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LibWeb: Split the WebAssemblyInstance object logic into multiple files

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Now that we're adding a constructor to it, let's split it up like the
rest of LibWeb does.
This commit is contained in:
Ali Mohammad Pur 2021-07-01 11:19:45 +04:30 • committed by Ali Mohammad Pur
parent a4897ed7b2
commit bfb3d9e9d0
7 changed files with 116 additions and 77 deletions
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66
Userland/Libraries/LibWeb/WebAssembly/WebAssemblyInstanceObject.cpp Normal file
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/*
* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/ScopeGuard.h>
#include <LibJS/Runtime/Array.h>
#include <LibJS/Runtime/ArrayBuffer.h>
#include <LibJS/Runtime/BigInt.h>
#include <LibJS/Runtime/TypedArray.h>
#include <LibWasm/AbstractMachine/Interpreter.h>
#include <LibWeb/Bindings/WindowObject.h>
#include <LibWeb/WebAssembly/WebAssemblyInstanceObject.h>
#include <LibWeb/WebAssembly/WebAssemblyMemoryPrototype.h>
#include <LibWeb/WebAssembly/WebAssemblyObject.h>
namespace Web::Bindings {
WebAssemblyInstanceObject::WebAssemblyInstanceObject(JS::GlobalObject& global_object, size_t index)
: Object(static_cast<Web::Bindings::WindowObject&>(global_object).ensure_web_prototype<WebAssemblyInstancePrototype>(class_name()))
, m_index(index)
{
}
void WebAssemblyInstanceObject::initialize(JS::GlobalObject& global_object)
{
Object::initialize(global_object);
VERIFY(!m_exports_object);
m_exports_object = create(global_object, nullptr);
auto& instance = this->instance();
auto& cache = this->cache();
for (auto& export_ : instance.exports()) {
export_.value().visit(
[&](const Wasm::FunctionAddress& address) {
auto object = cache.function_instances.get(address);
if (!object.has_value()) {
object = create_native_function(address, export_.name(), global_object);
cache.function_instances.set(address, *object);
}
m_exports_object->define_property(export_.name(), *object);
},
[&](const Wasm::MemoryAddress& address) {
auto object = cache.memory_instances.get(address);
if (!object.has_value()) {
object = heap().allocate<Web::Bindings::WebAssemblyMemoryObject>(global_object, global_object, address);
cache.memory_instances.set(address, *object);
}
m_exports_object->define_property(export_.name(), *object);
},
[&](const auto&) {
// FIXME: Implement other exports!
});
}
m_exports_object->set_integrity_level(IntegrityLevel::Frozen);
}
void WebAssemblyInstanceObject::visit_edges(Visitor& visitor)
{
Object::visit_edges(visitor);
visitor.visit(m_exports_object);
}
}