2 * Copyright 2008-2009 Katholieke Universiteit Leuven
4 * Use of this software is governed by the MIT license
6 * Written by Sven Verdoolaege, K.U.Leuven, Departement
7 * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
10 #ifndef ISL_MAP_PRIVATE_H
11 #define ISL_MAP_PRIVATE_H
13 #define isl_basic_set isl_basic_map
14 #define isl_set isl_map
15 #define isl_basic_set_list isl_basic_map_list
16 #define isl_set_list isl_map_list
18 ISL_DECLARE_LIST(basic_map
)
22 #include <isl_reordering.h>
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
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
36 struct isl_basic_map
{
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_SET_FINAL (1 << 0)
47 #define ISL_BASIC_SET_EMPTY (1 << 1)
48 #define ISL_BASIC_SET_NO_IMPLICIT (1 << 2)
49 #define ISL_BASIC_SET_NO_REDUNDANT (1 << 3)
50 #define ISL_BASIC_SET_RATIONAL (1 << 4)
51 #define ISL_BASIC_SET_NORMALIZED (1 << 5)
52 #define ISL_BASIC_SET_NORMALIZED_DIVS (1 << 6)
53 #define ISL_BASIC_SET_ALL_EQUALITIES (1 << 7)
72 struct isl_vec
*sample
;
75 struct isl_blk block2
;
79 #define EL isl_basic_set
81 #include <isl_list_templ.h>
83 /* A "map" is a (possibly disjoint) union of basic maps.
84 * A "set" is a (possibly disjoint) union of basic sets.
86 * Currently, the isl_set structure is identical to the isl_map structure
87 * and the library depends on this correspondence internally.
88 * However, users should not depend on this correspondence.
92 #define ISL_MAP_DISJOINT (1 << 0)
93 #define ISL_MAP_NORMALIZED (1 << 1)
94 #define ISL_SET_DISJOINT (1 << 0)
95 #define ISL_SET_NORMALIZED (1 << 1)
105 struct isl_basic_map
*p
[1];
111 #include <isl_list_templ.h>
113 __isl_give isl_map
*isl_map_realign(__isl_take isl_map
*map
,
114 __isl_take isl_reordering
*r
);
115 __isl_give isl_set
*isl_set_realign(__isl_take isl_set
*set
,
116 __isl_take isl_reordering
*r
);
118 __isl_give isl_map
*isl_map_reset(__isl_take isl_map
*map
,
119 enum isl_dim_type type
);
121 __isl_give isl_basic_set
*isl_basic_set_reset_space(
122 __isl_take isl_basic_set
*bset
, __isl_take isl_space
*dim
);
123 __isl_give isl_basic_map
*isl_basic_map_reset_space(
124 __isl_take isl_basic_map
*bmap
, __isl_take isl_space
*dim
);
125 __isl_give isl_map
*isl_map_reset_space(__isl_take isl_map
*map
,
126 __isl_take isl_space
*dim
);
128 unsigned isl_basic_map_offset(struct isl_basic_map
*bmap
,
129 enum isl_dim_type type
);
130 unsigned isl_basic_set_offset(struct isl_basic_set
*bset
,
131 enum isl_dim_type type
);
133 int isl_basic_map_may_be_set(__isl_keep isl_basic_map
*bmap
);
134 int isl_map_may_be_set(__isl_keep isl_map
*map
);
135 int isl_map_compatible_domain(struct isl_map
*map
, struct isl_set
*set
);
136 int isl_basic_map_compatible_domain(struct isl_basic_map
*bmap
,
137 struct isl_basic_set
*bset
);
138 int isl_basic_map_compatible_range(struct isl_basic_map
*bmap
,
139 struct isl_basic_set
*bset
);
141 struct isl_basic_map
*isl_basic_map_extend_space(struct isl_basic_map
*base
,
142 __isl_take isl_space
*dim
, unsigned extra
,
143 unsigned n_eq
, unsigned n_ineq
);
144 struct isl_basic_set
*isl_basic_set_extend_space(struct isl_basic_set
