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@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 irix_compat_t elf64_mips_irix_compat 115 (bfd *); 116 static bool elf64_mips_grok_prstatus 117 (bfd *, Elf_Internal_Note *); 118 static bool elf64_mips_grok_psinfo 119 (bfd *, Elf_Internal_Note *); 120 121 extern const bfd_target mips_elf64_be_vec; 122 extern const bfd_target mips_elf64_le_vec; 123 124 /* In case we're on a 32-bit machine, construct a 64-bit "-1" value 125 from smaller values. Start with zero, widen, *then* decrement. */ 126 #define MINUS_ONE (((bfd_vma)0) - 1) 127 128 /* The number of local .got entries we reserve. */ 129 #define MIPS_RESERVED_GOTNO (2) 130 131 /* The relocation table used for SHT_REL sections. */ 132 133 static reloc_howto_type mips_elf64_howto_table_rel[] = 134 { 135 /* No relocation. */ 136 HOWTO (R_MIPS_NONE, /* type */ 137 0, /* rightshift */ 138 0, /* size */ 139 0, /* bitsize */ 140 false, /* pc_relative */ 141 0, /* bitpos */ 142 complain_overflow_dont, /* complain_on_overflow */ 143 _bfd_mips_elf_generic_reloc, /* special_function */ 144 "R_MIPS_NONE", /* name */ 145 false, /* partial_inplace */ 146 0, /* src_mask */ 147 0, /* dst_mask */ 148 false), /* pcrel_offset */ 149 150 /* 16 bit relocation. */ 151 HOWTO (R_MIPS_16, /* type */ 152 0, /* rightshift */ 153 4, /* size */ 154 16, /* bitsize */ 155 false, /* pc_relative */ 156 0, /* bitpos */ 157 complain_overflow_signed, /* complain_on_overflow */ 158 _bfd_mips_elf_generic_reloc, /* special_function */ 159 "R_MIPS_16", /* name */ 160 true, /* partial_inplace */ 161 0x0000ffff, /* src_mask */ 162 0x0000ffff, /* dst_mask */ 163 false), /* pcrel_offset */ 164 165 /* 32 bit relocation. */ 166 HOWTO (R_MIPS_32, /* type */ 167 0, /* rightshift */ 168 4, /* size */ 169 32, /* bitsize */ 170 false, /* pc_relative */ 171 0, /* bitpos */ 172 complain_overflow_dont, /* complain_on_overflow */ 173 _bfd_mips_elf_generic_reloc, /* special_function */ 174 "R_MIPS_32", /* name */ 175 true, /* partial_inplace */ 176 0xffffffff, /* src_mask */ 177 0xffffffff, /* dst_mask */ 178 false), /* pcrel_offset */ 179 180 /* 32 bit symbol relative relocation. */ 181 HOWTO (R_MIPS_REL32, /* type */ 182 0, /* rightshift */ 183 4, /* size */ 184 32, /* bitsize */ 185 false, /* pc_relative */ 186 0, /* bitpos */ 187 complain_overflow_dont, /* complain_on_overflow */ 188 _bfd_mips_elf_generic_reloc, /* special_function */ 189 "R_MIPS_REL32", /* name */ 190 true, /* partial_inplace */ 191 0xffffffff, /* src_mask */ 192 0xffffffff, /* dst_mask */ 193 false), /* pcrel_offset */ 194 195 /* 26 bit jump address. */ 196 HOWTO (R_MIPS_26, /* type */ 197 2, /* rightshift */ 198 4, /* size */ 199 26, /* bitsize */ 200 false, /* pc_relative */ 201 0, /* bitpos */ 202 complain_overflow_dont, /* complain_on_overflow */ 203 /* This needs complex overflow 204 detection, because the upper 36 205 bits must match the PC + 4. */ 206 _bfd_mips_elf_generic_reloc, /* special_function */ 207 "R_MIPS_26", /* name */ 208 true, /* partial_inplace */ 209 0x03ffffff, /* src_mask */ 210 0x03ffffff, /* dst_mask */ 211 false), /* pcrel_offset */ 212 213 /* R_MIPS_HI16 and R_MIPS_LO16 are unsupported for NewABI REL. 214 However, the native IRIX6 tools use them, so we try our best. */ 215 216 /* High 16 bits of symbol value. */ 217 HOWTO (R_MIPS_HI16, /* type */ 218 16, /* rightshift */ 219 4, /* size */ 220 16, /* bitsize */ 221 false, /* pc_relative */ 222 0, /* bitpos */ 223 complain_overflow_dont, /* complain_on_overflow */ 224 _bfd_mips_elf_hi16_reloc, /* special_function */ 225 "R_MIPS_HI16", /* name */ 226 true, /* partial_inplace */ 227 0x0000ffff, /* src_mask */ 228 0x0000ffff, /* dst_mask */ 229 false), /* pcrel_offset */ 230 231 /* Low 16 bits of symbol value. */ 232 HOWTO (R_MIPS_LO16, /* type */ 233 0, /* rightshift */ 234 4, /* size */ 235 16, /* bitsize */ 236 false, /* pc_relative */ 237 0, /* bitpos */ 238 complain_overflow_dont, /* complain_on_overflow */ 239 _bfd_mips_elf_lo16_reloc, /* special_function */ 240 "R_MIPS_LO16", /* name */ 241 true, /* partial_inplace */ 242 0x0000ffff, /* src_mask */ 243 0x0000ffff, /* dst_mask */ 244 false), /* pcrel_offset */ 245 246 /* GP relative reference. */ 247 HOWTO (R_MIPS_GPREL16, /* type */ 248 0, /* rightshift */ 249 4, /* size */ 250 16, /* bitsize */ 251 false, /* pc_relative */ 252 0, /* bitpos */ 253 complain_overflow_signed, /* complain_on_overflow */ 254 mips_elf64_gprel16_reloc, /* special_function */ 255 "R_MIPS_GPREL16", /* name */ 256 true, /* partial_inplace */ 257 0x0000ffff, /* src_mask */ 258 0x0000ffff, /* dst_mask */ 259 false), /* pcrel_offset */ 260 261 /* Reference to literal section. */ 262 HOWTO (R_MIPS_LITERAL, /* type */ 263 0, /* rightshift */ 264 4, /* size */ 265 16, /* bitsize */ 266 false, /* pc_relative */ 267 0, /* bitpos */ 268 complain_overflow_signed, /* complain_on_overflow */ 269 mips_elf64_literal_reloc, /* special_function */ 270 "R_MIPS_LITERAL", /* name */ 271 true, /* partial_inplace */ 272 0x0000ffff, /* src_mask */ 273 0x0000ffff, /* dst_mask */ 274 false), /* pcrel_offset */ 275 276 /* Reference to global offset table. */ 277 HOWTO (R_MIPS_GOT16, /* type */ 278 0, /* rightshift */ 279 4, /* size */ 280 16, /* bitsize */ 281 false, /* pc_relative */ 282 0, /* bitpos */ 283 complain_overflow_signed, /* complain_on_overflow */ 284 _bfd_mips_elf_got16_reloc, /* special_function */ 285 "R_MIPS_GOT16", /* name */ 286 true, /* partial_inplace */ 287 0x0000ffff, /* src_mask */ 288 0x0000ffff, /* dst_mask */ 289 false), /* pcrel_offset */ 290 291 /* 16 bit PC relative reference. Note that the ABI document has a typo 292 and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. 293 We do the right thing here. */ 294 HOWTO (R_MIPS_PC16, /* type */ 295 2, /* rightshift */ 296 4, /* size */ 297 16, /* bitsize */ 298 true, /* pc_relative */ 299 0, /* bitpos */ 300 complain_overflow_signed, /* complain_on_overflow */ 301 _bfd_mips_elf_generic_reloc, /* special_function */ 302 "R_MIPS_PC16", /* name */ 303 true, /* partial_inplace */ 304 0x0000ffff, /* src_mask */ 305 0x0000ffff, /* dst_mask */ 306 true), /* pcrel_offset */ 307 308 /* 16 bit call through global offset table. */ 309 HOWTO (R_MIPS_CALL16, /* type */ 310 0, /* rightshift */ 311 4, /* size */ 312 16, /* bitsize */ 313 false, /* pc_relative */ 314 0, /* bitpos */ 315 complain_overflow_signed, /* complain_on_overflow */ 316 _bfd_mips_elf_generic_reloc, /* special_function */ 317 "R_MIPS_CALL16", /* name */ 318 true, /* partial_inplace */ 319 0x0000ffff, /* src_mask */ 320 0x0000ffff, /* dst_mask */ 321 false), /* pcrel_offset */ 322 323 /* 32 bit GP relative reference. */ 324 HOWTO (R_MIPS_GPREL32, /* type */ 325 0, /* rightshift */ 326 4, /* size */ 327 32, /* bitsize */ 328 false, /* pc_relative */ 329 0, /* bitpos */ 330 complain_overflow_dont, /* complain_on_overflow */ 331 mips_elf64_gprel32_reloc, /* special_function */ 332 "R_MIPS_GPREL32", /* name */ 333 true, /* partial_inplace */ 334 0xffffffff, /* src_mask */ 335 0xffffffff, /* dst_mask */ 336 false), /* pcrel_offset */ 337 338 EMPTY_HOWTO (13), 339 EMPTY_HOWTO (14), 340 EMPTY_HOWTO (15), 341 342 /* A 5 bit shift field. */ 343 HOWTO (R_MIPS_SHIFT5, /* type */ 344 0, /* rightshift */ 345 4, /* size */ 346 5, /* bitsize */ 347 false, /* pc_relative */ 348 6, /* bitpos */ 349 complain_overflow_bitfield, /* complain_on_overflow */ 350 _bfd_mips_elf_generic_reloc, /* special_function */ 351 "R_MIPS_SHIFT5", /* name */ 352 true, /* partial_inplace */ 353 0x000007c0, /* src_mask */ 354 0x000007c0, /* dst_mask */ 355 false), /* pcrel_offset */ 356 357 /* A 6 bit shift field. */ 358 HOWTO (R_MIPS_SHIFT6, /* type */ 359 0, /* rightshift */ 360 4, /* size */ 361 6, /* bitsize */ 362 false, /* pc_relative */ 363 6, /* bitpos */ 364 complain_overflow_bitfield, /* complain_on_overflow */ 365 mips_elf64_shift6_reloc, /* special_function */ 366 "R_MIPS_SHIFT6", /* name */ 367 true, /* partial_inplace */ 368 0x000007c4, /* src_mask */ 369 0x000007c4, /* dst_mask */ 370 false), /* pcrel_offset */ 371 372 /* 64 bit relocation. */ 373 HOWTO (R_MIPS_64, /* type */ 374 0, /* rightshift */ 375 8, /* size */ 376 64, /* bitsize */ 377 false, /* pc_relative */ 378 0, /* bitpos */ 379 complain_overflow_dont, /* complain_on_overflow */ 380 _bfd_mips_elf_generic_reloc, /* special_function */ 381 "R_MIPS_64", /* name */ 382 true, /* partial_inplace */ 383 MINUS_ONE, /* src_mask */ 384 MINUS_ONE, /* dst_mask */ 385 false), /* pcrel_offset */ 386 387 /* Displacement in the global offset table. */ 388 HOWTO (R_MIPS_GOT_DISP, /* type */ 389 0, /* rightshift */ 390 4, /* size */ 391 16, /* bitsize */ 392 false, /* pc_relative */ 393 0, /* bitpos */ 394 complain_overflow_signed, /* complain_on_overflow */ 395 _bfd_mips_elf_generic_reloc, /* special_function */ 396 "R_MIPS_GOT_DISP", /* name */ 397 true, /* partial_inplace */ 398 0x0000ffff, /* src_mask */ 399 0x0000ffff, /* dst_mask */ 400 false), /* pcrel_offset */ 401 402 /* Displacement to page pointer in the global offset table. */ 403 HOWTO (R_MIPS_GOT_PAGE, /* type */ 404 0, /* rightshift */ 405 4, /* size */ 406 16, /* bitsize */ 407 false, /* pc_relative */ 408 0, /* bitpos */ 409 complain_overflow_signed, /* complain_on_overflow */ 410 _bfd_mips_elf_generic_reloc, /* special_function */ 411 "R_MIPS_GOT_PAGE", /* name */ 412 true, /* partial_inplace */ 413 0x0000ffff, /* src_mask */ 414 0x0000ffff, /* dst_mask */ 415 false), /* pcrel_offset */ 416 417 /* Offset from page pointer in the global offset table. */ 418 HOWTO (R_MIPS_GOT_OFST, /* type */ 419 0, /* rightshift */ 420 4, /* size */ 421 16, /* bitsize */ 422 false, /* pc_relative */ 423 0, /* bitpos */ 424 complain_overflow_signed, /* complain_on_overflow */ 425 _bfd_mips_elf_generic_reloc, /* special_function */ 426 "R_MIPS_GOT_OFST", /* name */ 427 true, /* partial_inplace */ 428 0x0000ffff, /* src_mask */ 429 0x0000ffff, /* dst_mask */ 430 false), /* pcrel_offset */ 431 432 /* High 16 bits of displacement in global offset table. */ 433 HOWTO (R_MIPS_GOT_HI16, /* type */ 434 0, /* rightshift */ 435 4, /* size */ 436 16, /* bitsize */ 437 false, /* pc_relative */ 438 0, /* bitpos */ 439 complain_overflow_dont, /* complain_on_overflow */ 440 _bfd_mips_elf_generic_reloc, /* special_function */ 441 "R_MIPS_GOT_HI16", /* name */ 442 true, /* partial_inplace */ 443 0x0000ffff, /* src_mask */ 444 0x0000ffff, /* dst_mask */ 445 false), /* pcrel_offset */ 446 447 /* Low 16 bits of displacement in global offset table. */ 448 HOWTO (R_MIPS_GOT_LO16, /* type */ 449 0, /* rightshift */ 450 4, /* size */ 451 16, /* bitsize */ 452 false, /* pc_relative */ 453 0, /* bitpos */ 454 complain_overflow_dont, /* complain_on_overflow */ 455 _bfd_mips_elf_generic_reloc, /* special_function */ 456 "R_MIPS_GOT_LO16", /* name */ 457 true, /* partial_inplace */ 458 0x0000ffff, /* src_mask */ 459 0x0000ffff, /* dst_mask */ 460 false), /* pcrel_offset */ 461 462 /* 64 bit subtraction. */ 463 HOWTO (R_MIPS_SUB, /* type */ 464 0, /* rightshift */ 465 8, /* size */ 466 64, /* bitsize */ 467 false, /* pc_relative */ 468 0, /* bitpos */ 469 complain_overflow_dont, /* complain_on_overflow */ 470 _bfd_mips_elf_generic_reloc, /* special_function */ 471 "R_MIPS_SUB", /* name */ 472 true, /* partial_inplace */ 473 MINUS_ONE, /* src_mask */ 474 MINUS_ONE, /* dst_mask */ 475 false), /* pcrel_offset */ 476 477 /* Insert the addend as an instruction. */ 478 /* FIXME: Not handled correctly. */ 479 HOWTO (R_MIPS_INSERT_A, /* type */ 480 0, /* rightshift */ 481 4, /* size */ 482 32, /* bitsize */ 483 false, /* pc_relative */ 484 0, /* bitpos */ 485 complain_overflow_dont, /* complain_on_overflow */ 486 _bfd_mips_elf_generic_reloc, /* special_function */ 487 "R_MIPS_INSERT_A", /* name */ 488 true, /* partial_inplace */ 489 0xffffffff, /* src_mask */ 490 0xffffffff, /* dst_mask */ 491 false), /* pcrel_offset */ 492 493 /* Insert the addend as an instruction, and change all relocations 494 to refer to the old instruction at the address. */ 495 /* FIXME: Not handled correctly. */ 496 HOWTO (R_MIPS_INSERT_B, /* type */ 497 0, /* rightshift */ 498 4, /* size */ 499 32, /* bitsize */ 500 false, /* pc_relative */ 501 0, /* bitpos */ 502 complain_overflow_dont, /* complain_on_overflow */ 503 _bfd_mips_elf_generic_reloc, /* special_function */ 504 "R_MIPS_INSERT_B", /* name */ 505 true, /* partial_inplace */ 506 0xffffffff, /* src_mask */ 507 0xffffffff, /* dst_mask */ 508 false), /* pcrel_offset */ 509 510 /* Delete a 32 bit instruction. */ 511 /* FIXME: Not handled correctly. */ 512 HOWTO (R_MIPS_DELETE, /* type */ 513 0, /* rightshift */ 514 4, /* size */ 515 32, /* bitsize */ 516 false, /* pc_relative */ 517 0, /* bitpos */ 518 complain_overflow_dont, /* complain_on_overflow */ 519 _bfd_mips_elf_generic_reloc, /* special_function */ 520 "R_MIPS_DELETE", /* name */ 521 true, /* partial_inplace */ 522 0xffffffff, /* src_mask */ 523 0xffffffff, /* dst_mask */ 524 false), /* pcrel_offset */ 525 526 /* The MIPS ELF64 ABI Draft wants us to support these for REL relocations. 527 We don't, because 528 a) It means building the addend from a R_MIPS_HIGHEST/R_MIPS_HIGHER/ 529 R_MIPS_HI16/R_MIPS_LO16 sequence with varying ordering, using 530 fallable heuristics. 531 b) No other NewABI toolchain actually emits such relocations. */ 532 EMPTY_HOWTO (R_MIPS_HIGHER), 533 EMPTY_HOWTO (R_MIPS_HIGHEST), 534 535 /* High 16 bits of displacement in global offset table. */ 536 HOWTO (R_MIPS_CALL_HI16, /* type */ 537 0, /* rightshift */ 538 4, /* size */ 539 16, /* bitsize */ 540 false, /* pc_relative */ 541 0, /* bitpos */ 542 complain_overflow_dont, /* complain_on_overflow */ 543 _bfd_mips_elf_generic_reloc, /* special_function */ 544 "R_MIPS_CALL_HI16", /* name */ 545 true, /* partial_inplace */ 546 0x0000ffff, /* src_mask */ 547 0x0000ffff, /* dst_mask */ 548 false), /* pcrel_offset */ 549 550 /* Low 16 bits of displacement in global offset table. */ 551 HOWTO (R_MIPS_CALL_LO16, /* type */ 552 0, /* rightshift */ 553 4, /* size */ 554 16, /* bitsize */ 555 false, /* pc_relative */ 556 0, /* bitpos */ 557 complain_overflow_dont, /* complain_on_overflow */ 558 _bfd_mips_elf_generic_reloc, /* special_function */ 559 "R_MIPS_CALL_LO16", /* name */ 560 true, /* partial_inplace */ 561 0x0000ffff, /* src_mask */ 562 0x0000ffff, /* dst_mask */ 563 false), /* pcrel_offset */ 564 565 /* Section displacement, used by an associated event location section. */ 566 HOWTO (R_MIPS_SCN_DISP, /* type */ 567 0, /* rightshift */ 568 4, /* size */ 569 32, /* bitsize */ 570 false, /* pc_relative */ 571 0, /* bitpos */ 572 complain_overflow_dont, /* complain_on_overflow */ 573 _bfd_mips_elf_generic_reloc, /* special_function */ 574 "R_MIPS_SCN_DISP", /* name */ 575 true, /* partial_inplace */ 576 0xffffffff, /* src_mask */ 577 0xffffffff, /* dst_mask */ 578 false), /* pcrel_offset */ 579 580 HOWTO (R_MIPS_REL16, /* type */ 581 0, /* rightshift */ 582 2, /* size */ 583 16, /* bitsize */ 584 false, /* pc_relative */ 585 0, /* bitpos */ 586 complain_overflow_signed, /* complain_on_overflow */ 587 _bfd_mips_elf_generic_reloc, /* special_function */ 588 "R_MIPS_REL16", /* name */ 589 true, /* partial_inplace */ 590 0xffff, /* src_mask */ 591 0xffff, /* dst_mask */ 592 false), /* pcrel_offset */ 593 594 /* These two are obsolete. */ 595 EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), 596 EMPTY_HOWTO (R_MIPS_PJUMP), 597 598 /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. 599 It must be used for multigot GOT's (and only there). */ 600 HOWTO (R_MIPS_RELGOT, /* type */ 601 0, /* rightshift */ 602 4, /* size */ 603 32, /* bitsize */ 604 false, /* pc_relative */ 605 0, /* bitpos */ 606 complain_overflow_dont, /* complain_on_overflow */ 607 _bfd_mips_elf_generic_reloc, /* special_function */ 608 "R_MIPS_RELGOT", /* name */ 609 true, /* partial_inplace */ 610 0xffffffff, /* src_mask */ 611 0xffffffff, /* dst_mask */ 612 false), /* pcrel_offset */ 613 614 /* Protected jump conversion. This is an optimization hint. No 615 relocation is required for correctness. */ 616 HOWTO (R_MIPS_JALR, /* type */ 617 0, /* rightshift */ 618 4, /* size */ 619 32, /* bitsize */ 620 false, /* pc_relative */ 621 0, /* bitpos */ 622 complain_overflow_dont, /* complain_on_overflow */ 623 _bfd_mips_elf_generic_reloc, /* special_function */ 624 "R_MIPS_JALR", /* name */ 625 false, /* partial_inplace */ 626 0, /* src_mask */ 627 0x00000000, /* dst_mask */ 628 false), /* pcrel_offset */ 629 630 /* TLS relocations. */ 631 EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32), 632 EMPTY_HOWTO (R_MIPS_TLS_DTPREL32), 633 634 HOWTO (R_MIPS_TLS_DTPMOD64, /* type */ 635 0, /* rightshift */ 636 8, /* size */ 637 64, /* bitsize */ 638 false, /* pc_relative */ 639 0, /* bitpos */ 640 complain_overflow_dont, /* complain_on_overflow */ 641 _bfd_mips_elf_generic_reloc, /* special_function */ 642 "R_MIPS_TLS_DTPMOD64", /* name */ 643 true, /* partial_inplace */ 644 MINUS_ONE, /* src_mask */ 645 MINUS_ONE, /* dst_mask */ 646 false), /* pcrel_offset */ 647 648 HOWTO (R_MIPS_TLS_DTPREL64, /* type */ 649 0, /* rightshift */ 650 8, /* size */ 651 64, /* bitsize */ 652 false, /* pc_relative */ 653 0, /* bitpos */ 654 complain_overflow_dont, /* complain_on_overflow */ 655 _bfd_mips_elf_generic_reloc, /* special_function */ 656 "R_MIPS_TLS_DTPREL64", /* name */ 657 true, /* partial_inplace */ 658 MINUS_ONE, /* src_mask */ 659 MINUS_ONE, /* dst_mask */ 660 false), /* pcrel_offset */ 661 662 /* TLS general dynamic variable reference. */ 663 HOWTO (R_MIPS_TLS_GD, /* type */ 664 0, /* rightshift */ 665 4, /* size */ 666 16, /* bitsize */ 667 false, /* pc_relative */ 668 0, /* bitpos */ 669 complain_overflow_signed, /* complain_on_overflow */ 670 _bfd_mips_elf_generic_reloc, /* special_function */ 671 "R_MIPS_TLS_GD", /* name */ 672 true, /* partial_inplace */ 673 0x0000ffff, /* src_mask */ 674 0x0000ffff, /* dst_mask */ 675 false), /* pcrel_offset */ 676 677 /* TLS local dynamic variable reference. */ 678 HOWTO (R_MIPS_TLS_LDM, /* type */ 679 0, /* rightshift */ 680 4, /* size */ 681 16, /* bitsize */ 682 false, /* pc_relative */ 683 0, /* bitpos */ 684 complain_overflow_signed, /* complain_on_overflow */ 685 _bfd_mips_elf_generic_reloc, /* special_function */ 686 "R_MIPS_TLS_LDM", /* name */ 687 true, /* partial_inplace */ 688 0x0000ffff, /* src_mask */ 689 0x0000ffff, /* dst_mask */ 690 false), /* pcrel_offset */ 691 692 /* TLS local dynamic offset. */ 693 HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */ 694 0, /* rightshift */ 695 4, /* size */ 696 16, /* bitsize */ 697 false, /* pc_relative */ 698 0, /* bitpos */ 699 complain_overflow_signed, /* complain_on_overflow */ 700 _bfd_mips_elf_generic_reloc, /* special_function */ 701 "R_MIPS_TLS_DTPREL_HI16", /* name */ 702 true, /* partial_inplace */ 703 0x0000ffff, /* src_mask */ 704 0x0000ffff, /* dst_mask */ 705 false), /* pcrel_offset */ 706 707 /* TLS local dynamic offset. */ 708 HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */ 709 0, /* rightshift */ 710 4, /* size */ 711 16, /* bitsize */ 712 false, /* pc_relative */ 713 0, /* bitpos */ 714 complain_overflow_signed, /* complain_on_overflow */ 715 _bfd_mips_elf_generic_reloc, /* special_function */ 716 "R_MIPS_TLS_DTPREL_LO16", /* name */ 717 true, /* partial_inplace */ 718 0x0000ffff, /* src_mask */ 719 0x0000ffff, /* dst_mask */ 720 false), /* pcrel_offset */ 721 722 /* TLS thread pointer offset. */ 723 HOWTO (R_MIPS_TLS_GOTTPREL, /* type */ 724 0, /* rightshift */ 725 4, /* size */ 726 16, /* bitsize */ 727 false, /* pc_relative */ 728 0, /* bitpos */ 729 complain_overflow_signed, /* complain_on_overflow */ 730 _bfd_mips_elf_generic_reloc, /* special_function */ 731 "R_MIPS_TLS_GOTTPREL", /* name */ 732 true, /* partial_inplace */ 733 0x0000ffff, /* src_mask */ 734 0x0000ffff, /* dst_mask */ 735 false), /* pcrel_offset */ 736 737 /* TLS IE dynamic relocations. */ 738 EMPTY_HOWTO (R_MIPS_TLS_TPREL32), 739 740 HOWTO (R_MIPS_TLS_TPREL64, /* type */ 741 0, /* rightshift */ 742 8, /* size */ 743 64, /* bitsize */ 744 false, /* pc_relative */ 745 0, /* bitpos */ 746 complain_overflow_dont, /* complain_on_overflow */ 747 _bfd_mips_elf_generic_reloc, /* special_function */ 748 "R_MIPS_TLS_TPREL64", /* name */ 749 true, /* partial_inplace */ 750 MINUS_ONE, /* src_mask */ 751 MINUS_ONE, /* dst_mask */ 752 false), /* pcrel_offset */ 753 754 /* TLS thread pointer offset. */ 755 HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */ 756 0, /* rightshift */ 757 4, /* size */ 758 16, /* bitsize */ 759 false, /* pc_relative */ 760 0, /* bitpos */ 761 complain_overflow_signed, /* complain_on_overflow */ 762 _bfd_mips_elf_generic_reloc, /* special_function */ 763 "R_MIPS_TLS_TPREL_HI16", /* name */ 764 true, /* partial_inplace */ 765 0x0000ffff, /* src_mask */ 766 0x0000ffff, /* dst_mask */ 767 false), /* pcrel_offset */ 768 769 /* TLS thread pointer offset. */ 770 HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */ 771 0, /* rightshift */ 772 4, /* size */ 773 16, /* bitsize */ 774 false, /* pc_relative */ 775 0, /* bitpos */ 776 complain_overflow_signed, /* complain_on_overflow */ 777 _bfd_mips_elf_generic_reloc, /* special_function */ 778 "R_MIPS_TLS_TPREL_LO16", /* name */ 779 true, /* partial_inplace */ 780 0x0000ffff, /* src_mask */ 781 0x0000ffff, /* dst_mask */ 782 false), /* pcrel_offset */ 783 784 /* 32 bit relocation with no addend. */ 785 HOWTO (R_MIPS_GLOB_DAT, /* type */ 786 0, /* rightshift */ 787 4, /* size */ 788 32, /* bitsize */ 789 false, /* pc_relative */ 790 0, /* bitpos */ 791 complain_overflow_dont, /* complain_on_overflow */ 792 _bfd_mips_elf_generic_reloc, /* special_function */ 793 "R_MIPS_GLOB_DAT", /* name */ 794 false, /* partial_inplace */ 795 0x0, /* src_mask */ 796 0xffffffff, /* dst_mask */ 797 false), /* pcrel_offset */ 798 799 EMPTY_HOWTO (52), 800 EMPTY_HOWTO (53), 801 EMPTY_HOWTO (54), 802 EMPTY_HOWTO (55), 803 EMPTY_HOWTO (56), 804 EMPTY_HOWTO (57), 805 EMPTY_HOWTO (58), 806 EMPTY_HOWTO (59), 807 808 HOWTO (R_MIPS_PC21_S2, /* type */ 809 2, /* rightshift */ 810 4, /* size */ 811 21, /* bitsize */ 812 true, /* pc_relative */ 813 0, /* bitpos */ 814 complain_overflow_signed, /* complain_on_overflow */ 815 _bfd_mips_elf_generic_reloc, /* special_function */ 816 "R_MIPS_PC21_S2", /* name */ 817 true, /* partial_inplace */ 818 0x001fffff, /* src_mask */ 819 0x001fffff, /* dst_mask */ 820 true), /* pcrel_offset */ 821 822 HOWTO (R_MIPS_PC26_S2, /* type */ 823 2, /* rightshift */ 824 4, /* size */ 825 26, /* bitsize */ 826 true, /* pc_relative */ 827 0, /* bitpos */ 828 complain_overflow_signed, /* complain_on_overflow */ 829 _bfd_mips_elf_generic_reloc, /* special_function */ 830 "R_MIPS_PC26_S2", /* name */ 831 true, /* partial_inplace */ 832 0x03ffffff, /* src_mask */ 833 0x03ffffff, /* dst_mask */ 834 true), /* pcrel_offset */ 835 836 HOWTO (R_MIPS_PC18_S3, /* type */ 837 3, /* rightshift */ 838 4, /* size */ 839 18, /* bitsize */ 840 true, /* pc_relative */ 841 0, /* bitpos */ 842 complain_overflow_signed, /* complain_on_overflow */ 843 _bfd_mips_elf_generic_reloc, /* special_function */ 844 "R_MIPS_PC18_S3", /* name */ 845 true, /* partial_inplace */ 846 0x0003ffff, /* src_mask */ 847 0x0003ffff, /* dst_mask */ 848 true), /* pcrel_offset */ 849 850 HOWTO (R_MIPS_PC19_S2, /* type */ 851 2, /* rightshift */ 852 4, /* size */ 853 19, /* bitsize */ 854 true, /* pc_relative */ 855 0, /* bitpos */ 856 complain_overflow_signed, /* complain_on_overflow */ 857 _bfd_mips_elf_generic_reloc, /* special_function */ 858 "R_MIPS_PC19_S2", /* name */ 859 true, /* partial_inplace */ 860 0x0007ffff, /* src_mask */ 861 0x0007ffff, /* dst_mask */ 862 true), /* pcrel_offset */ 863 864 HOWTO (R_MIPS_PCHI16, /* type */ 865 16, /* rightshift */ 866 4, /* size */ 867 16, /* bitsize */ 868 true, /* pc_relative */ 869 0, /* bitpos */ 870 complain_overflow_signed, /* complain_on_overflow */ 871 _bfd_mips_elf_generic_reloc, /* special_function */ 872 "R_MIPS_PCHI16", /* name */ 873 true, /* partial_inplace */ 874 0x0000ffff, /* src_mask */ 875 0x0000ffff, /* dst_mask */ 876 true), /* pcrel_offset */ 877 878 HOWTO (R_MIPS_PCLO16, /* type */ 879 0, /* rightshift */ 880 4, /* size */ 881 16, /* bitsize */ 882 true, /* pc_relative */ 883 0, /* bitpos */ 884 complain_overflow_dont, /* complain_on_overflow */ 885 _bfd_mips_elf_generic_reloc, /* special_function */ 886 "R_MIPS_PCLO16", /* name */ 887 true, /* partial_inplace */ 888 0x0000ffff, /* src_mask */ 889 0x0000ffff, /* dst_mask */ 890 true), /* pcrel_offset */ 891 892 }; 893 894 /* The relocation table used for SHT_RELA sections. */ 895 896 static reloc_howto_type mips_elf64_howto_table_rela[] = 897 { 898 /* No relocation. */ 899 HOWTO (R_MIPS_NONE, /* type */ 900 0, /* rightshift */ 901 0, /* size */ 902 0, /* bitsize */ 903 false, /* pc_relative */ 904 0, /* bitpos */ 905 complain_overflow_dont, /* complain_on_overflow */ 906 _bfd_mips_elf_generic_reloc, /* special_function */ 907 "R_MIPS_NONE", /* name */ 908 false, /* partial_inplace */ 909 0, /* src_mask */ 910 0, /* dst_mask */ 911 false), /* pcrel_offset */ 912 913 /* 16 bit relocation. */ 914 HOWTO (R_MIPS_16, /* type */ 915 0, /* rightshift */ 916 4, /* size */ 917 16, /* bitsize */ 918 false, /* pc_relative */ 919 0, /* bitpos */ 920 complain_overflow_signed, /* complain_on_overflow */ 921 _bfd_mips_elf_generic_reloc, /* special_function */ 922 "R_MIPS_16", /* name */ 923 false, /* partial_inplace */ 924 0, /* src_mask */ 925 0x0000ffff, /* dst_mask */ 926 false), /* pcrel_offset */ 927 928 /* 32 bit relocation. */ 929 HOWTO (R_MIPS_32, /* type */ 930 0, /* rightshift */ 931 4, /* size */ 932 32, /* bitsize */ 933 false, /* pc_relative */ 934 0, /* bitpos */ 935 complain_overflow_dont, /* complain_on_overflow */ 936 _bfd_mips_elf_generic_reloc, /* special_function */ 937 "R_MIPS_32", /* name */ 938 false, /* partial_inplace */ 939 0, /* src_mask */ 940 0xffffffff, /* dst_mask */ 941 false), /* pcrel_offset */ 942 943 /* 32 bit symbol relative relocation. */ 944 HOWTO (R_MIPS_REL32, /* type */ 945 0, /* rightshift */ 946 4, /* size */ 947 32, /* bitsize */ 948 false, /* pc_relative */ 949 0, /* bitpos */ 950 complain_overflow_dont, /* complain_on_overflow */ 951 _bfd_mips_elf_generic_reloc, /* special_function */ 952 "R_MIPS_REL32", /* name */ 953 false, /* partial_inplace */ 954 0, /* src_mask */ 955 0xffffffff, /* dst_mask */ 956 false), /* pcrel_offset */ 957 958 /* 26 bit jump address. */ 959 HOWTO (R_MIPS_26, /* type */ 960 2, /* rightshift */ 961 4, /* size */ 962 26, /* bitsize */ 963 false, /* pc_relative */ 964 0, /* bitpos */ 965 complain_overflow_dont, /* complain_on_overflow */ 966 /* This needs complex overflow 967 detection, because the upper 36 968 bits must match the PC + 4. */ 969 _bfd_mips_elf_generic_reloc, /* special_function */ 970 "R_MIPS_26", /* name */ 971 false, /* partial_inplace */ 972 0, /* src_mask */ 973 0x03ffffff, /* dst_mask */ 974 false), /* pcrel_offset */ 975 976 /* High 16 bits of symbol value. */ 977 HOWTO (R_MIPS_HI16, /* type */ 978 0, /* rightshift */ 979 4, /* size */ 980 16, /* bitsize */ 981 false, /* pc_relative */ 982 0, /* bitpos */ 983 complain_overflow_dont, /* complain_on_overflow */ 984 _bfd_mips_elf_generic_reloc, /* special_function */ 985 "R_MIPS_HI16", /* name */ 986 false, /* partial_inplace */ 987 0, /* src_mask */ 988 0x0000ffff, /* dst_mask */ 989 false), /* pcrel_offset */ 990 991 /* Low 16 bits of symbol value. */ 992 HOWTO (R_MIPS_LO16, /* type */ 993 0, /* rightshift */ 994 4, /* size */ 995 16, /* bitsize */ 996 false, /* pc_relative */ 997 0, /* bitpos */ 998 complain_overflow_dont, /* complain_on_overflow */ 999 _bfd_mips_elf_generic_reloc, /* special_function */ 1000 "R_MIPS_LO16", /* name */ 1001 false, /* partial_inplace */ 1002 0, /* src_mask */ 1003 0x0000ffff, /* dst_mask */ 1004 false), /* pcrel_offset */ 1005 1006 /* GP relative reference. */ 1007 HOWTO (R_MIPS_GPREL16, /* type */ 1008 0, /* rightshift */ 1009 4, /* size */ 1010 16, /* bitsize */ 1011 false, /* pc_relative */ 1012 0, /* bitpos */ 1013 complain_overflow_signed, /* complain_on_overflow */ 1014 mips_elf64_gprel16_reloc, /* special_function */ 1015 "R_MIPS_GPREL16", /* name */ 1016 false, /* partial_inplace */ 1017 0, /* src_mask */ 1018 0x0000ffff, /* dst_mask */ 1019 false), /* pcrel_offset */ 1020 1021 /* Reference to literal section. */ 1022 HOWTO (R_MIPS_LITERAL, /* type */ 1023 0, /* rightshift */ 1024 4, /* size */ 1025 16, /* bitsize */ 1026 false, /* pc_relative */ 1027 0, /* bitpos */ 1028 complain_overflow_signed, /* complain_on_overflow */ 1029 mips_elf64_literal_reloc, /* special_function */ 1030 "R_MIPS_LITERAL", /* name */ 1031 false, /* partial_inplace */ 1032 0, /* src_mask */ 1033 0x0000ffff, /* dst_mask */ 1034 false), /* pcrel_offset */ 1035 1036 /* Reference to global offset table. */ 1037 HOWTO (R_MIPS_GOT16, /* type */ 1038 0, /* rightshift */ 1039 4, /* size */ 1040 16, /* bitsize */ 1041 false, /* pc_relative */ 1042 0, /* bitpos */ 1043 complain_overflow_signed, /* complain_on_overflow */ 1044 _bfd_mips_elf_generic_reloc, /* special_function */ 1045 "R_MIPS_GOT16", /* name */ 1046 false, /* partial_inplace */ 1047 0, /* src_mask */ 1048 0x0000ffff, /* dst_mask */ 1049 false), /* pcrel_offset */ 1050 1051 /* 16 bit PC relative reference. Note that the ABI document has a typo 1052 and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. 1053 We do the right thing here. */ 1054 HOWTO (R_MIPS_PC16, /* type */ 1055 2, /* rightshift */ 1056 4, /* size */ 1057 16, /* bitsize */ 1058 true, /* pc_relative */ 1059 0, /* bitpos */ 1060 complain_overflow_signed, /* complain_on_overflow */ 1061 _bfd_mips_elf_generic_reloc, /* special_function */ 1062 "R_MIPS_PC16", /* name */ 1063 false, /* partial_inplace */ 1064 0, /* src_mask */ 1065 0x0000ffff, /* dst_mask */ 1066 true), /* pcrel_offset */ 1067 1068 /* 16 bit call through global offset table. */ 1069 HOWTO (R_MIPS_CALL16, /* type */ 1070 0, /* rightshift */ 1071 4, /* size */ 1072 16, /* bitsize */ 1073 false, /* pc_relative */ 1074 0, /* bitpos */ 1075 complain_overflow_signed, /* complain_on_overflow */ 1076 _bfd_mips_elf_generic_reloc, /* special_function */ 1077 "R_MIPS_CALL16", /* name */ 1078 false, /* partial_inplace */ 1079 0, /* src_mask */ 1080 0x0000ffff, /* dst_mask */ 1081 false), /* pcrel_offset */ 1082 1083 /* 32 bit GP relative reference. */ 1084 HOWTO (R_MIPS_GPREL32, /* type */ 1085 0, /* rightshift */ 1086 4, /* size */ 1087 32, /* bitsize */ 1088 false, /* pc_relative */ 1089 0, /* bitpos */ 1090 complain_overflow_dont, /* complain_on_overflow */ 1091 mips_elf64_gprel32_reloc, /* special_function */ 1092 "R_MIPS_GPREL32", /* name */ 1093 false, /* partial_inplace */ 1094 0, /* src_mask */ 1095 0xffffffff, /* dst_mask */ 1096 false), /* pcrel_offset */ 1097 1098 EMPTY_HOWTO (13), 1099 EMPTY_HOWTO (14), 1100 EMPTY_HOWTO (15), 1101 1102 /* A 5 bit shift field. */ 1103 HOWTO (R_MIPS_SHIFT5, /* type */ 1104 0, /* rightshift */ 1105 4, /* size */ 1106 5, /* bitsize */ 1107 false, /* pc_relative */ 1108 6, /* bitpos */ 1109 complain_overflow_bitfield, /* complain_on_overflow */ 1110 _bfd_mips_elf_generic_reloc, /* special_function */ 1111 "R_MIPS_SHIFT5", /* name */ 1112 false, /* partial_inplace */ 1113 0, /* src_mask */ 1114 0x000007c0, /* dst_mask */ 1115 false), /* pcrel_offset */ 1116 1117 /* A 6 bit shift field. */ 1118 HOWTO (R_MIPS_SHIFT6, /* type */ 1119 0, /* rightshift */ 1120 4, /* size */ 1121 6, /* bitsize */ 1122 false, /* pc_relative */ 1123 6, /* bitpos */ 1124 complain_overflow_bitfield, /* complain_on_overflow */ 1125 mips_elf64_shift6_reloc, /* special_function */ 1126 "R_MIPS_SHIFT6", /* name */ 1127 false, /* partial_inplace */ 1128 0, /* src_mask */ 1129 0x000007c4, /* dst_mask */ 1130 false), /* pcrel_offset */ 1131 1132 /* 64 bit relocation. */ 1133 HOWTO (R_MIPS_64, /* type */ 1134 0, /* rightshift */ 1135 8, /* size */ 1136 64, /* bitsize */ 1137 false, /* pc_relative */ 1138 0, /* bitpos */ 1139 complain_overflow_dont, /* complain_on_overflow */ 1140 _bfd_mips_elf_generic_reloc, /* special_function */ 1141 "R_MIPS_64", /* name */ 1142 false, /* partial_inplace */ 1143 0, /* src_mask */ 1144 MINUS_ONE, /* dst_mask */ 1145 false), /* pcrel_offset */ 1146 1147 /* Displacement in the global offset table. */ 1148 HOWTO (R_MIPS_GOT_DISP, /* type */ 1149 0, /* rightshift */ 1150 4, /* size */ 1151 16, /* bitsize */ 1152 false, /* pc_relative */ 1153 0, /* bitpos */ 1154 complain_overflow_signed, /* complain_on_overflow */ 1155 _bfd_mips_elf_generic_reloc, /* special_function */ 1156 "R_MIPS_GOT_DISP", /* name */ 1157 false, /* partial_inplace */ 1158 0, /* src_mask */ 1159 0x0000ffff, /* dst_mask */ 1160 false), /* pcrel_offset */ 1161 1162 /* Displacement to page pointer in the global offset table. */ 1163 HOWTO (R_MIPS_GOT_PAGE, /* type */ 1164 0, /* rightshift */ 1165 4, /* size */ 1166 16, /* bitsize */ 1167 false, /* pc_relative */ 1168 0, /* bitpos */ 1169 complain_overflow_signed, /* complain_on_overflow */ 1170 _bfd_mips_elf_generic_reloc, /* special_function */ 1171 "R_MIPS_GOT_PAGE", /* name */ 1172 false, /* partial_inplace */ 1173 0, /* src_mask */ 1174 0x0000ffff, /* dst_mask */ 1175 false), /* pcrel_offset */ 1176 1177 /* Offset from page pointer in the global offset table. */ 1178 HOWTO (R_MIPS_GOT_OFST, /* type */ 1179 0, /* rightshift */ 1180 4, /* size */ 1181 16, /* bitsize */ 1182 false, /* pc_relative */ 1183 0, /* bitpos */ 1184 complain_overflow_signed, /* complain_on_overflow */ 1185 _bfd_mips_elf_generic_reloc, /* special_function */ 1186 "R_MIPS_GOT_OFST", /* name */ 1187 false, /* partial_inplace */ 1188 0, /* src_mask */ 1189 0x0000ffff, /* dst_mask */ 1190 false), /* pcrel_offset */ 1191 1192 /* High 16 bits of displacement in global offset table. */ 1193 HOWTO (R_MIPS_GOT_HI16, /* type */ 1194 0, /* rightshift */ 1195 4, /* size */ 1196 16, /* bitsize */ 1197 false, /* pc_relative */ 1198 0, /* bitpos */ 1199 complain_overflow_dont, /* complain_on_overflow */ 1200 _bfd_mips_elf_generic_reloc, /* special_function */ 1201 "R_MIPS_GOT_HI16", /* name */ 1202 false, /* partial_inplace */ 1203 0, /* src_mask */ 1204 0x0000ffff, /* dst_mask */ 1205 false), /* pcrel_offset */ 1206 1207 /* Low 16 bits of displacement in global offset table. */ 1208 HOWTO (R_MIPS_GOT_LO16, /* type */ 1209 0, /* rightshift */ 1210 4, /* size */ 1211 16, /* bitsize */ 1212 false, /* pc_relative */ 1213 0, /* bitpos */ 1214 complain_overflow_dont, /* complain_on_overflow */ 1215 _bfd_mips_elf_generic_reloc, /* special_function */ 1216 "R_MIPS_GOT_LO16", /* name */ 1217 false, /* partial_inplace */ 1218 0, /* src_mask */ 1219 0x0000ffff, /* dst_mask */ 1220 false), /* pcrel_offset */ 1221 1222 /* 64 bit subtraction. */ 1223 HOWTO (R_MIPS_SUB, /* type */ 1224 0, /* rightshift */ 1225 8, /* size */ 1226 64, /* bitsize */ 1227 false, /* pc_relative */ 1228 0, /* bitpos */ 1229 complain_overflow_dont, /* complain_on_overflow */ 1230 _bfd_mips_elf_generic_reloc, /* special_function */ 1231 "R_MIPS_SUB", /* name */ 1232 false, /* partial_inplace */ 1233 0, /* src_mask */ 1234 MINUS_ONE, /* dst_mask */ 1235 false), /* pcrel_offset */ 1236 1237 /* Insert the addend as an instruction. */ 1238 /* FIXME: Not handled correctly. */ 1239 HOWTO (R_MIPS_INSERT_A, /* type */ 1240 0, /* rightshift */ 1241 4, /* size */ 1242 32, /* bitsize */ 1243 false, /* pc_relative */ 1244 0, /* bitpos */ 1245 complain_overflow_dont, /* complain_on_overflow */ 1246 _bfd_mips_elf_generic_reloc, /* special_function */ 1247 "R_MIPS_INSERT_A", /* name */ 1248 false, /* partial_inplace */ 1249 0, /* src_mask */ 1250 0xffffffff, /* dst_mask */ 1251 false), /* pcrel_offset */ 1252 1253 /* Insert the addend as an instruction, and change all relocations 1254 to refer to the old instruction at the address. */ 1255 /* FIXME: Not handled correctly. */ 1256 HOWTO (R_MIPS_INSERT_B, /* type */ 1257 0, /* rightshift */ 1258 4, /* size */ 1259 32, /* bitsize */ 1260 false, /* pc_relative */ 1261 0, /* bitpos */ 1262 complain_overflow_dont, /* complain_on_overflow */ 1263 _bfd_mips_elf_generic_reloc, /* special_function */ 1264 "R_MIPS_INSERT_B", /* name */ 1265 false, /* partial_inplace */ 1266 0, /* src_mask */ 1267 0xffffffff, /* dst_mask */ 1268 false), /* pcrel_offset */ 1269 1270 /* Delete a 32 bit instruction. */ 1271 /* FIXME: Not handled correctly. */ 1272 HOWTO (R_MIPS_DELETE, /* type */ 1273 0, /* rightshift */ 1274 4, /* size */ 1275 32, /* bitsize */ 1276 false, /* pc_relative */ 1277 0, /* bitpos */ 1278 complain_overflow_dont, /* complain_on_overflow */ 1279 _bfd_mips_elf_generic_reloc, /* special_function */ 1280 "R_MIPS_DELETE", /* name */ 1281 false, /* partial_inplace */ 1282 0, /* src_mask */ 1283 0xffffffff, /* dst_mask */ 1284 false), /* pcrel_offset */ 1285 1286 /* Get the higher value of a 64 bit addend. */ 1287 HOWTO (R_MIPS_HIGHER, /* type */ 1288 0, /* rightshift */ 1289 4, /* size */ 1290 16, /* bitsize */ 1291 false, /* pc_relative */ 1292 0, /* bitpos */ 1293 complain_overflow_dont, /* complain_on_overflow */ 1294 _bfd_mips_elf_generic_reloc, /* special_function */ 1295 "R_MIPS_HIGHER", /* name */ 1296 false, /* partial_inplace */ 1297 0, /* src_mask */ 1298 0x0000ffff, /* dst_mask */ 1299 false), /* pcrel_offset */ 1300 1301 /* Get the highest value of a 64 bit addend. */ 1302 HOWTO (R_MIPS_HIGHEST, /* type */ 1303 0, /* rightshift */ 1304 4, /* size */ 1305 16, /* bitsize */ 1306 false, /* pc_relative */ 1307 0, /* bitpos */ 1308 complain_overflow_dont, /* complain_on_overflow */ 1309 _bfd_mips_elf_generic_reloc, /* special_function */ 1310 "R_MIPS_HIGHEST", /* name */ 1311 false, /* partial_inplace */ 1312 0, /* src_mask */ 1313 0x0000ffff, /* dst_mask */ 1314 false), /* pcrel_offset */ 1315 1316 /* High 16 bits of displacement in global offset table. */ 1317 HOWTO (R_MIPS_CALL_HI16, /* type */ 1318 0, /* rightshift */ 1319 4, /* size */ 1320 16, /* bitsize */ 1321 false, /* pc_relative */ 1322 0, /* bitpos */ 1323 complain_overflow_dont, /* complain_on_overflow */ 1324 _bfd_mips_elf_generic_reloc, /* special_function */ 1325 "R_MIPS_CALL_HI16", /* name */ 1326 false, /* partial_inplace */ 1327 0, /* src_mask */ 1328 0x0000ffff, /* dst_mask */ 1329 false), /* pcrel_offset */ 1330 1331 /* Low 16 bits of displacement in global offset table. */ 1332 HOWTO (R_MIPS_CALL_LO16, /* type */ 1333 0, /* rightshift */ 1334 4, /* size */ 1335 16, /* bitsize */ 1336 false, /* pc_relative */ 1337 0, /* bitpos */ 1338 complain_overflow_dont, /* complain_on_overflow */ 1339 _bfd_mips_elf_generic_reloc, /* special_function */ 1340 "R_MIPS_CALL_LO16", /* name */ 1341 false, /* partial_inplace */ 1342 0, /* src_mask */ 1343 0x0000ffff, /* dst_mask */ 1344 false), /* pcrel_offset */ 1345 1346 /* Section displacement, used by an associated event location section. */ 1347 HOWTO (R_MIPS_SCN_DISP, /* type */ 1348 0, /* rightshift */ 1349 4, /* size */ 1350 32, /* bitsize */ 1351 false, /* pc_relative */ 1352 0, /* bitpos */ 1353 complain_overflow_dont, /* complain_on_overflow */ 1354 _bfd_mips_elf_generic_reloc, /* special_function */ 1355 "R_MIPS_SCN_DISP", /* name */ 1356 false, /* partial_inplace */ 1357 0, /* src_mask */ 1358 0xffffffff, /* dst_mask */ 1359 false), /* pcrel_offset */ 1360 1361 HOWTO (R_MIPS_REL16, /* type */ 1362 0, /* rightshift */ 1363 2, /* size */ 1364 16, /* bitsize */ 1365 false, /* pc_relative */ 1366 0, /* bitpos */ 1367 complain_overflow_signed, /* complain_on_overflow */ 1368 _bfd_mips_elf_generic_reloc, /* special_function */ 1369 "R_MIPS_REL16", /* name */ 1370 false, /* partial_inplace */ 1371 0, /* src_mask */ 1372 0xffff, /* dst_mask */ 1373 false), /* pcrel_offset */ 1374 1375 /* These two are obsolete. */ 1376 EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), 1377 EMPTY_HOWTO (R_MIPS_PJUMP), 1378 1379 /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. 