Commit Graph

85 Commits

Author SHA1 Message Date
Tristan Gingold ac69cbc672 ld:
2008-01-11  Tristan Gingold  <gingold@adacore.com>
	    Eric Botcazou  <ebotcazou@adacore.com>

	* ldlang.c (lang_end): Warns if the entry point is not found when
	--gc-sections.
	Emit an error if no root is specified when --gc-sections -r.
	* ld.texinfo (Options): Document that --gc-sections is compatible
	with -r and -q.
	* ldmain.c (main): Do not error out if -r and --gc-sections.
	* scripttempl/elf.sc: Emit ENTRY command only if relocating.

ld/testsuite:
2008-01-11  Tristan Gingold  <gingold@adacore.com>

	* lib/ld-lib.exp (check_gc_sections_available): Now available on
	VxWorks.
	* ld-gc: New directory for testing --gc-sections.
	* ld-gc/gc.c: New file.
	* ld-gc/gc.exp: New file.
	* ld-gc/noent.s: New file.
	* ld-gc/noent.d: New file.
2008-01-11 09:11:18 +00:00
Richard Sandiford 53ccb77250 ld/
* scripttempl/armbpabi.sc (.text): Don't KEEP (*(.text.*personality*)).
	(.data): Don't KEEP (*(.gnu.linkonce.d.*personality*)).
	* scripttempl/elf.sc: As for armbpabi.sc.
	* scripttempl/elfxtensa.sc: Likewise.
	* scripttempl/mep.sc: Likewise.
2007-12-15 09:43:40 +00:00
Jakub Jelinek cd714b7904 * scripttempl/elf.sc: Add .note.gnu.build-id. 2007-07-27 22:33:24 +00:00
Alan Modra 1c68693b0c * scripttempl/elf.sc (DISCARDED): Renamed from STACKNOTE. Add
.gnu.debuglink.
	* scripttempl/armbpabi.sc: Likewise.
	* scripttempl/elf32sh-symbian.sc: Likewise.
	* scripttempl/elfxtensa.sc: Likewise.
	* scripttempl/mep.sc: Likewise.
2007-07-10 04:53:13 +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 083a6ddf8c * scripttempl/elf.sc: Add .debug_pubtypes and .debug_ranges. 2007-05-03 07:06:13 +00:00
H.J. Lu 1bc214bab3 2006-10-25 H.J. Lu <hongjiu.lu@intel.com>
* emulparams/hppa64linux.sh (LARGE_SECTIONS): Renamed to ...
	(OTHER_BSS_SECTIONS): This.
	* scripttempl/elf.sc (OTHER_BSS_SECTIONS): Support LARGE_SECTIONS.
	(LARGE_SECTIONS): Move .lbss sections to OTHER_BSS_SECTIONS.
2006-10-26 00:31:59 +00:00
Alan Modra e9f5312993 New Cell SPU port. 2006-10-25 06:49:21 +00:00
Alan Modra 5a8e7be242 * scripttempl/elf.sc (INTERP): Delete. Move definition to..
(INITIAL_READONLY_SECTIONS): ..here.
	* emulparams/criself.sh (INITIAL_READONLY_SECTIONS): Include .interp.
	* emulparams/elf32bmip.sh (INITIAL_READONLY_SECTIONS): Ditto.
	* emulparams/elf32bmipn32-defs.sh (INITIAL_READONLY_SECTIONS): Ditto.
2006-10-17 13:55:11 +00:00
H.J. Lu 779dafb461 2006-09-23 H.J. Lu <hongjiu.lu@intel.com>
PR ld/3249
	* scripttempl/elf.sc: Don't combine .gnu.linkonce.d.*personality*
	and .gnu.linkonce.wi.* sections with .data and .debug_info for
	relocatable link.
2006-09-24 06:23:15 +00:00
Alan Modra 40cf2291a7 * scripttempl/elf.sc: Ensure that crtbegin and crtend entries will
not match random object files in a path containing "crtbegin" or
	"crtend" as part of a directory name.
	* scripttempl/armbpabi.sc: Likewise.
	* scripttempl/crisaout.sc: Likewise.
	* scripttempl/elf32crx.sc: Likewise.
	* scripttempl/elf32sh-symbian.sc: Likewise.
	* scripttempl/elf_chaos.sc: Likewise.
	* scripttempl/elfd10v.sc: Likewise.
	* scripttempl/elfd30v.sc: Likewise.
	* scripttempl/elfxtensa.sc: Likewise.
	* scripttempl/iq2000.sc: Likewise.
	* scripttempl/mmo.sc: Likewise.
	* scripttempl/xstormy16.sc: Likewise.
2006-08-28 01:52:56 +00:00
Mike Frysinger a817dba36a 2006-08-04 Nick Clifton <nickc@redhat.com>
Mike Frysinger  <michael.frysing@analog.com>
	* scripttempl/elf.sc (USER_LABEL_PREFIX): Define.
	(__preinit_array_start, __preinit_array_end, __init_array_start,
	__init_array_end, __fini_array_start, __fini_array_end, edata, end):
	Use ${USER_LABEL_PREFIX}.
	* emulparams/bfin.sh (DATA_END_SYMBOLS,END_SYMBOLS): Unset.
	(USER_LABEL_PREFIX): Set.
2006-08-06 05:23:16 +00:00
Jakub Jelinek fdc90cb46b include/
* bfdlink.h (struct bfd_link_info): Add emit_hash and
	emit_gnu_hash bitfields.
include/elf/
	* common.h (SHT_GNU_HASH, DT_GNU_HASH): Define.
