-# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
-# This file is sourced from elf32.em, and defines some extra routines for bfin
-# embedded systems using ELF and for some other systems using bfin ELF. While
-# it is sourced from elf32.em for all bfin ELF configurations, here we include
-# only the features we want depending on the configuration.
-
-case ${target} in
- bfin*-*-elf)
- echo "#define SUPPORT_EMBEDDED_RELOCS" >>e${EMULATION_NAME}.c
- ;;
-esac
-
-cat >>e${EMULATION_NAME}.c <<EOF
-
-#ifdef SUPPORT_EMBEDDED_RELOCS
-static void check_sections (bfd *, asection *, void *);
-#endif
-
-/* This function is run after all the input files have been opened. */
-
-static void
-bfin_elf_after_open (void)
-{
- /* Call the standard elf routine. */
- gld${EMULATION_NAME}_after_open ();
-
-#ifdef SUPPORT_EMBEDDED_RELOCS
- if (command_line.embedded_relocs
- && (! link_info.relocatable))
- {
- bfd *abfd;
-
- /* In the embedded relocs mode we create a .emreloc section for each
- input file with a nonzero .data section. The BFD backend will fill in
- these sections with magic numbers which can be used to relocate the
- data section at run time. */
- for (abfd = link_info.input_bfds; abfd != NULL; abfd = abfd->link_next)
- {
- asection *datasec;
-
- /* As first-order business, make sure that each input BFD is either
- COFF or ELF. We need to call a special BFD backend function to
- generate the embedded relocs, and we have such functions only for
- COFF and ELF. */
- if (bfd_get_flavour (abfd) != bfd_target_coff_flavour
- && bfd_get_flavour (abfd) != bfd_target_elf_flavour)
- einfo ("%F%B: all input objects must be COFF or ELF for --embedded-relocs\n");
-
- datasec = bfd_get_section_by_name (abfd, ".data");
-
- /* Note that we assume that the reloc_count field has already
- been set up. We could call bfd_get_reloc_upper_bound, but
- that returns the size of a memory buffer rather than a reloc
- count. We do not want to call bfd_canonicalize_reloc,
- because although it would always work it would force us to
- read in the relocs into BFD canonical form, which would waste
- a significant amount of time and memory. */
- if (datasec != NULL && datasec->reloc_count > 0)
- {
- asection *relsec;
-
- relsec = bfd_make_section (abfd, ".emreloc");
- if (relsec == NULL
- || ! bfd_set_section_flags (abfd, relsec,
- (SEC_ALLOC
- | SEC_LOAD
- | SEC_HAS_CONTENTS
- | SEC_IN_MEMORY))
- || ! bfd_set_section_alignment (abfd, relsec, 2)
- || ! bfd_set_section_size (abfd, relsec,
- datasec->reloc_count * 12))
- einfo ("%F%B: can not create .emreloc section: %E\n");
- }
-
- /* Double check that all other data sections are empty, as is
- required for embedded PIC code. */
- bfd_map_over_sections (abfd, check_sections, datasec);
- }
- }
-#endif /* SUPPORT_EMBEDDED_RELOCS */
-}
-
-#ifdef SUPPORT_EMBEDDED_RELOCS
-/* Check that of the data sections, only the .data section has
- relocs. This is called via bfd_map_over_sections. */
-
-static void
-check_sections (bfd *abfd, asection *sec, void *datasec)
-{
- if ((bfd_get_section_flags (abfd, sec) & SEC_DATA)
- && sec != datasec
- && sec->reloc_count != 0)
- einfo ("%B%X: section %s has relocs; can not use --embedded-relocs\n",
- abfd, bfd_get_section_name (abfd, sec));
-}
-
-#endif /* SUPPORT_EMBEDDED_RELOCS */
-
-/* This function is called after the section sizes and offsets have
- been set. */
-
-static void
-bfin_elf_after_allocation (void)
-{
- /* Call the standard elf routine. */
- after_allocation_default ();
-
-#ifdef SUPPORT_EMBEDDED_RELOCS
- if (command_line.embedded_relocs
- && (! link_info.relocatable))
- {
- bfd *abfd;
-
- /* If we are generating embedded relocs, call a special BFD backend
- routine to do the work. */
- for (abfd = link_info.input_bfds; abfd != NULL; abfd = abfd->link_next)
- {
- asection *datasec, *relsec;
- char *errmsg;