include/elf/ChangeLog:

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

2006-01-18  Alexandre Oliva  <aoliva@redhat.com>

	Introduce TLS descriptors for i386 and x86_64.
	* reloc.c (BFD_RELOC_386_TLS_GOTDESC, BFD_RELOC_386_TLS_DESC,
	BFD_RELOC_386_TLS_DESC_CALL, BFD_RELOC_X86_64_GOTPC32_TLSDESC,
	BFD_RELOC_X86_64_TLSDESC, BFD_RELOC_X86_64_TLSDESC_CALL): New.
	* libbfd.h, bfd-in2.h: Rebuilt.
	* elf32-i386.c (elf_howto_table): New relocations.
	(R_386_tls): Adjust.
	(elf_i386_reloc_type_lookup): Map new relocations.
	(GOT_TLS_GDESC, GOT_TLS_GD_BOTH_P): New macros.
	(GOT_TLS_GD_P, GOT_TLS_GDESC_P, GOT_TLS_GD_ANY_P): New macros.
	(struct elf_i386_link_hash_entry): Add tlsdesc_got field.
	(struct elf_i386_obj_tdata): Add local_tlsdesc_gotent field.
	(elf_i386_local_tlsdesc_gotent): New macro.
	(struct elf_i386_link_hash_table): Add sgotplt_jump_table_size.
	(elf_i386_compute_jump_table_size): New macro.
	(link_hash_newfunc): Initialize tlsdesc_got.
	(elf_i386_link_hash_table_create): Set sgotplt_jump_table_size.
	(elf_i386_tls_transition): Handle R_386_TLS_GOTDESC and
	R_386_TLS_DESC_CALL.
	(elf_i386_check_relocs): Likewise.  Allocate space for
	local_tlsdesc_gotent.
	(elf_i386_gc_sweep_hook): Handle R_386_TLS_GOTDESC and
	R_386_TLS_DESC_CALL.
	(allocate_dynrelocs): Count function PLT relocations.  Reserve
	space for TLS descriptors and relocations.
	(elf_i386_size_dynamic_sections): Reserve space for TLS
	descriptors and relocations.  Set up sgotplt_jump_table_size.
	Don't zero reloc_count in srelplt.
	(elf_i386_always_size_sections): New.  Set up _TLS_MODULE_BASE_.
	(elf_i386_relocate_section): Handle R_386_TLS_GOTDESC and
	R_386_TLS_DESC_CALL.
	(elf_i386_finish_dynamic_symbol): Use GOT_TLS_GD_ANY_P.
	(elf_backend_always_size_sections): Define.
	* elf64-x86-64.c (x86_64_elf_howto): Add R_X86_64_GOTPC32_TLSDESC,
	R_X86_64_TLSDESC, R_X86_64_TLSDESC_CALL.
	(R_X86_64_standard): Adjust.
	(x86_64_reloc_map): Map new relocs.
	(elf64_x86_64_rtype_to_howto): New, split out of...
	(elf64_x86_64_info_to_howto): ... this function, and...
	(elf64_x86_64_reloc_type_lookup): ... use it to map elf_reloc_val.
	(GOT_TLS_GDESC, GOT_TLS_GD_BOTH_P): New macros.
	(GOT_TLS_GD_P, GOT_TLS_GDESC_P, GOT_TLS_GD_ANY_P): New macros.
	(struct elf64_x86_64_link_hash_entry): Add tlsdesc_got field.
	(struct elf64_x86_64_obj_tdata): Add local_tlsdesc_gotent field.
	(elf64_x86_64_local_tlsdesc_gotent): New macro.
	(struct elf64_x86_64_link_hash_table): Add tlsdesc_plt,
	tlsdesc_got and sgotplt_jump_table_size fields.
	(elf64_x86_64_compute_jump_table_size): New macro.
	(link_hash_newfunc): Initialize tlsdesc_got.
	(elf64_x86_64_link_hash_table_create): Initialize new fields.
	(elf64_x86_64_tls_transition): Handle R_X86_64_GOTPC32_TLSDESC and
	R_X86_64_TLSDESC_CALL.
	(elf64_x86_64_check_relocs): Likewise.  Allocate space for
	local_tlsdesc_gotent.
	(elf64_x86_64_gc_sweep_hook): Handle R_X86_64_GOTPC32_TLSDESC and
	R_X86_64_TLSDESC_CALL.
	(allocate_dynrelocs): Count function PLT relocations.  Reserve
	space for TLS descriptors and relocations.
	(elf64_x86_64_size_dynamic_sections): Reserve space for TLS
	descriptors and relocations.  Set up sgotplt_jump_table_size,
	tlsdesc_plt and tlsdesc_got.  Make room for them.  Don't zero
	reloc_count in srelplt.  Add dynamic entries for DT_TLSDESC_PLT
	and DT_TLSDESC_GOT.
	(elf64_x86_64_always_size_sections): New.  Set up
	_TLS_MODULE_BASE_.
	(elf64_x86_64_relocate_section): Handle R_386_TLS_GOTDESC and
	R_386_TLS_DESC_CALL.
	(elf64_x86_64_finish_dynamic_symbol): Use GOT_TLS_GD_ANY_P.
	(elf64_x86_64_finish_dynamic_sections): Set DT_TLSDESC_PLT and
	DT_TLSDESC_GOT.  Set up TLS descriptor lazy resolver PLT entry.
	(elf_backend_always_size_sections): Define.

2006-01-17  H.J. Lu  <hongjiu.lu@intel.com>

	PR binutils/2096
	* dwarf2.c (comp_unit_contains_address): Update comment.
	(_bfd_dwarf2_find_nearest_line): Use section's vma, instead of
	lma.  Return TRUE only if both comp_unit_contains_address and
	comp_unit_find_nearest_line return TRUE.
	(_bfd_dwarf2_find_line): Use section's vma, instead of lma.

2006-01-18  Alan Modra  <amodra@bigpond.net.au>

	* elf-bfd.h (struct elf_backend_data): Add gc_mark_dynamic_ref.
	(bfd_elf_gc_mark_dynamic_ref_symbol): Declare.
	* elflink.c (bfd_elf_gc_mark_dynamic_ref_symbol): Rename from
	elf_gc_mark_dynamic_ref_symbol.  Make global.
	(bfd_elf_gc_sections): Call bed->gc_mark_dynamic_ref.
	* elfxx-target.h (elf_backend_gc_mark_dynamic_ref): Define.
	(elfNN_bed): Init new field.
	* elf64-ppc.c (elf_backend_gc_mark_dynamic_ref): Define.
	(ppc64_elf_gc_mark_dynamic_ref): New function.

2006-01-17  Alan Modra  <amodra@bigpond.net.au>

	* elf64-ppc.c (ppc64_elf_gc_mark_hook): Don't hang forever in loop.

2006-01-17  Nick Clifton  <nickc@redhat.com>

	PR binutils/2159
	* elf.c (elfcore_write_pstatus): Add ATTRIBUTE_UNUSED to unused
	parameters.

2006-01-11  Nick Clifton  <nickc@redhat.com>

	* elf32-arm.c (elf32_arm_output_symbol_hook): Install new entry
	into the newly (re)allocated map array.

2006-01-09  Alexis Wilke  <alexis_wilke@yahoo.com>

	* peXXigen.c (tbl): Add comma after "HIGH3ADJ".

2006-01-01  Jakub Jelinek  <jakub@redhat.com>

	* elf64-ppc.c (ppc64_elf_action_discarded): Return 0
	for .toc1 section.

For older changes see ChangeLog-2005
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