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feat: class 私有成员语义（字段/方法/访问器 + brand 检查 + 契约修复）

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This commit is contained in:
彭俊皓
2026-08-09 11:08:36 +08:00
parent 088b3bc976
commit 6c79dbb21c
41 changed files with 573 additions and 216 deletions
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crates/oxide_ir/src/contract.rs
+24 -5
View File
@@ -58,10 +58,8 @@ impl Inst {
| OpCode::SET_PROP_DYNAMIC
| OpCode::IC_SET_PROP
| OpCode::SET_ELEM
| OpCode::GET_PRIVATE
| OpCode::SET_PRIVATE
| OpCode::INIT_PRIVATE
| OpCode::PRIVATE_BRAND_IN
| OpCode::DELETE_PROP_STATIC
| OpCode::DELETE_PROP_DYNAMIC
| OpCode::DEFINE_ACCESSOR
@@ -253,16 +251,37 @@ impl Inst {
| OpCode::SET_PROP_DYNAMIC
| OpCode::IC_SET_PROP
| OpCode::SET_ELEM
| OpCode::GET_PRIVATE
| OpCode::SET_PRIVATE
| OpCode::INIT_PRIVATE
| OpCode::PRIVATE_BRAND_IN
| OpCode::DEFINE_ACCESSOR
| OpCode::DEFINE_PROP => {
push_operand(&mut uses, &self.rd);
push_operand(&mut uses, &self.a);
push_operand(&mut uses, &self.b);
}
// 私有写：rd=对象、a=值、b=键是 use，额外读 ext[0]（brand 对象寄存器）
OpCode::SET_PRIVATE => {
push_operand(&mut uses, &self.rd);
push_operand(&mut uses, &self.a);
push_operand(&mut uses, &self.b);
let brand_reg = self.ext.first().copied().unwrap_or(0);
if brand_reg != 0 {
uses.push(brand_reg);
}
}
// 私有读/品牌检查：a=对象、b=私有键是 use，rd 是结果 def
// GET_PRIVATE 额外读 ext[0]（brand 对象寄存器，0 表示跳过检查）
OpCode::GET_PRIVATE => {
push_operand(&mut uses, &self.a);
push_operand(&mut uses, &self.b);
let brand_reg = self.ext.first().copied().unwrap_or(0);
if brand_reg != 0 {
uses.push(brand_reg);
}
}
OpCode::PRIVATE_BRAND_IN => {
push_operand(&mut uses, &self.a);
push_operand(&mut uses, &self.b);
}
// delete：读 obj（+dynamic 读 key）
OpCode::DELETE_PROP_STATIC => push_operand(&mut uses, &self.rd),
OpCode::DELETE_PROP_DYNAMIC => {
crates/oxide_ir/src/inst.rs
+18
View File
@@ -168,6 +168,24 @@ impl Inst {
// ── 其他带 ext 字 ──
/// 私有成员读取：result=结果，obj=接收者，key=私有名 id。
/// ext = [brand_reg, brand_id]：brand_reg 为当前类 brand 对象寄存器（0 表示跳过
/// brand 检查，instance 字段路径），brand_id 为实例 brand 槽的私有名 id。
pub fn get_private(result: Operand, obj: Operand, key: Operand, brand_reg: u32, brand_id: u32) -> Self {
Self::with_ext(OpCode::GET_PRIVATE, result, obj, key, &[brand_reg, brand_id])
}
/// 私有成员写入：obj=接收者，value=新值，key=私有名 id。ext 语义同 `get_private`。
pub fn set_private(obj: Operand, value: Operand, key: Operand, brand_reg: u32, brand_id: u32) -> Self {
Self::with_ext(OpCode::SET_PRIVATE, obj, value, key, &[brand_reg, brand_id])
}
/// 私有成员初始化：target=接收者，value=初值，key=私有名 id。
/// ext = [is_method]：1 表示私有方法槽（不可写），0 表示字段/brand 槽。
pub fn init_private(target: Operand, value: Operand, key: Operand, is_method: bool) -> Self {
Self::with_ext(OpCode::INIT_PRIVATE, target, value, key, &[is_method as u32])
}
/// 定义访问器属性：home 为宿主对象，get/set 为访问器函数寄存器，key_idx 为属性名常量下标。
pub fn define_accessor(home: Operand, get: Operand, set: Operand, key_idx: u32) -> Self {
Self::with_ext(OpCode::DEFINE_ACCESSOR, home, get, set, &[key_idx])