mirror of
https://github.com/pjh456/OxideJS.git
synced 2026-10-25 11:11:11 +08:00
fix: test262 runner 进程 RSS 无界增长——session 收尾统一释放内建裸堆区/upvalue 别名 + 每测试分配上限 256MiB(任务 116)
- 泄漏修复:KernelSession 收尾(teardown_intrinsic_protos/free_session_upvalues) 释放内建对象 Box::into_raw 裸堆区(release_raw_heap 四区置空幂等)与 session upvalue 原件/晋升克隆别名去重释放;bindings 原生盒负载边、 session_gc 边记录、vm_props 属性区同步收尾 - 失控测试封顶:runner kernel max_alloc_bytes=256MiB(dispatch 采样口径 run_alloc_bytes/run_alloc_bytes_full),超限计 memory-limit 失败而非拖垮 进程 RSS(arena 高水位 GB 级 × 多 worker = 宿主 OOM) - 归属:RSS 泄漏 pre-existing(HEAD 无 WIP 同现);identifiers escaped unicode 挂死族另立 B132(pre-existing,supervise 超时自愈) - 验证:build/clippy/四 crate 测试全绿零新增告警;language 前 5000 测试 单窗峰值 330MB(旧 ~4.5MB/测试 单调增长→88GB OOM 签名消失), 窗口间峰值 0.17-1.6GB 有界、逐测试释放回基线
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@@ -11,7 +11,6 @@ use std::sync::Arc;
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use oxide_builtins::iterator::{is_callable, make_iter_result};
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use oxide_kernel::shape_forge::EMPTY_SHAPE_ID;
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use oxide_runtime_api::{to_boolean, NativeResult};
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use oxide_types::mem::P;
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use oxide_types::object::{JsObject, NativeFnPtr};
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use oxide_types::value::JsValue;
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@@ -728,6 +727,7 @@ pub(crate) fn init_generator_intrinsics(vm: &mut Vm) {
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let sf = vm.kernel_core.perm_interner().as_ref();
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let sh = vm.kernel_core.shape_forge().as_ref();
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let fn_proto_val = vm.session.builtin_world().fn_proto_val();
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let world = vm.session.builtin_world();
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// %GeneratorPrototype%:proto = %IteratorPrototype%(生成器是迭代器,继承
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// @@iterator 与 Iterator helper 方法),方法 next/return/throw。
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let iterator_proto_val =
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@@ -737,7 +737,7 @@ pub(crate) fn init_generator_intrinsics(vm: &mut Vm) {
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&mut gen_proto,
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sf,
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sh,
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fn_proto_val,
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world,
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("next", generator_next as *const (), 1),
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("return", generator_return as *const (), 1),
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("throw", generator_throw as *const (), 1),
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@@ -758,9 +758,9 @@ pub(crate) fn init_generator_intrinsics(vm: &mut Vm) {
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"@@iterator",
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unsafe { oxide_types::object::NativeFnPtr::from_raw(generator_symbol_iterator as *const ()) },
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0,
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fn_proto_val,
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world,
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);
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vm.generator_proto = P::new(*gen_proto);
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Vm::swap_intrinsic_proto(&mut vm.generator_proto, *gen_proto);
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// %GeneratorFunction.prototype%:proto = Function.prototype,constructor = %GeneratorFunction%。
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let mut gf_ctor = Box::new(JsObject::new_empty(EMPTY_SHAPE_ID, fn_proto_val));
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@@ -776,11 +776,13 @@ pub(crate) fn init_generator_intrinsics(vm: &mut Vm) {
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let name_si = sf.intern("name").0;
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let name_shape = sh.make_shape(gf_ctor.shape_id(), name_si);
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gf_ctor.set_shape_id(name_shape);
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// gf_proto.constructor = gf_ctor(构造器对象泄漏持有,与 builtin 方法 wrapper 同生命周期)。
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// gf_proto.constructor = gf_ctor(构造器登记进 world 释放表,与 builtin 方法 wrapper 同生命周期)。
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let ctor_si = sf.intern("constructor").0;
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let ctor2_shape = sh.make_shape(gf_proto.shape_id(), ctor_si);
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gf_proto.set_shape_id(ctor2_shape);
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// 登记进释放表:session 收尾统一释放构造器本体与属性区。
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let gf_ctor_ptr = Box::into_raw(gf_ctor);
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world.track_leaked_object(gf_ctor_ptr);
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let cpos = gf_proto.push_prop(JsValue::from_js_object(gf_ctor_ptr));
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gf_proto.set_data_meta(cpos, oxide_types::object::PropAttributes::new(false, false, true));
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// gf_proto.prototype = %GeneratorPrototype%(默认原型,default-proto 测试读取)。
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@@ -799,8 +801,8 @@ pub(crate) fn init_generator_intrinsics(vm: &mut Vm) {
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// proto 本体只存在于 P 槽(Arc 副本,原 Box 随函数结束释放):装入 P 槽后再写
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// 构造器 prototype/name 属性(按模板序 prototype 在前),prototype 指向 P 槽实例,
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// 使其与动态生成器函数使用的 [[Prototype]] 同一对象。
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vm.generator_function_proto = P::new(*gf_proto);
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// SAFETY: gf_ctor_ptr 为 Box 原分配(泄漏持有、生命周期覆盖 session),对象已建满、本 Vm 独占。
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Vm::swap_intrinsic_proto(&mut vm.generator_function_proto, *gf_proto);
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// SAFETY: gf_ctor_ptr 为 Box 原分配(已登记释放表、生命周期覆盖 session),对象已建满、本 Vm 独占。
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unsafe {
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let ctor_mut = &mut *gf_ctor_ptr;
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let ppos = ctor_mut.push_prop(JsValue::from_js_object(vm.generator_function_proto.as_mut_ptr()));
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