(SEC_LINK_DUPLICATES): Define.
(SEC_LINK_DUPLICATES_DISCARD): Define.
(SEC_LINK_DUPLICATES_ONE_ONLY): Define.
(SEC_LINK_DUPLICATES_SAME_SIZE): Define.
(SEC_LINK_DUPLICATES_SAME_CONTENTS): Define.
* bfd-in2.h: Rebuild.
* coffcode.h (sec_to_styp_flags): If COFF_WITH_PE, turn
SEC_LINK_ONCE into IMAGE_SCN_LNK_COMDAT.
(styp_to_sec_flags): If COFF_WITH_PE, turn IMAGE_SCN_LNK_REMOVE
into SEC_EXCLUDE. If IMAGE_SCN_LNK_COMDAT is set, set
SEC_LINK_ONCE, and look through the symbol table for the setting
for SEC_LINK_DUPLICATES.
(coff_write_object_contents): If COFF_WITH_PE, if SEC_LINK_ONCE is
set for a section, find the section symbol in the symbol table,
and set the aux entry based on SEC_LINK_DUPLICATES.
* coffgen.c (coff_print_symbol): Add a space before "checksum".
* coff-arm.c (armcoff_big_vec): If COFF_WITH_PE is defined, add
SEC_LINK_ONCE and SEC_LINK_DUPLICATES to section_flags.
* coff-i386.c (i386coff_vec): Likewise.
* coff-ppc.c (TARGET_LITTLE_SYM, TARGET_BIG_SYM): Likewise.
(coff_swap_aux_out): Swap out extra PE x_scn fields.
* coffswap.h (coff_swap_aux_in): Zero out extra PE x_scn fields.
* coffgen.c (coff_print_symbol): If any of the extra PE x_scn
fields is non-zero, print them.
(bfd_zmalloc): Return PTR, not char *. Take size_t, not
bfd_size_type.
* libbfd-in.h (bfd_malloc, bfd_realloc): Declare.
(bfd_zmalloc): Change declaration.
* libbfd.h: Rebuild.
* Many files: Use bfd_malloc and bfd_realloc rather than malloc
and realloc. Don't set bfd_error_no_memory if they fail.
obstack_alloc fails.
(bfd_alloc_finish): Set bfd_error_no_memory if obstack_finish
fails.
* libbfd.c (bfd_zmalloc): Set bfd_error_no_memory if malloc fails.
* Many files: don't set bfd_error_no_memory if one of the above
routines fails.
linker.
* libcoff-in.h (struct xcoff_tdata): Add full_aouthdr,
toc_section, and entry_section fields.
(struct xcoff_section_tdata): Remove ldrel_count field.
* libcoff.h: Rebuild.
* coffcode.h (coff_mkobject_hook): Initialize new xcoff_data
fields.
(coff_compute_section_file_positions): If RS6000COFF_C, generate
full a.out header if full_aouthdr is set in xcoff_data.
(coff_write_object_contents): Likewise. Set o_snentry and o_sntoc
based on sections stored in xcoff_data.
* coff-rs6000.c (xcoff_copy_private_bfd_data): Copy new xcoff_data
fields.
* coffgen.c (coff_get_symbol_info): If fix_value is set, fix the
value stored in ret rather than returning a pointer value.
(coff_slurp_line_table): Warn if we try to set the lineno field of
a symbol twice.
(coff_slurp_symbol_table): If RS6000COFF_C, handle C_BINCL and
C_EINCL by setting fix_line. Fix C_BSTAT symbol value.
* coffgen.c (coff_mangle_symbols): Handle fix_line.
(coff_write_symbol): Only use N_DEBUG if the symbol is in the
absolute section.
(coff_print_symbol): Print fix_value symbols in a useful fashion.
* libcoff.h: Rebuild.
(xcoff_data): Define.
* bfd.c (struct _bfd): Add xcoff_obj_data field to tdata union.
* bfd-in2.h, libcoff.h: Rebuild.
* coff-rs6000.c (xcoff_mkobject): New static function.
(coff_mkobject): Define.
(xcoff_copy_private_bfd_data): New static function.
