set SEC_DEBUGGING for STYP_INFO sections.
(coff_compute_section_file_positions): If COFF_PAGE_SIZE is
defined, and D_PAGED is set, set the file position equal to the
section VMA modulo COFF_PAGE_SIZE.
* coffgen.c (coff_real_object_p): If F_EXEC is set, set D_PAGED.
* coff-i386.c: Set D_PAGED in BFD target.
(COFF_PAGE_SIZE): Define.
* coff-m68k.c, coff-sparc.c: Likewise.
into a BFD section just because SHF_ALLOC is set; require that it
not use the normal symbol table.
(elf_section_from_bfd_section): Corresponding change.
Quick <stuck@cs.man.ac.uk>.
* linker.c (enum link_action): Add REF, MIND, CWARN, REFC.
(link_action): Change UNDEF_ROW/def and UNDEFW_ROW/def from NOACT
to REF. Change UNDEF_ROW/indr and UNDEFW_ROW/indr from CYCLE to
REFC. Change DEF_ROW/indr and COMMON_ROW/indr from CYCLE to MDEF.
Change DEFW_ROW/indr from CYCLE to NOACT. Change INDR_ROW/indr
from MDEF to MIND. Change INDR_ROW/warn from WARNC to CYCLE.
Change WARN_ROW/def and WARN_ROW/indr from MWARN to CWARN. Change
WARN_ROW/com from MWARN to WARN. Change WARN_ROW/warn from NOACT
to CYCLE. Change SET_ROW/warn from WARNC to CYCLE>
(_bfd_generic_link_add_one_symbol): Handle REF, MIND, CWARN and
REFC. If a new indirect symbol has been referenced, push the
reference down to the symbol it points to. FIx handling of WARN.
* aoutx.h (translate_from_native_sym_flags): If N_WARNING, don't
clobber e_type of next symbol.
(translate_to_native_sym_flags): Likewise.
(aout_link_write_symbols): Loop on bfd_link_hash_warning as well
as bfd_link_hash_indirect.
* ecoff.c (ecoff_write_object_contents): Check new tdata linker
field, rather than outsymbols being non-NULL, to decide whether to
output the symbols and relocs.
(ecoff_bfd_final_link): Set new tdata linker field to true.
files.
* elfcode.h (elf_fake_sections): Add prototype.
(bfd_section_from_shdr): Make a BFD section from an SHT_HASH
section, and from an SHT_DYNSYM section, and from the dynamic
string table section.
(elf_object_p): Set D_PAGED if there is a program header.
(elf_make_sections): Remove.
(fix_up_strtabs): Remove.
(elf_fake_sections): Rewrite. Now sets sh_entsize.
(assign_section_numbers): Rewrite. Now sets sh_link and sh_info
for all sections.
(elf_compute_section_file_positions): Don't call obsolete
functions elf_make_sections or fix_up_strtabs.
(swap_out_syms): Set sh_addralign to FILE_ALIGN rather than 4.
(NAME(bfd_elf,write_object_contents)): Permit writing DYNAMIC
objects.
(elf_section_from_bfd_section): Treat SHT_DYNSYM like other normal
sections. If an SHT_REL or SHT_RELA section is allocated or uses
an unusual symbol table, permit a BFD section to map to it.
Permit most SHT_STRTAB sections to have a BFD section mapped to
them.
(elf_bfd_final_link): Don't set sh_link, sh_info or sh_entsize
fields of dynamic sections here; do it in assign_section_numbers.
* elf32-target.h, elf64-target.h: Add D_PAGED to permitted object
flags.
* sunos.c: Include bfdlink.h. Add many new functions and
definitions for SunOS shared library support.
* bfd-in.h (bfd_sunos_record_link_assignment): Declare.
(bfd_sunos_size_dynamic_sections): Declare.
* bfd-in2.h: Rebuilt.
* aoutx.h (struct aout_link_hash_entry): Move to libaout.h.
(struct aout_link_hash_table): Likewise.
(aout_link_hash_lookup, aout_link_hash_traverse): Likewise.
(aout_hash_table): Likewise.
(NAME(aout,link_hash_newfunc)): Rename from aout_link_hash_newfunc
and make externally visible.
(NAME(aout,link_hash_table_init)): New function.
(NAME(aout,link_hash_table_create)): Call
NAME(aout,link_hash_table_init), not _bfd_link_hash_table_init.
(aout_link_add_symbols): Don't fail if no symbols. If it exists,
call add_dynamic_symbols backend entry point for dynamic objects.
Use add_one_symbol backend entry point if it exists.
(NAME(aout,final_link)): Call finish_dynamic_link backend entry
point, if it exists.
(aout_link_input_bfd): For a dynamic object, call
link_dynamic_object backend entry point, if it exists.
