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julius |
/* MIPS-specific support for 64-bit ELF
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Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005,
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2007 Free Software Foundation, Inc.
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Ian Lance Taylor, Cygnus Support
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Linker support added by Mark Mitchell, CodeSourcery, LLC.
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<mark@codesourcery.com>
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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,
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MA 02110-1301, USA. */
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/* This file supports the 64-bit MIPS ELF ABI.
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The MIPS 64-bit ELF ABI uses an unusual reloc format. This file
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overrides the usual ELF reloc handling, and handles reading and
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writing the relocations here. */
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/* TODO: Many things are unsupported, even if there is some code for it
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. (which was mostly stolen from elf32-mips.c and slightly adapted).
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.
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. - Relocation handling for REL relocs is wrong in many cases and
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. generally untested.
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. - Relocation handling for RELA relocs related to GOT support are
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. also likely to be wrong.
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. - Support for MIPS16 is untested.
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. - Combined relocs with RSS_* entries are unsupported.
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. - The whole GOT handling for NewABI is missing, some parts of
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. the OldABI version is still lying around and should be removed.
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*/
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#include "sysdep.h"
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#include "bfd.h"
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#include "libbfd.h"
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#include "aout/ar.h"
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#include "bfdlink.h"
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#include "genlink.h"
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#include "elf-bfd.h"
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#include "elfxx-mips.h"
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#include "elf/mips.h"
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/* Get the ECOFF swapping routines. The 64-bit ABI is not supposed to
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use ECOFF. However, we support it anyhow for an easier changeover. */
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#include "coff/sym.h"
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#include "coff/symconst.h"
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#include "coff/internal.h"
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#include "coff/ecoff.h"
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/* The 64 bit versions of the mdebug data structures are in alpha.h. */
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#include "coff/alpha.h"
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#define ECOFF_SIGNED_64
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#include "ecoffswap.h"
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static void mips_elf64_swap_reloc_in
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(bfd *, const Elf64_Mips_External_Rel *, Elf64_Mips_Internal_Rela *);
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static void mips_elf64_swap_reloca_in
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(bfd *, const Elf64_Mips_External_Rela *, Elf64_Mips_Internal_Rela *);
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static void mips_elf64_swap_reloc_out
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(bfd *, const Elf64_Mips_Internal_Rela *, Elf64_Mips_External_Rel *);
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static void mips_elf64_swap_reloca_out
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(bfd *, const Elf64_Mips_Internal_Rela *, Elf64_Mips_External_Rela *);
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static void mips_elf64_be_swap_reloc_in
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(bfd *, const bfd_byte *, Elf_Internal_Rela *);
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static void mips_elf64_be_swap_reloc_out
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(bfd *, const Elf_Internal_Rela *, bfd_byte *);
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static void mips_elf64_be_swap_reloca_in
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(bfd *, const bfd_byte *, Elf_Internal_Rela *);
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static void mips_elf64_be_swap_reloca_out
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(bfd *, const Elf_Internal_Rela *, bfd_byte *);
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static reloc_howto_type *bfd_elf64_bfd_reloc_type_lookup
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(bfd *, bfd_reloc_code_real_type);
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static reloc_howto_type *mips_elf64_rtype_to_howto
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(unsigned int, bfd_boolean);
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static void mips_elf64_info_to_howto_rel
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(bfd *, arelent *, Elf_Internal_Rela *);
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static void mips_elf64_info_to_howto_rela
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(bfd *, arelent *, Elf_Internal_Rela *);
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static long mips_elf64_get_reloc_upper_bound
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(bfd *, asection *);
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static long mips_elf64_canonicalize_reloc
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(bfd *, asection *, arelent **, asymbol **);
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static long mips_elf64_get_dynamic_reloc_upper_bound
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(bfd *);
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static long mips_elf64_canonicalize_dynamic_reloc
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(bfd *, arelent **, asymbol **);
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static bfd_boolean mips_elf64_slurp_one_reloc_table
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(bfd *, asection *, Elf_Internal_Shdr *, bfd_size_type, arelent *,
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asymbol **, bfd_boolean);
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static bfd_boolean mips_elf64_slurp_reloc_table
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(bfd *, asection *, asymbol **, bfd_boolean);
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static void mips_elf64_write_relocs
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(bfd *, asection *, void *);
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static void mips_elf64_write_rel
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(bfd *, asection *, Elf_Internal_Shdr *, int *, void *);
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static void mips_elf64_write_rela
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(bfd *, asection *, Elf_Internal_Shdr *, int *, void *);
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static bfd_reloc_status_type mips_elf64_gprel16_reloc
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(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
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static bfd_reloc_status_type mips_elf64_literal_reloc
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(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
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static bfd_reloc_status_type mips_elf64_gprel32_reloc
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(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
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static bfd_reloc_status_type mips_elf64_shift6_reloc
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(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
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static bfd_reloc_status_type mips16_gprel_reloc
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(bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
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static bfd_boolean mips_elf64_assign_gp
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(bfd *, bfd_vma *);
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static bfd_reloc_status_type mips_elf64_final_gp
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(bfd *, asymbol *, bfd_boolean, char **, bfd_vma *);
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static bfd_boolean mips_elf64_object_p
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(bfd *);
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static irix_compat_t elf64_mips_irix_compat
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(bfd *);
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static bfd_boolean elf64_mips_grok_prstatus
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(bfd *, Elf_Internal_Note *);
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static bfd_boolean elf64_mips_grok_psinfo
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(bfd *, Elf_Internal_Note *);
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extern const bfd_target bfd_elf64_bigmips_vec;
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extern const bfd_target bfd_elf64_littlemips_vec;
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/* In case we're on a 32-bit machine, construct a 64-bit "-1" value
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from smaller values. Start with zero, widen, *then* decrement. */
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#define MINUS_ONE (((bfd_vma)0) - 1)
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/* The number of local .got entries we reserve. */
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#define MIPS_RESERVED_GOTNO (2)
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/* The relocation table used for SHT_REL sections. */
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static reloc_howto_type mips_elf64_howto_table_rel[] =
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{
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/* No relocation. */
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HOWTO (R_MIPS_NONE, /* type */
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0, /* rightshift */
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0, /* size (0 = byte, 1 = short, 2 = long) */
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0, /* bitsize */
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FALSE, /* pc_relative */
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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_bfd_mips_elf_generic_reloc, /* special_function */
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"R_MIPS_NONE", /* name */
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FALSE, /* partial_inplace */
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0, /* src_mask */
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0, /* dst_mask */
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FALSE), /* pcrel_offset */
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/* 16 bit relocation. */
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HOWTO (R_MIPS_16, /* type */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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16, /* bitsize */
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FALSE, /* pc_relative */
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0, /* bitpos */
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complain_overflow_signed, /* complain_on_overflow */
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_bfd_mips_elf_generic_reloc, /* special_function */
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"R_MIPS_16", /* name */
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TRUE, /* partial_inplace */
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0x0000ffff, /* src_mask */
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0x0000ffff, /* dst_mask */
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FALSE), /* pcrel_offset */
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/* 32 bit relocation. */
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HOWTO (R_MIPS_32, /* type */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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32, /* bitsize */
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FALSE, /* pc_relative */
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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_bfd_mips_elf_generic_reloc, /* special_function */
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"R_MIPS_32", /* name */
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TRUE, /* partial_inplace */
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0xffffffff, /* src_mask */
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0xffffffff, /* dst_mask */
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FALSE), /* pcrel_offset */
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/* 32 bit symbol relative relocation. */
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HOWTO (R_MIPS_REL32, /* type */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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32, /* bitsize */
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FALSE, /* pc_relative */
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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_bfd_mips_elf_generic_reloc, /* special_function */
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"R_MIPS_REL32", /* name */
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TRUE, /* partial_inplace */
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0xffffffff, /* src_mask */
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0xffffffff, /* dst_mask */
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FALSE), /* pcrel_offset */
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/* 26 bit jump address. */
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HOWTO (R_MIPS_26, /* type */
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2, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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26, /* bitsize */
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FALSE, /* pc_relative */
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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/* This needs complex overflow
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detection, because the upper 36
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bits must match the PC + 4. */
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_bfd_mips_elf_generic_reloc, /* special_function */
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"R_MIPS_26", /* name */
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TRUE, /* partial_inplace */
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0x03ffffff, /* src_mask */
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0x03ffffff, /* dst_mask */
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FALSE), /* pcrel_offset */
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/* R_MIPS_HI16 and R_MIPS_LO16 are unsupported for NewABI REL.
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However, the native IRIX6 tools use them, so we try our best. */
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/* High 16 bits of symbol value. */
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HOWTO (R_MIPS_HI16, /* type */
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16, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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16, /* bitsize */
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FALSE, /* pc_relative */
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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_bfd_mips_elf_hi16_reloc, /* special_function */
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| 236 |
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"R_MIPS_HI16", /* name */
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TRUE, /* partial_inplace */
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0x0000ffff, /* src_mask */
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0x0000ffff, /* dst_mask */
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| 240 |
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FALSE), /* pcrel_offset */
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| 241 |
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| 242 |
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/* Low 16 bits of symbol value. */
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| 243 |
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HOWTO (R_MIPS_LO16, /* type */
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| 244 |
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0, /* rightshift */
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| 245 |
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2, /* size (0 = byte, 1 = short, 2 = long) */
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| 246 |
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16, /* bitsize */
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| 247 |
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FALSE, /* pc_relative */
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| 248 |
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0, /* bitpos */
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| 249 |
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complain_overflow_dont, /* complain_on_overflow */
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| 250 |
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_bfd_mips_elf_lo16_reloc, /* special_function */
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| 251 |
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"R_MIPS_LO16", /* name */
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| 252 |
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TRUE, /* partial_inplace */
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| 253 |
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0x0000ffff, /* src_mask */
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| 254 |
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0x0000ffff, /* dst_mask */
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| 255 |
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FALSE), /* pcrel_offset */
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| 256 |
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| 257 |
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/* GP relative reference. */
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| 258 |
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HOWTO (R_MIPS_GPREL16, /* type */
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| 259 |
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0, /* rightshift */
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| 260 |
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2, /* size (0 = byte, 1 = short, 2 = long) */
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| 261 |
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16, /* bitsize */
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| 262 |
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FALSE, /* pc_relative */
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| 263 |
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0, /* bitpos */
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| 264 |
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complain_overflow_signed, /* complain_on_overflow */
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| 265 |
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mips_elf64_gprel16_reloc, /* special_function */
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| 266 |
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"R_MIPS_GPREL16", /* name */
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| 267 |
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TRUE, /* partial_inplace */
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| 268 |
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0x0000ffff, /* src_mask */
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| 269 |
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0x0000ffff, /* dst_mask */
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| 270 |
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FALSE), /* pcrel_offset */
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| 271 |
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| 272 |
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/* Reference to literal section. */
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| 273 |
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HOWTO (R_MIPS_LITERAL, /* type */
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| 274 |
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0, /* rightshift */
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| 275 |
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2, /* size (0 = byte, 1 = short, 2 = long) */
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| 276 |
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16, /* bitsize */
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| 277 |
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FALSE, /* pc_relative */
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| 278 |
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0, /* bitpos */
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| 279 |
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complain_overflow_signed, /* complain_on_overflow */
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| 280 |
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mips_elf64_literal_reloc, /* special_function */
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| 281 |
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"R_MIPS_LITERAL", /* name */
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| 282 |
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TRUE, /* partial_inplace */
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| 283 |
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0x0000ffff, /* src_mask */
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| 284 |
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0x0000ffff, /* dst_mask */
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| 285 |
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FALSE), /* pcrel_offset */
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| 286 |
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| 287 |
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/* Reference to global offset table. */
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| 288 |
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HOWTO (R_MIPS_GOT16, /* type */
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| 289 |
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0, /* rightshift */
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| 290 |
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2, /* size (0 = byte, 1 = short, 2 = long) */
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| 291 |
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16, /* bitsize */
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| 292 |
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FALSE, /* pc_relative */
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| 293 |
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0, /* bitpos */
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| 294 |
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complain_overflow_signed, /* complain_on_overflow */
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| 295 |
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_bfd_mips_elf_got16_reloc, /* special_function */
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| 296 |
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"R_MIPS_GOT16", /* name */
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| 297 |
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TRUE, /* partial_inplace */
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| 298 |
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0x0000ffff, /* src_mask */
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| 299 |
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0x0000ffff, /* dst_mask */
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| 300 |
|
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FALSE), /* pcrel_offset */
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| 301 |
|
|
|
| 302 |
|
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/* 16 bit PC relative reference. Note that the ABI document has a typo
|
| 303 |
|
|
and claims R_MIPS_PC16 to be not rightshifted, rendering it useless.
|
| 304 |
|
|
We do the right thing here. */
|
| 305 |
|
|
HOWTO (R_MIPS_PC16, /* type */
|
| 306 |
|
|
2, /* rightshift */
|
| 307 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 308 |
|
|
16, /* bitsize */
|
| 309 |
|
|
TRUE, /* pc_relative */
|
| 310 |
|
|
0, /* bitpos */
|
| 311 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 312 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 313 |
|
|
"R_MIPS_PC16", /* name */
|
| 314 |
|
|
TRUE, /* partial_inplace */
|
| 315 |
|
|
0x0000ffff, /* src_mask */
|
| 316 |
|
|
0x0000ffff, /* dst_mask */
|
| 317 |
|
|
TRUE), /* pcrel_offset */
|
| 318 |
|
|
|
| 319 |
|
|
/* 16 bit call through global offset table. */
|
| 320 |
|
|
HOWTO (R_MIPS_CALL16, /* type */
|
| 321 |
|
|
0, /* rightshift */
|
| 322 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 323 |
|
|
16, /* bitsize */
|
| 324 |
|
|
FALSE, /* pc_relative */
|
| 325 |
|
|
0, /* bitpos */
|
| 326 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 327 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 328 |
|
|
"R_MIPS_CALL16", /* name */
|
| 329 |
|
|
TRUE, /* partial_inplace */
|
| 330 |
|
|
0x0000ffff, /* src_mask */
|
| 331 |
|
|
0x0000ffff, /* dst_mask */
|
| 332 |
|
|
FALSE), /* pcrel_offset */
|
| 333 |
|
|
|
| 334 |
|
|
/* 32 bit GP relative reference. */
|
| 335 |
|
|
HOWTO (R_MIPS_GPREL32, /* type */
|
| 336 |
|
|
0, /* rightshift */
|
| 337 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 338 |
|
|
32, /* bitsize */
|
| 339 |
|
|
FALSE, /* pc_relative */
|
| 340 |
|
|
0, /* bitpos */
|
| 341 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 342 |
|
|
mips_elf64_gprel32_reloc, /* special_function */
|
| 343 |
|
|
"R_MIPS_GPREL32", /* name */
|
| 344 |
|
|
TRUE, /* partial_inplace */
|
| 345 |
|
|
0xffffffff, /* src_mask */
|
| 346 |
|
|
0xffffffff, /* dst_mask */
|
| 347 |
|
|
FALSE), /* pcrel_offset */
|
| 348 |
|
|
|
| 349 |
|
|
EMPTY_HOWTO (13),
|
| 350 |
|
|
EMPTY_HOWTO (14),
|
| 351 |
|
|
EMPTY_HOWTO (15),
|
| 352 |
|
|
|
| 353 |
|
|
/* A 5 bit shift field. */
|
| 354 |
|
|
HOWTO (R_MIPS_SHIFT5, /* type */
|
| 355 |
|
|
0, /* rightshift */
|
| 356 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 357 |
|
|
5, /* bitsize */
|
| 358 |
|
|
FALSE, /* pc_relative */
|
| 359 |
|
|
6, /* bitpos */
|
| 360 |
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
| 361 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 362 |
|
|
"R_MIPS_SHIFT5", /* name */
|
| 363 |
|
|
TRUE, /* partial_inplace */
|
| 364 |
|
|
0x000007c0, /* src_mask */
|
| 365 |
|
|
0x000007c0, /* dst_mask */
|
| 366 |
|
|
FALSE), /* pcrel_offset */
|
| 367 |
|
|
|
| 368 |
|
|
/* A 6 bit shift field. */
|
| 369 |
|
|
HOWTO (R_MIPS_SHIFT6, /* type */
|
| 370 |
|
|
0, /* rightshift */
|
| 371 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 372 |
|
|
6, /* bitsize */
|
| 373 |
|
|
FALSE, /* pc_relative */
|
| 374 |
|
|
6, /* bitpos */
|
| 375 |
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
| 376 |
|
|
mips_elf64_shift6_reloc, /* special_function */
|
| 377 |
|
|
"R_MIPS_SHIFT6", /* name */
|
| 378 |
|
|
TRUE, /* partial_inplace */
|
| 379 |
|
|
0x000007c4, /* src_mask */
|
| 380 |
|
|
0x000007c4, /* dst_mask */
|
| 381 |
|
|
FALSE), /* pcrel_offset */
|
| 382 |
|
|
|
| 383 |
|
|
/* 64 bit relocation. */
|
| 384 |
|
|
HOWTO (R_MIPS_64, /* type */
|
| 385 |
|
|
0, /* rightshift */
|
| 386 |
|
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
| 387 |
|
|
64, /* bitsize */
|
| 388 |
|
|
FALSE, /* pc_relative */
|
| 389 |
|
|
0, /* bitpos */
|
| 390 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 391 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 392 |
|
|
"R_MIPS_64", /* name */
|
| 393 |
|
|
TRUE, /* partial_inplace */
|
| 394 |
|
|
MINUS_ONE, /* src_mask */
|
| 395 |
|
|
MINUS_ONE, /* dst_mask */
|
| 396 |
|
|
FALSE), /* pcrel_offset */
|
| 397 |
|
|
|
| 398 |
|
|
/* Displacement in the global offset table. */
|
| 399 |
|
|
HOWTO (R_MIPS_GOT_DISP, /* type */
|
| 400 |
|
|
0, /* rightshift */
|
| 401 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 402 |
|
|
16, /* bitsize */
|
| 403 |
|
|
FALSE, /* pc_relative */
|
| 404 |
|
|
0, /* bitpos */
|
| 405 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 406 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 407 |
|
|
"R_MIPS_GOT_DISP", /* name */
|
| 408 |
|
|
TRUE, /* partial_inplace */
|
| 409 |
|
|
0x0000ffff, /* src_mask */
|
| 410 |
|
|
0x0000ffff, /* dst_mask */
|
| 411 |
|
|
FALSE), /* pcrel_offset */
|
| 412 |
|
|
|
| 413 |
|
|
/* Displacement to page pointer in the global offset table. */
|
| 414 |
|
|
HOWTO (R_MIPS_GOT_PAGE, /* type */
|
| 415 |
|
|
0, /* rightshift */
|
| 416 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 417 |
|
|
16, /* bitsize */
|
| 418 |
|
|
FALSE, /* pc_relative */
|
| 419 |
|
|
0, /* bitpos */
|
| 420 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 421 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 422 |
|
|
"R_MIPS_GOT_PAGE", /* name */
|
| 423 |
|
|
TRUE, /* partial_inplace */
|
| 424 |
|
|
0x0000ffff, /* src_mask */
|
| 425 |
|
|
0x0000ffff, /* dst_mask */
|
| 426 |
|
|
FALSE), /* pcrel_offset */
|
| 427 |
|
|
|
| 428 |
|
|
/* Offset from page pointer in the global offset table. */
|
| 429 |
|
|
HOWTO (R_MIPS_GOT_OFST, /* type */
|
| 430 |
|
|
0, /* rightshift */
|
| 431 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 432 |
|
|
16, /* bitsize */
|
| 433 |
|
|
FALSE, /* pc_relative */
|
| 434 |
|
|
0, /* bitpos */
|
| 435 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 436 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 437 |
|
|
"R_MIPS_GOT_OFST", /* name */
|
| 438 |
|
|
TRUE, /* partial_inplace */
|
| 439 |
|
|
0x0000ffff, /* src_mask */
|
| 440 |
|
|
0x0000ffff, /* dst_mask */
|
| 441 |
|
|
FALSE), /* pcrel_offset */
|
| 442 |
|
|
|
| 443 |
|
|
/* High 16 bits of displacement in global offset table. */
|
| 444 |
|
|
HOWTO (R_MIPS_GOT_HI16, /* type */
|
| 445 |
|
|
0, /* rightshift */
|
| 446 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 447 |
|
|
16, /* bitsize */
|
| 448 |
|
|
FALSE, /* pc_relative */
|
| 449 |
|
|
0, /* bitpos */
|
| 450 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 451 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 452 |
|
|
"R_MIPS_GOT_HI16", /* name */
|
| 453 |
|
|
TRUE, /* partial_inplace */
|
| 454 |
|
|
0x0000ffff, /* src_mask */
|
| 455 |
|
|
0x0000ffff, /* dst_mask */
|
| 456 |
|
|
FALSE), /* pcrel_offset */
|
| 457 |
|
|
|
| 458 |
|
|
/* Low 16 bits of displacement in global offset table. */
|
| 459 |
|
|
HOWTO (R_MIPS_GOT_LO16, /* type */
|
| 460 |
|
|
0, /* rightshift */
|
| 461 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 462 |
|
|
16, /* bitsize */
|
| 463 |
|
|
FALSE, /* pc_relative */
|
| 464 |
|
|
0, /* bitpos */
|
| 465 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 466 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 467 |
|
|
"R_MIPS_GOT_LO16", /* name */
|
| 468 |
|
|
TRUE, /* partial_inplace */
|
| 469 |
|
|
0x0000ffff, /* src_mask */
|
| 470 |
|
|
0x0000ffff, /* dst_mask */
|
| 471 |
|
|
FALSE), /* pcrel_offset */
|
| 472 |
|
|
|
| 473 |
|
|
/* 64 bit subtraction. */
|
| 474 |
|
|
HOWTO (R_MIPS_SUB, /* type */
|
| 475 |
|
|
0, /* rightshift */
|
| 476 |
|
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
| 477 |
|
|
64, /* bitsize */
|
| 478 |
|
|
FALSE, /* pc_relative */
|
| 479 |
|
|
0, /* bitpos */
|
| 480 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 481 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 482 |
|
|
"R_MIPS_SUB", /* name */
|
| 483 |
|
|
TRUE, /* partial_inplace */
|
| 484 |
|
|
MINUS_ONE, /* src_mask */
|
| 485 |
|
|
MINUS_ONE, /* dst_mask */
|
| 486 |
|
|
FALSE), /* pcrel_offset */
|
| 487 |
|
|
|
| 488 |
|
|
/* Insert the addend as an instruction. */
|
| 489 |
|
|
/* FIXME: Not handled correctly. */
|
| 490 |
|
|
HOWTO (R_MIPS_INSERT_A, /* type */
|
| 491 |
|
|
0, /* rightshift */
|
| 492 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 493 |
|
|
32, /* bitsize */
|
| 494 |
|
|
FALSE, /* pc_relative */
|
| 495 |
|
|
0, /* bitpos */
|
| 496 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 497 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 498 |
|
|
"R_MIPS_INSERT_A", /* name */
|
| 499 |
|
|
TRUE, /* partial_inplace */
|
| 500 |
|
|
0xffffffff, /* src_mask */
|
| 501 |
|
|
0xffffffff, /* dst_mask */
|
| 502 |
|
|
FALSE), /* pcrel_offset */
|
| 503 |
|
|
|
| 504 |
|
|
/* Insert the addend as an instruction, and change all relocations
|
| 505 |
|
|
to refer to the old instruction at the address. */
|
| 506 |
|
|
/* FIXME: Not handled correctly. */
|
| 507 |
|
|
HOWTO (R_MIPS_INSERT_B, /* type */
|
| 508 |
|
|
0, /* rightshift */
|
| 509 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 510 |
|
|
32, /* bitsize */
|
| 511 |
|
|
FALSE, /* pc_relative */
|
| 512 |
|
|
0, /* bitpos */
|
| 513 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 514 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 515 |
|
|
"R_MIPS_INSERT_B", /* name */
|
| 516 |
|
|
TRUE, /* partial_inplace */
|
| 517 |
|
|
0xffffffff, /* src_mask */
|
| 518 |
|
|
0xffffffff, /* dst_mask */
|
| 519 |
|
|
FALSE), /* pcrel_offset */
|
| 520 |
|
|
|
| 521 |
|
|
/* Delete a 32 bit instruction. */
|
| 522 |
|
|
/* FIXME: Not handled correctly. */
|
| 523 |
|
|
HOWTO (R_MIPS_DELETE, /* type */
|
| 524 |
|
|
0, /* rightshift */
|
| 525 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 526 |
|
|
32, /* bitsize */
|
| 527 |
|
|
FALSE, /* pc_relative */
|
| 528 |
|
|
0, /* bitpos */
|
| 529 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 530 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 531 |
|
|
"R_MIPS_DELETE", /* name */
|
| 532 |
|
|
TRUE, /* partial_inplace */
|
| 533 |
|
|
0xffffffff, /* src_mask */
|
| 534 |
|
|
0xffffffff, /* dst_mask */
|
| 535 |
|
|
FALSE), /* pcrel_offset */
|
| 536 |
|
|
|
| 537 |
|
|
/* The MIPS ELF64 ABI Draft wants us to support these for REL relocations.