(coff_bfd_copy_private_bfd_data): Define.
(rs6000coff_howto_table): Change R_TOC complain_on_overflow from
signed to bitfield.
(rs6000coff_vec): Add DYNAMIC to object_flags.
* coffcode.h (sec_to_styp_flags): If RS6000COFF_C, handle .pad and
.loader sections specially.
(coff_new_section_hook): If RS6000COFF_C, get the .text and .data
section alignment from the XCOFF tdata information.
(coff_mkobject_hook): If RS6000COFF_C, set DYNAMIC based on
F_SHROBJ, and copy the extra a.out header information into the
XCOFF tdata structure.
(coff_write_object_contents): If RS6000COFF_C, set F_SHROBJ,
F_DYNLOAD and the extra a.out header information.
(coff_slurp_symbol_table): Set BSF_NOT_AT_END for a C_EXT or
C_HIDEXT symbol with attached csect information.
* coffswap.h (coff_swap_aouthdr_in): If RS6000COFF_C, swap
in the o_maxdata field.
(coff_swap_aouthdr_out): If RS6000COFF_C, swap extra XCOFF fields.
* coffgen.c (coff_renumber_symbols): Don't move any symbol to the
end if BSF_NOT_AT_END is set.
_bfd_coff_print_aux.
(bfd_coff_print_aux): New static function.
(coff_pointerize_aux_hook (RS6000COFF_C version)): Pointerize the
scnlen field of an XTY_LD csect aux entry.
(coff_print_aux): New static function.
(coff_slurp_symbol_table): Don't pointerize scnlen field; now done
in coff_pointerize_aux_hook.
(bfd_coff_std_swap_table): Initialize new field.
* coffgen.c (coff_print_symbol): Call bfd_coff_print_aux.
* libcoff.h: Rebuild.
* coff-alpha.c (alpha_ecoff_backend_data): Initialize new field.
* coff-mips.c (mips_ecoff_backend_data): Likewise.
_bfd_coff_pointerize_aux_hook.
(coff_pointerize_aux_hook): Define as a function if RS6000COFF_C
or I960, and as 0 otherwise.
(bfd_coff_std_swap_table): Initialize new field.
* libcoff.h: Rebuild.
* coffgen.c (coff_pointerize_aux): Change parameters to take
symbol pointer instead of type and class, and to take aux index.
Call _bfd_coff_pointerize_aux_hook if it is defined.
(coff_get_normalized_symtab): Always call coff_pointerize_aux.
* coff-alpha.c (alpha_ecoff_backend_data): Initialize all fields.
* coff-mips.c (mips_ecoff_backend_data): Likewise.
(debug_string_size, debug_string_section): Likewise.
(coff_fix_symbol_name): Add string_size_p, debug_string_section_p,
and debug_string_size_p parameters. Use them instead of the
global variables. Change all callers.
(coff_write_symbol): Likewise.
(coff_write_alien_symbol, coff_write_native_symbol): Likewise.
(coff_write_symbols): Add local variables to replace removed
global variables.
function, and line_base fields.
* libcoff.h: Rebuild.
* coffgen.c (coff_find_nearest_line): Use section tdata to cache
information, rather than using static variables.
* Makefile.in (BFD32_BACKENDS): Remove coff-arm.o.
* archures.c (bfd_arch_info_type): Change mach field from long to
unsigned long.
(bfd_lookup_arch): Change machine parameter from long to unsigned
long.
neither BSF_FUNCTION not BSF_NOT_AT_END just before undefined
symbols.
* coffcode.h (coff_slurp_symbol_table): Set BSF_FUNCTION as well
as BSF_NOT_AT_END.
PR 5491.
* cofflink.c: New file.
* libcoff-in.h: Include bfdlink.h.
(obj_coff_external_syms, obj_coff_strings): Define accessor macro.
(obj_coff_sym_hashes): Define accessor macro.
(struct coff_tdata): Add fields external_syms, strings, and
sym_hashes.
(struct coff_link_hash_entry): Define.
(struct coff_link_hash_table): Define.
(coff_link_hash_lookup, coff_link_hash_traverse): Define.
