* 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_h8_relax_section) <R_H8_DIR16A8>: Adjust position of relocation.
<R_H8_DIR32A16>: Fix type of relocation.
* ld-h8300/h8300.exp: Replace loop with explicit list. Run relax.d
unconditionally. Run relax-2.d for *-elf targets.
* ld-h8300/relax.d: Fix typo.
* ld-h8300/relax.s: Add 0x prefixes.
* ld-h8300/relad-2.[sd]: New test.
create_got_section if we already have done so.
* elf32-sh.c (sh_elf_create_dynamic_sections): Likewise.
(sh_elf_check_relocs): Likewise.
(sh_elf_adjust_dynamic_symbol): Delete "dynobj" var. Use
htab->root.dynobj instead.
(sh_elf_check_relocs): Likewise.
(sh_elf_finish_dynamic_sections): Likewise.
_restf* to be satisfied by shared libs, and always force them local.
(toc_adjusting_stub_needed): Avoid scanning linker created sections.
Correct test for "bl".
(ppc64_elf_relocate_section <R_PPC64_TLS>): Correct test for
primary opcode 31.
(ppc64_elf_next_input_section): Use it here to set has_gp_reloc.
Return error condition.
(ppc64_elf_size_stubs): Restrict toc adjusting stubs to sections
that have has_gp_reloc set.
(struct ppc_link_hash_table): Add stub_count.
(ppc_build_one_stub): Increment it.
(ppc64_elf_link_hash_table_create): zmalloc rather than clearing
individual fields.
* elf64-ppc.h (ppc64_elf_next_input_section): Update prototype.
2003-06-17 H.J. Lu <hongjiu.lu@intel.com>
* section.c (struct sec): Put back kept_section.
(STD_SECTION): Put back kept_section initialization.
* bfd-in2.h: Regenerate.
* elflink.h (elf_link_input_bfd): Also check discarded linkonce
sections for relocateable output. Use kept_section to preserve
debug information discarded by linkonce.
ld/
2003-06-17 H.J. Lu <hongjiu.lu@intel.com>
* ldlang.c (section_already_linked): Put back assignment of
kept_section.
input_list.
(ppc64_elf_link_hash_table_create): Init input_list here.
(ppc64_elf_setup_section_lists): Remove code setting up input lists
per output section. Set toc_off for abs and other standard sections.
(ppc64_elf_reinit_toc): Don't set elf_gp on input bfds lacking a toc.
(ppc64_elf_next_input_section): Adjust for single input section list.
Don't set toc_curr from input bfds that haven't set elf_gp.
(group_sections): Adjust for single input section list.
tls, check that a TOC16_DS or TOC16_LO_DS reloc isn't pointing to a
dtprel entry. Ensure TLS_LD DTPMOD reloc has a zero addend. Write
got section for RELATIVE relocs. Fix wrong comment. Change condition
under which dynamic relocs update the section contents.
(elf_mips_howto_table_rel): Use it.
(gprel32_with_gp): Move prototype.
(mips_elf_hi16_reloc): Check for ! BSF_LOCAL instead of zero addend.
Use mips_elf_generic_reloc.
(mips_elf_got16_reloc): Check for ! BSF_LOCAL instead of zero addend.
Code cleanup.
(_bfd_mips_elf32_gprel16_reloc): Check for ! BSF_LOCAL instead of
zero addend.
(mips_elf_gprel32_reloc): Likewise. Use the same GP assignment logic
as in the other *_gprel*_reloc functions.
(gprel32_with_gp): Handle partial_inplace properly.
(mips32_64bit_reloc): Use mips_elf_generic_reloc.
(mips16_gprel_reloc): Check for ! BSF_LOCAL instead of zero addend.
Do addend handling directly instead of calling
_bfd_mips_elf_gprel16_with_gp. Handle partial_inplace properly.
* elf64-mips.c (mips_elf64_hi16_reloc): Check for ! BSF_LOCAL instead
of zero addend. Handle partial_inplace properly.
(mips_elf64_got16_reloc): Check for ! BSF_LOCAL instead of zero
addend.
(mips_elf64_gprel16_reloc): Likewise.
(mips_elf64_literal_reloc): Likewise.
