277 lines
12 KiB
Plaintext
277 lines
12 KiB
Plaintext
2004-01-08 Dmitry Semyonov <Dmitry.Semyonov@oktet.ru>
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* coff-arm.c (coff_arm_relocate_section): Do not alter relocs that
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are not partial_inplace during a relocatable link.
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2004-01-08 Kazu Hirata <kazu@cs.umass.edu>
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* elf32-m68k.c (elf_m68k_gc_sweep_hook): Terminate early
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if no dynamic object is present. Declare r_symndx and h in an
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inner scope.
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2004-01-07 H.J. Lu <hongjiu.lu@intel.com>
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* elfxx-ia64.c (elfNN_ia64_relax_section): Don't install
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trampoline if it is known out of range.
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2004-01-06 Alexandre Oliva <aoliva@redhat.com>
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2003-12-17 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (_frv_osec_readonly_p): New.
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(_frv_emit_got_relocs_plt_entries): Don't emit rofixup for
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undefweak symbol.
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(_frv_count_got_plt_entries): Adjust expected count accordingly.
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(elf32_frv_relocate_section): Likewise. Error out if attempting
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to emit rofixups or dynamic relocs in read-only segments. Use
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_bfd_elf_section_offset to adjust r_offsets in rofixups and
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dynamic relocations.
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2003-12-12 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (elf32_frv_relocate_section): Compute dynamic
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relocations or fixups involving merged sections correctly. Avoid
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crash when undefined symbol is referenced by R_FRV_32 or
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R_FRV_FUNCDESC_VALUE.
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2003-12-02 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (elf32_frv_relocate_section): Add output_offset of
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input section holding local symbol to addend of R_FRV_32 or
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R_FRV_FUNCDESC_VALUE dynamic relocation.
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2003-11-27 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (elf32_frv_modify_segment_map): Add link info arg.
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(elf32_frv_always_size_sections): Don't store pointer to
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__stacksize symbol in sec_info.
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(elf32_frv_modify_segment_map): Look it up here.
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2003-11-26 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Emit the address
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of the lazy PLT entry, not only its offset, as the low word of a
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function descriptor.
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2003-11-10 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (elf32_frv_always_size_sections): Define __stacksize
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if a hash table entry already exists but is not a definition.
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2003-11-05 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (frv_elf_link_hash_table_create): Use bfd_zalloc.
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(_frv_add_rofixup): Don't inline.
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(_frv_emit_got_relocs_plt_entries): Use NULL as funcdesc address
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for undefweak symbols.
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(elf32_frv_relocate_section): Avoid crash while computing
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relocation when linking with shared library. Only emit rofixups
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and dynamic relocations for alloc&load sections. Mark binaries
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with inter-segment relocations for relocation as a unit.
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(_frv_create_got_section): Rename .rofixup.got to .rofixup.
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(DEFAULT_STACK_SIZE): New.
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(_frv_count_got_plt_entries): Fix thinko in deciding whether to
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emit rofixups or dynamic relocs when linking dynamic non-PIE
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executables.
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(elf32_frv_size_dynamic_sections): Generate rofixup on PIEs and
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shared libs too. Reserve the last entry for the GOT pointer.
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(elf32_frv_finish_dynamic_sections): Emit it.
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(elf32_frv_always_size_sections): New.
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(elf32_frv_modify_segment_map): New.
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(elf32_frv_check_relocs): Reserve relocs32 space only in ALLOC
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sections.
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(frv_elf_merge_private_bfd_data): Clear PIC bit if FDPIC is set.
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(frv_elf_print_private_bfd_data): Handle FDPIC and LIBPIC.
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(elf_backend_always_size_sections): New.
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(elf_backend_modify_segment_map): New.
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2003-10-31 Alexandre Oliva <aoliva@redhat.com>
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* config.bfd: Added frv-*-*linux*.
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* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Use idx 0 for
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ABS section, instead of crashing.
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(elf32_frv_relocate_section): Don't crash before warning about
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different segments in non-PIC relocation.
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2003-10-17 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (elf32_frv_relocate_section): Don't warn on LABEL24
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relocs to undefweak symbols.
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(elf32_frv_relocate_section): Ditto for undefined symbols.
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2003-10-06 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (elf32_frv_create_dynamic_sections): Make sure
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gotfixup section was created.
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2003-09-30 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (elf32_frv_howto_table): Change GOT12,
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FUNCDESC_GOT12, GOTOFF12 and FUNCDESC_GOTOFF12 to
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complain_overflow_signed.
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* elf32-frv.c (_frv_add_rofixup): Do not error out if contents
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have not been allocated.
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(_frv_emit_got_relocs_plt_entries): Return non-void. Assert
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privfd only if dynamic sections were created.