*base
,
145 __isl_take isl_space
*dim
, unsigned extra
,
146 unsigned n_eq
, unsigned n_ineq
);
147 struct isl_basic_set
*isl_basic_set_add_constraints(struct isl_basic_set
*bset1
,
148 struct isl_basic_set
*bset2
, unsigned pos
);
150 struct isl_map
*isl_map_grow(struct isl_map
*map
, int n
);
151 struct isl_set
*isl_set_grow(struct isl_set
*set
, int n
);
153 int isl_basic_set_contains(struct isl_basic_set
*bset
, struct isl_vec
*vec
);
154 int isl_basic_map_contains(struct isl_basic_map
*bmap
, struct isl_vec
*vec
);
156 __isl_give isl_basic_set
*isl_basic_set_alloc_space(__isl_take isl_space
*dim
,
157 unsigned extra
, unsigned n_eq
, unsigned n_ineq
);
158 __isl_give isl_set
*isl_set_alloc_space(__isl_take isl_space
*dim
, int n
,
160 __isl_give isl_basic_map
*isl_basic_map_alloc_space(__isl_take isl_space
*dim
,
161 unsigned extra
, unsigned n_eq
, unsigned n_ineq
);
162 __isl_give isl_map
*isl_map_alloc_space(__isl_take isl_space
*dim
, int n
,
165 unsigned isl_basic_map_total_dim(const struct isl_basic_map
*bmap
);
167 int isl_basic_map_alloc_equality(struct isl_basic_map
*bmap
);
168 int isl_basic_set_alloc_equality(struct isl_basic_set
*bset
);
169 int isl_basic_set_free_inequality(struct isl_basic_set
*bset
, unsigned n
);
170 int isl_basic_map_free_equality(struct isl_basic_map
*bmap
, unsigned n
);
171 int isl_basic_set_free_equality(struct isl_basic_set
*bset
, unsigned n
);
172 int isl_basic_set_alloc_inequality(struct isl_basic_set
*bset
);
173 int isl_basic_map_alloc_inequality(struct isl_basic_map
*bmap
);
174 int isl_basic_map_free_inequality(struct isl_basic_map
*bmap
, unsigned n
);
175 int isl_basic_map_alloc_div(struct isl_basic_map
*bmap
);
176 int isl_basic_set_alloc_div(struct isl_basic_set
*bset
);
177 int isl_basic_map_free_div(struct isl_basic_map
*bmap
, unsigned n
);
178 int isl_basic_set_free_div(struct isl_basic_set
*bset
, unsigned n
);
179 void isl_basic_map_inequality_to_equality(
180 struct isl_basic_map
*bmap
, unsigned pos
);
181 int isl_basic_map_drop_equality(struct isl_basic_map
*bmap
, unsigned pos
);
182 int isl_basic_set_drop_equality(struct isl_basic_set
*bset
, unsigned pos
);
183 int isl_basic_set_drop_inequality(struct isl_basic_set
*bset
, unsigned pos
);
184 int isl_basic_map_drop_inequality(struct isl_basic_map
*bmap
, unsigned pos
);
185 __isl_give isl_basic_set
*isl_basic_set_add_eq(__isl_take isl_basic_set
*bset
,
187 __isl_give isl_basic_map
*isl_basic_map_add_eq(__isl_take isl_basic_map
*bmap
,
189 __isl_give isl_basic_set
*isl_basic_set_add_ineq(__isl_take isl_basic_set
*bset
,
191 __isl_give isl_basic_map
*isl_basic_map_add_ineq(__isl_take isl_basic_map
*bmap
,
194 int isl_inequality_negate(struct isl_basic_map
*bmap
, unsigned pos
);
196 struct isl_basic_set
*isl_basic_set_cow(struct isl_basic_set
*bset
);
197 struct isl_basic_map
*isl_basic_map_cow(struct isl_basic_map
*bmap
);
198 struct isl_set
*isl_set_cow(struct isl_set
*set
);
199 struct isl_map
*isl_map_cow(struct isl_map
*map
);
201 struct isl_basic_map
*isl_basic_map_set_to_empty(struct isl_basic_map
*bmap
);
202 struct isl_basic_set
*isl_basic_set_set_to_empty(struct isl_basic_set
