/* FR30-specific support for 32-bit ELF.
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/* FR30-specific support for 32-bit ELF.
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Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
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Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
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Free Software Foundation, Inc.
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Free Software Foundation, Inc.
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This file is part of BFD, the Binary File Descriptor library.
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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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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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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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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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(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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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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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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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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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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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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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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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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MA 02110-1301, USA. */
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#include "sysdep.h"
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#include "sysdep.h"
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#include "bfd.h"
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#include "bfd.h"
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#include "libbfd.h"
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#include "libbfd.h"
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#include "elf-bfd.h"
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#include "elf-bfd.h"
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#include "elf/fr30.h"
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#include "elf/fr30.h"
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/* Forward declarations. */
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/* Forward declarations. */
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static bfd_reloc_status_type fr30_elf_i20_reloc
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static bfd_reloc_status_type fr30_elf_i20_reloc
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PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
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PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
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static bfd_reloc_status_type fr30_elf_i32_reloc
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static bfd_reloc_status_type fr30_elf_i32_reloc
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PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
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PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
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static reloc_howto_type * fr30_reloc_type_lookup
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static reloc_howto_type * fr30_reloc_type_lookup
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PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
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PARAMS ((bfd *abfd, bfd_reloc_code_real_type code));
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static void fr30_info_to_howto_rela
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static void fr30_info_to_howto_rela
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PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
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PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
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static bfd_boolean fr30_elf_relocate_section
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static bfd_boolean fr30_elf_relocate_section
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PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
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PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
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Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
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Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
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static bfd_reloc_status_type fr30_final_link_relocate
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static bfd_reloc_status_type fr30_final_link_relocate
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PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
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PARAMS ((reloc_howto_type *, bfd *, asection *, bfd_byte *,
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Elf_Internal_Rela *, bfd_vma));
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Elf_Internal_Rela *, bfd_vma));
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static bfd_boolean fr30_elf_check_relocs
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static bfd_boolean fr30_elf_check_relocs
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PARAMS ((bfd *, struct bfd_link_info *, asection *,
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PARAMS ((bfd *, struct bfd_link_info *, asection *,
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const Elf_Internal_Rela *));
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const Elf_Internal_Rela *));
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static reloc_howto_type fr30_elf_howto_table [] =
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static reloc_howto_type fr30_elf_howto_table [] =
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{
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{
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/* This reloc does nothing. */
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/* This reloc does nothing. */
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HOWTO (R_FR30_NONE, /* type */
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HOWTO (R_FR30_NONE, /* type */
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0, /* rightshift */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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32, /* bitsize */
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32, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_bitfield, /* complain_on_overflow */
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complain_overflow_bitfield, /* complain_on_overflow */
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bfd_elf_generic_reloc, /* special_function */
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bfd_elf_generic_reloc, /* special_function */
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"R_FR30_NONE", /* name */
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"R_FR30_NONE", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0, /* src_mask */
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0, /* src_mask */
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0, /* dst_mask */
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0, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* An 8 bit absolute relocation. */
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/* An 8 bit absolute relocation. */
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HOWTO (R_FR30_8, /* type */
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HOWTO (R_FR30_8, /* type */
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0, /* rightshift */
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0, /* rightshift */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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8, /* bitsize */
