elfarm-nabi.c

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	 0,			/* dst_mask */
	 false),		/* pcrel_offset */

  /* Relocs used in ARM Linux */

  HOWTO (R_ARM_COPY,		/* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         32,                    /* bitsize */
         false,                 /* pc_relative */
         0,                     /* bitpos */
         complain_overflow_bitfield,/* complain_on_overflow */
         bfd_elf_generic_reloc, /* special_function */
         "R_ARM_COPY",		/* name */
         true,			/* partial_inplace */
         0xffffffff,		/* src_mask */
         0xffffffff,		/* dst_mask */
         false),                /* pcrel_offset */

  HOWTO (R_ARM_GLOB_DAT,	/* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         32,                    /* bitsize */
         false,                 /* pc_relative */
         0,                     /* bitpos */
         complain_overflow_bitfield,/* complain_on_overflow */
         bfd_elf_generic_reloc, /* special_function */
         "R_ARM_GLOB_DAT",	/* name */
         true,			/* partial_inplace */
         0xffffffff,		/* src_mask */
         0xffffffff,		/* dst_mask */
         false),                /* pcrel_offset */

  HOWTO (R_ARM_JUMP_SLOT,	/* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         32,                    /* bitsize */
         false,                 /* pc_relative */
         0,                     /* bitpos */
         complain_overflow_bitfield,/* complain_on_overflow */
         bfd_elf_generic_reloc, /* special_function */
         "R_ARM_JUMP_SLOT",	/* name */
         true,			/* partial_inplace */
         0xffffffff,		/* src_mask */
         0xffffffff,		/* dst_mask */
         false),                /* pcrel_offset */

  HOWTO (R_ARM_RELATIVE,	/* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         32,                    /* bitsize */
         false,                 /* pc_relative */
         0,                     /* bitpos */
         complain_overflow_bitfield,/* complain_on_overflow */
         bfd_elf_generic_reloc, /* special_function */
         "R_ARM_RELATIVE",	/* name */
         true,			/* partial_inplace */
         0xffffffff,		/* src_mask */
         0xffffffff,		/* dst_mask */
         false),                /* pcrel_offset */

  HOWTO (R_ARM_GOTOFF,		/* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         32,                    /* bitsize */
         false,                 /* pc_relative */
         0,                     /* bitpos */
         complain_overflow_bitfield,/* complain_on_overflow */
         bfd_elf_generic_reloc, /* special_function */
         "R_ARM_GOTOFF",	/* name */
         true,			/* partial_inplace */
         0xffffffff,		/* src_mask */
         0xffffffff,		/* dst_mask */
         false),                /* pcrel_offset */

  HOWTO (R_ARM_GOTPC,		/* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         32,                    /* bitsize */
         true,			/* pc_relative */
         0,                     /* bitpos */
         complain_overflow_bitfield,/* complain_on_overflow */
         bfd_elf_generic_reloc, /* special_function */
         "R_ARM_GOTPC",		/* name */
         true,			/* partial_inplace */
         0xffffffff,		/* src_mask */
         0xffffffff,		/* dst_mask */
         true),			/* pcrel_offset */

  HOWTO (R_ARM_GOT32,		/* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         32,                    /* bitsize */
         false,			/* pc_relative */
         0,                     /* bitpos */
         complain_overflow_bitfield,/* complain_on_overflow */
         bfd_elf_generic_reloc, /* special_function */
         "R_ARM_GOT32",		/* name */
         true,			/* partial_inplace */
         0xffffffff,		/* src_mask */
         0xffffffff,		/* dst_mask */
         false),		/* pcrel_offset */

  HOWTO (R_ARM_PLT32,		/* type */
         2,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         26,                    /* bitsize */
         true,			/* pc_relative */
         0,                     /* bitpos */
         complain_overflow_bitfield,/* complain_on_overflow */
         bfd_elf_generic_reloc, /* special_function */
         "R_ARM_PLT32",		/* name */
         true,			/* partial_inplace */
         0x00ffffff,		/* src_mask */
         0x00ffffff,		/* dst_mask */
         true),			/* pcrel_offset */

