Commit Graph

304 Commits

Author SHA1 Message Date
Daniel Jacobowitz 266b05cf76 * elf.c (_bfd_elf_get_dynamic_reloc_upper_bound)
(_bfd_elf_canonicalize_dynamic_reloc): Find dynamic relocations
	even if they are not loaded.
	* elflink.c (_bfd_elf_init_2_index_sections): Set data_index_section
	first.

	* ld-arm/symbian-seg1.s, ld-arm/symbian-seg1.d: New files.
	* ld-arm/arm-elf.exp: Run symbian-seg1.
2008-04-29 11:53:45 +00:00
Alan Modra a94b9d2d3a * elflink.c (bfd_elf_size_dynamic_sections): Ignore GNU-stack note
in EXEC_P bfds.
2008-04-08 05:41:19 +00:00
Alan Modra 72de500931 include/elf/
* internal.h (Elf_Internal_Shdr): Change sh_link and sh_info from
	unsigned long to unsigned int.  Change sh_addralign to bfd_vma.
	Order struct as for external version.
bfd/
	* elf.c (_bfd_elf_make_section_from_shdr): Remove unnecessary cast.
	(_bfd_elf_assign_file_position_for_section): Simplify align.
	(_bfd_elf_init_reloc_shdr): Ensure shift expression wide enough
	for sh_addralign.
	(elf_fake_sections, swap_out_syms): Likewise.
	* elflink.c (bfd_elf_final_link): Likewise.
binutils/
	* readelf.c: Use %u throughout when printing sh_link or sh_info,
	%lu when printing sh_addralign.
	(process_version_sections): Use identical formats when printing
	all offset and sh_link fields.
2008-03-13 05:27:42 +00:00
Alan Modra 4fbb74a605 include/elf/
PR 5900
	* common.h (SHN_BAD): Delete.
	(SHN_LORESERVE .. SHN_HIRESERVE): Move to..
	* external.h: ..here.
	* internal.h (SHN_LORESERVE, SHN_HIRESERVE): Define.
	(SHN_LOPROC, SHN_HIPROC, SHN_LOOS, SHN_HIOS): Define.
	(SHN_ABS, SHN_COMMON, SHN_XINDEX, SHN_BAD): Define.
bfd/
	PR 5900
	* elf-bfd.h: Include elf/internal.h after elf/external.h.
	* elfcode.h (elf_swap_symbol_in): Map reserved shndx range.
	(elf_swap_symbol_out): Adjust SHN_XINDEX test.
	(elf_swap_ehdr_out): Mask SHN_LORESERVE and SHN_XINDEX to values
	seen in external structs.
	(valid_section_index_p): Delete.
	(elf_object_p): Don't increment section numbers over reserved range.
	Simplify test for valid sh_link, sh_info and e_shstrndx fields.
	(elf_write_shdrs_and_ehdr): Mask SHN_LORESERVE and SHN_XINDEX to values
	seen in external structs.  Don't increment section numbers over
	reserved range.
	* elf.c (bfd_elf_sym_name): Remove redundant tests on st_shndx.
	(bfd_section_from_shdr): Likewise.
	(group_signature): Range check before accessing elf_elfsections.
	(_bfd_elf_setup_sections): Likewise.
	(bfd_section_from_shdr): Likewise.
	(bfd_section_from_shdr): Don't increment section number over
	reserved sections.
	(assign_file_positions_for_non_load_sections): Likewise.
	(assign_file_positions_except_relocs): Likewise.
	(_bfd_elf_write_object_contents): Likewise.
	(assign_section_numbers): Likewise.  Adjust for changed SHN_*.
	(prep_headers): Delete unused variable.
	* elflink.c (bfd_elf_link_record_local_dynamic_symbol): Adjust
	for changed SHN_* values.
	(check_dynsym, elf_link_input_bfd): Likewise.
	(bfd_elf_final_link): Likewise.  Don't skip over reserved section
	range.
	(elf_fixup_link_order): Check that sh_link field is valid.
	* elf-hppa.h (elf_hppa_add_symbol_hook): Make "index" unsigned.
	* elf32-arm.c (elf32_arm_gc_mark_extra_sections): Range check before
	accesssing elf_elfsections.
	* elf32-avr.c (elf32_avr_size_stubs): Likewise.
	* elf32-hppa.c (elf32_hppa_size_stubs): Likewise.
	* elf32-m68hc1x.c (elf32_m68hc11_size_stubs): Likewise.
	* elf64-hppa.c (elf64_hppa_check_relocs): Adjust for changed
	SHN_* defines.  Test for SHN_BAD return from
	_bfd_elf_section_from_bfd_section
binutils/
	PR 5900
	* readelf.c (SECTION_HEADER_INDEX, SECTION_HEADER_NUM): Delete.
	Remove use throughout file.
	(SECTION_HEADER): Likewise.
	(dump_relocations): Don't adjust st_shndx for reserved range.
	(process_file_header): Mask SHN_XINDEX to values seen in external
	elf structs.  Simplify valid section index tests.
	(get_32bit_elf_symbols, get_64bit_elf_symbols): Mask SHN_XINDEX.
	Map reserved st_shndx to internal form.
	(process_section_groups): Test that group symbol st_shndx is in
	range, not just non-zero.  Delete reserved range check.
	(get_symbol_index_type): Mask "type" to 16 bits when printing PRC,
	OS or RSV.
gdb/
	PR 5900
	* elfread.c (elf_symtab_read): Make shndx an unsigned int.
	* mipsread.c: Include elf/internal.h.
	(read_alphacoff_dynamic_symtab): Map external reserved sym_shndx
	to internal range.
ld/testsuite/
	PR 5900
	* ld-elf/sec64k.exp: Update.
2008-03-12 08:37:09 +00:00
Alan Modra cb33740c88 * elf-bfd.h (_bfd_elf_section_from_bfd_section): Update prototype.
* elf.c (_bfd_elf_section_from_bfd_section): Return unsigned int,
	SHN_BAD on error.
	(_bfd_elf_print_private_bfd_data): Test for SHN_BAD result from
	_bfd_elf_section_from_bfd_section, not -1.
	(swap_out_syms): Likewise.
	* elflink.c (elf_link_add_object_symbols): Likewise.
	(bfd_elf_get_bfd_needed_list): Likewise.
	(bfd_elf_match_symbols_in_sections): Likewise.
	(elf_link_add_object_symbols): Don't bother testing for symbols
	using normal sections before calling bfd_section_from_elf_index.
	(elf_link_input_bfd, bfd_elf_final_link): Likewise.
	(bfd_elf_reloc_symbol_deleted_p): Likewise.
	* elfcode.h (elf_slurp_symbol_table): Likewise.
	* elf32-spu.c (get_sym_h): Likewise.
	* elf32-xtensa.c (get_elf_r_symndx_section): Likewise.