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8, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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4, /* bitpos */
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4, /* bitpos */
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complain_overflow_bitfield, /* complain_on_overflow */
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complain_overflow_bitfield, /* complain_on_overflow */
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bfd_elf_generic_reloc, /* special_function */
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bfd_elf_generic_reloc, /* special_function */
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"R_FR30_8", /* name */
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"R_FR30_8", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x0000, /* src_mask */
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0x0000, /* src_mask */
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0x0ff0, /* dst_mask */
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0x0ff0, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* A 20 bit absolute relocation. */
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/* A 20 bit absolute relocation. */
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HOWTO (R_FR30_20, /* type */
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HOWTO (R_FR30_20, /* type */
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0, /* rightshift */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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20, /* bitsize */
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20, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_bitfield, /* complain_on_overflow */
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complain_overflow_bitfield, /* complain_on_overflow */
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fr30_elf_i20_reloc, /* special_function */
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fr30_elf_i20_reloc, /* special_function */
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"R_FR30_20", /* name */
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"R_FR30_20", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x00000000, /* src_mask */
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0x00000000, /* src_mask */
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0x00f0ffff, /* dst_mask */
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0x00f0ffff, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* A 32 bit absolute relocation. */
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/* A 32 bit absolute relocation. */
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HOWTO (R_FR30_32, /* type */
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HOWTO (R_FR30_32, /* type */
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0, /* rightshift */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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32, /* bitsize */
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32, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_bitfield, /* complain_on_overflow */
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complain_overflow_bitfield, /* complain_on_overflow */
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bfd_elf_generic_reloc, /* special_function */
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bfd_elf_generic_reloc, /* special_function */
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"R_FR30_32", /* name */
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"R_FR30_32", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x00000000, /* src_mask */
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0x00000000, /* src_mask */
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0xffffffff, /* dst_mask */
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0xffffffff, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* A 32 bit into 48 bits absolute relocation. */
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/* A 32 bit into 48 bits absolute relocation. */
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HOWTO (R_FR30_48, /* type */
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HOWTO (R_FR30_48, /* type */
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0, /* rightshift */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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32, /* bitsize */
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32, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_bitfield, /* complain_on_overflow */
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complain_overflow_bitfield, /* complain_on_overflow */
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fr30_elf_i32_reloc, /* special_function */
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fr30_elf_i32_reloc, /* special_function */
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"R_FR30_48", /* name */
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"R_FR30_48", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x00000000, /* src_mask */
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0x00000000, /* src_mask */
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0xffffffff, /* dst_mask */
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0xffffffff, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* A 6 bit absolute relocation. */
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/* A 6 bit absolute relocation. */
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HOWTO (R_FR30_6_IN_4, /* type */
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HOWTO (R_FR30_6_IN_4, /* type */
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2, /* rightshift */
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2, /* rightshift */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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6, /* bitsize */
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6, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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4, /* bitpos */
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4, /* bitpos */
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complain_overflow_unsigned, /* complain_on_overflow */
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complain_overflow_unsigned, /* complain_on_overflow */
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bfd_elf_generic_reloc, /* special_function */
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bfd_elf_generic_reloc, /* special_function */
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"R_FR30_6_IN_4", /* name */
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"R_FR30_6_IN_4", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x0000, /* src_mask */
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0x0000, /* src_mask */
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0x00f0, /* dst_mask */
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0x00f0, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* An 8 bit absolute relocation. */
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/* An 8 bit absolute relocation. */
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HOWTO (R_FR30_8_IN_8, /* type */
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HOWTO (R_FR30_8_IN_8, /* type */
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0, /* rightshift */
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0, /* rightshift */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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8, /* bitsize */
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8, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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4, /* bitpos */
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4, /* bitpos */
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complain_overflow_signed, /* complain_on_overflow */
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complain_overflow_signed, /* complain_on_overflow */
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bfd_elf_generic_reloc,/* special_function */
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bfd_elf_generic_reloc,/* special_function */
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"R_FR30_8_IN_8", /* name */
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"R_FR30_8_IN_8", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x0000, /* src_mask */
