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#ifndef ISL_REORDERING_H
#define ISL_REORDERING_H
#include <isl/space.h>
/* "pos" has "src_len" entries and maps original dimensions to new dimensions.
* The final space is given by "space".
* The number of dimensions (i.e., the range of values) in the result
* may be larger than the number of dimensions in the input.
* In particular, the possible values of the entries in "pos" ranges from 0 to
* to "dst_len" - 1, where "dst_len" is equal to the total dimension of "space",
* unless isl_reordering_extend has been called.
*/
struct isl_reordering {
int ref;
isl_space *space;
unsigned src_len;
unsigned dst_len;
int pos[1];
};
typedef struct isl_reordering isl_reordering;
isl_ctx *isl_reordering_get_ctx(__isl_keep isl_reordering *r);
__isl_keep isl_space *isl_reordering_peek_space(__isl_keep isl_reordering *r);
__isl_give isl_space *isl_reordering_get_space(__isl_keep isl_reordering *r);
__isl_give isl_reordering *isl_parameter_alignment_reordering(
__isl_keep isl_space *alignee, __isl_keep isl_space *aligner);
__isl_give isl_reordering *isl_reordering_unbind_params_insert_domain(
__isl_keep isl_space *space, __isl_keep isl_multi_id *tuple);
__isl_give isl_reordering *isl_reordering_copy(__isl_keep isl_reordering *exp);
__isl_null isl_reordering *isl_reordering_free(__isl_take isl_reordering *exp);
__isl_give isl_reordering *isl_reordering_extend_space(
__isl_take isl_reordering *exp, __isl_take isl_space *space);
__isl_give isl_reordering *isl_reordering_extend(__isl_take isl_reordering *exp,
unsigned extra);
#endif
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