	* elf64-ppc.c (opd_entry_value, get_sym_h, ppc64_elf_edit_toc): Ditto.
	* elf64-sh64.c (sh_elf64_get_relocated_section_contents): Likewise.
2008-03-11 23:23:23 +00:00
H.J. Lu d95edcac72 2008-03-02 H.J. Lu <hongjiu.lu@intel.com>
PR ld/5789
	* elflink.c (_bfd_elf_symbol_refs_local_p): Always return true
	for hidden and local symbols.
2008-03-02 22:26:09 +00:00
H.J. Lu 3ae181ee89 2008-02-22 H.J. Lu <hongjiu.lu@intel.com>
PR ld/5788
	* elflink.c (elf_create_symbuf): Correct buffer size and
	position.
2008-02-23 00:02:05 +00:00
Nick Clifton 515ef31dec PR 868
* libbfd.c (bfd_realloc_or_free): New function.  Performs like
   bfd_realloc, but if the (re)allocation fails, the pointer is
   freed.
   * libbfd-in.h: Prototype.
   * libbfd.h: Regenerate.
   * bfdio.c (bfd_bwrite): Use the new function.
   (bfd_seek): Likewise.
   * bfdwin.c:(bfd_get_file_window): Likewise.
   * elf-strtab.c (_bfd_elf_strtab_add): Likewise.
   * elf32-ppc.c (ppc_elf_relax_section): Likewise.
   * elf32-xtensa.c (vsprintf_msg): Likewise.
   * mach-o.c (bfd_mach_o_core_fetch_environment): Likewise.
   * stabs.c (_bfd_link_seciton_stabs): Likewise.
   * vms-misc.c (_bfd_vms_get_record): Likewise.
   * vms-tir.c (check_section): Likewise.
   * vms.c (vms_new_section_hook): Likewise.
   * elf32-arm.c (elf32_arm_section_map_add): Check that the
   allocation of sec_data->map succeeded before using it.
   * elflink.c (elf_link_output_sym): Do not overwrite finfo->
   symshndxbuf until it is known that the reallocation succeeded.
2008-02-20 17:42:36 +00:00
Alan Modra f13a99db51 include/
* bfdlink.h (struct bfd_link_hash_table): Delete creator field.
	(struct bfd_link_info): Add output_bfd.
bfd/
	* elflink.c: Replace all accesses to hash->creator field with
	output_bfd->xvec.
	* cofflink.c: Likewise.
	* coff-h8300.c: Likewise.
	* ecoff.c: Likewise.
	* elf32-m68hc1x.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elfxx-mips.c: Likewise.
	* i386linux.c: Likewise.
	* m68klinux.c: Likewise.
	* sparclinux.c: Likewise.
	* sunos.c: Likewise.
	* xcofflink.c: Likewise.
	* linker.c: Likewise.
	(_bfd_link_hash_table_init): Don't store creator.
ld/
	* ldmain.h (output_bfd): Delete.
	* ldmain.c (output_bfd): Delete.
	Replace all occurrences of output_bfd with link_info.output_bfd.
	* ldcref.c: Likewise.
	* ldctor.c: Likewise.
	* ldemul.c: Likewise.
	* ldexp.c: Likewise.
	* ldfile.c: Likewise.
	* ldlang.c: Likewise.
	* ldmisc.c: Likewise.
	* ldwrite.c: Likewise.
	* pe-dll.c: Likewise.
	* emultempl/aix.em: Likewise.
	* emultempl/alphaelf.em: Likewise.
	* emultempl/armcoff.em: Likewise.
	* emultempl/armelf.em: Likewise.
	* emultempl/avrelf.em: Likewise.
	* emultempl/beos.em: Likewise.
	* emultempl/elf-generic.em: Likewise.
	* emultempl/elf32.em: Likewise.
	* emultempl/gld960.em: Likewise.
	* emultempl/hppaelf.em: Likewise.
	* emultempl/irix.em: Likewise.
	* emultempl/linux.em: Likewise.
	* emultempl/lnk960.em: Likewise.
	* emultempl/m68hc1xelf.em: Likewise.
	* emultempl/mmix-elfnmmo.em: Likewise.
	* emultempl/mmo.em: Likewise.
	* emultempl/pe.em: Likewise.
	* emultempl/pep.em: Likewise.
	* emultempl/ppc32elf.em: Likewise.
	* emultempl/ppc64elf.em: Likewise.
	* emultempl/scoreelf.em: Likewise.
	* emultempl/sh64elf.em: Likewise.
	* emultempl/spuelf.em: Likewise.
	* emultempl/sunos.em: Likewise.
	* emultempl/vanilla.em: Likewise.
	* emultempl/vxworks.em: Likewise.
	* emultempl/xtensaelf.em: Likewise.
	* emultempl/z80.em: Likewise.
	* ldlang.c (open_output): Don't return output, instead write
	link_info_output_bfd directly.
	* emultempl/alphaelf.em: Replace occurrences of link_info.hash->creator
	with link_info.output_bfd->xvec.
	* emultempl/hppaelf.em: Likewise.
	* emultempl/ppc32elf.em: Likewise.
	* emultempl/ppc64elf.em: Likewise.
	* emultempl/spuelf.em: Likewise.
2008-02-15 03:35:53 +00:00
Alan Modra d40f3da904 * elflink.c (compute_bucket_count): Warning fixes. 2008-02-14 08:31:47 +00:00
Alan Modra 297d8443d0 * elflink.c (_bfd_elf_link_output_relocs): Correct error return. 2008-01-21 03:53:07 +00:00
Alan Modra 74f0fb5065 bfd/
PR 5604
	* elf-bfd.h (struct elf_backend_data): Add gc_keep.  Remove param
	names from others.
	(_bfd_elf_gc_keep): Declare.
	* elfxx-target.h (elf_backend_gc_keep): Define.
	(elfNN_bed): Init new field.
	* elflink.c (_bfd_elf_gc_keep): New function.
	(bfd_elf_gc_sections): Call gc_keep.
	* elf64-ppc.c (elf_backend_gc_keep): Define.
	(struct _ppc64_elf_section_data): Move .opd related fields to
	a struct so they don't occupy the same storage.  Adjust accesses
	throughout file.
	(ppc64_elf_gc_keep): New function, split out from..
	(ppc64_elf_gc_mark_hook): ..here.  Don't call _bfd_elf_gc_mark
	to mark .opd section, just set gc_mark.
	(ppc64_elf_edit_opd): Remove no_opd_opt parm.  Don't set opd->adjust
	unless we are changing .opd.  Test non-NULL opd->adjust at all
	accesses throughout file.
	* elf64-ppc.h (ppc64_elf_edit_opd): Update prototype.
ld/
	PR 5604
	* ldlang.c (lang_gc_sections): Move code to set SEC_KEEP on entry
	syms to _bfd_elf_gc_keep.
	* emultempl/ppc64elf.em (ppc_before_allocation): Don't call
	ppc64_elf_edit_opd if no_opd_opt.
2008-01-15 07:25:49 +00:00
Tristan Gingold 7dda2462a7 2008-01-11 Tristan Gingold <gingold@adacore.com>
Eric Botcazou  <ebotcazou@adacore.com>

