/* toplev.h - Various declarations for functions found in toplev.c
- Copyright (C) 1998, 1999, 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
This file is part of GCC.
#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, char **));
-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_NORETURN;
-extern void fatal_io_error PARAMS ((const char *, ...))
- 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;
+extern int toplev_main (unsigned int, const char **);
+extern int read_integral_parameter (const char *, const char *, const int);
+extern void strip_off_ending (char *, int);
+extern const char *trim_filename (const char *);
+extern void _fatal_insn_not_found (rtx, const char *, int, const char *)
+ ATTRIBUTE_NORETURN;
+extern void _fatal_insn (const char *, rtx, 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__)
+/* If we haven't already defined a frontend specific diagnostics
+ style, use the generic one. */
+#ifndef GCC_DIAG_STYLE
+#define GCC_DIAG_STYLE __gcc_diag__
+#endif
/* None of these functions are suitable for ATTRIBUTE_PRINTF, because
each language front end can extend them with its own set of format
- specifiers. */
-extern void warning PARAMS ((const char *, ...));
-extern void error PARAMS ((const char *, ...));
-extern void fatal_error PARAMS ((const char *, ...))
- ATTRIBUTE_NORETURN;
-extern void pedwarn PARAMS ((const char *, ...));
-extern void pedwarn_with_file_and_line PARAMS ((const char *, int,
- const char *, ...));
-extern void warning_with_file_and_line PARAMS ((const char *, int,
- const char *, ...));
-extern void error_with_file_and_line PARAMS ((const char *, int,
- const char *, ...));
-extern void sorry PARAMS ((const char *, ...));
-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 *));
-
-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 *, ...));
-extern void warning_for_asm PARAMS ((struct rtx_def *,
- const char *, ...));
-extern int do_float_handler PARAMS ((void (*) (PTR), PTR));
+ specifiers. We must use custom format checks. */
+#if GCC_VERSION >= 3004
+#define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
+#else
+#define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m)
+#endif
+extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
+ ATTRIBUTE_NORETURN;
+extern void warning (const char *, ...);
+extern void error (const char *, ...);
+extern void fatal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
+ ATTRIBUTE_NORETURN;
+extern void pedwarn (const char *, ...);
+extern void sorry (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
+extern void inform (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
+
+extern void rest_of_decl_compilation (tree, const char *, int, int);
+extern void rest_of_type_compilation (tree, int);
+extern void rest_of_compilation (tree);
+
+extern void announce_function (tree);
+
+extern void error_for_asm (rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
+extern void warning_for_asm (rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
+extern void warn_deprecated_use (tree);
#ifdef BUFSIZ
-extern void output_quoted_string PARAMS ((FILE *, const char *));
-extern void output_file_directive PARAMS ((FILE *, const char *));
+extern void output_quoted_string (FILE *, const char *);
+extern void output_file_directive (FILE *, const char *);
#endif
-extern void do_abort PARAMS ((void)) ATTRIBUTE_NORETURN;
-extern void botch PARAMS ((const char *))
- ATTRIBUTE_NORETURN;
#ifdef BUFSIZ
/* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
therefore it can have ATTRIBUTE_PRINTF. */
-extern void fnotice PARAMS ((FILE *, const char *, ...))
