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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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 #include "src/v8.h" | 5 #include "src/v8.h" |
6 | 6 |
7 #include "src/accessors.h" | 7 #include "src/accessors.h" |
8 #include "src/api.h" | 8 #include "src/api.h" |
9 #include "src/base/bits.h" | 9 #include "src/base/bits.h" |
10 #include "src/base/once.h" | 10 #include "src/base/once.h" |
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2861 set_symbol_registry(undefined_value()); | 2861 set_symbol_registry(undefined_value()); |
2862 | 2862 |
2863 // Allocate object to hold object observation state. | 2863 // Allocate object to hold object observation state. |
2864 set_observation_state(*factory->NewJSObjectFromMap( | 2864 set_observation_state(*factory->NewJSObjectFromMap( |
2865 factory->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize))); | 2865 factory->NewMap(JS_OBJECT_TYPE, JSObject::kHeaderSize))); |
2866 | 2866 |
2867 // Microtask queue uses the empty fixed array as a sentinel for "empty". | 2867 // Microtask queue uses the empty fixed array as a sentinel for "empty". |
2868 // Number of queued microtasks stored in Isolate::pending_microtask_count(). | 2868 // Number of queued microtasks stored in Isolate::pending_microtask_count(). |
2869 set_microtask_queue(empty_fixed_array()); | 2869 set_microtask_queue(empty_fixed_array()); |
2870 | 2870 |
2871 set_detailed_stack_trace_symbol(*factory->NewPrivateOwnSymbol()); | 2871 #define SYMBOL_INIT(name) \ |
2872 set_elements_transition_symbol(*factory->NewPrivateOwnSymbol()); | 2872 roots_[k##name##RootIndex] = *factory->NewPrivateOwnSymbol(); |
2873 set_frozen_symbol(*factory->NewPrivateOwnSymbol()); | 2873 PRIVATE_SYMBOL_LIST(SYMBOL_INIT) |
2874 set_megamorphic_symbol(*factory->NewPrivateOwnSymbol()); | 2874 #undef SYMBOL_INIT |
2875 set_premonomorphic_symbol(*factory->NewPrivateOwnSymbol()); | |
2876 set_generic_symbol(*factory->NewPrivateOwnSymbol()); | |
2877 set_nonexistent_symbol(*factory->NewPrivateOwnSymbol()); | |
2878 set_normal_ic_symbol(*factory->NewPrivateOwnSymbol()); | |
2879 set_observed_symbol(*factory->NewPrivateOwnSymbol()); | |
2880 set_stack_trace_symbol(*factory->NewPrivateOwnSymbol()); | |
2881 set_uninitialized_symbol(*factory->NewPrivateOwnSymbol()); | |
2882 set_home_object_symbol(*factory->NewPrivateOwnSymbol()); | |
2883 | 2875 |
2884 Handle<SeededNumberDictionary> slow_element_dictionary = | 2876 Handle<SeededNumberDictionary> slow_element_dictionary = |
2885 SeededNumberDictionary::New(isolate(), 0, TENURED); | 2877 SeededNumberDictionary::New(isolate(), 0, TENURED); |
2886 slow_element_dictionary->set_requires_slow_elements(); | 2878 slow_element_dictionary->set_requires_slow_elements(); |
2887 set_empty_slow_element_dictionary(*slow_element_dictionary); | 2879 set_empty_slow_element_dictionary(*slow_element_dictionary); |
2888 | 2880 |
2889 set_materialized_objects(*factory->NewFixedArray(0, TENURED)); | 2881 set_materialized_objects(*factory->NewFixedArray(0, TENURED)); |
2890 | 2882 |
2891 // Handling of script id generation is in Factory::NewScript. | 2883 // Handling of script id generation is in Factory::NewScript. |
2892 set_last_script_id(Smi::FromInt(v8::UnboundScript::kNoScriptId)); | 2884 set_last_script_id(Smi::FromInt(v8::UnboundScript::kNoScriptId)); |
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6150 static_cast<int>(object_sizes_last_time_[index])); | 6142 static_cast<int>(object_sizes_last_time_[index])); |
6151 CODE_AGE_LIST_COMPLETE(ADJUST_LAST_TIME_OBJECT_COUNT) | 6143 CODE_AGE_LIST_COMPLETE(ADJUST_LAST_TIME_OBJECT_COUNT) |
6152 #undef ADJUST_LAST_TIME_OBJECT_COUNT | 6144 #undef ADJUST_LAST_TIME_OBJECT_COUNT |
6153 | 6145 |
6154 MemCopy(object_counts_last_time_, object_counts_, sizeof(object_counts_)); | 6146 MemCopy(object_counts_last_time_, object_counts_, sizeof(object_counts_)); |
6155 MemCopy(object_sizes_last_time_, object_sizes_, sizeof(object_sizes_)); | 6147 MemCopy(object_sizes_last_time_, object_sizes_, sizeof(object_sizes_)); |
6156 ClearObjectStats(); | 6148 ClearObjectStats(); |
6157 } | 6149 } |
6158 } | 6150 } |
6159 } // namespace v8::internal | 6151 } // namespace v8::internal |
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