Keep a group containing just debug sections or the other special
sections we currently mark against garbage collection.
* elflink.c (_bfd_elf_gc_mark_debug_special_section_group): New
function.
(_bfd_elf_gc_mark_extra_sections): Use it.
PR 17817
* Makefile.am (aoutx.stamp): cp -p $srcdir/aoutx.texi to keep
timestamps so that makeinfo need not be installed.
(archive.stamp, archures.stamp, bfdt.stamp, cache.stamp,
coffcode.stamp, core.stamp, elf.stamp, elfcode.stamp, mmo.stamp,
format.stamp, libbfd.stamp, bfdio.stamp, bfdwin.stamp,
opncls.stamp, reloc.stamp, section.stamp, syms.stamp, targets.stamp,
init.stamp, hash.stamp, linker.stamp): Similarly.
(bfdver.texi): Use test rather than [ ] in commands.
* Makefile.in: Regenerate.
When building PIE, we should only discard space for pc-relative relocs
symbols which turn out to need copy relocs.
bfd/
PR ld/17827
* elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): For PIE,
only discard space for pc-relative relocs symbols which turn
out to need copy relocs.
ld/testsuite/
PR ld/17827
* ld-x86-64/pr17689.out: Updated.
* ld-x86-64/pr17689b.S: Likewise.
* ld-x86-64/pr17827.rd: New file.
* ld-x86-64/x86-64.exp: Run PR ld/17827 test.
a 2-byte JMP instruction, when this can be done safely.
* elf32-msp430.c (msp430_elf_relax_section): Add relaxation of
16-bit absolute BR instructions to 10-bit pc-relative JMP
instructions.
PR binutils/17512
* coffcode.h (coff_slurp_symbol_table): Return false if we failed
to load the line table.
* elf.c (_bfd_elf_map_sections_to_segments): Enforce a minimum
maxpagesize of 1.
* peXXigen.c (_bfd_XX_bfd_copy_private_bfd_data_common): Fail if
the Data Directory Size is too large.
* objcopy.c (copy_object): Free the symbol table if no symbols
could be loaded.
(copy_file): Use bfd_close_all_done to close files that could not
be copied.
PR binutils/17512
* reloc.c (bfd_get_reloc_size): Handle a reloc size of -1.
(bfd_perform_relocation): Include the size of the reloc in the
test for an out of range relocation.
(bfd_generic_get_relocated_section_contents): Remove reloc range
test.
PR binutils/17512
* coffdump.c (dump_coff_section): Check for a symbol being
available before printing its name.
(main): Check the return value from coff_grok.
* coffgrok.c: Reformat and tidy.
Add range checks to most functions.
(coff_grok): Return NULL if the input bfd is not in a COFF
format.
* coffgrok.h: Reformat and tidy.
(struct coff_section): Change the nrelocs field to unsigned.
* srconv.c (main): Check the return value from coff_grok.
* coff-i860.c (CALC_ADDEND): Always set an addend value.
* tekhex.c (getvalue): Add an end pointer parameter. Use it to
avoid reading off the end of the buffer.
(getsym): Likewise.
(first_phase): Likewise.
(pass_over): Pass an end pointer to the invoked function.
PR binutils/17512
* nm.c (print_symbol): Add 'is_synthetic' parameter. Use it to
help initialize the info.elfinfo field.
(print_size_symbols): Add 'synth_count' parameter. Use it to set
the is_synthetic parameter when calling print_symbol.
(print_symbols): Likewise.
(display_rel_file): Pass synth_count to printing function.
(display_archive): Break loop if the last archive displayed
matches the current archive.
* size.c (display_archive): Likewise.
* archive.c (do_slurp_bsd_armap): Make sure that the parsed sized
is at least big enough for the header to be read.
* elf32-i386.c (elf_i386_get_plt_sym_val): Skip unknown relocs.
* mach-o.c (bfd_mach_o_get_synthetic_symtab): Add range checks.
(bfd_mach_o_read_command): Prevetn duplicate error messages about
unrecognized commands.
* syms.c (_bfd_stab_section_find_nearest_line): Add range checks
when indexing into the string table.
bfd/
PR ld/17773
* elflink.c (bfd_elf_final_link): Assign the file position for
the symbol string table only there are symbols to be emitted.
ld/testsuite/
PR ld/17773
* ld-elf/binutils.exp (binutils_test): Add an optional
readelf_options. Replace -l with $readelf_options. Add a
gap test.
* ld/testsuite/ld-elf/gap.s: New file.
Factor out strlen to give better code and less likelihood of a repeat
of this problem.
PR 17766
* pei-x86_64.c (pex64_bfd_print_pdata_section): Correct string
length. Use memcpy rather than strcpy.
Since 2006, commit d270463e9, _bfd_elf_copy_private_section_data has
copied over SHF_MASKOS and SHF_MASKPROC flags. That makes the buggy
code in sh_elf64_copy_private_data_internal redundant.
bfd/
PR 17755
* elf64-sh64.c (sh_elf64_copy_private_data_internal): Delete code
copying SHF_SH5_ISA32.
binutils/testsuite/
* binutils-all/strip-11.d: New test.
