1*38fd1498Szrj /* LTO declarations. 2*38fd1498Szrj Copyright (C) 2009-2018 Free Software Foundation, Inc. 3*38fd1498Szrj Contributed by CodeSourcery, Inc. 4*38fd1498Szrj 5*38fd1498Szrj This file is part of GCC. 6*38fd1498Szrj 7*38fd1498Szrj GCC is free software; you can redistribute it and/or modify it under 8*38fd1498Szrj the terms of the GNU General Public License as published by the Free 9*38fd1498Szrj Software Foundation; either version 3, or (at your option) any later 10*38fd1498Szrj version. 11*38fd1498Szrj 12*38fd1498Szrj GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13*38fd1498Szrj WARRANTY; without even the implied warranty of MERCHANTABILITY or 14*38fd1498Szrj FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15*38fd1498Szrj for more details. 16*38fd1498Szrj 17*38fd1498Szrj You should have received a copy of the GNU General Public License 18*38fd1498Szrj along with GCC; see the file COPYING3. If not see 19*38fd1498Szrj <http://www.gnu.org/licenses/>. */ 20*38fd1498Szrj 21*38fd1498Szrj #ifndef LTO_H 22*38fd1498Szrj #define LTO_H 23*38fd1498Szrj 24*38fd1498Szrj 25*38fd1498Szrj /* A file. */ 26*38fd1498Szrj struct lto_file 27*38fd1498Szrj { 28*38fd1498Szrj /* The name of the file. */ 29*38fd1498Szrj const char *filename; 30*38fd1498Szrj /* The offset for the object inside an ar archive file (or zero). */ 31*38fd1498Szrj off_t offset; 32*38fd1498Szrj }; 33*38fd1498Szrj 34*38fd1498Szrj /* In lto-lang.c */ 35*38fd1498Szrj extern const char *resolution_file_name; 36*38fd1498Szrj 37*38fd1498Szrj /* In lto.c */ 38*38fd1498Szrj extern tree lto_eh_personality (void); 39*38fd1498Szrj extern void lto_main (void); 40*38fd1498Szrj extern void lto_read_all_file_options (void); 41*38fd1498Szrj 42*38fd1498Szrj /* In lto-elf.c or lto-coff.c */ 43*38fd1498Szrj extern lto_file *lto_obj_file_open (const char *filename, bool writable); 44*38fd1498Szrj extern void lto_obj_file_close (lto_file *file); 45*38fd1498Szrj struct lto_section_list; 46*38fd1498Szrj extern htab_t lto_obj_build_section_table (lto_file *file, struct lto_section_list *list); 47*38fd1498Szrj extern htab_t lto_obj_create_section_hash_table (void); 48*38fd1498Szrj extern void lto_obj_begin_section (const char *name); 49*38fd1498Szrj extern void lto_obj_append_data (const void *data, size_t len, void *block); 50*38fd1498Szrj extern void lto_obj_end_section (void); 51*38fd1498Szrj extern lto_file *lto_set_current_out_file (lto_file *file); 52*38fd1498Szrj extern lto_file *lto_get_current_out_file (void); 53*38fd1498Szrj 54*38fd1498Szrj /* Hash table entry to hold the start offset and length of an LTO 55*38fd1498Szrj section in a .o file. */ 56*38fd1498Szrj struct lto_section_slot 57*38fd1498Szrj { 58*38fd1498Szrj const char *name; 59*38fd1498Szrj intptr_t start; 60*38fd1498Szrj size_t len; 61*38fd1498Szrj struct lto_section_slot *next; 62*38fd1498Szrj }; 63*38fd1498Szrj 64*38fd1498Szrj /* A list of section slots */ 65*38fd1498Szrj struct lto_section_list 66*38fd1498Szrj { 67*38fd1498Szrj struct lto_section_slot *first, *last; 68*38fd1498Szrj }; 69*38fd1498Szrj 70*38fd1498Szrj #endif /* LTO_H */ 71