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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 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 #include "src/runtime/runtime-utils.h" | 5 #include "src/runtime/runtime-utils.h" |
6 | 6 |
7 #include "src/arguments.h" | 7 #include "src/arguments.h" |
8 #include "src/elements.h" | 8 #include "src/elements.h" |
9 #include "src/factory.h" | 9 #include "src/factory.h" |
10 #include "src/messages.h" | 10 #include "src/messages.h" |
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49 CONVERT_ARG_HANDLE_CHECKED(JS##Type, holder, 0); \ | 49 CONVERT_ARG_HANDLE_CHECKED(JS##Type, holder, 0); \ |
50 return holder->accessor(); \ | 50 return holder->accessor(); \ |
51 } | 51 } |
52 | 52 |
53 BUFFER_VIEW_GETTER(ArrayBufferView, ByteLength, byte_length) | 53 BUFFER_VIEW_GETTER(ArrayBufferView, ByteLength, byte_length) |
54 BUFFER_VIEW_GETTER(ArrayBufferView, ByteOffset, byte_offset) | 54 BUFFER_VIEW_GETTER(ArrayBufferView, ByteOffset, byte_offset) |
55 BUFFER_VIEW_GETTER(TypedArray, Length, length) | 55 BUFFER_VIEW_GETTER(TypedArray, Length, length) |
56 | 56 |
57 #undef BUFFER_VIEW_GETTER | 57 #undef BUFFER_VIEW_GETTER |
58 | 58 |
| 59 RUNTIME_FUNCTION(Runtime_ArrayBufferViewWasNeutered) { |
| 60 HandleScope scope(isolate); |
| 61 DCHECK_EQ(1, args.length()); |
| 62 return isolate->heap()->ToBoolean(JSTypedArray::cast(args[0])->WasNeutered()); |
| 63 } |
| 64 |
59 RUNTIME_FUNCTION(Runtime_TypedArrayGetBuffer) { | 65 RUNTIME_FUNCTION(Runtime_TypedArrayGetBuffer) { |
60 HandleScope scope(isolate); | 66 HandleScope scope(isolate); |
61 DCHECK_EQ(1, args.length()); | 67 DCHECK_EQ(1, args.length()); |
62 CONVERT_ARG_HANDLE_CHECKED(JSTypedArray, holder, 0); | 68 CONVERT_ARG_HANDLE_CHECKED(JSTypedArray, holder, 0); |
63 return *holder->GetBuffer(); | 69 return *holder->GetBuffer(); |
64 } | 70 } |
65 | 71 |
66 | 72 |
67 // Return codes for Runtime_TypedArraySetFastCases. | 73 // Return codes for Runtime_TypedArraySetFastCases. |
68 // Should be synchronized with typedarray.js natives. | 74 // Should be synchronized with typedarray.js natives. |
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207 return Smi::FromInt(FLAG_typed_array_max_size_in_heap); | 213 return Smi::FromInt(FLAG_typed_array_max_size_in_heap); |
208 } | 214 } |
209 | 215 |
210 | 216 |
211 RUNTIME_FUNCTION(Runtime_IsTypedArray) { | 217 RUNTIME_FUNCTION(Runtime_IsTypedArray) { |
212 HandleScope scope(isolate); | 218 HandleScope scope(isolate); |
213 DCHECK_EQ(1, args.length()); | 219 DCHECK_EQ(1, args.length()); |
214 return isolate->heap()->ToBoolean(args[0]->IsJSTypedArray()); | 220 return isolate->heap()->ToBoolean(args[0]->IsJSTypedArray()); |
215 } | 221 } |
216 | 222 |
217 | |
218 RUNTIME_FUNCTION(Runtime_IsSharedTypedArray) { | 223 RUNTIME_FUNCTION(Runtime_IsSharedTypedArray) { |
219 HandleScope scope(isolate); | 224 HandleScope scope(isolate); |
220 DCHECK_EQ(1, args.length()); | 225 DCHECK_EQ(1, args.length()); |
221 return isolate->heap()->ToBoolean( | 226 return isolate->heap()->ToBoolean( |
222 args[0]->IsJSTypedArray() && | 227 args[0]->IsJSTypedArray() && |
223 JSTypedArray::cast(args[0])->GetBuffer()->is_shared()); | 228 JSTypedArray::cast(args[0])->GetBuffer()->is_shared()); |
224 } | 229 } |
225 | 230 |
226 | 231 |
227 RUNTIME_FUNCTION(Runtime_IsSharedIntegerTypedArray) { | 232 RUNTIME_FUNCTION(Runtime_IsSharedIntegerTypedArray) { |
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246 return isolate->heap()->false_value(); | 251 return isolate->heap()->false_value(); |
247 } | 252 } |
248 | 253 |
249 Handle<JSTypedArray> obj(JSTypedArray::cast(args[0])); | 254 Handle<JSTypedArray> obj(JSTypedArray::cast(args[0])); |
250 return isolate->heap()->ToBoolean(obj->GetBuffer()->is_shared() && | 255 return isolate->heap()->ToBoolean(obj->GetBuffer()->is_shared() && |
251 obj->type() == kExternalInt32Array); | 256 obj->type() == kExternalInt32Array); |
252 } | 257 } |
253 | 258 |
254 } // namespace internal | 259 } // namespace internal |
255 } // namespace v8 | 260 } // namespace v8 |
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