*bset
);
203 struct isl_basic_set
*isl_basic_set_order_divs(struct isl_basic_set
*bset
);
204 void isl_basic_map_swap_div(struct isl_basic_map
*bmap
, int a
, int b
);
205 struct isl_basic_map
*isl_basic_map_order_divs(struct isl_basic_map
*bmap
);
206 __isl_give isl_map
*isl_map_order_divs(__isl_take isl_map
*map
);
207 struct isl_basic_map
*isl_basic_map_align_divs(
208 struct isl_basic_map
*dst
, struct isl_basic_map
*src
);
209 struct isl_basic_set
*isl_basic_set_align_divs(
210 struct isl_basic_set
*dst
, struct isl_basic_set
*src
);
211 __isl_give isl_set
*isl_set_align_divs_to_basic_set_list(
212 __isl_take isl_set
*set
, __isl_keep isl_basic_set_list
*list
);
213 __isl_give isl_basic_map
*isl_basic_map_sort_divs(
214 __isl_take isl_basic_map
*bmap
);
215 __isl_give isl_map
*isl_map_sort_divs(__isl_take isl_map
*map
);
216 struct isl_basic_map
*isl_basic_map_gauss(
217 struct isl_basic_map
*bmap
, int *progress
);
218 struct isl_basic_set
*isl_basic_set_gauss(
219 struct isl_basic_set
*bset
, int *progress
);
220 __isl_give isl_basic_set
*isl_basic_set_sort_constraints(
221 __isl_take isl_basic_set
*bset
);
222 int isl_basic_map_plain_cmp(const __isl_keep isl_basic_map
*bmap1
,
223 const __isl_keep isl_basic_map
*bmap2
);
224 int isl_basic_map_plain_is_equal(__isl_keep isl_basic_map
*bmap1
,
225 __isl_keep isl_basic_map
*bmap2
);
226 struct isl_basic_map
*isl_basic_map_normalize_constraints(
227 struct isl_basic_map
*bmap
);
228 struct isl_basic_set
*isl_basic_set_normalize_constraints(
229 struct isl_basic_set
*bset
);
230 struct isl_basic_map
*isl_basic_map_implicit_equalities(
231 struct isl_basic_map
*bmap
);
232 struct isl_basic_set
*isl_basic_map_underlying_set(struct isl_basic_map
*bmap
);
233 __isl_give isl_basic_set
*isl_basic_set_underlying_set(
234 __isl_take isl_basic_set
*bset
);
235 __isl_give isl_basic_set_list
*isl_basic_set_list_underlying_set(
236 __isl_take isl_basic_set_list
*list
);
237 struct isl_set
*isl_map_underlying_set(struct isl_map
*map
);
238 struct isl_basic_map
*isl_basic_map_overlying_set(struct isl_basic_set
*bset
,
239 struct isl_basic_map
*like
);
240 __isl_give isl_basic_set
*isl_basic_set_drop_constraints_involving(
241 __isl_take isl_basic_set
*bset
, unsigned first
, unsigned n
);
242 __isl_give isl_basic_set
*isl_basic_set_drop(__isl_take isl_basic_set
*bset
,
243 enum isl_dim_type type
, unsigned first
, unsigned n
);
244 struct isl_basic_map
*isl_basic_map_drop(struct isl_basic_map
*bmap
,
245 enum isl_dim_type type
, unsigned first
, unsigned n
);
246 struct isl_set
*isl_set_drop(struct isl_set
*set
,
247 enum isl_dim_type type
, unsigned first
, unsigned n
);
248 struct isl_basic_set
*isl_basic_set_drop_dims(
249 struct isl_basic_set
*bset
, unsigned first
, unsigned n
);
250 struct isl_set
*isl_set_drop_dims(
251 struct isl_set
*set
, unsigned first
, unsigned n
);
252 struct isl_map
*isl_map_drop_inputs(
253 struct isl_map
*map
, unsigned first
, unsigned n
);
254 struct isl_map
*isl_map_drop(struct isl_map
*map
,
255 enum isl_dim_type type
, unsigned first
, unsigned n
);
257 __isl_give isl_basic_map
*isl_basic_map_remove_duplicate_constraints(
