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1 | /* Header file for exception handling. |
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2 | Copyright (C) 2013-2019 Free Software Foundation, Inc. |
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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_TREE_EH_H |
| 21 | #define GCC_TREE_EH_H |
| 22 | |
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23 | |
| 24 | typedef struct eh_region_d *eh_region; |
| 25 | |
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26 | extern void using_eh_for_cleanups (void); |
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27 | extern void add_stmt_to_eh_lp (gimple *, int); |
| 28 | extern bool remove_stmt_from_eh_lp_fn (struct function *, gimple *); |
| 29 | extern bool remove_stmt_from_eh_lp (gimple *); |
| 30 | extern int lookup_stmt_eh_lp_fn (struct function *, gimple *); |
| 31 | extern int lookup_stmt_eh_lp (gimple *); |
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32 | extern bool make_eh_dispatch_edges (geh_dispatch *); |
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33 | extern void make_eh_edges (gimple *); |
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34 | extern edge redirect_eh_edge (edge, basic_block); |
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35 | extern void redirect_eh_dispatch_edge (geh_dispatch *, edge, basic_block); |
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36 | extern bool operation_could_trap_helper_p (enum tree_code, bool, bool, bool, |
| 37 | bool, tree, bool *); |
| 38 | extern bool operation_could_trap_p (enum tree_code, bool, bool, tree); |
| 39 | extern bool tree_could_trap_p (tree); |
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40 | extern tree rewrite_to_non_trapping_overflow (tree); |
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41 | extern bool stmt_could_throw_p (function *, gimple *); |
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42 | extern bool tree_could_throw_p (tree); |
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43 | extern bool stmt_can_throw_external (function *, gimple *); |
| 44 | extern bool stmt_can_throw_internal (function *, gimple *); |
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45 | extern bool maybe_clean_eh_stmt_fn (struct function *, gimple *); |
| 46 | extern bool maybe_clean_eh_stmt (gimple *); |
| 47 | extern bool maybe_clean_or_replace_eh_stmt (gimple *, gimple *); |
| 48 | extern bool maybe_duplicate_eh_stmt_fn (struct function *, gimple *, |
| 49 | struct function *, gimple *, |
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50 | hash_map<void *, void *> *, int); |
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51 | extern bool maybe_duplicate_eh_stmt (gimple *, gimple *); |
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52 | extern void maybe_remove_unreachable_handlers (void); |
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53 | extern bool verify_eh_edges (gimple *); |
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54 | extern bool verify_eh_dispatch_edge (geh_dispatch *); |
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55 | |
| 56 | #endif /* GCC_TREE_EH_H */ |
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