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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, 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 #include "vm/object.h" | 5 #include "vm/object.h" |
6 | 6 |
7 #include "include/dart_api.h" | 7 #include "include/dart_api.h" |
8 #include "platform/assert.h" | 8 #include "platform/assert.h" |
9 #include "vm/assembler.h" | 9 #include "vm/assembler.h" |
10 #include "vm/cpu.h" | 10 #include "vm/cpu.h" |
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1014 // initialize array class first. | 1014 // initialize array class first. |
1015 cls = Class::New<Array>(); | 1015 cls = Class::New<Array>(); |
1016 object_store->set_array_class(cls); | 1016 object_store->set_array_class(cls); |
1017 | 1017 |
1018 // Array and ImmutableArray are the only VM classes that are parameterized. | 1018 // Array and ImmutableArray are the only VM classes that are parameterized. |
1019 // Since they are pre-finalized, CalculateFieldOffsets() is not called, so we | 1019 // Since they are pre-finalized, CalculateFieldOffsets() is not called, so we |
1020 // need to set the offset of their type_arguments_ field, which is explicitly | 1020 // need to set the offset of their type_arguments_ field, which is explicitly |
1021 // declared in RawArray. | 1021 // declared in RawArray. |
1022 cls.set_type_arguments_field_offset(Array::type_arguments_offset()); | 1022 cls.set_type_arguments_field_offset(Array::type_arguments_offset()); |
1023 cls.set_num_type_arguments(1); | 1023 cls.set_num_type_arguments(1); |
1024 cls.set_num_own_type_arguments(1); | |
1025 | 1024 |
1026 // Set up the growable object array class (Has to be done after the array | 1025 // Set up the growable object array class (Has to be done after the array |
1027 // class is setup as one of its field is an array object). | 1026 // class is setup as one of its field is an array object). |
1028 cls = Class::New<GrowableObjectArray>(); | 1027 cls = Class::New<GrowableObjectArray>(); |
1029 object_store->set_growable_object_array_class(cls); | 1028 object_store->set_growable_object_array_class(cls); |
1030 cls.set_type_arguments_field_offset( | 1029 cls.set_type_arguments_field_offset( |
1031 GrowableObjectArray::type_arguments_offset()); | 1030 GrowableObjectArray::type_arguments_offset()); |
1032 cls.set_num_type_arguments(1); | 1031 cls.set_num_type_arguments(1); |
1033 cls.set_num_own_type_arguments(1); | |
1034 | 1032 |
1035 // canonical_type_arguments_ are Smi terminated. | 1033 // canonical_type_arguments_ are Smi terminated. |
1036 // Last element contains the count of used slots. | 1034 // Last element contains the count of used slots. |
1037 const intptr_t kInitialCanonicalTypeArgumentsSize = 4; | 1035 const intptr_t kInitialCanonicalTypeArgumentsSize = 4; |
1038 array = Array::New(kInitialCanonicalTypeArgumentsSize + 1); | 1036 array = Array::New(kInitialCanonicalTypeArgumentsSize + 1); |
1039 array.SetAt(kInitialCanonicalTypeArgumentsSize, | 1037 array.SetAt(kInitialCanonicalTypeArgumentsSize, |
1040 Smi::Handle(isolate, Smi::New(0))); | 1038 Smi::Handle(isolate, Smi::New(0))); |
1041 object_store->set_canonical_type_arguments(array); | 1039 object_store->set_canonical_type_arguments(array); |
1042 | 1040 |
1043 // Setup type class early in the process. | 1041 // Setup type class early in the process. |
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1098 object_store->set_array_type(type); | 1096 object_store->set_array_type(type); |
1099 | 1097 |
1100 cls = object_store->growable_object_array_class(); // Was allocated above. | 1098 cls = object_store->growable_object_array_class(); // Was allocated above. |
1101 RegisterPrivateClass(cls, Symbols::_GrowableList(), core_lib); | 1099 RegisterPrivateClass(cls, Symbols::_GrowableList(), core_lib); |
1102 pending_classes.Add(cls); | 1100 pending_classes.Add(cls); |
1103 | 1101 |
1104 cls = Class::New<Array>(kImmutableArrayCid); | 1102 cls = Class::New<Array>(kImmutableArrayCid); |
1105 object_store->set_immutable_array_class(cls); | 1103 object_store->set_immutable_array_class(cls); |
1106 cls.set_type_arguments_field_offset(Array::type_arguments_offset()); | 1104 cls.set_type_arguments_field_offset(Array::type_arguments_offset()); |
1107 cls.set_num_type_arguments(1); | 1105 cls.set_num_type_arguments(1); |
1108 cls.set_num_own_type_arguments(1); | |
1109 ASSERT(object_store->immutable_array_class() != object_store->array_class()); | 1106 ASSERT(object_store->immutable_array_class() != object_store->array_class()); |
1110 cls.set_is_prefinalized(); | 1107 cls.set_is_prefinalized(); |
1111 RegisterPrivateClass(cls, Symbols::_ImmutableList(), core_lib); | 1108 RegisterPrivateClass(cls, Symbols::_ImmutableList(), core_lib); |
1112 pending_classes.Add(cls); | 1109 pending_classes.Add(cls); |
1113 | 1110 |
1114 cls = object_store->one_byte_string_class(); // Was allocated above. | 1111 cls = object_store->one_byte_string_class(); // Was allocated above. |
1115 RegisterPrivateClass(cls, Symbols::OneByteString(), core_lib); | 1112 RegisterPrivateClass(cls, Symbols::OneByteString(), core_lib); |
1116 pending_classes.Add(cls); | 1113 pending_classes.Add(cls); |
1117 | 1114 |
1118 cls = object_store->two_byte_string_class(); // Was allocated above. | 1115 cls = object_store->two_byte_string_class(); // Was allocated above. |
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20416 return tag_label.ToCString(); | 20413 return tag_label.ToCString(); |
20417 } | 20414 } |
20418 | 20415 |
20419 | 20416 |
20420 void UserTag::PrintJSONImpl(JSONStream* stream, bool ref) const { | 20417 void UserTag::PrintJSONImpl(JSONStream* stream, bool ref) const { |
20421 Instance::PrintJSONImpl(stream, ref); | 20418 Instance::PrintJSONImpl(stream, ref); |
20422 } | 20419 } |
20423 | 20420 |
20424 | 20421 |
20425 } // namespace dart | 20422 } // namespace dart |
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