always write it out even if it would normally be stripped.
(aout_link_input_section_std): If we find a reloc against a
stripped global symbol, force it to be written out rather than
merely calling unattached_reloc.
(aout_link_input_section_ext): Likewise.
(aout_link_reloc_link_order): Likewise.
(obj_som_sorted_syms): Accessor macro.
* som.c (som_object_setup): Initialize sorted_syms to NULL.
(som_prep_for_fixups): Sort a copy of the BFD's symbol table;
store the sorted symbol table in sorted_syms.
(som_write_fixups): Initalize tmp_reloc to NULL to make GCC happy.
(som_begin_writing): Similarly for exec_header. Pass the sorted
symbol table to som_write_symbol_strings.
(som_build_and_write_symbol_table): Use the sorted symbols rather
than the canonical symbol table.
* som.c (som_write_symbol_strings): Use "stringtab_offset"
rather than destroying the "name" field in the BFD symbol.
(som_build_and_write_symbol_table): Likewise.
'T' and 'U' to grab all the unwind information.
(som_set_reloc_info): Make 'U' unwind bits persist across
multiple SOM relocations. Set the addend field of an R_ENTRY
relocation to the value in 'T'; set the addend field on an
R_EXIT relocation to the value in 'U'.
* som.c (som_write_fixups): For R_ENTRY fixups, get 32bits of
unwind information from the addend field of the R_ENTRY, get the
other 32bits from the addend field of the R_EXIT.
(bfd_som_attach_unwind_info): Delete function and all references.
switched in executables created by the OSF1 linker.
(som_write_fixups): Handle R_EXIT just like the R_{F,L,R}SEL
fixups. Support R_ALT_ENTRY (handle just like R_EXIT).
* cofflink.c (coff_link_input_bfd): syment_base is unsigned
so can't compare -ve numbers with it.
Mon Sep 12 20:31:17 1994 Steve Chamberlain (sac@jonny.cygnus.com)
* configure.in (shcoff_vec): Use cofflink.o now.
* coff-sh.c: Rewritten to use new fast coff backend.
(ns32k-*-netbsd): use ns32knbsd.
* hosts/{nbsd,i386nbsd,ns32knbsd,sparcnbsd}.h: New files, NetBSD
host support.
* sparcnetbsd.c: New file, adds support for NetBSD/sparc.
* config/sparc-nbsd.mt: Likewise.
* netbsd.h: New file, definitions common to all netbsd ports.
* i386netbsd.c: Use it.
* ns32knetbsd.c: Use it.
* Makefile.in, configure.in, targets.c, config/i386-nbsd.mt,
config/ns32k-nbsd.mt: canonicalize netbsd targets to conform to
file/variable naming conventions.
* i386netbsd.c: New file, renamed from netbsd386.c.
* ns32knetbsd.c: New file, renamed from netbsd532.c.
R_NO_RELOCATION fixups.
(bfd_section_from_som_symbol): Return the absolute section if the
symbol isn't contained in any section in the output file.
(som_slurp_symbol_table): ST_PRI_PROG and ST_SEC_PROG symbols are
not function symbols (they are magic code labels which *can* be the
targets of cross space branches). $START$ is not a section symbol.
change it.
(_bfd_coff_generic_relocate_section): If r_symndx is -1, it is an
absolute reloc. Don't dump core using r_symndx as an array index.
* cf-m68klynx.c (coff_bfd_link_add_symbols): Define.
(lynx_link_add_symbols): New static function (copy of function in
coff-i386.c).
(coff_m68k_lynxrtype_to_howto): sym argument may be NULL.
* coff-i386.c (coff_i386_rtype_to_howto): Likewise.
* coff-a29k.c (coff_a29k_relocate_section): Handle an r_symndx
value of -1, meaning an absolute reloc.
error of some sort (for example, undefined symbols), then do not
apply any relocs, just notify the user of the errors.
(elf32_hppa_backend_begin_write_processing): Do not build a symbol
extension section for an executable (it's useless).
(elf32_hppa_link_output_symbol_hook): Do nothing if there was a
link error of some sort (for example, undefined symbols).
(elf32_hppa_read_symext_info): Kludge. Turn off SEC_HAS_CONTENTS
for all the input symbol extension sections to keep the generic
BFD code happy. Temporarily turn it on to read the contents of
the symbol extension section.
* cf-i386lynx.c: Remove #if 0 code.
