isl_map_private.h

   1 /*
   2  * Copyright 2008-2009 Katholieke Universiteit Leuven
   3  *
   4  * Use of this software is governed by the MIT license
   5  *
   6  * Written by Sven Verdoolaege, K.U.Leuven, Departement
   7  * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
   8  */
   9
  10 #ifndef ISL_MAP_PRIVATE_H
  11 #define ISL_MAP_PRIVATE_H
  12
  13 #define isl_basic_set   isl_basic_map
  14 #define isl_maybe_isl_basic_set isl_maybe_isl_basic_map
  15 #define isl_set         isl_map
  16 #define isl_basic_set_list      isl_basic_map_list
  17 #define isl_set_list    isl_map_list
  18 #include <isl/list.h>
  19 #include <isl/set.h>
  20 #include <isl/map.h>
  21 #include <isl_reordering.h>
  22 #include <isl/vec.h>
  23 #include <isl/hash.h>
  24 #include <isl_blk.h>
  25
  26 /* A "basic map" is a relation between two sets of variables,
  27  * called the "in" and "out" variables.
  28  * A "basic set" is a basic map with a zero-dimensional
  29  * domain.
  30  *
  31  * It is implemented as a set with two extra fields:
  32  * n_in is the number of in variables
  33  * n_out is the number of out variables
  34  * n_in + n_out should be equal to set.dim
  35  */
  36 struct isl_basic_map {
  37         int ref;
  38 #define ISL_BASIC_MAP_FINAL             (1 << 0)
  39 #define ISL_BASIC_MAP_EMPTY             (1 << 1)
  40 #define ISL_BASIC_MAP_NO_IMPLICIT       (1 << 2)
  41 #define ISL_BASIC_MAP_NO_REDUNDANT      (1 << 3)
  42 #define ISL_BASIC_MAP_RATIONAL          (1 << 4)
  43 #define ISL_BASIC_MAP_NORMALIZED        (1 << 5)
  44 #define ISL_BASIC_MAP_NORMALIZED_DIVS   (1 << 6)
  45 #define ISL_BASIC_MAP_ALL_EQUALITIES    (1 << 7)
  46 #define ISL_BASIC_MAP_REDUCED_COEFFICIENTS      (1 << 8)
  47 #define ISL_BASIC_SET_FINAL             (1 << 0)
  48 #define ISL_BASIC_SET_EMPTY             (1 << 1)
  49 #define ISL_BASIC_SET_NO_IMPLICIT       (1 << 2)
  50 #define ISL_BASIC_SET_NO_REDUNDANT      (1 << 3)
  51 #define ISL_BASIC_SET_RATIONAL          (1 << 4)
  52 #define ISL_BASIC_SET_NORMALIZED        (1 << 5)
  53 #define ISL_BASIC_SET_NORMALIZED_DIVS   (1 << 6)
  54 #define ISL_BASIC_SET_ALL_EQUALITIES    (1 << 7)
  55 #define ISL_BASIC_SET_REDUCED_COEFFICIENTS      (1 << 8)
  56         unsigned flags;
  57
  58         struct isl_ctx *ctx;
  59
  60         isl_space *dim;
  61         unsigned extra;
  62
  63         unsigned n_eq;
  64         unsigned n_ineq;
  65
  66         size_t c_size;
  67         isl_int **eq;
  68         isl_int **ineq;
  69
  70         unsigned n_div;
  71
  72         isl_int **div;
  73
  74         struct isl_vec *sample;
  75
  76         struct isl_blk block;
  77         struct isl_blk block2;
  78 };
  79
  80 #undef EL
  81 #define EL isl_basic_set
  82
  83 #include <isl_list_templ.h>
  84
  85 /* A "map" is a (possibly disjoint) union of basic maps.
  86  * A "set" is a (possibly disjoint) union of basic sets.
  87  *
  88  * Currently, the isl_set structure is identical to the isl_map structure
  89  * and the library depends on this correspondence internally.
  90  * However, users should not depend on this correspondence.
