2007-02-05 Dave Brolley <brolley@redhat.com>

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

2007-02-05  Dave Brolley  <brolley@redhat.com>
            Stan Cox  <scox@redhat.com>

	PR ld/3972
	* elflink.c (elf_link_input_bfd): Always setup finfo->internal_syms.

2007-02-05  Dave Brolley  <brolley@redhat.com>

	* elflink.h: Add support for Toshiba MeP.
	* reloc.c: Likewise.
	* Makefile.am:  Likewise.
	* config.bfd: Likewise.
	* configure.in: Likewise.
	* archures.c: Likewise.
	* targets.c: Likewise.
	* elf.c: Likewise.
	* mep-relocs.pl: New file.
	* cpu-mep.c: New file.
	* elf32-mep.c: New file.
	* bfd-in2.h: Regenerate.
	* po/POTFILES.in: Likewise.
	* libbfd.h: Regenerate.
	* Makefile.in: Regenerate.
	* configure: Regenerate.

2007-02-05  Dave Brolley  <brolley@redhat.com>

	* elflink.c (evaluate_complex_relocation_symbols): Check for
	STT_SRELC for global symbols.
	(perform_complex_relocations): Renamed to
	perform_complex_relocation and now examines only one relocation.
	(elf_link_input_bfd): Don't call perform_complex_relocations.
	* elf-bfd.h (bfd_elf_perform_complex_relocation_: New prototype.
	* elf32-mep.c (mep_elf_howto_table): Add R_RELC.
	(OD,OS,OU): #undefs corrected to N, S and U repectively.
	(mep_reloc_type_lookup): Handle BFD_RELOC_RELC.
	(complex_reloc_installation_howto): Removed.
	(mep_info_to_howto_rela): Remove special case for r_type==0xff.
	(mep_elf_relocate_section): Call bfd_elf_perform_complex_relocation.

2007-02-05  Dave Brolley  <brolley@redhat.com>

	* Contribute the following changes:
	2004-07-23  Richard Sandiford  <rsandifo@redhat.com>

	* elflink.c (perform_complex_relocation): Detect relocations against
	undefined symbols.

	2002-04-02  DJ Delorie  <dj@redhat.com>

	* elflink.h (resolve_symbol): Handle weak symbols.

	2002-03-07  Graydon Hoare  <graydon@redhat.com>

	* elflink.h (perform_complex_relocations): Minor debug message
	touchup.

	2002-01-23  Graydon Hoare  <graydon@redhat.com>

	* bfd-in2.h: Add signed RELC (SRELC) symbols.
	* elf.c (swap_out_syms): Likewise.
	* elfcode.h (elf_slurp_symbol_table): Likewise.
	(elf_symbol_flags): Likewise.
	* syms.c: Likewise.
	* elflink.h (eval_symbol): Introduce signed RELC evaluation.
	(evaluate_complex_relocation_symbols): Likewise.
	(perform_complex_relocations): Remove sign-extension logic,
	which was broken anyways.

	2002-01-15  Graydon Hoare  <graydon@redhat.com>

	* elflink.h (decode_complex_addend): Add oplen, signed_p, trunc_p
	params.
	(perform_complex_relocations): Call decode with new args,
	Sign extend leftmost signed fields, delegate overflow check to
	bfd_check_overflow in reloc.c, enhance overflow error messages.

	2002-01-08  Graydon Hoare  <graydon@redhat.com>

	* elflink.h (resolve_symbol): Fix symbol -> section relationship.
	(resolve_symbol): Remove unused parameter.
	(eval_symbol): Remove unused arg from resolve_symbol call.

	2002-01-01  Graydon Hoare  <graydon@redhat.com>

	* elflink.h (perform_complex_relocations): Add overflow
	checking for RELC fragments.

	2001-12-15  Nick Clifton  <nickc@cambridge.redhat.com>

	* elflink.h (evaluate_complex_relocation_symbols): Formatting
	tidy ups.  Process all symbols, even if an error is
	encountered.

