_total(bmap->dim);
740 for (i = bmap->n_eq - 1; i >= 0; --i) {
741 if (isl_seq_first_non_zero(bmap->eq[i] + 1 + total,
744 for (j = 0; j < aff->n_eq; ++j) {
745 if (!isl_seq_eq(bmap->eq[i], aff->eq[j], 1 + total) &&
746 !isl_seq_is_neg(bmap->eq[i], aff->eq[j], 1 + total))
748 if (isl_basic_map_drop_equality(bmap, i) < 0)
756 isl_basic_map_free(bmap);
760 static __isl_give struct isl_aff_split *split_aff(__isl_keep isl_map *map)
763 struct isl_aff_split *split;
765 split = isl_calloc_array(map->isl, struct isl_aff_split, map->n);
769 for (i = 0; i < map->n; ++i) {
771 split[i].aff = get_aff(isl_basic_map_copy(map->p[i]));
772 bmap = isl_basic_map_copy(map->p[i]);
773 bmap = isl_basic_map_cow(bmap);
774 bmap = drop_aff(bmap, split[i].aff);
775 split[i].map = isl_map_from_basic_map(bmap);
776 if (!split[i].aff || !split[i].map)
780 qsort(split, map->n, sizeof(struct isl_aff_split), &aff_split_cmp);
783 for (i = n - 1; i >= 1; --i) {
784 if (!isl_basic_map_fast_is_equal(split[i - 1].aff,
787 isl_basic_map_free(split[i].aff);
788 split[i - 1].map = isl_map_union(split[i - 1].map,
791 split[i] = split[n - 1];
792 split[n - 1].aff = NULL;
793 split[n - 1].map = NULL;
799 free_split(split, map->n);
803 static __isl_give isl_printer *print_split_map(__isl_take isl_printer *p,
804 struct isl_aff_split *split, int n, int set)
808 for (i = 0; i < n; ++i) {
813 dim = split[i].map->dim;
815 p = isl_printer_print_str(p, "; ");
816 p = print_dim(dim, p, set, 0, split[i].aff);
817 p = print_disjuncts(split[i].map, p, set, 0);
823 static __isl_give isl_printer *isl_map_print_isl_body(__isl_keep isl_map *map,
824 __isl_take isl_printer *p, int set)
826 struct isl_aff_split *split = NULL;
829 split = split_aff(map);
831 p = print_split_map(p, split, map->n, set);
833 p = print_dim(map->dim, p, set, 0, NULL);
834 p = print_disjuncts(map, p, set, 0);
836 free_split(split, map->n);
840 static __isl_give isl_printer *isl_map_print_isl(__isl_keep isl_map *map,
841 __isl_take isl_printer *p, int set)
843 if (isl_map_dim(map, isl_dim_param) > 0) {
844 p = print_tuple(map->dim, p, isl_dim_param, set, 0, NULL);
845 p = isl_printer_print_str(p, s_to[0]);
847 p = isl_printer_print_str(p, s_open_set[0]);
848 p = isl_map_print_isl_body(map, p, set);
849 p = isl_printer_print_str(p, s_close_set[0]);
853 static __isl_give isl_printer *print_latex_map(__isl_keep isl_map *map,
854 __isl_take isl_printer *p, __isl_keep isl_basic_map *aff, int set)
856 if (isl_map_dim(map, isl_dim_param) > 0) {
857 p = print_tuple(map->dim, p, isl_dim_param, set, 1, NULL);
858 p = isl_printer_print_str(p, s_to[1]);
860 p = isl_printer_print_str(p, s_open_set[1]);
861 p = print_dim(map->dim, p, set, 1, aff);
862 p = print_disjuncts(map, p, set, 1);
863 p = isl_printer_print_str(p, s_close_set[1]);
868 static __isl_give isl_printer *isl_map_print_latex(__isl_keep isl_map *map,
869 __isl_take isl_printer *p, int set)
872 struct isl_aff_split *split = NULL;
875 split = split_aff(map);
878 return print_latex_map(map, p, NULL, set);
880 for (i = 0; i < map->n; ++i) {
884 p = isl_printer_print_str(p, " \\cup ");
885 p = print_latex_map(split[i].map, p, split[i].aff, set);
