1*e4b17023SJohn Marino /* LTO declarations. 2*e4b17023SJohn Marino Copyright 2009, 2010 Free Software Foundation, Inc. 3*e4b17023SJohn Marino Contributed by CodeSourcery, Inc. 4*e4b17023SJohn Marino 5*e4b17023SJohn Marino This file is part of GCC. 6*e4b17023SJohn Marino 7*e4b17023SJohn Marino GCC is free software; you can redistribute it and/or modify it under 8*e4b17023SJohn Marino the terms of the GNU General Public License as published by the Free 9*e4b17023SJohn Marino Software Foundation; either version 3, or (at your option) any later 10*e4b17023SJohn Marino version. 11*e4b17023SJohn Marino 12*e4b17023SJohn Marino GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13*e4b17023SJohn Marino WARRANTY; without even the implied warranty of MERCHANTABILITY or 14*e4b17023SJohn Marino FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15*e4b17023SJohn Marino for more details. 16*e4b17023SJohn Marino 17*e4b17023SJohn Marino You should have received a copy of the GNU General Public License 18*e4b17023SJohn Marino along with GCC; see the file COPYING3. If not see 19*e4b17023SJohn Marino <http://www.gnu.org/licenses/>. */ 20*e4b17023SJohn Marino 21*e4b17023SJohn Marino #ifndef LTO_H 22*e4b17023SJohn Marino #define LTO_H 23*e4b17023SJohn Marino 24*e4b17023SJohn Marino #include "hashtab.h" 25*e4b17023SJohn Marino 26*e4b17023SJohn Marino /* A file. */ 27*e4b17023SJohn Marino typedef struct lto_file_struct 28*e4b17023SJohn Marino { 29*e4b17023SJohn Marino /* The name of the file. */ 30*e4b17023SJohn Marino const char *filename; 31*e4b17023SJohn Marino /* The offset for the object inside an ar archive file (or zero). */ 32*e4b17023SJohn Marino off_t offset; 33*e4b17023SJohn Marino } lto_file; 34*e4b17023SJohn Marino 35*e4b17023SJohn Marino /* In lto-lang.c */ 36*e4b17023SJohn Marino extern const char *resolution_file_name; 37*e4b17023SJohn Marino 38*e4b17023SJohn Marino /* In lto.c */ 39*e4b17023SJohn Marino extern tree lto_eh_personality (void); 40*e4b17023SJohn Marino extern void lto_main (void); 41*e4b17023SJohn Marino extern void lto_read_all_file_options (void); 42*e4b17023SJohn Marino 43*e4b17023SJohn Marino /* In lto-elf.c or lto-coff.c */ 44*e4b17023SJohn Marino extern lto_file *lto_obj_file_open (const char *filename, bool writable); 45*e4b17023SJohn Marino extern void lto_obj_file_close (lto_file *file); 46*e4b17023SJohn Marino struct lto_section_list; 47*e4b17023SJohn Marino extern htab_t lto_obj_build_section_table (lto_file *file, struct lto_section_list *list); 48*e4b17023SJohn Marino extern htab_t lto_obj_create_section_hash_table (void); 49*e4b17023SJohn Marino extern void lto_obj_begin_section (const char *name); 50*e4b17023SJohn Marino extern void lto_obj_append_data (const void *data, size_t len, void *block); 51*e4b17023SJohn Marino extern void lto_obj_end_section (void); 52*e4b17023SJohn Marino extern lto_file *lto_set_current_out_file (lto_file *file); 53*e4b17023SJohn Marino extern lto_file *lto_get_current_out_file (void); 54*e4b17023SJohn Marino 55*e4b17023SJohn Marino /* Hash table entry to hold the start offset and length of an LTO 56*e4b17023SJohn Marino section in a .o file. */ 57*e4b17023SJohn Marino struct lto_section_slot 58*e4b17023SJohn Marino { 59*e4b17023SJohn Marino const char *name; 60*e4b17023SJohn Marino intptr_t start; 61*e4b17023SJohn Marino size_t len; 62*e4b17023SJohn Marino struct lto_section_slot *next; 63*e4b17023SJohn Marino }; 64*e4b17023SJohn Marino 65*e4b17023SJohn Marino /* A list of section slots */ 66*e4b17023SJohn Marino struct lto_section_list 67*e4b17023SJohn Marino { 68*e4b17023SJohn Marino struct lto_section_slot *first, *last; 69*e4b17023SJohn Marino }; 70*e4b17023SJohn Marino 71*e4b17023SJohn Marino #endif /* LTO_H */ 72