gcc/toplev.h

   1 /* toplev.h - Various declarations for functions found in toplev.c
   2    Copyright (C) 1998-2015 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 3, or (at your option) any later
   9 version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef GCC_TOPLEV_H
  21 #define GCC_TOPLEV_H
  22
  23 /* Decoded options, and number of such options.  */
  24 extern struct cl_decoded_option *save_decoded_options;
  25 extern unsigned int save_decoded_options_count;
  26
  27 /* Invoking the compiler.  */
  28 class toplev
  29 {
  30 public:
  31   toplev (bool use_TV_TOTAL,
  32           bool init_signals);
  33   ~toplev ();
  34
  35   int main (int argc, char **argv);
  36
  37   void finalize ();
  38
  39 private:
  40
  41   void start_timevars ();
  42
  43   bool m_use_TV_TOTAL;
  44   bool m_init_signals;
  45 };
  46
  47 extern void rest_of_decl_compilation (tree, int, int);
  48 extern void rest_of_type_compilation (tree, int);
  49 extern void init_optimization_passes (void);
  50 extern bool enable_rtl_dump_file (void);
  51
  52 /* In except.c.  Initialize exception handling.  This is used by the Ada
  53    and LTO front ends to initialize EH "on demand".  See lto-streamer-in.c
  54    and ada/gcc-interface/misc.c.  */
  55 extern void init_eh (void);
  56
  57 extern void announce_function (tree);
  58
  59 extern void wrapup_global_declaration_1 (tree);
  60 extern bool wrapup_global_declaration_2 (tree);
  61 extern bool wrapup_global_declarations (tree *, int);
  62 extern void check_global_declaration_1 (tree);
  63 extern void check_global_declarations (tree *, int);
  64 extern void emit_debug_global_declarations (tree *, int);
  65 extern void write_global_declarations (void);
  66
  67 extern void dump_memory_report (bool);
  68 extern void dump_profile_report (void);
  69
  70 extern void target_reinit (void);
  71
  72 /* A unique local time stamp, might be zero if none is available.  */
  73 extern unsigned local_tick;
  74
  75 /* True if the user has tagged the function with the 'section'
  76    attribute.  */
  77
  78 extern bool user_defined_section_attribute;
  79
  80 /* See toplev.c.  */
  81 extern int flag_rerun_cse_after_global_opts;
  82
  83 extern void print_version (FILE *, const char *, bool);
  84
  85 /* The hashtable, so that the C front ends can pass it to cpplib.  */
  86 extern struct ht *ident_hash;
  87
  88 /* Functions used to get and set GCC's notion of in what directory
  89    compilation was started.  */
  90
  91 extern const char *get_src_pwd         (void);
  92 extern bool set_src_pwd                (const char *);
  93
  94 /* Functions used to manipulate the random seed.  */
  95
  96 extern HOST_WIDE_INT get_random_seed (bool);
  97 extern const char *set_random_seed (const char *);
  98
  99 extern void initialize_rtl (void);
 100
 101 #endif /* ! GCC_TOPLEV_H */