1 /* Declaration of interface functions of Pointer Bounds Checker. 2 Copyright (C) 2014-2018 Free Software Foundation, Inc. 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_CHKP_H 21 #define GCC_TREE_CHKP_H 22 23 #define DECL_BOUNDS(NODE) (chkp_get_bounds (DECL_WRTL_CHECK (NODE))) 24 25 #define SET_DECL_BOUNDS(NODE, VAL) \ 26 (chkp_set_bounds (DECL_WRTL_CHECK (NODE), VAL)) 27 28 extern tree chkp_get_bounds (tree node); 29 extern void chkp_set_bounds (tree node, tree val); 30 extern bool chkp_register_var_initializer (tree var); 31 extern void chkp_finish_file (void); 32 extern bool chkp_type_has_pointer (const_tree type); 33 extern unsigned chkp_type_bounds_count (const_tree type); 34 extern tree chkp_make_bounds_for_struct_addr (tree ptr); 35 extern tree chkp_get_zero_bounds_var (void); 36 extern tree chkp_get_none_bounds_var (void); 37 extern void chkp_check_mem_access (tree first, tree last, tree bounds, 38 gimple_stmt_iterator iter, 39 location_t location, 40 tree dirflag); 41 extern void chkp_fix_cfg (void); 42 extern bool chkp_variable_size_type (tree type); 43 extern tree chkp_build_make_bounds_call (tree lb, tree size); 44 extern tree chkp_build_bndldx_call (tree addr, tree ptr); 45 extern tree chkp_build_bndstx_call (tree addr, tree ptr, tree bounds); 46 extern void chkp_find_bound_slots (const_tree type, bitmap res); 47 extern void chkp_build_bndstx (tree addr, tree ptr, tree bounds, 48 gimple_stmt_iterator *gsi); 49 extern gcall *chkp_retbnd_call_by_val (tree val); 50 extern bool chkp_function_instrumented_p (tree fndecl); 51 extern void chkp_function_mark_instrumented (tree fndecl); 52 extern void chkp_copy_bounds_for_assign (gimple *assign, 53 struct cgraph_edge *edge); 54 extern bool chkp_gimple_call_builtin_p (gimple *call, 55 enum built_in_function code); 56 extern rtx chkp_expand_zero_bounds (void); 57 extern void chkp_expand_bounds_reset_for_mem (tree mem, tree ptr); 58 extern tree chkp_insert_retbnd_call (tree bndval, tree retval, 59 gimple_stmt_iterator *gsi); 60 extern gcall *chkp_copy_call_skip_bounds (gcall *call); 61 extern bool chkp_redirect_edge (cgraph_edge *e); 62 extern void chkp_fixup_inlined_call (tree lhs, tree rhs); 63 64 #endif /* GCC_TREE_CHKP_H */ 65