64bit mode, generate a section relative relocation for a 32bit
wide relocation.
(elf_hppa_is_local_label_name): New function.
* elf32-hppa.c (elf_hppa_is_local_label_name): Deleted. To be
shared between 32bit and 64bit port.
* elf64-sparc.c (sparc64_elf_relocate_section): Back out part of
the Sep. 4th, 1998 change. glibc 2.0.x dynamic linker had bug,
not binutils.
* elf32-sparc.c (elf32_sparc_relocate_section): Likewise.
* coffgen.c (coff_find_nearest_line): When looking for file, use
last best match rather than first. If address is beyond last line
number record, don't return the last line as the correct value.
the size of a GOT entry here.
(mips_elf_calculate_relocation): Don't create a local GOT entry
for the symbol in a GOT16 relocation; just for it's high-order bit
(_bfd_mips_elf_relocate_section): Fix thinko.
(mips_elf_next_lo16_relocation): Don't compute the addend here.
Just return the relocation found.
(mips_elf_relocate_section): Pull the LO16 addend out of the
section itself when using REL relocations.
value of a symbol in a SEC_DEBUGGING section. Warn when doing a
relocation against a symbol in an input section with no output
section. From Daniel Jacobowitz <drow@false.org>.
and R_MIPS16_26 relocations correctly when relocating.
(_bfd_mips_elf_check_relocs): Don't assume that R_MIPS_CALL_HI16
and R_MIPS_CALL_LO16 are for global symbols.
* elflink.h (elf_bfd_final_link): Copy the whole isym, not just
some fields.
* elf64-sparc.c (sparc64_elf_output_arch_syms): Declare used
variables and initialize them.
there are no global symbols requiring GOT entries.
(_bfd_mips_elf_size_dynamic_sections): Likewise.
(_bfd_mips_elf_finish_dynamic_symbol): Likewise.
(_bfd_mips_elf_finish_dynamic_sections): Likewise.
symbols are considered to have the value zero.
(_bfd_mips_elf_relocate_section): Don't try to perform a
relocation for an undefined symbol.
(_bfd_mips_elf_check_relocs): Allocate locate GOT space for local
GOT16 relocations.
* elf64-sparc.c (sparc64_elf_build_plt): Cosmetic change - ABI
wants ba,a,pt %xcc instead of %icc.
Emit correct .PLT0-(.PLTN+4) initial value into the pointer slots
of large PLT entries.
(sparc64_elf_plt_ptr_offset): Fix calculation.
(sparc64_elf_finish_dynamic_symbol): Negative value of R_SPARC_JMP_SLOT
addend should be relative to load address, not .plt section start.
(sparc64_elf_size_info): Sparc64 uses 32bit .hash entries.
* elf-bfd.h (struct elf_backend_data): Add
print_symbol_all and output_arch_syms backend methods.
* elfxx-target.h: Likewise.
* elf64-sparc.c (sparc64_elf_bfd_link_hash_table_create,
sparc64_elf_add_symbol_hook, sparc64_elf_output_arch_syms,
sparc64_elf_get_symbol_type, sparc64_elf_symbol_processing): New
functions.
(sparc64_elf_size_dynamic_sections): Leave space for STT_REGISTER
symbols in .dynsym, add their names into .dynstr. Put those symbols
into dynlocal.
(sparc64_elf_finish_dynamic_sections): Fix up DT_SPARC_REGISTER
pointers to STT_REGISTER symbols in dynsym section.
(sparc64_elf_print_symbol_all): New function.
* elf.c (bfd_elf_print_symbol): Allow special backend symbol
printing using the print_symbol_all hook.
* coffcode.h (styp_to_sec_flags): If COFF_LONG_SECTION_NAMES and
COFF_SUPPORT_GNU_LINKONCE, mark sections whose names begin with
.gnu.linkonce with SEC_LINKONCE and SEC_LINK_DUPLICATES_DISCARD.
* coff-go32.c: (COFF_LONG_SECTION_NAMES): Define.
