WebAssemblyFunction.h [plain text]
#pragma once
#if ENABLE(WEBASSEMBLY)
#include "JSFunction.h"
#include "JSWebAssemblyCallee.h"
#include <wtf/Noncopyable.h>
namespace JSC {
class JSGlobalObject;
struct ProtoCallFrame;
class WebAssemblyInstance;
namespace B3 {
class Compilation;
}
namespace Wasm {
struct Signature;
}
class WebAssemblyFunction : public JSFunction {
public:
typedef JSFunction Base;
const static unsigned StructureFlags = Base::StructureFlags;
DECLARE_EXPORT_INFO;
JS_EXPORT_PRIVATE static WebAssemblyFunction* create(VM&, JSGlobalObject*, unsigned, const String&, JSWebAssemblyInstance*, JSWebAssemblyCallee* jsEntrypoint, JSWebAssemblyCallee* wasmEntrypoint, Wasm::Signature*);
static Structure* createStructure(VM&, JSGlobalObject*, JSValue);
JSWebAssemblyInstance* instance() const { return m_instance.get(); }
Wasm::Signature* signature()
{
ASSERT(m_signature);
return m_signature;
}
EncodedJSValue call(VM&, ProtoCallFrame*);
void* wasmEntrypoint() { return m_wasmEntrypoint->entrypoint(); }
protected:
static void visitChildren(JSCell*, SlotVisitor&);
void finishCreation(VM&, NativeExecutable*, unsigned length, const String& name, JSWebAssemblyInstance*, JSWebAssemblyCallee* jsEntrypoint, JSWebAssemblyCallee* wasmEntrypoint, Wasm::Signature*);
private:
WebAssemblyFunction(VM&, JSGlobalObject*, Structure*);
WriteBarrier<JSWebAssemblyInstance> m_instance;
WriteBarrier<JSWebAssemblyCallee> m_jsEntrypoint;
WriteBarrier<JSWebAssemblyCallee> m_wasmEntrypoint;
Wasm::Signature* m_signature;
};
}
#endif // ENABLE(WEBASSEMBLY)