crxelf.em 2.2 KB

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  1. # This shell script emits a C file. -*- C -*-
  2. # Copyright (C) 2004-2022 Free Software Foundation, Inc.
  3. #
  4. # This file is part of the GNU Binutils.
  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 3 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., 51 Franklin Street - Fifth Floor, Boston,
  19. # MA 02110-1301, USA.
  20. #
  21. # This file is sourced from elf.em, and defines extra crx-elf
  22. # specific routines.
  23. #
  24. fragment <<EOF
  25. #include "ldctor.h"
  26. static void
  27. crxelf_after_parse (void)
  28. {
  29. /* Always behave as if called with --sort-common command line
  30. option.
  31. This is to emulate the CRTools' method of keeping variables
  32. of different alignment in separate sections. */
  33. config.sort_common = true;
  34. /* Don't create a demand-paged executable, since this feature isn't
  35. meaninful in CRX embedded systems. Moreover, when magic_demand_paged
  36. is true the link sometimes fails. */
  37. config.magic_demand_paged = false;
  38. ldelf_after_parse ();
  39. }
  40. /* This is called after the sections have been attached to output
  41. sections, but before any sizes or addresses have been set. */
  42. static void
  43. crxelf_before_allocation (void)
  44. {
  45. /* Call the default first. */
  46. gld${EMULATION_NAME}_before_allocation ();
  47. /* Enable relaxation by default if the "--no-relax" option was not
  48. specified. This is done here instead of in the before_parse hook
  49. because there is a check in main() to prohibit use of --relax and
  50. -r together. */
  51. if (RELAXATION_DISABLED_BY_DEFAULT)
  52. ENABLE_RELAXATION;
  53. }
  54. EOF
  55. # Put these extra crx-elf routines in ld_${EMULATION_NAME}_emulation
  56. #
  57. LDEMUL_AFTER_PARSE=crxelf_after_parse
  58. LDEMUL_BEFORE_ALLOCATION=crxelf_before_allocation