Commit Graph

227 Commits

Author SHA1 Message Date
H.J. Lu 258795f524 ld/
2009-01-16  H.J. Lu  <hongjiu.lu@intel.com>

	* lexsup.c (option_values): Add OPTION_TTEXT_SEGMENT.
	(ld_options): Add -Ttext-segment.
	(parse_args): Handle OPTION_TTEXT_SEGMENT.

	* ld.texinfo: Document -Ttext-segment.

	* NEWS: Mention -Ttext-segment.

	* scripttempl/elf.sc (TEXT_START_ADDR): Use SEGMENT_START.
	(SHLIB_TEXT_START_ADDR): Likewise.

ld/testsuite/

2009-01-16  H.J. Lu  <hongjiu.lu@intel.com>

	* ld-elf/textaddr1.d: New.
	* ld-elf/textaddr2.d: Likewise.
2009-01-16 14:14:07 +00:00
Nick Clifton e7c3341679 include/elf/
* common.h (STT_IFUNC): Define.
elfcpp/
            * elfcpp.h (enum STT): Add STT_IFUNC.
bfd/
            * syms.c (struct bfd_symbol): Add new flag BSF_INDIRECT_FUNCTION.
            Remove redundant flag BFD_FORT_COMM_DEFAULT_VALUE.  Renumber flags
            to remove gaps.
            (bfd_print_symbol_vandf): Return 'i' for BSF_INDIRECT_FUNCTION.
            (bfd_decode_symclass): Likewise.
            * elf.c (swap_out_syms): Translate BSF_INDIRECT_FUNCTION into
            STT_IFUNC.
            (elf_find_function): Treat STT_IFUNC in the same way as STT_FUNC.
            (_bfd_elf_is_function_type): Likewise.
            * elf32-arm.c (arm_elf_find_function): Likewise.
            (elf32_arm_adjust_dynamic_symbol): Likewise.
            (elf32_arm_swap_symbol_in): Likewise.
            (elf32_arm_additional_program_headers): Likewise.
            * elf32-i386.c (is_indirect_symbol): New function.
            (elf_i386_check_relocs): Also generate dynamic relocs for
            relocations against STT_IFUNC symbols.
            (allocate_dynrelocs): Likewise.
            (elf_i386_relocate_section): Likewise.
            * elf64-x86-64.c (is_indirect_symbol): New function.
            (elf64_x86_64_check_relocs): Also generate dynamic relocs for
            relocations against STT_IFUNC symbols.
            (allocate_dynrelocs): Likewise.
            (elf64_x86_64_relocate_section): Likewise.
            * elfcode.h (elf_slurp_symbol_table): Translate STT_IFUNC into
            BSF_INDIRECT_FUNCTION.
            * elflink.c (_bfd_elf_adjust_dynamic_reloc_section): Add support
            for STT_IFUNC symbols.
            (get_ifunc_reloc_section_name): New function.
            (_bfd_elf_make_ifunc_reloc_section): New function.
            * elf-bfd.h (struct bfd_elf_section_data): Add indirect_relocs field.
            * bfd-in2.h: Regenerate.
gas/
            * config/obj-elf.c (obj_elf_type): Add support for STT_IFUNC type.
            * doc/as.texinfo: Document new feature.
            * NEWS: Mention new feature.
gas/testsuite/
            * gas/elf/type.s: Add test of STT_IFUNC symbol type.
            * gas/elf/type.e: Update expected disassembly.
            * gas/elf/elf.exp: Update grep of symbol types.
ld/
            * NEWS: Mention new feature.
            * pe-dll.c (process_def_file): Replace use of redundant
            BFD_FORT_COMM_DEFAULT_VALUE with 0.
            * scripttempl/elf.sc: Add .rel.ifunc.dyn and .rela.ifunc.dyn
            sections.
ld/testsuite/
            * ld-mips-elf/reloc-1-n32.d: Updated expected output for reloc
            descriptions.
            * ld-mips-elf/reloc-1-n64.d: Likewise.
            * ld-i386/ifunc.d: New test.
            * ld-i386/ifunc.s: Source file for the new test.
            * ld-i386/i386.exp: Run the new test.
2008-12-03 14:51:00 +00:00
Bob Wilson e78c4c7ea8 * emulparams/elf32xtensa.sh (NO_REL_RELOCS): Set.
* scripttempl/elfxtensa.sc (NO_REL_RELOCS, NO_RELA_RELOCS)
	(NON_ALLOC_DYN): Import changes from elf.sc.
2008-11-03 18:52:52 +00:00
Alan Modra 485cf67968 * scripttempl/elf.sc (NO_REL_RELOCS, NO_RELA_RELOCS, NON_ALLOC_DYN):
Handle these defines.
	* emulparams/criself.sh, * emulparams/crislinux.sh,
	* emulparams/elf32am33lin.sh, * emulparams/elf32fr30.sh,
