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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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4516 } else { | 4516 } else { |
4517 // Non-negative property indices are in the properties array. | 4517 // Non-negative property indices are in the properties array. |
4518 int offset = (index * kPointerSize) + FixedArray::kHeaderSize; | 4518 int offset = (index * kPointerSize) + FixedArray::kHeaderSize; |
4519 return new(zone()) HLoadNamedField(object, false, offset); | 4519 return new(zone()) HLoadNamedField(object, false, offset); |
4520 } | 4520 } |
4521 } | 4521 } |
4522 | 4522 |
4523 | 4523 |
4524 HInstruction* HGraphBuilder::BuildLoadNamedGeneric(HValue* obj, | 4524 HInstruction* HGraphBuilder::BuildLoadNamedGeneric(HValue* obj, |
4525 Property* expr) { | 4525 Property* expr) { |
| 4526 if (expr->IsUninitialized()) { |
| 4527 AddInstruction(new(zone()) HSoftDeoptimize); |
| 4528 current_block()->MarkAsDeoptimizing(); |
| 4529 } |
4526 ASSERT(expr->key()->IsPropertyName()); | 4530 ASSERT(expr->key()->IsPropertyName()); |
4527 Handle<Object> name = expr->key()->AsLiteral()->handle(); | 4531 Handle<Object> name = expr->key()->AsLiteral()->handle(); |
4528 HValue* context = environment()->LookupContext(); | 4532 HValue* context = environment()->LookupContext(); |
4529 return new(zone()) HLoadNamedGeneric(context, obj, name); | 4533 return new(zone()) HLoadNamedGeneric(context, obj, name); |
4530 } | 4534 } |
4531 | 4535 |
4532 | 4536 |
4533 HInstruction* HGraphBuilder::BuildLoadNamed(HValue* obj, | 4537 HInstruction* HGraphBuilder::BuildLoadNamed(HValue* obj, |
4534 Property* expr, | 4538 Property* expr, |
4535 Handle<Map> map, | 4539 Handle<Map> map, |
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8161 } | 8165 } |
8162 } | 8166 } |
8163 | 8167 |
8164 #ifdef DEBUG | 8168 #ifdef DEBUG |
8165 if (graph_ != NULL) graph_->Verify(false); // No full verify. | 8169 if (graph_ != NULL) graph_->Verify(false); // No full verify. |
8166 if (allocator_ != NULL) allocator_->Verify(); | 8170 if (allocator_ != NULL) allocator_->Verify(); |
8167 #endif | 8171 #endif |
8168 } | 8172 } |
8169 | 8173 |
8170 } } // namespace v8::internal | 8174 } } // namespace v8::internal |
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