+ bfd_get_mach (ibfd)))
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+#define PLT0_ENTRY_SIZE 15
+#define PLT_ENTRY_SIZE 20
+#define PIC_PLT_ENTRY_SIZE 24
+
+static const bfd_byte elf_mn10300_plt0_entry[PLT0_ENTRY_SIZE] =
+{
+ 0xfc, 0xa0, 0, 0, 0, 0, /* mov (.got+8),a0 */
+ 0xfe, 0xe, 0x10, 0, 0, 0, 0, /* mov (.got+4),r1 */
+ 0xf0, 0xf4, /* jmp (a0) */
+};
+
+static const bfd_byte elf_mn10300_plt_entry[PLT_ENTRY_SIZE] =
+{
+ 0xfc, 0xa0, 0, 0, 0, 0, /* mov (nameN@GOT + .got),a0 */
+ 0xf0, 0xf4, /* jmp (a0) */
+ 0xfe, 8, 0, 0, 0, 0, 0, /* mov reloc-table-address,r0 */
+ 0xdc, 0, 0, 0, 0, /* jmp .plt0 */
+};
+
+static const bfd_byte elf_mn10300_pic_plt_entry[PIC_PLT_ENTRY_SIZE] =
+{
+ 0xfc, 0x22, 0, 0, 0, 0, /* mov (nameN@GOT,a2),a0 */
+ 0xf0, 0xf4, /* jmp (a0) */
+ 0xfe, 8, 0, 0, 0, 0, 0, /* mov reloc-table-address,r0 */
+ 0xf8, 0x22, 8, /* mov (8,a2),a0 */
+ 0xfb, 0xa, 0x1a, 4, /* mov (4,a2),r1 */
+ 0xf0, 0xf4, /* jmp (a0) */
+};
+
+/* Return size of the first PLT entry. */
+#define elf_mn10300_sizeof_plt0(info) \
+ (info->shared ? PIC_PLT_ENTRY_SIZE : PLT0_ENTRY_SIZE)
+
+/* Return size of a PLT entry. */
+#define elf_mn10300_sizeof_plt(info) \
+ (info->shared ? PIC_PLT_ENTRY_SIZE : PLT_ENTRY_SIZE)
+
+/* Return offset of the PLT0 address in an absolute PLT entry. */
+#define elf_mn10300_plt_plt0_offset(info) 16
+
+/* Return offset of the linker in PLT0 entry. */
+#define elf_mn10300_plt0_linker_offset(info) 2
+
+/* Return offset of the GOT id in PLT0 entry. */
+#define elf_mn10300_plt0_gotid_offset(info) 9
+
+/* Return offset of the temporary in PLT entry */
+#define elf_mn10300_plt_temp_offset(info) 8
+
+/* Return offset of the symbol in PLT entry. */
+#define elf_mn10300_plt_symbol_offset(info) 2
+
+/* Return offset of the relocation in PLT entry. */
+#define elf_mn10300_plt_reloc_offset(info) 11
+
+/* The name of the dynamic interpreter. This is put in the .interp
+ section. */
+
+#define ELF_DYNAMIC_INTERPRETER "/lib/ld.so.1"
+
+/* Create dynamic sections when linking against a dynamic object. */
+
+static bfd_boolean
+_bfd_mn10300_elf_create_dynamic_sections (abfd, info)
+ bfd *abfd;
+ struct bfd_link_info *info;
+{
+ flagword flags;
+ asection * s;
+ const struct elf_backend_data * bed = get_elf_backend_data (abfd);
+ int ptralign = 0;
+
+ switch (bed->s->arch_size)
+ {
+ case 32:
+ ptralign = 2;
+ break;
+
+ case 64:
+ ptralign = 3;
+ break;
+
+ default:
+ bfd_set_error (bfd_error_bad_value);
+ return FALSE;
+ }
+
+ /* We need to create .plt, .rel[a].plt, .got, .got.plt, .dynbss, and
+ .rel[a].bss sections. */
+
+ flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY
+ | SEC_LINKER_CREATED);
+
+ s = bfd_make_section_with_flags (abfd,
+ (bed->default_use_rela_p
+ ? ".rela.plt" : ".rel.plt"),
+ flags | SEC_READONLY);
+ if (s == NULL
+ || ! bfd_set_section_alignment (abfd, s, ptralign))
+ return FALSE;
+
+ if (! _bfd_mn10300_elf_create_got_section (abfd, info))
+ return FALSE;
+
+ {
+ const char * secname;
+ char * relname;
+ flagword secflags;
+ asection * sec;
+
+ for (sec = abfd->sections; sec; sec = sec->next)
+ {
+ secflags = bfd_get_section_flags (abfd, sec);
+ if ((secflags & (SEC_DATA | SEC_LINKER_CREATED))
+ || ((secflags & SEC_HAS_CONTENTS) != SEC_HAS_CONTENTS))
+ continue;
+
+ secname = bfd_get_section_name (abfd, sec);
+ relname = (char *) bfd_malloc (strlen (secname) + 6);
+ strcpy (relname, ".rela");
+ strcat (relname, secname);
+
+ s = bfd_make_section_with_flags (abfd, relname,
+ flags | SEC_READONLY);
+ if (s == NULL
+ || ! bfd_set_section_alignment (abfd, s, ptralign))
+ return FALSE;
+ }
+ }
+
