darling-JavaScriptCore/runtime/ModuleProgramExecutable.h

89 lines
3.5 KiB
C++

/*
* Copyright (C) 2009-2019 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "ExecutableToCodeBlockEdge.h"
#include "GlobalExecutable.h"
namespace JSC {
class ModuleProgramExecutable final : public GlobalExecutable {
friend class LLIntOffsetsExtractor;
public:
using Base = GlobalExecutable;
static constexpr unsigned StructureFlags = Base::StructureFlags | StructureIsImmortal;
template<typename CellType, SubspaceAccess mode>
static IsoSubspace* subspaceFor(VM& vm)
{
return vm.moduleProgramExecutableSpace<mode>();
}
static ModuleProgramExecutable* create(JSGlobalObject*, const SourceCode&);
static void destroy(JSCell*);
ModuleProgramCodeBlock* codeBlock()
{
return bitwise_cast<ModuleProgramCodeBlock*>(ExecutableToCodeBlockEdge::unwrap(m_moduleProgramCodeBlock.get()));
}
Ref<JITCode> generatedJITCode()
{
return generatedJITCodeForCall();
}
static Structure* createStructure(VM& vm, JSGlobalObject* globalObject, JSValue proto)
{
return Structure::create(vm, globalObject, proto, TypeInfo(ModuleProgramExecutableType, StructureFlags), info());
}
DECLARE_INFO;
ExecutableInfo executableInfo() const { return ExecutableInfo(usesEval(), false, false, ConstructorKind::None, JSParserScriptMode::Module, SuperBinding::NotNeeded, SourceParseMode::ModuleEvaluateMode, derivedContextType(), NeedsClassFieldInitializer::No, isArrowFunctionContext(), false, EvalContextType::None); }
UnlinkedModuleProgramCodeBlock* unlinkedModuleProgramCodeBlock() { return m_unlinkedModuleProgramCodeBlock.get(); }
SymbolTable* moduleEnvironmentSymbolTable() { return m_moduleEnvironmentSymbolTable.get(); }
TemplateObjectMap& ensureTemplateObjectMap(VM&);
private:
friend class ExecutableBase;
friend class ScriptExecutable;
ModuleProgramExecutable(JSGlobalObject*, const SourceCode&);
static void visitChildren(JSCell*, SlotVisitor&);
WriteBarrier<UnlinkedModuleProgramCodeBlock> m_unlinkedModuleProgramCodeBlock;
WriteBarrier<SymbolTable> m_moduleEnvironmentSymbolTable;
WriteBarrier<ExecutableToCodeBlockEdge> m_moduleProgramCodeBlock;
std::unique_ptr<TemplateObjectMap> m_templateObjectMap;
};
} // namespace JSC