elf64-mips.c revision 1.6
1 /* MIPS-specific support for 64-bit ELF 2 Copyright (C) 1996-2015 Free Software Foundation, Inc. 3 Ian Lance Taylor, Cygnus Support 4 Linker support added by Mark Mitchell, CodeSourcery, LLC. 5 <mark (at) codesourcery.com> 6 7 This file is part of BFD, the Binary File Descriptor library. 8 9 This program is free software; you can redistribute it and/or modify 10 it under the terms of the GNU General Public License as published by 11 the Free Software Foundation; either version 3 of the License, or 12 (at your option) any later version. 13 14 This program is distributed in the hope that it will be useful, 15 but WITHOUT ANY WARRANTY; without even the implied warranty of 16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17 GNU General Public License for more details. 18 19 You should have received a copy of the GNU General Public License 20 along with this program; if not, write to the Free Software 21 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 22 MA 02110-1301, USA. */ 23 24 25 /* This file supports the 64-bit MIPS ELF ABI. 26 27 The MIPS 64-bit ELF ABI uses an unusual reloc format. This file 28 overrides the usual ELF reloc handling, and handles reading and 29 writing the relocations here. */ 30 31 /* TODO: Many things are unsupported, even if there is some code for it 32 . (which was mostly stolen from elf32-mips.c and slightly adapted). 33 . 34 . - Relocation handling for REL relocs is wrong in many cases and 35 . generally untested. 36 . - Relocation handling for RELA relocs related to GOT support are 37 . also likely to be wrong. 38 . - Support for MIPS16 is untested. 39 . - Combined relocs with RSS_* entries are unsupported. 40 . - The whole GOT handling for NewABI is missing, some parts of 41 . the OldABI version is still lying around and should be removed. 42 */ 43 44 #include "sysdep.h" 45 #include "bfd.h" 46 #include "libbfd.h" 47 #include "aout/ar.h" 48 #include "bfdlink.h" 49 #include "genlink.h" 50 #include "elf-bfd.h" 51 #include "elfxx-mips.h" 52 #include "elf/mips.h" 53 54 /* Get the ECOFF swapping routines. The 64-bit ABI is not supposed to 55 use ECOFF. However, we support it anyhow for an easier changeover. */ 56 #include "coff/sym.h" 57 #include "coff/symconst.h" 58 #include "coff/internal.h" 59 #include "coff/ecoff.h" 60 /* The 64 bit versions of the mdebug data structures are in alpha.h. */ 61 #include "coff/alpha.h" 62 #define ECOFF_SIGNED_64 63 #include "ecoffswap.h" 64 65 static void mips_elf64_swap_reloc_in 66 (bfd *, const Elf64_Mips_External_Rel *, Elf64_Mips_Internal_Rela *); 67 static void mips_elf64_swap_reloca_in 68 (bfd *, const Elf64_Mips_External_Rela *, Elf64_Mips_Internal_Rela *); 69 static void mips_elf64_swap_reloc_out 70 (bfd *, const Elf64_Mips_Internal_Rela *, Elf64_Mips_External_Rel *); 71 static void mips_elf64_swap_reloca_out 72 (bfd *, const Elf64_Mips_Internal_Rela *, Elf64_Mips_External_Rela *); 73 static void mips_elf64_be_swap_reloc_in 74 (bfd *, const bfd_byte *, Elf_Internal_Rela *); 75 static void mips_elf64_be_swap_reloc_out 76 (bfd *, const Elf_Internal_Rela *, bfd_byte *); 77 static void mips_elf64_be_swap_reloca_in 78 (bfd *, const bfd_byte *, Elf_Internal_Rela *); 79 static void mips_elf64_be_swap_reloca_out 80 (bfd *, const Elf_Internal_Rela *, bfd_byte *); 81 static reloc_howto_type *bfd_elf64_bfd_reloc_type_lookup 82 (bfd *, bfd_reloc_code_real_type); 83 static reloc_howto_type *mips_elf64_rtype_to_howto 84 (unsigned int, bfd_boolean); 85 static void mips_elf64_info_to_howto_rel 86 (bfd *, arelent *, Elf_Internal_Rela *); 87 static void mips_elf64_info_to_howto_rela 88 (bfd *, arelent *, Elf_Internal_Rela *); 89 static long mips_elf64_get_reloc_upper_bound 90 (bfd *, asection *); 91 static long mips_elf64_canonicalize_reloc 92 (bfd *, asection *, arelent **, asymbol **); 93 static long mips_elf64_get_dynamic_reloc_upper_bound 94 (bfd *); 95 static long mips_elf64_canonicalize_dynamic_reloc 96 (bfd *, arelent **, asymbol **); 97 static bfd_boolean mips_elf64_slurp_one_reloc_table 98 (bfd *, asection *, Elf_Internal_Shdr *, bfd_size_type, arelent *, 99 asymbol **, bfd_boolean); 100 static bfd_boolean mips_elf64_slurp_reloc_table 101 (bfd *, asection *, asymbol **, bfd_boolean); 102 static void mips_elf64_write_relocs 103 (bfd *, asection *, void *); 104 static void mips_elf64_write_rel 105 (bfd *, asection *, Elf_Internal_Shdr *, int *, void *); 106 static void mips_elf64_write_rela 107 (bfd *, asection *, Elf_Internal_Shdr *, int *, void *); 108 static bfd_reloc_status_type mips_elf64_gprel16_reloc 109 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 110 static bfd_reloc_status_type mips_elf64_literal_reloc 111 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 112 static bfd_reloc_status_type mips_elf64_gprel32_reloc 113 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 114 static bfd_reloc_status_type mips_elf64_shift6_reloc 115 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 116 static bfd_reloc_status_type mips16_gprel_reloc 117 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 118 static bfd_boolean mips_elf64_assign_gp 119 (bfd *, bfd_vma *); 120 static bfd_reloc_status_type mips_elf64_final_gp 121 (bfd *, asymbol *, bfd_boolean, char **, bfd_vma *); 122 static bfd_boolean mips_elf64_object_p 123 (bfd *); 124 static bfd_boolean mips_elf64_is_local_label_name 125 (bfd *, const char *); 126 static irix_compat_t elf64_mips_irix_compat 127 (bfd *); 128 static bfd_boolean elf64_mips_grok_prstatus 129 (bfd *, Elf_Internal_Note *); 130 static bfd_boolean elf64_mips_grok_psinfo 131 (bfd *, Elf_Internal_Note *); 132 133 extern const bfd_target mips_elf64_be_vec; 134 extern const bfd_target mips_elf64_le_vec; 135 136 /* In case we're on a 32-bit machine, construct a 64-bit "-1" value 137 from smaller values. Start with zero, widen, *then* decrement. */ 138 #define MINUS_ONE (((bfd_vma)0) - 1) 139 140 /* The number of local .got entries we reserve. */ 141 #define MIPS_RESERVED_GOTNO (2) 142 143 /* The relocation table used for SHT_REL sections. */ 145 146 static reloc_howto_type mips_elf64_howto_table_rel[] = 147 { 148 /* No relocation. */ 149 HOWTO (R_MIPS_NONE, /* type */ 150 0, /* rightshift */ 151 3, /* size (0 = byte, 1 = short, 2 = long) */ 152 0, /* bitsize */ 153 FALSE, /* pc_relative */ 154 0, /* bitpos */ 155 complain_overflow_dont, /* complain_on_overflow */ 156 _bfd_mips_elf_generic_reloc, /* special_function */ 157 "R_MIPS_NONE", /* name */ 158 FALSE, /* partial_inplace */ 159 0, /* src_mask */ 160 0, /* dst_mask */ 161 FALSE), /* pcrel_offset */ 162 163 /* 16 bit relocation. */ 164 HOWTO (R_MIPS_16, /* type */ 165 0, /* rightshift */ 166 2, /* size (0 = byte, 1 = short, 2 = long) */ 167 16, /* bitsize */ 168 FALSE, /* pc_relative */ 169 0, /* bitpos */ 170 complain_overflow_signed, /* complain_on_overflow */ 171 _bfd_mips_elf_generic_reloc, /* special_function */ 172 "R_MIPS_16", /* name */ 173 TRUE, /* partial_inplace */ 174 0x0000ffff, /* src_mask */ 175 0x0000ffff, /* dst_mask */ 176 FALSE), /* pcrel_offset */ 177 178 /* 32 bit relocation. */ 179 HOWTO (R_MIPS_32, /* type */ 180 0, /* rightshift */ 181 2, /* size (0 = byte, 1 = short, 2 = long) */ 182 32, /* bitsize */ 183 FALSE, /* pc_relative */ 184 0, /* bitpos */ 185 complain_overflow_dont, /* complain_on_overflow */ 186 _bfd_mips_elf_generic_reloc, /* special_function */ 187 "R_MIPS_32", /* name */ 188 TRUE, /* partial_inplace */ 189 0xffffffff, /* src_mask */ 190 0xffffffff, /* dst_mask */ 191 FALSE), /* pcrel_offset */ 192 193 /* 32 bit symbol relative relocation. */ 194 HOWTO (R_MIPS_REL32, /* type */ 195 0, /* rightshift */ 196 2, /* size (0 = byte, 1 = short, 2 = long) */ 197 32, /* bitsize */ 198 FALSE, /* pc_relative */ 199 0, /* bitpos */ 200 complain_overflow_dont, /* complain_on_overflow */ 201 _bfd_mips_elf_generic_reloc, /* special_function */ 202 "R_MIPS_REL32", /* name */ 203 TRUE, /* partial_inplace */ 204 0xffffffff, /* src_mask */ 205 0xffffffff, /* dst_mask */ 206 FALSE), /* pcrel_offset */ 207 208 /* 26 bit jump address. */ 209 HOWTO (R_MIPS_26, /* type */ 210 2, /* rightshift */ 211 2, /* size (0 = byte, 1 = short, 2 = long) */ 212 26, /* bitsize */ 213 FALSE, /* pc_relative */ 214 0, /* bitpos */ 215 complain_overflow_dont, /* complain_on_overflow */ 216 /* This needs complex overflow 217 detection, because the upper 36 218 bits must match the PC + 4. */ 219 _bfd_mips_elf_generic_reloc, /* special_function */ 220 "R_MIPS_26", /* name */ 221 TRUE, /* partial_inplace */ 222 0x03ffffff, /* src_mask */ 223 0x03ffffff, /* dst_mask */ 224 FALSE), /* pcrel_offset */ 225 226 /* R_MIPS_HI16 and R_MIPS_LO16 are unsupported for NewABI REL. 227 However, the native IRIX6 tools use them, so we try our best. */ 228 229 /* High 16 bits of symbol value. */ 230 HOWTO (R_MIPS_HI16, /* type */ 231 16, /* rightshift */ 232 2, /* size (0 = byte, 1 = short, 2 = long) */ 233 16, /* bitsize */ 234 FALSE, /* pc_relative */ 235 0, /* bitpos */ 236 complain_overflow_dont, /* complain_on_overflow */ 237 _bfd_mips_elf_hi16_reloc, /* special_function */ 238 "R_MIPS_HI16", /* name */ 239 TRUE, /* partial_inplace */ 240 0x0000ffff, /* src_mask */ 241 0x0000ffff, /* dst_mask */ 242 FALSE), /* pcrel_offset */ 243 244 /* Low 16 bits of symbol value. */ 245 HOWTO (R_MIPS_LO16, /* type */ 246 0, /* rightshift */ 247 2, /* size (0 = byte, 1 = short, 2 = long) */ 248 16, /* bitsize */ 249 FALSE, /* pc_relative */ 250 0, /* bitpos */ 251 complain_overflow_dont, /* complain_on_overflow */ 252 _bfd_mips_elf_lo16_reloc, /* special_function */ 253 "R_MIPS_LO16", /* name */ 254 TRUE, /* partial_inplace */ 255 0x0000ffff, /* src_mask */ 256 0x0000ffff, /* dst_mask */ 257 FALSE), /* pcrel_offset */ 258 259 /* GP relative reference. */ 260 HOWTO (R_MIPS_GPREL16, /* type */ 261 0, /* rightshift */ 262 2, /* size (0 = byte, 1 = short, 2 = long) */ 263 16, /* bitsize */ 264 FALSE, /* pc_relative */ 265 0, /* bitpos */ 266 complain_overflow_signed, /* complain_on_overflow */ 267 mips_elf64_gprel16_reloc, /* special_function */ 268 "R_MIPS_GPREL16", /* name */ 269 TRUE, /* partial_inplace */ 270 0x0000ffff, /* src_mask */ 271 0x0000ffff, /* dst_mask */ 272 FALSE), /* pcrel_offset */ 273 274 /* Reference to literal section. */ 275 HOWTO (R_MIPS_LITERAL, /* type */ 276 0, /* rightshift */ 277 2, /* size (0 = byte, 1 = short, 2 = long) */ 278 16, /* bitsize */ 279 FALSE, /* pc_relative */ 280 0, /* bitpos */ 281 complain_overflow_signed, /* complain_on_overflow */ 282 mips_elf64_literal_reloc, /* special_function */ 283 "R_MIPS_LITERAL", /* name */ 284 TRUE, /* partial_inplace */ 285 0x0000ffff, /* src_mask */ 286 0x0000ffff, /* dst_mask */ 287 FALSE), /* pcrel_offset */ 288 289 /* Reference to global offset table. */ 290 HOWTO (R_MIPS_GOT16, /* type */ 291 0, /* rightshift */ 292 2, /* size (0 = byte, 1 = short, 2 = long) */ 293 16, /* bitsize */ 294 FALSE, /* pc_relative */ 295 0, /* bitpos */ 296 complain_overflow_signed, /* complain_on_overflow */ 297 _bfd_mips_elf_got16_reloc, /* special_function */ 298 "R_MIPS_GOT16", /* name */ 299 TRUE, /* partial_inplace */ 300 0x0000ffff, /* src_mask */ 301 0x0000ffff, /* dst_mask */ 302 FALSE), /* pcrel_offset */ 303 304 /* 16 bit PC relative reference. Note that the ABI document has a typo 305 and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. 306 We do the right thing here. */ 307 HOWTO (R_MIPS_PC16, /* type */ 308 2, /* rightshift */ 309 2, /* size (0 = byte, 1 = short, 2 = long) */ 310 16, /* bitsize */ 311 TRUE, /* pc_relative */ 312 0, /* bitpos */ 313 complain_overflow_signed, /* complain_on_overflow */ 314 _bfd_mips_elf_generic_reloc, /* special_function */ 315 "R_MIPS_PC16", /* name */ 316 TRUE, /* partial_inplace */ 317 0x0000ffff, /* src_mask */ 318 0x0000ffff, /* dst_mask */ 319 TRUE), /* pcrel_offset */ 320 321 /* 16 bit call through global offset table. */ 322 HOWTO (R_MIPS_CALL16, /* type */ 323 0, /* rightshift */ 324 2, /* size (0 = byte, 1 = short, 2 = long) */ 325 16, /* bitsize */ 326 FALSE, /* pc_relative */ 327 0, /* bitpos */ 328 complain_overflow_signed, /* complain_on_overflow */ 329 _bfd_mips_elf_generic_reloc, /* special_function */ 330 "R_MIPS_CALL16", /* name */ 331 TRUE, /* partial_inplace */ 332 0x0000ffff, /* src_mask */ 333 0x0000ffff, /* dst_mask */ 334 FALSE), /* pcrel_offset */ 335 336 /* 32 bit GP relative reference. */ 337 HOWTO (R_MIPS_GPREL32, /* type */ 338 0, /* rightshift */ 339 2, /* size (0 = byte, 1 = short, 2 = long) */ 340 32, /* bitsize */ 341 FALSE, /* pc_relative */ 342 0, /* bitpos */ 343 complain_overflow_dont, /* complain_on_overflow */ 344 mips_elf64_gprel32_reloc, /* special_function */ 345 "R_MIPS_GPREL32", /* name */ 346 TRUE, /* partial_inplace */ 347 0xffffffff, /* src_mask */ 348 0xffffffff, /* dst_mask */ 349 FALSE), /* pcrel_offset */ 350 351 EMPTY_HOWTO (13), 352 EMPTY_HOWTO (14), 353 EMPTY_HOWTO (15), 354 355 /* A 5 bit shift field. */ 356 HOWTO (R_MIPS_SHIFT5, /* type */ 357 0, /* rightshift */ 358 2, /* size (0 = byte, 1 = short, 2 = long) */ 359 5, /* bitsize */ 360 FALSE, /* pc_relative */ 361 6, /* bitpos */ 362 complain_overflow_bitfield, /* complain_on_overflow */ 363 _bfd_mips_elf_generic_reloc, /* special_function */ 364 "R_MIPS_SHIFT5", /* name */ 365 TRUE, /* partial_inplace */ 366 0x000007c0, /* src_mask */ 367 0x000007c0, /* dst_mask */ 368 FALSE), /* pcrel_offset */ 369 370 /* A 6 bit shift field. */ 371 HOWTO (R_MIPS_SHIFT6, /* type */ 372 0, /* rightshift */ 373 2, /* size (0 = byte, 1 = short, 2 = long) */ 374 6, /* bitsize */ 375 FALSE, /* pc_relative */ 376 6, /* bitpos */ 377 complain_overflow_bitfield, /* complain_on_overflow */ 378 mips_elf64_shift6_reloc, /* special_function */ 379 "R_MIPS_SHIFT6", /* name */ 380 TRUE, /* partial_inplace */ 381 0x000007c4, /* src_mask */ 382 0x000007c4, /* dst_mask */ 383 FALSE), /* pcrel_offset */ 384 385 /* 64 bit relocation. */ 386 HOWTO (R_MIPS_64, /* type */ 387 0, /* rightshift */ 388 4, /* size (0 = byte, 1 = short, 2 = long) */ 389 64, /* bitsize */ 390 FALSE, /* pc_relative */ 391 0, /* bitpos */ 392 complain_overflow_dont, /* complain_on_overflow */ 393 _bfd_mips_elf_generic_reloc, /* special_function */ 394 "R_MIPS_64", /* name */ 395 TRUE, /* partial_inplace */ 396 MINUS_ONE, /* src_mask */ 397 MINUS_ONE, /* dst_mask */ 398 FALSE), /* pcrel_offset */ 399 400 /* Displacement in the global offset table. */ 401 HOWTO (R_MIPS_GOT_DISP, /* type */ 402 0, /* rightshift */ 403 2, /* size (0 = byte, 1 = short, 2 = long) */ 404 16, /* bitsize */ 405 FALSE, /* pc_relative */ 406 0, /* bitpos */ 407 complain_overflow_signed, /* complain_on_overflow */ 408 _bfd_mips_elf_generic_reloc, /* special_function */ 409 "R_MIPS_GOT_DISP", /* name */ 410 TRUE, /* partial_inplace */ 411 0x0000ffff, /* src_mask */ 412 0x0000ffff, /* dst_mask */ 413 FALSE), /* pcrel_offset */ 414 415 /* Displacement to page pointer in the global offset table. */ 416 HOWTO (R_MIPS_GOT_PAGE, /* type */ 417 0, /* rightshift */ 418 2, /* size (0 = byte, 1 = short, 2 = long) */ 419 16, /* bitsize */ 420 FALSE, /* pc_relative */ 421 0, /* bitpos */ 422 complain_overflow_signed, /* complain_on_overflow */ 423 _bfd_mips_elf_generic_reloc, /* special_function */ 424 "R_MIPS_GOT_PAGE", /* name */ 425 TRUE, /* partial_inplace */ 426 0x0000ffff, /* src_mask */ 427 0x0000ffff, /* dst_mask */ 428 FALSE), /* pcrel_offset */ 429 430 /* Offset from page pointer in the global offset table. */ 431 HOWTO (R_MIPS_GOT_OFST, /* type */ 432 0, /* rightshift */ 433 2, /* size (0 = byte, 1 = short, 2 = long) */ 434 16, /* bitsize */ 435 FALSE, /* pc_relative */ 436 0, /* bitpos */ 437 complain_overflow_signed, /* complain_on_overflow */ 438 _bfd_mips_elf_generic_reloc, /* special_function */ 439 "R_MIPS_GOT_OFST", /* name */ 440 TRUE, /* partial_inplace */ 441 0x0000ffff, /* src_mask */ 442 0x0000ffff, /* dst_mask */ 443 FALSE), /* pcrel_offset */ 444 445 /* High 16 bits of displacement in global offset table. */ 446 HOWTO (R_MIPS_GOT_HI16, /* type */ 447 0, /* rightshift */ 448 2, /* size (0 = byte, 1 = short, 2 = long) */ 449 16, /* bitsize */ 450 FALSE, /* pc_relative */ 451 0, /* bitpos */ 452 complain_overflow_dont, /* complain_on_overflow */ 453 _bfd_mips_elf_generic_reloc, /* special_function */ 454 "R_MIPS_GOT_HI16", /* name */ 455 TRUE, /* partial_inplace */ 456 0x0000ffff, /* src_mask */ 457 0x0000ffff, /* dst_mask */ 458 FALSE), /* pcrel_offset */ 459 460 /* Low 16 bits of displacement in global offset table. */ 461 HOWTO (R_MIPS_GOT_LO16, /* type */ 462 0, /* rightshift */ 463 2, /* size (0 = byte, 1 = short, 2 = long) */ 464 16, /* bitsize */ 465 FALSE, /* pc_relative */ 466 0, /* bitpos */ 467 complain_overflow_dont, /* complain_on_overflow */ 468 _bfd_mips_elf_generic_reloc, /* special_function */ 469 "R_MIPS_GOT_LO16", /* name */ 470 TRUE, /* partial_inplace */ 471 0x0000ffff, /* src_mask */ 472 0x0000ffff, /* dst_mask */ 473 FALSE), /* pcrel_offset */ 474 475 /* 64 bit subtraction. */ 476 HOWTO (R_MIPS_SUB, /* type */ 477 0, /* rightshift */ 478 4, /* size (0 = byte, 1 = short, 2 = long) */ 479 64, /* bitsize */ 480 FALSE, /* pc_relative */ 481 0, /* bitpos */ 482 complain_overflow_dont, /* complain_on_overflow */ 483 _bfd_mips_elf_generic_reloc, /* special_function */ 484 "R_MIPS_SUB", /* name */ 485 TRUE, /* partial_inplace */ 486 MINUS_ONE, /* src_mask */ 487 MINUS_ONE, /* dst_mask */ 488 FALSE), /* pcrel_offset */ 489 490 /* Insert the addend as an instruction. */ 491 /* FIXME: Not handled correctly. */ 492 HOWTO (R_MIPS_INSERT_A, /* type */ 493 0, /* rightshift */ 494 2, /* size (0 = byte, 1 = short, 2 = long) */ 495 32, /* bitsize */ 496 FALSE, /* pc_relative */ 497 0, /* bitpos */ 498 complain_overflow_dont, /* complain_on_overflow */ 499 _bfd_mips_elf_generic_reloc, /* special_function */ 500 "R_MIPS_INSERT_A", /* name */ 501 TRUE, /* partial_inplace */ 502 0xffffffff, /* src_mask */ 503 0xffffffff, /* dst_mask */ 504 FALSE), /* pcrel_offset */ 505 506 /* Insert the addend as an instruction, and change all relocations 507 to refer to the old instruction at the address. */ 508 /* FIXME: Not handled correctly. */ 509 HOWTO (R_MIPS_INSERT_B, /* type */ 510 0, /* rightshift */ 511 2, /* size (0 = byte, 1 = short, 2 = long) */ 512 32, /* bitsize */ 513 FALSE, /* pc_relative */ 514 0, /* bitpos */ 515 complain_overflow_dont, /* complain_on_overflow */ 516 _bfd_mips_elf_generic_reloc, /* special_function */ 517 "R_MIPS_INSERT_B", /* name */ 518 TRUE, /* partial_inplace */ 519 0xffffffff, /* src_mask */ 520 0xffffffff, /* dst_mask */ 521 FALSE), /* pcrel_offset */ 522 523 /* Delete a 32 bit instruction. */ 524 /* FIXME: Not handled correctly. */ 525 HOWTO (R_MIPS_DELETE, /* type */ 526 0, /* rightshift */ 527 2, /* size (0 = byte, 1 = short, 2 = long) */ 528 32, /* bitsize */ 529 FALSE, /* pc_relative */ 530 0, /* bitpos */ 531 complain_overflow_dont, /* complain_on_overflow */ 532 _bfd_mips_elf_generic_reloc, /* special_function */ 533 "R_MIPS_DELETE", /* name */ 534 TRUE, /* partial_inplace */ 535 0xffffffff, /* src_mask */ 536 0xffffffff, /* dst_mask */ 537 FALSE), /* pcrel_offset */ 538 539 /* The MIPS ELF64 ABI Draft wants us to support these for REL relocations. 