mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-22 07:30:19 +00:00
f87041bf3a
Resulting in a massive rename across almost everywhere! Alongside the namespace change, we now have the following names: * JS::NonnullGCPtr -> GC::Ref * JS::GCPtr -> GC::Ptr * JS::HeapFunction -> GC::Function * JS::CellImpl -> GC::Cell * JS::Handle -> GC::Root
81 lines
2 KiB
C++
81 lines
2 KiB
C++
/*
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* Copyright (c) 2021, Andreas Kling <andreas@ladybird.org>
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* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/HashMap.h>
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#include <AK/IntrusiveList.h>
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#include <AK/Vector.h>
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#include <LibGC/Cell.h>
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#include <LibGC/Forward.h>
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#include <LibGC/HeapRoot.h>
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namespace GC {
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class MarkedVectorBase {
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public:
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virtual void gather_roots(HashMap<Cell*, GC::HeapRoot>&) const = 0;
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protected:
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explicit MarkedVectorBase(Heap&);
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~MarkedVectorBase();
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MarkedVectorBase& operator=(MarkedVectorBase const&);
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Heap* m_heap { nullptr };
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IntrusiveListNode<MarkedVectorBase> m_list_node;
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public:
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using List = IntrusiveList<&MarkedVectorBase::m_list_node>;
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};
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template<typename T, size_t inline_capacity>
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class MarkedVector final
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: public MarkedVectorBase
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, public Vector<T, inline_capacity> {
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public:
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explicit MarkedVector(Heap& heap)
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: MarkedVectorBase(heap)
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{
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}
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virtual ~MarkedVector() = default;
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MarkedVector(MarkedVector const& other)
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: MarkedVectorBase(*other.m_heap)
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, Vector<T, inline_capacity>(other)
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{
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}
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MarkedVector(MarkedVector&& other)
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: MarkedVectorBase(*other.m_heap)
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, Vector<T, inline_capacity>(move(static_cast<Vector<T, inline_capacity>&>(other)))
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{
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}
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MarkedVector& operator=(MarkedVector const& other)
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{
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Vector<T, inline_capacity>::operator=(other);
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MarkedVectorBase::operator=(other);
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return *this;
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}
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virtual void gather_roots(HashMap<Cell*, GC::HeapRoot>& roots) const override
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{
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for (auto& value : *this) {
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if constexpr (IsBaseOf<NanBoxedValue, T>) {
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if (value.is_cell())
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roots.set(&const_cast<T&>(value).as_cell(), HeapRoot { .type = HeapRoot::Type::MarkedVector });
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} else {
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roots.set(value, HeapRoot { .type = HeapRoot::Type::MarkedVector });
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}
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}
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}
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};
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}
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