	* elf32-ppc.c (ppc_elf_gc_sweep_hook): Exit early if generating a
	relocatable.
	* elf32-arm.c (elf32_arm_gc_sweep_hook): Likewise.
	* elf32-cris.c (cris_elf_gc_sweep_hook): Likewise.
	* elf32-hppa.c (elf32_hppa_gc_sweep_hook): Likewise.
	* elf32-i386.c (elf_i386_gc_sweep_hook): Likewise.
	* elf32-m32r.c (m32r_elf_gc_sweep_hook): Likewise.
	* elf32-m68k.c (elf_m68k_gc_sweep_hook): Likewise.
	* elf32-s390.c (elf_s390_gc_sweep_hook): Likewise.
	* elf32-sh.c (sh_elf_gc_sweep_hook): Likewise.
	* elf32-vax.c (elf_vax_gc_sweep_hook): Likewise.
	* elf32-xtensa.c (elf_xtensa_gc_sweep_hook): Likewise.
	* elf64-x86-64.c (elf64_x86_64_gc_sweep_hook): Likewise.
	* elf64-s390.c (elf_s390_gc_sweep_hook): Likewise.
	* elf64-ppc.c (ppc64_elf_gc_sweep_hook): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_gc_sweep_hook): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_gc_sweep_hook): Likewise.
	* elflink.c (bfd_elf_gc_sections): Do not punt on relocatable output
	or executable output with relocations.
2008-01-11 09:07:04 +00:00
H.J. Lu ace7938838 bfd/
2008-01-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/5522
	* elflink.c (elf_link_input_bfd): Don't write out a section if
	its output section is marked with SEC_NEVER_LOAD.

