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Delete duplicate target short-cuts to dynamic sections
[deliverable/binutils-gdb.git] / bfd / elf32-mips.c
CommitLineData
efcbd82c 1/* MIPS-specific support for 32-bit ELF
6f2750fe 2 Copyright (C) 1993-2016 Free Software Foundation, Inc.
252b5132
RH		 3
4 Most of the information added by Ian Lance Taylor, Cygnus Support,
5 <ian@cygnus.com>.
103186c6
MM		 6 N32/64 ABI support added by Mark Mitchell, CodeSourcery, LLC.
7 <mark@codesourcery.com>
f7cb7d68
UC		 8 Traditional MIPS targets support added by Koundinya.K, Dansk Data
9 Elektronik & Operations Research Group. <kk@ddeorg.soft.net>
252b5132 10
cd123cb7 11 This file is part of BFD, the Binary File Descriptor library.
252b5132 12
cd123cb7
NC		 13 This program is free software; you can redistribute it and/or modify
14 it under the terms of the GNU General Public License as published by
15 the Free Software Foundation; either version 3 of the License, or
16 (at your option) any later version.
252b5132 17
cd123cb7
NC		 18 This program is distributed in the hope that it will be useful,
19 but WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 GNU General Public License for more details.
22
23 You should have received a copy of the GNU General Public License
24 along with this program; if not, write to the Free Software
25 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
26 MA 02110-1301, USA. */
252b5132 27
252b5132
RH		 28
29/* This file handles MIPS ELF targets. SGI Irix 5 uses a slightly
30 different MIPS ELF from other targets. This matters when linking.
31 This file supports both, switching at runtime. */
32
252b5132 33#include "sysdep.h"
3db64b00 34#include "bfd.h"
252b5132
RH		 35#include "libbfd.h"
36#include "bfdlink.h"
37#include "genlink.h"
38#include "elf-bfd.h"
c6e90b02 39#include "elfxx-mips.h"
252b5132 40#include "elf/mips.h"
0a44bf69 41#include "elf-vxworks.h"
252b5132
RH		 42
43/* Get the ECOFF swapping routines. */
44#include "coff/sym.h"
45#include "coff/symconst.h"
46#include "coff/internal.h"
47#include "coff/ecoff.h"
48#include "coff/mips.h"
23e2c83b 49#define ECOFF_SIGNED_32
252b5132
RH		 50#include "ecoffswap.h"
51
a7ebbfdf 52static bfd_reloc_status_type gprel32_with_gp
11a2be4d 53 (bfd *, asymbol *, arelent *, asection *, bfd_boolean, void *, bfd_vma);
c6e90b02 54static bfd_reloc_status_type mips_elf_gprel32_reloc
11a2be4d 55 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
252b5132 56static bfd_reloc_status_type mips32_64bit_reloc
11a2be4d 57 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
252b5132 58static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup
11a2be4d 59 (bfd *, bfd_reloc_code_real_type);
c6e90b02 60static reloc_howto_type *mips_elf32_rtype_to_howto
11a2be4d 61 (unsigned int, bfd_boolean);
252b5132 62static void mips_info_to_howto_rel
11a2be4d 63 (bfd *, arelent *, Elf_Internal_Rela *);
3f830999 64static void mips_info_to_howto_rela
11a2be4d 65 (bfd *, arelent *, Elf_Internal_Rela *);
b34976b6 66static bfd_boolean mips_elf_sym_is_global
11a2be4d 67 (bfd *, asymbol *);
b34976b6 68static bfd_boolean mips_elf32_object_p
11a2be4d 69 (bfd *);
b34976b6 70static bfd_boolean mips_elf_is_local_label_name
11a2be4d 71 (bfd *, const char *);
252b5132 72static bfd_reloc_status_type mips16_gprel_reloc
11a2be4d 73 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **);
252b5132 74static bfd_reloc_status_type mips_elf_final_gp
11a2be4d 75 (bfd *, asymbol *, bfd_boolean, char **, bfd_vma *);
b34976b6 76static bfd_boolean mips_elf_assign_gp
11a2be4d 77 (bfd *, bfd_vma *);
b34976b6 78static bfd_boolean elf32_mips_grok_prstatus
11a2be4d 79 (bfd *, Elf_Internal_Note *);
b34976b6 80static bfd_boolean elf32_mips_grok_psinfo
11a2be4d 81 (bfd *, Elf_Internal_Note *);
c6e90b02 82static irix_compat_t elf32_mips_irix_compat
11a2be4d 83 (bfd *);
252b5132 84
6d00b590
AM		 85extern const bfd_target mips_elf32_be_vec;
86extern const bfd_target mips_elf32_le_vec;
adb76a3e 87
a94a7c1c 88/* Nonzero if ABFD is using the N32 ABI. */
a94a7c1c
MM		 89#define ABI_N32_P(abfd) \
90 ((elf_elfheader (abfd)->e_flags & EF_MIPS_ABI2) != 0)
91
4e8a9624 92/* Whether we are trying to be compatible with IRIX at all. */
a94a7c1c 93#define SGI_COMPAT(abfd) \
c6e90b02 94 (elf32_mips_irix_compat (abfd) != ict_none)
103186c6 95
252b5132
RH		 96/* The number of local .got entries we reserve. */
97#define MIPS_RESERVED_GOTNO (2)
98
3f830999
MM		 99/* In case we're on a 32-bit machine, construct a 64-bit "-1" value
100 from smaller values. Start with zero, widen, *then* decrement. */
101#define MINUS_ONE (((bfd_vma)0) - 1)
102
d75bc93d
TS		 103/* The relocation table used for SHT_REL sections. */
104
105static reloc_howto_type elf_mips_howto_table_rel[] =
106{
107 /* No relocation. */
108 HOWTO (R_MIPS_NONE, /* type */
109 0, /* rightshift */
6346d5ca 110 3, /* size (0 = byte, 1 = short, 2 = long) */
d75bc93d 111 0, /* bitsize */
b34976b6 112 FALSE, /* pc_relative */
d75bc93d
TS		 113 0, /* bitpos */
114 complain_overflow_dont, /* complain_on_overflow */
30ac9238 115 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 116 "R_MIPS_NONE", /* name */
b34976b6 117 FALSE, /* partial_inplace */
d75bc93d
TS		 118 0, /* src_mask */
119 0, /* dst_mask */
b34976b6 120 FALSE), /* pcrel_offset */
d75bc93d
TS		 121
122 /* 16 bit relocation. */
123 HOWTO (R_MIPS_16, /* type */
124 0, /* rightshift */
125 2, /* size (0 = byte, 1 = short, 2 = long) */
126 16, /* bitsize */
b34976b6 127 FALSE, /* pc_relative */
d75bc93d
TS		 128 0, /* bitpos */
129 complain_overflow_signed, /* complain_on_overflow */
30ac9238 130 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 131 "R_MIPS_16", /* name */
b34976b6 132 TRUE, /* partial_inplace */
d75bc93d
TS		 133 0x0000ffff, /* src_mask */
134 0x0000ffff, /* dst_mask */
b34976b6 135 FALSE), /* pcrel_offset */
d75bc93d
TS		 136
137 /* 32 bit relocation. */
138 HOWTO (R_MIPS_32, /* type */
139 0, /* rightshift */
140 2, /* size (0 = byte, 1 = short, 2 = long) */
141 32, /* bitsize */
b34976b6 142 FALSE, /* pc_relative */
d75bc93d
TS		 143 0, /* bitpos */
144 complain_overflow_dont, /* complain_on_overflow */
30ac9238 145 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 146 "R_MIPS_32", /* name */
b34976b6 147 TRUE, /* partial_inplace */
d75bc93d
TS		 148 0xffffffff, /* src_mask */
149 0xffffffff, /* dst_mask */
b34976b6 150 FALSE), /* pcrel_offset */
d75bc93d
TS		 151
152 /* 32 bit symbol relative relocation. */
153 HOWTO (R_MIPS_REL32, /* type */
154 0, /* rightshift */
155 2, /* size (0 = byte, 1 = short, 2 = long) */
156 32, /* bitsize */
b34976b6 157 FALSE, /* pc_relative */
d75bc93d
TS		 158 0, /* bitpos */
159 complain_overflow_dont, /* complain_on_overflow */
30ac9238 160 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 161 "R_MIPS_REL32", /* name */
b34976b6 162 TRUE, /* partial_inplace */
d75bc93d
TS		 163 0xffffffff, /* src_mask */
164 0xffffffff, /* dst_mask */
b34976b6 165 FALSE), /* pcrel_offset */
d75bc93d
TS		 166
167 /* 26 bit jump address. */
168 HOWTO (R_MIPS_26, /* type */
169 2, /* rightshift */
170 2, /* size (0 = byte, 1 = short, 2 = long) */
171 26, /* bitsize */
b34976b6 172 FALSE, /* pc_relative */
d75bc93d
TS		 173 0, /* bitpos */
174 complain_overflow_dont, /* complain_on_overflow */
175 /* This needs complex overflow
176 detection, because the upper four
177 bits must match the PC + 4. */
30ac9238 178 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 179 "R_MIPS_26", /* name */
b34976b6 180 TRUE, /* partial_inplace */
d75bc93d
TS		 181 0x03ffffff, /* src_mask */
182 0x03ffffff, /* dst_mask */
b34976b6 183 FALSE), /* pcrel_offset */
d75bc93d
TS		 184
185 /* High 16 bits of symbol value. */
186 HOWTO (R_MIPS_HI16, /* type */
30ac9238 187 16, /* rightshift */
d75bc93d
TS		 188 2, /* size (0 = byte, 1 = short, 2 = long) */
189 16, /* bitsize */
b34976b6 190 FALSE, /* pc_relative */
d75bc93d
TS		 191 0, /* bitpos */
192 complain_overflow_dont, /* complain_on_overflow */
30ac9238 193 _bfd_mips_elf_hi16_reloc, /* special_function */
d75bc93d 194 "R_MIPS_HI16", /* name */
b34976b6 195 TRUE, /* partial_inplace */
d75bc93d
TS		 196 0x0000ffff, /* src_mask */
197 0x0000ffff, /* dst_mask */
b34976b6 198 FALSE), /* pcrel_offset */
d75bc93d
TS		 199
200 /* Low 16 bits of symbol value. */
201 HOWTO (R_MIPS_LO16, /* type */
202 0, /* rightshift */
203 2, /* size (0 = byte, 1 = short, 2 = long) */
204 16, /* bitsize */
b34976b6 205 FALSE, /* pc_relative */
d75bc93d
TS		 206 0, /* bitpos */
207 complain_overflow_dont, /* complain_on_overflow */
30ac9238 208 _bfd_mips_elf_lo16_reloc, /* special_function */
d75bc93d 209 "R_MIPS_LO16", /* name */
b34976b6 210 TRUE, /* partial_inplace */
d75bc93d
TS		 211 0x0000ffff, /* src_mask */
212 0x0000ffff, /* dst_mask */
b34976b6 213 FALSE), /* pcrel_offset */
d75bc93d
TS		 214
215 /* GP relative reference. */
216 HOWTO (R_MIPS_GPREL16, /* type */
217 0, /* rightshift */
218 2, /* size (0 = byte, 1 = short, 2 = long) */
219 16, /* bitsize */
b34976b6 220 FALSE, /* pc_relative */
d75bc93d
TS		 221 0, /* bitpos */
222 complain_overflow_signed, /* complain_on_overflow */
c6e90b02 223 _bfd_mips_elf32_gprel16_reloc, /* special_function */
d75bc93d 224 "R_MIPS_GPREL16", /* name */
b34976b6 225 TRUE, /* partial_inplace */
d75bc93d
TS		 226 0x0000ffff, /* src_mask */
227 0x0000ffff, /* dst_mask */
b34976b6 228 FALSE), /* pcrel_offset */
d75bc93d
TS		 229
230 /* Reference to literal section. */
231 HOWTO (R_MIPS_LITERAL, /* type */
232 0, /* rightshift */
233 2, /* size (0 = byte, 1 = short, 2 = long) */
234 16, /* bitsize */
b34976b6 235 FALSE, /* pc_relative */
d75bc93d
TS		 236 0, /* bitpos */
237 complain_overflow_signed, /* complain_on_overflow */
c6e90b02 238 _bfd_mips_elf32_gprel16_reloc, /* special_function */
d75bc93d 239 "R_MIPS_LITERAL", /* name */
b34976b6 240 TRUE, /* partial_inplace */
d75bc93d
TS		 241 0x0000ffff, /* src_mask */
242 0x0000ffff, /* dst_mask */
b34976b6 243 FALSE), /* pcrel_offset */
d75bc93d
TS		 244
245 /* Reference to global offset table. */
246 HOWTO (R_MIPS_GOT16, /* type */
247 0, /* rightshift */
248 2, /* size (0 = byte, 1 = short, 2 = long) */
249 16, /* bitsize */
b34976b6 250 FALSE, /* pc_relative */
d75bc93d
TS		 251 0, /* bitpos */
252 complain_overflow_signed, /* complain_on_overflow */
30ac9238 253 _bfd_mips_elf_got16_reloc, /* special_function */
d75bc93d 254 "R_MIPS_GOT16", /* name */
b34976b6 255 TRUE, /* partial_inplace */
d75bc93d
TS		 256 0x0000ffff, /* src_mask */
257 0x0000ffff, /* dst_mask */
b34976b6 258 FALSE), /* pcrel_offset */
d75bc93d 259
bad36eac
DJ		 260 /* 16 bit PC relative reference. Note that the ABI document has a typo
261 and claims R_MIPS_PC16 to be not rightshifted, rendering it useless.
