static bool poly_drs_may_alias_p (poly_dr_p pdr1, poly_dr_p pdr2) { ppl_Pointset_Powerset_C_Polyhedron_t alias_powerset1, alias_powerset2; ppl_Pointset_Powerset_C_Polyhedron_t accesses1 = PDR_ACCESSES (pdr1); ppl_Pointset_Powerset_C_Polyhedron_t accesses2 = PDR_ACCESSES (pdr2); ppl_dimension_type alias_dim1 = pdr_alias_set_dim (pdr1); ppl_dimension_type alias_dim2 = pdr_alias_set_dim (pdr2); int empty_p; ppl_new_Pointset_Powerset_C_Polyhedron_from_Pointset_Powerset_C_Polyhedron (&alias_powerset1, accesses1); ppl_new_Pointset_Powerset_C_Polyhedron_from_Pointset_Powerset_C_Polyhedron (&alias_powerset2, accesses2); build_alias_set_powerset (alias_powerset1, alias_dim1); build_alias_set_powerset (alias_powerset2, alias_dim2); ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (alias_powerset1, alias_powerset2); empty_p = ppl_Pointset_Powerset_C_Polyhedron_is_empty (alias_powerset1); ppl_delete_Pointset_Powerset_C_Polyhedron (alias_powerset1); ppl_delete_Pointset_Powerset_C_Polyhedron (alias_powerset2); return !empty_p; }
static inline bool can_collapse_pdrs (poly_dr_p pdr1, poly_dr_p pdr2) { bool res; ppl_Pointset_Powerset_C_Polyhedron_t af1, af2, diff; if (PDR_PBB (pdr1) != PDR_PBB (pdr2) || PDR_NB_SUBSCRIPTS (pdr1) != PDR_NB_SUBSCRIPTS (pdr2) || PDR_TYPE (pdr1) != PDR_TYPE (pdr2)) return false; af1 = PDR_ACCESSES (pdr1); af2 = PDR_ACCESSES (pdr2); ppl_new_Pointset_Powerset_C_Polyhedron_from_Pointset_Powerset_C_Polyhedron (&diff, af1); ppl_Pointset_Powerset_C_Polyhedron_difference_assign (diff, af2); res = ppl_Pointset_Powerset_C_Polyhedron_is_empty (diff); ppl_delete_Pointset_Powerset_C_Polyhedron (diff); return res; }
void new_poly_dr (poly_bb_p pbb, int dr_base_object_set, ppl_Pointset_Powerset_C_Polyhedron_t accesses, enum poly_dr_type type, void *cdr, graphite_dim_t nb_subscripts) { static int id = 0; poly_dr_p pdr = XNEW (struct poly_dr); PDR_ID (pdr) = id++; PDR_BASE_OBJECT_SET (pdr) = dr_base_object_set; PDR_NB_REFS (pdr) = 1; PDR_PBB (pdr) = pbb; PDR_ACCESSES (pdr) = accesses; PDR_TYPE (pdr) = type; PDR_CDR (pdr) = cdr; PDR_NB_SUBSCRIPTS (pdr) = nb_subscripts; VEC_safe_push (poly_dr_p, heap, PBB_DRS (pbb), pdr); }
static ppl_Pointset_Powerset_C_Polyhedron_t dependence_polyhedron_1 (poly_bb_p pbb1, poly_bb_p pbb2, ppl_Pointset_Powerset_C_Polyhedron_t d1, ppl_Pointset_Powerset_C_Polyhedron_t d2, poly_dr_p pdr1, poly_dr_p pdr2, ppl_Polyhedron_t s1, ppl_Polyhedron_t s2, bool direction, bool original_scattering_p) { scop_p scop = PBB_SCOP (pbb1); graphite_dim_t tdim1 = original_scattering_p ? pbb_nb_scattering_orig (pbb1) : pbb_nb_scattering_transform (pbb1); graphite_dim_t tdim2 = original_scattering_p ? pbb_nb_scattering_orig (pbb2) : pbb_nb_scattering_transform (pbb2); graphite_dim_t ddim1 = pbb_dim_iter_domain (pbb1); graphite_dim_t ddim2 = pbb_dim_iter_domain (pbb2); graphite_dim_t sdim1 = pdr_nb_subscripts (pdr1) + 1; graphite_dim_t gdim = scop_nb_params (scop); graphite_dim_t dim1 = pdr_dim (pdr1); graphite_dim_t dim2 = pdr_dim (pdr2); graphite_dim_t dim = tdim1 + tdim2 + dim1 + dim2; ppl_Pointset_Powerset_C_Polyhedron_t res; ppl_Pointset_Powerset_C_Polyhedron_t id1, id2, isc1, isc2, idr1, idr2; ppl_Pointset_Powerset_C_Polyhedron_t sc1, sc2, dreq; gcc_assert (PBB_SCOP (pbb1) == PBB_SCOP (pbb2)); ppl_new_Pointset_Powerset_C_Polyhedron_from_C_Polyhedron (&sc1, s1); ppl_new_Pointset_Powerset_C_Polyhedron_from_C_Polyhedron (&sc2, s2); id1 = map_into_dep_poly (dim, gdim, d1, ddim1, tdim1); id2 = map_into_dep_poly (dim, gdim, d2, ddim2, tdim1 + ddim1 + tdim2); isc1 = map_into_dep_poly (dim, gdim, sc1, ddim1 + tdim1, 0); isc2 = map_into_dep_poly (dim, gdim, sc2, ddim2 + tdim2, tdim1 + ddim1); idr1 = map_dr_into_dep_poly (dim, PDR_ACCESSES (pdr1), ddim1, ddim1 + gdim, tdim1, tdim2 + ddim2); idr2 = map_dr_into_dep_poly (dim, PDR_ACCESSES (pdr2), ddim2, ddim2 + gdim, tdim1 + ddim1 + tdim2, sdim1); /* Now add the subscript equalities. */ dreq = dr_equality_constraints (dim, tdim1 + ddim1 + tdim2 + ddim2, sdim1); ppl_new_Pointset_Powerset_C_Polyhedron_from_space_dimension (&res, dim, 0); ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, id1); ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, id2); ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, isc1); ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, isc2); ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, idr1); ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, idr2); ppl_Pointset_Powerset_C_Polyhedron_intersection_assign (res, dreq); ppl_delete_Pointset_Powerset_C_Polyhedron (id1); ppl_delete_Pointset_Powerset_C_Polyhedron (id2); ppl_delete_Pointset_Powerset_C_Polyhedron (sc1); ppl_delete_Pointset_Powerset_C_Polyhedron (sc2); ppl_delete_Pointset_Powerset_C_Polyhedron (isc1); ppl_delete_Pointset_Powerset_C_Polyhedron (isc2); ppl_delete_Pointset_Powerset_C_Polyhedron (idr1); ppl_delete_Pointset_Powerset_C_Polyhedron (idr2); ppl_delete_Pointset_Powerset_C_Polyhedron (dreq); if (!ppl_Pointset_Powerset_C_Polyhedron_is_empty (res)) build_lexicographically_gt_constraint (&res, dim, MIN (tdim1, tdim2), tdim1 + ddim1, direction); return res; }
void free_poly_dr (poly_dr_p pdr) { ppl_delete_Pointset_Powerset_C_Polyhedron (PDR_ACCESSES (pdr)); XDELETE (pdr); }