2 * Copyright 2008-2009 Katholieke Universiteit Leuven
4 * Use of this software is governed by the GNU LGPLv2.1 license
6 * Written by Sven Verdoolaege, K.U.Leuven, Departement
7 * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
16 #if defined(__cplusplus)
20 /* A "basic set" is a basic map with a zero-dimensional
23 struct isl_basic_set
{
25 #define ISL_BASIC_SET_FINAL (1 << 0)
26 #define ISL_BASIC_SET_EMPTY (1 << 1)
27 #define ISL_BASIC_SET_NO_IMPLICIT (1 << 2)
28 #define ISL_BASIC_SET_NO_REDUNDANT (1 << 3)
29 #define ISL_BASIC_SET_RATIONAL (1 << 4)
30 #define ISL_BASIC_SET_NORMALIZED (1 << 5)
31 #define ISL_BASIC_SET_NORMALIZED_DIVS (1 << 6)
32 #define ISL_BASIC_SET_ALL_EQUALITIES (1 << 7)
51 struct isl_vec
*sample
;
54 struct isl_blk block2
;
57 /* A "set" is a (possibly disjoint) union of basic sets.
59 * See the documentation of isl_map.
63 #define ISL_SET_DISJOINT (1 << 0)
64 #define ISL_SET_NORMALIZED (1 << 1)
74 struct isl_basic_set
*p
[1];
77 unsigned isl_basic_set_n_dim(const struct isl_basic_set
*bset
);
78 unsigned isl_basic_set_n_param(const struct isl_basic_set
*bset
);
79 unsigned isl_basic_set_total_dim(const struct isl_basic_set
*bset
);
80 unsigned isl_basic_set_dim(const struct isl_basic_set
*bset
,
81 enum isl_dim_type type
);
83 unsigned isl_set_n_dim(const struct isl_set
*set
);
84 unsigned isl_set_n_param(const struct isl_set
*set
);
85 unsigned isl_set_dim(const struct isl_set
*set
, enum isl_dim_type type
);
87 struct isl_dim
*isl_basic_set_get_dim(struct isl_basic_set
*bset
);
88 struct isl_dim
*isl_set_get_dim(struct isl_set
*set
);
90 struct isl_basic_set
*isl_basic_set_alloc(struct isl_ctx
*ctx
,
91 unsigned nparam
, unsigned dim
, unsigned extra
,
92 unsigned n_eq
, unsigned n_ineq
);
93 struct isl_basic_set
*isl_basic_set_extend(struct isl_basic_set
*base
,
94 unsigned nparam
, unsigned dim
, unsigned extra
,
95 unsigned n_eq
, unsigned n_ineq
);
96 struct isl_basic_set
*isl_basic_set_extend_constraints(
97 struct isl_basic_set
*base
, unsigned n_eq
, unsigned n_ineq
);
98 struct isl_basic_set
*isl_basic_set_finalize(struct isl_basic_set
*bset
);
99 void isl_basic_set_free(__isl_take isl_basic_set
*bset
);
100 __isl_give isl_basic_set
*isl_basic_set_copy(__isl_keep isl_basic_set
*bset
);
101 struct isl_basic_set
*isl_basic_set_dup(struct isl_basic_set
*bset
);
102 __isl_give isl_basic_set
*isl_basic_set_empty(__isl_take isl_dim
*dim
);
103 struct isl_basic_set
*isl_basic_set_empty_like(struct isl_basic_set
*bset
);
104 __isl_give isl_basic_set
*isl_basic_set_universe(__isl_take isl_dim
*dim
);
105 struct isl_basic_set
*isl_basic_set_universe_like(struct isl_basic_set
*bset
);
106 __isl_give isl_basic_set
*isl_basic_set_universe_like_set(
107 __isl_keep isl_set
*model
);
108 struct isl_basic_set
*isl_basic_set_interval(struct isl_ctx
*ctx
,
109 isl_int min
, isl_int max
);
110 struct isl_basic_set
*isl_basic_set_positive_orthant(struct isl_dim
*dims
);
111 void isl_basic_set_dump(__isl_keep isl_basic_set
*bset
,
112 FILE *out
, int indent
);
113 struct isl_basic_set