1380 It must be used for multigot GOT's (and only there). */ 1381 HOWTO (R_MIPS_RELGOT, /* type */ 1382 0, /* rightshift */ 1383 4, /* size */ 1384 32, /* bitsize */ 1385 false, /* pc_relative */ 1386 0, /* bitpos */ 1387 complain_overflow_dont, /* complain_on_overflow */ 1388 _bfd_mips_elf_generic_reloc, /* special_function */ 1389 "R_MIPS_RELGOT", /* name */ 1390 false, /* partial_inplace */ 1391 0, /* src_mask */ 1392 0xffffffff, /* dst_mask */ 1393 false), /* pcrel_offset */ 1394 1395 /* Protected jump conversion. This is an optimization hint. No 1396 relocation is required for correctness. */ 1397 HOWTO (R_MIPS_JALR, /* type */ 1398 0, /* rightshift */ 1399 4, /* size */ 1400 32, /* bitsize */ 1401 false, /* pc_relative */ 1402 0, /* bitpos */ 1403 complain_overflow_dont, /* complain_on_overflow */ 1404 _bfd_mips_elf_generic_reloc, /* special_function */ 1405 "R_MIPS_JALR", /* name */ 1406 false, /* partial_inplace */ 1407 0, /* src_mask */ 1408 0x00000000, /* dst_mask */ 1409 false), /* pcrel_offset */ 1410 1411 /* TLS relocations. */ 1412 EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32), 1413 EMPTY_HOWTO (R_MIPS_TLS_DTPREL32), 1414 1415 HOWTO (R_MIPS_TLS_DTPMOD64, /* type */ 1416 0, /* rightshift */ 1417 8, /* size */ 1418 64, /* bitsize */ 1419 false, /* pc_relative */ 1420 0, /* bitpos */ 1421 complain_overflow_dont, /* complain_on_overflow */ 1422 _bfd_mips_elf_generic_reloc, /* special_function */ 1423 "R_MIPS_TLS_DTPMOD64", /* name */ 1424 false, /* partial_inplace */ 1425 0, /* src_mask */ 1426 MINUS_ONE, /* dst_mask */ 1427 false), /* pcrel_offset */ 1428 1429 HOWTO (R_MIPS_TLS_DTPREL64, /* type */ 1430 0, /* rightshift */ 1431 8, /* size */ 1432 64, /* bitsize */ 1433 false, /* pc_relative */ 1434 0, /* bitpos */ 1435 complain_overflow_dont, /* complain_on_overflow */ 1436 _bfd_mips_elf_generic_reloc, /* special_function */ 1437 "R_MIPS_TLS_DTPREL64", /* name */ 1438 false, /* partial_inplace */ 1439 0, /* src_mask */ 1440 MINUS_ONE, /* dst_mask */ 1441 false), /* pcrel_offset */ 1442 1443 /* TLS general dynamic variable reference. */ 1444 HOWTO (R_MIPS_TLS_GD, /* type */ 1445 0, /* rightshift */ 1446 4, /* size */ 1447 16, /* bitsize */ 1448 false, /* pc_relative */ 1449 0, /* bitpos */ 1450 complain_overflow_signed, /* complain_on_overflow */ 1451 _bfd_mips_elf_generic_reloc, /* special_function */ 1452 "R_MIPS_TLS_GD", /* name */ 1453 false, /* partial_inplace */ 1454 0, /* src_mask */ 1455 0x0000ffff, /* dst_mask */ 1456 false), /* pcrel_offset */ 1457 1458 /* TLS local dynamic variable reference. */ 1459 HOWTO (R_MIPS_TLS_LDM, /* type */ 1460 0, /* rightshift */ 1461 4, /* size */ 1462 16, /* bitsize */ 1463 false, /* pc_relative */ 1464 0, /* bitpos */ 1465 complain_overflow_signed, /* complain_on_overflow */ 1466 _bfd_mips_elf_generic_reloc, /* special_function */ 1467 "R_MIPS_TLS_LDM", /* name */ 1468 false, /* partial_inplace */ 1469 0, /* src_mask */ 1470 0x0000ffff, /* dst_mask */ 1471 false), /* pcrel_offset */ 1472 1473 /* TLS local dynamic offset. */ 1474 HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */ 1475 0, /* rightshift */ 1476 4, /* size */ 1477 16, /* bitsize */ 1478 false, /* pc_relative */ 1479 0, /* bitpos */ 1480 complain_overflow_signed, /* complain_on_overflow */ 1481 _bfd_mips_elf_generic_reloc, /* special_function */ 1482 "R_MIPS_TLS_DTPREL_HI16", /* name */ 1483 false, /* partial_inplace */ 1484 0, /* src_mask */ 1485 0x0000ffff, /* dst_mask */ 1486 false), /* pcrel_offset */ 1487 1488 /* TLS local dynamic offset. */ 1489 HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */ 1490 0, /* rightshift */ 1491 4, /* size */ 1492 16, /* bitsize */ 1493 false, /* pc_relative */ 1494 0, /* bitpos */ 1495 complain_overflow_signed, /* complain_on_overflow */ 1496 _bfd_mips_elf_generic_reloc, /* special_function */ 1497 "R_MIPS_TLS_DTPREL_LO16", /* name */ 1498 false, /* partial_inplace */ 1499 0, /* src_mask */ 1500 0x0000ffff, /* dst_mask */ 1501 false), /* pcrel_offset */ 1502 1503 /* TLS thread pointer offset. */ 1504 HOWTO (R_MIPS_TLS_GOTTPREL, /* type */ 1505 0, /* rightshift */ 1506 4, /* size */ 1507 16, /* bitsize */ 1508 false, /* pc_relative */ 1509 0, /* bitpos */ 1510 complain_overflow_signed, /* complain_on_overflow */ 1511 _bfd_mips_elf_generic_reloc, /* special_function */ 1512 "R_MIPS_TLS_GOTTPREL", /* name */ 1513 false, /* partial_inplace */ 1514 0, /* src_mask */ 1515 0x0000ffff, /* dst_mask */ 1516 false), /* pcrel_offset */ 1517 1518 /* TLS IE dynamic relocations. */ 1519 EMPTY_HOWTO (R_MIPS_TLS_TPREL32), 1520 1521 HOWTO (R_MIPS_TLS_TPREL64, /* type */ 1522 0, /* rightshift */ 1523 8, /* size */ 1524 64, /* bitsize */ 1525 false, /* pc_relative */ 1526 0, /* bitpos */ 1527 complain_overflow_dont, /* complain_on_overflow */ 1528 _bfd_mips_elf_generic_reloc, /* special_function */ 1529 "R_MIPS_TLS_TPREL64", /* name */ 1530 false, /* partial_inplace */ 1531 0, /* src_mask */ 1532 MINUS_ONE, /* dst_mask */ 1533 false), /* pcrel_offset */ 1534 1535 /* TLS thread pointer offset. */ 1536 HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */ 1537 0, /* rightshift */ 1538 4, /* size */ 1539 16, /* bitsize */ 1540 false, /* pc_relative */ 1541 0, /* bitpos */ 1542 complain_overflow_signed, /* complain_on_overflow */ 1543 _bfd_mips_elf_generic_reloc, /* special_function */ 1544 "R_MIPS_TLS_TPREL_HI16", /* name */ 1545 false, /* partial_inplace */ 1546 0, /* src_mask */ 1547 0x0000ffff, /* dst_mask */ 1548 false), /* pcrel_offset */ 1549 1550 /* TLS thread pointer offset. */ 1551 HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */ 1552 0, /* rightshift */ 1553 4, /* size */ 1554 16, /* bitsize */ 1555 false, /* pc_relative */ 1556 0, /* bitpos */ 1557 complain_overflow_signed, /* complain_on_overflow */ 1558 _bfd_mips_elf_generic_reloc, /* special_function */ 1559 "R_MIPS_TLS_TPREL_LO16", /* name */ 1560 false, /* partial_inplace */ 1561 0, /* src_mask */ 1562 0x0000ffff, /* dst_mask */ 1563 false), /* pcrel_offset */ 1564 1565 /* 32 bit relocation with no addend. */ 1566 HOWTO (R_MIPS_GLOB_DAT, /* type */ 1567 0, /* rightshift */ 1568 4, /* size */ 1569 32, /* bitsize */ 1570 false, /* pc_relative */ 1571 0, /* bitpos */ 1572 complain_overflow_dont, /* complain_on_overflow */ 1573 _bfd_mips_elf_generic_reloc, /* special_function */ 1574 "R_MIPS_GLOB_DAT", /* name */ 1575 false, /* partial_inplace */ 1576 0x0, /* src_mask */ 1577 0xffffffff, /* dst_mask */ 1578 false), /* pcrel_offset */ 1579 1580 EMPTY_HOWTO (52), 1581 EMPTY_HOWTO (53), 1582 EMPTY_HOWTO (54), 1583 EMPTY_HOWTO (55), 1584 EMPTY_HOWTO (56), 1585 EMPTY_HOWTO (57), 1586 EMPTY_HOWTO (58), 1587 EMPTY_HOWTO (59), 1588 1589 HOWTO (R_MIPS_PC21_S2, /* type */ 1590 2, /* rightshift */ 1591 4, /* size */ 1592 21, /* bitsize */ 1593 true, /* pc_relative */ 1594 0, /* bitpos */ 1595 complain_overflow_signed, /* complain_on_overflow */ 1596 _bfd_mips_elf_generic_reloc, /* special_function */ 1597 "R_MIPS_PC21_S2", /* name */ 1598 false, /* partial_inplace */ 1599 0, /* src_mask */ 1600 0x001fffff, /* dst_mask */ 1601 true), /* pcrel_offset */ 1602 1603 HOWTO (R_MIPS_PC26_S2, /* type */ 1604 2, /* rightshift */ 1605 4, /* size */ 1606 26, /* bitsize */ 1607 true, /* pc_relative */ 1608 0, /* bitpos */ 1609 complain_overflow_signed, /* complain_on_overflow */ 1610 _bfd_mips_elf_generic_reloc, /* special_function */ 1611 "R_MIPS_PC26_S2", /* name */ 1612 false, /* partial_inplace */ 1613 0, /* src_mask */ 1614 0x03ffffff, /* dst_mask */ 1615 true), /* pcrel_offset */ 1616 1617 HOWTO (R_MIPS_PC18_S3, /* type */ 1618 3, /* rightshift */ 1619 4, /* size */ 1620 18, /* bitsize */ 1621 true, /* pc_relative */ 1622 0, /* bitpos */ 1623 complain_overflow_signed, /* complain_on_overflow */ 1624 _bfd_mips_elf_generic_reloc, /* special_function */ 1625 "R_MIPS_PC18_S3", /* name */ 1626 false, /* partial_inplace */ 1627 0, /* src_mask */ 1628 0x0003ffff, /* dst_mask */ 1629 true), /* pcrel_offset */ 1630 1631 HOWTO (R_MIPS_PC19_S2, /* type */ 1632 2, /* rightshift */ 1633 4, /* size */ 1634 19, /* bitsize */ 1635 true, /* pc_relative */ 1636 0, /* bitpos */ 1637 complain_overflow_signed, /* complain_on_overflow */ 1638 _bfd_mips_elf_generic_reloc, /* special_function */ 1639 "R_MIPS_PC19_S2", /* name */ 1640 false, /* partial_inplace */ 1641 0, /* src_mask */ 1642 0x0007ffff, /* dst_mask */ 1643 true), /* pcrel_offset */ 1644 1645 HOWTO (R_MIPS_PCHI16, /* type */ 1646 16, /* rightshift */ 1647 4, /* size */ 1648 16, /* bitsize */ 1649 true, /* pc_relative */ 1650 0, /* bitpos */ 1651 complain_overflow_signed, /* complain_on_overflow */ 1652 _bfd_mips_elf_generic_reloc, /* special_function */ 1653 "R_MIPS_PCHI16", /* name */ 1654 false, /* partial_inplace */ 1655 0, /* src_mask */ 1656 0x0000ffff, /* dst_mask */ 1657 true), /* pcrel_offset */ 1658 1659 HOWTO (R_MIPS_PCLO16, /* type */ 1660 0, /* rightshift */ 1661 4, /* size */ 1662 16, /* bitsize */ 1663 true, /* pc_relative */ 1664 0, /* bitpos */ 1665 complain_overflow_dont, /* complain_on_overflow */ 1666 _bfd_mips_elf_generic_reloc, /* special_function */ 1667 "R_MIPS_PCLO16", /* name */ 1668 false, /* partial_inplace */ 1669 0, /* src_mask */ 1670 0x0000ffff, /* dst_mask */ 1671 true), /* pcrel_offset */ 1672 1673 }; 1674 1675 static reloc_howto_type mips16_elf64_howto_table_rel[] = 1676 { 1677 /* The reloc used for the mips16 jump instruction. */ 1678 HOWTO (R_MIPS16_26, /* type */ 1679 2, /* rightshift */ 1680 4, /* size */ 1681 26, /* bitsize */ 1682 false, /* pc_relative */ 1683 0, /* bitpos */ 1684 complain_overflow_dont, /* complain_on_overflow */ 1685 /* This needs complex overflow 1686 detection, because the upper four 1687 bits must match the PC. */ 1688 _bfd_mips_elf_generic_reloc, /* special_function */ 1689 "R_MIPS16_26", /* name */ 1690 true, /* partial_inplace */ 1691 0x3ffffff, /* src_mask */ 1692 0x3ffffff, /* dst_mask */ 1693 false), /* pcrel_offset */ 1694 1695 /* The reloc used for the mips16 gprel instruction. */ 1696 HOWTO (R_MIPS16_GPREL, /* type */ 1697 0, /* rightshift */ 1698 4, /* size */ 1699 16, /* bitsize */ 1700 false, /* pc_relative */ 1701 0, /* bitpos */ 1702 complain_overflow_signed, /* complain_on_overflow */ 1703 mips16_gprel_reloc, /* special_function */ 1704 "R_MIPS16_GPREL", /* name */ 1705 true, /* partial_inplace */ 1706 0x0000ffff, /* src_mask */ 1707 0x0000ffff, /* dst_mask */ 1708 false), /* pcrel_offset */ 1709 1710 /* A MIPS16 reference to the global offset table. */ 1711 HOWTO (R_MIPS16_GOT16, /* type */ 1712 0, /* rightshift */ 1713 4, /* size */ 1714 16, /* bitsize */ 1715 false, /* pc_relative */ 1716 0, /* bitpos */ 1717 complain_overflow_dont, /* complain_on_overflow */ 1718 _bfd_mips_elf_got16_reloc, /* special_function */ 1719 "R_MIPS16_GOT16", /* name */ 1720 true, /* partial_inplace */ 1721 0x0000ffff, /* src_mask */ 1722 0x0000ffff, /* dst_mask */ 1723 false), /* pcrel_offset */ 1724 1725 /* A MIPS16 call through the global offset table. */ 1726 HOWTO (R_MIPS16_CALL16, /* type */ 1727 0, /* rightshift */ 1728 4, /* size */ 1729 16, /* bitsize */ 1730 false, /* pc_relative */ 1731 0, /* bitpos */ 1732 complain_overflow_dont, /* complain_on_overflow */ 1733 _bfd_mips_elf_generic_reloc, /* special_function */ 1734 "R_MIPS16_CALL16", /* name */ 1735 true, /* partial_inplace */ 1736 0x0000ffff, /* src_mask */ 1737 0x0000ffff, /* dst_mask */ 1738 false), /* pcrel_offset */ 1739 1740 /* MIPS16 high 16 bits of symbol value. */ 1741 HOWTO (R_MIPS16_HI16, /* type */ 1742 16, /* rightshift */ 1743 4, /* size */ 1744 16, /* bitsize */ 1745 false, /* pc_relative */ 1746 0, /* bitpos */ 1747 complain_overflow_dont, /* complain_on_overflow */ 1748 _bfd_mips_elf_hi16_reloc, /* special_function */ 1749 "R_MIPS16_HI16", /* name */ 1750 true, /* partial_inplace */ 1751 0x0000ffff, /* src_mask */ 1752 0x0000ffff, /* dst_mask */ 1753 false), /* pcrel_offset */ 1754 1755 /* MIPS16 low 16 bits of symbol value. */ 1756 HOWTO (R_MIPS16_LO16, /* type */ 1757 0, /* rightshift */ 1758 4, /* size */ 1759 16, /* bitsize */ 1760 false, /* pc_relative */ 1761 0, /* bitpos */ 1762 complain_overflow_dont, /* complain_on_overflow */ 1763 _bfd_mips_elf_lo16_reloc, /* special_function */ 1764 "R_MIPS16_LO16", /* name */ 1765 true, /* partial_inplace */ 1766 0x0000ffff, /* src_mask */ 1767 0x0000ffff, /* dst_mask */ 1768 false), /* pcrel_offset */ 1769 1770 /* MIPS16 TLS general dynamic variable reference. */ 1771 HOWTO (R_MIPS16_TLS_GD, /* type */ 1772 0, /* rightshift */ 1773 4, /* size */ 1774 16, /* bitsize */ 1775 false, /* pc_relative */ 1776 0, /* bitpos */ 1777 complain_overflow_signed, /* complain_on_overflow */ 1778 _bfd_mips_elf_generic_reloc, /* special_function */ 1779 "R_MIPS16_TLS_GD", /* name */ 1780 true, /* partial_inplace */ 1781 0x0000ffff, /* src_mask */ 1782 0x0000ffff, /* dst_mask */ 1783 false), /* pcrel_offset */ 1784 1785 /* MIPS16 TLS local dynamic variable reference. */ 1786 HOWTO (R_MIPS16_TLS_LDM, /* type */ 1787 0, /* rightshift */ 1788 4, /* size */ 1789 16, /* bitsize */ 1790 false, /* pc_relative */ 1791 0, /* bitpos */ 1792 complain_overflow_signed, /* complain_on_overflow */ 1793 _bfd_mips_elf_generic_reloc, /* special_function */ 1794 "R_MIPS16_TLS_LDM", /* name */ 1795 true, /* partial_inplace */ 1796 0x0000ffff, /* src_mask */ 1797 0x0000ffff, /* dst_mask */ 1798 false), /* pcrel_offset */ 1799 1800 /* MIPS16 TLS local dynamic offset. */ 1801 HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */ 1802 0, /* rightshift */ 1803 4, /* size */ 1804 16, /* bitsize */ 1805 false, /* pc_relative */ 1806 0, /* bitpos */ 1807 complain_overflow_signed, /* complain_on_overflow */ 1808 _bfd_mips_elf_generic_reloc, /* special_function */ 1809 "R_MIPS16_TLS_DTPREL_HI16", /* name */ 1810 true, /* partial_inplace */ 1811 0x0000ffff, /* src_mask */ 1812 0x0000ffff, /* dst_mask */ 1813 false), /* pcrel_offset */ 1814 1815 /* MIPS16 TLS local dynamic offset. */ 1816 HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */ 1817 0, /* rightshift */ 1818 4, /* size */ 1819 16, /* bitsize */ 1820 false, /* pc_relative */ 1821 0, /* bitpos */ 1822 complain_overflow_signed, /* complain_on_overflow */ 1823 _bfd_mips_elf_generic_reloc, /* special_function */ 1824 "R_MIPS16_TLS_DTPREL_LO16", /* name */ 1825 true, /* partial_inplace */ 1826 0x0000ffff, /* src_mask */ 1827 0x0000ffff, /* dst_mask */ 1828 false), /* pcrel_offset */ 1829 1830 /* MIPS16 TLS thread pointer offset. */ 1831 HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */ 1832 0, /* rightshift */ 1833 4, /* size */ 1834 16, /* bitsize */ 1835 false, /* pc_relative */ 1836 0, /* bitpos */ 1837 complain_overflow_signed, /* complain_on_overflow */ 1838 _bfd_mips_elf_generic_reloc, /* special_function */ 1839 "R_MIPS16_TLS_GOTTPREL", /* name */ 1840 true, /* partial_inplace */ 1841 0x0000ffff, /* src_mask */ 1842 0x0000ffff, /* dst_mask */ 1843 false), /* pcrel_offset */ 1844 1845 /* MIPS16 TLS thread pointer offset. */ 1846 HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */ 1847 0, /* rightshift */ 1848 4, /* size */ 1849 16, /* bitsize */ 1850 false, /* pc_relative */ 1851 0, /* bitpos */ 1852 complain_overflow_signed, /* complain_on_overflow */ 1853 _bfd_mips_elf_generic_reloc, /* special_function */ 1854 "R_MIPS16_TLS_TPREL_HI16", /* name */ 1855 true, /* partial_inplace */ 1856 0x0000ffff, /* src_mask */ 1857 0x0000ffff, /* dst_mask */ 1858 false), /* pcrel_offset */ 1859 1860 /* MIPS16 TLS thread pointer offset. */ 1861 HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */ 1862 0, /* rightshift */ 1863 4, /* size */ 1864 16, /* bitsize */ 1865 false, /* pc_relative */ 1866 0, /* bitpos */ 1867 complain_overflow_signed, /* complain_on_overflow */ 1868 _bfd_mips_elf_generic_reloc, /* special_function */ 1869 "R_MIPS16_TLS_TPREL_LO16", /* name */ 1870 true, /* partial_inplace */ 1871 0x0000ffff, /* src_mask */ 1872 0x0000ffff, /* dst_mask */ 1873 false), /* pcrel_offset */ 1874 1875 /* MIPS16 16-bit PC-relative branch offset. */ 1876 HOWTO (R_MIPS16_PC16_S1, /* type */ 1877 1, /* rightshift */ 1878 4, /* size */ 1879 16, /* bitsize */ 1880 true, /* pc_relative */ 1881 0, /* bitpos */ 1882 complain_overflow_signed, /* complain_on_overflow */ 1883 _bfd_mips_elf_generic_reloc, /* special_function */ 1884 "R_MIPS16_PC16_S1", /* name */ 1885 true, /* partial_inplace */ 1886 0x0000ffff, /* src_mask */ 1887 0x0000ffff, /* dst_mask */ 1888 true), /* pcrel_offset */ 1889 }; 1890 1891 static reloc_howto_type mips16_elf64_howto_table_rela[] = 1892 { 1893 /* The reloc used for the mips16 jump instruction. */ 1894 HOWTO (R_MIPS16_26, /* type */ 1895 2, /* rightshift */ 1896 4, /* size */ 1897 26, /* bitsize */ 1898 false, /* pc_relative */ 1899 0, /* bitpos */ 1900 complain_overflow_dont, /* complain_on_overflow */ 1901 /* This needs complex overflow 1902 detection, because the upper four 1903 bits must match the PC. */ 1904 _bfd_mips_elf_generic_reloc, /* special_function */ 1905 "R_MIPS16_26", /* name */ 1906 false, /* partial_inplace */ 1907 0, /* src_mask */ 1908 0x3ffffff, /* dst_mask */ 1909 false), /* pcrel_offset */ 1910 1911 /* The reloc used for the mips16 gprel instruction. */ 1912 HOWTO (R_MIPS16_GPREL, /* type */ 1913 0, /* rightshift */ 1914 4, /* size */ 1915 16, /* bitsize */ 1916 false, /* pc_relative */ 1917 0, /* bitpos */ 1918 complain_overflow_signed, /* complain_on_overflow */ 1919 mips16_gprel_reloc, /* special_function */ 1920 "R_MIPS16_GPREL", /* name */ 1921 false, /* partial_inplace */ 1922 0, /* src_mask */ 1923 0x0000ffff, /* dst_mask */ 1924 false), /* pcrel_offset */ 1925 1926 /* A MIPS16 reference to