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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 // | 4 // |
5 // Review notes: | 5 // Review notes: |
6 // | 6 // |
7 // - The use of macros in these inline functions may seem superfluous | 7 // - The use of macros in these inline functions may seem superfluous |
8 // but it is absolutely needed to make sure gcc generates optimal | 8 // but it is absolutely needed to make sure gcc generates optimal |
9 // code. gcc is not happy when attempting to inline too deep. | 9 // code. gcc is not happy when attempting to inline too deep. |
10 // | 10 // |
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6896 | 6896 |
6897 // static | 6897 // static |
6898 MaybeHandle<JSTypedArray> JSTypedArray::Validate(Isolate* isolate, | 6898 MaybeHandle<JSTypedArray> JSTypedArray::Validate(Isolate* isolate, |
6899 Handle<Object> receiver, | 6899 Handle<Object> receiver, |
6900 const char* method_name) { | 6900 const char* method_name) { |
6901 if (V8_UNLIKELY(!receiver->IsJSTypedArray())) { | 6901 if (V8_UNLIKELY(!receiver->IsJSTypedArray())) { |
6902 const MessageTemplate::Template message = MessageTemplate::kNotTypedArray; | 6902 const MessageTemplate::Template message = MessageTemplate::kNotTypedArray; |
6903 THROW_NEW_ERROR(isolate, NewTypeError(message), JSTypedArray); | 6903 THROW_NEW_ERROR(isolate, NewTypeError(message), JSTypedArray); |
6904 } | 6904 } |
6905 | 6905 |
6906 Handle<JSTypedArray> array = Handle<JSTypedArray>::cast(receiver); | 6906 // TODO(caitp): throw if array.[[ViewedArrayBuffer]] is neutered (per v8:4648) |
6907 if (V8_UNLIKELY(array->WasNeutered())) { | 6907 return Handle<JSTypedArray>::cast(receiver); |
6908 const MessageTemplate::Template message = | |
6909 MessageTemplate::kDetachedOperation; | |
6910 Handle<String> operation = | |
6911 isolate->factory()->NewStringFromAsciiChecked(method_name); | |
6912 THROW_NEW_ERROR(isolate, NewTypeError(message, operation), JSTypedArray); | |
6913 } | |
6914 | |
6915 // spec describes to return `buffer`, but it may disrupt current | |
6916 // implementations, and it's much useful to return array for now. | |
6917 return array; | |
6918 } | 6908 } |
6919 | 6909 |
6920 #ifdef VERIFY_HEAP | 6910 #ifdef VERIFY_HEAP |
6921 ACCESSORS(JSTypedArray, raw_length, Object, kLengthOffset) | 6911 ACCESSORS(JSTypedArray, raw_length, Object, kLengthOffset) |
6922 #endif | 6912 #endif |
6923 | 6913 |
6924 ACCESSORS(JSPromiseCapability, promise, Object, kPromiseOffset) | 6914 ACCESSORS(JSPromiseCapability, promise, Object, kPromiseOffset) |
6925 ACCESSORS(JSPromiseCapability, resolve, Object, kResolveOffset) | 6915 ACCESSORS(JSPromiseCapability, resolve, Object, kResolveOffset) |
6926 ACCESSORS(JSPromiseCapability, reject, Object, kRejectOffset) | 6916 ACCESSORS(JSPromiseCapability, reject, Object, kRejectOffset) |
6927 | 6917 |
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8256 #undef WRITE_BYTE_FIELD | 8246 #undef WRITE_BYTE_FIELD |
8257 #undef NOBARRIER_READ_BYTE_FIELD | 8247 #undef NOBARRIER_READ_BYTE_FIELD |
8258 #undef NOBARRIER_WRITE_BYTE_FIELD | 8248 #undef NOBARRIER_WRITE_BYTE_FIELD |
8259 | 8249 |
8260 } // namespace internal | 8250 } // namespace internal |
8261 } // namespace v8 | 8251 } // namespace v8 |
8262 | 8252 |
8263 #include "src/objects/object-macros-undef.h" | 8253 #include "src/objects/object-macros-undef.h" |
8264 | 8254 |
8265 #endif // V8_OBJECTS_INL_H_ | 8255 #endif // V8_OBJECTS_INL_H_ |
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