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0x0000, /* src_mask */
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0x0ff0, /* dst_mask */
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0x0ff0, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* A 9 bit absolute relocation. */
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/* A 9 bit absolute relocation. */
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HOWTO (R_FR30_9_IN_8, /* type */
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HOWTO (R_FR30_9_IN_8, /* type */
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1, /* rightshift */
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1, /* rightshift */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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9, /* bitsize */
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9, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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4, /* bitpos */
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4, /* bitpos */
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complain_overflow_signed, /* complain_on_overflow */
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complain_overflow_signed, /* complain_on_overflow */
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bfd_elf_generic_reloc,/* special_function */
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bfd_elf_generic_reloc,/* special_function */
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"R_FR30_9_IN_8", /* name */
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"R_FR30_9_IN_8", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x0000, /* src_mask */
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0x0000, /* src_mask */
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0x0ff0, /* dst_mask */
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0x0ff0, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* A 10 bit absolute relocation. */
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/* A 10 bit absolute relocation. */
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HOWTO (R_FR30_10_IN_8, /* type */
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HOWTO (R_FR30_10_IN_8, /* type */
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2, /* rightshift */
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2, /* rightshift */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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10, /* bitsize */
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10, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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4, /* bitpos */
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4, /* bitpos */
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complain_overflow_signed, /* complain_on_overflow */
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complain_overflow_signed, /* complain_on_overflow */
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bfd_elf_generic_reloc,/* special_function */
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bfd_elf_generic_reloc,/* special_function */
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"R_FR30_10_IN_8", /* name */
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"R_FR30_10_IN_8", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x0000, /* src_mask */
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0x0000, /* src_mask */
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0x0ff0, /* dst_mask */
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0x0ff0, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* A PC relative 9 bit relocation, right shifted by 1. */
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/* A PC relative 9 bit relocation, right shifted by 1. */
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HOWTO (R_FR30_9_PCREL, /* type */
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HOWTO (R_FR30_9_PCREL, /* type */
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1, /* rightshift */
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1, /* rightshift */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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9, /* bitsize */
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9, /* bitsize */
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TRUE, /* pc_relative */
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TRUE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_signed, /* complain_on_overflow */
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complain_overflow_signed, /* complain_on_overflow */
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bfd_elf_generic_reloc, /* special_function */
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bfd_elf_generic_reloc, /* special_function */
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"R_FR30_9_PCREL", /* name */
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"R_FR30_9_PCREL", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x0000, /* src_mask */
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0x0000, /* src_mask */
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0x00ff, /* dst_mask */
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0x00ff, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* A PC relative 12 bit relocation, right shifted by 1. */
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/* A PC relative 12 bit relocation, right shifted by 1. */
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HOWTO (R_FR30_12_PCREL, /* type */
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HOWTO (R_FR30_12_PCREL, /* type */
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1, /* rightshift */
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1, /* rightshift */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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1, /* size (0 = byte, 1 = short, 2 = long) */
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12, /* bitsize */
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12, /* bitsize */
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TRUE, /* pc_relative */
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TRUE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_signed, /* complain_on_overflow */
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complain_overflow_signed, /* complain_on_overflow */
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bfd_elf_generic_reloc, /* special_function */
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bfd_elf_generic_reloc, /* special_function */
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"R_FR30_12_PCREL", /* name */
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"R_FR30_12_PCREL", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0x0000, /* src_mask */
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0x0000, /* src_mask */
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0x07ff, /* dst_mask */
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0x07ff, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* GNU extension to record C++ vtable hierarchy */
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/* GNU extension to record C++ vtable hierarchy */
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HOWTO (R_FR30_GNU_VTINHERIT, /* type */
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HOWTO (R_FR30_GNU_VTINHERIT, /* type */
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0, /* rightshift */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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0, /* bitsize */
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0, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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complain_overflow_dont, /* complain_on_overflow */
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NULL, /* special_function */
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NULL, /* special_function */
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"R_FR30_GNU_VTINHERIT", /* name */
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"R_FR30_GNU_VTINHERIT", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0, /* src_mask */
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0, /* src_mask */
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0, /* dst_mask */
