+void ir_init(void)
+{
+ /* for historical reasons be_init must be run first */
+ firm_be_init();
+
+ /* initialize firm flags */
+ firm_init_flags();
+ /* initialize all ident stuff */
+ init_ident();
+ /* Edges need hooks. */
+ init_edges();
+ /* create the type kinds. */
+ init_tpop();
+ /* create an obstack and put all tarvals in a pdeq */
+ init_tarval_1(0l, /* support_quad_precision */0);
+ /* Builds a basic program representation, so modes can be added. */
+ init_irprog_1();
+ /* initialize all modes an ir node can consist of */
+ init_mode();
+ /* initialize tarvals, and floating point arithmetic */
+ init_tarval_2();
+ /* init graph construction */
+ firm_init_irgraph();
+ /* kind of obstack initialization */
+ firm_init_mangle();
+ /* initialize all op codes an irnode can consist of */
+ init_op();
+ /* initialize reassociation */
+ firm_init_reassociation();
+ /* initialize function call optimization */
+ firm_init_funccalls();
+ /* initialize function inlining */
+ firm_init_inline();
+ /* initialize scalar replacement */
+ firm_init_scalar_replace();
+ /* Builds a construct allowing to access all information to be constructed
+ later. */
+ init_irprog_2();
+ /* Initialize the type module and construct some idents needed. */
+ ir_init_type();
+ /* initialize the entity module */
+ ir_init_entity();
+ /* class cast optimization */
+ firm_init_class_casts_opt();
+ /* memory disambiguation */
+ firm_init_memory_disambiguator();
+ firm_init_loop_opt();
+
+ /* Init architecture dependent optimizations. */
+ arch_dep_set_opts(arch_dep_none);
+
+ init_irnode();
+
+#ifdef DEBUG_libfirm
+ /* integrated debugger extension */
+ firm_init_debugger();
+#endif
+}
+
+void ir_finish(void)
+{
+ size_t i;
+
+ /* must iterate backwards here */
+ for (i = get_irp_n_irgs(); i > 0;)
+ free_ir_graph(get_irp_irg(--i));