1 #ifndef ISL_CONSTRAINT_H
2 #define ISL_CONSTRAINT_H
7 #if defined(__cplusplus)
11 struct isl_constraint {
15 struct isl_basic_map *bmap;
18 typedef struct isl_constraint isl_constraint;
20 __isl_give isl_constraint *isl_equality_alloc(__isl_take isl_dim *dim);
21 __isl_give isl_constraint *isl_inequality_alloc(__isl_take isl_dim *dim);
22 struct isl_constraint *isl_basic_set_constraint(struct isl_basic_set *bset,
25 struct isl_constraint *isl_constraint_cow(struct isl_constraint *c);
26 struct isl_constraint *isl_constraint_copy(struct isl_constraint *c);
27 void isl_constraint_free(struct isl_constraint *c);
29 struct isl_constraint *isl_basic_set_first_constraint(
30 struct isl_basic_set *bset);
31 struct isl_constraint *isl_constraint_next(struct isl_constraint *c);
32 int isl_constraint_is_equal(struct isl_constraint *constraint1,
33 struct isl_constraint *constraint2);
35 __isl_give isl_basic_map *isl_basic_map_add_constraint(
36 __isl_take isl_basic_map *bmap, __isl_take isl_constraint *constraint);
37 __isl_give isl_basic_set *isl_basic_set_add_constraint(
38 __isl_take isl_basic_set *bset, __isl_take isl_constraint *constraint);
40 int isl_basic_set_has_defining_equality(
41 struct isl_basic_set *bset, enum isl_dim_type type, int pos,
42 struct isl_constraint **constraint);
43 int isl_basic_set_has_defining_inequalities(
44 struct isl_basic_set *bset, enum isl_dim_type type, int pos,
45 struct isl_constraint **lower,
46 struct isl_constraint **upper);
48 int isl_constraint_dim(struct isl_constraint *constraint,
49 enum isl_dim_type type);
51 void isl_constraint_get_constant(struct isl_constraint *constraint, isl_int *v);
52 void isl_constraint_get_coefficient(struct isl_constraint *constraint,
53 enum isl_dim_type type, int pos, isl_int *v);
54 void isl_constraint_set_constant(__isl_keep isl_constraint *constraint, isl_int v);
55 void isl_constraint_set_coefficient(__isl_keep isl_constraint *constraint,
56 enum isl_dim_type type, int pos, isl_int v);
58 struct isl_div *isl_constraint_div(struct isl_constraint *constraint, int pos);
59 struct isl_constraint *isl_constraint_add_div(struct isl_constraint *constraint,
60 struct isl_div *div, int *pos);
62 void isl_constraint_clear(struct isl_constraint *constraint);
63 struct isl_constraint *isl_constraint_negate(struct isl_constraint *constraint);
65 int isl_constraint_is_equality(struct isl_constraint *constraint);
67 struct isl_basic_set *isl_basic_set_from_constraint(
68 struct isl_constraint *constraint);
70 #if defined(__cplusplus)