/* MIPS-specific support for 32-bit ELF
- Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002
- Free Software Foundation, Inc.
+ Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
+ 2003, 2004, 2005 Free Software Foundation, Inc.
Most of the information added by Ian Lance Taylor, Cygnus Support,
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
-Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */
/* This file handles MIPS ELF targets. SGI Irix 5 uses a slightly
different MIPS ELF from other targets. This matters when linking.
#define ECOFF_SIGNED_32
#include "ecoffswap.h"
-static bfd_reloc_status_type mips_elf_hi16_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static bfd_reloc_status_type mips_elf_lo16_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
-static bfd_reloc_status_type mips_elf_got16_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+static bfd_reloc_status_type gprel32_with_gp
+ (bfd *, asymbol *, arelent *, asection *, bfd_boolean, void *, bfd_vma);
static bfd_reloc_status_type mips_elf_gprel32_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+ (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static bfd_reloc_status_type mips32_64bit_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+ (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup
- PARAMS ((bfd *, bfd_reloc_code_real_type));
+ (bfd *, bfd_reloc_code_real_type);
static reloc_howto_type *mips_elf32_rtype_to_howto
- PARAMS ((unsigned int, boolean));
+ (unsigned int, bfd_boolean);
static void mips_info_to_howto_rel
- PARAMS ((bfd *, arelent *, Elf32_Internal_Rel *));
+ (bfd *, arelent *, Elf_Internal_Rela *);
static void mips_info_to_howto_rela
- PARAMS ((bfd *, arelent *, Elf32_Internal_Rela *));
-static boolean mips_elf_sym_is_global PARAMS ((bfd *, asymbol *));
-static boolean mips_elf32_object_p PARAMS ((bfd *));
-static boolean mips_elf_is_local_label_name
- PARAMS ((bfd *, const char *));
+ (bfd *, arelent *, Elf_Internal_Rela *);
+static bfd_boolean mips_elf_sym_is_global
+ (bfd *, asymbol *);
+static bfd_boolean mips_elf32_object_p
+ (bfd *);
+static bfd_boolean mips_elf_is_local_label_name
+ (bfd *, const char *);
static bfd_reloc_status_type mips16_jump_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+ (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static bfd_reloc_status_type mips16_gprel_reloc
- PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
+ (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
static bfd_reloc_status_type mips_elf_final_gp
- PARAMS ((bfd *, asymbol *, boolean, char **, bfd_vma *));
-static boolean mips_elf_assign_gp PARAMS ((bfd *, bfd_vma *));
-static boolean elf32_mips_grok_prstatus
- PARAMS ((bfd *, Elf_Internal_Note *));
-static boolean elf32_mips_grok_psinfo
- PARAMS ((bfd *, Elf_Internal_Note *));
+ (bfd *, asymbol *, bfd_boolean, char **, bfd_vma *);
+static bfd_boolean mips_elf_assign_gp
+ (bfd *, bfd_vma *);
+static bfd_boolean elf32_mips_grok_prstatus
+ (bfd *, Elf_Internal_Note *);
+static bfd_boolean elf32_mips_grok_psinfo
+ (bfd *, Elf_Internal_Note *);
static irix_compat_t elf32_mips_irix_compat
- PARAMS ((bfd *));
+ (bfd *);
extern const bfd_target bfd_elf32_bigmips_vec;
extern const bfd_target bfd_elf32_littlemips_vec;
0, /* rightshift */
0, /* size (0 = byte, 1 = short, 2 = long) */
0, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_NONE", /* name */
- false, /* partial_inplace */
+ FALSE, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* 16 bit relocation. */
HOWTO (R_MIPS_16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* 32 bit relocation. */
HOWTO (R_MIPS_32, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_32", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* 32 bit symbol relative relocation. */
HOWTO (R_MIPS_REL32, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_REL32", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* 26 bit jump address. */
HOWTO (R_MIPS_26, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
26, /* bitsize */
- false, /* pc_relative */
+ 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 + 4. */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_26", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x03ffffff, /* src_mask */
0x03ffffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* High 16 bits of symbol value. */
HOWTO (R_MIPS_HI16, /* type */
- 0, /* rightshift */
+ 16, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- mips_elf_hi16_reloc, /* special_function */
+ _bfd_mips_elf_hi16_reloc, /* special_function */
"R_MIPS_HI16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Low 16 bits of symbol value. */
HOWTO (R_MIPS_LO16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- mips_elf_lo16_reloc, /* special_function */
+ _bfd_mips_elf_lo16_reloc, /* special_function */
"R_MIPS_LO16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* GP relative reference. */
HOWTO (R_MIPS_GPREL16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
_bfd_mips_elf32_gprel16_reloc, /* special_function */
"R_MIPS_GPREL16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Reference to literal section. */
HOWTO (R_MIPS_LITERAL, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
_bfd_mips_elf32_gprel16_reloc, /* special_function */
"R_MIPS_LITERAL", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Reference to global offset table. */
HOWTO (R_MIPS_GOT16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- mips_elf_got16_reloc, /* special_function */
+ _bfd_mips_elf_got16_reloc, /* special_function */
"R_MIPS_GOT16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* 16 bit PC relative reference. */
HOWTO (R_MIPS_PC16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- true, /* pc_relative */
+ TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_PC16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- true), /* pcrel_offset */
+ TRUE), /* pcrel_offset */
/* 16 bit call through global offset table. */
HOWTO (R_MIPS_CALL16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_CALL16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* 32 bit GP relative reference. */
HOWTO (R_MIPS_GPREL32, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
mips_elf_gprel32_reloc, /* special_function */
"R_MIPS_GPREL32", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* The remaining relocs are defined on Irix 5, although they are
not defined by the ABI. */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
5, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_SHIFT5", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x000007c0, /* src_mask */
0x000007c0, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* A 6 bit shift field. */
/* FIXME: This is not handled correctly; a special function is
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
6, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
6, /* bitpos */
complain_overflow_bitfield, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_SHIFT6", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x000007c4, /* src_mask */
0x000007c4, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* A 64 bit relocation. */
HOWTO (R_MIPS_64, /* type */
0, /* rightshift */
4, /* size (0 = byte, 1 = short, 2 = long) */
64, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
mips32_64bit_reloc, /* special_function */
"R_MIPS_64", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
MINUS_ONE, /* src_mask */
MINUS_ONE, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Displacement in the global offset table. */
HOWTO (R_MIPS_GOT_DISP, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_DISP", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Displacement to page pointer in the global offset table. */
HOWTO (R_MIPS_GOT_PAGE, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_PAGE", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Offset from page pointer in the global offset table. */
