* elf.c (elfcore_write_register_note): New function.
[deliverable/binutils-gdb.git] / bfd / ChangeLog
index 0949d1570a6c8a9a0663c9b73beb268497cec413..f4d4c5723061c00ac09c9a13733ad1b6a0f7600a 100644 (file)
@@ -1,3 +1,185 @@
+2008-05-24  Carlos Eduardo Seo  <cseo@linux.vnet.ibm.com>
+
+       * elf.c (elfcore_write_register_note): New function.
+       * elf-bfd.h (elfcore_write_register_note): New prototype.
+
+2008-05-22  Christophe Lyon  <christophe.lyon@st.com>
+
+       * elf32-arm.c (arm_type_of_stub): Ignore STT_SECTION symbols.
+       (elf32_arm_stub_add_mapping_symbol): Remove.
+       (elf32_arm_add_stub): Don't generate mapping symbols. Change
+       prototype.
+       (elf32_arm_size_stubs): Use new elf32_arm_add_stub
+       prototype. Don't generate thumb to arm glue for calls.
+       (arm_map_one_stub): Define.
+       (elf32_arm_output_arch_local_syms): Generate mapping symbols for
+       long calls stubs.
+       
+2008-05-21  Maxim Kuvyrkov  <maxim@codesourcery.com>
+       
+       Add multi-GOT support for m68k.
+       * elf32-m68k.c (struct elf_m68k_link_hash_entry: got_entry_key,
+       glist): New fields.
+       (struct elf_m68k_got_entry_key, struct elf_m68k_got_entry,
+       struct elf_m68k_got, struct elf_m68k_bfd2got_entry,
+       struct elf_m68k_multi_got): New data structures.
+       (struct elf_m68k_link_hash_table: local_gp_p, use_neg_got_offsets_p,
+       allow_multigot_p, multi_got_): New fields.
+       (elf_m68k_multi_got): New macro.
+       (elf_m68k_link_hash_newfunc): Initialize new fields of
+       struct elf_m68k_link_hash_entry.
+       (elf_m68k_link_hash_table_create): Initialize new fields of
+       struct elf_m68k_link_hash_table.
+       (elf_m68k_link_hash_table_free): New static function implementing hook.
+       (elf_m68k_init_got, elf_m68k_clear_got, elf_m68k_create_empty_got): New
+       static functions for struct elf_m68k_got.       
+       (elf_m68k_init_got_entry_key, elf_m68k_got_entry_hash,
+       elf_m68k_got_entry_eq): New static functions for
+       struct elf_m68k_got_entry.
+       (ELF_M68K_REL_8O_MAX_N_ENTRIES_IN_GOT,
+       ELF_M68K_REL_8O_16O_MAX_N_ENTRIES_IN_GOT): New macros.
+       (enum elf_m68k_get_entry_howto): New enum.
+       (elf_m68k_get_got_entry, elf_m68k_update_got_entry_type,
+       elf_m68k_remove_got_entry_type): New static functions for
+       struct elf_m68k_got_entry.
+       (elf_m68k_add_entry_to_got): New static function.
+       (elf_m68k_bfd2got_entry_hash, elf_m68k_bfd2got_entry_eq,
+       elf_m68k_bfd2got_entry_del, elf_m68k_get_bfd2got_entry): New static
+       functions for struct elf_m68k_bfd2got_entry.
+       (struct elf_m68k_can_merge_gots_arg, elf_m68k_can_merge_gots_1,
+       elf_m68k_can_merge_gots): New traversal.
+       (struct elf_m68k_merge_gots_arg, elf_m68k_merge_gots_1,
+       elf_m68k_merge_gots): Ditto.
+       (struct elf_m68k_finalize_got_offsets_arg,
+       elf_m68k_finalize_got_offsets_1, elf_m68k_finalize_got_offsets): Ditto.
+       (struct elf_m68k_partition_multi_got_arg,
+       elf_m68k_partition_multi_got_1, elf_m68k_init_symndx2h_1,
+       elf_m68k_partition_multi_got): Ditto.
+       (elf_m68k_find_got_entry_ptr, elf_m68k_remove_got_entry): New static
+       functions.
+       (elf_m68k_copy_indirect_symbol): New static function implementing
+       a hook.
+       (elf_m68k_check_relocs): Update to add entries to multi-GOT.
+       (elf_m68k_gc_sweep_hook): Update to remove entries from multi-GOT.
+       (elf_m68k_always_size_sections): Assign BFDs to GOTs.
+       (elf_m68k_relocate_section): Update to properly handle GOT relocations.
+       (elf_m68k_finish_dynamic_symbol): Update to traverse all GOT entries
+       of a global symbol.
+       (bfd_elf_m68k_set_target_options): New function.
+       (bfd_elf32_bfd_link_hash_table_free): Define hook.
+       (bfd_elf32_bfd_final_link): Change expansion to bfd_elf_final_link
+       to skip generic calculation of GOT offsets.
+       (elf_backend_copy_indirect_symbol): Define hook.
+       * bfd-in.h (bfd_elf_m68k_set_target_options): Declare function.
+       * bfd-in2.h: Regenerate.
+
+2008-05-21  AndrĂ© Johansen  <andrejoh@gmail.com>
+
+       PR 868
+       * dwarf2.c (_bfd_dwarf2_cleanup_debug_info): Free memory allocated
+       for filenames in function tables and variable tables.
