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1 // Copyright 2011 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 |
11 // with the distribution. | 11 // with the distribution. |
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2158 return Utils::OpenHandle(this)->IsForeign(); | 2158 return Utils::OpenHandle(this)->IsForeign(); |
2159 } | 2159 } |
2160 | 2160 |
2161 | 2161 |
2162 bool Value::IsInt32() const { | 2162 bool Value::IsInt32() const { |
2163 if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsInt32()")) return false; | 2163 if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsInt32()")) return false; |
2164 i::Handle<i::Object> obj = Utils::OpenHandle(this); | 2164 i::Handle<i::Object> obj = Utils::OpenHandle(this); |
2165 if (obj->IsSmi()) return true; | 2165 if (obj->IsSmi()) return true; |
2166 if (obj->IsNumber()) { | 2166 if (obj->IsNumber()) { |
2167 double value = obj->Number(); | 2167 double value = obj->Number(); |
| 2168 static const i::DoubleRepresentation minus_zero(-0.0); |
| 2169 i::DoubleRepresentation rep(value); |
| 2170 if (rep.bits == minus_zero.bits) { |
| 2171 return false; |
| 2172 } |
2168 return i::FastI2D(i::FastD2I(value)) == value; | 2173 return i::FastI2D(i::FastD2I(value)) == value; |
2169 } | 2174 } |
2170 return false; | 2175 return false; |
2171 } | 2176 } |
2172 | 2177 |
2173 | 2178 |
2174 bool Value::IsUint32() const { | 2179 bool Value::IsUint32() const { |
2175 if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsUint32()")) return false; | 2180 if (IsDeadCheck(i::Isolate::Current(), "v8::Value::IsUint32()")) return false; |
2176 i::Handle<i::Object> obj = Utils::OpenHandle(this); | 2181 i::Handle<i::Object> obj = Utils::OpenHandle(this); |
2177 if (obj->IsSmi()) return i::Smi::cast(*obj)->value() >= 0; | 2182 if (obj->IsSmi()) return i::Smi::cast(*obj)->value() >= 0; |
2178 if (obj->IsNumber()) { | 2183 if (obj->IsNumber()) { |
2179 double value = obj->Number(); | 2184 double value = obj->Number(); |
| 2185 static const i::DoubleRepresentation minus_zero(-0.0); |
| 2186 i::DoubleRepresentation rep(value); |
| 2187 if (rep.bits == minus_zero.bits) { |
| 2188 return false; |
| 2189 } |
2180 return i::FastUI2D(i::FastD2UI(value)) == value; | 2190 return i::FastUI2D(i::FastD2UI(value)) == value; |
2181 } | 2191 } |
2182 return false; | 2192 return false; |
2183 } | 2193 } |
2184 | 2194 |
2185 | 2195 |
2186 bool Value::IsDate() const { | 2196 bool Value::IsDate() const { |
2187 i::Isolate* isolate = i::Isolate::Current(); | 2197 i::Isolate* isolate = i::Isolate::Current(); |
2188 if (IsDeadCheck(isolate, "v8::Value::IsDate()")) return false; | 2198 if (IsDeadCheck(isolate, "v8::Value::IsDate()")) return false; |
2189 i::Handle<i::Object> obj = Utils::OpenHandle(this); | 2199 i::Handle<i::Object> obj = Utils::OpenHandle(this); |
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2732 | 2742 |
2733 | 2743 |
2734 bool v8::Object::Set(uint32_t index, v8::Handle<Value> value) { | 2744 bool v8::Object::Set(uint32_t index, v8::Handle<Value> value) { |
2735 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 2745 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
2736 ON_BAILOUT(isolate, "v8::Object::Set()", return false); | 2746 ON_BAILOUT(isolate, "v8::Object::Set()", return false); |
2737 ENTER_V8(isolate); | 2747 ENTER_V8(isolate); |
2738 i::HandleScope scope(isolate); | 2748 i::HandleScope scope(isolate); |
2739 i::Handle<i::JSObject> self = Utils::OpenHandle(this); | 2749 i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
2740 i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); | 2750 i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
2741 EXCEPTION_PREAMBLE(isolate); | 2751 EXCEPTION_PREAMBLE(isolate); |
2742 i::Handle<i::Object> obj = i::SetElement( | 2752 i::Handle<i::Object> obj = i::JSObject::SetElement( |
2743 self, | 2753 self, |
2744 index, | 2754 index, |
2745 value_obj, | 2755 value_obj, |
2746 i::kNonStrictMode); | 2756 i::kNonStrictMode); |
