include/elf/ChangeLog:
Introduce TLS descriptors for i386 and x86_64. * common.h (DT_TLSDESC_GOT, DT_TLSDESC_PLT): New. * i386.h (R_386_TLS_GOTDESC, R_386_TLS_DESC_CALL, R_386_TLS_DESC): New. * x86-64.h (R_X86_64_GOTPC32_TLSDESC, R_X86_64_TLSDESC_CALL, R_X86_64_TLSDESC): New. bfd/ChangeLog: Introduce TLS descriptors for i386 and x86_64. * reloc.c (BFD_RELOC_386_TLS_GOTDESC, BFD_RELOC_386_TLS_DESC, BFD_RELOC_386_TLS_DESC_CALL, BFD_RELOC_X86_64_GOTPC32_TLSDESC, BFD_RELOC_X86_64_TLSDESC, BFD_RELOC_X86_64_TLSDESC_CALL): New. * libbfd.h, bfd-in2.h: Rebuilt. * elf32-i386.c (elf_howto_table): New relocations. (R_386_tls): Adjust. (elf_i386_reloc_type_lookup): Map new relocations. (GOT_TLS_GDESC, GOT_TLS_GD_BOTH_P): New macros. (GOT_TLS_GD_P, GOT_TLS_GDESC_P, GOT_TLS_GD_ANY_P): New macros. (struct elf_i386_link_hash_entry): Add tlsdesc_got field. (struct elf_i386_obj_tdata): Add local_tlsdesc_gotent field. (elf_i386_local_tlsdesc_gotent): New macro. (struct elf_i386_link_hash_table): Add sgotplt_jump_table_size. (elf_i386_compute_jump_table_size): New macro. (link_hash_newfunc): Initialize tlsdesc_got. (elf_i386_link_hash_table_create): Set sgotplt_jump_table_size. (elf_i386_tls_transition): Handle R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL. (elf_i386_check_relocs): Likewise. Allocate space for local_tlsdesc_gotent. (elf_i386_gc_sweep_hook): Handle R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL. (allocate_dynrelocs): Count function PLT relocations. Reserve space for TLS descriptors and relocations. (elf_i386_size_dynamic_sections): Reserve space for TLS descriptors and relocations. Set up sgotplt_jump_table_size. Don't zero reloc_count in srelplt. (elf_i386_always_size_sections): New. Set up _TLS_MODULE_BASE_. (elf_i386_relocate_section): Handle R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL. (elf_i386_finish_dynamic_symbol): Use GOT_TLS_GD_ANY_P. (elf_backend_always_size_sections): Define. * elf64-x86-64.c (x86_64_elf_howto): Add R_X86_64_GOTPC32_TLSDESC, R_X86_64_TLSDESC, R_X86_64_TLSDESC_CALL. (R_X86_64_standard): Adjust. (x86_64_reloc_map): Map new relocs. (elf64_x86_64_rtype_to_howto): New, split out of... (elf64_x86_64_info_to_howto): ... this function, and... (elf64_x86_64_reloc_type_lookup): ... use it to map elf_reloc_val. (GOT_TLS_GDESC, GOT_TLS_GD_BOTH_P): New macros. (GOT_TLS_GD_P, GOT_TLS_GDESC_P, GOT_TLS_GD_ANY_P): New macros. (struct elf64_x86_64_link_hash_entry): Add tlsdesc_got field. (struct elf64_x86_64_obj_tdata): Add local_tlsdesc_gotent field. (elf64_x86_64_local_tlsdesc_gotent): New macro. (struct elf64_x86_64_link_hash_table): Add tlsdesc_plt, tlsdesc_got and sgotplt_jump_table_size fields. (elf64_x86_64_compute_jump_table_size): New macro. (link_hash_newfunc): Initialize