tree-ssa-structalias.c: Remove edge weights in favor of just processing them as complex constraints.
2006-11-22 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-structalias.c: Remove edge weights in favor of just
processing them as complex constraints.
(struct constraint_graph): Remove weighted succs and preds. Rename
nonweighted succs and preds.
(constraint_edge): Removed.
(constraint_edge_t): Ditto.
(constraint_edge_pool): Ditto.
(new_constraint_edge): Ditto.
(constraint_edge_equal): Ditto.
(constraint_edge_less): Ditto.
(constraint_edge_vec_find): Ditto.
(erase_self_graph_edge): Ditto.
(add_graph_edge): Removed.
(get_graph_weights): Ditto.
(allocate_graph_weights): Ditto. (
(valid_weighted_graph_edge): Ditto
(bitmap_other_than_zero_bit_set): Ditto.
(int_add_graph_edge): Renamed to add_graph_edge.
(clear_edges_for_node): Remove support for weighted edges.
(merge_graph_nodes): Ditto.
(valid_graph_edge): Ditto.
(build_constraint_graph): Ditto.
(scc_visit): Ditto.
(collapse_nodes): Ditto.
(process_unification_queue): Ditto.
(topo_visit): Ditto.
(do_ds_constraint): Ditto.
(perform_var_subsitution): Ditto.
(solve_graph): Ditto.
(init_alias_vars): Ditto.
(delete_points_to_sets): Ditto.
(do_complex_constraint): Support offsetted copies here.
From-SVN: r119114