(aout_link_write_other_symbol): Call write_dynamic_symbol backend
entry point, if it exists.
(aout_link_input_section): Don't read the relocs if they have
already been read.
(aout_link_input_section_std): When doing a final link, for a
reloc against an external symbol, call check_dynamic_reloc backend
entry point, if it exists.
(aout_link_input_section_ext): Likewise.
* libaout.h: Protect against multiple inclusion. Include
bfdlink.h.
(struct aout_link_hash_entry): Move in from aoutx.h.
(struct aout_link_hash_table): Likewise.
(aout_link_hash_lookup, aout_link_hash_traverse): Likewise.
(aout_hash_table): Likewise.
(struct aout_backend_data): Add fields add_dynamic_symbols,
add_one_symbol, link_dynamic_object, write_dynamic_symbol,
check_dynamic_reloc, and finish_dynamic_link.
(struct aout_section_data_struct): Define new structure.
(aout_section_data): Define new accessor macro.
(NAME(aout,link_hash_newfunc)): Declare.
(NAME(aout,link_hash_table_init)): Declare.
* aoutf1.h (sunos4_aout_backend): Initialize new aout_backend_data
fields.
* aout-target.h (MY(backend_data)): Likewise.
* i386aout.c (MY(backend_data)): Likewise.
* i386mach3.c (MY(backend_data)): Likewise.
* mipsbsd.c (MY(backend_data)): Likewise.
* sparclynx.c (sparclynx_aout_backend): Likewise.
support yet.
* elf32-mips.c (bfd_mips_elf32_swap_gptab_in): New function.
(bfd_mips_elf32_swap_gptab_out): New function.
(mips_elf_object_p): If last symbol is LOCAL, set elf_bad_symtab.
(mips_elf_final_write_processing): Set sh_info field for .gptab.*
sections.
(mips_elf_fake_sections): Set sh_entsize for .gptab.* sections.
(mips_elf_read_ecoff_info): Read and free external symbols last,
not first, for clarity.
(struct mips_elf_link_hash_entry): Define new structure.
(struct mips_elf_link_hash_table): Define new structure.
(mips_elf_link_hash_lookup): Define new macro.
(mips_elf_link_hash_traverse): Define new macro.
(mips_elf_hash_table): Define new macro.
(mips_elf_link_hash_newfunc): New static function.
(mips_elf_link_hash_table_create): New static function.
(mips_elf_add_symbol_hook): New static function.
(struct extsym_info): Define new structure.
(mips_elf_get_extr, mips_elf_set_index): Remove.
(mips_elf_output_extsym): New static function.
(gptab_compare): New static function.
(mips_elf_final_link): Rewrite to use ELF backend linker, and to
merge gptab information in input files.
(mips_elf_relocate_hi16): New static function.
(mips_elf_relocate_section): New static function.
(bfd_elf32_bfd_link_hash_table_create): Define as macro before
including elf32-target.h.
(elf_backend_relocate_section): Likewise.
(elf_backend_add_symbol_hook): Likewise.
* elf.c (_bfd_elf_link_hash_newfunc): Rename from
elf_link_hash_newfunc and make globally visible. Change caller.
(_bfd_elf_link_hash_table_init): New function, broken out of
_bfd_elf_link_hash_table_create.
(_bfd_elf_link_hash_table_create): Use
_bfd_elf_link_hash_table_init.
* libelf.h (struct elf_obj_tdata): Add new field bad_symtab.
(elf_bad_symtab): Define new accessor macro.
(_bfd_elf_link_hash_newfunc): Declare.
(_bew_elf_link_hash_table_init): Declare.
* elfcode.h (elf_object_p): Call backend object_p hook after
swapping in all the section headers.
(map_program_segments): Correct typo: Internal for External.
(elf_link_add_object_symbols): If elf_bad_symtab is set, read all
the symbols. Skip STB_LOCAL symbols rather than giving an error.
(elf_bfd_final_link): If elf_bad_symtab is set, allocate space for
all symbols, not just locals.
(elf_link_output_extsym): Only skip a symbol not mentioned by a
regular file if it is mentioned by a dynamic object.
(elf_link_input_bfd): If elf_bad_symtab is set, read all the
symbols.
code repeated three times in bfd_section_from_shdr in elfcode.h.
* libelf.h (_bfd_elf_make_section_from_shdr): Declare.
* elfcode.h (bfd_section_from_shdr): Use new function
_bfd_elf_make_section_from_shdr to create BFD sections. If a
reloc section does not use the main symbol table, or it is part of
the process image, treat it as a normal section, not relocs.
* elf32-mips.c (mips_elf_section_from_shdr): Use new function
_bfd_elf_make_section_from_shdr.
Eric Youngdale <ericy@cais.com>.
