gdb/doc/

[deliverable/binutils-gdb.git] / bfd / ChangeLog

2012-02-24  Nick Clifton  <nickc@redhat.com>

	PR ld/13730
	* reloc.c (bfd_generic_get_relocated_section_contents): Issue an
	error message instead of aborting, when an outofrange reloc is
	encountered.

2012-02-23  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_swap_in_non_scattered_reloc): New.
	(bfd_mach_o_canonicalize_one_reloc):  Swap non-scattered reloc
	bit-fields when target and host differ in endian-ness.  When
	PAIRs are non-scattered	find the 'symbol' from the preceding
	reloc.  Add FIXME re. reloc symbols on section boundaries.
	(bfd_mach_o_swap_out_non_scattered_reloc): New.
	(bfd_mach_o_write_relocs): Use bfd_mach_o_encode_non_scattered_reloc.

2012-02-17  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o-i386.c (i386_howto_table): Add support for 16 bit
	sect-diffs.
	(bfd_mach_o_i386_swap_reloc_in): Handle 16bit sect-diffs.
	(bfd_mach_o_i386_swap_reloc_out): Likewise.

2012-02-17  Tristan Gingold  <gingold@adacore.com>

	* reloc.c (BFD_RELOC_MACH_O_LOCAL_SECTDIFF):
	* libbfd.h: Regenerated.
	* bfd-in2.h: Likewise.
	* mach-o-i386.c (i386_howto_table): Include local sectdiff.
	(bfd_mach_o_i386_swap_reloc_in): Update for local sectdiff.
	(bfd_mach_o_i386_swap_reloc_out): Likewise.

2012-02-17  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* elf32-s390.c (elf_s390_relocate_section): Support basr in the
	GD->LE and LD->LE optimizations.

2012-02-16  Alan Modra  <amodra@gmail.com>

	PR binutils/13355
	* elf32-rx.c (elf32_rx_relax_section): Correct width check.

2012-02-13  Richard Henderson  <rth@redhat.com>

	PR ld/13621
	* linker.c (fix_syms): Force symbols outside any section into
	bfd_abs_section_ptr.

2012-02-13  Alan Modra  <amodra@gmail.com>

	* elf32-m68hc1x.c (elf32_m68hc11_merge_symbol_attribute): New function.
	* elf32-m68hc1x.h (elf32_m68hc11_merge_symbol_attribute): Declare.
	* elf32-m68hc11.c (elf_backend_merge_symbol_attribute): Define.
	* elf32-m68hc12.c (elf_backend_merge_symbol_attribute): Define.

2012-02-11  Jan Kratochvil  <jan.kratochvil@redhat.com>
	    Nick Clifton  <nickc@redhat.com>

	* oasys.c (oasys_write_header): Fix compilation warning on zero-sized
	memset.

2012-02-10  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_build_seg_command): Count zerofill section
	vma additions in their logical, rather than physical order.

2012-02-10  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (mach_o_section_name_xlat): Correct eh-frame section
	parameters.
	* mach-o-x86-64.c (text_section_names_xlat): New.
	(mach_o_x86_64_segsec_names_xlat): New.
	(bfd_mach_o_tgt_seg_table): Define to mach_o_x86_64_segsec_names_xlat.
	* mach-o-i386.c (text_section_names_xlat): Correct section parameters.

2012-02-10  Tristan Gingold  <gingold@adacore.com>

	* elfnn-ia64.c (elfNN_vms_object_p): Change comparison operator
	to avoid infinite loop.  Add comments.

2012-02-09  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/13675
	* cpu-i386.c (bfd_arch_i386_fill): Updated to support multi byte
	nop instructions.
	(bfd_arch_i386_short_nop_fill): New.
	(bfd_arch_i386_long_nop_fill): Likewise.
	Use bfd_arch_i386_short_nop_fill in 32bit bfd_arch_info
	initializers.  Use bfd_arch_i386_long_nop_fill on 64bit
	bfd_arch_info initializers.