(COFF_SUPPORT_GNU_LINKONCE): Define.
* coff-stgo32.c: (COFF_LONG_SECTION_NAMES): Define.
(COFF_SUPPORT_GNU_LINKONCE): Define.
(elf_bfd_final_link): Use it.
(elf_link_input_bfd): Deal with the fact that there can be
two relocation sections for a single section.
(elf_reloc_link_order): Likewise.
* elf32-mips.c (_bfd_mips_elf_final_link): Don't set GP for
a relocateable object.
(_bfd_mips_elf_relocate_section): Handle relocateable links.
* elf64-sparc.c (sparc64_elf_info_to_howto): Use ELF64_R_TYPE_ID.
(sparc64_elf_get_reloc_upper_bound,
sparc64_elf_get_dynamic_reloc_upper_bound,
sparc64_elf_slurp_one_reloc_table, sparc64_elf_slurp_reloc_table,
sparc64_elf_canonicalize_dynamic_reloc, sparc64_elf_write_relocs):
New functions.
(sparc64_elf_check_relocs, sparc64_elf_relocate_section): Use
ELF64_R_TYPE_ID/DATA where appropriate.
function.
(mips_elf_next_lo16_addend): Call bfd_set_error on failure.
(mips_elf_calculate_relocation): Use mips_elf_local_relocation_p.
Always set *require_jalxp.
(mips_elf_stub_section_p): Mark abfd parameter as unused.
(_bfd_mips_elf_relocate_section): Only look for LO16 following
GOT16 if the GOT16 is against a local symbol. Don't return false
for an undefined symbol. If there is an overflow, assert that we
have a name.
a PT_PHDR program headers.
(_bfd_mips_elf_final_link): Don't assume there are going to be
section symbols when we're not building a shared object.
(_bfd_mips_elf_check_relocs): Make sure we have a GOT when
we need one.
(mips_elf_calculate_relocation): Handle MIPS16 stub functions.
(mips_elf_relocate_section): Adjust calling sequence for
mips_elf_calculate_relocation and mips_elf_perform_relocation.
(mips_elf_perform_relocation): Turn `jal' into `jalx' where
required.
* elf-hppa.h (_bfd_elf_hppa_gen_reloc_type, case R_HPPA): Handle
64bit format.
(_bfd_elf_hppa_gen_reloc_type, case R_GOTOFF): Use base reloc type
to derive final type instead of hardwiring a selection.
(_bfd_mips_elf_size_dynamic_sections): Set it.
(_bfd_mips_elf_final_link): Re-sort; verify the got did not grow.
(mips_elf_sort_hash_table): Set max_non_got_dynindex based off
new argument max_local.
dst_mask to match reality.
(_bfd_mips_elf_calculate_relocation): Handle R_MIPS16_GPREL.
(mips_elf_obtain_contents): Use bfd_get.
(mips_elf_perform_relocation): Handle R_MIPS16_GPREL.
(mips_elf_relocate_section): Likewise.
(mips_elf_relocate_section): Adjust calling sequence for
mips_elf_perform_relocation.
(mips_elf_perform_relocation): Take additional argument. Handle
R_MIPS16_26. Use bfd_put for convenience.
* elflink.c (_bfd_elf_create_dynamic_sections): Only create
.dynbss and .rel[a].bss if want_dynbss.
* elfxx-target.h (elf_backend_want_dynbss): Provide default.
as appropriate. Use EMPTY_HOWTO as appropriate. Fill in
structure initializations. Add casts.
* reloc.c (EMPTY_HOWTO): Define.
* bfd-in2.h: Rebuild.
* coff-h8300.c (h8300_reloc16_extra_cases): Remove useless
comparisons against 0.
* elf32-sparc.c (elf32_sparc_merge_private_bfd_data): Change
previous_ibfd_e_flags to unsigned long.
* vms.h (struct vms_private_data_struct): Change section_count to
unsigned.
* vms-gsd.c (_bfd_vms_slurp_gsd): Change psect_idx to unsigned.
