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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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