gcc/pass_manager.h

   1 /* pass_manager.h - The pipeline of optimization passes
   2    Copyright (C) 2013 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify it under
   7 the terms of the GNU General Public License as published by the Free
   8 Software Foundation; either version 3, or (at your option) any later
   9 version.
  10
  11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13 FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14 for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 #ifndef GCC_PASS_MANAGER_H
  21 #define GCC_PASS_MANAGER_H
  22
  23 class opt_pass;
  24 struct register_pass_info;
  25
  26 /* Define a list of pass lists so that both passes.c and plugins can easily
  27    find all the pass lists.  */
  28 #define GCC_PASS_LISTS \
  29   DEF_PASS_LIST (all_lowering_passes) \
  30   DEF_PASS_LIST (all_small_ipa_passes) \
  31   DEF_PASS_LIST (all_regular_ipa_passes) \
  32   DEF_PASS_LIST (all_lto_gen_passes) \
  33   DEF_PASS_LIST (all_passes)
  34
  35 #define DEF_PASS_LIST(LIST) PASS_LIST_NO_##LIST,
  36 enum pass_list
  37 {
  38   GCC_PASS_LISTS
  39   PASS_LIST_NUM
  40 };
  41 #undef DEF_PASS_LIST
  42
  43 namespace gcc {
  44
  45 class context;
  46
  47 class pass_manager
  48 {
  49 public:
  50   pass_manager(context *ctxt);
  51
  52   void register_pass (struct register_pass_info *pass_info);
  53   void register_one_dump_file (struct opt_pass *pass);
  54
  55   opt_pass *get_pass_for_id (int id) const;
  56
  57   void dump_passes () const;
  58
  59   void dump_profile_report () const;
  60
  61 public:
  62   /* The root of the compilation pass tree, once constructed.  */
  63   opt_pass *all_passes;
  64   opt_pass *all_small_ipa_passes;
  65   opt_pass *all_lowering_passes;
  66   opt_pass *all_regular_ipa_passes;
  67   opt_pass *all_lto_gen_passes;
  68   opt_pass *all_late_ipa_passes;
  69
  70   /* A map from static pass id to optimization pass.  */
  71   opt_pass **passes_by_id;
  72   int passes_by_id_size;
  73
  74   opt_pass **pass_lists[PASS_LIST_NUM];
  75
  76 private:
  77   void set_pass_for_id (int id, opt_pass *pass);
  78   int register_dump_files_1 (struct opt_pass *pass, int properties);
  79   void register_dump_files (struct opt_pass *pass, int properties);
  80
  81 private:
  82   context *ctxt_;
  83
  84 }; // class pass_manager
  85
  86 } // namespace gcc
  87
  88 #endif /* ! GCC_PASS_MANAGER_H */
  89