	2001-12-10  Graydon Hoare  <graydon@redhat.com>

	* elflink.h (evaluate_complex_relocation_symbols): Resolve
	global RELC symbols using separate logic from local symbols.

	2001-12-10  Nick Clifton  <nickc@cambridge.redhat.com>

	Various formatting tidy ups and compile time warning removals,
	plus:

	* elflink.h (eval_symbol): Set bfd_error for failure returns.
	(evaluate_complex_relocation_symbols): Only evaluate local
	symbols.

	2001-11-24  Graydon Hoare  <graydon@redhat.com>

	* elflink.h.c (resolve_symbol): Skip non-local syms in
	local lookup loop; get section offset from section
	symbol occurs in (rather than reloc section); handle
	common symbols.

	2001-11-24  Graydon Hoare  <graydon@redhat.com>

	* elflink.h.c (resolve_symbol): Use
	bfd_elf_string_from_elf_section to look up local symbols in
	current bfd.
	(eval_symbol): Add input_bfd parameter for resolve_symbol's
	use.
	(evaluate_complex_relocation_symbols): Pass parameter.
	(resolve_section) Fix silly typo.

	2001-10-16  Jeff Holcomb  <jeffh@redhat.com>

	* elflink.h (eval_symbol): Buffer size needs to be an integer for
	Solaris cc.

	2001-11-15  graydon hoare  <graydon@redhat.com>

	* elf32-mep.c (mep_info_to_howto_rela): Add complex reloc
	howto.
	* elflink.h (resolve_section): Add support for pseudo-sections
	in complex symbols.
	(evaluate_complex_relocation_symbols): Permit evaluating RELC
	symbols on non-RELC relocs. They are distinct issues.

	2001-10-15  graydon hoare  <graydon@redhat.com>

	* reloc.c (bfd_reloc_code_type): Define BFD_RELOC_RELC,
	in the _correct_ place.

	2001-10-11  graydon hoare  <graydon@redhat.com>

	* elflink.h (eval_symbol): Fix strtol calls with undefined
	behavior.

	2001-10-03  graydon hoare  <graydon@redhat.com>

	* elflink.h (set_symbol_value): New function for relc.
	(resolve_symbol): Likewise.
	(resolve_section): Likewise.
	(undefined_reference): Likewise.
	(eval_symbol): Likewise.
	(evaluate_complex_relocation_symbols): Likewise.
	(put_value): Likewise.
	(get_value): Likewise.
	(decode_complex_addend): Likewise.
	(perform_complex_relocations): Likewise.
	(elf_link_input_bfd): Insert hook into
	evaluate_complex_relocation_symbols.
	(elf_link_input_bfd): Insert hook into
	perform_complex_relocations.

	* bfd-in2.h: Define BFD_RELOC_RELC, BSF_RELC.

	* elf.c (swap_out_syms): Add BSF_RELC / STT_RELC support.

	* elfcode.h (elf_slurp_symbol_table): Likewise.
	(elf_symbol_flags): Likewise.

	* libbfd.h: Add "BFD_RELOC_RELC" to bfd_reloc_code_real_names
	table.

	2001-06-20  Frank Ch. Eigler  <fche@redhat.com>

	* syms.c (BSF_RELC): New symbol flag.
	* elf.c (swap_out_syms): Map BSF_RELC -> STT_RELC.
	* elfcode.h (elf_slurp_symbol_table): Map STT_RELC -> BSF_RELC.
	(elf_symbol_flags): Display BSF_RELC as "relc".
	* bfd-in2.h: Regenerated.

2007-02-05  Bob Wilson  <bob.wilson@acm.org>

	* elf32-xtensa.c (elf_xtensa_make_sym_local): Delete.
	(elf_xtensa_hide_symbol, elf_backend_hide_symbol): Delete.
	(elf_xtensa_fix_refcounts, elf_xtensa_allocate_plt_size)
	(elf_xtensa_allocate_got_size): Replace these with...
	(elf_xtensa_allocate_dynrelocs): ...this new function.
	(elf_xtensa_size_dynamic_sections): Use it.

