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Issue 18847002: Unrevert "Derive synthetic type bounds for expressions" (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Created 7 years, 5 months ago
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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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15843 15843
15844 MaybeObject* PropertyCell::SetValueInferType(Object* value, 15844 MaybeObject* PropertyCell::SetValueInferType(Object* value,
15845 WriteBarrierMode ignored) { 15845 WriteBarrierMode ignored) {
15846 set_value(value, ignored); 15846 set_value(value, ignored);
15847 if (!Type::Any()->Is(type())) { 15847 if (!Type::Any()->Is(type())) {
15848 IdempotentPointerToHandleCodeTrampoline trampoline(GetIsolate()); 15848 IdempotentPointerToHandleCodeTrampoline trampoline(GetIsolate());
15849 MaybeObject* maybe_type = trampoline.CallWithReturnValue( 15849 MaybeObject* maybe_type = trampoline.CallWithReturnValue(
15850 &PropertyCell::UpdateType, 15850 &PropertyCell::UpdateType,
15851 Handle<PropertyCell>(this), 15851 Handle<PropertyCell>(this),
15852 Handle<Object>(value, GetIsolate())); 15852 Handle<Object>(value, GetIsolate()));
15853 Type* new_type; 15853 Type* new_type = NULL;
15854 if (maybe_type->To(&new_type)) return maybe_type; 15854 if (maybe_type->To(&new_type)) return maybe_type;
15855 set_type(new_type); 15855 set_type(new_type);
15856 } 15856 }
15857 return value; 15857 return value;
15858 } 15858 }
15859 15859
15860 15860
15861 void PropertyCell::AddDependentCompilationInfo(CompilationInfo* info) { 15861 void PropertyCell::AddDependentCompilationInfo(CompilationInfo* info) {
15862 Handle<DependentCode> dep(dependent_code()); 15862 Handle<DependentCode> dep(dependent_code());
15863 Handle<DependentCode> codes = 15863 Handle<DependentCode> codes =
15864 DependentCode::Insert(dep, DependentCode::kPropertyCellChangedGroup, 15864 DependentCode::Insert(dep, DependentCode::kPropertyCellChangedGroup,
15865 info->object_wrapper()); 15865 info->object_wrapper());
15866 if (*codes != dependent_code()) set_dependent_code(*codes); 15866 if (*codes != dependent_code()) set_dependent_code(*codes);
15867 info->dependencies(DependentCode::kPropertyCellChangedGroup)->Add( 15867 info->dependencies(DependentCode::kPropertyCellChangedGroup)->Add(
15868 Handle<HeapObject>(this), info->zone()); 15868 Handle<HeapObject>(this), info->zone());
15869 } 15869 }
15870 15870
15871 15871
15872 void PropertyCell::AddDependentCode(Handle<Code> code) { 15872 void PropertyCell::AddDependentCode(Handle<Code> code) {
15873 Handle<DependentCode> codes = DependentCode::Insert( 15873 Handle<DependentCode> codes = DependentCode::Insert(
15874 Handle<DependentCode>(dependent_code()), 15874 Handle<DependentCode>(dependent_code()),
15875 DependentCode::kPropertyCellChangedGroup, code); 15875 DependentCode::kPropertyCellChangedGroup, code);
15876 if (*codes != dependent_code()) set_dependent_code(*codes); 15876 if (*codes != dependent_code()) set_dependent_code(*codes);
15877 } 15877 }
15878 15878
15879 15879
15880 } } // namespace v8::internal 15880 } } // namespace v8::internal
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