(i386_lynxos_coff_object_p): Remove unused function.
(coff_bfd_link_add_symbols): Define.
(lynx_link_add_symbols): New static function.
* coffcode.h (coff_bfd_link_hash_table_create): If
coff_relocate_section is defined, only define this if not already
defined.
(coff_bfd_link_add_symbols, coff_bfd_final_link): Likewise.
* linker.c (_bfd_generic_final_link): Handle
bfd_indirect_link_order explicitly, rather than via
_bfd_default_link_order.
(set_symbol_from_hash): New static function, broken out of
_bfd_generic_link_write_global_symbol.
(_bfd_generic_link_write_global_symbol): Symbol setting code moved
to set_symbol_from_hash; call it.
(default_indirect_link_order): Add generic_linker argument.
Change all callers. If false, set the generic symbols based on
the hash table entries.
elf_backend_final_write_processing hook to boolean.
(struct elf_obj_tdata): Add linker field.
* elfcode.h (NAME(bfd_elf,write_object_contents)): Pass value of
tdata linker field to final_write_processing, rather than NULL.
(elf_bfd_final_link): Don't call final_write_processing hook. Set
tdata linker field to true.
* elf32-mips.c (mips_elf_final_write_processing): Change type of
second argument to boolean.
* elf32-hppa.c (elf32_hppa_backend_final_write_processing):
Likewise.
* coff-i960.c (RTYPE2HOWTO): Likewise.
* coff-m88k.c (RTYPE2HOWTO): Likewise.
* coff-we32k.c (RTYPE2HOWTO): Likewise.
Make i386 COFF use new COFF backend linker.
* coff-i386.c (RTYPE2HOWTO): Fully parenthesize arguments.
(coff_relocate_section): Define.
(coff_i386_rtype_to_howto): New function.
* configure.in (i386coff_vec): Use cofflink.o.
(i386lynx_coff_vec): Likewise.
* coffcode.h (bfd_coff_backend_data): Add new field
_bfd_coff_rtype_to_howto.
(bfd_coff_rtype_to_howto): Define.
(coff_rtype_to_howto): Define to use RTYPE2HOWTO, if not already
defined.
(bfd_coff_std_swap_table): Initialize new field.
* cofflink.c (_bfd_coff_final_link): Allocate section_count + 1
section_info structures, since the target_index is 1 based.
(coff_link_input_bfd): Set *secpp to bfd_com_section_ptr for a
common symbol. Adjust rel_hash by the output reloc count.
(_bfd_coff_generic_relocate_section): New function.
* libcoff-in.h (_bfd_coff_generic_relocate_section): Declare.
* libcoff.h: Rebuild.
* coff-alpha.c (alpha_ecoff_backend_data): Initialize new field.
* coff-mips.c (mips_ecoff_backend_data): Likewise.
symbols and undefined symbols which no type in the same manner
if the associated BFD symbol has BSF_FUNCTION set. For a defined
symbol which no type, select a SOM type based on the flags of the
section containing the symbol.
(som_slurp_symbol_type): Set BSF_FUNCTION for undefined ST_STUB
or ST_CODE symbols (importing a non-function code symbol is
meaningless in SOM).
(som_set_reloc_info): Don't set "offset" to the section's vma; it
should always start at zero.
* 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.
commands for simultaneous definition of enumerator and enumerator name table.
(bfd_get_reloc_code_name): New function, for retrieving a symbolic name
associated with an enumerator.
* libbfd.h, bfd-in2.h: Regenerated.
argument, and use it to set DT_SONAME dynamic entry.
* bfd-in.h (bfd_elf32_size_dynamic_sections): Update prototype.
(bfd_elf64_size_dynamic_sections): Update prototype.
* bfd-in2.h: Rebuilt.
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.
(and output_offset) if there is one.
* aoutx.h (aout_link_check_archive_element): Discard the symbols
if the archive element was not needed.
* aoutx.h (aout_get_external_symbols): Ensure that a zero string
index yields an empty string.
(aout_link_write_symbols): If info->keep_memory is false, use name
from original hash table entry, not from entry in *sym_hash.
* aoutx.h (struct aout_final_link_info): Add fields contents,
relocs, symbol_map and output_syms.
(NAME(aout,final_link)): Work out the largest section size, reloc
size, and number of symbols. Use them to preallocate buffers that
are large enough for all cases.
