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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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彭俊皓
2026-06-13 23:59:47 +08:00
parent 7b13bbbd7d
commit 551695bfad
26 changed files with 307 additions and 87 deletions
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crates/oxide_vm/src/builtins/function.rs
+5 -5
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@@ -19,11 +19,11 @@ fn bind_dispatcher(vm: &mut Vm, args: &[u8]) -> NativeResult {
let wrapper = unsafe { &*wrapper_val.as_js_object_ptr() };
let bound_target = wrapper
.hash_props_vec()
.and_then(|v| v.first().map(|b| **b))
.and_then(|v| v.first().copied())
.unwrap_or(JsValue::undefined());
let bound_this = wrapper
.hash_props_vec()
.and_then(|v| v.get(1).map(|b| **b))
.and_then(|v| v.get(1).copied())
.unwrap_or(JsValue::undefined());
// Forward bound call arguments (skip args[0], the bound-wrapper receiver).
@@ -63,7 +63,7 @@ pub fn function_apply(vm: &mut Vm, args: &[u8]) -> NativeResult {
for i in 0..n {
let vec = arr.hash_props_vec();
if let Some(v) = vec.and_then(|v| v.get(i)) {
vm.set_reg(base + i as u8, **v);
vm.set_reg(base + i as u8, *v);
}
}
} else {
@@ -97,8 +97,8 @@ pub fn function_bind(vm: &mut Vm, args: &[u8]) -> NativeResult {
// SAFETY: bind_dispatcher is a NativeFn fn-item; valid to store as NativeFnPtr.
(*wrapper).set_native_fn(Some(NativeFnPtr::from_raw(bind_dispatcher as *const ())));
(*wrapper).set_native_arg_count(0);
(*wrapper).ensure_hash_props().push(Box::new(target_val));
(*wrapper).ensure_hash_props().push(Box::new(bound_this));
(*wrapper).ensure_hash_props().push(target_val);
(*wrapper).ensure_hash_props().push(bound_this);
}
NativeResult::Ok(JsValue::from_js_object(wrapper))