+ if (bed->want_dynbss)
+ {
+ /* The .dynbss section is a place to put symbols which are defined
+ by dynamic objects, are referenced by regular objects, and are
+ not functions. We must allocate space for them in the process
+ image and use a R_*_COPY reloc to tell the dynamic linker to
+ initialize them at run time. The linker script puts the .dynbss
+ section into the .bss section of the final image. */
+ s = bfd_make_section_with_flags (abfd, ".dynbss",
+ SEC_ALLOC | SEC_LINKER_CREATED);
+ if (s == NULL)
+ return FALSE;
+
+ /* The .rel[a].bss section holds copy relocs. This section is not
+ normally needed. We need to create it here, though, so that the
+ linker will map it to an output section. We can't just create it
+ only if we need it, because we will not know whether we need it
+ until we have seen all the input files, and the first time the
+ main linker code calls BFD after examining all the input files
+ (size_dynamic_sections) the input sections have already been
+ mapped to the output sections. If the section turns out not to
+ be needed, we can discard it later. We will never need this
+ section when generating a shared object, since they do not use
+ copy relocs. */
+ if (! info->shared)
+ {
+ s = bfd_make_section_with_flags (abfd,
+ (bed->default_use_rela_p
+ ? ".rela.bss" : ".rel.bss"),
+ flags | SEC_READONLY);
+ if (s == NULL
+ || ! bfd_set_section_alignment (abfd, s, ptralign))
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+\f
+/* Adjust a symbol defined by a dynamic object and referenced by a
+ regular object. The current definition is in some section of the
+ dynamic object, but we're not including those sections. We have to
+ change the definition to something the rest of the link can
+ understand. */
+
+static bfd_boolean
+_bfd_mn10300_elf_adjust_dynamic_symbol (info, h)
+ struct bfd_link_info * info;
+ struct elf_link_hash_entry * h;
+{
+ bfd * dynobj;
+ asection * s;
+
+ dynobj = elf_hash_table (info)->dynobj;
+
+ /* Make sure we know what is going on here. */
+ BFD_ASSERT (dynobj != NULL
+ && (h->needs_plt
+ || h->u.weakdef != NULL
+ || (h->def_dynamic
+ && h->ref_regular
+ && !h->def_regular)));
+
+ /* If this is a function, put it in the procedure linkage table. We
+ will fill in the contents of the procedure linkage table later,
+ when we know the address of the .got section. */
+ if (h->type == STT_FUNC
+ || h->needs_plt)
+ {
+ if (! info->shared
+ && !h->def_dynamic
+ && !h->ref_dynamic)
+ {
+ /* This case can occur if we saw a PLT reloc in an input
+ file, but the symbol was never referred to by a dynamic
+ object. In such a case, we don't actually need to build
+ a procedure linkage table, and we can just do a REL32
+ reloc instead. */
+ BFD_ASSERT (h->needs_plt);
+ return TRUE;
+ }
+
+ /* Make sure this symbol is output as a dynamic symbol. */
+ if (h->dynindx == -1)
+ {
+ if (! bfd_elf_link_record_dynamic_symbol (info, h))
+ return FALSE;
+ }
+
+ s = bfd_get_section_by_name (dynobj, ".plt");
+ BFD_ASSERT (s != NULL);
+
+ /* If this is the first .plt entry, make room for the special
+ first entry. */
+ if (s->size == 0)
+ s->size += elf_mn10300_sizeof_plt0 (info);
+
+ /* If this symbol is not defined in a regular file, and we are
+ not generating a shared library, then set the symbol to this
+ location in the .plt. This is required to make function
+ pointers compare as equal between the normal executable and
+ the shared library. */
+ if (! info->shared
+ && !h->def_regular)
+ {
+ h->root.u.def.section = s;
+ h->root.u.def.value = s->size;
+ }
+
+ h->plt.offset = s->size;
+
+ /* Make room for this entry. */
