+ ir_graph **callers; /**< For callgraph analyses. */
+ int *caller_isbe; /**< For callgraph analyses: set if backedge. */
+ ir_graph **callees; /**< For callgraph analyses. */
+ int *callee_isbe; /**< For callgraph analyses: set if backedge. */
+ int callgraph_loop_depth;
+ int callgraph_recursion_depth;
+ ir_loop *l;
+