elfn32-mips.c revision 1.1.1.12
1 /* MIPS-specific support for 32-bit ELF 2 Copyright (C) 1993-2025 Free Software Foundation, Inc. 3 4 Most of the information added by Ian Lance Taylor, Cygnus Support, 5 <ian (at) cygnus.com>. 6 N32/64 ABI support added by Mark Mitchell, CodeSourcery, LLC. 7 <mark (at) codesourcery.com> 8 Traditional MIPS targets support added by Koundinya.K, Dansk Data 9 Elektronik & Operations Research Group. <kk (at) ddeorg.soft.net> 10 11 This file is part of BFD, the Binary File Descriptor library. 12 13 This program is free software; you can redistribute it and/or modify 14 it under the terms of the GNU General Public License as published by 15 the Free Software Foundation; either version 3 of the License, or 16 (at your option) any later version. 17 18 This program is distributed in the hope that it will be useful, 19 but WITHOUT ANY WARRANTY; without even the implied warranty of 20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 21 GNU General Public License for more details. 22 23 You should have received a copy of the GNU General Public License 24 along with this program; if not, write to the Free Software 25 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 26 MA 02110-1301, USA. */ 27 28 29 /* This file handles MIPS ELF targets. SGI Irix 5 uses a slightly 30 different MIPS ELF from other targets. This matters when linking. 31 This file supports both, switching at runtime. */ 32 33 #include "sysdep.h" 34 #include "bfd.h" 35 #include "libbfd.h" 36 #include "bfdlink.h" 37 #include "genlink.h" 38 #include "elf-bfd.h" 39 #include "elfxx-mips.h" 40 #include "elf/mips.h" 41 42 /* Get the ECOFF swapping routines. */ 43 #include "coff/sym.h" 44 #include "coff/symconst.h" 45 #include "coff/internal.h" 46 #include "coff/ecoff.h" 47 #include "coff/mips.h" 48 #define ECOFF_SIGNED_32 49 #include "ecoffswap.h" 50 51 static bool mips_elf_assign_gp 52 (bfd *, bfd_vma *); 53 static bfd_reloc_status_type mips_elf_final_gp 54 (bfd *, asymbol *, bool, char **, bfd_vma *); 55 static bfd_reloc_status_type mips_elf_gprel16_reloc 56 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 57 static bfd_reloc_status_type mips_elf_literal_reloc 58 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 59 static bfd_reloc_status_type mips_elf_gprel32_reloc 60 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 61 static bfd_reloc_status_type gprel32_with_gp 62 (bfd *, asymbol *, arelent *, asection *, bool, void *, bfd_vma); 63 static bfd_reloc_status_type mips_elf_shift6_reloc 64 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 65 static bfd_reloc_status_type mips16_gprel_reloc 66 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 67 static reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup 68 (bfd *, bfd_reloc_code_real_type); 69 static bool mips_info_to_howto_rel 70 (bfd *, arelent *, Elf_Internal_Rela *); 71 static bool mips_info_to_howto_rela 72 (bfd *, arelent *, Elf_Internal_Rela *); 73 static bool mips_elf_sym_is_global 74 (bfd *, asymbol *); 75 static bool mips_elf_n32_elfsym_local_is_section 76 (bfd *); 77 static bool mips_elf_n32_object_p 78 (bfd *); 79 static bool elf32_mips_grok_prstatus 80 (bfd *, Elf_Internal_Note *); 81 static bool elf32_mips_grok_psinfo 82 (bfd *, Elf_Internal_Note *); 83 static bool elf_n32_mips_grok_freebsd_prstatus 84 (bfd *, Elf_Internal_Note *); 85 static irix_compat_t elf_n32_mips_irix_compat 86 (bfd *); 87 static bool mips_elf_n32_mkobject 88 (bfd *); 89 90 extern const bfd_target mips_elf32_n_be_vec; 91 extern const bfd_target mips_elf32_n_le_vec; 92 93 /* Nonzero if ABFD is using the N32 ABI. */ 94 #define ABI_N32_P(abfd) \ 95 ((elf_elfheader (abfd)->e_flags & EF_MIPS_ABI2) != 0) 96 97 /* Whether we are trying to be compatible with IRIX at all. */ 98 #define SGI_COMPAT(abfd) \ 99 (elf_n32_mips_irix_compat (abfd) != ict_none) 100 101 /* The number of local .got entries we reserve. */ 102 #define MIPS_RESERVED_GOTNO (2) 103 104 /* In case we're on a 32-bit machine, construct a 64-bit "-1" value 105 from smaller values. Start with zero, widen, *then* decrement. */ 106 #define MINUS_ONE (((bfd_vma)0) - 1) 107 108 /* The relocation table used for SHT_REL sections. */ 109 110 static reloc_howto_type elf_mips_howto_table_rel[] = 111 { 112 /* No relocation. */ 113 HOWTO (R_MIPS_NONE, /* type */ 114 0, /* rightshift */ 115 0, /* size */ 116 0, /* bitsize */ 117 false, /* pc_relative */ 118 0, /* bitpos */ 119 complain_overflow_dont, /* complain_on_overflow */ 120 _bfd_mips_elf_generic_reloc, /* special_function */ 121 "R_MIPS_NONE", /* name */ 122 false, /* partial_inplace */ 123 0, /* src_mask */ 124 0, /* dst_mask */ 125 false), /* pcrel_offset */ 126 127 /* 16 bit relocation. */ 128 HOWTO (R_MIPS_16, /* type */ 129 0, /* rightshift */ 130 4, /* size */ 131 16, /* bitsize */ 132 false, /* pc_relative */ 133 0, /* bitpos */ 134 complain_overflow_signed, /* complain_on_overflow */ 135 _bfd_mips_elf_generic_reloc, /* special_function */ 136 "R_MIPS_16", /* name */ 137 true, /* partial_inplace */ 138 0x0000ffff, /* src_mask */ 139 0x0000ffff, /* dst_mask */ 140 false), /* pcrel_offset */ 141 142 /* 32 bit relocation. */ 143 HOWTO (R_MIPS_32, /* type */ 144 0, /* rightshift */ 145 4, /* size */ 146 32, /* bitsize */ 147 false, /* pc_relative */ 148 0, /* bitpos */ 149 complain_overflow_dont, /* complain_on_overflow */ 150 _bfd_mips_elf_generic_reloc, /* special_function */ 151 "R_MIPS_32", /* name */ 152 true, /* partial_inplace */ 153 0xffffffff, /* src_mask */ 154 0xffffffff, /* dst_mask */ 155 false), /* pcrel_offset */ 156 157 /* 32 bit symbol relative relocation. */ 158 HOWTO (R_MIPS_REL32, /* type */ 159 0, /* rightshift */ 160 4, /* size */ 161 32, /* bitsize */ 162 false, /* pc_relative */ 163 0, /* bitpos */ 164 complain_overflow_dont, /* complain_on_overflow */ 165 _bfd_mips_elf_generic_reloc, /* special_function */ 166 "R_MIPS_REL32", /* name */ 167 true, /* partial_inplace */ 168 0xffffffff, /* src_mask */ 169 0xffffffff, /* dst_mask */ 170 false), /* pcrel_offset */ 171 172 /* 26 bit jump address. */ 173 HOWTO (R_MIPS_26, /* type */ 174 2, /* rightshift */ 175 4, /* size */ 176 26, /* bitsize */ 177 false, /* pc_relative */ 178 0, /* bitpos */ 179 complain_overflow_dont, /* complain_on_overflow */ 180 /* This needs complex overflow 181 detection, because the upper four 182 bits must match the PC + 4. */ 183 _bfd_mips_elf_generic_reloc, /* special_function */ 184 "R_MIPS_26", /* name */ 185 true, /* partial_inplace */ 186 0x03ffffff, /* src_mask */ 187 0x03ffffff, /* dst_mask */ 188 false), /* pcrel_offset */ 189 190 /* R_MIPS_HI16 and R_MIPS_LO16 are unsupported for NewABI REL. 191 However, the native IRIX6 tools use them, so we try our best. */ 192 193 /* High 16 bits of symbol value. */ 194 HOWTO (R_MIPS_HI16, /* type */ 195 16, /* rightshift */ 196 4, /* size */ 197 16, /* bitsize */ 198 false, /* pc_relative */ 199 0, /* bitpos */ 200 complain_overflow_dont, /* complain_on_overflow */ 201 _bfd_mips_elf_hi16_reloc, /* special_function */ 202 "R_MIPS_HI16", /* name */ 203 true, /* partial_inplace */ 204 0x0000ffff, /* src_mask */ 205 0x0000ffff, /* dst_mask */ 206 false), /* pcrel_offset */ 207 208 /* Low 16 bits of symbol value. */ 209 HOWTO (R_MIPS_LO16, /* type */ 210 0, /* rightshift */ 211 4, /* size */ 212 16, /* bitsize */ 213 false, /* pc_relative */ 214 0, /* bitpos */ 215 complain_overflow_dont, /* complain_on_overflow */ 216 _bfd_mips_elf_lo16_reloc, /* special_function */ 217 "R_MIPS_LO16", /* name */ 218 true, /* partial_inplace */ 219 0x0000ffff, /* src_mask */ 220 0x0000ffff, /* dst_mask */ 221 false), /* pcrel_offset */ 222 223 /* GP relative reference. */ 224 HOWTO (R_MIPS_GPREL16, /* type */ 225 0, /* rightshift */ 226 4, /* size */ 227 16, /* bitsize */ 228 false, /* pc_relative */ 229 0, /* bitpos */ 230 complain_overflow_signed, /* complain_on_overflow */ 231 mips_elf_gprel16_reloc, /* special_function */ 232 "R_MIPS_GPREL16", /* name */ 233 true, /* partial_inplace */ 234 0x0000ffff, /* src_mask */ 235 0x0000ffff, /* dst_mask */ 236 false), /* pcrel_offset */ 237 238 /* Reference to literal section. */ 239 HOWTO (R_MIPS_LITERAL, /* type */ 240 0, /* rightshift */ 241 4, /* size */ 242 16, /* bitsize */ 243 false, /* pc_relative */ 244 0, /* bitpos */ 245 complain_overflow_signed, /* complain_on_overflow */ 246 mips_elf_literal_reloc, /* special_function */ 247 "R_MIPS_LITERAL", /* name */ 248 true, /* partial_inplace */ 249 0x0000ffff, /* src_mask */ 250 0x0000ffff, /* dst_mask */ 251 false), /* pcrel_offset */ 252 253 /* Reference to global offset table. */ 254 HOWTO (R_MIPS_GOT16, /* type */ 255 0, /* rightshift */ 256 4, /* size */ 257 16, /* bitsize */ 258 false, /* pc_relative */ 259 0, /* bitpos */ 260 complain_overflow_signed, /* complain_on_overflow */ 261 _bfd_mips_elf_got16_reloc, /* special_function */ 262 "R_MIPS_GOT16", /* name */ 263 true, /* partial_inplace */ 264 0x0000ffff, /* src_mask */ 265 0x0000ffff, /* dst_mask */ 266 false), /* pcrel_offset */ 267 268 /* 16 bit PC relative reference. Note that the ABI document has a typo 269 and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. 270 We do the right thing here. */ 271 HOWTO (R_MIPS_PC16, /* type */ 272 2, /* rightshift */ 273 4, /* size */ 274 16, /* bitsize */ 275 true, /* pc_relative */ 276 0, /* bitpos */ 277 complain_overflow_signed, /* complain_on_overflow */ 278 _bfd_mips_elf_generic_reloc, /* special_function */ 279 "R_MIPS_PC16", /* name */ 280 true, /* partial_inplace */ 281 0x0000ffff, /* src_mask */ 282 0x0000ffff, /* dst_mask */ 283 true), /* pcrel_offset */ 284 285 /* 16 bit call through global offset table. */ 286 HOWTO (R_MIPS_CALL16, /* type */ 287 0, /* rightshift */ 288 4, /* size */ 289 16, /* bitsize */ 290 false, /* pc_relative */ 291 0, /* bitpos */ 292 complain_overflow_signed, /* complain_on_overflow */ 293 _bfd_mips_elf_generic_reloc, /* special_function */ 294 "R_MIPS_CALL16", /* name */ 295 true, /* partial_inplace */ 296 0x0000ffff, /* src_mask */ 297 0x0000ffff, /* dst_mask */ 298 false), /* pcrel_offset */ 299 300 /* 32 bit GP relative reference. */ 301 HOWTO (R_MIPS_GPREL32, /* type */ 302 0, /* rightshift */ 303 4, /* size */ 304 32, /* bitsize */ 305 false, /* pc_relative */ 306 0, /* bitpos */ 307 complain_overflow_dont, /* complain_on_overflow */ 308 mips_elf_gprel32_reloc, /* special_function */ 309 "R_MIPS_GPREL32", /* name */ 310 true, /* partial_inplace */ 311 0xffffffff, /* src_mask */ 312 0xffffffff, /* dst_mask */ 313 false), /* pcrel_offset */ 314 315 /* The remaining relocs are defined on Irix 5, although they are 316 not defined by the ABI. */ 317 EMPTY_HOWTO (13), 318 EMPTY_HOWTO (14), 319 EMPTY_HOWTO (15), 320 321 /* A 5 bit shift field. */ 322 HOWTO (R_MIPS_SHIFT5, /* type */ 323 0, /* rightshift */ 324 4, /* size */ 325 5, /* bitsize */ 326 false, /* pc_relative */ 327 6, /* bitpos */ 328 complain_overflow_bitfield, /* complain_on_overflow */ 329 _bfd_mips_elf_generic_reloc, /* special_function */ 330 "R_MIPS_SHIFT5", /* name */ 331 true, /* partial_inplace */ 332 0x000007c0, /* src_mask */ 333 0x000007c0, /* dst_mask */ 334 false), /* pcrel_offset */ 335 336 /* A 6 bit shift field. */ 337 HOWTO (R_MIPS_SHIFT6, /* type */ 338 0, /* rightshift */ 339 4, /* size */ 340 6, /* bitsize */ 341 false, /* pc_relative */ 342 6, /* bitpos */ 343 complain_overflow_bitfield, /* complain_on_overflow */ 344 mips_elf_shift6_reloc, /* special_function */ 345 "R_MIPS_SHIFT6", /* name */ 346 true, /* partial_inplace */ 347 0x000007c4, /* src_mask */ 348 0x000007c4, /* dst_mask */ 349 false), /* pcrel_offset */ 350 351 /* A 64 bit relocation. */ 352 HOWTO (R_MIPS_64, /* type */ 353 0, /* rightshift */ 354 8, /* size */ 355 64, /* bitsize */ 356 false, /* pc_relative */ 357 0, /* bitpos */ 358 complain_overflow_dont, /* complain_on_overflow */ 359 _bfd_mips_elf_generic_reloc, /* special_function */ 360 "R_MIPS_64", /* name */ 361 true, /* partial_inplace */ 362 MINUS_ONE, /* src_mask */ 363 MINUS_ONE, /* dst_mask */ 364 false), /* pcrel_offset */ 365 366 /* Displacement in the global offset table. */ 367 HOWTO (R_MIPS_GOT_DISP, /* type */ 368 0, /* rightshift */ 369 4, /* size */ 370 16, /* bitsize */ 371 false, /* pc_relative */ 372 0, /* bitpos */ 373 complain_overflow_signed, /* complain_on_overflow */ 374 _bfd_mips_elf_generic_reloc, /* special_function */ 375 "R_MIPS_GOT_DISP", /* name */ 376 true, /* partial_inplace */ 377 0x0000ffff, /* src_mask */ 378 0x0000ffff, /* dst_mask */ 379 false), /* pcrel_offset */ 380 381 /* Displacement to page pointer in the global offset table. */ 382 HOWTO (R_MIPS_GOT_PAGE, /* type */ 383 0, /* rightshift */ 384 4, /* size */ 385 16, /* bitsize */ 386 false, /* pc_relative */ 387 0, /* bitpos */ 388 complain_overflow_signed, /* complain_on_overflow */ 389 _bfd_mips_elf_generic_reloc, /* special_function */ 390 "R_MIPS_GOT_PAGE", /* name */ 391 true, /* partial_inplace */ 392 0x0000ffff, /* src_mask */ 393 0x0000ffff, /* dst_mask */ 394 false), /* pcrel_offset */ 395 396 /* Offset from page pointer in the global offset table. */ 397 HOWTO (R_MIPS_GOT_OFST, /* type */ 398 0, /* rightshift */ 399 4, /* size */ 400 16, /* bitsize */ 401 false, /* pc_relative */ 402 0, /* bitpos */ 403 complain_overflow_signed, /* complain_on_overflow */ 404 _bfd_mips_elf_generic_reloc, /* special_function */ 405 "R_MIPS_GOT_OFST", /* name */ 406 true, /* partial_inplace */ 407 0x0000ffff, /* src_mask */ 408 0x0000ffff, /* dst_mask */ 409 false), /* pcrel_offset */ 410 411 /* High 16 bits of displacement in global offset table. */ 412 HOWTO (R_MIPS_GOT_HI16, /* type */ 413 16, /* rightshift */ 414 4, /* size */ 415 16, /* bitsize */ 416 false, /* pc_relative */ 417 0, /* bitpos */ 418 complain_overflow_dont, /* complain_on_overflow */ 419 _bfd_mips_elf_generic_reloc, /* special_function */ 420 "R_MIPS_GOT_HI16", /* name */ 421 true, /* partial_inplace */ 422 0x0000ffff, /* src_mask */ 423 0x0000ffff, /* dst_mask */ 424 false), /* pcrel_offset */ 425 426 /* Low 16 bits of displacement in global offset table. */ 427 HOWTO (R_MIPS_GOT_LO16, /* type */ 428 0, /* rightshift */ 429 4, /* size */ 430 16, /* bitsize */ 431 false, /* pc_relative */ 432 0, /* bitpos */ 433 complain_overflow_dont, /* complain_on_overflow */ 434 _bfd_mips_elf_generic_reloc, /* special_function */ 435 "R_MIPS_GOT_LO16", /* name */ 436 true, /* partial_inplace */ 437 0x0000ffff, /* src_mask */ 438 0x0000ffff, /* dst_mask */ 439 false), /* pcrel_offset */ 440 441 /* 64 bit subtraction. */ 442 HOWTO (R_MIPS_SUB, /* type */ 443 0, /* rightshift */ 444 8, /* size */ 445 64, /* bitsize */ 446 false, /* pc_relative */ 447 0, /* bitpos */ 448 complain_overflow_dont, /* complain_on_overflow */ 449 _bfd_mips_elf_generic_reloc, /* special_function */ 450 "R_MIPS_SUB", /* name */ 451 true, /* partial_inplace */ 452 MINUS_ONE, /* src_mask */ 453 MINUS_ONE, /* dst_mask */ 454 false), /* pcrel_offset */ 455 456 /* Insert the addend as an instruction. */ 457 /* FIXME: Not handled correctly. */ 458 HOWTO (R_MIPS_INSERT_A, /* type */ 459 0, /* rightshift */ 460 4, /* size */ 461 32, /* bitsize */ 462 false, /* pc_relative */ 463 0, /* bitpos */ 464 complain_overflow_dont, /* complain_on_overflow */ 465 _bfd_mips_elf_generic_reloc, /* special_function */ 466 "R_MIPS_INSERT_A", /* name */ 467 true, /* partial_inplace */ 468 0xffffffff, /* src_mask */ 469 0xffffffff, /* dst_mask */ 470 false), /* pcrel_offset */ 471 472 /* Insert the addend as an instruction, and change all relocations 473 to refer to the old instruction at the address. */ 474 /* FIXME: Not handled correctly. */ 475 HOWTO (R_MIPS_INSERT_B, /* type */ 476 0, /* rightshift */ 477 4, /* size */ 478 32, /* bitsize */ 479 false, /* pc_relative */ 480 0, /* bitpos */ 481 complain_overflow_dont, /* complain_on_overflow */ 482 _bfd_mips_elf_generic_reloc, /* special_function */ 483 "R_MIPS_INSERT_B", /* name */ 484 true, /* partial_inplace */ 485 0xffffffff, /* src_mask */ 486 0xffffffff, /* dst_mask */ 487 false), /* pcrel_offset */ 488 489 /* Delete a 32 bit instruction. */ 490 /* FIXME: Not handled correctly. */ 491 HOWTO (R_MIPS_DELETE, /* type */ 492 0, /* rightshift */ 493 4, /* size */ 494 32, /* bitsize */ 495 false, /* pc_relative */ 496 0, /* bitpos */ 497 complain_overflow_dont, /* complain_on_overflow */ 498 _bfd_mips_elf_generic_reloc, /* special_function */ 499 "R_MIPS_DELETE", /* name */ 500 true, /* partial_inplace */ 501 0xffffffff, /* src_mask */ 502 0xffffffff, /* dst_mask */ 503 false), /* pcrel_offset */ 504 505 /* The MIPS ELF64 ABI Draft wants us to support these for REL relocations. 506 We don't, because 507 a) It means building the addend from a R_MIPS_HIGHEST/R_MIPS_HIGHER/ 508 R_MIPS_HI16/R_MIPS_LO16 sequence with varying ordering, using 509 fallable heuristics. 