Commit graph

245 commits

Author SHA1 Message Date
H.J. Lu
5e35cbc224 bfd/
2003-10-24  H.J. Lu  <hongjiu.lu@intel.com>

	* elflink.h (NAME(bfd_elf,size_dynamic_sections)): Look up
	hash table for real symbols.

include/

2003-10-24  H.J. Lu  <hongjiu.lu@intel.com>

	* bfdlink.h (bfd_elf_version_expr): Add "symbol" and remove
	"wildcard".

ld/

2003-10-24  H.J. Lu  <hongjiu.lu@intel.com>

	* ldlang.c (lang_vers_match): Check "symbol" instead of
	"wildcard" and "pattern". Fix a typo.
	(lang_finalize_version_expr_head): Likewise.
	(lang_register_vers_node): Likewise.
	(realsymbol): New function.
	(lang_new_vers_pattern): Set "symbol" and remove "wildcard".

	* ldlex.l (V_IDENTIFIER): Allow '\\'.
2003-10-24 14:55:14 +00:00
Jakub Jelinek
108ba30509 bfd/
* elflink.c (_bfd_elf_export_symbol): Adjust for globals and locals
	field changes.
	(_bfd_elf_link_assign_sym_version): Likewise.
	* elflink.h (size_dynamic_sections): Likewise.
include/
	* bfdlink.h (struct bfd_elf_version_expr): Remove match field.
	Add wildcard and mask fields.
	(BFD_ELF_VERSION_C_TYPE): Define.
	(BFD_ELF_VERSION_CXX_TYPE): Likewise.
	(BFD_ELF_VERSION_JAVA_TYPE): Likewise.
	(struct bfd_elf_version_expr_head): New.
	(struct bfd_elf_version_tree): Add match field.
	Change type of globals and locals fields
	to struct bfd_elf_version_expr_head.
ld/
	* ldlang.c: Include hashtab.h.
	(lang_vers_match_lang_c, lang_vers_match_lang_cplusplus,
	lang_vers_match_lang_java): Remove.
	(lang_vers_match): New function.
	(lang_new_vers_pattern): Initialize wildcard and mask
	fields, don't initialize match.
	(lang_new_vers_node): Use xcalloc.  Adjust for globals and
	locals field type changes.  Set match field.
	(version_expr_head_hash, version_expr_head_eq): New functions.
	(lang_finalize_version_expr_head): New function.
	(lang_register_vers_node): Call lang_finalize_version_expr_head.
	Search in hash table if not wildcard when looking for duplicates.
	* emultempl/ppc64elf.em (new_vers_pattern): Don't bother with
	duplicate checking.  Initialize all fields of dot_entry from entry
	with the exception of pattern and next.
2003-10-22 06:58:17 +00:00
H.J. Lu
3e0e1ef196 2003-10-16 H.J. Lu <hongjiu.lu@intel.com>
* elflink.h (NAME(bfd_elf,size_dynamic_sections)): Also warn
	undefined patterns with '*'.
2003-10-16 21:05:32 +00:00
Kaz Kojima
9bf7216d00 * elf-bfd.h (struct elf_backend_data): New function pointer member
elf_backend_merge_symbol_attribute.
	* elflink.h (elf_link_add_object_symbols): Adjust call to
	elf_backend_merge_symbol_attribute if the backend defined it.
        * elfxx-target.h (elf_backend_merge_symbol_attribute): New macro.
        (elfNN_bed): Add that to the initializer.
2003-10-14 22:43:10 +00:00
Nathan Sidwell
29ca8dc5bb bfd/Changelog:
* libbfd-in.h (_bfd_link_section_stabs): Add string offset
	parameter.
	* cofflink.c (coff_link_add_symbols): Deal with split stab
	sections.
	* elflink.h (elf_link_add_object_symbols): Deal with split stab
	sections.
	* stabs.c (_bfd_link_section_stabs): Add string offset parameter.
	* libbfd.h: Regenerated.
ld/ChangeLog:
	* ldwrite.c (unsplittable_name): New.
	(clone_section): Strip existing numeric suffix. Only truncate names
	for coff targets.
	(split_sections): Use unsplittable_name.
binutils/ChangeLog:
	* objdump.c (read_section_stabs): Just read one section, return
	pointer to it. Add size parameter.
	(print_section_stabs): Add string offset parameter. Adjust.
	(struct stab_section_names): Add string offset member.
	(find_stabs_sections): Correct check for split section suffix,
	adjust read_section_stabs and print_section_stabs calls.
	(dump_stabs_section): Clear string_offset, free string table.
2003-10-07 08:53:42 +00:00
Alan Modra
40a0491a90 * elflink.h (elf_link_add_object_symbols): Don't crash on NULL owner. 2003-08-23 04:10:34 +00:00
Nick Clifton
560e09e9cc Better handking for unresolved symbols 2003-08-20 08:37:19 +00:00
Alan Modra
9c5bfbb7fd * elfxx-target.h: Remove PTR cast.
* targets.c (bfd_target): Make backend_data const void *.
	* elf-bfd.h: Constify all occurrences of struct elf_backend_data.
	* elf-m10300.c: Likewise.
	* elf.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-i386.c: Likewise.
	* elf32-m68hc1x.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-s390.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-sh64.c: Likewise.