(aout_link_input_bfd): Use preallocated symbol_map.
(aout_link_write_symbols): Remove symbol_map argument; use
preallocated symbol_map instead. Change all callers. Use
preallocated output_syms.
(aout_link_input_section): Remove symbol_map argument. Change all
callers. Use preallocated contents and relocs.
(aout_link_input_section_std): Remove symbol_map argument; use
preallocated symbol_map instead. Change all callers.
(aout_link_input_section_ext): Likewise.
* aoutx.h: String hash functions moved to hash.c. Retain
simplified versions of add_to_stringtab and emit_stringtab.
Change all callers to use new function and structure names.
* libbfd-in.h (_bfd_stringtab_init, _bfd_stringtab_free): Declare.
(_bfd_stringtab_size, _bfd_stringtab_add): Declare.
(_bfd_stringtab_emit): Declare.
* libbfd.h: Rebuilt.
* i386linux.c (linux_add_one_symbol): Create a fixup for any
defined absolute symbol, not just GOT or PLT symbols.
(linux_tally_symbols): Correct handling of references to defined
symbols.
* aoutx.h (adjust_o_magic): If the .bss VMA was set outside of
BFD, pad the .data section up to the VMA of the .bss section.
(aout_link_add_symbols): If a set symbol does not get modified,
treat it as a local symbol.
(aout_link_write_symbols): Set the value of set symbols
correctly. Don't discard set symbols even if discarding local
symbols.
(aout_link_write_other_symbol): Don't abort on bfd_link_hash_new,
since it can now happen for set symbols.
".rel", not ".rela." and ".rel."; make this work by checking
use_rela_p.
* elf32-i386.c (elf_i386_check_relocs): Just check for ".rel", not
".rel."
(elf_i386_size_dynamic_sections): Likewise.
(elf_i386_relocate_section): Likewise.
* elf32-sparc.c (elf32_sparc_check_relocs): Just check for
".rela", not ".rela."
(elf32_sparc_size_dynamic_sections): Likewise.
(elf32_sparc_relocate_section): Likewise.
no aux entries, use the symbol name as the file name.
(coff_find_nearest_line): Look for the right C_FILE symbol, rather
than always using the first one. If there is a debugging symbol
after a function symbol, skip it. Add the section VMA to the line
offset, since it was subtracted out in coff_slurp_line_table.
PR 5010.
allocate and attach an exec header to the BFD private data.
(som_begin_writing): Don't fill fields of the exec header based
on BFD private data here (like the exec flags). Do not write
the exec header here.
(som_write_headers): Instead do it here.
* som.h (struct somdata): New field "exec_hdr" for the executable
file header.
(obj_som_exec_hdr): New accessor macro.
named .linux-dynamic, not .dynamic.
(linux_add_one_symbol): Use .linux-dynamic, not .dynamic.
(bfd_linux_size_dynamic_sections): Likewise.
(linux_finish_dynamic_link): Likewise.
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.
The linker depends upon configuring for solaris2.
* hosts/solaris2.h: New file; include hosts/sysv4.h.
* config/solaris2.mh: New file; copy of config/sysv4.mh.
* aout-ns32k.c: Add declarations that were in aout-ns32k.h, change
declarations to traditional form.
(MY_reloc_howto, MY_put_reloc): Change from macro to function.
(ns32k_relocate_contents): New function.
* aout-ns32k.h: Remove.
* cpu-ns32k.c: Add declarations that were in aout-ns32k.h, change
declarations to traditional form.
(ns32k_final_link_relocate): Call ns32k_relocate_contents.
* netbsd532.c: Reformat to standards, add copyright notice.
(ARCH): Don't define.
(aout-ns32k.h): Don't include.
* pc532-mach.c: Ditto.
* i386linux.c (linux_add_one_symbol): Only handle
SHARABLE_CONFLICTS specially if BSF_CONSTRUCTOR is set. Set hashp
for a GOT or PLT symbol. Set jump field of fixup for a PLT symbol.
(linux_tally_symbols): Check section of real symbol. When looking
for a builtin fixup, check builtin and jump flags. Create no more
than one fixup, and always create one if the real symbol is in the
absolute section. Only strip absolute symbols.
bfd_tell, bfd_flush, and bfd_stat from here...
* bfd-in.h: ...to here, to make them visible to programs which
know more about the object file format than BFD does.
* libbfd.h, bfd-in2.h: Rebuilt.
