/* toplev.h - Various declarations for functions found in toplev.c
- Copyright (C) 1998, 1999 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
-This file is part of GNU CC.
+This file is part of GCC.
-GNU CC is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2, or (at your option)
-any later version.
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 2, or (at your option) any later
+version.
-GNU CC is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
You should have received a copy of the GNU General Public License
-along with GNU CC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
+along with GCC; see the file COPYING. If not, write to the Free
+Software Foundation, 59 Temple Place - Suite 330, Boston, MA
+02111-1307, USA. */
-#ifndef __GCC_TOPLEV_H__
-#define __GCC_TOPLEV_H__
+#ifndef GCC_TOPLEV_H
+#define GCC_TOPLEV_H
#ifdef ANSI_PROTOTYPES
union tree_node;
struct rtx_def;
#endif
-extern int count_error PROTO ((int));
-extern void strip_off_ending PROTO ((char *, int));
-extern void print_time PROTO ((const char *, int));
-extern void debug_start_source_file PROTO ((char *));
-extern void debug_end_source_file PROTO ((unsigned));
-extern void debug_define PROTO ((unsigned, char *));
-extern void debug_undef PROTO ((unsigned, char *));
-extern void fatal PVPROTO ((const char *, ...))
- ATTRIBUTE_PRINTF_1 ATTRIBUTE_NORETURN;
-extern void fatal_io_error PROTO ((const char *))
- ATTRIBUTE_NORETURN;
-extern void pfatal_with_name PROTO ((const char *))
- ATTRIBUTE_NORETURN;
-extern void fatal_insn_not_found PROTO ((struct rtx_def *))
- ATTRIBUTE_NORETURN;
-extern void fatal_insn PROTO ((const char *, struct rtx_def *))
- ATTRIBUTE_NORETURN;
-extern void warning PVPROTO ((const char *, ...))
- ATTRIBUTE_PRINTF_1;
-extern void error PVPROTO ((const char *, ...))
- ATTRIBUTE_PRINTF_1;
-extern void pedwarn PVPROTO ((const char *, ...))
- ATTRIBUTE_PRINTF_1;
-extern void pedwarn_with_file_and_line PVPROTO ((const char *, int,
- const char *, ...))
- ATTRIBUTE_PRINTF_3;
-extern void warning_with_file_and_line PVPROTO ((const char *, int,
- const char *, ...))
- ATTRIBUTE_PRINTF_3;
-extern void error_with_file_and_line PVPROTO ((const char *, int,
- const char *, ...))
- ATTRIBUTE_PRINTF_3;
-extern void sorry PVPROTO ((const char *, ...))
- ATTRIBUTE_PRINTF_1;
-extern void really_sorry PVPROTO((const char *, ...))
- ATTRIBUTE_PRINTF_1 ATTRIBUTE_NORETURN;
-extern void default_print_error_function PROTO ((const char *));
-extern void report_error_function PROTO ((const char *));
-
-extern void rest_of_decl_compilation PROTO ((union tree_node *,
+/* If non-NULL, return one past-the-end of the matching SUBPART of
+ the WHOLE string. */
+#define skip_leading_substring(whole, part) \
+ (strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part))
+
+extern int toplev_main PARAMS ((int argc, char **argv));
+extern int read_integral_parameter PARAMS ((const char *, const char *,
+ const int));
+extern int count_error PARAMS ((int));
+extern void strip_off_ending PARAMS ((char *, int));
+extern void print_time PARAMS ((const char *, long));
+extern const char *trim_filename PARAMS ((const char *));
+extern void internal_error PARAMS ((const char *, ...))
+ ATTRIBUTE_PRINTF_1
+ ATTRIBUTE_NORETURN;
+extern void fatal_io_error PARAMS ((const char *, ...))
+ ATTRIBUTE_PRINTF_1
+ ATTRIBUTE_NORETURN;
+extern void _fatal_insn_not_found PARAMS ((struct rtx_def *,
+ const char *, int,
+ const char *))
+ ATTRIBUTE_NORETURN;
+extern void _fatal_insn PARAMS ((const char *,
+ struct rtx_def *,
+ const char *, int,
+ const char *))
+ ATTRIBUTE_NORETURN;
+
+#define fatal_insn(msgid, insn) \
+ _fatal_insn (msgid, insn, __FILE__, __LINE__, __FUNCTION__)
+#define fatal_insn_not_found(insn) \
+ _fatal_insn_not_found (insn, __FILE__, __LINE__, __FUNCTION__)
+
+extern void warning PARAMS ((const char *, ...))
+ ATTRIBUTE_PRINTF_1;
+extern void error PARAMS ((const char *, ...))
+ ATTRIBUTE_PRINTF_1;
+extern void fatal_error PARAMS ((const char *, ...))
+ ATTRIBUTE_NORETURN
+ ATTRIBUTE_PRINTF_1;
+extern void pedwarn PARAMS ((const char *, ...))
+ ATTRIBUTE_PRINTF_1;
+extern void pedwarn_with_file_and_line PARAMS ((const char *, int,
+ const char *, ...))
+ ATTRIBUTE_PRINTF_3;
+extern void warning_with_file_and_line PARAMS ((const char *, int,
+ const char *, ...))
+ ATTRIBUTE_PRINTF_3;
+extern void error_with_file_and_line PARAMS ((const char *, int,
+ const char *, ...))
