elf64-mips.c revision 1.8
1 /* MIPS-specific support for 64-bit ELF 2 Copyright (C) 1996-2022 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 bool mips_elf64_info_to_howto_rela 84 (bfd *, arelent *, Elf_Internal_Rela *); 85 static long mips_elf64_get_dynamic_reloc_upper_bound 86 (bfd *); 87 static bool mips_elf64_slurp_one_reloc_table 88 (bfd *, asection *, Elf_Internal_Shdr *, bfd_size_type, arelent *, 89 asymbol **, bool); 90 static bool mips_elf64_slurp_reloc_table 91 (bfd *, asection *, asymbol **, bool); 92 static void mips_elf64_write_relocs 93 (bfd *, asection *, void *); 94 static void mips_elf64_write_rel 95 (bfd *, asection *, Elf_Internal_Shdr *, int *, void *); 96 static void mips_elf64_write_rela 97 (bfd *, asection *, Elf_Internal_Shdr *, int *, void *); 98 static bfd_reloc_status_type mips_elf64_gprel16_reloc 99 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 100 static bfd_reloc_status_type mips_elf64_literal_reloc 101 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 102 static bfd_reloc_status_type mips_elf64_gprel32_reloc 103 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 104 static bfd_reloc_status_type mips_elf64_shift6_reloc 105 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 106 static bfd_reloc_status_type mips16_gprel_reloc 107 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 108 static bool mips_elf64_assign_gp 109 (bfd *, bfd_vma *); 110 static bfd_reloc_status_type mips_elf64_final_gp 111 (bfd *, asymbol *, bool, char **, bfd_vma *); 112 static bool mips_elf64_object_p 113 (bfd *); 114 static bool mips_elf64_is_local_label_name 115 (bfd *, const char *); 116 static irix_compat_t elf64_mips_irix_compat 117 (bfd *); 118 static bool elf64_mips_grok_prstatus 119 (bfd *, Elf_Internal_Note *); 120 static bool elf64_mips_grok_psinfo 121 (bfd *, Elf_Internal_Note *); 122 123 extern const bfd_target mips_elf64_be_vec; 124 extern const bfd_target mips_elf64_le_vec; 125 126 /* In case we're on a 32-bit machine, construct a 64-bit "-1" value 127 from smaller values. Start with zero, widen, *then* decrement. */ 128 #define MINUS_ONE (((bfd_vma)0) - 1) 129 130 /* The number of local .got entries we reserve. */ 131 #define MIPS_RESERVED_GOTNO (2) 132 133 /* The relocation table used for SHT_REL sections. */ 135 136 static reloc_howto_type mips_elf64_howto_table_rel[] = 137 { 138 /* No relocation. */ 139 HOWTO (R_MIPS_NONE, /* type */ 140 0, /* rightshift */ 141 0, /* size */ 142 0, /* bitsize */ 143 false, /* pc_relative */ 144 0, /* bitpos */ 145 complain_overflow_dont, /* complain_on_overflow */ 146 _bfd_mips_elf_generic_reloc, /* special_function */ 147 "R_MIPS_NONE", /* name */ 148 false, /* partial_inplace */ 149 0, /* src_mask */ 150 0, /* dst_mask */ 151 false), /* pcrel_offset */ 152 153 /* 16 bit relocation. */ 154 HOWTO (R_MIPS_16, /* type */ 155 0, /* rightshift */ 156 4, /* size */ 157 16, /* bitsize */ 158 false, /* pc_relative */ 159 0, /* bitpos */ 160 complain_overflow_signed, /* complain_on_overflow */ 161 _bfd_mips_elf_generic_reloc, /* special_function */ 162 "R_MIPS_16", /* name */ 163 true, /* partial_inplace */ 164 0x0000ffff, /* src_mask */ 165 0x0000ffff, /* dst_mask */ 166 false), /* pcrel_offset */ 167 168 /* 32 bit relocation. */ 169 HOWTO (R_MIPS_32, /* type */ 170 0, /* rightshift */ 171 4, /* size */ 172 32, /* bitsize */ 173 false, /* pc_relative */ 174 0, /* bitpos */ 175 complain_overflow_dont, /* complain_on_overflow */ 176 _bfd_mips_elf_generic_reloc, /* special_function */ 177 "R_MIPS_32", /* name */ 178 true, /* partial_inplace */ 179 0xffffffff, /* src_mask */ 180 0xffffffff, /* dst_mask */ 181 false), /* pcrel_offset */ 182 183 /* 32 bit symbol relative relocation. */ 184 HOWTO (R_MIPS_REL32, /* type */ 185 0, /* rightshift */ 186 4, /* size */ 187 32, /* bitsize */ 188 false, /* pc_relative */ 189 0, /* bitpos */ 190 complain_overflow_dont, /* complain_on_overflow */ 191 _bfd_mips_elf_generic_reloc, /* special_function */ 192 "R_MIPS_REL32", /* name */ 193 true, /* partial_inplace */ 194 0xffffffff, /* src_mask */ 195 0xffffffff, /* dst_mask */ 196 false), /* pcrel_offset */ 197 198 /* 26 bit jump address. */ 199 HOWTO (R_MIPS_26, /* type */ 200 2, /* rightshift */ 201 4, /* size */ 202 26, /* bitsize */ 203 false, /* pc_relative */ 204 0, /* bitpos */ 205 complain_overflow_dont, /* complain_on_overflow */ 206 /* This needs complex overflow 207 detection, because the upper 36 208 bits must match the PC + 4. */ 209 _bfd_mips_elf_generic_reloc, /* special_function */ 210 "R_MIPS_26", /* name */ 211 true, /* partial_inplace */ 212 0x03ffffff, /* src_mask */ 213 0x03ffffff, /* dst_mask */ 214 false), /* pcrel_offset */ 215 216 /* R_MIPS_HI16 and R_MIPS_LO16 are unsupported for NewABI REL. 217 However, the native IRIX6 tools use them, so we try our best. */ 218 219 /* High 16 bits of symbol value. */ 220 HOWTO (R_MIPS_HI16, /* type */ 221 16, /* rightshift */ 222 4, /* size */ 223 16, /* bitsize */ 224 false, /* pc_relative */ 225 0, /* bitpos */ 226 complain_overflow_dont, /* complain_on_overflow */ 227 _bfd_mips_elf_hi16_reloc, /* special_function */ 228 "R_MIPS_HI16", /* name */ 229 true, /* partial_inplace */ 230 0x0000ffff, /* src_mask */ 231 0x0000ffff, /* dst_mask */ 232 false), /* pcrel_offset */ 233 234 /* Low 16 bits of symbol value. */ 235 HOWTO (R_MIPS_LO16, /* type */ 236 0, /* rightshift */ 237 4, /* size */ 238 16, /* bitsize */ 239 false, /* pc_relative */ 240 0, /* bitpos */ 241 complain_overflow_dont, /* complain_on_overflow */ 242 _bfd_mips_elf_lo16_reloc, /* special_function */ 243 "R_MIPS_LO16", /* name */ 244 true, /* partial_inplace */ 245 0x0000ffff, /* src_mask */ 246 0x0000ffff, /* dst_mask */ 247 false), /* pcrel_offset */ 248 249 /* GP relative reference. */ 250 HOWTO (R_MIPS_GPREL16, /* type */ 251 0, /* rightshift */ 252 4, /* size */ 253 16, /* bitsize */ 254 false, /* pc_relative */ 255 0, /* bitpos */ 256 complain_overflow_signed, /* complain_on_overflow */ 257 mips_elf64_gprel16_reloc, /* special_function */ 258 "R_MIPS_GPREL16", /* name */ 259 true, /* partial_inplace */ 260 0x0000ffff, /* src_mask */ 261 0x0000ffff, /* dst_mask */ 262 false), /* pcrel_offset */ 263 264 /* Reference to literal section. */ 265 HOWTO (R_MIPS_LITERAL, /* type */ 266 0, /* rightshift */ 267 4, /* size */ 268 16, /* bitsize */ 269 false, /* pc_relative */ 270 0, /* bitpos */ 271 complain_overflow_signed, /* complain_on_overflow */ 272 mips_elf64_literal_reloc, /* special_function */ 273 "R_MIPS_LITERAL", /* name */ 274 true, /* partial_inplace */ 275 0x0000ffff, /* src_mask */ 276 0x0000ffff, /* dst_mask */ 277 false), /* pcrel_offset */ 278 279 /* Reference to global offset table. */ 280 HOWTO (R_MIPS_GOT16, /* type */ 281 0, /* rightshift */ 282 4, /* size */ 283 16, /* bitsize */ 284 false, /* pc_relative */ 285 0, /* bitpos */ 286 complain_overflow_signed, /* complain_on_overflow */ 287 _bfd_mips_elf_got16_reloc, /* special_function */ 288 "R_MIPS_GOT16", /* name */ 289 true, /* partial_inplace */ 290 0x0000ffff, /* src_mask */ 291 0x0000ffff, /* dst_mask */ 292 false), /* pcrel_offset */ 293 294 /* 16 bit PC relative reference. Note that the ABI document has a typo 295 and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. 296 We do the right thing here. */ 297 HOWTO (R_MIPS_PC16, /* type */ 298 2, /* rightshift */ 299 4, /* size */ 300 16, /* bitsize */ 301 true, /* pc_relative */ 302 0, /* bitpos */ 303 complain_overflow_signed, /* complain_on_overflow */ 304 _bfd_mips_elf_generic_reloc, /* special_function */ 305 "R_MIPS_PC16", /* name */ 306 true, /* partial_inplace */ 307 0x0000ffff, /* src_mask */ 308 0x0000ffff, /* dst_mask */ 309 true), /* pcrel_offset */ 310 311 /* 16 bit call through global offset table. */ 312 HOWTO (R_MIPS_CALL16, /* type */ 313 0, /* rightshift */ 314 4, /* size */ 315 16, /* bitsize */ 316 false, /* pc_relative */ 317 0, /* bitpos */ 318 complain_overflow_signed, /* complain_on_overflow */ 319 _bfd_mips_elf_generic_reloc, /* special_function */ 320 "R_MIPS_CALL16", /* name */ 321 true, /* partial_inplace */ 322 0x0000ffff, /* src_mask */ 323 0x0000ffff, /* dst_mask */ 324 false), /* pcrel_offset */ 325 326 /* 32 bit GP relative reference. */ 327 HOWTO (R_MIPS_GPREL32, /* type */ 328 0, /* rightshift */ 329 4, /* size */ 330 32, /* bitsize */ 331 false, /* pc_relative */ 332 0, /* bitpos */ 333 complain_overflow_dont, /* complain_on_overflow */ 334 mips_elf64_gprel32_reloc, /* special_function */ 335 "R_MIPS_GPREL32", /* name */ 336 true, /* partial_inplace */ 337 0xffffffff, /* src_mask */ 338 0xffffffff, /* dst_mask */ 339 false), /* pcrel_offset */ 340 341 EMPTY_HOWTO (13), 342 EMPTY_HOWTO (14), 343 EMPTY_HOWTO (15), 344 345 /* A 5 bit shift field. */ 346 HOWTO (R_MIPS_SHIFT5, /* type */ 347 0, /* rightshift */ 348 4, /* size */ 349 5, /* bitsize */ 350 false, /* pc_relative */ 351 6, /* bitpos */ 352 complain_overflow_bitfield, /* complain_on_overflow */ 353 _bfd_mips_elf_generic_reloc, /* special_function */ 354 "R_MIPS_SHIFT5", /* name */ 355 true, /* partial_inplace */ 356 0x000007c0, /* src_mask */ 357 0x000007c0, /* dst_mask */ 358 false), /* pcrel_offset */ 359 360 /* A 6 bit shift field. */ 361 HOWTO (R_MIPS_SHIFT6, /* type */ 362 0, /* rightshift */ 363 4, /* size */ 364 6, /* bitsize */ 365 false, /* pc_relative */ 366 6, /* bitpos */ 367 complain_overflow_bitfield, /* complain_on_overflow */ 368 mips_elf64_shift6_reloc, /* special_function */ 369 "R_MIPS_SHIFT6", /* name */ 370 true, /* partial_inplace */ 371 0x000007c4, /* src_mask */ 372 0x000007c4, /* dst_mask */ 373 false), /* pcrel_offset */ 374 375 /* 64 bit relocation. */ 376 HOWTO (R_MIPS_64, /* type */ 377 0, /* rightshift */ 378 8, /* size */ 379 64, /* bitsize */ 380 false, /* pc_relative */ 381 0, /* bitpos */ 382 complain_overflow_dont, /* complain_on_overflow */ 383 _bfd_mips_elf_generic_reloc, /* special_function */ 384 "R_MIPS_64", /* name */ 385 true, /* partial_inplace */ 386 MINUS_ONE, /* src_mask */ 387 MINUS_ONE, /* dst_mask */ 388 false), /* pcrel_offset */ 389 390 /* Displacement in the global offset table. */ 391 HOWTO (R_MIPS_GOT_DISP, /* type */ 392 0, /* rightshift */ 393 4, /* size */ 394 16, /* bitsize */ 395 false, /* pc_relative */ 396 0, /* bitpos */ 397 complain_overflow_signed, /* complain_on_overflow */ 398 _bfd_mips_elf_generic_reloc, /* special_function */ 399 "R_MIPS_GOT_DISP", /* name */ 400 true, /* partial_inplace */ 401 0x0000ffff, /* src_mask */ 402 0x0000ffff, /* dst_mask */ 403 false), /* pcrel_offset */ 404 405 /* Displacement to page pointer in the global offset table. */ 406 HOWTO (R_MIPS_GOT_PAGE, /* type */ 407 0, /* rightshift */ 408 4, /* size */ 409 16, /* bitsize */ 410 false, /* pc_relative */ 411 0, /* bitpos */ 412 complain_overflow_signed, /* complain_on_overflow */ 413 _bfd_mips_elf_generic_reloc, /* special_function */ 414 "R_MIPS_GOT_PAGE", /* name */ 415 true, /* partial_inplace */ 416 0x0000ffff, /* src_mask */ 417 0x0000ffff, /* dst_mask */ 418 false), /* pcrel_offset */ 419 420 /* Offset from page pointer in the global offset table. */ 421 HOWTO (R_MIPS_GOT_OFST, /* type */ 422 0, /* rightshift */ 423 4, /* size */ 424 16, /* bitsize */ 425 false, /* pc_relative */ 426 0, /* bitpos */ 427 complain_overflow_signed, /* complain_on_overflow */ 428 _bfd_mips_elf_generic_reloc, /* special_function */ 429 "R_MIPS_GOT_OFST", /* name */ 430 true, /* partial_inplace */ 431 0x0000ffff, /* src_mask */ 432 0x0000ffff, /* dst_mask */ 433 false), /* pcrel_offset */ 434 435 /* High 16 bits of displacement in global offset table. */ 436 HOWTO (R_MIPS_GOT_HI16, /* type */ 437 0, /* rightshift */ 438 4, /* size */ 439 16, /* bitsize */ 440 false, /* pc_relative */ 441 0, /* bitpos */ 442 complain_overflow_dont, /* complain_on_overflow */ 443 _bfd_mips_elf_generic_reloc, /* special_function */ 444 "R_MIPS_GOT_HI16", /* name */ 445 true, /* partial_inplace */ 446 0x0000ffff, /* src_mask */ 447 0x0000ffff, /* dst_mask */ 448 false), /* pcrel_offset */ 449 450 /* Low 16 bits of displacement in global offset table. */ 451 HOWTO (R_MIPS_GOT_LO16, /* type */ 452 0, /* rightshift */ 453 4, /* size */ 454 16, /* bitsize */ 455 false, /* pc_relative */ 456 0, /* bitpos */ 457 complain_overflow_dont, /* complain_on_overflow */ 458 _bfd_mips_elf_generic_reloc, /* special_function */ 459 "R_MIPS_GOT_LO16", /* name */ 460 true, /* partial_inplace */ 461 0x0000ffff, /* src_mask */ 462 0x0000ffff, /* dst_mask */ 463 false), /* pcrel_offset */ 464 465 /* 64 bit subtraction. */ 466 HOWTO (R_MIPS_SUB, /* type */ 467 0, /* rightshift */ 468 8, /* size */ 469 64, /* bitsize */ 470 false, /* pc_relative */ 471 0, /* bitpos */ 472 complain_overflow_dont, /* complain_on_overflow */ 473 _bfd_mips_elf_generic_reloc, /* special_function */ 474 "R_MIPS_SUB", /* name */ 475 true, /* partial_inplace */ 476 MINUS_ONE, /* src_mask */ 477 MINUS_ONE, /* dst_mask */ 478 false), /* pcrel_offset */ 479 480 /* Insert the addend as an instruction. */ 481 /* FIXME: Not handled correctly. */ 482 HOWTO (R_MIPS_INSERT_A, /* type */ 483 0, /* rightshift */ 484 4, /* size */ 485 32, /* bitsize */ 486 false, /* pc_relative */ 487 0, /* bitpos */ 488 complain_overflow_dont, /* complain_on_overflow */ 489 _bfd_mips_elf_generic_reloc, /* special_function */ 490 "R_MIPS_INSERT_A", /* name */ 491 true, /* partial_inplace */ 492 0xffffffff, /* src_mask */ 493 0xffffffff, /* dst_mask */ 494 false), /* pcrel_offset */ 495 496 /* Insert the addend as an instruction, and change all relocations 497 to refer to the old instruction at the address. */ 498 /* FIXME: Not handled correctly. */ 499 HOWTO (R_MIPS_INSERT_B, /* type */ 500 0, /* rightshift */ 501 4, /* size */ 502 32, /* bitsize */ 503 false, /* pc_relative */ 504 0, /* bitpos */ 505 complain_overflow_dont, /* complain_on_overflow */ 506 _bfd_mips_elf_generic_reloc, /* special_function */ 507 "R_MIPS_INSERT_B", /* name */ 508 true, /* partial_inplace */ 509 0xffffffff, /* src_mask */ 510 0xffffffff, /* dst_mask */ 511 false), /* pcrel_offset */ 512 513 /* Delete a 32 bit instruction. */ 514 /* FIXME: Not handled correctly. */ 515 HOWTO (R_MIPS_DELETE, /* type */ 516 0, /* rightshift */ 517 4, /* size */ 518 32, /* bitsize */ 519 false, /* pc_relative */ 520 0, /* bitpos */ 521 complain_overflow_dont, /* complain_on_overflow */ 522 _bfd_mips_elf_generic_reloc, /* special_function */ 523 "R_MIPS_DELETE", /* name */ 524 true, /* partial_inplace */ 525 0xffffffff, /* src_mask */ 526 0xffffffff, /* dst_mask */ 527 false), /* pcrel_offset */ 528 529 /* The MIPS ELF64 ABI Draft wants us to support these for REL relocations. 530 We don't, because 531 a) It means building the addend from a R_MIPS_HIGHEST/R_MIPS_HIGHER/ 532 R_MIPS_HI16/R_MIPS_LO16 sequence with varying ordering, using 533 fallable heuristics. 534 b) No other NewABI toolchain actually emits such relocations. */ 535 EMPTY_HOWTO (R_MIPS_HIGHER), 536 EMPTY_HOWTO (R_MIPS_HIGHEST), 537 538 /* High 16 bits of displacement in global offset table. */ 539 HOWTO (R_MIPS_CALL_HI16, /* type */ 540 0, /* rightshift */ 541 4, /* size */ 542 16, /* bitsize */ 543 false, /* pc_relative */ 544 0, /* bitpos */ 545 complain_overflow_dont, /* complain_on_overflow */ 546 _bfd_mips_elf_generic_reloc, /* special_function */ 547 "R_MIPS_CALL_HI16", /* name */ 548 true, /* partial_inplace */ 549 0x0000ffff, /* src_mask */ 550 0x0000ffff, /* dst_mask */ 551 false), /* pcrel_offset */ 552 553 /* Low 16 bits of displacement in global offset table. */ 554 HOWTO (R_MIPS_CALL_LO16, /* type */ 555 0, /* rightshift */ 556 4, /* size */ 557 16, /* bitsize */ 558 false, /* pc_relative */ 559 0, /* bitpos */ 560 complain_overflow_dont, /* complain_on_overflow */ 561 _bfd_mips_elf_generic_reloc, /* special_function */ 562 "R_MIPS_CALL_LO16", /* name */ 563 true, /* partial_inplace */ 564 0x0000ffff, /* src_mask */ 565 0x0000ffff, /* dst_mask */ 566 false), /* pcrel_offset */ 567 568 /* Section displacement, used by an associated event location section. */ 569 HOWTO (R_MIPS_SCN_DISP, /* type */ 570 0, /* rightshift */ 571 4, /* size */ 572 32, /* bitsize */ 573 false, /* pc_relative */ 574 0, /* bitpos */ 575 complain_overflow_dont, /* complain_on_overflow */ 576 _bfd_mips_elf_generic_reloc, /* special_function */ 577 "R_MIPS_SCN_DISP", /* name */ 578 true, /* partial_inplace */ 579 0xffffffff, /* src_mask */ 580 0xffffffff, /* dst_mask */ 581 false), /* pcrel_offset */ 582 583 HOWTO (R_MIPS_REL16, /* type */ 584 0, /* rightshift */ 585 2, /* size */ 586 16, /* bitsize */ 587 false, /* pc_relative */ 588 0, /* bitpos */ 589 complain_overflow_signed, /* complain_on_overflow */ 590 _bfd_mips_elf_generic_reloc, /* special_function */ 591 "R_MIPS_REL16", /* name */ 592 true, /* partial_inplace */ 593 0xffff, /* src_mask */ 594 0xffff, /* dst_mask */ 595 false), /* pcrel_offset */ 596 597 /* These two are obsolete. */ 598 EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), 599 EMPTY_HOWTO (R_MIPS_PJUMP), 600 601 /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. 