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feat: 对象方法 super 门加计算型 super 成员加 VM 步序对齐

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This commit is contained in:
彭俊皓
2026-10-10 01:09:06 +00:00
parent b6219188e7
commit c38e91a65a
11 changed files with 459 additions and 137 deletions
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crates/oxide_emit/src/expr/template/tagged.rs
+32 -35
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@@ -88,22 +88,12 @@ impl Emitter {
let pair = match tag {
Expression::StaticMemberExpression(member) => {
if matches!(&member.object, Expression::Super(_)) {
if !ctx.in_instance_method && !ctx.in_static_method && !ctx.in_derived_constructor {
return Err("super property only supported in class methods".into());
}
let this_reg = self.emit_super_this(ctx)?;
let prop_name = member.property.name.as_str();
let key_reg = ctx.alloc_reg();
let idx = ctx.add_constant(Constant::String(prop_name.to_string()));
ctx.inst(Inst::load_const(Operand::Reg(key_reg), idx));
let this_reg = ctx.alloc_reg();
ctx.inst(Inst::new(OpCode::LOAD_VAR, Operand::Reg(this_reg), Operand::This, Operand::None));
let callee_reg = ctx.alloc_reg();
let op = if ctx.in_static_method {
OpCode::SUPER_STATIC_GET_PROP
} else {
OpCode::SUPER_GET_PROP
};
ctx.inst(Inst::new(op, Operand::Reg(callee_reg), Operand::Reg(this_reg), Operand::Reg(key_reg)));
let callee_reg = self.emit_super_get(this_reg, key_reg, ctx);
(callee_reg, this_reg)
} else {
let obj_reg = self.emit_expression(&member.object, ctx)?;
@@ -123,30 +113,37 @@ impl Emitter {
}
}
Expression::ComputedMemberExpression(member) => {
let obj_reg = self.emit_expression(&member.object, ctx)?;
if let Some(key) = crate::expr::member::computed_const_key(&member.expression) {
let key_reg = ctx.alloc_reg();
let idx = ctx.add_constant(Constant::String(key));
ctx.inst(Inst::load_const(Operand::Reg(key_reg), idx));
let callee_reg = ctx.alloc_reg();
ctx.inst(Inst::new(
OpCode::LOAD_VAR,
Operand::Reg(callee_reg),
Operand::Reg(obj_reg),
Operand::None,
));
ctx.inst(Inst::ic_get(Operand::Reg(callee_reg), Operand::Reg(key_reg)));
(callee_reg, obj_reg)
} else {
if matches!(&member.object, Expression::Super(_)) {
let this_reg = self.emit_super_this(ctx)?;
let key_reg = self.emit_expression(&member.expression, ctx)?;
let callee_reg = ctx.alloc_reg();
ctx.inst(Inst::new(
OpCode::GET_PROP_DYNAMIC,
Operand::Reg(obj_reg),
Operand::Reg(key_reg),
Operand::Reg(callee_reg),
));
(callee_reg, obj_reg)
let callee_reg = self.emit_super_get(this_reg, key_reg, ctx);
(callee_reg, this_reg)
} else {
let obj_reg = self.emit_expression(&member.object, ctx)?;
if let Some(key) = crate::expr::member::computed_const_key(&member.expression) {
let key_reg = ctx.alloc_reg();
let idx = ctx.add_constant(Constant::String(key));
ctx.inst(Inst::load_const(Operand::Reg(key_reg), idx));
let callee_reg = ctx.alloc_reg();
ctx.inst(Inst::new(
OpCode::LOAD_VAR,
Operand::Reg(callee_reg),
Operand::Reg(obj_reg),
Operand::None,
));
ctx.inst(Inst::ic_get(Operand::Reg(callee_reg), Operand::Reg(key_reg)));
(callee_reg, obj_reg)
} else {
let key_reg = self.emit_expression(&member.expression, ctx)?;
let callee_reg = ctx.alloc_reg();
ctx.inst(Inst::new(
OpCode::GET_PROP_DYNAMIC,
Operand::Reg(obj_reg),
Operand::Reg(key_reg),
Operand::Reg(callee_reg),
));
(callee_reg, obj_reg)
}
}
}
Expression::PrivateFieldExpression(member) => {