540 We don't, because 541 a) It means building the addend from a R_MIPS_HIGHEST/R_MIPS_HIGHER/ 542 R_MIPS_HI16/R_MIPS_LO16 sequence with varying ordering, using 543 fallable heuristics. 544 b) No other NewABI toolchain actually emits such relocations. */ 545 EMPTY_HOWTO (R_MIPS_HIGHER), 546 EMPTY_HOWTO (R_MIPS_HIGHEST), 547 548 /* High 16 bits of displacement in global offset table. */ 549 HOWTO (R_MIPS_CALL_HI16, /* type */ 550 0, /* rightshift */ 551 2, /* size (0 = byte, 1 = short, 2 = long) */ 552 16, /* bitsize */ 553 FALSE, /* pc_relative */ 554 0, /* bitpos */ 555 complain_overflow_dont, /* complain_on_overflow */ 556 _bfd_mips_elf_generic_reloc, /* special_function */ 557 "R_MIPS_CALL_HI16", /* name */ 558 TRUE, /* partial_inplace */ 559 0x0000ffff, /* src_mask */ 560 0x0000ffff, /* dst_mask */ 561 FALSE), /* pcrel_offset */ 562 563 /* Low 16 bits of displacement in global offset table. */ 564 HOWTO (R_MIPS_CALL_LO16, /* type */ 565 0, /* rightshift */ 566 2, /* size (0 = byte, 1 = short, 2 = long) */ 567 16, /* bitsize */ 568 FALSE, /* pc_relative */ 569 0, /* bitpos */ 570 complain_overflow_dont, /* complain_on_overflow */ 571 _bfd_mips_elf_generic_reloc, /* special_function */ 572 "R_MIPS_CALL_LO16", /* name */ 573 TRUE, /* partial_inplace */ 574 0x0000ffff, /* src_mask */ 575 0x0000ffff, /* dst_mask */ 576 FALSE), /* pcrel_offset */ 577 578 /* Section displacement, used by an associated event location section. */ 579 HOWTO (R_MIPS_SCN_DISP, /* type */ 580 0, /* rightshift */ 581 2, /* size (0 = byte, 1 = short, 2 = long) */ 582 32, /* bitsize */ 583 FALSE, /* pc_relative */ 584 0, /* bitpos */ 585 complain_overflow_dont, /* complain_on_overflow */ 586 _bfd_mips_elf_generic_reloc, /* special_function */ 587 "R_MIPS_SCN_DISP", /* name */ 588 TRUE, /* partial_inplace */ 589 0xffffffff, /* src_mask */ 590 0xffffffff, /* dst_mask */ 591 FALSE), /* pcrel_offset */ 592 593 HOWTO (R_MIPS_REL16, /* type */ 594 0, /* rightshift */ 595 1, /* size (0 = byte, 1 = short, 2 = long) */ 596 16, /* bitsize */ 597 FALSE, /* pc_relative */ 598 0, /* bitpos */ 599 complain_overflow_signed, /* complain_on_overflow */ 600 _bfd_mips_elf_generic_reloc, /* special_function */ 601 "R_MIPS_REL16", /* name */ 602 TRUE, /* partial_inplace */ 603 0xffff, /* src_mask */ 604 0xffff, /* dst_mask */ 605 FALSE), /* pcrel_offset */ 606 607 /* These two are obsolete. */ 608 EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), 609 EMPTY_HOWTO (R_MIPS_PJUMP), 610 611 /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. 612 It must be used for multigot GOT's (and only there). */ 613 HOWTO (R_MIPS_RELGOT, /* type */ 614 0, /* rightshift */ 615 2, /* size (0 = byte, 1 = short, 2 = long) */ 616 32, /* bitsize */ 617 FALSE, /* pc_relative */ 618 0, /* bitpos */ 619 complain_overflow_dont, /* complain_on_overflow */ 620 _bfd_mips_elf_generic_reloc, /* special_function */ 621 "R_MIPS_RELGOT", /* name */ 622 TRUE, /* partial_inplace */ 623 0xffffffff, /* src_mask */ 624 0xffffffff, /* dst_mask */ 625 FALSE), /* pcrel_offset */ 626 627 /* Protected jump conversion. This is an optimization hint. No 628 relocation is required for correctness. */ 629 HOWTO (R_MIPS_JALR, /* type */ 630 0, /* rightshift */ 631 2, /* size (0 = byte, 1 = short, 2 = long) */ 632 32, /* bitsize */ 633 FALSE, /* pc_relative */ 634 0, /* bitpos */ 635 complain_overflow_dont, /* complain_on_overflow */ 636 _bfd_mips_elf_generic_reloc, /* special_function */ 637 "R_MIPS_JALR", /* name */ 638 FALSE, /* partial_inplace */ 639 0, /* src_mask */ 640 0x00000000, /* dst_mask */ 641 FALSE), /* pcrel_offset */ 642 643 /* TLS relocations. */ 644 EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32), 645 EMPTY_HOWTO (R_MIPS_TLS_DTPREL32), 646 647 HOWTO (R_MIPS_TLS_DTPMOD64, /* type */ 648 0, /* rightshift */ 649 4, /* size (0 = byte, 1 = short, 2 = long) */ 650 64, /* bitsize */ 651 FALSE, /* pc_relative */ 652 0, /* bitpos */ 653 complain_overflow_dont, /* complain_on_overflow */ 654 _bfd_mips_elf_generic_reloc, /* special_function */ 655 "R_MIPS_TLS_DTPMOD64", /* name */ 656 TRUE, /* partial_inplace */ 657 MINUS_ONE, /* src_mask */ 658 MINUS_ONE, /* dst_mask */ 659 FALSE), /* pcrel_offset */ 660 661 HOWTO (R_MIPS_TLS_DTPREL64, /* type */ 662 0, /* rightshift */ 663 4, /* size (0 = byte, 1 = short, 2 = long) */ 664 64, /* bitsize */ 665 FALSE, /* pc_relative */ 666 0, /* bitpos */ 667 complain_overflow_dont, /* complain_on_overflow */ 668 _bfd_mips_elf_generic_reloc, /* special_function */ 669 "R_MIPS_TLS_DTPREL64", /* name */ 670 TRUE, /* partial_inplace */ 671 MINUS_ONE, /* src_mask */ 672 MINUS_ONE, /* dst_mask */ 673 FALSE), /* pcrel_offset */ 674 675 /* TLS general dynamic variable reference. */ 676 HOWTO (R_MIPS_TLS_GD, /* 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_GD", /* name */ 685 TRUE, /* partial_inplace */ 686 0x0000ffff, /* src_mask */ 687 0x0000ffff, /* dst_mask */ 688 FALSE), /* pcrel_offset */ 689 690 /* TLS local dynamic variable reference. */ 691 HOWTO (R_MIPS_TLS_LDM, /* 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_LDM", /* name */ 700 TRUE, /* partial_inplace */ 701 0x0000ffff, /* src_mask */ 702 0x0000ffff, /* dst_mask */ 703 FALSE), /* pcrel_offset */ 704 705 /* TLS local dynamic offset. */ 706 HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */ 707 0, /* rightshift */ 708 2, /* size (0 = byte, 1 = short, 2 = long) */ 709 16, /* bitsize */ 710 FALSE, /* pc_relative */ 711 0, /* bitpos */ 712 complain_overflow_signed, /* complain_on_overflow */ 713 _bfd_mips_elf_generic_reloc, /* special_function */ 714 "R_MIPS_TLS_DTPREL_HI16", /* name */ 715 TRUE, /* partial_inplace */ 716 0x0000ffff, /* src_mask */ 717 0x0000ffff, /* dst_mask */ 718 FALSE), /* pcrel_offset */ 719 720 /* TLS local dynamic offset. */ 721 HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */ 722 0, /* rightshift */ 723 2, /* size (0 = byte, 1 = short, 2 = long) */ 724 16, /* bitsize */ 725 FALSE, /* pc_relative */ 726 0, /* bitpos */ 727 complain_overflow_signed, /* complain_on_overflow */ 728 _bfd_mips_elf_generic_reloc, /* special_function */ 729 "R_MIPS_TLS_DTPREL_LO16", /* name */ 730 TRUE, /* partial_inplace */ 731 0x0000ffff, /* src_mask */ 732 0x0000ffff, /* dst_mask */ 733 FALSE), /* pcrel_offset */ 734 735 /* TLS thread pointer offset. */ 736 HOWTO (R_MIPS_TLS_GOTTPREL, /* type */ 737 0, /* rightshift */ 738 2, /* size (0 = byte, 1 = short, 2 = long) */ 739 16, /* bitsize */ 740 FALSE, /* pc_relative */ 741 0, /* bitpos */ 742 complain_overflow_signed, /* complain_on_overflow */ 743 _bfd_mips_elf_generic_reloc, /* special_function */ 744 "R_MIPS_TLS_GOTTPREL", /* name */ 745 TRUE, /* partial_inplace */ 746 0x0000ffff, /* src_mask */ 747 0x0000ffff, /* dst_mask */ 748 FALSE), /* pcrel_offset */ 749 750 /* TLS IE dynamic relocations. */ 751 EMPTY_HOWTO (R_MIPS_TLS_TPREL32), 752 753 HOWTO (R_MIPS_TLS_TPREL64, /* type */ 754 0, /* rightshift */ 755 4, /* size (0 = byte, 1 = short, 2 = long) */ 756 64, /* bitsize */ 757 FALSE, /* pc_relative */ 758 0, /* bitpos */ 759 complain_overflow_dont, /* complain_on_overflow */ 760 _bfd_mips_elf_generic_reloc, /* special_function */ 761 "R_MIPS_TLS_TPREL64", /* name */ 762 TRUE, /* partial_inplace */ 763 MINUS_ONE, /* src_mask */ 764 MINUS_ONE, /* dst_mask */ 765 FALSE), /* pcrel_offset */ 766 767 /* TLS thread pointer offset. */ 768 HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */ 769 0, /* rightshift */ 770 2, /* size (0 = byte, 1 = short, 2 = long) */ 771 16, /* bitsize */ 772 FALSE, /* pc_relative */ 773 0, /* bitpos */ 774 complain_overflow_signed, /* complain_on_overflow */ 775 _bfd_mips_elf_generic_reloc, /* special_function */ 776 "R_MIPS_TLS_TPREL_HI16", /* name */ 777 TRUE, /* partial_inplace */ 778 0x0000ffff, /* src_mask */ 779 0x0000ffff, /* dst_mask */ 780 FALSE), /* pcrel_offset */ 781 782 /* TLS thread pointer offset. */ 783 HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */ 784 0, /* rightshift */ 785 2, /* size (0 = byte, 1 = short, 2 = long) */ 786 16, /* bitsize */ 787 FALSE, /* pc_relative */ 788 0, /* bitpos */ 789 complain_overflow_signed, /* complain_on_overflow */ 790 _bfd_mips_elf_generic_reloc, /* special_function */ 791 "R_MIPS_TLS_TPREL_LO16", /* name */ 792 TRUE, /* partial_inplace */ 793 0x0000ffff, /* src_mask */ 794 0x0000ffff, /* dst_mask */ 795 FALSE), /* pcrel_offset */ 796 797 /* 32 bit relocation with no addend. */ 798 HOWTO (R_MIPS_GLOB_DAT, /* type */ 799 0, /* rightshift */ 800 2, /* size (0 = byte, 1 = short, 2 = long) */ 801 32, /* bitsize */ 802 FALSE, /* pc_relative */ 803 0, /* bitpos */ 804 complain_overflow_dont, /* complain_on_overflow */ 805 _bfd_mips_elf_generic_reloc, /* special_function */ 806 "R_MIPS_GLOB_DAT", /* name */ 807 FALSE, /* partial_inplace */ 808 0x0, /* src_mask */ 809 0xffffffff, /* dst_mask */ 810 FALSE), /* pcrel_offset */ 811 812 EMPTY_HOWTO (52), 813 EMPTY_HOWTO (53), 814 EMPTY_HOWTO (54), 815 EMPTY_HOWTO (55), 816 EMPTY_HOWTO (56), 817 EMPTY_HOWTO (57), 818 EMPTY_HOWTO (58), 819 EMPTY_HOWTO (59), 820 821 HOWTO (R_MIPS_PC21_S2, /* type */ 822 2, /* rightshift */ 823 2, /* size (0 = byte, 1 = short, 2 = long) */ 824 21, /* bitsize */ 825 TRUE, /* pc_relative */ 826 0, /* bitpos */ 827 complain_overflow_signed, /* complain_on_overflow */ 828 _bfd_mips_elf_generic_reloc, /* special_function */ 829 "R_MIPS_PC21_S2", /* name */ 830 TRUE, /* partial_inplace */ 831 0x001fffff, /* src_mask */ 832 0x001fffff, /* dst_mask */ 833 TRUE), /* pcrel_offset */ 834 835 HOWTO (R_MIPS_PC26_S2, /* type */ 836 2, /* rightshift */ 837 2, /* size (0 = byte, 1 = short, 2 = long) */ 838 26, /* bitsize */ 839 TRUE, /* pc_relative */ 840 0, /* bitpos */ 841 complain_overflow_signed, /* complain_on_overflow */ 842 _bfd_mips_elf_generic_reloc, /* special_function */ 843 "R_MIPS_PC26_S2", /* name */ 844 TRUE, /* partial_inplace */ 845 0x03ffffff, /* src_mask */ 846 0x03ffffff, /* dst_mask */ 847 TRUE), /* pcrel_offset */ 848 849 HOWTO (R_MIPS_PC18_S3, /* type */ 850 3, /* rightshift */ 851 2, /* size (0 = byte, 1 = short, 2 = long) */ 852 18, /* bitsize */ 853 TRUE, /* pc_relative */ 854 0, /* bitpos */ 855 complain_overflow_signed, /* complain_on_overflow */ 856 _bfd_mips_elf_generic_reloc, /* special_function */ 857 "R_MIPS_PC18_S3", /* name */ 858 TRUE, /* partial_inplace */ 859 0x0003ffff, /* src_mask */ 860 0x0003ffff, /* dst_mask */ 861 TRUE), /* pcrel_offset */ 862 863 HOWTO (R_MIPS_PC19_S2, /* type */ 864 2, /* rightshift */ 865 2, /* size (0 = byte, 1 = short, 2 = long) */ 866 19, /* bitsize */ 867 TRUE, /* pc_relative */ 868 0, /* bitpos */ 869 complain_overflow_signed, /* complain_on_overflow */ 870 _bfd_mips_elf_generic_reloc, /* special_function */ 871 "R_MIPS_PC19_S2", /* name */ 872 TRUE, /* partial_inplace */ 873 0x0007ffff, /* src_mask */ 874 0x0007ffff, /* dst_mask */ 875 TRUE), /* pcrel_offset */ 876 877 HOWTO (R_MIPS_PCHI16, /* type */ 878 16, /* rightshift */ 879 2, /* size (0 = byte, 1 = short, 2 = long) */ 880 16, /* bitsize */ 881 TRUE, /* pc_relative */ 882 0, /* bitpos */ 883 complain_overflow_signed, /* complain_on_overflow */ 884 _bfd_mips_elf_generic_reloc, /* special_function */ 885 "R_MIPS_PCHI16", /* name */ 886 TRUE, /* partial_inplace */ 887 0x0000ffff, /* src_mask */ 888 0x0000ffff, /* dst_mask */ 889 TRUE), /* pcrel_offset */ 890 891 HOWTO (R_MIPS_PCLO16, /* type */ 892 0, /* rightshift */ 893 2, /* size (0 = byte, 1 = short, 2 = long) */ 894 16, /* bitsize */ 895 TRUE, /* pc_relative */ 896 0, /* bitpos */ 897 complain_overflow_dont, /* complain_on_overflow */ 898 _bfd_mips_elf_generic_reloc, /* special_function */ 899 "R_MIPS_PCLO16", /* name */ 900 TRUE, /* partial_inplace */ 901 0x0000ffff, /* src_mask */ 902 0x0000ffff, /* dst_mask */ 903 TRUE), /* pcrel_offset */ 904 905 }; 906 907 /* The relocation table used for SHT_RELA sections. */ 908 909 static reloc_howto_type mips_elf64_howto_table_rela[] = 910 { 911 /* No relocation. */ 912 HOWTO (R_MIPS_NONE, /* type */ 913 0, /* rightshift */ 914 3, /* size (0 = byte, 1 = short, 2 = long) */ 915 0, /* bitsize */ 916 FALSE, /* pc_relative */ 917 0, /* bitpos */ 918 complain_overflow_dont, /* complain_on_overflow */ 919 _bfd_mips_elf_generic_reloc, /* special_function */ 920 "R_MIPS_NONE", /* name */ 921 FALSE, /* partial_inplace */ 922 0, /* src_mask */ 923 0, /* dst_mask */ 924 FALSE), /* pcrel_offset */ 925 926 /* 16 bit relocation. */ 927 HOWTO (R_MIPS_16, /* 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_MIPS_16", /* name */ 936 FALSE, /* partial_inplace */ 937 0, /* src_mask */ 938 0x0000ffff, /* dst_mask */ 939 FALSE), /* pcrel_offset */ 940 941 /* 32 bit relocation. */ 942 HOWTO (R_MIPS_32, /* type */ 943 0, /* rightshift */ 944 2, /* size (0 = byte, 1 = short, 2 = long) */ 945 32, /* bitsize */ 946 FALSE, /* pc_relative */ 947 0, /* bitpos */ 948 complain_overflow_dont, /* complain_on_overflow */ 949 _bfd_mips_elf_generic_reloc, /* special_function */ 950 "R_MIPS_32", /* name */ 951 FALSE, /* partial_inplace */ 952 0, /* src_mask */ 953 0xffffffff, /* dst_mask */ 954 FALSE), /* pcrel_offset */ 955 956 /* 32 bit symbol relative relocation. */ 957 HOWTO (R_MIPS_REL32, /* type */ 958 0, /* rightshift */ 959 2, /* size (0 = byte, 1 = short, 2 = long) */ 960 32, /* bitsize */ 961 FALSE, /* pc_relative */ 962 0, /* bitpos */ 963 complain_overflow_dont, /* complain_on_overflow */ 964 _bfd_mips_elf_generic_reloc, /* special_function */ 965 "R_MIPS_REL32", /* name */ 966 FALSE, /* partial_inplace */ 967 0, /* src_mask */ 968 0xffffffff, /* dst_mask */ 969 FALSE), /* pcrel_offset */ 970 971 /* 26 bit jump address. */ 972 HOWTO (R_MIPS_26, /* type */ 973 2, /* rightshift */ 974 2, /* size (0 = byte, 1 = short, 2 = long) */ 975 26, /* bitsize */ 976 FALSE, /* pc_relative */ 977 0, /* bitpos */ 978 complain_overflow_dont, /* complain_on_overflow */ 979 /* This needs complex overflow 980 detection, because the upper 36 981 bits must match the PC + 4. */ 982 _bfd_mips_elf_generic_reloc, /* special_function */ 983 "R_MIPS_26", /* name */ 984 FALSE, /* partial_inplace */ 985 0, /* src_mask */ 986 0x03ffffff, /* dst_mask */ 987 FALSE), /* pcrel_offset */ 988 989 /* High 16 bits of symbol value. */ 990 HOWTO (R_MIPS_HI16, /* type */ 991 0, /* rightshift */ 992 2, /* size (0 = byte, 1 = short, 2 = long) */ 993 16, /* bitsize */ 994 FALSE, /* pc_relative */ 995 0, /* bitpos */ 996 complain_overflow_dont, /* complain_on_overflow */ 997 _bfd_mips_elf_generic_reloc, /* special_function */ 998 "R_MIPS_HI16", /* name */ 999 FALSE, /* partial_inplace */ 1000 0, /* src_mask */ 1001 0x0000ffff, /* dst_mask */ 1002 FALSE), /* pcrel_offset */ 1003 1004 /* Low 16 bits of symbol value. */ 1005 HOWTO (R_MIPS_LO16, /* type */ 1006 0, /* rightshift */ 1007 2, /* size (0 = byte, 1 = short, 2 = long) */ 1008 16, /* bitsize */ 1009 FALSE, /* pc_relative */ 1010 0, /* bitpos */ 1011 complain_overflow_dont, /* complain_on_overflow */ 1012 _bfd_mips_elf_generic_reloc, /* special_function */ 1013 "R_MIPS_LO16", /* name */ 1014 FALSE, /* partial_inplace */ 1015 0, /* src_mask */ 1016 0x0000ffff, /* dst_mask */ 1017 FALSE), /* pcrel_offset */ 1018 1019 /* GP relative reference. */ 1020 HOWTO (R_MIPS_GPREL16, /* type */ 1021 0, /* rightshift */ 1022 2, /* size (0 = byte, 1 = short, 2 = long) */ 1023 16, /* bitsize */ 1024 FALSE, /* pc_relative */ 1025 0, /* bitpos */ 1026 complain_overflow_signed, /* complain_on_overflow */ 1027 mips_elf64_gprel16_reloc, /* special_function */ 1028 "R_MIPS_GPREL16", /* name */ 1029 FALSE, /* partial_inplace */ 1030 0, /* src_mask */ 1031 0x0000ffff, /* dst_mask */ 1032 FALSE), /* pcrel_offset */ 1033 1034 /* Reference to literal section. */ 1035 HOWTO (R_MIPS_LITERAL, /* type */ 1036 0, /* rightshift */ 1037 2, /* size (0 = byte, 1 = short, 2 = long) */ 1038 16, /* bitsize */ 1039 FALSE, /* pc_relative */ 1040 0, /* bitpos */ 1041 complain_overflow_signed, /* complain_on_overflow */ 1042 mips_elf64_literal_reloc, /* special_function */ 1043 "R_MIPS_LITERAL", /* name */ 1044 FALSE, /* partial_inplace */ 1045 0, /* src_mask */ 1046 0x0000ffff, /* dst_mask */ 1047 FALSE), /* pcrel_offset */ 1048 1049 /* Reference to global offset table. */ 1050 HOWTO (R_MIPS_GOT16, /* type */ 1051 0, /* rightshift */ 1052 2, /* size (0 = byte, 1 = short, 2 = long) */ 1053 16, /* bitsize */ 1054 FALSE, /* pc_relative */ 1055 0, /* bitpos */ 1056 complain_overflow_signed, /* complain_on_overflow */ 1057 _bfd_mips_elf_generic_reloc, /* special_function */ 1058 "R_MIPS_GOT16", /* name */ 1059 FALSE, /* partial_inplace */ 1060 0, /* src_mask */ 1061 0x0000ffff, /* dst_mask */ 1062 FALSE), /* pcrel_offset */ 1063 1064 /* 16 bit PC relative reference. Note that the ABI document has a typo 1065 and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. 