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feat: 支持成员自增自减与复合运算

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This commit is contained in:
爱特每羊队
2026-06-06 20:48:44 +08:00
parent b812cfae01
commit c8996dc438
6 changed files with 814 additions and 19 deletions
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crates/oxide_compiler/src/emitter.rs
+54 -8
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@@ -606,14 +606,29 @@ impl Compiler {
(idx & 0xFF) as u8,
((idx >> 8) & 0xFF) as u8,
));
ctx.emit(opcode::encode(
OpCode::IC_SET_PROP,
obj_reg,
val_reg,
key_reg,
));
ctx.emit(0);
Ok(val_reg)
if assign.operator != AssignmentOperator::Assign {
let op = match assign.operator {
AssignmentOperator::Addition => OpCode::COMPOUND_MEMBER_ADD,
AssignmentOperator::Subtraction => OpCode::COMPOUND_MEMBER_SUB,
AssignmentOperator::Multiplication => OpCode::COMPOUND_MEMBER_MUL,
AssignmentOperator::Division => OpCode::COMPOUND_MEMBER_DIV,
AssignmentOperator::Remainder => OpCode::COMPOUND_MEMBER_MOD,
AssignmentOperator::Exponential => OpCode::COMPOUND_MEMBER_EXP,
_ => unreachable!(),
};
ctx.emit(opcode::encode(op, obj_reg, val_reg, key_reg));
ctx.emit(0);
Ok(val_reg)
} else {
ctx.emit(opcode::encode(
OpCode::IC_SET_PROP,
obj_reg,
val_reg,
key_reg,
));
ctx.emit(0);
Ok(val_reg)
}
} else if let oxide_parser::AssignmentTarget::ComputedMemberExpression(member) =
&assign.left
{
@@ -670,6 +685,37 @@ impl Compiler {
ctx.emit(opcode::encode(op, var_reg, result_reg, result_reg));
Ok(result_reg)
}
SimpleAssignmentTarget::StaticMemberExpression(member) => {
let obj_reg = self.emit_expression(&member.object, ctx)?;
let prop_name = member.property.name.as_str();
let key_idx = ctx.add_constant(Constant::String(prop_name.to_string()));
let key_reg = ctx.alloc_reg();
ctx.emit(opcode::encode(
OpCode::LOAD_CONST,
key_reg,
(key_idx & 0xFF) as u8,
((key_idx >> 8) & 0xFF) as u8,
));
let val_reg = ctx.alloc_reg();
let op = match update.operator {
UpdateOperator::Increment => OpCode::MEMBER_INC,
UpdateOperator::Decrement => OpCode::MEMBER_DEC,
};
ctx.emit(opcode::encode(op, obj_reg, val_reg, key_reg));
ctx.emit(0);
Ok(val_reg)
}
SimpleAssignmentTarget::ComputedMemberExpression(member) => {
let obj_reg = self.emit_expression(&member.object, ctx)?;
let key_reg = self.emit_expression(&member.expression, ctx)?;
let val_reg = ctx.alloc_reg();
let op = match update.operator {
UpdateOperator::Increment => OpCode::DYN_MEMBER_INC,
UpdateOperator::Decrement => OpCode::DYN_MEMBER_DEC,
};
ctx.emit(opcode::encode(op, obj_reg, key_reg, val_reg));
Ok(val_reg)
}
_ => Err("member update not yet supported".into()),
},
Expression::Identifier(ident) => {