rather than messing with Elf_Sym_Extra. Store the symbol index in
the udata.i field.
(swap_out_syms): Use outbound_syms as a pointer rather than as an
array. Don't worry about elf_sym_num.
(elf_symbol_from_bfd_symbol): Use udata.i rather than just udata.
* libelf.h (struct elf_sym_extra): Don't define.
(Elf_Sym_Extra): Don't define.
(struct elf_obj_tdata): Remove sym_extra field.
(elf_sym_extra): Don't define.
* elf32-hppa.c (elf32_hppa_backend_final_write_processing): Use
udata.i rather than elf_sym_extra array.
(elf32_hppa_backend_symbol_table_processing): Don't set
symextn_hdr->size; just use sh_size.
* elfcode.h (elf_stringtab_init): New static function.
(bfd_new_strtab, bfd_add_to_strtab, bfd_add_2_to_strtab): Remove.
Change all callers to use elf_stringtab_init or
_bfd_stringtab_add, and get stringtab lengths using
_bfd_stringtab_size.
(elf_fake_sections): Change ignored argument to pointer to
boolean, and set the boolean to true if an error occurs. If an
error has already occurred, don't do anything.
(assign_section_numbers): Just set sh_size, not contents.
(elf_compute_section_file_positions): Pass the address of a
boolean to elf_fake_sections. Pass the address of a
bfd_strtab_hash to swap_out_syms. Write out the .strtab section.
(prep_headers): Change shstrtab to bfd_strtab_hash.
(swap_out_syms): Take a pointer to a bfd_strtab_hash as an
argument. Set it to the symbol names.
(NAME(bfd_elf,write_object_contents)): Write out the section
header names using _bfd_stringtab_emit.
(elf_debug_section): Remove first argument; get the section name
via the bfd_section pointer. Change caller.
(elf_bfd_final_link): Write out the symbol names using
_bfd_stringtab_emit. Likewise for the .dynstr section contents.
Free the symbol names at the end of the function.
(elf_link_input_bfd): Remove the last argument, output_names,
from relocate_section. Save the old symbol contents before
calling elf_link_output_sym, and restore them afterward.
* libelf.h (struct elf_link_hash_table): Change dynstr field to
struct bfd_strtab_hash.
(struct elf_backend_data): Remove last argument, output_names,
from elf_backend_relocate_section field.
(struct strtab): Don't define.
(struct elf_obj_tdata): Change strtab_ptr field to struct
bfd_strtab_hash.
* elf32-hppa.c (elf32_hppa_relocate_section): Remove last
argument, output_names.
* elf32-i386.c (elf_i386_relocate_section): Likewise.
* elf32-mips.c (mips_elf_relocate_section): Likewise.
* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
Clear contents field.
(bfd_section_from_shdr): In SHT_STRTAB case, check bfd_section,
not rawdata. Don't set rawdata if e_shstrndx. Use bfd_section
rather than rawdata in commented out code. In SHT_REL[A] case,
don't bother to check elf_section_data of section returned by
section_from_elf_index.
(elf_fake_sections): Set bfd_section, not rawdata. Don't set
size.
(elf_map_symbols): Don't set elf_num_section_syms. Don't create
section symbols that already exist.
(assign_file_position_for_section): Use bfd_section, not rawdata.
(section_from_elf_index): Just check bfd_section field.
(elf_section_from_bfd_section): Likewise.
(elf_debug_section): Don't print rawdata, contents, or size.
(elf_link_add_object_symbols): Don't error out if
section_from_elf_index returns NULL.
(elf_bfd_final_link): Check return value from
section_from_elf_index against NULL, not bfd_is_abs_section.
(elf_link_input_bfd): Don't check section_from_elf_index return
value.
* libelf.h (struct elf_obj_tdata): Remove num_section_syms field.
(elf_num_section_syms): Don't define.
* elf.c (elf_get_str_section): Store section contents in contents
field rather than rawdata field.
(elf_string_from_elf_section): Likewise.
(_bfd_elf_make_section_from_shdr): Store BFD section pointer in
bfd_section field rather than rawdata field.
