| 1 | /* D10V-specific support for 32-bit ELF |
| 2 | Copyright (C) 1996-2017 Free Software Foundation, Inc. |
| 3 | Contributed by Martin Hunt (hunt@cygnus.com). |
| 4 | |
| 5 | This file is part of BFD, the Binary File Descriptor library. |
| 6 | |
| 7 | This program is free software; you can redistribute it and/or modify |
| 8 | it under the terms of the GNU General Public License as published by |
| 9 | the Free Software Foundation; either version 3 of the License, or |
| 10 | (at your option) any later version. |
| 11 | |
| 12 | This program is distributed in the hope that it will be useful, |
| 13 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 14 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 15 | GNU General Public License for more details. |
| 16 | |
| 17 | You should have received a copy of the GNU General Public License |
| 18 | along with this program; if not, write to the Free Software |
| 19 | Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| 20 | MA 02110-1301, USA. */ |
| 21 | |
| 22 | #include "sysdep.h" |
| 23 | #include "bfd.h" |
| 24 | #include "libbfd.h" |
| 25 | #include "elf-bfd.h" |
| 26 | #include "elf/d10v.h" |
| 27 | |
| 28 | /* Use REL instead of RELA to save space. */ |
| 29 | #define USE_REL 1 |
| 30 | |
| 31 | static reloc_howto_type elf_d10v_howto_table[] = |
| 32 | { |
| 33 | /* This reloc does nothing. */ |
| 34 | HOWTO (R_D10V_NONE, /* Type. */ |
| 35 | 0, /* Rightshift. */ |
| 36 | 3, /* Size (0 = byte, 1 = short, 2 = long). */ |
| 37 | 0, /* Bitsize. */ |
| 38 | FALSE, /* PC_relative. */ |
| 39 | 0, /* Bitpos. */ |
| 40 | complain_overflow_dont,/* Complain_on_overflow. */ |
| 41 | bfd_elf_generic_reloc, /* Special_function. */ |
| 42 | "R_D10V_NONE", /* Name. */ |
| 43 | FALSE, /* Partial_inplace. */ |
| 44 | 0, /* Src_mask. */ |
| 45 | 0, /* Dst_mask. */ |
| 46 | FALSE), /* PCrel_offset. */ |
| 47 | |
| 48 | /* An PC Relative 10-bit relocation, shifted by 2, right container. */ |
| 49 | HOWTO (R_D10V_10_PCREL_R, /* Type. */ |
| 50 | 2, /* Rightshift. */ |
| 51 | 2, /* Size (0 = byte, 1 = short, 2 = long). */ |
| 52 | 8, /* Bitsize. */ |
| 53 | TRUE, /* PC_relative. */ |
| 54 | 0, /* Bitpos. */ |
| 55 | complain_overflow_signed, /* Complain_on_overflow. */ |
| 56 | bfd_elf_generic_reloc, /* Special_function. */ |
| 57 | "R_D10V_10_PCREL_R", /* Name. */ |
| 58 | FALSE, /* Partial_inplace. */ |
| 59 | 0xff, /* Src_mask. */ |
| 60 | 0xff, /* Dst_mask. */ |
| 61 | TRUE), /* PCrel_offset. */ |
| 62 | |
| 63 | /* An PC Relative 10-bit relocation, shifted by 2, left container. */ |
| 64 | HOWTO (R_D10V_10_PCREL_L, /* Type. */ |
| 65 | 2, /* Rightshift. */ |
| 66 | 2, /* Size (0 = byte, 1 = short, 2 = long). */ |
| 67 | 8, /* Bitsize. */ |
| 68 | TRUE, /* PC_relative. */ |