510 b) No other NewABI toolchain actually emits such relocations. */ 511 EMPTY_HOWTO (R_MIPS_HIGHER), 512 EMPTY_HOWTO (R_MIPS_HIGHEST), 513 514 /* High 16 bits of displacement in global offset table. */ 515 HOWTO (R_MIPS_CALL_HI16, /* type */ 516 16, /* rightshift */ 517 4, /* size */ 518 16, /* bitsize */ 519 false, /* pc_relative */ 520 0, /* bitpos */ 521 complain_overflow_dont, /* complain_on_overflow */ 522 _bfd_mips_elf_generic_reloc, /* special_function */ 523 "R_MIPS_CALL_HI16", /* name */ 524 true, /* partial_inplace */ 525 0x0000ffff, /* src_mask */ 526 0x0000ffff, /* dst_mask */ 527 false), /* pcrel_offset */ 528 529 /* Low 16 bits of displacement in global offset table. */ 530 HOWTO (R_MIPS_CALL_LO16, /* type */ 531 0, /* rightshift */ 532 4, /* size */ 533 16, /* bitsize */ 534 false, /* pc_relative */ 535 0, /* bitpos */ 536 complain_overflow_dont, /* complain_on_overflow */ 537 _bfd_mips_elf_generic_reloc, /* special_function */ 538 "R_MIPS_CALL_LO16", /* name */ 539 true, /* partial_inplace */ 540 0x0000ffff, /* src_mask */ 541 0x0000ffff, /* dst_mask */ 542 false), /* pcrel_offset */ 543 544 /* Section displacement. */ 545 HOWTO (R_MIPS_SCN_DISP, /* type */ 546 0, /* rightshift */ 547 4, /* size */ 548 32, /* bitsize */ 549 false, /* pc_relative */ 550 0, /* bitpos */ 551 complain_overflow_dont, /* complain_on_overflow */ 552 _bfd_mips_elf_generic_reloc, /* special_function */ 553 "R_MIPS_SCN_DISP", /* name */ 554 true, /* partial_inplace */ 555 0xffffffff, /* src_mask */ 556 0xffffffff, /* dst_mask */ 557 false), /* pcrel_offset */ 558 559 HOWTO (R_MIPS_REL16, /* type */ 560 0, /* rightshift */ 561 2, /* size */ 562 16, /* bitsize */ 563 false, /* pc_relative */ 564 0, /* bitpos */ 565 complain_overflow_signed, /* complain_on_overflow */ 566 _bfd_mips_elf_generic_reloc, /* special_function */ 567 "R_MIPS_REL16", /* name */ 568 true, /* partial_inplace */ 569 0xffff, /* src_mask */ 570 0xffff, /* dst_mask */ 571 false), /* pcrel_offset */ 572 573 /* These two are obsolete. */ 574 EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), 575 EMPTY_HOWTO (R_MIPS_PJUMP), 576 577 /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. 578 It must be used for multigot GOT's (and only there). */ 579 HOWTO (R_MIPS_RELGOT, /* type */ 580 0, /* rightshift */ 581 4, /* size */ 582 32, /* bitsize */ 583 false, /* pc_relative */ 584 0, /* bitpos */ 585 complain_overflow_dont, /* complain_on_overflow */ 586 _bfd_mips_elf_generic_reloc, /* special_function */ 587 "R_MIPS_RELGOT", /* name */ 588 true, /* partial_inplace */ 589 0xffffffff, /* src_mask */ 590 0xffffffff, /* dst_mask */ 591 false), /* pcrel_offset */ 592 593 /* Protected jump conversion. This is an optimization hint. No 594 relocation is required for correctness. */ 595 HOWTO (R_MIPS_JALR, /* type */ 596 0, /* rightshift */ 597 4, /* size */ 598 32, /* bitsize */ 599 false, /* pc_relative */ 600 0, /* bitpos */ 601 complain_overflow_dont, /* complain_on_overflow */ 602 _bfd_mips_elf_generic_reloc, /* special_function */ 603 "R_MIPS_JALR", /* name */ 604 false, /* partial_inplace */ 605 0x00000000, /* src_mask */ 606 0x00000000, /* dst_mask */ 607 false), /* pcrel_offset */ 608 609 /* TLS GD/LD dynamic relocations. */ 610 HOWTO (R_MIPS_TLS_DTPMOD32, /* type */ 611 0, /* rightshift */ 612 4, /* size */ 613 32, /* bitsize */ 614 false, /* pc_relative */ 615 0, /* bitpos */ 616 complain_overflow_dont, /* complain_on_overflow */ 617 _bfd_mips_elf_generic_reloc, /* special_function */ 618 "R_MIPS_TLS_DTPMOD32", /* name */ 619 true, /* partial_inplace */ 620 0xffffffff, /* src_mask */ 621 0xffffffff, /* dst_mask */ 622 false), /* pcrel_offset */ 623 624 HOWTO (R_MIPS_TLS_DTPREL32, /* type */ 625 0, /* rightshift */ 626 4, /* size */ 627 32, /* bitsize */ 628 false, /* pc_relative */ 629 0, /* bitpos */ 630 complain_overflow_dont, /* complain_on_overflow */ 631 _bfd_mips_elf_generic_reloc, /* special_function */ 632 "R_MIPS_TLS_DTPREL32", /* name */ 633 true, /* partial_inplace */ 634 0xffffffff, /* src_mask */ 635 0xffffffff, /* dst_mask */ 636 false), /* pcrel_offset */ 637 638 EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64), 639 EMPTY_HOWTO (R_MIPS_TLS_DTPREL64), 640 641 /* TLS general dynamic variable reference. */ 642 HOWTO (R_MIPS_TLS_GD, /* type */ 643 0, /* rightshift */ 644 4, /* size */ 645 16, /* bitsize */ 646 false, /* pc_relative */ 647 0, /* bitpos */ 648 complain_overflow_signed, /* complain_on_overflow */ 649 _bfd_mips_elf_generic_reloc, /* special_function */ 650 "R_MIPS_TLS_GD", /* name */ 651 true, /* partial_inplace */ 652 0x0000ffff, /* src_mask */ 653 0x0000ffff, /* dst_mask */ 654 false), /* pcrel_offset */ 655 656 /* TLS local dynamic variable reference. */ 657 HOWTO (R_MIPS_TLS_LDM, /* type */ 658 0, /* rightshift */ 659 4, /* size */ 660 16, /* bitsize */ 661 false, /* pc_relative */ 662 0, /* bitpos */ 663 complain_overflow_signed, /* complain_on_overflow */ 664 _bfd_mips_elf_generic_reloc, /* special_function */ 665 "R_MIPS_TLS_LDM", /* name */ 666 true, /* partial_inplace */ 667 0x0000ffff, /* src_mask */ 668 0x0000ffff, /* dst_mask */ 669 false), /* pcrel_offset */ 670 671 /* TLS local dynamic offset. */ 672 HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */ 673 16, /* rightshift */ 674 4, /* size */ 675 16, /* bitsize */ 676 false, /* pc_relative */ 677 0, /* bitpos */ 678 complain_overflow_signed, /* complain_on_overflow */ 679 _bfd_mips_elf_hi16_reloc, /* special_function */ 680 "R_MIPS_TLS_DTPREL_HI16", /* name */ 681 true, /* partial_inplace */ 682 0x0000ffff, /* src_mask */ 683 0x0000ffff, /* dst_mask */ 684 false), /* pcrel_offset */ 685 686 /* TLS local dynamic offset. */ 687 HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */ 688 0, /* rightshift */ 689 4, /* size */ 690 16, /* bitsize */ 691 false, /* pc_relative */ 692 0, /* bitpos */ 693 complain_overflow_dont, /* complain_on_overflow */ 694 _bfd_mips_elf_lo16_reloc, /* special_function */ 695 "R_MIPS_TLS_DTPREL_LO16", /* name */ 696 true, /* partial_inplace */ 697 0x0000ffff, /* src_mask */ 698 0x0000ffff, /* dst_mask */ 699 false), /* pcrel_offset */ 700 701 /* TLS thread pointer offset. */ 702 HOWTO (R_MIPS_TLS_GOTTPREL, /* type */ 703 0, /* rightshift */ 704 4, /* size */ 705 16, /* bitsize */ 706 false, /* pc_relative */ 707 0, /* bitpos */ 708 complain_overflow_signed, /* complain_on_overflow */ 709 _bfd_mips_elf_generic_reloc, /* special_function */ 710 "R_MIPS_TLS_GOTTPREL", /* name */ 711 true, /* partial_inplace */ 712 0x0000ffff, /* src_mask */ 713 0x0000ffff, /* dst_mask */ 714 false), /* pcrel_offset */ 715 716 /* TLS IE dynamic relocations. */ 717 HOWTO (R_MIPS_TLS_TPREL32, /* type */ 718 0, /* rightshift */ 719 4, /* size */ 720 32, /* bitsize */ 721 false, /* pc_relative */ 722 0, /* bitpos */ 723 complain_overflow_dont, /* complain_on_overflow */ 724 _bfd_mips_elf_generic_reloc, /* special_function */ 725 "R_MIPS_TLS_TPREL32", /* name */ 726 true, /* partial_inplace */ 727 0xffffffff, /* src_mask */ 728 0xffffffff, /* dst_mask */ 729 false), /* pcrel_offset */ 730 731 EMPTY_HOWTO (R_MIPS_TLS_TPREL64), 732 733 /* TLS thread pointer offset. */ 734 HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */ 735 16, /* rightshift */ 736 4, /* size */ 737 16, /* bitsize */ 738 false, /* pc_relative */ 739 0, /* bitpos */ 740 complain_overflow_signed, /* complain_on_overflow */ 741 _bfd_mips_elf_hi16_reloc, /* special_function */ 742 "R_MIPS_TLS_TPREL_HI16", /* name */ 743 true, /* partial_inplace */ 744 0x0000ffff, /* src_mask */ 745 0x0000ffff, /* dst_mask */ 746 false), /* pcrel_offset */ 747 748 /* TLS thread pointer offset. */ 749 HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */ 750 0, /* rightshift */ 751 4, /* size */ 752 16, /* bitsize */ 753 false, /* pc_relative */ 754 0, /* bitpos */ 755 complain_overflow_dont, /* complain_on_overflow */ 756 _bfd_mips_elf_lo16_reloc, /* special_function */ 757 "R_MIPS_TLS_TPREL_LO16", /* name */ 758 true, /* partial_inplace */ 759 0x0000ffff, /* src_mask */ 760 0x0000ffff, /* dst_mask */ 761 false), /* pcrel_offset */ 762 763 /* 32 bit relocation with no addend. */ 764 HOWTO (R_MIPS_GLOB_DAT, /* type */ 765 0, /* rightshift */ 766 4, /* size */ 767 32, /* bitsize */ 768 false, /* pc_relative */ 769 0, /* bitpos */ 770 complain_overflow_dont, /* complain_on_overflow */ 771 _bfd_mips_elf_generic_reloc, /* special_function */ 772 "R_MIPS_GLOB_DAT", /* name */ 773 false, /* partial_inplace */ 774 0x0, /* src_mask */ 775 0xffffffff, /* dst_mask */ 776 false), /* pcrel_offset */ 777 778 EMPTY_HOWTO (52), 779 EMPTY_HOWTO (53), 780 EMPTY_HOWTO (54), 781 EMPTY_HOWTO (55), 782 EMPTY_HOWTO (56), 783 EMPTY_HOWTO (57), 784 EMPTY_HOWTO (58), 785 EMPTY_HOWTO (59), 786 787 HOWTO (R_MIPS_PC21_S2, /* type */ 788 2, /* rightshift */ 789 4, /* size */ 790 21, /* bitsize */ 791 true, /* pc_relative */ 792 0, /* bitpos */ 793 complain_overflow_signed, /* complain_on_overflow */ 794 _bfd_mips_elf_generic_reloc, /* special_function */ 795 "R_MIPS_PC21_S2", /* name */ 796 true, /* partial_inplace */ 797 0x001fffff, /* src_mask */ 798 0x001fffff, /* dst_mask */ 799 true), /* pcrel_offset */ 800 801 HOWTO (R_MIPS_PC26_S2, /* type */ 802 2, /* rightshift */ 803 4, /* size */ 804 26, /* bitsize */ 805 true, /* pc_relative */ 806 0, /* bitpos */ 807 complain_overflow_signed, /* complain_on_overflow */ 808 _bfd_mips_elf_generic_reloc, /* special_function */ 809 "R_MIPS_PC26_S2", /* name */ 810 true, /* partial_inplace */ 811 0x03ffffff, /* src_mask */ 812 0x03ffffff, /* dst_mask */ 813 true), /* pcrel_offset */ 814 815 HOWTO (R_MIPS_PC18_S3, /* type */ 816 3, /* rightshift */ 817 4, /* size */ 818 18, /* bitsize */ 819 true, /* pc_relative */ 820 0, /* bitpos */ 821 complain_overflow_signed, /* complain_on_overflow */ 822 _bfd_mips_elf_generic_reloc, /* special_function */ 823 "R_MIPS_PC18_S3", /* name */ 824 true, /* partial_inplace */ 825 0x0003ffff, /* src_mask */ 826 0x0003ffff, /* dst_mask */ 827 true), /* pcrel_offset */ 828 829 HOWTO (R_MIPS_PC19_S2, /* type */ 830 2, /* rightshift */ 831 4, /* size */ 832 19, /* bitsize */ 833 true, /* pc_relative */ 834 0, /* bitpos */ 835 complain_overflow_signed, /* complain_on_overflow */ 836 _bfd_mips_elf_generic_reloc, /* special_function */ 837 "R_MIPS_PC19_S2", /* name */ 838 true, /* partial_inplace */ 839 0x0007ffff, /* src_mask */ 840 0x0007ffff, /* dst_mask */ 841 true), /* pcrel_offset */ 842 843 HOWTO (R_MIPS_PCHI16, /* type */ 844 16, /* rightshift */ 845 4, /* size */ 846 16, /* bitsize */ 847 true, /* pc_relative */ 848 0, /* bitpos */ 849 complain_overflow_signed, /* complain_on_overflow */ 850 _bfd_mips_elf_hi16_reloc, /* special_function */ 851 "R_MIPS_PCHI16", /* name */ 852 true, /* partial_inplace */ 853 0x0000ffff, /* src_mask */ 854 0x0000ffff, /* dst_mask */ 855 true), /* pcrel_offset */ 856 857 HOWTO (R_MIPS_PCLO16, /* type */ 858 0, /* rightshift */ 859 4, /* size */ 860 16, /* bitsize */ 861 true, /* pc_relative */ 862 0, /* bitpos */ 863 complain_overflow_dont, /* complain_on_overflow */ 864 _bfd_mips_elf_lo16_reloc, /* special_function */ 865 "R_MIPS_PCLO16", /* name */ 866 true, /* partial_inplace */ 867 0x0000ffff, /* src_mask */ 868 0x0000ffff, /* dst_mask */ 869 true), /* pcrel_offset */ 870 871 }; 872 873 /* The relocation table used for SHT_RELA sections. */ 874 875 static reloc_howto_type elf_mips_howto_table_rela[] = 876 { 877 /* No relocation. */ 878 HOWTO (R_MIPS_NONE, /* type */ 879 0, /* rightshift */ 880 0, /* size */ 881 0, /* bitsize */ 882 false, /* pc_relative */ 883 0, /* bitpos */ 884 complain_overflow_dont, /* complain_on_overflow */ 885 _bfd_mips_elf_generic_reloc, /* special_function */ 886 "R_MIPS_NONE", /* name */ 887 false, /* partial_inplace */ 888 0, /* src_mask */ 889 0, /* dst_mask */ 890 false), /* pcrel_offset */ 891 892 /* 16 bit relocation. */ 893 HOWTO (R_MIPS_16, /* type */ 894 0, /* rightshift */ 895 4, /* size */ 896 16, /* bitsize */ 897 false, /* pc_relative */ 898 0, /* bitpos */ 899 complain_overflow_signed, /* complain_on_overflow */ 900 _bfd_mips_elf_generic_reloc, /* special_function */ 901 "R_MIPS_16", /* name */ 902 false, /* partial_inplace */ 903 0, /* src_mask */ 904 0x0000ffff, /* dst_mask */ 905 false), /* pcrel_offset */ 906 907 /* 32 bit relocation. */ 908 HOWTO (R_MIPS_32, /* type */ 909 0, /* rightshift */ 910 4, /* size */ 911 32, /* bitsize */ 912 false, /* pc_relative */ 913 0, /* bitpos */ 914 complain_overflow_dont, /* complain_on_overflow */ 915 _bfd_mips_elf_generic_reloc, /* special_function */ 916 "R_MIPS_32", /* name */ 917 false, /* partial_inplace */ 918 0, /* src_mask */ 919 0xffffffff, /* dst_mask */ 920 false), /* pcrel_offset */ 921 922 /* 32 bit symbol relative relocation. */ 923 HOWTO (R_MIPS_REL32, /* type */ 924 0, /* rightshift */ 925 4, /* size */ 926 32, /* bitsize */ 927 false, /* pc_relative */ 928 0, /* bitpos */ 929 complain_overflow_dont, /* complain_on_overflow */ 930 _bfd_mips_elf_generic_reloc, /* special_function */ 931 "R_MIPS_REL32", /* name */ 932 false, /* partial_inplace */ 933 0, /* src_mask */ 934 0xffffffff, /* dst_mask */ 935 false), /* pcrel_offset */ 936 937 /* 26 bit jump address. */ 938 HOWTO (R_MIPS_26, /* type */ 939 2, /* rightshift */ 940 4, /* size */ 941 26, /* bitsize */ 942 false, /* pc_relative */ 943 0, /* bitpos */ 944 complain_overflow_dont, /* complain_on_overflow */ 945 /* This needs complex overflow 946 detection, because the upper 36 947 bits must match the PC + 4. */ 948 _bfd_mips_elf_generic_reloc, /* special_function */ 949 "R_MIPS_26", /* name */ 950 false, /* partial_inplace */ 951 0, /* src_mask */ 952 0x03ffffff, /* dst_mask */ 953 false), /* pcrel_offset */ 954 955 /* High 16 bits of symbol value. */ 956 HOWTO (R_MIPS_HI16, /* type */ 957 16, /* rightshift */ 958 4, /* size */ 959 16, /* bitsize */ 960 false, /* pc_relative */ 961 0, /* bitpos */ 962 complain_overflow_dont, /* complain_on_overflow */ 963 _bfd_mips_elf_generic_reloc, /* special_function */ 964 "R_MIPS_HI16", /* name */ 965 false, /* partial_inplace */ 966 0, /* src_mask */ 967 0x0000ffff, /* dst_mask */ 968 false), /* pcrel_offset */ 969 970 /* Low 16 bits of symbol value. */ 971 HOWTO (R_MIPS_LO16, /* type */ 972 0, /* rightshift */ 973 4, /* size */ 974 16, /* bitsize */ 975 false, /* pc_relative */ 976 0, /* bitpos */ 977 complain_overflow_dont, /* complain_on_overflow */ 978 _bfd_mips_elf_generic_reloc, /* special_function */ 979 "R_MIPS_LO16", /* name */ 980 false, /* partial_inplace */ 981 0, /* src_mask */ 982 0x0000ffff, /* dst_mask */ 983 false), /* pcrel_offset */ 984 985 /* GP relative reference. */ 986 HOWTO (R_MIPS_GPREL16, /* type */ 987 0, /* rightshift */ 988 4, /* size */ 989 16, /* bitsize */ 990 false, /* pc_relative */ 991 0, /* bitpos */ 992 complain_overflow_signed, /* complain_on_overflow */ 993 mips_elf_gprel16_reloc, /* special_function */ 994 "R_MIPS_GPREL16", /* name */ 995 false, /* partial_inplace */ 996 0, /* src_mask */ 997 0x0000ffff, /* dst_mask */ 998 false), /* pcrel_offset */ 999 1000 /* Reference to literal section. */ 1001 HOWTO (R_MIPS_LITERAL, /* type */ 1002 0, /* rightshift */ 1003 4, /* size */ 1004 16, /* bitsize */ 1005 false, /* pc_relative */ 1006 0, /* bitpos */ 1007 complain_overflow_signed, /* complain_on_overflow */ 1008 mips_elf_literal_reloc, /* special_function */ 1009 "R_MIPS_LITERAL", /* name */ 1010 false, /* partial_inplace */ 1011 0, /* src_mask */ 1012 0x0000ffff, /* dst_mask */ 1013 false), /* pcrel_offset */ 1014 1015 /* Reference to global offset table. */ 1016 HOWTO (R_MIPS_GOT16, /* type */ 1017 0, /* rightshift */ 1018 4, /* size */ 1019 16, /* bitsize */ 1020 false, /* pc_relative */ 1021 0, /* bitpos */ 1022 complain_overflow_signed, /* complain_on_overflow */ 1023 _bfd_mips_elf_generic_reloc, /* special_function */ 1024 "R_MIPS_GOT16", /* name */ 1025 false, /* partial_inplace */ 1026 0, /* src_mask */ 1027 0x0000ffff, /* dst_mask */ 1028 false), /* pcrel_offset */ 1029 1030 /* 16 bit PC relative reference. Note that the ABI document has a typo 1031 and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. 