Implement compile-time immediate arithmetics

launcher/src/main.rs

@@ -151,6 +151,7 @@ fn main() -> anyhow::Result<()> {
     ])?;
 
     if config.assemble_only {
+        println!("--- {} ---", config.program_file);
         for (n, op) in parsed.ops.iter().enumerate() {
             if config.assemble_debug {
                 println!("{:04} : {:?}", n, op);