| # This shell script emits a C file. -*- C -*- |
| # Copyright 2003 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 |