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0, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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/* GNU extension to record C++ vtable member usage */
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/* GNU extension to record C++ vtable member usage */
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HOWTO (R_FR30_GNU_VTENTRY, /* type */
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HOWTO (R_FR30_GNU_VTENTRY, /* type */
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0, /* rightshift */
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0, /* rightshift */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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2, /* size (0 = byte, 1 = short, 2 = long) */
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0, /* bitsize */
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0, /* bitsize */
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FALSE, /* pc_relative */
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FALSE, /* pc_relative */
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0, /* bitpos */
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0, /* bitpos */
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complain_overflow_dont, /* complain_on_overflow */
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complain_overflow_dont, /* complain_on_overflow */
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_bfd_elf_rel_vtable_reloc_fn, /* special_function */
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_bfd_elf_rel_vtable_reloc_fn, /* special_function */
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"R_FR30_GNU_VTENTRY", /* name */
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"R_FR30_GNU_VTENTRY", /* name */
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FALSE, /* partial_inplace */
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FALSE, /* partial_inplace */
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0, /* src_mask */
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0, /* src_mask */
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0, /* dst_mask */
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0, /* dst_mask */
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FALSE), /* pcrel_offset */
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FALSE), /* pcrel_offset */
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};
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};
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/* Utility to actually perform an R_FR30_20 reloc. */
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/* Utility to actually perform an R_FR30_20 reloc. */
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|
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static bfd_reloc_status_type
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static bfd_reloc_status_type
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fr30_elf_i20_reloc (abfd, reloc_entry, symbol, data,
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fr30_elf_i20_reloc (abfd, reloc_entry, symbol, data,
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input_section, output_bfd, error_message)
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input_section, output_bfd, error_message)
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bfd *abfd;
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bfd *abfd;
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arelent *reloc_entry;
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arelent *reloc_entry;
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asymbol *symbol;
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asymbol *symbol;
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PTR data;
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PTR data;
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asection *input_section;
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asection *input_section;
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bfd *output_bfd;
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bfd *output_bfd;
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char **error_message ATTRIBUTE_UNUSED;
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char **error_message ATTRIBUTE_UNUSED;
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{
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{
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bfd_vma relocation;
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bfd_vma relocation;
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unsigned long x;
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unsigned long x;
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|
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/* This part is from bfd_elf_generic_reloc. */
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/* This part is from bfd_elf_generic_reloc. */
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if (output_bfd != (bfd *) NULL
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if (output_bfd != (bfd *) NULL
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&& (symbol->flags & BSF_SECTION_SYM) == 0
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&& (symbol->flags & BSF_SECTION_SYM) == 0
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&& (! reloc_entry->howto->partial_inplace
|
&& (! reloc_entry->howto->partial_inplace
|
|| reloc_entry->addend == 0))
|
|| reloc_entry->addend == 0))
|
{
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{
|
reloc_entry->address += input_section->output_offset;
|
reloc_entry->address += input_section->output_offset;
|
return bfd_reloc_ok;
|
return bfd_reloc_ok;
|
}
|
}
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|
|
if (output_bfd != NULL)
|
if (output_bfd != NULL)
|
/* FIXME: See bfd_perform_relocation. Is this right? */
|
/* FIXME: See bfd_perform_relocation. Is this right? */
|
return bfd_reloc_ok;
|
return bfd_reloc_ok;
|
|
|
relocation =
|
relocation =
|
symbol->value
|
symbol->value
|
+ symbol->section->output_section->vma
|
+ symbol->section->output_section->vma
|
+ symbol->section->output_offset
|
+ symbol->section->output_offset
|
+ reloc_entry->addend;
|
+ reloc_entry->addend;
|
|
|
if (relocation > (((bfd_vma) 1 << 20) - 1))
|
if (relocation > (((bfd_vma) 1 << 20) - 1))
|
return bfd_reloc_overflow;
|
return bfd_reloc_overflow;
|
|
|
x = bfd_get_32 (abfd, (char *) data + reloc_entry->address);
|
x = bfd_get_32 (abfd, (char *) data + reloc_entry->address);
|
x = (x & 0xff0f0000) | (relocation & 0x0000ffff) | ((relocation & 0x000f0000) << 4);
|
x = (x & 0xff0f0000) | (relocation & 0x0000ffff) | ((relocation & 0x000f0000) << 4);
|
bfd_put_32 (abfd, (bfd_vma) x, (char *) data + reloc_entry->address);
|
bfd_put_32 (abfd, (bfd_vma) x, (char *) data + reloc_entry->address);
|
|
|
return bfd_reloc_ok;
|
return bfd_reloc_ok;
|
}
|
}
|
|
|
/* Utility to actually perform a R_FR30_48 reloc. */
|
/* Utility to actually perform a R_FR30_48 reloc. */
|
|
|
static bfd_reloc_status_type
|
static bfd_reloc_status_type
|
fr30_elf_i32_reloc (abfd, reloc_entry, symbol, data,
|
fr30_elf_i32_reloc (abfd, reloc_entry, symbol, data,
|
input_section, output_bfd, error_message)
|
input_section, output_bfd, error_message)
|
bfd *abfd;
|
bfd *abfd;
|
arelent *reloc_entry;
|
arelent *reloc_entry;
|
asymbol *symbol;
|
asymbol *symbol;
|
PTR data;
|
PTR data;
|
asection *input_section;
|
asection *input_section;
|
bfd *output_bfd;
|
bfd *output_bfd;
|
char **error_message ATTRIBUTE_UNUSED;
|
char **error_message ATTRIBUTE_UNUSED;
|
{
|
{
|
bfd_vma relocation;
|
bfd_vma relocation;
|
|
|
/* This part is from bfd_elf_generic_reloc. */
|
/* This part is from bfd_elf_generic_reloc. */
|
if (output_bfd != (bfd *) NULL
|
if (output_bfd != (bfd *) NULL
|
&& (symbol->flags & BSF_SECTION_SYM) == 0
|
&& (symbol->flags & BSF_SECTION_SYM) == 0
|
&& (! reloc_entry->howto->partial_inplace
|
&& (! reloc_entry->howto->partial_inplace
|
|| reloc_entry->addend == 0))
|
|| reloc_entry->addend == 0))
|
{
|
{
|
reloc_entry->address += input_section->output_offset;
|
reloc_entry->address += input_section->output_offset;
|
return bfd_reloc_ok;
|
return bfd_reloc_ok;
|
}
|
}
|
|
|
if (output_bfd != NULL)
|
if (output_bfd != NULL)
|
/* FIXME: See bfd_perform_relocation. Is this right? */
|
/* FIXME: See bfd_perform_relocation. Is this right? */
|
return bfd_reloc_ok;
|
return bfd_reloc_ok;
|
|
|
relocation =
|
relocation =
|
symbol->value
