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
586196d51c
* genscripts.sh: Fix typo.
2004-01-28 13:42:26 +00:00
1dd3bf6876
* genscripts.sh: Apply $LIBPATH_SUFFIX to $tool_lib and $libdir too.
2004-01-28 13:31:30 +00:00
8fbdf3ab38
* Makefile.am (GENSCRIPTS_EXTRA, GEN_EXTRA_DEPENDS): Remove. Use
...
GENSCRIPTS and GEN_DEPENDS in place of these.
* Makefile.in: Regenerate.
* genscripts_extra.sh: Delete. Merge extra functionality to..
* genscripts.sh: ..here.
* emulparams/gld960.sh (TEXT_START_ADDR, TARGET_PAGE_SIZE): Define.
* emulparams/gld960coff.sh (TEXT_START_ADDR, TARGET_PAGE_SIZE): Ditto.
* emulparams/lnk960.sh (TEXT_START_ADDR, TARGET_PAGE_SIZE): Ditto.
* emulparams/m88kbcs.sh (TEXT_START_ADDR, TARGET_PAGE_SIZE): Ditto.
* emulparams/vanilla.sh (TEXT_START_ADDR, TARGET_PAGE_SIZE): Ditto.
2003-10-16 08:46:35 +00:00
f22f5fcd02
* genscripts.sh (libpath.exp): Only generate for first emulation.
...
(LIB_PATH): Correct order of paths. Don't add $tool_lib when
already present or when LIB_PATH is set to ":".
2003-08-13 08:38:23 +00:00
36af4a4e51
bfd/
...
* elflink.h (elf_link_add_object_symbols): Use !info->executable
instead of info->shared where appropriate.
(bfd_elfNN_size_dynamic_sections, elf_link_output_extsym): Likewise.
* elflink.c (_bfd_elf_create_got_section): Likewise.
(_bfd_elf_link_create_dynamic_sections): Likewise.
(_bfd_elf_link_assign_sym_version): Likewise.
* elf32-i386.c (elf_i386_size_dynamic_sections): Create .interp section
and DT_DEBUG dynamic tag even for position independent executables.
* elf32-ppc.c (ppc_elf_size_dynamic_sections): Likewise.
* elf32-s390.c (elf_s390_size_dynamic_sections: Likewise.
* elf64-ppc.c (ppc64_elf_size_dynamic_sections: Likewise.
* elf64-s390.c (elf_s390_size_dynamic_sections: Likewise.
* elf64-x86-64.c (elf64_x86_64_size_dynamic_sections: Likewise.
* elfxx-ia64.c (elfNN_ia64_size_dynamic_sections: Likewise.
* elf32-sparc.c (elf32_sparc_size_dynamic_sections: Likewise.
* elf64-alpha.c (elf64_alpha_size_dynamic_sections: Likewise.
* elf64-sparc.c (sparc64_elf_size_dynamic_sections: Likewise.
include/
* bfdlink.h (struct bfd_link_info): Add pie and executable
bits.
ld/
* lexsup.c (OPTION_PIE): Define.
(ld_options): Add -pie and --pic-executable options.
(parse_args): Handle OPTION_PIE.
* ldmain.c (main): Initialize link_info.pie and
link_info.executable.
* genscripts.sh: Generate PIE scripts.
* ld.texinfo: Document -pie and --pic-executable options.
* emultempl/elf32.em (gld${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
cdaeef2eb5
ld/
...
2003-05-30 H.J. Lu <hongjiu.lu@intel.com>
* genscripts.sh: Create tmpdir/libpath.exp.
ld/testsuite/
2003-05-30 H.J. Lu <hongjiu.lu@intel.com>
* config/default.exp: Load tmpdir/libpath.exp.
(gcc_ld_flag): Set from $libpath.
2003-05-30 13:23:25 +00:00
d460ab5823
* genscripts.sh (LIB_PATH): Don't append LIBPATH_SUFFIX to paths
...
which already have it. Avoid duplicates.
2003-02-07 14:21:03 +00:00
9c8ebd6a51
* Makefile.am (eelf32iq10.c): Fix tab/whitespace mixup.
...
* Makefile.am (ldmain.o): Add @TARGET_SYSTEM_ROOT_DEFINE@.
