1/* toplev.h - Various declarations for functions found in toplev.c
2   Copyright (C) 1998-2015 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify it under
7the terms of the GNU General Public License as published by the Free
8Software Foundation; either version 3, or (at your option) any later
9version.
10
11GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12WARRANTY; without even the implied warranty of MERCHANTABILITY or
13FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14for more details.
15
16You should have received a copy of the GNU General Public License
17along 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.  */
24extern struct cl_decoded_option *save_decoded_options;
25extern unsigned int save_decoded_options_count;
26
27/* Invoking the compiler.  */
28class toplev
29{
30public:
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
39private:
40
41  void start_timevars ();
42
43  bool m_use_TV_TOTAL;
44  bool m_init_signals;
45};
46
47extern void rest_of_decl_compilation (tree, int, int);
48extern void rest_of_type_compilation (tree, int);
49extern void init_optimization_passes (void);
50extern 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.  */
55extern void init_eh (void);
56
57extern void announce_function (tree);
58
59extern void wrapup_global_declaration_1 (tree);
60extern bool wrapup_global_declaration_2 (tree);
61extern bool wrapup_global_declarations (tree *, int);
62extern void check_global_declaration_1 (tree);
63extern void check_global_declarations (tree *, int);
64extern void emit_debug_global_declarations (tree *, int);
65extern void write_global_declarations (void);
66
67extern void dump_memory_report (bool);
68extern void dump_profile_report (void);
69
70extern void target_reinit (void);
71
72/* A unique local time stamp, might be zero if none is available.  */
73extern unsigned local_tick;
74
75/* True if the user has tagged the function with the 'section'
76   attribute.  */
77
78extern bool user_defined_section_attribute;
79
80/* See toplev.c.  */
81extern int flag_rerun_cse_after_global_opts;
82
83extern void print_version (FILE *, const char *, bool);
84
85/* The hashtable, so that the C front ends can pass it to cpplib.  */
86extern struct ht *ident_hash;
87
88/* Functions used to get and set GCC's notion of in what directory
89   compilation was started.  */
90
91extern const char *get_src_pwd	       (void);
92extern bool set_src_pwd		       (const char *);
93
94/* Functions used to manipulate the random seed.  */
95
96extern HOST_WIDE_INT get_random_seed (bool);
97extern const char *set_random_seed (const char *);
98
99extern void initialize_rtl (void);
100
101#endif /* ! GCC_TOPLEV_H */
102