tlsdesc_got. (elf64_x86_64_link_hash_table_create): Initialize new fields. (elf64_x86_64_tls_transition): Handle R_X86_64_GOTPC32_TLSDESC and R_X86_64_TLSDESC_CALL. (elf64_x86_64_check_relocs): Likewise. Allocate space for local_tlsdesc_gotent. (elf64_x86_64_gc_sweep_hook): Handle R_X86_64_GOTPC32_TLSDESC and R_X86_64_TLSDESC_CALL. (allocate_dynrelocs): Count function PLT relocations. Reserve space for TLS descriptors and relocations. (elf64_x86_64_size_dynamic_sections): Reserve space for TLS descriptors and relocations. Set up sgotplt_jump_table_size, tlsdesc_plt and tlsdesc_got. Make room for them. Don't zero reloc_count in srelplt. Add dynamic entries for DT_TLSDESC_PLT and DT_TLSDESC_GOT. (elf64_x86_64_always_size_sections): New. Set up _TLS_MODULE_BASE_. (elf64_x86_64_relocate_section): Handle R_386_TLS_GOTDESC and R_386_TLS_DESC_CALL. (elf64_x86_64_finish_dynamic_symbol): Use GOT_TLS_GD_ANY_P. (elf64_x86_64_finish_dynamic_sections): Set DT_TLSDESC_PLT and DT_TLSDESC_GOT. Set up TLS descriptor lazy resolver PLT entry. (elf_backend_always_size_sections): Define. binutils/ChangeLog: Introduce TLS descriptors for i386 and x86_64. * readelf.c (get_dynamic_type): Handle DT_TLSDESC_GOT and DT_TLSDESC_PLT. gas/ChangeLog: Introduce TLS descriptors for i386 and x86_64. * config/tc-i386.c (tc_i386_fix_adjustable): Handle BFD_RELOC_386_TLS_GOTDESC, BFD_RELOC_386_TLS_DESC_CALL, BFD_RELOC_X86_64_GOTPC32_TLSDESC, BFD_RELOC_X86_64_TLSDESC_CALL. (optimize_disp): Emit fix up for BFD_RELOC_386_TLS_DESC_CALL and BFD_RELOC_X86_64_TLSDESC_CALL immediately, and clear the displacement bits. (build_modrm_byte): Set up zero modrm for TLS desc calls. (lex_got): Handle @tlsdesc and @tlscall. (md_apply_fix, tc_gen_reloc): Handle the new relocations. ld/testsuite/ChangeLog: Introduce TLS descriptors for i386 and x86_64. * ld-i386/i386.exp: Run on x86_64-*-linux* and amd64-*-linux*. Add new tests. * ld-i386/pcrel16.d: Add -melf_i386. * ld-i386/pcrel8.d: Likewise. * ld-i386/tlsbindesc.dd: New. * ld-i386/tlsbindesc.rd: New. * ld-i386/tlsbindesc.s: New. * ld-i386/tlsbindesc.sd: New. * ld-i386/tlsbindesc.td: New. * ld-i386/tlsdesc.dd: New. * ld-i386/tlsdesc.rd: New. * ld-i386/tlsdesc.s: New. * ld-i386/tlsdesc.sd: New. * ld-i386/tlsdesc.td: New. * ld-i386/tlsgdesc.dd: New. * ld-i386/tlsgdesc.rd: New. * ld-i386/tlsgdesc.s: New. * ld-x86-64/x86-64.exp: Run new tests. * ld-x86-64/tlsbindesc.dd: New. * ld-x86-64/tlsbindesc.rd: New. * ld-x86-64/tlsbindesc.s: New. * ld-x86-64/tlsbindesc.sd: New. * ld-x86-64/tlsbindesc.td: New. * ld-x86-64/tlsdesc.dd: New. * ld-x86-64/tlsdesc.pd: New. * ld-x86-64/tlsdesc.rd: New. * ld-x86-64/tlsdesc.s: New. * ld-x86-64/tlsdesc.sd: New. * ld-x86-64/tlsdesc.td: New. * ld-x86-64/tlsgdesc.dd: New. * ld-x86-64/tlsgdesc.rd: New. * ld-x86-64/tlsgdesc.s: New.