| 69 | 15, /* Bitpos. */ |
| 70 | complain_overflow_signed, /* Complain_on_overflow. */ |
| 71 | bfd_elf_generic_reloc, /* Special_function. */ |
| 72 | "R_D10V_10_PCREL_L", /* Name. */ |
| 73 | FALSE, /* Partial_inplace. */ |
| 74 | 0x07f8000, /* Src_mask. */ |
| 75 | 0x07f8000, /* Dst_mask. */ |
| 76 | TRUE), /* PCrel_offset. */ |
| 77 | |
| 78 | /* A 16 bit absolute relocation. */ |
| 79 | HOWTO (R_D10V_16, /* Type. */ |
| 80 | 0, /* Rightshift. */ |
| 81 | 1, /* Size (0 = byte, 1 = short, 2 = long). */ |
| 82 | 16, /* Bitsize. */ |
| 83 | FALSE, /* PC_relative. */ |
| 84 | 0, /* Bitpos. */ |
| 85 | complain_overflow_dont,/* Complain_on_overflow. */ |
| 86 | bfd_elf_generic_reloc, /* Special_function. */ |
| 87 | "R_D10V_16", /* Name. */ |
| 88 | FALSE, /* Partial_inplace. */ |
| 89 | 0xffff, /* Src_mask. */ |
| 90 | 0xffff, /* Dst_mask. */ |
| 91 | FALSE), /* PCrel_offset. */ |
| 92 | |
| 93 | /* An 18 bit absolute relocation, right shifted 2. */ |
| 94 | HOWTO (R_D10V_18, /* Type. */ |
| 95 | 2, /* Rightshift. */ |
| 96 | 1, /* Size (0 = byte, 1 = short, 2 = long). */ |
| 97 | 16, /* Bitsize. */ |
| 98 | FALSE, /* PC_relative. */ |
| 99 | 0, /* Bitpos. */ |
| 100 | complain_overflow_dont, /* Complain_on_overflow. */ |
| 101 | bfd_elf_generic_reloc, /* Special_function. */ |
| 102 | "R_D10V_18", /* Name. */ |
| 103 | FALSE, /* Partial_inplace. */ |
| 104 | 0xffff, /* Src_mask. */ |
| 105 | 0xffff, /* Dst_mask. */ |
| 106 | FALSE), /* PCrel_offset. */ |
| 107 | |
| 108 | /* A relative 18 bit relocation, right shifted by 2. */ |
| 109 | HOWTO (R_D10V_18_PCREL, /* Type. */ |
| 110 | 2, /* Rightshift. */ |
| 111 | 2, /* Size (0 = byte, 1 = short, 2 = long). */ |
| 112 | 16, /* Bitsize. */ |
| 113 | TRUE, /* PC_relative. */ |
| 114 | 0, /* Bitpos. */ |
| 115 | complain_overflow_signed, /* Complain_on_overflow. */ |
| 116 | bfd_elf_generic_reloc, /* Special_function. */ |
| 117 | "R_D10V_18_PCREL", /* Name. */ |
| 118 | FALSE, /* Partial_inplace. */ |
| 119 | 0xffff, /* Src_mask. */ |
| 120 | 0xffff, /* Dst_mask. */ |
| 121 | TRUE), /* PCrel_offset. */ |
| 122 | |
| 123 | /* A 32 bit absolute relocation. */ |
| 124 | HOWTO (R_D10V_32, /* Type. */ |
| 125 | 0, /* Rightshift. */ |
| 126 | 2, /* Size (0 = byte, 1 = short, 2 = long). */ |
| 127 | 32, /* Bitsize. */ |
| 128 | FALSE, /* PC_relative. */ |
| 129 | 0, /* Bitpos. */ |
| 130 | complain_overflow_dont,/* Complain_on_overflow. */ |
| 131 | bfd_elf_generic_reloc, /* Special_function. */ |
| 132 | "R_D10V_32", /* Name. */ |
| 133 | FALSE, /* Partial_inplace. */ |
| 134 | 0xffffffff, /* Src_mask. */ |
| 135 | 0xffffffff, /* Dst_mask. */ |
| 136 | FALSE), /* PCrel_offset. */ |
| 137 | |
| 138 | /* GNU extension to record C++ vtable hierarchy. */ |
