Multi-GOT support for m68k.
bfd/
* 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.
ld/
* configure.in (--enable-got): New option. Handle it.
* configure: Regenerate.
* config.in: Regenerate.
* emultempl/m68kelf.em: (got_handling_target_default): New shell
variable.
(GOT_HANDLING_TARGET_DEFAULT): New macro.
(GOT_HANDLING_DEFAULT): New macro. Initialize it from configure
option if one was given.
(got_handling): New static variable.
(elf_m68k_create_output_section_statements): New static function
implementing hook.
(PARSE_AND_LIST_PROLOGUE): Define shell variable.
(OPTION_GOT): New macro.
(PARSE_AND_LIST_LONGOPTS): Define shell variable. Specify
--got option.
(got): New linker option.
(PARSE_AND_LIST_OPTIONS): Define shell variable. Print help string
for --got option.
(PARSE_AND_LIST_ARGS_CASES): Define shell variable. Handle --got
option.
* ld.texinfo: Document --got=<type> option.
* gen-doc.texi: Add M68K.
* NEWS: Mention the new feature.
ld/testsuite/
* ld-m68k/got-12.s: New file.
* ld-m68k/got-13.s: New file.
* ld-m68k/got-14.s: New file.
* ld-m68k/got-15.s: New file.
* ld-m68k/got-34.s: New file.
* ld-m68k/got-35.s: New file.
* ld-m68k/got-single-12-ok.d: New dump test.
* ld-m68k/got-single-13-er.d: New dump test.
* ld-m68k/got-negative-14-ok.d: New dump test.
* ld-m68k/got-negative-15-er.d: New dump test.
* ld-m68k/got-negative-12-13-14-34-ok.d: New dump test.
* ld-m68k/got-negative-12-13-14-35-er.d: New dump test.
* ld-m68k/got-multigot-14-ok.d: New dump test.
* ld-m68k/got-multigot-15-er.d: New dump test.
* ld-m68k/got-multigot-12-13-14-34-35-ok.d: New dump test.
* ld-m68k/xgot-15.s: New source.
* ld-m68k/got-xgot-15-ok.d: New test.
* ld-m68k/got-xgot-12-13-14-15-34-35-ok.d: New test.
* ld-m68k/m68k.exp: Run new tests.
2008-05-21 20:01:37 +08:00
|
|
|
#as: -mcpu=5206
|
2017-08-06 20:34:25 +08:00
|
|
|
#ld: -shared --got=negative --hash-style=sysv
|
Multi-GOT support for m68k.
bfd/
* 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.
ld/
* configure.in (--enable-got): New option. Handle it.
* configure: Regenerate.
* config.in: Regenerate.
* emultempl/m68kelf.em: (got_handling_target_default): New shell
variable.
(GOT_HANDLING_TARGET_DEFAULT): New macro.
(GOT_HANDLING_DEFAULT): New macro. Initialize it from configure
option if one was given.
(got_handling): New static variable.
(elf_m68k_create_output_section_statements): New static function
implementing hook.
(PARSE_AND_LIST_PROLOGUE): Define shell variable.
(OPTION_GOT): New macro.
(PARSE_AND_LIST_LONGOPTS): Define shell variable. Specify
--got option.
(got): New linker option.
(PARSE_AND_LIST_OPTIONS): Define shell variable. Print help string
for --got option.
(PARSE_AND_LIST_ARGS_CASES): Define shell variable. Handle --got
option.
* ld.texinfo: Document --got=<type> option.
* gen-doc.texi: Add M68K.
* NEWS: Mention the new feature.
ld/testsuite/
* ld-m68k/got-12.s: New file.
* ld-m68k/got-13.s: New file.
* ld-m68k/got-14.s: New file.
* ld-m68k/got-15.s: New file.
* ld-m68k/got-34.s: New file.
* ld-m68k/got-35.s: New file.
* ld-m68k/got-single-12-ok.d: New dump test.
* ld-m68k/got-single-13-er.d: New dump test.
* ld-m68k/got-negative-14-ok.d: New dump test.
* ld-m68k/got-negative-15-er.d: New dump test.
* ld-m68k/got-negative-12-13-14-34-ok.d: New dump test.
* ld-m68k/got-negative-12-13-14-35-er.d: New dump test.
* ld-m68k/got-multigot-14-ok.d: New dump test.
* ld-m68k/got-multigot-15-er.d: New dump test.
* ld-m68k/got-multigot-12-13-14-34-35-ok.d: New dump test.
* ld-m68k/xgot-15.s: New source.
* ld-m68k/got-xgot-15-ok.d: New test.
* ld-m68k/got-xgot-12-13-14-15-34-35-ok.d: New test.
* ld-m68k/m68k.exp: Run new tests.
2008-05-21 20:01:37 +08:00
|
|
|
#readelf: -d -r
|
|
|
|
|
|
|
|
|
|
Dynamic section at offset .* contains 9 entries:
|
|
|
|
|
Tag Type Name/Value
|
|
|
|
|
0x00000004 \(HASH\) 0x[0-9a-f]+
|
|
|
|
|
0x00000005 \(STRTAB\) 0x[0-9a-f]+
|
|
|
|
|
0x00000006 \(SYMTAB\) 0x[0-9a-f]+
|
|
|
|
|
0x0000000a \(STRSZ\) [0-9]+ \(bytes\)
|
|
|
|
|
0x0000000b \(SYMENT\) 16 \(bytes\)
|
|
|
|
|
0x00000007 \(RELA\) 0x[0-9a-f]+
|
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_*.