ld/testsuite/

2008-01-07  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/5522
	* ld-elf/noload-3.d: New file.
	* ld-elf/noload-3.s: Likewise.
	* ld-elf/noload-3.t: Likewise.
2008-01-07 16:45:35 +00:00
Richard Sandiford 9d0a14d3f3 bfd/
* elf-bfd.h (eh_cie_fde): Add u.fde.next_for_section and
	u.cie.gc_mark.
	(bfd_elf_section_data): Add fde_list.
	(elf_fde_list): New macro.
	(elf_obj_tdata): Add eh_frame_section.
	(elf_eh_frame_section): New macro.
	(_bfd_elf_gc_mark_reloc): Remove last parameter.
	(_bfd_elf_gc_mark_fdes): Declare.
	* elf-eh-frame.c (_bfd_elf_get_eh_frame_sec_info): Chain the FDEs
	for each input section.
	(mark_entry, _bfd_elf_gc_mark_fdes): New functions.
	* elflink.c (_bfd_elf_gc_mark_reloc): Remove is_eh parameter.
	(_bfd_elf_gc_mark): Update call accordingly.  Mark the relocations
	againts the section's FDEs.  Don't mark the bfd's elf_eh_frame_section.
	(bfd_elf_gc_sections): Parse each input bfd's .eh_frame before
	marking any input sections.  Remove the current EH handling.
	* section.c (bfd_section): Remove gc_mark_from_eh.
	* ecoff.c (bfd_debug_section): Update initializer accordingly.
2007-12-15 09:34:48 +00:00
Richard Sandiford ca92cecbbe bfd/
* elf-bfd.h (eh_cie_fde): Add u.cie.  Document how u.fde.cie_inf
	changes when removed == 0.
	(eh_frame_hdr_info): Add parsed_eh_frames.
	(_bfd_elf_begin_eh_frame_parsing): Declare.
	(_bfd_elf_parse_eh_frame): Declare.
	(_bfd_elf_end_eh_frame_parsing): Declare.
	* elf-eh-frame.c (_bfd_elf_begin_eh_frame_parsing): New function.
	(_bfd_elf_parse_eh_frame): New function, split out from
	_bfd_elf_discard_section_eh_frame.  Make a first pass through the
	buffer to calculate the number of entries and CIEs.  Allocate memory
	for them before the main loop.  Replace current extended cie
	representation with a pair of pointers, one to the local eh_cie_fde
	and one to the full struct cie.  Allocate a separate array of struct
	cies if not merging.  Merge CIEs during the main loop and set up each
	u.cie.merged field.  Point an FDE's cie_inf field directly at the
	local CIE.  Initially assume that all entries should be removed.
	(_bfd_elf_end_eh_frame_parsing): New function.
	(_bfd_elf_discard_section_eh_frame): Assume that the section has
	already been parsed.  Use a separate pass to mark entries that
	need to be kept.  Use the u.cie.merged field to track a CIE's
	group representative.
	* elflink.c (bfd_elf_discard_info): Call _bfd_elf_parse_eh_frame
	before _bfd_elf_discard_section_eh_frame.  Wrap loop with calls to
	_bfd_elf_begin_eh_frame_parsing and _bfd_elf_end_eh_frame_parsing.
2007-12-15 09:33:51 +00:00
Richard Sandiford 5241d85325 bfd/
* elf-bfd.h (_bfd_elf_gc_mark_rsec, _bfd_elf_gc_mark_reloc): Declare.
	(_bfd_elf_gc_mark): Use elf_gc_mark_hook_fn.
	* elflink.c (init_reloc_cookie, fini_reloc_cookie)
	(init_reloc_cookie_rels, fini_reloc_cookie_rels): New functions,
	split out from...
	(bfd_elf_discard_info): ...here.
	(init_reloc_cookie_for_section): New function.
	(fini_reloc_cookie_for_section): Likewise.
	(_bfd_elf_gc_mark_rsec, _bfd_elf_gc_mark_reloc): New functions,
	split out from...
	(_bfd_elf_gc_mark): ...here.  Use init_reloc_cookie_for_section
	and fini_reloc_cookie_for_section.
2007-12-15 09:31:41 +00:00
Nick Clifton 430a16a51d * elflink.c (elf_link_output_extsym): Weaken assertion: if --gc-section is set, there may be no TLS segment.
* lib/ld-lib.exp (check_gc_sections_available): New proc, based on the version in gcc/testsuite/lib/target-supports.exp.
* ld-elf/eld.exp: Use check_gc_sections_available.
2007-11-20 15:08:25 +00:00
Alan Modra cdfeee4f47 * elf-bfd.h (bfd_elf_perform_complex_relocation): Update prototype.
* elflink.c (bfd_elf_perform_complex_relocation): Return status.
	Don't print reloc overflow message.
	* elf32-mep.c (mep_elf_relocate_section): Handle status from
	bfd_elf_perform_complex_relocation.
2007-11-19 02:19:39 +00:00
Alan Modra 8f317e3169 * elf-bfd.h (bfd_elf_match_symbols_in_sections): Don't declare.
* elflink.c (bfd_elf_match_symbols_in_sections): Make static.
	Remove section name comparisons.
2007-10-31 07:36:46 +00:00
Alan Modra 13285a1b2c PR ld/4424
* config.bfd (targ_selvecs): Add bfd_elf64_alpha_vec for
	alpha/FreeBSD.  Add bfd_elf64_sparc_vec for sparc64/FreeBSD.
	Add bfd_elf32_i386_vec and bfd_efi_app_ia32_vec for i386/FreeBSD.
	(targ64_selvecs): Set for i386/FreeBSD.
	* elf-bfd.h (elf_backend_data): Add relocs_compatible.
	(_bfd_elf_default_relocs_compatible): Declare.
	(_bfd_elf_relocs_compatible): Declare.
	* elfxx-target.h (elf_backend_relocs_compatible): Define.
	(elfNN_bed): Init new relocs_compatible field.
	* elflink.c (_bfd_elf_default_relocs_compatible): New function.
	(_bfd_elf_relocs_compatible): New function.
	(elf_link_add_object_symbols): Call bed->relocs_compatible.
	* elf32-i386.c (elf_backend_relocs_compatible): Define.
	* elf64-alpha.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elf64-x86-64.c: Likewise.
2007-10-18 09:13:51 +00:00
Bob Wilson 1dd2625faa * elflink.c (_bfd_elf_check_kept_section): Use the section rawsize
values if they are set.
2007-10-16 15:51:38 +00:00
Nick Clifton 4b93929bf9 PR 5160
* elflink.c (eval_symbol): Remove bufsz variable and use sizeof(symbuf) where necessary.
2007-10-12 16:25:21 +00:00
Alan Modra a0c8462faf * elflink.c: Formatting. 2007-09-30 13:43:23 +00:00
Alan Modra 0f02bbd9f8 bfd/
* elflink.c (resolve_symbol): Handle symbols in SEC_MERGE
	sections.  Don't test symbol st_shndx.  Don't bother with
	bfd_link_hash_common symbols.  Print longs rather than ints
	in debug messages.
	(eval_symbol): Replace "sym" and "advanced" params with "symp".
	Replace "addr" and "section_offset" params with "dot".  Don't
	cast bfd_vma values to signed, cast them to bfd_signed_vma.
	(bfd_elf_perform_complex_relocation): Delete "output_bfd", "info",
	"local_syms" and "local_sections" params.  Add "relocation".
	Delete code calculating relocation value.
	(evaluate_complex_relocation_symbols): Delete function.  Fold into..
	(elf_link_input_bfd): ..existing code examining relocs.
	* elf-bfd.h (bfd_elf_perform_complex_relocation): Update prototype.
	* elf32-mep.c (mep_elf_check_relocs): Delete function.
	(mep_elf_gc_sweep_hook, mep_elf_gc_mark_hook): Likewise.
	(mep_elf_object_p): Don't set elf_bad_symtab.
	(elf_backend_check_relocs): Don't define.
	(elf_backend_gc_mark_hook, elf_backend_gc_sweep_hook): Likewise.
	(elf_backend_can_gc_sections, USE_RELA): Likwise.
	(mep_elf_relocate_section): Move bfd_elf_perform_complex_relocation
	call after we have calculated reloc value.  Delete local sym
	debug code.  Use RELOC_FOR_GLOBAL_SYMBOL.  Delete addend
	adjusting code..
	(elf_backend_rela_normal): ..instead define this.
ld/testsuite/
	* ld-selective/sel-dump.exp: Add am33, m88k, mep to xfails.
	* ld-selective/selective.exp: Don't run for same target list
	we xfail sel-dump.
2007-09-30 13:33:04 +00:00
Alan Modra 8977835cde * elflink.c (set_symbol_value): Add isymbuf and locsymcount
params.  Change symidx to a size_t.  Don't access past end
	of symbol buffer.
	(resolve_symbol): Add isymbuf param and use instead of
	finfo->internal_syms.
	(eval_symbol, evaluate_complex_relocation_symbols): Likewise.
	(elf_link_input_bfd): Don't read symbols specially for
	evaluate_complex_relocation_symbols.
2007-09-26 12:29:41 +00:00
Alan Modra 14b1c01e04 * elf.c (bfd_section_from_shdr): Check bfd_alloc return.
(elfcore_write_note): Check realloc return.
	* elflink.c (_bfd_elf_link_find_version_dependencies): Check
	bfd_zalloc return.
	(_bfd_elf_link_assign_sym_version): Check bfd_malloc return.
	(elf_link_add_object_symbols): Likewise.
	(struct hash_codes_info): New.
	(elf_collect_hash_codes): Return bfd_malloc error.
	(struct collect_gnu_hash_codes): Add "error".
	(elf_collect_gnu_hash_codes): Return bfd_malloc error.
	(bfd_elf_size_dynamic_sections): Check return status of
	_bfd_elf_link_find_version_dependencies.
	(bfd_elf_size_dynsym_hash_dynstr): Adjust for elf_collect_hash_codes
	and elf_collect_gnu_hash_codes changes.
	(elf_sym_name_compare): Formatting.
	(elf_fixup_link_order): Use bfd_malloc, not xmalloc.
2007-09-18 08:17:06 +00:00
H.J. Lu b10a8ae01c bfd/
2007-09-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/3281
	PR binutils/5037
	* elf-bfd.h (elf_obj_tdata): Remove relro.