262 We do the right thing here. */
d75bc93d 263 HOWTO (R_MIPS_PC16, /* type */
bad36eac 264 2, /* rightshift */
d75bc93d
TS		 265 2, /* size (0 = byte, 1 = short, 2 = long) */
266 16, /* bitsize */
b34976b6 267 TRUE, /* pc_relative */
d75bc93d
TS		 268 0, /* bitpos */
269 complain_overflow_signed, /* complain_on_overflow */
30ac9238 270 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 271 "R_MIPS_PC16", /* name */
b34976b6 272 TRUE, /* partial_inplace */
d75bc93d
TS		 273 0x0000ffff, /* src_mask */
274 0x0000ffff, /* dst_mask */
b34976b6 275 TRUE), /* pcrel_offset */
d75bc93d
TS		 276
277 /* 16 bit call through global offset table. */
278 HOWTO (R_MIPS_CALL16, /* type */
279 0, /* rightshift */
280 2, /* size (0 = byte, 1 = short, 2 = long) */
281 16, /* bitsize */
b34976b6 282 FALSE, /* pc_relative */
d75bc93d
TS		 283 0, /* bitpos */
284 complain_overflow_signed, /* complain_on_overflow */
30ac9238 285 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 286 "R_MIPS_CALL16", /* name */
b34976b6 287 TRUE, /* partial_inplace */
d75bc93d
TS		 288 0x0000ffff, /* src_mask */
289 0x0000ffff, /* dst_mask */
b34976b6 290 FALSE), /* pcrel_offset */
d75bc93d
TS		 291
292 /* 32 bit GP relative reference. */
293 HOWTO (R_MIPS_GPREL32, /* type */
294 0, /* rightshift */
295 2, /* size (0 = byte, 1 = short, 2 = long) */
296 32, /* bitsize */
b34976b6 297 FALSE, /* pc_relative */
d75bc93d
TS		 298 0, /* bitpos */
299 complain_overflow_dont, /* complain_on_overflow */
c6e90b02 300 mips_elf_gprel32_reloc, /* special_function */
d75bc93d 301 "R_MIPS_GPREL32", /* name */
b34976b6 302 TRUE, /* partial_inplace */
d75bc93d
TS		 303 0xffffffff, /* src_mask */
304 0xffffffff, /* dst_mask */
b34976b6 305 FALSE), /* pcrel_offset */
d75bc93d
TS		 306
307 /* The remaining relocs are defined on Irix 5, although they are
308 not defined by the ABI. */
309 EMPTY_HOWTO (13),
310 EMPTY_HOWTO (14),
311 EMPTY_HOWTO (15),
312
313 /* A 5 bit shift field. */
314 HOWTO (R_MIPS_SHIFT5, /* type */
315 0, /* rightshift */
316 2, /* size (0 = byte, 1 = short, 2 = long) */
317 5, /* bitsize */
b34976b6 318 FALSE, /* pc_relative */
d75bc93d
TS		 319 6, /* bitpos */
320 complain_overflow_bitfield, /* complain_on_overflow */
30ac9238 321 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 322 "R_MIPS_SHIFT5", /* name */
b34976b6 323 TRUE, /* partial_inplace */
d75bc93d
TS		 324 0x000007c0, /* src_mask */
325 0x000007c0, /* dst_mask */
b34976b6 326 FALSE), /* pcrel_offset */
d75bc93d
TS		 327
328 /* A 6 bit shift field. */
329 /* FIXME: This is not handled correctly; a special function is
330 needed to put the most significant bit in the right place. */
331 HOWTO (R_MIPS_SHIFT6, /* type */
332 0, /* rightshift */
333 2, /* size (0 = byte, 1 = short, 2 = long) */
334 6, /* bitsize */
b34976b6 335 FALSE, /* pc_relative */
d75bc93d
TS		 336 6, /* bitpos */
337 complain_overflow_bitfield, /* complain_on_overflow */
30ac9238 338 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 339 "R_MIPS_SHIFT6", /* name */
b34976b6 340 TRUE, /* partial_inplace */
d75bc93d
TS		 341 0x000007c4, /* src_mask */
342 0x000007c4, /* dst_mask */
b34976b6 343 FALSE), /* pcrel_offset */
d75bc93d
TS		 344
345 /* A 64 bit relocation. */
346 HOWTO (R_MIPS_64, /* type */
347 0, /* rightshift */
348 4, /* size (0 = byte, 1 = short, 2 = long) */
349 64, /* bitsize */
b34976b6 350 FALSE, /* pc_relative */
d75bc93d
TS		 351 0, /* bitpos */
352 complain_overflow_dont, /* complain_on_overflow */
353 mips32_64bit_reloc, /* special_function */
354 "R_MIPS_64", /* name */
b34976b6 355 TRUE, /* partial_inplace */
d75bc93d
TS		 356 MINUS_ONE, /* src_mask */
357 MINUS_ONE, /* dst_mask */
b34976b6 358 FALSE), /* pcrel_offset */
d75bc93d
TS		 359
360 /* Displacement in the global offset table. */
361 HOWTO (R_MIPS_GOT_DISP, /* type */
362 0, /* rightshift */
363 2, /* size (0 = byte, 1 = short, 2 = long) */
364 16, /* bitsize */
b34976b6 365 FALSE, /* pc_relative */
d75bc93d
TS		 366 0, /* bitpos */
367 complain_overflow_signed, /* complain_on_overflow */
30ac9238 368 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 369 "R_MIPS_GOT_DISP", /* name */
b34976b6 370 TRUE, /* partial_inplace */
d75bc93d
TS		 371 0x0000ffff, /* src_mask */
372 0x0000ffff, /* dst_mask */
b34976b6 373 FALSE), /* pcrel_offset */
d75bc93d
TS		 374
375 /* Displacement to page pointer in the global offset table. */
376 HOWTO (R_MIPS_GOT_PAGE, /* type */
377 0, /* rightshift */
378 2, /* size (0 = byte, 1 = short, 2 = long) */
379 16, /* bitsize */
b34976b6 380 FALSE, /* pc_relative */
d75bc93d
TS		 381 0, /* bitpos */
382 complain_overflow_signed, /* complain_on_overflow */
30ac9238 383 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 384 "R_MIPS_GOT_PAGE", /* name */
b34976b6 385 TRUE, /* partial_inplace */
d75bc93d
TS		 386 0x0000ffff, /* src_mask */
387 0x0000ffff, /* dst_mask */
b34976b6 388 FALSE), /* pcrel_offset */
d75bc93d
TS		 389
390 /* Offset from page pointer in the global offset table. */
391 HOWTO (R_MIPS_GOT_OFST, /* type */
392 0, /* rightshift */
393 2, /* size (0 = byte, 1 = short, 2 = long) */
394 16, /* bitsize */
b34976b6 395 FALSE, /* pc_relative */
d75bc93d
TS		 396 0, /* bitpos */
397 complain_overflow_signed, /* complain_on_overflow */
30ac9238 398 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 399 "R_MIPS_GOT_OFST", /* name */
b34976b6 400 TRUE, /* partial_inplace */
d75bc93d
TS		 401 0x0000ffff, /* src_mask */
402 0x0000ffff, /* dst_mask */
b34976b6 403 FALSE), /* pcrel_offset */
d75bc93d
TS		 404
405 /* High 16 bits of displacement in global offset table. */
406 HOWTO (R_MIPS_GOT_HI16, /* type */
407 0, /* rightshift */
408 2, /* size (0 = byte, 1 = short, 2 = long) */
409 16, /* bitsize */
b34976b6 410 FALSE, /* pc_relative */
d75bc93d
TS		 411 0, /* bitpos */
412 complain_overflow_dont, /* complain_on_overflow */
30ac9238 413 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 414 "R_MIPS_GOT_HI16", /* name */
b34976b6 415 TRUE, /* partial_inplace */
d75bc93d
TS		 416 0x0000ffff, /* src_mask */
417 0x0000ffff, /* dst_mask */
b34976b6 418 FALSE), /* pcrel_offset */
d75bc93d
TS		 419
420 /* Low 16 bits of displacement in global offset table. */
421 HOWTO (R_MIPS_GOT_LO16, /* type */
422 0, /* rightshift */
423 2, /* size (0 = byte, 1 = short, 2 = long) */
424 16, /* bitsize */
b34976b6 425 FALSE, /* pc_relative */
d75bc93d
TS		 426 0, /* bitpos */
427 complain_overflow_dont, /* complain_on_overflow */
30ac9238 428 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 429 "R_MIPS_GOT_LO16", /* name */
b34976b6 430 TRUE, /* partial_inplace */
d75bc93d
TS		 431 0x0000ffff, /* src_mask */
432 0x0000ffff, /* dst_mask */
b34976b6 433 FALSE), /* pcrel_offset */
d75bc93d
TS		 434
435 /* 64 bit subtraction. Used in the N32 ABI. */
436 HOWTO (R_MIPS_SUB, /* type */
437 0, /* rightshift */
438 4, /* size (0 = byte, 1 = short, 2 = long) */
439 64, /* bitsize */
b34976b6 440 FALSE, /* pc_relative */
d75bc93d
TS		 441 0, /* bitpos */
442 complain_overflow_dont, /* complain_on_overflow */
30ac9238 443 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 444 "R_MIPS_SUB", /* name */
b34976b6 445 TRUE, /* partial_inplace */
d75bc93d
TS		 446 MINUS_ONE, /* src_mask */
447 MINUS_ONE, /* dst_mask */
b34976b6 448 FALSE), /* pcrel_offset */
d75bc93d
TS		 449
450 /* Used to cause the linker to insert and delete instructions? */
451 EMPTY_HOWTO (R_MIPS_INSERT_A),
452 EMPTY_HOWTO (R_MIPS_INSERT_B),
453 EMPTY_HOWTO (R_MIPS_DELETE),
454
455 /* Get the higher value of a 64 bit addend. */
456 HOWTO (R_MIPS_HIGHER, /* type */
457 0, /* rightshift */
458 2, /* size (0 = byte, 1 = short, 2 = long) */
459 16, /* bitsize */
b34976b6 460 FALSE, /* pc_relative */
d75bc93d
TS		 461 0, /* bitpos */
462 complain_overflow_dont, /* complain_on_overflow */
30ac9238 463 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 464 "R_MIPS_HIGHER", /* name */
b34976b6 465 TRUE, /* partial_inplace */
d75bc93d
TS		 466 0x0000ffff, /* src_mask */
467 0x0000ffff, /* dst_mask */
b34976b6 468 FALSE), /* pcrel_offset */
d75bc93d
TS		 469
470 /* Get the highest value of a 64 bit addend. */
471 HOWTO (R_MIPS_HIGHEST, /* type */
472 0, /* rightshift */
473 2, /* size (0 = byte, 1 = short, 2 = long) */
474 16, /* bitsize */
b34976b6 475 FALSE, /* pc_relative */
d75bc93d
TS		 476 0, /* bitpos */
477 complain_overflow_dont, /* complain_on_overflow */
30ac9238 478 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 479 "R_MIPS_HIGHEST", /* name */
b34976b6 480 TRUE, /* partial_inplace */
d75bc93d
TS		 481 0x0000ffff, /* src_mask */
482 0x0000ffff, /* dst_mask */
b34976b6 483 FALSE), /* pcrel_offset */
d75bc93d
TS		 484
485 /* High 16 bits of displacement in global offset table. */
486 HOWTO (R_MIPS_CALL_HI16, /* type */
487 0, /* rightshift */
488 2, /* size (0 = byte, 1 = short, 2 = long) */
489 16, /* bitsize */
b34976b6 490 FALSE, /* pc_relative */
d75bc93d
TS		 491 0, /* bitpos */
492 complain_overflow_dont, /* complain_on_overflow */
30ac9238 493 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 494 "R_MIPS_CALL_HI16", /* name */
b34976b6 495 TRUE, /* partial_inplace */
d75bc93d
TS		 496 0x0000ffff, /* src_mask */
497 0x0000ffff, /* dst_mask */
b34976b6 498 FALSE), /* pcrel_offset */
d75bc93d
TS		 499
500 /* Low 16 bits of displacement in global offset table. */
501 HOWTO (R_MIPS_CALL_LO16, /* type */
502 0, /* rightshift */
503 2, /* size (0 = byte, 1 = short, 2 = long) */
504 16, /* bitsize */
b34976b6 505 FALSE, /* pc_relative */
d75bc93d
TS		 506 0, /* bitpos */
507 complain_overflow_dont, /* complain_on_overflow */
30ac9238 508 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 509 "R_MIPS_CALL_LO16", /* name */
b34976b6 510 TRUE, /* partial_inplace */
d75bc93d
TS		 511 0x0000ffff, /* src_mask */
512 0x0000ffff, /* dst_mask */
b34976b6 513 FALSE), /* pcrel_offset */
d75bc93d
TS		 514
515 /* Section displacement. */
516 HOWTO (R_MIPS_SCN_DISP, /* type */
517 0, /* rightshift */
518 2, /* size (0 = byte, 1 = short, 2 = long) */
519 32, /* bitsize */
b34976b6 520 FALSE, /* pc_relative */
d75bc93d
TS		 521 0, /* bitpos */
522 complain_overflow_dont, /* complain_on_overflow */
30ac9238 523 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 524 "R_MIPS_SCN_DISP", /* name */
b34976b6 525 TRUE, /* partial_inplace */
d75bc93d
TS		 526 0xffffffff, /* src_mask */
527 0xffffffff, /* dst_mask */
b34976b6 528 FALSE), /* pcrel_offset */
d75bc93d
TS		 529
530 EMPTY_HOWTO (R_MIPS_REL16),
531 EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE),
532 EMPTY_HOWTO (R_MIPS_PJUMP),
533 EMPTY_HOWTO (R_MIPS_RELGOT),
534
535 /* Protected jump conversion. This is an optimization hint. No
536 relocation is required for correctness. */
537 HOWTO (R_MIPS_JALR, /* type */
538 0, /* rightshift */
539 2, /* size (0 = byte, 1 = short, 2 = long) */
540 32, /* bitsize */
b34976b6 541 FALSE, /* pc_relative */
d75bc93d
TS		 542 0, /* bitpos */
543 complain_overflow_dont, /* complain_on_overflow */
30ac9238 544 _bfd_mips_elf_generic_reloc, /* special_function */
d75bc93d 545 "R_MIPS_JALR", /* name */
b34976b6 546 FALSE, /* partial_inplace */
d75bc93d
TS		 547 0x00000000, /* src_mask */
548 0x00000000, /* dst_mask */
b34976b6 549 FALSE), /* pcrel_offset */
0f20cc35
DJ		 550
551 /* TLS GD/LD dynamic relocations. */
552 HOWTO (R_MIPS_TLS_DTPMOD32, /* type */
553 0, /* rightshift */
554 2, /* size (0 = byte, 1 = short, 2 = long) */
555 32, /* bitsize */
556 FALSE, /* pc_relative */
557 0, /* bitpos */
558 complain_overflow_dont, /* complain_on_overflow */
559 _bfd_mips_elf_generic_reloc, /* special_function */
560 "R_MIPS_TLS_DTPMOD32", /* name */
561 TRUE, /* partial_inplace */
562 0xffffffff, /* src_mask */
563 0xffffffff, /* dst_mask */
564 FALSE), /* pcrel_offset */
565
566 HOWTO (R_MIPS_TLS_DTPREL32, /* type */
567 0, /* rightshift */
568 2, /* size (0 = byte, 1 = short, 2 = long) */
569 32, /* bitsize */
570 FALSE, /* pc_relative */
571 0, /* bitpos */
572 complain_overflow_dont, /* complain_on_overflow */
573 _bfd_mips_elf_generic_reloc, /* special_function */
574 "R_MIPS_TLS_DTPREL32", /* name */
575 TRUE, /* partial_inplace */
576 0xffffffff, /* src_mask */
577 0xffffffff, /* dst_mask */
578 FALSE), /* pcrel_offset */
579
580 EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64),
581 EMPTY_HOWTO (R_MIPS_TLS_DTPREL64),
582
583 /* TLS general dynamic variable reference. */
584 HOWTO (R_MIPS_TLS_GD, /* type */
585 0, /* rightshift */
586 2, /* size (0 = byte, 1 = short, 2 = long) */
587 16, /* bitsize */
588 FALSE, /* pc_relative */
589 0, /* bitpos */
590 complain_overflow_signed, /* complain_on_overflow */
591 _bfd_mips_elf_generic_reloc, /* special_function */
592 "R_MIPS_TLS_GD", /* name */
593 TRUE, /* partial_inplace */
594 0x0000ffff, /* src_mask */
595 0x0000ffff, /* dst_mask */
596 FALSE), /* pcrel_offset */
597
598 /* TLS local dynamic variable reference. */
599 HOWTO (R_MIPS_TLS_LDM, /* type */
600 0, /* rightshift */
601 2, /* size (0 = byte, 1 = short, 2 = long) */
