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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 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #include "src/ic/ic.h" | 5 #include "src/ic/ic.h" |
6 | 6 |
7 #include "src/accessors.h" | 7 #include "src/accessors.h" |
8 #include "src/api.h" | 8 #include "src/api.h" |
9 #include "src/api-arguments.h" | 9 #include "src/api-arguments.h" |
10 #include "src/arguments.h" | 10 #include "src/arguments.h" |
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1045 if (accessors->IsAccessorPair()) { | 1045 if (accessors->IsAccessorPair()) { |
1046 if (!holder->HasFastProperties()) break; | 1046 if (!holder->HasFastProperties()) break; |
1047 // When debugging we need to go the slow path to flood the accessor. | 1047 // When debugging we need to go the slow path to flood the accessor. |
1048 if (GetSharedFunctionInfo()->HasDebugInfo()) break; | 1048 if (GetSharedFunctionInfo()->HasDebugInfo()) break; |
1049 Handle<Object> getter(Handle<AccessorPair>::cast(accessors)->getter(), | 1049 Handle<Object> getter(Handle<AccessorPair>::cast(accessors)->getter(), |
1050 isolate()); | 1050 isolate()); |
1051 CallOptimization call_optimization(getter); | 1051 CallOptimization call_optimization(getter); |
1052 NamedLoadHandlerCompiler compiler(isolate(), map, holder, | 1052 NamedLoadHandlerCompiler compiler(isolate(), map, holder, |
1053 cache_holder); | 1053 cache_holder); |
1054 if (call_optimization.is_simple_api_call()) { | 1054 if (call_optimization.is_simple_api_call()) { |
| 1055 if (FLAG_runtime_call_stats) break; |
1055 int index = lookup->GetAccessorIndex(); | 1056 int index = lookup->GetAccessorIndex(); |
1056 return compiler.CompileLoadCallback(lookup->name(), | 1057 return compiler.CompileLoadCallback(lookup->name(), |
1057 call_optimization, index); | 1058 call_optimization, index); |
1058 } | 1059 } |
1059 int expected_arguments = Handle<JSFunction>::cast(getter) | 1060 int expected_arguments = Handle<JSFunction>::cast(getter) |
1060 ->shared() | 1061 ->shared() |
1061 ->internal_formal_parameter_count(); | 1062 ->internal_formal_parameter_count(); |
1062 return compiler.CompileLoadViaGetter( | 1063 return compiler.CompileLoadViaGetter( |
1063 lookup->name(), lookup->GetAccessorIndex(), expected_arguments); | 1064 lookup->name(), lookup->GetAccessorIndex(), expected_arguments); |
1064 } else if (accessors->IsAccessorInfo()) { | 1065 } else if (accessors->IsAccessorInfo()) { |
1065 Handle<AccessorInfo> info = Handle<AccessorInfo>::cast(accessors); | 1066 Handle<AccessorInfo> info = Handle<AccessorInfo>::cast(accessors); |
1066 if (v8::ToCData<Address>(info->getter()) == nullptr) break; | 1067 if (v8::ToCData<Address>(info->getter()) == nullptr) break; |
1067 if (!AccessorInfo::IsCompatibleReceiverMap(isolate(), info, map)) { | 1068 if (!AccessorInfo::IsCompatibleReceiverMap(isolate(), info, map)) { |
1068 // This case should be already handled in LoadIC::UpdateCaches. | 1069 // This case should be already handled in LoadIC::UpdateCaches. |
1069 UNREACHABLE(); | 1070 UNREACHABLE(); |
1070 break; | 1071 break; |
1071 } | 1072 } |
1072 if (!holder->HasFastProperties()) break; | 1073 if (!holder->HasFastProperties()) break; |
| 1074 if (FLAG_runtime_call_stats) break; |
1073 if (receiver_is_holder) { | 1075 if (receiver_is_holder) { |
1074 int index = lookup->GetAccessorIndex(); | 1076 int index = lookup->GetAccessorIndex(); |
1075 LoadApiGetterStub stub(isolate(), true, index); | 1077 LoadApiGetterStub stub(isolate(), true, index); |
1076 return stub.GetCode(); | 1078 return stub.GetCode(); |
1077 } | 1079 } |
1078 NamedLoadHandlerCompiler compiler(isolate(), map, holder, | 1080 NamedLoadHandlerCompiler compiler(isolate(), map, holder, |
1079 cache_holder); | 1081 cache_holder); |
1080 return compiler.CompileLoadCallback(lookup->name(), info); | 1082 return compiler.CompileLoadCallback(lookup->name(), info); |
