PowerPC64 ELFv2 ABI: skip global entry point code

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

2014-02-03  Sandra Loosemore  <sandra@codesourcery.com>

	* reloc.c (BFD_RELOC_NIOS2_GOT_LO, BFD_RELOC_NIOS2_GOT_HA): New.
	(BFD_RELOC_NIOS2_CALL_LO, BFD_RELOC_NIOS2_CALL_HA): New.
	* libbfd.h: Regenerated.
	* bfd-in2.h: Regenerated.
	* elf32-nios2.c (elf_nios2_howto_table_rel): Add new relocations.
	(nios2_reloc_map): Likewise.
	(GOT_USED, CALL_USED): Renamed from GOT16_USED and CALL16_USED.
	Fixed all references.
	(nios2_elf32_relocate_section): Add new relocations.
	(nios2_elf32_check_relocs): Likewise.
	(nios2_elf32_gc_sweep_hook): Likewise.

2014-02-03  Alan Modra  <amodra@gmail.com>

	* elf32-ppc.c (struct ppc_elf_link_hash_table): Add params.
	Delete emit_stub_syms, no_tls_get_addr_opt.  Update all uses.
	(ppc_elf_link_params): New function.
	(ppc_elf_create_glink): Align .glink to 64 bytes for ppc476
	workaround.
	(ppc_elf_select_plt_layout): Remove plt_style and emit_stub_syms
	parameters.  Use htab->params instead.
	(ppc_elf_tls_setup): Remove no_tls_get_addr_opt parameter.
	(ppc_elf_size_dynamic_sections): Align __glink_PLTresolve to
	64 bytes for ppc476 workaround.
	(struct ppc_elf_relax_info): New.
	(ppc_elf_relax_section): Exclude linker created sections and
	those too small to hold one instruction.  Don't add another
	branch 	around trampolines on later relax passes.  Don't
	generate trampolines for undefined symbols when !relocatable,
	nor for plugin symbols.  Allocate space for ppc476 workaround
	patch area.  Free fixups on error return path.
	(ppc_elf_relocate_section): Handle ppc476 workaround patching.
	* elf32-ppc.h (struct ppc_elf_params): New.
	(ppc_elf_select_plt_layout, ppc_elf_tls_setup): Update prototype.
	(ppc_elf_link_params): Declare.
	* section.c (SEC_INFO_TYPE_TARGET): Define.
	* bfd-in2.h: Regenerate.

2014-02-02  Sandra Loosemore  <sandra@codesourcery.com>

	* elf32-nios2.c (struct elf32_nios2_link_hash_table): Add
	h_gp_got field.
	(nios2_elf32_relocate_section): Use got_base to adjust
	GOT-pointer-relative relocations relative to _gp_got.
	(create_got_section): Create _gp_got symbol.
	(nios2_elf32_finish_dynamic_symbol): Make _gp_got absolute.
	(nios2_elf32_size_dynamic_sections): Set _gp_got offset.

