M68K TLS support.
authorNick Clifton <nickc@redhat.com>
Tue, 3 Feb 2009 14:36:47 +0000 (14:36 +0000)
committerNick Clifton <nickc@redhat.com>
Tue, 3 Feb 2009 14:36:47 +0000 (14:36 +0000)
commitcf869cce6215e2b8cc0daeccf06ace32d3798bd6
treea272af478cf1d7d2865f5d3d933c7489a1335ee0
parentbb0a86e1a7e3e93dc41f5d64f535603a3c342aeb
    M68K TLS support.

        ld/testsuite/
        * ld-m68k/got-multigot-12-13-14-34-35-ok.d: Update.
        * ld-m68k/got-multigot-14-ok.d: Update.
        * ld-m68k/m68k-got.exp: Update.
        * ld-m68k/got-negative-12-13-14-34-ok.d: Update.
        * ld-m68k/got-negative-14-ok.d: Update.
        * ld-m68k/tls-gd-1.d, ld-m68k/tls-gd-2.d: New tests.
        * ld-m68k/tls-gd-ie-1.d, ld-m68k/tls-ie-1.d: New tests.
        * ld-m68k/tls-ld-1.d, ld-m68k/tls-ld-2.d: New tests.
        * ld-m68k/tls-ld-1.s, ld-m68k/tls-ld-2.s, ld-m68k/tls-le-1.s:
        New test sources.
        * ld-m68k/tls-no-1.s, ld-m68k/tls-gd-ie-1.s, ld-m68k/tls-gd-1.s:
        New test sources.
        * ld-m68k/tls-gd-2.s, ld-m68k/tls-ie-1.s: New test sources.
        * ld-m68k/m68k.exp: Run new tests.
        (merge isa-a isa-a:nodiv): Fix.

        gas/testsuite/
        * gas/m68k/tls-gd-3.d, gas/m68k/tls-gd-3.s: New test.
        * gas/m68k/all.exp: Run it.

        gas/
        * config/m68k-parse.h (enum pic_relocation): Add values for TLS
        relocations.
        * config/m68k-parse.y (yylex): Parse TLS relocations.
        * config/tc-m68k.c (m68k_elf_cons): New static function.
        (md_pseudo_table): Use it.
        (get_reloc_code, tc_m68k_fix_adjustable, tc_gen_reloc): Handle TLS
        relocations.
        (md_apply_fix): Fix to set thread local flag.
        (m68k_elf_suffix): New static function; helper for m68k_elf_cons.

        include/elf/
        * m68k.h: Map TLS relocations to numbers.

        bfd/
        * bfd-in2.h: Regenerate.
        * elf32-m68k.c: Handle 2-slot GOT entries.  Rename variables and
        fields from n_entries to n_slots where appropriate, update comments.
        (HOWTO): Add TLS relocations.
        (reloc_map): Map BFD_RELOC_68K_TLS_* to R_68K_TLS_*.
        (enum elf_m68k_got_offset_size): New enum.
        (struct elf_m68k_got_entry.type): Move field to ...
        (struct elf_m68k_got_entry_key): ... here.  Update all uses.
        (elf_m68k_reloc_got_type, elf_m68k_reloc_got_offset_size): New static
        functions.
        (elf_m68k_reloc_got_n_entries, elf_m68k_reloc_tls_p): New static
        functions.
        (struct elf_m68k_got): merge rel_8o_n_entries and rel_8o_16o_n_entries
        fields into n_entries array.  Update comments.
        (elf_m68k_init_got): Simplify, update all uses.
        (elf_m68k_init_got_entry_key): Handle R_68K_TLS_LDM32 reloc, update.
        (ELF_M68K_REL_8O_MAX_N_ENTRIES_IN_GOT): Adjust to handle 2-slot
        GOT entries; update name, update all uses.
        (ELF_M68K_REL_8O_16O_MAX_N_ENTRIES_IN_GOT): Ditto.
        (elf_m68k_get_got_entry): Update.
        (elf_m68k_update_got_entry_type): Rewrite to handle TLS GOT entries,
        simplify.
        (elf_m68k_remove_got_entry_type): Simplify.
        (elf_m68k_add_entry_to_got, elf_m68k_can_merge_gots_1): Update.
        (elf_m68k_can_merge_gots): Update.
        (elf_m68k_merge_gots_1, elf_m68k_merge_gots): Update.
        (struct elf_m68k_finalize_got_offsets_arg): Rewrite to handle 2-slot
        GOT entries, simplify.
        (elf_m68k_finalize_got_offsets_1, elf_m68k_finalize_got_offsets): Same.
        (struct elf_m68k_partition_multi_got_arg): Add slots_relas_diff
        field, remove obsoleted local_n_entries field.
        (elf_m68k_partition_multi_got_2): New static function.
        (elf_m68k_partition_multi_got_1, elf_m68k_partition_multi_got): Use it;
        update.
        (elf_m68k_remove_got_entry_type): Update.
        (elf_m68k_install_rela, dtpoff_base, tpoff): New static functions.
        (elf_m68k_check_relocs): Handle TLS relocations.  Remove unnecessary
        update of sgot->size and srelgot->size.
        (elf_m68k_gc_sweep_hook): Update.
        (elf_m68k_install_rela, dtpoff_base, tpoff): New static functions.
        (elf_m68k_relocate_section, elf_m68k_finish_dynamic_symbol): Handle
        TLS relocations.
        * reloc.c (BFD_RELOC_68K_TLS_*): Declare TLS relocations.
        * libbfd.h (bfd_reloc_code_real_names): Add BFD_RELOC_68K_TLS_*.
20 files changed:
bfd/ChangeLog
bfd/bfd-in2.h
bfd/elf32-m68k.c
bfd/libbfd.h
bfd/reloc.c
gas/ChangeLog
gas/config/m68k-parse.h
gas/config/m68k-parse.y
gas/config/tc-m68k.c
gas/testsuite/ChangeLog
gas/testsuite/gas/m68k/all.exp
include/elf/ChangeLog
include/elf/m68k.h
ld/testsuite/ChangeLog
ld/testsuite/ld-m68k/got-multigot-12-13-14-34-35-ok.d
ld/testsuite/ld-m68k/got-multigot-14-ok.d
ld/testsuite/ld-m68k/got-negative-12-13-14-34-ok.d
ld/testsuite/ld-m68k/got-negative-14-ok.d
ld/testsuite/ld-m68k/m68k-got.exp
ld/testsuite/ld-m68k/m68k.exp