ld/
	* scripttempl/elf.sc: Add .gnu.hash section.
	* emultempl/elf32.em (OPTION_HASH_STYLE): Define.
	(gld${EMULATION_NAME}_add_options): Register --hash-style option.
	(gld${EMULATION_NAME}_handle_option): Handle it.
	(gld${EMULATION_NAME}_list_options): Document it.
	* ldmain.c (main): Initialize emit_hash and emit_gnu_hash.
	* ld.texinfo: Document --hash-style option.
bfd/
	* elf.c (_bfd_elf_print_private_bfd_data): Handle DT_GNU_HASH.
	(bfd_section_from_shdr, elf_fake_sections, assign_section_numbers):
	Handle SHT_GNU_HASH.
	(special_sections_g): Include .gnu.hash section.
	(bfd_elf_gnu_hash): New function.
	* elf-bfd.h (bfd_elf_gnu_hash, _bfd_elf_hash_symbol): New prototypes.
	(struct elf_backend_data): Add elf_hash_symbol method.
	* elflink.c (_bfd_elf_link_create_dynamic_sections): Create .hash
	only if info->emit_hash, create .gnu.hash section if
	info->emit_gnu_hash.
	(struct collect_gnu_hash_codes): New type.
	(elf_collect_gnu_hash_codes, elf_renumber_gnu_hash_syms,
	_bfd_elf_hash_symbol): New functions.
	(compute_bucket_count): Don't compute HASHCODES array, instead add
	that and NSYMS as arguments.  Use bed->s->sizeof_hash_entry
	instead of bed->s->arch_size / 8.  Fix .hash size estimation.
	When not optimizing, use the number of hashed symbols rather than
	dynsymcount.
	(bfd_elf_size_dynamic_sections): Only add DT_HASH if info->emit_hash,
	and ADD DT_GNU_HASH if info->emit_gnu_hash.
	(bfd_elf_size_dynsym_hash_dynstr): Size .hash only if info->emit_hash,
	adjust compute_bucket_count caller.  Create and populate .gnu.hash
	section if info->emit_gnu_hash.
	(elf_link_output_extsym): Only populate .hash section if
	finfo->hash_sec != NULL.
	(bfd_elf_final_link): Adjust assertion.  Handle DT_GNU_HASH.
	* elfxx-target.h (elf_backend_hash_symbol): Define if not yet defined.
	(elfNN_bed): Add elf_backend_hash_symbol.
	* elf64-x86-64.c (elf64_x86_64_hash_symbol): New function.
	(elf_backend_hash_symbol): Define.
	* elf32-i386.c (elf_i386_hash_symbol): New function.
	(elf_backend_hash_symbol): Define.
binutils/
	* readelf.c (get_dynamic_type): Handle DT_GNU_HASH.
	(get_section_type_name): Handle SHT_GNU_HASH.
	(dynamic_info_DT_GNU_HASH): New variable.
	(process_dynamic_section): Handle DT_GNU_HASH.
	(process_symbol_table): Print also DT_GNU_HASH histogram.
ld/testsuite/
	* ld-powerpc/tlsso32.r: Adjust.
	* ld-powerpc/tlsso32.d: Adjust.
	* ld-powerpc/tlsso32.g: Adjust.
	* ld-powerpc/tlsso.r: Adjust.
	* ld-powerpc/tlsso.g: Adjust.
	* ld-powerpc/tlstocso.g: Adjust.
2006-07-10 21:40:25 +00:00
Jie Zhang cdc34721c4 * emulparams/bfin.sh: Define DATA_END_SYMBOLS and END_SYMBOLS.
And add a prefix '_' to ENTRY.
	* scripttempl/elf.sc: Add END_SYMBOLS.
2005-12-28 06:01:48 +00:00
Nick Clifton ecc49060c6 Add TINY_READONLY_SECTION, TINY_DATA_SECTION, TINY_BSS_SECTION. 2005-12-22 17:43:34 +00:00
Jakub Jelinek 4e8aba047f * scripttempl/elf.sc: Put .gnu.linkonce.d.rel.ro.* sections into
.data.rel.ro output section.  Fix a pasto for -z nocombreloc
	.rela.data.rel.ro section content.
2005-12-14 15:15:55 +00:00
Hans-Peter Nilsson bd6791bc12 * scripttempl/armbpabi.sc: Fix typo in comment for .ctors.
* scripttempl/elf.sc: Ditto.
	* scripttempl/elf32sh-symbian.sc: Ditto.
	* scripttempl/elf_chaos.sc: Ditto.
	* scripttempl/elfd10v.sc: Ditto.
	* scripttempl/elfd30v.sc: Ditto.
	* scripttempl/elfxtensa.sc: Ditto.
	* scripttempl/iq2000.sc: Ditto.
	* scripttempl/xstormy16.sc: Ditto.
2005-12-11 00:49:19 +00:00
Paul Brook 6f2942edf0 2005-11-03 Paul Brook <paul@codesourcery.com>
* scripttempl/elf.sc: Add .init_array.* and .fini_array.*.
	* scripttempl/armbpabi.sc: Make init/fini array consistent with
	elf.sc.
	* scripttempl/elf32sh-symbian.sc: Ditto.
	* scripttempl/elfxtensa.sc: Ditto.
2005-11-03 15:01:58 +00:00
Alan Modra 2caf1300cf * scripttempl/elf.sc: Remove commented out defines. 2005-08-18 07:15:17 +00:00
H.J. Lu 7af8e99880 bfd/
2005-08-05  H.J. Lu  <hongjiu.lu@intel.com>