  91  */
  92 struct isl_map {
  93         int ref;
  94 #define ISL_MAP_DISJOINT                (1 << 0)
  95 #define ISL_MAP_NORMALIZED              (1 << 1)
  96 #define ISL_SET_DISJOINT                (1 << 0)
  97 #define ISL_SET_NORMALIZED              (1 << 1)
  98         unsigned flags;
  99
 100         struct isl_ctx *ctx;
 101
 102         isl_space *dim;
 103
 104         int n;
 105
 106         size_t size;
 107         struct isl_basic_map *p[1];
 108 };
 109
 110 #undef EL
 111 #define EL isl_set
 112
 113 #include <isl_list_templ.h>
 114
 115 __isl_give isl_basic_set *isl_basic_set_alloc(isl_ctx *ctx,
 116         unsigned nparam, unsigned dim, unsigned extra,
 117         unsigned n_eq, unsigned n_ineq);
 118 __isl_give isl_basic_set *isl_basic_set_extend(__isl_take isl_basic_set *base,
 119         unsigned nparam, unsigned dim, unsigned extra,
 120         unsigned n_eq, unsigned n_ineq);
 121 __isl_give isl_basic_set *isl_basic_set_extend_constraints(
 122         __isl_take isl_basic_set *base, unsigned n_eq, unsigned n_ineq);
 123 __isl_give isl_basic_set *isl_basic_set_finalize(
 124         __isl_take isl_basic_set *bset);
 125 __isl_give isl_basic_set *isl_basic_set_dup(__isl_keep isl_basic_set *bset);
 126 __isl_give isl_basic_set *isl_basic_set_simplify(
 127         __isl_take isl_basic_set *bset);
 128
 129 __isl_give isl_basic_map *isl_basic_map_alloc(isl_ctx *ctx,
 130         unsigned nparam, unsigned in, unsigned out, unsigned extra,
 131         unsigned n_eq, unsigned n_ineq);
 132 __isl_give isl_basic_map *isl_basic_map_mark_final(
 133         __isl_take isl_basic_map *bmap);
 134 __isl_give isl_basic_map *isl_basic_map_finalize(
 135         __isl_take isl_basic_map *bmap);
 136 __isl_give isl_basic_map *isl_basic_map_extend(__isl_take isl_basic_map *base,
 137         unsigned nparam, unsigned n_in, unsigned n_out, unsigned extra,
 138         unsigned n_eq, unsigned n_ineq);
 139 __isl_give isl_basic_map *isl_basic_map_extend_constraints(
 140         __isl_take isl_basic_map *base, unsigned n_eq, unsigned n_ineq);
 141 __isl_give isl_basic_map *isl_basic_map_simplify(
 142         __isl_take isl_basic_map *bmap);
 143
 144 __isl_give isl_set *isl_set_alloc(isl_ctx *ctx,
 145         unsigned nparam, unsigned dim, int n, unsigned flags);
 146 __isl_give isl_set *isl_set_add_basic_set(__isl_take isl_set *set,
 147         __isl_take isl_basic_set *bset);
 148 __isl_give isl_set *isl_set_finalize(__isl_take isl_set *set);
 149 __isl_give isl_set *isl_set_dup(__isl_keep isl_set *set);
 150
 151 __isl_give isl_map *isl_map_alloc(isl_ctx *ctx,
 152         unsigned nparam, unsigned in, unsigned out, int n, unsigned flags);
 153 __isl_give isl_map *isl_map_add_basic_map(__isl_take isl_map *map,
 154         __isl_take isl_basic_map *bmap);
 155 __isl_give isl_map *isl_map_dup(__isl_keep isl_map *map);
 156 __isl_give isl_map *isl_map_finalize(__isl_take isl_map *map);
 157
 158 __isl_give isl_basic_set *isl_basic_set_from_underlying_set(
 159         __isl_take isl_basic_set *bset, __isl_take isl_basic_set *like);
 160 __isl_give isl_set *isl_set_from_underlying_set(
 161         __isl_take isl_set *set, __isl_take isl_basic_set *like);
 162 __isl_give isl_set *isl_set_to_underlying_set(__isl_take isl_set *set);
 163
 164 __isl_give isl_map *isl_map_realign(__isl_take isl_map *map,
 165         __isl_take isl_reordering *r);
 166 __isl_give isl_set *isl_set_realign(__isl_take isl_set *set,
 167         __isl_take isl_reordering *r);
 168
 169 __isl_give isl_map *isl_map_reset(__isl_take isl_map *map,
 170         enum isl_dim_type type);
 171
