/* toplev.h - Various declarations for functions found in toplev.c
- Copyright (C) 1998, 1999, 2000, 2001, 2003 Free Software Foundation, Inc.
+ Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004
+ Free Software Foundation, Inc.
This file is part of GCC.
#define skip_leading_substring(whole, part) \
(strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part))
-extern int toplev_main (int, 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 internal_error (const char *, ...)
+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_not_found (struct rtx_def *,
- const char *, int,
- const char *)
- ATTRIBUTE_NORETURN;
-extern void _fatal_insn (const char *,
- struct rtx_def *,
- const char *, int,
- const char *)
+extern void _fatal_insn (const char *, rtx, const char *, int, const char *)
ATTRIBUTE_NORETURN;
#define fatal_insn(msgid, insn) \
#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__
+#define NO_FRONT_END_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 (const char *, ...);
-extern void error (const char *, ...);
-extern void fatal_error (const char *, ...)
+ specifiers. We must use custom format checks. Note that at present
+ the front-end %D specifier is used in non-front-end code with some
+ functions, and those formats can only be checked in front-end code. */
+#if GCC_VERSION >= 3005
+#define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
+#ifdef NO_FRONT_END_DIAG
+#define ATTRIBUTE_GCC_FE_DIAG(m, n) ATTRIBUTE_NONNULL(m)
+#else
+#define ATTRIBUTE_GCC_FE_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
+#endif
+#else
+#define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m)
+#define ATTRIBUTE_GCC_FE_DIAG(m, n) ATTRIBUTE_NONNULL(m)
+#endif
+extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
ATTRIBUTE_NORETURN;
-extern void pedwarn (const char *, ...);
-extern void sorry (const char *, ...);
-
-extern void rest_of_decl_compilation (union tree_node *,
- const char *, int, int);
-extern void rest_of_type_compilation (union tree_node *, int);
-extern void rest_of_compilation (union tree_node *);
-
-extern void pedwarn_with_decl (union tree_node *,
- const char *, ...);
-extern void warning_with_decl (union tree_node *,
- const char *, ...);
-extern void error_with_decl (union tree_node *,
- const char *, ...);
-
-extern void announce_function (union tree_node *);
-
-extern void error_for_asm (struct rtx_def *,
- const char *, ...);
-extern void warning_for_asm (struct rtx_def *,
- const char *, ...);
-extern void warn_deprecated_use (union tree_node *);
-
-extern void output_clean_symbol_name (FILE *, const char *);
+extern void warning (const char *, ...) ATTRIBUTE_GCC_FE_DIAG(1,2);
+extern void error (const char *, ...) ATTRIBUTE_GCC_FE_DIAG(1,2);
+extern void fatal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
+ ATTRIBUTE_NORETURN;
+extern void pedwarn (const char *, ...) ATTRIBUTE_GCC_FE_DIAG(1,2);
+extern void sorry (const char *, ...) ATTRIBUTE_GCC_FE_DIAG(1,2);
+extern void inform (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_tree_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 (FILE *, const char *);
extern void output_file_directive (FILE *, const char *);
ATTRIBUTE_PRINTF_2;
#endif
-extern int wrapup_global_declarations (union tree_node **, int);
-extern void check_global_declarations (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;
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;
+/* True if the user has tagged the function with the 'section'
+ attribute. */
+
+extern bool user_defined_section_attribute;
+
/* 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_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 int flag_tree_based_profiling;
-extern void display_help (void);
+/* Things to do with target switches. */
extern void display_target_options (void);
extern void print_version (FILE *, const char *);
extern void set_target_switch (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;
/* Handle -d switch. */
extern void decode_d_option (const char *);
-/* Handle -g switch. */
-extern void decode_g_option (const char *);
-
/* 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. */
-
-#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 (unsigned HOST_WIDE_INT);
-extern int floor_log2_wide (unsigned HOST_WIDE_INT);
+/* 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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