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LibJS: Work-in-progress JIT compiler :^)

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This commit is contained in:
Andreas Kling 2023-10-14 14:37:48 +02:00
parent f52e4fa5c2
commit babdc0a25b
11 changed files with 634 additions and 4 deletions
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33
Userland/Libraries/LibJS/JIT/NativeExecutable.cpp Normal file
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/*
* Copyright (c) 2023, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibJS/Bytecode/Interpreter.h>
#include <LibJS/JIT/NativeExecutable.h>
#include <LibJS/Runtime/VM.h>
#include <sys/mman.h>
namespace JS::JIT {
NativeExecutable::NativeExecutable(void* code, size_t size)
: m_code(code)
, m_size(size)
{
}
NativeExecutable::~NativeExecutable()
{
munmap(m_code, m_size);
}
void NativeExecutable::run(VM& vm)
{
typedef void (*JITCode)(VM&, Value* registers, Value* locals);
((JITCode)m_code)(vm,
vm.bytecode_interpreter().registers().data(),
vm.running_execution_context().local_variables.data());
}
}