	* cpu-k1om.c (bfd_arch_i386_fill): Renamed to ...
	(bfd_arch_i386_short_nop_fill): This.
	Update bfd_arch_info initializers.
	* cpu-l1om.c: Likewise.

2012-02-08  Alan Modra  <amodra@gmail.com>

	* elflink.c (_bfd_elf_gc_mark_rsec): Mark weakdef syms too.
	(_bfd_elf_fix_symbol_flags): When a weakdef is def_regular, clear
	the correct h->u.weakdef.

2012-02-07  Alan Modra  <amodra@gmail.com>

	* elf.c (elf_find_function): Don't use internal_elf_sym.
	(_bfd_elf_maybe_function_sym): Likewise.  Replace elf_symbol_type
	parameter with asymbol.
	* elf64-ppc.c (ppc64_elf_maybe_function_sym): Likewise.
	* elf-bfd.h (_bfd_elf_maybe_function_sym): Update prototype.
	(struct elf_backend_data <maybe_function_sym>): Likewise.

2012-02-02  Vidya Praveen (vidya.praveen@atmel.com)

	PR bfd/13410
	* bfd/elf32-avr.c (elf32_avr_relax_section): Correct the
	condition that qualifies the candidates for relaxation.

2012-02-02  Tristan Gingold  <gingold@adacore.com>

	* bfdio.c (real_fopen): Remove unused vms_modes variable.

2012-02-02  Tristan Gingold  <gingold@adacore.com>

	* mach-o.c (bfd_mach_o_read_header): Silent uninitialized
	variable warning.

2012-02-02  Tristan Gingold  <gingold@adacore.com>

	* archive.c (bfd_slurp_armap): Fix thinko in cast.

2012-01-31  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/13616
	* archures.c (bfd_arch_info): Add fill.
	(bfd_default_arch_struct): Add bfd_arch_default_fill.
	(bfd_arch_default_fill): New.

	* configure.in: Set bfd version to 2.22.52.
	* configure: Regenerated.

	* cpu-alpha.c: Add bfd_arch_default_fill to bfd_arch_info
	initializer.
	* cpu-arc.c: Likewise.
	* cpu-arm.c: Likewise.
	* cpu-avr.c: Likewise.
	* cpu-bfin.c: Likewise.
	* cpu-cr16.c: Likewise.
	* cpu-cr16c.c: Likewise.
	* cpu-cris.c: Likewise.
	* cpu-crx.c: Likewise.
	* cpu-d10v.c: Likewise.
	* cpu-d30v.c: Likewise.
	* cpu-dlx.c: Likewise.
	* cpu-epiphany.c: Likewise.
	* cpu-fr30.c: Likewise.
	* cpu-frv.c: Likewise.
	* cpu-h8300.c: Likewise.
	* cpu-h8500.c: Likewise.
	* cpu-hppa.c: Likewise.
	* cpu-i370.c: Likewise.
	* cpu-i860.c: Likewise.
	* cpu-i960.c: Likewise.
	* cpu-ia64.c: Likewise.
	* cpu-ip2k.c: Likewise.
	* cpu-iq2000.c: Likewise.
	* cpu-lm32.c: Likewise.
	* cpu-m10200.c: Likewise.
	* cpu-m10300.c: Likewise.
	* cpu-m32c.c: Likewise.
	* cpu-m32r.c: Likewise.
	* cpu-m68hc11.c: Likewise.
	* cpu-m68hc12.c: Likewise.
	* cpu-m68k.c: Likewise.
	* cpu-m88k.c: Likewise.
	* cpu-mcore.c: Likewise.
	* cpu-mep.c: Likewise.
	* cpu-microblaze.c: Likewise.
	* cpu-mips.c: Likewise.
	* cpu-mmix.c: Likewise.
	* cpu-moxie.c: Likewise.
	* cpu-msp430.c: Likewise.
	* cpu-mt.c: Likewise.
	* cpu-ns32k.c: Likewise.
	* cpu-openrisc.c: Likewise.
	* cpu-or32.c: Likewise.
	* cpu-pdp11.c: Likewise.
	* cpu-pj.c: Likewise.
	* cpu-plugin.c: Likewise.
	* cpu-powerpc.c: Likewise.
	* cpu-rl78.c: Likewise.
	* cpu-rs6000.c: Likewise.
	* cpu-rx.c: Likewise.
	* cpu-s390.c: Likewise.
	* cpu-score.c: Likewise.
	* cpu-sh.c: Likewise.
	* cpu-sparc.c: Likewise.
	* cpu-spu.c: Likewise.
	* cpu-tic30.c: Likewise.
	* cpu-tic4x.c: Likewise.
	* cpu-tic54x.c: Likewise.
	* cpu-tic6x.c: Likewise.
	* cpu-tic80.c: Likewise.
	* cpu-tilegx.c: Likewise.
	* cpu-tilepro.c: Likewise.
	* cpu-v850.c: Likewise.
	* cpu-vax.c: Likewise.
	* cpu-w65.c: Likewise.
	* cpu-we32k.c: Likewise.
	* cpu-xc16x.c: Likewise.
	* cpu-xstormy16.c: Likewise.
	* cpu-xtensa.c: Likewise.
	* cpu-z80.c: Likewise.
	* cpu-z8k.c: Likewise.

