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1 // Copyright 2006-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2006-2008 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_HANDLES_INL_H_ | 5 #ifndef V8_HANDLES_INL_H_ |
6 #define V8_HANDLES_INL_H_ | 6 #define V8_HANDLES_INL_H_ |
7 | 7 |
8 #include "src/api.h" | 8 #include "src/api.h" |
9 #include "src/handles.h" | 9 #include "src/handles.h" |
10 #include "src/heap/heap.h" | 10 #include "src/heap/heap.h" |
11 #include "src/isolate.h" | 11 #include "src/isolate.h" |
12 | 12 |
13 namespace v8 { | 13 namespace v8 { |
14 namespace internal { | 14 namespace internal { |
15 | 15 |
16 HandleBase::HandleBase(Object* object, Isolate* isolate) | 16 HandleBase::HandleBase(Object* object, Isolate* isolate) |
17 : location_(HandleScope::CreateHandle(isolate, object)) {} | 17 : location_(HandleScope::CreateHandle(isolate, object)) {} |
18 | 18 |
19 | 19 |
20 HandleScope::HandleScope(Isolate* isolate) { | 20 HandleScope::HandleScope(Isolate* isolate) { |
21 HandleScopeData* current = isolate->handle_scope_data(); | 21 HandleScopeData* current = isolate->handle_scope_data(); |
22 isolate_ = isolate; | 22 isolate_ = isolate; |
23 prev_next_ = current->next; | 23 prev_next_ = current->next; |
24 prev_limit_ = current->limit; | 24 prev_limit_ = current->limit; |
25 current->level++; | 25 current->level++; |
26 } | 26 } |
27 | 27 |
28 | 28 |
| 29 template <typename T> |
| 30 inline std::ostream& operator<<(std::ostream& os, Handle<T> handle) { |
| 31 return os << Brief(*handle); |
| 32 } |
| 33 |
| 34 |
29 HandleScope::~HandleScope() { | 35 HandleScope::~HandleScope() { |
30 #ifdef DEBUG | 36 #ifdef DEBUG |
31 if (FLAG_check_handle_count) { | 37 if (FLAG_check_handle_count) { |
32 int before = NumberOfHandles(isolate_); | 38 int before = NumberOfHandles(isolate_); |
33 CloseScope(isolate_, prev_next_, prev_limit_); | 39 CloseScope(isolate_, prev_next_, prev_limit_); |
34 int after = NumberOfHandles(isolate_); | 40 int after = NumberOfHandles(isolate_); |
35 DCHECK(after - before < kCheckHandleThreshold); | 41 DCHECK(after - before < kCheckHandleThreshold); |
36 DCHECK(before < kCheckHandleThreshold); | 42 DCHECK(before < kCheckHandleThreshold); |
37 } else { | 43 } else { |
38 #endif // DEBUG | 44 #endif // DEBUG |
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122 DCHECK_EQ(current->next, current->limit); | 128 DCHECK_EQ(current->next, current->limit); |
123 current->limit = limit_; | 129 current->limit = limit_; |
124 } | 130 } |
125 | 131 |
126 #endif | 132 #endif |
127 | 133 |
128 } // namespace internal | 134 } // namespace internal |
129 } // namespace v8 | 135 } // namespace v8 |
130 | 136 |
131 #endif // V8_HANDLES_INL_H_ | 137 #endif // V8_HANDLES_INL_H_ |
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