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Issue 26807003: Add a slow stub for store ICs. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 2 months ago
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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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1642 1642
1643 Handle<Code> StoreIC::ComputeStoreHandler(LookupResult* lookup, 1643 Handle<Code> StoreIC::ComputeStoreHandler(LookupResult* lookup,
1644 Handle<JSObject> receiver, 1644 Handle<JSObject> receiver,
1645 Handle<String> name, 1645 Handle<String> name,
1646 Handle<Object> value) { 1646 Handle<Object> value) {
1647 Handle<Code> code = isolate()->stub_cache()->FindHandler( 1647 Handle<Code> code = isolate()->stub_cache()->FindHandler(
1648 name, receiver, kind(), strict_mode()); 1648 name, receiver, kind(), strict_mode());
1649 if (!code.is_null()) return code; 1649 if (!code.is_null()) return code;
1650 1650
1651 code = CompileStoreHandler(lookup, receiver, name, value); 1651 code = CompileStoreHandler(lookup, receiver, name, value);
1652 if (code.is_null()) return generic_stub(); 1652 if (code.is_null()) return slow_stub();
1653 1653
1654 if (code->is_handler() && code->type() != Code::NORMAL) { 1654 if (code->is_handler() && code->type() != Code::NORMAL) {
1655 HeapObject::UpdateMapCodeCache(receiver, name, code); 1655 HeapObject::UpdateMapCodeCache(receiver, name, code);
1656 } 1656 }
1657 1657
1658 return code; 1658 return code;
1659 } 1659 }
1660 1660
1661 1661
1662 Handle<Code> StoreIC::CompileStoreHandler(LookupResult* lookup, 1662 Handle<Code> StoreIC::CompileStoreHandler(LookupResult* lookup,
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2819 #undef ADDR 2819 #undef ADDR
2820 }; 2820 };
2821 2821
2822 2822
2823 Address IC::AddressFromUtilityId(IC::UtilityId id) { 2823 Address IC::AddressFromUtilityId(IC::UtilityId id) {
2824 return IC_utilities[id]; 2824 return IC_utilities[id];
2825 } 2825 }
2826 2826
2827 2827
2828 } } // namespace v8::internal 2828 } } // namespace v8::internal
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