X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fbe%2Fbeutil.h;h=cc6e60b62efc8d731683648b27f4f50aff730cf2;hb=b9d45e08e23bcf058fa8f2d9e18dd78e8cccd044;hp=585d2a63053e295172f30d5be0fb73f37958d89b;hpb=32a664cf05ce77aa410e334fdea34a851c36143f;p=libfirm

diff --git a/ir/be/beutil.h b/ir/be/beutil.h
index 585d2a630..cc6e60b62 100644
--- a/ir/be/beutil.h
+++ b/ir/be/beutil.h
@@ -2,13 +2,21 @@
 #ifndef _BEUTIL_H
 #define _BEUTIL_H
 
+#include "firm_config.h"
+
 #include <stdio.h>
 
+#include "pset.h"
 #include "irnode.h"
-#include "config.h"
-
 #include "bearch.h"
 
+/**
+ * Get an empty set.
+ * This function always returns the same set.
+ */
+pset *be_empty_set(void);
+
+
 /** Undefine this to disable debugging mode. */
 #define BE_DEBUG 1
 
@@ -79,6 +87,7 @@ static INLINE FILE *ffopen(const char *base, const char *ext, const char *mode)
 	char buf[1024];
 
 	snprintf(buf, sizeof(buf), "%s.%s", base, ext);
+	buf[sizeof(buf) - 1] = '\0';
 	if (! (out = fopen(buf, mode))) {
 		fprintf(stderr, "Cannot open file %s in mode %s\n", buf, mode);
 		return NULL;
@@ -93,4 +102,33 @@ static INLINE FILE *ffopen(const char *base, const char *ext, const char *mode)
  */
 void dump_ir_block_graph_sched(ir_graph *irg, const char *suffix);
 
-#endif
+/**
+ * Dump a extended block graph with schedule edges.
+ * @param irg The graph.
+ * @param suffix A suffix to its file name.
+ */
+void dump_ir_extblock_graph_sched(ir_graph *irg, const char *suffix);
+
+/**
+ * Dumps a graph and numbers all dumps.
+ * @param irg    The graph
+ * @param suffix A suffix to its file name.
+ * @param dumper The dump function
+ */
+void be_dump(ir_graph *irg, const char *suffix, void (*dumper)(ir_graph *, const char *));
+
+/**
+ * Returns the number of reachable nodes in an irg.
+ * @param irg The irg.
+ * @return The number of reachable nodes.
+ */
+unsigned get_num_reachable_nodes(ir_graph *irg);
+
+/**
+ * Search for an irn in @p accept.
+ * The search is started at @p start_point_exclusive and continues upwards the dom-tree
+ * @return The first node out of accept if found. Else NULL is returned.
+ */
+ir_node *dom_up_search(pset *accept, ir_node *start_point_exclusive);
+
+#endif /* _BEUTIL_H */