becopyheur2: Cache the admissible registers eagerly.
[libfirm] / ir / common / firm.c
index 6242215..4ec3807 100644 (file)
 /*
- * 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.
+ * This file is part of libFirm.
+ * Copyright (C) 2012 University of Karlsruhe.
  */
 
-/* Ini file in local directory */
-#define LOCAL_INI_FILE "firm.ini"
-
-/* Includes to determine user's home directory */
-#ifdef _WIN32
-#include <ShlObj.h>
-#define HOME_DIR_INI_FILE LOCAL_INI_FILE
-#else
-#include <sys/types.h>
-#include <pwd.h>
-#define HOME_DIR_INI_FILE ".firmrc"
-#endif
-
-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
-
-#ifdef HAVE_STRING_H
-# include <string.h>
-#endif
-
-# include <stdio.h>
+/**
+ * @file
+ * @brief     Central firm functionality.
+ * @author    Martin Trapp, Christian Schaefer, Goetz Lindenmaier
+ */
+#include "config.h"
 
-#ifdef WITH_LIBCORE
-#include <libcore/lc_opts.h>
+#ifdef HAVE_FIRM_REVISION_H
+# include "firm_revision.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
+#include <string.h>
+#include <stdio.h>
+
+#include "lc_opts.h"
+
+#include "ident_t.h"
+#include "firm.h"
+#include "irflag_t.h"
+#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 "firmstat.h"
+#include "irarch.h"
+#include "irhooks.h"
+#include "iredges_t.h"
+#include "irmemory_t.h"
+#include "opt_init.h"
+#include "debugger.h"
+#include "be_t.h"
+#include "irtools.h"
+#include "execfreq_t.h"
+#include "firmstat_t.h"
+
+/* returns the firm root */
 lc_opt_entry_t *firm_opt_get_root(void)
 {
        static lc_opt_entry_t *grp = NULL;
-       if(!grp)
+       if (!grp)
                grp = lc_opt_get_grp(lc_opt_root_grp(), "firm");
        return grp;
 }
-#endif
 
-void
-init_firm(const firm_parameter_t *param)
+void ir_init(void)
 {
-  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);
-  }
+       /* for historical reasons be_init must be run first */
+       firm_be_init();
 
        /* 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
-  {
-         FILE *f;
-
-#ifdef _WIN32
-         char path[MAX_PATH];
-         SHGetFolderPath(NULL, CSIDL_LOCAL_APPDATA, NULL, 0, path);
-         strncat(path, "\\", sizeof(path));
-#else
-         char path[512];
-         strcpy(path, getpwuid(getuid())->pw_dir);
-         strncat(path, "/", sizeof(path));
+       /* 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();
+       /* initialize node opcodes */
+       firm_init_op();
+       /* init graph construction */
+       firm_init_irgraph();
+       /* kind of obstack initialization */
+       firm_init_mangle();
+       /* 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();
+       /* memory disambiguation */
+       firm_init_memory_disambiguator();
+       firm_init_loop_opt();
+
+       /* Init architecture dependent optimizations. */
+       arch_dep_set_opts(arch_dep_none);
+
+       init_execfreq();
+
+       init_stat();
+
+#ifdef DEBUG_libfirm
+       /* integrated debugger extension */
+       firm_init_debugger();
 #endif
+}
 
-         strncat(path, HOME_DIR_INI_FILE, sizeof(path));
-
-         /* Process ini file in user's home. */
-         f = fopen(path, "rt");
-         if(f) {
-                 lc_opt_from_file(path, f, NULL);
-                 fclose(f);
-         }
-
-         /* Process ini file in current directory. */
-         f = fopen(LOCAL_INI_FILE, "rt");
-         if(f) {
-                 lc_opt_from_file(LOCAL_INI_FILE, f, NULL);
-                 fclose(f);
-         }
-
-         /* process arguments from the command line */
-         lc_opt_from_argv(firm_opt_get_root(), def_params.arg_prefix, def_params.argc, def_params.argv, NULL);
-  }
+void ir_finish(void)
+{
+#ifdef DEBUG_libfirm
+       firm_finish_debugger();
 #endif
+       exit_execfreq();
+       firm_be_finish();
+
+       free_ir_prog();
+       firm_finish_op();
+       finish_tarval();
+       finish_mode();
+       finish_tpop();
+       firm_finish_mangle();
+       finish_ident();
 }
 
-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));
+unsigned ir_get_version_major(void)
+{
+       return libfirm_VERSION_MAJOR;
+}
 
-  finish_op();
-  free_ir_prog();
+unsigned ir_get_version_minor(void)
+{
+       return libfirm_VERSION_MINOR;
+}
 
-  finish_tarval();
-  finish_mode();
-  finish_tpop();
-  finish_ident();
+const char *ir_get_version_revision(void)
+{
+#ifdef libfirm_VERSION_REVISION
+       return libfirm_VERSION_REVISION;
+#else
+       return "";
+#endif
 }
 
-/* Returns the libFirm version number. */
-void firm_get_version(firm_version_t *version) {
-  version->major = libFirm_VERSION_MAJOR;
-  version->minor = libFirm_VERSION_MINOR;
+const char *ir_get_version_build(void)
+{
+       return "";
 }