2014-01-30  Sandra Loosemore  <sandra@codesourcery.com>

	* bfd-in2.h: Update from reloc.c.
	* elf32-nios2.c: Include elf32-nios2.h.
	(elf_nios2_howto_table_rel): Add entry for R_NIOS2_CALL26_NOAT.
	(nios2_reloc_map): Likewise.
	(enum elf32_nios2_stub_type): Declare.
	(struct elf32_nios2_stub_hash_entry): Declare.
	(nios2_stub_hash_entry, nios2_stub_hash_lookup): New macros.
	(struct elf32_nios2_link_hash_entry): Add hsh_cache field.
	(struct elf32_nios2_link_hash_table): Add new fields bstab,
	stub_bfd, add_stub_section, layout_sections_again, stub_group,
	bfd_count, top_index, input_list, all_local_syms.
	(nios2_call26_stub_entry): New.
	(nios2_elf32_install_imm16): Move up in file.
	(nios2_elf32_install_data): Move up in file.
	(hiadj): Move up in file.
	(stub_hash_newfunc): New.
	(link_hash_newfunc): Initialize hsh_cache field.
	(STUB_SUFFIX): New.
	(nios2_stub_name): New.
	(nios2_get_stub_entry): New.
	(nios2_add_stub): New.
	(nios2_elf32_setup_section_lists): New.
	(nios2_elf32_next_input_section): New.
	(CALL26_SEGMENT): New.
	(MAX_STUB_SECTION_SIZE): New.
	(group_sections): New.
	(nios2_type_of_stub): New.
	(nios2_build_one_stub): New.
	(nios2_size_one_stub): New.
	(get_local_syms): New.
	(nios2_elf32_size_stubs): New.
	(nios2_elf32_build_stubs): New.
	(nios2_elf32_do_call26_relocate): Correct CALL26 overflow test.
	(nios2_elf32_relocate_section): Handle R_NIOS2_CALL26_NOAT.  Add
	trampolines for R_NIOS2_CALL26 stubs.
	(nios2_elf32_check_relocs): Handle R_NIOS2_CALL26_NOAT.
	(nios2_elf32_gc_sweep_hook): Likewise.
	(nios2_elf32_link_hash_table_create): Initialize the stub hash table.
	(nios2_elf32_link_hash_table_free): New.
	(bfd_elf32_bfd_link_hash_table_free): Define.
	* elf32-nios2.h: New file.
	* libbfd.h: Update from reloc.c.
	* reloc.c (BFD_RELOC_NIOS2_CALL26_NOAT): New.

2014-01-29  Nick Clifton  <nickc@redhat.com>

	PR binutils/16318
	* elf32-metag.c (elf_metag_post_process_headers): Call
	_bfd_elf_post_process_headers.
	* elf32-sh64.c (sh64_elf_copy_private_data): Call
	_bfd_elf_copy_private_data.
	* elf64-sh64.c (sh_elf64_copy_private_data_internal): Likewise.

2014-01-29  Nick Clifton  <nickc@redhat.com>

	* bfd-in.h (bfd_set_section_vma): Delete.
	(bfd_set_section_alignment): Delete.
	(bfd_set_section_userdata): Delete.
	(bfd_set_cacheable): Delete.
	* bfd.c (bfd_set_cacheable): New static inline function.
	* section.c (bfd_set_section_userdata): Likewise.
	(bfd_set_section_vma): Likewise.
	(bfd_set_section_alignment): Likewise.
	* bfd-in2.h: Regenerate.

2014-01-28  Nick Clifton  <nickc@redhat.com>

	* dwarf2.c (find_abstract_instance_name): For DW_FORM_ref_addr
	attributes select the CU containing the abbreviation, which may not
	be the current CU.

2014-01-24  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (ppc_build_one_stub): Correct reloc count passed
	to get_relocs for ELFv2.

2014-01-23  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/16498
	* elf.c (_bfd_elf_map_sections_to_segments): Issue a linker error
	if TLS sections are not adjacent.

2014-01-22  Alan Modra  <amodra@gmail.com>

	* elflink.c (elf_link_add_object_symbols): Call minfo for --as-needed.

2014-01-22  Alan Modra  <amodra@gmail.com>

	* elf64-ppc.c (STK_LINKER): Comment typo fix.

2014-01-21  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/16467
	* elflink.c (_bfd_elf_merge_symbol): When types of the existing
	regular default symbol definition and the versioned dynamic
	symbol definition mismatch, skip the default symbol definition
	if one of them is IFUNC.

2014-01-21  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/2404
	* elflink.c (_bfd_elf_merge_symbol): Don't check info->shared,
	info->export_dynamic nor h->ref_dynamic for type mismatch when
	adding the default version.

2014-01-16  Alan Modra  <amodra@gmail.com>

	* elfxx-mips.c (mips_elf_record_got_page_entry): Pass in a
	mips_elf_traverse_got_arg* rather than mips_got_info*.
	Adjust caller.  Alloc on output_bfd rather than symbol section
	owner.

2014-01-15  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_allocate_dynrelocs): Revert the last
	change.
	* elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.

2014-01-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/16428
	* elf32-i386.c (elf_i386_allocate_dynrelocs): Don't discard relocs
	against __ehdr_start.
	* elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.