HOWTO (R_MIPS_GOT_OFST, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_OFST", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* High 16 bits of displacement in global offset table. */
HOWTO (R_MIPS_GOT_HI16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_HI16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Low 16 bits of displacement in global offset table. */
HOWTO (R_MIPS_GOT_LO16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GOT_LO16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* 64 bit subtraction. Used in the N32 ABI. */
HOWTO (R_MIPS_SUB, /* type */
0, /* rightshift */
4, /* size (0 = byte, 1 = short, 2 = long) */
64, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_SUB", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
MINUS_ONE, /* src_mask */
MINUS_ONE, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Used to cause the linker to insert and delete instructions? */
EMPTY_HOWTO (R_MIPS_INSERT_A),
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_HIGHER", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Get the highest value of a 64 bit addend. */
HOWTO (R_MIPS_HIGHEST, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_HIGHEST", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* High 16 bits of displacement in global offset table. */
HOWTO (R_MIPS_CALL_HI16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_CALL_HI16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Low 16 bits of displacement in global offset table. */
HOWTO (R_MIPS_CALL_LO16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_CALL_LO16", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
/* Section displacement. */
HOWTO (R_MIPS_SCN_DISP, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_SCN_DISP", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
EMPTY_HOWTO (R_MIPS_REL16),
EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE),
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_JALR", /* name */
- false, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x00000000, /* src_mask */
0x00000000, /* dst_mask */
- false), /* pcrel_offset */
+ FALSE), /* pcrel_offset */
+
+ /* TLS GD/LD dynamic relocations. */
+ HOWTO (R_MIPS_TLS_DTPMOD32, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_DTPMOD32", /* name */
+ TRUE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ HOWTO (R_MIPS_TLS_DTPREL32, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_DTPREL32", /* name */
+ TRUE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64),
+ EMPTY_HOWTO (R_MIPS_TLS_DTPREL64),
+
+ /* TLS general dynamic variable reference. */
+ HOWTO (R_MIPS_TLS_GD, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_GD", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* TLS local dynamic variable reference. */
+ HOWTO (R_MIPS_TLS_LDM, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_LDM", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* TLS local dynamic offset. */
+ HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_DTPREL_HI16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* TLS local dynamic offset. */
+ HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_DTPREL_LO16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* TLS thread pointer offset. */
+ HOWTO (R_MIPS_TLS_GOTTPREL, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_GOTTPREL", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* TLS IE dynamic relocations. */
+ HOWTO (R_MIPS_TLS_TPREL32, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_TPREL32", /* name */
+ TRUE, /* partial_inplace */
+ 0xffffffff, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ EMPTY_HOWTO (R_MIPS_TLS_TPREL64),
+
+ /* TLS thread pointer offset. */
+ HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_TPREL_HI16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* TLS thread pointer offset. */
+ HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_TLS_TPREL_LO16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
};
/* The reloc used for BFD_RELOC_CTOR when doing a 64 bit link. This
0, /* rightshift */
4, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
mips32_64bit_reloc, /* special_function */
"R_MIPS_64", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- false); /* pcrel_offset */
+ FALSE); /* pcrel_offset */
-/* The reloc used for the mips16 jump instruction. */
-static reloc_howto_type elf_mips16_jump_howto =
+static reloc_howto_type elf_mips16_howto_table_rel[] =
+{
+ /* The reloc used for the mips16 jump instruction. */
HOWTO (R_MIPS16_26, /* type */
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
26, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
/* This needs complex overflow
bits must match the PC. */
mips16_jump_reloc, /* special_function */
"R_MIPS16_26", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0x3ffffff, /* src_mask */
0x3ffffff, /* dst_mask */
- false); /* pcrel_offset */
+ FALSE), /* pcrel_offset */
-/* The reloc used for the mips16 gprel instruction. */
-static reloc_howto_type elf_mips16_gprel_howto =
+ /* The reloc used for the mips16 gprel instruction. */
HOWTO (R_MIPS16_GPREL, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
mips16_gprel_reloc, /* special_function */
"R_MIPS16_GPREL", /* name */
- true, /* partial_inplace */
- 0x07ff001f, /* src_mask */
- 0x07ff001f, /* dst_mask */
- false); /* pcrel_offset */
-
-/* GNU extensions for embedded-pic. */
-/* High 16 bits of symbol value, pc-relative. */
-static reloc_howto_type elf_mips_gnu_rel_hi16 =
- HOWTO (R_MIPS_GNU_REL_HI16, /* type */
- 0, /* rightshift */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* A placeholder for MIPS16 reference to global offset table. */
+ EMPTY_HOWTO (R_MIPS16_GOT16),
+
+ /* A placeholder for MIPS16 16 bit call through global offset table. */
+ EMPTY_HOWTO (R_MIPS16_CALL16),
+
+ /* MIPS16 high 16 bits of symbol value. */
+ HOWTO (R_MIPS16_HI16, /* type */
+ 16, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- true, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- mips_elf_hi16_reloc, /* special_function */
- "R_MIPS_GNU_REL_HI16", /* name */
- true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- true); /* pcrel_offset */
+ _bfd_mips_elf_hi16_reloc, /* special_function */
+ "R_MIPS16_HI16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
-/* Low 16 bits of symbol value, pc-relative. */
-static reloc_howto_type elf_mips_gnu_rel_lo16 =
- HOWTO (R_MIPS_GNU_REL_LO16, /* type */
+ /* MIPS16 low 16 bits of symbol value. */
+ HOWTO (R_MIPS16_LO16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- true, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- mips_elf_lo16_reloc, /* special_function */
- "R_MIPS_GNU_REL_LO16", /* name */
- true, /* partial_inplace */
- 0xffff, /* src_mask */
- 0xffff, /* dst_mask */
- true); /* pcrel_offset */
+ _bfd_mips_elf_lo16_reloc, /* special_function */
+ "R_MIPS16_LO16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+};
/* 16 bit offset for pc-relative branches. */
static reloc_howto_type elf_mips_gnu_rel16_s2 =
2, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- true, /* pc_relative */
+ TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_GNU_REL16_S2", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffff, /* src_mask */
0xffff, /* dst_mask */
- true); /* pcrel_offset */
+ TRUE); /* pcrel_offset */
-/* 64 bit pc-relative. */
-static reloc_howto_type elf_mips_gnu_pcrel64 =
- HOWTO (R_MIPS_PC64, /* type */
- 0, /* rightshift */
- 4, /* size (0 = byte, 1 = short, 2 = long) */
- 64, /* bitsize */
- true, /* pc_relative */
- 0, /* bitpos */
- complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
- "R_MIPS_PC64", /* name */
- true, /* partial_inplace */
- MINUS_ONE, /* src_mask */
- MINUS_ONE, /* dst_mask */
- true); /* pcrel_offset */
-
-/* 32 bit pc-relative. */
+/* 32 bit pc-relative. This was a GNU extension used by embedded-PIC.
