X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;ds=sidebyside;f=ir%2Fbe%2Fbemain.c;h=005223936792fd513bfb0e7879f12443981501ab;hb=5cc462a3b818894990ff363e93a0cd4ab38fa503;hp=42dd4fe9482d2a331282ac3503e2aa7888ae720e;hpb=280c4d16974000891b33915c811143d24d82bec7;p=libfirm

diff --git a/ir/be/bemain.c b/ir/be/bemain.c
index 42dd4fe94..005223936 100644
--- a/ir/be/bemain.c
+++ b/ir/be/bemain.c
@@ -409,8 +409,8 @@ static void be_main_loop(FILE *file_handle, const char *cup_name)
 	be_dbg_types(env.db_handle);
 
 	/* backend may provide an ordered list of irgs where code should be generated for */
-	irg_list = NEW_ARR_F(ir_graph *, 0);
-	backend_irg_list = arch_isa_get_backend_irg_list(isa, irg_list);
+	irg_list         = NEW_ARR_F(ir_graph *, 0);
+	backend_irg_list = arch_isa_get_backend_irg_list(isa, &irg_list);
 
 	/* we might need 1 birg more for instrumentation constructor */
 	num_birgs = backend_irg_list ? ARR_LEN(backend_irg_list) : get_irp_n_irgs();
@@ -421,11 +421,7 @@ static void be_main_loop(FILE *file_handle, const char *cup_name)
 		ir_graph *irg = backend_irg_list ? backend_irg_list[i] : get_irp_irg(i);
 		initialize_birg(&birgs[i], irg, &env);
 	}
-	/* TODO: DEL_ARR_F(irg_list) will break, if list was modified by Backend ?!?! */
-	if (backend_irg_list)
-		DEL_ARR_F(backend_irg_list);
-	else
-		DEL_ARR_F(irg_list);
+	DEL_ARR_F(irg_list);
 
 	/*
 		Get the filename for the profiling data.
@@ -444,8 +440,7 @@ static void be_main_loop(FILE *file_handle, const char *cup_name)
 		initialize_birg(&birgs[num_birgs], prof_init_irg, &env);
 		num_birgs++;
 		set_method_img_section(get_irg_entity(prof_init_irg), section_constructors);
-	}
-	else {
+	} else {
 		be_profile_read(prof_filename);
 	}
 
@@ -519,8 +514,7 @@ static void be_main_loop(FILE *file_handle, const char *cup_name)
 		if (be_options.vrfy_option == BE_VRFY_WARN) {
 			be_check_dominance(irg);
 			be_verify_out_edges(irg);
-		}
-		else if (be_options.vrfy_option == BE_VRFY_ASSERT) {
+		} else if (be_options.vrfy_option == BE_VRFY_ASSERT) {
 			assert(be_verify_out_edges(irg));
 			assert(be_check_dominance(irg) && "Dominance verification failed");
 		}
@@ -532,15 +526,18 @@ static void be_main_loop(FILE *file_handle, const char *cup_name)
 
 		be_do_stat_nodes(irg, "03 Prepare");
 
-		/* Compute loop nesting information (for weighting copies) */
+		/* Transformation may produce nodes only reachable via out edges, kill them. */
+#if 1
+		edges_deactivate(irg);
+		edges_activate(irg);
+#endif
 		dump(DUMP_PREPARED, irg, "-prepared", dump_ir_block_graph);
 		BE_TIMER_ONLY(num_nodes_r = get_num_reachable_nodes(irg));
 
 		if (be_options.vrfy_option == BE_VRFY_WARN) {
 			be_check_dominance(irg);
 			be_verify_out_edges(irg);
-		}
-		else if (be_options.vrfy_option == BE_VRFY_ASSERT) {
+		} else if (be_options.vrfy_option == BE_VRFY_ASSERT) {
 			assert(be_verify_out_edges(irg));
 			assert(be_check_dominance(irg) && "Dominance verification failed");
 		}