|
symbol->value
|
+ symbol->section->output_section->vma
|
+ symbol->section->output_section->vma
|
+ symbol->section->output_offset
|
+ symbol->section->output_offset
|
+ reloc_entry->addend;
|
+ reloc_entry->addend;
|
|
|
bfd_put_32 (abfd, relocation, (char *) data + reloc_entry->address + 2);
|
bfd_put_32 (abfd, relocation, (char *) data + reloc_entry->address + 2);
|
|
|
return bfd_reloc_ok;
|
return bfd_reloc_ok;
|
}
|
}
|
|
|
/* Map BFD reloc types to FR30 ELF reloc types. */
|
/* Map BFD reloc types to FR30 ELF reloc types. */
|
|
|
struct fr30_reloc_map
|
struct fr30_reloc_map
|
{
|
{
|
bfd_reloc_code_real_type bfd_reloc_val;
|
bfd_reloc_code_real_type bfd_reloc_val;
|
unsigned int fr30_reloc_val;
|
unsigned int fr30_reloc_val;
|
};
|
};
|
|
|
static const struct fr30_reloc_map fr30_reloc_map [] =
|
static const struct fr30_reloc_map fr30_reloc_map [] =
|
{
|
{
|
{ BFD_RELOC_NONE, R_FR30_NONE },
|
{ BFD_RELOC_NONE, R_FR30_NONE },
|
{ BFD_RELOC_8, R_FR30_8 },
|
{ BFD_RELOC_8, R_FR30_8 },
|
{ BFD_RELOC_FR30_20, R_FR30_20 },
|
{ BFD_RELOC_FR30_20, R_FR30_20 },
|
{ BFD_RELOC_32, R_FR30_32 },
|
{ BFD_RELOC_32, R_FR30_32 },
|
{ BFD_RELOC_FR30_48, R_FR30_48 },
|
{ BFD_RELOC_FR30_48, R_FR30_48 },
|
{ BFD_RELOC_FR30_6_IN_4, R_FR30_6_IN_4 },
|
{ BFD_RELOC_FR30_6_IN_4, R_FR30_6_IN_4 },
|
{ BFD_RELOC_FR30_8_IN_8, R_FR30_8_IN_8 },
|
{ BFD_RELOC_FR30_8_IN_8, R_FR30_8_IN_8 },
|
{ BFD_RELOC_FR30_9_IN_8, R_FR30_9_IN_8 },
|
{ BFD_RELOC_FR30_9_IN_8, R_FR30_9_IN_8 },
|
{ BFD_RELOC_FR30_10_IN_8, R_FR30_10_IN_8 },
|
{ BFD_RELOC_FR30_10_IN_8, R_FR30_10_IN_8 },
|
{ BFD_RELOC_FR30_9_PCREL, R_FR30_9_PCREL },
|
{ BFD_RELOC_FR30_9_PCREL, R_FR30_9_PCREL },
|
{ BFD_RELOC_FR30_12_PCREL, R_FR30_12_PCREL },
|
{ BFD_RELOC_FR30_12_PCREL, R_FR30_12_PCREL },
|
{ BFD_RELOC_VTABLE_INHERIT, R_FR30_GNU_VTINHERIT },
|
{ BFD_RELOC_VTABLE_INHERIT, R_FR30_GNU_VTINHERIT },
|
{ BFD_RELOC_VTABLE_ENTRY, R_FR30_GNU_VTENTRY },
|
{ BFD_RELOC_VTABLE_ENTRY, R_FR30_GNU_VTENTRY },
|
};
|
};
|
|
|
static reloc_howto_type *
|
static reloc_howto_type *
|
fr30_reloc_type_lookup (abfd, code)
|
fr30_reloc_type_lookup (abfd, code)
|
bfd *abfd ATTRIBUTE_UNUSED;
|
bfd *abfd ATTRIBUTE_UNUSED;
|
bfd_reloc_code_real_type code;
|
bfd_reloc_code_real_type code;
|
{
|
{
|
unsigned int i;
|
unsigned int i;
|
|
|
for (i = sizeof (fr30_reloc_map) / sizeof (fr30_reloc_map[0]);
|
for (i = sizeof (fr30_reloc_map) / sizeof (fr30_reloc_map[0]);
|
--i;)
|
--i;)
|
if (fr30_reloc_map [i].bfd_reloc_val == code)
|
if (fr30_reloc_map [i].bfd_reloc_val == code)
|
return & fr30_elf_howto_table [fr30_reloc_map[i].fr30_reloc_val];
|
return & fr30_elf_howto_table [fr30_reloc_map[i].fr30_reloc_val];
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
static reloc_howto_type *
|
static reloc_howto_type *
|
fr30_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, const char *r_name)
|
fr30_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, const char *r_name)
|
{
|
{
|
unsigned int i;
|
unsigned int i;
|
|
|
for (i = 0;
|
for (i = 0;
|
i < sizeof (fr30_elf_howto_table) / sizeof (fr30_elf_howto_table[0]);
|
i < sizeof (fr30_elf_howto_table) / sizeof (fr30_elf_howto_table[0]);
|
i++)
|
i++)
|
if (fr30_elf_howto_table[i].name != NULL
|
if (fr30_elf_howto_table[i].name != NULL
|
&& strcasecmp (fr30_elf_howto_table[i].name, r_name) == 0)
|
&& strcasecmp (fr30_elf_howto_table[i].name, r_name) == 0)
|
return &fr30_elf_howto_table[i];
|
return &fr30_elf_howto_table[i];
|
|
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
/* Set the howto pointer for an FR30 ELF reloc. */
|
/* Set the howto pointer for an FR30 ELF reloc. */
|
|
|
static void
|
static void
|
fr30_info_to_howto_rela (abfd, cache_ptr, dst)
|
fr30_info_to_howto_rela (abfd, cache_ptr, dst)
|
bfd *abfd ATTRIBUTE_UNUSED;
|
bfd *abfd ATTRIBUTE_UNUSED;
|
arelent *cache_ptr;
|
arelent *cache_ptr;
|
Elf_Internal_Rela *dst;
|
Elf_Internal_Rela *dst;
|
{
|
{
|
unsigned int r_type;
|
unsigned int r_type;
|
|
|
r_type = ELF32_R_TYPE (dst->r_info);
|
r_type = ELF32_R_TYPE (dst->r_info);
|
BFD_ASSERT (r_type < (unsigned int) R_FR30_max);
|
BFD_ASSERT (r_type < (unsigned int) R_FR30_max);
|
cache_ptr->howto = & fr30_elf_howto_table [r_type];
|
cache_ptr->howto = & fr30_elf_howto_table [r_type];
|
}
|
}
|
|
|
/* Perform a single relocation. By default we use the standard BFD
|
/* Perform a single relocation. By default we use the standard BFD
|
routines, but a few relocs, we have to do them ourselves. */
|
routines, but a few relocs, we have to do them ourselves. */
|
|
|
static bfd_reloc_status_type
|
static bfd_reloc_status_type
|
fr30_final_link_relocate (howto, input_bfd, input_section, contents, rel,
|
fr30_final_link_relocate (howto, input_bfd, input_section, contents, rel,
|
relocation)
|
relocation)
|
reloc_howto_type *howto;
|
reloc_howto_type *howto;
|
bfd *input_bfd;
|
bfd *input_bfd;
|
asection *input_section;
|
asection *input_section;
|
bfd_byte *contents;
|
bfd_byte *contents;
|
Elf_Internal_Rela *rel;
|
Elf_Internal_Rela *rel;
|
bfd_vma relocation;
|
bfd_vma relocation;
|
{
|
{
|
bfd_reloc_status_type r = bfd_reloc_ok;
|
bfd_reloc_status_type r = bfd_reloc_ok;
|
bfd_vma x;
|
bfd_vma x;
|
bfd_signed_vma srel;
|
bfd_signed_vma srel;
|
|
|
switch (howto->type)
|
switch (howto->type)
|
{
|
{
|
case R_FR30_20:
|
case R_FR30_20:
|
contents += rel->r_offset;
|
contents += rel->r_offset;
|
relocation += rel->r_addend;
|
relocation += rel->r_addend;
|
|
|
if (relocation > ((1 << 20) - 1))
|
if (relocation > ((1 << 20) - 1))
|
return bfd_reloc_overflow;
|
return bfd_reloc_overflow;
|
|
|
x = bfd_get_32 (input_bfd, contents);
|
x = bfd_get_32 (input_bfd, contents);
|
x = (x & 0xff0f0000) | (relocation & 0x0000ffff) | ((relocation & 0x000f0000) << 4);
|
x = (x & 0xff0f0000) | (relocation & 0x0000ffff) | ((relocation & 0x000f0000) << 4);
|
bfd_put_32 (input_bfd, x, contents);
|
bfd_put_32 (input_bfd, x, contents);
|
break;
|
break;
|
|
|
case R_FR30_48:
|
case R_FR30_48:
|
contents += rel->r_offset + 2;
|
contents += rel->r_offset + 2;
|
relocation += rel->r_addend;
|
relocation += rel->r_addend;
|
bfd_put_32 (input_bfd, relocation, contents);
|
bfd_put_32 (input_bfd, relocation, contents);
|
break;
|
break;
|
|
|
case R_FR30_9_PCREL:
|
case R_FR30_9_PCREL:
|
contents += rel->r_offset + 1;
|
contents += rel->r_offset + 1;
|
srel = (bfd_signed_vma) relocation;
|
srel = (bfd_signed_vma) relocation;
|
srel += rel->r_addend;
|
srel += rel->r_addend;
|
srel -= rel->r_offset;
|
srel -= rel->r_offset;
|
srel -= 2; /* Branch instructions add 2 to the PC... */
|
srel -= 2; /* Branch instructions add 2 to the PC... */
|
srel -= (input_section->output_section->vma +
|
srel -= (input_section->output_section->vma +
|
input_section->output_offset);
|
input_section->output_offset);
|
|
|
if (srel & 1)
|
if (srel & 1)
|
return bfd_reloc_outofrange;
|
return bfd_reloc_outofrange;
|
if (srel > ((1 << 8) - 1) || (srel < - (1 << 8)))
|
if (srel > ((1 << 8) - 1) || (srel < - (1 << 8)))
|
return bfd_reloc_overflow;
|
return bfd_reloc_overflow;
|
|
|
bfd_put_8 (input_bfd, srel >> 1, contents);
|
bfd_put_8 (input_bfd, srel >> 1, contents);
|
break;
|
break;
|
|
|
case R_FR30_12_PCREL:
|
case R_FR30_12_PCREL:
|
contents += rel->r_offset;
|
contents += rel->r_offset;
|
srel = (bfd_signed_vma) relocation;
|
srel = (bfd_signed_vma) relocation;
|
srel += rel->r_addend;
|
srel += rel->r_addend;
|
srel -= rel->r_offset;
|
srel -= rel->r_offset;
|
srel -= 2; /* Branch instructions add 2 to the PC... */
|
srel -= 2; /* Branch instructions add 2 to the PC... */
|
srel -= (input_section->output_section->vma +
|
srel -= (input_section->output_section->vma +
|
input_section->output_offset);
|
input_section->output_offset);
|
|
|
if (srel & 1)
|
if (srel & 1)
|
return bfd_reloc_outofrange;
|
return bfd_reloc_outofrange;
|
if (srel > ((1 << 11) - 1) || (srel < - (1 << 11)))
|
if (srel > ((1 << 11) - 1) || (srel < - (1 << 11)))
|
return bfd_reloc_overflow;
|
return bfd_reloc_overflow;
|
|
|
x = bfd_get_16 (input_bfd, contents);
|
x = bfd_get_16 (input_bfd, contents);
|
x = (x & 0xf800) | ((srel >> 1) & 0x7ff);
|
x = (x & 0xf800) | ((srel >> 1) & 0x7ff);
|
bfd_put_16 (input_bfd, x, contents);
|
bfd_put_16 (input_bfd, x, contents);
|
break;
|
break;
|
|
|
default:
|
default:
|
r = _bfd_final_link_relocate (howto, input_bfd, input_section,
|
r = _bfd_final_link_relocate (howto, input_bfd, input_section,
|
contents, rel->r_offset,
|
contents, rel->r_offset,
|
relocation, rel->r_addend);
|
relocation, rel->r_addend);
|
}
|
}
|
|
|
return r;
|
return r;
|
}
|
}
|
|
|
/* Relocate an FR30 ELF section.
