gcc/trans-mem.h

   1 /* Miscellaneous transactional memory support definitions.
   2    Copyright (C) 2009-2015 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_TRANS_MEM_H
  21 #define GCC_TRANS_MEM_H
  22
  23 /* These defines must match the enumerations in libitm.h.  */
  24 #define PR_INSTRUMENTEDCODE     0x0001
  25 #define PR_UNINSTRUMENTEDCODE   0x0002
  26 #define PR_MULTIWAYCODE         (PR_INSTRUMENTEDCODE | PR_UNINSTRUMENTEDCODE)
  27 #define PR_HASNOXMMUPDATE       0x0004
  28 #define PR_HASNOABORT           0x0008
  29 #define PR_HASNOIRREVOCABLE     0x0020
  30 #define PR_DOESGOIRREVOCABLE    0x0040
  31 #define PR_HASNOSIMPLEREADS     0x0080
  32 #define PR_AWBARRIERSOMITTED    0x0100
  33 #define PR_RARBARRIERSOMITTED   0x0200
  34 #define PR_UNDOLOGCODE          0x0400
  35 #define PR_PREFERUNINSTRUMENTED 0x0800
  36 #define PR_EXCEPTIONBLOCK       0x1000
  37 #define PR_HASELSE              0x2000
  38 #define PR_READONLY             0x4000
  39
  40 extern void compute_transaction_bits (void);
  41 extern bool is_tm_ending (gimple);
  42 extern tree build_tm_abort_call (location_t, bool);
  43 extern bool is_tm_safe (const_tree);
  44 extern bool is_tm_pure (const_tree);
  45 extern bool is_tm_may_cancel_outer (tree);
  46 extern bool is_tm_ending_fndecl (tree);
  47 extern void record_tm_replacement (tree, tree);
  48 extern void tm_malloc_replacement (tree);
  49
  50 #endif  // GCC_TRANS_MEM_H