/*
- * 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.
*
* PURPOSE.
*/
-/*
- * Project: libFIRM
- * File name: ir/debug/dbginfo.c
- * Purpose: Implements the Firm interface to debug information.
- * Author: Goetz Lindenmaier
- * Modified by: Michael Beck
- * Created: 2001
- * CVS-ID: $Id$
- * Copyright: (c) 2001-2006 Universität Karlsruhe
+/**
+ * @file
+ * @brief Implements the Firm interface to debug information.
+ * @author Goetz Lindenmaier, Michael Beck
+ * @date 2001
+ * @version $Id$
*/
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+#include "config.h"
#include "dbginfo_t.h"
#include "irnode_t.h"
#include "type_t.h"
#include "entity_t.h"
+#include "error.h"
merge_pair_func *__dbg_info_merge_pair = default_dbg_info_merge_pair;
-
merge_sets_func *__dbg_info_merge_sets = default_dbg_info_merge_sets;
-snprint_dbg_func *__dbg_info_snprint = (snprint_dbg_func *)0;
-
-void dbg_init( merge_pair_func *mpf, merge_sets_func *msf, snprint_dbg_func *snprint_dbg )
+void dbg_init(merge_pair_func *mpf, merge_sets_func *msf)
{
__dbg_info_merge_pair = mpf ? mpf : default_dbg_info_merge_pair;
__dbg_info_merge_sets = msf ? msf : default_dbg_info_merge_sets;
- __dbg_info_snprint = snprint_dbg;
-} /* dbg_init */
-
-
-void set_irn_dbg_info(ir_node *n, dbg_info *db) {
- n->dbi = db;
-} /* set_irn_dbg_info */
-
-struct dbg_info *get_irn_dbg_info(const ir_node *n) {
- return n->dbi;
-} /* get_irn_dbg_info */
-
-
-/* Routines to access the field of an entity containing the
- debugging information. */
-void set_entity_dbg_info(ir_entity *ent, dbg_info *db) {
- ent->dbi = db;
-} /* set_entity_dbg_info */
-
-dbg_info *get_entity_dbg_info(const ir_entity *ent) {
- return ent->dbi;
-} /* get_entity_dbg_info */
-
-/* Routines to access the field of a type containing the
- debugging information. */
-void set_type_dbg_info(ir_type *tp, dbg_info *db) {
- tp->dbi = db;
-} /* set_type_dbg_info */
-
-dbg_info *get_type_dbg_info(const ir_type *tp) {
- return tp->dbi;
-} /* get_type_dbg_info */
+}
/*
* Converts a debug_action into a string.
*/
-const char *dbg_action_2_str(dbg_action a) {
+const char *dbg_action_2_str(dbg_action a)
+{
#define CASE(a) case a: return #a
switch (a) {
CASE(dbg_rem_poly_call);
CASE(dbg_dead_code);
CASE(dbg_opt_confirm);
+ CASE(dbg_gvn_pre);
+ CASE(dbg_combo);
+ CASE(dbg_jumpthreading);
CASE(dbg_backend);
default:
if (a <= dbg_max)
return "string conversion not implemented";
else
- assert(!"Missing debug action in dbg_action_2_str()");
- return NULL;
+ panic("Missing debug action in dbg_action_2_str()");
}
#undef CASE
-} /* dbg_action_2_str */
-
+}
-void default_dbg_info_merge_pair(ir_node *nw, ir_node *old, dbg_action info) {
+void default_dbg_info_merge_pair(ir_node *nw, ir_node *old, dbg_action info)
+{
dbg_info *new_db = get_irn_dbg_info(nw);
+ (void) info;
if (new_db == NULL)
set_irn_dbg_info(nw, get_irn_dbg_info(old));
-} /* default_dbg_info_merge_pair */
+}
void default_dbg_info_merge_sets(ir_node **new_nodes, int n_new_nodes,
ir_node **old_nodes, int n_old_nodes,
- dbg_action info) {
+ dbg_action info)
+{
+ (void) info;
if (n_old_nodes == 1) {
dbg_info *old_db = get_irn_dbg_info(old_nodes[0]);
int i;
if (get_irn_dbg_info(new_nodes[i]) == NULL)
set_irn_dbg_info(new_nodes[i], old_db);
}
-} /* default_dbg_info_merge_sets */
+}
+
+/** The debug info retriever function. */
+static retrieve_dbg_func retrieve_dbg = NULL;
+static retrieve_type_dbg_func retrieve_type_dbg = NULL;
+
+void ir_set_debug_retrieve(retrieve_dbg_func func)
+{
+ retrieve_dbg = func;
+}
+
+const char *ir_retrieve_dbg_info(const dbg_info *dbg, unsigned *line)
+{
+ if (retrieve_dbg)
+ return retrieve_dbg(dbg, line);
+
+ *line = 0;
+ return NULL;
+}
+
+void ir_set_type_debug_retrieve(retrieve_type_dbg_func func)
+{
+ retrieve_type_dbg = func;
+}
+
+void ir_retrieve_type_dbg_info(char *buffer, size_t buffer_size,
+ const type_dbg_info *tdbgi)
+{
+ buffer[0] = '\0';
+ if (retrieve_type_dbg)
+ retrieve_type_dbg(buffer, buffer_size, tdbgi);
+ assert(buffer_size > 0);
+ buffer[buffer_size-1] = '\0';
+}
+
+void ir_dbg_info_snprint(char *buf, size_t bufsize, const dbg_info *dbg)
+{
+ unsigned line;
+ const char *source = ir_retrieve_dbg_info(dbg, &line);
+
+ if (source == NULL) {
+ assert(bufsize > 0);
+ buf[0] = 0;
+ return;
+ }
+ snprintf(buf, bufsize, "%s:%u", source, line);
+}