(mips_elf64_gprel32_reloc): Likewise. Use the same GP assignment
logic as in the other *_gprel*_reloc functions. Handle
partial_inplace properly.
(mips_elf64_shift6_reloc): Check for ! BSF_LOCAL instead of zero
addend. Handle partial_inplace properly.
(mips16_gprel_reloc): Likewise. Do addend handling directly instead
of calling _bfd_mips_elf_gprel16_with_gp.
* elfn32-mips.c (mips_elf_got16_reloc): Check for BSF_LOCAL.
(mips_elf_gprel32_reloc): Check for ! BSF_LOCAL instead
of zero addend.
(mips_elf_shift6_reloc): Handle partial_inplace properly.
(mips16_gprel_reloc): Likewise. Do addend handling directly instead
of calling _bfd_mips_elf_gprel16_with_gp.
* elfxx-mips.c (_bfd_mips_elf_gprel16_with_gp): Handle
partial_inplace properly. Fix wrong addend handling. Fix overflow
check.
(_bfd_mips_elf_sign_extend): Renamed from mips_elf_sign_extend and
exported.
(mips_elf_calculate_relocation): Use _bfd_mips_elf_sign_extend.
(_bfd_mips_elf_relocate_section): Likewise.
(mips_elf_create_dynamic_relocation): Update sec_info_type access.
* elfxx-mips.h (_bfd_mips_relax_section): Fix prototype declaration.
(_bfd_mips_elf_sign_extend): New prototype.
* config/tc-mips.c (md_pcrel_from): Return actual pcrel address.
(md_apply_fix3): Ignore non-special relocations. Remove superfluous
exceptions from size assert. Remove most of the addend fixup
specialcasing. Remove value, use valP directly. simplify fx_addnumber
handling. Remove zero addend specialcases.
(tc_gen_reloc): Use appropriate value for reloc2 addend. Remove
the addend fixup specialcase.
* config/tc-mips.h (MD_APPLY_SYM_VALUE): Define as 0.
R_MIPS_GNU_REL16_S2 support.
(bfd_elf64_bfd_reloc_type_lookup): Use it.
(mips_elf64_rtype_to_howto): Use it.
* elfn32-mips.c (elf_mips_gnu_rel16_s2): Add internally used
R_MIPS_GNU_REL16_S2 support.
(bfd_elf32_bfd_reloc_type_lookup): Use it.
(mips_elf_n32_rtype_to_howto): Use it.
Alexandre Oliva <aoliva@redhat.com>
* elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Adjust
pic tests, change to warning.
(_bfd_mips_elf_final_link): Remove EF_MIPS_CPIC flag setting.
2003-05-07 Eric Christopher <echristo@redhat.com>
* config/tc-mips.c (mips_abicalls): New variable.
(md_parse_option): Use.
(s_option): Ditto.
(s_abicalls): Ditto.
(mips_elf_final_processing): Set EF_MIPS_PIC and
EF_MIPS_CPIC dependent on above.
* elf.c (bfd_elf_bfd_from_remote_memory): New function.
* bfd-in.h: Declare it.
* bfd-in2.h: Regenerated.
* elfcode.h (NAME(_bfd_elf,bfd_from_remote_memory)): New function.
* elf-bfd.h (struct elf_backend_data): New function pointer member
elf_backend_bfd_from_remote_memory.
(_bfd_elf32_bfd_from_remote_memory, _bfd_elf64_bfd_from_remote_memory):
Declare them.
* elfxx-target.h (elf_backend_bfd_from_remote_memory): New macro.
(elfNN_bed): Add that to the initializer.
* elf.c (bfd_elf_bfd_from_remote_memory): New function.
* bfd-in.h: Declare it.
* elfcode.h (NAME(_bfd_elf,bfd_from_remote_memory)): New function.
* elf-bfd.h (struct elf_backend_data): New function pointer member
elf_backend_bfd_from_remote_memory.
(_bfd_elf32_bfd_from_remote_memory, _bfd_elf64_bfd_from_remote_memory):
Declare them.
* elfxx-target.h (elf_backend_bfd_from_remote_memory): New macro.
(elfNN_bed): Add that to the initializer.
* elf.c (bfd_elf_bfd_from_remote_memory): New function.