888 free_split(split, map->n);
892 __isl_give isl_printer *isl_printer_print_basic_map(__isl_take isl_printer *p,
893 __isl_keep isl_basic_map *bmap)
897 if (p->output_format == ISL_FORMAT_ISL)
898 return isl_basic_map_print_isl(bmap, p, 0);
899 else if (p->output_format == ISL_FORMAT_OMEGA)
900 return isl_basic_map_print_omega(bmap, p);
901 isl_assert(bmap->ctx, 0, goto error);
907 void isl_basic_map_print(__isl_keep isl_basic_map *bmap, FILE *out, int indent,
908 const char *prefix, const char *suffix, unsigned output_format)
910 isl_printer *printer;
915 printer = isl_printer_to_file(bmap->ctx, out);
916 printer = isl_printer_set_indent(printer, indent);
917 printer = isl_printer_set_prefix(printer, prefix);
918 printer = isl_printer_set_suffix(printer, suffix);
919 printer = isl_printer_set_output_format(printer, output_format);
920 isl_printer_print_basic_map(printer, bmap);
922 isl_printer_free(printer);
925 __isl_give isl_printer *isl_printer_print_basic_set(__isl_take isl_printer *p,
926 __isl_keep isl_basic_set *bset)
931 if (p->output_format == ISL_FORMAT_ISL)
932 return isl_basic_set_print_isl(bset, p, 0);
933 else if (p->output_format == ISL_FORMAT_POLYLIB)
934 return isl_basic_set_print_polylib(bset, p);
935 else if (p->output_format == ISL_FORMAT_POLYLIB_CONSTRAINTS)
936 return bset_print_constraints_polylib(bset, p);
937 else if (p->output_format == ISL_FORMAT_OMEGA)
938 return isl_basic_set_print_omega(bset, p);
939 isl_assert(p->ctx, 0, goto error);
945 void isl_basic_set_print(struct isl_basic_set *bset, FILE *out, int indent,
946 const char *prefix, const char *suffix, unsigned output_format)
948 isl_printer *printer;
953 printer = isl_printer_to_file(bset->ctx, out);
954 printer = isl_printer_set_indent(printer, indent);
955 printer = isl_printer_set_prefix(printer, prefix);
956 printer = isl_printer_set_suffix(printer, suffix);
957 printer = isl_printer_set_output_format(printer, output_format);
958 isl_printer_print_basic_set(printer, bset);
960 isl_printer_free(printer);
963 __isl_give isl_printer *isl_printer_print_set(__isl_take isl_printer *p,
964 __isl_keep isl_set *set)
968 if (p->output_format == ISL_FORMAT_ISL)
969 return isl_map_print_isl((isl_map *)set, p, 1);
970 else if (p->output_format == ISL_FORMAT_POLYLIB)
971 return isl_set_print_polylib(set, p);
972 else if (p->output_format == ISL_FORMAT_OMEGA)
973 return isl_set_print_omega(set, p);
974 else if (p->output_format == ISL_FORMAT_LATEX)
975 return isl_map_print_latex((isl_map *)set, p, 1);
976 isl_assert(set->ctx, 0, goto error);
982 void isl_set_print(struct isl_set *set, FILE *out, int indent,
983 unsigned output_format)
985 isl_printer *printer;
990 printer = isl_printer_to_file(set->ctx, out);
991 printer = isl_printer_set_indent(printer, indent);
992 printer = isl_printer_set_output_format(printer, output_format);
993 printer = isl_printer_print_set(printer, set);
995 isl_printer_free(printer);
998 __isl_give isl_printer *isl_printer_print_map(__isl_take isl_printer *p,
999 __isl_keep isl_map *map)
1004 if (p->output_format == ISL_FORMAT_ISL)
1005 return isl_map_print_isl(map, p, 0);
