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-rw-r--r--sim/w65/run.c131
1 files changed, 131 insertions, 0 deletions
diff --git a/sim/w65/run.c b/sim/w65/run.c
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+++ b/sim/w65/run.c
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+/* run front end support for W65
+ Copyright (C) 1995 Free Software Foundation, Inc.
+
+This file is part of W65 SIM
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+
+/* Steve Chamberlain
+ sac@cygnus.com */
+
+#include "config.h"
+
+#include <stdio.h>
+#ifdef HAVE_STDLIB_H
+#include <stdlib.h>
+#endif
+#include "getopt.h"
+#include "bfd.h"
+
+#ifdef NEED_DECLARATION_PRINTF
+extern int printf ();
+#endif
+
+void usage();
+extern int optind;
+
+int
+main (ac, av)
+ int ac;
+ char **av;
+{
+ bfd *abfd;
+ bfd_vma start_address;
+ asection *s;
+ int i;
+ int verbose = 0;
+ int trace = 0;
+ char *name = "";
+
+ while ((i = getopt (ac, av, "tv")) != EOF)
+ switch (i)
+ {
+ case 't':
+ trace = 1;
+ break;
+ case 'v':
+ verbose = 1;
+ break;
+ default:
+ usage();
+ }
+ ac -= optind;
+ av += optind;
+
+ if (ac != 1)
+ usage();
+
+ name = *av;
+
+ if (verbose)
+ {
+ printf ("run %s\n", name);
+ }
+ abfd = bfd_openr (name, "coff-w65");
+ if (abfd)
+ {
+
+ if (bfd_check_format (abfd, bfd_object))
+ {
+
+ for (s = abfd->sections; s; s = s->next)
+ {
+ unsigned char *buffer = malloc (bfd_section_size (abfd, s));
+ bfd_get_section_contents (abfd,
+ s,
+ buffer,
+ 0,
+ bfd_section_size (abfd, s));
+ sim_write (s->vma, buffer, bfd_section_size (abfd, s));
+ free (buffer);
+ }
+
+ start_address = bfd_get_start_address (abfd);
+ sim_set_pc (start_address);
+ if (trace)
+ {
+ int done = 0;
+ while (!done)
+ {
+ done = sim_trace ();
+ }
+ }
+ else
+ {
+ sim_resume (0, 0);
+ }
+ if (verbose)
+ sim_info (printf, 0);
+
+ /* Find out what was in r0 and return that */
+ {
+ unsigned char b[4];
+ sim_fetch_register(0, b, 4);
+ return b[3];
+ }
+
+ }
+ }
+
+ return 1;
+}
+
+void
+usage()
+{
+ fprintf (stderr, "usage: run [-tv] program\n");
+ exit (1);
+}