	* bfd.c (bfd_hide_symbol): New.
	* bfd-in2.h: Regenerated.

ld/

2005-08-05  H.J. Lu  <hongjiu.lu@intel.com>

	* ld.texinfo: Document PROVIDE_HIDDEN.

	* ldexp.c (exp_fold_tree_1): Hide a provided symbol if asked.
	(exp_provide): Add and set hidden.

	* ldexp.h (etree_type): Add hidden to assign.

	* ldgram.y (PROVIDE_HIDDEN): New.
	* ldlex.l (PROVIDE_HIDDEN): Likewise.

	* scripttempl/elf.sc: Use PROVIDE_HIDDEN on array bound
	symbols.
2005-08-05 13:52:13 +00:00
Alan Modra 9599dfb1f6 * emulparams/elf_x86_64.sh: Revert last change.
* scripttempl/elf.sc (REL_LARGE, LARGE_SECTIONS): Define here.
2005-08-05 13:42:22 +00:00
Alan Modra 827a1c67ae * emulparams/armelf.sh (OTHER_BSS_END_SYMBOLS): Split out from
OTHER_END_SYMBOLS.
	* emulparams/armelf_linux.sh: Likewise.
	* emulparams/armnto.sh: Likewise.
	* emulparams/criself.sh: Likewise.
	* emulparams/elf32mcore.sh: Likewise.
	* emulparams/criself.sh (OTHER_SYMBOLS): Define.
	* emulparams/crislinux.sh (OTHER_SYMBOLS): Define.
	(OTHER_END_SYMBOLS): Don't define.
	* emulparams/elf32fr30.sh: Likewise.
	* emulparams/elf64mmix.sh: Likewise.
	* emulparams/hppa64linux.sh: Likewise.
	* emulparams/m32relf.sh: Likewise.
	* emulparams/vxworks.sh: Likewise.
	* scripttempl/armbpabi.sc (OTHER_BSS_SECTIONS): Delete.
	(OTHER_BSS_END_SYMBOLS): Add.
	(OTHER_END_SYMBOLS): Move before current end sym definitions.
	(OTHER_SYMBOLS): Replace OTHER_END_SYMBOLS near end of script.
	* scripttempl/elf.sc: Likewise.
	* scripttempl/elf32sh-symbian.sc: Likewise.
	* scripttempl/elf_chaos.sc: Likewise.
	* scripttempl/elfxtensa.sc: Likewise.
	* scripttempl/iq2000.sc: Likewise.
	* scripttempl/xstormy16.sc: Likewise.

	* scripttempl/elf.sc (LBSS, LARGE_SECTIONS): Delete.
	(REL_LDATA, REL_LBSS, REL_LRODATA): Delete.
	(REL_LARGE, LARGE_SECTIONS): Add.
	* emulparams/elf_x86_64.sh (LARGE_SECTIONS): Define as script text.
	(REL_LARGE): Define.
	* emulparams/hppa64linux.sh (OTHER_BSS_SECTIONS): Don't define.
	(LARGE_SECTIONS): Define.
	* emulparams/hppa64linux.sh (OTHER_BSS_SECTIONS): Don't define.
	(LARGE_SECTIONS): Define.
2005-08-05 04:29:57 +00:00
Alan Modra 046183de0e bfd/
* elf32-ppc.c (struct elf_linker_section): Replace sym_val field
	with sym.
	(ppc_elf_relocate_section): Adjust for above.
	(create_sdata_sym): New function.
	(ppc_elf_create_linker_section): Call it.
	(ppc_elf_check_relocs): Correct has_sda_refs and non_got_refs.
	Create sdata syms for all SDA relocs.
	(ppc_elf_adjust_dynamic_symbol): Don't special case _SDA_BASE_
	and _SDA2_BASE_.
	(ppc_elf_set_sdata_syms): Delete.
	* elflink.c (bfd_elf_size_dynamic_sections): Don't create DT_INIT
	and DT_FINI tags unless associated section has input.
	(bfd_elf_set_symbol, _bfd_elf_provide_symbol): Delete.
	(_bfd_elf_provide_section_bound_symbols): Delete.
	* bfd-in.h (_bfd_elf_provide_symbol): Delete.
	(_bfd_elf_provide_section_bound_symbols): Delete.
	* bfd-in2.h: Regenerate.
ld/
	* ldemul.c (ldemul_do_assignments, do_assignments_default): Delete.
	* ldemul.h (ldemul_do_assignments, do_assignments_default): Delete.
	(struct ld_emulation_xfer_struct): Remove do_assignments field.
	* ldlang.c (lang_do_assignments): Don't call ldemul_do_assignments.
	* emulparams/elf32ppc.sh (SDATA_START_SYMBOLS): New.
	(SDATA2_START_SYMBOLS, SBSS_START_SYMBOLS, SBSS_END_SYMBOLS): New.
	* emultempl/aix.em (ld_*_emulation): Delete do_assignments init.
	* emultempl/armcoff.em: Likewise.
	* emultempl/beos.em: Likewise.
	* emultempl/generic.em: Likewise.
	* emultempl/gld960.em: Likewise.
	* emultempl/gld960c.em: Likewise.
	* emultempl/linux.em: Likewise.
	* emultempl/lnk960.em: Likewise.
	* emultempl/m68kcoff.em: Likewise.
	* emultempl/pe.em: Likewise.
	* emultempl/sunos.em: Likewise.
	* emultempl/ticoff.em: Likewise.
	* emultempl/vanilla.em: Likewise.
	* emultempl/elf32.em: Likewise.
	(gld*_provide_bound_symbols): Delete.
	(gld*_provide_init_fini_syms): Delete.
	(gld*_before_allocation): Don't call ldemul_do_assignments.
	* emultempl/ppc32elf.em (ppc_do_assignments): Delete.
	(LDEMUL_DO_ASSIGNMENTS): Delete.
	* scripttempl/elf.sc: Provide init/fini syms.  Add SBSS_START_SYMBOLS,
	SBSS_END_SYMBOLS, SDATA2_START_SYMBOLS.
2005-08-04 06:22:14 +00:00
Alan Modra 9f4fb50211 * ldlang.c (exp_init_os): Handle etree_provide.
* emulparams/armelf.sh (OTHER_END_SYMBOLS): Rename from..
	(OTHER_BSS_END_SYMBOLS): ..this.
	* emulparams/armelf_linux.sh: Likewise.
	* emulparams/armnto.sh: Likewise.
	* emulparams/criself.sh: Likewise.
	* emulparams/crislinux.sh: Likewise.
	* emulparams/elf32frv.sh: Likewise.
	* emulparams/elf32mcore.sh: Likewise.
	* emulparams/elf32ppc.sh: Likewise.
	* emulparams/elf32ppclinux.sh: Likewise.
	* emulparams/hppa64linux.sh: Likewise.
	* scripttempl/armbpabi.sc: Substitute $OTHER_END_SYMBOLS, not
	$OTHER_BSS_END_SYMBOLS.
	* scripttempl/elf32sh-symbian.sc: Likewise.
	* scripttempl/elf_chaos.sc: Likewise.
	* scripttempl/iq2000.sc: Likewise.
	* scripttempl/xstormy16.sc: Likewise.
	* scripttempl/elf.sc: Likewise.  Delete __bss_start comment.
	* scripttempl/elfxtensa.sc: Likewise.
2005-08-03 05:09:49 +00:00
H.J. Lu 3b22753a67 bfd/
2005-07-25  Jan Hubicka  <jh@suse.cz>
	    H.J. Lu  <hongjiu.lu@intel.com>

	* elf-bfd.h (_bfd_elf_large_com_section): New.
	* elf.c (_bfd_elf_large_com_section): New. Defined.

