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>
25 /* A "basic map" is a relation between two sets of variables,
26 * called the "in" and "out" variables.
27 * A "basic set" is a basic map with a zero-dimensional
30 * It is implemented as a set with two extra fields:
31 * n_in is the number of in variables
32 * n_out is the number of out variables
33 * n_in + n_out should be equal to set.dim
35 struct isl_basic_map
{
37 #define ISL_BASIC_MAP_FINAL (1 << 0)
38 #define ISL_BASIC_MAP_EMPTY (1 << 1)
39 #define ISL_BASIC_MAP_NO_IMPLICIT (1 << 2)
40 #define ISL_BASIC_MAP_NO_REDUNDANT (1 << 3)
41 #define ISL_BASIC_MAP_RATIONAL (1 << 4)
42 #define ISL_BASIC_MAP_NORMALIZED (1 << 5)
43 #define ISL_BASIC_MAP_NORMALIZED_DIVS (1 << 6)
44 #define ISL_BASIC_MAP_ALL_EQUALITIES (1 << 7)
45 #define ISL_BASIC_SET_FINAL (1 << 0)
46 #define ISL_BASIC_SET_EMPTY (1 << 1)
47 #define ISL_BASIC_SET_NO_IMPLICIT (1 << 2)
48 #define ISL_BASIC_SET_NO_REDUNDANT (1 << 3)
49 #define ISL_BASIC_SET_RATIONAL (1 << 4)
50 #define ISL_BASIC_SET_NORMALIZED (1 << 5)
51 #define ISL_BASIC_SET_NORMALIZED_DIVS (1 << 6)
52 #define ISL_BASIC_SET_ALL_EQUALITIES (1 << 7)
71 struct isl_vec
*sample
;
74 struct isl_blk block2
;
78 #define EL isl_basic_set
80 #include <isl_list_templ.h>
82 /* A "map" is a (possibly disjoint) union of basic maps.
83 * A "set" is a (possibly disjoint) union of basic sets.
85 * Currently, the isl_set structure is identical to the isl_map structure
86 * and the library depends on this correspondence internally.
87 * However, users should not depend on this correspondence.
91 #define ISL_MAP_DISJOINT (1 << 0)
92 #define ISL_MAP_NORMALIZED (1 << 1)
93 #define ISL_SET_DISJOINT (1 << 0)
94 #define ISL_SET_NORMALIZED (1 << 1)
104 struct isl_basic_map
*p
[1];
110 #include <isl_list_templ.h>
112 __isl_give isl_map
*isl_map_realign(__isl_take isl_map
*map
,
113 __isl_take isl_reordering
*r
);
114 __isl_give isl_set
*isl_set_realign(__isl_take isl_set
*set
,
115 __isl_take isl_reordering
*r
);
117 __isl_give isl_map
*isl_map_reset(__isl_take isl_map
*map
,
118 enum isl_dim_type type
);
120 __isl_give isl_basic_set
*isl_basic_set_reset_space(
121 __isl_take isl_basic_set
*bset
, __isl_take isl_space
*dim
);
122 __isl_give isl_basic_map
*isl_basic_map_reset_space(
123 __isl_take isl_basic_map
*bmap
, __isl_take isl_space
*dim
);
124 __isl_give isl_map
*isl_map_reset_space(__isl_take isl_map
*map
,
125 __isl_take isl_space
*dim
);
127 unsigned isl_basic_map_offset(struct isl_basic_map
*bmap
,
128 enum isl_dim_type type
);
129 unsigned isl_basic_set_offset(struct isl_basic_set
*bset
,
130 enum isl_dim_type type
);
132 int isl_basic_map_may_be_set(__isl_keep isl_basic_map
*bmap
);
133 int isl_map_may_be_set(__isl_keep isl_map
*map
);
134 int isl_map_compatible_domain(struct isl_map
*map
, struct isl_set
*set
);
135 int isl_basic_map_compatible_domain(struct isl_basic_map
