-#include "isl_set.h"
-#include "isl_map.h"
-#include "isl_vec.h"
+/*
+ * Copyright 2008-2009 Katholieke Universiteit Leuven
+ *
+ * Use of this software is governed by the GNU LGPLv2.1 license
+ *
+ * Written by Sven Verdoolaege, K.U.Leuven, Departement
+ * Computerwetenschappen, Celestijnenlaan 200A, B-3001 Leuven, Belgium
+ */
+
+#ifndef ISL_MAP_PRIVATE_H
+#define ISL_MAP_PRIVATE_H
+
+#define isl_basic_set isl_basic_map
+#define isl_set isl_map
+#include <isl/set.h>
+#include <isl/map.h>
+#include <isl_reordering.h>
+#include <isl/vec.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
+ * n_out is the number of out variables
+ * n_in + n_out should be equal to set.dim
+ */
+struct isl_basic_map {
+ int ref;
+#define ISL_BASIC_MAP_FINAL (1 << 0)
+#define ISL_BASIC_MAP_EMPTY (1 << 1)
+#define ISL_BASIC_MAP_NO_IMPLICIT (1 << 2)
+#define ISL_BASIC_MAP_NO_REDUNDANT (1 << 3)
+#define ISL_BASIC_MAP_RATIONAL (1 << 4)
+#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_dim *dim;
+ unsigned extra;
+
+ unsigned n_eq;
+ unsigned n_ineq;
+
+ size_t c_size;
+ isl_int **eq;
+ isl_int **ineq;
+
+ unsigned n_div;
+
+ isl_int **div;
+
+ struct isl_vec *sample;
+
+ struct isl_blk block;
+ struct isl_blk block2;
+};
+
+/* 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_map {
+ int ref;
+#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;
+
+ int n;
+
+ size_t size;
+ struct isl_basic_map *p[1];
+};
+
+__isl_give isl_map *isl_map_realign(__isl_take isl_map *map,
+ __isl_take isl_reordering *r);
+__isl_give isl_set *isl_set_realign(__isl_take isl_set *set,
+ __isl_take isl_reordering *r);
+
+__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,
+ __isl_take isl_dim *dim);
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 *isl_basic_set_add_constraints(struct isl_basic_set *bset1,
struct isl_basic_set *bset2, unsigned pos);
+struct isl_map *isl_map_grow(struct isl_map *map, int n);
+struct isl_set *isl_set_grow(struct isl_set *set, int n);
+
int isl_basic_set_contains(struct isl_basic_set *bset, struct isl_vec *vec);
+int isl_basic_map_contains(struct isl_basic_map *bmap, struct isl_vec *vec);
struct isl_basic_set *isl_basic_set_alloc_dim(struct isl_dim *dim,
unsigned extra, unsigned n_eq, unsigned n_ineq);
int isl_basic_set_alloc_equality(struct isl_basic_set *bset);
int isl_basic_set_free_inequality(struct isl_basic_set *bset, unsigned n);
int isl_basic_map_free_equality(struct isl_basic_map *bmap, unsigned n);
+int isl_basic_set_free_equality(struct isl_basic_set *bset, unsigned n);
int isl_basic_set_alloc_inequality(struct isl_basic_set *bset);
int isl_basic_map_alloc_inequality(struct isl_basic_map *bmap);
int isl_basic_map_free_inequality(struct isl_basic_map *bmap, unsigned n);
int isl_basic_map_alloc_div(struct isl_basic_map *bmap);
int isl_basic_set_alloc_div(struct isl_basic_set *bset);
int isl_basic_map_free_div(struct isl_basic_map *bmap, unsigned n);
+int isl_basic_set_free_div(struct isl_basic_set *bset, unsigned n);
void isl_basic_map_inequality_to_equality(
struct isl_basic_map *bmap, unsigned pos);
int isl_basic_map_drop_equality(struct isl_basic_map *bmap, unsigned pos);
int isl_basic_set_drop_equality(struct isl_basic_set *bset, unsigned pos);
int isl_basic_set_drop_inequality(struct isl_basic_set *bset, unsigned pos);
int isl_basic_map_drop_inequality(struct isl_basic_map *bmap, unsigned pos);
+__isl_give isl_basic_set *isl_basic_set_add_eq(__isl_take isl_basic_set *bset,
+ isl_int *eq);
+__isl_give isl_basic_map *isl_basic_map_add_eq(__isl_take isl_basic_map *bmap,
+ isl_int *eq);
+__isl_give isl_basic_set *isl_basic_set_add_ineq(__isl_take isl_basic_set *bset,
+ isl_int *ineq);
+__isl_give isl_basic_map *isl_basic_map_add_ineq(__isl_take isl_basic_map *bmap,
+ isl_int *ineq);
int isl_inequality_negate(struct isl_basic_map *bmap, unsigned pos);