2009-02-03 22:36:47 +08:00
|
|
|
0x00000008 \(RELASZ\) 196584 \(bytes\)
|
Multi-GOT support for m68k.
bfd/
* 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.
ld/
* configure.in (--enable-got): New option. Handle it.
* configure: Regenerate.
* config.in: Regenerate.
* emultempl/m68kelf.em: (got_handling_target_default): New shell
variable.
(GOT_HANDLING_TARGET_DEFAULT): New macro.
(GOT_HANDLING_DEFAULT): New macro. Initialize it from configure
option if one was given.
(got_handling): New static variable.
(elf_m68k_create_output_section_statements): New static function
implementing hook.
(PARSE_AND_LIST_PROLOGUE): Define shell variable.
(OPTION_GOT): New macro.
(PARSE_AND_LIST_LONGOPTS): Define shell variable. Specify
--got option.
(got): New linker option.
(PARSE_AND_LIST_OPTIONS): Define shell variable. Print help string
for --got option.
(PARSE_AND_LIST_ARGS_CASES): Define shell variable. Handle --got
option.
* ld.texinfo: Document --got=<type> option.
* gen-doc.texi: Add M68K.
* NEWS: Mention the new feature.
ld/testsuite/
* ld-m68k/got-12.s: New file.
* ld-m68k/got-13.s: New file.
* ld-m68k/got-14.s: New file.
* ld-m68k/got-15.s: New file.
* ld-m68k/got-34.s: New file.
* ld-m68k/got-35.s: New file.
* ld-m68k/got-single-12-ok.d: New dump test.
* ld-m68k/got-single-13-er.d: New dump test.
* ld-m68k/got-negative-14-ok.d: New dump test.
* ld-m68k/got-negative-15-er.d: New dump test.
* ld-m68k/got-negative-12-13-14-34-ok.d: New dump test.
* ld-m68k/got-negative-12-13-14-35-er.d: New dump test.
* ld-m68k/got-multigot-14-ok.d: New dump test.
* ld-m68k/got-multigot-15-er.d: New dump test.
* ld-m68k/got-multigot-12-13-14-34-35-ok.d: New dump test.
* ld-m68k/xgot-15.s: New source.
* ld-m68k/got-xgot-15-ok.d: New test.
* ld-m68k/got-xgot-12-13-14-15-34-35-ok.d: New test.
* ld-m68k/m68k.exp: Run new tests.
2008-05-21 20:01:37 +08:00
|
|
|
0x00000009 \(RELAENT\) 12 \(bytes\)
|
|
|
|
|
0x00000000 \(NULL\) 0x0
|
|
|
|
|
|
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_*.
2009-02-03 22:36:47 +08:00
|
|
|
Relocation section '\.rela\.dyn' at offset 0x[0-9a-f]+ contains 16382 entries:
|
Multi-GOT support for m68k.
bfd/
* 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.
ld/
* configure.in (--enable-got): New option. Handle it.
* configure: Regenerate.
* config.in: Regenerate.
* emultempl/m68kelf.em: (got_handling_target_default): New shell
variable.
(GOT_HANDLING_TARGET_DEFAULT): New macro.
(GOT_HANDLING_DEFAULT): New macro. Initialize it from configure
option if one was given.
(got_handling): New static variable.
(elf_m68k_create_output_section_statements): New static function
implementing hook.
(PARSE_AND_LIST_PROLOGUE): Define shell variable.
(OPTION_GOT): New macro.
(PARSE_AND_LIST_LONGOPTS): Define shell variable. Specify
--got option.
(got): New linker option.
(PARSE_AND_LIST_OPTIONS): Define shell variable. Print help string
for --got option.
(PARSE_AND_LIST_ARGS_CASES): Define shell variable. Handle --got
option.
* ld.texinfo: Document --got=<type> option.
* gen-doc.texi: Add M68K.
* NEWS: Mention the new feature.
ld/testsuite/
* ld-m68k/got-12.s: New file.
* ld-m68k/got-13.s: New file.
* ld-m68k/got-14.s: New file.
* ld-m68k/got-15.s: New file.
* ld-m68k/got-34.s: New file.
* ld-m68k/got-35.s: New file.
* ld-m68k/got-single-12-ok.d: New dump test.
* ld-m68k/got-single-13-er.d: New dump test.
* ld-m68k/got-negative-14-ok.d: New dump test.
* ld-m68k/got-negative-15-er.d: New dump test.
* ld-m68k/got-negative-12-13-14-34-ok.d: New dump test.
* ld-m68k/got-negative-12-13-14-35-er.d: New dump test.
* ld-m68k/got-multigot-14-ok.d: New dump test.
* ld-m68k/got-multigot-15-er.d: New dump test.
* ld-m68k/got-multigot-12-13-14-34-35-ok.d: New dump test.
* ld-m68k/xgot-15.s: New source.
* ld-m68k/got-xgot-15-ok.d: New test.
* ld-m68k/got-xgot-12-13-14-15-34-35-ok.d: New test.
* ld-m68k/m68k.exp: Run new tests.
2008-05-21 20:01:37 +08:00
|
|
|
Offset Info Type Sym.Value Sym. Name \+ Addend
|
