/* MIPS-specific support for 64-bit ELF
- Copyright 1996, 1997, 1998, 1999 Free Software Foundation, Inc.
+ Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002
+ Free Software Foundation, Inc.
Ian Lance Taylor, Cygnus Support
Linker support added by Mark Mitchell, CodeSourcery, LLC.
<mark@codesourcery.com>
The MIPS 64-bit ELF ABI uses an unusual reloc format. This file
overrides the usual ELF reloc handling, and handles reading and
- writing the relocations here.
-
- The MIPS 64-bit ELF ABI also uses an unusual archive map format. */
+ writing the relocations here. */
+
+/* TODO: Many things are unsupported, even if there is some code for it
+ . (which was mostly stolen from elf32-mips.c and slightly adapted).
+ .
+ . - Relocation handling for REL relocs is wrong in many cases and
+ . generally untested.
+ . - Relocation handling for RELA relocs related to GOT support are
+ . also likely to be wrong.
+ . - Support for MIPS16 is only partially implemented.
+ . - Embedded PIC is only partially implemented (is it needed?).
+ . - Combined relocs with RSS_* entries are unsupported.
+ . - The whole GOT handling for NewABI is missing, some parts of
+ . the OldABI version is still lying around and should be removed.
+ */
#include "bfd.h"
#include "sysdep.h"
#include "bfdlink.h"
#include "genlink.h"
#include "elf-bfd.h"
+#include "elfxx-mips.h"
#include "elf/mips.h"
/* Get the ECOFF swapping routines. The 64-bit ABI is not supposed to
#include "coff/ecoff.h"
/* The 64 bit versions of the mdebug data structures are in alpha.h. */
#include "coff/alpha.h"
-#define ECOFF_64
+#define ECOFF_SIGNED_64
#include "ecoffswap.h"
static void mips_elf64_swap_reloc_in
PARAMS ((bfd *, const bfd_byte *, Elf_Internal_Rela *));
static void mips_elf64_be_swap_reloca_out
PARAMS ((bfd *, const Elf_Internal_Rela *, bfd_byte *));
-static reloc_howto_type *mips_elf64_reloc_type_lookup
+static reloc_howto_type *bfd_elf64_bfd_reloc_type_lookup
PARAMS ((bfd *, bfd_reloc_code_real_type));
+static reloc_howto_type *mips_elf64_rtype_to_howto
+ PARAMS ((unsigned int, boolean));
+static void mips_elf64_info_to_howto_rel
+ PARAMS ((bfd *, arelent *, Elf64_Internal_Rel *));
+static void mips_elf64_info_to_howto_rela
+ PARAMS ((bfd *, arelent *, Elf64_Internal_Rela *));
static long mips_elf64_get_reloc_upper_bound PARAMS ((bfd *, asection *));
static boolean mips_elf64_slurp_one_reloc_table
PARAMS ((bfd *, asection *, asymbol **, const Elf_Internal_Shdr *));
static boolean mips_elf64_slurp_reloc_table
PARAMS ((bfd *, asection *, asymbol **, boolean));
static void mips_elf64_write_relocs PARAMS ((bfd *, asection *, PTR));
-static boolean mips_elf64_slurp_armap PARAMS ((bfd *));
-static boolean mips_elf64_write_armap
- PARAMS ((bfd *, unsigned int, struct orl *, unsigned int, int));
+static void mips_elf64_write_rel
+ PARAMS((bfd *, asection *, Elf_Internal_Shdr *, int *, PTR));
+static void mips_elf64_write_rela
+ PARAMS((bfd *, asection *, Elf_Internal_Shdr *, int *, PTR));
+static bfd_reloc_status_type mips_elf64_hi16_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type mips_elf64_higher_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type mips_elf64_highest_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type mips_elf64_gprel16_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type mips_elf64_gprel16_reloca
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type mips_elf64_literal_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type mips_elf64_gprel32_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type mips_elf64_shift6_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type mips_elf64_got16_reloc
+ PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static boolean mips_elf64_assign_gp PARAMS ((bfd *, bfd_vma *));
+static bfd_reloc_status_type mips_elf64_final_gp
+ PARAMS ((bfd *, asymbol *, boolean, char **, bfd_vma *));
+static boolean mips_elf64_object_p PARAMS ((bfd *));
+static irix_compat_t elf64_mips_irix_compat PARAMS ((bfd *));
+
+extern const bfd_target bfd_elf64_tradbigmips_vec;
+extern const bfd_target bfd_elf64_tradlittlemips_vec;
+
+static bfd_vma prev_reloc_addend = 0;
+static bfd_size_type prev_reloc_address = 0;
+
+/* Whether we are trying to be compatible with IRIX6 (or little endianers
+ which are otherwise IRIX-ABI compliant). */
+#define SGI_COMPAT(abfd) \
+ (elf64_mips_irix_compat (abfd) != ict_none)
/* In case we're on a 32-bit machine, construct a 64-bit "-1" value
from smaller values. Start with zero, widen, *then* decrement. */
/* The number of local .got entries we reserve. */
#define MIPS_RESERVED_GOTNO (2)
-
+\f
/* The relocation table used for SHT_REL sections. */
+#define UNUSED_RELOC(num) { num, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 }
+
static reloc_howto_type mips_elf64_howto_table_rel[] =
{
/* No relocation. */
/* 16 bit relocation. */
HOWTO (R_MIPS_16, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_16", /* name */
true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* 32 bit relocation. */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_32", /* name */
true, /* partial_inplace */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_REL32", /* name */
true, /* partial_inplace */
0xffffffff, /* dst_mask */
false), /* pcrel_offset */
- /* 26 bit branch address. */
+ /* 26 bit jump address. */
HOWTO (R_MIPS_26, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- /* This needs complex overflow
- detection, because the upper four
- bits must match the PC. */
+ /* This needs complex overflow
+ detection, because the upper 36
+ bits must match the PC + 4. */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_26", /* name */
true, /* partial_inplace */
- 0x3ffffff, /* src_mask */
- 0x3ffffff, /* dst_mask */
+ 0x03ffffff, /* src_mask */
+ 0x03ffffff, /* dst_mask */
false), /* pcrel_offset */
/* High 16 bits of symbol value. */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_hi16_reloc, /* special_function */
+ bfd_elf_generic_reloc, /* special_function */
"R_MIPS_HI16", /* name */
true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* Low 16 bits of symbol value. */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- _bfd_mips_elf_lo16_reloc, /* special_function */
+ bfd_elf_generic_reloc, /* special_function */
"R_MIPS_LO16", /* name */
true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* GP relative reference. */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_gprel16_reloc, /* special_function */
+ mips_elf64_gprel16_reloc, /* special_function */
"R_MIPS_GPREL16", /* name */
true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* Reference to literal section. */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_gprel16_reloc, /* special_function */
+ mips_elf64_literal_reloc, /* special_function */
"R_MIPS_LITERAL", /* name */
true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* Reference to global offset table. */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_got16_reloc, /* special_function */
+ mips_elf64_got16_reloc, /* special_function */
"R_MIPS_GOT16", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0xffff, /* dst_mask */
+ true, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* 16 bit PC relative reference. */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_PC16", /* name */
true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- false), /* pcrel_offset */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ true), /* pcrel_offset */
/* 16 bit call through global offset table. */
/* FIXME: This is not handled correctly. */
complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_CALL16", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0xffff, /* dst_mask */
+ true, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* 32 bit GP relative reference. */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- _bfd_mips_elf_gprel32_reloc, /* special_function */
+ complain_overflow_dont, /* complain_on_overflow */
+ mips_elf64_gprel32_reloc, /* special_function */
"R_MIPS_GPREL32", /* name */
true, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
false), /* pcrel_offset */
- { 13 },
- { 14 },
- { 15 },
+ UNUSED_RELOC (13),
+ UNUSED_RELOC (14),
+ UNUSED_RELOC (15),
/* A 5 bit shift field. */
HOWTO (R_MIPS_SHIFT5, /* type */
false), /* pcrel_offset */
/* A 6 bit shift field. */
- /* FIXME: This is not handled correctly; a special function is
- needed to put the most significant bit in the right place. */
HOWTO (R_MIPS_SHIFT6, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
false, /* pc_relative */
6, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ mips_elf64_shift6_reloc, /* special_function */
"R_MIPS_SHIFT6", /* name */
true, /* partial_inplace */
0x000007c4, /* src_mask */
64, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_64", /* name */
true, /* partial_inplace */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_DISP", /* name */
true, /* partial_inplace */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_PAGE", /* name */
true, /* partial_inplace */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_OFST", /* name */
true, /* partial_inplace */
64, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_SUB", /* name */
true, /* partial_inplace */
/* FIXME: Not handled correctly. */
HOWTO (R_MIPS_INSERT_A, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_INSERT_A", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
/* Insert the addend as an instruction, and change all relocations
/* FIXME: Not handled correctly. */
HOWTO (R_MIPS_INSERT_B, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_INSERT_B", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
/* Delete a 32 bit instruction. */
/* FIXME: Not handled correctly. */
HOWTO (R_MIPS_DELETE, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_DELETE", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
/* Get the higher value of a 64 bit addend. */
- /* FIXME: Not handled correctly. */
HOWTO (R_MIPS_HIGHER, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ mips_elf64_higher_reloc, /* special_function */
"R_MIPS_HIGHER", /* name */
true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* Get the highest value of a 64 bit addend. */
- /* FIXME: Not handled correctly. */
HOWTO (R_MIPS_HIGHEST, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ mips_elf64_highest_reloc, /* special_function */
"R_MIPS_HIGHEST", /* name */
true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* High 16 bits of displacement in global offset table. */
0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
- /* I'm not sure what the remaining relocs are, but they are defined
- on Irix 6. */
-
+ /* Section displacement, used by an associated event location section. */
+ /* FIXME: Not handled correctly. */
HOWTO (R_MIPS_SCN_DISP, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_SCN_DISP", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
HOWTO (R_MIPS_REL16, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_REL16", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
-
- HOWTO (R_MIPS_ADD_IMMEDIATE, /* 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_MIPS_ADD_IMMEDIATE", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
+ true, /* partial_inplace */
+ 0xffff, /* src_mask */
+ 0xffff, /* dst_mask */
false), /* pcrel_offset */
- HOWTO (R_MIPS_PJUMP, /* 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_MIPS_PJUMP", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
+ /* These two are obsolete. */
+ EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE),
+ EMPTY_HOWTO (R_MIPS_PJUMP),
+ /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section.
