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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without | 
| 3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are | 
| 4 // met: | 4 // met: | 
| 5 // | 5 // | 
| 6 //     * Redistributions of source code must retain the above copyright | 6 //     * Redistributions of source code must retain the above copyright | 
| 7 //       notice, this list of conditions and the following disclaimer. | 7 //       notice, this list of conditions and the following disclaimer. | 
| 8 //     * Redistributions in binary form must reproduce the above | 8 //     * Redistributions in binary form must reproduce the above | 
| 9 //       copyright notice, this list of conditions and the following | 9 //       copyright notice, this list of conditions and the following | 
| 10 //       disclaimer in the documentation and/or other materials provided | 10 //       disclaimer in the documentation and/or other materials provided | 
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| 182   V(Smi, arguments_adaptor_deopt_pc_offset, ArgumentsAdaptorDeoptPCOffset)     \ | 182   V(Smi, arguments_adaptor_deopt_pc_offset, ArgumentsAdaptorDeoptPCOffset)     \ | 
| 183   V(Smi, construct_stub_deopt_pc_offset, ConstructStubDeoptPCOffset)           \ | 183   V(Smi, construct_stub_deopt_pc_offset, ConstructStubDeoptPCOffset)           \ | 
| 184   V(Smi, getter_stub_deopt_pc_offset, GetterStubDeoptPCOffset)                 \ | 184   V(Smi, getter_stub_deopt_pc_offset, GetterStubDeoptPCOffset)                 \ | 
| 185   V(Smi, setter_stub_deopt_pc_offset, SetterStubDeoptPCOffset)                 \ | 185   V(Smi, setter_stub_deopt_pc_offset, SetterStubDeoptPCOffset)                 \ | 
| 186   V(JSObject, observation_state, ObservationState)                             \ | 186   V(JSObject, observation_state, ObservationState)                             \ | 
| 187   V(Map, external_map, ExternalMap)                                            \ | 187   V(Map, external_map, ExternalMap)                                            \ | 
| 188   V(Symbol, frozen_symbol, FrozenSymbol)                                       \ | 188   V(Symbol, frozen_symbol, FrozenSymbol)                                       \ | 
| 189   V(Symbol, elements_transition_symbol, ElementsTransitionSymbol)              \ | 189   V(Symbol, elements_transition_symbol, ElementsTransitionSymbol)              \ | 
| 190   V(SeededNumberDictionary, empty_slow_element_dictionary,                     \ | 190   V(SeededNumberDictionary, empty_slow_element_dictionary,                     \ | 
| 191       EmptySlowElementDictionary)                                              \ | 191       EmptySlowElementDictionary)                                              \ | 
| 192   V(Symbol, observed_symbol, ObservedSymbol) | 192   V(Symbol, observed_symbol, ObservedSymbol)                                   \ | 
|  | 193   V(HeapObject, i18n_template_one, I18nTemplateOne)                            \ | 
|  | 194   V(HeapObject, i18n_template_two, I18nTemplateTwo) | 
| 193 | 195 | 
| 194 #define ROOT_LIST(V)                                  \ | 196 #define ROOT_LIST(V)                                  \ | 
| 195   STRONG_ROOT_LIST(V)                                 \ | 197   STRONG_ROOT_LIST(V)                                 \ | 
| 196   V(StringTable, string_table, StringTable) | 198   V(StringTable, string_table, StringTable) | 
| 197 | 199 | 
| 198 #define INTERNALIZED_STRING_LIST(V)                                      \ | 200 #define INTERNALIZED_STRING_LIST(V)                                      \ | 
| 199   V(Array_string, "Array")                                               \ | 201   V(Array_string, "Array")                                               \ | 
| 200   V(Object_string, "Object")                                             \ | 202   V(Object_string, "Object")                                             \ | 
| 201   V(proto_string, "__proto__")                                           \ | 203   V(proto_string, "__proto__")                                           \ | 
| 202   V(StringImpl_string, "StringImpl")                                     \ | 204   V(StringImpl_string, "StringImpl")                                     \ | 
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| 1293   void RemoveGCEpilogueCallback(GCEpilogueCallback callback); | 1295   void RemoveGCEpilogueCallback(GCEpilogueCallback callback); | 
| 1294 | 1296 | 
| 1295   void SetGlobalGCPrologueCallback(GCCallback callback) { | 1297   void SetGlobalGCPrologueCallback(GCCallback callback) { | 
| 1296     ASSERT((callback == NULL) ^ (global_gc_prologue_callback_ == NULL)); | 1298     ASSERT((callback == NULL) ^ (global_gc_prologue_callback_ == NULL)); | 
| 1297     global_gc_prologue_callback_ = callback; | 1299     global_gc_prologue_callback_ = callback; | 
| 1298   } | 1300   } | 
| 1299   void SetGlobalGCEpilogueCallback(GCCallback callback) { | 1301   void SetGlobalGCEpilogueCallback(GCCallback callback) { | 
| 1300     ASSERT((callback == NULL) ^ (global_gc_epilogue_callback_ == NULL)); | 1302     ASSERT((callback == NULL) ^ (global_gc_epilogue_callback_ == NULL)); | 
| 1301     global_gc_epilogue_callback_ = callback; | 1303     global_gc_epilogue_callback_ = callback; | 
| 1302   } | 1304   } | 
|  | 1305   void SetI18nTemplateOne(ObjectTemplateInfo* tmpl) { | 
|  | 1306     set_i18n_template_one(tmpl); | 
|  | 1307   } | 
|  | 1308   void SetI18nTemplateTwo(ObjectTemplateInfo* tmpl) { | 
|  | 1309     set_i18n_template_two(tmpl); | 
|  | 1310   } | 
| 1303 | 1311 | 
| 1304   // Heap root getters.  We have versions with and without type::cast() here. | 1312   // Heap root getters.  We have versions with and without type::cast() here. | 
| 1305   // You can't use type::cast during GC because the assert fails. | 1313   // You can't use type::cast during GC because the assert fails. | 
| 1306   // TODO(1490): Try removing the unchecked accessors, now that GC marking does | 1314   // TODO(1490): Try removing the unchecked accessors, now that GC marking does | 
| 1307   // not corrupt the map. | 1315   // not corrupt the map. | 
| 1308 #define ROOT_ACCESSOR(type, name, camel_name)                                  \ | 1316 #define ROOT_ACCESSOR(type, name, camel_name)                                  \ | 
| 1309   type* name() {                                                               \ | 1317   type* name() {                                                               \ | 
| 1310     return type::cast(roots_[k##camel_name##RootIndex]);                       \ | 1318     return type::cast(roots_[k##camel_name##RootIndex]);                       \ | 
| 1311   }                                                                            \ | 1319   }                                                                            \ | 
| 1312   type* raw_unchecked_##name() {                                               \ | 1320   type* raw_unchecked_##name() {                                               \ | 
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| 3041   DisallowHeapAllocation no_allocation;  // i.e. no gc allowed. | 3049   DisallowHeapAllocation no_allocation;  // i.e. no gc allowed. | 
| 3042 | 3050 | 
| 3043  private: | 3051  private: | 
| 3044   DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); | 3052   DISALLOW_IMPLICIT_CONSTRUCTORS(PathTracer); | 
| 3045 }; | 3053 }; | 
| 3046 #endif  // DEBUG | 3054 #endif  // DEBUG | 
| 3047 | 3055 | 
| 3048 } }  // namespace v8::internal | 3056 } }  // namespace v8::internal | 
| 3049 | 3057 | 
| 3050 #endif  // V8_HEAP_H_ | 3058 #endif  // V8_HEAP_H_ | 
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