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refactor: 扁平化对象属性存储并优化常量池与 IC 热路径

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爱特每羊队
2026-06-13 23:59:47 +08:00
parent dcc7db2575
commit bf74adf7f5
26 changed files with 307 additions and 87 deletions
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crates/oxide_kernel/src/builtin.rs
+7 -7
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@@ -227,9 +227,9 @@ fn make_pair(
// Pre-allocate Vec slots so wire_ctor_proto can overwrite vec[0] later.
// Proto: 1 property ("constructor"), Ctor: 2 properties ("prototype", "name").
proto.ensure_hash_props().push(Box::new(JsValue::undefined())); // slot 0: "constructor" placeholder
ctor.ensure_hash_props().push(Box::new(JsValue::undefined())); // slot 0: "prototype" placeholder
ctor.ensure_hash_props().push(Box::new(JsValue::undefined())); // slot 1: "name" placeholder
proto.ensure_hash_props().push(JsValue::undefined()); // slot 0: "constructor" placeholder
ctor.ensure_hash_props().push(JsValue::undefined()); // slot 0: "prototype" placeholder
ctor.ensure_hash_props().push(JsValue::undefined()); // slot 1: "name" placeholder
(P::new(proto), P::new(ctor))
}
@@ -299,13 +299,13 @@ impl BuiltinWorld {
let ctor = unsafe { &mut *ctor_ptr };
let vec = ctor.ensure_hash_props();
if !vec.is_empty() {
*vec[0] = JsValue::from_js_object(proto.as_ptr() as *mut JsObject);
vec[0] = JsValue::from_js_object(proto.as_ptr() as *mut JsObject);
}
let proto_ptr = proto.as_ptr() as *mut JsObject;
let proto = unsafe { &mut *proto_ptr };
let pvec = proto.ensure_hash_props();
if !pvec.is_empty() {
*pvec[0] = JsValue::from_js_object(ctor_ptr);
pvec[0] = JsValue::from_js_object(ctor_ptr);
}
}
@@ -626,11 +626,11 @@ impl BuiltinWorld {
wrapper.set_shape_id(name_shape);
wrapper
.ensure_hash_props()
.push(Box::new(JsValue::string(string_forge.intern(method_name).0, 0)));
.push(JsValue::string(string_forge.intern(method_name).0, 0));
let wrapper_val = JsValue::from_js_object(Box::into_raw(wrapper));
let new_shape = shape_forge.make_shape(proto.shape_id(), si);
proto.set_shape_id(new_shape);
proto.ensure_hash_props().push(Box::new(wrapper_val));
proto.ensure_hash_props().push(wrapper_val);
proto.bump_generation();
Ok(())
}