2007-02-05  Bob Wilson  <bob.wilson@acm.org>

	* elf32-xtensa.c (elf_howto_table) <R_XTENSA_GLOB_DAT>
	<R_XTENSA_JMP_SLOT, R_XTENSA_RELATIVE, R_XTENSA_PLT, R_XTENSA_DIFF32>:
	Set src_mask to zero.
	<R_XTENSA_DIFF8, R_XTENSA_DIFF16>: Likewise.  Also fix dst_mask.
	<R_XTENSA_ASM_EXPAND>: Set pcrel_offset to TRUE.

2007-02-02  Bob Wilson  <bob.wilson@acm.org>

	* elf32-xtensa.c (xtensa_elf_dynamic_symbol_p): Renamed to...
	(elf_xtensa_dynamic_symbol_p): ...this.

2007-02-02  Bob Wilson  <bob.wilson@acm.org>

	* elf32-xtensa.c (plt_reloc_count): Move into link hash table.
	(struct elf_xtensa_link_hash_table): New.
	(elf_xtensa_hash_table): New.
	(elf_xtensa_link_hash_table_create): New.
	(elf_xtensa_check_relocs): Update plt_reloc_count references.
	Update arguments to add_extra_plt_sections.
	(elf_xtensa_create_dynamic_sections): Record new sections in the hash
	table.  Update for plt_reloc_count and add_extra_plt_sections.
	(add_extra_plt_sections, elf_xtensa_create_plt_entry): Replace dynobj
	argument with link info.  Update calls to elf_xtensa_get_plt_section
	and elf_xtensa_get_gotplt_section.
	(elf_xtensa_allocate_local_got_size, elf_xtensa_size_dynamic_sections)
	(elf_xtensa_relocate_section, elf_xtensa_finish_dynamic_sections)
	(elf_xtensa_discard_info_for_section, shrink_dynamic_reloc_sections)
	(relax_property_section): Get sections from the hash table and update
	function calls.
	(elf_xtensa_get_plt_section, elf_xtensa_get_gotplt_section): Replace
	dynobj argument with link info.  Get sections for first plt chunk from
	the hash table.
	(bfd_elf32_bfd_link_hash_table_create): Define.

2007-02-02  Jakub Jelinek  <jakub@redhat.com>

	* elf-bfd.h (struct elf_obj_tdata): Change symbuf type to void *.
	* elf.c (struct elf_symbuf_symbol, struct elf_symbuf_head): New types.
	(struct elf_symbol): Change first member into union.
	(elf_sort_elf_symbol): Compare pointers to internal syms rather than
	internal syms.  Only compare st_shndx fields.
	(elf_create_symbuf): New function.
	(bfd_elf_match_symbols_in_sections): Use it.  If symbufs are available
	for bfds, use a binary search, otherwise don't qsort symbols
	unnecessarily only to select which symbols are for the particular
	shndx.

2007-02-01  Nick Clifton  <nickc@redhat.com>

	PR ld/3852
	* elf.c (_bfd_elf_link_hash_table_init): Initialize all the fields
	in the elf_link_hash_table structure.

2007-02-01  Alan Modra  <amodra@bigpond.net.au>

	* elf-bfd.h (struct elf_backend_data): Add elf_backend_write_core_note.
	* elfxx-target.h (elf_backend_write_core_note): Define and use.
	* elf.c (elfcore_write_prpsinfo): Call the above.  Add support for
	32-bit core note on 64-bit target.
	(elfcore_write_prstatus): Likewise.
	(elfcore_write_lwpstatus): Make note_name const.
	(elfcore_write_prfpreg): Likewise.
	(elfcore_write_pstatus): Add support for 32-bit core note on 64-bit
	target.
	* elf32-ppc.c (ppc_elf_write_core_note): New function.
	(elf_backend_write_core_note): Define.
	* elf64-ppc.c (ppc64_elf_write_core_note): New function.
	(elf_backend_write_core_note): Define.

2007-01-31  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-cris.c (INCLUDED_TARGET_FILE): Removed.
	(elf32_bed): Defined for elf32-us-cris.