+ ATTRIBUTE_PRINTF_3;
+extern void sorry PARAMS ((const char *, ...))
+ ATTRIBUTE_PRINTF_1;
+extern void report_error_function PARAMS ((const char *));
+
+extern void rest_of_decl_compilation PARAMS ((union tree_node *,
const char *, int, int));
-extern void rest_of_type_compilation PROTO ((union tree_node *, int));
-extern void rest_of_compilation PROTO ((union tree_node *));
+extern void rest_of_type_compilation PARAMS ((union tree_node *, int));
+extern void rest_of_compilation PARAMS ((union tree_node *));
/* The *_with_decl functions aren't suitable for ATTRIBUTE_PRINTF. */
-extern void pedwarn_with_decl PVPROTO ((union tree_node *,
- const char *, ...));
-extern void warning_with_decl PVPROTO ((union tree_node *,
- const char *, ...));
-extern void error_with_decl PVPROTO ((union tree_node *,
- const char *, ...));
+extern void pedwarn_with_decl PARAMS ((union tree_node *,
+ const char *, ...));
+extern void warning_with_decl PARAMS ((union tree_node *,
+ const char *, ...));
+extern void error_with_decl PARAMS ((union tree_node *,
+ const char *, ...));
-extern void announce_function PROTO ((union tree_node *));
+extern void announce_function PARAMS ((union tree_node *));
-extern void error_for_asm PVPROTO((struct rtx_def *,
+extern void error_for_asm PARAMS ((struct rtx_def *,
const char *, ...))
- ATTRIBUTE_PRINTF_2;
-extern void warning_for_asm PVPROTO((struct rtx_def *,
+ ATTRIBUTE_PRINTF_2;
+extern void warning_for_asm PARAMS ((struct rtx_def *,
const char *, ...))
- ATTRIBUTE_PRINTF_2;
-#if defined (_JBLEN) || defined (setjmp)
-extern void set_float_handler PROTO((jmp_buf));
-extern int push_float_handler PROTO((jmp_buf, jmp_buf));
-extern void pop_float_handler PROTO((int, jmp_buf));
+ ATTRIBUTE_PRINTF_2;
+extern int do_float_handler PARAMS ((void (*) (PTR), PTR));
+
+#ifdef BUFSIZ
+extern void output_quoted_string PARAMS ((FILE *, const char *));
+extern void output_file_directive PARAMS ((FILE *, const char *));
#endif
+extern void do_abort PARAMS ((void)) ATTRIBUTE_NORETURN;
+extern void botch PARAMS ((const char *))
+ ATTRIBUTE_NORETURN;
#ifdef BUFSIZ
-extern void output_quoted_string PROTO ((FILE *, const char *));
-extern void output_file_directive PROTO ((FILE *, const char *));
+extern void fnotice PARAMS ((FILE *, const char *, ...))
+ ATTRIBUTE_PRINTF_2;
#endif
-extern void fancy_abort PROTO ((void)) ATTRIBUTE_NORETURN;
-extern void do_abort PROTO ((void)) ATTRIBUTE_NORETURN;
-extern void botch PROTO ((const char *))
- ATTRIBUTE_NORETURN;
+extern int wrapup_global_declarations PARAMS ((union tree_node **, int));
+extern void check_global_declarations PARAMS ((union tree_node **, int));
+
+extern const char *progname;
+extern const char *dump_base_name;
+
+/* Language-specific hooks. Can be NULL unless otherwise specified. */
+struct lang_hooks
+{
+ /* Called first, to initialize the front end. */
+ void (*init) PARAMS ((void));
+
+ /* Called last, as a finalizer. */
+ void (*finish) PARAMS ((void));
+
+ /* Called to initialize options, before any calls to decode_option. */
+ void (*init_options) PARAMS ((void));
+
+ /* Function called with an option vector as argument, to decode a
+ single option (typically starting with -f or -W or +). It should
+ return the number of command-line arguments it uses if it handles
+ the option, or 0 and not complain if it does not recognise the
+ option. If this function returns a negative number, then its
+ absolute value is the number of command-line arguments used, but,
+ in addition, no language-independent option processing should be
+ done for this option.
+
+ This hook cannot be NULL. */
+ int (*decode_option) PARAMS ((int, char **));
+
+ /* Called when all command line options have been processed. */
+ void (*post_options) PARAMS ((void));
+};
+
+/* Each front end provides its own. */
+extern struct lang_hooks lang_hooks;
+
+/* The hashtable, so that the C front ends can pass it to cpplib. */
+extern struct ht *ident_hash;
+
+/* These functions can be used by targets to set the flags originally
+ implied by -ffast-math and -fno-fast-math. */
+
+extern void set_fast_math_flags PARAMS ((void));
+extern void set_no_fast_math_flags PARAMS ((void));
+
+/* The following functions accept a wide integer argument. Rather
+ than having to cast on every function call, we use a macro instead. */
+
+#ifndef exact_log2
+#define exact_log2(N) exact_log2_wide ((unsigned HOST_WIDE_INT) (N))
+#define floor_log2(N) floor_log2_wide ((unsigned HOST_WIDE_INT) (N))
+#endif
+extern int exact_log2_wide PARAMS ((unsigned HOST_WIDE_INT));
+extern int floor_log2_wide PARAMS ((unsigned HOST_WIDE_INT));
-#endif /* __GCC_TOPLEV_H */
+#endif /* ! GCC_TOPLEV_H */