* 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..
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.
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.
* 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.
2004-04-23 Chris Demetriou <cgd@broadcom.com>
* coff-mips.c (mips_relhi_reloc, mips_rello_reloc)
(mips_switch_reloc, mips_read_relocs, mips_relax_section)
(mips_relax_pcrel16, PCREL16_EXPANSION_ADJUSTMENT): Remove.
(mips_relocate_hi): Remove now-unused 'adjust' and 'pcrel' arguments,
and update comments to reflect current usage.
(mips_howto_table): Remove entries for MIPS_R_RELHI, MIPS_R_RELLO,
and MIPS_R_SWITCH, as well as several empty entries. Update comment
for MIPS_R_PCREL16.
(mips_ecoff_swap_reloc_in, mips_ecoff_swap_reloc_out)
(mips_adjust_reloc_out, mips_bfd_reloc_type_lookup): Remove support
for MIPS_R_SWITCH, MIPS_R_RELLO, and MIPS_R_RELHI relocations.
(mips_adjust_reloc_in): Likewise, adjust maximum accepted relocation
type number to be MIPS_R_PCREL16.
(mips_relocate_section): Remove support for link-time relaxation
of branches used by embedded-PIC. Remove support for MIPS_R_SWITCH,
MIPS_R_RELLO, and MIPS_R_RELHI relocations.
(_bfd_ecoff_bfd_relax_section): Redefine to bfd_generic_relax_section.
* ecoff.c (ecoff_indirect_link_order): Remove support for link-time
relaxation of branches used by embedded-PIC.
* ecofflink.c (bfd_ecoff_debug_accumulate): Likewise.
* libecoff.h (struct ecoff_section_tdata): Remove embedded-PIC
related members, update comment.
* pe-mips.c: Remove disabled (commented-out and #if 0'd)
code related to embedded-PIC.
* elfxx-mips.c (_bfd_mips_elf_read_ecoff_info): Remove
initialization of now-removed 'adjust' member of
'struct ecoff_debug_info'.
[ include/coff/ChangeLog ]
2004-04-23 Chris Demetriou <cgd@broadcom.com>
* mips.h (MIPS_R_RELHI, MIPS_R_RELLO, MIPS_R_SWITCH): Remove
(MIPS_R_PCREL16): Update comment.
* ecoff.h (struct ecoff_value_adjust): Remove structure.
(struct ecoff_debug_info): Remove 'adjust' member.
* elf32-arm.h (elf32_arm_check_relocs): Don't output REL32
relocs for locally defined symbols during -shared final link.
(elf32_arm_final_link_relocate): Likewise.
ELF_LINK_POINTER_EQUALITY_NEEDED.
(elf64_x86_64_check_relocs): Set ELF_LINK_POINTER_EQUALITY_NEEDED
if r_type is not R_X86_64_PC32.
(elf64_x86_64_finish_dynamic_symbol): If
ELF_LINK_POINTER_EQUALITY_NEEDED is not set, clear st_value of
SHN_UNDEF symbols.
* elf32-sh.c (sh_elf_plt_sym_val): New function.
(elf_backend_plt_sym_val): Define.
opcodes/
* sh-dis.c (print_insn_sh): Print the value in constant pool
as a symbol if it looks like a symbol.
gas/testsuite/
* gas/sh/pcrel2.d: Update.
* gas/sh/tlsd.d: Update.
* gas/sh/tlsnopic.d: Update.
* gas/sh/tlspic.d: Update.
ld/testsuite/
* ld-sh/tlsbin-1.d: Update
* ld-sh/tlspic-1.d: Update.
require relocations against a weak symbol to reference the same
symbol hash entry if not a final, static link.
(get_cached_value, add_value_map): Add final_static_link argument.
(remove_literals): Pass final_static_link argument as needed.
(bfd_elf_gc_sections): Fail if a shared object is being created.
Do not fail if dynamic sections have been created. Instead call
elf_gc_mark_dynamic_ref_symbol to mark sections that contain
dynamically referenced symbols. Do not mark the whole graph
rooted at .eh_frame, only the section proper.
in a B_INCL..B_EINCL range.
(_bfd_link_section_stabs): When computing the sum of the characters in a
B_INCL..B_EINCL range also keep a copy of those characters. Use this
information to distinguish between include sections that have the same sum
and the same length but which are nevertheless unique.
and add field 'num_chars'.
(_bfd_link_section_stabs): When computing the sum of the characters in a
B_INCL..B_EINCL range also keep a count of the number of characters. Use
this information to help distinguish between include sections when have
the same sum but which nevertheless are still unique.
