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#include <isl/space.h>
#include <isl/hash.h>
#include <isl/id.h>

struct isl_name;
struct isl_space {
        int ref;

        struct isl_ctx *ctx;

        unsigned nparam;
        unsigned n_in;          /* zero for sets */
        unsigned n_out;         /* dim for sets */

        isl_id *tuple_id[2];
        isl_space *nested[2];

        unsigned n_id;
        isl_id **ids;
};

__isl_give isl_space *isl_space_cow(__isl_take isl_space *dim);

__isl_give isl_space *isl_space_underlying(__isl_take isl_space *dim,
        unsigned n_div);

uint32_t isl_space_get_hash(__isl_keep isl_space *dim);

int isl_space_is_domain(__isl_keep isl_space *space1,
        __isl_keep isl_space *space2);

__isl_give isl_space *isl_space_as_set_space(__isl_take isl_space *dim);

unsigned isl_space_offset(__isl_keep isl_space *dim, enum isl_dim_type type);

int isl_space_may_be_set(__isl_keep isl_space *dim);
int isl_space_is_named_or_nested(__isl_keep isl_space *dim, enum isl_dim_type type);
int isl_space_has_named_params(__isl_keep isl_space *dim);
__isl_give isl_space *isl_space_reset(__isl_take isl_space *dim,
        enum isl_dim_type type);
__isl_give isl_space *isl_space_flatten(__isl_take isl_space *dim);
__isl_give isl_space *isl_space_flatten_domain(__isl_take isl_space *dim);
__isl_give isl_space *isl_space_flatten_range(__isl_take isl_space *dim);

__isl_give isl_space *isl_space_replace(__isl_take isl_space *dst,
        enum isl_dim_type type, __isl_keep isl_space *src);

__isl_give isl_space *isl_space_lift(__isl_take isl_space *dim, unsigned n_local);

__isl_give isl_space *isl_space_extend_domain_with_range(
        __isl_take isl_space *domain, __isl_take isl_space *model);