* bfd-in.h: Declare it.
* elfcode.h (NAME(_bfd_elf,bfd_from_remote_memory)): New function.
* elf-bfd.h (struct elf_backend_data): New function pointer member
elf_backend_bfd_from_remote_memory.
(_bfd_elf32_bfd_from_remote_memory, _bfd_elf64_bfd_from_remote_memory):
Declare them.
* elfxx-target.h (elf_backend_bfd_from_remote_memory): New macro.
(elfNN_bed): Add that to the initializer.
2003-05-15 Roland McGrath <roland@redhat.com>
* elf.c (elfcore_grok_note): Grok NT_AUXV note, make ".auxv" section.
2003-05-20 Jakub Jelinek <jakub@redhat.com>
* elflink.h (elf_link_output_extsym): Only issue error about !=
STV_DEFAULT symbols if they are bfd_link_hash_undefined.
2003-05-20 H.J. Lu <hongjiu.lu@intel.com>
* elflink.c (_bfd_elf_merge_symbol): Check ELF_LINK_DYNAMIC_DEF
when removing the old definition for symbols with non-default
visibility.
ld/testsuite/
2003-05-20 Jakub Jelinek <jakub@redhat.com>
* ld-elfvsb/common.c: New file.
* ld-elfvsb/elfvsb.exp: Add common.
2003-05-20 H.J. Lu <hongjiu.lu@intel.com>
* ld-elfvsb/sh3.c: New file.
* ld-elfvsb/test.c: Likewise.
* ld-elfvsb/elfvsb.exp: Add new weak hidden symbol tests.
elf_section_data during processing of pc-relative and absolute
relocations.
(elf_m68k_relocate_section): Use the cached reloc section instead
of computing it again. Fix handling of visibility. Don't modify
addend when copying over a relocation into the output.
From Bernd Schmidt <bernds@redhat.com>
* archures.c (bfd_mach_h8300sx): New.
* bfd-in2.h: Regenerate.
* cpu-h8300.c (h8300_scan)): Add support for h8300sx.
(h8300sx_info_struct): New.
(h8300s_info_struct): Link to it.
* elf32-h8300.c (elf32_h8_mach): Add support for h8300sx.
(elf32_h8_final_write_processing): Likewise.
(elf32_h8_relax_section): Likewise.
processor capability, allow merge of HC12 and HCS12 in some cases.
(m68hc11_elf_hash_table_create): Use bfd_malloc instead of bfd_zalloc.
* cpu-m68hc12.c (bfd_m68hc12s_arch): New struct.
(bfd_m68hc12_arch): Link it.
(scan_mach): New function.
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.
copy ELF_LINK_NON_GOT_REF from weakdef.
(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
(sh_elf_relocate_section): d) don't generate .got relocs, e)
don't generate dynamic relocs.
(sh_elf_copy_indirect_symbol): Don't copy ELF_LINK_NON_GOT_REF
for weakdefs when symbol already adjusted.
complicated tests for unresolvable relocs with a simple direct
scheme using "unresolved_reloc" var. Report some detail on
bfd_reloc_outofrange and similar errors.
(elf_s390_adjust_dynamic_symbol): For weak symbols, copy
ELF_LINK_NON_GOT_REF from weakdef.
(elf_s390_copy_indirect_symbol): Test whether the weakdef sym has
already been adjusted before treating it specially.
* el64-s390.c: Likwise.
non-default visibility, a) don't make them dynamic, b) discard
space for dynamic relocs.
(elf_s390_relocate_section): Initialize the GOT entries and skip
R_390_{8,16,32}/R_390_PC{16,16DBL,32DBL,32} for weak undefined
symbols with non-default visibility.
* elf64-s390.c: Likewise.
* elfxx-ia64.c (_bfd_elf_link_hash_hide_symbol): Also clear the
want_plt field.
(elfNN_ia64_relocate_section): Don't do dynamic symbol lookup
for symbols with non-default visibility.
* elflink.h (elf_link_check_versioned_symbol): Also handle the
case that a DSO references a hidden symbol which may be
satisfied by a versioned symbol in another DSO.
(elf_link_output_extsym): Check versioned definition for hidden
symbol referenced by a DSO.
