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/* LTO declarations.

   Copyright 2009, 2010 Free Software Foundation, Inc.

   Contributed by CodeSourcery, 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 3, 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 COPYING3.  If not see

<http://www.gnu.org/licenses/>.  */

#ifndef LTO_H

#define LTO_H

#include "hashtab.h"

/* A file.  */

typedef struct lto_file_struct

{

  /* The name of the file.  */

  const char *filename;

  /* The offset for the object inside an ar archive file (or zero).  */

  off_t offset;

} lto_file;

/* In lto-lang.c  */

extern const char *resolution_file_name;

/* In lto.c  */

extern void lto_main (int);

extern void lto_read_all_file_options (void);

/* In lto-elf.c or lto-coff.c  */

extern lto_file *lto_obj_file_open (const char *filename, bool writable);

extern void lto_obj_file_close (lto_file *file);

extern htab_t lto_obj_build_section_table (lto_file *file);

extern void lto_obj_begin_section (const char *name);

extern void lto_obj_append_data (const void *data, size_t len, void *block);

extern void lto_obj_end_section (void);

extern lto_file *lto_set_current_out_file (lto_file *file);

extern lto_file *lto_get_current_out_file (void);

/* Hash table entry to hold the start offset and length of an LTO

   section in a .o file.  */

struct lto_section_slot

{

  const char *name;

  intptr_t start;

  size_t len;

};

int64_t lto_parse_hex (const char *p);

#endif /* LTO_H */