1066 We do the right thing here. */ 1067 HOWTO (R_MIPS_PC16, /* type */ 1068 2, /* rightshift */ 1069 2, /* size (0 = byte, 1 = short, 2 = long) */ 1070 16, /* bitsize */ 1071 TRUE, /* pc_relative */ 1072 0, /* bitpos */ 1073 complain_overflow_signed, /* complain_on_overflow */ 1074 _bfd_mips_elf_generic_reloc, /* special_function */ 1075 "R_MIPS_PC16", /* name */ 1076 FALSE, /* partial_inplace */ 1077 0, /* src_mask */ 1078 0x0000ffff, /* dst_mask */ 1079 TRUE), /* pcrel_offset */ 1080 1081 /* 16 bit call through global offset table. */ 1082 HOWTO (R_MIPS_CALL16, /* type */ 1083 0, /* rightshift */ 1084 2, /* size (0 = byte, 1 = short, 2 = long) */ 1085 16, /* bitsize */ 1086 FALSE, /* pc_relative */ 1087 0, /* bitpos */ 1088 complain_overflow_signed, /* complain_on_overflow */ 1089 _bfd_mips_elf_generic_reloc, /* special_function */ 1090 "R_MIPS_CALL16", /* name */ 1091 FALSE, /* partial_inplace */ 1092 0, /* src_mask */ 1093 0x0000ffff, /* dst_mask */ 1094 FALSE), /* pcrel_offset */ 1095 1096 /* 32 bit GP relative reference. */ 1097 HOWTO (R_MIPS_GPREL32, /* type */ 1098 0, /* rightshift */ 1099 2, /* size (0 = byte, 1 = short, 2 = long) */ 1100 32, /* bitsize */ 1101 FALSE, /* pc_relative */ 1102 0, /* bitpos */ 1103 complain_overflow_dont, /* complain_on_overflow */ 1104 mips_elf64_gprel32_reloc, /* special_function */ 1105 "R_MIPS_GPREL32", /* name */ 1106 FALSE, /* partial_inplace */ 1107 0, /* src_mask */ 1108 0xffffffff, /* dst_mask */ 1109 FALSE), /* pcrel_offset */ 1110 1111 EMPTY_HOWTO (13), 1112 EMPTY_HOWTO (14), 1113 EMPTY_HOWTO (15), 1114 1115 /* A 5 bit shift field. */ 1116 HOWTO (R_MIPS_SHIFT5, /* type */ 1117 0, /* rightshift */ 1118 2, /* size (0 = byte, 1 = short, 2 = long) */ 1119 5, /* bitsize */ 1120 FALSE, /* pc_relative */ 1121 6, /* bitpos */ 1122 complain_overflow_bitfield, /* complain_on_overflow */ 1123 _bfd_mips_elf_generic_reloc, /* special_function */ 1124 "R_MIPS_SHIFT5", /* name */ 1125 FALSE, /* partial_inplace */ 1126 0, /* src_mask */ 1127 0x000007c0, /* dst_mask */ 1128 FALSE), /* pcrel_offset */ 1129 1130 /* A 6 bit shift field. */ 1131 HOWTO (R_MIPS_SHIFT6, /* type */ 1132 0, /* rightshift */ 1133 2, /* size (0 = byte, 1 = short, 2 = long) */ 1134 6, /* bitsize */ 1135 FALSE, /* pc_relative */ 1136 6, /* bitpos */ 1137 complain_overflow_bitfield, /* complain_on_overflow */ 1138 mips_elf64_shift6_reloc, /* special_function */ 1139 "R_MIPS_SHIFT6", /* name */ 1140 FALSE, /* partial_inplace */ 1141 0, /* src_mask */ 1142 0x000007c4, /* dst_mask */ 1143 FALSE), /* pcrel_offset */ 1144 1145 /* 64 bit relocation. */ 1146 HOWTO (R_MIPS_64, /* type */ 1147 0, /* rightshift */ 1148 4, /* size (0 = byte, 1 = short, 2 = long) */ 1149 64, /* bitsize */ 1150 FALSE, /* pc_relative */ 1151 0, /* bitpos */ 1152 complain_overflow_dont, /* complain_on_overflow */ 1153 _bfd_mips_elf_generic_reloc, /* special_function */ 1154 "R_MIPS_64", /* name */ 1155 FALSE, /* partial_inplace */ 1156 0, /* src_mask */ 1157 MINUS_ONE, /* dst_mask */ 1158 FALSE), /* pcrel_offset */ 1159 1160 /* Displacement in the global offset table. */ 1161 HOWTO (R_MIPS_GOT_DISP, /* type */ 1162 0, /* rightshift */ 1163 2, /* size (0 = byte, 1 = short, 2 = long) */ 1164 16, /* bitsize */ 1165 FALSE, /* pc_relative */ 1166 0, /* bitpos */ 1167 complain_overflow_signed, /* complain_on_overflow */ 1168 _bfd_mips_elf_generic_reloc, /* special_function */ 1169 "R_MIPS_GOT_DISP", /* name */ 1170 FALSE, /* partial_inplace */ 1171 0, /* src_mask */ 1172 0x0000ffff, /* dst_mask */ 1173 FALSE), /* pcrel_offset */ 1174 1175 /* Displacement to page pointer in the global offset table. */ 1176 HOWTO (R_MIPS_GOT_PAGE, /* type */ 1177 0, /* rightshift */ 1178 2, /* size (0 = byte, 1 = short, 2 = long) */ 1179 16, /* bitsize */ 1180 FALSE, /* pc_relative */ 1181 0, /* bitpos */ 1182 complain_overflow_signed, /* complain_on_overflow */ 1183 _bfd_mips_elf_generic_reloc, /* special_function */ 1184 "R_MIPS_GOT_PAGE", /* name */ 1185 FALSE, /* partial_inplace */ 1186 0, /* src_mask */ 1187 0x0000ffff, /* dst_mask */ 1188 FALSE), /* pcrel_offset */ 1189 1190 /* Offset from page pointer in the global offset table. */ 1191 HOWTO (R_MIPS_GOT_OFST, /* type */ 1192 0, /* rightshift */ 1193 2, /* size (0 = byte, 1 = short, 2 = long) */ 1194 16, /* bitsize */ 1195 FALSE, /* pc_relative */ 1196 0, /* bitpos */ 1197 complain_overflow_signed, /* complain_on_overflow */ 1198 _bfd_mips_elf_generic_reloc, /* special_function */ 1199 "R_MIPS_GOT_OFST", /* name */ 1200 FALSE, /* partial_inplace */ 1201 0, /* src_mask */ 1202 0x0000ffff, /* dst_mask */ 1203 FALSE), /* pcrel_offset */ 1204 1205 /* High 16 bits of displacement in global offset table. */ 1206 HOWTO (R_MIPS_GOT_HI16, /* type */ 1207 0, /* rightshift */ 1208 2, /* size (0 = byte, 1 = short, 2 = long) */ 1209 16, /* bitsize */ 1210 FALSE, /* pc_relative */ 1211 0, /* bitpos */ 1212 complain_overflow_dont, /* complain_on_overflow */ 1213 _bfd_mips_elf_generic_reloc, /* special_function */ 1214 "R_MIPS_GOT_HI16", /* name */ 1215 FALSE, /* partial_inplace */ 1216 0, /* src_mask */ 1217 0x0000ffff, /* dst_mask */ 1218 FALSE), /* pcrel_offset */ 1219 1220 /* Low 16 bits of displacement in global offset table. */ 1221 HOWTO (R_MIPS_GOT_LO16, /* type */ 1222 0, /* rightshift */ 1223 2, /* size (0 = byte, 1 = short, 2 = long) */ 1224 16, /* bitsize */ 1225 FALSE, /* pc_relative */ 1226 0, /* bitpos */ 1227 complain_overflow_dont, /* complain_on_overflow */ 1228 _bfd_mips_elf_generic_reloc, /* special_function */ 1229 "R_MIPS_GOT_LO16", /* name */ 1230 FALSE, /* partial_inplace */ 1231 0, /* src_mask */ 1232 0x0000ffff, /* dst_mask */ 1233 FALSE), /* pcrel_offset */ 1234 1235 /* 64 bit subtraction. */ 1236 HOWTO (R_MIPS_SUB, /* type */ 1237 0, /* rightshift */ 1238 4, /* size (0 = byte, 1 = short, 2 = long) */ 1239 64, /* bitsize */ 1240 FALSE, /* pc_relative */ 1241 0, /* bitpos */ 1242 complain_overflow_dont, /* complain_on_overflow */ 1243 _bfd_mips_elf_generic_reloc, /* special_function */ 1244 "R_MIPS_SUB", /* name */ 1245 FALSE, /* partial_inplace */ 1246 0, /* src_mask */ 1247 MINUS_ONE, /* dst_mask */ 1248 FALSE), /* pcrel_offset */ 1249 1250 /* Insert the addend as an instruction. */ 1251 /* FIXME: Not handled correctly. */ 1252 HOWTO (R_MIPS_INSERT_A, /* type */ 1253 0, /* rightshift */ 1254 2, /* size (0 = byte, 1 = short, 2 = long) */ 1255 32, /* bitsize */ 1256 FALSE, /* pc_relative */ 1257 0, /* bitpos */ 1258 complain_overflow_dont, /* complain_on_overflow */ 1259 _bfd_mips_elf_generic_reloc, /* special_function */ 1260 "R_MIPS_INSERT_A", /* name */ 1261 FALSE, /* partial_inplace */ 1262 0, /* src_mask */ 1263 0xffffffff, /* dst_mask */ 1264 FALSE), /* pcrel_offset */ 1265 1266 /* Insert the addend as an instruction, and change all relocations 1267 to refer to the old instruction at the address. */ 1268 /* FIXME: Not handled correctly. */ 1269 HOWTO (R_MIPS_INSERT_B, /* type */ 1270 0, /* rightshift */ 1271 2, /* size (0 = byte, 1 = short, 2 = long) */ 1272 32, /* bitsize */ 1273 FALSE, /* pc_relative */ 1274 0, /* bitpos */ 1275 complain_overflow_dont, /* complain_on_overflow */ 1276 _bfd_mips_elf_generic_reloc, /* special_function */ 1277 "R_MIPS_INSERT_B", /* name */ 1278 FALSE, /* partial_inplace */ 1279 0, /* src_mask */ 1280 0xffffffff, /* dst_mask */ 1281 FALSE), /* pcrel_offset */ 1282 1283 /* Delete a 32 bit instruction. */ 1284 /* FIXME: Not handled correctly. */ 1285 HOWTO (R_MIPS_DELETE, /* type */ 1286 0, /* rightshift */ 1287 2, /* size (0 = byte, 1 = short, 2 = long) */ 1288 32, /* bitsize */ 1289 FALSE, /* pc_relative */ 1290 0, /* bitpos */ 1291 complain_overflow_dont, /* complain_on_overflow */ 1292 _bfd_mips_elf_generic_reloc, /* special_function */ 1293 "R_MIPS_DELETE", /* name */ 1294 FALSE, /* partial_inplace */ 1295 0, /* src_mask */ 1296 0xffffffff, /* dst_mask */ 1297 FALSE), /* pcrel_offset */ 1298 1299 /* Get the higher value of a 64 bit addend. */ 1300 HOWTO (R_MIPS_HIGHER, /* type */ 1301 0, /* rightshift */ 1302 2, /* size (0 = byte, 1 = short, 2 = long) */ 1303 16, /* bitsize */ 1304 FALSE, /* pc_relative */ 1305 0, /* bitpos */ 1306 complain_overflow_dont, /* complain_on_overflow */ 1307 _bfd_mips_elf_generic_reloc, /* special_function */ 1308 "R_MIPS_HIGHER", /* name */ 1309 FALSE, /* partial_inplace */ 1310 0, /* src_mask */ 1311 0x0000ffff, /* dst_mask */ 1312 FALSE), /* pcrel_offset */ 1313 1314 /* Get the highest value of a 64 bit addend. */ 1315 HOWTO (R_MIPS_HIGHEST, /* type */ 1316 0, /* rightshift */ 1317 2, /* size (0 = byte, 1 = short, 2 = long) */ 1318 16, /* bitsize */ 1319 FALSE, /* pc_relative */ 1320 0, /* bitpos */ 1321 complain_overflow_dont, /* complain_on_overflow */ 1322 _bfd_mips_elf_generic_reloc, /* special_function */ 1323 "R_MIPS_HIGHEST", /* name */ 1324 FALSE, /* partial_inplace */ 1325 0, /* src_mask */ 1326 0x0000ffff, /* dst_mask */ 1327 FALSE), /* pcrel_offset */ 1328 1329 /* High 16 bits of displacement in global offset table. */ 1330 HOWTO (R_MIPS_CALL_HI16, /* type */ 1331 0, /* rightshift */ 1332 2, /* size (0 = byte, 1 = short, 2 = long) */ 1333 16, /* bitsize */ 1334 FALSE, /* pc_relative */ 1335 0, /* bitpos */ 1336 complain_overflow_dont, /* complain_on_overflow */ 1337 _bfd_mips_elf_generic_reloc, /* special_function */ 1338 "R_MIPS_CALL_HI16", /* name */ 1339 FALSE, /* partial_inplace */ 1340 0, /* src_mask */ 1341 0x0000ffff, /* dst_mask */ 1342 FALSE), /* pcrel_offset */ 1343 1344 /* Low 16 bits of displacement in global offset table. */ 1345 HOWTO (R_MIPS_CALL_LO16, /* type */ 1346 0, /* rightshift */ 1347 2, /* size (0 = byte, 1 = short, 2 = long) */ 1348 16, /* bitsize */ 1349 FALSE, /* pc_relative */ 1350 0, /* bitpos */ 1351 complain_overflow_dont, /* complain_on_overflow */ 1352 _bfd_mips_elf_generic_reloc, /* special_function */ 1353 "R_MIPS_CALL_LO16", /* name */ 1354 FALSE, /* partial_inplace */ 1355 0, /* src_mask */ 1356 0x0000ffff, /* dst_mask */ 1357 FALSE), /* pcrel_offset */ 1358 1359 /* Section displacement, used by an associated event location section. */ 1360 HOWTO (R_MIPS_SCN_DISP, /* type */ 1361 0, /* rightshift */ 1362 2, /* size (0 = byte, 1 = short, 2 = long) */ 1363 32, /* bitsize */ 1364 FALSE, /* pc_relative */ 1365 0, /* bitpos */ 1366 complain_overflow_dont, /* complain_on_overflow */ 1367 _bfd_mips_elf_generic_reloc, /* special_function */ 1368 "R_MIPS_SCN_DISP", /* name */ 1369 FALSE, /* partial_inplace */ 1370 0, /* src_mask */ 1371 0xffffffff, /* dst_mask */ 1372 FALSE), /* pcrel_offset */ 1373 1374 HOWTO (R_MIPS_REL16, /* type */ 1375 0, /* rightshift */ 1376 1, /* size (0 = byte, 1 = short, 2 = long) */ 1377 16, /* bitsize */ 1378 FALSE, /* pc_relative */ 1379 0, /* bitpos */ 1380 complain_overflow_signed, /* complain_on_overflow */ 1381 _bfd_mips_elf_generic_reloc, /* special_function */ 1382 "R_MIPS_REL16", /* name */ 1383 FALSE, /* partial_inplace */ 1384 0, /* src_mask */ 1385 0xffff, /* dst_mask */ 1386 FALSE), /* pcrel_offset */ 1387 1388 /* These two are obsolete. */ 1389 EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), 1390 EMPTY_HOWTO (R_MIPS_PJUMP), 1391 1392 /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. 1393 It must be used for multigot GOT's (and only there). */ 1394 HOWTO (R_MIPS_RELGOT, /* type */ 1395 0, /* rightshift */ 1396 2, /* size (0 = byte, 1 = short, 2 = long) */ 1397 32, /* bitsize */ 1398 FALSE, /* pc_relative */ 1399 0, /* bitpos */ 1400 complain_overflow_dont, /* complain_on_overflow */ 1401 _bfd_mips_elf_generic_reloc, /* special_function */ 1402 "R_MIPS_RELGOT", /* name */ 1403 FALSE, /* partial_inplace */ 1404 0, /* src_mask */ 1405 0xffffffff, /* dst_mask */ 1406 FALSE), /* pcrel_offset */ 1407 1408 /* Protected jump conversion. This is an optimization hint. No 1409 relocation is required for correctness. */ 1410 HOWTO (R_MIPS_JALR, /* type */ 1411 0, /* rightshift */ 1412 2, /* size (0 = byte, 1 = short, 2 = long) */ 1413 32, /* bitsize */ 1414 FALSE, /* pc_relative */ 1415 0, /* bitpos */ 1416 complain_overflow_dont, /* complain_on_overflow */ 1417 _bfd_mips_elf_generic_reloc, /* special_function */ 1418 "R_MIPS_JALR", /* name */ 1419 FALSE, /* partial_inplace */ 1420 0, /* src_mask */ 1421 0x00000000, /* dst_mask */ 1422 FALSE), /* pcrel_offset */ 1423 1424 /* TLS relocations. */ 1425 EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32), 1426 EMPTY_HOWTO (R_MIPS_TLS_DTPREL32), 1427 1428 HOWTO (R_MIPS_TLS_DTPMOD64, /* type */ 1429 0, /* rightshift */ 1430 4, /* size (0 = byte, 1 = short, 2 = long) */ 1431 64, /* bitsize */ 1432 FALSE, /* pc_relative */ 1433 0, /* bitpos */ 1434 complain_overflow_dont, /* complain_on_overflow */ 1435 _bfd_mips_elf_generic_reloc, /* special_function */ 1436 "R_MIPS_TLS_DTPMOD64", /* name */ 1437 FALSE, /* partial_inplace */ 1438 0, /* src_mask */ 1439 MINUS_ONE, /* dst_mask */ 1440 FALSE), /* pcrel_offset */ 1441 1442 HOWTO (R_MIPS_TLS_DTPREL64, /* type */ 1443 0, /* rightshift */ 1444 4, /* size (0 = byte, 1 = short, 2 = long) */ 1445 64, /* bitsize */ 1446 FALSE, /* pc_relative */ 1447 0, /* bitpos */ 1448 complain_overflow_dont, /* complain_on_overflow */ 1449 _bfd_mips_elf_generic_reloc, /* special_function */ 1450 "R_MIPS_TLS_DTPREL64", /* name */ 1451 FALSE, /* partial_inplace */ 1452 0, /* src_mask */ 1453 MINUS_ONE, /* dst_mask */ 1454 FALSE), /* pcrel_offset */ 1455 1456 /* TLS general dynamic variable reference. */ 1457 HOWTO (R_MIPS_TLS_GD, /* type */ 1458 0, /* rightshift */ 1459 2, /* size (0 = byte, 1 = short, 2 = long) */ 1460 16, /* bitsize */ 1461 FALSE, /* pc_relative */ 1462 0, /* bitpos */ 1463 complain_overflow_signed, /* complain_on_overflow */ 1464 _bfd_mips_elf_generic_reloc, /* special_function */ 1465 "R_MIPS_TLS_GD", /* name */ 1466 FALSE, /* partial_inplace */ 1467 0, /* src_mask */ 1468 0x0000ffff, /* dst_mask */ 1469 FALSE), /* pcrel_offset */ 1470 1471 /* TLS local dynamic variable reference. */ 1472 HOWTO (R_MIPS_TLS_LDM, /* type */ 1473 0, /* rightshift */ 1474 2, /* size (0 = byte, 1 = short, 2 = long) */ 1475 16, /* bitsize */ 1476 FALSE, /* pc_relative */ 1477 0, /* bitpos */ 1478 complain_overflow_signed, /* complain_on_overflow */ 1479 _bfd_mips_elf_generic_reloc, /* special_function */ 1480 "R_MIPS_TLS_LDM", /* name */ 1481 FALSE, /* partial_inplace */ 1482 0, /* src_mask */ 1483 0x0000ffff, /* dst_mask */ 1484 FALSE), /* pcrel_offset */ 1485 1486 /* TLS local dynamic offset. */ 1487 HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */ 1488 0, /* rightshift */ 1489 2, /* size (0 = byte, 1 = short, 2 = long) */ 1490 16, /* bitsize */ 1491 FALSE, /* pc_relative */ 1492 0, /* bitpos */ 1493 complain_overflow_signed, /* complain_on_overflow */ 1494 _bfd_mips_elf_generic_reloc, /* special_function */ 1495 "R_MIPS_TLS_DTPREL_HI16", /* name */ 1496 FALSE, /* partial_inplace */ 1497 0, /* src_mask */ 1498 0x0000ffff, /* dst_mask */ 1499 FALSE), /* pcrel_offset */ 1500 1501 /* TLS local dynamic offset. */ 1502 HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */ 1503 0, /* rightshift */ 1504 2, /* size (0 = byte, 1 = short, 2 = long) */ 1505 16, /* bitsize */ 1506 FALSE, /* pc_relative */ 1507 0, /* bitpos */ 1508 complain_overflow_signed, /* complain_on_overflow */ 1509 _bfd_mips_elf_generic_reloc, /* special_function */ 1510 "R_MIPS_TLS_DTPREL_LO16", /* name */ 1511 FALSE, /* partial_inplace */ 1512 0, /* src_mask */ 1513 0x0000ffff, /* dst_mask */ 1514 FALSE), /* pcrel_offset */ 1515 1516 /* TLS thread pointer offset. */ 1517 HOWTO (R_MIPS_TLS_GOTTPREL, /* type */ 1518 0, /* rightshift */ 1519 2, /* size (0 = byte, 1 = short, 2 = long) */ 1520 16, /* bitsize */ 1521 FALSE, /* pc_relative */ 1522 0, /* bitpos */ 1523 complain_overflow_signed, /* complain_on_overflow */ 1524 _bfd_mips_elf_generic_reloc, /* special_function */ 1525 "R_MIPS_TLS_GOTTPREL", /* name */ 1526 FALSE, /* partial_inplace */ 1527 0, /* src_mask */ 1528 0x0000ffff, /* dst_mask */ 1529 FALSE), /* pcrel_offset */ 1530 1531 /* TLS IE dynamic relocations. */ 1532 EMPTY_HOWTO (R_MIPS_TLS_TPREL32), 1533 1534 HOWTO (R_MIPS_TLS_TPREL64, /* type */ 1535 0, /* rightshift */ 1536 4, /* size (0 = byte, 1 = short, 2 = long) */ 1537 64, /* bitsize */ 1538 FALSE, /* pc_relative */ 1539 0, /* bitpos */ 1540 complain_overflow_dont, /* complain_on_overflow */ 1541 _bfd_mips_elf_generic_reloc, /* special_function */ 1542 "R_MIPS_TLS_TPREL64", /* name */ 1543 FALSE, /* partial_inplace */ 1544 0, /* src_mask */ 1545 MINUS_ONE, /* dst_mask */ 1546 FALSE), /* pcrel_offset */ 1547 1548 /* TLS thread pointer offset. */ 1549 HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */ 1550 0, /* rightshift */ 1551 2, /* size (0 = byte, 1 = short, 2 = long) */ 1552 16, /* bitsize */ 1553 FALSE, /* pc_relative */ 1554 0, /* bitpos */ 1555 complain_overflow_signed, /* complain_on_overflow */ 1556 _bfd_mips_elf_generic_reloc, /* special_function */ 1557 "R_MIPS_TLS_TPREL_HI16", /* name */ 1558 FALSE, /* partial_inplace */ 1559 0, /* src_mask */ 1560 0x0000ffff, /* dst_mask */ 1561 FALSE), /* pcrel_offset */ 1562 1563 /* TLS thread pointer offset. */ 1564 HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */ 1565 0, /* rightshift */ 1566 2, /* size (0 = byte, 1 = short, 2 = long) */ 1567 16, /* bitsize */ 1568 FALSE, /* pc_relative */ 1569 0, /* bitpos */ 1570 complain_overflow_signed, /* complain_on_overflow */ 1571 _bfd_mips_elf_generic_reloc, /* special_function */ 1572 "R_MIPS_TLS_TPREL_LO16", /* name */ 1573 FALSE, /* partial_inplace */ 1574 0, /* src_mask */ 1575 0x0000ffff, /* dst_mask */ 1576 FALSE), /* pcrel_offset */ 1577 1578 /* 32 bit relocation with no addend. */ 1579 HOWTO (R_MIPS_GLOB_DAT, /* type */ 1580 0, /* rightshift */ 1581 2, /* size (0 = byte, 1 = short, 2 = long) */ 1582 32, /* bitsize */ 1583 FALSE, /* pc_relative */ 1584 0, /* bitpos */ 1585 complain_overflow_dont, /* complain_on_overflow */ 1586 _bfd_mips_elf_generic_reloc, /* special_function */ 1587 "R_MIPS_GLOB_DAT", /* name */ 1588 FALSE, /* partial_inplace */ 1589 0x0, /* src_mask */ 1590 0xffffffff, /* dst_mask */ 1591 FALSE), /* pcrel_offset */ 1592 1593 EMPTY_HOWTO (52), 1594 EMPTY_HOWTO (53), 1595 EMPTY_HOWTO (54), 1596 EMPTY_HOWTO (55), 1597 EMPTY_HOWTO (56), 1598 EMPTY_HOWTO (57), 1599 EMPTY_HOWTO (58), 1600 EMPTY_HOWTO (59), 1601 1602 HOWTO (R_MIPS_PC21_S2, /* type */ 1603 2, /* rightshift */ 1604 2, /* size (0 = byte, 1 = short, 2 = long) */ 1605 21, /* bitsize */ 1606 TRUE, /* pc_relative */ 1607 0, /* bitpos */ 1608 complain_overflow_signed, /* complain_on_overflow */ 1609 _bfd_mips_elf_generic_reloc, /* special_function */ 1610 "R_MIPS_PC21_S2", /* name */ 1611 FALSE, /* partial_inplace */ 1612 0, /* src_mask */ 1613 0x001fffff, /* dst_mask */ 1614 TRUE), /* pcrel_offset */ 1615 1616 HOWTO (R_MIPS_PC26_S2, /* type */ 1617 2, /* rightshift */ 1618 2, /* size (0 = byte, 1 = short, 2 = long) */ 1619 26, /* bitsize */ 1620 TRUE, /* pc_relative */ 1621 0, /* bitpos */ 1622 complain_overflow_signed, /* complain_on_overflow */ 1623 _bfd_mips_elf_generic_reloc, /* special_function */ 1624 "R_MIPS_PC26_S2", /* name */ 1625 FALSE, /* partial_inplace */ 1626 0, /* src_mask */ 1627 0x03ffffff, /* dst_mask */ 1628 TRUE), /* pcrel_offset */ 1629 1630 HOWTO (R_MIPS_PC18_S3, /* type */ 1631 3, /* rightshift */ 1632 2, /* size (0 = byte, 1 = short, 2 = long) */ 1633 18, /* bitsize */ 1634 TRUE, /* pc_relative */ 1635 0, /* bitpos */ 1636 complain_overflow_signed, /* complain_on_overflow */ 1637 _bfd_mips_elf_generic_reloc, /* special_function */ 1638 "R_MIPS_PC18_S3", /* name */ 1639 FALSE, /* partial_inplace */ 1640 0, /* src_mask */ 1641 0x0003ffff, /* dst_mask */ 1642 TRUE), /* pcrel_offset */ 1643 1644 HOWTO (R_MIPS_PC19_S2, /* type */ 1645 2, /* rightshift */ 1646 2, /* size (0 = byte, 1 = short, 2 = long) */ 1647 19, /* bitsize */ 1648 TRUE, /* pc_relative */ 1649 0, /* bitpos */ 1650 complain_overflow_signed, /* complain_on_overflow */ 1651 _bfd_mips_elf_generic_reloc, /* special_function */ 1652 "R_MIPS_PC19_S2", /* name */ 1653 FALSE, /* partial_inplace */ 1654 0, /* src_mask */ 1655 0x0007ffff, /* dst_mask */ 1656 TRUE), /* pcrel_offset */ 1657 1658 HOWTO (R_MIPS_PCHI16, /* type */ 1659 16, /* rightshift */ 1660 2, /* size (0 = byte, 1 = short, 2 = long) */ 1661 16, /* bitsize */ 1662 TRUE, /* pc_relative */ 1663 0, /* bitpos */ 1664 complain_overflow_signed, /* complain_on_overflow */ 1665 _bfd_mips_elf_generic_reloc, /* special_function */ 1666 "R_MIPS_PCHI16", /* name */ 1667 FALSE, /* partial_inplace */ 1668 0, /* src_mask */ 1669 0x0000ffff, /* dst_mask */ 1670 TRUE), /* pcrel_offset */ 1671 1672 HOWTO (R_MIPS_PCLO16, /* type */ 1673 0, /* rightshift */ 1674 2, /* size (0 = byte, 1 = short, 2 = long) */ 1675 16, /* bitsize */ 1676 TRUE, /* pc_relative */ 1677 0, /* bitpos */ 1678 complain_overflow_dont, /* complain_on_overflow */ 1679 _bfd_mips_elf_generic_reloc, /* special_function */ 1680 "R_MIPS_PCLO16", /* name */ 1681 FALSE, /* partial_inplace */ 1682 0, /* src_mask */ 1683 0x0000ffff, /* dst_mask */ 1684 TRUE), /* pcrel_offset */ 1685 1686 }; 1687 1688 static reloc_howto_type mips16_elf64_howto_table_rel[] = 1689 { 1690 /* The reloc used for the mips16 jump instruction. */ 1691 HOWTO (R_MIPS16_26, /* type */ 1692 2, /* rightshift */ 1693 2, /* size (0 = byte, 1 = short, 2 = long) */ 1694 26, /* bitsize */ 1695 FALSE, /* pc_relative */ 1696 0, /* bitpos */ 1697 complain_overflow_dont, /* complain_on_overflow */ 1698 /* This needs complex overflow 1699 detection, because the upper four 1700 bits must match the PC. */ 1701 _bfd_mips_elf_generic_reloc, /* special_function */ 1702 "R_MIPS16_26", /* name */ 1703 TRUE, /* partial_inplace */ 1704 