* elf-bfd.h (ELF_LINK_POINTER_EQUALITY_NEEDED): Define new flag.
* elf.c (_bfd_elf_link_hash_copy_indirect): Copy it.
* elf32-i386.c (elf_i386_copy_indirect_symbol): Likewise.
(elf_i386_check_relocs): Set it.
(elf_i386_finish_dynamic_symbol): If it is not set,
clear st_value of SHN_UNDEF symbol.
* 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.
elf32-ppc.c. Add ELF_LINK_FORCED_LOCAL check.
* elf32-ppc.c: (SYMBOL_REFERENCES_LOCAL, SYMBOL_CALLS_LOCAL): Delete.
(allocate_dynrelocs): Use SYMBOL_REFERENCES_LOCAL for dynreloc check.
(ppc_elf_relocate_section): Likewise.
* elf64-ppc.c (allocate_dynrelocs): Likewise.
(ppc64_elf_relocate_section): Likewise. Use for .got relocs too.
(ppc64_elf_adjust_dynamic_symbol): Don't assume symbols with .plt
relocs need no other types.
* elf32-i386.c (allocate_dynrelocs): Use SYMBOL_REFERENCES_LOCAL for
dynreloc check.
(elf_i386_relocate_section): Likewise. Use for .got relocs too.
(elf_i386_finish_dynamic_symbol): Use SYMBOL_REFERENCES_LOCAL for
.got relocs.
non-default visibility, a) don't make them dynamic, b) discard
space for dynamic relocs.
* elf64-x86-64.c (allocate_dynrelocs): Likewise.
* elf32-ppc.c (allocate_dynrelocs): For undef weak syms with
non-default visibility, a) don't allocate plt entries, b) don't
allocate .got relocs, c) discard dyn rel space,
(ppc_elf_relocate_section): d) don't generate .got relocs, e)
don't generate dynamic relocs.
* elf64-ppc.c (allocate_dynrelocs): As above.
(ppc64_elf_relocate_section): As above.
weakdef sym has already been adjusted before treating it specially.
* elf32-i386.c (elf_i386_copy_indirect_symbol): Don't copy
ELF_LINK_NON_GOT_REF for weakdefs when symbol already adjusted.
* elf64-ppc.c (ppc64_elf_copy_indirect_symbol): Likewise.
(ppc64_elf_check_relocs): Set ELF_LINK_NON_GOT_REF.
(ppc_elf_adjust_dynamic_symbol): For weak symbols, copy
ELF_LINK_NON_GOT_REF from weakdef.
* elf64-ppc.c (ELIMINATE_COPY_RELOCS): Define as one.
(ppc64_elf_adjust_dynamic_symbol): For weak symbols, copy
ELF_LINK_NON_GOT_REF from weakdef.
* elf32-i386.c (ELIMINATE_COPY_RELOCS): Define as one. Use throughout.
(elf_i386_adjust_dynamic_symbol): For weak symbols, copy
ELF_LINK_NON_GOT_REF from weakdef.
to DT_JMPREL. Use srelplt input section size for DT_PLTRELSZ and
DT_RELSZ adjustment, not output section. Avoid writing tags when
unchanged. Don't assume linker script is sane, adjust DT_REL too.
* elf32-hppa.c (elf32_hppa_finish_dynamic_sections): Just use raw
size of srelplt for DT_PLTRELSZ. Use srelplt input section size for
DT_RELASZ adjustment, not output section. Avoid writing tags when
unchanged. Adjust DT_RELA.
* elf64-ppc.c (ppc64_elf_finish_dynamic_sections): Tweaks for better
formatting. Avoid writing tags when unchanged. Adjust DT_RELA.
* reloc.c (BFD_RELOC_386_TLS_TPOFF, BFD_RELOC_386_TLS_IE,
BFD_RELOC_386_TLS_GOTIE): Add.
* bfd-in2.h, libbfd.h: Rebuilt.
* elf32-i386.c (elf_howto_table): Add R_386_TLS_TPOFF, R_386_TLS_IE
and R_386_TLS_GOTIE.
(elf_i386_reloc_type_lookup): Handle it.
(struct elf_i386_link_hash_entry): Change tls_type type to unsigned
char instead of enum, change GOT_* into defines.
(GOT_TLS_IE_POS, GOT_TLS_IE_NEG, GOT_TLS_IE_BOTH): Define.
(elf_i386_tls_transition): Handle R_386_TLS_IE and R_386_TLS_GOTIE.
(elf_i386_check_relocs): Likewise. Avoid crash if local symbol is
accessed both as normal and TLS symbol. Move R_386_TLS_LDM and
R_386_PLT32 cases so that R_386_TLS_IE can fall through.
