added some test programs

[libfirm] / ir / be / beutil.h

diff --git a/ir/be/beutil.h b/ir/be/beutil.h
index 386d86a..84a59ed 100644 (file)
--- a/ir/be/beutil.h
+++ b/ir/be/beutil.h
@@ -2,11 +2,12 @@
 #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"
 
 /** Undefine this to disable debugging mode. */
@@ -41,10 +42,6 @@ static INLINE int is_data_node(const ir_node *irn)
 {
        int i, n;
 
-       /* Unknowns do not exist, so they produce nothing */
-       if(get_irn_opcode(irn) == iro_Unknown)
-               return 0;
-
        /* If the node produces a data value, return immediately. */
        if(is_firm_be_mode(get_irn_mode(irn)))
                return 1;
@@ -98,3 +95,10 @@ 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
+
+/**
+ * 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);