mirror of
https://github.com/oven-sh/bun
synced 2026-02-15 13:22:07 +00:00
95 lines
2.7 KiB
C++
95 lines
2.7 KiB
C++
#pragma once
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#include "BunBuiltinNames.h"
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#include "root.h"
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#include <JavaScriptCore/BuiltinUtils.h>
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#include <JavaScriptCore/IsoSubspacePerVM.h>
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#include <JavaScriptCore/JSDestructibleObjectHeapCellType.h>
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#include <wtf/HashSet.h>
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#include <wtf/RefPtr.h>
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namespace Bun {
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using namespace JSC;
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enum class UseCustomHeapCellType { Yes,
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No };
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class JSHeapData {
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WTF_MAKE_NONCOPYABLE(JSHeapData);
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WTF_MAKE_FAST_ALLOCATED;
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friend class JSVMClientData;
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public:
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JSHeapData(JSC::Heap&);
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static JSHeapData* ensureHeapData(JSC::Heap&);
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Lock& lock() { return m_lock; }
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// ExtendedDOMIsoSubspaces& subspaces() { return *m_subspaces.get(); }
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Vector<JSC::IsoSubspace*>& outputConstraintSpaces() { return m_outputConstraintSpaces; }
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template<typename Func>
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void forEachOutputConstraintSpace(const Func& func)
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{
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for (auto* space : m_outputConstraintSpaces)
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func(*space);
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}
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JSC::IsoSubspace m_domNamespaceObjectSpace;
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private:
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Lock m_lock;
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private:
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// std::unique_ptr<ExtendedDOMIsoSubspaces> m_subspaces;
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Vector<JSC::IsoSubspace*> m_outputConstraintSpaces;
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};
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class JSVMClientData : public JSC::VM::ClientData {
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WTF_MAKE_NONCOPYABLE(JSVMClientData);
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WTF_MAKE_FAST_ALLOCATED;
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public:
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explicit JSVMClientData(JSC::VM&);
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virtual ~JSVMClientData();
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static void create(JSC::VM*);
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JSHeapData& heapData() { return *m_heapData; }
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BunBuiltinNames& builtinNames() { return m_builtinNames; }
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// ExtendedDOMClientIsoSubspaces& clientSubspaces() { return *m_clientSubspaces.get(); }
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// Vector<JSC::IsoSubspace *> &outputConstraintSpaces() { return m_outputConstraintSpaces; }
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// template<typename Func> void forEachOutputConstraintSpace(const Func& func)
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// {
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// for (auto* space : m_outputConstraintSpaces)
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// func(*space);
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// }
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private:
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BunBuiltinNames m_builtinNames;
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JSHeapData* m_heapData;
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// Vector<JSC::IsoSubspace *> m_outputConstraintSpaces;
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};
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template<typename T, UseCustomHeapCellType useCustomHeapCellType, typename GetClient, typename SetClient, typename GetServer, typename SetServer>
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ALWAYS_INLINE JSC::GCClient::IsoSubspace* subspaceForImpl(JSC::VM& vm, GetClient getClient, SetClient setClient, GetServer getServer, SetServer setServer, JSC::HeapCellType& (*getCustomHeapCellType)(JSHeapData&) = nullptr)
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{
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static NeverDestroyed<JSC::IsoSubspacePerVM> perVM([](JSC::Heap& heap) {
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return ISO_SUBSPACE_PARAMETERS(heap.destructibleObjectHeapCellType, T);
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});
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return &perVM.get().clientIsoSubspaceforVM(vm);
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}
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static JSVMClientData* clientData(JSC::VM& vm)
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{
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return static_cast<Bun::JSVMClientData*>(vm.clientData);
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}
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} // namespace Bun
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