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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 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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5206 HInstruction* literal; | 5206 HInstruction* literal; |
5207 | 5207 |
5208 Handle<AllocationSite> site; | 5208 Handle<AllocationSite> site; |
5209 Handle<FixedArray> literals(environment()->closure()->literals(), isolate()); | 5209 Handle<FixedArray> literals(environment()->closure()->literals(), isolate()); |
5210 bool uninitialized = false; | 5210 bool uninitialized = false; |
5211 Handle<Object> literals_cell(literals->get(expr->literal_index()), | 5211 Handle<Object> literals_cell(literals->get(expr->literal_index()), |
5212 isolate()); | 5212 isolate()); |
5213 Handle<JSObject> boilerplate_object; | 5213 Handle<JSObject> boilerplate_object; |
5214 if (literals_cell->IsUndefined()) { | 5214 if (literals_cell->IsUndefined()) { |
5215 uninitialized = true; | 5215 uninitialized = true; |
5216 Handle<Object> raw_boilerplate = Runtime::CreateArrayLiteralBoilerplate( | 5216 Handle<Object> raw_boilerplate; |
5217 isolate(), literals, expr->constant_elements()); | 5217 ASSIGN_RETURN_ON_EXCEPTION_VALUE( |
5218 if (raw_boilerplate.is_null()) { | 5218 isolate(), raw_boilerplate, |
5219 return Bailout(kArrayBoilerplateCreationFailed); | 5219 Runtime::CreateArrayLiteralBoilerplate( |
5220 } | 5220 isolate(), literals, expr->constant_elements()), |
| 5221 Bailout(kArrayBoilerplateCreationFailed)); |
5221 | 5222 |
5222 boilerplate_object = Handle<JSObject>::cast(raw_boilerplate); | 5223 boilerplate_object = Handle<JSObject>::cast(raw_boilerplate); |
5223 AllocationSiteCreationContext creation_context(isolate()); | 5224 AllocationSiteCreationContext creation_context(isolate()); |
5224 site = creation_context.EnterNewScope(); | 5225 site = creation_context.EnterNewScope(); |
5225 if (JSObject::DeepWalk(boilerplate_object, &creation_context).is_null()) { | 5226 if (JSObject::DeepWalk(boilerplate_object, &creation_context).is_null()) { |
5226 return Bailout(kArrayBoilerplateCreationFailed); | 5227 return Bailout(kArrayBoilerplateCreationFailed); |
5227 } | 5228 } |
5228 creation_context.ExitScope(site, boilerplate_object); | 5229 creation_context.ExitScope(site, boilerplate_object); |
5229 literals->set(expr->literal_index(), *site); | 5230 literals->set(expr->literal_index(), *site); |
5230 | 5231 |
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11501 if (ShouldProduceTraceOutput()) { | 11502 if (ShouldProduceTraceOutput()) { |
11502 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); | 11503 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); |
11503 } | 11504 } |
11504 | 11505 |
11505 #ifdef DEBUG | 11506 #ifdef DEBUG |
11506 graph_->Verify(false); // No full verify. | 11507 graph_->Verify(false); // No full verify. |
11507 #endif | 11508 #endif |
11508 } | 11509 } |
11509 | 11510 |
11510 } } // namespace v8::internal | 11511 } } // namespace v8::internal |
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