(_bfd_vms_write_gsd): Change symnum to unsigned.
* vms-hdr.c (_bfd_vms_write_hdr): Change symnum to unsigned.
* vms-tir.c (etir_sta): Change psect to unsigned.
(alloc_section): Change idx to unsigned.
(tir_sta, tir_ctl): Change psect to unsigned.
(_bfd_vms_write_tir): Change len and before to bfd_size_type.
* vms.c (priv_section_count): Change to unsigned.
variables. Add default case to enum switches.
* coff-arm.c (bfd_arm_allocate_interworking_sections): Only
compile if not COFF_IMAGE_WITH_PE.
(record_arm_to_thumb_glue, record_thumb_to_arm_glue): Likewise.
(bfd_arm_get_bfd_for_interworking): Likewise.
(bfd_arm_process_before_allocation): Likewise.
* epoc-pei-arm.c: Don't rename bfd_arm functions.
* pei-arm.c: Likewise.
* elf32-mips.c (mips_elf_link_hash_table_create): Don't declare.
(MIPS_ELF_ADD_DYNAMIC_ENTRY): Correct last change.
(mips_elf_got16_entry): Put parens around & in body of ==.
(mips_elf_calculate_relocation): Correct test for empty string.
* vms-gsd.c: Use _bfd_error_handler rather than fprintf to
stderr.
* vms-misc.c (_bfd_vms_length_hash_symbol): Correct sprintf
format.
as appropriate. Fill in structure initializations. Add variable
initializations. Add casts.
* dwarf1.c (parse_line_table): Change eachLine to unsigned long.
(dwarf1_unit_find_nearest_line): Change i to unsigned long.
field equals the new rel_count field.
(elf_link_input_bfd): When doing a relocateable link, use the new
rel_count field rather than the reloc_count field.
(elf_reloc_link_order): Likewise.
(elf_finish_pointer_linker_section): Likewise.
Based on patch from H.J. Lu <hjl@gnu.org>:
* elflink.h (elf_merge_symbol): Permit a non-weak definition in a
shared library to override a weak definition in a regular object.
fields.
(_bfd_elf_init_reloc_shdr): New function.
* elf.c (_bfd_elf_new_section_hook): Use bfd_zalloc, rather than
bfd_alloc followed by memset.
(_bfd_elf_init_reloc_shdr): New function, split out from ...
(elf_fake_sections): Here.
(assign_section_numbers): Assign section numbers for the second
relocation section, if required.
* elflink.h (elf_link_output_relocs): New function.
(elf_link_size_reloc_section): Likewise.
(elf_bfd_final_link): Use elf_link_size_reloc_section.
(elf_link_input_bfd): Use elf_link_output_relocs.
* elf32-mips.c (_bfd_mips_elf_fake_sections): Use
_bfd_elf_init_reloc_shdr to initialize rel_hdr2.
prototypes. Change global_gotsym to be a pointer to a hash entry,
rather than a number index.
(mips_elf_link_hash_entry): Move declaration before prototypes.
(mips_elf_irix6_finish_dynamic_symbol): New function.
(mips_elf_sign_extend): Likewise.
(mips_elf_high): Likewise.
(mips_elf_higher): Likewise.
(mips_elf_highest): Likewise.
(mips_elf_global_got_index): Likewise.
(mips_elf_local_got_index): Likewise.
(mips_elf_got_offset_from_index): Likeiwse.
(mips_elf_record_global_got_symbol): Likewise.
(mips_elf_got_page): Likewise.
(mips_elf_next_lo16_addend): Likewise.
(mips_elf_calculate_relocation): Likewise.
(mips_elf_obtain_contents): Likewise.
(mips_elf_perform_relocation): Likewise.
(mips_elf_assign_gp): Likewise.
(mips_elf_sort_hash_table_f): Likewise.
(mips_elf_sort_hash_table): Likewise.
(mips_elf_got_section): Likewise.
(mips_elf_got_info): Likewise.