|
| 538 |
|
|
We don't, because
|
| 539 |
|
|
a) It means building the addend from a R_MIPS_HIGHEST/R_MIPS_HIGHER/
|
| 540 |
|
|
R_MIPS_HI16/R_MIPS_LO16 sequence with varying ordering, using
|
| 541 |
|
|
fallable heuristics.
|
| 542 |
|
|
b) No other NewABI toolchain actually emits such relocations. */
|
| 543 |
|
|
EMPTY_HOWTO (R_MIPS_HIGHER),
|
| 544 |
|
|
EMPTY_HOWTO (R_MIPS_HIGHEST),
|
| 545 |
|
|
|
| 546 |
|
|
/* High 16 bits of displacement in global offset table. */
|
| 547 |
|
|
HOWTO (R_MIPS_CALL_HI16, /* type */
|
| 548 |
|
|
0, /* rightshift */
|
| 549 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 550 |
|
|
16, /* bitsize */
|
| 551 |
|
|
FALSE, /* pc_relative */
|
| 552 |
|
|
0, /* bitpos */
|
| 553 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 554 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 555 |
|
|
"R_MIPS_CALL_HI16", /* name */
|
| 556 |
|
|
TRUE, /* partial_inplace */
|
| 557 |
|
|
0x0000ffff, /* src_mask */
|
| 558 |
|
|
0x0000ffff, /* dst_mask */
|
| 559 |
|
|
FALSE), /* pcrel_offset */
|
| 560 |
|
|
|
| 561 |
|
|
/* Low 16 bits of displacement in global offset table. */
|
| 562 |
|
|
HOWTO (R_MIPS_CALL_LO16, /* type */
|
| 563 |
|
|
0, /* rightshift */
|
| 564 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 565 |
|
|
16, /* bitsize */
|
| 566 |
|
|
FALSE, /* pc_relative */
|
| 567 |
|
|
0, /* bitpos */
|
| 568 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 569 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 570 |
|
|
"R_MIPS_CALL_LO16", /* name */
|
| 571 |
|
|
TRUE, /* partial_inplace */
|
| 572 |
|
|
0x0000ffff, /* src_mask */
|
| 573 |
|
|
0x0000ffff, /* dst_mask */
|
| 574 |
|
|
FALSE), /* pcrel_offset */
|
| 575 |
|
|
|
| 576 |
|
|
/* Section displacement, used by an associated event location section. */
|
| 577 |
|
|
HOWTO (R_MIPS_SCN_DISP, /* type */
|
| 578 |
|
|
0, /* rightshift */
|
| 579 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 580 |
|
|
32, /* bitsize */
|
| 581 |
|
|
FALSE, /* pc_relative */
|
| 582 |
|
|
0, /* bitpos */
|
| 583 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 584 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 585 |
|
|
"R_MIPS_SCN_DISP", /* name */
|
| 586 |
|
|
TRUE, /* partial_inplace */
|
| 587 |
|
|
0xffffffff, /* src_mask */
|
| 588 |
|
|
0xffffffff, /* dst_mask */
|
| 589 |
|
|
FALSE), /* pcrel_offset */
|
| 590 |
|
|
|
| 591 |
|
|
HOWTO (R_MIPS_REL16, /* type */
|
| 592 |
|
|
0, /* rightshift */
|
| 593 |
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
| 594 |
|
|
16, /* bitsize */
|
| 595 |
|
|
FALSE, /* pc_relative */
|
| 596 |
|
|
0, /* bitpos */
|
| 597 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 598 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 599 |
|
|
"R_MIPS_REL16", /* name */
|
| 600 |
|
|
TRUE, /* partial_inplace */
|
| 601 |
|
|
0xffff, /* src_mask */
|
| 602 |
|
|
0xffff, /* dst_mask */
|
| 603 |
|
|
FALSE), /* pcrel_offset */
|
| 604 |
|
|
|
| 605 |
|
|
/* These two are obsolete. */
|
| 606 |
|
|
EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE),
|
| 607 |
|
|
EMPTY_HOWTO (R_MIPS_PJUMP),
|
| 608 |
|
|
|
| 609 |
|
|
/* Similiar to R_MIPS_REL32, but used for relocations in a GOT section.
|
| 610 |
|
|
It must be used for multigot GOT's (and only there). */
|
| 611 |
|
|
HOWTO (R_MIPS_RELGOT, /* type */
|
| 612 |
|
|
0, /* rightshift */
|
| 613 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 614 |
|
|
32, /* bitsize */
|
| 615 |
|
|
FALSE, /* pc_relative */
|
| 616 |
|
|
0, /* bitpos */
|
| 617 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 618 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 619 |
|
|
"R_MIPS_RELGOT", /* name */
|
| 620 |
|
|
TRUE, /* partial_inplace */
|
| 621 |
|
|
0xffffffff, /* src_mask */
|
| 622 |
|
|
0xffffffff, /* dst_mask */
|
| 623 |
|
|
FALSE), /* pcrel_offset */
|
| 624 |
|
|
|
| 625 |
|
|
/* Protected jump conversion. This is an optimization hint. No
|
| 626 |
|
|
relocation is required for correctness. */
|
| 627 |
|
|
HOWTO (R_MIPS_JALR, /* type */
|
| 628 |
|
|
0, /* rightshift */
|
| 629 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 630 |
|
|
32, /* bitsize */
|
| 631 |
|
|
FALSE, /* pc_relative */
|
| 632 |
|
|
0, /* bitpos */
|
| 633 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 634 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 635 |
|
|
"R_MIPS_JALR", /* name */
|
| 636 |
|
|
FALSE, /* partial_inplace */
|
| 637 |
|
|
0, /* src_mask */
|
| 638 |
|
|
0x00000000, /* dst_mask */
|
| 639 |
|
|
FALSE), /* pcrel_offset */
|
| 640 |
|
|
|
| 641 |
|
|
/* TLS relocations. */
|
| 642 |
|
|
EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32),
|
| 643 |
|
|
EMPTY_HOWTO (R_MIPS_TLS_DTPREL32),
|
| 644 |
|
|
|
| 645 |
|
|
HOWTO (R_MIPS_TLS_DTPMOD64, /* type */
|
| 646 |
|
|
0, /* rightshift */
|
| 647 |
|
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
| 648 |
|
|
64, /* bitsize */
|
| 649 |
|
|
FALSE, /* pc_relative */
|
| 650 |
|
|
0, /* bitpos */
|
| 651 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 652 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 653 |
|
|
"R_MIPS_TLS_DTPMOD64", /* name */
|
| 654 |
|
|
TRUE, /* partial_inplace */
|
| 655 |
|
|
MINUS_ONE, /* src_mask */
|
| 656 |
|
|
MINUS_ONE, /* dst_mask */
|
| 657 |
|
|
FALSE), /* pcrel_offset */
|
| 658 |
|
|
|
| 659 |
|
|
HOWTO (R_MIPS_TLS_DTPREL64, /* type */
|
| 660 |
|
|
0, /* rightshift */
|
| 661 |
|
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
| 662 |
|
|
64, /* bitsize */
|
| 663 |
|
|
FALSE, /* pc_relative */
|
| 664 |
|
|
0, /* bitpos */
|
| 665 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 666 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 667 |
|
|
"R_MIPS_TLS_DTPREL64", /* name */
|
| 668 |
|
|
TRUE, /* partial_inplace */
|
| 669 |
|
|
MINUS_ONE, /* src_mask */
|
| 670 |
|
|
MINUS_ONE, /* dst_mask */
|
| 671 |
|
|
FALSE), /* pcrel_offset */
|
| 672 |
|
|
|
| 673 |
|
|
/* TLS general dynamic variable reference. */
|
| 674 |
|
|
HOWTO (R_MIPS_TLS_GD, /* type */
|
| 675 |
|
|
0, /* rightshift */
|
| 676 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 677 |
|
|
16, /* bitsize */
|
| 678 |
|
|
FALSE, /* pc_relative */
|
| 679 |
|
|
0, /* bitpos */
|
| 680 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 681 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 682 |
|
|
"R_MIPS_TLS_GD", /* name */
|
| 683 |
|
|
TRUE, /* partial_inplace */
|
| 684 |
|
|
0x0000ffff, /* src_mask */
|
| 685 |
|
|
0x0000ffff, /* dst_mask */
|
| 686 |
|
|
FALSE), /* pcrel_offset */
|
| 687 |
|
|
|
| 688 |
|
|
/* TLS local dynamic variable reference. */
|
| 689 |
|
|
HOWTO (R_MIPS_TLS_LDM, /* type */
|
| 690 |
|
|
0, /* rightshift */
|
| 691 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 692 |
|
|
16, /* bitsize */
|
| 693 |
|
|
FALSE, /* pc_relative */
|
| 694 |
|
|
0, /* bitpos */
|
| 695 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 696 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 697 |
|
|
"R_MIPS_TLS_LDM", /* name */
|
| 698 |
|
|
TRUE, /* partial_inplace */
|
| 699 |
|
|
0x0000ffff, /* src_mask */
|
| 700 |
|
|
0x0000ffff, /* dst_mask */
|
| 701 |
|
|
FALSE), /* pcrel_offset */
|
| 702 |
|
|
|
| 703 |
|
|
/* TLS local dynamic offset. */
|
| 704 |
|
|
HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */
|
| 705 |
|
|
0, /* rightshift */
|
| 706 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 707 |
|
|
16, /* bitsize */
|
| 708 |
|
|
FALSE, /* pc_relative */
|
| 709 |
|
|
0, /* bitpos */
|
| 710 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 711 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 712 |
|
|
"R_MIPS_TLS_DTPREL_HI16", /* name */
|
| 713 |
|
|
TRUE, /* partial_inplace */
|
| 714 |
|
|
0x0000ffff, /* src_mask */
|
| 715 |
|
|
0x0000ffff, /* dst_mask */
|
| 716 |
|
|
FALSE), /* pcrel_offset */
|
| 717 |
|
|
|
| 718 |
|
|
/* TLS local dynamic offset. */
|
| 719 |
|
|
HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */
|
| 720 |
|
|
0, /* rightshift */
|
| 721 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 722 |
|
|
16, /* bitsize */
|
| 723 |
|
|
FALSE, /* pc_relative */
|
| 724 |
|
|
0, /* bitpos */
|
| 725 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 726 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 727 |
|
|
"R_MIPS_TLS_DTPREL_LO16", /* name */
|
| 728 |
|
|
TRUE, /* partial_inplace */
|
| 729 |
|
|
0x0000ffff, /* src_mask */
|
| 730 |
|
|
0x0000ffff, /* dst_mask */
|
| 731 |
|
|
FALSE), /* pcrel_offset */
|
| 732 |
|
|
|
| 733 |
|
|
/* TLS thread pointer offset. */
|
| 734 |
|
|
HOWTO (R_MIPS_TLS_GOTTPREL, /* type */
|
| 735 |
|
|
0, /* rightshift */
|
| 736 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 737 |
|
|
16, /* bitsize */
|
| 738 |
|
|
FALSE, /* pc_relative */
|
| 739 |
|
|
0, /* bitpos */
|
| 740 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 741 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 742 |
|
|
"R_MIPS_TLS_GOTTPREL", /* name */
|
| 743 |
|
|
TRUE, /* partial_inplace */
|
| 744 |
|
|
0x0000ffff, /* src_mask */
|
| 745 |
|
|
0x0000ffff, /* dst_mask */
|
| 746 |
|
|
FALSE), /* pcrel_offset */
|
| 747 |
|
|
|
| 748 |
|
|
/* TLS IE dynamic relocations. */
|
| 749 |
|
|
EMPTY_HOWTO (R_MIPS_TLS_TPREL32),
|
| 750 |
|
|
|
| 751 |
|
|
HOWTO (R_MIPS_TLS_TPREL64, /* type */
|
| 752 |
|
|
0, /* rightshift */
|
| 753 |
|
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
| 754 |
|
|
64, /* bitsize */
|
| 755 |
|
|
FALSE, /* pc_relative */
|
| 756 |
|
|
0, /* bitpos */
|
| 757 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 758 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 759 |
|
|
"R_MIPS_TLS_TPREL64", /* name */
|
| 760 |
|
|
TRUE, /* partial_inplace */
|
| 761 |
|
|
MINUS_ONE, /* src_mask */
|
| 762 |
|
|
MINUS_ONE, /* dst_mask */
|
| 763 |
|
|
FALSE), /* pcrel_offset */
|
| 764 |
|
|
|
| 765 |
|
|
/* TLS thread pointer offset. */
|
| 766 |
|
|
HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */
|
| 767 |
|
|
0, /* rightshift */
|
| 768 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 769 |
|
|
16, /* bitsize */
|
| 770 |
|
|
FALSE, /* pc_relative */
|
| 771 |
|
|
0, /* bitpos */
|
| 772 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 773 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 774 |
|
|
"R_MIPS_TLS_TPREL_HI16", /* name */
|
| 775 |
|
|
TRUE, /* partial_inplace */
|
| 776 |
|
|
0x0000ffff, /* src_mask */
|
| 777 |
|
|
0x0000ffff, /* dst_mask */
|
| 778 |
|
|
FALSE), /* pcrel_offset */
|
| 779 |
|
|
|
| 780 |
|
|
/* TLS thread pointer offset. */
|
| 781 |
|
|
HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */
|
| 782 |
|
|
0, /* rightshift */
|
| 783 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 784 |
|
|
16, /* bitsize */
|
| 785 |
|
|
FALSE, /* pc_relative */
|
| 786 |
|
|
0, /* bitpos */
|
| 787 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 788 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 789 |
|
|
"R_MIPS_TLS_TPREL_LO16", /* name */
|
| 790 |
|
|
TRUE, /* partial_inplace */
|
| 791 |
|
|
0x0000ffff, /* src_mask */
|
| 792 |
|
|
0x0000ffff, /* dst_mask */
|
| 793 |
|
|
FALSE), /* pcrel_offset */
|
| 794 |
|
|
|
| 795 |
|
|
/* 32 bit relocation with no addend. */
|
| 796 |
|
|
HOWTO (R_MIPS_GLOB_DAT, /* type */
|
| 797 |
|
|
0, /* rightshift */
|
| 798 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 799 |
|
|
32, /* bitsize */
|
| 800 |
|
|
FALSE, /* pc_relative */
|
| 801 |
|
|
0, /* bitpos */
|
| 802 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 803 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 804 |
|
|
"R_MIPS_GLOB_DAT", /* name */
|
| 805 |
|
|
FALSE, /* partial_inplace */
|
| 806 |
|
|
0x0, /* src_mask */
|
| 807 |
|
|
0xffffffff, /* dst_mask */
|
| 808 |
|
|
FALSE), /* pcrel_offset */
|
| 809 |
|
|
};
|
| 810 |
|
|
|
| 811 |
|
|
/* The relocation table used for SHT_RELA sections. */
|
| 812 |
|
|
|
| 813 |
|
|
static reloc_howto_type mips_elf64_howto_table_rela[] =
|
| 814 |
|
|
{
|
| 815 |
|
|
/* No relocation. */
|
| 816 |
|
|
HOWTO (R_MIPS_NONE, /* type */
|
| 817 |
|
|
0, /* rightshift */
|
| 818 |
|
|
0, /* size (0 = byte, 1 = short, 2 = long) */
|
| 819 |
|
|
0, /* bitsize */
|
| 820 |
|
|
FALSE, /* pc_relative */
|
| 821 |
|
|
0, /* bitpos */
|
| 822 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 823 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 824 |
|
|
"R_MIPS_NONE", /* name */
|
| 825 |
|
|
FALSE, /* partial_inplace */
|
| 826 |
|
|
0, /* src_mask */
|
| 827 |
|
|
0, /* dst_mask */
|
| 828 |
|
|
FALSE), /* pcrel_offset */
|
| 829 |
|
|
|
| 830 |
|
|
/* 16 bit relocation. */
|
| 831 |
|
|
HOWTO (R_MIPS_16, /* type */
|
| 832 |
|
|
0, /* rightshift */
|
| 833 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 834 |
|
|
16, /* bitsize */
|
| 835 |
|
|
FALSE, /* pc_relative */
|
| 836 |
|
|
0, /* bitpos */
|
| 837 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 838 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 839 |
|
|
"R_MIPS_16", /* name */
|
| 840 |
|
|
FALSE, /* partial_inplace */
|
| 841 |
|
|
0, /* src_mask */
|
| 842 |
|
|
0x0000ffff, /* dst_mask */
|
| 843 |
|
|
FALSE), /* pcrel_offset */
|
| 844 |
|
|
|
| 845 |
|
|
/* 32 bit relocation. */
|
| 846 |
|
|
HOWTO (R_MIPS_32, /* type */
|
| 847 |
|
|
0, /* rightshift */
|
| 848 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 849 |
|
|
32, /* bitsize */
|
| 850 |
|
|
FALSE, /* pc_relative */
|
| 851 |
|
|
0, /* bitpos */
|
| 852 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 853 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 854 |
|
|
"R_MIPS_32", /* name */
|
| 855 |
|
|
FALSE, /* partial_inplace */
|
| 856 |
|
|
0, /* src_mask */
|
| 857 |
|
|
0xffffffff, /* dst_mask */
|
| 858 |
|
|
FALSE), /* pcrel_offset */
|
| 859 |
|
|
|
| 860 |
|
|
/* 32 bit symbol relative relocation. */
|
| 861 |
|
|
HOWTO (R_MIPS_REL32, /* type */
|
| 862 |
|
|
0, /* rightshift */
|
| 863 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 864 |
|
|
32, /* bitsize */
|
| 865 |
|
|
FALSE, /* pc_relative */
|
| 866 |
|
|
0, /* bitpos */
|
| 867 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 868 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 869 |
|
|
"R_MIPS_REL32", /* name */
|
| 870 |
|
|
FALSE, /* partial_inplace */
|
| 871 |
|
|
0, /* src_mask */
|
| 872 |
|
|
0xffffffff, /* dst_mask */
|
| 873 |
|
|
FALSE), /* pcrel_offset */
|
| 874 |
|
|
|
| 875 |
|
|
/* 26 bit jump address. */
|
| 876 |
|
|
HOWTO (R_MIPS_26, /* type */
|
| 877 |
|
|
2, /* rightshift */
|
| 878 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 879 |
|
|
26, /* bitsize */
|
| 880 |
|
|
FALSE, /* pc_relative */
|
| 881 |
|
|
0, /* bitpos */
|
| 882 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 883 |
|
|
/* This needs complex overflow
|
| 884 |
|
|
detection, because the upper 36
|
| 885 |
|
|
bits must match the PC + 4. */
|
| 886 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 887 |
|
|
"R_MIPS_26", /* name */
|
| 888 |
|
|
FALSE, /* partial_inplace */
|
| 889 |
|
|
0, /* src_mask */
|
| 890 |
|
|
0x03ffffff, /* dst_mask */
|
| 891 |
|
|
FALSE), /* pcrel_offset */
|
| 892 |
|
|
|
| 893 |
|
|
/* High 16 bits of symbol value. */
|
| 894 |
|
|
HOWTO (R_MIPS_HI16, /* type */
|
| 895 |
|
|
0, /* rightshift */
|
| 896 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 897 |
|
|
16, /* bitsize */
|
| 898 |
|
|
FALSE, /* pc_relative */
|
| 899 |
|
|
0, /* bitpos */
|
| 900 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 901 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 902 |
|
|
"R_MIPS_HI16", /* name */
|
| 903 |
|
|
FALSE, /* partial_inplace */
|
| 904 |
|
|
0, /* src_mask */
|
| 905 |
|
|
0x0000ffff, /* dst_mask */
|
| 906 |
|
|
FALSE), /* pcrel_offset */
|
| 907 |
|
|
|
| 908 |
|
|
/* Low 16 bits of symbol value. */
|
| 909 |
|
|
HOWTO (R_MIPS_LO16, /* type */
|
| 910 |
|
|
0, /* rightshift */
|
| 911 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 912 |
|
|
16, /* bitsize */
|
| 913 |
|
|
FALSE, /* pc_relative */
|
| 914 |
|
|
0, /* bitpos */
|
| 915 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 916 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 917 |
|
|
"R_MIPS_LO16", /* name */
|
| 918 |
|
|
FALSE, /* partial_inplace */
|
| 919 |
|
|
0, /* src_mask */
|
| 920 |
|
|
0x0000ffff, /* dst_mask */
|
| 921 |
|
|
FALSE), /* pcrel_offset */
|
| 922 |
|
|
|
| 923 |
|
|
/* GP relative reference. */
|
| 924 |
|
|
HOWTO (R_MIPS_GPREL16, /* type */
|
| 925 |
|
|
0, /* rightshift */
|
| 926 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 927 |
|
|
16, /* bitsize */
|
| 928 |
|
|
FALSE, /* pc_relative */
|
| 929 |
|
|
0, /* bitpos */
|
| 930 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 931 |
|
|
mips_elf64_gprel16_reloc, /* special_function */
|
| 932 |
|
|
"R_MIPS_GPREL16", /* name */
|
| 933 |
|
|
FALSE, /* partial_inplace */
|
| 934 |
|
|
0, /* src_mask */
|
| 935 |
|
|
0x0000ffff, /* dst_mask */
|
| 936 |
|
|
FALSE), /* pcrel_offset */
|
| 937 |
|
|
|
| 938 |
|
|
/* Reference to literal section. */
|
| 939 |
|
|
HOWTO (R_MIPS_LITERAL, /* type */
|
| 940 |
|
|
0, /* rightshift */
|
| 941 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 942 |
|
|
16, /* bitsize */
|
| 943 |
|
|
FALSE, /* pc_relative */
|
| 944 |
|
|
0, /* bitpos */
|
| 945 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 946 |
|
|
mips_elf64_literal_reloc, /* special_function */
|
| 947 |
|
|
"R_MIPS_LITERAL", /* name */
|
| 948 |
|
|
FALSE, /* partial_inplace */
|
| 949 |
|
|
0, /* src_mask */
|
| 950 |
|
|
0x0000ffff, /* dst_mask */
|
| 951 |
|
|
FALSE), /* pcrel_offset */
|
| 952 |
|
|
|
| 953 |
|
|
/* Reference to global offset table. */
|
| 954 |
|
|
HOWTO (R_MIPS_GOT16, /* type */
|
| 955 |
|
|
0, /* rightshift */
|
| 956 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 957 |
|
|
16, /* bitsize */
|
| 958 |
|
|
FALSE, /* pc_relative */
|
| 959 |
|
|
0, /* bitpos */
|
| 960 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 961 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 962 |
|
|
"R_MIPS_GOT16", /* name */
|
| 963 |
|
|
FALSE, /* partial_inplace */
|
| 964 |
|
|
0, /* src_mask */
|
| 965 |
|
|
0x0000ffff, /* dst_mask */
|
| 966 |
|
|
FALSE), /* pcrel_offset */
|
| 967 |
|
|
|
| 968 |
|
|
/* 16 bit PC relative reference. Note that the ABI document has a typo
|
| 969 |
|
|
and claims R_MIPS_PC16 to be not rightshifted, rendering it useless.
