/* MIPS-specific support for 32-bit ELF
Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
- 2003, 2004, 2005 Free Software Foundation, Inc.
+ 2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
Most of the information added by Ian Lance Taylor, Cygnus Support,
<ian@cygnus.com>.
Traditional MIPS targets support added by Koundinya.K, Dansk Data
Elektronik & Operations Research Group. <kk@ddeorg.soft.net>
-This file is part of BFD, the Binary File Descriptor library.
+ This file is part of BFD, the Binary File Descriptor library.
-This program is free software; you can redistribute it and/or modify
-it under the terms of the GNU General Public License as published by
-the Free Software Foundation; either version 2 of the License, or
-(at your option) any later version.
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
-This program is distributed in the hope that it will be useful,
-but WITHOUT ANY WARRANTY; without even the implied warranty of
-MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-GNU General Public License for more details.
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ 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., 51 Franklin Street - Fifth Floor, Boston,
+ MA 02110-1301, USA. */
-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., 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.
This file supports both, switching at runtime. */
-#include "bfd.h"
#include "sysdep.h"
+#include "bfd.h"
#include "libbfd.h"
#include "bfdlink.h"
#include "genlink.h"
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
+
+ /* 32 bit relocation with no addend. */
+ HOWTO (R_MIPS_GLOB_DAT, /* 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_GLOB_DAT", /* name */
+ FALSE, /* partial_inplace */
+ 0x0, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
};
/* The relocation table used for SHT_RELA sections. */
complain_overflow_dont, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_DTPMOD32", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
FALSE), /* pcrel_offset */
complain_overflow_dont, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_DTPREL32", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
FALSE), /* pcrel_offset */
complain_overflow_signed, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_GD", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
complain_overflow_signed, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_LDM", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
complain_overflow_signed, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_DTPREL_HI16", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
complain_overflow_signed, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_DTPREL_LO16", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
complain_overflow_signed, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_GOTTPREL", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
complain_overflow_dont, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_TPREL32", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0xffffffff, /* src_mask */
0xffffffff, /* dst_mask */
FALSE), /* pcrel_offset */
complain_overflow_signed, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_TPREL_HI16", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
complain_overflow_signed, /* complain_on_overflow */
_bfd_mips_elf_generic_reloc, /* special_function */
"R_MIPS_TLS_TPREL_LO16", /* name */
- TRUE, /* partial_inplace */
+ FALSE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
+
+ /* 32 bit relocation with no addend. */
+ HOWTO (R_MIPS_GLOB_DAT, /* 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_GLOB_DAT", /* name */
+ FALSE, /* partial_inplace */
+ 0x0, /* src_mask */
+ 0xffffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
};
static reloc_howto_type elf_mips16_howto_table_rel[] =
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
- /* A placeholder for MIPS16 reference to global offset table. */
- EMPTY_HOWTO (R_MIPS16_GOT16),
+ /* A MIPS16 reference to the global offset table. */
+ HOWTO (R_MIPS16_GOT16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_got16_reloc, /* special_function */
+ "R_MIPS16_GOT16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
- /* A placeholder for MIPS16 16 bit call through global offset table. */
- EMPTY_HOWTO (R_MIPS16_CALL16),