(mips_elf_create_local_got_entry): Likewise.
(mips_elf_got16_entry): Likewise.
(mips_elf_create_dynamic_relocation): Likewise.
(elf_mips_howto_table): Add description of R_MIPS_SCN_DISP.
(mips_elf_final_gp): Use mips_elf_assign_gp.
(_bfd_mips_elf_symbol_processing): Don't move SHN_COMMON symbols
into SHN_SCOMMON automatically on IRIX6.
(mips_elf_add_symbol_hook): Likewise.
(mips_elf_relocate_section): Rewrite, using
mips_elf_calculate_relocation and mips_elf_perform_relocation.
(mips_elf_create_dynamic_section): Use MIPS_ELF_STUB_SECTION_NAME.
Don't deal with .rld_map on IRIX6.
(mips_elf_create_got_section): Adjust use of global_gotsym. Set
section flags appropriately for .got.
(mips_elf_check_relocs): Handle IRIX6 relocations making use of
the got. Call mips_elf_record_global_got_symbol and allocate
local got space appropriately.
(mips_elf_size_dynamic_sections): Use bfd_byte *, not unsigned
char *. Rework calculation of GOT size. Sort dynamic symbol
table entries so entries that do not require GOT entries appear at
the beginning. Don't use DT_MIPS_HIPAGENO on IRIX6. Remove dead
code dealing with DT_INIT and DT_FINI. Remove fiddling with
global_gotsym.
(mips_elf_finish_dynamic_symbol): Adjust creation of global GOT
entries.
(mips_elf_finish_dynamic_symbol): Use
mips_elf_irix6_finish_dynamic_symbol.
(mips_elf_finish_dynamic_sections): Correct off-by-one error
setting DT_MIPS_UNREFEXTNO. Adjust setting of DT_MIPS_GOTSYM for
change to global_gotsym. Set DT_MIPS_OPTIONS on IRIX6.
(MIPS_ELF_OPTIONS_SECTION_NAME): Likewise.
(MIPS_ELF_STUB_SECTION_NAME): Likewise.
(_bfd_mips_elf_section_from_shdr): Use them.
(_bfd_mips_elf_fake_sections): Likewise. Add .srdata to the list
of GP-relative sections.
(_bfd_mips_elf_set_section_contents): Use them.
(_bfd_mips_elf_section_processing): Share code between .sdata and
.lit4/.lit8 sections. Set appropriate flags for .srdata.
(mips_elf_additional_program_headers): Add handling for
PT_MIPS_OPTIONS segment on IRIX6.
(mips_elf_modify_segment_map): Likeiwse.
(mips_elf_final_link): Set EF_MIPS_CPIC when required by the ABI.
Include the options sections on IRIX6. Don't look for GP-relative
sections by name; use SHF_MIPS_GPREL instead.
(ELF_DYNAMIC_INTERPRETER): Adjust to use /usr/lib32/libc.so.1 for
the N32 ABI.
(mips_elf_create_dynamic_sections): Don't muck about with section
alignments and such on IRIX6.
(mips_elf_adjust_dynamic_symbol): Use MIPS_ELF_STUB_SECTION_NAME.
(mips_elf_size_dynamic_sections): Likewise. Adjust to handle the
fact that ELF_DYNAMIC_INTERPRETER is no longer a constant. Use
bfd_zalloc rather than bfd_alloc and memset.
(mips_elf_finish_dynamic_symbol): Use MIPS_ELF_STUB_SECTION_NAME.
Don't assert the existence of .rld_map on IRIX6.
(mips_elf_finish_dynamic_sections): Use MIPS_ELF_STUB_SECTION_NAME.
(mips_elf_swap_msym_out): New function.
(mips_elf_create_msym_section): Likewise.
(MIPS_ELF_MSYM_SECTION_NAME): New macro.
(_bfd_mips_elf_final_write_processing): Set sh_link for .msym.
(_bfd_mips_elf_section_from_shdr): Reject an SHT_MIPS_MSYM
section not named .msym.
