Method main

chapter24/src/test/java/com/seaofnodes/simple/Simple.java:152–289

(String[] args)

    }

    public static void main(String[] args) throws Exception {
        String input_filename = null;
        boolean do_eval = false;
        boolean do_run = true;
        boolean do_codegen = false;
        boolean do_print_size = false;
        boolean do_print_time = false;
        int dump = 0;
        int first_arg = 0;
        String src = null;
        String cpu = null;
        String abi = null;

        // Parse command line
        int i; for( i = 0; i < args.length; i++ ) {
            String arg = args[i];
            if( arg.charAt(0) != '-' ) {
                input_filename = arg;
                break;
            }

            switch (arg) {
            case "-":                         input_filename=""; break;
            case "--dump":                    dump |= DUMP_FINAL; break;
            case "--dump-after-parse":        dump |= DUMP_AFTER_PARSE; break;
            case "--dump-after-opto":         dump |= DUMP_AFTER_OPTO; break;
            case "--dump-after-type-check":   dump |= DUMP_AFTER_TYPE_CHECK; break;
            case "--dump-after-loop-tree":    dump |= DUMP_AFTER_LOOP_TREE; break;
            case "--dump-after-select":       dump |= DUMP_AFTER_SELECT; break;
            case "--dump-after-gcm":          dump |= DUMP_AFTER_GCM; break;
            case "--dump-after-local-sched":  dump |= DUMP_AFTER_LOCAL_SCHED; break;
            case "--dump-after-reg-alloc":    dump |= DUMP_AFTER_REG_ALLOC; break;
            case "--dump-after-encode":       dump |= DUMP_AFTER_ENCODE; break;
            case "--dump-after-all":          dump |= DUMP_AFTER_ALL; break;
            case "--dot":                     dump |= DUMP_DOT; break;
            case "-S":                        dump |= DUMP_DISASSEMBLE; break;
            case "--eval":                    do_eval = true ; do_run = false; break;
            case "--run":                     do_run  = true ; break;
            case "--norun":                   do_run  = false; break;
            case "--dump-size":               do_print_size = true; break;
            case "--dump-time":               do_print_time = true; break;
            case "--cpu":                     if (cpu != null || i + 1 >= args.length || args[i + 1].charAt(0) == '-') bad_usage();
                                              cpu = args[++i];
                                              break;
            case "--abi":                     if (abi != null || i + 1 >= args.length || args[i + 1].charAt(0) == '-') bad_usage();
                                              abi = args[++i];
                                              break;
            case "--target":                  target(); break;
            case "--version":                 throw Utils.TODO();
            case "--help":                    usage();
            default:                          bad_usage();
            }
        }

        if (input_filename == null) throw bad("no input file' (use --help)");
        if( !input_filename.isEmpty() && !input_filename.endsWith(".smp") )
            throw bad("File extension must be .smp");
        String base = input_filename.substring(0,input_filename.length()-4);