+static INLINE int
+_is_Phi(const ir_node *node) {
+ ir_op *op;
+ assert(node);
+
+ op = get_irn_op(node);
+#ifdef INTERPROCEDURAL_VIEW
+ if (op == op_Filter) return get_interprocedural_view();
+#endif
+ return (op == op_Phi);
+}
+
+static INLINE int
+_is_Proj(const ir_node *node) {
+ assert(node);
+ return (_get_irn_op(node) == op_Proj);
+}
+