path: root/bfd/ChangeLog

2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* elf-bfd.h (elf_link_hash_entry): Add target_internal.
	* elf.c (swap_out_syms): Set st_target_internal for each
	Elf_Internal_Sym.
	* elfcode.h (elf_swap_symbol_in): Likewise.
	* elf32-i370.c (i370_elf_finish_dynamic_sections): Likewise.
	* elf32-sh-symbian.c (sh_symbian_relocate_section): Likewise.
	* elf64-sparc.c (elf64_sparc_output_arch_syms): Likewise.
	* elfxx-sparc.c (_bfd_sparc_elf_size_dynamic_sections): Likewise.
	* elflink.c (elf_link_output_extsym): Likewise.
	(bfd_elf_final_link): Likewise.
	(elf_link_add_object_symbols): Copy st_target_internal
	to the hash table if we see a definition.
	(_bfd_elf_copy_link_hash_symbol_type): Copy target_internal.
	* elf32-arm.c (elf32_arm_stub_hash_entry): Replace st_type with
	a branch_type field.
	(a8_erratum_fix, a8_erratum_reloc): Likewise.
	(arm_type_of_stub): Replace actual_st_type with an
	actual_branch_type parameter.
	(arm_build_one_stub): Use branch types rather than st_types to
	determine the type of branch.
	(cortex_a8_erratum_scan): Likewise.
	(elf32_arm_size_stubs): Likewise.
	(bfd_elf32_arm_process_before_allocation): Likewise.
	(allocate_dynrelocs_for_symbol): Likewise.
	(elf32_arm_finish_dynamic_sections): Likewise.
	(elf32_arm_final_link_relocate): Replace sym_flags parameter with
	a branch_type parameter.
	(elf32_arm_relocate_section): Update call accordingly.
	(elf32_arm_adjust_dynamic_symbol): Don't check STT_ARM_TFUNC.
	(elf32_arm_output_map_sym): Initialize st_target_internal.
	(elf32_arm_output_stub_sym): Likewise.
	(elf32_arm_symbol_processing): Delete.
	(elf32_arm_swap_symbol_in): Convert STT_ARM_TFUNCs into STT_FUNCs.
	Use st_target_internal to record the branch type.
	(elf32_arm_swap_symbol_out): Use st_target_internal to test for
	Thumb functions.
	(elf32_arm_is_function_type): Delete.
	(elf_backend_symbol_processing): Likewise.
	(elf_backend_is_function_type): Likewise.

2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* elf32-arm.c (elf32_arm_check_relocs): Always assign a dynobj.
	(elf32_arm_finish_dynamic_sections): Move sgot != NULL assertion
	into the PLT block.

2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* elf32-arm.c (elf32_arm_check_relocs): Use call_reloc_p,
	may_need_local_target_p and may_become_dynamic_p to classify
	the relocation type.  Don't check info->symbolic or h->def_regular
	when deciding whether to record a potential dynamic reloc.
	Don't treat potential dynamic relocs as PLT references.
	(elf32_arm_gc_sweep_hook): Update to match.  Assert that we don't
	try to make the PLT reference count go negative.

2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* elf32-arm.c (elf32_arm_final_link_relocate): Always fill in the
	GOT entry here, rather than leaving it to finish_dynamic_symbol.
	Only create a dynamic relocation for local references if
	info->shared.
	(allocate_dynrelocs_for_symbol): Update dynamic relocation
	allocation accordingly.
	(elf32_arm_finish_dynamic_symbol): Don't initialise the GOT entry here.

2011-03-14  Richard Sandiford  <richard.sandiford@linaro.org>

	* elf32-arm.c (elf32_arm_allocate_dynrelocs): New function.
	(elf32_arm_add_dynreloc): Likewise.
	(elf32_arm_adjust_dynamic_symbol): Use elf32_arm_allocate_dynrelocs
	to allocate dynamic relocations.
	(elf32_arm_size_dynamic_sections): Likewise.
	(allocate_dynrelocs): Likewise.  Rename to
	allocate_dynrelocs_for_symbol.
	(elf32_arm_final_link_relocate): Use elf32_arm_add_dynreloc to
	create dynamic relocations.
	(elf32_arm_finish_dynamic_symbol): Likewise.

2011-03-12  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_check_tls_transition): Supprt TLS
	x32 GD->IE and GD->LE transitions.
	(elf_x86_64_relocate_section): Supprt TLS x32 GD->IE, GD->LE
	and LD->LE transitions.