602 16, /* bitsize */
603 FALSE, /* pc_relative */
604 0, /* bitpos */
605 complain_overflow_signed, /* complain_on_overflow */
606 _bfd_mips_elf_generic_reloc, /* special_function */
607 "R_MIPS_TLS_LDM", /* name */
608 TRUE, /* partial_inplace */
609 0x0000ffff, /* src_mask */
610 0x0000ffff, /* dst_mask */
611 FALSE), /* pcrel_offset */
612
613 /* TLS local dynamic offset. */
614 HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */
615 0, /* rightshift */
616 2, /* size (0 = byte, 1 = short, 2 = long) */
617 16, /* bitsize */
618 FALSE, /* pc_relative */
619 0, /* bitpos */
620 complain_overflow_signed, /* complain_on_overflow */
621 _bfd_mips_elf_generic_reloc, /* special_function */
622 "R_MIPS_TLS_DTPREL_HI16", /* name */
623 TRUE, /* partial_inplace */
624 0x0000ffff, /* src_mask */
625 0x0000ffff, /* dst_mask */
626 FALSE), /* pcrel_offset */
627
628 /* TLS local dynamic offset. */
629 HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */
630 0, /* rightshift */
631 2, /* size (0 = byte, 1 = short, 2 = long) */
632 16, /* bitsize */
633 FALSE, /* pc_relative */
634 0, /* bitpos */
635 complain_overflow_signed, /* complain_on_overflow */
636 _bfd_mips_elf_generic_reloc, /* special_function */
637 "R_MIPS_TLS_DTPREL_LO16", /* name */
638 TRUE, /* partial_inplace */
639 0x0000ffff, /* src_mask */
640 0x0000ffff, /* dst_mask */
641 FALSE), /* pcrel_offset */
642
643 /* TLS thread pointer offset. */
644 HOWTO (R_MIPS_TLS_GOTTPREL, /* type */
645 0, /* rightshift */
646 2, /* size (0 = byte, 1 = short, 2 = long) */
647 16, /* bitsize */
648 FALSE, /* pc_relative */
649 0, /* bitpos */
650 complain_overflow_signed, /* complain_on_overflow */
651 _bfd_mips_elf_generic_reloc, /* special_function */
652 "R_MIPS_TLS_GOTTPREL", /* name */
653 TRUE, /* partial_inplace */
654 0x0000ffff, /* src_mask */
655 0x0000ffff, /* dst_mask */
656 FALSE), /* pcrel_offset */
657
658 /* TLS IE dynamic relocations. */
659 HOWTO (R_MIPS_TLS_TPREL32, /* type */
660 0, /* rightshift */
661 2, /* size (0 = byte, 1 = short, 2 = long) */
662 32, /* bitsize */
663 FALSE, /* pc_relative */
664 0, /* bitpos */
665 complain_overflow_dont, /* complain_on_overflow */
666 _bfd_mips_elf_generic_reloc, /* special_function */
667 "R_MIPS_TLS_TPREL32", /* name */
668 TRUE, /* partial_inplace */
669 0xffffffff, /* src_mask */
670 0xffffffff, /* dst_mask */
671 FALSE), /* pcrel_offset */
672
673 EMPTY_HOWTO (R_MIPS_TLS_TPREL64),
674
675 /* TLS thread pointer offset. */
676 HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */
677 0, /* rightshift */
678 2, /* size (0 = byte, 1 = short, 2 = long) */
679 16, /* bitsize */
680 FALSE, /* pc_relative */
681 0, /* bitpos */
682 complain_overflow_signed, /* complain_on_overflow */
683 _bfd_mips_elf_generic_reloc, /* special_function */
684 "R_MIPS_TLS_TPREL_HI16", /* name */
685 TRUE, /* partial_inplace */
686 0x0000ffff, /* src_mask */
687 0x0000ffff, /* dst_mask */
688 FALSE), /* pcrel_offset */
689
690 /* TLS thread pointer offset. */
691 HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */
692 0, /* rightshift */
693 2, /* size (0 = byte, 1 = short, 2 = long) */
694 16, /* bitsize */
695 FALSE, /* pc_relative */
696 0, /* bitpos */
697 complain_overflow_signed, /* complain_on_overflow */
698 _bfd_mips_elf_generic_reloc, /* special_function */
699 "R_MIPS_TLS_TPREL_LO16", /* name */
700 TRUE, /* partial_inplace */
701 0x0000ffff, /* src_mask */
702 0x0000ffff, /* dst_mask */
703 FALSE), /* pcrel_offset */
165b93e7
RS		 704
705 /* 32 bit relocation with no addend. */
706 HOWTO (R_MIPS_GLOB_DAT, /* type */
707 0, /* rightshift */
708 2, /* size (0 = byte, 1 = short, 2 = long) */
709 32, /* bitsize */
710 FALSE, /* pc_relative */
711 0, /* bitpos */
712 complain_overflow_dont, /* complain_on_overflow */
713 _bfd_mips_elf_generic_reloc, /* special_function */
714 "R_MIPS_GLOB_DAT", /* name */
715 FALSE, /* partial_inplace */
716 0x0, /* src_mask */
717 0xffffffff, /* dst_mask */
718 FALSE), /* pcrel_offset */
7361da2c
AB		 719
720 EMPTY_HOWTO (52),
721 EMPTY_HOWTO (53),
722 EMPTY_HOWTO (54),
723 EMPTY_HOWTO (55),
724 EMPTY_HOWTO (56),
725 EMPTY_HOWTO (57),
726 EMPTY_HOWTO (58),
727 EMPTY_HOWTO (59),
728
729 HOWTO (R_MIPS_PC21_S2, /* type */
730 2, /* rightshift */
731 2, /* size (0 = byte, 1 = short, 2 = long) */
732 21, /* bitsize */
733 TRUE, /* pc_relative */
734 0, /* bitpos */
735 complain_overflow_signed, /* complain_on_overflow */
736 _bfd_mips_elf_generic_reloc, /* special_function */
737 "R_MIPS_PC21_S2", /* name */
738 TRUE, /* partial_inplace */
739 0x001fffff, /* src_mask */
740 0x001fffff, /* dst_mask */
741 TRUE), /* pcrel_offset */
742
743 HOWTO (R_MIPS_PC26_S2, /* type */
744 2, /* rightshift */
745 2, /* size (0 = byte, 1 = short, 2 = long) */
746 26, /* bitsize */
747 TRUE, /* pc_relative */
748 0, /* bitpos */
749 complain_overflow_signed, /* complain_on_overflow */
750 _bfd_mips_elf_generic_reloc, /* special_function */
751 "R_MIPS_PC26_S2", /* name */
752 TRUE, /* partial_inplace */
753 0x03ffffff, /* src_mask */
754 0x03ffffff, /* dst_mask */
755 TRUE), /* pcrel_offset */
756
757 HOWTO (R_MIPS_PC18_S3, /* type */
758 3, /* rightshift */
759 2, /* size (0 = byte, 1 = short, 2 = long) */
760 18, /* bitsize */
761 TRUE, /* pc_relative */
762 0, /* bitpos */
763 complain_overflow_signed, /* complain_on_overflow */
764 _bfd_mips_elf_generic_reloc, /* special_function */
765 "R_MIPS_PC18_S3", /* name */
766 TRUE, /* partial_inplace */
767 0x0003ffff, /* src_mask */
768 0x0003ffff, /* dst_mask */
769 TRUE), /* pcrel_offset */
770
771 HOWTO (R_MIPS_PC19_S2, /* type */
772 2, /* rightshift */
773 2, /* size (0 = byte, 1 = short, 2 = long) */
774 19, /* bitsize */
775 TRUE, /* pc_relative */
776 0, /* bitpos */
777 complain_overflow_signed, /* complain_on_overflow */
778 _bfd_mips_elf_generic_reloc, /* special_function */
779 "R_MIPS_PC19_S2", /* name */
780 TRUE, /* partial_inplace */
781 0x0007ffff, /* src_mask */
782 0x0007ffff, /* dst_mask */
783 TRUE), /* pcrel_offset */
784
785 HOWTO (R_MIPS_PCHI16, /* type */
786 16, /* rightshift */
787 2, /* size (0 = byte, 1 = short, 2 = long) */
788 16, /* bitsize */
789 TRUE, /* pc_relative */
790 0, /* bitpos */
791 complain_overflow_signed, /* complain_on_overflow */
792 _bfd_mips_elf_generic_reloc, /* special_function */
793 "R_MIPS_PCHI16", /* name */
794 TRUE, /* partial_inplace */
795 0x0000ffff, /* src_mask */
796 0x0000ffff, /* dst_mask */
797 TRUE), /* pcrel_offset */
798
799 HOWTO (R_MIPS_PCLO16, /* type */
800 0, /* rightshift */
801 2, /* size (0 = byte, 1 = short, 2 = long) */
802 16, /* bitsize */
803 TRUE, /* pc_relative */
804 0, /* bitpos */
805 complain_overflow_dont, /* complain_on_overflow */
806 _bfd_mips_elf_generic_reloc, /* special_function */
807 "R_MIPS_PCLO16", /* name */
808 TRUE, /* partial_inplace */
809 0x0000ffff, /* src_mask */
810 0x0000ffff, /* dst_mask */
811 TRUE), /* pcrel_offset */
d75bc93d
TS		 812};
813
c6e90b02
TS		 814/* The reloc used for BFD_RELOC_CTOR when doing a 64 bit link. This
815 is a hack to make the linker think that we need 64 bit values. */
816static reloc_howto_type elf_mips_ctor64_howto =
817 HOWTO (R_MIPS_64, /* type */
252b5132 818 0, /* rightshift */
c6e90b02 819 4, /* size (0 = byte, 1 = short, 2 = long) */
252b5132 820 32, /* bitsize */
b34976b6 821 FALSE, /* pc_relative */
252b5132 822 0, /* bitpos */
c6e90b02
TS		 823 complain_overflow_signed, /* complain_on_overflow */
824 mips32_64bit_reloc, /* special_function */
825 "R_MIPS_64", /* name */
b34976b6 826 TRUE, /* partial_inplace */
c6e90b02 827 0xffffffff, /* src_mask */
252b5132 828 0xffffffff, /* dst_mask */
b34976b6 829 FALSE); /* pcrel_offset */
252b5132 830
d6f16593
MR		 831static reloc_howto_type elf_mips16_howto_table_rel[] =
832{
833 /* The reloc used for the mips16 jump instruction. */
c6e90b02 834 HOWTO (R_MIPS16_26, /* type */
252b5132
RH		 835 2, /* rightshift */
836 2, /* size (0 = byte, 1 = short, 2 = long) */
837 26, /* bitsize */
b34976b6 838 FALSE, /* pc_relative */
252b5132
RH		 839 0, /* bitpos */
840 complain_overflow_dont, /* complain_on_overflow */
c6e90b02
TS		 841 /* This needs complex overflow
842 detection, because the upper four
843 bits must match the PC. */
35d3d567 844 _bfd_mips_elf_generic_reloc, /* special_function */
c6e90b02 845 "R_MIPS16_26", /* name */
b34976b6 846 TRUE, /* partial_inplace */
c6e90b02
TS		 847 0x3ffffff, /* src_mask */
848 0x3ffffff, /* dst_mask */
d6f16593 849 FALSE), /* pcrel_offset */
252b5132 850
d6f16593 851 /* The reloc used for the mips16 gprel instruction. */
c6e90b02 852 HOWTO (R_MIPS16_GPREL, /* type */
252b5132
RH		 853 0, /* rightshift */
854 2, /* size (0 = byte, 1 = short, 2 = long) */
855 16, /* bitsize */
b34976b6 856 FALSE, /* pc_relative */
252b5132 857 0, /* bitpos */
c6e90b02
TS		 858 complain_overflow_signed, /* complain_on_overflow */
859 mips16_gprel_reloc, /* special_function */
860 "R_MIPS16_GPREL", /* name */
b34976b6 861 TRUE, /* partial_inplace */
d6f16593
MR		 862 0x0000ffff, /* src_mask */
863 0x0000ffff, /* dst_mask */
864 FALSE), /* pcrel_offset */
865
738e5348
RS		 866 /* A MIPS16 reference to the global offset table. */
867 HOWTO (R_MIPS16_GOT16, /* type */
868 0, /* rightshift */
869 2, /* size (0 = byte, 1 = short, 2 = long) */
870 16, /* bitsize */
871 FALSE, /* pc_relative */
872 0, /* bitpos */
873 complain_overflow_dont, /* complain_on_overflow */
874 _bfd_mips_elf_got16_reloc, /* special_function */
875 "R_MIPS16_GOT16", /* name */
876 TRUE, /* partial_inplace */
877 0x0000ffff, /* src_mask */
878 0x0000ffff, /* dst_mask */
879 FALSE), /* pcrel_offset */
d6f16593 880
738e5348
RS		 881 /* A MIPS16 call through the global offset table. */
882 HOWTO (R_MIPS16_CALL16, /* type */
883 0, /* rightshift */
884 2, /* size (0 = byte, 1 = short, 2 = long) */
885 16, /* bitsize */
886 FALSE, /* pc_relative */
887 0, /* bitpos */
888 complain_overflow_dont, /* complain_on_overflow */
889 _bfd_mips_elf_generic_reloc, /* special_function */
890 "R_MIPS16_CALL16", /* name */
891 TRUE, /* partial_inplace */
892 0x0000ffff, /* src_mask */
893 0x0000ffff, /* dst_mask */
894 FALSE), /* pcrel_offset */
d6f16593
MR		 895
896 /* MIPS16 high 16 bits of symbol value. */
897 HOWTO (R_MIPS16_HI16, /* type */
898 16, /* rightshift */
899 2, /* size (0 = byte, 1 = short, 2 = long) */
900 16, /* bitsize */
901 FALSE, /* pc_relative */
902 0, /* bitpos */
903 complain_overflow_dont, /* complain_on_overflow */
904 _bfd_mips_elf_hi16_reloc, /* special_function */
905 "R_MIPS16_HI16", /* name */
906 TRUE, /* partial_inplace */
907 0x0000ffff, /* src_mask */
908 0x0000ffff, /* dst_mask */
909 FALSE), /* pcrel_offset */
910
911 /* MIPS16 low 16 bits of symbol value. */
912 HOWTO (R_MIPS16_LO16, /* type */
913 0, /* rightshift */
914 2, /* size (0 = byte, 1 = short, 2 = long) */
915 16, /* bitsize */
916 FALSE, /* pc_relative */
917 0, /* bitpos */
918 complain_overflow_dont, /* complain_on_overflow */
919 _bfd_mips_elf_lo16_reloc, /* special_function */
920 "R_MIPS16_LO16", /* name */
921 TRUE, /* partial_inplace */
922 0x0000ffff, /* src_mask */
923 0x0000ffff, /* dst_mask */
924 FALSE), /* pcrel_offset */
d0f13682
CLT		 925
926 /* MIPS16 TLS general dynamic variable reference. */
927 HOWTO (R_MIPS16_TLS_GD, /* type */
928 0, /* rightshift */
929 2, /* size (0 = byte, 1 = short, 2 = long) */
930 16, /* bitsize */
931 FALSE, /* pc_relative */
932 0, /* bitpos */
933 complain_overflow_signed, /* complain_on_overflow */
934 _bfd_mips_elf_generic_reloc, /* special_function */
935 "R_MIPS16_TLS_GD", /* name */
936 TRUE, /* partial_inplace */
937 0x0000ffff, /* src_mask */
938 0x0000ffff, /* dst_mask */
939 FALSE), /* pcrel_offset */
940
941 /* MIPS16 TLS local dynamic variable reference. */
942 HOWTO (R_MIPS16_TLS_LDM, /* type */
943 0, /* rightshift */
944 2, /* size (0 = byte, 1 = short, 2 = long) */
945 16, /* bitsize */
946 FALSE, /* pc_relative */
947 0, /* bitpos */
948 complain_overflow_signed, /* complain_on_overflow */
949 _bfd_mips_elf_generic_reloc, /* special_function */
950 "R_MIPS16_TLS_LDM", /* name */
951 TRUE, /* partial_inplace */
952 0x0000ffff, /* src_mask */
953 0x0000ffff, /* dst_mask */
954 FALSE), /* pcrel_offset */
955
956 /* MIPS16 TLS local dynamic offset. */
957 HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */
958 0, /* rightshift */
959 2, /* size (0 = byte, 1 = short, 2 = long) */
960 16, /* bitsize */
961 FALSE, /* pc_relative */
962 0, /* bitpos */
963 complain_overflow_signed, /* complain_on_overflow */
964 _bfd_mips_elf_generic_reloc, /* special_function */
965 "R_MIPS16_TLS_DTPREL_HI16", /* name */
966 TRUE, /* partial_inplace */
967 0x0000ffff, /* src_mask */
968 0x0000ffff, /* dst_mask */
969 FALSE), /* pcrel_offset */
970
971 /* MIPS16 TLS local dynamic offset. */
972 HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */
973 0, /* rightshift */
974 2, /* size (0 = byte, 1 = short, 2 = long) */
975 16, /* bitsize */
976 FALSE, /* pc_relative */
