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WasmModule.h
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117 lines (88 loc) · 3.99 KB
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/*
* Copyright (C) 2017-2025 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 <wtf/Platform.h>
#if ENABLE(WEBASSEMBLY)
#include <wtf/Compiler.h>
WTF_ALLOW_UNSAFE_BUFFER_USAGE_BEGIN
#include <JavaScriptCore/WasmCalleeGroup.h>
#include <JavaScriptCore/WasmInstanceAnchor.h>
#include <JavaScriptCore/WasmJS.h>
#include <JavaScriptCore/WasmMemory.h>
#include <JavaScriptCore/WasmOps.h>
#include <wtf/Expected.h>
#include <wtf/Lock.h>
#include <wtf/SharedTask.h>
#include <wtf/ThreadSafeRefCounted.h>
namespace JSC {
class VM;
class JSWebAssemblyInstance;
class WebAssemblyCompileOptions;
namespace Wasm {
class IPIntCallee;
class IPIntPlan;
class MergedProfile;
struct ModuleInformation;
enum class BindingFailure;
class Module : public ThreadSafeRefCounted<Module> {
public:
using ValidationResult = Expected<Ref<Module>, String>;
typedef void CallbackType(ValidationResult&&);
using AsyncValidationCallback = RefPtr<SharedTask<CallbackType>>;
static ValidationResult validateSync(VM&, Vector<uint8_t>&& source);
static void validateAsync(VM&, Vector<uint8_t>&& source, Module::AsyncValidationCallback&&);
static Ref<Module> create(IPIntPlan& plan)
{
return adoptRef(*new Module(plan));
}
Wasm::TypeIndex typeIndexFromFunctionIndexSpace(FunctionSpaceIndex functionIndexSpace) const;
const Wasm::ModuleInformation& moduleInformation() const { return m_moduleInformation.get(); }
void applyCompileOptions(const WebAssemblyCompileOptions&);
Ref<CalleeGroup> compileSync(VM&, MemoryMode);
void compileAsync(VM&, MemoryMode, CalleeGroup::AsyncCompilationCallback&&);
JS_EXPORT_PRIVATE ~Module();
CalleeGroup* calleeGroupFor(MemoryMode mode) { return m_calleeGroups[static_cast<uint8_t>(mode)].get(); }
void copyInitialCalleeGroupToAllMemoryModes(MemoryMode);
CodePtr<WasmEntryPtrTag> importFunctionStub(FunctionSpaceIndex importFunctionNum) { return m_wasmToJSExitStubs[importFunctionNum].code(); }
IPIntCallees& ipintCallees() const { return m_ipintCallees.get(); }
Ref<Wasm::InstanceAnchor> registerAnchor(JSWebAssemblyInstance*);
std::unique_ptr<MergedProfile> createMergedProfile(const IPIntCallee&);
#if ENABLE(WEBASSEMBLY_DEBUGGER)
uint32_t debugId() const;
void setDebugId(uint32_t);
#endif
private:
Ref<CalleeGroup> getOrCreateCalleeGroup(VM&, MemoryMode);
Module(IPIntPlan&);
const Ref<ModuleInformation> m_moduleInformation;
RefPtr<CalleeGroup> m_calleeGroups[numberOfMemoryModes];
const Ref<IPIntCallees> m_ipintCallees;
FixedVector<MacroAssemblerCodeRef<WasmEntryPtrTag>> m_wasmToJSExitStubs;
ThreadSafeWeakHashSet<InstanceAnchor> m_anchors;
Lock m_lock;
};
} } // namespace JSC::Wasm
WTF_ALLOW_UNSAFE_BUFFER_USAGE_END
#endif // ENABLE(WEBASSEMBLY)