2011-03-10  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_relocate_section): Provide section/offset
	for LO_DS error message and correct multiple.

2011-03-10  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (bfd_elf64_bfd_link_just_syms): Define.
	(ppc64_elf_link_just_syms): New function.
	(opd_entry_value): Don't assume big-endian host.
	(get_r2off): New function.
	(ppc_build_one_stub, ppc_size_one_stub): Use it here.

2011-03-06  Michael Snyder  <msnyder@vmware.com>

	* compress.c (bfd_compress_section_contents): Check for out of mem.

	* elf64-x86-64.c (elf_x86_64_relocate_section): Document
	that case statement falls through intentionally.

	* elf32-i386.c (elf_i386_relocate_section): Document fall through.

2011-03-04  Alan Modra  <amodra@gmail.com>

	* archive.c (bsd_write_armap): Don't call stat in deterministic
	mode, and don't use st_mtime if stat returns error.

2011-03-03  Michael Snyder  <msnyder@vmware.com>

	* elf64-x86-64.c (elf_x86_64_relocate_section): Remove dead code.

	* coff-x86_64.c (coff_amd64_rtype_to_howto): Fencepost error.

	* aoutx.h (aout_final_link): Use sizeof int not sizeof int*.
	(aout_link_write_other_symbol): Missing break statement.

	* dwarf2.c (scan_unit_for_symbols): Stop memory leak.

	* archive.c (_bfd_slurp_extended_name_table): Fail if bfd_seek fails.

2011-03-03  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_check_tls_transition): Supprt TLS
	x32 IE->LE transition.
	(elf_x86_64_relocate_section): Likewise.

2011-03-02  Bernd Schmidt  <bernds@codesourcery.com>

	* elflink.c (is_reloc_section): Remove function.
	(get_dynamic_reloc_section_name): Construct string manually.

2011-02-28  Kai Tietz  <kai.tietz@onevision.com>

	* archive.c (_bfd_find_nested_archive): Use filename_(n)cmp.
	(adjust_relative_path): Likewise.
	(_bfd_construct_extended_name_table): Likewise.
	* corefile.c (generic_core_file_matches_executable_p): Likewise.
	* elf32-bfin.c (bfinfdpic_relocate_section): Likewise.
	* elf32-frv.c (elf32_frv_relocate_section): Likewise.
	* elf32-spu.c (sort_bfds): Likewise.
	(spu_elf_auto_overlay): Likewise.
	* syms.c (_bfd_stab_section_find_nearest_line): Likewise.
	* xcofflink.c (xcoff_set_import_path): Likewise.
	* xtensa-isa.c (xtensa_regfile_lookup): Likewise.
	(xtensa_regfile_lookup_shortname): Likewise.

2011-02-28  Alan Modra  <amodra@gmail.com>

	PR 12513
	* archive.c (bfd_slurp_bsd_armap_f2): Sanity check parsed_size and
	stringsize.  Properly sanity check symdef_count.  Remove redundant
	bfd_release.

2011-02-25  Rafael Ávila de Espíndola <respindola@mozilla.com>

	* plugin.c (bfd_plugin_object_p): Correctly set the filesize
	and handle claim_file seeking. Only try to load the plugin once.

2011-02-22  Andreas Schwab  <schwab@redhat.com>

	* elf32-m68k.c (elf_m68k_finish_dynamic_symbol): For a TLS_GD
	relocation read the value from the second GOT slot.

2011-02-15  Tristan Gingold  <gingold@adacore.com>

	* vms-alpha.c (alpha_vms_link_add_archive_symbols): Add a comment.

2011-02-15  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_edit_toc): Reinstate second read of
	toc relocs.  Fuss over free(NULL).

2011-02-14  Mike Frysinger  <vapier@gentoo.org>

	* elflink.c (bfd_elf_size_dynamic_sections): Add
	bfd_get_symbol_leading_char to the start of newname.

2011-02-13  Ralf Wildenhues  <Ralf.Wildenhues@gmx.de>

	* configure: Regenerate.

2011-02-09  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_edit_toc): Don't free toc relocs until
	we are done.  When optimising large toc, check that a global
	symbol on a toc reloc is defined in a kept section.

2011-02-08  Nick Clifton  <nickc@redhat.com>

	PR binutils/12467
	* elf.c (assign_file_positions_for_load_sections): Set the program
	header offset and entry size to zero if there are no program
	headers.