1006 else if (p->output_format == ISL_FORMAT_POLYLIB)
1007 return isl_map_print_polylib(map, p);
1008 else if (p->output_format == ISL_FORMAT_OMEGA)
1009 return isl_map_print_omega(map, p);
1010 else if (p->output_format == ISL_FORMAT_LATEX)
1011 return isl_map_print_latex(map, p, 0);
1012 isl_assert(map->ctx, 0, goto error);
1014 isl_printer_free(p);
1018 struct isl_union_print_data {
1024 static int print_map_body(__isl_take isl_map *map, void *user)
1026 struct isl_union_print_data *data;
1027 data = (struct isl_union_print_data *)user;
1030 data->p = isl_printer_print_str(data->p, "; ");
1033 data->p = isl_map_print_isl_body(map, data->p, data->set);
1039 static __isl_give isl_printer *isl_union_map_print_isl(
1040 __isl_keep isl_union_map *umap, __isl_take isl_printer *p, int set)
1042 struct isl_union_print_data data = { p, set, 1 };
1044 dim = isl_union_map_get_dim(umap);
1045 if (isl_dim_size(dim, isl_dim_param) > 0) {
1046 p = print_tuple(dim, p, isl_dim_param, set, 0, NULL);
1047 p = isl_printer_print_str(p, s_to[0]);
1050 p = isl_printer_print_str(p, s_open_set[0]);
1051 isl_union_map_foreach_map(umap, &print_map_body, &data);
1053 p = isl_printer_print_str(p, s_close_set[0]);
1057 static int print_latex_map_body(__isl_take isl_map *map, void *user)
1059 struct isl_union_print_data *data;
1060 data = (struct isl_union_print_data *)user;
1063 data->p = isl_printer_print_str(data->p, " \\cup ");
1066 data->p = isl_map_print_latex(map, data->p, data->set);
1072 static __isl_give isl_printer *isl_union_map_print_latex(
1073 __isl_keep isl_union_map *umap, __isl_take isl_printer *p, int set)
1075 struct isl_union_print_data data = { p, set, 1 };
1076 isl_union_map_foreach_map(umap, &print_latex_map_body, &data);
1081 __isl_give isl_printer *isl_printer_print_union_map(__isl_take isl_printer *p,
1082 __isl_keep isl_union_map *umap)
1087 if (p->output_format == ISL_FORMAT_ISL)
1088 return isl_union_map_print_isl(umap, p, 0);
1089 if (p->output_format == ISL_FORMAT_LATEX)
1090 return isl_union_map_print_latex(umap, p, 0);
1092 isl_die(p->ctx, isl_error_invalid,
1093 "invalid output format for isl_union_map", goto error);
1095 isl_printer_free(p);
1099 __isl_give isl_printer *isl_printer_print_union_set(__isl_take isl_printer *p,
1100 __isl_keep isl_union_set *uset)
1105 if (p->output_format == ISL_FORMAT_ISL)
1106 return isl_union_map_print_isl((isl_union_map *)uset, p, 1);
1107 if (p->output_format == ISL_FORMAT_LATEX)
1108 return isl_union_map_print_latex((isl_union_map *)uset, p, 1);
1110 isl_die(p->ctx, isl_error_invalid,
1111 "invalid output format for isl_union_set", goto error);
1113 isl_printer_free(p);
1117 void isl_map_print(__isl_keep isl_map *map, FILE *out, int indent,
1118 unsigned output_format)
1120 isl_printer *printer;
1125 printer = isl_printer_to_file(map->ctx, out);
1126 printer = isl_printer_set_indent(printer, indent);
1127 printer = isl_printer_set_output_format(printer, output_format);
1128 printer = isl_printer_print_map(printer, map);
1130 isl_printer_free(printer);
1133 static int upoly_rec_n_non_zero(__isl_keep struct isl_upoly_rec *rec)
1138 for (i = 0, n = 0; i < rec->n; ++i)