*isl_basic_set_swap_vars(
114 struct isl_basic_set
*bset
, unsigned n
);
115 __isl_give isl_basic_set
*isl_basic_set_intersect(
116 __isl_take isl_basic_set
*bset1
,
117 __isl_take isl_basic_set
*bset2
);
118 __isl_give isl_basic_set
*isl_basic_set_apply(
119 __isl_take isl_basic_set
*bset
,
120 __isl_take isl_basic_map
*bmap
);
121 __isl_give isl_basic_set
*isl_basic_set_affine_hull(
122 __isl_take isl_basic_set
*bset
);
123 __isl_give isl_basic_set
*isl_basic_set_remove(__isl_take isl_basic_set
*bset
,
124 enum isl_dim_type type
, unsigned first
, unsigned n
);
125 struct isl_basic_set
*isl_basic_set_simplify(struct isl_basic_set
*bset
);
126 __isl_give isl_basic_set
*isl_basic_set_detect_equalities(
127 __isl_take isl_basic_set
*bset
);
128 struct isl_basic_set
*isl_basic_set_product(struct isl_basic_set_list
*list
);
130 __isl_give isl_basic_set
*isl_basic_set_read_from_file(isl_ctx
*ctx
,
131 FILE *input
, int nparam
);
132 __isl_give isl_basic_set
*isl_basic_set_read_from_str(isl_ctx
*ctx
,
133 const char *str
, int nparam
);
134 __isl_give isl_set
*isl_set_read_from_file(isl_ctx
*ctx
,
135 FILE *input
, int nparam
);
136 __isl_give isl_set
*isl_set_read_from_str(isl_ctx
*ctx
,
137 const char *str
, int nparam
);
138 #define ISL_FORMAT_ISL 0
139 #define ISL_FORMAT_POLYLIB 1
140 #define ISL_FORMAT_POLYLIB_CONSTRAINTS 2
141 void isl_basic_set_print(__isl_keep isl_basic_set
*bset
, FILE *out
, int indent
,
142 const char *prefix
, const char *suffix
, unsigned output_format
);
143 void isl_set_print(__isl_keep
struct isl_set
*set
, FILE *out
, int indent
,
144 unsigned output_format
);
145 __isl_give isl_basic_set
*isl_basic_set_fix(__isl_take isl_basic_set
*bset
,
146 enum isl_dim_type type
, unsigned pos
, isl_int value
);
147 struct isl_basic_set
*isl_basic_set_fix_si(struct isl_basic_set
*bset
,
148 enum isl_dim_type type
, unsigned pos
, int value
);
150 struct isl_basic_set
*isl_basic_set_from_underlying_set(
151 struct isl_basic_set
*bset
, struct isl_basic_set
*like
);
152 struct isl_set
*isl_set_from_underlying_set(
153 struct isl_set
*set
, struct isl_basic_set
*like
);
154 struct isl_set
*isl_set_to_underlying_set(struct isl_set
*set
);
156 int isl_basic_set_is_equal(
157 struct isl_basic_set
*bset1
, struct isl_basic_set
*bset2
);
159 __isl_give isl_set
*isl_basic_set_partial_lexmin(
160 __isl_take isl_basic_set
*bset
, __isl_take isl_basic_set
*dom
,
161 __isl_give isl_set
**empty
);
162 __isl_give isl_set
*isl_basic_set_partial_lexmax(
163 __isl_take isl_basic_set
*bset
, __isl_take isl_basic_set
*dom
,
164 __isl_give isl_set
**empty
);
165 __isl_give isl_set
*isl_set_partial_lexmin(
166 __isl_take isl_set
*set
, __isl_take isl_set
*dom
,
167 __isl_give isl_set
**empty
);
168 __isl_give isl_set
*isl_set_partial_lexmax(
169 __isl_take isl_set
*set
, __isl_take isl_set
*dom
,
170 __isl_give isl_set
**empty
);
171 __isl_give isl_set
*isl_basic_set_lexmin(__isl_take isl_basic_set
*bset
);
172 __isl_give isl_set
*isl_basic_set_lexmax(__isl_take isl_basic_set
*bset
);
173 __isl_give isl_set
