implemented a function to retrieve estimated costs of an op

[libfirm] / ir / be / belistsched.c

diff --git a/ir/be/belistsched.c b/ir/be/belistsched.c
index 47b510a..3aedf5b 100644 (file)
--- a/ir/be/belistsched.c
+++ b/ir/be/belistsched.c
@@ -654,6 +654,9 @@ static void add_tuple_projs(block_sched_env_t *env, ir_node *irn)
 
        assert(get_irn_mode(irn) == mode_T && "Mode of node must be tuple");
 
+       if(is_Bad(irn))
+               return;
+
        foreach_out_edge(irn, edge) {
                ir_node *out = edge->src;
 
@@ -994,7 +997,7 @@ static const list_sched_selector_t reg_pressure_selector_struct = {
 const list_sched_selector_t *reg_pressure_selector = &reg_pressure_selector_struct;
 
 /* List schedule a graph. */
-void list_sched(const be_irg_t *birg, int disable_mris)
+void list_sched(const be_irg_t *birg, int enable_mris)
 {
        const arch_env_t *arch_env = birg->main_env->arch_env;
        ir_graph *irg              = birg->irg;
@@ -1006,7 +1009,7 @@ void list_sched(const be_irg_t *birg, int disable_mris)
        /* Assure, that the out edges are computed */
        edges_assure(irg);
 
-       if(!disable_mris)
+       if(enable_mris)
                mris = be_sched_mris_preprocess(birg);
 
        num_nodes = get_irg_last_idx(irg);
@@ -1028,7 +1031,7 @@ void list_sched(const be_irg_t *birg, int disable_mris)
        if (env.selector->finish_graph)
                env.selector->finish_graph(env.selector_env);
 
-       if(!disable_mris)
+       if(enable_mris)
                be_sched_mris_free(mris);
 
        DEL_ARR_F(env.sched_info);