+ It was co-opted by mips-linux for exception-handling data. It is no
+ longer used, but should continue to be supported by the linker for
+ backward compatibility. (GCC stopped using it in May, 2004.) */
static reloc_howto_type elf_mips_gnu_pcrel32 =
HOWTO (R_MIPS_PC32, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
32, /* bitsize */
- true, /* pc_relative */
+ TRUE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- bfd_elf_generic_reloc, /* special_function */
+ _bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_PC32", /* name */
- true, /* partial_inplace */
+ TRUE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
- true); /* pcrel_offset */
+ TRUE); /* pcrel_offset */
/* GNU extension to record C++ vtable hierarchy */
static reloc_howto_type elf_mips_gnu_vtinherit_howto =
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
0, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
NULL, /* special_function */
"R_MIPS_GNU_VTINHERIT", /* name */
- false, /* partial_inplace */
+ FALSE, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- false); /* pcrel_offset */
+ FALSE); /* pcrel_offset */
/* GNU extension to record C++ vtable member usage */
static reloc_howto_type elf_mips_gnu_vtentry_howto =
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
0, /* bitsize */
- false, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
_bfd_elf_rel_vtable_reloc_fn, /* special_function */
"R_MIPS_GNU_VTENTRY", /* name */
- false, /* partial_inplace */
+ FALSE, /* partial_inplace */
0, /* src_mask */
0, /* dst_mask */
- false); /* pcrel_offset */
-
-/* Do a R_MIPS_HI16 relocation. This has to be done in combination
- with a R_MIPS_LO16 reloc, because there is a carry from the LO16 to
- the HI16. Here we just save the information we need; we do the
- actual relocation when we see the LO16.
-
- MIPS ELF requires that the LO16 immediately follow the HI16. As a
- GNU extension, for non-pc-relative relocations, we permit an
- arbitrary number of HI16 relocs to be associated with a single LO16
- reloc. This extension permits gcc to output the HI and LO relocs
- itself.
-
- This cannot be done for PC-relative relocations because both the HI16
- and LO16 parts of the relocations must be done relative to the LO16
- part, and there can be carry to or borrow from the HI16 part. */
-
-struct mips_hi16
-{
- struct mips_hi16 *next;
- bfd_byte *addr;
- bfd_vma addend;
-};
-
-/* FIXME: This should not be a static variable. */
-
-static struct mips_hi16 *mips_hi16_list;
-
-static bfd_reloc_status_type
-mips_elf_hi16_reloc (abfd, reloc_entry, symbol, data, input_section,
- output_bfd, error_message)
- bfd *abfd ATTRIBUTE_UNUSED;
- arelent *reloc_entry;
- asymbol *symbol;
- PTR data;
- asection *input_section;
- bfd *output_bfd;
- char **error_message;
-{
- bfd_reloc_status_type ret;
- bfd_vma relocation;
- struct mips_hi16 *n;
-
- /* 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->addend == 0)
- {
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
- }
-
- ret = bfd_reloc_ok;
-
- if (strcmp (bfd_asymbol_name (symbol), "_gp_disp") == 0)
- {
- boolean relocateable;
- bfd_vma gp;
-
- if (ret == bfd_reloc_undefined)
- abort ();
-
- if (output_bfd != NULL)
- relocateable = true;
- else
- {
- relocateable = false;
- output_bfd = symbol->section->output_section->owner;
- }
-
- ret = mips_elf_final_gp (output_bfd, symbol, relocateable,
- error_message, &gp);
- if (ret != bfd_reloc_ok)
- return ret;
-
- relocation = gp - reloc_entry->address;
- }
- else
- {
- if (bfd_is_und_section (symbol->section)
- && output_bfd == (bfd *) NULL)
- ret = bfd_reloc_undefined;
+ FALSE); /* pcrel_offset */
- if (bfd_is_com_section (symbol->section))
- relocation = 0;
- else
- relocation = symbol->value;
- }
-
- relocation += symbol->section->output_section->vma;
- relocation += symbol->section->output_offset;
- relocation += reloc_entry->addend;
-
- if (reloc_entry->address > input_section->_cooked_size)
- return bfd_reloc_outofrange;
-
- /* Save the information, and let LO16 do the actual relocation. */
- n = (struct mips_hi16 *) bfd_malloc ((bfd_size_type) sizeof *n);
- if (n == NULL)
- return bfd_reloc_outofrange;
- n->addr = (bfd_byte *) data + reloc_entry->address;
- n->addend = relocation;
- n->next = mips_hi16_list;
- mips_hi16_list = n;
-
- if (output_bfd != (bfd *) NULL)
- reloc_entry->address += input_section->output_offset;
-
- return ret;
-}
-
-/* Do a R_MIPS_LO16 relocation. This is a straightforward 16 bit
- inplace relocation; this function exists in order to do the
- R_MIPS_HI16 relocation described above. */
-
-static bfd_reloc_status_type
-mips_elf_lo16_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;
-{
- arelent gp_disp_relent;
-
- if (mips_hi16_list != NULL)
- {
- struct mips_hi16 *l;
-
- l = mips_hi16_list;
- while (l != NULL)
- {
- unsigned long insn;
- unsigned long val;
- unsigned long vallo;
- struct mips_hi16 *next;
-
- /* Do the HI16 relocation. Note that we actually don't need
- to know anything about the LO16 itself, except where to
- find the low 16 bits of the addend needed by the LO16. */
- insn = bfd_get_32 (abfd, l->addr);
- vallo = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
-
- /* The low order 16 bits are always treated as a signed
- value. */
- vallo = ((vallo & 0xffff) ^ 0x8000) - 0x8000;
- val = ((insn & 0xffff) << 16) + vallo;
- val += l->addend;
-
- /* If PC-relative, we need to subtract out the address of the LO
- half of the HI/LO. (The actual relocation is relative
- to that instruction.) */
- if (reloc_entry->howto->pc_relative)
- val -= reloc_entry->address;