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.
relocation entries for weak undefined symbols with non-default
visibility.
(elf64_x86_64_relocate_section): Initialize the GOT entries and
skip R_386_32/R_386_PC32 for weak undefined symbols with
non-default visibility.
* elflink.h (elf_merge_symbol): Don't record a hidden/internal
symbol dynamic. Check indirection when removing the old
definition for symbols with non-default visibility.
(elf_add_default_symbol): Skip when told by elf_merge_symbol.
ELF_LINK_NON_GOT_REF for weakdefs when symbol already adjusted.
(ELIMINATE_COPY_RELOCS): Define as one. Use throughout.
(elf_x86_64_adjust_dynamic_symbol): For weak symbols, copy
ELF_LINK_NON_GOT_REF from weakdef.
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.
2003-04-28 H.J. Lu <hjl@gnu.org>
* elflink.h (elf_merge_symbol): Call elf_backend_copy_indirect_symbol
to copy any information related to dynamic linking when we flip
the indirection.
ld/testsuite/
2003-04-28 H.J. Lu <hjl@gnu.org>
* ld-elfvers/vers.exp (picflag): Set PIC flag for compiler.
(build_vers_lib): Support PIC.
(build_vers_lib_no_pic): New. Change all calls to build_vers_lib
to build_vers_lib_no_pic.
(build_vers_lib_pic): New.
Add tests vers26a, vers26b1, vers26b2 and vers26b3 for versioned
definition vs. normal definition in different files.
* ld-elfvers/vers26a.c: New file.
* ld-elfvers/vers26a.dsym: Likewise.
* ld-elfvers/vers26a.map: Likewise.
* ld-elfvers/vers26a.ver: Likewise.
* ld-elfvers/vers26b.c: Likewise.
* ld-elfvers/vers26b.dsym: New empty file.
* ld-elfvers/vers26b.ver: Likewise.
2003-04-27 H.J. Lu <hjl@gnu.org>
* elf-bfd.h (ELF_LINK_DYNAMIC_DEF): New.
(ELF_LINK_DYNAMIC_WEAK): New.
* elflink.h (elf_merge_symbol): Add one argument to indicate if
a symbol should be skipped. Ignore definitions in dynamic
objects for symbols with non-default visibility.
(elf_add_default_symbol): Adjusted.
(elf_link_add_object_symbols): Check if a symbol should be
skipped. Don't merge the visibility field with the one from
a dynamic object.
(elf_link_check_versioned_symbol): Use undef_bfd.
(elf_link_output_extsym): Warn if a forced local symbol is
referenced from dynamic objects. Make non-weak undefined symbol
with non-default visibility a fatal error.
ld/testsuite/
2003-04-27 H.J. Lu <hjl@gnu.org>
* ld-elfvsb/elfvsb.dat: Updated.
* ld-elfvsb/elfvsb.exp: Likewise.
* ld-elfvsb/main.c: Likewise.
* ld-elfvsb/sh1.c: Likewise.
* ld-elfvsb/sh2.c: Likewise.
* elf32-m68hc11.c (m68hc11_elf_relax_section): Clear prev_insn_group
when we couldn't relax something.
* ld-m68hc11/bug-3331.d: New test.
* ld-m68hc11/bug-3331.s: New file.
* elflink.h (elf_merge_symbol): When we find a regular definition
for an indirect symbol, flip the indirection so that the old
direct symbol now points to the new definition.
(m68hc11_elf_hash_table_create): New function.
(elf32_m68hc11_link_hash_table_free): New function.
(stub_hash_newfunc): New function.
(m68hc11_add_stub): New function.
(elf32_m68hc11_add_symbol_hook): New function.
(elf32_m68hc11_setup_section_lists): New function.
(elf32_m68hc11_next_input_section): New function.
(elf32_m68hc11_size_stubs): New function.
(elf32_m68hc11_build_stubs): New function.
(m68hc11_get_relocation_value): New function.
(elf32_m68hc11_relocate_section): Call the above to redirect
some relocations to the trampoline code.
(m68hc11_elf_export_one_stub): New function.
(m68hc11_elf_set_symbol): New function.
(elf32_m68hc11_build_stubs): Call it via bfd_hash_traverse.