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(elf32_frv_relocate_section): Compute gprel_segment, and use it
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for GPREL relocs. When linking relocatable FDPIC executables,
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emit warnings for relocations that would be illegal on PIE or
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shared libraries. Emit rofixup for R_FRV_32 only if input object
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is not FDPIC.
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(_frv_create_got_section): Define _gp symbol in the rofixup
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section.
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(elf32_frv_finish_dynamic_sections): If rofixups needed but
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dynamic sections missing, error out requesting -melf32frvfd.
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2003-09-19 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Rearrange
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computation of addends from section and global or local symbol
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value. Change return type to bfd_boolean, and return a failure if
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a dynamic FUNCDESC or FUNCDESC_VALUE relocation that requires a
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nonzero addend is required.
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(elf32_frv_relocate_section): Likewise. Print error for
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unsupported nonzero addends.
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2003-09-18 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (FRV_SYM_LOCAL): In the absence of dynamic sections,
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force everything local.
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(_frv_emit_got_relocs_plt_entries): Cope with NULL sec.
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* elf32-frv.c (struct frv_elf_link_hash_table): Added sgotfixup.
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(frv_gotfixup_section): New.
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(FRV_SYM_LOCAL): Accept undefweak and local common symbols.
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(struct frv_pic_relocs_info): Split relocs into relocs32, relocsfd
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and relocsfdv.
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(_frv_add_rofixup): New.
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(_frv_emit_got_relocs_plt_entries): Generate fixups for non-PIE
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fdpic executables. Use FRV_SYM_LOCAL more widely to simplify and
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improve some ugly conditions.
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(elf32_frv_relocate_section): Likewise. Reject inter-segment
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relocations in fdpic.
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(_frv_create_got_section): Create .rofixup.got section.
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(struct _frv_dynamic_got_info): Added fixups.
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(_frv_count_got_plt_entries): Account in-GOT relocations into
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relocs32, relocsfd and relocsfdv. Account them into relocs or
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fixups, as appropriate.
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(elf32_frv_size_dynamic_sections): Size rofixup section. Simplify
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sizing of gotrel.
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(elf32_frv_finish_dynamic_sections): Verify that the right number
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of relocations and fixups was generated.
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(elf32_frv_check_relocs): Compute relocs32, relocsfd and
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relocsfdv.
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* elf32-frv.c (FRV_SYM_LOCAL): New macro, used instead of
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SYMBOL_CALLS_LOCAL and SYMBOL_REFERENCES_LOCAL.
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(FRV_FUNCDESC_LOCAL): New macro, used to decide whether a function
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descriptor of a (formerly-)global symbol is local.
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(struct frv_pic_relocs_info): Adjust comments.
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(_frv_emit_got_relocs_plt_entries): Adjust.
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(elf32_frv_relocate_section): Likewise.
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(_frv_count_got_plt_entries): Likewise.
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* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Don't add global
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symbol's value to addend in the common preamble. Decay dynamic
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symbols to section+offset if they bind or call locally, for GOT
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and FUNCDESC_VALUE, respectively.
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(elf32_frv_relocate_section): Likewise.
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(elf32_frv_check_relocs): Don't register as dynamic symbols of
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internal or hidden visibility.
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2003-09-17 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Get addend as
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argument, so as to not call _bfd_elf_rel_local_sym to compute it.
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(elf32_frv_relocate_section): Pass relocation addend in. Use
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original relocation addend to look up the got relocs/plt entries
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table. Do not call _bfd_elf_rel_local_sym. Don't error out when
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processing relocations that reference .scommon symbols.
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2003-09-15 Alexandre Oliva <aoliva@redhat.com>
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Introduce support for dynamic linking.
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* elf32-frv.c (R_FRV_FUNCDESC_VALUE): Mark it as 64 bits.
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(elf32_frv_rel_32_howto, elf32_frv_rel_funcdesc_howto,
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elf32_frv_rel_funcdesc_value_howto): New REL descriptors.
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(frv_reloc_type_lookup): Return REL howtos for executables and
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dynamic libraries.
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(frv_info_to_howto_rel): New.
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(struct frv_elf_link_hash_table): New.
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(frv_hash_table, frv_got_section, frv_gotrel_section,
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frv_plt_section, frv_pltrel_section, frv_relocs_info,
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frv_got_initial_offset, frv_plt_initial_offset): New macros.
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(frv_elf_link_hash_table_create): New.
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(struct frv_pic_relocs_info): New.
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(frv_pic_relocs_info_hash, frv_pic_relocs_info_eq): New.
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(frv_pic_relocs_info_find): New.
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(frv_pic_relocs_info_for_global, frv_pic_relocs_info_for_local):
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New.