	* elf32-sparc.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-mips.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-s390.c: Likewise.
	* elf64-sh64.c: Likewise.
	* elf64-sparc.c: Likewise.
	* elf64-x86-64.c: Likewise.
	* elfcode.h: Likewise.
	* elfcore.h: Likewise.
	* elflink.c: Likewise.
	* elflink.h: Likewise.
	* elfxx-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* elfxx-mips.h: Likewise.
	* elf.c (prep_headers): Remove useless check for null backend_data.
	* bfd-in2.h: Regenerate.
2003-08-07 08:38:11 +00:00
Nick Clifton
8c6756949e Prefix .gnu.warning section messages with "warning: ". 2003-08-04 11:32:52 +00:00
Alan Modra
268b6b3931 * elfcode.h: Convert to C90, remove unneeded casts and prototypes.
* elfcore.h: Likewise.
	* elflink.c: Likewise.
	* elflink.h: Likewise.
	* elf.c (sym_is_global): Remove INLINE.
	(align_file_position): Replace INLINE with inline.
	* elfcode.h (elf_swap_dyn_in, elf_swap_dyn_out): Remove INLINE.
	(elf_file_p): Replace INLINE with inline.
2003-08-04 09:39:46 +00:00
Alan Modra
e717da7ead * elf64-ppc.c (bfd_elf64_mkobject): Define.
(struct ppc64_elf_obj_tdata): New.
	(ppc64_elf_tdata, ppc64_tlsld_got): Define.
	(ppc64_elf_mkobject): New function.
	(struct got_entry): Add "owner".  Move "tls_type".
	(struct ppc_link_hash_table): Delete "relgot", "tlsld_got".
	(ppc64_elf_init_stub_bfd): New function.
	(create_got_section): Create header .got in dynobj.  Create .got
	and .rela.got in each bfd.  Stash pointers in ppc64_elf_obj_tdata.
	(ppc64_elf_create_dynamic_sections): Don't call create_got_section.
	Look for dynobj .got, and test it.
	(ppc64_elf_copy_indirect_symbol): Adjust for changed got.
	(update_local_sym_info): Likewise.
	(ppc64_elf_check_relocs): Likewise.
	(ppc64_elf_gc_sweep_hook): Likewise.
	(ppc64_elf_tls_optimize): Likewise.
	(allocate_dynrelocs): Likewise.
	(ppc64_elf_size_dynamic_sections): Likewise.
	(ppc64_elf_relocate_section): Likewise.
	(ppc64_elf_next_toc_section): Update comment.
	(toc_adjusting_stub_needed): Remove unneeded cast.
	(ppc64_elf_build_stubs): Check for stub sections in stub bfd by
	testing section flags.
	(ppc64_elf_build_stubs): Likewise.
	(ppc64_elf_size_stubs): Likewise.  Remove stub_bfd param.
	(ppc64_elf_finish_dynamic_sections): Write out got sections.
	(func_desc_adjust): Copy over dynamic info for undef weaks.
	* elf64-ppc.h (ppc64_elf_init_stub_bfd): Declare.
	(ppc64_elf_size_stubs): Update prototype.
	* elflink.h (elf_link_sort_relocs): Use link_orders to find reldyn
	input sections rather than scanning dynobj.
2003-07-10 00:37:27 +00:00
Alan Modra
3dab13f62b * elf-bfd.h (_bfd_elf_create_linker_section) Don't declare.
(_bfd_elf_find_pointer_linker_section): Likewise.
	(bfd_elf32_create_pointer_linker_section): Likewise.
	(bfd_elf32_finish_pointer_linker_section): Likewise.
	(bfd_elf64_create_pointer_linker_section): Likewise.
	(bfd_elf64_finish_pointer_linker_section): Likewise.
	(_bfd_elf_make_linker_section_rela): Likewise.
	* elfcode.h (elf_create_pointer_linker_section): Don't define.
	(elf_finish_pointer_linker_section): Likewise.
	* elflink.c (_bfd_elf_make_linker_section_rela): Delete.
	(_bfd_elf_create_linker_section): Move this function..
	(_bfd_elf_find_pointer_linker_section): ..and this..
	* elflink.h (elf_create_pointer_linker_section): ..and this..
	(elf_finish_pointer_linker_section): ..and this..
	* elf32-ppc.c: ..to here, renaming to the following, and adjusting
	calls.
	(elf_create_linker_section): Convert to C90, tidy.
	(elf_find_pointer_linker_section): Likewise.
	(elf_create_pointer_linker_section): Likewise.
	(elf_finish_pointer_linker_section): Likewise.
	* elf32-i370.c: Delete #if 0 code.
2003-07-04 01:50:12 +00:00
Alan Modra
1049f94e8e Correct spelling of "relocatable". 2003-06-25 06:40:27 +00:00
H.J. Lu
6e35c4dafc 2003-06-23 H.J. Lu <hongjiu.lu@intel.com>
* elflink.h (elf_link_input_bfd): Check raw size when using
	kept_section to preserve debug information discarded by
	linkonce.
2003-06-23 23:39:39 +00:00
Alan Modra
64c456e1a1 * elflink.h (elf_gc_record_vtentry): Revert last change. Correct
size calculation from addend.  Round size up.
2003-06-18 05:18:06 +00:00
H.J. Lu
f97b9cb853 bfd/
2003-06-17  H.J. Lu <hongjiu.lu@intel.com>

	* section.c (struct sec): Put back kept_section.
	(STD_SECTION): Put back kept_section initialization.
	* bfd-in2.h: Regenerate.

