* elf32-spu.c (spu_elf_auto_overlay): Add valid area below sp
[deliverable/binutils-gdb.git] / bfd / ChangeLog
index 5539be2f46496a381463062f705cbc84e5e07fb8..d096a2bface5e09cd4685d6c0fac9a5daf7efc7c 100644 (file)
@@ -1,3 +1,277 @@
+2008-06-07  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-spu.c (spu_elf_auto_overlay): Add valid area below sp
+       to stack calculation.
+
+2008-06-06  Paul Brook  <paul@codesourcery.com>
+
+       bfd/
+       * elf32-arm.c (elf32_arm_merge_private_bfd_data): Reject BE8 input.
+
+2008-06-06  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-spu.c (spu_elf_auto_overlay): Relax requirement that
+       file names be unique.  Specify archive:path in overlay script.
+
+2008-06-05  Alan Modra  <amodra@bigpond.net.au>
+
+       PR ld/6590
+       * elf64-ppc.c (ppc_build_one_stub): Correct reloc offsets.
+
+2008-06-04  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf.c (ignore_section_sym): Don't test section sym value here.
+       (elf_map_symbols): Instead check zero value here as was done prior
+       to 2006-05-26 change.
+
+2008-06-04  Nick Clifton  <nickc@redhat.com>
+
+       PR ld/6019
+       * elf32-avr.c (elf32_avr_relax_section): Handle the case where
+       there are no local symbols.
+
+2008-06-04  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-spu.c (get_sym_h): Don't attempt to read global syms.
+       (process_stubs): Likewise.
+       (discover_functions): Don't used cached symbols.
+       (maybe_insert_function): Correct condition under which function
+       array is realloc'd.
+       (mark_functions_via_relocs): Delete unused variable.
+
+2008-05-30  Frediano Ziglio  <frediano.ziglio@vodafone.com>
+           Nick Clifton  <nickc@redhat.com>
+
+       PR ld/6511
+       * elf64-hppa.c (allocate_global_data_opd): Default to using the
+       dynamic symbol table for local function names in shared libraries.
+
+2008-05-29  Jan Kratochvil  <jan.kratochvil@redhat.com>
+
+       * elf.c (assign_file_positions_for_load_sections): Adjust pre-section
+       gaps based on VMA and P_VADDR instead of LMA and P_PADDR addresses.
+
+2008-05-28  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-spu.c (spu_elf_object_p): New function.
+       (elf_backend_object_p): Define.
+       (build_stub): Correct second word of 8 byte overlay stubs.
+       (spu_elf_relocate_section): Formatting.
+
+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.
+
+2008-05-07  Bob Wilson  <bob.wilson@acm.org>
+
+       * elf32-xtensa.c (xtensa_property_section_name): New.
+       (xtensa_make_property_section): New.
+       (xtensa_get_property_section): Make static.  Do not create a new
+       section if it does not exist.
+
+2008-05-08  Alan Modra  <amodra@bigpond.net.au>
+
+       * elf32-spu.c (spu_elf_special_sections): Add "._ea".
+       (spu_elf_relocate_section): Handle relocations against symbols
+       defined in ._ea specially.
+
+2008-05-03  Daniel Jacobowitz  <dan@codesourcery.com>
+
+       * elf32-arm.c (elf32_arm_symbian_link_hash_table_create): Use
+       ARRAY_SIZE.
+       (elf32_arm_symbian_plt_sym_val): New.
+       (elf_backend_plt_sym_val): Define.
+
+2008-05-03  Alan Modra  <amodra@bigpond.net.au>
+
+       PR 2995, PR 6473
+       * elf.c (rewrite_elf_program_header): Rather than clearing
+       p_paddr_valid at end, don't set it in the first place.  Delete
+       comment no longer relevant.  When not p_paddr_valid, don't set
+       paddr from vaddr, and don't set p_vaddr_offset.
+
 2008-05-01  Cary Coutant  <ccoutant@google.com>
 
        * elf.c (bfd_elf_get_str_section): Fix memory leak caused by
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