	* elf64-x86-64.c (elf64_x86_64_add_symbol_hook): New.
	(elf64_x86_64_elf_section_from_bfd_section): New.
	(elf64_x86_64_symbol_processing): New.
	(elf64_x86_64_common_definition): New.
	(elf64_x86_64_common_section_index): New.
	(elf64_x86_64_common_section): New.
	(elf64_x86_64_merge_symbol): New.
	(elf64_x86_64_additional_program_headers): New.
	(elf64_x86_64_special_sections): New.
	(elf_backend_section_from_bfd_section): New. Defined.
	(elf_backend_add_symbol_hook): Likewise.
	(elf_backend_common_section_index): Likewise.
	(elf_backend_common_section): Likewise.
	(elf_backend_common_definition): Likewise.
	(elf_backend_merge_symbol): Likewise.
	(elf_backend_special_sections): Likewise.
	(elf_backend_additional_program_headers): Likewise.

binutils/

2005-07-25  H.J. Lu  <hongjiu.lu@intel.com>

	* readelf.c (dump_relocations): Handle SHN_X86_64_LCOMMON.
	(get_symbol_index_type): Likewise.
	(get_elf_section_flags): Handle SHF_X86_64_LARGE.

gas/

2005-07-25  Jan Hubicka  <jh@suse.cz>
	    H.J. Lu  <hongjiu.lu@intel.com>

	* config/obj-elf.c: Include "elf/x86-64.h" if TC_I386 is
	defined.
	(elf_com_section_ptr): New.
	(elf_begin): Set elf_com_section_ptr to bfd_com_section_ptr.
	(elf_common_parse): Make it global. Use elf_com_section_ptr
	instead of bfd_com_section_ptr.
	(obj_elf_change_section): Handle x86-64 large bss sections.

	* config/obj-elf.h (elf_com_section_ptr): New.
	(elf_common_parse): New.

	* config/tc-i386.c (handle_large_common): New.
	(md_pseudo_table): Add "largecomm".
	(x86_64_section_letter): New.
	(x86_64_section_word): New.

	* config/tc-i386.h (x86_64_section_word): New.
	(x86_64_section_letter): New.
	(md_elf_section_letter): New. Defined.
	(md_elf_section_word): Likewise.

include/elf/

2005-07-25  Jan Hubicka  <jh@suse.cz>

	* x86-64.h (SHN_X86_64_LCOMMON): New.
	(SHF_X86_64_LARGE): New.

ld/

2005-07-25  Jan Hubicka  <jh@suse.cz>
	    H.J. Lu  <hongjiu.lu@intel.com>

	* emulparams/elf_x86_64.sh (LARGE_SECTIONS): New.

	* scripttempl/elf.sc: Updated for large section support.
2005-07-25 15:41:08 +00:00
Alan Modra c8c9c2972e * scripttempl/elf.sc (.gcc_except_table): Don't KEEP. 2005-07-01 01:55:01 +00:00
Alan Modra 9d12f64cdc * scripttempt/elf.sc (.bss): Align tail in a way that allows
empty section pruning.
2005-06-10 00:39:56 +00:00
Richard Henderson 8d6d53d427 * emulparams/elf64alpha.sh (PLT): New.
(TEXT_PLT): New.
        * emultempl/alphaelf.em (disable_relaxation): New.
        (limit_32bit): Rename from elf64alpha_32bit; update all users.
        (elf64_alpha_use_secureplt): Declare.
        (bfd_elf64_alpha_vec, bfd_elf64_alpha_freebsd_vec): Declare.
        (alpha_after_open): New.
        (alpha_before_allocation): New.
        (OPTION_NO_RELAX, OPTION_SECUREPLT, OPTION_NO_SECUREPLT): New.
        (PARSE_AND_LIST_LONGOPTS): Include them.
        (PARSE_AND_LIST_OPTIONS): Likewise.
        (PARSE_AND_LIST_ARGS_CASES): Likewise.
        (LDEMUL_AFTER_OPEN, LDEMUL_BEFORE_ALLOCATION): New.
        * scripttempl/elf.sc (TEXT_PLT): New.
        (PLT): Use it.
2005-05-29 23:16:09 +00:00
Alan Modra 0cf7d72c50 * ldgram.y: Add SPECIAL token.
(sect_constraint): Handle SPECIAL.
	* ldlang.c (lang_output_section_find_1): Don't match SPECIAL.
	(map_input_to_output_sections): Likewise.
	* ldlex.l (SPECIAL): Define.
	* emulparams/elf32ppc.sh (DATA_GOT, SDATA_GOT, SEPARATE_GOTPLT,
	GOT, PLT, GOTPLT): Define.
	* emultempl/ppc32elf.em (old_plt, old_got): New static vars.
	(ppc_after_open): New function.
	(PARSE_AND_LIST_PROLOGUE): Define OPTION_OLD_LPT and OPTION_OLD_GOT.
	(PARSE_AND_LIST_LONGOPTS): Add "bss-plt" and "sdata-got".
	(PARSE_AND_LIST_OPTIONS): Document them.
	(PARSE_AND_LIST_ARGS_CASES): Handle them.
	(LDEMUL_AFTER_OPEN): Define.
	* scripttempl/elf.sc (PLT): Don't override existing define.
	(DATA_GOT, SDATA_GOT): Define and use to enable alternate got
	placement rather than using NO_SMALL_DATA.  Emit GOTPLT for RELRO_NOW.
2005-05-11 14:10:10 +00:00
Alan Modra 4ca02259f7 * scripttempl/elf.sc (DATA_SEGMENT_RELRO_GOTPLT_END): Delete.
(DATA_SEGMENT_RELRO_END): Use SEPARATE_GOTPLT value.
	(GOTPLT): Remove DATA_SEGMENT_RELRO_GOTPLT_END.  Place after
	DATA_SEGMENT_RELRO_END in script.
2005-05-10 02:27:38 +00:00
H.J. Lu 01d9ad14d4 bfd/
2005-05-05  H.J. Lu  <hongjiu.lu@intel.com>

