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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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1023 | 1023 |
1024 | 1024 |
1025 template <> | 1025 template <> |
1026 HValue* CodeStubGraphBuilder<StoreGlobalStub>::BuildCodeInitializedStub() { | 1026 HValue* CodeStubGraphBuilder<StoreGlobalStub>::BuildCodeInitializedStub() { |
1027 StoreGlobalStub* stub = casted_stub(); | 1027 StoreGlobalStub* stub = casted_stub(); |
1028 Handle<Object> hole(isolate()->heap()->the_hole_value(), isolate()); | 1028 Handle<Object> hole(isolate()->heap()->the_hole_value(), isolate()); |
1029 Handle<Object> placeholer_value(Smi::FromInt(0), isolate()); | 1029 Handle<Object> placeholer_value(Smi::FromInt(0), isolate()); |
1030 Handle<PropertyCell> placeholder_cell = | 1030 Handle<PropertyCell> placeholder_cell = |
1031 isolate()->factory()->NewPropertyCell(placeholer_value); | 1031 isolate()->factory()->NewPropertyCell(placeholer_value); |
1032 | 1032 |
1033 HParameter* receiver = GetParameter(0); | |
1034 HParameter* value = GetParameter(2); | 1033 HParameter* value = GetParameter(2); |
1035 | 1034 |
1036 // Check that the map of the global has not changed: use a placeholder map | 1035 if (stub->check_global()) { |
1037 // that will be replaced later with the global object's map. | 1036 // Check that the map of the global has not changed: use a placeholder map |
1038 Handle<Map> placeholder_map = isolate()->factory()->meta_map(); | 1037 // that will be replaced later with the global object's map. |
1039 Add<HCheckMaps>(receiver, placeholder_map, top_info()); | 1038 Handle<Map> placeholder_map = isolate()->factory()->meta_map(); |
| 1039 HValue* global = Add<HConstant>( |
| 1040 StoreGlobalStub::global_placeholder(isolate())); |
| 1041 Add<HCheckMaps>(global, placeholder_map, top_info()); |
| 1042 } |
1040 | 1043 |
1041 HValue* cell = Add<HConstant>(placeholder_cell); | 1044 HValue* cell = Add<HConstant>(placeholder_cell); |
1042 HObjectAccess access(HObjectAccess::ForCellPayload(isolate())); | 1045 HObjectAccess access(HObjectAccess::ForCellPayload(isolate())); |
1043 HValue* cell_contents = Add<HLoadNamedField>( | 1046 HValue* cell_contents = Add<HLoadNamedField>( |
1044 cell, static_cast<HValue*>(NULL), access); | 1047 cell, static_cast<HValue*>(NULL), access); |
1045 | 1048 |
1046 if (stub->is_constant()) { | 1049 if (stub->is_constant()) { |
1047 IfBuilder builder(this); | 1050 IfBuilder builder(this); |
1048 builder.If<HCompareObjectEqAndBranch>(cell_contents, value); | 1051 builder.If<HCompareObjectEqAndBranch>(cell_contents, value); |
1049 builder.Then(); | 1052 builder.Then(); |
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1396 return BuildRegExpConstructResult(length, index, input); | 1399 return BuildRegExpConstructResult(length, index, input); |
1397 } | 1400 } |
1398 | 1401 |
1399 | 1402 |
1400 Handle<Code> RegExpConstructResultStub::GenerateCode(Isolate* isolate) { | 1403 Handle<Code> RegExpConstructResultStub::GenerateCode(Isolate* isolate) { |
1401 return DoGenerateCode(isolate, this); | 1404 return DoGenerateCode(isolate, this); |
1402 } | 1405 } |
1403 | 1406 |
1404 | 1407 |
1405 } } // namespace v8::internal | 1408 } } // namespace v8::internal |
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