fix :)

[libfirm] / ir / be / bespill.c

diff --git a/ir/be/bespill.c b/ir/be/bespill.c
index 84ee0cf..2dae0bc 100644 (file)
--- a/ir/be/bespill.c
+++ b/ir/be/bespill.c
@@ -3,6 +3,7 @@
  * Date:               29.09.2005
  * Copyright:   (c) Universitaet Karlsruhe
  * Licence:     This file protected by GPL -  GNU GENERAL PUBLIC LICENSE.
+ * CVS-Id:      $Id$
  */
 #ifdef HAVE_CONFIG_H
 #include "config.h"
@@ -162,7 +163,7 @@ void be_delete_spill_env(spill_env_t *env) {
  *
  */
 
-void be_add_remat(spill_env_t *env, ir_node *to_spill, ir_node *before, ir_node *rematted_node, const arch_register_class_t *reload_cls) {
+void be_add_remat(spill_env_t *env, ir_node *to_spill, ir_node *before, ir_node *rematted_node) {
        spill_info_t *spill_info;
        reloader_t *reloader;
 
@@ -176,8 +177,9 @@ void be_add_remat(spill_env_t *env, ir_node *to_spill, ir_node *before, ir_node
        reloader->allow_remat   = 1;
 
        spill_info->reloaders  = reloader;
-       assert(spill_info->reload_cls == NULL || spill_info->reload_cls == reload_cls);
-       spill_info->reload_cls = reload_cls;
+
+       DBG((env->dbg, LEVEL_1, "creating spillinfo for %+F, will be rematerialized before %+F\n",
+               to_spill, before));
 }
 
 void be_add_reload(spill_env_t *env, ir_node *to_spill, ir_node *before,
@@ -221,6 +223,9 @@ void be_add_reload(spill_env_t *env, ir_node *to_spill, ir_node *before,
        info->reloaders  = rel;
        assert(info->reload_cls == NULL || info->reload_cls == reload_cls);
        info->reload_cls = reload_cls;
+
+       DBG((env->dbg, LEVEL_1, "creating spillinfo for %+F, will be reloaded before %+F, may%s be rematerialized\n",
+               to_spill, before, allow_remat ? "" : " not"));
 }
 
 static ir_node *get_reload_insertion_point(ir_node *block, int pos) {
@@ -600,7 +605,7 @@ static ir_node *do_remat(spill_env_t *env, ir_node *spilled, ir_node *reloader)
        new_backedge_info(res);
        sched_reset(res);
 
-       DBG((env->dbg, LEVEL_1, "Insert remat %+F before reloader %+F\n", res, reloader));
+       DBG((env->dbg, LEVEL_1, "Insert remat %+F of %+F before reloader %+F\n", res, spilled, reloader));
 
        /* insert in schedule */
        sched_add_before(reloader, res);
@@ -653,6 +658,8 @@ void be_insert_spills_reloads(spill_env_t *env) {
                ir_mode    *mode   = get_irn_mode(si->spilled_node);
                pset       *values = pset_new_ptr(16);
 
+               DBG((env->dbg, LEVEL_1, "\nhandling all reloaders of %+F:\n", si->spilled_node));
+
                /* go through all reloads for this spill */
                for (rld = si->reloaders; rld; rld = rld->next) {
                        ir_node *new_val;