* elf32-hppa.c (elf32_hppa_read_symext_info): Use bfd_section
rather than rawdata.
(elf32_hppa_size_stubs): Likewise.
* elf32-mips.c (mips_elf_final_write_processing): Use bfd_section
rathern than rawdata.
(mips_elf_section_from_shdr): Likewise.
(mips_elf_section_processing): Likewise.
(mips_elf_section_from_bfd_section): Remove rawdata check.
* elf32-i386.c (elf_i386_check_relocs): Make sure that a symbol
with a global offset table entry or a procedure linkage table
entry is added to the dynamic symbol table.
* elf32-sparc.c (elf32_sparc_check_relocs): Likewise.
* elf32-i386.c (elf_i386_adjust_dynamic_symbol): If a symbol has
already gotten a procedure linkage table entry, change the
definition to the PLT entry.
* elf32-sparc.c (elf32_sparc_adjust_dynamic_symbol): Likewise.
type.
(coff_read_string_table): Cast argument to bfd_h_get_32 to correct type.
* elfcode.h (elf_link_output_extsym): Cast argument to bfd_elf_hash to correct
type.
use COFF_DEFAULT_SECTION_ALIGNMENT_POWER instead. Force the .stab
and .stabstr sections to be aligned to no more than 2. Remove
COFF_SPARC special cases.
* coff-a29k.c: Define COFF_DEFAULT_SECTION_ALIGNMENT_POWER.
* coff-apollo.c, coff-go32.c, coff-h8300.c: Likewise.
* coff-h8500.c, coff-i386.c, coff-i960.c, coff-m68k.c: Likewise.
* coff-m88k.c, coff-rs6000.c, coff-sh.c, coff-sparc.c: Likewise.
* coff-we32k.c, coff-z8k.c: Likewise.
PR 5706.
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.
* elfcode.h (elf_link_create_dynamic_sections): Set type of
_DYNAMIC to STT_OBJECT.
(NAME(bfd_elf,record_link_assignment)): Always create hash table
entry. Set type to STT_OBJECT.
(elf_link_output_extsym): Don't set type of weak defined symbol to
STB_WEAK if symbol was referenced.
* elf32-i386.c (elf_i386_create_dynamic_sections): Set type of
_GLOBAL_OFFSET_TABLE to STT_OBJECT.
(elf_i386_check_relocs): Ignore local PLT32 relocs.
(elf_i386_relocate_section): Treat local PLT32 relocs as PC32.
ELF. Based on patches by Eric Youngdale <ericy@cais.cais.com>.
* libelf.h (struct elf_link_hash_entry): Remove copy_offset field.
Add got_offset and plt_offset fields.
(ELF_LINK_HASH_REF_DYNAMIC_MULTIPLE): Don't define.
(ELF_LINK_HASH_DEF_DYNAMIC_MULTIPLE): Don't define.
(ELF_LINK_HASH_NEEDS_COPY): Define.
(struct elf_backend_data): Add check_relocs field.
(struct bfd_elf_section_data): Change relocs from PTR to
Elf_Internal_Rela *.
(struct elf_obj_tdata): Add local_got_offsets field.
(elf_local_got_offsets): Define accessor macro.
(bfd_elf32_link_create_dynamic_sections): Declare.
(bfd_elf32_link_record_dynamic_symbol): Declare.
(bfd_elf64_link_create_dynamic_sections): Declare.
(bfd_elf64_link_record_dynamic_symbol): Declare.
* elfcode.h (elf_slurp_reloc_table): Don't use the section data
relocs field.
(elf_link_record_dynamic_symbol): Make globally visible. Use
macro to rename to NAME(bfd_elf,link_record_dynamic_symbol).
(elf_link_add_object_symbols): If creating a shared library, put
make all local symbols dynamic. Don't bother with the
DYNAMIC_MULTIPLE flags. Call the check_relocs backend function if
it is defined.
(elf_link_create_dynamic_sections): Make globally visible. Use
macro to rename to NAME(bfd_elf,link_create_dynamic_sections). If
creating a shared library, make sure that _DYNAMIC is added as a
dynamic symbol.