*isl_set_lexmin(__isl_take isl_set
*set
);
174 __isl_give isl_set
*isl_set_lexmax(__isl_take isl_set
*set
);
175 __isl_give isl_set
*isl_basic_set_union(
176 __isl_take isl_basic_set
*bset1
,
177 __isl_take isl_basic_set
*bset2
);
179 int isl_basic_set_compare_at(struct isl_basic_set
*bset1
,
180 struct isl_basic_set
*bset2
, int pos
);
181 int isl_set_follows_at(__isl_keep isl_set
*set1
,
182 __isl_keep isl_set
*set2
, int pos
);
184 int isl_basic_set_is_universe(__isl_keep isl_basic_set
*bset
);
185 int isl_basic_set_fast_is_empty(__isl_keep isl_basic_set
*bset
);
186 int isl_basic_set_is_empty(__isl_keep isl_basic_set
*bset
);
188 struct isl_set
*isl_set_alloc(struct isl_ctx
*ctx
,
189 unsigned nparam
, unsigned dim
, int n
, unsigned flags
);
190 struct isl_set
*isl_set_extend(struct isl_set
*base
,
191 unsigned nparam
, unsigned dim
);
192 __isl_give isl_set
*isl_set_empty(__isl_take isl_dim
*dim
);
193 struct isl_set
*isl_set_empty_like(struct isl_set
*set
);
194 __isl_give isl_set
*isl_set_universe(__isl_take isl_dim
*dim
);
195 __isl_give isl_set
*isl_set_universe_like(__isl_keep isl_set
*model
);
196 __isl_give isl_set
*isl_set_add_basic_set(__isl_take isl_set
*set
,
197 __isl_take isl_basic_set
*bset
);
198 struct isl_set
*isl_set_finalize(struct isl_set
*set
);
199 __isl_give isl_set
*isl_set_copy(__isl_keep isl_set
*set
);
200 void isl_set_free(__isl_take isl_set
*set
);
201 struct isl_set
*isl_set_dup(struct isl_set
*set
);
202 __isl_give isl_set
*isl_set_from_basic_set(__isl_take isl_basic_set
*bset
);
203 __isl_give isl_basic_set
*isl_set_sample(__isl_take isl_set
*set
);
204 __isl_give isl_set
*isl_set_detect_equalities(__isl_take isl_set
*set
);
205 __isl_give isl_basic_set
*isl_set_affine_hull(__isl_take isl_set
*set
);
206 __isl_give isl_basic_set
*isl_set_convex_hull(__isl_take isl_set
*set
);
207 struct isl_basic_set
*isl_set_simple_hull(struct isl_set
*set
);
208 struct isl_basic_set
*isl_set_bounded_simple_hull(struct isl_set
*set
);
210 struct isl_set
*isl_set_union_disjoint(
211 struct isl_set
*set1
, struct isl_set
*set2
);
212 __isl_give isl_set
*isl_set_union(
213 __isl_take isl_set
*set1
,
214 __isl_take isl_set
*set2
);
215 struct isl_set
*isl_set_product(struct isl_set
*set1
, struct isl_set
*set2
);
216 __isl_give isl_set
*isl_set_intersect(
217 __isl_take isl_set
*set1
,
218 __isl_take isl_set
*set2
);
219 __isl_give isl_set
*isl_set_subtract(
220 __isl_take isl_set
*set1
,
221 __isl_take isl_set
*set2
);
222 __isl_give isl_set
*isl_set_apply(
223 __isl_take isl_set
*set
,
224 __isl_take isl_map
*map
);
225 __isl_give isl_set
*isl_set_fix(__isl_take isl_set
*set
,
226 enum isl_dim_type type
, unsigned pos
, isl_int value
);
227 struct isl_set
*isl_set_fix_dim_si(struct isl_set
*set
,
228 unsigned dim
, int value
);
229 struct isl_set
*isl_set_lower_bound_dim(struct isl_set
*set
,
230 unsigned dim
, isl_int value
);
231 __isl_give isl_basic_set
*isl_basic_set_add(__isl_take isl_basic_set
*bset
,
232 enum isl_dim_type type
, unsigned n
);
233 __isl_give isl_set