(_bfd_mips_elf_fake_sections): Use MIPS_ELF_MSYM_SECTION_NAME, not
.msym directly. Set appropriate attributes for the .msym
section.
(mips_elf_link_hash_entry): Add min_dyn_reloc_index field.
(mips_elf_link_hash_newfunc): Clear it.
(mips_elf_create_dynamic_sections): Create the .msym section
on IRIX6.
(mips_elf_size_dynamic_sections): Allocate space for the
.msym section. Add a DT_MIPS_MSYM entry.
(mips_elf_finish_dynamic_symbol): Write out a .msym entry for
the symbol.
(mips_elf_finish_dynamic_sections): Assign a value for
DT_MIPS_MSYM. Add .msym entries for the section symbols as well.
* dwarf2.c (struct arange): New type.
(struct comp_unit): Replace LOW and HIGH by member ARANGE.
(arange_add): New function.
(decode_line_info): Keep track of address ranges that a compilation
unit covers.
(comp_unit_contains_address): Return true if address is contained
in _any_ of the address ranges associated with a compilation unit.
(_bfd_dwarf2_find_nearest_line): Call comp_unit_find_nearest_line
on the first comp_unit that contains the address.
* dwarf2.c (struct dwarf2_debug): Add member dwarf_line_buffer.
(decode_line_info): Add variable STASH and initialize it to point
to the per-bfd dwarf2_debug info. Remove static variable
dwarf_line_buffer and use stash->dwarf_line_buffer in its place.
* elf-hppa.c (elf_hppa_final_write_processing): New function.
* elf32-hppa.c: Remove everything related to symbol extension
sections & records. Use the common elf_hppa_final_write_processing.
* elf-hppa.c (elf_hppa_final_write_processing): New function.
* elf32-hppa.c: Remove everything related to symbol extension
sections & records. Use the common elf_hppa_final_write_processing.
* elf32-ppc.c (ppc_elf_size_dynamic_sections): Set unused dynindx
field to 0, not -1.
(ppc_elf_finish_dynamic_sections): Check for positive section
dynindx field, rather than comparing against -1.
(ppc_elf_relocate_section): Only return false if undefined_symbol
or reloc_overflow fail, not always upon encountering an error.
* elflink.c (_bfd_elf_link_adjust_dynindx): Define it.
* elflink.h (elf_link_remove_section_and_adjust_dynindices): New
function.
(bfd_elf_size_dynamic_sections): Use it.
* elf32-ppc.c (ppc_elf_relocate_section): Don't barf on out of
range undefweak symbols.
* hash.c: Add missing comma after @xref{}
* linker.c: Likewise.
* dwarf2.c (struct line_info): Add member END_SEQUENCE to keep
track of end_sequence markers.
(add_line_info): Add END_SEQUENCE arg.
(decode_line_info): Don't try to infer lo_pc and hi_pc from the
debug-line info---it doesn't work right if a compilation unit
consists of multiple discontiguous code-sequences. It would be
worthwhile to optimize for the common case where a compilation
unit results in a contiguous set of code sequences, but this is
quite tricky to get right for arbitrary DWARF2 files.
(lookup_address_in_line_info_table): Don't use the last line entry
for a compilation unit for anything with an address higher than
this line entry. Also, check for end_sequence markers to
correctly handle discontinuities.
(_bfd_dwarf2_find_nearest_line): When checking previously loaded
compilation units, check all compilation units with each->high==0
just like when reading compilation units.
* dwarf2.c (decode_line_info): Initialize table->files and
table->last_line to NULL to avoid segfaults due to random
values in these members.
(concat_filename): Check for out-of-range file number before
indexing filename table. Segfaults suck.
* dwarf2.c (decode_line_info): Don't truncate address to least
significant 32 bits (breaks 64 bit targets).
(lookup_address_in_function_table): Ditto.
(comp_unit_contains_address): Ditto.
* elf64-mips.c (mips_elf64_howto_table_rel): Likewise.