*bmap
,
136 struct isl_basic_set
*bset
);
137 int isl_basic_map_compatible_range(struct isl_basic_map
*bmap
,
138 struct isl_basic_set
*bset
);
140 struct isl_basic_map
*isl_basic_map_extend_space(struct isl_basic_map
*base
,
141 __isl_take isl_space
*dim
, unsigned extra
,
142 unsigned n_eq
, unsigned n_ineq
);
143 struct isl_basic_set
*isl_basic_set_extend_space(struct isl_basic_set
*base
,
144 __isl_take isl_space
*dim
, unsigned extra
,
145 unsigned n_eq
, unsigned n_ineq
);
146 struct isl_basic_set
*isl_basic_set_add_constraints(struct isl_basic_set
*bset1
,
147 struct isl_basic_set
*bset2
, unsigned pos
);
149 struct isl_map
*isl_map_grow(struct isl_map
*map
, int n
);
150 struct isl_set
*isl_set_grow(struct isl_set
*set
, int n
);
152 int isl_basic_set_contains(struct isl_basic_set
*bset
, struct isl_vec
*vec
);
153 int isl_basic_map_contains(struct isl_basic_map
*bmap
, struct isl_vec
*vec
);
155 __isl_give isl_basic_set
*isl_basic_set_alloc_space(__isl_take isl_space
*dim
,
156 unsigned extra
, unsigned n_eq
, unsigned n_ineq
);
157 __isl_give isl_set
*isl_set_alloc_space(__isl_take isl_space
*dim
, int n
,
159 __isl_give isl_basic_map
*isl_basic_map_alloc_space(__isl_take isl_space
*dim
,
160 unsigned extra
, unsigned n_eq
, unsigned n_ineq
);
161 __isl_give isl_map
*isl_map_alloc_space(__isl_take isl_space
*dim
, int n
,
164 unsigned isl_basic_map_total_dim(const struct isl_basic_map
*bmap
);
166 int isl_basic_map_alloc_equality(struct isl_basic_map
*bmap
);
167 int isl_basic_set_alloc_equality(struct isl_basic_set
*bset
);
168 int isl_basic_set_free_inequality(struct isl_basic_set
*bset
, unsigned n
);
169 int isl_basic_map_free_equality(struct isl_basic_map
*bmap
, unsigned n
);
170 int isl_basic_set_free_equality(struct isl_basic_set
*bset
, unsigned n
);
171 int isl_basic_set_alloc_inequality(struct isl_basic_set
*bset
);
172 int isl_basic_map_alloc_inequality(struct isl_basic_map
*bmap
);
173 int isl_basic_map_free_inequality(struct isl_basic_map
*bmap
, unsigned n
);
174 int isl_basic_map_alloc_div(struct isl_basic_map
*bmap
);
175 int isl_basic_set_alloc_div(struct isl_basic_set
*bset
);
176 int isl_basic_map_free_div(struct isl_basic_map
*bmap
, unsigned n
);
177 int isl_basic_set_free_div(struct isl_basic_set
*bset
, unsigned n
);
178 void isl_basic_map_inequality_to_equality(
179 struct isl_basic_map
*bmap
, unsigned pos
);
180 int isl_basic_map_drop_equality(struct isl_basic_map
*bmap
, unsigned pos
);
181 int isl_basic_set_drop_equality(struct isl_basic_set
*bset
, unsigned pos
);
182 int isl_basic_set_drop_inequality(struct isl_basic_set
*bset
, unsigned pos
);
183 int isl_basic_map_drop_inequality(struct isl_basic_map
*bmap
, unsigned pos
);
184 __isl_give isl_basic_set
*isl_basic_set_add_eq(__isl_take isl_basic_set
*bset
,
186 __isl_give isl_basic_map
*isl_basic_map_add_eq(__isl_take isl_basic_map
*bmap