+ /* A MIPS16 call through the global offset table. */
+ HOWTO (R_MIPS16_CALL16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS16_CALL16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
/* MIPS16 high 16 bits of symbol value. */
HOWTO (R_MIPS16_HI16, /* type */
0x0000ffff, /* dst_mask */
FALSE), /* pcrel_offset */
- /* A placeholder for MIPS16 reference to global offset table. */
- EMPTY_HOWTO (R_MIPS16_GOT16),
+ /* A MIPS16 reference to the global offset table. */
+ HOWTO (R_MIPS16_GOT16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_got16_reloc, /* special_function */
+ "R_MIPS16_GOT16", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
- /* A placeholder for MIPS16 16 bit call through global offset table. */
- EMPTY_HOWTO (R_MIPS16_CALL16),
+ /* A MIPS16 call through the global offset table. */
+ HOWTO (R_MIPS16_CALL16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS16_CALL16", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
/* MIPS16 high 16 bits of symbol value. */
HOWTO (R_MIPS16_HI16, /* type */
FALSE), /* pcrel_offset */
};
-/* GNU extension to record C++ vtable hierarchy */
-static reloc_howto_type elf_mips_gnu_vtinherit_howto =
- HOWTO (R_MIPS_GNU_VTINHERIT, /* type */
- 0, /* rightshift */
+static reloc_howto_type elf_micromips_howto_table_rel[] =
+{
+ EMPTY_HOWTO (130),
+ EMPTY_HOWTO (131),
+ EMPTY_HOWTO (132),
+
+ /* 26 bit jump address. */
+ HOWTO (R_MICROMIPS_26_S1, /* type */
+ 1, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 26, /* bitsize */
FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_dont, /* complain_on_overflow */
- NULL, /* special_function */
- "R_MIPS_GNU_VTINHERIT", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE); /* pcrel_offset */
+ /* This needs complex overflow
+ detection, because the upper four
+ bits must match the PC. */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_26_S1", /* name */
+ TRUE, /* partial_inplace */
+ 0x3ffffff, /* src_mask */
+ 0x3ffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
-/* GNU extension to record C++ vtable member usage */
-static reloc_howto_type elf_mips_gnu_vtentry_howto =
- HOWTO (R_MIPS_GNU_VTENTRY, /* type */
+ /* High 16 bits of symbol value. */
+ HOWTO (R_MICROMIPS_HI16, /* type */
+ 16, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_hi16_reloc, /* special_function */
+ "R_MICROMIPS_HI16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Low 16 bits of symbol value. */
+ HOWTO (R_MICROMIPS_LO16, /* type */
0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
- 0, /* bitsize */
+ 16, /* bitsize */
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 */
- 0, /* src_mask */
- 0, /* dst_mask */
- FALSE); /* pcrel_offset */
-\f
-/* 16 bit offset for pc-relative branches. */
-static reloc_howto_type elf_mips_gnu_rel16_s2 =
- HOWTO (R_MIPS_GNU_REL16_S2, /* type */
- 2, /* rightshift */
+ _bfd_mips_elf_lo16_reloc, /* special_function */
+ "R_MICROMIPS_LO16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* GP relative reference. */
+ HOWTO (R_MICROMIPS_GPREL16, /* type */
+ 0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- TRUE, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_GNU_REL16_S2", /* name */
+ _bfd_mips_elf32_gprel16_reloc, /* special_function */
+ "R_MICROMIPS_GPREL16", /* name */
TRUE, /* partial_inplace */
0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- TRUE); /* pcrel_offset */
+ FALSE), /* pcrel_offset */
-/* 16 bit offset for pc-relative branches. */
-static reloc_howto_type elf_mips_gnu_rela16_s2 =
- HOWTO (R_MIPS_GNU_REL16_S2, /* type */
- 2, /* rightshift */
+ /* Reference to literal section. */
+ HOWTO (R_MICROMIPS_LITERAL, /* type */
+ 0, /* rightshift */
2, /* size (0 = byte, 1 = short, 2 = long) */
16, /* bitsize */
- TRUE, /* pc_relative */
+ FALSE, /* pc_relative */
0, /* bitpos */
complain_overflow_signed, /* complain_on_overflow */
- _bfd_mips_elf_generic_reloc, /* special_function */
- "R_MIPS_GNU_REL16_S2", /* name */
- FALSE, /* partial_inplace */
- 0, /* src_mask */
+ _bfd_mips_elf32_gprel16_reloc, /* special_function */
+ "R_MICROMIPS_LITERAL", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
0x0000ffff, /* dst_mask */
- TRUE); /* pcrel_offset */
-\f
-/* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a
- dangerous relocation. */
+ FALSE), /* pcrel_offset */
-static bfd_boolean