977 0, /* bitpos */
978 complain_overflow_signed, /* complain_on_overflow */
979 _bfd_mips_elf_generic_reloc, /* special_function */
980 "R_MIPS16_TLS_DTPREL_LO16", /* name */
981 TRUE, /* partial_inplace */
982 0x0000ffff, /* src_mask */
983 0x0000ffff, /* dst_mask */
984 FALSE), /* pcrel_offset */
985
986 /* MIPS16 TLS thread pointer offset. */
987 HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */
988 0, /* rightshift */
989 2, /* size (0 = byte, 1 = short, 2 = long) */
990 16, /* bitsize */
991 FALSE, /* pc_relative */
992 0, /* bitpos */
993 complain_overflow_signed, /* complain_on_overflow */
994 _bfd_mips_elf_generic_reloc, /* special_function */
995 "R_MIPS16_TLS_GOTTPREL", /* name */
996 TRUE, /* partial_inplace */
997 0x0000ffff, /* src_mask */
998 0x0000ffff, /* dst_mask */
999 FALSE), /* pcrel_offset */
1000
1001 /* MIPS16 TLS thread pointer offset. */
1002 HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */
1003 0, /* rightshift */
1004 2, /* size (0 = byte, 1 = short, 2 = long) */
1005 16, /* bitsize */
1006 FALSE, /* pc_relative */
1007 0, /* bitpos */
1008 complain_overflow_signed, /* complain_on_overflow */
1009 _bfd_mips_elf_generic_reloc, /* special_function */
1010 "R_MIPS16_TLS_TPREL_HI16", /* name */
1011 TRUE, /* partial_inplace */
1012 0x0000ffff, /* src_mask */
1013 0x0000ffff, /* dst_mask */
1014 FALSE), /* pcrel_offset */
1015
1016 /* MIPS16 TLS thread pointer offset. */
1017 HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */
1018 0, /* rightshift */
1019 2, /* size (0 = byte, 1 = short, 2 = long) */
1020 16, /* bitsize */
1021 FALSE, /* pc_relative */
1022 0, /* bitpos */
1023 complain_overflow_signed, /* complain_on_overflow */
1024 _bfd_mips_elf_generic_reloc, /* special_function */
1025 "R_MIPS16_TLS_TPREL_LO16", /* name */
1026 TRUE, /* partial_inplace */
1027 0x0000ffff, /* src_mask */
1028 0x0000ffff, /* dst_mask */
1029 FALSE), /* pcrel_offset */
c9775dde
MR		 1030
1031 /* MIPS16 16-bit PC-relative branch offset. */
1032 HOWTO (R_MIPS16_PC16_S1, /* type */
1033 1, /* rightshift */
1034 2, /* size (0 = byte, 1 = short, 2 = long) */
1035 16, /* bitsize */
1036 TRUE, /* pc_relative */
1037 0, /* bitpos */
1038 complain_overflow_signed, /* complain_on_overflow */
1039 _bfd_mips_elf_generic_reloc, /* special_function */
1040 "R_MIPS16_PC16_S1", /* name */
1041 TRUE, /* partial_inplace */
1042 0x0000ffff, /* src_mask */
1043 0x0000ffff, /* dst_mask */
1044 TRUE), /* pcrel_offset */
d6f16593 1045};
252b5132 1046
df58fc94
RS		 1047static reloc_howto_type elf_micromips_howto_table_rel[] =
1048{
1049 EMPTY_HOWTO (130),
1050 EMPTY_HOWTO (131),
1051 EMPTY_HOWTO (132),
1052
1053 /* 26 bit jump address. */
1054 HOWTO (R_MICROMIPS_26_S1, /* type */
1055 1, /* rightshift */
1056 2, /* size (0 = byte, 1 = short, 2 = long) */
1057 26, /* bitsize */
1058 FALSE, /* pc_relative */
1059 0, /* bitpos */
1060 complain_overflow_dont, /* complain_on_overflow */
1061 /* This needs complex overflow
1062 detection, because the upper four
1063 bits must match the PC. */
1064 _bfd_mips_elf_generic_reloc, /* special_function */
1065 "R_MICROMIPS_26_S1", /* name */
1066 TRUE, /* partial_inplace */
1067 0x3ffffff, /* src_mask */
1068 0x3ffffff, /* dst_mask */
1069 FALSE), /* pcrel_offset */
1070
1071 /* High 16 bits of symbol value. */
1072 HOWTO (R_MICROMIPS_HI16, /* type */
1073 16, /* rightshift */
1074 2, /* size (0 = byte, 1 = short, 2 = long) */
1075 16, /* bitsize */
1076 FALSE, /* pc_relative */
1077 0, /* bitpos */
1078 complain_overflow_dont, /* complain_on_overflow */
1079 _bfd_mips_elf_hi16_reloc, /* special_function */
1080 "R_MICROMIPS_HI16", /* name */
1081 TRUE, /* partial_inplace */
1082 0x0000ffff, /* src_mask */
1083 0x0000ffff, /* dst_mask */
1084 FALSE), /* pcrel_offset */
1085
1086 /* Low 16 bits of symbol value. */
1087 HOWTO (R_MICROMIPS_LO16, /* type */
1088 0, /* rightshift */
1089 2, /* size (0 = byte, 1 = short, 2 = long) */
1090 16, /* bitsize */
1091 FALSE, /* pc_relative */
1092 0, /* bitpos */
1093 complain_overflow_dont, /* complain_on_overflow */
1094 _bfd_mips_elf_lo16_reloc, /* special_function */
1095 "R_MICROMIPS_LO16", /* name */
1096 TRUE, /* partial_inplace */
1097 0x0000ffff, /* src_mask */
1098 0x0000ffff, /* dst_mask */
1099 FALSE), /* pcrel_offset */
1100
1101 /* GP relative reference. */
1102 HOWTO (R_MICROMIPS_GPREL16, /* type */
1103 0, /* rightshift */
1104 2, /* size (0 = byte, 1 = short, 2 = long) */
1105 16, /* bitsize */
1106 FALSE, /* pc_relative */
1107 0, /* bitpos */
1108 complain_overflow_signed, /* complain_on_overflow */
1109 _bfd_mips_elf32_gprel16_reloc, /* special_function */
1110 "R_MICROMIPS_GPREL16", /* name */
1111 TRUE, /* partial_inplace */
1112 0x0000ffff, /* src_mask */
1113 0x0000ffff, /* dst_mask */
1114 FALSE), /* pcrel_offset */
1115
1116 /* Reference to literal section. */
1117 HOWTO (R_MICROMIPS_LITERAL, /* type */
1118 0, /* rightshift */
1119 2, /* size (0 = byte, 1 = short, 2 = long) */
1120 16, /* bitsize */
1121 FALSE, /* pc_relative */
1122 0, /* bitpos */
1123 complain_overflow_signed, /* complain_on_overflow */
1124 _bfd_mips_elf32_gprel16_reloc, /* special_function */
1125 "R_MICROMIPS_LITERAL", /* name */
1126 TRUE, /* partial_inplace */
1127 0x0000ffff, /* src_mask */
1128 0x0000ffff, /* dst_mask */
1129 FALSE), /* pcrel_offset */
1130
1131 /* Reference to global offset table. */
1132 HOWTO (R_MICROMIPS_GOT16, /* type */
1133 0, /* rightshift */
1134 2, /* size (0 = byte, 1 = short, 2 = long) */
1135 16, /* bitsize */
1136 FALSE, /* pc_relative */
1137 0, /* bitpos */
1138 complain_overflow_signed, /* complain_on_overflow */
1139 _bfd_mips_elf_got16_reloc, /* special_function */
1140 "R_MICROMIPS_GOT16", /* name */
1141 TRUE, /* partial_inplace */
1142 0x0000ffff, /* src_mask */
1143 0x0000ffff, /* dst_mask */
1144 FALSE), /* pcrel_offset */
1145
1146 /* This is for microMIPS branches. */
1147 HOWTO (R_MICROMIPS_PC7_S1, /* type */
1148 1, /* rightshift */
1149 1, /* size (0 = byte, 1 = short, 2 = long) */
1150 7, /* bitsize */
1151 TRUE, /* pc_relative */
1152 0, /* bitpos */
1153 complain_overflow_signed, /* complain_on_overflow */
1154 _bfd_mips_elf_generic_reloc, /* special_function */
1155 "R_MICROMIPS_PC7_S1", /* name */
1156 TRUE, /* partial_inplace */
1157 0x0000007f, /* src_mask */
1158 0x0000007f, /* dst_mask */
1159 TRUE), /* pcrel_offset */
1160
1161 HOWTO (R_MICROMIPS_PC10_S1, /* type */
1162 1, /* rightshift */
1163 1, /* size (0 = byte, 1 = short, 2 = long) */
1164 10, /* bitsize */
1165 TRUE, /* pc_relative */
1166 0, /* bitpos */
1167 complain_overflow_signed, /* complain_on_overflow */
1168 _bfd_mips_elf_generic_reloc, /* special_function */
1169 "R_MICROMIPS_PC10_S1", /* name */
1170 TRUE, /* partial_inplace */
1171 0x000003ff, /* src_mask */
1172 0x000003ff, /* dst_mask */
1173 TRUE), /* pcrel_offset */
1174
1175 HOWTO (R_MICROMIPS_PC16_S1, /* type */
1176 1, /* rightshift */
1177 2, /* size (0 = byte, 1 = short, 2 = long) */
1178 16, /* bitsize */
1179 TRUE, /* pc_relative */
1180 0, /* bitpos */
1181 complain_overflow_signed, /* complain_on_overflow */
1182 _bfd_mips_elf_generic_reloc, /* special_function */
1183 "R_MICROMIPS_PC16_S1", /* name */
1184 TRUE, /* partial_inplace */
1185 0x0000ffff, /* src_mask */
1186 0x0000ffff, /* dst_mask */
1187 TRUE), /* pcrel_offset */
1188
1189 /* 16 bit call through global offset table. */
1190 HOWTO (R_MICROMIPS_CALL16, /* type */
1191 0, /* rightshift */
1192 2, /* size (0 = byte, 1 = short, 2 = long) */
1193 16, /* bitsize */
1194 FALSE, /* pc_relative */
1195 0, /* bitpos */
1196 complain_overflow_signed, /* complain_on_overflow */
1197 _bfd_mips_elf_generic_reloc, /* special_function */
1198 "R_MICROMIPS_CALL16", /* name */
1199 TRUE, /* partial_inplace */
1200 0x0000ffff, /* src_mask */
1201 0x0000ffff, /* dst_mask */
1202 FALSE), /* pcrel_offset */
1203
1204 EMPTY_HOWTO (143),
1205 EMPTY_HOWTO (144),
1206
1207 /* Displacement in the global offset table. */
1208 HOWTO (R_MICROMIPS_GOT_DISP, /* type */
1209 0, /* rightshift */
1210 2, /* size (0 = byte, 1 = short, 2 = long) */
1211 16, /* bitsize */
1212 FALSE, /* pc_relative */
1213 0, /* bitpos */
1214 complain_overflow_signed, /* complain_on_overflow */
1215 _bfd_mips_elf_generic_reloc, /* special_function */
1216 "R_MICROMIPS_GOT_DISP",/* name */
1217 TRUE, /* partial_inplace */
1218 0x0000ffff, /* src_mask */
1219 0x0000ffff, /* dst_mask */
1220 FALSE), /* pcrel_offset */
1221
1222 /* Displacement to page pointer in the global offset table. */
1223 HOWTO (R_MICROMIPS_GOT_PAGE, /* type */
1224 0, /* rightshift */
1225 2, /* size (0 = byte, 1 = short, 2 = long) */
1226 16, /* bitsize */
1227 FALSE, /* pc_relative */
1228 0, /* bitpos */
1229 complain_overflow_signed, /* complain_on_overflow */
1230 _bfd_mips_elf_generic_reloc, /* special_function */
1231 "R_MICROMIPS_GOT_PAGE",/* name */
1232 TRUE, /* partial_inplace */
1233 0x0000ffff, /* src_mask */
1234 0x0000ffff, /* dst_mask */
1235 FALSE), /* pcrel_offset */
1236
1237 /* Offset from page pointer in the global offset table. */
1238 HOWTO (R_MICROMIPS_GOT_OFST, /* type */
1239 0, /* rightshift */
1240 2, /* size (0 = byte, 1 = short, 2 = long) */
1241 16, /* bitsize */
1242 FALSE, /* pc_relative */
1243 0, /* bitpos */
1244 complain_overflow_signed, /* complain_on_overflow */
1245 _bfd_mips_elf_generic_reloc, /* special_function */
1246 "R_MICROMIPS_GOT_OFST",/* name */
1247 TRUE, /* partial_inplace */
1248 0x0000ffff, /* src_mask */
1249 0x0000ffff, /* dst_mask */
1250 FALSE), /* pcrel_offset */
1251
1252 /* High 16 bits of displacement in global offset table. */
1253 HOWTO (R_MICROMIPS_GOT_HI16, /* type */
1254 0, /* rightshift */
1255 2, /* size (0 = byte, 1 = short, 2 = long) */
1256 16, /* bitsize */
1257 FALSE, /* pc_relative */
1258 0, /* bitpos */
1259 complain_overflow_dont, /* complain_on_overflow */
1260 _bfd_mips_elf_generic_reloc, /* special_function */
1261 "R_MICROMIPS_GOT_HI16",/* name */
1262 TRUE, /* partial_inplace */
1263 0x0000ffff, /* src_mask */
1264 0x0000ffff, /* dst_mask */
1265 FALSE), /* pcrel_offset */
1266
1267 /* Low 16 bits of displacement in global offset table. */
1268 HOWTO (R_MICROMIPS_GOT_LO16, /* type */
1269 0, /* rightshift */
1270 2, /* size (0 = byte, 1 = short, 2 = long) */
1271 16, /* bitsize */
1272 FALSE, /* pc_relative */
1273 0, /* bitpos */
1274 complain_overflow_dont, /* complain_on_overflow */
1275 _bfd_mips_elf_generic_reloc, /* special_function */
1276 "R_MICROMIPS_GOT_LO16",/* name */
1277 TRUE, /* partial_inplace */
1278 0x0000ffff, /* src_mask */
1279 0x0000ffff, /* dst_mask */
1280 FALSE), /* pcrel_offset */
1281
1282 /* 64 bit subtraction. Used in the N32 ABI. */
1283 HOWTO (R_MICROMIPS_SUB, /* type */
1284 0, /* rightshift */
1285 4, /* size (0 = byte, 1 = short, 2 = long) */
1286 64, /* bitsize */
1287 FALSE, /* pc_relative */
1288 0, /* bitpos */
1289 complain_overflow_dont, /* complain_on_overflow */
1290 _bfd_mips_elf_generic_reloc, /* special_function */
1291 "R_MICROMIPS_SUB", /* name */
1292 TRUE, /* partial_inplace */
1293 MINUS_ONE, /* src_mask */
1294 MINUS_ONE, /* dst_mask */
1295 FALSE), /* pcrel_offset */
1296
1297 /* Get the higher value of a 64 bit addend. */
1298 HOWTO (R_MICROMIPS_HIGHER, /* type */
1299 0, /* rightshift */
1300 2, /* size (0 = byte, 1 = short, 2 = long) */
1301 16, /* bitsize */
1302 FALSE, /* pc_relative */
1303 0, /* bitpos */
1304 complain_overflow_dont, /* complain_on_overflow */
1305 _bfd_mips_elf_generic_reloc, /* special_function */
1306 "R_MICROMIPS_HIGHER", /* name */
1307 TRUE, /* partial_inplace */
1308 0x0000ffff, /* src_mask */
1309 0x0000ffff, /* dst_mask */
1310 FALSE), /* pcrel_offset */
1311
1312 /* Get the highest value of a 64 bit addend. */
1313 HOWTO (R_MICROMIPS_HIGHEST, /* type */
1314 0, /* rightshift */
1315 2, /* size (0 = byte, 1 = short, 2 = long) */
1316 16, /* bitsize */
1317 FALSE, /* pc_relative */
1318 0, /* bitpos */
1319 complain_overflow_dont, /* complain_on_overflow */
1320 _bfd_mips_elf_generic_reloc, /* special_function */
1321 "R_MICROMIPS_HIGHEST", /* name */
1322 TRUE, /* partial_inplace */
1323 0x0000ffff, /* src_mask */
1324 0x0000ffff, /* dst_mask */
1325 FALSE), /* pcrel_offset */
1326
1327 /* High 16 bits of displacement in global offset table. */
1328 HOWTO (R_MICROMIPS_CALL_HI16, /* type */
1329 0, /* rightshift */
1330 2, /* size (0 = byte, 1 = short, 2 = long) */
1331 16, /* bitsize */
1332 FALSE, /* pc_relative */
1333 0, /* bitpos */
1334 complain_overflow_dont, /* complain_on_overflow */
1335 _bfd_mips_elf_generic_reloc, /* special_function */
1336 "R_MICROMIPS_CALL_HI16",/* name */
1337 TRUE, /* partial_inplace */
1338 0x0000ffff, /* src_mask */
1339 0x0000ffff, /* dst_mask */
1340 FALSE), /* pcrel_offset */
1341
1342 /* Low 16 bits of displacement in global offset table. */
1343 HOWTO (R_MICROMIPS_CALL_LO16, /* type */
1344 0, /* rightshift */
1345 2, /* size (0 = byte, 1 = short, 2 = long) */