2011-02-08  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_edit_toc): Don't segfault on NULL
	local_syms when looking for local symbols in .toc.

2011-02-01  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc64_elf_next_input_section): Use elf_gp value
	for toc pointer on any section having makes_toc_func_call set.
	(check_pasted_section): Ensure pasted .init/.fini fragments use
	the same toc if any has makes_toc_func_call set.

2011-01-28  Joseph Myers  <joseph@codesourcery.com>

	* elf32-ppc.c (ppc_elf_link_hash_newfunc): Initialize has_sda_refs
	field.

2011-01-22  Richard Sandiford  <rdsandiford@googlemail.com>

	* elfxx-mips.c (_bfd_mips_elf_merge_private_bfd_data): Ignore
	common sections too.

2011-01-18  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_backend_want_plt_sym): Redefine to 0 after
	Solaris target.

2011-01-18  Pierre Muller  <muller@ics.u-strasbg.fr>

	Fix compilation for mingw64.
	* coffcode.h (coff_slurp_symbol_table): Add intptr_t intermediate
	typecast to avoid warning.
	* elf32-rx.c: Add "bfd_stdint.h" include required for int32_t type
	usage.
	* elfxx-ia64.c (elfNN_ia64_relax_br): Use intptr_t typeacast instead
	of long for pointer to avoid warning.
	(elfNN_ia64_relax_brl): Idem.
	(elfNN_ia64_install_value): Idem.
	* vms-alpha.c (_bfd_vms_slurp_etir): Idem.

2011-01-17  Richard Sandiford  <richard.sandiford@linaro.org>

	* elf32-arm.c (elf32_arm_check_relocs): Check needs_plt rather than
	h->needs_plt when deciding whether to record a possible dynamic reloc.

2011-01-17  Richard Sandiford  <richard.sandiford@linaro.org>

	* elf32-arm.c (elf32_arm_gc_sweep_hook): Remove all registered
	dynamic relocs for the removed section.

2011-01-15  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_check_relocs): Check invalid x32
	relocations.

2011-01-14  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_link_hash_table): Add pointer_r_type.
	(elf_x86_64_link_hash_table_create): Set pointer_r_type.
	(elf_x86_64_check_relocs): Handle R_X86_64_32 like R_X86_64_64
	for ILP32.  Remove ABI_64_P PIC check for R_X86_64_8,
	R_X86_64_16, R_X86_64_32 and R_X86_64_32S.
	(elf_x86_64_relocate_section):  Handle R_X86_64_32 like R_X86_64_64
	for ILP32.

2011-01-14  Alan Modra  <amodra@gmail.com>

	* bfd.c (bfd_perror): Flush stdout before and stderr after printing
	error.
	(_bfd_default_error_handler): Likewise.
	* elf.c (print_segment_map): Likewise.
	* libbfd.c (warn_deprecated): Likewise.
	* som.c (som_sizeof_headers): No need to do so here.
	* coff-i860.c: Replace use of printf for error messages with
	_bfd_error_handler.
	* coff-ppc.c: Likewise.
	* coff-sh.c: Likewise.
	* elf32-bfin.c: Likewise.
	* elf32-dlx.c: Likewise.
	* elf32-mep.c: Likewise.
	* elf32-v850.c: Likewise.
	* mach-o.c: Likewise.
	* pef.c: Likewise.

2011-01-13  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-x86-64.c (elf_x86_64_link_hash_table): Remove
	swap_reloca_out.
	(elf_x86_64_link_hash_table_create): Don't set swap_reloca_out.
	(elf_x86_64_check_relocs): Align relocation section to 4 byte
	for 32bit.
	(elf_x86_64_gc_sweep_hook): Replace ELF64_ST_TYPE with
	ELF_ST_TYPE.
	(elf_x86_64_finish_dynamic_symbol): Updated.
	(elf_x86_64_finish_dynamic_sections): Don't use
	Elf64_External_Dyn, bfd_elf64_swap_dyn_in, nor
	bfd_elf64_swap_dyn_out.

2011-01-14  J. Park  <grassman@gmail.com>

	PR ld/12339
	* elf32-arm.c (allocate_dynrelocs): Don't set up eh before
	following bfd_link_hash_warning symbol link.

