gcc/graphite-htab.h

   1 /* Translation of CLAST (CLooG AST) to Gimple.
   2    Copyright (C) 2012 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-table.h"
  25 #include "graphite-clast-to-gimple.h"
  26
  27 /* Hashtable helpers.  */
  28
  29 struct bb_pbb_hasher : typed_free_remove <bb_pbb_def>
  30 {
  31   typedef bb_pbb_def value_type;
  32   typedef bb_pbb_def compare_type;
  33   static inline hashval_t hash (const value_type *);
  34   static inline bool equal (const value_type *, const compare_type *);
  35 };
  36
  37 /* Hash function for data base element BB_PBB.  */
  38
  39 inline hashval_t
  40 bb_pbb_hasher::hash (const value_type *bb_pbb)
  41 {
  42   return (hashval_t)(bb_pbb->bb->index);
  43 }
  44
  45 /* Compare data base element PB1 and PB2.  */
  46
  47 inline bool
  48 bb_pbb_hasher::equal (const value_type *bp1, const compare_type *bp2)
  49 {
  50   return (bp1->bb->index == bp2->bb->index);
  51 }
  52
  53 typedef hash_table <bb_pbb_hasher> bb_pbb_htab_type;
  54
  55 extern bool gloog (scop_p, bb_pbb_htab_type);
  56 poly_bb_p find_pbb_via_hash (bb_pbb_htab_type, basic_block);
  57 bool loop_is_parallel_p (loop_p, bb_pbb_htab_type, int);
  58 scop_p get_loop_body_pbbs (loop_p, bb_pbb_htab_type, vec<poly_bb_p> *);
  59
  60 #endif