|
/* Relocate an FR30 ELF section.
|
|
|
The RELOCATE_SECTION function is called by the new ELF backend linker
|
The RELOCATE_SECTION function is called by the new ELF backend linker
|
to handle the relocations for a section.
|
to handle the relocations for a section.
|
|
|
The relocs are always passed as Rela structures; if the section
|
The relocs are always passed as Rela structures; if the section
|
actually uses Rel structures, the r_addend field will always be
|
actually uses Rel structures, the r_addend field will always be
|
zero.
|
zero.
|
|
|
This function is responsible for adjusting the section contents as
|
This function is responsible for adjusting the section contents as
|
necessary, and (if using Rela relocs and generating a relocatable
|
necessary, and (if using Rela relocs and generating a relocatable
|
output file) adjusting the reloc addend as necessary.
|
output file) adjusting the reloc addend as necessary.
|
|
|
This function does not have to worry about setting the reloc
|
This function does not have to worry about setting the reloc
|
address or the reloc symbol index.
|
address or the reloc symbol index.
|
|
|
LOCAL_SYMS is a pointer to the swapped in local symbols.
|
LOCAL_SYMS is a pointer to the swapped in local symbols.
|
|
|
LOCAL_SECTIONS is an array giving the section in the input file
|
LOCAL_SECTIONS is an array giving the section in the input file
|
corresponding to the st_shndx field of each local symbol.
|
corresponding to the st_shndx field of each local symbol.
|
|
|
The global hash table entry for the global symbols can be found
|
The global hash table entry for the global symbols can be found
|
via elf_sym_hashes (input_bfd).
|
via elf_sym_hashes (input_bfd).
|
|
|
When generating relocatable output, this function must handle
|
When generating relocatable output, this function must handle
|
STB_LOCAL/STT_SECTION symbols specially. The output symbol is
|
STB_LOCAL/STT_SECTION symbols specially. The output symbol is
|
going to be the section symbol corresponding to the output
|
going to be the section symbol corresponding to the output
|
section, which means that the addend must be adjusted
|
section, which means that the addend must be adjusted
|
accordingly. */
|
accordingly. */
|
|
|
static bfd_boolean
|
static bfd_boolean
|
fr30_elf_relocate_section (output_bfd, info, input_bfd, input_section,
|
fr30_elf_relocate_section (output_bfd, info, input_bfd, input_section,
|
contents, relocs, local_syms, local_sections)
|
contents, relocs, local_syms, local_sections)
|
bfd *output_bfd;
|
bfd *output_bfd;
|
struct bfd_link_info *info;
|
struct bfd_link_info *info;
|
bfd *input_bfd;
|
bfd *input_bfd;
|
asection *input_section;
|
asection *input_section;
|
bfd_byte *contents;
|
bfd_byte *contents;
|
Elf_Internal_Rela *relocs;
|
Elf_Internal_Rela *relocs;
|
Elf_Internal_Sym *local_syms;
|
Elf_Internal_Sym *local_syms;
|
asection **local_sections;
|
asection **local_sections;
|
{
|
{
|
Elf_Internal_Shdr *symtab_hdr;
|
Elf_Internal_Shdr *symtab_hdr;
|
struct elf_link_hash_entry **sym_hashes;
|
struct elf_link_hash_entry **sym_hashes;
|
Elf_Internal_Rela *rel;
|
Elf_Internal_Rela *rel;
|
Elf_Internal_Rela *relend;
|
Elf_Internal_Rela *relend;
|
|
|
symtab_hdr = & elf_tdata (input_bfd)->symtab_hdr;
|
symtab_hdr = & elf_tdata (input_bfd)->symtab_hdr;
|
sym_hashes = elf_sym_hashes (input_bfd);
|
sym_hashes = elf_sym_hashes (input_bfd);
|
relend = relocs + input_section->reloc_count;
|
relend = relocs + input_section->reloc_count;
|
|
|
for (rel = relocs; rel < relend; rel ++)
|
for (rel = relocs; rel < relend; rel ++)
|
{
|
{
|
reloc_howto_type *howto;
|
reloc_howto_type *howto;
|
unsigned long r_symndx;
|
unsigned long r_symndx;
|
Elf_Internal_Sym *sym;
|
Elf_Internal_Sym *sym;
|
asection *sec;
|
asection *sec;
|
struct elf_link_hash_entry *h;
|
struct elf_link_hash_entry *h;
|
bfd_vma relocation;
|
bfd_vma relocation;
|
bfd_reloc_status_type r;
|
bfd_reloc_status_type r;
|
const char *name;
|
const char *name;
|
int r_type;
|
int r_type;
|
|
|
r_type = ELF32_R_TYPE (rel->r_info);
|
r_type = ELF32_R_TYPE (rel->r_info);
|
|
|
if ( r_type == R_FR30_GNU_VTINHERIT
|
if ( r_type == R_FR30_GNU_VTINHERIT
|
|| r_type == R_FR30_GNU_VTENTRY)
|
|| r_type == R_FR30_GNU_VTENTRY)
|
continue;
|
continue;
|
|
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
|
|
howto = fr30_elf_howto_table + ELF32_R_TYPE (rel->r_info);
|
howto = fr30_elf_howto_table + ELF32_R_TYPE (rel->r_info);
|
h = NULL;
|
h = NULL;
|
sym = NULL;
|
sym = NULL;
|
sec = NULL;
|
sec = NULL;
|
|
|
if (r_symndx < symtab_hdr->sh_info)
|
if (r_symndx < symtab_hdr->sh_info)
|
{
|
{
|
sym = local_syms + r_symndx;
|
sym = local_syms + r_symndx;
|
sec = local_sections [r_symndx];
|
sec = local_sections [r_symndx];
|
relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
|
relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel);
|
|
|
name = bfd_elf_string_from_elf_section
|
name = bfd_elf_string_from_elf_section
|
(input_bfd, symtab_hdr->sh_link, sym->st_name);
|
(input_bfd, symtab_hdr->sh_link, sym->st_name);
|
name = (name == NULL) ? bfd_section_name (input_bfd, sec) : name;
|
name = (name == NULL) ? bfd_section_name (input_bfd, sec) : name;
|
}
|
}
|
else
|
else
|
{
|
{
|
bfd_boolean unresolved_reloc, warned;
|
bfd_boolean unresolved_reloc, warned;
|
|
|
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
|
RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
|
r_symndx, symtab_hdr, sym_hashes,
|
r_symndx, symtab_hdr, sym_hashes,
|
h, sec, relocation,
|
h, sec, relocation,
|
unresolved_reloc, warned);
|
unresolved_reloc, warned);
|
|
|
name = h->root.root.string;
|
name = h->root.root.string;
|
}
|
}
|
|
|
if (sec != NULL && elf_discarded_section (sec))
|
if (sec != NULL && elf_discarded_section (sec))
|
{
|
{
|
/* For relocs against symbols from removed linkonce sections,
|
/* For relocs against symbols from removed linkonce sections,
|
or sections discarded by a linker script, we just want the
|
or sections discarded by a linker script, we just want the
|
section contents zeroed. Avoid any special processing. */
|
section contents zeroed. Avoid any special processing. */
|
_bfd_clear_contents (howto, input_bfd, contents + rel->r_offset);
|
_bfd_clear_contents (howto, input_bfd, contents + rel->r_offset);
|
rel->r_info = 0;
|
rel->r_info = 0;
|
rel->r_addend = 0;
|
rel->r_addend = 0;
|
continue;
|
continue;
|
}
|
}
|
|
|
if (info->relocatable)
|
if (info->relocatable)
|
continue;
|
continue;
|
|
|
r = fr30_final_link_relocate (howto, input_bfd, input_section,
|
r = fr30_final_link_relocate (howto, input_bfd, input_section,
|
contents, rel, relocation);
|
contents, rel, relocation);
|
|
|
if (r != bfd_reloc_ok)
|
if (r != bfd_reloc_ok)
|
{
|
{
|
const char * msg = (const char *) NULL;
|
const char * msg = (const char *) NULL;
|
|
|
switch (r)
|
switch (r)
|
{
|
{
|
case bfd_reloc_overflow:
|
case bfd_reloc_overflow:
|
r = info->callbacks->reloc_overflow
|
r = info->callbacks->reloc_overflow
|
(info, (h ? &h->root : NULL), name, howto->name,
|
(info, (h ? &h->root : NULL), name, howto->name,
|
(bfd_vma) 0, input_bfd, input_section, rel->r_offset);
|
(bfd_vma) 0, input_bfd, input_section, rel->r_offset);
|
break;
|
break;
|
|
|
case bfd_reloc_undefined:
|
case bfd_reloc_undefined:
|
r = info->callbacks->undefined_symbol
|
r = info->callbacks->undefined_symbol
|
(info, name, input_bfd, input_section, rel->r_offset,
|
(info, name, input_bfd, input_section, rel->r_offset,
|
TRUE);
|
TRUE);
|
break;
|
break;
|
|
|
case bfd_reloc_outofrange:
|
case bfd_reloc_outofrange:
|
msg = _("internal error: out of range error");
|
msg = _("internal error: out of range error");
|
break;
|
break;
|
|
|
case bfd_reloc_notsupported:
|
case bfd_reloc_notsupported:
|
msg = _("internal error: unsupported relocation error");
|
msg = _("internal error: unsupported relocation error");
|
break;
|
break;
|
|
|
case bfd_reloc_dangerous:
|
case bfd_reloc_dangerous:
|
msg = _("internal error: dangerous relocation");
|
msg = _("internal error: dangerous relocation");
|
break;
|
break;
|
|
|
default:
|
default:
|
msg = _("internal error: unknown error");
|
msg = _("internal error: unknown error");
|
break;
|
break;
|
}
|
}
|
|
|
if (msg)
|
if (msg)
|
r = info->callbacks->warning
|
r = info->callbacks->warning
|
(info, msg, name, input_bfd, input_section, rel->r_offset);
|
(info, msg, name, input_bfd, input_section, rel->r_offset);
|
|
|
if (! r)
|
if (! r)
|
return FALSE;
|
return FALSE;
|
}
|
}
|
}
|
}
|
|
|
return TRUE;
|
return TRUE;
|
}
|
}
|
|
|
/* Return the section that should be marked against GC for a given
|
/* Return the section that should be marked against GC for a given
|
relocation. */
|
relocation. */
|
|
|
static asection *
|
static asection *
|
fr30_elf_gc_mark_hook (asection *sec,
|
fr30_elf_gc_mark_hook (asection *sec,
|
struct bfd_link_info *info,
|
struct bfd_link_info *info,
|
Elf_Internal_Rela *rel,
|
Elf_Internal_Rela *rel,
|
struct elf_link_hash_entry *h,
|
struct elf_link_hash_entry *h,
|
Elf_Internal_Sym *sym)
|
Elf_Internal_Sym *sym)
|
{
|
{
|
if (h != NULL)
|
if (h != NULL)
|
switch (ELF32_R_TYPE (rel->r_info))
|
switch (ELF32_R_TYPE (rel->r_info))
|
{
|
{
|
case R_FR30_GNU_VTINHERIT:
|
case R_FR30_GNU_VTINHERIT:
|
case R_FR30_GNU_VTENTRY:
|
case R_FR30_GNU_VTENTRY:
|
return NULL;
|
return NULL;
|
}
|
}
|
|
|
return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
|
return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym);
|
}
|
}
|
|
|
/* Look through the relocs for a section during the first phase.
