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/* LTO declarations.
Copyright 2006 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 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, 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA. */
#ifndef LTO_H
#define LTO_H
/* Included files. */
#include "hashtab.h"
#include "tree.h"
#include "vec.h"
#include <inttypes.h>
#include "lto-header.h"
#include "lto-section-in.h"
/* Forward Declarations */
struct lto_file_struct;
/* The virtual function table for an lto_file. */
typedef struct lto_file_vtable_struct GTY(())
{
/* Return the address of the data in an lto section.
LTO_SECTION_TYPE specifies the type of the section. If this is a
function or static initializer use FN, Returns the pointer to the
data or NULL if the data is not available. */
const void *(*map_section)(struct lto_file_struct *file, enum lto_section_type, const char *fn);
/* DATA is the non-NULL address returned by a previous call to
MAP_SECTION, with the same value of FN. Release any resources
allocated by MAP_FN_BODY. */
void (*unmap_section)(struct lto_file_struct *file, const char *fn, const void *data);
}
lto_file_vtable;
/* An input file. */
typedef struct lto_file_struct GTY(())
{
/* Virtual functions implemented by the derived file class. */
const lto_file_vtable * GTY((skip)) vtable;
/* The name of the file. */
const char *filename;
/* ### */
/* The debug_info and debug_abbrev fields are no longer used.
As a result, the lto_file vs. lto_elf_file distinction is
no longer useful, and should be eliminated. */
}
lto_file;
/* lto.c */
/* Read all of the input object files, generate a TREE representation
of the combined program, and provide that combined representation
to the middle end. */
extern void lto_main (int debug_p);
/* lto-elf.c */
/* Open the ELF input file indicated by FILENAME. Return */
extern lto_file *lto_elf_file_open (const char *filename);
/* Close an ELF input file. */
extern void lto_elf_file_close (lto_file *file);
/* Build and index of all lto sections in an elf file. */
extern htab_t lto_elf_build_section_table (lto_file *file);
#endif /* LTO_H */
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