Nick Clifton
7e326afc19
Undo previous delta. Add comment explaining why.
2002-08-23 09:42:21 +00:00
Nick Clifton
a4263c47c0
Use a simple byte read when reading the return address register column.
2002-08-22 20:00:14 +00:00
Alan Modra
8c2ab17d27
* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Add PARAMS to
...
argument declaration.
2002-08-20 23:45:41 +00:00
Alan Modra
2d653fc760
Fix ld --just-symbols
...
* aix5ppc-core.c: Warning fixes.
* aout-adobe.c (aout_32_bfd_link_just_syms): Define.
* aout-target.h (MY_bfd_link_just_syms): Define.
* aout-tic30.c (MY_bfd_link_just_syms): Define.
* bfd.c (bfd_link_just_syms): Define.
* binary.c (binary_bfd_link_just_syms): Define.
* bout.c (b_out_bfd_link_just_syms): Define.
* coff-rs6000.c (rs6000coff_vec, pmac_xcoff_vec): Update initializer.
* coff64-rs6000.c (rs6000coff64_vec, aix5coff64_vec): Likewise.
* coffcode.h (coff_bfd_link_just_syms): Define.
* elf-bfd.h (enum elf_link_info_type): Add ELF_INFO_TYPE_JUST_SYMS.
(elf_discarded_section): Check for ELF_INFO_TYPE_JUST_SYMS.
(_bfd_elf_link_just_syms): Declare.
* elf.c (_bfd_elf_link_just_syms): New function.
* elf-eh-frame.c (_bfd_elf_maybe_strip_eh_frame_hdr): Check that
sections haven't already been discarded by the linker.
* elflink.h (elf_link_add_object_symbols): Likewise for stab
sections and SEC_MERGE sections.
(elf_bfd_discard_info): Similarly here.
* elfxx-target.h (bfd_elfNN_bfd_link_just_syms): Define.
* i386msdos.c (msdos_bfd_link_just_syms): Define.
* i386os9k.c (os9k_bfd_link_just_syms): Define.
* ieee.c (ieee_bfd_link_just_syms): Define.
* ihex.c (ihex_bfd_link_just_syms): Define.
* libbfd-in.h (_bfd_nolink_bfd_link_just_syms): Define.
(_bfd_generic_link_just_syms): Declare.
* libecoff.h (_bfd_ecoff_bfd_link_just_syms): Define.
* linker.c (_bfd_generic_link_just_syms): New function.
* mmo.c (mmo_bfd_link_just_syms): Define.
* nlm-target.h (nlm_bfd_link_just_syms): Define.
* oasys.c (oasys_bfd_link_just_syms): Define.
* ppcboot.c (ppcboot_bfd_link_just_syms): Define.
* som.c (som_bfd_link_just_syms): Define.
* srec.c (srec_bfd_link_just_syms): Define.
* targets.c (struct bfd_target): Add _bfd_link_just_syms.
(BFD_JUMP_TABLE_LINK): And here.
* tekhex.c (tekhex_bfd_link_just_syms): Define.
* versados.c (versados_bfd_link_just_syms): Define.
* vms.c (vms_bfd_link_just_syms): Define.
* libbfd.h: Regenerate.
* bfd-in2.h: Regenerate.
2002-05-15 00:18:58 +00:00
Jakub Jelinek
af40ce3c79
* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Don't build
...
search table if some FDE is DW_EH_PE_aligned encoded either.
(_bfd_elf_write_section_eh_frame): Handle terminating FDE specially.
2002-04-22 21:37:48 +00:00
Jakub Jelinek
09ae86c216
* elf-eh-frame.c (struct eh_cie_fde): Add per_encoding_relative.
...
(_bfd_elf_discard_section_eh_frame): Set it for CIEs with pcrel
encoded personality.
(_bfd_elf_write_section_eh_frame): Adjust pcrel encoded personality
for CIE/FDE removal.