- ATTRIBUTE_PRINTF_2;
+extern void fnotice (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 int wrapup_global_declarations (tree *, int);
+extern void check_global_declarations (tree *, int);
+extern void write_global_declarations (void);
+
+/* A unique local time stamp, might be zero if none is available. */
+extern unsigned local_tick;
extern const char *progname;
extern const char *dump_base_name;
-
-/* The following hooks are documented in langhooks.c. Must not be
- NULL. */
-
-struct lang_hooks_for_tree_inlining
-{
- union tree_node *(*walk_subtrees) PARAMS ((union tree_node **, int *,
- union tree_node *(*)
- (union tree_node **,
- int *, void *),
- void *, void *));
- int (*cannot_inline_tree_fn) PARAMS ((union tree_node **));
- int (*disregard_inline_limits) PARAMS ((union tree_node *));
- union tree_node *(*add_pending_fn_decls) PARAMS ((void *,
- union tree_node *));
- int (*tree_chain_matters_p) PARAMS ((union tree_node *));
- int (*auto_var_in_fn_p) PARAMS ((union tree_node *, union tree_node *));
- union tree_node *(*copy_res_decl_for_inlining) PARAMS ((union tree_node *,
- union tree_node *,
- union tree_node *,
- void *, int *,
- void *));
- int (*anon_aggr_type_p) PARAMS ((union tree_node *));
-};
-
-/* Language-specific hooks. See langhooks.h for defaults. */
-
-struct lang_hooks
-{
- /* Called first, to initialize the front end. */
- void (*init) PARAMS ((void));
-
- /* Called last, as a finalizer. */
- void (*finish) PARAMS ((void));
-
- /* Called immediately after parsing to clear the binding stack. */
- void (*clear_binding_stack) 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. */
- int (*decode_option) PARAMS ((int, char **));
-
- /* Called when all command line options have been processed. */
- void (*post_options) PARAMS ((void));
-
- /* Called to obtain the alias set to be used for an expression or type.
- Returns -1 if the language does nothing special for it. */
- HOST_WIDE_INT (*get_alias_set) PARAMS ((tree));
-
- /* Nonzero if TYPE_READONLY and TREE_READONLY should always be honored. */
- bool honor_readonly;
-
- struct lang_hooks_for_tree_inlining tree_inlining;
-
- /* Whenever you add entries here, make sure you adjust langhooks.h
- and langhooks.c accordingly. */
-};
-
-/* Each front end provides its own. */
-extern struct lang_hooks lang_hooks;
+extern const char *aux_base_name;
+extern const char *aux_info_file_name;
+extern const char *asm_file_name;
+extern bool exit_after_options;
+extern bool version_flag;
+
+extern int target_flags_explicit;
+
+/* See toplev.c. */
+extern int flag_loop_optimize;
+extern int flag_crossjumping;
+extern int flag_if_conversion;
+extern int flag_if_conversion2;
+extern int flag_delete_null_pointer_checks;
+extern int flag_keep_static_consts;
+extern int flag_peel_loops;
+extern int flag_rerun_cse_after_loop;
+extern int flag_thread_jumps;
+extern int flag_tracer;
+extern int flag_unroll_loops;
+extern int flag_unroll_all_loops;
+extern int flag_unswitch_loops;
+extern int flag_cprop_registers;
+extern int flag_ssa;
+extern int flag_ssa_ccp;
+extern int flag_ssa_dce;
+extern int time_report;
+extern int flag_new_regalloc;
+
+extern void display_target_options (void);
+extern void print_version (FILE *, const char *);
+extern void set_target_switch (const char *);
/* 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. */
+/* This function can be used by targets to set the flags originally
+ implied by -ffast-math and -fno-fast-math. */
+
+extern void set_fast_math_flags (int);
+
+/* Handle -d switch. */
+extern void decode_d_option (const char *);
-extern void set_fast_math_flags PARAMS ((void));
-extern void set_no_fast_math_flags PARAMS ((void));
+/* Return true iff flags are set as if -ffast-math. */
+extern bool fast_math_flags_set_p (void);
/* The following functions accept a wide integer argument. Rather
than having to cast on every function call, we use a macro instead. */
#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));
+extern int exact_log2_wide (unsigned HOST_WIDE_INT);
+extern int floor_log2_wide (unsigned HOST_WIDE_INT);
+
+/* Functions used to get and set GCC's notion of in what directory
+ compilation was started. */
+
+extern const char *get_src_pwd (void);
+extern bool set_src_pwd (const char *);
#endif /* ! GCC_TOPLEV_H */
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