* elflink.h: Replace all occurrences of sizeof (Elf_External_*)
where Elf_External_* is different for 64 and 32 bit, with
corresponding elf_size_info field.
(struct elf_final_link_info): Use "bfd_byte *" instead
of "Elf_External_Sym *" for external_syms and symbuf.
(elf_link_adjust_relocs): Set up r_type_mask and r_sym_shift local
vars and use instead of ELF_R_INFO and ELF_R_TYPE macros.
(struct elf_link_sort_rela): Add "sym_mask" alias for "offset".
(elf_link_sort_cmp1): Use sym_mask field instead of ELF_R_SYM.
(elf_link_sort_cmp2): Adjust.
(elf_link_sort_relocs): Set up r_sym_mask local var instead of
using ELF_R_SYM macro. Set u.sym_mask.
(elf_bfd_final_link): Call _bfd_elf_stringtab_init instead of macro
version, elf_stringtab_init. Ditto for bfd_section_from_elf_index
vs. section_from_elf_index. Adjust Elf_External_Sym pointer
arithmetic. Pass bed to elf_link_flush_output_syms. Adjust
Elf_External_Dyn pointer arithmentic. Use bed swap_dyn_in and
swap_syn_out functions. Rearrange dyn swap in/out switch.
(elf_link_output_sym): Adjust Elf_External_Sym pointer arithmentic.
Pass bed to elf_link_flush_output_syms. Use bed swap_symbol_out.
(elf_link_flush_output_syms): Add elf_backend_data arg.
(elf_link_check_versioned_symbol): Likewise.
(elf_link_output_extsym): Pass bed to elf_link_check_versioned_symbol.
Adjust Elf_External_Sym pointer arithmetic. Use bed swap_symbol_out.
(elf_link_input_bfd): Use bfd_section_from_elf_index. Set up
r_type_mask and r_sym_shift local vars and use instead of ELF_R_SYM,
ELF_R_TYPE and ELF_R_INFO macros.
(elf_reloc_link_order): Select ELF32_R_INFO or ELF64_R_INFO invocation
based on size rather than using ELF_R_INFO.
(elf_gc_mark): Set up r_sym_shift local var and use instead of
ELF_R_SYM macro.
(struct alloc_got_off_arg): New.
(elf_gc_common_finalize_got_offsets): Use elf_size_info instead of
ARCH_SIZE. Pass get entry size down to elf_gc_allocate_got_offsets.
(elf_gc_allocate_got_offsets): Adjust.
(elf_reloc_symbol_deleted_p): Usee cookie.r_sym_shift instead of
ELF_R_SYM. Use bfd_section_from_elf_index.
(elf_bfd_discard_info): Set cookie.r_sym_shift.
* elfcode.h (elf_stringtab_init, section_from_elf_index): Delete.
(elf_slurp_symbol_table): Use bfd_section_from_elf_index.
* elf32-xtensa.c (elf_xtensa_check_relocs): Remove code to read
literal tables and check for relocs outside of literal pools.
(elf_xtensa_make_sym_local): Don't clear ELF_LINK_NON_GOT_REF flag.
(elf_xtensa_fix_refcounts): Don't check ELF_LINK_NON_GOT_REF or
set DF_TEXTREL.
(elf_xtensa_size_dynamic_sections): Don't add DT_TEXTREL entry.
(elf_xtensa_relocate_section): Read literal tables and check for
dynamic relocations in read-only sections and not in literal pools.
gas/ChangeLog:
* config/tc-xtensa.c (xtensa_post_relax_hook): Create literal
tables even when use_literal_section flag is not set.
R_CRIS_16_GOTPLT>: Also error if there's no PLT for a symbol
not defined by the executable, or defined in a DSO.
<eliding run-time relocation of .got>: Initialize GOT entry for a
function symbol or ELF_LINK_HASH_NEEDS_PLT statically in an
executable.
(cris_elf_gc_sweep_hook): Improve fallthrough marking.
(elf_cris_try_fold_plt_to_got): Improve head comment. Do not fold
a PLT reloc to GOT for an executable.
(elf_cris_adjust_dynamic_symbol): Only fold a .got.plt entry with
.got for a DSO and explain why.
(elf_cris_discard_excess_program_dynamics): Also lose GOT-relocs
and unreferenced symbols for which a PLT is defined. Adjust
dynamic-symbol pruning correspondingly, to make sure we don't lose
a dynamic symbol also defined by a DSO.
R_PARISC_PCREL32 and R_PARISC_PCREL64 relocations.