1032 We do the right thing here. */ 1033 HOWTO (R_MIPS_PC16, /* type */ 1034 2, /* rightshift */ 1035 4, /* size */ 1036 16, /* bitsize */ 1037 true, /* pc_relative */ 1038 0, /* bitpos */ 1039 complain_overflow_signed, /* complain_on_overflow */ 1040 _bfd_mips_elf_generic_reloc, /* special_function */ 1041 "R_MIPS_PC16", /* name */ 1042 false, /* partial_inplace */ 1043 0, /* src_mask */ 1044 0x0000ffff, /* dst_mask */ 1045 true), /* pcrel_offset */ 1046 1047 /* 16 bit call through global offset table. */ 1048 HOWTO (R_MIPS_CALL16, /* type */ 1049 0, /* rightshift */ 1050 4, /* size */ 1051 16, /* bitsize */ 1052 false, /* pc_relative */ 1053 0, /* bitpos */ 1054 complain_overflow_signed, /* complain_on_overflow */ 1055 _bfd_mips_elf_generic_reloc, /* special_function */ 1056 "R_MIPS_CALL16", /* name */ 1057 false, /* partial_inplace */ 1058 0, /* src_mask */ 1059 0x0000ffff, /* dst_mask */ 1060 false), /* pcrel_offset */ 1061 1062 /* 32 bit GP relative reference. */ 1063 HOWTO (R_MIPS_GPREL32, /* type */ 1064 0, /* rightshift */ 1065 4, /* size */ 1066 32, /* bitsize */ 1067 false, /* pc_relative */ 1068 0, /* bitpos */ 1069 complain_overflow_dont, /* complain_on_overflow */ 1070 mips_elf_gprel32_reloc, /* special_function */ 1071 "R_MIPS_GPREL32", /* name */ 1072 false, /* partial_inplace */ 1073 0, /* src_mask */ 1074 0xffffffff, /* dst_mask */ 1075 false), /* pcrel_offset */ 1076 1077 EMPTY_HOWTO (13), 1078 EMPTY_HOWTO (14), 1079 EMPTY_HOWTO (15), 1080 1081 /* A 5 bit shift field. */ 1082 HOWTO (R_MIPS_SHIFT5, /* type */ 1083 0, /* rightshift */ 1084 4, /* size */ 1085 5, /* bitsize */ 1086 false, /* pc_relative */ 1087 6, /* bitpos */ 1088 complain_overflow_bitfield, /* complain_on_overflow */ 1089 _bfd_mips_elf_generic_reloc, /* special_function */ 1090 "R_MIPS_SHIFT5", /* name */ 1091 false, /* partial_inplace */ 1092 0, /* src_mask */ 1093 0x000007c0, /* dst_mask */ 1094 false), /* pcrel_offset */ 1095 1096 /* A 6 bit shift field. */ 1097 HOWTO (R_MIPS_SHIFT6, /* type */ 1098 0, /* rightshift */ 1099 4, /* size */ 1100 6, /* bitsize */ 1101 false, /* pc_relative */ 1102 6, /* bitpos */ 1103 complain_overflow_bitfield, /* complain_on_overflow */ 1104 mips_elf_shift6_reloc, /* special_function */ 1105 "R_MIPS_SHIFT6", /* name */ 1106 false, /* partial_inplace */ 1107 0, /* src_mask */ 1108 0x000007c4, /* dst_mask */ 1109 false), /* pcrel_offset */ 1110 1111 /* 64 bit relocation. */ 1112 HOWTO (R_MIPS_64, /* type */ 1113 0, /* rightshift */ 1114 8, /* size */ 1115 64, /* bitsize */ 1116 false, /* pc_relative */ 1117 0, /* bitpos */ 1118 complain_overflow_dont, /* complain_on_overflow */ 1119 _bfd_mips_elf_generic_reloc, /* special_function */ 1120 "R_MIPS_64", /* name */ 1121 false, /* partial_inplace */ 1122 0, /* src_mask */ 1123 MINUS_ONE, /* dst_mask */ 1124 false), /* pcrel_offset */ 1125 1126 /* Displacement in the global offset table. */ 1127 HOWTO (R_MIPS_GOT_DISP, /* type */ 1128 0, /* rightshift */ 1129 4, /* size */ 1130 16, /* bitsize */ 1131 false, /* pc_relative */ 1132 0, /* bitpos */ 1133 complain_overflow_signed, /* complain_on_overflow */ 1134 _bfd_mips_elf_generic_reloc, /* special_function */ 1135 "R_MIPS_GOT_DISP", /* name */ 1136 false, /* partial_inplace */ 1137 0, /* src_mask */ 1138 0x0000ffff, /* dst_mask */ 1139 false), /* pcrel_offset */ 1140 1141 /* Displacement to page pointer in the global offset table. */ 1142 HOWTO (R_MIPS_GOT_PAGE, /* type */ 1143 0, /* rightshift */ 1144 4, /* size */ 1145 16, /* bitsize */ 1146 false, /* pc_relative */ 1147 0, /* bitpos */ 1148 complain_overflow_signed, /* complain_on_overflow */ 1149 _bfd_mips_elf_generic_reloc, /* special_function */ 1150 "R_MIPS_GOT_PAGE", /* name */ 1151 false, /* partial_inplace */ 1152 0, /* src_mask */ 1153 0x0000ffff, /* dst_mask */ 1154 false), /* pcrel_offset */ 1155 1156 /* Offset from page pointer in the global offset table. */ 1157 HOWTO (R_MIPS_GOT_OFST, /* type */ 1158 0, /* rightshift */ 1159 4, /* size */ 1160 16, /* bitsize */ 1161 false, /* pc_relative */ 1162 0, /* bitpos */ 1163 complain_overflow_signed, /* complain_on_overflow */ 1164 _bfd_mips_elf_generic_reloc, /* special_function */ 1165 "R_MIPS_GOT_OFST", /* name */ 1166 false, /* partial_inplace */ 1167 0, /* src_mask */ 1168 0x0000ffff, /* dst_mask */ 1169 false), /* pcrel_offset */ 1170 1171 /* High 16 bits of displacement in global offset table. */ 1172 HOWTO (R_MIPS_GOT_HI16, /* type */ 1173 16, /* rightshift */ 1174 4, /* size */ 1175 16, /* bitsize */ 1176 false, /* pc_relative */ 1177 0, /* bitpos */ 1178 complain_overflow_dont, /* complain_on_overflow */ 1179 _bfd_mips_elf_generic_reloc, /* special_function */ 1180 "R_MIPS_GOT_HI16", /* name */ 1181 false, /* partial_inplace */ 1182 0, /* src_mask */ 1183 0x0000ffff, /* dst_mask */ 1184 false), /* pcrel_offset */ 1185 1186 /* Low 16 bits of displacement in global offset table. */ 1187 HOWTO (R_MIPS_GOT_LO16, /* type */ 1188 0, /* rightshift */ 1189 4, /* size */ 1190 16, /* bitsize */ 1191 false, /* pc_relative */ 1192 0, /* bitpos */ 1193 complain_overflow_dont, /* complain_on_overflow */ 1194 _bfd_mips_elf_generic_reloc, /* special_function */ 1195 "R_MIPS_GOT_LO16", /* name */ 1196 false, /* partial_inplace */ 1197 0, /* src_mask */ 1198 0x0000ffff, /* dst_mask */ 1199 false), /* pcrel_offset */ 1200 1201 /* 64 bit subtraction. */ 1202 HOWTO (R_MIPS_SUB, /* type */ 1203 0, /* rightshift */ 1204 8, /* size */ 1205 64, /* bitsize */ 1206 false, /* pc_relative */ 1207 0, /* bitpos */ 1208 complain_overflow_dont, /* complain_on_overflow */ 1209 _bfd_mips_elf_generic_reloc, /* special_function */ 1210 "R_MIPS_SUB", /* name */ 1211 false, /* partial_inplace */ 1212 0, /* src_mask */ 1213 MINUS_ONE, /* dst_mask */ 1214 false), /* pcrel_offset */ 1215 1216 /* Insert the addend as an instruction. */ 1217 /* FIXME: Not handled correctly. */ 1218 HOWTO (R_MIPS_INSERT_A, /* type */ 1219 0, /* rightshift */ 1220 4, /* size */ 1221 32, /* bitsize */ 1222 false, /* pc_relative */ 1223 0, /* bitpos */ 1224 complain_overflow_dont, /* complain_on_overflow */ 1225 _bfd_mips_elf_generic_reloc, /* special_function */ 1226 "R_MIPS_INSERT_A", /* name */ 1227 false, /* partial_inplace */ 1228 0, /* src_mask */ 1229 0xffffffff, /* dst_mask */ 1230 false), /* pcrel_offset */ 1231 1232 /* Insert the addend as an instruction, and change all relocations 1233 to refer to the old instruction at the address. */ 1234 /* FIXME: Not handled correctly. */ 1235 HOWTO (R_MIPS_INSERT_B, /* type */ 1236 0, /* rightshift */ 1237 4, /* size */ 1238 32, /* bitsize */ 1239 false, /* pc_relative */ 1240 0, /* bitpos */ 1241 complain_overflow_dont, /* complain_on_overflow */ 1242 _bfd_mips_elf_generic_reloc, /* special_function */ 1243 "R_MIPS_INSERT_B", /* name */ 1244 false, /* partial_inplace */ 1245 0, /* src_mask */ 1246 0xffffffff, /* dst_mask */ 1247 false), /* pcrel_offset */ 1248 1249 /* Delete a 32 bit instruction. */ 1250 /* FIXME: Not handled correctly. */ 1251 HOWTO (R_MIPS_DELETE, /* type */ 1252 0, /* rightshift */ 1253 4, /* size */ 1254 32, /* bitsize */ 1255 false, /* pc_relative */ 1256 0, /* bitpos */ 1257 complain_overflow_dont, /* complain_on_overflow */ 1258 _bfd_mips_elf_generic_reloc, /* special_function */ 1259 "R_MIPS_DELETE", /* name */ 1260 false, /* partial_inplace */ 1261 0, /* src_mask */ 1262 0xffffffff, /* dst_mask */ 1263 false), /* pcrel_offset */ 1264 1265 /* Get the higher value of a 64 bit addend. */ 1266 HOWTO (R_MIPS_HIGHER, /* type */ 1267 0, /* rightshift */ 1268 4, /* size */ 1269 16, /* bitsize */ 1270 false, /* pc_relative */ 1271 0, /* bitpos */ 1272 complain_overflow_dont, /* complain_on_overflow */ 1273 _bfd_mips_elf_generic_reloc, /* special_function */ 1274 "R_MIPS_HIGHER", /* name */ 1275 false, /* partial_inplace */ 1276 0, /* src_mask */ 1277 0x0000ffff, /* dst_mask */ 1278 false), /* pcrel_offset */ 1279 1280 /* Get the highest value of a 64 bit addend. */ 1281 HOWTO (R_MIPS_HIGHEST, /* type */ 1282 0, /* rightshift */ 1283 4, /* size */ 1284 16, /* bitsize */ 1285 false, /* pc_relative */ 1286 0, /* bitpos */ 1287 complain_overflow_dont, /* complain_on_overflow */ 1288 _bfd_mips_elf_generic_reloc, /* special_function */ 1289 "R_MIPS_HIGHEST", /* name */ 1290 false, /* partial_inplace */ 1291 0, /* src_mask */ 1292 0x0000ffff, /* dst_mask */ 1293 false), /* pcrel_offset */ 1294 1295 /* High 16 bits of displacement in global offset table. */ 1296 HOWTO (R_MIPS_CALL_HI16, /* type */ 1297 0, /* rightshift */ 1298 4, /* size */ 1299 16, /* bitsize */ 1300 false, /* pc_relative */ 1301 0, /* bitpos */ 1302 complain_overflow_dont, /* complain_on_overflow */ 1303 _bfd_mips_elf_generic_reloc, /* special_function */ 1304 "R_MIPS_CALL_HI16", /* name */ 1305 false, /* partial_inplace */ 1306 0, /* src_mask */ 1307 0x0000ffff, /* dst_mask */ 1308 false), /* pcrel_offset */ 1309 1310 /* Low 16 bits of displacement in global offset table. */ 1311 HOWTO (R_MIPS_CALL_LO16, /* type */ 1312 0, /* rightshift */ 1313 4, /* size */ 1314 16, /* bitsize */ 1315 false, /* pc_relative */ 1316 0, /* bitpos */ 1317 complain_overflow_dont, /* complain_on_overflow */ 1318 _bfd_mips_elf_generic_reloc, /* special_function */ 1319 "R_MIPS_CALL_LO16", /* name */ 1320 false, /* partial_inplace */ 1321 0, /* src_mask */ 1322 0x0000ffff, /* dst_mask */ 1323 false), /* pcrel_offset */ 1324 1325 /* Section displacement, used by an associated event location section. */ 1326 HOWTO (R_MIPS_SCN_DISP, /* type */ 1327 0, /* rightshift */ 1328 4, /* size */ 1329 32, /* bitsize */ 1330 false, /* pc_relative */ 1331 0, /* bitpos */ 1332 complain_overflow_dont, /* complain_on_overflow */ 1333 _bfd_mips_elf_generic_reloc, /* special_function */ 1334 "R_MIPS_SCN_DISP", /* name */ 1335 false, /* partial_inplace */ 1336 0, /* src_mask */ 1337 0xffffffff, /* dst_mask */ 1338 false), /* pcrel_offset */ 1339 1340 /* 16 bit relocation. */ 1341 HOWTO (R_MIPS_REL16, /* type */ 1342 0, /* rightshift */ 1343 2, /* size */ 1344 16, /* bitsize */ 1345 false, /* pc_relative */ 1346 0, /* bitpos */ 1347 complain_overflow_signed, /* complain_on_overflow */ 1348 _bfd_mips_elf_generic_reloc, /* special_function */ 1349 "R_MIPS_REL16", /* name */ 1350 false, /* partial_inplace */ 1351 0, /* src_mask */ 1352 0xffff, /* dst_mask */ 1353 false), /* pcrel_offset */ 1354 1355 /* These two are obsolete. */ 1356 EMPTY_HOWTO (R_MIPS_ADD_IMMEDIATE), 1357 EMPTY_HOWTO (R_MIPS_PJUMP), 1358 1359 /* Similiar to R_MIPS_REL32, but used for relocations in a GOT section. 1360 It must be used for multigot GOT's (and only there). */ 1361 HOWTO (R_MIPS_RELGOT, /* type */ 1362 0, /* rightshift */ 1363 4, /* size */ 1364 32, /* bitsize */ 1365 false, /* pc_relative */ 1366 0, /* bitpos */ 1367 complain_overflow_dont, /* complain_on_overflow */ 1368 _bfd_mips_elf_generic_reloc, /* special_function */ 1369 "R_MIPS_RELGOT", /* name */ 1370 false, /* partial_inplace */ 1371 0, /* src_mask */ 1372 0xffffffff, /* dst_mask */ 1373 false), /* pcrel_offset */ 1374 1375 /* Protected jump conversion. This is an optimization hint. No 1376 relocation is required for correctness. */ 1377 HOWTO (R_MIPS_JALR, /* type */ 1378 0, /* rightshift */ 1379 4, /* size */ 1380 32, /* bitsize */ 1381 false, /* pc_relative */ 1382 0, /* bitpos */ 1383 complain_overflow_dont, /* complain_on_overflow */ 1384 _bfd_mips_elf_generic_reloc, /* special_function */ 1385 "R_MIPS_JALR", /* name */ 1386 false, /* partial_inplace */ 1387 0, /* src_mask */ 1388 0, /* dst_mask */ 1389 false), /* pcrel_offset */ 1390 1391 /* TLS GD/LD dynamic relocations. */ 1392 HOWTO (R_MIPS_TLS_DTPMOD32, /* type */ 1393 0, /* rightshift */ 1394 4, /* size */ 1395 32, /* bitsize */ 1396 false, /* pc_relative */ 1397 0, /* bitpos */ 1398 complain_overflow_dont, /* complain_on_overflow */ 1399 _bfd_mips_elf_generic_reloc, /* special_function */ 1400 "R_MIPS_TLS_DTPMOD32", /* name */ 1401 false, /* partial_inplace */ 1402 0, /* src_mask */ 1403 0xffffffff, /* dst_mask */ 1404 false), /* pcrel_offset */ 1405 1406 HOWTO (R_MIPS_TLS_DTPREL32, /* type */ 1407 0, /* rightshift */ 1408 4, /* size */ 1409 32, /* bitsize */ 1410 false, /* pc_relative */ 1411 0, /* bitpos */ 1412 complain_overflow_dont, /* complain_on_overflow */ 1413 _bfd_mips_elf_generic_reloc, /* special_function */ 1414 "R_MIPS_TLS_DTPREL32", /* name */ 1415 false, /* partial_inplace */ 1416 0, /* src_mask */ 1417 0xffffffff, /* dst_mask */ 1418 false), /* pcrel_offset */ 1419 1420 EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64), 1421 EMPTY_HOWTO (R_MIPS_TLS_DTPREL64), 1422 1423 /* TLS general dynamic variable reference. */ 1424 HOWTO (R_MIPS_TLS_GD, /* type */ 1425 0, /* rightshift */ 1426 4, /* size */ 1427 16, /* bitsize */ 1428 false, /* pc_relative */ 1429 0, /* bitpos */ 1430 complain_overflow_signed, /* complain_on_overflow */ 1431 _bfd_mips_elf_generic_reloc, /* special_function */ 1432 "R_MIPS_TLS_GD", /* name */ 1433 false, /* partial_inplace */ 1434 0, /* src_mask */ 1435 0x0000ffff, /* dst_mask */ 1436 false), /* pcrel_offset */ 1437 1438 /* TLS local dynamic variable reference. */ 1439 HOWTO (R_MIPS_TLS_LDM, /* type */ 1440 0, /* rightshift */ 1441 4, /* size */ 1442 16, /* bitsize */ 1443 false, /* pc_relative */ 1444 0, /* bitpos */ 1445 complain_overflow_signed, /* complain_on_overflow */ 1446 _bfd_mips_elf_generic_reloc, /* special_function */ 1447 "R_MIPS_TLS_LDM", /* name */ 1448 false, /* partial_inplace */ 1449 0, /* src_mask */ 1450 0x0000ffff, /* dst_mask */ 1451 false), /* pcrel_offset */ 1452 1453 /* TLS local dynamic offset. */ 1454 HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */ 1455 16, /* rightshift */ 1456 4, /* size */ 1457 16, /* bitsize */ 1458 false, /* pc_relative */ 1459 0, /* bitpos */ 1460 complain_overflow_signed, /* complain_on_overflow */ 1461 _bfd_mips_elf_generic_reloc, /* special_function */ 1462 "R_MIPS_TLS_DTPREL_HI16", /* name */ 1463 false, /* partial_inplace */ 1464 0, /* src_mask */ 1465 0x0000ffff, /* dst_mask */ 1466 false), /* pcrel_offset */ 1467 1468 /* TLS local dynamic offset. */ 1469 HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */ 1470 0, /* rightshift */ 1471 4, /* size */ 1472 16, /* bitsize */ 1473 false, /* pc_relative */ 1474 0, /* bitpos */ 1475 complain_overflow_dont, /* complain_on_overflow */ 1476 _bfd_mips_elf_generic_reloc, /* special_function */ 1477 "R_MIPS_TLS_DTPREL_LO16", /* name */ 1478 false, /* partial_inplace */ 1479 0, /* src_mask */ 1480 0x0000ffff, /* dst_mask */ 1481 false), /* pcrel_offset */ 1482 1483 /* TLS thread pointer offset. */ 1484 HOWTO (R_MIPS_TLS_GOTTPREL, /* type */ 1485 0, /* rightshift */ 1486 4, /* size */ 1487 16, /* bitsize */ 1488 false, /* pc_relative */ 1489 0, /* bitpos */ 1490 complain_overflow_signed, /* complain_on_overflow */ 1491 _bfd_mips_elf_generic_reloc, /* special_function */ 1492 "R_MIPS_TLS_GOTTPREL", /* name */ 1493 false, /* partial_inplace */ 1494 0, /* src_mask */ 1495 0x0000ffff, /* dst_mask */ 1496 false), /* pcrel_offset */ 1497 1498 /* TLS IE dynamic relocations. */ 1499 HOWTO (R_MIPS_TLS_TPREL32, /* type */ 1500 0, /* rightshift */ 1501 4, /* size */ 1502 32, /* bitsize */ 1503 false, /* pc_relative */ 1504 0, /* bitpos */ 1505 complain_overflow_dont, /* complain_on_overflow */ 1506 _bfd_mips_elf_generic_reloc, /* special_function */ 1507 "R_MIPS_TLS_TPREL32", /* name */ 1508 false, /* partial_inplace */ 1509 0, /* src_mask */ 1510 0xffffffff, /* dst_mask */ 1511 false), /* pcrel_offset */ 1512 1513 EMPTY_HOWTO (R_MIPS_TLS_TPREL64), 1514 1515 /* TLS thread pointer offset. */ 1516 HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */ 1517 16, /* rightshift */ 1518 4, /* size */ 1519 16, /* bitsize */ 1520 false, /* pc_relative */ 1521 0, /* bitpos */ 1522 complain_overflow_signed, /* complain_on_overflow */ 1523 _bfd_mips_elf_generic_reloc, /* special_function */ 1524 "R_MIPS_TLS_TPREL_HI16", /* name */ 1525 false, /* partial_inplace */ 1526 0, /* src_mask */ 1527 0x0000ffff, /* dst_mask */ 1528 false), /* pcrel_offset */ 1529 1530 /* TLS thread pointer offset. */ 1531 HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */ 1532 0, /* rightshift */ 1533 4, /* size */ 1534 16, /* bitsize */ 1535 false, /* pc_relative */ 1536 0, /* bitpos */ 1537 complain_overflow_dont, /* complain_on_overflow */ 1538 _bfd_mips_elf_generic_reloc, /* special_function */ 1539 "R_MIPS_TLS_TPREL_LO16", /* name */ 1540 false, /* partial_inplace */ 1541 0, /* src_mask */ 1542 0x0000ffff, /* dst_mask */ 1543 false), /* pcrel_offset */ 1544 1545 /* 32 bit relocation with no addend. */ 1546 HOWTO (R_MIPS_GLOB_DAT, /* type */ 1547 0, /* rightshift */ 1548 4, /* size */ 1549 32, /* bitsize */ 1550 false, /* pc_relative */ 1551 0, /* bitpos */ 1552 complain_overflow_dont, /* complain_on_overflow */ 1553 _bfd_mips_elf_generic_reloc, /* special_function */ 1554 "R_MIPS_GLOB_DAT", /* name */ 1555 false, /* partial_inplace */ 1556 0x0, /* src_mask */ 1557 0xffffffff, /* dst_mask */ 1558 false), /* pcrel_offset */ 1559 1560 EMPTY_HOWTO (52), 1561 EMPTY_HOWTO (53), 1562 EMPTY_HOWTO (54), 1563 EMPTY_HOWTO (55), 1564 EMPTY_HOWTO (56), 1565 EMPTY_HOWTO (57), 1566 EMPTY_HOWTO (58), 1567 EMPTY_HOWTO (59), 1568 1569 HOWTO (R_MIPS_PC21_S2, /* type */ 1570 2, /* rightshift */ 1571 4, /* size */ 1572 21, /* bitsize */ 1573 true, /* pc_relative */ 1574 0, /* bitpos */ 1575 complain_overflow_signed, /* complain_on_overflow */ 1576 _bfd_mips_elf_generic_reloc, /* special_function */ 1577 "R_MIPS_PC21_S2", /* name */ 1578 false, /* partial_inplace */ 1579 0, /* src_mask */ 1580 0x001fffff, /* dst_mask */ 1581 true), /* pcrel_offset */ 1582 1583 HOWTO (R_MIPS_PC26_S2, /* type */ 1584 2, /* rightshift */ 1585 4, /* size */ 1586 26, /* bitsize */ 1587 true, /* pc_relative */ 1588 0, /* bitpos */ 1589 complain_overflow_signed, /* complain_on_overflow */ 1590 _bfd_mips_elf_generic_reloc, /* special_function */ 1591 "R_MIPS_PC26_S2", /* name */ 1592 false, /* partial_inplace */ 1593 0, /* src_mask */ 1594 0x03ffffff, /* dst_mask */ 1595 true), /* pcrel_offset */ 1596 1597 HOWTO (R_MIPS_PC18_S3, /* type */ 1598 3, /* rightshift */ 1599 4, /* size */ 1600 18, /* bitsize */ 1601 true, /* pc_relative */ 1602 0, /* bitpos */ 1603 complain_overflow_signed, /* complain_on_overflow */ 1604 _bfd_mips_elf_generic_reloc, /* special_function */ 1605 "R_MIPS_PC18_S3", /* name */ 1606 false, /* partial_inplace */ 1607 0, /* src_mask */ 1608 0x0003ffff, /* dst_mask */ 1609 true), /* pcrel_offset */ 1610 1611 HOWTO (R_MIPS_PC19_S2, /* type */ 1612 2, /* rightshift */ 1613 4, /* size */ 1614 19, /* bitsize */ 1615 true, /* pc_relative */ 1616 0, /* bitpos */ 1617 complain_overflow_signed, /* complain_on_overflow */ 1618 _bfd_mips_elf_generic_reloc, /* special_function */ 1619 "R_MIPS_PC19_S2", /* name */ 1620 false, /* partial_inplace */ 1621 0, /* src_mask */ 1622 0x0007ffff, /* dst_mask */ 1623 true), /* pcrel_offset */ 1624 1625 HOWTO (R_MIPS_PCHI16, /* type */ 1626 16, /* rightshift */ 1627 4, /* size */ 1628 16, /* bitsize */ 1629 true, /* pc_relative */ 1630 0, /* bitpos */ 1631 complain_overflow_signed, /* complain_on_overflow */ 1632 _bfd_mips_elf_generic_reloc, /* special_function */ 1633 "R_MIPS_PCHI16", /* name */ 1634 false, /* partial_inplace */ 1635 0, /* src_mask */ 1636 0x0000ffff, /* dst_mask */ 1637 true), /* pcrel_offset */ 1638 1639 HOWTO (R_MIPS_PCLO16, /* type */ 1640 0, /* rightshift */ 1641 4, /* size */ 1642 16, /* bitsize */ 1643 true, /* pc_relative */ 1644 0, /* bitpos */ 1645 complain_overflow_dont, /* complain_on_overflow */ 1646 _bfd_mips_elf_generic_reloc, /* special_function */ 1647 "R_MIPS_PCLO16", /* name */ 1648 false, /* partial_inplace */ 1649 0, /* src_mask */ 1650 0x0000ffff, /* dst_mask */ 1651 true), /* pcrel_offset */ 1652 1653 }; 1654 1655 static reloc_howto_type elf_mips16_howto_table_rel[] = 1656 { 1657 /* The reloc used for the mips16 jump instruction. */ 1658 HOWTO (R_MIPS16_26, /* type */ 1659 2, /* rightshift */ 1660 4, /* size */ 1661 26, /* bitsize */ 1662 false, /* pc_relative */ 1663 0, /* bitpos */ 1664 complain_overflow_dont, /* complain_on_overflow */ 1665 /* This needs complex overflow 1666 detection, because the upper four 1667 bits must match the PC. */ 1668 _bfd_mips_elf_generic_reloc, /* special_function */ 1669 "R_MIPS16_26", /* name */ 1670 true, /* partial_inplace */ 1671 0x3ffffff, /* src_mask */ 1672 0x3ffffff, /* dst_mask */ 1673 false), /* pcrel_offset */ 1674 1675 /* The reloc used for the mips16 gprel instruction. */ 1676 HOWTO (R_MIPS16_GPREL, /* type */ 1677 0, /* rightshift */ 1678 4, /* size */ 1679 16, /* bitsize */ 1680 false, /* pc_relative */ 1681 0, /* bitpos */ 1682 complain_overflow_signed, /* complain_on_overflow */ 1683 mips16_gprel_reloc, /* special_function */ 1684 "R_MIPS16_GPREL", /* name */ 1685 true, /* partial_inplace */ 1686 0x0000ffff, /* src_mask */ 1687 0x0000ffff, /* dst_mask */ 1688 false), /* pcrel_offset */ 1689 1690 /* A MIPS16 reference to the global offset table. */ 1691 HOWTO (R_MIPS16_GOT16, /* type */ 1692 0, /* rightshift */ 1693 4, /* size */ 1694 16, /* bitsize */ 1695 false, /* pc_relative */ 1696 0, /* bitpos */ 1697 complain_overflow_dont, /* complain_on_overflow */ 1698 _bfd_mips_elf_got16_reloc, /* special_function */ 1699 "R_MIPS16_GOT16", /* name */ 1700 true, /* partial_inplace */ 1701 0x0000ffff, /* src_mask */ 1702 0x0000ffff, /* dst_mask */ 1703 false), /* pcrel_offset */ 1704 1705 /* A MIPS16 call through the global offset table. */ 1706 HOWTO (R_MIPS16_CALL16, /* type */ 1707 0, /* rightshift */ 1708 4, /* size */ 1709 16, /* bitsize */ 1710 false, /* pc_relative */ 1711 0, /* bitpos */ 1712 complain_overflow_dont, /* complain_on_overflow */ 1713 _bfd_mips_elf_generic_reloc, /* special_function */ 1714 "R_MIPS16_CALL16", /* name */ 1715 true, /* partial_inplace */ 1716 0x0000ffff, /* src_mask */ 1717 0x0000ffff, /* dst_mask */ 1718 false), /* pcrel_offset */ 1719 1720 /* MIPS16 high 16 bits of symbol value. */ 1721 HOWTO (R_MIPS16_HI16, /* type */ 1722 16, /* rightshift */ 1723 4, /* size */ 1724 16, /* bitsize */ 1725 false, /* pc_relative */ 1726 0, /* bitpos */ 1727 complain_overflow_dont, /* complain_on_overflow */ 1728 _bfd_mips_elf_hi16_reloc, /* special_function */ 1729 "R_MIPS16_HI16", /* name */ 1730 true, /* partial_inplace */ 1731 0x0000ffff, /* src_mask */ 1732 0x0000ffff, /* dst_mask */ 1733 false), /* pcrel_offset */ 1734 1735 /* MIPS16 low 16 bits of symbol value. */ 1736 HOWTO (R_MIPS16_LO16, /* type */ 1737 0, /* rightshift */ 1738 4, /* size */ 1739 16, /* bitsize */ 1740 false, /* pc_relative */ 1741 0, /* bitpos */ 1742 complain_overflow_dont, /* complain_on_overflow */ 1743 _bfd_mips_elf_lo16_reloc, /* special_function */ 1744 "R_MIPS16_LO16", /* name */ 1745 true, /* partial_inplace */ 1746 0x0000ffff, /* src_mask */ 1747 0x0000ffff, /* dst_mask */ 1748 false), /* pcrel_offset */ 1749 1750 /* MIPS16 TLS general dynamic variable reference. */ 1751 HOWTO (R_MIPS16_TLS_GD, /* type */ 1752 0, /* rightshift */ 1753 4, /* size */ 1754 16, /* bitsize */ 1755 false, /* pc_relative */ 1756 0, /* bitpos */ 1757 complain_overflow_signed, /* complain_on_overflow */ 1758 _bfd_mips_elf_generic_reloc, /* special_function */ 1759 "R_MIPS16_TLS_GD", /* name */ 1760 true, /* partial_inplace */ 1761 0x0000ffff, /* src_mask */ 1762 0x0000ffff, /* dst_mask */ 1763 false), /* pcrel_offset */ 1764 1765 /* MIPS16 TLS local dynamic variable reference. */ 1766 HOWTO (R_MIPS16_TLS_LDM, /* type */ 1767 0, /* rightshift */ 1768 4, /* size */ 1769 16, /* bitsize */ 1770 false, /* pc_relative */ 1771 0, /* bitpos */ 1772 complain_overflow_signed, /* complain_on_overflow */ 1773 _bfd_mips_elf_generic_reloc, /* special_function */ 1774 "R_MIPS16_TLS_LDM", /* name */ 1775 true, /* partial_inplace */ 1776 0x0000ffff, /* src_mask */ 1777 0x0000ffff, /* dst_mask */ 1778 false), /* pcrel_offset */ 1779 1780 /* MIPS16 TLS local dynamic offset. */ 1781 HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */ 1782 16, /* rightshift */ 1783 4, /* size */ 1784 16, /* bitsize */ 1785 false, /* pc_relative */ 1786 0, /* bitpos */ 1787 complain_overflow_signed, /* complain_on_overflow */ 1788 _bfd_mips_elf_hi16_reloc, /* special_function */ 1789 "R_MIPS16_TLS_DTPREL_HI16", /* name */ 1790 true, /* partial_inplace */ 1791 0x0000ffff, /* src_mask */ 1792 0x0000ffff, /* dst_mask */ 1793 false), /* pcrel_offset */ 1794 1795 /* MIPS16 TLS local dynamic offset. */ 1796 HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */ 1797 0, /* rightshift */ 1798 4, /* size */ 1799 16, /* bitsize */ 1800 false, /* pc_relative */ 1801 0, /* bitpos */ 1802 complain_overflow_dont, /* complain_on_overflow */ 1803 _bfd_mips_elf_lo16_reloc, /* special_function */ 1804 "R_MIPS16_TLS_DTPREL_LO16", /* name */ 1805 true, /* partial_inplace */ 1806 0x0000ffff, /* src_mask */ 1807 0x0000ffff, /* dst_mask */ 1808 false), /* pcrel_offset */ 1809 1810 /* MIPS16 TLS thread pointer offset. */ 1811 HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */ 1812 0, /* rightshift */ 1813 4, /* size */ 1814 16, /* bitsize */ 1815 false, /* pc_relative */ 1816 0, /* bitpos */ 1817 complain_overflow_signed, /* complain_on_overflow */ 1818 _bfd_mips_elf_generic_reloc, /* special_function */ 1819 "R_MIPS16_TLS_GOTTPREL", /* name */ 1820 true, /* partial_inplace */ 1821 0x0000ffff, /* src_mask */ 1822 0x0000ffff, /* dst_mask */ 1823 false), /* pcrel_offset */ 1824 1825 /* MIPS16 TLS thread pointer offset. */ 1826 HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */ 1827 16, /* rightshift */ 1828 4, /* size */ 1829 16, /* bitsize */ 1830 false, /* pc_relative */ 1831 0, /* bitpos */ 1832 complain_overflow_signed, /* complain_on_overflow */ 1833 _bfd_mips_elf_hi16_reloc, /* special_function */ 1834 "R_MIPS16_TLS_TPREL_HI16", /* name */ 1835 true, /* partial_inplace */ 1836 0x0000ffff, /* src_mask */ 1837 0x0000ffff, /* dst_mask */ 1838 false), /* pcrel_offset */ 1839 1840 /* MIPS16 TLS thread pointer offset. */ 1841 HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */ 1842 0, /* rightshift */ 1843 4, /* size */ 1844 16, /* bitsize */ 1845 false, /* pc_relative */ 1846 0, /* bitpos */ 1847 complain_overflow_dont, /* complain_on_overflow */ 1848 _bfd_mips_elf_lo16_reloc, /* special_function */ 1849 "R_MIPS16_TLS_TPREL_LO16", /* name */ 1850 true, /* partial_inplace */ 1851 0x0000ffff, /* src_mask */ 1852 0x0000ffff, /* dst_mask */ 1853 false), /* pcrel_offset */ 1854 1855 /* MIPS16 16-bit PC-relative branch offset. */ 1856 HOWTO (R_MIPS16_PC16_S1, /* type */ 1857 1, /* rightshift */ 1858 4, /* size */ 1859 16, /* bitsize */ 1860 true, /* pc_relative */ 1861 0, /* bitpos */ 1862 complain_overflow_signed, /* complain_on_overflow */ 1863 _bfd_mips_elf_generic_reloc, /* special_function */ 1864 "R_MIPS16_PC16_S1", /* name */ 1865 true, /* partial_inplace */ 1866 0x0000ffff, /* src_mask */ 1867 0x0000ffff, /* dst_mask */ 1868 true), /* pcrel_offset */ 1869 }; 1870 1871 static reloc_howto_type elf_mips16_howto_table_rela[] = 1872 { 1873 /* The reloc used for the mips16 jump instruction. */ 1874 HOWTO (R_MIPS16_26, /* type */ 1875 2, /* rightshift */ 1876 4, /* size */ 1877 26, /* bitsize */ 1878 false, /* pc_relative */ 1879 0, /* bitpos */ 1880 complain_overflow_dont, /* complain_on_overflow */ 1881 /* This needs complex overflow 1882 detection, because the upper four 1883 bits must match the PC. */ 1884 _bfd_mips_elf_generic_reloc, /* special_function */ 1885 "R_MIPS16_26", /* name */ 1886 false, /* partial_inplace */ 1887 0, /* src_mask */ 1888 0x3ffffff, /* dst_mask */ 1889 false), /* pcrel_offset */ 1890 1891 /* The reloc used for the mips16 gprel instruction. */ 1892 HOWTO (R_MIPS16_GPREL, /* type */ 1893 0, /* rightshift */ 1894 4, /* size */ 1895 16, /* bitsize */ 1896 false, /* pc_relative */ 1897 0, /* bitpos */ 1898 complain_overflow_signed, /* complain_on_overflow */ 1899 mips16_gprel_reloc, /* special_function */ 1900 "R_MIPS16_GPREL", /* name */ 1901 false, /* partial_inplace */ 1902 0, /* src_mask */ 1903 0x0000ffff, /* dst_mask */ 1904 false), /* pcrel_offset */ 1905 1906 /* A MIPS16 reference to the global offset table. */ 1907 HOWTO (R_MIPS16_GOT16, /* type */ 1908 0, /* rightshift */ 1909 4, /* size */ 1910 16, /* bitsize */ 1911 false, /* pc_relative */ 1912 0, /* bitpos */ 1913 complain_overflow_dont, /* complain_on_overflow */ 1914 _bfd_mips_elf_generic_reloc, /* special_function */ 1915 "R_MIPS16_GOT16", /* name */ 1916 false, /* partial_inplace */ 1917 0, /* src_mask */ 1918 0x0000ffff, /* dst_mask */ 1919 false), /* pcrel_offset */ 1920 1921 /* A MIPS16 call through the global offset table. */ 1922 HOWTO (R_MIPS16_CALL16, /* type */ 1923 0, /* rightshift */ 1924 4, /* size */ 1925 16, /* bitsize */ 1926 false, /* pc_relative */ 1927 0, /* bitpos */ 1928 complain_overflow_dont, /* complain_on_overflow */ 1929 _bfd_mips_elf_generic_reloc, /* special_function */ 1930 "R_MIPS16_CALL16", /* name */ 1931 false, /* partial_inplace */ 1932 0, /* src_mask */ 1933 0x0000ffff, /* dst_mask */ 1934 false), /* pcrel_offset */ 1935 1936 /* MIPS16 high 16 bits of symbol value. */ 1937 HOWTO (R_MIPS16_HI16, /* type */ 1938 16, /* rightshift */ 1939 4, /* size */ 1940 16, /* bitsize */ 1941 false, /* pc_relative */ 1942 0, /* bitpos */ 1943 complain_overflow_dont, /* complain_on_overflow */ 1944 _bfd_mips_elf_generic_reloc, /* special_function */ 1945 "R_MIPS16_HI16", /* name */ 1946 false, /* partial_inplace */ 1947 0, /* src_mask */ 1948 0x0000ffff, /* dst_mask */ 1949 false), /* pcrel_offset */ 1950 1951 /* MIPS16 low 16 bits of symbol value. */ 1952 HOWTO (R_MIPS16_LO16, /* type */ 1953 0, /* rightshift */ 1954 4, /* size */ 1955 16, /* bitsize */ 1956 false, /* pc_relative */ 1957 0, /* bitpos */ 1958 complain_overflow_dont, /* complain_on_overflow */ 1959 _bfd_mips_elf_generic_reloc, /* special_function */ 1960 "R_MIPS16_LO16", /* name */ 1961 false, /* partial_inplace */ 1962 0, /* src_mask */ 1963 0x0000ffff, /* dst_mask */ 1964 false), /* pcrel_offset */ 1965 1966 /* MIPS16 TLS general dynamic variable reference. */ 1967 HOWTO (R_MIPS16_TLS_GD, /* type */ 1968 0, /* rightshift */ 1969 4, /* size */ 1970 16, /* bitsize */ 1971 false, /* pc_relative */ 1972 0, /* bitpos */ 1973 complain_overflow_signed, /* complain_on_overflow */ 1974 _bfd_mips_elf_generic_reloc, /* special_function */ 1975 "R_MIPS16_TLS_GD", /* name */ 1976 false, /* partial_inplace */ 1977 0, /* src_mask */ 1978 0x0000ffff, /* dst_mask */ 1979 false), /* pcrel_offset */ 1980 1981 /* MIPS16 TLS local dynamic variable reference. */ 1982 HOWTO (R_MIPS16_TLS_LDM, /* type */ 1983 0, /* rightshift */ 1984 4, /* size */ 1985 16, /* bitsize */ 1986 false, /* pc_relative */ 1987 0, /* bitpos */ 1988 complain_overflow_signed, /* complain_on_overflow */ 1989 _bfd_mips_elf_generic_reloc, /* special_function */ 1990 "R_MIPS16_TLS_LDM", /* name */ 1991 false, /* partial_inplace */ 1992 0, /* src_mask */ 1993 0x0000ffff, /* dst_mask */ 1994 false), /* pcrel_offset */ 1995 1996 /* MIPS16 TLS local dynamic offset. */ 1997 HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* type */ 1998 16, /* rightshift */ 1999 4, /* size */ 2000 16, /* bitsize */ 2001 false, /* pc_relative */ 2002 0, /* bitpos */ 2003 complain_overflow_signed, /* complain_on_overflow */ 2004 _bfd_mips_elf_generic_reloc, /* special_function */ 2005 "R_MIPS16_TLS_DTPREL_HI16", /* name */ 2006 false, /* partial_inplace */ 2007 0, /* src_mask */ 2008 0x0000ffff, /* dst_mask */ 2009 false), /* pcrel_offset */ 2010 2011 /* MIPS16 TLS local dynamic offset. */ 2012 HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* type */ 2013 0, /* rightshift */ 2014 4, /* size */ 2015 16, /* bitsize */ 2016 false, /* pc_relative */ 2017 0, /* bitpos */ 2018 complain_overflow_dont, /* complain_on_overflow */ 2019 _bfd_mips_elf_generic_reloc, /* special_function */ 2020 "R_MIPS16_TLS_DTPREL_LO16", /* name */ 2021 false, /* partial_inplace */ 2022 0, /* src_mask */ 2023 0x0000ffff, /* dst_mask */ 2024 false), /* pcrel_offset */ 2025 2026 /* MIPS16 TLS thread pointer offset. */ 2027 HOWTO (R_MIPS16_TLS_GOTTPREL, /* type */ 2028 0, /* rightshift */ 2029 4, /* size */ 2030 16, /* bitsize */ 2031 false, /* pc_relative */ 2032 0, /* bitpos */ 2033 complain_overflow_signed, /* complain_on_overflow */ 2034 _bfd_mips_elf_generic_reloc, /* special_function */ 2035 "R_MIPS16_TLS_GOTTPREL", /* name */ 2036 false, /* partial_inplace */ 2037 0, /* src_mask */ 2038 0x0000ffff, /* dst_mask */ 2039 false), /* pcrel_offset */ 2040 2041 /* MIPS16 TLS thread pointer offset. */ 2042 HOWTO (R_MIPS16_TLS_TPREL_HI16, /* type */ 2043 16, /* rightshift */ 2044 4, /* size */ 2045 16, /* bitsize */ 2046 false, /* pc_relative */ 2047 0, /* bitpos */ 2048 complain_overflow_signed, /* complain_on_overflow */ 2049 _bfd_mips_elf_generic_reloc, /* special_function */ 2050 "R_MIPS16_TLS_TPREL_HI16", /* name */ 2051 false, /* partial_inplace */ 2052 0, /* src_mask */ 2053 0x0000ffff, /* dst_mask */ 2054 false), /* pcrel_offset */ 2055 2056 /* MIPS16 TLS thread pointer offset. */ 2057 HOWTO (R_MIPS16_TLS_TPREL_LO16, /* type */ 2058 0, /* rightshift */ 2059 4, /* size */ 2060 16, /* bitsize */ 2061 false, /* pc_relative */ 2062 0, /* bitpos */ 2063 complain_overflow_dont, /* complain_on_overflow */ 2064 _bfd_mips_elf_generic_reloc, /* special_function */ 2065 "R_MIPS16_TLS_TPREL_LO16", /* name */ 2066 false, /* partial_inplace */ 2067 0, /* src_mask */ 2068 0x0000ffff, /* dst_mask */ 2069 false), /* pcrel_offset */ 2070 2071 /* MIPS16 16-bit PC-relative branch offset. */ 2072 HOWTO (R_MIPS16_PC16_S1, /* type */ 2073 1, /* rightshift */ 2074 4, /* size */ 2075 16, /* bitsize */ 2076 true, /* pc_relative */ 2077 0, /* bitpos */ 2078 complain_overflow_signed, /* complain_on_overflow */ 2079 _bfd_mips_elf_generic_reloc, /* special_function */ 2080 "R_MIPS16_PC16_S1", /* name */ 2081 false, /* partial_inplace */ 2082 0, /* src_mask */ 2083 0x0000ffff, /* dst_mask */ 2084 true), /* pcrel_offset */ 2085 }; 2086 2087 static reloc_howto_type elf_micromips_howto_table_rel[] = 2088 { 2089 EMPTY_HOWTO (130), 2090 EMPTY_HOWTO (131), 2091 EMPTY_HOWTO (132), 2092 2093 /* 26 bit jump address. */ 2094 HOWTO (R_MICROMIPS_26_S1, /* type */ 2095 1, /* rightshift */ 2096 4, /* size */ 2097 26, /* bitsize */ 2098 false, /* pc_relative */ 2099 0, /* bitpos */ 2100 complain_overflow_dont, /* complain_on_overflow */ 2101 /* This needs complex overflow 2102 detection, because the upper four 2103 bits must match the PC. */ 2104 _bfd_mips_elf_generic_reloc, /* special_function */ 2105 "R_MICROMIPS_26_S1", /* name */ 2106 true, /* partial_inplace */ 2107 0x3ffffff, /* src_mask */ 2108 0x3ffffff, /* dst_mask */ 2109 false), /* pcrel_offset */ 2110 2111 /* High 16 bits of symbol value. */ 2112 HOWTO (R_MICROMIPS_HI16, /* type */ 2113 16, /* rightshift */ 2114 4, /* size */ 2115 16, /* bitsize */ 2116 false, /* pc_relative */ 2117 0, /* bitpos */ 2118 complain_overflow_dont, /* complain_on_overflow */ 2119 _bfd_mips_elf_hi16_reloc, /* special_function */ 2120 "R_MICROMIPS_HI16", /* name */ 2121 true, /* partial_inplace */ 2122 0x0000ffff, /* src_mask */ 2123 0x0000ffff, /* dst_mask */ 2124 false), /* pcrel_offset */ 2125 2126 /* Low 16 bits of symbol value. */ 2127 HOWTO (R_MICROMIPS_LO16, /* type */ 2128 0, /* rightshift */ 2129 4, /* size */ 2130 16, /* bitsize */ 2131 false, /* pc_relative */ 2132 0, /* bitpos */ 2133 complain_overflow_dont, /* complain_on_overflow */ 2134 _bfd_mips_elf_lo16_reloc, /* special_function */ 2135 "R_MICROMIPS_LO16", /* name */ 2136 true, /* partial_inplace */ 2137 0x0000ffff, /* src_mask */ 2138 0x0000ffff, /* dst_mask */ 2139 false), /* pcrel_offset */ 2140 2141 /* GP relative reference. */ 2142 HOWTO (R_MICROMIPS_GPREL16, /* type */ 2143 0, /* rightshift */ 2144 4, /* size */ 2145 16, /* bitsize */ 2146 false, /* pc_relative */ 2147 0, /* bitpos */ 2148 complain_overflow_signed, /* complain_on_overflow */ 2149 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2150 "R_MICROMIPS_GPREL16", /* name */ 2151 true, /* partial_inplace */ 2152 0x0000ffff, /* src_mask */ 2153 0x0000ffff, /* dst_mask */ 2154 false), /* pcrel_offset */ 2155 2156 /* Reference to literal section. */ 2157 HOWTO (R_MICROMIPS_LITERAL, /* type */ 2158 0, /* rightshift */ 2159 4, /* size */ 2160 16, /* bitsize */ 2161 false, /* pc_relative */ 2162 0, /* bitpos */ 2163 complain_overflow_signed, /* complain_on_overflow */ 2164 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2165 "R_MICROMIPS_LITERAL", /* name */ 2166 true, /* partial_inplace */ 2167 0x0000ffff, /* src_mask */ 2168 0x0000ffff, /* dst_mask */ 2169 false), /* pcrel_offset */ 2170 2171 /* Reference to global offset table. */ 2172 HOWTO (R_MICROMIPS_GOT16, /* type */ 2173 0, /* rightshift */ 2174 4, /* size */ 2175 16, /* bitsize */ 2176 false, /* pc_relative */ 2177 0, /* bitpos */ 2178 complain_overflow_signed, /* complain_on_overflow */ 2179 _bfd_mips_elf_got16_reloc, /* special_function */ 2180 "R_MICROMIPS_GOT16", /* name */ 2181 true, /* partial_inplace */ 2182 0x0000ffff, /* src_mask */ 2183 0x0000ffff, /* dst_mask */ 2184 false), /* pcrel_offset */ 2185 2186 /* This is for microMIPS branches. */ 2187 HOWTO (R_MICROMIPS_PC7_S1, /* type */ 2188 1, /* rightshift */ 2189 2, /* size */ 2190 7, /* bitsize */ 2191 true, /* pc_relative */ 2192 0, /* bitpos */ 2193 complain_overflow_signed, /* complain_on_overflow */ 2194 _bfd_mips_elf_generic_reloc, /* special_function */ 2195 "R_MICROMIPS_PC7_S1", /* name */ 2196 true, /* partial_inplace */ 2197 0x0000007f, /* src_mask */ 2198 0x0000007f, /* dst_mask */ 2199 true), /* pcrel_offset */ 2200 2201 HOWTO (R_MICROMIPS_PC10_S1, /* type */ 2202 1, /* rightshift */ 2203 2, /* size */ 2204 10, /* bitsize */ 2205 true, /* pc_relative */ 2206 0, /* bitpos */ 2207 complain_overflow_signed, /* complain_on_overflow */ 2208 _bfd_mips_elf_generic_reloc, /* special_function */ 2209 "R_MICROMIPS_PC10_S1", /* name */ 2210 true, /* partial_inplace */ 2211 0x000003ff, /* src_mask */ 2212 0x000003ff, /* dst_mask */ 2213 true), /* pcrel_offset */ 2214 2215 HOWTO (R_MICROMIPS_PC16_S1, /* type */ 2216 1, /* rightshift */ 2217 4, /* size */ 2218 16, /* bitsize */ 2219 true, /* pc_relative */ 2220 0, /* bitpos */ 2221 complain_overflow_signed, /* complain_on_overflow */ 2222 _bfd_mips_elf_generic_reloc, /* special_function */ 2223 "R_MICROMIPS_PC16_S1", /* name */ 2224 true, /* partial_inplace */ 2225 0x0000ffff, /* src_mask */ 2226 0x0000ffff, /* dst_mask */ 2227 true), /* pcrel_offset */ 2228 2229 /* 16 bit call through global offset table. */ 2230 HOWTO (R_MICROMIPS_CALL16, /* type */ 2231 0, /* rightshift */ 2232 4, /* size */ 2233 16, /* bitsize */ 2234 false, /* pc_relative */ 2235 0, /* bitpos */ 2236 complain_overflow_signed, /* complain_on_overflow */ 2237 _bfd_mips_elf_generic_reloc, /* special_function */ 2238 "R_MICROMIPS_CALL16", /* name */ 2239 true, /* partial_inplace */ 2240 0x0000ffff, /* src_mask */ 2241 0x0000ffff, /* dst_mask */ 2242 false), /* pcrel_offset */ 2243 2244 EMPTY_HOWTO (143), 2245 EMPTY_HOWTO (144), 2246 2247 /* Displacement in the global offset table. */ 2248 HOWTO (R_MICROMIPS_GOT_DISP, /* type */ 2249 0, /* rightshift */ 2250 4, /* size */ 2251 16, /* bitsize */ 2252 false, /* pc_relative */ 2253 0, /* bitpos */ 2254 complain_overflow_signed, /* complain_on_overflow */ 2255 _bfd_mips_elf_generic_reloc, /* special_function */ 2256 "R_MICROMIPS_GOT_DISP",/* name */ 2257 true, /* partial_inplace */ 2258 0x0000ffff, /* src_mask */ 2259 0x0000ffff, /* dst_mask */ 2260 false), /* pcrel_offset */ 2261 2262 /* Displacement to page pointer in the global offset table. */ 2263 HOWTO (R_MICROMIPS_GOT_PAGE, /* type */ 2264 0, /* rightshift */ 2265 4, /* size */ 2266 16, /* bitsize */ 2267 false, /* pc_relative */ 2268 0, /* bitpos */ 2269 complain_overflow_signed, /* complain_on_overflow */ 2270 _bfd_mips_elf_generic_reloc, /* special_function */ 2271 "R_MICROMIPS_GOT_PAGE",/* name */ 2272 true, /* partial_inplace */ 2273 0x0000ffff, /* src_mask */ 2274 0x0000ffff, /* dst_mask */ 2275 false), /* pcrel_offset */ 2276 2277 /* Offset from page pointer in the global offset table. */ 2278 HOWTO (R_MICROMIPS_GOT_OFST, /* type */ 2279 0, /* rightshift */ 2280 4, /* size */ 2281 16, /* bitsize */ 2282 false, /* pc_relative */ 2283 0, /* bitpos */ 2284 complain_overflow_signed, /* complain_on_overflow */ 2285 _bfd_mips_elf_generic_reloc, /* special_function */ 2286 "R_MICROMIPS_GOT_OFST",/* name */ 2287 true, /* partial_inplace */ 2288 0x0000ffff, /* src_mask */ 2289 0x0000ffff, /* dst_mask */ 2290 false), /* pcrel_offset */ 2291 2292 /* High 16 bits of displacement in global offset table. */ 2293 HOWTO (R_MICROMIPS_GOT_HI16, /* type */ 2294 16, /* rightshift */ 2295 4, /* size */ 2296 16, /* bitsize */ 2297 false, /* pc_relative */ 2298 0, /* bitpos */ 2299 complain_overflow_dont, /* complain_on_overflow */ 2300 _bfd_mips_elf_generic_reloc, /* special_function */ 2301 "R_MICROMIPS_GOT_HI16",/* name */ 2302 true, /* partial_inplace */ 2303 0x0000ffff, /* src_mask */ 2304 0x0000ffff, /* dst_mask */ 2305 false), /* pcrel_offset */ 2306 2307 /* Low 16 bits of displacement in global offset table. */ 2308 HOWTO (R_MICROMIPS_GOT_LO16, /* type */ 2309 0, /* rightshift */ 2310 4, /* size */ 2311 16, /* bitsize */ 2312 false, /* pc_relative */ 2313 0, /* bitpos */ 2314 complain_overflow_dont, /* complain_on_overflow */ 2315 _bfd_mips_elf_generic_reloc, /* special_function */ 2316 "R_MICROMIPS_GOT_LO16",/* name */ 2317 true, /* partial_inplace */ 2318 0x0000ffff, /* src_mask */ 2319 0x0000ffff, /* dst_mask */ 2320 false), /* pcrel_offset */ 2321 2322 /* 64 bit subtraction. Used in the N32 ABI. */ 2323 HOWTO (R_MICROMIPS_SUB, /* type */ 2324 0, /* rightshift */ 2325 8, /* size */ 2326 64, /* bitsize */ 2327 false, /* pc_relative */ 2328 0, /* bitpos */ 2329 complain_overflow_dont, /* complain_on_overflow */ 2330 _bfd_mips_elf_generic_reloc, /* special_function */ 2331 "R_MICROMIPS_SUB", /* name */ 2332 true, /* partial_inplace */ 2333 MINUS_ONE, /* src_mask */ 2334 MINUS_ONE, /* dst_mask */ 2335 false), /* pcrel_offset */ 2336 2337 /* We don't support these for REL relocations, because it means building 2338 the addend from a R_MICROMIPS_HIGHEST/R_MICROMIPS_HIGHER/ 2339 R_MICROMIPS_HI16/R_MICROMIPS_LO16 sequence with varying ordering, 2340 using fallable heuristics. */ 2341 EMPTY_HOWTO (R_MICROMIPS_HIGHER), 2342 EMPTY_HOWTO (R_MICROMIPS_HIGHEST), 2343 2344 /* High 16 bits of displacement in global offset table. */ 2345 HOWTO (R_MICROMIPS_CALL_HI16, /* type */ 2346 16, /* rightshift */ 2347 4, /* size */ 2348 16, /* bitsize */ 2349 false, /* pc_relative */ 2350 0, /* bitpos */ 2351 complain_overflow_dont, /* complain_on_overflow */ 2352 _bfd_mips_elf_generic_reloc, /* special_function */ 2353 "R_MICROMIPS_CALL_HI16",/* name */ 2354 true, /* partial_inplace */ 2355 0x0000ffff, /* src_mask */ 2356 0x0000ffff, /* dst_mask */ 2357 false), /* pcrel_offset */ 2358 2359 /* Low 16 bits of displacement in global offset table. */ 2360 HOWTO (R_MICROMIPS_CALL_LO16, /* type */ 2361 0, /* rightshift */ 2362 4, /* size */ 2363 16, /* bitsize */ 2364 false, /* pc_relative */ 2365 0, /* bitpos */ 2366 complain_overflow_dont, /* complain_on_overflow */ 2367 _bfd_mips_elf_generic_reloc, /* special_function */ 2368 "R_MICROMIPS_CALL_LO16",/* name */ 2369 true, /* partial_inplace */ 2370 0x0000ffff, /* src_mask */ 2371 0x0000ffff, /* dst_mask */ 2372 false), /* pcrel_offset */ 2373 2374 /* Section displacement. */ 2375 HOWTO (R_MICROMIPS_SCN_DISP, /* type */ 2376 0, /* rightshift */ 2377 4, /* size */ 2378 32, /* bitsize */ 2379 false, /* pc_relative */ 2380 0, /* bitpos */ 2381 complain_overflow_dont, /* complain_on_overflow */ 2382 _bfd_mips_elf_generic_reloc, /* special_function */ 2383 "R_MICROMIPS_SCN_DISP", /* name */ 2384 true, /* partial_inplace */ 2385 0xffffffff, /* src_mask */ 2386 0xffffffff, /* dst_mask */ 2387 false), /* pcrel_offset */ 2388 2389 /* Protected jump conversion. This is an optimization hint. No 2390 relocation is required for correctness. */ 2391 HOWTO (R_MICROMIPS_JALR, /* type */ 2392 0, /* rightshift */ 2393 4, /* size */ 2394 32, /* bitsize */ 2395 false, /* pc_relative */ 2396 0, /* bitpos */ 2397 complain_overflow_dont, /* complain_on_overflow */ 2398 _bfd_mips_elf_generic_reloc, /* special_function */ 2399 "R_MICROMIPS_JALR", /* name */ 2400 false, /* partial_inplace */ 2401 0, /* src_mask */ 2402 0x00000000, /* dst_mask */ 2403 false), /* pcrel_offset */ 2404 2405 /* Low 16 bits of symbol value. Note that the high 16 bits of symbol values 2406 must be zero. This is used for relaxation. */ 2407 HOWTO (R_MICROMIPS_HI0_LO16, /* type */ 2408 0, /* rightshift */ 2409 4, /* size */ 2410 16, /* bitsize */ 2411 false, /* pc_relative */ 2412 0, /* bitpos */ 2413 complain_overflow_dont, /* complain_on_overflow */ 2414 _bfd_mips_elf_generic_reloc, /* special_function */ 2415 "R_MICROMIPS_HI0_LO16",/* name */ 2416 true, /* partial_inplace */ 2417 0x0000ffff, /* src_mask */ 2418 0x0000ffff, /* dst_mask */ 2419 false), /* pcrel_offset */ 2420 2421 EMPTY_HOWTO (158), 2422 EMPTY_HOWTO (159), 2423 EMPTY_HOWTO (160), 2424 EMPTY_HOWTO (161), 2425 2426 /* TLS general dynamic variable reference. */ 2427 HOWTO (R_MICROMIPS_TLS_GD, /* type */ 2428 0, /* rightshift */ 2429 4, /* size */ 2430 16, /* bitsize */ 2431 false, /* pc_relative */ 2432 0, /* bitpos */ 2433 complain_overflow_signed, /* complain_on_overflow */ 2434 _bfd_mips_elf_generic_reloc, /* special_function */ 2435 "R_MICROMIPS_TLS_GD", /* name */ 2436 true, /* partial_inplace */ 2437 0x0000ffff, /* src_mask */ 2438 0x0000ffff, /* dst_mask */ 2439 false), /* pcrel_offset */ 2440 2441 /* TLS local dynamic variable reference. */ 2442 HOWTO (R_MICROMIPS_TLS_LDM, /* type */ 2443 0, /* rightshift */ 2444 4, /* size */ 2445 16, /* bitsize */ 2446 false, /* pc_relative */ 2447 0, /* bitpos */ 2448 complain_overflow_signed, /* complain_on_overflow */ 2449 _bfd_mips_elf_generic_reloc, /* special_function */ 2450 "R_MICROMIPS_TLS_LDM", /* name */ 2451 true, /* partial_inplace */ 2452 0x0000ffff, /* src_mask */ 2453 0x0000ffff, /* dst_mask */ 2454 false), /* pcrel_offset */ 2455 2456 /* TLS local dynamic offset. */ 2457 HOWTO (R_MICROMIPS_TLS_DTPREL_HI16, /* type */ 2458 16, /* rightshift */ 2459 4, /* size */ 2460 16, /* bitsize */ 2461 false, /* pc_relative */ 2462 0, /* bitpos */ 2463 complain_overflow_signed, /* complain_on_overflow */ 2464 _bfd_mips_elf_hi16_reloc, /* special_function */ 2465 "R_MICROMIPS_TLS_DTPREL_HI16", /* name */ 2466 true, /* partial_inplace */ 2467 0x0000ffff, /* src_mask */ 2468 0x0000ffff, /* dst_mask */ 2469 false), /* pcrel_offset */ 2470 2471 /* TLS local dynamic offset. */ 2472 HOWTO (R_MICROMIPS_TLS_DTPREL_LO16, /* type */ 2473 0, /* rightshift */ 2474 4, /* size */ 2475 16, /* bitsize */ 2476 false, /* pc_relative */ 2477 0, /* bitpos */ 2478 complain_overflow_dont, /* complain_on_overflow */ 2479 _bfd_mips_elf_lo16_reloc, /* special_function */ 2480 "R_MICROMIPS_TLS_DTPREL_LO16", /* name */ 2481 true, /* partial_inplace */ 2482 0x0000ffff, /* src_mask */ 2483 0x0000ffff, /* dst_mask */ 2484 false), /* pcrel_offset */ 2485 2486 /* TLS thread pointer offset. */ 2487 HOWTO (R_MICROMIPS_TLS_GOTTPREL, /* type */ 2488 0, /* rightshift */ 2489 4, /* size */ 2490 16, /* bitsize */ 2491 false, /* pc_relative */ 2492 0, /* bitpos */ 2493 complain_overflow_signed, /* complain_on_overflow */ 2494 _bfd_mips_elf_generic_reloc, /* special_function */ 2495 "R_MICROMIPS_TLS_GOTTPREL", /* name */ 2496 true, /* partial_inplace */ 2497 0x0000ffff, /* src_mask */ 2498 0x0000ffff, /* dst_mask */ 2499 false), /* pcrel_offset */ 2500 2501 EMPTY_HOWTO (167), 2502 EMPTY_HOWTO (168), 2503 2504 /* TLS thread pointer offset. */ 2505 HOWTO (R_MICROMIPS_TLS_TPREL_HI16, /* type */ 2506 16, /* rightshift */ 2507 4, /* size */ 2508 16, /* bitsize */ 2509 false, /* pc_relative */ 2510 0, /* bitpos */ 2511 complain_overflow_signed, /* complain_on_overflow */ 2512 _bfd_mips_elf_hi16_reloc, /* special_function */ 2513 "R_MICROMIPS_TLS_TPREL_HI16", /* name */ 2514 true, /* partial_inplace */ 2515 0x0000ffff, /* src_mask */ 2516 0x0000ffff, /* dst_mask */ 2517 false), /* pcrel_offset */ 2518 2519 /* TLS thread pointer offset. */ 2520 HOWTO (R_MICROMIPS_TLS_TPREL_LO16, /* type */ 2521 0, /* rightshift */ 2522 4, /* size */ 2523 16, /* bitsize */ 2524 false, /* pc_relative */ 2525 0, /* bitpos */ 2526 complain_overflow_dont, /* complain_on_overflow */ 2527 _bfd_mips_elf_lo16_reloc, /* special_function */ 2528 "R_MICROMIPS_TLS_TPREL_LO16", /* name */ 2529 true, /* partial_inplace */ 2530 0x0000ffff, /* src_mask */ 2531 0x0000ffff, /* dst_mask */ 2532 false), /* pcrel_offset */ 2533 2534 EMPTY_HOWTO (171), 2535 2536 /* GP- and PC-relative relocations. */ 2537 HOWTO (R_MICROMIPS_GPREL7_S2, /* type */ 2538 2, /* rightshift */ 2539 2, /* size */ 2540 7, /* bitsize */ 2541 false, /* pc_relative */ 2542 0, /* bitpos */ 2543 complain_overflow_signed, /* complain_on_overflow */ 2544 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2545 "R_MICROMIPS_GPREL7_S2", /* name */ 2546 true, /* partial_inplace */ 2547 0x0000007f, /* src_mask */ 2548 0x0000007f, /* dst_mask */ 2549 false), /* pcrel_offset */ 2550 2551 HOWTO (R_MICROMIPS_PC23_S2, /* type */ 2552 2, /* rightshift */ 2553 4, /* size */ 2554 23, /* bitsize */ 2555 true, /* pc_relative */ 2556 0, /* bitpos */ 2557 complain_overflow_signed, /* complain_on_overflow */ 2558 _bfd_mips_elf_generic_reloc, /* special_function */ 2559 "R_MICROMIPS_PC23_S2", /* name */ 2560 true, /* partial_inplace */ 2561 0x007fffff, /* src_mask */ 2562 0x007fffff, /* dst_mask */ 2563 true), /* pcrel_offset */ 2564 }; 2565 2566 static reloc_howto_type elf_micromips_howto_table_rela[] = 2567 { 2568 EMPTY_HOWTO (130), 2569 EMPTY_HOWTO (131), 2570 EMPTY_HOWTO (132), 2571 2572 /* 26 bit jump address. */ 2573 HOWTO (R_MICROMIPS_26_S1, /* type */ 2574 1, /* rightshift */ 2575 4, /* size */ 2576 26, /* bitsize */ 2577 false, /* pc_relative */ 2578 0, /* bitpos */ 2579 complain_overflow_dont, /* complain_on_overflow */ 2580 /* This needs complex overflow 2581 detection, because the upper four 2582 bits must match the PC. */ 2583 _bfd_mips_elf_generic_reloc, /* special_function */ 2584 "R_MICROMIPS_26_S1", /* name */ 2585 false, /* partial_inplace */ 2586 0, /* src_mask */ 2587 0x3ffffff, /* dst_mask */ 2588 false), /* pcrel_offset */ 2589 2590 /* High 16 bits of symbol value. */ 2591 HOWTO (R_MICROMIPS_HI16, /* type */ 2592 16, /* rightshift */ 2593 4, /* size */ 2594 16, /* bitsize */ 2595 false, /* pc_relative */ 2596 0, /* bitpos */ 2597 complain_overflow_dont, /* complain_on_overflow */ 2598 _bfd_mips_elf_generic_reloc, /* special_function */ 2599 "R_MICROMIPS_HI16", /* name */ 2600 false, /* partial_inplace */ 2601 0, /* src_mask */ 2602 0x0000ffff, /* dst_mask */ 2603 false), /* pcrel_offset */ 2604 2605 /* Low 16 bits of symbol value. */ 2606 HOWTO (R_MICROMIPS_LO16, /* type */ 2607 0, /* rightshift */ 2608 4, /* size */ 2609 16, /* bitsize */ 2610 false, /* pc_relative */ 2611 0, /* bitpos */ 2612 complain_overflow_dont, /* complain_on_overflow */ 2613 _bfd_mips_elf_generic_reloc, /* special_function */ 2614 "R_MICROMIPS_LO16", /* name */ 2615 false, /* partial_inplace */ 2616 0, /* src_mask */ 2617 0x0000ffff, /* dst_mask */ 2618 false), /* pcrel_offset */ 2619 2620 /* GP relative reference. */ 2621 HOWTO (R_MICROMIPS_GPREL16, /* type */ 2622 0, /* rightshift */ 2623 4, /* size */ 2624 16, /* bitsize */ 2625 false, /* pc_relative */ 2626 0, /* bitpos */ 2627 complain_overflow_signed, /* complain_on_overflow */ 2628 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2629 "R_MICROMIPS_GPREL16", /* name */ 2630 false, /* partial_inplace */ 2631 0, /* src_mask */ 2632 0x0000ffff, /* dst_mask */ 2633 false), /* pcrel_offset */ 2634 2635 /* Reference to literal section. */ 2636 HOWTO (R_MICROMIPS_LITERAL, /* type */ 2637 0, /* rightshift */ 2638 4, /* size */ 2639 16, /* bitsize */ 2640 false, /* pc_relative */ 2641 0, /* bitpos */ 2642 complain_overflow_signed, /* complain_on_overflow */ 2643 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 2644 "R_MICROMIPS_LITERAL", /* name */ 2645 false, /* partial_inplace */ 2646 0, /* src_mask */ 2647 0x0000ffff, /* dst_mask */ 2648 false), /* pcrel_offset */ 2649 2650 /* Reference to global offset table. */ 2651 HOWTO (R_MICROMIPS_GOT16, /* type */ 2652 0, /* rightshift */ 2653 4, /* size */ 2654 16, /* bitsize */ 2655 false, /* pc_relative */ 2656 0, /* bitpos */ 2657 complain_overflow_signed, /* complain_on_overflow */ 2658 _bfd_mips_elf_generic_reloc, /* special_function */ 2659 "R_MICROMIPS_GOT16", /* name */ 2660 false, /* partial_inplace */ 2661 0, /* src_mask */ 2662 0x0000ffff, /* dst_mask */ 2663 false), /* pcrel_offset */ 2664 2665 /* This is for microMIPS branches. */ 2666 HOWTO (R_MICROMIPS_PC7_S1, /* type */ 2667 1, /* rightshift */ 2668 2, /* size */ 2669 7, /* bitsize */ 2670 true, /* pc_relative */ 2671 0, /* bitpos */ 2672 complain_overflow_signed, /* complain_on_overflow */ 2673 _bfd_mips_elf_generic_reloc, /* special_function */ 2674 "R_MICROMIPS_PC7_S1", /* name */ 2675 false, /* partial_inplace */ 2676 0, /* src_mask */ 2677 0x0000007f, /* dst_mask */ 2678 true), /* pcrel_offset */ 2679 2680 HOWTO (R_MICROMIPS_PC10_S1, /* type */ 2681 1, /* rightshift */ 2682 2, /* size */ 2683 10, /* bitsize */ 2684 true, /* pc_relative */ 2685 0, /* bitpos */ 2686 complain_overflow_signed, /* complain_on_overflow */ 2687 _bfd_mips_elf_generic_reloc, /* special_function */ 2688 "R_MICROMIPS_PC10_S1", /* name */ 2689 false, /* partial_inplace */ 2690 0, /* src_mask */ 2691 0x000003ff, /* dst_mask */ 2692 true), /* pcrel_offset */ 2693 2694 HOWTO (R_MICROMIPS_PC16_S1, /* type */ 2695 1, /* rightshift */ 2696 4, /* size */ 2697 16, /* bitsize */ 2698 true, /* pc_relative */ 2699 0, /* bitpos */ 2700 complain_overflow_signed, /* complain_on_overflow */ 2701 _bfd_mips_elf_generic_reloc, /* special_function */ 2702 "R_MICROMIPS_PC16_S1", /* name */ 2703 false, /* partial_inplace */ 2704 0, /* src_mask */ 2705 0x0000ffff, /* dst_mask */ 2706 true), /* pcrel_offset */ 2707 2708 /* 16 bit call through global offset table. */ 2709 HOWTO (R_MICROMIPS_CALL16, /* type */ 2710 0, /* rightshift */ 2711 4, /* size */ 2712 16, /* bitsize */ 2713 false, /* pc_relative */ 2714 0, /* bitpos */ 2715 complain_overflow_signed, /* complain_on_overflow */ 2716 _bfd_mips_elf_generic_reloc, /* special_function */ 2717 "R_MICROMIPS_CALL16", /* name */ 2718 false, /* partial_inplace */ 2719 0, /* src_mask */ 2720 0x0000ffff, /* dst_mask */ 2721 false), /* pcrel_offset */ 2722 2723 EMPTY_HOWTO (143), 2724 EMPTY_HOWTO (144), 2725 2726 /* Displacement in