	* cpu-i386.c: Include "libiberty.h".
	(bfd_arch_i386_fill): New.
	Add bfd_arch_i386_fill to  bfd_arch_info initializer.

	* cpu-k1om.c: Add bfd_arch_i386_fill to  bfd_arch_info initializer.
	* cpu-l1om.c: Likewise.

	* linker.c (default_data_link_order): Call abfd->arch_info->fill
	if fill size is 0.

	* bfd-in2.h: Regenerated.

2012-01-27  Michael Eager  <eager@eagercon.com>

	* bfd/elf32-microblaze.c (create_got_section):
	Reuse existing .rela.got section.

2012-01-23  Alan Modra  <amodra@gmail.com>

	* elf-bfd.h: Formatting.
	(struct elf_backend_data): Add "maybe_function_sym".
	(_bfd_elf_maybe_function_sym): Declare.
	* elfxx-target.h (elf_backend_maybe_function_sym): Define.
	(elfNN_bed): Init new field.
	* elf.c (elf_find_function): Use maybe_function_sym.
	(_bfd_elf_maybe_function_sym): New function.
	* elf64-ppc.c (elf_backend_maybe_function_sym): Define.
	(ppc64_elf_maybe_function_sym): New function.

2012-01-20  Francois Gouget  <fgouget@codeweavers.com>

	PR binutils/13534
	* archive.c (_bfd_ar_sizepad): New function. Correctly install and
	pad the size field in an archive header.
	(_bfd_generic_read_ar_hdr_mag): Use the correct type and scan
	function for the archive size field.
	(bfd_generic_openr_next_archived_file): Likewise.
	(do_slurp_coff_armap): Likewise.
	(_bfd_write_archive_contents): Likewise.
	(_bfd_bsd44_write_ar_hdr): Use the new function.
	(bfd_ar_hdr_from_filesystem): Likewise.
	(_bfd_write_archive_contents): Likewise.
	(bsd_write_armap): Likewise.
	(coff_write_armap): Likewise.
	* archive64.c (bfd_elf64_archive_write_armap): Likewise.
	* bfdio.c (bfd_bread): Use correct type for archive element
	sizes.
	* ar.c (open_inarch): Likewise.
	(extract_file): Likewise.
	* libbfd-in.h (struct areltdata): Use correct types for
	parsed_size and extra_size fields.
	Prototype _bfd_ar_sizepad function.
	* libbfd.h: Regenerate.

