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193 lines
6.7 KiB
C
193 lines
6.7 KiB
C
/* toplev.h - Various declarations for functions found in toplev.c
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Copyright (C) 1998, 1999, 2000, 2001, 2003, 2004, 2005
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Free Software Foundation, Inc.
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This file is part of GCC.
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GCC is free software; you can redistribute it and/or modify it under
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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 2, or (at your option) any later
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version.
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GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING. If not, write to the Free
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Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301, USA. */
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#ifndef GCC_TOPLEV_H
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#define GCC_TOPLEV_H
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/* If non-NULL, return one past-the-end of the matching SUBPART of
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the WHOLE string. */
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#define skip_leading_substring(whole, part) \
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(strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part))
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extern int toplev_main (unsigned int, const char **);
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extern int read_integral_parameter (const char *, const char *, const int);
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extern void strip_off_ending (char *, int);
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extern const char *trim_filename (const char *);
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extern void _fatal_insn_not_found (rtx, const char *, int, const char *)
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ATTRIBUTE_NORETURN;
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extern void _fatal_insn (const char *, rtx, const char *, int, const char *)
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ATTRIBUTE_NORETURN;
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#define fatal_insn(msgid, insn) \
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_fatal_insn (msgid, insn, __FILE__, __LINE__, __FUNCTION__)
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#define fatal_insn_not_found(insn) \
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_fatal_insn_not_found (insn, __FILE__, __LINE__, __FUNCTION__)
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/* If we haven't already defined a frontend specific diagnostics
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style, use the generic one. */
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#ifndef GCC_DIAG_STYLE
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#define GCC_DIAG_STYLE __gcc_tdiag__
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#endif
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/* None of these functions are suitable for ATTRIBUTE_PRINTF, because
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each language front end can extend them with its own set of format
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specifiers. We must use custom format checks. */
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#if GCC_VERSION >= 4001
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#define ATTRIBUTE_GCC_DIAG(m, n) __attribute__ ((__format__ (GCC_DIAG_STYLE, m, n))) ATTRIBUTE_NONNULL(m)
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#else
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#define ATTRIBUTE_GCC_DIAG(m, n) ATTRIBUTE_NONNULL(m)
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#endif
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extern void internal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
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ATTRIBUTE_NORETURN;
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extern void warning0 (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
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/* Pass one of the OPT_W* from options.h as the first parameter. */
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extern void warning (int, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
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extern void error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
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extern void fatal_error (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2)
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ATTRIBUTE_NORETURN;
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extern void pedwarn (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
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extern void sorry (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
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extern void inform (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
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extern void verbatim (const char *, ...) ATTRIBUTE_GCC_DIAG(1,2);
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extern void rest_of_decl_compilation (tree, int, int);
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extern void rest_of_type_compilation (tree, int);
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extern void tree_rest_of_compilation (tree);
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extern void init_optimization_passes (void);
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extern void finish_optimization_passes (void);
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extern bool enable_rtl_dump_file (int);
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extern void announce_function (tree);
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extern void error_for_asm (rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
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extern void warning_for_asm (rtx, const char *, ...) ATTRIBUTE_GCC_DIAG(2,3);
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extern void warn_deprecated_use (tree);
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#ifdef BUFSIZ
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extern void output_quoted_string (FILE *, const char *);
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extern void output_file_directive (FILE *, const char *);
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#endif
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#ifdef BUFSIZ
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/* N.B. Unlike all the others, fnotice is just gettext+fprintf, and
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therefore it can have ATTRIBUTE_PRINTF. */
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extern void fnotice (FILE *, const char *, ...)
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ATTRIBUTE_PRINTF_2;
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#endif
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extern void wrapup_global_declaration_1 (tree);
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extern bool wrapup_global_declaration_2 (tree);
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extern bool wrapup_global_declarations (tree *, int);
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extern void check_global_declaration_1 (tree);
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extern void check_global_declarations (tree *, int);
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extern void emit_debug_global_declarations (tree *, int);
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extern void write_global_declarations (void);
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/* A unique local time stamp, might be zero if none is available. */
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extern unsigned local_tick;
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extern const char *progname;
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extern const char *dump_base_name;
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extern const char *aux_base_name;
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extern const char *aux_info_file_name;
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extern const char *asm_file_name;
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extern bool exit_after_options;
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extern int target_flags_explicit;
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/* True if the user has tagged the function with the 'section'
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attribute. */
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extern bool user_defined_section_attribute;
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/* See toplev.c. */
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extern int flag_crossjumping;
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extern int flag_if_conversion;
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extern int flag_if_conversion2;
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extern int flag_keep_static_consts;
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extern int flag_peel_loops;
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extern int flag_rerun_cse_after_loop;
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extern int flag_thread_jumps;
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extern int flag_tracer;
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extern int flag_unroll_loops;
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extern int flag_unroll_all_loops;
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extern int flag_unswitch_loops;
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extern int flag_cprop_registers;
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extern int time_report;
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/* Things to do with target switches. */
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extern void print_version (FILE *, const char *);
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extern void * default_get_pch_validity (size_t *);
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extern const char * default_pch_valid_p (const void *, size_t);
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/* The hashtable, so that the C front ends can pass it to cpplib. */
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extern struct ht *ident_hash;
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/* This function can be used by targets to set the flags originally
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implied by -ffast-math and -fno-fast-math. */
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extern void set_fast_math_flags (int);
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/* Handle -d switch. */
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extern void decode_d_option (const char *);
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/* Return true iff flags are set as if -ffast-math. */
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extern bool fast_math_flags_set_p (void);
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/* Return log2, or -1 if not exact. */
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extern int exact_log2 (unsigned HOST_WIDE_INT);
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/* Return floor of log2, with -1 for zero. */
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extern int floor_log2 (unsigned HOST_WIDE_INT);
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/* Inline versions of the above for speed. */
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#if GCC_VERSION >= 3004
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# if HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONG
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# define CLZ_HWI __builtin_clzl
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# define CTZ_HWI __builtin_ctzl
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# elif HOST_BITS_PER_WIDE_INT == HOST_BITS_PER_LONGLONG
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# define CLZ_HWI __builtin_clzll
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# define CTZ_HWI __builtin_ctzll
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# else
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# define CLZ_HWI __builtin_clz
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# define CTZ_HWI __builtin_ctz
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# endif
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extern inline int
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floor_log2 (unsigned HOST_WIDE_INT x)
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{
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return x ? HOST_BITS_PER_WIDE_INT - 1 - (int) CLZ_HWI (x) : -1;
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}
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extern inline int
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exact_log2 (unsigned HOST_WIDE_INT x)
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{
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return x == (x & -x) && x ? (int) CTZ_HWI (x) : -1;
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}
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#endif /* GCC_VERSION >= 3004 */
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/* Functions used to get and set GCC's notion of in what directory
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compilation was started. */
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extern const char *get_src_pwd (void);
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extern bool set_src_pwd (const char *);
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#endif /* ! GCC_TOPLEV_H */
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