,
188 __isl_give isl_basic_set
*isl_basic_set_add_ineq(__isl_take isl_basic_set
*bset
,
190 __isl_give isl_basic_map
*isl_basic_map_add_ineq(__isl_take isl_basic_map
*bmap
,
193 int isl_inequality_negate(struct isl_basic_map
*bmap
, unsigned pos
);
195 struct isl_basic_set
*isl_basic_set_cow(struct isl_basic_set
*bset
);
196 struct isl_basic_map
*isl_basic_map_cow(struct isl_basic_map
*bmap
);
197 struct isl_set
*isl_set_cow(struct isl_set
*set
);
198 struct isl_map
*isl_map_cow(struct isl_map
*map
);
200 struct isl_basic_map
*isl_basic_map_set_to_empty(struct isl_basic_map
*bmap
);
201 struct isl_basic_set
*isl_basic_set_set_to_empty(struct isl_basic_set
*bset
);
202 struct isl_basic_set
*isl_basic_set_order_divs(struct isl_basic_set
*bset
);
203 void isl_basic_map_swap_div(struct isl_basic_map
*bmap
, int a
, int b
);
204 struct isl_basic_map
*isl_basic_map_order_divs(struct isl_basic_map
*bmap
);
205 __isl_give isl_map
*isl_map_order_divs(__isl_take isl_map
*map
);
206 struct isl_basic_map
*isl_basic_map_align_divs(
207 struct isl_basic_map
*dst
, struct isl_basic_map
*src
);
208 struct isl_basic_set
*isl_basic_set_align_divs(
209 struct isl_basic_set
*dst
, struct isl_basic_set
*src
);
210 __isl_give isl_basic_map
*isl_basic_map_sort_divs(
211 __isl_take isl_basic_map
*bmap
);
212 __isl_give isl_map
*isl_map_sort_divs(__isl_take isl_map
*map
);
213 struct isl_basic_map
*isl_basic_map_gauss(
214 struct isl_basic_map
*bmap
, int *progress
);
215 struct isl_basic_set
*isl_basic_set_gauss(
216 struct isl_basic_set
*bset
, int *progress
);
217 __isl_give isl_basic_set
*isl_basic_set_sort_constraints(
218 __isl_take isl_basic_set
*bset
);
219 int isl_basic_map_plain_cmp(const __isl_keep isl_basic_map
*bmap1
,
220 const __isl_keep isl_basic_map
*bmap2
);
221 int isl_basic_set_plain_is_equal(__isl_keep isl_basic_set
*bset1
,
222 __isl_keep isl_basic_set
*bset2
);
223 int isl_basic_map_plain_is_equal(__isl_keep isl_basic_map
*bmap1
,
224 __isl_keep isl_basic_map
*bmap2
);
225 struct isl_basic_map
*isl_basic_map_normalize_constraints(
226 struct isl_basic_map
*bmap
);
227 struct isl_basic_set
*isl_basic_set_normalize_constraints(
228 struct isl_basic_set
*bset
);
229 struct isl_basic_map
*isl_basic_map_implicit_equalities(
230 struct isl_basic_map
*bmap
);
231 struct isl_basic_set
*isl_basic_map_underlying_set(struct isl_basic_map
*bmap
);
232 __isl_give isl_basic_set
*isl_basic_set_underlying_set(
233 __isl_take isl_basic_set
*bset
);
234 struct isl_set
*isl_map_underlying_set(struct isl_map
*map
);
235 struct isl_basic_map
*isl_basic_map_overlying_set(struct isl_basic_set
*bset
,
236 struct isl_basic_map
*like
);
237 __isl_give isl_basic_set
*isl_basic_set_drop_constraints_involving(
238 __isl_take isl_basic_set
*bset
, unsigned first
, unsigned n
);
239 __isl_give isl_basic_set
*isl_basic_set_drop(__isl_take isl_basic_set
*bset
,