+
+2008-05-19  Alan Modra  <amodra@bigpond.net.au>
+
+       PR 2995, PR 6473
+       * elf.c (_bfd_elf_make_section_from_shdr): Leave lma equal to
+       vma when all p_paddr fields are zero and there is more than
+       one PT_LOAD header.
+
+2008-05-15  Christophe Lyon  <christophe.lyon@st.com>
+
+       Add long call support for ARM.
+       * elf32-arm.c (THM2_MAX_FWD_BRANCH_OFFSET): Define.
+       (THM2_MAX_BWD_BRANCH_OFFSET): Define.
+       (ARM_MAX_FWD_BRANCH_OFFSET): Define.
+       (ARM_MAX_BWD_BRANCH_OFFSET): Define.
+       (THM_MAX_FWD_BRANCH_OFFSET): Define.
+       (THM_MAX_BWD_BRANCH_OFFSET): Define.
+       (arm_long_branch_stub): Define.
+       (arm_pic_long_branch_stub): Define.
+       (arm_thumb_v4t_long_branch_stub): Define.
+       (arm_thumb_thumb_long_branch_stub): Define.
+       (arm_thumb_arm_v4t_long_branch_stub): Define.
+       (STUB_SUFFIX): Define.
+       (elf32_arm_stub_type): Define.
+       (elf32_arm_stub_hash_entry): Define.
+       (elf32_arm_link_hash_entry): Add stub_cache field.
+       (arm_stub_hash_lookup): Define.
+       (elf32_arm_link_hash_table): Add stub_hash_table, stub_bfd,
+       add_stub_section, layout_sections_again, stub_group, bfd_count,
+       top_index, input_list fields.
+       (elf32_arm_link_hash_newfunc): Init new field.
+       (stub_hash_newfunc): New function.
+       (elf32_arm_link_hash_table_create): Init stub_hash_table.
+       (elf32_arm_hash_table_free): New function.
+       (arm_type_of_stub): New function.
+       (elf32_arm_stub_name): New function.
+       (elf32_arm_get_stub_entry): New function.
+       (elf32_arm_stub_add_mapping_symbol): New function.
+       (elf32_arm_add_stub): New function.
+       (arm_build_one_stub): New function.
+       (arm_size_one_stub): New function.
+       (elf32_arm_setup_section_lists): New function.
+       (elf32_arm_next_input_section): New function.
+       (group_sections): New function.
+       (elf32_arm_size_stubs): New function.
+       (elf32_arm_build_stubs): New function.
+       (bfd_elf32_arm_add_glue_sections_to_bfd): Skip stub sections.
+       (bfd_elf32_arm_process_before_allocation): No longer handle
+       R_ARM_CALL and R_ARM_THM_CALL.
+       (using_thumb_only): New function.
+       (elf32_arm_final_link_relocate): Redirect calls to stub if range
+       exceeds encoding capabilities.
+       (bfd_elf32_bfd_link_hash_table_free): Define.
+       * bfd-in.h (R_ARM_max): Fix value to 130.
+       (elf32_arm_setup_section_lists): Protype.
+       (elf32_arm_next_input_section): Protype.
+       (elf32_arm_size_stubs): Protype.
+       (elf32_arm_build_stubs): Protype.
+       * bfd-in2.h: Regenerate.
+
+2008-05-14  Ulrich Weigand  <uweigand@de.ibm.com>
+
+       * elf32-ppc.c (ppc_elf_get_synthetic_symtab): Fix memset calls.
+       * elf64-ppc.c (ppc64_elf_get_synthetic_symtab): Likewise.
+
+2008-05-14  Alan Modra  <amodra@bigpond.net.au>
+
+       * Makefile.am: Run "make dep-am".
+       * Makefile.in: Regenerate.
+
+2008-05-14  Ulrich Weigand  <uweigand@de.ibm.com>
+           Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-ppc.c (section_covers_vma): New function.
+       (ppc_elf_get_synthetic_symtab): New function.
+       (bfd_elf32_get_synthetic_symtab): Define.
+       * elf64-ppc.c (section_covers_vma): New function.
+       (ppc64_elf_get_synthetic_symtab): Generate sym@plt on glink branch
+       table entries, and __glink_PLTresolve on resolver stub.
+       (ppc64_elf_build_stubs): Rename __glink sym to __glink_PLTresolve.
+
+2008-05-12  Alan Modra  <amodra@bigpond.net.au>
+
+       PR 6443
+       * elf32-ppc.c (MUST_BE_DYN_RELOC): Delete.
+       (must_be_dyn_reloc): New function.
+       (ppc_elf_check_relocs): Don't set DF_STATIC_TLS for tprel relocs
+       in pies.
+       (ppc_elf_tls_optimize): Optimise pies.
+       (ppc_elf_relocate_section): Use a section symbol rather than no
+       symbol if possible for LD->IE TLS sequence, but don't error if
+       we must use no symbol.
+       * elf64-ppc.c (MUST_BE_DYN_RELOC): As for elf32-ppc.c.
+       (must_be_dyn_reloc): Likewise.
+       (ppc64_elf_check_relocs): Likewise.
+       (ppc64_elf_tls_optimize): Likewise.
+       (ppc64_elf_relocate_section): Likewise.
+
+2008-05-12  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-spu.c (spu_elf_relocate_section): Rename is_ea to is_ea_sym.
+
 2008-05-10  Paul Pluzhnikov  <ppluzhnikov@google.com>
 
        * elfcore.h (elf_core_file_p): Warn about core truncation.
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