	* elflink.c (_bfd_elf_provide_section_bound_symbols): Use
	"__bss_start" instead of "_edata" as fallback.

ld/

2005-05-05  H.J. Lu  <hongjiu.lu@intel.com>

	* scripttempl/elf.sc: Document the usage of __bss_start.
2005-05-05 16:40:11 +00:00
Paul Brook eac338cfd5 2005-05-05 Paul Brook <paul@codesourcery.com>
bfd/
	* config.bfd: Use bfd_elf32_i386_vxworks_vec for i?86-*-vxworks.
	* configure.in: Add bfd_elf32_i386_vxworks_vec. i386 targets need
	elf-vxworks.lo.
	* configure: Regenerate.
	* Makefile.am (BFD32_BACKENDS): Add elf-vxworks.lo.
	(BFD32_BACKENDS_CFILES): Add elf-vxworks.c.
	(elf32-i386.lo): Depend on elf-vxworks.h.
	(elf-vxworks.lo): New rule.
	* Makefile.in: Regenerate.
	* elf-bfd.h (elf_backend_data): Update type of
	elf_backend_emit_relocs.
	(_bfd_elf_link_output_relocs): Update prototype.
	* elflink.c (_bfd_elf_link_output_relocs): Always use
	bed->elf_backend_emit_relocs when outputting relocations.
	* elfxx-target.h (elf_backend_emit_relocs): Default to
	_bfd_elf_link_output_relocs.
	* targets.c (bfd_elf32_i386_vxworks_vec): Declare.
	(_bfd_target_vector): Add bfd_elf32_i386_vxworks_vec.
	* elf32-i386.c: Add elf32-i386-vxworks target BFD.
	(elf_i386_plt0_entry): Remove padding.
	(elf_i386_pic_plt0_entry): Ditto.
	(PLTRESOLVE_RELOCS_SHLIB, PLTRESOLVE_RELOCS): Define.
	(PLT_NON_JUMP_SLOT_RELOCS): Define.
	(elf_i386_link_hash_table): Add srelplt2, hgot, hplt, is_vxworks and
	plt0_pad_byte fields.
	(elf_i386_link_hash_table_create): Zero them.
	(elf_i386_create_dynamic_sections): Create static relocation section.
	(allocate_dynrelocs): Allocate space for static PLT relocations.
	(elf_i386_size_dynamic_sections): Save shortcuts to PLT and GOT
	symbols.  Give PLT symbols function type.  Don't strip PLT sections
	if we have exported symbols from them.
	(elf_i386_finish_dynamic_symbol): Fill in VxWorks PLT static
	relocation section.  Don't mark _GLOBAL_OFFSET_TABLE_ as absolute on
	VxWorks.
	(elf_i386_finish_dynamic_sections): Allow different pad bytes.
	Add relocation for GOT location.  Fill in PLT static relocations.
	(elf_i386_vxworks_link_hash_table_create): New function.
	(elf_i386_vxworks_link_output_symbol_hook): New function.
	* elf-vxworks.h: New file.
gas/
	* config/tc-i386.h (ELF_TARGET_FORMAT): Define for TE_VXWORKS.
gas/testsuite/
	* gas/i386/i386.exp: Don't run divide test on vxworks.
ld/
	* Makefile.am: Add eelf_i386_vxworks.
	* Makefile.in: Regenerate.
	* configure.tgt: Make i?86-*-vxworks use targ_emul=elf_i386_vxworks.
	* emulparams/elf_i386_vxworks.sh: New file.
	* emulparams/vxworks.sh: New file.
	* scripttempl/elf.sc: Add DATA_END_SYMBOLS and ETEXT_NAME.
2005-05-05 14:37:27 +00:00
H.J. Lu 81e1b023da bfd/
2005-03-22  H.J. Lu  <hongjiu.lu@intel.com>

	* bfd-in.h (_bfd_elf_provide_symbol): New.
	* bfd-in2.h: Regenerated.

	* elf32-ppc.c (set_linker_sym): Moved to elflink.c.
	(ppc_elf_set_sdata_syms): Call _bfd_elf_provide_symbol instead
	of set_linker_sym.

	* elflink.c (_bfd_elf_provide_symbol): New. Moved and renamed
	from elf32-ppc.c.

ld/

2005-03-22  H.J. Lu  <hongjiu.lu@intel.com>

	* emultempl/elf32.em (gld${EMULATION_NAME}_provide_bound_symbols): New
	(gld${EMULATION_NAME}_finish): Call
	gld${EMULATION_NAME}_provide_bound_symbols to provide
	__preinit_array_start, __preinit_array_end, __init_array_start,
	__init_array_end, __fini_array_start and __fini_array_end.