| 139 | HOWTO (R_D10V_GNU_VTINHERIT, /* Type. */ |
| 140 | 0, /* Rightshift. */ |
| 141 | 2, /* Size (0 = byte, 1 = short, 2 = long). */ |
| 142 | 0, /* Bitsize. */ |
| 143 | FALSE, /* PC_relative. */ |
| 144 | 0, /* Bitpos. */ |
| 145 | complain_overflow_dont,/* Complain_on_overflow. */ |
| 146 | NULL, /* Special_function. */ |
| 147 | "R_D10V_GNU_VTINHERIT",/* Name. */ |
| 148 | FALSE, /* Partial_inplace. */ |
| 149 | 0, /* Src_mask. */ |
| 150 | 0, /* Dst_mask. */ |
| 151 | FALSE), /* PCrel_offset. */ |
| 152 | |
| 153 | /* GNU extension to record C++ vtable member usage. */ |
| 154 | HOWTO (R_D10V_GNU_VTENTRY, /* Type. */ |
| 155 | 0, /* Rightshift. */ |
| 156 | 2, /* Size (0 = byte, 1 = short, 2 = long). */ |
| 157 | 0, /* Bitsize. */ |
| 158 | FALSE, /* PC_relative. */ |
| 159 | 0, /* Bitpos. */ |
| 160 | complain_overflow_dont,/* Complain_on_overflow. */ |
| 161 | _bfd_elf_rel_vtable_reloc_fn, /* Special_function. */ |
| 162 | "R_D10V_GNU_VTENTRY", /* Name. */ |
| 163 | FALSE, /* Partial_inplace. */ |
| 164 | 0, /* Src_mask. */ |
| 165 | 0, /* Dst_mask. */ |
| 166 | FALSE), /* PCrel_offset. */ |
| 167 | }; |
| 168 | |
| 169 | /* Map BFD reloc types to D10V ELF reloc types. */ |
| 170 | |
| 171 | struct d10v_reloc_map |
| 172 | { |
| 173 | bfd_reloc_code_real_type bfd_reloc_val; |
| 174 | unsigned char elf_reloc_val; |
| 175 | }; |
| 176 | |
| 177 | static const struct d10v_reloc_map d10v_reloc_map[] = |
| 178 | { |
| 179 | { BFD_RELOC_NONE, R_D10V_NONE, }, |
| 180 | { BFD_RELOC_D10V_10_PCREL_R, R_D10V_10_PCREL_R }, |
| 181 | { BFD_RELOC_D10V_10_PCREL_L, R_D10V_10_PCREL_L }, |
| 182 | { BFD_RELOC_16, R_D10V_16 }, |
| 183 | { BFD_RELOC_D10V_18, R_D10V_18 }, |
| 184 | { BFD_RELOC_D10V_18_PCREL, R_D10V_18_PCREL }, |
| 185 | { BFD_RELOC_32, R_D10V_32 }, |
| 186 | { BFD_RELOC_VTABLE_INHERIT, R_D10V_GNU_VTINHERIT }, |
| 187 | { BFD_RELOC_VTABLE_ENTRY, R_D10V_GNU_VTENTRY }, |
| 188 | }; |
| 189 | |
| 190 | static reloc_howto_type * |
| 191 | bfd_elf32_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, |
| 192 | bfd_reloc_code_real_type code) |
| 193 | { |
| 194 | unsigned int i; |
| 195 | |
| 196 | for (i = 0; |
| 197 | i < sizeof (d10v_reloc_map) / sizeof (struct d10v_reloc_map); |
| 198 | i++) |
| 199 | if (d10v_reloc_map[i].bfd_reloc_val == code) |
| 200 | return &elf_d10v_howto_table[d10v_reloc_map[i].elf_reloc_val]; |
| 201 | |
| 202 | return NULL; |
| 203 | } |
| 204 | |
| 205 | static reloc_howto_type * |
| 206 | bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, |
| 207 | const char *r_name) |
| 208 | { |
| 209 | unsigned int i; |
| 210 | |
| 211 | for (i = 0; |
| 212 | i < sizeof (elf_d10v_howto_table) / sizeof (elf_d10v_howto_table[0]); |
| 213 | i++) |
| 214 | if (elf_d10v_howto_table[i].name != NULL |
