mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2024-11-21 15:10:19 +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++
/*
|
|
* Copyright (c) 2021, Andreas Kling <andreas@ladybird.org>
|
|
* Copyright (c) 2022, Linus Groh <linusg@serenityos.org>
|
|
*
|
|
* SPDX-License-Identifier: BSD-2-Clause
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
#include <AK/HashMap.h>
|
|
#include <AK/IntrusiveList.h>
|
|
#include <AK/Vector.h>
|
|
#include <LibGC/Cell.h>
|
|
#include <LibGC/Forward.h>
|
|
#include <LibGC/HeapRoot.h>
|
|
|
|
namespace GC {
|
|
|
|
class MarkedVectorBase {
|
|
public:
|
|
virtual void gather_roots(HashMap<Cell*, GC::HeapRoot>&) const = 0;
|
|
|
|
protected:
|
|
explicit MarkedVectorBase(Heap&);
|
|
~MarkedVectorBase();
|
|
|
|
MarkedVectorBase& operator=(MarkedVectorBase const&);
|
|
|
|
Heap* m_heap { nullptr };
|
|
IntrusiveListNode<MarkedVectorBase> m_list_node;
|
|
|
|
public:
|
|
using List = IntrusiveList<&MarkedVectorBase::m_list_node>;
|
|
};
|
|
|
|
template<typename T, size_t inline_capacity>
|
|
class MarkedVector final
|
|
: public MarkedVectorBase
|
|
, public Vector<T, inline_capacity> {
|
|
|
|
public:
|
|
explicit MarkedVector(Heap& heap)
|
|
: MarkedVectorBase(heap)
|
|
{
|
|
}
|
|
|
|
virtual ~MarkedVector() = default;
|
|
|
|
MarkedVector(MarkedVector const& other)
|
|
: MarkedVectorBase(*other.m_heap)
|
|
, Vector<T, inline_capacity>(other)
|
|
{
|
|
}
|
|
|
|
MarkedVector(MarkedVector&& other)
|
|
: MarkedVectorBase(*other.m_heap)
|
|
, Vector<T, inline_capacity>(move(static_cast<Vector<T, inline_capacity>&>(other)))
|
|
{
|
|
}
|
|
|
|
MarkedVector& operator=(MarkedVector const& other)
|
|
{
|
|
Vector<T, inline_capacity>::operator=(other);
|
|
MarkedVectorBase::operator=(other);
|
|
return *this;
|
|
}
|
|
|
|
virtual void gather_roots(HashMap<Cell*, GC::HeapRoot>& roots) const override
|
|
{
|
|
for (auto& value : *this) {
|
|
if constexpr (IsBaseOf<NanBoxedValue, T>) {
|
|
if (value.is_cell())
|
|
roots.set(&const_cast<T&>(value).as_cell(), HeapRoot { .type = HeapRoot::Type::MarkedVector });
|
|
} else {
|
|
roots.set(value, HeapRoot { .type = HeapRoot::Type::MarkedVector });
|
|
}
|
|
}
|
|
}
|
|
};
|
|
|
|
}
|