	* emulparams/elf32_i860.sh, * emulparams/elf32ip2k.sh,
	* emulparams/elf32mcore.sh, * emulparams/elf32ppccommon.sh,
	* emulparams/elf32ppcwindiss.sh, * emulparams/elf32_sparc.sh,
	* emulparams/elf32_spu.sh, * emulparams/elf32vax.sh,
	* emulparams/elf64alpha.sh, * emulparams/elf64mmix.sh,
	* emulparams/elf64ppc.sh, * emulparams/elf64_s390.sh,
	* emulparams/elf64_sparc.sh, * emulparams/elf_s390.sh,
	* emulparams/elf_x86_64.sh, * emulparams/h8300elf.sh,
	* emulparams/hppa64linux.sh, * emulparams/hppalinux.sh,
	* emulparams/m68kelf.sh, * emulparams/mn10200.sh,
	* emulparams/pjelf.sh, * emulparams/ppclynx.sh,
	* emulparams/shelf32.sh, * emulparams/shelf_nto.sh,
	* emulparams/shelf.sh, * emulparams/shelf_vxworks.sh,
	* emulparams/shlelf32_linux.sh, * emulparams/shlelf_linux.sh,
	* emulparams/shlelf_nto.sh (NO_REL_RELOCS): Set.
	* emulparams/arcelf.sh, * emulparams/elf32_i960.sh,
	* emulparams/elf32openrisc.sh, * emulparams/elf_i386_be.sh,
	* emulparams/elf_i386_ldso.sh, * emulparams/elf_i386.sh,
	* emulparams/elf_i386_vxworks.sh, * emulparams/i386lynx.sh,
	* emulparams/i386moss.sh, * emulparams/i386nto.sh,
	* emulparams/or32elf.sh, * emulparams/scoreelf.sh (NO_RELA_RELOCS): Set.
2008-10-22 05:20:44 +00:00
Alan Modra f265bc0660 PR 6943
* scripttempl/avr.sc (.bss): Set lma when relocating.
	(.bss, .noinit): No need to set vma when relocating.
	(.text, .bss, ,noinit): Set vma to zero when not relocating.
2008-10-05 04:12:04 +00:00
Kai Tietz da6fa31a22 [patch]: ctor/dtor section must start at alignment of 8 for x86_64-pc-mingw32.
* scripttempl/pep.sc: Align start of symbol __CTOR_LIST__.
2008-04-18 09:06:22 +00:00
Nick Clifton b34c1498c2 * scripttempl/armbpabi.sc (ENTRY): Do not define when performing a
relocatable link.
        * scripttempl/elf32cr16.sc: Likewise.
        * scripttempl/elf32cr16c.sc: Likewise.
        * scripttempl/elf32crx.sc: Likewise.
        * scripttempl/elf32sh-symbian.sc: Likewise.
        * scripttempl/elf_chaos.sc: Likewise.
        * scripttempl/elfd10v.sc: Likewise.
        * scripttempl/elfi370.sc: Likewise.
        * scripttempl/elfm68hc11.sc: Likewise.
        * scripttempl/elfm68hc12.sc: Likewise.
        * scripttempl/ip2k.sc: Likewise.
        * scripttempl/iq2000.sc: Likewise.
        * scripttempl/mep.sc: Likewise.
        * scripttempl/v850.sc: Likewise.
        * scripttempl/xstormy16.sc: Likewise.
2008-02-18 14:53:44 +00:00
Bob Wilson c19f06f255 * scripttempl/elfxtensa.sc: Merge ENTRY and .note.gnu.build-id
changes from elf.sc.
2008-01-18 22:49:38 +00:00
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
Nick Clifton e2a83dd0ec PR linker/4844
* genscript.sh: Add support for generating a .xa script for use with the --auto-import option.
* ld.texinfo: Document the new behaviour of the --auto-import option.
* ldint.texinfo: Document new script generation.
* emulparams/i386pe.sh (GENERATE_AUTO_IMPORT): Define.
* emulparams/i386pe_posix.sh (GENERATE_AUTO_IMPORT): Define.
* emulparams/i386pep.sh (GENERATE_AUTO_IMPORT): Define.
* emultemp/pe.em (..._get_script): Support the use of the auto import script.
* scripttempl/pe.sc: Put the .rdata input sections into the .data output section when creating an auto import script.
* scripttempl/pep.sc: Likewise.
2007-10-01 09:54:58 +00:00
Jakub Jelinek cd714b7904 * scripttempl/elf.sc: Add .note.gnu.build-id. 2007-07-27 22:33:24 +00:00
Nick Clifton 9b9966104b * pep.sc: Correct ctor/dtor sentinels for 64-bit targets. 2007-07-24 14:47:44 +00:00
Nathan Sidwell 5f294ed680 * scripttempl/pe.sc: Don't include .gcc_except_table and
.eh_frame on partial links.
	* scripttempl/pep.sc: Likewise.
2007-07-12 12:57:02 +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
Nick Clifton 3d3d428f04 New port: National Semiconductor's CR16 2007-06-29 14:09:34 +00:00
Bob Wilson 93c0f4a497 * scripttempl/elfxtensa.sc: Merge changes from elf.sc. 2007-05-03 19:31:03 +00:00