2012-01-20  Ulrich Weigand  <ulrich.weigand@linaro.org>

	* elf.c (elfcore_write_prpsinfo): Provide unconditionally.
	Return NULL if core file generation is unsupported.
	(elfcore_write_prstatus): Likewise.
	* elf32-arm.c (elf32_arm_nabi_write_core_note): New function.
	(elf_backend_write_core_note): Define.

2012-01-19  Tristan Gingold  <gingold@adacore.com>

	* pef.c: Add a comment.
	* xsym.c: Likewise.

2012-01-17  Alan Modra  <amodra@gmail.com>

	* elf32-ppc.c (ppc_elf_write_core_note <NT_PRPSINFO>): Don't leave
	trailing garbage in the note.
	* elf64-ppc.c (ppc64_elf_write_core_note <NT_PRPSINFO>): Likewise.

2012-01-16  Daniel Green  <venix1@gmail.com>

	PR ld/13491
	* coff-i386.c (coff_i386_rtype_to_howto <R_SECREL32>): Test
	h->root.type not h->type.
	* coff-x86_64.c (coff_amd64_rtype_to_howto <R_AMD64_SECREL>): Likewise.

2012-01-13  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_build_dysymtab_command): Handle absolute
	indirect symbols.

2012-01-13  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_write_relocs): Move computation of relocs file
	position from here... to (bfd_mach_o_build_seg_command): Here.

2012-01-12  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_count_indirect_symbols): New.
	(bfd_mach_o_build_dysymtab_command): Populate indirect symbol table.
	* mach-o.h (bfd_mach_o_asymbol): Move declaration to start of the
	file. (bfd_mach_o_section): Add indirect_syms field.

2012-01-11  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_build_seg_command): Separate computation of
	vmsize from filesize.  Don't compute offsets or file sizes for
	zerofill sections.

2012-01-11  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_build_commands): Make the building of each
	command type independent.

2012-01-11  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c: Define more insns used in plt call stubs.
	(ppc64_elf_brtaken_reloc): Assume isa version 2 or above.
	(ppc64_elf_relocate_section): Likewise.
	(enum ppc_stub_type): Add ppc_stub_plt_call_r2save.
	(struct ppc_link_hash_table): Increase size of stub_count array.
	Add plt_stub_align and plt_thread_safe.
	(ALWAYS_USE_FAKE_DEP, ALWAYS_EMIT_R2SAVE): Define.
	(plt_stub_size, plt_stub_pad): New functions.
	(build_plt_stub): Emit barriers for power7 thread safety.  Don't
	emit needless save of r2.
	(build_tls_get_addr_stub): Adjust params.
	(ppc_build_one_stub): Handle ppc_stub_plt_call_r2save and aligning
	plt stubs.  Adjust build_*plt_stub calls.
	(ppc_size_one_stub): Similarly.
	(ppc64_elf_size_stubs): Accept plt_thread_safe and plt_stub_align
	params.  Choose default for plt_thread_safe based on existence of
	calls to thread creation functions.  Modify plt_call to
	plt_call_r2save when no tocsave reloc found.  Align tail of stub
	sections.
	(ppc64_elf_build_stubs): Align tail of stub sections.  Adjust
	output of stub statistics.
	(ppc64_elf_relocate_section): Handle ppc_stub_plt_call_r2save.
	* elf64-ppc.h (ppc64_elf_size_stubs): Update prototype.

2012-01-10  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/13581
	* elf64-x86-64.c (elf_x86_64_relocate_section): Remove ABI_64_P
	check on R_X86_64_PCXX.

2012-01-10  Tristan Gingold  <gingold@adacore.com>

	* mach-o.c (bfd_mach_o_build_commands): Avoid uninitialized false
	warning.

2012-01-10  Tristan Gingold  <gingold@adacore.com>

	* bfdio.c (bfd_tell): Handle nested archives.
	(bfd_seek): Ditto.
	* cache.c (bfd_cache_lookup_worker): Ditto.
	* archive.c (_bfd_get_elt_at_filepos): Remove code dealing with
	nested archives.
	(bfd_generic_openr_next_archived_file): Likewise.

