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| 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 | |
| 3 // BSD-style license that can be found in the LICENSE file. | |
| 4 | |
| 5 #include "bin/builtin.h" | |
| 6 #include "bin/isolate_data.h" | |
| 7 #include "include/dart_api.h" | |
| 8 | |
| 9 namespace dart { | |
| 10 namespace bin { | |
| 11 | |
| 12 void FUNCTION_NAME(Common_IsBuiltinList)(Dart_NativeArguments args) { | |
| 13 Dart_EnterScope(); | |
| 14 Dart_Handle list = Dart_GetNativeArgument(args, 0); | |
| 15 Dart_Handle list_class = Dart_InstanceGetClass(list); | |
| 16 ASSERT(!Dart_IsError(list_class)); | |
| 17 | |
| 18 // Fetch the cached builtin array types for this isolate. | |
| 19 IsolateData* isolate_data = | |
| 20 reinterpret_cast<IsolateData*>(Dart_CurrentIsolateData()); | |
| 21 | |
| 22 // If we have not cached the class pointers in the isolate data, | |
| 23 // look them up and cache them now. | |
| 24 if (isolate_data->object_array_class == NULL) { | |
| 25 Dart_Handle core_lib = | |
| 26 Dart_LookupLibrary(Dart_NewStringFromCString("dart:core")); | |
| 27 ASSERT(!Dart_IsError(core_lib)); | |
| 28 | |
| 29 Dart_Handle cls = | |
| 30 Dart_GetClass(core_lib, Dart_NewStringFromCString("_ObjectArray")); | |
| 31 ASSERT(!Dart_IsError(cls)); | |
| 32 isolate_data->object_array_class = Dart_NewPersistentHandle(cls); | |
| 33 ASSERT(isolate_data->object_array_class != NULL); | |
| 34 | |
| 35 cls = Dart_GetClass(core_lib, Dart_NewStringFromCString("_ImmutableArray")); | |
| 36 ASSERT(!Dart_IsError(cls)); | |
| 37 isolate_data->immutable_array_class = Dart_NewPersistentHandle(cls); | |
| 38 ASSERT(isolate_data->immutable_array_class != NULL); | |
| 39 | |
| 40 cls = Dart_GetClass( | |
| 41 core_lib, Dart_NewStringFromCString("_GrowableObjectArray")); | |
| 42 ASSERT(!Dart_IsError(cls)); | |
| 43 isolate_data->growable_object_array_class = Dart_NewPersistentHandle(cls); | |
| 44 ASSERT(isolate_data->growable_object_array_class != NULL); | |
| 45 } | |
| 46 | |
| 47 Dart_Handle object_array_class = | |
| 48 Dart_HandleFromPersistent(isolate_data->object_array_class); | |
| 49 Dart_Handle growable_object_array_class = | |
| 50 Dart_HandleFromPersistent(isolate_data->growable_object_array_class); | |
| 51 Dart_Handle immutable_array_class = | |
| 52 Dart_HandleFromPersistent(isolate_data->immutable_array_class); | |
| 53 bool builtin_array = | |
| 54 (Dart_IdentityEquals(list_class, growable_object_array_class) || | |
| 55 Dart_IdentityEquals(list_class, object_array_class) || | |
| 56 Dart_IdentityEquals(list_class, immutable_array_class)); | |
| 57 Dart_SetReturnValue(args, Dart_NewBoolean(builtin_array)); | |
| 58 Dart_ExitScope(); | |
| 59 } | |
| 60 | |
| 61 } // namespace bin | |
| 62 } // namespace dart | |
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