1139 if (!isl_upoly_is_zero(rec->p[i]))
1145 static __isl_give isl_printer *print_div(__isl_keep isl_dim *dim,
1146 __isl_keep isl_mat *div, int pos, __isl_take isl_printer *p)
1148 int c = p->output_format == ISL_FORMAT_C;
1149 p = isl_printer_print_str(p, c ? "floord(" : "[(");
1150 p = print_affine_of_len(dim, p, div->row[pos] + 1, div->n_col - 1, 1);
1151 p = isl_printer_print_str(p, c ? ", " : ")/");
1152 p = isl_printer_print_isl_int(p, div->row[pos][0]);
1153 p = isl_printer_print_str(p, c ? ")" : "]");
1157 static __isl_give isl_printer *upoly_print_cst(__isl_keep struct isl_upoly *up,
1158 __isl_take isl_printer *p, int first)
1160 struct isl_upoly_cst *cst;
1163 cst = isl_upoly_as_cst(up);
1166 neg = !first && isl_int_is_neg(cst->n);
1168 p = isl_printer_print_str(p, neg ? " - " : " + ");
1170 isl_int_neg(cst->n, cst->n);
1171 if (isl_int_is_zero(cst->d)) {
1172 int sgn = isl_int_sgn(cst->n);
1173 p = isl_printer_print_str(p, sgn < 0 ? "-infty" :
1174 sgn == 0 ? "NaN" : "infty");
1176 p = isl_printer_print_isl_int(p, cst->n);
1178 isl_int_neg(cst->n, cst->n);
1179 if (!isl_int_is_zero(cst->d) && !isl_int_is_one(cst->d)) {
1180 p = isl_printer_print_str(p, "/");
1181 p = isl_printer_print_isl_int(p, cst->d);
1185 isl_printer_free(p);
1189 static __isl_give isl_printer *print_base(__isl_take isl_printer *p,
1190 __isl_keep isl_dim *dim, __isl_keep isl_mat *div, int var)
1194 total = isl_dim_total(dim);
1196 p = print_term(dim, dim->ctx->one, 1 + var, p, 1, 0);
1198 p = print_div(dim, div, var - total, p);
1202 static __isl_give isl_printer *print_pow(__isl_take isl_printer *p,
1203 __isl_keep isl_dim *dim, __isl_keep isl_mat *div, int var, int exp)
1205 p = print_base(p, dim, div, var);
1208 if (p->output_format == ISL_FORMAT_C) {
1210 for (i = 1; i < exp; ++i) {
1211 p = isl_printer_print_str(p, "*");
1212 p = print_base(p, dim, div, var);
1215 p = isl_printer_print_str(p, "^");
1216 p = isl_printer_print_int(p, exp);
1221 static __isl_give isl_printer *upoly_print(__isl_keep struct isl_upoly *up,
1222 __isl_keep isl_dim *dim, __isl_keep isl_mat *div,
1223 __isl_take isl_printer *p)
1226 struct isl_upoly_rec *rec;
1228 if (!p || !up || !dim || !div)
1231 if (isl_upoly_is_cst(up))
1232 return upoly_print_cst(up, p, 1);
1234 rec = isl_upoly_as_rec(up);
1237 n = upoly_rec_n_non_zero(rec);
1239 p = isl_printer_print_str(p, "(");
1240 for (i = 0, first = 1; i < rec->n; ++i) {
1241 if (isl_upoly_is_zero(rec->p[i]))
1243 if (isl_upoly_is_negone(rec->p[i])) {
1245 p = isl_printer_print_str(p, "-1");
1247 p = isl_printer_print_str(p, "-");
1249 p = isl_printer_print_str(p, " - ");
1250 } else if (isl_upoly_is_cst(rec->p[i]) &&
1251 !isl_upoly_is_one(rec->p[i]))
1252 p = upoly_print_cst(rec->p[i], p, first);
1255 p = isl_printer_print_str(p, " + ");
1256 if (i == 0 || !isl_upoly_is_one(rec->p[i]))
1257 p = upoly_print(rec->p[i], dim, div, p);
1262 if (!isl_upoly_is_one(rec->p[i]) &&
1263 !isl_upoly_is_negone(rec->p[i]))
1264 p = isl_printer_print_str(p, " * ");
1265 p = print_pow(p, dim, div, rec->up.var, i);
1268 p = isl_printer_print_str(p, ")");
1271 isl_printer_free(p);