| 215 | && strcasecmp (elf_d10v_howto_table[i].name, r_name) == 0) |
| 216 | return &elf_d10v_howto_table[i]; |
| 217 | |
| 218 | return NULL; |
| 219 | } |
| 220 | |
| 221 | /* Set the howto pointer for an D10V ELF reloc. */ |
| 222 | |
| 223 | static void |
| 224 | d10v_info_to_howto_rel (bfd *abfd ATTRIBUTE_UNUSED, |
| 225 | arelent *cache_ptr, |
| 226 | Elf_Internal_Rela *dst) |
| 227 | { |
| 228 | unsigned int r_type; |
| 229 | |
| 230 | r_type = ELF32_R_TYPE (dst->r_info); |
| 231 | if (r_type >= (unsigned int) R_D10V_max) |
| 232 | { |
| 233 | /* xgettext:c-format */ |
| 234 | _bfd_error_handler (_("%B: invalid D10V reloc number: %d"), abfd, r_type); |
| 235 | r_type = 0; |
| 236 | } |
| 237 | cache_ptr->howto = &elf_d10v_howto_table[r_type]; |
| 238 | } |
| 239 | |
| 240 | static asection * |
| 241 | elf32_d10v_gc_mark_hook (asection *sec, |
| 242 | struct bfd_link_info *info, |
| 243 | Elf_Internal_Rela *rel, |
| 244 | struct elf_link_hash_entry *h, |
| 245 | Elf_Internal_Sym *sym) |
| 246 | { |
| 247 | if (h != NULL) |
| 248 | switch (ELF32_R_TYPE (rel->r_info)) |
| 249 | { |
| 250 | case R_D10V_GNU_VTINHERIT: |
| 251 | case R_D10V_GNU_VTENTRY: |
| 252 | return NULL; |
| 253 | } |
| 254 | |
| 255 | return _bfd_elf_gc_mark_hook (sec, info, rel, h, sym); |
| 256 | } |
| 257 | |
| 258 | /* Look through the relocs for a section during the first phase. |
| 259 | Since we don't do .gots or .plts, we just need to consider the |
| 260 | virtual table relocs for gc. */ |
| 261 | |
| 262 | static bfd_boolean |
| 263 | elf32_d10v_check_relocs (bfd *abfd, |
| 264 | struct bfd_link_info *info, |
| 265 | asection *sec, |
| 266 | const Elf_Internal_Rela *relocs) |
| 267 | { |
| 268 | Elf_Internal_Shdr *symtab_hdr; |
| 269 | struct elf_link_hash_entry **sym_hashes; |
| 270 | const Elf_Internal_Rela *rel; |
| 271 | const Elf_Internal_Rela *rel_end; |
| 272 | |
| 273 | if (bfd_link_relocatable (info)) |
| 274 | return TRUE; |
| 275 | |
| 276 | symtab_hdr = &elf_tdata (abfd)->symtab_hdr; |
| 277 | sym_hashes = elf_sym_hashes (abfd); |
| 278 | |
| 279 | rel_end = relocs + sec->reloc_count; |
| 280 | for (rel = relocs; rel < rel_end; rel++) |
| 281 | { |
| 282 | struct elf_link_hash_entry *h; |
| 283 | unsigned long r_symndx; |
| 284 | |
| 285 | r_symndx = ELF32_R_SYM (rel->r_info); |
| 286 | if (r_symndx < symtab_hdr->sh_info) |
| 287 | h = NULL; |
| 288 | else |
| 289 | { |
| 290 | h = sym_hashes[r_symndx - symtab_hdr->sh_info]; |
| 291 | while (h->root.type == bfd_link_hash_indirect |
| 292 | || h->root.type == bfd_link_hash_warning) |
| 293 | h = (struct elf_link_hash_entry *) h->root.u.i.link; |
| 294 | |
| 295 | /* PR15323, ref flags aren't set for references in the same |
| 296 | object. */ |
| 297 | h->root.non_ir_ref = 1; |