(GENSCRIPTS): Add @use_sysroot@.
* Makefile.in: Regenerated.
* configure.host: Move setting of NATIVE_LIB_DIRS to...
* configure.tgt: ... here. Use ${target} instead of ${host}
for NATIVE_LIB_DIRS.
* configure.in: Add --with-sysroot.
* configure: Regenerated.
* genscripts.sh: Accept use_sysroot option. Set new variables
NATIVE and USE_LIBPATH. Prepend "=" to directory names if
$use_sysroot. Don't search $tool_lib if $use_sysroot.
* ldfile.c (ldfile_add_library_path): Handle leading '='.
* ldmain.c (TARGET_SYSTEM_ROOT): Define if not defined.
(ld_sysroot): New variable.
(main): Initialize ld_sysroot.
* ldmain.h (ld_sysroot): New extern.
* emultempl/elf32.em: Use NATIVE and USE_LIBPATH instead of
searching $EMULATION_LIBPATH.
(gld${EMULATION_NAME}_add_sysroot): New function.
(gld${EMULATION_NAME}_check_ld_so_conf): Use it. Honor ld_sysroot.
(gld${EMULATION_NAME}_after_open): Likewise. Only search
environment variables if $NATIVE.
* ld.texinfo (Options): Mention "=" prefix in the description of -L.
* NEWS: Mention --with-sysroot.
* emulparams/elf32bmipn32-defs.sh: Set NATIVE and LIBPATH_SUFFIX
instead of setting LIB_PATH.
* emulparams/elf32ppc.sh: Likewise.
* emulparams/elf64_s390.sh: Likewise.
* emulparams/elf64_sparc.sh: Likewise.
* emulparams/elf64ppc.sh: Likewise.
* emulparams/elf_x86_64.sh: Likewise.
* emulparams/elf64_aix.sh: Add "=" prefixes to LIB_PATH.
* emulparams/elf64hppa.sh: Add "=" prefixes to LIB_PATH.
2003-01-06 16:14:01 +00:00
1ddd7b13ed
* genscripts.sh (SEGMENT_SIZE): Use MAXPAGESIZE before
...
TARGET_PAGE_SIZE.
* scripttempl/elf.sc (DATA_SEGMENT_ALIGN): Incorporate
SEGMENT_SIZE alignment.
* emulparams/elf64ppc.sh (DATA_ADDR): Delete.
(SEGMENT_SIZE): Define.
2002-09-25 07:21:08 +00:00
eb3d6bb8dc
* genscripts.sh (LIB_PATH): For native targets, concatenate $libdir
...
and $NATIVE_LIB_DIRS. Add $tool_lib before other libs.
(LIB_SEARCH_DIRS): No need to use "tr".
(COMPILE_IN): Only set for native targets.
* configure.host (NATIVE_LIB_DIRS): Specify all native search dirs
here, rather than adding lib:/usr/lib:/usr/local/lib in genscripts.sh.
* configure.tgt (powerpc*): Set tdir_*.
(powerpcle*): Correct targ_extra_emuls.
* emulparams/elf32ppc.sh (LIB_PATH): Set up native 64 bit dirs.
* emulparams/elf64ppc.sh (LIB_PATH): Likewise.
2002-05-22 08:44:53 +00:00
79b1faa874
* genscripts.sh (LIB_SEARCH_DIRS): Quote path.
2002-03-21 05:35:39 +00:00
e24d7c123d
2001-10-05 H.J. Lu <hjl@gnu.org>
...
* genscripts.sh: Fix a typo in the last change.
2001-10-05 16:40:23 +00:00
cedd6b0d8e
* genscripts.sh: Include a comment at the top of each generated
...
script, explaining its purpose.
2001-10-03 21:36:43 +00:00
db6751f2e7
* elf-bfd.h (enum elf_reloc_type_class): New.
...
(struct elf_backend_data): Add elf_backend_reloc_type_class.
(_bfd_elf_reloc_type_class): New.
* elfxx-target.h (elf_backend_reloc_type_class): Define.
(elfNN_bed): Add elf_backend_reloc_type_class.
* elf.c (_bfd_elf_reloc_type_class): New.
