X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=ir%2Fcommon%2Ffirm.c;h=f3809c68830cb47ec0e7ddb8e6e0e5dff7c06a75;hb=51eff1cc020af2ed56d9ea226fe20faf801cac5b;hp=18e3e3ba0e20bde66f057dcc327e551451d4be2f;hpb=efbeaff549fcc6015da255ed4d453a95937ff0fd;p=libfirm

diff --git a/ir/common/firm.c b/ir/common/firm.c
index 18e3e3ba0..f3809c688 100644
--- a/ir/common/firm.c
+++ b/ir/common/firm.c
@@ -1,27 +1,165 @@
-/* Copyright (C) 1998 - 2000 by Universitaet Karlsruhe
-** All rights reserved.
-**
-** Authors: Martin Trapp, Christian Schaefer
-**
-*/
+/*
+ * Project:     libFIRM
+ * File name:   ir/common/firm.c
+ * Purpose:     Central firm functionality.
+ * Author:      Martin Trapp, Christian Schaefer
+ * Modified by: Goetz Lindenmaier
+ * Created:
+ * CVS-ID:      $Id$
+ * Copyright:   (c) 1998-2003 Universität Karlsruhe
+ * Licence:     This file protected by GPL -  GNU GENERAL PUBLIC LICENSE.
+ */
+#ifdef HAVE_CONFIG_H
+# include "config.h"
+#endif
 
+#ifdef HAVE_STRING_H
+# include <string.h>
+#endif
+#ifdef HAVE_STDIO_H
 # include <stdio.h>
-# include "ident.h"
-# include "firm.h"
-# include "mangle.h"
-# include "xp_help.h"
+#endif
+
+#ifdef WITH_LIBCORE
+# include <libcore/lc_opts.h>
+#endif
+
+#include "ident_t.h"
+#include "firm.h"
+#include "irflag_t.h"
+#include "mangle.h"
+/* init functions are not public */
+#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 "type_identify.h"
+#include "firmstat.h"
+#include "irreflect_t.h"
+#include "irarch.h"
+#include "reassoc_t.h"
+#include "irhooks.h"
+#include "iredges_t.h"
+#include "debugger.h"
+
+#ifdef WITH_LIBCORE
+/* 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;
+}
+#endif
 
 void
-init_firm (void)
+init_firm(const firm_parameter_t *param)
 {
-  xprintf_register ('I', ident_print);
-  xprintf_register ('v', tarval_print);
-  xprintf_register ('R', ir_node_print);
-  id_init ();
-  tarval_init_1 ();
-  init_mode ();
-  tarval_init_2 ();
-  init_mangle ();
-  init_op ();
-  init_cons ();
+  firm_parameter_t def_params;
+  unsigned int     size;
+
+  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);
+  /* 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 */
+  init_cons(def_params.initialize_local_func);
+  /* initialize reassociation */
+  firm_init_reassociation();
+  /* Builds a construct allowing to access all information to be constructed
+     later. */
+  init_irprog_2();
+  /* Initialize the type module ancd cr	d 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);
+  /* Init reflection facility. */
+  firm_init_rflct();
+
+  /* Init architecture dependent optimizations. */
+  arch_dep_init(arch_dep_default_factory);
+  arch_dep_set_opts(arch_dep_mul_to_shift | arch_dep_div_by_const | arch_dep_mod_by_const);
+
+  firm_archops_init(def_params.arch_op_settings);
+
+#ifndef NDEBUG
+  /* integrated debugger extension */
+  firm_init_debugger();
+#endif
+
+#ifdef WITH_LIBCORE
+  /* parse any init files for firm */
+  lc_opts_init("firm", firm_opt_get_root(), def_params.arg_prefix, def_params.argc, def_params.argv);
+#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));
+
+  finish_op();
+  free_ir_prog();
+
+  finish_tarval();
+  finish_mode();
+  finish_tpop();
+  finish_ident();
+}
+
+/* Returns the libFirm version number. */
+void firm_get_version(firm_version_t *version) {
+  version->major = libFirm_VERSION_MAJOR;
+  version->minor = libFirm_VERSION_MINOR;
 }