remove unused support for max_loop_depth

[libfirm] / ir / lower / lower_mode_b.c

diff --git a/ir/lower/lower_mode_b.c b/ir/lower/lower_mode_b.c
index 9e335b1..f9a2b9b 100644 (file)
--- a/ir/lower/lower_mode_b.c
+++ b/ir/lower/lower_mode_b.c
@@ -275,11 +275,10 @@ void ir_lower_mode_b(ir_graph *const irg, ir_mode *const nlowered_mode)
        lowered_mode = nlowered_mode;
 
        /* edges are used by part_block_edges in the ir_create_cond_set variant. */
-       edges_assure(irg);
-       /* part_block_edges can go wrong with tuples present */
-       remove_tuples(irg);
+       assure_irg_properties(irg, IR_GRAPH_PROPERTY_CONSISTENT_OUT_EDGES
+                                | IR_GRAPH_PROPERTY_NO_TUPLES);
 
-       set_irg_state(irg, IR_GRAPH_STATE_MODEB_LOWERED);
+       add_irg_constraints(irg, IR_GRAPH_CONSTRAINT_MODEB_LOWERED);
        ir_reserve_resources(irg, IR_RESOURCE_IRN_LINK);
 
        needs_lowering = NEW_ARR_F(needs_lowering_t, 0);
@@ -303,9 +302,5 @@ void ir_lower_mode_b(ir_graph *const irg, ir_mode *const nlowered_mode)
 
        DEL_ARR_F(needs_lowering);
 
-       if (n > 0) {
-               /* lowering might create new blocks, so be sure to handle this */
-               clear_irg_state(irg, IR_GRAPH_STATE_CONSISTENT_DOMINANCE);
-               edges_deactivate(irg);
-       }
+       confirm_irg_properties(irg, n > 0 ? IR_GRAPH_PROPERTIES_NONE : IR_GRAPH_PROPERTIES_ALL);
 }