OLD | NEW |
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 // |
(...skipping 1809 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
1820 if (double_array->is_the_hole(i)) { | 1820 if (double_array->is_the_hole(i)) { |
1821 TransitionElementsKind(object, FAST_HOLEY_DOUBLE_ELEMENTS); | 1821 TransitionElementsKind(object, FAST_HOLEY_DOUBLE_ELEMENTS); |
1822 return; | 1822 return; |
1823 } | 1823 } |
1824 } | 1824 } |
1825 TransitionElementsKind(object, FAST_DOUBLE_ELEMENTS); | 1825 TransitionElementsKind(object, FAST_DOUBLE_ELEMENTS); |
1826 } | 1826 } |
1827 } | 1827 } |
1828 | 1828 |
1829 | 1829 |
1830 bool JSObject::WouldConvertToSlowElements(Handle<Object> key) { | |
1831 uint32_t index; | |
1832 return key->ToArrayIndex(&index) && WouldConvertToSlowElements(index); | |
1833 } | |
1834 | |
1835 | |
1836 void JSObject::SetMapAndElements(Handle<JSObject> object, | 1830 void JSObject::SetMapAndElements(Handle<JSObject> object, |
1837 Handle<Map> new_map, | 1831 Handle<Map> new_map, |
1838 Handle<FixedArrayBase> value) { | 1832 Handle<FixedArrayBase> value) { |
1839 JSObject::MigrateToMap(object, new_map); | 1833 JSObject::MigrateToMap(object, new_map); |
1840 DCHECK((object->map()->has_fast_smi_or_object_elements() || | 1834 DCHECK((object->map()->has_fast_smi_or_object_elements() || |
1841 (*value == object->GetHeap()->empty_fixed_array())) == | 1835 (*value == object->GetHeap()->empty_fixed_array())) == |
1842 (value->map() == object->GetHeap()->fixed_array_map() || | 1836 (value->map() == object->GetHeap()->fixed_array_map() || |
1843 value->map() == object->GetHeap()->fixed_cow_array_map())); | 1837 value->map() == object->GetHeap()->fixed_cow_array_map())); |
1844 DCHECK((*value == object->GetHeap()->empty_fixed_array()) || | 1838 DCHECK((*value == object->GetHeap()->empty_fixed_array()) || |
1845 (object->map()->has_fast_double_elements() == | 1839 (object->map()->has_fast_double_elements() == |
(...skipping 5573 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
7419 #undef READ_SHORT_FIELD | 7413 #undef READ_SHORT_FIELD |
7420 #undef WRITE_SHORT_FIELD | 7414 #undef WRITE_SHORT_FIELD |
7421 #undef READ_BYTE_FIELD | 7415 #undef READ_BYTE_FIELD |
7422 #undef WRITE_BYTE_FIELD | 7416 #undef WRITE_BYTE_FIELD |
7423 #undef NOBARRIER_READ_BYTE_FIELD | 7417 #undef NOBARRIER_READ_BYTE_FIELD |
7424 #undef NOBARRIER_WRITE_BYTE_FIELD | 7418 #undef NOBARRIER_WRITE_BYTE_FIELD |
7425 | 7419 |
7426 } } // namespace v8::internal | 7420 } } // namespace v8::internal |
7427 | 7421 |
7428 #endif // V8_OBJECTS_INL_H_ | 7422 #endif // V8_OBJECTS_INL_H_ |
OLD | NEW |