| /* Header file for exception handling. |
| Copyright (C) 2013-2019 Free Software Foundation, Inc. |
| |
| This file is part of GCC. |
| |
| GCC is free software; you can redistribute it and/or modify it under |
| the terms of the GNU General Public License as published by the Free |
| Software Foundation; either version 3, or (at your option) any later |
| version. |
| |
| GCC is distributed in the hope that it will be useful, but WITHOUT ANY |
| WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GCC; see the file COPYING3. If not see |
| <http://www.gnu.org/licenses/>. */ |
| |
| #ifndef GCC_TREE_EH_H |
| #define GCC_TREE_EH_H |
| |
| |
| typedef struct eh_region_d *eh_region; |
| |
| extern void using_eh_for_cleanups (void); |
| extern void add_stmt_to_eh_lp (gimple *, int); |
| extern bool remove_stmt_from_eh_lp_fn (struct function *, gimple *); |
| extern bool remove_stmt_from_eh_lp (gimple *); |
| extern int lookup_stmt_eh_lp_fn (struct function *, gimple *); |
| extern int lookup_stmt_eh_lp (gimple *); |
| extern bool make_eh_dispatch_edges (geh_dispatch *); |
| extern void make_eh_edges (gimple *); |
| extern edge redirect_eh_edge (edge, basic_block); |
| extern void redirect_eh_dispatch_edge (geh_dispatch *, edge, basic_block); |
| extern bool operation_could_trap_helper_p (enum tree_code, bool, bool, bool, |
| bool, tree, bool *); |
| extern bool operation_could_trap_p (enum tree_code, bool, bool, tree); |
| extern bool tree_could_trap_p (tree); |
| extern tree rewrite_to_non_trapping_overflow (tree); |
| extern bool stmt_could_throw_p (function *, gimple *); |
| extern bool tree_could_throw_p (tree); |
| extern bool stmt_can_throw_external (function *, gimple *); |
| extern bool stmt_can_throw_internal (function *, gimple *); |
| extern bool maybe_clean_eh_stmt_fn (struct function *, gimple *); |
| extern bool maybe_clean_eh_stmt (gimple *); |
| extern bool maybe_clean_or_replace_eh_stmt (gimple *, gimple *); |
| extern bool maybe_duplicate_eh_stmt_fn (struct function *, gimple *, |
| struct function *, gimple *, |
| hash_map<void *, void *> *, int); |
| extern bool maybe_duplicate_eh_stmt (gimple *, gimple *); |
| extern void maybe_remove_unreachable_handlers (void); |
| extern bool verify_eh_edges (gimple *); |
| extern bool verify_eh_dispatch_edge (geh_dispatch *); |
| |
| #endif /* GCC_TREE_EH_H */ |