ladybird/Userland/Libraries/LibWasm/AbstractMachine/Configuration.h
Ali Mohammad Pur 3926eab3b7 LibWasm+LibWeb: Implement (a very basic version of) the JS link/import
This allows Wasm code to call javascript functions.
2021-05-26 15:34:13 +04:30

51 lines
1.2 KiB
C++

/*
* Copyright (c) 2021, Ali Mohammad Pur <mpfard@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWasm/AbstractMachine/AbstractMachine.h>
namespace Wasm {
class Configuration {
public:
explicit Configuration(Store& store)
: m_store(store)
{
}
Optional<Label> nth_label(size_t);
void set_frame(NonnullOwnPtr<Frame> frame)
{
m_current_frame = frame.ptr();
m_stack.push(move(frame));
m_stack.push(make<Label>(m_current_frame->arity(), m_current_frame->expression().instructions().size() - 1));
}
auto& frame() const { return m_current_frame; }
auto& frame() { return m_current_frame; }
auto& ip() const { return m_ip; }
auto& ip() { return m_ip; }
auto& depth() const { return m_depth; }
auto& depth() { return m_depth; }
auto& stack() const { return m_stack; }
auto& stack() { return m_stack; }
auto& store() const { return m_store; }
auto& store() { return m_store; }
Result call(FunctionAddress, Vector<Value> arguments);
Result execute();
void dump_stack();
private:
Store& m_store;
Frame* m_current_frame { nullptr };
Stack m_stack;
size_t m_depth { 0 };
InstructionPointer m_ip;
};
}