the global offset table. */ 2727 HOWTO (R_MICROMIPS_GOT_DISP, /* type */ 2728 0, /* rightshift */ 2729 4, /* size */ 2730 16, /* bitsize */ 2731 false, /* pc_relative */ 2732 0, /* bitpos */ 2733 complain_overflow_signed, /* complain_on_overflow */ 2734 _bfd_mips_elf_generic_reloc, /* special_function */ 2735 "R_MICROMIPS_GOT_DISP",/* name */ 2736 false, /* partial_inplace */ 2737 0, /* src_mask */ 2738 0x0000ffff, /* dst_mask */ 2739 false), /* pcrel_offset */ 2740 2741 /* Displacement to page pointer in the global offset table. */ 2742 HOWTO (R_MICROMIPS_GOT_PAGE, /* type */ 2743 0, /* rightshift */ 2744 4, /* size */ 2745 16, /* bitsize */ 2746 false, /* pc_relative */ 2747 0, /* bitpos */ 2748 complain_overflow_signed, /* complain_on_overflow */ 2749 _bfd_mips_elf_generic_reloc, /* special_function */ 2750 "R_MICROMIPS_GOT_PAGE",/* name */ 2751 false, /* partial_inplace */ 2752 0, /* src_mask */ 2753 0x0000ffff, /* dst_mask */ 2754 false), /* pcrel_offset */ 2755 2756 /* Offset from page pointer in the global offset table. */ 2757 HOWTO (R_MICROMIPS_GOT_OFST, /* type */ 2758 0, /* rightshift */ 2759 4, /* size */ 2760 16, /* bitsize */ 2761 false, /* pc_relative */ 2762 0, /* bitpos */ 2763 complain_overflow_signed, /* complain_on_overflow */ 2764 _bfd_mips_elf_generic_reloc, /* special_function */ 2765 "R_MICROMIPS_GOT_OFST",/* name */ 2766 false, /* partial_inplace */ 2767 0, /* src_mask */ 2768 0x0000ffff, /* dst_mask */ 2769 false), /* pcrel_offset */ 2770 2771 /* High 16 bits of displacement in global offset table. */ 2772 HOWTO (R_MICROMIPS_GOT_HI16, /* type */ 2773 16, /* rightshift */ 2774 4, /* size */ 2775 16, /* bitsize */ 2776 false, /* pc_relative */ 2777 0, /* bitpos */ 2778 complain_overflow_dont, /* complain_on_overflow */ 2779 _bfd_mips_elf_generic_reloc, /* special_function */ 2780 "R_MICROMIPS_GOT_HI16",/* name */ 2781 false, /* partial_inplace */ 2782 0, /* src_mask */ 2783 0x0000ffff, /* dst_mask */ 2784 false), /* pcrel_offset */ 2785 2786 /* Low 16 bits of displacement in global offset table. */ 2787 HOWTO (R_MICROMIPS_GOT_LO16, /* type */ 2788 0, /* rightshift */ 2789 4, /* size */ 2790 16, /* bitsize */ 2791 false, /* pc_relative */ 2792 0, /* bitpos */ 2793 complain_overflow_dont, /* complain_on_overflow */ 2794 _bfd_mips_elf_generic_reloc, /* special_function */ 2795 "R_MICROMIPS_GOT_LO16",/* name */ 2796 false, /* partial_inplace */ 2797 0, /* src_mask */ 2798 0x0000ffff, /* dst_mask */ 2799 false), /* pcrel_offset */ 2800 2801 /* 64 bit subtraction. Used in the N32 ABI. */ 2802 HOWTO (R_MICROMIPS_SUB, /* type */ 2803 0, /* rightshift */ 2804 8, /* size */ 2805 64, /* bitsize */ 2806 false, /* pc_relative */ 2807 0, /* bitpos */ 2808 complain_overflow_dont, /* complain_on_overflow */ 2809 _bfd_mips_elf_generic_reloc, /* special_function */ 2810 "R_MICROMIPS_SUB", /* name */ 2811 false, /* partial_inplace */ 2812 0, /* src_mask */ 2813 MINUS_ONE, /* dst_mask */ 2814 false), /* pcrel_offset */ 2815 2816 /* Get the higher value of a 64 bit addend. */ 2817 HOWTO (R_MICROMIPS_HIGHER, /* type */ 2818 32, /* rightshift */ 2819 4, /* size */ 2820 16, /* bitsize */ 2821 false, /* pc_relative */ 2822 0, /* bitpos */ 2823 complain_overflow_dont, /* complain_on_overflow */ 2824 _bfd_mips_elf_generic_reloc, /* special_function */ 2825 "R_MICROMIPS_HIGHER", /* name */ 2826 false, /* partial_inplace */ 2827 0, /* src_mask */ 2828 0x0000ffff, /* dst_mask */ 2829 false), /* pcrel_offset */ 2830 2831 /* Get the highest value of a 64 bit addend. */ 2832 HOWTO (R_MICROMIPS_HIGHEST, /* type */ 2833 48, /* rightshift */ 2834 4, /* size */ 2835 16, /* bitsize */ 2836 false, /* pc_relative */ 2837 0, /* bitpos */ 2838 complain_overflow_dont, /* complain_on_overflow */ 2839 _bfd_mips_elf_generic_reloc, /* special_function */ 2840 "R_MICROMIPS_HIGHEST", /* name */ 2841 false, /* partial_inplace */ 2842 0, /* src_mask */ 2843 0x0000ffff, /* dst_mask */ 2844 false), /* pcrel_offset */ 2845 2846 /* High 16 bits of displacement in global offset table. */ 2847 HOWTO (R_MICROMIPS_CALL_HI16, /* type */ 2848 16, /* rightshift */ 2849 4, /* size */ 2850 16, /* bitsize */ 2851 false, /* pc_relative */ 2852 0, /* bitpos */ 2853 complain_overflow_dont, /* complain_on_overflow */ 2854 _bfd_mips_elf_generic_reloc, /* special_function */ 2855 "R_MICROMIPS_CALL_HI16",/* name */ 2856 false, /* partial_inplace */ 2857 0, /* src_mask */ 2858 0x0000ffff, /* dst_mask */ 2859 false), /* pcrel_offset */ 2860 2861 /* Low 16 bits of displacement in global offset table. */ 2862 HOWTO (R_MICROMIPS_CALL_LO16, /* type */ 2863 0, /* rightshift */ 2864 4, /* size */ 2865 16, /* bitsize */ 2866 false, /* pc_relative */ 2867 0, /* bitpos */ 2868 complain_overflow_dont, /* complain_on_overflow */ 2869 _bfd_mips_elf_generic_reloc, /* special_function */ 2870 "R_MICROMIPS_CALL_LO16",/* name */ 2871 false, /* partial_inplace */ 2872 0, /* src_mask */ 2873 0x0000ffff, /* dst_mask */ 2874 false), /* pcrel_offset */ 2875 2876 /* Section displacement. */ 2877 HOWTO (R_MICROMIPS_SCN_DISP, /* type */ 2878 0, /* rightshift */ 2879 4, /* size */ 2880 32, /* bitsize */ 2881 false, /* pc_relative */ 2882 0, /* bitpos */ 2883 complain_overflow_dont, /* complain_on_overflow */ 2884 _bfd_mips_elf_generic_reloc, /* special_function */ 2885 "R_MICROMIPS_SCN_DISP", /* name */ 2886 false, /* partial_inplace */ 2887 0, /* src_mask */ 2888 0xffffffff, /* dst_mask */ 2889 false), /* pcrel_offset */ 2890 2891 /* Protected jump conversion. This is an optimization hint. No 2892 relocation is required for correctness. */ 2893 HOWTO (R_MICROMIPS_JALR, /* type */ 2894 0, /* rightshift */ 2895 4, /* size */ 2896 32, /* bitsize */ 2897 false, /* pc_relative */ 2898 0, /* bitpos */ 2899 complain_overflow_dont, /* complain_on_overflow */ 2900 _bfd_mips_elf_generic_reloc, /* special_function */ 2901 "R_MICROMIPS_JALR", /* name */ 2902 false, /* partial_inplace */ 2903 0, /* src_mask */ 2904 0x00000000, /* dst_mask */ 2905 false), /* pcrel_offset */ 2906 2907 /* Low 16 bits of symbol value. Note that the high 16 bits of symbol values 2908 must be zero. This is used for relaxation. */ 2909 HOWTO (R_MICROMIPS_HI0_LO16, /* type */ 2910 0, /* rightshift */ 2911 4, /* size */ 2912 16, /* bitsize */ 2913 false, /* pc_relative */ 2914 0, /* bitpos */ 2915 complain_overflow_dont, /* complain_on_overflow */ 2916 _bfd_mips_elf_generic_reloc, /* special_function */ 2917 "R_MICROMIPS_HI0_LO16",/* name */ 2918 false, /* partial_inplace */ 2919 0, /* src_mask */ 2920 0x0000ffff, /* dst_mask */ 2921 false), /* pcrel_offset */ 2922 2923 EMPTY_HOWTO (158), 2924 EMPTY_HOWTO (159), 2925 EMPTY_HOWTO (160), 2926 EMPTY_HOWTO (161), 2927 2928 /* TLS general dynamic variable reference. */ 2929 HOWTO (R_MICROMIPS_TLS_GD, /* type */ 2930 0, /* rightshift */ 2931 4, /* size */ 2932 16, /* bitsize */ 2933 false, /* pc_relative */ 2934 0, /* bitpos */ 2935 complain_overflow_signed, /* complain_on_overflow */ 2936 _bfd_mips_elf_generic_reloc, /* special_function */ 2937 "R_MICROMIPS_TLS_GD", /* name */ 2938 false, /* partial_inplace */ 2939 0, /* src_mask */ 2940 0x0000ffff, /* dst_mask */ 2941 false), /* pcrel_offset */ 2942 2943 /* TLS local dynamic variable reference. */ 2944 HOWTO (R_MICROMIPS_TLS_LDM, /* type */ 2945 0, /* rightshift */ 2946 4, /* size */ 2947 16, /* bitsize */ 2948 false, /* pc_relative */ 2949 0, /* bitpos */ 2950 complain_overflow_signed, /* complain_on_overflow */ 2951 _bfd_mips_elf_generic_reloc, /* special_function */ 2952 "R_MICROMIPS_TLS_LDM", /* name */ 2953 false, /* partial_inplace */ 2954 0, /* src_mask */ 2955 0x0000ffff, /* dst_mask */ 2956 false), /* pcrel_offset */ 2957 2958 /* TLS local dynamic offset. */ 2959 HOWTO (R_MICROMIPS_TLS_DTPREL_HI16, /* type */ 2960 16, /* rightshift */ 2961 4, /* size */ 2962 16, /* bitsize */ 2963 false, /* pc_relative */ 2964 0, /* bitpos */ 2965 complain_overflow_signed, /* complain_on_overflow */ 2966 _bfd_mips_elf_generic_reloc, /* special_function */ 2967 "R_MICROMIPS_TLS_DTPREL_HI16", /* name */ 2968 false, /* partial_inplace */ 2969 0, /* src_mask */ 2970 0x0000ffff, /* dst_mask */ 2971 false), /* pcrel_offset */ 2972 2973 /* TLS local dynamic offset. */ 2974 HOWTO (R_MICROMIPS_TLS_DTPREL_LO16, /* type */ 2975 0, /* rightshift */ 2976 4, /* size */ 2977 16, /* bitsize */ 2978 false, /* pc_relative */ 2979 0, /* bitpos */ 2980 complain_overflow_dont, /* complain_on_overflow */ 2981 _bfd_mips_elf_generic_reloc, /* special_function */ 2982 "R_MICROMIPS_TLS_DTPREL_LO16", /* name */ 2983 false, /* partial_inplace */ 2984 0, /* src_mask */ 2985 0x0000ffff, /* dst_mask */ 2986 false), /* pcrel_offset */ 2987 2988 /* TLS thread pointer offset. */ 2989 HOWTO (R_MICROMIPS_TLS_GOTTPREL, /* type */ 2990 0, /* rightshift */ 2991 4, /* size */ 2992 16, /* bitsize */ 2993 false, /* pc_relative */ 2994 0, /* bitpos */ 2995 complain_overflow_signed, /* complain_on_overflow */ 2996 _bfd_mips_elf_generic_reloc, /* special_function */ 2997 "R_MICROMIPS_TLS_GOTTPREL", /* name */ 2998 false, /* partial_inplace */ 2999 0, /* src_mask */ 3000 0x0000ffff, /* dst_mask */ 3001 false), /* pcrel_offset */ 3002 3003 EMPTY_HOWTO (167), 3004 EMPTY_HOWTO (168), 3005 3006 /* TLS thread pointer offset. */ 3007 HOWTO (R_MICROMIPS_TLS_TPREL_HI16, /* type */ 3008 16, /* rightshift */ 3009 4, /* size */ 3010 16, /* bitsize */ 3011 false, /* pc_relative */ 3012 0, /* bitpos */ 3013 complain_overflow_signed, /* complain_on_overflow */ 3014 _bfd_mips_elf_generic_reloc, /* special_function */ 3015 "R_MICROMIPS_TLS_TPREL_HI16", /* name */ 3016 false, /* partial_inplace */ 3017 0, /* src_mask */ 3018 0x0000ffff, /* dst_mask */ 3019 false), /* pcrel_offset */ 3020 3021 /* TLS thread pointer offset. */ 3022 HOWTO (R_MICROMIPS_TLS_TPREL_LO16, /* type */ 3023 0, /* rightshift */ 3024 4, /* size */ 3025 16, /* bitsize */ 3026 false, /* pc_relative */ 3027 0, /* bitpos */ 3028 complain_overflow_dont, /* complain_on_overflow */ 3029 _bfd_mips_elf_generic_reloc, /* special_function */ 3030 "R_MICROMIPS_TLS_TPREL_LO16", /* name */ 3031 false, /* partial_inplace */ 3032 0, /* src_mask */ 3033 0x0000ffff, /* dst_mask */ 3034 false), /* pcrel_offset */ 3035 3036 EMPTY_HOWTO (171), 3037 3038 /* GP- and PC-relative relocations. */ 3039 HOWTO (R_MICROMIPS_GPREL7_S2, /* type */ 3040 2, /* rightshift */ 3041 2, /* size */ 3042 7, /* bitsize */ 3043 false, /* pc_relative */ 3044 0, /* bitpos */ 3045 complain_overflow_signed, /* complain_on_overflow */ 3046 _bfd_mips_elf32_gprel16_reloc, /* special_function */ 3047 "R_MICROMIPS_GPREL7_S2", /* name */ 3048 false, /* partial_inplace */ 3049 0, /* src_mask */ 3050 0x0000007f, /* dst_mask */ 3051 false), /* pcrel_offset */ 3052 3053 HOWTO (R_MICROMIPS_PC23_S2, /* type */ 3054 2, /* rightshift */ 3055 4, /* size */ 3056 23, /* bitsize */ 3057 true, /* pc_relative */ 3058 0, /* bitpos */ 3059 complain_overflow_signed, /* complain_on_overflow */ 3060 _bfd_mips_elf_generic_reloc, /* special_function */ 3061 "R_MICROMIPS_PC23_S2", /* name */ 3062 false, /* partial_inplace */ 3063 0, /* src_mask */ 3064 0x007fffff, /* dst_mask */ 3065 true), /* pcrel_offset */ 3066 }; 3067 3068 /* GNU extension to record C++ vtable hierarchy */ 3069 static reloc_howto_type elf_mips_gnu_vtinherit_howto = 3070 HOWTO (R_MIPS_GNU_VTINHERIT, /* type */ 3071 0, /* rightshift */ 3072 4, /* size */ 3073 0, /* bitsize */ 3074 false, /* pc_relative */ 3075 0, /* bitpos */ 3076 complain_overflow_dont, /* complain_on_overflow */ 3077 NULL, /* special_function */ 3078 "R_MIPS_GNU_VTINHERIT", /* name */ 3079 false, /* partial_inplace */ 3080 0, /* src_mask */ 3081 0, /* dst_mask */ 3082 false); /* pcrel_offset */ 3083 3084 /* GNU extension to record C++ vtable member usage */ 3085 static reloc_howto_type elf_mips_gnu_vtentry_howto = 3086 HOWTO (R_MIPS_GNU_VTENTRY, /* type */ 3087 0, /* rightshift */ 3088 4, /* size */ 3089 0, /* bitsize */ 3090 false, /* pc_relative */ 3091 0, /* bitpos */ 3092 complain_overflow_dont, /* complain_on_overflow */ 3093 _bfd_elf_rel_vtable_reloc_fn, /* special_function */ 3094 "R_MIPS_GNU_VTENTRY", /* name */ 3095 false, /* partial_inplace */ 3096 0, /* src_mask */ 3097 0, /* dst_mask */ 3098 false); /* pcrel_offset */ 3099 3100 /* 16 bit offset for pc-relative branches. */ 3102 static reloc_howto_type elf_mips_gnu_rel16_s2 = 3103 HOWTO (R_MIPS_GNU_REL16_S2, /* type */ 3104 2, /* rightshift */ 3105 4, /* size */ 3106 16, /* bitsize */ 3107 true, /* pc_relative */ 3108 0, /* bitpos */ 3109 complain_overflow_signed, /* complain_on_overflow */ 3110 _bfd_mips_elf_generic_reloc, /* special_function */ 3111 "R_MIPS_GNU_REL16_S2", /* name */ 3112 true, /* partial_inplace */ 3113 0x0000ffff, /* src_mask */ 3114 0x0000ffff, /* dst_mask */ 3115 true); /* pcrel_offset */ 3116 3117 /* 16 bit offset for pc-relative branches. */ 3118 static reloc_howto_type elf_mips_gnu_rela16_s2 = 3119 HOWTO (R_MIPS_GNU_REL16_S2, /* type */ 3120 2, /* rightshift */ 3121 4, /* size */ 3122 16, /* bitsize */ 3123 true, /* pc_relative */ 3124 0, /* bitpos */ 3125 complain_overflow_signed, /* complain_on_overflow */ 3126 _bfd_mips_elf_generic_reloc, /* special_function */ 3127 "R_MIPS_GNU_REL16_S2", /* name */ 3128 false, /* partial_inplace */ 3129 0, /* src_mask */ 3130 0x0000ffff, /* dst_mask */ 3131 true); /* pcrel_offset */ 3132 3133 /* 32 bit pc-relative. Used for compact EH tables. */ 3134 static reloc_howto_type elf_mips_gnu_pcrel32 = 3135 HOWTO (R_MIPS_PC32, /* type */ 3136 0, /* rightshift */ 3137 4, /* size */ 3138 32, /* bitsize */ 3139 true, /* pc_relative */ 3140 0, /* bitpos */ 3141 complain_overflow_signed, /* complain_on_overflow */ 3142 _bfd_mips_elf_generic_reloc, /* special_function */ 3143 "R_MIPS_PC32", /* name */ 3144 true, /* partial_inplace */ 3145 0xffffffff, /* src_mask */ 3146 0xffffffff, /* dst_mask */ 3147 true); /* pcrel_offset */ 3148 3149 3150 /* Originally a VxWorks extension, but now used for other systems too. */ 3152 static reloc_howto_type elf_mips_copy_howto = 3153 HOWTO (R_MIPS_COPY, /* type */ 3154 0, /* rightshift */ 3155 0, /* this one is variable size */ 3156 0, /* bitsize */ 3157 false, /* pc_relative */ 3158 0, /* bitpos */ 3159 complain_overflow_bitfield, /* complain_on_overflow */ 3160 _bfd_mips_elf_generic_reloc, /* special_function */ 3161 "R_MIPS_COPY", /* name */ 3162 false, /* partial_inplace */ 3163 0x0, /* src_mask */ 3164 0x0, /* dst_mask */ 3165 false); /* pcrel_offset */ 3166 3167 /* Originally a VxWorks extension, but now used for other systems too. */ 3168 static reloc_howto_type elf_mips_jump_slot_howto = 3169 HOWTO (R_MIPS_JUMP_SLOT, /* type */ 3170 0, /* rightshift */ 3171 4, /* size */ 3172 32, /* bitsize */ 3173 false, /* pc_relative */ 3174 0, /* bitpos */ 3175 complain_overflow_bitfield, /* complain_on_overflow */ 3176 _bfd_mips_elf_generic_reloc, /* special_function */ 3177 "R_MIPS_JUMP_SLOT", /* name */ 3178 false, /* partial_inplace */ 3179 0x0, /* src_mask */ 3180 0x0, /* dst_mask */ 3181 false); /* pcrel_offset */ 3182 3183 /* Used in EH tables. */ 3184 static reloc_howto_type elf_mips_eh_howto = 3185 HOWTO (R_MIPS_EH, /* type */ 3186 0, /* rightshift */ 3187 4, /* size */ 3188 32, /* bitsize */ 3189 false, /* pc_relative */ 3190 0, /* bitpos */ 3191 complain_overflow_signed, /* complain_on_overflow */ 3192 _bfd_mips_elf_generic_reloc, /* special_function */ 3193 "R_MIPS_EH", /* name */ 3194 true, /* partial_inplace */ 3195 0xffffffff, /* src_mask */ 3196 0xffffffff, /* dst_mask */ 3197 false); /* pcrel_offset */ 3198 3199 3200 /* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a 3202 dangerous relocation. */ 3203 3204 static bool 3205 mips_elf_assign_gp (bfd *output_bfd, bfd_vma *pgp) 3206 { 3207 unsigned int count; 3208 asymbol **sym; 3209 unsigned int i; 3210 3211 /* If we've already figured out what GP will be, just return it. */ 3212 *pgp = _bfd_get_gp_value (output_bfd); 3213 if (*pgp) 3214 return true; 3215 3216 count = bfd_get_symcount (output_bfd); 3217 sym = bfd_get_outsymbols (output_bfd); 3218 3219 /* The linker script will have created a symbol named `_gp' with the 3220 appropriate value. */ 3221 if (sym == NULL) 3222 i = count; 3223 else 3224 { 3225 for (i = 0; i < count; i++, sym++) 3226 { 3227 register const char *name; 3228 3229 name = bfd_asymbol_name (*sym); 3230 if (*name == '_' && strcmp (name, "_gp") == 0) 3231 { 3232 *pgp = bfd_asymbol_value (*sym); 3233 _bfd_set_gp_value (output_bfd, *pgp); 3234 break; 3235 } 3236 } 3237 } 3238 3239 if (i >= count) 3240 { 3241 /* Only get the error once. */ 3242 *pgp = 4; 3243 _bfd_set_gp_value (output_bfd, *pgp); 3244 return false; 3245 } 3246 3247 return true; 3248 } 3249 3250 /* We have to figure out the gp value, so that we can adjust the 3251 symbol value correctly. We look up the symbol _gp in the output 3252 BFD. If we can't find it, we're stuck. We cache it in the ELF 3253 target data. We don't need to adjust the symbol value for an 3254 external symbol if we are producing relocatable output. */ 3255 3256 static bfd_reloc_status_type 3257 mips_elf_final_gp (bfd *output_bfd, asymbol *symbol, bool relocatable, 3258 char **error_message, bfd_vma *pgp) 3259 { 3260 if (output_bfd == NULL) 3261 { 3262 *pgp = 0; 3263 return bfd_reloc_undefined; 3264 } 3265 3266 *pgp = _bfd_get_gp_value (output_bfd); 3267 if (*pgp == 0 3268 && (! relocatable 3269 || (symbol->flags & BSF_SECTION_SYM) != 0)) 3270 { 3271 if (relocatable) 3272 { 3273 /* Make up a value. */ 3274 *pgp = symbol->section->output_section->vma /*+ 0x4000*/; 3275 _bfd_set_gp_value (output_bfd, *pgp); 3276 } 