 172 __isl_give isl_basic_set *isl_basic_set_reset_space(
 173         __isl_take isl_basic_set *bset, __isl_take isl_space *dim);
 174 __isl_give isl_basic_map *isl_basic_map_reset_space(
 175         __isl_take isl_basic_map *bmap, __isl_take isl_space *dim);
 176 __isl_give isl_map *isl_map_reset_space(__isl_take isl_map *map,
 177         __isl_take isl_space *dim);
 178
 179 unsigned isl_basic_map_offset(struct isl_basic_map *bmap,
 180                                         enum isl_dim_type type);
 181 unsigned isl_basic_set_offset(struct isl_basic_set *bset,
 182                                         enum isl_dim_type type);
 183
 184 int isl_basic_map_may_be_set(__isl_keep isl_basic_map *bmap);
 185 int isl_map_may_be_set(__isl_keep isl_map *map);
 186 int isl_map_compatible_domain(struct isl_map *map, struct isl_set *set);
 187 int isl_basic_map_compatible_domain(struct isl_basic_map *bmap,
 188                 struct isl_basic_set *bset);
 189 int isl_basic_map_compatible_range(struct isl_basic_map *bmap,
 190                 struct isl_basic_set *bset);
 191
 192 struct isl_basic_map *isl_basic_map_extend_space(struct isl_basic_map *base,
 193                 __isl_take isl_space *dim, unsigned extra,
 194                 unsigned n_eq, unsigned n_ineq);
 195 struct isl_basic_set *isl_basic_set_extend_space(struct isl_basic_set *base,
 196                 __isl_take isl_space *dim, unsigned extra,
 197                 unsigned n_eq, unsigned n_ineq);
 198 struct isl_basic_set *isl_basic_set_add_constraints(struct isl_basic_set *bset1,
 199                 struct isl_basic_set *bset2, unsigned pos);
 200
 201 struct isl_map *isl_map_grow(struct isl_map *map, int n);
 202 struct isl_set *isl_set_grow(struct isl_set *set, int n);
 203
 204 isl_bool isl_basic_set_contains(__isl_keep isl_basic_set *bset,
 205         __isl_keep isl_vec *vec);
 206 isl_bool isl_basic_map_contains(__isl_keep isl_basic_map *bmap,
 207         __isl_keep isl_vec *vec);
 208
 209 __isl_give isl_basic_set *isl_basic_set_alloc_space(__isl_take isl_space *dim,
 210                 unsigned extra, unsigned n_eq, unsigned n_ineq);
 211 __isl_give isl_set *isl_set_alloc_space(__isl_take isl_space *dim, int n,
 212         unsigned flags);
 213 __isl_give isl_basic_map *isl_basic_map_alloc_space(__isl_take isl_space *dim,
 214                 unsigned extra, unsigned n_eq, unsigned n_ineq);
 215 __isl_give isl_map *isl_map_alloc_space(__isl_take isl_space *dim, int n,
 216         unsigned flags);
 217
 218 unsigned isl_basic_map_total_dim(const struct isl_basic_map *bmap);
 219
 220 int isl_basic_map_alloc_equality(struct isl_basic_map *bmap);
 221 int isl_basic_set_alloc_equality(struct isl_basic_set *bset);
 222 int isl_basic_set_free_inequality(struct isl_basic_set *bset, unsigned n);
 223 int isl_basic_map_free_equality(struct isl_basic_map *bmap, unsigned n);
 224 int isl_basic_set_free_equality(struct isl_basic_set *bset, unsigned n);
 225 int isl_basic_set_alloc_inequality(struct isl_basic_set *bset);
 226 int isl_basic_map_alloc_inequality(struct isl_basic_map *bmap);
 227 int isl_basic_map_free_inequality(struct isl_basic_map *bmap, unsigned n);
 228 int isl_basic_map_alloc_div(struct isl_basic_map *bmap);
 229 int isl_basic_set_alloc_div(struct isl_basic_set *bset);
 230 int isl_basic_map_free_div(struct isl_basic_map *bmap, unsigned n);
 231 int isl_basic_set_free_div(struct isl_basic_set *bset, unsigned n);
 232 void isl_basic_map_inequality_to_equality(
 233                 struct isl_basic_map *bmap, unsigned pos);
 234 int isl_basic_map_drop_equality(struct isl_basic_map *bmap, unsigned pos);