	* elflink.h (elf_link_input_bfd): Also check discarded linkonce
	sections for relocateable output. Use kept_section to preserve
	debug information discarded by linkonce.

ld/

2003-06-17  H.J. Lu <hongjiu.lu@intel.com>

	* ldlang.c (section_already_linked): Put back assignment of
	kept_section.
2003-06-18 00:30:04 +00:00
Nick Clifton
b613960add (elf_gc_record_vtentry): Allocate an extra element in the vtable_entries_used
array to allow for the accessing the largest element.
2003-06-17 09:57:18 +00:00
Jakub Jelinek
9ee5e4996f binutils/
* readelf.c (get_segment_type): Handle PT_GNU_STACK.
bfd/
	* elf.c (_bfd_elf_print_private_bfd_data): Handle PT_GNU_STACK.
	(bfd_section_from_phdr): Likewise.
	(map_sections_to_segments): Create PT_GNU_STACK segment header.
	(get_program_header_size): Count with PT_GNU_STACK.
	* elf-bfd.h (struct elf_obj_tdata): Add stack_flags.
	* elflink.h (bfd_elfNN_size_dynamic_sections): Set stack_flags.
include/
	* bfdlink.h (struct bfd_link_info): Add execstack and noexecstack.
	* elf/common.h (PT_GNU_STACK): Define.
ld/
	* ldgram.y (phdr_type): Grok PT_GNU_STACK.
	* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Add
	-z execstack and -z noexecstack.
	(gld${EMULATION_NAME}_list_options): Likewise.
	* scripttempl/elf.sc: If not -r, discard .note.GNU-stack section.
2003-06-03 22:27:24 +00:00
H.J. Lu
6f6f27f842 bfd/
2003-06-03  H.J. Lu <hongjiu.lu@intel.com>

	* elflink.h (elf_link_input_bfd): Call linker error_handler
	for discarded definitions.

include/

2003-06-03  H.J. Lu <hongjiu.lu@intel.com>

	* bfdlink.h (LD_DEFINITION_IN_DISCARDED_SECTION): New.

ld/

2003-06-03  H.J. Lu <hongjiu.lu@intel.com>

	* ldmisc.c: Include "bfdlink.h".
	(error_handler): Handle LD_DEFINITION_IN_DISCARDED_SECTION
	and -LD_DEFINITION_IN_DISCARDED_SECTION.

	* Makefile.am: Rebuild dependency.
	* Makefile.in: Regenerated.

ld/testsuite/

2003-06-03  H.J. Lu <hongjiu.lu@intel.com>

	* ld-discard/extern.d: Updated.
	* ld-discard/start.d: Likewise.
	* ld-discard/static.d: Likewise.
2003-06-03 18:15:05 +00:00
Jakub Jelinek
36af4a4e51 bfd/
* elflink.h (elf_link_add_object_symbols): Use !info->executable
	instead of info->shared where appropriate.
	(bfd_elfNN_size_dynamic_sections, elf_link_output_extsym): Likewise.
	* elflink.c (_bfd_elf_create_got_section): Likewise.
	(_bfd_elf_link_create_dynamic_sections): Likewise.
	(_bfd_elf_link_assign_sym_version): Likewise.
	* elf32-i386.c (elf_i386_size_dynamic_sections): Create .interp section
	and DT_DEBUG dynamic tag even for position independent executables.
	* elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise.
	* elf32-s390.c (elf_s390_size_dynamic_sections: Likewise.
	* elf64-ppc.c (ppc64_elf_size_dynamic_sections: Likewise.
	* elf64-s390.c (elf_s390_size_dynamic_sections: Likewise.
	* elf64-x86-64.c (elf64_x86_64_size_dynamic_sections: Likewise.
	* elfxx-ia64.c (elfNN_ia64_size_dynamic_sections: Likewise.
	* elf32-sparc.c (elf32_sparc_size_dynamic_sections: Likewise.
	* elf64-alpha.c (elf64_alpha_size_dynamic_sections: Likewise.
	* elf64-sparc.c (sparc64_elf_size_dynamic_sections: Likewise.
include/
	* bfdlink.h (struct bfd_link_info): Add pie and executable
	bits.
ld/
	* lexsup.c (OPTION_PIE): Define.
	(ld_options): Add -pie and --pic-executable options.
	(parse_args): Handle OPTION_PIE.
	* ldmain.c (main): Initialize link_info.pie and
	link_info.executable.
	* genscripts.sh: Generate PIE scripts.
	* ld.texinfo: Document -pie and --pic-executable options.
	* emultempl/elf32.em (gld${EMULATION_NAME}_after_open):
	(gld${EMULATION_NAME}_place_orphan): Likewise.
	(gld${EMULATION_NAME}_get_script): Include PIE scripts.
	* scripttempl/elf.sc: In PIE scripts set . the same way as in
	shared scripts.
	* emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Set to yes.
	* emulparams/elf64_ia64.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf32ppc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64ppc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_x86_64.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_s390.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf32_sparc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64_sparc.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64alpha.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf64_s390.sh (GENERATE_PIE_SCRIPT): Likewise.
	* emulparams/elf_i386.sh (GENERATE_PIE_SCRIPT): Likewise.
2003-05-30 15:50:12 +00:00
H.J. Lu
22d5e33918 bfd/
2003-05-20  Jakub Jelinek  <jakub@redhat.com>

	* elflink.h (elf_link_output_extsym): Only issue error about !=
	STV_DEFAULT symbols if they are bfd_link_hash_undefined.

