ltvm: remove unneccesary symbol table

(handled in linker now)

ltvm/src/main.rs

@@ -25,24 +25,12 @@ fn main() {
     let mut vm = tisc::VM::new( args.memsize );
     let mut linker = tisc::Linker::new();
 
-    let mut symbols = std::collections::HashMap::<String, tisc::LinkAddr>::new();
-
     for source_path in args.sources.iter() {
         let mut input = std::io::BufReader::new(
             std::fs::File::open(source_path).expect("Failed to open file")
         );
 
         let obj_file : tisc::linker::ObjectFile = bincode::deserialize_from( input ).expect("");
-
-        for (name, addr) in obj_file.symbols.iter() {
-            symbols.insert(
-                name.clone(),
-                tisc::LinkAddr::Relative{
-                    symbol: source_path.clone(),
-                    offset: *addr
-                }
-            );
-        }     
         linker.import( source_path, obj_file );
     }