/* 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, 2004, 2005
+ Free Software Foundation, Inc.
This file is part of GCC.
You should have received a copy of the GNU General Public License
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. */
+Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
+02110-1301, USA. */
#ifndef GCC_TOPLEV_H
#define GCC_TOPLEV_H
#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_tdiag__
+#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 void warn_deprecated_use PARAMS ((union tree_node *));
-extern int do_float_handler PARAMS ((void (*) (PTR), PTR));
+ specifiers. We must use custom format checks. */
+#if GCC_VERSION >= 4001
+#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 warning0 (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
+/* Pass one of the OPT_W* from options.h as the first parameter. */
+extern void warning (int, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
+extern void error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
+extern void fatal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
+ ATTRIBUTE_NORETURN;
+extern void pedwarn (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
+extern void sorry (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
+extern void inform (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
+extern void verbatim (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
+
+extern void rest_of_decl_compilation (tree, int, int);
+extern void rest_of_type_compilation (tree, int);
+extern void tree_rest_of_compilation (tree);
+extern void init_optimization_passes (void);
+extern void finish_optimization_passes (void);
+extern bool enable_rtl_dump_file (int);
+
+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 void wrapup_global_declaration_1 (tree);
+extern bool wrapup_global_declaration_2 (tree);
+extern bool wrapup_global_declarations (tree *, int);
+extern void check_global_declaration_1 (tree);
+extern void check_global_declarations (tree *, int);
+extern void emit_debug_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;
+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 int target_flags_explicit;
+
+/* True if the user has tagged the function with the 'section'
+ attribute. */
+
+extern bool user_defined_section_attribute;
+
+/* See toplev.c. */
+extern int flag_crossjumping;
+extern int flag_if_conversion;
+extern int flag_if_conversion2;
+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 time_report;
+
+/* Things to do with target switches. */
+extern void print_version (FILE *, const char *);
+extern void * default_get_pch_validity (size_t *);
+extern const char * default_pch_valid_p (const void *, size_t);
/* 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));
+/* 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 *);
+
+/* Return true iff flags are set as if -ffast-math. */
+extern bool fast_math_flags_set_p (void);
+
+/* Return log2, or -1 if not exact. */
+extern int exact_log2 (unsigned HOST_WIDE_INT);
+
+/* Return floor of log2, with -1 for zero. */
+extern int floor_log2 (unsigned HOST_WIDE_INT);
+
+/* Inline versions of the above for speed. */
+#if GCC_VERSION >= 3004
+# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
+# define CLZ_HWI __builtin_clzl
+# define CTZ_HWI __builtin_ctzl
+# elif HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG
+# define CLZ_HWI __builtin_clzll
+# define CTZ_HWI __builtin_ctzll
+# else
+# define CLZ_HWI __builtin_clz
+# define CTZ_HWI __builtin_ctz
+# endif
+
+extern inline int
+floor_log2 (unsigned HOST_WIDE_INT x)
+{
+ return x ? HOST_BITS_PER_WIDE_INT - 1 - (int) CLZ_HWI (x) : -1;
+}
+
+extern inline int
+exact_log2 (unsigned HOST_WIDE_INT x)
+{
+ return x == (x & -x) && x ? (int) CTZ_HWI (x) : -1;
+}
+#endif /* GCC_VERSION >= 3004 */
+
+/* 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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