* elf32-i386.c (elf_i386_check_relocs): Set DF_TEXTREL if the reloc
is against read-only section.
(elf_i386_size_dynamic_sections): Use DF_TEXTREL flag instead of
looking up section names for DT_TEXTREL.
(elf_i386_reloc_type_class): New.
(elf_backend_reloc_type_class): Define.
* elf32-sparc.c (elf32_sparc_check_relocs): Set DF_TEXTREL if the
reloc is against read-only section.
(elf32_sparc_size_dynamic_sections): Use DF_TEXTREL flag instead of
looking up section names for DT_TEXTREL.
(elf32_sparc_reloc_type_class): New.
(elf_backend_reloc_type_class): Define.
* elf64-sparc.c (sparc64_elf_check_relocs): Set DF_TEXTREL if the
reloc is against read-only section.
(sparc64_elf_size_dynamic_sections): Use DF_TEXTREL flag instead of
looking up section names for DT_TEXTREL.
(sparc64_elf_reloc_type_class): New.
(elf_backend_reloc_type_class): Define.
* elfxx-ia64.c (struct elfNN_ia64_link_hash_table): Add reltext field.
(elfNN_ia64_hash_table_create): Clear ia64_info.
(get_reloc_section): Set DF_TEXTREL if the reloc is against read-only
section.
(elfNN_ia64_size_dynamic_sections): Use ia64_info->reltext flag
instead of looking up section names for DT_TEXTREL.
(elfNN_ia64_reloc_type_class): New.
(elf_backend_reloc_type_class): Define.
* elflink.h (size_dynamic_sections): Add spare DT_NULL tags.
(struct elf_link_sort_rela): New.
(elf_link_sort_cmp1, elf_link_sort_cmp2, elf_link_sort_relocs): New.
(elf_bfd_final_link): Call elf_link_sort_relocs.
Convert one spare DT_NULL into DT_RELCOUNT resp. DT_RELACOUNT if
necessary.
* bfdlink.h (struct bfd_link_info): Add combreloc and
spare_dynamic_tags fields.
* emultempl/elf32.em (place_orphan): Place orphan .rel* sections
into .rel.dyn resp. .rela.dyn if combreloc.
(get_script): If .x linker script is equal to .xn, only put it
once into the binary.
Add .xc and .xsc scripts.
(parse_args): Handle -z combreloc and -z nocombreloc.
* scripttempl/elf.sc (.rela.sbss): Fix a typo.
For .xc and .xsc scripts put all .rel* or .rela* input sections
but .rel*.plt and PLT-like sections into .rel.dyn resp. .rela.dyn.
* genscripts.sh (GENERATE_COMBRELOC_SCRIPT): Set if SCRIPT_NAME
is elf.
Strip trailing whitespace from script.
Generate .xc and .xsc scripts if requested.
* ldmain.c (main): Initialize link_info.combreloc and
link_info.spare_dynamic_tags.
* lexsup.c (OPTION_SPARE_DYNAMIC_TAGS): Define.
(ld_options): Add --spare-dynamic-tags option.
(parse_args): Likewise.
* ld.texinfo: Document -z combreloc and -z nocombreloc.
* ldint.texinfo: Document .xc and .xsc linker scripts.
* NEWS: Add notes about -z combreloc and SHF_MERGE.
2001-08-23 15:14:18 +00:00
179c732cf6
* genscripts.sh: Source the emulparams script before each output
...
script is generated so that variables like `RELOCATING' may affect
variables defined in the emulparams script.
2001-08-08 13:14:38 +00:00
d9fc371418
Allow Maciej to select weird --libdir options and still select
...
tooldir correctly.
2001-01-22 13:50:17 +00:00
3336653ad1
* Makefile.am (GENSCRIPTS): Pass EMULATION_LIBPATH, not EMUL.
...
* configure.in (all_emuls): Add targ_extra_libpath.
(all_libpath, EMULATION_LIBPATH): Define.
* configure.tgt (powerpc-*-linux-gnu*): Define targ_extra_libpath.
* genscripts.sh (LIB_PATH): Define if emulation in EMULATION_LIBPATH.
1999-06-18 15:25:45 +00:00
252b5132c7
19990502 sourceware import
1999-05-03 07:29:11 +00:00
Jakub Jelinek