0x3ffffff, /* src_mask */ 1705 0x3ffffff, /* dst_mask */ 1706 FALSE), /* pcrel_offset */ 1707 1708 /* The reloc used for the mips16 gprel instruction. */ 1709 HOWTO (R_MIPS16_GPREL, /* type */ 1710 0, /* rightshift */ 1711 2, /* size (0 = byte, 1 = short, 2 = long) */ 1712 16, /* bitsize */ 1713 FALSE, /* pc_relative */ 1714 0, /* bitpos */ 1715 complain_overflow_signed, /* complain_on_overflow */ 1716 mips16_gprel_reloc, /* special_function */ 1717 "R_MIPS16_GPREL", /* name */ 1718 TRUE, /* partial_inplace */ 1719 0x0000ffff, /* src_mask */ 1720 0x0000ffff, /* dst_mask */ 1721 FALSE), /* pcrel_offset */ 1722 1723 /* A MIPS16 reference to the global offset table. */ 1724 HOWTO (R_MIPS16_GOT16, /* type */ 1725 0, /* rightshift */ 1726 2, /* size (0 = byte, 1 = short, 2 = long) */ 1727 16, /* bitsize */ 1728 FALSE, /* pc_relative */ 1729 0, /* bitpos */ 1730 complain_overflow_dont, /* complain_on_overflow */ 1731 _bfd_mips_elf_got16_reloc, /* special_function */ 1732 "R_MIPS16_GOT16", /* name */ 1733 TRUE, /* partial_inplace */ 1734 0x0000ffff, /* src_mask */ 1735 0x0000ffff, /* dst_mask */ 1736 FALSE), /* pcrel_offset */ 1737 1738 /* A MIPS16 call through the global offset table. */ 1739 HOWTO (R_MIPS16_CALL16, /* type */ 1740 0, /* rightshift */ 1741 2, /* size (0 = byte, 1 = short, 2 = long) */ 1742 16, /* bitsize */ 1743 FALSE, /* pc_relative */ 1744 0, /* bitpos */ 1745 complain_overflow_dont, /* complain_on_overflow */ 1746 _bfd_mips_elf_generic_reloc, /* special_function */ 1747 "R_MIPS16_CALL16", /* name */ 1748 TRUE, /* partial_inplace */ 1749 0x0000ffff, /* src_mask */ 1750 0x0000ffff, /* dst_mask */ 1751 FALSE), /* pcrel_offset */ 1752 1753 /* MIPS16 high 16 bits of symbol value. */ 1754 HOWTO (R_MIPS16_HI16, /* type */ 1755 16, /* rightshift */ 1756 2, /* size (0 = byte, 1 = short, 2 = long) */ 1757 16, /* bitsize */ 1758 FALSE, /* pc_relative */ 1759 0, /* bitpos */ 1760 complain_overflow_dont, /* complain_on_overflow */ 1761 _bfd_mips_elf_hi16_reloc, /* special_function */ 1762 "R_MIPS16_HI16", /* name */ 1763 TRUE, /* partial_inplace */ 1764 0x0000ffff, /* src_mask */ 1765 0x0000ffff, /* dst_mask */ 1766 FALSE), /* pcrel_offset */ 1767 1768 /* MIPS16 low 16 bits of symbol value. */ 1769 HOWTO (R_MIPS16_LO16, /* type */ 1770 0, /* rightshift */ 1771 2, /* size (0 = byte, 1 = short, 2 = long) */ 1772 16, /* bitsize */ 1773 FALSE, /* pc_relative */ 1774 0, /* bitpos */ 1775 complain_overflow_dont, /* complain_on_overflow */ 1776 _bfd_mips_elf_lo16_reloc, /* special_function */ 1777 "R_MIPS16_LO16", /* name */ 1778 TRUE, /* partial_inplace */ 1779 0x0000ffff, /* src_mask */ 1780 0x0000ffff, /* dst_mask */ 1781 FALSE), /* pcrel_offset */ 1782 1783 /* MIPS16 TLS general dynamic variable reference. */ 1784 HOWTO (R_MIPS16_TLS_GD, /* type */ 1785 0, /* rightshift */ 1786 2, /* size (0 = byte, 1 = short, 2 = long) */ 1787 16, /* bitsize */ 1788 FALSE, /* pc_relative */ 1789 0, /* bitpos */ 1790 complain_overflow_signed, /* complain_on_overflow */ 1791 _bfd_mips_elf_generic_reloc, /* special_function */ 1792 "R_MIPS16_TLS_GD", /* name */ 1793 TRUE, /* partial_inplace */ 1794 0x0000ffff, /* src_mask */ 1795 0x0000ffff, /* dst_mask */ 1796 FALSE), /* pcrel_offset */ 1797 1798 /* MIPS16 TLS local dynamic variable reference. */ 1799 HOWTO (R_MIPS16_TLS_LDM, /* type */ 1800 0, /* rightshift */ 1801 2, /* size (0 = byte, 1 = short, 2 = long) */ 1802 16, /* bitsize */ 1803 FALSE, /* pc_relative */ 1804 0, /* bitpos */ 1805 complain_overflow_signed, /* complain_on_overflow */ 1806 _bfd_mips_elf_generic_reloc, /* special_function */ 1807 "R_MIPS16_TLS_LDM", /* name */ 1808 TRUE, /* partial_inplace */ 1809 0x0000ffff, /* src_mask */ 1810 0x0000ffff, /* dst_mask */ 1811 FALSE), /* pcrel_offset */ 1812 1813 /* MIPS16 TLS local dynamic offset. */ 1814 HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */ 1815 0, /* rightshift */ 1816 2, /* size (0 = byte, 1 = short, 2 = long) */ 1817 16, /* bitsize */ 1818 FALSE, /* pc_relative */ 1819 0, /* bitpos */ 1820 complain_overflow_signed, /* complain_on_overflow */ 1821 _bfd_mips_elf_generic_reloc, /* special_function */ 1822 "R_MIPS16_TLS_DTPREL_HI16", /* name */ 1823 TRUE, /* partial_inplace */ 1824 0x0000ffff, /* src_mask */ 1825 0x0000ffff, /* dst_mask */ 1826 FALSE), /* pcrel_offset */ 1827 1828 /* MIPS16 TLS local dynamic offset. */ 1829 HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */ 1830 0, /* rightshift */ 1831 2, /* size (0 = byte, 1 = short, 2 = long) */ 1832 16, /* bitsize */ 1833 FALSE, /* pc_relative */ 1834 0, /* bitpos */ 1835 complain_overflow_signed, /* complain_on_overflow */ 1836 _bfd_mips_elf_generic_reloc, /* special_function */ 1837 "R_MIPS16_TLS_DTPREL_LO16", /* name */ 1838 TRUE, /* partial_inplace */ 1839 0x0000ffff, /* src_mask */ 1840 0x0000ffff, /* dst_mask */ 1841 FALSE), /* pcrel_offset */ 1842 1843 /* MIPS16 TLS thread pointer offset. */ 1844 HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */ 1845 0, /* rightshift */ 1846 2, /* size (0 = byte, 1 = short, 2 = long) */ 1847 16, /* bitsize */ 1848 FALSE, /* pc_relative */ 1849 0, /* bitpos */ 1850 complain_overflow_signed, /* complain_on_overflow */ 1851 _bfd_mips_elf_generic_reloc, /* special_function */ 1852 "R_MIPS16_TLS_GOTTPREL", /* name */ 1853 TRUE, /* partial_inplace */ 1854 0x0000ffff, /* src_mask */ 1855 0x0000ffff, /* dst_mask */ 1856 FALSE), /* pcrel_offset */ 1857 1858 /* MIPS16 TLS thread pointer offset. */ 1859 HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */ 1860 0, /* rightshift */ 1861 2, /* size (0 = byte, 1 = short, 2 = long) */ 1862 16, /* bitsize */ 1863 FALSE, /* pc_relative */ 1864 0, /* bitpos */ 1865 complain_overflow_signed, /* complain_on_overflow */ 1866 _bfd_mips_elf_generic_reloc, /* special_function */ 1867 "R_MIPS16_TLS_TPREL_HI16", /* name */ 1868 TRUE, /* partial_inplace */ 1869 0x0000ffff, /* src_mask */ 1870 0x0000ffff, /* dst_mask */ 1871 FALSE), /* pcrel_offset */ 1872 1873 /* MIPS16 TLS thread pointer offset. */ 1874 HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */ 1875 0, /* rightshift */ 1876 2, /* size (0 = byte, 1 = short, 2 = long) */ 1877 16, /* bitsize */ 1878 FALSE, /* pc_relative */ 1879 0, /* bitpos */ 1880 complain_overflow_signed, /* complain_on_overflow */ 1881 _bfd_mips_elf_generic_reloc, /* special_function */ 1882 "R_MIPS16_TLS_TPREL_LO16", /* name */ 1883 TRUE, /* partial_inplace */ 1884 0x0000ffff, /* src_mask */ 1885 0x0000ffff, /* dst_mask */ 1886 FALSE), /* pcrel_offset */ 1887 }; 1888 1889 static reloc_howto_type mips16_elf64_howto_table_rela[] = 1890 { 1891 /* The reloc used for the mips16 jump instruction. */ 1892 HOWTO (R_MIPS16_26, /* type */ 1893 2, /* rightshift */ 1894 2, /* size (0 = byte, 1 = short, 2 = long) */ 1895 26, /* bitsize */ 1896 FALSE, /* pc_relative */ 1897 0, /* bitpos */ 1898 complain_overflow_dont, /* complain_on_overflow */ 1899 /* This needs complex overflow 1900 detection, because the upper four 1901 bits must match the PC. */ 1902 _bfd_mips_elf_generic_reloc, /* special_function */ 1903 "R_MIPS16_26", /* name */ 1904 FALSE, /* partial_inplace */ 1905 0, /* src_mask */ 1906 0x3ffffff, /* dst_mask */ 1907 FALSE), /* pcrel_offset */ 1908 1909 /* The reloc used for the mips16 gprel instruction. */ 1910 HOWTO (R_MIPS16_GPREL, /* type */ 1911 0, /* rightshift */ 1912 2, /* size (0 = byte, 1 = short, 2 = long) */ 1913 16, /* bitsize */ 1914 FALSE, /* pc_relative */ 1915 0, /* bitpos */ 1916 complain_overflow_signed, /* complain_on_overflow */ 1917 mips16_gprel_reloc, /* special_function */ 1918 "R_MIPS16_GPREL", /* name */ 1919 FALSE, /* partial_inplace */ 1920 0, /* src_mask */ 1921 0x0000ffff, /* dst_mask */ 1922 FALSE), /* pcrel_offset */ 1923 1924 /* A MIPS16 reference to the global offset table. */ 1925 HOWTO (R_MIPS16_GOT16, /* type */ 1926 0, /* rightshift */ 1927 2, /* size (0 = byte, 1 = short, 2 = long) */ 1928 16, /* bitsize */ 1929 FALSE, /* pc_relative */ 1930 0, /* bitpos */ 1931 complain_overflow_dont, /* complain_on_overflow */ 1932 _bfd_mips_elf_got16_reloc, /* special_function */ 1933 "R_MIPS16_GOT16", /* name */ 1934 FALSE, /* partial_inplace */ 1935 0, /* src_mask */ 1936 0x0000ffff, /* dst_mask */ 1937 FALSE), /* pcrel_offset */ 1938 1939 /* A MIPS16 call through the global offset table. */ 1940 HOWTO (R_MIPS16_CALL16, /* type */ 1941 0, /* rightshift */ 1942 2, /* size (0 = byte, 1 = short, 2 = long) */ 1943 16, /* bitsize */ 1944 FALSE, /* pc_relative */ 1945 0, /* bitpos */ 1946 complain_overflow_dont, /* complain_on_overflow */ 1947 _bfd_mips_elf_generic_reloc, /* special_function */ 1948 "R_MIPS16_CALL16", /* name */ 1949 FALSE, /* partial_inplace */ 1950 0, /* src_mask */ 1951 0x0000ffff, /* dst_mask */ 1952 FALSE), /* pcrel_offset */ 1953 1954 /* MIPS16 high 16 bits of symbol value. */ 1955 HOWTO (R_MIPS16_HI16, /* type */ 1956 16, /* rightshift */ 1957 2, /* size (0 = byte, 1 = short, 2 = long) */ 1958 16, /* bitsize */ 1959 FALSE, /* pc_relative */ 1960 0, /* bitpos */ 1961 complain_overflow_dont, /* complain_on_overflow */ 1962 _bfd_mips_elf_hi16_reloc, /* special_function */ 1963 "R_MIPS16_HI16", /* name */ 1964 FALSE, /* partial_inplace */ 1965 0, /* src_mask */ 1966 0x0000ffff, /* dst_mask */ 1967 FALSE), /* pcrel_offset */ 1968 1969 /* MIPS16 low 16 bits of symbol value. */ 1970 HOWTO (R_MIPS16_LO16, /* type */ 1971 0, /* rightshift */ 1972 2, /* size (0 = byte, 1 = short, 2 = long) */ 1973 16, /* bitsize */ 1974 FALSE, /* pc_relative */ 1975 0, /* bitpos */ 1976 complain_overflow_dont, /* complain_on_overflow */ 1977 _bfd_mips_elf_lo16_reloc, /* special_function */ 1978 "R_MIPS16_LO16", /* name */ 1979 FALSE, /* partial_inplace */ 1980 0, /* src_mask */ 1981 0x0000ffff, /* dst_mask */ 1982 FALSE), /* pcrel_offset */ 1983 1984 /* MIPS16 TLS general dynamic variable reference. */ 1985 HOWTO (R_MIPS16_TLS_GD, /* type */ 1986 0, /* rightshift */ 1987 2, /* size (0 = byte, 1 = short, 2 = long) */ 1988 16, /* bitsize */ 1989 FALSE, /* pc_relative */ 1990 0, /* bitpos */ 1991 complain_overflow_signed, /* complain_on_overflow */ 1992 _bfd_mips_elf_generic_reloc, /* special_function */ 1993 "R_MIPS16_TLS_GD", /* name */ 1994 FALSE, /* partial_inplace */ 1995 0, /* src_mask */ 1996 0x0000ffff, /* dst_mask */ 1997 FALSE), /* pcrel_offset */ 1998 1999 /* MIPS16 TLS local dynamic variable reference. */ 2000 HOWTO (R_MIPS16_TLS_LDM, /* type */ 2001 0, /* rightshift */ 2002 2, /* size (0 = byte, 1 = short, 2 = long) */ 2003 16, /* bitsize */ 2004 FALSE, /* pc_relative */ 2005 0, /* bitpos */ 2006 complain_overflow_signed, /* complain_on_overflow */ 2007 _bfd_mips_elf_generic_reloc, /* special_function */ 2008 "R_MIPS16_TLS_LDM", /* name */ 2009 FALSE, /* partial_inplace */ 2010 0, /* src_mask */ 2011 0x0000ffff, /* dst_mask */ 2012 FALSE), /* pcrel_offset */ 2013 2014 /* MIPS16 TLS local dynamic offset. */ 2015 HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */ 2016 0, /* rightshift */ 2017 2, /* size (0 = byte, 1 = short, 2 = long) */ 2018 16, /* bitsize */ 2019 FALSE, /* pc_relative */ 2020 0, /* bitpos */ 2021 complain_overflow_signed, /* complain_on_overflow */ 2022 _bfd_mips_elf_generic_reloc, /* special_function */ 2023 "R_MIPS16_TLS_DTPREL_HI16", /* name */ 2024 FALSE, /* partial_inplace */ 2025 0, /* src_mask */ 2026 0x0000ffff, /* dst_mask */ 2027 FALSE), /* pcrel_offset */ 2028 2029 /* MIPS16 TLS local dynamic offset. */ 2030 HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */ 2031 0, /* rightshift */ 2032 2, /* size (0 = byte, 1 = short, 2 = long) */ 2033 16, /* bitsize */ 2034 FALSE, /* pc_relative */ 2035 0, /* bitpos */ 2036 complain_overflow_signed, /* complain_on_overflow */ 2037 _bfd_mips_elf_generic_reloc, /* special_function */ 2038 "R_MIPS16_TLS_DTPREL_LO16", /* name */ 2039 FALSE, /* partial_inplace */ 2040 0, /* src_mask */ 2041 0x0000ffff, /* dst_mask */ 2042 FALSE), /* pcrel_offset */ 2043 2044 /* MIPS16 TLS thread pointer offset. */ 2045 HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */ 2046 0, /* rightshift */ 2047 2, /* size (0 = byte, 1 = short, 2 = long) */ 2048 16, /* bitsize */ 2049 FALSE, /* pc_relative */ 2050 0, /* bitpos */ 2051 complain_overflow_signed, /* complain_on_overflow */ 2052 _bfd_mips_elf_generic_reloc, /* special_function */ 2053 "R_MIPS16_TLS_GOTTPREL", /* name */ 2054 FALSE, /* partial_inplace */ 2055 0, /* src_mask */ 2056 0x0000ffff, /* dst_mask */ 2057 FALSE), /* pcrel_offset */ 2058 2059 /* MIPS16 TLS thread pointer offset. */ 2060 HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */ 2061 0, /* rightshift */ 2062 2, /* size (0 = byte, 1 = short, 2 = long) */ 2063 16, /* bitsize */ 2064 FALSE, /* pc_relative */ 2065 0, /* bitpos */ 2066 complain_overflow_signed, /* complain_on_overflow */ 2067 _bfd_mips_elf_generic_reloc, /* special_function */ 2068 "R_MIPS16_TLS_TPREL_HI16", /* name */ 2069 FALSE, /* partial_inplace */ 2070 0, /* src_mask */ 2071 0x0000ffff, /* dst_mask */ 2072 FALSE), /* pcrel_offset */ 2073 2074 /* MIPS16 TLS thread pointer offset. */ 2075 HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */ 2076 0, /* rightshift */ 2077 2, /* size (0 = byte, 1 = short, 2 = long) */ 2078 16, /* bitsize */ 2079 FALSE, /* pc_relative */ 2080 0, /* bitpos */ 2081 complain_overflow_signed, /* complain_on_overflow */ 2082 _bfd_mips_elf_generic_reloc, /* special_function */ 2083 "R_MIPS16_TLS_TPREL_LO16", /* name */ 2084 FALSE, /* partial_inplace */ 2085 0, /* src_mask */ 2086 0x0000ffff, /* dst_mask */ 2087 FALSE), /* pcrel_offset */ 2088 }; 2089 2090 static reloc_howto_type micromips_elf64_howto_table_rel[] = 2091 { 2092 EMPTY_HOWTO (130), 2093 EMPTY_HOWTO (131), 2094 EMPTY_HOWTO (132), 2095 2096 /* 26 bit jump address. */ 2097 HOWTO (R_MICROMIPS_26_S1, /* type */ 2098 1, /* rightshift */ 2099 2, /* size (0 = byte, 1 = short, 2 = long) */ 2100 26, /* bitsize */ 2101 FALSE, /* pc_relative */ 2102 0, /* bitpos */ 2103 complain_overflow_dont, /* complain_on_overflow */ 2104 /* This needs complex overflow 2105 detection, because the upper four 2106 bits must match the PC. */ 2107 _bfd_mips_elf_generic_reloc, /* special_function */ 2108 "R_MICROMIPS_26_S1", /* name */ 2109 TRUE, /* partial_inplace */ 2110 0x3ffffff, /* src_mask */ 2111 0x3ffffff, /* dst_mask */ 2112 FALSE), /* pcrel_offset */ 2113 2114 /* High 16 bits of symbol value. */ 2115 HOWTO (R_MICROMIPS_HI16, /* type */ 2116 16, /* rightshift */ 2117 2, /* size (0 = byte, 1 = short, 2 = long) */ 2118 16, /* bitsize */ 2119 FALSE, /* pc_relative */ 2120 0, /* bitpos */ 2121 complain_overflow_dont, /* complain_on_overflow */ 2122 _bfd_mips_elf_hi16_reloc, /* special_function */ 2123 "R_MICROMIPS_HI16", /* name */ 2124 TRUE, /* partial_inplace */ 2125 0x0000ffff, /* src_mask */ 2126 0x0000ffff, /* dst_mask */ 2127 FALSE), /* pcrel_offset */ 2128 2129 /* Low 16 bits of symbol value. */ 2130 HOWTO (R_MICROMIPS_LO16, /* type */ 2131 0, /* rightshift */ 2132 2, /* size (0 = byte, 1 = short, 2 = long) */ 2133 16, /* bitsize */ 2134 FALSE, /* pc_relative */ 2135 0, /* bitpos */ 2136 complain_overflow_dont, /* complain_on_overflow */ 2137 _bfd_mips_elf_lo16_reloc, /* special_function */ 2138 "R_MICROMIPS_LO16", /* name */ 2139 TRUE, /* partial_inplace */ 2140 0x0000ffff, /* src_mask */ 2141 0x0000ffff, /* dst_mask */ 2142 FALSE), /* pcrel_offset */ 2143 2144 /* GP relative reference. */ 2145 HOWTO (R_MICROMIPS_GPREL16, /* type */ 2146 0, /* rightshift */ 2147 2, /* size (0 = byte, 1 = short, 2 = long) */ 2148 16, /* bitsize */ 2149 FALSE, /* pc_relative */ 2150 0, /* bitpos */ 2151 complain_overflow_signed, /* complain_on_overflow */ 2152 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2153 "R_MICROMIPS_GPREL16", /* name */ 2154 TRUE, /* partial_inplace */ 2155 0x0000ffff, /* src_mask */ 2156 0x0000ffff, /* dst_mask */ 2157 FALSE), /* pcrel_offset */ 2158 2159 /* Reference to literal section. */ 2160 HOWTO (R_MICROMIPS_LITERAL, /* type */ 2161 0, /* rightshift */ 2162 2, /* size (0 = byte, 1 = short, 2 = long) */ 2163 16, /* bitsize */ 2164 FALSE, /* pc_relative */ 2165 0, /* bitpos */ 2166 complain_overflow_signed, /* complain_on_overflow */ 2167 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2168 "R_MICROMIPS_LITERAL", /* name */ 2169 TRUE, /* partial_inplace */ 2170 0x0000ffff, /* src_mask */ 2171 0x0000ffff, /* dst_mask */ 2172 FALSE), /* pcrel_offset */ 2173 2174 /* Reference to global offset table. */ 2175 HOWTO (R_MICROMIPS_GOT16, /* type */ 2176 0, /* rightshift */ 2177 2, /* size (0 = byte, 1 = short, 2 = long) */ 2178 16, /* bitsize */ 2179 FALSE, /* pc_relative */ 2180 0, /* bitpos */ 2181 complain_overflow_signed, /* complain_on_overflow */ 2182 _bfd_mips_elf_got16_reloc, /* special_function */ 2183 "R_MICROMIPS_GOT16", /* name */ 2184 TRUE, /* partial_inplace */ 2185 0x0000ffff, /* src_mask */ 2186 0x0000ffff, /* dst_mask */ 2187 FALSE), /* pcrel_offset */ 2188 2189 /* This is for microMIPS branches. */ 2190 HOWTO (R_MICROMIPS_PC7_S1, /* type */ 2191 1, /* rightshift */ 2192 1, /* size (0 = byte, 1 = short, 2 = long) */ 2193 7, /* bitsize */ 2194 TRUE, /* pc_relative */ 2195 0, /* bitpos */ 2196 complain_overflow_signed, /* complain_on_overflow */ 2197 _bfd_mips_elf_generic_reloc, /* special_function */ 2198 "R_MICROMIPS_PC7_S1", /* name */ 2199 TRUE, /* partial_inplace */ 2200 0x0000007f, /* src_mask */ 2201 0x0000007f, /* dst_mask */ 2202 TRUE), /* pcrel_offset */ 2203 2204 HOWTO (R_MICROMIPS_PC10_S1, /* type */ 2205 1, /* rightshift */ 2206 1, /* size (0 = byte, 1 = short, 2 = long) */ 2207 10, /* bitsize */ 2208 TRUE, /* pc_relative */ 2209 0, /* bitpos */ 2210 complain_overflow_signed, /* complain_on_overflow */ 2211 _bfd_mips_elf_generic_reloc, /* special_function */ 2212 "R_MICROMIPS_PC10_S1", /* name */ 2213 TRUE, /* partial_inplace */ 2214 0x000003ff, /* src_mask */ 2215 0x000003ff, /* dst_mask */ 2216 TRUE), /* pcrel_offset */ 2217 2218 HOWTO (R_MICROMIPS_PC16_S1, /* type */ 2219 1, /* rightshift */ 2220 2, /* size (0 = byte, 1 = short, 2 = long) */ 2221 16, /* bitsize */ 2222 TRUE, /* pc_relative */ 2223 0, /* bitpos */ 2224 complain_overflow_signed, /* complain_on_overflow */ 2225 _bfd_mips_elf_generic_reloc, /* special_function */ 2226 "R_MICROMIPS_PC16_S1", /* name */ 2227 TRUE, /* partial_inplace */ 2228 0x0000ffff, /* src_mask */ 2229 0x0000ffff, /* dst_mask */ 2230 TRUE), /* pcrel_offset */ 2231 2232 /* 16 bit call through global offset table. */ 2233 HOWTO (R_MICROMIPS_CALL16, /* type */ 2234 0, /* rightshift */ 2235 2, /* size (0 = byte, 1 = short, 2 = long) */ 2236 16, /* bitsize */ 2237 FALSE, /* pc_relative */ 2238 0, /* bitpos */ 2239 complain_overflow_signed, /* complain_on_overflow */ 2240 _bfd_mips_elf_generic_reloc, /* special_function */ 2241 "R_MICROMIPS_CALL16", /* name */ 2242 TRUE, /* partial_inplace */ 2243 0x0000ffff, /* src_mask */ 2244 0x0000ffff, /* dst_mask */ 2245 FALSE), /* pcrel_offset */ 2246 2247 EMPTY_HOWTO (143), 2248 EMPTY_HOWTO (144), 2249 2250 /* Displacement in the global offset table. */ 2251 HOWTO (R_MICROMIPS_GOT_DISP, /* type */ 2252 0, /* rightshift */ 2253 2, /* size (0 = byte, 1 = short, 2 = long) */ 2254 16, /* bitsize */ 2255 FALSE, /* pc_relative */ 2256 0, /* bitpos */ 2257 