1 /* SuperH SH64-specific support for 64-bit ELF 2 Copyright (C) 2000-2014 Free Software Foundation, Inc. 3 4 This file is part of BFD, the Binary File Descriptor library. 5 6 This program is free software; you can redistribute it and/or modify 7 it under the terms of the GNU General Public License as published by 8 the Free Software Foundation; either version 3 of the License, or 9 (at your option) any later version. 10 11 This program is distributed in the hope that it will be useful, 12 but WITHOUT ANY WARRANTY; without even the implied warranty of 13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 GNU General Public License for more details. 15 16 You should have received a copy of the GNU General Public License 17 along with this program; if not, write to the Free Software 18 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 19 MA 02110-1301, USA. */ 20 21 #define SH64_ELF64 22 23 #include "sysdep.h" 24 #include "bfd.h" 25 #include "bfdlink.h" 26 #include "libbfd.h" 27 #include "elf-bfd.h" 28 #include "elf/sh.h" 29 30 /* Add a suffix for datalabel indirection symbols. It must not match any 31 other symbols; user symbols with or without version or other 32 decoration. It must only be used internally and not emitted by any 33 means. */ 34 #define DATALABEL_SUFFIX " DL" 35 36 #define GOT_BIAS (-((long)-32768)) 37 38 #define PLT_ENTRY_SIZE 64 39 40 /* Return size of a PLT entry. */ 41 #define elf_sh64_sizeof_plt(info) PLT_ENTRY_SIZE 42 43 /* Return offset of the PLT0 address in an absolute PLT entry. */ 44 #define elf_sh64_plt_plt0_offset(info) 32 45 46 /* Return offset of the linker in PLT0 entry. */ 47 #define elf_sh64_plt0_gotplt_offset(info) 0 48 49 /* Return offset of the trampoline in PLT entry */ 50 #define elf_sh64_plt_temp_offset(info) 33 /* Add one because it's SHmedia. */ 51 52 /* Return offset of the symbol in PLT entry. */ 53 #define elf_sh64_plt_symbol_offset(info) 0 54 55 /* Return offset of the relocation in PLT entry. */ 56 #define elf_sh64_plt_reloc_offset(info) (info->shared ? 52 : 44) 57 58 #define ELF_DYNAMIC_INTERPRETER "/usr/lib/libc.so.1" 59 60 /* The sh linker needs to keep track of the number of relocs that it 61 decides to copy in check_relocs for each symbol. This is so that 62 it can discard PC relative relocs if it doesn't need them when 63 linking with -Bsymbolic. We store the information in a field 64 extending the regular ELF linker hash table. */ 65 66 /* This structure keeps track of the number of PC relative relocs we 67 have copied for a given symbol. */ 68 69 struct elf_sh64_pcrel_relocs_copied 70 { 71 /* Next section. */ 72 struct elf_sh64_pcrel_relocs_copied *next; 73 /* A section in dynobj. */ 74 asection *section; 75 /* Number of relocs copied in this section. */ 76 bfd_size_type count; 77 }; 78 79 /* sh ELF linker hash entry. */ 80 81 struct elf_sh64_link_hash_entry 82 { 83 struct elf_link_hash_entry root; 84 85 bfd_vma datalabel_got_offset; 86 87 /* Number of PC relative relocs copied for this symbol. */ 88 struct elf_sh64_pcrel_relocs_copied *pcrel_relocs_copied; 89 }; 90 91 /* Traverse an sh ELF linker hash table. */ 92 93 #define sh64_elf64_link_hash_traverse(table, func, info) \ 94 (elf_link_hash_traverse \ 95 ((table), \ 96 (bfd_boolean (*) (struct elf_link_hash_entry *, void *)) (func), \ 97 (info))) 98 99 static bfd_reloc_status_type sh_elf64_ignore_reloc 100 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 101 static bfd_reloc_status_type sh_elf64_reloc 102 (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); 103 104 static reloc_howto_type sh_elf64_howto_table[] = { 105 /* No relocation. */ 106 HOWTO (R_SH_NONE, /* type */ 107 0, /* rightshift */ 108 0, /* size (0 = byte, 1 = short, 2 = long) */ 109 0, /* bitsize */ 110 FALSE, /* pc_relative */ 111 0, /* bitpos */ 112 complain_overflow_dont, /* complain_on_overflow */ 113 sh_elf64_ignore_reloc, /* special_function */ 114 "R_SH_NONE", /* name */ 115 FALSE, /* partial_inplace */ 116 0, /* src_mask */ 117 0, /* dst_mask */ 118 FALSE), /* pcrel_offset */ 119 120 /* 32 bit absolute relocation. Setting partial_inplace to TRUE and 121 src_mask to a non-zero value is similar to the COFF toolchain. */ 122 HOWTO (R_SH_DIR32, /* type */ 123 0, /* rightshift */ 124 2, /* size (0 = byte, 1 = short, 2 = long) */ 125 32, /* bitsize */ 126 FALSE, /* pc_relative */ 127 0, /* bitpos */ 128 complain_overflow_bitfield, /* complain_on_overflow */ 129 sh_elf64_reloc, /* special_function */ 130 "R_SH_DIR32", /* name */ 131 TRUE, /* partial_inplace */ 132 0xffffffff, /* src_mask */ 133 0xffffffff, /* dst_mask */ 134 FALSE), /* pcrel_offset */ 135 136 /* 32 bit PC relative relocation. */ 137 HOWTO (R_SH_REL32, /* type */ 138 0, /* rightshift */ 139 2, /* size (0 = byte, 1 = short, 2 = long) */ 140 32, /* bitsize */ 141 TRUE, /* pc_relative */ 142 0, /* bitpos */ 143 complain_overflow_signed, /* complain_on_overflow */ 144 sh_elf64_ignore_reloc, /* special_function */ 145 "R_SH_REL32", /* name */ 146 FALSE, /* partial_inplace */ 147 0, /* src_mask */ 148 0xffffffff, /* dst_mask */ 149 TRUE), /* pcrel_offset */ 150 151 /* For 32-bit sh, this is R_SH_DIR8WPN. */ 152 EMPTY_HOWTO (3), 153 154 /* For 32-bit sh, this is R_SH_IND12W. */ 155 EMPTY_HOWTO (4), 156 157 /* For 32-bit sh, this is R_SH_DIR8WPL. */ 158 EMPTY_HOWTO (5), 159 160 /* For 32-bit sh, this is R_SH_DIR8WPZ. */ 161 EMPTY_HOWTO (6), 162 163 /* For 32-bit sh, this is R_SH_DIR8BP. */ 164 EMPTY_HOWTO (7), 165 166 /* For 32-bit sh, this is R_SH_DIR8W. */ 167 EMPTY_HOWTO (8), 168 169 /* For 32-bit sh, this is R_SH_DIR8L. */ 170 EMPTY_HOWTO (9), 171 172 EMPTY_HOWTO (10), 173 EMPTY_HOWTO (11), 174 EMPTY_HOWTO (12), 175 EMPTY_HOWTO (13), 176 EMPTY_HOWTO (14), 177 EMPTY_HOWTO (15), 178 EMPTY_HOWTO (16), 179 EMPTY_HOWTO (17), 180 EMPTY_HOWTO (18), 181 EMPTY_HOWTO (19), 182 EMPTY_HOWTO (20), 183 EMPTY_HOWTO (21), 184 EMPTY_HOWTO (22), 185 EMPTY_HOWTO (23), 186 EMPTY_HOWTO (24), 187 188 /* The remaining relocs are a GNU extension used for relaxing. The 189 final pass of the linker never needs to do anything with any of 190 these relocs. Any required operations are handled by the 191 relaxation code. */ 192 193 /* A 16 bit switch table entry. This is generated for an expression 194 such as ``.word L1 - L2''. The offset holds the difference 195 between the reloc address and L2. */ 196 HOWTO (R_SH_SWITCH16, /* type */ 197 0, /* rightshift */ 198 1, /* size (0 = byte, 1 = short, 2 = long) */ 199 16, /* bitsize */ 200 FALSE, /* pc_relative */ 201 0, /* bitpos */ 202 complain_overflow_unsigned, /* complain_on_overflow */ 203 sh_elf64_ignore_reloc, /* special_function */ 204 "R_SH_SWITCH16", /* name */ 205 FALSE, /* partial_inplace */ 206 0, /* src_mask */ 207 0, /* dst_mask */ 208 TRUE), /* pcrel_offset */ 209 210 /* A 32 bit switch table entry. This is generated for an expression 211 such as ``.long L1 - L2''. The offset holds the difference 212 between the reloc address and L2. */ 213 HOWTO (R_SH_SWITCH32, /* type */ 214 0, /* rightshift */ 215 2, /* size (0 = byte, 1 = short, 2 = long) */ 216 32, /* bitsize */ 217 FALSE, /* pc_relative */ 218 0, /* bitpos */ 219 complain_overflow_unsigned, /* complain_on_overflow */ 220 sh_elf64_ignore_reloc, /* special_function */ 221 "R_SH_SWITCH32", /* name */ 222 FALSE, /* partial_inplace */ 223 0, /* src_mask */ 224 0, /* dst_mask */ 225 TRUE), /* pcrel_offset */ 226 227 /* For 32-bit sh, this is R_SH_USES. */ 228 EMPTY_HOWTO (27), 229 230 /* For 32-bit sh, this is R_SH_COUNT. */ 231 EMPTY_HOWTO (28), 232 233 /* For 32-bit sh, this is R_SH_ALIGN. FIXME: For linker relaxation, 234 this might be emitted. When linker relaxation is implemented, we 235 might want to use it. */ 236 EMPTY_HOWTO (29), 237 238 /* For 32-bit sh, this is R_SH_CODE. FIXME: For linker relaxation, 239 this might be emitted. When linker relaxation is implemented, we 240 might want to use it. */ 241 EMPTY_HOWTO (30), 242 243 /* For 32-bit sh, this is R_SH_DATA. FIXME: For linker relaxation, 244 this might be emitted. When linker relaxation is implemented, we 245 might want to use it. */ 246 EMPTY_HOWTO (31), 247 248 /* For 32-bit sh, this is R_SH_LABEL. FIXME: For linker relaxation, 249 this might be emitted. When linker relaxation is implemented, we 250 might want to use it. */ 251 EMPTY_HOWTO (32), 252 253 /* An 8 bit switch table entry. This is generated for an expression 254 such as ``.word L1 - L2''. The offset holds the difference 255 between the reloc address and L2. */ 256 HOWTO (R_SH_SWITCH8, /* type */ 257 0, /* rightshift */ 258 0, /* size (0 = byte, 1 = short, 2 = long) */ 259 8, /* bitsize */ 260 FALSE, /* pc_relative */ 261 0, /* bitpos */ 262 complain_overflow_unsigned, /* complain_on_overflow */ 263 sh_elf64_ignore_reloc, /* special_function */ 264 "R_SH_SWITCH8", /* name */ 265 FALSE, /* partial_inplace */ 266 0, /* src_mask */ 267 0, /* dst_mask */ 268 TRUE), /* pcrel_offset */ 269 270 /* GNU extension to record C++ vtable hierarchy */ 271 HOWTO (R_SH_GNU_VTINHERIT, /* type */ 272 0, /* rightshift */ 273 2, /* size (0 = byte, 1 = short, 2 = long) */ 274 0, /* bitsize */ 275 FALSE, /* pc_relative */ 276 0, /* bitpos */ 277 complain_overflow_dont, /* complain_on_overflow */ 278 NULL, /* special_function */ 279 "R_SH_GNU_VTINHERIT", /* name */ 280 FALSE, /* partial_inplace */ 281 0, /* src_mask */ 282 0, /* dst_mask */ 283 FALSE), /* pcrel_offset */ 284 285 /* GNU extension to record C++ vtable member usage */ 286 HOWTO (R_SH_GNU_VTENTRY, /* type */ 287 0, /* rightshift */ 288 2, /* size (0 = byte, 1 = short, 2 = long) */ 289 0, /* bitsize */ 290 FALSE, /* pc_relative */ 291 0, /* bitpos */ 292 complain_overflow_dont, /* complain_on_overflow */ 293 _bfd_elf_rel_vtable_reloc_fn, /* special_function */ 294 "R_SH_GNU_VTENTRY", /* name */ 295 FALSE, /* partial_inplace */ 296 0, /* src_mask */ 297 0, /* dst_mask */ 298 FALSE), /* pcrel_offset */ 299 300 /* For 32-bit sh, this is R_SH_LOOP_START. */ 301 EMPTY_HOWTO (36), 302 303 /* For 32-bit sh, this is R_SH_LOOP_END. */ 304 EMPTY_HOWTO (37), 305 306 EMPTY_HOWTO (38), 307 EMPTY_HOWTO (39), 308 EMPTY_HOWTO (40), 309 EMPTY_HOWTO (41), 310 EMPTY_HOWTO (42), 311 EMPTY_HOWTO (43), 312 EMPTY_HOWTO (44), 313 314 /* Used in SHLLI.L and SHLRI.L. */ 315 HOWTO (R_SH_DIR5U, /* type */ 316 0, /* rightshift */ 317 2, /* size (0 = byte, 1 = short, 2 = long) */ 318 5, /* bitsize */ 319 FALSE, /* pc_relative */ 320 10, /* bitpos */ 321 complain_overflow_unsigned, /* complain_on_overflow */ 322 bfd_elf_generic_reloc, /* special_function */ 323 "R_SH_DIR5U", /* name */ 324 FALSE, /* partial_inplace */ 325 0, /* src_mask */ 326 0xfc00, /* dst_mask */ 327 FALSE), /* pcrel_offset */ 328 329 /* Used in SHARI, SHLLI et al. */ 330 HOWTO (R_SH_DIR6U, /* type */ 331 0, /* rightshift */ 332 2, /* size (0 = byte, 1 = short, 2 = long) */ 333 6, /* bitsize */ 334 FALSE, /* pc_relative */ 335 10, /* bitpos */ 336 complain_overflow_unsigned, /* complain_on_overflow */ 337 bfd_elf_generic_reloc, /* special_function */ 338 "R_SH_DIR6U", /* name */ 339 FALSE, /* partial_inplace */ 340 0, /* src_mask */ 341 0xfc00, /* dst_mask */ 342 FALSE), /* pcrel_offset */ 343 344 /* Used in BxxI, LDHI.L et al. */ 345 HOWTO (R_SH_DIR6S, /* type */ 346 0, /* rightshift */ 347 2, /* size (0 = byte, 1 = short, 2 = long) */ 348 6, /* bitsize */ 349 FALSE, /* pc_relative */ 350 10, /* bitpos */ 351 complain_overflow_signed, /* complain_on_overflow */ 352 bfd_elf_generic_reloc, /* special_function */ 353 "R_SH_DIR6S", /* name */ 354 FALSE, /* partial_inplace */ 355 0, /* src_mask */ 356 0xfc00, /* dst_mask */ 357 FALSE), /* pcrel_offset */ 358 359 /* Used in ADDI, ANDI et al. */ 360 HOWTO (R_SH_DIR10S, /* type */ 361 0, /* rightshift */ 362 2, /* size (0 = byte, 1 = short, 2 = long) */ 363 10, /* bitsize */ 364 FALSE, /* pc_relative */ 365 10, /* bitpos */ 366 complain_overflow_signed, /* complain_on_overflow */ 367 bfd_elf_generic_reloc, /* special_function */ 368 "R_SH_DIR10S", /* name */ 369 FALSE, /* partial_inplace */ 370 0, /* src_mask */ 371 0xffc00, /* dst_mask */ 372 FALSE), /* pcrel_offset */ 373 374 /* Used in LD.UW, ST.W et al. */ 375 HOWTO (R_SH_DIR10SW, /* type */ 376 1, /* rightshift */ 377 2, /* size (0 = byte, 1 = short, 2 = long) */ 378 11, /* bitsize */ 379 FALSE, /* pc_relative */ 380 10, /* bitpos */ 381 complain_overflow_signed, /* complain_on_overflow */ 382 bfd_elf_generic_reloc, /* special_function */ 383 "R_SH_DIR10SW", /* name */ 384 FALSE, /* partial_inplace */ 385 0, /* src_mask */ 386 0xffc00, /* dst_mask */ 387 FALSE), /* pcrel_offset */ 388 389 /* Used in LD.L, FLD.S et al. */ 390 HOWTO (R_SH_DIR10SL, /* type */ 391 2, /* rightshift */ 392 2, /* size (0 = byte, 1 = short, 2 = long) */ 393 12, /* bitsize */ 394 FALSE, /* pc_relative */ 395 10, /* bitpos */ 396 complain_overflow_signed, /* complain_on_overflow */ 397 bfd_elf_generic_reloc, /* special_function */ 398 "R_SH_DIR10SL", /* name */ 399 FALSE, /* partial_inplace */ 400 0, /* src_mask */ 401 0xffc00, /* dst_mask */ 402 FALSE), /* pcrel_offset */ 403 404 /* Used in FLD.D, FST.P et al. */ 405 HOWTO (R_SH_DIR10SQ, /* type */ 406 3, /* rightshift */ 407 2, /* size (0 = byte, 1 = short, 2 = long) */ 408 13, /* bitsize */ 409 FALSE, /* pc_relative */ 410 10, /* bitpos */ 411 complain_overflow_signed, /* complain_on_overflow */ 412 bfd_elf_generic_reloc, /* special_function */ 413 "R_SH_DIR10SQ", /* name */ 414 FALSE, /* partial_inplace */ 415 0, /* src_mask */ 416 0xffc00, /* dst_mask */ 417 FALSE), /* pcrel_offset */ 418 419 EMPTY_HOWTO (52), 420 EMPTY_HOWTO (53), 421 EMPTY_HOWTO (54), 422 EMPTY_HOWTO (55), 423 EMPTY_HOWTO (56), 424 EMPTY_HOWTO (57), 425 EMPTY_HOWTO (58), 426 EMPTY_HOWTO (59), 427 EMPTY_HOWTO (60), 428 EMPTY_HOWTO (61), 429 EMPTY_HOWTO (62), 430 EMPTY_HOWTO (63), 431 EMPTY_HOWTO (64), 432 EMPTY_HOWTO (65), 433 EMPTY_HOWTO (66), 434 EMPTY_HOWTO (67), 435 EMPTY_HOWTO (68), 436 EMPTY_HOWTO (69), 437 EMPTY_HOWTO (70), 438 EMPTY_HOWTO (71), 439 EMPTY_HOWTO (72), 440 EMPTY_HOWTO (73), 441 EMPTY_HOWTO (74), 442 EMPTY_HOWTO (75), 443 EMPTY_HOWTO (76), 444 EMPTY_HOWTO (77), 445 EMPTY_HOWTO (78), 446 EMPTY_HOWTO (79), 447 EMPTY_HOWTO (80), 448 EMPTY_HOWTO (81), 449 EMPTY_HOWTO (82), 450 EMPTY_HOWTO (83), 451 EMPTY_HOWTO (84), 452 EMPTY_HOWTO (85), 453 EMPTY_HOWTO (86), 454 EMPTY_HOWTO (87), 455 EMPTY_HOWTO (88), 456 EMPTY_HOWTO (89), 457 EMPTY_HOWTO (90), 458 EMPTY_HOWTO (91), 459 EMPTY_HOWTO (92), 460 EMPTY_HOWTO (93), 461 EMPTY_HOWTO (94), 462 EMPTY_HOWTO (95), 463 EMPTY_HOWTO (96), 464 EMPTY_HOWTO (97), 465 EMPTY_HOWTO (98), 466 EMPTY_HOWTO (99), 467 EMPTY_HOWTO (100), 468 EMPTY_HOWTO (101), 469 EMPTY_HOWTO (102), 470 EMPTY_HOWTO (103), 471 EMPTY_HOWTO (104), 472 EMPTY_HOWTO (105), 473 EMPTY_HOWTO (106), 474 EMPTY_HOWTO (107), 475 EMPTY_HOWTO (108), 476 EMPTY_HOWTO (109), 477 EMPTY_HOWTO (110), 478 EMPTY_HOWTO (111), 479 EMPTY_HOWTO (112), 480 EMPTY_HOWTO (113), 481 EMPTY_HOWTO (114), 482 EMPTY_HOWTO (115), 483 EMPTY_HOWTO (116), 484 EMPTY_HOWTO (117), 485 EMPTY_HOWTO (118), 486 EMPTY_HOWTO (119), 487 EMPTY_HOWTO (120), 488 EMPTY_HOWTO (121), 489 EMPTY_HOWTO (122), 490 EMPTY_HOWTO (123), 491 EMPTY_HOWTO (124), 492 EMPTY_HOWTO (125), 493 EMPTY_HOWTO (126), 494 EMPTY_HOWTO (127), 495 EMPTY_HOWTO (128), 496 EMPTY_HOWTO (129), 497 EMPTY_HOWTO (130), 498 EMPTY_HOWTO (131), 499 EMPTY_HOWTO (132), 500 EMPTY_HOWTO (133), 501 EMPTY_HOWTO (134), 502 EMPTY_HOWTO (135), 503 EMPTY_HOWTO (136), 504 EMPTY_HOWTO (137), 505 EMPTY_HOWTO (138), 506 EMPTY_HOWTO (139), 507 EMPTY_HOWTO (140), 508 EMPTY_HOWTO (141), 509 EMPTY_HOWTO (142), 510 EMPTY_HOWTO (143), 511 EMPTY_HOWTO (144), 512 EMPTY_HOWTO (145), 513 EMPTY_HOWTO (146), 514 EMPTY_HOWTO (147), 515 EMPTY_HOWTO (148), 516 EMPTY_HOWTO (149), 517 EMPTY_HOWTO (150), 518 EMPTY_HOWTO (151), 519 EMPTY_HOWTO (152), 520 EMPTY_HOWTO (153), 521 EMPTY_HOWTO (154), 522 EMPTY_HOWTO (155), 523 EMPTY_HOWTO (156), 524 EMPTY_HOWTO (157), 525 EMPTY_HOWTO (158), 526 EMPTY_HOWTO (159), 527 528 /* Relocs for dynamic linking for 32-bit SH would follow. We don't have 529 any dynamic linking support for 64-bit SH at present. */ 530 531 EMPTY_HOWTO (160), 532 EMPTY_HOWTO (161), 533 EMPTY_HOWTO (162), 534 EMPTY_HOWTO (163), 535 EMPTY_HOWTO (164), 536 EMPTY_HOWTO (165), 537 EMPTY_HOWTO (166), 538 EMPTY_HOWTO (167), 539 EMPTY_HOWTO (168), 540 