/* LTO declarations.
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/* LTO declarations.
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Copyright 2009, 2010 Free Software Foundation, Inc.
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Copyright 2009, 2010 Free Software Foundation, Inc.
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Contributed by CodeSourcery, Inc.
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Contributed by CodeSourcery, Inc.
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This file is part of GCC.
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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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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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the terms of the GNU General Public License as published by the Free
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Software Foundation; either version 3, or (at your option) any later
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Software Foundation; either version 3, or (at your option) any later
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version.
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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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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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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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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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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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You should have received a copy of the GNU General Public License
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along with GCC; see the file COPYING3. If not see
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along with GCC; see the file COPYING3. If not see
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<http://www.gnu.org/licenses/>. */
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<http://www.gnu.org/licenses/>. */
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#ifndef LTO_H
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#ifndef LTO_H
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#define LTO_H
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#define LTO_H
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#include "hashtab.h"
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#include "hashtab.h"
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/* A file. */
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/* A file. */
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typedef struct lto_file_struct
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typedef struct lto_file_struct
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{
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{
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/* The name of the file. */
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/* The name of the file. */
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const char *filename;
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const char *filename;
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/* The offset for the object inside an ar archive file (or zero). */
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/* The offset for the object inside an ar archive file (or zero). */
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off_t offset;
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off_t offset;
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} lto_file;
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} lto_file;
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/* In lto-lang.c */
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/* In lto-lang.c */
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extern const char *resolution_file_name;
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extern const char *resolution_file_name;
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/* In lto.c */
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/* In lto.c */
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extern void lto_main (int);
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extern void lto_main (int);
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extern void lto_read_all_file_options (void);
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extern void lto_read_all_file_options (void);
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/* In lto-elf.c or lto-coff.c */
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/* In lto-elf.c or lto-coff.c */
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extern lto_file *lto_obj_file_open (const char *filename, bool writable);
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extern lto_file *lto_obj_file_open (const char *filename, bool writable);
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extern void lto_obj_file_close (lto_file *file);
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extern void lto_obj_file_close (lto_file *file);
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extern htab_t lto_obj_build_section_table (lto_file *file);
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extern htab_t lto_obj_build_section_table (lto_file *file);
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extern void lto_obj_begin_section (const char *name);
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extern void lto_obj_begin_section (const char *name);
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extern void lto_obj_append_data (const void *data, size_t len, void *block);
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extern void lto_obj_append_data (const void *data, size_t len, void *block);
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extern void lto_obj_end_section (void);
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extern void lto_obj_end_section (void);
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extern lto_file *lto_set_current_out_file (lto_file *file);
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extern lto_file *lto_set_current_out_file (lto_file *file);
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extern lto_file *lto_get_current_out_file (void);
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extern lto_file *lto_get_current_out_file (void);
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/* Hash table entry to hold the start offset and length of an LTO
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/* Hash table entry to hold the start offset and length of an LTO
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section in a .o file. */
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section in a .o file. */
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struct lto_section_slot
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struct lto_section_slot
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{
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{
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const char *name;
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const char *name;
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intptr_t start;
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intptr_t start;
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size_t len;
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size_t len;
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};
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};
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int64_t lto_parse_hex (const char *p);
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int64_t lto_parse_hex (const char *p);
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#endif /* LTO_H */
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#endif /* LTO_H */
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