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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 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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1644 __ mov(r1, Operand(constant_properties)); | 1644 __ mov(r1, Operand(constant_properties)); |
1645 int flags = expr->fast_elements() | 1645 int flags = expr->fast_elements() |
1646 ? ObjectLiteral::kFastElements | 1646 ? ObjectLiteral::kFastElements |
1647 : ObjectLiteral::kNoFlags; | 1647 : ObjectLiteral::kNoFlags; |
1648 flags |= expr->has_function() | 1648 flags |= expr->has_function() |
1649 ? ObjectLiteral::kHasFunction | 1649 ? ObjectLiteral::kHasFunction |
1650 : ObjectLiteral::kNoFlags; | 1650 : ObjectLiteral::kNoFlags; |
1651 __ mov(r0, Operand(Smi::FromInt(flags))); | 1651 __ mov(r0, Operand(Smi::FromInt(flags))); |
1652 int properties_count = constant_properties->length() / 2; | 1652 int properties_count = constant_properties->length() / 2; |
1653 if ((FLAG_track_double_fields && expr->may_store_doubles()) || | 1653 if ((FLAG_track_double_fields && expr->may_store_doubles()) || |
1654 expr->depth() > 1) { | 1654 expr->depth() > 1 || Serializer::enabled() || |
| 1655 flags != ObjectLiteral::kFastElements || |
| 1656 properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) { |
1655 __ Push(r3, r2, r1, r0); | 1657 __ Push(r3, r2, r1, r0); |
1656 __ CallRuntime(Runtime::kCreateObjectLiteral, 4); | 1658 __ CallRuntime(Runtime::kCreateObjectLiteral, 4); |
1657 } else if (Serializer::enabled() || flags != ObjectLiteral::kFastElements || | |
1658 properties_count > FastCloneShallowObjectStub::kMaximumClonedProperties) { | |
1659 __ Push(r3, r2, r1, r0); | |
1660 __ CallRuntime(Runtime::kCreateObjectLiteralShallow, 4); | |
1661 } else { | 1659 } else { |
1662 FastCloneShallowObjectStub stub(properties_count); | 1660 FastCloneShallowObjectStub stub(properties_count); |
1663 __ CallStub(&stub); | 1661 __ CallStub(&stub); |
1664 } | 1662 } |
1665 | 1663 |
1666 // If result_saved is true the result is on top of the stack. If | 1664 // If result_saved is true the result is on top of the stack. If |
1667 // result_saved is false the result is in r0. | 1665 // result_saved is false the result is in r0. |
1668 bool result_saved = false; | 1666 bool result_saved = false; |
1669 | 1667 |
1670 // Mark all computed expressions that are bound to a key that | 1668 // Mark all computed expressions that are bound to a key that |
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4890 *context_length = 0; | 4888 *context_length = 0; |
4891 return previous_; | 4889 return previous_; |
4892 } | 4890 } |
4893 | 4891 |
4894 | 4892 |
4895 #undef __ | 4893 #undef __ |
4896 | 4894 |
4897 } } // namespace v8::internal | 4895 } } // namespace v8::internal |
4898 | 4896 |
4899 #endif // V8_TARGET_ARCH_ARM | 4897 #endif // V8_TARGET_ARCH_ARM |
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