feat: 增加 CreateClosure 字节码,函数字面量每次执行创建新闭包

crates/oxide_bytecode/src/opcode.rs

@@ -90,6 +90,7 @@ pub enum OpCode {
     SUPER_STATIC_GET_PROP = 0x46,
     SET_HOME_OBJECT = 0x47,
     DEFINE_ACCESSOR = 0x48,
+    CREATE_CLOSURE = 0x4A,
 
     // ── Object Property (0x50-0x5F) ──
     IC_GET_PROP = 0x50,
@@ -238,6 +239,7 @@ impl TryFrom<u8> for OpCode {
             0x46 => Ok(OpCode::SUPER_STATIC_GET_PROP),
             0x47 => Ok(OpCode::SET_HOME_OBJECT),
             0x48 => Ok(OpCode::DEFINE_ACCESSOR),
+            0x4A => Ok(OpCode::CREATE_CLOSURE),
             0x50 => Ok(OpCode::IC_GET_PROP),
             0x51 => Ok(OpCode::IC_SET_PROP),
             0x52 => Ok(OpCode::GET_PROP),
@@ -357,6 +359,7 @@ impl fmt::Display for OpCode {
             OpCode::SUPER_STATIC_GET_PROP => "SUPER_STATIC_GET_PROP",
             OpCode::SET_HOME_OBJECT => "SET_HOME_OBJECT",
             OpCode::DEFINE_ACCESSOR => "DEFINE_ACCESSOR",
+            OpCode::CREATE_CLOSURE => "CREATE_CLOSURE",
             OpCode::IC_GET_PROP => "IC_GET_PROP",
             OpCode::IC_SET_PROP => "IC_SET_PROP",
             OpCode::GET_PROP => "GET_PROP",