541 /* Back to SH5 relocations. */ 542 /* Used in MOVI and SHORI (x & 65536). */ 543 HOWTO (R_SH_GOT_LOW16, /* type */ 544 0, /* rightshift */ 545 2, /* size (0 = byte, 1 = short, 2 = long) */ 546 64, /* bitsize */ 547 FALSE, /* pc_relative */ 548 10, /* bitpos */ 549 complain_overflow_dont, /* complain_on_overflow */ 550 bfd_elf_generic_reloc, /* special_function */ 551 "R_SH_GOT_LOW16", /* name */ 552 FALSE, /* partial_inplace */ 553 0, /* src_mask */ 554 0x3fffc00, /* dst_mask */ 555 FALSE), /* pcrel_offset */ 556 557 /* Used in MOVI and SHORI ((x >> 16) & 65536). */ 558 HOWTO (R_SH_GOT_MEDLOW16, /* type */ 559 16, /* rightshift */ 560 2, /* size (0 = byte, 1 = short, 2 = long) */ 561 64, /* bitsize */ 562 FALSE, /* pc_relative */ 563 10, /* bitpos */ 564 complain_overflow_dont, /* complain_on_overflow */ 565 bfd_elf_generic_reloc, /* special_function */ 566 "R_SH_GOT_MEDLOW16", /* name */ 567 FALSE, /* partial_inplace */ 568 0, /* src_mask */ 569 0x3fffc00, /* dst_mask */ 570 FALSE), /* pcrel_offset */ 571 572 /* Used in MOVI and SHORI ((x >> 32) & 65536). */ 573 HOWTO (R_SH_GOT_MEDHI16, /* type */ 574 32, /* rightshift */ 575 2, /* size (0 = byte, 1 = short, 2 = long) */ 576 64, /* bitsize */ 577 FALSE, /* pc_relative */ 578 10, /* bitpos */ 579 complain_overflow_dont, /* complain_on_overflow */ 580 bfd_elf_generic_reloc, /* special_function */ 581 "R_SH_GOT_MEDHI16", /* name */ 582 FALSE, /* partial_inplace */ 583 0, /* src_mask */ 584 0x3fffc00, /* dst_mask */ 585 FALSE), /* pcrel_offset */ 586 587 /* Used in MOVI and SHORI ((x >> 48) & 65536). */ 588 HOWTO (R_SH_GOT_HI16, /* type */ 589 48, /* rightshift */ 590 2, /* size (0 = byte, 1 = short, 2 = long) */ 591 64, /* bitsize */ 592 FALSE, /* pc_relative */ 593 10, /* bitpos */ 594 complain_overflow_dont, /* complain_on_overflow */ 595 bfd_elf_generic_reloc, /* special_function */ 596 "R_SH_GOT_HI16", /* name */ 597 FALSE, /* partial_inplace */ 598 0, /* src_mask */ 599 0x3fffc00, /* dst_mask */ 600 FALSE), /* pcrel_offset */ 601 602 /* Used in MOVI and SHORI (x & 65536). */ 603 HOWTO (R_SH_GOTPLT_LOW16, /* type */ 604 0, /* rightshift */ 605 2, /* size (0 = byte, 1 = short, 2 = long) */ 606 64, /* bitsize */ 607 FALSE, /* pc_relative */ 608 10, /* bitpos */ 609 complain_overflow_dont, /* complain_on_overflow */ 610 bfd_elf_generic_reloc, /* special_function */ 611 "R_SH_GOTPLT_LOW16", /* name */ 612 FALSE, /* partial_inplace */ 613 0, /* src_mask */ 614 0x3fffc00, /* dst_mask */ 615 FALSE), /* pcrel_offset */ 616 617 /* Used in MOVI and SHORI ((x >> 16) & 65536). */ 618 HOWTO (R_SH_GOTPLT_MEDLOW16, /* type */ 619 16, /* rightshift */ 620 2, /* size (0 = byte, 1 = short, 2 = long) */ 621 64, /* bitsize */ 622 FALSE, /* pc_relative */ 623 10, /* bitpos */ 624 complain_overflow_dont, /* complain_on_overflow */ 625 bfd_elf_generic_reloc, /* special_function */ 626 "R_SH_GOTPLT_MEDLOW16", /* name */ 627 FALSE, /* partial_inplace */ 628 0, /* src_mask */ 629 0x3fffc00, /* dst_mask */ 630 FALSE), /* pcrel_offset */ 631 632 /* Used in MOVI and SHORI ((x >> 32) & 65536). */ 633 HOWTO (R_SH_GOTPLT_MEDHI16, /* type */ 634 32, /* rightshift */ 635 2, /* size (0 = byte, 1 = short, 2 = long) */ 636 64, /* bitsize */ 637 FALSE, /* pc_relative */ 638 10, /* bitpos */ 639 complain_overflow_dont, /* complain_on_overflow */ 640 bfd_elf_generic_reloc, /* special_function */ 641 "R_SH_GOTPLT_MEDHI16", /* name */ 642 FALSE, /* partial_inplace */ 643 0, /* src_mask */ 644 0x3fffc00, /* dst_mask */ 645 FALSE), /* pcrel_offset */ 646 647 /* Used in MOVI and SHORI ((x >> 48) & 65536). */ 648 HOWTO (R_SH_GOTPLT_HI16, /* type */ 649 48, /* rightshift */ 650 2, /* size (0 = byte, 1 = short, 2 = long) */ 651 64, /* bitsize */ 652 FALSE, /* pc_relative */ 653 10, /* bitpos */ 654 complain_overflow_dont, /* complain_on_overflow */ 655 bfd_elf_generic_reloc, /* special_function */ 656 "R_SH_GOTPLT_HI16", /* name */ 657 FALSE, /* partial_inplace */ 658 0, /* src_mask */ 659 0x3fffc00, /* dst_mask */ 660 FALSE), /* pcrel_offset */ 661 662 /* Used in MOVI and SHORI (x & 65536). */ 663 HOWTO (R_SH_PLT_LOW16, /* type */ 664 0, /* rightshift */ 665 2, /* size (0 = byte, 1 = short, 2 = long) */ 666 64, /* bitsize */ 667 TRUE, /* pc_relative */ 668 10, /* bitpos */ 669 complain_overflow_dont, /* complain_on_overflow */ 670 bfd_elf_generic_reloc, /* special_function */ 671 "R_SH_PLT_LOW16", /* name */ 672 FALSE, /* partial_inplace */ 673 0, /* src_mask */ 674 0x3fffc00, /* dst_mask */ 675 TRUE), /* pcrel_offset */ 676 677 /* Used in MOVI and SHORI ((x >> 16) & 65536). */ 678 HOWTO (R_SH_PLT_MEDLOW16, /* type */ 679 16, /* rightshift */ 680 2, /* size (0 = byte, 1 = short, 2 = long) */ 681 64, /* bitsize */ 682 TRUE, /* pc_relative */ 683 10, /* bitpos */ 684 complain_overflow_dont, /* complain_on_overflow */ 685 bfd_elf_generic_reloc, /* special_function */ 686 "R_SH_PLT_MEDLOW16", /* name */ 687 FALSE, /* partial_inplace */ 688 0, /* src_mask */ 689 0x3fffc00, /* dst_mask */ 690 TRUE), /* pcrel_offset */ 691 692 /* Used in MOVI and SHORI ((x >> 32) & 65536). */ 693 HOWTO (R_SH_PLT_MEDHI16, /* type */ 694 32, /* rightshift */ 695 2, /* size (0 = byte, 1 = short, 2 = long) */ 696 64, /* bitsize */ 697 TRUE, /* pc_relative */ 698 10, /* bitpos */ 699 complain_overflow_dont, /* complain_on_overflow */ 700 bfd_elf_generic_reloc, /* special_function */ 701 "R_SH_PLT_MEDHI16", /* name */ 702 FALSE, /* partial_inplace */ 703 0, /* src_mask */ 704 0x3fffc00, /* dst_mask */ 705 TRUE), /* pcrel_offset */ 706 707 /* Used in MOVI and SHORI ((x >> 48) & 65536). */ 708 HOWTO (R_SH_PLT_HI16, /* type */ 709 48, /* rightshift */ 710 2, /* size (0 = byte, 1 = short, 2 = long) */ 711 64, /* bitsize */ 712 TRUE, /* pc_relative */ 713 10, /* bitpos */ 714 complain_overflow_dont, /* complain_on_overflow */ 715 bfd_elf_generic_reloc, /* special_function */ 716 "R_SH_PLT_HI16", /* name */ 717 FALSE, /* partial_inplace */ 718 0, /* src_mask */ 719 0x3fffc00, /* dst_mask */ 720 TRUE), /* pcrel_offset */ 721 722 /* Used in MOVI and SHORI (x & 65536). */ 723 HOWTO (R_SH_GOTOFF_LOW16, /* type */ 724 0, /* rightshift */ 725 2, /* size (0 = byte, 1 = short, 2 = long) */ 726 64, /* bitsize */ 727 FALSE, /* pc_relative */ 728 10, /* bitpos */ 729 complain_overflow_dont, /* complain_on_overflow */ 730 bfd_elf_generic_reloc, /* special_function */ 731 "R_SH_GOTOFF_LOW16", /* name */ 732 FALSE, /* partial_inplace */ 733 0, /* src_mask */ 734 0x3fffc00, /* dst_mask */ 735 FALSE), /* pcrel_offset */ 736 737 /* Used in MOVI and SHORI ((x >> 16) & 65536). */ 738 HOWTO (R_SH_GOTOFF_MEDLOW16, /* type */ 739 16, /* rightshift */ 740 2, /* size (0 = byte, 1 = short, 2 = long) */ 741 64, /* bitsize */ 742 FALSE, /* pc_relative */ 743 10, /* bitpos */ 744 complain_overflow_dont, /* complain_on_overflow */ 745 bfd_elf_generic_reloc, /* special_function */ 746 "R_SH_GOTOFF_MEDLOW16", /* name */ 747 FALSE, /* partial_inplace */ 748 0, /* src_mask */ 749 0x3fffc00, /* dst_mask */ 750 FALSE), /* pcrel_offset */ 751 752 /* Used in MOVI and SHORI ((x >> 32) & 65536). */ 753 HOWTO (R_SH_GOTOFF_MEDHI16, /* type */ 754 32, /* rightshift */ 755 2, /* size (0 = byte, 1 = short, 2 = long) */ 756 64, /* bitsize */ 757 FALSE, /* pc_relative */ 758 10, /* bitpos */ 759 complain_overflow_dont, /* complain_on_overflow */ 760 bfd_elf_generic_reloc, /* special_function */ 761 "R_SH_GOTOFF_MEDHI16", /* name */ 762 FALSE, /* partial_inplace */ 763 0, /* src_mask */ 764 0x3fffc00, /* dst_mask */ 765 FALSE), /* pcrel_offset */ 766 767 /* Used in MOVI and SHORI ((x >> 48) & 65536). */ 768 HOWTO (R_SH_GOTOFF_HI16, /* type */ 769 48, /* rightshift */ 770 2, /* size (0 = byte, 1 = short, 2 = long) */ 771 64, /* bitsize */ 772 FALSE, /* pc_relative */ 773 10, /* bitpos */ 774 complain_overflow_dont, /* complain_on_overflow */ 775 bfd_elf_generic_reloc, /* special_function */ 776 "R_SH_GOTOFF_HI16", /* name */ 777 FALSE, /* partial_inplace */ 778 0, /* src_mask */ 779 0x3fffc00, /* dst_mask */ 780 FALSE), /* pcrel_offset */ 781 782 /* Used in MOVI and SHORI (x & 65536). */ 783 HOWTO (R_SH_GOTPC_LOW16, /* type */ 784 0, /* rightshift */ 785 2, /* size (0 = byte, 1 = short, 2 = long) */ 786 64, /* bitsize */ 787 TRUE, /* pc_relative */ 788 10, /* bitpos */ 789 complain_overflow_dont, /* complain_on_overflow */ 790 bfd_elf_generic_reloc, /* special_function */ 791 "R_SH_GOTPC_LOW16", /* name */ 792 FALSE, /* partial_inplace */ 793 0, /* src_mask */ 794 0x3fffc00, /* dst_mask */ 795 TRUE), /* pcrel_offset */ 796 797 /* Used in MOVI and SHORI ((x >> 16) & 65536). */ 798 HOWTO (R_SH_GOTPC_MEDLOW16, /* type */ 799 16, /* rightshift */ 800 2, /* size (0 = byte, 1 = short, 2 = long) */ 801 64, /* bitsize */ 802 TRUE, /* pc_relative */ 803 10, /* bitpos */ 804 complain_overflow_dont, /* complain_on_overflow */ 805 bfd_elf_generic_reloc, /* special_function */ 806 "R_SH_GOTPC_MEDLOW16", /* name */ 807 FALSE, /* partial_inplace */ 808 0, /* src_mask */ 809 0x3fffc00, /* dst_mask */ 810 TRUE), /* pcrel_offset */ 811 812 /* Used in MOVI and SHORI ((x >> 32) & 65536). */ 813 HOWTO (R_SH_GOTPC_MEDHI16, /* type */ 814 32, /* rightshift */ 815 2, /* size (0 = byte, 1 = short, 2 = long) */ 816 64, /* bitsize */ 817 TRUE, /* pc_relative */ 818 10, /* bitpos */ 819 complain_overflow_dont, /* complain_on_overflow */ 820 bfd_elf_generic_reloc, /* special_function */ 821 "R_SH_GOTPC_MEDHI16", /* name */ 822 FALSE, /* partial_inplace */ 823 0, /* src_mask */ 824 0x3fffc00, /* dst_mask */ 825 TRUE), /* pcrel_offset */ 826 827 /* Used in MOVI and SHORI ((x >> 48) & 65536). */ 828 HOWTO (R_SH_GOTPC_HI16, /* type */ 829 48, /* rightshift */ 830 2, /* size (0 = byte, 1 = short, 2 = long) */ 831 64, /* bitsize */ 832 TRUE, /* pc_relative */ 833 10, /* bitpos */ 834 complain_overflow_dont, /* complain_on_overflow */ 835 bfd_elf_generic_reloc, /* special_function */ 836 "R_SH_GOTPC_HI16", /* name */ 837 FALSE, /* partial_inplace */ 838 0, /* src_mask */ 839 0x3fffc00, /* dst_mask */ 840 TRUE), /* pcrel_offset */ 841 842 /* Used in LD.L, FLD.S et al. */ 843 HOWTO (R_SH_GOT10BY4, /* type */ 844 2, /* rightshift */ 845 2, /* size (0 = byte, 1 = short, 2 = long) */ 846 12, /* bitsize */ 847 FALSE, /* pc_relative */ 848 10, /* bitpos */ 849 complain_overflow_signed, /* complain_on_overflow */ 850 bfd_elf_generic_reloc, /* special_function */ 851 "R_SH_GOT10BY4", /* name */ 852 FALSE, /* partial_inplace */ 853 0, /* src_mask */ 854 0xffc00, /* dst_mask */ 855 FALSE), /* pcrel_offset */ 856 857 /* Used in LD.L, FLD.S et al. */ 858 HOWTO (R_SH_GOTPLT10BY4, /* type */ 859 2, /* rightshift */ 860 2, /* size (0 = byte, 1 = short, 2 = long) */ 861 12, /* bitsize */ 862 FALSE, /* pc_relative */ 863 10, /* bitpos */ 864 complain_overflow_signed, /* complain_on_overflow */ 865 bfd_elf_generic_reloc, /* special_function */ 866 "R_SH_GOTPLT10BY4", /* name */ 867 FALSE, /* partial_inplace */ 868 0, /* src_mask */ 869 0xffc00, /* dst_mask */ 870 FALSE), /* pcrel_offset */ 871 872 /* Used in FLD.D, FST.P et al. */ 873 HOWTO (R_SH_GOT10BY8, /* type */ 874 3, /* rightshift */ 875 2, /* size (0 = byte, 1 = short, 2 = long) */ 876 13, /* bitsize */ 877 FALSE, /* pc_relative */ 878 10, /* bitpos */ 879 complain_overflow_signed, /* complain_on_overflow */ 880 bfd_elf_generic_reloc, /* special_function */ 881 "R_SH_GOT10BY8", /* name */ 882 FALSE, /* partial_inplace */ 883 0, /* src_mask */ 884 0xffc00, /* dst_mask */ 885 FALSE), /* pcrel_offset */ 886 887 /* Used in FLD.D, FST.P et al. */ 888 HOWTO (R_SH_GOTPLT10BY8, /* type */ 889 3, /* rightshift */ 890 2, /* size (0 = byte, 1 = short, 2 = long) */ 891 13, /* bitsize */ 892 FALSE, /* pc_relative */ 893 10, /* bitpos */ 894 complain_overflow_signed, /* complain_on_overflow */ 895 bfd_elf_generic_reloc, /* special_function */ 896 "R_SH_GOTPLT10BY8", /* name */ 897 FALSE, /* partial_inplace */ 898 0, /* src_mask */ 899 0xffc00, /* dst_mask */ 900 FALSE), /* pcrel_offset */ 901 902 HOWTO (R_SH_COPY64, /* type */ 903 0, /* rightshift */ 904 4, /* size (0 = byte, 1 = short, 2 = long) */ 905 64, /* bitsize */ 906 FALSE, /* pc_relative */ 907 0, /* bitpos */ 908 complain_overflow_dont, /* complain_on_overflow */ 909 bfd_elf_generic_reloc, /* special_function */ 910 "R_SH_COPY64", /* name */ 911 FALSE, /* partial_inplace */ 912 0, /* src_mask */ 913 ((bfd_vma) 0) - 1, /* dst_mask */ 914 FALSE), /* pcrel_offset */ 915 916 HOWTO (R_SH_GLOB_DAT64, /* type */ 917 0, /* rightshift */ 918 4, /* size (0 = byte, 1 = short, 2 = long) */ 919 64, /* bitsize */ 920 FALSE, /* pc_relative */ 921 0, /* bitpos */ 922 complain_overflow_dont, /* complain_on_overflow */ 923 bfd_elf_generic_reloc, /* special_function */ 924 "R_SH_GLOB_DAT64", /* name */ 925 FALSE, /* partial_inplace */ 926 0, /* src_mask */ 927 ((bfd_vma) 0) - 1, /* dst_mask */ 928 FALSE), /* pcrel_offset */ 929 930 HOWTO (R_SH_JMP_SLOT64, /* type */ 931 0, /* rightshift */ 932 4, /* size (0 = byte, 1 = short, 2 = long) */ 933 64, /* bitsize */ 934 FALSE, /* pc_relative */ 935 0, /* bitpos */ 936 complain_overflow_dont, /* complain_on_overflow */ 937 bfd_elf_generic_reloc, /* special_function */ 938 "R_SH_JMP_SLOT64", /* name */ 939 FALSE, /* partial_inplace */ 940 0, /* src_mask */ 941 ((bfd_vma) 0) - 1, /* dst_mask */ 942 FALSE), /* pcrel_offset */ 943 944 HOWTO (R_SH_RELATIVE64, /* type */ 945 0, /* rightshift */ 946 4, /* size (0 = byte, 1 = short, 2 = long) */ 947 64, /* bitsize */ 948 FALSE, /* pc_relative */ 949 0, /* bitpos */ 950 complain_overflow_dont, /* complain_on_overflow */ 951 bfd_elf_generic_reloc, /* special_function */ 952 "R_SH_RELATIVE64", /* name */ 953 FALSE, /* partial_inplace */ 954 0, /* src_mask */ 955 ((bfd_vma) 0) - 1, /* dst_mask */ 956 FALSE), /* pcrel_offset */ 957 958 EMPTY_HOWTO (197), 959 EMPTY_HOWTO (198), 960 EMPTY_HOWTO (199), 961 EMPTY_HOWTO (200), 962 EMPTY_HOWTO (201), 963 EMPTY_HOWTO (202), 964 EMPTY_HOWTO (203), 965 EMPTY_HOWTO (204), 966 EMPTY_HOWTO (205), 967 EMPTY_HOWTO (206), 968 EMPTY_HOWTO (207), 969 EMPTY_HOWTO (208), 970 EMPTY_HOWTO (209), 971 EMPTY_HOWTO (210), 972 EMPTY_HOWTO (211), 973 EMPTY_HOWTO (212), 974 EMPTY_HOWTO (213), 975 EMPTY_HOWTO (214), 976 EMPTY_HOWTO (215), 977 EMPTY_HOWTO (216), 978 EMPTY_HOWTO (217), 979 EMPTY_HOWTO (218), 980 EMPTY_HOWTO (219), 981 EMPTY_HOWTO (220), 982 EMPTY_HOWTO (221), 983 EMPTY_HOWTO (222), 984 EMPTY_HOWTO (223), 985 EMPTY_HOWTO (224), 986 EMPTY_HOWTO (225), 987 EMPTY_HOWTO (226), 988 EMPTY_HOWTO (227), 989 EMPTY_HOWTO (228), 990 EMPTY_HOWTO (229), 991 EMPTY_HOWTO (230), 992 EMPTY_HOWTO (231), 993 EMPTY_HOWTO (232), 994 EMPTY_HOWTO (233), 995 EMPTY_HOWTO (234), 996 EMPTY_HOWTO (235), 997 EMPTY_HOWTO (236), 998 EMPTY_HOWTO (237), 999 EMPTY_HOWTO (238), 1000 EMPTY_HOWTO (239), 1001 EMPTY_HOWTO (240), 1002 EMPTY_HOWTO (241), 1003 1004 /* Relocations for SHmedia code. None of these are partial_inplace or 1005 use the field being relocated. */ 1006 1007 /* The assembler will generate this reloc before a block of SHmedia 1008 instructions. A section should be processed as assuming it contains 1009 data, unless this reloc is seen. Note that a block of SHcompact 1010 instructions are instead preceded by R_SH_CODE. 1011 This is currently not implemented, but should be used for SHmedia 1012 linker relaxation. */ 1013 HOWTO (R_SH_SHMEDIA_CODE, /* type */ 1014 0, /* rightshift */ 1015 1, /* size (0 = byte, 1 = short, 2 = long) */ 1016 0, /* bitsize */ 1017 FALSE, /* pc_relative */ 1018 0, /* bitpos */ 1019 complain_overflow_unsigned, /* complain_on_overflow */ 1020 sh_elf64_ignore_reloc, /* special_function */ 1021 "R_SH_SHMEDIA_CODE", /* name */ 1022 FALSE, /* partial_inplace */ 1023 0, /* src_mask */ 1024 0, /* dst_mask */ 1025 FALSE), /* pcrel_offset */ 1026 1027 /* The assembler will generate this reloc at a PTA or PTB instruction, 1028 and the linker checks the right type of target, or changes a PTA to a 1029 PTB, if the original insn was PT. */ 1030 HOWTO (R_SH_PT_16, /* type */ 1031 2, /* rightshift */ 1032 2, /* size (0 = byte, 1 = short, 2 = long) */ 1033 18, /* bitsize */ 1034 TRUE, /* pc_relative */ 1035 10, /* bitpos */ 1036 complain_overflow_signed, /* complain_on_overflow */ 1037 bfd_elf_generic_reloc, /* special_function */ 1038 "R_SH_PT_16", /* name */ 1039 FALSE, /* partial_inplace */ 1040 0, /* src_mask */ 1041 