 235 int isl_basic_set_drop_equality(struct isl_basic_set *bset, unsigned pos);
 236 int isl_basic_set_drop_inequality(struct isl_basic_set *bset, unsigned pos);
 237 int isl_basic_map_drop_inequality(struct isl_basic_map *bmap, unsigned pos);
 238 __isl_give isl_basic_set *isl_basic_set_add_eq(__isl_take isl_basic_set *bset,
 239         isl_int *eq);
 240 __isl_give isl_basic_map *isl_basic_map_add_eq(__isl_take isl_basic_map *bmap,
 241         isl_int *eq);
 242 __isl_give isl_basic_set *isl_basic_set_add_ineq(__isl_take isl_basic_set *bset,
 243         isl_int *ineq);
 244 __isl_give isl_basic_map *isl_basic_map_add_ineq(__isl_take isl_basic_map *bmap,
 245         isl_int *ineq);
 246
 247 __isl_give isl_basic_set *isl_basic_set_tighten_outward(
 248         __isl_take isl_basic_set *bset, __isl_keep isl_vec *vec);
 249
 250 int isl_inequality_negate(struct isl_basic_map *bmap, unsigned pos);
 251
 252 struct isl_basic_set *isl_basic_set_cow(struct isl_basic_set *bset);
 253 struct isl_basic_map *isl_basic_map_cow(struct isl_basic_map *bmap);
 254 struct isl_set *isl_set_cow(struct isl_set *set);
 255 struct isl_map *isl_map_cow(struct isl_map *map);
 256
 257 uint32_t isl_basic_map_get_hash(__isl_keep isl_basic_map *bmap);
 258
 259 struct isl_basic_map *isl_basic_map_set_to_empty(struct isl_basic_map *bmap);
 260 struct isl_basic_set *isl_basic_set_set_to_empty(struct isl_basic_set *bset);
 261 struct isl_basic_set *isl_basic_set_order_divs(struct isl_basic_set *bset);
 262 void isl_basic_map_swap_div(struct isl_basic_map *bmap, int a, int b);
 263 struct isl_basic_map *isl_basic_map_order_divs(struct isl_basic_map *bmap);
 264 __isl_give isl_map *isl_map_order_divs(__isl_take isl_map *map);
 265 struct isl_basic_map *isl_basic_map_align_divs(
 266                 struct isl_basic_map *dst, struct isl_basic_map *src);
 267 struct isl_basic_set *isl_basic_set_align_divs(
 268                 struct isl_basic_set *dst, struct isl_basic_set *src);
 269 __isl_give isl_map *isl_map_align_divs_to_basic_map_list(
 270         __isl_take isl_map *map, __isl_keep isl_basic_map_list *list);
 271 __isl_give isl_basic_map_list *isl_basic_map_list_align_divs_to_basic_map(
 272         __isl_take isl_basic_map_list *list, __isl_keep isl_basic_map *bmap);
 273 __isl_give isl_basic_map *isl_basic_map_sort_divs(
 274         __isl_take isl_basic_map *bmap);
 275 __isl_give isl_map *isl_map_sort_divs(__isl_take isl_map *map);
 276 struct isl_basic_map *isl_basic_map_gauss(
 277         struct isl_basic_map *bmap, int *progress);
 278 struct isl_basic_set *isl_basic_set_gauss(
 279         struct isl_basic_set *bset, int *progress);
 280 int isl_basic_map_constraint_cmp(__isl_keep isl_basic_map *bmap,
 281         isl_int *c1, isl_int *c2);
 282 __isl_give isl_basic_map *isl_basic_map_sort_constraints(
 283         __isl_take isl_basic_map *bmap);
 284 __isl_give isl_basic_set *isl_basic_set_sort_constraints(
 285         __isl_take isl_basic_set *bset);
 286 int isl_basic_map_plain_cmp(const __isl_keep isl_basic_map *bmap1,
 287         const __isl_keep isl_basic_map *bmap2);
 288 isl_bool isl_basic_map_plain_is_equal(__isl_keep isl_basic_map *bmap1,
 289         __isl_keep isl_basic_map *bmap2);
 290 struct isl_basic_map *isl_basic_map_normalize_constraints(
 291         struct isl_basic_map *bmap);
 292 struct isl_basic_set *isl_basic_set_normalize_constraints(
 293         struct isl_basic_set *bset);
 294 struct isl_basic_map *isl_basic_map_implicit_equalities(
 295                                                 struct isl_basic_map *bmap);