	* elf.c (get_program_header_size): Check info->relro instead
	of elf_tdata (abfd)->relro.
	(_bfd_elf_map_sections_to_segments): Likewise.
	(assign_file_positions_for_load_sections): Don't set
	PT_GNU_RELRO segment alignment here.
	(assign_file_positions_for_non_load_sections): Properly set up
	PT_GNU_RELRO segment for copying executable/shared library.
	(rewrite_elf_program_header): Remove PT_GNU_RELRO segment.
	(copy_elf_program_header): Set p_size and p_size_valid fields for
	PT_GNU_RELRO segment.

include/elf/

2007-09-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/3281
	PR binutils/5037
	* internal.h (elf_segment_map): Add p_size and p_size_valid.
	(ELF_IS_SECTION_IN_SEGMENT): Allow SHF_TLS sections in
	PT_GNU_RELRO segments.

ld/

2007-09-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/3281
	PR binutils/5037
	* ldexp.h (ldexp_control): Add relro, relro_start_stat and
	relro_end_stat.

	* ldexp.c (fold_binary): Set expld.dataseg.relro to
	exp_dataseg_relro_start or exp_dataseg_relro_end when
	seeing DATA_SEGMENT_ALIGN or DATA_SEGMENT_RELRO_END,
	respectively.

	* ldlang.c (lang_size_sections_1): Properly set
	expld.dataseg.relro_start_stat and
	expld.dataseg.relro_end_stat.
	(find_relro_section_callback): New function.
	(lang_find_relro_sections_1): Likewise.
	(lang_find_relro_sections): Likewise.
	(lang_process): Call lang_find_relro_sections for
	non-relocatable link.

ld/testsuite/

2007-09-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/3281
	PR binutils/5037
	* ld-elf/binutils.exp: Update "-z relro" tests to use relro1.s.
	Add "-z relro" tests with relro2.s.  Add "-z relro" tests with
	TLS for objcopy.