-
- /* At this point, "val" has the value of the combined HI/LO
- pair. If the low order 16 bits (which will be used for
- the LO16 insn) are negative, then we will need an
- adjustment for the high order 16 bits. */
- val += 0x8000;
- val = (val >> 16) & 0xffff;
-
- insn &= ~ (bfd_vma) 0xffff;
- insn |= val;
- bfd_put_32 (abfd, (bfd_vma) insn, l->addr);
-
- if (strcmp (bfd_asymbol_name (symbol), "_gp_disp") == 0)
- {
- gp_disp_relent = *reloc_entry;
- reloc_entry = &gp_disp_relent;
- reloc_entry->addend = l->addend;
- }
-
- next = l->next;
- free (l);
- l = next;
- }
-
- mips_hi16_list = NULL;
- }
- else if (strcmp (bfd_asymbol_name (symbol), "_gp_disp") == 0)
- {
- bfd_reloc_status_type ret;
- bfd_vma gp, relocation;
-
- /* FIXME: Does this case ever occur? */
-
- ret = mips_elf_final_gp (output_bfd, symbol, true, error_message, &gp);
- if (ret != bfd_reloc_ok)
- return ret;
-
- relocation = gp - reloc_entry->address;
- relocation += symbol->section->output_section->vma;
- relocation += symbol->section->output_offset;
- relocation += reloc_entry->addend;
-
- if (reloc_entry->address > input_section->_cooked_size)
- return bfd_reloc_outofrange;
-
- gp_disp_relent = *reloc_entry;
- reloc_entry = &gp_disp_relent;
- reloc_entry->addend = relocation - 4;
- }
-
- /* Now do the LO16 reloc in the usual way. */
- return bfd_elf_generic_reloc (abfd, reloc_entry, symbol, data,
- input_section, output_bfd, error_message);
-}
-
-/* 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. */
-
-static bfd_reloc_status_type
-mips_elf_got16_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->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_elf_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
+/* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a
dangerous relocation. */
-static boolean
-mips_elf_assign_gp (output_bfd, pgp)
- bfd *output_bfd;
- bfd_vma *pgp;
+static bfd_boolean
+mips_elf_assign_gp (bfd *output_bfd, bfd_vma *pgp)
{
unsigned int count;
asymbol **sym;
/* If we've already figured out what GP will be, just return it. */
*pgp = _bfd_get_gp_value (output_bfd);
if (*pgp)
- return true;
+ 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)
+ if (sym == NULL)
i = count;
else
{
/* Only get the error once. */
*pgp = 4;
_bfd_set_gp_value (output_bfd, *pgp);
- return false;
+ return FALSE;
}
- return true;
+ 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. */
+ external symbol if we are producing relocatable output. */
static bfd_reloc_status_type
-mips_elf_final_gp (output_bfd, symbol, relocateable, error_message, pgp)
- bfd *output_bfd;
- asymbol *symbol;
- boolean relocateable;
- char **error_message;
- bfd_vma *pgp;
+mips_elf_final_gp (bfd *output_bfd, asymbol *symbol, bfd_boolean relocatable,
+ char **error_message, bfd_vma *pgp)
{
if (bfd_is_und_section (symbol->section)
- && ! relocateable)
+ && ! relocatable)
{
*pgp = 0;
return bfd_reloc_undefined;
*pgp = _bfd_get_gp_value (output_bfd);
if (*pgp == 0
- && (! relocateable
+ && (! relocatable
|| (symbol->flags & BSF_SECTION_SYM) != 0))
{
- if (relocateable)
+ if (relocatable)
{
/* Make up a value. */
*pgp = symbol->section->output_section->vma + 0x4000;
merged. */
bfd_reloc_status_type
-_bfd_mips_elf32_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;
+_bfd_mips_elf32_gprel16_reloc (bfd *abfd, arelent *reloc_entry,
+ asymbol *symbol, void *data,
+ asection *input_section, bfd *output_bfd,
+ char **error_message)
{
- boolean relocateable;
+ bfd_boolean relocatable;
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
+ /* R_MIPS_LITERAL relocations are defined for local symbols only. */
+ if (reloc_entry->howto->type == R_MIPS_LITERAL
+ && output_bfd != NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
+ && (symbol->flags & BSF_LOCAL) != 0)
{
- reloc_entry->address += input_section->output_offset;
- return bfd_reloc_ok;
+ *error_message = (char *)
+ _("literal relocation occurs for an external symbol");
+ return bfd_reloc_outofrange;
}
- if (output_bfd != (bfd *) NULL)
- relocateable = true;
+ if (output_bfd != NULL)
+ relocatable = TRUE;
else
{
- relocateable = false;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
}
- ret = mips_elf_final_gp (output_bfd, symbol, relocateable, error_message,
+ ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
&gp);
if (ret != bfd_reloc_ok)
return ret;
return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
- input_section, relocateable,
+ input_section, relocatable,
data, gp);
}
/* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must
become the offset from the gp register. */
-static bfd_reloc_status_type gprel32_with_gp PARAMS ((bfd *, asymbol *,
- arelent *, asection *,
- boolean, PTR, bfd_vma));
-
static bfd_reloc_status_type
-mips_elf_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;
+mips_elf_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
+ void *data, asection *input_section, bfd *output_bfd,
+ char **error_message)
{
- boolean relocateable;
+ bfd_boolean relocatable;
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
+ /* R_MIPS_GPREL32 relocations are defined for local symbols only. */
+ if (output_bfd != NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
+ && (symbol->flags & BSF_LOCAL) != 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);
- }
+ if (output_bfd != NULL)
+ relocatable = TRUE;
else
{
- relocateable = false;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
-
- ret = mips_elf_final_gp (output_bfd, symbol, relocateable,
- error_message, &gp);
- if (ret != bfd_reloc_ok)
- return ret;
}
