projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 757bf1df DM |
1 | /* Integration of the analyzer with GCC's pass manager. |
| 2 | Copyright (C) 2019-2020 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 | |
| 8 | under the terms of the GNU General Public License as published by | |
| 9 | the Free Software Foundation; either version 3, or (at your option) | |
| 10 | any later version. | |
| 11 | ||
| 12 | GCC is distributed in the hope that it will be useful, but | |
| 13 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 | General Public License 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 | #include "config.h" | |
| 22 | #include "system.h" | |
| 23 | #include "coretypes.h" | |
| 24 | #include "context.h" | |
| 25 | #include "tree-pass.h" | |
| 26 | #include "diagnostic.h" | |
| 27 | #include "options.h" | |
| 28 | #include "analyzer/engine.h" | |
| 29 | ||
| 30 | namespace { | |
| 31 | ||
| 32 | /* Data for the analyzer pass. */ | |
| 33 | ||
| 34 | const pass_data pass_data_analyzer = | |
| 35 | { | |
| 36 | IPA_PASS, /* type */ | |
| 37 | "analyzer", /* name */ | |
| 38 | OPTGROUP_NONE, /* optinfo_flags */ | |
| 39 | TV_ANALYZER, /* tv_id */ | |
| 40 | PROP_ssa, /* properties_required */ | |
| 41 | 0, /* properties_provided */ | |
| 42 | 0, /* properties_destroyed */ | |
| 43 | 0, /* todo_flags_start */ | |
| 44 | 0, /* todo_flags_finish */ | |
| 45 | }; | |
| 46 | ||
| 47 | /* The analyzer pass. */ | |
| 48 | ||
| 49 | class pass_analyzer : public ipa_opt_pass_d | |
| 50 | { | |
| 51 | public: | |
| 52 | pass_analyzer(gcc::context *ctxt) | |
| 53 | : ipa_opt_pass_d (pass_data_analyzer, ctxt, | |
| 54 | NULL, /* generate_summary */ | |
| 55 | NULL, /* write_summary */ | |
| 56 | NULL, /* read_summary */ | |
| 57 | NULL, /* write_optimization_summary */ | |
| 58 | NULL, /* read_optimization_summary */ | |
| 59 | NULL, /* stmt_fixup */ | |
| 60 | 0, /* function_transform_todo_flags_start */ | |
| 61 | NULL, /* function_transform */ | |
| 62 | NULL) /* variable_transform */ | |
| 63 | {} | |
| 64 | ||
| 65 | /* opt_pass methods: */ | |
| 66 | bool gate (function *) FINAL OVERRIDE; | |
| 67 | unsigned int execute (function *) FINAL OVERRIDE; | |
| 68 | }; // class pass_analyzer | |
| 69 | ||
| 70 | /* Only run the analyzer if -fanalyzer. */ | |
| 71 | ||
| 72 | bool | |
| 73 | pass_analyzer::gate (function *) | |
| 74 | { | |
| 75 | return flag_analyzer != 0; | |
| 76 | } | |
| 77 | ||
| 78 | /* Entrypoint for the analyzer pass. */ | |
| 79 | ||
| 80 | unsigned int | |
| 81 | pass_analyzer::execute (function *) | |
| 82 | { | |
| 83 | #if ENABLE_ANALYZER | |
| 75038aa6 | 84 | ana::run_checkers (); |
| 757bf1df DM |
85 | #else |
| 86 | sorry ("%qs was not enabled in this build of GCC" | |
| 87 | " (missing configure-time option %qs)", | |
| 88 | "-fanalyzer", "--enable-analyzer"); | |
| 89 | #endif | |
| 90 | ||
| 91 | return 0; | |
| 92 | } | |
| 93 | ||
| 94 | } // anon namespace | |
| 95 | ||
| 96 | /* Make an instance of the analyzer pass. */ | |
| 97 | ||
| 98 | ipa_opt_pass_d * | |
| 99 | make_pass_analyzer (gcc::context *ctxt) | |
| 100 | { | |
| 101 | return new pass_analyzer (ctxt); | |
| 102 | } |