 296 struct isl_basic_set *isl_basic_map_underlying_set(struct isl_basic_map *bmap);
 297 __isl_give isl_basic_set *isl_basic_set_underlying_set(
 298                 __isl_take isl_basic_set *bset);
 299 __isl_give isl_basic_set_list *isl_basic_map_list_underlying_set(
 300         __isl_take isl_basic_map_list *list);
 301 struct isl_set *isl_map_underlying_set(struct isl_map *map);
 302 struct isl_basic_map *isl_basic_map_overlying_set(struct isl_basic_set *bset,
 303         struct isl_basic_map *like);
 304 __isl_give isl_basic_map *isl_basic_map_drop_constraint_involving_unknown_divs(
 305         __isl_take isl_basic_map *bmap);
 306 __isl_give isl_map *isl_map_drop_constraint_involving_unknown_divs(
 307         __isl_take isl_map *map);
 308 __isl_give isl_basic_set *isl_basic_set_drop_constraints_involving(
 309         __isl_take isl_basic_set *bset, unsigned first, unsigned n);
 310 __isl_give isl_basic_set *isl_basic_set_drop(__isl_take isl_basic_set *bset,
 311         enum isl_dim_type type, unsigned first, unsigned n);
 312 struct isl_basic_map *isl_basic_map_drop(struct isl_basic_map *bmap,
 313         enum isl_dim_type type, unsigned first, unsigned n);
 314 struct isl_set *isl_set_drop(struct isl_set *set,
 315         enum isl_dim_type type, unsigned first, unsigned n);
 316 struct isl_basic_set *isl_basic_set_drop_dims(
 317                 struct isl_basic_set *bset, unsigned first, unsigned n);
 318 struct isl_set *isl_set_drop_dims(
 319                 struct isl_set *set, unsigned first, unsigned n);
 320 struct isl_map *isl_map_drop_inputs(
 321                 struct isl_map *map, unsigned first, unsigned n);
 322 struct isl_map *isl_map_drop(struct isl_map *map,
 323         enum isl_dim_type type, unsigned first, unsigned n);
 324 __isl_give isl_basic_map *isl_basic_map_drop_unrelated_constraints(
 325         __isl_take isl_basic_map *bmap, __isl_take int *group);
 326
 327 __isl_give isl_basic_map *isl_basic_map_remove_duplicate_constraints(
 328         __isl_take isl_basic_map *bmap, int *progress, int detect_divs);
 329 __isl_give isl_basic_map *isl_basic_map_detect_inequality_pairs(
 330         __isl_take isl_basic_map *bmap, int *progress);
 331
 332 struct isl_map *isl_map_remove_empty_parts(struct isl_map *map);
 333 struct isl_set *isl_set_remove_empty_parts(struct isl_set *set);
 334 __isl_give isl_map *isl_map_remove_obvious_duplicates(__isl_take isl_map *map);
 335
 336 struct isl_set *isl_set_normalize(struct isl_set *set);
 337
 338 struct isl_set *isl_set_drop_vars(
 339                 struct isl_set *set, unsigned first, unsigned n);
 340
 341 struct isl_basic_map *isl_basic_map_eliminate_vars(
 342         struct isl_basic_map *bmap, unsigned pos, unsigned n);
 343 struct isl_basic_set *isl_basic_set_eliminate_vars(
 344         struct isl_basic_set *bset, unsigned pos, unsigned n);
 345
 346 __isl_give isl_map *isl_map_eliminate(__isl_take isl_map *map,
 347         enum isl_dim_type type, unsigned first, unsigned n);
 348 __isl_give isl_set *isl_set_eliminate(__isl_take isl_set *set,
 349         enum isl_dim_type type, unsigned first, unsigned n);
 350
 351 int isl_basic_set_constraint_is_redundant(struct isl_basic_set **bset,
 352         isl_int *c, isl_int *opt_n, isl_int *opt_d);
 353
 354 int isl_basic_map_add_div_constraint(__isl_keep isl_basic_map *bmap,
 355         unsigned div, int sign);
 356 int isl_basic_map_add_div_constraints(struct isl_basic_map *bmap, unsigned div);
 357 __isl_give isl_basic_map *isl_basic_map_add_known_div_constraints(
 358         __isl_take isl_basic_map *bmap);
 359 struct isl_basic_map *isl_basic_map_drop_redundant_divs(