(coff_hash_table): Define.
(_bfd_coff_link_hash_table_create): Declare.
(_bfd_coff_link_add_symbols, _bfd_coff_final_link): Declare.
* coffcode.h (bfd_coff_backend_data): Add fields _bfd_relsz,
_bfd_coff_swap_reloc_in, _bfd_coff_sym_is_global,
_bfd_coff_compute_section_file_positions,
_bfd_coff_relocate_section.
(bfd_coff_relsz, bfd_coff_swap_reloc_in): Define.
(bfd_coff_sym_is_global): Define.
(bfd_coff_compute_section_file_positions): Define.
(bfd_coff_relocate_section): Define.
(coff_mkobject_hook): Initialize obj_raw_syment_count and
obj_conv_table_size.
(coff_compute_section_file_positions): Set target_index of all
sections. Set output_has_begun field.
(coff_write_object_contents): Don't set target_index; now done by
coff_compute_section_file_positions. Remove obsolete handling of
scn_base and data_base. Don't bother to check that target_index
is positive, since it always is. Remove use of pad, which is
always zero. Check obj_raw_syment_count, not bfd_get_symcount,
for the number of symbols, but only write them out if
bfd_get_symcount is non-zero.
(coff_slurp_symbol_table): Use obj_raw_syment_count, not
bfd_get_symcount for the number of symbols. Don't set
obj_conv_table_size.
(coff_sym_is_global): New static function or macro.
(coff_slurp_reloc_table): Call coff_swap_reloc_in, not
bfd_swap_reloc_in.
(coff_bfd_link_hash_table_create): If coff_relocate_section is
defined, define as _bfd_coff_link_hash_table_create.
(coff_bfd_link_add_symbols): Similar change.
(coff_bfd_final_link): Similar change.
(coff_relocate_section): Define as NULL if not defined.
(bfd_coff_std_swap_table): Initialize new fields.
* coffgen.c (coff_real_object_p): Don't set obj_raw_syment_count
and obj_conv_table_size here.
(coff_count_linenumbers): Reindent. If bfd_get_symcount is zero,
add up the line numbers from the sections.
(coff_write_symbols): Don't set bfd_get_symcount.
(coff_pointerize_aux): Don't pointerize a nonpositive x_endndx
field.
(coff_get_normalized_symtab): Use obj_raw_syment_count, not
bfd_get_symcount.
(coff_print_symbol): If auxp->fix_end, print x_endndx value.
* coffswap.h (coff_swap_reloc_in): Rename from bfd_swap_reloc_in.
Reindent. Change argument type to PTR.
* coff-a29k.c (coff_a29k_relocate_section): New static function.
(coff_relocate_section): Define.
* configure.in (a29kcoff_big_vec): Compile cofflink.o.
* coff-alpha.c (alpha_ecoff_backend_data): Initialize new fields.
* coff-mips.c (mips_ecoff_backend_data): Likewise.
* libcoff.h: Rebuilt.
* Makefile.in: Rebuilt dependencies.
(BFD32_BACKENDS): Add cofflink.o.
(CFILES): Add cofflink.c.
and use %ld to print it.
* osf-core.c (osf_core_core_file_p): Remove unused variable
dseccnt.
* ecoffswap.h (ecoff_swap_ext_out): If ECOFF_64, clear remaining
bytes in bits2.
are recognized, chose section flags based on the name.
(bfd_coff_backend_data): _bfd_styp_to_sec_flags_hook field: Add
name argument.
(bfd_coff_styp_to_sec_flags_hook): Add name argument.
(coff_compute_section_file_positions): Don't adjust the section
position by COFF_PAGE_SIZE unless SEC_ALLOC is set.
* libcoff.h: Rebuilt.
* coffgen.c (make_a_section_from_file): Pass section name to
bfd_coff_styp_to_sec_flags_hook.
* ecoff.c (_bfd_ecoff_styp_to_sec_flags): Add unused name
argument.
* libecoff.h (_bfd_ecoff_styp_to_sec_flags): Add name argument to
prototype.
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.
boolean, and changed written to unsigned int *. Check error
returns from called functions.