This commit is contained in:
Alexandre Oliva
parent
f18076d44e
commit
5ec1b87a26
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@ -1,3 +1,12 @@
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2006-01-18 Alexandre Oliva <aoliva@redhat.com>
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Introduce TLS descriptors for i386 and x86_64.
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* common.h (DT_TLSDESC_GOT, DT_TLSDESC_PLT): New.
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* i386.h (R_386_TLS_GOTDESC, R_386_TLS_DESC_CALL, R_386_TLS_DESC):
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New.
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* x86-64.h (R_X86_64_GOTPC32_TLSDESC, R_X86_64_TLSDESC_CALL,
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R_X86_64_TLSDESC): New.
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2006-01-09 Mike Frysinger <vapier@gentoo.org>:
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* common.h (EM_ALTERA_NIOS2, EM_NIOS32) Define.
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@ -1,6 +1,6 @@
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/* ELF support for BFD.
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Copyright 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
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2001, 2002, 2003, 2004
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2001, 2002, 2003, 2004, 2005, 2006
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Free Software Foundation, Inc.
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Written by Fred Fish @ Cygnus Support, from information published
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@ -576,6 +576,8 @@
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#define DT_VALRNGHI 0x6ffffdff
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#define DT_ADDRRNGLO 0x6ffffe00
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#define DT_TLSDESC_PLT 0x6ffffef6
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#define DT_TLSDESC_GOT 0x6ffffef7
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#define DT_GNU_CONFLICT 0x6ffffef8
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#define DT_GNU_LIBLIST 0x6ffffef9
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#define DT_CONFIG 0x6ffffefa
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@ -1,5 +1,6 @@
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/* ix86 ELF support for BFD.
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Copyright 1998, 1999, 2000, 2002, 2004 Free Software Foundation, Inc.
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Copyright 1998, 1999, 2000, 2002, 2004, 2005, 2006
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Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Descriptor library.
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@ -61,6 +62,10 @@ START_RELOC_NUMBERS (elf_i386_reloc_type)
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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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/* 38 */
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RELOC_NUMBER (R_386_TLS_GOTDESC, 39)
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RELOC_NUMBER (R_386_TLS_DESC_CALL,40)
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RELOC_NUMBER (R_386_TLS_DESC, 41)
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/* Used by Intel. */
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RELOC_NUMBER (R_386_USED_BY_INTEL_200, 200)
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@ -1,5 +1,6 @@
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/* x86_64 ELF support for BFD.
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Copyright (C) 2000, 2001, 2002, 2004 Free Software Foundation, Inc.
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Copyright (C) 2000, 2001, 2002, 2004, 2005, 2006
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Free Software Foundation, Inc.
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Contributed by Jan Hubicka <jh@suse.cz>
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This file is part of BFD, the Binary File Descriptor library.
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@ -53,6 +54,14 @@ START_RELOC_NUMBERS (elf_x86_64_reloc_type)
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RELOC_NUMBER (R_X86_64_GOTOFF64, 25) /* 64 bit offset to GOT */
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RELOC_NUMBER (R_X86_64_GOTPC32, 26) /* 32 bit signed pc relative
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offset to GOT */
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/* 27 .. 33 */
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RELOC_NUMBER (R_X86_64_GOTPC32_TLSDESC, 34)
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/* 32 bit signed pc relative
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offset to TLS descriptor
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in the GOT. */
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RELOC_NUMBER (R_X86_64_TLSDESC_CALL, 35) /* Relaxable call through TLS
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descriptor. */
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RELOC_NUMBER (R_X86_64_TLSDESC, 36) /* 2x64-bit TLS descriptor. */
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RELOC_NUMBER (R_X86_64_GNU_VTINHERIT, 250) /* GNU C++ hack */
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RELOC_NUMBER (R_X86_64_GNU_VTENTRY, 251) /* GNU C++ hack */
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END_RELOC_NUMBERS (R_X86_64_max)
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