+ s->size += elf_mn10300_sizeof_plt (info);
+
+ /* We also need to make an entry in the .got.plt section, which
+ will be placed in the .got section by the linker script. */
+
+ s = bfd_get_section_by_name (dynobj, ".got.plt");
+ BFD_ASSERT (s != NULL);
+ s->size += 4;
+
+ /* We also need to make an entry in the .rela.plt section. */
+
+ s = bfd_get_section_by_name (dynobj, ".rela.plt");
+ BFD_ASSERT (s != NULL);
+ s->size += sizeof (Elf32_External_Rela);
+
+ return TRUE;
+ }
+
+ /* If this is a weak symbol, and there is a real definition, the
+ processor independent code will have arranged for us to see the
+ real definition first, and we can just use the same value. */
+ if (h->u.weakdef != NULL)
+ {
+ BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined
+ || h->u.weakdef->root.type == bfd_link_hash_defweak);
+ h->root.u.def.section = h->u.weakdef->root.u.def.section;
+ h->root.u.def.value = h->u.weakdef->root.u.def.value;
+ return TRUE;
+ }
+
+ /* This is a reference to a symbol defined by a dynamic object which
+ is not a function. */
+
+ /* If we are creating a shared library, we must presume that the
+ only references to the symbol are via the global offset table.
+ For such cases we need not do anything here; the relocations will
+ be handled correctly by relocate_section. */
+ if (info->shared)
+ return TRUE;
+
+ /* If there are no references to this symbol that do not use the
+ GOT, we don't need to generate a copy reloc. */
+ if (!h->non_got_ref)
+ return TRUE;
+
+ if (h->size == 0)
+ {
+ (*_bfd_error_handler) (_("dynamic variable `%s' is zero size"),
+ h->root.root.string);
+ return TRUE;
+ }
+
+ /* We must allocate the symbol in our .dynbss section, which will
+ become part of the .bss section of the executable. There will be
+ an entry for this symbol in the .dynsym section. The dynamic
+ object will contain position independent code, so all references
+ from the dynamic object to this symbol will go through the global
+ offset table. The dynamic linker will use the .dynsym entry to
+ determine the address it must put in the global offset table, so
+ both the dynamic object and the regular object will refer to the
+ same memory location for the variable. */
+
+ s = bfd_get_section_by_name (dynobj, ".dynbss");
+ BFD_ASSERT (s != NULL);
+
+ /* We must generate a R_MN10300_COPY reloc to tell the dynamic linker to
+ copy the initial value out of the dynamic object and into the
+ runtime process image. We need to remember the offset into the
+ .rela.bss section we are going to use. */
+ if ((h->root.u.def.section->flags & SEC_ALLOC) != 0)
+ {
+ asection * srel;
+
+ srel = bfd_get_section_by_name (dynobj, ".rela.bss");
+ BFD_ASSERT (srel != NULL);
+ srel->size += sizeof (Elf32_External_Rela);
+ h->needs_copy = 1;
+ }
+
+ return _bfd_elf_adjust_dynamic_copy (h, s);
+}
+
+/* Set the sizes of the dynamic sections. */
+
+static bfd_boolean
+_bfd_mn10300_elf_size_dynamic_sections (output_bfd, info)
+ bfd * output_bfd;
+ struct bfd_link_info * info;
+{
+ bfd * dynobj;
+ asection * s;
+ bfd_boolean plt;
+ bfd_boolean relocs;
+ bfd_boolean reltext;
+
+ dynobj = elf_hash_table (info)->dynobj;
+ BFD_ASSERT (dynobj != NULL);
+
+ if (elf_hash_table (info)->dynamic_sections_created)
+ {
+ /* Set the contents of the .interp section to the interpreter. */
+ if (info->executable)
+ {
+ s = bfd_get_section_by_name (dynobj, ".interp");
+ BFD_ASSERT (s != NULL);
+ s->size = sizeof ELF_DYNAMIC_INTERPRETER;
+ s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER;
+ }
+ }
+ else
+ {
+ /* We may have created entries in the .rela.got section.