	* scripttempl/elf.sc: Don't provide __preinit_array_start,
	__preinit_array_end, __init_array_start, __init_array_end,
	__fini_array_start nor __fini_array_end.
2005-03-23 04:14:46 +00:00
Alan Modra 644285efef bfd/
* elf32-ppc.c (ppc_elf_add_symbol_hook): Make htab->sbss
	SEC_LINKER_CREATED.  Attach to dynobj.
	(ppc_elf_size_dynamic_sections): Strip htab->sbss if zero size.
ld/
	* scripttempl/elf.sc (SBSS): Don't provide sbss start and end syms.
ld/testsuite/
	* ld-powerpc/tlsexe32.r: Update.
	* ld-powerpc/tlsso32.d: Update.
	* ld-powerpc/tlsso32.g: Update.
	* ld-powerpc/tlsso32.r: Update.
2005-03-21 13:56:57 +00:00
Alan Modra 0fb531188f * scripttempl/elf.sc: When CREATE_SHLIB, put .sdata2 and .sbss2
input sections into .sdata and .sbss output respectively.
2005-03-17 22:51:09 +00:00
Mark Mitchell ba916c8af2 * Makefile.in (earmsymbian.c): Depend on armbpabi.sc, not elf.sc.
* ldexp.h (segment_type): New type.
	(segments): New variable.
	* ldexp.c (segments): New variable.
	(exp_print_token): Handle SEGMENT_START.
	(fold_binary): Likewise.
	* ldgram.y (SEGMENT_START): Declare it as a token.
	(exp): Handle SEGMENT_START.
	* ldlang.h (lang_address_statement_type): Add segment field.
	(lang_section_start): Change prototype.
	* ldlang.c (map_input_to_output_sections): Do not process section
	assignments if a corresponding SEGMENT_START has already been
	seen.
	(lang_section_start): Add segment parameter.
	* ldlex.l (SEGMENT_START): Add it.
	* lexsup.c (seg_segment_start): New function.
	(parse_args): Use it for -Tbss, -Tdata, and -Ttext.
	* ld.texinfo (SEGMENT_START): Document it.
	* emulparams/armsymbian.sh (EMBEDDED): Set it.
	* scripttempl/armbpabi.sc: Use SEGMENT_START to control segment
	base addresses.  Do not map relocations.
	* NEWS: Mention SEGMENT_START.
2004-10-26 18:41:52 +00:00
H.J. Lu 951e9133c4 2004-10-14 H.J. Lu <hongjiu.lu@intel.com>
PR 445
	* emulparams/elf64_ia64.sh (SMALL_DATA_CTOR): Set.
	(SMALL_DATA_DTOR): Set.
	* emulparams/elf64_ia64_fbsd.sh (SMALL_DATA_CTOR): Unset.
	(SMALL_DATA_DTOR): Unset.
	* scripttempl/elf.sc: If SMALL_DATA_CTOR is set, move .ctors
	after .data. If SMALL_DATA_DTOR is set, move .dtors after
	.data.
2004-10-14 17:00:16 +00:00
Jakub Jelinek a4f5ad884e * ldgram.y (DATA_SEGMENT_RELRO_END): Add one argument.
* scripttempl/elf.sc (DATA_SEGMENT_RELRO_END): Add 0 as first
	argument.
	(DATA_SEGMENT_RELRO_GOTPLT_END): Pass $SEPARATE_GOTPLT as first
	and . as second argument.
	(GOTPLT): Move $DATA_SEGMENT_RELRO_GOTPLT_END before the section.
	* ldexp.c (fold_unary): Remove DATA_SEGMENT_RELRO_END handling here.
	(fold_binary): Add it here.  Insert padding to make relro_end
	COMMONPAGESIZE bytes aligned.  For DATA_SEGMENT_ALIGN in
	exp_dataseg_relro_adjust phase just use previously computed
	exp_data_seg.base.
	* ldlang.c (lang_size_sections): Set exp_data_seg.base for
	relro_adjust here.  Call lang_size_sections_1 once more if there
	was too big padding at DATA_SEGMENT_RELRO_END.
	* ld.texinfo (DATA_SEGMENT_RELRO_END): Add documentation.
2004-10-04 13:41:15 +00:00
Paul Brook 7b89fa29db * scripttempl/elf.sc: Keep .preinit_array, .init_array and
.fini_array sections.
2004-09-24 11:43:34 +00:00
Dave Anglin b71a518155 * emulparams/hppa64linux.sh: Define PLT_BEFORE_GOT.
* emulparams/hppalinux.sh: Likewise.
	* scripttempl/elf.sc: Place .plt just before .got when .plt is in
	data segment and PLT_BEFORE_GOT is defined.
2004-07-05 20:00:13 +00:00
Jakub Jelinek dfff4fbed7 * scripttempl/elf.sc: Readd KEEP and .gcc_except_table.* to
.gcc_except_table output sections lost accidentally with
	-z relro patch.
2004-06-15 16:39:17 +00:00
Jakub Jelinek 0841712ea9 * ldgram.y (sect_constraint): New.
(ONLY_IF_RO, ONLY_IF_RW): New tokens.
	(section): Add sect_constraint.  Pass additional argument
	to lang_enter_output_section_statement.
	* mri.c (mri_draw_tree): Pass additional argument to
	lang_enter_output_section_statement.
	* emultempl/pe.em (place_orphan): Likewise.
	(output_prev_sec_find): Disregard output section statements with
	constraint == -1.
	* emultempl/mmo.em (output_prev_sec_find): Likewise.
	(mmo_place_orphan): Pass additional argument to
	lang_enter_output_section_statement.
	* emultempl/elf32.em (output_prev_sec_find): Disregard output section
	statements with constraint == -1.
	(place_orphan): Pass additional argument to
	lang_enter_output_section_statement.
	* ldlang.c (lang_enter_overlay_section): Likewise.
	(lang_output_section_find_1): New.
	(lang_output_section_find): Use it.
	(lang_output_section_statement_lookup_1): New.
	(lang_output_section_statement_lookup): Use it.
	(check_section_callback, check_input_sections): New.
	(map_input_to_output_sections): Check if all input sections
	are readonly if ONLY_IF_RO or ONLY_IF_RW was seen.
	(strip_excluded_output_sections): Disregard output section statements
	with constraint == -1.
	(lang_record_phdrs): Likewise.
	(lang_enter_output_section_statement): Add constraint argument.
	Use lang_output_section_statement_lookup_1.
	* ldlang.h (lang_output_section_statement_type): Add constraint
	and all_input_readonly fields.
	(lang_enter_output_section_statement): Adjust prototype.
	* ldlex.l (ONLY_IF_RO, ONLY_IF_RW): New tokens.
	* scripttempl/elf.sc (.eh_frame, .gcc_except_table): Move into text
	segment if all input sections are readonly.
2004-05-19 14:01:14 +00:00
Jakub Jelinek 8c37241be3 bfd/
* elflink.c (elf_bfd_final_link): Don't output STT_SECTION symbol
	into .dynsym if elf_section_data (sec)->dynindx <= 0.
	Adjust counting of last_local.
	(_bfd_elf_link_renumber_dynsyms): Don't assign dynindx to sections
	other than SHT_PROGBITS/SHT_NOBITS and neither for .got/.got.plt/.plt
	created by the linker nor !SHF_ALLOC.

