1/* Miscellaneous transactional memory support definitions.
2 Copyright (C) 2009-2017 Free Software Foundation, Inc.
3 Contributed by Richard Henderson <rth@redhat.com>
4 and Aldy Hernandez <aldyh@redhat.com>.
5
6 This file is part of GCC.
7
8 GCC is free software; you can redistribute it and/or modify it under
9 the terms of the GNU General Public License as published by the Free
10 Software Foundation; either version 3, or (at your option) any later
11 version.
12
13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY
14 WARRANTY; without even the implied warranty of MERCHANTABILITY or
15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
16 for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with GCC; see the file COPYING3. If not see
20 <http://www.gnu.org/licenses/>. */
21
22#ifndef GCC_TRANS_MEM_H
23#define GCC_TRANS_MEM_H
24
25/* These defines must match the enumerations in libitm.h. */
26#define PR_INSTRUMENTEDCODE 0x0001
27#define PR_UNINSTRUMENTEDCODE 0x0002
28#define PR_MULTIWAYCODE (PR_INSTRUMENTEDCODE | PR_UNINSTRUMENTEDCODE)
29#define PR_HASNOXMMUPDATE 0x0004
30#define PR_HASNOABORT 0x0008
31#define PR_HASNOIRREVOCABLE 0x0020
32#define PR_DOESGOIRREVOCABLE 0x0040
33#define PR_HASNOSIMPLEREADS 0x0080
34#define PR_AWBARRIERSOMITTED 0x0100
35#define PR_RARBARRIERSOMITTED 0x0200
36#define PR_UNDOLOGCODE 0x0400
37#define PR_PREFERUNINSTRUMENTED 0x0800
38#define PR_EXCEPTIONBLOCK 0x1000
39#define PR_HASELSE 0x2000
40#define PR_READONLY 0x4000
41
42extern void compute_transaction_bits (void);
43extern bool is_tm_ending (gimple *);
44extern tree build_tm_abort_call (location_t, bool);
45extern bool is_tm_safe (const_tree);
46extern bool is_tm_pure (const_tree);
47extern bool is_tm_may_cancel_outer (tree);
48extern bool is_tm_ending_fndecl (tree);
49extern void record_tm_replacement (tree, tree);
50extern void tm_malloc_replacement (tree);
51
52#endif // GCC_TRANS_MEM_H
53