|
| 970 |
|
|
We do the right thing here. */
|
| 971 |
|
|
HOWTO (R_MIPS_PC16, /* type */
|
| 972 |
|
|
2, /* rightshift */
|
| 973 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 974 |
|
|
16, /* bitsize */
|
| 975 |
|
|
TRUE, /* pc_relative */
|
| 976 |
|
|
0, /* bitpos */
|
| 977 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 978 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 979 |
|
|
"R_MIPS_PC16", /* name */
|
| 980 |
|
|
FALSE, /* partial_inplace */
|
| 981 |
|
|
0, /* src_mask */
|
| 982 |
|
|
0x0000ffff, /* dst_mask */
|
| 983 |
|
|
TRUE), /* pcrel_offset */
|
| 984 |
|
|
|
| 985 |
|
|
/* 16 bit call through global offset table. */
|
| 986 |
|
|
HOWTO (R_MIPS_CALL16, /* type */
|
| 987 |
|
|
0, /* rightshift */
|
| 988 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 989 |
|
|
16, /* bitsize */
|
| 990 |
|
|
FALSE, /* pc_relative */
|
| 991 |
|
|
0, /* bitpos */
|
| 992 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 993 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 994 |
|
|
"R_MIPS_CALL16", /* name */
|
| 995 |
|
|
FALSE, /* partial_inplace */
|
| 996 |
|
|
0, /* src_mask */
|
| 997 |
|
|
0x0000ffff, /* dst_mask */
|
| 998 |
|
|
FALSE), /* pcrel_offset */
|
| 999 |
|
|
|
| 1000 |
|
|
/* 32 bit GP relative reference. */
|
| 1001 |
|
|
HOWTO (R_MIPS_GPREL32, /* type */
|
| 1002 |
|
|
0, /* rightshift */
|
| 1003 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1004 |
|
|
32, /* bitsize */
|
| 1005 |
|
|
FALSE, /* pc_relative */
|
| 1006 |
|
|
0, /* bitpos */
|
| 1007 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1008 |
|
|
mips_elf64_gprel32_reloc, /* special_function */
|
| 1009 |
|
|
"R_MIPS_GPREL32", /* name */
|
| 1010 |
|
|
FALSE, /* partial_inplace */
|
| 1011 |
|
|
0, /* src_mask */
|
| 1012 |
|
|
0xffffffff, /* dst_mask */
|
| 1013 |
|
|
FALSE), /* pcrel_offset */
|
| 1014 |
|
|
|
| 1015 |
|
|
EMPTY_HOWTO (13),
|
| 1016 |
|
|
EMPTY_HOWTO (14),
|
| 1017 |
|
|
EMPTY_HOWTO (15),
|
| 1018 |
|
|
|
| 1019 |
|
|
/* A 5 bit shift field. */
|
| 1020 |
|
|
HOWTO (R_MIPS_SHIFT5, /* type */
|
| 1021 |
|
|
0, /* rightshift */
|
| 1022 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1023 |
|
|
5, /* bitsize */
|
| 1024 |
|
|
FALSE, /* pc_relative */
|
| 1025 |
|
|
6, /* bitpos */
|
| 1026 |
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
| 1027 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1028 |
|
|
"R_MIPS_SHIFT5", /* name */
|
| 1029 |
|
|
FALSE, /* partial_inplace */
|
| 1030 |
|
|
0, /* src_mask */
|
| 1031 |
|
|
0x000007c0, /* dst_mask */
|
| 1032 |
|
|
FALSE), /* pcrel_offset */
|
| 1033 |
|
|
|
| 1034 |
|
|
/* A 6 bit shift field. */
|
| 1035 |
|
|
HOWTO (R_MIPS_SHIFT6, /* type */
|
| 1036 |
|
|
0, /* rightshift */
|
| 1037 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1038 |
|
|
6, /* bitsize */
|
| 1039 |
|
|
FALSE, /* pc_relative */
|
| 1040 |
|
|
6, /* bitpos */
|
| 1041 |
|
|
complain_overflow_bitfield, /* complain_on_overflow */
|
| 1042 |
|
|
mips_elf64_shift6_reloc, /* special_function */
|
| 1043 |
|
|
"R_MIPS_SHIFT6", /* name */
|
| 1044 |
|
|
FALSE, /* partial_inplace */
|
| 1045 |
|
|
0, /* src_mask */
|
| 1046 |
|
|
0x000007c4, /* dst_mask */
|
| 1047 |
|
|
FALSE), /* pcrel_offset */
|
| 1048 |
|
|
|
| 1049 |
|
|
/* 64 bit relocation. */
|
| 1050 |
|
|
HOWTO (R_MIPS_64, /* type */
|
| 1051 |
|
|
0, /* rightshift */
|
| 1052 |
|
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1053 |
|
|
64, /* bitsize */
|
| 1054 |
|
|
FALSE, /* pc_relative */
|
| 1055 |
|
|
0, /* bitpos */
|
| 1056 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1057 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1058 |
|
|
"R_MIPS_64", /* name */
|
| 1059 |
|
|
FALSE, /* partial_inplace */
|
| 1060 |
|
|
0, /* src_mask */
|
| 1061 |
|
|
MINUS_ONE, /* dst_mask */
|
| 1062 |
|
|
FALSE), /* pcrel_offset */
|
| 1063 |
|
|
|
| 1064 |
|
|
/* Displacement in the global offset table. */
|
| 1065 |
|
|
HOWTO (R_MIPS_GOT_DISP, /* type */
|
| 1066 |
|
|
0, /* rightshift */
|
| 1067 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1068 |
|
|
16, /* bitsize */
|
| 1069 |
|
|
FALSE, /* pc_relative */
|
| 1070 |
|
|
0, /* bitpos */
|
| 1071 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1072 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1073 |
|
|
"R_MIPS_GOT_DISP", /* name */
|
| 1074 |
|
|
FALSE, /* partial_inplace */
|
| 1075 |
|
|
0, /* src_mask */
|
| 1076 |
|
|
0x0000ffff, /* dst_mask */
|
| 1077 |
|
|
FALSE), /* pcrel_offset */
|
| 1078 |
|
|
|
| 1079 |
|
|
/* Displacement to page pointer in the global offset table. */
|
| 1080 |
|
|
HOWTO (R_MIPS_GOT_PAGE, /* type */
|
| 1081 |
|
|
0, /* rightshift */
|
| 1082 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1083 |
|
|
16, /* bitsize */
|
| 1084 |
|
|
FALSE, /* pc_relative */
|
| 1085 |
|
|
0, /* bitpos */
|
| 1086 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1087 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1088 |
|
|
"R_MIPS_GOT_PAGE", /* name */
|
| 1089 |
|
|
FALSE, /* partial_inplace */
|
| 1090 |
|
|
0, /* src_mask */
|
| 1091 |
|
|
0x0000ffff, /* dst_mask */
|
| 1092 |
|
|
FALSE), /* pcrel_offset */
|
| 1093 |
|
|
|
| 1094 |
|
|
/* Offset from page pointer in the global offset table. */
|
| 1095 |
|
|
HOWTO (R_MIPS_GOT_OFST, /* type */
|
| 1096 |
|
|
0, /* rightshift */
|
| 1097 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1098 |
|
|
16, /* bitsize */
|
| 1099 |
|
|
FALSE, /* pc_relative */
|
| 1100 |
|
|
0, /* bitpos */
|
| 1101 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1102 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1103 |
|
|
"R_MIPS_GOT_OFST", /* name */
|
| 1104 |
|
|
FALSE, /* partial_inplace */
|
| 1105 |
|
|
0, /* src_mask */
|
| 1106 |
|
|
0x0000ffff, /* dst_mask */
|
| 1107 |
|
|
FALSE), /* pcrel_offset */
|
| 1108 |
|
|
|
| 1109 |
|
|
/* High 16 bits of displacement in global offset table. */
|
| 1110 |
|
|
HOWTO (R_MIPS_GOT_HI16, /* type */
|
| 1111 |
|
|
0, /* rightshift */
|
| 1112 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1113 |
|
|
16, /* bitsize */
|
| 1114 |
|
|
FALSE, /* pc_relative */
|
| 1115 |
|
|
0, /* bitpos */
|
| 1116 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1117 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1118 |
|
|
"R_MIPS_GOT_HI16", /* name */
|
| 1119 |
|
|
FALSE, /* partial_inplace */
|
| 1120 |
|
|
0, /* src_mask */
|
| 1121 |
|
|
0x0000ffff, /* dst_mask */
|
| 1122 |
|
|
FALSE), /* pcrel_offset */
|
| 1123 |
|
|
|
| 1124 |
|
|
/* Low 16 bits of displacement in global offset table. */
|
| 1125 |
|
|
HOWTO (R_MIPS_GOT_LO16, /* type */
|
| 1126 |
|
|
0, /* rightshift */
|
| 1127 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1128 |
|
|
16, /* bitsize */
|
| 1129 |
|
|
FALSE, /* pc_relative */
|
| 1130 |
|
|
0, /* bitpos */
|
| 1131 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1132 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1133 |
|
|
"R_MIPS_GOT_LO16", /* name */
|
| 1134 |
|
|
FALSE, /* partial_inplace */
|
| 1135 |
|
|
0, /* src_mask */
|
| 1136 |
|
|
0x0000ffff, /* dst_mask */
|
| 1137 |
|
|
FALSE), /* pcrel_offset */
|
| 1138 |
|
|
|
| 1139 |
|
|
/* 64 bit subtraction. */
|
| 1140 |
|
|
HOWTO (R_MIPS_SUB, /* type */
|
| 1141 |
|
|
0, /* rightshift */
|
| 1142 |
|
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1143 |
|
|
64, /* bitsize */
|
| 1144 |
|
|
FALSE, /* pc_relative */
|
| 1145 |
|
|
0, /* bitpos */
|
| 1146 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1147 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1148 |
|
|
"R_MIPS_SUB", /* name */
|
| 1149 |
|
|
FALSE, /* partial_inplace */
|
| 1150 |
|
|
0, /* src_mask */
|
| 1151 |
|
|
MINUS_ONE, /* dst_mask */
|
| 1152 |
|
|
FALSE), /* pcrel_offset */
|
| 1153 |
|
|
|
| 1154 |
|
|
/* Insert the addend as an instruction. */
|
| 1155 |
|
|
/* FIXME: Not handled correctly. */
|
| 1156 |
|
|
HOWTO (R_MIPS_INSERT_A, /* type */
|
| 1157 |
|
|
0, /* rightshift */
|
| 1158 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1159 |
|
|
32, /* bitsize */
|
| 1160 |
|
|
FALSE, /* pc_relative */
|
| 1161 |
|
|
0, /* bitpos */
|
| 1162 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1163 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1164 |
|
|
"R_MIPS_INSERT_A", /* name */
|
| 1165 |
|
|
FALSE, /* partial_inplace */
|
| 1166 |
|
|
0, /* src_mask */
|
| 1167 |
|
|
0xffffffff, /* dst_mask */
|
| 1168 |
|
|
FALSE), /* pcrel_offset */
|
| 1169 |
|
|
|
| 1170 |
|
|
/* Insert the addend as an instruction, and change all relocations
|
| 1171 |
|
|
to refer to the old instruction at the address. */
|
| 1172 |
|
|
/* FIXME: Not handled correctly. */
|
| 1173 |
|
|
HOWTO (R_MIPS_INSERT_B, /* type */
|
| 1174 |
|
|
0, /* rightshift */
|
| 1175 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1176 |
|
|
32, /* bitsize */
|
| 1177 |
|
|
FALSE, /* pc_relative */
|
| 1178 |
|
|
0, /* bitpos */
|
| 1179 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1180 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1181 |
|
|
"R_MIPS_INSERT_B", /* name */
|
| 1182 |
|
|
FALSE, /* partial_inplace */
|
| 1183 |
|
|
0, /* src_mask */
|
| 1184 |
|
|
0xffffffff, /* dst_mask */
|
| 1185 |
|
|
FALSE), /* pcrel_offset */
|
| 1186 |
|
|
|
| 1187 |
|
|
/* Delete a 32 bit instruction. */
|
| 1188 |
|
|
/* FIXME: Not handled correctly. */
|
| 1189 |
|
|
HOWTO (R_MIPS_DELETE, /* type */
|
| 1190 |
|
|
0, /* rightshift */
|
| 1191 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1192 |
|
|
32, /* bitsize */
|
| 1193 |
|
|
FALSE, /* pc_relative */
|
| 1194 |
|
|
0, /* bitpos */
|
| 1195 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1196 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1197 |
|
|
"R_MIPS_DELETE", /* name */
|
| 1198 |
|
|
FALSE, /* partial_inplace */
|
| 1199 |
|
|
0, /* src_mask */
|
| 1200 |
|
|
0xffffffff, /* dst_mask */
|
| 1201 |
|
|
FALSE), /* pcrel_offset */
|
| 1202 |
|
|
|
| 1203 |
|
|
/* Get the higher value of a 64 bit addend. */
|
| 1204 |
|
|
HOWTO (R_MIPS_HIGHER, /* type */
|
| 1205 |
|
|
0, /* rightshift */
|
| 1206 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1207 |
|
|
16, /* bitsize */
|
| 1208 |
|
|
FALSE, /* pc_relative */
|
| 1209 |
|
|
0, /* bitpos */
|
| 1210 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1211 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1212 |
|
|
"R_MIPS_HIGHER", /* name */
|
| 1213 |
|
|
FALSE, /* partial_inplace */
|
| 1214 |
|
|
0, /* src_mask */
|
| 1215 |
|
|
0x0000ffff, /* dst_mask */
|
| 1216 |
|
|
FALSE), /* pcrel_offset */
|
| 1217 |
|
|
|
| 1218 |
|
|
/* Get the highest value of a 64 bit addend. */
|
| 1219 |
|
|
HOWTO (R_MIPS_HIGHEST, /* type */
|
| 1220 |
|
|
0, /* rightshift */
|
| 1221 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1222 |
|
|
16, /* bitsize */
|
| 1223 |
|
|
FALSE, /* pc_relative */
|
| 1224 |
|
|
0, /* bitpos */
|
| 1225 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1226 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1227 |
|
|
"R_MIPS_HIGHEST", /* name */
|
| 1228 |
|
|
FALSE, /* partial_inplace */
|
| 1229 |
|
|
0, /* src_mask */
|
| 1230 |
|
|
0x0000ffff, /* dst_mask */
|
| 1231 |
|
|
FALSE), /* pcrel_offset */
|
| 1232 |
|
|
|
| 1233 |
|
|
/* High 16 bits of displacement in global offset table. */
|
| 1234 |
|
|
HOWTO (R_MIPS_CALL_HI16, /* type */
|
| 1235 |
|
|
0, /* rightshift */
|
| 1236 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1237 |
|
|
16, /* bitsize */
|
| 1238 |
|
|
FALSE, /* pc_relative */
|
| 1239 |
|
|
0, /* bitpos */
|
| 1240 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1241 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1242 |
|
|
"R_MIPS_CALL_HI16", /* name */
|
| 1243 |
|
|
FALSE, /* partial_inplace */
|
| 1244 |
|
|
0, /* src_mask */
|
| 1245 |
|
|
0x0000ffff, /* dst_mask */
|
| 1246 |
|
|
FALSE), /* pcrel_offset */
|
| 1247 |
|
|
|
| 1248 |
|
|
/* Low 16 bits of displacement in global offset table. */
|
| 1249 |
|
|
HOWTO (R_MIPS_CALL_LO16, /* type */
|
| 1250 |
|
|
0, /* rightshift */
|
| 1251 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1252 |
|
|
16, /* bitsize */
|
| 1253 |
|
|
FALSE, /* pc_relative */
|
| 1254 |
|
|
0, /* bitpos */
|
| 1255 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1256 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1257 |
|
|
"R_MIPS_CALL_LO16", /* name */
|
| 1258 |
|
|
FALSE, /* partial_inplace */
|
| 1259 |
|
|
0, /* src_mask */
|
| 1260 |
|
|
0x0000ffff, /* dst_mask */
|
| 1261 |
|
|
FALSE), /* pcrel_offset */
|
| 1262 |
|
|
|
| 1263 |
|
|
/* Section displacement, used by an associated event location section. */
|
| 1264 |
|
|
HOWTO (R_MIPS_SCN_DISP, /* type */
|
| 1265 |
|
|
0, /* rightshift */
|
| 1266 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1267 |
|
|
32, /* bitsize */
|
| 1268 |
|
|
FALSE, /* pc_relative */
|
| 1269 |
|
|
0, /* bitpos */
|
| 1270 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1271 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1272 |
|
|
"R_MIPS_SCN_DISP", /* name */
|
| 1273 |
|
|
FALSE, /* partial_inplace */
|
| 1274 |
|
|
0, /* src_mask */
|
| 1275 |
|
|
0xffffffff, /* dst_mask */
|
| 1276 |
|
|
FALSE), /* pcrel_offset */
|
| 1277 |
|
|
|
| 1278 |
|
|
HOWTO (R_MIPS_REL16, /* type */
|
| 1279 |
|
|
0, /* rightshift */
|
| 1280 |
|
|
1, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1281 |
|
|
16, /* bitsize */
|
| 1282 |
|
|
FALSE, /* pc_relative */
|
| 1283 |
|
|
0, /* bitpos */
|
| 1284 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1285 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1286 |
|
|
"R_MIPS_REL16", /* name */
|
| 1287 |
|
|
FALSE, /* partial_inplace */
|
| 1288 |
|
|
0, /* src_mask */
|
| 1289 |
|
|
0xffff, /* dst_mask */
|
| 1290 |
|
|
FALSE), /* pcrel_offset */
|
| 1291 |
|
|
|
| 1292 |
|
|
/* These two are obsolete. */
|
| 1293 |
|
|
EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE),
|
| 1294 |
|
|
EMPTY_HOWTO (R_MIPS_PJUMP),
|
| 1295 |
|
|
|
| 1296 |
|
|
/* Similiar to R_MIPS_REL32, but used for relocations in a GOT section.
