foreach_nodeset() ideom added

diff --git a/ir/be/benodesets.h b/ir/be/benodesets.h
index cdfa147..ea7a677 100644 (file)
--- a/ir/be/benodesets.h
+++ b/ir/be/benodesets.h
@@ -114,4 +114,9 @@ unsigned nodeset_hash(ir_node *n);
  */
 #define nodeset_break(nset)  pset_break(nset)
 
+/**
+ * Iterate over a node set.
+ */
+#define foreach_nodeset(set, irn)      for (irn = nodeset_first(set); irn; irn = nodeset_next(set))
+
 #endif /* _BENODESETS_H */