0x3fffc00, /* dst_mask */ 1042 TRUE), /* pcrel_offset */ 1043 1044 /* Used in unexpanded MOVI. */ 1045 HOWTO (R_SH_IMMS16, /* type */ 1046 0, /* rightshift */ 1047 2, /* size (0 = byte, 1 = short, 2 = long) */ 1048 16, /* bitsize */ 1049 FALSE, /* pc_relative */ 1050 10, /* bitpos */ 1051 complain_overflow_signed, /* complain_on_overflow */ 1052 bfd_elf_generic_reloc, /* special_function */ 1053 "R_SH_IMMS16", /* name */ 1054 FALSE, /* partial_inplace */ 1055 0, /* src_mask */ 1056 0x3fffc00, /* dst_mask */ 1057 FALSE), /* pcrel_offset */ 1058 1059 /* Used in SHORI. */ 1060 HOWTO (R_SH_IMMU16, /* type */ 1061 0, /* rightshift */ 1062 2, /* size (0 = byte, 1 = short, 2 = long) */ 1063 16, /* bitsize */ 1064 FALSE, /* pc_relative */ 1065 10, /* bitpos */ 1066 complain_overflow_unsigned, /* complain_on_overflow */ 1067 bfd_elf_generic_reloc, /* special_function */ 1068 "R_SH_IMMU16", /* name */ 1069 FALSE, /* partial_inplace */ 1070 0, /* src_mask */ 1071 0x3fffc00, /* dst_mask */ 1072 FALSE), /* pcrel_offset */ 1073 1074 /* Used in MOVI and SHORI (x & 65536). */ 1075 HOWTO (R_SH_IMM_LOW16, /* type */ 1076 0, /* rightshift */ 1077 2, /* size (0 = byte, 1 = short, 2 = long) */ 1078 64, /* bitsize */ 1079 FALSE, /* pc_relative */ 1080 10, /* bitpos */ 1081 complain_overflow_dont, /* complain_on_overflow */ 1082 bfd_elf_generic_reloc, /* special_function */ 1083 "R_SH_IMM_LOW16", /* name */ 1084 FALSE, /* partial_inplace */ 1085 0, /* src_mask */ 1086 0x3fffc00, /* dst_mask */ 1087 FALSE), /* pcrel_offset */ 1088 1089 /* Used in MOVI and SHORI ((x - $) & 65536). */ 1090 HOWTO (R_SH_IMM_LOW16_PCREL, /* type */ 1091 0, /* rightshift */ 1092 2, /* size (0 = byte, 1 = short, 2 = long) */ 1093 64, /* bitsize */ 1094 TRUE, /* pc_relative */ 1095 10, /* bitpos */ 1096 complain_overflow_dont, /* complain_on_overflow */ 1097 bfd_elf_generic_reloc, /* special_function */ 1098 "R_SH_IMM_LOW16_PCREL", /* name */ 1099 FALSE, /* partial_inplace */ 1100 0, /* src_mask */ 1101 0x3fffc00, /* dst_mask */ 1102 TRUE), /* pcrel_offset */ 1103 1104 /* Used in MOVI and SHORI ((x >> 16) & 65536). */ 1105 HOWTO (R_SH_IMM_MEDLOW16, /* type */ 1106 16, /* rightshift */ 1107 2, /* size (0 = byte, 1 = short, 2 = long) */ 1108 64, /* bitsize */ 1109 FALSE, /* pc_relative */ 1110 10, /* bitpos */ 1111 complain_overflow_dont, /* complain_on_overflow */ 1112 bfd_elf_generic_reloc, /* special_function */ 1113 "R_SH_IMM_MEDLOW16", /* name */ 1114 FALSE, /* partial_inplace */ 1115 0, /* src_mask */ 1116 0x3fffc00, /* dst_mask */ 1117 FALSE), /* pcrel_offset */ 1118 1119 /* Used in MOVI and SHORI (((x - $) >> 16) & 65536). */ 1120 HOWTO (R_SH_IMM_MEDLOW16_PCREL, /* type */ 1121 16, /* rightshift */ 1122 2, /* size (0 = byte, 1 = short, 2 = long) */ 1123 64, /* bitsize */ 1124 TRUE, /* pc_relative */ 1125 10, /* bitpos */ 1126 complain_overflow_dont, /* complain_on_overflow */ 1127 bfd_elf_generic_reloc, /* special_function */ 1128 "R_SH_IMM_MEDLOW16_PCREL", /* name */ 1129 FALSE, /* partial_inplace */ 1130 0, /* src_mask */ 1131 0x3fffc00, /* dst_mask */ 1132 TRUE), /* pcrel_offset */ 1133 1134 /* Used in MOVI and SHORI ((x >> 32) & 65536). */ 1135 HOWTO (R_SH_IMM_MEDHI16, /* type */ 1136 32, /* rightshift */ 1137 2, /* size (0 = byte, 1 = short, 2 = long) */ 1138 64, /* bitsize */ 1139 FALSE, /* pc_relative */ 1140 10, /* bitpos */ 1141 complain_overflow_dont, /* complain_on_overflow */ 1142 bfd_elf_generic_reloc, /* special_function */ 1143 "R_SH_IMM_MEDHI16", /* name */ 1144 FALSE, /* partial_inplace */ 1145 0, /* src_mask */ 1146 0x3fffc00, /* dst_mask */ 1147 FALSE), /* pcrel_offset */ 1148 1149 /* Used in MOVI and SHORI (((x - $) >> 32) & 65536). */ 1150 HOWTO (R_SH_IMM_MEDHI16_PCREL, /* type */ 1151 32, /* rightshift */ 1152 2, /* size (0 = byte, 1 = short, 2 = long) */ 1153 64, /* bitsize */ 1154 TRUE, /* pc_relative */ 1155 10, /* bitpos */ 1156 complain_overflow_dont, /* complain_on_overflow */ 1157 bfd_elf_generic_reloc, /* special_function */ 1158 "R_SH_IMM_MEDHI16_PCREL", /* name */ 1159 FALSE, /* partial_inplace */ 1160 0, /* src_mask */ 1161 0x3fffc00, /* dst_mask */ 1162 TRUE), /* pcrel_offset */ 1163 1164 /* Used in MOVI and SHORI ((x >> 48) & 65536). */ 1165 HOWTO (R_SH_IMM_HI16, /* type */ 1166 48, /* rightshift */ 1167 2, /* size (0 = byte, 1 = short, 2 = long) */ 1168 64, /* bitsize */ 1169 FALSE, /* pc_relative */ 1170 10, /* bitpos */ 1171 complain_overflow_dont, /* complain_on_overflow */ 1172 bfd_elf_generic_reloc, /* special_function */ 1173 "R_SH_IMM_HI16", /* name */ 1174 FALSE, /* partial_inplace */ 1175 0, /* src_mask */ 1176 0x3fffc00, /* dst_mask */ 1177 FALSE), /* pcrel_offset */ 1178 1179 /* Used in MOVI and SHORI (((x - $) >> 48) & 65536). */ 1180 HOWTO (R_SH_IMM_HI16_PCREL, /* type */ 1181 48, /* rightshift */ 1182 2, /* size (0 = byte, 1 = short, 2 = long) */ 1183 64, /* bitsize */ 1184 TRUE, /* pc_relative */ 1185 10, /* bitpos */ 1186 complain_overflow_dont, /* complain_on_overflow */ 1187 bfd_elf_generic_reloc, /* special_function */ 1188 "R_SH_IMM_HI16_PCREL", /* name */ 1189 FALSE, /* partial_inplace */ 1190 0, /* src_mask */ 1191 0x3fffc00, /* dst_mask */ 1192 TRUE), /* pcrel_offset */ 1193 1194 /* For the .uaquad pseudo. */ 1195 HOWTO (R_SH_64, /* type */ 1196 0, /* rightshift */ 1197 4, /* size (0 = byte, 1 = short, 2 = long) */ 1198 64, /* bitsize */ 1199 FALSE, /* pc_relative */ 1200 0, /* bitpos */ 1201 complain_overflow_dont, /* complain_on_overflow */ 1202 bfd_elf_generic_reloc, /* special_function */ 1203 "R_SH_64", /* name */ 1204 FALSE, /* partial_inplace */ 1205 0, /* src_mask */ 1206 ((bfd_vma) 0) - 1, /* dst_mask */ 1207 FALSE), /* pcrel_offset */ 1208 1209 /* For the .uaquad pseudo, (x - $). */ 1210 HOWTO (R_SH_64_PCREL, /* type */ 1211 48, /* rightshift */ 1212 2, /* size (0 = byte, 1 = short, 2 = long) */ 1213 64, /* bitsize */ 1214 TRUE, /* pc_relative */ 1215 10, /* bitpos */ 1216 complain_overflow_dont, /* complain_on_overflow */ 1217 bfd_elf_generic_reloc, /* special_function */ 1218 "R_SH_64_PCREL", /* name */ 1219 FALSE, /* partial_inplace */ 1220 0, /* src_mask */ 1221 ((bfd_vma) 0) - 1, /* dst_mask */ 1222 TRUE), /* pcrel_offset */ 1223 1224 }; 1225 1226 /* This function is used for relocs which are only used for relaxing, 1227 which the linker should otherwise ignore. */ 1228 1229 static bfd_reloc_status_type 1230 sh_elf64_ignore_reloc (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry, 1231 asymbol *symbol ATTRIBUTE_UNUSED, 1232 void *data ATTRIBUTE_UNUSED, asection *input_section, 1233 bfd *output_bfd, 1234 char **error_message ATTRIBUTE_UNUSED) 1235 { 1236 if (output_bfd != NULL) 1237 reloc_entry->address += input_section->output_offset; 1238 return bfd_reloc_ok; 1239 } 1240 1241 /* This function is used for normal relocs. This used to be like the COFF 1242 function, and is almost certainly incorrect for other ELF targets. 1243 1244 See sh_elf_reloc in elf32-sh.c for the original. */ 1245 1246 static bfd_reloc_status_type 1247 sh_elf64_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol_in, 1248 void *data, asection *input_section, bfd *output_bfd, 1249 char **error_message ATTRIBUTE_UNUSED) 1250 { 1251 unsigned long insn; 1252 bfd_vma sym_value; 1253 enum elf_sh_reloc_type r_type; 1254 bfd_vma addr = reloc_entry->address; 1255 bfd_byte *hit_data = addr + (bfd_byte *) data; 1256 1257 r_type = (enum elf_sh_reloc_type) reloc_entry->howto->type; 1258 1259 if (output_bfd != NULL) 1260 { 1261 /* Partial linking--do nothing. */ 1262 reloc_entry->address += input_section->output_offset; 1263 return bfd_reloc_ok; 1264 } 1265 1266 if (symbol_in != NULL 1267 && bfd_is_und_section (symbol_in->section)) 1268 return bfd_reloc_undefined; 1269 1270 if (bfd_is_com_section (symbol_in->section)) 1271 sym_value = 0; 1272 else 1273 sym_value = (symbol_in->value + 1274 symbol_in->section->output_section->vma + 1275 symbol_in->section->output_offset); 1276 1277 switch (r_type) 1278 { 1279 case R_SH_DIR32: 1280 insn = bfd_get_32 (abfd, hit_data); 1281 insn += sym_value + reloc_entry->addend; 1282 bfd_put_32 (abfd, insn, hit_data); 1283 break; 1284 1285 default: 1286 abort (); 1287 break; 1288 } 1289 1290 return bfd_reloc_ok; 1291 } 1292 1293 /* This structure is used to map BFD reloc codes to SH ELF relocs. */ 1294 1295 struct elf_reloc_map 1296 { 1297 bfd_reloc_code_real_type bfd_reloc_val; 1298 unsigned char elf_reloc_val; 1299 }; 1300 1301 /* An array mapping BFD reloc codes to SH ELF relocs. */ 1302 1303 static const struct elf_reloc_map sh64_reloc_map[] = 1304 { 1305 { BFD_RELOC_NONE, R_SH_NONE }, 1306 { BFD_RELOC_32, R_SH_DIR32 }, 1307 { BFD_RELOC_CTOR, R_SH_DIR32 }, 1308 { BFD_RELOC_32_PCREL, R_SH_REL32 }, 1309 { BFD_RELOC_8_PCREL, R_SH_SWITCH8 }, 1310 { BFD_RELOC_SH_SWITCH16, R_SH_SWITCH16 }, 1311 { BFD_RELOC_SH_SWITCH32, R_SH_SWITCH32 }, 1312 { BFD_RELOC_VTABLE_INHERIT, R_SH_GNU_VTINHERIT }, 1313 { BFD_RELOC_VTABLE_ENTRY, R_SH_GNU_VTENTRY }, 1314 { BFD_RELOC_SH_GOT_LOW16, R_SH_GOT_LOW16 }, 1315 { BFD_RELOC_SH_GOT_MEDLOW16, R_SH_GOT_MEDLOW16 }, 1316 { BFD_RELOC_SH_GOT_MEDHI16, R_SH_GOT_MEDHI16 }, 1317 { BFD_RELOC_SH_GOT_HI16, R_SH_GOT_HI16 }, 1318 { BFD_RELOC_SH_GOTPLT_LOW16, R_SH_GOTPLT_LOW16 }, 1319 { BFD_RELOC_SH_GOTPLT_MEDLOW16, R_SH_GOTPLT_MEDLOW16 }, 1320 { BFD_RELOC_SH_GOTPLT_MEDHI16, R_SH_GOTPLT_MEDHI16 }, 1321 { BFD_RELOC_SH_GOTPLT_HI16, R_SH_GOTPLT_HI16 }, 1322 { BFD_RELOC_SH_PLT_LOW16, R_SH_PLT_LOW16 }, 1323 { BFD_RELOC_SH_PLT_MEDLOW16, R_SH_PLT_MEDLOW16 }, 1324 { BFD_RELOC_SH_PLT_MEDHI16, R_SH_PLT_MEDHI16 }, 1325 { BFD_RELOC_SH_PLT_HI16, R_SH_PLT_HI16 }, 1326 { BFD_RELOC_SH_GOTOFF_LOW16, R_SH_GOTOFF_LOW16 }, 1327 { BFD_RELOC_SH_GOTOFF_MEDLOW16, R_SH_GOTOFF_MEDLOW16 }, 1328 { BFD_RELOC_SH_GOTOFF_MEDHI16, R_SH_GOTOFF_MEDHI16 }, 1329 { BFD_RELOC_SH_GOTOFF_HI16, R_SH_GOTOFF_HI16 }, 1330 { BFD_RELOC_SH_GOTPC_LOW16, R_SH_GOTPC_LOW16 }, 1331 { BFD_RELOC_SH_GOTPC_MEDLOW16, R_SH_GOTPC_MEDLOW16 }, 1332 { BFD_RELOC_SH_GOTPC_MEDHI16, R_SH_GOTPC_MEDHI16 }, 1333 { BFD_RELOC_SH_GOTPC_HI16, R_SH_GOTPC_HI16 }, 1334 { BFD_RELOC_SH_COPY64, R_SH_COPY64 }, 1335 { BFD_RELOC_SH_GLOB_DAT64, R_SH_GLOB_DAT64 }, 1336 { BFD_RELOC_SH_JMP_SLOT64, R_SH_JMP_SLOT64 }, 1337 { BFD_RELOC_SH_RELATIVE64, R_SH_RELATIVE64 }, 1338 { BFD_RELOC_SH_GOT10BY4, R_SH_GOT10BY4 }, 1339 { BFD_RELOC_SH_GOT10BY8, R_SH_GOT10BY8 }, 1340 { BFD_RELOC_SH_GOTPLT10BY4, R_SH_GOTPLT10BY4 }, 1341 { BFD_RELOC_SH_GOTPLT10BY8, R_SH_GOTPLT10BY8 }, 1342 { BFD_RELOC_SH_PT_16, R_SH_PT_16 }, 1343 { BFD_RELOC_SH_SHMEDIA_CODE, R_SH_SHMEDIA_CODE }, 1344 { BFD_RELOC_SH_IMMU5, R_SH_DIR5U }, 1345 { BFD_RELOC_SH_IMMS6, R_SH_DIR6S }, 1346 { BFD_RELOC_SH_IMMU6, R_SH_DIR6U }, 1347 { BFD_RELOC_SH_IMMS10, R_SH_DIR10S }, 1348 { BFD_RELOC_SH_IMMS10BY2, R_SH_DIR10SW }, 1349 { BFD_RELOC_SH_IMMS10BY4, R_SH_DIR10SL }, 1350 { BFD_RELOC_SH_IMMS10BY8, R_SH_DIR10SQ }, 1351 { BFD_RELOC_SH_IMMS16, R_SH_IMMS16 }, 1352 { BFD_RELOC_SH_IMMU16, R_SH_IMMU16 }, 1353 { BFD_RELOC_SH_IMM_LOW16, R_SH_IMM_LOW16 }, 1354 { BFD_RELOC_SH_IMM_LOW16_PCREL, R_SH_IMM_LOW16_PCREL }, 1355 { BFD_RELOC_SH_IMM_MEDLOW16, R_SH_IMM_MEDLOW16 }, 1356 { BFD_RELOC_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDLOW16_PCREL }, 1357 { BFD_RELOC_SH_IMM_MEDHI16, R_SH_IMM_MEDHI16 }, 1358 { BFD_RELOC_SH_IMM_MEDHI16_PCREL, R_SH_IMM_MEDHI16_PCREL }, 1359 { BFD_RELOC_SH_IMM_HI16, R_SH_IMM_HI16 }, 1360 { BFD_RELOC_SH_IMM_HI16_PCREL, R_SH_IMM_HI16_PCREL }, 1361 { BFD_RELOC_64, R_SH_64 }, 1362 { BFD_RELOC_64_PCREL, R_SH_64_PCREL }, 1363 }; 1364 1365 /* Given a BFD reloc code, return the howto structure for the 1366 corresponding SH ELf reloc. */ 1367 1368 static reloc_howto_type * 1369 sh_elf64_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, 1370 bfd_reloc_code_real_type code) 1371 { 1372 unsigned int i; 1373 1374 for (i = 0; i < sizeof (sh64_reloc_map) / sizeof (struct elf_reloc_map); i++) 1375 { 1376 if (sh64_reloc_map[i].bfd_reloc_val == code) 1377 return &sh_elf64_howto_table[(int) sh64_reloc_map[i].elf_reloc_val]; 1378 } 1379 1380 return NULL; 1381 } 1382 1383 static reloc_howto_type * 1384 sh_elf64_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, 1385 const char *r_name) 1386 { 1387 unsigned int i; 1388 1389 for (i = 0; 1390 i < sizeof (sh_elf64_howto_table) / sizeof (sh_elf64_howto_table[0]); 1391 i++) 1392 if (sh_elf64_howto_table[i].name != NULL 1393 && strcasecmp (sh_elf64_howto_table[i].name, r_name) == 0) 1394 return &sh_elf64_howto_table[i]; 1395 1396 return NULL; 1397 } 1398 1399 /* Given an ELF reloc, fill in the howto field of a relent. 1400 1401 See sh_elf_info_to_howto in elf32-sh.c for the original. */ 1402 1403 static void 1404 sh_elf64_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr, 1405 Elf_Internal_Rela *dst) 1406 { 1407 unsigned int r; 1408 1409 r = ELF64_R_TYPE (dst->r_info); 1410 1411 BFD_ASSERT (r <= (unsigned int) R_SH_64_PCREL); 1412 BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC || r > R_SH_LAST_INVALID_RELOC); 1413 BFD_ASSERT (r < R_SH_DIR8WPN || r > R_SH_LAST_INVALID_RELOC_2); 1414 BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_3 || r > R_SH_GOTPLT32); 1415 BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_4 || r > R_SH_LAST_INVALID_RELOC_4); 1416 1417 cache_ptr->howto = &sh_elf64_howto_table[r]; 1418 } 1419 1420 /* Relocate an SH ELF section. 1421 1422 See sh_elf_info_to_howto in elf32-sh.c for the original. */ 1423 1424 static bfd_boolean 1425 sh_elf64_relocate_section (bfd *output_bfd ATTRIBUTE_UNUSED, 1426 struct bfd_link_info *info, bfd *input_bfd, 1427 asection *input_section, bfd_byte *contents, 1428 Elf_Internal_Rela *relocs, 1429 Elf_Internal_Sym *local_syms, 1430 asection **local_sections) 1431 { 1432 Elf_Internal_Shdr *symtab_hdr; 1433 struct elf_link_hash_entry **sym_hashes; 1434 Elf_Internal_Rela *rel, *relend; 1435 bfd *dynobj; 1436 bfd_vma *local_got_offsets; 1437 asection *sgot; 1438 asection *sgotplt; 1439 asection *splt; 1440 asection *sreloc; 1441 bfd_vma disp, dropped; 1442 1443 symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; 1444 sym_hashes = elf_sym_hashes (input_bfd); 1445 dynobj = elf_hash_table (info)->dynobj; 1446 local_got_offsets = elf_local_got_offsets (input_bfd); 1447 1448 sgot = NULL; 1449 sgotplt = NULL; 1450 splt = NULL; 1451 sreloc = NULL; 1452 1453 rel = relocs; 1454 relend = relocs + input_section->reloc_count; 1455 for (; rel < relend; rel++) 1456 { 1457 int r_type; 1458 reloc_howto_type *howto; 1459 unsigned long r_symndx; 1460 Elf_Internal_Sym *sym; 1461 asection *sec; 1462 struct elf_link_hash_entry *h; 1463 bfd_vma relocation; 1464 bfd_vma addend = (bfd_vma)0; 1465 bfd_reloc_status_type r; 1466 int seen_stt_datalabel = 0; 1467 1468 r_symndx = ELF64_R_SYM (rel->r_info); 1469 1470 r_type = ELF64_R_TYPE (rel->r_info); 1471 1472 if (r_type == (int) R_SH_NONE) 1473 continue; 1474 1475 if (r_type < 0 1476 || r_type > R_SH_64_PCREL 1477 || (r_type >= (int) R_SH_FIRST_INVALID_RELOC 1478 && r_type <= (int) R_SH_LAST_INVALID_RELOC) 1479 || (r_type >= (int) R_SH_DIR8WPN 1480 && r_type <= (int) R_SH_LAST_INVALID_RELOC) 1481 || (r_type >= (int) R_SH_GNU_VTINHERIT 1482 && r_type <= (int) R_SH_PSHL) 1483 || (r_type >= (int) R_SH_FIRST_INVALID_RELOC_2 1484 && r_type <= R_SH_GOTPLT32) 1485 || (r_type >= (int) R_SH_FIRST_INVALID_RELOC_4 1486 && r_type <= (int) R_SH_LAST_INVALID_RELOC_4)) 1487 { 1488 bfd_set_error (bfd_error_bad_value); 1489 return FALSE; 1490 } 1491 1492 howto = sh_elf64_howto_table + r_type; 1493 1494 h = NULL; 1495 sym = NULL; 1496 sec = NULL; 1497 relocation = 0; 1498 if (r_symndx < symtab_hdr->sh_info) 1499 { 1500 sym = local_syms + r_symndx; 1501 sec = local_sections[r_symndx]; 1502 relocation = ((sec->output_section->vma 1503 + sec->output_offset 1504 + sym->st_value) 1505 | ((sym->st_other & STO_SH5_ISA32) != 0)); 1506 1507 /* A local symbol never has STO_SH5_ISA32, so we don't need 1508 datalabel processing here. Make sure this does not change 1509 without notice. */ 1510 if ((sym->st_other & STO_SH5_ISA32) != 0) 1511 ((*info->callbacks->reloc_dangerous) 1512 (info, 1513 _("Unexpected STO_SH5_ISA32 on local symbol is not handled"), 1514 input_bfd, input_section, rel->r_offset)); 1515 1516 if (sec != NULL && discarded_section (sec)) 1517 /* Handled below. */ 1518 ; 1519 else if (info->relocatable) 1520 { 1521 /* This is a relocatable link. We don't have to change 1522 anything, unless the reloc is against a section symbol, 1523 in which case we have to adjust according to where the 1524 section symbol winds up in the output section. */ 1525 if (ELF_ST_TYPE (sym->st_info) == STT_SECTION) 1526 goto final_link_relocate; 1527 1528 continue; 1529 } 1530 else if (! howto->partial_inplace) 1531 { 1532 relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel); 1533 relocation |= ((sym->st_other & STO_SH5_ISA32) != 0); 1534 } 1535 else if ((sec->flags & SEC_MERGE) 1536 && ELF_ST_TYPE (sym->st_info) == STT_SECTION) 1537 { 1538 asection *msec; 1539 1540 if (howto->rightshift || howto->src_mask != 0xffffffff) 1541 { 1542 (*_bfd_error_handler) 1543 (_("%B(%A+0x%lx): %s relocation against SEC_MERGE section"), 1544 input_bfd, input_section, 1545 (long) rel->r_offset, howto->name); 1546 return FALSE; 1547 } 1548 1549 addend = bfd_get_32 (input_bfd, contents + rel->r_offset); 1550 msec = sec; 1551 addend = 1552 _bfd_elf_rel_local_sym (output_bfd, sym, &msec, addend) 1553 - relocation; 1554 addend += msec->output_section->vma + msec->output_offset; 1555 bfd_put_32 (input_bfd, addend, contents + rel->r_offset); 1556 addend = 0; 1557 } 1558 } 1559 else 1560 { 1561 /* ??? Could we use the RELOC_FOR_GLOBAL_SYMBOL macro here ? */ 1562 1563 h = sym_hashes[r_symndx - symtab_hdr->sh_info]; 1564 while (h->root.type == bfd_link_hash_indirect 1565 || h->root.type == bfd_link_hash_warning) 1566 { 1567 /* If the reference passes a symbol marked with 1568 STT_DATALABEL, then any STO_SH5_ISA32 on the final value 1569 doesn't count. */ 1570 seen_stt_datalabel |= h->type == STT_DATALABEL; 1571 h = (struct elf_link_hash_entry *) h->root.u.i.link; 1572 } 1573 1574 if (h->root.type == bfd_link_hash_defined 1575 || h->root.type == bfd_link_hash_defweak) 1576 { 1577 sec = h->root.u.def.section; 1578 /* In these cases, we don't need the relocation value. 