- implemented i_mapper_bswap()

[libfirm] / ir / lower / lower_mode_b.c

diff --git a/ir/lower/lower_mode_b.c b/ir/lower/lower_mode_b.c
index 059571f..a6c0f75 100644 (file)
--- a/ir/lower/lower_mode_b.c
+++ b/ir/lower/lower_mode_b.c
@@ -114,9 +114,6 @@ static ir_node *create_set(ir_node *node)
        tarval   *tv_zero = get_tarval_null(mode);
        ir_node  *zero    = new_d_Const(dbgi, tv_zero);
 
-       /* ensure no optimisation touches muxes anymore */
-       set_irg_state(irg, IR_GRAPH_STATE_KEEP_MUX);
-
        ir_node *set      = new_rd_Mux(dbgi, irg, block, node, zero, one, mode);
 
        if (mode != config.lowered_mode) {
@@ -408,6 +405,9 @@ void ir_lower_mode_b(ir_graph *irg, const lower_mode_b_config_t *nconfig)
        config        = *nconfig;
        lowered_nodes = new_pdeq();
 
+       /* ensure no optimisation touches muxes anymore */
+       set_irg_state(irg, IR_GRAPH_STATE_KEEP_MUX);
+
        ir_reserve_resources(irg, IR_RESOURCE_IRN_LINK);
 
        set_opt_allow_conv_b(0);