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Side by Side Diff: runtime/vm/growable_array.h

Issue 11040062: Renamed Zone->StackZone, BaseZone->Zone, in preparation for changing isolate->get_zone() to return … (Closed) Base URL: https://dart.googlecode.com/svn/branches/bleeding_edge/dart
Patch Set: code review changes Created 8 years, 2 months ago
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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 // Defines growable array classes, that differ where they are allocated: 4 // Defines growable array classes, that differ where they are allocated:
5 // - GrowableArray: allocate on stack. 5 // - GrowableArray: allocate on stack.
6 // - ZoneGrowableArray: allocated in the zone. 6 // - ZoneGrowableArray: allocated in the zone.
7 7
8 #ifndef VM_GROWABLE_ARRAY_H_ 8 #ifndef VM_GROWABLE_ARRAY_H_
9 #define VM_GROWABLE_ARRAY_H_ 9 #define VM_GROWABLE_ARRAY_H_
10 10
11 #include "platform/utils.h" 11 #include "platform/utils.h"
12 #include "vm/allocation.h" 12 #include "vm/allocation.h"
13 #include "vm/isolate.h" 13 #include "vm/isolate.h"
14 #include "vm/zone.h" 14 #include "vm/zone.h"
15 15
16 namespace dart { 16 namespace dart {
17 17
18 template<typename T, typename B> 18 template<typename T, typename B>
19 class BaseGrowableArray : public B { 19 class BaseGrowableArray : public B {
20 public: 20 public:
21 explicit BaseGrowableArray(BaseZone* zone) 21 explicit BaseGrowableArray(Zone* zone)
22 : length_(0), capacity_(0), data_(NULL), zone_(zone) { 22 : length_(0), capacity_(0), data_(NULL), zone_(zone) {
23 ASSERT(zone_ != NULL); 23 ASSERT(zone_ != NULL);
24 } 24 }
25 25
26 BaseGrowableArray(int initial_capacity, BaseZone* zone) 26 BaseGrowableArray(int initial_capacity, Zone* zone)
27 : length_(0), capacity_(0), data_(NULL), zone_(zone) { 27 : length_(0), capacity_(0), data_(NULL), zone_(zone) {
28 ASSERT(zone_ != NULL); 28 ASSERT(zone_ != NULL);
29 if (initial_capacity > 0) { 29 if (initial_capacity > 0) {
30 capacity_ = Utils::RoundUpToPowerOfTwo(initial_capacity); 30 capacity_ = Utils::RoundUpToPowerOfTwo(initial_capacity);
31 data_ = zone_->Alloc<T>(capacity_); 31 data_ = zone_->Alloc<T>(capacity_);
32 } 32 }
33 } 33 }
34 34
35 int length() const { return length_; } 35 int length() const { return length_; }
36 T* data() const { return data_; } 36 T* data() const { return data_; }
(...skipping 44 matching lines...) Expand 10 before | Expand all | Expand 10 after
81 data_[idx] = value; 81 data_[idx] = value;
82 } 82 }
83 83
84 // Sort the array in place. 84 // Sort the array in place.
85 inline void Sort(int compare(const T*, const T*)); 85 inline void Sort(int compare(const T*, const T*));
86 86
87 private: 87 private:
88 int length_; 88 int length_;
89 int capacity_; 89 int capacity_;
90 T* data_; 90 T* data_;
91 BaseZone* zone_; // Zone in which we are allocating the array. 91 Zone* zone_; // Zone in which we are allocating the array.
92 92
93 void Resize(int new_length); 93 void Resize(int new_length);
94 94
95 DISALLOW_COPY_AND_ASSIGN(BaseGrowableArray); 95 DISALLOW_COPY_AND_ASSIGN(BaseGrowableArray);
96 }; 96 };
97 97
98 98
99 template<typename T, typename B> 99 template<typename T, typename B>
100 inline void BaseGrowableArray<T, B>::Sort( 100 inline void BaseGrowableArray<T, B>::Sort(
101 int compare(const T*, const T*)) { 101 int compare(const T*, const T*)) {
(...skipping 36 matching lines...) Expand 10 before | Expand all | Expand 10 after
138 initial_capacity, 138 initial_capacity,
139 Isolate::Current()->current_zone()->GetBaseZone()) {} 139 Isolate::Current()->current_zone()->GetBaseZone()) {}
140 ZoneGrowableArray() : 140 ZoneGrowableArray() :
141 BaseGrowableArray<T, ZoneAllocated>( 141 BaseGrowableArray<T, ZoneAllocated>(
142 Isolate::Current()->current_zone()->GetBaseZone()) {} 142 Isolate::Current()->current_zone()->GetBaseZone()) {}
143 }; 143 };
144 144
145 } // namespace dart 145 } // namespace dart
146 146
147 #endif // VM_GROWABLE_ARRAY_H_ 147 #endif // VM_GROWABLE_ARRAY_H_
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