1579 We check specially because in some obscure cases 1580 sec->output_section will be NULL. */ 1581 if (r_type == R_SH_GOTPC_LOW16 1582 || r_type == R_SH_GOTPC_MEDLOW16 1583 || r_type == R_SH_GOTPC_MEDHI16 1584 || r_type == R_SH_GOTPC_HI16 1585 || ((r_type == R_SH_PLT_LOW16 1586 || r_type == R_SH_PLT_MEDLOW16 1587 || r_type == R_SH_PLT_MEDHI16 1588 || r_type == R_SH_PLT_HI16) 1589 && h->plt.offset != (bfd_vma) -1) 1590 || ((r_type == R_SH_GOT_LOW16 1591 || r_type == R_SH_GOT_MEDLOW16 1592 || r_type == R_SH_GOT_MEDHI16 1593 || r_type == R_SH_GOT_HI16) 1594 && elf_hash_table (info)->dynamic_sections_created 1595 && (! info->shared 1596 || (! info->symbolic && h->dynindx != -1) 1597 || !h->def_regular)) 1598 /* The cases above are those in which relocation is 1599 overwritten in the switch block below. The cases 1600 below are those in which we must defer relocation 1601 to run-time, because we can't resolve absolute 1602 addresses when creating a shared library. */ 1603 || (info->shared 1604 && ((! info->symbolic && h->dynindx != -1) 1605 || !h->def_regular) 1606 && ((r_type == R_SH_64 1607 && !(ELF_ST_VISIBILITY (h->other) == STV_INTERNAL 1608 || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN)) 1609 || r_type == R_SH_64_PCREL) 1610 && ((input_section->flags & SEC_ALLOC) != 0 1611 /* DWARF will emit R_SH_DIR32 relocations in its 1612 sections against symbols defined externally 1613 in shared libraries. We can't do anything 1614 with them here. */ 1615 || (input_section->flags & SEC_DEBUGGING) != 0)) 1616 /* Dynamic relocs are not propagated for SEC_DEBUGGING 1617 sections because such sections are not SEC_ALLOC and 1618 thus ld.so will not process them. */ 1619 || (sec->output_section == NULL 1620 && ((input_section->flags & SEC_DEBUGGING) != 0 1621 && h->def_dynamic))) 1622 ; 1623 else if (sec->output_section != NULL) 1624 relocation = ((h->root.u.def.value 1625 + sec->output_section->vma 1626 + sec->output_offset) 1627 /* A STO_SH5_ISA32 causes a "bitor 1" to the 1628 symbol value, unless we've seen 1629 STT_DATALABEL on the way to it. */ 1630 | ((h->other & STO_SH5_ISA32) != 0 1631 && ! seen_stt_datalabel)); 1632 else if (!info->relocatable 1633 && (_bfd_elf_section_offset (output_bfd, info, 1634 input_section, 1635 rel->r_offset) 1636 != (bfd_vma) -1)) 1637 { 1638 (*_bfd_error_handler) 1639 (_("%B(%A+0x%lx): unresolvable %s relocation against symbol `%s'"), 1640 input_bfd, 1641 input_section, 1642 (long) rel->r_offset, 1643 howto->name, 1644 h->root.root.string); 1645 } 1646 } 1647 else if (h->root.type == bfd_link_hash_undefweak) 1648 ; 1649 else if (info->unresolved_syms_in_objects == RM_IGNORE 1650 && ELF_ST_VISIBILITY (h->other) == STV_DEFAULT) 1651 ; 1652 else if (!info->relocatable) 1653 { 1654 if (! ((*info->callbacks->undefined_symbol) 1655 (info, h->root.root.string, input_bfd, 1656 input_section, rel->r_offset, 1657 (info->unresolved_syms_in_objects == RM_GENERATE_ERROR 1658 || ELF_ST_VISIBILITY (h->other))))) 1659 return FALSE; 1660 } 1661 } 1662 1663 if (sec != NULL && discarded_section (sec)) 1664 RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, 1665 rel, 1, relend, howto, 0, contents); 1666 1667 if (info->relocatable) 1668 continue; 1669 1670 disp = (relocation 1671 - input_section->output_section->vma 1672 - input_section->output_offset 1673 - rel->r_offset); 1674 dropped = 0; 1675 switch ((int)r_type) 1676 { 1677 case R_SH_PT_16: dropped = disp & 2; break; 1678 case R_SH_DIR10SW: dropped = disp & 1; break; 1679 case R_SH_DIR10SL: dropped = disp & 3; break; 1680 case R_SH_DIR10SQ: dropped = disp & 7; break; 1681 } 1682 if (dropped != 0) 1683 { 1684 (*_bfd_error_handler) 1685 (_("%s: error: unaligned relocation type %d at %08x reloc %08x\n"), 1686 bfd_get_filename (input_bfd), (int)r_type, (unsigned)rel->r_offset, (unsigned)relocation); 1687 bfd_set_error (bfd_error_bad_value); 1688 return FALSE; 1689 } 1690 switch ((int)r_type) 1691 { 1692 case R_SH_64: 1693 case R_SH_64_PCREL: 1694 if (info->shared 1695 && (input_section->flags & SEC_ALLOC) != 0 1696 && (r_type != R_SH_64_PCREL 1697 || (h != NULL 1698 && h->dynindx != -1 1699 && (! info->symbolic 1700 || !h->def_regular)))) 1701 { 1702 Elf_Internal_Rela outrel; 1703 bfd_byte *loc; 1704 bfd_boolean skip, relocate; 1705 1706 /* When generating a shared object, these relocations 1707 are copied into the output file to be resolved at run 1708 time. */ 1709 1710 if (sreloc == NULL) 1711 { 1712 sreloc = _bfd_elf_get_dynamic_reloc_section 1713 (input_bfd, input_section, /*rela?*/ TRUE); 1714 if (sreloc == NULL) 1715 return FALSE; 1716 } 1717 1718 skip = FALSE; 1719 relocate = FALSE; 1720 1721 outrel.r_offset 1722 = _bfd_elf_section_offset (output_bfd, info, 1723 input_section, rel->r_offset); 1724 1725 if (outrel.r_offset == (bfd_vma) -1) 1726 skip = TRUE; 1727 else if (outrel.r_offset == (bfd_vma) -2) 1728 skip = TRUE, relocate = TRUE; 1729 1730 outrel.r_offset += (input_section->output_section->vma 1731 + input_section->output_offset); 1732 1733 if (skip) 1734 memset (&outrel, 0, sizeof outrel); 1735 else if (r_type == R_SH_64_PCREL) 1736 { 1737 BFD_ASSERT (h != NULL && h->dynindx != -1); 1738 outrel.r_info = ELF64_R_INFO (h->dynindx, R_SH_64_PCREL); 1739 outrel.r_addend = rel->r_addend; 1740 } 1741 else 1742 { 1743 /* h->dynindx may be -1 if this symbol was marked to 1744 become local. */ 1745 if (h == NULL 1746 || ((info->symbolic || h->dynindx == -1) 1747 && h->def_regular)) 1748 { 1749 relocate = TRUE; 1750 outrel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64); 1751 outrel.r_addend = relocation + rel->r_addend; 1752 } 1753 else 1754 { 1755 BFD_ASSERT (h->dynindx != -1); 1756 outrel.r_info = ELF64_R_INFO (h->dynindx, R_SH_64); 1757 outrel.r_addend = relocation + rel->r_addend; 1758 } 1759 } 1760 1761 loc = sreloc->contents; 1762 loc += sreloc->reloc_count++ * sizeof (Elf64_External_Rela); 1763 bfd_elf64_swap_reloca_out (output_bfd, &outrel, loc); 1764 1765 /* If this reloc is against an external symbol, we do 1766 not want to fiddle with the addend. Otherwise, we 1767 need to include the symbol value so that it becomes 1768 an addend for the dynamic reloc. */ 1769 if (! relocate) 1770 continue; 1771 } 1772 else if (r_type == R_SH_64) 1773 addend = rel->r_addend; 1774 goto final_link_relocate; 1775 1776 case R_SH_GOTPLT_LOW16: 1777 case R_SH_GOTPLT_MEDLOW16: 1778 case R_SH_GOTPLT_MEDHI16: 1779 case R_SH_GOTPLT_HI16: 1780 case R_SH_GOTPLT10BY4: 1781 case R_SH_GOTPLT10BY8: 1782 /* Relocation is to the entry for this symbol in the 1783 procedure linkage table. */ 1784 1785 if (h == NULL 1786 || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL 1787 || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN 1788 || ! info->shared 1789 || info->symbolic 1790 || h->dynindx == -1 1791 || h->plt.offset == (bfd_vma) -1 1792 || h->got.offset != (bfd_vma) -1) 1793 goto force_got; 1794 1795 /* Relocation is to the entry for this symbol in the global 1796 offset table extension for the procedure linkage table. */ 1797 if (sgotplt == NULL) 1798 { 1799 sgotplt = bfd_get_linker_section (dynobj, ".got.plt"); 1800 BFD_ASSERT (sgotplt != NULL); 1801 } 1802 1803 relocation = (sgotplt->output_offset 1804 + ((h->plt.offset / elf_sh64_sizeof_plt (info) 1805 - 1 + 3) * 8)); 1806 1807 relocation -= GOT_BIAS; 1808 1809 goto final_link_relocate; 1810 1811 force_got: 1812 case R_SH_GOT_LOW16: 1813 case R_SH_GOT_MEDLOW16: 1814 case R_SH_GOT_MEDHI16: 1815 case R_SH_GOT_HI16: 1816 case R_SH_GOT10BY4: 1817 case R_SH_GOT10BY8: 1818 /* Relocation is to the entry for this symbol in the global 1819 offset table. */ 1820 if (sgot == NULL) 1821 { 1822 sgot = bfd_get_linker_section (dynobj, ".got"); 1823 BFD_ASSERT (sgot != NULL); 1824 } 1825 1826 if (h != NULL) 1827 { 1828 bfd_vma off; 1829 1830 off = h->got.offset; 1831 if (seen_stt_datalabel) 1832 { 1833 struct elf_sh64_link_hash_entry *hsh; 1834 1835 hsh = (struct elf_sh64_link_hash_entry *)h; 1836 off = hsh->datalabel_got_offset; 1837 } 1838 BFD_ASSERT (off != (bfd_vma) -1); 1839 1840 if (! elf_hash_table (info)->dynamic_sections_created 1841 || (info->shared 1842 && (info->symbolic || h->dynindx == -1 1843 || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL 1844 || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) 1845 && h->def_regular)) 1846 { 1847 /* This is actually a static link, or it is a 1848 -Bsymbolic link and the symbol is defined 1849 locally, or the symbol was forced to be local 1850 because of a version file. We must initialize 1851 this entry in the global offset table. Since the 1852 offset must always be a multiple of 4, we use the 1853 least significant bit to record whether we have 1854 initialized it already. 1855 1856 When doing a dynamic link, we create a .rela.got 1857 relocation entry to initialize the value. This 1858 is done in the finish_dynamic_symbol routine. */ 1859 if ((off & 1) != 0) 1860 off &= ~1; 1861 else 1862 { 1863 bfd_put_64 (output_bfd, relocation, 1864 sgot->contents + off); 1865 if (seen_stt_datalabel) 1866 { 1867 struct elf_sh64_link_hash_entry *hsh; 1868 1869 hsh = (struct elf_sh64_link_hash_entry *)h; 1870 hsh->datalabel_got_offset |= 1; 1871 } 1872 else 1873 h->got.offset |= 1; 1874 } 1875 } 1876 1877 relocation = sgot->output_offset + off; 1878 } 1879 else 1880 { 1881 bfd_vma off; 1882 1883 if (rel->r_addend) 1884 { 1885 BFD_ASSERT (local_got_offsets != NULL 1886 && (local_got_offsets[symtab_hdr->sh_info 1887 + r_symndx] 1888 != (bfd_vma) -1)); 1889 1890 off = local_got_offsets[symtab_hdr->sh_info 1891 + r_symndx]; 1892 } 1893 else 1894 { 1895 BFD_ASSERT (local_got_offsets != NULL 1896 && local_got_offsets[r_symndx] != (bfd_vma) -1); 1897 1898 off = local_got_offsets[r_symndx]; 1899 } 1900 1901 /* The offset must always be a multiple of 8. We use 1902 the least significant bit to record whether we have 1903 already generated the necessary reloc. */ 1904 if ((off & 1) != 0) 1905 off &= ~1; 1906 else 1907 { 1908 bfd_put_64 (output_bfd, relocation, sgot->contents + off); 1909 1910 if (info->shared) 1911 { 1912 asection *s; 1913 Elf_Internal_Rela outrel; 1914 bfd_byte *loc; 1915 1916 s = bfd_get_linker_section (dynobj, ".rela.got"); 1917 BFD_ASSERT (s != NULL); 1918 1919 outrel.r_offset = (sgot->output_section->vma 1920 + sgot->output_offset 1921 + off); 1922 outrel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64); 1923 outrel.r_addend = relocation; 1924 loc = s->contents; 1925 loc += s->reloc_count++ * sizeof (Elf64_External_Rela); 1926 bfd_elf64_swap_reloca_out (output_bfd, &outrel, loc); 1927 } 1928 1929 if (rel->r_addend) 1930 local_got_offsets[symtab_hdr->sh_info + r_symndx] |= 1; 1931 else 1932 local_got_offsets[r_symndx] |= 1; 1933 } 1934 1935 relocation = sgot->output_offset + off; 1936 } 1937 1938 relocation -= GOT_BIAS; 1939 1940 goto final_link_relocate; 1941 1942 case R_SH_GOTOFF_LOW16: 1943 case R_SH_GOTOFF_MEDLOW16: 1944 case R_SH_GOTOFF_MEDHI16: 1945 case R_SH_GOTOFF_HI16: 1946 /* Relocation is relative to the start of the global offset 1947 table. */ 1948 1949 if (sgot == NULL) 1950 { 1951 sgot = bfd_get_linker_section (dynobj, ".got"); 1952 BFD_ASSERT (sgot != NULL); 1953 } 1954 1955 /* Note that sgot->output_offset is not involved in this 1956 calculation. We always want the start of .got. If we 1957 defined _GLOBAL_OFFSET_TABLE in a different way, as is 1958 permitted by the ABI, we might have to change this 1959 calculation. */ 1960 relocation -= sgot->output_section->vma; 1961 1962 relocation -= GOT_BIAS; 1963 1964 addend = rel->r_addend; 1965 1966 goto final_link_relocate; 1967 1968 case R_SH_GOTPC_LOW16: 1969 case R_SH_GOTPC_MEDLOW16: 1970 case R_SH_GOTPC_MEDHI16: 1971 case R_SH_GOTPC_HI16: 1972 /* Use global offset table as symbol value. */ 1973 1974 if (sgot == NULL) 1975 { 1976 sgot = bfd_get_linker_section (dynobj, ".got"); 1977 BFD_ASSERT (sgot != NULL); 1978 } 1979 1980 relocation = sgot->output_section->vma; 1981 1982 relocation += GOT_BIAS; 1983 1984 addend = rel->r_addend; 1985 1986 goto final_link_relocate; 1987 1988 case R_SH_PLT_LOW16: 1989 case R_SH_PLT_MEDLOW16: 1990 case R_SH_PLT_MEDHI16: 1991 case R_SH_PLT_HI16: 1992 /* Relocation is to the entry for this symbol in the 1993 procedure linkage table. */ 1994 1995 /* Resolve a PLT reloc against a local symbol directly, 1996 without using the procedure linkage table. */ 1997 if (h == NULL) 1998 goto final_link_relocate; 1999 2000 if (ELF_ST_VISIBILITY (h->other) == STV_INTERNAL 2001 || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) 2002 goto final_link_relocate; 2003 2004 if (h->plt.offset == (bfd_vma) -1) 2005 { 2006 /* We didn't make a PLT entry for this symbol. This 2007 happens when statically linking PIC code, or when 2008 using -Bsymbolic. */ 2009 goto final_link_relocate; 2010 } 2011 2012 if (splt == NULL) 2013 { 2014 splt = bfd_get_linker_section (dynobj, ".plt"); 2015 BFD_ASSERT (splt != NULL); 2016 } 2017 2018 relocation = (splt->output_section->vma 2019 + splt->output_offset 2020 + h->plt.offset); 2021 relocation++; 2022 2023 addend = rel->r_addend; 2024 2025 goto final_link_relocate; 2026 2027 case R_SH_DIR32: 2028 case R_SH_SHMEDIA_CODE: 2029 case R_SH_PT_16: 2030 case R_SH_DIR5U: 2031 case R_SH_DIR6S: 2032 case R_SH_DIR6U: 2033 case R_SH_DIR10S: 2034 case R_SH_DIR10SW: 2035 case R_SH_DIR10SL: 2036 case R_SH_DIR10SQ: 2037 case R_SH_IMMS16: 2038 case R_SH_IMMU16: 2039 case R_SH_IMM_LOW16: 2040 case R_SH_IMM_LOW16_PCREL: 2041 case R_SH_IMM_MEDLOW16: 2042 case R_SH_IMM_MEDLOW16_PCREL: 2043 case R_SH_IMM_MEDHI16: 2044 case R_SH_IMM_MEDHI16_PCREL: 2045 case R_SH_IMM_HI16: 2046 case R_SH_IMM_HI16_PCREL: 2047 addend = rel->r_addend; 2048 /* Fall through. */ 2049 case R_SH_REL32: 2050 final_link_relocate: 2051 r = _bfd_final_link_relocate (howto, input_bfd, input_section, 2052 contents, rel->r_offset, 2053 relocation, addend); 2054 break; 2055 2056 default: 2057 bfd_set_error (bfd_error_bad_value); 2058 return FALSE; 2059 2060 } 2061 2062 if (r != bfd_reloc_ok) 2063 { 2064 switch (r) 2065 { 2066 default: 2067 case bfd_reloc_outofrange: 2068 abort (); 2069 case bfd_reloc_overflow: 2070 { 2071 const char *name; 2072 2073 if (h != NULL) 2074 name = NULL; 2075 else 2076 { 2077 name = (bfd_elf_string_from_elf_section 2078 (input_bfd, symtab_hdr->sh_link, sym->st_name)); 2079 if (name == NULL) 2080 return FALSE; 2081 if (*name == '\0') 2082 name = bfd_section_name (input_bfd, sec); 2083 } 2084 if (! ((*info->callbacks->reloc_overflow) 2085 (info, (h ? &h->root : NULL), name, howto->name, 2086 (bfd_vma) 0, input_bfd, input_section, 2087 rel->r_offset))) 2088 return FALSE; 2089 } 2090 break; 2091 } 2092 } 2093 } 2094 2095 return TRUE; 2096 } 2097 2098 /* This is a version of bfd_generic_get_relocated_section_contents 2099 that uses sh_elf64_relocate_section. 