1275 __isl_give isl_printer *isl_printer_print_qpolynomial(__isl_take isl_printer *p,
1276 __isl_keep isl_qpolynomial *qp)
1280 p = upoly_print(qp->upoly, qp->dim, qp->div, p);
1283 isl_printer_free(p);
1287 void isl_qpolynomial_print(__isl_keep isl_qpolynomial *qp, FILE *out,
1288 unsigned output_format)
1295 isl_assert(qp->dim->ctx, output_format == ISL_FORMAT_ISL, return);
1296 p = isl_printer_to_file(qp->dim->ctx, out);
1297 p = isl_printer_print_qpolynomial(p, qp);
1298 isl_printer_free(p);
1301 static __isl_give isl_printer *qpolynomial_fold_print(
1302 __isl_keep isl_qpolynomial_fold *fold, __isl_take isl_printer *p)
1306 if (fold->type == isl_fold_min)
1307 p = isl_printer_print_str(p, "min");
1308 else if (fold->type == isl_fold_max)
1309 p = isl_printer_print_str(p, "max");
1310 p = isl_printer_print_str(p, "(");
1311 for (i = 0; i < fold->n; ++i) {
1313 p = isl_printer_print_str(p, ", ");
1314 p = isl_printer_print_qpolynomial(p, fold->qp[i]);
1316 p = isl_printer_print_str(p, ")");
1320 __isl_give isl_printer *isl_printer_print_qpolynomial_fold(
1321 __isl_take isl_printer *p, __isl_keep isl_qpolynomial_fold *fold)
1325 p = qpolynomial_fold_print(fold, p);
1328 isl_printer_free(p);
1332 void isl_qpolynomial_fold_print(__isl_keep isl_qpolynomial_fold *fold,
1333 FILE *out, unsigned output_format)
1340 isl_assert(fold->dim->ctx, output_format == ISL_FORMAT_ISL, return);
1342 p = isl_printer_to_file(fold->dim->ctx, out);
1343 p = isl_printer_print_qpolynomial_fold(p, fold);
1345 isl_printer_free(p);
1348 static __isl_give isl_printer *isl_pwqp_print_isl_body(
1349 __isl_take isl_printer *p, __isl_keep isl_pw_qpolynomial *pwqp)
1353 for (i = 0; i < pwqp->n; ++i) {
1355 p = isl_printer_print_str(p, "; ");
1356 if (isl_dim_size(pwqp->p[i].set->dim, isl_dim_set) > 0 ||
1357 isl_dim_get_tuple_name(pwqp->p[i].set->dim, isl_dim_set)) {
1358 p = print_dim(pwqp->p[i].set->dim, p, 1, 0, NULL);
1359 p = isl_printer_print_str(p, " -> ");
1361 p = isl_printer_print_qpolynomial(p, pwqp->p[i].qp);
1362 p = print_disjuncts((isl_map *)pwqp->p[i].set, p, 1, 0);
1368 static __isl_give isl_printer *print_pw_qpolynomial_isl(
1369 __isl_take isl_printer *p, __isl_keep isl_pw_qpolynomial *pwqp)
1374 if (isl_dim_size(pwqp->dim, isl_dim_param) > 0) {
1375 p = print_tuple(pwqp->dim, p, isl_dim_param, 0, 0, NULL);
1376 p = isl_printer_print_str(p, " -> ");
1378 p = isl_printer_print_str(p, "{ ");
1380 if (isl_dim_size(pwqp->dim, isl_dim_set) > 0) {
1381 p = print_dim(pwqp->dim, p, 1, 0, NULL);
1382 p = isl_printer_print_str(p, " -> ");
1384 p = isl_printer_print_str(p, "0");
1386 p = isl_pwqp_print_isl_body(p, pwqp);
1387 p = isl_printer_print_str(p, " }");
1390 isl_printer_free(p);
1394 void isl_pw_qpolynomial_print(__isl_keep isl_pw_qpolynomial *pwqp, FILE *out,
1395 unsigned output_format)
1402 p = isl_printer_to_file(pwqp->dim->ctx, out);
1403 p = isl_printer_set_output_format(p, output_format);
1404 p = isl_printer_print_pw_qpolynomial(p, pwqp);
1406 isl_printer_free(p);
1409 static __isl_give isl_printer *isl_pwf_print_isl_body(
1410 __isl_take isl_printer *p, __isl_keep isl_pw_qpolynomial_fold *pwf)
1414 for (i = 0; i < pwf->n; ++i) {