* tc-hppa.c (cons_fix_new_hppa): Check for PC relative base type.
(pa_comm): Set BSF_OBJECT in symbol flags.
type and size change code to where it was previously. Remove
dt_needed param. Treat old weak syms as strong if new sym is
from a shared lib, even when old sym is from another shared
lib. Remove unnecessary tests of oldweak and newweak. Correct
comments.
(_bfd_elf_add_default_symbol): Remove dt_needed param. Update
_bfd_elf_merge_symbol calls.
* elflink.h (elf_link_add_object_symbols): Update calls. Remove
dt_needed local var. Update comments.
* elf-bfd.h (_bfd_elf_merge_symbol): Update prototype.
(_bfd_elf_add_default_symbol): Likewise.
(_bfd_elf_add_default_symbol): Remove indirect BFD_ASSERTs.
* elflink.h (elf_link_add_object_symbols): Don't clear dt_needed in
symbol loop. Instead use add_needed to flag tag as written.
values selected in configure.host. Require both to be defined
before setting BFD_HOST_64_BIT_DEFINED. Protect assignment to
corresponding BFD_HOST vars with quotes.
<${host64}-${target64}-${want64} in *true*>: Don't exempt gcc;
Always require BFD_HOST_64_BIT_DEFINED.
<file_ptr type>: Find off_t size before emitting message. Combine
off_t and ftello64 conditional.
* configure: Regenerate.
input_section in calls to get_dyn_name.
* elf64-hppa.c (get_dyn_name): Change type of first argument to "bfd *". Use section id of first section in input BFD to build dynamic name for
local symbols.
(elf64_hppa_check_relocs): Pass abfd in call to get_dyn_name.
2004-03-05 Fred Fish <fnf@redhat.com>
* elfxx-mips.c (_bfd_mips_elf_finish_dynamic_symbol): Just force
mips16 symbols to be even rather than testing first for even/odd.
(_bfd_mips_elf_link_output_symbol_hook): Ditto.
opcodes:
* sh-dis.c (print_insn_sh): Don't disassemble fp instructions in
nofpu mode. Add BFD type bfd_mach_sh4_nommu_nofpu.
* sh-opc.h: Add sh4_nommu_nofpu architecture and adjust instructions
accordingly.
bfd:
* archures.c: Add bfd_mach_sh4_nommu_nofpu.
* cpu-sh.c: Ditto.
* elf32-sh.c: Ditto.
* bfd-in2.h: Regenerate.
include/elf:
* sh.h: Add EF_SH4_NOMMU_NOFPU.
gas:
* config/tc-sh.c (md_parse_option): Add -isa=sh4-nofpu and
-isa=sh4-nommu-nofpu options. Adjust help messages accordingly.
(sh_elf_final_processing): Output BFD type sh4_nofpu if that is
the most general type or the user specifically requested it.
(md_assemble): Add a new error message for when an instruction
is understood, but is not allowed due to an -isa option.
dynrelocs.
(_frv_count_got_plt_entries): Initialize them.
(frv_pic_relocs_info_find): Add insert argument. Adjust all
callers.
(frv_pic_relocs_info_for_global): Likewise.
(frv_pic_relocs_info_for_local): Likewise.
(frv_pic_merge_early_relocs_info): New.
(_frv_resolve_final_relocs_info): Use it in case one entry maps to
another.
(_frv_add_dyn_reloc): Add entry argument. Adjust all callers.
Check that we don't exceed the allocated count for entry.
(_frv_add_rofixup): Likewise.
(_frv_emit_got_relocs_plt_entries): Adjust for coding standards.
(elf32_frv_finish_dynamic_sections): Improve error message in case
we emit too few rofixup entries.
* elf-bfd.h (_bfd_elf_link_add_archive_symbols): New prototype.
* elflink.h (is_global_data_symbol_definition): Moved to
elflink.c.
(elf_link_is_defined_archive_symbol): Likewise.
(elf_link_add_archive_symbols): Likewise. Renamed to
_bfd_elf_link_add_archive_symbols.
* elflink.c (elf_link_is_defined_archive_symbol): Get the size
of ELF symbol table entry from backend.
(_bfd_elf_link_add_archive_symbols): Call bfd_link_add_symbols
instead of elf_link_add_object_symbols.
for pc relative relocs.
(elf_s390_relocate_section): Likewise.
* elf64-s390.c (allocate_dynrelocs): Use SYMBOL_REFERENCES_LOCAL
for pc relative relocs.
(elf_s390_relocate_section): Likewise.