(elf_link_read_relocs): New function.
(NAME(bfd_elf,record_link_assignment)): If creating a shared
library, always create symbols, and always make them dynamic.
(elf_bfd_final_link): Permit creation of shared libraries.
(elf_link_input_bfd): Use elf_link_read_relocs to get the relocs.
* elf.c (_bfd_elf_link_hash_newfunc): Don't initialize
copy_offset. Initialize got_offset and plt_offset.
* elf32-target.h (elf_backend_check_relocs): Define as 0 if not
defined.
(elf32_bed): Initialize check_relocs field.
* elf64-target.h (elf_backend_check_relocs): Define as 0 if not
defined.
(elf64_bed): Initialize check_relocs field.
* elf32-i386.c (elf_howto_table): Change R_386_PLT32 and
R_386_GOTPC to be pc_relative and pcrel_offset.
(elf_i386_pic_plt0_entry): Define.
(elf_i386_pic_plt_entry): Define.
(elf_i386_create_dynamic_sections): Create a .got.plt section, and
define _GLOBAL_OFFSET_TABLE_ at the start of it. If creating a
shared library, make sure that _GLOBAL_OFFSET_TABLE_ is added as a
dynamic symbol. Don't create .rel.bss if creating a shared
library.
(elf_i386_check_relocs): New function.
(elf_i386_adjust_dynamic_symbol): Don't make a PLT entry if the
symbol already has one. When making a PLT entry, set plt_offset.
Don't create a copy reloc when creating a shared library. Don't
set copy_offset, just set ELF_LINK_HASH_NEEDS_COPY.
(elf_i386_allocate_dynamic_section): Remove.
(elf_i386_size_dynamic_sections): Look through all the sections
rather than assuming we know their names. Remove any empty reloc
or plt sections. Only add a DT_DEBUG entry if not creating a
shared library. Only add a DT_PLTGOT entry if there is a PLT.
Add a DT_TEXTREL entry if required.
(elf_i386_relocate_section): Permit undefined symbols when
creating a shared library. Handle the special relocation types
specially.
(elf_i386_finish_dynamic_symbol): Create a PLT entry if plt_offset
is set. If creating a shared library, produce a PIC PLT entry.
Only mark a PLT symbol as undefined if it was not defined by a
regular object file. Create a GOT entry if got_offset is set.
Create a copy reloc if ELF_LINK_HASH_NEEDS_COPY is set.
(elf_i386_finish_dynamic_sections): Change the handling of
DT_RELSZ to simply subtract out the size of .rel.plt. If creating
a shared library, produce PIC PLT code.
(elf_backend_check_relocs): Define.
* elf32-sparc.c (elf_sparc_howto_table): Change R_SPARC_GOT10,
R_SPARC_GOT22, and R_SPARC_PC10 to not warn about reloc overflow.
(elf32_sparc_create_dynamic_sections): If creating a shared
library, make sure that _GLOBAL_OFFSET_TABLE_ is added as a
dynamic symbol, and set the type to STT_OBJECT. Likewise for
_PROCEDURE_LINKAGE_TABLE_. Don't create .rel.bss if creating a
shared library.
(elf32_sparc_check_relocs): New function.
(elf32_sparc_adjust_dynamic_symbol): Don't make a PLT entry if the
symbol already has one. When making a PLT entry, set plt_offset.
Don't create a copy reloc when creating a shared library. Don't
set copy_offset, just set ELF_LINK_HASH_NEEDS_COPY.
(elf32_sparc_allocate_dynamic_section): Remove.
(elf32_sparc_size_dynamic_sections): Look through all the sections
rather than assuming we know their names. Only add a DT_DEBUG
entry if not creating a shared library. Add a DT_TEXTREL entry if
required.
(elf32_sparc_relocate_section): Permit undefined symbols when
creating a shared library. Handle the special relocation types
specially.
(elf32_sparc_finish_dynamic_symbol): Create a PLT entry if plt_offset
is set. Only mark a PLT symbol as undefined if it was not defined
by a regular object file. Create a GOT entry if got_offset is
set. Create a copy reloc if ELF_LINK_HASH_NEEDS_COPY is set.