1346 16, /* bitsize */
1347 FALSE, /* pc_relative */
1348 0, /* bitpos */
1349 complain_overflow_dont, /* complain_on_overflow */
1350 _bfd_mips_elf_generic_reloc, /* special_function */
1351 "R_MICROMIPS_CALL_LO16",/* name */
1352 TRUE, /* partial_inplace */
1353 0x0000ffff, /* src_mask */
1354 0x0000ffff, /* dst_mask */
1355 FALSE), /* pcrel_offset */
1356
1357 /* Section displacement. */
1358 HOWTO (R_MICROMIPS_SCN_DISP, /* type */
1359 0, /* rightshift */
1360 2, /* size (0 = byte, 1 = short, 2 = long) */
1361 32, /* bitsize */
1362 FALSE, /* pc_relative */
1363 0, /* bitpos */
1364 complain_overflow_dont, /* complain_on_overflow */
1365 _bfd_mips_elf_generic_reloc, /* special_function */
1366 "R_MICROMIPS_SCN_DISP",/* name */
1367 TRUE, /* partial_inplace */
1368 0xffffffff, /* src_mask */
1369 0xffffffff, /* dst_mask */
1370 FALSE), /* pcrel_offset */
1371
1372 /* Protected jump conversion. This is an optimization hint. No
1373 relocation is required for correctness. */
1374 HOWTO (R_MICROMIPS_JALR, /* type */
1375 0, /* rightshift */
1376 2, /* size (0 = byte, 1 = short, 2 = long) */
1377 32, /* bitsize */
1378 FALSE, /* pc_relative */
1379 0, /* bitpos */
1380 complain_overflow_dont, /* complain_on_overflow */
1381 _bfd_mips_elf_generic_reloc, /* special_function */
1382 "R_MICROMIPS_JALR", /* name */
1383 FALSE, /* partial_inplace */
1384 0x00000000, /* src_mask */
1385 0x00000000, /* dst_mask */
1386 FALSE), /* pcrel_offset */
1387
1388 /* Low 16 bits of symbol value. Note that the high 16 bits of symbol values
1389 must be zero. This is used for relaxation. */
1390 HOWTO (R_MICROMIPS_HI0_LO16, /* type */
1391 0, /* rightshift */
1392 2, /* size (0 = byte, 1 = short, 2 = long) */
1393 16, /* bitsize */
1394 FALSE, /* pc_relative */
1395 0, /* bitpos */
1396 complain_overflow_dont, /* complain_on_overflow */
1397 _bfd_mips_elf_generic_reloc, /* special_function */
1398 "R_MICROMIPS_HI0_LO16",/* name */
1399 TRUE, /* partial_inplace */
1400 0x0000ffff, /* src_mask */
1401 0x0000ffff, /* dst_mask */
1402 FALSE), /* pcrel_offset */
1403
1404 EMPTY_HOWTO (158),
1405 EMPTY_HOWTO (159),
1406 EMPTY_HOWTO (160),
1407 EMPTY_HOWTO (161),
1408
1409 /* TLS general dynamic variable reference. */
1410 HOWTO (R_MICROMIPS_TLS_GD, /* type */
1411 0, /* rightshift */
1412 2, /* size (0 = byte, 1 = short, 2 = long) */
1413 16, /* bitsize */
1414 FALSE, /* pc_relative */
1415 0, /* bitpos */
1416 complain_overflow_signed, /* complain_on_overflow */
1417 _bfd_mips_elf_generic_reloc, /* special_function */
1418 "R_MICROMIPS_TLS_GD", /* name */
1419 TRUE, /* partial_inplace */
1420 0x0000ffff, /* src_mask */
1421 0x0000ffff, /* dst_mask */
1422 FALSE), /* pcrel_offset */
1423
1424 /* TLS local dynamic variable reference. */
1425 HOWTO (R_MICROMIPS_TLS_LDM, /* type */
1426 0, /* rightshift */
1427 2, /* size (0 = byte, 1 = short, 2 = long) */
1428 16, /* bitsize */
1429 FALSE, /* pc_relative */
1430 0, /* bitpos */
1431 complain_overflow_signed, /* complain_on_overflow */
1432 _bfd_mips_elf_generic_reloc, /* special_function */
1433 "R_MICROMIPS_TLS_LDM", /* name */
1434 TRUE, /* partial_inplace */
1435 0x0000ffff, /* src_mask */
1436 0x0000ffff, /* dst_mask */
1437 FALSE), /* pcrel_offset */
1438
1439 /* TLS local dynamic offset. */
1440 HOWTO (R_MICROMIPS_TLS_DTPREL_HI16, /* type */
1441 0, /* rightshift */
1442 2, /* size (0 = byte, 1 = short, 2 = long) */
1443 16, /* bitsize */
1444 FALSE, /* pc_relative */
1445 0, /* bitpos */
1446 complain_overflow_signed, /* complain_on_overflow */
1447 _bfd_mips_elf_generic_reloc, /* special_function */
1448 "R_MICROMIPS_TLS_DTPREL_HI16", /* name */
1449 TRUE, /* partial_inplace */
1450 0x0000ffff, /* src_mask */
1451 0x0000ffff, /* dst_mask */
1452 FALSE), /* pcrel_offset */
1453
1454 /* TLS local dynamic offset. */
1455 HOWTO (R_MICROMIPS_TLS_DTPREL_LO16, /* type */
1456 0, /* rightshift */
1457 2, /* size (0 = byte, 1 = short, 2 = long) */
1458 16, /* bitsize */
1459 FALSE, /* pc_relative */
1460 0, /* bitpos */
1461 complain_overflow_signed, /* complain_on_overflow */
1462 _bfd_mips_elf_generic_reloc, /* special_function */
1463 "R_MICROMIPS_TLS_DTPREL_LO16", /* name */
1464 TRUE, /* partial_inplace */
1465 0x0000ffff, /* src_mask */
1466 0x0000ffff, /* dst_mask */
1467 FALSE), /* pcrel_offset */
1468
1469 /* TLS thread pointer offset. */
1470 HOWTO (R_MICROMIPS_TLS_GOTTPREL, /* type */
1471 0, /* rightshift */
1472 2, /* size (0 = byte, 1 = short, 2 = long) */
1473 16, /* bitsize */
1474 FALSE, /* pc_relative */
1475 0, /* bitpos */
1476 complain_overflow_signed, /* complain_on_overflow */
1477 _bfd_mips_elf_generic_reloc, /* special_function */
1478 "R_MICROMIPS_TLS_GOTTPREL", /* name */
1479 TRUE, /* partial_inplace */
1480 0x0000ffff, /* src_mask */
1481 0x0000ffff, /* dst_mask */
1482 FALSE), /* pcrel_offset */
1483
1484 EMPTY_HOWTO (167),
1485 EMPTY_HOWTO (168),
1486
1487 /* TLS thread pointer offset. */
1488 HOWTO (R_MICROMIPS_TLS_TPREL_HI16, /* type */
1489 0, /* rightshift */
1490 2, /* size (0 = byte, 1 = short, 2 = long) */
1491 16, /* bitsize */
1492 FALSE, /* pc_relative */
1493 0, /* bitpos */
1494 complain_overflow_signed, /* complain_on_overflow */
1495 _bfd_mips_elf_generic_reloc, /* special_function */
1496 "R_MICROMIPS_TLS_TPREL_HI16", /* name */
1497 TRUE, /* partial_inplace */
1498 0x0000ffff, /* src_mask */
1499 0x0000ffff, /* dst_mask */
1500 FALSE), /* pcrel_offset */
1501
1502 /* TLS thread pointer offset. */
1503 HOWTO (R_MICROMIPS_TLS_TPREL_LO16, /* type */
1504 0, /* rightshift */
1505 2, /* size (0 = byte, 1 = short, 2 = long) */
1506 16, /* bitsize */
1507 FALSE, /* pc_relative */
1508 0, /* bitpos */
1509 complain_overflow_signed, /* complain_on_overflow */
1510 _bfd_mips_elf_generic_reloc, /* special_function */
1511 "R_MICROMIPS_TLS_TPREL_LO16", /* name */
1512 TRUE, /* partial_inplace */
1513 0x0000ffff, /* src_mask */
1514 0x0000ffff, /* dst_mask */
1515 FALSE), /* pcrel_offset */
1516
1517 EMPTY_HOWTO (171),
1518
1519 /* GP- and PC-relative relocations. */
1520 HOWTO (R_MICROMIPS_GPREL7_S2, /* type */
1521 2, /* rightshift */
1522 1, /* size (0 = byte, 1 = short, 2 = long) */
1523 7, /* bitsize */
1524 FALSE, /* pc_relative */
1525 0, /* bitpos */
1526 complain_overflow_signed, /* complain_on_overflow */
1527 _bfd_mips_elf32_gprel16_reloc, /* special_function */
1528 "R_MICROMIPS_GPREL7_S2", /* name */
1529 TRUE, /* partial_inplace */
1530 0x0000007f, /* src_mask */
1531 0x0000007f, /* dst_mask */
1532 FALSE), /* pcrel_offset */
1533
1534 HOWTO (R_MICROMIPS_PC23_S2, /* type */
1535 2, /* rightshift */
1536 2, /* size (0 = byte, 1 = short, 2 = long) */
1537 23, /* bitsize */
1538 TRUE, /* pc_relative */
1539 0, /* bitpos */
1540 complain_overflow_signed, /* complain_on_overflow */
1541 _bfd_mips_elf_generic_reloc, /* special_function */
1542 "R_MICROMIPS_PC23_S2", /* name */
1543 TRUE, /* partial_inplace */
1544 0x007fffff, /* src_mask */
1545 0x007fffff, /* dst_mask */
1546 TRUE), /* pcrel_offset */
1547};
1548
c6e90b02
TS		 1549/* 16 bit offset for pc-relative branches. */
1550static reloc_howto_type elf_mips_gnu_rel16_s2 =
1551 HOWTO (R_MIPS_GNU_REL16_S2, /* type */
1552 2, /* rightshift */
252b5132
RH		 1553 2, /* size (0 = byte, 1 = short, 2 = long) */
1554 16, /* bitsize */
b34976b6 1555 TRUE, /* pc_relative */
252b5132
RH		 1556 0, /* bitpos */
1557 complain_overflow_signed, /* complain_on_overflow */
30ac9238 1558 _bfd_mips_elf_generic_reloc, /* special_function */
c6e90b02 1559 "R_MIPS_GNU_REL16_S2", /* name */
b34976b6 1560 TRUE, /* partial_inplace */
c6e90b02
TS		 1561 0xffff, /* src_mask */
1562 0xffff, /* dst_mask */
b34976b6 1563 TRUE); /* pcrel_offset */
252b5132 1564
092dcd75 1565/* 32 bit pc-relative. This was a GNU extension used by embedded-PIC.
0c9663cb
MR		 1566 It was co-opted by mips-linux for exception-handling data. GCC stopped
1567 using it in May, 2004, then started using it again for compact unwind
1568 tables. */
092dcd75
CD		 1569static reloc_howto_type elf_mips_gnu_pcrel32 =
1570 HOWTO (R_MIPS_PC32, /* type */
1571 0, /* rightshift */
1572 2, /* size (0 = byte, 1 = short, 2 = long) */
1573 32, /* bitsize */
1574 TRUE, /* pc_relative */
1575 0, /* bitpos */
1576 complain_overflow_signed, /* complain_on_overflow */
1577 _bfd_mips_elf_generic_reloc, /* special_function */
1578 "R_MIPS_PC32", /* name */
1579 TRUE, /* partial_inplace */
1580 0xffffffff, /* src_mask */
1581 0xffffffff, /* dst_mask */
1582 TRUE); /* pcrel_offset */
1583
c6e90b02
TS		 1584/* GNU extension to record C++ vtable hierarchy */
1585static reloc_howto_type elf_mips_gnu_vtinherit_howto =
1586 HOWTO (R_MIPS_GNU_VTINHERIT, /* type */
252b5132
RH		 1587 0, /* rightshift */
1588 2, /* size (0 = byte, 1 = short, 2 = long) */
c6e90b02 1589 0, /* bitsize */
b34976b6 1590 FALSE, /* pc_relative */
252b5132 1591 0, /* bitpos */
c6e90b02
TS		 1592 complain_overflow_dont, /* complain_on_overflow */
1593 NULL, /* special_function */
1594 "R_MIPS_GNU_VTINHERIT", /* name */
b34976b6 1595 FALSE, /* partial_inplace */
d75bc93d 1596 0, /* src_mask */
c6e90b02 1597 0, /* dst_mask */
b34976b6 1598 FALSE); /* pcrel_offset */
252b5132 1599
c6e90b02
TS		 1600/* GNU extension to record C++ vtable member usage */
1601static reloc_howto_type elf_mips_gnu_vtentry_howto =
1602 HOWTO (R_MIPS_GNU_VTENTRY, /* type */
252b5132
RH		 1603 0, /* rightshift */
1604 2, /* size (0 = byte, 1 = short, 2 = long) */
c6e90b02 1605 0, /* bitsize */
b34976b6 1606 FALSE, /* pc_relative */
252b5132
RH		 1607 0, /* bitpos */
1608 complain_overflow_dont, /* complain_on_overflow */
c6e90b02
TS		 1609 _bfd_elf_rel_vtable_reloc_fn, /* special_function */
1610 "R_MIPS_GNU_VTENTRY", /* name */
b34976b6 1611 FALSE, /* partial_inplace */
d75bc93d 1612 0, /* src_mask */
c6e90b02 1613 0, /* dst_mask */
b34976b6 1614 FALSE); /* pcrel_offset */
252b5132 1615
861fb55a
DJ		 1616/* Originally a VxWorks extension, but now used for other systems too. */
1617static reloc_howto_type elf_mips_copy_howto =
1618 HOWTO (R_MIPS_COPY, /* type */
1619 0, /* rightshift */
1620 0, /* this one is variable size */
1621 0, /* bitsize */
1622 FALSE, /* pc_relative */
1623 0, /* bitpos */
1624 complain_overflow_bitfield, /* complain_on_overflow */
d150b1a2 1625 _bfd_mips_elf_generic_reloc, /* special_function */
861fb55a
DJ		 1626 "R_MIPS_COPY", /* name */
1627 FALSE, /* partial_inplace */
1628 0x0, /* src_mask */
1629 0x0, /* dst_mask */
1630 FALSE); /* pcrel_offset */
1631
1632/* Originally a VxWorks extension, but now used for other systems too. */
1633static reloc_howto_type elf_mips_jump_slot_howto =
1634 HOWTO (R_MIPS_JUMP_SLOT, /* type */
1635 0, /* rightshift */
1636 2, /* size (0 = byte, 1 = short, 2 = long) */
1637 32, /* bitsize */
1638 FALSE, /* pc_relative */
1639 0, /* bitpos */
1640 complain_overflow_bitfield, /* complain_on_overflow */
d150b1a2 1641 _bfd_mips_elf_generic_reloc, /* special_function */
861fb55a
DJ		 1642 "R_MIPS_JUMP_SLOT", /* name */
1643 FALSE, /* partial_inplace */
1644 0x0, /* src_mask */
1645 0x0, /* dst_mask */
1646 FALSE); /* pcrel_offset */
1647
067ec077
CM		 1648/* Used in EH tables. */
1649static reloc_howto_type elf_mips_eh_howto =
1650 HOWTO (R_MIPS_EH, /* type */
1651 0, /* rightshift */
1652 2, /* size (0 = byte, 1 = short, 2 = long) */
1653 32, /* bitsize */
1654 FALSE, /* pc_relative */
1655 0, /* bitpos */
1656 complain_overflow_signed, /* complain_on_overflow */
1657 _bfd_mips_elf_generic_reloc, /* special_function */
1658 "R_MIPS_EH", /* name */
1659 TRUE, /* partial_inplace */
1660 0xffffffff, /* src_mask */
1661 0xffffffff, /* dst_mask */
1662 FALSE); /* pcrel_offset */
1663
b34976b6 1664/* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a
c6e90b02 1665 dangerous relocation. */
252b5132 1666
b34976b6 1667static bfd_boolean
11a2be4d 1668mips_elf_assign_gp (bfd *output_bfd, bfd_vma *pgp)
252b5132 1669{
c6e90b02
TS		 1670 unsigned int count;
1671 asymbol **sym;
1672 unsigned int i;
e92d460e 1673
c6e90b02
TS		 1674 /* If we've already figured out what GP will be, just return it. */
1675 *pgp = _bfd_get_gp_value (output_bfd);
1676 if (*pgp)
b34976b6 1677 return TRUE;
c6e90b02
TS		 1678
1679 count = bfd_get_symcount (output_bfd);
1680 sym = bfd_get_outsymbols (output_bfd);
252b5132 1681
c6e90b02
TS		 1682 /* The linker script will have created a symbol named `_gp' with the
1683 appropriate value. */
11a2be4d 1684 if (sym == NULL)
c6e90b02
TS		 1685 i = count;
1686 else
252b5132 1687 {
c6e90b02
TS		 1688 for (i = 0; i < count; i++, sym++)
1689 {
1690 register const char *name;
1691
1692 name = bfd_asymbol_name (*sym);
1693 if (*name == '_' && strcmp (name, "_gp") == 0)
1694 {
1695 *pgp = bfd_asymbol_value (*sym);
1696 _bfd_set_gp_value (output_bfd, *pgp);
1697 break;
1698 }
1699 }
252b5132
RH		 1700 }
1701
c6e90b02 1702 if (i >= count)
252b5132 1703 {
c6e90b02
TS		 1704 /* Only get the error once. */
1705 *pgp = 4;
1706 _bfd_set_gp_value (output_bfd, *pgp);
b34976b6 1707 return FALSE;
252b5132
RH		 1708 }
1709
