#ifndef ISL_MAP_PRIVATE_H
#define ISL_MAP_PRIVATE_H
+#define isl_basic_set isl_basic_map
+#define isl_set isl_map
+#define isl_basic_set_list isl_basic_map_list
#include <isl/set.h>
#include <isl/map.h>
#include <isl_reordering.h>
/* A "basic map" is a relation between two sets of variables,
* called the "in" and "out" variables.
+ * A "basic set" is a basic map with a zero-dimensional
+ * domain.
*
* It is implemented as a set with two extra fields:
* n_in is the number of in variables
#define ISL_BASIC_MAP_NORMALIZED (1 << 5)
#define ISL_BASIC_MAP_NORMALIZED_DIVS (1 << 6)
#define ISL_BASIC_MAP_ALL_EQUALITIES (1 << 7)
+#define ISL_BASIC_SET_FINAL (1 << 0)
+#define ISL_BASIC_SET_EMPTY (1 << 1)
+#define ISL_BASIC_SET_NO_IMPLICIT (1 << 2)
+#define ISL_BASIC_SET_NO_REDUNDANT (1 << 3)
+#define ISL_BASIC_SET_RATIONAL (1 << 4)
+#define ISL_BASIC_SET_NORMALIZED (1 << 5)
+#define ISL_BASIC_SET_NORMALIZED_DIVS (1 << 6)
+#define ISL_BASIC_SET_ALL_EQUALITIES (1 << 7)
unsigned flags;
struct isl_ctx *ctx;
struct isl_blk block2;
};
-/* A "basic set" is a basic map with a zero-dimensional
- * domain.
+/* A "map" is a (possibly disjoint) union of basic maps.
+ * A "set" is a (possibly disjoint) union of basic sets.
+ *
+ * Currently, the isl_set structure is identical to the isl_map structure
+ * and the library depends on this correspondence internally.
+ * However, users should not depend on this correspondence.
*/
-struct isl_basic_set {
+struct isl_map {
int ref;
-#define ISL_BASIC_SET_FINAL (1 << 0)
-#define ISL_BASIC_SET_EMPTY (1 << 1)
-#define ISL_BASIC_SET_NO_IMPLICIT (1 << 2)
-#define ISL_BASIC_SET_NO_REDUNDANT (1 << 3)
-#define ISL_BASIC_SET_RATIONAL (1 << 4)
-#define ISL_BASIC_SET_NORMALIZED (1 << 5)
-#define ISL_BASIC_SET_NORMALIZED_DIVS (1 << 6)
-#define ISL_BASIC_SET_ALL_EQUALITIES (1 << 7)
+#define ISL_MAP_DISJOINT (1 << 0)
+#define ISL_MAP_NORMALIZED (1 << 1)
+#define ISL_SET_DISJOINT (1 << 0)
+#define ISL_SET_NORMALIZED (1 << 1)
unsigned flags;
struct isl_ctx *ctx;
struct isl_dim *dim;
- unsigned extra;
-
- unsigned n_eq;
- unsigned n_ineq;
-
- size_t c_size;
- isl_int **eq;
- isl_int **ineq;
- unsigned n_div;
+ int n;
- isl_int **div;
-
- struct isl_vec *sample;
-
- struct isl_blk block;
- struct isl_blk block2;
+ size_t size;
+ struct isl_basic_map *p[1];
};
__isl_give isl_map *isl_map_realign(__isl_take isl_map *map,
__isl_give isl_map *isl_map_reset(__isl_take isl_map *map,
enum isl_dim_type type);
+__isl_give isl_basic_set *isl_basic_set_reset_dim(
+ __isl_take isl_basic_set *bset, __isl_take isl_dim *dim);
__isl_give isl_basic_map *isl_basic_map_reset_dim(
__isl_take isl_basic_map *bmap, __isl_take isl_dim *dim);
__isl_give isl_map *isl_map_reset_dim(__isl_take isl_map *map,
unsigned isl_basic_map_offset(struct isl_basic_map *bmap,
enum isl_dim_type type);
+unsigned isl_basic_set_offset(struct isl_basic_set *bset,
+ enum isl_dim_type type);
+int isl_basic_map_may_be_set(__isl_keep isl_basic_map *bmap);
+int isl_map_may_be_set(__isl_keep isl_map *map);
int isl_map_compatible_domain(struct isl_map *map, struct isl_set *set);
int isl_basic_map_compatible_domain(struct isl_basic_map *bmap,
struct isl_basic_set *bset);
struct isl_basic_set *bset, int *progress);
__isl_give isl_basic_set *isl_basic_set_sort_constraints(
__isl_take isl_basic_set *bset);
-int isl_basic_map_fast_cmp(const __isl_keep isl_basic_map *bmap1,
+int isl_basic_map_plain_cmp(const __isl_keep isl_basic_map *bmap1,
const __isl_keep isl_basic_map *bmap2);
-int isl_basic_set_fast_is_equal(__isl_keep isl_basic_set *bset1,
+int isl_basic_set_plain_is_equal(__isl_keep isl_basic_set *bset1,
__isl_keep isl_basic_set *bset2);
-int isl_basic_map_fast_is_equal(__isl_keep isl_basic_map *bmap1,
+int isl_basic_map_plain_is_equal(__isl_keep isl_basic_map *bmap1,
__isl_keep isl_basic_map *bmap2);
struct isl_basic_map *isl_basic_map_normalize_constraints(
struct isl_basic_map *bmap);
struct isl_basic_set *isl_basic_set_lineality_space(struct isl_basic_set *bset);
struct isl_basic_set *isl_basic_set_set_rational(struct isl_basic_set *bset);
+__isl_give isl_basic_map *isl_basic_map_set_rational(
+ __isl_take isl_basic_map *bmap);
struct isl_mat;
struct isl_mat *mat);
struct isl_set *isl_set_preimage(struct isl_set *set, struct isl_mat *mat);
+__isl_give isl_basic_set *isl_basic_set_transform_dims(
+ __isl_take isl_basic_set *bset, enum isl_dim_type type, unsigned first,
+ __isl_take isl_mat *trans);
+
isl_int *isl_set_wrap_facet(__isl_keep isl_set *set,
isl_int *facet, isl_int *ridge);
int (*fn)(__isl_take isl_set *orthant, int *signs, void *user),
void *user);
+int isl_basic_map_add_div_constraints_var(__isl_keep isl_basic_map *bmap,
+ unsigned pos, isl_int *div);
int isl_basic_set_add_div_constraints_var(__isl_keep isl_basic_set *bset,
unsigned pos, isl_int *div);
int isl_basic_map_is_div_constraint(__isl_keep isl_basic_map *bmap,
isl_int *constraint, unsigned div);
+__isl_give isl_basic_set *isl_basic_set_from_local_space(
+ __isl_take isl_local_space *ls);
+__isl_give isl_basic_map *isl_basic_map_from_local_space(
+ __isl_take isl_local_space *ls);
+__isl_give isl_basic_set *isl_basic_set_expand_divs(
+ __isl_take isl_basic_set *bset, __isl_take isl_mat *div, int *exp);
+
#endif