(elf32_sparc_finish_dynamic_sections): Store dynobj in a local
variable.
(elf_backend_check_relocs): Define.
common, set the alignment.
(aout_link_add_symbols): Restrict the alignment of a common symbol
to the alignment power given by the architecture.
* elf.c (_bfd_elf_link_hash_newfunc): Don't initialize align. Do
initialize copy_offset.
* elf32-i386.c (elf_i386_adjust_dynamic_symbol): Use copy_offset
field rather than align field. Get alignment using bfd_log2
rather than switch.
* elf32-sparc.c (elf32_sparc_adjust_dynamic_symbol): Likewise.
* elf32-i386.c (elf_i386_finish_dynamic_symbol): Use copy_offset,
not align.
* elf32-sparc.c (elf32_sparc_finish_dynamic_symbol): Likewise.
It's the wrong way to do things.
(HOWTO): Change accordingly.
(HOWTO2): Remove.
(_bfd_final_link_relocate): Remove references to
special_function1.
* bfd-in2.h: Rebuilt.
* aoutx.h (aout_link_input_section_std): Remove references to
special_function1.
(aout_link_reloc_link_order): Likewise.
argument. If it is not NULL, use it to set DT_RPATH.
* bfd-in.h (bfd_elf32_size_dynamic_sections): Update prototype.
(bfd_elf64_size_dynamic_sections): Likewise.
* bfd-in2.h: Rebuilt.
* elfcode.h (elf_link_add_object_symbols): If symbol is defined as
weak, set ELF_LINK_HASH_DEFINED_WEAK.
(elf_link_output_extsym): If symbol is defined as weak, mark it
STB_WEAK.
(shdr_name): Remove; unused.
* elfcode.h (elf_slurp_reloc_table): Rewrote to handle both REL
and RELA relocs. Free up the unswapped relocs. Permit the relocs
to be cached in the section_data. Correct the reloc address.
(elf_slurp_reloca_table): Remove.
(elf_canonicalize_reloc): Rewrote.
(elf_link_input_bfd): Permit the relocs to be cached in the
section data.
hpux-core.c, irix-core.c, lynx-core.c, osf-core.c, ptrace-core.c,
rs6000-core.c, trad-core.c: Remove SEC_ALLOC flag from .reg
sections, .reg sections are not allocated and contain debug
information only.
* osf-core.c (make_bfd_asection, osf_core_core_file_p): Use
bfd_make_section_anyway instead of building unique section names.
additionally copy object type information from the alpha file
header to the BFD flags.
(alpha_ecoff_backend_data): Use it.
(ecoffalpha_little_vec): Add DYNAMIC to object_flags.
* aout64.c: Fix typo in conditional QMAGIC definition.
* elfcode.h (swap_symbol_in, swap_symbol_out): Externalize.
(elf_compute_section_file_positions): Pass link_info to
the begin_write_processing hook.
(bfd_elf_write_object_contents): Pass NULL for new link_info
argument to final_write_processing hook.
(elf_link_output_sym): Accept new "input_section" argument for
the symbols's input section. All callers changed. Call the
link_output_symbol_hook if it's defined.
(elf_bfd_final_link): Call the final_write_processing hook if
it's defined.
* libelf.h (elf_backend_link_output_symbol_hook): Declare.
(elf_backend_begin_write_processing): Add new "info" argument.
(elf_backend_final_write_processing): Likewise.
* elf32-target.h (elf_backend_link_output_symbol_hook): Provide
a default definition.
(elf32_bed): Add elf_backend_link_output_symbol_hook.
* elf64-target.h: Likewise.
* Major rework of the PA ELF code. Uses the new style BFD
linker, major cleanups.
* hppa_stubs.h: Rewrite from scratch. Much smaller and simpler.
* elf32-hppa.h: Delete all symbol extension related code.
(hppa_look_for_stubs_in_section): Delete decl.
(elf32_hppa_size_stubs, elf32_hppa_build_stubs): New decls.
