+void inline_functions(unsigned maxsize, int inline_threshold,
+ opt_ptr after_inline_opt);
+
+/**
+ * Creates an ir_prog pass for inline_functions().
+ *
+ * @param name the name of this pass or NULL
+ * @param maxsize Do not inline any calls if a method has more than
+ * maxsize firm nodes. It may reach this limit by
+ * inlineing.
+ * @param inline_threshold inlining threshold
+ *
+ * @return the newly created ir_prog pass
+ */
+ir_prog_pass_t *inline_functions_pass(
+ const char *name, unsigned maxsize, int inline_threshold,
+ opt_ptr after_inline_opt);
+
+/**
+ * Combines congruent blocks into one.
+ *
+ * @param irg The IR-graph to optimize.
+ *
+ * @return non-zero if the graph was transformed
+ */
+int shape_blocks(ir_graph *irg);
+
+/**
+ * Creates an ir_graph pass for shape_blocks().
+ *
+ * @param name the name of this pass or NULL
+ *
+ * @return the newly created ir_graph pass
+ */
+ir_graph_pass_t *shape_blocks_pass(const char *name);
+
+/**
+ * Perform loop inversion on a given graph.
+ * Loop inversion transform a head controlled loop (like while(...) {} and
+ * for(...) {}) into a foot controlled loop (do {} while(...)).
+ */
+void do_loop_inversion(ir_graph *irg);
+
+/**
+ * Perform loop peeling on a given graph.
+ */
+void do_loop_peeling(ir_graph *irg);
+
+typedef ir_type *(*get_Alloc_func)(ir_node *n);
+/** Set a new get_Alloc_func and returns the old one. */
+get_Alloc_func firm_set_Alloc_func(get_Alloc_func newf);