+ However, if we are not creating the dynamic sections, we will
+ not actually use these entries. Reset the size of .rela.got,
+ which will cause it to get stripped from the output file
+ below. */
+ s = bfd_get_section_by_name (dynobj, ".rela.got");
+ if (s != NULL)
+ s->size = 0;
+ }
+
+ /* The check_relocs and adjust_dynamic_symbol entry points have
+ determined the sizes of the various dynamic sections. Allocate
+ memory for them. */
+ plt = FALSE;
+ relocs = FALSE;
+ reltext = FALSE;
+ for (s = dynobj->sections; s != NULL; s = s->next)
+ {
+ const char * name;
+
+ if ((s->flags & SEC_LINKER_CREATED) == 0)
+ continue;
+
+ /* It's OK to base decisions on the section name, because none
+ of the dynobj section names depend upon the input files. */
+ name = bfd_get_section_name (dynobj, s);
+
+ if (strcmp (name, ".plt") == 0)
+ {
+ /* Remember whether there is a PLT. */
+ plt = s->size != 0;
+ }
+ else if (CONST_STRNEQ (name, ".rela"))
+ {
+ if (s->size != 0)
+ {
+ asection * target;
+
+ /* Remember whether there are any reloc sections other
+ than .rela.plt. */
+ if (strcmp (name, ".rela.plt") != 0)
+ {
+ const char * outname;
+
+ relocs = TRUE;
+
+ /* If this relocation section applies to a read only
+ section, then we probably need a DT_TEXTREL
+ entry. The entries in the .rela.plt section
+ really apply to the .got section, which we
+ created ourselves and so know is not readonly. */
+ outname = bfd_get_section_name (output_bfd,
+ s->output_section);
+ target = bfd_get_section_by_name (output_bfd, outname + 5);
+ if (target != NULL
+ && (target->flags & SEC_READONLY) != 0
+ && (target->flags & SEC_ALLOC) != 0)
+ reltext = TRUE;
+ }
+
+ /* We use the reloc_count field as a counter if we need
+ to copy relocs into the output file. */
+ s->reloc_count = 0;
+ }
+ }
+ else if (! CONST_STRNEQ (name, ".got")
+ && strcmp (name, ".dynbss") != 0)
+ /* It's not one of our sections, so don't allocate space. */
+ continue;
+
+ if (s->size == 0)
+ {
+ /* If we don't need this section, strip it from the
+ output file. This is mostly to handle .rela.bss and
+ .rela.plt. We must create both sections in
+ create_dynamic_sections, because they must be created
+ before the linker maps input sections to output
+ sections. The linker does that before
+ adjust_dynamic_symbol is called, and it is that
+ function which decides whether anything needs to go
+ into these sections. */
+ s->flags |= SEC_EXCLUDE;
+ continue;
+ }
+
+ if ((s->flags & SEC_HAS_CONTENTS) == 0)
+ continue;
+
+ /* Allocate memory for the section contents. We use bfd_zalloc
+ here in case unused entries are not reclaimed before the
+ section's contents are written out. This should not happen,
