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author | Jakub Jelinek <jakub@redhat.com> | 2001-04-13 00:34:36 +0000 |
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committer | Jakub Jelinek <jakub@redhat.com> | 2001-04-13 00:34:36 +0000 |
commit | f5fa8ca231d47662321addbfbde105e2bed0be07 (patch) | |
tree | f7627630ea5563084aff4b9d1cfe756113ee8a85 /ld/ldlang.c | |
parent | 6c98e688d5bbc670851c9e092c132a565eb67519 (diff) | |
download | fsf-binutils-gdb-f5fa8ca231d47662321addbfbde105e2bed0be07.zip fsf-binutils-gdb-f5fa8ca231d47662321addbfbde105e2bed0be07.tar.gz fsf-binutils-gdb-f5fa8ca231d47662321addbfbde105e2bed0be07.tar.bz2 |
bfd/
* libbfd-in.h (_bfd_merge_section): New.
(_bfd_write_merged_section): New.
(_bfd_merged_section_offset): New.
* libbfd.h: Rebuilt.
* linker.c (_bfd_generic_link_output_symbols): Handle
discard_sec_merge.
* aoutx.h (aout_link_write_symbols): Likewise.
* pdp11.c (aout_link_write_symbols): Likewise.
* elflink.h (elf_link_add_object_symbols): Call _bfd_merge_section.
(elf_bfd_final_link): Adjust global symbols pointing into SEC_MERGE
sections.
(elf_link_sec_merge_syms): New.
(elf_link_input_bfd): Call _bfd_merged_section_offset
and _bfd_write_merged_section.
Handle discard_sec_merge.
* elf-bfd.h (struct elf_link_hash_table): Add merge_info
field.
(struct bfd_elf_section_data): Likewise.
* elf.c (_bfd_elf_make_section_from_shdr): Set SEC_MERGE and
SEC_STRINGS section flags and entsize from their ELF counterparts.
(_bfd_elf_link_hash_table_init): Initialize merge_info.
(elf_fake_sections): Set SHF_MERGE, SHF_STRINGS and sh_entsize
from their BFD counterparts.
* merge.c: New file.
* Makefile.am: Add strtab.lo.
* Makefile.in: Rebuilt.
include/
* bfdlink.h (bfd_link_discard): Add discard_sec_merge.
gas/
* config/obj-elf.c (obj_elf_change_section): Add entsize argument,
handle SHF_MERGE and SHF_STRINGS.
(obj_elf_parse_section_letters): Set SHF_MERGE and SHF_STRINGS.
(obj_elf_section): Allow additional argument specifying entity size.
* write.c (adjust_reloc_syms): Keep relocations against local symbols
in SEC_MERGE sections.
ld/
* ldmain.c (main): Default to discard_sec_merge.
* lexsup.c (OPTION_DISCARD_NONE): Define.
(ld_options): Add --discard-none.
(parse_args): Handle OPTION_DISCARD_NONE.
* ldlang.c (wild_doit): SEC_MERGE should be set in the output
section only if SEC_MERGE and SEC_STRINGS flags and entsize of
all its input sections match.
Diffstat (limited to 'ld/ldlang.c')
-rw-r--r-- | ld/ldlang.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/ld/ldlang.c b/ld/ldlang.c index f417a30..dbe0697 100644 --- a/ld/ldlang.c +++ b/ld/ldlang.c @@ -1176,8 +1176,22 @@ wild_doit (ptr, section, output, file) if (! first && (section->output_section->flags & SEC_READONLY) == 0) flags &= ~ SEC_READONLY; + /* Keep SEC_MERGE and SEC_STRINGS only if they are the same. */ + if (! first + && ((section->output_section->flags & (SEC_MERGE | SEC_STRINGS)) + != (flags & (SEC_MERGE | SEC_STRINGS)) + || ((flags & SEC_MERGE) + && section->output_section->entsize != section->entsize))) + { + section->output_section->flags &= ~ (SEC_MERGE | SEC_STRINGS); + flags &= ~ (SEC_MERGE | SEC_STRINGS); + } + section->output_section->flags |= flags; + if (flags & SEC_MERGE) + section->output_section->entsize = section->entsize; + /* If SEC_READONLY is not set in the input section, then clear it from the output section. */ if ((section->flags & SEC_READONLY) == 0) |