+ ret = mips_elf_final_gp (output_bfd, symbol, relocatable,
+ error_message, &gp);
+ if (ret != bfd_reloc_ok)
+ return ret;
+
return gprel32_with_gp (abfd, symbol, reloc_entry, input_section,
- relocateable, data, gp);
+ relocatable, data, gp);
}
static bfd_reloc_status_type
-gprel32_with_gp (abfd, symbol, reloc_entry, input_section, relocateable, data,
- gp)
- bfd *abfd;
- asymbol *symbol;
- arelent *reloc_entry;
- asection *input_section;
- boolean relocateable;
- PTR data;
- bfd_vma gp;
+gprel32_with_gp (bfd *abfd, asymbol *symbol, arelent *reloc_entry,
+ asection *input_section, bfd_boolean relocatable,
+ void *data, bfd_vma gp)
{
bfd_vma relocation;
- unsigned long val;
+ bfd_vma val;
if (bfd_is_com_section (symbol->section))
relocation = 0;
relocation += symbol->section->output_section->vma;
relocation += symbol->section->output_offset;
- if (reloc_entry->address > input_section->_cooked_size)
+ if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
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;
+ val = reloc_entry->addend;
+
+ if (reloc_entry->howto->partial_inplace)
+ val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
/* Adjust val for the final section location and GP value. If we
- are producing relocateable output, we don't want to do this for
+ are producing relocatable output, we don't want to do this for
an external symbol. */
- if (! relocateable
+ if (! relocatable
|| (symbol->flags & BSF_SECTION_SYM) != 0)
val += relocation - gp;
- bfd_put_32 (abfd, (bfd_vma) val, (bfd_byte *) data + reloc_entry->address);
+ if (reloc_entry->howto->partial_inplace)
+ bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address);
+ else
+ reloc_entry->addend = val;
- if (relocateable)
+ if (relocatable)
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
sign extension. */
static bfd_reloc_status_type
-mips32_64bit_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;
+mips32_64bit_reloc (bfd *abfd, arelent *reloc_entry,
+ asymbol *symbol ATTRIBUTE_UNUSED,
+ void *data, asection *input_section,
+ bfd *output_bfd, char **error_message)
{
bfd_reloc_status_type r;
arelent reloc32;
unsigned long val;
bfd_size_type addr;
- r = bfd_elf_generic_reloc (abfd, reloc_entry, symbol, data,
- input_section, output_bfd, error_message);
- if (r != bfd_reloc_continue)
- return r;
-
/* Do a normal 32 bit relocation on the lower 32 bits. */
reloc32 = *reloc_entry;
if (bfd_big_endian (abfd))
addr = reloc_entry->address;
if (bfd_little_endian (abfd))
addr += 4;
- bfd_put_32 (abfd, (bfd_vma) val, (bfd_byte *) data + addr);
+ bfd_put_32 (abfd, val, (bfd_byte *) data + addr);
return r;
}
/* Handle a mips16 jump. */
static bfd_reloc_status_type
-mips16_jump_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;
+mips16_jump_reloc (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry,
+ asymbol *symbol, void *data ATTRIBUTE_UNUSED,
+ asection *input_section, bfd *output_bfd,
+ char **error_message ATTRIBUTE_UNUSED)
{
- if (output_bfd != (bfd *) NULL
+ if (output_bfd != NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
&& reloc_entry->addend == 0)
{
/* FIXME. */
{
- static boolean warned;
+ static bfd_boolean warned;
if (! warned)
(*_bfd_error_handler)
(_("Linking mips16 objects into %s format is not supported"),
bfd_get_target (input_section->output_section->owner));
- warned = true;
+ warned = TRUE;
}
return bfd_reloc_undefined;
/* Handle a mips16 GP relative reloc. */
static bfd_reloc_status_type
-mips16_gprel_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;
+mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
+ void *data, asection *input_section, bfd *output_bfd,
+ char **error_message)
{
- boolean relocateable;
+ bfd_boolean relocatable;
bfd_reloc_status_type ret;
+ bfd_byte *location;
bfd_vma gp;
- unsigned short extend, insn;
- unsigned long final;
- /* 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 we're relocating, and this is an external symbol, we don't want
+ to change anything. */
if (output_bfd != NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
- && reloc_entry->addend == 0)
+ && (symbol->flags & BSF_LOCAL) != 0)
{
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
}
if (output_bfd != NULL)
- relocateable = true;
+ relocatable = TRUE;
else
{
- relocateable = false;
+ relocatable = FALSE;
output_bfd = symbol->section->output_section->owner;
}
- ret = mips_elf_final_gp (output_bfd, symbol, relocateable, error_message,
+ ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
&gp);
if (ret != bfd_reloc_ok)
return ret;
- if (reloc_entry->address > input_section->_cooked_size)
- return bfd_reloc_outofrange;
-
- /* Pick up the mips16 extend instruction and the real instruction. */
- extend = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address);
- insn = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address + 2);
-
- /* Stuff the current addend back as a 32 bit value, do the usual
- relocation, and then clean up. */
- bfd_put_32 (abfd,
- (bfd_vma) (((extend & 0x1f) << 11)
- | (extend & 0x7e0)
- | (insn & 0x1f)),
- (bfd_byte *) data + reloc_entry->address);
-
+ location = (bfd_byte *) data + reloc_entry->address;
+ _bfd_mips16_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE,
+ location);
ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
- input_section, relocateable, data, gp);
-
- final = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
- bfd_put_16 (abfd,
- (bfd_vma) ((extend & 0xf800)
- | ((final >> 11) & 0x1f)
- | (final & 0x7e0)),
- (bfd_byte *) data + reloc_entry->address);
- bfd_put_16 (abfd,
- (bfd_vma) ((insn & 0xffe0)
- | (final & 0x1f)),
