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1 /* Emit optimization information as JSON files.
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2 Copyright (C) 2018-2020 Free Software Foundation, Inc.
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3 Contributed by David Malcolm <dmalcolm@redhat.com>.
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4
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5 This file is part of GCC.
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6
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7 GCC is free software; you can redistribute it and/or modify it under
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8 the terms of the GNU General Public License as published by the Free
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9 Software Foundation; either version 3, or (at your option) any later
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10 version.
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11
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12 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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15 for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with GCC; see the file COPYING3. If not see
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19 <http://www.gnu.org/licenses/>. */
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20
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21 #ifndef GCC_OPTINFO_EMIT_JSON_H
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22 #define GCC_OPTINFO_EMIT_JSON_H
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23
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24 #include "json.h"
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25
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26 class optinfo;
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27
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28 /* A class for writing out optimization records in JSON format. */
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29
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30 class optrecord_json_writer
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31 {
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32 public:
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33 optrecord_json_writer ();
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34 ~optrecord_json_writer ();
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35 void write () const;
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36 void add_record (const optinfo *optinfo);
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37 void pop_scope ();
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38
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39 void add_record (json::object *obj);
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40 json::object *impl_location_to_json (dump_impl_location_t loc);
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41 json::object *location_to_json (location_t loc);
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42 json::object *profile_count_to_json (profile_count count);
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43 json::string *get_id_value_for_pass (opt_pass *pass);
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44 json::object *pass_to_json (opt_pass *pass);
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45 json::value *inlining_chain_to_json (location_t loc);
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46 json::object *optinfo_to_json (const optinfo *optinfo);
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47 void add_pass_list (json::array *arr, opt_pass *pass);
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48
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49 private:
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50 /* The root value for the JSON file.
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51 Currently the JSON values are stored in memory, and flushed when the
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52 compiler exits. It would probably be better to simply write out
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53 the JSON as we go. */
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54 json::array *m_root_tuple;
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55
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56 /* The currently open scopes, for expressing nested optimization records. */
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57 auto_vec<json::array *> m_scopes;
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58 };
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59
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60 #endif /* #ifndef GCC_OPTINFO_EMIT_JSON_H */
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