complain_overflow_signed, /* complain_on_overflow */ 2258 _bfd_mips_elf_generic_reloc, /* special_function */ 2259 "R_MICROMIPS_GOT_DISP",/* name */ 2260 TRUE, /* partial_inplace */ 2261 0x0000ffff, /* src_mask */ 2262 0x0000ffff, /* dst_mask */ 2263 FALSE), /* pcrel_offset */ 2264 2265 /* Displacement to page pointer in the global offset table. */ 2266 HOWTO (R_MICROMIPS_GOT_PAGE, /* type */ 2267 0, /* rightshift */ 2268 2, /* size (0 = byte, 1 = short, 2 = long) */ 2269 16, /* bitsize */ 2270 FALSE, /* pc_relative */ 2271 0, /* bitpos */ 2272 complain_overflow_signed, /* complain_on_overflow */ 2273 _bfd_mips_elf_generic_reloc, /* special_function */ 2274 "R_MICROMIPS_GOT_PAGE",/* name */ 2275 TRUE, /* partial_inplace */ 2276 0x0000ffff, /* src_mask */ 2277 0x0000ffff, /* dst_mask */ 2278 FALSE), /* pcrel_offset */ 2279 2280 /* Offset from page pointer in the global offset table. */ 2281 HOWTO (R_MICROMIPS_GOT_OFST, /* type */ 2282 0, /* rightshift */ 2283 2, /* size (0 = byte, 1 = short, 2 = long) */ 2284 16, /* bitsize */ 2285 FALSE, /* pc_relative */ 2286 0, /* bitpos */ 2287 complain_overflow_signed, /* complain_on_overflow */ 2288 _bfd_mips_elf_generic_reloc, /* special_function */ 2289 "R_MICROMIPS_GOT_OFST",/* name */ 2290 TRUE, /* partial_inplace */ 2291 0x0000ffff, /* src_mask */ 2292 0x0000ffff, /* dst_mask */ 2293 FALSE), /* pcrel_offset */ 2294 2295 /* High 16 bits of displacement in global offset table. */ 2296 HOWTO (R_MICROMIPS_GOT_HI16, /* type */ 2297 0, /* rightshift */ 2298 2, /* size (0 = byte, 1 = short, 2 = long) */ 2299 16, /* bitsize */ 2300 FALSE, /* pc_relative */ 2301 0, /* bitpos */ 2302 complain_overflow_dont, /* complain_on_overflow */ 2303 _bfd_mips_elf_generic_reloc, /* special_function */ 2304 "R_MICROMIPS_GOT_HI16",/* name */ 2305 TRUE, /* partial_inplace */ 2306 0x0000ffff, /* src_mask */ 2307 0x0000ffff, /* dst_mask */ 2308 FALSE), /* pcrel_offset */ 2309 2310 /* Low 16 bits of displacement in global offset table. */ 2311 HOWTO (R_MICROMIPS_GOT_LO16, /* type */ 2312 0, /* rightshift */ 2313 2, /* size (0 = byte, 1 = short, 2 = long) */ 2314 16, /* bitsize */ 2315 FALSE, /* pc_relative */ 2316 0, /* bitpos */ 2317 complain_overflow_dont, /* complain_on_overflow */ 2318 _bfd_mips_elf_generic_reloc, /* special_function */ 2319 "R_MICROMIPS_GOT_LO16",/* name */ 2320 TRUE, /* partial_inplace */ 2321 0x0000ffff, /* src_mask */ 2322 0x0000ffff, /* dst_mask */ 2323 FALSE), /* pcrel_offset */ 2324 2325 /* 64 bit subtraction. Used in the N32 ABI. */ 2326 HOWTO (R_MICROMIPS_SUB, /* type */ 2327 0, /* rightshift */ 2328 4, /* size (0 = byte, 1 = short, 2 = long) */ 2329 64, /* bitsize */ 2330 FALSE, /* pc_relative */ 2331 0, /* bitpos */ 2332 complain_overflow_dont, /* complain_on_overflow */ 2333 _bfd_mips_elf_generic_reloc, /* special_function */ 2334 "R_MICROMIPS_SUB", /* name */ 2335 TRUE, /* partial_inplace */ 2336 MINUS_ONE, /* src_mask */ 2337 MINUS_ONE, /* dst_mask */ 2338 FALSE), /* pcrel_offset */ 2339 2340 /* We don't support these for REL relocations, because it means building 2341 the addend from a R_MICROMIPS_HIGHEST/R_MICROMIPS_HIGHER/ 2342 R_MICROMIPS_HI16/R_MICROMIPS_LO16 sequence with varying ordering, 2343 using fallable heuristics. */ 2344 EMPTY_HOWTO (R_MICROMIPS_HIGHER), 2345 EMPTY_HOWTO (R_MICROMIPS_HIGHEST), 2346 2347 /* High 16 bits of displacement in global offset table. */ 2348 HOWTO (R_MICROMIPS_CALL_HI16, /* type */ 2349 0, /* rightshift */ 2350 2, /* size (0 = byte, 1 = short, 2 = long) */ 2351 16, /* bitsize */ 2352 FALSE, /* pc_relative */ 2353 0, /* bitpos */ 2354 complain_overflow_dont, /* complain_on_overflow */ 2355 _bfd_mips_elf_generic_reloc, /* special_function */ 2356 "R_MICROMIPS_CALL_HI16",/* name */ 2357 TRUE, /* partial_inplace */ 2358 0x0000ffff, /* src_mask */ 2359 0x0000ffff, /* dst_mask */ 2360 FALSE), /* pcrel_offset */ 2361 2362 /* Low 16 bits of displacement in global offset table. */ 2363 HOWTO (R_MICROMIPS_CALL_LO16, /* type */ 2364 0, /* rightshift */ 2365 2, /* size (0 = byte, 1 = short, 2 = long) */ 2366 16, /* bitsize */ 2367 FALSE, /* pc_relative */ 2368 0, /* bitpos */ 2369 complain_overflow_dont, /* complain_on_overflow */ 2370 _bfd_mips_elf_generic_reloc, /* special_function */ 2371 "R_MICROMIPS_CALL_LO16",/* name */ 2372 TRUE, /* partial_inplace */ 2373 0x0000ffff, /* src_mask */ 2374 0x0000ffff, /* dst_mask */ 2375 FALSE), /* pcrel_offset */ 2376 2377 /* Section displacement. */ 2378 HOWTO (R_MICROMIPS_SCN_DISP, /* type */ 2379 0, /* rightshift */ 2380 2, /* size (0 = byte, 1 = short, 2 = long) */ 2381 32, /* bitsize */ 2382 FALSE, /* pc_relative */ 2383 0, /* bitpos */ 2384 complain_overflow_dont, /* complain_on_overflow */ 2385 _bfd_mips_elf_generic_reloc, /* special_function */ 2386 "R_MICROMIPS_SCN_DISP", /* name */ 2387 TRUE, /* partial_inplace */ 2388 0xffffffff, /* src_mask */ 2389 0xffffffff, /* dst_mask */ 2390 FALSE), /* pcrel_offset */ 2391 2392 /* Protected jump conversion. This is an optimization hint. No 2393 relocation is required for correctness. */ 2394 HOWTO (R_MICROMIPS_JALR, /* type */ 2395 0, /* rightshift */ 2396 2, /* size (0 = byte, 1 = short, 2 = long) */ 2397 32, /* bitsize */ 2398 FALSE, /* pc_relative */ 2399 0, /* bitpos */ 2400 complain_overflow_dont, /* complain_on_overflow */ 2401 _bfd_mips_elf_generic_reloc, /* special_function */ 2402 "R_MICROMIPS_JALR", /* name */ 2403 FALSE, /* partial_inplace */ 2404 0, /* src_mask */ 2405 0x00000000, /* dst_mask */ 2406 FALSE), /* pcrel_offset */ 2407 }; 2408 2409 static reloc_howto_type micromips_elf64_howto_table_rela[] = 2410 { 2411 EMPTY_HOWTO (130), 2412 EMPTY_HOWTO (131), 2413 EMPTY_HOWTO (132), 2414 2415 /* 26 bit jump address. */ 2416 HOWTO (R_MICROMIPS_26_S1, /* type */ 2417 1, /* rightshift */ 2418 2, /* size (0 = byte, 1 = short, 2 = long) */ 2419 26, /* bitsize */ 2420 FALSE, /* pc_relative */ 2421 0, /* bitpos */ 2422 complain_overflow_dont, /* complain_on_overflow */ 2423 /* This needs complex overflow 2424 detection, because the upper four 2425 bits must match the PC. */ 2426 _bfd_mips_elf_generic_reloc, /* special_function */ 2427 "R_MICROMIPS_26_S1", /* name */ 2428 FALSE, /* partial_inplace */ 2429 0, /* src_mask */ 2430 0x3ffffff, /* dst_mask */ 2431 FALSE), /* pcrel_offset */ 2432 2433 /* High 16 bits of symbol value. */ 2434 HOWTO (R_MICROMIPS_HI16, /* type */ 2435 16, /* rightshift */ 2436 2, /* size (0 = byte, 1 = short, 2 = long) */ 2437 16, /* bitsize */ 2438 FALSE, /* pc_relative */ 2439 0, /* bitpos */ 2440 complain_overflow_dont, /* complain_on_overflow */ 2441 _bfd_mips_elf_hi16_reloc, /* special_function */ 2442 "R_MICROMIPS_HI16", /* name */ 2443 FALSE, /* partial_inplace */ 2444 0, /* src_mask */ 2445 0x0000ffff, /* dst_mask */ 2446 FALSE), /* pcrel_offset */ 2447 2448 /* Low 16 bits of symbol value. */ 2449 HOWTO (R_MICROMIPS_LO16, /* type */ 2450 0, /* rightshift */ 2451 2, /* size (0 = byte, 1 = short, 2 = long) */ 2452 16, /* bitsize */ 2453 FALSE, /* pc_relative */ 2454 0, /* bitpos */ 2455 complain_overflow_dont, /* complain_on_overflow */ 2456 _bfd_mips_elf_lo16_reloc, /* special_function */ 2457 "R_MICROMIPS_LO16", /* name */ 2458 FALSE, /* partial_inplace */ 2459 0, /* src_mask */ 2460 0x0000ffff, /* dst_mask */ 2461 FALSE), /* pcrel_offset */ 2462 2463 /* GP relative reference. */ 2464 HOWTO (R_MICROMIPS_GPREL16, /* type */ 2465 0, /* rightshift */ 2466 2, /* size (0 = byte, 1 = short, 2 = long) */ 2467 16, /* bitsize */ 2468 FALSE, /* pc_relative */ 2469 0, /* bitpos */ 2470 complain_overflow_signed, /* complain_on_overflow */ 2471 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2472 "R_MICROMIPS_GPREL16", /* name */ 2473 FALSE, /* partial_inplace */ 2474 0, /* src_mask */ 2475 0x0000ffff, /* dst_mask */ 2476 FALSE), /* pcrel_offset */ 2477 2478 /* Reference to literal section. */ 2479 HOWTO (R_MICROMIPS_LITERAL, /* type */ 2480 0, /* rightshift */ 2481 2, /* size (0 = byte, 1 = short, 2 = long) */ 2482 16, /* bitsize */ 2483 FALSE, /* pc_relative */ 2484 0, /* bitpos */ 2485 complain_overflow_signed, /* complain_on_overflow */ 2486 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2487 "R_MICROMIPS_LITERAL", /* name */ 2488 FALSE, /* partial_inplace */ 2489 0, /* src_mask */ 2490 0x0000ffff, /* dst_mask */ 2491 FALSE), /* pcrel_offset */ 2492 2493 /* Reference to global offset table. */ 2494 HOWTO (R_MICROMIPS_GOT16, /* type */ 2495 0, /* rightshift */ 2496 2, /* size (0 = byte, 1 = short, 2 = long) */ 2497 16, /* bitsize */ 2498 FALSE, /* pc_relative */ 2499 0, /* bitpos */ 2500 complain_overflow_signed, /* complain_on_overflow */ 2501 _bfd_mips_elf_got16_reloc, /* special_function */ 2502 "R_MICROMIPS_GOT16", /* name */ 2503 FALSE, /* partial_inplace */ 2504 0, /* src_mask */ 2505 0x0000ffff, /* dst_mask */ 2506 FALSE), /* pcrel_offset */ 2507 2508 /* This is for microMIPS branches. */ 2509 HOWTO (R_MICROMIPS_PC7_S1, /* type */ 2510 1, /* rightshift */ 2511 1, /* size (0 = byte, 1 = short, 2 = long) */ 2512 7, /* bitsize */ 2513 TRUE, /* pc_relative */ 2514 0, /* bitpos */ 2515 complain_overflow_signed, /* complain_on_overflow */ 2516 _bfd_mips_elf_generic_reloc, /* special_function */ 2517 "R_MICROMIPS_PC7_S1", /* name */ 2518 FALSE, /* partial_inplace */ 2519 0, /* src_mask */ 2520 0x0000007f, /* dst_mask */ 2521 TRUE), /* pcrel_offset */ 2522 2523 HOWTO (R_MICROMIPS_PC10_S1, /* type */ 2524 1, /* rightshift */ 2525 1, /* size (0 = byte, 1 = short, 2 = long) */ 2526 10, /* bitsize */ 2527 TRUE, /* pc_relative */ 2528 0, /* bitpos */ 2529 complain_overflow_signed, /* complain_on_overflow */ 2530 _bfd_mips_elf_generic_reloc, /* special_function */ 2531 "R_MICROMIPS_PC10_S1", /* name */ 2532 FALSE, /* partial_inplace */ 2533 0, /* src_mask */ 2534 0x000003ff, /* dst_mask */ 2535 TRUE), /* pcrel_offset */ 2536 2537 HOWTO (R_MICROMIPS_PC16_S1, /* type */ 2538 1, /* rightshift */ 2539 2, /* size (0 = byte, 1 = short, 2 = long) */ 2540 16, /* bitsize */ 2541 TRUE, /* pc_relative */ 2542 0, /* bitpos */ 2543 complain_overflow_signed, /* complain_on_overflow */ 2544 _bfd_mips_elf_generic_reloc, /* special_function */ 2545 "R_MICROMIPS_PC16_S1", /* name */ 2546 FALSE, /* partial_inplace */ 2547 0, /* src_mask */ 2548 0x0000ffff, /* dst_mask */ 2549 TRUE), /* pcrel_offset */ 2550 2551 /* 16 bit call through global offset table. */ 2552 HOWTO (R_MICROMIPS_CALL16, /* type */ 2553 0, /* rightshift */ 2554 2, /* size (0 = byte, 1 = short, 2 = long) */ 2555 16, /* bitsize */ 2556 FALSE, /* pc_relative */ 2557 0, /* bitpos */ 2558 complain_overflow_signed, /* complain_on_overflow */ 2559 _bfd_mips_elf_generic_reloc, /* special_function */ 2560 "R_MICROMIPS_CALL16", /* name */ 2561 FALSE, /* partial_inplace */ 2562 0, /* src_mask */ 2563 0x0000ffff, /* dst_mask */ 2564 FALSE), /* pcrel_offset */ 2565 2566 EMPTY_HOWTO (143), 2567 EMPTY_HOWTO (144), 2568 2569 /* Displacement in the global offset table. */ 2570 HOWTO (R_MICROMIPS_GOT_DISP, /* type */ 2571 0, /* rightshift */ 2572 2, /* size (0 = byte, 1 = short, 2 = long) */ 2573 16, /* bitsize */ 2574 FALSE, /* pc_relative */ 2575 0, /* bitpos */ 2576 complain_overflow_signed, /* complain_on_overflow */ 2577 _bfd_mips_elf_generic_reloc, /* special_function */ 2578 "R_MICROMIPS_GOT_DISP",/* name */ 2579 FALSE, /* partial_inplace */ 2580 0, /* src_mask */ 2581 0x0000ffff, /* dst_mask */ 2582 FALSE), /* pcrel_offset */ 2583 2584 /* Displacement to page pointer in the global offset table. */ 2585 HOWTO (R_MICROMIPS_GOT_PAGE, /* type */ 2586 0, /* rightshift */ 2587 2, /* size (0 = byte, 1 = short, 2 = long) */ 2588 16, /* bitsize */ 2589 FALSE, /* pc_relative */ 2590 0, /* bitpos */ 2591 complain_overflow_signed, /* complain_on_overflow */ 2592 _bfd_mips_elf_generic_reloc, /* special_function */ 2593 "R_MICROMIPS_GOT_PAGE",/* name */ 2594 FALSE, /* partial_inplace */ 2595 0, /* src_mask */ 2596 0x0000ffff, /* dst_mask */ 2597 FALSE), /* pcrel_offset */ 2598 2599 /* Offset from page pointer in the global offset table. */ 2600 HOWTO (R_MICROMIPS_GOT_OFST, /* type */ 2601 0, /* rightshift */ 2602 2, /* size (0 = byte, 1 = short, 2 = long) */ 2603 16, /* bitsize */ 2604 FALSE, /* pc_relative */ 2605 0, /* bitpos */ 2606 complain_overflow_signed, /* complain_on_overflow */ 2607 _bfd_mips_elf_generic_reloc, /* special_function */ 2608 "R_MICROMIPS_GOT_OFST",/* name */ 2609 FALSE, /* partial_inplace */ 2610 0, /* src_mask */ 2611 0x0000ffff, /* dst_mask */ 2612 FALSE), /* pcrel_offset */ 2613 2614 /* High 16 bits of displacement in global offset table. */ 2615 HOWTO (R_MICROMIPS_GOT_HI16, /* type */ 2616 0, /* rightshift */ 2617 2, /* size (0 = byte, 1 = short, 2 = long) */ 2618 16, /* bitsize */ 2619 FALSE, /* pc_relative */ 2620 0, /* bitpos */ 2621 complain_overflow_dont, /* complain_on_overflow */ 2622 _bfd_mips_elf_generic_reloc, /* special_function */ 2623 "R_MICROMIPS_GOT_HI16",/* name */ 2624 FALSE, /* partial_inplace */ 2625 0, /* src_mask */ 2626 0x0000ffff, /* dst_mask */ 2627 FALSE), /* pcrel_offset */ 2628 2629 /* Low 16 bits of displacement in global offset table. */ 2630 HOWTO (R_MICROMIPS_GOT_LO16, /* type */ 2631 0, /* rightshift */ 2632 2, /* size (0 = byte, 1 = short, 2 = long) */ 2633 16, /* bitsize */ 2634 FALSE, /* pc_relative */ 2635 0, /* bitpos */ 2636 complain_overflow_dont, /* complain_on_overflow */ 2637 _bfd_mips_elf_generic_reloc, /* special_function */ 2638 "R_MICROMIPS_GOT_LO16",/* name */ 2639 FALSE, /* partial_inplace */ 2640 0, /* src_mask */ 2641 0x0000ffff, /* dst_mask */ 2642 FALSE), /* pcrel_offset */ 2643 2644 /* 64 bit subtraction. Used in the N32 ABI. */ 2645 HOWTO (R_MICROMIPS_SUB, /* type */ 2646 0, /* rightshift */ 2647 4, /* size (0 = byte, 1 = short, 2 = long) */ 2648 64, /* bitsize */ 2649 FALSE, /* pc_relative */ 2650 0, /* bitpos */ 2651 complain_overflow_dont, /* complain_on_overflow */ 2652 _bfd_mips_elf_generic_reloc, /* special_function */ 2653 "R_MICROMIPS_SUB", /* name */ 2654 FALSE, /* partial_inplace */ 2655 0, /* src_mask */ 2656 MINUS_ONE, /* dst_mask */ 2657 FALSE), /* pcrel_offset */ 2658 2659 /* Get the higher value of a 64 bit addend. */ 2660 HOWTO (R_MICROMIPS_HIGHER, /* type */ 2661 0, /* rightshift */ 2662 2, /* size (0 = byte, 1 = short, 2 = long) */ 2663 16, /* bitsize */ 2664 FALSE, /* pc_relative */ 2665 0, /* bitpos */ 2666 complain_overflow_dont, /* complain_on_overflow */ 2667 _bfd_mips_elf_generic_reloc, /* special_function */ 2668 "R_MICROMIPS_HIGHER", /* name */ 2669 FALSE, /* partial_inplace */ 2670 0, /* src_mask */ 2671 0x0000ffff, /* dst_mask */ 2672 FALSE), /* pcrel_offset */ 2673 2674 /* Get the highest value of a 64 bit addend. */ 2675 HOWTO (R_MICROMIPS_HIGHEST, /* type */ 2676 0, /* rightshift */ 2677 2, /* size (0 = byte, 1 = short, 2 = long) */ 2678 16, /* bitsize */ 2679 FALSE, /* pc_relative */ 2680 0, /* bitpos */ 2681 complain_overflow_dont, /* complain_on_overflow */ 2682 _bfd_mips_elf_generic_reloc, /* special_function */ 2683 "R_MICROMIPS_HIGHEST", /* name */ 2684 FALSE, /* partial_inplace */ 2685 0, /* src_mask */ 2686 0x0000ffff, /* dst_mask */ 2687 FALSE), /* pcrel_offset */ 2688 2689 /* High 16 bits of displacement in global offset table. */ 2690 HOWTO (R_MICROMIPS_CALL_HI16, /* type */ 2691 0, /* rightshift */ 2692 2, /* size (0 = byte, 1 = short, 2 = long) */ 2693 16, /* bitsize */ 2694 FALSE, /* pc_relative */ 2695 0, /* bitpos */ 2696 complain_overflow_dont, /* complain_on_overflow */ 2697 _bfd_mips_elf_generic_reloc, /* special_function */ 2698 "R_MICROMIPS_CALL_HI16",/* name */ 2699 FALSE, /* partial_inplace */ 2700 0, /* src_mask */ 2701 0x0000ffff, /* dst_mask */ 2702 FALSE), /* pcrel_offset */ 2703 2704 /* Low 16 bits of displacement in global offset table. */ 2705 HOWTO (R_MICROMIPS_CALL_LO16, /* type */ 2706 0, /* rightshift */ 2707 2, /* size (0 = byte, 1 = short, 2 = long) */ 2708 16, /* bitsize */ 2709 FALSE, /* pc_relative */ 2710 0, /* bitpos */ 2711 complain_overflow_dont, /* complain_on_overflow */ 2712 _bfd_mips_elf_generic_reloc, /* special_function */ 2713 "R_MICROMIPS_CALL_LO16",/* name */ 2714 FALSE, /* partial_inplace */ 2715 0, /* src_mask */ 2716 0x0000ffff, /* dst_mask */ 2717 FALSE), /* pcrel_offset */ 2718 2719 /* Section displacement. */ 2720 HOWTO (R_MICROMIPS_SCN_DISP, /* type */ 2721 0, /* rightshift */ 2722 2, /* size (0 = byte, 1 = short, 2 = long) */ 2723 32, /* bitsize */ 2724 FALSE, /* pc_relative */ 2725 0, /* bitpos */ 2726 complain_overflow_dont, /* complain_on_overflow */ 2727 _bfd_mips_elf_generic_reloc, /* special_function */ 2728 "R_MICROMIPS_SCN_DISP", /* name */ 2729 FALSE, /* partial_inplace */ 2730 0, /* src_mask */ 2731 0xffffffff, /* dst_mask */ 2732 FALSE), /* pcrel_offset */ 2733 2734 /* Protected jump conversion. This is an optimization hint. No 2735 relocation is required for correctness. */ 2736 HOWTO (R_MICROMIPS_JALR, /* type */ 2737 0, /* rightshift */ 2738 2, /* size (0 = byte, 1 = short, 2 = long) */ 2739 32, /* bitsize */ 2740 FALSE, /* pc_relative */ 2741 0, /* bitpos */ 2742 complain_overflow_dont, /* complain_on_overflow */ 2743 _bfd_mips_elf_generic_reloc, /* special_function */ 2744 "R_MICROMIPS_JALR", /* name */ 2745 FALSE, /* partial_inplace */ 2746 0, /* src_mask */ 2747 0x00000000, /* dst_mask */ 2748 FALSE), /* pcrel_offset */ 2749 }; 2750 2751 /* GNU extension to record C++ vtable hierarchy */ 2752 static reloc_howto_type elf_mips_gnu_vtinherit_howto = 2753 HOWTO (R_MIPS_GNU_VTINHERIT, /* type */ 2754 0, /* rightshift */ 2755 2, /* size (0 = byte, 1 = short, 2 = long) */ 2756 0, /* bitsize */ 2757 FALSE, /* pc_relative */ 2758 0, /* bitpos */ 2759 complain_overflow_dont, /* complain_on_overflow */ 2760 NULL, /* special_function */ 2761 "R_MIPS_GNU_VTINHERIT", /* name */ 2762 FALSE, /* partial_inplace */ 2763 0, /* src_mask */ 2764 0, /* dst_mask */ 2765 FALSE); /* pcrel_offset */ 2766 2767 /* GNU extension to record C++ vtable member usage */ 2768 static reloc_howto_type elf_mips_gnu_vtentry_howto = 2769 HOWTO (R_MIPS_GNU_VTENTRY, /* type */ 2770 0, /* rightshift */ 2771 2, /* size (0 = byte, 1 = short, 2 = long) */ 2772 0, /* bitsize */ 2773 FALSE, /* pc_relative */ 2774 0, /* bitpos */ 2775 complain_overflow_dont, /* complain_on_overflow */ 2776 _bfd_elf_rel_vtable_reloc_fn, /* special_function */ 2777 "R_MIPS_GNU_VTENTRY", /* name */ 2778 FALSE, /* partial_inplace */ 2779 0, /* src_mask */ 2780 0, /* dst_mask */ 2781 FALSE); /* pcrel_offset */ 2782 2783 /* 16 bit offset for pc-relative branches. */ 2785 static reloc_howto_type elf_mips_gnu_rel16_s2 = 2786 HOWTO (R_MIPS_GNU_REL16_S2, /* type */ 2787 2, /* rightshift */ 2788 2, /* size (0 = byte, 1 = short, 2 = long) */ 2789 16, /* bitsize */ 2790 TRUE, /* pc_relative */ 2791 0, /* bitpos */ 2792 complain_overflow_signed, /* complain_on_overflow */ 2793 _bfd_mips_elf_generic_reloc, /* special_function */ 2794 "R_MIPS_GNU_REL16_S2", /* name */ 2795 TRUE, /* partial_inplace */ 2796 0x0000ffff, /* src_mask */ 2797 0x0000ffff, /* dst_mask */ 2798 TRUE); /* pcrel_offset */ 2799 2800 /* 16 bit offset for pc-relative branches. */ 2801 static reloc_howto_type elf_mips_gnu_rela16_s2 = 2802 HOWTO (R_MIPS_GNU_REL16_S2, /* type */ 2803 2, /* rightshift */ 2804 2, /* size (0 = byte, 1 = short, 2 = long) */ 2805 16, /* bitsize */ 