| 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 | |
| 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 2, 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 COPYING. If not, write to the Free |
| 19 | Software Foundation, 59 Temple Place - Suite 330, Boston, MA |
| 20 | 02111-1307, 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 | |
| 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 (rtx, const char *, int, const char *) |
| 35 | ATTRIBUTE_NORETURN; |
| 36 | extern 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 |
| 57 | extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2) |
| 58 | ATTRIBUTE_NORETURN; |
| 59 | extern void warning (const char *, ...); |
| 60 | extern void error (const char *, ...); |
| 61 | extern void fatal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2) |
| 62 | ATTRIBUTE_NORETURN; |
| 63 | extern void pedwarn (const char *, ...); |
| 64 | extern void sorry (const char *, ...); |
| 65 | extern void inform (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2); |
| 66 | |
| 67 | extern void rest_of_decl_compilation (tree, const char *, int, int); |
| 68 | extern void rest_of_type_compilation (tree, int); |
| 69 | extern void rest_of_compilation (tree); |
| 70 | extern void tree_rest_of_compilation (tree, bool); |
| 71 | |
| 72 | extern void announce_function (tree); |
| 73 | |
| 74 | extern void error_for_asm (rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3); |
| 75 | extern void warning_for_asm (rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3); |
| 76 | extern void warn_deprecated_use (tree); |
| 77 | |
| 78 | #ifdef BUFSIZ |
| 79 | extern void output_quoted_string (FILE *, const char *); |
| 80 | extern 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. */ |
| 86 | extern void fnotice (FILE *, const char *, ...) |
| 87 | ATTRIBUTE_PRINTF_2; |
| 88 | #endif |
| 89 | |
| 90 | extern int wrapup_global_declarations (tree *, int); |
| 91 | extern void check_global_declarations (tree *, int); |
| 92 | extern void write_global_declarations (void); |
| 93 | |
| 94 | /* A unique local time stamp, might be zero if none is available. */ |
| 95 | extern unsigned local_tick; |
| 96 | |
| 97 | extern const char *progname; |
| 98 | extern const char *dump_base_name; |
| 99 | extern const char *aux_base_name; |
| 100 | extern const char *aux_info_file_name; |
| 101 | extern const char *asm_file_name; |
| 102 | extern bool exit_after_options; |
| 103 | extern bool version_flag; |
| 104 | |
| 105 | extern int target_flags_explicit; |
| 106 | |
| 107 | /* See toplev.c. */ |
| 108 | extern int flag_loop_optimize; |
| 109 | extern int flag_crossjumping; |
| 110 | extern int flag_if_conversion; |
| 111 | extern int flag_if_conversion2; |
| 112 | extern int flag_delete_null_pointer_checks; |
| 113 | extern int flag_keep_static_consts; |
| 114 | extern int flag_peel_loops; |
| 115 | extern int flag_rerun_cse_after_loop; |
| 116 | extern int flag_thread_jumps; |
| 117 | extern int flag_tracer; |
| 118 | extern int flag_unroll_loops; |
| 119 | extern int flag_unroll_all_loops; |
| 120 | extern int flag_unswitch_loops; |
| 121 | extern int flag_cprop_registers; |
| 122 | extern int time_report; |
| 123 | extern int flag_new_regalloc; |
| 124 | |
| 125 | /* Things to do with target switches. */ |
| 126 | extern void display_target_options (void); |
| 127 | extern void print_version (FILE *, const char *); |
| 128 | extern void set_target_switch (const char *); |
| 129 | extern void * default_get_pch_validity (size_t *); |
| 130 | extern 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. */ |
| 133 | extern 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 | |
| 138 | extern void set_fast_math_flags (int); |
| 139 | |
| 140 | /* Handle -d switch. */ |
| 141 | extern void decode_d_option (const char *); |
| 142 | |
| 143 | /* Return true iff flags are set as if -ffast-math. */ |
| 144 | extern 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 |
| 153 | extern int exact_log2_wide (unsigned HOST_WIDE_INT); |
| 154 | extern 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 | |
| 159 | extern const char *get_src_pwd (void); |
| 160 | extern bool set_src_pwd (const char *); |
| 161 | |
| 162 | #endif /* ! GCC_TOPLEV_H */ |