  /* End of relocs used in ARM Linux */

  HOWTO (R_ARM_RREL32,		/* type */
	 0,			/* rightshift */
	 0,			/* size (0 = byte, 1 = short, 2 = long) */
	 0,			/* bitsize */
	 false,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont,/* complain_on_overflow */
	 bfd_elf_generic_reloc,	/* special_function */
	 "R_ARM_RREL32",	/* name */
	 false,			/* partial_inplace */
	 0,			/* src_mask */
	 0,			/* dst_mask */
	 false),		/* pcrel_offset */

  HOWTO (R_ARM_RABS32,		/* type */
	 0,			/* rightshift */
	 0,			/* size (0 = byte, 1 = short, 2 = long) */
	 0,			/* bitsize */
	 false,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont,/* complain_on_overflow */
	 bfd_elf_generic_reloc,	/* special_function */
	 "R_ARM_RABS32",	/* name */
	 false,			/* partial_inplace */
	 0,			/* src_mask */
	 0,			/* dst_mask */
	 false),		/* pcrel_offset */

  HOWTO (R_ARM_RPC24,		/* type */
	 0,			/* rightshift */
	 0,			/* size (0 = byte, 1 = short, 2 = long) */
	 0,			/* bitsize */
	 false,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont,/* complain_on_overflow */
	 bfd_elf_generic_reloc,	/* special_function */
	 "R_ARM_RPC24",		/* name */
	 false,			/* partial_inplace */
	 0,			/* src_mask */
	 0,			/* dst_mask */
	 false),		/* pcrel_offset */

  HOWTO (R_ARM_RBASE,		/* type */
	 0,			/* rightshift */
	 0,			/* size (0 = byte, 1 = short, 2 = long) */
	 0,			/* bitsize */
	 false,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_dont,/* complain_on_overflow */
	 bfd_elf_generic_reloc,	/* special_function */
	 "R_ARM_RBASE",		/* name */
	 false,			/* partial_inplace */
	 0,			/* src_mask */
	 0,			/* dst_mask */
	 false),		/* pcrel_offset */

};

  /* GNU extension to record C++ vtable hierarchy */
static reloc_howto_type elf32_arm_vtinherit_howto =
  HOWTO (R_ARM_GNU_VTINHERIT, /* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         0,                     /* bitsize */
         false,                 /* pc_relative */
         0,                     /* bitpos */
         complain_overflow_dont, /* complain_on_overflow */
         NULL,                  /* special_function */
         "R_ARM_GNU_VTINHERIT", /* name */
         false,                 /* partial_inplace */
         0,                     /* src_mask */
         0,                     /* dst_mask */
         false);                /* pcrel_offset */

  /* GNU extension to record C++ vtable member usage */
static reloc_howto_type elf32_arm_vtentry_howto =
  HOWTO (R_ARM_GNU_VTENTRY,     /* type */
         0,                     /* rightshift */
         2,                     /* size (0 = byte, 1 = short, 2 = long) */
         0,                     /* bitsize */
         false,                 /* pc_relative */
         0,                     /* bitpos */
         complain_overflow_dont, /* complain_on_overflow */
         _bfd_elf_rel_vtable_reloc_fn,  /* special_function */
         "R_ARM_GNU_VTENTRY",   /* name */
         false,                 /* partial_inplace */
         0,                     /* src_mask */
         0,                     /* dst_mask */
         false);                /* pcrel_offset */

  /* 12 bit pc relative */
static reloc_howto_type elf32_arm_thm_pc11_howto =
  HOWTO (R_ARM_THM_PC11,	/* type */
	 1,			/* rightshift */
	 1,			/* size (0 = byte, 1 = short, 2 = long) */
	 11,			/* bitsize */
	 true,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed,	/* complain_on_overflow */
	 bfd_elf_generic_reloc,	/* special_function */
	 "R_ARM_THM_PC11",	/* name */
	 false,			/* partial_inplace */
	 0x000007ff,		/* src_mask */
	 0x000007ff,		/* dst_mask */
	 true);			/* pcrel_offset */