240 enum isl_dim_type type
, unsigned first
, unsigned n
);
241 struct isl_basic_map
*isl_basic_map_drop(struct isl_basic_map
*bmap
,
242 enum isl_dim_type type
, unsigned first
, unsigned n
);
243 struct isl_set
*isl_set_drop(struct isl_set
*set
,
244 enum isl_dim_type type
, unsigned first
, unsigned n
);
245 struct isl_basic_set
*isl_basic_set_drop_dims(
246 struct isl_basic_set
*bset
, unsigned first
, unsigned n
);
247 struct isl_set
*isl_set_drop_dims(
248 struct isl_set
*set
, unsigned first
, unsigned n
);
249 struct isl_map
*isl_map_drop_inputs(
250 struct isl_map
*map
, unsigned first
, unsigned n
);
251 struct isl_map
*isl_map_drop(struct isl_map
*map
,
252 enum isl_dim_type type
, unsigned first
, unsigned n
);
254 struct isl_map
*isl_map_remove_empty_parts(struct isl_map
*map
);
255 struct isl_set
*isl_set_remove_empty_parts(struct isl_set
*set
);
257 struct isl_set
*isl_set_normalize(struct isl_set
*set
);
259 struct isl_set
*isl_set_drop_vars(
260 struct isl_set
*set
, unsigned first
, unsigned n
);
262 struct isl_basic_map
*isl_basic_map_eliminate_vars(
263 struct isl_basic_map
*bmap
, unsigned pos
, unsigned n
);
264 struct isl_basic_set
*isl_basic_set_eliminate_vars(
265 struct isl_basic_set
*bset
, unsigned pos
, unsigned n
);
267 __isl_give isl_map
*isl_map_eliminate(__isl_take isl_map
*map
,
268 enum isl_dim_type type
, unsigned first
, unsigned n
);
269 __isl_give isl_set
*isl_set_eliminate(__isl_take isl_set
*set
,
270 enum isl_dim_type type
, unsigned first
, unsigned n
);
272 int isl_basic_set_constraint_is_redundant(struct isl_basic_set
**bset
,
273 isl_int
*c
, isl_int
*opt_n
, isl_int
*opt_d
);
275 int isl_basic_map_add_div_constraints(struct isl_basic_map
*bmap
, unsigned div
);
276 struct isl_basic_map
*isl_basic_map_drop_redundant_divs(
277 struct isl_basic_map
*bmap
);
278 struct isl_basic_set
*isl_basic_set_drop_redundant_divs(
279 struct isl_basic_set
*bset
);
281 struct isl_basic_set
*isl_basic_set_recession_cone(struct isl_basic_set
*bset
);
282 struct isl_basic_set
*isl_basic_set_lineality_space(struct isl_basic_set
*bset
);
284 struct isl_basic_set
*isl_basic_set_set_rational(struct isl_basic_set
*bset
);
285 __isl_give isl_set
*isl_set_set_rational(__isl_take isl_set
*set
);
286 __isl_give isl_basic_map
*isl_basic_map_set_rational(
287 __isl_take isl_basic_map
*bmap
);
288 __isl_give isl_map
*isl_map_set_rational(__isl_take isl_map
*map
);
290 int isl_map_has_rational(__isl_keep isl_map
*map
);
291 int isl_set_has_rational(__isl_keep isl_set
*set
);
295 struct isl_basic_set
*isl_basic_set_preimage(struct isl_basic_set
*bset
,
296 struct isl_mat
*mat
);
297 struct isl_set
*isl_set_preimage(struct isl_set
*set
, struct isl_mat
*mat
);
299 __isl_give isl_basic_set
*isl_basic_set_transform_dims(
300 __isl_take isl_basic_set
*bset
, enum isl_dim_type type
, unsigned first
,
301 __isl_take isl_mat
*trans
);