1416 p = isl_printer_print_str(p, "; ");
1417 if (isl_dim_size(pwf->p[i].set->dim, isl_dim_set) > 0) {
1418 p = print_dim(pwf->p[i].set->dim, p, 1, 0, NULL);
1419 p = isl_printer_print_str(p, " -> ");
1421 p = qpolynomial_fold_print(pwf->p[i].fold, p);
1422 p = print_disjuncts((isl_map *)pwf->p[i].set, p, 1, 0);
1428 static __isl_give isl_printer *print_pw_qpolynomial_fold_isl(
1429 __isl_take isl_printer *p, __isl_keep isl_pw_qpolynomial_fold *pwf)
1431 if (isl_dim_size(pwf->dim, isl_dim_param) > 0) {
1432 p = print_tuple(pwf->dim, p, isl_dim_param, 0, 0, NULL);
1433 p = isl_printer_print_str(p, " -> ");
1435 p = isl_printer_print_str(p, "{ ");
1437 if (isl_dim_size(pwf->dim, isl_dim_set) > 0) {
1438 p = print_dim(pwf->dim, p, 1, 0, NULL);
1439 p = isl_printer_print_str(p, " -> ");
1441 p = isl_printer_print_str(p, "0");
1443 p = isl_pwf_print_isl_body(p, pwf);
1444 p = isl_printer_print_str(p, " }");
1448 static __isl_give isl_printer *print_affine_c(__isl_take isl_printer *p,
1449 __isl_keep isl_basic_set *bset, isl_int *c);
1451 static __isl_give isl_printer *print_name_c(__isl_take isl_printer *p,
1452 __isl_keep isl_basic_set *bset, enum isl_dim_type type, unsigned pos)
1454 if (type == isl_dim_div) {
1455 p = isl_printer_print_str(p, "floord(");
1456 p = print_affine_c(p, bset, bset->div[pos] + 1);
1457 p = isl_printer_print_str(p, ", ");
1458 p = isl_printer_print_isl_int(p, bset->div[pos][0]);
1459 p = isl_printer_print_str(p, ")");
1463 name = isl_dim_get_name(bset->dim, type, pos);
1466 p = isl_printer_print_str(p, name);
1471 static __isl_give isl_printer *print_term_c(__isl_take isl_printer *p,
1472 __isl_keep isl_basic_set *bset, isl_int c, unsigned pos)
1474 enum isl_dim_type type;
1475 unsigned nparam = isl_basic_set_dim(bset, isl_dim_param);
1478 return isl_printer_print_isl_int(p, c);
1480 if (isl_int_is_one(c))
1482 else if (isl_int_is_negone(c))
1483 p = isl_printer_print_str(p, "-");
1485 p = isl_printer_print_isl_int(p, c);
1486 p = isl_printer_print_str(p, "*");
1488 type = pos2type(bset->dim, &pos);
1489 p = print_name_c(p, bset, type, pos);
1493 static __isl_give isl_printer *print_affine_c(__isl_take isl_printer *p,
1494 __isl_keep isl_basic_set *bset, isl_int *c)
1498 unsigned len = 1 + isl_basic_set_total_dim(bset);
1500 for (i = 0, first = 1; i < len; ++i) {
1502 if (isl_int_is_zero(c[i]))
1505 if (isl_int_is_neg(c[i])) {
1507 isl_int_neg(c[i], c[i]);
1508 p = isl_printer_print_str(p, " - ");
1510 p = isl_printer_print_str(p, " + ");
1513 p = print_term_c(p, bset, c[i], i);
1515 isl_int_neg(c[i], c[i]);
1518 p = isl_printer_print_str(p, "0");
1522 static __isl_give isl_printer *print_constraint_c(__isl_take isl_printer *p,
1523 __isl_keep isl_basic_set *bset, isl_int *c, const char *op, int first)
1526 p = isl_printer_print_str(p, " && ");
1528 p = print_affine_c(p, bset, c);
1529 p = isl_printer_print_str(p, " ");
1530 p = isl_printer_print_str(p, op);
1531 p = isl_printer_print_str(p, " 0");
1535 static __isl_give isl_printer *print_basic_set_c(__isl_take isl_printer *p,
1536 __isl_keep isl_basic_set *bset)
1540 for (i = 0; i < bset->n_eq; ++i)
