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comparison gcc/toplev.h @ 0:a06113de4d67

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author kent <kent@cr.ie.u-ryukyu.ac.jp>
date Fri, 17 Jul 2009 14:47:48 +0900
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children 77e2b8dfacca
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-1:000000000000 0:a06113de4d67
1 /* toplev.h - Various declarations for functions found in toplev.c
2 Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007, 2008,
3 2009 Free Software Foundation, Inc.
4
5 This file is part of GCC.
6
7 GCC is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 3, or (at your option) any later
10 version.
11
12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
15 for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING3. If not see
19 <http://www.gnu.org/licenses/>. */
20
21 #ifndef GCC_TOPLEV_H
22 #define GCC_TOPLEV_H
23 #include "input.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
30 extern int toplev_main (unsigned int, const char **);
31 extern int read_integral_parameter (const char *, const char *, const int);
32 extern void strip_off_ending (char *, int);
33 extern const char *trim_filename (const char *);
34 extern void _fatal_insn_not_found (const_rtx, const char *, int, const char *)
35 ATTRIBUTE_NORETURN;
36 extern void _fatal_insn (const char *, const_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_tdiag__
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 >= 4001
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
57 extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
58 ATTRIBUTE_NORETURN;
59 /* Pass one of the OPT_W* from options.h as the first parameter. */
60 extern bool warning (int, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
61 extern bool warning_at (location_t, int, const char *, ...)
62 ATTRIBUTE_GCC_DIAG(3,4);
63 extern void error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
64 extern void error_at (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
65 extern void fatal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
66 ATTRIBUTE_NORETURN;
67 /* Pass one of the OPT_W* from options.h as the second parameter. */
68 extern bool pedwarn (location_t, int, const char *, ...)
69 ATTRIBUTE_GCC_DIAG(3,4);
70 extern bool permerror (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
71 extern void sorry (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
72 extern void inform (location_t, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
73 extern void verbatim (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
74
75 extern void rest_of_decl_compilation (tree, int, int);
76 extern void rest_of_type_compilation (tree, int);
77 extern void tree_rest_of_compilation (tree);
78 extern void init_optimization_passes (void);
79 extern void finish_optimization_passes (void);
80 extern bool enable_rtl_dump_file (void);
81
82 extern void announce_function (tree);
83
84 extern void error_for_asm (const_rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
85 extern void warning_for_asm (const_rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
86 extern void warn_deprecated_use (tree);
87 extern bool parse_optimize_options (tree, bool);
88
89 #ifdef BUFSIZ
90 extern void output_quoted_string (FILE *, const char *);
91 extern void output_file_directive (FILE *, const char *);
92 #endif
93
94 #ifdef BUFSIZ
95 /* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
96 therefore it can have ATTRIBUTE_PRINTF. */
97 extern void fnotice (FILE *, const char *, ...)
98 ATTRIBUTE_PRINTF_2;
99 #endif
100
101 extern void wrapup_global_declaration_1 (tree);
102 extern bool wrapup_global_declaration_2 (tree);
103 extern bool wrapup_global_declarations (tree *, int);
104 extern void check_global_declaration_1 (tree);
105 extern void check_global_declarations (tree *, int);
106 extern void emit_debug_global_declarations (tree *, int);
107 extern void write_global_declarations (void);
108
109 extern void dump_memory_report (bool);
110
111 extern void target_reinit (void);
112
113 /* A unique local time stamp, might be zero if none is available. */
114 extern unsigned local_tick;
115
116 extern const char *progname;
117 extern const char *dump_base_name;
118 extern const char *aux_base_name;
119 extern const char *aux_info_file_name;
120 extern const char *profile_data_prefix;
121 extern const char *asm_file_name;
122 extern bool exit_after_options;
123
124 /* True if the user has tagged the function with the 'section'
125 attribute. */
126
127 extern bool user_defined_section_attribute;
128
129 /* See toplev.c. */
130 extern int flag_crossjumping;
131 extern int flag_if_conversion;
132 extern int flag_if_conversion2;
133 extern int flag_keep_static_consts;
134 extern int flag_peel_loops;
135 extern int flag_rerun_cse_after_loop;
136 extern int flag_thread_jumps;
137 extern int flag_tracer;
138 extern int flag_unroll_loops;
139 extern int flag_unroll_all_loops;
140 extern int flag_unswitch_loops;
141 extern int flag_cprop_registers;
142 extern int time_report;
143 extern int flag_ira_coalesce;
144 extern int flag_ira_move_spills;
145 extern int flag_ira_share_save_slots;
146 extern int flag_ira_share_spill_slots;
147
148 /* Things to do with target switches. */
149 extern void print_version (FILE *, const char *);
150 extern void * default_get_pch_validity (size_t *);
151 extern const char * default_pch_valid_p (const void *, size_t);
152
153 /* The hashtable, so that the C front ends can pass it to cpplib. */
154 extern struct ht *ident_hash;
155
156 /* This function can be used by targets to set the flags originally
157 implied by -ffast-math and -fno-fast-math. */
158
159 extern void set_fast_math_flags (int);
160
161 extern void set_unsafe_math_optimizations_flags (int);
162
163 /* Handle -d switch. */
164 extern void decode_d_option (const char *);
165
166 /* Return true iff flags are set as if -ffast-math. */
167 extern bool fast_math_flags_set_p (void);
168 extern bool fast_math_flags_struct_set_p (struct cl_optimization *);
169
170 /* Return log2, or -1 if not exact. */
171 extern int exact_log2 (unsigned HOST_WIDE_INT);
172
173 /* Return floor of log2, with -1 for zero. */
174 extern int floor_log2 (unsigned HOST_WIDE_INT);
175
176 /* Inline versions of the above for speed. */
177 #if GCC_VERSION >= 3004
178 # if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
179 # define CLZ_HWI __builtin_clzl
180 # define CTZ_HWI __builtin_ctzl
181 # elif HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG
182 # define CLZ_HWI __builtin_clzll
183 # define CTZ_HWI __builtin_ctzll
184 # else
185 # define CLZ_HWI __builtin_clz
186 # define CTZ_HWI __builtin_ctz
187 # endif
188
189 extern inline int
190 floor_log2 (unsigned HOST_WIDE_INT x)
191 {
192 return x ? HOST_BITS_PER_WIDE_INT - 1 - (int) CLZ_HWI (x) : -1;
193 }
194
195 extern inline int
196 exact_log2 (unsigned HOST_WIDE_INT x)
197 {
198 return x == (x & -x) && x ? (int) CTZ_HWI (x) : -1;
199 }
200 #endif /* GCC_VERSION >= 3004 */
201
202 /* Functions used to get and set GCC's notion of in what directory
203 compilation was started. */
204
205 extern const char *get_src_pwd (void);
206 extern bool set_src_pwd (const char *);
207
208 /* Functions used to manipulate the random seed. */
209
210 extern const char *get_random_seed (bool);
211 extern const char *set_random_seed (const char *);
212
213 #endif /* ! GCC_TOPLEV_H */