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Ladybird+LibJS: Add CLI option to run browser with LibJS bytecode VM

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This required quite a bit of plumbing, but now you can run

    ladybird --use-bytecode
This commit is contained in:
Andreas Kling
2023-06-17 13:16:35 +02:00
parent 7ec7015750
commit 9c568282dc
20 changed files with 91 additions and 38 deletions
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13
Userland/Libraries/LibWeb/HTML/Scripting/ClassicScript.cpp
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@@ -1,11 +1,12 @@
/*
* Copyright (c) 2021-2022, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021-2023, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <AK/Debug.h>
#include <LibCore/ElapsedTimer.h>
#include <LibJS/Bytecode/Interpreter.h>
#include <LibJS/Interpreter.h>
#include <LibWeb/Bindings/ExceptionOrUtils.h>
#include <LibWeb/HTML/Scripting/ClassicScript.h>
@@ -94,9 +95,13 @@ JS::Completion ClassicScript::run(RethrowErrors rethrow_errors, JS::GCPtr<JS::En
auto timer = Core::ElapsedTimer::start_new();
// 6. Otherwise, set evaluationStatus to ScriptEvaluation(script's record).
auto interpreter = JS::Interpreter::create_with_existing_realm(m_script_record->realm());
evaluation_status = interpreter->run(*m_script_record, lexical_environment_override);
if (JS::Bytecode::Interpreter::enabled()) {
auto interpreter = JS::Bytecode::Interpreter(m_script_record->realm());
evaluation_status = interpreter.run(*m_script_record, lexical_environment_override);
} else {
auto interpreter = JS::Interpreter::create_with_existing_realm(m_script_record->realm());
evaluation_status = interpreter->run(*m_script_record, lexical_environment_override);
}
// FIXME: If ScriptEvaluation does not complete because the user agent has aborted the running script, leave evaluationStatus as null.