+2008-08-24 Alan Modra <amodra@bigpond.net.au>
+
+ * configure.in: Update a number of obsolete autoconf macros.
+ * aclocal.m4: Regenerate.
+
+2008-08-23 Andreas Schwab <schwab@suse.de>
+
+ * opncls.c (find_separate_debug_file): Use the canonical
+ absolute name of the bfd object for finding the debug file in
+ the global debugfile directory.
+
+2008-08-22 Jakub Jelinek <jakub@redhat.com>
+
+ Fix PR ld/3290 regression for cross-files DW_FORM_ref_addr relocations.
+ * elflink.c (elf_link_add_object_symbols): Make debug symbols local
+ now only for non-RELOCATABLE targets.
+
+2008-08-20 Bob Wilson <bob.wilson@acm.org>
+
+ * elf-bfd.h (elf_object_id): Add XTENSA_ELF_TDATA.
+ * elf32-xtensa.c (elf_howto_table): Add TLS relocations.
+ (elf_xtensa_reloc_type_lookup): Likewise.
+ (TCB_SIZE): Define.
+ (elf_xtensa_link_hash_entry): New.
+ (GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE, GOT_TLS_ANY): Define.
+ (elf_xtensa_hash_entry): Define.
+ (elf_xtensa_obj_tdata): New.
+ (elf_xtensa_tdata): Define.
+ (elf_xtensa_local_got_tls_type): Define.
+ (elf_xtensa_local_tlsfunc_refcounts): Define.
+ (is_xtensa_elf): Define.
+ (elf_xtensa_mkobject): New.
+ (elf_xtensa_link_hash_table): Add tlsbase field.
+ (elf_xtensa_link_hash_newfunc): New.
+ (elf_xtensa_link_hash_table_create): Use elf_xtensa_link_hash_newfunc.
+ Create an entry for "_TLS_MODULE_BASE_" and save it in tlsbase field.
+ (elf_xtensa_copy_indirect_symbol): New.
+ (elf_xtensa_check_relocs): Rewrite to handle TLS relocations.
+ (elf_xtensa_gc_sweep_hook): Likewise.
+ (elf_xtensa_allocate_dynrelocs): Optimize away GOT entries for
+ TLSDESC_FN relocations when an IE reference is seen.
+ (elf_xtensa_allocate_local_got_size): Likewise.
+ (elf_xtensa_always_size_sections): New.
+ (dtpoff_base, tpoff): New.
+ (elf_xtensa_do_reloc): Handle TLS relocations.
+ (replace_tls_insn): New.
+ (IS_XTENSA_TLS_RELOC): Define.
+ (elf_xtensa_relocate_section): Handle TLS relocations.
+ (get_indirect_call_dest_reg): New.
+ (bfd_elf32_mkobject): Define.
+ (elf_backend_always_size_sections): New.
+ (elf_backend_copy_indirect_symbol): New.
+ * reloc.c (BFD_RELOC_XTENSA_TLSDESC_FN, BFD_RELOC_XTENSA_TLSDESC_ARG)
+ (BFD_RELOC_XTENSA_TLS_DTPOFF, BFD_RELOC_XTENSA_TLS_TPOFF)
+ (BFD_RELOC_XTENSA_TLS_FUNC, BFD_RELOC_XTENSA_TLS_ARG)
+ (BFD_RELOC_XTENSA_TLS_CALL): New.
+ * bfd-in2.h: Regenerate.
+ * libbfd.h: Regenerate.
+
+2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * elfxx-mips.c (_bfd_mips_elf_copy_indirect_symbol): Copy MIPS16
+ stub information.
+
+2008-08-17 Nick Clifton <nickc@redhat.com>
+
+ * elf32-arm.c: Tidy up the code.
+ (bfd_elf32_arm_allocate_interworking_sections): Move common code
+ into...
+ (arm_allocate_glue_section_space): ... New function.
+ (bfd_elf32_arm_add_glue_sections_to_bfd): Move common code
+ into...
+ (arm_make_glue_section): ... New function.
+
+ * elfxx-mips.c (_bfd_mips_elf_check_relocs): Handle the situation
+ where the sym_hashes are not available.
+
+2008-08-17 Alan Modra <amodra@bigpond.net.au>
+
+ * bfd.c (struct _bfd): Correct outsymbols comment.
