belower: Factorise common code.

[libfirm] / ir / be / belower.c

diff --git a/ir/be/belower.c b/ir/be/belower.c
index 056b02c..2cd2b90 100644 (file)
--- a/ir/be/belower.c
+++ b/ir/be/belower.c
@@ -382,9 +382,9 @@ static void lower_perm_node(ir_node *irn, lower_env_t *env)
                                 * IN_2  = in  node with register i + 1
                                 * OUT_1 = out node with register i + 1
                                 * OUT_2 = out node with register i */
+                               ir_node *cpyxchg;
                                if (cycle.type == PERM_CYCLE && !do_copy) {
                                        ir_node *in[2];
-                                       ir_node *cpyxchg;
 
                                        in[0] = arg1;
                                        in[1] = arg2;
@@ -441,16 +441,8 @@ static void lower_perm_node(ir_node *irn, lower_env_t *env)
                                        arch_set_irn_register(res2, cycle.elems[i + 1]);
                                        arch_set_irn_register(res1, cycle.elems[i]);
 
-                                       /* insert the copy/exchange node in schedule after the magic schedule node (see above) */
-                                       sched_add_after(sched_point, cpyxchg);
-
                                        DB((dbg, LEVEL_1, "replacing %+F with %+F, placed new node after %+F\n", irn, cpyxchg, sched_point));
-
-                                       /* set the new scheduling point */
-                                       sched_point = cpyxchg;
                                } else {
-                                       ir_node *cpyxchg;
-
                                        DB((dbg, LEVEL_1, "%+F creating copy node (%+F, %s) -> (%+F, %s)\n",
                                                                irn, arg1, cycle.elems[i]->name, res2, cycle.elems[i + 1]->name));
 
@@ -459,13 +451,13 @@ static void lower_perm_node(ir_node *irn, lower_env_t *env)
 
                                        /* exchange copy node and proj */
                                        exchange(res2, cpyxchg);
+                               }
 
-                                       /* insert the copy/exchange node in schedule after the magic schedule node (see above) */
-                                       sched_add_after(sched_point, cpyxchg);
+                               /* insert the copy/exchange node in schedule after the magic schedule node (see above) */
+                               sched_add_after(sched_point, cpyxchg);
 
-                                       /* set the new scheduling point */
-                                       sched_point = cpyxchg;
-                               }
+                               /* set the new scheduling point */
+                               sched_point = cpyxchg;
                        }
                }