- (bfd_byte *) data + reloc_entry->address + 2);
+ input_section, relocatable,
+ data, gp);
+ _bfd_mips16_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
+ location);
return ret;
}
static const struct elf_reloc_map mips_reloc_map[] =
{
- { BFD_RELOC_NONE, R_MIPS_NONE, },
+ { BFD_RELOC_NONE, R_MIPS_NONE },
{ BFD_RELOC_16, R_MIPS_16 },
{ BFD_RELOC_32, R_MIPS_32 },
/* There is no BFD reloc for R_MIPS_REL32. */
{ 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 }
+ { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP },
+ { BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 },
+ { BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 },
+ { BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 },
+ { BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 },
+ { BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD },
+ { BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM },
+ { BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 },
+ { BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 },
+ { BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL },
+ { BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 },
+ { BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 },
+ { BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 },
+ { BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 }
+};
+
+static const struct elf_reloc_map mips16_reloc_map[] =
+{
+ { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min },
+ { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min },
+ { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min },
+ { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min },
};
/* Given a BFD reloc type, return a howto structure. */
static reloc_howto_type *
-bfd_elf32_bfd_reloc_type_lookup (abfd, code)
- bfd *abfd;
- bfd_reloc_code_real_type code;
+bfd_elf32_bfd_reloc_type_lookup (bfd *abfd, bfd_reloc_code_real_type code)
{
unsigned int i;
reloc_howto_type *howto_table = elf_mips_howto_table_rel;
+ reloc_howto_type *howto16_table = elf_mips16_howto_table_rel;
for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map);
i++)
return &howto_table[(int) mips_reloc_map[i].elf_val];
}
+ for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map);
+ i++)
+ {
+ if (mips16_reloc_map[i].bfd_val == code)
+ return &howto16_table[(int) mips16_reloc_map[i].elf_val];
+ }
+
switch (code)
{
default:
case BFD_RELOC_CTOR:
/* We need to handle BFD_RELOC_CTOR specially.
Select the right relocation (R_MIPS_32 or R_MIPS_64) based on the
- size of addresses on this architecture. */
- if (bfd_arch_bits_per_address (abfd) == 32)
- return &howto_table[(int) R_MIPS_32];
- else
+ size of addresses of the ABI. */
+ if ((elf_elfheader (abfd)->e_flags & (E_MIPS_ABI_O64
+ | E_MIPS_ABI_EABI64)) != 0)
return &elf_mips_ctor64_howto;
+ else
+ return &howto_table[(int) R_MIPS_32];
- 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;
}
}
-/* Given a MIPS Elf32_Internal_Rel, fill in an arelent structure. */
+/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
static reloc_howto_type *
-mips_elf32_rtype_to_howto (r_type, rela_p)
- unsigned int r_type;
- boolean rela_p ATTRIBUTE_UNUSED;
+mips_elf32_rtype_to_howto (unsigned int r_type,
+ bfd_boolean rela_p ATTRIBUTE_UNUSED)
{
switch (r_type)
{
- case R_MIPS16_26:
- return &elf_mips16_jump_howto;
- case R_MIPS16_GPREL:
- return &elf_mips16_gprel_howto;
case R_MIPS_GNU_VTINHERIT:
return &elf_mips_gnu_vtinherit_howto;
case R_MIPS_GNU_VTENTRY:
return &elf_mips_gnu_vtentry_howto;
- case R_MIPS_GNU_REL_HI16:
- return &elf_mips_gnu_rel_hi16;
- case R_MIPS_GNU_REL_LO16:
- return &elf_mips_gnu_rel_lo16;
case R_MIPS_GNU_REL16_S2:
return &elf_mips_gnu_rel16_s2;
- case R_MIPS_PC64:
- return &elf_mips_gnu_pcrel64;
case R_MIPS_PC32:
return &elf_mips_gnu_pcrel32;
default:
+ if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max)
+ return &elf_mips16_howto_table_rel[r_type - R_MIPS16_min];
BFD_ASSERT (r_type < (unsigned int) R_MIPS_max);
return &elf_mips_howto_table_rel[r_type];
}
}
-/* Given a MIPS Elf32_Internal_Rel, fill in an arelent structure. */
+/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
static void
-mips_info_to_howto_rel (abfd, cache_ptr, dst)
- bfd *abfd;
- arelent *cache_ptr;
- Elf32_Internal_Rel *dst;
+mips_info_to_howto_rel (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
{
unsigned int r_type;
r_type = ELF32_R_TYPE (dst->r_info);
- cache_ptr->howto = mips_elf32_rtype_to_howto (r_type, false);
+ cache_ptr->howto = mips_elf32_rtype_to_howto (r_type, FALSE);
/* The addend for a GPREL16 or LITERAL relocation comes from the GP
value for the object file. We get the addend now, rather than
cache_ptr->addend = elf_gp (abfd);
}
-/* Given a MIPS Elf32_Internal_Rela, fill in an arelent structure. */
+/* Given a MIPS Elf_Internal_Rela, fill in an arelent structure. */
static void
-mips_info_to_howto_rela (abfd, cache_ptr, dst)
- bfd *abfd;
- arelent *cache_ptr;
- Elf32_Internal_Rela *dst;
+mips_info_to_howto_rela (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
{
- /* Since an Elf32_Internal_Rel is an initial prefix of an
- Elf32_Internal_Rela, we can just use mips_info_to_howto_rel
- above. */
- mips_info_to_howto_rel (abfd, cache_ptr, (Elf32_Internal_Rel *) dst);
+ mips_info_to_howto_rel (abfd, cache_ptr, dst);
/* If we ever need to do any extra processing with dst->r_addend
- (the field omitted in an Elf32_Internal_Rel) we can do it here. */
+ (the field omitted in an Elf_Internal_Rel) we can do it here. */
}
\f
/* Determine whether a symbol is global for the purposes of splitting