3277 else if (!mips_elf_assign_gp (output_bfd, pgp)) 3278 { 3279 *error_message = 3280 (char *) _("GP relative relocation when _gp not defined"); 3281 return bfd_reloc_dangerous; 3282 } 3283 } 3284 3285 return bfd_reloc_ok; 3286 } 3287 3288 /* Do a R_MIPS_GPREL16 relocation. This is a 16 bit value which must 3289 become the offset from the gp register. */ 3290 3291 static bfd_reloc_status_type 3292 mips_elf_gprel16_reloc (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry, 3293 asymbol *symbol, void *data ATTRIBUTE_UNUSED, 3294 asection *input_section, bfd *output_bfd, 3295 char **error_message ATTRIBUTE_UNUSED) 3296 { 3297 bool relocatable; 3298 bfd_reloc_status_type ret; 3299 bfd_vma gp; 3300 3301 if (output_bfd != NULL) 3302 relocatable = true; 3303 else 3304 { 3305 relocatable = false; 3306 if (symbol->section->output_section != NULL) 3307 output_bfd = symbol->section->output_section->owner; 3308 } 3309 3310 ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message, 3311 &gp); 3312 if (ret != bfd_reloc_ok) 3313 return ret; 3314 3315 return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3316 input_section, relocatable, 3317 data, gp); 3318 } 3319 3320 /* Do a R_MIPS_LITERAL relocation. */ 3321 3322 static bfd_reloc_status_type 3323 mips_elf_literal_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3324 void *data, asection *input_section, bfd *output_bfd, 3325 char **error_message) 3326 { 3327 bool relocatable; 3328 bfd_reloc_status_type ret; 3329 bfd_vma gp; 3330 3331 /* R_MIPS_LITERAL relocations are defined for local symbols only. */ 3332 if (output_bfd != NULL 3333 && (symbol->flags & BSF_SECTION_SYM) == 0 3334 && (symbol->flags & BSF_LOCAL) != 0) 3335 { 3336 *error_message = (char *) 3337 _("literal relocation occurs for an external symbol"); 3338 return bfd_reloc_outofrange; 3339 } 3340 3341 /* FIXME: The entries in the .lit8 and .lit4 sections should be merged. */ 3342 if (output_bfd != NULL) 3343 relocatable = true; 3344 else 3345 { 3346 relocatable = false; 3347 if (symbol->section->output_section != NULL) 3348 output_bfd = symbol->section->output_section->owner; 3349 } 3350 3351 ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message, 3352 &gp); 3353 if (ret != bfd_reloc_ok) 3354 return ret; 3355 3356 return _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3357 input_section, relocatable, 3358 data, gp); 3359 } 3360 3361 /* Do a R_MIPS_GPREL32 relocation. This is a 32 bit value which must 3362 become the offset from the gp register. */ 3363 3364 static bfd_reloc_status_type 3365 mips_elf_gprel32_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3366 void *data, asection *input_section, bfd *output_bfd, 3367 char **error_message) 3368 { 3369 bool relocatable; 3370 bfd_reloc_status_type ret; 3371 bfd_vma gp; 3372 3373 /* R_MIPS_GPREL32 relocations are defined for local symbols only. */ 3374 if (output_bfd != NULL 3375 && (symbol->flags & BSF_SECTION_SYM) == 0 3376 && (symbol->flags & BSF_LOCAL) != 0) 3377 { 3378 *error_message = (char *) 3379 _("32bits gp relative relocation occurs for an external symbol"); 3380 return bfd_reloc_outofrange; 3381 } 3382 3383 if (output_bfd != NULL) 3384 { 3385 relocatable = true; 3386 gp = _bfd_get_gp_value (output_bfd); 3387 } 3388 else 3389 { 3390 relocatable = false; 3391 if (symbol->section->output_section != NULL) 3392 output_bfd = symbol->section->output_section->owner; 3393 3394 ret = mips_elf_final_gp (output_bfd, symbol, relocatable, 3395 error_message, &gp); 3396 if (ret != bfd_reloc_ok) 3397 return ret; 3398 } 3399 3400 return gprel32_with_gp (abfd, symbol, reloc_entry, input_section, 3401 relocatable, data, gp); 3402 } 3403 3404 static bfd_reloc_status_type 3405 gprel32_with_gp (bfd *abfd, asymbol *symbol, arelent *reloc_entry, 3406 asection *input_section, bool relocatable, 3407 void *data, bfd_vma gp) 3408 { 3409 bfd_vma relocation; 3410 unsigned long val; 3411 3412 if (bfd_is_com_section (symbol->section)) 3413 relocation = 0; 3414 else 3415 relocation = symbol->value; 3416 3417 if (symbol->section->output_section != NULL) 3418 { 3419 relocation += symbol->section->output_section->vma; 3420 relocation += symbol->section->output_offset; 3421 } 3422 3423 if (!bfd_reloc_offset_in_range (reloc_entry->howto, abfd, input_section, 3424 reloc_entry->address)) 3425 return bfd_reloc_outofrange; 3426 3427 if (reloc_entry->howto->src_mask == 0) 3428 val = 0; 3429 else 3430 val = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address); 3431 3432 /* Set val to the offset into the section or symbol. */ 3433 val += reloc_entry->addend; 3434 3435 /* Adjust val for the final section location and GP value. If we 3436 are producing relocatable output, we don't want to do this for 3437 an external symbol. */ 3438 if (! relocatable 3439 || (symbol->flags & BSF_SECTION_SYM) != 0) 3440 val += relocation - gp; 3441 3442 bfd_put_32 (abfd, val, (bfd_byte *) data + reloc_entry->address); 3443 3444 if (relocatable) 3445 reloc_entry->address += input_section->output_offset; 3446 3447 return bfd_reloc_ok; 3448 } 3449 3450 /* Do a R_MIPS_SHIFT6 relocation. The MSB of the shift is stored at bit 2, 3451 the rest is at bits 6-10. The bitpos already got right by the howto. */ 3452 3453 static bfd_reloc_status_type 3454 mips_elf_shift6_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3455 void *data, asection *input_section, bfd *output_bfd, 3456 char **error_message) 3457 { 3458 if (reloc_entry->howto->partial_inplace) 3459 { 3460 reloc_entry->addend = ((reloc_entry->addend & 0x00007c0) 3461 | (reloc_entry->addend & 0x00000800) >> 9); 3462 } 3463 3464 return _bfd_mips_elf_generic_reloc (abfd, reloc_entry, symbol, data, 3465 input_section, output_bfd, 3466 error_message); 3467 } 3468 3469 /* Handle a mips16 GP relative reloc. */ 3471 3472 static bfd_reloc_status_type 3473 mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, 3474 void *data, asection *input_section, bfd *output_bfd, 3475 char **error_message) 3476 { 3477 bool relocatable; 3478 bfd_reloc_status_type ret; 3479 bfd_byte *location; 3480 bfd_vma gp; 3481 3482 /* If we're relocating, and this is an external symbol, we don't want 3483 to change anything. */ 3484 if (output_bfd != NULL 3485 && (symbol->flags & BSF_SECTION_SYM) == 0 3486 && (symbol->flags & BSF_LOCAL) != 0) 3487 { 3488 reloc_entry->address += input_section->output_offset; 3489 return bfd_reloc_ok; 3490 } 3491 3492 if (output_bfd != NULL) 3493 relocatable = true; 3494 else 3495 { 3496 relocatable = false; 3497 if (symbol->section->output_section != NULL) 3498 output_bfd = symbol->section->output_section->owner; 3499 } 3500 3501 ret = mips_elf_final_gp (output_bfd, symbol, relocatable, error_message, 3502 &gp); 3503 if (ret != bfd_reloc_ok) 3504 return ret; 3505 3506 if (!_bfd_mips_reloc_offset_in_range (abfd, input_section, reloc_entry, 3507 check_shuffle)) 3508 return bfd_reloc_outofrange; 3509 3510 location = (bfd_byte *) data + reloc_entry->address; 3511 _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, false, 3512 location); 3513 ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry, 3514 input_section, relocatable, 3515 data, gp); 3516 _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable, 3517 location); 3518 3519 return ret; 3520 } 3521 3522 /* A mapping from BFD reloc types to MIPS ELF reloc types. */ 3524 3525 struct elf_reloc_map { 3526 bfd_reloc_code_real_type bfd_val; 3527 enum elf_mips_reloc_type elf_val; 3528 }; 3529 3530 static const struct elf_reloc_map mips_reloc_map[] = 3531 { 3532 { BFD_RELOC_NONE, R_MIPS_NONE }, 3533 { BFD_RELOC_MIPS_16, R_MIPS_16 }, 3534 { BFD_RELOC_16, R_MIPS_REL16 }, 3535 { BFD_RELOC_32, R_MIPS_32 }, 3536 /* There is no BFD reloc for R_MIPS_REL32. */ 3537 { BFD_RELOC_CTOR, R_MIPS_32 }, 3538 { BFD_RELOC_64, R_MIPS_64 }, 3539 { BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 }, 3540 { BFD_RELOC_HI16_S, R_MIPS_HI16 }, 3541 { BFD_RELOC_LO16, R_MIPS_LO16 }, 3542 { BFD_RELOC_GPREL16, R_MIPS_GPREL16 }, 3543 { BFD_RELOC_GPREL32, R_MIPS_GPREL32 }, 3544 { BFD_RELOC_MIPS_JMP, R_MIPS_26 }, 3545 { BFD_RELOC_MIPS_LITERAL, R_MIPS_LITERAL }, 3546 { BFD_RELOC_MIPS_GOT16, R_MIPS_GOT16 }, 3547 { BFD_RELOC_MIPS_CALL16, R_MIPS_CALL16 }, 3548 { BFD_RELOC_MIPS_SHIFT5, R_MIPS_SHIFT5 }, 3549 { BFD_RELOC_MIPS_SHIFT6, R_MIPS_SHIFT6 }, 3550 { BFD_RELOC_MIPS_GOT_DISP, R_MIPS_GOT_DISP }, 3551 { BFD_RELOC_MIPS_GOT_PAGE, R_MIPS_GOT_PAGE }, 3552 { BFD_RELOC_MIPS_GOT_OFST, R_MIPS_GOT_OFST }, 3553 { BFD_RELOC_MIPS_GOT_HI16, R_MIPS_GOT_HI16 }, 3554 { BFD_RELOC_MIPS_GOT_LO16, R_MIPS_GOT_LO16 }, 3555 { BFD_RELOC_MIPS_SUB, R_MIPS_SUB }, 3556 { BFD_RELOC_MIPS_INSERT_A, R_MIPS_INSERT_A }, 3557 { BFD_RELOC_MIPS_INSERT_B, R_MIPS_INSERT_B }, 3558 { BFD_RELOC_MIPS_DELETE, R_MIPS_DELETE }, 3559 { BFD_RELOC_MIPS_HIGHEST, R_MIPS_HIGHEST }, 3560 { BFD_RELOC_MIPS_HIGHER, R_MIPS_HIGHER }, 3561 { BFD_RELOC_MIPS_CALL_HI16, R_MIPS_CALL_HI16 }, 3562 { BFD_RELOC_MIPS_CALL_LO16, R_MIPS_CALL_LO16 }, 3563 { BFD_RELOC_MIPS_SCN_DISP, R_MIPS_SCN_DISP }, 3564 /* Use of R_MIPS_ADD_IMMEDIATE and R_MIPS_PJUMP is deprecated. */ 3565 { BFD_RELOC_MIPS_RELGOT, R_MIPS_RELGOT }, 3566 { BFD_RELOC_MIPS_JALR, R_MIPS_JALR }, 3567 { BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 }, 3568 { BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 }, 3569 { BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 }, 3570 { BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 }, 3571 { BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD }, 3572 { BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM }, 3573 { BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 }, 3574 { BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 }, 3575 { BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL }, 3576 { BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 }, 3577 { BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 }, 3578 { BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 }, 3579 { BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 }, 3580 { BFD_RELOC_MIPS_21_PCREL_S2, R_MIPS_PC21_S2 }, 3581 { BFD_RELOC_MIPS_26_PCREL_S2, R_MIPS_PC26_S2 }, 3582 { BFD_RELOC_MIPS_18_PCREL_S3, R_MIPS_PC18_S3 }, 3583 { BFD_RELOC_MIPS_19_PCREL_S2, R_MIPS_PC19_S2 }, 3584 { BFD_RELOC_HI16_S_PCREL, R_MIPS_PCHI16 }, 3585 { BFD_RELOC_LO16_PCREL, R_MIPS_PCLO16 } 3586 }; 3587 3588 static const struct elf_reloc_map mips16_reloc_map[] = 3589 { 3590 { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min }, 3591 { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min }, 3592 { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min }, 3593 { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min }, 3594 { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min }, 3595 { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min }, 3596 { BFD_RELOC_MIPS16_TLS_GD, R_MIPS16_TLS_GD - R_MIPS16_min }, 3597 { BFD_RELOC_MIPS16_TLS_LDM, R_MIPS16_TLS_LDM - R_MIPS16_min }, 3598 { BFD_RELOC_MIPS16_TLS_DTPREL_HI16, 3599 R_MIPS16_TLS_DTPREL_HI16 - R_MIPS16_min }, 3600 { BFD_RELOC_MIPS16_TLS_DTPREL_LO16, 3601 R_MIPS16_TLS_DTPREL_LO16 - R_MIPS16_min }, 3602 { BFD_RELOC_MIPS16_TLS_GOTTPREL, R_MIPS16_TLS_GOTTPREL - R_MIPS16_min }, 3603 { BFD_RELOC_MIPS16_TLS_TPREL_HI16, R_MIPS16_TLS_TPREL_HI16 - R_MIPS16_min }, 3604 { BFD_RELOC_MIPS16_TLS_TPREL_LO16, R_MIPS16_TLS_TPREL_LO16 - R_MIPS16_min }, 3605 { BFD_RELOC_MIPS16_16_PCREL_S1, R_MIPS16_PC16_S1 - R_MIPS16_min } 3606 }; 3607 3608 static const struct elf_reloc_map micromips_reloc_map[] = 3609 { 3610 { BFD_RELOC_MICROMIPS_JMP, R_MICROMIPS_26_S1 - R_MICROMIPS_min }, 3611 { BFD_RELOC_MICROMIPS_HI16_S, R_MICROMIPS_HI16 - R_MICROMIPS_min }, 3612 { BFD_RELOC_MICROMIPS_LO16, R_MICROMIPS_LO16 - R_MICROMIPS_min }, 3613 { BFD_RELOC_MICROMIPS_GPREL16, R_MICROMIPS_GPREL16 - R_MICROMIPS_min }, 3614 { BFD_RELOC_MICROMIPS_LITERAL, R_MICROMIPS_LITERAL - R_MICROMIPS_min }, 3615 { BFD_RELOC_MICROMIPS_GOT16, R_MICROMIPS_GOT16 - R_MICROMIPS_min }, 3616 { BFD_RELOC_MICROMIPS_7_PCREL_S1, R_MICROMIPS_PC7_S1 - R_MICROMIPS_min }, 3617 { BFD_RELOC_MICROMIPS_10_PCREL_S1, R_MICROMIPS_PC10_S1 - R_MICROMIPS_min }, 3618 { BFD_RELOC_MICROMIPS_16_PCREL_S1, R_MICROMIPS_PC16_S1 - R_MICROMIPS_min }, 3619 { BFD_RELOC_MICROMIPS_CALL16, R_MICROMIPS_CALL16 - R_MICROMIPS_min }, 3620 { BFD_RELOC_MICROMIPS_GOT_DISP, R_MICROMIPS_GOT_DISP - R_MICROMIPS_min }, 3621 { BFD_RELOC_MICROMIPS_GOT_PAGE, R_MICROMIPS_GOT_PAGE - R_MICROMIPS_min }, 3622 { BFD_RELOC_MICROMIPS_GOT_OFST, R_MICROMIPS_GOT_OFST - R_MICROMIPS_min }, 3623 { BFD_RELOC_MICROMIPS_GOT_HI16, R_MICROMIPS_GOT_HI16 - R_MICROMIPS_min }, 3624 { BFD_RELOC_MICROMIPS_GOT_LO16, R_MICROMIPS_GOT_LO16 - R_MICROMIPS_min }, 3625 { BFD_RELOC_MICROMIPS_SUB, R_MICROMIPS_SUB - R_MICROMIPS_min }, 3626 { BFD_RELOC_MICROMIPS_HIGHER, R_MICROMIPS_HIGHER - R_MICROMIPS_min }, 3627 { BFD_RELOC_MICROMIPS_HIGHEST, R_MICROMIPS_HIGHEST - R_MICROMIPS_min }, 3628 { BFD_RELOC_MICROMIPS_CALL_HI16, R_MICROMIPS_CALL_HI16 - R_MICROMIPS_min }, 3629 { BFD_RELOC_MICROMIPS_CALL_LO16, R_MICROMIPS_CALL_LO16 - R_MICROMIPS_min }, 3630 { BFD_RELOC_MICROMIPS_SCN_DISP, R_MICROMIPS_SCN_DISP - R_MICROMIPS_min }, 3631 { BFD_RELOC_MICROMIPS_JALR, R_MICROMIPS_JALR - R_MICROMIPS_min }, 3632 /* There is no BFD reloc for R_MICROMIPS_HI0_LO16. */ 3633 { BFD_RELOC_MICROMIPS_TLS_GD, R_MICROMIPS_TLS_GD - R_MICROMIPS_min }, 3634 { BFD_RELOC_MICROMIPS_TLS_LDM, R_MICROMIPS_TLS_LDM - R_MICROMIPS_min }, 3635 { BFD_RELOC_MICROMIPS_TLS_DTPREL_HI16, 3636 R_MICROMIPS_TLS_DTPREL_HI16 - R_MICROMIPS_min }, 3637 { BFD_RELOC_MICROMIPS_TLS_DTPREL_LO16, 3638 R_MICROMIPS_TLS_DTPREL_LO16 - R_MICROMIPS_min }, 3639 { BFD_RELOC_MICROMIPS_TLS_GOTTPREL, 3640 R_MICROMIPS_TLS_GOTTPREL - R_MICROMIPS_min }, 3641 { BFD_RELOC_MICROMIPS_TLS_TPREL_HI16, 3642 R_MICROMIPS_TLS_TPREL_HI16 - R_MICROMIPS_min }, 3643 { BFD_RELOC_MICROMIPS_TLS_TPREL_LO16, 3644 R_MICROMIPS_TLS_TPREL_LO16 - R_MICROMIPS_min }, 3645 /* There is no BFD reloc for R_MICROMIPS_GPREL7_S2. */ 3646 /* There is no BFD reloc for R_MICROMIPS_PC23_S2. */ 3647 }; 3648 3649 /* Given a BFD reloc type, return a howto structure. */ 3650 3651 static reloc_howto_type * 3652 bfd_elf32_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, 3653 bfd_reloc_code_real_type code) 3654 { 3655 unsigned int i; 3656 /* FIXME: We default to RELA here instead of choosing the right 3657 relocation variant. */ 3658 reloc_howto_type *howto_table = elf_mips_howto_table_rela; 3659 reloc_howto_type *howto16_table = elf_mips16_howto_table_rela; 3660 reloc_howto_type *howto_micromips_table = elf_micromips_howto_table_rela; 3661 3662 for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map); 3663 i++) 3664 { 3665 if (mips_reloc_map[i].bfd_val == code) 3666 return &howto_table[(int) mips_reloc_map[i].elf_val]; 3667 } 3668 3669 for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map); 3670 i++) 3671 { 3672 if (mips16_reloc_map[i].bfd_val == code) 3673 return &howto16_table[(int) mips16_reloc_map[i].elf_val]; 3674 } 3675 3676 for (i = 0; i < sizeof (micromips_reloc_map) / sizeof (struct elf_reloc_map); 3677 i++) 3678 { 3679 if (micromips_reloc_map[i].bfd_val == code) 3680 return &howto_micromips_table[(int) micromips_reloc_map[i].elf_val]; 3681 } 3682 3683 switch (code) 3684 { 3685 case BFD_RELOC_VTABLE_INHERIT: 3686 return &elf_mips_gnu_vtinherit_howto; 3687 case BFD_RELOC_VTABLE_ENTRY: 3688 return &elf_mips_gnu_vtentry_howto; 3689 case BFD_RELOC_32_PCREL: 3690 return &elf_mips_gnu_pcrel32; 3691 case BFD_RELOC_MIPS_EH: 3692 return &elf_mips_eh_howto; 3693 case BFD_RELOC_MIPS_COPY: 3694 return &elf_mips_copy_howto; 3695 case BFD_RELOC_MIPS_JUMP_SLOT: 3696 return &elf_mips_jump_slot_howto; 3697 default: 3698 bfd_set_error (bfd_error_bad_value); 3699 return NULL; 3700 } 3701 } 3702 3703 static reloc_howto_type * 3704 bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, 3705 const char *r_name) 3706 { 3707 unsigned int i; 3708 3709 for (i = 0; 3710 i < (sizeof (elf_mips_howto_table_rela) 3711 / sizeof (elf_mips_howto_table_rela[0])); 3712 i++) 3713 if (elf_mips_howto_table_rela[i].name != NULL 3714 && strcasecmp (elf_mips_howto_table_rela[i].name, r_name) == 0) 3715 return &elf_mips_howto_table_rela[i]; 3716 3717 for (i = 0; 3718 i < (sizeof (elf_mips16_howto_table_rela) 3719 / sizeof (elf_mips16_howto_table_rela[0])); 3720 i++) 3721 if (elf_mips16_howto_table_rela[i].name != NULL 3722 && strcasecmp (elf_mips16_howto_table_rela[i].name, r_name) == 0) 3723 return &elf_mips16_howto_table_rela[i]; 3724 3725 for (i = 0; 3726 i < (sizeof (elf_micromips_howto_table_rela) 3727 / sizeof (elf_micromips_howto_table_rela[0])); 3728 i++) 3729 if (elf_micromips_howto_table_rela[i].name != NULL 3730 && strcasecmp (elf_micromips_howto_table_rela[i].name, r_name) == 0) 3731 return &elf_micromips_howto_table_rela[i]; 3732 3733 if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0) 3734 return &elf_mips_gnu_vtinherit_howto; 3735 if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0) 3736 return &elf_mips_gnu_vtentry_howto; 3737 if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0) 3738 return &elf_mips_gnu_rel16_s2; 3739 if (strcasecmp (elf_mips_gnu_rela16_s2.name, r_name) == 0) 3740 return &elf_mips_gnu_rela16_s2; 3741 if (strcasecmp (elf_mips_gnu_pcrel32.name, r_name) == 0) 3742 return &elf_mips_gnu_pcrel32; 3743 if (strcasecmp (elf_mips_eh_howto.name, r_name) == 0) 3744 return &elf_mips_eh_howto; 3745 if (strcasecmp (elf_mips_copy_howto.name, r_name) == 0) 3746 return &elf_mips_copy_howto; 3747 if (strcasecmp (elf_mips_jump_slot_howto.name, r_name) == 0) 3748 return &elf_mips_jump_slot_howto; 3749 3750 return NULL; 3751 } 3752 3753 /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */ 3754 3755 static reloc_howto_type * 3756 mips_elf_n32_rtype_to_howto (bfd *abfd, unsigned int r_type, bool rela_p) 3757 { 3758 reloc_howto_type *howto = NULL; 3759 3760 switch (r_type) 3761 { 3762 case R_MIPS_GNU_VTINHERIT: 3763 return &elf_mips_gnu_vtinherit_howto; 3764 case R_MIPS_GNU_VTENTRY: 3765 return &elf_mips_gnu_vtentry_howto; 3766 case R_MIPS_GNU_REL16_S2: 3767 if (rela_p) 3768 return &elf_mips_gnu_rela16_s2; 3769 else 3770 return &elf_mips_gnu_rel16_s2; 3771 case R_MIPS_PC32: 3772 return &elf_mips_gnu_pcrel32; 3773 case R_MIPS_EH: 3774 return &elf_mips_eh_howto; 3775 case R_MIPS_COPY: 3776 return &elf_mips_copy_howto; 3777 case R_MIPS_JUMP_SLOT: 3778 return &elf_mips_jump_slot_howto; 3779 default: 3780 if (r_type >= R_MICROMIPS_min && r_type < R_MICROMIPS_max) 3781 { 3782 if (rela_p) 3783 howto = &elf_micromips_howto_table_rela[r_type - R_MICROMIPS_min]; 3784 else 3785 howto = &elf_micromips_howto_table_rel[r_type - R_MICROMIPS_min]; 3786 } 3787 if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max) 3788 { 3789 if (rela_p) 3790 howto = &elf_mips16_howto_table_rela[r_type - R_MIPS16_min]; 3791 else 3792 howto = &elf_mips16_howto_table_rel[r_type - R_MIPS16_min]; 3793 } 3794 if (r_type < R_MIPS_max) 3795 { 3796 if (rela_p) 3797 howto = &elf_mips_howto_table_rela[r_type]; 3798 else 3799 howto = &elf_mips_howto_table_rel[r_type]; 3800 } 3801 if (howto != NULL && howto->name != NULL) 3802 return howto; 3803 3804 _bfd_error_handler (_("%pB: unsupported relocation type %#x"), 3805 abfd, r_type); 3806 bfd_set_error (bfd_error_bad_value); 3807 return NULL; 3808 } 3809 } 3810 3811 /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */ 3812 3813 static bool 3814 mips_info_to_howto_rel (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst) 3815 { 3816 unsigned int r_type; 3817 3818 r_type = ELF32_R_TYPE (dst->r_info); 3819 cache_ptr->howto = mips_elf_n32_rtype_to_howto (abfd, r_type, false); 3820 3821 if (cache_ptr->howto == NULL) 3822 return false; 3823 3824 /* The addend for a GPREL16 or LITERAL relocation comes from the GP 3825 value for the object file. We get the addend now, rather than 3826 when we do the relocation, because the symbol manipulations done 3827 by the linker may cause us to lose track of the input BFD. */ 3828 if (((*cache_ptr->sym_ptr_ptr)->flags & BSF_SECTION_SYM) != 0 3829 && (gprel16_reloc_p (r_type) || r_type == (unsigned int) R_MIPS_LITERAL)) 3830 cache_ptr->addend = elf_gp (abfd); 3831 3832 return true; 3833 } 3834 3835 /* Given a MIPS Elf_Internal_Rela, fill in an arelent structure. */ 3836 3837 static bool 3838 mips_info_to_howto_rela (bfd *abfd, 3839 arelent *cache_ptr, Elf_Internal_Rela *dst) 3840 { 3841 unsigned int r_type; 3842 3843 r_type = ELF32_R_TYPE (dst->r_info); 3844 cache_ptr->howto = mips_elf_n32_rtype_to_howto (abfd, r_type, true); 3845 cache_ptr->addend = dst->r_addend; 3846 return cache_ptr->howto != NULL; 3847 } 3848 3849 /* Determine whether a symbol is global for the purposes of splitting 3851 the symbol table into global symbols and local symbols. At least 3852 on Irix 5, this split must be between section symbols and all other 3853 symbols. On most ELF targets the split is between static symbols 3854 and externally visible symbols. */ 3855 3856 static bool 3857 mips_elf_sym_is_global (bfd *abfd ATTRIBUTE_UNUSED, asymbol *sym) 3858 { 3859 if (SGI_COMPAT (abfd)) 3860 return (sym->flags & BSF_SECTION_SYM) == 0; 3861 else 3862 return ((sym->flags & (BSF_GLOBAL | BSF_WEAK | BSF_GNU_UNIQUE)) != 0 3863 || bfd_is_und_section (bfd_asymbol_section (sym)) 3864 || bfd_is_com_section (bfd_asymbol_section (sym))); 3865 } 3866 3867 /* Likewise, return TRUE if the symbol table split overall must be 3868 between section symbols and all other symbols. */ 3869 static bool 3870 mips_elf_n32_elfsym_local_is_section (bfd *abfd) 3871 { 3872 return SGI_COMPAT (abfd); 3873 } 3874 3875 /* Set the right machine number for a MIPS ELF file. */ 3877 3878 static bool 3879 mips_elf_n32_object_p (bfd *abfd) 3880 { 3881 unsigned long mach; 3882 3883 if (!ABI_N32_P (abfd)) 3884 return false; 3885 3886 /* Irix 5 and 6 are broken. Object file symbol tables are not always 3887 sorted correctly such that local symbols precede global symbols, 3888 and the sh_info field in the symbol table is not always right. */ 3889 if (SGI_COMPAT (abfd)) 3890 elf_bad_symtab (abfd) = true; 3891 3892 mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags); 3893 bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach); 3894 return true; 3895 } 3896 3897 /* Support for core dump NOTE sections. */ 3899 static bool 3900 elf32_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) 3901 { 3902 int offset; 3903 unsigned int size; 3904 3905 switch (note->descsz) 3906 { 3907 default: 3908 return false; 3909 3910 case 440: /* Linux/MIPS N32 */ 3911 /* pr_cursig */ 3912 elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12); 3913 3914 /* pr_pid */ 3915 elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 24); 3916 3917 /* pr_reg */ 3918 offset = 72; 3919 size = 360; 3920 3921 break; 3922 } 3923 3924 /* Make a ".reg/999" section. */ 3925 return _bfd_elfcore_make_pseudosection (abfd, ".reg", size, 3926 note->descpos + offset); 3927 } 3928 3929 static bool 3930 elf32_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) 3931 { 3932 switch (note->descsz) 3933 { 3934 default: 3935 return false; 3936 3937 case 128: /* Linux/MIPS elf_prpsinfo */ 3938 elf_tdata (abfd)->core->pid 3939 = bfd_get_32 (abfd, note->descdata + 16); 3940 elf_tdata (abfd)->core->program 3941 = _bfd_elfcore_strndup (abfd, note->descdata + 32, 16); 3942 elf_tdata (abfd)->core->command 3943 = _bfd_elfcore_strndup (abfd, note->descdata + 48, 80); 3944 } 3945 3946 /* Note that for some reason, a spurious space is tacked 3947 onto the end of the args in some (at least one anyway) 3948 implementations, so strip it off if it exists. */ 3949 3950 { 3951 char *command = elf_tdata (abfd)->core->command; 3952 int n = strlen (command); 3953 3954 if (0 < n && command[n - 1] == ' ') 3955 command[n - 1] = '\0'; 3956 } 3957 3958 return true; 3959 } 3960 3961 static bool 3962 elf_n32_mips_grok_freebsd_prstatus (bfd *abfd, Elf_Internal_Note *note) 3963 { 3964 size_t offset; 3965 size_t size; 3966 size_t min_size; 3967 3968 /* Compute offset of pr_getregsz, skipping over pr_statussz. 3969 Also compute minimum size of this note. */ 3970 offset = 4 + 4; 3971 min_size = offset + 4 * 2 + 4 + 4 + 4; 3972 3973 if (note->descsz < min_size) 3974 return false; 3975 3976 /* Check for version 1 in pr_version. */ 3977 if (bfd_h_get_32 (abfd, (bfd_byte *) note->descdata) != 1) 3978 return false; 3979 3980 /* Extract size of pr_reg from pr_gregsetsz. */ 3981 /* Skip over pr_gregsetsz and pr_fpregsetsz. */ 3982 size = bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + offset); 3983 offset += 4 * 2; 3984 3985 /* Skip over pr_osreldate. */ 3986 offset += 4; 3987 3988 /* Read signal from pr_cursig. */ 3989 if (elf_tdata (abfd)->core->signal == 0) 3990 elf_tdata (abfd)->core->signal 3991 = bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + offset); 3992 offset += 4; 3993 3994 /* Read TID from pr_pid. */ 3995 elf_tdata (abfd)->core->lwpid 3996 = bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + offset); 3997 offset += 4; 3998 3999 /* Padding before pr_reg. */ 4000 offset += 4; 4001 4002 /* Make sure that there is enough data remaining in the note. */ 4003 if (note->descsz - offset < size) 4004 return false; 4005 4006 /* Make a ".reg/999" section and a ".reg" section. */ 4007 return _bfd_elfcore_make_pseudosection (abfd, ".reg", 4008 size, note->descpos + offset); 4009 } 4010 4011 /* Write Linux core PRSTATUS note into core file. */ 4012 4013 static char * 4014 elf32_mips_write_core_note (bfd *abfd, char *buf, int *bufsiz, int note_type, 4015 ...) 4016 { 4017 switch (note_type) 4018 { 4019 default: 4020 return NULL; 4021 4022 case NT_PRPSINFO: 4023 BFD_FAIL (); 4024 return NULL; 4025 4026 case NT_PRSTATUS: 4027 { 4028 char data[440]; 4029 va_list ap; 4030 long pid; 4031 int cursig; 4032 const void *greg; 4033 4034 va_start (ap, note_type); 4035 memset (data, 0, 72); 4036 pid = va_arg (ap, long); 4037 bfd_put_32 (abfd, pid, data + 24); 4038 cursig = va_arg (ap, int); 4039 bfd_put_16 (abfd, cursig, data + 12); 4040 greg = va_arg (ap, const void *); 4041 memcpy (data + 72, greg, 360); 4042 memset (data + 432, 0, 8); 4043 va_end (ap); 4044 return elfcore_write_note (abfd, buf, bufsiz, 4045 "CORE", note_type, data, sizeof (data)); 4046 } 4047 } 4048 } 4049 4050 /* Depending on the target vector we generate some version of Irix 4052 executables or "normal" MIPS ELF ABI executables. */ 4053 static irix_compat_t 4054 elf_n32_mips_irix_compat (bfd *abfd) 4055 { 4056 if ((abfd->xvec == &mips_elf32_n_be_vec) 4057 || (abfd->xvec == &mips_elf32_n_le_vec)) 4058 return ict_irix6; 4059 else 4060 return ict_none; 4061 } 4062 4063 /* Make an n32 MIPS object. We need to set the n32 ABI flag in 4065 `e_flags' to tell the object apart from an o32 object. */ 4066 4067 static bool 4068 mips_elf_n32_mkobject (bfd *abfd) 4069 { 4070 bool ret; 4071 4072 ret = _bfd_mips_elf_mkobject (abfd); 4073 if (ret) 4074 elf_elfheader (abfd)->e_flags |= EF_MIPS_ABI2; 4075 4076 return ret; 4077 } 4078 4079 /* ECOFF swapping routines. These are used when dealing with the 4081 .mdebug section, which is in the ECOFF debugging format. */ 4082 static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = { 4083 /* Symbol table magic number. */ 4084 magicSym, 4085 /* Alignment of debugging information. E.g., 4. */ 4086 4, 4087 /* Sizes of external symbolic information. */ 4088 sizeof (struct hdr_ext), 4089 sizeof (struct dnr_ext), 4090 sizeof (struct pdr_ext), 4091 sizeof (struct sym_ext), 4092 sizeof (struct opt_ext), 4093 sizeof (struct fdr_ext), 4094 sizeof (struct rfd_ext), 4095 sizeof (struct ext_ext), 4096 /* Functions to swap in external symbolic data. */ 4097 ecoff_swap_hdr_in, 4098 ecoff_swap_dnr_in, 4099 ecoff_swap_pdr_in, 4100 ecoff_swap_sym_in, 4101 ecoff_swap_opt_in, 4102 ecoff_swap_fdr_in, 4103 ecoff_swap_rfd_in, 4104 ecoff_swap_ext_in, 4105 _bfd_ecoff_swap_tir_in, 4106 _bfd_ecoff_swap_rndx_in, 4107 /* Functions to swap out external symbolic data. */ 4108 ecoff_swap_hdr_out, 4109 ecoff_swap_dnr_out, 4110 ecoff_swap_pdr_out, 4111 ecoff_swap_sym_out, 4112 ecoff_swap_opt_out, 4113 ecoff_swap_fdr_out, 4114 ecoff_swap_rfd_out, 4115 ecoff_swap_ext_out, 4116 _bfd_ecoff_swap_tir_out, 4117 _bfd_ecoff_swap_rndx_out, 4118 /* Function to read in symbolic data. */ 4119 _bfd_mips_elf_read_ecoff_info 4120 }; 4121 4122 #define ELF_ARCH bfd_arch_mips 4124 #define ELF_TARGET_ID MIPS_ELF_DATA 4125 #define ELF_MACHINE_CODE EM_MIPS 4126 4127 #define elf_backend_collect true 4128 #define elf_backend_type_change_ok true 4129 #define elf_backend_can_gc_sections true 4130 #define elf_backend_gc_mark_extra_sections \ 4131 _bfd_mips_elf_gc_mark_extra_sections 4132 #define elf_info_to_howto mips_info_to_howto_rela 4133 #define elf_info_to_howto_rel mips_info_to_howto_rel 4134 #define elf_backend_sym_is_global mips_elf_sym_is_global 4135 #define elf_backend_object_p mips_elf_n32_object_p 4136 #define elf_backend_symbol_processing _bfd_mips_elf_symbol_processing 4137 #define elf_backend_section_processing _bfd_mips_elf_section_processing 4138 #define elf_backend_section_from_shdr _bfd_mips_elf_section_from_shdr 4139 #define elf_backend_fake_sections _bfd_mips_elf_fake_sections 4140 #define elf_backend_section_from_bfd_section \ 4141 _bfd_mips_elf_section_from_bfd_section 4142 #define elf_backend_add_symbol_hook _bfd_mips_elf_add_symbol_hook 4143 #define elf_backend_link_output_symbol_hook \ 4144 _bfd_mips_elf_link_output_symbol_hook 4145 #define elf_backend_create_dynamic_sections \ 4146 _bfd_mips_elf_create_dynamic_sections 4147 #define elf_backend_check_relocs _bfd_mips_elf_check_relocs 4148 #define elf_backend_merge_symbol_attribute \ 4149 _bfd_mips_elf_merge_symbol_attribute 4150 #define elf_backend_get_target_dtag _bfd_mips_elf_get_target_dtag 4151 #define elf_backend_adjust_dynamic_symbol \ 4152 _bfd_mips_elf_adjust_dynamic_symbol 4153 #define elf_backend_late_size_sections _bfd_mips_elf_late_size_sections 4154 #define elf_backend_init_index_section _bfd_elf_init_1_index_section 4155 #define elf_backend_relocate_section _bfd_mips_elf_relocate_section 4156 #define elf_backend_finish_dynamic_symbol \ 4157 _bfd_mips_elf_finish_dynamic_symbol 4158 #define elf_backend_finish_dynamic_sections \ 4159 _bfd_mips_elf_finish_dynamic_sections 4160 #define elf_backend_final_write_processing \ 4161 _bfd_mips_elf_final_write_processing 4162 #define elf_backend_additional_program_headers \ 4163 _bfd_mips_elf_additional_program_headers 4164 #define elf_backend_modify_segment_map _bfd_mips_elf_modify_segment_map 4165 #define elf_backend_gc_mark_hook _bfd_mips_elf_gc_mark_hook 4166 #define elf_backend_gc_sweep_hook _bfd_mips_elf_gc_sweep_hook 4167 #define elf_backend_copy_indirect_symbol \ 4168 _bfd_mips_elf_copy_indirect_symbol 4169 #define elf_backend_hide_symbol _bfd_mips_elf_hide_symbol 4170 #define elf_backend_grok_prstatus elf32_mips_grok_prstatus 4171 #define elf_backend_grok_psinfo elf32_mips_grok_psinfo 4172 #define elf_backend_grok_freebsd_prstatus \ 4173 elf_n32_mips_grok_freebsd_prstatus 4174 #define elf_backend_ecoff_debug_swap &mips_elf32_ecoff_debug_swap 4175 4176 #define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO) 4177 #define elf_backend_want_dynrelro 1 4178 4179 /* MIPS n32 ELF can use a mixture of REL and RELA, but some Relocations 4180 work better/work only in RELA, so we default to this. */ 4181 #define elf_backend_may_use_rel_p 1 4182 #define elf_backend_may_use_rela_p 1 4183 #define elf_backend_default_use_rela_p 1 4184 #define elf_backend_rela_plts_and_copies_p 0 4185 #define elf_backend_sign_extend_vma true 4186 #define elf_backend_plt_readonly 1 4187 #define elf_backend_plt_sym_val _bfd_mips_elf_plt_sym_val 4188 4189 #define elf_backend_discard_info _bfd_mips_elf_discard_info 4190 #define elf_backend_ignore_discarded_relocs \ 4191 _bfd_mips_elf_ignore_discarded_relocs 4192 #define elf_backend_write_section _bfd_mips_elf_write_section 4193 #define elf_backend_elfsym_local_is_section \ 4194 mips_elf_n32_elfsym_local_is_section 4195 #define elf_backend_mips_irix_compat elf_n32_mips_irix_compat 4196 #define elf_backend_mips_rtype_to_howto mips_elf_n32_rtype_to_howto 4197 #define bfd_elf32_bfd_is_target_special_symbol \ 4198 _bfd_mips_elf_is_target_special_symbol 4199 #define bfd_elf32_find_nearest_line _bfd_mips_elf_find_nearest_line 4200 #define bfd_elf32_find_nearest_line_with_alt \ 4201 _bfd_mips_elf_find_nearest_line_with_alt 4202 #define bfd_elf32_find_inliner_info _bfd_mips_elf_find_inliner_info 4203 #define bfd_elf32_new_section_hook _bfd_mips_elf_new_section_hook 4204 #define bfd_elf32_set_section_contents _bfd_mips_elf_set_section_contents 4205 #define bfd_elf32_bfd_get_relocated_section_contents \ 4206 _bfd_elf_mips_get_relocated_section_contents 4207 #define bfd_elf32_bfd_link_hash_table_create \ 4208 _bfd_mips_elf_link_hash_table_create 4209 #define bfd_elf32_bfd_final_link _bfd_mips_elf_final_link 4210 #define bfd_elf32_bfd_merge_private_bfd_data \ 4211 _bfd_mips_elf_merge_private_bfd_data 4212 #define bfd_elf32_bfd_set_private_flags _bfd_mips_elf_set_private_flags 4213 #define bfd_elf32_bfd_print_private_bfd_data \ 4214 _bfd_mips_elf_print_private_bfd_data 4215 #define bfd_elf32_mkobject mips_elf_n32_mkobject 4216 #define bfd_elf32_bfd_free_cached_info _bfd_mips_elf_free_cached_info 4217 4218 /* Support for SGI-ish mips targets using n32 ABI. */ 4219 4220 #define TARGET_LITTLE_SYM mips_elf32_n_le_vec 4221 #define TARGET_LITTLE_NAME "elf32-nlittlemips" 4222 #define TARGET_BIG_SYM mips_elf32_n_be_vec 4223 #define TARGET_BIG_NAME "elf32-nbigmips" 4224 4225 #define ELF_MAXPAGESIZE 0x10000 4226 #define ELF_COMMONPAGESIZE 0x1000 4227 4228 #include "elf32-target.h" 4229 4230 /* Support for traditional mips targets using n32 ABI. */ 4231 #undef TARGET_LITTLE_SYM 4232 #undef TARGET_LITTLE_NAME 4233 #undef TARGET_BIG_SYM 4234 #undef TARGET_BIG_NAME 4235 4236 #undef ELF_MAXPAGESIZE 4237 #undef ELF_COMMONPAGESIZE 4238 4239 #define TARGET_LITTLE_SYM mips_elf32_ntrad_le_vec 4240 #define TARGET_LITTLE_NAME "elf32-ntradlittlemips" 4241 #define TARGET_BIG_SYM mips_elf32_ntrad_be_vec 4242 #define TARGET_BIG_NAME "elf32-ntradbigmips" 4243 4244 #define ELF_MAXPAGESIZE 0x10000 4245 #define ELF_COMMONPAGESIZE 0x1000 4246 #define elf32_bed elf32_tradbed 4247 4248 #undef elf_backend_write_core_note 4249 #define elf_backend_write_core_note elf32_mips_write_core_note 4250 4251 /* Include the target file again for this target. */ 4252 #include "elf32-target.h" 4253 4254 4255 /* FreeBSD support. */ 4256 4257 #undef TARGET_LITTLE_SYM 4258 #undef TARGET_LITTLE_NAME 4259 #undef TARGET_BIG_SYM 4260 #undef TARGET_BIG_NAME 4261 4262 #define TARGET_LITTLE_SYM mips_elf32_ntradfbsd_le_vec 4263 #define TARGET_LITTLE_NAME "elf32-ntradlittlemips-freebsd" 4264 #define TARGET_BIG_SYM mips_elf32_ntradfbsd_be_vec 4265 #define TARGET_BIG_NAME "elf32-ntradbigmips-freebsd" 4266 4267 #undef ELF_OSABI 4268 #define ELF_OSABI ELFOSABI_FREEBSD 4269 4270 #undef elf32_bed 4271 #define elf32_bed elf32_fbsd_tradbed 4272 4273 #undef elf_backend_write_core_note 4274 4275 #include "elf32-target.h" 4276
Indexes created Sun May 03 00:22:47 UTC 2026