the global offset table. */ 1927 HOWTO (R_MIPS16_GOT16, /* type */ 1928 0, /* rightshift */ 1929 4, /* size */ 1930 16, /* bitsize */ 1931 false, /* pc_relative */ 1932 0, /* bitpos */ 1933 complain_overflow_dont, /* complain_on_overflow */ 1934 _bfd_mips_elf_got16_reloc, /* special_function */ 1935 "R_MIPS16_GOT16", /* name */ 1936 false, /* partial_inplace */ 1937 0, /* src_mask */ 1938 0x0000ffff, /* dst_mask */ 1939 false), /* pcrel_offset */ 1940 1941 /* A MIPS16 call through the global offset table. */ 1942 HOWTO (R_MIPS16_CALL16, /* type */ 1943 0, /* rightshift */ 1944 4, /* size */ 1945 16, /* bitsize */ 1946 false, /* pc_relative */ 1947 0, /* bitpos */ 1948 complain_overflow_dont, /* complain_on_overflow */ 1949 _bfd_mips_elf_generic_reloc, /* special_function */ 1950 "R_MIPS16_CALL16", /* name */ 1951 false, /* partial_inplace */ 1952 0, /* src_mask */ 1953 0x0000ffff, /* dst_mask */ 1954 false), /* pcrel_offset */ 1955 1956 /* MIPS16 high 16 bits of symbol value. */ 1957 HOWTO (R_MIPS16_HI16, /* type */ 1958 16, /* rightshift */ 1959 4, /* size */ 1960 16, /* bitsize */ 1961 false, /* pc_relative */ 1962 0, /* bitpos */ 1963 complain_overflow_dont, /* complain_on_overflow */ 1964 _bfd_mips_elf_hi16_reloc, /* special_function */ 1965 "R_MIPS16_HI16", /* name */ 1966 false, /* partial_inplace */ 1967 0, /* src_mask */ 1968 0x0000ffff, /* dst_mask */ 1969 false), /* pcrel_offset */ 1970 1971 /* MIPS16 low 16 bits of symbol value. */ 1972 HOWTO (R_MIPS16_LO16, /* type */ 1973 0, /* rightshift */ 1974 4, /* size */ 1975 16, /* bitsize */ 1976 false, /* pc_relative */ 1977 0, /* bitpos */ 1978 complain_overflow_dont, /* complain_on_overflow */ 1979 _bfd_mips_elf_lo16_reloc, /* special_function */ 1980 "R_MIPS16_LO16", /* name */ 1981 false, /* partial_inplace */ 1982 0, /* src_mask */ 1983 0x0000ffff, /* dst_mask */ 1984 false), /* pcrel_offset */ 1985 1986 /* MIPS16 TLS general dynamic variable reference. */ 1987 HOWTO (R_MIPS16_TLS_GD, /* type */ 1988 0, /* rightshift */ 1989 4, /* size */ 1990 16, /* bitsize */ 1991 false, /* pc_relative */ 1992 0, /* bitpos */ 1993 complain_overflow_signed, /* complain_on_overflow */ 1994 _bfd_mips_elf_generic_reloc, /* special_function */ 1995 "R_MIPS16_TLS_GD", /* name */ 1996 false, /* partial_inplace */ 1997 0, /* src_mask */ 1998 0x0000ffff, /* dst_mask */ 1999 false), /* pcrel_offset */ 2000 2001 /* MIPS16 TLS local dynamic variable reference. */ 2002 HOWTO (R_MIPS16_TLS_LDM, /* type */ 2003 0, /* rightshift */ 2004 4, /* size */ 2005 16, /* bitsize */ 2006 false, /* pc_relative */ 2007 0, /* bitpos */ 2008 complain_overflow_signed, /* complain_on_overflow */ 2009 _bfd_mips_elf_generic_reloc, /* special_function */ 2010 "R_MIPS16_TLS_LDM", /* name */ 2011 false, /* partial_inplace */ 2012 0, /* src_mask */ 2013 0x0000ffff, /* dst_mask */ 2014 false), /* pcrel_offset */ 2015 2016 /* MIPS16 TLS local dynamic offset. */ 2017 HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */ 2018 0, /* rightshift */ 2019 4, /* size */ 2020 16, /* bitsize */ 2021 false, /* pc_relative */ 2022 0, /* bitpos */ 2023 complain_overflow_signed, /* complain_on_overflow */ 2024 _bfd_mips_elf_generic_reloc, /* special_function */ 2025 "R_MIPS16_TLS_DTPREL_HI16", /* name */ 2026 false, /* partial_inplace */ 2027 0, /* src_mask */ 2028 0x0000ffff, /* dst_mask */ 2029 false), /* pcrel_offset */ 2030 2031 /* MIPS16 TLS local dynamic offset. */ 2032 HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */ 2033 0, /* rightshift */ 2034 4, /* size */ 2035 16, /* bitsize */ 2036 false, /* pc_relative */ 2037 0, /* bitpos */ 2038 complain_overflow_signed, /* complain_on_overflow */ 2039 _bfd_mips_elf_generic_reloc, /* special_function */ 2040 "R_MIPS16_TLS_DTPREL_LO16", /* name */ 2041 false, /* partial_inplace */ 2042 0, /* src_mask */ 2043 0x0000ffff, /* dst_mask */ 2044 false), /* pcrel_offset */ 2045 2046 /* MIPS16 TLS thread pointer offset. */ 2047 HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */ 2048 0, /* rightshift */ 2049 4, /* size */ 2050 16, /* bitsize */ 2051 false, /* pc_relative */ 2052 0, /* bitpos */ 2053 complain_overflow_signed, /* complain_on_overflow */ 2054 _bfd_mips_elf_generic_reloc, /* special_function */ 2055 "R_MIPS16_TLS_GOTTPREL", /* name */ 2056 false, /* partial_inplace */ 2057 0, /* src_mask */ 2058 0x0000ffff, /* dst_mask */ 2059 false), /* pcrel_offset */ 2060 2061 /* MIPS16 TLS thread pointer offset. */ 2062 HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */ 2063 0, /* rightshift */ 2064 4, /* size */ 2065 16, /* bitsize */ 2066 false, /* pc_relative */ 2067 0, /* bitpos */ 2068 complain_overflow_signed, /* complain_on_overflow */ 2069 _bfd_mips_elf_generic_reloc, /* special_function */ 2070 "R_MIPS16_TLS_TPREL_HI16", /* name */ 2071 false, /* partial_inplace */ 2072 0, /* src_mask */ 2073 0x0000ffff, /* dst_mask */ 2074 false), /* pcrel_offset */ 2075 2076 /* MIPS16 TLS thread pointer offset. */ 2077 HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */ 2078 0, /* rightshift */ 2079 4, /* size */ 2080 16, /* bitsize */ 2081 false, /* pc_relative */ 2082 0, /* bitpos */ 2083 complain_overflow_signed, /* complain_on_overflow */ 2084 _bfd_mips_elf_generic_reloc, /* special_function */ 2085 "R_MIPS16_TLS_TPREL_LO16", /* name */ 2086 false, /* partial_inplace */ 2087 0, /* src_mask */ 2088 0x0000ffff, /* dst_mask */ 2089 false), /* pcrel_offset */ 2090 2091 /* MIPS16 16-bit PC-relative branch offset. */ 2092 HOWTO (R_MIPS16_PC16_S1, /* type */ 2093 1, /* rightshift */ 2094 4, /* size */ 2095 16, /* bitsize */ 2096 true, /* pc_relative */ 2097 0, /* bitpos */ 2098 complain_overflow_signed, /* complain_on_overflow */ 2099 _bfd_mips_elf_generic_reloc, /* special_function */ 2100 "R_MIPS16_PC16_S1", /* name */ 2101 false, /* partial_inplace */ 2102 0, /* src_mask */ 2103 0x0000ffff, /* dst_mask */ 2104 true), /* pcrel_offset */ 2105 }; 2106 2107 static reloc_howto_type micromips_elf64_howto_table_rel[] = 2108 { 2109 EMPTY_HOWTO (130), 2110 EMPTY_HOWTO (131), 2111 EMPTY_HOWTO (132), 2112 2113 /* 26 bit jump address. */ 2114 HOWTO (R_MICROMIPS_26_S1, /* type */ 2115 1, /* rightshift */ 2116 4, /* size */ 2117 26, /* bitsize */ 2118 false, /* pc_relative */ 2119 0, /* bitpos */ 2120 complain_overflow_dont, /* complain_on_overflow */ 2121 /* This needs complex overflow 2122 detection, because the upper four 2123 bits must match the PC. */ 2124 _bfd_mips_elf_generic_reloc, /* special_function */ 2125 "R_MICROMIPS_26_S1", /* name */ 2126 true, /* partial_inplace */ 2127 0x3ffffff, /* src_mask */ 2128 0x3ffffff, /* dst_mask */ 2129 false), /* pcrel_offset */ 2130 2131 /* High 16 bits of symbol value. */ 2132 HOWTO (R_MICROMIPS_HI16, /* type */ 2133 16, /* rightshift */ 2134 4, /* size */ 2135 16, /* bitsize */ 2136 false, /* pc_relative */ 2137 0, /* bitpos */ 2138 complain_overflow_dont, /* complain_on_overflow */ 2139 _bfd_mips_elf_hi16_reloc, /* special_function */ 2140 "R_MICROMIPS_HI16", /* name */ 2141 true, /* partial_inplace */ 2142 0x0000ffff, /* src_mask */ 2143 0x0000ffff, /* dst_mask */ 2144 false), /* pcrel_offset */ 2145 2146 /* Low 16 bits of symbol value. */ 2147 HOWTO (R_MICROMIPS_LO16, /* type */ 2148 0, /* rightshift */ 2149 4, /* size */ 2150 16, /* bitsize */ 2151 false, /* pc_relative */ 2152 0, /* bitpos */ 2153 complain_overflow_dont, /* complain_on_overflow */ 2154 _bfd_mips_elf_lo16_reloc, /* special_function */ 2155 "R_MICROMIPS_LO16", /* name */ 2156 true, /* partial_inplace */ 2157 0x0000ffff, /* src_mask */ 2158 0x0000ffff, /* dst_mask */ 2159 false), /* pcrel_offset */ 2160 2161 /* GP relative reference. */ 2162 HOWTO (R_MICROMIPS_GPREL16, /* type */ 2163 0, /* rightshift */ 2164 4, /* size */ 2165 16, /* bitsize */ 2166 false, /* pc_relative */ 2167 0, /* bitpos */ 2168 complain_overflow_signed, /* complain_on_overflow */ 2169 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2170 "R_MICROMIPS_GPREL16", /* name */ 2171 true, /* partial_inplace */ 2172 0x0000ffff, /* src_mask */ 2173 0x0000ffff, /* dst_mask */ 2174 false), /* pcrel_offset */ 2175 2176 /* Reference to literal section. */ 2177 HOWTO (R_MICROMIPS_LITERAL, /* type */ 2178 0, /* rightshift */ 2179 4, /* size */ 2180 16, /* bitsize */ 2181 false, /* pc_relative */ 2182 0, /* bitpos */ 2183 complain_overflow_signed, /* complain_on_overflow */ 2184 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2185 "R_MICROMIPS_LITERAL", /* name */ 2186 true, /* partial_inplace */ 2187 0x0000ffff, /* src_mask */ 2188 0x0000ffff, /* dst_mask */ 2189 false), /* pcrel_offset */ 2190 2191 /* Reference to global offset table. */ 2192 HOWTO (R_MICROMIPS_GOT16, /* type */ 2193 0, /* rightshift */ 2194 4, /* size */ 2195 16, /* bitsize */ 2196 false, /* pc_relative */ 2197 0, /* bitpos */ 2198 complain_overflow_signed, /* complain_on_overflow */ 2199 _bfd_mips_elf_got16_reloc, /* special_function */ 2200 "R_MICROMIPS_GOT16", /* name */ 2201 true, /* partial_inplace */ 2202 0x0000ffff, /* src_mask */ 2203 0x0000ffff, /* dst_mask */ 2204 false), /* pcrel_offset */ 2205 2206 /* This is for microMIPS branches. */ 2207 HOWTO (R_MICROMIPS_PC7_S1, /* type */ 2208 1, /* rightshift */ 2209 2, /* size */ 2210 7, /* bitsize */ 2211 true, /* pc_relative */ 2212 0, /* bitpos */ 2213 complain_overflow_signed, /* complain_on_overflow */ 2214 _bfd_mips_elf_generic_reloc, /* special_function */ 2215 "R_MICROMIPS_PC7_S1", /* name */ 2216 true, /* partial_inplace */ 2217 0x0000007f, /* src_mask */ 2218 0x0000007f, /* dst_mask */ 2219 true), /* pcrel_offset */ 2220 2221 HOWTO (R_MICROMIPS_PC10_S1, /* type */ 2222 1, /* rightshift */ 2223 2, /* size */ 2224 10, /* bitsize */ 2225 true, /* pc_relative */ 2226 0, /* bitpos */ 2227 complain_overflow_signed, /* complain_on_overflow */ 2228 _bfd_mips_elf_generic_reloc, /* special_function */ 2229 "R_MICROMIPS_PC10_S1", /* name */ 2230 true, /* partial_inplace */ 2231 0x000003ff, /* src_mask */ 2232 0x000003ff, /* dst_mask */ 2233 true), /* pcrel_offset */ 2234 2235 HOWTO (R_MICROMIPS_PC16_S1, /* type */ 2236 1, /* rightshift */ 2237 4, /* size */ 2238 16, /* bitsize */ 2239 true, /* pc_relative */ 2240 0, /* bitpos */ 2241 complain_overflow_signed, /* complain_on_overflow */ 2242 _bfd_mips_elf_generic_reloc, /* special_function */ 2243 "R_MICROMIPS_PC16_S1", /* name */ 2244 true, /* partial_inplace */ 2245 0x0000ffff, /* src_mask */ 2246 0x0000ffff, /* dst_mask */ 2247 true), /* pcrel_offset */ 2248 2249 /* 16 bit call through global offset table. */ 2250 HOWTO (R_MICROMIPS_CALL16, /* type */ 2251 0, /* rightshift */ 2252 4, /* size */ 2253 16, /* bitsize */ 2254 false, /* pc_relative */ 2255 0, /* bitpos */ 2256 complain_overflow_signed, /* complain_on_overflow */ 2257 _bfd_mips_elf_generic_reloc, /* special_function */ 2258 "R_MICROMIPS_CALL16", /* name */ 2259 true, /* partial_inplace */ 2260 0x0000ffff, /* src_mask */ 2261 0x0000ffff, /* dst_mask */ 2262 false), /* pcrel_offset */ 2263 2264 EMPTY_HOWTO (143), 2265 EMPTY_HOWTO (144), 2266 2267 /* Displacement in the global offset table. */ 2268 HOWTO (R_MICROMIPS_GOT_DISP, /* type */ 2269 0, /* rightshift */ 2270 4, /* size */ 2271 16, /* bitsize */ 2272 false, /* pc_relative */ 2273 0, /* bitpos */ 2274 complain_overflow_signed, /* complain_on_overflow */ 2275 _bfd_mips_elf_generic_reloc, /* special_function */ 2276 "R_MICROMIPS_GOT_DISP",/* name */ 2277 true, /* partial_inplace */ 2278 0x0000ffff, /* src_mask */ 2279 0x0000ffff, /* dst_mask */ 2280 false), /* pcrel_offset */ 2281 2282 /* Displacement to page pointer in the global offset table. */ 2283 HOWTO (R_MICROMIPS_GOT_PAGE, /* type */ 2284 0, /* rightshift */ 2285 4, /* size */ 2286 16, /* bitsize */ 2287 false, /* pc_relative */ 2288 0, /* bitpos */ 2289 complain_overflow_signed, /* complain_on_overflow */ 2290 _bfd_mips_elf_generic_reloc, /* special_function */ 2291 "R_MICROMIPS_GOT_PAGE",/* name */ 2292 true, /* partial_inplace */ 2293 0x0000ffff, /* src_mask */ 2294 0x0000ffff, /* dst_mask */ 2295 false), /* pcrel_offset */ 2296 2297 /* Offset from page pointer in the global offset table. */ 2298 HOWTO (R_MICROMIPS_GOT_OFST, /* type */ 2299 0, /* rightshift */ 2300 4, /* size */ 2301 16, /* bitsize */ 2302 false, /* pc_relative */ 2303 0, /* bitpos */ 2304 complain_overflow_signed, /* complain_on_overflow */ 2305 _bfd_mips_elf_generic_reloc, /* special_function */ 2306 "R_MICROMIPS_GOT_OFST",/* name */ 2307 true, /* partial_inplace */ 2308 0x0000ffff, /* src_mask */ 2309 0x0000ffff, /* dst_mask */ 2310 false), /* pcrel_offset */ 2311 2312 /* High 16 bits of displacement in global offset table. */ 2313 HOWTO (R_MICROMIPS_GOT_HI16, /* type */ 2314 0, /* rightshift */ 2315 4, /* size */ 2316 16, /* bitsize */ 2317 false, /* pc_relative */ 2318 0, /* bitpos */ 2319 complain_overflow_dont, /* complain_on_overflow */ 2320 _bfd_mips_elf_generic_reloc, /* special_function */ 2321 "R_MICROMIPS_GOT_HI16",/* name */ 2322 true, /* partial_inplace */ 2323 0x0000ffff, /* src_mask */ 2324 0x0000ffff, /* dst_mask */ 2325 false), /* pcrel_offset */ 2326 2327 /* Low 16 bits of displacement in global offset table. */ 2328 HOWTO (R_MICROMIPS_GOT_LO16, /* type */ 2329 0, /* rightshift */ 2330 4, /* size */ 2331 16, /* bitsize */ 2332 false, /* pc_relative */ 2333 0, /* bitpos */ 2334 complain_overflow_dont, /* complain_on_overflow */ 2335 _bfd_mips_elf_generic_reloc, /* special_function */ 2336 "R_MICROMIPS_GOT_LO16",/* name */ 2337 true, /* partial_inplace */ 2338 0x0000ffff, /* src_mask */ 2339 0x0000ffff, /* dst_mask */ 2340 false), /* pcrel_offset */ 2341 2342 /* 64 bit subtraction. Used in the N32 ABI. */ 2343 HOWTO (R_MICROMIPS_SUB, /* type */ 2344 0, /* rightshift */ 2345 8, /* size */ 2346 64, /* bitsize */ 2347 false, /* pc_relative */ 2348 0, /* bitpos */ 2349 complain_overflow_dont, /* complain_on_overflow */ 2350 _bfd_mips_elf_generic_reloc, /* special_function */ 2351 "R_MICROMIPS_SUB", /* name */ 2352 true, /* partial_inplace */ 2353 MINUS_ONE, /* src_mask */ 2354 MINUS_ONE, /* dst_mask */ 2355 false), /* pcrel_offset */ 2356 2357 /* We don't support these for REL relocations, because it means building 2358 the addend from a R_MICROMIPS_HIGHEST/R_MICROMIPS_HIGHER/ 2359 R_MICROMIPS_HI16/R_MICROMIPS_LO16 sequence with varying ordering, 2360 using fallable heuristics. */ 2361 EMPTY_HOWTO (R_MICROMIPS_HIGHER), 2362 EMPTY_HOWTO (R_MICROMIPS_HIGHEST), 2363 2364 /* High 16 bits of displacement in global offset table. */ 2365 HOWTO (R_MICROMIPS_CALL_HI16, /* type */ 2366 0, /* rightshift */ 2367 4, /* size */ 2368 16, /* bitsize */ 2369 false, /* pc_relative */ 2370 0, /* bitpos */ 2371 complain_overflow_dont, /* complain_on_overflow */ 2372 _bfd_mips_elf_generic_reloc, /* special_function */ 2373 "R_MICROMIPS_CALL_HI16",/* name */ 2374 true, /* partial_inplace */ 2375 0x0000ffff, /* src_mask */ 2376 0x0000ffff, /* dst_mask */ 2377 false), /* pcrel_offset */ 2378 2379 /* Low 16 bits of displacement in global offset table. */ 2380 HOWTO (R_MICROMIPS_CALL_LO16, /* type */ 2381 0, /* rightshift */ 2382 4, /* size */ 2383 16, /* bitsize */ 2384 false, /* pc_relative */ 2385 0, /* bitpos */ 2386 complain_overflow_dont, /* complain_on_overflow */ 2387 _bfd_mips_elf_generic_reloc, /* special_function */ 2388 "R_MICROMIPS_CALL_LO16",/* name */ 2389 true, /* partial_inplace */ 2390 0x0000ffff, /* src_mask */ 2391 0x0000ffff, /* dst_mask */ 2392 false), /* pcrel_offset */ 2393 2394 /* Section displacement. */ 2395 HOWTO (R_MICROMIPS_SCN_DISP, /* type */ 2396 0, /* rightshift */ 2397 4, /* size */ 2398 32, /* bitsize */ 2399 false, /* pc_relative */ 2400 0, /* bitpos */ 2401 complain_overflow_dont, /* complain_on_overflow */ 2402 _bfd_mips_elf_generic_reloc, /* special_function */ 2403 "R_MICROMIPS_SCN_DISP", /* name */ 2404 true, /* partial_inplace */ 2405 0xffffffff, /* src_mask */ 2406 0xffffffff, /* dst_mask */ 2407 false), /* pcrel_offset */ 2408 2409 /* Protected jump conversion. This is an optimization hint. No 2410 relocation is required for correctness. */ 2411 HOWTO (R_MICROMIPS_JALR, /* type */ 2412 0, /* rightshift */ 2413 4, /* size */ 2414 32, /* bitsize */ 2415 false, /* pc_relative */ 2416 0, /* bitpos */ 2417 complain_overflow_dont, /* complain_on_overflow */ 2418 _bfd_mips_elf_generic_reloc, /* special_function */ 2419 "R_MICROMIPS_JALR", /* name */ 2420 false, /* partial_inplace */ 2421 0, /* src_mask */ 2422 0x00000000, /* dst_mask */ 2423 false), /* pcrel_offset */ 2424 2425 /* Low 16 bits of symbol value. Note that the high 16 bits of symbol values 2426 must be zero. This is used for relaxation. */ 2427 HOWTO (R_MICROMIPS_HI0_LO16, /* type */ 2428 0, /* rightshift */ 2429 4, /* size */ 2430 16, /* bitsize */ 2431 false, /* pc_relative */ 2432 0, /* bitpos */ 2433 complain_overflow_dont, /* complain_on_overflow */ 2434 _bfd_mips_elf_generic_reloc, /* special_function */ 2435 "R_MICROMIPS_HI0_LO16",/* name */ 2436 true, /* partial_inplace */ 2437 0x0000ffff, /* src_mask */ 2438 0x0000ffff, /* dst_mask */ 2439 false), /* pcrel_offset */ 2440 2441 EMPTY_HOWTO (158), 2442 EMPTY_HOWTO (159), 2443 EMPTY_HOWTO (160), 2444 EMPTY_HOWTO (161), 2445 2446 /* TLS general dynamic variable reference. */ 2447 HOWTO (R_MICROMIPS_TLS_GD, /* type */ 2448 0, /* rightshift */ 2449 4, /* size */ 2450 16, /* bitsize */ 2451 false, /* pc_relative */ 2452 0, /* bitpos */ 2453 complain_overflow_signed, /* complain_on_overflow */ 2454 _bfd_mips_elf_generic_reloc, /* special_function */ 2455 "R_MICROMIPS_TLS_GD", /* name */ 2456 true, /* partial_inplace */ 2457 0x0000ffff, /* src_mask */ 2458 0x0000ffff, /* dst_mask */ 2459 false), /* pcrel_offset */ 2460 2461 /* TLS local dynamic variable reference. */ 2462 HOWTO (R_MICROMIPS_TLS_LDM, /* type */ 2463 0, /* rightshift */ 2464 4, /* size */ 2465 16, /* bitsize */ 2466 false, /* pc_relative */ 2467 0, /* bitpos */ 2468 complain_overflow_signed, /* complain_on_overflow */ 2469 _bfd_mips_elf_generic_reloc, /* special_function */ 2470 "R_MICROMIPS_TLS_LDM", /* name */ 2471 true, /* partial_inplace */ 2472 0x0000ffff, /* src_mask */ 2473 0x0000ffff, /* dst_mask */ 2474 false), /* pcrel_offset */ 2475 2476 /* TLS local dynamic offset. */ 2477 HOWTO (R_MICROMIPS_TLS_DTPREL_HI16, /* type */ 2478 0, /* rightshift */ 2479 4, /* size */ 2480 16, /* bitsize */ 2481 false, /* pc_relative */ 2482 0, /* bitpos */ 2483 complain_overflow_signed, /* complain_on_overflow */ 2484 _bfd_mips_elf_generic_reloc, /* special_function */ 2485 "R_MICROMIPS_TLS_DTPREL_HI16", /* name */ 2486 true, /* partial_inplace */ 2487 0x0000ffff, /* src_mask */ 2488 0x0000ffff, /* dst_mask */ 2489 false), /* pcrel_offset */ 2490 2491 /* TLS local dynamic offset. */ 2492 HOWTO (R_MICROMIPS_TLS_DTPREL_LO16, /* type */ 2493 0, /* rightshift */ 2494 4, /* size */ 2495 16, /* bitsize */ 2496 false, /* pc_relative */ 2497 0, /* bitpos */ 2498 complain_overflow_signed, /* complain_on_overflow */ 2499 _bfd_mips_elf_generic_reloc, /* special_function */ 2500 "R_MICROMIPS_TLS_DTPREL_LO16", /* name */ 2501 true, /* partial_inplace */ 2502 0x0000ffff, /* src_mask */ 2503 0x0000ffff, /* dst_mask */ 2504 false), /* pcrel_offset */ 2505 2506 /* TLS thread pointer offset. */ 2507 HOWTO (R_MICROMIPS_TLS_GOTTPREL, /* type */ 2508 0, /* rightshift */ 2509 4, /* size */ 2510 16, /* bitsize */ 2511 false, /* pc_relative */ 2512 0, /* bitpos */ 2513 complain_overflow_signed, /* complain_on_overflow */ 2514 _bfd_mips_elf_generic_reloc, /* special_function */ 2515 "R_MICROMIPS_TLS_GOTTPREL", /* name */ 2516 true, /* partial_inplace */ 2517 0x0000ffff, /* src_mask */ 2518 0x0000ffff, /* dst_mask */ 2519 false), /* pcrel_offset */ 2520 2521 EMPTY_HOWTO (167), 2522 EMPTY_HOWTO (168), 2523 2524 /* TLS thread pointer offset. */ 2525 HOWTO (R_MICROMIPS_TLS_TPREL_HI16, /* type */ 2526 0, /* rightshift */ 2527 4, /* size */ 2528 16, /* bitsize */ 2529 false, /* pc_relative */ 2530 0, /* bitpos */ 2531 complain_overflow_signed, /* complain_on_overflow */ 2532 _bfd_mips_elf_generic_reloc, /* special_function */ 2533 "R_MICROMIPS_TLS_TPREL_HI16", /* name */ 2534 true, /* partial_inplace */ 2535 0x0000ffff, /* src_mask */ 2536 0x0000ffff, /* dst_mask */ 2537 false), /* pcrel_offset */ 2538 2539 /* TLS thread pointer offset. */ 2540 HOWTO (R_MICROMIPS_TLS_TPREL_LO16, /* type */ 2541 0, /* rightshift */ 2542 4, /* size */ 2543 16, /* bitsize */ 2544 false, /* pc_relative */ 2545 0, /* bitpos */ 2546 complain_overflow_signed, /* complain_on_overflow */ 2547 _bfd_mips_elf_generic_reloc, /* special_function */ 2548 "R_MICROMIPS_TLS_TPREL_LO16", /* name */ 2549 true, /* partial_inplace */ 2550 0x0000ffff, /* src_mask */ 2551 0x0000ffff, /* dst_mask */ 2552 false), /* pcrel_offset */ 2553 2554 EMPTY_HOWTO (171), 2555 2556 /* GP- and PC-relative relocations. */ 2557 HOWTO (R_MICROMIPS_GPREL7_S2, /* type */ 2558 2, /* rightshift */ 2559 2, /* size */ 2560 7, /* bitsize */ 2561 false, /* pc_relative */ 2562 0, /* bitpos */ 2563 complain_overflow_signed, /* complain_on_overflow */ 2564 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2565 "R_MICROMIPS_GPREL7_S2", /* name */ 2566 true, /* partial_inplace */ 2567 0x0000007f, /* src_mask */ 2568 0x0000007f, /* dst_mask */ 2569 false), /* pcrel_offset */ 2570 2571 HOWTO (R_MICROMIPS_PC23_S2, /* type */ 2572 2, /* rightshift */ 2573 4, /* size */ 2574 23, /* bitsize */ 2575 true, /* pc_relative */ 2576 0, /* bitpos */ 2577 complain_overflow_signed, /* complain_on_overflow */ 2578 _bfd_mips_elf_generic_reloc, /* special_function */ 2579 "R_MICROMIPS_PC23_S2", /* name */ 2580 true, /* partial_inplace */ 2581 0x007fffff, /* src_mask */ 2582 0x007fffff, /* dst_mask */ 2583 true), /* pcrel_offset */ 2584 }; 2585 2586 static reloc_howto_type micromips_elf64_howto_table_rela[] = 2587 { 2588 EMPTY_HOWTO (130), 2589 EMPTY_HOWTO (131), 2590 EMPTY_HOWTO (132), 2591 2592 /* 26 bit jump address. */ 2593 HOWTO (R_MICROMIPS_26_S1, /* type */ 2594 1, /* rightshift */ 2595 4, /* size */ 2596 26, /* bitsize */ 2597 false, /* pc_relative */ 2598 0, /* bitpos */ 2599 complain_overflow_dont, /* complain_on_overflow */ 2600 /* This needs complex overflow 2601 detection, because the upper four 2602 bits must match the PC. */ 2603 _bfd_mips_elf_generic_reloc, /* special_function */ 2604 "R_MICROMIPS_26_S1", /* name */ 2605 false, /* partial_inplace */ 2606 0, /* src_mask */ 2607 0x3ffffff, /* dst_mask */ 2608 false), /* pcrel_offset */ 2609 2610 /* High 16 bits of symbol value. */ 2611 HOWTO (R_MICROMIPS_HI16, /* type */ 2612 16, /* rightshift */ 2613 4, /* size */ 2614 16, /* bitsize */ 2615 false, /* pc_relative */ 2616 0, /* bitpos */ 2617 complain_overflow_dont, /* complain_on_overflow */ 2618 _bfd_mips_elf_hi16_reloc, /* special_function */ 2619 "R_MICROMIPS_HI16", /* name */ 2620 false, /* partial_inplace */ 2621 0, /* src_mask */ 2622 0x0000ffff, /* dst_mask */ 2623 false), /* pcrel_offset */ 2624 2625 /* Low 16 bits of symbol value. */ 2626 HOWTO (R_MICROMIPS_LO16, /* type */ 2627 0, /* rightshift */ 2628 4, /* size */ 2629 16, /* bitsize */ 2630 false, /* pc_relative */ 2631 0, /* bitpos */ 2632 complain_overflow_dont, /* complain_on_overflow */ 2633 _bfd_mips_elf_lo16_reloc, /* special_function */ 2634 "R_MICROMIPS_LO16", /* name */ 2635 false, /* partial_inplace */ 2636 0, /* src_mask */ 2637 0x0000ffff, /* dst_mask */ 2638 false), /* pcrel_offset */ 2639 2640 /* GP relative reference. */ 2641 HOWTO (R_MICROMIPS_GPREL16, /* type */ 2642 0, /* rightshift */ 2643 4, /* size */ 2644 16, /* bitsize */ 2645 false, /* pc_relative */ 2646 0, /* bitpos */ 2647 complain_overflow_signed, /* complain_on_overflow */ 2648 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2649 "R_MICROMIPS_GPREL16", /* name */ 2650 false, /* partial_inplace */ 2651 0, /* src_mask */ 2652 0x0000ffff, /* dst_mask */ 2653 false), /* pcrel_offset */ 2654 2655 /* Reference to literal section. */ 2656 HOWTO (R_MICROMIPS_LITERAL, /* type */ 2657 0, /* rightshift */ 2658 4, /* size */ 2659 16, /* bitsize */ 2660 false, /* pc_relative */ 2661 0, /* bitpos */ 2662 complain_overflow_signed, /* complain_on_overflow */ 2663 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2664 "R_MICROMIPS_LITERAL", /* name */ 2665 false, /* partial_inplace */ 2666 0, /* src_mask */ 2667 0x0000ffff, /* dst_mask */ 2668 false), /* pcrel_offset */ 2669 2670 /* Reference to global offset table. */ 2671 HOWTO (R_MICROMIPS_GOT16, /* type */ 2672 0, /* rightshift */ 2673 4, /* size */ 2674 16, /* bitsize */ 2675 false, /* pc_relative */ 2676 0, /* bitpos */ 2677 complain_overflow_signed, /* complain_on_overflow */ 2678 _bfd_mips_elf_got16_reloc, /* special_function */ 2679 "R_MICROMIPS_GOT16", /* name */ 2680 false, /* partial_inplace */ 2681 0, /* src_mask */ 2682 0x0000ffff, /* dst_mask */ 2683 false), /* pcrel_offset */ 2684 2685 /* This is for microMIPS branches. */ 2686 HOWTO (R_MICROMIPS_PC7_S1, /* type */ 2687 1, /* rightshift */ 2688 2, /* size */ 2689 7, /* bitsize */ 2690 true, /* pc_relative */ 2691 0, /* bitpos */ 2692 complain_overflow_signed, /* complain_on_overflow */ 2693 _bfd_mips_elf_generic_reloc, /* special_function */ 2694 "R_MICROMIPS_PC7_S1", /* name */ 2695 false, /* partial_inplace */ 2696 0, /* src_mask */ 2697 0x0000007f, /* dst_mask */ 2698 true), /* pcrel_offset */ 2699 2700 HOWTO (R_MICROMIPS_PC10_S1, /* type */ 2701 1, /* rightshift */ 2702 2, /* size */ 2703 10, /* bitsize */ 2704 true, /* pc_relative */ 2705 0, /* bitpos */ 2706 complain_overflow_signed, /* complain_on_overflow */ 2707 _bfd_mips_elf_generic_reloc, /* special_function */ 2708 "R_MICROMIPS_PC10_S1", /* name */ 2709 false, /* partial_inplace */ 2710 0, /* src_mask */ 2711 0x000003ff, /* dst_mask */ 2712 true), /* pcrel_offset */ 2713 2714 HOWTO (R_MICROMIPS_PC16_S1, /* type */ 2715 1, /* rightshift */ 2716 4, /* size */ 2717 16, /* bitsize */ 2718 true, /* pc_relative */ 2719 0, /* bitpos */ 2720 complain_overflow_signed, /* complain_on_overflow */ 2721 _bfd_mips_elf_generic_reloc, /* special_function */ 2722 "R_MICROMIPS_PC16_S1", /* name */ 2723 false, /* partial_inplace */ 2724 0, /* src_mask */ 2725 0x0000ffff, /* dst_mask */ 2726 true), /* pcrel_offset */ 2727 2728 /* 16 bit call through global offset table. */ 2729 HOWTO (R_MICROMIPS_CALL16, /* type */ 2730 0, /* rightshift */ 2731 4, /* size */ 2732 16, /* bitsize */ 2733 false, /* pc_relative */ 2734 0, /* bitpos */ 2735 complain_overflow_signed, /* complain_on_overflow */ 2736 _bfd_mips_elf_generic_reloc, /* special_function */ 2737 "R_MICROMIPS_CALL16", /* name */ 2738 false, /* partial_inplace */ 2739 0, /* src_mask */ 2740 0x0000ffff, /* dst_mask */ 2741 false), /* pcrel_offset */ 2742 2743 EMPTY_HOWTO (143), 2744 EMPTY_HOWTO (144), 2745 2746 /* Displacement in the global offset table. */ 2747 HOWTO (R_MICROMIPS_GOT_DISP, /* type */ 2748 0, /* rightshift */ 2749 4, /* size */ 2750 16, /* bitsize */ 2751 false, /* pc_relative */ 2752 0, /* bitpos */ 2753 complain_overflow_signed, /* complain_on_overflow */ 2754 _bfd_mips_elf_generic_reloc, /* special_function */ 2755 "R_MICROMIPS_GOT_DISP",/* name */ 2756 false, /* partial_inplace */ 2757 0, /* src_mask */ 2758 0x0000ffff, /* dst_mask */ 2759 false), /* pcrel_offset */ 2760 2761 /* Displacement to page pointer in the global offset table. */ 2762 HOWTO (R_MICROMIPS_GOT_PAGE, /* type */ 2763 0, /* rightshift */ 2764 4, /* size */ 2765 16, /* bitsize */ 2766 false, /* pc_relative */ 2767 0, /* bitpos */ 2768 complain_overflow_signed, /* complain_on_overflow */ 2769 _bfd_mips_elf_generic_reloc, /* special_function */ 2770 "R_MICROMIPS_GOT_PAGE",/* name */ 2771 false, /* partial_inplace */ 2772 0, /* src_mask */ 2773 0x0000ffff, /* dst_mask */ 2774 false), /* pcrel_offset */ 2775 2776 /* Offset from page pointer in the global offset table. */ 2777 HOWTO (R_MICROMIPS_GOT_OFST, /* type */ 2778 0, /* rightshift */ 2779 4, /* size */ 2780 16, /* bitsize */ 2781 false, /* pc_relative */ 2782 0, /* bitpos */ 2783 complain_overflow_signed, /* complain_on_overflow */ 2784 _bfd_mips_elf_generic_reloc, /* special_function */ 2785 "R_MICROMIPS_GOT_OFST",/* name */ 2786 false, /* partial_inplace */ 2787 0, /* src_mask */ 2788 0x0000ffff, /* dst_mask */ 2789 false), /* pcrel_offset */ 2790 2791 /* High 16 bits of displacement in global offset table. */ 2792 HOWTO (R_MICROMIPS_GOT_HI16, /* type */ 2793 0, /* rightshift */ 2794 4, /* size */ 2795 16, /* bitsize */ 2796 false, /* pc_relative */ 2797 0, /* bitpos */ 2798 complain_overflow_dont, /* complain_on_overflow */ 2799 _bfd_mips_elf_generic_reloc, /* special_function */ 2800 "R_MICROMIPS_GOT_HI16",/* name */ 2801 false, /* partial_inplace */ 2802 0, /* src_mask */ 2803 0x0000ffff, /* dst_mask */ 2804 false), /* pcrel_offset */ 2805 2806 /* Low 16 bits of displacement in global offset table. */ 2807 HOWTO (R_MICROMIPS_GOT_LO16, /* type */ 2808 0, /* rightshift */ 2809 4, /* size */ 2810 16, /* bitsize */ 2811 false, /* pc_relative */ 2812 0, /* bitpos */ 2813 complain_overflow_dont, /* complain_on_overflow */ 2814 _bfd_mips_elf_generic_reloc, /* special_function */ 2815 "R_MICROMIPS_GOT_LO16",/* name */ 2816 false, /* partial_inplace */ 2817 0, /* src_mask */ 2818 0x0000ffff, /* dst_mask */ 2819 false), /* pcrel_offset */ 2820 2821 /* 64 bit subtraction. Used in the N32 ABI. */ 2822 HOWTO (R_MICROMIPS_SUB, /* type */ 2823 0, /* rightshift */ 2824 8, /* size */ 2825 64, /* bitsize */ 2826 false, /* pc_relative */ 2827 0, /* bitpos */ 2828 complain_overflow_dont, /* complain_on_overflow */ 2829 _bfd_mips_elf_generic_reloc, /* special_function */ 2830 "R_MICROMIPS_SUB", /* name */ 2831 false, /* partial_inplace */ 2832 0, /* src_mask */ 2833 MINUS_ONE, /* dst_mask */ 2834 false), /* pcrel_offset */ 2835 2836 /* Get the higher value of a 64 bit addend. */ 2837 HOWTO (R_MICROMIPS_HIGHER, /* type */ 2838 0, /* rightshift */ 2839 4, /* size */ 2840 16, /* bitsize */ 2841 false, /* pc_relative */ 2842 0, /* bitpos */ 2843 complain_overflow_dont, /* complain_on_overflow */ 2844 _bfd_mips_elf_generic_reloc, /* special_function */ 2845 "R_MICROMIPS_HIGHER", /* name */ 2846 false, /* partial_inplace */ 2847 0, /* src_mask */ 2848 0x0000ffff, /* dst_mask */ 2849 false), /* pcrel_offset */ 2850 2851 /* Get the highest value of a 64 bit addend. */ 2852 HOWTO (R_MICROMIPS_HIGHEST, /* type */ 2853 0, /* rightshift */ 2854 4, /* size */ 2855 16, /* bitsize */ 2856 false, /* pc_relative */ 2857 0, /* bitpos */ 2858 complain_overflow_dont, /* complain_on_overflow */ 2859 _bfd_mips_elf_generic_reloc, /* special_function */ 2860 "R_MICROMIPS_HIGHEST", /* name */ 2861 false, /* partial_inplace */ 2862 0, /* src_mask */ 2863 0x0000ffff, /* dst_mask */ 2864 false), /* pcrel_offset */ 2865 2866 /* High 16 bits of displacement in global offset table. */ 2867 HOWTO (R_MICROMIPS_CALL_HI16, /* type */ 2868 0, /* rightshift */ 2869 4, /* size */ 2870 16, /* bitsize */ 2871 false, /* pc_relative */ 2872 0, /* bitpos */ 2873 complain_overflow_dont, /* complain_on_overflow */ 2874 _bfd_mips_elf_generic_reloc, /* special_function */ 2875 "R_MICROMIPS_CALL_HI16",/* name */ 2876 false, /* partial_inplace */ 2877 0, /* src_mask */ 2878 0x0000ffff, /* dst_mask */ 2879 false), /* pcrel_offset */ 2880 2881 /* Low 16 bits of displacement in global offset table. */ 2882 HOWTO (R_MICROMIPS_CALL_LO16, /* type */ 2883 0, /* rightshift */ 2884 4, /* size */ 2885 16, /* bitsize */ 2886 false, /* pc_relative */ 2887 0, /* bitpos */ 2888 complain_overflow_dont, /* complain_on_overflow */ 2889 _bfd_mips_elf_generic_reloc, /* special_function */ 2890 "R_MICROMIPS_CALL_LO16",/* name */ 2891 false, /* partial_inplace */ 2892 0, /* src_mask */ 2893 0x0000ffff, /* dst_mask */ 2894 false), /* pcrel_offset */ 2895 2896 /* Section displacement. */ 2897 HOWTO (R_MICROMIPS_SCN_DISP, /* type */ 2898 0, /* rightshift */ 2899 4, /* size */ 2900 32, /* bitsize */ 2901 false, /* pc_relative */ 2902 0, /* bitpos */ 2903 complain_overflow_dont, /* complain_on_overflow */ 2904 _bfd_mips_elf_generic_reloc, /* special_function */ 2905 "R_MICROMIPS_SCN_DISP", /* name */ 2906 false, /* partial_inplace */ 2907 0, /* src_mask */ 2908 0xffffffff, /* dst_mask */ 2909 false), /* pcrel_offset */ 2910 2911 /* Protected jump conversion. This is an optimization hint. No 2912 relocation is required for correctness. */ 2913 HOWTO (R_MICROMIPS_JALR, /* type */ 2914 0, /* rightshift */ 2915 4, /* size */ 2916 32, /* bitsize */ 2917 false, /* pc_relative */ 2918 0, /* bitpos */ 2919 complain_overflow_dont, /* complain_on_overflow */ 2920 _bfd_mips_elf_generic_reloc, /* special_function */ 2921 "R_MICROMIPS_JALR", /* name */ 2922 false, /* partial_inplace */ 2923 0, /* src_mask */ 2924 0x00000000, /* dst_mask */ 2925 false), /* pcrel_offset */ 2926 2927 /* Low 16 bits of symbol value. Note that the high 16 bits of symbol values 2928 must be zero. This is used for relaxation. */ 2929 HOWTO (R_MICROMIPS_HI0_LO16, /* type */ 2930 0, /* rightshift */ 2931 4, /* size */ 2932 16, /* bitsize */ 2933 false, /* pc_relative */ 2934 0, /* bitpos */ 2935 complain_overflow_dont, /* complain_on_overflow */ 2936 _bfd_mips_elf_generic_reloc, /* special_function */ 2937 "R_MICROMIPS_HI0_LO16",/* name */ 2938 false, /* partial_inplace */ 2939 0, /* src_mask */ 2940 0x0000ffff, /* dst_mask */ 2941 false), /* pcrel_offset */ 2942 2943 EMPTY_HOWTO (158), 2944 EMPTY_HOWTO (159), 2945 EMPTY_HOWTO (160), 2946 EMPTY_HOWTO (161), 2947 2948 /* TLS general dynamic variable reference. */ 2949 HOWTO (R_MICROMIPS_TLS_GD, /* type */ 2950 0, /* rightshift */ 2951 4, /* size */ 2952 16, /* bitsize */ 2953 false, /* pc_relative */ 2954 0, /* bitpos */ 2955 complain_overflow_signed, /* complain_on_overflow */ 2956 _bfd_mips_elf_generic_reloc, /* special_function */ 2957 "R_MICROMIPS_TLS_GD", /* name */ 2958 false, /* partial_inplace */ 2959 0, /* src_mask */ 2960 0x0000ffff, /* dst_mask */ 2961 false), /* pcrel_offset */ 2962 2963 /* TLS local dynamic variable reference. */ 2964 HOWTO (R_MICROMIPS_TLS_LDM, /* type */ 2965 0, /* rightshift */ 2966 4, /* size */ 2967 16, /* bitsize */ 2968 false, /* pc_relative */ 2969 0, /* bitpos */ 2970 complain_overflow_signed, /* complain_on_overflow */ 2971 _bfd_mips_elf_generic_reloc, /* special_function */ 2972 "R_MICROMIPS_TLS_LDM", /* name */ 2973 false, /* partial_inplace */ 2974 0, /* src_mask */ 2975 0x0000ffff, /* dst_mask */ 2976 false), /* pcrel_offset */ 2977 2978 /* TLS local dynamic offset. */ 2979 HOWTO (R_MICROMIPS_TLS_DTPREL_HI16, /* type */ 2980 0, /* rightshift */ 2981 4, /* size */ 2982 16, /* bitsize */ 2983 false, /* pc_relative */ 2984 0, /* bitpos */ 2985 complain_overflow_signed, /* complain_on_overflow */ 2986 _bfd_mips_elf_generic_reloc, /* special_function */ 2987 "R_MICROMIPS_TLS_DTPREL_HI16", /* name */ 2988 false, /* partial_inplace */ 2989 0, /* src_mask */ 2990 0x0000ffff, /* dst_mask */ 2991 false), /* pcrel_offset */ 2992 2993 /* TLS local dynamic offset. */ 2994 HOWTO (R_MICROMIPS_TLS_DTPREL_LO16, /* type */ 2995 0, /* rightshift */ 2996 4, /* size */ 2997 16, /* bitsize */ 2998 false, /* pc_relative */ 2999 0, /* bitpos */ 3000 complain_overflow_signed, /* complain_on_overflow */ 3001 _bfd_mips_elf_generic_reloc, /* special_function */ 3002 "R_MICROMIPS_TLS_DTPREL_LO16", /* name */ 3003 false, /* partial_inplace */ 3004 0, /* src_mask */ 3005 0x0000ffff, /* dst_mask */ 3006 false), /* pcrel_offset */ 3007 3008 /* TLS thread pointer offset. */ 3009 HOWTO (R_MICROMIPS_TLS_GOTTPREL, /* type */ 3010 0, /* rightshift */ 3011 4, /* size */ 3012 16, /* bitsize */ 3013 false, /* pc_relative */ 3014 0, /* bitpos */ 3015 complain_overflow_signed, /* complain_on_overflow */ 3016 _bfd_mips_elf_generic_reloc, /* special_function */ 3017 "R_MICROMIPS_TLS_GOTTPREL", /* name */ 3018 false, /* partial_inplace */ 3019 0, /* src_mask */ 3020 0x0000ffff, /* dst_mask */ 3021 false), /* pcrel_offset */ 3022 3023 EMPTY_HOWTO (167), 3024 EMPTY_HOWTO (168), 3025 3026 /* TLS thread pointer offset. */ 3027 HOWTO (R_MICROMIPS_TLS_TPREL_HI16, /* type */ 3028 0, /* rightshift */ 3029 4, /* size */ 3030 16, /* bitsize */ 3031 false, /* pc_relative */ 3032 0, /* bitpos */ 3033 complain_overflow_signed, /* complain_on_overflow */ 3034 _bfd_mips_elf_generic_reloc, /* special_function */ 3035 "R_MICROMIPS_TLS_TPREL_HI16", /* name */ 3036 false, /* partial_inplace */ 3037 0, /* src_mask */ 3038 0x0000ffff, /* dst_mask */ 3039 false), /* pcrel_offset */ 3040 3041 /* TLS thread pointer offset. */ 3042 HOWTO (R_MICROMIPS_TLS_TPREL_LO16, /* type */ 3043 0, /* rightshift */ 3044 4, /* size */ 3045 16, /* bitsize */ 3046 false, /* pc_relative */ 3047 0, /* bitpos */ 3048 complain_overflow_signed, /* complain_on_overflow */ 3049 _bfd_mips_elf_generic_reloc, /* special_function */ 3050 "R_MICROMIPS_TLS_TPREL_LO16", /* name */ 3051 false, /* partial_inplace */ 3052 0, /* src_mask */ 3053 0x0000ffff, /* dst_mask */ 3054 false), /* pcrel_offset */ 3055 3056 EMPTY_HOWTO (171), 3057 3058 /* GP- and PC-relative relocations. */ 3059 HOWTO (R_MICROMIPS_GPREL7_S2, /* type */ 3060 2, /* rightshift */ 3061 2, /* size */ 3062 7, /* bitsize */ 3063 false, /* pc_relative */ 3064 0, /* bitpos */ 3065 complain_overflow_signed, /* complain_on_overflow */ 3066 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 3067 "R_MICROMIPS_GPREL7_S2", /* name */ 3068 false, /* partial_inplace */ 3069 0, /* src_mask */ 3070 0x0000007f, /* dst_mask */ 3071 false), /* pcrel_offset */ 3072 3073 HOWTO (R_MICROMIPS_PC23_S2, /* type */ 3074 2, /* rightshift */ 3075 4, /* size */ 3076 23, /* bitsize */ 3077 true, /* pc_relative */ 3078 0, /* bitpos */ 3079 complain_overflow_signed, /* complain_on_overflow */ 3080 _bfd_mips_elf_generic_reloc, /* special_function */ 3081 "R_MICROMIPS_PC23_S2", /* name */ 3082 false, /* partial_inplace */ 3083 0, /* src_mask */ 3084 0x007fffff, /* dst_mask */ 3085 true), /* pcrel_offset */ 3086 }; 3087 3088 /* GNU extension to record C++ vtable hierarchy */ 3089 static reloc_howto_type elf_mips_gnu_vtinherit_howto = 3090 HOWTO (R_MIPS_GNU_VTINHERIT, /* type */ 3091 0, /* rightshift */ 3092 4, /* size */ 3093 0, /* bitsize */ 3094 false, /* pc_relative */ 3095 0, /* bitpos */ 3096 complain_overflow_dont, /* complain_on_overflow */ 3097 NULL, /* special_function */ 3098 "R_MIPS_GNU_VTINHERIT", /* name */ 3099 false, /* partial_inplace */ 3100 0, /* src_mask */ 3101 0, /* dst_mask */ 3102 false); /* pcrel_offset */ 3103 3104 /* GNU extension to record