bfd354492e
With this change, we now have ~1200 CellAllocators across both LibJS and LibWeb in a normal WebContent instance. This gives us a minimum heap size of 4.7 MiB in the scenario where we only have one cell allocated per type. Of course, in practice there will be many more of each type, so the effective overhead is quite a bit smaller than that in practice. I left a few types unconverted to this mechanism because I got tired of doing this. :^)
69 lines
1.9 KiB
C++
69 lines
1.9 KiB
C++
/*
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* Copyright (c) 2022, DerpyCrabs <derpycrabs@gmail.com>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#include <LibJS/Heap/Handle.h>
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#include <LibWeb/Bindings/Intrinsics.h>
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#include <LibWeb/Geometry/DOMRect.h>
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#include <LibWeb/Geometry/DOMRectList.h>
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#include <LibWeb/WebIDL/ExceptionOr.h>
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namespace Web::Geometry {
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JS_DEFINE_ALLOCATOR(DOMRectList);
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JS::NonnullGCPtr<DOMRectList> DOMRectList::create(JS::Realm& realm, Vector<JS::Handle<DOMRect>> rect_handles)
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{
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Vector<JS::NonnullGCPtr<DOMRect>> rects;
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for (auto& rect : rect_handles)
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rects.append(*rect);
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return realm.heap().allocate<DOMRectList>(realm, realm, move(rects));
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}
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DOMRectList::DOMRectList(JS::Realm& realm, Vector<JS::NonnullGCPtr<DOMRect>> rects)
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: Bindings::LegacyPlatformObject(realm)
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, m_rects(move(rects))
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{
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}
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DOMRectList::~DOMRectList() = default;
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void DOMRectList::initialize(JS::Realm& realm)
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{
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Base::initialize(realm);
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set_prototype(&Bindings::ensure_web_prototype<Bindings::DOMRectListPrototype>(realm, "DOMRectList"));
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}
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// https://drafts.fxtf.org/geometry-1/#dom-domrectlist-length
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u32 DOMRectList::length() const
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{
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return m_rects.size();
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}
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// https://drafts.fxtf.org/geometry-1/#dom-domrectlist-item
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DOMRect const* DOMRectList::item(u32 index) const
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{
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// The item(index) method, when invoked, must return null when
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// index is greater than or equal to the number of DOMRect objects associated with the DOMRectList.
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// Otherwise, the DOMRect object at index must be returned. Indices are zero-based.
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if (index >= m_rects.size())
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return nullptr;
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return m_rects[index];
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}
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bool DOMRectList::is_supported_property_index(u32 index) const
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{
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return index < m_rects.size();
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}
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WebIDL::ExceptionOr<JS::Value> DOMRectList::item_value(size_t index) const
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{
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if (index >= m_rects.size())
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return JS::js_undefined();
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return m_rects[index].ptr();
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}
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}
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