602 It must be used for multigot GOT's (and only there). */ 603 HOWTO (R_MIPS_RELGOT, /* type */ 604 0, /* rightshift */ 605 4, /* size */ 606 32, /* bitsize */ 607 false, /* pc_relative */ 608 0, /* bitpos */ 609 complain_overflow_dont, /* complain_on_overflow */ 610 _bfd_mips_elf_generic_reloc, /* special_function */ 611 "R_MIPS_RELGOT", /* name */ 612 true, /* partial_inplace */ 613 0xffffffff, /* src_mask */ 614 0xffffffff, /* dst_mask */ 615 false), /* pcrel_offset */ 616 617 /* Protected jump conversion. This is an optimization hint. No 618 relocation is required for correctness. */ 619 HOWTO (R_MIPS_JALR, /* type */ 620 0, /* rightshift */ 621 4, /* size */ 622 32, /* bitsize */ 623 false, /* pc_relative */ 624 0, /* bitpos */ 625 complain_overflow_dont, /* complain_on_overflow */ 626 _bfd_mips_elf_generic_reloc, /* special_function */ 627 "R_MIPS_JALR", /* name */ 628 false, /* partial_inplace */ 629 0, /* src_mask */ 630 0x00000000, /* dst_mask */ 631 false), /* pcrel_offset */ 632 633 /* TLS relocations. */ 634 EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32), 635 EMPTY_HOWTO (R_MIPS_TLS_DTPREL32), 636 637 HOWTO (R_MIPS_TLS_DTPMOD64, /* type */ 638 0, /* rightshift */ 639 8, /* size */ 640 64, /* bitsize */ 641 false, /* pc_relative */ 642 0, /* bitpos */ 643 complain_overflow_dont, /* complain_on_overflow */ 644 _bfd_mips_elf_generic_reloc, /* special_function */ 645 "R_MIPS_TLS_DTPMOD64", /* name */ 646 true, /* partial_inplace */ 647 MINUS_ONE, /* src_mask */ 648 MINUS_ONE, /* dst_mask */ 649 false), /* pcrel_offset */ 650 651 HOWTO (R_MIPS_TLS_DTPREL64, /* type */ 652 0, /* rightshift */ 653 8, /* size */ 654 64, /* bitsize */ 655 false, /* pc_relative */ 656 0, /* bitpos */ 657 complain_overflow_dont, /* complain_on_overflow */ 658 _bfd_mips_elf_generic_reloc, /* special_function */ 659 "R_MIPS_TLS_DTPREL64", /* name */ 660 true, /* partial_inplace */ 661 MINUS_ONE, /* src_mask */ 662 MINUS_ONE, /* dst_mask */ 663 false), /* pcrel_offset */ 664 665 /* TLS general dynamic variable reference. */ 666 HOWTO (R_MIPS_TLS_GD, /* type */ 667 0, /* rightshift */ 668 4, /* size */ 669 16, /* bitsize */ 670 false, /* pc_relative */ 671 0, /* bitpos */ 672 complain_overflow_signed, /* complain_on_overflow */ 673 _bfd_mips_elf_generic_reloc, /* special_function */ 674 "R_MIPS_TLS_GD", /* name */ 675 true, /* partial_inplace */ 676 0x0000ffff, /* src_mask */ 677 0x0000ffff, /* dst_mask */ 678 false), /* pcrel_offset */ 679 680 /* TLS local dynamic variable reference. */ 681 HOWTO (R_MIPS_TLS_LDM, /* type */ 682 0, /* rightshift */ 683 4, /* size */ 684 16, /* bitsize */ 685 false, /* pc_relative */ 686 0, /* bitpos */ 687 complain_overflow_signed, /* complain_on_overflow */ 688 _bfd_mips_elf_generic_reloc, /* special_function */ 689 "R_MIPS_TLS_LDM", /* name */ 690 true, /* partial_inplace */ 691 0x0000ffff, /* src_mask */ 692 0x0000ffff, /* dst_mask */ 693 false), /* pcrel_offset */ 694 695 /* TLS local dynamic offset. */ 696 HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */ 697 0, /* rightshift */ 698 4, /* size */ 699 16, /* bitsize */ 700 false, /* pc_relative */ 701 0, /* bitpos */ 702 complain_overflow_signed, /* complain_on_overflow */ 703 _bfd_mips_elf_generic_reloc, /* special_function */ 704 "R_MIPS_TLS_DTPREL_HI16", /* name */ 705 true, /* partial_inplace */ 706 0x0000ffff, /* src_mask */ 707 0x0000ffff, /* dst_mask */ 708 false), /* pcrel_offset */ 709 710 /* TLS local dynamic offset. */ 711 HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */ 712 0, /* rightshift */ 713 4, /* size */ 714 16, /* bitsize */ 715 false, /* pc_relative */ 716 0, /* bitpos */ 717 complain_overflow_signed, /* complain_on_overflow */ 718 _bfd_mips_elf_generic_reloc, /* special_function */ 719 "R_MIPS_TLS_DTPREL_LO16", /* name */ 720 true, /* partial_inplace */ 721 0x0000ffff, /* src_mask */ 722 0x0000ffff, /* dst_mask */ 723 false), /* pcrel_offset */ 724 725 /* TLS thread pointer offset. */ 726 HOWTO (R_MIPS_TLS_GOTTPREL, /* type */ 727 0, /* rightshift */ 728 4, /* size */ 729 16, /* bitsize */ 730 false, /* pc_relative */ 731 0, /* bitpos */ 732 complain_overflow_signed, /* complain_on_overflow */ 733 _bfd_mips_elf_generic_reloc, /* special_function */ 734 "R_MIPS_TLS_GOTTPREL", /* name */ 735 true, /* partial_inplace */ 736 0x0000ffff, /* src_mask */ 737 0x0000ffff, /* dst_mask */ 738 false), /* pcrel_offset */ 739 740 /* TLS IE dynamic relocations. */ 741 EMPTY_HOWTO (R_MIPS_TLS_TPREL32), 742 743 HOWTO (R_MIPS_TLS_TPREL64, /* type */ 744 0, /* rightshift */ 745 8, /* size */ 746 64, /* bitsize */ 747 false, /* pc_relative */ 748 0, /* bitpos */ 749 complain_overflow_dont, /* complain_on_overflow */ 750 _bfd_mips_elf_generic_reloc, /* special_function */ 751 "R_MIPS_TLS_TPREL64", /* name */ 752 true, /* partial_inplace */ 753 MINUS_ONE, /* src_mask */ 754 MINUS_ONE, /* dst_mask */ 755 false), /* pcrel_offset */ 756 757 /* TLS thread pointer offset. */ 758 HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */ 759 0, /* rightshift */ 760 4, /* size */ 761 16, /* bitsize */ 762 false, /* pc_relative */ 763 0, /* bitpos */ 764 complain_overflow_signed, /* complain_on_overflow */ 765 _bfd_mips_elf_generic_reloc, /* special_function */ 766 "R_MIPS_TLS_TPREL_HI16", /* name */ 767 true, /* partial_inplace */ 768 0x0000ffff, /* src_mask */ 769 0x0000ffff, /* dst_mask */ 770 false), /* pcrel_offset */ 771 772 /* TLS thread pointer offset. */ 773 HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */ 774 0, /* rightshift */ 775 4, /* size */ 776 16, /* bitsize */ 777 false, /* pc_relative */ 778 0, /* bitpos */ 779 complain_overflow_signed, /* complain_on_overflow */ 780 _bfd_mips_elf_generic_reloc, /* special_function */ 781 "R_MIPS_TLS_TPREL_LO16", /* name */ 782 true, /* partial_inplace */ 783 0x0000ffff, /* src_mask */ 784 0x0000ffff, /* dst_mask */ 785 false), /* pcrel_offset */ 786 787 /* 32 bit relocation with no addend. */ 788 HOWTO (R_MIPS_GLOB_DAT, /* type */ 789 0, /* rightshift */ 790 4, /* size */ 791 32, /* bitsize */ 792 false, /* pc_relative */ 793 0, /* bitpos */ 794 complain_overflow_dont, /* complain_on_overflow */ 795 _bfd_mips_elf_generic_reloc, /* special_function */ 796 "R_MIPS_GLOB_DAT", /* name */ 797 false, /* partial_inplace */ 798 0x0, /* src_mask */ 799 0xffffffff, /* dst_mask */ 800 false), /* pcrel_offset */ 801 802 EMPTY_HOWTO (52), 803 EMPTY_HOWTO (53), 804 EMPTY_HOWTO (54), 805 EMPTY_HOWTO (55), 806 EMPTY_HOWTO (56), 807 EMPTY_HOWTO (57), 808 EMPTY_HOWTO (58), 809 EMPTY_HOWTO (59), 810 811 HOWTO (R_MIPS_PC21_S2, /* type */ 812 2, /* rightshift */ 813 4, /* size */ 814 21, /* bitsize */ 815 true, /* pc_relative */ 816 0, /* bitpos */ 817 complain_overflow_signed, /* complain_on_overflow */ 818 _bfd_mips_elf_generic_reloc, /* special_function */ 819 "R_MIPS_PC21_S2", /* name */ 820 true, /* partial_inplace */ 821 0x001fffff, /* src_mask */ 822 0x001fffff, /* dst_mask */ 823 true), /* pcrel_offset */ 824 825 HOWTO (R_MIPS_PC26_S2, /* type */ 826 2, /* rightshift */ 827 4, /* size */ 828 26, /* bitsize */ 829 true, /* pc_relative */ 830 0, /* bitpos */ 831 complain_overflow_signed, /* complain_on_overflow */ 832 _bfd_mips_elf_generic_reloc, /* special_function */ 833 "R_MIPS_PC26_S2", /* name */ 834 true, /* partial_inplace */ 835 0x03ffffff, /* src_mask */ 836 0x03ffffff, /* dst_mask */ 837 true), /* pcrel_offset */ 838 839 HOWTO (R_MIPS_PC18_S3, /* type */ 840 3, /* rightshift */ 841 4, /* size */ 842 18, /* bitsize */ 843 true, /* pc_relative */ 844 0, /* bitpos */ 845 complain_overflow_signed, /* complain_on_overflow */ 846 _bfd_mips_elf_generic_reloc, /* special_function */ 847 "R_MIPS_PC18_S3", /* name */ 848 true, /* partial_inplace */ 849 0x0003ffff, /* src_mask */ 850 0x0003ffff, /* dst_mask */ 851 true), /* pcrel_offset */ 852 853 HOWTO (R_MIPS_PC19_S2, /* type */ 854 2, /* rightshift */ 855 4, /* size */ 856 19, /* bitsize */ 857 true, /* pc_relative */ 858 0, /* bitpos */ 859 complain_overflow_signed, /* complain_on_overflow */ 860 _bfd_mips_elf_generic_reloc, /* special_function */ 861 "R_MIPS_PC19_S2", /* name */ 862 true, /* partial_inplace */ 863 0x0007ffff, /* src_mask */ 864 0x0007ffff, /* dst_mask */ 865 true), /* pcrel_offset */ 866 867 HOWTO (R_MIPS_PCHI16, /* type */ 868 16, /* rightshift */ 869 4, /* size */ 870 16, /* bitsize */ 871 true, /* pc_relative */ 872 0, /* bitpos */ 873 complain_overflow_signed, /* complain_on_overflow */ 874 _bfd_mips_elf_generic_reloc, /* special_function */ 875 "R_MIPS_PCHI16", /* name */ 876 true, /* partial_inplace */ 877 0x0000ffff, /* src_mask */ 878 0x0000ffff, /* dst_mask */ 879 true), /* pcrel_offset */ 880 881 HOWTO (R_MIPS_PCLO16, /* type */ 882 0, /* rightshift */ 883 4, /* size */ 884 16, /* bitsize */ 885 true, /* pc_relative */ 886 0, /* bitpos */ 887 complain_overflow_dont, /* complain_on_overflow */ 888 _bfd_mips_elf_generic_reloc, /* special_function */ 889 "R_MIPS_PCLO16", /* name */ 890 true, /* partial_inplace */ 891 0x0000ffff, /* src_mask */ 892 0x0000ffff, /* dst_mask */ 893 true), /* pcrel_offset */ 894 895 }; 896 897 /* The relocation table used for SHT_RELA sections. */ 898 899 static reloc_howto_type mips_elf64_howto_table_rela[] = 900 { 901 /* No relocation. */ 902 HOWTO (R_MIPS_NONE, /* type */ 903 0, /* rightshift */ 904 0, /* size */ 905 0, /* bitsize */ 906 false, /* pc_relative */ 907 0, /* bitpos */ 908 complain_overflow_dont, /* complain_on_overflow */ 909 _bfd_mips_elf_generic_reloc, /* special_function */ 910 "R_MIPS_NONE", /* name */ 911 false, /* partial_inplace */ 912 0, /* src_mask */ 913 0, /* dst_mask */ 914 false), /* pcrel_offset */ 915 916 /* 16 bit relocation. */ 917 HOWTO (R_MIPS_16, /* type */ 918 0, /* rightshift */ 919 4, /* size */ 920 16, /* bitsize */ 921 false, /* pc_relative */ 922 0, /* bitpos */ 923 complain_overflow_signed, /* complain_on_overflow */ 924 _bfd_mips_elf_generic_reloc, /* special_function */ 925 "R_MIPS_16", /* name */ 926 false, /* partial_inplace */ 927 0, /* src_mask */ 928 0x0000ffff, /* dst_mask */ 929 false), /* pcrel_offset */ 930 931 /* 32 bit relocation. */ 932 HOWTO (R_MIPS_32, /* type */ 933 0, /* rightshift */ 934 4, /* size */ 935 32, /* bitsize */ 936 false, /* pc_relative */ 937 0, /* bitpos */ 938 complain_overflow_dont, /* complain_on_overflow */ 939 _bfd_mips_elf_generic_reloc, /* special_function */ 940 "R_MIPS_32", /* name */ 941 false, /* partial_inplace */ 942 0, /* src_mask */ 943 0xffffffff, /* dst_mask */ 944 false), /* pcrel_offset */ 945 946 /* 32 bit symbol relative relocation. */ 947 HOWTO (R_MIPS_REL32, /* type */ 948 0, /* rightshift */ 949 4, /* size */ 950 32, /* bitsize */ 951 false, /* pc_relative */ 952 0, /* bitpos */ 953 complain_overflow_dont, /* complain_on_overflow */ 954 _bfd_mips_elf_generic_reloc, /* special_function */ 955 "R_MIPS_REL32", /* name */ 956 false, /* partial_inplace */ 957 0, /* src_mask */ 958 0xffffffff, /* dst_mask */ 959 false), /* pcrel_offset */ 960 961 /* 26 bit jump address. */ 962 HOWTO (R_MIPS_26, /* type */ 963 2, /* rightshift */ 964 4, /* size */ 965 26, /* bitsize */ 966 false, /* pc_relative */ 967 0, /* bitpos */ 968 complain_overflow_dont, /* complain_on_overflow */ 969 /* This needs complex overflow 970 detection, because the upper 36 971 bits must match the PC + 4. */ 972 _bfd_mips_elf_generic_reloc, /* special_function */ 973 "R_MIPS_26", /* name */ 974 false, /* partial_inplace */ 975 0, /* src_mask */ 976 0x03ffffff, /* dst_mask */ 977 false), /* pcrel_offset */ 978 979 /* High 16 bits of symbol value. */ 980 HOWTO (R_MIPS_HI16, /* type */ 981 0, /* rightshift */ 982 4, /* size */ 983 16, /* bitsize */ 984 false, /* pc_relative */ 985 0, /* bitpos */ 986 complain_overflow_dont, /* complain_on_overflow */ 987 _bfd_mips_elf_generic_reloc, /* special_function */ 988 "R_MIPS_HI16", /* name */ 989 false, /* partial_inplace */ 990 0, /* src_mask */ 991 0x0000ffff, /* dst_mask */ 992 false), /* pcrel_offset */ 993 994 /* Low 16 bits of symbol value. */ 995 HOWTO (R_MIPS_LO16, /* type */ 996 0, /* rightshift */ 997 4, /* size */ 998 16, /* bitsize */ 999 false, /* pc_relative */ 1000 0, /* bitpos */ 1001 complain_overflow_dont, /* complain_on_overflow */ 1002 _bfd_mips_elf_generic_reloc, /* special_function */ 1003 "R_MIPS_LO16", /* name */ 1004 false, /* partial_inplace */ 1005 0, /* src_mask */ 1006 0x0000ffff, /* dst_mask */ 1007 false), /* pcrel_offset */ 1008 1009 /* GP relative reference. */ 1010 HOWTO (R_MIPS_GPREL16, /* type */ 1011 0, /* rightshift */ 1012 4, /* size */ 1013 16, /* bitsize */ 1014 false, /* pc_relative */ 1015 0, /* bitpos */ 1016 complain_overflow_signed, /* complain_on_overflow */ 1017 mips_elf64_gprel16_reloc, /* special_function */ 1018 "R_MIPS_GPREL16", /* name */ 1019 false, /* partial_inplace */ 1020 0, /* src_mask */ 1021 0x0000ffff, /* dst_mask */ 1022 false), /* pcrel_offset */ 1023 1024 /* Reference to literal section. */ 1025 HOWTO (R_MIPS_LITERAL, /* type */ 1026 0, /* rightshift */ 1027 4, /* size */ 1028 16, /* bitsize */ 1029 false, /* pc_relative */ 1030 0, /* bitpos */ 1031 complain_overflow_signed, /* complain_on_overflow */ 1032 mips_elf64_literal_reloc, /* special_function */ 1033 "R_MIPS_LITERAL", /* name */ 1034 false, /* partial_inplace */ 1035 0, /* src_mask */ 1036 0x0000ffff, /* dst_mask */ 1037 false), /* pcrel_offset */ 1038 1039 /* Reference to global offset table. */ 1040 HOWTO (R_MIPS_GOT16, /* type */ 1041 0, /* rightshift */ 1042 4, /* size */ 1043 16, /* bitsize */ 1044 false, /* pc_relative */ 1045 0, /* bitpos */ 1046 complain_overflow_signed, /* complain_on_overflow */ 1047 _bfd_mips_elf_generic_reloc, /* special_function */ 1048 "R_MIPS_GOT16", /* name */ 1049 false, /* partial_inplace */ 1050 0, /* src_mask */ 1051 0x0000ffff, /* dst_mask */ 1052 false), /* pcrel_offset */ 1053 1054 /* 16 bit PC relative reference. Note that the ABI document has a typo 1055 and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. 1056 We do the right thing here. */ 1057 HOWTO (R_MIPS_PC16, /* type */ 1058 2, /* rightshift */ 1059 4, /* size */ 1060 16, /* bitsize */ 1061 true, /* pc_relative */ 1062 0, /* bitpos */ 1063 complain_overflow_signed, /* complain_on_overflow */ 1064 _bfd_mips_elf_generic_reloc, /* special_function */ 1065 "R_MIPS_PC16", /* name */ 1066 false, /* partial_inplace */ 1067 0, /* src_mask */ 1068 0x0000ffff, /* dst_mask */ 1069 true), /* pcrel_offset */ 1070 1071 /* 16 bit call through global offset table. */ 1072 HOWTO (R_MIPS_CALL16, /* type */ 1073 0, /* rightshift */ 1074 4, /* size */ 1075 16, /* bitsize */ 1076 false, /* pc_relative */ 1077 0, /* bitpos */ 1078 complain_overflow_signed, /* complain_on_overflow */ 1079 _bfd_mips_elf_generic_reloc, /* special_function */ 1080 "R_MIPS_CALL16", /* name */ 1081 false, /* partial_inplace */ 1082 0, /* src_mask */ 1083 0x0000ffff, /* dst_mask */ 1084 false), /* pcrel_offset */ 1085 1086 /* 32 bit GP relative reference. */ 1087 HOWTO (R_MIPS_GPREL32, /* type */ 1088 0, /* rightshift */ 1089 4, /* size */ 1090 32, /* bitsize */ 1091 false, /* pc_relative */ 1092 0, /* bitpos */ 1093 complain_overflow_dont, /* complain_on_overflow */ 1094 mips_elf64_gprel32_reloc, /* special_function */ 1095 "R_MIPS_GPREL32", /* name */ 1096 false, /* partial_inplace */ 1097 0, /* src_mask */ 1098 0xffffffff, /* dst_mask */ 1099 false), /* pcrel_offset */ 1100 1101 EMPTY_HOWTO (13), 1102 EMPTY_HOWTO (14), 1103 EMPTY_HOWTO (15), 1104 1105 /* A 5 bit shift field. */ 1106 HOWTO (R_MIPS_SHIFT5, /* type */ 1107 0, /* rightshift */ 1108 4, /* size */ 1109 5, /* bitsize */ 1110 false, /* pc_relative */ 1111 6, /* bitpos */ 1112 complain_overflow_bitfield, /* complain_on_overflow */ 1113 _bfd_mips_elf_generic_reloc, /* special_function */ 1114 "R_MIPS_SHIFT5", /* name */ 1115 false, /* partial_inplace */ 1116 0, /* src_mask */ 1117 0x000007c0, /* dst_mask */ 1118 false), /* pcrel_offset */ 1119 1120 /* A 6 bit shift field. */ 1121 HOWTO (R_MIPS_SHIFT6, /* type */ 1122 0, /* rightshift */ 1123 4, /* size */ 1124 6, /* bitsize */ 1125 false, /* pc_relative */ 1126 6, /* bitpos */ 1127 complain_overflow_bitfield, /* complain_on_overflow */ 1128 mips_elf64_shift6_reloc, /* special_function */ 1129 "R_MIPS_SHIFT6", /* name */ 1130 false, /* partial_inplace */ 1131 0, /* src_mask */ 1132 0x000007c4, /* dst_mask */ 1133 false), /* pcrel_offset */ 1134 1135 /* 64 bit relocation. */ 1136 HOWTO (R_MIPS_64, /* type */ 1137 0, /* rightshift */ 1138 8, /* size */ 1139 64, /* bitsize */ 1140 false, /* pc_relative */ 1141 0, /* bitpos */ 1142 complain_overflow_dont, /* complain_on_overflow */ 1143 _bfd_mips_elf_generic_reloc, /* special_function */ 1144 "R_MIPS_64", /* name */ 1145 false, /* partial_inplace */ 1146 0, /* src_mask */ 1147 MINUS_ONE, /* dst_mask */ 1148 false), /* pcrel_offset */ 1149 1150 /* Displacement in the global offset table. */ 1151 HOWTO (R_MIPS_GOT_DISP, /* type */ 1152 0, /* rightshift */ 1153 4, /* size */ 1154 16, /* bitsize */ 1155 false, /* pc_relative */ 1156 0, /* bitpos */ 1157 complain_overflow_signed, /* complain_on_overflow */ 1158 _bfd_mips_elf_generic_reloc, /* special_function */ 1159 "R_MIPS_GOT_DISP", /* name */ 1160 false, /* partial_inplace */ 1161 0, /* src_mask */ 1162 0x0000ffff, /* dst_mask */ 1163 false), /* pcrel_offset */ 1164 1165 /* Displacement to page pointer in the global offset table. */ 1166 HOWTO (R_MIPS_GOT_PAGE, /* type */ 1167 0, /* rightshift */ 1168 4, /* size */ 1169 16, /* bitsize */ 1170 false, /* pc_relative */ 1171 0, /* bitpos */ 1172 complain_overflow_signed, /* complain_on_overflow */ 1173 _bfd_mips_elf_generic_reloc, /* special_function */ 1174 "R_MIPS_GOT_PAGE", /* name */ 1175 false, /* partial_inplace */ 1176 0, /* src_mask */ 1177 0x0000ffff, /* dst_mask */ 1178 false), /* pcrel_offset */ 1179 1180 /* Offset from page pointer in the global offset table. */ 1181 HOWTO (R_MIPS_GOT_OFST, /* type */ 1182 0, /* rightshift */ 1183 4, /* size */ 1184 16, /* bitsize */ 1185 false, /* pc_relative */ 1186 0, /* bitpos */ 1187 complain_overflow_signed, /* complain_on_overflow */ 1188 _bfd_mips_elf_generic_reloc, /* special_function */ 1189 "R_MIPS_GOT_OFST", /* name */ 1190 false, /* partial_inplace */ 1191 0, /* src_mask */ 1192 0x0000ffff, /* dst_mask */ 1193 false), /* pcrel_offset */ 1194 1195 /* High 16 bits of displacement in global offset table. */ 1196 HOWTO (R_MIPS_GOT_HI16, /* type */ 1197 0, /* rightshift */ 1198 4, /* size */ 1199 16, /* bitsize */ 1200 false, /* pc_relative */ 1201 0, /* bitpos */ 1202 complain_overflow_dont, /* complain_on_overflow */ 1203 _bfd_mips_elf_generic_reloc, /* special_function */ 1204 "R_MIPS_GOT_HI16", /* name */ 1205 false, /* partial_inplace */ 1206 0, /* src_mask */ 1207 0x0000ffff, /* dst_mask */ 1208 false), /* pcrel_offset */ 1209 1210 /* Low 16 bits of displacement in global offset table. */ 1211 HOWTO (R_MIPS_GOT_LO16, /* type */ 1212 0, /* rightshift */ 1213 4, /* size */ 1214 16, /* bitsize */ 1215 false, /* pc_relative */ 1216 0, /* bitpos */ 1217 complain_overflow_dont, /* complain_on_overflow */ 1218 _bfd_mips_elf_generic_reloc, /* special_function */ 1219 "R_MIPS_GOT_LO16", /* name */ 1220 false, /* partial_inplace */ 1221 0, /* src_mask */ 1222 0x0000ffff, /* dst_mask */ 1223 false), /* pcrel_offset */ 1224 1225 /* 64 bit subtraction. */ 1226 HOWTO (R_MIPS_SUB, /* type */ 1227 0, /* rightshift */ 1228 8, /* size */ 1229 64, /* bitsize */ 1230 false, /* pc_relative */ 1231 0, /* bitpos */ 1232 complain_overflow_dont, /* complain_on_overflow */ 1233 _bfd_mips_elf_generic_reloc, /* special_function */ 1234 "R_MIPS_SUB", /* name */ 1235 false, /* partial_inplace */ 1236 0, /* src_mask */ 1237 MINUS_ONE, /* dst_mask */ 1238 false), /* pcrel_offset */ 1239 1240 /* Insert the addend as an instruction. */ 1241 /* FIXME: Not handled correctly. */ 1242 HOWTO (R_MIPS_INSERT_A, /* type */ 1243 0, /* rightshift */ 1244 4, /* size */ 1245 32, /* bitsize */ 1246 false, /* pc_relative */ 1247 0, /* bitpos */ 1248 complain_overflow_dont, /* complain_on_overflow */ 1249 _bfd_mips_elf_generic_reloc, /* special_function */ 1250 "R_MIPS_INSERT_A", /* name */ 1251 false, /* partial_inplace */ 1252 0, /* src_mask */ 1253 0xffffffff, /* dst_mask */ 1254 false), /* pcrel_offset */ 1255 1256 /* Insert the addend as an instruction, and change all relocations 1257 to refer to the old instruction at the address. */ 1258 /* FIXME: Not handled correctly. */ 1259 HOWTO (R_MIPS_INSERT_B, /* type */ 1260 0, /* rightshift */ 1261 4, /* size */ 1262 32, /* bitsize */ 1263 false, /* pc_relative */ 1264 0, /* bitpos */ 1265 complain_overflow_dont, /* complain_on_overflow */ 1266 _bfd_mips_elf_generic_reloc, /* special_function */ 1267 "R_MIPS_INSERT_B", /* name */ 1268 false, /* partial_inplace */ 1269 0, /* src_mask */ 1270 0xffffffff, /* dst_mask */ 1271 false), /* pcrel_offset */ 1272 1273 /* Delete a 32 bit instruction. */ 1274 /* FIXME: Not handled correctly. */ 1275 HOWTO (R_MIPS_DELETE, /* type */ 1276 0, /* rightshift */ 1277 4, /* size */ 1278 32, /* bitsize */ 1279 false, /* pc_relative */ 1280 0, /* bitpos */ 1281 complain_overflow_dont, /* complain_on_overflow */ 1282 _bfd_mips_elf_generic_reloc, /* special_function */ 1283 "R_MIPS_DELETE", /* name */ 1284 false, /* partial_inplace */ 1285 0, /* src_mask */ 1286 0xffffffff, /* dst_mask */ 1287 false), /* pcrel_offset */ 1288 1289 /* Get the higher value of a 64 bit addend. */ 1290 HOWTO (R_MIPS_HIGHER, /* type */ 1291 0, /* rightshift */ 1292 4, /* size */ 1293 16, /* bitsize */ 1294 false, /* pc_relative */ 1295 0, /* bitpos */ 1296 complain_overflow_dont, /* complain_on_overflow */ 1297 _bfd_mips_elf_generic_reloc, /* special_function */ 1298 "R_MIPS_HIGHER", /* name */ 1299 false, /* partial_inplace */ 1300 0, /* src_mask */ 1301 0x0000ffff, /* dst_mask */ 1302 false), /* pcrel_offset */ 1303 1304 /* Get the highest value of a 64 bit addend. */ 1305 HOWTO (R_MIPS_HIGHEST, /* type */ 1306 0, /* rightshift */ 1307 4, /* size */ 1308 16, /* bitsize */ 1309 false, /* pc_relative */ 1310 0, /* bitpos */ 1311 complain_overflow_dont, /* complain_on_overflow */ 1312 _bfd_mips_elf_generic_reloc, /* special_function */ 1313 "R_MIPS_HIGHEST", /* name */ 1314 false, /* partial_inplace */ 1315 0, /* src_mask */ 1316 0x0000ffff, /* dst_mask */ 1317 false), /* pcrel_offset */ 1318 1319 /* High 16 bits of displacement in global offset table. */ 1320 HOWTO (R_MIPS_CALL_HI16, /* type */ 1321 0, /* rightshift */ 1322 4, /* size */ 1323 16, /* bitsize */ 1324 false, /* pc_relative */ 1325 0, /* bitpos */ 1326 complain_overflow_dont, /* complain_on_overflow */ 1327 _bfd_mips_elf_generic_reloc, /* special_function */ 1328 "R_MIPS_CALL_HI16", /* name */ 1329 false, /* partial_inplace */ 1330 0, /* src_mask */ 1331 0x0000ffff, /* dst_mask */ 1332 false), /* pcrel_offset */ 1333 1334 /* Low 16 bits of displacement in global offset table. */ 1335 HOWTO (R_MIPS_CALL_LO16, /* type */ 1336 0, /* rightshift */ 1337 4, /* size */ 1338 16, /* bitsize */ 1339 false, /* pc_relative */ 1340 0, /* bitpos */ 1341 complain_overflow_dont, /* complain_on_overflow */ 1342 _bfd_mips_elf_generic_reloc, /* special_function */ 1343 "R_MIPS_CALL_LO16", /* name */ 1344 false, /* partial_inplace */ 1345 0, /* src_mask */ 1346 0x0000ffff, /* dst_mask */ 1347 false), /* pcrel_offset */ 1348 1349 /* Section displacement, used by an associated event location section. */ 1350 HOWTO (R_MIPS_SCN_DISP, /* type */ 1351 0, /* rightshift */ 1352 4, /* size */ 1353 32, /* bitsize */ 1354 false, /* pc_relative */ 1355 0, /* bitpos */ 1356 complain_overflow_dont, /* complain_on_overflow */ 1357 _bfd_mips_elf_generic_reloc, /* special_function */ 1358 "R_MIPS_SCN_DISP", /* name */ 1359 false, /* partial_inplace */ 1360 0, /* src_mask */ 1361 0xffffffff, /* dst_mask */ 1362 false), /* pcrel_offset */ 1363 1364 HOWTO (R_MIPS_REL16, /* type */ 1365 0, /* rightshift */ 1366 2, /* size */ 1367 16, /* bitsize */ 1368 false, /* pc_relative */ 1369 0, /* bitpos */ 1370 complain_overflow_signed, /* complain_on_overflow */ 1371 _bfd_mips_elf_generic_reloc, /* special_function */ 1372 "R_MIPS_REL16", /* name */ 1373 false, /* partial_inplace */ 1374 0, /* src_mask */ 1375 0xffff, /* dst_mask */ 1376 false), /* pcrel_offset */ 1377 1378 /* These two are obsolete. */ 1379 EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), 1380 EMPTY_HOWTO (R_MIPS_PJUMP), 1381 1382 /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. 