2003-05-20  H.J. Lu <hongjiu.lu@intel.com>

	* elflink.c (_bfd_elf_merge_symbol): Check ELF_LINK_DYNAMIC_DEF
	when removing the old definition for symbols with non-default
	visibility.

ld/testsuite/

2003-05-20  Jakub Jelinek  <jakub@redhat.com>

	* ld-elfvsb/common.c: New file.
	* ld-elfvsb/elfvsb.exp: Add common.

2003-05-20  H.J. Lu <hongjiu.lu@intel.com>

	* ld-elfvsb/sh3.c: New file.
	* ld-elfvsb/test.c: Likewise.

	* ld-elfvsb/elfvsb.exp: Add new weak hidden symbol tests.
2003-05-20 14:35:01 +00:00
Alan Modra
9c7a29a32e * elf32-i386.c (elf_i386_adjust_dynamic_symbol): Use SYMBOL_CALLS_LOCAL
to trim plt entries.  Move undefweak non-default visibility test..
	(allocate_dynrelocs): ..from here.
	* elf32-ppc.c (ppc_elf_adjust_dynamic_symbol): Don't test
	dynamic_sections_created here.  Update comment.  Move undefweak
	non-default visibility test..
	(allocate_dynrelocs): ..from here.  Fix comment.
	* elf64-ppc.c (ppc64_elf_adjust_dynamic_symbol): Use SYMBOL_CALLS_LOCAL
	to trim plt entries.  Move undefweak non-default visibility test..
	(allocate_dynrelocs): ..from here.  Fix comment.
	* elflink.h (elf_link_output_extsym): Compare ELF_ST_VISIBILITY with
	STV_DEFAULT rather than comparing with zero.
	* elflink.c (_bfd_elf_merge_symbol): Likewise.
	(_bfd_elf_fix_symbol_flags): Likewise.  Format comment.
2003-05-17 06:16:03 +00:00
H.J. Lu
a15d9d3a98 2003-05-14 H.J. Lu <hongjiu.lu@intel.com>
* elflink.h (elf_link_check_versioned_symbol): Also allow
	the base version.
2003-05-15 13:48:53 +00:00
Alan Modra
45d6a902ae * elflink.c (_bfd_elf_link_create_dynamic_sections): Move from
elflink.h.  Replace LOG_FILE_ALIGN with bed->s->log_file_align.
	(_bfd_elf_create_dynamic_sections): Use bed->s->log_file_align.
	(bfd_elf_record_link_assignment): Move from elflink.h.
	(_bfd_elf_merge_symbol): Likewise.
	(_bfd_elf_add_default_symbol): Likewise.
	(_bfd_elf_export_symbol): Likewise.
	(_bfd_elf_link_find_version_dependencies): Likewise.
	(_bfd_elf_link_assign_sym_version): Likewise.
	(_bfd_elf_link_read_relocs): Likewise.
	(_bfd_elf_link_size_reloc_section): Likewise.
	(_bfd_elf_fix_symbol_flags): Likewise.
	(_bfd_elf_adjust_dynamic_symbol): Likewise.
	(_bfd_elf_link_sec_merge_syms): Likewise.
	(elf_link_read_relocs_from_section): Likewise.  Use bed->s->sizeof_rel
	and bed->s->sizeof_rela.
	(_bfd_elf_link_output_relocs): Likewise.
	* elf-bfd.h (struct elf_size_info): Rename file_align to
	log_file_align.
	(struct elf_info_failed): Move from elflink.h.
	(struct elf_assign_sym_version_info): Likewise.
	(struct elf_find_verdep_info): Likewise.
	(_bfd_elf_create_dynamic_sections): Delete duplicate declaration.
	(_bfd_elf_merge_symbol, _bfd_elf_add_default_symbol,
	_bfd_elf_export_symbol, _bfd_elf_link_find_version_dependencies,
	_bfd_elf_link_assign_sym_version,
	_bfd_elf_link_create_dynamic_sections, _bfd_elf_link_read_relocs,
	_bfd_elf_link_size_reloc_section, _bfd_elf_link_output_relocs,
	_bfd_elf_fix_symbol_flags, _bfd_elf_adjust_dynamic_symbol,
	_bfd_elf_link_sec_merge_syms): Declare.
	(bfd_elf32_link_create_dynamic_sections): Don't declare.
	(_bfd_elf32_link_read_relocs): Likewise.
	(bfd_elf64_link_create_dynamic_sections): Likewise.
	(_bfd_elf64_link_read_relocs): Likewise.
	* elflink.h: Move lots o' stuff elsewhere.
	* bfd-in.h (bfd_elf32_record_link_assignment): Don't declare.
	(bfd_elf64_record_link_assignment): Likewise.
	(bfd_elf_record_link_assignment): Declare.
	* bfd-in2.h: Regenerate.
	* elfcode.h (elf_link_create_dynamic_sections): Don't declare.
	(NAME(_bfd_elf,size_info)): Adjust for log_file_align.
	* elf.c (_bfd_elf_init_reloc_shdr): Adjust for bed->s->log_file_align.
	(assign_file_positions_for_segments): Likewise.
	(assign_file_positions_except_relocs): Likewise.
	(swap_out_syms, elfcore_write_note): Likewise.
	* elf-m10200.c: Adjust for changed function names.
	* elf-m10300.c: Likewise.
	* elf32-arm.h: Likewise.
	* elf32-h8300.c: Likewise.
	* elf32-hppa.c: Likewise.
	* elf32-ip2k.c: Likewise.
	* elf32-m32r.c: Likewise.
	* elf32-m68hc11.c: Likewise.
	* elf32-m68hc1x.c: Likewise.
	* elf32-m68k.c: Likewise.
	* elf32-mips.c: Likewise.
	* elf32-ppc.c: Likewise.
	* elf32-sh.c: Likewise.
	* elf32-v850.c: Likewise.
	* elf32-xtensa.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elf64-hppa.c: Likewise.
	* elf64-mmix.c: Likewise.
	* elf64-ppc.c: Likewise.
	* elf64-sh64.c: Likewise.
	* elfxx-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	(MIPS_ELF_LOG_FILE_ALIGN): Use log_file_align.
	* elf64-alpha.c (alpha_elf_size_info): Adjust for log_file_align.
	* elf64-hppa.c (hppa64_elf_size_info): Likewise.
	* elf64-mips.c (mips_elf64_size_info): Likewise.
	* elf64-s390.c (s390_elf64_size_info): Likewise.
	* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2003-05-09 02:27:11 +00:00
H.J. Lu
bf1e742e90 2003-05-08 H.J. Lu <hongjiu.lu@intel.com>
* elflink.h (elf_add_default_symbol): After skipping the
	unversioned symbol, go to non-default one.
2003-05-08 19:54:33 +00:00
H.J. Lu
715529421b 2003-05-07 H.J. Lu <hongjiu.lu@intel.com>
* elflink.h (elf_link_check_versioned_symbol): Also handle the
	case that a DSO references a hidden symbol which may be
	satisfied by a versioned symbol in another DSO.
	(elf_link_output_extsym): Check versioned definition for hidden
	symbol referenced by a DSO.
2003-05-08 05:11:57 +00:00
H.J. Lu
ef5aade5ac bfd/
2003-05-04  H.J. Lu <hjl@gnu.org>

