3 commits
Author | SHA1 | Message | Date | |
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Nick Clifton
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cf869cce62 |
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_*. |
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H.J. Lu
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851b0ff7c6 |
2008-07-11 H.J. Lu <hongjiu.lu@intel.com>
* ld-m68k/got-12.s: Removed. * ld-m68k/got-13.s: Likewise. * ld-m68k/got-14.s: Likewise. * ld-m68k/got-15.s: Likewise. * ld-m68k/got-34.s: Likewise. * ld-m68k/got-35.s: Likewise. * ld-m68k/xgot-15.s: Likewise. * ld-m68k/got-multigot-12-13-14-34-35-ok.d: Remove #source and expected relocations. * ld-m68k/got-multigot-14-ok.d: Likewise. * ld-m68k/got-negative-12-13-14-34-ok.d: Likewise. * ld-m68k/got-negative-14-ok.d: Likewise. * ld-m68k/got-single-12-ok.d: Likewise. * ld-m68k/got-xgot-12-13-14-15-34-35-ok.d: Likewise. * ld-m68k/got-xgot-15-ok.d: Likewise. * ld-m68k/got-multigot-15-er.d: Remove #source. * ld-m68k/got-negative-12-13-14-35-er.d: Likewise. * ld-m68k/got-negative-15-er.d: Likewise. * ld-m68k/got-single-13-er.d: Likewise. * ld-m68k/m68k.exp: Move GOT tests to ... * ld-m68k/m68k-got.exp: This. New. |
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Nick Clifton
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7fb9f789e3 |
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. |