2806 TRUE, /* pc_relative */ 2807 0, /* bitpos */ 2808 complain_overflow_signed, /* complain_on_overflow */ 2809 _bfd_mips_elf_generic_reloc, /* special_function */ 2810 "R_MIPS_GNU_REL16_S2", /* name */ 2811 FALSE, /* partial_inplace */ 2812 0, /* src_mask */ 2813 0x0000ffff, /* dst_mask */ 2814 TRUE); /* pcrel_offset */ 2815 2816 /* 32 bit pc-relative. Used for compact EH tables. */ 2817 static reloc_howto_type elf_mips_gnu_pcrel32 = 2818 HOWTO (R_MIPS_PC32, /* type */ 2819 0, /* rightshift */ 2820 2, /* size (0 = byte, 1 = short, 2 = long) */ 2821 32, /* bitsize */ 2822 TRUE, /* pc_relative */ 2823 0, /* bitpos */ 2824 complain_overflow_signed, /* complain_on_overflow */ 2825 _bfd_mips_elf_generic_reloc, /* special_function */ 2826 "R_MIPS_PC32", /* name */ 2827 TRUE, /* partial_inplace */ 2828 0xffffffff, /* src_mask */ 2829 0xffffffff, /* dst_mask */ 2830 TRUE); /* pcrel_offset */ 2831 2832 2833 /* Originally a VxWorks extension, but now used for other systems too. */ 2835 static reloc_howto_type elf_mips_copy_howto = 2836 HOWTO (R_MIPS_COPY, /* type */ 2837 0, /* rightshift */ 2838 0, /* this one is variable size */ 2839 0, /* bitsize */ 2840 FALSE, /* pc_relative */ 2841 0, /* bitpos */ 2842 complain_overflow_bitfield, /* complain_on_overflow */ 2843 _bfd_mips_elf_generic_reloc, /* special_function */ 2844 "R_MIPS_COPY", /* name */ 2845 FALSE, /* partial_inplace */ 2846 0x0, /* src_mask */ 2847 0x0, /* dst_mask */ 2848 FALSE); /* pcrel_offset */ 2849 2850 /* Originally a VxWorks extension, but now used for other systems too. */ 2851 static reloc_howto_type elf_mips_jump_slot_howto = 2852 HOWTO (R_MIPS_JUMP_SLOT, /* type */ 2853 0, /* rightshift */ 2854 4, /* size (0 = byte, 1 = short, 2 = long) */ 2855 64, /* bitsize */ 2856 FALSE, /* pc_relative */ 2857 0, /* bitpos */ 2858 complain_overflow_bitfield, /* complain_on_overflow */ 2859 _bfd_mips_elf_generic_reloc, /* special_function */ 2860 "R_MIPS_JUMP_SLOT", /* name */ 2861 FALSE, /* partial_inplace */ 2862 0x0, /* src_mask */ 2863 0x0, /* dst_mask */ 2864 FALSE); /* pcrel_offset */ 2865 2866 /* Used in EH tables. */ 2867 static reloc_howto_type elf_mips_eh_howto = 2868 HOWTO (R_MIPS_EH, /* type */ 2869 0, /* rightshift */ 2870 2, /* size (0 = byte, 1 = short, 2 = long) */ 2871 32, /* bitsize */ 2872 FALSE, /* pc_relative */ 2873 0, /* bitpos */ 2874 complain_overflow_signed, /* complain_on_overflow */ 2875 _bfd_mips_elf_generic_reloc, /* special_function */ 2876 "R_MIPS_EH", /* name */ 2877 TRUE, /* partial_inplace */ 2878 0xffffffff, /* src_mask */ 2879 0xffffffff, /* dst_mask */ 2880 FALSE); /* pcrel_offset */ 2881 2882 2883 /* Swap in a MIPS 64-bit Rel reloc. */ 2885 2886 static void 2887 mips_elf64_swap_reloc_in (bfd *abfd, const Elf64_Mips_External_Rel *src, 2888 Elf64_Mips_Internal_Rela *dst) 2889 { 2890 dst->r_offset = H_GET_64 (abfd, src->r_offset); 2891 dst->r_sym = H_GET_32 (abfd, src->r_sym); 2892 dst->r_ssym = H_GET_8 (abfd, src->r_ssym); 2893 dst->r_type3 = H_GET_8 (abfd, src->r_type3); 2894 dst->r_type2 = H_GET_8 (abfd, src->r_type2); 2895 dst->r_type = H_GET_8 (abfd, src->r_type); 2896 dst->r_addend = 0; 2897 } 2898 2899 /* Swap in a MIPS 64-bit Rela reloc. */ 2900 2901 static void 2902 mips_elf64_swap_reloca_in (bfd *abfd, const Elf64_Mips_External_Rela *src, 2903 Elf64_Mips_Internal_Rela *dst) 2904 { 2905 dst->r_offset = H_GET_64 (abfd, src->r_offset); 2906 dst->r_sym = H_GET_32 (abfd, src->r_sym); 2907 dst->r_ssym = H_GET_8 (abfd, src->r_ssym); 2908 dst->r_type3 = H_GET_8 (abfd, src->r_type3); 2909 dst->r_type2 = H_GET_8 (abfd, src->r_type2); 2910 dst->r_type = H_GET_8 (abfd, src->r_type); 2911 dst->r_addend = H_GET_S64 (abfd, src->r_addend); 2912 } 2913 2914 /* Swap out a MIPS 64-bit Rel reloc. */ 2915 2916 static void 2917 mips_elf64_swap_reloc_out (bfd *abfd, const Elf64_Mips_Internal_Rela *src, 2918 Elf64_Mips_External_Rel *dst) 2919 { 2920 H_PUT_64 (abfd, src->r_offset, dst->r_offset); 2921 H_PUT_32 (abfd, src->r_sym, dst->r_sym); 2922 H_PUT_8 (abfd, src->r_ssym, dst->r_ssym); 2923 H_PUT_8 (abfd, src->r_type3, dst->r_type3); 2924 H_PUT_8 (abfd, src->r_type2, dst->r_type2); 2925 H_PUT_8 (abfd, src->r_type, dst->r_type); 2926 } 2927 2928 /* Swap out a MIPS 64-bit Rela reloc. */ 2929 2930 static void 2931 mips_elf64_swap_reloca_out (bfd *abfd, const Elf64_Mips_Internal_Rela *src, 2932 Elf64_Mips_External_Rela *dst) 2933 { 2934 H_PUT_64 (abfd, src->r_offset, dst->r_offset); 2935 H_PUT_32 (abfd, src->r_sym, dst->r_sym); 2936 H_PUT_8 (abfd, src->r_ssym, dst->r_ssym); 2937 H_PUT_8 (abfd, src->r_type3, dst->r_type3); 2938 H_PUT_8 (abfd, src->r_type2, dst->r_type2); 2939 H_PUT_8 (abfd, src->r_type, dst->r_type); 2940 H_PUT_S64 (abfd, src->r_addend, dst->r_addend); 2941 } 2942 2943 /* Swap in a MIPS 64-bit Rel reloc. */ 2944 2945 static void 2946 mips_elf64_be_swap_reloc_in (bfd *abfd, const bfd_byte *src, 2947 Elf_Internal_Rela *dst) 2948 { 2949 Elf64_Mips_Internal_Rela mirel; 2950 2951 mips_elf64_swap_reloc_in (abfd, 2952 (const Elf64_Mips_External_Rel *) src, 2953 &mirel); 2954 2955 dst[0].r_offset = mirel.r_offset; 2956 dst[0].r_info = ELF64_R_INFO (mirel.r_sym, mirel.r_type); 2957 dst[0].r_addend = 0; 2958 dst[1].r_offset = mirel.r_offset; 2959 dst[1].r_info = ELF64_R_INFO (mirel.r_ssym, mirel.r_type2); 2960 dst[1].r_addend = 0; 2961 dst[2].r_offset = mirel.r_offset; 2962 dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirel.r_type3); 2963 dst[2].r_addend = 0; 2964 } 2965 2966 /* Swap in a MIPS 64-bit Rela reloc. */ 2967 2968 static void 2969 mips_elf64_be_swap_reloca_in (bfd *abfd, const bfd_byte *src, 2970 Elf_Internal_Rela *dst) 2971 { 2972 Elf64_Mips_Internal_Rela mirela; 2973 2974 mips_elf64_swap_reloca_in (abfd, 2975 (const Elf64_Mips_External_Rela *) src, 2976 &mirela); 2977 2978 dst[0].r_offset = mirela.r_offset; 2979 dst[0].r_info = ELF64_R_INFO (mirela.r_sym, mirela.r_type); 2980 dst[0].r_addend = mirela.r_addend; 2981 dst[1].r_offset = mirela.r_offset; 2982 dst[1].r_info = ELF64_R_INFO (mirela.r_ssym, mirela.r_type2); 2983 dst[1].r_addend = 0; 2984 dst[2].r_offset = mirela.r_offset; 2985 dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirela.r_type3); 2986 dst[2].r_addend = 0; 2987 } 2988 2989 /* Swap out a MIPS 64-bit Rel reloc. */ 2990 2991 static void 2992 mips_elf64_be_swap_reloc_out (bfd *abfd, const Elf_Internal_Rela *src, 2993 bfd_byte *dst) 2994 { 2995 Elf64_Mips_Internal_Rela mirel; 2996 2997 mirel.r_offset = src[0].r_offset; 2998 BFD_ASSERT(src[0].r_offset == src[1].r_offset); 2999 BFD_ASSERT(src[0].r_offset == src[2].r_offset); 3000 3001 mirel.r_type = ELF64_MIPS_R_TYPE (src[0].r_info); 3002 mirel.r_sym = ELF64_R_SYM (src[0].r_info); 3003 mirel.r_type2 = ELF64_MIPS_R_TYPE (src[1].r_info); 3004 mirel.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info); 3005 mirel.r_type3 = ELF64_MIPS_R_TYPE (src[2].r_info); 3006 3007 mips_elf64_swap_reloc_out (abfd, &mirel, 3008 (Elf64_Mips_External_Rel *) dst); 3009 } 3010 3011 /* Swap out a MIPS 64-bit Rela reloc. */ 3012 3013 static void 3014 mips_elf64_be_swap_reloca_out (bfd *abfd, const Elf_Internal_Rela *src, 3015 bfd_byte *dst) 3016 { 3017 Elf64_Mips_Internal_Rela mirela; 3018 3019 mirela.r_offset = src[0].r_offset; 3020 BFD_ASSERT(src[0].r_offset == src[1].r_offset); 3021 BFD_ASSERT(src[0].r_offset == src[2].r_offset); 3022 3023 mirela.r_type = ELF64_MIPS_R_TYPE (src[0].r_info); 3024 mirela.r_sym = ELF64_R_SYM (src[0].r_info); 3025 mirela.r_addend = src[0].r_addend; 3026 BFD_ASSERT(src[1].r_addend == 0); 3027 BFD_ASSERT(src[2].r_addend == 0); 3028 3029 mirela.r_type2 = ELF64_MIPS_R_TYPE (src[1].r_info); 3030 mirela.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info); 3031 mirela.r_type3 = ELF64_MIPS_R_TYPE (src[2].r_info); 3032 3033 mips_elf64_swap_reloca_out (abfd, &mirela, 3034 (Elf64_Mips_External_Rela *) dst); 3035 } 3036 3037 /* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a 3039 dangerous relocation. */ 3040 3041 static bfd_boolean 3042 mips_elf64_assign_gp (bfd *output_bfd, bfd_vma *pgp) 3043 { 3044 unsigned int count; 3045 asymbol **sym; 3046 unsigned int i; 3047 3048 /* If we've already figured out what GP will be, just return it. */ 3049 *pgp = _bfd_get_gp_value (output_bfd); 3050 if (*pgp) 3051 return TRUE; 3052 3053 count = bfd_get_symcount (output_bfd); 3054 sym = bfd_get_outsymbols (output_bfd); 3055 3056 /* The linker script will have created a symbol named `_gp' with the 3057 appropriate value. */ 3058 if (sym == NULL) 3059 i = count; 3060 else 3061 { 3062 for (i = 0; i < count; i++, sym++) 3063 { 3064 register const char *name; 3065 3066 name = bfd_asymbol_name (*sym); 3067 if (*name == '_' && strcmp (name, "_gp") == 0) 3068 { 3069 *pgp = bfd_asymbol_value (*sym); 3070 _bfd_set_gp_value (output_bfd, *pgp); 3071 break; 3072 } 3073 } 3074 } 3075 3076 if (i >= count) 3077 { 3078 /* Only get the error once. */ 3079 *pgp = 4; 3080 _bfd_set_gp_value (output_bfd, *pgp); 3081 return FALSE; 3082 } 3083 3084 return TRUE; 3085 } 3086 3087 /* We have to figure out the gp value, so that we can adjust the 3088 symbol value correctly. We look up the symbol _gp in the output 3089 BFD. If we can't find it, we're stuck. We cache it in the ELF 3090 target data. We don't need to adjust the symbol value for an 3091 external symbol if we are producing relocatable output. */ 3092 3093 static bfd_reloc_status_type 3094 mips_elf64_final_gp (bfd *output_bfd, asymbol *symbol, bfd_boolean relocatable, 3095 char **error_message, bfd_vma *pgp) 3096 { 3097 if (bfd_is_und_section (symbol->section) 3098 && ! relocatable) 3099 { 3100 *pgp = 0; 3101 return bfd_reloc_undefined; 3102 } 3103 3104 *pgp = _bfd_get_gp_value (output_bfd); 3105 if (*pgp == 0 3106 && (! relocatable 3107 || (symbol->flags & BSF_SECTION_SYM) != 0)) 3108 { 3109 if (relocatable) 3110 { 3111 /* Make up a value. */ 3112 *pgp = symbol->section->output_section->vma /*+ 0x4000*/; 3113 _bfd_set_gp_value (output_bfd, *pgp); 3114 } 3115 else if (!mips_elf64_assign_gp (output_bfd, pgp)) 3116 { 3117 *error_message = 3118 (char *) _("GP relative relocation when _gp not defined"); 3119 return bfd_reloc_dangerous; 3120 } 3121 } 3122 3123 return bfd_reloc_ok; 3124 } 3125 3126 /* Do a R_MIPS_GPREL16 relocation. This is a 16 bit value which must 3127 become the offset from the gp register. */ 3128 3129 static bfd_reloc_status_type 3130 mips_elf64_gprel16_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3131 void *data, asection *input_section, bfd *output_bfd, 3132 char **error_message) 3133 { 3134 bfd_boolean relocatable; 3135 bfd_reloc_status_type ret; 3136 bfd_vma gp; 3137 3138 /* If we're relocating, and this is an external symbol, we don't want 3139 to change anything. */ 3140 if (output_bfd != NULL 3141 && (symbol->flags & BSF_SECTION_SYM) == 0 3142 && (symbol->flags & BSF_LOCAL) != 0) 3143 { 3144 reloc_entry->address += input_section->output_offset; 3145 return bfd_reloc_ok; 3146 } 3147 3148 if (output_bfd != NULL) 3149 relocatable = TRUE; 3150 else 3151 { 3152 relocatable = FALSE; 3153 output_bfd = symbol->section->output_section->owner; 3154 } 3155 3156 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, 3157 &gp); 3158 if (ret != bfd_reloc_ok) 3159 return ret; 3160 3161 return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3162 input_section, relocatable, 3163 data, gp); 3164 } 3165 3166 /* Do a R_MIPS_LITERAL relocation. */ 3167 3168 static bfd_reloc_status_type 3169 mips_elf64_literal_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3170 void *data, asection *input_section, bfd *output_bfd, 3171 char **error_message) 3172 { 3173 bfd_boolean relocatable; 3174 bfd_reloc_status_type ret; 3175 bfd_vma gp; 3176 3177 /* R_MIPS_LITERAL relocations are defined for local symbols only. */ 3178 if (output_bfd != NULL 3179 && (symbol->flags & BSF_SECTION_SYM) == 0 3180 && (symbol->flags & BSF_LOCAL) != 0) 3181 { 3182 *error_message = (char *) 3183 _("literal relocation occurs for an external symbol"); 3184 return bfd_reloc_outofrange; 3185 } 3186 3187 /* FIXME: The entries in the .lit8 and .lit4 sections should be merged. */ 3188 if (output_bfd != NULL) 3189 relocatable = TRUE; 3190 else 3191 { 3192 relocatable = FALSE; 3193 output_bfd = symbol->section->output_section->owner; 3194 } 3195 3196 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, 3197 &gp); 3198 if (ret != bfd_reloc_ok) 3199 return ret; 3200 3201 return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3202 input_section, relocatable, 3203 data, gp); 3204 } 3205 3206 /* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must 3207 become the offset from the gp register. */ 3208 3209 static bfd_reloc_status_type 3210 mips_elf64_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3211 void *data, asection *input_section, bfd *output_bfd, 3212 char **error_message) 3213 { 3214 bfd_boolean relocatable; 3215 bfd_reloc_status_type ret; 3216 bfd_vma gp; 3217 bfd_vma relocation; 3218 bfd_vma val; 3219 3220 /* R_MIPS_GPREL32 relocations are defined for local symbols only. */ 3221 if (output_bfd != NULL 3222 && (symbol->flags & BSF_SECTION_SYM) == 0 3223 && (symbol->flags & BSF_LOCAL) != 0) 3224 { 3225 *error_message = (char *) 3226 _("32bits gp relative relocation occurs for an external symbol"); 3227 return bfd_reloc_outofrange; 3228 } 3229 3230 if (output_bfd != NULL) 3231 relocatable = TRUE; 3232 else 3233 { 3234 relocatable = FALSE; 3235 output_bfd = symbol->section->output_section->owner; 3236 } 3237 3238 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, 3239 error_message, &gp); 3240 if (ret != bfd_reloc_ok) 3241 return ret; 3242 3243 if (bfd_is_com_section (symbol->section)) 3244 relocation = 0; 3245 else 3246 relocation = symbol->value; 3247 3248 relocation += symbol->section->output_section->vma; 3249 relocation += symbol->section->output_offset; 3250 3251 if (reloc_entry->address > bfd_get_section_limit (abfd, input_section)) 3252 return bfd_reloc_outofrange; 3253 3254 /* Set val to the offset into the section or symbol. */ 3255 val = reloc_entry->addend; 3256 3257 if (reloc_entry->howto->partial_inplace) 3258 val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address); 3259 3260 /* Adjust val for the final section location and GP value. If we 3261 are producing relocatable output, we don't want to do this for 3262 an external symbol. */ 3263 if (! relocatable 3264 || (symbol->flags & BSF_SECTION_SYM) != 0) 3265 val += relocation - gp; 3266 3267 if (reloc_entry->howto->partial_inplace) 3268 bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address); 3269 else 3270 reloc_entry->addend = val; 3271 3272 if (relocatable) 3273 reloc_entry->address += input_section->output_offset; 3274 3275 return bfd_reloc_ok; 3276 } 3277 3278 /* Do a R_MIPS_SHIFT6 relocation. The MSB of the shift is stored at bit 2, 3279 the rest is at bits 6-10. The bitpos already got right by the howto. */ 3280 3281 static bfd_reloc_status_type 3282 mips_elf64_shift6_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3283 void *data, asection *input_section, bfd *output_bfd, 3284 char **error_message) 3285 { 3286 if (reloc_entry->howto->partial_inplace) 3287 { 3288 reloc_entry->addend = ((reloc_entry->addend & 0x00007c0) 3289 | (reloc_entry->addend & 0x00000800) >> 9); 3290 } 3291 3292 return _bfd_mips_elf_generic_reloc (abfd, reloc_entry, symbol, data, 3293 input_section, output_bfd, 3294 error_message); 3295 } 3296 3297 /* Handle a mips16 GP relative reloc. */ 3298 3299 static bfd_reloc_status_type 3300 mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3301 void *data, asection *input_section, bfd *output_bfd, 3302 char **error_message) 3303 { 3304 bfd_boolean relocatable; 3305 bfd_reloc_status_type ret; 3306 bfd_byte *location; 3307 bfd_vma gp; 3308 3309 /* If we're relocating, and this is an external symbol, we don't want 3310 to change anything. */ 3311 if (output_bfd != NULL 3312 && (symbol->flags & BSF_SECTION_SYM) == 0 3313 && (symbol->flags & BSF_LOCAL) != 0) 3314 { 3315 reloc_entry->address += input_section->output_offset; 3316 return bfd_reloc_ok; 3317 } 3318 3319 if (output_bfd != NULL) 3320 relocatable = TRUE; 3321 else 3322 { 3323 relocatable = FALSE; 3324 output_bfd = symbol->section->output_section->owner; 3325 } 3326 3327 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, 3328 &gp); 3329 if (ret != bfd_reloc_ok) 3330 return ret; 3331 3332 location = (bfd_byte *) data + reloc_entry->address; 3333 _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE, 3334 location); 3335 ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3336 input_section, relocatable, 3337 data, gp); 3338 _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable, 3339 location); 3340 3341 return ret; 3342 } 3343 3344 /* A mapping from BFD reloc types to MIPS ELF reloc types. */ 3346 3347 struct elf_reloc_map { 3348 bfd_reloc_code_real_type bfd_val; 3349 enum elf_mips_reloc_type elf_val; 3350 }; 3351 3352 static const struct elf_reloc_map mips_reloc_map[] = 3353 { 3354 { BFD_RELOC_NONE, R_MIPS_NONE }, 3355 { BFD_RELOC_16, R_MIPS_16 }, 3356 { BFD_RELOC_32, R_MIPS_32 }, 3357 /* There is no BFD reloc for R_MIPS_REL32. */ 3358 { BFD_RELOC_64, R_MIPS_64 }, 3359 { BFD_RELOC_CTOR, R_MIPS_64 }, 3360 { BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 }, 3361 { BFD_RELOC_HI16_S, R_MIPS_HI16 }, 3362 { BFD_RELOC_LO16, R_MIPS_LO16 }, 3363 { BFD_RELOC_GPREL16, R_MIPS_GPREL16 }, 3364 { BFD_RELOC_GPREL32, R_MIPS_GPREL32 }, 3365 { BFD_RELOC_MIPS_JMP, R_MIPS_26 }, 3366 { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL }, 3367 { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 }, 3368 { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 }, 3369 { BFD_RELOC_MIPS_SHIFT5, R_MIPS_SHIFT5 }, 3370 { BFD_RELOC_MIPS_SHIFT6, R_MIPS_SHIFT6 }, 3371 { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP }, 3372 { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE }, 3373 { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST }, 3374 { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 }, 3375 { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 }, 3376 { BFD_RELOC_MIPS_SUB, R_MIPS_SUB }, 3377 { BFD_RELOC_MIPS_INSERT_A, R_MIPS_INSERT_A }, 3378 { BFD_RELOC_MIPS_INSERT_B, R_MIPS_INSERT_B }, 3379 { BFD_RELOC_MIPS_DELETE, R_MIPS_DELETE }, 3380 { BFD_RELOC_MIPS_HIGHEST, R_MIPS_HIGHEST }, 3381 { BFD_RELOC_MIPS_HIGHER, R_MIPS_HIGHER }, 3382 { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 }, 3383 { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 }, 3384 { BFD_RELOC_MIPS_SCN_DISP, R_MIPS_SCN_DISP }, 3385 { BFD_RELOC_MIPS_REL16, R_MIPS_REL16 }, 3386 /* Use of R_MIPS_ADD_IMMEDIATE and R_MIPS_PJUMP is deprecated. */ 3387 { BFD_RELOC_MIPS_RELGOT, R_MIPS_RELGOT }, 3388 { BFD_RELOC_MIPS_JALR, R_MIPS_JALR }, 3389 { BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 }, 3390 { BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 }, 3391 { BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 }, 3392 { BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 }, 3393 { BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD }, 3394 { BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM }, 3395 { BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 }, 3396 { BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 }, 3397 { BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL }, 3398 { BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 }, 3399 { BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 }, 3400 { BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 }, 3401 { BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 }, 3402 { BFD_RELOC_MIPS_21_PCREL_S2, R_MIPS_PC21_S2 }, 3403 { BFD_RELOC_MIPS_26_PCREL_S2, R_MIPS_PC26_S2 }, 3404 { BFD_RELOC_MIPS_18_PCREL_S3, R_MIPS_PC18_S3 }, 3405 { BFD_RELOC_MIPS_19_PCREL_S2, R_MIPS_PC19_S2 }, 3406 { BFD_RELOC_HI16_S_PCREL, R_MIPS_PCHI16 }, 3407 { BFD_RELOC_LO16_PCREL, R_MIPS_PCLO16 } 3408 }; 3409 3410 static const struct elf_reloc_map mips16_reloc_map[] = 3411 { 3412 { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min }, 3413 { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min }, 3414 { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min }, 3415 { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min }, 3416 { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min }, 3417 { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min }, 3418 { BFD_RELOC_MIPS16_TLS_GD, R_MIPS16_TLS_GD - R_MIPS16_min }, 3419 { BFD_RELOC_MIPS16_TLS_LDM, R_MIPS16_TLS_LDM - R_MIPS16_min }, 3420 { BFD_RELOC_MIPS16_TLS_DTPREL_HI16, 3421 R_MIPS16_TLS_DTPREL_HI16 - R_MIPS16_min }, 3422 { BFD_RELOC_MIPS16_TLS_DTPREL_LO16, 3423 R_MIPS16_TLS_DTPREL_LO16 - R_MIPS16_min }, 3424 { BFD_RELOC_MIPS16_TLS_GOTTPREL, R_MIPS16_TLS_GOTTPREL - R_MIPS16_min }, 3425 { BFD_RELOC_MIPS16_TLS_TPREL_HI16, R_MIPS16_TLS_TPREL_HI16 - R_MIPS16_min }, 3426 { BFD_RELOC_MIPS16_TLS_TPREL_LO16, R_MIPS16_TLS_TPREL_LO16 - R_MIPS16_min } 3427 }; 3428 3429 static const struct elf_reloc_map micromips_reloc_map[] = 3430 { 3431 { BFD_RELOC_MICROMIPS_JMP, R_MICROMIPS_26_S1 - R_MICROMIPS_min }, 3432 { BFD_RELOC_MICROMIPS_HI16_S, R_MICROMIPS_HI16 - R_MICROMIPS_min }, 3433 { BFD_RELOC_MICROMIPS_LO16, R_MICROMIPS_LO16 - R_MICROMIPS_min }, 3434 { BFD_RELOC_MICROMIPS_GPREL16, R_MICROMIPS_GPREL16 - R_MICROMIPS_min }, 3435 { BFD_RELOC_MICROMIPS_LITERAL, R_MICROMIPS_LITERAL - R_MICROMIPS_min }, 3436 { BFD_RELOC_MICROMIPS_GOT16, R_MICROMIPS_GOT16 - R_MICROMIPS_min }, 3437 { BFD_RELOC_MICROMIPS_7_PCREL_S1, R_MICROMIPS_PC7_S1 - R_MICROMIPS_min }, 3438 { BFD_RELOC_MICROMIPS_10_PCREL_S1, R_MICROMIPS_PC10_S1 - R_MICROMIPS_min }, 3439 { BFD_RELOC_MICROMIPS_16_PCREL_S1, R_MICROMIPS_PC16_S1 - R_MICROMIPS_min }, 3440 { BFD_RELOC_MICROMIPS_CALL16, R_MICROMIPS_CALL16 - R_MICROMIPS_min }, 3441 { BFD_RELOC_MICROMIPS_GOT_DISP, R_MICROMIPS_GOT_DISP - R_MICROMIPS_min }, 3442 { BFD_RELOC_MICROMIPS_GOT_PAGE, R_MICROMIPS_GOT_PAGE - R_MICROMIPS_min }, 3443 { BFD_RELOC_MICROMIPS_GOT_OFST, R_MICROMIPS_GOT_OFST - R_MICROMIPS_min }, 3444 { BFD_RELOC_MICROMIPS_GOT_HI16, R_MICROMIPS_GOT_HI16 - R_MICROMIPS_min }, 3445 { BFD_RELOC_MICROMIPS_GOT_LO16, R_MICROMIPS_GOT_LO16 - R_MICROMIPS_min }, 3446 { BFD_RELOC_MICROMIPS_SUB, R_MICROMIPS_SUB - R_MICROMIPS_min }, 3447 { BFD_RELOC_MICROMIPS_HIGHER, R_MICROMIPS_HIGHER - R_MICROMIPS_min }, 3448 { BFD_RELOC_MICROMIPS_HIGHEST, R_MICROMIPS_HIGHEST - R_MICROMIPS_min }, 3449 { BFD_RELOC_MICROMIPS_CALL_HI16, R_MICROMIPS_CALL_HI16 - R_MICROMIPS_min }, 3450 { BFD_RELOC_MICROMIPS_CALL_LO16, R_MICROMIPS_CALL_LO16 - R_MICROMIPS_min }, 3451 { BFD_RELOC_MICROMIPS_SCN_DISP, R_MICROMIPS_SCN_DISP - R_MICROMIPS_min }, 3452 { BFD_RELOC_MICROMIPS_JALR, R_MICROMIPS_JALR - R_MICROMIPS_min }, 3453 }; 3454 /* Given a BFD reloc type, return a howto structure. */ 3455 3456 static reloc_howto_type * 3457 bfd_elf64_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, 3458 bfd_reloc_code_real_type code) 3459 { 3460 unsigned int i; 3461 /* FIXME: We default to RELA here instead of choosing the right 3462 relocation variant. */ 3463 reloc_howto_type *howto_table = mips_elf64_howto_table_rela; 3464 reloc_howto_type *howto16_table = mips16_elf64_howto_table_rela; 3465 reloc_howto_type *howto_micromips_table = micromips_elf64_howto_table_rela; 3466 3467 for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map); 3468 i++) 3469 { 3470 if (mips_reloc_map[i].bfd_val == code) 3471 return &howto_table[(int) mips_reloc_map[i].elf_val]; 3472 } 3473 3474 for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map); 3475 i++) 3476 { 3477 if (mips16_reloc_map[i].bfd_val == code) 3478 return &howto16_table[(int) mips16_reloc_map[i].elf_val]; 3479 } 3480 3481 for (i = 0; i < sizeof (micromips_reloc_map) / sizeof (struct elf_reloc_map); 3482 i++) 3483 { 3484 if (micromips_reloc_map[i].bfd_val == code) 3485 return &howto_micromips_table[(int) micromips_reloc_map[i].elf_val]; 3486 } 3487 3488 switch (code) 3489 { 3490 case BFD_RELOC_VTABLE_INHERIT: 3491 return &elf_mips_gnu_vtinherit_howto; 3492 case BFD_RELOC_VTABLE_ENTRY: 3493 return &elf_mips_gnu_vtentry_howto; 3494 case BFD_RELOC_32_PCREL: 3495 return &elf_mips_gnu_pcrel32; 3496 case BFD_RELOC_MIPS_EH: 3497 return &elf_mips_eh_howto; 3498 case BFD_RELOC_MIPS_COPY: 3499 return &elf_mips_copy_howto; 3500 case BFD_RELOC_MIPS_JUMP_SLOT: 3501 return &elf_mips_jump_slot_howto; 3502 default: 3503 bfd_set_error (bfd_error_bad_value); 3504 return NULL; 3505 } 3506 } 3507 3508 static reloc_howto_type * 3509 bfd_elf64_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, 3510 const char *r_name) 3511 { 3512 unsigned int i; 3513 3514 for (i = 0; 3515 i < (sizeof (mips_elf64_howto_table_rela) 3516 / sizeof (mips_elf64_howto_table_rela[0])); i++) 3517 if (mips_elf64_howto_table_rela[i].name != NULL 3518 && strcasecmp (mips_elf64_howto_table_rela[i].name, r_name) == 0) 3519 return &mips_elf64_howto_table_rela[i]; 3520 3521 for (i = 0; 3522 i < (sizeof (mips16_elf64_howto_table_rela) 3523 / sizeof (mips16_elf64_howto_table_rela[0])); 3524 i++) 3525 if (mips16_elf64_howto_table_rela[i].name != NULL 3526 && strcasecmp (mips16_elf64_howto_table_rela[i].name, r_name) == 0) 3527 return &mips16_elf64_howto_table_rela[i]; 3528 3529 for (i = 0; 3530 i < (sizeof (micromips_elf64_howto_table_rela) 3531 / sizeof (micromips_elf64_howto_table_rela[0])); 3532 i++) 3533 if (micromips_elf64_howto_table_rela[i].name != NULL 3534 && strcasecmp (micromips_elf64_howto_table_rela[i].name, r_name) == 0) 3535 return µmips_elf64_howto_table_rela[i]; 3536 3537 if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0) 3538 return &elf_mips_gnu_vtinherit_howto; 3539 if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0) 3540 return &elf_mips_gnu_vtentry_howto; 3541 if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0) 3542 return &elf_mips_gnu_rel16_s2; 3543 if (strcasecmp (elf_mips_gnu_rela16_s2.name, r_name) == 0) 3544 return &elf_mips_gnu_rela16_s2; 3545 if (strcasecmp (elf_mips_gnu_pcrel32.name, r_name) == 0) 3546 return &elf_mips_gnu_pcrel32; 3547 if (strcasecmp (elf_mips_eh_howto.name, r_name) == 0) 3548 return &elf_mips_eh_howto; 3549 if (strcasecmp (elf_mips_copy_howto.name, r_name) == 0) 3550 return &elf_mips_copy_howto; 3551 if (strcasecmp (elf_mips_jump_slot_howto.name, r_name) == 0) 3552 return &elf_mips_jump_slot_howto; 3553 3554 return NULL; 3555 } 3556 3557 /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */ 3558 3559 static reloc_howto_type * 3560 mips_elf64_rtype_to_howto (unsigned int r_type, bfd_boolean rela_p) 3561 { 3562 switch (r_type) 3563 { 3564 case R_MIPS_GNU_VTINHERIT: 3565 return &elf_mips_gnu_vtinherit_howto; 3566 case R_MIPS_GNU_VTENTRY: 3567 return &elf_mips_gnu_vtentry_howto; 3568 case R_MIPS_GNU_REL16_S2: 3569 if (rela_p) 3570 return &elf_mips_gnu_rela16_s2; 3571 else 3572 return &elf_mips_gnu_rel16_s2; 3573 case R_MIPS_PC32: 3574 return &elf_mips_gnu_pcrel32; 3575 case R_MIPS_EH: 3576 return &elf_mips_eh_howto; 3577 case R_MIPS_COPY: 3578 return &elf_mips_copy_howto; 3579 case R_MIPS_JUMP_SLOT: 3580 return &elf_mips_jump_slot_howto; 3581 default: 3582 if (r_type >= R_MICROMIPS_min && r_type < R_MICROMIPS_max) 3583 { 3584 if (rela_p) 3585 return µmips_elf64_howto_table_rela[r_type - R_MICROMIPS_min]; 3586 else 3587 return µmips_elf64_howto_table_rel[r_type - R_MICROMIPS_min]; 3588 } 3589 if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max) 3590 { 3591 if (rela_p) 3592 return &mips16_elf64_howto_table_rela[r_type - R_MIPS16_min]; 3593 else 3594 return &mips16_elf64_howto_table_rel[r_type - R_MIPS16_min]; 3595 } 3596 if (r_type >= R_MIPS_max) 3597 { 3598 (*_bfd_error_handler) (_("unrecognised MIPS reloc number: %d"), r_type); 3599 bfd_set_error (bfd_error_bad_value); 3600 r_type = R_MIPS_NONE; 3601 } 3602 if (rela_p) 3603 return &mips_elf64_howto_table_rela[r_type]; 3604 else 3605 return &mips_elf64_howto_table_rel[r_type]; 3606 break; 3607 } 3608 } 3609 3610 /* Prevent relocation handling by bfd for MIPS ELF64. */ 3611 3612 static void 3613 mips_elf64_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED, 3614 arelent *cache_ptr ATTRIBUTE_UNUSED, 3615 Elf_Internal_Rela *dst ATTRIBUTE_UNUSED) 3616 { 3617 BFD_ASSERT (0); 3618 } 3619 3620 static void 3621 mips_elf64_info_to_howto_rela (bfd *abfd ATTRIBUTE_UNUSED, 3622 arelent *cache_ptr ATTRIBUTE_UNUSED, 3623 Elf_Internal_Rela *dst ATTRIBUTE_UNUSED) 3624 { 3625 BFD_ASSERT (0); 3626 } 3627 3628 /* Since each entry in an SHT_REL or SHT_RELA section can represent up 3629 to three relocs, we must tell the user to allocate more space. */ 3630 3631 static long 3632 mips_elf64_get_reloc_upper_bound (bfd *abfd ATTRIBUTE_UNUSED, asection *sec) 3633 { 3634 return (sec->reloc_count * 3 + 1) * sizeof (arelent *); 3635 } 3636 3637 static long 3638 mips_elf64_get_dynamic_reloc_upper_bound (bfd *abfd) 3639 { 3640 return _bfd_elf_get_dynamic_reloc_upper_bound (abfd) * 3; 3641 } 3642 3643 /* We must also copy more relocations than the corresponding functions 3644 in elf.c would, so the two following functions are slightly 3645 modified from elf.c, that multiply the external relocation count by 3646 3 to obtain the internal relocation count. */ 3647 3648 static long 3649 mips_elf64_canonicalize_reloc (bfd *abfd, sec_ptr section, 3650 arelent **relptr, asymbol **symbols) 3651 { 3652 arelent *tblptr; 3653 unsigned int i; 3654 const struct elf_backend_data *bed = get_elf_backend_data (abfd); 3655 3656 if (! bed->s->slurp_reloc_table (abfd, section, symbols, FALSE)) 3657 return -1; 3658 3659 tblptr = section->relocation; 3660 for (i = 0; i < section->reloc_count * 3; i++) 3661 *relptr++ = tblptr++; 3662 3663 *relptr = NULL; 3664 3665 return section->reloc_count * 3; 3666 } 3667 3668 static long 3669 mips_elf64_canonicalize_dynamic_reloc (bfd *abfd, arelent **storage, 3670 asymbol **syms) 3671 { 3672 bfd_boolean (*slurp_relocs) (bfd *, asection *, asymbol **, bfd_boolean); 3673 asection *s; 3674 long ret; 3675 3676 if (elf_dynsymtab (abfd) == 0) 3677 { 3678 bfd_set_error (bfd_error_invalid_operation); 3679 return -1; 3680 } 3681 3682 slurp_relocs = get_elf_backend_data (abfd)->s->slurp_reloc_table; 3683 ret = 0; 3684 for (s = abfd->sections; s != NULL; s = s->next) 3685 { 3686 if (elf_section_data (s)->this_hdr.sh_link == elf_dynsymtab (abfd) 3687 && (elf_section_data (s)->this_hdr.sh_type == SHT_REL 3688 || elf_section_data (s)->this_hdr.sh_type == SHT_RELA)) 3689 { 3690 arelent *p; 3691 long count, i; 3692 3693 if (! (*slurp_relocs) (abfd, s, syms, TRUE)) 3694 return -1; 3695 count = s->size / elf_section_data (s)->this_hdr.sh_entsize * 3; 3696 p = s->relocation; 3697 for (i = 0; i < count; i++) 3698 *storage++ = p++; 3699 ret += count; 3700 } 3701 } 3702 3703 *storage = NULL; 3704 3705 return ret; 3706 } 3707 3708 /* Read the relocations from one reloc section. This is mostly copied 3709 from elfcode.h, except for the changes to expand one external 3710 relocation to 3 internal ones. We must unfortunately set 3711 reloc_count to the number of external relocations, because a lot of 3712 generic code seems to depend on this. */ 3713 3714 static bfd_boolean 3715 mips_elf64_slurp_one_reloc_table (bfd *abfd, asection *asect, 3716 Elf_Internal_Shdr *rel_hdr, 3717 bfd_size_type reloc_count, 3718 arelent *relents, asymbol **symbols, 3719 bfd_boolean dynamic) 3720 { 3721 void *allocated; 3722 bfd_byte *native_relocs; 3723 arelent *relent; 3724 bfd_vma i; 3725 int entsize; 3726 bfd_boolean rela_p; 3727 3728 allocated = bfd_malloc (rel_hdr->sh_size); 3729 if (allocated == NULL) 3730 return FALSE; 3731 3732 if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0 3733 || (bfd_bread (allocated, rel_hdr->sh_size, abfd) 3734 != rel_hdr->sh_size)) 3735 goto error_return; 3736 3737 native_relocs = allocated; 3738 3739 entsize = rel_hdr->sh_entsize; 3740 BFD_ASSERT (entsize == sizeof (Elf64_Mips_External_Rel) 3741 || entsize == sizeof (Elf64_Mips_External_Rela)); 3742 3743 if (entsize == sizeof (Elf64_Mips_External_Rel)) 3744 rela_p = FALSE; 3745 else 3746 rela_p = TRUE; 3747 3748 for (i = 0, relent = relents; 3749 i < reloc_count; 3750 i++, native_relocs += entsize) 3751 { 3752 Elf64_Mips_Internal_Rela rela; 3753 bfd_boolean used_sym, used_ssym; 3754 int ir; 3755 3756 if (entsize == sizeof (Elf64_Mips_External_Rela)) 3757 mips_elf64_swap_reloca_in (abfd, 3758 (Elf64_Mips_External_Rela *) native_relocs, 3759 &rela); 3760 else 3761 mips_elf64_swap_reloc_in (abfd, 3762 (Elf64_Mips_External_Rel *) native_relocs, 3763 &rela); 3764 3765 /* Each entry represents exactly three actual relocations. */ 3766 3767 used_sym = FALSE; 3768 used_ssym = FALSE; 3769 for (ir = 0; ir < 3; ir++) 3770 { 3771 enum elf_mips_reloc_type type; 3772 3773 switch (ir) 3774 { 3775 default: 3776 abort (); 3777 case 0: 3778 type = (enum elf_mips_reloc_type) rela.r_type; 3779 break; 3780 case 1: 3781 type = (enum elf_mips_reloc_type) rela.r_type2; 3782 break; 3783 case 2: 3784 type = (enum elf_mips_reloc_type) rela.r_type3; 3785 break; 3786 } 3787 3788 /* Some types require symbols, whereas some do not. */ 3789 switch (type) 3790 { 3791 case R_MIPS_NONE: 3792 case R_MIPS_LITERAL: 3793 case R_MIPS_INSERT_A: 3794 case R_MIPS_INSERT_B: 3795 case R_MIPS_DELETE: 3796 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; 3797 break; 3798 3799 default: 3800 if (! used_sym) 3801 { 3802 if (rela.r_sym == STN_UNDEF) 3803 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; 3804 else 3805 { 3806 asymbol **ps, *s; 3807 3808 ps = symbols + rela.r_sym - 1; 3809 s = *ps; 3810 if ((s->flags & BSF_SECTION_SYM) == 0) 3811 relent->sym_ptr_ptr = ps; 3812 else 3813 relent->sym_ptr_ptr = s->section->symbol_ptr_ptr; 3814 } 3815 3816 used_sym = TRUE; 3817 } 3818 else if (! used_ssym) 3819 { 3820 switch (rela.r_ssym) 3821 { 3822 case RSS_UNDEF: 3823 relent->sym_ptr_ptr = 3824 bfd_abs_section_ptr->symbol_ptr_ptr; 3825 break; 3826 3827 case RSS_GP: 3828 case RSS_GP0: 3829 case RSS_LOC: 3830 /* FIXME: I think these need to be handled using 3831 special howto structures. */ 3832 BFD_ASSERT (0); 3833 break; 3834 3835 default: 3836 BFD_ASSERT (0); 3837 break; 3838 } 3839 3840 used_ssym = TRUE; 3841 } 3842 else 3843 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; 3844 3845 break; 3846 } 3847 3848 /* The address of an ELF reloc is section relative for an 3849 object file, and absolute for an executable file or 3850 shared library. The address of a BFD reloc is always 3851 section relative. */ 3852 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0 || dynamic) 3853 relent->address = rela.r_offset; 3854 else 3855 relent->address = rela.r_offset - asect->vma; 3856 3857 relent->addend = rela.r_addend; 3858 3859 relent->howto = mips_elf64_rtype_to_howto (type, rela_p); 3860 3861 ++relent; 3862 } 3863 } 3864 3865 asect->reloc_count += (relent - relents) / 3; 3866 3867 if (allocated != NULL) 3868 free (allocated); 3869 3870 return TRUE; 3871 3872 error_return: 3873 if (allocated != NULL) 3874 free (allocated); 3875 return FALSE; 3876 } 3877 3878 /* Read the relocations. On Irix 6, there can be two reloc sections 3879 associated with a single data section. This is copied from 3880 elfcode.h as well, with changes as small as accounting for 3 3881 internal relocs per external reloc and resetting reloc_count to 3882 zero before processing the relocs of a section. */ 3883 3884 static bfd_boolean 3885 mips_elf64_slurp_reloc_table (bfd *abfd, asection *asect, 3886 asymbol **symbols, bfd_boolean dynamic) 3887 { 3888 struct bfd_elf_section_data * const d = elf_section_data (asect); 3889 Elf_Internal_Shdr *rel_hdr; 3890 Elf_Internal_Shdr *rel_hdr2; 3891 bfd_size_type reloc_count; 3892 bfd_size_type reloc_count2; 3893 arelent *relents; 3894 bfd_size_type amt; 3895 3896 if (asect->relocation != NULL) 3897 return TRUE; 3898 3899 if (! dynamic) 3900 { 3901 if ((asect->flags & SEC_RELOC) == 0 3902 || asect->reloc_count == 0) 3903 return TRUE; 3904 3905 rel_hdr = d->rel.hdr; 3906 reloc_count = rel_hdr ? NUM_SHDR_ENTRIES (rel_hdr) : 0; 3907 rel_hdr2 = d->rela.hdr; 3908 reloc_count2 = (rel_hdr2 ? NUM_SHDR_ENTRIES (rel_hdr2) : 0); 3909 3910 BFD_ASSERT (asect->reloc_count == reloc_count + reloc_count2); 3911 BFD_ASSERT ((rel_hdr && asect->rel_filepos == rel_hdr->sh_offset) 3912 || (rel_hdr2 && asect->rel_filepos == rel_hdr2->sh_offset)); 3913 3914 } 3915 else 3916 { 3917 /* Note that ASECT->RELOC_COUNT tends not to be accurate in this 3918 case because relocations against this section may use the 3919 dynamic symbol table, and in that case bfd_section_from_shdr 3920 in elf.c does not update the RELOC_COUNT. */ 3921 if (asect->size == 0) 3922 return TRUE; 3923 3924 rel_hdr = &d->this_hdr; 3925 reloc_count = NUM_SHDR_ENTRIES (rel_hdr); 3926 rel_hdr2 = NULL; 3927 reloc_count2 = 0; 3928 } 3929 3930 /* Allocate space for 3 arelent structures for each Rel structure. */ 3931 amt = (reloc_count + reloc_count2) * 3 * sizeof (arelent); 3932 relents = bfd_alloc (abfd, amt); 3933 if (relents == NULL) 3934 return FALSE; 3935 3936 /* The slurp_one_reloc_table routine increments reloc_count. */ 3937 asect->reloc_count = 0; 3938 3939 if (rel_hdr != NULL 3940 && ! mips_elf64_slurp_one_reloc_table (abfd, asect, 3941 rel_hdr, reloc_count, 3942 relents, 3943 symbols, dynamic)) 3944 return FALSE; 3945 if (rel_hdr2 != NULL 3946 && ! mips_elf64_slurp_one_reloc_table (abfd, asect, 3947 rel_hdr2, reloc_count2, 3948 relents + reloc_count * 3, 3949 symbols, dynamic)) 3950 return FALSE; 3951 3952 asect->relocation = relents; 3953 return TRUE; 3954 } 3955 3956 /* Write out the relocations. */ 3957 3958 static void 3959 mips_elf64_write_relocs (bfd *abfd, asection *sec, void *data) 3960 { 3961 bfd_boolean *failedp = data; 3962 int count; 3963 Elf_Internal_Shdr *rel_hdr; 3964 unsigned int idx; 3965 3966 /* If we have already failed, don't do anything. */ 3967 if (*failedp) 3968 return; 3969 3970 if ((sec->flags & SEC_RELOC) == 0) 3971 return; 3972 3973 /* The linker backend writes the relocs out itself, and sets the 3974 reloc_count field to zero to inhibit writing them here. Also, 3975 sometimes the SEC_RELOC flag gets set even when there aren't any 3976 relocs. */ 3977 if (sec->reloc_count == 0) 3978 return; 3979 3980 /* We can combine up to three relocs that refer to the same address 3981 if the latter relocs have no associated symbol. */ 3982 count = 0; 3983 for (idx = 0; idx < sec->reloc_count; idx++) 3984 { 3985 bfd_vma addr; 3986 unsigned int i; 3987 3988 ++count; 3989 3990 addr = sec->orelocation[idx]->address; 3991 for (i = 0; i < 2; i++) 3992 { 3993 arelent *r; 3994 3995 if (idx + 1 >= sec->reloc_count) 3996 break; 3997 r = sec->orelocation[idx + 1]; 3998 if (r->address != addr 3999 || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) 4000 || (*r->sym_ptr_ptr)->value != 0) 4001 break; 4002 4003 /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ 4004 4005 ++idx; 4006 } 4007 } 4008 4009 rel_hdr = _bfd_elf_single_rel_hdr (sec); 4010 4011 /* Do the actual relocation. */ 4012 4013 if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rel)) 4014 mips_elf64_write_rel (abfd, sec, rel_hdr, &count, data); 4015 else if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rela)) 4016 mips_elf64_write_rela (abfd, sec, rel_hdr, &count, data); 4017 else 4018 BFD_ASSERT (0); 4019 } 4020 4021 static void 4022 mips_elf64_write_rel (bfd *abfd, asection *sec, 4023 Elf_Internal_Shdr *rel_hdr, 4024 int *count, void *data) 4025 { 4026 bfd_boolean *failedp = data; 4027 Elf64_Mips_External_Rel *ext_rel; 4028 unsigned int idx; 4029 asymbol *last_sym = 0; 4030 int last_sym_idx = 0; 4031 4032 rel_hdr->sh_size = rel_hdr->sh_entsize * *count; 4033 rel_hdr->contents = bfd_alloc (abfd, rel_hdr->sh_size); 4034 if (rel_hdr->contents == NULL) 4035 { 4036 *failedp = TRUE; 4037 return; 4038 } 4039 4040 ext_rel = (Elf64_Mips_External_Rel *) rel_hdr->contents; 4041 for (idx = 0; idx < sec->reloc_count; idx++, ext_rel++) 4042 { 4043 arelent *ptr; 4044 Elf64_Mips_Internal_Rela int_rel; 4045 asymbol *sym; 4046 int n; 4047 unsigned int i; 4048 4049 ptr = sec->orelocation[idx]; 4050 4051 /* The address of an ELF reloc is section relative for an object 4052 file, and absolute for an executable file or shared library. 