82f89336bf
TLS relocs for General Dynamic and Local Dynamic models.
bfd/Changelog
* reloc.c: Add new relocations
* bfd-in2.h: Regenerated
* libbfd.h: Regenerated
* elf32-microblaze.c (microblaze_elf_howto_raw):
Add TLS relocations
(microblaze_elf_reloc_type_lookup): Likewise
(elf32_mb_link_hash_entry): define TLS reference types
(elf32_mb_link_hash_table): add TLS Local dynamic GOT entry
#define has_tls_reloc if section has TLS relocs
(dtprel_base), (check_unique_offset): New
(microblaze_elf_output_dynamic_relocation): output simple
dynamic relocation into SRELOC.
(microblaze_elf_relocate_section): Accommodate TLS relocations.
(microblaze_elf_check_relocs): Likewise
(update_local_sym_info): New
(microblaze_elf_copy_indirect_symbol): Add tls_mask.
(allocate_dynrelocs): Handle TLS symbol
(microblaze_elf_size_dynamic_sections): Set size and offset
(microblaze_elf_finish_dynamic_symbol): Use
microblaze_elf_output_dynamic_relocation
gas/Changelog
* config/tc-microblaze.c: Define TLS offsets
(md_relax_table): Add TLS offsets
(imm_types), (match_imm), (get_imm_otype): New to support
TLS offsets.
(tc_microblaze_fix_adjustable): Add TLS relocs.
(md_convert_frag): Support TLS offsets.
(md_apply_fix), (md_estimate_size_before_relax), (tc_gen_reloc):
Add TLS relocs
include/Changelog
* elf/microblaze.h: Add TLS relocs to START_RELOC_NUMBERS
72 lines
3.1 KiB
C
72 lines
3.1 KiB
C
/* Xilinx MicroBlaze support for BFD.
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Copyright 2009, 2010 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 3 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
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA
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02110-1301, USA. */
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/* This file holds definitions specific to the MICROBLAZE ELF ABI. */
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#ifndef _ELF_MICROBLAZE_H
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#define _ELF_MICROBLAZE_H
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#include "elf/reloc-macros.h"
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/* Relocations. */
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START_RELOC_NUMBERS (elf_microblaze_reloc_type)
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RELOC_NUMBER (R_MICROBLAZE_NONE, 0)
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RELOC_NUMBER (R_MICROBLAZE_32, 1)
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RELOC_NUMBER (R_MICROBLAZE_32_PCREL, 2)
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RELOC_NUMBER (R_MICROBLAZE_64_PCREL, 3)
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RELOC_NUMBER (R_MICROBLAZE_32_PCREL_LO, 4)
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RELOC_NUMBER (R_MICROBLAZE_64, 5)
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RELOC_NUMBER (R_MICROBLAZE_32_LO, 6)
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RELOC_NUMBER (R_MICROBLAZE_SRO32, 7)
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RELOC_NUMBER (R_MICROBLAZE_SRW32, 8)
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RELOC_NUMBER (R_MICROBLAZE_64_NONE, 9)
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RELOC_NUMBER (R_MICROBLAZE_32_SYM_OP_SYM, 10)
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RELOC_NUMBER (R_MICROBLAZE_GNU_VTINHERIT, 11)
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RELOC_NUMBER (R_MICROBLAZE_GNU_VTENTRY, 12)
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RELOC_NUMBER (R_MICROBLAZE_GOTPC_64, 13) /* PC-relative GOT offset. */
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RELOC_NUMBER (R_MICROBLAZE_GOT_64, 14) /* GOT entry offset. */
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RELOC_NUMBER (R_MICROBLAZE_PLT_64, 15) /* PLT offset (PC-relative). */
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RELOC_NUMBER (R_MICROBLAZE_REL, 16) /* Adjust by program base. */
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RELOC_NUMBER (R_MICROBLAZE_JUMP_SLOT, 17) /* Create PLT entry. */
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RELOC_NUMBER (R_MICROBLAZE_GLOB_DAT, 18) /* Create GOT entry. */
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RELOC_NUMBER (R_MICROBLAZE_GOTOFF_64, 19) /* Offset relative to GOT. */
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RELOC_NUMBER (R_MICROBLAZE_GOTOFF_32, 20) /* Offset relative to GOT. */
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RELOC_NUMBER (R_MICROBLAZE_COPY, 21) /* Runtime copy. */
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RELOC_NUMBER (R_MICROBLAZE_TLS, 22) /* TLS Reloc */
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RELOC_NUMBER (R_MICROBLAZE_TLSGD, 23) /* TLS General Dynamic */
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RELOC_NUMBER (R_MICROBLAZE_TLSLD, 24) /* TLS Local Dynamic */
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RELOC_NUMBER (R_MICROBLAZE_TLSDTPMOD32, 25) /* TLS Module ID */
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RELOC_NUMBER (R_MICROBLAZE_TLSDTPREL32, 26) /* TLS Offset Within TLS Block */
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RELOC_NUMBER (R_MICROBLAZE_TLSDTPREL64, 27) /* TLS Offset Within TLS Block */
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RELOC_NUMBER (R_MICROBLAZE_TLSGOTTPREL32, 28) /* TLS Offset From Thread Pointer */
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RELOC_NUMBER (R_MICROBLAZE_TLSTPREL32, 29) /* TLS Offset From Thread Pointer */
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END_RELOC_NUMBERS (R_MICROBLAZE_max)
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/* Global base address names. */
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#define RO_SDA_ANCHOR_NAME "_SDA2_BASE_"
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#define RW_SDA_ANCHOR_NAME "_SDA_BASE_"
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/* Section Attributes. */
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#define SHF_MICROBLAZE_NOREAD 0x80000000
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#endif /* _ELF_MICROBLAZE_H */
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