doxygen docu added

[r7765]

diff --git a/ir/ir/irnode.h b/ir/ir/irnode.h
index ebdbf0a..e999179 100644 (file)
--- a/ir/ir/irnode.h
+++ b/ir/ir/irnode.h
@@ -105,9 +105,19 @@ void          set_irn_in            (ir_node *node, int arity, ir_node *in[]);
 /**
  * Get the n-th predecessor of a node.
  * This function removes Id predecessors.
 /**
  * Get the n-th predecessor of a node.
  * This function removes Id predecessors.

+ * This function automatically handles intra- and interprocedural views.

  */
 ir_node      *get_irn_n             (const ir_node *node, int n);
  */
 ir_node      *get_irn_n             (const ir_node *node, int n);

+
+/**
+ * Get the n-th predecessor of a node in intraprocedural view.
+ * Can be used always if it's know that node is not a split one.
+ */

 ir_node      *get_irn_intra_n       (const ir_node *node, int n);
 ir_node      *get_irn_intra_n       (const ir_node *node, int n);

+
+/**
+ * Get the n-th predecessor of a node in interprocedural view.
+ */

 ir_node      *get_irn_inter_n       (const ir_node *node, int n);
 
 /** Replace the n-th predecessor of a node with a new one. */
 ir_node      *get_irn_inter_n       (const ir_node *node, int n);
 
 /** Replace the n-th predecessor of a node with a new one. */