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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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105 | 105 |
106 | 106 |
107 Handle<ObjectHashTable> Factory::NewObjectHashTable(int at_least_space_for) { | 107 Handle<ObjectHashTable> Factory::NewObjectHashTable(int at_least_space_for) { |
108 ASSERT(0 <= at_least_space_for); | 108 ASSERT(0 <= at_least_space_for); |
109 CALL_HEAP_FUNCTION(isolate(), | 109 CALL_HEAP_FUNCTION(isolate(), |
110 ObjectHashTable::Allocate(at_least_space_for), | 110 ObjectHashTable::Allocate(at_least_space_for), |
111 ObjectHashTable); | 111 ObjectHashTable); |
112 } | 112 } |
113 | 113 |
114 | 114 |
115 Handle<DescriptorArray> Factory::NewDescriptorArray(int number_of_descriptors) { | 115 Handle<DescriptorArray> Factory::NewDescriptorArray(int number_of_descriptors, |
| 116 int slack) { |
116 ASSERT(0 <= number_of_descriptors); | 117 ASSERT(0 <= number_of_descriptors); |
117 CALL_HEAP_FUNCTION(isolate(), | 118 CALL_HEAP_FUNCTION(isolate(), |
118 DescriptorArray::Allocate(number_of_descriptors), | 119 DescriptorArray::Allocate(number_of_descriptors, slack), |
119 DescriptorArray); | 120 DescriptorArray); |
120 } | 121 } |
121 | 122 |
122 | 123 |
123 Handle<DeoptimizationInputData> Factory::NewDeoptimizationInputData( | 124 Handle<DeoptimizationInputData> Factory::NewDeoptimizationInputData( |
124 int deopt_entry_count, | 125 int deopt_entry_count, |
125 PretenureFlag pretenure) { | 126 PretenureFlag pretenure) { |
126 ASSERT(deopt_entry_count > 0); | 127 ASSERT(deopt_entry_count > 0); |
127 CALL_HEAP_FUNCTION(isolate(), | 128 CALL_HEAP_FUNCTION(isolate(), |
128 DeoptimizationInputData::Allocate(deopt_entry_count, | 129 DeoptimizationInputData::Allocate(deopt_entry_count, |
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1277 // Set instance call-as-function information in the map. | 1278 // Set instance call-as-function information in the map. |
1278 if (!obj->instance_call_handler()->IsUndefined()) { | 1279 if (!obj->instance_call_handler()->IsUndefined()) { |
1279 map->set_has_instance_call_handler(); | 1280 map->set_has_instance_call_handler(); |
1280 } | 1281 } |
1281 | 1282 |
1282 result->shared()->set_function_data(*obj); | 1283 result->shared()->set_function_data(*obj); |
1283 result->shared()->set_construct_stub(*construct_stub); | 1284 result->shared()->set_construct_stub(*construct_stub); |
1284 result->shared()->DontAdaptArguments(); | 1285 result->shared()->DontAdaptArguments(); |
1285 | 1286 |
1286 // Recursively copy parent templates' accessors, 'data' may be modified. | 1287 // Recursively copy parent templates' accessors, 'data' may be modified. |
| 1288 int max_number_of_additional_properties = 0; |
| 1289 FunctionTemplateInfo* info = *obj; |
| 1290 while (true) { |
| 1291 Object* props = info->property_accessors(); |
| 1292 if (!props->IsUndefined()) { |
| 1293 Handle<Object> props_handle(props); |
| 1294 NeanderArray props_array(props_handle); |
| 1295 max_number_of_additional_properties += props_array.length(); |
| 1296 } |
| 1297 Object* parent = info->parent_template(); |
| 1298 if (parent->IsUndefined()) break; |
| 1299 info = FunctionTemplateInfo::cast(parent); |
| 1300 } |
| 1301 |
| 1302 Map::EnsureDescriptorSlack(map, max_number_of_additional_properties); |
| 1303 |
1287 while (true) { | 1304 while (true) { |
1288 Handle<Object> props = Handle<Object>(obj->property_accessors()); | 1305 Handle<Object> props = Handle<Object>(obj->property_accessors()); |
1289 if (!props->IsUndefined()) { | 1306 if (!props->IsUndefined()) { |
1290 Map::CopyAppendCallbackDescriptors(map, props); | 1307 Map::AppendCallbackDescriptors(map, props); |
1291 } | 1308 } |
1292 Handle<Object> parent = Handle<Object>(obj->parent_template()); | 1309 Handle<Object> parent = Handle<Object>(obj->parent_template()); |
1293 if (parent->IsUndefined()) break; | 1310 if (parent->IsUndefined()) break; |
1294 obj = Handle<FunctionTemplateInfo>::cast(parent); | 1311 obj = Handle<FunctionTemplateInfo>::cast(parent); |
1295 } | 1312 } |
1296 | 1313 |
1297 ASSERT(result->shared()->IsApiFunction()); | 1314 ASSERT(result->shared()->IsApiFunction()); |
1298 return result; | 1315 return result; |
1299 } | 1316 } |
1300 | 1317 |
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1409 | 1426 |
1410 | 1427 |
1411 Handle<Object> Factory::ToBoolean(bool value) { | 1428 Handle<Object> Factory::ToBoolean(bool value) { |
1412 return Handle<Object>(value | 1429 return Handle<Object>(value |
1413 ? isolate()->heap()->true_value() | 1430 ? isolate()->heap()->true_value() |
1414 : isolate()->heap()->false_value()); | 1431 : isolate()->heap()->false_value()); |
1415 } | 1432 } |
1416 | 1433 |
1417 | 1434 |
1418 } } // namespace v8::internal | 1435 } } // namespace v8::internal |
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