82 lines
2.2 KiB
Plaintext
82 lines
2.2 KiB
Plaintext
# This shell script emits a C file. -*- C -*-
|
|
# Copyright 2003, 2004 Free Software Foundation, Inc.
|
|
#
|
|
# This file is part of GLD, the Gnu Linker.
|
|
#
|
|
# 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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
|
#
|
|
|
|
# This file is sourced from elf32.em, and defines extra alpha
|
|
# specific routines.
|
|
#
|
|
cat >>e${EMULATION_NAME}.c <<EOF
|
|
|
|
#include "elf/internal.h"
|
|
#include "elf/alpha.h"
|
|
#include "elf-bfd.h"
|
|
|
|
static int elf64alpha_32bit = 0;
|
|
|
|
/* Set the start address as in the Tru64 ld. */
|
|
#define ALPHA_TEXT_START_32BIT 0x12000000
|
|
|
|
static void
|
|
alpha_after_parse (void)
|
|
{
|
|
if (elf64alpha_32bit && !link_info.shared && !link_info.relocatable)
|
|
lang_section_start (".interp",
|
|
exp_binop ('+',
|
|
exp_intop (ALPHA_TEXT_START_32BIT),
|
|
exp_nameop (SIZEOF_HEADERS, NULL)),
|
|
NULL);
|
|
}
|
|
|
|
static void
|
|
alpha_finish (void)
|
|
{
|
|
if (elf64alpha_32bit)
|
|
elf_elfheader (output_bfd)->e_flags |= EF_ALPHA_32BIT;
|
|
|
|
gld${EMULATION_NAME}_finish ();
|
|
}
|
|
EOF
|
|
|
|
# Define some shell vars to insert bits of code into the standard elf
|
|
# parse_args and list_options functions.
|
|
#
|
|
PARSE_AND_LIST_PROLOGUE='
|
|
#define OPTION_TASO 300
|
|
'
|
|
|
|
PARSE_AND_LIST_LONGOPTS='
|
|
{"taso", no_argument, NULL, OPTION_TASO},
|
|
'
|
|
|
|
PARSE_AND_LIST_OPTIONS='
|
|
fprintf (file, _(" -taso\t\t\tLoad executable in the lower 31-bit addressable\n"));
|
|
fprintf (file, _("\t\t\t virtual address range\n"));
|
|
'
|
|
|
|
PARSE_AND_LIST_ARGS_CASES='
|
|
case OPTION_TASO:
|
|
elf64alpha_32bit = 1;
|
|
break;
|
|
'
|
|
|
|
# Put these extra alpha routines in ld_${EMULATION_NAME}_emulation
|
|
#
|
|
LDEMUL_AFTER_PARSE=alpha_after_parse
|
|
LDEMUL_FINISH=alpha_finish
|