C++ vtable member usage */ 3105 static reloc_howto_type elf_mips_gnu_vtentry_howto = 3106 HOWTO (R_MIPS_GNU_VTENTRY, /* type */ 3107 0, /* rightshift */ 3108 4, /* size */ 3109 0, /* bitsize */ 3110 false, /* pc_relative */ 3111 0, /* bitpos */ 3112 complain_overflow_dont, /* complain_on_overflow */ 3113 _bfd_elf_rel_vtable_reloc_fn, /* special_function */ 3114 "R_MIPS_GNU_VTENTRY", /* name */ 3115 false, /* partial_inplace */ 3116 0, /* src_mask */ 3117 0, /* dst_mask */ 3118 false); /* pcrel_offset */ 3119 3120 /* 16 bit offset for pc-relative branches. */ 3121 static reloc_howto_type elf_mips_gnu_rel16_s2 = 3122 HOWTO (R_MIPS_GNU_REL16_S2, /* type */ 3123 2, /* rightshift */ 3124 4, /* size */ 3125 16, /* bitsize */ 3126 true, /* pc_relative */ 3127 0, /* bitpos */ 3128 complain_overflow_signed, /* complain_on_overflow */ 3129 _bfd_mips_elf_generic_reloc, /* special_function */ 3130 "R_MIPS_GNU_REL16_S2", /* name */ 3131 true, /* partial_inplace */ 3132 0x0000ffff, /* src_mask */ 3133 0x0000ffff, /* dst_mask */ 3134 true); /* pcrel_offset */ 3135 3136 /* 16 bit offset for pc-relative branches. */ 3137 static reloc_howto_type elf_mips_gnu_rela16_s2 = 3138 HOWTO (R_MIPS_GNU_REL16_S2, /* type */ 3139 2, /* rightshift */ 3140 4, /* size */ 3141 16, /* bitsize */ 3142 true, /* pc_relative */ 3143 0, /* bitpos */ 3144 complain_overflow_signed, /* complain_on_overflow */ 3145 _bfd_mips_elf_generic_reloc, /* special_function */ 3146 "R_MIPS_GNU_REL16_S2", /* name */ 3147 false, /* partial_inplace */ 3148 0, /* src_mask */ 3149 0x0000ffff, /* dst_mask */ 3150 true); /* pcrel_offset */ 3151 3152 /* 32 bit pc-relative. Used for compact EH tables. */ 3153 static reloc_howto_type elf_mips_gnu_pcrel32 = 3154 HOWTO (R_MIPS_PC32, /* type */ 3155 0, /* rightshift */ 3156 4, /* size */ 3157 32, /* bitsize */ 3158 true, /* pc_relative */ 3159 0, /* bitpos */ 3160 complain_overflow_signed, /* complain_on_overflow */ 3161 _bfd_mips_elf_generic_reloc, /* special_function */ 3162 "R_MIPS_PC32", /* name */ 3163 true, /* partial_inplace */ 3164 0xffffffff, /* src_mask */ 3165 0xffffffff, /* dst_mask */ 3166 true); /* pcrel_offset */ 3167 3168 3169 /* Originally a VxWorks extension, but now used for other systems too. */ 3170 static reloc_howto_type elf_mips_copy_howto = 3171 HOWTO (R_MIPS_COPY, /* type */ 3172 0, /* rightshift */ 3173 0, /* this one is variable size */ 3174 0, /* bitsize */ 3175 false, /* pc_relative */ 3176 0, /* bitpos */ 3177 complain_overflow_bitfield, /* complain_on_overflow */ 3178 _bfd_mips_elf_generic_reloc, /* special_function */ 3179 "R_MIPS_COPY", /* name */ 3180 false, /* partial_inplace */ 3181 0x0, /* src_mask */ 3182 0x0, /* dst_mask */ 3183 false); /* pcrel_offset */ 3184 3185 /* Originally a VxWorks extension, but now used for other systems too. */ 3186 static reloc_howto_type elf_mips_jump_slot_howto = 3187 HOWTO (R_MIPS_JUMP_SLOT, /* type */ 3188 0, /* rightshift */ 3189 8, /* size */ 3190 64, /* bitsize */ 3191 false, /* pc_relative */ 3192 0, /* bitpos */ 3193 complain_overflow_bitfield, /* complain_on_overflow */ 3194 _bfd_mips_elf_generic_reloc, /* special_function */ 3195 "R_MIPS_JUMP_SLOT", /* name */ 3196 false, /* partial_inplace */ 3197 0x0, /* src_mask */ 3198 0x0, /* dst_mask */ 3199 false); /* pcrel_offset */ 3200 3201 /* Used in EH tables. */ 3202 static reloc_howto_type elf_mips_eh_howto = 3203 HOWTO (R_MIPS_EH, /* type */ 3204 0, /* rightshift */ 3205 4, /* size */ 3206 32, /* bitsize */ 3207 false, /* pc_relative */ 3208 0, /* bitpos */ 3209 complain_overflow_signed, /* complain_on_overflow */ 3210 _bfd_mips_elf_generic_reloc, /* special_function */ 3211 "R_MIPS_EH", /* name */ 3212 true, /* partial_inplace */ 3213 0xffffffff, /* src_mask */ 3214 0xffffffff, /* dst_mask */ 3215 false); /* pcrel_offset */ 3216 3217 3218 /* Swap in a MIPS 64-bit Rel reloc. */ 3219 3220 static void 3221 mips_elf64_swap_reloc_in (bfd *abfd, const Elf64_Mips_External_Rel *src, 3222 Elf64_Mips_Internal_Rela *dst) 3223 { 3224 dst->r_offset = H_GET_64 (abfd, src->r_offset); 3225 dst->r_sym = H_GET_32 (abfd, src->r_sym); 3226 dst->r_ssym = H_GET_8 (abfd, src->r_ssym); 3227 dst->r_type3 = H_GET_8 (abfd, src->r_type3); 3228 dst->r_type2 = H_GET_8 (abfd, src->r_type2); 3229 dst->r_type = H_GET_8 (abfd, src->r_type); 3230 dst->r_addend = 0; 3231 } 3232 3233 /* Swap in a MIPS 64-bit Rela reloc. */ 3234 3235 static void 3236 mips_elf64_swap_reloca_in (bfd *abfd, const Elf64_Mips_External_Rela *src, 3237 Elf64_Mips_Internal_Rela *dst) 3238 { 3239 dst->r_offset = H_GET_64 (abfd, src->r_offset); 3240 dst->r_sym = H_GET_32 (abfd, src->r_sym); 3241 dst->r_ssym = H_GET_8 (abfd, src->r_ssym); 3242 dst->r_type3 = H_GET_8 (abfd, src->r_type3); 3243 dst->r_type2 = H_GET_8 (abfd, src->r_type2); 3244 dst->r_type = H_GET_8 (abfd, src->r_type); 3245 dst->r_addend = H_GET_S64 (abfd, src->r_addend); 3246 } 3247 3248 /* Swap out a MIPS 64-bit Rel reloc. */ 3249 3250 static void 3251 mips_elf64_swap_reloc_out (bfd *abfd, const Elf64_Mips_Internal_Rela *src, 3252 Elf64_Mips_External_Rel *dst) 3253 { 3254 H_PUT_64 (abfd, src->r_offset, dst->r_offset); 3255 H_PUT_32 (abfd, src->r_sym, dst->r_sym); 3256 H_PUT_8 (abfd, src->r_ssym, dst->r_ssym); 3257 H_PUT_8 (abfd, src->r_type3, dst->r_type3); 3258 H_PUT_8 (abfd, src->r_type2, dst->r_type2); 3259 H_PUT_8 (abfd, src->r_type, dst->r_type); 3260 } 3261 3262 /* Swap out a MIPS 64-bit Rela reloc. */ 3263 3264 static void 3265 mips_elf64_swap_reloca_out (bfd *abfd, const Elf64_Mips_Internal_Rela *src, 3266 Elf64_Mips_External_Rela *dst) 3267 { 3268 H_PUT_64 (abfd, src->r_offset, dst->r_offset); 3269 H_PUT_32 (abfd, src->r_sym, dst->r_sym); 3270 H_PUT_8 (abfd, src->r_ssym, dst->r_ssym); 3271 H_PUT_8 (abfd, src->r_type3, dst->r_type3); 3272 H_PUT_8 (abfd, src->r_type2, dst->r_type2); 3273 H_PUT_8 (abfd, src->r_type, dst->r_type); 3274 H_PUT_S64 (abfd, src->r_addend, dst->r_addend); 3275 } 3276 3277 /* Swap in a MIPS 64-bit Rel reloc. */ 3278 3279 static void 3280 mips_elf64_be_swap_reloc_in (bfd *abfd, const bfd_byte *src, 3281 Elf_Internal_Rela *dst) 3282 { 3283 Elf64_Mips_Internal_Rela mirel; 3284 3285 mips_elf64_swap_reloc_in (abfd, 3286 (const Elf64_Mips_External_Rel *) src, 3287 &mirel); 3288 3289 dst[0].r_offset = mirel.r_offset; 3290 dst[0].r_info = ELF64_R_INFO (mirel.r_sym, mirel.r_type); 3291 dst[0].r_addend = 0; 3292 dst[1].r_offset = mirel.r_offset; 3293 dst[1].r_info = ELF64_R_INFO (mirel.r_ssym, mirel.r_type2); 3294 dst[1].r_addend = 0; 3295 dst[2].r_offset = mirel.r_offset; 3296 dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirel.r_type3); 3297 dst[2].r_addend = 0; 3298 } 3299 3300 /* Swap in a MIPS 64-bit Rela reloc. */ 3301 3302 static void 3303 mips_elf64_be_swap_reloca_in (bfd *abfd, const bfd_byte *src, 3304 Elf_Internal_Rela *dst) 3305 { 3306 Elf64_Mips_Internal_Rela mirela; 3307 3308 mips_elf64_swap_reloca_in (abfd, 3309 (const Elf64_Mips_External_Rela *) src, 3310 &mirela); 3311 3312 dst[0].r_offset = mirela.r_offset; 3313 dst[0].r_info = ELF64_R_INFO (mirela.r_sym, mirela.r_type); 3314 dst[0].r_addend = mirela.r_addend; 3315 dst[1].r_offset = mirela.r_offset; 3316 dst[1].r_info = ELF64_R_INFO (mirela.r_ssym, mirela.r_type2); 3317 dst[1].r_addend = 0; 3318 dst[2].r_offset = mirela.r_offset; 3319 dst[2].r_info = ELF64_R_INFO (STN_UNDEF, mirela.r_type3); 3320 dst[2].r_addend = 0; 3321 } 3322 3323 /* Swap out a MIPS 64-bit Rel reloc. */ 3324 3325 static void 3326 mips_elf64_be_swap_reloc_out (bfd *abfd, const Elf_Internal_Rela *src, 3327 bfd_byte *dst) 3328 { 3329 Elf64_Mips_Internal_Rela mirel; 3330 3331 mirel.r_offset = src[0].r_offset; 3332 BFD_ASSERT(src[0].r_offset == src[1].r_offset); 3333 BFD_ASSERT(src[0].r_offset == src[2].r_offset); 3334 3335 mirel.r_type = ELF64_MIPS_R_TYPE (src[0].r_info); 3336 mirel.r_sym = ELF64_R_SYM (src[0].r_info); 3337 mirel.r_type2 = ELF64_MIPS_R_TYPE (src[1].r_info); 3338 mirel.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info); 3339 mirel.r_type3 = ELF64_MIPS_R_TYPE (src[2].r_info); 3340 3341 mips_elf64_swap_reloc_out (abfd, &mirel, 3342 (Elf64_Mips_External_Rel *) dst); 3343 } 3344 3345 /* Swap out a MIPS 64-bit Rela reloc. */ 3346 3347 static void 3348 mips_elf64_be_swap_reloca_out (bfd *abfd, const Elf_Internal_Rela *src, 3349 bfd_byte *dst) 3350 { 3351 Elf64_Mips_Internal_Rela mirela; 3352 3353 mirela.r_offset = src[0].r_offset; 3354 BFD_ASSERT(src[0].r_offset == src[1].r_offset); 3355 BFD_ASSERT(src[0].r_offset == src[2].r_offset); 3356 3357 mirela.r_type = ELF64_MIPS_R_TYPE (src[0].r_info); 3358 mirela.r_sym = ELF64_R_SYM (src[0].r_info); 3359 mirela.r_addend = src[0].r_addend; 3360 BFD_ASSERT(src[1].r_addend == 0); 3361 BFD_ASSERT(src[2].r_addend == 0); 3362 3363 mirela.r_type2 = ELF64_MIPS_R_TYPE (src[1].r_info); 3364 mirela.r_ssym = ELF64_MIPS_R_SSYM (src[1].r_info); 3365 mirela.r_type3 = ELF64_MIPS_R_TYPE (src[2].r_info); 3366 3367 mips_elf64_swap_reloca_out (abfd, &mirela, 3368 (Elf64_Mips_External_Rela *) dst); 3369 } 3370 3371 /* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a 3372 dangerous relocation. */ 3373 3374 static bool 3375 mips_elf64_assign_gp (bfd *output_bfd, bfd_vma *pgp) 3376 { 3377 unsigned int count; 3378 asymbol **sym; 3379 unsigned int i; 3380 3381 /* If we've already figured out what GP will be, just return it. */ 3382 *pgp = _bfd_get_gp_value (output_bfd); 3383 if (*pgp) 3384 return true; 3385 3386 count = bfd_get_symcount (output_bfd); 3387 sym = bfd_get_outsymbols (output_bfd); 3388 3389 /* The linker script will have created a symbol named `_gp' with the 3390 appropriate value. */ 3391 if (sym == NULL) 3392 i = count; 3393 else 3394 { 3395 for (i = 0; i < count; i++, sym++) 3396 { 3397 register const char *name; 3398 3399 name = bfd_asymbol_name (*sym); 3400 if (*name == '_' && strcmp (name, "_gp") == 0) 3401 { 3402 *pgp = bfd_asymbol_value (*sym); 3403 _bfd_set_gp_value (output_bfd, *pgp); 3404 break; 3405 } 3406 } 3407 } 3408 3409 if (i >= count) 3410 { 3411 /* Only get the error once. */ 3412 *pgp = 4; 3413 _bfd_set_gp_value (output_bfd, *pgp); 3414 return false; 3415 } 3416 3417 return true; 3418 } 3419 3420 /* We have to figure out the gp value, so that we can adjust the 3421 symbol value correctly. We look up the symbol _gp in the output 3422 BFD. If we can't find it, we're stuck. We cache it in the ELF 3423 target data. We don't need to adjust the symbol value for an 3424 external symbol if we are producing relocatable output. */ 3425 3426 static bfd_reloc_status_type 3427 mips_elf64_final_gp (bfd *output_bfd, asymbol *symbol, bool relocatable, 3428 char **error_message, bfd_vma *pgp) 3429 { 3430 if (output_bfd == NULL) 3431 { 3432 *pgp = 0; 3433 return bfd_reloc_undefined; 3434 } 3435 3436 *pgp = _bfd_get_gp_value (output_bfd); 3437 if (*pgp == 0 3438 && (! relocatable 3439 || (symbol->flags & BSF_SECTION_SYM) != 0)) 3440 { 3441 if (relocatable) 3442 { 3443 /* Make up a value. */ 3444 *pgp = symbol->section->output_section->vma /*+ 0x4000*/; 3445 _bfd_set_gp_value (output_bfd, *pgp); 3446 } 3447 else if (!mips_elf64_assign_gp (output_bfd, pgp)) 3448 { 3449 *error_message = 3450 (char *) _("GP relative relocation when _gp not defined"); 3451 return bfd_reloc_dangerous; 3452 } 3453 } 3454 3455 return bfd_reloc_ok; 3456 } 3457 3458 /* Do a R_MIPS_GPREL16 relocation. This is a 16 bit value which must 3459 become the offset from the gp register. */ 3460 3461 static bfd_reloc_status_type 3462 mips_elf64_gprel16_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3463 void *data, asection *input_section, bfd *output_bfd, 3464 char **error_message) 3465 { 3466 bool relocatable; 3467 bfd_reloc_status_type ret; 3468 bfd_vma gp; 3469 3470 /* If we're relocating, and this is an external symbol, we don't want 3471 to change anything. */ 3472 if (output_bfd != NULL 3473 && (symbol->flags & BSF_SECTION_SYM) == 0 3474 && (symbol->flags & BSF_LOCAL) != 0) 3475 { 3476 reloc_entry->address += input_section->output_offset; 3477 return bfd_reloc_ok; 3478 } 3479 3480 if (output_bfd != NULL) 3481 relocatable = true; 3482 else 3483 { 3484 relocatable = false; 3485 output_bfd = input_section->output_section->owner; 3486 } 3487 3488 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, 3489 &gp); 3490 if (ret != bfd_reloc_ok) 3491 return ret; 3492 3493 return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3494 input_section, relocatable, 3495 data, gp); 3496 } 3497 3498 /* Do a R_MIPS_LITERAL relocation. */ 3499 3500 static bfd_reloc_status_type 3501 mips_elf64_literal_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3502 void *data, asection *input_section, bfd *output_bfd, 3503 char **error_message) 3504 { 3505 bool relocatable; 3506 bfd_reloc_status_type ret; 3507 bfd_vma gp; 3508 3509 /* R_MIPS_LITERAL relocations are defined for local symbols only. */ 3510 if (output_bfd != NULL 3511 && (symbol->flags & BSF_SECTION_SYM) == 0 3512 && (symbol->flags & BSF_LOCAL) != 0) 3513 { 3514 *error_message = (char *) 3515 _("literal relocation occurs for an external symbol"); 3516 return bfd_reloc_outofrange; 3517 } 3518 3519 /* FIXME: The entries in the .lit8 and .lit4 sections should be merged. */ 3520 if (output_bfd != NULL) 3521 relocatable = true; 3522 else 3523 { 3524 relocatable = false; 3525 output_bfd = input_section->output_section->owner; 3526 } 3527 3528 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, 3529 &gp); 3530 if (ret != bfd_reloc_ok) 3531 return ret; 3532 3533 return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3534 input_section, relocatable, 3535 data, gp); 3536 } 3537 3538 /* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must 3539 become the offset from the gp register. */ 3540 3541 static bfd_reloc_status_type 3542 mips_elf64_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3543 void *data, asection *input_section, bfd *output_bfd, 3544 char **error_message) 3545 { 3546 bool relocatable; 3547 bfd_reloc_status_type ret; 3548 bfd_vma gp; 3549 bfd_vma relocation; 3550 bfd_vma val; 3551 3552 /* R_MIPS_GPREL32 relocations are defined for local symbols only. */ 3553 if (output_bfd != NULL 3554 && (symbol->flags & BSF_SECTION_SYM) == 0 3555 && (symbol->flags & BSF_LOCAL) != 0) 3556 { 3557 *error_message = (char *) 3558 _("32bits gp relative relocation occurs for an external symbol"); 3559 return bfd_reloc_outofrange; 3560 } 3561 3562 if (output_bfd != NULL) 3563 relocatable = true; 3564 else 3565 { 3566 relocatable = false; 3567 output_bfd = input_section->output_section->owner; 3568 } 3569 3570 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, 3571 error_message, &gp); 3572 if (ret != bfd_reloc_ok) 3573 return ret; 3574 3575 if (bfd_is_com_section (symbol->section)) 3576 relocation = 0; 3577 else 3578 relocation = symbol->value; 3579 3580 relocation += symbol->section->output_section->vma; 3581 relocation += symbol->section->output_offset; 3582 3583 if (!_bfd_mips_reloc_offset_in_range (abfd, input_section, reloc_entry, 3584 check_inplace)) 3585 return bfd_reloc_outofrange; 3586 3587 /* Set val to the offset into the section or symbol. */ 3588 val = reloc_entry->addend; 3589 3590 if (reloc_entry->howto->partial_inplace) 3591 val += bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address); 3592 3593 /* Adjust val for the final section location and GP value. If we 3594 are producing relocatable output, we don't want to do this for 3595 an external symbol. */ 3596 if (! relocatable 3597 || (symbol->flags & BSF_SECTION_SYM) != 0) 3598 val += relocation - gp; 3599 3600 if (reloc_entry->howto->partial_inplace) 3601 bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address); 3602 else 3603 reloc_entry->addend = val; 3604 3605 if (relocatable) 3606 reloc_entry->address += input_section->output_offset; 3607 3608 return bfd_reloc_ok; 3609 } 3610 3611 /* Do a R_MIPS_SHIFT6 relocation. The MSB of the shift is stored at bit 2, 3612 the rest is at bits 6-10. The bitpos already got right by the howto. */ 3613 3614 static bfd_reloc_status_type 3615 mips_elf64_shift6_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3616 void *data, asection *input_section, bfd *output_bfd, 3617 char **error_message) 3618 { 3619 if (reloc_entry->howto->partial_inplace) 3620 { 3621 reloc_entry->addend = ((reloc_entry->addend & 0x00007c0) 3622 | (reloc_entry->addend & 0x00000800) >> 9); 3623 } 3624 3625 return _bfd_mips_elf_generic_reloc (abfd, reloc_entry, symbol, data, 3626 input_section, output_bfd, 3627 error_message); 3628 } 3629 3630 /* Handle a mips16 GP relative reloc. */ 3631 3632 static bfd_reloc_status_type 3633 mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3634 void *data, asection *input_section, bfd *output_bfd, 3635 char **error_message) 3636 { 3637 bool relocatable; 3638 bfd_reloc_status_type ret; 3639 bfd_byte *location; 3640 bfd_vma gp; 3641 3642 /* If we're relocating, and this is an external symbol, we don't want 3643 to change anything. */ 3644 if (output_bfd != NULL 3645 && (symbol->flags & BSF_SECTION_SYM) == 0 3646 && (symbol->flags & BSF_LOCAL) != 0) 3647 { 3648 reloc_entry->address += input_section->output_offset; 3649 return bfd_reloc_ok; 3650 } 3651 3652 if (output_bfd != NULL) 3653 relocatable = true; 3654 else 3655 { 3656 relocatable = false; 3657 output_bfd = input_section->output_section->owner; 3658 } 3659 3660 ret = mips_elf64_final_gp (output_bfd, symbol, relocatable, error_message, 3661 &gp); 3662 if (ret != bfd_reloc_ok) 3663 return ret; 3664 3665 if (!