/* toplev.h - Various declarations for functions found in toplev.c
- Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2005, 2006, 2007,
- 2008, 2009, 2010
- Free Software Foundation, Inc.
+ Copyright (C) 1998-2015 Free Software Foundation, Inc.
This file is part of GCC.
#ifndef GCC_TOPLEV_H
#define GCC_TOPLEV_H
-#include "input.h"
-#include "bversion.h"
-/* 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))
+/* Decoded options, and number of such options. */
+extern struct cl_decoded_option *save_decoded_options;
+extern unsigned int save_decoded_options_count;
+
+/* Invoking the compiler. */
+class toplev
+{
+public:
+ toplev (bool use_TV_TOTAL,
+ bool init_signals);
+ ~toplev ();
+
+ int main (int argc, char **argv);
+
+ void finalize ();
+
+private:
+
+ void start_timevars ();
+
+ bool m_use_TV_TOTAL;
+ bool m_init_signals;
+};
-extern int toplev_main (int, char **);
-extern void strip_off_ending (char *, int);
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 (void);
/* In except.c. Initialize exception handling. This is used by the Ada
extern void announce_function (tree);
-extern void warn_deprecated_use (tree, tree);
-extern bool parse_optimize_options (tree, bool);
-
-#ifdef BUFSIZ
-extern void output_quoted_string (FILE *, const char *);
-#endif
-
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);
+extern void check_global_declaration (tree);
+
+extern void global_decl_processing (void);
extern void dump_memory_report (bool);
+extern void dump_profile_report (void);
extern void target_reinit (void);
/* A unique local time stamp, might be zero if none is available. */
extern unsigned local_tick;
-/* Top-level source file. */
-extern const char *main_input_filename;
-
-extern const char *dump_base_name;
-extern const char *dump_dir_name;
-extern const char *aux_base_name;
-extern const char *aux_info_file_name;
-extern const char *profile_data_prefix;
-extern const char *asm_file_name;
-extern bool exit_after_options;
-
/* True if the user has tagged the function with the 'section'
attribute. */
/* See toplev.c. */
extern int flag_rerun_cse_after_global_opts;
-/* 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);
+extern void print_version (FILE *, const char *, bool);
/* The hashtable, so that the C front ends can pass it to cpplib. */
extern struct ht *ident_hash;
-/* 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);
-
-extern void set_unsafe_math_optimizations_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);
-extern bool fast_math_flags_struct_set_p (struct cl_optimization *);
-
-/* Inline versions of the above for speed. */
-#if GCC_VERSION < 3004
-
-extern int clz_hwi (unsigned HOST_WIDE_INT x);
-extern int ctz_hwi (unsigned HOST_WIDE_INT x);
-extern int ffs_hwi (unsigned HOST_WIDE_INT x);
-
-/* 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);
-
-#else /* GCC_VERSION >= 3004 */
-
-/* For convenience, define 0 -> word_size. */
-static inline int
-clz_hwi (unsigned HOST_WIDE_INT x)
-{
- if (x == 0)
- return HOST_BITS_PER_WIDE_INT;
-# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
- return __builtin_clzl (x);
-# elif HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG
- return __builtin_clzll (x);
-# else
- return __builtin_clz (x);
-# endif
-}
-
-static inline int
-ctz_hwi (unsigned HOST_WIDE_INT x)
-{
- if (x == 0)
- return HOST_BITS_PER_WIDE_INT;
-# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
- return __builtin_ctzl (x);
-# elif HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG
- return __builtin_ctzll (x);
-# else
- return __builtin_ctz (x);
-# endif
-}
-
-static inline int
-ffs_hwi (unsigned HOST_WIDE_INT x)
-{
-# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
- return __builtin_ffsl (x);
-# elif HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG
- return __builtin_ffsll (x);
-# else
- return __builtin_ffs (x);
-# endif
-}
-
-static inline int
-floor_log2 (unsigned HOST_WIDE_INT x)
-{
- return HOST_BITS_PER_WIDE_INT - 1 - clz_hwi (x);
-}
-
-static inline int
-exact_log2 (unsigned HOST_WIDE_INT x)
-{
- return x == (x & -x) && x ? ctz_hwi (x) : -1;
-}
-
-#endif /* GCC_VERSION >= 3004 */
-
/* Functions used to get and set GCC's notion of in what directory
compilation was started. */
/* Functions used to manipulate the random seed. */
-extern const char *get_random_seed (bool);
+extern HOST_WIDE_INT get_random_seed (bool);
extern const char *set_random_seed (const char *);
+extern void initialize_rtl (void);
+
#endif /* ! GCC_TOPLEV_H */