4053 The address of a BFD reloc is always section relative. */ 4054 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) 4055 int_rel.r_offset = ptr->address; 4056 else 4057 int_rel.r_offset = ptr->address + sec->vma; 4058 4059 sym = *ptr->sym_ptr_ptr; 4060 if (sym == last_sym) 4061 n = last_sym_idx; 4062 else if (bfd_is_abs_section (sym->section) && sym->value == 0) 4063 n = STN_UNDEF; 4064 else 4065 { 4066 last_sym = sym; 4067 n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym); 4068 if (n < 0) 4069 { 4070 *failedp = TRUE; 4071 return; 4072 } 4073 last_sym_idx = n; 4074 } 4075 4076 int_rel.r_sym = n; 4077 int_rel.r_ssym = RSS_UNDEF; 4078 4079 if ((*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec 4080 && ! _bfd_elf_validate_reloc (abfd, ptr)) 4081 { 4082 *failedp = TRUE; 4083 return; 4084 } 4085 4086 int_rel.r_type = ptr->howto->type; 4087 int_rel.r_type2 = (int) R_MIPS_NONE; 4088 int_rel.r_type3 = (int) R_MIPS_NONE; 4089 4090 for (i = 0; i < 2; i++) 4091 { 4092 arelent *r; 4093 4094 if (idx + 1 >= sec->reloc_count) 4095 break; 4096 r = sec->orelocation[idx + 1]; 4097 if (r->address != ptr->address 4098 || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) 4099 || (*r->sym_ptr_ptr)->value != 0) 4100 break; 4101 4102 /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ 4103 4104 if (i == 0) 4105 int_rel.r_type2 = r->howto->type; 4106 else 4107 int_rel.r_type3 = r->howto->type; 4108 4109 ++idx; 4110 } 4111 4112 mips_elf64_swap_reloc_out (abfd, &int_rel, ext_rel); 4113 } 4114 4115 BFD_ASSERT (ext_rel - (Elf64_Mips_External_Rel *) rel_hdr->contents 4116 == *count); 4117 } 4118 4119 static void 4120 mips_elf64_write_rela (bfd *abfd, asection *sec, 4121 Elf_Internal_Shdr *rela_hdr, 4122 int *count, void *data) 4123 { 4124 bfd_boolean *failedp = data; 4125 Elf64_Mips_External_Rela *ext_rela; 4126 unsigned int idx; 4127 asymbol *last_sym = 0; 4128 int last_sym_idx = 0; 4129 4130 rela_hdr->sh_size = rela_hdr->sh_entsize * *count; 4131 rela_hdr->contents = bfd_alloc (abfd, rela_hdr->sh_size); 4132 if (rela_hdr->contents == NULL) 4133 { 4134 *failedp = TRUE; 4135 return; 4136 } 4137 4138 ext_rela = (Elf64_Mips_External_Rela *) rela_hdr->contents; 4139 for (idx = 0; idx < sec->reloc_count; idx++, ext_rela++) 4140 { 4141 arelent *ptr; 4142 Elf64_Mips_Internal_Rela int_rela; 4143 asymbol *sym; 4144 int n; 4145 unsigned int i; 4146 4147 ptr = sec->orelocation[idx]; 4148 4149 /* The address of an ELF reloc is section relative for an object 4150 file, and absolute for an executable file or shared library. 4151 The address of a BFD reloc is always section relative. */ 4152 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) 4153 int_rela.r_offset = ptr->address; 4154 else 4155 int_rela.r_offset = ptr->address + sec->vma; 4156 4157 sym = *ptr->sym_ptr_ptr; 4158 if (sym == last_sym) 4159 n = last_sym_idx; 4160 else if (bfd_is_abs_section (sym->section) && sym->value == 0) 4161 n = STN_UNDEF; 4162 else 4163 { 4164 last_sym = sym; 4165 n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym); 4166 if (n < 0) 4167 { 4168 *failedp = TRUE; 4169 return; 4170 } 4171 last_sym_idx = n; 4172 } 4173 4174 int_rela.r_sym = n; 4175 int_rela.r_addend = ptr->addend; 4176 int_rela.r_ssym = RSS_UNDEF; 4177 4178 if ((*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec 4179 && ! _bfd_elf_validate_reloc (abfd, ptr)) 4180 { 4181 *failedp = TRUE; 4182 return; 4183 } 4184 4185 int_rela.r_type = ptr->howto->type; 4186 int_rela.r_type2 = (int) R_MIPS_NONE; 4187 int_rela.r_type3 = (int) R_MIPS_NONE; 4188 4189 for (i = 0; i < 2; i++) 4190 { 4191 arelent *r; 4192 4193 if (idx + 1 >= sec->reloc_count) 4194 break; 4195 r = sec->orelocation[idx + 1]; 4196 if (r->address != ptr->address 4197 || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) 4198 || (*r->sym_ptr_ptr)->value != 0) 4199 break; 4200 4201 /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ 4202 4203 if (i == 0) 4204 int_rela.r_type2 = r->howto->type; 4205 else 4206 int_rela.r_type3 = r->howto->type; 4207 4208 ++idx; 4209 } 4210 4211 mips_elf64_swap_reloca_out (abfd, &int_rela, ext_rela); 4212 } 4213 4214 BFD_ASSERT (ext_rela - (Elf64_Mips_External_Rela *) rela_hdr->contents 4215 == *count); 4216 } 4217 4218 /* Set the right machine number for a MIPS ELF file. */ 4220 4221 static bfd_boolean 4222 mips_elf64_object_p (bfd *abfd) 4223 { 4224 unsigned long mach; 4225 4226 /* Irix 6 is broken. Object file symbol tables are not always 4227 sorted correctly such that local symbols precede global symbols, 4228 and the sh_info field in the symbol table is not always right. */ 4229 if (elf64_mips_irix_compat (abfd) != ict_none) 4230 elf_bad_symtab (abfd) = TRUE; 4231 4232 mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags); 4233 bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach); 4234 return TRUE; 4235 } 4236 4237 /* MIPS ELF local labels start with "$L". */ 4239 static bfd_boolean 4240 mips_elf64_is_local_label_name (bfd *abfd, const char *name) 4241 { 4242 if (name[0] == '$' && name[1] == 'L') 4243 return TRUE; 4244 4245 /* We accept the generic ELF local label syntax as well. */ 4246 return _bfd_elf_is_local_label_name (abfd, name); 4247 } 4248 4249 /* Depending on the target vector we generate some version of Irix 4251 executables or "normal" MIPS ELF ABI executables. */ 4252 static irix_compat_t 4253 elf64_mips_irix_compat (bfd *abfd) 4254 { 4255 if ((abfd->xvec == &mips_elf64_be_vec) 4256 || (abfd->xvec == &mips_elf64_le_vec)) 4257 return ict_irix6; 4258 else 4259 return ict_none; 4260 } 4261 4262 /* Support for core dump NOTE sections. */ 4264 static bfd_boolean 4265 elf64_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) 4266 { 4267 int offset; 4268 unsigned int size; 4269 4270 switch (note->descsz) 4271 { 4272 default: 4273 return FALSE; 4274 4275 case 480: /* Linux/MIPS - N64 kernel */ 4276 /* pr_cursig */ 4277 elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12); 4278 4279 /* pr_pid */ 4280 elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 32); 4281 4282 /* pr_reg */ 4283 offset = 112; 4284 size = 360; 4285 4286 break; 4287 } 4288 4289 /* Make a ".reg/999" section. */ 4290 return _bfd_elfcore_make_pseudosection (abfd, ".reg", 4291 size, note->descpos + offset); 4292 } 4293 4294 static bfd_boolean 4295 elf64_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) 4296 { 4297 switch (note->descsz) 4298 { 4299 default: 4300 return FALSE; 4301 4302 case 136: /* Linux/MIPS - N64 kernel elf_prpsinfo */ 4303 elf_tdata (abfd)->core->program 4304 = _bfd_elfcore_strndup (abfd, note->descdata + 40, 16); 4305 elf_tdata (abfd)->core->command 4306 = _bfd_elfcore_strndup (abfd, note->descdata + 56, 80); 4307 } 4308 4309 /* Note that for some reason, a spurious space is tacked 4310 onto the end of the args in some (at least one anyway) 4311 implementations, so strip it off if it exists. */ 4312 4313 { 4314 char *command = elf_tdata (abfd)->core->command; 4315 int n = strlen (command); 4316 4317 if (0 < n && command[n - 1] == ' ') 4318 command[n - 1] = '\0'; 4319 } 4320 4321 return TRUE; 4322 } 4323 4324 /* ECOFF swapping routines. These are used when dealing with the 4326 .mdebug section, which is in the ECOFF debugging format. */ 4327 static const struct ecoff_debug_swap mips_elf64_ecoff_debug_swap = 4328 { 4329 /* Symbol table magic number. */ 4330 magicSym2, 4331 /* Alignment of debugging information. E.g., 4. */ 4332 8, 4333 /* Sizes of external symbolic information. */ 4334 sizeof (struct hdr_ext), 4335 sizeof (struct dnr_ext), 4336 sizeof (struct pdr_ext), 4337 sizeof (struct sym_ext), 4338 sizeof (struct opt_ext), 4339 sizeof (struct fdr_ext), 4340 sizeof (struct rfd_ext), 4341 sizeof (struct ext_ext), 4342 /* Functions to swap in external symbolic data. */ 4343 ecoff_swap_hdr_in, 4344 ecoff_swap_dnr_in, 4345 ecoff_swap_pdr_in, 4346 ecoff_swap_sym_in, 4347 ecoff_swap_opt_in, 4348 ecoff_swap_fdr_in, 4349 ecoff_swap_rfd_in, 4350 ecoff_swap_ext_in, 4351 _bfd_ecoff_swap_tir_in, 4352 _bfd_ecoff_swap_rndx_in, 4353 /* Functions to swap out external symbolic data. */ 4354 ecoff_swap_hdr_out, 4355 ecoff_swap_dnr_out, 4356 ecoff_swap_pdr_out, 4357 ecoff_swap_sym_out, 4358 ecoff_swap_opt_out, 4359 ecoff_swap_fdr_out, 4360 ecoff_swap_rfd_out, 4361 ecoff_swap_ext_out, 4362 _bfd_ecoff_swap_tir_out, 4363 _bfd_ecoff_swap_rndx_out, 4364 /* Function to read in symbolic data. */ 4365 _bfd_mips_elf_read_ecoff_info 4366 }; 4367 4368 /* Relocations in the 64 bit MIPS ELF ABI are more complex than in 4370 standard ELF. This structure is used to redirect the relocation 4371 handling routines. */ 4372 4373 const struct elf_size_info mips_elf64_size_info = 4374 { 4375 sizeof (Elf64_External_Ehdr), 4376 sizeof (Elf64_External_Phdr), 4377 sizeof (Elf64_External_Shdr), 4378 sizeof (Elf64_Mips_External_Rel), 4379 sizeof (Elf64_Mips_External_Rela), 4380 sizeof (Elf64_External_Sym), 4381 sizeof (Elf64_External_Dyn), 4382 sizeof (Elf_External_Note), 4383 4, /* hash-table entry size */ 4384 3, /* internal relocations per external relocations */ 4385 64, /* arch_size */ 4386 3, /* log_file_align */ 4387 ELFCLASS64, 4388 EV_CURRENT, 4389 bfd_elf64_write_out_phdrs, 4390 bfd_elf64_write_shdrs_and_ehdr, 4391 bfd_elf64_checksum_contents, 4392 mips_elf64_write_relocs, 4393 bfd_elf64_swap_symbol_in, 4394 bfd_elf64_swap_symbol_out, 4395 mips_elf64_slurp_reloc_table, 4396 bfd_elf64_slurp_symbol_table, 4397 bfd_elf64_swap_dyn_in, 4398 bfd_elf64_swap_dyn_out, 4399 mips_elf64_be_swap_reloc_in, 4400 mips_elf64_be_swap_reloc_out, 4401 mips_elf64_be_swap_reloca_in, 4402 mips_elf64_be_swap_reloca_out 4403 }; 4404 4405 #define ELF_ARCH bfd_arch_mips 4406 #define ELF_TARGET_ID MIPS_ELF_DATA 4407 #define ELF_MACHINE_CODE EM_MIPS 4408 4409 #define elf_backend_collect TRUE 4410 #define elf_backend_type_change_ok TRUE 4411 #define elf_backend_can_gc_sections TRUE 4412 #define elf_backend_gc_mark_extra_sections \ 4413 _bfd_mips_elf_gc_mark_extra_sections 4414 #define elf_info_to_howto mips_elf64_info_to_howto_rela 4415 #define elf_info_to_howto_rel mips_elf64_info_to_howto_rel 4416 #define elf_backend_object_p mips_elf64_object_p 4417 #define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing 4418 #define elf_backend_section_processing _bfd_mips_elf_section_processing 4419 #define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr 4420 #define elf_backend_fake_sections _bfd_mips_elf_fake_sections 4421 #define elf_backend_section_from_bfd_section \ 4422 _bfd_mips_elf_section_from_bfd_section 4423 #define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook 4424 #define elf_backend_link_output_symbol_hook \ 4425 _bfd_mips_elf_link_output_symbol_hook 4426 #define elf_backend_create_dynamic_sections \ 4427 _bfd_mips_elf_create_dynamic_sections 4428 #define elf_backend_check_relocs _bfd_mips_elf_check_relocs 4429 #define elf_backend_merge_symbol_attribute \ 4430 _bfd_mips_elf_merge_symbol_attribute 4431 #define elf_backend_get_target_dtag _bfd_mips_elf_get_target_dtag 4432 #define elf_backend_adjust_dynamic_symbol \ 4433 _bfd_mips_elf_adjust_dynamic_symbol 4434 #define elf_backend_always_size_sections \ 4435 _bfd_mips_elf_always_size_sections 4436 #define elf_backend_size_dynamic_sections \ 4437 _bfd_mips_elf_size_dynamic_sections 4438 #define elf_backend_init_index_section _bfd_elf_init_1_index_section 4439 #define elf_backend_relocate_section _bfd_mips_elf_relocate_section 4440 #define elf_backend_finish_dynamic_symbol \ 4441 _bfd_mips_elf_finish_dynamic_symbol 4442 #define elf_backend_finish_dynamic_sections \ 4443 _bfd_mips_elf_finish_dynamic_sections 4444 #define elf_backend_final_write_processing \ 4445 _bfd_mips_elf_final_write_processing 4446 #define elf_backend_additional_program_headers \ 4447 _bfd_mips_elf_additional_program_headers 4448 #define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map 4449 #define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook 4450 #define elf_backend_gc_sweep_hook _bfd_mips_elf_gc_sweep_hook 4451 #define elf_backend_copy_indirect_symbol \ 4452 _bfd_mips_elf_copy_indirect_symbol 4453 #define elf_backend_ignore_discarded_relocs \ 4454 _bfd_mips_elf_ignore_discarded_relocs 4455 #define elf_backend_mips_irix_compat elf64_mips_irix_compat 4456 #define elf_backend_mips_rtype_to_howto mips_elf64_rtype_to_howto 4457 #define elf_backend_ecoff_debug_swap &mips_elf64_ecoff_debug_swap 4458 #define elf_backend_size_info mips_elf64_size_info 4459 4460 #define elf_backend_grok_prstatus elf64_mips_grok_prstatus 4461 #define elf_backend_grok_psinfo elf64_mips_grok_psinfo 4462 4463 #define elf_backend_got_header_size (8 * MIPS_RESERVED_GOTNO) 4464 4465 /* MIPS ELF64 can use a mixture of REL and RELA, but some Relocations 4466 work better/work only in RELA, so we default to this. */ 4467 #define elf_backend_may_use_rel_p 1 4468 #define elf_backend_may_use_rela_p 1 4469 #define elf_backend_default_use_rela_p 1 4470 #define elf_backend_rela_plts_and_copies_p 0 4471 #define elf_backend_plt_readonly 1 4472 #define elf_backend_plt_sym_val _bfd_mips_elf_plt_sym_val 4473 4474 #define elf_backend_sign_extend_vma TRUE 4475 4476 #define elf_backend_write_section _bfd_mips_elf_write_section 4477 #define elf_backend_sort_relocs_p _bfd_mips_elf_sort_relocs_p 4478 4479 #define bfd_elf64_bfd_is_local_label_name \ 4480 mips_elf64_is_local_label_name 4481 #define bfd_elf64_bfd_is_target_special_symbol \ 4482 _bfd_mips_elf_is_target_special_symbol 4483 #define bfd_elf64_find_nearest_line _bfd_mips_elf_find_nearest_line 4484 #define bfd_elf64_find_inliner_info _bfd_mips_elf_find_inliner_info 4485 #define bfd_elf64_new_section_hook _bfd_mips_elf_new_section_hook 4486 #define bfd_elf64_set_section_contents _bfd_mips_elf_set_section_contents 4487 #define bfd_elf64_bfd_get_relocated_section_contents \ 4488 _bfd_elf_mips_get_relocated_section_contents 4489 #define bfd_elf64_bfd_link_hash_table_create \ 4490 _bfd_mips_elf_link_hash_table_create 4491 #define bfd_elf64_bfd_final_link _bfd_mips_elf_final_link 4492 #define bfd_elf64_bfd_merge_private_bfd_data \ 4493 _bfd_mips_elf_merge_private_bfd_data 4494 #define bfd_elf64_bfd_set_private_flags _bfd_mips_elf_set_private_flags 4495 #define bfd_elf64_bfd_print_private_bfd_data \ 4496 _bfd_mips_elf_print_private_bfd_data 4497 4498 #define bfd_elf64_get_reloc_upper_bound mips_elf64_get_reloc_upper_bound 4499 #define bfd_elf64_canonicalize_reloc mips_elf64_canonicalize_reloc 4500 #define bfd_elf64_get_dynamic_reloc_upper_bound mips_elf64_get_dynamic_reloc_upper_bound 4501 #define bfd_elf64_canonicalize_dynamic_reloc mips_elf64_canonicalize_dynamic_reloc 4502 #define bfd_elf64_bfd_relax_section _bfd_mips_relax_section 4503 #define bfd_elf64_mkobject _bfd_mips_elf_mkobject 4504 4505 /* MIPS ELF64 archive functions. */ 4506 #define bfd_elf64_archive_functions 4507 extern bfd_boolean bfd_elf64_archive_slurp_armap 4508 (bfd *); 4509 extern bfd_boolean bfd_elf64_archive_write_armap 4510 (bfd *, unsigned int, struct orl *, unsigned int, int); 4511 #define bfd_elf64_archive_slurp_extended_name_table \ 4512 _bfd_archive_coff_slurp_extended_name_table 4513 #define bfd_elf64_archive_construct_extended_name_table \ 4514 _bfd_archive_coff_construct_extended_name_table 4515 #define bfd_elf64_archive_truncate_arname \ 4516 _bfd_archive_coff_truncate_arname 4517 #define bfd_elf64_archive_read_ar_hdr _bfd_archive_coff_read_ar_hdr 4518 #define bfd_elf64_archive_write_ar_hdr _bfd_archive_coff_write_ar_hdr 4519 #define bfd_elf64_archive_openr_next_archived_file \ 4520 _bfd_archive_coff_openr_next_archived_file 4521 #define bfd_elf64_archive_get_elt_at_index \ 4522 _bfd_archive_coff_get_elt_at_index 4523 #define bfd_elf64_archive_generic_stat_arch_elt \ 4524 _bfd_archive_coff_generic_stat_arch_elt 4525 #define bfd_elf64_archive_update_armap_timestamp \ 4526 _bfd_archive_coff_update_armap_timestamp 4527 4528 /* The SGI style (n)64 NewABI. */ 4529 #define TARGET_LITTLE_SYM mips_elf64_le_vec 4530 #define TARGET_LITTLE_NAME "elf64-littlemips" 4531 #define TARGET_BIG_SYM mips_elf64_be_vec 4532 #define TARGET_BIG_NAME "elf64-bigmips" 4533 4534 #define ELF_MAXPAGESIZE 0x10000 4535 #define ELF_COMMONPAGESIZE 0x1000 4536 4537 #include "elf64-target.h" 4538 4539 /* The SYSV-style 'traditional' (n)64 NewABI. */ 4540 #undef TARGET_LITTLE_SYM 4541 #undef TARGET_LITTLE_NAME 4542 #undef TARGET_BIG_SYM 4543 #undef TARGET_BIG_NAME 4544 4545 #undef ELF_MAXPAGESIZE 4546 #undef ELF_COMMONPAGESIZE 4547 4548 #define TARGET_LITTLE_SYM mips_elf64_trad_le_vec 4549 #define TARGET_LITTLE_NAME "elf64-tradlittlemips" 4550 #define TARGET_BIG_SYM mips_elf64_trad_be_vec 4551 #define TARGET_BIG_NAME "elf64-tradbigmips" 4552 4553 #define ELF_MAXPAGESIZE 0x10000 4554 #define ELF_COMMONPAGESIZE 0x1000 4555 #define elf64_bed elf64_tradbed 4556 4557 /* Include the target file again for this target. */ 4558 #include "elf64-target.h" 4559 4560 4561 /* FreeBSD support. */ 4562 4563 #undef TARGET_LITTLE_SYM 4564 #undef TARGET_LITTLE_NAME 4565 #undef TARGET_BIG_SYM 4566 #undef TARGET_BIG_NAME 4567 4568 #define TARGET_LITTLE_SYM mips_elf64_tradfbsd_le_vec 4569 #define TARGET_LITTLE_NAME "elf64-tradlittlemips-freebsd" 4570 #define TARGET_BIG_SYM mips_elf64_tradfbsd_be_vec 4571 #define TARGET_BIG_NAME "elf64-tradbigmips-freebsd" 4572 4573 #undef ELF_OSABI 4574 #define ELF_OSABI ELFOSABI_FREEBSD 4575 4576 #undef elf64_bed 4577 #define elf64_bed elf64_fbsd_tradbed 4578 4579 #include "elf64-target.h" 4580
Indexes created Wed May 06 00:24:28 UTC 2026