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13ae64f3c7
for symbols from SHF_TLS section.
(_bfd_elf_print_private_bfd_data): Add PT_TLS.
(elf_fake_sections): Set SHF_TLS for SEC_THREAD_LOCAL sections.
(map_sections_to_segments): Build PT_TLS segment if necessary.
(assign_file_positions_for_segments): Likewise.
(get_program_header_size): Account for PT_TLS segment.
(swap_out_syms): Set type of BSF_THREAD_LOCAL symbols and symbols from
SEC_THREAD_LOCAL sections to STT_TLS.
* reloc.c: Add 386 and IA-64 TLS relocs.
* section.c (SEC_THREAD_LOCAL): Define.
(SEC_CONSTRUCTOR_TEXT, SEC_CONSTRUCTOR_DATA, SEC_CONSTRUCTOR_BSS):
Remove.
* elflink.h (elf_link_add_object_symbols): Support .tcommon.
(size_dynamic_sections): If DF_STATIC_TLS, set DF_FLAGS
unconditionally.
(struct elf_final_link_info): Add first_tls_sec.
(elf_bfd_final_link): Set first_tls_sec.
Compute elf_hash_table (info)->tls_segment.
(elf_link_output_extsym): Handle STT_TLS symbols.
(elf_link_input_bfd): Likewise.
* syms.c (BSF_THREAD_LOCAL): Define.
* bfd-in2.h: Rebuilt.
* libbfd.h: Rebuilt.
* elf32-i386.c (elf_i386_tls_transition, dtpoff_base, tpoff,
elf_i386_mkobject, elf_i386_object_p): New functions.
(elf_howto_table): Add TLS relocs.
(elf_i386_reloc_type_lookup): Support TLS relocs.
(elf_i386_info_to_howto_rel): Likewise.
(struct elf_i386_link_hash_entry): Add tls_type.
(struct elf_i386_obj_tdata): New.
(elf_i386_hash_entry, elf_i386_tdata, elf_i386_local_got_tls_type):
New macros.
(struct elf_i386_link_hash_table): Add tls_ldm_got.
(link_hash_newfunc): Clear tls_type.
(elf_i386_check_relocs): Support TLS relocs.
(elf_i386_gc_sweep_hook): Likewise.
(allocate_dynrelocs): Likewise.
(elf_i386_size_dynamic_sections): Likewise.
(elf_i386_relocate_section): Likewise.
(elf_i386_finish_dynamic_symbol): Likewise.
(bfd_elf32_mkobject, elf_backend_object_p): Define.
* elfxx-ia64.c (struct elfNN_ia64_dyn_sym_info): Add tprel_offset,
dtpmod_offset, dtprel_offset, tprel_done, dtpmod_done, dtprel_done,
want_tprel, want_dtpmod, want_dtprel.
(elfNN_ia64_tprel_base, elfNN_ia64_dtprel_base): New functions.
(ia64_howto_table): Add TLS relocs, rename R_IA64_LTOFF_TP22 to
R_IA64_LTOFF_TPREL22.
(elf_code_to_howto_index): Add TLS relocs.
(elfNN_ia64_check_relocs): Support TLS relocs.
(allocate_global_data_got): Account for TLS .got data.
(allocate_dynrel_entries): Account for TLS dynamic relocations.
(elfNN_ia64_install_value): Supprt TLS relocs.
(set_got_entry): Support TLS relocs.
(elfNN_ia64_relocate_section): Likewise.
* config/obj-elf.c (elf_common): Renamed from obj_elf_common.
(obj_elf_common): Call elf_common.
(obj_elf_tls_common): New function.
(elf_pseudo_tab): Support .tls_common.
(special_sections): Add .tdata and .tbss.
(obj_elf_change_section): Set SEC_THREAD_LOCAL for SHF_TLS
sections.
(obj_elf_parse_section_letters): Support T in section flags (SHF_TLS).
(obj_elf_parse_section_letters): Include T in error message.
* config/tc-ppc.c (ppc_section_letter): Likewise.
* config/tc-alpha.c (alpha_elf_section_letter): Likewise.
(tc_gen_reloc): Handle SEC_THREAD_LOCAL the same way as
SEC_MERGE.
* config/tc-sparc.c (md_apply_fix3): Likewise.
* config/tc-i386.c (tc_i386_fix_adjustable): Add TLS relocs.
Define them if not BFD_ASSEMBLER.
(lex_got): Support @TLSGD, @TLSLDM, @GOTTPOFF, @TPOFF, @DTPOFF
and @NTPOFF.
(md_apply_fix3): Add TLS relocs.
* config/tc-ia64.c (enum reloc_func): Add FUNC_DTP_MODULE,
FUNC_DTP_RELATIVE, FUNC_TP_RELATIVE, FUNC_LT_DTP_MODULE,
FUNC_LT_DTP_RELATIVE, FUNC_LT_TP_RELATIVE.
(pseudo_func): Support @dtpmod(), @dtprel() and @tprel().
(ia64_elf_section_letter): Include T in error message.
(md_begin): Support TLS operators.
(md_operand): Likewise.
(ia64_gen_real_reloc_type): Support TLS relocs.
* testsuite/gas/i386/tlspic.s: New file.
* testsuite/gas/i386/tlsd.s: New file.
* testsuite/gas/i386/tlsnopic.s: New file.