b34976b6 1710 return TRUE;
252b5132
RH		 1711}
1712
c6e90b02
TS		 1713/* We have to figure out the gp value, so that we can adjust the
1714 symbol value correctly. We look up the symbol _gp in the output
1715 BFD. If we can't find it, we're stuck. We cache it in the ELF
1716 target data. We don't need to adjust the symbol value for an
1049f94e 1717 external symbol if we are producing relocatable output. */
252b5132 1718
c6e90b02 1719static bfd_reloc_status_type
11a2be4d
RS		 1720mips_elf_final_gp (bfd *output_bfd, asymbol *symbol, bfd_boolean relocatable,
1721 char **error_message, bfd_vma *pgp)
252b5132 1722{
c6e90b02 1723 if (bfd_is_und_section (symbol->section)
1049f94e 1724 && ! relocatable)
252b5132 1725 {
c6e90b02
TS		 1726 *pgp = 0;
1727 return bfd_reloc_undefined;
252b5132
RH		 1728 }
1729
c6e90b02
TS		 1730 *pgp = _bfd_get_gp_value (output_bfd);
1731 if (*pgp == 0
1049f94e 1732 && (! relocatable
c6e90b02 1733 || (symbol->flags & BSF_SECTION_SYM) != 0))
252b5132 1734 {
1049f94e 1735 if (relocatable)
252b5132 1736 {
c6e90b02 1737 /* Make up a value. */
453f5985 1738 *pgp = symbol->section->output_section->vma /*+ 0x4000*/;
c6e90b02 1739 _bfd_set_gp_value (output_bfd, *pgp);
252b5132 1740 }
c6e90b02 1741 else if (!mips_elf_assign_gp (output_bfd, pgp))
252b5132 1742 {
c6e90b02
TS		 1743 *error_message =
1744 (char *) _("GP relative relocation when _gp not defined");
1745 return bfd_reloc_dangerous;
252b5132 1746 }
252b5132
RH		 1747 }
1748
c6e90b02
TS		 1749 return bfd_reloc_ok;
1750}
252b5132 1751
c6e90b02
TS		 1752/* Do a R_MIPS_GPREL16 relocation. This is a 16 bit value which must
1753 become the offset from the gp register. This function also handles
1754 R_MIPS_LITERAL relocations, although those can be handled more
1755 cleverly because the entries in the .lit8 and .lit4 sections can be
1756 merged. */
252b5132 1757
c6e90b02 1758bfd_reloc_status_type
11a2be4d
RS		 1759_bfd_mips_elf32_gprel16_reloc (bfd *abfd, arelent *reloc_entry,
1760 asymbol *symbol, void *data,
1761 asection *input_section, bfd *output_bfd,
1762 char **error_message)
c6e90b02 1763{
1049f94e 1764 bfd_boolean relocatable;
c6e90b02 1765 bfd_reloc_status_type ret;
df58fc94 1766 bfd_byte *location;
c6e90b02 1767 bfd_vma gp;
252b5132 1768
df58fc94
RS		 1769 /* R_MIPS_LITERAL/R_MICROMIPS_LITERAL relocations are defined for local
1770 symbols only. */
1771 if (literal_reloc_p (reloc_entry->howto->type)
254f0426
MR		 1772 && output_bfd != NULL
1773 && (symbol->flags & BSF_SECTION_SYM) == 0
1774 && (symbol->flags & BSF_LOCAL) != 0)
1775 {
1776 *error_message = (char *)
1777 _("literal relocation occurs for an external symbol");
1778 return bfd_reloc_outofrange;
1779 }
1780
11a2be4d 1781 if (output_bfd != NULL)
1049f94e 1782 relocatable = TRUE;
c6e90b02
TS		 1783 else
1784 {
1049f94e 1785 relocatable = FALSE;
c6e90b02
TS		 1786 output_bfd = symbol->section->output_section->owner;
1787 }
252b5132 1788
1049f94e 1789 ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
c6e90b02
TS		 1790 &gp);
1791 if (ret != bfd_reloc_ok)
1792 return ret;
252b5132 1793
df58fc94
RS		 1794 location = (bfd_byte *) data + reloc_entry->address;
1795 _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE,
1796 location);
1797 ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
1798 input_section, relocatable,
1799 data, gp);
1800 _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
1801 location);
1802
1803 return ret;
c6e90b02 1804}
252b5132 1805
cb7394f2
TS		 1806/* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must
1807 become the offset from the gp register. */
252b5132 1808
c6e90b02 1809static bfd_reloc_status_type
11a2be4d
RS		 1810mips_elf_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
1811 void *data, asection *input_section, bfd *output_bfd,
1812 char **error_message)
c6e90b02 1813{
1049f94e 1814 bfd_boolean relocatable;
c6e90b02
TS		 1815 bfd_reloc_status_type ret;
1816 bfd_vma gp;
252b5132 1817
765f2ef6
MR		 1818 /* R_MIPS_GPREL32 relocations are defined for local symbols only. */
1819 if (output_bfd != NULL
1820 && (symbol->flags & BSF_SECTION_SYM) == 0
1821 && (symbol->flags & BSF_LOCAL) != 0)
1822 {
1823 *error_message = (char *)
1824 _("32bits gp relative relocation occurs for an external symbol");
1825 return bfd_reloc_outofrange;
1826 }
1827
11a2be4d 1828 if (output_bfd != NULL)
1049f94e 1829 relocatable = TRUE;
c6e90b02
TS		 1830 else
1831 {
1049f94e 1832 relocatable = FALSE;
c6e90b02 1833 output_bfd = symbol->section->output_section->owner;
c6e90b02 1834 }
252b5132 1835
1049f94e 1836 ret = mips_elf_final_gp (output_bfd, symbol, relocatable,
a7ebbfdf
TS		 1837 error_message, &gp);
1838 if (ret != bfd_reloc_ok)
1839 return ret;
1840
c6e90b02 1841 return gprel32_with_gp (abfd, symbol, reloc_entry, input_section,
1049f94e 1842 relocatable, data, gp);
c6e90b02 1843}
252b5132 1844
c6e90b02 1845static bfd_reloc_status_type
11a2be4d
RS		 1846gprel32_with_gp (bfd *abfd, asymbol *symbol, arelent *reloc_entry,
1847 asection *input_section, bfd_boolean relocatable,
1848 void *data, bfd_vma gp)
c6e90b02
TS		 1849{
1850 bfd_vma relocation;
a7ebbfdf 1851 bfd_vma val;
252b5132 1852
c6e90b02
TS		 1853 if (bfd_is_com_section (symbol->section))
1854 relocation = 0;
1855 else
1856 relocation = symbol->value;
252b5132 1857
c6e90b02
TS		 1858 relocation += symbol->section->output_section->vma;
1859 relocation += symbol->section->output_offset;
252b5132 1860
07515404 1861 if (reloc_entry->address > bfd_get_section_limit (abfd, input_section))
c6e90b02 1862 return bfd_reloc_outofrange;
252b5132 1863
c6e90b02 1864 /* Set val to the offset into the section or symbol. */
a7ebbfdf
TS		 1865 val = reloc_entry->addend;
1866
1867 if (reloc_entry->howto->partial_inplace)
1868 val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
252b5132 1869
c6e90b02 1870 /* Adjust val for the final section location and GP value. If we
1049f94e 1871 are producing relocatable output, we don't want to do this for
c6e90b02 1872 an external symbol. */
1049f94e 1873 if (! relocatable
c6e90b02
TS		 1874 || (symbol->flags & BSF_SECTION_SYM) != 0)
1875 val += relocation - gp;
252b5132 1876
a7ebbfdf
TS		 1877 if (reloc_entry->howto->partial_inplace)
1878 bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address);
1879 else
1880 reloc_entry->addend = val;
c6142e5d 1881
1049f94e 1882 if (relocatable)
c6e90b02 1883 reloc_entry->address += input_section->output_offset;
252b5132 1884
c6e90b02 1885 return bfd_reloc_ok;
252b5132
RH		 1886}
1887
c6e90b02
TS		 1888/* Handle a 64 bit reloc in a 32 bit MIPS ELF file. These are
1889 generated when addresses are 64 bits. The upper 32 bits are a simple
1890 sign extension. */
7403cb63 1891
c6e90b02 1892static bfd_reloc_status_type
30ac9238
RS		 1893mips32_64bit_reloc (bfd *abfd, arelent *reloc_entry,
1894 asymbol *symbol ATTRIBUTE_UNUSED,
1895 void *data, asection *input_section,
1896 bfd *output_bfd, char **error_message)
7403cb63 1897{
c6e90b02
TS		 1898 bfd_reloc_status_type r;
1899 arelent reloc32;
1900 unsigned long val;
1901 bfd_size_type addr;
7403cb63 1902
c6e90b02
TS		 1903 /* Do a normal 32 bit relocation on the lower 32 bits. */
1904 reloc32 = *reloc_entry;
1905 if (bfd_big_endian (abfd))
1906 reloc32.address += 4;
1907 reloc32.howto = &elf_mips_howto_table_rel[R_MIPS_32];
1908 r = bfd_perform_relocation (abfd, &reloc32, data, input_section,
1909 output_bfd, error_message);
be3ccd9c 1910
c6e90b02
TS		 1911 /* Sign extend into the upper 32 bits. */
1912 val = bfd_get_32 (abfd, (bfd_byte *) data + reloc32.address);
1913 if ((val & 0x80000000) != 0)
1914 val = 0xffffffff;
1915 else
1916 val = 0;
1917 addr = reloc_entry->address;
1918 if (bfd_little_endian (abfd))
1919 addr += 4;
11a2be4d 1920 bfd_put_32 (abfd, val, (bfd_byte *) data + addr);
c6e90b02
TS		 1921
1922 return r;
7403cb63
MM		 1923}
1924
c6e90b02 1925/* Handle a mips16 GP relative reloc. */
252b5132 1926
c6e90b02 1927static bfd_reloc_status_type
11a2be4d
RS		 1928mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
1929 void *data, asection *input_section, bfd *output_bfd,
1930 char **error_message)
c6e90b02 1931{
1049f94e 1932 bfd_boolean relocatable;
c6e90b02 1933 bfd_reloc_status_type ret;
d6f16593 1934 bfd_byte *location;
c6e90b02 1935 bfd_vma gp;
252b5132 1936
a7ebbfdf
TS		 1937 /* If we're relocating, and this is an external symbol, we don't want
1938 to change anything. */
c6e90b02
TS		 1939 if (output_bfd != NULL
1940 && (symbol->flags & BSF_SECTION_SYM) == 0
a7ebbfdf 1941 && (symbol->flags & BSF_LOCAL) != 0)
c6e90b02
TS		 1942 {
1943 reloc_entry->address += input_section->output_offset;
1944 return bfd_reloc_ok;
1945 }
252b5132 1946
c6e90b02 1947 if (output_bfd != NULL)
1049f94e 1948 relocatable = TRUE;
c6e90b02
TS		 1949 else
1950 {
1049f94e 1951 relocatable = FALSE;
c6e90b02 1952 output_bfd = symbol->section->output_section->owner;
252b5132
RH		 1953 }
1954
1049f94e 1955 ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message,
c6e90b02
TS		 1956 &gp);
1957 if (ret != bfd_reloc_ok)
1958 return ret;
252b5132 1959
d6f16593 1960 location = (bfd_byte *) data + reloc_entry->address;
df58fc94
RS		 1961 _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE,
1962 location);
d6f16593
MR		 1963 ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
1964 input_section, relocatable,
1965 data, gp);
df58fc94
RS		 1966 _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
1967 location);
a7ebbfdf 1968
d6f16593 1969 return ret;
c6e90b02 1970}
7403cb63 1971
c6e90b02 1972/* A mapping from BFD reloc types to MIPS ELF reloc types. */
252b5132 1973
c6e90b02 1974struct elf_reloc_map {
cb7394f2
TS		 1975 bfd_reloc_code_real_type bfd_val;
1976 enum elf_mips_reloc_type elf_val;
c6e90b02 1977};
252b5132 1978
c6e90b02
TS		 1979static const struct elf_reloc_map mips_reloc_map[] =
1980{
28458e7e 1981 { BFD_RELOC_NONE, R_MIPS_NONE },
c6e90b02
TS		 1982 { BFD_RELOC_16, R_MIPS_16 },
1983 { BFD_RELOC_32, R_MIPS_32 },
cb7394f2 1984 /* There is no BFD reloc for R_MIPS_REL32. */
c6e90b02
TS		 1985 { BFD_RELOC_64, R_MIPS_64 },
1986 { BFD_RELOC_MIPS_JMP, R_MIPS_26 },
1987 { BFD_RELOC_HI16_S, R_MIPS_HI16 },
1988 { BFD_RELOC_LO16, R_MIPS_LO16 },
1989 { BFD_RELOC_GPREL16, R_MIPS_GPREL16 },
1990 { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL },
1991 { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 },
bad36eac 1992 { BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 },
c6e90b02
TS		 1993 { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 },
1994 { BFD_RELOC_GPREL32, R_MIPS_GPREL32 },
1995 { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 },
1996 { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 },
1997 { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 },
1998 { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 },
1999 { BFD_RELOC_MIPS_SUB, R_MIPS_SUB },
2000 { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE },
2001 { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST },
0f20cc35 2002 { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP },
cd8d5a82 2003 { BFD_RELOC_MIPS_JALR, R_MIPS_JALR },
0f20cc35
DJ		 2004 { BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 },
2005 { BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 },
2006 { BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 },
2007 { BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 },
2008 { BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD },
2009 { BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM },
2010 { BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 },
2011 { BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 },
2012 { BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL },
2013 { BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 },
2014 { BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 },
2015 { BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 },
7361da2c
AB		 2016 { BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 },
2017 { BFD_RELOC_MIPS_21_PCREL_S2, R_MIPS_PC21_S2 },
2018 { BFD_RELOC_MIPS_26_PCREL_S2, R_MIPS_PC26_S2 },
2019 { BFD_RELOC_MIPS_18_PCREL_S3, R_MIPS_PC18_S3 },
2020 { BFD_RELOC_MIPS_19_PCREL_S2, R_MIPS_PC19_S2 },
2021 { BFD_RELOC_HI16_S_PCREL, R_MIPS_PCHI16 },
2022 { BFD_RELOC_LO16_PCREL, R_MIPS_PCLO16 }
c6e90b02 2023};
252b5132 2024
d6f16593
MR		 2025static const struct elf_reloc_map mips16_reloc_map[] =
2026{
2027 { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min },
2028 { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min },
738e5348
RS		 2029 { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min },
2030 { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min },
d6f16593
MR		 2031 { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min },
2032 { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min },
d0f13682
CLT		 2033 { BFD_RELOC_MIPS16_TLS_GD, R_MIPS16_TLS_GD - R_MIPS16_min },
2034 { BFD_RELOC_MIPS16_TLS_LDM, R_MIPS16_TLS_LDM - R_MIPS16_min },
2035 { BFD_RELOC_MIPS16_TLS_DTPREL_HI16,