|
| 1297 |
|
|
It must be used for multigot GOT's (and only there). */
|
| 1298 |
|
|
HOWTO (R_MIPS_RELGOT, /* type */
|
| 1299 |
|
|
0, /* rightshift */
|
| 1300 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1301 |
|
|
32, /* bitsize */
|
| 1302 |
|
|
FALSE, /* pc_relative */
|
| 1303 |
|
|
0, /* bitpos */
|
| 1304 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1305 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1306 |
|
|
"R_MIPS_RELGOT", /* name */
|
| 1307 |
|
|
FALSE, /* partial_inplace */
|
| 1308 |
|
|
0, /* src_mask */
|
| 1309 |
|
|
0xffffffff, /* dst_mask */
|
| 1310 |
|
|
FALSE), /* pcrel_offset */
|
| 1311 |
|
|
|
| 1312 |
|
|
/* Protected jump conversion. This is an optimization hint. No
|
| 1313 |
|
|
relocation is required for correctness. */
|
| 1314 |
|
|
HOWTO (R_MIPS_JALR, /* type */
|
| 1315 |
|
|
0, /* rightshift */
|
| 1316 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1317 |
|
|
32, /* bitsize */
|
| 1318 |
|
|
FALSE, /* pc_relative */
|
| 1319 |
|
|
0, /* bitpos */
|
| 1320 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1321 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1322 |
|
|
"R_MIPS_JALR", /* name */
|
| 1323 |
|
|
FALSE, /* partial_inplace */
|
| 1324 |
|
|
0, /* src_mask */
|
| 1325 |
|
|
0x00000000, /* dst_mask */
|
| 1326 |
|
|
FALSE), /* pcrel_offset */
|
| 1327 |
|
|
|
| 1328 |
|
|
/* TLS relocations. */
|
| 1329 |
|
|
EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32),
|
| 1330 |
|
|
EMPTY_HOWTO (R_MIPS_TLS_DTPREL32),
|
| 1331 |
|
|
EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64),
|
| 1332 |
|
|
|
| 1333 |
|
|
HOWTO (R_MIPS_TLS_DTPREL64, /* type */
|
| 1334 |
|
|
0, /* rightshift */
|
| 1335 |
|
|
4, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1336 |
|
|
64, /* bitsize */
|
| 1337 |
|
|
FALSE, /* pc_relative */
|
| 1338 |
|
|
0, /* bitpos */
|
| 1339 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1340 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1341 |
|
|
"R_MIPS_TLS_DTPREL64", /* name */
|
| 1342 |
|
|
TRUE, /* partial_inplace */
|
| 1343 |
|
|
MINUS_ONE, /* src_mask */
|
| 1344 |
|
|
MINUS_ONE, /* dst_mask */
|
| 1345 |
|
|
FALSE), /* pcrel_offset */
|
| 1346 |
|
|
|
| 1347 |
|
|
/* TLS general dynamic variable reference. */
|
| 1348 |
|
|
HOWTO (R_MIPS_TLS_GD, /* type */
|
| 1349 |
|
|
0, /* rightshift */
|
| 1350 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1351 |
|
|
16, /* bitsize */
|
| 1352 |
|
|
FALSE, /* pc_relative */
|
| 1353 |
|
|
0, /* bitpos */
|
| 1354 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1355 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1356 |
|
|
"R_MIPS_TLS_GD", /* name */
|
| 1357 |
|
|
TRUE, /* partial_inplace */
|
| 1358 |
|
|
0x0000ffff, /* src_mask */
|
| 1359 |
|
|
0x0000ffff, /* dst_mask */
|
| 1360 |
|
|
FALSE), /* pcrel_offset */
|
| 1361 |
|
|
|
| 1362 |
|
|
/* TLS local dynamic variable reference. */
|
| 1363 |
|
|
HOWTO (R_MIPS_TLS_LDM, /* type */
|
| 1364 |
|
|
0, /* rightshift */
|
| 1365 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1366 |
|
|
16, /* bitsize */
|
| 1367 |
|
|
FALSE, /* pc_relative */
|
| 1368 |
|
|
0, /* bitpos */
|
| 1369 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1370 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1371 |
|
|
"R_MIPS_TLS_LDM", /* name */
|
| 1372 |
|
|
TRUE, /* partial_inplace */
|
| 1373 |
|
|
0x0000ffff, /* src_mask */
|
| 1374 |
|
|
0x0000ffff, /* dst_mask */
|
| 1375 |
|
|
FALSE), /* pcrel_offset */
|
| 1376 |
|
|
|
| 1377 |
|
|
/* TLS local dynamic offset. */
|
| 1378 |
|
|
HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */
|
| 1379 |
|
|
0, /* rightshift */
|
| 1380 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1381 |
|
|
16, /* bitsize */
|
| 1382 |
|
|
FALSE, /* pc_relative */
|
| 1383 |
|
|
0, /* bitpos */
|
| 1384 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1385 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1386 |
|
|
"R_MIPS_TLS_DTPREL_HI16", /* name */
|
| 1387 |
|
|
TRUE, /* partial_inplace */
|
| 1388 |
|
|
0x0000ffff, /* src_mask */
|
| 1389 |
|
|
0x0000ffff, /* dst_mask */
|
| 1390 |
|
|
FALSE), /* pcrel_offset */
|
| 1391 |
|
|
|
| 1392 |
|
|
/* TLS local dynamic offset. */
|
| 1393 |
|
|
HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */
|
| 1394 |
|
|
0, /* rightshift */
|
| 1395 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1396 |
|
|
16, /* bitsize */
|
| 1397 |
|
|
FALSE, /* pc_relative */
|
| 1398 |
|
|
0, /* bitpos */
|
| 1399 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1400 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1401 |
|
|
"R_MIPS_TLS_DTPREL_LO16", /* name */
|
| 1402 |
|
|
TRUE, /* partial_inplace */
|
| 1403 |
|
|
0x0000ffff, /* src_mask */
|
| 1404 |
|
|
0x0000ffff, /* dst_mask */
|
| 1405 |
|
|
FALSE), /* pcrel_offset */
|
| 1406 |
|
|
|
| 1407 |
|
|
/* TLS thread pointer offset. */
|
| 1408 |
|
|
HOWTO (R_MIPS_TLS_GOTTPREL, /* type */
|
| 1409 |
|
|
0, /* rightshift */
|
| 1410 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1411 |
|
|
16, /* bitsize */
|
| 1412 |
|
|
FALSE, /* pc_relative */
|
| 1413 |
|
|
0, /* bitpos */
|
| 1414 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1415 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1416 |
|
|
"R_MIPS_TLS_GOTTPREL", /* name */
|
| 1417 |
|
|
TRUE, /* partial_inplace */
|
| 1418 |
|
|
0x0000ffff, /* src_mask */
|
| 1419 |
|
|
0x0000ffff, /* dst_mask */
|
| 1420 |
|
|
FALSE), /* pcrel_offset */
|
| 1421 |
|
|
|
| 1422 |
|
|
EMPTY_HOWTO (R_MIPS_TLS_TPREL32),
|
| 1423 |
|
|
EMPTY_HOWTO (R_MIPS_TLS_TPREL64),
|
| 1424 |
|
|
|
| 1425 |
|
|
/* TLS thread pointer offset. */
|
| 1426 |
|
|
HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */
|
| 1427 |
|
|
0, /* rightshift */
|
| 1428 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1429 |
|
|
16, /* bitsize */
|
| 1430 |
|
|
FALSE, /* pc_relative */
|
| 1431 |
|
|
0, /* bitpos */
|
| 1432 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1433 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1434 |
|
|
"R_MIPS_TLS_TPREL_HI16", /* name */
|
| 1435 |
|
|
TRUE, /* partial_inplace */
|
| 1436 |
|
|
0x0000ffff, /* src_mask */
|
| 1437 |
|
|
0x0000ffff, /* dst_mask */
|
| 1438 |
|
|
FALSE), /* pcrel_offset */
|
| 1439 |
|
|
|
| 1440 |
|
|
/* TLS thread pointer offset. */
|
| 1441 |
|
|
HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */
|
| 1442 |
|
|
0, /* rightshift */
|
| 1443 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1444 |
|
|
16, /* bitsize */
|
| 1445 |
|
|
FALSE, /* pc_relative */
|
| 1446 |
|
|
0, /* bitpos */
|
| 1447 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1448 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1449 |
|
|
"R_MIPS_TLS_TPREL_LO16", /* name */
|
| 1450 |
|
|
TRUE, /* partial_inplace */
|
| 1451 |
|
|
0x0000ffff, /* src_mask */
|
| 1452 |
|
|
0x0000ffff, /* dst_mask */
|
| 1453 |
|
|
FALSE), /* pcrel_offset */
|
| 1454 |
|
|
|
| 1455 |
|
|
/* 32 bit relocation with no addend. */
|
| 1456 |
|
|
HOWTO (R_MIPS_GLOB_DAT, /* type */
|
| 1457 |
|
|
0, /* rightshift */
|
| 1458 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1459 |
|
|
32, /* bitsize */
|
| 1460 |
|
|
FALSE, /* pc_relative */
|
| 1461 |
|
|
0, /* bitpos */
|
| 1462 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1463 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1464 |
|
|
"R_MIPS_GLOB_DAT", /* name */
|
| 1465 |
|
|
FALSE, /* partial_inplace */
|
| 1466 |
|
|
0x0, /* src_mask */
|
| 1467 |
|
|
0xffffffff, /* dst_mask */
|
| 1468 |
|
|
FALSE), /* pcrel_offset */
|
| 1469 |
|
|
};
|
| 1470 |
|
|
|
| 1471 |
|
|
static reloc_howto_type mips16_elf64_howto_table_rel[] =
|
| 1472 |
|
|
{
|
| 1473 |
|
|
/* The reloc used for the mips16 jump instruction. */
|
| 1474 |
|
|
HOWTO (R_MIPS16_26, /* type */
|
| 1475 |
|
|
2, /* rightshift */
|
| 1476 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1477 |
|
|
26, /* bitsize */
|
| 1478 |
|
|
FALSE, /* pc_relative */
|
| 1479 |
|
|
0, /* bitpos */
|
| 1480 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1481 |
|
|
/* This needs complex overflow
|
| 1482 |
|
|
detection, because the upper four
|
| 1483 |
|
|
bits must match the PC. */
|
| 1484 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1485 |
|
|
"R_MIPS16_26", /* name */
|
| 1486 |
|
|
TRUE, /* partial_inplace */
|
| 1487 |
|
|
0x3ffffff, /* src_mask */
|
| 1488 |
|
|
0x3ffffff, /* dst_mask */
|
| 1489 |
|
|
FALSE), /* pcrel_offset */
|
| 1490 |
|
|
|
| 1491 |
|
|
/* The reloc used for the mips16 gprel instruction. */
|
| 1492 |
|
|
HOWTO (R_MIPS16_GPREL, /* type */
|
| 1493 |
|
|
0, /* rightshift */
|
| 1494 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1495 |
|
|
16, /* bitsize */
|
| 1496 |
|
|
FALSE, /* pc_relative */
|
| 1497 |
|
|
0, /* bitpos */
|
| 1498 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1499 |
|
|
mips16_gprel_reloc, /* special_function */
|
| 1500 |
|
|
"R_MIPS16_GPREL", /* name */
|
| 1501 |
|
|
TRUE, /* partial_inplace */
|
| 1502 |
|
|
0x0000ffff, /* src_mask */
|
| 1503 |
|
|
0x0000ffff, /* dst_mask */
|
| 1504 |
|
|
FALSE), /* pcrel_offset */
|
| 1505 |
|
|
|
| 1506 |
|
|
/* A placeholder for MIPS16 reference to global offset table. */
|
| 1507 |
|
|
EMPTY_HOWTO (R_MIPS16_GOT16),
|
| 1508 |
|
|
|
| 1509 |
|
|
/* A placeholder for MIPS16 16 bit call through global offset table. */
|
| 1510 |
|
|
EMPTY_HOWTO (R_MIPS16_CALL16),
|
| 1511 |
|
|
|
| 1512 |
|
|
/* MIPS16 high 16 bits of symbol value. */
|
| 1513 |
|
|
HOWTO (R_MIPS16_HI16, /* type */
|
| 1514 |
|
|
16, /* rightshift */
|
| 1515 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1516 |
|
|
16, /* bitsize */
|
| 1517 |
|
|
FALSE, /* pc_relative */
|
| 1518 |
|
|
0, /* bitpos */
|
| 1519 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1520 |
|
|
_bfd_mips_elf_hi16_reloc, /* special_function */
|
| 1521 |
|
|
"R_MIPS16_HI16", /* name */
|
| 1522 |
|
|
TRUE, /* partial_inplace */
|
| 1523 |
|
|
0x0000ffff, /* src_mask */
|
| 1524 |
|
|
0x0000ffff, /* dst_mask */
|
| 1525 |
|
|
FALSE), /* pcrel_offset */
|
| 1526 |
|
|
|
| 1527 |
|
|
/* MIPS16 low 16 bits of symbol value. */
|
| 1528 |
|
|
HOWTO (R_MIPS16_LO16, /* type */
|
| 1529 |
|
|
0, /* rightshift */
|
| 1530 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1531 |
|
|
16, /* bitsize */
|
| 1532 |
|
|
FALSE, /* pc_relative */
|
| 1533 |
|
|
0, /* bitpos */
|
| 1534 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1535 |
|
|
_bfd_mips_elf_lo16_reloc, /* special_function */
|
| 1536 |
|
|
"R_MIPS16_LO16", /* name */
|
| 1537 |
|
|
TRUE, /* partial_inplace */
|
| 1538 |
|
|
0x0000ffff, /* src_mask */
|
| 1539 |
|
|
0x0000ffff, /* dst_mask */
|
| 1540 |
|
|
FALSE), /* pcrel_offset */
|
| 1541 |
|
|
};
|
| 1542 |
|
|
|
| 1543 |
|
|
static reloc_howto_type mips16_elf64_howto_table_rela[] =
|
| 1544 |
|
|
{
|
| 1545 |
|
|
/* The reloc used for the mips16 jump instruction. */
|
| 1546 |
|
|
HOWTO (R_MIPS16_26, /* type */
|
| 1547 |
|
|
2, /* rightshift */
|
| 1548 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1549 |
|
|
26, /* bitsize */
|
| 1550 |
|
|
FALSE, /* pc_relative */
|
| 1551 |
|
|
0, /* bitpos */
|
| 1552 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1553 |
|
|
/* This needs complex overflow
|
| 1554 |
|
|
detection, because the upper four
|
| 1555 |
|
|
bits must match the PC. */
|
| 1556 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1557 |
|
|
"R_MIPS16_26", /* name */
|
| 1558 |
|
|
FALSE, /* partial_inplace */
|
| 1559 |
|
|
0x3ffffff, /* src_mask */
|
| 1560 |
|
|
0x3ffffff, /* dst_mask */
|
| 1561 |
|
|
FALSE), /* pcrel_offset */
|
| 1562 |
|
|
|
| 1563 |
|
|
/* The reloc used for the mips16 gprel instruction. */
|
| 1564 |
|
|
HOWTO (R_MIPS16_GPREL, /* type */
|
| 1565 |
|
|
0, /* rightshift */
|
| 1566 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1567 |
|
|
16, /* bitsize */
|
| 1568 |
|
|
FALSE, /* pc_relative */
|
| 1569 |
|
|
0, /* bitpos */
|
| 1570 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1571 |
|
|
mips16_gprel_reloc, /* special_function */
|
| 1572 |
|
|
"R_MIPS16_GPREL", /* name */
|
| 1573 |
|
|
FALSE, /* partial_inplace */
|
| 1574 |
|
|
0x0000ffff, /* src_mask */
|
| 1575 |
|
|
0x0000ffff, /* dst_mask */
|
| 1576 |
|
|
FALSE), /* pcrel_offset */
|
| 1577 |
|
|
|
| 1578 |
|
|
/* A placeholder for MIPS16 reference to global offset table. */
|
| 1579 |
|
|
EMPTY_HOWTO (R_MIPS16_GOT16),
|
| 1580 |
|
|
|
| 1581 |
|
|
/* A placeholder for MIPS16 16 bit call through global offset table. */
|
| 1582 |
|
|
EMPTY_HOWTO (R_MIPS16_CALL16),
|
| 1583 |
|
|
|
| 1584 |
|
|
/* MIPS16 high 16 bits of symbol value. */
|
| 1585 |
|
|
HOWTO (R_MIPS16_HI16, /* type */
|
| 1586 |
|
|
16, /* rightshift */
|
| 1587 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1588 |
|
|
16, /* bitsize */
|
| 1589 |
|
|
FALSE, /* pc_relative */
|
| 1590 |
|
|
0, /* bitpos */
|
| 1591 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1592 |
|
|
_bfd_mips_elf_hi16_reloc, /* special_function */
|
| 1593 |
|
|
"R_MIPS16_HI16", /* name */
|
| 1594 |
|
|
FALSE, /* partial_inplace */
|
| 1595 |
|
|
0x0000ffff, /* src_mask */
|
| 1596 |
|
|
0x0000ffff, /* dst_mask */
|
| 1597 |
|
|
FALSE), /* pcrel_offset */
|
| 1598 |
|
|
|
| 1599 |
|
|
/* MIPS16 low 16 bits of symbol value. */
|
| 1600 |
|
|
HOWTO (R_MIPS16_LO16, /* type */
|
| 1601 |
|
|
0, /* rightshift */
|
| 1602 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1603 |
|
|
16, /* bitsize */
|
| 1604 |
|
|
FALSE, /* pc_relative */
|
| 1605 |
|
|
0, /* bitpos */
|
| 1606 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1607 |
|
|
_bfd_mips_elf_lo16_reloc, /* special_function */
|
| 1608 |
|
|
"R_MIPS16_LO16", /* name */
|
| 1609 |
|
|
FALSE, /* partial_inplace */
|
| 1610 |
|
|
0x0000ffff, /* src_mask */
|
| 1611 |
|
|
0x0000ffff, /* dst_mask */
|
| 1612 |
|
|
FALSE), /* pcrel_offset */
|
| 1613 |
|
|
};
|
| 1614 |
|
|
|
| 1615 |
|
|
/* GNU extension to record C++ vtable hierarchy */
|
| 1616 |
|
|
static reloc_howto_type elf_mips_gnu_vtinherit_howto =
|
| 1617 |
|
|
HOWTO (R_MIPS_GNU_VTINHERIT, /* type */
|
| 1618 |
|
|
0, /* rightshift */
|
| 1619 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1620 |
|
|
0, /* bitsize */
|
| 1621 |
|
|
FALSE, /* pc_relative */
|
| 1622 |
|
|
0, /* bitpos */
|
| 1623 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1624 |
|
|
NULL, /* special_function */
|
| 1625 |
|
|
"R_MIPS_GNU_VTINHERIT", /* name */
|
| 1626 |
|
|
FALSE, /* partial_inplace */
|
| 1627 |
|
|
0, /* src_mask */
|
| 1628 |
|
|
0, /* dst_mask */
|
| 1629 |
|
|
FALSE); /* pcrel_offset */
|
| 1630 |
|
|
|
| 1631 |
|
|
/* GNU extension to record C++ vtable member usage */
|
| 1632 |
|
|
static reloc_howto_type elf_mips_gnu_vtentry_howto =
|
| 1633 |
|
|
HOWTO (R_MIPS_GNU_VTENTRY, /* type */
|
| 1634 |
|
|
0, /* rightshift */
|
| 1635 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1636 |
|
|
0, /* bitsize */
|
| 1637 |
|
|
FALSE, /* pc_relative */
|
| 1638 |
|
|
0, /* bitpos */
|
| 1639 |
|
|
complain_overflow_dont, /* complain_on_overflow */
|
| 1640 |
|
|
_bfd_elf_rel_vtable_reloc_fn, /* special_function */
|
| 1641 |
|
|
"R_MIPS_GNU_VTENTRY", /* name */
|
| 1642 |
|
|
FALSE, /* partial_inplace */
|
| 1643 |
|
|
0, /* src_mask */
|
| 1644 |
|
|
0, /* dst_mask */
|
| 1645 |
|
|
FALSE); /* pcrel_offset */
|
| 1646 |
|
|
|
| 1647 |
|
|
/* 16 bit offset for pc-relative branches. */
|
| 1648 |
|
|
static reloc_howto_type elf_mips_gnu_rel16_s2 =
|
| 1649 |
|
|
HOWTO (R_MIPS_GNU_REL16_S2, /* type */
|
| 1650 |
|
|
2, /* rightshift */
|
| 1651 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1652 |
|
|
16, /* bitsize */
|
| 1653 |
|
|
TRUE, /* pc_relative */
|
| 1654 |
|
|
0, /* bitpos */
|
| 1655 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1656 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1657 |
|
|
"R_MIPS_GNU_REL16_S2", /* name */
|
| 1658 |
|
|
TRUE, /* partial_inplace */
|
| 1659 |
|
|
0x0000ffff, /* src_mask */
|
| 1660 |
|
|