-mips_elf_assign_gp (bfd *output_bfd, bfd_vma *pgp)
-{
- unsigned int count;
- asymbol **sym;
- unsigned int i;
+ /* Reference to global offset table. */
+ HOWTO (R_MICROMIPS_GOT16, /* 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_got16_reloc, /* special_function */
+ "R_MICROMIPS_GOT16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
- /* If we've already figured out what GP will be, just return it. */
- *pgp = _bfd_get_gp_value (output_bfd);
- if (*pgp)
- return TRUE;
+ /* This is for microMIPS branches. */
+ HOWTO (R_MICROMIPS_PC7_S1, /* type */
+ 1, /* rightshift */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 7, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_PC7_S1", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000007f, /* src_mask */
+ 0x0000007f, /* dst_mask */
+ TRUE), /* pcrel_offset */
- count = bfd_get_symcount (output_bfd);
- sym = bfd_get_outsymbols (output_bfd);
+ HOWTO (R_MICROMIPS_PC10_S1, /* type */
+ 1, /* rightshift */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 10, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_PC10_S1", /* name */
+ TRUE, /* partial_inplace */
+ 0x000003ff, /* src_mask */
+ 0x000003ff, /* dst_mask */
+ TRUE), /* pcrel_offset */
- /* The linker script will have created a symbol named `_gp' with the
- appropriate value. */
- if (sym == NULL)
- i = count;
- else
- {
- for (i = 0; i < count; i++, sym++)
- {
- register const char *name;
+ HOWTO (R_MICROMIPS_PC16_S1, /* type */
+ 1, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_PC16_S1", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ TRUE), /* pcrel_offset */
- name = bfd_asymbol_name (*sym);
- if (*name == '_' && strcmp (name, "_gp") == 0)
- {
- *pgp = bfd_asymbol_value (*sym);
- _bfd_set_gp_value (output_bfd, *pgp);
- break;
- }
- }
- }
+ /* 16 bit call through global offset table. */
+ HOWTO (R_MICROMIPS_CALL16, /* 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_MICROMIPS_CALL16", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
- if (i >= count)
- {
- /* Only get the error once. */
+ EMPTY_HOWTO (143),
+ EMPTY_HOWTO (144),
+
+ /* Displacement in the global offset table. */
+ HOWTO (R_MICROMIPS_GOT_DISP, /* 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_MICROMIPS_GOT_DISP",/* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Displacement to page pointer in the global offset table. */
+ HOWTO (R_MICROMIPS_GOT_PAGE, /* 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_MICROMIPS_GOT_PAGE",/* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Offset from page pointer in the global offset table. */
+ HOWTO (R_MICROMIPS_GOT_OFST, /* 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_MICROMIPS_GOT_OFST",/* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* High 16 bits of displacement in global offset table. */
+ HOWTO (R_MICROMIPS_GOT_HI16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_GOT_HI16",/* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Low 16 bits of displacement in global offset table. */
+ HOWTO (R_MICROMIPS_GOT_LO16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_GOT_LO16",/* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* 64 bit subtraction. Used in the N32 ABI. */
+ HOWTO (R_MICROMIPS_SUB, /* type */
+ 0, /* rightshift */
+ 4, /* size (0 = byte, 1 = short, 2 = long) */
+ 64, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_SUB", /* name */
+ TRUE, /* partial_inplace */
+ MINUS_ONE, /* src_mask */
+ MINUS_ONE, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* We don't support these for REL relocations, because it means building
+ the addend from a R_MICROMIPS_HIGHEST/R_MICROMIPS_HIGHER/
+ R_MICROMIPS_HI16/R_MICROMIPS_LO16 sequence with varying ordering,
+ using fallable heuristics. */
+ EMPTY_HOWTO (R_MICROMIPS_HIGHER),
+ EMPTY_HOWTO (R_MICROMIPS_HIGHEST),
+
+ /* High 16 bits of displacement in global offset table. */
+ HOWTO (R_MICROMIPS_CALL_HI16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_CALL_HI16",/* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Low 16 bits of displacement in global offset table. */
+ HOWTO (R_MICROMIPS_CALL_LO16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_CALL_LO16",/* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+};
+
+static reloc_howto_type elf_micromips_howto_table_rela[] =
+{
+ EMPTY_HOWTO (130),