* elf32-hppa.c: Symbol extension stuff moved form elf32-hppa.h
into elf32-hppa.c. Do not include aout64.h.
(typdef hppa_stub_type): Delete.
(elf32_hppa_stub_name_list_struct): Delete.
(elf32_hppa_stub_description_struct): Delete.
(arg_reloc_type): Use simpler enumerations. All references changed.
(arg_location, arg_reloc_relocation): Likewise.
(elf32_hppa_symextn_map_struct): Delete.
(get_symbol_value): Delete.
(elf32_hppa_get_sym_extn): Delete.
(find_stubs, new_stubs, type_of_mismatch): Delete.
(find_stub_by_name, add_stub_by_name): Delete.
(hppa_elf_stub_finish, hppa_elf_stub_reloc): Delete.
(hppa_elf_arg_reloc_needed): Renamed. Simplify.
(hppa_elf_build_linker_stub, hppa_elf_create_stub_sec): Delete.
(hppa_elf_long_branch_needed_p): Delete.
(hppa_look_for_stubs_in_section): Delete.
(hppa_elf_get_section_contents): Delete.
(elf32_hppa_backend_symbol_processing): Delete.
(elf32_hppa_backend_section_processing): Delete.
(elf32_hppa_backend_section_from_shdr): Delete.
(elf32_hppa_backend_fake_sections): Delete.
(elf32_hppa_backend_section_from_bfd_section): Delete.
(NEW_INSTRUCTION): Delete.
(CURRENT_STUB_OFFSET): Delete.
(elf32_hppa_relocate_section): New function.
(elf32_hppa_bfd_final_link_relocate): New function.
(elf32_hppa_size_symext): New function.
(elf32_hppa_link_output_symbol_hook): New function.
(elf32_hppa_read_symext_info): New function.
(elf32_hppa_add_symbol_hook): New function.
(elf32_hppa_name_of_stub): New function.
(elf32_hppa_size_of_stub): New function.
(elf32_hppa_build_one_sub): New function.
(elf32_hppa_build_stubs): New function.
(elf32_hppa_size_stubs): New function.
(linker, stub and argument hash tables): Add appropriate
structures, definitions and functions to implement all three
hash tables.
(hppa_elf_relocate_insn): Don't need argument location information
in this function.
(add_entry_to_symext_chain): Accept a symbol's argument location
information rather than the symbol itself. All callers changed.
(hppa_elf_gen_reloc_type): Simplify.
(hppa_elf_set_section_contents): Stub section is no longer special.
(hppa_elf_reloc): Greatly simplify.
(elf32_hppa_begin_write_processing): Accept link_info argument.
Handle being called from the BFD backend linker.
(elf32_hppa_final_write_processing): Likewise.
(elf_hppa_tc_make_sections): No longer call stub_finish.
to prototype.
* elfcode.h (elf_link_input_bfd): New argument "output_names"
added to prototype of relocate_section. Pass the output symbol
names to relocate_section.
* elf32-i386.c (elf_i386_relocate_section): Use "output_names" to
determine the name of a local symbol.
* elf32-mips.c (mips_elf_relocate_section): Likewise.
* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
for mips target.
* mpw-make.in: Remove mips targets definitions, add rule to
compile with GCC, remove ecoff.c.o and ecofflink.c.o from list of
required object files.
SunOS4 a.out files) core file handling.
* aoutf1.h (external_solaris_bcp_core, swapcore_solaris_bcp):
New structure and its swap in function.
(internal_sunos_core): New member c_data_addr, to receive the
start address of the data section in the core file.
(swapcore_sun3, swapcore_sparc, sunos4_core_file_p): Use it.
(sunos4_core_file_p): Recognize Solaris BCP core file.
(sunos4_core_file_matches_executable_p): Always indicate match
for Solaris BCP core files.
Youngdale <ericy@cais.cais.com>.
* elfcode.h (prep_headers): If DYNAMIC, set e_type to ET_DYN.
(elf_link_add_object_symbols): If generating a shared library,
create dynamic sections for first input BFD with the right format.
