4 static unsigned n(struct isl_div *d, enum isl_dim_type type)
6 struct isl_dim *dim = d->bmap->dim;
8 case isl_dim_param: return dim->nparam;
9 case isl_dim_in: return dim->n_in;
10 case isl_dim_out: return dim->n_out;
11 case isl_dim_div: return d->bmap->n_div;
15 static unsigned offset(struct isl_div *d, enum isl_dim_type type)
17 struct isl_dim *dim = d->bmap->dim;
19 case isl_dim_param: return 1 + 1;
20 case isl_dim_in: return 1 + 1 + dim->nparam;
21 case isl_dim_out: return 1 + 1 + dim->nparam + dim->n_in;
22 case isl_dim_div: return 1 + 1 + dim->nparam + dim->n_in + dim->n_out;
26 struct isl_div *isl_basic_map_div(struct isl_basic_map *bmap, isl_int **line)
33 div = isl_alloc_type(bmap->ctx, struct isl_div);
38 isl_ctx_ref(div->ctx);
45 isl_basic_map_free(bmap);
49 struct isl_div *isl_div_free(struct isl_div *c)
57 isl_basic_map_free(c->bmap);
58 isl_ctx_deref(c->ctx);
62 void isl_div_get_constant(struct isl_div *div, isl_int *v)
66 isl_int_set(*v, div->line[0][1]);
69 void isl_div_get_denominator(struct isl_div *div, isl_int *v)
73 isl_int_set(*v, div->line[0][0]);
76 void isl_div_get_coefficient(struct isl_div *div,
77 enum isl_dim_type type, int pos, isl_int *v)
82 isl_assert(div->ctx, pos < n(div, type), return);
83 isl_int_set(*v, div->line[0][offset(div, type) + pos]);