+ EMPTY_HOWTO (131),
+ EMPTY_HOWTO (132),
+
+ /* 26 bit jump address. */
+ HOWTO (R_MICROMIPS_26_S1, /* type */
+ 1, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 26, /* bitsize */
+ 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. */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_26_S1", /* name */
+ FALSE, /* partial_inplace */
+ 0x3ffffff, /* src_mask */
+ 0x3ffffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* High 16 bits of symbol value. */
+ HOWTO (R_MICROMIPS_HI16, /* type */
+ 16, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_hi16_reloc, /* special_function */
+ "R_MICROMIPS_HI16", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Low 16 bits of symbol value. */
+ HOWTO (R_MICROMIPS_LO16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_lo16_reloc, /* special_function */
+ "R_MICROMIPS_LO16", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* GP relative reference. */
+ HOWTO (R_MICROMIPS_GPREL16, /* 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_elf32_gprel16_reloc, /* special_function */
+ "R_MICROMIPS_GPREL16", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Reference to literal section. */
+ HOWTO (R_MICROMIPS_LITERAL, /* 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_elf32_gprel16_reloc, /* special_function */
+ "R_MICROMIPS_LITERAL", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Reference to global offset table. */
+ HOWTO (R_MICROMIPS_GOT16, /* 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_got16_reloc, /* special_function */
+ "R_MICROMIPS_GOT16", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* This is for microMIPS branches. */
+ HOWTO (R_MICROMIPS_PC7_S1, /* type */
+ 1, /* rightshift */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 7, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_PC7_S1", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000007f, /* src_mask */
+ 0x0000007f, /* dst_mask */
+ TRUE), /* pcrel_offset */
+
+ HOWTO (R_MICROMIPS_PC10_S1, /* type */
+ 1, /* rightshift */
+ 1, /* size (0 = byte, 1 = short, 2 = long) */
+ 10, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_PC10_S1", /* name */
+ FALSE, /* partial_inplace */
+ 0x000003ff, /* src_mask */
+ 0x000003ff, /* dst_mask */
+ TRUE), /* pcrel_offset */
+
+ HOWTO (R_MICROMIPS_PC16_S1, /* type */
+ 1, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_PC16_S1", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ TRUE), /* pcrel_offset */
+
+ /* 16 bit call through global offset table. */
+ HOWTO (R_MICROMIPS_CALL16, /* 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_MICROMIPS_CALL16", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ EMPTY_HOWTO (143),
+ EMPTY_HOWTO (144),
+
+ /* Displacement in the global offset table. */
+ HOWTO (R_MICROMIPS_GOT_DISP, /* 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_MICROMIPS_GOT_DISP",/* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Displacement to page pointer in the global offset table. */
+ HOWTO (R_MICROMIPS_GOT_PAGE, /* 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_MICROMIPS_GOT_PAGE",/* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Offset from page pointer in the global offset table. */
+ HOWTO (R_MICROMIPS_GOT_OFST, /* 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_MICROMIPS_GOT_OFST",/* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* High 16 bits of displacement in global offset table. */
+ HOWTO (R_MICROMIPS_GOT_HI16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_GOT_HI16",/* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Low 16 bits of displacement in global offset table. */
+ HOWTO (R_MICROMIPS_GOT_LO16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_GOT_LO16",/* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* 64 bit subtraction. Used in the N32 ABI. */
+ HOWTO (R_MICROMIPS_SUB, /* type */
+ 0, /* rightshift */
+ 4, /* size (0 = byte, 1 = short, 2 = long) */
+ 64, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_SUB", /* name */
+ FALSE, /* partial_inplace */
+ MINUS_ONE, /* src_mask */
+ MINUS_ONE, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Get the higher value of a 64 bit addend. */
+ HOWTO (R_MICROMIPS_HIGHER, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_HIGHER", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Get the highest value of a 64 bit addend. */
