gcc-4_9/gcc/l-ipo.h

   1 /* Copyright (C) 2009. Free Software Foundation, Inc.
   2    Contributed by Xinliang David Li (davidxl@google.com) and
   3                   Raksit Ashok  (raksit@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 /* Used in profile-gen  */
  25 extern unsigned ggc_total_memory; /* in KB */
  26
  27 /* Primary module's id (non-zero). If no module-info was read in, this will
  28    be zero.  */
  29 extern unsigned primary_module_id;
  30
  31 /* The macro to test if the compilation is in light weight IPO mode.
  32    In this mode, the source module being compiled will be compiled
  33    together with 0 or more auxiliary modules.  */
  34 #define L_IPO_COMP_MODE (primary_module_id != 0)
  35
  36 /* The macro to test if the current module being parsed is the
  37    primary source module.  */
  38 #define L_IPO_IS_PRIMARY_MODULE (current_module_id == primary_module_id)
  39
  40 /* The macro to test if the current module being parsed is an
  41    auxiliary source module.  */
  42 #define L_IPO_IS_AUXILIARY_MODULE (L_IPO_COMP_MODE && current_module_id \
  43                              && current_module_id != primary_module_id)
  44
  45 /* Current module id.  */
  46 extern unsigned current_module_id;
  47 extern bool include_all_aux;
  48 extern struct gcov_module_info **module_infos;
  49 extern int is_last_module (unsigned mod_id);
  50
  51 extern unsigned num_in_fnames;
  52 extern int at_eof;
  53 extern bool parser_parsing_start;
  54
  55 void push_module_scope (void);
  56 void pop_module_scope (void);
  57 tree lipo_save_decl (tree src);
  58 void lipo_restore_decl (tree, tree);
  59 void add_decl_to_current_module_scope (tree decl, void *b);
  60 int lipo_cmp_type (tree t1, tree t2);
  61 tree get_type_or_decl_name (tree);
  62 int equivalent_struct_types_for_tbaa (const_tree t1, const_tree t2);
  63 void lipo_link_and_fixup (void);
  64 extern void copy_defined_module_set (tree, tree);
  65 extern bool is_parsing_done_p (void);
  66 extern void record_module_name (unsigned int, const char *);
  67 extern const char* get_module_name (unsigned int);
  68
  69 #endif