last change with mode suffix was wrong for x87 nodes, don't exchange left/right for...

[libfirm] / ir / be / ia32 / ia32_optimize.c

diff --git a/ir/be/ia32/ia32_optimize.c b/ir/be/ia32/ia32_optimize.c
index 5b65a06..555d8f7 100644 (file)
--- a/ir/be/ia32/ia32_optimize.c
+++ b/ir/be/ia32/ia32_optimize.c
@@ -1289,8 +1289,6 @@ static void optimize_am(ir_node *irn, void *env) {
        am_support = get_ia32_am_support(irn);
        block = get_nodes_block(irn);
 
-       DBG((dbg, LEVEL_1, "checking for AM\n"));
-
        /* fold following patterns:                                                         */
        /* - op -> Load into AMop with am_Source                                            */
        /*   conditions:                                                                    */
@@ -1355,7 +1353,8 @@ static void optimize_am(ir_node *irn, void *env) {
                /* normalize nodes, we need the interesting load on the left side */
                if (cand & IA32_AM_CAND_RIGHT) {
                        load = get_Proj_pred(right);
-                       if (load_store_addr_is_equal(load, store, addr_b, addr_i)) {
+                       if (load_store_addr_is_equal(load, store, addr_b, addr_i)
+                                       && node_is_ia32_comm(irn)) {
                                DBG((dbg, LEVEL_2, "\texchanging left/right\n"));
                                exchange_left_right(irn, &left, &right, 3, 2);
                                need_exchange_on_fail ^= 1;