2012-01-09  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_bfd_copy_private_symbol_data): Implement.
	(bfd_mach_o_write_symtab): Remove handling for indirect syms.
	(bfd_mach_o_primary_symbol_sort_key): Likewise.
	(bfd_mach_o_cf_symbols): Likewise.
	(bfd_mach_o_sort_symbol_table): Remove.
	(bfd_mach_o_mangle_symbols): Adjust arguments, remove handling
	for indirect and dysymtab counts.  Do the symbol sorting here.
	(bfd_mach_o_build_dysymtab_command): Count the symbol types here.
	Make the indirect symbols a TODO.
	(bfd_mach_o_build_commands): Adjust call to bfd_mach_o_mangle_symbols.
	(bfd_mach_o_make_empty_symbol): Specifically flag unset symbols with
	a non-zero value.
	(bfd_mach_o_read_symtab_symbol): Record the symbol index.
	(bfd_mach_o_read_symtab_symbol): Adjust recording of global status.
	* mach-o.h (mach_o_data_struct): Remove indirect and dysymtab entries.
	(IS_MACHO_INDIRECT): Remove.
	(SYM_MACHO_FIELDS_UNSET, SYM_MACHO_FIELDS_NOT_VALIDATED): New.

2012-01-06  Nick Clifton  <nickc@redhat.com>

	PR binutils/13121
	* reloc.c (bfd_generic_lookup_section_flags): Rename 'finfo' to
	'flaginfo' to avoid conflicts with AIX system headers.

2012-01-06  Tristan Gingold  <gingold@adacore.com>

	* bfdio.c (bfd_bread): Use arelt_size macro.

2012-01-06  Tristan Gingold  <gingold@adacore.com>

	* config.bfd (i[3-7]86-*-darwin*): Define targ64_selvecs.

2012-01-05  Nick Clifton  <nickc@redhat.com>

	PR ld/12161
	* elf32-avr.c (elf32_avr_relax_delete_bytes): Read in relocs if
	necessary.

2012-01-05  Jan Kratochvil  <jan.kratochvil@redhat.com>

	Fix zero registers core files when built by gcc-4.7.
	* elf64-x86-64.c (elf_x86_64_write_core_note): Remove variables p and
	size.  Call elfcore_write_note for the local variables.  Remove the
	final elfcore_write_note call.  Add NOTREACHED comments.

2012-01-04  Tristan Gingold  <gingold@adacore.com>

	* mach-o.c (bfd_mach_o_fat_stat_arch_elt): New function.
	(bfd_mach_o_generic_stat_arch_elt): Adjust.

2012-01-04  Tristan Gingold  <gingold@adacore.com>

	* mach-o.c (bfd_mach_o_fat_member_init): New function.
	(bfd_mach_o_openr_next_archived_file): Reindent.
	Adjust to call bfd_mach_o_fat_member_init.
	(bfd_mach_o_fat_extract): Adjust to call bfd_mach_o_fat_member_init.

2012-01-04  Tristan Gingold  <gingold@adacore.com>

	* mach-o-x86-64.c (bfd_mach_o_x86_64_swap_reloc_out): Handle
	BFD_RELOC_32, BFD_RELOC_MACH_O_X86_64_PCREL32_1,
	BFD_RELOC_MACH_O_X86_64_PCREL32_2,
	BFD_RELOC_MACH_O_X86_64_PCREL32_4,
	BFD_RELOC_MACH_O_X86_64_BRANCH32,
	BFD_RELOC_MACH_O_X86_64_SUBTRACTOR32,
	BFD_RELOC_MACH_O_X86_64_GOT.

2012-01-04  Tristan Gingold  <gingold@adacore.com>

	* mach-o.h (bfd_mach_o_fvmlib_command): New structure.
	(bfd_mach_o_load_command): Add fvmlib field.

	* mach-o.c (bfd_mach_o_read_fvmlib): New function.
	(bfd_mach_o_read_command): Handle fvmlib.