2036 R_MIPS16_TLS_DTPREL_HI16 - R_MIPS16_min },
2037 { BFD_RELOC_MIPS16_TLS_DTPREL_LO16,
2038 R_MIPS16_TLS_DTPREL_LO16 - R_MIPS16_min },
2039 { BFD_RELOC_MIPS16_TLS_GOTTPREL, R_MIPS16_TLS_GOTTPREL - R_MIPS16_min },
2040 { BFD_RELOC_MIPS16_TLS_TPREL_HI16, R_MIPS16_TLS_TPREL_HI16 - R_MIPS16_min },
c9775dde
MR		 2041 { BFD_RELOC_MIPS16_TLS_TPREL_LO16, R_MIPS16_TLS_TPREL_LO16 - R_MIPS16_min },
2042 { BFD_RELOC_MIPS16_16_PCREL_S1, R_MIPS16_PC16_S1 - R_MIPS16_min }
d6f16593
MR		 2043};
2044
df58fc94
RS		 2045static const struct elf_reloc_map micromips_reloc_map[] =
2046{
2047 { BFD_RELOC_MICROMIPS_JMP, R_MICROMIPS_26_S1 - R_MICROMIPS_min },
2048 { BFD_RELOC_MICROMIPS_HI16_S, R_MICROMIPS_HI16 - R_MICROMIPS_min },
2049 { BFD_RELOC_MICROMIPS_LO16, R_MICROMIPS_LO16 - R_MICROMIPS_min },
2050 { BFD_RELOC_MICROMIPS_GPREL16, R_MICROMIPS_GPREL16 - R_MICROMIPS_min },
2051 { BFD_RELOC_MICROMIPS_LITERAL, R_MICROMIPS_LITERAL - R_MICROMIPS_min },
2052 { BFD_RELOC_MICROMIPS_GOT16, R_MICROMIPS_GOT16 - R_MICROMIPS_min },
2053 { BFD_RELOC_MICROMIPS_7_PCREL_S1, R_MICROMIPS_PC7_S1 - R_MICROMIPS_min },
2054 { BFD_RELOC_MICROMIPS_10_PCREL_S1, R_MICROMIPS_PC10_S1 - R_MICROMIPS_min },
2055 { BFD_RELOC_MICROMIPS_16_PCREL_S1, R_MICROMIPS_PC16_S1 - R_MICROMIPS_min },
2056 { BFD_RELOC_MICROMIPS_CALL16, R_MICROMIPS_CALL16 - R_MICROMIPS_min },
2057 { BFD_RELOC_MICROMIPS_GOT_DISP, R_MICROMIPS_GOT_DISP - R_MICROMIPS_min },
2058 { BFD_RELOC_MICROMIPS_GOT_PAGE, R_MICROMIPS_GOT_PAGE - R_MICROMIPS_min },
2059 { BFD_RELOC_MICROMIPS_GOT_OFST, R_MICROMIPS_GOT_OFST - R_MICROMIPS_min },
2060 { BFD_RELOC_MICROMIPS_GOT_HI16, R_MICROMIPS_GOT_HI16 - R_MICROMIPS_min },
2061 { BFD_RELOC_MICROMIPS_GOT_LO16, R_MICROMIPS_GOT_LO16 - R_MICROMIPS_min },
2062 { BFD_RELOC_MICROMIPS_SUB, R_MICROMIPS_SUB - R_MICROMIPS_min },
2063 { BFD_RELOC_MICROMIPS_HIGHER, R_MICROMIPS_HIGHER - R_MICROMIPS_min },
2064 { BFD_RELOC_MICROMIPS_HIGHEST, R_MICROMIPS_HIGHEST - R_MICROMIPS_min },
2065 { BFD_RELOC_MICROMIPS_CALL_HI16, R_MICROMIPS_CALL_HI16 - R_MICROMIPS_min },
2066 { BFD_RELOC_MICROMIPS_CALL_LO16, R_MICROMIPS_CALL_LO16 - R_MICROMIPS_min },
2067 { BFD_RELOC_MICROMIPS_SCN_DISP, R_MICROMIPS_SCN_DISP - R_MICROMIPS_min },
2068 { BFD_RELOC_MICROMIPS_JALR, R_MICROMIPS_JALR - R_MICROMIPS_min },
2069 /* There is no BFD reloc for R_MICROMIPS_HI0_LO16. */
2070 { BFD_RELOC_MICROMIPS_TLS_GD, R_MICROMIPS_TLS_GD - R_MICROMIPS_min },
2071 { BFD_RELOC_MICROMIPS_TLS_LDM, R_MICROMIPS_TLS_LDM - R_MICROMIPS_min },
2072 { BFD_RELOC_MICROMIPS_TLS_DTPREL_HI16,
2073 R_MICROMIPS_TLS_DTPREL_HI16 - R_MICROMIPS_min },
2074 { BFD_RELOC_MICROMIPS_TLS_DTPREL_LO16,
2075 R_MICROMIPS_TLS_DTPREL_LO16 - R_MICROMIPS_min },
2076 { BFD_RELOC_MICROMIPS_TLS_GOTTPREL,
2077 R_MICROMIPS_TLS_GOTTPREL - R_MICROMIPS_min },
2078 { BFD_RELOC_MICROMIPS_TLS_TPREL_HI16,
2079 R_MICROMIPS_TLS_TPREL_HI16 - R_MICROMIPS_min },
2080 { BFD_RELOC_MICROMIPS_TLS_TPREL_LO16,
2081 R_MICROMIPS_TLS_TPREL_LO16 - R_MICROMIPS_min },
2082 /* There is no BFD reloc for R_MICROMIPS_GPREL7_S2. */
2083 /* There is no BFD reloc for R_MICROMIPS_PC23_S2. */
2084};
2085
c6e90b02 2086/* Given a BFD reloc type, return a howto structure. */
252b5132 2087
c6e90b02 2088static reloc_howto_type *
11a2be4d 2089bfd_elf32_bfd_reloc_type_lookup (bfd *abfd, bfd_reloc_code_real_type code)
252b5132 2090{
c6e90b02 2091 unsigned int i;
cb7394f2 2092 reloc_howto_type *howto_table = elf_mips_howto_table_rel;
d6f16593 2093 reloc_howto_type *howto16_table = elf_mips16_howto_table_rel;
df58fc94 2094 reloc_howto_type *howto_micromips_table = elf_micromips_howto_table_rel;
252b5132 2095
cb7394f2
TS		 2096 for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map);
2097 i++)
252b5132 2098 {
cb7394f2
TS		 2099 if (mips_reloc_map[i].bfd_val == code)
2100 return &howto_table[(int) mips_reloc_map[i].elf_val];
252b5132
RH		 2101 }
2102
d6f16593
MR		 2103 for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map);
2104 i++)
2105 {
2106 if (mips16_reloc_map[i].bfd_val == code)
2107 return &howto16_table[(int) mips16_reloc_map[i].elf_val];
2108 }
2109
df58fc94
RS		 2110 for (i = 0; i < sizeof (micromips_reloc_map) / sizeof (struct elf_reloc_map);
2111 i++)
2112 {
2113 if (micromips_reloc_map[i].bfd_val == code)
2114 return &howto_micromips_table[(int) micromips_reloc_map[i].elf_val];
2115 }
2116
c6e90b02 2117 switch (code)
252b5132 2118 {
c6e90b02
TS		 2119 default:
2120 bfd_set_error (bfd_error_bad_value);
2121 return NULL;
252b5132 2122
c6e90b02
TS		 2123 case BFD_RELOC_CTOR:
2124 /* We need to handle BFD_RELOC_CTOR specially.
2125 Select the right relocation (R_MIPS_32 or R_MIPS_64) based on the
69931e60
AO		 2126 size of addresses of the ABI. */
2127 if ((elf_elfheader (abfd)->e_flags & (E_MIPS_ABI_O64
2128 | E_MIPS_ABI_EABI64)) != 0)
c6e90b02 2129 return &elf_mips_ctor64_howto;
69931e60
AO		 2130 else
2131 return &howto_table[(int) R_MIPS_32];
252b5132 2132
c6e90b02
TS		 2133 case BFD_RELOC_VTABLE_INHERIT:
2134 return &elf_mips_gnu_vtinherit_howto;
2135 case BFD_RELOC_VTABLE_ENTRY:
2136 return &elf_mips_gnu_vtentry_howto;
092dcd75
CD		 2137 case BFD_RELOC_32_PCREL:
2138 return &elf_mips_gnu_pcrel32;
861fb55a
DJ		 2139 case BFD_RELOC_MIPS_COPY:
2140 return &elf_mips_copy_howto;
2141 case BFD_RELOC_MIPS_JUMP_SLOT:
2142 return &elf_mips_jump_slot_howto;
067ec077
CM		 2143 case BFD_RELOC_MIPS_EH:
2144 return &elf_mips_eh_howto;
c6e90b02
TS		 2145 }
2146}
252b5132 2147
157090f7
AM		 2148static reloc_howto_type *
2149bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
2150 const char *r_name)
2151{
2152 unsigned int i;
2153
2154 for (i = 0;
2155 i < (sizeof (elf_mips_howto_table_rel)
2156 / sizeof (elf_mips_howto_table_rel[0]));
2157 i++)
2158 if (elf_mips_howto_table_rel[i].name != NULL
2159 && strcasecmp (elf_mips_howto_table_rel[i].name, r_name) == 0)
2160 return &elf_mips_howto_table_rel[i];
2161
2162 for (i = 0;
2163 i < (sizeof (elf_mips16_howto_table_rel)
2164 / sizeof (elf_mips16_howto_table_rel[0]));
2165 i++)
2166 if (elf_mips16_howto_table_rel[i].name != NULL
2167 && strcasecmp (elf_mips16_howto_table_rel[i].name, r_name) == 0)
2168 return &elf_mips16_howto_table_rel[i];
2169
df58fc94
RS		 2170 for (i = 0;
2171 i < (sizeof (elf_micromips_howto_table_rel)
2172 / sizeof (elf_micromips_howto_table_rel[0]));
2173 i++)
2174 if (elf_micromips_howto_table_rel[i].name != NULL
2175 && strcasecmp (elf_micromips_howto_table_rel[i].name, r_name) == 0)
2176 return &elf_micromips_howto_table_rel[i];
2177
157090f7
AM		 2178 if (strcasecmp (elf_mips_gnu_pcrel32.name, r_name) == 0)
2179 return &elf_mips_gnu_pcrel32;
2180 if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0)
2181 return &elf_mips_gnu_rel16_s2;
2182 if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0)
2183 return &elf_mips_gnu_vtinherit_howto;
2184 if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0)
2185 return &elf_mips_gnu_vtentry_howto;
861fb55a
DJ		 2186 if (strcasecmp (elf_mips_copy_howto.name, r_name) == 0)
2187 return &elf_mips_copy_howto;
2188 if (strcasecmp (elf_mips_jump_slot_howto.name, r_name) == 0)
2189 return &elf_mips_jump_slot_howto;
067ec077
CM		 2190 if (strcasecmp (elf_mips_eh_howto.name, r_name) == 0)
2191 return &elf_mips_eh_howto;
157090f7
AM		 2192
2193 return NULL;
2194}
2195
947216bf 2196/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
252b5132 2197
c6e90b02 2198static reloc_howto_type *
11a2be4d
RS		 2199mips_elf32_rtype_to_howto (unsigned int r_type,
2200 bfd_boolean rela_p ATTRIBUTE_UNUSED)
c6e90b02
TS		 2201{
2202 switch (r_type)
2203 {
c6e90b02
TS		 2204 case R_MIPS_GNU_VTINHERIT:
2205 return &elf_mips_gnu_vtinherit_howto;
c6e90b02
TS		 2206 case R_MIPS_GNU_VTENTRY:
2207 return &elf_mips_gnu_vtentry_howto;
c6e90b02
TS		 2208 case R_MIPS_GNU_REL16_S2:
2209 return &elf_mips_gnu_rel16_s2;
092dcd75
CD		 2210 case R_MIPS_PC32:
2211 return &elf_mips_gnu_pcrel32;
861fb55a
DJ		 2212 case R_MIPS_COPY:
2213 return &elf_mips_copy_howto;
2214 case R_MIPS_JUMP_SLOT:
2215 return &elf_mips_jump_slot_howto;
067ec077
CM		 2216 case R_MIPS_EH:
2217 return &elf_mips_eh_howto;
c6e90b02 2218 default:
df58fc94
RS		 2219 if (r_type >= R_MICROMIPS_min && r_type < R_MICROMIPS_max)
2220 return &elf_micromips_howto_table_rel[r_type - R_MICROMIPS_min];
d6f16593
MR		 2221 if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max)
2222 return &elf_mips16_howto_table_rel[r_type - R_MIPS16_min];
cd21f5da
NC		 2223 if (r_type >= (unsigned int) R_MIPS_max)
2224 {
4eca0228 2225 _bfd_error_handler (_("Unrecognised MIPS reloc number: %d"), r_type);
cd21f5da
NC		 2226 bfd_set_error (bfd_error_bad_value);
2227 r_type = R_MIPS_NONE;
2228 }
c6e90b02
TS		 2229 return &elf_mips_howto_table_rel[r_type];
2230 }
2231}
252b5132 2232
947216bf 2233/* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */
252b5132 2234
c6e90b02 2235static void
11a2be4d 2236mips_info_to_howto_rel (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
c6e90b02 2237{
0a44bf69 2238 const struct elf_backend_data *bed;
c6e90b02 2239 unsigned int r_type;
252b5132 2240
c6e90b02 2241 r_type = ELF32_R_TYPE (dst->r_info);
0a44bf69
RS		 2242 bed = get_elf_backend_data (abfd);
2243 cache_ptr->howto = bed->elf_backend_mips_rtype_to_howto (r_type, FALSE);
252b5132 2244
c6e90b02
TS		 2245 /* The addend for a GPREL16 or LITERAL relocation comes from the GP
2246 value for the object file. We get the addend now, rather than
2247 when we do the relocation, because the symbol manipulations done
2248 by the linker may cause us to lose track of the input BFD. */
2249 if (((*cache_ptr->sym_ptr_ptr)->flags & BSF_SECTION_SYM) != 0
df58fc94 2250 && (gprel16_reloc_p (r_type) || literal_reloc_p (r_type)))
c6e90b02
TS		 2251 cache_ptr->addend = elf_gp (abfd);
2252}
5499724a 2253
947216bf 2254/* Given a MIPS Elf_Internal_Rela, fill in an arelent structure. */
252b5132 2255
c6e90b02 2256static void
11a2be4d 2257mips_info_to_howto_rela (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
c6e90b02 2258{
947216bf 2259 mips_info_to_howto_rel (abfd, cache_ptr, dst);
252b5132 2260
c6e90b02 2261 /* If we ever need to do any extra processing with dst->r_addend
947216bf 2262 (the field omitted in an Elf_Internal_Rel) we can do it here. */
c6e90b02
TS		 2263}
2264\f
2265/* Determine whether a symbol is global for the purposes of splitting
2266 the symbol table into global symbols and local symbols. At least
2267 on Irix 5, this split must be between section symbols and all other
2268 symbols. On most ELF targets the split is between static symbols
2269 and externally visible symbols. */
252b5132 2270
b34976b6 2271static bfd_boolean
11a2be4d 2272mips_elf_sym_is_global (bfd *abfd ATTRIBUTE_UNUSED, asymbol *sym)
c6e90b02
TS		 2273{
2274 if (SGI_COMPAT (abfd))
2275 return (sym->flags & BSF_SECTION_SYM) == 0;
2276 else
e47bf690 2277 return ((sym->flags & (BSF_GLOBAL | BSF_WEAK | BSF_GNU_UNIQUE)) != 0
c6e90b02
TS		 2278 || bfd_is_und_section (bfd_get_section (sym))
2279 || bfd_is_com_section (bfd_get_section (sym)));
2280}
2281\f
2282/* Set the right machine number for a MIPS ELF file. */
7403cb63 2283
b34976b6 2284static bfd_boolean
11a2be4d 2285mips_elf32_object_p (bfd *abfd)
c6e90b02
TS		 2286{
2287 unsigned long mach;
103186c6 2288
dd2bed3a
MR		 2289 if (ABI_N32_P (abfd))
2290 return FALSE;
2291
c6e90b02
TS		 2292 /* Irix 5 and 6 are broken. Object file symbol tables are not always
2293 sorted correctly such that local symbols precede global symbols,
2294 and the sh_info field in the symbol table is not always right. */
2295 if (SGI_COMPAT (abfd))
b34976b6 2296 elf_bad_symtab (abfd) = TRUE;
103186c6 2297
c6e90b02
TS		 2298 mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags);
2299 bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach);
b34976b6 2300 return TRUE;
c6e90b02
TS		 2301}
2302\f
2303/* MIPS ELF local labels start with '$', not 'L'. */
252b5132 2304
b34976b6 2305static bfd_boolean
11a2be4d 2306mips_elf_is_local_label_name (bfd *abfd, const char *name)
c6e90b02
TS		 2307{
2308 if (name[0] == '$')
b34976b6 2309 return TRUE;
252b5132 2310
c6e90b02
TS		 2311 /* On Irix 6, the labels go back to starting with '.', so we accept
2312 the generic ELF local label syntax as well. */
2313 return _bfd_elf_is_local_label_name (abfd, name);
252b5132
RH		 2314}
2315\f
c6e90b02 2316/* Support for core dump NOTE sections. */
b34976b6 2317static bfd_boolean
11a2be4d 2318elf32_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
bb0082d6
AM		 2319{
2320 int offset;
eea6121a 2321 unsigned int size;
bb0082d6
AM		 2322
2323 switch (note->descsz)
2324 {
2325 default:
b34976b6 2326 return FALSE;
bb0082d6
AM		 2327
2328 case 256: /* Linux/MIPS */
2329 /* pr_cursig */
228e534f 2330 elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12);
bb0082d6
AM		 2331
2332 /* pr_pid */
228e534f 2333 elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 24);
bb0082d6
AM		 2334
2335 /* pr_reg */
2336 offset = 72;
eea6121a 2337 size = 180;
bb0082d6
AM		 2338
2339 break;
2340 }
2341
2342 /* Make a ".reg/999" section. */