2014-01-14  H.J. Lu  <hongjiu.lu@intel.com>

	* elf32-i386.c (elf_i386_allocate_dynrelocs): Revert the last
	change.
	* elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.

2014-01-14  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/16428
	* elf32-i386.c (elf_i386_allocate_dynrelocs): Don't update reloc
	count if there are any non pc-relative relocs.
	* elf64-x86-64.c (elf_x86_64_allocate_dynrelocs): Likewise.

2014-01-14  Michael Hudson-Doyle  <michael.hudson@linaro.org>
	    Kugan Vivekanandarajah  <kugan.vivekanandarajah@linaro.org>

	* elfnn-aarch64.c (elfNN_aarch64_final_link_relocate): Use correct
	offset while calculating relocation address.
	(elfNN_aarch64_create_small_pltn_entry): Likewise.
	(elfNN_aarch64_init_small_plt0_entry): Likewise.

2014-01-13  Ma Jiang  <ma.jiang@zte.com.cn>

	PR ld/16202
	* elf32-arm.c (elf32_arm_final_link_relocate): Refetch addends for
	R_ARM_ABS8 and R_ARM_ABS16.

2014-01-13  Alan Modra  <amodra@gmail.com>

	* elf32-ppc.c (ppc_elf_check_relocs): For @local call to ifunc,
	error when shared and force a plt call otherwise.
	(ppc_elf_size_dynamic_sections): Don't emit DT_PPC_GOT unless
	plt_type == PLT_NEW.
	(ppc_elf_relocate_section): Add missing test to resolve ifuncs to
	the appropriate call stub.

2014-01-10  Alan Modra  <amodra@gmail.com>

	PR ld/14207
	PR ld/16322
	PR binutils/16323
	* elf.c (assign_file_positions_for_load_sections): Revert last change.
	(assign_file_positions_for_non_load_sections): When setting up
	PT_GNU_RELRO header, don't require a corresponding PT_LOAD
	header that completely covers the relro region.

2014-01-09  Tristan Gingold  <gingold@adacore.com>

	* coff-rs6000.c (rs6000coff_vec, pmac_xcoff_vec): use jump
	table macros and add macros to initializa the structure.

2014-01-08  H.J. Lu  <hongjiu.lu@intel.com>

	PR ld/14207
	PR ld/16322
	PR binutils/16323
	* elf.c (_bfd_elf_map_sections_to_segments): Don't check section
	size for PT_GNU_RELRO segment.
	(assign_file_positions_for_load_sections): If PT_LOAD segment
	doesn't fit PT_GNU_RELRO segment, adjust its p_filesz and p_memsz.

2014-01-07  Tom Tromey  <tromey@redhat.com>

	* elf32-xtensa.c (vsprint_msg): Don't use old VA_* compatibility
	wrappers.

2014-01-03  Nick Clifton  <nickc@redhat.com>

	PR binutils/16199
	* elf.c (vma_page_aligned_bias): Handle a maxpagesize value of
	zero.

2014-01-02  Yuanhui Zhang  <asmwarrior@gmail.com>

	PR binutils/14289
	* pef.c (bfd_pef_xlib_read_header): Increase buffer size to 80.

2014-01-02  Nick Clifton  <nickc@redhat.com>

	PR binutils/11983
	* archive.c (_bfd_get_elt_at_filepos): Store a copy of the
	filename in the bfd's filename field.
	* elfcode.h (bfd_from_remote_memory): Likewise.
	* ieee.c (ieee_object_p): Likewise.
	* mach-o.c (bfd_mach_o_fat_member_init): Likewise.
	* oasys.c (oasys_openr_next_archived_file): Likewise.
	* vms-lib.c (_bfd_vms_lib_get_module): Likewise.
	* opncls.c (bfd_fopen): Likewise.
	(bfd_openstreamr): Likewise.
	(bfd_openr_iovec): Likewise.
	(bfd_openw): Likewise.
	(bfd_create): Likewise.
	(_bfd_delete_bfd): Free filename.

For older changes see ChangeLog-2013
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