+ * bfd-in2.h: Regenerate.
+ * linker.c (bfd_generic_link_read_symbols): Renamed from..
+ (generic_link_read_symbols): ..this, and made global.
+
+2008-08-15 Alan Modra <amodra@bigpond.net.au>
+
+ PR 6526
+ * configure.in: Invoke AC_USE_SYSTEM_EXTENSIONS.
+ * Makefile.in: Regenerate.
+ * aclocal.m4: Regenerate.
+ * config.in: Regenerate.
+ * configure: Regenerate.
+
+2008-08-14 Jaka Močnik <jaka@xlab.si>
+
+ * coffgen.c (coff_find_nearest_line): Correct cached line index.
+
+2008-08-12 Alan Modra <amodra@bigpond.net.au>
+
+ * elf32-ppc.c (allocate_dynrelocs): Ignore dyn_relocs when
+ !dynamic_sections_created. Don't make symbols with got
+ references dynamic if !dynamic_sections_created.
+ * elf64-ppc.c (allocate_dynrelocs): Likewise. Alloc dynamic
+ relocs on undefined symbols.
+ (ppc64_elf_relocate_section): Allow dynamic relocs on
+ undefined symbols.
+
+2008-08-11 Alan Modra <amodra@bigpond.net.au>
+
+ * elf64-ppc.c (toc_adjusting_stub_needed): Any call via the plt
+ needs r2 valid, not just those to external syms.
+
+2008-08-09 Pedro Alves <pedro@codesourcery.com>
+
+ * archive.c (_bfd_archive_bsd_update_armap_timestamp): Cast stat
+ st_mtime to long before comparison.
+
+2008-08-08 Anatoly Sokolov <aesok@post.ru>
+
+ * archures.c (bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35,
+ bfd_mach_avr51): New.
+ * bfd-in2.h: Regenerate.
+ * cpu-avr.c (arch_info_struct): Add avr25, avr31, avr35, and avr51
+ architectures. Change comments to match architecture comments in GCC.
+ (compatible): Add test for new AVR architectures.
+ * elf32-avr.c (bfd_elf_avr_final_write_processing): Recognize
+ bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35 and bfd_mach_avr51.
+ (elf32_avr_object_p): Recognize E_AVR_MACH_AVR25, E_AVR_MACH_AVR31,
+ E_AVR_MACH_AVR35 and E_AVR_MACH_AVR51.
+
+
+2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
+ Daniel Jacobowitz <dan@codesourcery.com>
+ Catherine Moore <clm@codesourcery.com>
+ Mark Shinwell <shinwell@codesourcery.com>
+ Maxim Kuvyrkov <maxim@codesourcery.com>
+
+ * elf32-mips.c (mips_vxworks_copy_howto_rela): Replace with...
+ (elf_mips_copy_howto): ...this howto. Clear the size fields.
+ (mips_vxworks_jump_slot_howto_rela): Replace with...
+ (elf_mips_jump_slot_howto): ...this howto.
+ (bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
+ and BFD_RELOC_MIPS_JUMP_SLOT.
+ (bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
+ "R_MIPS_JUMP_SLOT".
+ (mips_elf32_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT.
+ (elf_backend_plt_readonly): Define.
+ (elf_backend_plt_sym_val): Define for non-VxWorks targets.
+ (mips_vxworks_bfd_reloc_type_lookup): Delete.
+ (mips_vxworks_bfd_reloc_name_lookup): Likewise.
+ (mips_vxworks_rtype_to_howto): Likewise.
+ (elf_backend_want_dynbss): Don't define for VxWorks.
+ (elf_backend_plt_readonly): Likewise.
+ (bfd_elf32_bfd_reloc_type_lookup): Likewise.
+ (bfd_elf32_bfd_reloc_name_lookup): Likewise.
+ (elf_backend_mips_rtype_to_howto): Likewise.
+ (elf_backend_adjust_dynamic_symbol): Likewise.
+ (elf_backend_got_symbol_offset): Don't define.
+ * elfn32-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New.
+ (bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
+ and BFD_RELOC_MIPS_JUMP_SLOT.
+ (bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
+ "R_MIPS_JUMP_SLOT".