	* ld-elf/relro1.s: New file.
	* ld-elf/relro2.s: Likewise.
2007-09-18 00:25:07 +00:00
Nick Clifton 461686a323 Revision of previous delta using bfd_vma cast instead of 1L. 2007-08-20 13:23:41 +00:00
Nick Clifton 75ea273619 * elflink.c (elf_fixup_link_order): Rewrite conversion of s->alignment_power
into an offset mask in order to avoid a gcc error message.
2007-08-20 08:26:35 +00:00
Michael Snyder a6626e8c30 2007-07-26 Michael Snyder <msnyder@svkmacdonelllnx>
* linker.c (bfd_section_already_linked_table_insert): Change
	return type from void to boolean.  Return FALSE on failure.
	(_bfd_generic_section_already_linked): Test return value of
	bfd_section_already_linked_table_insert, call fatal on error.

	* elflink.c (_bfd_elf_section_already_linked): Test return value
	of bfd_section_already_linked_table_insert, call fatal on error.

	* libbfd-in.h (bfd_section_already_linked_table_insert): Update
	return type to bfd_boolean.

	* libbfd.h: Regenerate.
2007-07-27 01:04:29 +00:00
Alan Modra 33774f084b * elflink.c (_bfd_elf_fix_symbol_flags): Remove unnecessary
check on dynobj.  Remove bed shadow.
2007-07-26 13:45:59 +00:00
Michael Snyder d0f16d5ece 2007-07-24 Michael Snyder <msnyder@access-company.com>
* elflink.c (bfd_elf_final_link): Avoid redundant frees -- return
	on bfd_malloc error rather than goto error_return.
2007-07-24 19:54:01 +00:00
Alan Modra 4d269e42e3 * elflink.c (_bfd_elf_link_just_syms, merge_sections_remove_hook,
_bfd_elf_merge_sections, _bfd_elf_link_hash_newfunc,
	_bfd_elf_link_hash_copy_indirect, _bfd_elf_link_hash_hide_symbol,
	_bfd_elf_link_hash_table_init, _bfd_elf_link_hash_table_create,
	bfd_elf_set_dt_needed_name, bfd_elf_get_dyn_lib_class,
	bfd_elf_set_dyn_lib_class, bfd_elf_get_needed_list,
	bfd_elf_get_runpath_list, bfd_elf_get_dt_soname,
	bfd_elf_get_bfd_needed_list, struct elf_symbuf_symbol,
	struct elf_symbuf_head, struct elf_symbol, elf_sort_elf_symbol,
	elf_sym_name_compare, elf_create_symbuf,
	bfd_elf_match_symbols_in_sections,
	_bfd_elf_match_sections_by_type): Move to here..
	* elf.c: ..from here.
2007-07-24 08:09:20 +00:00
Richard Sandiford a26587bab5 bfd/
* elflink.c (_bfd_elf_fix_symbol_flags): Only assert the type
	of weakdef->root.type if weakdef has no regular definition.

ld/testsuite/
	* ld-elf/weak-dyn-1a.s, ld-elf/weak-dyn-1b.s, ld-elf/weak-dyn-1.ld,
	* ld-elf/weak-dyn-1.rd: New test.
	* ld-elf/elf.exp: Run it.
2007-07-23 09:56:19 +00:00
H.J. Lu 00cbee0aa8 2007-07-09 H.J. Lu <hongjiu.lu@intel.com>
* elflink.c (bfd_elf_record_link_assignment): Handle indirect
	symbol.
	(_bfd_elf_merge_symbol): Properly update normal symbol when
	overriding the versioned symbol from a dynamic library.
2007-07-10 02:40:31 +00:00
Alan Modra 9af2a943ee * elflink.c (elf_link_add_object_symbols): Return via
error_free_vers on "notice" failure.
2007-07-06 02:29:10 +00:00
Nick Clifton cd123cb70c Switch sources over to use the GPL version 3 2007-07-03 14:26:43 +00:00
Joseph Myers 104d59d19c bfd:
* elf-attrs.c: New.
	* Makefile.am (BFD32_BACKENDS): Add elf-attrs.lo.
	(BFD32_BACKENDS_CFILES): Add elf-attrs.c.
	(elf-attrs.lo): Generate dependencies.
	* Makefile.in: Regenerate.
	* configure.in (elf): Add elf-attrs.lo.
	* configure: Regenerate.
	* elf-bfd.h (struct elf_backend_data): Add entries for object
	attributes.
	(NUM_KNOWN_OBJ_ATTRIBUTES, obj_attribute, obj_attribute_list,
	OBJ_ATTR_PROC, OBJ_ATTR_GNU, OBJ_ATTR_FIRST, OBJ_ATTR_LAST,
	Tag_NULL, Tag_File, Tag_Section, Tag_Symbol, Tag_compatibility):
	New.
	(struct elf_obj_tdata): Add entries for object attributes.
	(elf_known_obj_attributes, elf_other_obj_attributes,
	elf_known_obj_attributes_proc, elf_other_obj_attributes_proc):
	New.
	(bfd_elf_obj_attr_size, bfd_elf_set_obj_attr_contents,
	bfd_elf_get_obj_attr_int, bfd_elf_add_obj_attr_int,
	bfd_elf_add_proc_attr_int, bfd_elf_add_obj_attr_string,
	bfd_elf_add_proc_attr_string, bfd_elf_add_obj_attr_compat,
	bfd_elf_add_proc_attr_compat, _bfd_elf_attr_strdup,
	_bfd_elf_copy_obj_attributes, _bfd_elf_obj_attrs_arg_type,
	_bfd_elf_parse_attributes, _bfd_elf_merge_object_attributes): New.
	* elf.c (_bfd_elf_copy_private_bfd_data): Copy object attributes.
	(bfd_section_from_shdr): Handle attributes sections.
	* elflink.c (bfd_elf_final_link): Handle attributes sections.
	* elfxx-target.h (elf_backend_obj_attrs_vendor,
	elf_backend_obj_attrs_section, elf_backend_obj_attrs_arg_type,
	elf_backend_obj_attrs_section_type): New.
	(elfNN_bed): Update.
	* elf32-arm.c (NUM_KNOWN_ATTRIBUTES, aeabi_attribute,
	aeabi_attribute_list): Remove.
	(struct elf32_arm_obj_tdata): Remove object attributes fields.
	(check_use_blx, bfd_elf32_arm_set_vfp11_fix, using_thumb2,
	elf32_arm_copy_private_bfd_data, elf32_arm_merge_eabi_attributes):
	Update for new object attributes interfaces.
	(uleb128_size, is_default_attr, eabi_attr_size,
	elf32_arm_eabi_attr_size, write_uleb128, write_eabi_attribute,
	elf32_arm_set_eabi_attr_contents, elf32_arm_bfd_final_link,
	elf32_arm_new_eabi_attr, elf32_arm_get_eabi_attr_int,
	elf32_arm_add_eabi_attr_int, attr_strdup,
	elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat,
	copy_eabi_attributes, elf32_arm_parse_attributes): Remove.  Moved
	to generic code in elf-attrs.c.
	(elf32_arm_obj_attrs_arg_type): New.
	(elf32_arm_fake_sections): Do not handle .ARM.attributes.
	(elf32_arm_section_from_shdr): Do not handle SHT_ARM_ATTRIBUTES.
	(bfd_elf32_bfd_final_link): Remove.
	(elf_backend_obj_attrs_vendor, elf_backend_obj_attrs_section,
	elf_backend_obj_attrs_arg_type,
	elf_backend_obj_attrs_section_type): New.
	* elf32-bfin.c (bfin_elf_copy_private_bfd_data): Copy object
	attributes.
	* elf32-frv.c (frv_elf_copy_private_bfd_data): Likewise.
	* elf32-iq2000.c (iq2000_elf_copy_private_bfd_data): Likewise.
	* elf32-mep.c (mep_elf_copy_private_bfd_data): Likewise.
	* elf32-mt.c (mt_elf_copy_private_bfd_data): Likewise.
	* elf32-sh.c (sh_elf_copy_private_data): Likewise.
	* elf64-sh64.c (sh_elf64_copy_private_data_internal): Likewise.