+ It must be used for multigot GOT's (and only there). */
HOWTO (R_MIPS_RELGOT, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_RELGOT", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
+ true, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
- /* Protected jump conversion. This is an optimization hint. No
+ /* Protected jump conversion. This is an optimization hint. No
relocation is required for correctness. */
HOWTO (R_MIPS_JALR, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_JALR", /* name */
false, /* partial_inplace */
- 0x00000000, /* src_mask */
+ 0, /* src_mask */
0x00000000, /* dst_mask */
false), /* pcrel_offset */
};
/* 16 bit relocation. */
HOWTO (R_MIPS_16, /* type */
0, /* rightshift */
- 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_16", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* 32 bit relocation. */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_32", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
false), /* pcrel_offset */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_REL32", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
false), /* pcrel_offset */
- /* 26 bit branch address. */
+ /* 26 bit jump address. */
HOWTO (R_MIPS_26, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- /* This needs complex overflow
- detection, because the upper four
- bits must match the PC. */
+ /* This needs complex overflow
+ detection, because the upper 36
+ bits must match the PC + 4. */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_26", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
- 0x3ffffff, /* dst_mask */
+ 0x03ffffff, /* dst_mask */
false), /* pcrel_offset */
+ /* R_MIPS_HI16 and R_MIPS_LO16 are unsupported for 64 bit REL. */
/* High 16 bits of symbol value. */
HOWTO (R_MIPS_HI16, /* type */
0, /* rightshift */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_HI16", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* Low 16 bits of symbol value. */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_LO16", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* GP relative reference. */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_gprel16_reloc, /* special_function */
+ mips_elf64_gprel16_reloca, /* special_function */
"R_MIPS_GPREL16", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* Reference to literal section. */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_gprel16_reloc, /* special_function */
+ mips_elf64_literal_reloc, /* special_function */
"R_MIPS_LITERAL", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* Reference to global offset table. */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ bfd_elf_generic_reloc, /* special_function */
"R_MIPS_GOT16", /* name */
false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* 16 bit PC relative reference. */
complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_PC16", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
- false), /* pcrel_offset */
+ 0x0000ffff, /* dst_mask */
+ true), /* pcrel_offset */
/* 16 bit call through global offset table. */
/* FIXME: This is not handled correctly. */
"R_MIPS_CALL16", /* name */
false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* 32 bit GP relative reference. */
32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
- _bfd_mips_elf_gprel32_reloc, /* special_function */
+ complain_overflow_dont, /* complain_on_overflow */
+ mips_elf64_gprel32_reloc, /* special_function */
"R_MIPS_GPREL32", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0xffffffff, /* dst_mask */
false), /* pcrel_offset */
- { 13 },
- { 14 },
- { 15 },
+ UNUSED_RELOC (13),
+ UNUSED_RELOC (14),
+ UNUSED_RELOC (15),
/* A 5 bit shift field. */
HOWTO (R_MIPS_SHIFT5, /* type */
complain_overflow_bitfield, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_SHIFT5", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0x000007c0, /* dst_mask */
false), /* pcrel_offset */
/* A 6 bit shift field. */
- /* FIXME: This is not handled correctly; a special function is
- needed to put the most significant bit in the right place. */
HOWTO (R_MIPS_SHIFT6, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
false, /* pc_relative */
6, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ mips_elf64_shift6_reloc, /* special_function */
"R_MIPS_SHIFT6", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0x000007c4, /* dst_mask */
false), /* pcrel_offset */
64, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_64", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
MINUS_ONE, /* dst_mask */
false), /* pcrel_offset */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_DISP", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_PAGE", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_OFST", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_HI16", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_LO16", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
64, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_bitfield, /* complain_on_overflow */
+ complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_SUB", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
MINUS_ONE, /* dst_mask */
false), /* pcrel_offset */
/* FIXME: Not handled correctly. */
HOWTO (R_MIPS_INSERT_A, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
"R_MIPS_INSERT_A", /* name */
false, /* partial_inplace */
0, /* src_mask */
- 0, /* dst_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
/* Insert the addend as an instruction, and change all relocations
/* FIXME: Not handled correctly. */
HOWTO (R_MIPS_INSERT_B, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
"R_MIPS_INSERT_B", /* name */
false, /* partial_inplace */
0, /* src_mask */
- 0, /* dst_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
/* Delete a 32 bit instruction. */
/* FIXME: Not handled correctly. */
HOWTO (R_MIPS_DELETE, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
"R_MIPS_DELETE", /* name */
false, /* partial_inplace */
0, /* src_mask */
- 0, /* dst_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
/* Get the higher value of a 64 bit addend. */
- /* FIXME: Not handled correctly. */
HOWTO (R_MIPS_HIGHER, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ bfd_elf_generic_reloc, /* special_function */
"R_MIPS_HIGHER", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* Get the highest value of a 64 bit addend. */
- /* FIXME: Not handled correctly. */
HOWTO (R_MIPS_HIGHEST, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ bfd_elf_generic_reloc, /* special_function */
"R_MIPS_HIGHEST", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
- 0xffff, /* dst_mask */
+ 0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
/* High 16 bits of displacement in global offset table. */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_CALL_HI16", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_CALL_LO16", /* name */
- true, /* partial_inplace */
+ false, /* partial_inplace */
0, /* src_mask */
0x0000ffff, /* dst_mask */
false), /* pcrel_offset */
- /* I'm not sure what the remaining relocs are, but they are defined
- on Irix 6. */
-
+ /* Section displacement, used by an associated event location section. */
+ /* FIXME: Not handled correctly. */
HOWTO (R_MIPS_SCN_DISP, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
"R_MIPS_SCN_DISP", /* name */
false, /* partial_inplace */
0, /* src_mask */
- 0, /* dst_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
HOWTO (R_MIPS_REL16, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
- complain_overflow_dont, /* complain_on_overflow */
+ complain_overflow_signed, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_REL16", /* name */
false, /* partial_inplace */
0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
-
- HOWTO (R_MIPS_ADD_IMMEDIATE, /* 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_MIPS_ADD_IMMEDIATE", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
+ 0xffff, /* dst_mask */
false), /* pcrel_offset */
- HOWTO (R_MIPS_PJUMP, /* 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_MIPS_PJUMP", /* name */
- false, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- false), /* pcrel_offset */
+ /* These two are obsolete. */
+ EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE),
+ EMPTY_HOWTO (R_MIPS_PJUMP),
+ /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section.