Handle R_386_TLS_LE_32 and R_386_TLS_LE in shared libs.
(elf_i386_gc_sweep_hook): Handle R_386_TLS_IE and R_386_TLS_GOTIE.
Handle R_386_TLS_LE_32 and R_386_TLS_LE in shared libs.
(allocate_dynrelocs): Allocate 2 .got and 2 .rel.got entries if
tls_type is GOT_TLS_IE_BOTH.
(elf_i386_size_dynamic_sections): Likewise.
(elf_i386_relocate_section): Handle R_386_TLS_IE and R_386_TLS_GOTIE.
Handle R_386_TLS_LE_32 and R_386_TLS_LE in shared libs.
(elf_i386_finish_dynamic_symbol): Use tls_type & GOT_TLS_IE to catch
all 4 GOT_TLS_* TLS types.
gas/
* config/tc-i386.c (tc_i386_fix_adjustable): Handle
BFD_RELOC_386_TLS_IE and BFD_RELOC_386_TLS_GOTIE.
(BFD_RELOC_386_TLS_IE, BFD_RELOC_386_TLS_GOTIE): Define to 0
if not defined.
(lex_got): Handle @GOTNTPOFF and @INDNTPOFF.
(md_apply_fix3, tc_gen_reloc): Handle BFD_RELOC_386_TLS_IE and
BFD_RELOC_386_TLS_GOTIE.
gas/testsuite/
* gas/i386/tlspic.s: Add tests.
* gas/i386/tlspic.d: Regenerated.
* gas/i386/tlsnopic.s: Add tests.
* gas/i386/tlsnopic.d: Regenerated.
include/
* elf/i386.h (R_386_TLS_TPOFF, R_386_TLS_IE, R_386_TLS_GOTIE):
Define.
ld/testsuite/
* ld-i386/i386.exp: New.
* ld-i386/tlsbin.dd: New test.
* ld-i386/tlsbinpic.s: New test.
* ld-i386/tlsbin.rd: New test.
* ld-i386/tlsbin.s: New test.
* ld-i386/tlsbin.sd: New test.
* ld-i386/tlsbin.td: New test.
* ld-i386/tlslib.s: New test.
* ld-i386/tlsnopic1.s: New test.
* ld-i386/tlsnopic2.s: New test.
* ld-i386/tlsnopic.dd: New test.
* ld-i386/tlsnopic.rd: New test.
* ld-i386/tlsnopic.sd: New test.
* ld-i386/tlspic1.s: New test.
* ld-i386/tlspic2.s: New test.
* ld-i386/tlspic.dd: New test.
* ld-i386/tlspic.rd: New test.
* ld-i386/tlspic.sd: New test.
* ld-i386/tlspic.td: New test.
* elf32-i386.c: Don't defined ELF_ARCH etc. if this file is included
by a target variant implementation.
* elf64-alpha.c: Likewise.
* elf32-i386-fbsd.c: New file.
* elf64-alpha-fbsd.c: New file.
* targets.c: Support bfd_elf32_i386_freebsd_vec and
bfd_elf64_alpha_freebsd_vec.
* configure.in: Accept the vectors bfd_elf32_i386_freebsd_vec,
bfd_elf64_alpha_freebsd_vec.
* Makefile.am (BFD32_BACKENDS): Add elf32-i386-fbsd.lo.
(BFD32_BACKENDS_CFILES): Add elf32-i386-fbsd.c.
(BFD64_BACKENDS): Add elf64-alpha-fbsd.lo.
(BFD64_BACKENDS_CFILES): Add elf64-alpha-fbsd.c.
(elf32-i386-fbsd.lo, elf64-alpha-fbsd.lo): Add dependencies.
* config.bfd: For FreeBSD targets, set targ_defvec to a FreeBSD
specific targets. Define OLD_FREEBSD_ABI_LABEL if appropriate.
* config/tc-i386.h (ELF_TARGET_FORMAT): New macro.
(TARGET_FORMAT): Use ELF_TARGET_FORMAT instead of "elf32-i386".
* config/tc-i386.c (i386_target_format): Likewise.
* config/tc-alpha.h (ELF_TARGET_FORMAT): New macro.
(TARGET_FORMAT): Use ELF_TARGET_FORMAT instead of "elf64-alpha".
* emulparams/elf_i386_fbsd.sh: Set OUTPUT_FORMAT to
elf32-i386-freebsd.
* emulparams/elf64alpha_fbsd.sh: Set OUTPUT_FORMAT to
elf64-alpha-freebsd.
Approved by: Alan Modra <amodra@bigpond.net.au>
Message-ID: <20020715021113.GJ30362@bubble.sa.bigpond.net.au>