2100 2101 See sh_elf_relocate_section in elf32-sh.c for the original. */ 2102 2103 static bfd_byte * 2104 sh_elf64_get_relocated_section_contents (bfd *output_bfd, 2105 struct bfd_link_info *link_info, 2106 struct bfd_link_order *link_order, 2107 bfd_byte *data, 2108 bfd_boolean relocatable, 2109 asymbol **symbols) 2110 { 2111 Elf_Internal_Shdr *symtab_hdr; 2112 asection *input_section = link_order->u.indirect.section; 2113 bfd *input_bfd = input_section->owner; 2114 asection **sections = NULL; 2115 Elf_Internal_Rela *internal_relocs = NULL; 2116 Elf_Internal_Sym *isymbuf = NULL; 2117 2118 /* We only need to handle the case of relaxing, or of having a 2119 particular set of section contents, specially. */ 2120 if (relocatable 2121 || elf_section_data (input_section)->this_hdr.contents == NULL) 2122 return bfd_generic_get_relocated_section_contents (output_bfd, link_info, 2123 link_order, data, 2124 relocatable, 2125 symbols); 2126 2127 symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; 2128 2129 memcpy (data, elf_section_data (input_section)->this_hdr.contents, 2130 input_section->size); 2131 2132 if ((input_section->flags & SEC_RELOC) != 0 2133 && input_section->reloc_count > 0) 2134 { 2135 Elf_Internal_Sym *isymp; 2136 Elf_Internal_Sym *isymend; 2137 asection **secpp; 2138 2139 /* Read this BFD's local symbols. */ 2140 if (symtab_hdr->sh_info != 0) 2141 { 2142 isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; 2143 if (isymbuf == NULL) 2144 isymbuf = bfd_elf_get_elf_syms (input_bfd, symtab_hdr, 2145 symtab_hdr->sh_info, 0, 2146 NULL, NULL, NULL); 2147 if (isymbuf == NULL) 2148 goto error_return; 2149 } 2150 2151 internal_relocs = (_bfd_elf_link_read_relocs 2152 (input_bfd, input_section, NULL, 2153 (Elf_Internal_Rela *) NULL, FALSE)); 2154 if (internal_relocs == NULL) 2155 goto error_return; 2156 2157 sections = (asection **) bfd_malloc (symtab_hdr->sh_info 2158 * sizeof (asection *)); 2159 if (sections == NULL && symtab_hdr->sh_info > 0) 2160 goto error_return; 2161 2162 secpp = sections; 2163 isymend = isymbuf + symtab_hdr->sh_info; 2164 for (isymp = isymbuf; isymp < isymend; ++isymp, ++secpp) 2165 { 2166 asection *isec; 2167 2168 if (isymp->st_shndx == SHN_UNDEF) 2169 isec = bfd_und_section_ptr; 2170 else if (isymp->st_shndx == SHN_ABS) 2171 isec = bfd_abs_section_ptr; 2172 else if (isymp->st_shndx == SHN_COMMON) 2173 isec = bfd_com_section_ptr; 2174 else 2175 isec = bfd_section_from_elf_index (input_bfd, isymp->st_shndx); 2176 2177 *secpp = isec; 2178 } 2179 2180 if (! sh_elf64_relocate_section (output_bfd, link_info, input_bfd, 2181 input_section, data, internal_relocs, 2182 isymbuf, sections)) 2183 goto error_return; 2184 2185 if (sections != NULL) 2186 free (sections); 2187 if (internal_relocs != elf_section_data (input_section)->relocs) 2188 free (internal_relocs); 2189 if (isymbuf != NULL 2190 && (unsigned char *) isymbuf != symtab_hdr->contents) 2191 free (isymbuf); 2192 } 2193 2194 return data; 2195 2196 error_return: 2197 if (sections != NULL) 2198 free (sections); 2199 if (internal_relocs != NULL 2200 && internal_relocs != elf_section_data (input_section)->relocs) 2201 free (internal_relocs); 2202 if (isymbuf != NULL 2203 && (unsigned char *) isymbuf != symtab_hdr->contents) 2204 free (isymbuf); 2205 return NULL; 2206 } 2207 2208 /* Set the SHF_SH5_ISA32 flag for ISA SHmedia code sections. */ 2209 2210 static bfd_boolean 2211 sh64_elf64_fake_sections (bfd *output_bfd ATTRIBUTE_UNUSED, 2212 Elf_Internal_Shdr *elf_section_hdr, 2213 asection *asect) 2214 { 2215 /* Code sections can only contain SH64 code, so mark them as such. */ 2216 if (bfd_get_section_flags (output_bfd, asect) & SEC_CODE) 2217 elf_section_hdr->sh_flags |= SHF_SH5_ISA32; 2218 2219 return TRUE; 2220 } 2221 2222 static bfd_boolean 2223 sh_elf64_set_mach_from_flags (bfd *abfd) 2224 { 2225 flagword flags = elf_elfheader (abfd)->e_flags; 2226 2227 switch (flags & EF_SH_MACH_MASK) 2228 { 2229 case EF_SH5: 2230 /* Just one, but keep the switch construct to make additions easy. */ 2231 bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh5); 2232 break; 2233 2234 default: 2235 bfd_set_error (bfd_error_wrong_format); 2236 return FALSE; 2237 } 2238 return TRUE; 2239 } 2240 2241 /* Function to keep SH64 specific file flags. 2242 2243 See sh64_elf_set_private_flags in elf32-sh64.c for the original. */ 2244 2245 static bfd_boolean 2246 sh_elf64_set_private_flags (bfd *abfd, flagword flags) 2247 { 2248 BFD_ASSERT (! elf_flags_init (abfd) 2249 || elf_elfheader (abfd)->e_flags == flags); 2250 2251 elf_elfheader (abfd)->e_flags = flags; 2252 elf_flags_init (abfd) = TRUE; 2253 return sh_elf64_set_mach_from_flags (abfd); 2254 } 2255 2256 /* Copy the SHF_SH5_ISA32 attribute that we keep on all sections with 2257 code, to keep attributes the same as for SHmedia in 32-bit ELF. */ 2258 2259 static bfd_boolean 2260 sh_elf64_copy_private_data_internal (bfd *ibfd, bfd *obfd) 2261 { 2262 Elf_Internal_Shdr **o_shdrp; 2263 asection *isec; 2264 asection *osec; 2265 2266 if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour 2267 || bfd_get_flavour (obfd) != bfd_target_elf_flavour) 2268 return TRUE; 2269 2270 o_shdrp = elf_elfsections (obfd); 2271 for (osec = obfd->sections; osec; osec = osec->next) 2272 { 2273 int oIndex = ((struct bfd_elf_section_data *) elf_section_data (osec))->this_idx; 2274 for (isec = ibfd->sections; isec; isec = isec->next) 2275 { 2276 if (strcmp (osec->name, isec->name) == 0) 2277 { 2278 /* Note that we're not disallowing mixing data and code. */ 2279 if ((elf_section_data (isec)->this_hdr.sh_flags 2280 & SHF_SH5_ISA32) != 0) 2281 o_shdrp[oIndex]->sh_flags |= SHF_SH5_ISA32; 2282 break; 2283 } 2284 } 2285 } 2286 2287 /* Copy object attributes. */ 2288 _bfd_elf_copy_private_bfd_data (ibfd, obfd); 2289 2290 return sh_elf64_set_private_flags (obfd, elf_elfheader (ibfd)->e_flags); 2291 } 2292 2293 static bfd_boolean 2294 sh_elf64_copy_private_data (bfd *ibfd, bfd *obfd) 2295 { 2296 return sh_elf64_copy_private_data_internal (ibfd, obfd); 2297 } 2298 2299 static bfd_boolean 2300 sh_elf64_merge_private_data (bfd *ibfd, bfd *obfd) 2301 { 2302 flagword old_flags, new_flags; 2303 2304 if (! _bfd_generic_verify_endian_match (ibfd, obfd)) 2305 return FALSE; 2306 2307 if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour 2308 || bfd_get_flavour (obfd) != bfd_target_elf_flavour) 2309 return TRUE; 2310 2311 if (bfd_get_arch_size (ibfd) != bfd_get_arch_size (obfd)) 2312 { 2313 const char *msg; 2314 2315 if (bfd_get_arch_size (ibfd) == 32 2316 && bfd_get_arch_size (obfd) == 64) 2317 msg = _("%s: compiled as 32-bit object and %s is 64-bit"); 2318 else if (bfd_get_arch_size (ibfd) == 64 2319 && bfd_get_arch_size (obfd) == 32) 2320 msg = _("%s: compiled as 64-bit object and %s is 32-bit"); 2321 else 2322 msg = _("%s: object size does not match that of target %s"); 2323 2324 (*_bfd_error_handler) (msg, bfd_get_filename (ibfd), 2325 bfd_get_filename (obfd)); 2326 bfd_set_error (bfd_error_wrong_format); 2327 return FALSE; 2328 } 2329 2330 old_flags = elf_elfheader (obfd)->e_flags; 2331 new_flags = elf_elfheader (ibfd)->e_flags; 2332 if (! elf_flags_init (obfd)) 2333 { 2334 /* This happens when ld starts out with a 'blank' output file. */ 2335 elf_flags_init (obfd) = TRUE; 2336 elf_elfheader (obfd)->e_flags = old_flags = new_flags; 2337 } 2338 /* We don't allow linking in anything else than SH64 code, and since 2339 this is a 64-bit ELF, we assume the 64-bit ABI is used. Add code 2340 here as things change. */ 2341 else if ((new_flags & EF_SH_MACH_MASK) != EF_SH5) 2342 { 2343 (*_bfd_error_handler) 2344 ("%s: does not use the SH64 64-bit ABI as previous modules do", 2345 bfd_get_filename (ibfd)); 2346 bfd_set_error (bfd_error_bad_value); 2347 return FALSE; 2348 } 2349 2350 sh_elf64_copy_private_data_internal (ibfd, obfd); 2351 2352 /* I can't think of anything sane other than old_flags being EF_SH5 and 2353 that we need to preserve that. */ 2354 elf_elfheader (obfd)->e_flags = old_flags; 2355 2356 return sh_elf64_set_mach_from_flags (obfd); 2357 } 2358 2359 /* Return the section that should be marked against GC for a given 2360 relocation. */ 2361 2362 static asection * 2363 sh_elf64_gc_mark_hook (asection *sec, 2364 struct bfd_link_info *info, 2365 Elf_Internal_Rela *rel, 2366 struct elf_link_hash_entry *h, 2367 Elf_Internal_Sym *sym) 2368 { 2369 if (h != NULL) 2370 switch (ELF64_R_TYPE (rel->r_info)) 2371 { 2372 case R_SH_GNU_VTINHERIT: 2373 case R_SH_GNU_VTENTRY: 2374 return NULL; 2375 } 2376 2377 return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym); 2378 } 2379 2380 /* Look through the relocs for a section during the first phase. 2381 Since we don't do .gots or .plts, we just need to consider the 2382 virtual table relocs for gc. */ 2383 2384 static bfd_boolean 2385 sh_elf64_check_relocs (bfd *abfd, struct bfd_link_info *info, 2386 asection *sec, const Elf_Internal_Rela *relocs) 2387 { 2388 Elf_Internal_Shdr *symtab_hdr; 2389 struct elf_link_hash_entry **sym_hashes; 2390 const Elf_Internal_Rela *rel; 2391 const Elf_Internal_Rela *rel_end; 2392 bfd *dynobj; 2393 bfd_vma *local_got_offsets; 2394 asection *sgot; 2395 asection *srelgot; 2396 asection *sreloc; 2397 2398 sgot = NULL; 2399 srelgot = NULL; 2400 sreloc = NULL; 2401 2402 if (info->relocatable) 2403 return TRUE; 2404 2405 symtab_hdr = &elf_tdata (abfd)->symtab_hdr; 2406 sym_hashes = elf_sym_hashes (abfd); 2407 2408 dynobj = elf_hash_table (info)->dynobj; 2409 local_got_offsets = elf_local_got_offsets (abfd); 2410 2411 rel_end = relocs + sec->reloc_count; 2412 for (rel = relocs; rel < rel_end; rel++) 2413 { 2414 struct elf_link_hash_entry *h; 2415 unsigned long r_symndx; 2416 2417 r_symndx = ELF64_R_SYM (rel->r_info); 2418 if (r_symndx < symtab_hdr->sh_info) 2419 h = NULL; 2420 else 2421 { 2422 h = sym_hashes[r_symndx - symtab_hdr->sh_info]; 2423 while (h->root.type == bfd_link_hash_indirect 2424 || h->root.type == bfd_link_hash_warning) 2425 h = (struct elf_link_hash_entry *) h->root.u.i.link; 2426 2427 /* PR15323, ref flags aren't set for references in the same 2428 object. */ 2429 h->root.non_ir_ref = 1; 2430 } 2431 2432 /* Some relocs require a global offset table. */ 2433 if (dynobj == NULL) 2434 { 2435 switch (ELF64_R_TYPE (rel->r_info)) 2436 { 2437 case R_SH_GOTPLT_LOW16: 2438 case R_SH_GOTPLT_MEDLOW16: 2439 case R_SH_GOTPLT_MEDHI16: 2440 case R_SH_GOTPLT_HI16: 2441 case R_SH_GOTPLT10BY4: 2442 case R_SH_GOTPLT10BY8: 2443 case R_SH_GOT_LOW16: 2444 case R_SH_GOT_MEDLOW16: 2445 case R_SH_GOT_MEDHI16: 2446 case R_SH_GOT_HI16: 2447 case R_SH_GOT10BY4: 2448 case R_SH_GOT10BY8: 2449 case R_SH_GOTOFF_LOW16: 2450 case R_SH_GOTOFF_MEDLOW16: 2451 case R_SH_GOTOFF_MEDHI16: 2452 case R_SH_GOTOFF_HI16: 2453 case R_SH_GOTPC_LOW16: 2454 case R_SH_GOTPC_MEDLOW16: 2455 case R_SH_GOTPC_MEDHI16: 2456 case R_SH_GOTPC_HI16: 2457 elf_hash_table (info)->dynobj = dynobj = abfd; 2458 if (! _bfd_elf_create_got_section (dynobj, info)) 2459 return FALSE; 2460 break; 2461 2462 default: 2463 break; 2464 } 2465 } 2466 2467 switch (ELF64_R_TYPE (rel->r_info)) 2468 { 2469 /* This relocation describes the C++ object vtable hierarchy. 2470 Reconstruct it for later use during GC. */ 2471 case R_SH_GNU_VTINHERIT: 2472 if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset)) 2473 return FALSE; 2474 break; 2475 2476 /* This relocation describes which C++ vtable entries are actually 2477 used. Record for later use during GC. */ 2478 case R_SH_GNU_VTENTRY: 2479 BFD_ASSERT (h != NULL); 2480 if (h != NULL 2481 && !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend)) 2482 return FALSE; 2483 break; 2484 2485 force_got: 2486 case R_SH_GOT_LOW16: 2487 case R_SH_GOT_MEDLOW16: 2488 case R_SH_GOT_MEDHI16: 2489 case R_SH_GOT_HI16: 2490 case R_SH_GOT10BY4: 2491 case R_SH_GOT10BY8: 2492 /* This symbol requires a global offset table entry. */ 2493 2494 if (sgot == NULL) 2495 { 2496 sgot = bfd_get_linker_section (dynobj, ".got"); 2497 BFD_ASSERT (sgot != NULL); 2498 } 2499 2500 if (srelgot == NULL 2501 && (h != NULL || info->shared)) 2502 { 2503 srelgot = bfd_get_linker_section (dynobj, ".rela.got"); 2504 if (srelgot == NULL) 2505 { 2506 flagword flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS 2507 | SEC_IN_MEMORY | SEC_LINKER_CREATED 2508 | SEC_READONLY); 2509 srelgot = bfd_make_section_anyway_with_flags (dynobj, 2510 ".rela.got", 2511 flags); 2512 if (srelgot == NULL 2513 || ! bfd_set_section_alignment (dynobj, srelgot, 2)) 2514 return FALSE; 2515 } 2516 } 2517 2518 if (h != NULL) 2519 { 2520 if (h->type == STT_DATALABEL) 2521 { 2522 struct elf_sh64_link_hash_entry *hsh; 2523 2524 h = (struct elf_link_hash_entry *) h->root.u.i.link; 2525 hsh = (struct elf_sh64_link_hash_entry *)h; 2526 if (hsh->datalabel_got_offset != (bfd_vma) -1) 2527 break; 2528 2529 hsh->datalabel_got_offset = sgot->size; 2530 } 2531 else 2532 { 2533 if (h->got.offset != (bfd_vma) -1) 2534 { 2535 /* We have already allocated space in the .got. */ 2536 break; 2537 } 2538 h->got.offset = sgot->size; 2539 } 2540 2541 /* Make sure this symbol is output as a dynamic symbol. */ 2542 if (h->dynindx == -1) 2543 { 2544 if (! bfd_elf_link_record_dynamic_symbol (info, h)) 2545 return FALSE; 2546 } 2547 2548 srelgot->size += sizeof (Elf64_External_Rela); 2549 } 2550 else 2551 { 2552 /* This is a global offset table entry for a local 2553 symbol. */ 2554 if (local_got_offsets == NULL) 2555 { 2556 size_t size; 2557 register unsigned int i; 2558 2559 size = symtab_hdr->sh_info * sizeof (bfd_vma); 2560 /* Reserve space for both the datalabel and 2561 codelabel local GOT offsets. */ 2562 size *= 2; 2563 local_got_offsets = (bfd_vma *) bfd_alloc (abfd, size); 2564 if (local_got_offsets == NULL) 2565 return FALSE; 2566 elf_local_got_offsets (abfd) = local_got_offsets; 2567 for (i = 0; i < symtab_hdr->sh_info; i++) 2568 local_got_offsets[i] = (bfd_vma) -1; 2569 for (; i < 2 * symtab_hdr->sh_info; i++) 2570 local_got_offsets[i] = (bfd_vma) -1; 2571 } 2572 if ((rel->r_addend & 1) != 0) 2573 { 2574 if (local_got_offsets[symtab_hdr->sh_info 2575 + r_symndx] != (bfd_vma) -1) 2576 { 2577 /* We have already allocated space in the .got. */ 2578 break; 2579 } 2580 local_got_offsets[symtab_hdr->sh_info 2581 + r_symndx] = sgot->size; 2582 } 2583 else 2584 { 2585 if (local_got_offsets[r_symndx] != (bfd_vma) -1) 2586 { 2587 /* We have already allocated space in the .got. */ 2588 break; 2589 } 2590 local_got_offsets[r_symndx] = sgot->size; 2591 } 2592 2593 if (info->shared) 2594 { 2595 /* If we are generating a shared object, we need to 2596 output a R_SH_RELATIVE reloc so that the dynamic 2597 linker can adjust this GOT entry. */ 2598 srelgot->size += sizeof (Elf64_External_Rela); 2599 } 2600 } 2601 2602 sgot->size += 8; 2603 2604 break; 2605 2606 case R_SH_GOTPLT_LOW16: 2607 case R_SH_GOTPLT_MEDLOW16: 2608 case R_SH_GOTPLT_MEDHI16: 2609 case R_SH_GOTPLT_HI16: 2610 case R_SH_GOTPLT10BY4: 2611 case R_SH_GOTPLT10BY8: 2612 /* If this is a local symbol, we resolve it directly without 2613 creating a procedure linkage table entry. */ 2614 2615 if (h == NULL 2616 || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL 2617 || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN 2618 || ! info->shared 2619 || info->symbolic 2620 || h->dynindx == -1 2621 || h->got.offset != (bfd_vma) -1) 2622 goto force_got; 2623 2624 /* Make sure this symbol is output as a dynamic symbol. */ 2625 if (h->dynindx == -1) 2626 { 2627 if (! bfd_elf_link_record_dynamic_symbol (info, h)) 2628 return FALSE; 2629 } 2630 2631 h->needs_plt = 1; 2632 2633 break; 2634 2635 case R_SH_PLT_LOW16: 2636 case R_SH_PLT_MEDLOW16: 2637 case R_SH_PLT_MEDHI16: 2638 case R_SH_PLT_HI16: 2639 /* This symbol requires a procedure linkage table entry. We 2640 actually build the entry in adjust_dynamic_symbol, 2641 because this might be a case of linking PIC code which is 2642 never referenced by a dynamic object, in which case we 2643 don't need to generate a procedure linkage table entry 2644 after all. */ 2645 2646 /* If this is a local symbol, we resolve it directly without 2647 creating a procedure linkage table entry. */ 2648 if (h == NULL) 2649 continue; 2650 2651 if (ELF_ST_VISIBILITY (h->other) == STV_INTERNAL 2652 || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) 2653 break; 2654 2655 h->needs_plt = 1; 2656 2657 break; 2658 2659 case R_SH_64: 2660 case R_SH_64_PCREL: 2661 if (h != NULL) 2662 h->non_got_ref = 1; 2663 2664 /* If we are creating a shared library, and this is a reloc 2665 against a global symbol, or a non PC relative reloc 2666 against a local symbol, then we need to copy the reloc 2667 into the shared library. However, if we are linking with 2668 -Bsymbolic, we do not need to copy a reloc against a 2669 global symbol which is defined in an object we are 2670 including in the link (i.e., DEF_REGULAR is set). At 2671 this point we have not seen all the input files, so it is 2672 possible that DEF_REGULAR is not set now but will be set 2673 later (it is never cleared). We account for that 2674 possibility below by storing information in the 2675 pcrel_relocs_copied field of the hash table entry. */ 2676 if (info->shared 2677 && (sec->flags & SEC_ALLOC) != 0 2678 && (ELF32_R_TYPE (rel->r_info) != R_SH_64_PCREL 2679 || (h != NULL 2680 && (! info->symbolic 2681 || !h->def_regular)))) 2682 { 2683 /* When creating a shared object, we must copy these 2684 reloc types into the output file. We create a reloc 2685 section in dynobj and make room for this reloc. */ 2686 if (sreloc == NULL) 2687 { 2688 sreloc = _bfd_elf_make_dynamic_reloc_section 2689 (sec, dynobj, 2, abfd, /*rela?