+ It must be used for multigot GOT's (and only there). */
HOWTO (R_MIPS_RELGOT, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
"R_MIPS_RELGOT", /* name */
false, /* partial_inplace */
0, /* src_mask */
- 0, /* dst_mask */
+ 0xffffffff, /* dst_mask */
false), /* pcrel_offset */
- /* Protected jump conversion. This is an optimization hint. No
+ /* Protected jump conversion. This is an optimization hint. No
relocation is required for correctness. */
HOWTO (R_MIPS_JALR, /* type */
0, /* rightshift */
- 0, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
false, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
bfd_elf_generic_reloc, /* special_function */
"R_MIPS_JALR", /* name */
false, /* partial_inplace */
- 0x00000000, /* src_mask */
+ 0, /* src_mask */
0x00000000, /* dst_mask */
false), /* pcrel_offset */
};
-
+\f
/* Swap in a MIPS 64-bit Rel reloc. */
static void
const Elf64_Mips_External_Rel *src;
Elf64_Mips_Internal_Rel *dst;
{
- dst->r_offset = bfd_h_get_64 (abfd, (bfd_byte *) src->r_offset);
- dst->r_sym = bfd_h_get_32 (abfd, (bfd_byte *) src->r_sym);
- dst->r_ssym = bfd_h_get_8 (abfd, (bfd_byte *) src->r_ssym);
- dst->r_type3 = bfd_h_get_8 (abfd, (bfd_byte *) src->r_type3);
- dst->r_type2 = bfd_h_get_8 (abfd, (bfd_byte *) src->r_type2);
- dst->r_type = bfd_h_get_8 (abfd, (bfd_byte *) src->r_type);
+ dst->r_offset = H_GET_64 (abfd, src->r_offset);
+ dst->r_sym = H_GET_32 (abfd, src->r_sym);
+ dst->r_ssym = H_GET_8 (abfd, src->r_ssym);
+ dst->r_type3 = H_GET_8 (abfd, src->r_type3);
+ dst->r_type2 = H_GET_8 (abfd, src->r_type2);
+ dst->r_type = H_GET_8 (abfd, src->r_type);
}
/* Swap in a MIPS 64-bit Rela reloc. */
const Elf64_Mips_External_Rela *src;
Elf64_Mips_Internal_Rela *dst;
{
- dst->r_offset = bfd_h_get_64 (abfd, (bfd_byte *) src->r_offset);
- dst->r_sym = bfd_h_get_32 (abfd, (bfd_byte *) src->r_sym);
- dst->r_ssym = bfd_h_get_8 (abfd, (bfd_byte *) src->r_ssym);
- dst->r_type3 = bfd_h_get_8 (abfd, (bfd_byte *) src->r_type3);
- dst->r_type2 = bfd_h_get_8 (abfd, (bfd_byte *) src->r_type2);
- dst->r_type = bfd_h_get_8 (abfd, (bfd_byte *) src->r_type);
- dst->r_addend = bfd_h_get_signed_64 (abfd, (bfd_byte *) src->r_addend);
+ dst->r_offset = H_GET_64 (abfd, src->r_offset);
+ dst->r_sym = H_GET_32 (abfd, src->r_sym);
+ dst->r_ssym = H_GET_8 (abfd, src->r_ssym);
+ dst->r_type3 = H_GET_8 (abfd, src->r_type3);
+ dst->r_type2 = H_GET_8 (abfd, src->r_type2);
+ dst->r_type = H_GET_8 (abfd, src->r_type);
+ dst->r_addend = H_GET_S64 (abfd, src->r_addend);
}
/* Swap out a MIPS 64-bit Rel reloc. */
const Elf64_Mips_Internal_Rel *src;
Elf64_Mips_External_Rel *dst;
{
- bfd_h_put_64 (abfd, src->r_offset, (bfd_byte *) dst->r_offset);
- bfd_h_put_32 (abfd, src->r_sym, (bfd_byte *) dst->r_sym);
- bfd_h_put_8 (abfd, src->r_ssym, (bfd_byte *) dst->r_ssym);
- bfd_h_put_8 (abfd, src->r_type3, (bfd_byte *) dst->r_type3);
- bfd_h_put_8 (abfd, src->r_type2, (bfd_byte *) dst->r_type2);
- bfd_h_put_8 (abfd, src->r_type, (bfd_byte *) dst->r_type);
+ H_PUT_64 (abfd, src->r_offset, dst->r_offset);
+ H_PUT_32 (abfd, src->r_sym, dst->r_sym);
+ H_PUT_8 (abfd, src->r_ssym, dst->r_ssym);
+ H_PUT_8 (abfd, src->r_type3, dst->r_type3);
+ H_PUT_8 (abfd, src->r_type2, dst->r_type2);
+ H_PUT_8 (abfd, src->r_type, dst->r_type);
}
/* Swap out a MIPS 64-bit Rela reloc. */
const Elf64_Mips_Internal_Rela *src;
Elf64_Mips_External_Rela *dst;
{
- bfd_h_put_64 (abfd, src->r_offset, (bfd_byte *) dst->r_offset);
- bfd_h_put_32 (abfd, src->r_sym, (bfd_byte *) dst->r_sym);
- bfd_h_put_8 (abfd, src->r_ssym, (bfd_byte *) dst->r_ssym);
- bfd_h_put_8 (abfd, src->r_type3, (bfd_byte *) dst->r_type3);
- bfd_h_put_8 (abfd, src->r_type2, (bfd_byte *) dst->r_type2);
- bfd_h_put_8 (abfd, src->r_type, (bfd_byte *) dst->r_type);
- bfd_h_put_64 (abfd, src->r_addend, (bfd_byte *) dst->r_addend);
+ H_PUT_64 (abfd, src->r_offset, dst->r_offset);
+ H_PUT_32 (abfd, src->r_sym, dst->r_sym);
+ H_PUT_8 (abfd, src->r_ssym, dst->r_ssym);
+ H_PUT_8 (abfd, src->r_type3, dst->r_type3);
+ H_PUT_8 (abfd, src->r_type2, dst->r_type2);
+ H_PUT_8 (abfd, src->r_type, dst->r_type);
+ H_PUT_S64 (abfd, src->r_addend, dst->r_addend);
}
/* Swap in a MIPS 64-bit Rel reloc. */
{
Elf64_Mips_Internal_Rel mirel;
- mips_elf64_swap_reloc_in (abfd,
+ mips_elf64_swap_reloc_in (abfd,
(const Elf64_Mips_External_Rel *) src,
&mirel);
dst[0].r_offset = mirel.r_offset;
- dst[0].r_info = ELF32_R_INFO (mirel.r_sym, mirel.r_type);
+ dst[0].r_info = ELF64_R_INFO (mirel.r_sym, mirel.r_type);
dst[1].r_offset = mirel.r_offset;
- dst[1].r_info = ELF32_R_INFO (mirel.r_ssym, mirel.r_type2);
+ dst[1].r_info = ELF64_R_INFO (mirel.r_ssym, mirel.r_type2);
dst[2].r_offset = mirel.r_offset;
- dst[2].r_info = ELF32_R_INFO (STN_UNDEF, mirel.r_type3);
+ dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirel.r_type3);
}
/* Swap in a MIPS 64-bit Rela reloc. */
{
Elf64_Mips_Internal_Rela mirela;
- mips_elf64_swap_reloca_in (abfd,
+ mips_elf64_swap_reloca_in (abfd,
(const Elf64_Mips_External_Rela *) src,
&mirela);
dst[0].r_offset = mirela.r_offset;
- dst[0].r_info = ELF32_R_INFO (mirela.r_sym, mirela.r_type);
+ dst[0].r_info = ELF64_R_INFO (mirela.r_sym, mirela.r_type);
dst[0].r_addend = mirela.r_addend;
dst[1].r_offset = mirela.r_offset;
- dst[1].r_info = ELF32_R_INFO (mirela.r_ssym, mirela.r_type2);
+ dst[1].r_info = ELF64_R_INFO (mirela.r_ssym, mirela.r_type2);
dst[1].r_addend = 0;
dst[2].r_offset = mirela.r_offset;
- dst[2].r_info = ELF32_R_INFO (STN_UNDEF, mirela.r_type3);
+ dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirela.r_type3);
dst[2].r_addend = 0;
}
{
Elf64_Mips_Internal_Rel mirel;
- mirel.r_offset = src->r_offset;
- mirel.r_type = ELF32_R_TYPE (src->r_info);
- mirel.r_sym = ELF32_R_SYM (src->r_info);
- mirel.r_type2 = R_MIPS_NONE;
- mirel.r_ssym = STN_UNDEF;
- mirel.r_type3 = R_MIPS_NONE;
+ mirel.r_offset = src[0].r_offset;
+ BFD_ASSERT(src[0].r_offset == src[1].r_offset);
+ BFD_ASSERT(src[0].r_offset == src[2].r_offset);
- mips_elf64_swap_reloc_out (abfd, &mirel,
+ mirel.r_type = ELF64_MIPS_R_TYPE (src[0].r_info);
+ mirel.r_sym = ELF64_R_SYM (src[0].r_info);
+ mirel.r_type2 = ELF64_MIPS_R_TYPE2 (src[1].r_info);
+ mirel.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info);
+ mirel.r_type3 = ELF64_MIPS_R_TYPE3 (src[2].r_info);
+
+ mips_elf64_swap_reloc_out (abfd, &mirel,
(Elf64_Mips_External_Rel *) dst);
}
{
Elf64_Mips_Internal_Rela mirela;
- mirela.r_offset = src->r_offset;
- mirela.r_type = ELF32_R_TYPE (src->r_info);
- mirela.r_addend = src->r_addend;
- mirela.r_sym = ELF32_R_SYM (src->r_info);
- mirela.r_type2 = R_MIPS_NONE;
- mirela.r_ssym = STN_UNDEF;
- mirela.r_type3 = R_MIPS_NONE;
+ mirela.r_offset = src[0].r_offset;
+ BFD_ASSERT(src[0].r_offset == src[1].r_offset);
+ BFD_ASSERT(src[0].r_offset == src[2].r_offset);
+
+ mirela.r_type = ELF64_MIPS_R_TYPE (src[0].r_info);
+ mirela.r_sym = ELF64_R_SYM (src[0].r_info);
+ mirela.r_addend = src[0].r_addend;
+ BFD_ASSERT(src[1].r_addend == 0);
+ BFD_ASSERT(src[2].r_addend == 0);
+
+ mirela.r_type2 = ELF64_MIPS_R_TYPE2 (src[1].r_info);
+ mirela.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info);
+ mirela.r_type3 = ELF64_MIPS_R_TYPE3 (src[2].r_info);
- mips_elf64_swap_reloca_out (abfd, &mirela,
+ mips_elf64_swap_reloca_out (abfd, &mirela,
(Elf64_Mips_External_Rela *) dst);
}
+\f
+/* Do a R_MIPS_HI16 relocation. */
+
+bfd_reloc_status_type
+mips_elf64_hi16_reloc (abfd,
+ reloc_entry,
+ symbol,
+ data,
+ input_section,
+ output_bfd,
+ error_message)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data ATTRIBUTE_UNUSED;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message ATTRIBUTE_UNUSED;
+{
+ /* If we're relocating, and this is an external symbol, we don't
+ want to change anything. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && (! reloc_entry->howto->partial_inplace
+ || reloc_entry->addend == 0))
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ if (((reloc_entry->addend & 0xffff) + 0x8000) & ~0xffff)
+ reloc_entry->addend += 0x8000;
-/* A mapping from BFD reloc types to MIPS ELF reloc types. */
+ return bfd_reloc_continue;
+}
-struct elf_reloc_map
+/* Do a R_MIPS_HIGHER relocation. */
+
+bfd_reloc_status_type
+mips_elf64_higher_reloc (abfd,
+ reloc_entry,
+ symbol,
+ data,
+ input_section,
+ output_bfd,
+ error_message)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data ATTRIBUTE_UNUSED;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message ATTRIBUTE_UNUSED;
{
- bfd_reloc_code_real_type bfd_reloc_val;
- enum elf_mips_reloc_type elf_reloc_val;
-};
+ /* If we're relocating, and this is an external symbol, we don't
+ want to change anything. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && (! reloc_entry->howto->partial_inplace
+ || reloc_entry->addend == 0))
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ if (((reloc_entry->addend & 0xffffffff) + 0x80008000)
+ & ~0xffffffff)
+ reloc_entry->addend += 0x80008000;
-static CONST struct elf_reloc_map mips_reloc_map[] =
+ return bfd_reloc_continue;
