/* toplev.h - Various declarations for functions found in toplev.c Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc. This file is part of GNU CC. 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. 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. 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. */ #ifndef GCC_TOPLEV_H #define GCC_TOPLEV_H #ifdef ANSI_PROTOTYPES union tree_node; struct rtx_def; #endif /* 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 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 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 PARAMS ((union tree_node *)); extern void error_for_asm PARAMS ((struct rtx_def *, const char *, ...)) ATTRIBUTE_PRINTF_2; extern void warning_for_asm PARAMS ((struct rtx_def *, const char *, ...)) 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 fnotice PARAMS ((FILE *, const char *, ...)) ATTRIBUTE_PRINTF_2; #endif 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 */