258 __isl_take isl_basic_map
*bmap
, int *progress
, int detect_divs
);
260 struct isl_map
*isl_map_remove_empty_parts(struct isl_map
*map
);
261 struct isl_set
*isl_set_remove_empty_parts(struct isl_set
*set
);
263 struct isl_set
*isl_set_normalize(struct isl_set
*set
);
265 struct isl_set
*isl_set_drop_vars(
266 struct isl_set
*set
, unsigned first
, unsigned n
);
268 struct isl_basic_map
*isl_basic_map_eliminate_vars(
269 struct isl_basic_map
*bmap
, unsigned pos
, unsigned n
);
270 struct isl_basic_set
*isl_basic_set_eliminate_vars(
271 struct isl_basic_set
*bset
, unsigned pos
, unsigned n
);
273 __isl_give isl_map
*isl_map_eliminate(__isl_take isl_map
*map
,
274 enum isl_dim_type type
, unsigned first
, unsigned n
);
275 __isl_give isl_set
*isl_set_eliminate(__isl_take isl_set
*set
,
276 enum isl_dim_type type
, unsigned first
, unsigned n
);
278 int isl_basic_set_constraint_is_redundant(struct isl_basic_set
**bset
,
279 isl_int
*c
, isl_int
*opt_n
, isl_int
*opt_d
);
281 int isl_basic_map_add_div_constraint(__isl_keep isl_basic_map
*bmap
,
282 unsigned div
, int sign
);
283 int isl_basic_map_add_div_constraints(struct isl_basic_map
*bmap
, unsigned div
);
284 __isl_give isl_basic_map
*isl_basic_map_add_known_div_constraints(
285 __isl_take isl_basic_map
*bmap
);
286 struct isl_basic_map
*isl_basic_map_drop_redundant_divs(
287 struct isl_basic_map
*bmap
);
288 struct isl_basic_set
*isl_basic_set_drop_redundant_divs(
289 struct isl_basic_set
*bset
);
291 struct isl_basic_set
*isl_basic_set_recession_cone(struct isl_basic_set
*bset
);
292 struct isl_basic_set
*isl_basic_set_lineality_space(struct isl_basic_set
*bset
);
294 struct isl_basic_set
*isl_basic_set_set_rational(struct isl_basic_set
*bset
);
295 __isl_give isl_set
*isl_set_set_rational(__isl_take isl_set
*set
);
296 __isl_give isl_basic_map
*isl_basic_map_set_rational(
297 __isl_take isl_basic_map
*bmap
);
298 __isl_give isl_map
*isl_map_set_rational(__isl_take isl_map
*map
);
300 int isl_map_has_rational(__isl_keep isl_map
*map
);
301 int isl_set_has_rational(__isl_keep isl_set
*set
);
305 struct isl_basic_set
*isl_basic_set_preimage(struct isl_basic_set
*bset
,
306 struct isl_mat
*mat
);
307 struct isl_set
*isl_set_preimage(struct isl_set
*set
, struct isl_mat
*mat
);
309 __isl_give isl_basic_set
*isl_basic_set_transform_dims(
310 __isl_take isl_basic_set
*bset
, enum isl_dim_type type
, unsigned first
,
311 __isl_take isl_mat
*trans
);
313 isl_int
*isl_set_wrap_facet(__isl_keep isl_set
*set
,
314 isl_int
*facet
, isl_int
*ridge
);
316 int isl_basic_map_contains_point(__isl_keep isl_basic_map
*bmap
,
317 __isl_keep isl_point
*point
);
318 int isl_set_contains_point(__isl_keep isl_set
*set
, __isl_keep isl_point
*point
);
320 int isl_basic_set_vars_get_sign(__isl_keep isl_basic_set
*bset
,
321 unsigned first
, unsigned n
, int *signs
);
322 int isl_set_foreach_orthant(__isl_keep isl_set
*set
,
323 int (*fn
)(__isl_take isl_set
*orthant
, int *signs
, void *user
),
326 int isl_basic_map_add_div_constraints_var(__isl_keep isl_basic_map
*bmap
,
327 unsigned pos
, isl_int
*div
);
328 int isl_basic_set_add_div_constraints_var(__isl_keep isl_basic_set