+}
+
+/* Do a R_MIPS_HIGHEST relocation. */
+
+bfd_reloc_status_type
+mips_elf64_highest_reloc (abfd,
+ reloc_entry,
+ symbol,
+ data,
+ input_section,
+ output_bfd,
+ error_message)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data ATTRIBUTE_UNUSED;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message ATTRIBUTE_UNUSED;
{
- { BFD_RELOC_NONE, R_MIPS_NONE, },
- { BFD_RELOC_16, R_MIPS_16 },
- { BFD_RELOC_32, R_MIPS_32 },
- { BFD_RELOC_64, R_MIPS_64 },
- { BFD_RELOC_CTOR, R_MIPS_64 },
- { BFD_RELOC_32_PCREL, R_MIPS_REL32 },
- { BFD_RELOC_MIPS_JMP, R_MIPS_26 },
- { BFD_RELOC_HI16_S, R_MIPS_HI16 },
- { BFD_RELOC_LO16, R_MIPS_LO16 },
- { BFD_RELOC_MIPS_GPREL, R_MIPS_GPREL16 },
- { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL },
- { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 },
- { BFD_RELOC_16_PCREL, R_MIPS_PC16 },
- { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 },
- { BFD_RELOC_MIPS_GPREL32, R_MIPS_GPREL32 },
- { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 },
- { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 },
- { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 },
- { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 },
- { BFD_RELOC_MIPS_SUB, R_MIPS_SUB },
- { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE },
- { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST },
- { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP }
-};
+ /* If we're relocating, and this is an external symbol, we don't
+ want to change anything. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && (! reloc_entry->howto->partial_inplace
+ || reloc_entry->addend == 0))
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
-/* Given a BFD reloc type, return a howto structure. */
+ if (((reloc_entry->addend & 0xffffffffffff) + 0x800080008000)
+ & ~0xffffffffffff)
+ reloc_entry->addend += 0x800080008000;
-static reloc_howto_type *
-mips_elf64_reloc_type_lookup (abfd, code)
+ return bfd_reloc_continue;
+}
+
+/* Do a R_MIPS_GOT16 reloc. This is a reloc against the global offset
+ table used for PIC code. If the symbol is an external symbol, the
+ instruction is modified to contain the offset of the appropriate
+ entry in the global offset table. If the symbol is a section
+ symbol, the next reloc is a R_MIPS_LO16 reloc. The two 16 bit
+ addends are combined to form the real addend against the section
+ symbol; the GOT16 is modified to contain the offset of an entry in
+ the global offset table, and the LO16 is modified to offset it
+ appropriately. Thus an offset larger than 16 bits requires a
+ modified value in the global offset table.
+
+ This implementation suffices for the assembler, but the linker does
+ not yet know how to create global offset tables. */
+
+bfd_reloc_status_type
+mips_elf64_got16_reloc (abfd,
+ reloc_entry,
+ symbol,
+ data,
+ input_section,
+ output_bfd,
+ error_message)
bfd *abfd;
- bfd_reloc_code_real_type code;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message;
+{
+ /* If we're relocating, and this an external symbol, we don't want
+ to change anything. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && reloc_entry->addend == 0)
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ /* If we're relocating, and this is a local symbol, we can handle it
+ just like HI16. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) != 0)
+ return mips_elf64_hi16_reloc (abfd, reloc_entry, symbol, data,
+ input_section, output_bfd, error_message);
+
+ abort ();
+}
+
+/* Set the GP value for OUTPUT_BFD. Returns false if this is a
+ dangerous relocation. */
+
+static boolean
+mips_elf64_assign_gp (output_bfd, pgp)
+ bfd *output_bfd;
+ bfd_vma *pgp;
{
+ unsigned int count;
+ asymbol **sym;
unsigned int i;
- for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map); i++)
+ /* If we've already figured out what GP will be, just return it. */
+ *pgp = _bfd_get_gp_value (output_bfd);
+ if (*pgp)
+ return true;
+
+ count = bfd_get_symcount (output_bfd);
+ sym = bfd_get_outsymbols (output_bfd);
+
+ /* The linker script will have created a symbol named `_gp' with the
+ appropriate value. */
+ if (sym == (asymbol **) NULL)
+ i = count;
+ else
{
- if (mips_reloc_map[i].bfd_reloc_val == code)
+ for (i = 0; i < count; i++, sym++)
{
- int v;
+ register CONST char *name;
- v = (int) mips_reloc_map[i].elf_reloc_val;
- return &mips_elf64_howto_table_rel[v];
+ name = bfd_asymbol_name (*sym);
+ if (*name == '_' && strcmp (name, "_gp") == 0)
+ {
+ *pgp = bfd_asymbol_value (*sym);
+ _bfd_set_gp_value (output_bfd, *pgp);
+ break;
+ }
}
}
- return NULL;
+ if (i >= count)
+ {
+ /* Only get the error once. */
+ *pgp = 4;
+ _bfd_set_gp_value (output_bfd, *pgp);
+ return false;
+ }
+
+ return true;
+}
+
+/* We have to figure out the gp value, so that we can adjust the
+ symbol value correctly. We look up the symbol _gp in the output
+ BFD. If we can't find it, we're stuck. We cache it in the ELF
+ target data. We don't need to adjust the symbol value for an
+ external symbol if we are producing relocateable output. */
+
+static bfd_reloc_status_type
+mips_elf64_final_gp (output_bfd, symbol, relocateable, error_message, pgp)
+ bfd *output_bfd;
+ asymbol *symbol;
+ boolean relocateable;
+ char **error_message;
+ bfd_vma *pgp;
+{
+ if (bfd_is_und_section (symbol->section)
+ && ! relocateable)
+ {
+ *pgp = 0;
+ return bfd_reloc_undefined;
+ }
+
+ *pgp = _bfd_get_gp_value (output_bfd);
+ if (*pgp == 0
+ && (! relocateable
+ || (symbol->flags & BSF_SECTION_SYM) != 0))
+ {
+ if (relocateable)
+ {
+ /* Make up a value. */
+ *pgp = symbol->section->output_section->vma + 0x4000;
+ _bfd_set_gp_value (output_bfd, *pgp);
+ }
+ else if (!mips_elf64_assign_gp (output_bfd, pgp))
+ {
+ *error_message =
+ (char *) _("GP relative relocation when _gp not defined");
+ return bfd_reloc_dangerous;
+ }
+ }
+
+ return bfd_reloc_ok;
+}
+
+/* Do a R_MIPS_GPREL16 relocation. This is a 16 bit value which must
+ become the offset from the gp register. */
+
+bfd_reloc_status_type
+mips_elf64_gprel16_reloc (abfd, reloc_entry, symbol, data, input_section,
+ output_bfd, error_message)
+ bfd *abfd;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message;
+{
+ boolean relocateable;
+ bfd_reloc_status_type ret;
+ bfd_vma gp;
+
+ /* If we're relocating, and this is an external symbol with no
+ addend, we don't want to change anything. We will only have an
+ addend if this is a newly created reloc, not read from an ELF
+ file. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && reloc_entry->addend == 0)
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ if (output_bfd != (bfd *) NULL)
+ relocateable = true;
+ else
+ {
+ relocateable = false;
+ output_bfd = symbol->section->output_section->owner;
+ }
+
+ ret = mips_elf64_final_gp (output_bfd, symbol, relocateable, error_message,
+ &gp);
+ if (ret != bfd_reloc_ok)
+ return ret;
+
+ return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
+ input_section, relocateable,
+ data, gp);
+}
+
+/* Do a R_MIPS_GPREL16 RELA relocation. */
+
+bfd_reloc_status_type
+mips_elf64_gprel16_reloca (abfd, reloc_entry, symbol, data, input_section,
+ output_bfd, error_message)
+ bfd *abfd;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data ATTRIBUTE_UNUSED;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message;
+{
+ boolean relocateable;
+ bfd_vma gp;
+
+ /* This works only for NewABI. */
+ BFD_ASSERT (reloc_entry->howto->src_mask == 0);
+
+ /* If we're relocating, and this is an external symbol with no
+ addend, we don't want to change anything. We will only have an
+ addend if this is a newly created reloc, not read from an ELF
+ file. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && reloc_entry->addend == 0)
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ if (output_bfd != (bfd *) NULL)
+ relocateable = true;
+ else
+ {
+ relocateable = false;
+ output_bfd = symbol->section->output_section->owner;
+ }
+
+ if (prev_reloc_address != reloc_entry->address)
+ prev_reloc_address = reloc_entry->address;
+ else
+ {
+ mips_elf64_final_gp (output_bfd, symbol, relocateable, error_message,
+ &gp);
+ prev_reloc_addend = reloc_entry->addend + reloc_entry->address - gp;
+ if (symbol->flags & BSF_LOCAL)
+ prev_reloc_addend += _bfd_get_gp_value (abfd);
+/*fprintf(stderr, "Addend: %lx, Next Addend: %lx\n", reloc_entry->addend, prev_reloc_addend);*/
+ }
+
+ return bfd_reloc_ok;
+}
+
+/* Do a R_MIPS_LITERAL relocation. */
+
+bfd_reloc_status_type
+mips_elf64_literal_reloc (abfd, reloc_entry, symbol, data, input_section,
+ output_bfd, error_message)
+ bfd *abfd;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message;
+{
+ /* If we're relocating, and this is an external symbol, we don't
+ want to change anything. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && (! reloc_entry->howto->partial_inplace
+ || reloc_entry->addend == 0))
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ /* FIXME: The entries in the .lit8 and .lit4 sections should be merged.