1541 p = print_constraint_c(p, bset, bset->eq[i], "==", !i);
1542 for (i = 0; i < bset->n_ineq; ++i)
1543 p = print_constraint_c(p, bset, bset->ineq[i], ">=",
1548 static __isl_give isl_printer *print_set_c(__isl_take isl_printer *p,
1549 __isl_keep isl_set *set)
1554 p = isl_printer_print_str(p, "0");
1556 for (i = 0; i < set->n; ++i) {
1558 p = isl_printer_print_str(p, " || ");
1560 p = isl_printer_print_str(p, "(");
1561 p = print_basic_set_c(p, set->p[i]);
1563 p = isl_printer_print_str(p, ")");
1568 static __isl_give isl_printer *print_qpolynomial_c(__isl_take isl_printer *p,
1569 __isl_keep isl_qpolynomial *qp)
1574 isl_qpolynomial_get_den(qp, &den);
1575 if (!isl_int_is_one(den)) {
1577 p = isl_printer_print_str(p, "(");
1578 qp = isl_qpolynomial_copy(qp);
1579 f = isl_qpolynomial_rat_cst(isl_dim_copy(qp->dim),
1580 den, qp->dim->ctx->one);
1581 qp = isl_qpolynomial_mul(qp, f);
1584 p = upoly_print(qp->upoly, qp->dim, qp->div, p);
1585 if (!isl_int_is_one(den)) {
1586 p = isl_printer_print_str(p, ")/");
1587 p = isl_printer_print_isl_int(p, den);
1588 isl_qpolynomial_free(qp);
1594 static __isl_give isl_printer *print_pw_qpolynomial_c(
1595 __isl_take isl_printer *p, __isl_keep isl_pw_qpolynomial *pwpq)
1599 if (pwpq->n == 1 && isl_set_fast_is_universe(pwpq->p[0].set))
1600 return print_qpolynomial_c(p, pwpq->p[0].qp);
1602 for (i = 0; i < pwpq->n; ++i) {
1603 p = isl_printer_print_str(p, "(");
1604 p = print_set_c(p, pwpq->p[i].set);
1605 p = isl_printer_print_str(p, ") ? (");
1606 p = print_qpolynomial_c(p, pwpq->p[i].qp);
1607 p = isl_printer_print_str(p, ") : ");
1610 p = isl_printer_print_str(p, "0");
1614 __isl_give isl_printer *isl_printer_print_pw_qpolynomial(
1615 __isl_take isl_printer *p, __isl_keep isl_pw_qpolynomial *pwqp)
1620 if (p->output_format == ISL_FORMAT_ISL)
1621 return print_pw_qpolynomial_isl(p, pwqp);
1622 else if (p->output_format == ISL_FORMAT_C)
1623 return print_pw_qpolynomial_c(p, pwqp);
1624 isl_assert(p->ctx, 0, goto error);
1626 isl_printer_free(p);
1630 static int print_pwqp_body(__isl_take isl_pw_qpolynomial *pwqp, void *user)
1632 struct isl_union_print_data *data;
1633 data = (struct isl_union_print_data *)user;
1636 data->p = isl_printer_print_str(data->p, "; ");
1639 data->p = isl_pwqp_print_isl_body(data->p, pwqp);
1640 isl_pw_qpolynomial_free(pwqp);
1645 static __isl_give isl_printer *print_union_pw_qpolynomial_isl(
1646 __isl_take isl_printer *p, __isl_keep isl_union_pw_qpolynomial *upwqp)
1648 struct isl_union_print_data data = { p, 1, 1 };
1650 dim = isl_union_pw_qpolynomial_get_dim(upwqp);
1651 if (isl_dim_size(dim, isl_dim_param) > 0) {
1652 p = print_tuple(dim, p, isl_dim_param, 1, 0, NULL);
1653 p = isl_printer_print_str(p, " -> ");
1656 p = isl_printer_print_str(p, "{ ");
1657 isl_union_pw_qpolynomial_foreach_pw_qpolynomial(upwqp, &print_pwqp_body,
1660 p = isl_printer_print_str(p, " }");
1664 __isl_give isl_printer *isl_printer_print_union_pw_qpolynomial(
1665 __isl_take isl_printer *p, __isl_keep isl_union_pw_qpolynomial *upwqp)
1670 if (p->output_format == ISL_FORMAT_ISL)
1671 return print_union_pw_qpolynomial_isl(p, upwqp);
1672 isl_die(p->ctx, isl_error_invalid,
