2003-03-02 22:07:10 +00:00
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# This shell script emits a C file. -*- C -*-
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# Copyright 2003 Free Software Foundation, Inc.
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#
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# This file is part of GLD, the Gnu Linker.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# This file is sourced from elf32.em, and defines extra alpha
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# specific routines.
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#
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cat >>e${EMULATION_NAME}.c <<EOF
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#include "elf/internal.h"
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#include "elf/alpha.h"
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#include "elf-bfd.h"
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static void alpha_after_parse PARAMS ((void));
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static void alpha_finish PARAMS ((void));
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static int elf64alpha_32bit = 0;
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/* Set the start address as in the Tru64 ld. */
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#define ALPHA_TEXT_START_32BIT 0x12000000
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static void
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alpha_after_parse ()
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{
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2003-06-25 06:40:27 +00:00
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if (elf64alpha_32bit && !link_info.shared && !link_info.relocatable)
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2003-03-02 22:07:10 +00:00
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lang_section_start (".interp",
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exp_binop ('+',
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exp_intop (ALPHA_TEXT_START_32BIT),
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exp_nameop (SIZEOF_HEADERS, NULL)));
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}
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static void
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alpha_finish ()
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{
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if (elf64alpha_32bit)
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elf_elfheader (output_bfd)->e_flags |= EF_ALPHA_32BIT;
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gld${EMULATION_NAME}_finish ();
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}
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EOF
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# Define some shell vars to insert bits of code into the standard elf
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# parse_args and list_options functions.
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#
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PARSE_AND_LIST_PROLOGUE='
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#define OPTION_TASO 300
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'
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PARSE_AND_LIST_LONGOPTS='
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{"taso", no_argument, NULL, OPTION_TASO},
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'
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PARSE_AND_LIST_OPTIONS='
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fprintf (file, _(" -taso\t\t\tLoad executable in the lower 31-bit addressable\n"));
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fprintf (file, _("\t\t\t virtual address range\n"));
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'
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PARSE_AND_LIST_ARGS_CASES='
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case OPTION_TASO:
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elf64alpha_32bit = 1;
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break;
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'
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# Put these extra alpha routines in ld_${EMULATION_NAME}_emulation
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#
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LDEMUL_AFTER_PARSE=alpha_after_parse
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LDEMUL_FINISH=alpha_finish
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