2002-04-22 12:06:01 +00:00
Jakub Jelinek
0bb2d96afe
* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Enable
...
absptr -> pcrel optimization for shared libs.
Only create minimal .eh_frame_hdr if absptr FDE encoding in shared
library cannot be converted to pcrel.
(_bfd_elf_eh_frame_section_offset): Return -2 if making absptr
relative.
* elf32-i386.c (elf_i386_relocate_section): If
_bfd_elf_section_offset returned -2, skip, but make sure the
relocation is installed.
* elf32-arm.h (elf32_arm_final_link_relocate): Likewise.
* elf32-cris.c (cris_elf_relocate_section): Likewise.
* elf32-hppa.c (elf32_hppa_relocate_section): Likewise.
* elf32-i370.c (i370_elf_relocate_section): Likewise.
* elf32-m68k.c (elf_m68k_relocate_section): Likewise.
* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
* elf32-s390.c (elf_s390_relocate_section): Likewise.
* elf32-sh.c (sh_elf_relocate_section): Likewise.
* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
* elf64-s390.c (elf_s390_relocate_section): Likewise.
* elf64-sh64.c (sh_elf64_relocate_section): Likewise.
* elf64-sparc.c (sparc64_elf_relocate_section): Likewise.
* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.
* elf64-alpha.c (elf64_alpha_relocate_section): Handle
_bfd_elf_section_offset returning -2 the same way as -1.
* elfxx-ia64.c (elfNN_ia64_install_dyn_reloc): Likewise.
* elf32-mips.c (mips_elf_create_dynamic_relocation): Add FIXME
and BFD_ASSERT.
* elf64-mips.c (mips_elf64_create_dynamic_relocation): Likewise.
2002-02-19 12:40:32 +00:00
Alan Modra
c68836a9c0
* elf-eh-frame.c (_bfd_elf_eh_frame_section_offset): Avoid
...
unsigned overflow when new_offset < old_offset.
2002-01-25 06:24:34 +00:00
Jakub Jelinek
a3aa38ee6c
* elf-eh-frame.c (_bfd_elf_write_section_eh_frame): Don't crash if
...
CIE at .eh_frame start is removed due to no FDEs referencing it.
2002-01-04 17:02:30 +00:00
Jakub Jelinek
57a7219709
* elflink.h (elf_bfd_final_link): Check if dynobj is not NULL
...
before looking for .eh_frame_hdr section.
* elf-eh-frame.c (_bfd_elf_write_section_eh_frame_hdr): If
.eh_frame_hdr section is being stripped from output, don't do
anything.
2001-12-31 11:49:10 +00:00
Jakub Jelinek
a5eb27e6ff
* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): If new_size
...
is 0, temporarily grow it to minimal CIE size.
(_bfd_elf_write_section_eh_frame): If input .eh_frame section would
end up empty, build a fake minimal CIE.
2001-12-19 11:48:15 +00:00
Jakub Jelinek
9e2a48988a
* elf-eh-frame.c (struct cie): Add make_lsda_relative.
...
(struct eh_cie_fde): Add lsda_encoding, lsda_offset,
make_lsda_relative.
(read_value, write_value): New.
(_bfd_elf_discard_section_eh_frame): Inicialize
lsda_encoding, lsda_offset and make_lsda_relative.
(_bfd_elf_eh_frame_section_offset): If make_lsda_relative,
request no dynamic reloc for LSDA field of FDE.
(_bfd_elf_write_section_eh_frame): Handle make_lsda_relative.
If a non-DW_EH_PE_absptr value is 0, don't adjust it by base
or pcrel. Fix address computation for DW_EH_PE_pcrel relocs.
Update LSDA field if LSDA encoding is DW_EH_PE_pcrel, because
. might have changed due to deleted FDE or CIEs.
2001-12-18 11:49:52 +00:00
Jakub Jelinek
68f691521a
* elf-bfd.h (_bfd_elf_maybe_strip_eh_frame_hdr): New prototype.
...
