runtime-dynamic-import-precompile.cc

V8_NOINLINE static Type Stats_Runtime_DynamicImportCall(
    int args_length,
    Object** args_object,
    Isolate* isolate
) {
    RuntimeCallTimerScope timer(isolate, RuntimeCallCounterId::kRuntime_DynamicImportCall);
    TRACE_EVENT0(TRACE_DISABLED_BY_DEFAULT("v8.runtime"), "V8.Runtime_" Runtime_DynamicImportCall);
    Arguments args(args_length, args_object);
    return __RT_impl_Runtime_DynamicImportCall(args, isolate);
}

static Type __RT_impl_Runtime_DynamicImportCall(Arguments args, Isolate* isolate) {
    HandleScope scope(isolate);
    DCHECK_EQ(2, args.length());
    CONVERT_ARG_HANDLE_CHECKED(JSFunction, function, 0);
    CONVERT_ARG_HANDLE_CHECKED(Object, specifier, 1);

    Handle<Script> script(Script::cast(function->shared()->script()), isolate);

    while (script->has_eval_from_shared()) {
        script = handle(Script::cast(script->eval_from_shared()->script()), isolate);
    }

    RETURN_RESULT_OR_FAILURE(
        isolate,
        isolate->RunHostImportModuleDynamicallyCallback(script, specifier)
    );
}