  /* 12 bit pc relative */
static reloc_howto_type elf32_arm_thm_pc9_howto =
  HOWTO (R_ARM_THM_PC9,		/* type */
	 1,			/* rightshift */
	 1,			/* size (0 = byte, 1 = short, 2 = long) */
	 8,			/* bitsize */
	 true,			/* pc_relative */
	 0,			/* bitpos */
	 complain_overflow_signed,	/* complain_on_overflow */
	 bfd_elf_generic_reloc,	/* special_function */
	 "R_ARM_THM_PC9",	/* name */
	 false,			/* partial_inplace */
	 0x000000ff,		/* src_mask */
	 0x000000ff,		/* dst_mask */
	 true);			/* pcrel_offset */

static void
elf32_arm_info_to_howto (abfd, bfd_reloc, elf_reloc)
     bfd * abfd ATTRIBUTE_UNUSED;
     arelent * bfd_reloc;
     Elf32_Internal_Rel * elf_reloc;
{
  unsigned int r_type;

  r_type = ELF32_R_TYPE (elf_reloc->r_info);

  switch (r_type)
    {
    case R_ARM_GNU_VTINHERIT:
      bfd_reloc->howto = & elf32_arm_vtinherit_howto;
      break;

    case R_ARM_GNU_VTENTRY:
      bfd_reloc->howto = & elf32_arm_vtentry_howto;
      break;

    case R_ARM_THM_PC11:
      bfd_reloc->howto = & elf32_arm_thm_pc11_howto;
      break;

    case R_ARM_THM_PC9:
      bfd_reloc->howto = & elf32_arm_thm_pc9_howto;
      break;

    default:
      if (r_type >= NUM_ELEM (elf32_arm_howto_table))
	bfd_reloc->howto = NULL;
      else
        bfd_reloc->howto = & elf32_arm_howto_table[r_type];
      break;
    }
}

struct elf32_arm_reloc_map
  {
    bfd_reloc_code_real_type  bfd_reloc_val;
    unsigned char             elf_reloc_val;
  };

static const struct elf32_arm_reloc_map elf32_arm_reloc_map[] =
{
  {BFD_RELOC_NONE,                 R_ARM_NONE},
  {BFD_RELOC_ARM_PCREL_BRANCH,     R_ARM_PC24},
  {BFD_RELOC_ARM_PCREL_BLX,        R_ARM_XPC25},
  {BFD_RELOC_THUMB_PCREL_BLX,      R_ARM_THM_XPC22},
  {BFD_RELOC_32,                   R_ARM_ABS32},
  {BFD_RELOC_32_PCREL,             R_ARM_REL32},
  {BFD_RELOC_8,                    R_ARM_ABS8},
  {BFD_RELOC_16,                   R_ARM_ABS16},
  {BFD_RELOC_ARM_OFFSET_IMM,       R_ARM_ABS12},
  {BFD_RELOC_ARM_THUMB_OFFSET,     R_ARM_THM_ABS5},
  {BFD_RELOC_THUMB_PCREL_BRANCH23, R_ARM_THM_PC22},
  {BFD_RELOC_ARM_COPY,             R_ARM_COPY},
  {BFD_RELOC_ARM_GLOB_DAT,         R_ARM_GLOB_DAT},
  {BFD_RELOC_ARM_JUMP_SLOT,        R_ARM_JUMP_SLOT},
  {BFD_RELOC_ARM_RELATIVE,         R_ARM_RELATIVE},
  {BFD_RELOC_ARM_GOTOFF,           R_ARM_GOTOFF},
  {BFD_RELOC_ARM_GOTPC,            R_ARM_GOTPC},
  {BFD_RELOC_ARM_GOT32,            R_ARM_GOT32},
  {BFD_RELOC_ARM_PLT32,            R_ARM_PLT32}
};

static reloc_howto_type *
elf32_arm_reloc_type_lookup (abfd, code)
     bfd *abfd ATTRIBUTE_UNUSED;
     bfd_reloc_code_real_type code;
{
  unsigned int i;

  switch (code)
    {
    case BFD_RELOC_VTABLE_INHERIT:
      return & elf32_arm_vtinherit_howto;

    case BFD_RELOC_VTABLE_ENTRY:
      return & elf32_arm_vtentry_howto;

    case BFD_RELOC_THUMB_PCREL_BRANCH12:
      return & elf32_arm_thm_pc11_howto;

    case BFD_RELOC_THUMB_PCREL_BRANCH9:
      return & elf32_arm_thm_pc9_howto;

    default:
      for (i = 0; i < NUM_ELEM (elf32_arm_reloc_map); i ++)
	if (elf32_arm_reloc_map[i].bfd_reloc_val == code)
	  return & elf32_arm_howto_table[elf32_arm_reloc_map[i].elf_reloc_val];

      return NULL;
   }
}

#include "elf32-arm.h"