1383 It must be used for multigot GOT's (and only there). */ 1384 HOWTO (R_MIPS_RELGOT, /* type */ 1385 0, /* rightshift */ 1386 4, /* size */ 1387 32, /* bitsize */ 1388 false, /* pc_relative */ 1389 0, /* bitpos */ 1390 complain_overflow_dont, /* complain_on_overflow */ 1391 _bfd_mips_elf_generic_reloc, /* special_function */ 1392 "R_MIPS_RELGOT", /* name */ 1393 false, /* partial_inplace */ 1394 0, /* src_mask */ 1395 0xffffffff, /* dst_mask */ 1396 false), /* pcrel_offset */ 1397 1398 /* Protected jump conversion. This is an optimization hint. No 1399 relocation is required for correctness. */ 1400 HOWTO (R_MIPS_JALR, /* type */ 1401 0, /* rightshift */ 1402 4, /* size */ 1403 32, /* bitsize */ 1404 false, /* pc_relative */ 1405 0, /* bitpos */ 1406 complain_overflow_dont, /* complain_on_overflow */ 1407 _bfd_mips_elf_generic_reloc, /* special_function */ 1408 "R_MIPS_JALR", /* name */ 1409 false, /* partial_inplace */ 1410 0, /* src_mask */ 1411 0x00000000, /* dst_mask */ 1412 false), /* pcrel_offset */ 1413 1414 /* TLS relocations. */ 1415 EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32), 1416 EMPTY_HOWTO (R_MIPS_TLS_DTPREL32), 1417 1418 HOWTO (R_MIPS_TLS_DTPMOD64, /* type */ 1419 0, /* rightshift */ 1420 8, /* size */ 1421 64, /* bitsize */ 1422 false, /* pc_relative */ 1423 0, /* bitpos */ 1424 complain_overflow_dont, /* complain_on_overflow */ 1425 _bfd_mips_elf_generic_reloc, /* special_function */ 1426 "R_MIPS_TLS_DTPMOD64", /* name */ 1427 false, /* partial_inplace */ 1428 0, /* src_mask */ 1429 MINUS_ONE, /* dst_mask */ 1430 false), /* pcrel_offset */ 1431 1432 HOWTO (R_MIPS_TLS_DTPREL64, /* type */ 1433 0, /* rightshift */ 1434 8, /* size */ 1435 64, /* bitsize */ 1436 false, /* pc_relative */ 1437 0, /* bitpos */ 1438 complain_overflow_dont, /* complain_on_overflow */ 1439 _bfd_mips_elf_generic_reloc, /* special_function */ 1440 "R_MIPS_TLS_DTPREL64", /* name */ 1441 false, /* partial_inplace */ 1442 0, /* src_mask */ 1443 MINUS_ONE, /* dst_mask */ 1444 false), /* pcrel_offset */ 1445 1446 /* TLS general dynamic variable reference. */ 1447 HOWTO (R_MIPS_TLS_GD, /* type */ 1448 0, /* rightshift */ 1449 4, /* size */ 1450 16, /* bitsize */ 1451 false, /* pc_relative */ 1452 0, /* bitpos */ 1453 complain_overflow_signed, /* complain_on_overflow */ 1454 _bfd_mips_elf_generic_reloc, /* special_function */ 1455 "R_MIPS_TLS_GD", /* name */ 1456 false, /* partial_inplace */ 1457 0, /* src_mask */ 1458 0x0000ffff, /* dst_mask */ 1459 false), /* pcrel_offset */ 1460 1461 /* TLS local dynamic variable reference. */ 1462 HOWTO (R_MIPS_TLS_LDM, /* type */ 1463 0, /* rightshift */ 1464 4, /* size */ 1465 16, /* bitsize */ 1466 false, /* pc_relative */ 1467 0, /* bitpos */ 1468 complain_overflow_signed, /* complain_on_overflow */ 1469 _bfd_mips_elf_generic_reloc, /* special_function */ 1470 "R_MIPS_TLS_LDM", /* name */ 1471 false, /* partial_inplace */ 1472 0, /* src_mask */ 1473 0x0000ffff, /* dst_mask */ 1474 false), /* pcrel_offset */ 1475 1476 /* TLS local dynamic offset. */ 1477 HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */ 1478 0, /* rightshift */ 1479 4, /* size */ 1480 16, /* bitsize */ 1481 false, /* pc_relative */ 1482 0, /* bitpos */ 1483 complain_overflow_signed, /* complain_on_overflow */ 1484 _bfd_mips_elf_generic_reloc, /* special_function */ 1485 "R_MIPS_TLS_DTPREL_HI16", /* name */ 1486 false, /* partial_inplace */ 1487 0, /* src_mask */ 1488 0x0000ffff, /* dst_mask */ 1489 false), /* pcrel_offset */ 1490 1491 /* TLS local dynamic offset. */ 1492 HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */ 1493 0, /* rightshift */ 1494 4, /* size */ 1495 16, /* bitsize */ 1496 false, /* pc_relative */ 1497 0, /* bitpos */ 1498 complain_overflow_signed, /* complain_on_overflow */ 1499 _bfd_mips_elf_generic_reloc, /* special_function */ 1500 "R_MIPS_TLS_DTPREL_LO16", /* name */ 1501 false, /* partial_inplace */ 1502 0, /* src_mask */ 1503 0x0000ffff, /* dst_mask */ 1504 false), /* pcrel_offset */ 1505 1506 /* TLS thread pointer offset. */ 1507 HOWTO (R_MIPS_TLS_GOTTPREL, /* type */ 1508 0, /* rightshift */ 1509 4, /* size */ 1510 16, /* bitsize */ 1511 false, /* pc_relative */ 1512 0, /* bitpos */ 1513 complain_overflow_signed, /* complain_on_overflow */ 1514 _bfd_mips_elf_generic_reloc, /* special_function */ 1515 "R_MIPS_TLS_GOTTPREL", /* name */ 1516 false, /* partial_inplace */ 1517 0, /* src_mask */ 1518 0x0000ffff, /* dst_mask */ 1519 false), /* pcrel_offset */ 1520 1521 /* TLS IE dynamic relocations. */ 1522 EMPTY_HOWTO (R_MIPS_TLS_TPREL32), 1523 1524 HOWTO (R_MIPS_TLS_TPREL64, /* type */ 1525 0, /* rightshift */ 1526 8, /* size */ 1527 64, /* bitsize */ 1528 false, /* pc_relative */ 1529 0, /* bitpos */ 1530 complain_overflow_dont, /* complain_on_overflow */ 1531 _bfd_mips_elf_generic_reloc, /* special_function */ 1532 "R_MIPS_TLS_TPREL64", /* name */ 1533 false, /* partial_inplace */ 1534 0, /* src_mask */ 1535 MINUS_ONE, /* dst_mask */ 1536 false), /* pcrel_offset */ 1537 1538 /* TLS thread pointer offset. */ 1539 HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */ 1540 0, /* rightshift */ 1541 4, /* size */ 1542 16, /* bitsize */ 1543 false, /* pc_relative */ 1544 0, /* bitpos */ 1545 complain_overflow_signed, /* complain_on_overflow */ 1546 _bfd_mips_elf_generic_reloc, /* special_function */ 1547 "R_MIPS_TLS_TPREL_HI16", /* name */ 1548 false, /* partial_inplace */ 1549 0, /* src_mask */ 1550 0x0000ffff, /* dst_mask */ 1551 false), /* pcrel_offset */ 1552 1553 /* TLS thread pointer offset. */ 1554 HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */ 1555 0, /* rightshift */ 1556 4, /* size */ 1557 16, /* bitsize */ 1558 false, /* pc_relative */ 1559 0, /* bitpos */ 1560 complain_overflow_signed, /* complain_on_overflow */ 1561 _bfd_mips_elf_generic_reloc, /* special_function */ 1562 "R_MIPS_TLS_TPREL_LO16", /* name */ 1563 false, /* partial_inplace */ 1564 0, /* src_mask */ 1565 0x0000ffff, /* dst_mask */ 1566 false), /* pcrel_offset */ 1567 1568 /* 32 bit relocation with no addend. */ 1569 HOWTO (R_MIPS_GLOB_DAT, /* type */ 1570 0, /* rightshift */ 1571 4, /* size */ 1572 32, /* bitsize */ 1573 false, /* pc_relative */ 1574 0, /* bitpos */ 1575 complain_overflow_dont, /* complain_on_overflow */ 1576 _bfd_mips_elf_generic_reloc, /* special_function */ 1577 "R_MIPS_GLOB_DAT", /* name */ 1578 false, /* partial_inplace */ 1579 0x0, /* src_mask */ 1580 0xffffffff, /* dst_mask */ 1581 false), /* pcrel_offset */ 1582 1583 EMPTY_HOWTO (52), 1584 EMPTY_HOWTO (53), 1585 EMPTY_HOWTO (54), 1586 EMPTY_HOWTO (55), 1587 EMPTY_HOWTO (56), 1588 EMPTY_HOWTO (57), 1589 EMPTY_HOWTO (58), 1590 EMPTY_HOWTO (59), 1591 1592 HOWTO (R_MIPS_PC21_S2, /* type */ 1593 2, /* rightshift */ 1594 4, /* size */ 1595 21, /* bitsize */ 1596 true, /* pc_relative */ 1597 0, /* bitpos */ 1598 complain_overflow_signed, /* complain_on_overflow */ 1599 _bfd_mips_elf_generic_reloc, /* special_function */ 1600 "R_MIPS_PC21_S2", /* name */ 1601 false, /* partial_inplace */ 1602 0, /* src_mask */ 1603 0x001fffff, /* dst_mask */ 1604 true), /* pcrel_offset */ 1605 1606 HOWTO (R_MIPS_PC26_S2, /* type */ 1607 2, /* rightshift */ 1608 4, /* size */ 1609 26, /* bitsize */ 1610 true, /* pc_relative */ 1611 0, /* bitpos */ 1612 complain_overflow_signed, /* complain_on_overflow */ 1613 _bfd_mips_elf_generic_reloc, /* special_function */ 1614 "R_MIPS_PC26_S2", /* name */ 1615 false, /* partial_inplace */ 1616 0, /* src_mask */ 1617 0x03ffffff, /* dst_mask */ 1618 true), /* pcrel_offset */ 1619 1620 HOWTO (R_MIPS_PC18_S3, /* type */ 1621 3, /* rightshift */ 1622 4, /* size */ 1623 18, /* bitsize */ 1624 true, /* pc_relative */ 1625 0, /* bitpos */ 1626 complain_overflow_signed, /* complain_on_overflow */ 1627 _bfd_mips_elf_generic_reloc, /* special_function */ 1628 "R_MIPS_PC18_S3", /* name */ 1629 false, /* partial_inplace */ 1630 0, /* src_mask */ 1631 0x0003ffff, /* dst_mask */ 1632 true), /* pcrel_offset */ 1633 1634 HOWTO (R_MIPS_PC19_S2, /* type */ 1635 2, /* rightshift */ 1636 4, /* size */ 1637 19, /* bitsize */ 1638 true, /* pc_relative */ 1639 0, /* bitpos */ 1640 complain_overflow_signed, /* complain_on_overflow */ 1641 _bfd_mips_elf_generic_reloc, /* special_function */ 1642 "R_MIPS_PC19_S2", /* name */ 1643 false, /* partial_inplace */ 1644 0, /* src_mask */ 1645 0x0007ffff, /* dst_mask */ 1646 true), /* pcrel_offset */ 1647 1648 HOWTO (R_MIPS_PCHI16, /* type */ 1649 16, /* rightshift */ 1650 4, /* size */ 1651 16, /* bitsize */ 1652 true, /* pc_relative */ 1653 0, /* bitpos */ 1654 complain_overflow_signed, /* complain_on_overflow */ 1655 _bfd_mips_elf_generic_reloc, /* special_function */ 1656 "R_MIPS_PCHI16", /* name */ 1657 false, /* partial_inplace */ 1658 0, /* src_mask */ 1659 0x0000ffff, /* dst_mask */ 1660 true), /* pcrel_offset */ 1661 1662 HOWTO (R_MIPS_PCLO16, /* type */ 1663 0, /* rightshift */ 1664 4, /* size */ 1665 16, /* bitsize */ 1666 true, /* pc_relative */ 1667 0, /* bitpos */ 1668 complain_overflow_dont, /* complain_on_overflow */ 1669 _bfd_mips_elf_generic_reloc, /* special_function */ 1670 "R_MIPS_PCLO16", /* name */ 1671 false, /* partial_inplace */ 1672 0, /* src_mask */ 1673 0x0000ffff, /* dst_mask */ 1674 true), /* pcrel_offset */ 1675 1676 }; 1677 1678 static reloc_howto_type mips16_elf64_howto_table_rel[] = 1679 { 1680 /* The reloc used for the mips16 jump instruction. */ 1681 HOWTO (R_MIPS16_26, /* type */ 1682 2, /* rightshift */ 1683 4, /* size */ 1684 26, /* bitsize */ 1685 false, /* pc_relative */ 1686 0, /* bitpos */ 1687 complain_overflow_dont, /* complain_on_overflow */ 1688 /* This needs complex overflow 1689 detection, because the upper four 1690 bits must match the PC. */ 1691 _bfd_mips_elf_generic_reloc, /* special_function */ 1692 "R_MIPS16_26", /* name */ 1693 true, /* partial_inplace */ 1694 0x3ffffff, /* src_mask */ 1695 0x3ffffff, /* dst_mask */ 1696 false), /* pcrel_offset */ 1697 1698 /* The reloc used for the mips16 gprel instruction. */ 1699 HOWTO (R_MIPS16_GPREL, /* type */ 1700 0, /* rightshift */ 1701 4, /* size */ 1702 16, /* bitsize */ 1703 false, /* pc_relative */ 1704 0, /* bitpos */ 1705 complain_overflow_signed, /* complain_on_overflow */ 1706 mips16_gprel_reloc, /* special_function */ 1707 "R_MIPS16_GPREL", /* name */ 1708 true, /* partial_inplace */ 1709 0x0000ffff, /* src_mask */ 1710 0x0000ffff, /* dst_mask */ 1711 false), /* pcrel_offset */ 1712 1713 /* A MIPS16 reference to the global offset table. */ 1714 HOWTO (R_MIPS16_GOT16, /* type */ 1715 0, /* rightshift */ 1716 4, /* size */ 1717 16, /* bitsize */ 1718 false, /* pc_relative */ 1719 0, /* bitpos */ 1720 complain_overflow_dont, /* complain_on_overflow */ 1721 _bfd_mips_elf_got16_reloc, /* special_function */ 1722 "R_MIPS16_GOT16", /* name */ 1723 true, /* partial_inplace */ 1724 0x0000ffff, /* src_mask */ 1725 0x0000ffff, /* dst_mask */ 1726 false), /* pcrel_offset */ 1727 1728 /* A MIPS16 call through the global offset table. */ 1729 HOWTO (R_MIPS16_CALL16, /* type */ 1730 0, /* rightshift */ 1731 4, /* size */ 1732 16, /* bitsize */ 1733 false, /* pc_relative */ 1734 0, /* bitpos */ 1735 complain_overflow_dont, /* complain_on_overflow */ 1736 _bfd_mips_elf_generic_reloc, /* special_function */ 1737 "R_MIPS16_CALL16", /* name */ 1738 true, /* partial_inplace */ 1739 0x0000ffff, /* src_mask */ 1740 0x0000ffff, /* dst_mask */ 1741 false), /* pcrel_offset */ 1742 1743 /* MIPS16 high 16 bits of symbol value. */ 1744 HOWTO (R_MIPS16_HI16, /* type */ 1745 16, /* rightshift */ 1746 4, /* size */ 1747 16, /* bitsize */ 1748 false, /* pc_relative */ 1749 0, /* bitpos */ 1750 complain_overflow_dont, /* complain_on_overflow */ 1751 _bfd_mips_elf_hi16_reloc, /* special_function */ 1752 "R_MIPS16_HI16", /* name */ 1753 true, /* partial_inplace */ 1754 0x0000ffff, /* src_mask */ 1755 0x0000ffff, /* dst_mask */ 1756 false), /* pcrel_offset */ 1757 1758 /* MIPS16 low 16 bits of symbol value. */ 1759 HOWTO (R_MIPS16_LO16, /* type */ 1760 0, /* rightshift */ 1761 4, /* size */ 1762 16, /* bitsize */ 1763 false, /* pc_relative */ 1764 0, /* bitpos */ 1765 complain_overflow_dont, /* complain_on_overflow */ 1766 _bfd_mips_elf_lo16_reloc, /* special_function */ 1767 "R_MIPS16_LO16", /* name */ 1768 true, /* partial_inplace */ 1769 0x0000ffff, /* src_mask */ 1770 0x0000ffff, /* dst_mask */ 1771 false), /* pcrel_offset */ 1772 1773 /* MIPS16 TLS general dynamic variable reference. */ 1774 HOWTO (R_MIPS16_TLS_GD, /* type */ 1775 0, /* rightshift */ 1776 4, /* size */ 1777 16, /* bitsize */ 1778 false, /* pc_relative */ 1779 0, /* bitpos */ 1780 complain_overflow_signed, /* complain_on_overflow */ 1781 _bfd_mips_elf_generic_reloc, /* special_function */ 1782 "R_MIPS16_TLS_GD", /* name */ 1783 true, /* partial_inplace */ 1784 0x0000ffff, /* src_mask */ 1785 0x0000ffff, /* dst_mask */ 1786 false), /* pcrel_offset */ 1787 1788 /* MIPS16 TLS local dynamic variable reference. */ 1789 HOWTO (R_MIPS16_TLS_LDM, /* type */ 1790 0, /* rightshift */ 1791 4, /* size */ 1792 16, /* bitsize */ 1793 false, /* pc_relative */ 1794 0, /* bitpos */ 1795 complain_overflow_signed, /* complain_on_overflow */ 1796 _bfd_mips_elf_generic_reloc, /* special_function */ 1797 "R_MIPS16_TLS_LDM", /* name */ 1798 true, /* partial_inplace */ 1799 0x0000ffff, /* src_mask */ 1800 0x0000ffff, /* dst_mask */ 1801 false), /* pcrel_offset */ 1802 1803 /* MIPS16 TLS local dynamic offset. */ 1804 HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */ 1805 0, /* rightshift */ 1806 4, /* size */ 1807 16, /* bitsize */ 1808 false, /* pc_relative */ 1809 0, /* bitpos */ 1810 complain_overflow_signed, /* complain_on_overflow */ 1811 _bfd_mips_elf_generic_reloc, /* special_function */ 1812 "R_MIPS16_TLS_DTPREL_HI16", /* name */ 1813 true, /* partial_inplace */ 1814 0x0000ffff, /* src_mask */ 1815 0x0000ffff, /* dst_mask */ 1816 false), /* pcrel_offset */ 1817 1818 /* MIPS16 TLS local dynamic offset. */ 1819 HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */ 1820 0, /* rightshift */ 1821 4, /* size */ 1822 16, /* bitsize */ 1823 false, /* pc_relative */ 1824 0, /* bitpos */ 1825 complain_overflow_signed, /* complain_on_overflow */ 1826 _bfd_mips_elf_generic_reloc, /* special_function */ 1827 "R_MIPS16_TLS_DTPREL_LO16", /* name */ 1828 true, /* partial_inplace */ 1829 0x0000ffff, /* src_mask */ 1830 0x0000ffff, /* dst_mask */ 1831 false), /* pcrel_offset */ 1832 1833 /* MIPS16 TLS thread pointer offset. */ 1834 HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */ 1835 0, /* rightshift */ 1836 4, /* size */ 1837 16, /* bitsize */ 1838 false, /* pc_relative */ 1839 0, /* bitpos */ 1840 complain_overflow_signed, /* complain_on_overflow */ 1841 _bfd_mips_elf_generic_reloc, /* special_function */ 1842 "R_MIPS16_TLS_GOTTPREL", /* name */ 1843 true, /* partial_inplace */ 1844 0x0000ffff, /* src_mask */ 1845 0x0000ffff, /* dst_mask */ 1846 false), /* pcrel_offset */ 1847 1848 /* MIPS16 TLS thread pointer offset. */ 1849 HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */ 1850 0, /* rightshift */ 1851 4, /* size */ 1852 16, /* bitsize */ 1853 false, /* pc_relative */ 1854 0, /* bitpos */ 1855 complain_overflow_signed, /* complain_on_overflow */ 1856 _bfd_mips_elf_generic_reloc, /* special_function */ 1857 "R_MIPS16_TLS_TPREL_HI16", /* name */ 1858 true, /* partial_inplace */ 1859 0x0000ffff, /* src_mask */ 1860 0x0000ffff, /* dst_mask */ 1861 false), /* pcrel_offset */ 1862 1863 /* MIPS16 TLS thread pointer offset. */ 1864 HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */ 1865 0, /* rightshift */ 1866 4, /* size */ 1867 16, /* bitsize */ 1868 false, /* pc_relative */ 1869 0, /* bitpos */ 1870 complain_overflow_signed, /* complain_on_overflow */ 1871 _bfd_mips_elf_generic_reloc, /* special_function */ 1872 "R_MIPS16_TLS_TPREL_LO16", /* name */ 1873 true, /* partial_inplace */ 1874 0x0000ffff, /* src_mask */ 1875 0x0000ffff, /* dst_mask */ 1876 false), /* pcrel_offset */ 1877 1878 /* MIPS16 16-bit PC-relative branch offset. */ 1879 HOWTO (R_MIPS16_PC16_S1, /* type */ 1880 1, /* rightshift */ 1881 4, /* size */ 1882 16, /* bitsize */ 1883 true, /* pc_relative */ 1884 0, /* bitpos */ 1885 complain_overflow_signed, /* complain_on_overflow */ 1886 _bfd_mips_elf_generic_reloc, /* special_function */ 1887 "R_MIPS16_PC16_S1", /* name */ 1888 true, /* partial_inplace */ 1889 0x0000ffff, /* src_mask */ 1890 0x0000ffff, /* dst_mask */ 1891 true), /* pcrel_offset */ 1892 }; 1893 1894 static reloc_howto_type mips16_elf64_howto_table_rela[] = 1895 { 1896 /* The reloc used for the mips16 jump instruction. */ 1897 HOWTO (R_MIPS16_26, /* type */ 1898 2, /* rightshift */ 1899 4, /* size */ 1900 26, /* bitsize */ 1901 false, /* pc_relative */ 1902 0, /* bitpos */ 1903 complain_overflow_dont, /* complain_on_overflow */ 1904 /* This needs complex overflow 1905 detection, because the upper four 1906 bits must match the PC. */ 1907 _bfd_mips_elf_generic_reloc, /* special_function */ 1908 "R_MIPS16_26", /* name */ 1909 false, /* partial_inplace */ 1910 0, /* src_mask */ 1911 0x3ffffff, /* dst_mask */ 1912 false), /* pcrel_offset */ 1913 1914 /* The reloc used for the mips16 gprel instruction. */ 1915 HOWTO (R_MIPS16_GPREL, /* type */ 1916 0, /* rightshift */ 1917 4, /* size */ 1918 16, /* bitsize */ 1919 false, /* pc_relative */ 1920 0, /* bitpos */ 1921 complain_overflow_signed, /* complain_on_overflow */ 1922 mips16_gprel_reloc, /* special_function */ 1923 "R_MIPS16_GPREL", /* name */ 1924 false, /* partial_inplace */ 1925 0, /* src_mask */ 1926 0x0000ffff, /* dst_mask */ 1927 false), /* pcrel_offset */ 1928 1929 /* A MIPS16 reference to the global offset table. */ 1930 HOWTO (R_MIPS16_GOT16, /* type */ 1931 0, /* rightshift */ 1932 4, /* size */ 1933 16, /* bitsize */ 1934 false, /* pc_relative */ 1935 0, /* bitpos */ 1936 complain_overflow_dont, /* complain_on_overflow */ 1937 _bfd_mips_elf_got16_reloc, /* special_function */ 1938 "R_MIPS16_GOT16", /* name */ 1939 false, /* partial_inplace */ 1940 0, /* src_mask */ 1941 0x0000ffff, /* dst_mask */ 1942 false), /* pcrel_offset */ 1943 1944 /* A MIPS16 call through the global offset table. */ 1945 HOWTO (R_MIPS16_CALL16, /* type */ 1946 0, /* rightshift */ 1947 4, /* size */ 1948 16, /* bitsize */ 1949 false, /* pc_relative */ 1950 0, /* bitpos */ 1951 complain_overflow_dont, /* complain_on_overflow */ 1952 _bfd_mips_elf_generic_reloc, /* special_function */ 1953 "R_MIPS16_CALL16", /* name */ 1954 false, /* partial_inplace */ 1955 0, /* src_mask */ 1956 0x0000ffff, /* dst_mask */ 1957 false), /* pcrel_offset */ 1958 1959 /* MIPS16 high 16 bits of symbol value. */ 1960 HOWTO (R_MIPS16_HI16, /* type */ 1961 16, /* rightshift */ 1962 4, /* size */ 1963 16, /* bitsize */ 1964 false, /* pc_relative */ 1965 0, /* bitpos */ 1966 complain_overflow_dont, /* complain_on_overflow */ 1967 _bfd_mips_elf_hi16_reloc, /* special_function */ 1968 "R_MIPS16_HI16", /* name */ 1969 false, /* partial_inplace */ 1970 0, /* src_mask */ 1971 0x0000ffff, /* dst_mask */ 1972 false), /* pcrel_offset */ 1973 1974 /* MIPS16 low 16 bits of symbol value. */ 1975 HOWTO (R_MIPS16_LO16, /* type */ 1976 0, /* rightshift */ 1977 4, /* size */ 1978 16, /* bitsize */ 1979 false, /* pc_relative */ 1980 0, /* bitpos */ 1981 complain_overflow_dont, /* complain_on_overflow */ 1982 _bfd_mips_elf_lo16_reloc, /* special_function */ 1983 "R_MIPS16_LO16", /* name */ 1984 false, /* partial_inplace */ 1985 0, /* src_mask */ 1986 0x0000ffff, /* dst_mask */ 1987 false), /* pcrel_offset */ 1988 1989 /* MIPS16 TLS general dynamic variable reference. */ 1990 HOWTO (R_MIPS16_TLS_GD, /* type */ 1991 0, /* rightshift */ 1992 4, /* size */ 1993 16, /* bitsize */ 1994 false, /* pc_relative */ 1995 0, /* bitpos */ 1996 complain_overflow_signed, /* complain_on_overflow */ 1997 _bfd_mips_elf_generic_reloc, /* special_function */ 1998 "R_MIPS16_TLS_GD", /* name */ 1999 false, /* partial_inplace */ 2000 0, /* src_mask */ 2001 0x0000ffff, /* dst_mask */ 2002 false), /* pcrel_offset */ 2003 2004 /* MIPS16 TLS local dynamic variable reference. */ 2005 HOWTO (R_MIPS16_TLS_LDM, /* type */ 2006 0, /* rightshift */ 2007 4, /* size */ 2008 16, /* bitsize */ 2009 false, /* pc_relative */ 2010 0, /* bitpos */ 2011 complain_overflow_signed, /* complain_on_overflow */ 2012 _bfd_mips_elf_generic_reloc, /* special_function */ 2013 "R_MIPS16_TLS_LDM", /* name */ 2014 false, /* partial_inplace */ 2015 0, /* src_mask */ 2016 0x0000ffff, /* dst_mask */ 2017 false), /* pcrel_offset */ 2018 2019 /* MIPS16 TLS local dynamic offset. */ 2020 HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */ 2021 0, /* rightshift */ 2022 4, /* size */ 2023 16, /* bitsize */ 2024 false, /* pc_relative */ 2025 0, /* bitpos */ 2026 complain_overflow_signed, /* complain_on_overflow */ 2027 _bfd_mips_elf_generic_reloc, /* special_function */ 2028 "R_MIPS16_TLS_DTPREL_HI16", /* name */ 2029 false, /* partial_inplace */ 2030 0, /* src_mask */ 2031 0x0000ffff, /* dst_mask */ 2032 false), /* pcrel_offset */ 2033 2034 /* MIPS16 TLS local dynamic offset. */ 2035 HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */ 2036 0, /* rightshift */ 2037 4, /* size */ 2038 16, /* bitsize */ 2039 false, /* pc_relative */ 2040 0, /* bitpos */ 2041 complain_overflow_signed, /* complain_on_overflow */ 2042 _bfd_mips_elf_generic_reloc, /* special_function */ 2043 "R_MIPS16_TLS_DTPREL_LO16", /* name */ 2044 false, /* partial_inplace */ 2045 0, /* src_mask */ 2046 0x0000ffff, /* dst_mask */ 2047 false), /* pcrel_offset */ 2048 2049 /* MIPS16 TLS thread pointer offset. */ 2050 HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */ 2051 0, /* rightshift */ 2052 4, /* size */ 2053 16, /* bitsize */ 2054 false, /* pc_relative */ 2055 0, /* bitpos */ 2056 complain_overflow_signed, /* complain_on_overflow */ 2057 _bfd_mips_elf_generic_reloc, /* special_function */ 2058 "R_MIPS16_TLS_GOTTPREL", /* name */ 2059 false, /* partial_inplace */ 2060 0, /* src_mask */ 2061 0x0000ffff, /* dst_mask */ 2062 false), /* pcrel_offset */ 2063 2064 /* MIPS16 TLS thread pointer offset. */ 2065 HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */ 2066 0, /* rightshift */ 2067 4, /* size */ 2068 16, /* bitsize */ 2069 false, /* pc_relative */ 2070 0, /* bitpos */ 2071 complain_overflow_signed, /* complain_on_overflow */ 2072 _bfd_mips_elf_generic_reloc, /* special_function */ 2073 "R_MIPS16_TLS_TPREL_HI16", /* name */ 2074 false, /* partial_inplace */ 2075 0, /* src_mask */ 2076 0x0000ffff, /* dst_mask */ 2077 false), /* pcrel_offset */ 2078 2079 /* MIPS16 TLS thread pointer offset. */ 2080 HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */ 2081 0, /* rightshift */ 2082 4, /* size */ 2083 16, /* bitsize */ 2084 false, /* pc_relative */ 2085 0, /* bitpos */ 2086 complain_overflow_signed, /* complain_on_overflow */ 2087 _bfd_mips_elf_generic_reloc, /* special_function */ 2088 "R_MIPS16_TLS_TPREL_LO16", /* name */ 2089 false, /* partial_inplace */ 2090 0, /* src_mask */ 2091 0x0000ffff, /* dst_mask */ 2092 false), /* pcrel_offset */ 2093 2094 /* MIPS16 16-bit PC-relative branch offset. */ 2095 HOWTO (R_MIPS16_PC16_S1, /* type */ 2096 1, /* rightshift */ 2097 4, /* size */ 2098 16, /* bitsize */ 2099 true, /* pc_relative */ 2100 0, /* bitpos */ 2101 complain_overflow_signed, /* complain_on_overflow */ 2102 _bfd_mips_elf_generic_reloc, /* special_function */ 2103 "R_MIPS16_PC16_S1", /* name */ 2104 false, /* partial_inplace */ 2105 0, /* src_mask */ 2106 0x0000ffff, /* dst_mask */ 2107 true), /* pcrel_offset */ 2108 }; 2109 2110 static reloc_howto_type micromips_elf64_howto_table_rel[] = 2111 { 2112 EMPTY_HOWTO (130), 2113 EMPTY_HOWTO (131), 2114 EMPTY_HOWTO (132), 2115 2116 /* 26 bit jump address. */ 2117 HOWTO (R_MICROMIPS_26_S1, /* type */ 2118 1, /* rightshift */ 2119 4, /* size */ 2120 26, /* bitsize */ 2121 false, /* pc_relative */ 2122 0, /* bitpos */ 2123 complain_overflow_dont, /* complain_on_overflow */ 2124 /* This needs complex overflow 2125 detection, because the upper four 2126 bits must match the PC. */ 2127 _bfd_mips_elf_generic_reloc, /* special_function */ 2128 "R_MICROMIPS_26_S1", /* name */ 2129 true, /* partial_inplace */ 2130 0x3ffffff, /* src_mask */ 2131 0x3ffffff, /* dst_mask */ 2132 false), /* pcrel_offset */ 2133 2134 /* High 16 bits of symbol value. */ 2135 HOWTO (R_MICROMIPS_HI16, /* type */ 2136 16, /* rightshift */ 2137 4, /* size */ 2138 16, /* bitsize */ 2139 false, /* pc_relative */ 2140 0, /* bitpos */ 2141 complain_overflow_dont, /* complain_on_overflow */ 2142 _bfd_mips_elf_hi16_reloc, /* special_function */ 2143 "R_MICROMIPS_HI16", /* name */ 2144 true, /* partial_inplace */ 2145 0x0000ffff, /* src_mask */ 2146 0x0000ffff, /* dst_mask */ 2147 false), /* pcrel_offset */ 2148 2149 /* Low 16 bits of symbol value. */ 2150 HOWTO (R_MICROMIPS_LO16, /* type */ 2151 0, /* rightshift */ 2152 4, /* size */ 2153 16, /* bitsize */ 2154 false, /* pc_relative */ 2155 0, /* bitpos */ 2156 complain_overflow_dont, /* complain_on_overflow */ 2157 _bfd_mips_elf_lo16_reloc, /* special_function */ 2158 "R_MICROMIPS_LO16", /* name */ 2159 true, /* partial_inplace */ 2160 0x0000ffff, /* src_mask */ 2161 0x0000ffff, /* dst_mask */ 2162 false), /* pcrel_offset */ 2163 2164 /* GP relative reference. */ 2165 HOWTO (R_MICROMIPS_GPREL16, /* type */ 2166 0, /* rightshift */ 2167 4, /* size */ 2168 16, /* bitsize */ 2169 false, /* pc_relative */ 2170 0, /* bitpos */ 2171 complain_overflow_signed, /* complain_on_overflow */ 2172 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2173 "R_MICROMIPS_GPREL16", /* name */ 2174 true, /* partial_inplace */ 2175 0x0000ffff, /* src_mask */ 2176 0x0000ffff, /* dst_mask */ 2177 false), /* pcrel_offset */ 2178 2179 /* Reference to literal section. */ 2180 HOWTO (R_MICROMIPS_LITERAL, /* type */ 2181 0, /* rightshift */ 2182 4, /* size */ 2183 16, /* bitsize */ 2184 false, /* pc_relative */ 2185 0, /* bitpos */ 2186 complain_overflow_signed, /* complain_on_overflow */ 2187 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2188 "R_MICROMIPS_LITERAL", /* name */ 2189 true, /* partial_inplace */ 2190 0x0000ffff, /* src_mask */ 2191 0x0000ffff, /* dst_mask */ 2192 false), /* pcrel_offset */ 2193 2194 /* Reference to global offset table. */ 2195 HOWTO (R_MICROMIPS_GOT16, /* type */ 2196 0, /* rightshift */ 2197 4, /* size */ 2198 16, /* bitsize */ 2199 false, /* pc_relative */ 2200 0, /* bitpos */ 2201 complain_overflow_signed, /* complain_on_overflow */ 2202 _bfd_mips_elf_got16_reloc, /* special_function */ 2203 "R_MICROMIPS_GOT16", /* name */ 2204 true, /* partial_inplace */ 2205 0x0000ffff, /* src_mask */ 2206 0x0000ffff, /* dst_mask */ 2207 false), /* pcrel_offset */ 2208 2209 /* This is for microMIPS branches. */ 2210 HOWTO (R_MICROMIPS_PC7_S1, /* type */ 2211 1, /* rightshift */ 2212 2, /* size */ 2213 7, /* bitsize */ 2214 true, /* pc_relative */ 2215 0, /* bitpos */ 2216 complain_overflow_signed, /* complain_on_overflow */ 2217 _bfd_mips_elf_generic_reloc, /* special_function */ 2218 "R_MICROMIPS_PC7_S1", /* name */ 2219 true, /* partial_inplace */ 2220 0x0000007f, /* src_mask */ 2221 0x0000007f, /* dst_mask */ 2222 true), /* pcrel_offset */ 2223 2224 HOWTO (R_MICROMIPS_PC10_S1, /* type */ 2225 1, /* rightshift */ 2226 2, /* size */ 2227 10, /* bitsize */ 2228 true, /* pc_relative */ 2229 0, /* bitpos */ 2230 complain_overflow_signed, /* complain_on_overflow */ 2231 _bfd_mips_elf_generic_reloc, /* special_function */ 2232 "R_MICROMIPS_PC10_S1", /* name */ 2233 true, /* partial_inplace */ 2234 0x000003ff, /* src_mask */ 2235 0x000003ff, /* dst_mask */ 2236 true), /* pcrel_offset */ 2237 2238 HOWTO (R_MICROMIPS_PC16_S1, /* type */ 2239 1, /* rightshift */ 2240 4, /* size */ 2241 16, /* bitsize */ 2242 true, /* pc_relative */ 2243 0, /* bitpos */ 2244 complain_overflow_signed, /* complain_on_overflow */ 2245 _bfd_mips_elf_generic_reloc, /* special_function */ 2246 "R_MICROMIPS_PC16_S1", /* name */ 2247 true, /* partial_inplace */ 2248 0x0000ffff, /* src_mask */ 2249 0x0000ffff, /* dst_mask */ 2250 true), /* pcrel_offset */ 2251 2252 /* 16 bit call through global offset table. */ 2253 HOWTO (R_MICROMIPS_CALL16, /* type */ 2254 0, /* rightshift */ 2255 4, /* size */ 2256 16, /* bitsize */ 2257 false, /* pc_relative */ 2258 0, /* bitpos */ 2259 complain_overflow_signed, /* complain_on_overflow */ 2260 _bfd_mips_elf_generic_reloc, /* special_function */ 2261 "R_MICROMIPS_CALL16", /* name */ 2262 true, /* partial_inplace */ 2263 0x0000ffff, /* src_mask */ 2264 0x0000ffff, /* dst_mask */ 2265 false), /* pcrel_offset */ 2266 2267 EMPTY_HOWTO (143), 2268 EMPTY_HOWTO (144), 2269 2270 /* Displacement in the global offset table. */ 2271 HOWTO (R_MICROMIPS_GOT_DISP, /* type */ 2272 0, /* rightshift */ 2273 4, /* size */ 2274 16, /* bitsize */ 2275 false, /* pc_relative */ 2276 0, /* bitpos */ 2277 complain_overflow_signed, /* complain_on_overflow */ 2278 _bfd_mips_elf_generic_reloc, /* special_function */ 2279 "R_MICROMIPS_GOT_DISP",/* name */ 2280 true, /* partial_inplace */ 2281 0x0000ffff, /* src_mask */ 2282 0x0000ffff, /* dst_mask */ 2283 false), /* pcrel_offset */ 2284 2285 /* Displacement to page pointer in the global offset table. */ 2286 HOWTO (R_MICROMIPS_GOT_PAGE, /* type */ 2287 0, /* rightshift */ 2288 4, /* size */ 2289 16, /* bitsize */ 2290 false, /* pc_relative */ 2291 0, /* bitpos */ 2292 complain_overflow_signed, /* complain_on_overflow */ 2293 _bfd_mips_elf_generic_reloc, /* special_function */ 2294 "R_MICROMIPS_GOT_PAGE",/* name */ 2295 true, /* partial_inplace */ 2296 0x0000ffff, /* src_mask */ 2297 0x0000ffff, /* dst_mask */ 2298 false), /* pcrel_offset */ 2299 2300 /* Offset from page pointer in the global offset table. */ 2301 HOWTO (R_MICROMIPS_GOT_OFST, /* type */ 2302 0, /* rightshift */ 2303 4, /* size */ 2304 16, /* bitsize */ 2305 false, /* pc_relative */ 2306 0, /* bitpos */ 2307 complain_overflow_signed, /* complain_on_overflow */ 2308 _bfd_mips_elf_generic_reloc, /* special_function */ 2309 "R_MICROMIPS_GOT_OFST",/* name */ 2310 true, /* partial_inplace */ 2311 0x0000ffff, /* src_mask */ 2312 0x0000ffff, /* dst_mask */ 2313 false), /* pcrel_offset */ 2314 2315 /* High 16 bits of displacement in global offset table. */ 2316 HOWTO (R_MICROMIPS_GOT_HI16, /* type */ 2317 0, /* rightshift */ 2318 4, /* size */ 2319 16, /* bitsize */ 2320 false, /* pc_relative */ 2321 0, /* bitpos */ 2322 complain_overflow_dont, /* complain_on_overflow */ 2323 _bfd_mips_elf_generic_reloc, /* special_function */ 2324 "R_MICROMIPS_GOT_HI16",/* name */ 2325 true, /* partial_inplace */ 2326 0x0000ffff, /* src_mask */ 2327 0x0000ffff, /* dst_mask */ 2328 false), /* pcrel_offset */ 2329 2330 /* Low 16 bits of displacement in global offset table. */ 2331 HOWTO (R_MICROMIPS_GOT_LO16, /* type */ 2332 0, /* rightshift */ 2333 4, /* size */ 2334 16, /* bitsize */ 2335 false, /* pc_relative */ 2336 0, /* bitpos */ 2337 complain_overflow_dont, /* complain_on_overflow */ 2338 _bfd_mips_elf_generic_reloc, /* special_function */ 2339 "R_MICROMIPS_GOT_LO16",/* name */ 2340 true, /* partial_inplace */ 2341 0x0000ffff, /* src_mask */ 2342 0x0000ffff, /* dst_mask */ 2343 false), /* pcrel_offset */ 2344 2345 /* 64 bit subtraction. Used in the N32 ABI. */ 2346 HOWTO (R_MICROMIPS_SUB, /* type */ 2347 0, /* rightshift */ 2348 8, /* size */ 2349 64, /* bitsize */ 2350 false, /* pc_relative */ 2351 0, /* bitpos */ 2352 complain_overflow_dont, /* complain_on_overflow */ 2353 _bfd_mips_elf_generic_reloc, /* special_function */ 2354 "R_MICROMIPS_SUB", /* name */ 2355 true, /* partial_inplace */ 2356 MINUS_ONE, /* src_mask */ 2357 MINUS_ONE, /* dst_mask */ 2358 false), /* pcrel_offset */ 2359 2360 /* We don't support these for REL relocations, because it means building 2361 the addend from a R_MICROMIPS_HIGHEST/R_MICROMIPS_HIGHER/ 2362 R_MICROMIPS_HI16/R_MICROMIPS_LO16 sequence with varying ordering, 2363 using fallable heuristics. */ 2364 EMPTY_HOWTO (R_MICROMIPS_HIGHER), 2365 EMPTY_HOWTO (R_MICROMIPS_HIGHEST), 2366 2367 /* High 16 bits of displacement in global offset table. */ 2368 HOWTO (R_MICROMIPS_CALL_HI16, /* type */ 2369 0, /* rightshift */ 2370 4, /* size */ 2371 16, /* bitsize */ 2372 false, /* pc_relative */ 2373 0, /* bitpos */ 2374 complain_overflow_dont, /* complain_on_overflow */ 2375 _bfd_mips_elf_generic_reloc, /* special_function */ 2376 "R_MICROMIPS_CALL_HI16",/* name */ 2377 true, /* partial_inplace */ 2378 0x0000ffff, /* src_mask */ 2379 0x0000ffff, /* dst_mask */ 2380 false), /* pcrel_offset */ 2381 2382 /* Low 16 bits of displacement in global offset table. */ 2383 HOWTO (R_MICROMIPS_CALL_LO16, /* type */ 2384 0, /* rightshift */ 2385 4, /* size */ 2386 16, /* bitsize */ 2387 false, /* pc_relative */ 2388 0, /* bitpos */ 2389 complain_overflow_dont, /* complain_on_overflow */ 2390 _bfd_mips_elf_generic_reloc, /* special_function */ 2391 "R_MICROMIPS_CALL_LO16",/* name */ 2392 true, /* partial_inplace */ 2393 0x0000ffff, /* src_mask */ 2394 0x0000ffff, /* dst_mask */ 2395 false), /* pcrel_offset */ 2396 2397 /* Section displacement. */ 2398 HOWTO (R_MICROMIPS_SCN_DISP, /* type */ 2399 0, /* rightshift */ 2400 4, /* size */ 2401 32, /* bitsize */ 2402 false, /* pc_relative */ 2403 0, /* bitpos */ 2404 complain_overflow_dont, /* complain_on_overflow */ 2405 _bfd_mips_elf_generic_reloc, /* special_function */ 2406 "R_MICROMIPS_SCN_DISP", /* name */ 2407 true, /* partial_inplace */ 2408 0xffffffff, /* src_mask */ 2409 0xffffffff, /* dst_mask */ 2410 false), /* pcrel_offset */ 2411 2412 /* Protected jump conversion. This is an optimization hint. No 2413 relocation is required for correctness. */ 2414 HOWTO (R_MICROMIPS_JALR, /* type */ 2415 0, /* rightshift */ 2416 4, /* size */ 2417 32, /* bitsize */ 2418 false, /* pc_relative */ 2419 0, /* bitpos */ 2420 complain_overflow_dont, /* complain_on_overflow */ 2421 _bfd_mips_elf_generic_reloc, /* special_function */ 2422 "R_MICROMIPS_JALR", /* name */ 2423 false, /* partial_inplace */ 2424 0, /* src_mask */ 2425 0x00000000, /* dst_mask */ 2426 false), /* pcrel_offset */ 2427 2428 /* Low 16 bits of symbol value. Note that the high 16 bits of symbol values 2429 must be zero. This is used for relaxation. */ 2430 HOWTO (R_MICROMIPS_HI0_LO16, /* type */ 2431 0, /* rightshift */ 2432 4, /* size */ 2433 16, /* bitsize */ 2434 false, /* pc_relative */ 2435 0, /* bitpos */ 2436 complain_overflow_dont, /* complain_on_overflow */ 2437 _bfd_mips_elf_generic_reloc, /* special_function */ 2438 "R_MICROMIPS_HI0_LO16",/* name */ 2439 true, /* partial_inplace */ 2440 0x0000ffff, /* src_mask */ 2441 0x0000ffff, /* dst_mask */ 2442 false), /* pcrel_offset */ 2443 2444 EMPTY_HOWTO (158), 2445 EMPTY_HOWTO (159), 2446 EMPTY_HOWTO (160), 2447 EMPTY_HOWTO (161), 2448 2449 /* TLS general dynamic variable reference. */ 2450 HOWTO (R_MICROMIPS_TLS_GD, /* type */ 2451 0, /* rightshift */ 2452 4, /* size */ 2453 16, /* bitsize */ 2454 false, /* pc_relative */ 2455 0, /* bitpos */ 2456 complain_overflow_signed, /* complain_on_overflow */ 2457 _bfd_mips_elf_generic_reloc, /* special_function */ 2458 "R_MICROMIPS_TLS_GD", /* name */ 2459 true, /* partial_inplace */ 2460 0x0000ffff, /* src_mask */ 2461 0x0000ffff, /* dst_mask */ 2462 false), /* pcrel_offset */ 2463 2464 /* TLS local dynamic variable reference. */ 2465 HOWTO (R_MICROMIPS_TLS_LDM, /* type */ 2466 0, /* rightshift */ 2467 4, /* size */ 2468 16, /* bitsize */ 2469 false, /* pc_relative */ 2470 0, /* bitpos */ 2471 complain_overflow_signed, /* complain_on_overflow */ 2472 _bfd_mips_elf_generic_reloc, /* special_function */ 2473 "R_MICROMIPS_TLS_LDM", /* name */ 2474 true, /* partial_inplace */ 2475 0x0000ffff, /* src_mask */ 2476 0x0000ffff, /* dst_mask */ 2477 false), /* pcrel_offset */ 2478 2479 /* TLS local dynamic offset. */ 2480 HOWTO (R_MICROMIPS_TLS_DTPREL_HI16, /* type */ 2481 0, /* rightshift */ 2482 4, /* size */ 2483 16, /* bitsize */ 2484 false, /* pc_relative */ 2485 0, /* bitpos */ 2486 complain_overflow_signed, /* complain_on_overflow */ 2487 _bfd_mips_elf_generic_reloc, /* special_function */ 2488 "R_MICROMIPS_TLS_DTPREL_HI16", /* name */ 2489 true, /* partial_inplace */ 2490 0x0000ffff, /* src_mask */ 2491 0x0000ffff, /* dst_mask */ 2492 false), /* pcrel_offset */ 2493 2494 /* TLS local dynamic offset. */ 2495 HOWTO (R_MICROMIPS_TLS_DTPREL_LO16, /* type */ 2496 0, /* rightshift */ 2497 4, /* size */ 2498 16, /* bitsize */ 2499 false, /* pc_relative */ 2500 0, /* bitpos */ 2501 complain_overflow_signed, /* complain_on_overflow */ 2502 _bfd_mips_elf_generic_reloc, /* special_function */ 2503 "R_MICROMIPS_TLS_DTPREL_LO16", /* name */ 2504 true, /* partial_inplace */ 2505 0x0000ffff, /* src_mask */ 2506 0x0000ffff, /* dst_mask */ 2507 false), /* pcrel_offset */ 2508 2509 /* TLS thread pointer offset. */ 2510 HOWTO (R_MICROMIPS_TLS_GOTTPREL, /* type */ 2511 0, /* rightshift */ 2512 4, /* size */ 2513 16, /* bitsize */ 2514 false, /* pc_relative */ 2515 0, /* bitpos */ 2516 complain_overflow_signed, /* complain_on_overflow */ 2517 _bfd_mips_elf_generic_reloc, /* special_function */ 2518 "R_MICROMIPS_TLS_GOTTPREL", /* name */ 2519 true, /* partial_inplace */ 2520 0x0000ffff, /* src_mask */ 2521 0x0000ffff, /* dst_mask */ 2522 false), /* pcrel_offset */ 2523 2524 EMPTY_HOWTO (167), 2525 EMPTY_HOWTO (168), 2526 2527 /* TLS thread pointer offset. */ 2528 HOWTO (R_MICROMIPS_TLS_TPREL_HI16, /* type */ 2529 0, /* rightshift */ 2530 4, /* size */ 2531 16, /* bitsize */ 2532 false, /* pc_relative */ 2533 0, /* bitpos */ 2534 complain_overflow_signed, /* complain_on_overflow */ 2535 _bfd_mips_elf_generic_reloc, /* special_function */ 2536 "R_MICROMIPS_TLS_TPREL_HI16", /* name */ 2537 true, /* partial_inplace */ 2538 0x0000ffff, /* src_mask */ 2539 0x0000ffff, /* dst_mask */ 2540 false), /* pcrel_offset */ 2541 2542 /* TLS thread pointer offset. */ 2543 HOWTO (R_MICROMIPS_TLS_TPREL_LO16, /* type */ 2544 0, /* rightshift */ 2545 4, /* size */ 2546 16, /* bitsize */ 2547 false, /* pc_relative */ 2548 0, /* bitpos */ 2549 complain_overflow_signed, /* complain_on_overflow */ 2550 _bfd_mips_elf_generic_reloc, /* special_function */ 2551 "R_MICROMIPS_TLS_TPREL_LO16", /* name */ 2552 true, /* partial_inplace */ 2553 0x0000ffff, /* src_mask */ 2554 0x0000ffff, /* dst_mask */ 2555 false), /* pcrel_offset */ 2556 2557 EMPTY_HOWTO (171), 2558 2559 /* GP- and PC-relative relocations. */ 2560 HOWTO (R_MICROMIPS_GPREL7_S2, /* type */ 2561 2, /* rightshift */ 2562 2, /* size */ 2563 7, /* bitsize */ 2564 false, /* pc_relative */ 2565 0, /* bitpos */ 2566 complain_overflow_signed, /* complain_on_overflow */ 2567 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2568 "R_MICROMIPS_GPREL7_S2", /* name */ 2569 true, /* partial_inplace */ 2570 0x0000007f, /* src_mask */ 2571 0x0000007f, /* dst_mask */ 2572 false), /* pcrel_offset */ 2573 2574 HOWTO (R_MICROMIPS_PC23_S2, /* type */ 2575 2, /* rightshift */ 2576 4, /* size */ 2577 23, /* bitsize */ 2578 true, /* pc_relative */ 2579 0, /* bitpos */ 2580 complain_overflow_signed, /* complain_on_overflow */ 2581 _bfd_mips_elf_generic_reloc, /* special_function */ 2582 "R_MICROMIPS_PC23_S2", /* name */ 2583 true, /* partial_inplace */ 2584 0x007fffff, /* src_mask */ 2585 0x007fffff, /* dst_mask */ 2586 true), /* pcrel_offset */ 2587 }; 2588 2589 static reloc_howto_type micromips_elf64_howto_table_rela[] = 2590 { 2591 EMPTY_HOWTO (130), 2592 EMPTY_HOWTO (131), 2593 EMPTY_HOWTO (132), 2594 2595 /* 26 bit jump address. */ 2596 HOWTO (R_MICROMIPS_26_S1, /* type */ 2597 1, /* rightshift */ 2598 4, /* size */ 2599 26, /* bitsize */ 2600 false, /* pc_relative */ 2601 0, /* bitpos */ 2602 complain_overflow_dont, /* complain_on_overflow */ 2603 /* This needs complex overflow 2604 detection, because the upper four 2605 bits must match the PC. */ 2606 _bfd_mips_elf_generic_reloc, /* special_function */ 2607 "R_MICROMIPS_26_S1", /* name */ 2608 false, /* partial_inplace */ 2609 0, /* src_mask */ 2610 0x3ffffff, /* dst_mask */ 2611 false), /* pcrel_offset */ 2612 2613 /* High 16 bits of symbol value. */ 2614 HOWTO (R_MICROMIPS_HI16, /* type */ 2615 16, /* rightshift */ 2616 4, /* size */ 2617 16, /* bitsize */ 2618 false, /* pc_relative */ 2619 0, /* bitpos */ 2620 complain_overflow_dont, /* complain_on_overflow */ 2621 _bfd_mips_elf_hi16_reloc, /* special_function */ 2622 "R_MICROMIPS_HI16", /* name */ 2623 false, /* partial_inplace */ 2624 0, /* src_mask */ 2625 0x0000ffff, /* dst_mask */ 2626 false), /* pcrel_offset */ 2627 2628 /* Low 16 bits of symbol value. */ 2629 HOWTO (R_MICROMIPS_LO16, /* type */ 2630 0, /* rightshift */ 2631 4, /* size */ 2632 16, /* bitsize */ 2633 false, /* pc_relative */ 2634 0, /* bitpos */ 2635 complain_overflow_dont, /* complain_on_overflow */ 2636 _bfd_mips_elf_lo16_reloc, /* special_function */ 2637 "R_MICROMIPS_LO16", /* name */ 2638 false, /* partial_inplace */ 2639 0, /* src_mask */ 2640 0x0000ffff, /* dst_mask */ 2641 false), /* pcrel_offset */ 2642 2643 /* GP relative reference. */ 2644 HOWTO (R_MICROMIPS_GPREL16, /* type */ 2645 0, /* rightshift */ 2646 4, /* size */ 2647 16, /* bitsize */ 2648 false, /* pc_relative */ 2649 0, /* bitpos */ 2650 complain_overflow_signed, /* complain_on_overflow */ 2651 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2652 "R_MICROMIPS_GPREL16", /* name */ 2653 false, /* partial_inplace */ 2654 0, /* src_mask */ 2655 0x0000ffff, /* dst_mask */ 2656 false), /* pcrel_offset */ 2657 2658 /* Reference to literal section. */ 2659 HOWTO (R_MICROMIPS_LITERAL, /* type */ 2660 0, /* rightshift */ 2661 4, /* size */ 2662 16, /* bitsize */ 2663 false, /* pc_relative */ 2664 0, /* bitpos */ 2665 complain_overflow_signed, /* complain_on_overflow */ 2666 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2667 "R_MICROMIPS_LITERAL", /* name */ 2668 false, /* partial_inplace */ 2669 0, /* src_mask */ 2670 0x0000ffff, /* dst_mask */ 2671 false), /* pcrel_offset */ 2672 2673 /* Reference to global offset table. */ 2674 HOWTO (R_MICROMIPS_GOT16, /* type */ 2675 0, /* rightshift */ 2676 4, /* size */ 2677 16, /* bitsize */ 2678 false, /* pc_relative */ 2679 0, /* bitpos */ 2680 complain_overflow_signed, /* complain_on_overflow */ 2681 _bfd_mips_elf_got16_reloc, /* special_function */ 2682 "R_MICROMIPS_GOT16", /* name */ 2683 false, /* partial_inplace */ 2684 0, /* src_mask */ 2685 0x0000ffff, /* dst_mask */ 2686 false), /* pcrel_offset */ 2687 2688 /* This is for microMIPS branches. */ 2689 HOWTO (R_MICROMIPS_PC7_S1, /* type */ 2690 1, /* rightshift */ 2691 2, /* size */ 2692 7, /* bitsize */ 2693 true, /* pc_relative */ 2694 0, /* bitpos */ 2695 complain_overflow_signed, /* complain_on_overflow */ 2696 _bfd_mips_elf_generic_reloc, /* special_function */ 2697 "R_MICROMIPS_PC7_S1", /* name */ 2698 false, /* partial_inplace */ 2699 0, /* src_mask */ 2700 0x0000007f, /* dst_mask */ 2701 true), /* pcrel_offset */ 2702 2703 HOWTO (R_MICROMIPS_PC10_S1, /* type */ 2704 1, /* rightshift */ 2705 2, /* size */ 2706 10, /* bitsize */ 2707 true, /* pc_relative */ 2708 0, /* bitpos */ 2709 complain_overflow_signed, /* complain_on_overflow */ 2710 _bfd_mips_elf_generic_reloc, /* special_function */ 2711 "R_MICROMIPS_PC10_S1", /* name */ 2712 false, /* partial_inplace */ 2713 0, /* src_mask */ 2714 0x000003ff, /* dst_mask */ 2715 true), /* pcrel_offset */ 2716 2717 HOWTO (R_MICROMIPS_PC16_S1, /* type */ 2718 1, /* rightshift */ 2719 4, /* size */ 2720 16, /* bitsize */ 2721 true, /* pc_relative */ 2722 0, /* bitpos */ 2723 complain_overflow_signed, /* complain_on_overflow */ 2724 _bfd_mips_elf_generic_reloc, /* special_function */ 2725 "R_MICROMIPS_PC16_S1", /* name */ 2726 false, /* partial_inplace */ 2727 0, /* src_mask */ 2728 0x0000ffff, /* dst_mask */ 2729 true), /* pcrel_offset */ 2730 2731 /* 16 bit call through global offset table. */ 2732 HOWTO (R_MICROMIPS_CALL16, /* type */ 2733 0, /* rightshift */ 2734 4, /* size */ 2735 16, /* bitsize */ 2736 false, /* pc_relative */ 2737 0, /* bitpos */ 2738 complain_overflow_signed, /* complain_on_overflow */ 2739 _bfd_mips_elf_generic_reloc, /* special_function */ 2740 "R_MICROMIPS_CALL16", /* name */ 2741 false, /* partial_inplace */ 2742 0, /* src_mask */ 2743 0x0000ffff, /* dst_mask */ 2744 false), /* pcrel_offset */ 2745 2746 EMPTY_HOWTO (143), 2747 EMPTY_HOWTO (144), 2748 2749 /* Displacement in the global offset table. */ 2750 HOWTO (R_MICROMIPS_GOT_DISP, /* type */ 2751 0, /* rightshift */ 2752 4, /* size */ 2753 16, /* bitsize */ 2754 false, /* pc_relative */ 2755 0, /* bitpos */ 2756 complain_overflow_signed, /* complain_on_overflow */ 2757 _bfd_mips_elf_generic_reloc, /* special_function */ 2758 "R_MICROMIPS_GOT_DISP",/* name */ 2759 false, /* partial_inplace */ 2760 0, /* src_mask */ 2761 0x0000ffff, /* dst_mask */ 2762 false), /* pcrel_offset */ 2763 2764 /* Displacement to page pointer in the global offset table. */ 2765 HOWTO (R_MICROMIPS_GOT_PAGE, /* type */ 2766 0, /* rightshift */ 2767 4, /* size */ 2768 16, /* bitsize */ 2769 false, /* pc_relative */ 2770 0, /* bitpos */ 2771 complain_overflow_signed, /* complain_on_overflow */ 2772 _bfd_mips_elf_generic_reloc, /* special_function */ 2773 "R_MICROMIPS_GOT_PAGE",/* name */ 2774 false, /* partial_inplace */ 2775 0, /* src_mask */ 2776 0x0000ffff, /* dst_mask */ 2777 false), /* pcrel_offset */ 2778 2779 /* Offset from page pointer in the global offset table. */ 2780 HOWTO (R_MICROMIPS_GOT_OFST, /* type */ 2781 0, /* rightshift */ 2782 4, /* size */ 2783 16, /* bitsize */ 2784 false, /* pc_relative */ 2785 0, /* bitpos */ 2786 complain_overflow_signed, /* complain_on_overflow */ 2787 _bfd_mips_elf_generic_reloc, /* special_function */ 2788 "R_MICROMIPS_GOT_OFST",/* name */ 2789 false, /* partial_inplace */ 2790 0, /* src_mask */ 2791 0x0000ffff, /* dst_mask */ 2792 false), /* pcrel_offset */ 2793 2794 /* High 16 bits of displacement in global offset table. */ 2795 HOWTO (R_MICROMIPS_GOT_HI16, /* type */ 2796 0, /* rightshift */ 2797 4, /* size */ 2798 16, /* bitsize */ 2799 false, /* pc_relative */ 2800 0, /* bitpos */ 2801 complain_overflow_dont, /* complain_on_overflow */ 2802 _bfd_mips_elf_generic_reloc, /* special_function */ 2803 "R_MICROMIPS_GOT_HI16",/* name */ 2804 false, /* partial_inplace */ 2805 0, /* src_mask */ 2806 0x0000ffff, /* dst_mask */ 2807 false), /* pcrel_offset */ 2808 2809 /* Low 16 bits of displacement in global offset table. */ 2810 HOWTO (R_MICROMIPS_GOT_LO16, /* type */ 2811 0, /* rightshift */ 2812 4, /* size */ 2813 16, /* bitsize */ 2814 false, /* pc_relative */ 2815 0, /* bitpos */ 2816 complain_overflow_dont, /* complain_on_overflow */ 2817 _bfd_mips_elf_generic_reloc, /* special_function */ 2818 "R_MICROMIPS_GOT_LO16",/* name */ 2819 false, /* partial_inplace */ 2820 0, /* src_mask */ 2821 0x0000ffff, /* dst_mask */ 2822 false), /* pcrel_offset */ 2823 2824 /* 64 bit subtraction. Used in the N32 ABI. */ 2825 HOWTO (R_MICROMIPS_SUB, /* type */ 2826 0, /* rightshift */ 2827 8, /* size */ 2828 64, /* bitsize */ 2829 false, /* pc_relative */ 2830 0, /* bitpos */ 2831 complain_overflow_dont, /* complain_on_overflow */ 2832 _bfd_mips_elf_generic_reloc, /* special_function */ 2833 "R_MICROMIPS_SUB", /* name */ 2834 false, /* partial_inplace */ 2835 0, /* src_mask */ 2836 MINUS_ONE, /* dst_mask */ 2837 false), /* pcrel_offset */ 2838 2839 /* Get the higher value of a 64 bit addend. */ 2840 HOWTO (R_MICROMIPS_HIGHER, /* type */ 2841 0, /* rightshift */ 2842 4, /* size */ 2843 16, /* bitsize */ 2844 false, /* pc_relative */ 2845 0, /* bitpos */ 2846 complain_overflow_dont, /* complain_on_overflow */ 2847 _bfd_mips_elf_generic_reloc, /* special_function */ 2848 "R_MICROMIPS_HIGHER", /* name */ 2849 false, /* partial_inplace */ 2850 0, /* src_mask */ 2851 0x0000ffff, /* dst_mask */ 2852 false), /* pcrel_offset */ 2853 2854 /* Get the highest value of a 64 bit addend. */ 2855 HOWTO (R_MICROMIPS_HIGHEST, /* type */ 2856 0, /* rightshift */ 2857 4, /* size */ 2858 16, /* bitsize */ 2859 false, /* pc_relative */ 2860 0, /* bitpos */ 2861 complain_overflow_dont, /* complain_on_overflow */ 2862 _bfd_mips_elf_generic_reloc, /* special_function */ 2863 "R_MICROMIPS_HIGHEST", /* name */ 2864 false, /* partial_inplace */ 2865 0, /* src_mask */ 2866 0x0000ffff, /* dst_mask */ 2867 false), /* pcrel_offset */ 2868 2869 /* High 16 bits of displacement in global offset table. */ 2870 HOWTO (R_MICROMIPS_CALL_HI16, /* type */ 2871 0, /* rightshift */ 2872 4, /* size */ 2873 16, /* bitsize */ 2874 false, /* pc_relative */ 2875 0, /* bitpos */ 2876 complain_overflow_dont, /* complain_on_overflow */ 2877 _bfd_mips_elf_generic_reloc, /* special_function */ 2878 "R_MICROMIPS_CALL_HI16",/* name */ 2879 false, /* partial_inplace */ 2880 0, /* src_mask */ 2881 0x0000ffff, /* dst_mask */ 2882 false), /* pcrel_offset */ 2883 2884 /* Low 16 bits of displacement in global offset table. */ 2885 HOWTO (R_MICROMIPS_CALL_LO16, /* type */ 2886 0, /* rightshift */ 2887 4, /* size */ 2888 16, /* bitsize */ 2889 false, /* pc_relative */ 2890 0, /* bitpos */ 2891 complain_overflow_dont, /* complain_on_overflow */ 2892 _bfd_mips_elf_generic_reloc, /* special_function */ 2893 "R_MICROMIPS_CALL_LO16",/* name */ 2894 false, /* partial_inplace */ 2895 0, /* src_mask */ 2896 0x0000ffff, /* dst_mask */ 2897 false), /* pcrel_offset */ 2898 2899 /* Section displacement. */ 2900 HOWTO (R_MICROMIPS_SCN_DISP, /* type */ 2901 0, /* rightshift */ 2902 4, /* size */ 2903 32, /* bitsize */ 2904 false, /* pc_relative */ 2905 0, /* bitpos */ 2906 complain_overflow_dont, /* complain_on_overflow */ 2907 _bfd_mips_elf_generic_reloc, /* special_function */ 2908 "R_MICROMIPS_SCN_DISP", /* name */ 2909 false, /* partial_inplace */ 2910 0, /* src_mask */ 2911 0xffffffff, /* dst_mask */ 2912 false), /* pcrel_offset */ 2913 2914 /* Protected jump conversion. This is an optimization hint. No 2915 relocation is required for correctness. */ 2916 HOWTO (R_MICROMIPS_JALR, /* type */ 2917 0, /* rightshift */ 2918 4, /* size */ 2919 32, /* bitsize */ 2920 false, /* pc_relative */ 2921 0, /* bitpos */ 2922 complain_overflow_dont, /* complain_on_overflow */ 2923 _bfd_mips_elf_generic_reloc, /* special_function */ 2924 "R_MICROMIPS_JALR", /* name */ 2925 false, /* partial_inplace */ 2926 0, /* src_mask */ 2927 0x00000000, /* dst_mask */ 2928 false), /* pcrel_offset */ 2929 2930 /* Low 16 bits of symbol value. Note that the high 16 bits of symbol values 2931 must be zero. This is used for relaxation. */ 2932 HOWTO (R_MICROMIPS_HI0_LO16, /* type */ 2933 0, /* rightshift */ 2934 4, /* size */ 2935 16, /* bitsize */ 2936 false, /* pc_relative */ 2937 0, /* bitpos */ 2938 complain_overflow_dont, /* complain_on_overflow */ 2939 _bfd_mips_elf_generic_reloc, /* special_function */ 2940 "R_MICROMIPS_HI0_LO16",/* name */ 2941 false, /* partial_inplace */ 2942 0, /* src_mask */ 2943 0x0000ffff, /* dst_mask */ 2944 false), /* pcrel_offset */ 2945 2946 EMPTY_HOWTO (158), 2947 EMPTY_HOWTO (159), 2948 EMPTY_HOWTO (160), 2949 EMPTY_HOWTO (161), 2950 2951 /* TLS general dynamic variable reference. */ 2952 HOWTO (R_MICROMIPS_TLS_GD, /* type */ 2953 0, /* rightshift */ 2954 4, /* size */ 2955 16, /* bitsize */ 2956 false, /* pc_relative */ 2957 0, /* bitpos */ 2958 complain_overflow_signed, /* complain_on_overflow */ 2959 _bfd_mips_elf_generic_reloc, /* special_function */ 2960 "R_MICROMIPS_TLS_GD", /* name */ 2961 false, /* partial_inplace */ 2962 0, /* src_mask */ 2963 0x0000ffff, /* dst_mask */ 2964 false), /* pcrel_offset */ 2965 2966 /* TLS local dynamic variable reference. */ 2967 HOWTO (R_MICROMIPS_TLS_LDM, /* type */ 2968 0, /* rightshift */ 2969 4, /* size */ 2970 16, /* bitsize */ 2971 false, /* pc_relative */ 2972 0, /* bitpos */ 2973 complain_overflow_signed, /* complain_on_overflow */ 2974 _bfd_mips_elf_generic_reloc, /* special_function */ 2975 "R_MICROMIPS_TLS_LDM", /* name */ 2976 false, /* partial_inplace */ 2977 0, /* src_mask */ 2978 0x0000ffff, /* dst_mask */ 2979 false), /* pcrel_offset */ 2980 2981 /* TLS local dynamic offset. */ 2982 HOWTO (R_MICROMIPS_TLS_DTPREL_HI16, /* type */ 2983 0, /* rightshift */ 2984 4, /* size */ 2985 16, /* bitsize */ 2986 false, /* pc_relative */ 2987 0, /* bitpos */ 2988 complain_overflow_signed, /* complain_on_overflow */ 2989 _bfd_mips_elf_generic_reloc, /* special_function */ 2990 "R_MICROMIPS_TLS_DTPREL_HI16", /* name */ 2991 false, /* partial_inplace */ 2992 0, /* src_mask */ 2993 0x0000ffff, /* dst_mask */ 2994 false), /* pcrel_offset */ 2995 2996 /* TLS local dynamic offset. */ 2997 HOWTO (R_MICROMIPS_TLS_DTPREL_LO16, /* type */ 2998 0, /* rightshift */ 2999 4, /* size */ 3000 16, /* bitsize */ 3001 false, /* pc_relative */ 3002 0, /* bitpos */ 3003 complain_overflow_signed, /* complain_on_overflow */ 3004 _bfd_mips_elf_generic_reloc, /* special_function */ 3005 "R_MICROMIPS_TLS_DTPREL_LO16", /* name */ 3006 false, /* partial_inplace */ 3007 0, /* src_mask */ 3008 0x0000ffff, /* dst_mask */ 3009 false), /* pcrel_offset */ 3010 3011 /* TLS thread pointer offset. */ 3012 HOWTO (R_MICROMIPS_TLS_GOTTPREL, /* type */ 3013 0, /* rightshift */ 3014 4, /* size */ 3015 16, /* bitsize */ 3016 false, /* pc_relative */ 3017 0, /* bitpos */ 3018 complain_overflow_signed, /* complain_on_overflow */ 3019 _bfd_mips_elf_generic_reloc, /* special_function */ 3020 "R_MICROMIPS_TLS_GOTTPREL", /* name */ 3021 false, /* partial_inplace */ 3022 0, /* src_mask */ 3023 0x0000ffff, /* dst_mask */ 3024 false), /* pcrel_offset */ 3025 3026 EMPTY_HOWTO (167), 3027 EMPTY_HOWTO (168), 3028 3029 /* TLS thread pointer offset. */ 3030 HOWTO (R_MICROMIPS_TLS_TPREL_HI16, /* type */ 3031 0, /* rightshift */ 3032 4, /* size */ 3033 16, /* bitsize */ 3034 false, /* pc_relative */ 3035 0, /* bitpos */ 3036 complain_overflow_signed, /* complain_on_overflow */ 3037 _bfd_mips_elf_generic_reloc, /* special_function */ 3038 "R_MICROMIPS_TLS_TPREL_HI16", /* name */ 3039 false, /* partial_inplace */ 3040 0, /* src_mask */ 3041 0x0000ffff, /* dst_mask */ 3042 false), /* pcrel_offset */ 3043 3044 /* TLS thread pointer offset. */ 3045 HOWTO (R_MICROMIPS_TLS_TPREL_LO16, /* type */ 3046 0, /* rightshift */ 3047 4, /* size */ 3048 16, /* bitsize */ 3049 false, /* pc_relative */ 3050 0, /* bitpos */ 3051 complain_overflow_signed, /* complain_on_overflow */ 3052 _bfd_mips_elf_generic_reloc, /* special_function */ 3053 "R_MICROMIPS_TLS_TPREL_LO16", /* name */ 3054 false, /* partial_inplace */ 3055 0, /* src_mask */ 3056 0x0000ffff, /* dst_mask */ 3057 false), /* pcrel_offset */ 3058 3059 EMPTY_HOWTO (171), 3060 3061 /* GP- and PC-relative relocations. */ 3062 HOWTO (R_MICROMIPS_GPREL7_S2, /* type */ 3063 2, /* rightshift */ 3064 2, /* size */ 3065 7, /* bitsize */ 3066 false, /* pc_relative */ 3067 0, /* bitpos */ 3068 complain_overflow_signed, /* complain_on_overflow */ 3069 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 3070 "R_MICROMIPS_GPREL7_S2", /* name */ 3071 false, /* partial_inplace */ 3072 0, /* src_mask */ 3073 0x0000007f, /* dst_mask */ 3074 false), /* pcrel_offset */ 3075 3076 HOWTO (R_MICROMIPS_PC23_S2, /* type */ 3077 2, /* rightshift */ 3078 4, /* size */ 3079 23, /* bitsize */ 3080 true, /* pc_relative */ 3081 0, /* bitpos */ 3082 complain_overflow_signed, /* complain_on_overflow */ 3083 _bfd_mips_elf_generic_reloc, /* special_function */ 3084 "R_MICROMIPS_PC23_S2", /* name */ 3085 false, /* partial_inplace */ 3086 0, /* src_mask */ 3087 