darling-JavaScriptCore/wasm/WasmLLIntPlan.h

94 lines
3.1 KiB
C++

/*
* Copyright (C) 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
#if ENABLE(WEBASSEMBLY)
#include "WasmEntryPlan.h"
#include "WasmFunctionCodeBlock.h"
namespace JSC {
class CallLinkInfo;
namespace Wasm {
class LLIntCallee;
class EmbedderEntrypointCallee;
using EmbedderEntrypointCalleeMap = HashMap<uint32_t, RefPtr<EmbedderEntrypointCallee>, DefaultHash<uint32_t>, WTF::UnsignedWithZeroKeyHashTraits<uint32_t>>;
class LLIntPlan final : public EntryPlan {
using Base = EntryPlan;
public:
JS_EXPORT_PRIVATE LLIntPlan(Context*, Vector<uint8_t>&&, AsyncWork, CompletionTask&&);
LLIntPlan(Context*, Ref<ModuleInformation>, const Ref<LLIntCallee>*, CompletionTask&&);
MacroAssemblerCodeRef<B3CompilationPtrTag>&& takeEntryThunks()
{
RELEASE_ASSERT(!failed() && !hasWork());
return WTFMove(m_entryThunks);
}
Vector<Ref<LLIntCallee>>&& takeCallees()
{
RELEASE_ASSERT(!failed() && !hasWork());
return WTFMove(m_calleesVector);
}
EmbedderEntrypointCalleeMap&& takeEmbedderCallees()
{
RELEASE_ASSERT(!failed() && !hasWork());
return WTFMove(m_embedderCallees);
}
bool hasWork() const final
{
return m_state < State::Compiled;
}
void work(CompilationEffort) final;
bool didReceiveFunctionData(unsigned, const FunctionData&) final;
private:
bool prepareImpl() final;
void compileFunction(uint32_t functionIndex) final;
void didCompleteCompilation(const AbstractLocker&) final;
Vector<std::unique_ptr<FunctionCodeBlock>> m_wasmInternalFunctions;
const Ref<LLIntCallee>* m_callees { nullptr };
Vector<Ref<LLIntCallee>> m_calleesVector;
EmbedderEntrypointCalleeMap m_embedderCallees;
MacroAssemblerCodeRef<B3CompilationPtrTag> m_entryThunks;
};
} } // namespace JSC::Wasm
#endif // ENABLE(WEBASSEMBLY)