1 /* Copyright (C) 2009. Free Software Foundation, Inc. 2 Contributed by Xinliang David Li (davidxl (at) google.com) and 3 Raksit Ashok (raksit (at) google.com) 4 5 This file is part of GCC. 6 7 GCC is free software; you can redistribute it and/or modify it under 8 the terms of the GNU General Public License as published by the Free 9 Software Foundation; either version 3, or (at your option) any later 10 version. 11 12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 13 WARRANTY; without even the implied warranty of MERCHANTABILITY or 14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 15 for more details. 16 17 You should have received a copy of the GNU General Public License 18 along with GCC; see the file COPYING3. If not see 19 <http://www.gnu.org/licenses/>. */ 20 21 #ifndef GCC_L_IPO_H 22 #define GCC_L_IPO_H 23 24 /* Primary module's id (non-zero). If no module-info was read in, this will 25 be zero. */ 26 extern unsigned primary_module_id; 27 28 /* The macro to test if the compilation is in light weight IPO mode. 29 In this mode, the source module being compiled will be compiled 30 together with 0 or more auxiliary modules. */ 31 #define L_IPO_COMP_MODE (primary_module_id != 0) 32 33 /* The macro to test if the current module being parsed is the 34 primary source module. */ 35 #define L_IPO_IS_PRIMARY_MODULE (current_module_id == primary_module_id) 36 37 /* The macro to test if the current module being parsed is an 38 auxiliary source module. */ 39 #define L_IPO_IS_AUXILIARY_MODULE (L_IPO_COMP_MODE && current_module_id \ 40 && current_module_id != primary_module_id) 41 42 /* Current module id. */ 43 extern unsigned current_module_id; 44 extern struct gcov_module_info **module_infos; 45 extern int is_last_module (unsigned mod_id); 46 47 extern unsigned num_in_fnames; 48 extern int at_eof; 49 extern bool parser_parsing_start; 50 51 void push_module_scope (void); 52 void pop_module_scope (void); 53 tree lipo_save_decl (tree src); 54 void lipo_restore_decl (tree, tree); 55 void add_decl_to_current_module_scope (tree decl, void *b); 56 int lipo_cmp_type (tree t1, tree t2); 57 tree get_type_or_decl_name (tree); 58 int equivalent_struct_types_for_tbaa (const_tree t1, const_tree t2); 59 extern void copy_defined_module_set (tree, tree); 60 61 #endif 62