binutils:
	* readelf.c (display_gnu_attribute): New.
	(process_arm_specific): Rearrange as process_attributes.
	(process_arm_specific): Replace by wrapper of process_attributes.

gas:
	* as.c (create_obj_attrs_section): New.
	(main): Call create_obj_attrs_section for ELF.
	* read.c (s_gnu_attribute, skip_whitespace, skip_past_char,
	skip_past_comma, s_vendor_attribute): New.
	(potable): Add gnu_attribute for ELF.
	* read.h (s_vendor_attribute): Declare.
	* config/tc-arm.c (s_arm_eabi_attribute): Replace by wrapper
	round s_vendor_attribute.
	(aeabi_set_public_attributes): Update for new attributes
	interfaces.
	(arm_md_end): Remove attributes contents setting now done
	generically.

include/elf:
	* arm.h (elf32_arm_add_eabi_attr_int,
	elf32_arm_add_eabi_attr_string, elf32_arm_add_eabi_attr_compat,
	elf32_arm_get_eabi_attr_int, elf32_arm_set_eabi_attr_contents,
	elf32_arm_eabi_attr_size, Tag_NULL, Tag_File, Tag_Section,
	Tag_Symbol, Tag_compatibility): Remove.
	* common.h (SHT_GNU_ATTRIBUTES): Define.

ld:
	* emulparams/armelf.sh (OTHER_SECTIONS): Remove .ARM.attributes.
	(ATTRS_SECTIONS): Define.
	* scripttempl/elf.sc, scripttempl/elf32sh-symbian.sc,
	scripttempl/elf_chaos.sc, scripttempl/elfi370.sc,
	scripttempl/elfxtensa.sc: Handle ATTRS_SECTIONS.
2007-06-29 16:29:17 +00:00
Alan Modra c55fe0967e * elflink.c (_bfd_elf_link_assign_sym_version): Improve error
message for undefined version nodes.
	(elf_gc_sweep): Don't warn when zero size sections are
	removed.
2007-06-29 02:09:42 +00:00
H.J. Lu 91ac591132 2007-05-16 H.J. Lu <hongjiu.lu@intel.com>
Alan Modra  <amodra@bigpond.net.au>

	* elflink.c (_bfd_elf_adjust_dynamic_copy): Align dynamic bss
	section to the minimum alignment.
2007-05-16 12:52:03 +00:00
H.J. Lu 027297b7a8 2007-05-15 H.J. Lu <hongjiu.lu@intel.com>
Alan Modra  <amodra@bigpond.net.au>

	PR ld/4504
	* elf-bfd.h (_bfd_elf_adjust_dynamic_copy): New.
	* elflink.c (_bfd_elf_adjust_dynamic_copy): New.