0x0000ffff, /* dst_mask */
|
| 1661 |
|
|
TRUE); /* pcrel_offset */
|
| 1662 |
|
|
|
| 1663 |
|
|
/* 16 bit offset for pc-relative branches. */
|
| 1664 |
|
|
static reloc_howto_type elf_mips_gnu_rela16_s2 =
|
| 1665 |
|
|
HOWTO (R_MIPS_GNU_REL16_S2, /* type */
|
| 1666 |
|
|
2, /* rightshift */
|
| 1667 |
|
|
2, /* size (0 = byte, 1 = short, 2 = long) */
|
| 1668 |
|
|
16, /* bitsize */
|
| 1669 |
|
|
TRUE, /* pc_relative */
|
| 1670 |
|
|
0, /* bitpos */
|
| 1671 |
|
|
complain_overflow_signed, /* complain_on_overflow */
|
| 1672 |
|
|
_bfd_mips_elf_generic_reloc, /* special_function */
|
| 1673 |
|
|
"R_MIPS_GNU_REL16_S2", /* name */
|
| 1674 |
|
|
FALSE, /* partial_inplace */
|
| 1675 |
|
|
0, /* src_mask */
|
| 1676 |
|
|
0x0000ffff, /* dst_mask */
|
| 1677 |
|
|
TRUE); /* pcrel_offset */
|
| 1678 |
|
|
|
| 1679 |
|
|
/* Swap in a MIPS 64-bit Rel reloc. */
|
| 1680 |
|
|
|
| 1681 |
|
|
static void
|
| 1682 |
|
|
mips_elf64_swap_reloc_in (bfd *abfd, const Elf64_Mips_External_Rel *src,
|
| 1683 |
|
|
Elf64_Mips_Internal_Rela *dst)
|
| 1684 |
|
|
{
|
| 1685 |
|
|
dst->r_offset = H_GET_64 (abfd, src->r_offset);
|
| 1686 |
|
|
dst->r_sym = H_GET_32 (abfd, src->r_sym);
|
| 1687 |
|
|
dst->r_ssym = H_GET_8 (abfd, src->r_ssym);
|
| 1688 |
|
|
dst->r_type3 = H_GET_8 (abfd, src->r_type3);
|
| 1689 |
|
|
dst->r_type2 = H_GET_8 (abfd, src->r_type2);
|
| 1690 |
|
|
dst->r_type = H_GET_8 (abfd, src->r_type);
|
| 1691 |
|
|
dst->r_addend = 0;
|
| 1692 |
|
|
}
|
| 1693 |
|
|
|
| 1694 |
|
|
/* Swap in a MIPS 64-bit Rela reloc. */
|
| 1695 |
|
|
|
| 1696 |
|
|
static void
|
| 1697 |
|
|
mips_elf64_swap_reloca_in (bfd *abfd, const Elf64_Mips_External_Rela *src,
|
| 1698 |
|
|
Elf64_Mips_Internal_Rela *dst)
|
| 1699 |
|
|
{
|
| 1700 |
|
|
dst->r_offset = H_GET_64 (abfd, src->r_offset);
|
| 1701 |
|
|
dst->r_sym = H_GET_32 (abfd, src->r_sym);
|
| 1702 |
|
|
dst->r_ssym = H_GET_8 (abfd, src->r_ssym);
|
| 1703 |
|
|
dst->r_type3 = H_GET_8 (abfd, src->r_type3);
|
| 1704 |
|
|
dst->r_type2 = H_GET_8 (abfd, src->r_type2);
|
| 1705 |
|
|
dst->r_type = H_GET_8 (abfd, src->r_type);
|
| 1706 |
|
|
dst->r_addend = H_GET_S64 (abfd, src->r_addend);
|
| 1707 |
|
|
}
|
| 1708 |
|
|
|
| 1709 |
|
|
/* Swap out a MIPS 64-bit Rel reloc. */
|
| 1710 |
|
|
|
| 1711 |
|
|
static void
|
| 1712 |
|
|
mips_elf64_swap_reloc_out (bfd *abfd, const Elf64_Mips_Internal_Rela *src,
|
| 1713 |
|
|
Elf64_Mips_External_Rel *dst)
|
| 1714 |
|
|
{
|
| 1715 |
|
|
H_PUT_64 (abfd, src->r_offset, dst->r_offset);
|
| 1716 |
|
|
H_PUT_32 (abfd, src->r_sym, dst->r_sym);
|
| 1717 |
|
|
H_PUT_8 (abfd, src->r_ssym, dst->r_ssym);
|
| 1718 |
|
|
H_PUT_8 (abfd, src->r_type3, dst->r_type3);
|
| 1719 |
|
|
H_PUT_8 (abfd, src->r_type2, dst->r_type2);
|
| 1720 |
|
|
H_PUT_8 (abfd, src->r_type, dst->r_type);
|
| 1721 |
|
|
}
|
| 1722 |
|
|
|
| 1723 |
|
|
/* Swap out a MIPS 64-bit Rela reloc. */
|
| 1724 |
|
|
|
| 1725 |
|
|
static void
|
| 1726 |
|
|
mips_elf64_swap_reloca_out (bfd *abfd, const Elf64_Mips_Internal_Rela *src,
|
| 1727 |
|
|
Elf64_Mips_External_Rela *dst)
|
| 1728 |
|
|
{
|
| 1729 |
|
|
H_PUT_64 (abfd, src->r_offset, dst->r_offset);
|
| 1730 |
|
|
H_PUT_32 (abfd, src->r_sym, dst->r_sym);
|
| 1731 |
|
|
H_PUT_8 (abfd, src->r_ssym, dst->r_ssym);
|
| 1732 |
|
|
H_PUT_8 (abfd, src->r_type3, dst->r_type3);
|
| 1733 |
|
|
H_PUT_8 (abfd, src->r_type2, dst->r_type2);
|
| 1734 |
|
|
H_PUT_8 (abfd, src->r_type, dst->r_type);
|
| 1735 |
|
|
H_PUT_S64 (abfd, src->r_addend, dst->r_addend);
|
| 1736 |
|
|
}
|
| 1737 |
|
|
|
| 1738 |
|
|
/* Swap in a MIPS 64-bit Rel reloc. */
|
| 1739 |
|
|
|
| 1740 |
|
|
static void
|
| 1741 |
|
|
mips_elf64_be_swap_reloc_in (bfd *abfd, const bfd_byte *src,
|
| 1742 |
|
|
Elf_Internal_Rela *dst)
|
| 1743 |
|
|
{
|
| 1744 |
|
|
Elf64_Mips_Internal_Rela mirel;
|
| 1745 |
|
|
|
| 1746 |
|
|
mips_elf64_swap_reloc_in (abfd,
|
| 1747 |
|
|
(const Elf64_Mips_External_Rel *) src,
|
| 1748 |
|
|
&mirel);
|
| 1749 |
|
|
|
| 1750 |
|
|
dst[0].r_offset = mirel.r_offset;
|
| 1751 |
|
|
dst[0].r_info = ELF64_R_INFO (mirel.r_sym, mirel.r_type);
|
| 1752 |
|
|
dst[0].r_addend = 0;
|
| 1753 |
|
|
dst[1].r_offset = mirel.r_offset;
|
| 1754 |
|
|
dst[1].r_info = ELF64_R_INFO (mirel.r_ssym, mirel.r_type2);
|
| 1755 |
|
|
dst[1].r_addend = 0;
|
| 1756 |
|
|
dst[2].r_offset = mirel.r_offset;
|
| 1757 |
|
|
dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirel.r_type3);
|
| 1758 |
|
|
dst[2].r_addend = 0;
|
| 1759 |
|
|
}
|
| 1760 |
|
|
|
| 1761 |
|
|
/* Swap in a MIPS 64-bit Rela reloc. */
|
| 1762 |
|
|
|
| 1763 |
|
|
static void
|
| 1764 |
|
|
mips_elf64_be_swap_reloca_in (bfd *abfd, const bfd_byte *src,
|
| 1765 |
|
|
Elf_Internal_Rela *dst)
|
| 1766 |
|
|
{
|
| 1767 |
|
|
Elf64_Mips_Internal_Rela mirela;
|
| 1768 |
|
|
|
| 1769 |
|
|
mips_elf64_swap_reloca_in (abfd,
|
| 1770 |
|
|
(const Elf64_Mips_External_Rela *) src,
|
| 1771 |
|
|
&mirela);
|
| 1772 |
|
|
|
| 1773 |
|
|
dst[0].r_offset = mirela.r_offset;
|
| 1774 |
|
|
dst[0].r_info = ELF64_R_INFO (mirela.r_sym, mirela.r_type);
|
| 1775 |
|
|
dst[0].r_addend = mirela.r_addend;
|
| 1776 |
|
|
dst[1].r_offset = mirela.r_offset;
|
| 1777 |
|
|
dst[1].r_info = ELF64_R_INFO (mirela.r_ssym, mirela.r_type2);
|
| 1778 |
|
|
dst[1].r_addend = 0;
|
| 1779 |
|
|
dst[2].r_offset = mirela.r_offset;
|
| 1780 |
|
|
dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirela.r_type3);
|
| 1781 |
|
|
dst[2].r_addend = 0;
|
| 1782 |
|
|
}
|
| 1783 |
|
|
|
| 1784 |
|
|
/* Swap out a MIPS 64-bit Rel reloc. */
|
| 1785 |
|
|
|
| 1786 |
|
|
static void
|
| 1787 |
|
|
mips_elf64_be_swap_reloc_out (bfd *abfd, const Elf_Internal_Rela *src,
|
| 1788 |
|
|
bfd_byte *dst)
|
| 1789 |
|
|
{
|
| 1790 |
|
|
Elf64_Mips_Internal_Rela mirel;
|
| 1791 |
|
|
|
| 1792 |
|
|
mirel.r_offset = src[0].r_offset;
|
| 1793 |
|
|
BFD_ASSERT(src[0].r_offset == src[1].r_offset);
|
| 1794 |
|
|
|
| 1795 |
|
|
mirel.r_type = ELF64_MIPS_R_TYPE (src[0].r_info);
|
| 1796 |
|
|
mirel.r_sym = ELF64_R_SYM (src[0].r_info);
|
| 1797 |
|
|
mirel.r_type2 = ELF64_MIPS_R_TYPE (src[1].r_info);
|
| 1798 |
|
|
mirel.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info);
|
| 1799 |
|
|
mirel.r_type3 = ELF64_MIPS_R_TYPE (src[2].r_info);
|
| 1800 |
|
|
|
| 1801 |
|
|
mips_elf64_swap_reloc_out (abfd, &mirel,
|
| 1802 |
|
|
(Elf64_Mips_External_Rel *) dst);
|
| 1803 |
|
|
}
|
| 1804 |
|
|
|
| 1805 |
|
|
/* Swap out a MIPS 64-bit Rela reloc. */
|
| 1806 |
|
|
|
| 1807 |
|
|
static void
|
| 1808 |
|
|
mips_elf64_be_swap_reloca_out (bfd *abfd, const Elf_Internal_Rela *src,
|
| 1809 |
|
|
bfd_byte *dst)
|
| 1810 |
|
|
{
|
| 1811 |
|
|
Elf64_Mips_Internal_Rela mirela;
|
| 1812 |
|
|
|
| 1813 |
|
|
mirela.r_offset = src[0].r_offset;
|
| 1814 |
|
|
BFD_ASSERT(src[0].r_offset == src[1].r_offset);
|
| 1815 |
|
|
BFD_ASSERT(src[0].r_offset == src[2].r_offset);
|
| 1816 |
|
|
|
| 1817 |
|
|
mirela.r_type = ELF64_MIPS_R_TYPE (src[0].r_info);
|
| 1818 |
|
|
mirela.r_sym = ELF64_R_SYM (src[0].r_info);
|
| 1819 |
|
|
mirela.r_addend = src[0].r_addend;
|
| 1820 |
|
|
BFD_ASSERT(src[1].r_addend == 0);
|
| 1821 |
|
|
BFD_ASSERT(src[2].r_addend == 0);
|
| 1822 |
|
|
|
| 1823 |
|
|
mirela.r_type2 = ELF64_MIPS_R_TYPE (src[1].r_info);
|
| 1824 |
|
|
mirela.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info);
|
| 1825 |
|
|
mirela.r_type3 = ELF64_MIPS_R_TYPE (src[2].r_info);
|
| 1826 |
|
|
|
| 1827 |
|
|
mips_elf64_swap_reloca_out (abfd, &mirela,
|
| 1828 |
|
|
(Elf64_Mips_External_Rela *) dst);
|
| 1829 |
|
|
}
|
| 1830 |
|
|
|
| 1831 |
|
|
/* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a
|
| 1832 |
|
|
dangerous relocation. */
|
| 1833 |
|
|
|
| 1834 |
|
|
static bfd_boolean
|
| 1835 |
|
|
mips_elf64_assign_gp (bfd *output_bfd, bfd_vma *pgp)
|
| 1836 |
|
|
{
|
| 1837 |
|
|
unsigned int count;
|
| 1838 |
|
|
asymbol **sym;
|
| 1839 |
|
|
unsigned int i;
|
| 1840 |
|
|
|
| 1841 |
|
|
/* If we've already figured out what GP will be, just return it. */
|
| 1842 |
|
|
*pgp = _bfd_get_gp_value (output_bfd);
|
| 1843 |
|
|
if (*pgp)
|
| 1844 |
|
|
return TRUE;
|
| 1845 |
|
|
|
| 1846 |
|
|
count = bfd_get_symcount (output_bfd);
|
| 1847 |
|
|
sym = bfd_get_outsymbols (output_bfd);
|
| 1848 |
|
|
|
| 1849 |
|
|
/* The linker script will have created a symbol named `_gp' with the
|
| 1850 |
|
|
appropriate value. */
|
| 1851 |
|
|
if (sym == NULL)
|
| 1852 |
|
|
i = count;
|
| 1853 |
|
|
else
|
| 1854 |
|
|
{
|
| 1855 |
|
|
for (i = 0; i < count; i++, sym++)
|
| 1856 |
|
|
{
|
| 1857 |
|
|
register const char *name;
|
| 1858 |
|
|
|
| 1859 |
|
|
name = bfd_asymbol_name (*sym);
|
| 1860 |
|
|
if (*name == '_' && strcmp (name, "_gp") == 0)
|
| 1861 |
|
|
{
|
| 1862 |
|
|
*pgp = bfd_asymbol_value (*sym);
|
| 1863 |
|
|
_bfd_set_gp_value (output_bfd, *pgp);
|
| 1864 |
|
|
break;
|
| 1865 |
|
|
}
|
| 1866 |
|
|
}
|
| 1867 |
|
|
}
|
| 1868 |
|
|
|
| 1869 |
|
|
if (i >= count)
|
| 1870 |
|
|
{
|
| 1871 |
|
|
/* Only get the error once. */
|
| 1872 |
|
|
*pgp = 4;
|
| 1873 |
|
|
_bfd_set_gp_value (output_bfd, *pgp);
|
| 1874 |
|
|
return FALSE;
|
| 1875 |
|
|
}
|
| 1876 |
|
|
|
| 1877 |
|
|
return TRUE;
|
| 1878 |
|
|
}
|
| 1879 |
|
|
|
| 1880 |
|
|
/* We have to figure out the gp value, so that we can adjust the
|
| 1881 |
|
|
symbol value correctly. We look up the symbol _gp in the output
|
| 1882 |
|
|
BFD. If we can't find it, we're stuck. We cache it in the ELF
|
| 1883 |
|
|
target data. We don't need to adjust the symbol value for an
|
| 1884 |
|
|
external symbol if we are producing relocatable output. */
|
| 1885 |
|
|
|
| 1886 |
|
|
static bfd_reloc_status_type
|
| 1887 |
|
|
mips_elf64_final_gp (bfd *output_bfd, asymbol *symbol, bfd_boolean relocatable,
|
| 1888 |
|
|
char **error_message, bfd_vma *pgp)
|
| 1889 |
|
|
{
|
| 1890 |
|
|
if (bfd_is_und_section (symbol->section)
|
| 1891 |
|
|
&& ! relocatable)
|
| 1892 |
|
|
{
|
| 1893 |
|
|
*pgp = 0;
|
| 1894 |
|
|
return bfd_reloc_undefined;
|
| 1895 |
|
|
}
|
| 1896 |
|
|
|
| 1897 |
|
|
*pgp = _bfd_get_gp_value (output_bfd);
|
| 1898 |
|
|
if (*pgp == 0
|
| 1899 |
|
|
&& (! relocatable
|
| 1900 |
|
|
|| (symbol->flags & BSF_SECTION_SYM) != 0))
|
| 1901 |
|
|
{
|
| 1902 |
|
|
if (relocatable)
|
| 1903 |
|
|
{
|
| 1904 |
|
|
/* Make up a value. */
|
| 1905 |
|
|
*pgp = symbol->section->output_section->vma /*+ 0x4000*/;
|
| 1906 |
|
|
_bfd_set_gp_value (output_bfd, *pgp);
|
| 1907 |
|
|
}
|
| 1908 |
|
|
else if (!mips_elf64_assign_gp (output_bfd, pgp))
|
| 1909 |
|
|
{
|
| 1910 |
|
|
*error_message =
|
| 1911 |
|
|
(char *) _("GP relative relocation when _gp not defined");
|
| 1912 |
|
|
return bfd_reloc_dangerous;
|
| 1913 |
|
|
}
|
| 1914 |
|
|
}
|
| 1915 |
|
|
|
| 1916 |
|
|
return bfd_reloc_ok;
|
| 1917 |
|
|
}
|
| 1918 |
|
|
|
| 1919 |
|
|
/* Do a R_MIPS_GPREL16 relocation. This is a 16 bit value which must
|
| 1920 |
|
|
become the offset from the gp register. */
|
| 1921 |
|
|
|
| 1922 |
|
|
static bfd_reloc_status_type
|
| 1923 |
|
|
mips_elf64_gprel16_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
|
| 1924 |
|
|
void *data, asection *input_section, bfd *output_bfd,
|
| 1925 |
|
|
char **error_message)
|
| 1926 |
|
|
{
|
| 1927 |
|
|
bfd_boolean relocatable;
|
| 1928 |
|
|
bfd_reloc_status_type ret;
|
| 1929 |
|
|
bfd_vma gp;
|
| 1930 |
|
|
|
| 1931 |
|
|
/* If we're relocating, and this is an external symbol, we don't want
|
| 1932 |
|
|
to change anything. */
|
| 1933 |
|
|
if (output_bfd != NULL
|
| 1934 |
|
|
&& (symbol->flags & BSF_SECTION_SYM) == 0
|
| 1935 |
|
|
&& (symbol->flags & BSF_LOCAL) != 0)
|
| 1936 |
|
|
{
|
| 1937 |
|
|
reloc_entry->address += input_section->output_offset;
|
| 1938 |
|
|
return bfd_reloc_ok;
|
| 1939 |
|
|
}
|
| 1940 |
|
|
|
| 1941 |
|
|
if (output_bfd != NULL)
|
| 1942 |
|
|
relocatable = TRUE;
|
| 1943 |
|
|
else
|
| 1944 |
|
|
{
|
| 1945 |
|
|
relocatable = FALSE;
|
| 1946 |
|
|
output_bfd = symbol->section->output_section->owner;
|
| 1947 |
|
|
}
|
| 1948 |
|
|
|
| 1949 |
|
|
ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message,
|
| 1950 |
|
|
&gp);
|
| 1951 |
|
|
if (ret != bfd_reloc_ok)
|
| 1952 |
|
|
return ret;
|
| 1953 |
|
|
|
| 1954 |
|
|
return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
|
| 1955 |
|
|
input_section, relocatable,
|
| 1956 |
|
|
data, gp);
|
| 1957 |
|
|
}
|
| 1958 |
|
|
|
| 1959 |
|
|
/* Do a R_MIPS_LITERAL relocation. */
|
| 1960 |
|
|
|
| 1961 |
|
|
static bfd_reloc_status_type
|
| 1962 |
|
|
mips_elf64_literal_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
|
| 1963 |
|
|
void *data, asection *input_section, bfd *output_bfd,
|
| 1964 |
|
|
char **error_message)
|
| 1965 |
|
|
{
|
| 1966 |
|
|
bfd_boolean relocatable;
|
| 1967 |
|
|
bfd_reloc_status_type ret;
|
| 1968 |
|
|
bfd_vma gp;
|
| 1969 |
|
|
|
| 1970 |
|
|
/* R_MIPS_LITERAL relocations are defined for local symbols only. */
|
| 1971 |
|
|
if (output_bfd != NULL
|
| 1972 |
|
|
&& (symbol->flags & BSF_SECTION_SYM) == 0
|
| 1973 |
|
|
&& (symbol->flags & BSF_LOCAL) != 0)
|
| 1974 |
|
|
{
|
| 1975 |
|
|
*error_message = (char *)
|
| 1976 |
|
|
_("literal relocation occurs for an external symbol");
|
| 1977 |
|
|
return bfd_reloc_outofrange;
|
| 1978 |
|
|
}
|
| 1979 |
|
|
|
| 1980 |
|
|
/* FIXME: The entries in the .lit8 and .lit4 sections should be merged. */
|
| 1981 |
|
|
if (output_bfd != NULL)
|
| 1982 |
|
|
relocatable = TRUE;
|
| 1983 |
|
|
else
|
| 1984 |
|
|
{
|
| 1985 |
|
|
relocatable = FALSE;
|
| 1986 |
|
|
output_bfd = symbol->section->output_section->owner;
|
| 1987 |
|
|
}
|
| 1988 |
|
|
|
| 1989 |
|
|
ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message,
|
| 1990 |
|
|
&gp);
|
| 1991 |
|
|
if (ret != bfd_reloc_ok)
|
| 1992 |
|
|
return ret;
|
| 1993 |
|
|
|
| 1994 |
|
|
return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
|
| 1995 |
|
|
input_section, relocatable,
|
| 1996 |
|
|
data, gp);
|
| 1997 |
|
|
}
|
| 1998 |
|
|
|
| 1999 |
|
|
/* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must
|
| 2000 |
|
|
become the offset from the gp register. */
|
| 2001 |
|
|
|
| 2002 |
|
|
static bfd_reloc_status_type
|
| 2003 |
|
|
mips_elf64_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
|
| 2004 |
|
|
void *data, asection *input_section, bfd *output_bfd,
|
| 2005 |
|
|
char **error_message)
|
| 2006 |
|
|
{
|
| 2007 |
|
|
bfd_boolean relocatable;
|
| 2008 |
|
|
bfd_reloc_status_type ret;
|
| 2009 |
|
|
bfd_vma gp;
|
| 2010 |
|
|
bfd_vma relocation;
|
| 2011 |
|
|
bfd_vma val;
|
| 2012 |
|
|
|
| 2013 |
|
|
/* R_MIPS_GPREL32 relocations are defined for local symbols only. */
|
| 2014 |
|
|
if (output_bfd != NULL
|
| 2015 |
|
|
&& (symbol->flags & BSF_SECTION_SYM) == 0
|
| 2016 |
|
|
&& (symbol->flags & BSF_LOCAL) != 0)
|
| 2017 |
|
|
{
|
| 2018 |
|
|
*error_message = (char *)
|
| 2019 |
|
|
_("32bits gp relative relocation occurs for an external symbol");
|
| 2020 |
|
|
return bfd_reloc_outofrange;
|
| 2021 |
|
|
}
|
| 2022 |
|
|
|
| 2023 |
|
|
if (output_bfd != NULL)
|
| 2024 |
|
|
relocatable = TRUE;
|
| 2025 |
|
|
else
|
| 2026 |
|
|
{
|
| 2027 |
|
|
relocatable = FALSE;
|
| 2028 |
|
|
output_bfd = symbol->section->output_section->owner;
|
| 2029 |
|
|
}
|
| 2030 |
|
|
|
| 2031 |
|
|
ret = mips_elf64_final_gp (output_bfd, symbol, relocatable,
|
| 2032 |
|
|
error_message, &gp);
|
| 2033 |
|
|
if (ret != bfd_reloc_ok)
|
| 2034 |
|
|
return ret;
|
| 2035 |
|
|
|
| 2036 |
|
|
if (bfd_is_com_section (symbol->section))
|
| 2037 |
|
|
relocation = 0;
|
| 2038 |
|
|
else
|
| 2039 |
|
|
relocation = symbol->value;
|
| 2040 |
|
|
|
| 2041 |
|
|
relocation += symbol->section->output_section->vma;
|
| 2042 |
|
|
relocation += symbol->section->output_offset;
|
| 2043 |
|
|
|
| 2044 |
|
|
if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
|
| 2045 |
|
|
return bfd_reloc_outofrange;
|
| 2046 |
|
|
|
| 2047 |
|
|
/* Set val to the offset into the section or symbol. */
|
| 2048 |
|
|
val = reloc_entry->addend;
|
| 2049 |
|
|
|
| 2050 |
|
|
if (reloc_entry->howto->partial_inplace)
|
| 2051 |
|
|
val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