* elf-eh-frame.c (struct eh_frame_hdr_info): Add strip.
(_bfd_elf_discard_section_eh_frame): Don't create .eh_frame_hdr
sec_info here. Free ehbuf.
(_bfd_elf_discard_section_eh_frame_hdr): Don't size the section
if hdr_info->strip.
(_bfd_elf_maybe_strip_eh_frame_hdr): New.
* elflink.h (size_dynamic_sections): Call it.
2001-12-15 08:54:13 +00:00
Jakub Jelinek
6576570080
* elf-bfd.h (enum elf_link_info_type): New.
...
(struct bfd_elf_section_data): Remove stab_info and merge_info
fields, add sec_info and sec_info_type.
(struct elf_obj_tdata): Add eh_frame_hdr field.
(_bfd_elf_discard_section_eh_frame): New prototype.
(_bfd_elf_discard_section_eh_frame_hdr): Likewise.
(_bfd_elf_eh_frame_section_offset): Likewise.
(_bfd_elf_write_section_eh_frame): Likewise.
(_bfd_elf_write_section_eh_frame_hdr): Likewise.
* Makefile.am (BFD32_BACKENDS): Add elf-eh-frame.lo.
(BFD32_BACKENDS_CFILES): Add elf-eh-frame.c.
(elf-eh-frame.lo): New.
* Makefile.in: Rebuilt.
* configure.in (elf): Add elf-eh-frame.lo.
* configure: Rebuilt.
* elf.c (_bfd_elf_print_private_bfd_data): Support PT_GNU_EH_FRAME.
(map_sections_to_segments): Create PT_GNU_EH_FRAME if requested.
(get_program_header_size): Take into account PT_GNU_EH_FRAME
segment.
(_bfd_elf_rela_local_sym): Use sec_info_type and sec_info.
(_bfd_elf_rel_local_sym): Likewise.
(_bfd_elf_section_offset): Likewise. Call
_bfd_elf_eh_frame_section_offset too.
* elfxx-ia64.c (elfNN_ia64_relocate_section): Use sec_info_type and
sec_info.
* elf64-alpha.c (elf64_alpha_relocate_section): Likewise.
* elf-eh-frame.c: New file.
* elflink.h (elf_link_add_object_symbols): Don't optimize SHF_MERGE
.stab sections. Set sec_info_type, use sec_info instead
of merge_info and stab_info.
(elf_link_create_dynamic_sections): Create .eh_frame_hdr section
if --eh-frame-hdr.
(elf_bfd_final_link): Write .eh_frame_hdr section.
(elf_link_sec_merge_syms): Use sec_info_type and sec_info.
(elf_link_input_bfd): Likewise.
Call _bfd_elf_write_section_eh_frame to write .eh_frame sections.
(elf_bfd_discard_info): Add output_bfd argument.
Call _bfd_elf_discard_section_eh_frame and
_bfd_elf_discard_section_eh_frame_hdr.
(elf_section_ignore_discarded_relocs): Use sec_info_type, not section
names.
* bfd-in.h (bfd_elf32_discard_info, bfd_elf64_discard_info): Adjust
prototypes.
* bfd-in2.h (bfd_elf32_discard_info, bfd_elf64_discard_info): Likewise.
* elf/common.h (PT_GNU_EH_FRAME): Define.
* bfdlink.h (struct bfd_link_info): Add eh_frame_hdr field.
* emultempl/elf32.em (finish): Supply output_bfd
to bfd_elf*_discard_info.
(OPTION_EH_FRAME_HDR): Define.
(longopts): Add --eh-frame-hdr.
(parse_args): Handle it.
(list_options): Add --eh-frame-hdr to help.
* emultempl/hppaelf.em (finish): Supply output_bfd
to bfd_elf*_discard_info.
* scripttempl/elf.sc (.eh_frame_hdr): Add.
* readelf.c (get_segment_type): Support PT_GNU_EH_FRAME.
2001-12-13 11:09:34 +00:00