| 298 | } |
| 299 | |
| 300 | switch (ELF32_R_TYPE (rel->r_info)) |
| 301 | { |
| 302 | /* This relocation describes the C++ object vtable hierarchy. |
| 303 | Reconstruct it for later use during GC. */ |
| 304 | case R_D10V_GNU_VTINHERIT: |
| 305 | if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset)) |
| 306 | return FALSE; |
| 307 | break; |
| 308 | |
| 309 | /* This relocation describes which C++ vtable entries are actually |
| 310 | used. Record for later use during GC. */ |
| 311 | case R_D10V_GNU_VTENTRY: |
| 312 | BFD_ASSERT (h != NULL); |
| 313 | if (h != NULL |
| 314 | && !bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_offset)) |
| 315 | return FALSE; |
| 316 | break; |
| 317 | } |
| 318 | } |
| 319 | |
| 320 | return TRUE; |
| 321 | } |
| 322 | |
| 323 | static bfd_vma |
| 324 | extract_rel_addend (bfd *abfd, |
| 325 | bfd_byte *where, |
| 326 | reloc_howto_type *howto) |
| 327 | { |
| 328 | bfd_vma insn, val; |
| 329 | |
| 330 | switch (howto->size) |
| 331 | { |
| 332 | case 0: |
| 333 | insn = bfd_get_8 (abfd, where); |
| 334 | break; |
| 335 | case 1: |
| 336 | insn = bfd_get_16 (abfd, where); |
| 337 | break; |
| 338 | case 2: |
| 339 | insn = bfd_get_32 (abfd, where); |
| 340 | break; |
| 341 | default: |
| 342 | abort (); |
| 343 | } |
| 344 | |
| 345 | val = (insn & howto->dst_mask) >> howto->bitpos << howto->rightshift; |
| 346 | /* We should really be testing for signed addends here, but we don't |
| 347 | have that info directly in the howto. */ |
| 348 | if (howto->pc_relative) |
| 349 | { |
| 350 | bfd_vma sign; |
| 351 | sign = howto->dst_mask & (~howto->dst_mask >> 1 | ~(-(bfd_vma) 1 >> 1)); |
| 352 | sign = sign >> howto->bitpos << howto->rightshift; |
| 353 | val = (val ^ sign) - sign; |
| 354 | } |
| 355 | return val; |
| 356 | } |
| 357 | |
| 358 | static void |
| 359 | insert_rel_addend (bfd *abfd, |
| 360 | bfd_byte *where, |
| 361 | reloc_howto_type *howto, |
| 362 | bfd_vma addend) |
| 363 | { |
| 364 | bfd_vma insn; |
| 365 | |
| 366 | addend = (addend >> howto->rightshift << howto->bitpos) & howto->dst_mask; |
| 367 | insn = ~howto->dst_mask; |
| 368 | switch (howto->size) |
| 369 | { |
| 370 | case 0: |
| 371 | insn &= bfd_get_8 (abfd, where); |
| 372 | insn |= addend; |
| 373 | bfd_put_8 (abfd, insn, where); |
| 374 | break; |
| 375 | case 1: |
| 376 | insn &= bfd_get_16 (abfd, where); |
| 377 | insn |= addend; |
| 378 | bfd_put_16 (abfd, insn, where); |
| 379 | break; |
| 380 | case 2: |
| 381 | insn &= bfd_get_32 (abfd, where); |
| 382 | insn |= addend; |
| 383 | bfd_put_32 (abfd, insn, where); |
| 384 | break; |
| 385 | default: |
| 386 | abort (); |
| 387 | } |
| 388 | } |
| 389 | |
| 390 | /* Relocate a D10V ELF section. */ |
| 391 | |