	* elf64-sh64.c (elf64_bed): Defined for Linux.
	(INCLUDED_TARGET_FILE): Removed.

	* elfxx-target.h (elfNN_bed): Always define. Don't check
	INCLUDED_TARGET_FILE.

2007-01-31  DJ Delorie  <dj@redhat.com>

	* elf-m10300.c (mn10300_elf_relocate_section): Clarify the warning
	message for dangerous relocs, special case the common user error.

2007-01-30  H.J. Lu  <hongjiu.lu@intel.com>

	* elf.c (copy_elf_program_header): Start from the first section
	in a segment and stop when all sections in a segment are
	accounted for.

2007-01-29  Julian Brown  <julian@codesourcery.com>

	* bfd-in2.h: Regenerate.
	* bfd-in.h (bfd_arm_vfp11_fix): New enum. Specify how VFP11
	instruction scanning should be done.
	(bfd_elf32_arm_init_maps, bfd_elf32_arm_vfp11_erratum_scan)
	(bfd_elf32_arm_vfp11_fix_veneer_locations): Add prototypes.
	(bfd_elf32_arm_set_target_relocs): Add vfp11 fix type argument to
	prototype.
	* elf-bfd.h (elf_backend_write_section): Add struct bfd_link_info
	argument.
	* elf32-arm.c (VFP11_ERRATUM_VENEER_SECTION_NAME)
	(VFP11_ERRATUM_VENEER_ENTRY_NAME): Define macros.
	(elf32_vfp11_erratum_type): New enum.
	(elf32_vfp11_erratum_list): New struct. List of veneers or jumps to
	veneers.
	(_arm_elf_section_data): Add mapsize, erratumcount, erratumlist.
	(elf32_arm_link_hash_table): Add vfp11_erratum_glue_size,
	vfp11_fix and num_vfp11_fixes fields.
	(elf32_arm_link_hash_table_create): Initialise vfp11_fix,
	vfp11_erratum_glue_size, num_vfp11_fixes fields.
	(VFP11_ERRATUM_VENEER_SIZE): Define. Size of an (ARM) veneer.
	(bfd_elf32_arm_allocate_interworking_sections): Initialise erratum
	glue section.
	(elf32_arm_section_map_add): Add an code/data mapping symbol entry
	to a section's map.
	(record_vfp11_erratum_veneer): Create a single veneer, and its
	associated symbols.
	(bfd_elf32_arm_add_glue_sections_to_bfd): Add vfp11 erratum glue.
	(bfd_elf32_arm_init_maps): Initialise mapping symbol table for input
	BFDs.
	(bfd_elf32_arm_set_vfp11_fix): Set the type of erratum workaround
	required.
	(bfd_arm_vfp11_pipe): Define VFP11 instruction pipes.
	(bfd_arm_vfp11_regno): Recode a register number from a VFP11 insn.
	(bfd_arm_vfp11_write_mask): Update write mask according to coded
	register number.
	(bfd_arm_vfp11_antidependency): New function.
	(bfd_arm_vfp11_insn_decode): Decode a VFP11 insn.
	(elf32_arm_compare_mapping): Declare.
	(bfd_elf32_arm_vfp11_erratum_scan): Scan the sections of an input
	BFD for potential erratum-triggering insns. Record results.
	(bfd_elf32_arm_vfp11_fix_veneer_locations): Find out where veneers
	and branches to veneers have been placed in virtual memory after
	layout.
	(bfd_elf32_arm_set_target_relocs): Set vfp11_fix field in global
	hash table.
	(elf32_arm_output_symbol_hook): Remove.
	(elf32_arm_write_section): Output veneers, and branches to veneers.
	Use maps from input sections, not output sections, for code
	byte-swapping.
	* elf32-ppc.c (ppc_elf_write_section): Add dummy link_info argument.
	* elf32-score.c (_bfd_score_elf_write_section): Likewise.
	* elfxx-mips.c (_bfd_mips_elf_write_section): Likewise.
	* elfxx-mips.h (_bfd_mips_elf_write_section): Likewise.

