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1 /* Declaration of interface functions of Pointer Bounds Checker.
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2 Copyright (C) 2014-2017 Free Software Foundation, Inc.
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3
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4 This file is part of GCC.
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5
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6 GCC is free software; you can redistribute it and/or modify it under
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7 the terms of the GNU General Public License as published by the Free
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8 Software Foundation; either version 3, or (at your option) any later
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9 version.
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10
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11 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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12 WARRANTY; without even the implied warranty of MERCHANTABILITY or
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13 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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14 for more details.
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15
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16 You should have received a copy of the GNU General Public License
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17 along with GCC; see the file COPYING3. If not see
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18 <http://www.gnu.org/licenses/>. */
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19
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20 #ifndef GCC_TREE_CHKP_H
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21 #define GCC_TREE_CHKP_H
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22
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23 #define DECL_BOUNDS(NODE) (chkp_get_bounds (DECL_WRTL_CHECK (NODE)))
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24
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25 #define SET_DECL_BOUNDS(NODE, VAL) \
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26 (chkp_set_bounds (DECL_WRTL_CHECK (NODE), VAL))
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27
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28 extern tree chkp_get_bounds (tree node);
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29 extern void chkp_set_bounds (tree node, tree val);
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30 extern bool chkp_register_var_initializer (tree var);
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31 extern void chkp_finish_file (void);
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32 extern bool chkp_type_has_pointer (const_tree type);
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33 extern unsigned chkp_type_bounds_count (const_tree type);
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34 extern tree chkp_make_bounds_for_struct_addr (tree ptr);
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35 extern tree chkp_get_zero_bounds_var (void);
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36 extern tree chkp_get_none_bounds_var (void);
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37 extern void chkp_check_mem_access (tree first, tree last, tree bounds,
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38 gimple_stmt_iterator iter,
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39 location_t location,
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40 tree dirflag);
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41 extern void chkp_fix_cfg (void);
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42 extern bool chkp_variable_size_type (tree type);
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43 extern tree chkp_build_make_bounds_call (tree lb, tree size);
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44 extern tree chkp_build_bndldx_call (tree addr, tree ptr);
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45 extern tree chkp_build_bndstx_call (tree addr, tree ptr, tree bounds);
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46 extern void chkp_find_bound_slots (const_tree type, bitmap res);
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47 extern void chkp_build_bndstx (tree addr, tree ptr, tree bounds,
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48 gimple_stmt_iterator *gsi);
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49 extern gcall *chkp_retbnd_call_by_val (tree val);
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50 extern bool chkp_function_instrumented_p (tree fndecl);
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51 extern void chkp_function_mark_instrumented (tree fndecl);
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52 extern void chkp_copy_bounds_for_assign (gimple *assign,
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53 struct cgraph_edge *edge);
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54 extern bool chkp_gimple_call_builtin_p (gimple *call,
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55 enum built_in_function code);
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56 extern rtx chkp_expand_zero_bounds (void);
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57 extern void chkp_expand_bounds_reset_for_mem (tree mem, tree ptr);
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58 extern tree chkp_insert_retbnd_call (tree bndval, tree retval,
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59 gimple_stmt_iterator *gsi);
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60 extern gcall *chkp_copy_call_skip_bounds (gcall *call);
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61 extern bool chkp_redirect_edge (cgraph_edge *e);
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62 extern void chkp_fixup_inlined_call (tree lhs, tree rhs);
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63
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64 #endif /* GCC_TREE_CHKP_H */
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