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| author | H.J. Lu <hjl.tools@gmail.com> | 2004-04-30 15:04:30 +0000 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2004-04-30 15:04:30 +0000 |
| commit | 45c5e9ed661882b817374a636db04352dd875cec (patch) | |
| tree | 574fc97913eb8b8d626d7d19e50ab4ca3967e8b5 /bfd | |
| parent | bc87dd2ec11aaeda576515604b008776612f2261 (diff) | |
| download | gdb-45c5e9ed661882b817374a636db04352dd875cec.zip gdb-45c5e9ed661882b817374a636db04352dd875cec.tar.gz gdb-45c5e9ed661882b817374a636db04352dd875cec.tar.bz2 | |
2004-04-30 H.J. Lu <hongjiu.lu@intel.com>
* elf.c (bfd_section_from_shdr): Maintain the section order in
a section group.
(special_sections): Add ".note.GNU-stack".
(elf_fake_sections): Handle section group for relocatable
link..
Diffstat (limited to 'bfd')
| -rw-r--r-- | bfd/ChangeLog | 8 | ||||
| -rw-r--r-- | bfd/elf.c | 31 |
2 files changed, 37 insertions, 2 deletions
diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 1a431da..e7f9d7a 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,5 +1,13 @@ 2004-04-30 H.J. Lu <hongjiu.lu@intel.com> + * elf.c (bfd_section_from_shdr): Maintain the section order in + a section group. + (special_sections): Add ".note.GNU-stack". + (elf_fake_sections): Handle section group for relocatable + link.. + +2004-04-30 H.J. Lu <hongjiu.lu@intel.com> + * section.c (bfd_sections_find_if): New. * bfd-in2.h: Regenerated. @@ -1951,8 +1951,10 @@ bfd_section_from_shdr (bfd *abfd, unsigned int shindex) hdr->bfd_section->flags |= SEC_LINK_ONCE | SEC_LINK_DUPLICATES_DISCARD; + /* We try to keep the same section order as it comes in. */ + idx += n_elt; while (--n_elt != 0) - if ((s = (++idx)->shdr->bfd_section) != NULL + if ((s = (--idx)->shdr->bfd_section) != NULL && elf_next_in_group (s) != NULL) { elf_next_in_group (hdr->bfd_section) = s; @@ -2060,6 +2062,7 @@ static struct bfd_elf_special_section const special_sections[] = { ".gnu.version", 12, 0, SHT_GNU_versym, 0 }, { ".gnu.version_d", 14, 0, SHT_GNU_verdef, 0 }, { ".gnu.version_r", 14, 0, SHT_GNU_verneed, 0 }, + { ".note.GNU-stack",15, 0, SHT_PROGBITS, 0 }, { ".note", 5, -1, SHT_NOTE, 0 }, { ".rela", 5, -1, SHT_RELA, 0 }, { ".rel", 4, -1, SHT_REL, 0 }, @@ -2392,7 +2395,31 @@ elf_fake_sections (bfd *abfd, asection *asect, void *failedptrarg) asect->flags. */ if (this_hdr->sh_type == SHT_NULL) { - if ((asect->flags & SEC_ALLOC) != 0 + if ((asect->flags & SEC_GROUP) != 0) + { + /* We also need to mark SHF_GROUP here for relocatable + link. */ + struct bfd_link_order *l; + asection *elt; + + for (l = asect->link_order_head; l != NULL; l = l->next) + if (l->type == bfd_indirect_link_order + && (elt = elf_next_in_group (l->u.indirect.section)) != NULL) + do + { + /* The name is not important. Anything will do. */ + elf_group_name (elt->output_section) = "G"; + elf_section_flags (elt->output_section) |= SHF_GROUP; + + elt = elf_next_in_group (elt); + /* During a relocatable link, the lists are + circular. */ + } + while (elt != elf_next_in_group (l->u.indirect.section)); + + this_hdr->sh_type = SHT_GROUP; + } + else if ((asect->flags & SEC_ALLOC) != 0 && (((asect->flags & (SEC_LOAD | SEC_HAS_CONTENTS)) == 0) || (asect->flags & SEC_NEVER_LOAD) != 0)) this_hdr->sh_type = SHT_NOBITS; |