X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbestate.c;h=52efa3a61aa9af4e50ed3a03cd29ad161545b486;hb=8974b94349462d835b33ad4f896d1821986458bd;hp=81deb82025de26431e0c7b38a0aeedd9ba39874a;hpb=74dd7c3a1b43d9a789bcc9ac76e0a0215a881249;p=libfirm

diff --git a/ir/be/bestate.c b/ir/be/bestate.c
index 81deb8202..52efa3a61 100644
--- a/ir/be/bestate.c
+++ b/ir/be/bestate.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2007 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -186,7 +186,7 @@ void spill_phi(minibelady_env_t *env, ir_node *phi)
 
 	/* create a new phi-M with bad preds */
 	for(i = 0; i < arity; ++i) {
-		in[i] = new_r_Bad(irg);
+		in[i] = new_r_Unknown(irg, mode_M);
 	}
 
 	DBG((dbg, LEVEL_2, "\tcreate Phi-M for %+F\n", phi));
@@ -403,13 +403,13 @@ void belady(minibelady_env_t *env, ir_node *block)
 		/* check which state is desired for the node */
 		arity = get_irn_arity(node);
 		for(i = 0; i < arity; ++i) {
+			const arch_register_t *reg;
 			ir_node *in = get_irn_n(node, i);
 
 			if(!mode_is_data(get_irn_mode(in)))
 				continue;
 
-			const arch_register_t *reg =
-			   	arch_get_irn_register(env->arch_env, in);
+			reg = arch_get_irn_register(env->arch_env, in);
 			if(reg == env->reg) {
 				assert(need_val == NULL);
 				need_val = in;
@@ -430,13 +430,13 @@ void belady(minibelady_env_t *env, ir_node *block)
 			const ir_edge_t *edge;
 
 			foreach_out_edge(node, edge) {
+				const arch_register_t *reg;
 				ir_node *proj = get_edge_src_irn(edge);
 
 				if(!mode_is_data(get_irn_mode(proj)))
 					continue;
 
-				const arch_register_t *reg =
-					arch_get_irn_register(env->arch_env, proj);
+				reg = arch_get_irn_register(env->arch_env, proj);
 				if(reg == env->reg) {
 					current_state = proj;
 					DBG((dbg, LEVEL_3, "\t... current_state <- %+F\n", current_state));
@@ -560,8 +560,7 @@ void be_assure_state(be_irg_t *birg, const arch_register_t *reg, void *func_env,
 	ir_nodemap_init(&env.spill_infos);
 
 	assure_doms(irg);
-	set_using_visited(irg);
-	set_using_irn_link(irg);
+	ir_reserve_resources(irg, IR_RESOURCE_IRN_VISITED | IR_RESOURCE_IRN_LINK);
 	inc_irg_visited(irg);
 
 	/* process blocks */
@@ -570,8 +569,7 @@ void be_assure_state(be_irg_t *birg, const arch_register_t *reg, void *func_env,
 	/* fix block end_states that don't match the next blocks start_state */
 	irg_block_walk_graph(irg, fix_block_borders, NULL, &env);
 
-	clear_using_visited(irg);
-	clear_using_irn_link(irg);
+	ir_free_resources(irg, IR_RESOURCE_IRN_VISITED | IR_RESOURCE_IRN_LINK);
 
 	/* reconstruct ssa-form */
 	info = env.spills;