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feat: 类体计算键访问器落地动态定义访问器指令

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彭俊皓
2026-09-24 09:16:08 +00:00
parent 821e24cd0b
commit 70e03c6a62
12 changed files with 193 additions and 21 deletions
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crates/oxide_emit/src/class/method.rs
+21 -12
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@@ -65,24 +65,33 @@ impl Emitter {
));
}
MethodDefinitionKind::Get | MethodDefinitionKind::Set => {
if method.computed {
return Err("computed class accessors not yet supported".into());
}
let undef_reg = self.emit_undefined(ctx);
let (get_reg, set_reg) = if method.kind == MethodDefinitionKind::Get {
(accessor_reg, undef_reg)
} else {
(undef_reg, accessor_reg)
};
let key_name = crate::shared::string_pool::pool_key_property(&method.key)?;
let key_idx = ctx.add_constant(Constant::String(key_name));
ctx.inst(Inst::define_accessor_attrs(
Operand::Reg(home_reg),
Operand::Reg(get_reg),
Operand::Reg(set_reg),
key_idx as u32,
CLASS_METHOD_ATTRS,
));
if method.computed {
// 计算键：键值在类定义期已入键数组，此处取 slot 键寄存器，
// 发运行期取键的动态指令（描述符同静态臂）。
ctx.inst(Inst::define_accessor_attrs_dynamic(
Operand::Reg(home_reg),
Operand::Reg(get_reg),
Operand::Reg(set_reg),
key_reg,
CLASS_METHOD_ATTRS,
));
} else {
let key_name = crate::shared::string_pool::pool_key_property(&method.key)?;
let key_idx = ctx.add_constant(Constant::String(key_name));
ctx.inst(Inst::define_accessor_attrs(
Operand::Reg(home_reg),
Operand::Reg(get_reg),
Operand::Reg(set_reg),
key_idx as u32,
CLASS_METHOD_ATTRS,
));
}
}
MethodDefinitionKind::Constructor => continue,
}