Commit Graph

20 Commits

Author SHA1 Message Date
Alan Modra 7815cf4fc3 * bfdlink.h (struct bfd_sym_chain): Declare.
(struct bfd_link_info): Add gc_sym_list.  Formatting fixes.
2002-07-01 08:04:47 +00:00
Nick Clifton e0076ab314 Enable pei386_auto_import by default. Only print a info message about auto
imports being resilved if this feature was not requested via a command line
switch.
2002-06-07 14:56:01 +00:00
H.J. Lu 6713542fbc 2002-05-21 H.J. Lu (hjl@gnu.org)
* bfdlink.h (bfd_link_info): Add allow_multiple_definition.
2002-05-22 05:07:20 +00:00
Alan Modra 9a1b9f826d Support arbitrary length fill patterns.
* bfdlink.h (enum bfd_link_order_type): Remove bfd_fill_link_order.
	(struct bfd_link_order): Remove fill.  Add data.size.
2002-02-15 02:10:03 +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
Alan Modra 8bd621d883 Add support for -z nocopyreloc. 2001-10-03 15:11:48 +00:00
Nick Clifton b7781dbed3 fix compile time warning message 2001-08-25 09:48:13 +00:00
Nick Clifton 8ea2e4bd70 Apply H.J.'s patch to revert change to elfxx-target.h
Apply my patch to allow SREC as output format.
2001-08-24 16:36:04 +00:00
Jakub Jelinek db6751f2e7 * elf-bfd.h (enum elf_reloc_type_class): New.
(struct elf_backend_data): Add elf_backend_reloc_type_class.
	(_bfd_elf_reloc_type_class): New.
	* elfxx-target.h (elf_backend_reloc_type_class): Define.
	(elfNN_bed): Add elf_backend_reloc_type_class.
	* elf.c (_bfd_elf_reloc_type_class): New.
	* elf32-i386.c (elf_i386_check_relocs): Set DF_TEXTREL if the reloc
	is against read-only section.
	(elf_i386_size_dynamic_sections): Use DF_TEXTREL flag instead of
	looking up section names for DT_TEXTREL.
	(elf_i386_reloc_type_class): New.
	(elf_backend_reloc_type_class): Define.
	* elf32-sparc.c (elf32_sparc_check_relocs): Set DF_TEXTREL if the
	reloc is against read-only section.
	(elf32_sparc_size_dynamic_sections): Use DF_TEXTREL flag instead of
	looking up section names for DT_TEXTREL.
	(elf32_sparc_reloc_type_class): New.
	(elf_backend_reloc_type_class): Define.
	* elf64-sparc.c (sparc64_elf_check_relocs): Set DF_TEXTREL if the
	reloc is against read-only section.
	(sparc64_elf_size_dynamic_sections): Use DF_TEXTREL flag instead of
	looking up section names for DT_TEXTREL.
	(sparc64_elf_reloc_type_class): New.
	(elf_backend_reloc_type_class): Define.
	* elfxx-ia64.c (struct elfNN_ia64_link_hash_table): Add reltext field.
	(elfNN_ia64_hash_table_create): Clear ia64_info.
	(get_reloc_section): Set DF_TEXTREL if the reloc is against read-only
	section.
	(elfNN_ia64_size_dynamic_sections): Use ia64_info->reltext flag
	instead of looking up section names for DT_TEXTREL.
	(elfNN_ia64_reloc_type_class): New.
	(elf_backend_reloc_type_class): Define.
	* elflink.h (size_dynamic_sections): Add spare DT_NULL tags.
	(struct elf_link_sort_rela): New.
	(elf_link_sort_cmp1, elf_link_sort_cmp2, elf_link_sort_relocs): New.
	(elf_bfd_final_link): Call elf_link_sort_relocs.
	Convert one spare DT_NULL into DT_RELCOUNT resp. DT_RELACOUNT if
	necessary.

	* bfdlink.h (struct bfd_link_info): Add combreloc and
	spare_dynamic_tags fields.

	* emultempl/elf32.em (place_orphan): Place orphan .rel* sections
	into .rel.dyn resp. .rela.dyn if combreloc.
	(get_script): If .x linker script is equal to .xn, only put it
	once into the binary.
	Add .xc and .xsc scripts.
	(parse_args): Handle -z combreloc and -z nocombreloc.
	* scripttempl/elf.sc (.rela.sbss): Fix a typo.
	For .xc and .xsc scripts put all .rel* or .rela* input sections
	but .rel*.plt and PLT-like sections into .rel.dyn resp. .rela.dyn.
	* genscripts.sh (GENERATE_COMBRELOC_SCRIPT): Set if SCRIPT_NAME
	is elf.
	Strip trailing whitespace from script.
	Generate .xc and .xsc scripts if requested.
	* ldmain.c (main): Initialize link_info.combreloc and
	link_info.spare_dynamic_tags.
	* lexsup.c (OPTION_SPARE_DYNAMIC_TAGS): Define.
	(ld_options): Add --spare-dynamic-tags option.
	(parse_args): Likewise.
	* ld.texinfo: Document -z combreloc and -z nocombreloc.
	* ldint.texinfo: Document .xc and .xsc linker scripts.
	* NEWS: Add notes about -z combreloc and SHF_MERGE.
2001-08-23 15:14:18 +00:00
Charles Wilson 3ede731b30 * bfdlink.h (struct bfd_link_info): add new boolean
field pei386_auto_import.
2001-08-02 23:07:10 +00:00
Hans-Peter Nilsson 7be4069c7e * bfdlink.h (struct bfd_link_info): New member export_dynamic. 2001-06-15 12:57:02 +00:00
Jakub Jelinek f5fa8ca231 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.
2001-04-13 00:34:36 +00:00
Nick Clifton 4f1d9bd8e2 Fix typos in ChangeLogs; add coff/external.h; fix copyright dates 2001-03-14 02:27:44 +00:00
Nick Clifton b79e8c7865 Add link option to allow undefiedn symbols in shared libraries 2000-12-12 20:53:02 +00:00
H.J. Lu eec8c321e3 2000-07-20 H.J. Lu <hjl@gnu.org>
* bfdlink.h (bfd_link_info): Add new_dtags.
2000-07-20 21:19:33 +00:00
H.J. Lu 9bfcb6d689 2000-07-19 H.J. Lu (hjl@gnu.org)
* bfdlink.h (bfd_link_info): Add flags and flags_1.
2000-07-20 03:23:03 +00:00
Nick Clifton a712da2085 Apply patch from Richard Gorton <gorton@scrugs.lkg.dec.com> to implement
--emit-relocs switch to the linker to preserve relocs in an output executable
2000-05-17 19:38:53 +00:00
H.J. Lu c086cbc69a 2000-03-01 H.J. Lu <hjl@gnu.org>
* bfdlink.h (bfd_link_callbacks): Add a boolean arg to
	the undefined_symbol callback.
2000-03-01 19:38:01 +00:00
Mark Mitchell 94883c63a8 * bfdlink.h (struct bfd_link_hash_entry): Add init_function and
fini_function.
1999-06-23 11:03:45 +00:00
Richard Henderson 252b5132c7 19990502 sourceware import 1999-05-03 07:29:11 +00:00