+ HOWTO (R_MICROMIPS_HIGHEST, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_HIGHEST", /* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* High 16 bits of displacement in global offset table. */
+ HOWTO (R_MICROMIPS_CALL_HI16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_CALL_HI16",/* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+
+ /* Low 16 bits of displacement in global offset table. */
+ HOWTO (R_MICROMIPS_CALL_LO16, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MICROMIPS_CALL_LO16",/* name */
+ FALSE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ FALSE), /* pcrel_offset */
+};
+
+/* GNU extension to record C++ vtable hierarchy */
+static reloc_howto_type elf_mips_gnu_vtinherit_howto =
+ HOWTO (R_MIPS_GNU_VTINHERIT, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ NULL, /* special_function */
+ "R_MIPS_GNU_VTINHERIT", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE); /* pcrel_offset */
+
+/* GNU extension to record C++ vtable member usage */
+static reloc_howto_type elf_mips_gnu_vtentry_howto =
+ HOWTO (R_MIPS_GNU_VTENTRY, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_dont, /* complain_on_overflow */
+ _bfd_elf_rel_vtable_reloc_fn, /* special_function */
+ "R_MIPS_GNU_VTENTRY", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0, /* dst_mask */
+ FALSE); /* pcrel_offset */
+\f
+/* 16 bit offset for pc-relative branches. */
+static reloc_howto_type elf_mips_gnu_rel16_s2 =
+ HOWTO (R_MIPS_GNU_REL16_S2, /* type */
+ 2, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_GNU_REL16_S2", /* name */
+ TRUE, /* partial_inplace */
+ 0x0000ffff, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ TRUE); /* pcrel_offset */
+
+/* 16 bit offset for pc-relative branches. */
+static reloc_howto_type elf_mips_gnu_rela16_s2 =
+ HOWTO (R_MIPS_GNU_REL16_S2, /* type */
+ 2, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 16, /* bitsize */
+ TRUE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_signed, /* complain_on_overflow */
+ _bfd_mips_elf_generic_reloc, /* special_function */
+ "R_MIPS_GNU_REL16_S2", /* name */
+ FALSE, /* partial_inplace */
+ 0, /* src_mask */
+ 0x0000ffff, /* dst_mask */
+ TRUE); /* pcrel_offset */
+\f
+/* Originally a VxWorks extension, but now used for other systems too. */
+static reloc_howto_type elf_mips_copy_howto =
+ HOWTO (R_MIPS_COPY, /* type */
+ 0, /* rightshift */
+ 0, /* this one is variable size */
+ 0, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_MIPS_COPY", /* name */
+ FALSE, /* partial_inplace */
+ 0x0, /* src_mask */
+ 0x0, /* dst_mask */
+ FALSE); /* pcrel_offset */
+
+/* Originally a VxWorks extension, but now used for other systems too. */
+static reloc_howto_type elf_mips_jump_slot_howto =
+ HOWTO (R_MIPS_JUMP_SLOT, /* type */
+ 0, /* rightshift */
+ 2, /* size (0 = byte, 1 = short, 2 = long) */
+ 32, /* bitsize */
+ FALSE, /* pc_relative */
+ 0, /* bitpos */
+ complain_overflow_bitfield, /* complain_on_overflow */
+ bfd_elf_generic_reloc, /* special_function */
+ "R_MIPS_JUMP_SLOT", /* name */
+ FALSE, /* partial_inplace */
+ 0x0, /* src_mask */
+ 0x0, /* dst_mask */
+ FALSE); /* pcrel_offset */
+\f
+/* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a
+ dangerous relocation. */
+
+static bfd_boolean
+mips_elf_assign_gp (bfd *output_bfd, bfd_vma *pgp)
+{
+ unsigned int count;
+ asymbol **sym;
+ unsigned int 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 == NULL)
+ i = count;
+ else
+ {
+ for (i = 0; i < count; i++, sym++)
+ {
+ register const char *name;
+
+ name = bfd_asymbol_name (*sym);
+ if (*name == '_' && strcmp (name, "_gp") == 0)
+ {
+ *pgp = bfd_asymbol_value (*sym);
+ _bfd_set_gp_value (output_bfd, *pgp);
+ break;
+ }
+ }
+ }
+
+ if (i >= count)
+ {
+ /* Only get the error once. */
*pgp = 4;
_bfd_set_gp_value (output_bfd, *pgp);
return FALSE;
return ret;
location = (bfd_byte *) data + reloc_entry->address;
- _bfd_mips16_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE,
- location);
+ _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE,
+ location);
ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
input_section, relocatable,
data, gp);
- _bfd_mips16_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
- location);
+ _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
+ location);
return ret;
}
{
{ BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min },
{ BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min },
+ { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min },
+ { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min },
{ BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min },
{ BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min },
};
+static const struct elf_reloc_map micromips_reloc_map[] =
+{
+ { BFD_RELOC_MICROMIPS_JMP, R_MICROMIPS_26_S1 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_HI16_S, R_MICROMIPS_HI16 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_LO16, R_MICROMIPS_LO16 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_GPREL16, R_MICROMIPS_GPREL16 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_LITERAL, R_MICROMIPS_LITERAL - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_GOT16, R_MICROMIPS_GOT16 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_7_PCREL_S1, R_MICROMIPS_PC7_S1 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_10_PCREL_S1, R_MICROMIPS_PC10_S1 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_16_PCREL_S1, R_MICROMIPS_PC16_S1 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_CALL16, R_MICROMIPS_CALL16 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_GOT_DISP, R_MICROMIPS_GOT_DISP - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_GOT_PAGE, R_MICROMIPS_GOT_PAGE - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_GOT_OFST, R_MICROMIPS_GOT_OFST - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_GOT_HI16, R_MICROMIPS_GOT_HI16 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_GOT_LO16, R_MICROMIPS_GOT_LO16 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_SUB, R_MICROMIPS_SUB - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_HIGHER, R_MICROMIPS_HIGHER - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_HIGHEST, R_MICROMIPS_HIGHEST - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_CALL_HI16, R_MICROMIPS_CALL_HI16 - R_MICROMIPS_min },
+ { BFD_RELOC_MICROMIPS_CALL_LO16, R_MICROMIPS_CALL_LO16 - R_MICROMIPS_min },
+};
+
/* Given a BFD reloc type, return a howto structure. */
static reloc_howto_type *
relocation variant. */
reloc_howto_type *howto_table = elf_mips_howto_table_rela;
reloc_howto_type *howto16_table = elf_mips16_howto_table_rela;
+ reloc_howto_type *howto_micromips_table = elf_micromips_howto_table_rela;
for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map);
i++)
return &howto16_table[(int) mips16_reloc_map[i].elf_val];
}
+ for (i = 0; i < sizeof (micromips_reloc_map) / sizeof (struct elf_reloc_map);
+ i++)
+ {
+ if (micromips_reloc_map[i].bfd_val == code)
+ return &howto_micromips_table[(int) micromips_reloc_map[i].elf_val];
+ }
+
switch (code)
{
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_MIPS_COPY:
+ return &elf_mips_copy_howto;
+ case BFD_RELOC_MIPS_JUMP_SLOT:
+ return &elf_mips_jump_slot_howto;
default:
bfd_set_error (bfd_error_bad_value);
return NULL;
}
}
+static reloc_howto_type *
+bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+ const char *r_name)
+{
+ unsigned int i;
+
+ for (i = 0;
+ i < (sizeof (elf_mips_howto_table_rela)
+ / sizeof (elf_mips_howto_table_rela[0]));
+ i++)
+ if (elf_mips_howto_table_rela[i].name != NULL
+ && strcasecmp (elf_mips_howto_table_rela[i].name, r_name) == 0)
+ return &elf_mips_howto_table_rela[i];
+
+ for (i = 0;
+ i < (sizeof (elf_mips16_howto_table_rela)
+ / sizeof (elf_mips16_howto_table_rela[0]));
+ i++)
+ if (elf_mips16_howto_table_rela[i].name != NULL
+ && strcasecmp (elf_mips16_howto_table_rela[i].name, r_name) == 0)
+ return &elf_mips16_howto_table_rela[i];
+
+ for (i = 0;
+ i < (sizeof (elf_micromips_howto_table_rela)
+ / sizeof (elf_micromips_howto_table_rela[0]));
+ i++)
+ if (elf_micromips_howto_table_rela[i].name != NULL
+ && strcasecmp (elf_micromips_howto_table_rela[i].name, r_name) == 0)
+ return &elf_micromips_howto_table_rela[i];
+
+ if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0)
+ return &elf_mips_gnu_vtinherit_howto;
+ if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0)
+ return &elf_mips_gnu_vtentry_howto;
+ if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0)
+ return &elf_mips_gnu_rel16_s2;
+ if (strcasecmp (elf_mips_gnu_rela16_s2.name, r_name) == 0)
+ return &elf_mips_gnu_rela16_s2;