1081 } | 1083 } |
1082 } | 1084 } |
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1545 TRACE_GENERIC_IC(isolate(), "StoreIC", | 1547 TRACE_GENERIC_IC(isolate(), "StoreIC", |
1546 "special data property in prototype chain"); | 1548 "special data property in prototype chain"); |
1547 break; | 1549 break; |
1548 } | 1550 } |
1549 if (!AccessorInfo::IsCompatibleReceiverMap(isolate(), info, | 1551 if (!AccessorInfo::IsCompatibleReceiverMap(isolate(), info, |
1550 receiver_map())) { | 1552 receiver_map())) { |
1551 TRACE_GENERIC_IC(isolate(), "StoreIC", "incompatible receiver type"); | 1553 TRACE_GENERIC_IC(isolate(), "StoreIC", "incompatible receiver type"); |
1552 break; | 1554 break; |
1553 } | 1555 } |
1554 NamedStoreHandlerCompiler compiler(isolate(), receiver_map(), holder); | 1556 NamedStoreHandlerCompiler compiler(isolate(), receiver_map(), holder); |
| 1557 if (FLAG_runtime_call_stats) break; |
1555 return compiler.CompileStoreCallback(receiver, lookup->name(), info, | 1558 return compiler.CompileStoreCallback(receiver, lookup->name(), info, |
1556 language_mode()); | 1559 language_mode()); |
1557 } else if (accessors->IsAccessorPair()) { | 1560 } else if (accessors->IsAccessorPair()) { |
1558 Handle<Object> setter(Handle<AccessorPair>::cast(accessors)->setter(), | 1561 Handle<Object> setter(Handle<AccessorPair>::cast(accessors)->setter(), |
1559 isolate()); | 1562 isolate()); |
1560 if (!setter->IsJSFunction() && !setter->IsFunctionTemplateInfo()) { | 1563 if (!setter->IsJSFunction() && !setter->IsFunctionTemplateInfo()) { |
1561 TRACE_GENERIC_IC(isolate(), "StoreIC", "setter not a function"); | 1564 TRACE_GENERIC_IC(isolate(), "StoreIC", "setter not a function"); |
1562 break; | 1565 break; |
1563 } | 1566 } |
1564 CallOptimization call_optimization(setter); | 1567 CallOptimization call_optimization(setter); |
1565 NamedStoreHandlerCompiler compiler(isolate(), receiver_map(), holder); | 1568 NamedStoreHandlerCompiler compiler(isolate(), receiver_map(), holder); |
1566 if (call_optimization.is_simple_api_call()) { | 1569 if (call_optimization.is_simple_api_call()) { |
1567 if (call_optimization.IsCompatibleReceiver(receiver, holder)) { | 1570 if (call_optimization.IsCompatibleReceiver(receiver, holder)) { |
| 1571 if (FLAG_runtime_call_stats) break; |
1568 return compiler.CompileStoreCallback(receiver, lookup->name(), | 1572 return compiler.CompileStoreCallback(receiver, lookup->name(), |
1569 call_optimization, | 1573 call_optimization, |
1570 lookup->GetAccessorIndex()); | 1574 lookup->GetAccessorIndex()); |
1571 } | 1575 } |
1572 TRACE_GENERIC_IC(isolate(), "StoreIC", "incompatible receiver"); | 1576 TRACE_GENERIC_IC(isolate(), "StoreIC", "incompatible receiver"); |
1573 break; | 1577 break; |
1574 } | 1578 } |
1575 int expected_arguments = JSFunction::cast(*setter) | 1579 int expected_arguments = JSFunction::cast(*setter) |
1576 ->shared() | 1580 ->shared() |
1577 ->internal_formal_parameter_count(); | 1581 ->internal_formal_parameter_count(); |
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2744 KeyedLoadICNexus nexus(vector, vector_slot); | 2748 KeyedLoadICNexus nexus(vector, vector_slot); |
2745 KeyedLoadIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus); | 2749 KeyedLoadIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus); |
2746 ic.UpdateState(receiver, key); | 2750 ic.UpdateState(receiver, key); |
2747 ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, result, ic.Load(receiver, key)); | 2751 ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, result, ic.Load(receiver, key)); |
2748 } | 2752 } |
2749 | 2753 |
2750 return *result; | 2754 return *result; |
2751 } | 2755 } |
2752 } // namespace internal | 2756 } // namespace internal |
2753 } // namespace v8 | 2757 } // namespace v8 |
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