(m68hc11_elf_get_bank_parameters): Get parameters only when the info
is not yet initialized.
* elf32-m68hc1x.h: New file (from elf32-m68hc11.c and elf32-m68hc12.c)
(elf32_m68hc11_stub_hash_entry): New struct.
(m68hc11_page_info): Add trampoline handler address.
(m68hc11_elf_link_hash_table): Add stubs generation members.
(elf32_m68hc11_add_symbol_hook): Declare.
(elf32_m68hc11_setup_section_lists): Declare.
(elf32_m68hc11_size_stubs): Declare.
(elf32_m68hc11_build_stubs): Declare.
* elf32-m68hc11.c (m68hc11_elf_ignore_reloc): Move to elf32-m68hc1x.c.
(elf32_m68hc11_gc_mark_hook, elf32_m68hc11_gc_sweep_hook): Likewise.
(elf32_m68hc11_check_relocs, elf32_m68hc11_relocate_section): Ditto.
(_bfd_m68hc11_elf_set_private_flags): Ditto.
(_bfd_m68hc11_elf_merge_private_bfd_data): Ditto.
(_bfd_m68hc11_elf_print_private_bfd_data): Ditto.
(bfd_elf32_bfd_link_hash_table_create): Define.
(elf_backend_add_symbol_hook): Define.
(m68hc11_elf_bfd_link_hash_table_create): New function.
(m68hc11_elf_build_one_stub): New function.
(m68hc11_elf_size_one_stub): New function.
(m68hc11_elf_bfd_link_hash_table_create): Install the above.
(bfd_elf32_bfd_link_hash_table_create): Define.
* elf32-m68hc12.c (m68hc11_elf_ignore_reloc): Remove.
(m68hc12_addr_is_banked): Remove, use m68hc11_addr_is_banked.
(m68hc12_phys_addr): Ditto.
(m68hc12_phys_page): Ditto.
(m68hc12_elf_special_reloc): Move to elf32-m68hc1x.c.
(elf32_m68hc11_gc_mark_hook): Likewise.
(elf32_m68hc11_gc_sweep_hook): Likewise.
(elf32_m68hc11_check_relocs): Likewise.
(elf32_m68hc11_relocate_section): Likewise.
(_bfd_m68hc12_elf_set_private_flags): Likewise.
(_bfd_m68hc12_elf_merge_private_bfd_data): Likewise.
(_bfd_m68hc12_elf_print_private_bfd_data): Likewise.
(m68hc12_elf_build_one_stub): New function.
(m68hc12_elf_size_one_stub): New function.
(m68hc12_elf_bfd_link_hash_table_create): New function, use the above.
(elf_backend_add_symbol_hook): Define.
(elf_m68hc11_howto_table): Use TRUE for pcrel relocs; fix masks.
GOT_PAGE/GOT_OFST referencing overridable symbol to
GOT_DISP/addend.
(_bfd_mips_elf_check_relocs): Handle GOT_PAGE referencing
global symbol as GOT_DISP.
symbols that mark the end of the section.
(m68hc11_elf_relax_section): Use R_M68HC11_PCREL_8 relocs when
converting to a relative branch so that the offset is computed after
the relaxation; also relocate a jsr into a bsr if possible but don't
relax them if they are to a far symbol as we need to call the
trampoline code.
(elf_m68hc11_howto_table): Set pcrel_offset to true.
executables.
(coff_swap_scnhdr_in): Only set the s_size field for object files or for
executables who have not already initialised the field.
(bfd_pe_executable_p): New macro. Return true if the PE format bfd is an
executable.
Nick Clifton
Jakub Jelinek
Kaz Kojima
Alan Modra
Martin Schwidefsky
Andreas Jaeger
Thiemo Seufer
Mark Mitchell
H.J. Lu
Hans-Peter Nilsson
Richard Sandiford
Daniel Jacobowitz
Svein Seldal
Dave Anglin
Eric Christopher
Roland McGrath
Jason Eckhardt
Andreas Schwab
Michael Snyder
Stephane Carrez
Andrew Haley
Alexandre Oliva
Joern Rennecke
Richard Henderson
Bob Wilson
Kevin Buettner