Added comment

[libfirm] / ir / debug / dbginfo.c

diff --git a/ir/debug/dbginfo.c b/ir/debug/dbginfo.c
index a6768b2..08fed6f 100644 (file)
--- a/ir/debug/dbginfo.c
+++ b/ir/debug/dbginfo.c
@@ -1,28 +1,78 @@
 /*
-**  Copyright (C) 2001 by Universitaet Karlsruhe
-**  All rights reserved.
-**
-**  Authors: Goetz Lindenmaier
-**
-**  dbginfo: This is a empty implementation of the Firm interface to
-**  debugging support.  It only guarantees that the Firm library compiles
-**  and runs without any real debugging support.
-**  The functions herein are declared weak so that they can be overriden
-**  by a real implementation.
-*/
-
-/* $Id$ */
+ * Project:     libFIRM
+ * File name:   ir/debug/dbginfo.c
+ * Purpose:     Implements the Firm interface to debug information.
+ * Author:      Goetz Lindenmaier
+ * Modified by:
+ * Created:     2001
+ * CVS-ID:      $Id$
+ * Copyright:   (c) 2001-2003 Universität Karlsruhe
+ * Licence:     This file protected by GPL -  GNU GENERAL PUBLIC LICENSE.
+ */
+
 
 #ifdef HAVE_CONFIG_H
 # include <config.h>
 #endif
 
-#include "dbginfo.h"
+#include "dbginfo_t.h"
+#include "irnode_t.h"
+#include "type_t.h"
+#include "entity_t.h"
+
+
+void
+dbg_info_merge_pair(ir_node *nw, ir_node *old, dbg_action info) {
+  set_irn_dbg_info(nw, get_irn_dbg_info(old));
+}
+
+void
+dbg_info_merge_sets(ir_node **new_nodes, int n_new_nodes,
+                   ir_node **old_nodes, int n_old_nodes,
+                   dbg_action info) {
+}
+
+
+void (*__dbg_info_merge_pair)(ir_node *nw, ir_node *old, dbg_action info)
+     = &dbg_info_merge_pair;
+
+void (*__dbg_info_merge_sets)(ir_node **new_nodes, int n_new_nodes,
+                             ir_node **old_nodes, int n_old_nodes,
+                             dbg_action info)
+     = &dbg_info_merge_sets;
+
 
-inline void
-dbg_info_copy(ir_node *new, ir_node *old, ident *info) {
+void dbg_init( merge_pair_func *mpf, merge_sets_func *msf )
+{
+  __dbg_info_merge_pair = mpf;
+  __dbg_info_merge_sets = msf;
 }
 
-inline void
-dbg_info_merge(ir_node **new_nodes, ir_node **old_nodes, ident *info) {
+
+void
+set_irn_dbg_info(ir_node *n, struct dbg_info* db) {
+  n->dbi = db;
+}
+
+struct dbg_info *
+get_irn_dbg_info(ir_node *n) {
+  return n->dbi;
+}
+
+
+/* Routines to access the field of an entity containing the
+   debugging information. */
+void set_entity_dbg_info(entity *ent, dbg_info* db) {
+  ent->dbi = db;
+}
+dbg_info *get_entity_dbg_info(entity *ent) {
+  return ent->dbi;
+}
+/* Routines to access the field of a type containing the
+   debugging information. */
+void set_type_dbg_info(type *tp, dbg_info* db) {
+  tp->dbi = db;
+}
+dbg_info *get_type_dbg_info(type *tp) {
+  return tp->dbi;
 }