gcc/toplev.h

   1 /* toplev.h - Various declarations for functions found in toplev.c
   2    Copyright (C) 1998, 1999, 2000, 2001, 2003 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 2, 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 COPYING.  If not, write to the Free
  18 Software Foundation, 59 Temple Place - Suite 330, Boston, MA
  19 02111-1307, USA.  */
  20
  21 #ifndef GCC_TOPLEV_H
  22 #define GCC_TOPLEV_H
  23
  24 /* If non-NULL, return one past-the-end of the matching SUBPART of
  25    the WHOLE string.  */
  26 #define skip_leading_substring(whole,  part) \
  27    (strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part))
  28
  29 extern int toplev_main                  (unsigned int, const char **);
  30 extern int read_integral_parameter      (const char *, const char *,
  31                                          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       (struct rtx_def *,
  35                                          const char *, int,
  36                                          const char *)
  37      ATTRIBUTE_NORETURN;
  38 extern void _fatal_insn                 (const char *,
  39                                          struct rtx_def *,
  40                                          const char *, int,
  41                                          const char *)
  42      ATTRIBUTE_NORETURN;
  43
  44 #define fatal_insn(msgid, insn) \
  45         _fatal_insn (msgid, insn, __FILE__, __LINE__, __FUNCTION__)
  46 #define fatal_insn_not_found(insn) \
  47         _fatal_insn_not_found (insn, __FILE__, __LINE__, __FUNCTION__)
  48
  49 /* If we haven't already defined a frontend specific diagnostics
  50    style, use the generic one.  */
  51 #ifndef GCC_DIAG_STYLE
  52 #define GCC_DIAG_STYLE __gcc_diag__
  53 #endif
  54 /* None of these functions are suitable for ATTRIBUTE_PRINTF, because
  55    each language front end can extend them with its own set of format
  56    specifiers.  We must use custom format checks.  */
  57 #if GCC_VERSION >= 3004
  58 #define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
  59 #else
  60 #define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m)
  61 #endif
  62 extern void internal_error              (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
  63      ATTRIBUTE_NORETURN;
  64 extern void warning                     (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
  65 extern void error                       (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
  66 extern void fatal_error                 (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
  67      ATTRIBUTE_NORETURN;
  68 extern void pedwarn                     (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
  69 extern void sorry                       (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
  70 extern void inform                      (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
  71
  72 extern void rest_of_decl_compilation    (union tree_node *,
  73                                          const char *, int, int);
  74 extern void rest_of_type_compilation    (union tree_node *, int);
  75 extern void rest_of_compilation         (union tree_node *);
  76
  77 extern void pedwarn_with_decl           (union tree_node *,
  78                                          const char *, ...);
  79 extern void warning_with_decl           (union tree_node *,
  80                                          const char *, ...);
  81 extern void error_with_decl             (union tree_node *,
  82                                          const char *, ...);
  83
  84 extern void announce_function           (union tree_node *);
  85
  86 extern void error_for_asm               (struct rtx_def *,
  87                                          const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
  88 extern void warning_for_asm             (struct rtx_def *,
  89                                          const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
  90 extern void warn_deprecated_use         (union tree_node *);
  91
  92 #ifdef BUFSIZ
  93 extern void output_quoted_string        (FILE *, const char *);
  94 extern void output_file_directive       (FILE *, const char *);
  95 #endif
  96
  97 #ifdef BUFSIZ
  98   /* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
  99      therefore it can have ATTRIBUTE_PRINTF.  */
 100 extern void fnotice                     (FILE *, const char *, ...)
 101      ATTRIBUTE_PRINTF_2;
 102 #endif
 103
 104 extern int wrapup_global_declarations   (union tree_node **, int);
 105 extern void check_global_declarations   (union tree_node **, int);
 106
 107 extern const char *progname;
 108 extern const char *dump_base_name;
 109 extern const char *aux_base_name;
 110 extern const char *aux_info_file_name;
 111 extern const char *asm_file_name;
 112 extern bool exit_after_options;
 113 extern bool version_flag;
 114
 115 extern int target_flags_explicit;
 116
 117 /* See toplev.c.  */
 118 extern int flag_loop_optimize;
 119 extern int flag_crossjumping;
 120 extern int flag_if_conversion;
 121 extern int flag_if_conversion2;
 122 extern int flag_delete_null_pointer_checks;
 123 extern int flag_keep_static_consts;
 124 extern int flag_peel_loops;
 125 extern int flag_rerun_cse_after_loop;
 126 extern int flag_thread_jumps;
 127 extern int flag_tracer;
 128 extern int flag_unroll_loops;
 129 extern int flag_unroll_all_loops;
 130 extern int flag_unswitch_loops;
 131 extern int flag_cprop_registers;
 132 extern int flag_ssa;
 133 extern int flag_ssa_ccp;
 134 extern int flag_ssa_dce;
 135 extern int time_report;
 136 extern int flag_new_regalloc;
 137
 138 extern void display_help (void);
 139 extern void display_target_options (void);
 140 extern void print_version (FILE *, const char *);
 141 extern void set_target_switch (const char *);
 142
 143 /* The hashtable, so that the C front ends can pass it to cpplib.  */
 144 extern struct ht *ident_hash;
 145
 146 /* This function can be used by targets to set the flags originally
 147     implied by -ffast-math and -fno-fast-math.  */
 148
 149 extern void set_fast_math_flags         (int);
 150
 151 /* Handle -d switch.  */
 152 extern void decode_d_option             (const char *);
 153
 154 /* Handle -g switch.  */
 155 extern void decode_g_option             (const char *);
 156
 157 /* Return true iff flags are set as if -ffast-math.  */
 158 extern bool fast_math_flags_set_p       (void);
 159
 160 /* The following functions accept a wide integer argument.  Rather
 161    than having to cast on every function call, we use a macro instead.  */
 162
 163 #ifndef exact_log2
 164 #define exact_log2(N) exact_log2_wide ((unsigned HOST_WIDE_INT) (N))
 165 #define floor_log2(N) floor_log2_wide ((unsigned HOST_WIDE_INT) (N))
 166 #endif
 167 extern int exact_log2_wide             (unsigned HOST_WIDE_INT);
 168 extern int floor_log2_wide             (unsigned HOST_WIDE_INT);
 169
 170 #endif /* ! GCC_TOPLEV_H */