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      1  1.1  mrg #ifndef ISL_FACTORIZATION_H
      2  1.1  mrg #define ISL_FACTORIZATION_H
      3  1.1  mrg 
      4  1.1  mrg #include <isl/set.h>
      5  1.1  mrg #include <isl_morph.h>
      6  1.1  mrg 
      7  1.1  mrg #if defined(__cplusplus)
      8  1.1  mrg extern "C" {
      9  1.1  mrg #endif
     10  1.1  mrg 
     11  1.1  mrg /* Data for factorizing the basic set "bset".
     12  1.1  mrg  * After applying "morph" to the basic set, there are "n_group"
     13  1.1  mrg  * groups of consecutive set variables, each of length "len[i]",
     14  1.1  mrg  * with 0 <= i < n_group.
     15  1.1  mrg  * If no factorization is possible, then "n_group" is set to 0.
     16  1.1  mrg  */
     17  1.1  mrg struct isl_factorizer {
     18  1.1  mrg 	isl_basic_set	*bset;
     19  1.1  mrg 	isl_morph	*morph;
     20  1.1  mrg 	int		n_group;
     21  1.1  mrg 	int		*len;
     22  1.1  mrg };
     23  1.1  mrg typedef struct isl_factorizer isl_factorizer;
     24  1.1  mrg 
     25  1.1  mrg __isl_give isl_factorizer *isl_basic_set_factorizer(
     26  1.1  mrg 	__isl_keep isl_basic_set *bset);
     27  1.1  mrg 
     28  1.1  mrg isl_ctx *isl_factorizer_get_ctx(__isl_keep isl_factorizer *f);
     29  1.1  mrg 
     30  1.1  mrg __isl_null isl_factorizer *isl_factorizer_free(__isl_take isl_factorizer *f);
     31  1.1  mrg void isl_factorizer_dump(__isl_take isl_factorizer *f);
     32  1.1  mrg 
     33  1.1  mrg __isl_give isl_bool isl_factorizer_every_factor_basic_set(
     34  1.1  mrg 	__isl_keep isl_factorizer *f,
     35  1.1  mrg 	isl_bool (*test)(__isl_keep isl_basic_set *bset, void *user),
     36  1.1  mrg 	void *user);
     37  1.1  mrg 
     38  1.1  mrg #if defined(__cplusplus)
     39  1.1  mrg }
     40  1.1  mrg #endif
     41  1.1  mrg 
     42  1.1  mrg #endif
     43