always remove critical edges before doing code placement

[libfirm] / ir / opt / proc_cloning.c

diff --git a/ir/opt/proc_cloning.c b/ir/opt/proc_cloning.c
index 322428a..62a2e5c 100644 (file)
--- a/ir/opt/proc_cloning.c
+++ b/ir/opt/proc_cloning.c
@@ -274,7 +274,7 @@ static void set_preds(ir_node *irn, void *env) {
        } else {
                /* First we set the block our copy if it is not a block.*/
                set_nodes_block(irn_copy, get_irn_link(get_nodes_block(irn)));
-               if (get_irn_op(irn) == op_End) {
+               if (is_End(irn)) {
                        /* Handle the keep-alives. This must be done separately, because
                           the End node was NOT copied */
                        for (i = 0; i < get_End_n_keepalives(irn); ++i)
@@ -311,7 +311,7 @@ static ir_node *get_irg_arg(ir_graph *irg, int pos) {
                                 * We rely on the fact the only one arg exists, so do
                                 * a cheap CSE in this case.
                                 */
-                               set_irn_out(irg_args, i, arg);
+                               set_irn_out(irg_args, i, arg, 0);
                                exchange(proj, arg);
                        } else
                                arg = proj;
@@ -533,7 +533,7 @@ restart:
 
                /* we know, that a SymConst is here */
                ptr = get_Call_ptr(call);
-               assert(get_irn_op(ptr) == op_SymConst);
+               assert(is_SymConst(ptr));
 
                callee = get_SymConst_entity(ptr);
                if (callee != entry->q.ent) {