* binutils-all/objcopy.exp: Run it.
*** bfd/ChangeLog ***
2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
* elf32-arm.c (elf32_arm_merge_eabi_attributes): Handle new
Tag_ABI_VFP_args value and replace hardcoded values by enum
values.
(elf32_arm_post_process_headers): Set e_flags in ELF header
as hard float only when Tag_ABI_VFP_args is 1, using new enum
value AEABI_VFP_args_vfp to check that.
*** binutils/ChangeLog ***
2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
* readelf.c (arm_attr_tag_ABI_VFP_args): Add "compatible".
*** gdb/ChangeLog ***
2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
* arm-tdep.c (arm_gdbarch_init): Explicitely handle value 3 of
Tag_ABI_VFP_args. Also replace hardcoded values by enum values
in the switch handling the different values of Tag_ABI_VFP_args.
*** gold/ChangeLog ***
2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
* arm.cc (Target_arm::do_adjust_elf_header): Set e_flags in ELF
header as hard float only when Tag_ABI_VFP_args is 1, using new
enum value AEABI_VFP_args_vfp to check that.
(Target_arm::merge_object_attributes): Handle new Tag_ABI_VFP_args
value and replace hardcoded values by enum values.
*** include/elf/ChangeLog ***
2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
* arm.h: New AEABI_FP_number_model_* and AEABI_VFP_args_* enum
values.
*** ld/testsuite/ChangeLog ***
2014-12-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
* ld-arm/attr-merge-2a.s: Add Tag_ABI_VFP_args.
* ld-arm/attr-merge-2b.s: Likewise.
* ld-arm/attr-merge-2.attr: Likewise.
* ld-arm/attr-merge-4a.s: Add Tag_ABI_FP_number_model and
Tag_ABI_VFP_args.
* ld-arm/attr-merge-4b.s: Likewise.
* ld-arm/attr-merge-4.attr: Likewise.
* ld-arm/attr-merge-6a.s: Likewise.
* ld-arm/attr-merge-6b.s: Likewise.
* ld-arm/attr-merge-6.attr: Add Tag_ABI_FP_number_model.
* pe-x86_64.c (pex64_bfd_print_pdata): Add external
declaration.
(bfd_pe_print_data): Set macro to pex64_bfd_print_data.
* pei-x86_64.c (pex64_bfd_print_pdata): Changed to
global function. Now handles multiple .pdata sections.
(pex_bfd_print_pdata_section): New static helper function,
using most of old pex_bfd_print_pdata function code, but adding
support for coff pe objects, which might have some fields
starting at zero offset.
(pex64_print_all_pdata_sections) : New static helper function,
used in call to bfd_map_over_sections inside new
pex66_bfd_print_pdata function.
(bfd_boolean pdata_count): New static variable, used to return
bfd_boolean value for pex64_bfd_print_pdata function.
Yes, I know this also affects bfd_link_hash_indirect, but output of
indirect and warning symbols looks quite broken anyway.
* linker.c (_bfd_generic_link_output_symbols): Remove BSF_WEAK
flag from bfd_link_hash_defined symbols.
The AVR target uses a bit in the elf header flags to indicate if the
object was assembled ready for linker relaxation. Previously this flag
was always set, even when the object was not assembled ready for linker
relaxation.
This patch moves setting of the flag into the assembler, and sets it
only when the assembler is preparing the file for linker relaxation.
bfd/ChangeLog:
* elf32-avr.c (bfd_elf_avr_final_write_processing): Don't set
EF_AVR_LINKRELAX_PREPARED unconditionally.
gas/ChangeLog:
* config/tc-avr.c: Add include for elf/avr.h.
(avr_elf_final_processing): New function.
* config/tc-avr.h (elf_tc_final_processing): Define.
(avr_elf_final_processing): Declare
gas/testsuite/ChangeLog:
* gas/avr/link-relax-elf-flag-clear.d: New file.
* gas/avr/link-relax-elf-flag-set.d: New file.
* gas/avr/link-relax-elf-flag.s: New file.
Trying to use the SEC_LINKER_CREATED section flag to determine whether
a symbol is linker defined fails to work on targets like alpha that
define special SEC_COMMON sections. These might contain symbols that
originated in an object file.
include/
* bfdlink.h (struct bfd_link_hash_entry): Comment non_ir_ref. Add
linker_def.
bfd/
* elflink.c (_bfd_elf_define_linkage_sym): Set linker_def.
* linker.c (_bfd_generic_link_add_one_symbol): Clear linker_def
for CDEF, DEF, DEFW, COM.
ld/
* ldexp.c (exp_fold_tree_1 <etree_provide>): Test linker_def.
ld/testsuite/
* ld-powerpc/sdabase.s,
* ld-powerpc/sdabase.t,
* ld-powerpc/sdabase.d: New test.
* ld-powerpc/sdabase2.t,
* ld-powerpc/sdabase2.d: New test.
* ld-powerpc/powerpc.exp: Run them.
