mirror of
https://github.com/RGBCube/serenity
synced 2025-10-31 09:52:44 +00:00
66 lines
2.5 KiB
C++
66 lines
2.5 KiB
C++
/*
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* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
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* Copyright (c) 2023, Tim Flynn <trflynn89@serenityos.org>
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*
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* SPDX-License-Identifier: BSD-2-Clause
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*/
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#pragma once
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#include <AK/Optional.h>
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#include <LibJS/Forward.h>
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#include <LibJS/Heap/Handle.h>
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#include <LibJS/Runtime/Completion.h>
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#include <LibJS/Runtime/Value.h>
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#include <LibWasm/AbstractMachine/AbstractMachine.h>
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#include <LibWeb/Bindings/ExceptionOrUtils.h>
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#include <LibWeb/Forward.h>
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namespace Web::WebAssembly {
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void visit_edges(JS::Cell::Visitor&);
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bool validate(JS::VM&, JS::Handle<JS::Object>& bytes);
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WebIDL::ExceptionOr<JS::Value> compile(JS::VM&, JS::Handle<JS::Object>& bytes);
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WebIDL::ExceptionOr<JS::Value> instantiate(JS::VM&, JS::Handle<JS::Object>& bytes, Optional<JS::Handle<JS::Object>>& import_object);
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WebIDL::ExceptionOr<JS::Value> instantiate(JS::VM&, Module const& module_object, Optional<JS::Handle<JS::Object>>& import_object);
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namespace Detail {
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JS::ThrowCompletionOr<size_t> instantiate_module(JS::VM&, Wasm::Module const&);
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JS::ThrowCompletionOr<size_t> parse_module(JS::VM&, JS::Object* buffer);
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JS::NativeFunction* create_native_function(JS::VM&, Wasm::FunctionAddress address, DeprecatedString const& name);
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JS::ThrowCompletionOr<Wasm::Value> to_webassembly_value(JS::VM&, JS::Value value, Wasm::ValueType const& type);
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JS::Value to_js_value(JS::VM&, Wasm::Value& wasm_value);
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struct CompiledWebAssemblyModule {
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explicit CompiledWebAssemblyModule(Wasm::Module&& module)
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: module(move(module))
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{
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}
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Wasm::Module module;
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};
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// FIXME: These should just be members of the module (instance) object, but the module needs to stick
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// around while its instance is alive so ideally this would be a refcounted object, shared between
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// WebAssemblyModuleObject's and WebAssemblyInstantiatedModuleObject's.
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struct ModuleCache {
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HashMap<Wasm::FunctionAddress, JS::GCPtr<JS::FunctionObject>> function_instances;
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HashMap<Wasm::MemoryAddress, JS::GCPtr<WebAssembly::Memory>> memory_instances;
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HashMap<Wasm::TableAddress, JS::GCPtr<WebAssembly::Table>> table_instances;
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};
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struct GlobalModuleCache {
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HashMap<Wasm::FunctionAddress, JS::GCPtr<JS::NativeFunction>> function_instances;
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};
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extern Vector<NonnullOwnPtr<CompiledWebAssemblyModule>> s_compiled_modules;
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extern Vector<NonnullOwnPtr<Wasm::ModuleInstance>> s_instantiated_modules;
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extern Vector<ModuleCache> s_module_caches;
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extern GlobalModuleCache s_global_cache;
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extern Wasm::AbstractMachine s_abstract_machine;
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}
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}
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