(elf_link_create_dynamic_sections): Don't create .interp section
if creating a shared library.
(elf_link_input_bfd): Skip dynamic sections in input file.
(elf_bfd_final_link): If creating a shared library, it's OK for
dynobj to have sections which are not SEC_IN_MEMORY.
* elf32-i386.c (elf_i386_size_dynamic_sections): Only set .interp
section if not creating a shared library.
* elf32-sparc.c (elf_sparc_size_dynamic_sections): Likewise.
obstack_alloc returns NULL unless the size is non-zero.
* linker.c (archive_hash_allocate): Define.
(_bfd_generic_link_add_archive_symbols): Use archive_hash_allocate
rather than obstack_alloc, for clarity.
* libaout.h (struct aoutdata): Add field zmagic_disk_block_size.
* aout-target.h (MY(callback)): Only set alignment according to
architecture if the section sizes are aligned to that alignment,
for backward compatibility.
(MY(set_sizes)): Initialize zmagic_disk_block_size field.
* aoutx.h (adjust_z_magic): Set ztih if using q_magic_format. Set
text section filepos to zmagic_disk_block_size if not ztih. Use a
different padding algorithm if not ztih.
* i386linux.c (MY_text_includes_header): Don't define.
(bfd_abs_section_ptr, bfd_is_abs_section): Define.
(bfd_und_section): Make const.
(bfd_und_section_ptr, bfd_is_und_section): Define.
(bfd_com_section): Make const.
(bfd_com_section_ptr): Define.
(bfd_ind_section): Make const.
(bfd_ind_section_ptr, bfd_is_ind_section): Define.
(bfd_abs_symbol, bfd_com_symbol): Make const.
(bfd_und_symbol, bfd_ind_symbol): Likewise.
(global_syms): Cast initialization of section field.
(STD_SECTION): Define as const, and cast initializations.
* bfd-in2.h: Rebuilt.
* Many files: Change uses of bfd_abs_section, etc., to use
bfd_abs_section_ptr or bfd_is_abs_section, etc.
when computing reloc sizes. From Eric Youngdale
<ericy@cais.cais.com>.
* elfcode.h (elf_bfd_final_link): Don't try to compute maximum
reloc count or size for a non-ELF file.
echoing config file name, echo whether target uses leading
underscores on symbol names. Add appropriate settings to
different cases. Used by binutils/configure.in to set default for
c++filt.
* i386linux.c: Many new functions and definitions for linker
support for Linux shared libraries.
* bfd-in.h (bfd_linux_size_dynamic_sections): Declare.
* bfd-in2.h: Rebuild.
(elf_dt_needed_name): New accessor macro.
* elfcode.h (elf_link_add_object_symbols): If elf_dt_needed_name
is set, use that instead of the filename for the DT_NEEDED dynamic
entry.
* elf.c (bfd_elf_set_dt_needed_name): New function.
* bfd-in.h (bfd_elf_set_dt_needed_name): Declare.
* bfd-in2.h: Rebuilt.
argument, and set it to the .interp section.
* bfd-in.h (bfd_elf32_size_dynamic_sections): Update prototype.
(bfd_elf64_size_dynamic_sections): Likewise.
* bfd-in2.h: Rebuilt.
enum.
* aout-target.h (MY_bfd_copy_private_bfd_data): Define as function
if not already defined. Copy subformat information.
(MY_text_includes_header): Define as 0 if not already defined.
(MY(backend_data)): Use MY_text_includes_header rather than 0.
(MY_final_link_callback): Rename from final_link_callback, and
define only if MY_final_link_callback is not already defined.
(MY_bfd_final_link): Rename use of final_link_callback to
MY_final_link_callback.
* aoutx.h (NAME(aout,some_aout_object_p)): Handle QMAGIC like
ZMAGIC, but set the subformat to q_magic_format. Abort if the
magic number if not recognized.
(adjust_z_magic): Use QMAGIC if q_magic_format.
* i386linux.c (MY_text_includes_header): Define as 1.
(i386linux_bfd_final_link): New static function.