|
| 2052 |
|
|
|
| 2053 |
|
|
/* Adjust val for the final section location and GP value. If we
|
| 2054 |
|
|
are producing relocatable output, we don't want to do this for
|
| 2055 |
|
|
an external symbol. */
|
| 2056 |
|
|
if (! relocatable
|
| 2057 |
|
|
|| (symbol->flags & BSF_SECTION_SYM) != 0)
|
| 2058 |
|
|
val += relocation - gp;
|
| 2059 |
|
|
|
| 2060 |
|
|
if (reloc_entry->howto->partial_inplace)
|
| 2061 |
|
|
bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address);
|
| 2062 |
|
|
else
|
| 2063 |
|
|
reloc_entry->addend = val;
|
| 2064 |
|
|
|
| 2065 |
|
|
if (relocatable)
|
| 2066 |
|
|
reloc_entry->address += input_section->output_offset;
|
| 2067 |
|
|
|
| 2068 |
|
|
return bfd_reloc_ok;
|
| 2069 |
|
|
}
|
| 2070 |
|
|
|
| 2071 |
|
|
/* Do a R_MIPS_SHIFT6 relocation. The MSB of the shift is stored at bit 2,
|
| 2072 |
|
|
the rest is at bits 6-10. The bitpos already got right by the howto. */
|
| 2073 |
|
|
|
| 2074 |
|
|
static bfd_reloc_status_type
|
| 2075 |
|
|
mips_elf64_shift6_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
|
| 2076 |
|
|
void *data, asection *input_section, bfd *output_bfd,
|
| 2077 |
|
|
char **error_message)
|
| 2078 |
|
|
{
|
| 2079 |
|
|
if (reloc_entry->howto->partial_inplace)
|
| 2080 |
|
|
{
|
| 2081 |
|
|
reloc_entry->addend = ((reloc_entry->addend & 0x00007c0)
|
| 2082 |
|
|
| (reloc_entry->addend & 0x00000800) >> 9);
|
| 2083 |
|
|
}
|
| 2084 |
|
|
|
| 2085 |
|
|
return _bfd_mips_elf_generic_reloc (abfd, reloc_entry, symbol, data,
|
| 2086 |
|
|
input_section, output_bfd,
|
| 2087 |
|
|
error_message);
|
| 2088 |
|
|
}
|
| 2089 |
|
|
|
| 2090 |
|
|
/* Handle a mips16 GP relative reloc. */
|
| 2091 |
|
|
|
| 2092 |
|
|
static bfd_reloc_status_type
|
| 2093 |
|
|
mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
|
| 2094 |
|
|
void *data, asection *input_section, bfd *output_bfd,
|
| 2095 |
|
|
char **error_message)
|
| 2096 |
|
|
{
|
| 2097 |
|
|
bfd_boolean relocatable;
|
| 2098 |
|
|
bfd_reloc_status_type ret;
|
| 2099 |
|
|
bfd_byte *location;
|
| 2100 |
|
|
bfd_vma gp;
|
| 2101 |
|
|
|
| 2102 |
|
|
/* If we're relocating, and this is an external symbol, we don't want
|
| 2103 |
|
|
to change anything. */
|
| 2104 |
|
|
if (output_bfd != NULL
|
| 2105 |
|
|
&& (symbol->flags & BSF_SECTION_SYM) == 0
|
| 2106 |
|
|
&& (symbol->flags & BSF_LOCAL) != 0)
|
| 2107 |
|
|
{
|
| 2108 |
|
|
reloc_entry->address += input_section->output_offset;
|
| 2109 |
|
|
return bfd_reloc_ok;
|
| 2110 |
|
|
}
|
| 2111 |
|
|
|
| 2112 |
|
|
if (output_bfd != NULL)
|
| 2113 |
|
|
relocatable = TRUE;
|
| 2114 |
|
|
else
|
| 2115 |
|
|
{
|
| 2116 |
|
|
relocatable = FALSE;
|
| 2117 |
|
|
output_bfd = symbol->section->output_section->owner;
|
| 2118 |
|
|
}
|
| 2119 |
|
|
|
| 2120 |
|
|
ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message,
|
| 2121 |
|
|
&gp);
|
| 2122 |
|
|
if (ret != bfd_reloc_ok)
|
| 2123 |
|
|
return ret;
|
| 2124 |
|
|
|
| 2125 |
|
|
location = (bfd_byte *) data + reloc_entry->address;
|
| 2126 |
|
|
_bfd_mips16_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE,
|
| 2127 |
|
|
location);
|
| 2128 |
|
|
ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
|
| 2129 |
|
|
input_section, relocatable,
|
| 2130 |
|
|
data, gp);
|
| 2131 |
|
|
_bfd_mips16_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
|
| 2132 |
|
|
location);
|
| 2133 |
|
|
|
| 2134 |
|
|
return ret;
|
| 2135 |
|
|
}
|
| 2136 |
|
|
|
| 2137 |
|
|
/* A mapping from BFD reloc types to MIPS ELF reloc types. */
|
| 2138 |
|
|
|
| 2139 |
|
|
struct elf_reloc_map {
|
| 2140 |
|
|
bfd_reloc_code_real_type bfd_val;
|
| 2141 |
|
|
enum elf_mips_reloc_type elf_val;
|
| 2142 |
|
|
};
|
| 2143 |
|
|
|
| 2144 |
|
|
static const struct elf_reloc_map mips_reloc_map[] =
|
| 2145 |
|
|
{
|
| 2146 |
|
|
{ BFD_RELOC_NONE, R_MIPS_NONE },
|
| 2147 |
|
|
{ BFD_RELOC_16, R_MIPS_16 },
|
| 2148 |
|
|
{ BFD_RELOC_32, R_MIPS_32 },
|
| 2149 |
|
|
/* There is no BFD reloc for R_MIPS_REL32. */
|
| 2150 |
|
|
{ BFD_RELOC_64, R_MIPS_64 },
|
| 2151 |
|
|
{ BFD_RELOC_CTOR, R_MIPS_64 },
|
| 2152 |
|
|
{ BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 },
|
| 2153 |
|
|
{ BFD_RELOC_HI16_S, R_MIPS_HI16 },
|
| 2154 |
|
|
{ BFD_RELOC_LO16, R_MIPS_LO16 },
|
| 2155 |
|
|
{ BFD_RELOC_GPREL16, R_MIPS_GPREL16 },
|
| 2156 |
|
|
{ BFD_RELOC_GPREL32, R_MIPS_GPREL32 },
|
| 2157 |
|
|
{ BFD_RELOC_MIPS_JMP, R_MIPS_26 },
|
| 2158 |
|
|
{ BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL },
|
| 2159 |
|
|
{ BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 },
|
| 2160 |
|
|
{ BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 },
|
| 2161 |
|
|
{ BFD_RELOC_MIPS_SHIFT5, R_MIPS_SHIFT5 },
|
| 2162 |
|
|
{ BFD_RELOC_MIPS_SHIFT6, R_MIPS_SHIFT6 },
|
| 2163 |
|
|
{ BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP },
|
| 2164 |
|
|
{ BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE },
|
| 2165 |
|
|
{ BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST },
|
| 2166 |
|
|
{ BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 },
|
| 2167 |
|
|
{ BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 },
|
| 2168 |
|
|
{ BFD_RELOC_MIPS_SUB, R_MIPS_SUB },
|
| 2169 |
|
|
{ BFD_RELOC_MIPS_INSERT_A, R_MIPS_INSERT_A },
|
| 2170 |
|
|
{ BFD_RELOC_MIPS_INSERT_B, R_MIPS_INSERT_B },
|
| 2171 |
|
|
{ BFD_RELOC_MIPS_DELETE, R_MIPS_DELETE },
|
| 2172 |
|
|
{ BFD_RELOC_MIPS_HIGHEST, R_MIPS_HIGHEST },
|
| 2173 |
|
|
{ BFD_RELOC_MIPS_HIGHER, R_MIPS_HIGHER },
|
| 2174 |
|
|
{ BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 },
|
| 2175 |
|
|
{ BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 },
|
| 2176 |
|
|
{ BFD_RELOC_MIPS_SCN_DISP, R_MIPS_SCN_DISP },
|
| 2177 |
|
|
{ BFD_RELOC_MIPS_REL16, R_MIPS_REL16 },
|
| 2178 |
|
|
/* Use of R_MIPS_ADD_IMMEDIATE and R_MIPS_PJUMP is deprecated. */
|
| 2179 |
|
|
{ BFD_RELOC_MIPS_RELGOT, R_MIPS_RELGOT },
|
| 2180 |
|
|
{ BFD_RELOC_MIPS_JALR, R_MIPS_JALR },
|
| 2181 |
|
|
{ BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 },
|
| 2182 |
|
|
{ BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 },
|
| 2183 |
|
|
{ BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 },
|
| 2184 |
|
|
{ BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 },
|
| 2185 |
|
|
{ BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD },
|
| 2186 |
|
|
{ BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM },
|
| 2187 |
|
|
{ BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 },
|
| 2188 |
|
|
{ BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 },
|
| 2189 |
|
|
{ BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL },
|
| 2190 |
|
|
{ BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 },
|
| 2191 |
|
|
{ BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 },
|
| 2192 |
|
|
{ BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 },
|
| 2193 |
|
|
{ BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 }
|
| 2194 |
|
|
};
|
| 2195 |
|
|
|
| 2196 |
|
|
static const struct elf_reloc_map mips16_reloc_map[] =
|
| 2197 |
|
|
{
|
| 2198 |
|
|
{ BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min },
|
| 2199 |
|
|
{ BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min },
|
| 2200 |
|
|
{ BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min },
|
| 2201 |
|
|
{ BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min },
|
| 2202 |
|
|
};
|
| 2203 |
|
|
|
| 2204 |
|
|
/* Given a BFD reloc type, return a howto structure. */
|
| 2205 |
|
|
|
| 2206 |
|
|
static reloc_howto_type *
|
| 2207 |
|
|
bfd_elf64_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
|
| 2208 |
|
|
bfd_reloc_code_real_type code)
|
| 2209 |
|
|
{
|
| 2210 |
|
|
unsigned int i;
|
| 2211 |
|
|
/* FIXME: We default to RELA here instead of choosing the right
|
| 2212 |
|
|
relocation variant. */
|
| 2213 |
|
|
reloc_howto_type *howto_table = mips_elf64_howto_table_rela;
|
| 2214 |
|
|
reloc_howto_type *howto16_table = mips16_elf64_howto_table_rela;
|
| 2215 |
|
|
|
| 2216 |
|
|
for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map);
|
| 2217 |
|
|
i++)
|
| 2218 |
|
|
{
|
| 2219 |
|
|
if (mips_reloc_map[i].bfd_val == code)
|
| 2220 |
|
|
return &howto_table[(int) mips_reloc_map[i].elf_val];
|
| 2221 |
|
|
}
|
| 2222 |
|
|
|
| 2223 |
|
|
for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map);
|
| 2224 |
|
|
i++)
|
| 2225 |
|
|
{
|
| 2226 |
|
|
if (mips16_reloc_map[i].bfd_val == code)
|
| 2227 |
|
|
return &howto16_table[(int) mips16_reloc_map[i].elf_val];
|
| 2228 |
|
|
}
|
| 2229 |
|
|
|
| 2230 |
|
|
switch (code)
|
| 2231 |
|
|
{
|
| 2232 |
|
|
case BFD_RELOC_VTABLE_INHERIT:
|
| 2233 |
|
|
return &elf_mips_gnu_vtinherit_howto;
|
| 2234 |
|
|
case BFD_RELOC_VTABLE_ENTRY:
|
| 2235 |
|
|
return &elf_mips_gnu_vtentry_howto;
|
| 2236 |
|
|
default:
|
| 2237 |
|
|
bfd_set_error (bfd_error_bad_value);
|
| 2238 |
|
|
return NULL;
|
| 2239 |
|
|
}
|
| 2240 |
|
|
}
|
| 2241 |
|
|
|
| 2242 |
|
|
static reloc_howto_type *
|
| 2243 |
|
|
bfd_elf64_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
|
| 2244 |
|
|
const char *r_name)
|
| 2245 |
|
|
{
|
| 2246 |
|
|
unsigned int i;
|
| 2247 |
|
|
|
| 2248 |
|
|
for (i = 0;
|
| 2249 |
|
|
i < (sizeof (mips_elf64_howto_table_rela)
|
| 2250 |
|
|
/ sizeof (mips_elf64_howto_table_rela[0])); i++)
|
| 2251 |
|
|
if (mips_elf64_howto_table_rela[i].name != NULL
|
| 2252 |
|
|
&& strcasecmp (mips_elf64_howto_table_rela[i].name, r_name) == 0)
|
| 2253 |
|
|
return &mips_elf64_howto_table_rela[i];
|
| 2254 |
|
|
|
| 2255 |
|
|
for (i = 0;
|
| 2256 |
|
|
i < (sizeof (mips16_elf64_howto_table_rela)
|
| 2257 |
|
|
/ sizeof (mips16_elf64_howto_table_rela[0]));
|
| 2258 |
|
|
i++)
|
| 2259 |
|
|
if (mips16_elf64_howto_table_rela[i].name != NULL
|
| 2260 |
|
|
&& strcasecmp (mips16_elf64_howto_table_rela[i].name, r_name) == 0)
|
| 2261 |
|
|
return &mips16_elf64_howto_table_rela[i];
|
| 2262 |
|
|
|
| 2263 |
|
|
if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0)
|
| 2264 |
|
|
return &elf_mips_gnu_vtinherit_howto;
|
| 2265 |
|
|
if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0)
|
| 2266 |
|
|
return &elf_mips_gnu_vtentry_howto;
|
| 2267 |
|
|
if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0)
|
| 2268 |
|
|
return &elf_mips_gnu_rel16_s2;
|
| 2269 |
|
|
if (strcasecmp (elf_mips_gnu_rela16_s2.name, r_name) == 0)
|
| 2270 |
|
|
return &elf_mips_gnu_rela16_s2;
|
| 2271 |
|
|
|
| 2272 |
|
|
return NULL;
|
| 2273 |
|
|
}
|
| 2274 |
|
|
|
| 2275 |
|
|
/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
|
| 2276 |
|
|
|
| 2277 |
|
|
static reloc_howto_type *
|
| 2278 |
|
|
mips_elf64_rtype_to_howto (unsigned int r_type, bfd_boolean rela_p)
|
| 2279 |
|
|
{
|
| 2280 |
|
|
switch (r_type)
|
| 2281 |
|
|
{
|
| 2282 |
|
|
case R_MIPS_GNU_VTINHERIT:
|
| 2283 |
|
|
return &elf_mips_gnu_vtinherit_howto;
|
| 2284 |
|
|
case R_MIPS_GNU_VTENTRY:
|
| 2285 |
|
|
return &elf_mips_gnu_vtentry_howto;
|
| 2286 |
|
|
case R_MIPS_GNU_REL16_S2:
|
| 2287 |
|
|
if (rela_p)
|
| 2288 |
|
|
return &elf_mips_gnu_rela16_s2;
|
| 2289 |
|
|
else
|
| 2290 |
|
|
return &elf_mips_gnu_rel16_s2;
|
| 2291 |
|
|
default:
|
| 2292 |
|
|
if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max)
|
| 2293 |
|
|
{
|
| 2294 |
|
|
if (rela_p)
|
| 2295 |
|
|
return &mips16_elf64_howto_table_rela[r_type - R_MIPS16_min];
|
| 2296 |
|
|
else
|
| 2297 |
|
|
return &mips16_elf64_howto_table_rel[r_type - R_MIPS16_min];
|
| 2298 |
|
|
}
|
| 2299 |
|
|
BFD_ASSERT (r_type < (unsigned int) R_MIPS_max);
|
| 2300 |
|
|
if (rela_p)
|
| 2301 |
|
|
return &mips_elf64_howto_table_rela[r_type];
|
| 2302 |
|
|
else
|
| 2303 |
|
|
return &mips_elf64_howto_table_rel[r_type];
|
| 2304 |
|
|
break;
|
| 2305 |
|
|
}
|
| 2306 |
|
|
}
|
| 2307 |
|
|
|
| 2308 |
|
|
/* Prevent relocation handling by bfd for MIPS ELF64. */
|
| 2309 |
|
|
|
| 2310 |
|
|
static void
|
| 2311 |
|
|
mips_elf64_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED,
|
| 2312 |
|
|
arelent *cache_ptr ATTRIBUTE_UNUSED,
|
| 2313 |
|
|
Elf_Internal_Rela *dst ATTRIBUTE_UNUSED)
|
| 2314 |
|
|
{
|
| 2315 |
|
|
BFD_ASSERT (0);
|
| 2316 |
|
|
}
|
| 2317 |
|
|
|
| 2318 |
|
|
static void
|
| 2319 |
|
|
mips_elf64_info_to_howto_rela (bfd *abfd ATTRIBUTE_UNUSED,
|
| 2320 |
|
|
arelent *cache_ptr ATTRIBUTE_UNUSED,
|
| 2321 |
|
|
Elf_Internal_Rela *dst ATTRIBUTE_UNUSED)
|
| 2322 |
|
|
{
|
| 2323 |
|
|
BFD_ASSERT (0);
|
| 2324 |
|
|
}
|
| 2325 |
|
|
|
| 2326 |
|
|
/* Since each entry in an SHT_REL or SHT_RELA section can represent up
|
| 2327 |
|
|
to three relocs, we must tell the user to allocate more space. */
|
| 2328 |
|
|
|
| 2329 |
|
|
static long
|
| 2330 |
|
|
mips_elf64_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, asection *sec)
|
| 2331 |
|
|
{
|
| 2332 |
|
|
return (sec->reloc_count * 3 + 1) * sizeof (arelent *);
|
| 2333 |
|
|
}
|
| 2334 |
|
|
|
| 2335 |
|
|
static long
|
| 2336 |
|
|
mips_elf64_get_dynamic_reloc_upper_bound (bfd *abfd)
|
| 2337 |
|
|
{
|
| 2338 |
|
|
return _bfd_elf_get_dynamic_reloc_upper_bound (abfd) * 3;
|
| 2339 |
|
|
}
|
| 2340 |
|
|
|
| 2341 |
|
|
/* We must also copy more relocations than the corresponding functions
|
| 2342 |
|
|
in elf.c would, so the two following functions are slightly
|
| 2343 |
|
|
modified from elf.c, that multiply the external relocation count by
|
| 2344 |
|
|
3 to obtain the internal relocation count. */
|
| 2345 |
|
|
|
| 2346 |
|
|
static long
|
| 2347 |
|
|
mips_elf64_canonicalize_reloc (bfd *abfd, sec_ptr section,
|
| 2348 |
|
|
arelent **relptr, asymbol **symbols)
|
| 2349 |
|
|
{
|
| 2350 |
|
|
arelent *tblptr;
|
| 2351 |
|
|
unsigned int i;
|
| 2352 |
|
|
const struct elf_backend_data *bed = get_elf_backend_data (abfd);
|
| 2353 |
|
|
|
| 2354 |
|
|
if (! bed->s->slurp_reloc_table (abfd, section, symbols, FALSE))
|
| 2355 |
|
|
return -1;
|
| 2356 |
|
|
|
| 2357 |
|
|
tblptr = section->relocation;
|
| 2358 |
|
|
for (i = 0; i < section->reloc_count * 3; i++)
|
| 2359 |
|
|
*relptr++ = tblptr++;
|
| 2360 |
|
|
|
| 2361 |
|
|
*relptr = NULL;
|
| 2362 |
|
|
|
| 2363 |
|
|
return section->reloc_count * 3;
|
| 2364 |
|
|
}
|
| 2365 |
|
|
|
| 2366 |
|
|
static long
|
| 2367 |
|
|
mips_elf64_canonicalize_dynamic_reloc (bfd *abfd, arelent **storage,
|
| 2368 |
|
|
asymbol **syms)
|
| 2369 |
|
|
{
|
| 2370 |
|
|
bfd_boolean (*slurp_relocs) (bfd *, asection *, asymbol **, bfd_boolean);
|
| 2371 |
|
|
asection *s;
|
| 2372 |
|
|
long ret;
|
| 2373 |
|
|
|
| 2374 |
|
|
if (elf_dynsymtab (abfd) == 0)
|
| 2375 |
|
|
{
|
| 2376 |
|
|
bfd_set_error (bfd_error_invalid_operation);
|
| 2377 |
|
|
return -1;
|
| 2378 |
|
|
}
|
| 2379 |
|
|
|
| 2380 |
|
|
slurp_relocs = get_elf_backend_data (abfd)->s->slurp_reloc_table;
|
| 2381 |
|
|
ret = 0;
|
| 2382 |
|
|
for (s = abfd->sections; s != NULL; s = s->next)
|
| 2383 |
|
|
{
|
| 2384 |
|
|
if (elf_section_data (s)->this_hdr.sh_link == elf_dynsymtab (abfd)
|
| 2385 |
|
|
&& (elf_section_data (s)->this_hdr.sh_type == SHT_REL
|
| 2386 |
|
|
|| elf_section_data (s)->this_hdr.sh_type == SHT_RELA))
|
| 2387 |
|
|
{
|
| 2388 |
|
|
arelent *p;
|
| 2389 |
|
|
long count, i;
|
| 2390 |
|
|
|
| 2391 |
|
|
if (! (*slurp_relocs) (abfd, s, syms, TRUE))
|
| 2392 |
|
|
return -1;
|
| 2393 |
|
|
count = s->size / elf_section_data (s)->this_hdr.sh_entsize * 3;
|
| 2394 |
|
|
p = s->relocation;
|
| 2395 |
|
|
for (i = 0; i < count; i++)
|
| 2396 |
|
|
*storage++ = p++;
|
| 2397 |
|
|
ret += count;
|
| 2398 |
|
|
}
|
| 2399 |
|
|
}
|
| 2400 |
|
|
|
| 2401 |
|
|
*storage = NULL;
|
| 2402 |
|
|
|
| 2403 |
|
|
return ret;
|
| 2404 |
|
|
}
|
| 2405 |
|
|
|
| 2406 |
|
|
/* Read the relocations from one reloc section. This is mostly copied
|
| 2407 |
|
|
from elfcode.h, except for the changes to expand one external
|
| 2408 |
|
|
relocation to 3 internal ones. We must unfortunately set
|
| 2409 |
|
|
reloc_count to the number of external relocations, because a lot of
|
| 2410 |
|
|
generic code seems to depend on this. */
|
| 2411 |
|
|
|
| 2412 |
|
|
static bfd_boolean
|
| 2413 |
|
|