*/ TRUE); 2690 2691 if (sreloc == NULL) 2692 return FALSE; 2693 } 2694 2695 sreloc->size += sizeof (Elf64_External_Rela); 2696 2697 /* If we are linking with -Bsymbolic, and this is a 2698 global symbol, we count the number of PC relative 2699 relocations we have entered for this symbol, so that 2700 we can discard them again if the symbol is later 2701 defined by a regular object. Note that this function 2702 is only called if we are using an elf_sh linker 2703 hash table, which means that h is really a pointer to 2704 an elf_sh_link_hash_entry. */ 2705 if (h != NULL && info->symbolic 2706 && ELF64_R_TYPE (rel->r_info) == R_SH_64_PCREL) 2707 { 2708 struct elf_sh64_link_hash_entry *eh; 2709 struct elf_sh64_pcrel_relocs_copied *p; 2710 2711 eh = (struct elf_sh64_link_hash_entry *) h; 2712 2713 for (p = eh->pcrel_relocs_copied; p != NULL; p = p->next) 2714 if (p->section == sreloc) 2715 break; 2716 2717 if (p == NULL) 2718 { 2719 p = ((struct elf_sh64_pcrel_relocs_copied *) 2720 bfd_alloc (dynobj, sizeof *p)); 2721 if (p == NULL) 2722 return FALSE; 2723 p->next = eh->pcrel_relocs_copied; 2724 eh->pcrel_relocs_copied = p; 2725 p->section = sreloc; 2726 p->count = 0; 2727 } 2728 2729 ++p->count; 2730 } 2731 } 2732 2733 break; 2734 } 2735 } 2736 2737 return TRUE; 2738 } 2739 2740 static int 2741 sh64_elf64_get_symbol_type (Elf_Internal_Sym * elf_sym, int type) 2742 { 2743 if (ELF_ST_TYPE (elf_sym->st_info) == STT_DATALABEL) 2744 return STT_DATALABEL; 2745 2746 return type; 2747 } 2748 2749 /* FIXME: This is a copy of sh64_elf_add_symbol_hook in elf32-sh64.c. 2750 Either file can presumably exist without the other, but do not differ 2751 in elf-size-ness. How to share? 2752 2753 Hook called by the linker routine which adds symbols from an object 2754 file. We must make indirect symbols for undefined symbols marked with 2755 STT_DATALABEL, so relocations passing them will pick up that attribute 2756 and neutralize STO_SH5_ISA32 found on the symbol definition. 2757 2758 There is a problem, though: We want to fill in the hash-table entry for 2759 this symbol and signal to the caller that no further processing is 2760 needed. But we don't have the index for this hash-table entry. We 2761 rely here on that the current entry is the first hash-entry with NULL, 2762 which seems brittle. Also, iterating over the hash-table to find that 2763 entry is a linear operation on the number of symbols in this input 2764 file, and this function should take constant time, so that's not good 2765 too. Only comfort is that DataLabel references should only be found in 2766 hand-written assembly code and thus be rare. FIXME: Talk maintainers 2767 into adding an option to elf_add_symbol_hook (preferably) for the index 2768 or the hash entry, alternatively adding the index to Elf_Internal_Sym 2769 (not so good). */ 2770 2771 static bfd_boolean 2772 sh64_elf64_add_symbol_hook (bfd *abfd, struct bfd_link_info *info, 2773 Elf_Internal_Sym *sym, const char **namep, 2774 flagword *flagsp ATTRIBUTE_UNUSED, 2775 asection **secp, bfd_vma *valp) 2776 { 2777 /* We want to do this for relocatable as well as final linking. */ 2778 if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL 2779 && is_elf_hash_table (info->hash)) 2780 { 2781 struct elf_link_hash_entry *h; 2782 2783 /* For relocatable links, we register the DataLabel sym in its own 2784 right, and tweak the name when it's output. Otherwise, we make 2785 an indirect symbol of it. */ 2786 flagword flags 2787 = info->relocatable || info->emitrelocations 2788 ? BSF_GLOBAL : BSF_GLOBAL | BSF_INDIRECT; 2789 2790 char *dl_name 2791 = bfd_malloc (strlen (*namep) + sizeof (DATALABEL_SUFFIX)); 2792 struct elf_link_hash_entry ** sym_hash = elf_sym_hashes (abfd); 2793 2794 BFD_ASSERT (sym_hash != NULL); 2795 2796 /* Allocation may fail. */ 2797 if (dl_name == NULL) 2798 return FALSE; 2799 2800 strcpy (dl_name, *namep); 2801 strcat (dl_name, DATALABEL_SUFFIX); 2802 2803 h = (struct elf_link_hash_entry *) 2804 bfd_link_hash_lookup (info->hash, dl_name, FALSE, FALSE, FALSE); 2805 2806 if (h == NULL) 2807 { 2808 /* No previous datalabel symbol. Make one. */ 2809 struct bfd_link_hash_entry *bh = NULL; 2810 const struct elf_backend_data *bed = get_elf_backend_data (abfd); 2811 2812 if (! _bfd_generic_link_add_one_symbol (info, abfd, dl_name, 2813 flags, *secp, *valp, 2814 *namep, FALSE, 2815 bed->collect, &bh)) 2816 { 2817 free (dl_name); 2818 return FALSE; 2819 } 2820 2821 h = (struct elf_link_hash_entry *) bh; 2822 h->non_elf = 0; 2823 h->type = STT_DATALABEL; 2824 } 2825 else 2826 /* If a new symbol was created, it holds the allocated name. 2827 Otherwise, we don't need it anymore and should deallocate it. */ 2828 free (dl_name); 2829 2830 if (h->type != STT_DATALABEL 2831 || ((info->relocatable || info->emitrelocations) 2832 && h->root.type != bfd_link_hash_undefined) 2833 || (! info->relocatable && !info->emitrelocations 2834 && h->root.type != bfd_link_hash_indirect)) 2835 { 2836 /* Make sure we don't get confused on invalid input. */ 2837 (*_bfd_error_handler) 2838 (_("%s: encountered datalabel symbol in input"), 2839 bfd_get_filename (abfd)); 2840 bfd_set_error (bfd_error_bad_value); 2841 return FALSE; 2842 } 2843 2844 /* Now find the hash-table slot for this entry and fill it in. */ 2845 while (*sym_hash != NULL) 2846 sym_hash++; 2847 *sym_hash = h; 2848 2849 /* Signal to caller to skip this symbol - we've handled it. */ 2850 *namep = NULL; 2851 } 2852 2853 return TRUE; 2854 } 2855 2856 /* This hook function is called before the linker writes out a global 2857 symbol. For relocatable links, DataLabel symbols will be present in 2858 linker output. We cut off the special suffix on those symbols, so the 2859 right name appears in the output. 2860 2861 When linking and emitting relocations, there can appear global symbols 2862 that are not referenced by relocs, but rather only implicitly through 2863 DataLabel references, a relation that is not visible to the linker. 2864 Since no stripping of global symbols in done when doing such linking, 2865 we don't need to look up and make sure to emit the main symbol for each 2866 DataLabel symbol. */ 2867 2868 static int 2869 sh64_elf64_link_output_symbol_hook (struct bfd_link_info *info, 2870 const char *cname, 2871 Elf_Internal_Sym *sym, 2872 asection *input_sec ATTRIBUTE_UNUSED, 2873 struct elf_link_hash_entry *h ATTRIBUTE_UNUSED) 2874 { 2875 char *name = (char *) cname; 2876 2877 if (info->relocatable || info->emitrelocations) 2878 { 2879 if (ELF_ST_TYPE (sym->st_info) == STT_DATALABEL) 2880 name[strlen (name) - strlen (DATALABEL_SUFFIX)] = 0; 2881 } 2882 2883 return 1; 2884 } 2885 2886 /* Set bit 0 on the entry address; it always points to SHmedia code. This 2887 is mostly for symmetry with the 32-bit format, where code can be 2888 SHcompact and we need to make a distinction to make sure execution 2889 starts in the right ISA mode. It is also convenient for a loader, 2890 which would otherwise have to set this bit when loading a TR register 2891 before jumping to the program entry. */ 2892 2893 static void 2894 sh64_elf64_final_write_processing (bfd *abfd, 2895 bfd_boolean linker ATTRIBUTE_UNUSED) 2896 { 2897 /* FIXME: Perhaps we shouldn't do this if the entry address was supplied 2898 numerically, but we currently lack the infrastructure to recognize 2899 that: The entry symbol, and info whether it is numeric or a symbol 2900 name is kept private in the linker. */ 2901 if (elf_elfheader (abfd)->e_type == ET_EXEC) 2902 elf_elfheader (abfd)->e_entry |= 1; 2903 } 2904 2905 /* First entry in an absolute procedure linkage table look like this. */ 2906 2907 static const bfd_byte elf_sh64_plt0_entry_be[PLT_ENTRY_SIZE] = 2908 { 2909 0xcc, 0x00, 0x01, 0x10, /* movi .got.plt >> 48, r17 */ 2910 0xc8, 0x00, 0x01, 0x10, /* shori (.got.plt >> 32) & 65535, r17 */ 2911 0xc8, 0x00, 0x01, 0x10, /* shori (.got.plt >> 16) & 65535, r17 */ 2912 0xc8, 0x00, 0x01, 0x10, /* shori .got.plt & 65535, r17 */ 2913 0x8d, 0x10, 0x09, 0x90, /* ld.q r17, 16, r25 */ 2914 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ 2915 0x8d, 0x10, 0x05, 0x10, /* ld.q r17, 8, r17 */ 2916 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ 2917 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2918 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2919 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2920 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2921 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2922 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2923 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2924 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2925 }; 2926 2927 static const bfd_byte elf_sh64_plt0_entry_le[PLT_ENTRY_SIZE] = 2928 { 2929 0x10, 0x01, 0x00, 0xcc, /* movi .got.plt >> 16, r17 */ 2930 0x10, 0x01, 0x00, 0xc8, /* shori (.got.plt >> 32) & 65535, r17 */ 2931 0x10, 0x01, 0x00, 0xc8, /* shori (.got.plt >> 16) & 65535, r17 */ 2932 0x10, 0x01, 0x00, 0xc8, /* shori .got.plt & 65535, r17 */ 2933 0x90, 0x09, 0x10, 0x8d, /* ld.q r17, 16, r25 */ 2934 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ 2935 0x10, 0x05, 0x10, 0x8d, /* ld.q r17, 8, r17 */ 2936 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ 2937 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2938 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2939 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2940 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2941 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2942 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2943 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2944 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2945 }; 2946 2947 /* Sebsequent entries in an absolute procedure linkage table look like 2948 this. */ 2949 2950 static const bfd_byte elf_sh64_plt_entry_be[PLT_ENTRY_SIZE] = 2951 { 2952 0xcc, 0x00, 0x01, 0x90, /* movi nameN-in-GOT >> 48, r25 */ 2953 0xc8, 0x00, 0x01, 0x90, /* shori (nameN-in-GOT >> 32) & 65535, r25 */ 2954 0xc8, 0x00, 0x01, 0x90, /* shori (nameN-in-GOT >> 16) & 65535, r25 */ 2955 0xc8, 0x00, 0x01, 0x90, /* shori nameN-in-GOT & 65535, r25 */ 2956 0x8d, 0x90, 0x01, 0x90, /* ld.q r25, 0, r25 */ 2957 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ 2958 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ 2959 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2960 0xcc, 0x00, 0x01, 0x90, /* movi (.+8-.PLT0) >> 16, r25 */ 2961 0xc8, 0x00, 0x01, 0x90, /* shori (.+4-.PLT0) & 65535, r25 */ 2962 0x6b, 0xf5, 0x66, 0x00, /* ptrel r25, tr0 */ 2963 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */ 2964 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */ 2965 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ 2966 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2967 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 2968 }; 2969 2970 static const bfd_byte elf_sh64_plt_entry_le[PLT_ENTRY_SIZE] = 2971 { 2972 0x90, 0x01, 0x00, 0xcc, /* movi nameN-in-GOT >> 16, r25 */ 2973 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ 2974 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ 2975 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ 2976 0x90, 0x01, 0x90, 0x8d, /* ld.q r25, 0, r25 */ 2977 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ 2978 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ 2979 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2980 0x90, 0x01, 0x00, 0xcc, /* movi (.+8-.PLT0) >> 16, r25 */ 2981 0x90, 0x01, 0x00, 0xc8, /* shori (.+4-.PLT0) & 65535, r25 */ 2982 0x00, 0x66, 0xf5, 0x6b, /* ptrel r25, tr0 */ 2983 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */ 2984 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */ 2985 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ 2986 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2987 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 2988 }; 2989 2990 /* Entries in a PIC procedure linkage table look like this. */ 2991 2992 static const bfd_byte elf_sh64_pic_plt_entry_be[PLT_ENTRY_SIZE] = 2993 { 2994 0xcc, 0x00, 0x01, 0x90, /* movi nameN@GOT >> 16, r25 */ 2995 0xc8, 0x00, 0x01, 0x90, /* shori nameN@GOT & 65535, r25 */ 2996 0x40, 0xc3, 0x65, 0x90, /* ldx.q r12, r25, r25 */ 2997 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ 2998 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ 2999 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 3000 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 3001 0x6f, 0xf0, 0xff, 0xf0, /* nop */ 3002 0xce, 0x00, 0x01, 0x10, /* movi -GOT_BIAS, r17 */ 3003 0x00, 0xc9, 0x45, 0x10, /* add r12, r17, r17 */ 3004 0x8d, 0x10, 0x09, 0x90, /* ld.q r17, 16, r25 */ 3005 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ 3006 0x8d, 0x10, 0x05, 0x10, /* ld.q r17, 8, r17 */ 3007 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */ 3008 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */ 3009 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ 3010 }; 3011 3012 static const bfd_byte elf_sh64_pic_plt_entry_le[PLT_ENTRY_SIZE] = 3013 { 3014 0x90, 0x01, 0x00, 0xcc, /* movi nameN@GOT >> 16, r25 */ 3015 0x90, 0x01, 0x00, 0xc8, /* shori nameN@GOT & 65535, r25 */ 3016 0x90, 0x65, 0xc3, 0x40, /* ldx.q r12, r25, r25 */ 3017 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ 3018 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ 3019 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 3020 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 3021 0xf0, 0xff, 0xf0, 0x6f, /* nop */ 3022 0x10, 0x01, 0x00, 0xce, /* movi -GOT_BIAS, r17 */ 3023 0x10, 0x45, 0xc9, 0x00, /* add r12, r17, r17 */ 3024 0x90, 0x09, 0x10, 0x8d, /* ld.q r17, 16, r25 */ 3025 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ 3026 0x10, 0x05, 0x10, 0x8d, /* ld.q r17, 8, r17 */ 3027 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */ 3028 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */ 3029 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ 3030 }; 3031 3032 static const bfd_byte *elf_sh64_plt0_entry; 3033 static const bfd_byte *elf_sh64_plt_entry; 3034 static const bfd_byte *elf_sh64_pic_plt_entry; 3035 3036 /* Create an entry in an sh ELF linker hash table. */ 3037 3038 static struct bfd_hash_entry * 3039 sh64_elf64_link_hash_newfunc (struct bfd_hash_entry *entry, 3040 struct bfd_hash_table *table, 3041 const char *string) 3042 { 3043 struct elf_sh64_link_hash_entry *ret = 3044 (struct elf_sh64_link_hash_entry *) entry; 3045 3046 /* Allocate the structure if it has not already been allocated by a 3047 subclass. */ 3048 if (ret == (struct elf_sh64_link_hash_entry *) NULL) 3049 ret = ((struct elf_sh64_link_hash_entry *) 3050 bfd_hash_allocate (table, 3051 sizeof (struct elf_sh64_link_hash_entry))); 3052 if (ret == (struct elf_sh64_link_hash_entry *) NULL) 3053 return (struct bfd_hash_entry *) ret; 3054 3055 /* Call the allocation method of the superclass. */ 3056 ret = ((struct elf_sh64_link_hash_entry *) 3057 _bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret, 3058 table, string)); 3059 if (ret != (struct elf_sh64_link_hash_entry *) NULL) 3060 { 3061 ret->pcrel_relocs_copied = NULL; 3062 ret->datalabel_got_offset = (bfd_vma) -1; 3063 } 3064 3065 return (struct bfd_hash_entry *) ret; 3066 } 3067 3068 /* Create an sh64 ELF linker hash table. */ 3069 3070 static struct bfd_link_hash_table * 3071 sh64_elf64_link_hash_table_create (bfd *abfd) 3072 { 3073 struct elf_link_hash_table *ret; 3074 3075 ret = (struct elf_link_hash_table *) bfd_zmalloc (sizeof (* ret)); 3076 if (ret == (struct elf_link_hash_table *) NULL) 3077 return NULL; 3078 3079 if (!