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feat: 支持自增自减运算符

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彭俊皓
2026-06-06 20:31:57 +08:00
parent 8c3f4aabe6
commit 69e2c2eba1
7 changed files with 226 additions and 3 deletions
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crates/oxide_vm/src/vm.rs
+26
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@@ -635,6 +635,32 @@ impl Vm {
self.regs[rd] = if cond { self.regs[a] } else { self.regs[b] };
}
OpCode::INC_PRE => {
let n = coercion::to_number(self.regs[rd], self.kernel.string_forge().as_ref());
let result = JsValue::float(n + 1.0);
self.regs[rd] = result;
self.regs[a] = result;
}
OpCode::INC_POST => {
let n = coercion::to_number(self.regs[rd], self.kernel.string_forge().as_ref());
self.regs[a] = JsValue::float(n);
self.regs[rd] = JsValue::float(n + 1.0);
}
OpCode::DEC_PRE => {
let n = coercion::to_number(self.regs[rd], self.kernel.string_forge().as_ref());
let result = JsValue::float(n - 1.0);
self.regs[rd] = result;
self.regs[a] = result;
}
OpCode::DEC_POST => {
let n = coercion::to_number(self.regs[rd], self.kernel.string_forge().as_ref());
self.regs[a] = JsValue::float(n);
self.regs[rd] = JsValue::float(n - 1.0);
}
OpCode::FOR_IN_INIT => {
let obj_val = self.regs[a];
if !obj_val.is_object() {