refactor: 扁平化对象属性存储并优化常量池与 IC 热路径

crates/oxide_vm/src/bindings/bind_error.rs

@@ -26,19 +26,19 @@ fn bind_error_subtype_constructor(
     let ctor_shape1 = sh.make_shape(EMPTY_SHAPE_ID, si_prototype);
     let ctor_shape2 = sh.make_shape(ctor_shape1, si_name);
     ctor.set_shape_id(ctor_shape2);
-    ctor.ensure_hash_props().push(Box::new(JsValue::from_js_object(proto_ptr)));
-    ctor.ensure_hash_props().push(Box::new(JsValue::string(name_si, 0)));
+    ctor.ensure_hash_props().push(JsValue::from_js_object(proto_ptr));
+    ctor.ensure_hash_props().push(JsValue::string(name_si, 0));
 
     let ctor_ptr = Box::into_raw(ctor);
 
     let proto = unsafe { &mut *proto_ptr };
     let proto_ctor_shape = sh.make_shape(proto.shape_id(), sf.intern("constructor").0);
     proto.set_shape_id(proto_ctor_shape);
-    proto.ensure_hash_props().push(Box::new(JsValue::from_js_object(ctor_ptr)));
+    proto.ensure_hash_props().push(JsValue::from_js_object(ctor_ptr));
 
     let global_shape = sh.make_shape(global.shape_id(), name_si);
     global.set_shape_id(global_shape);
-    global.ensure_hash_props().push(Box::new(JsValue::from_js_object(ctor_ptr)));
+    global.ensure_hash_props().push(JsValue::from_js_object(ctor_ptr));
     global.bump_generation();
 }
 
@@ -64,7 +64,7 @@ pub fn bind_error(kernel: &Arc<OxideKernel>, global: &mut JsObject) {
     let err_shape = kernel.shape_forge().make_shape(global.shape_id(), si_err);
     let err_val = JsValue::from_js_object(kernel.builtin_world().error_constructor.as_ptr() as *mut JsObject);
     global.set_shape_id(err_shape);
-    global.ensure_hash_props().push(Box::new(err_val));
+    global.ensure_hash_props().push(err_val);
     global.bump_generation();
 
     bind_error_subtype_constructor(

crates/oxide_vm/src/bindings/bind_math.rs

@@ -68,13 +68,13 @@ pub fn bind_math(kernel: &Arc<OxideKernel>, global: &mut JsObject) {
         let si = kernel.string_forge().as_ref().intern(name).0;
         let sh_c = kernel.shape_forge().as_ref().make_shape(math.shape_id(), si);
         math.set_shape_id(sh_c);
-        math.ensure_hash_props().push(Box::new(JsValue::float(val)));
+        math.ensure_hash_props().push(JsValue::float(val));
     }
 
     let si_m = kernel.string_forge().intern("Math").0;
     let m_shape = kernel.shape_forge().make_shape(global.shape_id(), si_m);
     let m_val = JsValue::from_js_object(kernel.builtin_world().math_object.as_ptr() as *mut JsObject);
     global.set_shape_id(m_shape);
-    global.ensure_hash_props().push(Box::new(m_val));
+    global.ensure_hash_props().push(m_val);
     global.bump_generation();
 }

crates/oxide_vm/src/bindings/bind_number.rs

@@ -30,7 +30,7 @@ pub fn bind_number(kernel: &Arc<OxideKernel>, global: &mut JsObject) {
     let num_shape = kernel.shape_forge().make_shape(global.shape_id(), si_num);
     let num_val = JsValue::from_js_object(kernel.builtin_world().number_constructor.as_ptr() as *mut JsObject);
     global.set_shape_id(num_shape);
-    global.ensure_hash_props().push(Box::new(num_val));
+    global.ensure_hash_props().push(num_val);
     global.bump_generation();
 
     {
@@ -52,7 +52,7 @@ pub fn bind_number(kernel: &Arc<OxideKernel>, global: &mut JsObject) {
             ("NEGATIVE_INFINITY", JsValue::float(f64::NEG_INFINITY)),
             ("POSITIVE_INFINITY", JsValue::float(f64::INFINITY)),
         ] {
-            num_ctor.ensure_hash_props().push(Box::new(value));
+            num_ctor.ensure_hash_props().push(value);
             let prop_si = kernel.string_forge().intern(name).0;
             let next_shape = kernel.shape_forge().make_shape(num_ctor.shape_id(), prop_si);
             num_ctor.set_shape_id(next_shape);

crates/oxide_vm/src/bindings/bind_string.rs

@@ -44,6 +44,6 @@ pub fn bind_string(kernel: &Arc<OxideKernel>, global: &mut JsObject) {
     let str_shape = kernel.shape_forge().make_shape(global.shape_id(), si_str);
     let str_val = JsValue::from_js_object(kernel.builtin_world().string_constructor.as_ptr() as *mut JsObject);
     global.set_shape_id(str_shape);
-    global.ensure_hash_props().push(Box::new(str_val));
+    global.ensure_hash_props().push(str_val);
     global.bump_generation();
 }

crates/oxide_vm/src/bindings/bind_symbol.rs

@@ -54,6 +54,6 @@ fn bind_well_known_symbol(kernel: &Arc<OxideKernel>, ctor: &mut JsObject, name:
     let si = kernel.string_forge().intern(name).0;
     let shape_id = kernel.shape_forge().make_shape(ctor.shape_id(), si);
     ctor.set_shape_id(shape_id);
-    ctor.ensure_hash_props().push(Box::new(val));
+    ctor.ensure_hash_props().push(val);
     ctor.bump_generation();
 }

crates/oxide_vm/src/bindings/mod.rs

@@ -42,7 +42,7 @@ macro_rules! bind_constructor_hash {
         let shape = $kernel.shape_forge().make_shape($global.shape_id(), si);
         let val = $crate::JsValue::from_js_object($ctor_ptr);
         $global.set_shape_id(shape);
-        $global.ensure_hash_props().push(Box::new(val));
+        $global.ensure_hash_props().push(val);
         $global.bump_generation();
         let ctor = unsafe { &mut *$ctor_ptr };
         // SAFETY: $ctor_fn is a fn-item expression; casting to *const () preserves validity.
@@ -73,7 +73,7 @@ pub(crate) fn bind_global_value(kernel: &Arc<OxideKernel>, global: &mut JsObject
     let si = kernel.string_forge().intern(name).0;
     let shape = kernel.shape_forge().make_shape(global.shape_id(), si);
     global.set_shape_id(shape);
-    global.ensure_hash_props().push(Box::new(value));
+    global.ensure_hash_props().push(value);
     global.bump_generation();
 }