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(FRV_LZPLT_BLOCK_SIZE, FRV_LZPLT_RESOLVE_LOC): New.
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(_frv_add_dyn_reloc, _frv_osec_to_segment): New.
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(_frv_emit_got_relocs_plt_entries): New.
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(elf32_frv_relocate_section): Add support for dynamic linking.
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Handle new relocations.
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(_frv_create_got_section): New.
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(elf32_frv_create_dynamic_sections): New.
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(ELF_DYNAMIC_INTERPRETER): New.
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(struct _frv_dynamic_got_info): New.
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(_frv_count_got_plt_entries): New.
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(struct _frv_dynamic_got_plt_info): New.
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(_frv_compute_got_alloc_data): New.
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(_frv_get_got_entry, _frv_get_fd_entry): New.
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(_frv_assign_got_entries, _frv_assign_plt_entries): New.
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(_frv_resolve_final_relocs_info): New.
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(elf32_frv_size_dynamic_sections): New.
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(elf32_frv_finish_dynamic_sections): New.
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(elf32_frv_adjust_dynamic_symbol): New.
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(elf32_frv_finish_dynamic_symbol): New.
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(elf32_frv_check_relocs): Handle new relocs. Explain how the
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whole thing works.
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(elf_info_to_howto_rel): Define.
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(bfd_elf32_bfd_link_hash_table_create): Define.
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(elf_backend_create_dynamic_sections): Define.
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(elf_backend_adjust_dynamic_symbol): Define.
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(elf_backend_size_dynamic_sections): Define.
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(elf_backend_finish_dynamic_symbol): Define.
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(elf_backend_finish_dynamic_sections): Define.
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(elf_backend_want_got_sym): Define.
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(elf_backend_got_header_size): Define.
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(elf_backend_want_got_plt): Define.
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(elf_backend_plt_readonly): Define.
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(elf_backend_want_plt_sym): Define.
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(elf_backend_plt_header_size): Define.
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(elf_backend_may_use_rel_p): Define.
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(elf_backend_may_use_rela_p): Define.
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(elf_backend_default_use_rela_p): Define.
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2003-08-08 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (R_FRV_FUNCDESC_VALUE, R_FRV_FUNCDESC_GOTOFF12,
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R_FRV_FUNCDESC_GOTOFFHI, R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12,
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R_FRV_GOTOFFHI, R_FRV_GOTOFFLO): New.
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(frv_reloc_map): Map the corresponding BFD relocs to them.
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(frv_reloc_type_lookup): ... and back to BFD relocs.
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* reloc.c: New relocs.
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* bfd-in2.h, libbfd.h: Rebuilt.
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2003-08-04 Alexandre Oliva <aoliva@redhat.com>
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* elf32-frv.c (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
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R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
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R_FRV_FUNCDESC_GOTLO): New.
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(frv_reloc_map): Map the corresponding BFD relocs to them.
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(frv_reloc_type_lookup): ... and back to BFD relocs.
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* reloc.c: New relocs.
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* bfd-in2.h, libbfd.h: Rebuilt.
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2004-01-05 Maciej W. Rozycki <macro@ds2.pg.gda.pl>
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* elf32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
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targets to support pages of up to 64kB.
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(elf32_bed): Redefine to get a separate backend data structure for
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traditional targets.
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* elf64-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
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targets to support pages of up to 64kB.
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(elf64_bed): Redefine to get a separate backend data structure for
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traditional targets.
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* elfn32-mips.c (ELF_MAXPAGESIZE): Redefine for traditional
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targets to support pages of up to 64kB.
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(elf32_bed): Redefine to get a separate backend data structure for
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traditional targets.
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2004-01-04 Mark Kettenis <kettenis@gnu.org>
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* elf32-sparc.c (elf32_sparc_grok_psinfo): New function.
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2004-01-02 Mark Kettenis <kettenis@gnu.org>
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* elf32-i386.c (elf_i386_grok_prstatus): Add support for FreeBSD.
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(elf_i386_grok_psinfo): Likewise.
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2004-01-02 Bernardo Innocenti <bernie@develer.com>
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* config.bfd: Add m68k-uClinux target.
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2004-01-01 Grant Edwards <grante@visi.com>
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* elflink.h (elf_gc_sections): Warn when gc-sections option is ignored.
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* elf32-h8300.c (elf32_h8_gc_mark_hook): New function.
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(elf32_h8_gc_sweep_hook): New function.
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(elf_backend_gc_mark_hook): Define.
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(elf_backend_gc_sweep_hook): Define.
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(elf_backend_can_gc_sections): Define.
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For older changes see ChangeLog-0203
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Local Variables:
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mode: change-log
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left-margin: 8
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fill-column: 74
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version-control: never
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End:
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