2747 has_pending_exception = obj.is_null(); | 2757 has_pending_exception = obj.is_null(); |
2748 EXCEPTION_BAILOUT_CHECK(isolate, false); | 2758 EXCEPTION_BAILOUT_CHECK(isolate, false); |
2749 return true; | 2759 return true; |
2750 } | 2760 } |
2751 | 2761 |
2752 | 2762 |
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2838 return static_cast<PropertyAttribute>(result); | 2848 return static_cast<PropertyAttribute>(result); |
2839 } | 2849 } |
2840 | 2850 |
2841 | 2851 |
2842 Local<Value> v8::Object::GetPrototype() { | 2852 Local<Value> v8::Object::GetPrototype() { |
2843 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 2853 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
2844 ON_BAILOUT(isolate, "v8::Object::GetPrototype()", | 2854 ON_BAILOUT(isolate, "v8::Object::GetPrototype()", |
2845 return Local<v8::Value>()); | 2855 return Local<v8::Value>()); |
2846 ENTER_V8(isolate); | 2856 ENTER_V8(isolate); |
2847 i::Handle<i::Object> self = Utils::OpenHandle(this); | 2857 i::Handle<i::Object> self = Utils::OpenHandle(this); |
2848 i::Handle<i::Object> result = i::GetPrototype(self); | 2858 i::Handle<i::Object> result(self->GetPrototype()); |
2849 return Utils::ToLocal(result); | 2859 return Utils::ToLocal(result); |
2850 } | 2860 } |
2851 | 2861 |
2852 | 2862 |
2853 bool v8::Object::SetPrototype(Handle<Value> value) { | 2863 bool v8::Object::SetPrototype(Handle<Value> value) { |
2854 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 2864 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
2855 ON_BAILOUT(isolate, "v8::Object::SetPrototype()", return false); | 2865 ON_BAILOUT(isolate, "v8::Object::SetPrototype()", return false); |
2856 ENTER_V8(isolate); | 2866 ENTER_V8(isolate); |
2857 i::Handle<i::JSObject> self = Utils::OpenHandle(this); | 2867 i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
2858 i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); | 2868 i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
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2992 } | 3002 } |
2993 | 3003 |
2994 | 3004 |
2995 bool v8::Object::Delete(v8::Handle<String> key) { | 3005 bool v8::Object::Delete(v8::Handle<String> key) { |
2996 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 3006 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
2997 ON_BAILOUT(isolate, "v8::Object::Delete()", return false); | 3007 ON_BAILOUT(isolate, "v8::Object::Delete()", return false); |
2998 ENTER_V8(isolate); | 3008 ENTER_V8(isolate); |
2999 i::HandleScope scope(isolate); | 3009 i::HandleScope scope(isolate); |
3000 i::Handle<i::JSObject> self = Utils::OpenHandle(this); | 3010 i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
3001 i::Handle<i::String> key_obj = Utils::OpenHandle(*key); | 3011 i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
3002 return i::DeleteProperty(self, key_obj)->IsTrue(); | 3012 return i::JSObject::DeleteProperty(self, key_obj)->IsTrue(); |
3003 } | 3013 } |
3004 | 3014 |
3005 | 3015 |
3006 bool v8::Object::Has(v8::Handle<String> key) { | 3016 bool v8::Object::Has(v8::Handle<String> key) { |
3007 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 3017 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
3008 ON_BAILOUT(isolate, "v8::Object::Has()", return false); | 3018 ON_BAILOUT(isolate, "v8::Object::Has()", return false); |
3009 ENTER_V8(isolate); | 3019 ENTER_V8(isolate); |
3010 i::Handle<i::JSObject> self = Utils::OpenHandle(this); | 3020 i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
3011 i::Handle<i::String> key_obj = Utils::OpenHandle(*key); | 3021 i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
3012 return self->HasProperty(*key_obj); | 3022 return self->HasProperty(*key_obj); |
3013 } | 3023 } |
3014 | 3024 |
3015 | 3025 |
3016 bool v8::Object::Delete(uint32_t index) { | 3026 bool v8::Object::Delete(uint32_t index) { |
3017 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 3027 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