	* elf32-i386.c (elf_i386_finish_dynamic_sections): Point
	DT_PLTGOT to the start of the .got.plt section instead of the
	.got output section.  Set sh_entsize for .got section in addition
	to .got.plt.
	(elf_i386_relocate_section): Don't assume _GLOBAL_OFFSET_TABLE_
	is at sgot->output_section->vma.
	* elf64-x86-64.c (elf64_x86_64_finish_dynamic_sections): Point
	DT_PLTGOT to the start of the .got.plt section instead of the
	.got output section.
	(elf64_x86_64_relocate_section): Don't assume _GLOBAL_OFFSET_TABLE_
	is at sgot->output_section->vma.  Set sh_entsize for .got section
	in addition to .got.plt.
	* elf.c (_bfd_elf_print_private_bfd_data): Handle PT_GNU_RELRO.
	(bfd_section_from_phdr): Likewise.
	(map_sections_to_segments): Likewise.
	(assign_file_positions_for_segments): Likewise.
	(get_program_header_size): Likewise.
	* elflink.c (bfd_elf_size_dynamic_sections): Set
	elf_tdata (output_bfd)->relro from info->relro.
	* elf-bfd.h (struct elf_obj_tdata): Add relro field.
include/
	* bfdlink.h (struct bfd_link_info): Add relro, relro_start and
	relro_end fields.
	* elf/common.h (PT_GNU_EH_FRAME, PT_GNU_STACK): Add comments.
	(PT_GNU_RELRO): Define.
binutils/
	* readelf.c (get_segment_type): Handle PT_GNU_RELRO.
ld/
	* genscripts.sh: Generate -z combreloc -z now -z relro scripts
	for binaries, -shared and -pie.
	* emulparams/elf_i386.sh (SEPARATE_GOTPLT): Set.
	* emulparams/elf_x86_64.sh (SEPARATE_GOTPLT): Set.
	* emulparams/elf32ppc.sh (OTHER_READWRITE_SECTIONS): Rename to...
	(OTHER_RELRO_SECTIONS): ... this.
	* ldlex.l (DATA_SEGMENT_RELRO_END): Add.
	* emultempl/elf32.em (gld${EMULATION_NAME}_handle_option): Handle
	-z relro and -z norelro.
	(gld${EMULATION_NAME}_list_options): Add it to usage.
	(gld${EMULATION_NAME}_get_script): Return -z combreloc -z now
	-z relro scripts when appropriate.
	* scripttempl/elf.sc: Unset SEPARATE_GOTPLT if RELRO_NOW is set.
	Create separate .got.plt section if SEPARATE_GOTPLT.
	Move sections which are only written during relocation handling
	to the beginning of RW segment.  If NO_SMALL_DATA, move .got
	before .data.  Add DATA_SEGMENT_RELRO_END directive.
	Include OTHER_RELRO_SECTIONS.
	* ldgram.y (DATA_SEGMENT_RELRO_END): Add.
	* ldexp.c (exp_print_token): Handle DATA_SEGMENT_RELRO_END.
	(fold_unary): Likewise.
	(fold_binary): Handle -z relro.
	* ldexp.h (struct exp_data_seg): Add exp_dataseg_relro_seen and
	exp_dataseg_relro_adjust phases.  Add relro_end field.
	* ldmain.c (main): Initialize link_info.relro to FALSE.
	* ldlang.c (lang_size_sections): Handle -z relro.
ld/testsuite/
	* ld-i386/tlspic.rd: Adjust for section reordering changes
	and removal of unneeded STT_SECTION symbols from .dynsym.
	* ld-i386/tlspic.dd: Likewise.
	* ld-i386/tlspic.sd: Likewise.
	* ld-i386/tlsbin.rd: Likewise.
	* ld-i386/tlsbinpic.s: Likewise.
	* ld-i386/tlsbin.dd: Likewise.
	* ld-i386/tlsbin.sd: Likewise.
	* ld-i386/tlsnopic.rd: Likewise.
	* ld-i386/tlsnopic1.s: Likewise.
	* ld-i386/combreloc.d: Likewise.
	* ld-i386/tlsnopic.dd: Likewise.
	* ld-i386/tlsnopic.sd: Likewise.
	* ld-x86-64/tlspic.rd: Likewise.
	* ld-x86-64/tlspic.dd: Likewise.
	* ld-x86-64/tlsbin.dd: Likewise.
	* ld-x86-64/tlspic.sd: Likewise.
	* ld-x86-64/tlsbin.sd: Likewise.
	* ld-x86-64/tlspic.td: Likewise.
	* ld-x86-64/tlsbin.td: Likewise.
	* ld-x86-64/tlsbin.rd: Likewise.
	* ld-s390/tlspic1.s: Likewise.
	* ld-s390/tlsbinpic.s: Likewise.
	* ld-s390/tlspic.rd: Likewise.
	* ld-s390/tlsbin.rd: Likewise.
	* ld-s390/tlspic.dd: Likewise.
	* ld-s390/tlsbin.dd: Likewise.
	* ld-s390/tlsbin.sd: Likewise.
	* ld-s390/tlsbin.td: Likewise.
	* ld-s390/tlspic.sd: Likewise.
	* ld-s390/tlspic.td: Likewise.
	* ld-s390/tlspic1_64.s: Likewise.
	* ld-s390/tlsbinpic_64.s: Likewise.
	* ld-s390/tlspic_64.rd: Likewise.
	* ld-s390/tlsbin_64.rd: Likewise.
	* ld-s390/tlspic_64.dd: Likewise.
	* ld-s390/tlsbin_64.dd: Likewise.
	* ld-s390/tlspic_64.sd: Likewise.
	* ld-s390/tlspic_64.td: Likewise.
	* ld-s390/tlsbin_64.td: Likewise.
	* ld-s390/tlsbin_64.sd: Likewise.
	* ld-powerpc/tlsexe32.r: Likewise.
	* ld-powerpc/tlsso32.r: Likewise.
	* ld-powerpc/tlsso32.d: Likewise.
	* ld-powerpc/tlsso32.g: Likewise.
	* ld-powerpc/tlsso32.t: Likewise.
	* ld-powerpc/tlsexe.r: Likewise.
	* ld-powerpc/tlsso.r: Likewise.
	* ld-powerpc/tlsso.g: Likewise.
	* ld-powerpc/tlsexetoc.r: Likewise.
	* ld-powerpc/tlstocso.r: Likewise.
	* ld-powerpc/tlstocso.g: Likewise.
	* ld-ia64/tlspic.rd: Likewise.
	* ld-ia64/tlspic.dd: Likewise.
	* ld-ia64/tlspic.sd: Likewise.
	* ld-ia64/tlspic.td: Likewise.
	* ld-ia64/tlsbin.rd: Likewise.
	* ld-ia64/tlsbin.sd: Likewise.
	* ld-ia64/tlsbin.td: Likewise.
	* ld-elfvsb/elfvsb.exp: XFAIL non-PIC load offset tests on s390x.
	* ld-shared/shared.exp: Likewise.
2004-05-11 17:08:38 +00:00
Eric Botcazou a85bf78e2a * scripttempl/elf.sc (.text): Add KEEP for .text.*personality*.
(.data): Add KEEP for .gnu.linkonce.d.*personality*.
	(.gcc_except_table): Add KEEP for self and accept .gcc_except_table.*.
2004-04-21 07:15:05 +00:00
H.J. Lu c6d3b05fe7 2003-10-09 H.J. Lu <hongjiu.lu@intel.com>
* scripttempl/elf.sc (__executable_start): Provide.
2003-10-10 01:36:36 +00:00
Alan Modra 68f8ff14d1 * emulparams/elf64ppc.sh (OTHER_GOT_SECTIONS): Don't define.
(GOT): Define.
	* emultempl/ppc64elf.em (stub_added): New static var.
	(ppc_create_output_section_statements): Call ppc64_elf_init_stub_bfd.
	(ppc_add_stub_section): Set stub_added.
	(gld${EMULATION_NAME}_finish): Look for .got rather than .toc.  Adjust
	ppc64_elf_size_stubs call and test for stubs.
	* scripttempl/elf.sc (GOT): Define and use.
2003-07-10 00:38:19 +00:00
Jakub Jelinek 9203ba999f bfd/
* elfxx-ia64.c (struct elfNN_ia64_link_hash_table): Add rel_fptr_sec.
	(elfNN_ia64_dynamic_symbol_p): Change info->shared into
	!info->executable.
	(get_fptr): For -pie create .opd as writable section and create
	.rela.opd as well.
	(elfNN_ia64_check_relocs): Change info->shared into
	!info->executable.
	(allocate_fptr): Likewise.
	(allocate_dynrel_entries): Account for a relative reloc for -pie
	@fptr().  Don't account for a relative reloc if -pie want_ltoff_fptr
	for undefweak symbol.  Account for an IPLT reloc in .rela.opd
	section if -pie.
	(set_got_entry): Don't create a relative reloc if -pie
	want_ltoff_fptr for undefweak symbol.
	(set_fptr_entry): Emit an IPLT reloc in .rela.opd for -pie.
	(elfNN_ia64_relocate_section): Emit a relative reloc for -pie
	@fptr().