_bfd_elf_link_hash_table_init (ret, abfd, 3080 sh64_elf64_link_hash_newfunc, 3081 sizeof (struct elf_sh64_link_hash_entry), 3082 GENERIC_ELF_DATA)) 3083 { 3084 free (ret); 3085 return NULL; 3086 } 3087 3088 return &ret->root; 3089 } 3090 3091 inline static void 3092 movi_shori_putval (bfd *output_bfd, unsigned long value, bfd_byte *addr) 3093 { 3094 bfd_put_32 (output_bfd, 3095 bfd_get_32 (output_bfd, addr) 3096 | ((value >> 6) & 0x3fffc00), 3097 addr); 3098 bfd_put_32 (output_bfd, 3099 bfd_get_32 (output_bfd, addr + 4) 3100 | ((value << 10) & 0x3fffc00), 3101 addr + 4); 3102 } 3103 3104 inline static void 3105 movi_3shori_putval (bfd *output_bfd, bfd_vma value, bfd_byte *addr) 3106 { 3107 bfd_put_32 (output_bfd, 3108 bfd_get_32 (output_bfd, addr) 3109 | ((value >> 38) & 0x3fffc00), 3110 addr); 3111 bfd_put_32 (output_bfd, 3112 bfd_get_32 (output_bfd, addr + 4) 3113 | ((value >> 22) & 0x3fffc00), 3114 addr + 4); 3115 bfd_put_32 (output_bfd, 3116 bfd_get_32 (output_bfd, addr + 8) 3117 | ((value >> 6) & 0x3fffc00), 3118 addr + 8); 3119 bfd_put_32 (output_bfd, 3120 bfd_get_32 (output_bfd, addr + 12) 3121 | ((value << 10) & 0x3fffc00), 3122 addr + 12); 3123 } 3124 3125 /* Create dynamic sections when linking against a dynamic object. */ 3126 3127 static bfd_boolean 3128 sh64_elf64_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) 3129 { 3130 flagword flags, pltflags; 3131 register asection *s; 3132 const struct elf_backend_data *bed = get_elf_backend_data (abfd); 3133 int ptralign = 0; 3134 3135 switch (bed->s->arch_size) 3136 { 3137 case 32: 3138 ptralign = 2; 3139 break; 3140 3141 case 64: 3142 ptralign = 3; 3143 break; 3144 3145 default: 3146 bfd_set_error (bfd_error_bad_value); 3147 return FALSE; 3148 } 3149 3150 /* We need to create .plt, .rel[a].plt, .got, .got.plt, .dynbss, and 3151 .rel[a].bss sections. */ 3152 3153 flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY 3154 | SEC_LINKER_CREATED); 3155 3156 pltflags = flags; 3157 pltflags |= SEC_CODE; 3158 if (bed->plt_not_loaded) 3159 pltflags &= ~ (SEC_LOAD | SEC_HAS_CONTENTS); 3160 if (bed->plt_readonly) 3161 pltflags |= SEC_READONLY; 3162 3163 s = bfd_make_section_anyway_with_flags (abfd, ".plt", pltflags); 3164 if (s == NULL 3165 || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment)) 3166 return FALSE; 3167 3168 if (bed->want_plt_sym) 3169 { 3170 /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the 3171 .plt section. */ 3172 struct elf_link_hash_entry *h; 3173 struct bfd_link_hash_entry *bh = NULL; 3174 3175 if (! (_bfd_generic_link_add_one_symbol 3176 (info, abfd, "_PROCEDURE_LINKAGE_TABLE_", BSF_GLOBAL, s, 3177 (bfd_vma) 0, (const char *) NULL, FALSE, bed->collect, &bh))) 3178 return FALSE; 3179 3180 h = (struct elf_link_hash_entry *) bh; 3181 h->def_regular = 1; 3182 h->type = STT_OBJECT; 3183 elf_hash_table (info)->hplt = h; 3184 3185 if (info->shared 3186 && ! bfd_elf_link_record_dynamic_symbol (info, h)) 3187 return FALSE; 3188 } 3189 3190 s = bfd_make_section_anyway_with_flags (abfd, 3191 bed->default_use_rela_p 3192 ? ".rela.plt" : ".rel.plt", 3193 flags | SEC_READONLY); 3194 if (s == NULL 3195 || ! bfd_set_section_alignment (abfd, s, ptralign)) 3196 return FALSE; 3197 3198 if (! _bfd_elf_create_got_section (abfd, info)) 3199 return FALSE; 3200 3201 if (bed->want_dynbss) 3202 { 3203 /* The .dynbss section is a place to put symbols which are defined 3204 by dynamic objects, are referenced by regular objects, and are 3205 not functions. We must allocate space for them in the process 3206 image and use a R_*_COPY reloc to tell the dynamic linker to 3207 initialize them at run time. The linker script puts the .dynbss 3208 section into the .bss section of the final image. */ 3209 s = bfd_make_section_anyway_with_flags (abfd, ".dynbss", 3210 SEC_ALLOC | SEC_LINKER_CREATED); 3211 if (s == NULL) 3212 return FALSE; 3213 3214 /* The .rel[a].bss section holds copy relocs. This section is not 3215 normally needed. We need to create it here, though, so that the 3216 linker will map it to an output section. We can't just create it 3217 only if we need it, because we will not know whether we need it 3218 until we have seen all the input files, and the first time the 3219 main linker code calls BFD after examining all the input files 3220 (size_dynamic_sections) the input sections have already been 3221 mapped to the output sections. If the section turns out not to 3222 be needed, we can discard it later. We will never need this 3223 section when generating a shared object, since they do not use 3224 copy relocs. */ 3225 if (! info->shared) 3226 { 3227 s = bfd_make_section_anyway_with_flags (abfd, 3228 (bed->default_use_rela_p 3229 ? ".rela.bss" : ".rel.bss"), 3230 flags | SEC_READONLY); 3231 if (s == NULL 3232 || ! bfd_set_section_alignment (abfd, s, ptralign)) 3233 return FALSE; 3234 } 3235 } 3236 3237 return TRUE; 3238 } 3239 3240 /* Adjust a symbol defined by a dynamic object and referenced by a 3242 regular object. The current definition is in some section of the 3243 dynamic object, but we're not including those sections. We have to 3244 change the definition to something the rest of the link can 3245 understand. */ 3246 3247 static bfd_boolean 3248 sh64_elf64_adjust_dynamic_symbol (struct bfd_link_info *info, 3249 struct elf_link_hash_entry *h) 3250 { 3251 bfd *dynobj; 3252 asection *s; 3253 3254 dynobj = elf_hash_table (info)->dynobj; 3255 3256 /* Make sure we know what is going on here. */ 3257 BFD_ASSERT (dynobj != NULL 3258 && (h->needs_plt 3259 || h->u.weakdef != NULL 3260 || (h->def_dynamic 3261 && h->ref_regular 3262 && !h->def_regular))); 3263 3264 /* If this is a function, put it in the procedure linkage table. We 3265 will fill in the contents of the procedure linkage table later, 3266 when we know the address of the .got section. */ 3267 if (h->type == STT_FUNC 3268 || h->needs_plt) 3269 { 3270 if (! info->shared 3271 && !h->def_dynamic 3272 && !h->ref_dynamic) 3273 { 3274 /* This case can occur if we saw a PLT reloc in an input 3275 file, but the symbol was never referred to by a dynamic 3276 object. In such a case, we don't actually need to build 3277 a procedure linkage table, and we can just do a REL64 3278 reloc instead. */ 3279 BFD_ASSERT (h->needs_plt); 3280 return TRUE; 3281 } 3282 3283 /* Make sure this symbol is output as a dynamic symbol. */ 3284 if (h->dynindx == -1) 3285 { 3286 if (! bfd_elf_link_record_dynamic_symbol (info, h)) 3287 return FALSE; 3288 } 3289 3290 s = bfd_get_linker_section (dynobj, ".plt"); 3291 BFD_ASSERT (s != NULL); 3292 3293 /* If this is the first .plt entry, make room for the special 3294 first entry. */ 3295 if (s->size == 0) 3296 s->size += PLT_ENTRY_SIZE; 3297 3298 /* If this symbol is not defined in a regular file, and we are 3299 not generating a shared library, then set the symbol to this 3300 location in the .plt. This is required to make function 3301 pointers compare as equal between the normal executable and 3302 the shared library. */ 3303 if (! info->shared 3304 && !h->def_regular) 3305 { 3306 h->root.u.def.section = s; 3307 h->root.u.def.value = s->size; 3308 } 3309 3310 h->plt.offset = s->size; 3311 3312 /* Make room for this entry. */ 3313 s->size += elf_sh64_sizeof_plt (info); 3314 3315 /* We also need to make an entry in the .got.plt section, which 3316 will be placed in the .got section by the linker script. */ 3317 3318 s = bfd_get_linker_section (dynobj, ".got.plt"); 3319 BFD_ASSERT (s != NULL); 3320 s->size += 8; 3321 3322 /* We also need to make an entry in the .rela.plt section. */ 3323 3324 s = bfd_get_linker_section (dynobj, ".rela.plt"); 3325 BFD_ASSERT (s != NULL); 3326 s->size += sizeof (Elf64_External_Rela); 3327 3328 return TRUE; 3329 } 3330 3331 /* If this is a weak symbol, and there is a real definition, the 3332 processor independent code will have arranged for us to see the 3333 real definition first, and we can just use the same value. */ 3334 if (h->u.weakdef != NULL) 3335 { 3336 BFD_ASSERT (h->u.weakdef->root.type == bfd_link_hash_defined 3337 || h->u.weakdef->root.type == bfd_link_hash_defweak); 3338 h->root.u.def.section = h->u.weakdef->root.u.def.section; 3339 h->root.u.def.value = h->u.weakdef->root.u.def.value; 3340 return TRUE; 3341 } 3342 3343 /* This is a reference to a symbol defined by a dynamic object which 3344 is not a function. */ 3345 3346 /* If we are creating a shared library, we must presume that the 3347 only references to the symbol are via the global offset table. 3348 For such cases we need not do anything here; the relocations will 3349 be handled correctly by relocate_section. */ 3350 if (info->shared) 3351 return TRUE; 3352 3353 /* If there are no references to this symbol that do not use the 3354 GOT, we don't need to generate a copy reloc. */ 3355 if (!h->non_got_ref) 3356 return TRUE; 3357 3358 /* We must allocate the symbol in our .dynbss section, which will 3359 become part of the .bss section of the executable. There will be 3360 an entry for this symbol in the .dynsym section. The dynamic 3361 object will contain position independent code, so all references 3362 from the dynamic object to this symbol will go through the global 3363 offset table. The dynamic linker will use the .dynsym entry to 3364 determine the address it must put in the global offset table, so 3365 both the dynamic object and the regular object will refer to the 3366 same memory location for the variable. */ 3367 3368 s = bfd_get_linker_section (dynobj, ".dynbss"); 3369 BFD_ASSERT (s != NULL); 3370 3371 /* We must generate a R_SH_COPY reloc to tell the dynamic linker to 3372 copy the initial value out of the dynamic object and into the 3373 runtime process image. We need to remember the offset into the 3374 .rela.bss section we are going to use. */ 3375 if ((h->root.u.def.section->flags & SEC_ALLOC) != 0 && h->size != 0) 3376 { 3377 asection *srel; 3378 3379 srel = bfd_get_linker_section (dynobj, ".rela.bss"); 3380 BFD_ASSERT (srel != NULL); 3381 srel->size += sizeof (Elf64_External_Rela); 3382 h->needs_copy = 1; 3383 } 3384 3385 return _bfd_elf_adjust_dynamic_copy (h, s); 3386 } 3387 3388 /* This function is called via sh_elf_link_hash_traverse if we are 3389 creating a shared object with -Bsymbolic. It discards the space 3390 allocated to copy PC relative relocs against symbols which are 3391 defined in regular objects. We allocated space for them in the 3392 check_relocs routine, but we won't fill them in in the 3393 relocate_section routine. */ 3394 3395 static bfd_boolean 3396 sh64_elf64_discard_copies (struct elf_sh64_link_hash_entry *h, 3397 void *ignore ATTRIBUTE_UNUSED) 3398 { 3399 struct elf_sh64_pcrel_relocs_copied *s; 3400 3401 /* We only discard relocs for symbols defined in a regular object. */ 3402 if (!h->root.def_regular) 3403 return TRUE; 3404 3405 for (s = h->pcrel_relocs_copied; s != NULL; s = s->next) 3406 s->section->size -= s->count * sizeof (Elf64_External_Rela); 3407 3408 return TRUE; 3409 } 3410 3411 /* Set the sizes of the dynamic sections. */ 3412 3413 static bfd_boolean 3414 sh64_elf64_size_dynamic_sections (bfd *output_bfd, 3415 struct bfd_link_info *info) 3416 { 3417 bfd *dynobj; 3418 asection *s; 3419 bfd_boolean plt; 3420 bfd_boolean relocs; 3421 bfd_boolean reltext; 3422 3423 dynobj = elf_hash_table (info)->dynobj; 3424 BFD_ASSERT (dynobj != NULL); 3425 3426 if (elf_hash_table (info)->dynamic_sections_created) 3427 { 3428 /* Set the contents of the .interp section to the interpreter. */ 3429 if (info->executable) 3430 { 3431 s = bfd_get_linker_section (dynobj, ".interp"); 3432 BFD_ASSERT (s != NULL); 3433 s->size = sizeof ELF_DYNAMIC_INTERPRETER; 3434 s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER; 3435 } 3436 } 3437 else 3438 { 3439 /* We may have created entries in the .rela.got section. 3440 However, if we are not creating the dynamic sections, we will 3441 not actually use these entries. Reset the size of .rela.got, 3442 which will cause it to get stripped from the output file 3443 below. */ 3444 s = bfd_get_linker_section (dynobj, ".rela.got"); 3445 if (s != NULL) 3446 s->size = 0; 3447 } 3448 3449 /* If this is a -Bsymbolic shared link, then we need to discard all 3450 PC relative relocs against symbols defined in a regular object. 3451 We allocated space for them in the check_relocs routine, but we 3452 will not fill them in in the relocate_section routine. */ 3453 if (info->shared && info->symbolic) 3454 sh64_elf64_link_hash_traverse (elf_hash_table (info), 3455 sh64_elf64_discard_copies, NULL); 3456 3457 /* The check_relocs and adjust_dynamic_symbol entry points have 3458 determined the sizes of the various dynamic sections. Allocate 3459 memory for them. */ 3460 plt = FALSE; 3461 relocs = FALSE; 3462 reltext = FALSE; 3463 for (s = dynobj->sections; s != NULL; s = s->next) 3464 { 3465 const char *name; 3466 3467 if ((s->flags & SEC_LINKER_CREATED) == 0) 3468 continue; 3469 3470 /* It's OK to base decisions on the section name, because none 3471 of the dynobj section names depend upon the input files. */ 3472 name = bfd_get_section_name (dynobj, s); 3473 3474 if (strcmp (name, ".plt") == 0) 3475 { 3476 /* Remember whether there is a PLT. */ 3477 plt = s->size != 0; 3478 } 3479 else if (CONST_STRNEQ (name, ".rela")) 3480 { 3481 if (s->size != 0) 3482 { 3483 asection *target; 3484 3485 /* Remember whether there are any reloc sections other 3486 than .rela.plt. */ 3487 if (strcmp (name, ".rela.plt") != 0) 3488 { 3489 const char *outname; 3490 3491 relocs = TRUE; 3492 3493 /* If this relocation section applies to a read only 3494 section, then we probably need a DT_TEXTREL 3495 entry. The entries in the .rela.plt section 3496 really apply to the .got section, which we 3497 created ourselves and so know is not readonly. */ 3498 outname = bfd_get_section_name (output_bfd, 3499 s->output_section); 3500 target = bfd_get_section_by_name (output_bfd, outname + 5); 3501 if (target != NULL 3502 && (target->flags & SEC_READONLY) != 0 3503 && (target->flags & SEC_ALLOC) != 0) 3504 reltext = TRUE; 3505 } 3506 3507 /* We use the reloc_count field as a counter if we need 3508 to copy relocs into the output file. */ 3509 s->reloc_count = 0; 3510 } 3511 } 3512 else if (! CONST_STRNEQ (name, ".got") 3513 && strcmp (name, ".dynbss") != 0) 3514 { 3515 /* It's not one of our sections, so don't allocate space. */ 3516 continue; 3517 } 3518 3519 if (s->size == 0) 3520 { 3521 /* If we don't need this section, strip it from the 3522 output file. This is mostly to handle .rela.bss and 3523 .rela.plt. We must create both sections in 3524 create_dynamic_sections, because they must be created 3525 before the linker maps input sections to output 3526 sections. The linker does that before 3527 adjust_dynamic_symbol is called, and it is that 3528 function which decides whether anything needs to go 3529 into these sections. */ 3530 s->flags |= SEC_EXCLUDE; 3531 continue; 3532 } 3533 3534 if ((s->flags & SEC_HAS_CONTENTS) == 0) 3535 continue; 3536 3537 /* Allocate memory for the section contents. */ 3538 s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->size); 3539 if (s->contents == NULL) 3540 return FALSE; 3541 } 3542 3543 if (elf_hash_table (info)->dynamic_sections_created) 3544 { 3545 /* Add some entries to the .dynamic section. We fill in the 3546 values later, in sh64_elf64_finish_dynamic_sections, but we 3547 must add the entries now so that we get the correct size for 3548 the .dynamic section. The DT_DEBUG entry is filled in by the 3549 dynamic linker and used by the debugger. */ 3550 if (info->executable) 3551 { 3552 if (!