struct isl_basic_map *isl_basic_map_set_to_empty(struct isl_basic_map *bmap);
struct isl_basic_set *isl_basic_set_set_to_empty(struct isl_basic_set *bset);
-struct isl_map *isl_basic_map_compute_divs(struct isl_basic_map *bmap);
-struct isl_map *isl_map_compute_divs(struct isl_map *map);
+struct isl_basic_set *isl_basic_set_order_divs(struct isl_basic_set *bset);
+void isl_basic_map_swap_div(struct isl_basic_map *bmap, int a, int b);
+struct isl_basic_map *isl_basic_map_order_divs(struct isl_basic_map *bmap);
+__isl_give isl_map *isl_map_order_divs(__isl_take isl_map *map);
struct isl_basic_map *isl_basic_map_align_divs(
struct isl_basic_map *dst, struct isl_basic_map *src);
struct isl_basic_set *isl_basic_set_align_divs(
struct isl_basic_set *dst, struct isl_basic_set *src);
-struct isl_map *isl_map_align_divs(struct isl_map *map);
-struct isl_set *isl_set_align_divs(struct isl_set *set);
struct isl_basic_map *isl_basic_map_gauss(
struct isl_basic_map *bmap, int *progress);
struct isl_basic_set *isl_basic_set_gauss(
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_plain_cmp(const __isl_keep isl_basic_map *bmap1,
+ const __isl_keep isl_basic_map *bmap2);
+int isl_basic_set_plain_is_equal(__isl_keep isl_basic_set *bset1,
+ __isl_keep isl_basic_set *bset2);
+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_normalize_constraints(
struct isl_basic_map *isl_basic_map_implicit_equalities(
struct isl_basic_map *bmap);
struct isl_basic_set *isl_basic_map_underlying_set(struct isl_basic_map *bmap);
+__isl_give isl_basic_set *isl_basic_set_underlying_set(
+ __isl_take isl_basic_set *bset);
struct isl_set *isl_map_underlying_set(struct isl_map *map);
struct isl_basic_map *isl_basic_map_overlying_set(struct isl_basic_set *bset,
struct isl_basic_map *like);
+__isl_give isl_basic_set *isl_basic_set_drop_constraints_involving(
+ __isl_take isl_basic_set *bset, unsigned first, unsigned n);
+__isl_give isl_basic_set *isl_basic_set_drop(__isl_take isl_basic_set *bset,
+ enum isl_dim_type type, unsigned first, unsigned n);
struct isl_basic_map *isl_basic_map_drop(struct isl_basic_map *bmap,
enum isl_dim_type type, unsigned first, unsigned n);
+struct isl_set *isl_set_drop(struct isl_set *set,
+ enum isl_dim_type type, unsigned first, unsigned n);
struct isl_basic_set *isl_basic_set_drop_dims(
struct isl_basic_set *bset, unsigned first, unsigned n);
struct isl_set *isl_set_drop_dims(
struct isl_basic_set *isl_basic_set_eliminate_vars(
struct isl_basic_set *bset, unsigned pos, unsigned n);
+__isl_give isl_map *isl_map_eliminate(__isl_take isl_map *map,
+ enum isl_dim_type type, unsigned first, unsigned n);
+__isl_give isl_set *isl_set_eliminate(__isl_take isl_set *set,
+ enum isl_dim_type type, unsigned first, unsigned n);
+
int isl_basic_set_constraint_is_redundant(struct isl_basic_set **bset,
isl_int *c, isl_int *opt_n, isl_int *opt_d);
+
+int isl_basic_map_add_div_constraints(struct isl_basic_map *bmap, unsigned div);
+struct isl_basic_map *isl_basic_map_drop_redundant_divs(
+ struct isl_basic_map *bmap);
+struct isl_basic_set *isl_basic_set_drop_redundant_divs(
+ struct isl_basic_set *bset);
+
+struct isl_basic_set *isl_basic_set_recession_cone(struct isl_basic_set *bset);
+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_basic_set *isl_basic_set_preimage(struct isl_basic_set *bset,
+ 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 isl_basic_map_contains_point(__isl_keep isl_basic_map *bmap,
+ __isl_keep isl_point *point);
+int isl_set_contains_point(__isl_keep isl_set *set, __isl_keep isl_point *point);
+
+int isl_basic_set_vars_get_sign(__isl_keep isl_basic_set *bset,
+ unsigned first, unsigned n, int *signs);
+int isl_set_foreach_orthant(__isl_keep isl_set *set,
+ 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