+ but this way if it does, we get a R_MN10300_NONE reloc
+ instead of garbage. */
+ s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->size);
+ if (s->contents == NULL)
+ return FALSE;
+ }
+
+ if (elf_hash_table (info)->dynamic_sections_created)
+ {
+ /* Add some entries to the .dynamic section. We fill in the
+ values later, in _bfd_mn10300_elf_finish_dynamic_sections,
+ but we must add the entries now so that we get the correct
+ size for the .dynamic section. The DT_DEBUG entry is filled
+ in by the dynamic linker and used by the debugger. */
+ if (! info->shared)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_DEBUG, 0))
+ return FALSE;
+ }
+
+ if (plt)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_PLTGOT, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PLTRELSZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_PLTREL, DT_RELA)
+ || !_bfd_elf_add_dynamic_entry (info, DT_JMPREL, 0))
+ return FALSE;
+ }
+
+ if (relocs)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_RELA, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELASZ, 0)
+ || !_bfd_elf_add_dynamic_entry (info, DT_RELAENT,
+ sizeof (Elf32_External_Rela)))
+ return FALSE;
+ }
+
+ if (reltext)
+ {
+ if (!_bfd_elf_add_dynamic_entry (info, DT_TEXTREL, 0))
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+/* Finish up dynamic symbol handling. We set the contents of various
+ dynamic sections here. */
+
+static bfd_boolean
+_bfd_mn10300_elf_finish_dynamic_symbol (output_bfd, info, h, sym)
+ bfd * output_bfd;
+ struct bfd_link_info * info;
+ struct elf_link_hash_entry * h;
+ Elf_Internal_Sym * sym;
+{
+ bfd * dynobj;
+
+ dynobj = elf_hash_table (info)->dynobj;
+
+ if (h->plt.offset != (bfd_vma) -1)
+ {
+ asection * splt;
+ asection * sgot;
+ asection * srel;
+ bfd_vma plt_index;
+ bfd_vma got_offset;
+ Elf_Internal_Rela rel;
+
+ /* This symbol has an entry in the procedure linkage table. Set
+ it up. */
+
+ BFD_ASSERT (h->dynindx != -1);
+
+ splt = bfd_get_section_by_name (dynobj, ".plt");
+ sgot = bfd_get_section_by_name (dynobj, ".got.plt");
+ srel = bfd_get_section_by_name (dynobj, ".rela.plt");
+ BFD_ASSERT (splt != NULL && sgot != NULL && srel != NULL);
+
+ /* Get the index in the procedure linkage table which
+ corresponds to this symbol. This is the index of this symbol
+ in all the symbols for which we are making plt entries. The
+ first entry in the procedure linkage table is reserved. */
+ plt_index = ((h->plt.offset - elf_mn10300_sizeof_plt0 (info))
+ / elf_mn10300_sizeof_plt (info));
+
+ /* Get the offset into the .got table of the entry that
+ corresponds to this function. Each .got entry is 4 bytes.