(coff_write_alien_symbol): Likewise.
(coff_write_native_symbol): Likewise.
(coff_write_symbols): Likewise. Reworked checks on whether to
write symbol name to string table for clarity and to avoid core
dumping when given a non COFF symbol.
* libcoff-in.h (coff_write_symbols): Declare as returning boolean.
* libcoff.h: Rebuilt.
* coffcode.h (coff_write_object_contents): Check return value of
coff_write_symbols.
read. (bfd_error_system_call or bfd_error_file_truncated).
* som.c: Do not blindly set bfd_error_system_call after a
failing bfd_read, bfd_write, or bfd_seek. In a few places
(like som_object_p) override the error status set by bfd_read.
* aix386-core.c, aout-encap,c archive.c, bout.c: Likewise.
* coff-rs6000.c, coffgen.c ecoff.c, elf.c: Likewise.
* elf32-hppa.c, elfcode.h, hp300hpux.c, i386lynx.c: Likewise.
* nlm32-alpha.c, nlm32-i386.c, nlm32-sparc.c: Likewise.
* som.c: Check return values from several bfd_{seek,read,write}
calls that we just assumed were not failing.
_bfd_coff_swap_aux_in and _bfd_coff_swap_aux_out: aux index number
and number of aux entries.
(bfd_coff_swap_aux_in, bfd_coff_swap_aux_out): Changed
accordingly.
* libcoff.h: Rebuilt.
* coffswap.h (coff_swap_aux_in, coff_swap_aux_out): Accept new
arguments. If RS6000COFF_C, only treat C_EXT and C_HIDEXT
specially if this is the last aux entry.
* coffgen.c (coff_write_symbol, coff_get_normalized_symtab): Pass
new arguments to swap_aux functions.
more efficient backend code can be written for specific object
files. Only existing efficient backend is a.out.
* seclet.c, seclet.h: Removed.
* hash.c, linker.c, genlink.h: New files.
* bfd-in.h: Removed bfd_error_vector. Declared hash table
structures and functions.
(JUMP_TABLE): Removed bfd_seclet_link, added
bfd_link_hash_table_create, bfd_link_add_symbols and
bfd_final_link.
* All backends: Changed accordingly.
* bfd-in2.h: Rebuilt.
* bfd.c (struct _bfd): Added link_next and archive_pass fields.
Removed ld_symbols field.
(bfd_nonrepresentable_section, bfd_undefined_symbol,
bfd_reloc_value_truncated, bfd_reloc_is_dangerous,
bfd_error_vector): Removed.
(bfd_default_error_trap, bfd_error_trap,
bfd_error_nonrepresentabltrap): Removed.
(bfd_get_relocated_section_contents): Pass link_info. Pass
link_order instead of seclet. Pass symbols.
(bfd_relax_section): Pass link_info.
(bfd_seclet_link): Removed.
(bfd_link_hash_table_create, bfd_link_add_symbols,
bfd_final_link): New macros.
* libbfd-in.h: If __GNUC__ is defined and alloca is not, define
alloca as __builtin_alloca. Declare internal linking functions.
* libbfd.h: Rebuilt.
* libbfd.c (bfd_seek): Comment out fseek assertion. It's worked
for months.
* reloc.c (reloc_howto_type): Added error_message argument to
special_function field. Changed all callers and all definitions.
(bfd_get_reloc_size): Make argument a const pointer.
(bfd_perform_relocation): Add error_message argument to hold
string set if return value if bfd_reloc_dangerous. Changed all
callers.
(_bfd_final_link_relocate, _bfd_relocate_contents): New functions.
* section.c (asection): Renamed seclets_head and seclets_tail to
link_order_head and link_order_tail.
* targets.c (bfd_target): Replaced seclet argument with link_info
and link_order and symbols arguments in
bfd_get_relocated_section_contents. Added symbols argument to
bfd_relax_section. Removed bfd_seclet_link. Added
bfd_link_hash_table_create, bfd_link_add_symbols and
bfd_final_link.
* libaout.h (struct aoutdata): Added external_syms,
external_sym_count, external_strings, sym_hashes fields.
