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feat: 添加访问器属性元数据与普通属性访问

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This commit is contained in:
爱特每羊队
2026-06-09 15:24:37 +08:00
parent ad8e870997
commit 044c8a4303
4 changed files with 634 additions and 82 deletions
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crates/oxide_vm/src/dispatch/property.rs
+26 -29
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@@ -27,7 +27,8 @@ impl Vm {
let proto_ptr = self.kernel.builtin_world().string_proto.as_ptr() as *mut JsObject;
let proto = unsafe { &*proto_ptr };
let prop_name_si = self.property_key_si(self.regs[b]);
if let Some(resolved) = self.resolve_property(proto, prop_name_si) {
let resolved = self.ordinary_get(proto, prop_name_si, val)?;
if !resolved.is_undefined() {
self.regs[a] = resolved;
self.pc += 3;
return Ok(());
@@ -37,7 +38,8 @@ impl Vm {
let proto_ptr = self.kernel.builtin_world().number_proto.as_ptr() as *mut JsObject;
let proto = unsafe { &*proto_ptr };
let prop_name_si = self.property_key_si(self.regs[b]);
if let Some(resolved) = self.resolve_property(proto, prop_name_si) {
let resolved = self.ordinary_get(proto, prop_name_si, val)?;
if !resolved.is_undefined() {
self.regs[a] = resolved;
self.pc += 3;
return Ok(());
@@ -53,6 +55,10 @@ impl Vm {
let ext1 = self.bytecode[self.pc + 1];
let ext2 = self.bytecode[self.pc + 2];
self.pc += 3;
if obj.has_prop_meta() {
self.regs[a] = self.ordinary_get(obj, prop_name_si, val)?;
return Ok(());
}
let cached_shape_id = ext0 & 0x00FF_FFFF;
let cached_ptr = ((ext2 as u64) << 32) | (ext1 as u64);
@@ -64,20 +70,19 @@ impl Vm {
self.write_ic_back(obj.shape_id(), ptr);
self.regs[a] = unsafe { *ptr };
} else {
self.regs[a] = self.resolve_property(obj, prop_name_si).unwrap_or(JsValue::undefined());
self.regs[a] = self.ordinary_get(obj, prop_name_si, val)?;
}
} else {
self.regs[a] = self.resolve_property(obj, prop_name_si).unwrap_or(JsValue::undefined());
self.regs[a] = self.ordinary_get(obj, prop_name_si, val)?;
}
} else if let Some(val) = self.resolve_property(obj, prop_name_si) {
} else {
let resolved = self.ordinary_get(obj, prop_name_si, val)?;
if let Some(pos) = self.kernel.shape_forge().lookup_position(obj.shape_id(), prop_name_si) {
if let Some(ptr) = obj.prop_ptr_at(pos) {
self.write_ic_back(obj.shape_id(), ptr);
}
}
self.regs[a] = val;
} else {
self.regs[a] = JsValue::undefined();
self.regs[a] = resolved;
}
Ok(())
@@ -103,22 +108,28 @@ impl Vm {
let ext1 = self.bytecode[self.pc + 1];
let ext2 = self.bytecode[self.pc + 2];
self.pc += 3;
let value = self.regs[a];
let receiver = self.regs[rd];
if obj.has_prop_meta() {
self.ordinary_set(obj, prop_name_si, value, receiver)?;
return Ok(());
}
let cached_shape_id = ext0 & 0x00FF_FFFF;
let cached_ptr = ((ext2 as u64) << 32) | (ext1 as u64);
if cached_shape_id != 0 && cached_shape_id == obj.shape_id() && cached_ptr != 0 {
unsafe {
*(cached_ptr as *mut JsValue) = self.regs[a];
*(cached_ptr as *mut JsValue) = value;
}
} else if let Some(pos) = self.kernel.shape_forge().lookup_position(obj.shape_id(), prop_name_si) {
obj.set_prop_at(pos, self.regs[a]);
obj.set_prop_at(pos, value);
if let Some(ptr) = obj.prop_ptr_at(pos) {
self.write_ic_back(obj.shape_id(), ptr);
}
} else {
let new_shape_id = self.kernel.shape_forge().make_shape(obj.shape_id(), prop_name_si);
obj.set_shape_id(new_shape_id);
let new_pos = obj.push_prop(self.regs[a]);
let new_pos = obj.push_prop(value);
obj.bump_generation();
if let Some(ptr) = obj.prop_ptr_at(new_pos) {
self.write_ic_back(new_shape_id, ptr);
@@ -145,7 +156,7 @@ impl Vm {
}
let obj = unsafe { &*obj_ptr };
let prop_name_si = self.property_key_si(self.regs[b]);
self.regs[a] = self.resolve_property(obj, prop_name_si).unwrap_or(JsValue::undefined());
self.regs[a] = self.ordinary_get(obj, prop_name_si, self.regs[rd])?;
Ok(())
}
@@ -161,14 +172,7 @@ impl Vm {
obj.set_proto(self.regs[a]).map_err(|e| e.to_string())?;
return Ok(());
}
if let Some(pos) = self.kernel.shape_forge().lookup_position(obj.shape_id(), prop_name_si) {
obj.set_prop_at(pos, self.regs[a]);
} else {
let new_shape_id = self.kernel.shape_forge().make_shape(obj.shape_id(), prop_name_si);
obj.set_shape_id(new_shape_id);
obj.push_prop(self.regs[a]);
obj.bump_generation();
}
self.ordinary_set(obj, prop_name_si, self.regs[a], self.regs[rd])?;
Ok(())
}
@@ -180,7 +184,7 @@ impl Vm {
}
let obj = unsafe { &*obj_ptr };
let prop_name_si = self.property_key_si(self.regs[a]);
self.regs[b] = self.resolve_property(obj, prop_name_si).unwrap_or(JsValue::undefined());
self.regs[b] = self.ordinary_get(obj, prop_name_si, self.regs[rd])?;
Ok(())
}
@@ -196,14 +200,7 @@ impl Vm {
obj.set_proto(self.regs[b]).map_err(|e| e.to_string())?;
return Ok(());
}
if let Some(pos) = self.kernel.shape_forge().lookup_position(obj.shape_id(), prop_name_si) {
obj.set_prop_at(pos, self.regs[b]);
} else {
let new_shape_id = self.kernel.shape_forge().make_shape(obj.shape_id(), prop_name_si);
obj.set_shape_id(new_shape_id);
obj.push_prop(self.regs[b]);
obj.bump_generation();
}
self.ordinary_set(obj, prop_name_si, self.regs[b], self.regs[rd])?;
Ok(())
}