+ Currently we simply call mips_elf64_gprel16_reloc. */
+ return mips_elf64_gprel16_reloc (abfd, reloc_entry, symbol, data,
+ input_section, output_bfd, error_message);
+}
+
+/* Do a R_MIPS_GPREL32 relocation. Is this 32 bit value the offset
+ from the gp register? XXX */
+
+bfd_reloc_status_type
+mips_elf64_gprel32_reloc (abfd,
+ reloc_entry,
+ symbol,
+ data,
+ input_section,
+ output_bfd,
+ error_message)
+ bfd *abfd;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message;
+{
+ boolean relocateable;
+ bfd_reloc_status_type ret;
+ bfd_vma gp;
+ bfd_vma relocation;
+ unsigned long val;
+
+ /* If we're relocating, and this is an external symbol with no
+ addend, we don't want to change anything. We will only have an
+ addend if this is a newly created reloc, not read from an ELF
+ file. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && reloc_entry->addend == 0)
+ {
+ *error_message = (char *)
+ _("32bits gp relative relocation occurs for an external symbol");
+ return bfd_reloc_outofrange;
+ }
+
+ if (output_bfd != (bfd *) NULL)
+ {
+ relocateable = true;
+ gp = _bfd_get_gp_value (output_bfd);
+ }
+ else
+ {
+ relocateable = false;
+ output_bfd = symbol->section->output_section->owner;
+
+ ret = mips_elf64_final_gp (output_bfd, symbol, relocateable,
+ error_message, &gp);
+ if (ret != bfd_reloc_ok)
+ return ret;
+ }
+
+ if (bfd_is_com_section (symbol->section))
+ relocation = 0;
+ else
+ relocation = symbol->value;
+
+ relocation += symbol->section->output_section->vma;
+ relocation += symbol->section->output_offset;
+
+ if (reloc_entry->address > input_section->_cooked_size)
+ return bfd_reloc_outofrange;
+
+ if (reloc_entry->howto->src_mask == 0)
+ {
+ /* This case arises with the 64-bit MIPS ELF ABI. */
+ val = 0;
+ }
+ else
+ val = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
+
+ /* Set val to the offset into the section or symbol. */
+ val += reloc_entry->addend;
+
+ /* Adjust val for the final section location and GP value. If we
+ are producing relocateable output, we don't want to do this for
+ an external symbol. */
+ if (! relocateable
+ || (symbol->flags & BSF_SECTION_SYM) != 0)
+ val += relocation - gp;
+
+ bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address);
+
+ if (relocateable)
+ reloc_entry->address += input_section->output_offset;
+
+ return bfd_reloc_ok;
+}
+
+/* Do a R_MIPS_SHIFT6 relocation. The MSB of the shift is stored at bit 2,
+ the rest is at bits 6-10. The bitpos alredy got right by the howto. */
+
+bfd_reloc_status_type
+mips_elf64_shift6_reloc (abfd, reloc_entry, symbol, data, input_section,
+ output_bfd, error_message)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ arelent *reloc_entry;
+ asymbol *symbol;
+ PTR data ATTRIBUTE_UNUSED;
+ asection *input_section;
+ bfd *output_bfd;
+ char **error_message ATTRIBUTE_UNUSED;
+{
+ /* If we're relocating, and this is an external symbol, we don't
+ want to change anything. */
+ if (output_bfd != (bfd *) NULL
+ && (symbol->flags & BSF_SECTION_SYM) == 0
+ && (! reloc_entry->howto->partial_inplace
+ || reloc_entry->addend == 0))
+ {
+ reloc_entry->address += input_section->output_offset;
+ return bfd_reloc_ok;
+ }
+
+ reloc_entry->addend = (reloc_entry->addend & 0x00007c0)
+ | (reloc_entry->addend & 0x00000800) >> 9;
+
+ return bfd_reloc_continue;
+}
+
+/* Given a BFD reloc type, return a howto structure. */
+
+static reloc_howto_type *
+bfd_elf64_bfd_reloc_type_lookup (abfd, code)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ bfd_reloc_code_real_type code;
+{
+ /* FIXME: We default to RELA here instead of choosing the right
+ relocation variant. */
+ reloc_howto_type *howto_table = mips_elf64_howto_table_rela;
+
+ switch (code)
+ {
+ case BFD_RELOC_NONE:
+ return &howto_table[R_MIPS_NONE];
+ case BFD_RELOC_16:
+ return &howto_table[R_MIPS_16];
+ case BFD_RELOC_32:
+ return &howto_table[R_MIPS_32];
+ case BFD_RELOC_64:
+ case BFD_RELOC_CTOR:
+ return &howto_table[R_MIPS_64];
+ case BFD_RELOC_16_PCREL:
+ return &howto_table[R_MIPS_PC16];
+ case BFD_RELOC_HI16_S:
+ return &howto_table[R_MIPS_HI16];
+ case BFD_RELOC_LO16:
+ return &howto_table[R_MIPS_LO16];
+ case BFD_RELOC_GPREL16:
+ return &howto_table[R_MIPS_GPREL16];
+ case BFD_RELOC_GPREL32:
+ return &howto_table[R_MIPS_GPREL32];
+ case BFD_RELOC_MIPS_JMP:
+ return &howto_table[R_MIPS_26];
+ case BFD_RELOC_MIPS_LITERAL:
+ return &howto_table[R_MIPS_LITERAL];
+ case BFD_RELOC_MIPS_GOT16:
+ return &howto_table[R_MIPS_GOT16];
+ case BFD_RELOC_MIPS_CALL16:
+ return &howto_table[R_MIPS_CALL16];
+ case BFD_RELOC_MIPS_SHIFT5:
+ return &howto_table[R_MIPS_SHIFT5];
+ case BFD_RELOC_MIPS_SHIFT6:
+ return &howto_table[R_MIPS_SHIFT6];
+ case BFD_RELOC_MIPS_GOT_DISP:
+ return &howto_table[R_MIPS_GOT_DISP];
+ case BFD_RELOC_MIPS_GOT_PAGE:
+ return &howto_table[R_MIPS_GOT_PAGE];
+ case BFD_RELOC_MIPS_GOT_OFST:
+ return &howto_table[R_MIPS_GOT_OFST];
+ case BFD_RELOC_MIPS_GOT_HI16:
+ return &howto_table[R_MIPS_GOT_HI16];
+ case BFD_RELOC_MIPS_GOT_LO16:
+ return &howto_table[R_MIPS_GOT_LO16];
+ case BFD_RELOC_MIPS_SUB:
+ return &howto_table[R_MIPS_SUB];
+ case BFD_RELOC_MIPS_INSERT_A:
+ return &howto_table[R_MIPS_INSERT_A];
+ case BFD_RELOC_MIPS_INSERT_B:
+ return &howto_table[R_MIPS_INSERT_B];
+ case BFD_RELOC_MIPS_DELETE:
+ return &howto_table[R_MIPS_DELETE];
+ case BFD_RELOC_MIPS_HIGHEST:
+ return &howto_table[R_MIPS_HIGHEST];
+ case BFD_RELOC_MIPS_HIGHER:
+ return &howto_table[R_MIPS_HIGHER];
+ case BFD_RELOC_MIPS_CALL_HI16:
+ return &howto_table[R_MIPS_CALL_HI16];
+ case BFD_RELOC_MIPS_CALL_LO16:
+ return &howto_table[R_MIPS_CALL_LO16];
+ case BFD_RELOC_MIPS_SCN_DISP:
+ return &howto_table[R_MIPS_SCN_DISP];
+ case BFD_RELOC_MIPS_REL16:
+ return &howto_table[R_MIPS_REL16];
+ /* Use of R_MIPS_ADD_IMMEDIATE and R_MIPS_PJUMP is deprecated. */
+ case BFD_RELOC_MIPS_RELGOT:
+ return &howto_table[R_MIPS_RELGOT];
+ case BFD_RELOC_MIPS_JALR:
+ return &howto_table[R_MIPS_JALR];
+/*
+ case BFD_RELOC_MIPS16_JMP:
+ return &elf_mips16_jump_howto;
+ case BFD_RELOC_MIPS16_GPREL:
+ return &elf_mips16_gprel_howto;
+ case BFD_RELOC_VTABLE_INHERIT:
+ return &elf_mips_gnu_vtinherit_howto;
+ case BFD_RELOC_VTABLE_ENTRY:
+ return &elf_mips_gnu_vtentry_howto;
+ case BFD_RELOC_PCREL_HI16_S:
+ return &elf_mips_gnu_rel_hi16;
+ case BFD_RELOC_PCREL_LO16:
+ return &elf_mips_gnu_rel_lo16;
+ case BFD_RELOC_16_PCREL_S2:
+ return &elf_mips_gnu_rel16_s2;
+ case BFD_RELOC_64_PCREL:
+ return &elf_mips_gnu_pcrel64;
+ case BFD_RELOC_32_PCREL:
+ return &elf_mips_gnu_pcrel32;
+*/
+ default:
+ bfd_set_error (bfd_error_bad_value);
+ return NULL;
+ }
+}
+
+/* Given a MIPS Elf64_Internal_Rel, fill in an arelent structure. */
+
+static reloc_howto_type *
+mips_elf64_rtype_to_howto (r_type, rela_p)
+ unsigned int r_type;
+ boolean rela_p;
+{
+ switch (r_type)
+ {
+/*
+ case R_MIPS16_26:
+ return &elf_mips16_jump_howto;
+ break;
+ case R_MIPS16_GPREL:
+ return &elf_mips16_gprel_howto;
+ break;
+ case R_MIPS_GNU_VTINHERIT:
+ return &elf_mips_gnu_vtinherit_howto;
+ break;
+ case R_MIPS_GNU_VTENTRY:
+ return &elf_mips_gnu_vtentry_howto;
+ break;
+ case R_MIPS_GNU_REL_HI16:
+ return &elf_mips_gnu_rel_hi16;
+ break;
+ case R_MIPS_GNU_REL_LO16:
+ return &elf_mips_gnu_rel_lo16;
+ break;
+ case R_MIPS_GNU_REL16_S2:
+ return &elf_mips_gnu_rel16_s2;
+ break;
+ case R_MIPS_PC64:
+ return &elf_mips_gnu_pcrel64;
+ break;
+ case R_MIPS_PC32:
+ return &elf_mips_gnu_pcrel32;
+ break;
+*/
+
+ default:
+ BFD_ASSERT (r_type < (unsigned int) R_MIPS_max);
+ if (rela_p)
+ return &mips_elf64_howto_table_rela[r_type];
+ else
+ return &mips_elf64_howto_table_rel[r_type];
+ break;
+ }
+}
+
+/* Prevent relocation handling by bfd for MIPS ELF64. */
+
+static void
+mips_elf64_info_to_howto_rel (abfd, cache_ptr, dst)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ arelent *cache_ptr ATTRIBUTE_UNUSED;
+ Elf64_Internal_Rel *dst ATTRIBUTE_UNUSED;
+{
+ BFD_ASSERT (0);
+}
+
+static void
+mips_elf64_info_to_howto_rela (abfd, cache_ptr, dst)
+ bfd *abfd ATTRIBUTE_UNUSED;
+ arelent *cache_ptr ATTRIBUTE_UNUSED;
+ Elf64_Internal_Rela *dst ATTRIBUTE_UNUSED;
+{
+ BFD_ASSERT (0);
}
/* Since each entry in an SHT_REL or SHT_RELA section can represent up
static long
mips_elf64_get_reloc_upper_bound (abfd, sec)
- bfd *abfd;
+ bfd *abfd ATTRIBUTE_UNUSED;
asection *sec;
{
return (sec->reloc_count * 3 + 1) * sizeof (arelent *);
bfd_byte *native_relocs;
arelent *relents;
arelent *relent;
- unsigned int count;
- unsigned int i;
+ bfd_vma count;
+ bfd_vma i;
int entsize;
reloc_howto_type *howto_table;
allocated = (PTR) bfd_malloc (rel_hdr->sh_size);
if (allocated == NULL)
- goto error_return;
+ return false;
if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0
- || (bfd_read (allocated, 1, rel_hdr->sh_size, abfd) != rel_hdr->sh_size))
+ || (bfd_bread (allocated, rel_hdr->sh_size, abfd) != rel_hdr->sh_size))
goto error_return;
native_relocs = (bfd_byte *) allocated;
asymbol **symbols;
boolean dynamic;
{
+ bfd_size_type amt;
struct bfd_elf_section_data * const d = elf_section_data (asect);
if (dynamic)
return true;
/* Allocate space for 3 arelent structures for each Rel structure. */
- asect->relocation = ((arelent *)
- bfd_alloc (abfd,
- asect->reloc_count * 3 * sizeof (arelent)));
+ amt = asect->reloc_count;
+ amt *= 3 * sizeof (arelent);
+ asect->relocation = (arelent *) bfd_alloc (abfd, amt);
if (asect->relocation == NULL)
return false;
PTR data;
{
boolean *failedp = (boolean *) data;
- unsigned int count;
- Elf_Internal_Shdr *rela_hdr;
- Elf64_Mips_External_Rela *ext_rela;
+ int count;
+ Elf_Internal_Shdr *rel_hdr;
unsigned int idx;
- asymbol *last_sym = 0;
- int last_sym_idx = 0;
/* If we have already failed, don't do anything. */
if (*failedp)
}
}
- rela_hdr = &elf_section_data (sec)->rel_hdr;
+ rel_hdr = &elf_section_data (sec)->rel_hdr;
+
+ /* Do the actual relocation. */
+
+ if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rel))
+ mips_elf64_write_rel (abfd, sec, rel_hdr, &count, data);
+ else if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rela))
+ mips_elf64_write_rela (abfd, sec, rel_hdr, &count, data);
+ else
+ BFD_ASSERT (0);
+}
+
+static void
+mips_elf64_write_rel (abfd, sec, rel_hdr, count, data)
+ bfd *abfd;
+ asection *sec;
+ Elf_Internal_Shdr *rel_hdr;
+ int *count;
+ PTR data;
+{
+ boolean *failedp = (boolean *) data;
+ Elf64_Mips_External_Rel *ext_rel;
+ unsigned int idx;
+ asymbol *last_sym = 0;
+ int last_sym_idx = 0;
+
+ rel_hdr->sh_size = (bfd_vma)(rel_hdr->sh_entsize * *count);
+ rel_hdr->contents = (PTR) bfd_alloc (abfd, rel_hdr->sh_size);
+ if (rel_hdr->contents == NULL)
+ {
+ *failedp = true;
+ return;
+ }
+
+ ext_rel = (Elf64_Mips_External_Rel *) rel_hdr->contents;
+ for (idx = 0; idx < sec->reloc_count; idx++, ext_rel++)
+ {
+ arelent *ptr;
+ Elf64_Mips_Internal_Rel int_rel;
+ asymbol *sym;
+ int n;
+ unsigned int i;
+
+ ptr = sec->orelocation[idx];
+
+ /* The address of an ELF reloc is section relative for an object
+ file, and absolute for an executable file or shared library.