* libelf.h (struct elf_backend_data): Add new fields for dynamic
linking: elf_backend_create_dynamic_sections,
elf_backend_adjust_dynamic_symbol,
elf_backend_size_dynamic_sections,
elf_backend_finish_dynamic_symbol,
elf_backend_finish_dynamic_sections.
(struct elf_link_hash_entry): Change type of align field to
bfd_size_type. Add fields dynindx, dynstr_index, weakdef,
elf_link_hash_flags.
(struct elf_link_hash_table): Add fields dynobj, dynsymcount,
dynstr, bucketcount.
(bfd_elf32_swap_reloc_in, bfd_elf32_swap_reloc_out): Declare.
(bfd_elf32_swap_reloca_in, bfd_elf32_swap_reloca_out): Declare.
(bfd_elf32_swap_dyn_in, bfd_elf32_swap_dyn_out): Declare.
(bfd_elf32_add_dynamic_entry): Declare.
(bfd_elf64_swap_reloc_in, bfd_elf64_swap_reloc_out): Declare.
(bfd_elf64_swap_reloca_in, bfd_elf64_swap_reloca_out): Declare.
(bfd_elf64_swap_dyn_in, bfd_elf64_swap_dyn_out): Declare.
(bfd_elf64_add_dynamic_entry): Declare.
* elfcode.h (Elf_External_Dyn): Define.
(elf_swap_reloc_in): Define as macro using NAME. Make externally
visible.
(elf_swap_reloc_out): Likewise.
(elf_swap_reloca_in, elf_swap_reloca_out): Likewise.
(elf_swap_dyn_in, elf_swap_dyn_out): Define as macro using NAME
and as new externally visible function.
(elf_fake_sections): Set section type of dynamic sections based on
section names.
(elf_write_phdrs): Remove.
(assign_file_position_for_section): Add new align argument.
Change all callers.
(get_program_header_size): New static function.
(struct seg_info): Remove.
(map_program_segments): Completely rewrite.
(assign_file_positions_except_relocs): Completely rewrite.
(assign_file_positions_for_relocs): Don't set a file position for
sections which already have one. Don't bother to align the file
position here.
(section_from_elf_index): Handle SHT_HASH and SHT_DYNAMIC
section types.
(elf_section_from_bfd_section): Likewise.
(elf_slurp_symbol_table): If section_from_elf_index fails, just
use bfd_abs_section rather than returning an error.
(elf_sizeof_headers): Make useful.
(elf_link_record_dynamic_symbol): New static function.
(elf_link_add_object_symbols): Handle dynamic objects.
(elf_link_create_dynamic_sections): New static function.
(elf_add_dynamic_entry): Define as macro using NAME and as new
externally visible function.
(NAME(bfd_elf,record_link_assignment)): New function.
(elf_buckets): New static variable.
(NAME(bfd_elf,size_dynamic_sections)): New function.
(struct elf_final_link_info): Add dynsym_sec and hash_sec fields.
(elf_bfd_final_link): Handle dynamic linking. Create a section
symbol for all ELF sections, not all BFD sections. Store section
symbol index in target_index field, not index field. Traverse
over global symbols even if stripping.
(elf_link_output_extsym): Output dynamic symbols. Mark symbols
defined by dynamic objects as undefined.
(elf_link_input_bfd): Ignore dynamic objects. Use target_index
field for section relocs, and make sure it is set.
(elf_reloc_link_order): Use target_index field for section relocs,
and make sure it is set.
* elf.c (elf_link_hash_newfunc): Initialize dynindx, dynstr_index,
weakdef and elf_link_hash_flags fields.
(_bfd_elf_link_hash_table_create): Initialize dynobj, dynsymcount,
dynstr and bucketcount fields.
* elf32-target.h: Initialize new dynamic linking fields.
* elf64-target.h: Likewise.
* elf32-i386.c: New functions for dynamic linking support.
* elf32-sparc.c: Likewise.
* bfd-in.h (bfd_elf32_record_link_assignment): Declare.
(bfd_elf64_record_link_assignment): Declare.
(bfd_elf32_size_dynamic_sections): Declare.
(bfd_elf64_size_dynamic_sections): Declare.
* bfd-in2.h: Rebuilt.
(som_reloc_queue_find): Call memcmp instead of bcmp.
(som_bfd_reloc_type_lookup): Change first argument to bfd *.
(compare_syms): Change types of arguments to const void *.
(bfd_section_from_som_symbol): Removed unused local found.
(som_write_armap): Add elength, map, orl_count and int arguments.
(som_write_armap): Use %ld and cast to long for getuid result.
* elf32-hppa.c: Change .hppa_linker_stubs to .PARISC.stubs,
likewise for other PA specific sections.
(hppa_elf_relocate_unwind_table): Delete unused
function.
