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| 1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
| 4 | 4 |
| 5 #ifndef V8_ZONE_CONTAINERS_H_ | 5 #ifndef V8_ZONE_CONTAINERS_H_ |
| 6 #define V8_ZONE_CONTAINERS_H_ | 6 #define V8_ZONE_CONTAINERS_H_ |
| 7 | 7 |
| 8 #include <deque> | 8 #include <deque> |
| 9 #include <queue> | 9 #include <queue> |
| 10 #include <vector> | 10 #include <vector> |
| 11 | 11 |
| 12 #include "src/zone-allocator.h" | 12 #include "src/zone-allocator.h" |
| 13 | 13 |
| 14 namespace v8 { | 14 namespace v8 { |
| 15 namespace internal { | 15 namespace internal { |
| 16 | 16 |
| 17 // A wrapper subclass for std::vector to make it easy to construct one | 17 // A wrapper subclass for std::vector to make it easy to construct one |
| 18 // that uses a zone allocator. | 18 // that uses a zone allocator. |
| 19 template <typename T> | 19 template <typename T> |
| 20 class ZoneVector : public std::vector<T, zone_allocator<T>> { | 20 class ZoneVector : public std::vector<T, zone_allocator<T> > { |
| 21 public: | 21 public: |
| 22 // Constructs an empty vector. | 22 // Constructs an empty vector. |
| 23 explicit ZoneVector(Zone* zone) | 23 explicit ZoneVector(Zone* zone) |
| 24 : std::vector<T, zone_allocator<T>>(zone_allocator<T>(zone)) {} | 24 : std::vector<T, zone_allocator<T> >(zone_allocator<T>(zone)) {} |
| 25 | 25 |
| 26 // Constructs a new vector and fills it with {size} elements, each | 26 // Constructs a new vector and fills it with {size} elements, each |
| 27 // having the value {def}. | 27 // having the value {def}. |
| 28 ZoneVector(int size, T def, Zone* zone) | 28 ZoneVector(int size, T def, Zone* zone) |
| 29 : std::vector<T, zone_allocator<T>>(size, def, zone_allocator<T>(zone)) {} | 29 : std::vector<T, zone_allocator<T> >(size, def, zone_allocator<T>(zone)) { |
| 30 } |
| 30 }; | 31 }; |
| 31 | 32 |
| 32 // A wrapper subclass std::deque to make it easy to construct one | 33 // A wrapper subclass std::deque to make it easy to construct one |
| 33 // that uses a zone allocator. | 34 // that uses a zone allocator. |
| 34 template <typename T> | 35 template <typename T> |
| 35 class ZoneDeque : public std::deque<T, zone_allocator<T>> { | 36 class ZoneDeque : public std::deque<T, zone_allocator<T> > { |
| 36 public: | 37 public: |
| 37 explicit ZoneDeque(Zone* zone) | 38 explicit ZoneDeque(Zone* zone) |
| 38 : std::deque<T, zone_allocator<T>>(zone_allocator<T>(zone)) {} | 39 : std::deque<T, zone_allocator<T> >(zone_allocator<T>(zone)) {} |
| 39 }; | 40 }; |
| 40 | 41 |
| 41 // A wrapper subclass for std::queue to make it easy to construct one | 42 // A wrapper subclass for std::queue to make it easy to construct one |
| 42 // that uses a zone allocator. | 43 // that uses a zone allocator. |
| 43 template <typename T> | 44 template <typename T> |
| 44 class ZoneQueue : public std::queue<T, std::deque<T, zone_allocator<T>>> { | 45 class ZoneQueue : public std::queue<T, std::deque<T, zone_allocator<T> > > { |
| 45 public: | 46 public: |
| 46 // Constructs an empty queue. | 47 // Constructs an empty queue. |
| 47 explicit ZoneQueue(Zone* zone) | 48 explicit ZoneQueue(Zone* zone) |
| 48 : std::queue<T, std::deque<T, zone_allocator<T>>>( | 49 : std::queue<T, std::deque<T, zone_allocator<T> > >( |
| 49 std::deque<T, zone_allocator<T>>(zone_allocator<T>(zone))) {} | 50 std::deque<T, zone_allocator<T> >(zone_allocator<T>(zone))) {} |
| 50 }; | 51 }; |
| 51 | 52 |
| 52 // Typedefs to shorten commonly used vectors. | 53 // Typedefs to shorten commonly used vectors. |
| 53 typedef ZoneVector<bool> BoolVector; | 54 typedef ZoneVector<bool> BoolVector; |
| 54 typedef ZoneVector<int> IntVector; | 55 typedef ZoneVector<int> IntVector; |
| 55 } } // namespace v8::internal | 56 } } // namespace v8::internal |
| 56 | 57 |
| 57 #endif // V8_ZONE_CONTAINERS_H_ | 58 #endif // V8_ZONE_CONTAINERS_H_ |
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