| 392 | static bfd_boolean |
| 393 | elf32_d10v_relocate_section (bfd *output_bfd, |
| 394 | struct bfd_link_info *info, |
| 395 | bfd *input_bfd, |
| 396 | asection *input_section, |
| 397 | bfd_byte *contents, |
| 398 | Elf_Internal_Rela *relocs, |
| 399 | Elf_Internal_Sym *local_syms, |
| 400 | asection **local_sections) |
| 401 | { |
| 402 | Elf_Internal_Shdr *symtab_hdr; |
| 403 | struct elf_link_hash_entry **sym_hashes; |
| 404 | Elf_Internal_Rela *rel, *relend; |
| 405 | const char *name; |
| 406 | |
| 407 | symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; |
| 408 | sym_hashes = elf_sym_hashes (input_bfd); |
| 409 | |
| 410 | rel = relocs; |
| 411 | relend = relocs + input_section->reloc_count; |
| 412 | for (; rel < relend; rel++) |
| 413 | { |
| 414 | int r_type; |
| 415 | reloc_howto_type *howto; |
| 416 | unsigned long r_symndx; |
| 417 | Elf_Internal_Sym *sym; |
| 418 | asection *sec; |
| 419 | struct elf_link_hash_entry *h; |
| 420 | bfd_vma relocation; |
| 421 | bfd_reloc_status_type r; |
| 422 | |
| 423 | r_symndx = ELF32_R_SYM (rel->r_info); |
| 424 | r_type = ELF32_R_TYPE (rel->r_info); |
| 425 | |
| 426 | if (r_type == R_D10V_GNU_VTENTRY |
| 427 | || r_type == R_D10V_GNU_VTINHERIT) |
| 428 | continue; |
| 429 | |
| 430 | howto = elf_d10v_howto_table + r_type; |
| 431 | h = NULL; |
| 432 | sym = NULL; |
| 433 | sec = NULL; |
| 434 | if (r_symndx < symtab_hdr->sh_info) |
| 435 | { |
| 436 | sym = local_syms + r_symndx; |
| 437 | sec = local_sections[r_symndx]; |
| 438 | relocation = (sec->output_section->vma |
| 439 | + sec->output_offset |
| 440 | + sym->st_value); |
| 441 | if (ELF_ST_TYPE (sym->st_info) == STT_SECTION |
| 442 | && ((sec->flags & SEC_MERGE) != 0 |
| 443 | || (bfd_link_relocatable (info) |
| 444 | && sec->output_offset != 0))) |
| 445 | { |
| 446 | bfd_vma addend; |
| 447 | bfd_byte *where = contents + rel->r_offset; |
| 448 | |
| 449 | addend = extract_rel_addend (input_bfd, where, howto); |
| 450 | |
| 451 | if (bfd_link_relocatable (info)) |
| 452 | addend += sec->output_offset; |
| 453 | else |
| 454 | { |
| 455 | asection *msec = sec; |
| 456 | addend = _bfd_elf_rel_local_sym (output_bfd, sym, &msec, |
| 457 | addend); |
| 458 | addend -= relocation; |
| 459 | addend += msec->output_section->vma + msec->output_offset; |
| 460 | } |
| 461 | insert_rel_addend (input_bfd, where, howto, addend); |
| 462 | } |
| 463 | } |
| 464 | else |
| 465 | { |
| 466 | bfd_boolean unresolved_reloc, warned, ignored; |
| 467 | |
| 468 | RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel, |
| 469 | r_symndx, symtab_hdr, sym_hashes, |
| 470 | h, sec, relocation, |
| 471 | unresolved_reloc, warned, ignored); |
| 472 | } |
| 473 | |
| 474 | if (sec != NULL && discarded_section (sec)) |
