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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 | 4 |
5 #ifndef VM_BASE_ISOLATE_H_ | 5 #ifndef VM_BASE_ISOLATE_H_ |
6 #define VM_BASE_ISOLATE_H_ | 6 #define VM_BASE_ISOLATE_H_ |
7 | 7 |
8 namespace dart { | 8 namespace dart { |
9 | 9 |
10 class HandleScope; | 10 class HandleScope; |
11 class StackResource; | 11 class StackResource; |
12 class StackZone; | 12 class Zone; |
13 | 13 |
14 // A BaseIsolate contains just enough functionality to allocate | 14 // A BaseIsolate contains just enough functionality to allocate |
15 // StackResources. This allows us to inline the StackResource | 15 // StackResources. This allows us to inline the StackResource |
16 // constructor/destructor for performance. | 16 // constructor/destructor for performance. |
17 class BaseIsolate { | 17 class BaseIsolate { |
18 public: | 18 public: |
19 StackResource* top_resource() const { return top_resource_; } | 19 StackResource* top_resource() const { return top_resource_; } |
20 void set_top_resource(StackResource* value) { top_resource_ = value; } | 20 void set_top_resource(StackResource* value) { top_resource_ = value; } |
21 | 21 |
22 StackZone* current_zone() const { return current_zone_; } | 22 Zone* current_zone() const { return current_zone_; } |
23 void set_current_zone(StackZone* zone) { current_zone_ = zone; } | 23 void set_current_zone(Zone* zone) { current_zone_ = zone; } |
24 | 24 |
25 HandleScope* top_handle_scope() const { | 25 HandleScope* top_handle_scope() const { |
26 #if defined(DEBUG) | 26 #if defined(DEBUG) |
27 return top_handle_scope_; | 27 return top_handle_scope_; |
28 #else | 28 #else |
29 return 0; | 29 return 0; |
30 #endif | 30 #endif |
31 } | 31 } |
32 | 32 |
33 void set_top_handle_scope(HandleScope* handle_scope) { | 33 void set_top_handle_scope(HandleScope* handle_scope) { |
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95 #else | 95 #else |
96 current_zone_(NULL) | 96 current_zone_(NULL) |
97 #endif | 97 #endif |
98 {} | 98 {} |
99 | 99 |
100 ~BaseIsolate() { | 100 ~BaseIsolate() { |
101 // Do not delete stack resources: top_resource_ and current_zone_. | 101 // Do not delete stack resources: top_resource_ and current_zone_. |
102 } | 102 } |
103 | 103 |
104 StackResource* top_resource_; | 104 StackResource* top_resource_; |
105 StackZone* current_zone_; | 105 Zone* current_zone_; |
106 #if defined(DEBUG) | 106 #if defined(DEBUG) |
107 HandleScope* top_handle_scope_; | 107 HandleScope* top_handle_scope_; |
108 int32_t no_handle_scope_depth_; | 108 int32_t no_handle_scope_depth_; |
109 int32_t no_gc_scope_depth_; | 109 int32_t no_gc_scope_depth_; |
110 #endif | 110 #endif |
111 | 111 |
112 DISALLOW_COPY_AND_ASSIGN(BaseIsolate); | 112 DISALLOW_COPY_AND_ASSIGN(BaseIsolate); |
113 }; | 113 }; |
114 | 114 |
115 } // namespace dart | 115 } // namespace dart |
116 | 116 |
117 #endif // VM_BASE_ISOLATE_H_ | 117 #endif // VM_BASE_ISOLATE_H_ |
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