Merge branch 'master' of ssh://crater.dragonflybsd.org/repository/git/dragonfly
[dragonfly.git] / contrib / gcc-3.4 / gcc / toplev.h
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1/* toplev.h - Various declarations for functions found in toplev.c
2 Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004
3 Free Software Foundation, Inc.
4
5This file is part of GCC.
6
7GCC is free software; you can redistribute it and/or modify it under
8the terms of the GNU General Public License as published by the Free
9Software Foundation; either version 2, or (at your option) any later
10version.
11
12GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13WARRANTY; without even the implied warranty of MERCHANTABILITY or
14FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15for more details.
16
17You should have received a copy of the GNU General Public License
18along with GCC; see the file COPYING. If not, write to the Free
19Software Foundation, 59 Temple Place - Suite 330, Boston, MA
2002111-1307, USA. */
21
22#ifndef GCC_TOPLEV_H
23#define GCC_TOPLEV_H
24
25/* If non-NULL, return one past-the-end of the matching SUBPART of
26 the WHOLE string. */
27#define skip_leading_substring(whole, part) \
28 (strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part))
29
30extern int toplev_main (unsigned int, const char **);
31extern int read_integral_parameter (const char *, const char *, const int);
32extern void strip_off_ending (char *, int);
33extern const char *trim_filename (const char *);
34extern void _fatal_insn_not_found (rtx, const char *, int, const char *)
35 ATTRIBUTE_NORETURN;
36extern void _fatal_insn (const char *, rtx, const char *, int, const char *)
37 ATTRIBUTE_NORETURN;
38
39#define fatal_insn(msgid, insn) \
40 _fatal_insn (msgid, insn, __FILE__, __LINE__, __FUNCTION__)
41#define fatal_insn_not_found(insn) \
42 _fatal_insn_not_found (insn, __FILE__, __LINE__, __FUNCTION__)
43
44/* If we haven't already defined a frontend specific diagnostics
45 style, use the generic one. */
46#ifndef GCC_DIAG_STYLE
47#define GCC_DIAG_STYLE __gcc_diag__
48#endif
49/* None of these functions are suitable for ATTRIBUTE_PRINTF, because
50 each language front end can extend them with its own set of format
51 specifiers. We must use custom format checks. */
52#if GCC_VERSION >= 3004
53#define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
54#else
55#define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m)
56#endif
57extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
58 ATTRIBUTE_NORETURN;
59extern void warning (const char *, ...);
60extern void error (const char *, ...);
61extern void fatal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
62 ATTRIBUTE_NORETURN;
63extern void pedwarn (const char *, ...);
64extern void sorry (const char *, ...);
65extern void inform (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
66
67extern void rest_of_decl_compilation (tree, const char *, int, int);
68extern void rest_of_type_compilation (tree, int);
69extern void rest_of_compilation (tree);
70extern void tree_rest_of_compilation (tree, bool);
71
72extern void announce_function (tree);
73
74extern void error_for_asm (rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
75extern void warning_for_asm (rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
76extern void warn_deprecated_use (tree);
77
78#ifdef BUFSIZ
79extern void output_quoted_string (FILE *, const char *);
80extern void output_file_directive (FILE *, const char *);
81#endif
82
83#ifdef BUFSIZ
84 /* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
85 therefore it can have ATTRIBUTE_PRINTF. */
86extern void fnotice (FILE *, const char *, ...)
87 ATTRIBUTE_PRINTF_2;
88#endif
89
90extern int wrapup_global_declarations (tree *, int);
91extern void check_global_declarations (tree *, int);
92extern void write_global_declarations (void);
93
94/* A unique local time stamp, might be zero if none is available. */
95extern unsigned local_tick;
96
97extern const char *progname;
98extern const char *dump_base_name;
99extern const char *aux_base_name;
100extern const char *aux_info_file_name;
101extern const char *asm_file_name;
102extern bool exit_after_options;
103extern bool version_flag;
104
105extern int target_flags_explicit;
106
107/* See toplev.c. */
108extern int flag_loop_optimize;
109extern int flag_crossjumping;
110extern int flag_if_conversion;
111extern int flag_if_conversion2;
112extern int flag_delete_null_pointer_checks;
113extern int flag_keep_static_consts;
114extern int flag_peel_loops;
115extern int flag_rerun_cse_after_loop;
116extern int flag_thread_jumps;
117extern int flag_tracer;
118extern int flag_unroll_loops;
119extern int flag_unroll_all_loops;
120extern int flag_unswitch_loops;
121extern int flag_cprop_registers;
122extern int time_report;
123extern int flag_new_regalloc;
124
125/* Things to do with target switches. */
126extern void display_target_options (void);
127extern void print_version (FILE *, const char *);
128extern void set_target_switch (const char *);
129extern void * default_get_pch_validity (size_t *);
130extern const char * default_pch_valid_p (const void *, size_t);
131
132/* The hashtable, so that the C front ends can pass it to cpplib. */
133extern struct ht *ident_hash;
134
135/* This function can be used by targets to set the flags originally
136 implied by -ffast-math and -fno-fast-math. */
137
138extern void set_fast_math_flags (int);
139
140/* Handle -d switch. */
141extern void decode_d_option (const char *);
142
143/* Return true iff flags are set as if -ffast-math. */
144extern bool fast_math_flags_set_p (void);
145
146/* The following functions accept a wide integer argument. Rather
147 than having to cast on every function call, we use a macro instead. */
148
149#ifndef exact_log2
150#define exact_log2(N) exact_log2_wide ((unsigned HOST_WIDE_INT) (N))
151#define floor_log2(N) floor_log2_wide ((unsigned HOST_WIDE_INT) (N))
152#endif
153extern int exact_log2_wide (unsigned HOST_WIDE_INT);
154extern int floor_log2_wide (unsigned HOST_WIDE_INT);
155
156/* Functions used to get and set GCC's notion of in what directory
157 compilation was started. */
158
159extern const char *get_src_pwd (void);
160extern bool set_src_pwd (const char *);
161
162#endif /* ! GCC_TOPLEV_H */