1  /* Emit optimization information as JSON files.
       2     Copyright (C) 2018-2023 Free Software Foundation, Inc.
       3     Contributed by David Malcolm <dmalcolm@redhat.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_OPTINFO_EMIT_JSON_H
      22  #define GCC_OPTINFO_EMIT_JSON_H
      23  
      24  #include "json.h"
      25  
      26  class optinfo;
      27  
      28  /* A class for writing out optimization records in JSON format.  */
      29  
      30  class optrecord_json_writer
      31  {
      32  public:
      33    optrecord_json_writer ();
      34    ~optrecord_json_writer ();
      35    void write () const;
      36    void add_record (const optinfo *optinfo);
      37    void pop_scope ();
      38  
      39    void add_record (json::object *obj);
      40    json::object *impl_location_to_json (dump_impl_location_t loc);
      41    json::object *location_to_json (location_t loc);
      42    json::object *profile_count_to_json (profile_count count);
      43    json::string *get_id_value_for_pass (opt_pass *pass);
      44    json::object *pass_to_json (opt_pass *pass);
      45    json::value *inlining_chain_to_json (location_t loc);
      46    json::object *optinfo_to_json (const optinfo *optinfo);
      47    void add_pass_list (json::array *arr, opt_pass *pass);
      48  
      49   private:
      50    /* The root value for the JSON file.
      51       Currently the JSON values are stored in memory, and flushed when the
      52       compiler exits.  It would probably be better to simply write out
      53       the JSON as we go.  */
      54    json::array *m_root_tuple;
      55  
      56    /* The currently open scopes, for expressing nested optimization records.  */
      57    auto_vec<json::array *> m_scopes;
      58  };
      59  
      60  #endif /* #ifndef GCC_OPTINFO_EMIT_JSON_H */