TLS support for MIPS
Thiemo Seufer
ica2_ts@csv.ica.uni-stuttgart.de
Wed Mar 2 02:07:00 GMT 2005
Daniel Jacobowitz wrote:
[snip]
> 2005-02-24 Daniel Jacobowitz <dan@codesourcery.com>
> Joseph Myers <joseph@codesourcery.com>
>
> * elfxx-mips.c (struct mips_got_entry): Add tls_type.
> (struct mips_got_info): Add tls_gotno, tls_assigned_gotno,
> and tls_ldm_offset.
> (struct mips_elf_got_per_bfd_arg): Add global_count.
> (struct mips_elf_count_tls_arg): New.
> (struct mips_elf_hash_sort_data): Update comment for min_got_dynindx.
> (struct mips_elf_link_hash_entry): Add tls_type and tls_got_offset.
> (GOT_NORMAL, GOT_TLS_GD, GOT_TLS_LDM, GOT_TLS_IE)
> (GOT_TLS_OFFSET_DONE, GOT_TLS_DONE): Define.
> (TLS_RELOC_P): Define.
> (TP_OFFSET, DTP_OFFSET): Define.
> (dtprel_base, tprel_base): New functions.
> (mips_elf_link_hash_newfunc): Initialize tls_type.
> (mips_elf_got_entry_hash, mips_elf_got_entry_eq)
> (mips_elf_multi_got_entry_hash, mips_elf_multi_got_entry_eq): Handle
> TLS entries.
> (mips_tls_got_relocs, mips_elf_count_local_tls_relocs)
> (mips_elf_count_global_tls_entries, mips_elf_count_global_tls_relocs)
> (mips_elf_output_dynamic_relocation, mips_elf_initialize_tls_slots)
> (mips_tls_got_index): New functions.
> (mips_elf_local_got_index): Add new R_SYMNDX, H, and R_TYPE
> arguments. Pass them to mips_elf_create_local_got_entry. Use
> mips_tls_got_index.
> (mips_elf_global_got_index): Add new R_TYPE and INFO arguments.
> Handle TLS entries.
> (mips_elf_got_page, mips_elf_got16_entry): Update calls to
> mips_elf_create_local_got_entry.
> (mips_elf_create_local_got_entry): Add new R_SYMNDX, H, and R_TYPE
> arguments. Handle TLS entries.
> (mips_elf_sort_hash_table_f): Add non-TLS assertions.
> (mips_elf_record_local_got_symbol): Add new TLS_FLAG argument. Handle
> TLS entries.
> (mips_elf_record_global_got_symbol): Likewise.
> (mips_elf_make_got_per_bfd): Initialize new mips_got_info members.
> Count TLS entries.
> (mips_elf_merge_gots): Handle TLS entries when merging.
> (mips_elf_initialize_tls_index): New function.
> (mips_elf_set_global_got_offset): Handle TLS entries.
> (mips_elf_adjust_gp): Handle TLS.
> (mips_elf_multi_got): Remove redundant call to
> mips_elf_resolve_final_got_entries. Initialize global_count.
> Correct a comment. Initialize new TLS members of mips_got_info.
> Assign TLS GOT indexes for new GOTs.
> (mips_elf_create_got_section): Initialize new TLS members of
> mips_got_info.
> (mips_elf_calculate_relocation): Handle TLS relocs.
> (_bfd_mips_elf_check_relocs): Likewise. Update calls to changed
> functions.
> (_bfd_mips_elf_always_size_sections): Handle TLS.
> (_bfd_mips_elf_size_dynamic_sections): Likewise.
> (_bfd_mips_elf_finish_dynamic_symbol): Likewise. Update calls to
> changed functions.
> (_bfd_mips_elf_copy_indirect_symbol): Copy tls_type.
> (_bfd_mips_elf_hide_symbol): Handle TLS.
> * elfn32-mips.c (elf_mips_howto_table_rel, elf_mips_howto_table_rela)
> (mips_reloc_map): Add TLS relocs.
> * elf32-mips.c (elf_mips_howto_table_rel, mips_reloc_map): Likewise.
> * elf64-mips.c (mips_elf64_howto_table_rel)
> (mips_elf64_howto_table_rela, mips_reloc_map): Likewise.
> * reloc.c: Define new MIPS TLS relocations.
> * libbfd.h, bfd-in2.h: Regenerated.
>
> 2005-02-24 Daniel Jacobowitz <dan@codesourcery.com>
>
> * ld-mips-elf/tlsbin-o32.s, ld-mips-elf/mips-dyn.ld,
> ld-mips-elf/tlslib-o32.got, ld-mips-elf/tlslib-o32.d,
> ld-mips-elf/tlslib-o32.s, ld-mips-elf/mips-lib.ld,
> ld-mips-elf/tlsbin-o32.got, ld-mips-elf/tlsdyn-o32.d,
> ld-mips-elf/tlsdyn-o32.got, ld-mips-elf/tlsbin-o32.d,
> ld-mips-elf/tlsdyn-o32.s, ld-mips-elf/tls-multi-got-1.got,
> ld-mips-elf/tls-multi-got-1-1.s, ld-mips-elf/tls-multi-got-1.d,
> ld-mips-elf/tls-multi-got-1.r, ld-mips-elf/tls-multi-got-1-2.s,
> ld-mips-elf/tlslib-o32-ver.got, ld-mips-elf/tlslib.ver,
> ld-mips-elf/tlslib-o32-hidden.got, ld-mips-elf/tlslib-hidden.ver,
> ld-mips-elf/tlsdyn-o32-1.d, ld-mips-elf/tlsdyn-o32-3.got,
> ld-mips-elf/tlsdyn-o32-2.d, ld-mips-elf/tlsdyn-o32-2.s,
> ld-mips-elf/tlsdyn-o32-3.d, ld-mips-elf/tlsdyn-o32-1.got,
> ld-mips-elf/tlsdyn-o32-2.got: New files.
> * ld-mips-elf/mips-elf.exp: Run the new tests.
>
> 2005-02-24 Daniel Jacobowitz <dan@codesourcery.com>
> Joseph Myers <joseph@codesourcery.com>
>
> * elf/mips.h: Define MIPS TLS relocations.
>
> 2005-02-24 Daniel Jacobowitz <dan@codesourcery.com>
> Joseph Myers <joseph@codesourcery.com>
>
> * config/tc-mips.c (percent_op): Add %tlsgd, %tlsldm, %dtprel_hi,
> %dtprel_lo, %tprel_hi, %tprel_lo, and %gottprel.
> (parse_relocation): Check for a word break after a relocation
> operator.
> (md_apply_fix3): Handle TLS relocations, and mark thread-local
> symbols.
>
> 2005-02-24 Daniel Jacobowitz <dan@codesourcery.com>
>
> * gas/mips/tls-o32.d, gas/mips/tls-o32.s, gas/mips/tls-ill.l,
> gas/mips/tls-ill.s: New files.
> * gas/mips/mips.exp: Run TLS tests.
Ok.
Thiemo
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