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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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7804 // chain, which would cause elements to go to dictionary mode and result | 7804 // chain, which would cause elements to go to dictionary mode and result |
7805 // in a map change. | 7805 // in a map change. |
7806 Handle<JSObject> prototype(JSObject::cast(receiver_map->prototype())); | 7806 Handle<JSObject> prototype(JSObject::cast(receiver_map->prototype())); |
7807 BuildCheckPrototypeMaps(prototype, Handle<JSObject>()); | 7807 BuildCheckPrototypeMaps(prototype, Handle<JSObject>()); |
7808 | 7808 |
7809 const int argc = expr->arguments()->length(); | 7809 const int argc = expr->arguments()->length(); |
7810 if (argc != 1) return false; | 7810 if (argc != 1) return false; |
7811 | 7811 |
7812 HValue* value_to_push = Pop(); | 7812 HValue* value_to_push = Pop(); |
7813 HValue* array = Pop(); | 7813 HValue* array = Pop(); |
| 7814 Drop(1); // Drop function. |
7814 | 7815 |
7815 HInstruction* new_size = NULL; | 7816 HInstruction* new_size = NULL; |
7816 HValue* length = NULL; | 7817 HValue* length = NULL; |
7817 | 7818 |
7818 { | 7819 { |
7819 NoObservableSideEffectsScope scope(this); | 7820 NoObservableSideEffectsScope scope(this); |
7820 | 7821 |
7821 length = Add<HLoadNamedField>(array, static_cast<HValue*>(NULL), | 7822 length = Add<HLoadNamedField>(array, static_cast<HValue*>(NULL), |
7822 HObjectAccess::ForArrayLength(elements_kind)); | 7823 HObjectAccess::ForArrayLength(elements_kind)); |
7823 | 7824 |
7824 new_size = AddUncasted<HAdd>(length, graph()->GetConstant1()); | 7825 new_size = AddUncasted<HAdd>(length, graph()->GetConstant1()); |
7825 | 7826 |
7826 bool is_array = receiver_map->instance_type() == JS_ARRAY_TYPE; | 7827 bool is_array = receiver_map->instance_type() == JS_ARRAY_TYPE; |
7827 BuildUncheckedMonomorphicElementAccess(array, length, | 7828 BuildUncheckedMonomorphicElementAccess(array, length, |
7828 value_to_push, is_array, | 7829 value_to_push, is_array, |
7829 elements_kind, STORE, | 7830 elements_kind, STORE, |
7830 NEVER_RETURN_HOLE, | 7831 NEVER_RETURN_HOLE, |
7831 STORE_AND_GROW_NO_TRANSITION); | 7832 STORE_AND_GROW_NO_TRANSITION); |
7832 Add<HSimulate>(expr->id(), REMOVABLE_SIMULATE); | 7833 Add<HSimulate>(expr->id(), REMOVABLE_SIMULATE); |
7833 } | 7834 } |
7834 | 7835 |
7835 Drop(1); // Drop function. | |
7836 ast_context()->ReturnValue(new_size); | 7836 ast_context()->ReturnValue(new_size); |
7837 return true; | 7837 return true; |
7838 } | 7838 } |
7839 default: | 7839 default: |
7840 // Not yet supported for inlining. | 7840 // Not yet supported for inlining. |
7841 break; | 7841 break; |
7842 } | 7842 } |
7843 return false; | 7843 return false; |
7844 } | 7844 } |
7845 | 7845 |
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11672 if (ShouldProduceTraceOutput()) { | 11672 if (ShouldProduceTraceOutput()) { |
11673 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); | 11673 isolate()->GetHTracer()->TraceHydrogen(name(), graph_); |
11674 } | 11674 } |
11675 | 11675 |
11676 #ifdef DEBUG | 11676 #ifdef DEBUG |
11677 graph_->Verify(false); // No full verify. | 11677 graph_->Verify(false); // No full verify. |
11678 #endif | 11678 #endif |
11679 } | 11679 } |
11680 | 11680 |
11681 } } // namespace v8::internal | 11681 } } // namespace v8::internal |
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