0x007fffff, /* dst_mask */ 3088 true), /* pcrel_offset */ 3089 }; 3090 3091 /* GNU extension to record C++ vtable hierarchy */ 3092 static reloc_howto_type elf_mips_gnu_vtinherit_howto = 3093 HOWTO (R_MIPS_GNU_VTINHERIT, /* type */ 3094 0, /* rightshift */ 3095 4, /* size */ 3096 0, /* bitsize */ 3097 false, /* pc_relative */ 3098 0, /* bitpos */ 3099 complain_overflow_dont, /* complain_on_overflow */ 3100 NULL, /* special_function */ 3101 "R_MIPS_GNU_VTINHERIT", /* name */ 3102 false, /* partial_inplace */ 3103 0, /* src_mask */ 3104 0, /* dst_mask */ 3105 false); /* pcrel_offset */ 3106 3107 /* GNU extension to record C++ vtable member usage */ 3108 static reloc_howto_type elf_mips_gnu_vtentry_howto = 3109 HOWTO (R_MIPS_GNU_VTENTRY, /* type */ 3110 0, /* rightshift */ 3111 4, /* size */ 3112 0, /* bitsize */ 3113 false, /* pc_relative */ 3114 0, /* bitpos */ 3115 complain_overflow_dont, /* complain_on_overflow */ 3116 _bfd_elf_rel_vtable_reloc_fn, /* special_function */ 3117 "R_MIPS_GNU_VTENTRY", /* name */ 3118 false, /* partial_inplace */ 3119 0, /* src_mask */ 3120 0, /* dst_mask */ 3121 false); /* pcrel_offset */ 3122 3123 /* 16 bit offset for pc-relative branches. */ 3125 static reloc_howto_type elf_mips_gnu_rel16_s2 = 3126 HOWTO (R_MIPS_GNU_REL16_S2, /* type */ 3127 2, /* rightshift */ 3128 4, /* size */ 3129 16, /* bitsize */ 3130 true, /* pc_relative */ 3131 0, /* bitpos */ 3132 complain_overflow_signed, /* complain_on_overflow */ 3133 _bfd_mips_elf_generic_reloc, /* special_function */ 3134 "R_MIPS_GNU_REL16_S2", /* name */ 3135 true, /* partial_inplace */ 3136 0x0000ffff, /* src_mask */ 3137 0x0000ffff, /* dst_mask */ 3138 true); /* pcrel_offset */ 3139 3140 /* 16 bit offset for pc-relative branches. */ 3141 static reloc_howto_type elf_mips_gnu_rela16_s2 = 3142 HOWTO (R_MIPS_GNU_REL16_S2, /* type */ 3143 2, /* rightshift */ 3144 4, /* size */ 3145 16, /* bitsize */ 3146 true, /* pc_relative */ 3147 0, /* bitpos */ 3148 complain_overflow_signed, /* complain_on_overflow */ 3149 _bfd_mips_elf_generic_reloc, /* special_function */ 3150 "R_MIPS_GNU_REL16_S2", /* name */ 3151 false, /* partial_inplace */ 3152 0, /* src_mask */ 3153 0x0000ffff, /* dst_mask */ 3154 true); /* pcrel_offset */ 3155 3156 /* 32 bit pc-relative. Used for compact EH tables. */ 3157 static reloc_howto_type elf_mips_gnu_pcrel32 = 3158 HOWTO (R_MIPS_PC32, /* type */ 3159 0, /* rightshift */ 3160 4, /* size */ 3161 32, /* bitsize */ 3162 true, /* pc_relative */ 3163 0, /* bitpos */ 3164 complain_overflow_signed, /* complain_on_overflow */ 3165 _bfd_mips_elf_generic_reloc, /* special_function */ 3166 "R_MIPS_PC32", /* name */ 3167 true, /* partial_inplace */ 3168 0xffffffff, /* src_mask */ 3169 0xffffffff, /* dst_mask */ 3170 true); /* pcrel_offset */ 3171 3172 3173 /* Originally a VxWorks extension, but now used for other systems too. */ 3175 static reloc_howto_type elf_mips_copy_howto = 3176 HOWTO (R_MIPS_COPY, /* type */ 3177 0, /* rightshift */ 3178 0, /* this one is variable size */ 3179 0, /* bitsize */ 3180 false, /* pc_relative */ 3181 0, /* bitpos */ 3182 complain_overflow_bitfield, /* complain_on_overflow */ 3183 _bfd_mips_elf_generic_reloc, /* special_function */ 3184 "R_MIPS_COPY", /* name */ 3185 false, /* partial_inplace */ 3186 0x0, /* src_mask */ 3187 0x0, /* dst_mask */ 3188 false); /* pcrel_offset */ 3189 3190 /* Originally a VxWorks extension, but now used for other systems too. */ 3191 static reloc_howto_type elf_mips_jump_slot_howto = 3192 HOWTO (R_MIPS_JUMP_SLOT, /* type */ 3193 0, /* rightshift */ 3194 8, /* size */ 3195 64, /* bitsize */ 3196 false, /* pc_relative */ 3197 0, /* bitpos */ 3198 complain_overflow_bitfield, /* complain_on_overflow */ 3199 _bfd_mips_elf_generic_reloc, /* special_function */ 3200 "R_MIPS_JUMP_SLOT", /* name */ 3201 false, /* partial_inplace */ 3202 0x0, /* src_mask */ 3203 0x0, /* dst_mask */ 3204 false); /* pcrel_offset */ 3205 3206 /* Used in EH tables. */ 3207 static reloc_howto_type elf_mips_eh_howto = 3208 HOWTO (R_MIPS_EH, /* type */ 3209 0, /* rightshift */ 3210 4, /* size */ 3211 32, /* bitsize */ 3212 false, /* pc_relative */ 3213 0, /* bitpos */ 3214 complain_overflow_signed, /* complain_on_overflow */ 3215 _bfd_mips_elf_generic_reloc, /* special_function */ 3216 "R_MIPS_EH", /* name */ 3217 true, /* partial_inplace */ 3218 0xffffffff, /* src_mask */ 3219 0xffffffff, /* dst_mask */ 3220 false); /* pcrel_offset */ 3221 3222 3223 /* Swap in a MIPS 64-bit Rel reloc. */ 3225 3226 static void 3227 mips_elf64_swap_reloc_in (bfd *abfd, const Elf64_Mips_External_Rel *src, 3228 Elf64_Mips_Internal_Rela *dst) 3229 { 3230 dst->r_offset = H_GET_64 (abfd, src->r_offset); 3231 dst->r_sym = H_GET_32 (abfd, src->r_sym); 3232 dst->r_ssym = H_GET_8 (abfd, src->r_ssym); 3233 dst->r_type3 = H_GET_8 (abfd, src->r_type3); 3234 dst->r_type2 = H_GET_8 (abfd, src->r_type2); 3235 dst->r_type = H_GET_8 (abfd, src->r_type); 3236 dst->r_addend = 0; 3237 } 3238 3239 /* Swap in a MIPS 64-bit Rela reloc. */ 3240 3241 static void 3242 mips_elf64_swap_reloca_in (bfd *abfd, const Elf64_Mips_External_Rela *src, 3243 Elf64_Mips_Internal_Rela *dst) 3244 { 3245 dst->r_offset = H_GET_64 (abfd, src->r_offset); 3246 dst->r_sym = H_GET_32 (abfd, src->r_sym); 3247 dst->r_ssym = H_GET_8 (abfd, src->r_ssym); 3248 dst->r_type3 = H_GET_8 (abfd, src->r_type3); 3249 dst->r_type2 = H_GET_8 (abfd, src->r_type2); 3250 dst->r_type = H_GET_8 (abfd, src->r_type); 3251 dst->r_addend = H_GET_S64 (abfd, src->r_addend); 3252 } 3253 3254 /* Swap out a MIPS 64-bit Rel reloc. */ 3255 3256 static void 3257 mips_elf64_swap_reloc_out (bfd *abfd, const Elf64_Mips_Internal_Rela *src, 3258 Elf64_Mips_External_Rel *dst) 3259 { 3260 H_PUT_64 (abfd, src->r_offset, dst->r_offset); 3261 H_PUT_32 (abfd, src->r_sym, dst->r_sym); 3262 H_PUT_8 (abfd, src->r_ssym, dst->r_ssym); 3263 H_PUT_8 (abfd, src->r_type3, dst->r_type3); 3264 H_PUT_8 (abfd, src->r_type2, dst->r_type2); 3265 H_PUT_8 (abfd, src->r_type, dst->r_type); 3266 } 3267 3268 /* Swap out a MIPS 64-bit Rela reloc. */ 3269 3270 static void 3271 mips_elf64_swap_reloca_out (bfd *abfd, const Elf64_Mips_Internal_Rela *src, 3272 Elf64_Mips_External_Rela *dst) 3273 { 3274 H_PUT_64 (abfd, src->r_offset, dst->r_offset); 3275 H_PUT_32 (abfd, src->r_sym, dst->r_sym); 3276 H_PUT_8 (abfd, src->r_ssym, dst->r_ssym); 3277 H_PUT_8 (abfd, src->r_type3, dst->r_type3); 3278 H_PUT_8 (abfd, src->r_type2, dst->r_type2); 3279 H_PUT_8 (abfd, src->r_type, dst->r_type); 3280 H_PUT_S64 (abfd, src->r_addend, dst->r_addend); 3281 } 3282 3283 /* Swap in a MIPS 64-bit Rel reloc. */ 3284 3285 static void 3286 mips_elf64_be_swap_reloc_in (bfd *abfd, const bfd_byte *src, 3287 Elf_Internal_Rela *dst) 3288 { 3289 Elf64_Mips_Internal_Rela mirel; 3290 3291 mips_elf64_swap_reloc_in (abfd, 3292 (const Elf64_Mips_External_Rel *) src, 3293 &mirel); 3294 3295 dst[0].r_offset = mirel.r_offset; 3296 dst[0].r_info = ELF64_R_INFO (mirel.r_sym, mirel.r_type); 3297 dst[0].r_addend = 0; 3298 dst[1].r_offset = mirel.r_offset; 3299 dst[1].r_info = ELF64_R_INFO (mirel.r_ssym, mirel.r_type2); 3300 dst[1].r_addend = 0; 3301 dst[2].r_offset = mirel.r_offset; 3302 dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirel.r_type3); 3303 dst[2].r_addend = 0; 3304 } 3305 3306 /* Swap in a MIPS 64-bit Rela reloc. */ 3307 3308 static void 3309 mips_elf64_be_swap_reloca_in (bfd *abfd, const bfd_byte *src, 3310 Elf_Internal_Rela *dst) 3311 { 3312 Elf64_Mips_Internal_Rela mirela; 3313 3314 mips_elf64_swap_reloca_in (abfd, 3315 (const Elf64_Mips_External_Rela *) src, 3316 &mirela); 3317 3318 dst[0].r_offset = mirela.r_offset; 3319 dst[0].r_info = ELF64_R_INFO (mirela.r_sym, mirela.r_type); 3320 dst[0].r_addend = mirela.r_addend; 3321 dst[1].r_offset = mirela.r_offset; 3322 dst[1].r_info = ELF64_R_INFO (mirela.r_ssym, mirela.r_type2); 3323 dst[1].r_addend = 0; 3324 dst[2].r_offset = mirela.r_offset; 3325 dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirela.r_type3); 3326 dst[2].r_addend = 0; 3327 } 3328 3329 /* Swap out a MIPS 64-bit Rel reloc. */ 3330 3331 static void 3332 mips_elf64_be_swap_reloc_out (bfd *abfd, const Elf_Internal_Rela *src, 3333 bfd_byte *dst) 3334 { 3335 Elf64_Mips_Internal_Rela mirel; 3336 3337 mirel.r_offset = src[0].r_offset; 3338 BFD_ASSERT(src[0].r_offset == src[1].r_offset); 3339 BFD_ASSERT(src[0].r_offset == src[2].r_offset); 3340 3341 mirel.r_type = ELF64_MIPS_R_TYPE (src[0].r_info); 3342 mirel.r_sym = ELF64_R_SYM (src[0].r_info); 3343 mirel.r_type2 = ELF64_MIPS_R_TYPE (src[1].r_info); 3344 mirel.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info); 3345 mirel.r_type3 = ELF64_MIPS_R_TYPE (src[2].r_info); 3346 3347 mips_elf64_swap_reloc_out (abfd, &mirel, 3348 (Elf64_Mips_External_Rel *) dst); 3349 } 3350 3351 /* Swap out a MIPS 64-bit Rela reloc. */ 3352 3353 static void 3354 mips_elf64_be_swap_reloca_out (bfd *abfd, const Elf_Internal_Rela *src, 3355 bfd_byte *dst) 3356 { 3357 Elf64_Mips_Internal_Rela mirela; 3358 3359 mirela.r_offset = src[0].r_offset; 3360 BFD_ASSERT(src[0].r_offset == src[1].r_offset); 3361 BFD_ASSERT(src[0].r_offset == src[2].r_offset); 3362 3363 mirela.r_type = ELF64_MIPS_R_TYPE (src[0].r_info); 3364 mirela.r_sym = ELF64_R_SYM (src[0].r_info); 3365 mirela.r_addend = src[0].r_addend; 3366 BFD_ASSERT(src[1].r_addend == 0); 3367 BFD_ASSERT(src[2].r_addend == 0); 3368 3369 mirela.r_type2 = ELF64_MIPS_R_TYPE (src[1].r_info); 3370 mirela.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info); 3371 mirela.r_type3 = ELF64_MIPS_R_TYPE (src[2].r_info); 3372 3373 mips_elf64_swap_reloca_out (abfd, &mirela, 3374 (Elf64_Mips_External_Rela *) dst); 3375 } 3376 3377 /* Set the GP value for OUTPUT_BFD. Returns false if this is a 3379 dangerous relocation. */ 3380 3381 static bool 3382 mips_elf64_assign_gp (bfd *output_bfd, bfd_vma *pgp) 3383 { 3384 unsigned int count; 3385 asymbol **sym; 3386 unsigned int i; 3387 3388 /* If we've already figured out what GP will be, just return it. */ 3389 *pgp = _bfd_get_gp_value (output_bfd); 3390 if (*pgp) 3391 return true; 3392 3393 count = bfd_get_symcount (output_bfd); 3394 sym = bfd_get_outsymbols (output_bfd); 3395 3396 /* The linker script will have created a symbol named `_gp' with the 3397 appropriate value. */ 3398 if (sym == NULL) 3399 i = count; 3400 else 3401 { 3402 for (i = 0; i < count; i++, sym++) 3403 { 3404 register const char *name; 3405 3406 name = bfd_asymbol_name (*sym); 3407 if (*name == '_' && strcmp (name, "_gp") == 0) 3408 { 3409 *pgp = bfd_asymbol_value (*sym); 3410 _bfd_set_gp_value (output_bfd, *pgp); 3411 break; 3412 } 3413 } 3414 } 3415 3416 if (i >= count) 3417 { 3418 /* Only get the error once. */ 3419 *pgp = 4; 3420 _bfd_set_gp_value (output_bfd, *pgp); 3421 return false; 3422 } 3423 3424 return true; 3425 } 3426 3427 /* We have to figure out the gp value, so that we can adjust the 3428 symbol value correctly. We look up the symbol _gp in the output 3429 BFD. If we can't find it, we're stuck. We cache it in the ELF 3430 target data. We don't need to adjust the symbol value for an 3431 external symbol if we are producing relocatable output. */ 3432 3433 static bfd_reloc_status_type 3434 mips_elf64_final_gp (bfd *output_bfd, asymbol *symbol, bool relocatable, 3435 char **error_message, bfd_vma *pgp) 3436 { 3437 if (output_bfd == NULL) 3438 { 3439 *pgp = 0; 3440 return bfd_reloc_undefined; 3441 } 3442 3443 *pgp = _bfd_get_gp_value (output_bfd); 3444 if (*pgp == 0 3445 && (! relocatable 3446 || (symbol->flags & BSF_SECTION_SYM) != 0)) 3447 { 3448 if (relocatable) 3449 { 3450 /* Make up a value. */ 3451 *pgp = symbol->section->output_section->vma /*+ 0x4000*/; 3452 _bfd_set_gp_value (output_bfd, *pgp); 3453 } 3454 else if (!mips_elf64_assign_gp (output_bfd, pgp)) 3455 { 3456 *error_message = 3457 (char *) _("GP relative relocation when _gp not defined"); 3458 return bfd_reloc_dangerous; 3459 } 3460 } 3461 3462 return bfd_reloc_ok; 3463 } 3464 3465 /* Do a R_MIPS_GPREL16 relocation. This is a 16 bit value which must 3466 become the offset from the gp register. */ 3467 3468 static bfd_reloc_status_type 3469 mips_elf64_gprel16_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3470 void *data, asection *input_section, bfd *output_bfd, 3471 char **error_message) 3472 { 3473 bool relocatable; 3474 bfd_reloc_status_type ret; 3475 bfd_vma gp; 3476 3477 /* If we're relocating, and this is an external symbol, we don't want 3478 to change anything. */ 3479 if (output_bfd != NULL 3480 && (symbol->flags & BSF_SECTION_SYM) == 0 3481 && (symbol->flags & BSF_LOCAL) != 0) 3482 { 3483 reloc_entry->address += input_section->output_offset; 3484 return bfd_reloc_ok; 3485 } 3486 3487 if (output_bfd != NULL) 3488 relocatable = true; 3489 else 3490 { 3491 relocatable = false; 3492 output_bfd = input_section->output_section->owner; 3493 } 3494 3495 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, 3496 &gp); 3497 if (ret != bfd_reloc_ok) 3498 return ret; 3499 3500 return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3501 input_section, relocatable, 3502 data, gp); 3503 } 3504 3505 /* Do a R_MIPS_LITERAL relocation. */ 3506 3507 static bfd_reloc_status_type 3508 mips_elf64_literal_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3509 void *data, asection *input_section, bfd *output_bfd, 3510 char **error_message) 3511 { 3512 bool relocatable; 3513 bfd_reloc_status_type ret; 3514 bfd_vma gp; 3515 3516 /* R_MIPS_LITERAL relocations are defined for local symbols only. */ 3517 if (output_bfd != NULL 3518 && (symbol->flags & BSF_SECTION_SYM) == 0 3519 && (symbol->flags & BSF_LOCAL) != 0) 3520 { 3521 *error_message = (char *) 3522 _("literal relocation occurs for an external symbol"); 3523 return bfd_reloc_outofrange; 3524 } 3525 3526 /* FIXME: The entries in the .lit8 and .lit4 sections should be merged. */ 3527 if (output_bfd != NULL) 3528 relocatable = true; 3529 else 3530 { 3531 relocatable = false; 3532 output_bfd = input_section->output_section->owner; 3533 } 3534 3535 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, 3536 &gp); 3537 if (ret != bfd_reloc_ok) 3538 return ret; 3539 3540 return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3541 input_section, relocatable, 3542 data, gp); 3543 } 3544 3545 /* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must 3546 become the offset from the gp register. */ 3547 3548 static bfd_reloc_status_type 3549 mips_elf64_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3550 void *data, asection *input_section, bfd *output_bfd, 3551 char **error_message) 3552 { 3553 bool relocatable; 3554 bfd_reloc_status_type ret; 3555 bfd_vma gp; 3556 bfd_vma relocation; 3557 bfd_vma val; 3558 3559 /* R_MIPS_GPREL32 relocations are defined for local symbols only. */ 3560 if (output_bfd != NULL 3561 && (symbol->flags & BSF_SECTION_SYM) == 0 3562 && (symbol->flags & BSF_LOCAL) != 0) 3563 { 3564 *error_message = (char *) 3565 _("32bits gp relative relocation occurs for an external symbol"); 3566 return bfd_reloc_outofrange; 3567 } 3568 3569 if (output_bfd != NULL) 3570 relocatable = true; 3571 else 3572 { 3573 relocatable = false; 3574 output_bfd = input_section->output_section->owner; 3575 } 3576 3577 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, 3578 error_message, &gp); 3579 if (ret != bfd_reloc_ok) 3580 return ret; 3581 3582 if (bfd_is_com_section (symbol->section)) 3583 relocation = 0; 3584 else 3585 relocation = symbol->value; 3586 3587 relocation += symbol->section->output_section->vma; 3588 relocation += symbol->section->output_offset; 3589 3590 if (reloc_entry->address > bfd_get_section_limit (abfd, input_section)) 3591 return bfd_reloc_outofrange; 3592 3593 /* Set val to the offset into the section or symbol. */ 3594 val = reloc_entry->addend; 3595 3596 if (reloc_entry->howto->partial_inplace) 3597 val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address); 3598 3599 /* Adjust val for the final section location and GP value. If we 3600 are producing relocatable output, we don't want to do this for 3601 an external symbol. */ 3602 if (! relocatable 3603 || (symbol->flags & BSF_SECTION_SYM) != 0) 3604 val += relocation - gp; 3605 3606 if (reloc_entry->howto->partial_inplace) 3607 bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address); 3608 else 3609 reloc_entry->addend = val; 3610 3611 if (relocatable) 3612 reloc_entry->address += input_section->output_offset; 3613 3614 return bfd_reloc_ok; 3615 } 3616 3617 /* Do a R_MIPS_SHIFT6 relocation. The MSB of the shift is stored at bit 2, 3618 the rest is at bits 6-10. The bitpos already got right by the howto. */ 3619 3620 static bfd_reloc_status_type 3621 mips_elf64_shift6_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3622 void *data, asection *input_section, bfd *output_bfd, 3623 char **error_message) 3624 { 3625 if (reloc_entry->howto->partial_inplace) 3626 { 3627 reloc_entry->addend = ((reloc_entry->addend & 0x00007c0) 3628 | (reloc_entry->addend & 0x00000800) >> 9); 3629 } 3630 3631 return _bfd_mips_elf_generic_reloc (abfd, reloc_entry, symbol, data, 3632 input_section, output_bfd, 3633 error_message); 3634 } 3635 3636 /* Handle a mips16 GP relative reloc. */ 3637 3638 static bfd_reloc_status_type 3639 mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3640 void *data, asection *input_section, bfd *output_bfd, 3641 char **error_message) 3642 { 3643 bool relocatable; 3644 bfd_reloc_status_type ret; 3645 bfd_byte *location; 3646 bfd_vma gp; 3647 3648 /* If we're relocating, and this is an external symbol, we don't want 3649 to change anything. */ 3650 if (output_bfd != NULL 3651 && (symbol->flags & BSF_SECTION_SYM) == 0 3652 && (symbol->flags & BSF_LOCAL) != 0) 3653 { 3654 reloc_entry->address += input_section->output_offset; 3655 return bfd_reloc_ok; 3656 } 3657 3658 if (output_bfd != NULL) 3659 relocatable = true; 3660 else 3661 { 3662 relocatable = false; 3663 output_bfd = input_section->output_section->owner; 3664 } 3665 3666 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, 3667 &gp); 3668 if (ret != bfd_reloc_ok) 3669 return ret; 3670 3671 location = (bfd_byte *) data + reloc_entry->address; 3672 _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, false, 3673 location); 3674 ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3675 input_section, relocatable, 3676 data, gp); 3677 _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable, 3678 location); 3679 3680 return ret; 3681 } 3682 3683 /* A mapping from BFD reloc types to MIPS ELF reloc types. */ 3685 3686 struct elf_reloc_map { 3687 bfd_reloc_code_real_type bfd_val; 3688 enum elf_mips_reloc_type elf_val; 3689 }; 3690 3691 static const struct elf_reloc_map mips_reloc_map[] = 3692 { 3693 { BFD_RELOC_NONE, R_MIPS_NONE }, 3694 { BFD_RELOC_MIPS_16, R_MIPS_16 }, 3695 { BFD_RELOC_32, R_MIPS_32 }, 3696 /* There is no BFD reloc for R_MIPS_REL32. */ 3697 { BFD_RELOC_64, R_MIPS_64 }, 3698 { BFD_RELOC_CTOR, R_MIPS_64 }, 3699 { BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 }, 3700 { BFD_RELOC_HI16_S, R_MIPS_HI16 }, 3701 { BFD_RELOC_LO16, R_MIPS_LO16 }, 3702 { BFD_RELOC_GPREL16, R_MIPS_GPREL16 }, 3703 { BFD_RELOC_GPREL32, R_MIPS_GPREL32 }, 3704 { BFD_RELOC_MIPS_JMP, R_MIPS_26 }, 3705 { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL }, 3706 { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 }, 3707 { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 }, 3708 { BFD_RELOC_MIPS_SHIFT5, R_MIPS_SHIFT5 }, 3709 { BFD_RELOC_MIPS_SHIFT6, R_MIPS_SHIFT6 }, 3710 { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP }, 3711 { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE }, 3712 { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST }, 3713 { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 }, 3714 { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 }, 3715 { BFD_RELOC_MIPS_SUB, R_MIPS_SUB }, 3716 { BFD_RELOC_MIPS_INSERT_A, R_MIPS_INSERT_A }, 3717 { BFD_RELOC_MIPS_INSERT_B, R_MIPS_INSERT_B }, 3718 { BFD_RELOC_MIPS_DELETE, R_MIPS_DELETE }, 3719 { BFD_RELOC_MIPS_HIGHEST, R_MIPS_HIGHEST }, 3720 { BFD_RELOC_MIPS_HIGHER, R_MIPS_HIGHER }, 3721 { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 }, 3722 { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 }, 3723 { BFD_RELOC_MIPS_SCN_DISP, R_MIPS_SCN_DISP }, 3724 /* Use of R_MIPS_ADD_IMMEDIATE and R_MIPS_PJUMP is deprecated. */ 3725 { BFD_RELOC_MIPS_RELGOT, R_MIPS_RELGOT }, 3726 { BFD_RELOC_MIPS_JALR, R_MIPS_JALR }, 3727 { BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 }, 3728 { BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 }, 3729 { BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 }, 3730 { BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 }, 3731 { BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD }, 3732 { BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM }, 3733 { BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 }, 3734 { BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 }, 3735 { BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL }, 3736 { BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 }, 3737 { BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 }, 3738 { BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 }, 3739 { BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 }, 3740 { BFD_RELOC_MIPS_21_PCREL_S2, R_MIPS_PC21_S2 }, 3741 { BFD_RELOC_MIPS_26_PCREL_S2, R_MIPS_PC26_S2 }, 3742 { BFD_RELOC_MIPS_18_PCREL_S3, R_MIPS_PC18_S3 }, 3743 { BFD_RELOC_MIPS_19_PCREL_S2, R_MIPS_PC19_S2 }, 3744 { BFD_RELOC_HI16_S_PCREL, R_MIPS_PCHI16 }, 3745 { BFD_RELOC_LO16_PCREL, R_MIPS_PCLO16 } 3746 }; 3747 3748 static const struct elf_reloc_map mips16_reloc_map[] = 3749 { 3750 { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min }, 3751 { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min }, 3752 { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min }, 3753 { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min }, 3754 { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min }, 3755 { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min }, 3756 { BFD_RELOC_MIPS16_TLS_GD, R_MIPS16_TLS_GD - R_MIPS16_min }, 3757 { BFD_RELOC_MIPS16_TLS_LDM, R_MIPS16_TLS_LDM - R_MIPS16_min }, 3758 { BFD_RELOC_MIPS16_TLS_DTPREL_HI16, 3759 R_MIPS16_TLS_DTPREL_HI16 - R_MIPS16_min }, 3760 { BFD_RELOC_MIPS16_TLS_DTPREL_LO16, 3761 R_MIPS16_TLS_DTPREL_LO16 - R_MIPS16_min }, 3762 { BFD_RELOC_MIPS16_TLS_GOTTPREL, R_MIPS16_TLS_GOTTPREL - R_MIPS16_min }, 3763 { BFD_RELOC_MIPS16_TLS_TPREL_HI16, R_MIPS16_TLS_TPREL_HI16 - R_MIPS16_min }, 3764 { BFD_RELOC_MIPS16_TLS_TPREL_LO16, R_MIPS16_TLS_TPREL_LO16 - R_MIPS16_min }, 3765 { BFD_RELOC_MIPS16_16_PCREL_S1, R_MIPS16_PC16_S1 - R_MIPS16_min } 3766 }; 3767 3768 static const struct elf_reloc_map micromips_reloc_map[] = 3769 { 3770 { BFD_RELOC_MICROMIPS_JMP, R_MICROMIPS_26_S1 - R_MICROMIPS_min }, 3771 { BFD_RELOC_MICROMIPS_HI16_S, R_MICROMIPS_HI16 - R_MICROMIPS_min }, 3772 { BFD_RELOC_MICROMIPS_LO16, R_MICROMIPS_LO16 - R_MICROMIPS_min }, 3773 { BFD_RELOC_MICROMIPS_GPREL16, R_MICROMIPS_GPREL16 - R_MICROMIPS_min }, 3774 { BFD_RELOC_MICROMIPS_LITERAL, R_MICROMIPS_LITERAL - R_MICROMIPS_min }, 3775 { BFD_RELOC_MICROMIPS_GOT16, R_MICROMIPS_GOT16 - R_MICROMIPS_min }, 3776 { BFD_RELOC_MICROMIPS_7_PCREL_S1, R_MICROMIPS_PC7_S1 - R_MICROMIPS_min }, 3777 { BFD_RELOC_MICROMIPS_10_PCREL_S1, R_MICROMIPS_PC10_S1 - R_MICROMIPS_min }, 3778 { BFD_RELOC_MICROMIPS_16_PCREL_S1, R_MICROMIPS_PC16_S1 - R_MICROMIPS_min }, 3779 { BFD_RELOC_MICROMIPS_CALL16, R_MICROMIPS_CALL16 - R_MICROMIPS_min }, 3780 { BFD_RELOC_MICROMIPS_GOT_DISP, R_MICROMIPS_GOT_DISP - R_MICROMIPS_min }, 3781 { BFD_RELOC_MICROMIPS_GOT_PAGE, R_MICROMIPS_GOT_PAGE - R_MICROMIPS_min }, 3782 { BFD_RELOC_MICROMIPS_GOT_OFST, R_MICROMIPS_GOT_OFST - R_MICROMIPS_min }, 3783 { BFD_RELOC_MICROMIPS_GOT_HI16, R_MICROMIPS_GOT_HI16 - R_MICROMIPS_min }, 3784 { BFD_RELOC_MICROMIPS_GOT_LO16, R_MICROMIPS_GOT_LO16 - R_MICROMIPS_min }, 3785 { BFD_RELOC_MICROMIPS_SUB, R_MICROMIPS_SUB - R_MICROMIPS_min }, 3786 { BFD_RELOC_MICROMIPS_HIGHER, R_MICROMIPS_HIGHER - R_MICROMIPS_min }, 3787 { BFD_RELOC_MICROMIPS_HIGHEST, R_MICROMIPS_HIGHEST - R_MICROMIPS_min }, 3788 { BFD_RELOC_MICROMIPS_CALL_HI16, R_MICROMIPS_CALL_HI16 - R_MICROMIPS_min }, 3789 { BFD_RELOC_MICROMIPS_CALL_LO16, R_MICROMIPS_CALL_LO16 - R_MICROMIPS_min }, 3790 { BFD_RELOC_MICROMIPS_SCN_DISP, R_MICROMIPS_SCN_DISP - R_MICROMIPS_min }, 3791 { BFD_RELOC_MICROMIPS_JALR, R_MICROMIPS_JALR - R_MICROMIPS_min }, 3792 /* There is no BFD reloc for R_MICROMIPS_HI0_LO16. */ 3793 { BFD_RELOC_MICROMIPS_TLS_GD, R_MICROMIPS_TLS_GD - R_MICROMIPS_min }, 3794 { BFD_RELOC_MICROMIPS_TLS_LDM, R_MICROMIPS_TLS_LDM - R_MICROMIPS_min }, 3795 { BFD_RELOC_MICROMIPS_TLS_DTPREL_HI16, 3796 R_MICROMIPS_TLS_DTPREL_HI16 - R_MICROMIPS_min }, 3797 { BFD_RELOC_MICROMIPS_TLS_DTPREL_LO16, 3798 R_MICROMIPS_TLS_DTPREL_LO16 - R_MICROMIPS_min }, 3799 { BFD_RELOC_MICROMIPS_TLS_GOTTPREL, 3800 R_MICROMIPS_TLS_GOTTPREL - R_MICROMIPS_min }, 3801 { BFD_RELOC_MICROMIPS_TLS_TPREL_HI16, 3802 R_MICROMIPS_TLS_TPREL_HI16 - R_MICROMIPS_min }, 3803 { BFD_RELOC_MICROMIPS_TLS_TPREL_LO16, 3804 R_MICROMIPS_TLS_TPREL_LO16 - R_MICROMIPS_min }, 3805 /* There is no BFD reloc for R_MICROMIPS_GPREL7_S2. */ 3806 /* There is no BFD reloc for R_MICROMIPS_PC23_S2. */ 3807 }; 3808 /* Given a BFD reloc type, return a howto structure. */ 3809 3810 static reloc_howto_type * 3811 bfd_elf64_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, 3812 bfd_reloc_code_real_type code) 3813 { 3814 unsigned int i; 3815 /* FIXME: We default to RELA here instead of choosing the right 3816 relocation variant. */ 3817 reloc_howto_type *howto_table = mips_elf64_howto_table_rela; 3818 reloc_howto_type *howto16_table = mips16_elf64_howto_table_rela; 3819 reloc_howto_type *howto_micromips_table = micromips_elf64_howto_table_rela; 3820 3821 for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map); 3822 i++) 3823 { 3824 if (mips_reloc_map[i].bfd_val == code) 3825 return &howto_table[(int) mips_reloc_map[i].elf_val]; 3826 } 3827 3828 for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map); 3829 i++) 3830 { 3831 if (mips16_reloc_map[i].bfd_val == code) 3832 return &howto16_table[(int) mips16_reloc_map[i].elf_val]; 3833 } 3834 3835 for (i = 0; i < sizeof (micromips_reloc_map) / sizeof (struct elf_reloc_map); 3836 i++) 3837 { 3838 if (micromips_reloc_map[i].bfd_val == code) 3839 return &howto_micromips_table[(int) micromips_reloc_map[i].elf_val]; 3840 } 3841 3842 switch (code) 3843 { 3844 case BFD_RELOC_VTABLE_INHERIT: 3845 return &elf_mips_gnu_vtinherit_howto; 3846 case BFD_RELOC_VTABLE_ENTRY: 3847 return &elf_mips_gnu_vtentry_howto; 3848 case BFD_RELOC_32_PCREL: 3849 return &elf_mips_gnu_pcrel32; 3850 case BFD_RELOC_MIPS_EH: 3851 return &elf_mips_eh_howto; 3852 case BFD_RELOC_MIPS_COPY: 3853 return &elf_mips_copy_howto; 3854 case BFD_RELOC_MIPS_JUMP_SLOT: 3855 return &elf_mips_jump_slot_howto; 3856 default: 3857 bfd_set_error (bfd_error_bad_value); 3858 return NULL; 3859 } 3860 } 3861 3862 static reloc_howto_type * 3863 bfd_elf64_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, 3864 const char *r_name) 3865 { 3866 unsigned int i; 3867 3868 for (i = 0; 3869 i < (sizeof (mips_elf64_howto_table_rela) 3870 / sizeof (mips_elf64_howto_table_rela[0])); i++) 3871 if (mips_elf64_howto_table_rela[i].name != NULL 3872 && strcasecmp (mips_elf64_howto_table_rela[i].name, r_name) == 0) 3873 return &mips_elf64_howto_table_rela[i]; 3874 3875 for (i = 0; 3876 i < (sizeof (mips16_elf64_howto_table_rela) 3877 / sizeof (mips16_elf64_howto_table_rela[0])); 3878 i++) 3879 if (mips16_elf64_howto_table_rela[i].name != NULL 3880 && strcasecmp (mips16_elf64_howto_table_rela[i].name, r_name) == 0) 3881 return &mips16_elf64_howto_table_rela[i]; 3882 3883 for (i = 0; 3884 i < (sizeof (micromips_elf64_howto_table_rela) 3885 / sizeof (micromips_elf64_howto_table_rela[0])); 3886 i++) 3887 if (micromips_elf64_howto_table_rela[i].name != NULL 3888 && strcasecmp (micromips_elf64_howto_table_rela[i].name, r_name) == 0) 3889 return µmips_elf64_howto_table_rela[i]; 3890 3891 if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0) 3892 return &elf_mips_gnu_vtinherit_howto; 3893 if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0) 3894 return &elf_mips_gnu_vtentry_howto; 3895 if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0) 3896 return &elf_mips_gnu_rel16_s2; 3897 if (strcasecmp (elf_mips_gnu_rela16_s2.name, r_name) == 0) 3898 return &elf_mips_gnu_rela16_s2; 3899 if (strcasecmp (elf_mips_gnu_pcrel32.name, r_name) == 0) 3900 return &elf_mips_gnu_pcrel32; 3901 if (strcasecmp (elf_mips_eh_howto.name, r_name) == 0) 3902 return &elf_mips_eh_howto; 3903 if (strcasecmp (elf_mips_copy_howto.name, r_name) == 0) 3904 return &elf_mips_copy_howto; 3905 if (strcasecmp (elf_mips_jump_slot_howto.name, r_name) == 0) 3906 return &elf_mips_jump_slot_howto; 3907 3908 return NULL; 3909 } 3910 3911 /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */ 3912 3913 static reloc_howto_type * 3914 mips_elf64_rtype_to_howto (bfd *abfd, unsigned int r_type, bool rela_p) 3915 { 3916 reloc_howto_type *howto = NULL; 3917 3918 switch (r_type) 3919 { 3920 case R_MIPS_GNU_VTINHERIT: 3921 return &elf_mips_gnu_vtinherit_howto; 3922 case R_MIPS_GNU_VTENTRY: 3923 return &elf_mips_gnu_vtentry_howto; 3924 case R_MIPS_GNU_REL16_S2: 3925 if (rela_p) 3926 return &elf_mips_gnu_rela16_s2; 3927 else 3928 return &elf_mips_gnu_rel16_s2; 3929 case R_MIPS_PC32: 3930 return &elf_mips_gnu_pcrel32; 3931 case R_MIPS_EH: 3932 return &elf_mips_eh_howto; 3933 case R_MIPS_COPY: 3934 return &elf_mips_copy_howto; 3935 case R_MIPS_JUMP_SLOT: 3936 return &elf_mips_jump_slot_howto; 3937 default: 3938 if (r_type >= R_MICROMIPS_min && r_type < R_MICROMIPS_max) 3939 { 3940 if (rela_p) 3941 howto 3942 = µmips_elf64_howto_table_rela[r_type - R_MICROMIPS_min]; 3943 else 3944 howto 3945 = µmips_elf64_howto_table_rel[r_type - R_MICROMIPS_min]; 3946 } 3947 if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max) 3948 { 3949 if (rela_p) 3950 howto = &mips16_elf64_howto_table_rela[r_type - R_MIPS16_min]; 3951 else 3952 howto = &mips16_elf64_howto_table_rel[r_type - R_MIPS16_min]; 3953 } 3954 if (r_type < R_MIPS_max) 3955 { 3956 if (rela_p) 3957 howto = &mips_elf64_howto_table_rela[r_type]; 3958 else 3959 howto = &mips_elf64_howto_table_rel[r_type]; 3960 } 3961 if (howto != NULL && howto->name != NULL) 3962 return howto; 3963 3964 _bfd_error_handler (_("%pB: unsupported relocation type %#x"), 3965 abfd, r_type); 3966 bfd_set_error (bfd_error_bad_value); 3967 return NULL; 3968 } 3969 } 3970 3971 /* Prevent relocation handling by bfd for MIPS ELF64. */ 3972 3973 static bool 3974 mips_elf64_info_to_howto_rela (bfd *abfd, 3975 arelent *cache_ptr ATTRIBUTE_UNUSED, 3976 Elf_Internal_Rela *dst) 3977 { 3978 unsigned int r_type = ELF32_R_TYPE (dst->r_info); 3979 /* xgettext:c-format */ 3980 _bfd_error_handler (_("%pB: unsupported relocation type %#x"), 3981 abfd, r_type); 3982 bfd_set_error (bfd_error_bad_value); 3983 return false; 3984 } 3985 3986 /* Since each entry in an SHT_REL or SHT_RELA section can represent up 3987 to three relocs, we must tell the user to allocate more space. */ 3988 3989 static long 3990 mips_elf64_get_dynamic_reloc_upper_bound (bfd *abfd) 3991 { 3992 return _bfd_elf_get_dynamic_reloc_upper_bound (abfd) * 3; 3993 } 3994 3995 /* Read the relocations from one reloc section. This is mostly copied 3996 from elfcode.h, except for the changes to expand one external 3997 relocation to 3 internal ones. To reduce processing effort we 3998 could discard those R_MIPS_NONE relocations that occupy the second 3999 and the third entry of a triplet, as `mips_elf64_write_rel' and 4000 `mips_elf64_write_rela' recreate them in output automagically, 4001 however that would also remove them from `objdump -r' output, 4002 breaking a long-established tradition and likely confusing people. */ 4003 4004 static bool 4005 mips_elf64_slurp_one_reloc_table (bfd *abfd, asection *asect, 4006 Elf_Internal_Shdr *rel_hdr, 4007 bfd_size_type reloc_count, 4008 arelent *relents, asymbol **symbols, 4009 bool dynamic) 4010 { 4011 void *allocated; 4012 bfd_byte *native_relocs; 4013 unsigned int symcount; 4014 arelent *relent; 4015 bfd_vma i; 4016 int entsize; 4017 bool rela_p; 4018 4019 if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0) 4020 return false; 4021 allocated = _bfd_malloc_and_read (abfd, rel_hdr->sh_size, rel_hdr->sh_size); 4022 if (allocated == NULL) 4023 return false; 4024 4025 native_relocs = allocated; 4026 4027 entsize = rel_hdr->sh_entsize; 4028 BFD_ASSERT (entsize == sizeof (Elf64_Mips_External_Rel) 4029 || entsize == sizeof (Elf64_Mips_External_Rela)); 4030 4031 if (entsize == sizeof (Elf64_Mips_External_Rel)) 4032 rela_p = false; 4033 else 4034 rela_p = true; 4035 4036 if (dynamic) 4037 symcount = bfd_get_dynamic_symcount (abfd); 4038 else 4039 symcount = bfd_get_symcount (abfd); 4040 4041 for (i = 0, relent = relents; 4042 i < reloc_count; 4043 i++, native_relocs += entsize) 4044 { 4045 Elf64_Mips_Internal_Rela rela; 4046 bool used_sym, used_ssym; 4047 int ir; 4048 4049 if (entsize == sizeof (Elf64_Mips_External_Rela)) 4050 mips_elf64_swap_reloca_in (abfd, 4051 (Elf64_Mips_External_Rela *) native_relocs, 4052 &rela); 4053 else 4054 mips_elf64_swap_reloc_in (abfd, 4055 (Elf64_Mips_External_Rel *) native_relocs, 4056 &rela); 4057 4058 /* Each entry represents exactly three actual relocations. */ 4059 4060 used_sym = false; 4061 used_ssym = false; 4062 for (ir = 0; ir < 3; ir++) 4063 { 4064 enum elf_mips_reloc_type type; 4065 4066 switch (ir) 4067 { 4068 default: 4069 abort (); 4070 case 0: 4071 type = (enum elf_mips_reloc_type) rela.r_type; 4072 break; 4073 case 1: 4074 type = (enum elf_mips_reloc_type) rela.r_type2; 4075 break; 4076 case 2: 4077 type = (enum elf_mips_reloc_type) rela.r_type3; 4078 break; 4079 } 4080 4081 /* Some types require symbols, whereas some do not. */ 4082 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; 4083 switch (type) 4084 { 4085 case R_MIPS_NONE: 4086 case R_MIPS_LITERAL: 4087 case R_MIPS_INSERT_A: 4088 case R_MIPS_INSERT_B: 4089 case R_MIPS_DELETE: 4090 break; 4091 4092 default: 4093 if (! used_sym) 4094 { 4095 if (rela.r_sym == STN_UNDEF) 4096 ; 4097 else if (rela.r_sym > symcount) 4098 { 4099 _bfd_error_handler 4100 /* xgettext:c-format */ 4101 (_("%pB(%pA): relocation %" PRIu64 4102 " has invalid symbol index %ld"), 4103 abfd, asect, (uint64_t) i, rela.r_sym); 4104 bfd_set_error (bfd_error_bad_value); 4105 } 4106 else 4107 { 4108 asymbol **ps, *s; 4109 4110 ps = symbols + rela.r_sym - 1; 4111 s = *ps; 4112 if ((s->flags & BSF_SECTION_SYM) == 0) 4113 relent->sym_ptr_ptr = ps; 4114 else 4115 relent->sym_ptr_ptr = s->section->symbol_ptr_ptr; 4116 } 4117 4118 used_sym = true; 4119 } 4120 else if (! used_ssym) 4121 { 4122 switch (rela.r_ssym) 4123 { 4124 case RSS_UNDEF: 4125 break; 4126 4127 case RSS_GP: 4128 case RSS_GP0: 4129 case RSS_LOC: 4130 /* FIXME: I think these need to be handled using 4131 special howto structures. */ 4132 BFD_ASSERT (0); 4133 break; 4134 4135 default: 4136 BFD_ASSERT (0); 4137 break; 4138 } 4139 4140 used_ssym = true; 4141 } 4142 break; 4143 } 4144 4145 /* The address of an ELF reloc is section relative for an 4146 object file, and absolute for an executable file or 4147 shared library. The address of a BFD reloc is always 4148 section relative. */ 4149 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0 || dynamic) 4150 relent->address = rela.r_offset; 4151 else 4152 relent->address = rela.r_offset - asect->vma; 4153 4154 relent->addend = rela.r_addend; 4155 4156 relent->howto = mips_elf64_rtype_to_howto (abfd, type, rela_p); 4157 if (relent->howto == NULL) 4158 goto error_return; 4159 4160 ++relent; 4161 } 4162 } 4163 4164 free (allocated); 4165 return true; 4166 4167 error_return: 4168 free (allocated); 4169 return false; 4170 } 4171 4172 /* Read the relocations. On Irix 6, there can be two reloc sections 4173 associated with a single data section. This is copied from 4174 elfcode.h as well, with changes as small as accounting for 3 4175 internal relocs per external reloc. */ 4176 4177 static bool 4178 mips_elf64_slurp_reloc_table (bfd *abfd, asection *asect, 4179 asymbol **symbols, bool dynamic) 4180 { 4181 struct bfd_elf_section_data * const d = elf_section_data (asect); 4182 Elf_Internal_Shdr *rel_hdr; 4183 Elf_Internal_Shdr *rel_hdr2; 4184 bfd_size_type reloc_count; 4185 bfd_size_type reloc_count2; 4186 arelent *relents; 4187 bfd_size_type amt; 4188 4189 if (asect->relocation != NULL) 4190 return true; 4191 4192 if (! dynamic) 4193 { 4194 if ((asect->flags & SEC_RELOC) == 0 4195 || asect->reloc_count == 0) 4196 return true; 4197 4198 rel_hdr = d->rel.hdr; 4199 reloc_count = rel_hdr ? NUM_SHDR_ENTRIES (rel_hdr) : 0; 4200 rel_hdr2 = d->rela.hdr; 4201 reloc_count2 = (rel_hdr2 ? NUM_SHDR_ENTRIES (rel_hdr2) : 0); 4202 4203 BFD_ASSERT (asect->reloc_count == 3 * (reloc_count + reloc_count2)); 4204 BFD_ASSERT ((rel_hdr && asect->rel_filepos == rel_hdr->sh_offset) 4205 || (rel_hdr2 && asect->rel_filepos == rel_hdr2->sh_offset)); 4206 4207 } 4208 else 4209 { 4210 /* Note that ASECT->RELOC_COUNT tends not to be accurate in this 4211 case because relocations against this section may use the 4212 dynamic symbol table, and in that case bfd_section_from_shdr 4213 in elf.c does not update the RELOC_COUNT. */ 4214 if (asect->size == 0) 4215 return true; 4216 4217 rel_hdr = &d->this_hdr; 4218 reloc_count = NUM_SHDR_ENTRIES (rel_hdr); 4219 rel_hdr2 = NULL; 4220 reloc_count2 = 0; 4221 } 4222 4223 /* Allocate space for 3 arelent structures for each Rel structure. */ 4224 amt = (reloc_count + reloc_count2) * 3 * sizeof (arelent); 4225 relents = bfd_alloc (abfd, amt); 4226 if (relents == NULL) 4227 return false; 4228 4229 if (rel_hdr != NULL 4230 && ! mips_elf64_slurp_one_reloc_table (abfd, asect, 4231 rel_hdr, reloc_count, 4232 relents, 4233 symbols, dynamic)) 4234 return false; 4235 if (rel_hdr2 != NULL 4236 && ! mips_elf64_slurp_one_reloc_table (abfd, asect, 4237 rel_hdr2, reloc_count2, 4238 relents + reloc_count * 3, 4239 symbols, dynamic)) 4240 return false; 4241 4242 asect->relocation = relents; 4243 return true; 4244 } 4245 4246 /* Write out the relocations. */ 4247 4248 static void 4249 mips_elf64_write_relocs (bfd *abfd, asection *sec, void *data) 4250 { 4251 bool *failedp = data; 4252 int count; 4253 Elf_Internal_Shdr *rel_hdr; 4254 unsigned int idx; 4255 4256 /* If we have already failed, don't do anything. */ 4257 if (*failedp) 4258 return; 4259 4260 if ((sec->flags & SEC_RELOC) == 0) 4261 return; 4262 4263 /* The linker backend writes the relocs out itself, and sets the 4264 reloc_count field to zero to inhibit writing them here. Also, 4265 sometimes the SEC_RELOC flag gets set even when there aren't any 4266 relocs. */ 4267 if (sec->reloc_count == 0) 4268 return; 4269 4270 /* We can combine up to three relocs that refer to the same address 4271 if the latter relocs have no associated symbol. */ 4272 count = 0; 4273 for (idx = 0; idx < sec->reloc_count; idx++) 4274 { 4275 bfd_vma addr; 4276 unsigned int i; 4277 4278 ++count; 4279 4280 addr = sec->orelocation[idx]->address; 4281 for (i = 0; i < 2; i++) 4282 { 4283 arelent *r; 4284 4285 if (idx + 1 >= sec->reloc_count) 4286 break; 4287 r = sec->orelocation[idx + 1]; 4288 if (r->address != addr 4289 || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) 4290 || (*r->sym_ptr_ptr)->value != 0) 4291 break; 4292 4293 /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ 4294 4295 ++idx; 4296 } 4297 } 4298 4299 rel_hdr = _bfd_elf_single_rel_hdr (sec); 4300 4301 /* Do the actual relocation. */ 4302 4303 if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rel)) 4304 mips_elf64_write_rel (abfd, sec, rel_hdr, &count, data); 4305 else if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rela)) 4306 mips_elf64_write_rela (abfd, sec, rel_hdr, &count, data); 4307 else 4308 BFD_ASSERT (0); 4309 } 4310 4311 static void 4312 mips_elf64_write_rel (bfd *abfd, asection *sec, 4313 Elf_Internal_Shdr *rel_hdr, 4314 int *count, void *data) 4315 { 4316 bool *failedp = data; 4317 Elf64_Mips_External_Rel *ext_rel; 4318 unsigned int idx; 4319 asymbol *last_sym = 0; 4320 int last_sym_idx = 0; 4321 4322 rel_hdr->sh_size = rel_hdr->sh_entsize * *count; 4323 rel_hdr->contents = bfd_alloc (abfd, rel_hdr->sh_size); 4324 if (rel_hdr->contents == NULL) 4325 { 4326 *failedp = true; 4327 return; 4328 } 4329 4330 ext_rel = (Elf64_Mips_External_Rel *) rel_hdr->contents; 4331 for (idx = 0; idx < sec->reloc_count; idx++, ext_rel++) 4332 { 4333 arelent *ptr; 4334 Elf64_Mips_Internal_Rela int_rel; 4335 asymbol *sym; 4336 int n; 4337 unsigned int i; 4338 4339 ptr = sec->orelocation[idx]; 4340 4341 /* The address of an ELF reloc is section relative for an object 4342 file, and absolute for an executable file or shared library. 