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/* Copyright (C) 2008-2015 Free Software Foundation, Inc.
Contributed by Richard Henderson <rth@redhat.com>.
This file is part of the GNU Transactional Memory Library (libitm).
Libitm is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
FOR A PARTICULAR PURPOSE. See the GNU General Public License for
more details.
Under Section 7 of GPL version 3, you are granted additional
permissions described in the GCC Runtime Library Exception, version
3.1, as published by the Free Software Foundation.
You should have received a copy of the GNU General Public License and
a copy of the GCC Runtime Library Exception along with this program;
see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
<http://www.gnu.org/licenses/>. */
#include "libitm_i.h"
namespace GTM HIDDEN {
void
gtm_thread::rollback_user_actions(size_t until_size)
{
for (size_t s = user_actions.size(); s > until_size; s--)
{
user_action *a = user_actions.pop();
if (!a->on_commit)
a->fn (a->arg);
}
}
void
gtm_thread::commit_user_actions()
{
for (vector<user_action>::iterator i = user_actions.begin(),
ie = user_actions.end(); i != ie; i++)
{
if (i->on_commit)
i->fn (i->arg);
}
user_actions.clear();
}
} // namespace GTM
using namespace GTM;
void ITM_REGPARM
_ITM_addUserCommitAction(_ITM_userCommitFunction fn,
_ITM_transactionId_t tid, void *arg)
{
gtm_thread *tx = gtm_thr();
if (tid != _ITM_noTransactionId)
GTM_fatal("resumingTransactionId in _ITM_addUserCommitAction must be "
"_ITM_noTransactionId");
gtm_thread::user_action *a = tx->user_actions.push();
a->fn = fn;
a->arg = arg;
a->on_commit = true;
a->resuming_id = tid;
}
void ITM_REGPARM
_ITM_addUserUndoAction(_ITM_userUndoFunction fn, void * arg)
{
gtm_thread *tx = gtm_thr();
gtm_thread::user_action *a = tx->user_actions.push();
a->fn = fn;
a->arg = arg;
a->on_commit = false;
}
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