(elf_hppa_howto_table): Completely new table based on 94-02-02
draft PA ELF spec. Change relocation tags appropriately
throughout elf32-hppa.c
(hppa_elf_gen_reloc_type): Rewrite and simplify based on 94-02-02
spec.
(hppa_elf_reloc): Likewise.
(hppa_look_for_stubs_in_section): Likewise
(ELF_MACHINE_CODE): Change to EM_PARISC.
* elf32-hppa.h: Include "elf/hppa.h". Change relocation tags
appropriately throughout elf32-hppa.h.
(elf32_hppa_reloc_type): New table based on 94-02-02 draft PA ELF
spec.
(R_HPPA_ABS_CALL, R_HPPA_COMPLEX*, R_HPPA_UNWIND): Delete definitions.
* elfcode.h (prep_headers): Use EM_PARISC instead of EM_HPPA.
* reloc.c (bfd_reloc_code_real): Delete unused HPPA relocations.
* som.h (R_HPPA_ABS_CALL, R_HPPA_COMPLEX): Delete definitions.
* libhppa.h (hppa_field_adjust): Avoid adding constant_value into
the final value twice for LR and RR field selectors.
SEC_SHARED_LIBRARY for clarity. Changed all uses.
* bfd-in2.h: Rebuilt.
* coffcode.h (sec_to_styp_flags): If SEC_COFF_SHARED_LIBRARY is
set, set STYP_NOLOAD.
* coffgen.c (coff_section_from_bfd_index): Don't get an assertion
failure because of a bad shared library.
are not NULL, assume the caller has already looked up the symbol
in the hash table and has stored the entry in *hashp.
(generic_link_add_symbol_list): Set h to NULL before calling
_bfd_generic_link_add_one_symbol.
* ecoff.c (ecoff_link_add_externals): Likewise.
linking.
(ELF_R_TYPE): Define.
(bfd_add_to_strtab): Return unsigned long. Change check for
realloc failure.
(elf_fake_sections): Check return value of bfd_add_to_strtab.
(elf_compute_section_file_positions): Add link_info argument.
Call elf_backend_begin_write_processing hook and prep_headers
here. Only call swap_out_syms if link_info is NULL. Set up
.shstrtab section here. Pass dosyms argument to
assign_file_positions_except_relocs. Set output_has_begun flag.
(assign_file_positions_for_symtab_and_strtabs): Add dosyms
argument, and use it to control setting .symtab and .strtab file
positions.
(assign_file_positions_except_relocs): Add dosyms argument, and
pass it on.
(prep_headers): Check return value of bfd_add_to_strtab.
(swap_out_syms): Likewise. Also, don't set up .shstrtab here.
(NAME(bfd_elf,write_object_contents)): Some calls moved into
elf_compute_section_file_positions.
(elf_set_section_contents): Likewise.
(elf_slurp_symbol_table): SHN_LORESERV corrected to SHN_LORESERVE.
* libelf.h: Include bfdlink.h.
(struct elf_backend_data): Add fields collect,
elf_add_symbol_hook, elf_backend_relocate_section.
(struct bfd_elf_section_data): Add field rel_hashes.
(struct elf_obj_tdata): Remove fields internal_syms and symbols.
Add field sym_hashes.
(obj_symbols, obj_internal_syms): Remove definitions.
(elf_sym_hashes): Define.
(struct elf_link_hash_entry): Define.
(struct elf_link_hash_table): Define.
(elf_link_hash_lookup): Define.
(elf_link_hash_traverse): Define.
(elf_hash_table): Define.
(_bfd_elf_link_hash_table_create): Declare.
(bfd_elf32_bfd_link_add_symbols): Declare.
(bfd_elf32_bfd_final_link): Declare.
(bfd_elf64_bfd_link_add_symbols): Declare.
(bfd_elf64_bfd_final_link): Declare.
* elf.c: Include bfdlink.h.
(elf_link_hash_newfunc): New function.
(_bfd_elf_link_hash_table_create): New function.
* elf32-target.h (elf_backend_relocate_section): If not defined,
define as 0 and use generic linker. Otherwise, use ELF backend
linker.
(elf_backend_collect): If not defined, define as false.
(elf_backend_add_symbol_hook): If not defined, define as 0.
(elf32_bed): Initialize new fields.
* elf64-target.h: Same changes as elf32-target.h.
* elf32-i386.c: Include bfdlink.h.
(elf_i386_relocate_section): New function.
(elf_backend_relocate_section): Define.
* elf32-sparc.c: Include bfdlink.h.
(elf_info_to_howto): Change type of dst from Elf32_Internal_Rela
to Elf_Internal_Rela (they're the same type anyhow).
(elf_sparc_relocate_section): New function.
(elf_backend_relocate_section): Define.
* elf32-mips.c (elf_backend_collect): Define.