(mips_elf64_howto_table_rela): Likewise.
* elfcode.h (elf_slurp_reloc_table_from_section): New function,
split out from ...
(elf_slurp_reloc_table): Here. Use it to handle the case where a
single section has two associated relocation sections.
may_use_rel_p, may_use_rela_p, default_use_rela_p.
(bfd_elf_section_data): Add use_rela_p.
* elf.c (bfd_section_from_shdr): Set use_rela_p appropriately.
(_bfd_elf_new_section_hook): Likewise.
(elf_fake_sections): Use may_use_rela_p, etc., instead of
use_rela_p.
(_bfd_elf_copy_private_section_data): Copy use_rela_p.
* elfcode.h (write_relocs): Determine whether or not use rela
relocs based on the relocation section header.
* elflink.c (_bfd_elf_create_dynamic_sections): Use default_use_rela_p
instead of use_rela_p.
* elfxx-target.h (elf_backend_may_use_relp): New macro.
(elf_backend_may_use_rela_p): Likewise.
(elf_backend_default_use_rela_p): Likewise.
(elfNN_bed): Use them.
(BFD_RELOC_MIPS_GOT_PAGE): Likewise.
(BFD_RELOC_MIPS_GOT_OFST): Likewise.
(BFD_RELOC_MIPS_GOT_DISP): Likewise.
* bfd-in2.h: Regenerated.
* libbfd.h: Likewise.
* elf32-mips.c (mips_info_to_howto_rela): New function.
(USE_REL): Adjust for new conventions.
(MINUS_ONE): New macro.
(elf_mips_howto_table): Add R_MIPS_SUB.
(mips_r): Add entries for MIPS_SUB, MIPS_GOT_PAGE, MIPS_GOT_OFST,
and MIPS_GOT_DISP.
(mips_elf_final_write_processing): Set sh_link, not sh_info, for a
.MIPS.content section.
(_bfd_mips_elf_fake_sections): Treat all sections that begin
with .MIPS.content as .MIPS.content sections. Set
SHF_MNIPS_NOSTRIP for such section.
(elf_info_to_howto): Define to mips_info_to_howto_rela.
* elf64-mips.c (mips_r): Add entries for MIPS_SUB, MIPS_GOT_PAGE,
MIPS_GOT_OFST, and MIPS_GOT_DISP.
* elf32-arm.h (elf32_arm_relocate_section): Reinstate change of
1993-03-25 (!!). Take into account the bitmasks for the reloc so
the addend does not overflow into the rest of the word
* archive.c: Define getuid and getgid as macros if HAVE_GETUID or
HAVE_GETGID are not defined, respectively.
(bfd_write_armap): Don't special case on _WIN32 for getuid and
getgid.
* configure.host: Set ac_cv_func_get{ug}id for *-*-windows*.
* configure, config.in: Rebuild.
* config.bfd (i[3456]86*-*-rtems*, m68k*-*-rtems*): Added to
list of target formats (targ_selvecs).
(i[3456]86*-*-rtemself*, mips*el-*-rtems*): New targets.
(powerpcle*-*rtems*, sh-*-rtemself*): New targets.
reasonable mode until "ar x" is smart enough to skip it (fixes
gcc/libgcc.a builds on mips-ecoff targets
* coffcode.h (styp_to_sec_flags): Explain how COMDATs are supposed
to work. Hack to support MS import libraries, which use different
COMDAT types than GNU.
(coff_slurp_symbol_table): C_SECTION symbols are local; they refer
to implied zero-length sections (see peicode below)
* coffgen.c (coff_get_normalized_symtab): Properly read long MS
filename symbols, which use one *or more* auxents.
* coffswap.h (coff_swap_aux_in): ditto
* peicode.h (coff_swap_sym_in): Build the implied zero-length
sections
* dwarf2.c (read_abbrevs): Change cast of dwarf_abbrev_buffer
assignment from "unsigned char *" to "char *".
(decode_line_info): Likewise for dwarf_line_buffer assignment.
Jeff Law