3018 ON_BAILOUT(isolate, "v8::Object::DeleteProperty()", | 3028 ON_BAILOUT(isolate, "v8::Object::DeleteProperty()", |
3019 return false); | 3029 return false); |
3020 ENTER_V8(isolate); | 3030 ENTER_V8(isolate); |
3021 HandleScope scope; | 3031 HandleScope scope; |
3022 i::Handle<i::JSObject> self = Utils::OpenHandle(this); | 3032 i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
3023 return i::DeleteElement(self, index)->IsTrue(); | 3033 return i::JSObject::DeleteElement(self, index)->IsTrue(); |
3024 } | 3034 } |
3025 | 3035 |
3026 | 3036 |
3027 bool v8::Object::Has(uint32_t index) { | 3037 bool v8::Object::Has(uint32_t index) { |
3028 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 3038 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
3029 ON_BAILOUT(isolate, "v8::Object::HasProperty()", return false); | 3039 ON_BAILOUT(isolate, "v8::Object::HasProperty()", return false); |
3030 i::Handle<i::JSObject> self = Utils::OpenHandle(this); | 3040 i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
3031 return self->HasElement(index); | 3041 return self->HasElement(index); |
3032 } | 3042 } |
3033 | 3043 |
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3218 return Utils::ToLocal(i::Handle<i::Context>(context)); | 3228 return Utils::ToLocal(i::Handle<i::Context>(context)); |
3219 } | 3229 } |
3220 | 3230 |
3221 | 3231 |
3222 int v8::Object::GetIdentityHash() { | 3232 int v8::Object::GetIdentityHash() { |
3223 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 3233 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
3224 ON_BAILOUT(isolate, "v8::Object::GetIdentityHash()", return 0); | 3234 ON_BAILOUT(isolate, "v8::Object::GetIdentityHash()", return 0); |
3225 ENTER_V8(isolate); | 3235 ENTER_V8(isolate); |
3226 i::HandleScope scope(isolate); | 3236 i::HandleScope scope(isolate); |
3227 i::Handle<i::JSObject> self = Utils::OpenHandle(this); | 3237 i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
3228 return i::GetIdentityHash(self); | 3238 return i::JSObject::GetIdentityHash(self); |
3229 } | 3239 } |
3230 | 3240 |
3231 | 3241 |
3232 bool v8::Object::SetHiddenValue(v8::Handle<v8::String> key, | 3242 bool v8::Object::SetHiddenValue(v8::Handle<v8::String> key, |
3233 v8::Handle<v8::Value> value) { | 3243 v8::Handle<v8::Value> value) { |
3234 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 3244 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
3235 ON_BAILOUT(isolate, "v8::Object::SetHiddenValue()", return false); | 3245 ON_BAILOUT(isolate, "v8::Object::SetHiddenValue()", return false); |
3236 ENTER_V8(isolate); | 3246 ENTER_V8(isolate); |
3237 i::HandleScope scope(isolate); | 3247 i::HandleScope scope(isolate); |
3238 i::Handle<i::JSObject> self = Utils::OpenHandle(this); | 3248 i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
3239 i::Handle<i::String> key_obj = Utils::OpenHandle(*key); | 3249 i::Handle<i::String> key_obj = Utils::OpenHandle(*key); |
3240 i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); | 3250 i::Handle<i::Object> value_obj = Utils::OpenHandle(*value); |
3241 i::Handle<i::Object> result = i::SetHiddenProperty(self, key_obj, value_obj); | 3251 i::Handle<i::Object> result = |
| 3252 i::JSObject::SetHiddenProperty(self, key_obj, value_obj); |
3242 return *result == *self; | 3253 return *result == *self; |
3243 } | 3254 } |
3244 | 3255 |
3245 | 3256 |
3246 v8::Local<v8::Value> v8::Object::GetHiddenValue(v8::Handle<v8::String> key) { | 3257 v8::Local<v8::Value> v8::Object::GetHiddenValue(v8::Handle<v8::String> key) { |
3247 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); | 3258 i::Isolate* isolate = Utils::OpenHandle(this)->GetIsolate(); |
3248 ON_BAILOUT(isolate, "v8::Object::GetHiddenValue()", | 3259 ON_BAILOUT(isolate, "v8::Object::GetHiddenValue()", |
3249 return Local<v8::Value>()); | 3260 return Local<v8::Value>()); |
3250 ENTER_V8(isolate); | 3261 ENTER_V8(isolate); |
3251 i::Handle<i::JSObject> self = Utils::OpenHandle(this); | 3262 i::Handle<i::JSObject> self = Utils::OpenHandle(this); |