(MY_bfd_final_link): Define as i386linux_bfd_final_link.
* aoutx.h (translate_to_native_sym_flags): Check both section and
output_section against sections of abfd.
* libecoff.h (struct ecoff_link_hash_entry): Change type of
written from boolean to char. Add new field small.
* ecoff.c (ecoff_link_hash_newfunc): Initialize written to 0
rather than false. Initialize small to 0.
(ecoff_link_add_externals): If ECOFF type is scSUndefined, set
small. If small is set, and hash table type is common, force the
symbol into a section named SCOMMON and change the ECOFF type from
scCommon to scSCommon.
(ecoff_link_write_external): Set written to 1 rather than true.
* coff-mips.c (mips_relocate_section): Correct JMPADDR reloc
overflow check to consider section VMA of input file.
machine type of 68000.
* aoutx.h (NAME(aout,machine_type)): Add new argument unknown.
Set *unknown to true if machine type is really unknown, as opposed
to M_UNKNOWN for the 68000.
(NAME(aout,set_arch_mach)): Change NAME(aout,machine_type) call
accordingly.
* libaout.h (NAME(aout,machine_type)): Add new argument to
prototype.
or HIUX_AUX_ID.
(som_begin_writing): Use EXEC_AUX_ID instead of HPUX_AUX_ID.
(som_write_armap): Use CPU_PA_RISC1_0 as the magic number. Note
som.c is careful to always define CPU_PA_RISC1_0.
* aoutx.h (sym_in_text_section): Don't define.
(sym_in_data_section, sym_in_bss_section): Likewise.
(sym_is_undefined, sym_is_global_defn): Likewise.
(sym_is_debugger_info, sym_is_fortrancommon): Likewise.
(sym_is_absolute, sym_is_indirect): Likewise.
(translate_from_native_sym_flags): Rewrite for clarity. Rearrange
arguments and change caller. Handle weak symbols.
(translate_to_native_sym_flags): Likewise.
(aout_link_check_ar_symbols): Don't ignore weak symbols. Pull
object in from archive if a weak defintion is found for an
existing undefined symbol.
(aout_link_add_symbols): Put all cases in switch. Set flags of an
undefined symbol to 0. Handle weak symbols.
(aout_link_write_symbols): Handle weak symbols.
(aout_link_write_other_symbol): Likewise.
(aout_link_input_section_std): Likewise.
(aout_link_input_section_ext): Likewise.
* sunos.c (sunos_write_dynamic_symbol): Likewise.
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.
* coff-h8300.c (JMPL1): Get HOWTO right for 24bit branches.
* srec.c (srec_write_symbols): Write out the correct number of
symbols and don't stick in extra nulls.
* cf-sparclynx.c (LYNXOS, COFF_LONG_FILENAMES): Define.
* coff-sparc.c (BADMAG): Recognize LYNXCOFFMAGIC.
(COFF_SPARC): Define.
* coffcode.h (coff_new_section_hook): If COFF_SPARC, set alignment
power of data and bss sections to 3.
* hosts/lynx.h (__LYNXOS): Define.
Brought over from 94Q1.
to create sections. Check return value of recursive calls.
(bfd_section_from_phdr): Check return value of bfd_make_section.
(elf_symbol_from_bfd_symbol): Likewise.
(elf_object_p): Check return value of bfd_section_from_shdr.
(section_from_elf_index): Likewise.
(elf_slurp_symbol_table): Check return value of
section_from_elf_index.
(bfd_prstatus): Return boolean value. Check return value of
bfd_make_section.
(bfd_fpregset): Likewise.
(bfd_prpsinfo): Return boolean value.
(elf_corefile_note): Check return values of bfd_prstatus,
bfd_fpregset, and bfd_prpsinfo.
(elf_core_file_p): Check return value of elf_corefile_note.
* ecoff.c (ecoff_bfd_copy_private_bfd_data): New function.
(ecoff_get_extr): Assume that any ECOFF symbol with local clear is
an external symbol, rather than checking the symbol flags. Only
check the flags for non-ECOFF symbols.