 360         struct isl_basic_map *bmap);
 361 struct isl_basic_set *isl_basic_set_drop_redundant_divs(
 362         struct isl_basic_set *bset);
 363
 364 struct isl_basic_set *isl_basic_set_recession_cone(struct isl_basic_set *bset);
 365 struct isl_basic_set *isl_basic_set_lineality_space(struct isl_basic_set *bset);
 366
 367 struct isl_basic_set *isl_basic_set_set_rational(struct isl_basic_set *bset);
 368 __isl_give isl_set *isl_set_set_rational(__isl_take isl_set *set);
 369 __isl_give isl_basic_map *isl_basic_map_set_rational(
 370         __isl_take isl_basic_map *bmap);
 371 __isl_give isl_map *isl_map_set_rational(__isl_take isl_map *map);
 372
 373 int isl_map_has_rational(__isl_keep isl_map *map);
 374 int isl_set_has_rational(__isl_keep isl_set *set);
 375
 376 struct isl_mat;
 377
 378 struct isl_basic_set *isl_basic_set_preimage(struct isl_basic_set *bset,
 379         struct isl_mat *mat);
 380 struct isl_set *isl_set_preimage(struct isl_set *set, struct isl_mat *mat);
 381
 382 __isl_give isl_basic_map *isl_basic_map_transform_dims(
 383         __isl_take isl_basic_map *bmap, enum isl_dim_type type, unsigned first,
 384         __isl_take isl_mat *trans);
 385 __isl_give isl_basic_set *isl_basic_set_transform_dims(
 386         __isl_take isl_basic_set *bset, enum isl_dim_type type, unsigned first,
 387         __isl_take isl_mat *trans);
 388
 389 isl_int *isl_set_wrap_facet(__isl_keep isl_set *set,
 390         isl_int *facet, isl_int *ridge);
 391
 392 isl_bool isl_basic_map_contains_point(__isl_keep isl_basic_map *bmap,
 393         __isl_keep isl_point *point);
 394 isl_bool isl_set_contains_point(__isl_keep isl_set *set,
 395         __isl_keep isl_point *point);
 396
 397 int isl_basic_set_vars_get_sign(__isl_keep isl_basic_set *bset,
 398         unsigned first, unsigned n, int *signs);
 399 int isl_set_foreach_orthant(__isl_keep isl_set *set,
 400         int (*fn)(__isl_take isl_set *orthant, int *signs, void *user),
 401         void *user);
 402
 403 int isl_basic_map_add_div_constraints_var(__isl_keep isl_basic_map *bmap,
 404         unsigned pos, isl_int *div);
 405 int isl_basic_set_add_div_constraints_var(__isl_keep isl_basic_set *bset,
 406         unsigned pos, isl_int *div);
 407 int isl_basic_map_is_div_constraint(__isl_keep isl_basic_map *bmap,
 408         isl_int *constraint, unsigned div);
 409 int isl_basic_set_is_div_constraint(__isl_keep isl_basic_set *bset,
 410         isl_int *constraint, unsigned div);
 411
 412 __isl_give isl_basic_set *isl_basic_set_from_local_space(
 413         __isl_take isl_local_space *ls);
 414 __isl_give isl_basic_map *isl_basic_map_from_local_space(
 415         __isl_take isl_local_space *ls);
 416 __isl_give isl_basic_set *isl_basic_set_expand_divs(
 417         __isl_take isl_basic_set *bset, __isl_take isl_mat *div, int *exp);
 418
 419 __isl_give isl_basic_map *isl_basic_map_mark_div_unknown(
 420         __isl_take isl_basic_map *bmap, int div);
 421 isl_bool isl_basic_map_div_is_known(__isl_keep isl_basic_map *bmap, int div);
 422 int isl_basic_map_first_unknown_div(__isl_keep isl_basic_map *bmap);
 423 isl_bool isl_basic_map_divs_known(__isl_keep isl_basic_map *bmap);
 424 isl_bool isl_map_divs_known(__isl_keep isl_map *map);
 425 __isl_give isl_mat *isl_basic_set_get_divs(__isl_keep isl_basic_set *bset);
 426 __isl_give isl_mat *isl_basic_map_get_divs(__isl_keep isl_basic_map *bmap);
 427
 428 __isl_give isl_map *isl_map_inline_foreach_basic_map(__isl_take isl_map *map,
 429         __isl_give isl_basic_map *(*fn)(__isl_take isl_basic_map *bmap));
 430
 431 __isl_give isl_map *isl_map_align_params_map_map_and(