	* elfxx-ia64.c (elfNN_ia64_relocate_section): Issue undefined_symbol
	even if -pie.
	* elf32-i386.c (elf_i386_relocate_section): Likewise.
	* elf64-x86-64.c (elf64_x86_64_relocate_section): Likewise.
	* elf64-sparc.c (sparc64_elf_relocate_section): Likewise.
	* elf64-s390.c (elf_s390_relocate_section): Likewise.
	* elf64-ppc.c (ppc64_elf_relocate_section): Likewise.
	* elf64-alpha.c (elf64_alpha_relocate_section): Likewise.
	* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
	* elf32-s390.c (elf_s390_relocate_section): Likewise.
	* elf32-ppc.c (ppc_elf_relocate_section): Likewise.
ld/
	* emulparams/elf64_ia64.sh (OTHER_READONLY_SECTIONS): Don't include
	.opd if -pie.
	(OTHER_READWRITE_SECTIONS): Include .opd if -pie.
	* scripttempl/elf.sc: Use SHLIB_DATA_ADDR instead of DATA_ADDR
	if -pie.
2003-07-04 13:53:38 +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
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
Alan Modra 877d60f7bc * scripttempl/elf.sc (CTOR): Handle crtbeginS.o, crtendS.o and
other variants of crtbegin.o, crtend.o.
	(DTOR): Likewise.
	* scripttempl/crisaout.sc (ctors, dtors): Likewise.
	* scripttempl/elf_chaos.sc (CTOR, DTOR): Likewise.
	* scripttempl/elfd10v.sc (CTOR, DTOR): Likewise.
	* scripttempl/elfd30v.sc (CTOR, DTOR): Likewise.
	* scripttempl/elfxtensa.sc (CTOR, DTOR): Likewise.
	* scripttempl/iq2000.sc (CTOR, DTOR): Likewise.
	* scripttempl/mmo.sc (ctors, dtors): Likewise.
	* scripttempl/xstormy16.sc (CTOR, DTOR): Likewise.
2003-04-14 13:03:17 +00:00