* ecofflink.c (bfd_ecoff_debug_externals): Don't crash if the
output_section field of the symbol section is NULL.
* libecoff.h (ecoff_bfd_copy_private_bfd_data): Declare as
function rather than defining as macro.
bfd_default_set_arch_mach. Accept bfd_arch_m68k as well as
bfd_arch_unknown.
* elfcode.h (elf_set_arch_mach): Don't check a list of ELF
architectures, just see if the desired architecture matches what
the ELF backend permits.
followed by a four byte length.
* libnlm.h (struct nlm_obj_tdata): Rename nlm_cygnus_section_hdr
to nlm_cygnus_ext_header, and change type to
Nlm_Internal_Cygnus_Ext_Header.
(nlm_cygnus_ext_header): Rename from nlm_cygnus_section_header.
* nlmcode.h (nlm_swap_auxiliary_headers_in): Use CyGnUsEx instead
of CyGnUsSeCs. Rename from cygnus_section to cygnus_ext. Require
length word to be 8.
(nlm_swap_auxiliary_headers_out): Rename from cygnus_section to
cygnus_ext. Set length word to 8.
(nlm_compute_section_file_positions): Rename from cygnus_section
to cygnus_ext.
* libbfd.c (_bfd_dummy_target): Set bfd_error_wrong_format.
* nlm-target.h (nlm_core_file_p): Define as _bfd_dummy_target, not
NULL.
* srec.c (srec_vec): Use _bfd_dummy_target, not NULL, in
_bfd_check_format.
(symbolsrec_vec): Likewise.
* tekhex.c (tekhex_vec): Likewise.
handling.
* elfcode.h (bfd_section_from_shdr): Handle dynamic symbol table.
* elfcode.h (elf_slurp_symbol_table): Take additional parameter
to select static or dynamic symbol table and return number of
symbols slurped or -1 on error.
* elfcode.h (elf_get_symtab): Set bfd symcount from
elf_slurp_symbol_table result.
* elfcode.h (elf_get_dynamic_symtab_upper_bound,
elf_canonicalize_dynamic_symtab): New functions to handle dynamic
symbol table.
* elf32-target.h, elf64-target.h (BFD_JUMP_TABLE_DYNAMIC):
Change to handle dynamic symbol table, provide default definitions
for dynamic relocs.
* aoutx.h (howto_table_std, NAME(aout,swap_std_reloc_out),
NAME(aout,swap_std_reloc_in), aout_link_input_section_std,
aout_link_reloc_link_order): Handle r_jmptable and r_relative
relocations.
field.
(nlm_cygnus_section_header): New accessor macro.
* nlmcode.h (nlm_object_p): Free new tdata structure if failure.
Add fixed sections before swapping in auxiliary headers. After
adding sections, treat errors as real, not as wrong format.
(nlm_swap_auxiliary_headers_in): Swap in the sections header; add
sections to the BFD for each section it describes.
(nlm_swap_auxiliary_headers_out): Swap out the sections header.
(nlm_compute_section_file_positions): Account for the size of the
sections header.
* nlm32-ppc.c: Complete rewrite for new version of PowerPC
NetWare. Old code still present, but ifdeffed out.
end-sanitize-powerpc-netware
* nlmcode.h (nlm_swap_auxiliary_headers_in): Don't assume a
particular format for the customer header. Allocate a block of
memory and read it into that.
(nlm_swap_auxiliary_headers_out): Write out the block of memory.
(nlm_compute_section_file_positions): Include length of customer
header when computing its size.
backend private section data rather than target_index.
(bfd_som_set_section_attributes): Store the space's number
in the backend private section data rather than target_index.
* som.h (som_copyable_section_data_struct): Add space_number.
R_IHCONST reloc to that of the immediately preceding R_IHIHALF.
gas does this anyhow, but some other assemblers seem to leave
garbage in the R_IHCONST address field.
schwab@issan.informatik.uni-dortmund.de (Andreas Schwab).
(_bfd_write_archive_contents): Use ARFMAG rather than '`' and
'\012'.
(bsd_write_armap): Likewise.
(coff_write_armap): Likewise.