2012-01-04  Tristan Gingold  <gingold@adacore.com>

	* mach-o.c (bfd_mach_o_convert_architecture): Reindent.
	Decode msubtype for ARM.

2012-01-04  Tristan Gingold  <gingold@adacore.com>

	* mach-o.c (bfd_mach_o_get_synthetic_symtab): Add comments.

2012-01-04  Tristan Gingold  <gingold@adacore.com>

	* mach-o.h: Reindent header.
	(bfd_mach_o_encryption_info_command): New structure.
	(bfd_mach_o_load_command): Add encryption_info field.

	* mach-o.c (bfd_mach_o_read_encryption_info): New function.
	(bfd_mach_o_read_command): Handle BFD_MACH_O_LC_ENCRYPTION_INFO.
	(bfd_mach_o_read_command): Adjust error message.

2012-01-04  Shinichiro Hamaji  <shinichiro.hamaji@gmail.com>

	* dwarf2.c (_bfd_dwarf2_slurp_debug_info): Factor out the part
	which reads DWARF2 and stores in stash from find_line.
	(find_line) Call _bfd_dwarf2_slurp_debug_info.
	* libbfd-in.h (_bfd_dwarf2_slurp_debug_info): Add declaration.
	* libbfd.h (_bfd_dwarf2_slurp_debug_info): Regenerate.
	* mach-o.c (dsym_subdir): The name of subdir where debug
	information may be stored.
	(bfd_mach_o_lookup_uuid_command): New. Lookup a load command whose
	type is UUID.
	(bfd_mach_o_dsym_for_uuid_p): New. Check if the specified BFD is
	corresponding to the executable.
	(bfd_mach_o_find_dsym): New. Find a debug information BFD in the
	specified binary file.
	(bfd_mach_o_follow_dsym): New. Find a debug information BFD for
	the original BFD.
	(bfd_mach_o_find_nearest_line): Check dSYM files for Mach-O
	executables, dylibs, and bundles.
	(bfd_mach_o_close_and_cleanup): Clean up BFDs for the dSYM file.
	* mach-o.h (dsym_bfd): The BFD of the dSYM file.

2012-01-03  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_mangle_symbols): Put in the section index
	for stabd symbols.
	(bfd_mach_o_primary_symbol_sort_key): Adjust for stabs.
	(bfd_mach_o_cf_symbols): Likewise.

2012-01-03  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_mangle_symbols): Correct typo.

2012-01-03  Iain Sandoe  <idsandoe@googlemail.com>

	* mach-o.c (bfd_mach_o_write_symtab): Fill in the string table index
	as the value of an indirect symbol.  Keep the string table index in
	non-indirect syms for reference.
	(bfd_mach_o_write_dysymtab): New.
	(bfd_mach_o_primary_symbol_sort_key): New.
	(bfd_mach_o_cf_symbols): New.
	(bfd_mach_o_sort_symbol_table): New.
	(bfd_mach_o_mangle_symbols): Return early if no symbols.  Sort symbols.
	If we are emitting a dysymtab, process indirect symbols and count the
	number of each other kind.
	(bfd_mach_o_mangle_sections): New.
	(bfd_mach_o_write_contents): Split out some pre-requisite code into
	the command builder. Write dysymtab if the command is present.
	(bfd_mach_o_count_sections_for_seg): New.
	(bfd_mach_o_build_seg_command): New.
	(bfd_mach_o_build_dysymtab_command): New.
	(bfd_mach_o_build_commands): Reorganize to support the fact that some
	commands are optional and should not be emitted if there are no
	sections or symbols.
	(bfd_mach_o_set_section_contents): Amend comment.
	* mach-o.h: Amend and add to comments.
	(mach_o_data_struct): Add fields for dysymtab symbols counts and a
	pointer to the indirects, when present.
	(bfd_mach_o_should_emit_dysymtab): New macro.
	(IS_MACHO_INDIRECT): Likewise.

For older changes see ChangeLog-2011
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