+ The first three are reserved. */
+ got_offset = (plt_index + 3) * 4;
+
+ /* Fill in the entry in the procedure linkage table. */
+ if (! info->shared)
+ {
+ memcpy (splt->contents + h->plt.offset, elf_mn10300_plt_entry,
+ elf_mn10300_sizeof_plt (info));
+ bfd_put_32 (output_bfd,
+ (sgot->output_section->vma
+ + sgot->output_offset
+ + got_offset),
+ (splt->contents + h->plt.offset
+ + elf_mn10300_plt_symbol_offset (info)));
+
+ bfd_put_32 (output_bfd,
+ (1 - h->plt.offset - elf_mn10300_plt_plt0_offset (info)),
+ (splt->contents + h->plt.offset
+ + elf_mn10300_plt_plt0_offset (info)));
+ }
+ else
+ {
+ memcpy (splt->contents + h->plt.offset, elf_mn10300_pic_plt_entry,
+ elf_mn10300_sizeof_plt (info));
+
+ bfd_put_32 (output_bfd, got_offset,
+ (splt->contents + h->plt.offset
+ + elf_mn10300_plt_symbol_offset (info)));
+ }
+
+ bfd_put_32 (output_bfd, plt_index * sizeof (Elf32_External_Rela),
+ (splt->contents + h->plt.offset
+ + elf_mn10300_plt_reloc_offset (info)));
+
+ /* Fill in the entry in the global offset table. */
+ bfd_put_32 (output_bfd,
+ (splt->output_section->vma
+ + splt->output_offset
+ + h->plt.offset
+ + elf_mn10300_plt_temp_offset (info)),
+ sgot->contents + got_offset);
+
+ /* Fill in the entry in the .rela.plt section. */
+ rel.r_offset = (sgot->output_section->vma
+ + sgot->output_offset
+ + got_offset);
+ rel.r_info = ELF32_R_INFO (h->dynindx, R_MN10300_JMP_SLOT);
+ rel.r_addend = 0;
+ bfd_elf32_swap_reloca_out (output_bfd, &rel,
+ (bfd_byte *) ((Elf32_External_Rela *) srel->contents
+ + plt_index));
+
+ if (!h->def_regular)
+ /* Mark the symbol as undefined, rather than as defined in
+ the .plt section. Leave the value alone. */
+ sym->st_shndx = SHN_UNDEF;
+ }
+
+ if (h->got.offset != (bfd_vma) -1)
+ {
+ asection * sgot;
+ asection * srel;
+ Elf_Internal_Rela rel;
+
+ /* This symbol has an entry in the global offset table. Set it up. */
+
+ sgot = bfd_get_section_by_name (dynobj, ".got");
+ srel = bfd_get_section_by_name (dynobj, ".rela.got");
+ BFD_ASSERT (sgot != NULL && srel != NULL);
+
+ rel.r_offset = (sgot->output_section->vma
+ + sgot->output_offset
+ + (h->got.offset &~ 1));
+
+ /* If this is a -Bsymbolic link, and the symbol is defined
+ locally, we just want to emit a RELATIVE reloc. Likewise if
+ the symbol was forced to be local because of a version file.
+ The entry in the global offset table will already have been
+ initialized in the relocate_section function. */
+ if (info->shared
+ && (info->symbolic || h->dynindx == -1)
+ && h->def_regular)
+ {
+ rel.r_info = ELF32_R_INFO (0, R_MN10300_RELATIVE);
+ rel.r_addend = (h->root.u.def.value
+ + h->root.u.def.section->output_section->vma
+ + h->root.u.def.section->output_offset);
+ }
+ else
+ {
+ bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset);
+ rel.r_info = ELF32_R_INFO (h->dynindx, R_MN10300_GLOB_DAT);
+ rel.r_addend = 0;
+ }
+
+ bfd_elf32_swap_reloca_out (output_bfd, &rel,
+ (bfd_byte *) ((Elf32_External_Rela *) srel->contents
+ + srel->reloc_count));
+ ++ srel->reloc_count;
+ }
+
+ if (h->needs_copy)
+ {
+ asection * s;
+ Elf_Internal_Rela rel;
+
+ /* This symbol needs a copy reloc. Set it up. */
+ BFD_ASSERT (h->dynindx != -1
+ && (h->root.type == bfd_link_hash_defined
+ || h->root.type == bfd_link_hash_defweak));
+
+ s = bfd_get_section_by_name (h->root.u.def.section->owner,
+ ".rela.bss");
+ BFD_ASSERT (s != NULL);
+
+ rel.r_offset = (h->root.u.def.value
