Age | Commit message (Collapse) | Author | Files | Lines |
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(mips_elf_higher, mips_elf_highest,
mips_elf_create_dynamic_relocation): Use MINUS_ONE and MINUS_TWO for
some bfd_vma values.
(_bfd_mips_elf_finish_dynamic_symbol): Likewise. Code cleanup.
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* 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.
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a zero symndx for which we hadn't accounted a dynamic relocation.
(_frvfdpic_add_rofixup): Likewise.
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Propagate IMAGE_FILE_LARGE_ADDRESS_AWARE.
* peXXigen.c (_bfd_XX_print_private_bfd_data_common): Recognize
IMAGE_FILE_LARGE_ADDRESS_AWARE. Use PE defines.
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immediately if there's no link info.
(elf32_frvfdpic_copy_private_bfd_data): New.
(bfd_elf32_bfd_copy_private_bfd_data): Use it for frvfdpic.
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filename argument is null; do not call strlen on a null pointer.
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special case.
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* configure: Rebuilt.
* targets.c (bfd_elf32_frvfdpic_vec): New.
* config.bfd: Enable it on frv-*-elf and frv-*-*linux*, as default
on the latter.
* elf32-frv.c: Prefix all identifiers added for FDPIC support with
frvfdpic instead of frv. Rearrange elf-target macros such that
the FDPIC-specific ones are only defined for this new target
vector.
(bfd_elf32_frvfdpic_vec): Declare.
(IS_FDPIC): New.
(elf32_frv_relocate_section): Use it to enable segment checking
and to control rofixup emission. Add output section vma to
applied relocation in non-LOAD non-ALLOC sections. Use
_bfd_error_handler for errors.
(_frv_create_got_section): Create .rel.got and .rofixup only in
FDPIC. Create non-dynamic _gp at .got+2048 in non-FDPIC, like the
linker script.
(elf32_frvfdpic_size_dynamic_sections): Assume FDPIC.
(elf32_frvfdpic_modify_segment_map): Likewise.
(elf32_frv_finish_dynamic_sections): New, do-nothing.
(elf32_frvfdpic_finish_dynamic_sections): Assume FDPIC. Improve
error message if we miscompute the rofixup size.
(frvfdpic_elf_use_relative_eh_frame): Assume FDPIC.
(frvfdpic_elf_encode_eh_address): Likewise.
(elf32_frv_check_relocs): Reject FDPIC-only relocs in non-FDPIC.
Record relocs only in FDPIC. Make sure _gp is defined for GPREL
relocs. Reject unknown relocation types.
(elf32_frv_object_p): Make sure target vector matches FDPIC bits.
(frv_elf_merge_private_bfd_data): Likewise.
(ELF_MAXPAGESIZE): Revert to 0x1000 for elf32-frv; keep it as
0x4000 for newly-added elf32-frvfdpic.
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(unchecked-for) NULL.
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SEC_MERGE sections.
* elflink.c (elf_link_input_bfd): Adjust output reloc index for
those against discarded link-once and SEC_MERGE section symbols.
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2004-05-02 H.J. Lu <hongjiu.lu@intel.com>
* section.c (bfd_get_section_by_name_if): New.
* bfd-in2.h: Regenerated.
gas/
2004-05-02 H.J. Lu <hongjiu.lu@intel.com>
* config/obj-elf.c (get_section): Return bfd_boolean.
(obj_elf_change_section): Call bfd_get_section_by_name_if
instead of bfd_map_over_sections.
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bfd_hash_entry, not just "next" from existing entry.
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* elf.c (bfd_section_from_shdr): Maintain the section order in
a section group.
(special_sections): Add ".note.GNU-stack".
(elf_fake_sections): Handle section group for relocatable
link..
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* section.c (bfd_sections_find_if): New.
* bfd-in2.h: Regenerated.
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* elf-bfd.h (bfd_elf_is_group_section): Declare.
* elf.c (bfd_elf_is_group_section): New function.
* elfxx-target.h (bfd_elfNN_bfd_is_group_section
* section.c (bfd_generic_is_group_section): New function.
* targets.c (struct bfd_target): Add _bfd_is_group_section field.
(BFD_JUMP_TABLE_LINK): Adjust.
* aout-adobe.c (aout_32_bfd_is_group_section): Define.
* aout-target.h (MY_bfd_is_group_section): Define.
* aout-tic30.c (MY_bfd_is_group_section): Define.
* bfd.c (bfd_is_group_section): Define.
* binary.c (binary_bfd_is_group_section): Define.
* bout.c (b_out_bfd_is_group_section): Define.
* coff-alpha.c (_bfd_ecoff_bfd_is_group_section): Define.
* coff-mips.c (_bfd_ecoff_bfd_is_group_section): Define.
* coff-rs6000.c (rs6000coff_vec, pmac_xcoff_vec): Adjust.
* coff64-rs6000.c (rs6000coff64_vec, aix5coff64_vec): Adjust.
* coffcode.h (coff_bfd_is_group_section): Define.
* i386msdos.c (msdos_bfd_is_group_section): Define.
* i386os9k.c (os9k_bfd_is_group_section): Define.
* ieee.c (ieee_bfd_is_group_section): Define.
* ihex.c (ihex_bfd_is_group_section): Define.