|
/* Look through the relocs for a section during the first phase.
|
Since we don't do .gots or .plts, we just need to consider the
|
Since we don't do .gots or .plts, we just need to consider the
|
virtual table relocs for gc. */
|
virtual table relocs for gc. */
|
|
|
static bfd_boolean
|
static bfd_boolean
|
fr30_elf_check_relocs (abfd, info, sec, relocs)
|
fr30_elf_check_relocs (abfd, info, sec, relocs)
|
bfd *abfd;
|
bfd *abfd;
|
struct bfd_link_info *info;
|
struct bfd_link_info *info;
|
asection *sec;
|
asection *sec;
|
const Elf_Internal_Rela *relocs;
|
const Elf_Internal_Rela *relocs;
|
{
|
{
|
Elf_Internal_Shdr *symtab_hdr;
|
Elf_Internal_Shdr *symtab_hdr;
|
struct elf_link_hash_entry **sym_hashes;
|
struct elf_link_hash_entry **sym_hashes;
|
const Elf_Internal_Rela *rel;
|
const Elf_Internal_Rela *rel;
|
const Elf_Internal_Rela *rel_end;
|
const Elf_Internal_Rela *rel_end;
|
|
|
if (info->relocatable)
|
if (info->relocatable)
|
return TRUE;
|
return TRUE;
|
|
|
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
|
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
|
sym_hashes = elf_sym_hashes (abfd);
|
sym_hashes = elf_sym_hashes (abfd);
|
|
|
rel_end = relocs + sec->reloc_count;
|
rel_end = relocs + sec->reloc_count;
|
for (rel = relocs; rel < rel_end; rel++)
|
for (rel = relocs; rel < rel_end; rel++)
|
{
|
{
|
struct elf_link_hash_entry *h;
|
struct elf_link_hash_entry *h;
|
unsigned long r_symndx;
|
unsigned long r_symndx;
|
|
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
r_symndx = ELF32_R_SYM (rel->r_info);
|
if (r_symndx < symtab_hdr->sh_info)
|
if (r_symndx < symtab_hdr->sh_info)
|
h = NULL;
|
h = NULL;
|
else
|
else
|
{
|
{
|
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
|
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
|
while (h->root.type == bfd_link_hash_indirect
|
while (h->root.type == bfd_link_hash_indirect
|
|| h->root.type == bfd_link_hash_warning)
|
|| h->root.type == bfd_link_hash_warning)
|
h = (struct elf_link_hash_entry *) h->root.u.i.link;
|
h = (struct elf_link_hash_entry *) h->root.u.i.link;
|
}
|
}
|
|
|
switch (ELF32_R_TYPE (rel->r_info))
|
switch (ELF32_R_TYPE (rel->r_info))
|
{
|
{
|
/* This relocation describes the C++ object vtable hierarchy.
|
/* This relocation describes the C++ object vtable hierarchy.
|
Reconstruct it for later use during GC. */
|
Reconstruct it for later use during GC. */
|
case R_FR30_GNU_VTINHERIT:
|
case R_FR30_GNU_VTINHERIT:
|
if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
|
if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
|
return FALSE;
|
return FALSE;
|
break;
|
break;
|
|
|
/* This relocation describes which C++ vtable entries are actually
|
/* This relocation describes which C++ vtable entries are actually
|
used. Record for later use during GC. */
|
used. Record for later use during GC. */
|
case R_FR30_GNU_VTENTRY:
|
case R_FR30_GNU_VTENTRY:
|
BFD_ASSERT (h != NULL);
|
BFD_ASSERT (h != NULL);
|
if (h != NULL
|
if (h != NULL
|
&& !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
|
&& !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
|
return FALSE;
|
return FALSE;
|
break;
|
break;
|
}
|
}
|
}
|
}
|
|
|
return TRUE;
|
return TRUE;
|
}
|
}
|
|
|
#define ELF_ARCH bfd_arch_fr30
|
#define ELF_ARCH bfd_arch_fr30
|
#define ELF_MACHINE_CODE EM_FR30
|
#define ELF_MACHINE_CODE EM_FR30
|
#define ELF_MACHINE_ALT1 EM_CYGNUS_FR30
|
#define ELF_MACHINE_ALT1 EM_CYGNUS_FR30
|
#define ELF_MAXPAGESIZE 0x1000
|
#define ELF_MAXPAGESIZE 0x1000
|
|
|
#define TARGET_BIG_SYM bfd_elf32_fr30_vec
|
#define TARGET_BIG_SYM bfd_elf32_fr30_vec
|
#define TARGET_BIG_NAME "elf32-fr30"
|
#define TARGET_BIG_NAME "elf32-fr30"
|
|
|
#define elf_info_to_howto_rel NULL
|
#define elf_info_to_howto_rel NULL
|
#define elf_info_to_howto fr30_info_to_howto_rela
|
#define elf_info_to_howto fr30_info_to_howto_rela
|
#define elf_backend_relocate_section fr30_elf_relocate_section
|
#define elf_backend_relocate_section fr30_elf_relocate_section
|
#define elf_backend_gc_mark_hook fr30_elf_gc_mark_hook
|
#define elf_backend_gc_mark_hook fr30_elf_gc_mark_hook
|
#define elf_backend_check_relocs fr30_elf_check_relocs
|
#define elf_backend_check_relocs fr30_elf_check_relocs
|
|
|
#define elf_backend_can_gc_sections 1
|
#define elf_backend_can_gc_sections 1
|
#define elf_backend_rela_normal 1
|
#define elf_backend_rela_normal 1
|
|
|
#define bfd_elf32_bfd_reloc_type_lookup fr30_reloc_type_lookup
|
#define bfd_elf32_bfd_reloc_type_lookup fr30_reloc_type_lookup
|
#define bfd_elf32_bfd_reloc_name_lookup fr30_reloc_name_lookup
|
#define bfd_elf32_bfd_reloc_name_lookup fr30_reloc_name_lookup
|
|
|
#include "elf32-target.h"
|
#include "elf32-target.h"
|
|
|