_bfd_elf_add_dynamic_entry (info, DT_DEBUG, 0)) 3553 return FALSE; 3554 } 3555 3556 if (plt) 3557 { 3558 if (!_bfd_elf_add_dynamic_entry (info, DT_PLTGOT, 0) 3559 || !_bfd_elf_add_dynamic_entry (info, DT_PLTRELSZ, 0) 3560 || !_bfd_elf_add_dynamic_entry (info, DT_PLTREL, DT_RELA) 3561 || !_bfd_elf_add_dynamic_entry (info, DT_JMPREL, 0)) 3562 return FALSE; 3563 } 3564 3565 if (relocs) 3566 { 3567 if (!_bfd_elf_add_dynamic_entry (info, DT_RELA, 0) 3568 || !_bfd_elf_add_dynamic_entry (info, DT_RELASZ, 0) 3569 || !_bfd_elf_add_dynamic_entry (info, DT_RELAENT, 3570 sizeof (Elf64_External_Rela))) 3571 return FALSE; 3572 } 3573 3574 if (reltext) 3575 { 3576 if (!_bfd_elf_add_dynamic_entry (info, DT_TEXTREL, 0)) 3577 return FALSE; 3578 } 3579 } 3580 3581 return TRUE; 3582 } 3583 3584 /* Finish up dynamic symbol handling. We set the contents of various 3585 dynamic sections here. */ 3586 3587 static bfd_boolean 3588 sh64_elf64_finish_dynamic_symbol (bfd *output_bfd, 3589 struct bfd_link_info *info, 3590 struct elf_link_hash_entry *h, 3591 Elf_Internal_Sym *sym) 3592 { 3593 bfd *dynobj; 3594 3595 dynobj = elf_hash_table (info)->dynobj; 3596 3597 if (h->plt.offset != (bfd_vma) -1) 3598 { 3599 asection *splt; 3600 asection *sgot; 3601 asection *srel; 3602 3603 bfd_vma plt_index; 3604 bfd_vma got_offset; 3605 Elf_Internal_Rela rel; 3606 bfd_byte *loc; 3607 3608 /* This symbol has an entry in the procedure linkage table. Set 3609 it up. */ 3610 3611 BFD_ASSERT (h->dynindx != -1); 3612 3613 splt = bfd_get_linker_section (dynobj, ".plt"); 3614 sgot = bfd_get_linker_section (dynobj, ".got.plt"); 3615 srel = bfd_get_linker_section (dynobj, ".rela.plt"); 3616 BFD_ASSERT (splt != NULL && sgot != NULL && srel != NULL); 3617 3618 /* Get the index in the procedure linkage table which 3619 corresponds to this symbol. This is the index of this symbol 3620 in all the symbols for which we are making plt entries. The 3621 first entry in the procedure linkage table is reserved. */ 3622 plt_index = h->plt.offset / elf_sh64_sizeof_plt (info) - 1; 3623 3624 /* Get the offset into the .got table of the entry that 3625 corresponds to this function. Each .got entry is 8 bytes. 3626 The first three are reserved. */ 3627 got_offset = (plt_index + 3) * 8; 3628 3629 if (info->shared) 3630 got_offset -= GOT_BIAS; 3631 3632 /* Fill in the entry in the procedure linkage table. */ 3633 if (! info->shared) 3634 { 3635 if (elf_sh64_plt_entry == NULL) 3636 { 3637 elf_sh64_plt_entry = (bfd_big_endian (output_bfd) ? 3638 elf_sh64_plt_entry_be : elf_sh64_plt_entry_le); 3639 } 3640 memcpy (splt->contents + h->plt.offset, elf_sh64_plt_entry, 3641 elf_sh64_sizeof_plt (info)); 3642 movi_3shori_putval (output_bfd, 3643 (sgot->output_section->vma 3644 + sgot->output_offset 3645 + got_offset), 3646 (splt->contents + h->plt.offset 3647 + elf_sh64_plt_symbol_offset (info))); 3648 3649 /* Set bottom bit because its for a branch to SHmedia */ 3650 movi_shori_putval (output_bfd, 3651 -(h->plt.offset 3652 + elf_sh64_plt_plt0_offset (info) + 8) 3653 | 1, 3654 (splt->contents + h->plt.offset 3655 + elf_sh64_plt_plt0_offset (info))); 3656 } 3657 else 3658 { 3659 if (elf_sh64_pic_plt_entry == NULL) 3660 { 3661 elf_sh64_pic_plt_entry = (bfd_big_endian (output_bfd) ? 3662 elf_sh64_pic_plt_entry_be : 3663 elf_sh64_pic_plt_entry_le); 3664 } 3665 memcpy (splt->contents + h->plt.offset, elf_sh64_pic_plt_entry, 3666 elf_sh64_sizeof_plt (info)); 3667 movi_shori_putval (output_bfd, got_offset, 3668 (splt->contents + h->plt.offset 3669 + elf_sh64_plt_symbol_offset (info))); 3670 } 3671 3672 if (info->shared) 3673 got_offset += GOT_BIAS; 3674 3675 movi_shori_putval (output_bfd, 3676 plt_index * sizeof (Elf64_External_Rela), 3677 (splt->contents + h->plt.offset 3678 + elf_sh64_plt_reloc_offset (info))); 3679 3680 /* Fill in the entry in the global offset table. */ 3681 bfd_put_64 (output_bfd, 3682 (splt->output_section->vma 3683 + splt->output_offset 3684 + h->plt.offset 3685 + elf_sh64_plt_temp_offset (info)), 3686 sgot->contents + got_offset); 3687 3688 /* Fill in the entry in the .rela.plt section. */ 3689 rel.r_offset = (sgot->output_section->vma 3690 + sgot->output_offset 3691 + got_offset); 3692 rel.r_info = ELF64_R_INFO (h->dynindx, R_SH_JMP_SLOT64); 3693 rel.r_addend = 0; 3694 rel.r_addend = GOT_BIAS; 3695 loc = srel->contents + plt_index * sizeof (Elf64_External_Rela); 3696 bfd_elf64_swap_reloca_out (output_bfd, &rel, loc); 3697 3698 if (!h->def_regular) 3699 { 3700 /* Mark the symbol as undefined, rather than as defined in 3701 the .plt section. Leave the value alone. */ 3702 sym->st_shndx = SHN_UNDEF; 3703 } 3704 } 3705 3706 if (h->got.offset != (bfd_vma) -1) 3707 { 3708 asection *sgot; 3709 asection *srel; 3710 Elf_Internal_Rela rel; 3711 bfd_byte *loc; 3712 3713 /* This symbol has an entry in the global offset table. Set it 3714 up. */ 3715 3716 sgot = bfd_get_linker_section (dynobj, ".got"); 3717 srel = bfd_get_linker_section (dynobj, ".rela.got"); 3718 BFD_ASSERT (sgot != NULL && srel != NULL); 3719 3720 rel.r_offset = (sgot->output_section->vma 3721 + sgot->output_offset 3722 + (h->got.offset &~ 1)); 3723 3724 /* If this is a -Bsymbolic link, and the symbol is defined 3725 locally, we just want to emit a RELATIVE reloc. Likewise if 3726 the symbol was forced to be local because of a version file. 3727 The entry in the global offset table will already have been 3728 initialized in the relocate_section function. */ 3729 if (info->shared 3730 && (info->symbolic || h->dynindx == -1) 3731 && h->def_regular) 3732 { 3733 rel.r_info = ELF64_R_INFO (0, R_SH_RELATIVE64); 3734 rel.r_addend = (h->root.u.def.value 3735 + h->root.u.def.section->output_section->vma 3736 + h->root.u.def.section->output_offset); 3737 } 3738 else 3739 { 3740 bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset); 3741 rel.r_info = ELF64_R_INFO (h->dynindx, R_SH_GLOB_DAT64); 3742 rel.r_addend = 0; 3743 } 3744 3745 loc = srel->contents; 3746 loc += srel->reloc_count++ * sizeof (Elf64_External_Rela); 3747 bfd_elf64_swap_reloca_out (output_bfd, &rel, loc); 3748 } 3749 3750 if (h->needs_copy) 3751 { 3752 asection *s; 3753 Elf_Internal_Rela rel; 3754 bfd_byte *loc; 3755 3756 /* This symbol needs a copy reloc. Set it up. */ 3757 3758 BFD_ASSERT (h->dynindx != -1 3759 && (h->root.type == bfd_link_hash_defined 3760 || h->root.type == bfd_link_hash_defweak)); 3761 3762 s = bfd_get_linker_section (dynobj, ".rela.bss"); 3763 BFD_ASSERT (s != NULL); 3764 3765 rel.r_offset = (h->root.u.def.value 3766 + h->root.u.def.section->output_section->vma 3767 + h->root.u.def.section->output_offset); 3768 rel.r_info = ELF64_R_INFO (h->dynindx, R_SH_COPY64); 3769 rel.r_addend = 0; 3770 loc = s->contents; 3771 loc += s->reloc_count++ * sizeof (Elf64_External_Rela); 3772 bfd_elf64_swap_reloca_out (output_bfd, &rel, loc); 3773 } 3774 3775 /* Mark _DYNAMIC and _GLOBAL_OFFSET_TABLE_ as absolute. */ 3776 if (h == elf_hash_table (info)->hdynamic 3777 || h == elf_hash_table (info)->hgot) 3778 sym->st_shndx = SHN_ABS; 3779 3780 return TRUE; 3781 } 3782 3783 /* Finish up the dynamic sections. */ 3784 3785 static bfd_boolean 3786 sh64_elf64_finish_dynamic_sections (bfd *output_bfd, 3787 struct bfd_link_info *info) 3788 { 3789 bfd *dynobj; 3790 asection *sgot; 3791 asection *sdyn; 3792 3793 dynobj = elf_hash_table (info)->dynobj; 3794 3795 sgot = bfd_get_linker_section (dynobj, ".got.plt"); 3796 BFD_ASSERT (sgot != NULL); 3797 sdyn = bfd_get_linker_section (dynobj, ".dynamic"); 3798 3799 if (elf_hash_table (info)->dynamic_sections_created) 3800 { 3801 asection *splt; 3802 Elf64_External_Dyn *dyncon, *dynconend; 3803 3804 BFD_ASSERT (sdyn != NULL); 3805 3806 dyncon = (Elf64_External_Dyn *) sdyn->contents; 3807 dynconend = (Elf64_External_Dyn *) (sdyn->contents + sdyn->size); 3808 for (; dyncon < dynconend; dyncon++) 3809 { 3810 Elf_Internal_Dyn dyn; 3811 const char *name; 3812 asection *s; 3813 struct elf_link_hash_entry *h; 3814 3815 bfd_elf64_swap_dyn_in (dynobj, dyncon, &dyn); 3816 3817 switch (dyn.d_tag) 3818 { 3819 default: 3820 break; 3821 3822 case DT_INIT: 3823 name = info->init_function; 3824 goto get_sym; 3825 3826 case DT_FINI: 3827 name = info->fini_function; 3828 get_sym: 3829 if (dyn.d_un.d_val != 0) 3830 { 3831 h = elf_link_hash_lookup (elf_hash_table (info), name, 3832 FALSE, FALSE, TRUE); 3833 if (h != NULL && (h->other & STO_SH5_ISA32)) 3834 { 3835 dyn.d_un.d_val |= 1; 3836 bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); 3837 } 3838 } 3839 break; 3840 3841 case DT_PLTGOT: 3842 name = ".got"; 3843 goto get_vma; 3844 3845 case DT_JMPREL: 3846 name = ".rela.plt"; 3847 get_vma: 3848 s = bfd_get_section_by_name (output_bfd, name); 3849 BFD_ASSERT (s != NULL); 3850 dyn.d_un.d_ptr = s->vma; 3851 bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); 3852 break; 3853 3854 case DT_PLTRELSZ: 3855 s = bfd_get_section_by_name (output_bfd, ".rela.plt"); 3856 BFD_ASSERT (s != NULL); 3857 dyn.d_un.d_val = s->size; 3858 bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); 3859 break; 3860 3861 case DT_RELASZ: 3862 /* My reading of the SVR4 ABI indicates that the 3863 procedure linkage table relocs (DT_JMPREL) should be 3864 included in the overall relocs (DT_RELA). This is 3865 what Solaris does. However, UnixWare can not handle 3866 that case. Therefore, we override the DT_RELASZ entry 3867 here to make it not include the JMPREL relocs. Since 3868 the linker script arranges for .rela.plt to follow all 3869 other relocation sections, we don't have to worry 3870 about changing the DT_RELA entry. */ 3871 s = bfd_get_section_by_name (output_bfd, ".rela.plt"); 3872 if (s != NULL) 3873 dyn.d_un.d_val -= s->size; 3874 bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon); 3875 break; 3876 } 3877 } 3878 3879 /* Fill in the first entry in the procedure linkage table. */ 3880 splt = bfd_get_linker_section (dynobj, ".plt"); 3881 if (splt && splt->size > 0) 3882 { 3883 if (info->shared) 3884 { 3885 if (elf_sh64_pic_plt_entry == NULL) 3886 { 3887 elf_sh64_pic_plt_entry = (bfd_big_endian (output_bfd) ? 3888 elf_sh64_pic_plt_entry_be : 3889 elf_sh64_pic_plt_entry_le); 3890 } 3891 memcpy (splt->contents, elf_sh64_pic_plt_entry, 3892 elf_sh64_sizeof_plt (info)); 3893 } 3894 else 3895 { 3896 if (elf_sh64_plt0_entry == NULL) 3897 { 3898 elf_sh64_plt0_entry = (bfd_big_endian (output_bfd) ? 3899 elf_sh64_plt0_entry_be : 3900 elf_sh64_plt0_entry_le); 3901 } 3902 memcpy (splt->contents, elf_sh64_plt0_entry, PLT_ENTRY_SIZE); 3903 movi_3shori_putval (output_bfd, 3904 sgot->output_section->vma 3905 + sgot->output_offset, 3906 splt->contents 3907 + elf_sh64_plt0_gotplt_offset (info)); 3908 } 3909 3910 /* UnixWare sets the entsize of .plt to 8, although that doesn't 3911 really seem like the right value. */ 3912 elf_section_data (splt->output_section)->this_hdr.sh_entsize = 8; 3913 } 3914 } 3915 3916 /* Fill in the first three entries in the global offset table. */ 3917 if (sgot->size > 0) 3918 { 3919 if (sdyn == NULL) 3920 bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents); 3921 else 3922 bfd_put_64 (output_bfd, 3923 sdyn->output_section->vma + sdyn->output_offset, 3924 sgot->contents); 3925 bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents + 8); 3926 bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents + 16); 3927 } 3928 3929 elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 8; 3930 3931 return TRUE; 3932 } 3933 3934 /* Merge non visibility st_other attribute when the symbol comes from 3935 a dynamic object. */ 3936 static void 3937 sh64_elf64_merge_symbol_attribute (struct elf_link_hash_entry *h, 3938 const Elf_Internal_Sym *isym, 3939 bfd_boolean definition, 3940 bfd_boolean dynamic ATTRIBUTE_UNUSED) 3941 { 3942 if ((isym->st_other & ~ELF_ST_VISIBILITY (-1)) != 0) 3943 { 3944 unsigned char other; 3945 3946 /* Take the balance of OTHER from the definition. */ 3947 other = (definition ? isym->st_other : h->other); 3948 other &= ~ ELF_ST_VISIBILITY (-1); 3949 h->other = other | ELF_ST_VISIBILITY (h->other); 3950 } 3951 3952 return; 3953 } 3954 3955 static const struct bfd_elf_special_section sh64_elf64_special_sections[]= 3956 { 3957 { STRING_COMMA_LEN (".cranges"), 0, SHT_PROGBITS, 0 }, 3958 { NULL, 0, 0, 0, 0 } 3959 }; 3960 3961 #define TARGET_BIG_SYM sh64_elf64_vec 3962 #define TARGET_BIG_NAME "elf64-sh64" 3963 #define TARGET_LITTLE_SYM sh64_elf64_le_vec 3964 #define TARGET_LITTLE_NAME "elf64-sh64l" 3965 #define ELF_ARCH bfd_arch_sh 3966 #define ELF_MACHINE_CODE EM_SH 3967 #define ELF_MAXPAGESIZE 128 3968 3969 #define elf_symbol_leading_char '_' 3970 3971 #define bfd_elf64_bfd_reloc_type_lookup sh_elf64_reloc_type_lookup 3972 #define bfd_elf64_bfd_reloc_name_lookup \ 3973 sh_elf64_reloc_name_lookup 3974 #define elf_info_to_howto sh_elf64_info_to_howto 3975 3976 /* Note: there's no relaxation at present. */ 3977 3978 #define elf_backend_relocate_section sh_elf64_relocate_section 3979 #define bfd_elf64_bfd_get_relocated_section_contents \ 3980 sh_elf64_get_relocated_section_contents 3981 #define elf_backend_object_p sh_elf64_set_mach_from_flags 3982 #define bfd_elf64_bfd_set_private_flags \ 3983 sh_elf64_set_private_flags 3984 #define bfd_elf64_bfd_copy_private_bfd_data \ 3985 sh_elf64_copy_private_data 3986 #define bfd_elf64_bfd_merge_private_bfd_data \ 3987 sh_elf64_merge_private_data 3988 #define elf_backend_fake_sections sh64_elf64_fake_sections 3989 3990 #define elf_backend_gc_mark_hook sh_elf64_gc_mark_hook 3991 #define elf_backend_check_relocs sh_elf64_check_relocs 3992 3993 #define elf_backend_can_gc_sections 1 3994 3995 #define elf_backend_get_symbol_type sh64_elf64_get_symbol_type 3996 3997 #define elf_backend_add_symbol_hook sh64_elf64_add_symbol_hook 3998 3999 #define elf_backend_link_output_symbol_hook \ 4000 sh64_elf64_link_output_symbol_hook 4001 4002 #define elf_backend_merge_symbol_attribute \ 4003 sh64_elf64_merge_symbol_attribute 4004 4005 #define elf_backend_final_write_processing \ 4006 sh64_elf64_final_write_processing 4007 4008 #define elf_backend_create_dynamic_sections \ 4009 sh64_elf64_create_dynamic_sections 4010 #define bfd_elf64_bfd_link_hash_table_create \ 4011 sh64_elf64_link_hash_table_create 4012 #define elf_backend_adjust_dynamic_symbol \ 4013 sh64_elf64_adjust_dynamic_symbol 4014 #define elf_backend_size_dynamic_sections \ 4015 sh64_elf64_size_dynamic_sections 4016 #define elf_backend_omit_section_dynsym \ 4017 ((bfd_boolean (*) (bfd *, struct bfd_link_info *, asection *)) bfd_true) 4018 #define elf_backend_finish_dynamic_symbol \ 4019 sh64_elf64_finish_dynamic_symbol 4020 #define elf_backend_finish_dynamic_sections \ 4021 sh64_elf64_finish_dynamic_sections 4022 #define elf_backend_special_sections sh64_elf64_special_sections 4023 4024 #define elf_backend_want_got_plt 1 4025 #define elf_backend_plt_readonly 1 4026 #define elf_backend_want_plt_sym 0 4027 #define elf_backend_got_header_size 24 4028 4029 #include "elf64-target.h" 4030 4031 /* NetBSD support. */ 4032 #undef TARGET_BIG_SYM 4033 #define TARGET_BIG_SYM sh64_elf64_nbsd_vec 4034 #undef TARGET_BIG_NAME 4035 #define TARGET_BIG_NAME "elf64-sh64-nbsd" 4036 #undef TARGET_LITTLE_SYM 4037 #define TARGET_LITTLE_SYM sh64_elf64_nbsd_le_vec 4038 #undef TARGET_LITTLE_NAME 4039 #define TARGET_LITTLE_NAME "elf64-sh64l-nbsd" 4040 #undef ELF_MAXPAGESIZE 4041 #define ELF_MAXPAGESIZE 0x10000 4042 #undef elf_symbol_leading_char 4043 #define elf_symbol_leading_char 0 4044 4045 #define elf64_bed elf64_sh64_nbsd_bed 4046 4047 #include "elf64-target.h" 4048 4049 /* Linux support. */ 4050 #undef TARGET_BIG_SYM 4051 #define TARGET_BIG_SYM sh64_elf64_linux_be_vec 4052 #undef TARGET_BIG_NAME 4053 #define TARGET_BIG_NAME "elf64-sh64big-linux" 4054 #undef TARGET_LITTLE_SYM 4055 #define TARGET_LITTLE_SYM sh64_elf64_linux_vec 4056 #undef TARGET_LITTLE_NAME 4057 #define TARGET_LITTLE_NAME "elf64-sh64-linux" 4058 #undef elf64_bed 4059 #define elf64_bed elf64_sh64_linux_bed 4060 4061 #include "elf64-target.h" 4062