_bfd_mips_reloc_offset_in_range (abfd, input_section, reloc_entry, 3666 check_shuffle)) 3667 return bfd_reloc_outofrange; 3668 3669 location = (bfd_byte *) data + reloc_entry->address; 3670 _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, false, 3671 location); 3672 ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3673 input_section, relocatable, 3674 data, gp); 3675 _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable, 3676 location); 3677 3678 return ret; 3679 } 3680 3681 /* A mapping from BFD reloc types to MIPS ELF reloc types. */ 3682 3683 struct elf_reloc_map { 3684 bfd_reloc_code_real_type bfd_val; 3685 enum elf_mips_reloc_type elf_val; 3686 }; 3687 3688 static const struct elf_reloc_map mips_reloc_map[] = 3689 { 3690 { BFD_RELOC_NONE, R_MIPS_NONE }, 3691 { BFD_RELOC_MIPS_16, R_MIPS_16 }, 3692 { BFD_RELOC_16, R_MIPS_REL16 }, 3693 { BFD_RELOC_32, R_MIPS_32 }, 3694 /* There is no BFD reloc for R_MIPS_REL32. */ 3695 { BFD_RELOC_64, R_MIPS_64 }, 3696 { BFD_RELOC_CTOR, R_MIPS_64 }, 3697 { BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 }, 3698 { BFD_RELOC_HI16_S, R_MIPS_HI16 }, 3699 { BFD_RELOC_LO16, R_MIPS_LO16 }, 3700 { BFD_RELOC_GPREL16, R_MIPS_GPREL16 }, 3701 { BFD_RELOC_GPREL32, R_MIPS_GPREL32 }, 3702 { BFD_RELOC_MIPS_JMP, R_MIPS_26 }, 3703 { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL }, 3704 { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 }, 3705 { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 }, 3706 { BFD_RELOC_MIPS_SHIFT5, R_MIPS_SHIFT5 }, 3707 { BFD_RELOC_MIPS_SHIFT6, R_MIPS_SHIFT6 }, 3708 { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP }, 3709 { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE }, 3710 { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST }, 3711 { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 }, 3712 { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 }, 3713 { BFD_RELOC_MIPS_SUB, R_MIPS_SUB }, 3714 { BFD_RELOC_MIPS_INSERT_A, R_MIPS_INSERT_A }, 3715 { BFD_RELOC_MIPS_INSERT_B, R_MIPS_INSERT_B }, 3716 { BFD_RELOC_MIPS_DELETE, R_MIPS_DELETE }, 3717 { BFD_RELOC_MIPS_HIGHEST, R_MIPS_HIGHEST }, 3718 { BFD_RELOC_MIPS_HIGHER, R_MIPS_HIGHER }, 3719 { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 }, 3720 { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 }, 3721 { BFD_RELOC_MIPS_SCN_DISP, R_MIPS_SCN_DISP }, 3722 /* Use of R_MIPS_ADD_IMMEDIATE and R_MIPS_PJUMP is deprecated. */ 3723 { BFD_RELOC_MIPS_RELGOT, R_MIPS_RELGOT }, 3724 { BFD_RELOC_MIPS_JALR, R_MIPS_JALR }, 3725 { BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 }, 3726 { BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 }, 3727 { BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 }, 3728 { BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 }, 3729 { BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD }, 3730 { BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM }, 3731 { BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 }, 3732 { BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 }, 3733 { BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL }, 3734 { BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 }, 3735 { BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 }, 3736 { BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 }, 3737 { BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 }, 3738 { BFD_RELOC_MIPS_21_PCREL_S2, R_MIPS_PC21_S2 }, 3739 { BFD_RELOC_MIPS_26_PCREL_S2, R_MIPS_PC26_S2 }, 3740 { BFD_RELOC_MIPS_18_PCREL_S3, R_MIPS_PC18_S3 }, 3741 { BFD_RELOC_MIPS_19_PCREL_S2, R_MIPS_PC19_S2 }, 3742 { BFD_RELOC_HI16_S_PCREL, R_MIPS_PCHI16 }, 3743 { BFD_RELOC_LO16_PCREL, R_MIPS_PCLO16 } 3744 }; 3745 3746 static const struct elf_reloc_map mips16_reloc_map[] = 3747 { 3748 { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min }, 3749 { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min }, 3750 { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min }, 3751 { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min }, 3752 { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min }, 3753 { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min }, 3754 { BFD_RELOC_MIPS16_TLS_GD, R_MIPS16_TLS_GD - R_MIPS16_min }, 3755 { BFD_RELOC_MIPS16_TLS_LDM, R_MIPS16_TLS_LDM - R_MIPS16_min }, 3756 { BFD_RELOC_MIPS16_TLS_DTPREL_HI16, 3757 R_MIPS16_TLS_DTPREL_HI16 - R_MIPS16_min }, 3758 { BFD_RELOC_MIPS16_TLS_DTPREL_LO16, 3759 R_MIPS16_TLS_DTPREL_LO16 - R_MIPS16_min }, 3760 { BFD_RELOC_MIPS16_TLS_GOTTPREL, R_MIPS16_TLS_GOTTPREL - R_MIPS16_min }, 3761 { BFD_RELOC_MIPS16_TLS_TPREL_HI16, R_MIPS16_TLS_TPREL_HI16 - R_MIPS16_min }, 3762 { BFD_RELOC_MIPS16_TLS_TPREL_LO16, R_MIPS16_TLS_TPREL_LO16 - R_MIPS16_min }, 3763 { BFD_RELOC_MIPS16_16_PCREL_S1, R_MIPS16_PC16_S1 - R_MIPS16_min } 3764 }; 3765 3766 static const struct elf_reloc_map micromips_reloc_map[] = 3767 { 3768 { BFD_RELOC_MICROMIPS_JMP, R_MICROMIPS_26_S1 - R_MICROMIPS_min }, 3769 { BFD_RELOC_MICROMIPS_HI16_S, R_MICROMIPS_HI16 - R_MICROMIPS_min }, 3770 { BFD_RELOC_MICROMIPS_LO16, R_MICROMIPS_LO16 - R_MICROMIPS_min }, 3771 { BFD_RELOC_MICROMIPS_GPREL16, R_MICROMIPS_GPREL16 - R_MICROMIPS_min }, 3772 { BFD_RELOC_MICROMIPS_LITERAL, R_MICROMIPS_LITERAL - R_MICROMIPS_min }, 3773 { BFD_RELOC_MICROMIPS_GOT16, R_MICROMIPS_GOT16 - R_MICROMIPS_min }, 3774 { BFD_RELOC_MICROMIPS_7_PCREL_S1, R_MICROMIPS_PC7_S1 - R_MICROMIPS_min }, 3775 { BFD_RELOC_MICROMIPS_10_PCREL_S1, R_MICROMIPS_PC10_S1 - R_MICROMIPS_min }, 3776 { BFD_RELOC_MICROMIPS_16_PCREL_S1, R_MICROMIPS_PC16_S1 - R_MICROMIPS_min }, 3777 { BFD_RELOC_MICROMIPS_CALL16, R_MICROMIPS_CALL16 - R_MICROMIPS_min }, 3778 { BFD_RELOC_MICROMIPS_GOT_DISP, R_MICROMIPS_GOT_DISP - R_MICROMIPS_min }, 3779 { BFD_RELOC_MICROMIPS_GOT_PAGE, R_MICROMIPS_GOT_PAGE - R_MICROMIPS_min }, 3780 { BFD_RELOC_MICROMIPS_GOT_OFST, R_MICROMIPS_GOT_OFST - R_MICROMIPS_min }, 3781 { BFD_RELOC_MICROMIPS_GOT_HI16, R_MICROMIPS_GOT_HI16 - R_MICROMIPS_min }, 3782 { BFD_RELOC_MICROMIPS_GOT_LO16, R_MICROMIPS_GOT_LO16 - R_MICROMIPS_min }, 3783 { BFD_RELOC_MICROMIPS_SUB, R_MICROMIPS_SUB - R_MICROMIPS_min }, 3784 { BFD_RELOC_MICROMIPS_HIGHER, R_MICROMIPS_HIGHER - R_MICROMIPS_min }, 3785 { BFD_RELOC_MICROMIPS_HIGHEST, R_MICROMIPS_HIGHEST - R_MICROMIPS_min }, 3786 { BFD_RELOC_MICROMIPS_CALL_HI16, R_MICROMIPS_CALL_HI16 - R_MICROMIPS_min }, 3787 { BFD_RELOC_MICROMIPS_CALL_LO16, R_MICROMIPS_CALL_LO16 - R_MICROMIPS_min }, 3788 { BFD_RELOC_MICROMIPS_SCN_DISP, R_MICROMIPS_SCN_DISP - R_MICROMIPS_min }, 3789 { BFD_RELOC_MICROMIPS_JALR, R_MICROMIPS_JALR - R_MICROMIPS_min }, 3790 /* There is no BFD reloc for R_MICROMIPS_HI0_LO16. */ 3791 { BFD_RELOC_MICROMIPS_TLS_GD, R_MICROMIPS_TLS_GD - R_MICROMIPS_min }, 3792 { BFD_RELOC_MICROMIPS_TLS_LDM, R_MICROMIPS_TLS_LDM - R_MICROMIPS_min }, 3793 { BFD_RELOC_MICROMIPS_TLS_DTPREL_HI16, 3794 R_MICROMIPS_TLS_DTPREL_HI16 - R_MICROMIPS_min }, 3795 { BFD_RELOC_MICROMIPS_TLS_DTPREL_LO16, 3796 R_MICROMIPS_TLS_DTPREL_LO16 - R_MICROMIPS_min }, 3797 { BFD_RELOC_MICROMIPS_TLS_GOTTPREL, 3798 R_MICROMIPS_TLS_GOTTPREL - R_MICROMIPS_min }, 3799 { BFD_RELOC_MICROMIPS_TLS_TPREL_HI16, 3800 R_MICROMIPS_TLS_TPREL_HI16 - R_MICROMIPS_min }, 3801 { BFD_RELOC_MICROMIPS_TLS_TPREL_LO16, 3802 R_MICROMIPS_TLS_TPREL_LO16 - R_MICROMIPS_min }, 3803 /* There is no BFD reloc for R_MICROMIPS_GPREL7_S2. */ 3804 /* There is no BFD reloc for R_MICROMIPS_PC23_S2. */ 3805 }; 3806 /* Given a BFD reloc type, return a howto structure. */ 3807 3808 static reloc_howto_type * 3809 bfd_elf64_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, 3810 bfd_reloc_code_real_type code) 3811 { 3812 unsigned int i; 3813 /* FIXME: We default to RELA here instead of choosing the right 3814 relocation variant. */ 3815 reloc_howto_type *howto_table = mips_elf64_howto_table_rela; 3816 reloc_howto_type *howto16_table = mips16_elf64_howto_table_rela; 3817 reloc_howto_type *howto_micromips_table = micromips_elf64_howto_table_rela; 3818 3819 for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map); 3820 i++) 3821 { 3822 if (mips_reloc_map[i].bfd_val == code) 3823 return &howto_table[(int) mips_reloc_map[i].elf_val]; 3824 } 3825 3826 for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map); 3827 i++) 3828 { 3829 if (mips16_reloc_map[i].bfd_val == code) 3830 return &howto16_table[(int) mips16_reloc_map[i].elf_val]; 3831 } 3832 3833 for (i = 0; i < sizeof (micromips_reloc_map) / sizeof (struct elf_reloc_map); 3834 i++) 3835 { 3836 if (micromips_reloc_map[i].bfd_val == code) 3837 return &howto_micromips_table[(int) micromips_reloc_map[i].elf_val]; 3838 } 3839 3840 switch (code) 3841 { 3842 case BFD_RELOC_VTABLE_INHERIT: 3843 return &elf_mips_gnu_vtinherit_howto; 3844 case BFD_RELOC_VTABLE_ENTRY: 3845 return &elf_mips_gnu_vtentry_howto; 3846 case BFD_RELOC_32_PCREL: 3847 return &elf_mips_gnu_pcrel32; 3848 case BFD_RELOC_MIPS_EH: 3849 return &elf_mips_eh_howto; 3850 case BFD_RELOC_MIPS_COPY: 3851 return &elf_mips_copy_howto; 3852 case BFD_RELOC_MIPS_JUMP_SLOT: 3853 return &elf_mips_jump_slot_howto; 3854 default: 3855 bfd_set_error (bfd_error_bad_value); 3856 return NULL; 3857 } 3858 } 3859 3860 static reloc_howto_type * 3861 bfd_elf64_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, 3862 const char *r_name) 3863 { 3864 unsigned int i; 3865 3866 for (i = 0; 3867 i < (sizeof (mips_elf64_howto_table_rela) 3868 / sizeof (mips_elf64_howto_table_rela[0])); i++) 3869 if (mips_elf64_howto_table_rela[i].name != NULL 3870 && strcasecmp (mips_elf64_howto_table_rela[i].name, r_name) == 0) 3871 return &mips_elf64_howto_table_rela[i]; 3872 3873 for (i = 0; 3874 i < (sizeof (mips16_elf64_howto_table_rela) 3875 / sizeof (mips16_elf64_howto_table_rela[0])); 3876 i++) 3877 if (mips16_elf64_howto_table_rela[i].name != NULL 3878 && strcasecmp (mips16_elf64_howto_table_rela[i].name, r_name) == 0) 3879 return &mips16_elf64_howto_table_rela[i]; 3880 3881 for (i = 0; 3882 i < (sizeof (micromips_elf64_howto_table_rela) 3883 / sizeof (micromips_elf64_howto_table_rela[0])); 3884 i++) 3885 if (micromips_elf64_howto_table_rela[i].name != NULL 3886 && strcasecmp (micromips_elf64_howto_table_rela[i].name, r_name) == 0) 3887 return µmips_elf64_howto_table_rela[i]; 3888 3889 if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0) 3890 return &elf_mips_gnu_vtinherit_howto; 3891 if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0) 3892 return &elf_mips_gnu_vtentry_howto; 3893 if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0) 3894 return &elf_mips_gnu_rel16_s2; 3895 if (strcasecmp (elf_mips_gnu_rela16_s2.name, r_name) == 0) 3896 return &elf_mips_gnu_rela16_s2; 3897 if (strcasecmp (elf_mips_gnu_pcrel32.name, r_name) == 0) 3898 return &elf_mips_gnu_pcrel32; 3899 if (strcasecmp (elf_mips_eh_howto.name, r_name) == 0) 3900 return &elf_mips_eh_howto; 3901 if (strcasecmp (elf_mips_copy_howto.name, r_name) == 0) 3902 return &elf_mips_copy_howto; 3903 if (strcasecmp (elf_mips_jump_slot_howto.name, r_name) == 0) 3904 return &elf_mips_jump_slot_howto; 3905 3906 return NULL; 3907 } 3908 3909 /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */ 3910 3911 static reloc_howto_type * 3912 mips_elf64_rtype_to_howto (bfd *abfd, unsigned int r_type, bool rela_p) 3913 { 3914 reloc_howto_type *howto = NULL; 3915 3916 switch (r_type) 3917 { 3918 case R_MIPS_GNU_VTINHERIT: 3919 return &elf_mips_gnu_vtinherit_howto; 3920 case R_MIPS_GNU_VTENTRY: 3921 return &elf_mips_gnu_vtentry_howto; 3922 case R_MIPS_GNU_REL16_S2: 3923 if (rela_p) 3924 return &elf_mips_gnu_rela16_s2; 3925 else 3926 return &elf_mips_gnu_rel16_s2; 3927 case R_MIPS_PC32: 3928 return &elf_mips_gnu_pcrel32; 3929 case R_MIPS_EH: 3930 return &elf_mips_eh_howto; 3931 case R_MIPS_COPY: 3932 return &elf_mips_copy_howto; 3933 case R_MIPS_JUMP_SLOT: 3934 return &elf_mips_jump_slot_howto; 3935 default: 3936 if (r_type >= R_MICROMIPS_min && r_type < R_MICROMIPS_max) 3937 { 3938 if (rela_p) 3939 howto 3940 = µmips_elf64_howto_table_rela[r_type - R_MICROMIPS_min]; 3941 else 3942 howto 3943 = µmips_elf64_howto_table_rel[r_type - R_MICROMIPS_min]; 3944 } 3945 if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max) 3946 { 3947 if (rela_p) 3948 howto = &mips16_elf64_howto_table_rela[r_type - R_MIPS16_min]; 3949 else 3950 howto = &mips16_elf64_howto_table_rel[r_type - R_MIPS16_min]; 3951 } 3952 if (r_type < R_MIPS_max) 3953 { 3954 if (rela_p) 3955 howto = &mips_elf64_howto_table_rela[r_type]; 3956 else 3957 howto = &mips_elf64_howto_table_rel[r_type]; 3958 } 3959 if (howto != NULL && howto->name != NULL) 3960 return howto; 3961 3962 _bfd_error_handler (_("%pB: unsupported relocation type %#x"), 3963 abfd, r_type); 3964 bfd_set_error (bfd_error_bad_value); 3965 return NULL; 3966 } 3967 } 3968 3969 /* Prevent relocation handling by bfd for MIPS ELF64. */ 3970 3971 static bool 3972 mips_elf64_info_to_howto_rela (bfd *abfd, 3973 arelent *cache_ptr ATTRIBUTE_UNUSED, 3974 Elf_Internal_Rela *dst) 3975 { 3976 unsigned int r_type = ELF32_R_TYPE (dst->r_info); 3977 /* xgettext:c-format */ 3978 _bfd_error_handler (_("%pB: unsupported relocation type %#x"), 3979 abfd, r_type); 3980 bfd_set_error (bfd_error_bad_value); 3981 return false; 3982 } 3983 3984 /* Since each entry in an SHT_REL or SHT_RELA section can represent up 3985 to three relocs, we must tell the user to allocate more space. */ 3986 3987 static long 3988 mips_elf64_get_dynamic_reloc_upper_bound (bfd *abfd) 3989 { 3990 return _bfd_elf_get_dynamic_reloc_upper_bound (abfd) * 3; 3991 } 3992 3993 /* Read the relocations from one reloc section. This is mostly copied 3994 from elfcode.h, except for the changes to expand one external 3995 relocation to 3 internal ones. To reduce processing effort we 3996 could discard those R_MIPS_NONE relocations that occupy the second 3997 and the third entry of a triplet, as `mips_elf64_write_rel' and 3998 `mips_elf64_write_rela' recreate them in output automagically, 3999 however that would also remove them from `objdump -r' output, 4000 breaking a long-established tradition and likely confusing people. */ 4001 4002 static bool 4003 mips_elf64_slurp_one_reloc_table (bfd *abfd, asection *asect, 4004 Elf_Internal_Shdr *rel_hdr, 4005 bfd_size_type reloc_count, 4006 arelent *relents, asymbol **symbols, 4007 bool dynamic) 4008 { 4009 void *allocated; 4010 bfd_byte *native_relocs; 4011 unsigned int symcount; 4012 arelent *relent; 4013 bfd_vma i; 4014 int entsize; 4015 bool rela_p; 4016 4017 if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0) 4018 return false; 4019 allocated = _bfd_malloc_and_read (abfd, rel_hdr->sh_size, rel_hdr->sh_size); 4020 if (allocated == NULL) 4021 return false; 4022 4023 native_relocs = allocated; 4024 4025 entsize = rel_hdr->sh_entsize; 4026 BFD_ASSERT (entsize == sizeof (Elf64_Mips_External_Rel) 4027 || entsize == sizeof (Elf64_Mips_External_Rela)); 4028 4029 if (entsize == sizeof (Elf64_Mips_External_Rel)) 4030 rela_p = false; 4031 else 4032 rela_p = true; 4033 4034 if (dynamic) 4035 symcount = bfd_get_dynamic_symcount (abfd); 4036 else 4037 symcount = bfd_get_symcount (abfd); 4038 4039 for (i = 0, relent = relents; 4040 i < reloc_count; 4041 i++, native_relocs += entsize) 4042 { 4043 Elf64_Mips_Internal_Rela rela; 4044 bool used_sym, used_ssym; 4045 int ir; 4046 4047 if (entsize == sizeof (Elf64_Mips_External_Rela)) 4048 mips_elf64_swap_reloca_in (abfd, 4049 (Elf64_Mips_External_Rela *) native_relocs, 4050 &rela); 4051 else 4052 mips_elf64_swap_reloc_in (abfd, 4053 (Elf64_Mips_External_Rel *) native_relocs, 4054 &rela); 4055 4056 /* Each entry represents exactly three actual relocations. */ 4057 4058 used_sym = false; 4059 used_ssym = false; 4060 for (ir = 0; ir < 3; ir++) 4061 { 4062 enum elf_mips_reloc_type type; 4063 4064 switch (ir) 4065 { 4066 default: 4067 abort (); 4068 case 0: 4069 type = (enum elf_mips_reloc_type) rela.r_type; 4070 break; 4071 case 1: 4072 type = (enum elf_mips_reloc_type) rela.r_type2; 4073 break; 4074 case 2: 4075 type = (enum elf_mips_reloc_type) rela.r_type3; 4076 break; 4077 } 4078 4079 /* Some types require symbols, whereas some do not. */ 4080 relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; 4081 switch (type) 4082 { 4083 case R_MIPS_NONE: 4084 case R_MIPS_LITERAL: 4085 case R_MIPS_INSERT_A: 4086 case R_MIPS_INSERT_B: 4087 case R_MIPS_DELETE: 4088 break; 4089 4090 default: 4091 if (! used_sym) 4092 { 4093 if (rela.r_sym == STN_UNDEF) 4094 ; 4095 else if (rela.r_sym > symcount) 4096 { 4097 _bfd_error_handler 4098 /* xgettext:c-format */ 4099 (_("%pB(%pA): relocation %" PRIu64 4100 " has invalid symbol index %ld"), 4101 abfd, asect, (uint64_t) i, rela.r_sym); 4102 bfd_set_error (bfd_error_bad_value); 4103 } 4104 else 4105 { 4106 asymbol **ps, *s; 4107 4108 ps = symbols + rela.r_sym - 1; 4109 s = *ps; 4110 if ((s->flags & BSF_SECTION_SYM) == 0) 4111 relent->sym_ptr_ptr = ps; 4112 else 4113 relent->sym_ptr_ptr = s->section->symbol_ptr_ptr; 4114 } 4115 4116 used_sym = true; 4117 } 4118 else if (! used_ssym) 4119 { 4120 switch (rela.r_ssym) 4121 { 4122 case RSS_UNDEF: 4123 break; 4124 4125 case RSS_GP: 4126 case RSS_GP0: 4127 case RSS_LOC: 4128 /* FIXME: I think these need to be handled using 4129 special howto structures. */ 4130 BFD_ASSERT (0); 4131 break; 4132 4133 default: 4134 BFD_ASSERT (0); 4135 break; 4136 } 4137 4138 used_ssym = true; 4139 } 4140 break; 4141 } 4142 4143 /* The address of an ELF reloc is section relative for an 4144 object file, and absolute for an executable file or 4145 shared library. The address of a BFD reloc is always 4146 section relative. */ 4147 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0 || dynamic) 4148 relent->address = rela.r_offset; 4149 else 4150 relent->address = rela.r_offset - asect->vma; 4151 4152 relent->addend = rela.r_addend; 4153 4154 relent->howto = mips_elf64_rtype_to_howto (abfd, type, rela_p); 4155 if (relent->howto == NULL) 4156 goto error_return; 4157 4158 ++relent; 4159 } 4160 } 4161 4162 free (allocated); 4163 return true; 4164 4165 error_return: 4166 free (allocated); 4167 return false; 4168 } 4169 4170 /* Read the relocations. On Irix 6, there can be two reloc sections 4171 associated with a single data section. This is copied from 4172 elfcode.h as well, with changes as small as accounting for 3 4173 internal relocs per external reloc. */ 4174 4175 static bool 4176 mips_elf64_slurp_reloc_table (bfd *abfd, asection *asect, 4177 asymbol **symbols, bool dynamic) 4178 { 4179 struct bfd_elf_section_data * const d = elf_section_data (asect); 4180 Elf_Internal_Shdr *rel_hdr; 4181 Elf_Internal_Shdr *rel_hdr2; 4182 bfd_size_type reloc_count; 4183 bfd_size_type reloc_count2; 4184 arelent *relents; 4185 bfd_size_type amt; 4186 4187 if (asect->relocation != NULL) 4188 return true; 4189 4190 if (! dynamic) 4191 { 4192 if ((asect->flags & SEC_RELOC) == 0 4193 || asect->reloc_count == 0) 4194 return true; 4195 4196 rel_hdr = d->rel.hdr; 4197 reloc_count = rel_hdr ? NUM_SHDR_ENTRIES (rel_hdr) : 0; 4198 rel_hdr2 = d->rela.hdr; 4199 reloc_count2 = (rel_hdr2 ? NUM_SHDR_ENTRIES (rel_hdr2) : 0); 4200 4201 BFD_ASSERT (asect->reloc_count == 3 * (reloc_count + reloc_count2)); 4202 BFD_ASSERT ((rel_hdr && asect->rel_filepos == rel_hdr->sh_offset) 4203 || (rel_hdr2 && asect->rel_filepos == rel_hdr2->sh_offset)); 4204 4205 } 4206 else 4207 { 4208 /* Note that ASECT->RELOC_COUNT tends not to be accurate in this 4209 case because relocations against this section may use the 4210 dynamic symbol table, and in that case bfd_section_from_shdr 4211 in elf.c does not update the RELOC_COUNT. */ 4212 if (asect->size == 0) 4213 return true; 4214 4215 rel_hdr = &d->this_hdr; 4216 reloc_count = NUM_SHDR_ENTRIES (rel_hdr); 4217 rel_hdr2 = NULL; 4218 reloc_count2 = 0; 4219 } 4220 4221 /* Allocate space for 3 arelent structures for each Rel structure. */ 4222 amt = (reloc_count + reloc_count2) * 3 * sizeof (arelent); 4223 relents = bfd_alloc (abfd, amt); 4224 if (relents == NULL) 4225 return false; 4226 4227 if (rel_hdr != NULL 4228 && ! mips_elf64_slurp_one_reloc_table (abfd, asect, 4229 rel_hdr, reloc_count, 4230 relents, 4231 symbols, dynamic)) 4232 return false; 4233 if (rel_hdr2 != NULL 4234 && ! mips_elf64_slurp_one_reloc_table (abfd, asect, 4235 rel_hdr2, reloc_count2, 4236 relents + reloc_count * 3, 4237 symbols, dynamic)) 4238 return false; 4239 4240 asect->relocation = relents; 4241 return true; 4242 } 4243 4244 /* Write out the relocations. */ 4245 4246 static void 4247 mips_elf64_write_relocs (bfd *abfd, asection *sec, void *data) 4248 { 4249 bool *failedp = data; 4250 int count; 4251 Elf_Internal_Shdr *rel_hdr; 4252 unsigned int idx; 4253 4254 /* If we have already failed, don't do anything. */ 4255 if (*failedp) 4256 return; 4257 4258 if ((sec->flags & SEC_RELOC) == 0) 4259 return; 4260 4261 /* The linker backend writes the relocs out itself, and sets the 4262 reloc_count field to zero to inhibit writing them here. Also, 4263 sometimes the SEC_RELOC flag gets set even when there aren't any 4264 relocs. */ 4265 if (sec->reloc_count == 0) 4266 return; 4267 4268 /* We can combine up to three relocs that refer to the same address 4269 if the latter relocs have no associated symbol. */ 4270 count = 0; 4271 for (idx = 0; idx < sec->reloc_count; idx++) 4272 { 4273 bfd_vma addr; 4274 unsigned int i; 4275 4276 ++count; 4277 4278 addr = sec->orelocation[idx]->address; 4279 for (i = 0; i < 2; i++) 4280 { 4281 arelent *r; 4282 4283 if (idx + 1 >= sec->reloc_count) 4284 break; 4285 r = sec->orelocation[idx + 1]; 4286 if (r->address != addr 4287 || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) 4288 || (*r->sym_ptr_ptr)->value != 0) 4289 break; 4290 4291 /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ 4292 4293 ++idx; 4294 } 4295 } 4296 4297 rel_hdr = _bfd_elf_single_rel_hdr (sec); 4298 4299 /* Do the actual relocation. */ 4300 4301 if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rel)) 4302 mips_elf64_write_rel (abfd, sec, rel_hdr, &count, data); 4303 else if (rel_hdr->sh_entsize == sizeof(Elf64_Mips_External_Rela)) 4304 mips_elf64_write_rela (abfd, sec, rel_hdr, &count, data); 4305 else 4306 BFD_ASSERT (0); 4307 } 4308 4309 static void 4310 mips_elf64_write_rel (bfd *abfd, asection *sec, 4311 Elf_Internal_Shdr *rel_hdr, 4312 int *count, void *data) 4313 { 4314 bool *failedp = data; 4315 Elf64_Mips_External_Rel *ext_rel; 4316 unsigned int idx; 4317 asymbol *last_sym = 0; 4318 int last_sym_idx = 0; 4319 4320 rel_hdr->sh_size = rel_hdr->sh_entsize * *count; 4321 rel_hdr->contents = bfd_alloc (abfd, rel_hdr->sh_size); 4322 if (rel_hdr->contents == NULL) 4323 { 4324 *failedp = true; 4325 return; 4326 } 4327 4328 ext_rel = (Elf64_Mips_External_Rel *) rel_hdr->contents; 4329 for (idx = 0; idx < sec->reloc_count; idx++, ext_rel++) 4330 { 4331 arelent *ptr; 4332 Elf64_Mips_Internal_Rela int_rel; 4333 asymbol *sym; 4334 int n; 4335 unsigned int i; 4336 4337 ptr = sec->orelocation[idx]; 4338 4339 /* The address of an ELF reloc is section relative for an object 4340 file, and absolute for an executable file or shared library. 