+ The address of a BFD reloc is always section relative. */
+ if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0)
+ int_rel.r_offset = ptr->address;
+ else
+ int_rel.r_offset = ptr->address + sec->vma;
+
+ sym = *ptr->sym_ptr_ptr;
+ if (sym == last_sym)
+ n = last_sym_idx;
+ else
+ {
+ last_sym = sym;
+ n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym);
+ if (n < 0)
+ {
+ *failedp = true;
+ return;
+ }
+ last_sym_idx = n;
+ }
+
+ int_rel.r_sym = n;
+ int_rel.r_ssym = RSS_UNDEF;
+
+ if ((*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec
+ && ! _bfd_elf_validate_reloc (abfd, ptr))
+ {
+ *failedp = true;
+ return;
+ }
+
+ int_rel.r_type = ptr->howto->type;
+ int_rel.r_type2 = (int) R_MIPS_NONE;
+ int_rel.r_type3 = (int) R_MIPS_NONE;
+
+ for (i = 0; i < 2; i++)
+ {
+ arelent *r;
- rela_hdr->sh_size = rela_hdr->sh_entsize * count;
+ if (idx + 1 >= sec->reloc_count)
+ break;
+ r = sec->orelocation[idx + 1];
+ if (r->address != ptr->address
+ || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section)
+ || (*r->sym_ptr_ptr)->value != 0)
+ break;
+
+ /* We can merge the reloc at IDX + 1 with the reloc at IDX. */
+
+ if (i == 0)
+ int_rel.r_type2 = r->howto->type;
+ else
+ int_rel.r_type3 = r->howto->type;
+
+ ++idx;
+ }
+
+ mips_elf64_swap_reloc_out (abfd, &int_rel, ext_rel);
+ }
+
+ BFD_ASSERT (ext_rel - (Elf64_Mips_External_Rel *) rel_hdr->contents
+ == *count);
+}
+
+static void
+mips_elf64_write_rela (abfd, sec, rela_hdr, count, data)
+ bfd *abfd;
+ asection *sec;
+ Elf_Internal_Shdr *rela_hdr;
+ int *count;
+ PTR data;
+{
+ boolean *failedp = (boolean *) data;
+ Elf64_Mips_External_Rela *ext_rela;
+ unsigned int idx;
+ asymbol *last_sym = 0;
+ int last_sym_idx = 0;
+
+ rela_hdr->sh_size = (bfd_vma)(rela_hdr->sh_entsize * *count);
rela_hdr->contents = (PTR) bfd_alloc (abfd, rela_hdr->sh_size);
if (rela_hdr->contents == NULL)
{
}
int_rela.r_sym = n;
-
int_rela.r_addend = ptr->addend;
-
int_rela.r_ssym = RSS_UNDEF;
if ((*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec
}
BFD_ASSERT (ext_rela - (Elf64_Mips_External_Rela *) rela_hdr->contents
- == count);
+ == *count);
}
\f
-/* Irix 6 defines a brand new archive map format, so that they can
- have archives more than 4 GB in size. */
-
-/* Read an Irix 6 armap. */
+/* Set the right machine number for a MIPS ELF file. */
static boolean
-mips_elf64_slurp_armap (abfd)
+mips_elf64_object_p (abfd)
bfd *abfd;
{
- struct artdata *ardata = bfd_ardata (abfd);
- char nextname[17];
- file_ptr arhdrpos;
- bfd_size_type i, parsed_size, nsymz, stringsize, carsym_size, ptrsize;
- struct areltdata *mapdata;
- bfd_byte int_buf[8];
- char *stringbase;
- bfd_byte *raw_armap = NULL;
- carsym *carsyms;
-
- ardata->symdefs = NULL;
-
- /* Get the name of the first element. */
- arhdrpos = bfd_tell (abfd);
- i = bfd_read ((PTR) nextname, 1, 16, abfd);
- if (i == 0)
- return true;
- if (i != 16)
- return false;
-
- if (bfd_seek (abfd, (file_ptr) - 16, SEEK_CUR) != 0)
- return false;
-
- /* Archives with traditional armaps are still permitted. */
- if (strncmp (nextname, "/ ", 16) == 0)
- return bfd_slurp_armap (abfd);
-
- if (strncmp (nextname, "/SYM64/ ", 16) != 0)
- {
- bfd_has_map (abfd) = false;
- return true;
- }
-
- mapdata = (struct areltdata *) _bfd_read_ar_hdr (abfd);
- if (mapdata == NULL)
- return false;
- parsed_size = mapdata->parsed_size;
- bfd_release (abfd, (PTR) mapdata);
-
- if (bfd_read (int_buf, 1, 8, abfd) != 8)
- {
- if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_malformed_archive);
- return false;
- }
-
- nsymz = bfd_getb64 (int_buf);
- stringsize = parsed_size - 8 * nsymz - 8;
-
- carsym_size = nsymz * sizeof (carsym);
- ptrsize = 8 * nsymz;
-
- ardata->symdefs = (carsym *) bfd_zalloc (abfd, carsym_size + stringsize + 1);
- if (ardata->symdefs == NULL)
- return false;
- carsyms = ardata->symdefs;
- stringbase = ((char *) ardata->symdefs) + carsym_size;
-
- raw_armap = (bfd_byte *) bfd_alloc (abfd, ptrsize);
- if (raw_armap == NULL)
- goto error_return;
-
- if (bfd_read (raw_armap, 1, ptrsize, abfd) != ptrsize
- || bfd_read (stringbase, 1, stringsize, abfd) != stringsize)
- {
- if (bfd_get_error () != bfd_error_system_call)
- bfd_set_error (bfd_error_malformed_archive);
- goto error_return;
- }
-
- for (i = 0; i < nsymz; i++)
- {
- carsyms->file_offset = bfd_getb64 (raw_armap + i * 8);
- carsyms->name = stringbase;
- stringbase += strlen (stringbase) + 1;
- ++carsyms;
- }
- *stringbase = '\0';
+ unsigned long mach;
- ardata->symdef_count = nsymz;
- ardata->first_file_filepos = arhdrpos + sizeof (struct ar_hdr) + parsed_size;
-
- bfd_has_map (abfd) = true;
- bfd_release (abfd, raw_armap);
+ /* Irix 6 is broken. Object file symbol tables are not always
+ sorted correctly such that local symbols precede global symbols,
+ and the sh_info field in the symbol table is not always right. */
+ if (SGI_COMPAT(abfd))
+ elf_bad_symtab (abfd) = true;
+ mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags);
+ bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach);
return true;
-
- error_return:
- if (raw_armap != NULL)
- bfd_release (abfd, raw_armap);
- if (ardata->symdefs != NULL)
- bfd_release (abfd, ardata->symdefs);
- return false;
}
-/* Write out an Irix 6 armap. The Irix 6 tools are supposed to be
- able to handle ordinary ELF armaps, but at least on Irix 6.2 the
- linker crashes. */
-
-static boolean
-mips_elf64_write_armap (arch, elength, map, symbol_count, stridx)
- bfd *arch;
- unsigned int elength;
- struct orl *map;
- unsigned int symbol_count;
- int stridx;
+/* Depending on the target vector we generate some version of Irix
+ executables or "normal" MIPS ELF ABI executables. */
+static irix_compat_t
+elf64_mips_irix_compat (abfd)
+ bfd *abfd;
{
- unsigned int ranlibsize = (symbol_count * 8) + 8;
- unsigned int stringsize = stridx;
- unsigned int mapsize = stringsize + ranlibsize;
- file_ptr archive_member_file_ptr;
- bfd *current = arch->archive_head;
- unsigned int count;
- struct ar_hdr hdr;
- unsigned int i;
- int padding;
- bfd_byte buf[8];
-
- padding = BFD_ALIGN (mapsize, 8) - mapsize;
- mapsize += padding;
-
- /* work out where the first object file will go in the archive */
- archive_member_file_ptr = (mapsize
- + elength
- + sizeof (struct ar_hdr)
- + SARMAG);
-
- memset ((char *) (&hdr), 0, sizeof (struct ar_hdr));
- strcpy (hdr.ar_name, "/SYM64/");
- sprintf (hdr.ar_size, "%-10d", (int) mapsize);
- sprintf (hdr.ar_date, "%ld", (long) time (NULL));
- /* This, at least, is what Intel coff sets the values to.: */
- sprintf ((hdr.ar_uid), "%d", 0);
- sprintf ((hdr.ar_gid), "%d", 0);
- sprintf ((hdr.ar_mode), "%-7o", (unsigned) 0);
- strncpy (hdr.ar_fmag, ARFMAG, 2);
-
- for (i = 0; i < sizeof (struct ar_hdr); i++)
- if (((char *) (&hdr))[i] == '\0')
- (((char *) (&hdr))[i]) = ' ';
-
- /* Write the ar header for this item and the number of symbols */
-
- if (bfd_write ((PTR) &hdr, 1, sizeof (struct ar_hdr), arch)
- != sizeof (struct ar_hdr))
- return false;
-
- bfd_putb64 (symbol_count, buf);
- if (bfd_write (buf, 1, 8, arch) != 8)
- return false;
-
- /* Two passes, first write the file offsets for each symbol -
- remembering that each offset is on a two byte boundary. */
-
- /* Write out the file offset for the file associated with each
- symbol, and remember to keep the offsets padded out. */
-
- current = arch->archive_head;
- count = 0;
- while (current != (bfd *) NULL && count < symbol_count)
- {
- /* For each symbol which is used defined in this object, write out
- the object file's address in the archive */
-
- while (((bfd *) (map[count]).pos) == current)
- {
- bfd_putb64 (archive_member_file_ptr, buf);
- if (bfd_write (buf, 1, 8, arch) != 8)
- return false;
- count++;
- }
- /* Add size of this archive entry */
- archive_member_file_ptr += (arelt_size (current)
- + sizeof (struct ar_hdr));
- /* remember about the even alignment */
- archive_member_file_ptr += archive_member_file_ptr % 2;
- current = current->next;
- }
-
- /* now write the strings themselves */
- for (count = 0; count < symbol_count; count++)
- {
- size_t len = strlen (*map[count].name) + 1;
-
- if (bfd_write (*map[count].name, 1, len, arch) != len)
- return false;
- }
-
- /* The spec says that this should be padded to an 8 byte boundary.