1673 "invalid output format for isl_union_pw_qpolynomial",
1676 isl_printer_free(p);
1680 static __isl_give isl_printer *print_qpolynomial_fold_c(
1681 __isl_take isl_printer *p, __isl_keep isl_qpolynomial_fold *fold)
1685 for (i = 0; i < fold->n - 1; ++i)
1686 if (fold->type == isl_fold_min)
1687 p = isl_printer_print_str(p, "min(");
1688 else if (fold->type == isl_fold_max)
1689 p = isl_printer_print_str(p, "max(");
1691 for (i = 0; i < fold->n; ++i) {
1693 p = isl_printer_print_str(p, ", ");
1694 p = print_qpolynomial_c(p, fold->qp[i]);
1696 p = isl_printer_print_str(p, ")");
1701 static __isl_give isl_printer *print_pw_qpolynomial_fold_c(
1702 __isl_take isl_printer *p, __isl_keep isl_pw_qpolynomial_fold *pwf)
1706 if (pwf->n == 1 && isl_set_fast_is_universe(pwf->p[0].set))
1707 return print_qpolynomial_fold_c(p, pwf->p[0].fold);
1709 for (i = 0; i < pwf->n; ++i) {
1710 p = isl_printer_print_str(p, "(");
1711 p = print_set_c(p, pwf->p[i].set);
1712 p = isl_printer_print_str(p, ") ? (");
1713 p = print_qpolynomial_fold_c(p, pwf->p[i].fold);
1714 p = isl_printer_print_str(p, ") : ");
1717 p = isl_printer_print_str(p, "0");
1721 __isl_give isl_printer *isl_printer_print_pw_qpolynomial_fold(
1722 __isl_take isl_printer *p, __isl_keep isl_pw_qpolynomial_fold *pwf)
1727 if (p->output_format == ISL_FORMAT_ISL)
1728 return print_pw_qpolynomial_fold_isl(p, pwf);
1729 else if (p->output_format == ISL_FORMAT_C)
1730 return print_pw_qpolynomial_fold_c(p, pwf);
1731 isl_assert(p->ctx, 0, goto error);
1733 isl_printer_free(p);
1737 void isl_pw_qpolynomial_fold_print(__isl_keep isl_pw_qpolynomial_fold *pwf,
1738 FILE *out, unsigned output_format)
1745 p = isl_printer_to_file(pwf->dim->ctx, out);
1746 p = isl_printer_set_output_format(p, output_format);
1747 p = isl_printer_print_pw_qpolynomial_fold(p, pwf);
1749 isl_printer_free(p);
1752 static int print_pwf_body(__isl_take isl_pw_qpolynomial_fold *pwf, void *user)
1754 struct isl_union_print_data *data;
1755 data = (struct isl_union_print_data *)user;
1758 data->p = isl_printer_print_str(data->p, "; ");
1761 data->p = isl_pwf_print_isl_body(data->p, pwf);
1762 isl_pw_qpolynomial_fold_free(pwf);
1767 static __isl_give isl_printer *print_union_pw_qpolynomial_fold_isl(
1768 __isl_take isl_printer *p,
1769 __isl_keep isl_union_pw_qpolynomial_fold *upwf)
1771 struct isl_union_print_data data = { p, 1, 1 };
1773 dim = isl_union_pw_qpolynomial_fold_get_dim(upwf);
1774 if (isl_dim_size(dim, isl_dim_param) > 0) {
1775 p = print_tuple(dim, p, isl_dim_param, 1, 0, NULL);
1776 p = isl_printer_print_str(p, " -> ");
1779 p = isl_printer_print_str(p, "{ ");
1780 isl_union_pw_qpolynomial_fold_foreach_pw_qpolynomial_fold(upwf,
1781 &print_pwf_body, &data);
1783 p = isl_printer_print_str(p, " }");
1787 __isl_give isl_printer *isl_printer_print_union_pw_qpolynomial_fold(
1788 __isl_take isl_printer *p,
1789 __isl_keep isl_union_pw_qpolynomial_fold *upwf)
1794 if (p->output_format == ISL_FORMAT_ISL)
1795 return print_union_pw_qpolynomial_fold_isl(p, upwf);
1796 isl_die(p->ctx, isl_error_invalid,
1797 "invalid output format for isl_union_pw_qpolynomial_fold",
1800 isl_printer_free(p);