+ (mips_elf32_n32_rtype_to_howto): Handle R_MIPS_COPY and
+ R_MIPS_JUMP_SLOT.
+ (elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly)
+ (elf_backend_plt_sym_val): Define.
+ * elf64-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New.
+ (bfd_elf64_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
+ and BFD_RELOC_MIPS_JUMP_SLOT.
+ (bfd_elf64_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
+ "R_MIPS_JUMP_SLOT".
+ (mips_elf64_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT.
+ (elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly)
+ (elf_backend_plt_sym_val): Define.
+ * elfxx-mips.h (_bfd_mips_vxworks_adjust_dynamic_symbol): Delete.
+ (_bfd_mips_elf_use_plts_and_copy_relocs, _bfd_mips_elf_init_stubs)
+ (_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): Declare.
+ * elfxx-mips.c (mips_elf_la25_stub): New structure.
+ (LA25_LUI, LA25_J, LA25_ADDIU): New macros.
+ (mips_elf_link_hash_entry): Add "la25_stubs", "has_static_relocs"
+ and "has_nonpic_branches" fields. Remove "is_relocation_target" and
+ "is_branch_target".
+ (mips_elf_link_hash_table): Add blank lines. Add
+ "use_plts_and_copy_relocs", "reserved_gotno", "strampoline",
+ "la25_stubs" and "add_stub_section" fields.
+ (mips_htab_traverse_info): New structure.
+ (PIC_OBJECT_P, MIPS_ELF_LOAD_WORD): New macros.
+ (MIPS_RESERVED_GOTNO): Delete.
+ (mips_o32_exec_plt0_entry, mips_n32_exec_plt0_entry)
+ (mips_n64_exec_plt0_entry, mips_exec_plt_entry): New tables.
+ (mips_elf_link_hash_newfunc): Update after the changes to
+ mips_elf_link_hash_entry.
+ (mips_elf_check_mips16_stubs): Replace the DATA parameter with
+ an INFO parameter. Don't look through warnings symbols here;
+ do it in mips_elf_check_symbols instead.
+ (mips_elf_create_stub_symbol): New function.
+ (mips_elf_la25_stub_hash, mips_elf_la25_stub_eq): New functions.
+ (_bfd_mips_elf_init_stubs, mips_elf_local_pic_function_p): Likewise.
+ (mips_elf_add_la25_intro, mips_elf_add_la25_trampoline): Likewise.
+ (mips_elf_add_la25_stub, mips_elf_check_symbols): New functions.
+ (mips_elf_gotplt_index): Check for VxWorks.
+ (mips_elf_output_dynamic_relocation): Take the relocation index
+ as an extra parameter. Do not increment reloc_count here.
+ (mips_elf_initialize_tls_slots): Update the calls to
+ mips_elf_output_dynamic_relocation accordingly.
+ (mips_elf_multi_got): Use htab->reserved_gotno instead of
+ MIPS_RESERVED_GOTNO.
+ (mips_elf_create_got_section): Don't allocate reserved GOT
+ entries here. Unconditionally create .got.plt, but don't
+ set its alignment here.
+ (mips_elf_relocation_needs_la25_stub): New function.
+ (mips_elf_calculate_relocation): Redirect branches and jumps to
+ a non-PIC stub if one exists. Check !h->has_static_relocs instead
+ of !htab->is_vxworks when deciding whether to create dynamic
+ relocations for R_MIPS_32, R_MIPS_REL32 and R_MIPS_64.
+ (_bfd_mips_elf_create_dynamic_sections): Unconditionally call
+ _bfd_elf_create_dynamic_sections. Unconditionally set up
+ htab->splt and htab->sdynbss. Set htab->srelplt to ".rel.plt"
+ if !htab->is_vxworks. Add non-VxWorks values of
+ htab->plt_header_size and htab->plt_entry_size.
+ (_bfd_mips_elf_check_relocs): Set pointer_equality_needed for
+ non-branch static relocations. Set has_nonpic_branches when an la25
+ stub might be required. Set can_make_dynamic_p to TRUE if R_MIPS_32,
+ R_MIPS_REL32 and R_MIPS_64 relocations can be made dynamic,
+ rather than duplicating the condition. Do not make them dynamic
+ for read-only sections in non-PIC executable objects.