	* elf-m10300.c (_bfd_mn10300_elf_adjust_dynamic_symbol): Call
	_bfd_elf_adjust_dynamic_copy to adjust for the copy in dynamic
	bss section.
	* elf32-arm.c (elf32_arm_adjust_dynamic_symbol): Likewise.
	* elf32-cris.c (elf_cris_adjust_dynamic_symbol): Likewise.
	* elf32-hppa.c (elf32_hppa_adjust_dynamic_symbol): Likewise.
	* elf32-i370.c (i370_elf_adjust_dynamic_symbol): Likewise.
	* elf32-i386.c (elf_i386_adjust_dynamic_symbol): Likewise.
	* elf32-m32r.c (m32r_elf_adjust_dynamic_symbol): Likewise.
	* elf32-m68k.c (elf_m68k_adjust_dynamic_symbol): Likewise.
	* elf32-ppc.c (ppc_elf_adjust_dynamic_symbol): Likewise.
	* elf32-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
	* elf32-sh.c (sh_elf_adjust_dynamic_symbol): Likewise.
	* elf32-vax.c (elf_vax_adjust_dynamic_symbol): Likewise.
	* elf64-ppc.c (ppc64_elf_adjust_dynamic_symbol): Likewise.
	* elf64-s390.c (elf_s390_adjust_dynamic_symbol): Likewise.
	* elf64-sh64.c (sh64_elf64_adjust_dynamic_symbol): Likewise.
	* elf64-x86-64.c (elf64_x86_64_adjust_dynamic_symbol): Likewise.
	* elfxx-mips.c (_bfd_mips_vxworks_adjust_dynamic_symbol): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_adjust_dynamic_symbol): Likewise.
2007-05-15 13:55:54 +00:00
Alan Modra ece5ef6079 include/elf/
* spu.h (R_SPU_PPU32, R_SPU_PPU64): Define.
bfd/
	* reloc.c (BFD_RELOC_SPU_PPU32, BFD_RELOC_SPU_PPU64): Define.
	* elf-bfd.h (struct elf_backend_data): Change return type of
	elf_backend_relocate_section to int.
	* elf32-spu.c (elf_howto_table): Add howtos for R_SPU_PPU32 and
	R_SPU_PPU64.
	(spu_elf_bfd_to_reloc_type): Convert new relocs.
	(spu_elf_count_relocs): New function.
	(elf_backend_count_relocs): Define.
	(spu_elf_relocate_section): Arrange to emit R_SPU_PPU32 and
	R_SPU_PPU64 relocs.
	* elflink.c (elf_link_input_bfd): Emit relocs if relocate_section
	returns 2.
	* bfd-in2.h: Regenerate.
	* libbfd.h: Regenerate.
gas/
	* config/tc-spu.c (md_pseudo_table): Add int, long, quad.  Call
	spu_cons for word.
	(md_assemble): Tidy use of insn.flag.
	(get_imm): Likewise.  Handle uppercase input too.
	(spu_cons): New function.
	* config/tc-spu.h (tc_fix_adjustable): Don't adjust SPU_PPU relocs.
	(TC_FORCE_RELOCATION): Don't resolve them either.
binutils/
	* embedspu.sh (find_prog): Prefer prog in same dir as embedspu
	over one found on the users path.
	(main): Generate .reloc for each R_SPU_PPU* reloc.
2007-05-11 03:10:11 +00:00
Alan Modra 1182cb9397 * elflink.c (bfd_elf_final_link): Correct reloc handling for
elf_backend_count_relocs.
	(bfd_elf_discard_info): Print an error if we can't read syms.
2007-05-07 14:47:28 +00:00
H.J. Lu fc66a176eb 2007-05-04 H.J. Lu <hongjiu.lu@intel.com>
* elflink.c (elf_link_sort_relocs): Return if both .rela.dyn
	and .rel.dyn aren't present.
2007-05-04 21:53:02 +00:00
Nick Clifton 3410fea824 * elflink.c (elf_link_sort_relocs): If both .rela.dyn and .rel.dyn sections
are present examine the indirect sections in an attempt to compute the
  correct relocation size.  If there is any ambiguity, produce an error and
  refuse to sort.
2007-05-04 14:17:07 +00:00
Alan Modra 3db64b0092 bfd/
Many files: Include sysdep.h before bfd.h.
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
binutils/
	* bucumm.h: Split off host dependencies to..
	* sysdep.h: ..here.
	Many files: Include sysdep.h.  Remove duplicate headers and reorder.
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
ld/
	Many files: Include sysdep.h first.  Remove duplicate headers.
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
opcodes/
	* Makefile.am: Run "make dep-am".
	* Makefile.in: Regenerate.
	* ns32k-dis.c: Include sysdep.h first.
2007-04-26 14:47:00 +00:00
Paul Brook fcb93ecfc2 2007-04-17 Paul Brook <paul@codesourcery.com>
bfd/
	* elf.c (_bfd_elf_is_function_type): New function.
	* elflink.c (_bfd_elf_merge_symbol): Use bed->is_function_type.
	(_bfd_elf_dynamic_symbol_p, _bfd_elf_symbol_refs_local_p,
	is_global_data_symbol_definition, elf_link_add_object_symbols): Ditto.
	* elf-bfd.h (elf_backend_data): Add is_function_type.
	(_bfd_elf_is_function_type): Add prototype.
	* elfxx-target.h (elf_backend_is_function_type): Add default
	definition.
	(elfNN_bed): Add elf_backend_is_function_type.
	* elf32-arm.c (elf32_arm_is_function_type): New function.
	(elf_backend_is_function_type): Define.

	ld/testsuite/
	* ld-arm/preempt-app.s: New test.
	* ld-arm/preempt-app.sym: New.
	* ld-arm/arm-elf.exp: Add preempt-app.
2007-04-17 20:09:52 +00:00
Jakub Jelinek 3fcd97f16c * elflink.c (bfd_elf_final_link): Don't free symbuf for
non-elf input bfds.
	(bfd_elf_size_dynamic_sections): Don't access elf_section_data
	for non-elf input bfds.
2007-04-14 13:01:24 +00:00
H.J. Lu 9267588cdc bfd/
2007-04-05  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/4304
	* elflink.c (bfd_elf_final_link): Call einfo callback in
	bfd_link_info instead of _bfd_error_handler for DT_TEXTREL
	warning.

ld/testsuite/

2007-04-05  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/4304
	* ld-i386/i386.exp: Run "warn1".

	* ld-i386/warn1.d: New file.
	* ld-i386/warn1.s: Likewise.
2007-04-05 16:16:28 +00:00