Revert "Let the block walker enter endless loops only at kept blocks, not Phis."

[libfirm] / ir / be / bestat.c

diff --git a/ir/be/bestat.c b/ir/be/bestat.c
index be09837..bd2895f 100644 (file)
--- a/ir/be/bestat.c
+++ b/ir/be/bestat.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 1995-2008 University of Karlsruhe.  All right reserved.
+ * Copyright (C) 1995-2011 University of Karlsruhe.  All right reserved.
  *
  * This file is part of libFirm.
  *
@@ -52,7 +52,7 @@ struct pressure_walker_env_t {
        be_lv_t  *lv;
        double    insn_count;
        double    regpressure;
-       int       max_pressure;
+       size_t    max_pressure;
        const arch_register_class_t *cls;
 };
 
@@ -63,7 +63,7 @@ static void check_reg_pressure_class(pressure_walker_env_t *env,
        ir_graph     *irg  = env->irg;
        ir_node      *irn;
        ir_nodeset_t  live_nodes;
-       int           max_live;
+       size_t        max_live;
 
        ir_nodeset_init(&live_nodes);
        be_liveness_end_of_block(env->lv, cls, block, &live_nodes);
@@ -71,7 +71,7 @@ static void check_reg_pressure_class(pressure_walker_env_t *env,
        env->regpressure += max_live;
 
        sched_foreach_reverse(block, irn) {
-               int cnt;
+               size_t cnt;
 
                if (is_Phi(irn))
                        break;