ld/emultempl/ppc32elf.em

   1 # This shell script emits a C file. -*- C -*-
   2 #   Copyright 2003 Free Software Foundation, Inc.
   3 #
   4 # This file is part of GLD, the Gnu Linker.
   5 #
   6 # This program is free software; you can redistribute it and/or modify
   7 # it under the terms of the GNU General Public License as published by
   8 # the Free Software Foundation; either version 2 of the License, or
   9 # (at your option) any later version.
  10 #
  11 # This program is distributed in the hope that it will be useful,
  12 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 # GNU General Public License for more details.
  15 #
  16 # You should have received a copy of the GNU General Public License
  17 # along with this program; if not, write to the Free Software
  18 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  19 #
  20
  21 # This file is sourced from elf32.em, and defines extra powerpc64-elf
  22 # specific routines.
  23 #
  24 cat >>e${EMULATION_NAME}.c <<EOF
  25
  26 #include "libbfd.h"
  27 #include "elf32-ppc.h"
  28
  29 /* Whether to run tls optimization.  */
  30 static int notlsopt = 0;
  31
  32 static void
  33 ppc_before_allocation (void)
  34 {
  35   extern const bfd_target bfd_elf32_powerpc_vec;
  36   extern const bfd_target bfd_elf32_powerpcle_vec;
  37
  38   if (link_info.hash->creator == &bfd_elf32_powerpc_vec
  39       || link_info.hash->creator == &bfd_elf32_powerpcle_vec)
  40     {
  41       if (ppc_elf_tls_setup (output_bfd, &link_info) && !notlsopt)
  42         {
  43           if (!ppc_elf_tls_optimize (output_bfd, &link_info))
  44             {
  45               einfo ("%X%P: TLS problem %E\n");
  46               return;
  47             }
  48         }
  49     }
  50   gld${EMULATION_NAME}_before_allocation ();
  51 }
  52
  53 EOF
  54
  55 # Define some shell vars to insert bits of code into the standard elf
  56 # parse_args and list_options functions.
  57 #
  58 PARSE_AND_LIST_PROLOGUE='
  59 #define OPTION_NO_TLS_OPT               301
  60 '
  61
  62 PARSE_AND_LIST_LONGOPTS='
  63   { "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
  64 '
  65
  66 PARSE_AND_LIST_OPTIONS='
  67   fprintf (file, _("\
  68   --no-tls-optimize     Don'\''t try to optimize TLS accesses.\n"
  69                    ));
  70 '
  71
  72 PARSE_AND_LIST_ARGS_CASES='
  73     case OPTION_NO_TLS_OPT:
  74       notlsopt = 1;
  75       break;
  76 '
  77
  78 # Put these extra ppc64elf routines in ld_${EMULATION_NAME}_emulation
  79 #
  80 LDEMUL_BEFORE_ALLOCATION=ppc_before_allocation