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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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929 for (int j = 0; j < kSecondaryTableSize; j++) { | 929 for (int j = 0; j < kSecondaryTableSize; j++) { |
930 secondary_[j].key = heap()->empty_string(); | 930 secondary_[j].key = heap()->empty_string(); |
931 secondary_[j].value = empty; | 931 secondary_[j].value = empty; |
932 } | 932 } |
933 } | 933 } |
934 | 934 |
935 | 935 |
936 void StubCache::CollectMatchingMaps(SmallMapList* types, | 936 void StubCache::CollectMatchingMaps(SmallMapList* types, |
937 String* name, | 937 String* name, |
938 Code::Flags flags, | 938 Code::Flags flags, |
939 Handle<Context> global_context, | 939 Handle<Context> native_context, |
940 Zone* zone) { | 940 Zone* zone) { |
941 for (int i = 0; i < kPrimaryTableSize; i++) { | 941 for (int i = 0; i < kPrimaryTableSize; i++) { |
942 if (primary_[i].key == name) { | 942 if (primary_[i].key == name) { |
943 Map* map = primary_[i].value->FindFirstMap(); | 943 Map* map = primary_[i].value->FindFirstMap(); |
944 // Map can be NULL, if the stub is constant function call | 944 // Map can be NULL, if the stub is constant function call |
945 // with a primitive receiver. | 945 // with a primitive receiver. |
946 if (map == NULL) continue; | 946 if (map == NULL) continue; |
947 | 947 |
948 int offset = PrimaryOffset(name, flags, map); | 948 int offset = PrimaryOffset(name, flags, map); |
949 if (entry(primary_, offset) == &primary_[i] && | 949 if (entry(primary_, offset) == &primary_[i] && |
950 !TypeFeedbackOracle::CanRetainOtherContext(map, *global_context)) { | 950 !TypeFeedbackOracle::CanRetainOtherContext(map, *native_context)) { |
951 types->Add(Handle<Map>(map), zone); | 951 types->Add(Handle<Map>(map), zone); |
952 } | 952 } |
953 } | 953 } |
954 } | 954 } |
955 | 955 |
956 for (int i = 0; i < kSecondaryTableSize; i++) { | 956 for (int i = 0; i < kSecondaryTableSize; i++) { |
957 if (secondary_[i].key == name) { | 957 if (secondary_[i].key == name) { |
958 Map* map = secondary_[i].value->FindFirstMap(); | 958 Map* map = secondary_[i].value->FindFirstMap(); |
959 // Map can be NULL, if the stub is constant function call | 959 // Map can be NULL, if the stub is constant function call |
960 // with a primitive receiver. | 960 // with a primitive receiver. |
961 if (map == NULL) continue; | 961 if (map == NULL) continue; |
962 | 962 |
963 // Lookup in primary table and skip duplicates. | 963 // Lookup in primary table and skip duplicates. |
964 int primary_offset = PrimaryOffset(name, flags, map); | 964 int primary_offset = PrimaryOffset(name, flags, map); |
965 Entry* primary_entry = entry(primary_, primary_offset); | 965 Entry* primary_entry = entry(primary_, primary_offset); |
966 if (primary_entry->key == name) { | 966 if (primary_entry->key == name) { |
967 Map* primary_map = primary_entry->value->FindFirstMap(); | 967 Map* primary_map = primary_entry->value->FindFirstMap(); |
968 if (map == primary_map) continue; | 968 if (map == primary_map) continue; |
969 } | 969 } |
970 | 970 |
971 // Lookup in secondary table and add matches. | 971 // Lookup in secondary table and add matches. |
972 int offset = SecondaryOffset(name, flags, primary_offset); | 972 int offset = SecondaryOffset(name, flags, primary_offset); |
973 if (entry(secondary_, offset) == &secondary_[i] && | 973 if (entry(secondary_, offset) == &secondary_[i] && |
974 !TypeFeedbackOracle::CanRetainOtherContext(map, *global_context)) { | 974 !TypeFeedbackOracle::CanRetainOtherContext(map, *native_context)) { |
975 types->Add(Handle<Map>(map), zone); | 975 types->Add(Handle<Map>(map), zone); |
976 } | 976 } |
977 } | 977 } |
978 } | 978 } |
979 } | 979 } |
980 | 980 |
981 | 981 |
982 // ------------------------------------------------------------------------ | 982 // ------------------------------------------------------------------------ |
983 // StubCompiler implementation. | 983 // StubCompiler implementation. |
984 | 984 |
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1573 Handle<FunctionTemplateInfo>( | 1573 Handle<FunctionTemplateInfo>( |
1574 FunctionTemplateInfo::cast(signature->receiver())); | 1574 FunctionTemplateInfo::cast(signature->receiver())); |
1575 } | 1575 } |
1576 } | 1576 } |
1577 | 1577 |
1578 is_simple_api_call_ = true; | 1578 is_simple_api_call_ = true; |
1579 } | 1579 } |
1580 | 1580 |
1581 | 1581 |
1582 } } // namespace v8::internal | 1582 } } // namespace v8::internal |
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