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4031 | 4042 |
4032 i::Heap* heap = i::Isolate::Current()->heap(); | 4043 i::Heap* heap = i::Isolate::Current()->heap(); |
4033 heap_statistics->set_total_heap_size(heap->CommittedMemory()); | 4044 heap_statistics->set_total_heap_size(heap->CommittedMemory()); |
4034 heap_statistics->set_total_heap_size_executable( | 4045 heap_statistics->set_total_heap_size_executable( |
4035 heap->CommittedMemoryExecutable()); | 4046 heap->CommittedMemoryExecutable()); |
4036 heap_statistics->set_used_heap_size(heap->SizeOfObjects()); | 4047 heap_statistics->set_used_heap_size(heap->SizeOfObjects()); |
4037 heap_statistics->set_heap_size_limit(heap->MaxReserved()); | 4048 heap_statistics->set_heap_size_limit(heap->MaxReserved()); |
4038 } | 4049 } |
4039 | 4050 |
4040 | 4051 |
| 4052 void v8::V8::VisitExternalResources(ExternalResourceVisitor* visitor) { |
| 4053 i::Isolate* isolate = i::Isolate::Current(); |
| 4054 IsDeadCheck(isolate, "v8::V8::VisitExternalResources"); |
| 4055 isolate->heap()->VisitExternalResources(visitor); |
| 4056 } |
| 4057 |
| 4058 |
4041 bool v8::V8::IdleNotification(int hint) { | 4059 bool v8::V8::IdleNotification(int hint) { |
4042 // Returning true tells the caller that it need not | 4060 // Returning true tells the caller that it need not |
4043 // continue to call IdleNotification. | 4061 // continue to call IdleNotification. |
4044 i::Isolate* isolate = i::Isolate::Current(); | 4062 i::Isolate* isolate = i::Isolate::Current(); |
4045 if (isolate == NULL || !isolate->IsInitialized()) return true; | 4063 if (isolate == NULL || !isolate->IsInitialized()) return true; |
4046 return i::V8::IdleNotification(hint); | 4064 return i::V8::IdleNotification(hint); |
4047 } | 4065 } |
4048 | 4066 |
4049 | 4067 |
4050 void v8::V8::LowMemoryNotification() { | 4068 void v8::V8::LowMemoryNotification() { |
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5535 wait_for_connection); | 5553 wait_for_connection); |
5536 } | 5554 } |
5537 | 5555 |
5538 | 5556 |
5539 void Debug::DisableAgent() { | 5557 void Debug::DisableAgent() { |
5540 return i::Isolate::Current()->debugger()->StopAgent(); | 5558 return i::Isolate::Current()->debugger()->StopAgent(); |
5541 } | 5559 } |
5542 | 5560 |
5543 | 5561 |
5544 void Debug::ProcessDebugMessages() { | 5562 void Debug::ProcessDebugMessages() { |
5545 i::Execution::ProcessDebugMesssages(true); | 5563 i::Execution::ProcessDebugMessages(true); |
5546 } | 5564 } |
5547 | 5565 |
5548 Local<Context> Debug::GetDebugContext() { | 5566 Local<Context> Debug::GetDebugContext() { |
5549 i::Isolate* isolate = i::Isolate::Current(); | 5567 i::Isolate* isolate = i::Isolate::Current(); |
5550 EnsureInitializedForIsolate(isolate, "v8::Debug::GetDebugContext()"); | 5568 EnsureInitializedForIsolate(isolate, "v8::Debug::GetDebugContext()"); |
5551 ENTER_V8(isolate); | 5569 ENTER_V8(isolate); |
5552 return Utils::ToLocal(i::Isolate::Current()->debugger()->GetDebugContext()); | 5570 return Utils::ToLocal(i::Isolate::Current()->debugger()->GetDebugContext()); |
5553 } | 5571 } |
5554 | 5572 |
5555 #endif // ENABLE_DEBUGGER_SUPPORT | 5573 #endif // ENABLE_DEBUGGER_SUPPORT |
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6147 | 6165 |
6148 | 6166 |
6149 char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) { | 6167 char* HandleScopeImplementer::Iterate(ObjectVisitor* v, char* storage) { |
6150 HandleScopeImplementer* scope_implementer = | 6168 HandleScopeImplementer* scope_implementer = |
6151 reinterpret_cast<HandleScopeImplementer*>(storage); | 6169 reinterpret_cast<HandleScopeImplementer*>(storage); |
6152 scope_implementer->IterateThis(v); | 6170 scope_implementer->IterateThis(v); |
6153 return storage + ArchiveSpacePerThread(); | 6171 return storage + ArchiveSpacePerThread(); |
6154 } | 6172 } |
6155 | 6173 |
6156 } } // namespace v8::internal | 6174 } } // namespace v8::internal |
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