+ + h->root.u.def.section->output_section->vma
+ + h->root.u.def.section->output_offset);
+ rel.r_info = ELF32_R_INFO (h->dynindx, R_MN10300_COPY);
+ rel.r_addend = 0;
+ bfd_elf32_swap_reloca_out (output_bfd, &rel,
+ (bfd_byte *) ((Elf32_External_Rela *) s->contents
+ + s->reloc_count));
+ ++ s->reloc_count;
+ }
+
+ /* Mark _DYNAMIC and _GLOBAL_OFFSET_TABLE_ as absolute. */
+ if (strcmp (h->root.root.string, "_DYNAMIC") == 0
+ || h == elf_hash_table (info)->hgot)
+ sym->st_shndx = SHN_ABS;
+
+ return TRUE;
+}
+
+/* Finish up the dynamic sections. */
+
+static bfd_boolean
+_bfd_mn10300_elf_finish_dynamic_sections (output_bfd, info)
+ bfd * output_bfd;
+ struct bfd_link_info * info;
+{
+ bfd * dynobj;
+ asection * sgot;
+ asection * sdyn;
+
+ dynobj = elf_hash_table (info)->dynobj;
+
+ sgot = bfd_get_section_by_name (dynobj, ".got.plt");
+ BFD_ASSERT (sgot != NULL);
+ sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
+
+ if (elf_hash_table (info)->dynamic_sections_created)
+ {
+ asection * splt;
+ Elf32_External_Dyn * dyncon;
+ Elf32_External_Dyn * dynconend;
+
+ BFD_ASSERT (sdyn != NULL);
+
+ dyncon = (Elf32_External_Dyn *) sdyn->contents;
+ dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->size);
+
+ for (; dyncon < dynconend; dyncon++)
+ {
+ Elf_Internal_Dyn dyn;
+ const char * name;
+ asection * s;
+
+ bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn);
+
+ switch (dyn.d_tag)
+ {
+ default:
+ break;
+
+ case DT_PLTGOT:
+ name = ".got";
+ goto get_vma;
+
+ case DT_JMPREL:
+ name = ".rela.plt";
+ get_vma:
+ s = bfd_get_section_by_name (output_bfd, name);
+ BFD_ASSERT (s != NULL);
+ dyn.d_un.d_ptr = s->vma;
+ bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
+ break;
+
+ case DT_PLTRELSZ:
+ s = bfd_get_section_by_name (output_bfd, ".rela.plt");
+ BFD_ASSERT (s != NULL);
+ dyn.d_un.d_val = s->size;
+ bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
+ break;
+
+ case DT_RELASZ:
+ /* My reading of the SVR4 ABI indicates that the
+ procedure linkage table relocs (DT_JMPREL) should be
+ included in the overall relocs (DT_RELA). This is
+ what Solaris does. However, UnixWare can not handle
+ that case. Therefore, we override the DT_RELASZ entry
+ here to make it not include the JMPREL relocs. Since
+ the linker script arranges for .rela.plt to follow all
+ other relocation sections, we don't have to worry
+ about changing the DT_RELA entry. */
+ s = bfd_get_section_by_name (output_bfd, ".rela.plt");
+ if (s != NULL)
+ dyn.d_un.d_val -= s->size;
+ bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon);
+ break;
+ }
+ }
+
+ /* Fill in the first entry in the procedure linkage table. */
+ splt = bfd_get_section_by_name (dynobj, ".plt");
+ if (splt && splt->size > 0)
+ {
+ if (info->shared)
+ {
+ memcpy (splt->contents, elf_mn10300_pic_plt_entry,
+ elf_mn10300_sizeof_plt (info));
+ }
+ else
+ {
+ memcpy (splt->contents, elf_mn10300_plt0_entry, PLT0_ENTRY_SIZE);
+ bfd_put_32 (output_bfd,
+ sgot->output_section->vma + sgot->output_offset + 4,
+ splt->contents + elf_mn10300_plt0_gotid_offset (info));
+ bfd_put_32 (output_bfd,
+ sgot->output_section->vma + sgot->output_offset + 8,
+ splt->contents + elf_mn10300_plt0_linker_offset (info));
+ }
+
+ /* UnixWare sets the entsize of .plt to 4, although that doesn't
+ really seem like the right value. */
+ elf_section_data (splt->output_section)->this_hdr.sh_entsize = 4;
+ }