Changed ->link to set_irn_link.

[libfirm] / ir / be / bemain.c

diff --git a/ir/be/bemain.c b/ir/be/bemain.c
index 6d874d6..c42486e 100644 (file)
--- a/ir/be/bemain.c
+++ b/ir/be/bemain.c
@@ -61,6 +61,7 @@ static be_main_env_t *be_init_env(be_main_env_t *env)
   const arch_isa_if_t *isa = &firm_isa;
 
   obstack_init(&env->obst);
+  env->dbg = firm_dbg_register("be.main");
 
   env->arch_env = obstack_alloc(&env->obst, sizeof(env->arch_env[0]));
   arch_env_init(env->arch_env, isa);
@@ -131,6 +132,8 @@ static void be_main_loop(void)
                ir_graph *irg = get_irp_irg(i);
                be_main_session_env_t session;
 
+               DBG((env.dbg, LEVEL_1, "be irg: %F\n", irg));
+
                /* Init the session. */
                be_init_session_env(&session, &env, irg);
 
@@ -139,28 +142,39 @@ static void be_main_loop(void)
 
                /* Schedule the graphs. */
                list_sched(irg, trivial_selector);
+               dump_ir_block_graph_sched(irg, "-sched");
 
                /* Verify the schedule */
                sched_verify_irg(irg);
 
+               /* Build liveness information */
+               be_liveness(irg);
+
                /* Remove all cases where a phi and one of its arguments interfere */
                be_eliminate_phi_interferences(&session);
                dump_ir_block_graph(session.irg, "-prephase");
 
-               be_numbering(irg);
-
                /* Liveness analysis */
                be_liveness(irg);
 
-               dump_ir_block_graph_sched(irg, "-sched");
                copystat_reset();
                copystat_collect_irg(irg, env.arch_env);
 
+               /*
+                * Verifying the schedule once again cannot hurt.
+                */
+               sched_verify_irg(irg);
+
                /* Perform the following for each register class. */
                for(j = 0, m = isa->get_n_reg_class(); j < m; ++j) {
                        be_chordal_env_t *chordal_env;
                        const arch_register_class_t *cls = isa->get_reg_class(j);
 
+                       DBG((env.dbg, LEVEL_1, "\treg class: %s\n", cls->name));
+
+                       be_numbering(irg);
+                       be_liveness(irg);
+
                        chordal_env = be_ra_chordal(irg, env.arch_env, cls);
 
 #ifdef DUMP_ALLOCATED
@@ -175,9 +189,10 @@ static void be_main_loop(void)
                        be_ra_chordal_check(chordal_env);
 
                        be_ra_chordal_done(chordal_env);
+                       be_numbering_done(irg);
                }
+
                copystat_dump_pretty(irg);
-           be_numbering_done(irg);
        }
 }