sim/common/sim-hload.c

   1 /* Generic load for hardware simulator models.
   2    Copyright (C) 1997-2020 Free Software Foundation, Inc.
   3    Contributed by Cygnus Support.
   4
   5 This file is part of GDB, the GNU debugger.
   6
   7 This program is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 3 of the License, or
  10 (at your option) any later version.
  11
  12 This program is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #include "sim-main.h"
  21 #include "bfd.h"
  22 #include "sim-utils.h"
  23 #include "sim-assert.h"
  24
  25
  26 /* Generic implementation of sim_load that works with simulators
  27    modeling a hardware platform. */
  28
  29 SIM_RC
  30 sim_load (SIM_DESC sd, const char *prog_name, struct bfd *prog_bfd, int from_tty)
  31 {
  32   bfd *result_bfd;
  33
  34   SIM_ASSERT (STATE_MAGIC (sd) == SIM_MAGIC_NUMBER);
  35   if (sim_analyze_program (sd, prog_name, prog_bfd) != SIM_RC_OK)
  36     return SIM_RC_FAIL;
  37   SIM_ASSERT (STATE_PROG_BFD (sd) != NULL);
  38
  39   /* NOTE: For historical reasons, older hardware simulators
  40      incorrectly write the program sections at LMA interpreted as a
  41      virtual address.  This is still accommodated for backward
  42      compatibility reasons. */
  43
  44   result_bfd = sim_load_file (sd, STATE_MY_NAME (sd),
  45                               STATE_CALLBACK (sd),
  46                               prog_name,
  47                               STATE_PROG_BFD (sd),
  48                               STATE_OPEN_KIND (sd) == SIM_OPEN_DEBUG,
  49                               STATE_LOAD_AT_LMA_P (sd),
  50                               sim_write);
  51   if (result_bfd == NULL)
  52     {
  53       bfd_close (STATE_PROG_BFD (sd));
  54       STATE_PROG_BFD (sd) = NULL;
  55       return SIM_RC_FAIL;
  56     }
  57   return SIM_RC_OK;
  58 }