gcc/tree-ssa-strlen.h

   1 /* Declarations of tree-ssa-strlen API.
   2
   3    Copyright (C) 2018-2022 Free Software Foundation, Inc.
   4
   5    This file is part of GCC.
   6
   7    GCC is free software; you can redistribute it and/or modify it under
   8    the terms of the GNU General Public License as published by the Free
   9    Software Foundation; either version 3, or (at your option) any later
  10    version.
  11
  12    GCC is distributed in the hope that it will be useful, but WITHOUT ANY
  13    WARRANTY; without even the implied warranty of MERCHANTABILITY or
  14    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  15    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 #ifndef GCC_TREE_SSA_STRLEN_H
  22 #define GCC_TREE_SSA_STRLEN_H
  23
  24 class pointer_query;
  25
  26 extern bool is_strlen_related_p (tree, tree);
  27 extern bool maybe_diag_stxncpy_trunc (gimple_stmt_iterator, tree, tree,
  28                                       pointer_query * = NULL);
  29 extern tree set_strlen_range (tree, wide_int, wide_int, tree = NULL_TREE);
  30
  31 extern tree get_range (tree, gimple *, wide_int[2],
  32                        class range_query * = NULL);
  33
  34 struct c_strlen_data;
  35 extern void get_range_strlen_dynamic (tree, gimple *, c_strlen_data *,
  36                                       pointer_query &);
  37
  38 extern gimple *use_in_zero_equality (tree, bool = true);
  39
  40 /* APIs internal to strlen pass.  Defined in gimple-ssa-sprintf.cc.  */
  41 extern bool handle_printf_call (gimple_stmt_iterator *, pointer_query &);
  42
  43 #endif   // GCC_TREE_SSA_STRLEN_H