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comparison libitm/useraction.cc @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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children 84e7813d76e9
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68:561a7518be6b 111:04ced10e8804
1 /* Copyright (C) 2008-2017 Free Software Foundation, Inc.
2 Contributed by Richard Henderson <rth@redhat.com>.
3
4 This file is part of the GNU Transactional Memory Library (libitm).
5
6 Libitm is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
10
11 Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
12 WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13 FOR A PARTICULAR PURPOSE. See the GNU General Public License for
14 more details.
15
16 Under Section 7 of GPL version 3, you are granted additional
17 permissions described in the GCC Runtime Library Exception, version
18 3.1, as published by the Free Software Foundation.
19
20 You should have received a copy of the GNU General Public License and
21 a copy of the GCC Runtime Library Exception along with this program;
22 see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 <http://www.gnu.org/licenses/>. */
24
25 #include "libitm_i.h"
26
27 namespace GTM HIDDEN {
28
29 void
30 gtm_thread::rollback_user_actions(size_t until_size)
31 {
32 for (size_t s = user_actions.size(); s > until_size; s--)
33 {
34 user_action *a = user_actions.pop();
35 if (!a->on_commit)
36 a->fn (a->arg);
37 }
38 }
39
40
41 void
42 gtm_thread::commit_user_actions()
43 {
44 for (vector<user_action>::iterator i = user_actions.begin(),
45 ie = user_actions.end(); i != ie; i++)
46 {
47 if (i->on_commit)
48 i->fn (i->arg);
49 }
50 user_actions.clear();
51 }
52
53 } // namespace GTM
54
55 using namespace GTM;
56
57 void ITM_REGPARM
58 _ITM_addUserCommitAction(_ITM_userCommitFunction fn,
59 _ITM_transactionId_t tid, void *arg)
60 {
61 gtm_thread *tx = gtm_thr();
62 if (tid != _ITM_noTransactionId)
63 GTM_fatal("resumingTransactionId in _ITM_addUserCommitAction must be "
64 "_ITM_noTransactionId");
65 gtm_thread::user_action *a = tx->user_actions.push();
66 a->fn = fn;
67 a->arg = arg;
68 a->on_commit = true;
69 a->resuming_id = tid;
70 }
71
72
73 void ITM_REGPARM
74 _ITM_addUserUndoAction(_ITM_userUndoFunction fn, void * arg)
75 {
76 gtm_thread *tx = gtm_thr();
77 gtm_thread::user_action *a = tx->user_actions.push();
78 a->fn = fn;
79 a->arg = arg;
80 a->on_commit = false;
81 }