symbols. On most ELF targets the split is between static symbols
and externally visible symbols. */
-static boolean
-mips_elf_sym_is_global (abfd, sym)
- bfd *abfd ATTRIBUTE_UNUSED;
- asymbol *sym;
+static bfd_boolean
+mips_elf_sym_is_global (bfd *abfd ATTRIBUTE_UNUSED, asymbol *sym)
{
if (SGI_COMPAT (abfd))
return (sym->flags & BSF_SECTION_SYM) == 0;
\f
/* Set the right machine number for a MIPS ELF file. */
-static boolean
-mips_elf32_object_p (abfd)
- bfd *abfd;
+static bfd_boolean
+mips_elf32_object_p (bfd *abfd)
{
unsigned long mach;
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;
+ elf_bad_symtab (abfd) = TRUE;
if (ABI_N32_P (abfd))
- return false;
+ return FALSE;
mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags);
bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach);
- return true;
+ return TRUE;
}
\f
/* MIPS ELF local labels start with '$', not 'L'. */
-static boolean
-mips_elf_is_local_label_name (abfd, name)
- bfd *abfd;
- const char *name;
+static bfd_boolean
+mips_elf_is_local_label_name (bfd *abfd, const char *name)
{
if (name[0] == '$')
- return true;
+ return TRUE;
/* On Irix 6, the labels go back to starting with '.', so we accept
the generic ELF local label syntax as well. */
}
\f
/* Support for core dump NOTE sections. */
-static boolean
-elf32_mips_grok_prstatus (abfd, note)
- bfd *abfd;
- Elf_Internal_Note *note;
+static bfd_boolean
+elf32_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
{
int offset;
- unsigned int raw_size;
+ unsigned int size;
switch (note->descsz)
{
default:
- return false;
+ return FALSE;
case 256: /* Linux/MIPS */
/* pr_cursig */
/* pr_reg */
offset = 72;
- raw_size = 180;
+ size = 180;
break;
}
/* Make a ".reg/999" section. */
return _bfd_elfcore_make_pseudosection (abfd, ".reg",
- raw_size, note->descpos + offset);
+ size, note->descpos + offset);
}
-static boolean
-elf32_mips_grok_psinfo (abfd, note)
- bfd *abfd;
- Elf_Internal_Note *note;
+static bfd_boolean
+elf32_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
{
switch (note->descsz)
{
default:
- return false;
+ return FALSE;
case 128: /* Linux/MIPS elf_prpsinfo */
elf_tdata (abfd)->core_program
command[n - 1] = '\0';
}
- return true;
+ return TRUE;
}
\f
/* Depending on the target vector we generate some version of Irix
executables or "normal" MIPS ELF ABI executables. */
static irix_compat_t
-elf32_mips_irix_compat (abfd)
- bfd *abfd;
+elf32_mips_irix_compat (bfd *abfd)
{
if ((abfd->xvec == &bfd_elf32_bigmips_vec)
|| (abfd->xvec == &bfd_elf32_littlemips_vec))
return ict_none;
}
\f
-/* Given a data section and an in-memory embedded reloc section, store
- relocation information into the embedded reloc section which can be
- used at runtime to relocate the data section. This is called by the
- linker when the --embedded-relocs switch is used. This is called
- after the add_symbols entry point has been called for all the
- objects, and before the final_link entry point is called. */
-
-boolean
-bfd_mips_elf32_create_embedded_relocs (abfd, info, datasec, relsec, errmsg)
- bfd *abfd;
- struct bfd_link_info *info;
- asection *datasec;
- asection *relsec;
- char **errmsg;
-{
- Elf_Internal_Shdr *symtab_hdr;
- Elf_Internal_Sym *isymbuf = NULL;
- Elf_Internal_Rela *internal_relocs = NULL;
- Elf_Internal_Rela *irel, *irelend;
- bfd_byte *p;
-
- BFD_ASSERT (! info->relocateable);
-
- *errmsg = NULL;
-
- if (datasec->reloc_count == 0)
- return true;
-
- /* Read this BFD's symbols if we haven't done so already, or get the cached
- copy if it exists. */
- symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
- if (symtab_hdr->sh_info != 0)
- {
- isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents;
- if (isymbuf == NULL)
- isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr,
- symtab_hdr->sh_info, 0,
- NULL, NULL, NULL);
- if (isymbuf == NULL)
- goto error_return;
- }
-
- /* Get a copy of the native relocations. */
- internal_relocs = (_bfd_elf32_link_read_relocs
- (abfd, datasec, (PTR) NULL, (Elf_Internal_Rela *) NULL,
- info->keep_memory));
- if (internal_relocs == NULL)
- goto error_return;
-
- relsec->contents = (bfd_byte *) bfd_alloc (abfd, datasec->reloc_count * 12);
- if (relsec->contents == NULL)
- goto error_return;
-
- p = relsec->contents;
-
- irelend = internal_relocs + datasec->reloc_count;
-
- for (irel = internal_relocs; irel < irelend; irel++, p += 12)
- {
- asection *targetsec;
-
- /* We are going to write a four byte longword into the runtime
- reloc section. The longword will be the address in the data
- section which must be relocated. It is followed by the name
- of the target section NUL-padded or truncated to 8
- characters. */
-
- /* We can only relocate absolute longword relocs at run time. */
- if ((ELF32_R_TYPE (irel->r_info) != (int) R_MIPS_32) &&
- (ELF32_R_TYPE (irel->r_info) != (int) R_MIPS_64))
- {
- *errmsg = _("unsupported reloc type");
- bfd_set_error (bfd_error_bad_value);
- goto error_return;
- }
- /* Get the target section referred to by the reloc. */
- if (ELF32_R_SYM (irel->r_info) < symtab_hdr->sh_info)
- {
- Elf_Internal_Sym *isym;
-
- /* A local symbol. */
- isym = isymbuf + ELF32_R_SYM (irel->r_info);
- targetsec = bfd_section_from_elf_index (abfd, isym->st_shndx);
- }
- else
- {
- unsigned long indx;
- struct elf_link_hash_entry *h;
-
- /* An external symbol. */
- indx = ELF32_R_SYM (irel->r_info);
- h = elf_sym_hashes (abfd)[indx];
- targetsec = NULL;
- /*
- For some reason, in certain programs, the symbol will
- not be in the hash table. It seems to happen when you
- declare a static table of pointers to const external structures.