	* elf32-i386.c (allocate_dynrelocs): Don't allocate dynamic
	relocation entries for weak undefined symbols with non-default
	visibility.
	(elf_i386_relocate_section): Initialize the GOT entries and
	skip R_386_32/R_386_PC32 for weak undefined symbols with
	non-default visibility.

	* elfxx-ia64.c (allocate_fptr): Don't allocate function
	descriptors for weak undefined symbols with non-default
	visibility.
	(allocate_dynrel_entries): Don't allocate relocation entries
	for symbols resolved to 0.
	(set_got_entry): Don't install dynamic relocation for weak
	undefined symbols with non-default visibility.
	(set_pltoff_entry): Likewise.

	* elflink.h (elf_fix_symbol_flags): Hide weak undefined symbols
	with non-default visibility.
	(elf_link_output_extsym): Don't make weak undefined symbols
	with non-default visibility dynamic.

ld/testsuite/

2003-05-04  H.J. Lu <hjl@gnu.org>

	* ld-elfvsb/main.c: Updated.
	* ld-elfvsb/sh1.c: Likewise.
2003-05-05 05:46:53 +00:00
H.J. Lu
c424e0e973 bfd/
2003-05-04  H.J. Lu <hjl@gnu.org>

	* elflink.h (elf_merge_symbol): Correctly handle weak definiton.

ld/testsuite/

2003-05-04  H.J. Lu <hjl@gnu.org>

	* ld-elfvers/vers18.dsym: Updated for weak definiton change.
	* ld-elfvers/vers18.ver: Likewise.
	* ld-elfvers/vers19.ver: Likewise.

	* ld-elfweak/elfweak.exp: Remove xfail.
2003-05-05 03:33:09 +00:00
H.J. Lu
d31e3dfee9 2003-05-04 H.J. Lu <hjl@gnu.org>
* elflink.h (elf_merge_symbol): Don't record a hidden/internal
	symbol dynamic. Check indirection when removing the old
	definition for symbols with non-default visibility.
	(elf_add_default_symbol): Skip when told by elf_merge_symbol.
2003-05-05 00:37:02 +00:00
H.J. Lu
f006af20ee bfd/
2003-04-28  H.J. Lu <hjl@gnu.org>

	* elflink.h (elf_merge_symbol): Call elf_backend_copy_indirect_symbol
	to copy any information related to dynamic linking when we flip
	the indirection.

ld/testsuite/

2003-04-28  H.J. Lu <hjl@gnu.org>

	* ld-elfvers/vers.exp (picflag): Set PIC flag for compiler.
	(build_vers_lib): Support PIC.
	(build_vers_lib_no_pic): New. Change all calls to build_vers_lib
	to build_vers_lib_no_pic.
	(build_vers_lib_pic): New.
	Add tests vers26a, vers26b1, vers26b2 and vers26b3 for versioned
	definition vs. normal definition in different files.

	* ld-elfvers/vers26a.c: New file.
	* ld-elfvers/vers26a.dsym: Likewise.
	* ld-elfvers/vers26a.map: Likewise.
	* ld-elfvers/vers26a.ver: Likewise.
	* ld-elfvers/vers26b.c: Likewise.

	* ld-elfvers/vers26b.dsym: New empty file.
	* ld-elfvers/vers26b.ver: Likewise.
2003-04-28 16:58:01 +00:00
H.J. Lu
1b1fe8feb3 bfd/
2003-04-27  H.J. Lu <hjl@gnu.org>

	* elf-bfd.h (ELF_LINK_DYNAMIC_DEF): New.
	(ELF_LINK_DYNAMIC_WEAK): New.

