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/* toplev.h - Various declarations for functions found in toplev.c
Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004
Free Software Foundation, Inc.
This file is part of GCC.
GCC 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.
GCC 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 GCC; 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
/* 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 (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__
#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. 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 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 rest_of_compilation (void);
extern void tree_rest_of_compilation (tree, bool);
extern void init_tree_optimization_passes (void);
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 (FILE *, const char *);
extern void output_file_directive (FILE *, const char *);
#endif
#ifdef BUFSIZ
/* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
therefore it can have ATTRIBUTE_PRINTF. */
extern void fnotice (FILE *, const char *, ...)
ATTRIBUTE_PRINTF_2;
#endif
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_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;
/* 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_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;
extern int flag_new_regalloc;
extern int flag_tree_based_profiling;
/* 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;
/* 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);
/* 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))
#if (__GNUC__ * 1000 + __GNUC_MINOR__) >= 3004
#if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG
#define FL2T__ HOST_WIDE_INT
#define FL2T_CLZ__ __builtin_clzll
#else
#if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
#define FL2T__ HOST_WIDE_INT
#define FL2T_CLZ__ __builtin_clzl
#else
#define FL2T__ int
#define FL2T_CLZ__ __builtin_clz
#endif
#endif
static inline int floor_log2(FL2T__ n)
{
if (n)
return (sizeof(FL2T__)*8-1) - (int)FL2T_CLZ__(n);
return -1;
}
#else
#define floor_log2(N) floor_log2_wide ((unsigned HOST_WIDE_INT) (N))
#endif
#endif
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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