2011-01-10  Nathan Sidwell  <nathan@codesourcery.com>
	    Glauber de Oliveira Costa  <glommer@gmail.com>

	* reloc.c (BFD_RELOC_ARM_TLS_GOTDESC, BFD_RELOC_ARM_TLS_CALL,
	BFD_RELOC_ARM_THM_TLS_CALL, BFD_RELOC_ARM_TLS_DESCSEQ,
	BFD_RELOC_ARM_THM_TLS_DESCSEQ, BFD_RELOC_ARM_TLS_DESC): New
	relocations.
	* libbfd.h: Rebuilt.
	* bfd-in2.h: Rebuilt.
	* elf32-arm.c (elf32_arm_howto_table_1): Add new relocations.
	(elf32_arm_reloc_map): Likewise.
	(tls_trampoline, dl_tlsdesc_lazy_trampoline): New PLT templates.
	(elf32_arm_stub_long_branch_any_tls_pic,
	elf32_arm_stub_long_branch_v4t_thumb_tls_pic): New stub templates.
	(DEF_STUBS): Add new stubs.
	(struct_elf_arm_obj_data): Add local_tlsdesc_gotent field.
	(elf32_arm_local_tlsdesc_gotent): New.
	(GOT_TLS_GDESC): New mask.
	(GOT_TLS_GD_ANY): Define.
	(struct elf32_arm_link_hash_entry): Add tlsdesc_got field.
	(elf32_arm_compute_jump_table_size): New.
	(struct elf32_arm_link_hash_table): Add next_tls_desc_index,
	num_tls_desc, dt_tlsdesc_plt, dt_tlsdesc_got, tls_trampoline,
	sgotplt_jump_table_size fields.
	(elf32_arm_link_hash_newfunc): Initialize tlsdesc_got field.
	(elf32_arm_link_hash_table_create): Initialize new fields.
	(arm_type_of_stub): Check TLS desc relocs too.
	(elf32_arm_stub_name): TLS desc relocs can be shared.
	(elf32_arm_tls_transition): Determine relaxation.
	(arm_stub_required_alignment): Add tls stubs.
	(elf32_arm_size_stubs): Likewise.
	(elf32_arm_tls_relax): Perform TLS relaxing.
	(elf32_arm_final_link_relocate): Process TLS DESC relocations.
	(IS_ARM_TLS_GNU_RELOC): New.
	(IS_ARM_TLS_RELOC): Use it.
	(elf32_arm_relocate_section): Perform TLS relaxing.
	(elf32_arm_check_relocs): Anticipate TLS relaxing, process tls
	desc relocations.
	(allocate_dynrelocs): Allocate tls desc relcoations.
	(elf32_arm_output_arch_local_syms): Emit tls trampoline mapping
	symbols.
	(elf32_arm_size_dynamic_sections): Allocate tls trampolines and
	got slots.
	(elf32_arm_always_size_sections): New. Create _TLS_MODULE_BASE
	symbol.
	(elf32_arm_finish_dynamic_symbol): Adjust.
	(arm_put_trampoline): New.
	(elf32_arm_finish_dynamic_sections): Emit new dynamic tags and tls
	trampolines.
	(elf_backend_always_size_sections): Define.

2011-01-06  H.J. Lu  <hongjiu.lu@intel.com>

	* elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Optimized.

2011-01-06  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/12366
	PR ld/12371
	* elf-ifunc.c (_bfd_elf_allocate_ifunc_dyn_relocs): Properly
	handle symbols marked with regular reference, but not non-GOT
	reference when building shared library.

	* elf32-i386.c (elf_i386_gc_sweep_hook): Properly handle
	local and global STT_GNU_IFUNC symols when building shared
	library.
	* elf64-x86-64.c (elf_x86_64_gc_sweep_hook): Likewise.

2011-01-05  DJ Delorie  <dj@redhat.com>

	* reloc.c: Add BFD_RELOC_RX_OP_NEG.
	* libbfd.h: Regenerate.
	* bfd-in2.h: Regenerate.
	* elf32-rx.c: Add it to the list, corresponding to R_RX_OPneg.

2011-01-03  H.J. Lu  <hongjiu.lu@intel.com>

	* cpu-i386.c (bfd_i386_compatible): New.
	(bfd_x64_32_arch_intel_syntax): Replace bfd_default_compatible
	with bfd_i386_compatible.
	(bfd_x86_64_arch_intel_syntax): Likewise.
	(bfd_i386_arch_intel_syntax): Likewise.
	(i8086_arch): Likewise.
	(bfd_x64_32_arch): Likewise.
	(bfd_x86_64_arch): Likewise.
	(bfd_i386_arch): Likewise.

For older changes see ChangeLog-2010

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