	* elflink.h (elf_merge_symbol): Add one argument to indicate if
	a symbol should be skipped. Ignore definitions in dynamic
	objects for symbols with non-default visibility.
	(elf_add_default_symbol): Adjusted.
	(elf_link_add_object_symbols): Check if a symbol should be
	skipped. Don't merge the visibility field with the one from
	a dynamic object.
	(elf_link_check_versioned_symbol): Use undef_bfd.
	(elf_link_output_extsym): Warn if a forced local symbol is
	referenced from dynamic objects. Make non-weak undefined symbol
	with non-default visibility a fatal error.

ld/testsuite/

2003-04-27  H.J. Lu <hjl@gnu.org>

	* ld-elfvsb/elfvsb.dat: Updated.
	* ld-elfvsb/elfvsb.exp: Likewise.
	* ld-elfvsb/main.c: Likewise.
	* ld-elfvsb/sh1.c: Likewise.
	* ld-elfvsb/sh2.c: Likewise.
2003-04-28 03:31:36 +00:00
H.J. Lu
3c0a515daa 2003-04-25 Alan Modra <amodra@bigpond.net.au>
* elflink.h (elf_merge_symbol): When we find a regular definition
	for an indirect symbol, flip the indirection so that the old
	direct symbol now points to the new definition.
2003-04-25 15:17:51 +00:00
Nick Clifton
ca4fa240d6 Properly report filename for alignment reduction.
Add test for alignment reduction.
2003-04-15 09:38:11 +00:00
Nick Clifton
f7661995e8 Maintain maximum alignment for common symbols. Warn reducing alignment for
common symbols. Report old filename when symbol size changes.
2003-04-14 11:06:25 +00:00
Nick Clifton
5ed6aba41c Fix memory leaks 2003-03-31 18:13:25 +00:00
H.J. Lu
5941afc105 2003-03-28 H.J. Lu <hjl@gnu.org>
* elflink.h (elf_link_add_object_symbols): Correctly combine
	visibilities.
2003-03-29 01:26:33 +00:00
Andrew Haley
2d36fe5f1f 2003-03-06 Jakub Jelinek <jakub@redhat.com>
Andrew Haley  <aph@redhat.com>

        * elflink.h (elf_bfd_discard_info): Don't process eh frames if
        output is relocateable.
2003-03-06 15:47:23 +00:00
Alan Modra
4fabe71ea9 * elflink.h (elf_link_read_relocs_from_section): Don't abort with
wrong reloc sizes.
2003-02-25 04:39:32 +00:00
Alan Modra
3f9a32bd0b * elflink.h (elf_bfd_final_link): Apportion reloc counts to rel_hdr
and rel_hdr2 when initially counting input relocs rather than after
	creating output reloc sections.
2003-02-25 04:14:38 +00:00
Nick Clifton
ae9a127f86 Fix the behaviour of --allow-shlib-undefined, so that it does what it claims
to do.  Add an inverse switch.  Update the documentation.
2003-02-17 18:24:40 +00:00
Jakub Jelinek
9147e853bf bfd/
* elflink.h (elf_link_add_object_symbols): Handle .symver x, x@FOO.
ld/testsuite/
	* ld-shared/shared.exp: Run on s390*-*-linux* and x86_64-*-linux* too.
	xfail tests linking non-pic code into shared libs on x86_64-*-linux*.
	* ld-elfvsb/elfvsb.exp: Likewise.
	* ld-elfvers/vers.exp: Likewise.  Add vers24a, vers24b and vers24c
	tests.
	* ld-elfvers/vers3.ver: Allow VERS_2.0 to come before GLIBC_*
	version.
	* ld-elfvers/vers19.ver: Likewise.
	* ld-elfvers/vers24a.c: New test.
	* ld-elfvers/vers24b.c: New test.
	* ld-elfvers/vers24c.c: New test.
	* ld-elfvers/vers24.map: New test.
	* ld-elfvers/vers24.rd: New test.
	* lib/ld-lib.exp (run_ld_link_tests): Add optional 7th argument
	cflags.  If source files have .c extension, compile them first.
2003-02-13 22:14:11 +00:00
Alan Modra
5cab59f622 * elf-bfd.h (struct got_entry, struct plt_entry): Forward declare.
(struct elf_link_hash_entry): Add "glist" and "plist" fields to
	"got" union, and declare as gotplt_union.  Use gotplt_uinion for
	"plt" field.
	(struct elf_link_hash_table): Make "init_refcount" a gotplt_union.
	Add "init_offset" field.
	(struct elf_obj_tdata <local_got>): Add "struct got_entry **" to union.
	(elf_local_got_ents): Declare.
	* elf.c (_bfd_elf_link_hash_newfunc): Adjust initialization of "got"
	and "plt".
	(_bfd_elf_link_hash_hide_symbol): Use "init_offset".
	(_bfd_elf_link_hash_table_init): Set "init_offset".
	* elflink.h (NAME(bfd_elf,size_dynamic_sections)): Set init_refcount
	from init_offset.
	(elf_adjust_dynamic_symbol): Set plt and got offsets using init_offset.

