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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, 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 RUNTIME_VM_REUSABLE_HANDLES_H_ | 5 #ifndef RUNTIME_VM_REUSABLE_HANDLES_H_ |
6 #define RUNTIME_VM_REUSABLE_HANDLES_H_ | 6 #define RUNTIME_VM_REUSABLE_HANDLES_H_ |
7 | 7 |
8 #include "vm/allocation.h" | 8 #include "vm/allocation.h" |
9 #include "vm/handles.h" | 9 #include "vm/handles.h" |
10 #include "vm/object.h" | 10 #include "vm/object.h" |
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23 // { | 23 // { |
24 // REUSABLE_ARRAY_HANDLESCOPE(thread); | 24 // REUSABLE_ARRAY_HANDLESCOPE(thread); |
25 // .... | 25 // .... |
26 // .... | 26 // .... |
27 // Array& funcs = reused_array_handle.Handle(); | 27 // Array& funcs = reused_array_handle.Handle(); |
28 // code that uses funcs | 28 // code that uses funcs |
29 // .... | 29 // .... |
30 // } | 30 // } |
31 // | 31 // |
32 | 32 |
33 | |
34 #if defined(DEBUG) | 33 #if defined(DEBUG) |
35 #define REUSABLE_SCOPE(name) \ | 34 #define REUSABLE_SCOPE(name) \ |
36 class Reusable##name##HandleScope : public ValueObject { \ | 35 class Reusable##name##HandleScope : public ValueObject { \ |
37 public: \ | 36 public: \ |
38 explicit Reusable##name##HandleScope(Thread* thread) : thread_(thread) { \ | 37 explicit Reusable##name##HandleScope(Thread* thread) : thread_(thread) { \ |
39 ASSERT(!thread->reusable_##name##_handle_scope_active()); \ | 38 ASSERT(!thread->reusable_##name##_handle_scope_active()); \ |
40 thread->set_reusable_##name##_handle_scope_active(true); \ | 39 thread->set_reusable_##name##_handle_scope_active(true); \ |
41 } \ | 40 } \ |
42 Reusable##name##HandleScope() : thread_(Thread::Current()) { \ | 41 Reusable##name##HandleScope() : thread_(Thread::Current()) { \ |
43 ASSERT(!thread_->reusable_##name##_handle_scope_active()); \ | 42 ASSERT(!thread_->reusable_##name##_handle_scope_active()); \ |
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111 #define REUSABLE_STRING_HANDLESCOPE(thread) \ | 110 #define REUSABLE_STRING_HANDLESCOPE(thread) \ |
112 ReusableStringHandleScope reused_string_handle(thread); | 111 ReusableStringHandleScope reused_string_handle(thread); |
113 #define REUSABLE_TYPE_ARGUMENTS_HANDLESCOPE(thread) \ | 112 #define REUSABLE_TYPE_ARGUMENTS_HANDLESCOPE(thread) \ |
114 ReusableTypeArgumentsHandleScope reused_type_arguments_handle(thread); | 113 ReusableTypeArgumentsHandleScope reused_type_arguments_handle(thread); |
115 #define REUSABLE_TYPE_PARAMETER_HANDLESCOPE(thread) \ | 114 #define REUSABLE_TYPE_PARAMETER_HANDLESCOPE(thread) \ |
116 ReusableTypeParameterHandleScope reused_type_parameter(thread); | 115 ReusableTypeParameterHandleScope reused_type_parameter(thread); |
117 | 116 |
118 } // namespace dart | 117 } // namespace dart |
119 | 118 |
120 #endif // RUNTIME_VM_REUSABLE_HANDLES_H_ | 119 #endif // RUNTIME_VM_REUSABLE_HANDLES_H_ |
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