| 475 | RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section, |
| 476 | rel, 1, relend, howto, 0, contents); |
| 477 | |
| 478 | if (bfd_link_relocatable (info)) |
| 479 | continue; |
| 480 | |
| 481 | if (h != NULL) |
| 482 | name = h->root.root.string; |
| 483 | else |
| 484 | { |
| 485 | name = (bfd_elf_string_from_elf_section |
| 486 | (input_bfd, symtab_hdr->sh_link, sym->st_name)); |
| 487 | if (name == NULL || *name == '\0') |
| 488 | name = bfd_section_name (input_bfd, sec); |
| 489 | } |
| 490 | |
| 491 | r = _bfd_final_link_relocate (howto, input_bfd, input_section, |
| 492 | contents, rel->r_offset, |
| 493 | relocation, (bfd_vma) 0); |
| 494 | |
| 495 | if (r != bfd_reloc_ok) |
| 496 | { |
| 497 | const char * msg = (const char *) 0; |
| 498 | |
| 499 | switch (r) |
| 500 | { |
| 501 | case bfd_reloc_overflow: |
| 502 | (*info->callbacks->reloc_overflow) |
| 503 | (info, (h ? &h->root : NULL), name, howto->name, |
| 504 | (bfd_vma) 0, input_bfd, input_section, rel->r_offset); |
| 505 | break; |
| 506 | |
| 507 | case bfd_reloc_undefined: |
| 508 | (*info->callbacks->undefined_symbol) |
| 509 | (info, name, input_bfd, input_section, rel->r_offset, TRUE); |
| 510 | break; |
| 511 | |
| 512 | case bfd_reloc_outofrange: |
| 513 | msg = _("internal error: out of range error"); |
| 514 | goto common_error; |
| 515 | |
| 516 | case bfd_reloc_notsupported: |
| 517 | msg = _("internal error: unsupported relocation error"); |
| 518 | goto common_error; |
| 519 | |
| 520 | case bfd_reloc_dangerous: |
| 521 | msg = _("internal error: dangerous error"); |
| 522 | goto common_error; |
| 523 | |
| 524 | default: |
| 525 | msg = _("internal error: unknown error"); |
| 526 | /* fall through */ |
| 527 | |
| 528 | common_error: |
| 529 | (*info->callbacks->warning) (info, msg, name, input_bfd, |
| 530 | input_section, rel->r_offset); |
| 531 | break; |
| 532 | } |
| 533 | } |
| 534 | } |
| 535 | |
| 536 | return TRUE; |
| 537 | } |
| 538 | #define ELF_ARCH bfd_arch_d10v |
| 539 | #define ELF_MACHINE_CODE EM_D10V |
| 540 | #define ELF_MACHINE_ALT1 EM_CYGNUS_D10V |
| 541 | #define ELF_MAXPAGESIZE 0x1000 |
| 542 | |
| 543 | #define TARGET_BIG_SYM d10v_elf32_vec |
| 544 | #define TARGET_BIG_NAME "elf32-d10v" |
| 545 | |
| 546 | #define elf_info_to_howto 0 |
| 547 | #define elf_info_to_howto_rel d10v_info_to_howto_rel |
| 548 | #define elf_backend_object_p 0 |
| 549 | #define elf_backend_final_write_processing 0 |
| 550 | #define elf_backend_gc_mark_hook elf32_d10v_gc_mark_hook |
| 551 | #define elf_backend_check_relocs elf32_d10v_check_relocs |
| 552 | #define elf_backend_relocate_section elf32_d10v_relocate_section |
| 553 | #define elf_backend_can_gc_sections 1 |
| 554 | |
| 555 | #include "elf32-target.h" |