	* elf.c (bfd_elf_local_sym_name): Split out from..
	(group_signature): ..here.
	* elf-bfd.h (bfd_elf_local_sym_name): Declare.
2003-02-04 12:49:57 +00:00
Alan Modra
68bfbfcc5a bfd
* elf-bfd.h (enum elf_link_info_type): Remove.
	(struct bfd_elf_section_data): Move sec_info_type, use_rela_p fields
	to struct sec.  Remove linkonce_p field.
	(elf_linkonce_p): Delete.
	(elf_discarded_section): Update for sec_info_type change.
	* section.c (struct sec): Add sec_info_type, use_rela_p, has_tls_reloc,
	flag11, flag12, flag13, flag14, flag15, flag16, flag20, flag24.
	(ELF_INFO_TYPE_NONE): Define.
	(ELF_INFO_TYPE_STABS): Define.
	(ELF_INFO_TYPE_MERGE): Define.
	(ELF_INFO_TYPE_EH_FRAME): Define.
	(ELF_INFO_TYPE_JUST_SYMS): Define.
	(STD_SECTION): Update struct sec initializer.
	* ecoff.c (bfd_debug_section): Likewise.
	* elf.c: Likewise.  Update occurrences of sec_info_type and use_rela_p.
	* elflink.h: Likewise.
	* elf-eh-frame.c: Likewise.
	* elf64-alpha.c: Likewise.
	* elfxx-ia64.c: Likewise.
	* elfxx-mips.c: Likewise.
	* bfd-in2.h: Regenerate.

	* elf32-sparc.c (sec_do_relax): Use elf_section_data macro rather than
	referring to used_by_bfd.
	* elf64-sparc.c (sec_do_relax): Likewise.
	* elf64-mmix.c (mmix_elf_section_data): Likewise.
	* elfxx-mips.c (mips_elf_section_data): Likewise.
	* ieee.c (ieee_slurp_section_data): Use ieee_per_section macro.
	(ieee_get_section_contents): Likewise.
	(ieee_new_section_hook): Formatting.
	(ieee_canonicalize_reloc): Remove commented out code.
	* mmo.c (mmo_section_data): Define.  Use throughout file.
	* oasys.c (oasys_get_section_contents): Use oasys_per_section macro.

gas
	* config/obj-elf.c (obj_elf_change_section): Set SEC_LINK_ONCE and
	SEC_LINK_DUPLICATES_DISCARD directly rather than using elf_linkonce_p.
2003-02-04 12:34:08 +00:00
Alan Modra
7582835273 * elflink.h (elf_link_output_extsym): Heed strip_discarded. 2002-12-23 11:53:59 +00:00
Alan Modra
ab3acfbe8d Comment typo fixes. 2002-12-12 10:26:01 +00:00
Alan Modra
b34976b65a s/boolean/bfd_boolean/ s/true/TRUE/ s/false/FALSE/. Simplify
comparisons of bfd_boolean vars with TRUE/FALSE.  Formatting.
2002-11-30 08:39:46 +00:00
Alan Modra
947216bf8f include/elf/ChangeLog
* internal.h (elf32_internal_ehdr, Elf32_Internal_Ehdr,
	elf64_internal_ehdr, Elf64_Internal_Ehdr, elf32_internal_phdr,
	Elf32_Internal_Phdr, elf64_internal_phdr, Elf64_Internal_Phdr,
	elf32_internal_shdr, Elf32_Internal_Shdr, elf64_internal_shdr,
	Elf64_Internal_Shdr, elf32_internal_sym, elf64_internal_sym,
	Elf32_Internal_Sym, Elf64_Internal_Sym, Elf32_Internal_Note,
	elf32_internal_note, elf32_internal_rel, Elf32_Internal_Rel,
	elf64_internal_rel, Elf64_Internal_Rel, elf32_internal_rela,
	elf64_internal_rela, Elf32_Internal_Rela, Elf64_Internal_Rela,
	elf32_internal_dyn, elf64_internal_dyn, Elf32_Internal_Dyn,
	Elf64_Internal_Dyn, elf32_internal_verdef, elf64_internal_verdef,
	elf32_internal_verdaux, elf64_internal_verdaux, elf32_internal_verneed,
	elf64_internal_verneed, elf32_internal_vernaux, elf64_internal_vernaux,
	elf32_internal_versym, elf64_internal_versym, Elf32_Internal_Verdef,
	Elf64_Internal_Verdef, Elf32_Internal_Verdaux, Elf64_Internal_Verdaux,
	Elf32_Internal_Verneed, Elf64_Internal_Verneed, Elf32_Internal_Vernaux,
	Elf64_Internal_Vernaux, Elf32_Internal_Versym, Elf64_Internal_Versym,
	Elf32_Internal_Syminfo, Elf64_Internal_Syminfo): Delete.
	(Elf_Internal_Rel): Delete.