*bset
,
329 unsigned pos
, isl_int
*div
);
330 int isl_basic_map_is_div_constraint(__isl_keep isl_basic_map
*bmap
,
331 isl_int
*constraint
, unsigned div
);
332 int isl_basic_set_is_div_constraint(__isl_keep isl_basic_set
*bset
,
333 isl_int
*constraint
, unsigned div
);
335 __isl_give isl_basic_set
*isl_basic_set_from_local_space(
336 __isl_take isl_local_space
*ls
);
337 __isl_give isl_basic_map
*isl_basic_map_from_local_space(
338 __isl_take isl_local_space
*ls
);
339 __isl_give isl_basic_set
*isl_basic_set_expand_divs(
340 __isl_take isl_basic_set
*bset
, __isl_take isl_mat
*div
, int *exp
);
342 int isl_basic_map_divs_known(__isl_keep isl_basic_map
*bmap
);
343 __isl_give isl_mat
*isl_basic_set_get_divs(__isl_keep isl_basic_set
*bset
);
344 __isl_give isl_mat
*isl_basic_map_get_divs(__isl_keep isl_basic_map
*bmap
);
346 __isl_give isl_map
*isl_map_inline_foreach_basic_map(__isl_take isl_map
*map
,
347 __isl_give isl_basic_map
*(*fn
)(__isl_take isl_basic_map
*bmap
));
349 __isl_give isl_map
*isl_map_align_params_map_map_and(
350 __isl_take isl_map
*map1
, __isl_take isl_map
*map2
,
351 __isl_give isl_map
*(*fn
)(__isl_take isl_map
*map1
,
352 __isl_take isl_map
*map2
));
353 int isl_map_align_params_map_map_and_test(__isl_keep isl_map
*map1
,
354 __isl_keep isl_map
*map2
,
355 int (*fn
)(__isl_keep isl_map
*map1
, __isl_keep isl_map
*map2
));
357 int isl_basic_map_foreach_lexopt(__isl_keep isl_basic_map
*bmap
, int max
,
358 int (*fn
)(__isl_take isl_basic_set
*dom
, __isl_take isl_aff_list
*list
,
361 int isl_basic_set_foreach_lexopt(__isl_keep isl_basic_set
*bset
, int max
,
362 int (*fn
)(__isl_take isl_basic_set
*dom
, __isl_take isl_aff_list
*list
,
366 __isl_give isl_set
*isl_set_substitute(__isl_take isl_set
*set
,
367 enum isl_dim_type type
, unsigned pos
, __isl_keep isl_aff
*subs
);
369 __isl_give isl_set
*isl_set_gist_params_basic_set(__isl_take isl_set
*set
,
370 __isl_take isl_basic_set
*context
);
372 int isl_map_compatible_range(__isl_keep isl_map
*map
, __isl_keep isl_set
*set
);
374 int isl_basic_map_plain_is_single_valued(__isl_keep isl_basic_map
*bmap
);
376 int isl_map_is_set(__isl_keep isl_map
*map
);
378 int isl_basic_set_plain_dim_is_fixed(__isl_keep isl_basic_set
*bset
,
379 unsigned dim
, isl_int
*val
);
381 int isl_basic_set_dim_residue_class(struct isl_basic_set
*bset
,
382 int pos
, isl_int
*modulo
, isl_int
*residue
);
383 int isl_set_dim_residue_class(struct isl_set
*set
,
384 int pos
, isl_int
*modulo
, isl_int
*residue
);
386 __isl_give isl_basic_set
*isl_basic_set_fix(__isl_take isl_basic_set
*bset
,
387 enum isl_dim_type type
, unsigned pos
, isl_int value
);
388 __isl_give isl_set
*isl_set_fix(__isl_take isl_set
*set
,
389 enum isl_dim_type type
, unsigned pos
, isl_int value
);
390 int isl_map_plain_is_fixed(__isl_keep isl_map
*map
,
391 enum isl_dim_type type
, unsigned pos
, isl_int
*val
);
393 __isl_give isl_map
*isl_map_fixed_power(__isl_take isl_map
*map
, isl_int exp
);
395 int isl_basic_set_count_upto(__isl_keep isl_basic_set
*bset
,
396 isl_int max
, isl_int
*count
);
397 int isl_set_count_upto(__isl_keep isl_set
*set
, isl_int max
, isl_int
*count
);