4341 The address of a BFD reloc is always section relative. */ 4342 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) 4343 int_rel.r_offset = ptr->address; 4344 else 4345 int_rel.r_offset = ptr->address + sec->vma; 4346 4347 sym = *ptr->sym_ptr_ptr; 4348 if (sym == last_sym) 4349 n = last_sym_idx; 4350 else if (bfd_is_abs_section (sym->section) && sym->value == 0) 4351 n = STN_UNDEF; 4352 else 4353 { 4354 last_sym = sym; 4355 n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym); 4356 if (n < 0) 4357 { 4358 *failedp = true; 4359 return; 4360 } 4361 last_sym_idx = n; 4362 } 4363 4364 int_rel.r_sym = n; 4365 int_rel.r_ssym = RSS_UNDEF; 4366 4367 if ((*ptr->sym_ptr_ptr)->the_bfd != NULL 4368 && (*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec 4369 && ! _bfd_elf_validate_reloc (abfd, ptr)) 4370 { 4371 *failedp = true; 4372 return; 4373 } 4374 4375 int_rel.r_type = ptr->howto->type; 4376 int_rel.r_type2 = (int) R_MIPS_NONE; 4377 int_rel.r_type3 = (int) R_MIPS_NONE; 4378 4379 for (i = 0; i < 2; i++) 4380 { 4381 arelent *r; 4382 4383 if (idx + 1 >= sec->reloc_count) 4384 break; 4385 r = sec->orelocation[idx + 1]; 4386 if (r->address != ptr->address 4387 || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) 4388 || (*r->sym_ptr_ptr)->value != 0) 4389 break; 4390 4391 /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ 4392 4393 if (i == 0) 4394 int_rel.r_type2 = r->howto->type; 4395 else 4396 int_rel.r_type3 = r->howto->type; 4397 4398 ++idx; 4399 } 4400 4401 mips_elf64_swap_reloc_out (abfd, &int_rel, ext_rel); 4402 } 4403 4404 BFD_ASSERT (ext_rel - (Elf64_Mips_External_Rel *) rel_hdr->contents 4405 == *count); 4406 } 4407 4408 static void 4409 mips_elf64_write_rela (bfd *abfd, asection *sec, 4410 Elf_Internal_Shdr *rela_hdr, 4411 int *count, void *data) 4412 { 4413 bool *failedp = data; 4414 Elf64_Mips_External_Rela *ext_rela; 4415 unsigned int idx; 4416 asymbol *last_sym = 0; 4417 int last_sym_idx = 0; 4418 4419 rela_hdr->sh_size = rela_hdr->sh_entsize * *count; 4420 rela_hdr->contents = bfd_alloc (abfd, rela_hdr->sh_size); 4421 if (rela_hdr->contents == NULL) 4422 { 4423 *failedp = true; 4424 return; 4425 } 4426 4427 ext_rela = (Elf64_Mips_External_Rela *) rela_hdr->contents; 4428 for (idx = 0; idx < sec->reloc_count; idx++, ext_rela++) 4429 { 4430 arelent *ptr; 4431 Elf64_Mips_Internal_Rela int_rela; 4432 asymbol *sym; 4433 int n; 4434 unsigned int i; 4435 4436 ptr = sec->orelocation[idx]; 4437 4438 /* The address of an ELF reloc is section relative for an object 4439 file, and absolute for an executable file or shared library. 4440 The address of a BFD reloc is always section relative. */ 4441 if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0) 4442 int_rela.r_offset = ptr->address; 4443 else 4444 int_rela.r_offset = ptr->address + sec->vma; 4445 4446 sym = *ptr->sym_ptr_ptr; 4447 if (sym == last_sym) 4448 n = last_sym_idx; 4449 else if (bfd_is_abs_section (sym->section) && sym->value == 0) 4450 n = STN_UNDEF; 4451 else 4452 { 4453 last_sym = sym; 4454 n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym); 4455 if (n < 0) 4456 { 4457 *failedp = true; 4458 return; 4459 } 4460 last_sym_idx = n; 4461 } 4462 4463 int_rela.r_sym = n; 4464 int_rela.r_addend = ptr->addend; 4465 int_rela.r_ssym = RSS_UNDEF; 4466 4467 if ((*ptr->sym_ptr_ptr)->the_bfd != NULL 4468 && (*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec 4469 && ! _bfd_elf_validate_reloc (abfd, ptr)) 4470 { 4471 *failedp = true; 4472 return; 4473 } 4474 4475 int_rela.r_type = ptr->howto->type; 4476 int_rela.r_type2 = (int) R_MIPS_NONE; 4477 int_rela.r_type3 = (int) R_MIPS_NONE; 4478 4479 for (i = 0; i < 2; i++) 4480 { 4481 arelent *r; 4482 4483 if (idx + 1 >= sec->reloc_count) 4484 break; 4485 r = sec->orelocation[idx + 1]; 4486 if (r->address != ptr->address 4487 || ! bfd_is_abs_section ((*r->sym_ptr_ptr)->section) 4488 || (*r->sym_ptr_ptr)->value != 0) 4489 break; 4490 4491 /* We can merge the reloc at IDX + 1 with the reloc at IDX. */ 4492 4493 if (i == 0) 4494 int_rela.r_type2 = r->howto->type; 4495 else 4496 int_rela.r_type3 = r->howto->type; 4497 4498 ++idx; 4499 } 4500 4501 mips_elf64_swap_reloca_out (abfd, &int_rela, ext_rela); 4502 } 4503 4504 BFD_ASSERT (ext_rela - (Elf64_Mips_External_Rela *) rela_hdr->contents 4505 == *count); 4506 } 4507 4508 /* Set the right machine number for a MIPS ELF file. */ 4509 4510 static bool 4511 mips_elf64_object_p (bfd *abfd) 4512 { 4513 unsigned long mach; 4514 4515 /* Irix 6 is broken. Object file symbol tables are not always 4516 sorted correctly such that local symbols precede global symbols, 4517 and the sh_info field in the symbol table is not always right. */ 4518 if (elf64_mips_irix_compat (abfd) != ict_none) 4519 elf_bad_symtab (abfd) = true; 4520 4521 mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags); 4522 bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach); 4523 return true; 4524 } 4525 4526 /* Depending on the target vector we generate some version of Irix 4527 executables or "normal" MIPS ELF ABI executables. */ 4528 static irix_compat_t 4529 elf64_mips_irix_compat (bfd *abfd) 4530 { 4531 if ((abfd->xvec == &mips_elf64_be_vec) 4532 || (abfd->xvec == &mips_elf64_le_vec)) 4533 return ict_irix6; 4534 else 4535 return ict_none; 4536 } 4537 4538 /* Support for core dump NOTE sections. */ 4539 static bool 4540 elf64_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) 4541 { 4542 int offset; 4543 unsigned int size; 4544 4545 switch (note->descsz) 4546 { 4547 default: 4548 return false; 4549 4550 case 480: /* Linux/MIPS - N64 kernel */ 4551 /* pr_cursig */ 4552 elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12); 4553 4554 /* pr_pid */ 4555 elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 32); 4556 4557 /* pr_reg */ 4558 offset = 112; 4559 size = 360; 4560 4561 break; 4562 } 4563 4564 /* Make a ".reg/999" section. */ 4565 return _bfd_elfcore_make_pseudosection (abfd, ".reg", 4566 size, note->descpos + offset); 4567 } 4568 4569 static bool 4570 elf64_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) 4571 { 4572 switch (note->descsz) 4573 { 4574 default: 4575 return false; 4576 4577 case 136: /* Linux/MIPS - N64 kernel elf_prpsinfo */ 4578 elf_tdata (abfd)->core->pid 4579 = bfd_get_32 (abfd, note->descdata + 24); 4580 elf_tdata (abfd)->core->program 4581 = _bfd_elfcore_strndup (abfd, note->descdata + 40, 16); 4582 elf_tdata (abfd)->core->command 4583 = _bfd_elfcore_strndup (abfd, note->descdata + 56, 80); 4584 } 4585 4586 /* Note that for some reason, a spurious space is tacked 4587 onto the end of the args in some (at least one anyway) 4588 implementations, so strip it off if it exists. */ 4589 4590 { 4591 char *command = elf_tdata (abfd)->core->command; 4592 int n = strlen (command); 4593 4594 if (0 < n && command[n - 1] == ' ') 4595 command[n - 1] = '\0'; 4596 } 4597 4598 return true; 4599 } 4600 4601 /* Write Linux core PRSTATUS note into core file. */ 4602 4603 static char * 4604 elf64_mips_write_core_note (bfd *abfd, char *buf, int *bufsiz, int note_type, 4605 ...) 4606 { 4607 switch (note_type) 4608 { 4609 default: 4610 return NULL; 4611 4612 case NT_PRPSINFO: 4613 BFD_FAIL (); 4614 return NULL; 4615 4616 case NT_PRSTATUS: 4617 { 4618 char data[480]; 4619 va_list ap; 4620 long pid; 4621 int cursig; 4622 const void *greg; 4623 4624 va_start (ap, note_type); 4625 memset (data, 0, 112); 4626 pid = va_arg (ap, long); 4627 bfd_put_32 (abfd, pid, data + 32); 4628 cursig = va_arg (ap, int); 4629 bfd_put_16 (abfd, cursig, data + 12); 4630 greg = va_arg (ap, const void *); 4631 memcpy (data + 112, greg, 360); 4632 memset (data + 472, 0, 8); 4633 va_end (ap); 4634 return elfcore_write_note (abfd, buf, bufsiz, 4635 "CORE", note_type, data, sizeof (data)); 4636 } 4637 } 4638 } 4639 4640 /* ECOFF swapping routines. These are used when dealing with the 4641 .mdebug section, which is in the ECOFF debugging format. */ 4642 static const struct ecoff_debug_swap mips_elf64_ecoff_debug_swap = 4643 { 4644 /* Symbol table magic number. */ 4645 magicSym2, 4646 /* Alignment of debugging information. E.g., 4. */ 4647 8, 4648 /* Sizes of external symbolic information. */ 4649 sizeof (struct hdr_ext), 4650 sizeof (struct dnr_ext), 4651 sizeof (struct pdr_ext), 4652 sizeof (struct sym_ext), 4653 sizeof (struct opt_ext), 4654 sizeof (struct fdr_ext), 4655 sizeof (struct rfd_ext), 4656 sizeof (struct ext_ext), 4657 /* Functions to swap in external symbolic data. */ 4658 ecoff_swap_hdr_in, 4659 ecoff_swap_dnr_in, 4660 ecoff_swap_pdr_in, 4661 ecoff_swap_sym_in, 4662 ecoff_swap_opt_in, 4663 ecoff_swap_fdr_in, 4664 ecoff_swap_rfd_in, 4665 ecoff_swap_ext_in, 4666 _bfd_ecoff_swap_tir_in, 4667 _bfd_ecoff_swap_rndx_in, 4668 /* Functions to swap out external symbolic data. */ 4669 ecoff_swap_hdr_out, 4670 ecoff_swap_dnr_out, 4671 ecoff_swap_pdr_out, 4672 ecoff_swap_sym_out, 4673 ecoff_swap_opt_out, 4674 ecoff_swap_fdr_out, 4675 ecoff_swap_rfd_out, 4676 ecoff_swap_ext_out, 4677 _bfd_ecoff_swap_tir_out, 4678 _bfd_ecoff_swap_rndx_out, 4679 /* Function to read in symbolic data. */ 4680 _bfd_mips_elf_read_ecoff_info 4681 }; 4682 4683 /* Relocations in the 64 bit MIPS ELF ABI are more complex than in 4684 standard ELF. This structure is used to redirect the relocation 4685 handling routines. */ 4686 4687 const struct elf_size_info mips_elf64_size_info = 4688 { 4689 sizeof (Elf64_External_Ehdr), 4690 sizeof (Elf64_External_Phdr), 4691 sizeof (Elf64_External_Shdr), 4692 sizeof (Elf64_Mips_External_Rel), 4693 sizeof (Elf64_Mips_External_Rela), 4694 sizeof (Elf64_External_Sym), 4695 sizeof (Elf64_External_Dyn), 4696 sizeof (Elf_External_Note), 4697 4, /* hash-table entry size */ 4698 3, /* internal relocations per external relocations */ 4699 64, /* arch_size */ 4700 3, /* log_file_align */ 4701 ELFCLASS64, 4702 EV_CURRENT, 4703 bfd_elf64_write_out_phdrs, 4704 bfd_elf64_write_shdrs_and_ehdr, 4705 bfd_elf64_checksum_contents, 4706 mips_elf64_write_relocs, 4707 bfd_elf64_swap_symbol_in, 4708 bfd_elf64_swap_symbol_out, 4709 mips_elf64_slurp_reloc_table, 4710 bfd_elf64_slurp_symbol_table, 4711 bfd_elf64_swap_dyn_in, 4712 bfd_elf64_swap_dyn_out, 4713 mips_elf64_be_swap_reloc_in, 4714 mips_elf64_be_swap_reloc_out, 4715 mips_elf64_be_swap_reloca_in, 4716 mips_elf64_be_swap_reloca_out 4717 }; 4718 4719 #define ELF_ARCH bfd_arch_mips 4720 #define ELF_TARGET_ID MIPS_ELF_DATA 4721 #define ELF_MACHINE_CODE EM_MIPS 4722 4723 #define elf_backend_collect true 4724 #define elf_backend_type_change_ok true 4725 #define elf_backend_can_gc_sections true 4726 #define elf_backend_gc_mark_extra_sections \ 4727 _bfd_mips_elf_gc_mark_extra_sections 4728 #define elf_info_to_howto mips_elf64_info_to_howto_rela 4729 #define elf_info_to_howto_rel mips_elf64_info_to_howto_rela 4730 #define elf_backend_object_p mips_elf64_object_p 4731 #define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing 4732 #define elf_backend_section_processing _bfd_mips_elf_section_processing 4733 #define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr 4734 #define elf_backend_fake_sections _bfd_mips_elf_fake_sections 4735 #define elf_backend_section_from_bfd_section \ 4736 _bfd_mips_elf_section_from_bfd_section 4737 #define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook 4738 #define elf_backend_link_output_symbol_hook \ 4739 _bfd_mips_elf_link_output_symbol_hook 4740 #define elf_backend_create_dynamic_sections \ 4741 _bfd_mips_elf_create_dynamic_sections 4742 #define elf_backend_check_relocs _bfd_mips_elf_check_relocs 4743 #define elf_backend_merge_symbol_attribute \ 4744 _bfd_mips_elf_merge_symbol_attribute 4745 #define elf_backend_get_target_dtag _bfd_mips_elf_get_target_dtag 4746 #define elf_backend_adjust_dynamic_symbol \ 4747 _bfd_mips_elf_adjust_dynamic_symbol 4748 #define elf_backend_always_size_sections \ 4749 _bfd_mips_elf_always_size_sections 4750 #define elf_backend_size_dynamic_sections \ 4751 _bfd_mips_elf_size_dynamic_sections 4752 #define elf_backend_init_index_section _bfd_elf_init_1_index_section 4753 #define elf_backend_relocate_section _bfd_mips_elf_relocate_section 4754 #define elf_backend_finish_dynamic_symbol \ 4755 _bfd_mips_elf_finish_dynamic_symbol 4756 #define elf_backend_finish_dynamic_sections \ 4757 _bfd_mips_elf_finish_dynamic_sections 4758 #define elf_backend_final_write_processing \ 4759 _bfd_mips_elf_final_write_processing 4760 #define elf_backend_additional_program_headers \ 4761 _bfd_mips_elf_additional_program_headers 4762 #define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map 4763 #define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook 4764 #define elf_backend_copy_indirect_symbol \ 4765 _bfd_mips_elf_copy_indirect_symbol 4766 #define elf_backend_hide_symbol _bfd_mips_elf_hide_symbol 4767 #define elf_backend_ignore_discarded_relocs \ 4768 _bfd_mips_elf_ignore_discarded_relocs 4769 #define elf_backend_mips_irix_compat elf64_mips_irix_compat 4770 #define elf_backend_mips_rtype_to_howto mips_elf64_rtype_to_howto 4771 #define elf_backend_ecoff_debug_swap &mips_elf64_ecoff_debug_swap 4772 #define elf_backend_size_info mips_elf64_size_info 4773 4774 #define elf_backend_grok_prstatus elf64_mips_grok_prstatus 4775 #define elf_backend_grok_psinfo elf64_mips_grok_psinfo 4776 4777 #define elf_backend_got_header_size (8 * MIPS_RESERVED_GOTNO) 4778 #define elf_backend_want_dynrelro 1 4779 4780 /* MIPS ELF64 can use a mixture of REL and RELA, but some Relocations 4781 work better/work only in RELA, so we default to this. */ 4782 #define elf_backend_may_use_rel_p 1 4783 #define elf_backend_may_use_rela_p 1 4784 #define elf_backend_default_use_rela_p 1 4785 #define elf_backend_rela_plts_and_copies_p 0 4786 #define elf_backend_plt_readonly 1 4787 #define elf_backend_plt_sym_val _bfd_mips_elf_plt_sym_val 4788 4789 #define elf_backend_sign_extend_vma true 4790 4791 #define elf_backend_write_section _bfd_mips_elf_write_section 4792 #define elf_backend_sort_relocs_p _bfd_mips_elf_sort_relocs_p 4793 4794 /* We don't set bfd_elf64_bfd_is_local_label_name because the 32-bit 4795 MIPS-specific function only applies to IRIX5, which had no 64-bit 4796 ABI. */ 4797 #define bfd_elf64_bfd_is_target_special_symbol \ 4798 _bfd_mips_elf_is_target_special_symbol 4799 #define bfd_elf64_find_nearest_line _bfd_mips_elf_find_nearest_line 4800 #define bfd_elf64_find_nearest_line_with_alt \ 4801 _bfd_mips_elf_find_nearest_line_with_alt 4802 #define bfd_elf64_find_inliner_info _bfd_mips_elf_find_inliner_info 4803 #define bfd_elf64_new_section_hook _bfd_mips_elf_new_section_hook 4804 #define bfd_elf64_set_section_contents _bfd_mips_elf_set_section_contents 4805 #define bfd_elf64_bfd_get_relocated_section_contents \ 4806 _bfd_elf_mips_get_relocated_section_contents 4807 #define bfd_elf64_bfd_link_hash_table_create \ 4808 _bfd_mips_elf_link_hash_table_create 4809 #define bfd_elf64_bfd_final_link _bfd_mips_elf_final_link 4810 #define bfd_elf64_bfd_merge_private_bfd_data \ 4811 _bfd_mips_elf_merge_private_bfd_data 4812 #define bfd_elf64_bfd_set_private_flags _bfd_mips_elf_set_private_flags 4813 #define bfd_elf64_bfd_print_private_bfd_data \ 4814 _bfd_mips_elf_print_private_bfd_data 4815 4816 #define bfd_elf64_get_dynamic_reloc_upper_bound mips_elf64_get_dynamic_reloc_upper_bound 4817 #define bfd_elf64_mkobject _bfd_mips_elf_mkobject 4818 #define bfd_elf64_close_and_cleanup _bfd_mips_elf_close_and_cleanup 4819 4820 /* The SGI style (n)64 NewABI. */ 4821 #define TARGET_LITTLE_SYM mips_elf64_le_vec 4822 #define TARGET_LITTLE_NAME "elf64-littlemips" 4823 #define TARGET_BIG_SYM mips_elf64_be_vec 4824 #define TARGET_BIG_NAME "elf64-bigmips" 4825 4826 #define ELF_MAXPAGESIZE 0x10000 4827 #define ELF_COMMONPAGESIZE 0x1000 4828 4829 #include "elf64-target.h" 4830 4831 /* The SYSV-style 'traditional' (n)64 NewABI. */ 4832 #undef TARGET_LITTLE_SYM 4833 #undef TARGET_LITTLE_NAME 4834 #undef TARGET_BIG_SYM 4835 #undef TARGET_BIG_NAME 4836 4837 #undef ELF_MAXPAGESIZE 4838 #undef ELF_COMMONPAGESIZE 4839 4840 #define TARGET_LITTLE_SYM mips_elf64_trad_le_vec 4841 #define TARGET_LITTLE_NAME "elf64-tradlittlemips" 4842 #define TARGET_BIG_SYM mips_elf64_trad_be_vec 4843 #define TARGET_BIG_NAME "elf64-tradbigmips" 4844 4845 #define ELF_MAXPAGESIZE 0x10000 4846 #define ELF_COMMONPAGESIZE 0x1000 4847 #define elf64_bed elf64_tradbed 4848 4849 #undef elf_backend_write_core_note 4850 #define elf_backend_write_core_note elf64_mips_write_core_note 4851 4852 /* Include the target file again for this target. */ 4853 #include "elf64-target.h" 4854 4855 4856 /* FreeBSD support. */ 4857 4858 #undef TARGET_LITTLE_SYM 4859 #undef TARGET_LITTLE_NAME 4860 #undef TARGET_BIG_SYM 4861 #undef TARGET_BIG_NAME 4862 4863 #define TARGET_LITTLE_SYM mips_elf64_tradfbsd_le_vec 4864 #define TARGET_LITTLE_NAME "elf64-tradlittlemips-freebsd" 4865 #define TARGET_BIG_SYM mips_elf64_tradfbsd_be_vec 4866 #define TARGET_BIG_NAME "elf64-tradbigmips-freebsd" 4867 4868 #undef ELF_OSABI 4869 #define ELF_OSABI ELFOSABI_FREEBSD 4870 4871 #undef elf64_bed 4872 #define elf64_bed elf64_fbsd_tradbed 4873 4874 #undef elf64_mips_write_core_note 4875 4876 #include "elf64-target.h" 4877