mips_elf64_slurp_one_reloc_table (bfd *abfd, asection *asect,
|
| 2414 |
|
|
Elf_Internal_Shdr *rel_hdr,
|
| 2415 |
|
|
bfd_size_type reloc_count,
|
| 2416 |
|
|
arelent *relents, asymbol **symbols,
|
| 2417 |
|
|
bfd_boolean dynamic)
|
| 2418 |
|
|
{
|
| 2419 |
|
|
void *allocated;
|
| 2420 |
|
|
bfd_byte *native_relocs;
|
| 2421 |
|
|
arelent *relent;
|
| 2422 |
|
|
bfd_vma i;
|
| 2423 |
|
|
int entsize;
|
| 2424 |
|
|
bfd_boolean rela_p;
|
| 2425 |
|
|
|
| 2426 |
|
|
allocated = bfd_malloc (rel_hdr->sh_size);
|
| 2427 |
|
|
if (allocated == NULL)
|
| 2428 |
|
|
return FALSE;
|
| 2429 |
|
|
|
| 2430 |
|
|
if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0
|
| 2431 |
|
|
|| (bfd_bread (allocated, rel_hdr->sh_size, abfd)
|
| 2432 |
|
|
!= rel_hdr->sh_size))
|
| 2433 |
|
|
goto error_return;
|
| 2434 |
|
|
|
| 2435 |
|
|
native_relocs = allocated;
|
| 2436 |
|
|
|
| 2437 |
|
|
entsize = rel_hdr->sh_entsize;
|
| 2438 |
|
|
BFD_ASSERT (entsize == sizeof (Elf64_Mips_External_Rel)
|
| 2439 |
|
|
|| entsize == sizeof (Elf64_Mips_External_Rela));
|
| 2440 |
|
|
|
| 2441 |
|
|
if (entsize == sizeof (Elf64_Mips_External_Rel))
|
| 2442 |
|
|
rela_p = FALSE;
|
| 2443 |
|
|
else
|
| 2444 |
|
|
rela_p = TRUE;
|
| 2445 |
|
|
|
| 2446 |
|
|
for (i = 0, relent = relents;
|
| 2447 |
|
|
i < reloc_count;
|
| 2448 |
|
|
i++, native_relocs += entsize)
|
| 2449 |
|
|
{
|
| 2450 |
|
|
Elf64_Mips_Internal_Rela rela;
|
| 2451 |
|
|
bfd_boolean used_sym, used_ssym;
|
| 2452 |
|
|
int ir;
|
| 2453 |
|
|
|
| 2454 |
|
|
if (entsize == sizeof (Elf64_Mips_External_Rela))
|
| 2455 |
|
|
mips_elf64_swap_reloca_in (abfd,
|
| 2456 |
|
|
(Elf64_Mips_External_Rela *) native_relocs,
|
| 2457 |
|
|
&rela);
|
| 2458 |
|
|
else
|
| 2459 |
|
|
mips_elf64_swap_reloc_in (abfd,
|
| 2460 |
|
|
(Elf64_Mips_External_Rel *) native_relocs,
|
| 2461 |
|
|
&rela);
|
| 2462 |
|
|
|
| 2463 |
|
|
/* Each entry represents exactly three actual relocations. */
|
| 2464 |
|
|
|
| 2465 |
|
|
used_sym = FALSE;
|
| 2466 |
|
|
used_ssym = FALSE;
|
| 2467 |
|
|
for (ir = 0; ir < 3; ir++)
|
| 2468 |
|
|
{
|
| 2469 |
|
|
enum elf_mips_reloc_type type;
|
| 2470 |
|
|
|
| 2471 |
|
|
switch (ir)
|
| 2472 |
|
|
{
|
| 2473 |
|
|
default:
|
| 2474 |
|
|
abort ();
|
| 2475 |
|
|
case 0:
|
| 2476 |
|
|
type = (enum elf_mips_reloc_type) rela.r_type;
|
| 2477 |
|
|
break;
|
| 2478 |
|
|
case 1:
|
| 2479 |
|
|
type = (enum elf_mips_reloc_type) rela.r_type2;
|
| 2480 |
|
|
break;
|
| 2481 |
|
|
case 2:
|
| 2482 |
|
|
type = (enum elf_mips_reloc_type) rela.r_type3;
|
| 2483 |
|
|
break;
|
| 2484 |
|
|
}
|
| 2485 |
|
|
|
| 2486 |
|
|
/* Some types require symbols, whereas some do not. */
|
| 2487 |
|
|
switch (type)
|
| 2488 |
|
|
{
|
| 2489 |
|
|
case R_MIPS_NONE:
|
| 2490 |
|
|
case R_MIPS_LITERAL:
|
| 2491 |
|
|
case R_MIPS_INSERT_A:
|
| 2492 |
|
|
case R_MIPS_INSERT_B:
|
| 2493 |
|
|
case R_MIPS_DELETE:
|
| 2494 |
|
|
relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
|
| 2495 |
|
|
break;
|
| 2496 |
|
|
|
| 2497 |
|
|
default:
|
| 2498 |
|
|
if (! used_sym)
|
| 2499 |
|
|
{
|
| 2500 |
|
|
if (rela.r_sym == 0)
|
| 2501 |
|
|
relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
|
| 2502 |
|
|
else
|
| 2503 |
|
|
{
|
| 2504 |
|
|
asymbol **ps, *s;
|
| 2505 |
|
|
|
| 2506 |
|
|
ps = symbols + rela.r_sym - 1;
|
| 2507 |
|
|
s = *ps;
|
| 2508 |
|
|
if ((s->flags & BSF_SECTION_SYM) == 0)
|
| 2509 |
|
|
relent->sym_ptr_ptr = ps;
|
| 2510 |
|
|
else
|
| 2511 |
|
|
relent->sym_ptr_ptr = s->section->symbol_ptr_ptr;
|
| 2512 |
|
|
}
|
| 2513 |
|
|
|
| 2514 |
|
|
used_sym = TRUE;
|
| 2515 |
|
|
}
|
| 2516 |
|
|
else if (! used_ssym)
|
| 2517 |
|
|
{
|
| 2518 |
|
|
switch (rela.r_ssym)
|
| 2519 |
|
|
{
|
| 2520 |
|
|
case RSS_UNDEF:
|
| 2521 |
|
|
relent->sym_ptr_ptr =
|
| 2522 |
|
|
bfd_abs_section_ptr->symbol_ptr_ptr;
|
| 2523 |
|
|
break;
|
| 2524 |
|
|
|
| 2525 |
|
|
case RSS_GP:
|
| 2526 |
|
|
case RSS_GP0:
|
| 2527 |
|
|
case RSS_LOC:
|
| 2528 |
|
|
/* FIXME: I think these need to be handled using
|
| 2529 |
|
|
special howto structures. */
|
| 2530 |
|
|
BFD_ASSERT (0);
|
| 2531 |
|
|
break;
|
| 2532 |
|
|
|
| 2533 |
|
|
default:
|
| 2534 |
|
|
BFD_ASSERT (0);
|
| 2535 |
|
|
break;
|
| 2536 |
|
|
}
|
| 2537 |
|
|
|
| 2538 |
|
|
used_ssym = TRUE;
|
| 2539 |
|
|
}
|
| 2540 |
|
|
else
|
| 2541 |
|
|
relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
|
| 2542 |
|
|
|
| 2543 |
|
|
break;
|
| 2544 |
|
|
}
|
| 2545 |
|
|
|
| 2546 |
|
|
/* The address of an ELF reloc is section relative for an
|
| 2547 |
|
|
object file, and absolute for an executable file or
|
| 2548 |
|
|
shared library. The address of a BFD reloc is always
|
| 2549 |
|
|
section relative. */
|
| 2550 |
|
|
if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0 || dynamic)
|
| 2551 |
|
|
relent->address = rela.r_offset;
|
| 2552 |
|
|
else
|
| 2553 |
|
|
relent->address = rela.r_offset - asect->vma;
|
| 2554 |
|
|
|
| 2555 |
|
|
relent->addend = rela.r_addend;
|
| 2556 |
|
|
|
| 2557 |
|
|
relent->howto = mips_elf64_rtype_to_howto (type, rela_p);
|
| 2558 |
|
|
|
| 2559 |
|
|
++relent;
|
| 2560 |
|
|
}
|
| 2561 |
|
|
}
|
| 2562 |
|
|
|
| 2563 |
|
|
asect->reloc_count += (relent - relents) / 3;
|
| 2564 |
|
|
|
| 2565 |
|
|
if (allocated != NULL)
|
| 2566 |
|
|
free (allocated);
|
| 2567 |
|
|
|
| 2568 |
|
|
return TRUE;
|
| 2569 |
|
|
|
| 2570 |
|
|
error_return:
|
| 2571 |
|
|
if (allocated != NULL)
|
| 2572 |
|
|
free (allocated);
|
| 2573 |
|
|
return FALSE;
|
| 2574 |
|
|
}
|
| 2575 |
|
|
|
| 2576 |
|
|
/* Read the relocations. On Irix 6, there can be two reloc sections
|
| 2577 |
|
|
associated with a single data section. This is copied from
|
| 2578 |
|
|
elfcode.h as well, with changes as small as accounting for 3
|
| 2579 |
|
|
internal relocs per external reloc and resetting reloc_count to
|
| 2580 |
|
|
zero before processing the relocs of a section. */
|
| 2581 |
|
|
|
| 2582 |
|
|
static bfd_boolean
|
| 2583 |
|
|
mips_elf64_slurp_reloc_table (bfd *abfd, asection *asect,
|
| 2584 |
|
|
asymbol **symbols, bfd_boolean dynamic)
|
| 2585 |
|
|
{
|
| 2586 |
|
|
struct bfd_elf_section_data * const d = elf_section_data (asect);
|
| 2587 |
|
|
Elf_Internal_Shdr *rel_hdr;
|
| 2588 |
|
|
Elf_Internal_Shdr *rel_hdr2;
|
| 2589 |
|
|
bfd_size_type reloc_count;
|
| 2590 |
|
|
bfd_size_type reloc_count2;
|
| 2591 |
|
|
arelent *relents;
|
| 2592 |
|
|
bfd_size_type amt;
|
| 2593 |
|
|
|
| 2594 |
|
|
if (asect->relocation != NULL)
|
| 2595 |
|
|
return TRUE;
|
| 2596 |
|
|
|
| 2597 |
|
|
if (! dynamic)
|
| 2598 |
|
|
{
|
| 2599 |
|
|
if ((asect->flags & SEC_RELOC) == 0
|
| 2600 |
|
|
|| asect->reloc_count == 0)
|
| 2601 |
|
|
return TRUE;
|
| 2602 |
|
|
|
| 2603 |
|
|
rel_hdr = &d->rel_hdr;
|
| 2604 |
|
|
reloc_count = NUM_SHDR_ENTRIES (rel_hdr);
|
| 2605 |
|
|
rel_hdr2 = d->rel_hdr2;
|
| 2606 |
|
|
reloc_count2 = (rel_hdr2 ? NUM_SHDR_ENTRIES (rel_hdr2) : 0);
|
| 2607 |
|
|
|
| 2608 |
|
|
BFD_ASSERT (asect->reloc_count == reloc_count + reloc_count2);
|
| 2609 |
|
|
BFD_ASSERT (asect->rel_filepos == rel_hdr->sh_offset
|
| 2610 |
|
|
|| (rel_hdr2 && asect->rel_filepos == rel_hdr2->sh_offset));
|
| 2611 |
|
|
|
| 2612 |
|
|
}
|
| 2613 |
|
|
else
|
| 2614 |
|
|
{
|
| 2615 |
|
|
/* Note that ASECT->RELOC_COUNT tends not to be accurate in this
|
| 2616 |
|
|
case because relocations against this section may use the
|
| 2617 |
|
|
dynamic symbol table, and in that case bfd_section_from_shdr
|
| 2618 |
|
|
in elf.c does not update the RELOC_COUNT. */
|
| 2619 |
|
|
if (asect->size == 0)
|
| 2620 |
|
|
return TRUE;
|
| 2621 |
|
|
|
| 2622 |
|
|
rel_hdr = &d->this_hdr;
|
| 2623 |
|
|
reloc_count = NUM_SHDR_ENTRIES (rel_hdr);
|
| 2624 |
|
|
rel_hdr2 = NULL;
|
| 2625 |
|
|
reloc_count2 = 0;
|
| 2626 |
|
|
}
|
| 2627 |
|
|
|
| 2628 |
|
|
/* Allocate space for 3 arelent structures for each Rel structure. */
|
| 2629 |
|
|
amt = (reloc_count + reloc_count2) * 3 * sizeof (arelent);
|
| 2630 |
|
|
relents = bfd_alloc (abfd, amt);
|
| 2631 |
|
|
if (relents == NULL)
|
| 2632 |
|
|
return FALSE;
|
| 2633 |
|
|
|
| 2634 |
|
|
/* The slurp_one_reloc_table routine increments reloc_count. */
|
| 2635 |
|
|
asect->reloc_count = 0;
|
| 2636 |
|
|
|
| 2637 |
|
|
if (! mips_elf64_slurp_one_reloc_table (abfd, asect,
|
| 2638 |
|
|
rel_hdr, reloc_count,
|
| 2639 |
|
|
relents,
|
| 2640 |
|
|
symbols, dynamic))
|
| 2641 |
|
|
return FALSE;
|
| 2642 |
|
|
if (d->rel_hdr2 != NULL)
|
| 2643 |
|
|
{
|
| 2644 |
|
|
if (! mips_elf64_slurp_one_reloc_table (abfd, asect,
|
| 2645 |
|
|
rel_hdr2, reloc_count2,
|
| 2646 |
|
|
relents + reloc_count * 3,
|
| 2647 |
|
|
symbols, dynamic))
|
| 2648 |
|
|
return FALSE;
|
| 2649 |
|
|
}
|
| 2650 |
|
|
|
| 2651 |
|
|
asect->relocation = relents;
|
| 2652 |
|
|
return TRUE;
|
| 2653 |
|
|
}
|
| 2654 |
|
|
|
| 2655 |
|
|
/* Write out the relocations. */
|
| 2656 |
|
|
|
| 2657 |
|
|
static void
|
| 2658 |
|
|
mips_elf64_write_relocs (bfd *abfd, asection *sec, void *data)
|
| 2659 |
|
|
{
|
| 2660 |
|
|
bfd_boolean *failedp = data;
|
| 2661 |
|
|
int count;
|
| 2662 |
|
|
Elf_Internal_Shdr *rel_hdr;
|
| 2663 |
|
|
unsigned int idx;
|
| 2664 |
|
|
|
| 2665 |
|
|
/* If we have already failed, don't do anything. */
|
| 2666 |
|
|
if (*failedp)
|
| 2667 |
|
|
return;
|
| 2668 |
|
|
|
| 2669 |
|
|
if ((sec->flags & SEC_RELOC) == 0)
|
| 2670 |
|
|
return;
|
| 2671 |
|
|
|
| 2672 |
|
|
/* The linker backend writes the relocs out itself, and sets the
|
| 2673 |
|
|
reloc_count field to zero to inhibit writing them here. Also,
|
| 2674 |
|
|
sometimes the SEC_RELOC flag gets set even when there aren't any
|
| 2675 |
|
|
relocs. */
|
| 2676 |
|
|
if (sec->reloc_count == 0)
|
| 2677 |
|
|
return;
|
| 2678 |
|
|
|
| 2679 |
|
|
/* We can combine up to three relocs that refer to the same address
|
| 2680 |
|
|
if the latter relocs have no associated symbol. */
|
| 2681 |
|
|
count = 0;
|
| 2682 |
|
|
for (idx = 0; idx < sec->reloc_count; idx++)
|
| 2683 |
|
|
{
|
| 2684 |
|
|
bfd_vma addr;
|
| 2685 |
|
|
unsigned int i;
|
| 2686 |
|
|
|
| 2687 |
|
|
++count;
|
| 2688 |
|
|
|
| 2689 |
|
|
addr = sec->orelocation[idx]->address;
|
| 2690 |
|
|
for (i = 0; i < 2; i++)
|
| 2691 |
|
|
{
|
| 2692 |
|
|
arelent *r;
|
| 2693 |
|
|
|
| 2694 |
|
|
if (idx + 1 >= sec->reloc_count)
|
| 2695 |
|
|
break;
|
| 2696 |
|
|
r = sec->orelocation[idx + 1];
|
| 2697 |
|
|
if (r->address != addr
|
| 2698 |
|
|
|| ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section)
|
| 2699 |
|
|
|| (*r->sym_ptr_ptr)->value != 0)
|
| 2700 |
|
|
break;
|
| 2701 |
|
|
|
| 2702 |
|
|
/* We can merge the reloc at IDX + 1 with the reloc at IDX. */
|
| 2703 |
|
|
|
| 2704 |
|
|
++idx;
|
| 2705 |
|
|
}
|
| 2706 |
|
|
}
|
| 2707 |
|
|
|
| 2708 |
|
|
rel_hdr = &elf_section_data (sec)->rel_hdr;
|
| 2709 |
|
|
|
| 2710 |
|
|
/* Do the actual relocation. */
|
| 2711 |
|
|
|
| 2712 |
|
|
if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rel))
|
| 2713 |
|
|
mips_elf64_write_rel (abfd, sec, rel_hdr, &count, data);
|
| 2714 |
|
|
else if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rela))
|
| 2715 |
|
|
mips_elf64_write_rela (abfd, sec, rel_hdr, &count, data);
|
| 2716 |
|
|
else
|
| 2717 |
|
|
BFD_ASSERT (0);
|
| 2718 |
|
|
}
|
| 2719 |
|
|
|
| 2720 |
|
|
static void
|
| 2721 |
|
|
mips_elf64_write_rel (bfd *abfd, asection *sec,
|
| 2722 |
|
|
Elf_Internal_Shdr *rel_hdr,
|
| 2723 |
|
|
int *count, void *data)
|
| 2724 |
|
|
{
|
| 2725 |
|
|
bfd_boolean *failedp = data;
|
| 2726 |
|
|
Elf64_Mips_External_Rel *ext_rel;
|
| 2727 |
|
|
unsigned int idx;
|
| 2728 |
|
|
asymbol *last_sym = 0;
|
| 2729 |
|
|
int last_sym_idx = 0;
|
| 2730 |
|
|
|
| 2731 |
|
|
rel_hdr->sh_size = rel_hdr->sh_entsize * *count;
|
| 2732 |
|
|
rel_hdr->contents = bfd_alloc (abfd, rel_hdr->sh_size);
|
| 2733 |
|
|
if (rel_hdr->contents == NULL)
|
| 2734 |
|
|
{
|
| 2735 |
|
|
*failedp = TRUE;
|
| 2736 |
|
|
return;
|
| 2737 |
|
|
}
|
| 2738 |
|
|
|
| 2739 |
|
|
ext_rel = (Elf64_Mips_External_Rel *) rel_hdr->contents;
|
| 2740 |
|
|
for (idx = 0; idx < sec->reloc_count; idx++, ext_rel++)
|
| 2741 |
|
|
{
|
| 2742 |
|
|
arelent *ptr;
|
| 2743 |
|
|
Elf64_Mips_Internal_Rela int_rel;
|
| 2744 |
|
|
asymbol *sym;
|
| 2745 |
|
|
int n;
|
| 2746 |
|
|
unsigned int i;
|
| 2747 |
|
|
|
| 2748 |
|
|
ptr = sec->orelocation[idx];
|
| 2749 |
|
|
|
| 2750 |
|
|
/* The address of an ELF reloc is section relative for an object
|
| 2751 |
|
|
file, and absolute for an executable file or shared library.
|
| 2752 |
|
|
The address of a BFD reloc is always section relative. */
|
| 2753 |
|
|
if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0)
|
| 2754 |
|
|
int_rel.r_offset = ptr->address;
|
| 2755 |
|
|
else
|
| 2756 |
|
|
int_rel.r_offset = ptr->address + sec->vma;
|
| 2757 |
|
|
|
| 2758 |
|
|
sym = *ptr->sym_ptr_ptr;
|
| 2759 |
|
|
if (sym == last_sym)
|
| 2760 |
|
|
n = last_sym_idx;
|
| 2761 |
|
|
else if (bfd_is_abs_section (sym->section) && sym->value == 0)
|
| 2762 |
|
|
n = STN_UNDEF;
|
| 2763 |
|
|
else
|
| 2764 |
|
|
{
|
| 2765 |
|
|
last_sym = sym;
|
| 2766 |
|
|
n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym);
|
| 2767 |
|
|
if (n < 0)
|
| 2768 |
|
|
{
|
| 2769 |
|
|
*failedp = TRUE;
|
| 2770 |
|
|
return;
|
| 2771 |
|
|
}
|
| 2772 |
|
|
last_sym_idx = n;
|
| 2773 |
|
|
}
|
| 2774 |
|
|
|
| 2775 |
|
|
int_rel.r_sym = n;
|
| 2776 |
|
|
int_rel.r_ssym = RSS_UNDEF;
|
| 2777 |
|
|
|
| 2778 |
|
|
if ((*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec
|
| 2779 |
|
|
&& ! _bfd_elf_validate_reloc (abfd, ptr))
|
| 2780 |
|
|
{
|
| 2781 |
|
|
*failedp = TRUE;
|
| 2782 |
|
|
return;
|
| 2783 |
|
|
}
|
| 2784 |
|
|
|
| 2785 |
|
|
int_rel.r_type = ptr->howto->type;
|
| 2786 |
|
|
int_rel.r_type2 = (int) R_MIPS_NONE;
|
| 2787 |
|
|
int_rel.r_type3 = (int) R_MIPS_NONE;
|
| 2788 |
|
|
|
| 2789 |
|
|
for (i = 0; i < 2; i++)
|
| 2790 |
|
|
{
|
| 2791 |
|
|
arelent *r;
|
| 2792 |
|
|
|
| 2793 |
|
|
if (idx + 1 >= sec->reloc_count)
|
| 2794 |
|
|
break;
|
| 2795 |
|
|
r = sec->orelocation[idx + 1];
|
| 2796 |
|
|
if (r->address != ptr->address
|
| 2797 |
|
|
|| ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section)
|
| 2798 |
|
|
|| (*r->sym_ptr_ptr)->value != 0)
|
| 2799 |
|
|
break;
|
| 2800 |
|
|
|
| 2801 |
|
|
/* We can merge the reloc at IDX + 1 with the reloc at IDX. */
|
| 2802 |
|
|
|
| 2803 |
|
|
if (i == 0)
|
| 2804 |
|
|
int_rel.r_type2 = r->howto->type;
|
| 2805 |
|
|
else
|
| 2806 |
|
|
int_rel.r_type3 = r->howto->type;
|
| 2807 |
|
|
|
| 2808 |
|
|
++idx;
|
| 2809 |
|
|
}
|
| 2810 |
|
|
|
| 2811 |
|
|
mips_elf64_swap_reloc_out (abfd, &int_rel, ext_rel);
|
| 2812 |
|
|
}
|
| 2813 |
|
|
|
| 2814 |
|
|
BFD_ASSERT (ext_rel - (Elf64_Mips_External_Rel *) rel_hdr->contents
|
| 2815 |
|
|
== *count);
|
| 2816 |
|
|
}
|
| 2817 |
|
|
|
| 2818 |
|
|
static void
|
| 2819 |
|
|
mips_elf64_write_rela (bfd *abfd, asection *sec,
|
| 2820 |
|
|
Elf_Internal_Shdr *rela_hdr,
|
| 2821 |
|
|
int *count, void *data)
|
| 2822 |
|
|
{
|
| 2823 |
|
|
bfd_boolean *failedp = data;
|
| 2824 |
|
|
Elf64_Mips_External_Rela *ext_rela;
|
| 2825 |
|
|
unsigned int idx;
|
| 2826 |
|
|
asymbol *last_sym = 0;
|
| 2827 |
|
|
int last_sym_idx = 0;
|
| 2828 |
|
|
|
| 2829 |
|
|
rela_hdr->sh_size = rela_hdr->sh_entsize * *count;
|
| 2830 |
|
|
rela_hdr->contents = bfd_alloc (abfd, rela_hdr->sh_size);
|
| 2831 |
|
|
if (rela_hdr->contents == NULL)
|
| 2832 |
|
|
{
|
| 2833 |
|
|
*failedp = TRUE;
|
| 2834 |
|
|
return;
|
| 2835 |
|
|
}
|
| 2836 |
|
|
|
| 2837 |
|
|
ext_rela = (Elf64_Mips_External_Rela *) rela_hdr->contents;
|
| 2838 |
|
|
for (idx = 0; idx < sec->reloc_count; idx++, ext_rela++)
|
| 2839 |
|
|
{
|
| 2840 |
|
|
arelent *ptr;
|
| 2841 |
|
|
Elf64_Mips_Internal_Rela int_rela;
|
| 2842 |
|
|
asymbol *sym;
|
| 2843 |
|
|
int n;
|
| 2844 |
|
|
unsigned int i;
|
| 2845 |
|
|
|
| 2846 |
|
|
ptr = sec->orelocation[idx];
|
| 2847 |
|
|
|
| 2848 |
|
|
/* The address of an ELF reloc is section relative for an object
|
| 2849 |
|
|
file, and absolute for an executable file or shared library.