- In this case, the relocs are relative to data, not
- text, so just treating it like an undefined link
- should be sufficient. */
- BFD_ASSERT(h != NULL);
- if (h->root.type == bfd_link_hash_defined
- || h->root.type == bfd_link_hash_defweak)
- targetsec = h->root.u.def.section;
- }
-
-
- /*
- Set the low bit of the relocation offset if it's a MIPS64 reloc.
- Relocations will always be on (at least) 32-bit boundaries. */
-
- bfd_put_32 (abfd, ((irel->r_offset + datasec->output_offset) +
- ((ELF32_R_TYPE (irel->r_info) == (int) R_MIPS_64) ? 1 : 0)),
- p);
- memset (p + 4, 0, 8);
- if (targetsec != NULL)
- strncpy (p + 4, targetsec->output_section->name, 8);
- }
-
- if (internal_relocs != NULL
- && elf_section_data (datasec)->relocs != internal_relocs)
- free (internal_relocs);
- if (isymbuf != NULL
- && symtab_hdr->contents != (unsigned char *) isymbuf)
- free (isymbuf);
- return true;
-
- error_return:
- if (internal_relocs != NULL
- && elf_section_data (datasec)->relocs != internal_relocs)
- free (internal_relocs);
- if (isymbuf != NULL
- && symtab_hdr->contents != (unsigned char *) isymbuf)
- free (isymbuf);
- return false;
-}
-\f
/* ECOFF swapping routines. These are used when dealing with the
.mdebug section, which is in the ECOFF debugging format. */
static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
#define ELF_ARCH bfd_arch_mips
#define ELF_MACHINE_CODE EM_MIPS
-/* The SVR4 MIPS ABI says that this should be 0x10000, but Irix 5 uses
- a value of 0x1000, and we are compatible. */
-#define ELF_MAXPAGESIZE 0x1000
-
-#define elf_backend_collect true
-#define elf_backend_type_change_ok true
-#define elf_backend_can_gc_sections true
+#define elf_backend_collect TRUE
+#define elf_backend_type_change_ok TRUE
+#define elf_backend_can_gc_sections TRUE
#define elf_info_to_howto mips_info_to_howto_rela
#define elf_info_to_howto_rel mips_info_to_howto_rel
#define elf_backend_sym_is_global mips_elf_sym_is_global
#define elf_backend_ecoff_debug_swap &mips_elf32_ecoff_debug_swap
#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
#define elf_backend_may_use_rela_p 0
#define elf_backend_default_use_rela_p 0
-#define elf_backend_sign_extend_vma true
+#define elf_backend_sign_extend_vma TRUE
#define elf_backend_discard_info _bfd_mips_elf_discard_info
#define elf_backend_ignore_discarded_relocs \
#define bfd_elf32_bfd_is_local_label_name \
mips_elf_is_local_label_name
#define bfd_elf32_find_nearest_line _bfd_mips_elf_find_nearest_line
+#define bfd_elf32_find_inliner_info _bfd_mips_elf_find_inliner_info
+#define bfd_elf32_new_section_hook _bfd_mips_elf_new_section_hook
#define bfd_elf32_set_section_contents _bfd_mips_elf_set_section_contents
#define bfd_elf32_bfd_get_relocated_section_contents \
_bfd_elf_mips_get_relocated_section_contents
#define TARGET_BIG_SYM bfd_elf32_bigmips_vec
#define TARGET_BIG_NAME "elf32-bigmips"
+/* The SVR4 MIPS ABI says that this should be 0x10000, but Irix 5 uses
+ a value of 0x1000, and we are compatible. */
+#define ELF_MAXPAGESIZE 0x1000
+
#include "elf32-target.h"
/* Support for traditional mips targets. */
-#define INCLUDED_TARGET_FILE /* More a type of flag. */
-
#undef TARGET_LITTLE_SYM
#undef TARGET_LITTLE_NAME
#undef TARGET_BIG_SYM
#undef TARGET_BIG_NAME
+#undef ELF_MAXPAGESIZE
+
#define TARGET_LITTLE_SYM bfd_elf32_tradlittlemips_vec
#define TARGET_LITTLE_NAME "elf32-tradlittlemips"
#define TARGET_BIG_SYM bfd_elf32_tradbigmips_vec
#define TARGET_BIG_NAME "elf32-tradbigmips"
+/* The SVR4 MIPS ABI says that this should be 0x10000, and Linux uses
+ page sizes of up to that limit, so we need to respect it. */
+#define ELF_MAXPAGESIZE 0x10000
+#define elf32_bed elf32_tradbed
+
/* Include the target file again for this target. */
#include "elf32-target.h"
projects / binutils.git / blobdiff