sim/sh/run.c

   1 /* run front end support for H8/500
   2    Copyright (C) 1987, 1992 Free Software Foundation, Inc.
   3
   4 This file is part of H8300 SIM
   5
   6 GNU CC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU CC is distributed in the hope that it will be useful,
  12 but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU CC; see the file COPYING.  If not, write to
  18 the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
  19
  20
  21 /* Steve Chamberlain
  22    sac@cygnus.com */
  23
  24 #include <stdio.h>
  25 #include <varargs.h>
  26 #include "bfd.h"
  27 #include "sysdep.h"
  28 #include "remote-sim.h"
  29
  30 int target_byte_order;
  31
  32 int
  33 main (ac, av)
  34      int ac;
  35      char **av;
  36 {
  37   bfd *abfd;
  38   bfd_vma start_address;
  39   asection *s;
  40   int i;
  41   int verbose = 0;
  42   int trace = 0;
  43   char *name = "";
  44
  45   for (i = 1; i < ac; i++)
  46     {
  47       if (strcmp (av[i], "-v") == 0)
  48         {
  49           verbose = 1;
  50         }
  51       else if (strcmp (av[i], "-t") == 0)
  52         {
  53           trace = 1;
  54         }
  55       else if (strcmp (av[i], "-p") == 0)
  56         {
  57           sim_set_profile (atoi (av[i + 1]));
  58           i++;
  59         }
  60       else if (strcmp (av[i], "-s") == 0)
  61         {
  62           sim_set_profile_size (atoi (av[i + 1]));
  63           i++;
  64         }
  65       else if (strcmp (av[i], "-m") == 0)
  66         {
  67           sim_size (atoi (av[i + 1]));
  68           i++;
  69         }
  70       else
  71         {
  72           name = av[i];
  73         }
  74     }
  75   if (verbose)
  76     {
  77       printf ("run %s\n", name);
  78     }
  79   abfd = bfd_openr (name, 0);
  80   if (abfd)
  81     {
  82       if (bfd_check_format (abfd, bfd_object))
  83         {
  84
  85           for (s = abfd->sections; s; s = s->next)
  86             {
  87               unsigned char *buffer = malloc (bfd_section_size (abfd, s));
  88               bfd_get_section_contents (abfd,
  89                                         s,
  90                                         buffer,
  91                                         0,
  92                                         bfd_section_size (abfd, s));
  93               sim_write (s->vma, buffer, bfd_section_size (abfd, s));
  94             }
  95
  96           start_address = bfd_get_start_address (abfd);
  97           sim_create_inferior (start_address, NULL, NULL);
  98
  99           target_byte_order = abfd->xvec->byteorder_big_p ? 4321 : 1234;
 100
 101           if (trace)
 102             {
 103               int done = 0;
 104               while (!done)
 105                 {
 106                   done = sim_trace ();
 107                 }
 108             }
 109           else
 110             {
 111               sim_resume (0, 0);
 112             }
 113           if (verbose)
 114             sim_info (0);
 115
 116           /* Assume we left through the exit system call,
 117              in which case r5 has the exit code */
 118           {
 119             unsigned char b[4];
 120             sim_fetch_register (5, b);
 121             return b[3];
 122           }
 123
 124         }
 125     }
 126
 127   return 1;
 128 }
 129 \f
 130 /* Callbacks used by the simulator proper.  */
 131
 132 void
 133 printf_filtered (va_alist)
 134      va_dcl
 135 {
 136   va_list args;
 137   char *format;
 138
 139   va_start (args);
 140   format = va_arg (args, char *);
 141
 142   vfprintf (stdout, format, args);
 143   va_end (args);
 144 }