- However, the Irix 6.2 tools do not appear to do this. */
- while (padding != 0)
- {
- if (bfd_write ("", 1, 1, arch) != 1)
- return false;
- --padding;
- }
-
- return true;
+ if ((abfd->xvec == &bfd_elf64_tradbigmips_vec)
+ || (abfd->xvec == &bfd_elf64_tradlittlemips_vec))
+ return ict_none;
+ else
+ return ict_irix6;
}
\f
/* ECOFF swapping routines. These are used when dealing with the
bfd_elf64_write_out_phdrs,
bfd_elf64_write_shdrs_and_ehdr,
mips_elf64_write_relocs,
+ bfd_elf64_swap_symbol_in,
bfd_elf64_swap_symbol_out,
mips_elf64_slurp_reloc_table,
bfd_elf64_slurp_symbol_table,
mips_elf64_be_swap_reloca_out
};
-#define TARGET_LITTLE_SYM bfd_elf64_littlemips_vec
-#define TARGET_LITTLE_NAME "elf64-littlemips"
-#define TARGET_BIG_SYM bfd_elf64_bigmips_vec
-#define TARGET_BIG_NAME "elf64-bigmips"
#define ELF_ARCH bfd_arch_mips
#define ELF_MACHINE_CODE EM_MIPS
#define elf_backend_collect true
#define elf_backend_type_change_ok true
#define elf_backend_can_gc_sections true
-#define elf_backend_size_info mips_elf64_size_info
-#define elf_backend_object_p _bfd_mips_elf_object_p
+#define elf_info_to_howto mips_elf64_info_to_howto_rela
+#define elf_info_to_howto_rel mips_elf64_info_to_howto_rel
+#define elf_backend_object_p mips_elf64_object_p
+#define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing
+#define elf_backend_section_processing _bfd_mips_elf_section_processing
#define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr
#define elf_backend_fake_sections _bfd_mips_elf_fake_sections
#define elf_backend_section_from_bfd_section \
- _bfd_mips_elf_section_from_bfd_section
-#define elf_backend_section_processing _bfd_mips_elf_section_processing
-#define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing
-#define elf_backend_additional_program_headers \
- _bfd_mips_elf_additional_program_headers
-#define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map
-#define elf_backend_final_write_processing \
- _bfd_mips_elf_final_write_processing
-#define elf_backend_ecoff_debug_swap &mips_elf64_ecoff_debug_swap
+ _bfd_mips_elf_section_from_bfd_section
#define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook
+#define elf_backend_link_output_symbol_hook \
+ _bfd_mips_elf_link_output_symbol_hook
#define elf_backend_create_dynamic_sections \
- _bfd_mips_elf_create_dynamic_sections
+ _bfd_mips_elf_create_dynamic_sections
#define elf_backend_check_relocs _bfd_mips_elf_check_relocs
#define elf_backend_adjust_dynamic_symbol \
- _bfd_mips_elf_adjust_dynamic_symbol
+ _bfd_mips_elf_adjust_dynamic_symbol
#define elf_backend_always_size_sections \
- _bfd_mips_elf_always_size_sections
+ _bfd_mips_elf_always_size_sections
#define elf_backend_size_dynamic_sections \
- _bfd_mips_elf_size_dynamic_sections
+ _bfd_mips_elf_size_dynamic_sections
#define elf_backend_relocate_section _bfd_mips_elf_relocate_section
-#define elf_backend_link_output_symbol_hook \
- _bfd_mips_elf_link_output_symbol_hook
#define elf_backend_finish_dynamic_symbol \
- _bfd_mips_elf_finish_dynamic_symbol
+ _bfd_mips_elf_finish_dynamic_symbol
#define elf_backend_finish_dynamic_sections \
- _bfd_mips_elf_finish_dynamic_sections
+ _bfd_mips_elf_finish_dynamic_sections
+#define elf_backend_final_write_processing \
+ _bfd_mips_elf_final_write_processing
+#define elf_backend_additional_program_headers \
+ _bfd_mips_elf_additional_program_headers
+#define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map
#define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook
#define elf_backend_gc_sweep_hook _bfd_mips_elf_gc_sweep_hook
-#define elf_backend_got_header_size (4*MIPS_RESERVED_GOTNO)
+#define elf_backend_hide_symbol _bfd_mips_elf_hide_symbol
+#define elf_backend_ignore_discarded_relocs \
+ _bfd_mips_elf_ignore_discarded_relocs
+#define elf_backend_mips_irix_compat elf64_mips_irix_compat
+#define elf_backend_mips_rtype_to_howto mips_elf64_rtype_to_howto
+#define elf_backend_ecoff_debug_swap &mips_elf64_ecoff_debug_swap
+#define elf_backend_size_info mips_elf64_size_info
+
+#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
#define elf_backend_plt_header_size 0
-#define elf_backend_may_use_rel_p 1
-/* We don't set bfd_elf64_bfd_is_local_label_name because the 32-bit
+/* MIPS ELF64 can use a mixture of REL and RELA, but some Relocations
+ work better/work only in RELA, so we default to this. */
+#define elf_backend_may_use_rel_p 1
+#define elf_backend_may_use_rela_p 1
+#define elf_backend_default_use_rela_p 1
+
+/* We don't set bfd_elf64_bfd_is_local_label_name because the 32-bit
MIPS-specific function only applies to IRIX5, which had no 64-bit
ABI. */
#define bfd_elf64_find_nearest_line _bfd_mips_elf_find_nearest_line
#define bfd_elf64_set_section_contents _bfd_mips_elf_set_section_contents
+#define bfd_elf64_bfd_get_relocated_section_contents \
+ _bfd_elf_mips_get_relocated_section_contents
#define bfd_elf64_bfd_link_hash_table_create \
- _bfd_mips_elf_link_hash_table_create
+ _bfd_mips_elf_link_hash_table_create
#define bfd_elf64_bfd_final_link _bfd_mips_elf_final_link
-#define bfd_elf64_bfd_copy_private_bfd_data \
- _bfd_mips_elf_copy_private_bfd_data
#define bfd_elf64_bfd_merge_private_bfd_data \
- _bfd_mips_elf_merge_private_bfd_data
+ _bfd_mips_elf_merge_private_bfd_data
#define bfd_elf64_bfd_set_private_flags _bfd_mips_elf_set_private_flags
#define bfd_elf64_bfd_print_private_bfd_data \
- _bfd_mips_elf_print_private_bfd_data
+ _bfd_mips_elf_print_private_bfd_data
#define bfd_elf64_get_reloc_upper_bound mips_elf64_get_reloc_upper_bound
-#define bfd_elf64_bfd_reloc_type_lookup mips_elf64_reloc_type_lookup
+
+/* MIPS ELF64 archive functions. */
#define bfd_elf64_archive_functions
-#define bfd_elf64_archive_slurp_armap mips_elf64_slurp_armap
+extern boolean bfd_elf64_archive_slurp_armap
+ PARAMS((bfd *));
+extern boolean bfd_elf64_archive_write_armap
+ PARAMS((bfd *, unsigned int, struct orl *, unsigned int, int));
#define bfd_elf64_archive_slurp_extended_name_table \
- _bfd_archive_coff_slurp_extended_name_table
+ _bfd_archive_coff_slurp_extended_name_table
#define bfd_elf64_archive_construct_extended_name_table \
- _bfd_archive_coff_construct_extended_name_table
+ _bfd_archive_coff_construct_extended_name_table
#define bfd_elf64_archive_truncate_arname \
- _bfd_archive_coff_truncate_arname
-#define bfd_elf64_archive_write_armap mips_elf64_write_armap
+ _bfd_archive_coff_truncate_arname
#define bfd_elf64_archive_read_ar_hdr _bfd_archive_coff_read_ar_hdr
#define bfd_elf64_archive_openr_next_archived_file \
- _bfd_archive_coff_openr_next_archived_file
+ _bfd_archive_coff_openr_next_archived_file
#define bfd_elf64_archive_get_elt_at_index \
- _bfd_archive_coff_get_elt_at_index
+ _bfd_archive_coff_get_elt_at_index
#define bfd_elf64_archive_generic_stat_arch_elt \
- _bfd_archive_coff_generic_stat_arch_elt
+ _bfd_archive_coff_generic_stat_arch_elt
#define bfd_elf64_archive_update_armap_timestamp \
- _bfd_archive_coff_update_armap_timestamp
+ _bfd_archive_coff_update_armap_timestamp
+
+/* The SGI style (n)64 NewABI. */
+#define TARGET_LITTLE_SYM bfd_elf64_littlemips_vec
+#define TARGET_LITTLE_NAME "elf64-littlemips"
+#define TARGET_BIG_SYM bfd_elf64_bigmips_vec
+#define TARGET_BIG_NAME "elf64-bigmips"
+
+#include "elf64-target.h"
+
+#define INCLUDED_TARGET_FILE /* More a type of flag. */
+
+/* The SYSV-style 'traditional' (n)64 NewABI. */
+#undef TARGET_LITTLE_SYM
+#undef TARGET_LITTLE_NAME
+#undef TARGET_BIG_SYM
+#undef TARGET_BIG_NAME
+
+#define TARGET_LITTLE_SYM bfd_elf64_tradlittlemips_vec
+#define TARGET_LITTLE_NAME "elf64-tradlittlemips"
+#define TARGET_BIG_SYM bfd_elf64_tradbigmips_vec
+#define TARGET_BIG_NAME "elf64-tradbigmips"
+/* Include the target file again for this target. */
#include "elf64-target.h"
projects / deliverable / binutils-gdb.git / blobdiff