Support ignore nodes

[r16486]

diff --git a/ir/be/becopyilp2.c b/ir/be/becopyilp2.c
index ad41740..669d7ab 100644 (file)
--- a/ir/be/becopyilp2.c
+++ b/ir/be/becopyilp2.c
@@ -296,14 +296,19 @@ static void build_clique_star_cstr(ilp_env_t *ienv) {
                set *edges;
                int i, o, n_nodes, n_edges;
 
+               if (arch_irn_is(ienv->co->aenv, aff->irn, ignore))
+                       continue;
+
                obstack_init(&ob);
                edges = new_set(compare_edge_t, 8);
 
                /* get all affinity neighbours */
                n_nodes = 0;
                co_gs_foreach_neighb(aff, nbr) {
-                       obstack_ptr_grow(&ob, nbr->irn);
-                       ++n_nodes;
+                       if (!arch_irn_is(ienv->co->aenv, nbr->irn, ignore)) {
+                               obstack_ptr_grow(&ob, nbr->irn);
+                               ++n_nodes;
+                       }
                }
                nodes = obstack_finish(&ob);
 
@@ -404,6 +409,9 @@ static void extend_path(ilp_env_t *ienv, pdeq *path, ir_node *irn) {
        if (pdeq_contains(path, irn))
                return;
 
+       if (arch_irn_is(ienv->co->aenv, irn, ignore))
+               return;
+
        /* insert the new irn */
        pdeq_putr(path, irn);