Alan Modra 083a6ddf8c * scripttempl/elf.sc: Add .debug_pubtypes and .debug_ranges. 2007-05-03 07:06:13 +00:00
Dave Brolley 19d9b7d3f8 Support for Toshiba MeP. 2007-02-05 20:16:32 +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
Bob Wilson 3c173cb121 * emulparams/elf32xtensa.sh (TEXT_PLT): Enable.
(OTHER_READONLY_SECTIONS): Add linkonce .xt_except_table sections.
	(OTHER_READWRITE_SECTIONS): Add linkonce .xt_except_desc sections.
	(OTHER_SDATA_SECTIONS): New.
	* scripttempl/elfxtensa.sc: Import changes from elf.sc.
2006-10-11 22:18:31 +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
Nick Clifton 99ad839030 Add x86_64-mingw64 target 2006-09-20 11:35:11 +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
Bob Wilson 74869ac7a4 bfd/
* elf32-xtensa.c (xtensa_get_property_section_name): Delete.
	(xtensa_get_property_section): New.
	(xtensa_read_table_entries): Use xtensa_get_property_section.
	(relax_property_section, xtensa_get_property_predef_flags): Handle
	group name suffixes in property section names.
	(match_section_group): New.
gas/
	* config/tc-xtensa.c (FINI_LITERAL_SECTION_NAME): Delete.
	(INIT_LITERAL_SECTION_NAME): Delete.
	(lit_state struct): Remove segment names, init_lit_seg, and
	fini_lit_seg.  Add lit_prefix and current_text_seg.
	(init_literal_head_h, init_literal_head): Delete.
	(fini_literal_head_h, fini_literal_head): Delete.
	(xtensa_begin_directive): Move argument parsing to
	xtensa_literal_prefix function.
	(xtensa_end_directive): Deallocate lit_prefix field of lit_state.
	(xtensa_literal_prefix): Parse the directive argument here and
	record it in the lit_prefix field.  Remove code to derive literal
	section names.
	(linkonce_len): New.
	(get_is_linkonce_section): Use linkonce_len.  Check for any
	".gnu.linkonce.*" section, not just text sections.
	(md_begin): Remove initialization of deleted lit_state fields.
	(xtensa_reorder_segments, xtensa_post_relax_hook): Remove references
	to init_literal_head and fini_literal_head.
	(xtensa_move_literals): Likewise.  Skip literals for .init and .fini
	when traversing literal_head list.
	(match_section_group): New.
	(cache_literal_section): Rewrite to determine the literal section
	name on the fly, create the section and return it.
	(xtensa_switch_to_literal_fragment): Adjust for cache_literal_section.
	(xtensa_switch_to_non_abs_literal_fragment): Likewise.
	(xtensa_create_property_segments, xtensa_create_xproperty_segments):
	Use xtensa_get_property_section from bfd.
	(retrieve_xtensa_section): Delete.
	* doc/c-xtensa.texi (Xtensa Options): Fix --text-section-literals
	description to refer to plural literal sections and add xref to
	the Literal Directive section.
	(Literal Directive): Describe new rules for deriving literal section
	names.  Add footnote for special case of .init/.fini with
	--text-section-literals.
	(Literal Prefix Directive): Replace old naming rules with xref to the
	Literal Directive section.
ld/
	* emulparams/elf32xtensa.sh (.xt.prop): Add .xt.prop.*.
	* scripttempl/elfxtensa.sc (.text): Add .literal.*.
2006-08-25 00:08:55 +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
Nick Clifton 28c9d252b4 Add support for AVR6 family 2006-05-24 07:36:12 +00:00
Nick Clifton b7309adaf2 * scripttempl/elf32crx.sc (.rdata): Add .rodata.*. 2006-05-22 08:49:33 +00:00
Nick Clifton df406460e9 Add linker relaxation support for the AVR 2006-03-03 15:25:31 +00:00
Nick Clifton d70c5fc7c5 Add support for the Infineon XC16X. 2006-02-17 14:36:28 +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
Nick Clifton 3c9b82baee Add support for the Z80 processor family 2005-10-25 17:40:19 +00:00
Danny Smith e60cc41502 * emultempl/pe.em (gld_${EMULATION_NAME}_before_parse): Set
default entry symbol to ENTRY here.
	* scripttempl/pe.sc: Not here.
2005-10-05 08:07:51 +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