4343 The address of a BFD reloc is always section relative. */ 4344 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) 4345 int_rel.r_offset = ptr->address; 4346 else 4347 int_rel.r_offset = ptr->address + sec->vma; 4348 4349 sym = *ptr->sym_ptr_ptr; 4350 if (sym == last_sym) 4351 n = last_sym_idx; 4352 else if (bfd_is_abs_section (sym->section) && sym->value == 0) 4353 n = STN_UNDEF; 4354 else 4355 { 4356 last_sym = sym; 4357 n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym); 4358 if (n < 0) 4359 { 4360 *failedp = true; 4361 return; 4362 } 4363 last_sym_idx = n; 4364 } 4365 4366 int_rel.r_sym = n; 4367 int_rel.r_ssym = RSS_UNDEF; 4368 4369 if ((*ptr->sym_ptr_ptr)->the_bfd != NULL 4370 && (*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec 4371 && ! _bfd_elf_validate_reloc (abfd, ptr)) 4372 { 4373 *failedp = true; 4374 return; 4375 } 4376 4377 int_rel.r_type = ptr->howto->type; 4378 int_rel.r_type2 = (int) R_MIPS_NONE; 4379 int_rel.r_type3 = (int) R_MIPS_NONE; 4380 4381 for (i = 0; i < 2; i++) 4382 { 4383 arelent *r; 4384 4385 if (idx + 1 >= sec->reloc_count) 4386 break; 4387 r = sec->orelocation[idx + 1]; 4388 if (r->address != ptr->address 4389 || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) 4390 || (*r->sym_ptr_ptr)->value != 0) 4391 break; 4392 4393 /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ 4394 4395 if (i == 0) 4396 int_rel.r_type2 = r->howto->type; 4397 else 4398 int_rel.r_type3 = r->howto->type; 4399 4400 ++idx; 4401 } 4402 4403 mips_elf64_swap_reloc_out (abfd, &int_rel, ext_rel); 4404 } 4405 4406 BFD_ASSERT (ext_rel - (Elf64_Mips_External_Rel *) rel_hdr->contents 4407 == *count); 4408 } 4409 4410 static void 4411 mips_elf64_write_rela (bfd *abfd, asection *sec, 4412 Elf_Internal_Shdr *rela_hdr, 4413 int *count, void *data) 4414 { 4415 bool *failedp = data; 4416 Elf64_Mips_External_Rela *ext_rela; 4417 unsigned int idx; 4418 asymbol *last_sym = 0; 4419 int last_sym_idx = 0; 4420 4421 rela_hdr->sh_size = rela_hdr->sh_entsize * *count; 4422 rela_hdr->contents = bfd_alloc (abfd, rela_hdr->sh_size); 4423 if (rela_hdr->contents == NULL) 4424 { 4425 *failedp = true; 4426 return; 4427 } 4428 4429 ext_rela = (Elf64_Mips_External_Rela *) rela_hdr->contents; 4430 for (idx = 0; idx < sec->reloc_count; idx++, ext_rela++) 4431 { 4432 arelent *ptr; 4433 Elf64_Mips_Internal_Rela int_rela; 4434 asymbol *sym; 4435 int n; 4436 unsigned int i; 4437 4438 ptr = sec->orelocation[idx]; 4439 4440 /* The address of an ELF reloc is section relative for an object 4441 file, and absolute for an executable file or shared library. 4442 The address of a BFD reloc is always section relative. */ 4443 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) 4444 int_rela.r_offset = ptr->address; 4445 else 4446 int_rela.r_offset = ptr->address + sec->vma; 4447 4448 sym = *ptr->sym_ptr_ptr; 4449 if (sym == last_sym) 4450 n = last_sym_idx; 4451 else if (bfd_is_abs_section (sym->section) && sym->value == 0) 4452 n = STN_UNDEF; 4453 else 4454 { 4455 last_sym = sym; 4456 n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym); 4457 if (n < 0) 4458 { 4459 *failedp = true; 4460 return; 4461 } 4462 last_sym_idx = n; 4463 } 4464 4465 int_rela.r_sym = n; 4466 int_rela.r_addend = ptr->addend; 4467 int_rela.r_ssym = RSS_UNDEF; 4468 4469 if ((*ptr->sym_ptr_ptr)->the_bfd != NULL 4470 && (*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec 4471 && ! _bfd_elf_validate_reloc (abfd, ptr)) 4472 { 4473 *failedp = true; 4474 return; 4475 } 4476 4477 int_rela.r_type = ptr->howto->type; 4478 int_rela.r_type2 = (int) R_MIPS_NONE; 4479 int_rela.r_type3 = (int) R_MIPS_NONE; 4480 4481 for (i = 0; i < 2; i++) 4482 { 4483 arelent *r; 4484 4485 if (idx + 1 >= sec->reloc_count) 4486 break; 4487 r = sec->orelocation[idx + 1]; 4488 if (r->address != ptr->address 4489 || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) 4490 || (*r->sym_ptr_ptr)->value != 0) 4491 break; 4492 4493 /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ 4494 4495 if (i == 0) 4496 int_rela.r_type2 = r->howto->type; 4497 else 4498 int_rela.r_type3 = r->howto->type; 4499 4500 ++idx; 4501 } 4502 4503 mips_elf64_swap_reloca_out (abfd, &int_rela, ext_rela); 4504 } 4505 4506 BFD_ASSERT (ext_rela - (Elf64_Mips_External_Rela *) rela_hdr->contents 4507 == *count); 4508 } 4509 4510 /* Set the right machine number for a MIPS ELF file. */ 4512 4513 static bool 4514 mips_elf64_object_p (bfd *abfd) 4515 { 4516 unsigned long mach; 4517 4518 /* Irix 6 is broken. Object file symbol tables are not always 4519 sorted correctly such that local symbols precede global symbols, 4520 and the sh_info field in the symbol table is not always right. */ 4521 if (elf64_mips_irix_compat (abfd) != ict_none) 4522 elf_bad_symtab (abfd) = true; 4523 4524 mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags); 4525 bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach); 4526 return true; 4527 } 4528 4529 /* MIPS ELF local labels start with "$L". */ 4531 static bool 4532 mips_elf64_is_local_label_name (bfd *abfd, const char *name) 4533 { 4534 if (name[0] == '$' && name[1] == 'L') 4535 return true; 4536 4537 /* We accept the generic ELF local label syntax as well. */ 4538 return _bfd_elf_is_local_label_name (abfd, name); 4539 } 4540 4541 /* Depending on the target vector we generate some version of Irix 4543 executables or "normal" MIPS ELF ABI executables. */ 4544 static irix_compat_t 4545 elf64_mips_irix_compat (bfd *abfd) 4546 { 4547 if ((abfd->xvec == &mips_elf64_be_vec) 4548 || (abfd->xvec == &mips_elf64_le_vec)) 4549 return ict_irix6; 4550 else 4551 return ict_none; 4552 } 4553 4554 /* Support for core dump NOTE sections. */ 4556 static bool 4557 elf64_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) 4558 { 4559 int offset; 4560 unsigned int size; 4561 4562 switch (note->descsz) 4563 { 4564 default: 4565 return false; 4566 4567 case 480: /* Linux/MIPS - N64 kernel */ 4568 /* pr_cursig */ 4569 elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12); 4570 4571 /* pr_pid */ 4572 elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 32); 4573 4574 /* pr_reg */ 4575 offset = 112; 4576 size = 360; 4577 4578 break; 4579 } 4580 4581 /* Make a ".reg/999" section. */ 4582 return _bfd_elfcore_make_pseudosection (abfd, ".reg", 4583 size, note->descpos + offset); 4584 } 4585 4586 static bool 4587 elf64_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) 4588 { 4589 switch (note->descsz) 4590 { 4591 default: 4592 return false; 4593 4594 case 136: /* Linux/MIPS - N64 kernel elf_prpsinfo */ 4595 elf_tdata (abfd)->core->pid 4596 = bfd_get_32 (abfd, note->descdata + 24); 4597 elf_tdata (abfd)->core->program 4598 = _bfd_elfcore_strndup (abfd, note->descdata + 40, 16); 4599 elf_tdata (abfd)->core->command 4600 = _bfd_elfcore_strndup (abfd, note->descdata + 56, 80); 4601 } 4602 4603 /* Note that for some reason, a spurious space is tacked 4604 onto the end of the args in some (at least one anyway) 4605 implementations, so strip it off if it exists. */ 4606 4607 { 4608 char *command = elf_tdata (abfd)->core->command; 4609 int n = strlen (command); 4610 4611 if (0 < n && command[n - 1] == ' ') 4612 command[n - 1] = '\0'; 4613 } 4614 4615 return true; 4616 } 4617 4618 /* Write Linux core PRSTATUS note into core file. */ 4619 4620 static char * 4621 elf64_mips_write_core_note (bfd *abfd, char *buf, int *bufsiz, int note_type, 4622 ...) 4623 { 4624 switch (note_type) 4625 { 4626 default: 4627 return NULL; 4628 4629 case NT_PRPSINFO: 4630 BFD_FAIL (); 4631 return NULL; 4632 4633 case NT_PRSTATUS: 4634 { 4635 char data[480]; 4636 va_list ap; 4637 long pid; 4638 int cursig; 4639 const void *greg; 4640 4641 va_start (ap, note_type); 4642 memset (data, 0, 112); 4643 pid = va_arg (ap, long); 4644 bfd_put_32 (abfd, pid, data + 32); 4645 cursig = va_arg (ap, int); 4646 bfd_put_16 (abfd, cursig, data + 12); 4647 greg = va_arg (ap, const void *); 4648 memcpy (data + 112, greg, 360); 4649 memset (data + 472, 0, 8); 4650 va_end (ap); 4651 return elfcore_write_note (abfd, buf, bufsiz, 4652 "CORE", note_type, data, sizeof (data)); 4653 } 4654 } 4655 } 4656 4657 /* ECOFF swapping routines. These are used when dealing with the 4659 .mdebug section, which is in the ECOFF debugging format. */ 4660 static const struct ecoff_debug_swap mips_elf64_ecoff_debug_swap = 4661 { 4662 /* Symbol table magic number. */ 4663 magicSym2, 4664 /* Alignment of debugging information. E.g., 4. */ 4665 8, 4666 /* Sizes of external symbolic information. */ 4667 sizeof (struct hdr_ext), 4668 sizeof (struct dnr_ext), 4669 sizeof (struct pdr_ext), 4670 sizeof (struct sym_ext), 4671 sizeof (struct opt_ext), 4672 sizeof (struct fdr_ext), 4673 sizeof (struct rfd_ext), 4674 sizeof (struct ext_ext), 4675 /* Functions to swap in external symbolic data. */ 4676 ecoff_swap_hdr_in, 4677 ecoff_swap_dnr_in, 4678 ecoff_swap_pdr_in, 4679 ecoff_swap_sym_in, 4680 ecoff_swap_opt_in, 4681 ecoff_swap_fdr_in, 4682 ecoff_swap_rfd_in, 4683 ecoff_swap_ext_in, 4684 _bfd_ecoff_swap_tir_in, 4685 _bfd_ecoff_swap_rndx_in, 4686 /* Functions to swap out external symbolic data. */ 4687 ecoff_swap_hdr_out, 4688 ecoff_swap_dnr_out, 4689 ecoff_swap_pdr_out, 4690 ecoff_swap_sym_out, 4691 ecoff_swap_opt_out, 4692 ecoff_swap_fdr_out, 4693 ecoff_swap_rfd_out, 4694 ecoff_swap_ext_out, 4695 _bfd_ecoff_swap_tir_out, 4696 _bfd_ecoff_swap_rndx_out, 4697 /* Function to read in symbolic data. */ 4698 _bfd_mips_elf_read_ecoff_info 4699 }; 4700 4701 /* Relocations in the 64 bit MIPS ELF ABI are more complex than in 4703 standard ELF. This structure is used to redirect the relocation 4704 handling routines. */ 4705 4706 const struct elf_size_info mips_elf64_size_info = 4707 { 4708 sizeof (Elf64_External_Ehdr), 4709 sizeof (Elf64_External_Phdr), 4710 sizeof (Elf64_External_Shdr), 4711 sizeof (Elf64_Mips_External_Rel), 4712 sizeof (Elf64_Mips_External_Rela), 4713 sizeof (Elf64_External_Sym), 4714 sizeof (Elf64_External_Dyn), 4715 sizeof (Elf_External_Note), 4716 4, /* hash-table entry size */ 4717 3, /* internal relocations per external relocations */ 4718 64, /* arch_size */ 4719 3, /* log_file_align */ 4720 ELFCLASS64, 4721 EV_CURRENT, 4722 bfd_elf64_write_out_phdrs, 4723 bfd_elf64_write_shdrs_and_ehdr, 4724 bfd_elf64_checksum_contents, 4725 mips_elf64_write_relocs, 4726 bfd_elf64_swap_symbol_in, 4727 bfd_elf64_swap_symbol_out, 4728 mips_elf64_slurp_reloc_table, 4729 bfd_elf64_slurp_symbol_table, 4730 bfd_elf64_swap_dyn_in, 4731 bfd_elf64_swap_dyn_out, 4732 mips_elf64_be_swap_reloc_in, 4733 mips_elf64_be_swap_reloc_out, 4734 mips_elf64_be_swap_reloca_in, 4735 mips_elf64_be_swap_reloca_out 4736 }; 4737 4738 #define ELF_ARCH bfd_arch_mips 4739 #define ELF_TARGET_ID MIPS_ELF_DATA 4740 #define ELF_MACHINE_CODE EM_MIPS 4741 4742 #define elf_backend_collect true 4743 #define elf_backend_type_change_ok true 4744 #define elf_backend_can_gc_sections true 4745 #define elf_backend_gc_mark_extra_sections \ 4746 _bfd_mips_elf_gc_mark_extra_sections 4747 #define elf_info_to_howto mips_elf64_info_to_howto_rela 4748 #define elf_info_to_howto_rel mips_elf64_info_to_howto_rela 4749 #define elf_backend_object_p mips_elf64_object_p 4750 #define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing 4751 #define elf_backend_section_processing _bfd_mips_elf_section_processing 4752 #define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr 4753 #define elf_backend_fake_sections _bfd_mips_elf_fake_sections 4754 #define elf_backend_section_from_bfd_section \ 4755 _bfd_mips_elf_section_from_bfd_section 4756 #define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook 4757 #define elf_backend_link_output_symbol_hook \ 4758 _bfd_mips_elf_link_output_symbol_hook 4759 #define elf_backend_create_dynamic_sections \ 4760 _bfd_mips_elf_create_dynamic_sections 4761 #define elf_backend_check_relocs _bfd_mips_elf_check_relocs 4762 #define elf_backend_merge_symbol_attribute \ 4763 _bfd_mips_elf_merge_symbol_attribute 4764 #define elf_backend_get_target_dtag _bfd_mips_elf_get_target_dtag 4765 #define elf_backend_adjust_dynamic_symbol \ 4766 _bfd_mips_elf_adjust_dynamic_symbol 4767 #define elf_backend_always_size_sections \ 4768 _bfd_mips_elf_always_size_sections 4769 #define elf_backend_size_dynamic_sections \ 4770 _bfd_mips_elf_size_dynamic_sections 4771 #define elf_backend_init_index_section _bfd_elf_init_1_index_section 4772 #define elf_backend_relocate_section _bfd_mips_elf_relocate_section 4773 #define elf_backend_finish_dynamic_symbol \ 4774 _bfd_mips_elf_finish_dynamic_symbol 4775 #define elf_backend_finish_dynamic_sections \ 4776 _bfd_mips_elf_finish_dynamic_sections 4777 #define elf_backend_final_write_processing \ 4778 _bfd_mips_elf_final_write_processing 4779 #define elf_backend_additional_program_headers \ 4780 _bfd_mips_elf_additional_program_headers 4781 #define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map 4782 #define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook 4783 #define elf_backend_copy_indirect_symbol \ 4784 _bfd_mips_elf_copy_indirect_symbol 4785 #define elf_backend_hide_symbol _bfd_mips_elf_hide_symbol 4786 #define elf_backend_ignore_discarded_relocs \ 4787 _bfd_mips_elf_ignore_discarded_relocs 4788 #define elf_backend_mips_irix_compat elf64_mips_irix_compat 4789 #define elf_backend_mips_rtype_to_howto mips_elf64_rtype_to_howto 4790 #define elf_backend_ecoff_debug_swap &mips_elf64_ecoff_debug_swap 4791 #define elf_backend_size_info mips_elf64_size_info 4792 4793 #define elf_backend_grok_prstatus elf64_mips_grok_prstatus 4794 #define elf_backend_grok_psinfo elf64_mips_grok_psinfo 4795 4796 #define elf_backend_got_header_size (8 * MIPS_RESERVED_GOTNO) 4797 #define elf_backend_want_dynrelro 1 4798 4799 /* MIPS ELF64 can use a mixture of REL and RELA, but some Relocations 4800 work better/work only in RELA, so we default to this. */ 4801 #define elf_backend_may_use_rel_p 1 4802 #define elf_backend_may_use_rela_p 1 4803 #define elf_backend_default_use_rela_p 1 4804 #define elf_backend_rela_plts_and_copies_p 0 4805 #define elf_backend_plt_readonly 1 4806 #define elf_backend_plt_sym_val _bfd_mips_elf_plt_sym_val 4807 4808 #define elf_backend_sign_extend_vma true 4809 4810 #define elf_backend_write_section _bfd_mips_elf_write_section 4811 #define elf_backend_sort_relocs_p _bfd_mips_elf_sort_relocs_p 4812 4813 #define bfd_elf64_bfd_is_local_label_name \ 4814 mips_elf64_is_local_label_name 4815 #define bfd_elf64_bfd_is_target_special_symbol \ 4816 _bfd_mips_elf_is_target_special_symbol 4817 #define bfd_elf64_find_nearest_line _bfd_mips_elf_find_nearest_line 4818 #define bfd_elf64_find_inliner_info _bfd_mips_elf_find_inliner_info 4819 #define bfd_elf64_new_section_hook _bfd_mips_elf_new_section_hook 4820 #define bfd_elf64_set_section_contents _bfd_mips_elf_set_section_contents 4821 #define bfd_elf64_bfd_get_relocated_section_contents \ 4822 _bfd_elf_mips_get_relocated_section_contents 4823 #define bfd_elf64_bfd_link_hash_table_create \ 4824 _bfd_mips_elf_link_hash_table_create 4825 #define bfd_elf64_bfd_final_link _bfd_mips_elf_final_link 4826 #define bfd_elf64_bfd_merge_private_bfd_data \ 4827 _bfd_mips_elf_merge_private_bfd_data 4828 #define bfd_elf64_bfd_set_private_flags _bfd_mips_elf_set_private_flags 4829 #define bfd_elf64_bfd_print_private_bfd_data \ 4830 _bfd_mips_elf_print_private_bfd_data 4831 4832 #define bfd_elf64_get_dynamic_reloc_upper_bound mips_elf64_get_dynamic_reloc_upper_bound 4833 #define bfd_elf64_mkobject _bfd_mips_elf_mkobject 4834 4835 /* The SGI style (n)64 NewABI. */ 4836 #define TARGET_LITTLE_SYM mips_elf64_le_vec 4837 #define TARGET_LITTLE_NAME "elf64-littlemips" 4838 #define TARGET_BIG_SYM mips_elf64_be_vec 4839 #define TARGET_BIG_NAME "elf64-bigmips" 4840 4841 #define ELF_MAXPAGESIZE 0x10000 4842 #define ELF_COMMONPAGESIZE 0x1000 4843 4844 #include "elf64-target.h" 4845 4846 /* The SYSV-style 'traditional' (n)64 NewABI. */ 4847 #undef TARGET_LITTLE_SYM 4848 #undef TARGET_LITTLE_NAME 4849 #undef TARGET_BIG_SYM 4850 #undef TARGET_BIG_NAME 4851 4852 #undef ELF_MAXPAGESIZE 4853 #undef ELF_COMMONPAGESIZE 4854 4855 #define TARGET_LITTLE_SYM mips_elf64_trad_le_vec 4856 #define TARGET_LITTLE_NAME "elf64-tradlittlemips" 4857 #define TARGET_BIG_SYM mips_elf64_trad_be_vec 4858 #define TARGET_BIG_NAME "elf64-tradbigmips" 4859 4860 #define ELF_MAXPAGESIZE 0x10000 4861 #define ELF_COMMONPAGESIZE 0x1000 4862 #define elf64_bed elf64_tradbed 4863 4864 #undef elf_backend_write_core_note 4865 #define elf_backend_write_core_note elf64_mips_write_core_note 4866 4867 /* Include the target file again for this target. */ 4868 #include "elf64-target.h" 4869 4870 4871 /* FreeBSD support. */ 4872 4873 #undef TARGET_LITTLE_SYM 4874 #undef TARGET_LITTLE_NAME 4875 #undef TARGET_BIG_SYM 4876 #undef TARGET_BIG_NAME 4877 4878 #define TARGET_LITTLE_SYM mips_elf64_tradfbsd_le_vec 4879 #define TARGET_LITTLE_NAME "elf64-tradlittlemips-freebsd" 4880 #define TARGET_BIG_SYM mips_elf64_tradfbsd_be_vec 4881 #define TARGET_BIG_NAME "elf64-tradbigmips-freebsd" 4882 4883 #undef ELF_OSABI 4884 #define ELF_OSABI ELFOSABI_FREEBSD 4885 4886 #undef elf64_bed 4887 #define elf64_bed elf64_fbsd_tradbed 4888 4889 #undef elf64_mips_write_core_note 4890 4891 #include "elf64-target.h" 4892
Indexes created Sun Oct 25 00:26:45 UTC 2026