 432         __isl_take isl_map *map1, __isl_take isl_map *map2,
 433         __isl_give isl_map *(*fn)(__isl_take isl_map *map1,
 434                                     __isl_take isl_map *map2));
 435 isl_bool isl_map_align_params_map_map_and_test(__isl_keep isl_map *map1,
 436         __isl_keep isl_map *map2,
 437         isl_bool (*fn)(__isl_keep isl_map *map1, __isl_keep isl_map *map2));
 438
 439 int isl_basic_map_foreach_lexopt(__isl_keep isl_basic_map *bmap, int max,
 440         int (*fn)(__isl_take isl_basic_set *dom, __isl_take isl_aff_list *list,
 441                   void *user),
 442         void *user);
 443 int isl_basic_set_foreach_lexopt(__isl_keep isl_basic_set *bset, int max,
 444         int (*fn)(__isl_take isl_basic_set *dom, __isl_take isl_aff_list *list,
 445                   void *user),
 446         void *user);
 447
 448 __isl_give isl_set *isl_set_substitute(__isl_take isl_set *set,
 449         enum isl_dim_type type, unsigned pos, __isl_keep isl_aff *subs);
 450
 451 __isl_give isl_set *isl_set_gist_params_basic_set(__isl_take isl_set *set,
 452         __isl_take isl_basic_set *context);
 453
 454 int isl_map_compatible_range(__isl_keep isl_map *map, __isl_keep isl_set *set);
 455
 456 isl_bool isl_basic_map_plain_is_non_empty(__isl_keep isl_basic_map *bmap);
 457 isl_bool isl_basic_map_plain_is_single_valued(__isl_keep isl_basic_map *bmap);
 458
 459 int isl_map_is_set(__isl_keep isl_map *map);
 460
 461 int isl_basic_set_plain_dim_is_fixed(__isl_keep isl_basic_set *bset,
 462         unsigned dim, isl_int *val);
 463
 464 __isl_give isl_map *isl_map_plain_gist_basic_map(__isl_take isl_map *map,
 465         __isl_take isl_basic_map *context);
 466
 467 __isl_give isl_basic_map *isl_map_plain_unshifted_simple_hull(
 468         __isl_take isl_map *map);
 469 __isl_give isl_basic_set *isl_basic_set_plain_affine_hull(
 470         __isl_take isl_basic_set *bset);
 471 __isl_give isl_basic_map *isl_basic_map_plain_affine_hull(
 472         __isl_take isl_basic_map *bmap);
 473
 474 int isl_basic_set_dim_residue_class(struct isl_basic_set *bset,
 475         int pos, isl_int *modulo, isl_int *residue);
 476 int isl_set_dim_residue_class(struct isl_set *set,
 477         int pos, isl_int *modulo, isl_int *residue);
 478
 479 __isl_give isl_basic_set *isl_basic_set_fix(__isl_take isl_basic_set *bset,
 480         enum isl_dim_type type, unsigned pos, isl_int value);
 481 __isl_give isl_basic_map *isl_basic_map_fix(__isl_take isl_basic_map *bmap,
 482         enum isl_dim_type type, unsigned pos, isl_int value);
 483 __isl_give isl_set *isl_set_fix(__isl_take isl_set *set,
 484         enum isl_dim_type type, unsigned pos, isl_int value);
 485 int isl_map_plain_is_fixed(__isl_keep isl_map *map,
 486         enum isl_dim_type type, unsigned pos, isl_int *val);
 487
 488 int isl_basic_map_output_defining_equality(__isl_keep isl_basic_map *bmap,
 489         int pos, int *div, int *ineq);
 490
 491 __isl_give isl_basic_map *isl_basic_map_reduce_coefficients(
 492         __isl_take isl_basic_map *bmap);
 493
 494 __isl_give isl_basic_map *isl_basic_map_shift_div(
 495         __isl_take isl_basic_map *bmap, int div, int pos, isl_int shift);
 496
 497 __isl_give isl_basic_map_list *isl_map_get_basic_map_list(
 498         __isl_keep isl_map *map);
 499
 500 __isl_give isl_map *isl_map_fixed_power(__isl_take isl_map *map, isl_int exp);
 501
 502 int isl_basic_set_count_upto(__isl_keep isl_basic_set *bset,
 503         isl_int max, isl_int *count);
 504 int isl_set_count_upto(__isl_keep isl_set *set, isl_int max, isl_int *count);
 505
 506 #endif