summaryrefslogtreecommitdiffstats
path: root/src/include/util/lockfree/counter.H
blob: 3ba8c6ee5019ac9b6446798c4d0b28d30299bac5 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* $Source: src/include/util/lockfree/counter.H $                         */
/*                                                                        */
/* OpenPOWER HostBoot Project                                             */
/*                                                                        */
/* COPYRIGHT International Business Machines Corp. 2010,2014              */
/*                                                                        */
/* Licensed under the Apache License, Version 2.0 (the "License");        */
/* you may not use this file except in compliance with the License.       */
/* You may obtain a copy of the License at                                */
/*                                                                        */
/*     http://www.apache.org/licenses/LICENSE-2.0                         */
/*                                                                        */
/* Unless required by applicable law or agreed to in writing, software    */
/* distributed under the License is distributed on an "AS IS" BASIS,      */
/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or        */
/* implied. See the License for the specific language governing           */
/* permissions and limitations under the License.                         */
/*                                                                        */
/* IBM_PROLOG_END_TAG                                                     */
#ifndef __UTIL_LOCKFREE_COUNTER_H
#define __UTIL_LOCKFREE_COUNTER_H

namespace Util
{
    namespace Lockfree
    {
	template <typename _T>
	class Counter
	{
	    public:
		Counter() : value(_T()) {};

		_T next() { return __sync_fetch_and_add(&value, 1); };

	    private:
		_T value;
	};
    };
};


#endif
OpenPOWER on IntegriCloud