bfd/ChangeLog
	* elf-bfd.h: Replace occurrences of Elf32_Internal_* and
	Elf64_Internal_* with Elf_Internal_*.  Replace Elf_Internal_Rel
	with Elf_Internal_Rela.
	* elf-hppa.h, elf-m10200.c, elf-m10300.c, elf32-arc.c, elf32-arm.h,
	elf32-avr.c, elf32-cris.c, elf32-d10v.c, elf32-d30v.c, elf32-dlx.c,
	elf32-fr30.c, elf32-frv.c, elf32-gen.c, elf32-h8300.c, elf32-hppa.c,
	elf32-i370.c, elf32-i386.c, elf32-i860.c, elf32-i960.c, elf32-ip2k.c,
	elf32-m32r.c, elf32-m68hc11.c, elf32-m68hc12.c, elf32-m68k.c,
	elf32-mcore.c, elf32-mips.c, elf32-openrisc.c, elf32-or32.c,
	elf32-ppc.c, elf32-s390.c, elf32-sh.c, elf32-v850.c, elf32-vax.c,
	elf32-xstormy16.c, elf64-alpha.c, elf64-gen.c, elf64-hppa.c,
	elf64-mips.c, elf64-mmix.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
	elf64-sparc.c, elf64-x86-64.c, elfarm-nabi.c, elfarm-oabi.c,
	elfcode.h, elflink.h, elfn32-mips.c, elfxx-ia64.c, elfxx-mips.c: Ditto.
	* elf-hppa.h (elf_hppa_internal_shdr): Delete.  Use Elf_Internal_Shdr
	throughout instead.
	* elf.c (_bfd_elf_no_info_to_howto_rel): Delete.
	* elfcode.h (elf_swap_reloca_in): Pass source operand as a bfd_byte *.
	Remove INLINE keyword.
	(elf_swap_reloc_in): Likewise.  Also clear r_addend.
	(elf_swap_reloc_out, elf_swap_reloca_out): Pass destination operand
	as a bfd_byte *.
	(elf_write_relocs): Consolidate REL and RELA code.
	(elf_slurp_reloc_table_from_section): Simplify REL code.
	(NAME(_bfd_elf,size_info)): Populate reloc swap entries.
	* elf-bfd.h (MAX_INT_RELS_PER_EXT_REL): Define.
	* elflink.h (elf_link_read_relocs_from_section): Consolidate REL and
	RELA code.
	(elf_link_adjust_relocs): Likewise.  Don't malloc space for temp
	reloc array, use a fixed size of MAX_INT_RELS_PER_EXT_REL.
	(elf_link_output_relocs): Likewise.
	(elf_reloc_link_order): Likewise.
	(elf_finish_pointer_linker_section): Likewise.
	(struct elf_link_sort_rela): Remove union.
	(elf_link_sort_cmp1): Update to suit.
	(elf_link_sort_cmp2): Here too.
	(elf_link_sort_relocs): Consolidate REL and RELA code.  Fix memory
	over-allocation for int_rels_per_ext_rel != 1 case.
	* elf32-arm.h: Update all bfd_elf32_swap_reloc_out calls.
	* elf32-i386.c: Likewise.
	* elf32-cris.c: Likewise for bfd_elf32_swap_reloca_out.
	* elf32-hppa.c, elf32-i370.c, elf32-m68k.c, elf32-ppc.c, elf32-s390.c,
	elf32-sh.c, elf32-vax.c, elfxx-mips.c: Likewise.
	* elf64-alpha.c: Likewise for bfd_elf64_swap_reloca_out.
	* elf64-hppa.c, elf64-mips.c, elf64-ppc.c, elf64-s390.c, elf64-sh64.c,
	elf64-sparc.c, elf64-x86-64.c: Likewise.
	* elfxx-ia64.c: Likewise for bfd_elfNN_swap_reloca_out.
	* elfxx-mips.c (sort_dynamic_relocs): Likewise for
	bfd_elf32_swap_reloc_in.

	* elf32-arm.h: Update elf32_arm_info_to_howto calls.
	* elf32-mips.c: Likewise for mips_info_to_howto_rel.
	(mips_elf64_swap_reloc_in): Zero r_addend.
	(mips_elf64_be_swap_reloc_in): Likewise.
	(mips_elf64_slurp_one_reloc_table): Simplify.

	* elf64-alpha.c (alpha_elf_size_info): Populate reloc swap entries.
	* elf64-hppa.c (hppa64_elf_size_info): Likewise.
	* elf64-sparc.c (sparc64_elf_size_info): Likewise.
2002-11-28 11:55:43 +00:00
Alan Modra
73722af036 * elf-eh-frame.c (ENSURE_NO_RELOCS): Disregard R_*_NONE relocs.
(_bfd_elf_discard_section_eh_frame): Don't discard duplicate CIEs
	on a relocatable link.  Comment typos.
	* elf.c (_bfd_elf_link_hash_newfunc): Assign elements of structure
	in the order they are declared.  Clear elf_hash_value too.
	(_bfd_elf_link_hash_table_init): Likewise assign in order.  Clear
	eh_info and tls_segment.
	* elflink.h (elf_link_input_bfd <emit_relocs>): Keep reloc offsets
	sorted when discarding relocs by turning them into R_*_NONE.

	* libbfd.c (warn_deprecated): Comment spelling.
	* po/SRC-POTFILES.in: Regenerate.
2002-11-26 11:54:02 +00:00
Richard Henderson
7c25b72c17 * elflink.h (elf_link_add_object_symbols): Don't overwrite the
arch's st_other bits when merging visibilities.
        (elf_link_output_extsym): Tidy clearing of visibility field.
2002-11-21 18:52:36 +00:00
Alan Modra
d6fe2dc102 * elflink.h (elf_link_add_object_symbols): Optimize stabs for
relocatable link too.
	(elf_link_input_bfd): When emitting relocs, adjust offsets for
	eh_frame and stab sections.  Zap deleted relocs.
	(elf_reloc_symbol_deleted_p): Return true for zero r_symndx.
	(elf_bfd_discard_info): Run for relocatable link too.
	* elf64-ppc.c (ppc64_elf_edit_opd): Rename from edit_opd.  Make global.
	Handle ld -r case.
	(ppc64_elf_size_dynamic_sections): Don't call edit_opd from here.
	* elf64-ppc.h (ppc64_elf_edit_opd): Declare.
2002-11-12 07:55:43 +00:00