Subversion Repositories openrisc

# This shell script emits a C file. -*- C -*-
# It does some substitutions.
(echo;echo;echo;echo)>e${EMULATION_NAME}.c # there, now line numbers match ;-)
fragment <<EOF
/* This file is part of GLD, the Gnu Linker.
   Copyright 1999, 2000, 2002, 2003, 2004, 2007
   Free Software Foundation, Inc.

   This file is part of the GNU Binutils.

   This program 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 3 of the License, or
   (at your option) any later version.

   This program 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., 51 Franklin Street - Fifth Floor, Boston,
   MA 02110-1301, USA.  */

/* For TI COFF */
/* Need to determine load and run pages for output sections */

#define TARGET_IS_${EMULATION_NAME}

#include "sysdep.h"
#include "bfd.h"
#include "bfdlink.h"
#include "getopt.h"

#include "ld.h"
#include "ldmain.h"
#include "ldmisc.h"
#include "ldexp.h"
#include "ldlang.h"
#include "ldfile.h"
#include "ldemul.h"

static int coff_version;

/* TI COFF extra command line options */
#define OPTION_COFF_FORMAT              (300 + 1)

static void
gld${EMULATION_NAME}_add_options
  (int ns ATTRIBUTE_UNUSED, char **shortopts ATTRIBUTE_UNUSED, int nl,
   struct option **longopts, int nrl ATTRIBUTE_UNUSED,
   struct option **really_longopts ATTRIBUTE_UNUSED)
{
  static const struct option xtra_long[] = {
    /* TI COFF options */
    {"format", required_argument, NULL, OPTION_COFF_FORMAT },
    {NULL, no_argument, NULL, 0}
  };

  *longopts = (struct option *)
    xrealloc (*longopts, nl * sizeof (struct option) + sizeof (xtra_long));
  memcpy (*longopts + nl, &xtra_long, sizeof (xtra_long));
}

static void
gld_${EMULATION_NAME}_list_options (FILE * file)
{
  fprintf (file, _("  --format 0|1|2              Specify which COFF version to use\n"));
}

static bfd_boolean
gld${EMULATION_NAME}_handle_option (int optc)
{
  switch (optc)
    {
    default:
      return FALSE;

    case OPTION_COFF_FORMAT:
      if ((*optarg == '0' || *optarg == '1' || *optarg == '2')
          && optarg[1] == '\0')
      {
        static char buf[] = "coffX-${OUTPUT_FORMAT_TEMPLATE}";
        coff_version = *optarg - '0';
        buf[4] = *optarg;
        lang_add_output_format (buf, NULL, NULL, 0);
      }
      else
        {
          einfo (_("%P%F: invalid COFF format version %s\n"), optarg);
        }
      break;
    }
  return FALSE;
}

static void
gld_${EMULATION_NAME}_before_parse(void)
{
#ifndef TARGET_                 /* I.e., if not generic.  */
  ldfile_set_output_arch ("`echo ${ARCH}`", bfd_arch_unknown);
#endif /* not TARGET_ */
}

static char *
gld_${EMULATION_NAME}_get_script (int *isfile)
EOF
if test -n "$COMPILE_IN"
then
# Scripts compiled in.

# sed commands to quote an ld script as a C string.
sc='s/["\\]/\\&/g
s/$/\\n\\/
1s/^/"/
$s/$/n"/
'
fragment <<EOF
{
  *isfile = 0;
  if (link_info.relocatable && config.build_constructors)
    return `sed "$sc" ldscripts/${EMULATION_NAME}.xu`;
  else if (link_info.relocatable)
    return `sed "$sc" ldscripts/${EMULATION_NAME}.xr`;
  else if (!config.text_read_only)
    return `sed "$sc" ldscripts/${EMULATION_NAME}.xbn`;
  else if (!config.magic_demand_paged)
    return `sed "$sc" ldscripts/${EMULATION_NAME}.xn`;
  else
    return `sed "$sc" ldscripts/${EMULATION_NAME}.x`;
}
EOF

else
# Scripts read from the filesystem.

fragment <<EOF
{
  *isfile = 1;

  if (link_info.relocatable && config.build_constructors)
    return "ldscripts/${EMULATION_NAME}.xu";
  else if (link_info.relocatable)
    return "ldscripts/${EMULATION_NAME}.xr";
  else if (!config.text_read_only)
    return "ldscripts/${EMULATION_NAME}.xbn";
  else if (!config.magic_demand_paged)
    return "ldscripts/${EMULATION_NAME}.xn";
  else
    return "ldscripts/${EMULATION_NAME}.x";
}
EOF

fi

fragment <<EOF
struct ld_emulation_xfer_struct ld_${EMULATION_NAME}_emulation =
{
  gld_${EMULATION_NAME}_before_parse,
  syslib_default,
  hll_default,
  after_parse_default,
  after_open_default,
  after_allocation_default,
  set_output_arch_default,
  ldemul_default_target,
  before_allocation_default,
  gld_${EMULATION_NAME}_get_script,
  "${EMULATION_NAME}",
  "${OUTPUT_FORMAT}",
  finish_default,
  NULL, /* create output section statements */
  NULL, /* open dynamic archive */
  NULL, /* place orphan */
  NULL, /* set_symbols */
  NULL, /* parse_args */
  gld${EMULATION_NAME}_add_options,
  gld${EMULATION_NAME}_handle_option,
  NULL, /* unrecognized_file */
  gld_${EMULATION_NAME}_list_options,
  NULL, /* recognized file */
  NULL, /* find_potential_libraries */
  NULL  /* new_vers_pattern */
};
EOF