Line data    Source code

       1              : /* Traits for hashing trees.
       2              :    Copyright (C) 2014-2026 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 tree_hash_traits_h
      21              : #define tree_hash_traits_h
      22              : 
      23              : /* Hash for trees based on operand_equal_p.  */
      24              : struct tree_operand_hash : ggc_ptr_hash <tree_node>
      25              : {
      26              :   static inline hashval_t hash (const value_type &);
      27              :   static inline bool equal (const value_type &,
      28              :                             const compare_type &);
      29              : };
      30              : 
      31              : inline hashval_t
      32     49604672 : tree_operand_hash::hash (const value_type &t)
      33              : {
      34     49604672 :   return iterative_hash_expr (t, 0);
      35              : }
      36              : 
      37              : inline bool
      38     33738402 : tree_operand_hash::equal (const value_type &t1,
      39              :                           const compare_type &t2)
      40              : {
      41     33738402 :   return operand_equal_p (t1, t2, 0);
      42              : }
      43              : 
      44              : #endif