X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbeutil.c;h=2e884d0c7aa7c700fd71ddd22cc3d0aced83fec8;hb=5d6cfd12693c34b702aab148038ebb562f2695f9;hp=4129bde7476120752e063e2074e9f94d532535c0;hpb=d2c1b0191844c3c23731158a153838d570dcd65a;p=libfirm

diff --git a/ir/be/beutil.c b/ir/be/beutil.c
index 4129bde74..2e884d0c7 100644
--- a/ir/be/beutil.c
+++ b/ir/be/beutil.c
@@ -117,9 +117,7 @@ void be_dump(ir_graph *irg, const char *suffix, void (*dumper)(ir_graph *, const
 
 void be_clear_links(ir_graph *irg)
 {
-	ir_reserve_resources(irg, IR_RESOURCE_IRN_LINK);
 	irg_walk_graph(irg, firm_clear_link, NULL, NULL);
-	ir_free_resources(irg, IR_RESOURCE_IRN_LINK);
 }
 
 static void count_num_reachable_nodes(ir_node *irn, void *env)
@@ -165,3 +163,25 @@ FILE *be_ffopen(const char *base, const char *ext, const char *mode) {
 	}
 	return out;
 }
+
+static void add_to_postorder(ir_node *block, void *data)
+{
+	ir_node ***list = (ir_node***) data;
+	ARR_APP1(ir_node*, *list, block);
+}
+
+ir_node **be_get_cfgpostorder(ir_graph *irg)
+{
+	ir_node **list      = NEW_ARR_F(ir_node*, 0);
+	ir_node  *end_block = get_irg_end_block(irg);
+
+	/* end block may be unreachable in case of endless loops */
+	if (get_Block_n_cfgpreds(end_block) == 0)
+		ARR_APP1(ir_node*, list, end_block);
+
+	/* walk blocks */
+	irg_block_edges_walk(get_irg_start_block(irg), NULL, add_to_postorder,
+	                     &list);
+
+	return list;
+}