Intel(R) Threading Building Blocks Doxygen Documentation  version 4.2.3
combinable.h
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1 /*
2  Copyright (c) 2005-2019 Intel Corporation
3 
4  Licensed under the Apache License, Version 2.0 (the "License");
5  you may not use this file except in compliance with the License.
6  You may obtain a copy of the License at
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8  http://www.apache.org/licenses/LICENSE-2.0
9 
10  Unless required by applicable law or agreed to in writing, software
11  distributed under the License is distributed on an "AS IS" BASIS,
12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  See the License for the specific language governing permissions and
14  limitations under the License.
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16 
17 
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19 */
20 
21 #ifndef __TBB_combinable_H
22 #define __TBB_combinable_H
23 
26 
27 namespace tbb {
31 
33  template <typename T>
34  class combinable {
35 
36  private:
40 
41  public:
42 
43  combinable() { }
44 
45  template <typename finit>
46  explicit combinable( finit _finit) : my_ets(_finit) { }
47 
50 
51  combinable( const combinable& other) : my_ets(other.my_ets) { }
52 
53 #if __TBB_ETS_USE_CPP11
54  combinable( combinable&& other) : my_ets( std::move(other.my_ets)) { }
55 #endif
56 
57  combinable & operator=( const combinable & other) {
58  my_ets = other.my_ets;
59  return *this;
60  }
61 
62 #if __TBB_ETS_USE_CPP11
64  my_ets=std::move(other.my_ets);
65  return *this;
66  }
67 #endif
68 
69  void clear() { my_ets.clear(); }
70 
71  T& local() { return my_ets.local(); }
72 
73  T& local(bool & exists) { return my_ets.local(exists); }
74 
75  // combine_func_t has signature T(T,T) or T(const T&, const T&)
76  template <typename combine_func_t>
77  T combine(combine_func_t f_combine) { return my_ets.combine(f_combine); }
78 
79  // combine_func_t has signature void(T) or void(const T&)
80  template <typename combine_func_t>
81  void combine_each(combine_func_t f_combine) { my_ets.combine_each(f_combine); }
82 
83  };
84 } // namespace tbb
85 #endif /* __TBB_combinable_H */
tbb::cache_aligned_allocator< T > my_alloc
Definition: combinable.h:37
Meets "allocator" requirements of ISO C++ Standard, Section 20.1.5.
T & local(bool &exists)
Definition: combinable.h:73
T combine(combine_func_t f_combine)
Definition: combinable.h:77
reference local()
returns reference to local, discarding exists
Thread-local storage with optional reduction.
Definition: combinable.h:34
combinable(combinable &&other)
Definition: combinable.h:54
void combine_each(combine_func_t f_combine)
Definition: combinable.h:81
combinable(finit _finit)
Definition: combinable.h:46
my_ets_type my_ets
Definition: combinable.h:39
The graph class.
combinable & operator=(combinable &&other)
Definition: combinable.h:63
void move(tbb_thread &t1, tbb_thread &t2)
Definition: tbb_thread.h:309
combinable & operator=(const combinable &other)
Definition: combinable.h:57
combinable(const combinable &other)
Definition: combinable.h:51
~combinable()
destructor
Definition: combinable.h:49
The enumerable_thread_specific container.
tbb::enumerable_thread_specific< T, my_alloc, ets_no_key > my_ets_type
Definition: combinable.h:38

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