303 isl_int
*isl_set_wrap_facet(__isl_keep isl_set
*set
,
304 isl_int
*facet
, isl_int
*ridge
);
306 int isl_basic_map_contains_point(__isl_keep isl_basic_map
*bmap
,
307 __isl_keep isl_point
*point
);
308 int isl_set_contains_point(__isl_keep isl_set
*set
, __isl_keep isl_point
*point
);
310 int isl_basic_set_vars_get_sign(__isl_keep isl_basic_set
*bset
,
311 unsigned first
, unsigned n
, int *signs
);
312 int isl_set_foreach_orthant(__isl_keep isl_set
*set
,
313 int (*fn
)(__isl_take isl_set
*orthant
, int *signs
, void *user
),
316 int isl_basic_map_add_div_constraints_var(__isl_keep isl_basic_map
*bmap
,
317 unsigned pos
, isl_int
*div
);
318 int isl_basic_set_add_div_constraints_var(__isl_keep isl_basic_set
*bset
,
319 unsigned pos
, isl_int
*div
);
320 int isl_basic_map_is_div_constraint(__isl_keep isl_basic_map
*bmap
,
321 isl_int
*constraint
, unsigned div
);
322 int isl_basic_set_is_div_constraint(__isl_keep isl_basic_set
*bset
,
323 isl_int
*constraint
, unsigned div
);
325 __isl_give isl_basic_set
*isl_basic_set_from_local_space(
326 __isl_take isl_local_space
*ls
);
327 __isl_give isl_basic_map
*isl_basic_map_from_local_space(
328 __isl_take isl_local_space
*ls
);
329 __isl_give isl_basic_set
*isl_basic_set_expand_divs(
330 __isl_take isl_basic_set
*bset
, __isl_take isl_mat
*div
, int *exp
);
332 int isl_basic_map_divs_known(__isl_keep isl_basic_map
*bmap
);
333 __isl_give isl_mat
*isl_basic_set_get_divs(__isl_keep isl_basic_set
*bset
);
334 __isl_give isl_mat
*isl_basic_map_get_divs(__isl_keep isl_basic_map
*bmap
);
336 __isl_give isl_map
*isl_map_inline_foreach_basic_map(__isl_take isl_map
*map
,
337 __isl_give isl_basic_map
*(*fn
)(__isl_take isl_basic_map
*bmap
));
339 __isl_give isl_map
*isl_map_align_params_map_map_and(
340 __isl_take isl_map
*map1
, __isl_take isl_map
*map2
,
341 __isl_give isl_map
*(*fn
)(__isl_take isl_map
*map1
,
342 __isl_take isl_map
*map2
));
343 int isl_map_align_params_map_map_and_test(__isl_keep isl_map
*map1
,
344 __isl_keep isl_map
*map2
,
345 int (*fn
)(__isl_keep isl_map
*map1
, __isl_keep isl_map
*map2
));
347 int isl_basic_map_foreach_lexopt(__isl_keep isl_basic_map
*bmap
, int max
,
348 int (*fn
)(__isl_take isl_basic_set
*dom
, __isl_take isl_aff_list
*list
,
351 int isl_basic_set_foreach_lexopt(__isl_keep isl_basic_set
*bset
, int max
,
352 int (*fn
)(__isl_take isl_basic_set
*dom
, __isl_take isl_aff_list
*list
,
356 __isl_give isl_set
*isl_set_substitute(__isl_take isl_set
*set
,
357 enum isl_dim_type type
, unsigned pos
, __isl_keep isl_aff
*subs
);
359 __isl_give isl_set
*isl_set_gist_params_basic_set(__isl_take isl_set
*set
,
360 __isl_take isl_basic_set
*context
);
362 int isl_map_compatible_range(__isl_keep isl_map
*map
, __isl_keep isl_set
*set
);
364 int isl_basic_map_plain_is_single_valued(__isl_keep isl_basic_map
*bmap
);
366 int isl_map_is_set(__isl_keep isl_map
*map
);