936e320b 2343 return _bfd_elfcore_make_pseudosection (abfd, ".reg",
eea6121a 2344 size, note->descpos + offset);
bb0082d6
AM		 2345}
2346
b34976b6 2347static bfd_boolean
11a2be4d 2348elf32_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note)
bb0082d6
AM		 2349{
2350 switch (note->descsz)
2351 {
2352 default:
b34976b6 2353 return FALSE;
bb0082d6
AM		 2354
2355 case 128: /* Linux/MIPS elf_prpsinfo */
228e534f 2356 elf_tdata (abfd)->core->program
bb0082d6 2357 = _bfd_elfcore_strndup (abfd, note->descdata + 32, 16);
228e534f 2358 elf_tdata (abfd)->core->command
bb0082d6
AM		 2359 = _bfd_elfcore_strndup (abfd, note->descdata + 48, 80);
2360 }
2361
2362 /* Note that for some reason, a spurious space is tacked
2363 onto the end of the args in some (at least one anyway)
2364 implementations, so strip it off if it exists. */
2365
2366 {
228e534f 2367 char *command = elf_tdata (abfd)->core->command;
bb0082d6
AM		 2368 int n = strlen (command);
2369
2370 if (0 < n && command[n - 1] == ' ')
2371 command[n - 1] = '\0';
2372 }
2373
b34976b6 2374 return TRUE;
bb0082d6
AM		 2375}
2376\f
c6e90b02
TS		 2377/* Depending on the target vector we generate some version of Irix
2378 executables or "normal" MIPS ELF ABI executables. */
2379static irix_compat_t
11a2be4d 2380elf32_mips_irix_compat (bfd *abfd)
c6e90b02 2381{
6d00b590
AM		 2382 if ((abfd->xvec == &mips_elf32_be_vec)
2383 || (abfd->xvec == &mips_elf32_le_vec))
c6e90b02 2384 return ict_irix5;
cb7394f2
TS		 2385 else
2386 return ict_none;
c6e90b02 2387}
73d074b4 2388\f
252b5132
RH		 2389/* ECOFF swapping routines. These are used when dealing with the
2390 .mdebug section, which is in the ECOFF debugging format. */
be3ccd9c 2391static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
252b5132
RH		 2392 /* Symbol table magic number. */
2393 magicSym,
2394 /* Alignment of debugging information. E.g., 4. */
2395 4,
2396 /* Sizes of external symbolic information. */
2397 sizeof (struct hdr_ext),
2398 sizeof (struct dnr_ext),
2399 sizeof (struct pdr_ext),
2400 sizeof (struct sym_ext),
2401 sizeof (struct opt_ext),
2402 sizeof (struct fdr_ext),
2403 sizeof (struct rfd_ext),
2404 sizeof (struct ext_ext),
2405 /* Functions to swap in external symbolic data. */
2406 ecoff_swap_hdr_in,
2407 ecoff_swap_dnr_in,
2408 ecoff_swap_pdr_in,
2409 ecoff_swap_sym_in,
2410 ecoff_swap_opt_in,
2411 ecoff_swap_fdr_in,
2412 ecoff_swap_rfd_in,
2413 ecoff_swap_ext_in,
2414 _bfd_ecoff_swap_tir_in,
2415 _bfd_ecoff_swap_rndx_in,
2416 /* Functions to swap out external symbolic data. */
2417 ecoff_swap_hdr_out,
2418 ecoff_swap_dnr_out,
2419 ecoff_swap_pdr_out,
2420 ecoff_swap_sym_out,
2421 ecoff_swap_opt_out,
2422 ecoff_swap_fdr_out,
2423 ecoff_swap_rfd_out,
2424 ecoff_swap_ext_out,
2425 _bfd_ecoff_swap_tir_out,
2426 _bfd_ecoff_swap_rndx_out,
2427 /* Function to read in symbolic data. */
2428 _bfd_mips_elf_read_ecoff_info
2429};
2430\f
252b5132 2431#define ELF_ARCH bfd_arch_mips
ae95ffa6 2432#define ELF_TARGET_ID MIPS_ELF_DATA
252b5132
RH		 2433#define ELF_MACHINE_CODE EM_MIPS
2434
b34976b6
AM		 2435#define elf_backend_collect TRUE
2436#define elf_backend_type_change_ok TRUE
2437#define elf_backend_can_gc_sections TRUE
351cdf24
MF		 2438#define elf_backend_gc_mark_extra_sections \
2439 _bfd_mips_elf_gc_mark_extra_sections
3f830999 2440#define elf_info_to_howto mips_info_to_howto_rela
252b5132
RH		 2441#define elf_info_to_howto_rel mips_info_to_howto_rel
2442#define elf_backend_sym_is_global mips_elf_sym_is_global
c6e90b02 2443#define elf_backend_object_p mips_elf32_object_p
d75bc93d
TS		 2444#define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing
2445#define elf_backend_section_processing _bfd_mips_elf_section_processing
103186c6 2446#define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr
252b5132
RH		 2447#define elf_backend_fake_sections _bfd_mips_elf_fake_sections
2448#define elf_backend_section_from_bfd_section \
2449 _bfd_mips_elf_section_from_bfd_section
103186c6 2450#define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook
d75bc93d
TS		 2451#define elf_backend_link_output_symbol_hook \
2452 _bfd_mips_elf_link_output_symbol_hook
103186c6
MM		 2453#define elf_backend_create_dynamic_sections \
2454 _bfd_mips_elf_create_dynamic_sections
2455#define elf_backend_check_relocs _bfd_mips_elf_check_relocs
8992f0d7
TS		 2456#define elf_backend_merge_symbol_attribute \
2457 _bfd_mips_elf_merge_symbol_attribute
ad9563d6 2458#define elf_backend_get_target_dtag _bfd_mips_elf_get_target_dtag
103186c6
MM		 2459#define elf_backend_adjust_dynamic_symbol \
2460 _bfd_mips_elf_adjust_dynamic_symbol
2461#define elf_backend_always_size_sections \
2462 _bfd_mips_elf_always_size_sections
2463#define elf_backend_size_dynamic_sections \
2464 _bfd_mips_elf_size_dynamic_sections
74541ad4 2465#define elf_backend_init_index_section _bfd_elf_init_1_index_section
103186c6 2466#define elf_backend_relocate_section _bfd_mips_elf_relocate_section
103186c6
MM		 2467#define elf_backend_finish_dynamic_symbol \
2468 _bfd_mips_elf_finish_dynamic_symbol
2469#define elf_backend_finish_dynamic_sections \
2470 _bfd_mips_elf_finish_dynamic_sections
d75bc93d
TS		 2471#define elf_backend_final_write_processing \
2472 _bfd_mips_elf_final_write_processing
2473#define elf_backend_additional_program_headers \
2474 _bfd_mips_elf_additional_program_headers
2475#define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map
103186c6
MM		 2476#define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook
2477#define elf_backend_gc_sweep_hook _bfd_mips_elf_gc_sweep_hook
8a20f077
UC		 2478#define elf_backend_copy_indirect_symbol \
2479 _bfd_mips_elf_copy_indirect_symbol
c6e90b02
TS		 2480#define elf_backend_grok_prstatus elf32_mips_grok_prstatus
2481#define elf_backend_grok_psinfo elf32_mips_grok_psinfo
d75bc93d
TS		 2482#define elf_backend_ecoff_debug_swap &mips_elf32_ecoff_debug_swap
2483
2484#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO)
d75bc93d
TS		 2485#define elf_backend_may_use_rel_p 1
2486#define elf_backend_may_use_rela_p 0
2487#define elf_backend_default_use_rela_p 0
b34976b6 2488#define elf_backend_sign_extend_vma TRUE
861fb55a 2489#define elf_backend_plt_readonly 1
b305ef96 2490
d01414a5 2491#define elf_backend_discard_info _bfd_mips_elf_discard_info
73d074b4 2492#define elf_backend_ignore_discarded_relocs \
53bfd6b4 2493 _bfd_mips_elf_ignore_discarded_relocs
20163277 2494#define elf_backend_write_section _bfd_mips_elf_write_section
c6e90b02
TS		 2495#define elf_backend_mips_irix_compat elf32_mips_irix_compat
2496#define elf_backend_mips_rtype_to_howto mips_elf32_rtype_to_howto
28dbcedc
AM		 2497#define elf_backend_sort_relocs_p _bfd_mips_elf_sort_relocs_p
2498
252b5132
RH		 2499#define bfd_elf32_bfd_is_local_label_name \
2500 mips_elf_is_local_label_name
df58fc94
RS		 2501#define bfd_elf32_bfd_is_target_special_symbol \
2502 _bfd_mips_elf_is_target_special_symbol
1bbce132 2503#define bfd_elf32_get_synthetic_symtab _bfd_mips_elf_get_synthetic_symtab
252b5132 2504#define bfd_elf32_find_nearest_line _bfd_mips_elf_find_nearest_line
4ab527b0 2505#define bfd_elf32_find_inliner_info _bfd_mips_elf_find_inliner_info
f0abc2a1 2506#define bfd_elf32_new_section_hook _bfd_mips_elf_new_section_hook
252b5132 2507#define bfd_elf32_set_section_contents _bfd_mips_elf_set_section_contents
c6e90b02
TS		 2508#define bfd_elf32_bfd_get_relocated_section_contents \
2509 _bfd_elf_mips_get_relocated_section_contents
252b5132 2510#define bfd_elf32_bfd_link_hash_table_create \
103186c6
MM		 2511 _bfd_mips_elf_link_hash_table_create
2512#define bfd_elf32_bfd_final_link _bfd_mips_elf_final_link
252b5132
RH		 2513#define bfd_elf32_bfd_merge_private_bfd_data \
2514 _bfd_mips_elf_merge_private_bfd_data
2515#define bfd_elf32_bfd_set_private_flags _bfd_mips_elf_set_private_flags
2516#define bfd_elf32_bfd_print_private_bfd_data \
2517 _bfd_mips_elf_print_private_bfd_data
df58fc94 2518#define bfd_elf32_bfd_relax_section _bfd_mips_elf_relax_section
6ae68ba3 2519#define bfd_elf32_mkobject _bfd_mips_elf_mkobject
e364195d 2520
d75bc93d 2521/* Support for SGI-ish mips targets. */
6d00b590 2522#define TARGET_LITTLE_SYM mips_elf32_le_vec
d75bc93d 2523#define TARGET_LITTLE_NAME "elf32-littlemips"
6d00b590 2524#define TARGET_BIG_SYM mips_elf32_be_vec
d75bc93d
TS		 2525#define TARGET_BIG_NAME "elf32-bigmips"
2526
4301eeb1
MR		 2527/* The SVR4 MIPS ABI says that this should be 0x10000, but Irix 5 uses
2528 a value of 0x1000, and we are compatible. */
2529#define ELF_MAXPAGESIZE 0x1000
24718e3b 2530#define ELF_COMMONPAGESIZE 0x1000
4301eeb1 2531
d75bc93d 2532#include "elf32-target.h"
e364195d 2533
d75bc93d 2534/* Support for traditional mips targets. */
e364195d
UC		 2535#undef TARGET_LITTLE_SYM
2536#undef TARGET_LITTLE_NAME
2537#undef TARGET_BIG_SYM
2538#undef TARGET_BIG_NAME
2539
4301eeb1 2540#undef ELF_MAXPAGESIZE
7fd91fe0 2541#undef ELF_COMMONPAGESIZE
4301eeb1 2542
6d00b590 2543#define TARGET_LITTLE_SYM mips_elf32_trad_le_vec
e364195d 2544#define TARGET_LITTLE_NAME "elf32-tradlittlemips"
6d00b590 2545#define TARGET_BIG_SYM mips_elf32_trad_be_vec
e364195d
UC		 2546#define TARGET_BIG_NAME "elf32-tradbigmips"
2547
7fd91fe0
TS		 2548/* The MIPS ABI says at Page 5-1:
2549 Virtual addresses and file offsets for MIPS segments are congruent
2550 modulo 64 KByte (0x10000) or larger powers of 2. Because 64 KBytes
2551 is the maximum page size, the files are suitable for paging
2552 regardless of physical page size. */
4301eeb1 2553#define ELF_MAXPAGESIZE 0x10000
7fd91fe0 2554#define ELF_COMMONPAGESIZE 0x1000
4301eeb1
MR		 2555#define elf32_bed elf32_tradbed
2556
c6e90b02 2557/* Include the target file again for this target. */
e364195d 2558#include "elf32-target.h"
0a44bf69 2559
aeffff67
RS		 2560/* FreeBSD support. */
2561
2562#undef TARGET_LITTLE_SYM
2563#undef TARGET_LITTLE_NAME
2564#undef TARGET_BIG_SYM
2565#undef TARGET_BIG_NAME
2566
6d00b590 2567#define TARGET_LITTLE_SYM mips_elf32_tradfbsd_le_vec
aeffff67 2568#define TARGET_LITTLE_NAME "elf32-tradlittlemips-freebsd"
6d00b590 2569#define TARGET_BIG_SYM mips_elf32_tradfbsd_be_vec
aeffff67
RS		 2570#define TARGET_BIG_NAME "elf32-tradbigmips-freebsd"
2571
2572#undef ELF_OSABI
2573#define ELF_OSABI ELFOSABI_FREEBSD
2574
aeffff67
RS		 2575#undef elf32_bed
2576#define elf32_bed elf32_fbsd_tradbed
2577
2578#include "elf32-target.h"
0a44bf69
RS		 2579/* Implement elf_backend_final_write_processing for VxWorks. */
2580
2581static void
2582mips_vxworks_final_write_processing (bfd *abfd, bfd_boolean linker)
2583{
2584 _bfd_mips_elf_final_write_processing (abfd, linker);
2585 elf_vxworks_final_write_processing (abfd, linker);
2586}
2587
2588#undef TARGET_LITTLE_SYM
2589#undef TARGET_LITTLE_NAME
2590#undef TARGET_BIG_SYM
2591#undef TARGET_BIG_NAME
2592
7fd91fe0
TS		 2593#undef ELF_MAXPAGESIZE
2594#undef ELF_COMMONPAGESIZE
2595
6d00b590 2596#define TARGET_LITTLE_SYM mips_elf32_vxworks_le_vec
0a44bf69 2597#define TARGET_LITTLE_NAME "elf32-littlemips-vxworks"
6d00b590 2598#define TARGET_BIG_SYM mips_elf32_vxworks_be_vec
0a44bf69 2599#define TARGET_BIG_NAME "elf32-bigmips-vxworks"
91ea67ca 2600#undef ELF_OSABI
0a44bf69
RS		 2601
2602#undef elf32_bed
2603#define elf32_bed elf32_mips_vxworks_bed
2604
0a44bf69 2605#define ELF_MAXPAGESIZE 0x1000
7fd91fe0 2606#define ELF_COMMONPAGESIZE 0x1000
0a44bf69
RS		 2607
2608#undef elf_backend_want_got_plt
2609#define elf_backend_want_got_plt 1
2610#undef elf_backend_want_plt_sym
2611#define elf_backend_want_plt_sym 1
0a44bf69
RS		 2612#undef elf_backend_may_use_rel_p
2613#define elf_backend_may_use_rel_p 0
2614#undef elf_backend_may_use_rela_p
2615#define elf_backend_may_use_rela_p 1
2616#undef elf_backend_default_use_rela_p
2617#define elf_backend_default_use_rela_p 1
2618#undef elf_backend_got_header_size
2619#define elf_backend_got_header_size (4 * 3)
861fb55a 2620
0a44bf69
RS		 2621#undef elf_backend_finish_dynamic_symbol
2622#define elf_backend_finish_dynamic_symbol \
2623 _bfd_mips_vxworks_finish_dynamic_symbol
2624#undef bfd_elf32_bfd_link_hash_table_create
2625#define bfd_elf32_bfd_link_hash_table_create \
2626 _bfd_mips_vxworks_link_hash_table_create
2627#undef elf_backend_add_symbol_hook
2628#define elf_backend_add_symbol_hook \
2629 elf_vxworks_add_symbol_hook
2630#undef elf_backend_link_output_symbol_hook
2631#define elf_backend_link_output_symbol_hook \
2632 elf_vxworks_link_output_symbol_hook
2633#undef elf_backend_emit_relocs
2634#define elf_backend_emit_relocs \
2635 elf_vxworks_emit_relocs
2636#undef elf_backend_final_write_processing
2637#define elf_backend_final_write_processing \
2638 mips_vxworks_final_write_processing
2639
2640#undef elf_backend_additional_program_headers
2641#undef elf_backend_modify_segment_map
2642#undef elf_backend_symbol_processing
2643/* NOTE: elf_backend_rela_normal is not defined for MIPS. */
2644
1bbce132
MR		 2645#undef bfd_elf32_get_synthetic_symtab
2646
0a44bf69 2647#include "elf32-target.h"
GDB Binutils - Deliverables
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