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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, 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 #ifndef VM_NATIVE_ENTRY_H_ | 5 #ifndef VM_NATIVE_ENTRY_H_ |
6 #define VM_NATIVE_ENTRY_H_ | 6 #define VM_NATIVE_ENTRY_H_ |
7 | 7 |
8 #include "vm/allocation.h" | 8 #include "vm/allocation.h" |
9 #include "vm/assembler.h" | 9 #include "vm/assembler.h" |
10 #include "vm/code_generator.h" | 10 #include "vm/code_generator.h" |
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50 static RawObject* DN_Helper##name(Isolate* isolate, \ | 50 static RawObject* DN_Helper##name(Isolate* isolate, \ |
51 NativeArguments* arguments) | 51 NativeArguments* arguments) |
52 | 52 |
53 | 53 |
54 // Natives should throw an exception if an illegal argument or null is passed. | 54 // Natives should throw an exception if an illegal argument or null is passed. |
55 // type name = value. | 55 // type name = value. |
56 #define GET_NON_NULL_NATIVE_ARGUMENT(type, name, value) \ | 56 #define GET_NON_NULL_NATIVE_ARGUMENT(type, name, value) \ |
57 const Instance& __##name##_instance__ = \ | 57 const Instance& __##name##_instance__ = \ |
58 Instance::CheckedHandle(isolate, value); \ | 58 Instance::CheckedHandle(isolate, value); \ |
59 if (!__##name##_instance__.Is##type()) { \ | 59 if (!__##name##_instance__.Is##type()) { \ |
60 GrowableArray<const Object*> __args__; \ | 60 const Array& __args__ = Array::Handle(Array::New(1)); \ |
61 __args__.Add(&__##name##_instance__); \ | 61 __args__.SetAt(0, __##name##_instance__); \ |
62 Exceptions::ThrowByType(Exceptions::kArgument, __args__); \ | 62 Exceptions::ThrowByType(Exceptions::kArgument, __args__); \ |
63 } \ | 63 } \ |
64 const type& name = type::Cast(__##name##_instance__); | 64 const type& name = type::Cast(__##name##_instance__); |
65 | 65 |
66 | 66 |
67 // Natives should throw an exception if an illegal argument is passed. | 67 // Natives should throw an exception if an illegal argument is passed. |
68 // type name = value. | 68 // type name = value. |
69 #define GET_NATIVE_ARGUMENT(type, name, value) \ | 69 #define GET_NATIVE_ARGUMENT(type, name, value) \ |
70 const Instance& __##name##_instance__ = \ | 70 const Instance& __##name##_instance__ = \ |
71 Instance::CheckedHandle(isolate, value); \ | 71 Instance::CheckedHandle(isolate, value); \ |
72 type& name = type::Handle(isolate); \ | 72 type& name = type::Handle(isolate); \ |
73 if (!__##name##_instance__.IsNull()) { \ | 73 if (!__##name##_instance__.IsNull()) { \ |
74 if (!__##name##_instance__.Is##type()) { \ | 74 if (!__##name##_instance__.Is##type()) { \ |
75 GrowableArray<const Object*> __args__; \ | 75 const Array& __args__ = Array::Handle(Array::New(1)); \ |
76 __args__.Add(&__##name##_instance__); \ | 76 __args__.SetAt(0, __##name##_instance__); \ |
77 Exceptions::ThrowByType(Exceptions::kArgument, __args__); \ | 77 Exceptions::ThrowByType(Exceptions::kArgument, __args__); \ |
78 } \ | 78 } \ |
79 } \ | 79 } \ |
80 name ^= value; | 80 name ^= value; |
81 | 81 |
82 | 82 |
83 // Helper class for resolving and handling native functions. | 83 // Helper class for resolving and handling native functions. |
84 class NativeEntry : public AllStatic { | 84 class NativeEntry : public AllStatic { |
85 public: | 85 public: |
86 // Resolve specified dart native function to the actual native entrypoint. | 86 // Resolve specified dart native function to the actual native entrypoint. |
87 static NativeFunction ResolveNative(const Class& cls, | 87 static NativeFunction ResolveNative(const Class& cls, |
88 const String& function_name, | 88 const String& function_name, |
89 int number_of_arguments); | 89 int number_of_arguments); |
90 }; | 90 }; |
91 | 91 |
92 } // namespace dart | 92 } // namespace dart |
93 | 93 |
94 #endif // VM_NATIVE_ENTRY_H_ | 94 #endif // VM_NATIVE_ENTRY_H_ |
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