gcc/graphite-htab.h

   1 /* Translation of CLAST (CLooG AST) to Gimple.
   2    Copyright (C) 2012-2014 Free Software Foundation, Inc.
   3    Contributed by Sebastian Pop <sebastian.pop@amd.com>.
   4
   5 This file is part of GCC.
   6
   7 GCC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3, or (at your option)
  10 any later version.
  11
  12 GCC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License 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_GRAPHITE_HTAB_H
  22 #define GCC_GRAPHITE_HTAB_H
  23
  24 #include "hash-map.h"
  25
  26 /* Hashtable helpers.  */
  27
  28 struct bb_pbb_hasher : default_hashmap_traits
  29 {
  30   static inline hashval_t hash (const basic_block);
  31   static inline bool equal_keys (const basic_block, const basic_block);
  32 };
  33
  34 /* Hash function.  */
  35
  36 inline hashval_t
  37 bb_pbb_hasher::hash (const basic_block bb)
  38 {
  39   return (hashval_t)(bb->index);
  40 }
  41
  42 /* Compare data base element PB1 and PB2.  */
  43
  44 inline bool
  45 bb_pbb_hasher::equal_keys (const basic_block a, const basic_block b)
  46 {
  47   return (a->index == b->index);
  48 }
  49
  50 typedef hash_map<basic_block, poly_bb_p, bb_pbb_hasher> bb_pbb_htab_type;
  51
  52 poly_bb_p find_pbb_via_hash (bb_pbb_htab_type *, basic_block);
  53 bool loop_is_parallel_p (loop_p, bb_pbb_htab_type *, int);
  54 scop_p get_loop_body_pbbs (loop_p, bb_pbb_htab_type *, vec<poly_bb_p> *);
  55
  56 #endif