+ Do not protect this code with dynobj == NULL || htab->sgot == NULL;
+ handle each group of cases separately. Add a default case that
+ sets has_static_relocs for non-GOT relocations that cannot be
+ made dynamic. Don't set is_relocation_target and is_branch_target.
+ Reject non-PIC static relocations in shared objects.
+ (_bfd_mips_vxworks_adjust_dynamic_symbol): Fold into...
+ (_bfd_mips_elf_adjust_dynamic_symbol): ...here, using
+ htab->use_plts_and_copy_relocs instead of htab->is_vxworks
+ to select PLT and copy-reloc handling. Set the alignment of
+ .plt and .got.plt when allocating the first entry. Generalize
+ code to handle REL as well as RELA sections and 64-bit as well as
+ 32-bit GOT entries. Complain if we find a static-only reloc
+ against an externally-defined symbol and if we cannot create
+ dynamic relocations for it. Allocate copy relocs using
+ mips_elf_allocate_dynamic_relocations on non-VxWorks targets.
+ Set possibly_dynamic_relocs to 0 when using PLTs or copy relocs.
+ Skip reserved .got.plt entries.
+ (_bfd_mips_elf_always_size_sections): Use mips_elf_check_symbols
+ instead of mips_elf_check_mips16_stubs to process each symbol.
+ Do the traversal for relocatable objects too.
+ (mips_elf_lay_out_got): Use htab->reserved_gotno instead of
+ MIPS_RESERVED_GOTNO.
+ (_bfd_mips_elf_size_dynamic_sections): Exclude sdynbss if it
+ is empty. Extend the DT_PLTREL, DT_JMPREL and DT_PLTRELSZ handling
+ to non-VxWorks targets. Only add DT_REL{,A}, DT_REL{,A}SZ and
+ DT_REL{,A}ENT if .rel.dyn is nonempty. Create a symbol for the
+ PLT. Allocate a nop at the end of the PLT. Allocate DT_MIPS_PLTGOT.
+ (mips_elf_create_la25_stub_info): New function.
+ (_bfd_mips_elf_finish_dynamic_symbol): Write out PLT entries
+ and copy relocs where necessary. Check pointer_equality_needed.
+ (mips_finish_exec_plt): New function.
+ (_bfd_mips_elf_finish_dynamic_sections): Always set DT_PLTGOT
+ to the beginning of htab->sgot. Use htab->reserved_gotno instead
+ of MIPS_RESERVED_GOTNO. Assert htab->use_plts_and_copy_relocs
+ instead of htab->is_vxworks for DT_PLTREL, DT_PLTRELSZ and DT_JMPREL.
+ Set DT_PLTREL to DT_REL instead of DT_RELA on non-VxWorks targets.
+ Use mips_finish_exec_plt to create non-VxWorks PLT headers. Set
+ DT_MIPS_PLTGOT.
+ (_bfd_mips_elf_copy_indirect_symbol): Copy has_static_relocs
+ from the indirect symbol to the direct symbol. Also copy
+ has_nonpic_branches for indirect symbols.
+ (_bfd_mips_elf_get_target_dtag): Handle DT_MIPS_PLTGOT and
+ DT_MIPS_RWPLT.
+ (_bfd_mips_elf_link_hash_table_create): Initialize the new
+ mips_elf_link_hash_table fields.
+ (_bfd_mips_vxworks_link_hash_table_create): Set
+ use_plts_and_copy_relocs to TRUE. Use TRUE rather than 1
+ when setting is_vxworks.
+ (_bfd_mips_elf_use_plts_and_copy_relocs): New function.
+ (_bfd_mips_elf_final_link): Call mips_elf_create_la25_stub for
+ each la25_stub.
+ (_bfd_mips_elf_merge_private_bfd_data): Treat dynamic objects
+ as PIC. Generalize message about linking PIC and non-PIC.
+ (_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): New
+ functions.
+ * reloc.c: Update comment near BFD_RELOC_MIPS_JUMP_SLOT.
+ * bfd-in2.h: Regenerated.
+
2008-08-08 Alan Modra <amodra@bigpond.net.au>
* elf.c (bfd_elf_get_elf_syms): Don't leak memory on error.
projects / deliverable / binutils-gdb.git / blobdiff