|
| 2850 |
|
|
The address of a BFD reloc is always section relative. */
|
| 2851 |
|
|
if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0)
|
| 2852 |
|
|
int_rela.r_offset = ptr->address;
|
| 2853 |
|
|
else
|
| 2854 |
|
|
int_rela.r_offset = ptr->address + sec->vma;
|
| 2855 |
|
|
|
| 2856 |
|
|
sym = *ptr->sym_ptr_ptr;
|
| 2857 |
|
|
if (sym == last_sym)
|
| 2858 |
|
|
n = last_sym_idx;
|
| 2859 |
|
|
else if (bfd_is_abs_section (sym->section) && sym->value == 0)
|
| 2860 |
|
|
n = STN_UNDEF;
|
| 2861 |
|
|
else
|
| 2862 |
|
|
{
|
| 2863 |
|
|
last_sym = sym;
|
| 2864 |
|
|
n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym);
|
| 2865 |
|
|
if (n < 0)
|
| 2866 |
|
|
{
|
| 2867 |
|
|
*failedp = TRUE;
|
| 2868 |
|
|
return;
|
| 2869 |
|
|
}
|
| 2870 |
|
|
last_sym_idx = n;
|
| 2871 |
|
|
}
|
| 2872 |
|
|
|
| 2873 |
|
|
int_rela.r_sym = n;
|
| 2874 |
|
|
int_rela.r_addend = ptr->addend;
|
| 2875 |
|
|
int_rela.r_ssym = RSS_UNDEF;
|
| 2876 |
|
|
|
| 2877 |
|
|
if ((*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec
|
| 2878 |
|
|
&& ! _bfd_elf_validate_reloc (abfd, ptr))
|
| 2879 |
|
|
{
|
| 2880 |
|
|
*failedp = TRUE;
|
| 2881 |
|
|
return;
|
| 2882 |
|
|
}
|
| 2883 |
|
|
|
| 2884 |
|
|
int_rela.r_type = ptr->howto->type;
|
| 2885 |
|
|
int_rela.r_type2 = (int) R_MIPS_NONE;
|
| 2886 |
|
|
int_rela.r_type3 = (int) R_MIPS_NONE;
|
| 2887 |
|
|
|
| 2888 |
|
|
for (i = 0; i < 2; i++)
|
| 2889 |
|
|
{
|
| 2890 |
|
|
arelent *r;
|
| 2891 |
|
|
|
| 2892 |
|
|
if (idx + 1 >= sec->reloc_count)
|
| 2893 |
|
|
break;
|
| 2894 |
|
|
r = sec->orelocation[idx + 1];
|
| 2895 |
|
|
if (r->address != ptr->address
|
| 2896 |
|
|
|| ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section)
|
| 2897 |
|
|
|| (*r->sym_ptr_ptr)->value != 0)
|
| 2898 |
|
|
break;
|
| 2899 |
|
|
|
| 2900 |
|
|
/* We can merge the reloc at IDX + 1 with the reloc at IDX. */
|
| 2901 |
|
|
|
| 2902 |
|
|
if (i == 0)
|
| 2903 |
|
|
int_rela.r_type2 = r->howto->type;
|
| 2904 |
|
|
else
|
| 2905 |
|
|
int_rela.r_type3 = r->howto->type;
|
| 2906 |
|
|
|
| 2907 |
|
|
++idx;
|
| 2908 |
|
|
}
|
| 2909 |
|
|
|
| 2910 |
|
|
mips_elf64_swap_reloca_out (abfd, &int_rela, ext_rela);
|
| 2911 |
|
|
}
|
| 2912 |
|
|
|
| 2913 |
|
|
BFD_ASSERT (ext_rela - (Elf64_Mips_External_Rela *) rela_hdr->contents
|
| 2914 |
|
|
== *count);
|
| 2915 |
|
|
}
|
| 2916 |
|
|
|
| 2917 |
|
|
/* Set the right machine number for a MIPS ELF file. */
|
| 2918 |
|
|
|
| 2919 |
|
|
static bfd_boolean
|
| 2920 |
|
|
mips_elf64_object_p (bfd *abfd)
|
| 2921 |
|
|
{
|
| 2922 |
|
|
unsigned long mach;
|
| 2923 |
|
|
|
| 2924 |
|
|
/* Irix 6 is broken. Object file symbol tables are not always
|
| 2925 |
|
|
sorted correctly such that local symbols precede global symbols,
|
| 2926 |
|
|
and the sh_info field in the symbol table is not always right. */
|
| 2927 |
|
|
if (elf64_mips_irix_compat (abfd) != ict_none)
|
| 2928 |
|
|
elf_bad_symtab (abfd) = TRUE;
|
| 2929 |
|
|
|
| 2930 |
|
|
mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags);
|
| 2931 |
|
|
bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach);
|
| 2932 |
|
|
return TRUE;
|
| 2933 |
|
|
}
|
| 2934 |
|
|
|
| 2935 |
|
|
/* Depending on the target vector we generate some version of Irix
|
| 2936 |
|
|
executables or "normal" MIPS ELF ABI executables. */
|
| 2937 |
|
|
static irix_compat_t
|
| 2938 |
|
|
elf64_mips_irix_compat (bfd *abfd)
|
| 2939 |
|
|
{
|
| 2940 |
|
|
if ((abfd->xvec == &bfd_elf64_bigmips_vec)
|
| 2941 |
|
|
|| (abfd->xvec == &bfd_elf64_littlemips_vec))
|
| 2942 |
|
|
return ict_irix6;
|
| 2943 |
|
|
else
|
| 2944 |
|
|
return ict_none;
|
| 2945 |
|
|
}
|
| 2946 |
|
|
|
| 2947 |
|
|
/* Support for core dump NOTE sections. */
|
| 2948 |
|
|
static bfd_boolean
|
| 2949 |
|
|
elf64_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
|
| 2950 |
|
|
{
|
| 2951 |
|
|
int offset;
|
| 2952 |
|
|
unsigned int size;
|
| 2953 |
|
|
|
| 2954 |
|
|
switch (note->descsz)
|
| 2955 |
|
|
{
|
| 2956 |
|
|
default:
|
| 2957 |
|
|
return FALSE;
|
| 2958 |
|
|
|
| 2959 |
|
|
case 480: /* Linux/MIPS - N64 kernel */
|
| 2960 |
|
|
/* pr_cursig */
|
| 2961 |
|
|
elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
|
| 2962 |
|
|
|
| 2963 |
|
|
/* pr_pid */
|
| 2964 |
|
|
elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 32);
|
| 2965 |
|
|
|
| 2966 |
|
|
/* pr_reg */
|
| 2967 |
|
|
offset = 112;
|
| 2968 |
|
|
size = 360;
|
| 2969 |
|
|
|
| 2970 |
|
|
break;
|
| 2971 |
|
|
}
|
| 2972 |
|
|
|
| 2973 |
|
|
/* Make a ".reg/999" section. */
|
| 2974 |
|
|
return _bfd_elfcore_make_pseudosection (abfd, ".reg",
|
| 2975 |
|
|
size, note->descpos + offset);
|
| 2976 |
|
|
}
|
| 2977 |
|
|
|
| 2978 |
|
|
static bfd_boolean
|
| 2979 |
|
|
elf64_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
|
| 2980 |
|
|
{
|
| 2981 |
|
|
switch (note->descsz)
|
| 2982 |
|
|
{
|
| 2983 |
|
|
default:
|
| 2984 |
|
|
return FALSE;
|
| 2985 |
|
|
|
| 2986 |
|
|
case 136: /* Linux/MIPS - N64 kernel elf_prpsinfo */
|
| 2987 |
|
|
elf_tdata (abfd)->core_program
|
| 2988 |
|
|
= _bfd_elfcore_strndup (abfd, note->descdata + 40, 16);
|
| 2989 |
|
|
elf_tdata (abfd)->core_command
|
| 2990 |
|
|
= _bfd_elfcore_strndup (abfd, note->descdata + 56, 80);
|
| 2991 |
|
|
}
|
| 2992 |
|
|
|
| 2993 |
|
|
/* Note that for some reason, a spurious space is tacked
|
| 2994 |
|
|
onto the end of the args in some (at least one anyway)
|
| 2995 |
|
|
implementations, so strip it off if it exists. */
|
| 2996 |
|
|
|
| 2997 |
|
|
{
|
| 2998 |
|
|
char *command = elf_tdata (abfd)->core_command;
|
| 2999 |
|
|
int n = strlen (command);
|
| 3000 |
|
|
|
| 3001 |
|
|
if (0 < n && command[n - 1] == ' ')
|
| 3002 |
|
|
command[n - 1] = '\0';
|
| 3003 |
|
|
}
|
| 3004 |
|
|
|
| 3005 |
|
|
return TRUE;
|
| 3006 |
|
|
}
|
| 3007 |
|
|
|
| 3008 |
|
|
/* ECOFF swapping routines. These are used when dealing with the
|
| 3009 |
|
|
.mdebug section, which is in the ECOFF debugging format. */
|
| 3010 |
|
|
static const struct ecoff_debug_swap mips_elf64_ecoff_debug_swap =
|
| 3011 |
|
|
{
|
| 3012 |
|
|
/* Symbol table magic number. */
|
| 3013 |
|
|
magicSym2,
|
| 3014 |
|
|
/* Alignment of debugging information. E.g., 4. */
|
| 3015 |
|
|
8,
|
| 3016 |
|
|
/* Sizes of external symbolic information. */
|
| 3017 |
|
|
sizeof (struct hdr_ext),
|
| 3018 |
|
|
sizeof (struct dnr_ext),
|
| 3019 |
|
|
sizeof (struct pdr_ext),
|
| 3020 |
|
|
sizeof (struct sym_ext),
|
| 3021 |
|
|
sizeof (struct opt_ext),
|
| 3022 |
|
|
sizeof (struct fdr_ext),
|
| 3023 |
|
|
sizeof (struct rfd_ext),
|
| 3024 |
|
|
sizeof (struct ext_ext),
|
| 3025 |
|
|
/* Functions to swap in external symbolic data. */
|
| 3026 |
|
|
ecoff_swap_hdr_in,
|
| 3027 |
|
|
ecoff_swap_dnr_in,
|
| 3028 |
|
|
ecoff_swap_pdr_in,
|
| 3029 |
|
|
ecoff_swap_sym_in,
|
| 3030 |
|
|
ecoff_swap_opt_in,
|
| 3031 |
|
|
ecoff_swap_fdr_in,
|
| 3032 |
|
|
ecoff_swap_rfd_in,
|
| 3033 |
|
|
ecoff_swap_ext_in,
|
| 3034 |
|
|
_bfd_ecoff_swap_tir_in,
|
| 3035 |
|
|
_bfd_ecoff_swap_rndx_in,
|
| 3036 |
|
|
/* Functions to swap out external symbolic data. */
|
| 3037 |
|
|
ecoff_swap_hdr_out,
|
| 3038 |
|
|
ecoff_swap_dnr_out,
|
| 3039 |
|
|
ecoff_swap_pdr_out,
|
| 3040 |
|
|
ecoff_swap_sym_out,
|
| 3041 |
|
|
ecoff_swap_opt_out,
|
| 3042 |
|
|
ecoff_swap_fdr_out,
|
| 3043 |
|
|
ecoff_swap_rfd_out,
|
| 3044 |
|
|
ecoff_swap_ext_out,
|
| 3045 |
|
|
_bfd_ecoff_swap_tir_out,
|
| 3046 |
|
|
_bfd_ecoff_swap_rndx_out,
|
| 3047 |
|
|
/* Function to read in symbolic data. */
|
| 3048 |
|
|
_bfd_mips_elf_read_ecoff_info
|
| 3049 |
|
|
};
|
| 3050 |
|
|
|
| 3051 |
|
|
/* Relocations in the 64 bit MIPS ELF ABI are more complex than in
|
| 3052 |
|
|
standard ELF. This structure is used to redirect the relocation
|
| 3053 |
|
|
handling routines. */
|
| 3054 |
|
|
|
| 3055 |
|
|
const struct elf_size_info mips_elf64_size_info =
|
| 3056 |
|
|
{
|
| 3057 |
|
|
sizeof (Elf64_External_Ehdr),
|
| 3058 |
|
|
sizeof (Elf64_External_Phdr),
|
| 3059 |
|
|
sizeof (Elf64_External_Shdr),
|
| 3060 |
|
|
sizeof (Elf64_Mips_External_Rel),
|
| 3061 |
|
|
sizeof (Elf64_Mips_External_Rela),
|
| 3062 |
|
|
sizeof (Elf64_External_Sym),
|
| 3063 |
|
|
sizeof (Elf64_External_Dyn),
|
| 3064 |
|
|
sizeof (Elf_External_Note),
|
| 3065 |
|
|
4, /* hash-table entry size */
|
| 3066 |
|
|
3, /* internal relocations per external relocations */
|
| 3067 |
|
|
64, /* arch_size */
|
| 3068 |
|
|
3, /* log_file_align */
|
| 3069 |
|
|
ELFCLASS64,
|
| 3070 |
|
|
EV_CURRENT,
|
| 3071 |
|
|
bfd_elf64_write_out_phdrs,
|
| 3072 |
|
|
bfd_elf64_write_shdrs_and_ehdr,
|
| 3073 |
|
|
bfd_elf64_checksum_contents,
|
| 3074 |
|
|
mips_elf64_write_relocs,
|
| 3075 |
|
|
bfd_elf64_swap_symbol_in,
|
| 3076 |
|
|
bfd_elf64_swap_symbol_out,
|
| 3077 |
|
|
mips_elf64_slurp_reloc_table,
|
| 3078 |
|
|
bfd_elf64_slurp_symbol_table,
|
| 3079 |
|
|
bfd_elf64_swap_dyn_in,
|
| 3080 |
|
|
bfd_elf64_swap_dyn_out,
|
| 3081 |
|
|
mips_elf64_be_swap_reloc_in,
|
| 3082 |
|
|
mips_elf64_be_swap_reloc_out,
|
| 3083 |
|
|
mips_elf64_be_swap_reloca_in,
|
| 3084 |
|
|
mips_elf64_be_swap_reloca_out
|
| 3085 |
|
|
};
|
| 3086 |
|
|
|
| 3087 |
|
|
#define ELF_ARCH bfd_arch_mips
|
| 3088 |
|
|
#define ELF_MACHINE_CODE EM_MIPS
|
| 3089 |
|
|
|
| 3090 |
|
|
#define elf_backend_collect TRUE
|
| 3091 |
|
|
#define elf_backend_type_change_ok TRUE
|
| 3092 |
|
|
#define elf_backend_can_gc_sections TRUE
|
| 3093 |
|
|
#define elf_info_to_howto mips_elf64_info_to_howto_rela
|
| 3094 |
|
|
#define elf_info_to_howto_rel mips_elf64_info_to_howto_rel
|
| 3095 |
|
|
#define elf_backend_object_p mips_elf64_object_p
|
| 3096 |
|
|
#define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing
|
| 3097 |
|
|
#define elf_backend_section_processing _bfd_mips_elf_section_processing
|
| 3098 |
|
|
#define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr
|
| 3099 |
|
|
#define elf_backend_fake_sections _bfd_mips_elf_fake_sections
|
| 3100 |
|
|
#define elf_backend_section_from_bfd_section \
|
| 3101 |
|
|
_bfd_mips_elf_section_from_bfd_section
|
| 3102 |
|
|
#define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook
|
| 3103 |
|
|
#define elf_backend_link_output_symbol_hook \
|
| 3104 |
|
|
_bfd_mips_elf_link_output_symbol_hook
|
| 3105 |
|
|
#define elf_backend_create_dynamic_sections \
|
| 3106 |
|
|
_bfd_mips_elf_create_dynamic_sections
|
| 3107 |
|
|
#define elf_backend_check_relocs _bfd_mips_elf_check_relocs
|
| 3108 |
|
|
#define elf_backend_merge_symbol_attribute \
|
| 3109 |
|
|
_bfd_mips_elf_merge_symbol_attribute
|
| 3110 |
|
|
#define elf_backend_get_target_dtag _bfd_mips_elf_get_target_dtag
|
| 3111 |
|
|
#define elf_backend_adjust_dynamic_symbol \
|
| 3112 |
|
|
_bfd_mips_elf_adjust_dynamic_symbol
|
| 3113 |
|
|
#define elf_backend_always_size_sections \
|
| 3114 |
|
|
_bfd_mips_elf_always_size_sections
|
| 3115 |
|
|
#define elf_backend_size_dynamic_sections \
|
| 3116 |
|
|
_bfd_mips_elf_size_dynamic_sections
|
| 3117 |
|
|
#define elf_backend_init_index_section _bfd_elf_init_1_index_section
|
| 3118 |
|
|
#define elf_backend_relocate_section _bfd_mips_elf_relocate_section
|
| 3119 |
|
|
#define elf_backend_finish_dynamic_symbol \
|
| 3120 |
|
|
_bfd_mips_elf_finish_dynamic_symbol
|
| 3121 |
|
|
#define elf_backend_finish_dynamic_sections \
|
| 3122 |
|
|
_bfd_mips_elf_finish_dynamic_sections
|
| 3123 |
|
|
#define elf_backend_final_write_processing \
|
| 3124 |
|
|
_bfd_mips_elf_final_write_processing
|
| 3125 |
|
|
#define elf_backend_additional_program_headers \
|
| 3126 |
|
|
_bfd_mips_elf_additional_program_headers
|
| 3127 |
|
|
#define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map
|
| 3128 |
|
|
#define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook
|
| 3129 |
|
|
#define elf_backend_gc_sweep_hook _bfd_mips_elf_gc_sweep_hook
|
| 3130 |
|
|
#define elf_backend_copy_indirect_symbol \
|
| 3131 |
|
|
_bfd_mips_elf_copy_indirect_symbol
|
| 3132 |
|
|
#define elf_backend_hide_symbol _bfd_mips_elf_hide_symbol
|
| 3133 |
|
|
#define elf_backend_ignore_discarded_relocs \
|
| 3134 |
|
|
_bfd_mips_elf_ignore_discarded_relocs
|
| 3135 |
|
|
#define elf_backend_mips_irix_compat elf64_mips_irix_compat
|
| 3136 |
|
|
#define elf_backend_mips_rtype_to_howto mips_elf64_rtype_to_howto
|
| 3137 |
|
|
#define elf_backend_ecoff_debug_swap &mips_elf64_ecoff_debug_swap
|
| 3138 |
|
|
#define elf_backend_size_info mips_elf64_size_info
|
| 3139 |
|
|
|
| 3140 |
|
|
#define elf_backend_grok_prstatus elf64_mips_grok_prstatus
|
| 3141 |
|
|
#define elf_backend_grok_psinfo elf64_mips_grok_psinfo
|
| 3142 |
|
|
|
| 3143 |
|
|
#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
|
| 3144 |
|
|
|
| 3145 |
|
|
/* MIPS ELF64 can use a mixture of REL and RELA, but some Relocations
|
| 3146 |
|
|
work better/work only in RELA, so we default to this. */
|
| 3147 |
|
|
#define elf_backend_may_use_rel_p 1
|
| 3148 |
|
|
#define elf_backend_may_use_rela_p 1
|
| 3149 |
|
|
#define elf_backend_default_use_rela_p 1
|
| 3150 |
|
|
|
| 3151 |
|
|
#define elf_backend_sign_extend_vma TRUE
|
| 3152 |
|
|
|
| 3153 |
|
|
#define elf_backend_write_section _bfd_mips_elf_write_section
|
| 3154 |
|
|
|
| 3155 |
|
|
/* We don't set bfd_elf64_bfd_is_local_label_name because the 32-bit
|
| 3156 |
|
|
MIPS-specific function only applies to IRIX5, which had no 64-bit
|
| 3157 |
|
|
ABI. */
|
| 3158 |
|
|
#define bfd_elf64_find_nearest_line _bfd_mips_elf_find_nearest_line
|
| 3159 |
|
|
#define bfd_elf64_find_inliner_info _bfd_mips_elf_find_inliner_info
|
| 3160 |
|
|
#define bfd_elf64_new_section_hook _bfd_mips_elf_new_section_hook
|
| 3161 |
|
|
#define bfd_elf64_set_section_contents _bfd_mips_elf_set_section_contents
|
| 3162 |
|
|
#define bfd_elf64_bfd_get_relocated_section_contents \
|
| 3163 |
|
|
_bfd_elf_mips_get_relocated_section_contents
|
| 3164 |
|
|
#define bfd_elf64_bfd_link_hash_table_create \
|
| 3165 |
|
|
_bfd_mips_elf_link_hash_table_create
|
| 3166 |
|
|
#define bfd_elf64_bfd_final_link _bfd_mips_elf_final_link
|
| 3167 |
|
|
#define bfd_elf64_bfd_merge_private_bfd_data \
|
| 3168 |
|
|
_bfd_mips_elf_merge_private_bfd_data
|
| 3169 |
|
|
#define bfd_elf64_bfd_set_private_flags _bfd_mips_elf_set_private_flags
|
| 3170 |
|
|
#define bfd_elf64_bfd_print_private_bfd_data \
|
| 3171 |
|
|
_bfd_mips_elf_print_private_bfd_data
|
| 3172 |
|
|
|
| 3173 |
|
|
#define bfd_elf64_get_reloc_upper_bound mips_elf64_get_reloc_upper_bound
|
| 3174 |
|
|
#define bfd_elf64_canonicalize_reloc mips_elf64_canonicalize_reloc
|
| 3175 |
|
|
#define bfd_elf64_get_dynamic_reloc_upper_bound mips_elf64_get_dynamic_reloc_upper_bound
|
| 3176 |
|
|
#define bfd_elf64_canonicalize_dynamic_reloc mips_elf64_canonicalize_dynamic_reloc
|
| 3177 |
|
|
#define bfd_elf64_bfd_relax_section _bfd_mips_relax_section
|
| 3178 |
|
|
|
| 3179 |
|
|
/* MIPS ELF64 archive functions. */
|
| 3180 |
|
|
#define bfd_elf64_archive_functions
|
| 3181 |
|
|
extern bfd_boolean bfd_elf64_archive_slurp_armap
|
| 3182 |
|
|
(bfd *);
|
| 3183 |
|
|
extern bfd_boolean bfd_elf64_archive_write_armap
|
| 3184 |
|
|
(bfd *, unsigned int, struct orl *, unsigned int, int);
|
| 3185 |
|
|
#define bfd_elf64_archive_slurp_extended_name_table \
|
| 3186 |
|
|
_bfd_archive_coff_slurp_extended_name_table
|
| 3187 |
|
|
#define bfd_elf64_archive_construct_extended_name_table \
|
| 3188 |
|
|
_bfd_archive_coff_construct_extended_name_table
|
| 3189 |
|
|
#define bfd_elf64_archive_truncate_arname \
|
| 3190 |
|
|
_bfd_archive_coff_truncate_arname
|
| 3191 |
|
|
#define bfd_elf64_archive_read_ar_hdr _bfd_archive_coff_read_ar_hdr
|
| 3192 |
|
|
#define bfd_elf64_archive_openr_next_archived_file \
|
| 3193 |
|
|
_bfd_archive_coff_openr_next_archived_file
|
| 3194 |
|
|
#define bfd_elf64_archive_get_elt_at_index \
|
| 3195 |
|
|
_bfd_archive_coff_get_elt_at_index
|
| 3196 |
|
|
#define bfd_elf64_archive_generic_stat_arch_elt \
|
| 3197 |
|
|
_bfd_archive_coff_generic_stat_arch_elt
|
| 3198 |
|
|
#define bfd_elf64_archive_update_armap_timestamp \
|
| 3199 |
|
|
_bfd_archive_coff_update_armap_timestamp
|
| 3200 |
|
|
|
| 3201 |
|
|
/* The SGI style (n)64 NewABI. */
|
| 3202 |
|
|
#define TARGET_LITTLE_SYM bfd_elf64_littlemips_vec
|
| 3203 |
|
|
#define TARGET_LITTLE_NAME "elf64-littlemips"
|
| 3204 |
|
|
#define TARGET_BIG_SYM bfd_elf64_bigmips_vec
|
| 3205 |
|
|
#define TARGET_BIG_NAME "elf64-bigmips"
|
| 3206 |
|
|
|
| 3207 |
|
|
#define ELF_MAXPAGESIZE 0x10000
|
| 3208 |
|
|
#define ELF_COMMONPAGESIZE 0x1000
|
| 3209 |
|
|
|
| 3210 |
|
|
#include "elf64-target.h"
|
| 3211 |
|
|
|
| 3212 |
|
|
/* The SYSV-style 'traditional' (n)64 NewABI. */
|
| 3213 |
|
|
#undef TARGET_LITTLE_SYM
|
| 3214 |
|
|
#undef TARGET_LITTLE_NAME
|
| 3215 |
|
|
#undef TARGET_BIG_SYM
|
| 3216 |
|
|
#undef TARGET_BIG_NAME
|
| 3217 |
|
|
|
| 3218 |
|
|
#undef ELF_MAXPAGESIZE
|
| 3219 |
|
|
#undef ELF_COMMONPAGESIZE
|
| 3220 |
|
|
|
| 3221 |
|
|
#define TARGET_LITTLE_SYM bfd_elf64_tradlittlemips_vec
|
| 3222 |
|
|
#define TARGET_LITTLE_NAME "elf64-tradlittlemips"
|
| 3223 |
|
|
#define TARGET_BIG_SYM bfd_elf64_tradbigmips_vec
|
| 3224 |
|
|
#define TARGET_BIG_NAME "elf64-tradbigmips"
|
| 3225 |
|
|
|
| 3226 |
|
|
#define ELF_MAXPAGESIZE 0x10000
|
| 3227 |
|
|
#define ELF_COMMONPAGESIZE 0x1000
|
| 3228 |
|
|
#define elf64_bed elf64_tradbed
|
| 3229 |
|
|
|
| 3230 |
|
|
/* Include the target file again for this target. */
|
| 3231 |
|
|
#include "elf64-target.h"
|