(obj_aout_external_syms, obj_aout_external_sym_count,
obj_aout_external_strings, obj_aout_sym_hashes): New accessor
macros.
(WRITE_HEADERS): Only output symbols if outsymbols is not NULL.
* aoutx.h: Wrote new back end linker routines.
(translate_to_native_sym_flags): Return boolean value. Don't use
bfd_error_vector.
(NAME(aout,write_syms)): Return boolean value. Check return value
of translate_to_native_sym_flags and bfd_write.
* aout-target.h (final_link_callback): New function.
(MY_bfd_final_link): New function.
* aout-adobe.c (aout_adobe_write_object_contents): Check return
value of aout_32_write_syms.
* hp300hpux.c (MY(write_object_contents)): Likewise.
* i386lynx.c (WRITE_HEADERS): Likewise.
* libaout.h (WRITE_HEADERS): Likewise.
* bout.c: Changed functions to use link_info->callbacks rather
than bfd_error_vector, and link_orders rather than seclets.
* coff-alpha.c: Likewise.
* coff-h8300.c: Likewise.
* coff-h8500.c: Likewise.
* coff-sh.c: Likewise.
* coff-z8k.c: Likewise.
* elf32-hppa.c: Likewise.
* reloc16.c: Likewise.
* coff-alpha.c (alpha_ecoff_get_relocated_section_contents): Look
up _gp in the hash table rather than in outsymbols.
* coff-a29k.c (a29k_reloc): Pass errors back in new error_message
argument rather than printing them.
* coffcode.h (bfd_coff_reloc16_extra_cases): Take link_info and
link_order arguments rather than seclet. Changed all uses and
definitions.
(bfd_coff_reloc16_estimate): Pass link_info arguments. Changed
all uses and definitions.
* libcoff.h: Rebuilt.
* ecoff.c (ecoff_get_extr): If symbol is defined by linker, but
not by ECOFF, make it scAbs.
(ecoff_bfd_final_link): Renamed from ecoff_bfd_seclet_link and
rewritten.
* elf32-mips.c (mips_elf_final_link): Renamed from
mips_elf_seclet_link and rewritten.
* elf32-hppa.c (elf32_hppa_stub_description): Added link_info
field.
(new_stub, add_stub_by_name, hppa_elf_build_arg_reloc_stub,
hppa_elf_build_long_branch_stub, hppa_look_for_stubs_in_section):
Added link_info arguments. Changed all callers.
* elfcode.h (elf_slurp_symbol_table): Don't quit if outsymbols is
not NULL.
* oasys.c (oasys_write_sections): Return boolean value rather than
using bfd_error_vector.
(oasys_write_object_contents): Check return value of
oasys_write_sections.
* hosts/std-host.h: Don't declare qsort or strtol.
* Makefile.in: Rebuild dependencies.
(BFD_LIBS): Removed seclet.o. Added hash.o and linker.o.
(CFILES): Removed seclet.c. Added hash.c and linker.c.
(HFILES): Removed seclet.h. Added genlink.h.
using printf.
* coff-z8k.c (rtype2howto): Likewise.
* coffcode.h (dummy_reloc16_extra_cases): Likewise.
* elf32-i386.c (TRACE): Likewise.
* hp300hpux.c (convert_sym_type, swap_std_reloc_in): Likewise.
* rs6000-core.c (rs6000coff_get_section_contents): Likewise.
* coffgen.c (coff_print_symbol): Do an fprintf to the file
argument rather than using printf.
* coffcode.h (_bfd_coff_mkobject_hook): Pass aouthdr argument.
(coff_mkobject_hook): Accept aouthdr argument.
* coffgen.c (coff_real_object_p): Pass aouthdr to mkobject_hook.
Handle NULL aouthdr argument.
(coff_object_p): If there is no aouthdr, pass it as NULL to
coff_real_object_p.
* libcoff.h: Rebuilt for mkobject_hook changes.
Ian Lance Taylor
Fred Fish
David Edelsohn
Ken Raeburn
Jeff Law
David MacKenzie
Per Bothner