* testsuite/gas/i386/tlsd.d: New file.
* testsuite/gas/i386/tlsnopic.d: New file.
* testsuite/gas/i386/tlspic.d: New file.
* testsuite/gas/i386/i386.exp: Add tlsd, tlsnopic and tlspic tests.
* testsuite/gas/ia64/tls.s: New file.
* testsuite/gas/ia64/tls.d: New file.
* testsuite/gas/ia64/ia64.exp: Add tls test.
* write.c (adjust_reloc_syms): Don't change symbols in
SEC_THREAD_LOCAL sections to STT_SECTION + addend.
* elf/common.h (PT_TLS, SHF_TLS, STT_TLS, DF_STATIC_TLS): Define.
* elf/ia64.h (R_IA64_LTOFF_TPREL22): Renamed from R_IA64_LTOFF_TP22.
* elf/i386.h: Add TLS relocs.
* scripttempl/elf.sc: Add .rel{,a}.t{bss,data}, .tdata and .tbss.
* ldlang.c (lang_add_section): Set SEC_THREAD_LOCAL for
output section if necessary. Handle .tbss.
(lang_size_sections): Clear _raw_size for .tbss section
(it allocates space in PT_TLS segment only).
* ldwrite.c (build_link_order): Build link order for .tbss too.
* readelf.c (get_segment_type): Add PT_TLS.
(get_elf_section_flags): Add SHF_TLS.
(get_dynamic_flags): Optimize. Add DF_STATIC_TLS.
(process_dynamic_segment): Use puts instead of printf.
(get_symbol_type): Support STT_TLS.
* objdump.c (dump_section_header): Remove SEC_CONSTRUCTOR_TEXT,
SEC_CONSTRUCTOR_DATA, SEC_CONSTRUCTOR_BSS.
Add SEC_THREAD_LOCAL.
68 lines
2.8 KiB
C
68 lines
2.8 KiB
C
/* ix86 ELF support for BFD.
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Copyright 1998, 1999, 2000 Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software Foundation,
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Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#ifndef _ELF_I386_H
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#define _ELF_I386_H
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#include "elf/reloc-macros.h"
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START_RELOC_NUMBERS (elf_i386_reloc_type)
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RELOC_NUMBER (R_386_NONE, 0) /* No reloc */
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RELOC_NUMBER (R_386_32, 1) /* Direct 32 bit */
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RELOC_NUMBER (R_386_PC32, 2) /* PC relative 32 bit */
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RELOC_NUMBER (R_386_GOT32, 3) /* 32 bit GOT entry */
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RELOC_NUMBER (R_386_PLT32, 4) /* 32 bit PLT address */
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RELOC_NUMBER (R_386_COPY, 5) /* Copy symbol at runtime */
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RELOC_NUMBER (R_386_GLOB_DAT, 6) /* Create GOT entry */
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RELOC_NUMBER (R_386_JUMP_SLOT, 7) /* Create PLT entry */
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RELOC_NUMBER (R_386_RELATIVE, 8) /* Adjust by program base */
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RELOC_NUMBER (R_386_GOTOFF, 9) /* 32 bit offset to GOT */
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RELOC_NUMBER (R_386_GOTPC, 10) /* 32 bit PC relative offset to GOT */
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RELOC_NUMBER (R_386_32PLT, 11) /* Used by Sun */
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FAKE_RELOC (FIRST_INVALID_RELOC, 12)
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FAKE_RELOC (LAST_INVALID_RELOC, 16)
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RELOC_NUMBER (R_386_TLS_LE, 17)
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RELOC_NUMBER (R_386_TLS_GD, 18)
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RELOC_NUMBER (R_386_TLS_LDM, 19)
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RELOC_NUMBER (R_386_16, 20)
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RELOC_NUMBER (R_386_PC16, 21)
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RELOC_NUMBER (R_386_8, 22)
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RELOC_NUMBER (R_386_PC8, 23)
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RELOC_NUMBER (R_386_TLS_GD_32, 24)
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RELOC_NUMBER (R_386_TLS_GD_PUSH, 25)
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RELOC_NUMBER (R_386_TLS_GD_CALL, 26)
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RELOC_NUMBER (R_386_TLS_GD_POP, 27)
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RELOC_NUMBER (R_386_TLS_LDM_32, 28)
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RELOC_NUMBER (R_386_TLS_LDM_PUSH, 29)
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RELOC_NUMBER (R_386_TLS_LDM_CALL, 30)
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RELOC_NUMBER (R_386_TLS_LDM_POP, 31)
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RELOC_NUMBER (R_386_TLS_LDO_32, 32)
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RELOC_NUMBER (R_386_TLS_IE_32, 33)
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RELOC_NUMBER (R_386_TLS_LE_32, 34)
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RELOC_NUMBER (R_386_TLS_DTPMOD32, 35)
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RELOC_NUMBER (R_386_TLS_DTPOFF32, 36)
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RELOC_NUMBER (R_386_TLS_TPOFF32, 37)
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/* These are GNU extensions to enable C++ vtable garbage collection. */
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RELOC_NUMBER (R_386_GNU_VTINHERIT, 250)
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RELOC_NUMBER (R_386_GNU_VTENTRY, 251)
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END_RELOC_NUMBERS (R_386_max)
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#endif
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