2007-01-27  H.J. Lu  <hongjiu.lu@intel.com>

	* elf64-hppa.c (elf64_bed): Defined for HPUX and Linux.
	(INCLUDED_TARGET_FILE): Removed.

2007-01-27  Mike Frysinger  <vapier@gentoo.org>

	* elf32-hppa.c (elf32_bed): Define for hpux, linux and netbsd.
	(INCLUDED_TARGET_FILE): Remove.

2007-01-25  DJ Delorie  <dj@redhat.com>

	* elf32-m32c.c (m32c_elf_howto_table): Don't complain about
	R_M32C_16 or R_M32C_24 relocs.

2007-01-25  Nick Clifton  <nickc@redhat.com>

	PR binutils/3874
	* elf32-avr.c (avr_link_hash_table): Check to make sure that the
	hash table was created by elf32_avr_link_hash_table_create before
	using it.
	(elf32_avr_link_hash_newfunc): New function.  Just pass the call
	through to _bfd_elf_link_hash_newfunc.
	(elf32_avr_link_hash_table_create): Use
	elf32_avr_link_hash_newfunc instead of
	_bfd_elf_link_hash_newfunc.
	(elf32_avr_relocate_section): Check for the hash table pointer
	being NULL.
	(elf32_avr_relax_section, avr_build_one_stub,
	elf32_avr_setup_params, get_local_syms, elf32_avr_size_stubs,
	elf32_avr_build_stubs): Likewise.

2007-01-16  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/3831
	* elf-bfd.h (bfd_elf_link_mark_dynamic_symbol): Add an
	argument, Elf_Internal_Sym *.

	* elflink.c (bfd_elf_link_mark_dynamic_symbol): Mark a data
	symbol dynamic if info->dynamic_data is TRUE.
	(bfd_elf_record_link_assignment): Updated call to
	bfd_elf_record_link_assignment.
	(_bfd_elf_merge_symbol): Likewise.  Always call
	bfd_elf_link_mark_dynamic_symbol.

2007-01-12  H.J. Lu  <hongjiu.lu@intel.com>

	* Makefile.am (BFD_LIBS): Removed.
	* Makefile.in: Regenerated.

2007-01-11  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/3631
	* Makefile.am (OFILES): Add @bfd64_libs@.
	(libbfd_la_SOURCES): Remove $(BFD64_LIBS_CFILES).
	* Makefile.in: Regenerated.

	* configure.in (bfd_libs): Replaced by ...
	(bfd64_libs): This.
	* configure: Regenerated.

2007-01-11  Nathan Sidwell  <nathan@codesourcery.com>

	* elf.c (assign_file_positions_for_load_sections): We can
	require fewer phdrs than expected.

2007-01-08  Kazu Hirata  <kazu@codesourcery.com>

	* archures.c (bfd_mach_cpu32_fido): Rename to bfd_mach_fido.
	* bfd-in2.h: Regenerate.
	* cpu-m68k.c (arch_info_struct): Use bfd_mach_fido instead of
	bfd_mach_cpu32_fido.
	(m68k_arch_features): Use fido_a instead of cpu32.
	(bfd_m68k_compatible): Reject the combination of Fido and
	ColdFire.  Accept the combination of CPU32 and Fido with a
	warning.
	* elf32-m68k.c (elf32_m68k_object_p,
	elf32_m68k_merge_private_bfd_data,
	elf32_m68k_print_private_bfd_data): Treat Fido as an
	architecture by itself.

2007-01-08  Kai Tietz	<kai.tietz@onevision.com>

	* config.bfd: Renamed target x86_64-*-mingw64 to x86_64-*-mingw*.

2007-01-05  Jakub Jelinek  <jakub@redhat.com>

	* texhex.c (first_phase): Don't fall through into the default
	case.
	(pass_over): Replace abort () calls with return FALSE.  Fix
	buffer overflow.

2007-01-04  Jie Zhang  <jie.zhang@analog.com>

	* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Don't set
	SEC_EXCLUDE on zero size .eh_frame.

For older changes see ChangeLog-2006
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