+/*
+ * Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+ *
+ * This file is part of libFirm.
+ *
+ * This file may be distributed and/or modified under the terms of the
+ * GNU General Public License version 2 as published by the Free Software
+ * Foundation and appearing in the file LICENSE.GPL included in the
+ * packaging of this file.
+ *
+ * Licensees holding valid libFirm Professional Edition licenses may use
+ * this file in accordance with the libFirm Commercial License.
+ * Agreement provided with the Software.
+ *
+ * This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+ * WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE.
+ */
-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-* All rights reserved.
-*
-* Authors: Martin Trapp, Christian Schaefer, Goetz Lindenmaier
-*
-*/
+/**
+ * @file
+ * @brief Central firm functionality.
+ * @author Martin Trapp, Christian Schaefer, Goetz Lindenmaier
+ * @version $Id$
+ */
+#include "config.h"
-/* $Id$ */
-
-#ifdef HAVE_CONFIG_H
-# include <config.h>
+#ifdef HAVE_FIRM_REVISION_H
+# include "firm_revision.h"
#endif
+#ifdef HAVE_STRING_H
+# include <string.h>
+#endif
+#ifdef HAVE_STDIO_H
# include <stdio.h>
-# include "ident_t.h"
-# include "firm.h"
-# include "mangle.h"
-//# include "xp_help.h"
-# include "tv_t.h"
+#endif
+
+#include "lc_opts.h"
+
+#include "ident_t.h"
+#include "firm.h"
+#include "irflag_t.h"
/* init functions are not public */
-# include "tpop_t.h"
-# include "irnode_t.h"
-# include "irmode_t.h"
-# include "irgraph_t.h"
-# include "type_t.h"
-
-void
-init_firm (default_initialize_local_variable_func_t *func)
+#include "tv_t.h"
+#include "tpop_t.h"
+#include "irprog_t.h"
+#include "irnode_t.h"
+#include "irmode_t.h"
+#include "ircons_t.h"
+#include "irgraph_t.h"
+#include "type_t.h"
+#include "entity_t.h"
+#include "opt_inline_t.h"
+#include "scalar_replace.h"
+#include "firmstat.h"
+#include "irarch.h"
+#include "reassoc_t.h"
+#include "funccall_t.h"
+#include "irhooks.h"
+#include "iredges_t.h"
+#include "irmemory_t.h"
+#include "tropt.h"
+#include "debugger.h"
+#include "be_t.h"
+
+/* returns the firm root */
+lc_opt_entry_t *firm_opt_get_root(void) {
+ static lc_opt_entry_t *grp = NULL;
+ if (!grp)
+ grp = lc_opt_get_grp(lc_opt_root_grp(), "firm");
+ return grp;
+}
+
+void firm_init_options(const char *arg_prefix, int argc, const char **argv) {
+ /* parse any init files for firm */
+ lc_opts_init("firm", firm_opt_get_root(), arg_prefix, argc, argv);
+}
+
+void init_firm(const firm_parameter_t *param)
{
- /* initialize all ident stuff */
- id_init ();
- /* create the type kinds. */
- init_tpop ();
- /* create an obstack and put all tarvals in a pdeq */
- init_tarval_1 ();
- /* initialize all modes an ir node can consist of */
- init_mode ();
- /* initialize tarvals, and floating point arithmetic */
- init_tarval_2 ();
- /* init graph construction */
- init_irgraph();
- /* kind of obstack initialization */
- init_mangle ();
- /* initalize all op codes an irnode can consist of */
- init_op ();
- /* called once for each run of this library */
- init_cons (func);
- /* Builds a construct allowing to access all information to be constructed
- later. */
- init_irprog ();
- /* Constructs some idents needed. */
- init_type();
+ firm_parameter_t def_params;
+ unsigned int size;
+
+ /* for historical reasons be_init must be run first */
+ firm_be_init();
+
+ memset(&def_params, 0, sizeof(def_params));
+
+ if (param) {
+ /* check for reasonable size */
+ assert(param->size <= sizeof(def_params) && (param->size & 3) == 0 &&
+ "parameter struct not initialized ???");
+ size = sizeof(def_params);
+ if (param->size < size)
+ size = param->size;
+
+ memcpy(&def_params, param, size);
+ }
+
+ /* initialize firm flags */
+ firm_init_flags();
+ /* initialize all ident stuff */
+ init_ident(def_params.id_if, 1024);
+ /* initialize Firm hooks */
+ firm_init_hooks();
+ /* enhanced statistics, need idents and hooks */
+ firm_init_stat(def_params.enable_statistics);
+ /* 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();
+ /* called once for each run of this library */
+ firm_init_cons(def_params.initialize_local_func);
+ /* 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. */
+ firm_init_type(def_params.builtin_dbg, def_params.cc_mask);
+ /* initialize the entity module */
+ firm_init_entity();
+ /* allocate a hash table. */
+ init_type_identify(def_params.ti_if);
+ /* class cast optimization */
+ firm_init_class_casts_opt();
+ /* memory disambiguation */
+ firm_init_memory_disambiguator();
+
+ /* Init architecture dependent optimizations. */
+ arch_dep_init(arch_dep_default_factory);
+ arch_dep_set_opts(0);
+
+ firm_archops_init(def_params.arch_op_settings);
+
+#ifdef DEBUG_libfirm
+ /* integrated debugger extension */
+ firm_init_debugger();
+#endif
+}
+
+void free_firm(void) {
+ int i;
+
+ for (i = get_irp_n_irgs() - 1; i >= 0; --i)
+ free_ir_graph(get_irp_irg(i));
+
+ free_type_entities(get_glob_type());
+ for (i = get_irp_n_types() - 1; i >= 0; --i)
+ free_type_entities(get_irp_type(i));
+
+ for (i = get_irp_n_types() - 1; i >= 0; --i)
+ free_type(get_irp_type(i));
+
+ free_ir_prog();
+
+ finish_tarval();
+ finish_mode();
+ finish_tpop();
+ finish_ident();
+
+ firm_be_finish();
+}
+
+/* Returns the libFirm version number. */
+void firm_get_version(firm_version_t *version) {
+ version->major = libfirm_VERSION_MAJOR;
+ version->minor = libfirm_VERSION_MINOR;
+#ifdef libfirm_VERSION_REVISION
+ version->revision = libfirm_VERSION_REVISION;
+#else
+ version->revision = "";
+#endif
+ version->build = "";
}
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