+ if (strcasecmp (elf_mips_copy_howto.name, r_name) == 0)
+ return &elf_mips_copy_howto;
+ if (strcasecmp (elf_mips_jump_slot_howto.name, r_name) == 0)
+ return &elf_mips_jump_slot_howto;
+
+ return NULL;
+}
+
/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
static reloc_howto_type *
return &elf_mips_gnu_rela16_s2;
else
return &elf_mips_gnu_rel16_s2;
+ case R_MIPS_COPY:
+ return &elf_mips_copy_howto;
+ case R_MIPS_JUMP_SLOT:
+ return &elf_mips_jump_slot_howto;
default:
+ if (r_type >= R_MICROMIPS_min && r_type < R_MICROMIPS_max)
+ {
+ if (rela_p)
+ return &elf_micromips_howto_table_rela[r_type - R_MICROMIPS_min];
+ else
+ return &elf_micromips_howto_table_rel[r_type - R_MICROMIPS_min];
+ }
if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max)
{
if (rela_p)
when we do the relocation, because the symbol manipulations done
by the linker may cause us to lose track of the input BFD. */
if (((*cache_ptr->sym_ptr_ptr)->flags & BSF_SECTION_SYM) != 0
- && (r_type == (unsigned int) R_MIPS_GPREL16
- || r_type == (unsigned int) R_MIPS_LITERAL))
+ && (gprel16_reloc_p (r_type) || r_type == (unsigned int) R_MIPS_LITERAL))
cache_ptr->addend = elf_gp (abfd);
}
if (SGI_COMPAT (abfd))
return (sym->flags & BSF_SECTION_SYM) == 0;
else
- return ((sym->flags & (BSF_GLOBAL | BSF_WEAK)) != 0
+ return ((sym->flags & (BSF_GLOBAL | BSF_WEAK | BSF_GNU_UNIQUE)) != 0
|| bfd_is_und_section (bfd_get_section (sym))
|| bfd_is_com_section (bfd_get_section (sym)));
}
elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
/* pr_pid */
- elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);
+ elf_tdata (abfd)->core_lwpid = bfd_get_32 (abfd, note->descdata + 24);
/* pr_reg */
offset = 72;
};
\f
#define ELF_ARCH bfd_arch_mips
+#define ELF_TARGET_ID MIPS_ELF_DATA
#define ELF_MACHINE_CODE EM_MIPS
#define elf_backend_collect TRUE
#define elf_backend_check_relocs _bfd_mips_elf_check_relocs
#define elf_backend_merge_symbol_attribute \
_bfd_mips_elf_merge_symbol_attribute
+#define elf_backend_get_target_dtag _bfd_mips_elf_get_target_dtag
#define elf_backend_adjust_dynamic_symbol \
_bfd_mips_elf_adjust_dynamic_symbol
#define elf_backend_always_size_sections \
#define elf_backend_gc_sweep_hook _bfd_mips_elf_gc_sweep_hook
#define elf_backend_copy_indirect_symbol \
_bfd_mips_elf_copy_indirect_symbol
-#define elf_backend_hide_symbol _bfd_mips_elf_hide_symbol
#define elf_backend_grok_prstatus elf32_mips_grok_prstatus
#define elf_backend_grok_psinfo elf32_mips_grok_psinfo
#define elf_backend_ecoff_debug_swap &mips_elf32_ecoff_debug_swap
#define elf_backend_may_use_rel_p 1
#define elf_backend_may_use_rela_p 1
#define elf_backend_default_use_rela_p 1
+#define elf_backend_rela_plts_and_copies_p 0
#define elf_backend_sign_extend_vma TRUE
+#define elf_backend_plt_readonly 1
+#define elf_backend_plt_sym_val _bfd_mips_elf_plt_sym_val
#define elf_backend_discard_info _bfd_mips_elf_discard_info
#define elf_backend_ignore_discarded_relocs \
#define elf_backend_write_section _bfd_mips_elf_write_section
#define elf_backend_mips_irix_compat elf_n32_mips_irix_compat
#define elf_backend_mips_rtype_to_howto mips_elf_n32_rtype_to_howto
+#define bfd_elf32_bfd_is_target_special_symbol \
+ _bfd_mips_elf_is_target_special_symbol
#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
/* Include the target file again for this target. */
#include "elf32-target.h"
+
+
+/* FreeBSD support. */
+
+#undef TARGET_LITTLE_SYM
+#undef TARGET_LITTLE_NAME
+#undef TARGET_BIG_SYM
+#undef TARGET_BIG_NAME
+
+#define TARGET_LITTLE_SYM bfd_elf32_ntradlittlemips_freebsd_vec
+#define TARGET_LITTLE_NAME "elf32-ntradlittlemips-freebsd"
+#define TARGET_BIG_SYM bfd_elf32_ntradbigmips_freebsd_vec
+#define TARGET_BIG_NAME "elf32-ntradbigmips-freebsd"
+
+#undef ELF_OSABI
+#define ELF_OSABI ELFOSABI_FREEBSD
+
+/* The kernel recognizes executables as valid only if they carry a
+ "FreeBSD" label in the ELF header. So we put this label on all
+ executables and (for simplicity) also all other object files. */
+
+static void
+elf_fbsd_post_process_headers (bfd *abfd, struct bfd_link_info *info)
+{
+ _bfd_elf_set_osabi (abfd, info);
+}
+
+#undef elf_backend_post_process_headers
+#define elf_backend_post_process_headers elf_fbsd_post_process_headers
+#undef elf32_bed
+#define elf32_bed elf32_fbsd_tradbed
+
+#include "elf32-target.h"
projects / thirdparty / binutils-gdb.git / blobdiff