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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; |
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91 | 91 |
92 void DecrementNoCallbackScopeDepth() { | 92 void DecrementNoCallbackScopeDepth() { |
93 ASSERT(no_callback_scope_depth_ > 0); | 93 ASSERT(no_callback_scope_depth_ > 0); |
94 no_callback_scope_depth_ -= 1; | 94 no_callback_scope_depth_ -= 1; |
95 } | 95 } |
96 | 96 |
97 #if defined(DEBUG) | 97 #if defined(DEBUG) |
98 static void AssertCurrent(BaseIsolate* isolate); | 98 static void AssertCurrent(BaseIsolate* isolate); |
99 #endif | 99 #endif |
100 | 100 |
101 uword vm_tag() const { | |
102 return vm_tag_; | |
103 } | |
104 | |
105 void set_vm_tag(uword tag) { | |
106 vm_tag_ = tag; | |
107 } | |
108 | |
109 protected: | 101 protected: |
110 BaseIsolate() | 102 BaseIsolate() |
111 : top_resource_(NULL), | 103 : top_resource_(NULL), |
112 current_zone_(NULL), | 104 current_zone_(NULL), |
113 #if defined(DEBUG) | 105 #if defined(DEBUG) |
114 top_handle_scope_(NULL), | 106 top_handle_scope_(NULL), |
115 no_handle_scope_depth_(0), | 107 no_handle_scope_depth_(0), |
116 no_gc_scope_depth_(0), | 108 no_gc_scope_depth_(0), |
117 #endif | 109 #endif |
118 no_callback_scope_depth_(0), | 110 no_callback_scope_depth_(0) |
119 vm_tag_(0) | |
120 {} | 111 {} |
121 | 112 |
122 ~BaseIsolate() { | 113 ~BaseIsolate() { |
123 // Do not delete stack resources: top_resource_ and current_zone_. | 114 // Do not delete stack resources: top_resource_ and current_zone_. |
124 } | 115 } |
125 | 116 |
126 StackResource* top_resource_; | 117 StackResource* top_resource_; |
127 Zone* current_zone_; | 118 Zone* current_zone_; |
128 #if defined(DEBUG) | 119 #if defined(DEBUG) |
129 HandleScope* top_handle_scope_; | 120 HandleScope* top_handle_scope_; |
130 int32_t no_handle_scope_depth_; | 121 int32_t no_handle_scope_depth_; |
131 int32_t no_gc_scope_depth_; | 122 int32_t no_gc_scope_depth_; |
132 #endif | 123 #endif |
133 int32_t no_callback_scope_depth_; | 124 int32_t no_callback_scope_depth_; |
134 uword vm_tag_; | |
135 | 125 |
136 private: | 126 private: |
137 DISALLOW_COPY_AND_ASSIGN(BaseIsolate); | 127 DISALLOW_COPY_AND_ASSIGN(BaseIsolate); |
138 }; | 128 }; |
139 | 129 |
140 } // namespace dart | 130 } // namespace dart |
141 | 131 |
142 #endif // VM_BASE_ISOLATE_H_ | 132 #endif // VM_BASE_ISOLATE_H_ |
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