* libbfd-in.h (_bfd_nolink_bfd_is_group_section): Define.
* mach-o.c (bfd_mach_o_bfd_is_group_section): Define.
* mmo.c (mmo_bfd_is_group_section): Define.
* nlm-target.h (nlm_bfd_is_group_section): Define.
* oasys.c (oasys_bfd_is_group_section): Define.
* pef.c (bfd_pef_bfd_is_group_section): Define.
* ppcboot.c (ppcboot_bfd_is_group_section): Define.
* srec.c (srec_bfd_is_group_section): Define.
* tekhex.c (tekhex_bfd_is_group_section): Define.
* versados.c (versados_bfd_is_group_section): Define.
* vms.c (vms_bfd_is_group_section): Define.
* xsym.c (bfd_sym_bfd_is_group_section): Define.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
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* configure: Regenerate.
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2004-04-28 Chris Demetriou <cgd@broadcom.com>
* reloc.c: Remove BFD_RELOC_PCREL_HI16_S and BFD_RELOC_PCREL_LO16.
* bfd-in2.h: Regenerate.
* libbfd.h: Likewise.
[ gas/ChangeLog ]
2004-04-28 Chris Demetriou <cgd@broadcom.com>
* config/tc-mips.c (HAVE_32BIT_ADDRESSES, append_insn, macro_build)
(load_address, macro, mips_ip, md_parse_option)
(mips_force_relocation, mips_validate_fix, md_apply_fix3)
(s_change_sec, pic_need_relax, tc_gen_reloc): Remove all
embedded-PIC handling, and update comments.
(SWITCH_TABLE): Remove.
* config/tc-mips.h (DIFF_EXPR_OK): Delete.
(enum mips_pic_level): Remove EMBEDDED_PIC.
(EXTERN_FORCE_RELOC): Remove embedded-PIC handling.
(TC_FORCE_RELOCATION): Update comment.
* ecoff.c (ecoff_build_lineno): Add comment about some code that
might be safe to remove now that MIPS embedded-PIC is gone.
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dup_common fields.
(setup_sections): Use som_subspace_dictionary_record struct instead
subspace_dictionary_record. Set SEC_LINK_ONCE if subspace is
is_comdat, is_common or dup_common.
(som_prep_headers): Use som_subspace_dictionary_record struct. Set
is_comdat, is_common and dup_common in section subspace_dict from
copy_data.
(som_begin_writing): Use som_subspace_dictionary_record struct.
(som_finish_writing): Likewise.
(som_bfd_derive_misc_symbol_info): Add support to set is_comdat,
is_common and dup_common flags in info for symbol. Add comment
regarding linker support for these fields. Slightly reorganize
function.
(som_build_and_write_symbol_table): Set is_comdat, is_common and
dup_common fields in symbol table from symbol info.
(bfd_som_set_subsection_attributes): Add comdat, common and dup_common
arguments. Set corresponding fields in copy_data. Change all callers.
(som_bfd_ar_write_symbol_stuff): Set dup_common flag in library
symbol table.
(som_vec): Add SEC_LINK_ONCE to applicable section flags.
* som.h (som_subspace_dictionary_record): Define.
(som_copyable_section_data_struct): Add is_comdat, is_common and
dup_common fields.
(som_section_data_struct): Use som_subspace_dictionary_record struct
instead of subspace_dictionary_record.
(bfd_boolean bfd_som_set_subsection_attributes): Adjust prototype.
* config/obj-som.c (obj_som_init_stab_section): Add new arguments in
call to obj_set_subsection_attributes.
(obj_som_init_stab_section): Likewise.
* config/tc-hppa.c (default_subspace_dict): Add comdat field.
(pa_def_subspaces): Provide comdat default.
(pa_subspace): Handle new "comdat" parameter. Set SEC_LINK_ONCE and
not SEC_IS_COMMON if section is comdat, common or dup_common. Update
calls to create_new_subspace and update_subspace to pass comdat flag.
(create_new_subspace, update_subspace): Add new comdat argument. Use
it in calls to obj_set_subsection_attributes.
* doc/c-hppa.texi (.subspa, .nsubspa): Document new comdat parameter
and use of comdat, common and dup_comm parameters.
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if set. Check reloc_done flag before applying relocations. Use
output addresses, both when applying relocations and when comparing
against the specified section.
(elf_xtensa_relocate_section): Use output address to check if dynamic
reloc is in a literal pool. Set section's reloc_done flag.
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* elf32-sh64.c (elf_backend_section_flags): New. Defined.
(sh64_elf_set_mach_from_flags): Remove the kludge for .cranges
section.
(sh64_elf_section_flags): New. Set SEC_DEBUGGING for .cranges
section.
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structure field removed in 2004-04-24 patch.
* elf64-sparc.c (sparc64_elf_plt_sym_val): Warning fix.
* elf-bfd.h (struct elf_backend_data <elf_backend_section_flags>):
Constify hdr arg.
* elf32-arm.h (elf32_arm_section_flags): Likewise.
* elf64-alpha.c (elf64_alpha_section_flags): Likewise.
* elfxx-ia64.c (elfNN_ia64_section_flags): Likewise.
* elf.c (_bfd_elf_make_section_from_shdr): Set the bfd_section
field before calling elf_backend_section_flags.
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