Initial creation of sourceware repositorygdb-4_18-branchpoint

1 files changed, 131 insertions, 0 deletions

diff --git a/sim/w65/run.c b/sim/w65/run.c
new file mode 100644
index 0000000..2d966ee
--- /dev/null
+++ b/sim/w65/run.c
@@ -0,0 +1,131 @@
+/* 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);
+}