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feat: DisposableStack 内置对象（状态盒 + use/adopt/defer/dispose/move + GC 六处接线 + 绑定三时机）

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This commit is contained in:
彭俊皓
2026-08-16 19:22:57 +08:00
parent fbfa3f5ccf
commit 7c02d3ece1
6 changed files with 594 additions and 4 deletions
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crates/oxide_vm/src/session_gc.rs
+16 -1
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@@ -8,7 +8,7 @@ use oxide_types::value::JsValue;
use rustc_hash::FxBuildHasher;
use crate::vm::Vm;
use oxide_builtins::{array_buffer, data_view, map, regexp, set, typed_array};
use oxide_builtins::{array_buffer, data_view, disposable_stack, map, regexp, set, typed_array};
/// session 级 mark-sweep GC 的状态与统计。
///
@@ -96,6 +96,9 @@ impl SessionGc {
if obj.is_set() {
edges.extend(set::set_native_edges(obj));
}
if obj.is_disposable_stack_obj() || obj.is_async_disposable_stack_obj() {
edges.extend(disposable_stack::dispose_edges(obj));
}
if obj.is_typed_array_obj() {
edges.extend(typed_array::typed_array_native_edges(obj));
}
@@ -223,6 +226,13 @@ impl SessionGc {
}
}
}
if obj.is_disposable_stack_obj() || obj.is_async_disposable_stack_obj() {
for value in disposable_stack::dispose_edges(obj) {
if value.is_string() {
Self::mark_string_live(live, value.as_string_ptr_mut());
}
}
}
if obj.is_generator_obj() {
for ptr in crate::generator::generator_native_string_edges(obj) {
Self::mark_string_live(live, ptr);
@@ -363,6 +373,7 @@ impl SessionGc {
freed_bytes += map::drop_map_native(obj);
freed_bytes += set::drop_set_native(obj);
freed_bytes += disposable_stack::drop_dispose_native(obj);
freed_bytes += array_buffer::drop_array_buffer_native(obj);
freed_bytes += regexp::drop_regexp_native(obj);
freed_bytes += typed_array::drop_typed_array_native(obj);
@@ -422,6 +433,8 @@ impl SessionGc {
map::clone_map_native_with_rewrite(old_ref, new_ref, |value| value);
} else if old_ref.is_set() {
set::clone_set_native_with_rewrite(old_ref, new_ref, |value| value);
} else if old_ref.is_disposable_stack_obj() || old_ref.is_async_disposable_stack_obj() {
disposable_stack::clone_dispose_native_with_rewrite(old_ref, new_ref, |value| value);
} else if old_ref.is_array_buffer_obj() {
array_buffer::clone_array_buffer_native(old_ref, new_ref);
} else if old_ref.is_typed_array_obj() {
@@ -464,6 +477,8 @@ impl SessionGc {
map::rewrite_map_native(obj, |value| rewrite_forwarded_value(value, &forwarding));
} else if obj.is_set() {
set::rewrite_set_native(obj, |value| rewrite_forwarded_value(value, &forwarding));
} else if obj.is_disposable_stack_obj() || obj.is_async_disposable_stack_obj() {
disposable_stack::rewrite_dispose_native(obj, |value| rewrite_forwarded_value(value, &forwarding));
} else if obj.is_typed_array_obj() {
typed_array::rewrite_typed_array_native(obj, |value| rewrite_forwarded_value(value, &forwarding));
} else if obj.is_data_view_obj() {