*isl_set_add(__isl_take isl_set
*set
,
234 enum isl_dim_type type
, unsigned n
);
235 __isl_give isl_basic_set
*isl_basic_set_project_out(
236 __isl_take isl_basic_set
*bset
,
237 enum isl_dim_type type
, unsigned first
, unsigned n
);
238 __isl_give isl_set
*isl_set_project_out(__isl_take isl_set
*set
,
239 enum isl_dim_type type
, unsigned first
, unsigned n
);
240 struct isl_basic_set
*isl_basic_set_remove_dims(struct isl_basic_set
*bset
,
241 unsigned first
, unsigned n
);
242 struct isl_basic_set
*isl_basic_set_remove_divs(struct isl_basic_set
*bset
);
243 struct isl_set
*isl_set_eliminate_dims(struct isl_set
*set
,
244 unsigned first
, unsigned n
);
245 __isl_give isl_set
*isl_set_remove(__isl_take isl_set
*bset
,
246 enum isl_dim_type type
, unsigned first
, unsigned n
);
247 struct isl_set
*isl_set_remove_dims(struct isl_set
*set
,
248 unsigned first
, unsigned n
);
249 struct isl_set
*isl_set_remove_divs(struct isl_set
*set
);
251 void isl_set_dump(__isl_keep isl_set
*set
, FILE *out
, int indent
);
252 struct isl_set
*isl_set_swap_vars(struct isl_set
*set
, unsigned n
);
253 int isl_set_fast_is_empty(__isl_keep isl_set
*set
);
254 int isl_set_is_empty(__isl_keep isl_set
*set
);
255 int isl_set_is_subset(__isl_keep isl_set
*set1
, __isl_keep isl_set
*set2
);
256 int isl_set_is_strict_subset(__isl_keep isl_set
*set1
, __isl_keep isl_set
*set2
);
257 int isl_set_is_equal(__isl_keep isl_set
*set1
, __isl_keep isl_set
*set2
);
259 struct isl_set
*isl_basic_set_compute_divs(struct isl_basic_set
*bset
);
260 struct isl_set
*isl_set_compute_divs(struct isl_set
*set
);
262 struct isl_basic_set
*isl_set_copy_basic_set(struct isl_set
*set
);
263 struct isl_set
*isl_set_drop_basic_set(struct isl_set
*set
,
264 struct isl_basic_set
*bset
);
266 int isl_basic_set_fast_dim_is_fixed(struct isl_basic_set
*bset
, unsigned dim
,
269 int isl_set_fast_dim_is_fixed(struct isl_set
*set
, unsigned dim
, isl_int
*val
);
270 int isl_set_fast_dim_has_fixed_lower_bound(struct isl_set
*set
,
271 unsigned dim
, isl_int
*val
);
273 struct isl_basic_set
*isl_basic_set_gist(struct isl_basic_set
*bset
,
274 struct isl_basic_set
*context
);
275 struct isl_set
*isl_set_gist(struct isl_set
*set
,
276 struct isl_basic_set
*context
);
277 int isl_basic_set_dim_residue_class(struct isl_basic_set
*bset
,
278 int pos
, isl_int
*modulo
, isl_int
*residue
);
279 int isl_set_dim_residue_class(struct isl_set
*set
,
280 int pos
, isl_int
*modulo
, isl_int
*residue
);
282 __isl_give isl_set
*isl_set_coalesce(__isl_take isl_set
*set
);
284 int isl_set_fast_is_equal(__isl_keep isl_set
*set1
, __isl_keep isl_set
*set2
);
285 int isl_set_fast_is_disjoint(__isl_keep isl_set
*set1
, __isl_keep isl_set
*set2
);
287 uint32_t isl_set_get_hash(struct isl_set
*set
);
289 int isl_set_dim_is_unique(struct isl_set
*set
, unsigned dim
);
291 int isl_set_foreach_basic_set(__isl_keep isl_set
*set
,
292 int (*fn
)(__isl_take isl_basic_set
*bset
, void *user
), void *user
);
294 int isl_set_size(__isl_keep isl_set
*set
);
296 #if defined(__cplusplus)