fixed commutative flag for adds

diff --git a/ir/be/ia32/ia32_transform.c b/ir/be/ia32/ia32_transform.c
index 1fa0a59..97eee89 100644 (file)
--- a/ir/be/ia32/ia32_transform.c
+++ b/ir/be/ia32/ia32_transform.c
@@ -506,6 +506,7 @@ static ir_node *gen_Add(ia32_transform_env_t *env, ir_node *op1, ir_node *op2) {
 
                        /* set AM support */
                        set_ia32_am_support(new_op, ia32_am_Full);
+                       set_ia32_commutative(new_op);
                }
        }
 
@@ -1869,6 +1870,7 @@ static ir_node *gen_FrameAddr(ia32_transform_env_t *env) {
        set_ia32_am_support(new_op, ia32_am_Full);
        set_ia32_use_frame(new_op);
        set_ia32_immop_type(new_op, ia32_ImmConst);
+       set_ia32_commutative(new_op);
 
        SET_IA32_ORIG_NODE(new_op, ia32_get_old_node_name(env->cg, env->irn));
 
@@ -2009,6 +2011,7 @@ void ia32_transform_sub_to_neg_add(ir_node *irn, ia32_code_gen_t *cg) {
                else {
                        res = new_rd_ia32_Add(tenv.dbg, tenv.irg, tenv.block, noreg, noreg, res, in1, nomem, mode_T);
                        set_ia32_am_support(res, ia32_am_Full);
+                       set_ia32_commutative(res);
                }
 
                SET_IA32_ORIG_NODE(res, ia32_get_old_node_name(tenv.cg, irn));
@@ -2120,6 +2123,7 @@ void ia32_transform_lea_to_add(ir_node *irn, ia32_code_gen_t *cg) {
        res = new_rd_ia32_Add(tenv.dbg, tenv.irg, tenv.block, noreg, noreg, op1, op2, nomem, mode_T);
        arch_set_irn_register(cg->arch_env, res, out_reg);
        set_ia32_op_type(res, ia32_Normal);
+       set_ia32_commutative(res);
 
        if (imm) {
                set_ia32_cnst(res, offs);